1 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
3 * testsuite/script_test_3.t: Add .got.plt output section
5 * testsuite/script_test_4.t: Likewise.
7 2012-09-05 Alan Modra <amodra@gmail.com>
9 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
10 update all uses and lose "enum" when using type.
12 2012-09-05 Alan Modra <amodra@gmail.com>
14 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
15 * configure: Regenerate.
16 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
17 (plugin_final_layout.stdout): Likewise.
18 (memory_test): Set page sizes to 0x1000.
19 * testsuite/Makefile.in: Regenerate.
20 * testsuite/discard_locals_test.sh: Add FIXME comment.
21 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
22 * testsuite/pr14265.t: Add .got output section statement.
23 * testsuite/script_test_2.t: Likewise.
24 * testsuite/script_test_3.t: Likewise.
25 * testsuite/script_test_4.t: Likewise.
26 * testsuite/script_test_5.t: Likewise.
27 * testsuite/script_test_6.t: Likewise.
28 * testsuite/script_test_7.t: Likewise.
29 * testsuite/script_test_9.t: Likewise.
31 2012-09-05 Alan Modra <amodra@gmail.com>
33 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
34 (Powerpc_relocate_functions::Status): New typedef.
35 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
36 (Target_powerpc::Scan::local): Handle REL64.
37 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
39 (Target_powerpc::symval_for_branch): New function, extracted from..
40 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
41 checks. Report overflow errors.
43 2012-09-05 Alan Modra <amodra@gmail.com>
45 * object.h (Sized_relobj_file::emit_relocs): Delete.
46 (Sized_relobj_file::emit_relocs_reltype): Delete.
47 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
48 relocate_relocs for --emit-relocs.
49 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
50 * output.h: Update comment.
51 (Output_segment::first_section): New function.
52 (Output_segment::first_section_load_address): Use first_section.
53 * output.cc (Output_segment::first_section): New function extracted..
54 (Output_segment::first_section_load_address): ..from here. Delete.
55 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
56 * target.h (Sized_target::relocate_for_relocatable): Likewise.
57 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
58 adjust call to target.h function.
59 * i386.cc (Target_i386): Likewise.
60 * sparc.cc (Target_sparc): Likewise.
61 * x86_64.cc (Target_x86_64): Likewise.
62 * powerpc.cc (Target_powerpc): Likewise.
63 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
64 first tls section has section symbol for optimised local dynamic
66 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
67 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
69 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
70 Rename to relocate_relocs. Update error message.
72 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
74 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
77 2012-08-31 Alan Modra <amodra@gmail.com>
79 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
80 (Powerpc_relobj::toc_base_offset): New stub function.
81 (Target_powerpc): Add tp_offset, dtp_offset. Rename
82 got_mod_index_offset to tlsld_got_offset. Update all refs.
83 (Target_powerpc::Relocate::enum skip_tls): New.
84 (Target_powerpc::call_tls_get_addr_): New var.
85 (Target_powerpc::is_branch_reloc): Move to file scope.
86 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
87 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
89 (Target_powerpc::enum Got_type): Delete old values, add new ones.
90 (powerpc_info): Correct common_pagesize for ppc64.
91 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
92 (Powerpc_relocate_functions): Add overflow check enums and functions.
93 Add non-shift version of rela, rela_ua. Delete all rel public
94 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
95 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
96 addr16_ha3, addr14 functions.
97 (Output_data_got_powerpc::add_constant_pair): New function.
98 (Output_data_got_powerpc::got_base_offset): Likewise.
99 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
100 (instruction constants): Sort, add some more.
101 (Output_data_glink::do_write): Add and use Address typedef. Use
102 object->toc_base_offset() stub for 64-bit.
103 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
104 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
105 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
106 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
107 Always treat .opd relocs as against locally defined symbol.
108 Correct condition for RELATIVE relocs.
109 (Target_powerpc::do_finalize_sections): Test for NULL sections.
110 (Target_powerpc::Relocate::relocate): Use plt call stub as value
111 for 32-bit syms with a plt entry. Correct ppc64 toc base
112 calculations. Handle TLS relocs, and more. Add overflow
113 checking and adjust for Powerpc_relocate_functions changes.
114 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
115 Reinstate --emit-relocs code with FIXME.
117 2012-08-30 Alan Modra <amodra@gmail.com>
119 * layout.cc (Layout::set_segment_offsets): Set p_align to
120 abi_pagesize, not common_pagesize.
121 (Layout::relaxation_loop_body): Similarly use abi_pagesize
122 to determine whether file header can go in segment.
124 2012-08-30 Alan Modra <amodra@gmail.com>
126 * output.h (Output_reloc::Output_reloc <output section>): Add
127 is_relative param. Adjust calls.
128 (Output_reloc::add_output_section_relative): New functions.
129 * output.cc (Output_reloc::Output_reloc <output section>): Handle
131 (Output_reloc::symbol_value): Handle SECTION_CODE.
133 2012-08-24 Sriraman Tallam <tmsriram@google.com>
135 * gold.cc (queue_middle_tasks): Call layout again when unique
136 segments for sections is desired.
137 * layout.cc (Layout::Layout): Initialize new members.
138 (Layout::get_output_section_flags): New function.
139 (Layout::choose_output_section): Call get_output_section_flags.
140 (Layout::layout): Make output section for mapping to a unique segment.
141 (Layout::insert_section_segment_map): New function.
142 (Layout::attach_allocated_section_to_segment): Make unique segment for
143 output sections marked so.
144 (Layout::segment_precedes): Check for unique segments when sorting.
145 * layout.h (Layout::Unique_segment_info): New struct.
146 (Layout::Section_segment_map): New typedef.
147 (Layout::insert_section_segment_map): New function.
148 (Layout::get_output_section_flags): New function.
149 (Layout::is_unique_segment_for_sections_specified): New function.
150 (Layout::set_unique_segment_for_sections_specified): New function.
151 (Layout::unique_segment_for_sections_specified_): New member.
152 (Layout::section_segment_map_): New member.
153 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
154 Rename is_gc_pass_one to is_pass_one.
155 Rename is_gc_pass_two to is_pass_two.
156 Rename is_gc_or_icf to is_two_pass.
157 Check for which pass based on whether symbols data is present.
158 Make it two pass when unique segments for sections is desired.
159 * output.cc (Output_section::Output_section): Initialize new
161 * output.h (Output_section::is_unique_segment): New function.
162 (Output_section::set_is_unique_segment): New function.
163 (Output_section::is_unique_segment_): New member.
164 (Output_section::extra_segment_flags): New function.
165 (Output_section::set_extra_segment_flags): New function.
166 (Output_section::extra_segment_flags_): New member.
167 (Output_section::segment_alignment): New function.
168 (Output_section::set_segment_alignment): New function.
169 (Output_section::segment_alignment_): New member.
170 (Output_segment::Output_segment): Initialize is_unique_segment_.
171 (Output_segment::is_unique_segment): New function.
172 (Output_segment::set_is_unique_segment): New function.
173 (Output_segment::is_unique_segment_): New member.
174 * plugin.cc (allow_unique_segment_for_sections): New function.
175 (unique_segment_for_sections): New function.
176 (Plugin::load): Add new functions to transfer vector.
177 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
178 * Makefile.in: Regenerate.
179 * testsuite/plugin_final_layout.sh: Check if unique segment
181 * testsuite/plugin_section_order.c (onload): Check if new interfaces
183 (allow_unique_segment_for_sections): New global.
184 (unique_segment_for_sections): New global.
185 (claim_file_hook): Call allow_unique_segment_for_sections.
186 (all_symbols_read_hook): Call unique_segment_for_sections.
188 2012-08-22 Cary Coutant <ccoutant@google.com>
190 * layout.cc (Layout::include_section): Don't assert on GROUP
191 sections with --emit-relocs.
193 2012-08-21 Cary Coutant <ccoutant@google.com>
195 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
196 if --export-dynamic-symbol names an undef symbol.
198 2012-08-18 Alan Modra <amodra@gmail.com>
200 * powerpc.cc: Formatting and white space.
201 (Powerpc_relobj): Rename got2_section_ to special_.
202 Add opd_ent_shndx_ and opd_ent_off_ vectors.
203 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
204 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
205 (Target_powerpc): Add Address typedef and invalid_address. Use
207 (Target_powerpc::is_branch_reloc): New function.
208 (Powerpc_relocate_functions): Add Address typedef, use throughout.
209 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
210 for dst_mask, value and addend.
211 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
212 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
213 (Output_data_glink::do_write): Correct toc base. Don't try to use
214 uint16_t for 24-bit offset. Use get_output_section_offset and
216 (Target_powerpc::Scan::local): Handle more relocs.
217 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
218 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
219 Plug in toc restoring insn after plt calls. Translate branches
220 to function descriptor symbols to corresponding entry point.
221 (Target_powerpc::relocate_for_relocatable): Check return from
222 get_output_section_offset.
223 * symtab.h: Comment typo.
225 2012-08-14 Ian Lance Taylor <iant@google.com>
227 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
228 unsupported_relocal_local to call unsupported_reloc_global.
230 2012-08-14 Nick Clifton <nickc@redhat.com>
233 * script-sections.cc (Sections_element::output_section_name): Add
234 keep return parameter.
235 (Output_section_element::match_name): Add keep return parameter.
236 Return the value of the keep_ member.
237 * script-sections.h (class Output_section): Update
238 output_section_name prototype.
239 * layout.cc (Layout::keep_input_section): New public member
241 (Layout::choose_output_section): Pass keep parameter to
243 * layout.h (class Layout): Add keep_input_section.
244 * object.cc (Sized_relobj_file::do_layout): Check for kept input
246 * testsuite/Makefile.am: Add a test.
247 * testsuite/Makefile.in: Regenerate.
248 * testsuite/pr14265.c: Source file for the test.
249 * testsuite/pr14265.t: Linker script for the test.
250 * testsuite/pr14265.sh: Shell script for the test.
252 2012-08-14 Alan Modra <amodra@gmail.com>
254 * target.h (Target::output_section_name): New function.
255 (Target::do_output_section_name): New function.
256 * layout.cc (Layout::choose_output_section): Call the above.
257 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
259 2012-08-14 Alan Modra <amodra@gmail.com>
261 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
262 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
263 for replace_constant call.
264 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
265 (Output_data_glink::do_print_to_mapfile): New function.
266 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
267 (Target_powerpc::Relocate::relocate): Likewise.
269 2012-08-14 Alan Modra <amodra@gmail.com>
271 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
272 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
273 (Output_data_glink::add_entry,find_entry): Remove shndx param.
274 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
275 all references to shndx_. Handle special case for R_PPC_PLTREL24
277 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
278 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
279 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
281 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
282 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
284 2012-08-12 Alan Modra <amodra@gmail.com>
286 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
287 (glink insn constants): Use uint32_t.
288 (Output_data_glink::add_entry): Use insert, not [] operator.
290 2012-08-11 Alan Modra <amodra@gmail.com>
292 * object.h (Sized_relobj_file::find_shdr): New function.
293 (Sized_relobj_file::find_special_sections): New function.
294 * object.cc (Sized_relobj_file::find_shdr): New function.
295 (Sized_relobj_file::find_eh_frame): Use find_shdr.
296 (Sized_relobj_file::find_special_sections): New function, split out..
297 (Sized_relobj_file::do_read_symbols): ..from here.
298 * output.h (Output_data_got::replace_constant): New function.
299 (Output_data_got::num_entries): New function.
300 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
301 (Output_data_got::got_offset): Protected rather than private.
302 (Output_data_got::replace_got_entry): New function.
303 * output.cc (Output_data_got::replace_got_entry): New function.
304 * powerpc.cc (class Powerpc_relobj): New.
305 (class Powerpc_relocate_functions): Delete all psymval variants or
306 convert to value,addend type. Delete pcrela, pcrela_unaligned.
307 Implement _ha functions using corresponding _hi function.
308 (Powerpc_relobj::find_special_sections): New function.
309 (Target_powerpc::do_make_elf_object): New function.
310 (class Output_data_got_powerpc): New.
311 (class Output_data_glink): New.
312 (class Powerpc_scan_relocatable_reloc): New.
313 Many more changes througout file.
315 2012-08-09 Nick Clifton <nickc@redhat.com>
317 * po/vi.po: Updated Vietnamese translation.
319 2012-08-07 Ian Lance Taylor <iant@google.com>
321 * layout.cc (Layout::add_target_dynamic_tags): If
322 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
325 2012-07-30 Nick Clifton <nickc@redhat.com>
327 * po/gold.pot: Updated template.
328 * po/es.po: Updated Spanish translation.
330 2012-07-18 Cary Coutant <ccoutant@google.com>
333 * configure.ac: Add check for -gpubnames support.
334 * configure: Regenerate.
335 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
336 support; force -gno-pubnames.
337 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
339 (gdb_index_test_4): New test.
340 * testsuite/Makefile.in: Regenerate.
341 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
342 * testsuite/gdb_index_test_2.sh: Likewise.
343 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
344 * testsuite/gdb_index_test_4.sh: New script.
345 * testsuite/gdb_index_test_comm.sh: New script with common code;
346 don't look for space after colon.
348 2012-07-16 Sriraman Tallam <tmsriram@google.com>
350 * gold.cc (queue_middle_tasks): Update function order only after
351 deferred objects due to plugins are processed.
353 2012-07-11 Ian Lance Taylor <iant@google.com>
355 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
356 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
357 (Target_arm::scan_reloc_for_stub): Likewise.
358 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
359 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
360 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
361 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
362 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
364 2012-07-10 Dodji Seketeli <dodji@redhat.com>
365 Ian Lance Taylor <iant@google.com>
368 * configure.ac: Test whether std::tr1::hash<off_t> works.
369 * gold.h: Add a specialization for std::tr1::hash<off_t> if
371 * output.h (class Output_fill): Add virtual destructor.
372 * configure, config.in: Rebuild.
374 2012-06-22 Roland McGrath <mcgrathr@google.com>
376 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
378 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
380 * plugin.cc (Plugin::load): Handle position independent executables.
382 2012-06-06 Cary Coutant <ccoutant@google.com>
384 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
386 (lines_only_debug_sections): Likewise.
387 (gdb_fast_lookup_sections): New static array.
388 (is_gdb_debug_section): Rename formal parameter.
389 (is_lines_only_debug_section): Likewise.
390 (is_gdb_fast_lookup_section): New function.
391 (Layout::include_section): Check for ".zdebug_" prefix; pass
392 section name suffix to is_gdb_debug_section, et al.; check for
393 fast-lookup sections when building .gdb_index.
394 * options.h (--strip-debug-gdb): Update GDB version number.
396 2012-06-06 Cary Coutant <ccoutant@google.com>
398 * configure.ac: Add check for fallocate.
399 * configure: Regenerate.
400 * config.in: Regenerate.
402 * options.h (class General_options): Add --mmap-output-file and
403 --posix-fallocate options.
404 * output.cc: (posix_fallocate): Remove; replace with...
405 (gold_fallocate): New function.
406 (Output_file::map_no_anonymous): Call gold_fallocate.
407 (Output_file::map): Check --mmap-output-file option.
409 2012-06-05 Jing Yu <jingyu@google.com>
411 * gold.h (textdomain): Add do {} to empty while(0).
412 (bindtextdomain): Likewise.
414 2012-06-04 Cary Coutant <ccoutant@google.com>
416 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
419 2012-05-25 Sriraman Tallam <tmsriram@google.com>
421 * symtab.cc (Symbol_table::define_special_symbol):
422 Initialize *poldsym to prevent uninitialized variable errors.
424 2012-05-23 Cary Coutant <ccoutant@google.com>
426 * layout.cc (Layout::section_name_mapping): Add rules to handle
427 exact match on .data.rel.ro.local or .data.rel.ro.
428 (Layout::output_section_name): Check for exact matches.
430 2012-05-23 Cary Coutant <ccoutant@google.com>
432 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
435 2012-05-22 Cary Coutant <ccoutant@google.com>
437 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
438 object before exporting symbol.
440 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
442 * testsuite/tls_test.cc: Include "config.h" first.
443 * testsuite/tls_test_c.c: Likewise.
445 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
446 Nick Clifton <nickc@redhat.com>
449 * configure.in: Add check that sysdep.h has been included before
450 any system header files.
451 * configure: Regenerate.
452 * config.in: Regenerate.
454 2012-05-14 Cary Coutant <ccoutant@google.com>
456 * layout.cc (Layout::make_output_section): Mark .tdata section
458 * testsuite/relro_test.cc: Add a TLS variable.
460 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
463 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
464 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
467 2012-05-08 Cary Coutant <ccoutant@google.com>
469 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
470 (lines_only_debug_sections): Likewise.
472 2012-05-02 Roland McGrath <mcgrathr@google.com>
476 * Makefile.am (CCFILES, HFILES): Add them.
477 * Makefile.in: Regenerate.
478 * i386.cc (Output_data_plt_i386_nacl): New class.
479 (Output_data_plt_i386_nacl_exec): New class.
480 (Output_data_plt_i386_nacl_dyn): New class.
481 (Target_i386_nacl): New class.
482 (Target_selector_i386_nacl): New class.
483 (target_selector_i386): Use it instead of Target_selector_i386.
484 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
485 (Target_x86_64_nacl): New class.
486 (Target_selector_x86_64_nacl): New class.
487 (target_selector_x86_64, target_selector_x32): Use it instead of
488 Target_selector_x86_64.
489 * arm.cc (Output_data_plt_arm_nacl): New class.
490 (Target_arm_nacl): New class.
491 (Target_selector_arm_nacl): New class.
492 (target_selector_arm, target_selector_armbe): Use it instead of
495 * target-select.cc (select_target): Take new Input_file* and off_t
496 arguments, pass them on to recognize method of selector.
497 * object.cc (make_elf_sized_object): Update caller.
498 * parameters.cc (parameters_force_valid_target): Likewise.
499 * incremental.cc (make_sized_incremental_binary): Likewise.
500 * target-select.h: Update decl.
501 (Target_selector::recognize): Take new Input_file* argument,
502 pass it on to do_recognize.
503 (Target_selector::do_recognize): Take new Input_file* argument.
504 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
505 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
506 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
507 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
509 * target.h (Target::Target_info): New members isolate_execinstr
511 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
512 * arm.cc (Target_arm::arm_info): Update initializer.
513 * i386.cc (Target_i386::i386_info): Likewise.
514 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
515 * sparc.cc (Target_sparc::sparc_info): Likewise.
516 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
517 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
518 * layout.cc (Layout::attach_allocated_section_to_segment):
519 Take new const Target* argument. If target->isolate_execinstr(), act
521 (Layout::find_first_load_seg): Take new const Target* argument;
522 if target->isolate_execinstr(), reject PF_X segments.
523 (Layout::relaxation_loop_body): Update caller.
524 (Layout::set_segment_offsets): If target->isolate_execinstr(),
525 reset file offset to zero when we hit LOAD_SEG, and then do a second
526 loop over the segments before LOAD_SEG to reassign offsets after
527 addresses have been determined. Handle target->rosegment_gap().
528 (Layout::attach_section_to_segment): Take new const Target* argument;
529 pass it to attach_allocated_section_to_segment.
530 (Layout::make_output_section): Update caller.
531 (Layout::attach_sections_to_segments): Take new const Target* argument;
532 pass it to attach_section_to_segment.
533 * gold.cc (queue_middle_tasks): Update caller.
534 * layout.h (Layout): Update method decls with new arguments.
536 * arm.cc (Target_arm::Target_arm): Take optional argument for the
537 Target_info pointer to use.
538 (Target_arm::do_make_data_plt): New virtual method.
539 (Target_arm::make_data_plt): New method that calls it.
540 (Target_arm::make_plt_entry): Use it.
541 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
542 for the section alignment.
543 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
545 (Output_data_plt_arm::first_plt_entry_offset): Call it.
546 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
548 (Output_data_plt_arm::get_plt_entry_size): Call it.
549 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
550 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
551 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
553 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
554 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
555 method instead of sizeof(plt_entry).
556 (Output_data_plt_arm::add_entry): Likewise.
557 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
558 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
560 (Target_arm::plt_entry_size): Likewise.
561 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
563 (Output_data_plt_arm_standard): ... here, new class.
564 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
565 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
566 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
568 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
569 Take additional argument for the PLT entry size.
570 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
571 Use get_plt_entry_size method rather than plt_entry_size variable.
572 (Output_data_plt_x86_64::reserve_slot): Likewise.
573 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
574 (Output_data_plt_x86_64::add_entry): Likewise.
575 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
576 (Output_data_plt_x86_64::address_for_global): Likewise.
577 (Output_data_plt_x86_64::address_for_local): Likewise.
578 (Output_data_plt_x86_64::set_final_data_size): Likewise.
579 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
580 Make method non-static.
581 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
583 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
584 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
585 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
586 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
588 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
589 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
591 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
592 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
594 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
595 (Output_data_plt_x86_64::plt_entry_size)
596 (Output_data_plt_x86_64::first_plt_entry)
597 (Output_data_plt_x86_64::plt_entry)
598 (Output_data_plt_x86_64::tlsdesc_plt_entry)
599 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
600 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
601 (Output_data_plt_x86_64_standard): ... here, new class.
602 (Target_x86_64::Target_x86_64): Take optional argument for the
603 Target_info pointer to use.
604 (Target_x86_64::do_make_data_plt): New virtual method.
605 (Target_x86_64::make_data_plt): New method to call it.
606 (Target_x86_64::init_got_plt_for_update): Use that.
607 Call this->plt_->add_eh_frame method here.
608 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
609 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
610 rather than static method.
611 (Target_x86_64::plt_entry_size): Likewise.
612 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
613 rather than plt_entry_size variable. Move guts of PLT filling to...
614 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
615 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
616 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
618 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
619 additional argument for the section alignment.
620 Don't do add_eh_frame_for_plt here.
621 (Output_data_plt_i386::first_plt_entry_offset): Make the method
622 non-static. Use get_plt_entry_size method rather than plt_entry_size
624 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
626 (Output_data_plt_i386::get_plt_entry_size): Call it.
627 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
628 (Output_data_plt_i386::add_eh_frame): New method to call it.
629 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
631 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
632 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
634 (Output_data_plt_i386::fill_plt_entry): New method to call it.
635 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
636 method instead of plt_entry_size.
637 (Output_data_plt_i386::plt_entry_size)
638 (Output_data_plt_i386::plt_eh_frame_fde_size)
639 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
640 (Output_data_plt_i386_standard): ... here, new class.
641 (Output_data_plt_i386_exec): New class.
642 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
643 (Output_data_plt_i386_exec::first_plt_entry): ... here.
644 (Output_data_plt_i386::exec_plt_entry): Move to ...
645 (Output_data_plt_i386_exec::plt_entry): ... here.
646 (Output_data_plt_i386_dyn): New class.
647 (Output_data_plt_i386::first_plt_entry): Move to ...
648 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
649 (Output_data_plt_i386::dyn_plt_entry): Move to ...
650 (Output_data_plt_i386_dyn::plt_entry): ... here.
651 (Target_i386::Target_i386): Take optional argument for the Target_info
653 (Target_i386::do_make_data_plt): New virtual method.
654 (Target_i386::make_data_plt): New method to call it.
655 (Target_i386::make_plt_section): Use that.
656 Call this->plt_->add_eh_frame method here.
657 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
658 rather than plt_entry_size variable.
659 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
660 (Output_data_plt_i386::address_for_local): Likewise.
661 (Output_data_plt_i386::do_write): Likewise.
662 Move guts of PLT filling to...
663 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
664 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
665 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
666 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
668 2012-05-01 Cary Coutant <ccoutant@google.com>
670 * dwarf_reader.cc (Dwarf_die::read_attributes)
671 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
672 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
673 * reduced_debug_output.cc
674 (Output_reduced_debug_info_section::get_die_end): Remove
675 DW_FORM_GNU_ref_index. Add default case.
677 2012-04-26 Mark Wielaard <mjw@redhat.com>
679 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
680 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
681 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
682 DW_AT_high_pc as offset from DW_AT_low_pc.
684 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
685 * testsuite/Makefile.in: Regenerate.
686 * testsuite/gdb_index_test_3.c: New test source file.
687 * testsuite/gdb_index_test_3.sh: New test source file.
689 2012-04-25 Ian Lance Taylor <iant@google.com>
691 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
693 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
694 as a class, not a struct.
695 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
696 (Target_arm::apply_cortex_a8_workaround): Likewise.
697 * gc.h: Declare Reloc_types as a struct, not a class.
698 * object.h: Declare Symbols_data as a struct.
699 * reloc.h: Declare Read_relocs_data as a struct.
700 * target.h: Declare Relocate_info as a struct.
702 2012-04-24 David S. Miller <davem@davemloft.net>
704 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
705 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
708 2012-04-24 Cary Coutant <ccoutant@google.com>
710 * incremental-dump.cc (find_input_containing_global): Replace
711 magic number with symbolic constant.
712 (dump_incremental_inputs): Update version number.
713 * incremental.cc (Output_section_incremental_inputs): Update version
714 number; import symbolic constants from Incremental_inputs_reader.
715 (Incremental_inputs::create_data_sections): Align relocations
716 section correctly for 64-bit targets.
717 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
718 constants; add padding.
719 (Output_section_incremental_inputs::write_header): Add assert for
721 (Output_section_incremental_inputs::write_input_files): Add assert
722 for input_entry_size.
723 (Output_section_incremental_inputs::write_info_blocks): Add padding;
724 add assert for object_info_size, input_section_entry_size,
725 global_sym_entry_size.
726 * incremental.h (Incremental_inputs_reader): Add symbolic constants
727 for data structure sizes; use them.
728 (Incremental_input_entry_reader): Import symbolic constants from
729 Incremental_inputs_reader; use them.
731 2012-04-23 David S. Miller <davem@davemloft.net>
733 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
735 (Target_sparc::Target_sparc): Initialize new fields.
736 (Target_sparc::do_make_elf_object): New function.
737 (Target_sparc::do_adjust_elf_header): New function.
739 2012-04-23 Cary Coutant <ccoutant@google.com>
741 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
742 CU range table of gdb index.
744 2012-04-20 David S. Miller <davem@davemloft.net>
746 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
749 2012-04-16 David S. Miller <davem@davemloft.net>
751 * sparc.cc (Target_sparc::got_address): New function.
752 (Sparc_relocate_functions::gdop_hix22): New function.
753 (Sparc_relocate_functions::gdop_lox10): New function.
754 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
756 (Target_sparc::Scan::local): Likewise if the global symbol is not
757 preemptible and is not IFUNC.
758 (Target_sparc::Relocate::relocate): Perform GOTDATA code
759 transformations for local and non-preemptible non-IFUNC global
762 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
763 writing out 64-bit part of ranges.
765 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
766 -fpic and -fpie respectively.
767 * Makefile.in: Regenerate.
769 * sparc.cc (class Target_sparc): Add rela_ifunc_.
770 (Target_sparc::Target_sparc): Initialize new field.
771 (Target_sparc::do_plt_section_for_global): New function.
772 (Target_sparc::do_plt_section_for_local): New function.
773 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
774 (Target_sparc::make_plt_section): New function, broken out of
775 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
776 (Target_sparc::make_plt_entry): Call make_plt_section.
777 (Target_sparc::make_local_ifunc_plt_entry): New function.
778 (Target_sparc::rela_ifunc_section): New function.
779 (Target_sparc::plt_section): Remove const.
780 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
781 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
782 and ifunc_count_ fields.
783 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
784 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
785 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
786 (Output_data_plt_sparc::rela_ifunc): New function.
787 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
788 (Output_data_plt_sparc::has_ifunc_section): New function.
789 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
790 (Output_data_plt_sparc::address_for_global): New function.
791 (Output_data_plt_sparc::address_for_local): New function.
792 (Output_data_plt_sparc::plt_index_to_offset): New function.
793 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
795 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
797 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
798 R_SPARC_JMP_IREL to switch.
799 (Target_sparc::Scan::check_non_pic): Likewise.
800 (Target_sparc::Scan::local): Handle IFUNC symbols.
801 (Target_sparc::Scan::local): Likewise.
802 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
803 and plt_address_for_local.
804 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
805 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
807 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
808 (class Output_data_reloc): Adjust calls to Output_reloc_type.
809 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
810 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
812 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
813 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
815 * sparc.cc (Target_sparc::Scan::global): Likewise.
816 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
818 2012-04-16 Cary Coutant <ccoutant@google.com>
820 * archive.cc (Library_base::should_include_member): Check for
821 --export-dynamic-symbol.
822 * options.h (class General_options): Add --export-dynamic-symbol.
823 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
824 --export-dynamic-symbol.
825 (Symbol_table::gc_mark_undef_symbols): Likewise.
826 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
828 2012-04-12 David S. Miller <davem@davemloft.net>
830 * sparc.cc (Reloc::wdisp10): New relocation method.
831 (Reloc::h34): Likewise.
832 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
833 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
835 (Target_sparc::Scan::local): Likewise.
836 (Target_sparc::Scan::global): Likewise.
837 (Target_sparc::Relocate::relocate): Likewise.
839 2012-04-09 Cary Coutant <ccoutant@google.com>
841 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
844 2012-04-06 Ian Lance Taylor <iant@google.com>
846 * timer.cc: #include <unistd.h>.
848 2012-04-06 Roland McGrath <mcgrathr@google.com>
850 * configure.in (AC_CHECK_HEADERS): Add locale.h.
851 * config.in: Regenerate.
852 * configure: Regenerate.
854 2012-04-05 Nick Clifton <nickc@redhat.com>
856 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
857 (AM_LC_MESSAGES): Add.
858 * aclocal.m4: Regenerate.
859 * config.in: Regenerate.
860 * configure: Regenerate.
862 2012-03-21 Cary Coutant <ccoutant@google.com>
864 * Makefile.am: Add gdb-index.cc, gdb-index.h.
865 * Makefile.in: Regenerate.
866 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
867 (Sized_elf_reloc_mapper::symbol_section): New function.
868 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
869 (make_elf_reloc_mapper): New function.
870 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
871 (Dwarf_abbrev_table::do_read_abbrevs): New function.
872 (Dwarf_abbrev_table::do_get_abbrev): New function.
873 (Dwarf_ranges_table::read_ranges_table): New function.
874 (Dwarf_ranges_table::read_range_list): New function.
875 (Dwarf_pubnames_table::read_section): New function.
876 (Dwarf_pubnames_table::read_header): New function.
877 (Dwarf_pubnames_table::next_name): New function.
878 (Dwarf_die::Dwarf_die): New function.
879 (Dwarf_die::read_attributes): New function.
880 (Dwarf_die::skip_attributes): New function.
881 (Dwarf_die::set_name): New function.
882 (Dwarf_die::set_linkage_name): New function.
883 (Dwarf_die::attribute): New function.
884 (Dwarf_die::string_attribute): New function.
885 (Dwarf_die::int_attribute): New function.
886 (Dwarf_die::uint_attribute): New function.
887 (Dwarf_die::ref_attribute): New function.
888 (Dwarf_die::child_offset): New function.
889 (Dwarf_die::sibling_offset): New function.
890 (Dwarf_info_reader::check_buffer): New function.
891 (Dwarf_info_reader::parse): New function.
892 (Dwarf_info_reader::do_parse): New function.
893 (Dwarf_info_reader::do_read_string_table): New function.
894 (Dwarf_info_reader::lookup_reloc): New function.
895 (Dwarf_info_reader::get_string): New function.
896 (Dwarf_info_reader::visit_compilation_unit): New function.
897 (Dwarf_info_reader::visit_type_unit): New function.
898 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
899 Sized_elf_reloc_mapper.
900 (Sized_dwarf_line_info::symbol_section): Remove function.
901 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
902 (Sized_dwarf_line_info::read_line_mappings): Remove object
903 parameter, adjust callers.
904 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
905 * dwarf_reader.h: Include <sys/types.h>.
906 (class Track_relocs): Remove forward declaration.
907 (class Elf_reloc_mapper): New class.
908 (class Sized_elf_reloc_mapper): New class.
909 (class Dwarf_abbrev_table): New class.
910 (class Dwarf_range_list): New class.
911 (class Dwarf_ranges_table): New class.
912 (class Dwarf_pubnames_table): New class.
913 (class Dwarf_die): New class.
914 (class Dwarf_info_reader): New class.
915 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
916 (Sized_dwarf_line_info::symbol_section): Remove member function.
917 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
919 * gdb-index.cc: New source file.
920 * gdb-index.h: New source file.
921 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
922 and .debug_types sections, call Layout::add_to_gdb_index.
923 (Sized_relobj_incr::do_section_name): Implement.
924 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
925 return type; Implement.
926 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
928 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
929 parameter list and return type.
930 (Sized_incr_dynobj::do_section_contents): Likewise.
931 * layout.cc: Include gdb-index.h.
932 (Layout::Layout): Initialize gdb_index_data_.
933 (Layout::init_fixed_output_section): Check for .gdb_index section.
934 (Layout::add_to_gdb_index): New function. Instantiate.
935 * layout.h: Add forward declaration for class Gdb_index.
936 (Layout::add_to_gdb_index): New member function.
937 (Layout::gdb_index_data_): New data member.
938 * main.cc: Include gdb-index.h.
939 (main): Print statistics for gdb index.
940 * object.cc (Object::section_contents): Move code into
942 (need_decompressed_section): Check for sections needed when building
944 (build_compressed_section_map): Likewise.
945 (Sized_relobj_file::do_read_symbols): Need local symbols when building
947 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
948 sections; call Layout::add_to_gdb_index.
949 (Sized_relobj_file::do_decompressed_section_contents): Call
950 do_section_contents directly.
951 * object.h (Object::do_section_contents): Adjust parameter list and
953 (Object::do_decompressed_section_contents): Call do_section_contents
955 (Sized_relobj_file::do_section_contents): Adjust parameter list and
957 * options.h (class General_options): Add --gdb-index option.
958 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
959 list and return type.
960 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
961 * reloc.h (Track_relocs::checkpoint): New function.
962 (Track_relocs::reset): New function.
964 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
966 * testsuite/Makefile.in: Regenerate.
967 * testsuite/gdb_index_test.cc: New test source file.
968 * testsuite/gdb_index_test_1.sh: New test source file.
969 * testsuite/gdb_index_test_2.sh: New test source file.
971 2012-03-19 Doug Kwan <dougkwan@google.com>
973 * arm.cc (Target_arm::do_define_standard_symbols): New method.
974 (Target_arm::do_finalize_sections): Remove code which defines
975 __exidx_start and __exidx_end. Make symbol table parameter
976 anonymous as it is not used.
977 * gold.cc (queue_middle_tasks): Call target hook to define any
978 target-specific symbols.
979 * target.h (Target::define_standard_symbols): New method.
980 (Target::do_define_standard_symbols): Same.
981 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
982 * testsuite/Makefile.in: Regenerate.
983 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
985 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
986 relocations are generated for __exidx_start and __exidx_end.
988 2012-03-16 Doug Kwan <dougkwan@google.com>
990 * testsuite/Makefile.am: Disable test initpri3b.
991 * testsuite/Makefile.in: Regenerate.
993 2012-03-15 Doug Kwan <dougkwan@google.com>
995 * arm.cc (Target_arm::got_section): Make .got section read-only
998 2012-03-15 Ian Lance Taylor <iant@google.com>
1001 * layout.cc (Layout::make_output_section): Correctly mark
1002 SHT_INIT_ARRAY, et. al., as relro.
1004 2012-03-14 Doug Kwan <dougkwan@google.com>
1006 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
1007 dynamic relocations for protected symbols in shared objects.
1009 2012-03-13 Ian Lance Taylor <iant@google.com>
1011 * resolve.cc (Symbol_table::resolve): When merging common symbols,
1012 keep the larger alignment.
1014 2012-03-12 Cary Coutant <ccoutant@google.com>
1016 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
1017 handling of DW_LNE_define_file.
1019 2012-03-12 Cary Coutant <ccoutant@google.com>
1021 * reduced_debug_output.cc
1022 (Output_reduced_debug_info_section::get_die_end): Add new FORM
1025 2012-02-29 Cary Coutant <ccoutant@google.com>
1027 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
1029 2012-02-29 Cary Coutant <ccoutant@google.com>
1031 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1032 Call Object::decompressed_section_contents.
1033 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
1035 (Sized_dwarf_line_info::buffer_start_): New data member.
1036 * merge.cc (Output_merge_data::do_add_input_section): Call
1037 Object::decompressed_section_contents.
1038 (Output_merge_string::do_add_input_section): Likewise.
1039 * object.cc (need_decompressed_section): New function.
1040 (build_compressed_section_map): Decompress sections needed later.
1041 (Sized_relobj_file::do_decompressed_section_contents): New function.
1042 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1043 * object.h (Object::decompressed_section_contents): New function.
1044 (Object::discard_decompressed_sections): New function.
1045 (Object::do_decompressed_section_contents): New function.
1046 (Object::do_discard_decompressed_sections): New function.
1047 (Compressed_section_info): New type.
1048 (Compressed_section_map): Include decompressed section contents.
1049 (Sized_relobj_file::do_decompressed_section_contents): New function.
1050 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1052 2012-02-16 Cary Coutant <ccoutant@google.com>
1054 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
1055 * testsuite/Makefile.in: Regenerate.
1057 2012-02-14 Cary Coutant <ccoutant@google.com>
1059 * options.cc (General_options::finalize): Disallow -pie and -static.
1061 2012-02-03 Doug Kwan <dougkwan@google.com>
1063 * arm.cc (Arm_relocate_functions::abs8,
1064 Arm_relocate_functions::abs16): Use
1065 Bits::has_signed_unsigned_overflow32.
1066 (Arm_relocate_functions::thm_abs8): Correct range of
1068 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
1071 2012-02-02 Doug Kwan <dougkwan@google.com>
1073 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
1074 position independent outputs, not just shared objects.
1076 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
1078 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
1079 * configure: Regenerated.
1081 2012-01-27 Ian Lance Taylor <iant@google.com>
1083 * reloc.h (Bits): New class with static functions, copied from
1084 namespace utils in arm.cc.
1085 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
1088 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1090 * incremental.cc (write_info_blocks): Correct relocation offset.
1092 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1094 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
1095 (Relocate::tls_gd_to_le): Likewise.
1097 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1099 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
1101 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1103 * configure.ac: Check if -mcmodel=medium works.
1104 * configure: Regenerated.
1106 2012-01-24 Cary Coutant <ccoutant@google.com>
1108 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
1110 (read_unsigned_LEB_128_x): ... this new function.
1111 (read_signed_LEB_128): Replaced with inline definition and ...
1112 (read_signed_LEB_128_x): ... this new function.
1113 * int_encoding.h (read_unsigned_LEB_128_x): New function.
1114 (read_unsigned_LEB_128): Add inline definition.
1115 (read_signed_LEB_128_x): New function.
1116 (read_signed_LEB_128): Add inline definition.
1117 * testsuite/Makefile.am (leb128_unittest): New unit test.
1118 * testsuite/Makefile.in: Regenerate.
1119 * testsuite/leb128_unittest.cc: New unit test.
1121 2012-01-23 Ian Lance Taylor <iant@google.com>
1124 * i386.cc (Target_i386::do_code_fill): When using a jmp
1125 instruction, pad with nop instructions.
1126 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1128 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
1130 * x86_64.cc (gc_process_relocs): Add typename on types used in
1132 (scan_relocs): Likewise.
1133 (relocate_section): Likewise.
1134 (apply_relocation): Likewise.
1136 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
1138 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1139 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1142 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
1144 * x86_64.cc: Initial support for x32.
1146 2012-01-03 Cary Coutant <ccoutant@google.com>
1148 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1149 Use abstract base class for GOT.
1150 * gold/output.h (class Output_data_got_base): New abstract base class.
1151 (class Output_data_got): Derive from new base class, adjust ctors.
1152 (Output_data_got::reserve_slot): Make virtual; rename to
1153 do_reserve_slot; Adjust callers.
1154 * gold/target.h (Sized_target::init_got_plt_for_update): Return
1155 pointer to abstract base class.
1156 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1158 2011-12-18 Ian Lance Taylor <iant@google.com>
1160 * object.h (Relobj::local_symbol_value): New function.
1161 (Relobj::local_plt_offset): New function.
1162 (Relobj::local_has_got_offset): New function.
1163 (Relobj::local_got_offset): New function.
1164 (Relobj::set_local_got_offset): New function.
1165 (Relobj::do_local_symbol_value): New pure virtual function.
1166 (Relobj::do_local_plt_offset): Likewise.
1167 (Relobj::do_local_has_got_offset): Likewise.
1168 (Relobj::do_local_got_offset): Likewise.
1169 (Relobj::do_set_local_got_offset): Likewise.
1170 (Sized_relobj::do_local_has_got_offset): Rename from
1171 local_has_got_offset.
1172 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1173 (Sized_relobj::do_set_local_got_offset): Rename from
1174 set_local_got_offset.
1175 (Sized_relobj_file::do_local_plt_offset): Rename from
1177 (Sized_relobj_file::do_local_symbol_value): New function.
1178 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1180 * output.cc (Output_data_got::Got_entry::write): Change object to
1181 Relobj. Use local_symbol_value.
1182 (Output_data_got::add_global_with_rel): Change rel_dyn to
1183 Output_data_reloc_generic*. Use add_global_generic.
1184 (Output_data_got::add_global_with_rela): Remove. Change all
1185 callers to use add_global_with_rel.
1186 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1187 Output_data_reloc_generic*. Use add_global_generic.
1188 (Output_data_got::add_global_pair_with_rela): Remove. Change all
1189 callers to use add_global_pair_with_rel.
1190 (Output_data_got::add_local): Change object to Relobj*.
1191 (Output_data_got::add_local_plt): Likewise.
1192 (Output_data_got::add_local_with_rel): Change object to Relobj*,
1193 change rel_dyn to Output_data_reloc_generic*. Use
1195 (Output_data_got::add_local_with_rela): Remove. Change all
1196 callers to use all_local_with_rel.
1197 (Output_data_got::add_local_pair_with_rel): Change object to
1198 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
1199 add_output_section_generic.
1200 (Output_data_got::add_local_pair_with_rela): Remove. Change all
1201 callers to use add_local_pair_with_rel.
1202 (Output_data_got::reserve_local): Change object to Relobj*.
1203 * output.h: (class Output_data_reloc_generic): Add pure virtual
1204 declarations for add_global_generic, add_local_generic,
1205 add_output_section_generic.
1206 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1207 functions for Output_data_reloc_generic. Update declarations for
1208 changes listed in output.cc.
1209 (class Output_data_got): Change template parameter to got_size.
1210 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
1211 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1213 (Sized_relobj_incr::do_local_plt_offset): New function.
1214 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1217 2011-12-17 Cary Coutant <ccoutant@google.com>
1219 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1220 * resolve.cc (Symbol_table::resolve): Likewise.
1221 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1223 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1225 2011-12-16 Ian Lance Taylor <iant@google.com>
1227 * output.h (Output_data_reloc_generic::add): Only call
1228 add_dynamic_reloc if this is a dynamic reloc section.
1230 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1233 * target-reloc.h (apply_relocation): Replace <64, false> with
1236 2011-11-25 Nick Clifton <nickc@redhat.com>
1238 * po/it.po: New Italian translation.
1240 2011-11-17 Sterling Augustine <saugustine@google.com>
1242 * script.cc (script_include_directive): Implement.
1243 (read_script_file): New local variables name and search_path. Update
1244 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1245 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1246 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1248 2011-11-11 Sterling Augustine <saugustine@google.com>
1250 * yyscript.y (section_cmd): Add support for INCLUDE directive.
1251 (file_or_sections_cmd): Likewise.
1253 2011-11-11 Doug Kwan <dougkwan@google.com>
1255 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1256 if --just-symbols is given.
1258 2011-11-10 Doug Kwan <dougkwan@google.com>
1261 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1262 when processing data relocs.
1263 * reloc.h (Relocate_functions::rel_unaligned): New method.
1264 (Relocate_functions::pcrel_unaligned): Ditto.
1265 (Relocate_functions::rel32_unaligned): Ditto.
1266 (Relocate_functions::pcrel32_unaligned): Ditto.
1268 2011-11-09 Doug Kwan <dougkwan@google.com>
1271 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1272 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1273 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1274 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1275 (Relocate_functions::rel_unaligned): New.
1276 (Relocate_functions::rel32_unaligned): New.
1277 * target-reloc.h (relocate_for_relocatable): Add code to handle
1278 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1279 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1280 arm_unaligned_reloc_r): New targets.
1281 * testsuite/Makefile.in: Regenerate.
1282 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1285 2011-11-02 Ian Lance Taylor <iant@google.com>
1287 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1289 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1290 * options.cc (General_options::finalize): Use library search path
1291 from configure script if specified. If not native and no sysroot,
1292 only search TOOLLIBDIR.
1293 * options.h (Search_directory::Search_directory): Change name to
1295 (General_options::add_to_library_path_with_sysroot): Change arg to
1297 * configure, Makefile.in, config.in: Rebuild.
1299 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1301 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1302 we are working around the ARM1176 Erratum.
1303 * options.h (General_options::fix_arm1176): Add option.
1304 * testsuite/Makefile.am: Add testcases, and keep current ones
1306 * testsuite/Makefile.in: Regenerate.
1307 * testsuite/arm_fix_1176.s: New file.
1308 * testsuite/arm_fix_1176.sh: Likewise.
1310 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1312 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1314 (Target_arm::may_use_blx): Remove method.
1315 (Target_arm::set_may_use_blx): Likewise.
1316 (Target_arm::may_use_v4t_interworking): New method.
1317 (Target_arm::may_use_v5t_interworking): Likewise.
1318 (Target_arm::may_use_blx_): Remove member variable.
1319 (Arm_relocate_functions::arm_branch_common): Check for v5T
1321 (Arm_relocate_functions::thumb_branch_common): Likewise.
1322 (Reloc_stub::stub_type_for_reloc): Likewise.
1323 (Target_arm::do_finalize_sections): Correct interworking checks.
1324 * testsuite/Makefile.am: Add new tests.
1325 * testsuite/Makefile.in: Regenerate.
1326 * testsuite/arm_farcall_arm_arm.s: New test.
1327 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1328 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1329 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1330 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1331 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1332 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1333 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1335 2011-10-31 Cary Coutant <ccoutant@google.com>
1338 * expression.cc (Expression::eval_with_dot): Add
1339 is_section_dot_assignment parameter.
1340 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1341 absolute and assigning to dot within a section.
1342 * script-sections.cc
1343 (Output_section_element_assignment::set_section_addresses): Pass
1344 dot_section to set_if_absolute.
1345 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1346 as is_section_dot_assignment flag to eval_with_dot.
1347 (Output_section_element_dot_assignment::set_section_addresses):
1349 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1350 parameter. Also set value if relative to dot_section; set the
1351 symbol's output_section.
1352 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1353 parameter. Adjust all callers.
1354 (Expression::eval_maybe_dot): Likewise.
1355 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1357 * testsuite/script_test_2.t: Test assignment of an absolute value
1358 to dot within an output section element.
1360 2011-10-31 Cary Coutant <ccoutant@google.com>
1362 * options.h (class General_options): Add --[no-]gnu-unique options.
1363 * symtab.cc (Symbol_table::sized_write_globals): Convert
1364 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1366 2011-10-31 Cary Coutant <ccoutant@google.com>
1369 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1370 unnecessary assertion.
1371 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1373 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1375 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1377 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1379 Change to just keep the section associated with symbol.
1380 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1381 they are externally visible and --export-dynamic is turned on.
1382 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1384 2011-10-19 Ian Lance Taylor <iant@google.com>
1387 * script-sections.cc
1388 (Output_section_element_dot_assignment::needs_output_section): New
1391 2011-10-19 Ian Lance Taylor <iant@google.com>
1394 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1395 --section-start option was seen.
1396 * options.h (General_options::any_section_start): New function.
1398 2011-10-18 David S. Miller <davem@davemloft.net>
1401 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1402 member to track relocation locations that have moved during TLS
1403 reloc optimizations.
1404 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1405 (Target_sparc::Relocate::relocate): Adjust view down by 4
1406 bytes if it matches reloc_adjust_addr_.
1407 (Target_sparc::Relocate::relocate_tls): Always move the
1408 __tls_get_addr call delay slot instruction forward 4 bytes when
1409 performing relaxation.
1411 2011-10-18 Cary Coutant <ccoutant@google.com>
1413 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1414 (Output_file::map_no_anonymous): Check for non-zero
1415 return code from posix_fallocate.
1417 2011-10-17 Cary Coutant <ccoutant@google.com>
1420 * plugin.cc (is_visible_from_outside): Check for symbols
1421 referenced from dynamic objects.
1422 * resolve.cc (Symbol_table::resolve): Don't count references
1423 from dynamic objects as references from real ELF files.
1424 * testsuite/plugin_test_2.sh: Adjust expected result.
1426 2011-10-17 Cary Coutant <ccoutant@google.com>
1428 * gold.cc: Include timer.h.
1429 (queue_middle_tasks): Stamp time.
1430 (queue_final_tasks): Likewise.
1431 * main.cc (main): Store timer in parameters. Print timers
1433 * parameters.cc (Parameters::Parameters): Initialize timer_.
1434 (Parameters::set_timer): New function.
1435 (set_parameters_timer): New function.
1436 * parameters.h (Parameters::set_timer): New function.
1437 (Parameters::timer): New function.
1438 (Parameters::timer_): New data member.
1439 (set_parameters_timer): New function.
1440 * timer.cc (Timer::stamp): New function.
1441 (Timer::get_pass_time): New function.
1442 * timer.h (Timer::stamp): New function.
1443 (Timer::get_pass_time): New function.
1444 (Timer::pass_times_): New data member.
1446 2011-10-17 Cary Coutant <ccoutant@google.com>
1448 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1449 task for members of lib groups.
1451 2011-10-17 Cary Coutant <ccoutant@google.com>
1454 * fileread.cc (File_read::find_view): Add assert.
1455 (File_read::make_view): Move bounds check (replace with assert)...
1456 (File_read::find_or_make_view): ... to here.
1458 2011-10-12 Cary Coutant <ccoutant@google.com>
1460 * output.cc (Output_file::open_base_file): Handle case where
1461 ::read returns less than requested size.
1463 2011-10-10 Cary Coutant <ccoutant@google.com>
1465 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1466 Initialize defined_count_.
1467 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1468 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1469 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1470 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1471 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1472 * incremental.h (Sized_relobj_incr::defined_count_): New data
1474 (Sized_incr_dynobj::defined_count_): New data member.
1475 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1476 Return zeroes instead of internal error.
1478 2011-10-10 Cary Coutant <ccoutant@google.com>
1481 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1482 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1483 * output.h (class Output_reloc): Add use_plt_offset flag.
1484 (Output_reloc::type_): Adjust size of bit field.
1485 (Output_reloc::use_plt_offset_): New bit field.
1486 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1487 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1488 flag. Adjust all callers.
1489 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1490 creating RELATIVE relocations.
1492 2011-10-10 Nick Clifton <nickc@redhat.com>
1494 * po/es.po: Updated Spanish translation.
1495 * po/fi.po: Updated Finnish translation.
1497 2011-10-03 Diego Novillo <dnovillo@google.com>
1499 * options.cc (parse_uint): Fix dereference of RETVAL.
1501 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1503 * layout.h (section_order_map_): New member.
1504 (get_section_order_map): New member function.
1505 * output.cc (Output_section::add_input_section): Check for patterns
1506 only when --section-ordering-file is specified.
1507 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1508 output_sections have been formed.
1509 * layout.cc (Layout_Layout): Initialize section_order_map_.
1510 * plugin.cc (update_section_order): Store order in order_map. Do not
1512 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1513 * testsuite/Makefile.in: Regenerate.
1514 * testsuite/plugin_section_order.c: New file.
1515 * testsuite/plugin_final_layout.cc: New file.
1516 * testsuite/plugin_final_layout.sh: New file.
1518 2011-09-29 Cary Coutant <ccoutant@google.com>
1520 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1522 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1523 symbols during incremental update.
1524 (Symbol_table::add_from_dynobj): Likewise.
1526 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1527 Ian Lance Taylor <iant@google.com>
1529 * symtab.cc (Symbol_table::define_special_symbol): Always
1530 canonicalize version string.
1532 2011-09-26 Cary Coutant <ccoutant@google.com>
1534 * gold.cc (queue_initial_tasks): Move option checks ...
1535 * options.cc (General_options::finalize): ... to here. Disable
1536 some options; make others fatal.
1538 2011-09-26 Cary Coutant <ccoutant@google.com>
1541 * plugin.cc (get_symbols_v2): New function.
1542 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1543 (is_referenced_from_outside): New function.
1544 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1545 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1546 (get_symbols): Pass version parameter.
1547 (get_symbols_v2): New function.
1548 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1550 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1551 (onload): Add LDPT_GET_SYMBOLS_V2.
1552 (all_symbols_read_hook): Use get_symbols_v2; check for
1553 LDPR_PREVAILING_DEF_IRONLY_EXP.
1554 * testsuite/plugin_test_3.sh: Update expected results.
1556 2011-09-23 Simon Baldwin <simonb@google.com>
1558 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1559 configuration options.
1560 * configure: Regenerate.
1561 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1562 * Makefile.in: Regenerate.
1563 * testsuite/Makefile.in: Regenerate.
1565 2011-09-19 Sriraman Tallam <tmsriram@google.com>
1567 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
1569 2011-09-19 Cary Coutant <ccoutant@google.com>
1571 * incremental.cc (can_incremental_update): Fix typo in comment.
1572 * incremental.h (can_incremental_update): Likewise.
1574 2011-09-18 Cary Coutant <ccoutant@google.com>
1576 * incremental.cc (can_incremental_update): New function.
1577 * incremental.h (can_incremental_update): New function.
1578 * layout.cc (Layout::init_fixed_output_section): Call it.
1579 (Layout::make_output_section): Don't allow patch space in .eh_frame.
1580 * object.cc (Sized_relobj_file::do_layout): Call
1581 can_incremental_update.
1583 2011-09-13 Cary Coutant <ccoutant@google.com>
1585 * configure.ac: Check for glibc support for gnu_indirect_function
1586 support with static linking, setting automake conditional
1588 * Makefile.in: Regenerate.
1589 * configure: Regenerate.
1591 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
1592 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
1594 * testsuite/Makefile.in: Regenerate.
1596 2011-09-13 Cary Coutant <ccoutant@google.com>
1598 * incremental.cc (Sized_relobj_incr::do_layout): Call
1599 report_comdat_group for kept comdat sections.
1600 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
1601 * testsuite/Makefile.in: Regenerate.
1602 * testsuite/incr_comdat_test_1.cc: New source file.
1603 * testsuite/incr_comdat_test_2_v1.cc: New source file.
1604 * testsuite/incr_comdat_test_2_v2.cc: New source file.
1605 * testsuite/incr_comdat_test_2_v3.cc: New source file.
1607 2011-09-13 Ian Lance Taylor <iant@google.com>
1609 * object.cc (Sized_relobj_file::do_layout): Remove unused local
1610 variable external_symbols_offset.
1612 2011-09-12 Ian Lance Taylor <iant@google.com>
1614 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
1615 triggered if object has no symbols.
1617 2011-09-09 David S. Miller <davem@davemloft.net>
1619 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
1620 (Output_fill_debug_line::do_write): Likewise.
1622 2011-08-29 Cary Coutant <ccoutant@google.com>
1624 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
1625 casts to match formatting specs.
1626 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
1628 2011-08-26 Cary Coutant <ccoutant@google.com>
1630 * layout.cc (Free_list::allocate): Provide guarantee of minimum
1631 remaining hole size when allocating.
1632 (Layout::make_output_section): Set fill methods for debug sections.
1633 * layout.h (Free_list::Free_list_node): Move from private to
1635 (Free_list::set_min_hole_size): New function.
1636 (Free_list::begin, Free_list::end): New functions.
1637 (Free_list::min_hole_): New data member.
1638 * output.cc: Include dwarf.h.
1639 (Output_fill_debug_info::do_minimum_hole_size): New function.
1640 (Output_fill_debug_info::do_write): New function.
1641 (Output_fill_debug_line::do_minimum_hole_size): New function.
1642 (Output_fill_debug_line::do_write): New function.
1643 (Output_section::Output_section): Initialize new data member.
1644 (Output_section::set_final_data_size): Ensure patch space is larger
1645 than minimum hole size.
1646 (Output_section::do_write): Fill holes in debug sections.
1647 * output.h (Output_fill): New class.
1648 (Output_fill_debug_info): New class.
1649 (Output_fill_debug_line): New class.
1650 (Output_section::set_free_space_fill): New function.
1651 (Output_section::free_space_fill_): New data member.
1652 * testsuite/Makefile.am (incremental_test_3): Add
1653 --incremental-patch option.
1654 (incremental_test_4): Likewise.
1655 (incremental_test_5): Likewise.
1656 (incremental_test_6): Likewise.
1657 (incremental_copy_test): Likewise.
1658 (incremental_common_test_1): Likewise.
1659 * testsuite/Makefile.in: Regenerate.
1661 2011-08-26 Nick Clifton <nickc@redhat.com>
1663 * po/es.po: Updated Spanish translation.
1665 2011-08-01 Cary Coutant <ccoutant@google.com>
1667 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
1668 * gold/testsuite/Makefile.in: Regenerate.
1669 * gold/testsuite/justsyms_exec.c: New source file.
1670 * gold/testsuite/justsyms_lib.c: New source file.
1672 2011-08-01 Cary Coutant <ccoutant@google.com>
1674 * layout.cc (Layout::set_segment_offsets): Don't realign text
1675 segment if -Ttext was specified.
1676 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
1678 * object.h (Sized_relobj_file::e_type): New function.
1679 (Sized_relobj_file::e_type_): New data member.
1680 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
1681 base address for ET_EXEC files.
1682 * target.cc (Target::do_make_elf_object_implementation): Allow
1683 ET_EXEC files with --just-symbols option.
1685 2011-07-28 Cary Coutant <ccoutant@google.com>
1687 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
1688 Add thread_number parameter.
1689 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
1690 * workqueue-threads.cc
1691 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
1692 current thread if its thread number is greater than desired thread
1694 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
1695 Add thread_number parameter.
1696 (Workqueue::should_cancel_thread): Likewise.
1697 (Workqueue::find_runnable_or_wait): Pass thread_number to
1698 should_cancel_thread.
1699 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
1702 2011-07-22 Sriraman Tallam <tmsriram@google.com>
1704 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
1705 only after checking if it cannot be forced local.
1706 * symtab.h (is_externally_visible): Check if the symbol is not forced
1709 2011-07-15 Ian Lance Taylor <iant@google.com>
1711 * options.h (class General_options): Add --print-output-format.
1712 Move -EL next to -EB, for better --help output.
1713 * target-select.cc: Include <cstdio>, "options.h", and
1715 (Target_selector::do_target_bfd_name): New function.
1716 (print_output_format): New function.
1717 * target-select.h (class Target_selector): Update declarations.
1718 (Target_selector::target_bfd_name): New function.
1719 (print_output_format): Declare.
1720 * main.cc: Include "target-select.h".
1721 (main): Handle --print-output-format.
1722 * gold.cc: Include "target-select.h".
1723 (queue_initial_tasks): Handle --print-output-format when there are
1725 * parameters.cc (parameters_force_valid_target): Give a better
1726 error message if -EB/-EL does not match target.
1727 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
1730 2011-07-15 Ian Lance Taylor <iant@google.com>
1732 * i386.cc (class Output_data_plt_i386): Add layout_ field.
1733 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
1734 (Output_data_plt_i386::do_write): Write address of .dynamic
1735 section to first entry in .got.plt section.
1736 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
1737 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1739 (Output_data_plt_x86_64::do_write): Write address of .dynamic
1740 section to first entry in .got.plt section.
1741 * layout.h (Layout::dynamic_section): New function.
1743 2011-07-13 Sriraman Tallam <tmsriram@google.com>
1745 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
1747 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
1748 input_section_position_, and input_section_glob_.
1749 (read_layout_from_file): Call function section_ordering_specified.
1750 * layout.h (is_section_ordering_specified): New function.
1751 (section_ordering_specified): New function.
1752 (section_ordering_specified_): New boolean member.
1753 * main.cc(main): Call load_plugins after layout object is defined.
1754 * output.cc (Output_section::add_input_section): Use
1755 function section_ordering_specified to check if section ordering is
1757 * output.cc (Output_section::add_relaxed_input_section): Use
1758 function section_ordering_specified to check if section ordering is
1760 (Output_section::update_section_layout): New function.
1761 (Output_section::sort_attached_input_sections): Check if input section
1763 * output.h (Output_section::update_section_layout): New function.
1764 * plugin.cc (get_section_count): New function.
1765 (get_section_type): New function.
1766 (get_section_name): New function.
1767 (get_section_contents): New function.
1768 (update_section_order): New function.
1769 (allow_section_ordering): New function.
1770 (Plugin::load): Add the new interfaces to the transfer vector.
1771 (Plugin_manager::load_plugins): New parameter.
1772 (Plugin_manager::all_symbols_read): New parameter.
1773 (Plugin_manager::claim_file): New parameter. Save the elf object for
1775 (Plugin_manager::get_elf_object): New function.
1776 (Plugin_manager::get_view): Change to directly use the bool to check
1777 if get_view is called from claim_file_hook.
1778 * plugin.h (input_objects): New function
1779 (Plugin__manager::load_plugins): New parameter.
1780 (Plugin_manager::claim_file): New parameter.
1781 (Plugin_manager::get_elf_object): New function.
1782 (Plugin_manager::in_claim_file_handler): New function.
1783 (Plugin_manager::in_claim_file_handler_): New member.
1784 (layout): New function.
1785 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
1786 handler with an extra parameter. Make the elf object before calling
1788 * testsuite/plugin_test.c (get_section_count): New function pointer.
1789 (get_section_type): New function pointer.
1790 (get_section_name): New function pointer.
1791 (get_section_contents): New function pointer.
1792 (update_section_order): New function pointer.
1793 (allow_section_ordering): New function pointer.
1794 (onload): Check if the new interfaces exist.
1796 2011-07-13 Ian Lance Taylor <iant@google.com>
1798 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
1800 * x86_64.cc (Target_x86_64::got_section): Likewise.
1801 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
1802 (relro_now_test_SOURCES): New variable.
1803 (relro_now_test_DEPENDENCIES): New variable.
1804 (relro_now_test_LDFLAGS): New variable.
1805 (relro_now_test_LDADD): New variable.
1806 (relro_now_test.so): New target.
1807 * testsuite/Makefile.in: Rebuild.
1809 2011-07-12 Ian Lance Taylor <iant@google.com>
1812 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
1813 GLOB_DAT relocation rather than a RELATIVE relocation for a
1814 protected symbol when creating a shared library.
1815 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1816 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
1817 * testsuite/protected_main_1.cc (main): Test that protected
1818 function has same address.
1820 2011-07-11 Ian Lance Taylor <iant@google.com>
1823 * options.h (class General_options): Add -Bgroup.
1824 * options.cc (General_options::finalize): If -Bgroup is set,
1825 default to --unresolved-symbols=report-all.
1826 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
1827 * target-reloc.h (issue_undefined_symbol_error): Handle
1828 --unresolved-symbols=report-all.
1830 2011-07-08 Ian Lance Taylor <iant@google.com>
1833 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
1834 if linker script discards key sections.
1835 (Layout::create_dynamic_symtab): Likewise.
1836 (Layout::assign_local_dynsym_offsets): Likewise.
1837 (Layout::sized_create_version_sections): Likewise.
1838 (Layout::create_interp): Likewise.
1839 (Layout::finish_dynamic_section): Likewise.
1840 (Layout::set_dynamic_symbol_size): Likewise.
1842 2011-07-08 Ian Lance Taylor <iant@google.com>
1845 * options.h (class General_options): Add --unresolved-symbols.
1846 * target-reloc.h (issue_undefined_symbol_error): Check
1847 --unresolved-symbols. Add comments.
1849 2011-07-08 Ian Lance Taylor <iant@google.com>
1851 * testsuite/odr_violation2.cc (Ordering::operator()): Make
1852 expression more complex.
1854 2011-07-08 Ian Lance Taylor <iant@google.com>
1857 * target-reloc.h (issue_undefined_symbol_error): New inline
1858 function, broken out of relocate_section.
1859 (relocate_section): Call issue_undefined_symbol_error.
1860 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1861 there is no TLS segment if we are about to issue an undefined
1863 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1865 2011-07-08 Ian Lance Taylor <iant@google.com>
1868 * resolve.cc (Symbol_table::should_override): Add fromtype
1869 parameter. Change all callers. Give error when linking together
1870 TLS and non-TLS symbol.
1871 (Symbol_table::should_override_with_special): Add fromtype
1872 parameter. Change all callers.
