1 2010-02-09 David S. Miller <davem@davemloft.net>
3 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4 R_SPARC_RELATIVE using ->add_local_relative().
5 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
7 * output.h (Output_data_dynamic::add_section_size): New method
8 that takes two Output_data objects.
9 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
10 entry param. Handle it in initializers.
11 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
12 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
13 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
15 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
16 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
17 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
18 for dynrel_includes_plt.
19 * i386.cc (Target_i386::do_finalize_sections): Likewise.
20 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
21 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
23 (Target_sparc::do_finalize_sections): Update to pass true for
25 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
26 output before .rela.plt
27 (Target_powerpc::do_finalize_sections): Update to pass true for
28 dynrel_includes_plt when 32-bit.
30 2010-02-08 Doug Kwan <dougkwan@google.com>
32 * arm.cc (Arm_relobj::simple_input_section_output_address): New
34 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
35 Arm_relobj::scan_section_for_cortex_a8_stubs,
36 Arm_relobj::do_relocation_section): Instead of calling
37 Output_section::output_address, use faster
38 Arm_relobj::simple_input_section_output_address.
40 2010-02-08 David S. Miller <davem@davemloft.net>
42 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
43 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
44 relocation helper function.
46 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
47 just like R_SPARC_GOT{10,13,22}.
48 (Target_sparc::Scan::local): Likewise.
49 (Target_sparc::Relocate:relocate): Likewise.
51 2010-02-06 Ian Lance Taylor <iant@google.com>
53 * configure.ac: Rewrite targetobjs duplicate removal code to use
54 only shell constructs.
57 2010-02-05 Doug Kwan <dougkwan@google.com>
60 * arm.cc (Arm_relobj::section_is_scannable): New method.
61 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
62 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
64 2010-02-04 Doug Kwan <dougkwan@google.com>
67 * arm-reloc-property.cc (cstdio): Include.
68 * configure.ac (targetobjs): Remove duplicates.
69 * configure: Regenerate.
70 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
71 big and little endian version for a given address size.
73 2010-02-03 Doug Kwan <dougkwan@google.com>
75 * arm-reloc-property.cc
76 (Arm_reloc_property_table::reloc_name_in_error_message): New method
78 * arm-reloc-property.h
79 (Arm_reloc_property_table::get_implemented_static_reloc_property):
80 New method definition.
81 (Arm_reloc_property_table::reloc_name_in_error_message): New method
83 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
85 (GOT_PREL): Change implemented to Y.
86 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
87 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
88 (Arm_relocate_functions::movw_abs_nc): Remove method.
89 (Arm_relocate_functions::movt_abs): Ditto.
90 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
91 (Arm_relocate_functions::thm_movt_abs): Ditto.
92 (Arm_relocate_functions::movw_rel_nc): Ditto.
93 (Arm_relocate_functions::movw_rel): Ditto.
94 (Arm_relocate_functions::movt_rel): Ditto.
95 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
96 (Arm_relocate_functions:thm_movw_rel): Ditto.
97 (Arm_relocate_functions:thm_movt_rel): Ditto.
98 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
99 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
100 New method definitions.
101 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
102 (Arm_relocation_functions::arm_grp_ldr): Ditto.
103 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
104 (Arm_relocation_functions::arm_grp_ldc): Ditto.
105 (Target_arm::Relocate::relocate): Check for non-static or
106 unimplemented relocation code and exit early. Change calls to
107 Target_arm::reloc_uses_thumb_bit and
108 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
109 instead. Refactor code to handle similar relocations to increase
110 code sharing. Remove check for unsupported relocation code in switch
112 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
113 relocation property table to find out size. Change error message to
114 print out the name of a relocation code instead of the numeric value.
115 (Target_arm::scan_reloc_for_stub): Use relocation property table
116 instead of calling Target_arm::reloc_uses_thumb_bit().
118 2010-02-02 Doug Kwan <dougkwan@google.com>
120 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
121 types of relaxed input section.
123 2010-02-02 Doug Kwan <dougkwan@google.com>
125 * Makefile.am (HFILES): Add arm-reloc-property.h.
127 (TARGETSOURCES): Add arm-reloc-property.cc
128 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
129 (libgold_a_SOURCES): $(DEFFILES)
130 * Makefile.in: Regenerate.
131 * arm-reloc-property.cc: New file.
132 * arm-reloc-property.h: New file.
133 * arm-reloc.def: New file.
134 * arm.cc: Update comments.
135 (arm-reloc-property.h): New included header.
136 (arm_reloc_property_table): New global variable.
137 (Target_arm::do_select_as_default_target): New method definition.
138 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
139 arm-reloc-property to targ_extra_obj.
140 * parameters.cc (set_parameters_target): Call
141 Target::select_as_default_target().
142 * target.h (Target::select_as_default_target): New method definition.
143 (Target::do_select_as_default_target): Same.
145 2010-02-01 Doug Kwan <dougkwan@google.com>
147 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
148 first_output_text_section_.
149 (Arm_exidx_fixup::first_output_text_section): New method definition.
150 (Arm_exidx_fixup::first_output_text_section_): New data member.
151 (Arm_exidx_fixup::process_exidx_section): Record the first text
153 (Arm_output_section::fix_exidx_coverage): Set correct linked section
154 and entsize in output section header.
156 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
158 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
159 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
160 (Arm_relocate_functions::thm_alu11): New Method.
161 (Arm_relocate_functions::thm_pc8): New Method.
162 (Arm_relocate_functions::thm_pc12): New Method.
163 (Target_arm::Scan::local): Handle the relocations.
164 (Target_arm::Scan::global): Likewise.
165 (Target_arm::Relocate::relocate): Likewise.
166 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
168 2010-01-29 Doug Kwan <dougkwan@google.com>
170 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
171 of relocation types as ld.
173 2010-01-29 Doug Kwan <dougkwan@google.com>
175 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
177 (Arm_relocate_functions::thumb_branch_common): Ditto.
178 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
179 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
180 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
181 Arm_relocate_functions::jump24): Remove.
182 (Target_arm::Relocate::relocate): Adjust code to call
183 Arm_relocation_functions::arm_branch_common and
184 Arm_relocation_functions::thumb_branch_common instead of their removed
185 wrappers. Merge switch-cases together to reduce source code size.
187 2010-01-29 Doug Kwan <dougkwan@google.com>
189 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
190 output_local_symbol_count_needs_update_.
191 (Arm_relobj::output_local_symbol_count_needs_update,
192 Arm_relobj::set_output_local_symbol_count_needs_update,
193 Arm_relobj::update_output_local_symbol_count): New methods.
194 (Arm_relobj::output_local_symbol_count_needs_update_): New data
196 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
197 of pointed function as in a R_ARM_PREL31 relocation.
198 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
199 for output local symbol count updating.
200 (Target_arm::do_relax): Update output local symbol counts in objects
202 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
204 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
206 * arm.cc: Added support for the ARM relocations:
207 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
208 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
209 (Arm_relocate_functions::movw_rel_nc): Renamed (was
211 (Arm_relocate_functions::movw_rel): New method.
212 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
213 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
215 (Arm_relocate_functions::thm_movw_rel): New method.
216 (Arm_relocate_functions::thm_movt_rel): Renamed (was
218 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
220 (Target_arm::Scan::global): Likewise.
221 (Target_arm::Relocate::relocate): Likewise.
222 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
225 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
227 * arm.cc: Added support for ARM group relocations.
228 (Target_arm::reloc_needs_sym_origin): New method.
229 (Arm_relocate_functions::calc_grp_kn): New method.
230 (Arm_relocate_functions::calc_grp_residual): New method.
231 (Arm_relocate_functions::calc_grp_gn): New method.
232 (Arm_relocate_functions::arm_grp_alu): New Method.
233 (Arm_relocate_functions::arm_grp_ldr): New Method.
234 (Arm_relocate_functions::arm_grp_ldrs): New Method.
235 (Arm_relocate_functions::arm_grp_ldc): New Method.
236 (Target_arm::Scan::local): Handle the ARM group relocations.
237 (Target_arm::Scan::global): Likewise.
238 (Target_arm::Relocate::relocate): Likewise.
239 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
242 2010-01-26 Doug Kwan <dougkwan@google.com>
244 * arm.cc (set): Include.
245 (class Arm_exidx_fixup): Change type of last_input_section_ to const
247 (Arm_output_section::Text_section_list): New type.
248 (Arm_output_section::append_text_sections_to_list): New method.
249 (Arm_output_section::fix_exidx_coverage): Ditto.
250 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
251 (Arm_relobj::convert_input_section_to_relaxed_section): Use
252 Relobj::set_section_offset() instead of
253 Sized_relobj::invalidate_section_offset().
254 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
255 parameter for section headers. Ignore relocation sections for
256 unallocated sections and EXIDX sections.
257 (Target_arm::fix_exidx_coverage): New method.
258 (Target_arm::output_section_address_less_than): New type.
259 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
260 linked text section instead of the EXIDX section.
261 (Arm_output_section::create_stub_group): Add an assertion to check
262 that this is not an EXIDX output section.
263 (Arm_output_section::append_text_sections_to_list): New method.
264 (Arm_output_section::fix_exidx_coverage): Ditto.
265 (Arm_relobj::scan_sections_for_stubs): Adjust call to
266 Arm_relobj::section_needs_reloc_stub_scanning.
267 (Target_arm::do_relax): Fix EXIDX output section coverage in the
269 (Target_arm::fix_exidx_coverage): New method.
270 * object.h (Relobj::set_output_section): New method.
271 (Sized_relobj::invalidate_section_offset): Remove method.
272 (Sized_relobj::do_invalidate_section_offset): Remove method.
273 (Sized_relobj::do_set_section_offset): Handle offset value -1.
275 2010-01-25 Doug Kwan <dougkwan@google.com>
277 * arm.cc (Arm_exidx_merged_section::do_output_offset):
278 Fix warning due to signed and unsigned comparison on a 32-bit host.
280 2010-01-22 Doug Kwan <dougkwan@google.com>
282 * arm.cc (Target_arm::do_relax): Record an output section for section
283 offset adjustment it contains any stub table that has changed.
284 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
285 offsets in an output section if necessary.
286 * output.cc (Output_section::Output_section): Initialize
287 section_offsets_need_adjustments_.
288 (Output_section::add_input_section_for_script): Renamed to
289 Output_section::add_simple_input_section.
290 (Output_section::save_states): Add a comment.
291 (Output_section::discard_states): New method defintion.
292 (Output_section::adjust_section_offsets): Same.
293 * output.h (Output_section::add_input_section_for_script): Renamed to
294 Output_section::add_simple_input_section.
295 (Output_section::discard_states): New method declaration.
296 (Output_section::adjust_section_offsets): Same.
297 (Output_section::section_offsets_need_adjustment,
298 Output_section::set_section_offsets_need_adjustment): New method
300 (Output_section::section_offsets_need_adjustment_): New data member.
302 (Output_section_element_input::set_section_address): Adjust code for
303 renaming of Output_section::add_input_section_for_script.
304 (Orphan_output_section::set_section_address): Same.
306 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
308 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
309 Fix_v4bx enum values .
310 * gold/options.h (General_options): New option definitions.
311 (General_options::fix_v4bx): New method.
312 (General_options::Fix_v4bx): New enum.
313 * gold/options.cc (General_options::parse_fix_v4bx): New method.
314 (General_options::parse_fix_v4bx_interworking): New method.
316 2010-01-22 Doug Kwan <dougkwan@google.com>
318 * arm.cc (Arm_exidx_fixup): New class.
320 2010-01-21 Doug Kwan <dougkwan@google.com>
322 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
324 (Arm_exidx_section_offset_map): New type.
326 2010-01-21 Doug Kwan <dougkwan@google.com>
328 * arm.cc (Arm_exidx_input_section): New class.
329 (Arm_relobj::exidx_input_section_by_link,
330 Arm_relobj::exidx_input_section_by_shndx,
331 Arm_relobj::make_exidx_input_section): New methods.
332 (read_arm_attributes_section): Remove.
333 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
334 information about them.
335 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
338 2010-01-20 Doug Kwan <dougkwan@google.com>
340 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
341 Input_section_specifier to Section_id.
342 (Target_arm::new_arm_input_section: Adjust code for change of key
344 (Target_arm::find_arm_input_section): Ditto.
345 * gc.h (object.h): Include for Section_id nand Section_id_hash.
346 (Section_id): Remove.
347 (Garbage_collection::Section_id_hash): Remove.
348 * icf.h (object.h): Include for Section_id nand Section_id_hash.
349 (Section_id): Remove.
350 (Icf::Section_id_hash): Remove.
351 * object.h (Section_id, Const_section_id, Section_id_hash,
352 Const_section_id_hash): New type definitions.
353 * output.cc (Output_section::add_relaxed_input_section): Change to
354 use Const_section_id instead of Input_section_specifier as key type.
355 (Output_section::add_merge_input_section): Ditto.
356 (Output_section::build_relaxation_map): Change to use Section_id
357 instead of Input_section_specifier as key type.
358 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
360 (Output_section::convert_input_sections_to_relaxed_sections): Change
361 to use Const_section_id instead of Input_section_specifier as key type.
362 (Output_section::find_merge_section): Ditto.
363 (Output_section::find_relaxed_input_section): Ditto.
364 * output.h (Input_section_specifier): Remove class.
365 (Output_section::Output_section_data_by_input_section_map): Change
366 key type to Const_section_id.
367 (Output_section::Output_relaxed_input_section_by_input_section_map):
369 (Output_section::Relaxation_map): Change key type to Section_id.
371 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
373 * gold/arm.cc: Added support for R_ARM_V4BX relocation
374 (class Arm_v4bx_stub): New class.
375 (DEF_STUBS): Updated definition to support v4_veneer_bx.
376 (Stub_factory::make_arm_v4bx_stub): New method.
377 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
378 (Stub_table::empty): Handle v4bx stubs.
379 (Stub_table::add_arm_v4bx_stub): New method.
380 (Stub_table::find_arm_v4bx_stub): New method.
381 (Arm_relocate_functions::v4bx): New method.
382 (Target_arm::fix_v4bx): New method.
383 (Target_arm::Target_arm): Handle R_ARM_V4BX.
384 (Stub_table::relocate_stubs): Likewise.
385 (Stub_table::do_write): Likewise.
386 (Stub_table::update_data_size_and_addralign): Likewise.
387 (Stub_table::finalize_stubs): Likewise.
388 (Target_arm::Scan::local): Likewise.
389 (Target_arm::Scan::global): Likewise.
390 (Target_arm::do_finalize_sections): Likewise.
391 (Target_arm::Relocate::relocate): Likewise.
392 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
394 (Target_arm::scan_reloc_for_stub): Likewise.
395 (Target_arm::scan_reloc_section_for_stubs): Likewise.
397 2010-01-19 Ian Lance Taylor <iant@google.com>
399 * output.cc (Output_section_headers::do_sized_write): Write large
400 segment count to sh_info field.
401 (Output_file_header::do_sized_write): For large segment count,
402 write PN_XNUM to e_phnum field.
404 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
406 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
407 (Arm_relocate_functions::thm_jump8): New function.
408 (Arm_relocate_functions::thm_jump11): New function.
409 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
411 (Target_arm::Scan::global): Likewise.
412 (Target_arm::Relocate::relocate): Likewise.
413 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
416 2010-01-14 Doug Kwan <dougkwan@google.com>
418 * arm.cc (map, utility): Include headers.
419 (Target_arm::apply_cortex_a8_workaround): New method.
420 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
421 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
422 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
423 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
424 the --[no-]fix-cortex-a8 command line options.
425 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
426 (Target_arm::relocate_stub): Use addend in instruction template.
427 * options.h (DEFINE_bool): Set the user-set flag.
428 (General_options): Add --[no-]-fix-cortex options.
429 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
430 : Update fast look-up map after conversion.
432 2010-01-14 Sriraman Tallam <tmsriram@google.com>
434 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
435 in the first pass of do_layout.
437 2010-01-13 Doug Kwan <dougkwan@google.com>
439 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
440 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
441 apparent compiler problem of not folding static constant integral
442 data members of elfcpp::Elf_sizes<32>.
444 2010-01-13 Doug Kwan <dougkwan@google.com>
446 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
447 Arm_relobj::section_needs_cortex_a8_stub_scanning,
448 Arm_relobj::scan_section_for_cortex_a8_erratum,
449 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
450 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
451 sections to scan for relocation stubs into a new method
452 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
453 relocation and Cortex-A8 stub scanning.
454 (Target_arm::do_relax): Force stubs to be after stubbed sections
455 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
456 the beginning of a new relaxation pass. Update a comment.
457 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
459 2010-01-12 Ian Lance Taylor <iant@google.com>
461 * target-reloc.h (visibility_error): New inline function.
462 (relocate_section): Call visibility_error.
463 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
464 (MOSTLYCLEANFILES): Likewise.
465 (protected_4_pic.o, protected_3.err): New targets.
466 * testsuite/protected_4.cc: New file.
468 2010-01-12 Doug Kwan <dougkwan@google.com>
470 * arm.cc (Cortex_a8_reloc): New class.
471 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
472 and cortex_a8_relocs_info_.
473 (Target_arm::fix_cortex_a8): New method definition.
474 (Target_arm::Cortex_a8_relocs_info): New type.
475 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
476 New data member declarations.
477 (Target_arm::scan_reloc_for_stub): Record information about
478 relocations for THUMB branches that might be exempted from the
479 Cortex-A8 workaround.
480 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
481 at the beginning of a relaxation pass.
483 2010-01-12 Doug Kwan <dougkwan@google.com>
485 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
486 (Arm_relobj::Mapping_symbol_position,
487 Arm_reloj::Mapping_symbol_position_less,
488 Arm_relobj::Mapping_symbols_info): New types.
489 (Target_arm::is_mapping_symbol_name): New method definition.
490 (Arm_relobj::do_count_local_symbols): Save information about mapping
493 2010-01-11 Doug Kwan <dougkwan@google.com>
495 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
496 Arm_relocate_functions::thumb32_branch_upper,
497 Arm_relocate_functions::thumb32_branch_lower,
498 Arm_relocate_functions::thumb32_cond_branch_offset,
499 Arm_relocate_functions::thumb32_cond_branch_upper,
500 Arm_relocate_functions::thumb32_cond_branch_lower,
501 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
502 branch offset encoding.
503 (Arm_relocate_functions::thumb_branch_common): Use new branch
504 offset encoding methods to avoid code duplication.
505 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
506 (Stub_addend_reader::operator()): Use new branch encoding method
507 to avoid code duplication.
509 2010-01-11 Doug Kwan <dougkwan@google.com>
511 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
512 (Target_arm::do_finalize_sections): Define special EXIDX section
513 symbols only if referenced.
514 * gc.h (Garbage_collection::add_reference): New method.
515 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
518 2010-01-11 Ian Lance Taylor <iant@google.com>
520 * script.cc (Version_script_info::build_expression_list_lookup):
521 Change complaing about duplicate wildcard match from error to
524 * script.cc (class Lazy_demangler): Recreate--revert part of patch
526 (Version_script_info::Version_script_info): Initialize globs_,
527 default_version_, default_is_global_, and exact_. Don't
528 initialize globals_ or locals_.
529 (Version_script_info::build_lookup_tables): Build local symbols
531 (Version_script_info::unquote): New function.
532 (Version_script_info::add_exact_match): New function.
533 (Version_script_info::build_expression_list_lookup): Remove lookup
534 parameter. Add is_global parameter. Change all callers. Handle
535 wildcard pattern specially. Unquote pattern. Call
537 (Version_script_info::get_name_to_match): New function.
538 (Version_script_info::get_symbol_version): New function.
539 (Version_script_info::get_symbol_version_helper): Remove.
540 (Version_script_info::check_unmatched_names): Call unquote.
541 * script.h (class Version_script_info): Change get_symbol_version
542 to be non-inline and add is_global parameter; change all callers.
543 Rewrite symbol_is_local. Update declarations. Define struct
544 Version_tree_match, Exact, Globs. Don't define struct Lookup.
545 Remove globals_ and locals_ members. Add exact_, globs_,
546 default_version_, is_global_.
547 (Version_script_info::Glob): Remove pattern, add expression and
548 is_global. Update constructor. Change all callers.
549 * dynobj.cc (Versions::finalize): Mark the version symbol as the
551 (Versions::symbol_section_contents): If a symbol is undefined, or
552 defined in a dynamic object, set the version index to
554 * symtab.cc (Symbol_table::add_from_relobj): Don't call
556 (Symbol_table::add_from_pluginobj): Likewise.
557 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
559 2010-01-11 Doug Kwan <dougkwan@google.com>
561 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
562 (incremental_dump_LDADD): Add linking option for libintl.
563 * Makefile.in: Regenerate.
565 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
568 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
570 * testsuite/Makefile.in: Regenerated.
572 2010-01-10 Doug Kwan <dougkwan@google.com>
574 * options.h (DEFINE_var): Use parentheses around argument varname__
575 in macro body to avoid any unintended subsequent substitutions.
577 2010-01-10 Ian Lance Taylor <iant@google.com>
579 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
580 candidates before doing symbol resolution.
582 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
583 ODR candidates if only one is weak.
585 2010-01-08 Ian Lance Taylor <iant@google.com>
587 * script.cc (Version_script_info::build_expression_list_lookup):
588 Don't warn about ambiguous version, just record the ambiguity.
589 (Version_script_info::get_symbol_version_helper): Give error if
590 version is ambiguous.
592 2010-01-08 Doug Kwan <dougkwan@google.com>
594 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
595 prev_data_size_ and prev_addralign_. Remove initializer for
596 deleted data member has_been_changed_.
597 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
598 to determine if the table is empty.