1873 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1874 there is no TLS segment if we have reported some errors.
1875 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1877 2011-07-08 Ian Lance Taylor <iant@google.com>
1880 * target.h (Target::plt_address_for_global): New function.
1881 (Target::plt_address_for_local): New function.
1882 (Target::plt_section_for_global): Remove.
1883 (Target::plt_section_for_local): Remove.
1884 (Target::do_plt_address_for_global): New virtual function.
1885 (Target::do_plt_address_for_local): New virtual function.
1886 (Target::do_plt_section_for_global): Remove.
1887 (Target::do_plt_section_for_local): Remove.
1888 (Target::register_global_plt_entry): Add Symbol_table and Layout
1890 * output.cc (Output_data_got::Got_entry::write): Use
1891 plt_address_for_global and plt_address_for_local.
1892 * layout.cc (Layout::add_target_dynamic_tags): Use size and
1893 address of output section.
1894 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
1895 got_irelative_, and irelative_count_ fields. Update
1897 (Output_data_plt_i386::has_irelative_section): New function.
1898 (Output_data_plt_i386::entry_count): Add irelative_count_.
1899 (Output_data_plt_i386::set_final_data_size): Likewise.
1900 (class Target_i386): Add got_irelative_ and rel_irelative_
1901 fields. Update declarations.
1902 (Target_i386::Target_i386): Initialize new fields.
1903 (Target_i386::do_plt_address_for_global): New function replacing
1904 do_plt_section_for_global.
1905 (Target_i386::do_plt_address_for_local): New function replacing
1906 do_plt_section_for_local.
1907 (Target_i386::got_section): Create got_irelative_.
1908 (Target_i386::rel_irelative_section): New function.
1909 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
1910 fields. Don't define __rel_iplt_{start,end}.
1911 (Output_data_plt_i386::add_entry): Add symtab and layout
1912 parameters. Change all callers. Use different PLT and GOT for
1914 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
1915 layout parameters. Change all callers. Use different PLT and
1917 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
1918 (Output_data_plt_i386::rel_irelative): New function.
1919 (Output_data_plt_i386::address_for_global): New function.
1920 (Output_data_plt_i386::address_for_local): New function.
1921 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
1922 IRELATIVE GOT when changing IFUNC GOT entries.
1923 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
1925 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
1926 if we didn't create an IRELATIVE GOT.
1927 (Target_i386::Relocate::relocate): Use plt_address_for_global and
1928 plt_address_for_local.
1929 (Target_i386::do_dynsym_value): Use plt_address_for_global.
1930 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
1931 got_irelative_, and irelative_count_ fields. Update
1933 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1934 Initialize new fields. Remove symtab parameter. Change all
1936 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
1938 (Output_data_plt_x86_64::has_irelative_section): New function.
1939 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
1940 (class Target_x86_64): Add got_irelative_ and rel_irelative_
1941 fields. Update declarations.
1942 (Target_x86_64::Target_x86_64): Initialize new fields.
1943 (Target_x86_64::do_plt_address_for_global): New function replacing
1944 do_plt_section_for_global.
1945 (Target_x86_64::do_plt_address_for_local): New function replacing
1946 do_plt_section_for_local.
1947 (Target_x86_64::got_section): Create got_irelative_.
1948 (Target_x86_64::rela_irelative_section): New function.
1949 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
1950 all callers. Don't create __rel_iplt_{start,end}.
1951 (Output_data_plt_x86_64::add_entry): Add symtab and layout
1952 parameters. Change all callers. Use different PLT and GOT for
1954 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
1955 layout parameters. Change all callers. Use different PLT and
1957 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
1958 parameters. Change all callers. Use different PLT and GOT for
1960 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
1961 (Output_data_plt_x86_64::rela_irelative): New function.
1962 (Output_data_plt_x86_64::address_for_global): New function.
1963 (Output_data_plt_x86_64::address_for_local): New function.
1964 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1965 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
1966 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
1967 (Target_x86_64::register_global_plt_entry): Add symtab and layout
1969 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
1971 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
1972 symbols if we didn't create an IRELATIVE GOT.
1973 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
1974 plt_address_for_local.
1975 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
1976 * testsuite/ifuncvar1.c: New test file.
1977 * testsuite/ifuncvar2.c: New test file.
1978 * testsuite/ifuncvar3.c: New test file.
1979 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
1980 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
1981 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
1982 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
1983 * testsuite/Makefile.in: Rebuild.
1985 2011-07-07 Cary Coutant <ccoutant@google.com>
1987 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
1988 (two_file_test_1_ndebug.o): Likewise.
1989 (two_file_test_1b_ndebug.o): Likewise.
1990 (two_file_test_2_ndebug.o): Likewise.
1991 (two_file_test_main_ndebug.o): Likewise.
1992 (incremental_test_2): Link with no-debug versions.
1994 2011-07-06 Cary Coutant <ccoutant@google.com>
1996 * gold/incremental.cc
1997 (Output_section_incremental_inputs::write_info_blocks): Check for
1998 hidden and internal symbols.
2000 2011-07-06 Cary Coutant <ccoutant@google.com>
2002 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
2003 Check disposition for startup file.
2004 (Incremental_inputs::report_command_line): Ignore
2005 --incremental-startup-unchanged option.
2006 * options.cc (General_options::parse_incremental_startup_unchanged):
2008 (General_options::General_options): Initialize new data member.
2009 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
2010 (General_options): Add --incremental-startup-unchanged option.
2011 (General_options::incremental_startup_disposition): New function.
2012 (General_options::incremental_startup_disposition_): New data member.
2014 2011-07-06 Cary Coutant <ccoutant@google.com>
2016 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
2017 input file index to Script_info ctor.
2018 (Sized_incremental_binary::do_file_has_changed): Find the
2019 command-line argument for files named in scripts.
2020 * incremental.h (Script_info::Script_info): New ctor
2021 with input file index.
2022 (Script_info::input_file_index): New function.
2023 (Script_info::input_file_index_): New data member.
2024 (Incremental_binary::get_library): Add const.
2025 (Incremental_binary::get_script_info): Add const.
2026 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
2027 * testsuite/Makefile.am (incremental_test_5): New test case.
2028 (incremental_test_6): New test case.
2029 * testsuite/Makefile.in: Regenerate.
2031 2011-07-06 Cary Coutant <ccoutant@google.com>
2033 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
2034 debug output when command lines differ.
2036 2011-07-06 Cary Coutant <ccoutant@google.com>
2038 * incremental.cc (Incremental_inputs::report_command_line): Ignore
2039 --incremental-patch option.
2040 * layout.cc (Free_list::allocate): Extend allocation beyond original
2042 (Layout::make_output_section): Mark sections that should get
2044 * options.cc (parse_percent): New function.
2045 * options.h (parse_percent): New function.
2046 (DEFINE_percent): New macro.
2047 (General_options): Add --incremental-patch option.
2048 * output.cc (Output_section::Output_section): Initialize new data
2050 (Output_section::add_input_section): Print section name when out
2052 (Output_section::add_output_section_data): Likewise.
2053 (Output_section::set_final_data_size): Add patch space when
2054 doing --incremental-full.
2055 (Output_section::do_reset_address_and_file_offset): Remove patch
2057 (Output_segment::set_section_list_addresses): Print debug output
2058 only if --incremental-update.
2059 * output.h (Output_section::set_is_patch_space_allowed): New function.
2060 (Output_section::is_patch_space_allowed_): New data member.
2061 (Output_section::patch_space_): New data member.
2062 * parameters.cc (Parameters::incremental_full): New function.
2063 * parameters.h (Parameters::incremental_full): New function
2064 * testsuite/Makefile.am (incremental_test_2): Add test for
2065 --incremental-patch option.
2066 * testsuite/Makefile.in: Regenerate.
2067 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
2068 (t18): Remove function body.
2070 2011-07-05 Doug Kwan <dougkwan@google.com>
2073 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
2074 Arm_Address type for relocation result.
2075 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
2077 (Arm_relocate_functions::abs32): Use unaligned access.
2078 (Arm_relocate_functions::rel32): Ditto.
2079 (Arm_relocate_functions::prel31): Ditto.
2080 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
2081 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
2082 static data relocations.
2083 * testsuite/Makefile.in: Regnerate.
2084 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
2086 2011-07-05 Ian Lance Taylor <iant@google.com>
2089 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
2090 symbols if necessary.
2091 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2093 2011-07-05 Ian Lance Taylor <iant@google.com>
2096 * resolve.cc (Symbol::override_base_with_special): Simply override
2097 version with special symbol version, ignoring previous version.
2099 2011-07-05 Ian Lance Taylor <iant@google.com>
2101 * object.cc (Sized_relobj_file::include_section_group): Add
2102 information to comment about signature location.
2104 2011-07-02 Ian Lance Taylor <iant@google.com>
2107 * options.h (class General_options): Add -f and -F.
2108 * options.cc (General_options::finalize): Fatal error if -f/-F
2109 are used without -shared.
2110 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2112 2011-07-02 Ian Lance Taylor <iant@google.com>
2114 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
2116 2011-07-01 Ian Lance Taylor <iant@google.com>
2120 * resolve.cc (Symbol::override_base_with_special): Don't override
2121 the version if the overriding symbol has a different name.
2122 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
2123 all callers. If we give an error about an undefined version,
2124 define the base version if necessary.
2125 * dynobj.h (class Versions): Update declaration.
2126 * testsuite/weak_alias_test_5.cc: New file.
2127 * testsuite/weak_alias_test.script: New file.
2128 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2129 and versioned_alias have the right value, and call t2.
2130 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2131 weak_alias_test_5.so.
2132 (weak_alias_test_LDADD): Likewise.
2133 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2134 * testsuite/Makefile.in: Rebuild.
2136 2011-07-01 Ian Lance Taylor <iant@google.com>
2139 * options.h (class General_options): Support -z notext.
2140 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2142 (two_file_shared_nonpic.so): Likewise.
2143 (two_file_shared_mixed.so): Likewise.
2144 (two_file_shared_mixed_1.so): Likewise.
2145 (weak_undef_lib_nonpic.so): Likewise.
2146 (alt/weak_undef_lib_nonpic.so): Likewise.
2147 (tls_test_shared_nonpic.so): Likewise.
2148 * testsuite/Makefile.in: Rebuild.
2150 2011-07-01 Ian Lance Taylor <iant@google.com>
2153 * configure.ac: Test whether static linking works, setting
2154 the automake conditional HAVE_STATIC.
2155 * testsuite/Makefile.am: Disable tests using -static if
2156 HAVE_STATIC is not true.
2157 * configure, testsuite/Makefile.in: Rebuild.
2159 2011-07-01 Ian Lance Taylor <iant@google.com>
2162 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2163 Assert if we see DW_EH_PE_indirect.
2164 * target.h (Target::ehframe_datarel_base): New function.
2165 (Target::do_ehframe_datarel_base): New target function.
2166 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2167 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2170 2011-07-01 Ian Lance Taylor <iant@google.com>
2173 * options.h (class General_options): Add
2174 --ld-generated-unwind-info.
2175 * ehframe.cc (Fde::write): Add address parameter. Change all
2176 callers. If associated with PLT, fill in address and size.
2177 (Cie::set_output_offset): Only add merge mapping if there is an
2179 (Cie::write): Add address parameter. Change all callers.
2180 (Eh_frame::add_ehframe_for_plt): New function.
2181 * ehframe.h (class Fde): Update declarations. Move shndx_ and
2182 input_offset_ fields into union u_, with new plt field.
2183 (Fde::Fde): Adjust for new union field.
2184 (Fde::Fde) [Output_data version]: New constructor.
2185 (Fde::add_mapping): Only add merge mapping if there is an object.
2186 (class Cie): Update declarations.
2187 (class Eh_frame): Declare add_ehframe_for_plt.
2188 * layout.cc (Layout::layout_eh_frame): Break out code into
2189 make_eh_frame_section, and call it.
2190 (Layout::make_eh_frame_section): New function.
2191 (Layout::add_eh_frame_for_plt): New function.
2192 * layout.h (class Layout): Update declarations.
2193 * merge.cc (Merge_map::add_mapping): Add assertion.
2194 * i386.cc: Include "dwarf.h".
2195 (class Output_data_plt_i386): Make first_plt_entry,
2196 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
2197 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2198 and plt_eh_frame_fde.
2199 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2200 boundary. Call add_eh_frame_for_plt if appropriate.
2201 * x86_64.cc: Include "dwarf.h".
2202 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
2203 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
2204 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2205 and plt_eh_frame_fde.
2206 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2209 2011-06-29 Ian Lance Taylor <iant@google.com>
2212 * object.cc (Sized_relobj_file::layout_section): Change shdr
2213 parameter to be const.
2214 (Sized_relobj_file::layout_eh_frame_section): New function, broken
2216 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2217 appropriate. Call layout_eh_frame_section.
2218 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2220 * object.h (class Sized_relobj_file): Update declarations.
2222 2011-06-29 Ian Lance Taylor <iant@google.com>
2225 * script.cc (Token::integer_value): Accept trailing M/m/K/k
2227 (Lex::gather_token): Accept trailing M/m/K/k for integers.
2229 2011-06-29 Ian Lance Taylor <iant@google.com>
2232 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2234 * layout.cc (Layout::layout_eh_frame): Likewise.
2236 2011-06-29 Ian Lance Taylor <iant@google.com>
2239 * layout.cc (Layout::symtab_section_shndx): New function.
2240 * layout.h (class Layout): Declare symtab_section_shndx.
2241 * output.cc (Output_section::write_header): Call it.
2243 2011-06-29 Ian Lance Taylor <iant@google.com>
2246 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2247 symbols which are not used in a relocation.
2249 2011-06-28 Ian Lance Taylor <iant@google.com>
2252 * layout.cc (Layout::segment_precedes): Don't crash if a linker
2253 script create indistinguishable segments.
2254 (Layout::set_segment_offsets): Use stable_sort when sorting
2255 segments. Pass this to Compare_segments constructor.
2256 * layout.h (class Layout): Make segment_precedes non-static.
2257 (class Compare_segments): Change from struct to class. Add
2258 layout_ field. Add constructor.
2259 * script-sections.cc
2260 (Script_sections::attach_sections_using_phdrs_clause): Rename
2261 local orphan to is_orphan. Don't report failure to put empty
2262 section in segment. On attachment failure, report name of
2263 section, and attach to first PT_LOAD segment.
2265 2011-06-28 Ian Lance Taylor <iant@google.com>
2268 * target-select.cc (Target_selector::Target_selector): Add
2269 emulation parameter. Change all callers.
2270 (select_target_by_bfd_name): Rename from select_target_by_name.
2272 (select_target_by_emulation): New function.
2273 (supported_emulation_names): New function.
2274 * target-select.h (class Target_selector): Add emulation_ field.
2275 Update declarations.
2276 (Target_selector::recognize_by_bfd_name): Rename from
2277 recognize_by_name. Change all callers.
2278 (Target_selector::supported_bfd_names): Rename from
2279 supported_names. Change all callers.
2280 (Target_selector::recognize_by_emulation): New function.
2281 (Target_selector::supported_emulations): New function.
2282 (Target_selector::emulation): New function.
2283 (Target_selector::do_recognize_by_bfd_name): Rename from
2284 do_recognize_by_name. Change all callers.
2285 (Target_selector::do_supported_bfd_names): Rename from
2286 do_supported_names. Change all callers.
2287 (Target_selector::do_recognize_by_emulation): New function.
2288 (Target_selector::do_supported_emulations): New function.
2289 (select_target_by_bfd_name): Change name in declaration.
2290 (select_target_by_emulation): Declare.
2291 (supported_emulation_names): Declare.
2292 * parameters.cc (parameters_force_valid_target): Try to find
2293 target based on emulation from -m option.
2294 * options.h (class General_options): Change doc string for -m.
2295 * options.cc (help): Print emulations.
2296 (General_options::parse_V): Likewise.
2297 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2298 Add emulation parameter. Change all callers.
2300 2011-06-28 Ian Lance Taylor <iant@google.com>
2302 * target.h (class Target): Add osabi_ field.
2303 (Target::osabi): New function.
2304 (Target::set_osabi): New function.
2305 (Target::Target): Initialize osabi_.
2306 (Target::do_adjust_elf_header): Make pure virtual.
2307 (Sized_target::do_adjust_elf_header): Declare.
2308 * target.cc (Sized_target::do_adjust_elf_header): New function.
2309 (class Sized_target): Instantiate all versions.
2310 * freebsd.h (class Target_freebsd): Remove.
2311 (Target_selector_freebsd::do_recognize): Call set_osabi on
2313 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2314 (Target_selector_freebsd::set_osabi): Remove.
2315 * i386.cc (class Target_i386): Inherit from Sized_target rather
2316 than Target_freebsd.
2317 * x86_64.cc (class Target_x86_64): Likewise.
2319 2011-06-28 Ian Lance Taylor <iant@google.com>
2321 * target.h (Target::can_check_for_function_pointers): Rewrite.
2323 (Target::can_icf_inline_merge_sections): Likewise.
2324 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2325 (Target::Target_info): Add can_icf_inline_merge_sections field.
2326 (Target::do_can_check_for_function_pointers): New virtual
2328 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2329 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2330 from can_check_for_function_pointers, move in file.
2331 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2332 section_may_have_icf_unsafe_poineters, move in file.
2333 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2334 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2335 Rename from can_check_for_function_pointers, move in file.
2336 (Target_i386::can_icf_inline_merge_sections): Remove.
2337 (Target_i386::i386_info): Initialize
2338 can_icf_inline_merge_sections.
2339 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2340 Initialize can_icf_inline_merge_sections.
2341 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2342 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2343 Rename from can_check_for_function_pointers, move in file.
2344 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2345 (Target_x86_64::x86_64_info): Initialize
2346 can_icf_inline_merge_sections.
2347 * testsuite/testfile.cc (Target_test::test_target_info):
2349 * icf.cc (get_section_contents): Correct formatting.
2351 2011-06-27 Ian Lance Taylor <iant@google.com>
2353 * symtab.cc (Symbol::versioned_name): New function.
2354 (Symbol_table::add_to_final_symtab): Use versioned_name when
2356 (Symbol_table::sized_write_symbol): Likewise.
2357 * symtab.h (class Symbol): Declare versioned_name.
2358 * stringpool.h (class Stringpool_template): Add variant of add
2359 which takes a std::basic_string.
2360 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2361 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2362 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2363 (ver_test_12.o): New target.
2364 * testsuite/Makefile.in: Rebuild.
2366 2011-06-27 Doug Kwan <dougkwan@google.com>
2368 * arm.cc (Arm_relocate_functions::thm_jump8,
2369 Arm_relocate_functions::thm_jump11): Use a wider signed
2370 type to compute offset.
2371 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2373 * testsuite/Makefile.in: Regenerate.
2374 * testsuite/arm_branch_in_range.sh: Check test results of
2375 arm_thm_jump11 and arm_thm_jump8.
2376 * testsuite/arm_thm_jump11.s: New test source file.
2377 * testsuite/arm_thm_jump11.t: New linker script.
2378 * testsuite/arm_thm_jump8.s: New test source file.
2379 * testsuite/arm_thm_jump8.t: New linker script.
2381 2011-06-24 Ian Lance Taylor <iant@google.com>
2383 * layout.cc: Include "object.h".
2384 (ctors_sections_in_init_array): New static variable.
2385 (Layout::is_ctors_in_init_array): New function.
2386 (Layout::layout): Add entry to ctors_sections_in_init_array if
2388 * layout.h (class Layout): Declare is_ctors_in_init_array.
2389 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2390 is_ctors_reverse_view is set.
2391 (Sized_relobj_file::write_sections): Add layout parameter. Change
2392 all callers. Set is_ctors_reverse_view field of View_size.
2393 (Sized_relobj_file::reverse_words): New function.
2394 * object.h (Sized_relobj_file::View_size): Add
2395 is_ctors_reverse_view field.
2396 (class Sized_relobj_file): Update declarations.
2397 * testsuite/initpri3.c: New test.
2398 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2400 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2401 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2402 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2403 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2404 * testsuite/Makefile.in: Rebuild.
2406 2011-06-24 Cary Coutant <ccoutant@google.com>
2408 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2409 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2410 (debug_msg_cdebug.err): New targets.
2411 * testsuite/Makefile.in: Regenerate.
2412 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2413 Fix checks for link with shared library.
2415 2011-06-24 Doug Kwan <dougkwan@google.com>
2417 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2418 skip empty text sections.
2419 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2421 2011-06-22 Ian Lance Taylor <iant@google.com>
2424 * options.h (class General_options): Add --ctors-in-init-array.
2425 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2426 friends as SHT_PROGBITS for merging sections.
2427 (Layout::layout): Remove special handling of .init_array and
2428 friends. Don't sort if doing relocatable link. Sort for .ctors
2429 and .dtors if ctors_in_init_array.
2430 (Layout::make_output_section): Force correct section types for
2431 .init_array and friends. Don't sort if doing relocatable link,
2432 Don't sort .ctors and .dtors if ctors_in_init_array.
2433 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2434 (Layout::output_section_name): Add relobj parameter. Change all
2435 callers. Handle .ctors. and .dtors. in code rather than table.
2436 Handle .ctors and .dtors if ctors_in_init_array.
2437 (Layout::match_file_name): New function, moved from output.cc.
2438 * layout.h (class Layout): Update declarations.
2439 * output.cc: Include "layout.h".
2440 (Input_section_sort_entry::get_priority): New function.
2441 (Input_section_sort_entry::match_file_name): Just call
2442 Layout::match_file_name.
2443 (Output_section::Input_section_sort_init_fini_compare::operator()):
2444 Handle .ctors and .dtors. Sort by explicit priority rather than
2446 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2447 * testsuite/initpri2.c: New test.
2448 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2449 (check_PROGRAMS): Add initpri2.
2450 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2451 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2452 * configure, testsuite/Makefile.in: Rebuild.
2454 2011-06-19 Ian Lance Taylor <iant@google.com>
2457 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2458 .interp section to a PT_INTERP segment even if we have seen a
2459 --dynamic-linker option. Don't do it if we have seen a PHDRS
2460 clause in a linker script.
2461 (Layout::finalize): Don't create a .interp section if we've
2462 already create a PT_INTERP segment.
2463 (Layout::create_interp): Always call choose_output_section (revert
2464 patch of 2011-06-17). Don't create PT_INTERP segment.
2465 * script-sections.cc
2466 (Script_sections::create_note_and_tls_segments): Add a .interp
2467 section to a PT_INTERP segment even if we have seen a
2468 --dynamic-linker option.
2470 2011-06-18 Ian Lance Taylor <iant@google.com>
2472 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2473 merely because a non-PT_LOAD segment has a dynamic reloc.
2475 2011-06-18 Ian Lance Taylor <iant@google.com>
2477 * layout.cc (Layout::finish_dynamic_section): Don't create
2478 DT_FLAGS entry if not needed.
2480 2011-06-18 Ian Lance Taylor <iant@google.com>
2483 * layout.cc (Layout::layout_eh_frame): Correct handling of
2484 writable .eh_frame section.
2486 2011-06-17 Ian Lance Taylor <iant@google.com>
2489 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2490 symbol is redefined with the exact same object and value.
2492 2011-06-17 Ian Lance Taylor <iant@google.com>
2495 * layout.h (class Layout): Add interp_segment_ field.
2496 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2497 (Layout::attach_allocated_section_to_segment): If making shared
2498 library, put .interp section in PT_INTERP segment.
2499 (Layout::finalize): Also call create_interp if -dynamic-linker
2501 (Layout::create_interp): Assert that there is no PT_INTERP
2502 segment. If not using a SECTIONS clause, use make_output_section.
2503 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2504 * script-sections.cc
2505 (Script_sections::create_note_and_tls_segments): If making shared
2506 library, put .interp section in PT_INTERP segment.
2508 2011-06-17 Ian Lance Taylor <iant@google.com>
2510 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2511 when making a shared library.
2513 2011-06-17 Ian Lance Taylor <iant@google.com>
2515 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2516 parameter. Change all callers. Don't issue warning about PC32
2517 against locally defined symbol.
2519 2011-06-16 Ian Lance Taylor <iant@google.com>
2521 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2522 occurs in same object.
2524 2011-06-14 Alan Modra <amodra@gmail.com>
2526 * po/POTFILES.in: Regenerate.
2528 2011-06-09 Ian Lance Taylor <iant@google.com>
2530 * script-sections.cc
2531 (Orphan_output_section::set_section_addresses): For a relocatable
2532 link set address to 0.
2534 2011-06-09 Cary Coutant <ccoutant@google.com>
2537 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2538 used with --compress-debug-sections.
2539 * gold/object.cc (Sized_relobj_file::do_layout): Report
2540 uncompressed size of compressed input sections.
2542 2011-06-08 Cary Coutant <ccoutant@google.com>
2545 * testsuite/two_file_test_2_v1.cc: Change initialization of
2546 v2 to keep it in .data.
2548 2011-06-07 Cary Coutant <ccoutant@google.com>
2550 * common.cc (Symbol_table::do_allocate_commons_list): Call
2552 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2553 (Errors::fallback): New function.
2554 (gold_fallback): New function.
2555 * errors.h (Errors::fallback): New function.
2556 * gold.cc (gold_exit): Change status parameter to enum; adjust
2558 (queue_initial_tasks): Call gold_fallback.
2559 * gold.h: Include cstdlib.
2560 (Exit_status): New enum type.
2561 (gold_exit): Change status parameter to enum.
2562 (gold_fallback): New function.
2563 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2564 (Layout::create_symtab_sections): Likewise.
2565 (Layout::create_shdrs): Likewise.
2566 * main.cc (main): Adjust call to gold_exit.
2567 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
2568 (Output_data_got::add_got_entry_pair): Likewise.
2569 (Output_section::add_input_section): Likewise.
2570 (Output_section::add_output_section_data): Likewise.
2571 (Output_segment::set_section_list_addresses): Likewise.
2572 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2574 2011-06-07 Cary Coutant <ccoutant@google.com>
2576 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
2577 for incremental links.
2578 * output.cc (Output_segment::set_section_list_addresses): Remove
2579 FIXME and test for TLS or BSS.
2581 2011-06-07 Cary Coutant <ccoutant@google.com>
2583 * testsuite/Makefile.am: Add incremental_copy_test,
2584 incremental_common_test_1.
2585 * testsuite/Makefile.in: Regenerate.
2586 * testsuite/common_test_1_v1.c: New source file.
2587 * testsuite/common_test_1_v2.c: New source file.
2588 * testsuite/copy_test_v1.cc: New source file.
2590 2011-06-07 Cary Coutant <ccoutant@google.com>
2592 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
2593 update, allocate common from bss section's free list.
2594 * incremental-dump.cc (dump_incremental_inputs): Print flag for
2595 linker-defined symbols.
2596 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2597 Skip GOT and PLT entries that are no longer referenced.
2598 (Output_section_incremental_inputs::write_info_blocks): Mark
2599 linker-defined symbols.
2600 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
2601 * output.cc (Output_section::allocate): New function.
2602 * output.h (Output_section::allocate): New function.
2603 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
2604 linker-defined symbols.
2605 (Symbol::override_base_with_special): Copy is_predefined_ flag.
2606 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
2607 (Symbol::init_base_output_data): Likewise.
2608 (Symbol::init_base_output_segment): Likewise.
2609 (Symbol::init_base_constant): Likewise.
2610 (Sized_symbol::init_output_data): Likewise.
2611 (Sized_symbol::init_output_segment): Likewise.
2612 (Sized_symbol::init_constant): Likewise.
2613 (Symbol_table::do_define_in_output_data): Likewise.
2614 (Symbol_table::do_define_in_output_segment): Likewise.
2615 (Symbol_table::do_define_as_constant): Likewise.
2616 * symtab.h (Symbol::is_predefined): New function.
2617 (Symbol::init_base_output_data): Add is_predefined parameter.
2618 (Symbol::init_base_output_segment): Likewise.
2619 (Symbol::init_base_constant): Likewise.
2620 (Symbol::is_predefined_): New data member.
2621 (Sized_symbol::init_output_data): Add is_predefined parameter.
2622 (Sized_symbol::init_output_segment): Likewise.
2623 (Sized_symbol::init_constant): Likewise.
2624 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2626 2011-06-07 Cary Coutant <ccoutant@google.com>
2628 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
2629 instead of emit_copy_reloc.
2630 (Copy_relocs::emit_copy_reloc): Refactor.
2631 (Copy_relocs::make_copy_reloc): New function.
2632 (Copy_relocs::add_copy_reloc): Remove.
2633 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
2635 (Copy_relocs::make_copy_reloc): New function.
2636 (Copy_relocs::add_copy_reloc): Remove.
2637 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
2638 unchanged input files.
2639 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
2640 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
2641 Reserve BSS space for COPY relocations.
2642 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2643 (Output_section_incremental_inputs::write_info_blocks): Record
2644 whether a symbol is copied from a shared object.
2645 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
2646 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
2647 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
2648 (Incremental_input_entry_reader::get_output_symbol_index): Add
2650 (Incremental_binary::emit_copy_relocs): New function.
2651 (Incremental_binary::do_emit_copy_relocs): New function.
2652 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2654 (Sized_incremental_binary::add_copy_reloc): New function.
2655 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2656 (Sized_incremental_binary::Copy_reloc): New struct.
2657 (Sized_incremental_binary::Copy_relocs): New typedef.
2658 (Sized_incremental_binary::copy_relocs_): New data member.
2659 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
2660 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
2661 * target.h (Sized_target::emit_copy_reloc): New function.
2662 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
2664 2011-06-02 Cary Coutant <ccoutant@google.com>
2667 * gold/archive.cc (Archive::Archive): Initialize new data member.
2668 (Archive::include_all_members): Return if archive has already been
2670 * gold/archive.h (Archive::include_all_members_): New data member.
2672 2011-06-02 Nick Clifton <nickc@redhat.com>
2674 * dynobj.h: Fix spelling mistake in comment.
2675 * output.cc: Likewise.
2677 2011-05-31 Doug Kwan <dougkwan@google.com>
2681 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
2682 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
2683 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
2684 redundant arm_exidx_test.so.
2685 * testsuite/Makefile.in: Regenerate.
2686 (check_SCRIPTS): Add pr12826.sh
2687 (check_DATA): Add pr12826.stdout
2688 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
2689 * testsuite/pr12826.sh: New file.
2690 * testsuite/pr12826_1.s: Ditto.
2691 * testsuite/pr12826_1.s: Ditto.
2693 2011-05-30 Ian Lance Taylor <iant@google.com>
2695 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
2698 2011-05-29 Ian Lance Taylor <iant@google.com>
2701 * testsuite/Makefile.am: Use different file name for two_file_test
2702 temporary file for each incremental test.
2703 * testsuite/Makefile.in: Rebuild.
2705 2011-05-29 Ian Lance Taylor <iant@google.com>
2707 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
2708 binary input file is empty.
2710 2011-05-27 Ian Lance Taylor <iant@google.com>
2712 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
2713 (ver_test_9.so): Likewise.
2714 * testsuite/Makefile.in: Rebuild.
2716 2011-05-26 Cary Coutant <ccoutant@google.com>
2718 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
2719 * incremental.cc (Incremental_inputs::report_input_section): Fix
2720 comment, indentation.
2721 (Incremental_inputs::report_comdat_group): New function.
2722 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2723 of data for incremental input file entry.
2724 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
2725 group count, COMDAT group signatures.
2726 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
2727 an unchanged input file.
2728 * incremental.h (Incremental_object_entry::Incremental_object_entry):
2729 Initialize new data member.
2730 (Incremental_object_entry::add_comdat_group): New function.
2731 (Incremental_object_entry::get_comdat_group_count): New function.
2732 (Incremental_object_entry::get_comdat_signature_key): New function.
2733 (Incremental_object_entry::groups_): New data member.
2734 (Incremental_inputs::report_comdat_group): New function.
2735 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
2736 data for incremental input file entry.
2737 (Incremental_input_entry_reader::get_comdat_group_count): New function.
2738 (Incremental_input_entry_reader::get_input_section): Adjust size of
2739 data for incremental input file entry.
2740 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
2741 (Incremental_input_entry_reader::get_comdat_group_signature): New
2743 * object.cc (Sized_relobj::include_section_group): Report kept
2744 COMDAT groups for incremental links.
2746 2011-05-24 David Meyer <pdox@google.com>
2748 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
2749 with name parameter. Add found_name parameter.
2750 * fileread.cc (Input_file::find_file): Adjust code accordingly.
2751 * dirsearch.h (class Dirsearch): Update declaration.
2753 2011-05-24 Ian Lance Taylor <iant@google.com>
2755 * archive.cc (Library_base::should_include_member): Pull in object
2756 from archive if it defines the entry symbol.
2757 * parameters.cc (Parameters::entry): New function.
2758 * parameters.h (class Parameters): Declare entry.
2759 * output.h (class Output_file_header): Remove entry_ field.
2760 * output.cc (Output_file_header::Output_file_header): Remove entry
2761 parameter. Change all callers.
2762 (Output_file_header::entry): Use parameters->entry.
2763 * gold.cc (queue_middle_tasks): Likewise.
2764 * plugin.cc (Plugin_hook::run): Likewise.
2766 2011-05-24 Cary Coutant <ccoutant@google.com>
2768 * gold.cc (queue_initial_tasks): Pass incremental base filename
2769 to Output_file::open_base_file; don't print error message.
2770 * incremental-dump.cc (main): Adjust call to
2771 Output_file::open_for_modification.
2772 * incremental-dump.cc (main): Likewise.
2773 * incremental.cc (Incremental_inputs::report_command_line):
2774 Ignore --incremental-base option when comparing command lines.
2775 Ignore parameter when given as separate argument.
2776 * options.h (class General_options): Add --incremental-base.
2777 * output.cc (Output_file::Output_file):
2778 (Output_file::open_base_file): Add base_name and writable parameters;
2779 read base file into new file; print error message here.
2780 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2782 * output.h (Output_file::open_for_modification): Rename to...
2783 (Output_file::open_base_file): ...this; add base_name and
2784 writable parameters; adjust all callers.
2785 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2787 * testsuite/Makefile.am (incremental_test_4): Test
2789 * testsuite/Makefile.in: Regenerate.
2791 2011-05-24 Cary Coutant <ccoutant@google.com>
2793 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
2795 * testsuite/Makefile.in: Regenerate.
2796 * testsuite/two_file_test_1_v1.cc: New test source file.
2797 * testsuite/two_file_test_1b_v1.cc: New test source file.
2798 * testsuite/two_file_test_2_v1.cc: New test source file.
2800 2011-05-24 Cary Coutant <ccoutant@google.com>
2802 * dynobj.h (Dynobj::do_dynobj): New function.
2803 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
2804 flag and soname for shared objects.
2805 * incremental.cc (Incremental_inputs::report_object): Make
2806 either Incremental_object_entry or Incremental_dynobj_entry; add
2807 soname to string table.
2808 (Incremental_inputs::report_input_section): Add assertion.
2809 (Output_section_incremental_inputs::set_final_data_size): Adjust
2810 type of input file entry for shared libraries; adjust size of
2811 shared library info entry.
2812 (Output_section_incremental_inputs::write_input_files): Write
2813 as_needed flag for shared libraries.
2814 (Output_section_incremental_inputs::write_info_blocks): Adjust type
2815 of input file entry for shared libraries; write soname.
2816 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
2817 soname from incremental info.
2818 * incremental.h (enum Incremental_input_flags): Add
2819 INCREMENTAL_INPUT_AS_NEEDED.
2820 (Incremental_input_entry::Incremental_input_entry): Initialize new
2822 (Incremental_input_entry::set_as_needed): New function.
2823 (Incremental_input_entry::as_needed): New function.
2824 (Incremental_input_entry::do_dynobj_entry): New function.
2825 (Incremental_input_entry::as_needed_): New data member.
2826 (Incremental_object_entry::Incremental_object_entry): Don't check
2828 (Incremental_object_entry::do_type): Likewise.
2829 (class Incremental_dynobj_entry): New class.
2830 (Incremental_input_entry_reader::as_needed): New function.
2831 (Incremental_input_entry_reader::get_soname): New function.
2832 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
2833 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
2834 size of shared library info entry.
2835 * layout.cc (Layout::finish_dynamic_section): Don't test for
2836 incremental link when adding DT_NEEDED entries.
2837 * object.h (Object::Object): Initialize new data member.
2838 (Object::dynobj): New function.
2839 (Object::set_as_needed): New function.
2840 (Object::as_needed): New function.
2841 (Object::do_dynobj): New function.
2842 (Object::as_needed_): New data member.
2844 2011-05-24 Cary Coutant <ccoutant@google.com>
2846 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
2847 info; adjust display of GOT entries.
2848 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2849 vector of input objects; remove file_status_.
2850 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
2851 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
2852 got_plt reader; call target hooks to reserve GOT entries.
2853 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2854 of input file info header and GOT info entry.
2855 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
2857 (Got_plt_view_info::got_descriptor): Remove.
2858 (Got_plt_view_info::sym_index): New data member.
2859 (Got_plt_view_info::input_index): New data member.
2860 (Local_got_offset_visitor::visit): Write input file index.
2861 (Global_got_offset_visitor::visit): Write 0 for input file index.
2862 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
2863 with sym_index and input_index.
2864 (Output_section_incremental_inputs::write_got_plt): Adjust size of
2865 incremental info GOT entry; replace got_descriptor with input_index.
2866 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
2867 map from input file index to object.
2868 (Sized_relobj_incr::do_layout): Replace direct data member reference
2869 with accessor function.
2870 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
2871 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
2872 Adjust size of input file info header.
2873 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
2874 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
2875 (Incremental_input_entry_reader::get_input_section): Adjust size of
2876 input file info header.
2877 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
2878 of incremental info GOT entry.
2879 (Incremental_got_plt_reader::get_got_desc): Remove.
2880 (Incremental_got_plt_reader::get_got_symndx): New function.
2881 (Incremental_got_plt_reader::get_got_input_index): New function.
2882 (Sized_incremental_binary::Sized_incremental_binary): Remove
2883 file_status_; add input_objects_.
2884 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
2885 (Sized_incremental_binary::set_file_is_unchanged): Remove.
2886 (Sized_incremental_binary::file_is_unchanged): Remove.
2887 (Sized_incremental_binary::set_input_object): New function.
2888 (Sized_incremental_binary::input_object): New function.
2889 (Sized_incremental_binary::file_status_): Remove.
2890 (Sized_incremental_binary::input_objects_): New data member.
2891 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
2893 (Sized_relobj_incr::invalid_address): Move to base class.
2894 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
2896 (Sized_relobj_incr::do_output_section_offset): Likewise.
2897 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
2898 (Sized_relobj_incr::section_offsets_): Likewise.
2899 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
2901 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
2902 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
2903 with accessor function.
2904 (Sized_relobj_file::do_layout): Likewise.
2905 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
2906 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
2907 (Sized_relobj_file::compute_final_local_value): Replace refs to
2908 section_offsets_ with accessor function.
2909 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
2910 * object.h (Relobj::Relobj): Initialize new data members.
2911 (Relobj::add_dyn_reloc): New function.
2912 (Relobj::first_dyn_reloc): New function.
2913 (Relobj::dyn_reloc_count): New function.
2914 (Relobj::first_dyn_reloc_): New data member.
2915 (Relobj::dyn_reloc_count_): New data member.
2916 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
2918 (Sized_relobj::Address): New typedef.
2919 (Sized_relobj::invalid_address): Move here from child class.
2920 (Sized_relobj::Sized_relobj): Initialize new data members.
2921 (Sized_relobj::sized_relobj): New function.
2922 (Sized_relobj::is_output_section_offset_invalid): Move here from
2924 (Sized_relobj::get_output_section_offset): Likewise.
2925 (Sized_relobj::local_has_got_offset): Likewise.
2926 (Sized_relobj::local_got_offset): Likewise.
2927 (Sized_relobj::set_local_got_offset): Likewise.
2928 (Sized_relobj::do_for_all_local_got_entries): Likewise.
2929 (Sized_relobj::clear_got_offsets): New function.
2930 (Sized_relobj::section_offsets): Move here from child class.
2931 (Sized_relobj::do_output_section_offset): Likewise.
2932 (Sized_relobj::do_set_section_offset): Likewise.
2933 (Sized_relobj::Local_got_offsets): Likewise.
2934 (Sized_relobj::local_got_offsets_): Likewise.
2935 (Sized_relobj::section_offsets_): Likewise.
2936 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
2938 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
2940 (Sized_relobj_file::sized_relobj): New function
2941 (Sized_relobj_file::local_has_got_offset): Move to base class.
2942 (Sized_relobj_file::local_got_offset): Likewise.
2943 (Sized_relobj_file::set_local_got_offset): Likewise.
2944 (Sized_relobj_file::get_output_section_offset): Likewise.
2945 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
2946 (Sized_relobj_file::do_output_section_offset): Likewise.
2947 (Sized_relobj_file::do_set_section_offset): Likewise.
2948 (Sized_relobj_file::Local_got_offsets): Likewise.
2949 (Sized_relobj_file::local_got_offsets_): Likewise.
2950 (Sized_relobj_file::section_offsets_): Likewise.
2951 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
2953 (set_needs_dynsym_index): Convert relobj to derived class pointer.
2954 (Output_reloc::get_symbol_index): Likewise.
2955 (Output_reloc::local_section_offset): Likewise.
2956 (Output_reloc::get_address): Likewise.
2957 (Output_reloc::symbol_value): Likewise.
2958 (Output_data_got::reserve_slot): Move to class definition.
2959 (Output_data_got::reserve_local): New function.
2960 (Output_data_got::reserve_slot_for_global): Remove.
2961 (Output_data_got::reserve_global): New function.
2962 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
2963 (all constructors, two instantiations).
2964 (Output_reloc::get_relobj): New function (two instantiations).
2965 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
2966 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
2967 (Output_data_reloc::add_global): Adjust type of relobj.
2968 (Output_data_reloc::add_global_relative): Likewise.
2969 (Output_data_reloc::add_symbolless_global_addend): Likewise.
2970 (Output_data_reloc::add_local): Likewise.
2971 (Output_data_reloc::add_local_relative): Likewise.
2972 (Output_data_reloc::add_symbolless_local_addend): Likewise.
2973 (Output_data_reloc::add_local_section): Likewise.
2974 (Output_data_reloc::add_output_section): Likewise.
2975 (Output_data_reloc::add_absolute): Likewise.
2976 (Output_data_reloc::add_target_specific): Likewise.
2977 (Output_data_got::reserve_slot): Move definition here.
2978 (Output_data_got::reserve_local): New function.
2979 (Output_data_got::reserve_global): New function.
2980 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
2981 section_offsets_ with accessor function.
2982 (Sized_relobj_file::write_sections): Likewise.
2983 (Sized_relobj_file::do_relocate_sections): Likewise.
2984 * target.h (Sized_target::reserve_local_got_entry): New function.
2985 (Sized_target::reserve_global_got_entry): New function.
2986 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
2987 (Target_x86_64::reserve_global_got_entry): New function.
2988 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
2990 2011-05-23 Cary Coutant <ccoutant@google.com>
2992 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
2993 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
2994 bit when checking got_type.
2995 * incremental.cc (Sized_incremental_binary::setup_readers):
2996 Store symbol table and string table locations; initialize bit vector
2997 of file status flags.
2998 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
3000 (Sized_incremental_binary::do_process_got_plt): New function.
3001 (Sized_incremental_binary::get_symtab_view): Use stored locations.
3002 (Output_section_incremental_inputs::set_final_data_size): Record
3003 file index for each input file.
3004 (Output_section_incremental_inputs::write_got_plt): Store file index
3005 instead of input entry offset for each GOT entry.
3007 (Incremental_input_entry::Incremental_input_entry): Initialize new
3009 (Incremental_input_entry::set_offset): Store file index.
3010 (Incremental_input_entry::get_file_index): New function.
3011 (Incremental_input_entry::file_index_): New data member.
3012 (Incremental_binary::process_got_plt): New function.
3013 (Incremental_binary::do_process_got_plt): New function.
3014 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3016 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
3017 (Sized_incremental_binary::set_file_is_unchanged): New function.
3018 (Sized_incremental_binary::file_is_unchanged): New function.
3019 (Sized_incremental_binary::do_process_got_plt): New function.
3020 (Sized_incremental_binary::file_status_): New data member.
3021 (Sized_incremental_binary::main_symtab_loc_): New data member.
3022 (Sized_incremental_binary::main_strtab_loc_): New data member.
3023 * output.cc (Output_data_got::Got_entry::write): Add case
3025 (Output_data_got::add_global): Call add_got_entry.
3026 (Output_data_got::add_global_plt): Likewise.
3027 (Output_data_got::add_global_with_rel): Likewise.
3028 (Output_data_got::add_global_with_rela): Likewise.
3029 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
3030 (Output_data_got::add_global_pair_with_rela): Likewise.
3031 (Output_data_got::add_local): Call add_got_entry.
3032 (Output_data_got::add_local_plt): Likewise.
3033 (Output_data_got::add_local_with_rel): Likewise.
3034 (Output_data_got::add_local_with_rela): Likewise.
3035 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
3036 (Output_data_got::add_local_pair_with_rela): Likewise.
3037 (Output_data_got::reserve_slot): New function.
3038 (Output_data_got::reserve_slot_for_global): New function.
3039 (Output_data_got::add_got_entry): New function.
3040 (Output_data_got::add_got_entry_pair): New function.
3041 (Output_section::add_output_section_data): Edit FIXME.
3043 (Output_section_data_build::Output_section_data_build): New
3044 constructor with size parameter.
3045 (Output_data_space::Output_data_space): Likewise.
3046 (Output_data_got::Output_data_got): Initialize new data member; new
3047 constructor with size parameter.
3048 (Output_data_got::add_constant): Call add_got_entry.
3049 (Output_data_got::reserve_slot): New function.
3050 (Output_data_got::reserve_slot_for_global): New function.
3051 (class Output_data_got::Got_entry): Add RESERVED_CODE.
3052 (Output_data_got::add_got_entry): New function.
3053 (Output_data_got::add_got_entry_pair): New function.
3054 (Output_data_got::free_list_): New data member.
3055 * target.h (Sized_target::init_got_plt_for_update): New function.
3056 (Sized_target::register_global_plt_entry): New function.
3057 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3058 Initialize new data member; call init; add constructor with PLT count.
3059 (Output_data_plt_x86_64::init): New function.
3060 (Output_data_plt_x86_64::add_relocation): New function.
3061 (Output_data_plt_x86_64::reserve_slot): New function.
3062 (Output_data_plt_x86_64::free_list_): New data member.
3063 (Target_x86_64::init_got_plt_for_update): New function.
3064 (Target_x86_64::register_global_plt_entry): New function.
3065 (Output_data_plt_x86_64::add_entry): Allocate from free list for
3066 incremental updates.
3067 (Output_data_plt_x86_64::add_relocation): New function.
3068 * testsuite/object_unittest.cc (Object_test): Set default options.
3070 2011-05-16 Ian Lance Taylor <iant@google.com>
3072 * options.h (class General_options): Make -i a synonym for -r.
3074 2011-05-16 Ian Lance Taylor <iant@google.com>
3076 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
3078 2011-05-10 Cary Coutant <ccoutant@google.com>
3080 * object.cc (Sized_relobj::do_count_local_symbols): Check for
3083 2011-05-06 Ian Lance Taylor <iant@google.com>
3085 * layout.cc (Layout::layout): If the output section flags change,
3086 update the ordering.
3088 2011-04-25 Cary Coutant <ccoutant@google.com>
3090 * incremental-dump.cc (dump_incremental_inputs): Print local
3091 symbol info for each input file.
3093 (Output_section_incremental_inputs::set_final_data_size): Add local
3094 symbol info to input file entries in incremental info.
3095 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3096 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
3097 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
3098 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
3100 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
3101 (Sized_incr_relobj::do_relocate): Write the local symbols.
3102 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
3103 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
3104 Adjust size of input file header.
3105 (Incremental_inputs_reader::get_local_symbol_offset): New function.
3106 (Incremental_inputs_reader::get_local_symbol_count): New function.
3107 (Incremental_inputs_reader::get_input_section): Adjust size of input
3109 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
3110 (Sized_incr_relobj::This): New typedef.
3111 (Sized_incr_relobj::sym_size): New const data member.
3112 (Sized_incr_relobj::Local_symbol): New struct.
3113 (Sized_incr_relobj::do_output_local_symbol_count): New function.
3114 (Sized_incr_relobj::do_local_symbol_offset): New function.
3115 (Sized_incr_relobj::local_symbol_count_): New data member.
3116 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
3117 (Sized_incr_relobj::local_symbol_index_): New data member.
3118 (Sized_incr_relobj::local_symbol_offset_): New data member.
3119 (Sized_incr_relobj::local_dynsym_offset_): New data member.
3120 (Sized_incr_relobj::local_symbols_): New data member.
3121 * object.h (Relobj::output_local_symbol_count): New function.
3122 (Relobj::local_symbol_offset): New function.
3123 (Relobj::do_output_local_symbol_count): New function.
3124 (Relobj::do_local_symbol_offset): New function.
3125 (Sized_relobj::do_output_local_symbol_count): New function.
3126 (Sized_relobj::do_local_symbol_offset): New function.
3128 2011-04-22 Vladimir Simonov <sv@sw.ru>
3130 * descriptors.cc (set_close_on_exec): New function.
3131 (Descriptors::open): Use set_close_on_exec.
3132 * output.cc (S_ISLNK): Define if not defined.
3134 2011-04-22 Cary Coutant <ccoutant@google.com>
3136 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3138 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3139 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3140 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3142 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3143 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3144 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3146 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3148 (Incremental_binary::apply_incremental_relocs): New function.
3149 (Incremental_binary::do_apply_incremental_relocs): New function.
3150 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3152 (Sized_incremental_binary::add_global_symbol): New function.
3153 (Sized_incremental_binary::global_symbol): New function.
3154 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3155 (Sized_incremental_binary::symbol_map_): New data member.
3156 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3157 * target.h (Sized_target::apply_relocation): New function.
3158 * target-reloc.h (apply_relocation): New function.
3159 * x86_64.cc (Target_x86_64::apply_relocation): New function.
3161 2011-04-22 Doug Kwan <dougkwan@google.com>
3163 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3164 flag of a SHT_ARM_EXIDX section.
3165 * testsuite/Makefile.am (arm_exidx_test): New test rules.
3166 * testsuite/Makefile.in: Regenerate.
3167 * testsuite/arm_exidx_test.s: New file.
3168 * testsuite/arm_exidx_test.sh: Same.
3170 2011-04-20 Cary Coutant <ccoutant@google.com>
3173 * archive.h (Incremental_archive_entry::Archive_member):
3174 Initialize arg_serial_ (second constructor).
3176 2011-04-17 Ian Lance Taylor <iant@google.com>
3178 * object.cc (Relocate_info::location): Simplify location string.
3179 * errors.cc (Errors::error_at_location): Don't print program
3181 (Errors::warning_at_location): Likewise.
3182 (Errors::undefined_symbol): Likewise.
3183 * testsuite/debug_msg.sh: Update accordingly.
3185 2011-04-14 Cary Coutant <ccoutant@google.com>
3187 * gold/layout.cc (Layout::symtab_section_offset): New function.
3188 * gold/layout.h (Layout::symtab_section_offset): New function.
3189 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3191 2011-04-12 Ian Lance Taylor <iant@google.com>
3193 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
3194 with MREMAP_MAYMOVE.
3195 * output.h (class Output_file): Add map_is_allocated_ field.
3196 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
3197 not available, provide stubs. If mremap is not available, #define
3199 (MREMAP_MAYMOVE): Define if not defined.
3200 (Output_file::Output_file): Initialize map_is_allocated_.
3201 (Output_file::resize): Check map_is_allocated_.
3202 (Output_file::map_anonymous): If mmap fails, use malloc.
3203 (Output_file::unmap): Don't do anything for an anonymous map.
3204 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
3205 is not available, provide stubs.
3206 (File_read::View::~View): Use free rather than delete[].
3207 (File_read::make_view): Use malloc rather than new[]. If mmap
3209 (File_read::find_or_make_view): Use malloc rather than new[].
3210 * gold.h: Remove HAVE_REMAP code.
3211 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
3212 exists. Rename mremap to gold_mremap. If mmap is not available
3214 * configure, config.in: Rebuild.
3216 2011-04-11 Ian Lance Taylor <iant@google.com>
3218 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3219 initialize local variable v.
3221 2011-04-11 Cary Coutant <ccoutant@google.com>
3223 * archive.cc (Archive::include_member): Adjust call to
3225 (Add_archive_symbols::run): Track argument serial numbers.
3226 (Lib_group::include_member): Likewise.
3227 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3228 * archive.h (Incremental_archive_entry::Archive_member):
3229 Initialize arg_serial_.
3230 (Archive_member::arg_serial_): New data member.
3231 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3232 (Sized_dynobj::do_add_symbols): Track symbols when doing an
3234 (Sized_dynobj::do_for_all_local_got_entries): New function.
3235 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3237 * fileread.cc (get_mtime): New function.
3238 * fileread.h (get_mtime): New function.
3239 * gold.cc (queue_initial_tasks): Check for incremental update.
3240 (process_incremental_input): New function.
3241 (queue_middle_tasks): Don't force valid target for incremental
3243 * incremental-dump.cc (find_input_containing_global): Adjust
3244 size of symbol info entry.
3245 (dump_incremental_inputs): Dump argument serial number and
3246 in_system_directory flag; bias shndx by 1; print symbol names
3247 when dumping per-file symbol lists; use new symbol info readers.
3249 (Output_section_incremental_inputs:update_data_size): New function.
3250 (Sized_incremental_binary::setup_readers): Setup input readers
3251 for each input file; build maps for files added from libraries
3253 (Sized_incremental_binary::check_input_args): New function.
3254 (Sized_incremental_binary::do_check_inputs): Build map of argument
3255 serial numbers to input arguments.
3256 (Sized_incremental_binary::do_file_has_changed): Rename
3257 do_file_is_unchanged to this; compare file modification times.
3258 (Sized_incremental_binary::do_init_layout): New function.
3259 (Sized_incremental_binary::do_reserve_layout): New function.
3260 (Sized_incremental_binary::do_get_input_reader): Remove.
3261 (Sized_incremental_binary::get_symtab_view): New function.
3262 (Incremental_checker::can_incrementally_link_output_file): Remove.
3263 (Incremental_inputs::report_command_line): Exclude --debug options.
3264 (Incremental_inputs::report_archive_begin): Add parameter; track
3265 argument serial numbers; don't put input file entry for archive
3266 before archive members.
3267 (Incremental_inputs::report_archive_end): Put input file entry
3268 for archive after archive members.
3269 (Incremental_inputs::report_object): Add parameter; track argument
3270 serial numbers and in_system_directory flag.
3271 (Incremental_inputs::report_script): Add parameter; track argument
3273 (Output_section_incremental_inputs::set_final_data_size): Adjust
3274 size of symbol info entry; check for forwarding symbols.
3275 (Output_section_incremental_inputs::write_input_files): Write
3276 in_system_directory flag and argument serial number.
3277 (Output_section_incremental_inputs::write_info_blocks): Map section
3278 indices between incremental info and original input file; store
3279 input section index for each symbol.
3280 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3281 change operator() to visit().
3282 (class Global_got_offset_visitor): Likewise.
3283 (class Global_symbol_visitor_got_plt):
3284 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3286 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3287 (Sized_incr_relobj::do_read_symbols): New function.
3288 (Sized_incr_relobj::do_layout): New function.
3289 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3290 (Sized_incr_relobj::do_add_symbols): New function.
3291 (Sized_incr_relobj::do_should_include_member): New function.
3292 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3293 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3294 (Sized_incr_relobj::do_section_size): New function.
3295 (Sized_incr_relobj::do_section_name): New function.
3296 (Sized_incr_relobj::do_section_contents): New function.
3297 (Sized_incr_relobj::do_section_flags): New function.
3298 (Sized_incr_relobj::do_section_entsize): New function.
3299 (Sized_incr_relobj::do_section_address): New function.
3300 (Sized_incr_relobj::do_section_type): New function.
3301 (Sized_incr_relobj::do_section_link): New function.
3302 (Sized_incr_relobj::do_section_info): New function.
3303 (Sized_incr_relobj::do_section_addralign): New function.
3304 (Sized_incr_relobj::do_initialize_xindex): New function.
3305 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3306 (Sized_incr_relobj::do_read_relocs): New function.
3307 (Sized_incr_relobj::do_gc_process_relocs): New function.
3308 (Sized_incr_relobj::do_scan_relocs): New function.
3309 (Sized_incr_relobj::do_count_local_symbols): New function.
3310 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3311 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3312 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3313 (Sized_incr_relobj::do_relocate): New function.
3314 (Sized_incr_relobj::do_set_section_offset): New function.
3315 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3316 (Sized_incr_dynobj::do_read_symbols): New function.
3317 (Sized_incr_dynobj::do_layout): New function.
3318 (Sized_incr_dynobj::do_add_symbols): New function.
3319 (Sized_incr_dynobj::do_should_include_member): New function.
3320 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3321 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3322 (Sized_incr_dynobj::do_section_size): New function.
3323 (Sized_incr_dynobj::do_section_name): New function.
3324 (Sized_incr_dynobj::do_section_contents): New function.
3325 (Sized_incr_dynobj::do_section_flags): New function.
3326 (Sized_incr_dynobj::do_section_entsize): New function.
3327 (Sized_incr_dynobj::do_section_address): New function.
3328 (Sized_incr_dynobj::do_section_type): New function.
3329 (Sized_incr_dynobj::do_section_link): New function.
3330 (Sized_incr_dynobj::do_section_info): New function.
3331 (Sized_incr_dynobj::do_section_addralign): New function.
3332 (Sized_incr_dynobj::do_initialize_xindex): New function.
3333 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3334 (make_sized_incremental_object): New function.
3335 (Incremental_library::copy_unused_symbols): New function.
3336 (Incremental_library::do_for_all_unused_symbols): New function.
3337 * incremental.h (enum Incremental_input_flags): New type.
3338 (class Incremental_checker): Remove.
3339 (Incremental_input_entry::Incremental_input_entry): Add argument
3341 (Incremental_input_entry::arg_serial): New function.
3342 (Incremental_input_entry::set_is_in_system_directory): New function.
3343 (Incremental_input_entry::is_in_system_directory): New function.
3344 (Incremental_input_entry::arg_serial_): New data member.
3345 (Incremental_input_entry::is_in_system_directory_): New data member.
3346 (class Script_info): Move here from script.h.
3347 (Script_info::Script_info): Add filename parameter.
3348 (Script_info::filename): New function.
3349 (Script_info::filename_): New data member.
3350 (Incremental_script_entry::Incremental_script_entry): Add argument
3352 (Incremental_object_entry::Incremental_object_entry): Likewise.
3353 (Incremental_object_entry::add_input_section): Build list of input
3354 sections with map to original shndx.
3355 (Incremental_object_entry::get_input_section_index): New function.
3356 (Incremental_object_entry::shndx_): New data member.
3357 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3358 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3359 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3361 (Incremental_inputs::report_archive_begin): Likewise.
3362 (Incremental_inputs::report_object): Likewise.
3363 (Incremental_inputs::report_script): Likewise.
3364 (class Incremental_global_symbol_reader): New class.
3365 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3366 and store flags and input file type.
3367 (Incremental_input_entry_reader::arg_serial): New function.
3368 (Incremental_input_entry_reader::type): Extract type from flags.
3369 (Incremental_input_entry_reader::is_in_system_directory): New function.
3370 (Incremental_input_entry_reader::get_input_section_count): Call
3371 accessor function for type.
3372 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3373 function for type; adjust size of global symbol entry.
3374 (Incremental_input_entry_reader::get_global_symbol_count): Call
3375 accessor function for type.
3376 (Incremental_input_entry_reader::get_object_count): Likewise.
3377 (Incremental_input_entry_reader::get_object_offset): Likewise.
3378 (Incremental_input_entry_reader::get_member_count): Likewise.
3379 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3380 (Incremental_input_entry_reader::get_member_offset): Likewise.
3381 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3382 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3383 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3384 (Incremental_input_entry_reader::get_global_symbol_reader): New
3386 (Incremental_input_entry_reader::get_output_symbol_index): New
3388 (Incremental_input_entry_reader::type_): Remove.
3389 (Incremental_input_entry_reader::flags_): New data member.
3390 (Incremental_inputs_reader::input_file_offset): New function.
3391 (Incremental_inputs_reader::input_file_index): New function.
3392 (Incremental_inputs_reader::input_file): Call input_file_offset.
3393 (Incremental_inputs_reader::input_file_at_offset): New function.
3394 (Incremental_relocs_reader::get_r_type): Reformat.
3395 (Incremental_relocs_reader::get_r_shndx): Reformat.
3396 (Incremental_relocs_reader::get_r_offset): Reformat.
3397 (Incremental_relocs_reader::data): New function.
3398 (Incremental_binary::Incremental_binary): Initialize new data members.
3399 (Incremental_binary::check_inputs): Add cmdline parameter.
3400 (Incremental_binary::file_is_unchanged): Remove.
3401 (Input_reader::arg_serial): New function.
3402 (Input_reader::get_unused_symbol_count): New function.
3403 (Input_reader::get_unused_symbol): New function.
3404 (Input_reader::do_arg_serial): New function.
3405 (Input_reader::do_get_unused_symbol_count): New function.
3406 (Input_reader::do_get_unused_symbol): New function.
3407 (Incremental_binary::input_file_count): New function.
3408 (Incremental_binary::get_input_reader): Change signature to use
3409 index instead of filename.
3410 (Incremental_binary::file_has_changed): New function.
3411 (Incremental_binary::get_input_argument): New function.
3412 (Incremental_binary::get_library): New function.
3413 (Incremental_binary::get_script_info): New function.
3414 (Incremental_binary::init_layout): New function.
3415 (Incremental_binary::reserve_layout): New function.
3416 (Incremental_binary::output_file): New function.
3417 (Incremental_binary::do_check_inputs): New function.
3418 (Incremental_binary::do_file_is_unchanged): Remove.
3419 (Incremental_binary::do_file_has_changed): New function.
3420 (Incremental_binary::do_init_layout): New function.
3421 (Incremental_binary::do_reserve_layout): New function.
3422 (Incremental_binary::do_input_file_count): New function.
3423 (Incremental_binary::do_get_input_reader): Change signature.
3424 (Incremental_binary::input_args_map_): New data member.
3425 (Incremental_binary::library_map_): New data member.
3426 (Incremental_binary::script_map_): New data member.
3427 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3429 (Sized_incremental_binary::output_section): New function.
3430 (Sized_incremental_binary::inputs_reader): Add const.
3431 (Sized_incremental_binary::symtab_reader): Add const.
3432 (Sized_incremental_binary::relocs_reader): Add const.
3433 (Sized_incremental_binary::got_plt_reader): Add const.
3434 (Sized_incremental_binary::get_symtab_view): New function.
3435 (Sized_incremental_binary::Inputs_reader): New typedef.
3436 (Sized_incremental_binary::Input_entry_reader): New typedef.
3437 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3438 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3439 (Sized_incremental_binary::do_file_has_changed): New function.
3440 (Sized_incremental_binary::do_init_layout): New function.
3441 (Sized_incremental_binary::do_reserve_layout): New function.
3442 (Sized_input_reader::Inputs_reader): Remove.
3443 (Sized_input_reader::Input_entry_reader): Remove.
3444 (Sized_input_reader::do_arg_serial): New function.
3445 (Sized_input_reader::do_get_unused_symbol_count): New function.
3446 (Sized_input_reader::do_get_unused_symbol): New function.
3447 (Sized_incremental_binary::do_input_file_count): New function.
3448 (Sized_incremental_binary::do_get_input_reader): Change signature;
3449 use index instead of filename.
3450 (Sized_incremental_binary::section_map_): New data member.
3451 (Sized_incremental_binary::input_entry_readers_): New data member.
3452 (class Sized_incr_relobj): New class.
3453 (class Sized_incr_dynobj): New class.
3454 (make_sized_incremental_object): New function.
3455 (class Incremental_library): New class.
3456 * layout.cc (Free_list::num_lists): New static data member.
3457 (Free_list::num_nodes): New static data member.
3458 (Free_list::num_removes): New static data member.
3459 (Free_list::num_remove_visits): New static data member.
3460 (Free_list::num_allocates): New static data member.