599 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
601 (Stub_table::add_reloc_stub): Define method in class definition
602 instead of just declaring it there.
603 (Stub_table::add_cortex_a8_stub): New method definition.
604 (Stub_table::update_data_size_and_addralign): Ditto.
605 (Stub_table::finalize_stubs): Ditto.
606 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
607 (Stub_table::do_addralign_): Return address alignment in the
608 (Stub_table::do_reset_address_and_file_offset): Define method in
609 class definition instead of declaring it there. Set current data
610 size to be the data size of the previous pass.
611 (Stub_table::set_final_data_size): Use current data size as the
613 (Stub_table::relocate_stub): Change parameter type of stub from
614 Reloc_stub pointer to Stub pointer.
615 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
616 (Stub_table::Cortex_a8_stub_list): New typedef.
617 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
618 Stub_table::prev_addralign_): New data member.
619 (Arm_relobj::Arm_relobj): Initialize data member
620 section_has_cortex_a8_workaround_.
621 (Arm_relobj::section_has_cortex_a8_workaround,
622 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
624 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
626 (Target_arm::relocate_stub): Change parameter type of stub from
627 Reloc_stub pointer to Stub pointer.
628 (Insn_template::size, Insn_template::alignment): Handle
629 THUMB16_SPECIAL_TYPE.
630 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
631 Stub_table::update_data_size_and_addralign,
632 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
634 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
635 (Stub_table::do_write): Ditto.
636 (Target_arm::do_relax): Adjust code for changes in Stub_table.
638 2010-01-08 Ian Lance Taylor <iant@google.com>
641 * symtab.h (class Symbol): Remove fields is_target_special_ and
642 has_plt_offset_. Add field is_defined_in_discarded_section_.
643 (Symbol::is_defined_in_discarded_section): New function.
644 (Symbol::set_is_defined_in_discarded_section): New function.
645 (Symbol::has_plt_offset): Rewrite.
646 (Symbol::set_plt_offset): Verify that new offset is not -1U.
647 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
648 Don't initialize is_target_special_ or has_plt_offset_.
649 Initialize is_defined_in_discarded_section_.
650 (Symbol_table::add_from_relobj): If appropriate, set
651 is_defined_in_discarded_section.
652 * resolve.cc (Symbol::override_base_with_special): Don't test
653 is_target_special_. Change has_plt_offset_ to has_plt_offset().
654 * target-reloc.h (relocate_section): Do special handling for
655 symbols defined in discarded sections for global symbols as well
658 2010-01-08 Ian Lance Taylor <iant@google.com>
660 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
663 2010-01-08 Ian Lance Taylor <iant@google.com>
665 * object.cc (Sized_relobj::do_layout): Don't get confused if
666 layout_eh_frame returns NULL.
668 2010-01-08 Ian Lance Taylor <iant@google.com>
671 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
672 dynamic symbol table, use the normal symbol table.
673 (Sized_dynobj::do_read_symbols): Remove assertion about type of
676 2010-01-08 Ian Lance Taylor <iant@google.com>
679 * layout.cc (Layout::include_section): Remove .gnu_debuglink
682 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
684 * version.cc (print_version): Change to "Copyright 2010".
686 2010-01-08 Ian Lance Taylor <iant@google.com>
690 * i386.cc (class Target_i386): Change return type of plt_section
692 (class Output_data_plt_i386): Add tls_desc_rel_ field.
693 (Output_data_plt_i386::Output_data_plt_i386): Initialize
695 (Output_data_plt_i386::rel_tls_desc): New function.
696 (Target_i386::rel_tls_desc_section): New function.
697 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
698 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
699 R_386_TLS_DESC reloc in rel_tls_desc_section.
700 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
701 Define struct Tlsdesc_info.
702 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
703 (Target_x86_64::do_reloc_symbol_index): New function.
704 (Target_x86_64::add_tlsdesc_info): New function.
705 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
706 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
708 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
710 (Output_data_plt_x86_64::rela_tlsdesc): New function.
711 (Target_x86_64::rela_tlsdesc_section): New function.
712 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
714 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
715 (Target_x86_64::do_reloc_addend): New function.
716 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
717 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
718 declarations. Define TARGET_CODE. Add arg field to u1_ union.
719 (Output_reloc::type): New function.
720 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
721 (Output_reloc::is_target_specific): New function.
722 (Output_reloc::target_arg): New function.
723 (class Output_reloc) [SHT_RELA]: Add four new constructors for
724 absolute relocs and target specific relocs.
725 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
727 (class Output_data_reloc) [SHT_RELA]: Likewise.
728 * output.cc (Output_reloc::Output_reloc): Add four new versions
729 for absolute relocs and target specific relocs.
730 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
731 (Output_reloc::get_symbol_index): Likewise.
732 (Output_reloc::local_section_offset): Check that local_sym_index_
733 is not TARGET_CODE or 0.
734 (Output_reloc::symbol_value): Likewise.
735 (Output_reloc::write) [SHT_RELA]: Call target for target specific
737 * target.h (class Target): Add reloc_symbol_index and reloc_addend
738 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
740 * layout.cc (add_target_dynamic_tags): Use output section for
741 DT_PLTRELSZ and DT_JMPREL.
743 2010-01-07 Ian Lance Taylor <iant@google.com>
746 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
748 (class Output_data_reloc_generic): Define.
749 (class Output_data_reloc_base): Change base class to
750 Output_data_reloc_generic. Change add() method to call
751 bump_relative_reloc_count for a relative reloc. Remove
753 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
755 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
756 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
758 * layout.h (class Layout): Update declaration.
760 2010-01-07 Ian Lance Taylor <iant@google.com>
762 * output.h (class Output_data): Add const version of
763 output_section and do_output_section.
764 (class Output_section_data): Add const version of
766 (class Output_section): Likewise.
767 * layout.cc (Layout::add_target_dynamic_tags): New function.
768 * layout.h (class Layout): Update declarations.
769 * arm.cc (Target_arm::do_finalize_sections): Use
770 add_target_dynamic_tags.
771 * i386.cc (Target_i386::do_finalize_sections): Likewise.
772 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
773 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
774 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
776 2010-01-07 Ian Lance Taylor <iant@google.com>
779 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
782 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
783 Ian Lance Taylor <iant@google.com>
786 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
787 Xindex::read_symtab_xindex.
789 2010-01-07 Doug Kwan <dougkwan@google.com>
791 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
792 (Insn_template::thumb16_bcond_insn): New method declaration.
793 (Insn_template): Fix spelling.
794 (Stub::thumb16_special): New method declaration.
795 (Stub::do_write): Define virtual method which was previously pure
797 (Stub::do_thumb16_special): New method declaration.
798 (Stub::do_fixed_endian_write): New template member.
799 (Reloc_stub::do_write): Remove.
800 (Reloc_stub::do_fixed_endian_write): Remove.
801 (Cortex_a8_stub): New class definition.
802 (Stub_factory::make_cortex_a8_stub): New method definition.
803 (Stub_factory::Stub_factory): Add missing static storage class
804 qualifier for elf32_arm_stub_a8_veneer_blx.
806 2010-01-07 Ian Lance Taylor <iant@google.com>
809 * options.h (class General_options): Add --warn-unresolved-symbols
810 and --error-unresolved-symbols.
811 * errors.cc (Errors::undefined_symbol): Implement
812 --warn-unresolved-symbols.
814 * options.h (class General_options): Add -z text and -z textoff.
815 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
817 2010-01-06 Sriraman Tallam <tmsriram@google.com>
819 * gc.h (Garbage_collection::Cident_section_map): New typedef.
820 (Garbage_collection::cident_sections): New function.
821 (Garbage_collection::add_cident_section): New function.
822 (Garbage_collection::cident_sections_): New member.
823 (gc_process_relocs): Add references to sections whose names are C
825 * gold.h (cident_section_start_prefix): New constant.
826 (cident_section_stop_prefix): New constant.
827 (is_cident): New function.
828 * layout.cc (Layout::define_section_symbols): Replace string constants
829 with the newly defined constants.
830 * object.cc (Sized_relobj::do_layout): Track sections whose names are
832 * testsuite/Makefile.am: Add gc_orphan_section_test.
833 * testsuite/Makefile.in: Regenerate.
834 * testsuite/gc_orphan_section_test.cc: New file.
835 * testsuite/gc_orphan_section_test.sh: New file.
837 2010-01-06 Ian Lance Taylor <iant@google.com>
840 * options.h (class General_options): Add --warn-shared-textrel.
841 * layout.cc (Layout::finish_dynamic_section): Implement
842 --warn-shared-textrel.
845 * options.h (class General_options): Add --warn-multiple-gp.
847 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
849 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
850 $(THREADSLIB) and $(LIBDL).
851 * Makefile.in: Rebuild.
853 2010-01-06 Ian Lance Taylor <iant@google.com>
856 * options.cc (General_options::parse_section_start): New function.
857 (General_options::section_start): New function.
858 (General_options::General_options): Initialize all members.
859 * options.h: Include <map>
860 (class General_options): Add --section-start. Add section_starts_
862 * layout.cc (Layout::attach_allocated_section_to_segment): If
863 --section-start was used, set the address of the segment. Remove
865 (Layout::relaxation_loop_body): If the address of the load segment
866 has been set by --section-start, don't use it.
867 * output.h (Output_segment::update_flags_for_output_section): New
869 * output.cc (Output_segment::add_output_section): Call
870 update_flags_for_output_section.
872 2010-01-05 Ian Lance Taylor <iant@google.com>
875 * options.h (class General_options): Add --undefined-version.
876 * script.cc (struct Version_expression): Add was_matched_by_symbol
878 (Version_script_info::matched_symbol): New function.
879 (Version_script_info::get_symbol_version_helper): Call
881 (Version_script_info::check_unmatched_names): New function.
882 * script.h (class Version_script_info): Update declarations.
883 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
885 * options.h (class General_options): Use DEFINE_bool_alias for
886 allow_multiple_definition.
887 * resolve.cc (Symbol_table::should_override): Don't test
888 allow_multiple_definition.
891 * options.h (class General_options): Add --cref.
892 * main.cc (main): Print cref table if --cref. Don't close mapfile
893 until after printing cref table.
894 * cref.cc: Include "symtab.h".
895 (class Cref_inputs): Define Cref_table_compare and Cref_table.
896 (Cref_table_compare::operator()): New function.
897 (Cref_inputs::gather_cref): New function.
898 (filecol): New static const.
899 (Cref_inputs::print_cref): New function.
900 (Cref::print_cref): New function.
901 * cref.h: Include <cstdio>.
902 (class Cref): Update declarations.
903 * mapfile.h (Mapfile::file): New function.
904 * object.h (class Object): Define Symbols. Declare virtual
905 do_get_global_symbols.
906 (Object::get_global_symbols): New function.
907 * object.cc (Input_objects::add_object): Pass object to cref_ if
909 (Input_objects::archive_start): Likewise.
910 (Input_objects::archive_stop): Likewise.
911 (Input_objects::print_cref): New function.
912 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
913 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
915 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
917 * plugin.h (class Sized_pluginobj): Update declarations.
919 2010-01-05 Ian Lance Taylor <iant@google.com>
921 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
922 to is_default_version. Rename insdef to insdefault.
923 (Symbol_table::add_from_relobj): Rename def to is_default_version
924 and local to is_forced_local.
925 (Symbol_table::add_from_pluginobj): Likewise.
926 (Symbol_table::add_from_dynobj): Likewise.
927 (Symbol_table::define_special_symbol): Rename insdef to
930 2010-01-04 Ian Lance Taylor <iant@google.com>
933 * options.h (class General_options): Add
934 --allow-multiple-definition and -z muldefs.
935 * resolve.cc (Symbol_table::should_override): Don't warn about a
936 multiple symbol definition if --allow-multiple-definition or -z
940 * options.h (class General_options): Add --add-needed and
941 --copy-dt-needed-entries. Tweak --as-needed help entry.
942 * object.cc (Input_objects::check_dynamic_dependencies): Give an
943 error if --copy-dt-needed-entries aka --add-needed is used and
944 would cause a change in behaviour.
947 * options.h (class General_options): Add -G as a short version of
948 --shared. Add no-op options -assert, -g, and -i.
950 2010-01-04 Sriraman Tallam <tmsriram@google.com>
952 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
953 check for .text or .gnu.linkonce.t sections.
954 * icf.cc (Icf::find_identical_sections): Ditto.
955 Change the detection for mangled function name within the section
957 * icf.h (is_section_foldable_candidate): New function.
959 2009-12-30 Ian Lance Taylor <iant@google.com>
962 * options.h (class General_options): Permit two dashes with
963 --retain-symbols-file.
965 2009-12-30 Ian Lance Taylor <iant@google.com>
968 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
969 don't put the file header and segment headers in the text
973 * common.cc (Sort_commons::operator()): Stabilize sort when both
975 (Symbol_table::do_allocate_commons_list): When allocating common
976 symbols, skip a symbol which is no longer common.
977 * symtab.h (Symbol::is_common): Test whether the symbol comes from
978 an object before checking its type.
979 * testsuite/common_test_2.c: New file.
980 * testsuite/common_test_3.c: New file.
981 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
982 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
983 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
984 (common_test_2_pic.o, common_test_2.so): New targets.
985 (common_test_3_pic.o, common_test_3.so): New targets.
986 * testsuite/Makefile.in: Rebuild.
989 * script.cc (read_input_script): If we see a new SECTIONS clause,
990 and we have added an input section, give an error.
991 * layout.h (class Layout): Add have_added_input_section function.
992 Add have_added_input_section_ field.
993 * layout.cc (Layout::Layout): Initialize
994 have_added_input_section_.
995 (Layout::layout): Set have_added_input_section_.
996 (Layout::layout_eh_frame): Likewise.
998 2009-12-30 Ian Lance Taylor <iant@google.com>
1001 * options.h (class General_options): Add --sort-common option.
1002 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1003 * common.cc (Sort_common): Add sort_order parameter to
1004 constructor. Add sort_order_ field.
1005 (Sort_commons::operator): Check sort_order_.
1006 (Symbol_table::allocate_commons): Determine the sort order.
1007 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1009 (Symbol_table::do_allocate_commons_list): Likewise.
1011 2009-12-30 Ian Lance Taylor <iant@google.com>
1014 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1015 symbols from this object, don't change the visibility of an
1017 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1019 2009-12-30 Ian Lance Taylor <iant@google.com>
1022 * script.h (class Version_script_info): Define Language enum.
1023 Update declarations. Define Glob, Exact, and Lookup types. Add
1024 new fields globals_, locals_, and is_finalized_.
1025 * script.cc: Various formatting fixes.
1026 (class Parser_closure): Change language_stack_ from a vector of
1027 std::string to one of Version_script_info::Language. Adjust all
1029 (class Lazy_demangler): Remove.
1030 (struct Version_expression): Change language from std::string to
1031 Version_script_info::Language.
1032 (Version_script_info::Version_script_info): New function.
1033 (Version_script_info::~Version_script_info): Don't call clear.
1034 (Version_script_info::finalize): New function.
1035 (Version_script_info::build_lookup_tables): New function.
1036 (Version_script_info::build_expression_list_lookup): New
1038 (Version_script_info::get_symbol_version_helper): Rewrite to use
1040 (Version_script_info::print_expression_list): Adjust to use
1041 Version_script_info::Language.
1042 (script_push_lex_into_version_mode): Check that the version script
1043 has not been finalized.
1044 (version_script_push_lang): Change language string to
1045 Version_script_info::Language.
1046 * options.cc (Command_line::version_script): New function.
1047 * options.h (class General_options): Add finalize_dynamic_list
1048 function. Change version_script from declaration to definition.
1049 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1050 * testsuite/version_script.map: Remove duplicate def of foo.
1051 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1053 * testsuite/Makefile.in: Rebuild.
1055 2009-12-30 Ian Lance Taylor <iant@google.com>
1058 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1059 if the input symbol index is 0, make the output symbol index 0.
1061 2009-12-30 Ian Lance Taylor <iant@google.com>
1064 * options.h (class General_options): Add -x/--discard-all.
1065 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1066 --discard-all. If the local symbol needs a dynamic entry, check
1067 that before handling --discard-locals.
1069 2009-12-30 Ian Lance Taylor <iant@google.com>
1072 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1074 (Output_segment::add_output_section): Don't change the flags if
1078 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1079 GNU hash table if they need a dynamic value. Otherwise, don't add
1080 them if they are defined in a dynamic object or are forced local.
1082 2009-12-29 Ian Lance Taylor <iant@google.com>
1085 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1086 .gnu.hash table for a 32-bit target.
1089 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1090 regular and a dynamic object only needs a dynamic symbol table
1091 entry if it is externally visible.
1094 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1095 constructor. Add global_offset_table_ field.
1096 (Target_i386::got_section): Set global_offset_table_.
1097 (Target_i386::do_finalize_sections): Set global_offset_table_
1099 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1100 in constructor. Add global_offset_table_ field.
1101 (Target_x86_64::got_section): Set global_offset_table_.
1102 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1105 * layout.cc (Layout::Layout): Initialize increase_relro_.
1106 (Layout::get_output_section): Add is_relro, is_last_relro, and
1107 is_first_non_relro parameters. Change all callers.
1108 (Layout::choose_output_section): Likewise.
1109 (Layout::add_output_section_data): Likewise.
1110 (Layout::make_output_section): Likewise.
1111 (Layout::set_segment_offsets): Clear increase_relro when using a
1113 * layout.h (class Layout): Add increase_relro method. Add
1114 increase_relro_ field. Update declarations.
1115 * output.cc (Output_section::Output_section): Initialize
1116 is_last_relro_ and is_first_non_relro_.
1117 (Output_segment::add_output_section): Group relro sections is
1118 do_sort is true. Handle is_last_relro and is_first_non_relro.
1119 (Output_segment::maximum_alignment): Remove relro handling.
1120 (Output_segment::set_section_addresses): Add increase_relro
1121 parameter. Change all callers. Add initial alignment to align
1122 relro sections on separate page. Remove old relro handling.
1123 (Output_segment::set_section_list_addresses): Remove in_relro
1124 parameter. Change all callers.
1125 (Output_segment::set_offset): Add increase parameter. Change all
1126 callers. Remove old relro handling.
1127 * output.h (class Output_section): Add new methods: is_last_relro,
1128 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1129 Add is_last_relro_ and is_first_non_relro_ fields.
1130 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1131 Create separate .got.plt section. Call increase_relro.
1132 * x86_64.cc (Target_x86_64::got_section): Likewise.
1133 * testsuite/relro_script_test.t: Add .got.plt.
1136 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1137 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1138 (Layout::finalize): Call set_dynamic_symbol_size.
1139 (Layout::set_dynamic_symbol_size): New function.
1140 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1141 set_dynamic_symbol_size.
1144 * output.h (class Output_section): Add is_entsize_zero_ field.
1145 * output.cc (Output_section::Output_section): Initialize
1147 (Output_section::set_entsize): If two different entsizes are
1148 requested, force it to zero.
1149 (Output_section::add_input_section): Set flags for .debug_str
1150 before updating section flags. Set entsize.
1151 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1152 and SHF_STRING if all input sections have those flags.
1154 2009-12-29 Rafael Espindola <espindola@google.com>
1156 * main.cc (main): Fix the sys time reporting.
1157 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1160 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1162 * options.cc (General_options::parse_version): Allow -v to exit
1163 without an error if there is nothing to link.
1165 2009-12-29 Ian Lance Taylor <iant@google.com>
1167 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1168 using a version of gcc before 4.1.
1169 * configure: Rebuild.
1171 2009-12-28 Chris Demetriou <cgd@google.com>
1173 * attributes.cc (Output_attributes_section_data::do_write): Use
1174 std::vector::front rather than std::vector::data.
1176 2009-12-28 Ian Lance Taylor <iant@google.com>
1178 * symtab.h (class Symbol_table): Add enum Defined.
1179 * resolve.cc (Symbol_table::should_override): Add defined
1180 parameter. Change all callers. Test whether object is NULL
1181 before calling a method on it.
1182 (Symbol_table::report_resolve_problem): Add defined parameter.
1184 (Symbol_table::should_override_with_special): Likewise.
1185 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1186 parameter. Change all callers.
1187 (Symbol_table::do_define_in_output_data): Likewise.
1188 (Symbol_table::define_in_output_segment): Likewise.
1189 (Symbol_table::do_define_in_output_segment): Likewise.
1190 (Symbol_table::define_as_constant): Likewise.
1191 (Symbol_table::do_define_as_constant): Likewise.
1192 * script.h (class Symbol_assignment): Add is_defsym parameter to
1193 constructor; change all callers.
1194 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1195 parameter. Change all callers. Add is_defsym_ field.
1196 (class Parser_closure): Add parsing_defsym parameter to
1197 constructor; change all callers. Add parsing_defsym accessor
1198 function. Add parsing_defsym_ field.
1200 2009-12-28 Ian Lance Taylor <iant@google.com>
1202 * gold.cc (queue_middle_tasks): Fix formatting.
1203 * object.cc (Relobj::is_section_name_included): Likewise.
1205 2009-12-23 Ian Lance Taylor <iant@google.com>
1207 * i386.cc (Target_i386::do_calls_non_split): Recognize
1208 -fsplit-stack prologue for a function with a static chain.
1209 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1210 -fsplit-stack prologue when using %r11.
1212 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1214 * options.cc (General_options::parse_version): Make -v continue and do
1215 the link like GNU ld does.
1217 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1219 * Makefile.am (CCFILES): Add timer.cc.
1220 (HFILES): Add timer.h.
1221 * configure.ac: Check for sysconf and times.
1222 * main.cc: include timer.h.
1223 (main): Use Timer instead of get_run_time.
1226 * workqueue.cc: include timer.h.