3461 (Free_list::num_allocate_visits): New static data member.
3462 (Free_list::init): New function.
3463 (Free_list::remove): New function.
3464 (Free_list::allocate): New function.
3465 (Free_list::dump): New function.
3466 (Free_list::print_stats): New function.
3467 (Layout_task_runner::run): Resize output file for incremental updates.
3468 (Layout::Layout): Initialize new data members.
3469 (Layout::set_incremental_base): New function.
3470 (Layout::init_fixed_output_section): New function.
3471 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3472 incremental updates.
3473 (Layout::create_gold_note): Do not create gold note section for
3474 incremental updates.
3475 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3476 for incremental updates.
3477 (Layout::set_section_offsets): For incremental updates, allocate space
3479 (Layout::create_symtab_sections): Layout with offsets relative to
3480 start of section; for incremental updates, allocate space from free
3482 (Layout::create_shdrs): For incremental updates, allocate space from
3484 (Layout::finish_dynamic_section): For incremental updates, do not
3485 check --as-needed (fixed in subsequent patch).
3486 * layout.h (class Free_list): New class.
3487 (Layout::set_incremental_base): New function.
3488 (Layout::incremental_base): New function.
3489 (Layout::init_fixed_output_section): New function.
3490 (Layout::allocate): New function.
3491 (Layout::incremental_base_): New data member.
3492 (Layout::free_list_): New data member.
3493 * main.cc (main): Print Free_list statistics.
3494 * object.cc (Relobj::finalize_incremental_relocs): Add
3495 clear_counts parameter; clear counts only when clear_counts is set.
3496 (Sized_relobj::Sized_relobj): Initialize new base class.
3497 (Sized_relobj::do_layout): Don't report special sections.
3498 (Sized_relobj::do_for_all_local_got_entries): New function.
3499 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3500 symtab_off to all symbol table offsets.
3501 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3502 * object.h (class Got_offset_list): Move to top of file.
3503 (Object::Object): Allow case where input_file == NULL.
3504 (Object::~Object): Likewise.
3505 (Object::input_file): Assert that input_file != NULL.
3506 (Object::lock): Allow case where input_file == NULL.
3507 (Object::unlock): Likewise.
3508 (Object::is_locked): Likewise.
3509 (Object::token): Likewise.
3510 (Object::release): Likewise.
3511 (Object::is_incremental): New function.
3512 (Object::get_mtime): New function.
3513 (Object::for_all_local_got_entries): New function.
3514 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3515 (Object::set_is_in_system_directory): New function.
3516 (Object::is_in_system_directory): New function.
3517 (Object::do_is_incremental): New function.
3518 (Object::do_get_mtime): New function.
3519 (Object::do_for_all_local_got_entries): New function.
3520 (Object::is_in_system_directory_): New data member.
3521 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3522 (class Sized_relobj_base): New class.
3523 (class Sized_relobj): Derive from Sized_relobj_base.
3524 (class Sized_relobj::Symbols): Redeclare from base class.
3525 (class Sized_relobj::local_got_offset_list): Remove.
3526 (class Sized_relobj::Output_sections): Redeclare from base class.
3527 (class Sized_relobj::do_for_all_local_got_entries): New function.
3528 (class Sized_relobj::write_local_symbols): Add offset parameter.
3529 (class Sized_relobj::local_symbol_offset_): Update comment.
3530 (class Sized_relobj::local_dynsym_offset_): Update comment.
3531 * options.cc (Input_arguments::add_file): Remove const.
3532 * options.h (Input_file_argument::Input_file_argument):
3533 Initialize arg_serial_ (all constructors).
3534 (Input_file_argument::set_arg_serial): New function.
3535 (Input_file_argument::arg_serial): New function.
3536 (Input_file_argument::arg_serial_): New data member.
3537 (Input_arguments::Input_arguments): Initialize file_count_.
3538 (Input_arguments::add_file): Remove const.
3539 (Input_arguments::number_of_input_files): New function.
3540 (Input_arguments::file_count_): New data member.
3541 (Command_line::number_of_input_files): Call
3542 Input_arguments::number_of_input_files.
3543 * output.cc (Output_segment_headers::Output_segment_headers):
3545 (Output_section::Input_section::current_data_size): New function.
3546 (Output_section::Output_section): Initialize new data members.
3547 (Output_section::add_input_section): Don't do merge sections for
3548 an incremental link; allocate space from free list for an
3550 (Output_section::add_output_section_data): Allocate space from
3551 free list for an incremental update.
3552 (Output_section::update_data_size): New function.
3553 (Output_section::set_fixed_layout): New function.
3554 (Output_section::reserve): New function.
3555 (Output_segment::set_section_addresses): Remove const.
3556 (Output_segment::set_section_list_addresses): Remove const; allocate
3557 space from free list for an incremental update.
3558 (Output_segment::set_offset): Adjust size of RELRO segment for an
3560 * output.h (Output_data::current_data_size): Move here from
3562 (Output_data::pre_finalize_data_size): New function.
3563 (Output_data::update_data_size): New function.
3564 (Output_section_headers::update_data_size): new function.
3565 (Output_section_data_build::current_data_size): Move to Output_data.
3566 (Output_data_strtab::update_data_size): New function.
3567 (Output_section::current_data_size): Move to Output_data.
3568 (Output_section::set_fixed_layout): New function.
3569 (Output_section::has_fixed_layout): New function.
3570 (Output_section::reserve): New function.
3571 (Output_section::update_data_size): New function.
3572 (Output_section::has_fixed_layout_): New data member.
3573 (Output_section::free_list_): New data member.
3574 (Output_segment::set_section_addresses): Remove const.
3575 (Output_segment::set_section_list_addresses): Remove const.
3576 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
3578 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
3580 * readsyms.cc (Read_symbols::do_read_symbols): Add library
3581 parameter when calling Add_symbols constructor; store argument
3582 serial number for members of a lib group.
3583 (Add_symbols::locks): Allow case where token == NULL.
3584 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
3585 (Read_member::~Read_member): New function.
3586 (Read_member::is_runnable): New function.
3587 (Read_member::locks): New function.
3588 (Read_member::run): New function.
3589 (Check_script::~Check_script): New function.
3590 (Check_script::is_runnable): New function.
3591 (Check_script::locks): New function.
3592 (Check_script::run): New function.
3593 (Check_library::~Check_library): New function.
3594 (Check_library::is_runnable): New function.
3595 (Check_library::locks): New function.
3596 (Check_library::run): New function.
3597 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
3598 (Add_symbols::library_): New data member.
3599 (class Read_member): New class.
3600 (class Check_script): New class.
3601 (class Check_library): New class.
3602 * reloc.cc (Read_relocs::is_runnable): Allow case where
3604 (Read_relocs::locks): Likewise.
3605 (Scan_relocs::locks): Likewise.
3606 (Relocate_task::locks): Likewise.
3607 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
3609 (Sized_relobj::incremental_relocs_scan): Fix comment.
3610 (Sized_relobj::do_relocate): Pass output file offset to
3611 write_local_symbols.
3612 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
3613 from class declaration.
3614 * script.cc (read_input_script): Allocate Script_info; pass
3615 argument serial number to report_script.
3616 * script.h (class Script_info): Move to incremental.h.
3617 * symtab.cc (Symbol_table::add_from_incrobj): New function.
3618 * symtab.h (Symbol_table::add_from_incrobj): New function.
3619 (Symbol_table::set_file_offset): New function.
3621 2011-04-05 Cary Coutant <ccoutant@google.com>
3623 * incremental-dump.cc (dump_incremental_inputs): Change signature
3624 to take a Sized_incremental_binary; change caller. Use readers
3625 in Sized_incremental_binary.
3627 (Sized_incremental_binary::find_incremental_inputs_sections):
3628 Rename do_find_incremental_inputs_sections to this.
3629 (Sized_incremental_binary::setup_readers): New function.
3630 (Sized_incremental_binary::do_check_inputs): Check
3631 has_incremental_info_ flag; move setup code to setup_readers;
3633 (Sized_incremental_binary::do_file_is_unchanged): New function.
3634 (Sized_incremental_binary::do_get_input_reader): New function.
3635 * incremental.h (class Incremental_binary): Move to end of file.
3636 (Incremental_binary::file_is_unchanged): New function.
3637 (Incremental_binary::do_file_is_unchanged): New function.
3638 (Incremental_binary::Input_reader): New class.
3639 (Incremental_binary::get_input_reader): New function.
3640 (class Sized_incremental_binary): Move to end of file.
3641 (Sized_incremental_binary::Sized_incremental_binary): Setup the
3642 input section reader classes.
3643 (Sized_incremental_binary::has_incremental_info): New function.
3644 (Sized_incremental_binary::inputs_reader): New function.
3645 (Sized_incremental_binary::symtab_reader): New function.
3646 (Sized_incremental_binary::relocs_reader): New function.
3647 (Sized_incremental_binary::got_plt_reader): New function.
3648 (Sized_incremental_binary::do_file_is_unchanged): New function.
3649 (Sized_incremental_binary::Sized_input_reader): New class.
3650 (Sized_incremental_binary::get_input_reader): New function.
3651 (Sized_incremental_binary::find_incremental_inputs_sections):
3652 Rename do_find_incremental_inputs_sections to this.
3653 (Sized_incremental_binary::setup_readers): New function.
3654 (Sized_incremental_binary::has_incremental_info_): New data member.
3655 (Sized_incremental_binary::inputs_reader_): New data member.
3656 (Sized_incremental_binary::symtab_reader_): New data member.
3657 (Sized_incremental_binary::relocs_reader_): New data member.
3658 (Sized_incremental_binary::got_plt_reader_): New data member.
3659 (Sized_incremental_binary::current_input_file_): New data member.
3661 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
3664 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
3667 2011-03-30 Cary Coutant <ccoutant@google.com>
3669 * archive.cc (Archive::include_member): Adjust call to report_object.
3670 (Add_archive_symbols::run): Add script_info to call to
3671 report_archive_begin.
3672 (Lib_group::include_member): Adjust call to report_object.
3673 (Add_lib_group_symbols::run): Adjust call to report_object.
3674 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
3675 blocks. Add object count for script input files.
3676 * incremental.cc (Incremental_inputs::report_archive_begin): Add
3677 script_info parameter; change all callers.
3678 (Incremental_inputs::report_object): Add script_info parameter;
3680 (Incremental_inputs::report_script): Store backpointer to
3681 incremental info entry.
3682 (Output_section_incremental_inputs::set_final_data_size): Record
3683 additional information for scripts.
3684 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3685 * incremental.h (Incremental_script_entry::add_object): New function.
3686 (Incremental_script_entry::get_object_count): New function.
3687 (Incremental_script_entry::get_object): New function.
3688 (Incremental_script_entry::objects_): New data member; adjust
3690 (Incremental_inputs::report_archive_begin): Add script_info parameter.
3691 (Incremental_inputs::report_object): Add script_info parameter.
3692 (Incremental_inputs_reader::get_object_count): New function.
3693 (Incremental_inputs_reader::get_object_offset): New function.
3694 * options.cc (Input_arguments::add_file): Return reference to
3696 * options.h (Input_argument::set_script_info): New function.
3697 (Input_argument::script_info): New function.
3698 (Input_argument::script_info_): New data member; adjust all
3700 (Input_file_group::add_file): Return reference to new input argument.
3701 (Input_file_lib::add_file): Likewise.
3702 (Input_arguments::add_file): Likewise.
3703 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
3704 * script.cc (Parser_closure::Parser_closure): Add script_info
3705 parameter; adjust all callers.
3706 (Parser_closure::script_info): New function.
3707 (Parser_closure::script_info_): New data member.
3708 (read_input_script): Report scripts earlier to incremental info.
3709 (script_add_file): Set script_info in Input_argument.
3710 (script_add_library): Likewise.
3711 * script.h (Script_options::Script_info): Rewrite class.
3713 2011-03-29 Cary Coutant <ccoutant@google.com>
3715 * archive.cc (Library_base::should_include_member): Move
3716 method here from class Archive.
3717 (Archive::Archive): Initialize base class.
3718 (Archive::should_include_member): Move to base class.
3719 (Archive::do_for_all_unused_symbols): New function.
3720 (Add_archive_symbols::run): Remove redundant access to
3722 (Lib_group::Lib_group): Initialize base class.
3723 (Lib_group::do_filename): New function.
3724 (Lib_group::include_member): Pass pointer to Lib_group to
3726 (Lib_group::do_for_all_unused_symbols): New function.
3727 (Add_lib_group_symbols::run): Report archive information for
3729 * archive.h (class Library_base): New base class.
3730 (class Archive): Derive from Library_base.
3731 (Archive::filename): Move to base class.
3732 (Archive::set_incremental_info): Likewise.
3733 (Archive::incremental_info): Likewise.
3734 (Archive::Should_include): Likewise.
3735 (Archive::should_include_member): Likewise.
3736 (Archive::Armap_entry): Remove.
3737 (Archive::Unused_symbol_iterator): Remove.
3738 (Archive::unused_symbols_begin): Remove.
3739 (Archive::unused_symbols_end): Remove.
3740 (Archive::do_filename): New function.
3741 (Archive::do_get_mtime): New function.
3742 (Archive::do_for_all_unused_symbols): New function.
3743 (Archive::task_): Move to base class.
3744 (Archive::incremental_info_): Likewise.
3745 (class Lib_group): Derive from Library_base.
3746 (Lib_group::do_filename): New function.
3747 (Lib_group::do_get_mtime): New function.
3748 (Lib_group::do_for_all_unused_symbols): New function.
3749 (Lib_group::task_): Move to base class.
3750 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
3752 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
3754 * incremental.cc (Incremental_inputs::report_archive_begin):
3755 Use Library_base; call library's get_mtime; add incremental inputs
3756 entry before members.
3757 (class Unused_symbol_visitor): New class.
3758 (Incremental_inputs::report_archive_end): Use Library_base; use
3759 visitor class to record unused symbols; don't add incremental inputs
3760 entry after members.
3761 (Incremental_inputs::report_object): Use Library_base.
3763 (Incremental_archive_entry::Incremental_archive_entry): Remove
3764 unused Archive parameter.
3765 (Incremental_inputs::report_archive_begin): Use Library_base.
3766 (Incremental_inputs::report_archive_end): Likewise.
3767 (Incremental_inputs::report_object): Likewise.
3768 * object.cc (Sized_relobj::do_for_all_global_symbols): New
3770 * object.h (Object::for_all_global_symbols): New function.
3771 (Object::do_for_all_global_symbols): New function.
3772 (Sized_relobj::do_for_all_global_symbols): New function.
3773 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
3775 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
3778 2011-03-27 Ian Lance Taylor <iant@google.com>
3780 * archive.cc (Archive::interpret_header): Return -1 if something
3781 goes wrong. Change callers accordingly.
3783 2011-03-25 Cary Coutant <ccoutant@google.com>
3785 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
3786 * testsuite/Makefile.in: Regenerate.
3788 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
3790 * plugin.cc (get_view): New.
3791 (Plugin::load): Pass get_view to the plugin.
3792 (Plugin_manager::get_view): New.
3794 2011-03-21 Ian Lance Taylor <iant@google.com>
3796 * testsuite/final_layout.sh: Rewrite to not use dc.
3797 * testsuite/relro_test.sh: Fail if dc is not present.
3799 2011-03-21 Sriraman Tallam <tmsriram@google.com>
3801 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
3803 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
3804 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
3806 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
3807 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
3809 2011-03-14 Ian Lance Taylor <iant@google.com>
3811 * script-sections.cc (Sort_output_sections::script_compare):
3812 Rename from is_before, change return type.
3813 (Sort_output_sections::operator()): Adjust accordingly.
3815 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
3818 * testsuite/odr_violation2.cc: Add comment to make all error line
3819 numbers double digits.
3820 * testsuite/debug_msg.sh: Adjust expected errors.
3822 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
3824 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
3825 but mark earlier ones as non-canonical
3826 (offset_to_iterator): Update search target and example
3827 (do_addr2line): Return extra lines in a vector*
3828 (format_file_lineno): Extract from do_addr2line
3829 (one_addr2line): Add vector* out-param
3830 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
3831 when a lineno entry appeared last for its instruction
3832 (Dwarf_line_info): Add vector* out-param
3833 * object.cc (Relocate_info): Pass NULL for the vector* out-param
3834 * symtab.cc (Odr_violation_compare): Include the lineno in the
3836 (linenos_from_loc): New. Combine the canonical line for an
3837 address with its other lines.
3838 (True_if_intersect): New. Helper functor to make
3839 std::set_intersection a query.
3840 (detect_odr_violations): Compare sets of lines instead of just
3841 one line for each function. This became less deterministic, but
3842 has fewer false positives.
3843 * symtab.h: Declarations.
3844 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
3845 mix an optimized and non-optimized object in the same binary
3846 (odr_violation2.so): Same.
3847 * testsuite/Makefile.in: Regenerate from Makefile.am.
3848 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
3849 * testsuite/debug_msg.sh: Update line numbers and add
3851 * testsuite/odr_violation1.cc: Use OdrDerived, in a
3852 non-optimized context.
3853 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
3854 isn't inlined, and use OdrDerived in an optimized context.
3855 * testsuite/odr_header1.h: Defines OdrDerived, where
3856 optimization will change the
3857 first-instruction-in-the-destructor's file and line number.
3858 * testsuite/odr_header2.h: Defines OdrBase.
3860 2011-03-09 Ian Lance Taylor <iant@google.com>
3862 * fileread.cc (File_read::clear_views): Don't delete the whole
3865 2011-03-08 Ian Lance Taylor <iant@google.com>
3868 * fileread.cc: #include <climits>.
3869 (GOLD_IOV_MAX): Define.
3870 (File_read::read_multiple): Limit number of entries by iov_max.
3871 * fileread.h (class File_read): Always set max_readv_entries to
3874 2011-03-07 Ian Lance Taylor <iant@google.com>
3877 * options.h (class General_options): Add -dy and -dn.
3879 2011-03-02 Cary Coutant <ccoutant@google.com>
3881 * testsuite/script_test_9.t: Add TLS segment.
3883 2011-03-02 Simon Baldwin <simonb@google.com>
3885 * configure.ac: Add check for gnu_indirect_function support in
3886 the toolchain building binutils.
3887 * configure: Rebuild.
3889 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
3891 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
3892 plugin only symbols.
3893 (Symbol_table::sized_finalize_symbol) Mark symbol only present
3894 in plugin files as not needed in the symbol table.
3896 2011-02-11 Sriraman Tallam <tmsriram@google.com>
3898 * output.cc (Output_section::add_input_section): Delay fill
3899 generation for section ordering.
3901 2011-02-09 Ian Lance Taylor <iant@google.com>
3904 * object.h (class Sized_relobj): Remove clear_local_symbols.
3905 * reloc.cc (Sized_relobj::do_relocate): Don't call
3906 clear_local_symbols.
3908 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
3910 * plugin.cc (is_visible_from_outside): Return true for symbols
3913 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
3915 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
3918 2011-02-02 Sriraman Tallam <tmsriram@google.com>
3920 * icf.h (is_section_foldable_candidate): Change type of parameter
3922 * icf.cc (Icf::find_identical_sections): Change type of local variable
3923 section_name to be std::string.
3924 (is_function_ctor_or_dtor): Change type of parameter to std::string.
3926 2011-01-25 Ian Lance Taylor <iant@google.com>
3928 * script.cc (script_add_extern): Rewrite to use
3929 add_symbol_reference.
3931 2011-01-25 Doug Kwan <dougkwan@google.com>
3933 * icf.cc (get_section_contents): Always lock section's object.
3935 2011-01-24 Ian Lance Taylor <iant@google.com>
3937 * options.h (class General_options): Accept
3938 --no-detect-odr-violations.
3940 2011-01-24 Ian Lance Taylor <iant@google.com>
3942 * version.cc (version_string): Bump to 1.11.
3944 2011-01-24 Ian Lance Taylor <iant@google.com>
3946 * plugin.cc (class Plugin_rescan): Define new class.
3947 (Plugin_manager::claim_file): Set any_claimed_.
3948 (Plugin_manager::save_archive): New function.
3949 (Plugin_manager::save_input_group): New function.
3950 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
3952 (Plugin_manager::new_undefined_symbol): New function.
3953 (Plugin_manager::rescan): New function.
3954 (Plugin_manager::rescannable_defines): New function.
3955 (Plugin_manager::add_input_file): Set any_added_.
3956 * plugin.h (class Plugin_manager): define new fields rescannable_,
3957 undefined_symbols_, any_claimed_, and any_added_. Declare
3958 Plugin_rescan as friend. Declare new functions.
3959 (Plugin_manager::Rescannable): Define type.
3960 (Plugin_manager::Rescannable_list): Define type.
3961 (Plugin_manager::Undefined_symbol_list): Define type.
3962 (Plugin_manager::Plugin_manager): Initialize new fields.
3963 * archive.cc (Archive::defines_symbol): New function.
3964 (Add_archive_symbols::run): Pass archive to plugins if any.
3965 * archive.h (class Archive): Declare defines_symbol.
3966 * readsyms.cc (Input_group::~Input_group): New function.
3967 (Finish_group::run): Pass input_group to plugins if any.
3968 * readsyms.h (class Input_group): Declare destructor.
3969 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
3972 2011-01-10 Ian Lance Taylor <iant@google.com>
3974 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
3976 (Layout::set_segment_offsets): Reset increase_relro before calling
3977 set_section_addresses a second time.
3979 2011-01-04 Cary Coutant <ccoutant@google.com>
3981 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
3982 sections before NOBITS sections.
3984 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
3986 * version.cc (print_version): Update copyright to 2011.
3988 2010-12-23 Cary Coutant <ccoutant@google.com>
3990 * output.h (Output_data_reloc::add_output_section): Pass OD instead
3991 of OS to this->add. Add OD parameter to second form of the function.
3993 2010-12-20 Ian Lance Taylor <iant@google.com>
3995 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
3996 second of two consecutive entries with same offset.
3998 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4000 * testsuite/Makefile.am (ifuncmain2static_LDADD)
4001 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
4002 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
4003 to avoid unneeded links against $(LDADD).
4004 * testsuite/Makefile.in: Regenerate.
4006 2010-12-15 Ian Lance Taylor <iant@google.com>
4009 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
4010 for R_X86_64_32 and R_X86_64_PC32.
4011 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
4012 ver_matching_def_pic.o.
4013 (ver_matching_def_pic.o): New target.
4015 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4017 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
4018 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
4019 Move definition before File_read::View member definitions.
4020 (File_read::View::~View): Initialize and hold lock before
4021 updating current_mapped_bytes.
4023 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4025 * dwarf_reader.cc: Remove outdated comment.
4026 * gold-threads.cc: Fix typo in error message.
4027 * archive.cc: Fix typos in comments.
4028 * archive.h: Likewise.
4029 * arm-reloc-property.cc: Likewise.
4030 * arm-reloc-property.h: Likewise.
4031 * arm-reloc.def: Likewise.
4033 * attributes.h: Likewise.
4034 * cref.cc: Likewise.
4035 * ehframe.cc: Likewise.
4036 * fileread.h: Likewise.
4038 * i386.cc: Likewise.
4040 * incremental.h: Likewise.
4041 * int_encoding.cc: Likewise.
4042 * layout.h: Likewise.
4043 * main.cc: Likewise.
4044 * merge.h: Likewise.
4045 * object.cc: Likewise.
4046 * object.h: Likewise.
4047 * options.cc: Likewise.
4048 * readsyms.cc: Likewise.
4049 * reduced_debug_output.cc: Likewise.
4050 * reloc.cc: Likewise.
4051 * script-sections.cc: Likewise.
4052 * sparc.cc: Likewise.
4053 * symtab.h: Likewise.
4054 * target-reloc.h: Likewise.
4055 * target.cc: Likewise.
4056 * target.h: Likewise.
4057 * timer.cc: Likewise.
4058 * timer.h: Likewise.
4059 * x86_64.cc: Likewise.
4061 2010-12-09 Cary Coutant <ccoutant@google.com>
4063 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
4065 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
4066 parameter; change all callers.
4067 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
4068 * options.h (warn_execstack): New option.
4070 2010-12-07 Doug Kwan <dougkwan@google.com>
4072 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
4073 like function call relocations.
4075 2010-12-07 Ian Lance Taylor <iant@google.com>
4077 * archive.cc (Archive::get_elf_object_for_member): Permit
4078 punconfigured to be NULL.
4079 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
4080 (Archive::include_member): Pass NULL to get_elf_object_for_member
4081 if we searched for the archive and this is the first included
4084 2010-12-01 Ian Lance Taylor <iant@google.com>
4086 * dwarf_reader.h (class Sized_dwarf_line_info): Add
4087 track_relocs_type_ field.
4088 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4089 Set track_relocs_type_.
4090 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
4091 contents when using RELA relocs.
4092 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
4094 * reloc.cc (Track_relocs::next_addend): New function.
4095 * reloc.h (class Track_relocs): Declare next_addend.
4097 2010-12-01 Ian Lance Taylor <iant@google.com>
4099 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
4102 2010-12-01 Ian Lance Taylor <iant@google.com>
4104 * README: Update compilers known to work and fail.
4106 2010-11-23 Matthias Klose <doko@ubuntu.com>
4108 * configure.in: For --enable-gold, handle value `default' instead of
4109 `both*'. Always install ld as ld.bfd, install as ld if gold is
4111 * configure: Regenerate.
4113 2010-11-18 Doug Kwan <dougkwan@google.com>
4115 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4116 and right_alignment to be zero. Store result alignment only if it is
4117 greater than existing alignment.
4119 2010-11-16 Cary Coutant <ccoutant@google.com>
4122 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4123 Check for ".zdebug_line".
4125 2010-11-16 Doug Kwan <dougkwan@google.com>
4126 Cary Coutant <ccoutant@google.com>
4128 * output.h (Output_segment::set_section_addresses): Pass increase_relro
4129 by reference; adjust all callers.
4130 * output.cc (Output_segment::set_section_addresses): Adjust references
4131 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4133 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4134 end at page boundary.
4136 2010-11-16 Cary Coutant <ccoutant@google.com>
4139 * layout.cc (Layout::choose_output_section): Transform names of
4140 compressed sections even when using a script with a SECTIONS clause.
4141 (Layout::output_section_name): Remove code to transform
4142 compressed debug section names.
4143 * output.cc (Output_section::add_input_section): Use uncompressed
4144 section size when tracking input sections.
4146 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
4148 * symtab.h (Symbol::NON_PIC_REF): Remove.
4149 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4150 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
4151 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4152 (Symbol::use_plt_offset): Take a flags argument and pass it
4153 directly to needs_dynamic_reloc. Restrict check for undefined
4154 weak symbols to function calls.
4155 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4156 (Target_arm::Scan::global): Use it.
4157 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4158 (Target_arm::Relocate::relocate): Likewise.
4159 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4160 parameter with an r_type parameter. Use get_reference_flags
4162 (Target_arm::Relocate::relocate): Update accordingly.
4163 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4164 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4165 (Target_i386::Scan::global): Likewise.
4166 (Target_i386::Relocate::relocate): Likewise.
4167 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4168 parameter with an r_type parameter. Use get_reference_flags
4170 (Target_i386::Relocate::relocate): Update accordingly.
4171 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4172 (Target_powerpc::Scan::global): Use it.
4173 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4174 (Target_powerpc::Relocate::relocate): Likewise.
4175 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4176 (Target_sparc::Scan::global): Use it.
4177 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4178 (Target_sparc::Relocate::relocate): Likewise.
4179 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4180 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4181 (Target_x86_64::Scan::global): Likewise.
4182 (Target_x86_64::Relocate::relocate): Likewise.
4184 2010-11-08 Doug Kwan <dougkwan@google.com>
4185 Cary Coutant <ccoutant@google.com>
4187 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4188 (Arm_exidx_merge_section::section_contents_): New data member.
4189 (Arm_input_section::Arm_input_section): Initialize original_contents_.
4190 (Arm_input_section::~Arm_input_section): De-allocate memory.
4191 (Arm_input_section::original_contents_): New data member.
4192 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4193 in parameters instead of calling Object::section_contents without
4195 (Arm_output_section::group_section): New parameter TASK. Pass it
4196 to callees that need locking objects.
4197 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
4198 to lock EXIDX input sections. Fix a formatting issue. Call
4199 Arm_exidx_merged_section::build_contents to create merged section
4201 (Arm_output_section::create_stub_group): New parameter TASK. Use it
4202 to lock object of stub table owner.
4203 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4204 TEXT_SIZE to initialize data member TEXT_SIZE_.
4205 (Arm_exidx_input_section::addralign): Fix typo in comment.
4206 (Arm_exidx_input_section::text_size): New method.
4207 (Target_arm::do_relax): New parameter TASK. Pass it to callees
4208 that require locking objects. Lock objects before scanning for stubs
4209 and updating local symbols.
4210 (Arm_input_section<big_endian>::init): Copy contents of original
4212 (Arm_input_section<big_endian>::do_write): Use saved contents of
4213 original input section instead of calling Object::section_contents
4215 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4216 size without calling Object::section_size().
4217 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4218 for size. Allocate a buffer for merged EXIDX entries.
4219 (Arm_exidx_merged_section::build_contents): New method.
4220 (Arm_exidx_merged_section::do_write): Move merge section contents
4221 building code to Arm_exidx_merged_section::build_contetns. Write
4222 out contetns in buffer instead of building it on the fly.
4223 (Arm_relobj::make_exidx_input_section): Also pass text section size
4224 to Arm_exidx_input_section constructor.
4225 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
4226 (Arm_dynobj::do_read_symbols): Fix memory leak.
4227 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4228 * target.h: (class Task): Add forward declaration.
4229 (Target::relax): Add new parameter TASK and pass it to
4231 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
4233 2010-11-05 Cary Coutant <ccoutant@google.com>
4236 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4237 object when reading from the file.
4238 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4240 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4241 when reading section contents.
4242 (get_section_contents): Likewise.
4243 (icf::find_identical_sections): Likewise.
4244 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4245 object when reading from the file.
4246 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4247 the object when doing deferred section layout.
4249 2010-11-03 Nick Clifton <nickc@redhat.com>
4252 * script.h (class Symbol_assignment: name): New member. Returns
4253 the name of the symbol.
4254 * scrfipt.cc (Script_options::is_pending_assignment): New member.
4255 Returns true if the given symbol name is on the list of
4256 assignments wating to be processed.
4257 * archive.cc (should_incldue_member): If the symbol is undefined,
4258 check to see if it is on the list of symbols pending assignment.
4260 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
4262 * script-sections.cc (Script_sections::find_memory_region): Check
4263 for a NULL output section pointer.
4265 2010-10-29 Doug Kwan <dougkwan@google.com>
4267 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4268 Output_section::add_relaxed_input_section.
4269 * output.cc (Output_section::add_relaxed_input_section): Add new
4270 arguments LAYOUT and NAME. Set section order index.
4271 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4272 Copy section order index.
4273 * output.h (Output_section::add_relaxed_input_section): Add new
4274 arguments LAYOUT and NAME.
4276 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4278 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4279 NATIVE_OR_CROSS_LINKER.
4280 * testsuite/Makefile.in: Regenerate.
4282 2010-10-20 Doug Kwan <dougkwan@google.com>
4284 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4285 without SHF_LINK_ORDER flags.
4286 * layout.cc (Layout::choose_output_section): Do not filter
4287 SHF_LINK_ORDER flag in a relocatable link.
4289 2010-10-17 Cary Coutant <ccoutant@google.com>
4291 * output.h (Output_segment::set_section_addresses): Change function
4292 signature. Update all callers.
4293 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4295 (Output_segment::set_section_addresses): Align after last TLS
4296 section. Add padding before last relro section instead of after.
4298 2010-10-17 Doug Kwan <dougkwan@google.com>
4300 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4301 GOT output section to be writable.
4303 2010-10-14 Cary Coutant <ccoutant@google.com>
4305 * debug.h (DEBUG_INCREMENTAL): New flag.
4306 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4307 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4309 * incremental.cc (report_command_line): Ignore all forms of
4311 * layout.cc (Layout::Layout): Check parameters for incremental link
4313 * options.cc (General_options::parse_incremental): New function.
4314 (General_options::parse_no_incremental): New function.
4315 (General_options::parse_incremental_full): New function.
4316 (General_options::parse_incremental_update): New function.
4317 (General_options::incremental_mode_): New data member.
4318 (General_options::finalize): Check incremental_mode_.
4319 * options.h (General_options): Update help text for --incremental.
4320 Add --no-incremental, --incremental-full, --incremental-update.
4321 (General_options::Incremental_mode): New enum type.
4322 (General_options::incremental_mode): New function.
4323 (General_options::incremental_mode_): New data member.
4324 * parameters.cc (Parameters::incremental_mode_): New data member.
4325 (Parameters::set_options): Set incremental_mode_.
4326 (Parameters::set_incremental_full): New function.
4327 (Parameters::incremental): New function.
4328 (Parameters::incremental_update): New function.
4329 (set_parameters_incremental_full): New function.
4330 * parameters.h (Parameters::set_incremental_full): New function.
4331 (Parameters::incremental): New function.
4332 (Parameters::incremental_update): New function.
4333 (Parameters::incremental_mode_): New data member.
4334 (set_parameters_incremental_full): New function.
4335 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4336 incremental link mode.
4337 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4338 (Sized_relobj::do_relocate_sections): Likewise.
4339 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4341 * testsuite/Makefile.in: Regenerate.
4342 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4344 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4346 * script-sections.h (class Script_sections): Make
4347 Sections_elements typedef public.
4348 * script-sections.cc (class Sort_output_sections): Add elements_
4349 field. Add constructor which sets it; change all callers.
4350 (Sort_output_sections::is_before): New function.
4351 (Sort_output_sections::operator()): Call is_before.
4352 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4354 * testsuite/script_test_10.sh: New test. Test script section
4356 * testsuite/script_test_10.t: Likewise.
4357 * testsuite/script_test_10.s: Likewise.
4358 * testsuite/Makefile.am: Wrap the cross linker tests and the
4359 common tests into NATIVE_OR_CROSS_LINKER.
4360 (check_SCRIPTS): Add script_test_10.sh.
4361 (check_DATA): Add script_test_10.stdout.
4362 (script_test_10.o, script_test_10): New targets.
4363 (script_test_10.stdout): New target.
4364 * configure, testsuite/Makefile.in: Regenerate.
4366 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4368 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4369 error for the deprecated relocations.
4370 (Target_arm::Scan::global): Likewise.
4371 (Target_arm::Relocate::relocate): Likewise.
4373 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4375 * fileread.cc (Input_file::find_file): Initialize *found_name
4376 and *namep when using the fallback search for case 4.
4378 2010-10-11 Cary Coutant <ccoutant@google.com>
4380 * options.h (class General_options): Redefine -z lazy as an alias for
4381 the negation of -z now.
4383 2010-10-11 Ian Lance Taylor <iant@google.com>
4385 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4388 2010-10-06 Nick Clifton <nickc@redhat.com>
4390 * script-sections.cc(class Memory_region): Remove
4391 current_lma_offset_ field. Rename current_vma_offset_ to
4392 current_offset_. Add last_section_ field.
4393 (Memory_region::get_current_vma_address): Rename to
4394 get_current_address.
4395 (Memory_region::get_current_lma_address): Delete.
4396 (Memory_region::increment_vma_offset): Rename to
4398 (Memory_region::increment_lma_offset): Delete.
4399 (Memory_region::attributes_compatible): New method. Returns
4400 true if the provided section is compatible with the region.
4401 (Memory_region::get_last_section): New method. Returns the last
4402 section to use the region.
4403 (Memory_region::set_last_section): New method. Stores the last
4404 section to use the region.
4405 (Script_sections::block_in_region): New method. Returns true if
4406 a block of memory is contained within a region.
4407 (Script_sections::find_memory_region): New method. Locates a
4408 memory region to be used to set a VMA or LMA address.
4409 (Output_section_definition::set_section_addresses): Add code to
4410 check for addresses set by memory regions.
4411 (Output_segment::set_section_addresses): Remove memory region
4413 (Script_sections::create_segment): Add a warning if a header
4414 segment is created outside of any region.
4415 * script-sections.h (class Script_sections): Add prototypes for
4416 find_memory_region and block_in_region methods.
4417 * testsuite/memory_test.s: Use .long instead of .word.
4418 * testsuite/memory_test.t: Add some more output sections.
4419 * testsuite/memory_test.sh: Update expected output.
4421 2010-10-02 Doug Kwan <dougkwan@google.com>
4423 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4424 defintion to symtab.h
4425 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4426 declaration to defintion.
4428 2010-10-01 Nick Clifton <nickc@redhat.com>
4430 * expression.cc (eval): Replace dummy argument with NULL.
4431 (eval_maybe_dot): Check for a NULL result section pointer.
4432 (Symbol_expression::value): Likewise.
4433 (Dot_expression::value): Likewise.
4434 (BINARY_EXPRESSION): Likewise.
4435 (Max_expression::value): Likewise.
4436 (Min_expression::value): Likewise.
4437 (Absolute_expression::value): Likewise.
4438 (Addr_expression::value_from_output_section): Likewise.
4439 (Loaddddr_expression::value_from_output_section): Likewise.
4440 (Segment_start_expression::value): Likewise.
4441 * script-sections.cc
4442 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4444 (Sections_elememt_dot_assignment::set_section_addresses):
4446 (Output_data_expression::do_write_to_buffer): Likewise.
4447 (Output_section_definition::finalize_symbols): Likewise.
4448 (Output_section_definition::set_section_addresses): Likewise.
4450 2010-09-30 Doug Kwan <dougkwan@google.com>
4452 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4454 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4456 * target.h (Target::can_icf_inline_merge_sections): New virtual
4458 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4460 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4462 * icf.cc (get_section_contents): Inline merge sections only when
4465 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4467 * configure: Regenerate.
4469 2010-09-17 Ian Lance Taylor <iant@google.com>
4471 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4472 * testsuite/Makefile.am (memory_test.o): New target.
4473 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4475 * testsuite/Makefile.in: Rebuild.
4477 2010-09-17 Doug Kwan <dougkwan@google.com>
4479 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4480 defintion if relocation uses GOT entries of the symbol.
4481 * testsuite/icf_safe_test.sh: Fix test.
4482 * testsuite/icf_safe_so_test.sh: Fix test.
4484 2010-09-16 Cary Coutant <ccoutant@google.com>
4486 * script_sections.cc (class Memory_region): Remove "NULL" from
4487 vector initializations.
4489 2010-09-15 Cary Coutant <ccoutant@google.com>
4491 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4492 Resolve forwarding symbols.
4494 2010-09-15 Doug Kwan <dougkwan@google.com>
4496 * gold/testsuite/script_test_3.t: Add ARM special sections.
4497 * gold/testsuite/script_test_4.t: Same.
4498 * gold/testsuite/script_test_5.t: Same.
4499 * gold/testsuite/script_test_6.t: Same.
4500 * gold/testsuite/script_test_7.t: Same.
4501 * gold/testsuite/script_test_7.t: Same.
4502 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4504 2010-09-14 Cary Coutant <ccoutant@google.com>
4506 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4507 (Target_x86_64::Relocate::relocate_tls): Replace check for
4508 saw_tls_block_reloc_ with test for executable section.
4510 2010-09-12 Cary Coutant <ccoutant@google.com>
4512 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4513 position-independent executables to shared libraries need dynamic
4515 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4516 position-independent executables.
4517 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4518 * testsuite/Makefile.in: Regenerate.
4520 2010-09-10 Nick Clifton <nickc@redhat.com>
4523 * testsuite/memory_test.t: Discard any sections that are not
4526 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4529 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4530 "This::" to work around a bug in gcc 4.2.
4532 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4534 2010-09-09 Rafael Espindola <espindola@google.com>
4536 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4537 sections with different PF_X flags in the same segment.
4538 (Layout::find_first_load_seg): Search all segments to find the first
4540 * options.h (rosegment): New.
4542 2010-09-08 Rafael Espindola <espindola@google.com>
4544 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4546 2010-09-08 Doug Kwan <dougkwan@google.com>
4548 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4549 (Arm_relobj::do_relocate_sections): Add new parameter for output
4550 file to match the parent.
4551 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4552 of local symbols instead of input values. Update code to track
4553 changes in gold::relocate_section.
4554 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4555 (Sized_relobj::compute_final_local_value_internal): New methods.
4556 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4557 body into private version of Sized_relobj::compute_final_local_value.
4558 Call the inline method.
4559 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4560 merged symbol value if there is one.
4561 (Symbol_value::has_output_value): New method defintiion.
4562 (Sized_relobj::Compute_final_local_value_status): New enum type.
4563 (Sized_relobj::compute_final_local_value): New methods.
4564 (Sized_relobj::compute_final_local_value_internal): New methods.
4565 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4566 and arm_cortex_a8.sh.
4567 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
4568 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
4570 * Makefile.in: Regenerate.
4571 * testsuite/arm_bl_out_of_range.s: Update test.
4572 * testsuite/thumb_bl_out_of_range.s: Ditto.
4573 * testsuite/thumb_blx_out_of_range.s: Ditto.
4574 * testsuite/arm_branch_out_of_range.sh: New file.
4575 * testsuite/arm_cortex_a8.sh: Ditto.
4576 * testsuite/arm_cortex_a8_b.s: Ditto.
4577 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
4578 * testsuite/arm_cortex_a8_b_local.s: Ditto.
4579 * testsuite/arm_cortex_a8_bl.s: Ditto.
4580 * testsuite/arm_cortex_a8_blx.s: Ditto.
4581 * testsuite/arm_cortex_a8_local.s: Ditto.
4582 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
4583 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
4585 2010-09-08 Rafael Espindola <espindola@google.com>
4587 * Makefile.am (memory_test.stdout): Run readelf with -W.
4588 * Makefile.in: Regenerate.
4589 * testsuite/memory_test.sh: Make the regexps accept both 32 and
4592 2010-09-08 Rafael Espindola <espindola@google.com>
4594 * script-sections.cc (Script_sections::add_memory_region): Convert
4595 field precision to int.
4596 * script.cc (script_set_section_region, script_set_section_region):
4597 Convert field precision to int.
4599 2010-09-08 Rafael Espindola <espindola@google.com>
4601 * arm.cc (do_finalize_sections): Create the __exidx_start and
4602 __exdix_end symbols even when the section is missing.
4604 2010-09-08 Nick Clifton <nickc@redhat.com>
4606 * README: Remove claim that MEMORY is not supported.
4607 * expression.cc (script_exp_function_origin)
4608 (script_exp_function_length): Move from here to ...
4609 * script.cc: ... here.
4610 (script_set_section_region, script_add_memory)
4611 (script_parse_memory_attr, script_include_directive): New
4613 * script-sections.cc
4614 (class Memory_region): New class.
4615 (class Output_section_definition): Add set_memory_region,
4616 set_section_vma, set_section_lma and get_section_name methods.
4617 (class Script_Sections): Add add_memory_region,
4618 find_memory_region, find_memory_region_origin,
4619 find_memory_region_length and set_memory_region methods.
4620 Have set_section_addresses method walk the list of set memory
4622 Extend the print methos to display memory regions.
4623 * script-sections.h: Add prototypes for new methods.
4624 Add enum for MEMORY region attributes.
4625 * yyscript.y: Add support for parsing MEMORY regions.
4626 * script-c.h: Add prototypes for new functions.
4627 * testsuite/Makefile.am: Add test of MEMORY region functionality.
4628 * testsuite/Makefile.in: Regenerate.
4629 * testsuite/memory_test.sh: New script.
4630 * testsuite/memory_test.s: New assembler source file.
4631 * testsuite/memory_test.t: New linker script.
4633 2010-08-27 Doug Kwan <dougkwan@google.com>
4635 * gold/resolve.cc (Symbol_table::should_override): Let a weak
4636 reference override an existing dynamic weak reference.
4637 * testsuite/Makefile.am: Add new test dyn_weak_ref.
4638 * testsuite/Makefile.in: Regenerate.
4639 * testsuite/dyn_weak_ref.sh: New file.
4640 * testsuite/dyn_weak_ref_1.c: Ditto.
4641 * testsuite/dyn_weak_ref_2.c: Ditto.
4643 2010-08-27 Ian Lance Taylor <iant@google.com>
4645 * incremental.h (class Incremental_input_entry): Add virtual
4648 2010-08-27 Ian Lance Taylor <iant@google.com>
4650 * testsuite/start_lib_test_3.c: Mark t3 as used.
4652 2010-08-27 Nick Clifton <nickc@redhat.com>
4654 * options.cc (version_script): Fix small typo in previous
4657 2010-08-25 Nick Clifton <nickc@redhat.com>
4659 * archive.cc: Formatting fixes: Remove whitespace between
4660 typename and following asterisk. Remove whitespace between
4661 function name and opening parenthesis.
4662 * archive.h: Likewise.
4664 * attributes.cc: Likewise.
4665 * attributes.h: Likewise.
4666 * common.cc: Likewise.
4667 * copy-relocs.cc: Likewise.
4668 * dirsearch.h: Likewise.
4669 * dynobj.cc: Likewise.
4670 * ehframe.cc: Likewise.
4671 * ehframe.h: Likewise.
4672 * expression.cc: Likewise.
4673 * fileread.cc: Likewise.
4674 * fileread.h: Likewise.
4676 * gold-threads.cc: Likewise.
4677 * gold.cc: Likewise.
4678 * i386.cc: Likewise.
4680 * incremental-dump.cc: Likewise.
4681 * incremental.cc: Likewise.
4682 * layout.cc: Likewise.
4683 * layout.h: Likewise.
4684 * main.cc: Likewise.
4685 * merge.cc: Likewise.
4686 * merge.h: Likewise.
4687 * object.cc: Likewise.
4688 * object.h: Likewise.
4689 * options.cc: Likewise.
4690 * options.h: Likewise.
4691 * output.cc: Likewise.
4692 * output.h: Likewise.
4693 * plugin.cc: Likewise.
4694 * plugin.h: Likewise.
4695 * powerpc.cc: Likewise.
4696 * reloc.cc: Likewise.
4697 * script-c.h: Likewise.
4698 * script-sections.cc: Likewise.
4699 * script.cc: Likewise.
4700 * stringpool.cc: Likewise.
4701 * symtab.cc: Likewise.
4702 * symtab.h: Likewise.
4703 * target.cc: Likewise.
4704 * timer.cc: Likewise.
4705 * timer.h: Likewise.
4706 * version.cc: Likewise.
4707 * x86_64.cc: Likewise.
4709 2010-08-24 Nick Clifton <nickc@redhat.com>
4712 * layout.cc (segment_precedes): Sort segments by their physical
4713 addresses, if they have been set.
4715 2010-08-23 Cary Coutant <ccoutant@google.com>
4717 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
4719 (Lib_group::include_member): Unlock object after deleting its
4721 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
4724 2010-08-19 Neil Vachharajani <nvachhar@google.com>
4725 Cary Coutant <ccoutant@google.com>
4727 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
4728 constructor, and set_blocker.
4729 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
4731 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
4732 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
4733 * testsuite/Makefile.am (start_lib_test): New test case.
4734 * testsuite/Makefile.in: Regenerate.
4735 * testsuite/start_lib_test_main.c: New file.
4736 * testsuite/start_lib_test_1.c: New file.
4737 * testsuite/start_lib_test_2.c: New file.
4738 * testsuite/start_lib_test_3.c: New file.
4740 2010-08-19 Ian Lance Taylor <iant@google.com>
4742 * Makefile.in: Rebuild with automake 1.11.1.
4743 * aclocal.m4: Likewise.
4744 * testsuite/Makefile.in: Likewise.
4746 2010-08-19 Ian Lance Taylor <iant@google.com>
4749 * i386.cc (class Output_data_plt_i386): Update declarations.
4750 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
4751 local_ifuncs_ fields.
4752 (Target_i386::do_plt_section_for_global): New function.
4753 (Target_i386::do_plt_section_for_local): New function.
4754 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
4755 parameter; change all callers. Initialize global_ifuncs_ and
4756 local_ifuncs_. If doing a static link define __rel_iplt_start and
4758 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
4759 (Output_data_plt_i386::add_local_ifunc_entry): New function.
4760 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
4762 (Target_i386::make_plt_section): New function, broken out of
4763 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
4764 (Target_i386::make_plt_entry): Call make_plt_section.
4765 (Target_i386::make_local_ifunc_plt_entry): New function.
4766 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
4767 (Target_i386::Scan::local): Handle IFUNC symbols. Add
4768 R_386_IRELATIVE to switch.
4769 (Target_i386::Scan::global): Likewise.
4770 (Target_i386::Relocate::relocate): Likewise.
4771 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
4773 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
4774 (Target_x86_64::do_plt_section_for_global): New function.
4775 (Target_x86_64::do_plt_section_for_local): New function.
4776 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
4777 parameter; change all callers. If doing a static link define
4778 __rela_iplt_start and __rela_iplt_end.
4779 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
4780 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
4781 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
4783 (Target_x86_64::make_local_ifunc_plt_entry): New function.
4784 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
4786 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
4787 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
4788 R_X86_64_IRELATIVE to switch.
4789 (Target_x86_64::Scan::global): Likewise.
4790 (Target_x86_64::Relocate::relocate): Likewise.
4791 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
4793 * target.h (class Target): Add plt_section_for_global and
4794 plt_section_for_local functions. Add do_plt_section_for_global
4795 and do_plt_section_for_local virtual functions.
4796 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
4797 clarifying comments.
4798 (Symbol::use_plt_offset): Handle IFUNC symbol.
4799 * object.cc (Sized_relobj::Sized_relobj): Initialize
4801 (Sized_relobj::local_has_plt_offset): New function.
4802 (Sized_relobj::local_plt_offset): New function.
4803 (Sized_relobj::set_local_plt_offset): New function.
4804 (Sized_relobj::do_count): Handle IFUNC symbol.
4805 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
4806 a bit away from input_shndx_ field. Add set_is_func_symbol and
4807 is_ifunc_symbol functions.
4808 (class Sized_relobj): Update declarations. Remove Tls_got_entry
4809 and Local_tls_got_offsets. Define Local_plt_offsets. Add
4810 local_plt_offsets_ field.
4811 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
4812 * output.h (class Output_section_data): Add non-const
4813 output_section function.
4814 (class Output_data_got): Update declarations.
4815 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
4816 Add use_plt_offset parameter to global and local constructors.
4817 Change all callers. Change local_sym_index_ field to 31 bits.
4818 Change GSYM_CODE and CONSTANT_CODE accordingly.
4819 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
4820 doing a static link don't set sh_link field.
4821 (Output_data_got::Got_entry::write): Use PLT offset if
4823 (Output_data_got::add_global_plt): New function.
4824 (Output_data_got::add_local_plt): New function.
4825 * target-reloc.h (relocate_section): Handle IFUNC symbol.
4826 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
4827 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
4828 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
4829 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
4831 * testsuite/ifunc-sel.h: New file.
4832 * testsuite/ifuncmain1.c: New file.
4833 * testsuite/ifuncmain1vis.c: New file.
4834 * testsuite/ifuncmod1.c: New file.
4835 * testsuite/ifuncdep2.c: New file.
4836 * testsuite/ifuncmain2.c: New file.
4837 * testsuite/ifuncmain3.c: New file.
4838 * testsuite/ifuncmod3.c: New file.
4839 * testsuite/ifuncmain4.c: New file.
4840 * testsuite/ifuncmain5.c: New file.
4841 * testsuite/ifuncmod5.c: New file.
4842 * testsuite/ifuncmain6pie.c: New file.
4843 * testsuite/ifuncmod6.c: New file.
4844 * testsuite/ifuncmain7.c: New file.
4845 * configure, testsuite/Makefile.in: Rebuild.
4847 2010-08-18 Ian Lance Taylor <iant@google.com>
4850 (Output_section_incremental_inputs::write_input_files): Add cast
4851 to avoid signed/unsigned comparison warning.
4852 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4854 2010-08-12 Cary Coutant <ccoutant@google.com>
4856 * common.cc (Sort_commons::operator()): Remove unnecessary code.
4858 2010-08-13 Ian Lance Taylor <iant@google.com>
4860 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
4862 2010-08-12 Cary Coutant <ccoutant@google.com>
4863 Doug Kwan <dougkwan@google.com>
4865 * resolve.cc (Symbol_table::should_override): When a weak dynamic
4866 defintion overrides non-weak undef, remember that the original undef
4868 * symtab.cc (Symbol_table::sized_write_global): For undef without
4869 an original weak binding, set binding to global in output.
4870 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
4871 * testsuite/Makefile.in: Regenerate.
4872 * testsuite/strong_ref_weak_def.sh: New file.
4873 * testsuite/strong_ref_weak_def_1.c: Ditto.
4874 * testsuite/strong_ref_weak_def_2.c: Ditto.
4876 2010-08-12 Cary Coutant <ccoutant@google.com>
4878 * testsuite/incremental_test.sh: Rewrite.
4879 * testsuite/incremental_test_1.c: Rewrite.
4880 * testsuite/incremental_test_2.c: Rewrite.
4882 2010-08-12 Cary Coutant <ccoutant@google.com>
4884 * arm.cc (Target_arm::got_size): Add const.
4885 (Target_arm::got_entry_count): New function.
4886 (Target_arm::plt_entry_count): New function.
4887 (Target_arm::first_plt_entry_offset): New function.
4888 (Target_arm::plt_entry_size): New function.
4889 (Output_data_plt_arm::entry_count): New function.
4890 (Output_data_plt_arm::first_plt_entry_offset): New function.
4891 (Output_data_plt_arm::get_plt_entry_size): New function.
4892 * i386.cc (Target_i386::got_size): Add const.
4893 (Target_i386::got_entry_count): New function.
4894 (Target_i386::plt_entry_count): New function.
4895 (Target_i386::first_plt_entry_offset): New function.
4896 (Target_i386::plt_entry_size): New function.
4897 (Output_data_plt_i386::entry_count): New function.
4898 (Output_data_plt_i386::first_plt_entry_offset): New function.
4899 (Output_data_plt_i386::get_plt_entry_size): New function.
4900 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
4901 find_incremental_inputs_sections. Dump incremental_got_plt section.
4902 * incremental.cc: Include target.h.
4903 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
4904 parameter. Adjust all callers. Find incremental_got_plt section.
4905 (Incremental_inputs::create_data_sections): Create incremental_got_plt
4907 (Output_section_incremental_inputs::set_final_data_size): Calculate
4908 size of incremental_got_plt section.
4909 (Output_section_incremental_inputs::do_write): Write the
4910 incremental_got_plt section.
4911 (Got_plt_view_info): New struct.
4912 (Local_got_offset_visitor): New class.
4913 (Global_got_offset_visitor): New class.
4914 (Global_symbol_visitor_got_plt): New class.
4915 (Output_section_incremental_inputs::write_got_plt): New function.
4916 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
4917 Add parameter. Adjust all callers.
4918 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4919 (Incremental_inputs::got_plt_section): New function.
4920 (Incremental_inputs::got_plt_section_): New data member.
4921 (Incremental_got_plt_reader): New class.
4922 * layout.cc (Layout::create_incremental_info_sections): Add the
4923 incremental_got_plt section.
4924 * object.h (Got_offset_list::get_list): New function.
4925 (Got offset_list::for_all_got_offsets): New function.
4926 (Sized_relobj::local_got_offset_list): New function.
4927 * powerpc.cc (Target_powerpc::got_size): Add const.
4928 (Target_powerpc::got_entry_count): New function.
4929 (Target_powerpc::plt_entry_count): New function.
4930 (Target_powerpc::first_plt_entry_offset): New function.
4931 (Target_powerpc::plt_entry_size): New function.
4932 (Output_data_plt_powerpc::entry_count): New function.
4933 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
4934 (Output_data_plt_powerpc::get_plt_entry_size): New function.
4935 * sparc.cc (Target_sparc::got_size): Add const.
4936 (Target_sparc::got_entry_count): New function.
4937 (Target_sparc::plt_entry_count): New function.
4938 (Target_sparc::first_plt_entry_offset): New function.
4939 (Target_sparc::plt_entry_size): New function.
4940 (Output_data_plt_sparc::entry_count): New function.
4941 (Output_data_plt_sparc::first_plt_entry_offset): New function.
4942 (Output_data_plt_sparc::get_plt_entry_size): New function.
4943 * symtab.h (Symbol::got_offset_list): New function.
4944 (Symbol_table::for_all_symbols): New function.
4945 * target.h (Sized_target::got_entry_count): New function.
4946 (Sized_target::plt_entry_count): New function.
4947 (Sized_target::plt_entry_size): New function.
4948 * x86_64.cc (Target_x86_64::got_size): Add const.
4949 (Target_x86_64::got_entry_count): New function.
4950 (Target_x86_64::plt_entry_count): New function.
4951 (Target_x86_64::first_plt_entry_offset): New function.
4952 (Target_x86_64::plt_entry_size): New function.
4953 (Output_data_plt_x86_64::entry_count): New function.
4954 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
4955 (Output_data_plt_x86_64::get_plt_entry_size): New function.
4957 2010-08-12 Cary Coutant <ccoutant@google.com>
4959 * archive.cc: Include incremental.h.
4960 (Archive::Archive): Initialize incremental_info_.
4961 (Archive::include_member): Record archive members in incremental info.
4962 (Add_archive_symbols::run): Record begin and end of an archive in
4964 (Lib_group::include_member): Record objects in incremental info.
4965 * archive.h (Incremental_archive_entry): Forward declaration.
4966 (Archive::set_incremental_info): New member function.
4967 (Archive::incremental_info): New member function.
4968 (Archive::Unused_symbol_iterator): New class.
4969 (Archive::unused_symbols_begin): New member function.
4970 (Archive::unused_symbols_end): New member function.
4971 (Archive::incremental_info_): New data member.
4972 * incremental-dump.cc (find_input_containing_global): New function.
4973 (dump_incremental_inputs): Dump new incremental info sections.
4974 * incremental.cc: Include symtab.h.
4975 (Output_section_incremental_inputs): New class.
4976 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
4977 new incremental info sections.
4978 (Sized_incremental_binary::do_check_inputs): Likewise.
4979 (Incremental_inputs::report_archive): Remove.
4980 (Incremental_inputs::report_archive_begin): New function.
4981 (Incremental_inputs::report_archive_end): New function.
4982 (Incremental_inputs::report_object): New function.
4983 (Incremental_inputs::finalize_inputs): Remove.
4984 (Incremental_inputs::report_input_section): New function.
4985 (Incremental_inputs::report_script): Rewrite.
4986 (Incremental_inputs::finalize): Do nothing but finalize string table.
4987 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4988 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4989 (Incremental_inputs::create_data_sections): New function.
4990 (Incremental_inputs::relocs_entsize): New function.
4991 (Output_section_incremental_inputs::set_final_data_size): New function.
4992 (Output_section_incremental_inputs::do_write): New function.
4993 (Output_section_incremental_inputs::write_header): New function.
4994 (Output_section_incremental_inputs::write_input_files): New function.
4995 (Output_section_incremental_inputs::write_info_blocks): New function.
4996 (Output_section_incremental_inputs::write_symtab): New function.
4997 * incremental.h (Incremental_script_entry): Forward declaration.
4998 (Incremental_object_entry): Forward declaration.
4999 (Incremental_archive_entry): Forward declaration.
5000 (Incremental_inputs): Forward declaration.
5001 (Incremental_inputs_header_data): Remove.
5002 (Incremental_inputs_header): Remove.
5003 (Incremental_inputs_header_write): Remove.
5004 (Incremental_inputs_entry_data): Remove.
5005 (Incremental_inputs_entry): Remove.
5006 (Incremental_inputs_entry_write): Remove.
5007 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
5008 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
5009 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5010 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
5012 (Incremental_input_entry): New class.
5013 (Incremental_script_entry): New class.
5014 (Incremental_object_entry): New class.
5015 (Incremental_archive_entry): New class.
5016 (Incremental_inputs::Incremental_inputs): Initialize new data members.
5017 (Incremental_inputs::report_inputs): Remove.
5018 (Incremental_inputs::report_archive): Remove.
5019 (Incremental_inputs::report_archive_begin): New function.
5020 (Incremental_inputs::report_archive_end): New function.
5021 (Incremental_inputs::report_object): Change prototype.
5022 (Incremental_inputs::report_input_section): New function.
5023 (Incremental_inputs::report_script): Change prototype.
5024 (Incremental_inputs::get_reloc_count): New function.
5025 (Incremental_inputs::set_reloc_count): New function.
5026 (Incremental_inputs::create_data_sections): New function.
5027 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5028 (Incremental_inputs::inputs_section): New function.
5029 (Incremental_inputs::symtab_section): New function.
5030 (Incremental_inputs::relocs_section): New function.
5031 (Incremental_inputs::get_stringpool): Add const.
5032 (Incremental_inputs::command_line): Add const.
5033 (Incremental_inputs::inputs): Remove.
5034 (Incremental_inputs::command_line_key): New function.
5035 (Incremental_inputs::input_file_count): New function.
5036 (Incremental_inputs::input_files): New function.
5037 (Incremental_inputs::relocs_entsize): New function.
5038 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5039 (Incremental_inputs::finalize_inputs): Remove.
5040 (Incremental_inputs::Input_info): Remove.
5041 (Incremental_inputs::lock_): Remove.
5042 (Incremental_inputs::inputs_): Change type.
5043 (Incremental_inputs::inputs_map_): Remove.
5044 (Incremental_inputs::current_object_entry_): New data member.
5045 (Incremental_inputs::inputs_section_): New data member.
5046 (Incremental_inputs::symtab_section_): New data member.
5047 (Incremental_inputs::relocs_section_): New data member.
5048 (Incremental_inputs::reloc_count_): New data member.
5049 (Incremental_inputs_reader): New class.
5050 (Incremental_symtab_reader): New class.
5051 (Incremental_relocs_reader): New class.
5052 * layout.cc (Layout::finalize): Move finalization of incremental info
5053 and creation of incremental info sections to follow finalization of
5054 symbol table. Set offsets for postprocessing sections.
5055 (Layout::create_incremental_info_sections): Call
5056 Incremental_inputs::create_data_sections. Add incremental symtab
5057 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
5058 sections to layout after input sections.
5059 * layout.h (struct Timespec): Forward declaration.
5060 (Layout::incremental_inputs): Add const.
5061 (Layout::create_incremental_info_sections): Add parameter.
5062 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
5063 * object.cc: Include incremental.h.
5064 (Relobj::finalize_incremental_relocs): New function.
5065 (Sized_relobj::do_layout): Record input sections in incremental info.
5066 * object.h (Object::output_section): New function.
5067 (Object::output_section_offset): Moved from Relobj.
5068 (Object::get_incremental_reloc_base): New function.
5069 (Object::get_incremental_reloc_count): New function.
5070 (Object::do_output_section): New function.
5071 (Object::do_output_section_offset): Moved from Relobj.
5072 (Object::do_get_incremental_reloc_base): New function.
5073 (Object::do_get_incremental_reloc_count): New function.
5074 (Object::Object): Initialize new data members.
5075 (Relobj::output_section): Renamed do_output_section and moved to
5077 (Relobj::output_section_offset): Moved to Object.
5078 (Relobj::do_get_incremental_reloc_base): New function.
5079 (Relobj::do_get_incremental_reloc_count): New function.
5080 (Relobj::allocate_incremental_reloc_counts): New function.
5081 (Relobj::count_incremental_reloc): New function.
5082 (Relobj::finalize_incremental_relocs): New function.
5083 (Relobj::next_incremental_reloc_index): New function.
5084 (Relobj::reloc_counts_): New data member.
5085 (Relobj::reloc_bases_): New data member.
5086 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
5087 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
5088 (Sized_relobj::incremental_relocs_scan): New function.
5089 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5090 (Sized_relobj::incremental_relocs_write): New function.
5091 (Sized_relobj::incremental_relocs_write_reltype): New function.
5092 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
5094 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
5095 archives and object files elsewhere.
5096 (Add_symbols::run): Report object files here.
5097 (Finish_group::run): Report end of archive at end of group.
5098 * reloc.cc: Include layout.h, incremental.h.
5099 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
5100 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
5101 (Sized_relobj::incremental_relocs_scan): New function.
5102 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5103 (Sized_relobj::do_relocate_sections): Write incremental relocations.
5104 (Sized_relobj::incremental_relocs_write): New function.
5105 (Sized_relobj::incremental_relocs_write_reltype): New function.
5106 * script.cc (read_input_script): Rewrite test for incremental link.
5107 Change call to Incremental_inputs::report_script.
5108 * symtab.h (Symbol_table::first_global_index): New function.
5109 (Symbol_table::output_count): New function.