1227 (Workqueue::find_and_run_task):
1228 Report user, sys and wall time.
1229 * Makefile.in: Regenerate.
1230 * config.in: Regenerate.
1231 * configure: Regenerate.
1233 2009-12-16 Doug Kwan <dougkwan@google.com>
1235 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1237 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1238 relaxed input sections.
1239 * output.cc (Output_section::find_relaxed_input_section): Change
1240 return type to Output_relaxed_input_section pointer. Adjust code
1241 for new type of relaxed_input_section_map_.
1242 * output.h (Output_section::find_relaxed_input_section): Change
1243 return type to Output_relaxed_input_section pointer.
1244 (Output_section::Output_relaxed_input_section_by_input_section_map):
1246 (Output_section::relaxed_input_section_map_): Change type to
1247 Output_section::Output_relaxed_input_section_by_input_section_map.
1248 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1251 2009-12-15 Ian Lance Taylor <iant@google.com>
1253 * layout.cc (Layout::create_shstrtab): Only write out after input
1254 sections if we are compressing debug sections.
1256 2009-12-15 Ian Lance Taylor <iant@google.com>
1258 * archive.cc (Archive::add_symbols): Only look up a symbol without
1259 a version if there is, in fact, a version.
1261 2009-12-14 Ian Lance Taylor <iant@google.com>
1263 Revert -Wshadow changes, all changes from:
1264 2009-12-11 Doug Kwan <dougkwan@google.com>
1265 2009-12-11 Nick Clifton <nickc@redhat.com>
1266 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1268 2009-12-11 Doug Kwan <dougkwan@google.com>
1270 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1272 * attributes.cc (Object_attribute::size): Ditto.
1273 (Attributes_section_data::size): Ditto.
1274 (Attributes_section_data::Attributes_section_data): Ditto.
1275 (Output_attributes_section_data::do_write): Ditto.
1276 * attributes.h (Object_attribute::set_type): Ditto.
1277 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1279 2009-12-11 Nick Clifton <nickc@redhat.com>
1281 * archive.cc: Fix shadowed variable warnings.
1283 * compressed_output.cc: Likewise.
1284 * compressed_output.h: Likewise.
1285 * configure: Likewise.
1286 * dwarf_reader.cc: Likewise.
1287 * dynobj.cc: Likewise.
1288 * dynobj.h: Likewise.
1289 * ehframe.cc: Likewise.
1290 * ehframe.h: Likewise.
1291 * errors.cc: Likewise.
1292 * expression.cc: Likewise.
1293 * fileread.cc: Likewise.
1294 * fileread.h: Likewise.
1295 * freebsd.h: Likewise.
1296 * i386.cc: Likewise.
1298 * incremental.h: Likewise.
1299 * layout.cc: Likewise.
1300 * layout.h: Likewise.
1301 * mapfile.cc: Likewise.
1302 * merge.cc: Likewise.
1303 * merge.h: Likewise.
1304 * object.cc: Likewise.
1305 * object.h: Likewise.
1306 * options.h: Likewise.
1307 * output.cc: Likewise.
1308 * output.h: Likewise.
1309 * parameters.cc: Likewise.
1310 * plugin.cc: Likewise.
1311 * powerpc.cc: Likewise.
1312 * reduced_debug_output.cc: Likewise.
1313 * reduced_debug_output.h: Likewise.
1314 * reloc.cc: Likewise.
1315 * reloc.h: Likewise.
1316 * resolve.cc: Likewise.
1317 * script-sections.cc: Likewise.
1318 * script.cc: Likewise.
1319 * script.h: Likewise.
1320 * sparc.cc: Likewise.
1321 * symtab.cc: Likewise.
1322 * symtab.h: Likewise.
1323 * target-select.cc: Likewise.
1324 * target-select.h: Likewise.
1325 * token.h: Likewise.
1326 * workqueue.cc: Likewise.
1327 * workqueue.h: Likewise.
1328 * x86_64.cc: Likewise.
1330 2009-12-10 Doug Kwan <dougkwan@google.com>
1332 * arm.cc (attributes.h): New include.
1333 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1334 (Arm_relobj::~Arm_relobj): Delete object pointed by
1335 attributes_section_data_.
1336 (Arm_relobj::attributes_section_data): New method definition.
1337 (Arm_relobj::attributes_section_data_): New data member declaration.
1338 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1339 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1340 attributes_section_data_.
1341 (Arm_dynobj::attributes_section_data): New method definition.
1342 (Arm_dynobj::attributes_section_data_): New data member declaration.
1343 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1344 initialization value of may_use_blx_ to false.
1345 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1346 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1347 object attributes to compute results instead of hard-coding.
1348 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1349 Target_arm::get_secondary_compatible_arch,
1350 Target_arm::set_secondary_compatible_arch
1351 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1352 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1353 New method declarations.
1354 (Target_arm::get_aeabi_object_attribute): New method definition.
1355 (Target_arm::attributes_section_data_): New data member declaration.
1356 (read_arm_attributes_section): New template definition.
1357 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1358 (Arm_dynobj::do_read_symbols): Ditto.
1359 (Target_arm::do_finalize_sections): Merge attributes sections from
1360 input. Check for BLX use after attributes section merging.
1361 Fix __exidx_start and __exidx_end visibility. Create an
1362 .ARM.attributes section if necessary.
1363 (Target_arm::get_secondary_compatible_arch,
1364 Target_arm::set_secondary_compatible_arch,
1365 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1366 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1367 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1368 New method definitions.
1370 2009-12-09 Ian Lance Taylor <iant@google.com>
1372 * plugin.cc (Plugin::load): Don't cast from void* to a function
1375 2009-12-09 Ian Lance Taylor <iant@google.com>
1377 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1380 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1382 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1383 Replace two_file_shared_1.so with two_file_shared_2.so.
1384 * testsuite/Makefile.in: Regenerated.
1386 2009-12-08 Doug Kwan <dougkwan@google.com>
1388 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1389 (HFILES): Add attributes.h and int_encoding.h.
1390 * Makefile.in: Regenerate.
1391 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1392 function definitions to int_encoding.cc
1393 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1394 prototypes to int_encoding.h
1395 * reduced_debug_output.cc (int_encoding.h): New include.
1396 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1397 function definitions to int_encoding.cc
1398 (insert_into_vector, read_from_pointer): Move template definitions to
1400 * attributes.cc: New file.
1401 * attributes.h: New file.
1402 * int_encoding.cc: New file.
1403 * int_encoding.h: New file.
1405 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1408 * incremental-dump.cc (dump_incremental_inputs): New.
1409 (main): Use dump_incremental_inputs.
1411 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1414 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1415 checking elfcpp::STT_FUNC.
1416 (Target_i386::Relocate::relocate): Likewise.
1417 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1419 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1420 symbols from shared libraries into normal FUNC symbols.
1422 * symtab.h (Symbol): Add is_func and use it.
1424 2009-12-05 Doug Kwan <dougkwan@google.com>
1426 * arm.cc (Target_arm::arm_info): Initialize new fields
1427 attributes_section and attributes_vendor.
1428 * i386.cc (Target_i386::i386_info): Same.
1429 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1430 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1431 fields attributes_section and attributes_vendor.
1432 * sparc.cc (Target_sparc::sparc_info): Same.
1433 * target.h (Target::attributes_section, Target::attributes_vendor,
1434 Target::is_attributes_section, Target::attribute_arg_type,
1435 Target::attributes_order): New method definitions.
1436 (Target::Target_info::attributes_section,
1437 Target::Target_info::attributes_vendor): New fields.
1438 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1439 virtual method definitions.
1440 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1441 attributes_section and attributes_vendor.
1442 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1444 2009-12-05 Doug Kwan <dougkwan@google.com>
1446 * arm.cc: Update comments about interworking and stub generation.
1447 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1448 considered as non-PIC.
1449 (Arm_relocate_functions::base_abs): Fix formatting.
1450 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1451 of function to use GOT entry address instead of offset.
1452 (Target_arm::Scan::global): Issue an error if a symbol would need a
1453 PLT does not get one because it is untyped. Remove code to create
1454 dynamic symbols for relative branches.
1455 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1456 takes unsigned integer instead of boolean.
1458 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1460 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1461 (two_file_test_LDADD): Likewise.
1462 (common_test_1_LDADD): Likewise.
1463 (exception_test_LDADD) Likewise.
1464 (weak_test_LDADD): Likewise.
1465 (many_sections_test_LDADD): Likewise.
1466 (initpri1_LDADD): Likewise.
1467 (script_test_1_LDADD): Likewise.
1468 (script_test_2_LDADD): Likewise.
1469 (justsyms_LDADD): Likewise.
1470 (binary_test_LDADD): Likewise.
1471 (large_LDADD): Likewise.
1472 * testsuite/Makefile.in: Regenerated.
1474 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1476 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1477 (Symbol_table::override_with_special): Likewise.
1478 (Symbol_table::add_from_object): Likewise.
1480 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1482 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1483 Don't set the data_offset twice.
1485 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1487 * testsuite/Makefile.in: Regenerate.
1489 2009-12-03 Doug Kwan <dougkwan@google.com>
1491 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1492 (Target_arm::do_finalize_sections): Add parameter for symbol table
1493 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1494 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1495 parameter for symbol table pointer.
1496 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1497 an additional parameter for a pointer to symbol table.
1498 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1499 parameter for a symbol table pointer.
1500 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1501 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1503 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1504 parameter for a symbol table pointer.
1506 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1508 * incremental.cc (Incremental_inputs_header)
1509 (Incremental_inputs_header_write, Incremental_inputs_entry)
1510 (Incremental_inputs_entry_write): Move ...
1511 * incremental.h (Incremental_inputs_header)
1512 (Incremental_inputs_header_write, Incremental_inputs_entry)
1513 (Incremental_inputs_entry_write): here.
1515 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1517 * incremental.cc (make_sized_incremental_binary): Set the target.
1518 Error if it is incompatible.
1519 * output.h (Output_file): Add filename method.
1521 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1523 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1524 from the get_* methods.
1526 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1528 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1529 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1530 Write 0 for the data_offset of scripts.
1532 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1534 * testsuite/Makefile.am: Add the incremental_test.sh test.
1535 * testsuite/incremental_test.sh: New.
1536 * testsuite/incremental_test_1.c: New.
1537 * testsuite/incremental_test_2.c: New.
1539 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1541 * incremental-dump.cc (main): Fix typos.
1543 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1546 * incremental-dump.cc (main): Use llu to print 64 bit values.
1548 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1549 H.J. Lu <hongjiu.lu@intel.com>
1551 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1553 (incremental_dump_LDADD): Likewise.
1554 * Makefile.in: Regenerated.
1556 2009-11-25 Doug Kwan <dougkwan@google.com>
1560 2009-11-25 Doug Kwan <dougkwan@google.com>
1562 * arm.cc (Target_arm::Target_arm): Move method definition
1563 outside of class definition. Add code to handle
1564 --target1-rel, --target1-abs and --target2= options.
1565 (Target_arm::get_reloc_reloc_type): Change method to be
1566 non-static and const.
1567 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1568 New data member declaration.
1569 (Target_arm::Scan::local, Target_arm::Scan::global,
1570 Target_arm::Relocate::relocate,
1571 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1572 Adjust call to Target_arm::get_real_reloc_type.
1573 (Target_arm::get_real_reloc_type): Use command line options
1574 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1575 * options.h (--target1-rel, --target1-abs, --target2): New
1578 2009-11-25 Doug Kwan <dougkwan@google.com>
1580 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1581 class definition. Add code to handle --target1-rel, --target1-abs
1582 and --target2= options.
1583 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1585 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1587 (Target_arm::Scan::local, Target_arm::Scan::global,
1588 Target_arm::Relocate::relocate,
1589 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1590 call to Target_arm::get_real_reloc_type.
1591 (Target_arm::get_real_reloc_type): Use command line options to
1592 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1593 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1596 2009-11-25 Doug Kwan <dougkwan@google.com>
1598 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1599 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1600 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1602 (Arm_relocate_functions::thm_call): Replace body with a call to
1603 Arm_relocate_functions::thumb_branch_common.
1604 (Arm_relocate_functions::thm_jump24,
1605 Arm_relocate_functions::thm_xpc22): New method definitions.
1606 (Arm_relocate_functions::thumb_branch_common): New method definition.
1607 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1609 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1610 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1612 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1614 * Makefile.am: Build incremental-dump
1615 * Makefile.in: Regenerate.
1616 * incremental-dump.cc: New.
1617 * incremental.cc (Incremental_inputs_header_data,
1618 Incremental_inputs_entry_data): Move to incremental.h
1619 * incremental.h: (Incremental_inputs_header_data,
1620 Incremental_inputs_entry_data): Move from incremental.cc
1622 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1624 * incremental.cc (Incremental_inputs_header,
1625 Incremental_inputs_header_write, Incremental_inputs_entry,
1626 Incremental_inputs_entry_write): Add a typedef with the data type.
1628 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1630 * incremental.cc (Incremental_inputs_header,
1631 Incremental_inputs_header_write, Incremental_inputs_entry,
1632 Incremental_inputs_entry_write): Update comment about which
1633 type has the filed descriptions.
1635 2009-11-15 Doug Kwan <dougkwan@google.com>
1637 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1638 (Arm_relocate_functions::arm_branch_common): Change method defintion
1639 in class definition to a method declaration and update list of formal
1641 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1642 Arm_relocation_functions::jump24): Adjust call to
1643 Arm_relocate_functions::arm_branch_common. Update list of formal
1645 (Arm_relocate_functions::xpc25): New method definition.
1646 (Arm_relocate_functions::arm_branch_common): Move method defintion
1647 out from class definition. Use stubs for mode-switching and extending
1649 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1650 specially. Change code to enable use of stubs in ARM branches.
1652 2009-11-10 Doug Kwan <dougkwan@google.com>
1654 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1655 in method declaration.
1656 (Target_arm::relocate_stub): New method declaration.
1657 (Target_arm::default_target): Change to return a pointer instead of
1659 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1660 Target_arm::default_target.
1661 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1663 (Target_arm::relocate_section): Adjust view.
1664 (Target_arm::relocate_stub): New method definition.
1666 2009-11-10 Doug Kwan <dougkwan@google.com>
1668 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1670 * incremental.cc (open_incremental_binary): Initialized local
1671 variables to avoid warnings.
1672 * object.cc (make_elf_object): Ditto.
1673 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1676 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1679 * testsuite/plugin_test.c: Include "config.h".
1681 2009-11-09 Doug Kwan <dougkwan@google.com>
1683 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1684 (arm_symbol_value): Remove.
1685 (Arm_relocate_functions::arm_branch_common,
1686 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1687 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1688 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1689 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1690 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1691 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1692 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1693 Arm_relocate_functions::thm_mobw_abs_nc,
1694 Arm_relocate_functions::thm_mov_abs,
1695 Arm_relocate_functions::movw_prel_nc,
1696 Arm_relocate_functions::thm_movt_abs,
1697 Arm_relocate_functions::movt_prel,
1698 Arm_relocate_functions::thm_movw_prel_nc,
1699 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1700 (Target_arm::Relocate::relocate): Only decompose address into two
1701 parts if relocation type uses the thumb-bit and pass the actual
1702 bit instead of a flag indicating that the thumb-bit is used. Adjust
1703 calls to methods in Arm_relocate_functions for this change.
1705 2009-11-08 Ian Lance Taylor <iant@google.com>
1708 * reloc.cc: Instantiate
1709 Sized_relobj::initialize_input_to_output_maps and
1710 Sized_relobj:free_input_to_output_maps.
1712 2009-11-06 Ian Lance Taylor <iant@google.com>
1715 * defstd.cc (in_segment): Set only_if_ref true for "end".
1717 2009-11-06 Doug Kwan <dougkwan@google.com>
1719 * arm.cc (class Reloc_stub): Correct a comment.
1720 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1721 (Target_arm::scan_section_for_stubs): New method declaration.
1722 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1723 Change methods from private to protected.
1724 (Target_arm::do_may_relax): New method definition.
1725 (Target_arm::do_relax, Target_arm::group_sections,
1726 Target_arm::scan_reloc_for_stub,
1727 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1728 (Target_arm::arm_input_section_map_): New data member declaration.
1729 (Target_arm::scan_reloc_for_stub,
1730 Target_arm::scan_reloc_section_for_stubs,
1731 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1732 Target_arm::do_relax): New method definitions.
1734 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1736 * configure.ac: Check for (struct stat)::st_mtim
1737 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1738 * config.in: Regenerate.
1739 * configure: Regenerate.
1741 2009-11-05 Ian Lance Taylor <iant@google.com>
1744 * output.cc (Output_segment::add_output_section): Add missing
1747 2009-11-04 Ian Lance Taylor <iant@google.com>
1750 * object.h (class Object): Add is_needed and set_is_needed
1751 methods. Add is_needed_ field. Make bool fields into bitfields.
1752 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1753 defined in a dynamic object and referenced by a regular object,
1754 set is_needed for the dynamic object.
1755 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1756 if the file is marked with as_needed and it is not needed.
1758 2009-11-04 Ian Lance Taylor <iant@google.com>
1761 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1762 tags if data is discarded by linker script.
1763 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1764 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1765 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1766 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1768 2009-11-04 Ian Lance Taylor <iant@google.com>
1770 * layout.cc (Layout::get_output_section): Add is_interp and
1771 is_dynamic_linker_section parameters. Change all callers.
1772 (Layout::choose_output_section): Likewise.
1773 (Layout::make_output_section): Likewise.
1774 (Layout::add_output_section_data): Add is_dynamic_linker_section
1775 parameter. Change all callers.
1776 * layout.h (class Layout): Update declarations.
1777 * output.h (class Output_section): Add is_interp, set_is_interp,
1778 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1779 Add is_interp_, is_dynamic_linker_section_ fields. Change
1780 generate_code_fills_at_write_ to a bitfield.
1781 * output.cc (Output_section::Output_sections): Initialize new
1783 (Output_segment::add_output_section): Add do_sort parameter.
1786 2009-11-03 Ian Lance Taylor <iant@google.com>
1789 * options.h (class General_options): Add --warn-common.
1790 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1791 merging two common symbols.
1792 (Symbol_table::should_override): Handle --warn-common when merging
1793 a common symbol with a defined symbol. Use report_resolve_problem
1794 for multiple definitions.
1795 (Symbol_table::report_resolve_problem): New function.
1796 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1798 2009-11-03 Doug Kwan <dougkwan@google.com>
1800 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1802 (Target_arm::stub_factory): New method definition.
1803 (Target_arm::new_arm_input_section,
1804 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1805 Target_arm::reloc_uses_thumb_bit): New method declarations.
1806 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1807 New type definitions.
1808 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1809 member declarations.
1810 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1811 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1812 New method definitions.
1814 2009-11-03 Ian Lance Taylor <iant@google.com>
1816 * options.h (class General_options): Add --warn_constructors.
1818 2009-11-03 Ian Lance Taylor <iant@google.com>
1821 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1822 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1824 2009-11-03 Ian Lance Taylor <iant@google.com>
1827 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1828 --msgid-bugs-address.
1829 (install-pdf): New target.
1830 (install-data_yes): Look up one directory to find mkinstalldirs.
1832 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1834 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1837 2009-10-30 Doug Kwan <dougkwan@google.com>
1839 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1841 2009-10-30 Doug Kwan <dougkwan@google.com>
1843 * arm.cc (Stub_addend_reader): New struct template definition
1844 and partial specializations.
1845 (Stub_addend_reader::operator()): New method definition for a
1846 partially specialized template.
1848 2009-10-30 Doug Kwan <dougkwan@google.com>
1850 * arm.cc (Arm_relobj::processor_specific_flags): New method
1852 (Arm_relobj::do_read_symbols): New method declaration.
1853 (Arm_relobj::processor_specific_flags_): New data member declaration.
1854 (Arm_dynobj): New class definition.
1855 (Target_arm::do_finalize_sections): Add input_objects parameter.
1856 (Target_arm::do_adjust_elf_header): New method declaration.
1857 (Target_arm::are_eabi_versions_compatible,
1858 (Target_arm::merge_processor_specific_flags): New method declaration.
1859 (Target_arm::do_make_elf_object): New overloaded method definitions
1861 (Arm_relobj::do_read_symbols): New method definition.
1862 (Arm_dynobj::do_read_symbols): Ditto.
1863 (Target_arm::do_finalize_sections): Add input_objects parameters.
1864 Merge processor-specific flags from all input objects.
1865 (Target_arm::are_eabi_versions_compatible,
1866 Target_arm::merge_processor_specific_flags,
1867 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1868 New method definitions.
1869 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1870 Input_objects pointer type parameter.
1871 * layout.cc (Layout::finalize): Pass input objects to target's.
1872 finalize_sections function.
1873 * output.cc (Output_file_header::do_sized_write): Set ELF file
1874 header's processor-specific flags.
1875 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1876 Input_objects pointer type parameter.
1877 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1878 * target.h (Input_objects): New forward class declaration.
1879 (Target::processor_specific_flags,
1880 Target::are_processor_specific_flags_sect): New method definitions.
1881 (Target::finalize_sections): Add input_objects parameter.
1882 (Target::Target): Initialize processor_specific_flags_ and
1883 are_processor_specific_flags_set_.
1884 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1886 (Target::set_processor_specific_flags): New method definition.
1887 (Target::processor_specific_flags_,
1888 Target::are_processor_specific_flags_set_): New data member
1890 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1891 Input_objects pointer type parameter.
1893 2009-10-30 Doug Kwan <dougkwan@google.com>
1895 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1897 2009-10-28 Ian Lance Taylor <iant@google.com>
1899 * object.h (class Relobj): Drop options parameter from
1900 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1901 do_scan_relocs, do_relocate. Change all callers.