5111 2010-08-12 Doug Kwan <dougkwan@google.com>
5113 * arm.cc (Target_arm::merge_object_attributes): Check command line
5114 options --no-wchar-size-warning and --no-enum-size-warning.
5115 * options.h (General_options): Add ld-compatible options
5116 --no-enum-size-warning and --no-wchar-size-warning.
5118 2010-08-04 Ian Lance Taylor <iant@google.com>
5120 * x86_64.cc (Target_x86_64::Scan::local): Use
5121 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
5122 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5123 (Target_x86_64::Scan::global): Likewise.
5124 (Target_x86_64::Relocate::relocate): Likewise.
5125 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5128 2010-08-03 Cary Coutant <ccoutant@google.com>
5130 * merge.cc (Output_merge_string::do_add_input_section): Count strings
5131 to reserve space in merged_strings vector. Keep total input size
5133 (Output_merge_string::do_print_merge_stats): Print total input size.
5134 * merge.h (Output_merge_string): Add input_size_ field.
5135 * stringpool.cc (Stringpool_template::string_length): Move
5136 implementations out of Stringpool_template class and place in
5138 * stringpool.h (string_length): Move out of Stringpool_template.
5140 2010-08-03 Ian Lance Taylor <iant@google.com>
5143 * layout.cc (relaxation_loop_body): If address of load segment is
5144 set, adjust address to include headers if possible.
5146 2010-08-03 Ian Lance Taylor <iant@google.com>
5148 * version.cc (version_string): Bump to 1.10.
5150 2010-08-03 Ian Lance Taylor <iant@google.com>
5153 * layout.h (enum Output_section_order): Define.
5154 (class Layout): Update declarations.
5155 * layout.cc (Layout::get_output_section): Add order parameter.
5156 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5157 is_first_non_relro parameters. Change all callers.
5158 (Layout::choose_output_section): Likewise.
5159 (Layout::add_output_section_data): Likewise.
5160 (Layout::make_output_section): Likewise. Set order.
5161 (Layout::default_section_order): New function.
5162 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5163 * output.cc (Output_section::Output_section): Initialize order_.
5164 Don't initialize deleted fields.
5165 (Output_segment::Output_segment): Don't initialize deleted
5167 (Output_segment::add_output_section_to_load): New function
5168 replacing add_output_section. Change all callers to call this or
5169 add_output_section_to_nonload.
5170 (Output_segment::add_output_section_to_nonload): New function.
5171 (Output_segment::remove_output_section): Rewrite.
5172 (Output_segment::add_initial_output_data): Likewise.
5173 (Output_segment::has_any_data_sections): Likewise.
5174 (Output_segment::is_first_section_relro): Likewise.
5175 (Output_segment::maximum_alignment): Likewise.
5176 (Output_segment::has_dynamic_reloc): New function replacing
5177 dynamic_reloc_count. Change all callers.
5178 (Output_segment::has_dynamic_reloc_list): New function replacing
5179 dynamic_reloc_count_list. Change all callers.
5180 (Output_segment::set_section_addresses): Rewrite.
5181 (Output_segment::set_offset): Rewrite.
5182 (Output_segment::find_first_and_last_list): Remove.
5183 (Output_segment::set_tls_offsets): Rewrite.
5184 (Output_segment::first_section_load_address): Likewise.
5185 (Output_segment::output_section_count): Likewise.
5186 (Output_segment::section_with_lowest_load_address): Likewise.
5187 (Output_segment::write_section_headers): Likewise.
5188 (Output_segment::print_sections_to_map): Likewise.
5189 * output.h (class Output_data): Remove dynamic_reloc_count_
5190 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
5191 (Output_data::add_dynamic_reloc): Rewrite.
5192 (Output_data::has_dynamic_reloc): New function.
5193 (Output_data::dynamic_reloc_count): Remove.
5194 (class Output_section): Add order_ field. Remvoe is_relro_local_,
5195 is_last_relro_, is_first_non_relro_, is_interp_,
5196 is_dynamic_linker_section_ fields. Add order and set_order
5197 functions. Remove is_relro_local, set_is_relro_local,
5198 is_last_relro, set_is_last_relro, is_first_non_relro,
5199 set_is_first_non_relro functions, is_interp, set_is_interp,
5200 is_dynamic_linker_section, and set_is_dynamic_linker_section
5202 (class Output_segment): Change Output_data_list from std::list to
5203 std:;vector. Add output_lists_ field. Remove output_data_ and
5204 output_bss_ fields. Update declarations.
5206 2010-08-02 Ian Lance Taylor <iant@google.com>
5208 * arm.cc (Target_arm::gc_process_relocs): Use typename.
5209 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5210 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5212 2010-08-02 Ian Lance Taylor <iant@google.com>
5215 * script.cc (Script_options::Script_options): Initialize
5216 symbol_definitions_ and symbol_references_.
5217 (Script_options::add_symbol_assignment): Update
5218 symbol_definitions_ and symbol_references_.
5219 (Script_options::add_symbol_reference): New function.
5220 (script_symbol): New function.
5221 * script.h (class Script_options): Add symbol_definitions_ and
5222 symbol_references_ fields.
5223 (Script_options::referenced_const_iterator): New type.
5224 (Script_options::referenced_begin): New function.
5225 (Script_options::referenced_end): New function.
5226 (Script_options::is_referenced): New function.
5227 (Script_options::any_unreferenced): New function.
5228 * script-c.h (script_symbol): Declare.
5229 * yyscript.y (exp): Call script_symbol.
5230 * symtab.cc: Include "script.h".
5231 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5232 Change all callers. Check symbols referenced by scripts.
5233 (Symbol_table::add_undefined_symbols_from_command_line): Add
5234 layout parameter. Change all callers.
5235 (Symbol_table::do_add_undefined_symbols_from_command_line):
5236 Likewise. Break out loop body. Check symbols referenced by
5238 (Symbol_table::add_undefined_symbol_from_command_line): New
5239 function broken out of
5240 do_add_undefined_symbols_from_command_line.
5241 * symtab.h (class Symbol_table): Update declarations.
5242 * archive.cc: Include "layout.h".
5243 (Archive::should_include_member): Add layout parameter. Change
5244 all callers. Check for symbol mentioned in expression.
5245 * archive.h (class Archive): Update declaration.
5246 * object.cc (Sized_relobj::do_should_include_member): Add layout
5248 * object.h (Object::should_include_member): Add layout parameter.
5250 (Object::do_should_include_member): Add layout parameter.
5251 (class Sized_relobj): Update declaration.
5252 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5254 * dynobj.h (class Sized_dynobj): Update declaration.
5255 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5257 * plugin.h (class Sized_pluginobj): Update declaration.
5259 2010-08-02 Ian Lance Taylor <iant@google.com>
5262 * output.cc (Output_segment::set_offset): Search for the first and
5263 last sections rather than assuming that the list is in order.
5264 (Output_segment::find_first_and_last_list): New function.
5265 * output.h (class Output_segment): Update declarations.
5266 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5267 (relro_strip_test_SOURCES): New variable.
5268 (relro_strip_test_DEPENDENCIES): New variable.
5269 (relro_strip_test_LDFLAGS): New variable.
5270 (relro_strip_test_LDADD): New variable.
5271 (relro_strip_test.so): New target.
5273 2010-08-02 Ian Lance Taylor <iant@google.com>
5275 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5276 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5277 (Target_i386::got_tlsdesc_section): New function.
5278 (Target_i386::got_section): Create space for GOT entries for
5279 TLSDESC relocations.
5280 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5282 (Target_i386::Scan::global): Likewise.
5283 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5285 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5286 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5287 (Target_x86_64::got_tlsdesc_section): New function.
5288 (Target_x86_64::got_section): Create space for GOT entries for
5289 TLSDESC relocations.
5290 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5292 (Target_x86_64::Scan::global): Likewise.
5293 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5296 2010-08-02 Ian Lance Taylor <iant@google.com>
5298 * testsuite/final_layout.sh: Use dc to convert from hex to
5301 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5303 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5304 paramter to the call to gold::gc_process_relocs.
5305 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5306 paramter to the call to gold::gc_process_relocs.
5307 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5308 parameter to the call to gold::gc_process_relocs.
5309 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5310 template parameter to the call to gold::gc_process_relocs.
5311 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5312 paramter to the call to gold::gc_process_relocs.
5313 * gc.h (get_embedded_addend_size): New function.
5314 (gc_process_relocs): Save the size of the reloc for use by ICF.
5315 * icf.cc (get_section_contents): Get the addend from the text section
5316 for SHT_REL relocation sections.
5317 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5318 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5319 * int_encoding.h (read_from_pointer): New overloaded function.
5320 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5321 * testsuite/icf_sht_rel_addend_test.sh: New file.
5322 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5323 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5325 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5327 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5328 * Makefile.in: Regenerate.
5329 * testsuite/Makefile.in: Regenerate.
5331 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5333 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5334 * gold/testsuite/debug_msg.cc: Likewise.
5335 * gold/testsuite/odr_violation1.cc
5336 * gold/testsuite/odr_violation2.cc
5338 2010-07-21 Cary Coutant <ccoutant@google.com>
5340 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5341 string, and length fields.
5342 (Output_merge_string::Merged_strings_list): New type.
5343 (Output_merge_string::Merged_strings_lists): New typedef.
5344 (Output_merge_string): Replace merged_strings_ with
5345 merged_strings_lists_.
5346 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5347 Merged_strings_list per input object and section. Don't store pointer
5348 to the string. Don't store length with each merged string entry.
5349 (Output_merge_string::finalize_merged_data): Loop over list of merged
5350 strings lists. Recompute length of each merged string.
5352 2010-07-15 Cary Coutant <ccoutant@google.com>
5354 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5357 2010-07-14 Ian Lance Taylor <iant@google.com>
5359 * descriptors.cc (Descriptors::open): Report correct name in error
5362 2010-07-13 Doug Kwan <dougkwan@google.com>
5364 * arm.cc (Arm_input_section::Arm_input_section): For a
5365 SHT_ARM_EXIDX section, always keeps the input sections.
5366 (Arm_input_section::set_exidx_section_link): New method.
5367 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5368 has_errors_ to false.
5369 (Arm_exidx_input_section::has_errors,
5370 Arm_exidx_input_section::set_has_errors): New methods.
5371 (Arm_exidx_input_section::has_errors_): New data member.
5372 (Arm_relobj::get_exidx_shndx_list): New method.
5373 (Arm_output_section::append_text_sections_to_list): Do not skip
5374 section without SHF_EXECINSTR.
5375 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5377 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5378 section header. Make error messages more verbose. Check for
5379 a non-executable section linked to an EXIDX section.
5380 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5381 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5382 check that there is no deferred EXIDX section if we exit early.
5383 Instead of not making an EXIDX section in case of an error, make one
5384 and set the has_errors flag of it.
5385 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5386 in a relocatable link.
5387 (Target_arm::do_relax): Look for the EXIDX output section instead of
5388 assuming that it is called .ARM.exidx.
5389 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5390 section list. Do not check for SHF_EXECINSTR section flags but
5391 skip any input section with errors.
5392 * output.cc (Output_section::Output_section): Initialize
5393 always_keeps_input_sections_ to false.
5394 (Output_section::add_input_section): Check for
5395 always_keeps_input_sections_.
5396 * output.h (Output_section::always_keeps_input_sections,
5397 Output_section::set_always_keeps_input_sections): New methods.
5398 (Output_section::always_keeps_input_sections): New data member.
5400 2010-07-13 Rafael Espindola <espindola@google.com>
5402 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5403 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5405 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5406 Ian Lance Taylor <iant@google.com>
5408 * output.h (Output_section_lookup_maps::add_merge_section):
5409 Correct check of whether value was inserted.
5410 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5411 (Output_section_lookup_maps::add_relaxed_input_section):
5413 * arm.cc (Target_arm::got_section): Remove used local os.
5414 * i386.cc (Target_i386::got_section): Likewise.
5415 * x86_64.cc (Target_x86_64::got_section): Likewise.
5416 * sparc.cc (Target_sparc::got_section): Likewise.
5417 (Target_sparc::relocate): Remove unused local have_got_offset.
5418 * powerpc.cc (Target_powerpc::relocate): Likewise.
5420 2010-07-13 Ian Lance Taylor <iant@google.com>
5422 * compressed_output.cc (zlib_decompress): Fix signature in
5425 * archive.cc (Archive::include_member): Unlock an external member
5426 of a thin archive. Don't bother to delete an object we know is
5429 2010-07-12 Cary Coutant <ccoutant@google.com>
5431 * compressed_output.cc (zlib_decompress): New function.
5432 (get_uncompressed_size): New function.
5433 (decompress_input_section): New function.
5434 * compressed_output.h (get_uncompressed_size): New function.
5435 (decompress_input_section): New function.
5436 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5437 Handle compressed debug sections.
5438 * layout.cc (is_compressed_debug_section): New function.
5439 (Layout::output_section_name): Map compressed section names to
5441 * layout.h (is_compressed_debug_section): New function.
5442 (is_debug_info_section): Recognize compressed debug sections.
5443 * merge.cc: Include compressed_output.h.
5444 (Output_merge_data::do_add_input_section): Handle compressed
5446 (Output_merge_string::do_add_input_section): Handle compressed
5448 * object.cc: Include compressed_output.h.
5449 (Sized_relobj::Sized_relobj): Initialize new data members.
5450 (build_compressed_section_map): New function.
5451 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5452 * object.h (Object::section_is_compressed): New method.
5453 (Object::do_section_is_compressed): New method.
5454 (Sized_relobj::Compressed_section_map): New type.
5455 (Sized_relobj::do_section_is_compressed): New method.
5456 (Sized_relobj::compressed_sections_): New data member.
5457 * output.cc (Output_section::add_input_section): Handle compressed
5459 * reloc.cc: Include compressed_output.h.
5460 (Sized_relobj::write_sections): Handle compressed debug sections.
5462 2010-07-08 Cary Coutant <ccoutant@google.com>
5464 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5465 weak when resolving to a dynamic def.
5466 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5467 for weak undef/dynamic def cases. Adjust callers.
5468 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5469 undef_binding_weak_.
5470 (Symbol_table::sized_write_globals): Adjust symbol binding.
5471 (Symbol_table::sized_write_symbol): Add binding parameter.
5472 * symtab.h (Symbol::set_undef_binding): New method.
5473 (Symbol::is_undef_binding_weak): New method.
5474 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5475 (Symbol_table::should_override): Add new parameter.
5476 (Symbol_table::sized_write_symbol): Add new parameter.
5478 * testsuite/weak_undef_file1.cc: Add new test case.
5479 * testsuite/weak_undef_file2.cc: Fix header comment.
5480 * testsuite/weak_undef_test.cc: Add new test case.
5482 2010-06-29 Doug Kwan <dougkwan@google.com>
5484 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5485 Initialize USE_SYMBOL_.
5486 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5488 (Arm_reloc_property::uses_symbol_): New data member declaration.
5489 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5490 uses symbol value and symbol is undefined but not weakly undefined.
5492 2010-06-28 Rafael Espindola <espindola@google.com>
5494 * plugin.cc (Plugin::load): Use dlerror.
5496 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5498 * symtab.cc (detect_odr_violations): When reporting an ODR
5499 violation, report an object where the symbol is defined.
5501 2010-06-25 Doug Kwan <dougkwan@google.com>
5503 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5504 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5506 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5507 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5508 target hook to detect function points.
5509 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5510 * icf.h (Icf::check_section_for_function_pointers): Change type of
5511 parameter SECTION_NAME to const reference to std::string. Use
5512 target hook to determine if section may have unsafe pointers.
5513 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5516 2010-06-21 Rafael Espindola <espindola@google.com>
5518 * fileread.cc (Input_file::find_fie): New
5519 (Input_file::open): Use Input_file::find_fie.
5520 * fileread.h (Input_file::find_fie): New
5521 * plugin.cc (set_extra_library_path): New.
5522 (Plugin::load): Add set_extra_library_path to the transfer vector.
5523 (Plugin_manager::set_extra_library_path): New.
5524 (Plugin_manager::add_input_file): Use the extra search path if set.
5525 (set_extra_library_path(): New.
5526 * plugin.h (Plugin_manager): Add set_extra_library_path and
5529 2010-06-19 Cary Coutant <ccoutant@google.com>
5531 * layout.cc (gdb_sections): Add .debug_types.
5532 (lines_only_debug_sections): Likewise.
5534 2010-06-18 Rafael Espindola <espindola@google.com>
5536 * plugin.cc (add_input_file,add_input_library)
5537 (Plugin_manager::add_input_file): Make filename arguments const.
5538 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5541 2010-06-16 Doug Kwan <dougkwan@google.com>
5543 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5544 .ARM.attributes section if we have not merged any input
5545 attributes sections.
5547 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5549 * arm.cc: Allow combining objects with no EABI version
5552 2010-06-15 Rafael Espindola <espindola@google.com>
5554 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5556 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5558 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5559 (struct iovec): Correct !HAVE_READV definition.
5561 2010-06-10 Cary Coutant <ccoutant@google.com>
5563 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5564 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5566 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
5569 * symtab.h (Symbol::is_placeholder): New member function.
5570 * target-reloc.h (relocate_section): Check for placeholder symbols.
5572 * testsuite/Makefile.am (plugin_test_8): New test.
5573 (plugin_test_9): New test.
5574 * testsuite/Makefile.in: Regenerate.
5576 2010-06-09 Nick Clifton <nickc@redhat.com>
5578 * yyscript.y (input_list_element): Allow strings prefixed with
5579 the '-' character. Treat these as libraries.
5580 * script.cc (script_add_library): New function. Adds a library
5581 specified by "-l<name>" found in an input script.
5582 * script-c.h: Add prototype for script_add_library.
5584 2010-06-07 Doug Kwan <dougkwan@google.com>
5586 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
5587 Restrict stub-group size to be within long conditional branch
5588 range when working around cortex-A8 erratum.
5590 2010-06-07 Damien Diederen <dd@crosstwine.com>
5592 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
5595 2010-06-03 Sriraman Tallam <tmsriram@google.com>
5599 (Output_section::Input_section_sort_entry::compare_section_ordering):
5600 Change to return non-zero correctly.
5601 (Output_section::Input_section_sort_section_order_index_compare
5602 ::operator()): Change to fix ambiguity in comparisons.
5604 2010-06-01 Sriraman Tallam <tmsriram@google.com>
5606 * gold.h (is_wildcard_string): New function.
5607 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
5608 (Layout::layout_eh_frame): Ditto.
5609 (Layout::find_section_order_index): New method.
5610 (Layout::read_layout_from_file): New method.
5611 * layout.h (Layout::find_section_order_index): New method.
5612 (Layout::read_layout_from_file): New method.
5613 (Layout::input_section_position_): New private member.
5614 (Layout::input_section_glob_): New private member.
5615 * main.cc (main): Call read_layout_from_file here.
5616 * options.h (--section-ordering-file): New option.
5617 * output.cc (Output_section::input_section_order_specified_): New
5619 (Output_section::Output_section): Initialize new member.
5620 (Output_section::add_input_section): Add new parameter.
5621 Keep input sections when --section-ordering-file is used.
5622 (Output_section::set_final_data_size): Sort input sections when
5623 section ordering file is specified.
5624 (Output_section::Input_section_sort_entry): Add new parameter.
5626 (Output_section::Input_section_sort_entry::compare_section_ordering):
5628 (Output_section::Input_section_sort_compare::operator()): Change to
5629 consider section_order_index.
5630 (Output_section::Input_section_sort_init_fini_compare::operator()):
5631 Change to consider section_order_index.
5632 (Output_section::Input_section_sort_section_order_index_compare
5633 ::operator()): New method.
5634 (Output_section::sort_attached_input_sections): Change to sort
5635 according to section order when specified.
5636 (Output_section::add_input_section<32, true>): Add new parameter.
5637 (Output_section::add_input_section<64, true>): Add new parameter.
5638 (Output_section::add_input_section<32, false>): Add new parameter.
5639 (Output_section::add_input_section<64, false>): Add new parameter.
5640 * output.h (Output_section::add_input_section): Add new parameter.
5641 (Output_section::input_section_order_specified): New
5643 (Output_section::set_input_section_order_specified): New method.
5644 (Input_section::Input_section): Initialize section_order_index_.
5645 (Input_section::section_order_index): New method.
5646 (Input_section::set_section_order_index): New method.
5647 (Input_section::section_order_index_): New member.
5648 (Input_section::Input_section_sort_section_order_index_compare): New
5650 (Output_section::input_section_order_specified_): New member.
5651 * script-sections.cc (is_wildcard_string): Delete and move modified
5653 (Output_section_element_input::Output_section_element_input): Modify
5654 call to is_wildcard_string.
5655 (Output_section_element_input::Input_section_pattern
5656 ::Input_section_pattern): Ditto.
5657 (Output_section_element_input::Output_section_element_input): Ditto.
5658 * testsuite/Makefile.am (final_layout): New test case.
5659 * testsuite/Makefile.in: Regenerate.
5660 * testsuite/final_layout.cc: New file.
5661 * testsuite/final_layout.sh: New file.
5663 2010-06-01 Rafael Espindola <espindola@google.com>
5665 * plugin.cc (Plugin::load): Pass the output name to the plugin.
5667 2010-06-01 Rafael Espindola <espindola@google.com>
5669 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
5670 visibility of symbols.
5672 2010-05-27 Doug Kwan <dougkwan@google.com>
5674 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
5675 from start of output section instead of address for a local symbol
5676 in a merged or relaxed section when doing a relocatable link.
5678 2010-05-26 Rafael Espindola <espindola@google.com>
5681 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
5682 adding sections the garbage collector removed.
5683 * gold/testsuite/Makefile.am: Add test.
5684 * gold/testsuite/Makefile.in: Regenerate.
5685 * gold/testsuite/plugin_test_7.sh: New.
5686 * gold/testsuite/plugin_test_7_1.c: New.
5687 * gold/testsuite/plugin_test_7_2.c: New.
5689 2010-05-26 Rafael Espindola <espindola@google.com>
5691 * script-sections.cc (Output_section_definition::set_section_addresses):
5692 Check for --section-start.
5694 2010-05-26 Doug Kwan <dougkwan@google.com>
5696 * arm.cc (Arm_scan_relocatable_relocs): New class.
5697 (Target_arm::relocate_special_relocatable): New method.
5698 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
5699 (Arm_relocate_functions::thumb_branch_common): Same.
5700 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
5701 instead of Default_scan_relocatable_relocs.
5702 * target-reloc.h (relocate_for_relocatable): Let target handle
5703 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
5704 * target.h (Sized_target::relocate_special_relocatable): New method.
5706 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5708 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
5710 2010-05-23 Doug Kwan <dougkwan@google.com>
5712 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
5714 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
5715 with a direct branch, not a conditional branch, to a stub.
5716 * merge.cc (Output_merge_base::record_input_section): New method
5718 (Output_merge_data::do_add_input_section): Record input section if
5719 keeps-input-sections flag is set.
5720 (Output_merge_string::do_add_input_section): Ditto.
5721 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
5722 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
5724 (Output_merge_base::keeps_input_sections,
5725 Output_merge_base::set_keeps_input_sections,
5726 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
5728 (Output_merge_base::Input_sections): New type declaration.
5729 (Output_merge_base::input_sections_begin,
5730 Output_merge_base::input_sections_end,
5731 Output_merge_base::do_set_keeps_input_sections): New method definitions.
5732 (Output_merge_base::bool keeps_input_sections_,
5733 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
5734 Output_merge_base::input_sections_): New data members.
5735 (Output_merge_data::do_set_keeps_input_sections): New method
5737 (Output_merge_string::do_set_keeps_input_sections): Ditto.
5738 * output.cc (Output_section::Input_section::relobj): Move method
5739 defintion from class declaration to here and handle merge sections.
5740 (Output_section::Input_section::shndx): Ditto.
5741 (Output_section::Output_section): Remove initializations of removed
5742 data members and initialize new data member LOOKUP_MAPS_.
5743 (Output_section::add_input_section): Set keeps-input-sections flag
5744 for a newly created merge output section as appropriate. Adjust code
5745 to use Output_section_lookup_maps class.
5746 (Output_section::add_relaxed_input_section): Adjst code for lookup
5747 maps code refactoring.
5748 (Output_section::add_merge_input_section): Add a new parameter
5749 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
5750 class. If adding input section to a newly created merge output
5751 section fails, remove the new merge section.
5752 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
5753 Adjust code for use of the Output_section_lookup_maps class.
5754 (Output_section::find_merge_section): Ditto.
5755 (Output_section::build_lookup_maps): New method defintion.
5756 (Output_section::find_relaxed_input_section): Adjust code to use
5757 Output_section_lookup_maps class.
5758 (Output_section::get_input_sections): Export merge sections. Adjust
5759 code to use Output_section_lookup_maps class.
5760 (Output_section:::add_script_input_section): Adjust code to use
5761 Output_section_lookup_maps class. Update lookup maps for merge
5763 (Output_section::discard_states): Use Output_section_lookup_maps.
5764 (Output_section::restore_states): Same.
5765 * output.h (Merge_section_properties): Move class defintion out of
5767 (Output_section_lookup_maps): New class.
5768 (Output_section::Input_section::is_merge_section): New method
5770 (Output_section::Input_section::relobj): Move defintion out of class
5771 defintion. Declare method only.
5772 (Output_section::Input_section::shndx): Ditto.
5773 (Output_section::Input_section::output_merge_base): New method defintion.
5774 (Output_section::Input_section::u2_.pomb): New union field.
5775 (Output_section::Merge_section_by_properties_map,
5776 Output_section::Output_section_data_by_input_section_map,
5777 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
5779 (Output_section::add_merge_input_section): Add new parameter
5780 KEEPS_INPUT_SECTIONS.
5781 (Output_section::build_lookup_maps): New method declaration.
5782 (Output_section::merge_section_map_,
5783 Output_section::merge_section_by_properties_map_,
5784 Output_section::relaxed_input_section_map_,
5785 Output_section::is_relaxed_input_section_map_valid_): Remove data
5787 (Output_section::lookup_maps_): New data member.
5789 2010-05-21 Doug Kwan <dougkwan@google.com>
5792 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
5793 avoid a compilation error.
5795 2010-05-19 Rafael Espindola <espindola@google.com>
5797 * script-sections.cc (Output_section_definition::allocate_to_segment):
5798 Update the phdrs_list even when the output section is NULL.
5799 * testsuite/Makefile.am: Add test.
5800 * testsuite/Makefile.in: Regenerate.
5801 * testsuite/script_test_9.cc: New.
5802 * testsuite/script_test_9.sh: New.
5803 * testsuite/script_test_9.t: New.
5805 2010-05-19 Doug Kwan <dougkwan@google.com>
5807 * arm.cc (Arm_input_section::original_size): New method.
5808 (Arm_input_section::do_addralign): Add a cast.
5809 (Arm_input_section::do_output_offset): Remove static cast.
5810 (Arm_input_section::original_addralign,
5811 Arm_input_section::original_size_): Change type to uint32_t.
5812 (Arm_input_section::init): Add safe casts for section alignment
5814 (Arm_input_section::set_final_data_size): Do not set address and
5815 offset of stub table.
5816 (Arm_output_section::fix_exidx_coverage): Change use of of
5817 Output_section::Simple_input_section to that of
5818 Output_section::Input_section.
5819 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
5820 except for the first pass.
5821 * output.cc (Output_section::get_input_sections): Change type of
5822 input_sections to std::list<Input_section>.
5823 (Output_section::add_script_input_section): Rename from
5824 Output_section::add_simple_input_section. Change type of SIS
5825 parameter from Simple_input_section to Input_section.
5826 * output.h (Output_section::Simple_input_section): Remove class.
5827 (Output_section::Input_section): Change class visibility to public.
5828 (Output_section::Input_section::addralign): Use stored alignments
5829 for special input sections if set.
5830 (Output_section::Input_section::set_addralign): New method.
5831 (Output_section::get_input_sections): Change parameter type from
5832 list of Simple_input_section to list of Input_section.
5833 (Output_section::add_script_input_section): Rename from
5834 Output_section::add_simple_input_section. Change first parameter's
5835 type from Simple_input_section to Input_section and remove the
5836 second and third parameters.
5837 * script-sections.cc (Input_section::Input_section_list): Change
5838 type to list of Output_section::Input_section/
5839 (Input_section_info::Input_section_info): Change parameter type of
5840 INPUT_SECTION to Output_section::Input_section.
5841 (Input_section_info::input_section): Change return type.
5842 (Input_section_info::input_section_): Change type to
5843 Output_section::Input_section.
5844 (Output_section_element_input::set_section_addresses): Adjust code
5845 to use Output_section::Input_section instead of
5846 Output_section::Simple_input_section. Adjust code for renaming
5847 of Output_section::add_simple_input_section.
5848 (Orphan_output_section::set_section_addresses): Ditto.
5850 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5852 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
5853 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
5855 2010-05-18 Rafael Espindola <espindola@google.com>
5857 * options.cc (General_options::finalize): Handle -nostdlib.
5858 * options.h (nostdlib): New option.
5859 * script.cc (script_add_search_dir): Handle -nostdlib.
5861 2010-05-12 Doug Kwan <dougkwan@google.com>
5863 * arm.cc (Target_arm::do_finalize_sections): Create an empty
5864 attributes section only if there no attributes section after merging.
5865 (Target_arm::merge_object_attributes): Move value of
5866 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
5867 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
5868 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
5869 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
5870 and arm_attr_merge_7.stdout.
5871 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
5872 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
5873 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
5874 arm_attr_merge_7b.o): New rules.
5875 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
5877 * testsuite/Makefile.in: Regenerate.
5878 * testsuite/arm_attr_merge.sh: New file.
5879 * testsuite/arm_attr_merge_[67][ab].s: Same.
5881 2010-05-05 Nick Clifton <nickc@redhat.com>
5883 * po/es.po: Updated Spanish translation.
5885 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5887 * Makefile.am (install-exec-local): Properly install gold as
5888 default cross linker.
5889 * Makefile.in: Regenerated.
5891 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5892 Nick Clifton <nickc@redhat.com>
5894 * configure.ac (install_as_default): Define and set to false
5895 unless --enable-gold or --enable-gold=both/gold has been
5897 * configure: Regenerate.
5899 * Makefile.am (install-exec-local): Install the executable as
5900 'ld.gold'. If install_as_default is true then also install it as
5902 * Makefile.in: Regenerated.
5904 2010-04-24 Ian Lance Taylor <iant@google.com>
5906 * layout.cc (Layout::layout_reloc): In relocatable link don't
5907 combine reloc sections for grouped sections.
5909 2010-04-23 Sriraman Tallam <tmsriram@google.com>
5911 * gc.h (gc_process_relocs): Pass information on relocs pointing to
5912 sections that are not ordinary to icf.
5913 * icf.cc (get_section_contents): Handle relocation pointing to section
5914 with no object or shndx information.
5915 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
5916 * testsuite/Makefile.in: Regenerate.
5917 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
5918 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
5920 2010-04-22 Ian Lance Taylor <iant@google.com>
5922 * expression.cc (Expression::Expression_eval_info): Add
5923 result_alignment_pointer field.
5924 (Expression::eval_with_dot): Add result_alignment_pointer
5925 parameter. Change all callers.
5926 (Expression::eval_maybe_dot): Likewise.
5927 (class Binary_expression): Add alignment_pointer parameter to
5928 left_value and right_value. Change all callers.
5929 (BINARY_EXPRESSION): Set result alignment.
5930 (class Trinary_expression): Add alignment_pointer parameter to
5931 arg2_value and arg3_value. Change all callers.
5932 (Trinary_cond::value): Set result alignment.
5933 (Max_expression::value, Min_expression::value): Likewise.
5934 (Align_expression::value): Likewise.
5935 * script-sections.cc (class Sections_element): Add dot_alignment
5936 parameter to set_section_addresses virtual function. Update
5938 (class Output_section_element): Likewise.
5939 (Script_sections::create_segments): Add dot_alignment parameter.
5941 (Script_sections::create_segments_from_phdrs_clause): Likewise.
5942 (Script_sections::set_phdrs_clause_addresses): Likewise.
5943 * script-sections.h: Update declarations.
5944 * script.h: Update declarations.
5945 * output.h (Output_segment::set_minimum_p_align): Don't decrease
5947 * testsuite/script_test_3.t: Set large alignment.
5948 * testsuite/script_test_3.sh: Make sure that at least one LOAD
5949 segment has expected alignment.
5951 2010-04-22 Nick Clifton <nickc@redhat.com>
5953 * po/gold.pot: Updated by the Translation project.
5954 * po/vi.po: Updated Vietnamese translation.
5956 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
5958 * testsuite/Makefile.am (check_PROGRAMS): Add
5959 icf_virtual_function_folding_test.
5960 * testsuite/Makefile.in: Regenerated.
5962 2010-04-15 Andrew Haley <aph@redhat.com>
5964 * options.h (merge_exidx_entries): New option.
5965 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
5966 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
5967 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
5968 (Target_arm::merge_exidx_entries): New function.
5969 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
5970 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
5971 to Arm_exidx_fixup constructor.
5972 Add new arg, merge_exidx_entries.
5973 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
5974 Arm_output_section::fix_exidx_coverage.
5976 2010-04-18 Sriraman Tallam <tmsriram@google.com>
5978 * icf.cc (get_section_contents): Check for preemptible functions.
5979 Ignore addend when appropriate.
5980 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
5982 (add_from_relobj): Check for section folded.
5983 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
5984 * symtab.h (should_add_dynsym_entry): Add new parameter.
5985 * target-reloc.h (scan_relocs): Check for section folded.
5986 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
5987 Check reloc types for function pointers in shared objects.
5988 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
5990 (icf_preemptible_functions_test): New test case.
5991 (icf_string_merge_test): New test case.
5992 * testsuite.Makefile.in: Regenerate.
5993 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
5994 bar_glob. Refactor code.
5995 * testsuite/icf_preemptible_functions_test.cc: New file.
5996 * testsuite/icf_preemptible_functions_test.sh: New file.
5997 * testsuite/icf_string_merge_test.cc: New file.
5998 * testsuite/icf_string_merge_test.sh: New file.
5999 * testsuite/icf_virtual_function_folding_test.cc: New file.
6000 * testsuite/icf_virtual_function_folding_test.sh: New file.
6002 2010-04-14 Doug Kwan <dougkwan@google.com>
6004 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
6005 for local symbol recounting if we remove a section due to ICF.
6006 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
6007 there are no regular objects in input.
6009 2010-04-13 Doug Kwan <dougkwan@google.com>
6011 * arm.cc (Arm_input_section::set_final_data_size): Compute
6012 accurate final data size instead of using current data size.
6014 2010-04-09 Doug Kwan <dougkwan@google.com>
6016 * layout.cc (Layout::choose_output_section): Handle script section
6018 (Layout::make_output_section_for_script): Add section type parameter.
6019 Handle script section types.
6020 * layout.h (Layout::make_output_section_for_script): Add section
6022 * output.cc (Output_section::Output_section): Initialize data member
6024 (Output_section::do_reset_address_and_file_offset): Do not set address
6025 to 0 if section is a NOLOAD section.
6026 * output.h (Output_section::is_noload): New method.
6027 (Output_section::set_is_noload): Ditto.
6028 (Output_section::is_noload_): New data member.
6029 * script-c.h (Script_section_type): New enum type.
6030 (struct Parser_output_section_header): Add new file section_type.
6031 * script-sections.cc (Sections_element::output_section_name): Add
6032 parameter for returning script section type.
6033 (Output_section_definition::output_section_name): Ditto.
6034 (Output_section_definition::section_type)P; New method.
6035 (Output_section_definiton::script_section_type_name): Ditto.
6036 (Output_section_definition::script_section_type_): New data member.
6037 (Output_section_definition::Output_section_definition): Initialize
6038 data member Output_section_definition::script_section_type_.
6039 (Output_section_definition::create_sections): Pass script section type
6040 to Layout::make_output_section_for_script.
6041 (Output_section_definition::output_section_name): Return script
6042 section type to caller.
6043 (Output_section_definition::set_section_address): Do not advance
6044 dot value and load address if section type is NOLOAD. Set address
6045 of NOLOAD sections regardless of section flags.
6046 (Output_section_definition::print): Print section type if it is
6047 not SCRIPT_SECTION_TYPE_NONE.
6048 (Output_section_definition::section_type): New method.
6049 (Output_section_definition::script_section_type_name): Ditto.
6050 (Script_sections::output_section_name): Add new parameter
6051 PSECTION_TYPE for returning script section type. Pass it to
6052 section elements. Handle discard sections.
6053 (Sort_output_sections::operator()): Handle NOLOAD sections.
6054 * script-sections.h (Script_sections::Section_type): New enum type.
6055 (Script_sections::output_section_name): Add a new parameter for
6056 returning script section type.
6057 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
6059 * yyscript.y (union): Add new field SECTION_TYPE.
6060 (COPY, DSECT, INFO, NOLOAD): New tokens.
6061 (opt_address_and_section_type): Change type to output_section_header.
6062 (section_type): New non-terminal
6063 (section_header): Handle section type.
6064 (opt_address_and_section_type): Return section type value.
6066 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
6068 * testsuite/plugin_common_test_1.c (foo): Add prototype.
6069 * testsuite/plugin_common_test_2.c (foo): Likewise.
6071 2010-04-08 Doug Kwan <dougkwan@google.com>
6073 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
6075 * output.cc (Output_section::add_merge_input_section): Simplify
6076 code and return status of Output_merge_base::add_input_section.
6077 Update merge section map only if Output_merge_base::add_input_section
6080 2010-04-07 Doug Kwan <dougkwan@google.com>
6082 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
6083 if section is marked as containing instructions but has no mapping
6085 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
6086 correct section index.
6087 (Arm_relobj::find_linked_text_section): Ditto.
6089 2010-04-07 Cary Coutant <ccoutant@google.com>
6091 * archive.cc (include_member): Destroy Read_symbols_data object before
6093 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6094 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
6095 (Read_symbols_data::~Read_symbols_data) New destructor.
6096 (Section_relocs::Section_relocs) New constructor.
6097 (Section_relocs::~Section_relocs) New destructor.
6098 (Read_relocs_data::Read_relocs_data) New constructor.
6099 (Read_relocs_data::~Read_relocs_data) New destructor.
6100 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
6101 pointers to NULL after deleting.
6103 2010-04-07 Doug Kwan <dougkwan@google.com>
6105 * arm.cc: Replace "endianity" with "endianness" in comments.
6106 (Arm_exidx_cantunwind): Ditto.
6107 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6108 (Arm_relobj::merge_flags_and_attributes): New method.
6109 (Arm_relobj::merge_flags_and_attributes_): New data member.
6110 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
6111 (Arm_relobj::scan_sections_for_stubs): Ditto.
6112 (Arm_relobj::do_read_symbols): Check to see if we really want to
6113 merge processor-specific flags and attributes. Exit early if
6114 an object is empty except for section names and the undefined symbol.
6115 (Target_arm::do_finalize_sections): Move check for ELF format to
6116 Arm_relobj::do_read_symbols. Merge processor specific flags and
6117 attributes from a regular object only when we have determined that
6118 it is aapropriate. Do not create an .ARM.attributes section in
6119 output if there is no regular input object.
6120 (Target_arm::merge_processor_specific_flags): Check
6121 --warn-mismatch before printing any error.
6122 (Target_arm::merge_object_attributes): Ditto.
6123 * gold.cc (queue_middle_tasks): Handle the case in which there is
6124 no regular object in input.
6125 * options.cc (General_options::parse_EB): New method.
6126 (General_options::parse_EL): Same.
6127 (General_options::General_options): Initialize endianness_.
6128 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6130 (General_options::Endianness): New enum.
6131 (General_options::endianness): New method.
6132 (General_options::endianness_): New data member.
6133 * parameters.cc (Parameters::set_options): Check target endianness.
6134 (Parameters::set_target_once): Ditto.
6135 (Parameters::check_target_endianness): New method.
6136 (parameters_force_valid_target): If either -EL or -EB is specified,
6137 use it to define endianness of default target.
6138 * parameters.h (Parameters::check_target_endianness): New method
6140 * target.h (class Target): Change "endianity" to "endianness"
6143 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6145 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6146 * configure: Regenerate.
6147 * Makefile.in: Regenerate.
6148 * testsuite/Makefile.in: Regenerate.
6150 2010-04-06 Cary Coutant <ccoutant@google.com>
6153 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6154 prevailing definitions of common symbols.
6155 * testsuite/plugin_test_6.sh: New test case.
6156 * testsuite/plugin_common_test_1.c: New test case.
6157 * testsuite/plugin_common_test_2.c: New test case.
6158 * testsuite/Makefile.am (plugin_test_6): New test case.
6159 * testsuite/Makefile.in: Regenerate.
6161 2010-04-06 Nick Clifton <nickc@redhat.com>
6163 * po/vi.po: New Vietnamese translation.
6165 2010-03-30 Doug Kwan <dougkwan@google.com>
6167 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6169 2010-03-25 Doug Kwan <dougkwan@google.com>
6171 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6172 to avoid a conversion warning on a 32-bit host.
6174 2010-03-24 Ian Lance Taylor <iant@google.com>
6176 * testsuite/script_test_3.t: Add a TLS segment.
6177 * testsuite/Makefile.am (check_PROGRAMS): Add
6178 tls_phdrs_script_test.
6179 (tls_phdrs_script_test_SOURCES): Define.
6180 (tls_phdrs_script_test_DEPENDENCIES): Define.
6181 (tls_phdrs_script_test_LDFLAGS): Define.
6182 (tls_phdrs_script_test_LDADD): Define.
6183 * testsuite/Makefile.in: Rebuild.
6185 2010-03-23 Cary Coutant <ccoutant@google.com>
6187 * fileread.cc (find_or_make_view): Fix comment.
6189 2010-03-23 Ian Lance Taylor <iant@google.com>
6191 * script-sections.cc (class Orphan_section_placement): Define
6192 PLACE_TLS and PLACE_TLS_BSS.
6193 (Orphan_section_placement::Orphan_section_placement): Initialize
6195 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6196 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6197 (tls_script_test_SOURCES): Define.
6198 (tls_script_test_DEPENDENCIES): Define.
6199 (tls_script_test_LDFLAGS): Define.
6200 (tls_script_test_LDADD): Define.
6201 * testsuite/Makefile.in: Rebuild.
6203 2010-03-22 Doug Kwan <dougkwan@google.com>
6205 * arm.cc (Arm_relocate_functions::abs8,
6206 Arm_relocate_functions::abs16): Use correct check for overflow
6207 specified in the ARM ELF specs.
6208 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
6209 target of a BLX instruction specially.
6210 (Reloc_stub::stub_type_for_reloc): Ditto.
6211 (Relocate::relocate): Use symbolic names instead of numeric relocation
6212 codes to report error.
6213 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6215 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6216 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6217 thumb2_blx_out_of_range.stdout
6218 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6219 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6220 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6221 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6222 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6223 thumb2_blx_in_range, thumb2_blx_in_range.o,
6224 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6225 thumb2_blx_out_of_range.o): New rules.
6226 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6227 thumb2_blx_in_range and thumb2_blx_out_of_range.
6228 * testsuite/Makefile.in: Regenerate.
6229 * arm_branch_in_range.sh: Add tests for THUMB BLX.
6230 * testsuite/thumb_blx_in_range.s: New file.
6231 * testsuite/thumb_blx_out_of_range.s: New file.
6233 2010-03-22 Rafael Espindola <espindola@google.com>
6235 * archive.cc (Should_include): Move to archive.h.
6236 (should_include_member): Make it a member of Archive.
6238 (Add_lib_group_symbols): New.
6239 * archive.h: Include options.h.
6240 (Archive_member): Moved from Archive.
6241 (Should_include): Moved from archive.cc.
6243 (Add_lib_group_symbols): New.
6244 * dynobj.cc (do_should_include_member): New.
6245 * dynobj.h (do_should_include_member): New.
6246 * gold.cc (queue_initial_tasks): Update call to queue.
6247 * main.cc (main): Print lib group stats.
6248 * object.cc (do_should_include_member): New.
6249 * object.h: Include archive.h.
6250 (Object::should_include_member): New.
6251 (Object::do_should_include_member): New.
6252 (Sized_relobj::do_should_include_member): New.
6253 * options.cc (General_options::parse_start_lib): New.
6254 (General_options::parse_end_lib): New.
6255 (Input_arguments::add_file): Handle lib groups.
6256 (Input_arguments::start_group): Check we are not in a lib.
6257 (Input_arguments::start_lib): New.
6258 (Input_arguments::end_lib): New.
6259 * options.h (General_options): Add start_lib and end_lib.
6260 (Input_argument::lib_): New.
6261 (Input_argument::lib): New.
6262 (Input_argument::is_lib): New.
6263 (Input_file_lib): New.
6264 (Input_arguments::in_lib_): New.
6265 (Input_arguments::in_lib): New.
6266 (Input_arguments::start_lib): New.
6267 (Input_arguments::end_lib_): New.
6268 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6269 in unused members as preempted.
6270 (Sized_pluginobj::do_should_include_member): New.
6271 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6272 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6274 (Read_symbols::do_whole_lib_group): New.
6275 (Read_symbols::do_lib_group): New.
6276 (Read_symbols::do_read_symbols): Handle lib groups.
6277 (Read_symbols::get_name): Handle lib groups.
6278 * readsyms.h (Read_symbols): Add an archive member pointer.
6279 (Read_symbols::do_whole_lib_group): New.
6280 (Read_symbols::do_lib_group): New.
6281 (Read_symbols::member_): New.
6282 * script.cc (read_input_script): Update call to queue_soon.
6284 2010-03-19 Doug Kwan <dougkwan@google.com>
6286 * arm.cc (Stub_table::Stub_table): Initialize new data members
6287 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6288 (Stub_table::add_reloc_stub): Assign stub offset and update
6289 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6290 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6292 (Stub_table::update_data_size_and_addralign): Use
6293 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6294 instead of going over all reloc stubs.
6295 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6296 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6297 Stringpool_template::offset_ to size of Stringpool_char.
6298 (Stringpool_template::new_key_offset): Remove code to initialize
6299 Stringpool_template::offset_.
6300 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6301 Stringpool_template::offset_ to zero.
6303 2010-03-15 Doug Kwan <dougkwan@google.com>
6305 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6307 (Stringpool_template::new_key_offset): New method.
6308 (Stringpool_template::add_string): Assign offsets when adding new
6310 (Stringpool_template::set_string_offsets): Do not set string offsets
6311 when not optimizing.
6312 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6314 (Chunked_vector::clear): Clear size_.
6315 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6316 (Chunked_vector::size): Return size_.
6317 (Chunked_vector::push_back): Use size_ to find insert position.
6318 (Chunked_vector::size_): New data member.
6319 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6320 (Stringpool_template::new_key_offset): New method declaration.
6321 (Stringpool_template::offset_): New data member.
6323 2010-03-15 Rafael Espindola <espindola@google.com>
6325 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6326 Add_symbols' constructor.
6327 * readsyms.h (Add_symbols): Remove the input_group member.
6329 2010-03-10 Ian Lance Taylor <iant@google.com>
6331 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6332 target to ask whether a reference to a symbol requires a stack
6334 * target.h (Target::is_call_to_non_split): New function.
6335 (Target::do_is_call_to_non_split): Declare virtual function.
6336 * target.cc: Include "symtab.h".
6337 (Target::do_is_call_to_non_split): New function.
6338 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6340 2010-03-10 Cary Coutant <ccoutant@google.com>
6342 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6343 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6344 (File_read::open[2]): Add whole_file_view_ to list of views.
6345 (File_read::make_view): Remove test of whole_file_view_.
6346 (File_read::find_or_make_view): Create whole_file_view_ if
6348 (File_read::clear_views): Replace bool parameter with enum;
6349 adjust all callers. Don't delete views with permanent data;
6350 do delete cached views and views from archives if
6351 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6352 if clearing the corresponding view.
6353 * fileread.h (File_read::Clear_views_mode): New enum.
6354 (File_read::View::is_permanent_view): New method.
6355 (File_read::clear_views): Replace bool parameter
6356 with enum; adjust all callers.
6357 * options.h (General_options): Change keep_files_mapped option;
6358 add map_whole_files.
6359 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6361 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6364 2010-03-10 David S. Miller <davem@davemloft.net>
6366 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6368 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6370 * icf.cc (get_section_contents): Add '@' marker after processing the
6373 2010-03-08 Doug Kwan <dougkwan@google.com>
6375 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6376 due to a conversion warning.
6377 (Arm_relobj::update_output_local_symbol_count): Check for local
6378 symbol with unset output index.
6380 2010-03-05 Ian Lance Taylor <iant@google.com>
6382 * options.h (class General_options): Add --spare-dynamic-tags.
6383 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6384 --spare-dynamic-tags.
6386 2010-03-05 Ian Lance Taylor <iant@google.com>
6388 * incremental.cc: Include "libiberty.h".
6390 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6392 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6393 function, is_info_ member.
6394 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6395 (Versions::Versions): Update caller.
6396 (Versions::define_base_version): Likewise.
6397 (Versions::add_def): Likewise.
6399 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6401 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6402 (Scan::possible_function_pointer_reloc): New function.
6403 (Scan::local_reloc_may_be_function_pointer): Change to call
6404 possible_function_pointer_reloc.
6405 (Scan::global_reloc_may_be_function_pointer): Ditto.
6406 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6407 relocations in ".data.rel.ro._ZTV" section.
6408 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6409 * testsuite/icf_safe_so_test.cc: Ditto.
6410 * testsuite/icf_safe_test.cc: Ditto.
6411 * testsuite/icf_safe_test.sh: Ditto.
6413 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6414 Ian Lance Taylor <iant@google.com>
6416 * target-reloc.h (relocate_section): Check the symbol table index
6417 for -1U before setting the local symbol index.
6418 (scan_relocatable_relocs): If copying the relocation, record that
6419 the local symbol is required.
6420 * object.h (Symbol_value::is_output_symtab_index_set): New
6422 (Symbol_value::may_be_discarded_from_output_symtab): New
6424 (Symbol_value::has_output_symtab_entry): New function.
6425 (Symbol_value::needs_output_symtab_entry): Remove.
6426 (Symbol_value::output_symtab_index): Make sure the symbol index is
6428 (Symbol_value::set_output_symtab_index): Make sure the symbol
6429 index is not set. Make sure the new index is valid.
6430 (Symbol_value::set_must_have_output_symtab_entry): New function.
6431 (Symbol_value::has_output_dynsym_entry): New function.
6432 (Symbol_value::set_output_dynsym_index): Make sure the new index
6434 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6435 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6436 local symbol if permitted.
6437 (Sized_relobj::do_finalize_local_symbols): Call
6438 is_output_symtab_index_set rather than needs_output_symtab_entry.
6439 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6440 rather than needs_output_symtab_entry. Call
6441 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6442 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6443 is_output_symtab_index_set rather than needs_output_symtab_entry.
6444 * testsuite/discard_locals_relocatable_test.c: New file.
6445 * testsuite/discard_locals_test.sh: Test -r.
6446 * testsuite/Makefile.am (check_DATA): Add
6447 discard_locals_relocatable_test1.syms,
6448 discard_local_relocatable_test2.syms.
6449 (MOSTLYCLEANFILES): Likewise. Also add
6450 discard_locals_relocatable_test1.lout and
6451 discard_locals_relocatable_test2.out.
6452 (discard_locals_relocatable_test1.syms): New target.
6453 (discard_locals_relocatable_test.o): New target.
6454 (discard_locals_relocatable_test1.out): New target.
6455 (discard_locals_relocatable_test2.syms): New target.
6456 (discard_locals_relocatable_test2.out): New target.
6457 (various): Add missing ../ld-new dependencies.
6458 * testsuite/Makefile.in: Rebuild.
6460 2010-03-03 Nick Clifton <nickc@redhat.com>
6462 * po/fi.po: New Finnish translation.
6464 2010-03-01 Doug Kwan <dougkwan@google.com>
6466 * layout.cc (Layout::Layout): Force section types of .init_array*,
6467 .preinit_array* and .fini_array* sections.
6468 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6469 Fix check of return value of std::string::find.().
6470 (Output_section::Input_section_sort_compare::operator()): Remove
6471 comment about .init_array.
6472 (Output_section::Input_section_sort_init_fini_compare::operator()):
6474 (Output_section::sort_attached_input_sections): Handle .init_array
6475 and .fini_array specially.
6476 * output.h (Output_section::Inut_section_sort_compare): Update
6478 (Output_section::Input_section_sort_init_fini_compare): New struct.
6480 2010-02-26 Doug Kwan <dougkwan@google.com>
6482 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6483 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6484 * testsuite/debug_msg.sh: Avoid matching source line number for
6485 use of global variable undef_int.
6487 2010-02-26 Doug Kwan <dougkwan@google.com>
6489 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6490 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6491 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6492 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6493 * options.cc (General_options::General_options): Initialize member
6495 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6496 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6497 and rm_no_fix_v4bx.stdout
6498 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6499 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6500 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6501 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6502 and arm_no_fix_v4bx.
6503 * Makefile.in: Regenerate.
6504 * testsuite/arm_fix_v4bx.s: New file.
6505 * testsuite/arm_fix_v4bx.sh: Ditto.
6507 2010-02-24 Doug Kwan <dougkwan@google.com>
6509 * arm.cc (Target_arm::got_section): Make the .got section the first
6510 non RELRO section in the data segment.
6511 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6512 suffixes of section names.
6514 2010-02-24 Doug Kwan <dougkwan@google.com>
6516 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6517 flags and attributes merging if an input file is a binary file.
6518 * fileread.cc (Input_file::open): Record format of original file.
6519 * fileread.h (Input_file::Format): New enum type.
6520 (Input_file::Input_file): Initialize data member format_.
6521 (Input_file::format): New method definition.
6522 (Input_file::format_):: New data member.
6524 2010-02-24 Doug Kwan <dougkwan@google.com>
6526 * arm.cc (Arm_output_data_got): New class.
6527 (ARM_TCB_SIZE): New constant
6528 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6529 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6530 If user uses a script with a SECTIONS clause, issue only a warning
6531 for a misplaced EXIDX input section. Otherwise, issue an error.
6532 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6534 (Target_arm::got_mode_index_entry): Handle static linking.
6535 (Target_arm::Scan::local): Ditto.
6536 (Target_arm::Scan::global): Ditto.
6537 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6538 all incorrectly implemented relocations.
6539 (Target_arm::fix_exidx_coverage): Pass layout to
6540 Arm_output_section::fix_exidx_coverage.
6541 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6542 from ".ARM.exidx." and ".ARM.extab.".
6544 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6546 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6547 section if it does not already exist.
6548 * attributes.cc (Attributes_section_data::Attributes_section_data):
6549 Don't crash if size is zero.
6551 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6552 Ian Lance Taylor <iant@google.com>
6554 * gold.cc (queue_middle_tasks): If no input files were opened,
6556 * workqueue.h (Task_function::Task_function): Assert that there is
6559 2010-02-22 Doug Kwan <dougkwan@google.com>
6561 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6562 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6563 types to avoid warnings due to different uint64_t implementations
6566 2010-02-21 Doug Kwan <dougkwan@google.com>
6568 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
6569 handling of the maximum backward branch offset.
6570 (Arm_relocate_functions::thumb_branch_common): Ditto.
6571 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
6572 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
6573 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
6574 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
6575 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
6576 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
6577 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
6578 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
6579 thumb_bl_out_of_range thumb_bl_out_of_range.o,
6580 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
6581 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
6582 thumb2_bl_out_of_range.o): New rules.
6583 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
6584 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
6585 thumb2_bl_out_of_range
6586 * testsuite/Makefile.in: Regenerate.
6587 * testsuite/arm_bl_in_range.s: New file.
6588 * testsuite/arm_bl_out_of_range.s: Ditto.
6589 * testsuite/arm_branch_in_range.sh: Ditto.
6590 * testsuite/arm_branch_range.t: Ditto.
6591 * testsuite/thumb2_branch_range.t: Ditto.
6592 * testsuite/thumb_bl_in_range.s: Ditto.
6593 * testsuite/thumb_bl_out_of_range.s: Ditto.
6594 * testsuite/thumb_branch_range.t: Ditto.
6596 2010-02-20 Sriraman Tallam <tmsriram@google.com>
6598 * gc.h (gc_process_relocs): Change vectors to point to the new list.
6599 Add reloc offset information.
6600 * icf.cc (get_section_contents): Change iterators to point to the new
6601 vectors. Add reloc offset information to the contents.
6602 * icf.h (Icf::Sections_reachable_info): New typedef.
6603 (Icf::Sections_reachable_list): New typedef.
6604 (Icf::Offset_info): New typedef.
6605 (Icf::Reloc_info): New struct typedef.
6606 (Icf::Reloc_info_list): New typedef.
6607 (Icf::symbol_reloc_list): Delete method.
6608 (Icf::addend_reloc_list): Delete method.
6609 (Icf::section_reloc_list): Delete method.
6610 (Icf::reloc_info_list): New method.
6611 (Icf::reloc_info_list_): New member.
6613 2010-02-19 Doug Kwan <dougkwan@google.com>
6615 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
6616 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
6617 * arm.cc (Arm_relocation_functions): New forward declaration.
6618 (Target_arm::Target_arm): Initialize new data members
6619 got_mod_index_offset_ and tls_base_symbol_defined_.
6620 (Target_arm::Relocate::relocate_tls): New method.
6621 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
6622 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
6624 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
6625 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
6626 (Target_arm::got_mod_index_offset_,
6627 Target_arm::tls_base_symbol_defined_): New data members.
6628 (Target_arm::Scan::local, Target::Scan::global,
6629 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
6632 2010-02-18 Doug Kwan <dougkwan@google.com>
6634 * arm.cc (Arm_relobj::find_linked_text_section): New method.
6635 (Arm_relobj::make_exidx_input_section): Pass section index of linked
6636 text section as a parameter becuase some broken tools may not set
6637 the link in section header.
6638 (Target_arm::has_got_section): New method.
6639 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
6640 without any mapping symbol as data only. Remove warning.
6641 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
6642 link in its section header, try to discover the link by inspecting the
6643 REL31 relocation at the beginning of the section.
6644 (Target_arm::Scan::check_non_pic): Report name of offending relocation
6646 (Target_arm::Scan::global): Treat any reference to the symbol
6647 _GLOBAL_OFFSET_TABLE_ as a GOT access.
6649 2010-02-12 Sriraman Tallam <tmsriram@google.com>
6651 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
6652 (Scan::global_reloc_may_be_function_pointer): New function.
6653 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6654 (Scan::global_reloc_may_be_function_pointer): New function.
6655 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6656 (Scan::global_reloc_may_be_function_pointer): New function.
6657 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
6658 (Scan::global_reloc_may_be_function_pointer): New function.
6659 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
6660 (Scan::global_reloc_may_be_function_pointer): New function.
6661 (Scan::possible_function_pointer_reloc): New function.
6662 (Target_x86_64::can_check_for_function_pointers): New function.
6663 * gc.h (gc_process_relocs): Scan relocation types to determine if
6664 function pointers were taken for targets that support it.
6665 * icf.cc (Icf::find_identical_sections): Include functions for
6666 folding in safe ICF whose pointer is not taken.
6667 * icf.h (Secn_fptr_taken_set): New typedef.
6668 (fptr_section_id_): New member.
6669 (section_has_function_pointers): New function.
6670 (set_section_has_function_pointers): New function.
6671 (check_section_for_function_pointers): New function.
6672 * options.h: Fix comment for safe ICF option.
6673 * target.h (can_check_for_function_pointers): New function.
6674 * testsuite/Makefile.am: Add icf_safe_so_test test case.
6675 Modify icf_safe_test for X86-64.
6676 * testsuite/Makefile.in: Regenerate.
6677 * testsuite/icf_safe_so_test.cc: New file.
6678 * testsuite/icf_safe_so_test.sh: New file.
6679 * testsuite/icf_safe_test.cc (kept_func_3): New function.
6680 (main): Change to take pointer to function kept_func_3.
6681 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
6682 folding is done correctly for X86-64.
6684 2010-02-12 David S. Miller <davem@davemloft.net>
6686 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
6687 is_symbolless parameter.
6688 (Output_reloc<SHT_REL>::is_symbolless): New.
6689 (Output_reloc<SHT_REL>::is_symbolless_): New.
6690 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
6691 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
6692 (Output_reloc<SHT_RELA>::is_symbolless): New.
6693 (Output_data_reloc::add_global): Handle is_symbolless.
6694 (Output_data_reloc::add_global_relative): Likewise.
6695 (Output_data_reloc::add_local): Likewise.
6696 (Output_data_reloc::add_local_relative): Likewise.
6697 (Output_data_reloc::add_symbolless_global_addend): New.
6698 (Output_data_reloc::add_symbolless_local_addend): New.
6699 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
6701 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
6702 instead of ->is_relative_
6703 (Output_reloc::write): Likewise.
6704 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
6705 (Output_reloc::write_rel): Simplify.
6707 * sparc.cc (Target_sparc::Scan::local): Use
6708 ->add_symbolless_local_addend as needed.
6709 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
6710 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
6711 based upon relocation offset.
6713 2010-02-11 Doug Kwan <dougkwan@google.com>
6715 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
6716 (Target_arm::Scan::global): Ditto. Also remove a comment before the
6717 beginning of function.
6718 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
6719 and MOVT_ABS relocations. Those are non issued in scanning. Fix
6720 parameter is_32bit in calls to should_apply_static_reloc.
6721 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
6722 (check_DATA): Add arm_abs_global.stdout.
6723 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
6724 arm_abs_global.stdout): New rules.
6725 (MOSTLLYCLEANFILES): Add arm_abs_global
6726 * Makefile.in: Regenerate.
6727 * testsuite/arm_abs_global.s: New file.
6728 * testsuite/arm_abs_global.sh: Ditto.
6729 * testsuite/arm_abs_lib.s: Ditto.
6731 2010-02-11 Ian Lance Taylor <iant@google.com>
6733 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
6735 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
6736 Allocate_commons_task first.
6737 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
6738 task, rather than symtab_lock_.
6739 (Gc_process_relocs::~Gc_process_relocs): New function.
6740 (Gc_process_relocs::is_runnable): Check this_blocker_.
6741 (Gc_process_relocs::locks): Use next_blocker_ rather than
6743 (Scan_relocs::~Scan_relocs): New function.
6744 (Scan_relocs::is_runnable): Check this_blocker_ rather than
6746 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
6748 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
6749 fields. Add this_blocker_ and next_blocker_ fields. Adjust
6750 constructor accordingly.
6751 (class Gc_process_relocs): Likewise.
6752 (class Scan_relocs): Likewise.
6753 * common.h (class Allocate_commons_task): Remove symtab_lock_
6754 field, and corresponding constructor parameter.
6755 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
6757 (Allocate_commons_task::locks): Likewise.
6759 2010-02-11 Ian Lance Taylor <iant@google.com>
6761 * gold-threads.h (class Once): Define.
6762 (class Initialize_lock): Rewrite as child of Once.
6763 * gold-threads.cc (class Once_initialize): Define.
6764 (once_pointer_control): New static variable.
6765 (once_pointer, once_arg): New static variables.
6766 (c_run_once): New static function.
6767 (Once::Once, Once::run_once, Once::internal_run): New functions.
6768 (class Initialize_lock_once): Remove.
6769 (initialize_lock_control): Remove.
6770 (initialize_lock_pointer): Remove.
6771 (initialize_lock_once): Remove.
6772 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
6773 (Initialize_lock::initialize): Rewrite.
6774 (Initialize_lock::do_run_once): New function.
6775 * archive.cc (Archive::interpret_header): Only clear name if it is
6777 * fileread.cc: Include "gold-threads.h"
6778 (file_counts_lock): New static variable.
6779 (file_counts_initialize_lock): Likewise.
6780 (File_read::release): Only increment counts when using --stats.
6781 Use a lock around the increment.
6782 * parameters.cc (class Set_parameters_target_once): Define.
6783 (set_parameters_target_once): New static variable.
6784 (Parameters::Parameters): Move here from parameters.h.
6785 (Parameters::set_target): Rewrite.
6786 (Parameters::set_target_once): New function.
6787 (Parameters::clear_target): Move here and rewrite.
6788 * parameters.h (class Parameters): Update declarations. Add
6789 set_parameters_target_once_ field.
6790 (Parameters::Parameters): Move to parameters.cc.
6791 (Parameters::clear_target): Likewise.
6792 * readsyms.cc (Read_symbols::do_group): Create a Start_group
6794 (Start_group::~Start_group): New function.
6795 (Start_group::is_runnable): New function.
6796 (Start_group::locks, Start_group::run): New functions.
6797 (Finish_group::run): Change saw_undefined to size_t.
6798 * readsyms.h (class Start_group): Define.
6799 (class Finish_group): Change saw_undefined_ field to size_t.
6800 (Finish_group::Finish_group): Remove saw_undefined and
6801 this_blocker parameters. Change all callers.
6802 (Finish_group::set_saw_undefined): New function.
6803 (Finish_group::set_blocker): New function.
6804 * symtab.h (class Symbol_table): Change saw_undefined to return
6805 size_t. Change saw_undefined_ field to size_t.
6806 * target-select.cc (Set_target_once::do_run_once): New function.
6807 (Target_selector::Target_selector): Initialize set_target_once_
6808 field. Don't initialize lock_ and initialize_lock_ fields.
6809 (Target_selector::instantiate_target): Rewrite.
6810 (Target_selector::set_target): New function.
6811 * target-select.h (class Set_target_once): Define.
6812 (class Target_selector): Update declarations. Make
6813 Set_target_once a friend. Remove lock_ and initialize_lock_
6814 fields. Add set_target_once_ field.
6816 2010-02-10 Ian Lance Taylor <iant@google.com>
6818 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
6820 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
6821 (queue_middle_tasks): Add all blockers before queueing any tasks.
6822 (queue_final_tasks): Likewise.
6823 * token.h (Task_token::add_blockers): New function.
6824 * object.h (Input_objects::number_of_relobjs): New function.
6826 2010-02-10 Ian Lance Taylor <iant@google.com>
6828 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
6829 shared, not if not position independent.
6830 * x86_64.cc (Relocate::relocate_tls): Likewise.
6831 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
6832 (tls_pie_pic_test): New target.
6833 * testsuite/Makefile.in: Rebuild.
6835 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
6836 (tls_test_main_pie.o, tls_test_pie.o): New targets.
6837 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
6838 * testsuite/Makefile.in: Rebuild.
6840 2010-02-09 David S. Miller <davem@davemloft.net>
6842 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
6843 R_SPARC_RELATIVE using ->add_local_relative().
6844 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
6846 * output.h (Output_data_dynamic::add_section_size): New method
6847 that takes two Output_data objects.
6848 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
6849 entry param. Handle it in initializers.
6850 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
6851 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
6852 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
6854 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
6855 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
6856 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
6857 for dynrel_includes_plt.
6858 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6859 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6860 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
6862 (Target_sparc::do_finalize_sections): Update to pass true for
6863 dynrel_includes_plt.
6864 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
6865 output before .rela.plt
6866 (Target_powerpc::do_finalize_sections): Update to pass true for
6867 dynrel_includes_plt when 32-bit.
6869 2010-02-08 Doug Kwan <dougkwan@google.com>
6871 * arm.cc (Arm_relobj::simple_input_section_output_address): New
6873 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
6874 Arm_relobj::scan_section_for_cortex_a8_stubs,
6875 Arm_relobj::do_relocation_section): Instead of calling
6876 Output_section::output_address, use faster
6877 Arm_relobj::simple_input_section_output_address.
6879 2010-02-08 David S. Miller <davem@davemloft.net>
6881 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
6882 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
6883 relocation helper function.
6885 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
6886 just like R_SPARC_GOT{10,13,22}.
6887 (Target_sparc::Scan::local): Likewise.
6888 (Target_sparc::Relocate:relocate): Likewise.
6890 2010-02-06 Ian Lance Taylor <iant@google.com>
6892 * configure.ac: Rewrite targetobjs duplicate removal code to use
6893 only shell constructs.
6894 * configure: Rebuild.
6896 2010-02-05 Doug Kwan <dougkwan@google.com>
6899 * arm.cc (Arm_relobj::section_is_scannable): New method.
6900 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
6901 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
6903 2010-02-04 Doug Kwan <dougkwan@google.com>
6906 * arm-reloc-property.cc (cstdio): Include.
6907 * configure.ac (targetobjs): Remove duplicates.
6908 * configure: Regenerate.
6909 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
6910 big and little endian version for a given address size.
6912 2010-02-03 Doug Kwan <dougkwan@google.com>
6914 * arm-reloc-property.cc
6915 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6917 * arm-reloc-property.h
6918 (Arm_reloc_property_table::get_implemented_static_reloc_property):
6919 New method definition.
6920 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6922 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
6924 (GOT_PREL): Change implemented to Y.
6925 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
6926 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
6927 (Arm_relocate_functions::movw_abs_nc): Remove method.
6928 (Arm_relocate_functions::movt_abs): Ditto.
6929 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
6930 (Arm_relocate_functions::thm_movt_abs): Ditto.
6931 (Arm_relocate_functions::movw_rel_nc): Ditto.
6932 (Arm_relocate_functions::movw_rel): Ditto.
6933 (Arm_relocate_functions::movt_rel): Ditto.
6934 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
6935 (Arm_relocate_functions:thm_movw_rel): Ditto.
6936 (Arm_relocate_functions:thm_movt_rel): Ditto.
6937 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
6938 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
6939 New method definitions.
6940 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
6941 (Arm_relocation_functions::arm_grp_ldr): Ditto.
6942 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
6943 (Arm_relocation_functions::arm_grp_ldc): Ditto.
6944 (Target_arm::Relocate::relocate): Check for non-static or
6945 unimplemented relocation code and exit early. Change calls to
6946 Target_arm::reloc_uses_thumb_bit and
6947 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
6948 instead. Refactor code to handle similar relocations to increase
6949 code sharing. Remove check for unsupported relocation code in switch
6951 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
6952 relocation property table to find out size. Change error message to
6953 print out the name of a relocation code instead of the numeric value.
6954 (Target_arm::scan_reloc_for_stub): Use relocation property table
6955 instead of calling Target_arm::reloc_uses_thumb_bit().
6957 2010-02-02 Doug Kwan <dougkwan@google.com>
6959 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
6960 types of relaxed input section.
6962 2010-02-02 Doug Kwan <dougkwan@google.com>
6964 * Makefile.am (HFILES): Add arm-reloc-property.h.
6966 (TARGETSOURCES): Add arm-reloc-property.cc
6967 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
6968 (libgold_a_SOURCES): $(DEFFILES)
6969 * Makefile.in: Regenerate.
6970 * arm-reloc-property.cc: New file.
6971 * arm-reloc-property.h: New file.
6972 * arm-reloc.def: New file.
6973 * arm.cc: Update comments.
6974 (arm-reloc-property.h): New included header.
6975 (arm_reloc_property_table): New global variable.
6976 (Target_arm::do_select_as_default_target): New method definition.
6977 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
6978 arm-reloc-property to targ_extra_obj.
6979 * parameters.cc (set_parameters_target): Call
6980 Target::select_as_default_target().
6981 * target.h (Target::select_as_default_target): New method definition.
6982 (Target::do_select_as_default_target): Same.
6984 2010-02-01 Doug Kwan <dougkwan@google.com>
6986 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
6987 first_output_text_section_.
6988 (Arm_exidx_fixup::first_output_text_section): New method definition.
6989 (Arm_exidx_fixup::first_output_text_section_): New data member.
6990 (Arm_exidx_fixup::process_exidx_section): Record the first text
6991 output section seen.
6992 (Arm_output_section::fix_exidx_coverage): Set correct linked section
6993 and entsize in output section header.
6995 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6997 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
6998 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
6999 (Arm_relocate_functions::thm_alu11): New Method.
7000 (Arm_relocate_functions::thm_pc8): New Method.
7001 (Arm_relocate_functions::thm_pc12): New Method.
7002 (Target_arm::Scan::local): Handle the relocations.
7003 (Target_arm::Scan::global): Likewise.
7004 (Target_arm::Relocate::relocate): Likewise.
7005 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7007 2010-01-29 Doug Kwan <dougkwan@google.com>
7009 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
7010 of relocation types as ld.
7012 2010-01-29 Doug Kwan <dougkwan@google.com>
7014 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
7016 (Arm_relocate_functions::thumb_branch_common): Ditto.
7017 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
7018 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
7019 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
7020 Arm_relocate_functions::jump24): Remove.
7021 (Target_arm::Relocate::relocate): Adjust code to call
7022 Arm_relocation_functions::arm_branch_common and
7023 Arm_relocation_functions::thumb_branch_common instead of their removed
7024 wrappers. Merge switch-cases together to reduce source code size.
7026 2010-01-29 Doug Kwan <dougkwan@google.com>
7028 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
7029 output_local_symbol_count_needs_update_.
7030 (Arm_relobj::output_local_symbol_count_needs_update,
7031 Arm_relobj::set_output_local_symbol_count_needs_update,
7032 Arm_relobj::update_output_local_symbol_count): New methods.
7033 (Arm_relobj::output_local_symbol_count_needs_update_): New data
7035 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
7036 of pointed function as in a R_ARM_PREL31 relocation.
7037 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
7038 for output local symbol count updating.
7039 (Target_arm::do_relax): Update output local symbol counts in objects
7041 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
7043 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7045 * arm.cc: Added support for the ARM relocations:
7046 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
7047 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
7048 (Arm_relocate_functions::movw_rel_nc): Renamed (was
7050 (Arm_relocate_functions::movw_rel): New method.
7051 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
7052 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
7054 (Arm_relocate_functions::thm_movw_rel): New method.
7055 (Arm_relocate_functions::thm_movt_rel): Renamed (was
7057 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
7059 (Target_arm::Scan::global): Likewise.
7060 (Target_arm::Relocate::relocate): Likewise.
7061 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7064 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7066 * arm.cc: Added support for ARM group relocations.
7067 (Target_arm::reloc_needs_sym_origin): New method.
7068 (Arm_relocate_functions::calc_grp_kn): New method.
7069 (Arm_relocate_functions::calc_grp_residual): New method.
7070 (Arm_relocate_functions::calc_grp_gn): New method.
7071 (Arm_relocate_functions::arm_grp_alu): New Method.
7072 (Arm_relocate_functions::arm_grp_ldr): New Method.
7073 (Arm_relocate_functions::arm_grp_ldrs): New Method.
7074 (Arm_relocate_functions::arm_grp_ldc): New Method.
7075 (Target_arm::Scan::local): Handle the ARM group relocations.
7076 (Target_arm::Scan::global): Likewise.
7077 (Target_arm::Relocate::relocate): Likewise.
7078 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7081 2010-01-26 Doug Kwan <dougkwan@google.com>
7083 * arm.cc (set): Include.
7084 (class Arm_exidx_fixup): Change type of last_input_section_ to const
7086 (Arm_output_section::Text_section_list): New type.
7087 (Arm_output_section::append_text_sections_to_list): New method.
7088 (Arm_output_section::fix_exidx_coverage): Ditto.
7089 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
7090 (Arm_relobj::convert_input_section_to_relaxed_section): Use
7091 Relobj::set_section_offset() instead of
7092 Sized_relobj::invalidate_section_offset().
7093 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
7094 parameter for section headers. Ignore relocation sections for
7095 unallocated sections and EXIDX sections.
7096 (Target_arm::fix_exidx_coverage): New method.
7097 (Target_arm::output_section_address_less_than): New type.
7098 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
7099 linked text section instead of the EXIDX section.
7100 (Arm_output_section::create_stub_group): Add an assertion to check
7101 that this is not an EXIDX output section.
7102 (Arm_output_section::append_text_sections_to_list): New method.
7103 (Arm_output_section::fix_exidx_coverage): Ditto.
7104 (Arm_relobj::scan_sections_for_stubs): Adjust call to
7105 Arm_relobj::section_needs_reloc_stub_scanning.
7106 (Target_arm::do_relax): Fix EXIDX output section coverage in the
7108 (Target_arm::fix_exidx_coverage): New method.
7109 * object.h (Relobj::set_output_section): New method.
7110 (Sized_relobj::invalidate_section_offset): Remove method.
7111 (Sized_relobj::do_invalidate_section_offset): Remove method.
7112 (Sized_relobj::do_set_section_offset): Handle offset value -1.
7114 2010-01-25 Doug Kwan <dougkwan@google.com>
7116 * arm.cc (Arm_exidx_merged_section::do_output_offset):
7117 Fix warning due to signed and unsigned comparison on a 32-bit host.
7119 2010-01-22 Doug Kwan <dougkwan@google.com>
7121 * arm.cc (Target_arm::do_relax): Record an output section for section
7122 offset adjustment it contains any stub table that has changed.
7123 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7124 offsets in an output section if necessary.
7125 * output.cc (Output_section::Output_section): Initialize
7126 section_offsets_need_adjustments_.
7127 (Output_section::add_input_section_for_script): Renamed to
7128 Output_section::add_simple_input_section.
7129 (Output_section::save_states): Add a comment.
7130 (Output_section::discard_states): New method defintion.
7131 (Output_section::adjust_section_offsets): Same.
7132 * output.h (Output_section::add_input_section_for_script): Renamed to
7133 Output_section::add_simple_input_section.
7134 (Output_section::discard_states): New method declaration.
7135 (Output_section::adjust_section_offsets): Same.
7136 (Output_section::section_offsets_need_adjustment,
7137 Output_section::set_section_offsets_need_adjustment): New method
7139 (Output_section::section_offsets_need_adjustment_): New data member.
7140 * script-sections.cc
7141 (Output_section_element_input::set_section_address): Adjust code for
7142 renaming of Output_section::add_input_section_for_script.
7143 (Orphan_output_section::set_section_address): Same.
7145 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7147 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7148 Fix_v4bx enum values .
7149 * gold/options.h (General_options): New option definitions.
7150 (General_options::fix_v4bx): New method.
7151 (General_options::Fix_v4bx): New enum.
7152 * gold/options.cc (General_options::parse_fix_v4bx): New method.
7153 (General_options::parse_fix_v4bx_interworking): New method.
7155 2010-01-22 Doug Kwan <dougkwan@google.com>
7157 * arm.cc (Arm_exidx_fixup): New class.
7159 2010-01-21 Doug Kwan <dougkwan@google.com>
7161 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7163 (Arm_exidx_section_offset_map): New type.
7165 2010-01-21 Doug Kwan <dougkwan@google.com>
7167 * arm.cc (Arm_exidx_input_section): New class.
7168 (Arm_relobj::exidx_input_section_by_link,
7169 Arm_relobj::exidx_input_section_by_shndx,
7170 Arm_relobj::make_exidx_input_section): New methods.
7171 (read_arm_attributes_section): Remove.
7172 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7173 information about them.
7174 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7177 2010-01-20 Doug Kwan <dougkwan@google.com>
7179 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7180 Input_section_specifier to Section_id.
7181 (Target_arm::new_arm_input_section: Adjust code for change of key
7183 (Target_arm::find_arm_input_section): Ditto.
7184 * gc.h (object.h): Include for Section_id nand Section_id_hash.
7185 (Section_id): Remove.
7186 (Garbage_collection::Section_id_hash): Remove.
7187 * icf.h (object.h): Include for Section_id nand Section_id_hash.
7188 (Section_id): Remove.
7189 (Icf::Section_id_hash): Remove.
7190 * object.h (Section_id, Const_section_id, Section_id_hash,
7191 Const_section_id_hash): New type definitions.
7192 * output.cc (Output_section::add_relaxed_input_section): Change to
7193 use Const_section_id instead of Input_section_specifier as key type.
7194 (Output_section::add_merge_input_section): Ditto.
7195 (Output_section::build_relaxation_map): Change to use Section_id
7196 instead of Input_section_specifier as key type.
7197 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7199 (Output_section::convert_input_sections_to_relaxed_sections): Change
7200 to use Const_section_id instead of Input_section_specifier as key type.
7201 (Output_section::find_merge_section): Ditto.
7202 (Output_section::find_relaxed_input_section): Ditto.
7203 * output.h (Input_section_specifier): Remove class.
7204 (Output_section::Output_section_data_by_input_section_map): Change
7205 key type to Const_section_id.
7206 (Output_section::Output_relaxed_input_section_by_input_section_map):
7208 (Output_section::Relaxation_map): Change key type to Section_id.
7210 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7212 * gold/arm.cc: Added support for R_ARM_V4BX relocation
7213 (class Arm_v4bx_stub): New class.
7214 (DEF_STUBS): Updated definition to support v4_veneer_bx.
7215 (Stub_factory::make_arm_v4bx_stub): New method.
7216 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7217 (Stub_table::empty): Handle v4bx stubs.
7218 (Stub_table::add_arm_v4bx_stub): New method.
7219 (Stub_table::find_arm_v4bx_stub): New method.
7220 (Arm_relocate_functions::v4bx): New method.
7221 (Target_arm::fix_v4bx): New method.
7222 (Target_arm::Target_arm): Handle R_ARM_V4BX.
7223 (Stub_table::relocate_stubs): Likewise.
7224 (Stub_table::do_write): Likewise.
7225 (Stub_table::update_data_size_and_addralign): Likewise.
7226 (Stub_table::finalize_stubs): Likewise.
7227 (Target_arm::Scan::local): Likewise.
7228 (Target_arm::Scan::global): Likewise.
7229 (Target_arm::do_finalize_sections): Likewise.
7230 (Target_arm::Relocate::relocate): Likewise.
7231 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7233 (Target_arm::scan_reloc_for_stub): Likewise.
7234 (Target_arm::scan_reloc_section_for_stubs): Likewise.
7236 2010-01-19 Ian Lance Taylor <iant@google.com>
7238 * output.cc (Output_section_headers::do_sized_write): Write large
7239 segment count to sh_info field.
7240 (Output_file_header::do_sized_write): For large segment count,
7241 write PN_XNUM to e_phnum field.
7243 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7245 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7246 (Arm_relocate_functions::thm_jump8): New function.
7247 (Arm_relocate_functions::thm_jump11): New function.
7248 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7250 (Target_arm::Scan::global): Likewise.
7251 (Target_arm::Relocate::relocate): Likewise.
7252 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7255 2010-01-14 Doug Kwan <dougkwan@google.com>
7257 * arm.cc (map, utility): Include headers.
7258 (Target_arm::apply_cortex_a8_workaround): New method.
7259 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7260 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7261 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7262 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7263 the --[no-]fix-cortex-a8 command line options.
7264 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7265 (Target_arm::relocate_stub): Use addend in instruction template.
7266 * options.h (DEFINE_bool): Set the user-set flag.
7267 (General_options): Add --[no-]-fix-cortex options.
7268 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7269 : Update fast look-up map after conversion.
7271 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7273 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7274 in the first pass of do_layout.
7276 2010-01-13 Doug Kwan <dougkwan@google.com>
7278 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7279 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7280 apparent compiler problem of not folding static constant integral
7281 data members of elfcpp::Elf_sizes<32>.
7283 2010-01-13 Doug Kwan <dougkwan@google.com>
7285 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7286 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7287 Arm_relobj::scan_section_for_cortex_a8_erratum,
7288 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7289 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7290 sections to scan for relocation stubs into a new method
7291 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7292 relocation and Cortex-A8 stub scanning.
7293 (Target_arm::do_relax): Force stubs to be after stubbed sections
7294 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7295 the beginning of a new relaxation pass. Update a comment.
7296 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7298 2010-01-12 Ian Lance Taylor <iant@google.com>
7300 * target-reloc.h (visibility_error): New inline function.
7301 (relocate_section): Call visibility_error.
7302 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7303 (MOSTLYCLEANFILES): Likewise.
7304 (protected_4_pic.o, protected_3.err): New targets.
7305 * testsuite/protected_4.cc: New file.
7307 2010-01-12 Doug Kwan <dougkwan@google.com>
7309 * arm.cc (Cortex_a8_reloc): New class.
7310 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7311 and cortex_a8_relocs_info_.
7312 (Target_arm::fix_cortex_a8): New method definition.
7313 (Target_arm::Cortex_a8_relocs_info): New type.
7314 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7315 New data member declarations.
7316 (Target_arm::scan_reloc_for_stub): Record information about
7317 relocations for THUMB branches that might be exempted from the
7318 Cortex-A8 workaround.
7319 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7320 at the beginning of a relaxation pass.
7322 2010-01-12 Doug Kwan <dougkwan@google.com>
7324 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7325 (Arm_relobj::Mapping_symbol_position,
7326 Arm_reloj::Mapping_symbol_position_less,
7327 Arm_relobj::Mapping_symbols_info): New types.
7328 (Target_arm::is_mapping_symbol_name): New method definition.
7329 (Arm_relobj::do_count_local_symbols): Save information about mapping
7332 2010-01-11 Doug Kwan <dougkwan@google.com>
7334 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7335 Arm_relocate_functions::thumb32_branch_upper,
7336 Arm_relocate_functions::thumb32_branch_lower,
7337 Arm_relocate_functions::thumb32_cond_branch_offset,
7338 Arm_relocate_functions::thumb32_cond_branch_upper,
7339 Arm_relocate_functions::thumb32_cond_branch_lower,
7340 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7341 branch offset encoding.
7342 (Arm_relocate_functions::thumb_branch_common): Use new branch
7343 offset encoding methods to avoid code duplication.
7344 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7345 (Stub_addend_reader::operator()): Use new branch encoding method
7346 to avoid code duplication.
7348 2010-01-11 Doug Kwan <dougkwan@google.com>
7350 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7351 (Target_arm::do_finalize_sections): Define special EXIDX section
7352 symbols only if referenced.
7353 * gc.h (Garbage_collection::add_reference): New method.
7354 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7357 2010-01-11 Ian Lance Taylor <iant@google.com>
7359 * script.cc (Version_script_info::build_expression_list_lookup):
7360 Change complaing about duplicate wildcard match from error to
7363 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7365 (Version_script_info::Version_script_info): Initialize globs_,
7366 default_version_, default_is_global_, and exact_. Don't
7367 initialize globals_ or locals_.
7368 (Version_script_info::build_lookup_tables): Build local symbols
7370 (Version_script_info::unquote): New function.
7371 (Version_script_info::add_exact_match): New function.
7372 (Version_script_info::build_expression_list_lookup): Remove lookup
7373 parameter. Add is_global parameter. Change all callers. Handle
7374 wildcard pattern specially. Unquote pattern. Call
7376 (Version_script_info::get_name_to_match): New function.
7377 (Version_script_info::get_symbol_version): New function.
7378 (Version_script_info::get_symbol_version_helper): Remove.
7379 (Version_script_info::check_unmatched_names): Call unquote.
7380 * script.h (class Version_script_info): Change get_symbol_version
7381 to be non-inline and add is_global parameter; change all callers.
7382 Rewrite symbol_is_local. Update declarations. Define struct
7383 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7384 Remove globals_ and locals_ members. Add exact_, globs_,
7385 default_version_, is_global_.
7386 (Version_script_info::Glob): Remove pattern, add expression and
7387 is_global. Update constructor. Change all callers.
7388 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7390 (Versions::symbol_section_contents): If a symbol is undefined, or
7391 defined in a dynamic object, set the version index to
7393 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7395 (Symbol_table::add_from_pluginobj): Likewise.
7396 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7398 2010-01-11 Doug Kwan <dougkwan@google.com>
7400 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7401 (incremental_dump_LDADD): Add linking option for libintl.
7402 * Makefile.in: Regenerate.
7404 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7407 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7409 * testsuite/Makefile.in: Regenerated.
7411 2010-01-10 Doug Kwan <dougkwan@google.com>
7413 * options.h (DEFINE_var): Use parentheses around argument varname__
7414 in macro body to avoid any unintended subsequent substitutions.
7416 2010-01-10 Ian Lance Taylor <iant@google.com>
7418 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7419 candidates before doing symbol resolution.
7421 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7422 ODR candidates if only one is weak.
7424 2010-01-08 Ian Lance Taylor <iant@google.com>
7426 * script.cc (Version_script_info::build_expression_list_lookup):
7427 Don't warn about ambiguous version, just record the ambiguity.
7428 (Version_script_info::get_symbol_version_helper): Give error if
7429 version is ambiguous.
7431 2010-01-08 Doug Kwan <dougkwan@google.com>
7433 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7434 prev_data_size_ and prev_addralign_. Remove initializer for
7435 deleted data member has_been_changed_.
7436 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7437 to determine if the table is empty.
7438 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7440 (Stub_table::add_reloc_stub): Define method in class definition
7441 instead of just declaring it there.
7442 (Stub_table::add_cortex_a8_stub): New method definition.
7443 (Stub_table::update_data_size_and_addralign): Ditto.
7444 (Stub_table::finalize_stubs): Ditto.
7445 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7446 (Stub_table::do_addralign_): Return address alignment in the
7447 (Stub_table::do_reset_address_and_file_offset): Define method in
7448 class definition instead of declaring it there. Set current data
7449 size to be the data size of the previous pass.
7450 (Stub_table::set_final_data_size): Use current data size as the
7452 (Stub_table::relocate_stub): Change parameter type of stub from
7453 Reloc_stub pointer to Stub pointer.
7454 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7455 (Stub_table::Cortex_a8_stub_list): New typedef.
7456 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7457 Stub_table::prev_addralign_): New data member.
7458 (Arm_relobj::Arm_relobj): Initialize data member
7459 section_has_cortex_a8_workaround_.
7460 (Arm_relobj::section_has_cortex_a8_workaround,
7461 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7463 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7465 (Target_arm::relocate_stub): Change parameter type of stub from
7466 Reloc_stub pointer to Stub pointer.
7467 (Insn_template::size, Insn_template::alignment): Handle
7468 THUMB16_SPECIAL_TYPE.
7469 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7470 Stub_table::update_data_size_and_addralign,
7471 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7473 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7474 (Stub_table::do_write): Ditto.
7475 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7477 2010-01-08 Ian Lance Taylor <iant@google.com>
7480 * symtab.h (class Symbol): Remove fields is_target_special_ and
7481 has_plt_offset_. Add field is_defined_in_discarded_section_.
7482 (Symbol::is_defined_in_discarded_section): New function.
7483 (Symbol::set_is_defined_in_discarded_section): New function.
7484 (Symbol::has_plt_offset): Rewrite.
7485 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7486 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7487 Don't initialize is_target_special_ or has_plt_offset_.
7488 Initialize is_defined_in_discarded_section_.
7489 (Symbol_table::add_from_relobj): If appropriate, set
7490 is_defined_in_discarded_section.
7491 * resolve.cc (Symbol::override_base_with_special): Don't test
7492 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7493 * target-reloc.h (relocate_section): Do special handling for
7494 symbols defined in discarded sections for global symbols as well
7497 2010-01-08 Ian Lance Taylor <iant@google.com>
7499 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7500 the SHT_SYMTAB case.
7502 2010-01-08 Ian Lance Taylor <iant@google.com>
7504 * object.cc (Sized_relobj::do_layout): Don't get confused if
7505 layout_eh_frame returns NULL.
7507 2010-01-08 Ian Lance Taylor <iant@google.com>
7510 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7511 dynamic symbol table, use the normal symbol table.
7512 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7515 2010-01-08 Ian Lance Taylor <iant@google.com>
7518 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7521 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7523 * version.cc (print_version): Change to "Copyright 2010".
7525 2010-01-08 Ian Lance Taylor <iant@google.com>
7529 * i386.cc (class Target_i386): Change return type of plt_section
7531 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7532 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7533 tls_desc_rel_ field.
7534 (Output_data_plt_i386::rel_tls_desc): New function.
7535 (Target_i386::rel_tls_desc_section): New function.
7536 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7537 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7538 R_386_TLS_DESC reloc in rel_tls_desc_section.
7539 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7540 Define struct Tlsdesc_info.
7541 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7542 (Target_x86_64::do_reloc_symbol_index): New function.
7543 (Target_x86_64::add_tlsdesc_info): New function.
7544 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7545 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7547 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7549 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7550 (Target_x86_64::rela_tlsdesc_section): New function.
7551 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7553 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7554 (Target_x86_64::do_reloc_addend): New function.
7555 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7556 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7557 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7558 (Output_reloc::type): New function.
7559 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7560 (Output_reloc::is_target_specific): New function.
7561 (Output_reloc::target_arg): New function.
7562 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7563 absolute relocs and target specific relocs.
7564 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7565 add_target_specific.
7566 (class Output_data_reloc) [SHT_RELA]: Likewise.
7567 * output.cc (Output_reloc::Output_reloc): Add four new versions
7568 for absolute relocs and target specific relocs.
7569 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
7570 (Output_reloc::get_symbol_index): Likewise.
7571 (Output_reloc::local_section_offset): Check that local_sym_index_
7572 is not TARGET_CODE or 0.
7573 (Output_reloc::symbol_value): Likewise.
7574 (Output_reloc::write) [SHT_RELA]: Call target for target specific
7576 * target.h (class Target): Add reloc_symbol_index and reloc_addend
7577 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
7579 * layout.cc (add_target_dynamic_tags): Use output section for
7580 DT_PLTRELSZ and DT_JMPREL.
7582 2010-01-07 Ian Lance Taylor <iant@google.com>
7585 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
7587 (class Output_data_reloc_generic): Define.
7588 (class Output_data_reloc_base): Change base class to
7589 Output_data_reloc_generic. Change add() method to call
7590 bump_relative_reloc_count for a relative reloc. Remove
7592 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
7594 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
7595 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
7597 * layout.h (class Layout): Update declaration.
7599 2010-01-07 Ian Lance Taylor <iant@google.com>
7601 * output.h (class Output_data): Add const version of
7602 output_section and do_output_section.
7603 (class Output_section_data): Add const version of
7605 (class Output_section): Likewise.
7606 * layout.cc (Layout::add_target_dynamic_tags): New function.
7607 * layout.h (class Layout): Update declarations.
7608 * arm.cc (Target_arm::do_finalize_sections): Use
7609 add_target_dynamic_tags.
7610 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7611 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7612 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7613 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7615 2010-01-07 Ian Lance Taylor <iant@google.com>
7618 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
7621 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7622 Ian Lance Taylor <iant@google.com>
7625 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
7626 Xindex::read_symtab_xindex.
7628 2010-01-07 Doug Kwan <dougkwan@google.com>
7630 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
7631 (Insn_template::thumb16_bcond_insn): New method declaration.
7632 (Insn_template): Fix spelling.
7633 (Stub::thumb16_special): New method declaration.
7634 (Stub::do_write): Define virtual method which was previously pure
7636 (Stub::do_thumb16_special): New method declaration.
7637 (Stub::do_fixed_endian_write): New template member.
7638 (Reloc_stub::do_write): Remove.
7639 (Reloc_stub::do_fixed_endian_write): Remove.
7640 (Cortex_a8_stub): New class definition.
7641 (Stub_factory::make_cortex_a8_stub): New method definition.
7642 (Stub_factory::Stub_factory): Add missing static storage class
7643 qualifier for elf32_arm_stub_a8_veneer_blx.
7645 2010-01-07 Ian Lance Taylor <iant@google.com>
7648 * options.h (class General_options): Add --warn-unresolved-symbols
7649 and --error-unresolved-symbols.
7650 * errors.cc (Errors::undefined_symbol): Implement
7651 --warn-unresolved-symbols.
7653 * options.h (class General_options): Add -z text and -z textoff.
7654 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
7656 2010-01-06 Sriraman Tallam <tmsriram@google.com>
7658 * gc.h (Garbage_collection::Cident_section_map): New typedef.
7659 (Garbage_collection::cident_sections): New function.
7660 (Garbage_collection::add_cident_section): New function.
7661 (Garbage_collection::cident_sections_): New member.
7662 (gc_process_relocs): Add references to sections whose names are C
7664 * gold.h (cident_section_start_prefix): New constant.
7665 (cident_section_stop_prefix): New constant.
7666 (is_cident): New function.
7667 * layout.cc (Layout::define_section_symbols): Replace string constants
7668 with the newly defined constants.
7669 * object.cc (Sized_relobj::do_layout): Track sections whose names are
7671 * testsuite/Makefile.am: Add gc_orphan_section_test.
7672 * testsuite/Makefile.in: Regenerate.
7673 * testsuite/gc_orphan_section_test.cc: New file.
7674 * testsuite/gc_orphan_section_test.sh: New file.
7676 2010-01-06 Ian Lance Taylor <iant@google.com>
7679 * options.h (class General_options): Add --warn-shared-textrel.
7680 * layout.cc (Layout::finish_dynamic_section): Implement
7681 --warn-shared-textrel.
7684 * options.h (class General_options): Add --warn-multiple-gp.
7686 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7688 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
7689 $(THREADSLIB) and $(LIBDL).
7690 * Makefile.in: Rebuild.
7692 2010-01-06 Ian Lance Taylor <iant@google.com>
7695 * options.cc (General_options::parse_section_start): New function.
7696 (General_options::section_start): New function.
7697 (General_options::General_options): Initialize all members.
7698 * options.h: Include <map>
7699 (class General_options): Add --section-start. Add section_starts_
7701 * layout.cc (Layout::attach_allocated_section_to_segment): If
7702 --section-start was used, set the address of the segment. Remove
7703 local sort_sections.
7704 (Layout::relaxation_loop_body): If the address of the load segment
7705 has been set by --section-start, don't use it.
7706 * output.h (Output_segment::update_flags_for_output_section): New
7708 * output.cc (Output_segment::add_output_section): Call
7709 update_flags_for_output_section.
7711 2010-01-05 Ian Lance Taylor <iant@google.com>
7714 * options.h (class General_options): Add --undefined-version.
7715 * script.cc (struct Version_expression): Add was_matched_by_symbol
7717 (Version_script_info::matched_symbol): New function.
7718 (Version_script_info::get_symbol_version_helper): Call
7720 (Version_script_info::check_unmatched_names): New function.
7721 * script.h (class Version_script_info): Update declarations.
7722 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
7724 * options.h (class General_options): Use DEFINE_bool_alias for
7725 allow_multiple_definition.
7726 * resolve.cc (Symbol_table::should_override): Don't test
7727 allow_multiple_definition.
7730 * options.h (class General_options): Add --cref.
7731 * main.cc (main): Print cref table if --cref. Don't close mapfile
7732 until after printing cref table.
7733 * cref.cc: Include "symtab.h".
7734 (class Cref_inputs): Define Cref_table_compare and Cref_table.
7735 (Cref_table_compare::operator()): New function.
7736 (Cref_inputs::gather_cref): New function.
7737 (filecol): New static const.
7738 (Cref_inputs::print_cref): New function.
7739 (Cref::print_cref): New function.
7740 * cref.h: Include <cstdio>.
7741 (class Cref): Update declarations.
7742 * mapfile.h (Mapfile::file): New function.
7743 * object.h (class Object): Define Symbols. Declare virtual
7744 do_get_global_symbols.
7745 (Object::get_global_symbols): New function.
7746 * object.cc (Input_objects::add_object): Pass object to cref_ if
7748 (Input_objects::archive_start): Likewise.
7749 (Input_objects::archive_stop): Likewise.
7750 (Input_objects::print_cref): New function.
7751 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
7752 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
7754 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
7756 * plugin.h (class Sized_pluginobj): Update declarations.
7758 2010-01-05 Ian Lance Taylor <iant@google.com>
7760 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
7761 to is_default_version. Rename insdef to insdefault.
7762 (Symbol_table::add_from_relobj): Rename def to is_default_version
7763 and local to is_forced_local.
7764 (Symbol_table::add_from_pluginobj): Likewise.
7765 (Symbol_table::add_from_dynobj): Likewise.
7766 (Symbol_table::define_special_symbol): Rename insdef to
7769 2010-01-04 Ian Lance Taylor <iant@google.com>
7772 * options.h (class General_options): Add
7773 --allow-multiple-definition and -z muldefs.
7774 * resolve.cc (Symbol_table::should_override): Don't warn about a
7775 multiple symbol definition if --allow-multiple-definition or -z
7779 * options.h (class General_options): Add --add-needed and
7780 --copy-dt-needed-entries. Tweak --as-needed help entry.
7781 * object.cc (Input_objects::check_dynamic_dependencies): Give an
7782 error if --copy-dt-needed-entries aka --add-needed is used and
7783 would cause a change in behaviour.
7786 * options.h (class General_options): Add -G as a short version of
7787 --shared. Add no-op options -assert, -g, and -i.
7789 2010-01-04 Sriraman Tallam <tmsriram@google.com>
7791 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
7792 check for .text or .gnu.linkonce.t sections.
7793 * icf.cc (Icf::find_identical_sections): Ditto.
7794 Change the detection for mangled function name within the section
7796 * icf.h (is_section_foldable_candidate): New function.
7798 2009-12-30 Ian Lance Taylor <iant@google.com>
7801 * options.h (class General_options): Permit two dashes with
7802 --retain-symbols-file.
7804 2009-12-30 Ian Lance Taylor <iant@google.com>
7807 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
7808 don't put the file header and segment headers in the text
7812 * common.cc (Sort_commons::operator()): Stabilize sort when both
7814 (Symbol_table::do_allocate_commons_list): When allocating common
7815 symbols, skip a symbol which is no longer common.
7816 * symtab.h (Symbol::is_common): Test whether the symbol comes from
7817 an object before checking its type.
7818 * testsuite/common_test_2.c: New file.
7819 * testsuite/common_test_3.c: New file.
7820 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
7821 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
7822 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
7823 (common_test_2_pic.o, common_test_2.so): New targets.
7824 (common_test_3_pic.o, common_test_3.so): New targets.
7825 * testsuite/Makefile.in: Rebuild.
7828 * script.cc (read_input_script): If we see a new SECTIONS clause,
7829 and we have added an input section, give an error.
7830 * layout.h (class Layout): Add have_added_input_section function.
7831 Add have_added_input_section_ field.
7832 * layout.cc (Layout::Layout): Initialize
7833 have_added_input_section_.
7834 (Layout::layout): Set have_added_input_section_.
7835 (Layout::layout_eh_frame): Likewise.
7837 2009-12-30 Ian Lance Taylor <iant@google.com>
7840 * options.h (class General_options): Add --sort-common option.
7841 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
7842 * common.cc (Sort_common): Add sort_order parameter to
7843 constructor. Add sort_order_ field.
7844 (Sort_commons::operator): Check sort_order_.
7845 (Symbol_table::allocate_commons): Determine the sort order.
7846 (Symbol_table::do_allocate_commons): Add sort_order parameter.
7848 (Symbol_table::do_allocate_commons_list): Likewise.
7850 2009-12-30 Ian Lance Taylor <iant@google.com>
7853 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
7854 symbols from this object, don't change the visibility of an
7856 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
7858 2009-12-30 Ian Lance Taylor <iant@google.com>
7861 * script.h (class Version_script_info): Define Language enum.
7862 Update declarations. Define Glob, Exact, and Lookup types. Add
7863 new fields globals_, locals_, and is_finalized_.
7864 * script.cc: Various formatting fixes.
7865 (class Parser_closure): Change language_stack_ from a vector of
7866 std::string to one of Version_script_info::Language. Adjust all
7868 (class Lazy_demangler): Remove.
7869 (struct Version_expression): Change language from std::string to
7870 Version_script_info::Language.
7871 (Version_script_info::Version_script_info): New function.
7872 (Version_script_info::~Version_script_info): Don't call clear.
7873 (Version_script_info::finalize): New function.
7874 (Version_script_info::build_lookup_tables): New function.
7875 (Version_script_info::build_expression_list_lookup): New
7877 (Version_script_info::get_symbol_version_helper): Rewrite to use
7879 (Version_script_info::print_expression_list): Adjust to use
7880 Version_script_info::Language.
7881 (script_push_lex_into_version_mode): Check that the version script
7882 has not been finalized.
7883 (version_script_push_lang): Change language string to
7884 Version_script_info::Language.
7885 * options.cc (Command_line::version_script): New function.
7886 * options.h (class General_options): Add finalize_dynamic_list
7887 function. Change version_script from declaration to definition.
7888 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
7889 * testsuite/version_script.map: Remove duplicate def of foo.
7890 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
7892 * testsuite/Makefile.in: Rebuild.
7894 2009-12-30 Ian Lance Taylor <iant@google.com>
7897 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
7898 if the input symbol index is 0, make the output symbol index 0.
7900 2009-12-30 Ian Lance Taylor <iant@google.com>
7903 * options.h (class General_options): Add -x/--discard-all.
7904 * object.cc (Sized_relobj::do_count_local_symbols): Handle
7905 --discard-all. If the local symbol needs a dynamic entry, check
7906 that before handling --discard-locals.
7908 2009-12-30 Ian Lance Taylor <iant@google.com>
7911 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
7913 (Output_segment::add_output_section): Don't change the flags if
7917 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
7918 GNU hash table if they need a dynamic value. Otherwise, don't add
7919 them if they are defined in a dynamic object or are forced local.
7921 2009-12-29 Ian Lance Taylor <iant@google.com>
7924 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
7925 .gnu.hash table for a 32-bit target.
7928 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
7929 regular and a dynamic object only needs a dynamic symbol table
7930 entry if it is externally visible.
7933 * i386.cc (class Target_i386): Initialize global_offset_table_ in
7934 constructor. Add global_offset_table_ field.
7935 (Target_i386::got_section): Set global_offset_table_.
7936 (Target_i386::do_finalize_sections): Set global_offset_table_
7938 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
7939 in constructor. Add global_offset_table_ field.
7940 (Target_x86_64::got_section): Set global_offset_table_.
7941 (Target_x86_64::do_finalize_sections): Set global_offset_table_
7944 * layout.cc (Layout::Layout): Initialize increase_relro_.
7945 (Layout::get_output_section): Add is_relro, is_last_relro, and
7946 is_first_non_relro parameters. Change all callers.
7947 (Layout::choose_output_section): Likewise.
7948 (Layout::add_output_section_data): Likewise.
7949 (Layout::make_output_section): Likewise.
7950 (Layout::set_segment_offsets): Clear increase_relro when using a
7952 * layout.h (class Layout): Add increase_relro method. Add
7953 increase_relro_ field. Update declarations.
7954 * output.cc (Output_section::Output_section): Initialize
7955 is_last_relro_ and is_first_non_relro_.
7956 (Output_segment::add_output_section): Group relro sections is
7957 do_sort is true. Handle is_last_relro and is_first_non_relro.
7958 (Output_segment::maximum_alignment): Remove relro handling.
7959 (Output_segment::set_section_addresses): Add increase_relro
7960 parameter. Change all callers. Add initial alignment to align
7961 relro sections on separate page. Remove old relro handling.
7962 (Output_segment::set_section_list_addresses): Remove in_relro
7963 parameter. Change all callers.
7964 (Output_segment::set_offset): Add increase parameter. Change all
7965 callers. Remove old relro handling.
7966 * output.h (class Output_section): Add new methods: is_last_relro,
7967 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
7968 Add is_last_relro_ and is_first_non_relro_ fields.
7969 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
7970 Create separate .got.plt section. Call increase_relro.
7971 * x86_64.cc (Target_x86_64::got_section): Likewise.
7972 * testsuite/relro_script_test.t: Add .got.plt.
7975 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
7976 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
7977 (Layout::finalize): Call set_dynamic_symbol_size.
7978 (Layout::set_dynamic_symbol_size): New function.
7979 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
7980 set_dynamic_symbol_size.
7983 * output.h (class Output_section): Add is_entsize_zero_ field.
7984 * output.cc (Output_section::Output_section): Initialize
7986 (Output_section::set_entsize): If two different entsizes are
7987 requested, force it to zero.
7988 (Output_section::add_input_section): Set flags for .debug_str
7989 before updating section flags. Set entsize.
7990 (Output_section::update_flags_for_input_section): Set SHF_MERGE
7991 and SHF_STRING if all input sections have those flags.
7993 2009-12-29 Rafael Espindola <espindola@google.com>
7995 * main.cc (main): Fix the sys time reporting.
7996 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
7999 2009-12-29 Sriraman Tallam <tmsriram@google.com>
8001 * options.cc (General_options::parse_version): Allow -v to exit
8002 without an error if there is nothing to link.
8004 2009-12-29 Ian Lance Taylor <iant@google.com>
8006 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
8007 using a version of gcc before 4.1.
8008 * configure: Rebuild.
8010 2009-12-28 Chris Demetriou <cgd@google.com>
8012 * attributes.cc (Output_attributes_section_data::do_write): Use
8013 std::vector::front rather than std::vector::data.
8015 2009-12-28 Ian Lance Taylor <iant@google.com>
8017 * symtab.h (class Symbol_table): Add enum Defined.
8018 * resolve.cc (Symbol_table::should_override): Add defined
8019 parameter. Change all callers. Test whether object is NULL
8020 before calling a method on it.
8021 (Symbol_table::report_resolve_problem): Add defined parameter.
8023 (Symbol_table::should_override_with_special): Likewise.
8024 * symtab.cc (Symbol_table::define_in_output_data): Add defined
8025 parameter. Change all callers.
8026 (Symbol_table::do_define_in_output_data): Likewise.
8027 (Symbol_table::define_in_output_segment): Likewise.
8028 (Symbol_table::do_define_in_output_segment): Likewise.
8029 (Symbol_table::define_as_constant): Likewise.
8030 (Symbol_table::do_define_as_constant): Likewise.
8031 * script.h (class Symbol_assignment): Add is_defsym parameter to
8032 constructor; change all callers.
8033 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
8034 parameter. Change all callers. Add is_defsym_ field.
8035 (class Parser_closure): Add parsing_defsym parameter to
8036 constructor; change all callers. Add parsing_defsym accessor
8037 function. Add parsing_defsym_ field.
8039 2009-12-28 Ian Lance Taylor <iant@google.com>
8041 * gold.cc (queue_middle_tasks): Fix formatting.
8042 * object.cc (Relobj::is_section_name_included): Likewise.
8044 2009-12-23 Ian Lance Taylor <iant@google.com>
8046 * i386.cc (Target_i386::do_calls_non_split): Recognize
8047 -fsplit-stack prologue for a function with a static chain.
8048 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
8049 -fsplit-stack prologue when using %r11.
8051 2009-12-21 Sriraman Tallam <tmsriram@google.com>
8053 * options.cc (General_options::parse_version): Make -v continue and do
8054 the link like GNU ld does.
8056 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
8058 * Makefile.am (CCFILES): Add timer.cc.
8059 (HFILES): Add timer.h.
8060 * configure.ac: Check for sysconf and times.
8061 * main.cc: include timer.h.
8062 (main): Use Timer instead of get_run_time.
8065 * workqueue.cc: include timer.h.
8066 (Workqueue::find_and_run_task):
8067 Report user, sys and wall time.
8068 * Makefile.in: Regenerate.
8069 * config.in: Regenerate.
8070 * configure: Regenerate.
8072 2009-12-16 Doug Kwan <dougkwan@google.com>
8074 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
8076 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
8077 relaxed input sections.
8078 * output.cc (Output_section::find_relaxed_input_section): Change
8079 return type to Output_relaxed_input_section pointer. Adjust code
8080 for new type of relaxed_input_section_map_.
8081 * output.h (Output_section::find_relaxed_input_section): Change
8082 return type to Output_relaxed_input_section pointer.
8083 (Output_section::Output_relaxed_input_section_by_input_section_map):
8085 (Output_section::relaxed_input_section_map_): Change type to
8086 Output_section::Output_relaxed_input_section_by_input_section_map.
8087 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
8090 2009-12-15 Ian Lance Taylor <iant@google.com>
8092 * layout.cc (Layout::create_shstrtab): Only write out after input
8093 sections if we are compressing debug sections.
8095 2009-12-15 Ian Lance Taylor <iant@google.com>
8097 * archive.cc (Archive::add_symbols): Only look up a symbol without
8098 a version if there is, in fact, a version.
8100 2009-12-14 Ian Lance Taylor <iant@google.com>
8102 Revert -Wshadow changes, all changes from:
8103 2009-12-11 Doug Kwan <dougkwan@google.com>
8104 2009-12-11 Nick Clifton <nickc@redhat.com>
8105 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
8107 2009-12-11 Doug Kwan <dougkwan@google.com>
8109 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
8111 * attributes.cc (Object_attribute::size): Ditto.
8112 (Attributes_section_data::size): Ditto.
8113 (Attributes_section_data::Attributes_section_data): Ditto.
8114 (Output_attributes_section_data::do_write): Ditto.
8115 * attributes.h (Object_attribute::set_type): Ditto.
8116 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
8118 2009-12-11 Nick Clifton <nickc@redhat.com>
8120 * archive.cc: Fix shadowed variable warnings.
8122 * compressed_output.cc: Likewise.
8123 * compressed_output.h: Likewise.
8124 * configure: Likewise.
8125 * dwarf_reader.cc: Likewise.
8126 * dynobj.cc: Likewise.
8127 * dynobj.h: Likewise.
8128 * ehframe.cc: Likewise.
8129 * ehframe.h: Likewise.
8130 * errors.cc: Likewise.
8131 * expression.cc: Likewise.
8132 * fileread.cc: Likewise.
8133 * fileread.h: Likewise.
8134 * freebsd.h: Likewise.
8135 * i386.cc: Likewise.
8137 * incremental.h: Likewise.
8138 * layout.cc: Likewise.
8139 * layout.h: Likewise.
8140 * mapfile.cc: Likewise.
8141 * merge.cc: Likewise.
8142 * merge.h: Likewise.
8143 * object.cc: Likewise.
8144 * object.h: Likewise.
8145 * options.h: Likewise.
8146 * output.cc: Likewise.
8147 * output.h: Likewise.
8148 * parameters.cc: Likewise.
8149 * plugin.cc: Likewise.
8150 * powerpc.cc: Likewise.
8151 * reduced_debug_output.cc: Likewise.
8152 * reduced_debug_output.h: Likewise.
8153 * reloc.cc: Likewise.
8154 * reloc.h: Likewise.
8155 * resolve.cc: Likewise.
8156 * script-sections.cc: Likewise.
8157 * script.cc: Likewise.
8158 * script.h: Likewise.
8159 * sparc.cc: Likewise.
8160 * symtab.cc: Likewise.
8161 * symtab.h: Likewise.
8162 * target-select.cc: Likewise.
8163 * target-select.h: Likewise.
8164 * token.h: Likewise.
8165 * workqueue.cc: Likewise.
8166 * workqueue.h: Likewise.
8167 * x86_64.cc: Likewise.
8169 2009-12-10 Doug Kwan <dougkwan@google.com>
8171 * arm.cc (attributes.h): New include.
8172 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8173 (Arm_relobj::~Arm_relobj): Delete object pointed by
8174 attributes_section_data_.
8175 (Arm_relobj::attributes_section_data): New method definition.
8176 (Arm_relobj::attributes_section_data_): New data member declaration.
8177 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8178 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8179 attributes_section_data_.
8180 (Arm_dynobj::attributes_section_data): New method definition.
8181 (Arm_dynobj::attributes_section_data_): New data member declaration.
8182 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
8183 initialization value of may_use_blx_ to false.
8184 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8185 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8186 object attributes to compute results instead of hard-coding.
8187 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8188 Target_arm::get_secondary_compatible_arch,
8189 Target_arm::set_secondary_compatible_arch
8190 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8191 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8192 New method declarations.
8193 (Target_arm::get_aeabi_object_attribute): New method definition.
8194 (Target_arm::attributes_section_data_): New data member declaration.
8195 (read_arm_attributes_section): New template definition.
8196 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8197 (Arm_dynobj::do_read_symbols): Ditto.
8198 (Target_arm::do_finalize_sections): Merge attributes sections from
8199 input. Check for BLX use after attributes section merging.
8200 Fix __exidx_start and __exidx_end visibility. Create an
8201 .ARM.attributes section if necessary.
8202 (Target_arm::get_secondary_compatible_arch,
8203 Target_arm::set_secondary_compatible_arch,
8204 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8205 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8206 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8207 New method definitions.
8209 2009-12-09 Ian Lance Taylor <iant@google.com>
8211 * plugin.cc (Plugin::load): Don't cast from void* to a function
8214 2009-12-09 Ian Lance Taylor <iant@google.com>
8216 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8219 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
8221 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8222 Replace two_file_shared_1.so with two_file_shared_2.so.
8223 * testsuite/Makefile.in: Regenerated.
8225 2009-12-08 Doug Kwan <dougkwan@google.com>
8227 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8228 (HFILES): Add attributes.h and int_encoding.h.
8229 * Makefile.in: Regenerate.
8230 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8231 function definitions to int_encoding.cc
8232 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8233 prototypes to int_encoding.h
8234 * reduced_debug_output.cc (int_encoding.h): New include.
8235 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8236 function definitions to int_encoding.cc
8237 (insert_into_vector, read_from_pointer): Move template definitions to
8239 * attributes.cc: New file.
8240 * attributes.h: New file.
8241 * int_encoding.cc: New file.
8242 * int_encoding.h: New file.
8244 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
8247 * incremental-dump.cc (dump_incremental_inputs): New.
8248 (main): Use dump_incremental_inputs.
8250 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
8253 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8254 checking elfcpp::STT_FUNC.
8255 (Target_i386::Relocate::relocate): Likewise.
8256 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8258 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8259 symbols from shared libraries into normal FUNC symbols.
8261 * symtab.h (Symbol): Add is_func and use it.
8263 2009-12-05 Doug Kwan <dougkwan@google.com>
8265 * arm.cc (Target_arm::arm_info): Initialize new fields
8266 attributes_section and attributes_vendor.
8267 * i386.cc (Target_i386::i386_info): Same.
8268 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8269 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8270 fields attributes_section and attributes_vendor.
8271 * sparc.cc (Target_sparc::sparc_info): Same.
8272 * target.h (Target::attributes_section, Target::attributes_vendor,
8273 Target::is_attributes_section, Target::attribute_arg_type,
8274 Target::attributes_order): New method definitions.
8275 (Target::Target_info::attributes_section,
8276 Target::Target_info::attributes_vendor): New fields.
8277 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8278 virtual method definitions.
8279 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8280 attributes_section and attributes_vendor.
8281 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8283 2009-12-05 Doug Kwan <dougkwan@google.com>
8285 * arm.cc: Update comments about interworking and stub generation.
8286 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8287 considered as non-PIC.
8288 (Arm_relocate_functions::base_abs): Fix formatting.
8289 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8290 of function to use GOT entry address instead of offset.
8291 (Target_arm::Scan::global): Issue an error if a symbol would need a
8292 PLT does not get one because it is untyped. Remove code to create
8293 dynamic symbols for relative branches.
8294 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8295 takes unsigned integer instead of boolean.
8297 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8299 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8300 (two_file_test_LDADD): Likewise.
8301 (common_test_1_LDADD): Likewise.
8302 (exception_test_LDADD) Likewise.
8303 (weak_test_LDADD): Likewise.
8304 (many_sections_test_LDADD): Likewise.
8305 (initpri1_LDADD): Likewise.
8306 (script_test_1_LDADD): Likewise.
8307 (script_test_2_LDADD): Likewise.
8308 (justsyms_LDADD): Likewise.
8309 (binary_test_LDADD): Likewise.
8310 (large_LDADD): Likewise.
8311 * testsuite/Makefile.in: Regenerated.
8313 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8315 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8316 (Symbol_table::override_with_special): Likewise.
8317 (Symbol_table::add_from_object): Likewise.
8319 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8321 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8322 Don't set the data_offset twice.
8324 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8326 * testsuite/Makefile.in: Regenerate.
8328 2009-12-03 Doug Kwan <dougkwan@google.com>
8330 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8331 (Target_arm::do_finalize_sections): Add parameter for symbol table
8332 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8333 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8334 parameter for symbol table pointer.
8335 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8336 an additional parameter for a pointer to symbol table.
8337 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8338 parameter for a symbol table pointer.
8339 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8340 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8342 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8343 parameter for a symbol table pointer.
8345 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8347 * incremental.cc (Incremental_inputs_header)
8348 (Incremental_inputs_header_write, Incremental_inputs_entry)
8349 (Incremental_inputs_entry_write): Move ...
8350 * incremental.h (Incremental_inputs_header)
8351 (Incremental_inputs_header_write, Incremental_inputs_entry)
8352 (Incremental_inputs_entry_write): here.
8354 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8356 * incremental.cc (make_sized_incremental_binary): Set the target.
8357 Error if it is incompatible.
8358 * output.h (Output_file): Add filename method.
8360 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8362 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8363 from the get_* methods.
8365 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8367 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8368 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8369 Write 0 for the data_offset of scripts.
8371 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8373 * testsuite/Makefile.am: Add the incremental_test.sh test.
8374 * testsuite/incremental_test.sh: New.
8375 * testsuite/incremental_test_1.c: New.
8376 * testsuite/incremental_test_2.c: New.
8378 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8380 * incremental-dump.cc (main): Fix typos.
8382 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8385 * incremental-dump.cc (main): Use llu to print 64 bit values.
8387 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8388 H.J. Lu <hongjiu.lu@intel.com>
8390 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8392 (incremental_dump_LDADD): Likewise.
8393 * Makefile.in: Regenerated.
8395 2009-11-25 Doug Kwan <dougkwan@google.com>
8399 2009-11-25 Doug Kwan <dougkwan@google.com>
8401 * arm.cc (Target_arm::Target_arm): Move method definition
8402 outside of class definition. Add code to handle
8403 --target1-rel, --target1-abs and --target2= options.
8404 (Target_arm::get_reloc_reloc_type): Change method to be
8405 non-static and const.
8406 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8407 New data member declaration.
8408 (Target_arm::Scan::local, Target_arm::Scan::global,
8409 Target_arm::Relocate::relocate,
8410 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8411 Adjust call to Target_arm::get_real_reloc_type.
8412 (Target_arm::get_real_reloc_type): Use command line options
8413 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8414 * options.h (--target1-rel, --target1-abs, --target2): New
8417 2009-11-25 Doug Kwan <dougkwan@google.com>
8419 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8420 class definition. Add code to handle --target1-rel, --target1-abs
8421 and --target2= options.
8422 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8424 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8426 (Target_arm::Scan::local, Target_arm::Scan::global,
8427 Target_arm::Relocate::relocate,
8428 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8429 call to Target_arm::get_real_reloc_type.
8430 (Target_arm::get_real_reloc_type): Use command line options to
8431 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8432 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8435 2009-11-25 Doug Kwan <dougkwan@google.com>
8437 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8438 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8439 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8441 (Arm_relocate_functions::thm_call): Replace body with a call to
8442 Arm_relocate_functions::thumb_branch_common.
8443 (Arm_relocate_functions::thm_jump24,
8444 Arm_relocate_functions::thm_xpc22): New method definitions.
8445 (Arm_relocate_functions::thumb_branch_common): New method definition.
8446 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8448 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8449 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8451 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8453 * Makefile.am: Build incremental-dump
8454 * Makefile.in: Regenerate.
8455 * incremental-dump.cc: New.
8456 * incremental.cc (Incremental_inputs_header_data,
8457 Incremental_inputs_entry_data): Move to incremental.h
8458 * incremental.h: (Incremental_inputs_header_data,
8459 Incremental_inputs_entry_data): Move from incremental.cc
8461 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8463 * incremental.cc (Incremental_inputs_header,
8464 Incremental_inputs_header_write, Incremental_inputs_entry,
8465 Incremental_inputs_entry_write): Add a typedef with the data type.
8467 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8469 * incremental.cc (Incremental_inputs_header,
8470 Incremental_inputs_header_write, Incremental_inputs_entry,
8471 Incremental_inputs_entry_write): Update comment about which
8472 type has the filed descriptions.
8474 2009-11-15 Doug Kwan <dougkwan@google.com>
8476 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8477 (Arm_relocate_functions::arm_branch_common): Change method defintion
8478 in class definition to a method declaration and update list of formal
8480 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8481 Arm_relocation_functions::jump24): Adjust call to
8482 Arm_relocate_functions::arm_branch_common. Update list of formal
8484 (Arm_relocate_functions::xpc25): New method definition.
8485 (Arm_relocate_functions::arm_branch_common): Move method defintion
8486 out from class definition. Use stubs for mode-switching and extending
8488 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8489 specially. Change code to enable use of stubs in ARM branches.
8491 2009-11-10 Doug Kwan <dougkwan@google.com>
8493 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8494 in method declaration.
8495 (Target_arm::relocate_stub): New method declaration.
8496 (Target_arm::default_target): Change to return a pointer instead of
8498 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8499 Target_arm::default_target.
8500 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8502 (Target_arm::relocate_section): Adjust view.
8503 (Target_arm::relocate_stub): New method definition.
8505 2009-11-10 Doug Kwan <dougkwan@google.com>
8507 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8509 * incremental.cc (open_incremental_binary): Initialized local
8510 variables to avoid warnings.
8511 * object.cc (make_elf_object): Ditto.
8512 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8515 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8518 * testsuite/plugin_test.c: Include "config.h".
8520 2009-11-09 Doug Kwan <dougkwan@google.com>
8522 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8523 (arm_symbol_value): Remove.
8524 (Arm_relocate_functions::arm_branch_common,
8525 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8526 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8527 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8528 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8529 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8530 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8531 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8532 Arm_relocate_functions::thm_mobw_abs_nc,
8533 Arm_relocate_functions::thm_mov_abs,
8534 Arm_relocate_functions::movw_prel_nc,
8535 Arm_relocate_functions::thm_movt_abs,
8536 Arm_relocate_functions::movt_prel,
8537 Arm_relocate_functions::thm_movw_prel_nc,
8538 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8539 (Target_arm::Relocate::relocate): Only decompose address into two
8540 parts if relocation type uses the thumb-bit and pass the actual
8541 bit instead of a flag indicating that the thumb-bit is used. Adjust
8542 calls to methods in Arm_relocate_functions for this change.
8544 2009-11-08 Ian Lance Taylor <iant@google.com>
8547 * reloc.cc: Instantiate
8548 Sized_relobj::initialize_input_to_output_maps and
8549 Sized_relobj:free_input_to_output_maps.
8551 2009-11-06 Ian Lance Taylor <iant@google.com>
8554 * defstd.cc (in_segment): Set only_if_ref true for "end".
8556 2009-11-06 Doug Kwan <dougkwan@google.com>
8558 * arm.cc (class Reloc_stub): Correct a comment.
8559 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8560 (Target_arm::scan_section_for_stubs): New method declaration.
8561 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8562 Change methods from private to protected.
8563 (Target_arm::do_may_relax): New method definition.
8564 (Target_arm::do_relax, Target_arm::group_sections,
8565 Target_arm::scan_reloc_for_stub,
8566 Target_arm::scan_reloc_section_for_stubs): New method declarations.
8567 (Target_arm::arm_input_section_map_): New data member declaration.
8568 (Target_arm::scan_reloc_for_stub,
8569 Target_arm::scan_reloc_section_for_stubs,
8570 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
8571 Target_arm::do_relax): New method definitions.
8573 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
8575 * configure.ac: Check for (struct stat)::st_mtim
8576 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
8577 * config.in: Regenerate.
8578 * configure: Regenerate.
8580 2009-11-05 Ian Lance Taylor <iant@google.com>
8583 * output.cc (Output_segment::add_output_section): Add missing
8586 2009-11-04 Ian Lance Taylor <iant@google.com>
8589 * object.h (class Object): Add is_needed and set_is_needed
8590 methods. Add is_needed_ field. Make bool fields into bitfields.
8591 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
8592 defined in a dynamic object and referenced by a regular object,
8593 set is_needed for the dynamic object.
8594 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
8595 if the file is marked with as_needed and it is not needed.
8597 2009-11-04 Ian Lance Taylor <iant@google.com>
8600 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
8601 tags if data is discarded by linker script.
8602 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8603 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8604 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8605 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8607 2009-11-04 Ian Lance Taylor <iant@google.com>
8609 * layout.cc (Layout::get_output_section): Add is_interp and
8610 is_dynamic_linker_section parameters. Change all callers.
8611 (Layout::choose_output_section): Likewise.
8612 (Layout::make_output_section): Likewise.
8613 (Layout::add_output_section_data): Add is_dynamic_linker_section
8614 parameter. Change all callers.
8615 * layout.h (class Layout): Update declarations.
8616 * output.h (class Output_section): Add is_interp, set_is_interp,
8617 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
8618 Add is_interp_, is_dynamic_linker_section_ fields. Change
8619 generate_code_fills_at_write_ to a bitfield.
8620 * output.cc (Output_section::Output_sections): Initialize new
8622 (Output_segment::add_output_section): Add do_sort parameter.
8625 2009-11-03 Ian Lance Taylor <iant@google.com>
8628 * options.h (class General_options): Add --warn-common.
8629 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
8630 merging two common symbols.
8631 (Symbol_table::should_override): Handle --warn-common when merging
8632 a common symbol with a defined symbol. Use report_resolve_problem
8633 for multiple definitions.
8634 (Symbol_table::report_resolve_problem): New function.
8635 * symtab.h (class Symbol_table): Declare report_resolve_problem.
8637 2009-11-03 Doug Kwan <dougkwan@google.com>
8639 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
8641 (Target_arm::stub_factory): New method definition.