1902 (class Sized_relobj): Drop options parameters from
1903 do_gc_process_relocs, do_scan_relocs, do_relocate,
1904 do_relocate_sections, relocate_sections, emit_relocs_scan,
1905 emit_relocs_scan_reltype. Change all callers.
1906 (struct Relocate_info): Remove options field and all references to
1908 * reloc.h (class Read_relocs): Remove options constructor
1909 parameter and options_ field. Change all callers.
1910 (class Gc_process_relocs, class Scan_relocs): Likewise.
1911 (class Relocate_task): Likewise.
1912 * target-reloc.h (scan_relocs): Remove options parameter. Change
1914 (scan_relocatable_relocs): Likewise.
1915 * target.h (class Sized_target): Remove options parameter from
1916 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1918 * gc.h (gc_process_relocs): Remove options parameter. Change all
1920 * arm.cc: Update functions to remove options parameters.
1921 * i386.cc: Likewise.
1922 * powerpc.cc: Likewise.
1923 * sparc.cc: Likewise.
1924 * x86_64.cc: Likewise.
1925 * testsuite/testfile.cc: Likewise.
1927 2009-10-28 Doug Kwan <dougkwan@google.com>
1929 * arm.cc (Arm_relobj): New class definition.
1930 (Arm_relobj::scan_sections_for_stubs,
1931 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1932 New method definitions.
1934 2009-10-28 Cary Coutant <ccoutant@google.com>
1936 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1937 (Plugin::cleanup_done_): New member.
1938 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1939 (Plugin_manager::cleanup_done_): Remove.
1940 (Plugin_manager::add_input_file): Edit error message.
1941 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1942 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1944 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1946 * fileread.cc: (File_read::View::~View): Use the new
1947 data_ownership_ filed.
1948 (File_read::~File_read): Dispose the new whole_file_view_.
1949 (File_read::open): Mmap the whole file if needed.
1950 (File_read::open): Use whole_file_view_ instead of contents_.
1951 (File_read::find_view): Use whole_file_view_ if applicable.
1952 (File_read::do_read): Use whole_file_view_ instead of contents_.
1953 (File_read::make_view): Use whole_file_view_ instead of contents_,
1954 update File_read::View::View call.
1955 (File_read::find_or_make_view): Update File_read::View::View
1957 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1959 (File_read::View::Data_ownership): New enum.
1960 (File_read::View::View): Replace bool mapped_ with Data_ownership
1962 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1963 (File_read::View::data_ownership_): New field.
1964 (File_read::contents_): Remove (replaced by whole_file_view_).
1965 (File_read::whole_file_view_): New field.
1966 * options.h (class General_options): Add --keep-files-mapped.
1968 2009-10-27 Cary Coutant <ccoutant@google.com>
1970 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1971 * testsuite/Makefile.am (plugin_test_5): New test case.
1972 * testsuite/Makefile.in: Regenerate.
1974 2009-10-25 Doug Kwan <dougkwan@google.com>
1976 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1977 from private to protected to allow access by child class.
1978 (Sized_relobj::do_relocate_sections): New method declaration.
1979 (Sized_relobj::relocate_sections): Virtualize.
1980 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1981 Sized_relobj::relocate_sections. Instantiate template explicitly
1982 for different target sizes and endianity.
1984 2009-10-24 Doug Kwan <dougkwan@google.com>
1986 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1987 (Arm_input_section::as_arm_input_section): New method.
1988 (Arm_output_section): New class definition.
1989 (Arm_output_section::create_stub_group,
1990 Arm_output_section::group_sections): New method definitions.
1992 2009-10-22 Doug Kwan <dougkwan@google.com>
1994 * arm.cc (Arm_input_section): New class definition.
1995 (Arm_input_section::init, Arm_input_section:do_write,
1996 Arm_input_section::set_final_data_size,
1997 Arm_input_section::do_reset_address_and_file_offset): New method
2000 2009-10-21 Doug Kwan <dougkwan@google.com>
2002 * arm.cc (Stub_table, Arm_input_section): New forward class
2004 (Stub_table): New class defintion.
2005 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2006 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2007 New method definition.
2009 2009-10-21 Doug Kwan <dougkwan@google.com>
2011 * arm.cc: Update copyright comments.
2012 (Target_arm): New forward class template declaration.
2013 (Arm_address): New type.
2014 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2015 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2016 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2018 (Insn_template): Same.
2019 (DEF_STUBS): New macro.
2020 (Stub_type): New enum type.
2021 (Stub_template): New class definition.
2024 (Stub_factory): Same.
2025 (Target_arm::Target_arm): Initialize may_use_blx_ and
2026 should_force_pic_veneer_.
2027 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2028 Target_arm::should_force_pic_veneer,
2029 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2030 Target_arm::using_thumb_only, Target_arm:;default_target): New
2032 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2033 New data member declarations.
2034 (Insn_template::size, Insn_template::alignment): New method defintions.
2035 (Stub_template::Stub_template): New method definition.
2036 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2037 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2038 (Stub_factory::Stub_factory): New method definition.
2039 * gold.h (string_hash): New template.
2040 * output.h (Input_section_specifier::hash_value): Use
2042 (Input_section_specifier::string_hash): Remove.
2043 * stringpool.cc (Stringpool_template::string_hash): Use
2046 2009-10-20 Doug Kwan <dougkwan@google.com>
2048 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2049 symbols of relaxed input sections.
2050 * output.h (Output_section::find_relaxed_input_section): Make
2053 2009-10-16 Doug Kwan <dougkwan@google.com>
2055 * dynobj.cc (Versions::Versions): Initialize version_script_.
2056 Only insert base version symbol definition for a shared object
2057 if version script defines any version versions.
2058 (Versions::define_base_version): New method definition.
2059 (Versions::add_def): Check that base version is not needed.
2060 (Versions::add_need): Define base version lazily.
2061 * dynobj.h (Versions::define_base_version): New method declaration.
2062 (Versions::needs_base_version_): New data member declaration.
2063 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2064 (check_DATA): Add no_version_test.stdout.
2065 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2067 * testsuite/Makefile.in: Regenerate.
2068 * testsuite/no_version_test.c: New file.
2069 * testsuite/no_version_test.sh: Ditto.
2071 2009-10-16 Doug Kwan <dougkwan@google.com>
2073 * expression.cc (class Segment_start_expression): New class definition.
2074 (Segment_start_expression::value): New method definition.
2075 (script_exp_function_segment_start): Return a new
2076 Segment_start_expression.
2077 * gold/script-c.h (script_saw_segment_start_expression): New function
2079 * script-sections.cc (Script_sections::Script_sections): Initialize
2080 SAW_SEGMENT_START_EXPRESSION_ to false.
2081 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2082 and -Tbbs options to specify section addresses if given in
2083 command line and no SEGMENT_START expression is seen in a script.
2084 * script-sections.h (Script_sections::saw_segment_start_expression,
2085 Script_sections::set_saw_segment_start_expression): New method
2087 (Script_sections::saw_segment_start_expression_): New data member
2089 * script.cc (script_saw_segment_start_expression): New function.
2090 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2091 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2092 script_test_7.sh and script_test_8.sh.
2093 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2094 script_test_8.stdout.
2095 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2096 (script_test_6, script_test_6.stdout, script_test_7,
2097 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2098 * Makefile.in: Regenerate.
2099 * testsuite/script_test_6.sh: New file.
2100 * testsuite/script_test_6.t: Same.
2101 * testsuite/script_test_7.sh: Same.
2102 * testsuite/script_test_7.t: Same.
2103 * testsuite/script_test_8.sh: Same.
2105 2009-10-16 Doug Kwan <dougkwan@google.com>
2107 * output.cc (Output_segment::set_section_list_address): Cast
2108 expressions to unsigned long long type to avoid format warnings.
2110 2009-10-15 Ian Lance Taylor <iant@google.com>
2112 * script.cc (Script_options::add_symbol_assignment): Always add a
2113 dot assignment to script_sections_.
2114 * script-sections.cc (Script_sections::add_dot_assignment):
2115 Initialize if necessary.
2117 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2118 program headers with no load segment if there is a linker script.
2120 * layout.cc (Layout::set_segment_offsets): Align the file offset
2121 to the segment aligment for -N or -n with no load segment.
2122 * output.cc (Output_segment::add_output_section): Don't crash if
2123 the first section is a TLS section.
2124 (Output_segment::set_section_list_addresses): Print an error
2125 message if the address moves backward in a linker script.
2126 * script-sections.cc
2127 (Output_section_element_input::set_section_addresses): Don't
2128 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2129 (Orphan_output_section::set_section_addresses): Likewise.
2131 2009-10-15 Doug Kwan <dougkwan@google.com>
2133 * layout.cc (Layout::finish_dynamic_section): Generate tags
2134 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2135 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2136 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2138 2009-10-14 Ian Lance Taylor <iant@google.com>
2140 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2142 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2143 data_shdr fields of relinfo.
2144 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2145 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2146 R_386_TLS_LDO_32, adjust based on section flags.
2147 (Target_i386::Relocate::fix_up_ldo): Remove.
2149 2009-10-13 Ian Lance Taylor <iant@google.com>
2151 Add support for -pie.
2152 * options.h (class General_options): Add -pie and
2154 (General_options::output_is_position_independent): Test -pie.
2155 (General_options::output_is_executable): Return true if not shared
2156 and not relocatable.
2157 (General_options::output_is_pie): Remove.
2158 * options.cc (General_options::finalize): Reject incompatible uses
2160 * gold.cc (queue_middle_tasks): A -pie link is not static.
2161 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2162 * symtab.cc (Symbol::final_value_is_known): Return false if
2163 output_is_position_independent.
2164 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2165 output_is_position_independent.
2166 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2167 output_is_position_independent.
2168 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2169 output_is_position_independent.
2170 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2172 (basic_pie_test.o, basic_pie_test): New targets.
2173 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2174 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2175 (two_file_pie_test): New target.
2176 * testsuite/Makefile.in: Rebuild.
2177 * README: Remove note saying that -pie is not supported.
2179 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2181 * options.h (class General_options): Add -init and -fini.
2182 * layout.cc (Layout::finish_dynamic_section): Emit
2183 given init and fini functions.
2185 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2187 * gc.h (gc_process_relocs): Check if icf is enabled using new
2189 * gold.cc (queue_initial_tasks): Likewise.
2190 (queue_middle_tasks): Likewise.
2191 * object.cc (do_layout): Likewise.
2192 * symtab.cc (is_section_folded): Likewise.
2193 * main.cc (main): Likewise.
2194 * reloc.cc (Read_relocs::run): Likewise.
2195 (Sized_relobj::do_scan_relocs): Likewise.
2196 * icf.cc (is_function_ctor_or_dtor): New function.
2197 (Icf::find_identical_sections): Check if function is ctor or dtor when
2199 * options.h (General_options::icf): Change option to be an enum.
2200 (Icf_status): New enum.
2201 (icf_enabled): New method.
2202 (icf_safe_folding): New method.
2203 (set_icf_status): New method.
2204 (icf_status_): New variable.
2205 * (options.cc) (General_options::finalize): Set icf_status_.
2206 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2207 icf_test and icf_keep_unique_test to use the --icf enum flag.
2208 * testsuite/icf_safe_test.sh: New file.
2209 * testsuite/icf_safe_test.cc: New file.
2211 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2213 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2214 includes to gc.h and icf.h.
2215 * arm.cc: Include gc.h.
2216 * gold.cc: Likewise.
2217 * i386.cc: Likewise.
2218 * powerpc.cc: Likewise.
2219 * sparc.cc: Likewise.
2220 * x86_64.cc: Likewise.
2221 * gc.h: Include icf.h.
2223 2009-10-11 Ian Lance Taylor <iant@google.com>
2225 * plugin.cc: Include "gold.h" before other header files.
2227 2009-10-10 Chris Demetriou <cgd@google.com>
2229 * options.h (Input_file_argument::Input_file_type): New enum.
2230 (Input_file_argument::is_lib_): Replace with...
2231 (Input_file_argument::type_): New member.
2232 (Input_file_argument::Input_file_argument): Take Input_file_type
2233 'type' rather than boolean 'is_lib' as second argument.
2234 (Input_file_argument::is_lib): Use type_.
2235 (Input_file_argument::is_searched_file): New function.
2236 (Input_file_argument::may_need_search): Handle is_searched_file.
2237 * options.cc (General_options::parse_library): Support -l:filename.
2238 (General_options::parse_just_symbols): Update for Input_file_argument
2240 (Command_line::process): Likewise.
2241 * archive.cc (Archive::get_file_and_offset): Likewise.
2242 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2243 * script.cc (read_script_file, script_add_file): Likewise.
2244 * fileread.cc (Input_file::Input_file): Likewise.
2245 (Input_file::will_search_for): Handle is_searched_file.
2246 (Input_file::open): Likewise.
2247 * readsyms.cc (Read_symbols::get_name): Likewise.
2248 * testsuite/Makefile.am (searched_file_test): New test.
2249 * testsuite/Makefile.in: Regenerate.
2250 * testsuite/searched_file_test.cc: New file.
2251 * testsuite/searched_file_test_lib.cc: New file.
2253 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2254 Ian Lance Taylor <iant@google.com>
2256 * descriptor.cc: Include <cstdio> and "binary-io.h".
2257 (Descriptors::open): Open the files in binary mode always.
2258 * script.cc (Lex::get_token): Treat \r as whitespace.
2260 2009-10-09 Ian Lance Taylor <iant@google.com>
2262 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2264 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2265 Ian Lance Taylor <iant@google.com>
2267 * configure.ac: Check for readv function also.
2268 * fileread.cc (readv): Define if not HAVE_READV.
2269 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2271 * config.in: Regenerate.
2272 * configure: Regenerate.
2274 2009-10-09 Doug Kwan <dougkwan@google.com>
2276 * layout.cc (Layout::make_output_section): Call target hook to make
2277 ordinary output section.
2278 (Layout::finalize): Adjust parameter list of call the
2279 Target::may_relax().
2280 * layout.h (class Layout::section_list): New method.
2281 * merge.h (Output_merge_base::entsize): Change visibility to public.
2282 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2284 (Output_merge_string::do_is_string): New method.
2285 * object.cc (Sized_relobj::do_setup): renamed from
2286 Sized_relobj::set_up.
2287 * object.h (Sized_relobj::adjust_shndx,
2288 Sized_relobj::initializ_input_to_output_maps,
2289 Sized_relobj::free_input_to_output_maps): Change visibilities to
2291 (Sized_relobj::setup): Virtualize.
2292 (Sized_relobj::do_setup): New method declaration.
2293 (Sized_relobj::invalidate_section_offset,
2294 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2295 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2296 * options.cc (parse_int): New function.
2297 * options.h (parse_int): New declaration.
2298 (DEFINE_int): New macro.
2299 (stub_group_size): New option.
2300 * output.cc (Output_section::Output_section): Initialize memebers
2301 merge_section_map_, merge_section_by_properties_map_,
2302 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2303 (Output_section::add_input_section): Handled deferred code-fill
2304 generation and remove an old comment.
2305 (Output_section::add_relaxed_input_section): New method definition.
2306 (Output_section::add_merge_input_section): Use merge section by
2307 properties map to speed to search. Update merge section maps
2309 (Output_section::build_relaxation_map): New method definition.
2310 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2312 (Output_section::relax_input_section): Renamed to
2313 Output_section::convert_input_sections_to_relaxed_sections and change
2314 interface to take a vector of pointers to relaxed sections.
2315 (Output_section::find_merge_section,
2316 Output_section::find_relaxed_input_section): New method definitions.
2317 (Output_section::is_input_address_mapped,
2318 Output_section::output_offset, Output_section::output_address):
2319 Use output section data maps to speed up searching.
2320 (Output_section::find_starting_output_address): Add comments.
2321 (Output_section::do_write,
2322 Output_section::write_to_postprocessing_buffer): Do code-fill
2323 generation as appropriate.
2324 (Output_section::get_input_sections): Invalidate relaxed input section
2326 (Output_section::restore_states): Adjust type of checkpoint .
2327 Invalidate relaxed input section map.
2328 * output.h (Output_merge_base): New class declaration.
2329 (Input_section_specifier): New class defintion.
2330 (class Output_relaxed_input_section) Change base class to
2331 Output_section_data_build.
2332 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2333 base class initializer.
2334 (Output_section::add_relaxed_input_section): New method declaration.
2335 (Output_section::Input_section): Change visibility to protected.
2336 (Output_section::Input_section::relobj,
2337 Output_section::Input_section::shndx): Handle relaxed input sections.
2338 Output_section::input_sections) Change visibility to protected. Also
2339 define overload to return a non-const pointer.
2340 (Output_section::Merge_section_properties): New class defintion.
2341 (Output_section::Merge_section_by_properties_map,
2342 Output_section::Output_section_data_by_input_section_map,
2343 Output_section::Relaxation_map): New types.
2344 (Output_section::relax_input_section): Rename method to
2345 Output_section::convert_input_sections_to_relaxed_sections and change
2346 interface to take a vector of relaxed section pointers.
2347 (Output_section::find_merge_section,
2348 Output_section::find_relaxed_input_section,
2349 Output_section::build_relaxation_map,
2350 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2351 New method declarations.
2352 (Output_section::merge_section_map_
2353 Output_section::merge_section_by_properties_map_,
2354 Output_section::relaxed_input_section_map_,
2355 Output_section::is_relaxed_input_section_map_valid_,
2356 Output_section::generate_code_fills_at_write_): New data members.
2357 * script-sections.cc
2358 (Output_section_element_input::set_section_addresses): Call
2359 current_data_size and addralign methods of relaxed input sections.
2360 (Orphan_output_section::set_section_addresses): Call current_data_size
2361 and addralign methods of relaxed input sections.
2362 * symtab.cc (Symbol_table::compute_final_value): Extract template
2363 from the body of Symbol_table::sized_finalize_symbol.
2364 (Symbol_table::sized_finalized_symbol): Call
2365 Symbol_table::compute_final_value.
2366 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2367 (Symbol_table::compute_final_value): New templated method declaration.
2368 * target.cc (Target::do_make_output_section): New method defintion.
2369 * target.h (Target::make_output_section): New method declaration.
2370 (Target::relax): Add more parameters for input objects, symbol table
2371 and layout. Adjust call to do_relax.
2372 (Target::do_make_output_section): New method declaration.
2373 (Target::do_relax): Add parameters for input objects, symbol table
2376 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2378 * pread.c: Include stdio.h.
2380 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2382 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2385 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2387 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2388 Change read_shndx type to unsigned int.
2389 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2391 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2392 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2393 Change read_shndx type to unsigned int.
2394 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2396 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2397 * layout.cc (Layout::create_symtab_sections): Cast the result of
2398 local_symcount * symsize to off_t in the gold_assert.
2400 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2402 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2403 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2405 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2406 (Arm_relocate_functions::thm_abs5): New function.
2407 (Arm_relocate_functions::abs12): New function.
2408 (Arm_relocate_functions::abs16): New function.
2409 (Arm_relocate_functions::base_abs): New function.
2410 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2411 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2412 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2414 (Scan::global): Likewise.
2415 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2416 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2417 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2418 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2421 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2423 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2424 (Arm_relocate_functions::movt_prel): New function.
2425 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2426 (Arm_relocate_functions::thm_movt_prel): New function.
2427 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2428 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2429 (Scan::global, Relocate::relocate): Likewise.
2430 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2432 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2434 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2435 Incremental_checker.
2436 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2438 (class Incremental_inputs_header): New class.
2439 (Incremental_inputs_header_writer): Edit comment.
2440 (Incremental_inputs_entry): New class.
2441 (Incremental_inputs_entry_writer): Edit comment.
2442 (Sized_incremental_binary::do_find_incremental_inputs_section):
2443 Add *strtab_shndx parameter, fill it.
2444 (Sized_incremental_binary::do_check_inputs): New method.
2445 (Incremental_checker::can_incrementally_link_output_file): Use
2446 Sized_incremental_binary::check_inputs.
2447 (Incremental_inputs::report_command_line): Save command line in
2450 (Incremental_binary::find_incremental_inputs_section): New
2452 (Incremental_binary::do_find_incremental_inputs_section): Add
2453 strtab_shndx parameter.
2454 (Incremental_binary::do_check_inputs): New pure virtual method.
2455 (Sized_incremental_binary::do_check_inputs): Declare.
2456 (Incremental_checker::Incremental_checker): Add incremental_inputs
2457 parameter, use it to initialize incremental_inputs_.
2458 (Incremental_checker::incremental_inputs_): New field.
2459 (Incremental_checker::command_line): New method.
2460 (Incremental_checker::inputs): New method.
2461 (Incremental_checker::command_line_): New field.
2463 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2465 * incremental.cc: Include <cstdarg> and "target-select.h".
2466 (vexplain_no_incremental): New function.
2467 (explain_no_incremental): New function.
2468 (Incremental_binary::error): New method.
2469 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2471 (make_sized_incremental_binary): New function.
2472 (open_incremental_binary): New function.
2473 (can_incrementally_link_file): Add checks if output is ELF and has
2475 * incremental.h: Include "elfcpp_file.h" and "output.h".
2476 (Incremental_binary): New class.
2477 (Sized_incremental_binary): New class.
2478 (open_incremental_binary): Declare.
2479 * object.cc (is_elf_object): Use
2480 elfcpp::Elf_recognizer::is_elf_file.
2481 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2482 * output.h (Output_file::filesize): New method.
2484 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2486 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2488 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2489 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2491 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2493 (Arm_relocate_functions::movw_abs_nc): New function.
2494 (Arm_relocate_functions::movt_abs): New function.
2495 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2496 (Arm_relocate_functions::thm_movt_abs): New function.
2497 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2498 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2499 (Scan::global): Likewise.
2500 (Relocate::relocate): Likewise.
2501 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2503 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2505 * arm.cc (Arm_relocate_functions::got_prel) New function.
2506 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2507 (Relocate::relocate): Likewise.
2508 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2510 2009-10-06 Ian Lance Taylor <iant@google.com>
2512 * options.h (class General_options): Define
2513 split_stack_adjust_size parameter.
2514 * object.h (class Object): Add uses_split_stack_ and
2515 has_no_split_stack_ fields. Add uses_split_stack and
2516 has_no_split_stack accessor functions. Declare
2517 handle_split_stack_section.
2518 (class Reloc_symbol_changes): Define.
2519 (class Sized_relobj): Define Function_offsets. Declare
2520 split_stack_adjust, split_stack_adjust_reltype, and
2522 * object.cc (Object::handle_split_stack_section): New function.
2523 (Sized_relobj::do_layout): Call handle_split_stack_section.
2524 * dynobj.cc (Sized_dynobj::do_layout): Call
2525 handle_split_stack_section.
2526 * reloc.cc (Sized_relobj::relocate_sections): Call
2527 split_stack_adjust for executable sections in split_stack
2528 objects. Pass reloc_map to relocate_section.
2529 (Sized_relobj::split_stack_adjust): New function.
2530 (Sized_relobj::split_stack_adjust_reltype): New function.
2531 (Sized_relobj::find_functions): New function.
2532 * target-reloc.h: Include "object.h".
2533 (relocate_section): Add reloc_symbol_changes parameter. Change
2535 * target.h (class Target): Add calls_non_split method. Declare
2536 do_calls_non_split virtual method. Declare match_view and
2538 * target.cc: Include "elfcpp.h".
2539 (Target::do_calls_non_split): New function.
2540 (Target::match_view): New function.
2541 (Target::set_view_to_nop): New function.
2542 * gold.cc (queue_middle_tasks): Give an error if mixing
2543 split-stack and non-split-stack objects with -r.
2544 * i386.cc (Target_i386::relocate_section): Add
2545 reloc_symbol_changes parameter.
2546 (Target_i386::do_calls_non_split): New function.
2547 * x86_64.cc (Target_x86_64::relocate_section): Add
2548 reloc_symbol_changes parameter.
2549 (Target_x86_64::do_calls_non_split): New function.
2550 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2552 * powerpc.cc (Target_powerpc::relocate_section): Add
2553 reloc_symbol_changes parameter.
2554 * sparc.cc (Target_sparc::relocate_section): Add
2555 reloc_symbol_changes parameter.
2556 * configure.ac: Call AM_CONDITIONAL for the default target.
2557 * configure: Rebuild.
2558 * testsuite/Makefile.am (TEST_AS): New variable.
2559 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2560 (check_DATA): Add split_i386 and split_x86_64 files.
2561 (SPLIT_DEFSYMS): Define.
2562 (split_i386_[1234n].o): New targets.
2563 (split_i386_[124]): New targets.
2564 (split_i386_[1234r].stdout): New targets.
2565 (split_x86_64_[1234n].o): New targets.
2566 (split_x86_64_[124]): New targets.
2567 (split_x86_64_[1234r].stdout): New targets.
2568 (MOSTLYCLEANFILES): Add new executables.
2569 * testsuite/split_i386.sh: New file.
2570 * testsuite/split_x86_64.sh: New file.
2571 * testsuite/split_i386_1.s: New file.
2572 * testsuite/split_i386_2.s: New file.
2573 * testsuite/split_i386_3.s: New file.
2574 * testsuite/split_i386_4.s: New file.
2575 * testsuite/split_i386_n.s: New file.
2576 * testsuite/split_x86_64_1.s: New file.
2577 * testsuite/split_x86_64_2.s: New file.
2578 * testsuite/split_x86_64_3.s: New file.
2579 * testsuite/split_x86_64_4.s: New file.
2580 * testsuite/split_x86_64_n.s: New file.
2581 * testsuite/testfile.cc (Target_test): Update relocation_section
2583 * testsuite/Makefile.in: Rebuild.
2585 2009-10-06 Ian Lance Taylor <iant@google.com>
2587 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2588 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2589 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2590 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2591 the address on ldo_addrs_.
2592 (Target_i386::Relocate::fix_up_ldo): New function.
2594 2009-10-06 Rafael Espindola <espindola@google.com>
2596 * plugin.cc (add_input_library): New.
2597 (Plugin::load): Add add_input_library to tv.
2598 (Plugin_manager::add_input_file): Add the is_lib argument.
2599 (add_input_file): Update call to Plugin_manager::add_input_file.
2600 (add_input_library): New.
2601 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2603 2009-09-30 Doug Kwan <dougkwan@google.com>
2605 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2606 symbol and call Symbol::may_need_copy_reloc to determine if
2607 a copy reloc is needed.
2608 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2609 nocopyreloc is given in command line.
2610 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2611 given in command line.
2612 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2613 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2614 of the removed Target_i386::may_need_copy_reloc.
2615 * options.h (copyreloc): New option with default value false.
2616 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2617 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2618 instead of the removed Target_powerpc::may_need_copy_reloc.
2619 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2620 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2621 instead of the removed Target_sparc::may_need_copy_reloc.
2622 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2623 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2624 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2625 instead of the removed Target_x86_64::may_need_copy_reloc.
2627 2009-09-30 Ian Lance Taylor <iant@google.com>
2629 * object.h (class Object): Remove target_ field, and target,
2630 sized_target, and set_target methods.
2631 (Object::sized_target): Remove.
2632 (class Sized_relobj): Update declarations. Remove sized_target.
2633 * object.cc (Sized_relobj::setup): Remove target parameter.
2635 (Input_objects::add_object): Don't do anything with the target.
2636 (make_elf_sized_object): Add punconfigured parameter. Change all
2637 callers. Set or test parameter target.
2638 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2640 * parameters.cc (Parameters::set_target): Change parameter type to
2642 (Parameters::default_target): Remove.
2643 (set_parameters_target): Change parameter type to be non-const.
2644 (parameters_force_valid_target): New function.
2645 (parameters_clear_target): New function.
2646 * parameters.h (class Parameters): Update declarations. Remove
2647 default_target method. Add sized_target and clear_target
2648 methods. Change target_ to be non-const.
2649 (set_parameters_target): Update declaration.
2650 (parameters_force_valid_target): Declare.
2651 (parameters_clear_target): Declare.
2652 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2653 as NULL if we aren't searching.
2654 (Add_symbols::run): Don't check for compatible target.
2655 * fileread.cc (Input_file::open_binary): Call
2656 parameters_force_valid_target.
2657 * gold.cc (queue_middle_tasks): Likewise.
2658 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2659 set_target on object.
2660 * dynobj.h (class Sized_dynobj): Update declarations.
2661 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2662 make_elf_object returns NULL.
2663 (Archive::include_member): Don't check whether object target is
2665 * output.cc (Output_section::add_input_section): Get target from
2667 (Output_section::relax_input_section): Likewise.
2668 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2670 (Sized_relobj::do_scan_relocs): Likewise.
2671 (Sized_relobj::relocate_sections): Likewise.
2672 * resolve.cc (Symbol_table::resolve): Likewise.
2673 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2674 parameter. Change all callers.
2675 (Symbol_table::add_from_object): Get target from parameters.
2676 (Symbol_table::add_from_relobj): Don't check object target.
2677 (Symbol_table::add_from_dynobj): Likewise.
2678 (Symbol_table::define_special_symbol): Get target from
2680 * symtab.h (class Symbol_table): Update declaration.
2681 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2682 parameter. Change all callers. Clear parameter target.
2683 (Binary_test): Test target here.
2684 * testsuite/object_unittest.cc (gold_testsuite): Remove
2685 target_test_pointer parameter. Change all callers.
2686 (Object_test): Test target here.
2688 2009-09-26 Ian Lance Taylor <iant@google.com>
2690 * testsuite/initpri1.c: Don't try to use constructor priorities if
2691 compiling with gcc before 4.3.
2693 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2695 * testsuite/retain_symbols_file_test.sh (check_present): Change
2696 output file name to retain_symbols_file_test.stdout.
2697 (check_absent): Likewise.
2699 2009-09-18 Craig Silverstein <csilvers@google.com>
2701 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2702 * options.cc: Include <cerrno> and <fstream>.
2703 (General_options::finalize): Parse -retain-symbols-file tag.
2704 * options.h: New flag.
2705 (General_options): New method should_retain_symbol, new
2706 variable symbols_to_retain.
2707 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2708 should_retain_symbol map.
2709 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2710 * testsuite/Makefile.in: Regenerate.
2711 * testsuite/retain_symbols_file_test.sh: New file.
2713 2009-09-18 Nick Clifton <nickc@redhat.com>
2715 * po/es.po: Updated Spanish translation.
2717 2009-09-17 Doug Kwan <dougkwan@google.com>
2719 * debug.h (DEBUG_RELAXATION): New constant.
2720 (DEBUG_ALL): Add DEBUG_RELAXATION.
2721 (debug_string_to_enum): Add relaxation debug option.
2723 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2724 Layout::Relaxation_debug_check::read_sections,
2725 Layout::Relaxation_debug_check::read_sections): New method definitions.
2726 (Layout::Layout): Initialize data members
2727 record_output_section_data_from_scrips_,
2728 script_output_section_data_list_ and relaxation_debug_check_.
2729 (Layout::save_segments, Layout::restore_segments,
2730 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2731 Layout::relaxation_loop_body): New method definitions.
2732 (Layout::finalize): Support relaxation. Move section layout code to
2733 Layout::relaxation_loop_body.
2734 (Layout::set_asection_address_from_script): Move code for orphan
2735 section placement out.
2736 (Layout::place_orphan_sections_in_script): New method definition.
2737 * layout.h (Output_segment_headers, Output_file_header):
2738 New forward class declarations.
2739 (Layout::~Layout): Define.
2740 (Layout::new_output_section_data_from_script): New method definition.
2741 (Layout::place_orphan_sections_in_script): New method declaration.
2742 (Layout::Segment_states): New type declaration.
2743 (Layout::save_segments, Layout::restore_segments,
2744 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2745 Layout::relaxation_loop_body): New method declarations.
2746 (Layout::Output_section_data_list): New type declaration.
2747 (Layout::Relaxation_debug_check): New class definition.
2748 (Layout::record_output_section_data_from_script_,
2749 Layout::script_output_section_data_list_, Layout::segment_states_,
2750 Layout::relaxation_debug_check_): New data members.
2751 * output.cc: (Output_section_headers::do_size): New method definition.
2752 (Output_section_headers::Output_section_headers): Move size
2753 computation to Output_section_headers::do_size.
2754 (Output_segment_headers::do_size): New method definition.
2755 (Output_file_header::Output_file_header): Move size computation to
2756 Output_file_header::do_size and call it.
2757 (Output_file_header::do_size): New method definition.
2758 (Output_data_group::Output_data_group): Adjust call to
2759 Output_section_data.
2760 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2761 (Output_symtab_xindex::do_write): Add array bound check.
2762 (Output_section::Input_section::print_to_mapfile): Handle
2763 RELAXED_INPUT_SECTION_CODE.
2764 (Output_section::Output_section): Initialize data member checkpoint_.
2765 (Output_section::~Output_section): Delete checkpoint object pointed
2767 (Output_section::add_input_section): Always add an Input_section if
2769 (Output_section::add_merge_input_section): Add assert.
2770 (Output_section::relax_input_section): New method definition.
2771 (Output_section::set_final_data_size): Set load address to zero for
2772 an unallocated section.
2773 (Output_section::do_address_and_file_offset_have_reset_values):
2774 New method definition.
2775 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2776 Handle relaxed input section.
2777 (Output_section::sort_attached_input_sections): Checkpoint input
2778 section list lazily.
2779 (Output_section::get_input_sections): Change type of input_sections to
2780 list of Simple_input_section pointers. Checkpoint input section list
2781 lazily. Also handle relaxed input sections.
2782 (Output_section::add_input_section_for_script): Take a reference to
2783 a Simple_input_section object instead of Relobj pointer and section
2784 index as parameter. Handle relaxed input sections.
2785 (Output_section::save_states, Output_section::restore_states): New
2787 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2788 (Output_data::is_data_size_fixed): New method definition.
2789 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2791 (Output_data::address_and_file_offset_have_reset_values): New method
2793 (Output_data::do_address_and_file_offset_have_reset_values): New method
2795 (Output_data::set_data_size): Check that data size is not fixed.
2796 (Output_data::fix_data_size): New method definition.
2797 (Output_data::is_data_size_fixed_): New data member.
2798 (Output_section_headers::set_final_data_size): New method definition.
2799 (Output_section_headers::do_size): New method declaration.
2800 (Output_segment_headers::set_final_data_size): New method definition.
2801 (Output_segment_headers::do_size): New method declaration.
2802 (Output_file_header::set_final_data_size)::New method definition.
2803 (Output_file_header::do_size)::New method declaration.
2804 (Output_section_data::Output_section_data): Add new parameter
2805 is_data_size_fixed and use it to fix data size.
2806 (Output_data_const::Output_data_const): Adjust call to base class
2807 constructor and fix data size.
2808 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2809 base class constructor and fix data size.
2810 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2811 base class constructor and fix data size.
2812 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2813 class constructor and fix data size.
2814 (Output_data_group::set_final_data_size): New method definition.
2815 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2816 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2817 class constructor and fix data size.
2818 (Output_relaxed_input_section): New class definition.
2819 (Output_section::Simple_input_section): New class definition.
2820 (Output_section::get_input_sections): Adjust parameter list.
2821 (Output_section::add_input_section_for_script): Same.
2822 (Output_section::save_states, Output_section::restore_states,
2823 Output_section::do_address_and_file_offset_have_reset_values,
2824 (Output_section::Input_section::Input_section): Handle
2825 RELAXED_INPUT_SECTION_CODE. Add new overload for
2826 Output_relaxed_input_section.
2827 (Output_section::Input_section::is_input_section,
2828 Output_section::Input_section::set_output_section): Handle relaxed
2830 (Output_section::Input_section::is_relaxed_input_section,
2831 Output_section::Input_section::output_section_data,
2832 Output_section::Input_section::relaxed_input_section): New method
2834 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2836 (Output_section::Input_section::u1_): Update comments.
2837 (Output_section::Input_section::u2_): Add new union member poris.
2838 (Output_section::Checkpoint_output_section): New classs definition.
2839 (Output_section::relax_input_section): New method declaration.
2840 (Output_section::checkpoint_): New data member.
2841 (Output_segment): Update comments.
2842 (Output_segment::Output_segment): Un-privatize copy constructor.
2843 (Output_segment::operator=): Un-privatize.
2844 * script-sections.cc (Output_section_element::Input_section_list):
2845 Change element type to Output_section::Simple_input_section.
2846 (Output_section_element_dot_assignment::set_section_addresses):
2847 Register output section data for relaxation clean up.
2848 (Output_data_exression::Output_data_expression): Adjust call to base
2849 constructor to fix data size.
2850 (Output_section_element_data::set_section_addresses): Register
2851 Output_data_expression object for relaxation clean up.
2852 (struct Input_section_info): Replace Relobj pointer and section index
2853 pair with Output_section::Simple_input_section and Convert struct to a
2855 (Input_section_sorter::operator()): Adjust access to
2856 Input_section_info data member to use accessors.
2857 (Output_section_element_input::set_section_addresses): Use layout
2858 parameter. Adjust code to use Output_section::Simple_input_section
2859 and Input_secction_info classes. Register filler for relaxation
2861 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2862 and section index pair with Output_section::Simple_input_section
2863 class. Adjust code accordingly.
2864 (Phdrs_element::release_segment): New method definition.
2865 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2867 (Script_sections::release_segments): New method definition.
2868 * gold/script-sections.h (Script_sections::release_segments): New
2870 * gold/target.h (Target::may_relax, Target::relax,
2871 Target::do_may_relax, Target::do_relax): New method definitions.
2873 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2875 * arm.cc (has_signed_unsigned_overflow): New function.
2876 (Arm_relocate_functions::abs8): New function.
2877 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2878 (Target_arm::Scan::global): Likewise.
2879 (Target_arm::relocate::relocate): Likewise.
2880 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2883 2009-09-16 Cary Coutant <ccoutant@google.com>
2885 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2886 * testsuite/Makefile.in: Regenerate.
2888 2009-09-11 Nick Clifton <nickc@redhat.com>
2890 * po/gold.pot: Updated by the Translation project.
2892 2009-09-08 Cary Coutant <ccoutant@google.com>
2894 * output.cc (Output_file::open): Add execute permission to empty file.
2895 * testsuite/Makefile.am (permission_test): New test.
2896 * testsuite/Makefile.in: Regenerate.
2898 2009-09-02 Ian Lance Taylor <iant@google.com>
2900 * output.cc (Output_file::resize): Call map_no_anonymous rather
2903 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2905 * gold.cc: Include "incremental.h".
2906 (queue_initial_tasks): Call Incremental_checker methods.
2907 * incremental.cc: Include "output.h".
2908 (Incremental_checker::can_incrementally_link_output_file): New
2910 * incremental.h (Incremental_checker): New class.
2912 * output.cc (Output_file::open_for_modification): New method.
2913 (Output_file::map_anonymous): Changed return type to bool. Record
2915 (Output_file::map_no_anonymous): New method, broken out of map.
2916 (Output_file::map): Use map_no_anonymous and map_anonymous.
2917 * output.h (class Output_file): Update declarations.
2919 2009-08-24 Cary Coutant <ccoutant@google.com>
2921 * options.h (Command_line::Pre_options): New class.
2922 (Command_line::pre_options): New member.
2923 * options.cc (gold::options::ready_to_register): New variable.
2924 (One_option::register_option): Do nothing if not registering options.
2925 Assert if same short option registered twice.
2926 (General_options::General_options): Turn off option registration when
2928 (Command_line::Pre_options::Pre_options): New constructor.
2930 2009-08-24 Cary Coutant <ccoutant@google.com>
2932 * options.h (General_options::no_keep_memory): Remove incorrect
2935 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2937 * Makefile.am (am__skiplex, am__skipyacc): New.
2938 * Makefile.in: Regenerate.
2940 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2942 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2943 (INCLUDES): ... this.
2944 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2945 (AM_CPPFLAGS): Renamed from ...
2946 (INCLUDE): ... this.
2947 * Makefile.in, testsuite/Makefile.in: Regenerate.
2949 * Makefile.in: Regenerate.
2950 * aclocal.m4: Likewise.
2951 * config.in: Likewise.
2952 * configure: Likewise.
2953 * testsuite/Makefile.in: Likewise.
2955 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2956 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2957 * Makefile.in: Regenerate.
2958 * testsuite/Makefile.in: Regenerate.
2960 2009-08-19 Cary Coutant <ccoutant@google.com>
2962 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2963 symbols in shared libraries overridden by hidden or internal symbols
2964 in the main program.
2966 2009-08-19 Chris Demetriou <cgd@google.com>
2968 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2969 checking source file names in error messages.
2971 2009-08-18 Doug Kwan <dougkwan@google.com>
2973 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2974 an elcpp::Ehdr as parameter. Adjust call to set_target.
2975 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2976 an elfcpp::Ehdr as parameter.
2977 * object.cc (Object::set_target): Remove the version that looks up
2978 a target and sets it.
2979 (Sized_relobj::setup): Take a Target object instead of
2980 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2981 (make_elf_sized_object): Find target and ask target to
2983 * object.h: (Object::set_target): Remove the version that looks up
2984 a target and sets it.
2985 (Sized_relobj::setup): Take a Target object instead of
2986 an elfcpp:Ehdr as parameter.
2987 * target.cc: Include dynobj.h.
2988 (Target::do_make_elf_object_implementation): New.
2989 (Target::do_make_elf_object): New.
2990 * target.h (Target::make_elf_object): New template declaration.
2991 (Target::do_make_elf_object): New method declarations.
2992 (Target::do_make_elf_object_implementation): New template declaration.
2994 2009-08-14 Ian Lance Taylor <iant@google.com>
2996 * gold.h (FUNCTION_NAME): Define.
2997 (gold_unreachable): Use FUNCTION_NAME.
2999 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3001 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3002 symbol in the --keep-unique list is not found.
3004 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3006 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3007 been maked as --keep-unique.
3008 (Icf::unfold_section): New function.
3009 * icf.h (Icf::unfold_section): New function.
3010 * options.h (General_options::keep_unique): New option.
3011 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3012 * testsuite/Makefile.in: Regenerate.
3013 * testsuite/icf_keep_unique_test.sh: New file.
3014 * testsuite/icf_keep_unique_test.cc: New file.
3016 2009-08-12 Cary Coutant <ccoutant@google.com>
3019 * resolve.cc (Symbol_table::resolve): Check for references from
3020 dynamic objects to hidden and internal symbols.
3021 * testsuite/Makefile.am (hidden_test.sh): New test.
3022 * testsuite/Makefile.in: Regenerate.
3023 * testsuite/hidden_test.sh: New script.
3024 * testsuite/hidden_test_1.c: New test source.
3025 * testsuite/hidden_test_main.c: New test source.
3027 2009-08-11 Doug Kwan <dougkwan@google.com>
3029 * arm.cc: Update comments.
3030 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3031 segment to locate the .ARM.exidx section if present.
3033 2009-08-09 Doug Kwan <dougkwan@google.com>
3035 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3038 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3039 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3042 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3044 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3045 valid tls_segment only for non-debug-section relocations.
3046 * testsuite/Makefile.am: Add gc_tls_test.
3047 * testsuite/Makefile.in: Regenerate.
3048 * testsuite/gc_tls_test.cc: New file.
3049 * testsuite/gc_tls_test.sh: New file.