8642 (Target_arm::new_arm_input_section,
8643 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
8644 Target_arm::reloc_uses_thumb_bit): New method declarations.
8645 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
8646 New type definitions.
8647 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
8648 member declarations.
8649 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
8650 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
8651 New method definitions.
8653 2009-11-03 Ian Lance Taylor <iant@google.com>
8655 * options.h (class General_options): Add --warn_constructors.
8657 2009-11-03 Ian Lance Taylor <iant@google.com>
8660 * defstd.cc (in_section): Add entries for __rel_iplt_start,
8661 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
8663 2009-11-03 Ian Lance Taylor <iant@google.com>
8666 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
8667 --msgid-bugs-address.
8668 (install-pdf): New target.
8669 (install-data_yes): Look up one directory to find mkinstalldirs.
8671 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
8673 * po/Make-in (.po.gmo): Don't generate .gmo files in source
8676 2009-10-30 Doug Kwan <dougkwan@google.com>
8678 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
8680 2009-10-30 Doug Kwan <dougkwan@google.com>
8682 * arm.cc (Stub_addend_reader): New struct template definition
8683 and partial specializations.
8684 (Stub_addend_reader::operator()): New method definition for a
8685 partially specialized template.
8687 2009-10-30 Doug Kwan <dougkwan@google.com>
8689 * arm.cc (Arm_relobj::processor_specific_flags): New method
8691 (Arm_relobj::do_read_symbols): New method declaration.
8692 (Arm_relobj::processor_specific_flags_): New data member declaration.
8693 (Arm_dynobj): New class definition.
8694 (Target_arm::do_finalize_sections): Add input_objects parameter.
8695 (Target_arm::do_adjust_elf_header): New method declaration.
8696 (Target_arm::are_eabi_versions_compatible,
8697 (Target_arm::merge_processor_specific_flags): New method declaration.
8698 (Target_arm::do_make_elf_object): New overloaded method definitions
8700 (Arm_relobj::do_read_symbols): New method definition.
8701 (Arm_dynobj::do_read_symbols): Ditto.
8702 (Target_arm::do_finalize_sections): Add input_objects parameters.
8703 Merge processor-specific flags from all input objects.
8704 (Target_arm::are_eabi_versions_compatible,
8705 Target_arm::merge_processor_specific_flags,
8706 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
8707 New method definitions.
8708 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
8709 Input_objects pointer type parameter.
8710 * layout.cc (Layout::finalize): Pass input objects to target's.
8711 finalize_sections function.
8712 * output.cc (Output_file_header::do_sized_write): Set ELF file
8713 header's processor-specific flags.
8714 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
8715 Input_objects pointer type parameter.
8716 * sparc.cc (Target_sparc::do_finalize_sections): Same.
8717 * target.h (Input_objects): New forward class declaration.
8718 (Target::processor_specific_flags,
8719 Target::are_processor_specific_flags_sect): New method definitions.
8720 (Target::finalize_sections): Add input_objects parameter.
8721 (Target::Target): Initialize processor_specific_flags_ and
8722 are_processor_specific_flags_set_.
8723 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
8725 (Target::set_processor_specific_flags): New method definition.
8726 (Target::processor_specific_flags_,
8727 Target::are_processor_specific_flags_set_): New data member
8729 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
8730 Input_objects pointer type parameter.
8732 2009-10-30 Doug Kwan <dougkwan@google.com>
8734 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
8736 2009-10-28 Ian Lance Taylor <iant@google.com>
8738 * object.h (class Relobj): Drop options parameter from
8739 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
8740 do_scan_relocs, do_relocate. Change all callers.
8741 (class Sized_relobj): Drop options parameters from
8742 do_gc_process_relocs, do_scan_relocs, do_relocate,
8743 do_relocate_sections, relocate_sections, emit_relocs_scan,
8744 emit_relocs_scan_reltype. Change all callers.
8745 (struct Relocate_info): Remove options field and all references to
8747 * reloc.h (class Read_relocs): Remove options constructor
8748 parameter and options_ field. Change all callers.
8749 (class Gc_process_relocs, class Scan_relocs): Likewise.
8750 (class Relocate_task): Likewise.
8751 * target-reloc.h (scan_relocs): Remove options parameter. Change
8753 (scan_relocatable_relocs): Likewise.
8754 * target.h (class Sized_target): Remove options parameter from
8755 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
8757 * gc.h (gc_process_relocs): Remove options parameter. Change all
8759 * arm.cc: Update functions to remove options parameters.
8760 * i386.cc: Likewise.
8761 * powerpc.cc: Likewise.
8762 * sparc.cc: Likewise.
8763 * x86_64.cc: Likewise.
8764 * testsuite/testfile.cc: Likewise.
8766 2009-10-28 Doug Kwan <dougkwan@google.com>
8768 * arm.cc (Arm_relobj): New class definition.
8769 (Arm_relobj::scan_sections_for_stubs,
8770 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
8771 New method definitions.
8773 2009-10-28 Cary Coutant <ccoutant@google.com>
8775 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
8776 (Plugin::cleanup_done_): New member.
8777 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
8778 (Plugin_manager::cleanup_done_): Remove.
8779 (Plugin_manager::add_input_file): Edit error message.
8780 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
8781 (Plugin_manager::cleanup): Remove use of cleanup_done_.
8783 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
8785 * fileread.cc: (File_read::View::~View): Use the new
8786 data_ownership_ filed.
8787 (File_read::~File_read): Dispose the new whole_file_view_.
8788 (File_read::open): Mmap the whole file if needed.
8789 (File_read::open): Use whole_file_view_ instead of contents_.
8790 (File_read::find_view): Use whole_file_view_ if applicable.
8791 (File_read::do_read): Use whole_file_view_ instead of contents_.
8792 (File_read::make_view): Use whole_file_view_ instead of contents_,
8793 update File_read::View::View call.
8794 (File_read::find_or_make_view): Update File_read::View::View
8796 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
8798 (File_read::View::Data_ownership): New enum.
8799 (File_read::View::View): Replace bool mapped_ with Data_ownership
8801 (File_read::View::mapped_): Remove (replaced by data_ownership_).
8802 (File_read::View::data_ownership_): New field.
8803 (File_read::contents_): Remove (replaced by whole_file_view_).
8804 (File_read::whole_file_view_): New field.
8805 * options.h (class General_options): Add --keep-files-mapped.
8807 2009-10-27 Cary Coutant <ccoutant@google.com>
8809 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
8810 * testsuite/Makefile.am (plugin_test_5): New test case.
8811 * testsuite/Makefile.in: Regenerate.
8813 2009-10-25 Doug Kwan <dougkwan@google.com>
8815 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
8816 from private to protected to allow access by child class.
8817 (Sized_relobj::do_relocate_sections): New method declaration.
8818 (Sized_relobj::relocate_sections): Virtualize.
8819 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
8820 Sized_relobj::relocate_sections. Instantiate template explicitly
8821 for different target sizes and endianity.
8823 2009-10-24 Doug Kwan <dougkwan@google.com>
8825 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
8826 (Arm_input_section::as_arm_input_section): New method.
8827 (Arm_output_section): New class definition.
8828 (Arm_output_section::create_stub_group,
8829 Arm_output_section::group_sections): New method definitions.
8831 2009-10-22 Doug Kwan <dougkwan@google.com>
8833 * arm.cc (Arm_input_section): New class definition.
8834 (Arm_input_section::init, Arm_input_section:do_write,
8835 Arm_input_section::set_final_data_size,
8836 Arm_input_section::do_reset_address_and_file_offset): New method
8839 2009-10-21 Doug Kwan <dougkwan@google.com>
8841 * arm.cc (Stub_table, Arm_input_section): New forward class
8843 (Stub_table): New class defintion.
8844 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
8845 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
8846 New method definition.
8848 2009-10-21 Doug Kwan <dougkwan@google.com>
8850 * arm.cc: Update copyright comments.
8851 (Target_arm): New forward class template declaration.
8852 (Arm_address): New type.
8853 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
8854 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
8855 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
8857 (Insn_template): Same.
8858 (DEF_STUBS): New macro.
8859 (Stub_type): New enum type.
8860 (Stub_template): New class definition.
8863 (Stub_factory): Same.
8864 (Target_arm::Target_arm): Initialize may_use_blx_ and
8865 should_force_pic_veneer_.
8866 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
8867 Target_arm::should_force_pic_veneer,
8868 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
8869 Target_arm::using_thumb_only, Target_arm:;default_target): New
8871 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
8872 New data member declarations.
8873 (Insn_template::size, Insn_template::alignment): New method defintions.
8874 (Stub_template::Stub_template): New method definition.
8875 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
8876 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
8877 (Stub_factory::Stub_factory): New method definition.
8878 * gold.h (string_hash): New template.
8879 * output.h (Input_section_specifier::hash_value): Use
8881 (Input_section_specifier::string_hash): Remove.
8882 * stringpool.cc (Stringpool_template::string_hash): Use
8885 2009-10-20 Doug Kwan <dougkwan@google.com>
8887 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
8888 symbols of relaxed input sections.
8889 * output.h (Output_section::find_relaxed_input_section): Make
8892 2009-10-16 Doug Kwan <dougkwan@google.com>
8894 * dynobj.cc (Versions::Versions): Initialize version_script_.
8895 Only insert base version symbol definition for a shared object
8896 if version script defines any version versions.
8897 (Versions::define_base_version): New method definition.
8898 (Versions::add_def): Check that base version is not needed.
8899 (Versions::add_need): Define base version lazily.
8900 * dynobj.h (Versions::define_base_version): New method declaration.
8901 (Versions::needs_base_version_): New data member declaration.
8902 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
8903 (check_DATA): Add no_version_test.stdout.
8904 (libno_version_test.so, no_version_test.o no_version_test.stdout):
8906 * testsuite/Makefile.in: Regenerate.
8907 * testsuite/no_version_test.c: New file.
8908 * testsuite/no_version_test.sh: Ditto.
8910 2009-10-16 Doug Kwan <dougkwan@google.com>
8912 * expression.cc (class Segment_start_expression): New class definition.
8913 (Segment_start_expression::value): New method definition.
8914 (script_exp_function_segment_start): Return a new
8915 Segment_start_expression.
8916 * gold/script-c.h (script_saw_segment_start_expression): New function
8918 * script-sections.cc (Script_sections::Script_sections): Initialize
8919 SAW_SEGMENT_START_EXPRESSION_ to false.
8920 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
8921 and -Tbbs options to specify section addresses if given in
8922 command line and no SEGMENT_START expression is seen in a script.
8923 * script-sections.h (Script_sections::saw_segment_start_expression,
8924 Script_sections::set_saw_segment_start_expression): New method
8926 (Script_sections::saw_segment_start_expression_): New data member
8928 * script.cc (script_saw_segment_start_expression): New function.
8929 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
8930 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
8931 script_test_7.sh and script_test_8.sh.
8932 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
8933 script_test_8.stdout.
8934 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
8935 (script_test_6, script_test_6.stdout, script_test_7,
8936 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
8937 * Makefile.in: Regenerate.
8938 * testsuite/script_test_6.sh: New file.
8939 * testsuite/script_test_6.t: Same.
8940 * testsuite/script_test_7.sh: Same.
8941 * testsuite/script_test_7.t: Same.
8942 * testsuite/script_test_8.sh: Same.
8944 2009-10-16 Doug Kwan <dougkwan@google.com>
8946 * output.cc (Output_segment::set_section_list_address): Cast
8947 expressions to unsigned long long type to avoid format warnings.
8949 2009-10-15 Ian Lance Taylor <iant@google.com>
8951 * script.cc (Script_options::add_symbol_assignment): Always add a
8952 dot assignment to script_sections_.
8953 * script-sections.cc (Script_sections::add_dot_assignment):
8954 Initialize if necessary.
8956 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
8957 program headers with no load segment if there is a linker script.
8959 * layout.cc (Layout::set_segment_offsets): Align the file offset
8960 to the segment aligment for -N or -n with no load segment.
8961 * output.cc (Output_segment::add_output_section): Don't crash if
8962 the first section is a TLS section.
8963 (Output_segment::set_section_list_addresses): Print an error
8964 message if the address moves backward in a linker script.
8965 * script-sections.cc
8966 (Output_section_element_input::set_section_addresses): Don't
8967 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
8968 (Orphan_output_section::set_section_addresses): Likewise.
8970 2009-10-15 Doug Kwan <dougkwan@google.com>
8972 * layout.cc (Layout::finish_dynamic_section): Generate tags
8973 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
8974 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
8975 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
8977 2009-10-14 Ian Lance Taylor <iant@google.com>
8979 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
8981 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
8982 data_shdr fields of relinfo.
8983 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
8984 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
8985 R_386_TLS_LDO_32, adjust based on section flags.
8986 (Target_i386::Relocate::fix_up_ldo): Remove.
8988 2009-10-13 Ian Lance Taylor <iant@google.com>
8990 Add support for -pie.
8991 * options.h (class General_options): Add -pie and
8993 (General_options::output_is_position_independent): Test -pie.
8994 (General_options::output_is_executable): Return true if not shared
8995 and not relocatable.
8996 (General_options::output_is_pie): Remove.
8997 * options.cc (General_options::finalize): Reject incompatible uses
8999 * gold.cc (queue_middle_tasks): A -pie link is not static.
9000 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
9001 * symtab.cc (Symbol::final_value_is_known): Return false if
9002 output_is_position_independent.
9003 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
9004 output_is_position_independent.
9005 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
9006 output_is_position_independent.
9007 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
9008 output_is_position_independent.
9009 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
9011 (basic_pie_test.o, basic_pie_test): New targets.
9012 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
9013 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
9014 (two_file_pie_test): New target.
9015 * testsuite/Makefile.in: Rebuild.
9016 * README: Remove note saying that -pie is not supported.
9018 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9020 * options.h (class General_options): Add -init and -fini.
9021 * layout.cc (Layout::finish_dynamic_section): Emit
9022 given init and fini functions.
9024 2009-10-13 Sriraman Tallam <tmsriram@google.com>
9026 * gc.h (gc_process_relocs): Check if icf is enabled using new
9028 * gold.cc (queue_initial_tasks): Likewise.
9029 (queue_middle_tasks): Likewise.
9030 * object.cc (do_layout): Likewise.
9031 * symtab.cc (is_section_folded): Likewise.
9032 * main.cc (main): Likewise.
9033 * reloc.cc (Read_relocs::run): Likewise.
9034 (Sized_relobj::do_scan_relocs): Likewise.
9035 * icf.cc (is_function_ctor_or_dtor): New function.
9036 (Icf::find_identical_sections): Check if function is ctor or dtor when
9038 * options.h (General_options::icf): Change option to be an enum.
9039 (Icf_status): New enum.
9040 (icf_enabled): New method.
9041 (icf_safe_folding): New method.
9042 (set_icf_status): New method.
9043 (icf_status_): New variable.
9044 * (options.cc) (General_options::finalize): Set icf_status_.
9045 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
9046 icf_test and icf_keep_unique_test to use the --icf enum flag.
9047 * testsuite/icf_safe_test.sh: New file.
9048 * testsuite/icf_safe_test.cc: New file.
9050 2009-10-12 Sriraman Tallam <tmsriram@google.com>
9052 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
9053 includes to gc.h and icf.h.
9054 * arm.cc: Include gc.h.
9055 * gold.cc: Likewise.
9056 * i386.cc: Likewise.
9057 * powerpc.cc: Likewise.
9058 * sparc.cc: Likewise.
9059 * x86_64.cc: Likewise.
9060 * gc.h: Include icf.h.
9062 2009-10-11 Ian Lance Taylor <iant@google.com>
9064 * plugin.cc: Include "gold.h" before other header files.
9066 2009-10-10 Chris Demetriou <cgd@google.com>
9068 * options.h (Input_file_argument::Input_file_type): New enum.
9069 (Input_file_argument::is_lib_): Replace with...
9070 (Input_file_argument::type_): New member.
9071 (Input_file_argument::Input_file_argument): Take Input_file_type
9072 'type' rather than boolean 'is_lib' as second argument.
9073 (Input_file_argument::is_lib): Use type_.
9074 (Input_file_argument::is_searched_file): New function.
9075 (Input_file_argument::may_need_search): Handle is_searched_file.
9076 * options.cc (General_options::parse_library): Support -l:filename.
9077 (General_options::parse_just_symbols): Update for Input_file_argument
9079 (Command_line::process): Likewise.
9080 * archive.cc (Archive::get_file_and_offset): Likewise.
9081 * plugin.cc (Plugin_manager::release_input_file): Likewise.
9082 * script.cc (read_script_file, script_add_file): Likewise.
9083 * fileread.cc (Input_file::Input_file): Likewise.
9084 (Input_file::will_search_for): Handle is_searched_file.
9085 (Input_file::open): Likewise.
9086 * readsyms.cc (Read_symbols::get_name): Likewise.
9087 * testsuite/Makefile.am (searched_file_test): New test.
9088 * testsuite/Makefile.in: Regenerate.
9089 * testsuite/searched_file_test.cc: New file.
9090 * testsuite/searched_file_test_lib.cc: New file.
9092 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9093 Ian Lance Taylor <iant@google.com>
9095 * descriptor.cc: Include <cstdio> and "binary-io.h".
9096 (Descriptors::open): Open the files in binary mode always.
9097 * script.cc (Lex::get_token): Treat \r as whitespace.
9099 2009-10-09 Ian Lance Taylor <iant@google.com>
9101 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
9103 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9104 Ian Lance Taylor <iant@google.com>
9106 * configure.ac: Check for readv function also.
9107 * fileread.cc (readv): Define if not HAVE_READV.
9108 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
9110 * config.in: Regenerate.
9111 * configure: Regenerate.
9113 2009-10-09 Doug Kwan <dougkwan@google.com>
9115 * layout.cc (Layout::make_output_section): Call target hook to make
9116 ordinary output section.
9117 (Layout::finalize): Adjust parameter list of call the
9118 Target::may_relax().
9119 * layout.h (class Layout::section_list): New method.
9120 * merge.h (Output_merge_base::entsize): Change visibility to public.
9121 (Output_merge_base::is_string, Output_merge_base::do_is_string):
9123 (Output_merge_string::do_is_string): New method.
9124 * object.cc (Sized_relobj::do_setup): renamed from
9125 Sized_relobj::set_up.
9126 * object.h (Sized_relobj::adjust_shndx,
9127 Sized_relobj::initializ_input_to_output_maps,
9128 Sized_relobj::free_input_to_output_maps): Change visibilities to
9130 (Sized_relobj::setup): Virtualize.
9131 (Sized_relobj::do_setup): New method declaration.
9132 (Sized_relobj::invalidate_section_offset,
9133 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9134 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9135 * options.cc (parse_int): New function.
9136 * options.h (parse_int): New declaration.
9137 (DEFINE_int): New macro.
9138 (stub_group_size): New option.
9139 * output.cc (Output_section::Output_section): Initialize memebers
9140 merge_section_map_, merge_section_by_properties_map_,
9141 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9142 (Output_section::add_input_section): Handled deferred code-fill
9143 generation and remove an old comment.
9144 (Output_section::add_relaxed_input_section): New method definition.
9145 (Output_section::add_merge_input_section): Use merge section by
9146 properties map to speed to search. Update merge section maps
9148 (Output_section::build_relaxation_map): New method definition.
9149 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9151 (Output_section::relax_input_section): Renamed to
9152 Output_section::convert_input_sections_to_relaxed_sections and change
9153 interface to take a vector of pointers to relaxed sections.
9154 (Output_section::find_merge_section,
9155 Output_section::find_relaxed_input_section): New method definitions.
9156 (Output_section::is_input_address_mapped,
9157 Output_section::output_offset, Output_section::output_address):
9158 Use output section data maps to speed up searching.
9159 (Output_section::find_starting_output_address): Add comments.
9160 (Output_section::do_write,
9161 Output_section::write_to_postprocessing_buffer): Do code-fill
9162 generation as appropriate.
9163 (Output_section::get_input_sections): Invalidate relaxed input section
9165 (Output_section::restore_states): Adjust type of checkpoint .
9166 Invalidate relaxed input section map.
9167 * output.h (Output_merge_base): New class declaration.
9168 (Input_section_specifier): New class defintion.
9169 (class Output_relaxed_input_section) Change base class to
9170 Output_section_data_build.
9171 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9172 base class initializer.
9173 (Output_section::add_relaxed_input_section): New method declaration.
9174 (Output_section::Input_section): Change visibility to protected.
9175 (Output_section::Input_section::relobj,
9176 Output_section::Input_section::shndx): Handle relaxed input sections.
9177 Output_section::input_sections) Change visibility to protected. Also
9178 define overload to return a non-const pointer.
9179 (Output_section::Merge_section_properties): New class defintion.
9180 (Output_section::Merge_section_by_properties_map,
9181 Output_section::Output_section_data_by_input_section_map,
9182 Output_section::Relaxation_map): New types.
9183 (Output_section::relax_input_section): Rename method to
9184 Output_section::convert_input_sections_to_relaxed_sections and change
9185 interface to take a vector of relaxed section pointers.
9186 (Output_section::find_merge_section,
9187 Output_section::find_relaxed_input_section,
9188 Output_section::build_relaxation_map,
9189 Output_section::convert_input_sections_in_list_to_relaxed_sections):
9190 New method declarations.
9191 (Output_section::merge_section_map_
9192 Output_section::merge_section_by_properties_map_,
9193 Output_section::relaxed_input_section_map_,
9194 Output_section::is_relaxed_input_section_map_valid_,
9195 Output_section::generate_code_fills_at_write_): New data members.
9196 * script-sections.cc
9197 (Output_section_element_input::set_section_addresses): Call
9198 current_data_size and addralign methods of relaxed input sections.
9199 (Orphan_output_section::set_section_addresses): Call current_data_size
9200 and addralign methods of relaxed input sections.
9201 * symtab.cc (Symbol_table::compute_final_value): Extract template
9202 from the body of Symbol_table::sized_finalize_symbol.
9203 (Symbol_table::sized_finalized_symbol): Call
9204 Symbol_table::compute_final_value.
9205 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9206 (Symbol_table::compute_final_value): New templated method declaration.
9207 * target.cc (Target::do_make_output_section): New method defintion.
9208 * target.h (Target::make_output_section): New method declaration.
9209 (Target::relax): Add more parameters for input objects, symbol table
9210 and layout. Adjust call to do_relax.
9211 (Target::do_make_output_section): New method declaration.
9212 (Target::do_relax): Add parameters for input objects, symbol table
9215 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9217 * pread.c: Include stdio.h.
9219 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9221 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9224 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9226 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
9227 Change read_shndx type to unsigned int.
9228 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9230 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9231 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9232 Change read_shndx type to unsigned int.
9233 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9235 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9236 * layout.cc (Layout::create_symtab_sections): Cast the result of
9237 local_symcount * symsize to off_t in the gold_assert.
9239 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9241 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9242 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9244 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9245 (Arm_relocate_functions::thm_abs5): New function.
9246 (Arm_relocate_functions::abs12): New function.
9247 (Arm_relocate_functions::abs16): New function.
9248 (Arm_relocate_functions::base_abs): New function.
9249 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9250 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
9251 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9253 (Scan::global): Likewise.
9254 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9255 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9256 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9257 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9260 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9262 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9263 (Arm_relocate_functions::movt_prel): New function.
9264 (Arm_relocate_functions::thm_movw_prel_nc): New function.
9265 (Arm_relocate_functions::thm_movt_prel): New function.
9266 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9267 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9268 (Scan::global, Relocate::relocate): Likewise.
9269 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9271 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9273 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9274 Incremental_checker.
9275 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9277 (class Incremental_inputs_header): New class.
9278 (Incremental_inputs_header_writer): Edit comment.
9279 (Incremental_inputs_entry): New class.
9280 (Incremental_inputs_entry_writer): Edit comment.
9281 (Sized_incremental_binary::do_find_incremental_inputs_section):
9282 Add *strtab_shndx parameter, fill it.
9283 (Sized_incremental_binary::do_check_inputs): New method.
9284 (Incremental_checker::can_incrementally_link_output_file): Use
9285 Sized_incremental_binary::check_inputs.
9286 (Incremental_inputs::report_command_line): Save command line in
9289 (Incremental_binary::find_incremental_inputs_section): New
9291 (Incremental_binary::do_find_incremental_inputs_section): Add
9292 strtab_shndx parameter.
9293 (Incremental_binary::do_check_inputs): New pure virtual method.
9294 (Sized_incremental_binary::do_check_inputs): Declare.
9295 (Incremental_checker::Incremental_checker): Add incremental_inputs
9296 parameter, use it to initialize incremental_inputs_.
9297 (Incremental_checker::incremental_inputs_): New field.
9298 (Incremental_checker::command_line): New method.
9299 (Incremental_checker::inputs): New method.
9300 (Incremental_checker::command_line_): New field.
9302 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9304 * incremental.cc: Include <cstdarg> and "target-select.h".
9305 (vexplain_no_incremental): New function.
9306 (explain_no_incremental): New function.
9307 (Incremental_binary::error): New method.
9308 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9310 (make_sized_incremental_binary): New function.
9311 (open_incremental_binary): New function.
9312 (can_incrementally_link_file): Add checks if output is ELF and has
9314 * incremental.h: Include "elfcpp_file.h" and "output.h".
9315 (Incremental_binary): New class.
9316 (Sized_incremental_binary): New class.
9317 (open_incremental_binary): Declare.
9318 * object.cc (is_elf_object): Use
9319 elfcpp::Elf_recognizer::is_elf_file.
9320 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9321 * output.h (Output_file::filesize): New method.
9323 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9325 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9327 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9328 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9330 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9332 (Arm_relocate_functions::movw_abs_nc): New function.
9333 (Arm_relocate_functions::movt_abs): New function.
9334 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9335 (Arm_relocate_functions::thm_movt_abs): New function.
9336 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9337 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9338 (Scan::global): Likewise.
9339 (Relocate::relocate): Likewise.
9340 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9342 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9344 * arm.cc (Arm_relocate_functions::got_prel) New function.
9345 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9346 (Relocate::relocate): Likewise.
9347 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9349 2009-10-06 Ian Lance Taylor <iant@google.com>
9351 * options.h (class General_options): Define
9352 split_stack_adjust_size parameter.
9353 * object.h (class Object): Add uses_split_stack_ and
9354 has_no_split_stack_ fields. Add uses_split_stack and
9355 has_no_split_stack accessor functions. Declare
9356 handle_split_stack_section.
9357 (class Reloc_symbol_changes): Define.
9358 (class Sized_relobj): Define Function_offsets. Declare
9359 split_stack_adjust, split_stack_adjust_reltype, and
9361 * object.cc (Object::handle_split_stack_section): New function.
9362 (Sized_relobj::do_layout): Call handle_split_stack_section.
9363 * dynobj.cc (Sized_dynobj::do_layout): Call
9364 handle_split_stack_section.
9365 * reloc.cc (Sized_relobj::relocate_sections): Call
9366 split_stack_adjust for executable sections in split_stack
9367 objects. Pass reloc_map to relocate_section.
9368 (Sized_relobj::split_stack_adjust): New function.
9369 (Sized_relobj::split_stack_adjust_reltype): New function.
9370 (Sized_relobj::find_functions): New function.
9371 * target-reloc.h: Include "object.h".
9372 (relocate_section): Add reloc_symbol_changes parameter. Change
9374 * target.h (class Target): Add calls_non_split method. Declare
9375 do_calls_non_split virtual method. Declare match_view and
9377 * target.cc: Include "elfcpp.h".
9378 (Target::do_calls_non_split): New function.
9379 (Target::match_view): New function.
9380 (Target::set_view_to_nop): New function.
9381 * gold.cc (queue_middle_tasks): Give an error if mixing
9382 split-stack and non-split-stack objects with -r.
9383 * i386.cc (Target_i386::relocate_section): Add
9384 reloc_symbol_changes parameter.
9385 (Target_i386::do_calls_non_split): New function.
9386 * x86_64.cc (Target_x86_64::relocate_section): Add
9387 reloc_symbol_changes parameter.
9388 (Target_x86_64::do_calls_non_split): New function.
9389 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9391 * powerpc.cc (Target_powerpc::relocate_section): Add
9392 reloc_symbol_changes parameter.
9393 * sparc.cc (Target_sparc::relocate_section): Add
9394 reloc_symbol_changes parameter.
9395 * configure.ac: Call AM_CONDITIONAL for the default target.
9396 * configure: Rebuild.
9397 * testsuite/Makefile.am (TEST_AS): New variable.
9398 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9399 (check_DATA): Add split_i386 and split_x86_64 files.
9400 (SPLIT_DEFSYMS): Define.
9401 (split_i386_[1234n].o): New targets.
9402 (split_i386_[124]): New targets.
9403 (split_i386_[1234r].stdout): New targets.
9404 (split_x86_64_[1234n].o): New targets.
9405 (split_x86_64_[124]): New targets.
9406 (split_x86_64_[1234r].stdout): New targets.
9407 (MOSTLYCLEANFILES): Add new executables.
9408 * testsuite/split_i386.sh: New file.
9409 * testsuite/split_x86_64.sh: New file.
9410 * testsuite/split_i386_1.s: New file.
9411 * testsuite/split_i386_2.s: New file.
9412 * testsuite/split_i386_3.s: New file.
9413 * testsuite/split_i386_4.s: New file.
9414 * testsuite/split_i386_n.s: New file.
9415 * testsuite/split_x86_64_1.s: New file.
9416 * testsuite/split_x86_64_2.s: New file.
9417 * testsuite/split_x86_64_3.s: New file.
9418 * testsuite/split_x86_64_4.s: New file.
9419 * testsuite/split_x86_64_n.s: New file.
9420 * testsuite/testfile.cc (Target_test): Update relocation_section
9422 * testsuite/Makefile.in: Rebuild.
9424 2009-10-06 Ian Lance Taylor <iant@google.com>
9426 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9427 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9428 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9429 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9430 the address on ldo_addrs_.
9431 (Target_i386::Relocate::fix_up_ldo): New function.
9433 2009-10-06 Rafael Espindola <espindola@google.com>
9435 * plugin.cc (add_input_library): New.
9436 (Plugin::load): Add add_input_library to tv.
9437 (Plugin_manager::add_input_file): Add the is_lib argument.
9438 (add_input_file): Update call to Plugin_manager::add_input_file.
9439 (add_input_library): New.
9440 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9442 2009-09-30 Doug Kwan <dougkwan@google.com>
9444 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9445 symbol and call Symbol::may_need_copy_reloc to determine if
9446 a copy reloc is needed.
9447 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9448 nocopyreloc is given in command line.
9449 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9450 given in command line.
9451 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9452 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9453 of the removed Target_i386::may_need_copy_reloc.
9454 * options.h (copyreloc): New option with default value false.
9455 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9456 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9457 instead of the removed Target_powerpc::may_need_copy_reloc.
9458 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9459 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9460 instead of the removed Target_sparc::may_need_copy_reloc.
9461 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9462 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9463 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9464 instead of the removed Target_x86_64::may_need_copy_reloc.
9466 2009-09-30 Ian Lance Taylor <iant@google.com>
9468 * object.h (class Object): Remove target_ field, and target,
9469 sized_target, and set_target methods.
9470 (Object::sized_target): Remove.
9471 (class Sized_relobj): Update declarations. Remove sized_target.
9472 * object.cc (Sized_relobj::setup): Remove target parameter.
9474 (Input_objects::add_object): Don't do anything with the target.
9475 (make_elf_sized_object): Add punconfigured parameter. Change all
9476 callers. Set or test parameter target.
9477 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9479 * parameters.cc (Parameters::set_target): Change parameter type to
9481 (Parameters::default_target): Remove.
9482 (set_parameters_target): Change parameter type to be non-const.
9483 (parameters_force_valid_target): New function.
9484 (parameters_clear_target): New function.
9485 * parameters.h (class Parameters): Update declarations. Remove
9486 default_target method. Add sized_target and clear_target
9487 methods. Change target_ to be non-const.
9488 (set_parameters_target): Update declaration.
9489 (parameters_force_valid_target): Declare.
9490 (parameters_clear_target): Declare.
9491 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9492 as NULL if we aren't searching.
9493 (Add_symbols::run): Don't check for compatible target.
9494 * fileread.cc (Input_file::open_binary): Call
9495 parameters_force_valid_target.
9496 * gold.cc (queue_middle_tasks): Likewise.
9497 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9498 set_target on object.
9499 * dynobj.h (class Sized_dynobj): Update declarations.
9500 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9501 make_elf_object returns NULL.
9502 (Archive::include_member): Don't check whether object target is
9504 * output.cc (Output_section::add_input_section): Get target from
9506 (Output_section::relax_input_section): Likewise.
9507 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9509 (Sized_relobj::do_scan_relocs): Likewise.
9510 (Sized_relobj::relocate_sections): Likewise.
9511 * resolve.cc (Symbol_table::resolve): Likewise.
9512 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9513 parameter. Change all callers.
9514 (Symbol_table::add_from_object): Get target from parameters.
9515 (Symbol_table::add_from_relobj): Don't check object target.
9516 (Symbol_table::add_from_dynobj): Likewise.
9517 (Symbol_table::define_special_symbol): Get target from
9519 * symtab.h (class Symbol_table): Update declaration.
9520 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9521 parameter. Change all callers. Clear parameter target.
9522 (Binary_test): Test target here.
9523 * testsuite/object_unittest.cc (gold_testsuite): Remove
9524 target_test_pointer parameter. Change all callers.
9525 (Object_test): Test target here.
9527 2009-09-26 Ian Lance Taylor <iant@google.com>
9529 * testsuite/initpri1.c: Don't try to use constructor priorities if
9530 compiling with gcc before 4.3.
9532 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9534 * testsuite/retain_symbols_file_test.sh (check_present): Change
9535 output file name to retain_symbols_file_test.stdout.
9536 (check_absent): Likewise.
9538 2009-09-18 Craig Silverstein <csilvers@google.com>
9540 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9541 * options.cc: Include <cerrno> and <fstream>.
9542 (General_options::finalize): Parse -retain-symbols-file tag.
9543 * options.h: New flag.
9544 (General_options): New method should_retain_symbol, new
9545 variable symbols_to_retain.
9546 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9547 should_retain_symbol map.
9548 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9549 * testsuite/Makefile.in: Regenerate.
9550 * testsuite/retain_symbols_file_test.sh: New file.
9552 2009-09-18 Nick Clifton <nickc@redhat.com>
9554 * po/es.po: Updated Spanish translation.
9556 2009-09-17 Doug Kwan <dougkwan@google.com>
9558 * debug.h (DEBUG_RELAXATION): New constant.
9559 (DEBUG_ALL): Add DEBUG_RELAXATION.
9560 (debug_string_to_enum): Add relaxation debug option.
9562 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9563 Layout::Relaxation_debug_check::read_sections,
9564 Layout::Relaxation_debug_check::read_sections): New method definitions.
9565 (Layout::Layout): Initialize data members
9566 record_output_section_data_from_scrips_,
9567 script_output_section_data_list_ and relaxation_debug_check_.
9568 (Layout::save_segments, Layout::restore_segments,
9569 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9570 Layout::relaxation_loop_body): New method definitions.
9571 (Layout::finalize): Support relaxation. Move section layout code to
9572 Layout::relaxation_loop_body.
9573 (Layout::set_asection_address_from_script): Move code for orphan
9574 section placement out.
9575 (Layout::place_orphan_sections_in_script): New method definition.
9576 * layout.h (Output_segment_headers, Output_file_header):
9577 New forward class declarations.
9578 (Layout::~Layout): Define.
9579 (Layout::new_output_section_data_from_script): New method definition.
9580 (Layout::place_orphan_sections_in_script): New method declaration.
9581 (Layout::Segment_states): New type declaration.
9582 (Layout::save_segments, Layout::restore_segments,
9583 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9584 Layout::relaxation_loop_body): New method declarations.
9585 (Layout::Output_section_data_list): New type declaration.
9586 (Layout::Relaxation_debug_check): New class definition.
9587 (Layout::record_output_section_data_from_script_,
9588 Layout::script_output_section_data_list_, Layout::segment_states_,
9589 Layout::relaxation_debug_check_): New data members.
9590 * output.cc: (Output_section_headers::do_size): New method definition.
9591 (Output_section_headers::Output_section_headers): Move size
9592 computation to Output_section_headers::do_size.
9593 (Output_segment_headers::do_size): New method definition.
9594 (Output_file_header::Output_file_header): Move size computation to
9595 Output_file_header::do_size and call it.
9596 (Output_file_header::do_size): New method definition.
9597 (Output_data_group::Output_data_group): Adjust call to
9598 Output_section_data.
9599 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
9600 (Output_symtab_xindex::do_write): Add array bound check.
9601 (Output_section::Input_section::print_to_mapfile): Handle
9602 RELAXED_INPUT_SECTION_CODE.
9603 (Output_section::Output_section): Initialize data member checkpoint_.
9604 (Output_section::~Output_section): Delete checkpoint object pointed
9606 (Output_section::add_input_section): Always add an Input_section if
9608 (Output_section::add_merge_input_section): Add assert.
9609 (Output_section::relax_input_section): New method definition.
9610 (Output_section::set_final_data_size): Set load address to zero for
9611 an unallocated section.
9612 (Output_section::do_address_and_file_offset_have_reset_values):
9613 New method definition.
9614 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
9615 Handle relaxed input section.
9616 (Output_section::sort_attached_input_sections): Checkpoint input
9617 section list lazily.
9618 (Output_section::get_input_sections): Change type of input_sections to
9619 list of Simple_input_section pointers. Checkpoint input section list
9620 lazily. Also handle relaxed input sections.
9621 (Output_section::add_input_section_for_script): Take a reference to
9622 a Simple_input_section object instead of Relobj pointer and section
9623 index as parameter. Handle relaxed input sections.
9624 (Output_section::save_states, Output_section::restore_states): New
9626 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
9627 (Output_data::is_data_size_fixed): New method definition.
9628 (Output_data::reset_addresss_and_file_offset): Do not reset data size
9630 (Output_data::address_and_file_offset_have_reset_values): New method
9632 (Output_data::do_address_and_file_offset_have_reset_values): New method
9634 (Output_data::set_data_size): Check that data size is not fixed.
9635 (Output_data::fix_data_size): New method definition.
9636 (Output_data::is_data_size_fixed_): New data member.
9637 (Output_section_headers::set_final_data_size): New method definition.
9638 (Output_section_headers::do_size): New method declaration.
9639 (Output_segment_headers::set_final_data_size): New method definition.
9640 (Output_segment_headers::do_size): New method declaration.
9641 (Output_file_header::set_final_data_size)::New method definition.
9642 (Output_file_header::do_size)::New method declaration.
9643 (Output_section_data::Output_section_data): Add new parameter
9644 is_data_size_fixed and use it to fix data size.
9645 (Output_data_const::Output_data_const): Adjust call to base class
9646 constructor and fix data size.
9647 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
9648 base class constructor and fix data size.
9649 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
9650 base class constructor and fix data size.
9651 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
9652 class constructor and fix data size.
9653 (Output_data_group::set_final_data_size): New method definition.
9654 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
9655 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
9656 class constructor and fix data size.
9657 (Output_relaxed_input_section): New class definition.
9658 (Output_section::Simple_input_section): New class definition.
9659 (Output_section::get_input_sections): Adjust parameter list.
9660 (Output_section::add_input_section_for_script): Same.
9661 (Output_section::save_states, Output_section::restore_states,
9662 Output_section::do_address_and_file_offset_have_reset_values,
9663 (Output_section::Input_section::Input_section): Handle
9664 RELAXED_INPUT_SECTION_CODE. Add new overload for
9665 Output_relaxed_input_section.
9666 (Output_section::Input_section::is_input_section,
9667 Output_section::Input_section::set_output_section): Handle relaxed
9669 (Output_section::Input_section::is_relaxed_input_section,
9670 Output_section::Input_section::output_section_data,
9671 Output_section::Input_section::relaxed_input_section): New method
9673 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
9675 (Output_section::Input_section::u1_): Update comments.
9676 (Output_section::Input_section::u2_): Add new union member poris.
9677 (Output_section::Checkpoint_output_section): New classs definition.
9678 (Output_section::relax_input_section): New method declaration.
9679 (Output_section::checkpoint_): New data member.
9680 (Output_segment): Update comments.
9681 (Output_segment::Output_segment): Un-privatize copy constructor.
9682 (Output_segment::operator=): Un-privatize.
9683 * script-sections.cc (Output_section_element::Input_section_list):
9684 Change element type to Output_section::Simple_input_section.
9685 (Output_section_element_dot_assignment::set_section_addresses):
9686 Register output section data for relaxation clean up.
9687 (Output_data_exression::Output_data_expression): Adjust call to base
9688 constructor to fix data size.
9689 (Output_section_element_data::set_section_addresses): Register
9690 Output_data_expression object for relaxation clean up.
9691 (struct Input_section_info): Replace Relobj pointer and section index
9692 pair with Output_section::Simple_input_section and Convert struct to a
9694 (Input_section_sorter::operator()): Adjust access to
9695 Input_section_info data member to use accessors.
9696 (Output_section_element_input::set_section_addresses): Use layout
9697 parameter. Adjust code to use Output_section::Simple_input_section
9698 and Input_secction_info classes. Register filler for relaxation
9700 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
9701 and section index pair with Output_section::Simple_input_section
9702 class. Adjust code accordingly.
9703 (Phdrs_element::release_segment): New method definition.
9704 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
9706 (Script_sections::release_segments): New method definition.
9707 * gold/script-sections.h (Script_sections::release_segments): New
9709 * gold/target.h (Target::may_relax, Target::relax,
9710 Target::do_may_relax, Target::do_relax): New method definitions.
9712 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9714 * arm.cc (has_signed_unsigned_overflow): New function.
9715 (Arm_relocate_functions::abs8): New function.
9716 (Target_arm::Scan::local): Handle R_ARM_ABS8.
9717 (Target_arm::Scan::global): Likewise.
9718 (Target_arm::relocate::relocate): Likewise.
9719 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9722 2009-09-16 Cary Coutant <ccoutant@google.com>
9724 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
9725 * testsuite/Makefile.in: Regenerate.
9727 2009-09-11 Nick Clifton <nickc@redhat.com>
9729 * po/gold.pot: Updated by the Translation project.
9731 2009-09-08 Cary Coutant <ccoutant@google.com>
9733 * output.cc (Output_file::open): Add execute permission to empty file.
9734 * testsuite/Makefile.am (permission_test): New test.
9735 * testsuite/Makefile.in: Regenerate.
9737 2009-09-02 Ian Lance Taylor <iant@google.com>
9739 * output.cc (Output_file::resize): Call map_no_anonymous rather
9742 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
9744 * gold.cc: Include "incremental.h".
9745 (queue_initial_tasks): Call Incremental_checker methods.
9746 * incremental.cc: Include "output.h".
9747 (Incremental_checker::can_incrementally_link_output_file): New
9749 * incremental.h (Incremental_checker): New class.
9751 * output.cc (Output_file::open_for_modification): New method.
9752 (Output_file::map_anonymous): Changed return type to bool. Record
9754 (Output_file::map_no_anonymous): New method, broken out of map.
9755 (Output_file::map): Use map_no_anonymous and map_anonymous.
9756 * output.h (class Output_file): Update declarations.
9758 2009-08-24 Cary Coutant <ccoutant@google.com>
9760 * options.h (Command_line::Pre_options): New class.
9761 (Command_line::pre_options): New member.
9762 * options.cc (gold::options::ready_to_register): New variable.
9763 (One_option::register_option): Do nothing if not registering options.
9764 Assert if same short option registered twice.
9765 (General_options::General_options): Turn off option registration when
9767 (Command_line::Pre_options::Pre_options): New constructor.
9769 2009-08-24 Cary Coutant <ccoutant@google.com>
9771 * options.h (General_options::no_keep_memory): Remove incorrect
9774 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9776 * Makefile.am (am__skiplex, am__skipyacc): New.
9777 * Makefile.in: Regenerate.
9779 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9781 * Makefile.am (AM_CPPFLAGS): Renamed from ...
9782 (INCLUDES): ... this.
9783 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
9784 (AM_CPPFLAGS): Renamed from ...
9785 (INCLUDE): ... this.
9786 * Makefile.in, testsuite/Makefile.in: Regenerate.
9788 * Makefile.in: Regenerate.
9789 * aclocal.m4: Likewise.
9790 * config.in: Likewise.
9791 * configure: Likewise.
9792 * testsuite/Makefile.in: Likewise.
9794 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9795 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9796 * Makefile.in: Regenerate.
9797 * testsuite/Makefile.in: Regenerate.
9799 2009-08-19 Cary Coutant <ccoutant@google.com>
9801 * resolve.cc (Symbol_table::resolve): Don't complain about defined
9802 symbols in shared libraries overridden by hidden or internal symbols
9803 in the main program.
9805 2009-08-19 Chris Demetriou <cgd@google.com>
9807 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
9808 checking source file names in error messages.
9810 2009-08-18 Doug Kwan <dougkwan@google.com>
9812 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
9813 an elcpp::Ehdr as parameter. Adjust call to set_target.
9814 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
9815 an elfcpp::Ehdr as parameter.
9816 * object.cc (Object::set_target): Remove the version that looks up
9817 a target and sets it.
9818 (Sized_relobj::setup): Take a Target object instead of
9819 an elfcpp::Ehdr as parameter. Adjust call to set_target.
9820 (make_elf_sized_object): Find target and ask target to
9822 * object.h: (Object::set_target): Remove the version that looks up
9823 a target and sets it.
9824 (Sized_relobj::setup): Take a Target object instead of
9825 an elfcpp:Ehdr as parameter.
9826 * target.cc: Include dynobj.h.
9827 (Target::do_make_elf_object_implementation): New.
9828 (Target::do_make_elf_object): New.
9829 * target.h (Target::make_elf_object): New template declaration.
9830 (Target::do_make_elf_object): New method declarations.
9831 (Target::do_make_elf_object_implementation): New template declaration.
9833 2009-08-14 Ian Lance Taylor <iant@google.com>
9835 * gold.h (FUNCTION_NAME): Define.
9836 (gold_unreachable): Use FUNCTION_NAME.
9838 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9840 * icf.cc (Icf::find_identical_sections): Issue a warning when a
9841 symbol in the --keep-unique list is not found.
9843 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9845 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
9846 been maked as --keep-unique.
9847 (Icf::unfold_section): New function.
9848 * icf.h (Icf::unfold_section): New function.
9849 * options.h (General_options::keep_unique): New option.
9850 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
9851 * testsuite/Makefile.in: Regenerate.
9852 * testsuite/icf_keep_unique_test.sh: New file.
9853 * testsuite/icf_keep_unique_test.cc: New file.
9855 2009-08-12 Cary Coutant <ccoutant@google.com>
9858 * resolve.cc (Symbol_table::resolve): Check for references from
9859 dynamic objects to hidden and internal symbols.
9860 * testsuite/Makefile.am (hidden_test.sh): New test.
9861 * testsuite/Makefile.in: Regenerate.
9862 * testsuite/hidden_test.sh: New script.
9863 * testsuite/hidden_test_1.c: New test source.
9864 * testsuite/hidden_test_main.c: New test source.
9866 2009-08-11 Doug Kwan <dougkwan@google.com>
9868 * arm.cc: Update comments.
9869 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
9870 segment to locate the .ARM.exidx section if present.
9872 2009-08-09 Doug Kwan <dougkwan@google.com>
9874 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
9877 2009-08-07 Sriraman Tallam <tmsriram@google.com>
9878 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
9881 2009-08-06 Sriraman Tallam <tmsriram@google.com>
9883 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
9884 valid tls_segment only for non-debug-section relocations.
9885 * testsuite/Makefile.am: Add gc_tls_test.
9886 * testsuite/Makefile.in: Regenerate.
9887 * testsuite/gc_tls_test.cc: New file.
9888 * testsuite/gc_tls_test.sh: New file.
9890 2009-08-05 Sriraman Tallam <tmsriram@google.com>
9894 * Makefile.am (CCFILES): Add icf.cc.
9896 * Makefile.in: Regenerate.
9897 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
9898 * gc.h (gc_process_relocs): Populate lists used by icf to contain
9899 section, symbol and addend information for the relocs.
9900 * gold.cc (queue_middle_tasks): Call identical code folding.
9901 * gold.h: Add defines for multimap.
9902 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
9903 to the call of finalize_local_symbols.
9904 * main.cc (main): Create object of class Icf.
9905 * object.cc (Sized_relobj::do_layout): Allow this function to be
9906 called twice during icf.
9907 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
9908 to sections marked as identical by icf.
9909 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
9911 (Sized_relobj::do_section_entsize): New function.
9912 * object.h (Object::section_entsize): New function.
9913 (Object::do_section_entsize): New pure virtual function.
9914 (Relobj::finalize_local_symbols): Add new parameter.
9915 (Relobj::do_section_entsize): New function.
9916 * options.h (General_options::icf): New option.
9917 (General_options::icf_iterations): New option.
9918 (General_options::print_icf_sections): New option.
9919 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
9920 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
9921 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
9923 * symtab.cc (Symbol_table::is_section_folded): New function.
9924 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
9925 to sections marked as identical by icf.
9926 * symtab.h (Symbol_table::set_icf): New function.
9927 (Symbol_table::icf): New function.
9928 (Symbol_table::is_section_folded): New function.
9929 (Symbol_table::icf_): New data member.
9930 * target-reloc.h (relocate_section): Ignore sections folded by icf.
9931 * testsuite/Makefile.am: Add commands to build icf_test.
9932 * testsuite/Makefile.in: Regenerate.
9933 * testsuite/icf_test.sh: New file.
9934 * testsuite/icf_test.cc: New file.
9936 2009-07-24 Chris Demetriou <cgd@google.com>
9938 * layout.cc (is_compressible_debug_section): Fix incorrect
9939 comment about compressed section names.
9941 2009-07-20 Ian Lance Taylor <ian@airs.com>
9944 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
9946 2009-07-16 Ian Lance Taylor <iant@google.com>
9949 * layout.h: #include <map>.
9950 (class Kept_section): Change from struct to class. Add accessors
9951 and setters. Add section size to Comdat_group mapping. Change
9952 Comdat_group to std::map. Add is_comdat_ field. Add
9953 linkonce_size field in union.
9954 (class Layout): Update declaration of find_or_add_kept_section.
9955 Don't declare find_kept_object.
9956 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
9957 parameter. Add object, shndx, is_comdat, and is_group_name
9958 parameters. Change all callers. Adjust for new Kept_section.
9959 (Layout::find_kept_object): Remove.
9960 * object.cc (Sized_relobj::include_section_group): Update use of
9961 Kept_section. Rename secnum to shndx. Only record
9962 Kept_comdat_section if sections are the same size.
9963 (Sized_relobj::include_linkonce_section): Update use of
9964 Kept_section. Only record Kept_comdat_section if sections are the
9965 same size. Set size of linkonce section.
9966 (Sized_relobj::map_to_kept_section): Update call to
9967 get_kept_comdat_section.
9968 * object.h (class Sized_relobj): Rename fields in
9969 Kept_comdat_section to drop trailing underscores; change object
9970 field to Relobj*. Change Kept_comdat_section_table to store
9971 struct rather than pointer.
9972 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
9973 Add kept_object and kept_shndx parameters. Change all callers.
9974 (Sized_relobj::get_kept_comdat_section): Change return type to
9975 bool. Add kept_object and kept_shndx parameters. Change all
9977 * plugin.cc (Pluginobj::include_comdat_group): Update call to
9978 Layout::find_or_add_kept_section.
9980 2009-07-09 Ian Lance Taylor <iant@google.com>
9982 * merge.cc (Object_merge_map::initialize_input_to_output_map):
9983 Reserve space in the hash table.
9985 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
9987 * fileread.cc (File_read::get_mtime): New method.
9988 * fileread.h (Timespec): New structure.
9989 (File_read::get_mtime): New method.
9990 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
9991 Renamed from timestamp_nsec.
9992 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
9994 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
9996 (Incremental_inputs::report_archive): Save mtime; style fix.
9997 (Incremental_inputs::report_obejct): Save mtime; style fix.
9998 (Incremental_inputs::report_script): Save mtime; style fix.
9999 (Incremental_inputs::finalize_inputs): Style fix.
10000 (Incremental_inputs::finalize): Style fix.
10001 (Incremental_inputs::create_input_section_data): Store inputs
10003 * incremental.h (Incremental_inputs::report_script): Add mtime
10005 (Incremental_inputs::Input_info::Input_info): Intialize only one
10007 (Incremental_inputs::Input_info::archive): Move to nameless
10009 (Incremental_inputs::Input_info::obejct): Move to nameless union.
10010 (Incremental_inputs::Input_info::script): Move to nameless union.
10011 (Incremental_inputs::mtime): New field.
10012 * script.cc (read_input_script): Pass file mtime to
10014 * script.h (Script_info::inputs): Style fix.
10016 2009-07-01 Ian Lance Taylor <ian@airs.com>
10018 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
10021 2009-06-24 Ian Lance Taylor <iant@google.com>
10024 * layout.cc (Layout::choose_output_section): If we find an
10025 existing section, update the flags.
10026 (Layout::create_notes): New function, broken out of
10028 (Layout::finalize): Don't create note sections.
10029 (Layout::create_note): Don't crash if linker script discards
10031 (Layout::create_gold_note): Likewise.
10032 (Layout::create_build_id): Likewise. Don't set
10033 after_input_sections on the section.
10034 (Layout::create_executable_stack_info): Remove target parameter.
10036 * layout.h (class Layout): Declare create_notes. Update
10037 declaration of create_executable_stack_info.
10038 * gold.cc (queue_middle_tasks): Call create_notes.
10039 * output.cc (Output_section::update_flags_for_input_section): Move
10040 here from output.h. If SHF_ALLOC flag is newly set, mark address
10042 * output.h (Output_data::mark_address_invalid): New function.
10043 (class Output_section): Only declare, not define,
10044 update_flags_for_input_section. Remove set_flags.
10046 2009-06-24 Ian Lance Taylor <iant@google.com>
10048 * script-sections.cc (Output_section_definition::
10049 set_section_addresses): Rename shadowing local load_address to
10052 2009-06-24 Ian Lance Taylor <iant@google.com>
10055 * reloc.cc (relocate_sections): Skip empty relocation sections.
10057 2009-06-23 Ian Lance Taylor <iant@google.com>
10060 * layout.cc (Layout::create_note): Use choose_output_section
10061 rather than make_output_section.
10063 2009-06-23 Ian Lance Taylor <iant@google.com>
10066 * options.cc (General_options::parse_V): Set printed_version_.
10067 (General_options::General_options): Initialize printed_version_.
10068 * options.h (class General_options): Add printed_version_ field.
10069 * gold.cc (queue_initial_tasks): If there are no input files,
10070 don't give a fatal error if we printed the version information.
10071 (queue_middle_tasks): If using -r with a shared object, give a
10072 fatal error rather than an ordinary error.
10074 2009-06-23 Ian Lance Taylor <iant@google.com>
10077 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
10078 (Layout::make_output_section): Set have_stabstr_section_ if we see
10079 a .stab*str section.
10080 (Layout::finalize): Call link_stabs_sections.
10081 (Layout::link_stabs_sections): New file.
10082 * layout.h (class Layout): Add have_stabstr_section_ field.
10083 Declare link_stabs_sections.
10085 2009-06-23 Doug Kwan <dougkwan@google.com>
10087 * Makefile.am (libgold_a_LIBADD): New.
10088 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
10089 * Makefile.in: Regenerate.
10090 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
10091 * configure: Regenerate.
10092 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
10093 * fileread.cc: Include sys/state.h
10094 * gold.h: Declare memmem and strndup if found missing.
10095 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
10097 2009-06-23 Ian Lance Taylor <iant@google.com>
10099 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
10100 * configure: Rebuild.
10102 2009-06-23 Ian Lance Taylor <iant@google.com>
10105 * object.cc (Object::section_contents): Don't try to get a view if
10106 the section has length zero.
10107 (Object::handle_gnu_warning_section): If the section is empty, use
10108 the name of the section as the warning.
10110 2009-06-23 Ian Lance Taylor <iant@google.com>
10113 * stringpool.h (class Stringpool_template): Add optimize_ field.
10114 (Stringpool_template::set_optimize): New function.
10115 * stringpool.cc (Stringpool_template::Stringpool_template):
10116 Initialize optimize_ field.
10117 (Stringpool_template::set_string_offsets): Test local optimize
10118 fild rather than parameter.
10119 * layout.cc (Layout::Layout): Call set_optimize on the section
10122 2009-06-22 Ian Lance Taylor <iant@google.com>
10125 * yyscript.y: Parse TARGET.
10126 * script.cc (script_set_target): New function.
10127 * script-c.h (script_set_target): Declare.
10128 * options.cc (General_options::string_to_object_format): Rename
10129 from string_to_object_format in anonymous namespace. Change
10131 * options.h (class General_options): Declare
10132 string_to_object_format.
10134 2009-06-22 Ian Lance Taylor <iant@google.com>
10136 * script-sections.cc (Script_sections::create_segments): Don't put
10137 program headers in a PT_LOAD segment if -n or -N.
10139 2009-06-22 Ian Lance Taylor <iant@google.com>
10142 * options.h (class General_options): Add -z lazy and -z now. Sort
10143 -z options into alphabetical order.
10144 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10146 2009-06-21 Ian Lance Taylor <iant@google.com>
10148 * layout.cc (Layout::make_output_section): Call
10149 Target::new_output_section.
10150 (Layout::attach_allocated_section_to_segment): Put large section
10151 sections in a separate load segment with the large segment flag
10153 (Layout::segment_precedes): Sort large data segments after other
10155 (align_file_offset): New static function.
10156 (Layout::set_segment_offsets): Use align_file_offset.
10157 * output.h (class Output_section): Add is_small_section_ and
10158 is_large_section_ fields.
10159 (Output_section::is_small_section): New function.
10160 (Output_section::set_is_small_section): New function.
10161 (Output_section::is_large_section): New function.
10162 (Output_section::set_is_large_section): New function.
10163 (Output_section::is_large_data_section): New function.
10164 (class Output_segment): Add is_large_data_segment_ field.
10165 (Output_segment::is_large_data_segment): New function.
10166 (Output_segment::set_is_large_data_segment): New function.
10167 * output.cc (Output_section::Output_section): Initialize new
10169 (Output_segment::Output_segment): Likewise.
10170 (Output_segment::add_output_section): Add assertion that large
10171 data sections always go in large data segments. Force small data
10172 sections to the end of the list of data sections. Force small BSS
10173 sections to the start of the list of BSS sections. For large BSS
10174 sections to the end of the list of BSS sections.
10175 * symtab.h (class Symbol): Declare is_common_shndx.
10176 (Symbol::is_defined): Check Symbol::is_common_shndx.
10177 (Symbol::is_common): Likewise.
10178 (class Symbol_table): Define enum Commons_section_type. Update
10179 declarations. Add small_commons_ and large_commons_ fields.
10180 * symtab.cc (Symbol::is_common_shndx): New function.
10181 (Symbol_table::Symbol_table): Initialize new fields.
10182 (Symbol_table::add_from_object): Put small and large common
10183 symbols in the right list.
10184 (Symbol_table::sized_finalized_symbol): Check
10185 Symbol::is_common_shndx.
10186 (Symbol_table::sized_write_globals): Likewise.
10187 * common.cc (Symbol_table::do_allocate_commons): Allocate new
10188 common symbol lists. Don't call do_allocate_commons_list if the
10190 (Symbol_table::do_allocate_commons_list): Remove is_tls
10191 parameter. Add comons_section_type parameter. Change all
10192 callers. Handle small and large common symbols.
10193 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10194 Symbol::is_common_shndx.
10195 * resolve.cc (symbol_to_bits): Likewise.
10196 * target.h (Target::small_common_shndx): New function.
10197 (Target::small_common_section_flags): New function.
10198 (Target::large_common_shndx): New function.
10199 (Target::large_common_section_flags): New function.
10200 (Target::new_output_section): New function.
10201 (Target::Target_info): Add small_common_shndx, large_common_shndx,
10202 small_common_section_flags, and large_common_section_flags
10204 (Target::do_new_output_section): New virtual function.
10205 * arm.cc (Target_arm::arm_info): Initialize new fields.
10206 * i386.cc (Target_i386::i386_info): Likewise.
10207 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10209 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10210 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10211 (Target_x86_64::do_new_output_section): New function.
10212 * configure.ac: Define conditional MCMODEL_MEDIUM.
10213 * testsuite/Makefile.am (check_PROGRAMS): Add large.
10214 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10215 (large_LDFLAGS): Define.
10216 * testsuite/large.c: New file.
10217 * testsuite/testfile.cc (Target_test::test_target_info):
10218 Initialize new fields.
10219 * configure, testsuite/Makefile.in: Rebuild.
10221 2009-06-05 Doug Kwan <dougkwan@google.com>
10223 * Makefile.am (CCFILES): Add target.cc.
10224 * Makefile.in: Regenerate.
10225 * i386.cc (class Target_i386): Define new virtual method to
10226 override do_is_local_label_name in parent.
10227 * object.cc (Sized_relobj::do_count_local_symbols): Discard
10228 local symbols if --discard-locals or -X is given.
10229 * options.h (class General_options): Declare new options
10230 '--discard-locals' and '-X' for discarding locals.
10231 * target.h (class Target): Define new methods is_local_label_name.
10232 Declare new virtual method do_is_local_label_name.
10233 * target.cc: New file.
10234 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10235 (check_SCRIPTS): Add discard_locals_test.sh.
10236 (check_DATA): Add discard_local_tests.syms.
10237 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10238 (discard_local_tests.syms, discard_locals_test.o): New make rules.
10239 * testsuite/Makefile.in: Regenerate.
10240 * testsuite/discard_locals_test.c: New file.
10241 * testsuite/discard_locals_test.sh: Same.
10243 2009-06-05 Doug Kwan <dougkwan@google.com>
10245 * object.cc (Sized_relobj::Sized_relobj): Initialize
10246 discarded_eh_frame_shndx_ to -1U.
10247 (Sized_relobj::do_layout): Record index of a discard .eh_frame
10249 (Sized_relobj::do_count_local_symbols): Skip local symbols in
10250 a discarded .eh_frame section.
10251 (Sized_relobj::do_finalize_local_symbols): Ditto.
10252 * object.h (class Sized_relobj): Declare new member
10253 discarded_eh_frame_shndx_.
10254 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10255 (local_labels_test.o, local_labels_test): New rules.
10256 * testsuite/Makefile.in: Regenerate.
10258 2009-06-04 Doug Kwan <dougkwan@google.com>
10260 * layout.cc (Layout::section_name_mapping): Add mapping for
10261 special ARM sections.
10263 2009-06-03 Doug Kwan <dougkwan@google.com>
10265 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10266 (utils::has_overflow): Same.
10268 2009-06-03 Ian Lance Taylor <iant@google.com>
10270 * layout.cc (Layout::section_name_mapping): New array, replacing
10271 Layout::linkonce_mapping.
10272 (Layout::section_name_mapping_count): New variable, replacing
10273 Layout::linkonce_mapping_count.
10274 (Layout::linkonce_output_name): Remove.
10275 (Layout::output_section_name): Rewrite.
10276 * layout.h (class Layout): Rename Linkonce_mapping to
10277 Section_name_mapping, linkonce_mapping to section_name_mapping,
10278 linkonce_mapping_count to section_name_mapping_count. Don't
10279 declare linkonce_output_name.
10281 2009-06-03 Doug Kwan <dougkwan@google.com>
10283 * gold/arm.cc (namespace utils): New.
10284 (Target_arm::reloc_is_non_pic): Define new method.
10285 (class Arm_relocate_functions): New.
10286 (Target_arm::Relocate::relocate): Handle relocation types used by
10289 2009-06-03 Ian Lance Taylor <iant@google.com>
10291 * arm.cc (Target_arm::scan::global): Use || instead of |.
10293 2009-06-02 Doug Kwan <dougkwan@google.com>
10295 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10296 issued_non_pic_error_.
10297 (class Target_arm::Scan): Declare new method check_non_pic.
10298 Define new method symbol_needs_plt_entry.
10299 Declare new data member issued_non_pic_error_.
10300 (class Target_arm::Relocate): Declare new method
10301 should_apply_static_reloc.
10302 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10303 (Target_arm::Scan::check_non_pic): Define new method.
10304 (Target_arm::Scan::local): Handle a small subset of reloc types used
10306 (Target_arm::Scan::local): Same.
10307 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10309 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10311 * incremental.cc (Incremental_inputs::report_command_line): Filter
10312 out --incremental-* options.
10314 2009-05-29 Doug Kwan <dougkwan@google.com>
10316 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10318 (class Target_arm): Update comment.
10319 (Target_arm::Target_arm): Initialize new data members GOT_,
10320 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10321 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10322 and Target_arm::rel_dyn_section.
10323 Declare new_enum Target_arm::Got_type.
10324 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10326 Update commments for member do_dynsym_value.
10327 (Target_arm::got_size, Target_arm::plt_section,
10328 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10329 new methods inside class defintion.
10330 (Target_arm::got_section): Define new method.
10331 (Target_arm::rel_dyn_section): Same.
10332 (Output_data_plt_arm): New template class.
10333 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10334 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10335 (Output_data_plt_arm::add_entry): Same.
10336 (Output_data_plt_arm::first_plt_entry): Define new
10337 static data member for PLT instruction template.
10338 (Output_data_plt_arm::plt_entry): Same.
10339 (Output_data_plt_arm::do_write): Define new method.
10340 (Target_arm::make_plt_entry): Same.
10341 (Target_arm::do_finalize_sections): Same.
10342 (Target_arm::do_dynsym_value): Same.
10344 2009-05-28 Doug Kwan <dougkwan@google.com>
10346 * Makefile.am (TARGETSOURCES): Add arm.cc.
10347 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10348 * Makefile.in: Regenerate.
10349 * arm.cc: New file.
10350 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10352 2009-05-26 Doug Kwan <dougkwan@google.com>
10354 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10355 (General_options::check_excluded_libs): Strip off directories in
10356 archive name before matching like GNU ld does.
10357 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10358 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10359 (exclude_libs_test_LDFLAGS): Add linker option
10360 -Wl,--exclude-libs,libexclude_libs_test_3
10361 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10362 an explicit archive without using -l.
10363 (alt/libexclude_libs_test_3.a): New make rule.
10364 * testsuite/Makefile.in: Regenerate.
10365 * testsuite/exclude_libs_test.c : Declare lib3_default().
10367 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10368 * exclude_libs_test_3.c: New file.
10370 2009-05-26 Nick Clifton <nickc@redhat.com>
10372 * po/id.po: New Indonesian translation.
10373 * po/gold.pot: Updated template file.
10375 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10377 * testsuite/Makefile.am: Add -ffunction-sections to compile
10378 gc_comdat_test files. Add -Wl,--gc-sections to build
10380 * testsuite/Makefile.in: Regenerate.
10381 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10383 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10385 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10386 kept comdat section was garbage collected.
10387 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10388 * testsuite/Makefile.in: Regenerate.
10389 * testsuite/gc_comdat_test.sh: New file.
10390 * testsuite/gc_comdat_test_1.cc: New file.
10391 * testsuite/gc_comdat_test_2.cc: New file.
10393 2009-05-19 Doug Kwan <dougkwan@google.com>
10395 * archive.cc (Archive::Archive): Move constructor from archive.h
10396 to here. Initialize no_export_.
10397 (Archive::get_elf_object_for_member): Set no_export flag of object.
10398 * archive.h (Archive::Archive): Move constructor body to
10400 (Archive::no_export): New method.
10401 (Archive::no_export_): New field.
10402 * object.h (Object::Object): Initialize no_export_ to false.
10403 (Object::no_export, Object::set_no_export): New methods.
10404 (Object::no_export_): New field.
10405 * options.cc (General_options::parse_exclude_libs): New method.
10406 (General_options::check_excluded_libs) Same.
10407 * options.h (exclude_libs): New option.
10408 (General_options::check_excluded_libs): New method declaration.
10409 (General_options::excluded_libs_): New field.
10410 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10411 default or protected visibility if an object has no-export flag set.
10412 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10413 (check_SCRIPTS): Add exclude_libs_test.sh.
10414 (check_DATA): Add exclude_libs_test.syms.
10415 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10416 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10417 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10418 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10419 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10420 libexclude_libs_test_2.a): New rules.
10421 * testsuite/Makefile.in: Regenerate.
10422 * testsuite/exclude_libs_test.c: New file.
10423 * testsuite/exclude_libs_test.sh: Ditto.
10424 * testsuite/exclude_libs_test_1.c: Ditto.
10425 * testsuite/exclude_libs_test_2.c: Ditto.
10427 2009-05-15 Ian Lance Taylor <iant@google.com>
10429 * configure.ac: Check for declarations for cases where libiberty.h
10430 checks HAVE_DECL_xxx.
10431 * configure, config.in: Rebuild.
10433 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10435 * gold.h (Incremental_argument_list): Remove (invalid) forward
10437 * incremental.cc (Incremental_inputs::report_achive): New method.
10438 (Incremental_inputs::report_object): New method.
10439 (Incremental_inputs::report_script): New method.
10440 (Incremental_inputs::finalize_inputs): New method.
10441 (Incremental_inputs::finalize): Call finalize_inputs().
10442 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10443 Create inputs entries.
10444 * incremental.h (Incremental_input_type): New enum.
10445 (Incremental_inputs::Incremental_input): Initialize new fields.
10446 (Incremental_inputs::report_inputs): New method.
10447 (Incremental_inputs::report_achive): New method.
10448 (Incremental_inputs::report_object): New method.
10449 (Incremental_inputs::report_script): New method.
10450 (Incremental_inputs::finalize_inputs): New method.
10451 (Incremental_inputs::Input_info): New struct.
10452 (Incremental_inputs::Input_info_map): New typedef.
10453 (Incremental_inputs::lock_): New field.
10454 (Incremental_inputs::Inputs_): New field.
10455 (Incremental_inputs::Inputs_map): New field.
10456 * main.cc (main): Call Incremental_input::report_inputs.
10457 * options.h (Input_argument_list): Typedef moved from
10459 (Input_file_group::Files): Remove, use ::Input_argument_list.
10460 (Input_file_group::Input_argument_list): Remove, use
10461 ::Input_argument_list.
10462 * plugin.cc (Plugin_manager::add_input_file): Add error in
10464 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10466 * script.cc (read_input_script): Call
10467 Incremental_input::report_script.
10468 * script.h (Script_info): New class.
10470 2009-04-27 Ian Lance Taylor <iant@google.com>
10472 * x86_64.cc (do_adjust_output_section): Set entsize to
10475 2009-04-23 Elliott Hughes <enh@google.com>
10477 * output.cc (Output_file::close): After short writes, continue
10478 writing from the correct offset in the buffer being written.
10480 2009-04-23 Chris Demetriou <cgd@google.com>
10482 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10483 * configure: Regenerate.
10484 * config.in: Regenerate.
10485 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10486 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10488 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10490 * incremental.cc (Incremental_inputs_header_data): Renamed from
10491 Incremental_input_header_data.
10492 (Incremental_inputs_header_data::data_size): New field.
10493 (Incremental_inputs_header_data::put_input_file_count): Renamed
10494 from input_file_count.
10495 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10496 from command_line_offset.
10497 (Incremental_inputs_header_data::put_reserved): Renamed from
10499 (Incremental_inputs_entry_data): Renamed from
10500 Incremental_input_entry_data.
10501 (Incremental_inputs_entry_data::data_size): New field.
10502 (Incremental_inputs::report_command_line): New method.
10503 (Incremental_inputs::finalize): New method.
10504 (Incremental_inputs::create_incremental_inputs_data): New method.
10505 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10506 * incremental.h: New file.
10507 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10508 (Layout::finalize): Create incremental inputs section in
10509 incremental builds.
10510 (Layout::create_incremental_info_sections): New method.
10511 * layout.h (Layout::incremental_inputs): New method.
10512 (Layout::create_incremental_info_sections): New method.
10513 (Layout::incremental_inputs_): New field.
10514 * main.cc (main): Notify Incremental_input of the command line.
10516 2009-04-01 Ian Lance Taylor <iant@google.com>
10517 Mikolaj Zalewski <mikolajz@google.com>
10519 * gold.h (reserve_unordered_map): Define, three versions, one for
10520 each version of Unordered_map.
10521 * layout.cc (Layout::Layout): Remove options parameter. Add
10522 number_of_input_files parameter. Don't initialize options_.
10523 Initialize number_of_input_files_ and resized_signatures_. Move
10524 sections_are_attached_.
10525 (Layout::layout_group): Reserve space for group_signatures_.
10526 (Layout::find_or_add_kept_section): Change name parameter to be a
10527 reference. Resize signatures_ map when it gets large enough.
10528 (Layout::layout_eh_frame): Use parameters->options() instead of
10530 (Layout::make_output_section): Likewise.
10531 (Layout::attach_allocated_section_to_segment): Likewise.
10532 (Layout::finalize, Layout::create_executable_stack): Likewise.
10533 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10534 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10535 * layout.h (class Layout): Update declarations. Remove options_
10536 field. Add number_of_input_files_ and resized_signatures_
10537 fields. Move sections_are_attached_ field.
10538 * main.cc (main): Pass number of input files to Layout
10539 constructor. Don't pass options.
10541 2009-03-30 Ian Lance Taylor <iant@google.com>
10543 * ffsll.c (ffsll): Correct implementation.
10545 2009-03-27 Ian Lance Taylor <iant@google.com>
10547 * ffsll.c: New file.
10548 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10549 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10550 * ftruncate.c (ftruncate): Declare before definition.
10551 * mremap.c (mremap): Likewise.
10552 * pread.c (pread): Likewise.
10553 * configure, Makefile.in, config.in: Rebuild.
10555 * mremap.c: New file.
10556 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10557 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10558 (mremap): Declare if HAVE_MREMAP is not defined.
10559 * configure, Makefile.in, config.in: Rebuild.
10561 2009-03-27 Cary Coutant <ccoutant@google.com>
10563 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10564 position independent.
10565 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10566 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
10568 2009-03-24 Cary Coutant <ccoutant@google.com>
10570 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
10572 (needs_dynamic_reloc): Likewise.
10574 2009-03-24 Ian Lance Taylor <iant@google.com>
10576 * yyscript.y (file_cmd): Recognize EXTERN.
10577 (extern_name_list, extern_name_list_body): New nonterminals.
10578 * script.cc (script_add_extern): Define.
10579 * script-c.h (script_add_extern): Declare.
10581 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
10583 * object.cc (is_elf_object): Define.
10584 * object.h (is_elf_object): Declare.
10585 * archive.cc (Archive::get_elf_object_for_member): Call
10587 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
10589 2009-03-24 Elliott Hughes <enh@google.com>
10591 * output.cc (Output_file::map_anonymous): Define.
10592 (Output_file::map): Use map_anonymous. If the regular mmap fails,
10593 try an anonymous one. Report the size if the mmap fails.
10594 * output.h (class Output_file): Declare map_anonymous.
10596 2009-03-24 Ian Lance Taylor <iant@google.com>
10598 * target-select.cc (instantiate_target): Don't acquire the lock if
10599 the instantiated_target_ field has already been set.
10601 2009-03-23 Ian Lance Taylor <iant@google.com>
10603 * gold-threads.h (class Initialize_lock): Define.
10604 * gold-threads.cc (class Initialize_lock_once): Define.
10605 (initialize_lock_control): New static variable.
10606 (initialize_lock_pointer): New static variable.
10607 (initialize_lock_once): New static function.
10608 (Initialize_lock::Initialize_lock): Define.
10609 (Initialize_lock::initialize): Define.
10610 * target-select.h: Include "gold-threads.h".
10611 (class Target_selector): Add lock_ and initialize_lock_ fields.
10612 Don't define instantiate_target, just declare it.
10613 * target-select.cc (Target_selector::Target_selector): Initialize
10615 (Target_selector::instantiate_target): Define.
10616 * descriptors.h: Include "gold-threads.h".
10617 (class Descriptors): Add initialize_lock_ field.
10618 * descriptors.cc (Descriptors::Descriptors): Initialize new
10620 (Descriptors::open): Use initialize_lock_ field
10621 * errors.h (class Errors): Add initialize_lock_ field.
10622 * errors.cc (Errors::Errors): Initialize new field.
10623 (Errors::initialize_lock): Use initialize_lock_ field.
10624 * powerpc.cc (class Target_selector_powerpc): Remove
10625 instantiated_target_ field. In do_recognize call
10626 instantiate_target rather than do_instantiate_target. In
10627 do_instantiate_target just allocate a new target.
10628 * sparc.cc (class Target_selector_sparc): Likewise.
10630 * freebsd.h: New file.
10631 * i386.cc: Include "freebsd.h".
10632 (Target_i386): Derive from Target_freebsd rather than
10634 (Target_selector_i386): Derive from Target_selector_freebsd rather
10635 than Target_selector.
10636 * x86_64.cc: Include "freebsd.h".
10637 (Target_x86_64): Derive from Target_freebsd rather than
10639 (Target_selector_x86_64): Derive from Target_selector_freebsd
10640 rather than Target_selector.
10641 * target.h (class Target): Add adjust_elf_header and
10642 do_adjust_elf_header.
10643 * output.cc (Output_file_header:: do_sized_write): Call target
10644 adjust_elf_header routine.
10645 * configure.tgt: Set targ_osabi.
10646 * configure.ac: Define GOLD_DEFAULT_OSABI.
10647 * parameters.cc (Parameters::default_target): Pass
10648 GOLD_DEFAULT_OSABI to select_target.
10649 * target-select.h (class Target_selector): Make instantiate_target
10650 protected rather than private.
10651 * Makefile.am (HFILES): Add freebsd.h.
10652 * configure, Makefile.in, config.in: Rebuild.
10654 * merge.cc (do_add_input_section): Correct pend value. Change
10655 message about last entry not being null terminated from error to
10658 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
10660 * incremental.cc: New file.
10661 * Makefile.am (CCFILES): Add incremental.cc.
10662 * Makefile.in: Rebuild.
10664 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
10666 * layout.cc (Layout::output_section_name): Preserve names
10667 of '.note.' sections.
10669 2009-03-19 Ian Lance Taylor <iant@google.com>
10671 * descriptors.cc (Descriptors::open): Check that the options are
10672 valid before using them.
10674 2009-03-18 Ian Lance Taylor <iant@google.com>
10676 * script-sections.h: Include <list>.
10677 (class Script_sections): Change Sections_elements from std::vector
10678 to std::list. Typedef public Elements_iterator. Add
10679 orphan_section_placement_, data_segment_align_start_, and
10680 saw_data_segment_align_ fields. Remove data_segment_align_index_
10682 * script-sections.cc (class Orphan_section_placement): New class.
10683 (class Sections_element): Add virtual functions is_relro and
10684 orphan_section_init. Remove virtual function place_orphan_here.
10685 (class Output_section_definition): Add is_relro and
10686 orphan_section_init. Remove place_orphan_here.
10687 (class Orphan_output_section): Likewise.
10688 (Script_sections::Script_sections): Update for field changes.
10689 (Script_sections::data_segment_align): Set saw_data_segment_align_
10690 and data_segment_align_start_, not data_segment_align_index.
10691 (Script_sections::data_segment_relro_end): Check
10692 saw_data_segment_align_. Use data_segment_align_start_ rather
10693 than data_segment_align_index_.
10694 (Script_sections::place_orphan): Rewrite to use
10695 Orphan_section_placement.
10697 2009-03-17 Ian Lance Taylor <iant@google.com>
10699 * archive.cc (Archive::add_symbols): Check for a version attached
10700 to the symbol name in the archive map.
10701 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
10702 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
10703 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
10704 (ver_test_11.a): New target.
10705 * testsuite/Makefile.in: Rebuild.
10707 * configure.ac: Check for chsize and posix_fallocate. Replace
10709 * ftruncate.c: New file, from gnulib.
10710 * output.cc (posix_fallocate): Define dummy version if not
10711 HAVE_POSIX_FALLOCATE.
10712 (Output_file::map): Call posix_fallocate rather than lseek and
10714 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
10715 * configure, Makefile.in, config.in: Rebuild.
10717 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
10719 * layout.h (Layout::create_note): Add section_name parameter.
10720 * layout.cc (Layout::create_note): Likewise.
10721 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
10723 2009-03-17 Ian Lance Taylor <iant@google.com>
10725 * descriptors.cc: Include "options.h".
10726 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
10727 (Descriptors::open): Always use O_CLOEXEC when opening a new
10728 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
10729 then set FD_CLOEXEC.
10731 * sparc.cc (class Target_sparc): Add has_got_section.
10732 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
10733 make sure we have a GOT section.
10735 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
10736 (Target_sparc::Scan::local): Likewise.
10737 (Target_sparc::Scan::global): Likewise.
10738 (Target_sparc::Relocate::relocate): Likewise.
10739 (Target_sparc::Relocate::relocate_tls): Likewise.
10741 * symtab.cc (Symbol_table::define_default_version): New function,
10742 broken out of add_from_object.
10743 (Symbol_table::add_from_object): Call define_default_version.
10744 (Symbol_table::define_special_symbol): Add resolve_oldsym
10745 parameter. Change all callers. If the version for a symbol comes
10746 from a version script, resolve it with the symbol with the same
10747 name with no version. Also add the symbol without a version if
10749 (do_define_in_output_data): If resolving with oldsym, don't delete
10751 (do_define_in_output_segment): Likewise.
10752 (do_define_as_constant): Likewise.
10753 * symtab.h (class Symbol_table): Update declarations.
10755 2009-03-13 Ian Lance Taylor <iant@google.com>
10757 * readsyms.cc (Read_symbols::incompatible_warning): New function.
10758 (Read_symbols::requeue): New function.
10759 (Read_symbols::do_read_symbols): If make_elf_object fails because
10760 the target type is not configured, and the file was searched for,
10761 issue a warning and retry with the next directory.
10762 (Add_symbols::run): If the file has an incompatible format, and
10763 it was searched for, requeue the Read_symbols task. On error,
10764 release the object.
10765 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
10766 dirindex parameter to constructor. Change all callers. Declare
10767 incompatible_warning and requeue.
10768 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
10769 input_argument_ and input_group_ fields. Add them to
10770 constructor. Change all callers.
10771 (class Read_script): Add dirindex_ field. Add it to constructor.
10772 Change all callers.
10773 * archive.cc (Archive::setup): Remove input_objects parameter.
10774 Change all callers.
10775 (Archive::get_file_and_offset): Likewise.
10776 (Archive::read_all_symbols): Likewise.
10777 (Archive::read_symbols): Likewise.
10778 (Archive::get_elf_object_for_member): Remove input_objects
10779 parameter. Add punconfigured parameter. Change all callers.
10780 (Archive::add_symbols): Change return type to bool. Check return
10781 value of include_member.
10782 (Archive::include_all_members): Likewise.
10783 (Archive::include_member): Change return type to bool. Return
10784 false if first included object has incompatible target. Set
10785 included_member_ field.
10786 (Add_archive_symbols::run): If add_symbols returns false, requeue
10788 * archive.h (class Archive): Add included_member_ field.
10789 Initialize it in constructor. Add input_file and searched_for
10790 methods. Update declarations.
10791 (class Add_archive_symbols): Add dirpath_, dirindex_, and
10792 input_argument_ fields. Add them to constructor. Change all
10794 * script.cc: Include "target-select.h".
10795 (class Parser_closure): Add skip_on_incompatible_target_ and
10796 found_incompatible_target_ fields. Add
10797 skip_on_incompatible_target parameter to constructor. Change all
10798 callers. Add methods skip_on_incompatible_target,
10799 clear_skip_on_incompatible_target, found_incompatible_target, and
10800 set_found_incompatible_target.
10801 (read_input_script): Add dirindex parameter. Change all callers.
10802 If parser finds an incompatible target, requeue Read_symbols
10804 (script_set_symbol): Clear skip_on_incompatible_target in
10806 (script_add_assertion, script_parse_option): Likewise.
10807 (script_start_sections, script_add_phdr): Likewise.
10808 (script_check_output_format): New function.
10809 * script.h (read_input_script): Update declaration.
10810 * script-c.h (script_check_output_format): Declare.
10811 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
10812 (ignore_cmd): Remove OUTPUT_FORMAT.
10813 * fileread.cc (Input_file::Input_file): Add explicit this.
10814 (Input_file::will_search_for): New function.
10815 (Input_file::open): Add pindex parameter. Change all callers.
10816 * fileread.h (class Input_file): Add input_file_argument method.
10817 Declare will_search_for. Update declarations.
10818 * object.cc (make_elf_object): Add punconfigured parameter.
10819 Change all callers.
10820 * object.h (class Object): Make input_file public. Add
10821 searched_for method.
10822 (make_elf_object): Update declaration.
10823 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
10825 * dirsearch.h (class Dirsearch): Update declaration.
10826 * options.h (class General_options): Add --warn-search-mismatch.
10827 * parameters.cc (Parameters::is_compatible_target): New function.
10828 * parameters.h (class Parameters): Declare is_compatible_target.
10829 * workqueue.cc (Workqueue::add_blocker): New function.
10830 * workqueue.h (class Workqueue): Declare add_blocker.
10832 * fileread.cc (Input_file::open): Remove options parameter.
10833 Change all callers.
10834 (Input_file::open_binary): Likewise.
10835 * script.cc (read_input_script): Likewise.
10836 * readsyms.h (class Read_symbols): Remove options_ field. Remove
10837 options parameter from constructor. Change all callers.
10838 (class Read_script): Likewise.
10839 * fileread.h (class Input_file): Update declarations.
10840 * script.h (read_input_script): Update declaration.
10842 2009-03-10 Nick Clifton <nickc@redhat.com>
10844 * po/es.po: New Spanish translation.
10846 2009-03-06 Cary Coutant <ccoutant@google.com>
10848 * options.cc (parse_short_option): Keep dash_z from registering itself.
10850 2009-03-03 Ian Lance Taylor <iant@google.com>
10853 * target-reloc.h (relocate_section): Pass output_section to
10855 * i386.cc (Target_i386::should_apply_static_reloc): Add
10856 output_section parameter. Change all callers.
10857 (Target_i386::Relocate::relocate): Add output_section parameter.
10858 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10859 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
10860 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
10861 * testsuite/two_file_shared.sh: New script.
10862 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
10863 (check_DATA): Add two_file_shared.dbg.
10864 (two_file_shared.dbg): New target.
10865 * testsuite/Makefile.in: Rebuild.
10867 2009-03-01 Ian Lance Taylor <iant@google.com>
10869 * configure.ac: Check for byteswap.h.
10870 * configure: Rebuild.
10871 * config.in: Rebuild.
10873 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
10875 * layout.cc (Layout::find_or_add_kept_section): New function.
10876 (Layout::add_comdat): Removed.
10877 * layout.h (struct Kept_section): Move out of class Layout.
10878 Remove trailing underscores from field names. Add group_sections
10879 field. Rename group_ field to is_group. Change all uses.
10880 (class Layout): Declare find_or_add_kept_section, not add_comdat.
10881 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
10882 comdat_groups_ field.
10883 (Sized_relobj::include_section_group): Use
10884 find_or_add_kept_section and Kept_section::group_sections.
10885 (Sized_relobj::include_linkonce_section): Likewise.
10886 * object.cc (class Sized_relobj): Don't define Comdat_group or
10887 Comdat_group_table. Remove find_comdat_group and
10888 add_comdat_group. Remove comdat_groups_ field.
10889 * plugin.cc (include_comdat_group): Use
10890 Layout::find_or_add_kept_section.
10892 2009-02-28 Ian Lance Taylor <iant@google.com>
10894 * README: --gc-sections and map files are now supported. Document
10895 some build requirements.
10898 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
10899 relocatable link set the value of the section symbol to zero.
10900 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
10901 relocatable link don't include the section address in the local
10904 2009-02-27 Ian Lance Taylor <iant@google.com>
10907 * options.h (class Search_directory): Add is_system_directory.
10908 (class General_options): Declare is_in_system_directory.
10909 * options.cc (get_relative_sysroot): Make static.
10910 (get_default_sysroot): Make static.
10911 (General_optoins::is_in_system_directory): New function.
10912 * fileread.cc (Input_file::is_in_system_directory): New function.
10913 * fileread.h (class Input_file): Declare is_in_system_directory.
10914 * object.h (class Object): Add is_in_system_directory.
10915 (class Input_objects): Remove system_library_directory_ field.
10916 * object.cc (Input_objects::add_object): Don't set
10917 system_library_directory_.
10918 (input_objects::found_in_system_library_directory): Remove.
10919 * symtab.cc (Symbol_table::write_globals): Remove input_objects
10920 parameter. Change all callers.
10921 (Symbol_table::sized_write_globals): Likewise.
10922 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
10923 Call Object::is_in_system_directory.
10924 * symtab.h (class Symbol_table): Update declarations.
10927 * descriptors.h (Open_descriptor): Add is_on_stack field.
10928 * descriptors.cc (Descriptors::open): If the descriptor is on the
10929 top of the stack, remove it. Initialize is_on_stack field.
10930 (Descriptors::release): Only add pod to stack if it is not on the
10932 (Descriptors::close_some_descriptor): Clear stack_next and
10933 is_on_stack fields.
10936 * output.cc (Output_section::find_starting_output_address): Rename
10937 from starting_output_address; add PADDR parameter; change return
10939 * output.h (class Output_section): Declare
10940 find_starting_output_address instead of starting_output_address.
10941 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
10942 section symbol for which we can't find a merge section.
10945 * symtab.cc (Symbol_table::add_from_object): If the visibility is
10946 hidden or internal, force the symbol to be local.
10947 * resolve.cc (Symbol::override_visibility): Define.
10948 (Symbol::override_base): Use override_visibility.
10949 (Symbol_table::resolve): Likewise.
10950 (Symbol::override_base_with_special): Likewise.
10951 (Symbol_table::override_with_special): If the visibility is hidden
10952 or internal, force the symbol to be local.
10953 * symtab.h (class Symbol): Add set_visibility and
10954 override_visibility.
10955 * testsuite/ver_test_1.sh: New file.
10956 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
10957 (check_DATA): Add ver_test_1.syms.
10958 (ver_test_1.syms): New target.
10959 * testsuite/Makefile.in: Rebuild.
10961 2009-02-25 Cary Coutant <ccoutant@google.com>
10963 * layout.cc (Layout::choose_output_section): Don't rename sections
10964 when using a linker script that has a SECTIONS clause.
10965 * Makefile.in: Regenerate.
10967 * testsuite/Makefile.am (script_test_5.sh): New test case.
10968 * testsuite/Makefile.in: Regenerate.
10969 * testsuite/script_test_5.cc: New file.
10970 * testsuite/script_test_5.sh: New file.
10971 * testsuite/script_test_5.t: New file.
10973 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
10975 * archive.cc (Archive::include_member): Update calls to add_symbols.
10976 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
10977 the Layout argument.
10978 * dynobj.h (do_add_symbols): Add the Layout argument.
10979 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
10981 * object.h (Object::add_symbols): Add the Layout argument.
10982 (Object::do_add_symbols): Add the Layout argument.
10983 (Sized_relobj::do_add_symbols): Add the Layout argument.
10984 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
10985 Unify the two versions.
10986 (Add_plugin_symbols): Remove.
10987 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
10988 (Sized_pluginobj::do_add_symbols): Unify the two versions.
10989 (Add_plugin_symbols): Remove.
10990 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
10991 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
10992 (Add_symbols::run): Make it work with Pulginobj.
10994 2009-02-06 Ian Lance Taylor <iant@google.com>
10996 * object.cc (Sized_relobj::do_layout): Make info message start
10997 with lower case letter.
10999 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
11001 * binary.cc: Fix file comment.
11003 * options.h (enum Incremental_disposition): Define.
11004 (class General_options): Add new options: --incremental,
11005 --incremental_changed, --incremental_unchanged,
11006 --incremental_unknown. Add incremental_disposition_ and
11007 implicit_incremental_ fields.
11008 (General_options::incremental_disposition): New function.
11009 (class Position_dependent_options): Add incremental_disposition
11011 (Position_dependent_options::copy_from_options): Set incremental
11013 * options.cc (General_options::parse_incremental_changed): New
11015 (General_options::parse_incremental_unchanged): New function.
11016 (General_options::parse_incremental_unknown): New function.
11017 (General_options::General_options): Initialize new fields
11018 incremental_disposition_ and implicit_incremental_.
11019 (General_options::finalize): Check for uasge of --incremental-*
11020 without --incremental.
11022 2009-02-06 Chris Demetriou <cgd@google.com>
11024 * gold.h (gold_undefined_symbol): Change to take only a Symbol
11025 pointer and to report location as the file name associated with
11027 (gold_undefined_symbol_at_location): New function to replace the
11028 old gold_undefined_symbol functionality.
11029 * target-reloc.h (relocate_section): Update to use
11030 gold_undefined_symbol_at_location.
11031 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11032 Call gold_undefined_symbol function rather than gold_error.
11033 * errors.h (Errors::undefined_symbol): Take location as a
11034 string, rather than calculating it from a relocation.
11035 * errors.cc (Errors::fatal): Print "fatal error:" before the
11037 (Errors::error, Errors::error_at_location): Print "error: "
11038 before the formatted message.
11039 (Errors::undefined_symbol): Take location as a string, rather
11040 than calculating it from a relocation.
11041 (gold_undefined_symbol_at_location): New function akin to
11042 old gold_undefined_symbol, calculates location from relocation.
11043 (gold_undefined_symbol): Change to take only a Symbol pointer
11044 and to report location as the file name associated with the symbol.
11045 * testsuite/debug_msg.sh: Update for changed error messages.
11046 * testsuite/undef_symbol.sh: Likewise.
11048 2009-02-04 Duncan Sands <baldrick@free.fr>
11051 * reduced_debug_output.h
11052 (Output_reduced_debug_abbrev_section::failed): Use format for
11054 (Output_reduced_debug_info_section::faild): Likewise.
11056 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
11058 * script.cc (Lazy_demangler): New class.
11059 (Version_script_info::get_symbol_version_helper): Demangle a
11062 2009-01-29 Cary Coutant <ccoutant@google.com>
11064 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
11066 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11068 2009-01-28 Ian Lance Taylor <iant@google.com>
11070 * version.cc (version_string): Bump to 1.9.
11072 * gold.h: Include <cstring> and <stdint.h>.
11073 * version.cc: Include <cstdio>.
11074 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
11076 * reduced_debug_output.cc (insert_into_vector): Rename from
11077 Insert_into_vector; change all callers. Use Swap_unaligned to
11078 avoid aliasing issue; remove union since it is unnecessary.
11080 2009-01-27 Sriraman Tallam <tmsriram@google.com>
11082 * Makefile.am (CCFILES): Add gc.cc.
11083 (HFILES): Add gc.h.
11084 * Makefile.in: Regenerate.
11085 * gold.cc (Gc_runner): New class.
11086 (queue_initial_tasks): Call garbage collection related tasks
11087 when corresponding options are invoked.
11088 (queue_middle_gc_tasks): New function.
11089 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
11090 processed early before laying out sections during garbage collection.
11091 * gold.h (queue_middle_gc_tasks): New function.
11092 (is_prefix_of): Move from "layout.cc".
11093 * i386.cc (Target_i386::gc_process_relocs): New function.
11094 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
11095 * main.cc (main): Create object of class "Garbage_collection".
11096 * object.cc (Relobj::copy_symbols_data): New function.
11097 (Relobj::is_section_name_included): New function.
11098 (Sized_relobj::do_layout): Allow this function to be called twice
11099 during garbage collection and defer layout of section during the
11101 * object.h (Relobj::get_symbols_data): New function.
11102 (Relobj::is_section_name_included): New function.
11103 (Relobj::copy_symbols_data): New function.
11104 (Relobj::set_symbols_data): New function.
11105 (Relobj::get_relocs_data): New function.
11106 (Relobj::set_relocs_data): New function.
11107 (Relobj::is_output_section_offset_invalid): New pure virtual function.
11108 (Relobj::gc_process_relocs): New function.
11109 (Relobj::do_gc_process_relocs): New pure virtual function.
11110 (Relobj::sd_): New data member.
11111 (Sized_relobj::is_output_section_offset_invalid): New function.
11112 (Sized_relobj::do_gc_process_relocs): New function.
11113 * options.h (General_options::gc_sections): Modify to not be a no-op.
11114 (General_options::print_gc_sections): New option.
11115 * plugin.cc (Plugin_finish::run): Remove function call to
11116 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
11117 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
11118 * reloc.cc (Read_relocs::run): Add task to process relocs and
11119 determine unreferenced sections when doing garbage collection.
11120 (Gc_process_relocs): New class.
11121 (Sized_relobj::do_gc_process_relocs): New function.
11122 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11123 sections that are garbage collected.
11124 * reloc.h (Gc_process_relocs): New class.
11125 * sparc.cc (Target_sparc::gc_process_relocs): New function.
11126 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11127 symbols whose corresponding sections are garbage collected.
11128 (Symbol_table::Symbol_table): Add new parameter for the garbage
11130 (Symbol_table::gc_mark_undef_symbols): New function.
11131 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11132 (Symbol_table::gc_mark_dyn_syms): New function.
11133 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11135 (Symbol_table::add_from_object): Likewise.
11136 (Symbol_table::add_from_relobj): When building shared objects, do not
11137 treat externally visible symbols as garbage.
11138 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11139 table information for static and relocatable links.
11140 * symtab.h (Symbol_table::set_gc): New function.
11141 (Symbol_table::gc): New function.
11142 (Symbol_table::gc_mark_undef_symbols): New function.
11143 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11144 (Symbol_table::gc_mark_dyn_syms): New function.
11145 (Symbol_table::gc_): New data member.
11146 * target.h (Sized_target::gc_process_relocs): New pure virtual
11148 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11149 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11151 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
11153 * options.h (General_options::gc_sections): Define as a no-op for now.
11154 (General_options::no_keep_memory): Ditto.
11155 (General_options::Bshareable): Define.
11156 * options.cc (General_options::finalize): Honor -Bshareable.
11158 2009-01-20 Andreas Schwab <schwab@suse.de>
11160 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11161 read the value in the contents, since we don't use it. Use the
11162 template endianness when writing.
11163 (Relocate::relocate): Use it for R_PPC_REL16_HA.
11165 2009-01-19 Andreas Schwab <schwab@suse.de>
11167 * configure.tgt (powerpc64-*): Fix targ_obj.
11169 2009-01-15 Ian Lance Taylor <iant@google.com>
11171 * object.cc (Sized_relobj::write_local_symbols): Don't write out
11172 local symbols when stripping all symbols.
11174 2009-01-14 Cary Coutant <ccoutant@google.com>
11176 * output.cc (Output_reloc): Add explicit instantiations.
11178 2009-01-14 Cary Coutant <ccoutant@google.com>
11180 * archive.cc (Archive::get_elf_object_for_member): Remove call
11181 to File_read::claim_for_plugin.
11182 * descriptors.cc (Descriptors::open): Remove reference to
11184 (Descriptors::claim_for_plugin): Remove.
11185 * descriptors.h (Descriptors::claim_for_plugin): Remove.
11186 (Descriptors::is_claimed): Remove.
11187 (claim_descriptor_for_plugin): Remove.
11188 * fileread.cc (File_read::claim_for_plugin): Remove.
11189 * fileread.h (File_read::claim_for_plugin): Remove.
11190 (File_read::descriptor): Reopen descriptor if necessary.
11191 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
11192 (Plugin_manager::all_symbols_read): Add task parameter. Change
11194 (Plugin_manager::get_input_file): New function.
11195 (Plugin_manager::release_input_file): New function.
11196 (Pluginobj::Pluginobj): Add filesize parameter and initialize
11197 corresponding data member.
11198 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11199 and pass to base constructor. Change all callers.
11200 (get_input_file, release_input_file): New functions.
11201 (make_sized_plugin_object): Add filesize parameter. Change all callers.
11202 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11203 (Plugin_manager::all_symbols_read): Add task parameter.
11204 (Plugin_manager::get_input_file): New function.
11205 (Plugin_manager::release_input_file): New function.
11206 (Plugin_manager::task_): New data member.
11207 (Pluginobj::Pluginobj): Add filesize parameter.
11208 (Pluginobj::filename): New function.
11209 (Pluginobj::descriptor): New function.
11210 (Pluginobj::filesize): New function.
11211 (Pluginobj::filesize_): New data member.
11212 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11213 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11214 File_read::claim_for_plugin; use Object::unlock to unlock the file.
11216 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11217 with archive libraries.
11218 * testsuite/Makefile.in: Regenerate.
11219 * testsuite/plugin_test.c (struct sym_info): New type.
11220 (get_input_file, release_input_file): New static variables.
11221 (onload): Capture new transfer vector entries.
11222 (claim_file_hook): Stop reading at end of file according to filesize.
11223 Factor out parsing of readelf output into separate function.
11224 (all_symbols_read_hook): Exercise get_input_file and release_input_file
11225 APIs and get the source file name from the symbol table. Convert
11226 source file name to corresponding object file name. Print info
11227 message when adding new input files.
11228 (parse_readelf_line): New function.
11229 * testsuite/plugin_test_1.sh: Add checks for new info messages.
11230 * testsuite/plugin_test_2.sh: Likewise.
11231 * testsuite/plugin_test_3.sh: Likewise.
11232 * testsuite/plugin_test_4.sh: New test case.
11234 2009-01-07 Ian Lance Taylor <iant@google.com>
11236 * version.cc (version_string): Bump to 1.8.
11238 2008-12-23 Cary Coutant <ccoutant@google.com>
11240 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11241 * plugin.cc (Plugin_manager::finish): Rename as
11242 layout_deferred_objects. Move cleanup to separate function.
11243 (Plugin_manager::cleanup): New function.
11244 (Plugin_finish::run): Call layout_deferred_objects and cleanup
11246 * plugin.h (Plugin_manager::finish): Rename as
11247 layout_deferred_objects.
11248 (Plugin_manager::cleanup): New function.
11249 (Plugin_manager::cleanup_done): New field.
11251 2008-12-23 Cary Coutant <ccoutant@google.com>
11253 * plugin.cc (is_visible_from_outside): New function.
11254 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11255 so we don't return "IR only" status for exported symbols or -r links.
11257 * testsuite/Makefile.am (plugin_test_3): New test case.
11258 * testsuite/Makefile.in: Regenerate.
11259 * testsuite/plugin_test_3.sh: New file.
11261 2008-12-22 Cary Coutant <ccoutant@google.com>
11263 * object.cc (Sized_relobj::layout_section): New function.
11264 (Sized_relobj::do_layout): Defer layout of input sections until after
11265 plugin has provided replacement files.
11266 (Sized_relobj::do_layout_deferred_sections): New function.
11267 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11268 (Relobj::layout_deferred_sections): New function.
11269 (Relobj::do_layout_deferred_sections): New function.
11270 (Sized_relobj::do_layout_deferred_sections): New function.
11271 (Sized_relobj::layout_section): New function.
11272 (Sized_relobj::Deferred_layout): New structure.
11273 (Sized_relobj::deferred_layout_): New field.
11274 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11275 Change all callers. Layout deferred sections.
11276 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11278 (Plugin_hook::run): Move code from do_plugin_hook inline.
11279 (Plugin_hook::do_plugin_hook): Remove.
11280 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11281 (Plugin_manager::finish): Renamed, was cleanup.
11282 (Plugin_manager::should_defer_layout): New function.
11283 (Plugin_manager::add_deferred_layout_object): New function.
11284 (Plugin_manager::Deferred_layout_list): New type.
11285 (Plugin_manager::deferred_layout_objects_): New field.
11286 (Plugin_hook::do_plugin_hook): Remove.
11288 2008-12-17 Ian Lance Taylor <iant@google.com>
11290 * options.h (class General_options): Add --no case for
11293 2008-12-16 Cary Coutant <ccoutant@google.com>
11295 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11297 (Plugin_manager::claim_file): Create plugin object even if
11298 plugin did not call the add_symbols callback.
11299 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11300 asking for more symbols than were added.
11301 * testsuite/Makefile.am (plugin_test_1): Add test case with
11303 (empty.syms): New target.
11304 * testsuite/Makefile.in: Regenerate.
11305 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11306 message. Don't call add_symbols if no globals.
11307 (all_symbols_read_hook): Don't provide replacement for empty
11310 2008-12-12 Ian Lance Taylor <iant@google.com>
11312 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11313 r_type == 0 for a local symbol with r_sym == 0.
11314 (scan_relocatable_relocs): Pass r_sym to
11315 local_non_section_strategy.
11316 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11319 * configure.ac: Update test for TLS descriptors: they are
11320 supported as of glibc 2.9.
11321 * configure: Rebuild.
11323 2008-12-11 Ian Lance Taylor <iant@google.com>
11326 * target-reloc.h (Default_scan_relocatable_relocs): For each
11327 function, map r_type == 0 to RELOC_DISCARD.
11329 2008-12-10 Cary Coutant <ccoutant@google.com>
11331 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11332 object to override a kept COMDAT group from a plugin object.
11334 2008-12-09 Ian Lance Taylor <iant@google.com>
11337 * yyscript.y (file_cmd): Handle INPUT.
11339 * testsuite/initpri1.c: Change all declarations to be full
11340 prototypes by adding void, to avoid compiler warnings.
11342 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11344 * options.cc (General_options::parse_plugin_opt): New.
11345 (General_options::add_plugin): The argument now is just the filename.
11346 (General_options::add_plugin_option): New.
11347 * options.h (plugin_opt): New.
11348 (add_plugin): Change argument name.
11349 (add_plugin_option): New.
11350 * plugin.cc (Plugin::load): Don't parse the plugin option.
11351 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11352 (Plugin::add_option): New.
11353 (Plugin::args_): Change type.
11354 (Plugin::filename_): New.
11355 (Plugin_manager::add_plugin_option): New.
11356 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11357 * testsuite/Makefile.in: Regenerate.
11359 2008-12-05 Cary Coutant <ccoutant@google.com>
11361 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11362 Handle --strip-lto-sections option.
11363 * options.h (strip_lto_sections): New option.
11365 2008-12-01 Cary Coutant <ccoutant@google.com>
11367 * plugin.cc (ld_plugin_message): Change format parameter to const.
11368 Fix mismatch between new[] and delete.
11370 2008-11-14 Cary Coutant <ccoutant@google.com>
11372 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11375 2008-11-05 Craig Silverstein <csilvers@google.com>
11377 * options.cc (General_options::parse_dynamic_list): New function.
11378 * options.h (General_options): New flags dynamic_list,
11379 dynamic_list_data, dynamic_list_cpp_new, and
11380 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11381 (General_options::in_dynamic_list): New function.
11382 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11383 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11384 (Lex::can_continue_name): Likewise.
11386 (read_script_file): New parameter script_options.
11387 (read_dynamic_list): New function.
11388 (Script_options::define_dynamic_list): New function.
11389 (dynamic_list_keyword_parsecodes): New variable.
11390 (dynamic_list_keywords): New variable.
11391 * script.h (Script_options::define_dynamic_list): New function
11393 (read_dynamic_list): New function prototype.
11394 * symtab.cc (strprefix): New macro.
11395 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11396 dynamic_list_data, dynamic_list_cpp_new, and
11397 dynamic_list_cpp_typeinfo.
11398 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11399 (dynamic_list_expr): New rule.
11400 (dynamic_list_nodes): Likewise.
11401 (dynamic_list_node): Likewise.
11402 * testsuite/Makefile.am (dynamic_list): New test.
11403 * testsuite/Makefile.in: Regenerated.
11404 * testsuite/dynamic_list.t: New file.
11405 * testsuite/dynamic_list.sh: New file.
11407 2008-11-05 Craig Silverstein <csilvers@google.com>
11409 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11410 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11411 (t11_last): Likewise.
11412 * testsuite/ver_test_6.c (main): Likewise.
11414 2008-10-07 Cary Coutant <ccoutant@google.com>
11416 * options.c (General_options::finalize): Add check for -static and
11418 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11421 2008-10-02 Cary Coutant <ccoutant@google.com>
11423 * plugin.cc (make_sized_plugin_object): Fix conditional
11424 compilation to work when not all targets are enabled.
11426 2008-09-29 Cary Coutant <ccoutant@google.com>
11428 * archive.cc (Archive::get_file_and_offset): Use filename instead
11429 of name to get library path.
11430 (Archive::include_member): Unlock external member of a thin archive.
11432 * testsuite/Makefile.am (TEST_AR): New variable.
11433 (thin_archive_test_1): New test.
11434 (thin_archive_test_2): New test.
11435 * testsuite/Makefile.in: Regenerate.
11436 * testsuite/thin_archive_main.cc: New file.
11437 * testsuite/thin_archive_test_1.cc: New file.
11438 * testsuite/thin_archive_test_2.cc: New file.
11439 * testsuite/thin_archive_test_3.cc: New file.
11440 * testsuite/thin_archive_test_4.cc: New file.
11442 2008-09-29 Cary Coutant <ccoutant@google.com>
11444 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11445 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11447 (Sized_relobj::do_finalize_local_symbols): Likewise.
11448 (Sized_relobj::map_to_kept_section): Likewise.
11449 * object.h (Sized_relobj::invalid_address): New constant.
11450 (Sized_relobj::do_output_section_offset): Check for invalid_address
11452 * output.cc (Output_reloc::local_section_offset): Use constant
11453 invalid_address instead of -1U.
11454 (Output_reloc::get_address): Likewise.
11455 (Output_section::output_address): Change -1U to -1ULL.
11456 * output.h (Output_reloc::invalid_address): New constant.
11457 * reloc.cc (Sized_relobj::write_sections): Use constant
11458 invalid_address instead of -1U.
11459 (Sized_relobj::relocate_sections): Likewise.
11460 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11461 values for merge sections.
11462 * target-reloc.h (relocate_for_relocatable): Use constant
11463 invalid_address instead of -1U.
11465 2008-09-19 Cary Coutant <ccoutant@google.com>
11467 Add plugin functionality for link-time optimization (LTO).
11468 * configure.ac (plugins): Add --enable-plugins option.
11469 * configure: Regenerate.
11470 * config.in: Regenerate.
11471 * Makefile.am (LIBDL): New variable.
11472 (CCFILES): Add plugin.cc.
11473 (HFILES): Add plugin.h.
11474 (ldadd_var): Add LIBDL.
11475 * Makefile.in: Regenerate.
11477 * archive.cc: Include "plugin.h".
11478 (Archive::setup): Don't preread archive symbols when using a plugin.
11479 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11480 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11482 (Archive::include_member): Add symbols from plugin objects.
11483 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11484 * descriptors.cc (Descriptors::open): Check for file descriptors
11485 abandoned by plugins.
11486 (Descriptors::claim_for_plugin): New function.
11487 * descriptors.h (Descriptors::claim_for_plugin): New function.
11488 (Open_descriptor::is_claimed): New field.
11489 (claim_descriptor_for_plugin): New function.
11490 * fileread.cc (File_read::claim_for_plugin): New function.
11491 * fileread.h (File_read::claim_for_plugin): New function.
11492 (File_read::descriptor): New function.
11493 * gold.cc: Include "plugin.h".
11494 (queue_initial_tasks): Add task to call plugin hooks for generating
11496 * main.cc: Include "plugin.h".
11497 (main): Load plugin libraries.
11498 * object.h (Pluginobj): Declare.
11499 (Object::pluginobj): New function.
11500 (Object::do_pluginobj): New function.
11501 (Object::set_target): New function.
11502 * options.cc: Include "plugin.h".
11503 (General_options::parse_plugin): New function.
11504 (General_options::General_options): Initialize plugins_ field.
11505 (General_options::add_plugin): New function.
11506 * options.h (Plugin_manager): Declare.
11507 (General_options): Add --plugin option.
11508 (General_options::has_plugins): New function.
11509 (General_options::plugins): New function.
11510 (General_options::add_plugin): New function.
11511 (General_options::plugins_): New field.
11512 * plugin.cc: New file.
11513 * plugin.h: New file.
11514 * readsyms.cc: Include "plugin.h".
11515 (Read_symbols::do_read_symbols): Check for archive before checking
11516 for ELF file. Call plugin hooks to claim files.
11517 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11518 from a real object file; force override when processing replacement
11520 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11521 (Symbol::init_base_object): Likewise.
11522 (Symbol::init_base_output_data): Likewise.
11523 (Symbol::init_base_output_segment): Likewise.
11524 (Symbol::init_base_constant): Likewise.
11525 (Symbol::init_base_undefined): Likewise.
11526 (Symbol::output_section): Assert that object is not a plugin.
11527 (Symbol_table::add_from_pluginobj): New function.
11528 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11530 (Symbol_table::sized_write_globals): Likewise.
11531 (Symbol_table::add_from_pluginobj): Instantiate template.
11532 * symtab.h (Sized_pluginobj): Declare.
11533 (Symbol::in_real_elf): New function.
11534 (Symbol::set_in_real_elf): New function.
11535 (Symbol::in_real_elf_): New field.
11536 (Symbol_table::add_from_pluginobj): New function.
11538 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11539 (LIBDL): New variable.
11540 (LDADD): Add LIBDL.
11541 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11542 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11543 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11544 (MOSTLYCLEANFILES): Likewise.
11545 * testsuite/Makefile.in: Regenerate.
11546 * testsuite/plugin_test.c: New file.
11547 * testsuite/plugin_test_1.sh: New file.
11548 * testsuite/plugin_test_2.sh: New file.
11550 2008-09-16 Ian Lance Taylor <iant@google.com>
11552 * target-reloc.h (relocate_section): Check whether a symbol is
11553 defined by the ABI before reporting an undefined symbol error.
11554 * target.h (Target::is_defined_by_abi): Make parameter const.
11555 (Target::do_is_defined_by_abi): Likewise.
11556 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11557 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11558 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11559 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11560 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11561 * testsuite/Makefile.in: Rebuild.
11563 * fileread.cc (make_view): Add casts to avoid warning.
11565 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11567 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
11568 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11570 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11572 * options.h (General_options::output_is_executable): New.
11573 (General_options::output_is_pie): New.
11574 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
11575 for shared libraries.
11576 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11578 2008-09-11 Chris Demetriou <cgd@google.com>
11580 * options.h (origin): New -z option.
11581 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
11582 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
11585 2008-09-05 Cary Coutant <ccoutant@google.com>
11587 * fileread.cc (File_read::make_view): Add check for attempt to map
11588 beyond end of file.
11590 2008-09-05 Cary Coutant <ccoutant@google.com>
11592 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
11593 explicit instantiations.
11595 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
11598 * options.cc (General_options::finalize): Allow undefined symbols
11599 in shlibs if linking -shared.
11602 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
11603 symbols as not needing a dynsym entry.
11605 2008-08-20 Craig Silverstein <csilvers@google.com>
11607 * fileread.cc (File_read::open): Do not lock the file unless it
11608 was successfully opened.
11610 2008-08-14 Cary Coutant <ccoutant@google.com>
11612 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
11613 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
11614 * testsuite/tls_test.cc (struct int128): 128-bit struct
11615 for testing TLS relocs with non-zero addend.
11616 (v12): New TLS variable.
11618 (t_last): Add check for v12.
11619 * testsuite/tls_test.h (t12): New function.
11620 * testsuite/tls_test_main.cc (thread_routine): Call new test.
11622 2008-08-13 Ian Lance Taylor <iant@google.com>
11624 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
11625 set tls_segment_ or relro_segment_.
11626 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
11628 * output.h (Output_section::clear_is_relro): New function.
11629 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
11630 sections specially even when output_data_ is empty.
11631 (Output_segment::maximum_alignment): When first section is relro,
11632 only force alignment for PT_LOAD segments.
11633 * script.cc (script_data_segment_align): New function.
11634 (script_data_segment_relro_end): New function.
11635 * script-c.h (script_data_segment_align): Declare.
11636 (script_data_segment_relro_end): Declare.
11637 * script-sections.h (class Script_sections): Declare
11638 data_segment_align and data_segment_relro_end. Add fields
11639 segment_align_index_ and saw_relro_end_.
11640 * script-sections.cc (class Sections_element): Add set_is_relro
11641 virtual function. Add new bool* parameter to place_orphan_here.
11642 Add get_output_section virtual function.
11643 (class Output_section_definition): Add set_is_relro. Add new
11644 bool* parameter to place_orphan_here. Add get_output_section.
11645 Add is_relro_ field.
11646 (Output_section_definition::Output_section_definition): Initialize
11647 evaluated_address_, evaluated_load_address, evaluated_addralign_,
11648 and is_relro_ fields.
11649 (Output_section_definition::place_orphan_here): Add is_relro
11651 (Output_section_definition::set_section_addresses): Set relro for
11653 (Output_section_definition::alternate_constraint): Likewise.
11654 (class Orphan_output_section): Add new bool* parameter to
11655 place_orphan_here. Add get_output_section.
11656 (Orphan_output_section::place_orphan_here): Add is_relro
11658 (Script_sections::Script_sections): Initialize
11659 data_segment_align_index_ and saw_relro_end_.
11660 (Script_sections::data_segment_align): New function.
11661 (Script_sections::data_segment_relro_end): New function.
11662 (Script_sections::place_orphan): Set or clear is_relro.
11663 (Script_sections::set_section_addresses): Force alignment of first
11665 * yyscript.y (exp): Call script_data_segment_align and
11666 script_data_segment_relro_end.
11667 * testsuite/relro_script_test.t: New file.
11668 * testsuite/relro_test.cc (using_script): Declare.
11669 (t1, t2): Test using_script.
11670 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
11671 (relro_script_test_SOURCES): Define.
11672 (relro_script_test_DEPENDENCIES): Define.
11673 (relro_script_test_LDFLAGS): Define.
11674 (relro_script_test_LDADD): Define.
11675 (relro_script_test.so): New target.
11676 * testsuite/Makefile.in: Rebuild.
11678 2008-08-06 Cary Coutant <ccoutant@google.com>
11680 * archive.cc (Archive::total_archives, Archive::total_members)
11681 (Archive::total_members_loaded): New variables.
11682 (Archive::setup): Add parameter. Add option to preread
11684 (Archive::read_armap): Add counter.
11685 (Archive::get_file_and_offset): New function.
11686 (Archive::get_elf_object_for_member): New function.
11687 (Archive::read_all_symbols): New function.
11688 (Archive::read_symbols): New function.
11689 (Archive::add_symbols): Add counters.
11690 (Archive::include_all_members): Use armap to find members if it's
11692 (Archive::include_member): Skip reading symbols if already read.
11693 Factored code into Archive::get_file_and_offset and
11694 Archive::get_elf_object_for_member. Changed call to
11695 Mapfile::report_include_archive_member.
11696 (Archive::print_stats): New function.
11697 * archive.h: Declare Object and Read_symbols_data classes.
11698 (Archive::Archive): Add initializers for new members.
11699 (Archive::setup): Add parameter.
11700 (Archive::print_stats): New function.
11701 (Archive::total_archives, Archive::total_members)
11702 (Archive::total_members_loaded): New variables.
11703 (Archive::get_file_and_offset): New function.
11704 (Archive::get_elf_object_for_member): New function.
11705 (Archive::read_all_symbols): New function.
11706 (Archive::read_symbols): New function.
11707 (Archive::Archive_member): New class.
11708 (Archive::members_): New member.
11709 (Archive::num_members_): New member.
11710 * main.cc: Include archive.h.
11711 (main): Call Archive::print_stats.
11712 * mapfile.cc (Mapfile::report_include_archive_member): Delete
11713 archive parameter; member_name is now the fully-decorated name.
11714 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
11715 * options.h: (General_options): Add --preread-archive-symbols option.
11716 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
11719 2008-08-04 Ian Lance Taylor <iant@google.com>
11721 * symtab.h (Symbol::use_plt_offset): New function.
11722 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
11723 * powerpc.cc (Relocate::relocate): Likewise.
11724 * sparc.cc (Relocate::relocate): Likewise.
11725 * x86_64.cc (Relocate::relocate): Likewise.
11726 * testsuite/weak_plt.sh: New test.
11727 * testsuite/weak_plt_main.cc: New test.
11728 * testsuite/weak_plt_shared.cc: New test.
11729 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
11730 (check_PROGRAMS): Add weak_plt.
11731 (check_DATA): Add weak_plt_shared.so.
11732 (weak_plt_main_pic.o, weak_plt): New targets.
11733 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
11734 * testsuite/Makefile.in: Rebuild.
11736 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
11738 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
11739 * testsuite/Makefile.in: Rebuild.
11741 2008-08-04 Alan Modra <amodra@bigpond.net.au>
11743 * Makefile.am (POTFILES.in): Set LC_ALL=C.
11744 * Makefile.in: Regenerate.
11745 * po/POTFILES.in: Regenerate.
11747 2008-07-29 Ian Lance Taylor <iant@google.com>
11749 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
11750 symbols before other symbols.
11751 * testsuite/script_test_2.cc (test_addr): Declare.
11752 (test_addr_alias): Declare.
11753 (main): Check that test_addr and test_addr_alias have the right
11755 * testsuite/script_test_2.t: Define test_addr_alias and
11758 2008-07-24 Ian Lance Taylor <iant@google.com>
11761 * descriptors.cc: New file.
11762 * descriptors.h: New file.
11763 * gold-threads.h (class Hold_optional_lock): New class.
11764 * fileread.cc: Include "descriptors.h".
11765 (File_read::~File_read): Release descriptor rather than closing
11767 (File_read::open) [file]: Call open_descriptor rather than open.
11768 Set is_descriptor_opened_.
11769 (File_read::open) [memory]: Assert that descriptor is not open.
11770 (File_read::reopen_descriptor): New function.
11771 (File_read::release): Release descriptor.
11772 (File_read::do_read): Make non-const. Reopen descriptor.
11773 (File_read::read): Make non-const.
11774 (File_read::make_view): Reopen descriptor.
11775 (File_read::do_readv): Likewise.
11776 * fileread.h (class File_read): Add is_descriptor_opened_ field.
11777 Update declarations.
11778 * layout.cc: Include "descriptors.h".
11779 (Layout::create_build_id): Use open_descriptor rather than open.
11780 * output.cc: Include "descriptors.h".
11781 (Output_file::open): Use open_descriptor rather than open.
11782 * archive.cc (Archive::const_iterator): Change Archive to be
11784 (Archive::begin, Archive::end): Make non-const.
11785 (Archive::count_members): Likewise.
11786 * archive.h (class Archive): Update declarations.
11787 * object.h (Object::read): Make non-const.
11788 * Makefile.am (CCFILES): Add descriptors.cc.
11789 (HFILES): Add descriptors.h.
11790 * Makefile.in: Rebuild.
11793 * gold.h: Always include <clocale>. Add Solaris workarounds
11794 following code in binutils/sysdep.h.
11797 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
11798 this->eh_frame_hdr_ is NULL before using it.
11800 * dynobj.cc (Versions::Versions): Update comment.
11802 * dynobj.cc (Versions::Versions): If there is an soname, use it as
11803 the base version name.
11805 * stringpool.cc (Stringpool_template::add_with_length): Set key to
11806 array size plus one.
11807 (Stringpool_template::set_string_offsets): Subtract one from key
11808 before using it as an array index.
11809 (Stringpool_template::get_offset_with_length): Likewise.
11810 (Stringpool_template::write_to_buffer): Likewise.
11811 * stringpool.h (Stringpool_template::get_offset_from_key):
11814 2008-07-23 Ian Lance Taylor <iant@google.com>
11817 * object.h (Merged_symbol_value::value): Do our best to handle a
11821 * script.cc (Version_script_info::get_versions): Don't add empty
11822 version tag to return value.
11823 (Version_script_info::get_symbol_version_helper): Change return
11824 type to bool. Add pversion parameter. Change all callers.
11825 (script_register_vers_node): Don't require a non-NULL tag.
11826 * script.h (class Version_script_info): Update declarations.
11827 (Version_script_info::get_symbol_version): Change return type to
11828 bool. Add version parameter. Change all callers.
11829 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
11830 handling. Handle an empty version from a version script.
11831 (Symbol_table::define_special_symbol): Likewise.
11832 * testsuite/ver_test_10.script: New file.
11833 * testsuite/ver_test_10.sh: New file.
11834 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
11835 (check_DATA): Add ver_test_10.syms.
11836 (ver_test_10.syms, ver_test_10.so): New target.
11837 * testsuite/Makefile.in: Rebuild.
11839 2008-07-23 Simon Baldwin <simonb@google.com>
11841 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
11842 to zero for undefined symbols from dynamic libraries.
11844 2008-07-23 Ian Lance Taylor <iant@google.com>
11846 * symtab.cc (Symbol_table::resolve): Remove version parameter.
11847 Change all callers.
11848 * symtab.h (class Symbol_table): Update declaration.
11849 * testsuite/ver_test_9.cc: New file.
11850 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
11851 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
11852 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
11853 (ver_test_9.so, ver_test_9.o): New targets.
11854 * testsuite/Makefile.in: Rebuild.
11856 2008-07-22 Ian Lance Taylor <iant@google.com>
11858 * options.h (class General_options): Define --check-sections.
11859 * layout.cc (Layout::set_segment_offsets): Handle
11862 * options.h (class General_options): Define -n/--nmagic and
11864 * options.cc (General_options::finalize): For -n/--nmagic or
11865 -N/--omagic, set -static.
11866 * layout.cc (Layout::attach_allocated_section_to_segment): If
11867 -N/--omagic, don't put read-only and read-write sections in
11868 different segments.
11869 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
11870 finding a read-only segment.
11871 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
11872 don't set the minimum segment alignment to the common page size,
11873 and don't set the file offset to the address modulo the page size.
11874 * script-sections.cc (Script_sections::create_segments): If
11875 -n/--omagic, don't put read-only and read-write sections in
11876 different segments.
11878 * cref.cc: New file.
11879 * cref.h: New file.
11880 * options.h (class General_options): Add --print-symbol-counts.
11881 * main.cc (main): Issue defined symbol report if requested.
11882 * archive.cc (Archive::interpret_header): Make into a const member
11884 (Archive::add_symbols): Call Input_objects::archive_start and
11886 (Archive::const_iterator): Define new class.
11887 (Archive::begin, Archive::end): New functions.
11888 (Archive::include_all_members): Rewrite to use iterator.
11889 (Archive::count_members): New function.
11890 * archive.h (class Archive): Update declarations.
11891 (Archive::filename): New function.
11892 * object.cc: Include "cref.h".
11893 (Sized_relobj::Sized_relobj): Initialize defined_count_.
11894 (Sized_relobj::do_get_global_symbol_counts): New function.
11895 (Input_objects::add_object): Add object to cross-referencer.
11896 (Input_objects::archive_start): New function.
11897 (Input_objects::archive_stop): New function.
11898 (Input_objects::print_symbol_counts): New function.
11899 * object.h: Declare Cref and Archive.
11900 (Object::get_global_symbol_counts): New function.
11901 (Object::do_get_global_symbol_counts): New pure virtual function.
11902 (class Sized_relobj): Add defined_count_ field. Update
11904 (class Input_objects): Add cref_ field. Update constructor.
11905 Update declarations.
11906 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
11908 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
11910 (Sized_dynobj::do_get_global_symbol_counts): New function.
11911 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
11912 defined_count_. Update declarations. Define Symbols typedef.
11913 * symtab.cc (Symbol_table::add_from_relobj): Add defined
11914 parameter. Change all callers.
11915 (Symbol_table::add_from_dynobj): Add sympointers and defined
11916 parameters. Change all callers.
11917 * symtab.h (class Symbol_table): Update declarations.
11918 * Makefile.am (CCFILES): Add cref.cc.
11919 (HFILES): Add cref.h.
11920 * Makefile.in: Rebuild.
11922 2008-07-22 Simon Baldwin <simonb@google.com>
11924 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
11925 to zero when writing undefined symbols.
11927 2008-07-22 Ian Lance Taylor <iant@google.com>
11929 * output.cc (Output_section::add_input_section): Don't try to
11930 merge empty merge sections.
11932 2008-07-21 Craig Silverstein <csilvers@google.com>
11934 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11935 Include symbol version in error message.
11937 2008-07-20 Chris Demetriou <cgd@google.com>
11939 * configure.ac (gold_cv_c_random_seed): New configured variable.
11940 (RANDOM_SEED_CFLAGS): New substituted variable.
11941 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
11942 * configure: Rebuild.
11943 * Makefile.in: Likewise.
11944 * testsuite/Makefile.in: Likewise.
11946 2008-07-18 Ian Lance Taylor <iant@google.com>
11948 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
11949 where we see NAME/NULL and NAME/VERSION as separate symbols.
11950 * testsuite/ver_test_main.cc (main): Call t4.
11951 (t4, t4_2a): Define.
11952 * testsuite/ver_test_2.cc (t4_2): Define.
11953 * testsuite/ver_test_2.script: Put t4_2a in VER2.
11954 * testsuite/ver_test_4.cc (t4_2a): Define.