3051 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3055 * Makefile.am (CCFILES): Add icf.cc.
3057 * Makefile.in: Regenerate.
3058 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3059 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3060 section, symbol and addend information for the relocs.
3061 * gold.cc (queue_middle_tasks): Call identical code folding.
3062 * gold.h: Add defines for multimap.
3063 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3064 to the call of finalize_local_symbols.
3065 * main.cc (main): Create object of class Icf.
3066 * object.cc (Sized_relobj::do_layout): Allow this function to be
3067 called twice during icf.
3068 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3069 to sections marked as identical by icf.
3070 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3072 (Sized_relobj::do_section_entsize): New function.
3073 * object.h (Object::section_entsize): New function.
3074 (Object::do_section_entsize): New pure virtual function.
3075 (Relobj::finalize_local_symbols): Add new parameter.
3076 (Relobj::do_section_entsize): New function.
3077 * options.h (General_options::icf): New option.
3078 (General_options::icf_iterations): New option.
3079 (General_options::print_icf_sections): New option.
3080 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3081 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3082 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3084 * symtab.cc (Symbol_table::is_section_folded): New function.
3085 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3086 to sections marked as identical by icf.
3087 * symtab.h (Symbol_table::set_icf): New function.
3088 (Symbol_table::icf): New function.
3089 (Symbol_table::is_section_folded): New function.
3090 (Symbol_table::icf_): New data member.
3091 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3092 * testsuite/Makefile.am: Add commands to build icf_test.
3093 * testsuite/Makefile.in: Regenerate.
3094 * testsuite/icf_test.sh: New file.
3095 * testsuite/icf_test.cc: New file.
3097 2009-07-24 Chris Demetriou <cgd@google.com>
3099 * layout.cc (is_compressible_debug_section): Fix incorrect
3100 comment about compressed section names.
3102 2009-07-20 Ian Lance Taylor <ian@airs.com>
3105 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3107 2009-07-16 Ian Lance Taylor <iant@google.com>
3110 * layout.h: #include <map>.
3111 (class Kept_section): Change from struct to class. Add accessors
3112 and setters. Add section size to Comdat_group mapping. Change
3113 Comdat_group to std::map. Add is_comdat_ field. Add
3114 linkonce_size field in union.
3115 (class Layout): Update declaration of find_or_add_kept_section.
3116 Don't declare find_kept_object.
3117 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3118 parameter. Add object, shndx, is_comdat, and is_group_name
3119 parameters. Change all callers. Adjust for new Kept_section.
3120 (Layout::find_kept_object): Remove.
3121 * object.cc (Sized_relobj::include_section_group): Update use of
3122 Kept_section. Rename secnum to shndx. Only record
3123 Kept_comdat_section if sections are the same size.
3124 (Sized_relobj::include_linkonce_section): Update use of
3125 Kept_section. Only record Kept_comdat_section if sections are the
3126 same size. Set size of linkonce section.
3127 (Sized_relobj::map_to_kept_section): Update call to
3128 get_kept_comdat_section.
3129 * object.h (class Sized_relobj): Rename fields in
3130 Kept_comdat_section to drop trailing underscores; change object
3131 field to Relobj*. Change Kept_comdat_section_table to store
3132 struct rather than pointer.
3133 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3134 Add kept_object and kept_shndx parameters. Change all callers.
3135 (Sized_relobj::get_kept_comdat_section): Change return type to
3136 bool. Add kept_object and kept_shndx parameters. Change all
3138 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3139 Layout::find_or_add_kept_section.
3141 2009-07-09 Ian Lance Taylor <iant@google.com>
3143 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3144 Reserve space in the hash table.
3146 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3148 * fileread.cc (File_read::get_mtime): New method.
3149 * fileread.h (Timespec): New structure.
3150 (File_read::get_mtime): New method.
3151 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3152 Renamed from timestamp_nsec.
3153 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3155 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3157 (Incremental_inputs::report_archive): Save mtime; style fix.
3158 (Incremental_inputs::report_obejct): Save mtime; style fix.
3159 (Incremental_inputs::report_script): Save mtime; style fix.
3160 (Incremental_inputs::finalize_inputs): Style fix.
3161 (Incremental_inputs::finalize): Style fix.
3162 (Incremental_inputs::create_input_section_data): Store inputs
3164 * incremental.h (Incremental_inputs::report_script): Add mtime
3166 (Incremental_inputs::Input_info::Input_info): Intialize only one
3168 (Incremental_inputs::Input_info::archive): Move to nameless
3170 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3171 (Incremental_inputs::Input_info::script): Move to nameless union.
3172 (Incremental_inputs::mtime): New field.
3173 * script.cc (read_input_script): Pass file mtime to
3175 * script.h (Script_info::inputs): Style fix.
3177 2009-07-01 Ian Lance Taylor <ian@airs.com>
3179 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3182 2009-06-24 Ian Lance Taylor <iant@google.com>
3185 * layout.cc (Layout::choose_output_section): If we find an
3186 existing section, update the flags.
3187 (Layout::create_notes): New function, broken out of
3189 (Layout::finalize): Don't create note sections.
3190 (Layout::create_note): Don't crash if linker script discards
3192 (Layout::create_gold_note): Likewise.
3193 (Layout::create_build_id): Likewise. Don't set
3194 after_input_sections on the section.
3195 (Layout::create_executable_stack_info): Remove target parameter.
3197 * layout.h (class Layout): Declare create_notes. Update
3198 declaration of create_executable_stack_info.
3199 * gold.cc (queue_middle_tasks): Call create_notes.
3200 * output.cc (Output_section::update_flags_for_input_section): Move
3201 here from output.h. If SHF_ALLOC flag is newly set, mark address
3203 * output.h (Output_data::mark_address_invalid): New function.
3204 (class Output_section): Only declare, not define,
3205 update_flags_for_input_section. Remove set_flags.
3207 2009-06-24 Ian Lance Taylor <iant@google.com>
3209 * script-sections.cc (Output_section_definition::
3210 set_section_addresses): Rename shadowing local load_address to
3213 2009-06-24 Ian Lance Taylor <iant@google.com>
3216 * reloc.cc (relocate_sections): Skip empty relocation sections.
3218 2009-06-23 Ian Lance Taylor <iant@google.com>
3221 * layout.cc (Layout::create_note): Use choose_output_section
3222 rather than make_output_section.
3224 2009-06-23 Ian Lance Taylor <iant@google.com>
3227 * options.cc (General_options::parse_V): Set printed_version_.
3228 (General_options::General_options): Initialize printed_version_.
3229 * options.h (class General_options): Add printed_version_ field.
3230 * gold.cc (queue_initial_tasks): If there are no input files,
3231 don't give a fatal error if we printed the version information.
3232 (queue_middle_tasks): If using -r with a shared object, give a
3233 fatal error rather than an ordinary error.
3235 2009-06-23 Ian Lance Taylor <iant@google.com>
3238 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3239 (Layout::make_output_section): Set have_stabstr_section_ if we see
3240 a .stab*str section.
3241 (Layout::finalize): Call link_stabs_sections.
3242 (Layout::link_stabs_sections): New file.
3243 * layout.h (class Layout): Add have_stabstr_section_ field.
3244 Declare link_stabs_sections.
3246 2009-06-23 Doug Kwan <dougkwan@google.com>
3248 * Makefile.am (libgold_a_LIBADD): New.
3249 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3250 * Makefile.in: Regenerate.
3251 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3252 * configure: Regenerate.
3253 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3254 * fileread.cc: Include sys/state.h
3255 * gold.h: Declare memmem and strndup if found missing.
3256 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3258 2009-06-23 Ian Lance Taylor <iant@google.com>
3260 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3261 * configure: Rebuild.
3263 2009-06-23 Ian Lance Taylor <iant@google.com>
3266 * object.cc (Object::section_contents): Don't try to get a view if
3267 the section has length zero.
3268 (Object::handle_gnu_warning_section): If the section is empty, use
3269 the name of the section as the warning.
3271 2009-06-23 Ian Lance Taylor <iant@google.com>
3274 * stringpool.h (class Stringpool_template): Add optimize_ field.
3275 (Stringpool_template::set_optimize): New function.
3276 * stringpool.cc (Stringpool_template::Stringpool_template):
3277 Initialize optimize_ field.
3278 (Stringpool_template::set_string_offsets): Test local optimize
3279 fild rather than parameter.
3280 * layout.cc (Layout::Layout): Call set_optimize on the section
3283 2009-06-22 Ian Lance Taylor <iant@google.com>
3286 * yyscript.y: Parse TARGET.
3287 * script.cc (script_set_target): New function.
3288 * script-c.h (script_set_target): Declare.
3289 * options.cc (General_options::string_to_object_format): Rename
3290 from string_to_object_format in anonymous namespace. Change
3292 * options.h (class General_options): Declare
3293 string_to_object_format.
3295 2009-06-22 Ian Lance Taylor <iant@google.com>
3297 * script-sections.cc (Script_sections::create_segments): Don't put
3298 program headers in a PT_LOAD segment if -n or -N.
3300 2009-06-22 Ian Lance Taylor <iant@google.com>
3303 * options.h (class General_options): Add -z lazy and -z now. Sort
3304 -z options into alphabetical order.
3305 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3307 2009-06-21 Ian Lance Taylor <iant@google.com>
3309 * layout.cc (Layout::make_output_section): Call
3310 Target::new_output_section.
3311 (Layout::attach_allocated_section_to_segment): Put large section
3312 sections in a separate load segment with the large segment flag
3314 (Layout::segment_precedes): Sort large data segments after other
3316 (align_file_offset): New static function.
3317 (Layout::set_segment_offsets): Use align_file_offset.
3318 * output.h (class Output_section): Add is_small_section_ and
3319 is_large_section_ fields.
3320 (Output_section::is_small_section): New function.
3321 (Output_section::set_is_small_section): New function.
3322 (Output_section::is_large_section): New function.
3323 (Output_section::set_is_large_section): New function.
3324 (Output_section::is_large_data_section): New function.
3325 (class Output_segment): Add is_large_data_segment_ field.
3326 (Output_segment::is_large_data_segment): New function.
3327 (Output_segment::set_is_large_data_segment): New function.
3328 * output.cc (Output_section::Output_section): Initialize new
3330 (Output_segment::Output_segment): Likewise.
3331 (Output_segment::add_output_section): Add assertion that large
3332 data sections always go in large data segments. Force small data
3333 sections to the end of the list of data sections. Force small BSS
3334 sections to the start of the list of BSS sections. For large BSS
3335 sections to the end of the list of BSS sections.
3336 * symtab.h (class Symbol): Declare is_common_shndx.
3337 (Symbol::is_defined): Check Symbol::is_common_shndx.
3338 (Symbol::is_common): Likewise.
3339 (class Symbol_table): Define enum Commons_section_type. Update
3340 declarations. Add small_commons_ and large_commons_ fields.
3341 * symtab.cc (Symbol::is_common_shndx): New function.
3342 (Symbol_table::Symbol_table): Initialize new fields.
3343 (Symbol_table::add_from_object): Put small and large common
3344 symbols in the right list.
3345 (Symbol_table::sized_finalized_symbol): Check
3346 Symbol::is_common_shndx.
3347 (Symbol_table::sized_write_globals): Likewise.
3348 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3349 common symbol lists. Don't call do_allocate_commons_list if the
3351 (Symbol_table::do_allocate_commons_list): Remove is_tls
3352 parameter. Add comons_section_type parameter. Change all
3353 callers. Handle small and large common symbols.
3354 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3355 Symbol::is_common_shndx.
3356 * resolve.cc (symbol_to_bits): Likewise.
3357 * target.h (Target::small_common_shndx): New function.
3358 (Target::small_common_section_flags): New function.
3359 (Target::large_common_shndx): New function.
3360 (Target::large_common_section_flags): New function.
3361 (Target::new_output_section): New function.
3362 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3363 small_common_section_flags, and large_common_section_flags
3365 (Target::do_new_output_section): New virtual function.
3366 * arm.cc (Target_arm::arm_info): Initialize new fields.
3367 * i386.cc (Target_i386::i386_info): Likewise.
3368 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3370 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3371 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3372 (Target_x86_64::do_new_output_section): New function.
3373 * configure.ac: Define conditional MCMODEL_MEDIUM.
3374 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3375 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3376 (large_LDFLAGS): Define.
3377 * testsuite/large.c: New file.
3378 * testsuite/testfile.cc (Target_test::test_target_info):
3379 Initialize new fields.
3380 * configure, testsuite/Makefile.in: Rebuild.
3382 2009-06-05 Doug Kwan <dougkwan@google.com>
3384 * Makefile.am (CCFILES): Add target.cc.
3385 * Makefile.in: Regenerate.
3386 * i386.cc (class Target_i386): Define new virtual method to
3387 override do_is_local_label_name in parent.
3388 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3389 local symbols if --discard-locals or -X is given.
3390 * options.h (class General_options): Declare new options
3391 '--discard-locals' and '-X' for discarding locals.
3392 * target.h (class Target): Define new methods is_local_label_name.
3393 Declare new virtual method do_is_local_label_name.
3394 * target.cc: New file.
3395 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3396 (check_SCRIPTS): Add discard_locals_test.sh.
3397 (check_DATA): Add discard_local_tests.syms.
3398 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3399 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3400 * testsuite/Makefile.in: Regenerate.
3401 * testsuite/discard_locals_test.c: New file.
3402 * testsuite/discard_locals_test.sh: Same.
3404 2009-06-05 Doug Kwan <dougkwan@google.com>
3406 * object.cc (Sized_relobj::Sized_relobj): Initialize
3407 discarded_eh_frame_shndx_ to -1U.
3408 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3410 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3411 a discarded .eh_frame section.
3412 (Sized_relobj::do_finalize_local_symbols): Ditto.
3413 * object.h (class Sized_relobj): Declare new member
3414 discarded_eh_frame_shndx_.
3415 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3416 (local_labels_test.o, local_labels_test): New rules.
3417 * testsuite/Makefile.in: Regenerate.
3419 2009-06-04 Doug Kwan <dougkwan@google.com>
3421 * layout.cc (Layout::section_name_mapping): Add mapping for
3422 special ARM sections.
3424 2009-06-03 Doug Kwan <dougkwan@google.com>
3426 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3427 (utils::has_overflow): Same.
3429 2009-06-03 Ian Lance Taylor <iant@google.com>
3431 * layout.cc (Layout::section_name_mapping): New array, replacing
3432 Layout::linkonce_mapping.
3433 (Layout::section_name_mapping_count): New variable, replacing
3434 Layout::linkonce_mapping_count.
3435 (Layout::linkonce_output_name): Remove.
3436 (Layout::output_section_name): Rewrite.
3437 * layout.h (class Layout): Rename Linkonce_mapping to
3438 Section_name_mapping, linkonce_mapping to section_name_mapping,
3439 linkonce_mapping_count to section_name_mapping_count. Don't
3440 declare linkonce_output_name.
3442 2009-06-03 Doug Kwan <dougkwan@google.com>
3444 * gold/arm.cc (namespace utils): New.
3445 (Target_arm::reloc_is_non_pic): Define new method.
3446 (class Arm_relocate_functions): New.
3447 (Target_arm::Relocate::relocate): Handle relocation types used by
3450 2009-06-03 Ian Lance Taylor <iant@google.com>
3452 * arm.cc (Target_arm::scan::global): Use || instead of |.
3454 2009-06-02 Doug Kwan <dougkwan@google.com>
3456 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3457 issued_non_pic_error_.
3458 (class Target_arm::Scan): Declare new method check_non_pic.
3459 Define new method symbol_needs_plt_entry.
3460 Declare new data member issued_non_pic_error_.
3461 (class Target_arm::Relocate): Declare new method
3462 should_apply_static_reloc.
3463 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3464 (Target_arm::Scan::check_non_pic): Define new method.
3465 (Target_arm::Scan::local): Handle a small subset of reloc types used
3467 (Target_arm::Scan::local): Same.
3468 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3470 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3472 * incremental.cc (Incremental_inputs::report_command_line): Filter
3473 out --incremental-* options.
3475 2009-05-29 Doug Kwan <dougkwan@google.com>
3477 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3479 (class Target_arm): Update comment.
3480 (Target_arm::Target_arm): Initialize new data members GOT_,
3481 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3482 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3483 and Target_arm::rel_dyn_section.
3484 Declare new_enum Target_arm::Got_type.
3485 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3487 Update commments for member do_dynsym_value.
3488 (Target_arm::got_size, Target_arm::plt_section,
3489 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3490 new methods inside class defintion.
3491 (Target_arm::got_section): Define new method.
3492 (Target_arm::rel_dyn_section): Same.
3493 (Output_data_plt_arm): New template class.
3494 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3495 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3496 (Output_data_plt_arm::add_entry): Same.
3497 (Output_data_plt_arm::first_plt_entry): Define new
3498 static data member for PLT instruction template.
3499 (Output_data_plt_arm::plt_entry): Same.
3500 (Output_data_plt_arm::do_write): Define new method.
3501 (Target_arm::make_plt_entry): Same.
3502 (Target_arm::do_finalize_sections): Same.
3503 (Target_arm::do_dynsym_value): Same.
3505 2009-05-28 Doug Kwan <dougkwan@google.com>
3507 * Makefile.am (TARGETSOURCES): Add arm.cc.
3508 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3509 * Makefile.in: Regenerate.
3511 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3513 2009-05-26 Doug Kwan <dougkwan@google.com>
3515 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3516 (General_options::check_excluded_libs): Strip off directories in
3517 archive name before matching like GNU ld does.
3518 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3519 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3520 (exclude_libs_test_LDFLAGS): Add linker option
3521 -Wl,--exclude-libs,libexclude_libs_test_3
3522 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3523 an explicit archive without using -l.
3524 (alt/libexclude_libs_test_3.a): New make rule.
3525 * testsuite/Makefile.in: Regenerate.
3526 * testsuite/exclude_libs_test.c : Declare lib3_default().
3528 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3529 * exclude_libs_test_3.c: New file.
3531 2009-05-26 Nick Clifton <nickc@redhat.com>
3533 * po/id.po: New Indonesian translation.
3534 * po/gold.pot: Updated template file.
3536 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3538 * testsuite/Makefile.am: Add -ffunction-sections to compile
3539 gc_comdat_test files. Add -Wl,--gc-sections to build
3541 * testsuite/Makefile.in: Regenerate.
3542 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3544 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3546 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3547 kept comdat section was garbage collected.
3548 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3549 * testsuite/Makefile.in: Regenerate.
3550 * testsuite/gc_comdat_test.sh: New file.
3551 * testsuite/gc_comdat_test_1.cc: New file.
3552 * testsuite/gc_comdat_test_2.cc: New file.
3554 2009-05-19 Doug Kwan <dougkwan@google.com>
3556 * archive.cc (Archive::Archive): Move constructor from archive.h
3557 to here. Initialize no_export_.
3558 (Archive::get_elf_object_for_member): Set no_export flag of object.
3559 * archive.h (Archive::Archive): Move constructor body to
3561 (Archive::no_export): New method.
3562 (Archive::no_export_): New field.
3563 * object.h (Object::Object): Initialize no_export_ to false.
3564 (Object::no_export, Object::set_no_export): New methods.
3565 (Object::no_export_): New field.
3566 * options.cc (General_options::parse_exclude_libs): New method.
3567 (General_options::check_excluded_libs) Same.
3568 * options.h (exclude_libs): New option.
3569 (General_options::check_excluded_libs): New method declaration.
3570 (General_options::excluded_libs_): New field.
3571 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3572 default or protected visibility if an object has no-export flag set.
3573 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3574 (check_SCRIPTS): Add exclude_libs_test.sh.
3575 (check_DATA): Add exclude_libs_test.syms.
3576 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3577 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3578 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3579 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3580 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3581 libexclude_libs_test_2.a): New rules.
3582 * testsuite/Makefile.in: Regenerate.
3583 * testsuite/exclude_libs_test.c: New file.
3584 * testsuite/exclude_libs_test.sh: Ditto.
3585 * testsuite/exclude_libs_test_1.c: Ditto.
3586 * testsuite/exclude_libs_test_2.c: Ditto.
3588 2009-05-15 Ian Lance Taylor <iant@google.com>
3590 * configure.ac: Check for declarations for cases where libiberty.h
3591 checks HAVE_DECL_xxx.
3592 * configure, config.in: Rebuild.
3594 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3596 * gold.h (Incremental_argument_list): Remove (invalid) forward
3598 * incremental.cc (Incremental_inputs::report_achive): New method.
3599 (Incremental_inputs::report_object): New method.
3600 (Incremental_inputs::report_script): New method.
3601 (Incremental_inputs::finalize_inputs): New method.
3602 (Incremental_inputs::finalize): Call finalize_inputs().
3603 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3604 Create inputs entries.
3605 * incremental.h (Incremental_input_type): New enum.
3606 (Incremental_inputs::Incremental_input): Initialize new fields.
3607 (Incremental_inputs::report_inputs): New method.
3608 (Incremental_inputs::report_achive): New method.
3609 (Incremental_inputs::report_object): New method.
3610 (Incremental_inputs::report_script): New method.
3611 (Incremental_inputs::finalize_inputs): New method.
3612 (Incremental_inputs::Input_info): New struct.
3613 (Incremental_inputs::Input_info_map): New typedef.
3614 (Incremental_inputs::lock_): New field.
3615 (Incremental_inputs::Inputs_): New field.
3616 (Incremental_inputs::Inputs_map): New field.
3617 * main.cc (main): Call Incremental_input::report_inputs.
3618 * options.h (Input_argument_list): Typedef moved from
3620 (Input_file_group::Files): Remove, use ::Input_argument_list.
3621 (Input_file_group::Input_argument_list): Remove, use
3622 ::Input_argument_list.