11955 * testsuite/ver_test_4.script: Put t4_2a in VER2.
11956 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
11958 2008-07-17 Ian Lance Taylor <iant@google.com>
11960 * dynobj.cc (Versions::add_def): If we give an error about a
11961 missing version, go ahead and create the version anyhow.
11963 2008-07-10 Ian Lance Taylor <iant@google.com>
11965 Handle output sections with more than 0x7fffffff bytes.
11966 * object.h (class Relobj): Change map_to_output_ to
11967 output_sections_, and just keep a section pointer. Change all
11968 uses. Move comdat group support to Sized_relobj.
11969 (Relobj::is_section_specially_mapped): Remove.
11970 (Relobj::output_section): Remove poff parameter. Change all
11972 (Relobj::output_section_offset): New function.
11973 (Relobj::set_section_offset): Rewrite.
11974 (Relobj::map_to_output): Remove.
11975 (Relobj::output_sections): New function.
11976 (Relobj::do_output_section_offset): New pure virtual function.
11977 (Relobj::do_set_section_offset): Likewise.
11978 (class Sized_relobj): Add section_offsets_ field. Add comdat
11979 group support from Relobj. Update declarations.
11980 (Sized_relobj::get_output_section_offset): New function.
11981 (Sized_relobj::do_output_section_offset): New function.
11982 (Sized_relobj::do_set_section_offset): New function.
11983 * object.cc (Relobj::output_section_address): Remove.
11984 (Sized_relobj::Sized_relobj): Initialize new fields.
11985 (Sized_relobj::include_section_group): Cast find_kept_object to
11987 (Sized_relobj::include_linkonce_section): Likewise.
11988 (Sized_relobj::do_layout): Use separate arrays for output section
11990 (Sized_relobj::do_count_local_symbols): Change map_to_output to
11992 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
11993 output_sections and section_offsets.
11994 (Sized_relobj::write_local_symbols): Likewise.
11995 (map_to_kept_section): Compute output address directly.
11996 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
11997 output_sections and section_offsets.
11998 (Sized_relobj::write_sections): Likewise.
11999 (Sized_relobj::relocate_sections): Likewise.
12000 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
12001 * output.h (class Output_reloc): Update declarations. Change
12002 u2_.relobj to Sized_relobj*.
12003 (class Output_data_reloc): Change add functions to use
12005 * output.cc (Output_reloc::Output_reloc): Change relobj to
12007 (Output_reloc::local_section_offset): Change return type to
12008 Elf_Addr. Use get_output_section_offset.
12009 (Output_reloc::get_address): Likewise.
12010 (Output_section::is_input_address_mapped): Don't call
12011 is_section_specially_mapped.
12012 (Output_section::output_offset): Likewise.
12013 (Output_section::output_address): Likewise.
12014 (Output_section::starting_output_address): Likewise.
12015 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
12016 parameter to Sized_relobj*.
12017 (Copy_relocs::need_copy_reloc): Likewise.
12018 (Copy_relocs::save): Likewise.
12019 * copy-relocs.h (class Copy_relocs): Update declarations.
12020 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
12021 Sized_relobj*. Change relobj_ field to Sized_relobj*.
12022 * target-reloc.h (relocate_for_relocatable): Change
12023 offset_in_output_section type to Elf_Addr. Change code that uses
12025 * layout.cc (Layout::layout): Always set *off.
12026 * mapfile.cc (Mapfile::print_input_section): Use
12027 output_section_offset.
12028 * i386.cc (Target_i386::copy_reloc): Change object parameter to
12030 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
12031 * sparc.cc (Target_sparc::copy_reloc): Likewise.
12032 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
12034 2008-07-03 Ian Lance Taylor <iant@google.com>
12036 * layout.cc (Layout::include_section): Do not discard unrecognized
12037 SHT_STRTAB sections.
12039 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
12041 * script.cc (Lex::can_continue_name): Make '?' allowable in
12042 version-script names.
12043 * testsuite/version_script.map: Change glob pattern to use '?'
12045 2008-06-30 Manish Singh <yosh@gimp.org>
12048 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
12051 2008-06-30 Ian Lance Taylor <iant@google.com>
12055 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
12056 versions]: Don't try to read the value in the contents, since we
12057 don't use it. Use the template endianness when writing.
12059 2008-06-25 Cary Coutant <ccoutant@google.com>
12061 * fileread.cc (File_read::make_view): Assert on zero-length view.
12062 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
12063 symbol table when there are no symbols to read.
12065 2008-06-23 Craig Silverstein <csilvers@google.com>
12067 * version.cc (version_string): Bump to 1.7
12069 2008-06-18 Craig Silverstein <csilvers@google.com>
12071 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
12072 constant 0xFFFF to type Valtype.
12073 (Powerpc_relocate_functions::rel16_ha): Likewise.
12075 2008-06-17 Ian Lance Taylor <iant@google.com>
12077 * output.h (Output_section::Input_section): Initialize p2align_ to
12078 zero for Output_section_data constructors.
12079 (Output_section::Input_section::addralign): If not an input
12080 section, return the alignment of the Output_section_data.
12081 * testsuite/copy_test.cc: New file.
12082 * testsuite/copy_test_1.cc: New file.
12083 * testsuite/copy_test_2.cc: New file.
12084 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
12085 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
12086 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
12087 (copy_test_1_pic.o, copy_test_1.so): New targets.
12088 (copy_test_2_pic.o, copy_test_2.so): New targets.
12089 * testsuite/Makefile.in: Rebuild.
12091 * script-sections.cc (Script_sections::place_orphan): Initialize
12092 local variable exact.
12094 2008-06-13 David Edelsohn <edelsohn@gnu.org>
12096 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
12098 2008-06-12 David Edelsohn <edelsohn@gnu.org>
12099 David S. Miller <davem@davemloft.net>
12101 * powerpc.cc: New file.
12102 * Makefile.am (TARGETSOURCES): Add powerpc.cc
12103 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
12104 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
12105 * Makefile.in: Rebuild.
12107 2008-06-09 Ian Lance Taylor <iant@google.com>
12109 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
12111 (throwing, orig_terminate): New static variables.
12112 (terminate_handler): New static function.
12113 (t2): Set terminate handler.
12115 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
12118 * binary.cc (Binary_to_elf::sized_convert): Fix .data
12121 2008-05-30 Cary Coutant <ccoutant@google.com>
12123 * archive.cc (Archive::include_all_members) Correct to step
12124 over symbol table and extended name table in thin archives.
12126 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
12129 * target-reloc.h (relocate_for_relocatable): Fix new_offset
12132 2008-05-28 Caleb Howe <cshowe@google.com>
12134 * reduced_debug_output.cc: New file.
12135 * reduced_debug_output.h: New file.
12136 * options.h (class General_options): Add --strip-debug-non-line.
12137 * options.cc (General_options::finalize): Add strip_debug_non_line
12138 to the strip heirarchy.
12139 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12141 * layout.cc: Include "reduced_debug_output.h".
12142 (Layout::Layout): Initialize new fields.
12143 (line_only_debug_sections): New static array.
12144 (is_lines_only_debug_sections): New static inline function.
12145 (Layout::include_section): Handle --strip-debug-non-line.
12146 (Layout::make_output_section): If --strip-debug-non-line, build
12147 new output sections for .debug_abbrev and .debug_info.
12148 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12149 gold. Warn about possible overflow.
12150 (read_signed_LEB_128): Likewise.
12151 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12152 (read_signed_LEB_128): Declare.
12153 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12154 (HFILES): Add reduced_debug_output.h.
12155 * Makefile.in: Rebuild.
12157 2008-05-21 Ian Lance Taylor <iant@google.com>
12159 * mapfile.cc: New file.
12160 * mapfile.h: New file.
12161 * options.h (class General_options): Add -M/--print-map and -Map.
12162 * options.cc (General_options::finalize): Make -M equivalent to
12164 * main.cc: Include <cstdio> and "mapfile.h".
12165 (main): Open mapfile if requested.
12166 * gold.cc (class Middle_runner): Add mapfile_ field. Update
12167 constructor. Change caller.
12168 (queue_initial_tasks): Add mapfile parameter. Change caller.
12169 (queue_middle_tasks): Likewise.
12170 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12172 * archive.cc: Include "mapfile.h".
12173 (Archive::add_symbols): Add mapfile parameter. Change all
12174 callers. Pass mapfile, symbol, and reason to include_member.
12175 (Archive::include_all_members): Add mapfile parameter. Change all
12177 (Archive::include_member): Add mapfile, sym, and why parameters.
12178 Change all callers. Report inclusion to map file.
12179 * archive.h: Include "fileread.h".
12180 (class Archive): Update declarations.
12181 (Archive::file): New const method.
12182 (class Add_archive_symbols): Add mapfile_ field. Update
12183 constructor. Change all callers.
12184 * readsyms.h (class Read_symbols): Likewise.
12185 (class Finish_group): Likewise.
12186 (class Read_script): Likewise.
12187 * common.cc: Include "mapfile.h".
12188 (Symbol_table::allocate_commons): Add mapfile parameter. Change
12190 (Symbol_table::do_allocate_commons): Likewise.
12191 (Symbol_table::do_allocate_commons_list): Likewise. Report common
12192 symbol allocation to mapfile.
12193 * common.h (class Allocate_commons_task): Add mapfile_ field.
12194 Update constructor. Change all callers.
12195 * symtab.h (class Symbol_table): Update declarations.
12196 * layout.cc: Include "mapfile.h".
12197 (Layout_task_runner::run): Print information to mapfile.
12198 (Layout::create_gold_note): Change Output_data_fixed_space to
12199 Output_data_zero_fill.
12200 (Layout::create_build_id): Likewise.
12201 (Layout::print_to_mapfile): New function.
12202 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
12203 constructor. Change caller.
12204 (class Layout): Declare print_to_mapfile.
12205 * output.cc (Output_section::Input_section::print_to_mapfile): New
12207 (Output_section::add_input_section): If producing a map, always
12208 add to input_sections_ list.
12209 (Output_section::do_print_to_mapfile): New function.
12210 (Output_segment::print_sections_to_mapfile): New function.
12211 (Output_segment::print_section_list_to_mapfile): New function.
12212 * output.h: Include "mapfile.h".
12213 (Output_data::print_to_mapfile): New function.
12214 (Output_data::do_print_to_mapfile): New virtual function.
12215 (Output_segment_headers::do_print_to_mapfile): New function.
12216 (Output_file_header::do_print_to_mapfile): New function.
12217 (Output_data_const::do_print_to_mapfile): New function.
12218 (class Output_data_const_buffer): Add map_name_ field. Update
12219 constructor. Change all callers. Add do_print_to_mapfile
12221 (class Output_data_fixed_space): Likewise.
12222 (class Output_data_space): Likewise.
12223 (class Output_data_zero_fill): New class.
12224 (Output_data_strtab::do_print_to_mapfile): New function.
12225 (Output_data_reloc_base::do_print_to_mapfile): New function.
12226 (Output_relocatable_relocs::do_print_to_mapfile): New function.
12227 (Output_data_group::do_print_to_mapfile): New function.
12228 (Output_data_got::do_print_to_mapfile): New function.
12229 (Output_data_dynamic::do_print_to_mapfile): New function.
12230 (Output_symtab_xindex::do_print_to_mapfile): New function.
12231 (class Output_section): Declare do_print_to_mapflie. Declare
12232 print_to_mapfile in Input_section.
12233 (class Output_segment): Declare new functions.
12234 * object.h (Sized_relobj::symbol_count): New function.
12235 * script-sections.cc
12236 (Output_section_element_dot_assignment::set_section_addresses):
12237 Change Output_data_fixed_space to Output_data_zero_fill.
12238 (Output_data_expression::do_print_to_mapfile): New function.
12239 * script.cc (read_input_script): Add mapfile parameter. Change
12241 * script.h (read_input_script): Update declaration.
12242 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12243 (Eh_frame::do_print_to_mapfile): New function.
12244 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12245 (Output_merge_string::do_print_to_mapfile): New function.
12246 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12248 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12250 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12252 * Makefile.am (CCFILES): Add mapfile.cc.
12253 (HFILES): Add mapfile.h.
12254 * Makefile.in: Rebuild.
12256 2008-05-19 Ian Lance Taylor <iant@google.com>
12258 * options.h (class General_options): Add -z relro.
12259 * layout.cc (Layout::Layout): Initialize relro_segment_.
12260 (Layout::add_output_section_data): Return the output section.
12261 (Layout::make_output_section): Rcognize relro sections and mark
12262 them appropriately.
12263 (Layout::attach_allocated_section_to_segment): Put relro sections
12264 in a PT_GNU_RELRO segment.
12265 (Layout::create_initial_dynamic_sections): Mark the .dynamic
12267 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12269 (Layout::linkonce_mapping): Map d.rel.ro.local to
12270 .data.rel.ro.local.
12271 (Layout::output_section_name): Us .data.rel.ro.local for any
12272 section which begins with that.
12273 * layout.h (class Layout): Update add_output_section_data
12274 declaration. Add relro_segment_ field.
12275 * output.cc (Output_section::Output_section): Initialize is_relro_
12276 and is_relro_local_ fields.
12277 (Output_segment::add_output_section): Group relro sections.
12278 (Output_segment::is_first_section_relro): New function.
12279 (Output_segment::maximum_alignment): If there is a relro section,
12280 align the segment to the common page size.
12281 (Output_segment::set_section_addresses): Track whether we are
12282 looking at relro sections. If the last section is a relro
12283 section, align to the common page size.
12284 (Output_segment::set_section_list_addresses): Add in_relro
12285 parameter. Change all callers. Align to the page size when
12286 moving from relro to non-relro section.
12287 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12289 * output.h (class Output_section): Add is_relro_ and
12290 is_relro_local_ fields.
12291 (Output_section::is_relro): New function.
12292 (Output_section::set_is_relro): New function.
12293 (Output_section::is_relro_local): New function.
12294 (Output_section::set_is_relro_local): New function.
12295 (class Output_segment): Update declarations.
12296 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12297 * sparc.cc (Target_sparc::got_section): Likewise.
12298 * x86_64.cc (Target_x86_64::got_section): Likewise.
12299 * testsuite/relro_test_main.cc: New file.
12300 * testsuite/relro_test.cc: New file.
12301 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12302 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12303 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12304 (relro_test.so, relro_test_pic.o): New targets.
12305 * testsuite/Makefile.in: Rebuild.
12307 2008-05-16 Ian Lance Taylor <iant@google.com>
12309 * output.cc (Output_segment::add_output_section): Remove front
12311 * output.h (class Output_segment): Remove
12312 add_initial_output_section and overloaded add_output_section.
12313 Update declaration of remaining add_output_section.
12314 * layout.cc (Layout::create_interp): Call add_output_section
12315 rather than add_initial_output_section.
12316 (Layout::finish_dynamic_section): Likewise.
12318 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12319 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12320 know the dynamic type.
12321 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12322 field. Initialize it in constructor.
12323 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12324 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12325 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12328 * output.cc (Output_reloc::get_address): Change return type to
12330 * output.h (class Output_reloc): Update get_address declaration.
12331 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12332 for section addresses.
12334 2008-05-09 Ian Lance Taylor <iant@google.com>
12337 * gold.cc (gold_nomem): Use return value of write.
12339 2008-05-08 Ian Lance Taylor <iant@google.com>
12341 * symtab.c (Symbol::init_base_output_data): Add version
12342 parameter. Change all callers.
12343 (Symbol::init_base_output_segment): Likewise.
12344 (Symbol::init_base_constant): Likewise.
12345 (Symbol::init_base_undefined): Likewise.
12346 (Sized_symbol::init_output_data): Likewise.
12347 (Sized_symbol::init_output_segment): Likewise.
12348 (Sized_symbol::init_constant): Likewise.
12349 (Sized_symbol::init_undefined): Likewise.
12350 (Symbol_table::do_define_in_output_data): If the new symbol has a
12351 version, mark it as the default.
12352 (Symbol_table::do_define_in_output_segment): Likewise.
12353 (Symbol_table::do_define_as_constant): Likewise.
12354 * symtab.h (class Symbol): Update declarations.
12355 (class Sized_symbol): Likewise.
12356 * resolve.cc (Symbol::override_version): New function.
12357 (Symbol::override_base): Call override_version.
12358 (Symbol::override_base_with_special): Likewise.
12359 * testsuite/ver_script_8.script: New file.
12360 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12361 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12362 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12363 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12365 2008-05-06 Ian Lance Taylor <iant@google.com>
12368 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12370 (class General_options): Remove existing --undefined, and add
12371 --no-undefined instead. Add new --undefined as synonym for -u.
12372 * archive.cc (Archive::add_symbols): Check whether symbol was
12374 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12375 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12376 all uses. Add IS_UNDEFINED. Update declarations to split
12377 different versions of init_base. Declare init_base_undefined.
12378 (Symbol::is_defined): Handle IS_UNDEFINED.
12379 (Symbol::is_undefined): Likewise.
12380 (Symbol::is_weak_undefined): Call is_undefined.
12381 (Symbol::is_absolute): Handle IS_CONSTANT.
12382 (class Sized_symbol): Update declarations to split different
12383 versions of init. Declare init_undefined.
12384 (class Symbol_table): Declare new functions.
12385 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12386 Change all callers.
12387 (Symbol::init_base_output_data): Likewise.
12388 (Symbol::init_base_output_segment): Likewise.
12389 (Symbol::init_base_constant): Likewise.
12390 (Symbol::init_base_undefined): New function.
12391 (Sized_symbol::init_object): Rename from init. Change all
12393 (Sized_symbol::init_output_data): Likewise.
12394 (Sized_symbol::init_output_segment): Likewise.
12395 (Sized_symbol::init_constant): Likewise.
12396 (Sized_symbol::init_undefined): New function.
12397 (Symbol_table::add_undefined_symbols_from_command_line): New
12399 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12401 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12402 (Symbol::output_section): Likewise.
12403 (Symbol::set_output_section): Likewise.
12404 (Symbol_table::sized_finalize_symbol): Likewise.
12405 (Symbol_table::sized_write_globals): Likewise.
12406 * resolve.cc (Symbol_table::should_override): Likewise.
12407 (Symbol::override_base_with_special): Likewise.
12409 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12410 symbol, change it to have default visibility.
12411 * testsuite/protected_1.cc: New file.
12412 * testsuite/protected_2.cc: New file.
12413 * testsuite/protected_3.cc: New file.
12414 * testsuite/protected_main_1.cc: New file.
12415 * testsuite/protected_main_2.cc: New file.
12416 * testsuite/protected_main_3.cc: New file.
12417 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12418 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12419 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12420 (protected_1.so): New target.
12421 (protected_1_pic.o, protected_2_pic.o): New targets.
12422 (protected_3_pic.o): New target.
12423 (check_PROGRAMS): Add protected_2.
12424 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12425 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12426 * testsuite/Makefile.in: Rebuild.
12428 * options.h (DEFINE_var): Add set_user_set_##varname__.
12429 (DEFINE_bool_alias): New macro.
12430 (class General_options): Define -Bstatic using DEFINE_bool_alias
12431 rather than DEFINE_special. Add --undefined as an alias for -z
12433 * options.cc (General_options::parse_Bstatic): Remove.
12435 * options.h (class General_options): Add --fatal-warnings.
12436 * main.cc (main): Implement --fatal-warnings.
12437 * errors.h (Errors::warning_count): New function.
12439 * options.h (class General_options): Add -Bsymbolic-functions.
12440 * symtab.h (Symbol::is_preemptible): Check for
12441 -Bsymbolic-functions.
12443 2008-05-05 Ian Lance Taylor <iant@google.com>
12445 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12446 as noVARNAME rather than no-VARNAME.
12447 (class General_options): Add option -z combreloc.
12448 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12450 (Output_reloc::sort_before) [SHT_REL]: New function.
12451 (Output_reloc::sort_before) [SHT_RELA]: New function.
12452 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12453 Sort_relocs_comparison.
12454 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12455 parameter. Change all callers.
12456 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12457 sort_relocs parameter. Change all callers.
12458 * output.cc (Output_reloc::get_address): New function, broken out
12460 (Output_reloc::write_rel): Call it.
12461 (Output_reloc::compare): New function.
12462 (Output_data_reloc_base::do_write): Optionally sort relocs.
12464 * configure.ac: If targ_extra_obj is set, link it in.
12465 * configure.tgt: Initialize all variables.
12466 (x86_64*): Set targ_extra_obj and targ_extra_size.
12467 * configure: Rebuild.
12469 * object.cc (Sized_relobj::include_section_group): Adjust section
12470 indexes read from group data. Build vector to pass to
12472 * layout.cc (Layout::layout_group): Add flags and shndxes
12473 parameters. Remove contents parameter. Change caller. Update
12474 explicit instantiations.
12475 * layout.h (class Layout): Update layout_group declaration.
12476 * output.cc (Output_data_group::Output_data_group): Add flags and
12477 input_shndxes parameters. Remove contents parameter. Change
12479 (Output_data_group::do_write): Change input_sections_ to
12481 * output.h (class Output_data_group): Update constructor
12482 declaration. Rename input_sections_ to input_shndxes_.
12483 * testsuite/many_sections_test.cc: Add template.
12485 2008-04-30 Cary Coutant <ccoutant@google.com>
12487 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12489 * layout.cc (Layout::include_section): Refactored check for debug
12491 (Layout::add_comdat): Add new parameters. Change type
12492 of signature parameter. Add object and shndx to signatures table.
12493 (Layout::find_kept_object): New function.
12494 * layout.h: Include <cstring>.
12495 (Layout::is_debug_info_section): New function.
12496 (Layout::add_comdat): Add new parameters.
12497 (Layout::find_kept_object): New function.
12498 (Layout::Kept_section): New struct.
12499 (Layout::Signatures): Change type of map range.
12500 * object.cc (Relobj::output_section_address): New function.
12501 (Sized_relobj::include_section_group): Add new parameters. Change
12502 calls to Layout::add_comdat. Change to build table of kept comdat
12503 groups and table mapping discarded sections to kept sections.
12504 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12505 (Sized_relobj::do_layout): Change calls to include_section_group and
12506 include_linkonce_section.
12507 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12508 value to zero when section is discarded.
12509 (Sized_relobj::map_to_kept_section): New function.
12510 * object.h (Relobj::output_section_address): New function.
12511 (Relobj::Comdat_group): New type.
12512 (Relobj::find_comdat_group): New function.
12513 (Relobj::Comdat_group_table): New type.
12514 (Relobj::Kept_comdat_section): New type.
12515 (Relobj::Kept_comdat_section_table): New type.
12516 (Relobj::add_comdat_group): New function.
12517 (Relobj::set_kept_comdat_section): New function.
12518 (Relobj::get_kept_comdat_section): New function.
12519 (Relobj::comdat_groups_): New field.
12520 (Relobj::kept_comdat_sections_): New field.
12521 (Symbol_value::input_value): Update comment.
12522 (Sized_relobj::map_to_kept_section) New function.
12523 (Sized_relobj::include_linkonce_section): Add new parameter.
12524 * target-reloc.h (Comdat_behavior): New type.
12525 (get_comdat_behavior): New function.
12526 (relocate_section): Add code to map a discarded section to the
12527 corresponding kept section when applying a relocation.
12529 2008-04-30 Craig Silverstein <csilvers@google.com>
12531 * dwarf_reader.cc (next_generation_count): New static var.
12532 (Addr2line_cache_entry): New struct.
12533 (addr2line_cache): New static var.
12534 (Dwarf_line_info::one_addr2line): Added caching.
12535 (Dwarf_line_info::clear_addr2line_cache): New function.
12536 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12537 cache-size parameter.
12538 (Dwarf_line_info::one_addr2line_cache): New function.
12539 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12540 new cache-size argument to one_addr2line(), and clear cache.
12542 2008-04-28 Cary Coutant <ccoutant@google.com>
12544 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12545 R_386_PC8 relocations.
12547 2008-04-23 Ian Lance Taylor <iant@google.com>
12549 * object.cc (Sized_relobj::include_section_group): Check for
12550 invalid section group.
12552 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12555 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12556 than read for file header.
12557 * archive.cc (Archive::include_member): Likewise.
12559 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12561 * aclocal.m4: Regenerate.
12562 * configure: Regenerate.
12564 2008-04-19 Ian Lance Taylor <iant@google.com>
12566 * version.cc (version_string): Bump to 1.6.
12568 * testsuite/Makefile.am (many_sections_r_test): New target.
12569 (many_sections_r_test_SOURCES): Remove.
12570 (many_sections_r_test_DEPENDENCIES): Remove.
12571 (many_sections_r_test_LDFLAGS): Remove.
12572 (many_sections_r_test_LDADD): Remove.
12574 * object.cc (Sized_relobj::do_add_symbols): Always pass
12575 local_symbol_count_ to add_from_relobj.
12577 * testsuite/Makefile.am (many_sections_check.h): Only check one in
12578 every thousand variables.
12579 * testsuite/Makefile.in: Rebuild.
12581 * object.cc (Xindex::initialize_symtab_xindex): New function.
12582 (Xindex::read_symtab_xindex): New function.
12583 (Xindex::sym_xindex_to_shndx): New function.
12584 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
12586 (Sized_relobj::do_initialize_xindex): New function.
12587 (Sized_relobj::do_read_symbols): Adjust section links.
12588 (Sized_relobj::symbol_section_and_value): Add is_ordinary
12589 parameter. Change all callers.
12590 (Sized_relobj::include_section_group): Adjust section links and
12591 symbol section indexes.
12592 (Sized_relobj::do_layout): Adjust section links.
12593 (Sized_relobj::do_count_local_symbols): Adjust section links and
12594 symbol section indexes.
12595 (Sized_relobj::do_finalize_local_symbols): Distinguish between
12596 ordinary and special symbols.
12597 (Sized_relobj::write_local_symbols): Add symtab_xindex and
12598 dynsym_xindex parameters. Change all callers. Adjust section
12599 links. Use SHN_XINDEX when needed.
12600 (Sized_relobj::get_symbol_location_info): Adjust section links.
12601 Don't get fooled by special symbols.
12602 * object.h (class Xindex): Define.
12603 (class Object): Add xindex_ parameter. Declare virtual functoin
12604 do_initialize_xindex.
12605 (Object::adjust_sym_shndx): New function.
12606 (Object::set_xindex): New protected function.
12607 (class Symbol_value): Add is_ordinary_shndx_ field.
12608 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
12609 (Symbol_value::value): Assert ordinary section.
12610 (Symbol_value::initialize_input_to_output_map): Likewise.
12611 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
12612 Change all callers.
12613 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
12615 (class Sized_relobj): Update declarations.
12616 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
12617 parameter. Change all callers.
12618 (Sized_relobj::adjust_shndx): New function.
12619 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
12621 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
12622 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
12623 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
12624 (Sized_dynobj::read_dynsym_section): Adjust section links.
12625 (Sized_dynobj::read_dynamic): Likewise.
12626 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
12628 (Sized_dynobj::do_initialize_xindex): New function.
12629 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
12630 do_initialize_xindex.
12631 (Sized_dynobj::adjust_shndx): New function.
12632 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
12633 dynsym_xindex_ fields.
12634 (Layout::finalize): Add a call to set_section_indexes before
12635 creating the symtab sections.
12636 (Layout::set_section_indexes): Don't do anything if the section
12637 already has a section index.
12638 (Layout::create_symtab_sections): Add shnum parameter. Change
12639 caller. Create .symtab_shndx section if needed.
12640 (Layout::create_shdrs): Add shstrtab_section parameter. Change
12642 (Layout::allocated_output_section_count): New function.
12643 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
12645 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
12646 fields. Update declarations.
12647 (Layout::symtab_xindex): New function.
12648 (Layout::dynsym_xindex): New function.
12649 (class Write_symbols_task): Add layout_ field.
12650 (Write_symbols_task::Write_symbols_task): Add layout parameter.
12652 * output.cc (Output_section_headers::Output_section_headers): Add
12653 shstrtab_section parameter. Change all callers.
12654 (Output_section_headers::do_sized_write): Store overflow values
12655 for section count and section string table section index in
12656 section header zero.
12657 (Output_file_header::do_sized_write): Check for overflow of
12658 section count and section string table section index.
12659 (Output_symtab_xindex::do_write): New function.
12660 (Output_symtab_xindex::endian_do_write): New function.
12661 * output.h (class Output_section_headers): Add shstrtab_section_.
12662 Update declarations.
12663 (class Output_symtab_xindex): Define.
12664 (Output_section::has_out_shndx): New function.
12665 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
12667 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
12668 Change all callers.
12669 (Sized_symbol::init): Likewise.
12670 (Symbol::output_section): Check for ordinary symbol.
12671 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
12672 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
12674 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
12675 Change all callers. Simplify handling of symbols from sections
12676 not included in the link.
12677 (Symbol_table::add_from_dynobj): Handle ordinary symbol
12679 (Weak_alias_sorter::operator()): Assert that symbols are
12681 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
12683 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
12684 parameters. Change all callers.
12685 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
12686 symbol distinction. Use SHN_XINDEX when needed.
12687 (Symbol_table::write_section_symbol): Add symtab_xindex
12688 parameter. Change all callers.
12689 (Symbol_table::sized_write_section_symbol): Likewise. Use
12690 SHN_XINDEX when needed.
12691 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
12693 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
12694 (Symbol::is_defined): Check is_ordinary.
12695 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
12696 (Symbol::is_absolute, Symbol::is_common): Likewise.
12697 (class Sized_symbol): Update declarations.
12698 (class Symbol_table): Update declarations.
12699 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
12700 parameters. Change all callers.
12701 (Sized_symbol::override): Likewise.
12702 (Symbol_table::override): Likewise.
12703 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
12704 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
12705 is_ordinary, and orig_st_shndx parameters. Change all callers.
12706 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
12707 to be in an ordinary section.
12708 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
12709 object and is_ordinary parameters. Change all callers.
12710 (Sized_dwarf_line_info::read_relocs): Add object parameter.
12711 Change all callers. Don't add undefined or non-ordinary symbols
12713 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
12714 Change all callers.
12715 * dwarf_reader.h (class Sized_dwarf_line_info): Update
12717 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
12718 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
12719 (Sized_relobj::relocate_sections): Likewise.
12720 * target-reloc.h (scan_relocs): Adjust section symbol index.
12721 (scan_relocatable_relocs): Likewise.
12722 * i386.cc (Scan::local): Check for ordinary symbols.
12723 * sparc.cc (Scan::local): Likewise.
12724 * x86_64.cc (Scan::local): Likewise.
12725 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
12726 to symbol_section_and_value.
12727 * testsuite/many_sections_test.cc: New file.
12728 * testsuite/Makefile.am (BUILT_SOURCES): Define.
12729 (check_PROGRAMS): Add many_sections_test.
12730 (many_sections_test_SOURCES): Define.
12731 (many_sections_test_DEPENDENCIES): Define.
12732 (many_sections_test_LDFLAGS): Define.
12733 (BUILT_SOURCES): Add many_sections_define.h.
12734 (many_sections_define.h): New target.
12735 (BUILT_SOURCES): Add many_sections_check.h.
12736 (many_sections_check.h): New target.
12737 (check_PROGRAMS): Add many_sections_r_test.
12738 (many_sections_r_test_SOURCES): Define.
12739 (many_sections_r_test_DEPENDENCIES): Define.
12740 (many_sections_r_test_LDFLAGS): Define.
12741 (many_sections_r_test_LDADD): Define.
12742 (many_sections_r_test.o): New target.
12743 * testsuite/Makefile.in: Rebuild.
12745 2008-04-17 Cary Coutant <ccoutant@google.com>
12747 * errors.cc (Errors::info): New function.
12748 (gold_info): New function.
12749 * errors.h (Errors::info): New function.
12750 * gold.h (gold_info): New function.
12751 * object.cc (Input_objects::add_object): Print trace output.
12752 * options.cc (options::parse_set): New function.
12753 (General_options::parse_wrap): Deleted.
12754 (General_options::General_options): Deleted initializer.
12755 * options.h (options::String_set): New typedef.
12756 (options::parse_set): New function.
12757 (DEFINE_set): New macro.
12758 (General_options::wrap): Changed to use DEFINE_set. Changed
12759 callers of any_wrap_symbols and is_wrap_symbol.
12760 (General_options::trace, General_options::trace_symbol):
12762 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
12763 (General_options::wrap_symbols_): Deleted.
12764 * symtab.cc (Symbol_table::add_from_object): Print trace output.
12766 2008-04-17 David S. Miller <davem@davemloft.net>
12768 * options.cc (General_options::parse_V): New function.
12769 * options.h: Add entries for -V and -Qy.
12771 2008-04-17 Ian Lance Taylor <iant@google.com>
12773 * common.cc (Symbol_table::allocate_commons): Remove options
12774 parameter. Change caller.
12775 (Symbol_table::do_allocate_commons): Remove options parameter.
12776 Change caller. Just call do_allocate_commons_list twice.
12777 (Symbol_table::do_allocate_commons_list): New function, broken out
12778 of do_allocate_commons.
12779 * common.h (class Allocate_commons_task): Remove options_ field.
12780 Update constructor.
12781 * symtab.cc (Symbol_table::Symbol_table): Initialize
12783 (Symbol_table::add_from_object): Put TLS common symbols on
12785 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
12786 which are IN_OUTPUT_DATA.
12787 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
12788 allocate_commons and do_allocate_commons declarations. Declare
12789 do_allocate_commons_list.
12790 * gold.cc (queue_middle_tasks): Update creation of
12791 Allocate_commons_task to not pass options.
12792 * testsuite/Makefile.am (INCLUDES): Add -I.. .
12793 (TLS_TEST_C_FLAGS): New variable.
12794 (tls_test_c_pic.o): New target.
12795 (tls_test_shared.so): Link in tls_test_c_pic.o.
12796 (tls_test_c_pic_ie.o): New target.
12797 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
12798 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
12799 (tls_test_c.o): New target.
12800 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
12801 (tls_pic_test_LDADD): Likewise.
12802 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
12803 (tls_shared_gd_to_ie_test_LDADD): Likewise.
12804 (tls_test_c_gnu2.o): New target.
12805 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
12807 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
12808 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
12809 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
12810 * testsuite/tls_test.cc: Include "config.h".
12811 (t_last): Call t11_last.
12812 * testsuite/tls_test.h (t11, t11_last): Declare.
12813 * testsuite/tls_test_c.c: New file.
12814 * testsuite/tls_test_main.cc (thread_routine): Call t11.
12815 * configure.ac: Check for OpenMP support.
12816 * configure, config.in, Makefile.in: Rebuild.
12817 * testsuite/Makefile.in: Rebuild.
12819 2008-04-16 Cary Coutant <ccoutant@google.com>
12821 * i386.cc (Target_i386::define_tls_base_symbol): New function.
12822 (Target_i386::tls_base_symbol_defined_): New field.
12823 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12824 (Target_i386::Scan::global): Likewise.
12825 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
12826 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
12827 (Target_x86_64::tls_base_symbol_defined_): New field.
12828 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12829 (Target_x86_64::Scan::global): Likewise.
12831 2008-04-16 Cary Coutant <ccoutant@google.com>
12833 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
12834 (Symbol::needs_plt_entry): Allow weak undefined symbols.
12835 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
12836 building shared libraries.
12837 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
12838 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
12839 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
12840 * testsuite/Makefile.in: Rebuild.
12841 * testsuite/weak_undef.h: New file.
12842 * testsuite/weak_undef_file1.cc: Add extra test cases.
12843 * testsuite/weak_undef_file2.cc: Likewise.
12844 * testsuite/weak_undef_test.cc: Likewise.
12846 2008-04-16 David S. Miller <davem@davemloft.net>
12848 * sparc.cc (Target_sparc::Scan): Change from struct to class.
12849 Add issued_non_pic_error_ field. Declare check_non_pic.
12850 (Target_sparc::Scan::check_non_pic): New function.
12851 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
12852 (Target_sparc::Scan::global): Likewise.
12854 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
12855 * configure: Rebuild.
12857 * options.h (DEFINE_enable): New macro.
12858 (new_dtags): New enable option.
12859 (initfirst, interpose, loadfltr, nodefaultlib,
12860 nodelete, nodlopen, nodump): New -z options.
12861 * layout.cc (Layout:finish_dynamic_section): If new
12862 dtags enabled, emit DT_RUNPATH. Also, emit a
12863 DT_FLAGS_1 containing any specified -z flags.
12865 2008-04-16 Ian Lance Taylor <iant@google.com>
12867 * copy-relocs.cc: New file.
12868 * copy-relocs.h: New file.
12869 * reloc.cc: Remove Copy_relocs code.
12870 * reloc.h: Likewise.
12871 * reloc-types.h (struct Reloc_types) [both versions]: Add
12872 get_reloc_addend_noerror.
12873 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
12874 variants of add_global which take an addend which must be zero.
12875 * i386.cc: Include "copy-relocs.h".
12876 (class Target_i386): Change type of copy_relocs_ to variable,
12877 update initializer.
12878 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
12879 Change all callers.
12880 (Target_i386::do_finalize_sections): Change handling of
12882 * sparc.cc: Include "copy-relocs.h".
12883 (class Target_sparc): Change type of copy_relocs_ to variable,
12884 update initializer.
12885 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
12886 Change all callers.
12887 (Target_sparc::do_finalize_sections): Change handling of
12889 * x86_64.cc: Include "copy-relocs.h".
12890 (class Target_x86_64): Change type of copy_relocs_ to variable,
12891 update initializer.
12892 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
12893 class. Change all callers.
12894 (Target_x86_64::do_finalize_sections): Change handling of
12896 * Makefile.am (CCFILES): Add copy-relocs.cc.
12897 (HFILES): Add copy-relocs.h.
12899 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
12901 * testsuite/script_test_4.sh: Permit leading zeroes.
12903 2008-04-15 Ian Lance Taylor <iant@google.com>
12905 * script-sections.cc (Script_sections::create_segments): Use
12906 header_size_adjustment even when there is enough room for the
12908 * testsuite/script_test_4.sh: New file.
12909 * testsuite/script_test_4.t: New file.
12910 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
12911 (check_DATA): Add script_test_4.stdout.
12912 (MOSTLYCLEANFILES): Likewise.
12913 (script_test_4): New target.
12914 (script_test_4.stdout): New target.
12915 * testsuite/Makefile.in: Rebuild.
12917 * sparc.cc: Add definitions for Output_data_plt_sparc class
12920 2008-04-14 David S. Miller <davem@davemloft.net>
12922 * sparc.cc: New file.
12923 * Makefile.am (TARGETSOURCES): Add sparc.cc
12924 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
12925 * configure.tgt: Document targ_extra_size and
12926 targ_extra_big_endian. Add entries for sparc-* and
12928 * configure.ac: Handle targ_extra_size and
12929 targ_extra_big_endian.
12930 * Makefile.in: Rebuild.
12931 * configure: Likewise.
12932 * po/POTFILES.in: Likewise.
12933 * po/gold.pot: Likewise.
12935 2008-04-14 Ian Lance Taylor <iant@google.com>
12937 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
12938 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
12939 in the name/type/flags to section mapping. Don't call
12940 allocate_output_section.
12941 (Layout::choose_output_section): Change parameter from adjust_name
12942 to is_input_section. Don't permit input sections after sections
12943 are attached to segments. Don't call allocate_output_section.
12944 (Layout::layout_eh_frame): Call update_flags_for_input_section,
12945 not write_enable_output_section.
12946 (Layout::make_output_section): Don't push to
12947 unattached_section_list_ nor call attach_to_segment. Call
12948 attach_section_to_segment if sections are attached.
12949 (Layout::attach_sections_to_segments): New function.
12950 (Layout::attach_section_to_segment): New function.
12951 (Layout::attach_allocated_section_to_segment): Rename from
12952 attach_to_segment. Remove flags parameter.
12953 (Layout::allocate_output_section): Remove function.
12954 (Layout::write_enable_output_section): Remove function.
12955 * layout.h (class Layout): Update for above changes. Add new
12956 field sections_are_attached_.
12957 * output.h (Output_section::update_flags_for_input_section): New
12959 * output.cc (Output_section::add_input_section): Call
12960 update_flags_for_input_section.
12961 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
12963 2008-04-11 Cary Coutant <ccoutant@google.com>
12965 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
12966 thought unnecessary.
12967 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
12969 2008-04-11 Ian Lance Taylor <iant@google.com>
12971 * output.h (class Output_section_data): Remove inline definition
12973 * output.cc (Output_section_data::set_addralign): New function.
12975 2008-04-11 Cary Coutant <ccoutant@google.com>
12977 Add support for TLS descriptors for i386 and x86_64.
12978 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
12979 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
12980 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
12982 (Target_i386::got_mod_index_entry): Remove unnecessary code.
12983 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
12984 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
12986 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
12987 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
12988 Fix problem with initial-exec relocations.
12989 (Target_i386::Relocate::relocate_tls): Likewise.
12990 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
12992 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
12993 support for section-plus-offset dynamic table entries.
12994 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
12995 (Output_data_dynamic::Dynamic_entry): Add support for
12996 section-plus-offset dynamic table entries.
12997 (Output_data_dynamic::Classification): Likewise.
12998 (Output_data_dynamic::classification_): Renamed offset_.
12999 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
13000 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
13001 (Target_x86_64::make_plt_section): New function.
13002 (Target_x86_64::reserve_tlsdesc_entries): New function.
13003 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
13004 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
13005 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
13006 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
13007 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
13008 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
13009 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
13010 add extra PLT entry for TLS descriptors.
13011 (Output_data_plt_x86_64::got_): New field.
13012 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
13013 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
13015 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
13017 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
13018 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
13019 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
13020 R_386_TLS_DESC_CALL relocations.
13021 (Target_x86_64::Scan::global): Likewise.
13022 (Target_x86_64::do_finalize_sections): Add dynamic table entries
13023 for TLS descriptors.
13024 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
13025 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
13026 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
13027 GD-to-IE relaxation.
13028 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
13029 and TLS_DESCRIPTORS.
13030 * Makefile.in: Rebuild.
13031 * configure: Rebuild.
13032 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
13033 (tls_test_shared2.so): New target.
13034 (tls_shared_gd_to_ie_test_SOURCES): New variable.
13035 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
13036 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
13037 (tls_shared_gd_to_ie_test_LDADD): New variable.
13038 (tls_shared_gnu2_gd_to_ie_test): New target.
13039 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
13041 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
13042 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
13043 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
13044 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
13045 (tls_shared_gnu2_test): New target.
13046 (tls_test_gnu2_shared.so): New target.
13047 (tls_shared_gnu2_test_SOURCES): New variable.
13048 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
13049 (tls_shared_gnu2_test_LDFLAGS): New variable.
13050 (tls_shared_gnu2_test_LDADD): New variable.
13051 * testsuite/Makefile.in: Rebuild.
13052 * testsuite/Makefile.
13054 2008-04-11 Ian Lance Taylor <iant@google.com>
13056 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
13058 * testsuite/Makefile.in: Rebuild.
13060 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
13062 * testsuite/script_test_2.cc (main): Adjust test.
13064 2008-04-11 David S. Miller <davem@davemloft.net>
13065 Ian Lance Taylor <iant@google.com>
13067 * options.h (General_options): Add entries for '-Y' and
13069 * options.cc (General_options:finalize): If -Y was used, add those
13070 entries to the library path instead of the default "/lib" and
13073 2008-04-11 David S. Miller <davem@davemloft.net>
13075 * testsuite/justsyms.t: Start at 0x100.
13076 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
13077 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
13079 * testsuite/script_test_2.cc: Adjust string and section length
13082 2008-04-09 Ian Lance Taylor <iant@google.com>
13085 * script-sections.cc (Sections_element::allocate_to_segment): Add
13087 (Output_section_definition::allocate_to_segment): Likewise.
13088 (Orphan_output_section::allocate_to_segment): Likewise.
13089 (Script_sections::attach_sections_using_phdrs_clause): Don't
13090 propagate non-PT_LOAD segments to orphan sections.
13091 * testsuite/Makefile.am (script_test_3.stdout): Generate using
13092 readelf rather than objdump.
13093 * testsuite/script_test_3.sh: Adjust accordingly. Test that
13094 .interp section and PT_INTERP segment are the same size.
13095 * testsuite/Makefile.in: Rebuild.
13097 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
13098 aliases for symbols defined in the same object.
13099 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
13100 (weak_alias_test_SOURCES): New variable.
13101 (weak_alias_test_DEPENDENCIES): New variable.
13102 (weak_alias_test_LDFLAGS): New variable.
13103 (weak_alias_test_LDADD): New variable.
13104 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
13105 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
13106 (weak_alias_test_3.o): New target.
13107 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
13108 * testsuite/weak_alias_test_main.cc: New file.
13109 * testsuite/weak_alias_test_1.cc: New file.
13110 * testsuite/weak_alias_test_2.cc: New file.
13111 * testsuite/weak_alias_test_3.cc: New file.
13113 2008-04-08 Ian Lance Taylor <iant@google.com>
13115 * options.h (class General_options): Add --noinhibit-exec option.
13116 * main.cc (main): Check --noinhibit-exec.
13118 * options.h (class General_options): Define --wrap as a special
13119 option. Add wrap_symbols_ field.
13120 (General_options::any_wrap_symbols): New function.
13121 (General_options::is_wrap_symbol): New function.
13122 * options.cc (General_options::parse_wrap): New function.
13123 (General_options::General_options): Initialize wrap_symbols_.
13124 * symtab.cc (Symbol_table::wrap_symbol): New function.
13125 (Symbol_table::add_from_object): Handle --wrap.
13126 * symtab.h (class Symbol_table): Declare wrap_symbol.
13127 * target.h (Target::wrap_char): New function.
13128 (Target::Target_info): Add wrap_char field.
13129 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13130 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13131 * testsuite/testfile.cc (Target_test::test_target_info):
13134 * errors.cc (Errors::undefined_symbol): Mention symbol version if
13137 * layout.h (class Layout): Add added_eh_frame_data_ field.
13138 * layout.cc (Layout::Layout): Initialize new field.
13139 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13140 output section until we find a section we merged successfully.
13141 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13142 that the size be non-zero.
13144 * merge.cc (Object_merge_map::get_output_offset): Remove inline
13147 2008-04-08 Craig Silverstein <csilvers@google.com>
13149 * configure.ac: Export new conditional variable HAVE_ZLIB.
13150 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13152 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13153 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13155 2008-04-07 Ian Lance Taylor <iant@google.com>
13157 * version.cc (version_string): Set to "1.5".
13159 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13160 Add issued_non_pic_error_ field. Declare check_non_pic.
13161 (Target_x86_64::Scan::check_non_pic): New function.
13162 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13163 (Target_x86_64::Scan::global): Likewise.
13165 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13166 addend parameter. Change caller. Handle merge sections.
13167 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13168 Address to Addend. Don't add in the result of
13169 local_section_offset, pass down the addend and use the returned
13171 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13172 Update declarations of local_section_offset and symbol_value.
13173 * testsuite/two_file_test_1.cc (t18): New function.
13174 * testsuite/two_file_test_2.cc (f18): New function.
13175 * testsuite/two_file_test_main.cc (main): Call t18.
13176 * testsuite/two_file_test.h (t18, f18): Declare.
13178 * configure.ac: Don't test for objdump, c++filt, or readelf.
13179 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13181 (TEST_READELF): New variable.
13182 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13183 (check_PROGRAMS): Add two_file_strip_test.
13184 (two_file_strip_test): New target.
13185 (check_PROGRAMS): Add two_file_same_shared_strip_test.
13186 (two_file_same_shared_strip_test_SOURCES): New variable.
13187 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13188 (two_file_same_shared_strip_test_LDFLAGS): New variable.
13189 (two_file_same_shared_strip_test_LDADD): New variable.
13190 (two_file_shared_strip.so): New target.
13191 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13192 (ver_test_5.syms, ver_test_7.syms): Likewise.
13193 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13194 (strip_test_3.stdout): Use TEST_OBJDUMP.
13195 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13197 2008-04-04 Cary Coutant <ccoutant@google.com>
13199 * symtab.h (Symbol::is_weak_undefined): New function.
13200 (Symbol::is_strong_undefined): New function.
13201 (Symbol::is_absolute): New function.
13202 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13203 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13205 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13206 (weak_undef_test): New target.
13207 * testsuite/Makefile.in: Rebuild.
13208 * testsuite/weak_undef_file1.cc: New file.
13209 * testsuite/weak_undef_file2.cc: New file.
13210 * testsuite/weak_undef_test.cc: New file.
13212 2008-04-03 Craig Silverstein <csilvers@google.com>
13214 * compressed_output.h (class Output_compressed_section): Use
13216 * compressed_output.cc (zlib_compress): Use unsigned buffers,
13218 (zlib_compressed_suffix): Removed.
13219 (Output_compressed_section::set_final_data_size): Use unsigned
13221 * testsuite/Makefile.am (flagstest_compress_debug_sections):
13222 Fix linker invocation.
13223 (flagstest_o_specialfile_and_compress_debug_sections):
13225 * testsuite/Makefile.in: Regenerated.
13227 2008-04-02 David S. Miller <davem@davemloft.net>
13229 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13230 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13232 2008-04-02 Craig Silverstein <csilvers@google.com>
13236 2008-04-02 Ian Lance Taylor <iant@google.com>
13238 * fileread.cc (File_read::find_view): Add byteshift and vshifted
13239 parameters. Update for new key type to views_. Change all
13241 (File_read::read): Adjust for byteshift in returned view.
13242 (File_read::add_view): New function, broken out of
13243 find_and_make_view.
13244 (File_read::make_view): New function, broken out of
13245 find_and_make_view.
13246 (File_read::find_or_make_view): Add offset and aligned
13247 parameters. Rewrite accordingly. Change all callers.
13248 (File_read::get_view): Add offset and aligned parameters. Adjust
13249 for byteshift in return value.
13250 (File_read::get_lasting_view): Likewise.
13251 * fileread.h (class File_read): Update declarations.
13252 (class File_read::View): Add byteshift_ field. Add byteshift to
13253 constructor. Add byteshift method.
13254 * archive.h (Archive::clear_uncached_views): New function.
13255 (Archive::get_view): Add aligned parameter. Change all callers.
13256 * object.h (Object::get_view): Add aligned parameter. Change all
13258 (Object::get_lasting_view): Likewise.
13260 * fileread.cc (File_read::release): Don't call clear_views if
13261 there are multiple objects.
13262 * fileread.h (File_read::clear_uncached_views): New function.
13263 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13266 2008-03-31 Cary Coutant <ccoutant@google.com>
13268 Add thin archive support.
13269 * archive.cc (Archive::armagt): New const.
13270 (Archive::setup): Remove task parameter and calls to unlock.
13271 (Archive::unlock_nested_archives): New function.
13272 (Archive::read_header): Add nested_off parameter. Change
13274 (Archive::interpret_header): Likewise.
13275 (Archive::include_all_members): Change to handle thin
13277 (Archive::include_member): Likewise.
13278 * archive.h (Archive::Archive): Add new parameters and
13280 (Archive::armagt): New const.
13281 (Archive::setup): Remove task parameter.
13282 (Archive::unlock_nested_archives): New function.
13283 (Archive::read_header): Add nested_off parameter.
13284 (Archive::interpret_header): Likewise.
13285 (Archive::Nested_archive_table): New typedef.
13286 (Archive::is_thin_archive_): New field.
13287 (Archive::nested_archives_): New field.
13288 (Archive::options_): New field.
13289 (Archive::dirpath_): New field.
13290 (Archive::task_): New field.
13291 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13292 for thin archives. Pass additional parameters to
13293 Archive::Archive. Unlock the archive file after calling
13296 2008-03-29 Ian Lance Taylor <iant@google.com>
13298 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13299 version symbol to be local.
13300 * testsuite/ver_test_4.sh: New file.
13301 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13302 (check_DATA): Add ver_test_4.syms.
13303 (ver_test_4.syms): New target.
13304 * testsuite/Makefile.in: Rebuild.
13307 (Output_section::Input_section_sort_entry::has_priority): New
13309 (Output_section::Input_section_sort_entry::match_file_name): New
13311 (Output_section::Input_section_sort_entry::match_section_name):
13313 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13315 (Output_section::Input_section_sort_entry::match_section_file):
13317 (Output_section::Input_section_sort_compare::operator()): Rewrite
13318 using new Input_section_sort_entry functions. Sort crtbegin and
13319 crtend first. Sort sections with no priority before sections with
13321 * testsuite/initpri1.c (d3): Check j != 4.
13322 (cd5): New constructor/destructor function.
13323 (main): Check j != 2.
13325 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13326 new symbol when resolving, don't call set_is_default.
13327 * testsuite/ver_test_7.cc: New file.
13328 * testsuite/ver_test_7.sh: New file.
13329 * testsuite/Makefile.am (ver_test_7.so): New target.
13330 (ver_test_7.o): New target.
13331 (check_SCRIPTS): Add ver_test_7.sh.
13332 (check_DATA): Add ver_test_7.syms.
13333 (ver_test_7.syms): New target.
13335 2008-03-28 Ian Lance Taylor <iant@google.com>
13337 * layout.cc (Layout::layout): If we see an input section with a
13338 name that needs sorting, set the must_sort flag for the output
13340 (Layout::make_output_section): If the name of the output section
13341 indicates that it might require sorting, set the may_sort flag.
13342 * output.h (Output_section::may_sort_attached_input_sections): New
13344 (Output_section::set_may_sort_attached_input_sections): New
13346 (Output_section::must_sort_attached_input_sections): New
13348 (Output_section::set_must_sort_attached_input_sections): New
13350 (class Output_section): Declare Input_section_sort_entry. Define
13351 Input_section_sort_compare. Declare
13352 sort_attached_input_sections. Add new fields:
13353 may_sort_attached_input_sections_,
13354 must_sort_attached_input_sections_,
13355 attached_input_sections_are_sorted_.
13356 * output.cc (Output_section::Output_section): Initialize new
13358 (Output_section::add_input_section): Add an entry to
13359 input_sections_ if may_sort or must_sort are true.
13360 (Output_section::set_final_data_size): Call
13361 sort_attached_input_sections if necessary.
13362 (Output_section::Input_section_sort_entry): Define new class.
13363 (Output_section::Input_section_sort_compare::operator()): New
13365 (Output_section::sort_attached_input_sections): New function.
13366 * configure.ac: Check whether the compiler supports constructor
13367 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13368 * testsuite/initpri1.c: New file.
13369 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13370 CONSTRUCTOR_PRIORITY.
13371 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13372 (initpri1_LDFLAGS): New variable.
13373 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13375 2008-03-27 Ian Lance Taylor <iant@google.com>
13377 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13378 * testsuite/common_test_1.c: New file.
13379 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13380 (common_test_1_SOURCES): New variable.
13381 (common_test_1_DEPENDENCIES): New variable.
13382 (common_test_1_LDFLAGS): New variable.
13384 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13385 and commons_ correctly when NAME/VERSION does not override
13387 * testsuite/ver_test_6.c: New file.
13388 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13389 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13390 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13392 2008-03-26 Ian Lance Taylor <iant@google.com>
13394 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13395 of an undefined symbol from a version script.
13396 * testsuite/Makefile.am (ver_test_5.so): New target.
13397 (ver_test_5.o): New target.
13398 (check_SCRIPTS): Add ver_test_5.sh.
13399 (check_DATA): Add ver_test_5.syms.
13400 (ver_test_5.syms): New target.
13401 * testsuite/ver_test_5.cc: New file.
13402 * testsuite/ver_test_5.script: New file.
13403 * testsuite/ver_test_5.sh: New file.
13404 * Makefile.in, testsuite/Makefile.in: Rebuild.
13407 Fix problems building gold with gcc 4.3.0.
13408 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13409 (gold_error_at_location, gold_warning_at_location): Use it.
13410 * configure.ac: Check whether we can compile and use a template
13411 function with a printf attribute.
13412 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13413 when jumping over bytes.
13414 * object.cc: Instantiate Object::read_section_data.
13415 * debug.h: Include <cstring>
13416 * dwarf_reader.cc: Include <algorithm>
13417 * main.cc: Include <cstring>.
13418 * options.cc: Include <cstring>.
13419 * output.cc: Include <cstring>.
13420 * script.cc: Include <cstring>.
13421 * script.h: Include <string>.
13422 * symtab.cc: Include <cstring> and <algorithm>.
13423 * target-select.cc: Include <cstring>.
13424 * version.cc: Include <string>.
13425 * testsuite/testmain.cc: Include <cstdlib>.
13426 * configure, config.in: Rebuild.
13428 2008-03-25 Ian Lance Taylor <iant@google.com>
13430 * options.cc: Include "../bfd/bfdver.h".
13431 (options::help): Print bug reporting address.
13433 * version.cc (print_version): Adjust output for current value of
13434 BFD_VERSION_STRING.
13438 * options.cc (options::help): Print list of supported targets.
13439 * target-select.h: Include <vector>.
13440 (class Target_selector): Make machine_, size_, and is_big_endian_
13441 fields const. Add bfd_name_ and instantiated_target_ fields.
13442 (Target_selector::Target_selector): Add bfd_name parameter.
13443 (Target_selector::recognize): Make non-virtual, call
13445 (Target_selector::recognize_by_name): Make non-virtual, call
13446 do_recognize_by_name.
13447 (Target_selector::supported_names): New function.
13448 (Target_selector::bfd_name): New function.
13449 (Target_selector::do_instantiate_target): New pure virtual
13451 (Target_selector::do_recognize): New virtual function.
13452 (Target_selector::do_recognize_by_name): New virtual function.
13453 (Target_selector::instantiate_target): New private function.
13454 (supported_target_names): Declare.
13455 * target-select.cc (Target_selector::Target_selector): Update for
13456 new parameter and fields.
13457 (select_target_by_name): Check that the name matches before
13458 calling recognize_by_name.
13459 (supported_target_names): New function.
13460 * i386.cc (class Target_selector_i386): Update Target_selector
13461 constructor call. Remove recognize and recognize_by_name. Add
13462 do_instantiate_target.
13463 * x86_64.cc (class Target_selector_x86_64): Likewise.
13464 * testsuite/testfile.cc (class Target_selector_test): Update for
13465 changes to Target_selector.
13467 * README: Rewrite, with some notes on unsupported features.
13469 2008-03-24 Cary Coutant <ccoutant@google.com>
13471 * i386.cc (Target_i386::Got_type): New enum declaration.
13472 (Target_i386::Scan::local): Updated callers of Output_data_got
13474 (Target_i386::Scan::global): Likewise.
13475 (Target_i386::Relocate::relocate): Likewise.
13476 (Target_i386::Relocate::relocate_tls): Likewise.
13477 * object.h (Got_offset_list): New class.
13478 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13479 (Sized_relobj::local_got_offset): Likewise.
13480 (Sized_relobj::set_local_got_offset): Likewise.
13481 (Sized_relobj::local_has_tls_got_offset): Removed.
13482 (Sized_relobj::local_tls_got_offset): Removed.
13483 (Sized_relobj::set_local_tls_got_offset): Removed.
13484 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13485 * output.cc (Output_data_got::add_global): Added got_type parameter.
13486 (Output_data_got::add_global_with_rel): Likewise.
13487 (Output_data_got::add_global_with_rela): Likewise.
13488 (Output_data_got::add_global_pair_with_rel): New function.
13489 (Output_data_got::add_global_pair_with_rela): New function.
13490 (Output_data_got::add_local): Added got_type parameter.
13491 (Output_data_got::add_local_with_rel): Likewise.
13492 (Output_data_got::add_local_with_rela): Likewise.
13493 (Output_data_got::add_local_pair_with_rel): New function.
13494 (Output_data_got::add_local_pair_with_rela): New function.
13495 (Output_data_got::add_global_tls): Removed.
13496 (Output_data_got::add_global_tls_with_rel): Removed.
13497 (Output_data_got::add_global_tls_with_rela): Removed.
13498 (Output_data_got::add_local_tls): Removed.
13499 (Output_data_got::add_local_tls_with_rel): Removed.
13500 (Output_data_got::add_local_tls_with_rela): Removed.
13501 * output.h (Output_data_got::add_global): Added got_type parameter.
13502 (Output_data_got::add_global_with_rel): Likewise.
13503 (Output_data_got::add_global_with_rela): Likewise.
13504 (Output_data_got::add_global_pair_with_rel): New function.
13505 (Output_data_got::add_global_pair_with_rela): New function.
13506 (Output_data_got::add_local): Added got_type parameter.
13507 (Output_data_got::add_local_with_rel): Likewise.
13508 (Output_data_got::add_local_with_rela): Likewise.
13509 (Output_data_got::add_local_pair_with_rel): New function.
13510 (Output_data_got::add_local_pair_with_rela): New function.
13511 (Output_data_got::add_global_tls): Removed.
13512 (Output_data_got::add_global_tls_with_rel): Removed.
13513 (Output_data_got::add_global_tls_with_rela): Removed.
13514 (Output_data_got::add_local_tls): Removed.
13515 (Output_data_got::add_local_tls_with_rel): Removed.
13516 (Output_data_got::add_local_tls_with_rela): Removed.
13517 * resolve.cc (Symbol::override_base_with_special): Removed
13518 reference to has_got_offset_ field.
13519 * symtab.cc (Symbol::init_fields): Replaced initialization
13520 of got_offset_ with got_offsets_. Removed initialization
13522 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13523 (Symbol::got_offset): Likewise.
13524 (Symbol::set_got_offset): Likewise.
13525 (Symbol::has_tls_got_offset): Removed.
13526 (Symbol::tls_got_offset): Removed.
13527 (Symbol::set_tls_got_offset): Removed.
13528 (Symbol::got_offset_): Removed.
13529 (Symbol::tls_mod_got_offset_): Removed.
13530 (Symbol::tls_pair_got_offset_): Removed.
13531 (Symbol::got_offsets_): New field.
13532 (Symbol::has_got_offset): Removed.
13533 (Symbol::has_tls_mod_got_offset): Removed.
13534 (Symbol::has_tls_pair_got_offset): Removed.
13535 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13536 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13538 (Target_x86_64::Scan::global): Likewise.
13539 (Target_x86_64::Relocate::relocate): Likewise.
13540 (Target_x86_64::Relocate::relocate_tls): Likewise.
13542 2008-03-25 Ben Elliston <bje@au.ibm.com>
13544 * yyscript.y: Fix spelling error in comment.
13546 2008-03-24 Ian Lance Taylor <iant@google.com>
13548 * options.h (class General_options): Define build_id option.
13549 * layout.h (class Layout): Declare write_build_id, create_note,
13550 create_build_id. Add build_id_note_ member.
13551 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13552 "libiberty.h", "md5.h", "sha1.h".
13553 (Layout::Layout): Initialize eh_frame_data_,
13554 eh_frame_hdr_section_, and build_id_note_.
13555 (Layout::finalize): Call create_build_id.
13556 (Layout::create_note): New function, broken out of
13557 Layout::create_gold_note.
13558 (Layout::create_gold_note): Call create_note.
13559 (Layout::create_build_id): New function.
13560 (Layout::write_build_id): New function.
13561 (Close_task_runner::run): Call write_build_id.
13563 * x86_64.cc: Correct license to GPLv3.
13565 2008-03-23 Ian Lance Taylor <iant@google.com>
13567 * options.cc: Include "demangle.h".
13568 (parse_optional_string): New function.
13569 (parse_long_option): Handle takes_optional_argument.
13570 (parse_short_option): Update dash_z initializer. Handle
13571 takes_optional_argument.
13572 (General_options::General_options): Initialize do_demangle_.
13573 (General_options::finalize): Set do_demangle_. Handle demangling
13575 * options.h (parse_optional_string): Declare.
13576 (struct One_option): Add optional_arg field. Update constructor.
13577 Update call constructor calls. Add takes_optional_argument
13579 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
13580 (DEFINE_optional_string): Define.
13581 (General_options::demangle): Change from DEFINE_bool to
13582 DEFINE_optional_string.
13583 (General_options::no_demangle): New function.
13584 (General_options::do_demangle): New function.
13585 (General_options::set_do_demangle): New function.
13586 (General_options::execstack_status_): Move definition to end of
13588 (General_options::static_): Likewise.
13589 (General_options::do_demangle_): New field.
13590 * object.cc (big_endian>::get_symbol_location_info): Call
13591 Options::do_demangle, not Options::demangle.
13592 * symtab.cc (demangle): Likewise.
13594 2008-03-22 Ian Lance Taylor <iant@google.com>
13596 * gold.h: Include <cstddef> and <sys/types.h>
13597 * options.h: Include <cstring>.
13599 2008-03-21 Ian Lance Taylor <iant@google.com>
13601 * Added source code to GNU binutils.