3623 * plugin.cc (Plugin_manager::add_input_file): Add error in
3625 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3627 * script.cc (read_input_script): Call
3628 Incremental_input::report_script.
3629 * script.h (Script_info): New class.
3631 2009-04-27 Ian Lance Taylor <iant@google.com>
3633 * x86_64.cc (do_adjust_output_section): Set entsize to
3636 2009-04-23 Elliott Hughes <enh@google.com>
3638 * output.cc (Output_file::close): After short writes, continue
3639 writing from the correct offset in the buffer being written.
3641 2009-04-23 Chris Demetriou <cgd@google.com>
3643 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3644 * configure: Regenerate.
3645 * config.in: Regenerate.
3646 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3647 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3649 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3651 * incremental.cc (Incremental_inputs_header_data): Renamed from
3652 Incremental_input_header_data.
3653 (Incremental_inputs_header_data::data_size): New field.
3654 (Incremental_inputs_header_data::put_input_file_count): Renamed
3655 from input_file_count.
3656 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3657 from command_line_offset.
3658 (Incremental_inputs_header_data::put_reserved): Renamed from
3660 (Incremental_inputs_entry_data): Renamed from
3661 Incremental_input_entry_data.
3662 (Incremental_inputs_entry_data::data_size): New field.
3663 (Incremental_inputs::report_command_line): New method.
3664 (Incremental_inputs::finalize): New method.
3665 (Incremental_inputs::create_incremental_inputs_data): New method.
3666 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3667 * incremental.h: New file.
3668 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3669 (Layout::finalize): Create incremental inputs section in
3671 (Layout::create_incremental_info_sections): New method.
3672 * layout.h (Layout::incremental_inputs): New method.
3673 (Layout::create_incremental_info_sections): New method.
3674 (Layout::incremental_inputs_): New field.
3675 * main.cc (main): Notify Incremental_input of the command line.
3677 2009-04-01 Ian Lance Taylor <iant@google.com>
3678 Mikolaj Zalewski <mikolajz@google.com>
3680 * gold.h (reserve_unordered_map): Define, three versions, one for
3681 each version of Unordered_map.
3682 * layout.cc (Layout::Layout): Remove options parameter. Add
3683 number_of_input_files parameter. Don't initialize options_.
3684 Initialize number_of_input_files_ and resized_signatures_. Move
3685 sections_are_attached_.
3686 (Layout::layout_group): Reserve space for group_signatures_.
3687 (Layout::find_or_add_kept_section): Change name parameter to be a
3688 reference. Resize signatures_ map when it gets large enough.
3689 (Layout::layout_eh_frame): Use parameters->options() instead of
3691 (Layout::make_output_section): Likewise.
3692 (Layout::attach_allocated_section_to_segment): Likewise.
3693 (Layout::finalize, Layout::create_executable_stack): Likewise.
3694 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3695 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3696 * layout.h (class Layout): Update declarations. Remove options_
3697 field. Add number_of_input_files_ and resized_signatures_
3698 fields. Move sections_are_attached_ field.
3699 * main.cc (main): Pass number of input files to Layout
3700 constructor. Don't pass options.
3702 2009-03-30 Ian Lance Taylor <iant@google.com>
3704 * ffsll.c (ffsll): Correct implementation.
3706 2009-03-27 Ian Lance Taylor <iant@google.com>
3708 * ffsll.c: New file.
3709 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3710 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3711 * ftruncate.c (ftruncate): Declare before definition.
3712 * mremap.c (mremap): Likewise.
3713 * pread.c (pread): Likewise.
3714 * configure, Makefile.in, config.in: Rebuild.
3716 * mremap.c: New file.
3717 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3718 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3719 (mremap): Declare if HAVE_MREMAP is not defined.
3720 * configure, Makefile.in, config.in: Rebuild.
3722 2009-03-27 Cary Coutant <ccoutant@google.com>
3724 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3725 position independent.
3726 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3727 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3729 2009-03-24 Cary Coutant <ccoutant@google.com>
3731 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3733 (needs_dynamic_reloc): Likewise.
3735 2009-03-24 Ian Lance Taylor <iant@google.com>
3737 * yyscript.y (file_cmd): Recognize EXTERN.
3738 (extern_name_list, extern_name_list_body): New nonterminals.
3739 * script.cc (script_add_extern): Define.
3740 * script-c.h (script_add_extern): Declare.
3742 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3744 * object.cc (is_elf_object): Define.
3745 * object.h (is_elf_object): Declare.
3746 * archive.cc (Archive::get_elf_object_for_member): Call
3748 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3750 2009-03-24 Elliott Hughes <enh@google.com>
3752 * output.cc (Output_file::map_anonymous): Define.
3753 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3754 try an anonymous one. Report the size if the mmap fails.
3755 * output.h (class Output_file): Declare map_anonymous.
3757 2009-03-24 Ian Lance Taylor <iant@google.com>
3759 * target-select.cc (instantiate_target): Don't acquire the lock if
3760 the instantiated_target_ field has already been set.
3762 2009-03-23 Ian Lance Taylor <iant@google.com>
3764 * gold-threads.h (class Initialize_lock): Define.
3765 * gold-threads.cc (class Initialize_lock_once): Define.
3766 (initialize_lock_control): New static variable.
3767 (initialize_lock_pointer): New static variable.
3768 (initialize_lock_once): New static function.
3769 (Initialize_lock::Initialize_lock): Define.
3770 (Initialize_lock::initialize): Define.
3771 * target-select.h: Include "gold-threads.h".
3772 (class Target_selector): Add lock_ and initialize_lock_ fields.
3773 Don't define instantiate_target, just declare it.
3774 * target-select.cc (Target_selector::Target_selector): Initialize
3776 (Target_selector::instantiate_target): Define.
3777 * descriptors.h: Include "gold-threads.h".
3778 (class Descriptors): Add initialize_lock_ field.
3779 * descriptors.cc (Descriptors::Descriptors): Initialize new
3781 (Descriptors::open): Use initialize_lock_ field
3782 * errors.h (class Errors): Add initialize_lock_ field.
3783 * errors.cc (Errors::Errors): Initialize new field.
3784 (Errors::initialize_lock): Use initialize_lock_ field.
3785 * powerpc.cc (class Target_selector_powerpc): Remove
3786 instantiated_target_ field. In do_recognize call
3787 instantiate_target rather than do_instantiate_target. In
3788 do_instantiate_target just allocate a new target.
3789 * sparc.cc (class Target_selector_sparc): Likewise.
3791 * freebsd.h: New file.
3792 * i386.cc: Include "freebsd.h".
3793 (Target_i386): Derive from Target_freebsd rather than
3795 (Target_selector_i386): Derive from Target_selector_freebsd rather
3796 than Target_selector.
3797 * x86_64.cc: Include "freebsd.h".
3798 (Target_x86_64): Derive from Target_freebsd rather than
3800 (Target_selector_x86_64): Derive from Target_selector_freebsd
3801 rather than Target_selector.
3802 * target.h (class Target): Add adjust_elf_header and
3803 do_adjust_elf_header.
3804 * output.cc (Output_file_header:: do_sized_write): Call target
3805 adjust_elf_header routine.
3806 * configure.tgt: Set targ_osabi.
3807 * configure.ac: Define GOLD_DEFAULT_OSABI.
3808 * parameters.cc (Parameters::default_target): Pass
3809 GOLD_DEFAULT_OSABI to select_target.
3810 * target-select.h (class Target_selector): Make instantiate_target
3811 protected rather than private.
3812 * Makefile.am (HFILES): Add freebsd.h.
3813 * configure, Makefile.in, config.in: Rebuild.
3815 * merge.cc (do_add_input_section): Correct pend value. Change
3816 message about last entry not being null terminated from error to
3819 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3821 * incremental.cc: New file.
3822 * Makefile.am (CCFILES): Add incremental.cc.
3823 * Makefile.in: Rebuild.
3825 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3827 * layout.cc (Layout::output_section_name): Preserve names
3828 of '.note.' sections.
3830 2009-03-19 Ian Lance Taylor <iant@google.com>
3832 * descriptors.cc (Descriptors::open): Check that the options are
3833 valid before using them.
3835 2009-03-18 Ian Lance Taylor <iant@google.com>
3837 * script-sections.h: Include <list>.
3838 (class Script_sections): Change Sections_elements from std::vector
3839 to std::list. Typedef public Elements_iterator. Add
3840 orphan_section_placement_, data_segment_align_start_, and
3841 saw_data_segment_align_ fields. Remove data_segment_align_index_
3843 * script-sections.cc (class Orphan_section_placement): New class.
3844 (class Sections_element): Add virtual functions is_relro and
3845 orphan_section_init. Remove virtual function place_orphan_here.
3846 (class Output_section_definition): Add is_relro and
3847 orphan_section_init. Remove place_orphan_here.
3848 (class Orphan_output_section): Likewise.
3849 (Script_sections::Script_sections): Update for field changes.
3850 (Script_sections::data_segment_align): Set saw_data_segment_align_
3851 and data_segment_align_start_, not data_segment_align_index.
3852 (Script_sections::data_segment_relro_end): Check
3853 saw_data_segment_align_. Use data_segment_align_start_ rather
3854 than data_segment_align_index_.
3855 (Script_sections::place_orphan): Rewrite to use
3856 Orphan_section_placement.
3858 2009-03-17 Ian Lance Taylor <iant@google.com>
3860 * archive.cc (Archive::add_symbols): Check for a version attached
3861 to the symbol name in the archive map.
3862 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3863 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3864 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3865 (ver_test_11.a): New target.
3866 * testsuite/Makefile.in: Rebuild.
3868 * configure.ac: Check for chsize and posix_fallocate. Replace
3870 * ftruncate.c: New file, from gnulib.
3871 * output.cc (posix_fallocate): Define dummy version if not
3872 HAVE_POSIX_FALLOCATE.
3873 (Output_file::map): Call posix_fallocate rather than lseek and
3875 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3876 * configure, Makefile.in, config.in: Rebuild.
3878 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3880 * layout.h (Layout::create_note): Add section_name parameter.
3881 * layout.cc (Layout::create_note): Likewise.
3882 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3884 2009-03-17 Ian Lance Taylor <iant@google.com>
3886 * descriptors.cc: Include "options.h".
3887 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3888 (Descriptors::open): Always use O_CLOEXEC when opening a new
3889 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3890 then set FD_CLOEXEC.
3892 * sparc.cc (class Target_sparc): Add has_got_section.
3893 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3894 make sure we have a GOT section.
3896 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3897 (Target_sparc::Scan::local): Likewise.
3898 (Target_sparc::Scan::global): Likewise.
3899 (Target_sparc::Relocate::relocate): Likewise.
3900 (Target_sparc::Relocate::relocate_tls): Likewise.
3902 * symtab.cc (Symbol_table::define_default_version): New function,
3903 broken out of add_from_object.
3904 (Symbol_table::add_from_object): Call define_default_version.
3905 (Symbol_table::define_special_symbol): Add resolve_oldsym
3906 parameter. Change all callers. If the version for a symbol comes
3907 from a version script, resolve it with the symbol with the same
3908 name with no version. Also add the symbol without a version if
3910 (do_define_in_output_data): If resolving with oldsym, don't delete
3912 (do_define_in_output_segment): Likewise.
3913 (do_define_as_constant): Likewise.
3914 * symtab.h (class Symbol_table): Update declarations.
3916 2009-03-13 Ian Lance Taylor <iant@google.com>
3918 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3919 (Read_symbols::requeue): New function.
3920 (Read_symbols::do_read_symbols): If make_elf_object fails because
3921 the target type is not configured, and the file was searched for,
3922 issue a warning and retry with the next directory.
3923 (Add_symbols::run): If the file has an incompatible format, and
3924 it was searched for, requeue the Read_symbols task. On error,
3926 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3927 dirindex parameter to constructor. Change all callers. Declare
3928 incompatible_warning and requeue.
3929 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3930 input_argument_ and input_group_ fields. Add them to
3931 constructor. Change all callers.
3932 (class Read_script): Add dirindex_ field. Add it to constructor.
3934 * archive.cc (Archive::setup): Remove input_objects parameter.
3936 (Archive::get_file_and_offset): Likewise.
3937 (Archive::read_all_symbols): Likewise.
3938 (Archive::read_symbols): Likewise.
3939 (Archive::get_elf_object_for_member): Remove input_objects
3940 parameter. Add punconfigured parameter. Change all callers.
3941 (Archive::add_symbols): Change return type to bool. Check return
3942 value of include_member.
3943 (Archive::include_all_members): Likewise.
3944 (Archive::include_member): Change return type to bool. Return
3945 false if first included object has incompatible target. Set
3946 included_member_ field.
3947 (Add_archive_symbols::run): If add_symbols returns false, requeue
3949 * archive.h (class Archive): Add included_member_ field.
3950 Initialize it in constructor. Add input_file and searched_for
3951 methods. Update declarations.
3952 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3953 input_argument_ fields. Add them to constructor. Change all
3955 * script.cc: Include "target-select.h".
3956 (class Parser_closure): Add skip_on_incompatible_target_ and
3957 found_incompatible_target_ fields. Add
3958 skip_on_incompatible_target parameter to constructor. Change all
3959 callers. Add methods skip_on_incompatible_target,
3960 clear_skip_on_incompatible_target, found_incompatible_target, and
3961 set_found_incompatible_target.
3962 (read_input_script): Add dirindex parameter. Change all callers.
3963 If parser finds an incompatible target, requeue Read_symbols
3965 (script_set_symbol): Clear skip_on_incompatible_target in
3967 (script_add_assertion, script_parse_option): Likewise.
3968 (script_start_sections, script_add_phdr): Likewise.
3969 (script_check_output_format): New function.
3970 * script.h (read_input_script): Update declaration.
3971 * script-c.h (script_check_output_format): Declare.
3972 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3973 (ignore_cmd): Remove OUTPUT_FORMAT.
3974 * fileread.cc (Input_file::Input_file): Add explicit this.
3975 (Input_file::will_search_for): New function.
3976 (Input_file::open): Add pindex parameter. Change all callers.
3977 * fileread.h (class Input_file): Add input_file_argument method.
3978 Declare will_search_for. Update declarations.
3979 * object.cc (make_elf_object): Add punconfigured parameter.
3981 * object.h (class Object): Make input_file public. Add
3982 searched_for method.
3983 (make_elf_object): Update declaration.
3984 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3986 * dirsearch.h (class Dirsearch): Update declaration.
3987 * options.h (class General_options): Add --warn-search-mismatch.
3988 * parameters.cc (Parameters::is_compatible_target): New function.
3989 * parameters.h (class Parameters): Declare is_compatible_target.
3990 * workqueue.cc (Workqueue::add_blocker): New function.
3991 * workqueue.h (class Workqueue): Declare add_blocker.
3993 * fileread.cc (Input_file::open): Remove options parameter.
3995 (Input_file::open_binary): Likewise.
3996 * script.cc (read_input_script): Likewise.
3997 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3998 options parameter from constructor. Change all callers.
3999 (class Read_script): Likewise.
4000 * fileread.h (class Input_file): Update declarations.
4001 * script.h (read_input_script): Update declaration.
4003 2009-03-10 Nick Clifton <nickc@redhat.com>
4005 * po/es.po: New Spanish translation.
4007 2009-03-06 Cary Coutant <ccoutant@google.com>
4009 * options.cc (parse_short_option): Keep dash_z from registering itself.
4011 2009-03-03 Ian Lance Taylor <iant@google.com>
4014 * target-reloc.h (relocate_section): Pass output_section to
4016 * i386.cc (Target_i386::should_apply_static_reloc): Add
4017 output_section parameter. Change all callers.
4018 (Target_i386::Relocate::relocate): Add output_section parameter.
4019 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4020 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4021 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4022 * testsuite/two_file_shared.sh: New script.
4023 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4024 (check_DATA): Add two_file_shared.dbg.
4025 (two_file_shared.dbg): New target.
4026 * testsuite/Makefile.in: Rebuild.
4028 2009-03-01 Ian Lance Taylor <iant@google.com>
4030 * configure.ac: Check for byteswap.h.
4031 * configure: Rebuild.
4032 * config.in: Rebuild.
4034 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4036 * layout.cc (Layout::find_or_add_kept_section): New function.
4037 (Layout::add_comdat): Removed.
4038 * layout.h (struct Kept_section): Move out of class Layout.
4039 Remove trailing underscores from field names. Add group_sections
4040 field. Rename group_ field to is_group. Change all uses.
4041 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4042 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4043 comdat_groups_ field.
4044 (Sized_relobj::include_section_group): Use
4045 find_or_add_kept_section and Kept_section::group_sections.
4046 (Sized_relobj::include_linkonce_section): Likewise.
4047 * object.cc (class Sized_relobj): Don't define Comdat_group or
4048 Comdat_group_table. Remove find_comdat_group and
4049 add_comdat_group. Remove comdat_groups_ field.
4050 * plugin.cc (include_comdat_group): Use
4051 Layout::find_or_add_kept_section.
4053 2009-02-28 Ian Lance Taylor <iant@google.com>
4055 * README: --gc-sections and map files are now supported. Document
4056 some build requirements.
4059 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4060 relocatable link set the value of the section symbol to zero.
4061 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4062 relocatable link don't include the section address in the local
4065 2009-02-27 Ian Lance Taylor <iant@google.com>
4068 * options.h (class Search_directory): Add is_system_directory.
4069 (class General_options): Declare is_in_system_directory.
4070 * options.cc (get_relative_sysroot): Make static.
4071 (get_default_sysroot): Make static.
4072 (General_optoins::is_in_system_directory): New function.
4073 * fileread.cc (Input_file::is_in_system_directory): New function.
4074 * fileread.h (class Input_file): Declare is_in_system_directory.
4075 * object.h (class Object): Add is_in_system_directory.
4076 (class Input_objects): Remove system_library_directory_ field.
4077 * object.cc (Input_objects::add_object): Don't set
4078 system_library_directory_.
4079 (input_objects::found_in_system_library_directory): Remove.
4080 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4081 parameter. Change all callers.
4082 (Symbol_table::sized_write_globals): Likewise.
4083 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4084 Call Object::is_in_system_directory.
4085 * symtab.h (class Symbol_table): Update declarations.
4088 * descriptors.h (Open_descriptor): Add is_on_stack field.
4089 * descriptors.cc (Descriptors::open): If the descriptor is on the
4090 top of the stack, remove it. Initialize is_on_stack field.
4091 (Descriptors::release): Only add pod to stack if it is not on the
4093 (Descriptors::close_some_descriptor): Clear stack_next and
4097 * output.cc (Output_section::find_starting_output_address): Rename
4098 from starting_output_address; add PADDR parameter; change return
4100 * output.h (class Output_section): Declare
4101 find_starting_output_address instead of starting_output_address.
4102 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4103 section symbol for which we can't find a merge section.
4106 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4107 hidden or internal, force the symbol to be local.
4108 * resolve.cc (Symbol::override_visibility): Define.
4109 (Symbol::override_base): Use override_visibility.
4110 (Symbol_table::resolve): Likewise.
4111 (Symbol::override_base_with_special): Likewise.
4112 (Symbol_table::override_with_special): If the visibility is hidden
4113 or internal, force the symbol to be local.
4114 * symtab.h (class Symbol): Add set_visibility and
4115 override_visibility.
4116 * testsuite/ver_test_1.sh: New file.
4117 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4118 (check_DATA): Add ver_test_1.syms.
4119 (ver_test_1.syms): New target.
4120 * testsuite/Makefile.in: Rebuild.
4122 2009-02-25 Cary Coutant <ccoutant@google.com>
4124 * layout.cc (Layout::choose_output_section): Don't rename sections
4125 when using a linker script that has a SECTIONS clause.
4126 * Makefile.in: Regenerate.
4128 * testsuite/Makefile.am (script_test_5.sh): New test case.
4129 * testsuite/Makefile.in: Regenerate.
4130 * testsuite/script_test_5.cc: New file.
4131 * testsuite/script_test_5.sh: New file.
4132 * testsuite/script_test_5.t: New file.
4134 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4136 * archive.cc (Archive::include_member): Update calls to add_symbols.
4137 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4138 the Layout argument.
4139 * dynobj.h (do_add_symbols): Add the Layout argument.
4140 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4142 * object.h (Object::add_symbols): Add the Layout argument.
4143 (Object::do_add_symbols): Add the Layout argument.
4144 (Sized_relobj::do_add_symbols): Add the Layout argument.
4145 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4146 Unify the two versions.
4147 (Add_plugin_symbols): Remove.
4148 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4149 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4150 (Add_plugin_symbols): Remove.
4151 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4152 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4153 (Add_symbols::run): Make it work with Pulginobj.
4155 2009-02-06 Ian Lance Taylor <iant@google.com>
4157 * object.cc (Sized_relobj::do_layout): Make info message start
4158 with lower case letter.
4160 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4162 * binary.cc: Fix file comment.
4164 * options.h (enum Incremental_disposition): Define.
4165 (class General_options): Add new options: --incremental,
4166 --incremental_changed, --incremental_unchanged,
4167 --incremental_unknown. Add incremental_disposition_ and
4168 implicit_incremental_ fields.
4169 (General_options::incremental_disposition): New function.
4170 (class Position_dependent_options): Add incremental_disposition
4172 (Position_dependent_options::copy_from_options): Set incremental
4174 * options.cc (General_options::parse_incremental_changed): New
4176 (General_options::parse_incremental_unchanged): New function.
4177 (General_options::parse_incremental_unknown): New function.
4178 (General_options::General_options): Initialize new fields
4179 incremental_disposition_ and implicit_incremental_.
4180 (General_options::finalize): Check for uasge of --incremental-*
4181 without --incremental.
4183 2009-02-06 Chris Demetriou <cgd@google.com>
4185 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4186 pointer and to report location as the file name associated with
4188 (gold_undefined_symbol_at_location): New function to replace the
4189 old gold_undefined_symbol functionality.
4190 * target-reloc.h (relocate_section): Update to use
4191 gold_undefined_symbol_at_location.
4192 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4193 Call gold_undefined_symbol function rather than gold_error.
4194 * errors.h (Errors::undefined_symbol): Take location as a
4195 string, rather than calculating it from a relocation.
4196 * errors.cc (Errors::fatal): Print "fatal error:" before the
4198 (Errors::error, Errors::error_at_location): Print "error: "
4199 before the formatted message.
4200 (Errors::undefined_symbol): Take location as a string, rather
4201 than calculating it from a relocation.
4202 (gold_undefined_symbol_at_location): New function akin to
4203 old gold_undefined_symbol, calculates location from relocation.
4204 (gold_undefined_symbol): Change to take only a Symbol pointer
4205 and to report location as the file name associated with the symbol.
4206 * testsuite/debug_msg.sh: Update for changed error messages.
4207 * testsuite/undef_symbol.sh: Likewise.
4209 2009-02-04 Duncan Sands <baldrick@free.fr>
4212 * reduced_debug_output.h
4213 (Output_reduced_debug_abbrev_section::failed): Use format for
4215 (Output_reduced_debug_info_section::faild): Likewise.
4217 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4219 * script.cc (Lazy_demangler): New class.
4220 (Version_script_info::get_symbol_version_helper): Demangle a
4223 2009-01-29 Cary Coutant <ccoutant@google.com>
4225 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4227 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4229 2009-01-28 Ian Lance Taylor <iant@google.com>
4231 * version.cc (version_string): Bump to 1.9.
4233 * gold.h: Include <cstring> and <stdint.h>.
4234 * version.cc: Include <cstdio>.
4235 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4237 * reduced_debug_output.cc (insert_into_vector): Rename from
4238 Insert_into_vector; change all callers. Use Swap_unaligned to
4239 avoid aliasing issue; remove union since it is unnecessary.
4241 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4243 * Makefile.am (CCFILES): Add gc.cc.
4245 * Makefile.in: Regenerate.
4246 * gold.cc (Gc_runner): New class.
4247 (queue_initial_tasks): Call garbage collection related tasks
4248 when corresponding options are invoked.
4249 (queue_middle_gc_tasks): New function.
4250 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4251 processed early before laying out sections during garbage collection.
4252 * gold.h (queue_middle_gc_tasks): New function.
4253 (is_prefix_of): Move from "layout.cc".
4254 * i386.cc (Target_i386::gc_process_relocs): New function.
4255 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4256 * main.cc (main): Create object of class "Garbage_collection".
4257 * object.cc (Relobj::copy_symbols_data): New function.
4258 (Relobj::is_section_name_included): New function.
4259 (Sized_relobj::do_layout): Allow this function to be called twice
4260 during garbage collection and defer layout of section during the
4262 * object.h (Relobj::get_symbols_data): New function.
4263 (Relobj::is_section_name_included): New function.
4264 (Relobj::copy_symbols_data): New function.
4265 (Relobj::set_symbols_data): New function.
4266 (Relobj::get_relocs_data): New function.
4267 (Relobj::set_relocs_data): New function.
4268 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4269 (Relobj::gc_process_relocs): New function.
4270 (Relobj::do_gc_process_relocs): New pure virtual function.
4271 (Relobj::sd_): New data member.
4272 (Sized_relobj::is_output_section_offset_invalid): New function.
4273 (Sized_relobj::do_gc_process_relocs): New function.
4274 * options.h (General_options::gc_sections): Modify to not be a no-op.
4275 (General_options::print_gc_sections): New option.
4276 * plugin.cc (Plugin_finish::run): Remove function call to
4277 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4278 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4279 * reloc.cc (Read_relocs::run): Add task to process relocs and
4280 determine unreferenced sections when doing garbage collection.
4281 (Gc_process_relocs): New class.
4282 (Sized_relobj::do_gc_process_relocs): New function.
4283 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4284 sections that are garbage collected.
4285 * reloc.h (Gc_process_relocs): New class.
4286 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4287 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4288 symbols whose corresponding sections are garbage collected.
4289 (Symbol_table::Symbol_table): Add new parameter for the garbage
4291 (Symbol_table::gc_mark_undef_symbols): New function.
4292 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4293 (Symbol_table::gc_mark_dyn_syms): New function.
4294 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4296 (Symbol_table::add_from_object): Likewise.
4297 (Symbol_table::add_from_relobj): When building shared objects, do not
4298 treat externally visible symbols as garbage.
4299 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4300 table information for static and relocatable links.
4301 * symtab.h (Symbol_table::set_gc): New function.
4302 (Symbol_table::gc): New function.
4303 (Symbol_table::gc_mark_undef_symbols): New function.
4304 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4305 (Symbol_table::gc_mark_dyn_syms): New function.
4306 (Symbol_table::gc_): New data member.
4307 * target.h (Sized_target::gc_process_relocs): New pure virtual
4309 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4310 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4312 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4314 * options.h (General_options::gc_sections): Define as a no-op for now.
4315 (General_options::no_keep_memory): Ditto.
4316 (General_options::Bshareable): Define.
4317 * options.cc (General_options::finalize): Honor -Bshareable.
4319 2009-01-20 Andreas Schwab <schwab@suse.de>
4321 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4322 read the value in the contents, since we don't use it. Use the
4323 template endianness when writing.
4324 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4326 2009-01-19 Andreas Schwab <schwab@suse.de>
4328 * configure.tgt (powerpc64-*): Fix targ_obj.
4330 2009-01-15 Ian Lance Taylor <iant@google.com>
4332 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4333 local symbols when stripping all symbols.
4335 2009-01-14 Cary Coutant <ccoutant@google.com>
4337 * output.cc (Output_reloc): Add explicit instantiations.
4339 2009-01-14 Cary Coutant <ccoutant@google.com>
4341 * archive.cc (Archive::get_elf_object_for_member): Remove call
4342 to File_read::claim_for_plugin.
4343 * descriptors.cc (Descriptors::open): Remove reference to
4345 (Descriptors::claim_for_plugin): Remove.
4346 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4347 (Descriptors::is_claimed): Remove.
4348 (claim_descriptor_for_plugin): Remove.
4349 * fileread.cc (File_read::claim_for_plugin): Remove.
4350 * fileread.h (File_read::claim_for_plugin): Remove.
4351 (File_read::descriptor): Reopen descriptor if necessary.
4352 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4353 (Plugin_manager::all_symbols_read): Add task parameter. Change
4355 (Plugin_manager::get_input_file): New function.
4356 (Plugin_manager::release_input_file): New function.
4357 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4358 corresponding data member.
4359 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4360 and pass to base constructor. Change all callers.
4361 (get_input_file, release_input_file): New functions.
4362 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4363 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4364 (Plugin_manager::all_symbols_read): Add task parameter.
4365 (Plugin_manager::get_input_file): New function.
4366 (Plugin_manager::release_input_file): New function.
4367 (Plugin_manager::task_): New data member.
4368 (Pluginobj::Pluginobj): Add filesize parameter.
4369 (Pluginobj::filename): New function.
4370 (Pluginobj::descriptor): New function.
4371 (Pluginobj::filesize): New function.
4372 (Pluginobj::filesize_): New data member.
4373 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4374 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4375 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4377 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4378 with archive libraries.
4379 * testsuite/Makefile.in: Regenerate.
4380 * testsuite/plugin_test.c (struct sym_info): New type.
4381 (get_input_file, release_input_file): New static variables.
4382 (onload): Capture new transfer vector entries.
4383 (claim_file_hook): Stop reading at end of file according to filesize.
4384 Factor out parsing of readelf output into separate function.
4385 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4386 APIs and get the source file name from the symbol table. Convert
4387 source file name to corresponding object file name. Print info
4388 message when adding new input files.
4389 (parse_readelf_line): New function.
4390 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4391 * testsuite/plugin_test_2.sh: Likewise.
4392 * testsuite/plugin_test_3.sh: Likewise.
4393 * testsuite/plugin_test_4.sh: New test case.
4395 2009-01-07 Ian Lance Taylor <iant@google.com>
4397 * version.cc (version_string): Bump to 1.8.
4399 2008-12-23 Cary Coutant <ccoutant@google.com>
4401 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4402 * plugin.cc (Plugin_manager::finish): Rename as
4403 layout_deferred_objects. Move cleanup to separate function.
4404 (Plugin_manager::cleanup): New function.
4405 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4407 * plugin.h (Plugin_manager::finish): Rename as
4408 layout_deferred_objects.
4409 (Plugin_manager::cleanup): New function.
4410 (Plugin_manager::cleanup_done): New field.
4412 2008-12-23 Cary Coutant <ccoutant@google.com>
4414 * plugin.cc (is_visible_from_outside): New function.
4415 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4416 so we don't return "IR only" status for exported symbols or -r links.
4418 * testsuite/Makefile.am (plugin_test_3): New test case.
4419 * testsuite/Makefile.in: Regenerate.
4420 * testsuite/plugin_test_3.sh: New file.
4422 2008-12-22 Cary Coutant <ccoutant@google.com>
4424 * object.cc (Sized_relobj::layout_section): New function.
4425 (Sized_relobj::do_layout): Defer layout of input sections until after
4426 plugin has provided replacement files.
4427 (Sized_relobj::do_layout_deferred_sections): New function.
4428 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4429 (Relobj::layout_deferred_sections): New function.
4430 (Relobj::do_layout_deferred_sections): New function.
4431 (Sized_relobj::do_layout_deferred_sections): New function.
4432 (Sized_relobj::layout_section): New function.
4433 (Sized_relobj::Deferred_layout): New structure.
4434 (Sized_relobj::deferred_layout_): New field.
4435 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4436 Change all callers. Layout deferred sections.
4437 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4439 (Plugin_hook::run): Move code from do_plugin_hook inline.
4440 (Plugin_hook::do_plugin_hook): Remove.
4441 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4442 (Plugin_manager::finish): Renamed, was cleanup.
4443 (Plugin_manager::should_defer_layout): New function.
4444 (Plugin_manager::add_deferred_layout_object): New function.
4445 (Plugin_manager::Deferred_layout_list): New type.
4446 (Plugin_manager::deferred_layout_objects_): New field.
4447 (Plugin_hook::do_plugin_hook): Remove.
4449 2008-12-17 Ian Lance Taylor <iant@google.com>
4451 * options.h (class General_options): Add --no case for
4454 2008-12-16 Cary Coutant <ccoutant@google.com>
4456 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4458 (Plugin_manager::claim_file): Create plugin object even if
4459 plugin did not call the add_symbols callback.
4460 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4461 asking for more symbols than were added.
4462 * testsuite/Makefile.am (plugin_test_1): Add test case with
4464 (empty.syms): New target.
4465 * testsuite/Makefile.in: Regenerate.
4466 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4467 message. Don't call add_symbols if no globals.
4468 (all_symbols_read_hook): Don't provide replacement for empty
4471 2008-12-12 Ian Lance Taylor <iant@google.com>
4473 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4474 r_type == 0 for a local symbol with r_sym == 0.
4475 (scan_relocatable_relocs): Pass r_sym to
4476 local_non_section_strategy.
4477 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4480 * configure.ac: Update test for TLS descriptors: they are
4481 supported as of glibc 2.9.
4482 * configure: Rebuild.
4484 2008-12-11 Ian Lance Taylor <iant@google.com>
4487 * target-reloc.h (Default_scan_relocatable_relocs): For each
4488 function, map r_type == 0 to RELOC_DISCARD.
4490 2008-12-10 Cary Coutant <ccoutant@google.com>
4492 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4493 object to override a kept COMDAT group from a plugin object.
4495 2008-12-09 Ian Lance Taylor <iant@google.com>
4498 * yyscript.y (file_cmd): Handle INPUT.
4500 * testsuite/initpri1.c: Change all declarations to be full
4501 prototypes by adding void, to avoid compiler warnings.
4503 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4505 * options.cc (General_options::parse_plugin_opt): New.
4506 (General_options::add_plugin): The argument now is just the filename.
4507 (General_options::add_plugin_option): New.
4508 * options.h (plugin_opt): New.
4509 (add_plugin): Change argument name.
4510 (add_plugin_option): New.
4511 * plugin.cc (Plugin::load): Don't parse the plugin option.
4512 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4513 (Plugin::add_option): New.
4514 (Plugin::args_): Change type.
4515 (Plugin::filename_): New.
4516 (Plugin_manager::add_plugin_option): New.
4517 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4518 * testsuite/Makefile.in: Regenerate.
4520 2008-12-05 Cary Coutant <ccoutant@google.com>
4522 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4523 Handle --strip-lto-sections option.
4524 * options.h (strip_lto_sections): New option.
4526 2008-12-01 Cary Coutant <ccoutant@google.com>
4528 * plugin.cc (ld_plugin_message): Change format parameter to const.
4529 Fix mismatch between new[] and delete.
4531 2008-11-14 Cary Coutant <ccoutant@google.com>
4533 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4536 2008-11-05 Craig Silverstein <csilvers@google.com>
4538 * options.cc (General_options::parse_dynamic_list): New function.
4539 * options.h (General_options): New flags dynamic_list,
4540 dynamic_list_data, dynamic_list_cpp_new, and
4541 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4542 (General_options::in_dynamic_list): New function.
4543 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4544 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4545 (Lex::can_continue_name): Likewise.
4547 (read_script_file): New parameter script_options.
4548 (read_dynamic_list): New function.
4549 (Script_options::define_dynamic_list): New function.
4550 (dynamic_list_keyword_parsecodes): New variable.
4551 (dynamic_list_keywords): New variable.
4552 * script.h (Script_options::define_dynamic_list): New function
4554 (read_dynamic_list): New function prototype.
4555 * symtab.cc (strprefix): New macro.
4556 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4557 dynamic_list_data, dynamic_list_cpp_new, and
4558 dynamic_list_cpp_typeinfo.
4559 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4560 (dynamic_list_expr): New rule.
4561 (dynamic_list_nodes): Likewise.
4562 (dynamic_list_node): Likewise.
4563 * testsuite/Makefile.am (dynamic_list): New test.
4564 * testsuite/Makefile.in: Regenerated.
4565 * testsuite/dynamic_list.t: New file.
4566 * testsuite/dynamic_list.sh: New file.
4568 2008-11-05 Craig Silverstein <csilvers@google.com>
4570 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4571 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4572 (t11_last): Likewise.
4573 * testsuite/ver_test_6.c (main): Likewise.
4575 2008-10-07 Cary Coutant <ccoutant@google.com>
4577 * options.c (General_options::finalize): Add check for -static and
4579 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4582 2008-10-02 Cary Coutant <ccoutant@google.com>
4584 * plugin.cc (make_sized_plugin_object): Fix conditional
4585 compilation to work when not all targets are enabled.
4587 2008-09-29 Cary Coutant <ccoutant@google.com>
4589 * archive.cc (Archive::get_file_and_offset): Use filename instead
4590 of name to get library path.
4591 (Archive::include_member): Unlock external member of a thin archive.
4593 * testsuite/Makefile.am (TEST_AR): New variable.
4594 (thin_archive_test_1): New test.
4595 (thin_archive_test_2): New test.
4596 * testsuite/Makefile.in: Regenerate.
4597 * testsuite/thin_archive_main.cc: New file.
4598 * testsuite/thin_archive_test_1.cc: New file.
4599 * testsuite/thin_archive_test_2.cc: New file.
4600 * testsuite/thin_archive_test_3.cc: New file.
4601 * testsuite/thin_archive_test_4.cc: New file.
4603 2008-09-29 Cary Coutant <ccoutant@google.com>
4605 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4606 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4608 (Sized_relobj::do_finalize_local_symbols): Likewise.
4609 (Sized_relobj::map_to_kept_section): Likewise.
4610 * object.h (Sized_relobj::invalid_address): New constant.
4611 (Sized_relobj::do_output_section_offset): Check for invalid_address
4613 * output.cc (Output_reloc::local_section_offset): Use constant
4614 invalid_address instead of -1U.
4615 (Output_reloc::get_address): Likewise.
4616 (Output_section::output_address): Change -1U to -1ULL.
4617 * output.h (Output_reloc::invalid_address): New constant.
4618 * reloc.cc (Sized_relobj::write_sections): Use constant
4619 invalid_address instead of -1U.
4620 (Sized_relobj::relocate_sections): Likewise.
4621 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4622 values for merge sections.
4623 * target-reloc.h (relocate_for_relocatable): Use constant
4624 invalid_address instead of -1U.
4626 2008-09-19 Cary Coutant <ccoutant@google.com>
4628 Add plugin functionality for link-time optimization (LTO).
4629 * configure.ac (plugins): Add --enable-plugins option.
4630 * configure: Regenerate.
4631 * config.in: Regenerate.
4632 * Makefile.am (LIBDL): New variable.
4633 (CCFILES): Add plugin.cc.
4634 (HFILES): Add plugin.h.
4635 (ldadd_var): Add LIBDL.
4636 * Makefile.in: Regenerate.
4638 * archive.cc: Include "plugin.h".
4639 (Archive::setup): Don't preread archive symbols when using a plugin.
4640 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4641 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4643 (Archive::include_member): Add symbols from plugin objects.
4644 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4645 * descriptors.cc (Descriptors::open): Check for file descriptors
4646 abandoned by plugins.
4647 (Descriptors::claim_for_plugin): New function.
4648 * descriptors.h (Descriptors::claim_for_plugin): New function.
4649 (Open_descriptor::is_claimed): New field.
4650 (claim_descriptor_for_plugin): New function.
4651 * fileread.cc (File_read::claim_for_plugin): New function.
4652 * fileread.h (File_read::claim_for_plugin): New function.
4653 (File_read::descriptor): New function.
4654 * gold.cc: Include "plugin.h".
4655 (queue_initial_tasks): Add task to call plugin hooks for generating
4657 * main.cc: Include "plugin.h".
4658 (main): Load plugin libraries.
4659 * object.h (Pluginobj): Declare.
4660 (Object::pluginobj): New function.
4661 (Object::do_pluginobj): New function.
4662 (Object::set_target): New function.
4663 * options.cc: Include "plugin.h".
4664 (General_options::parse_plugin): New function.
4665 (General_options::General_options): Initialize plugins_ field.
4666 (General_options::add_plugin): New function.
4667 * options.h (Plugin_manager): Declare.
4668 (General_options): Add --plugin option.
4669 (General_options::has_plugins): New function.
4670 (General_options::plugins): New function.
4671 (General_options::add_plugin): New function.
4672 (General_options::plugins_): New field.
4673 * plugin.cc: New file.
4674 * plugin.h: New file.
4675 * readsyms.cc: Include "plugin.h".
4676 (Read_symbols::do_read_symbols): Check for archive before checking
4677 for ELF file. Call plugin hooks to claim files.
4678 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4679 from a real object file; force override when processing replacement
4681 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4682 (Symbol::init_base_object): Likewise.
4683 (Symbol::init_base_output_data): Likewise.
4684 (Symbol::init_base_output_segment): Likewise.
4685 (Symbol::init_base_constant): Likewise.
4686 (Symbol::init_base_undefined): Likewise.
4687 (Symbol::output_section): Assert that object is not a plugin.
4688 (Symbol_table::add_from_pluginobj): New function.
4689 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4691 (Symbol_table::sized_write_globals): Likewise.
4692 (Symbol_table::add_from_pluginobj): Instantiate template.
4693 * symtab.h (Sized_pluginobj): Declare.
4694 (Symbol::in_real_elf): New function.
4695 (Symbol::set_in_real_elf): New function.
4696 (Symbol::in_real_elf_): New field.
4697 (Symbol_table::add_from_pluginobj): New function.
4699 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4700 (LIBDL): New variable.
4702 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4703 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4704 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4705 (MOSTLYCLEANFILES): Likewise.
4706 * testsuite/Makefile.in: Regenerate.
4707 * testsuite/plugin_test.c: New file.
4708 * testsuite/plugin_test_1.sh: New file.
4709 * testsuite/plugin_test_2.sh: New file.
4711 2008-09-16 Ian Lance Taylor <iant@google.com>
4713 * target-reloc.h (relocate_section): Check whether a symbol is
4714 defined by the ABI before reporting an undefined symbol error.
4715 * target.h (Target::is_defined_by_abi): Make parameter const.
4716 (Target::do_is_defined_by_abi): Likewise.
4717 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4718 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4719 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4720 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4721 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4722 * testsuite/Makefile.in: Rebuild.
4724 * fileread.cc (make_view): Add casts to avoid warning.
4726 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4728 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4729 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4731 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4733 * options.h (General_options::output_is_executable): New.
4734 (General_options::output_is_pie): New.
4735 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4736 for shared libraries.
4737 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4739 2008-09-11 Chris Demetriou <cgd@google.com>
4741 * options.h (origin): New -z option.
4742 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4743 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4746 2008-09-05 Cary Coutant <ccoutant@google.com>
4748 * fileread.cc (File_read::make_view): Add check for attempt to map
4751 2008-09-05 Cary Coutant <ccoutant@google.com>
4753 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4754 explicit instantiations.
4756 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4759 * options.cc (General_options::finalize): Allow undefined symbols
4760 in shlibs if linking -shared.
4763 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4764 symbols as not needing a dynsym entry.
4766 2008-08-20 Craig Silverstein <csilvers@google.com>
4768 * fileread.cc (File_read::open): Do not lock the file unless it
4769 was successfully opened.
4771 2008-08-14 Cary Coutant <ccoutant@google.com>
4773 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4774 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4775 * testsuite/tls_test.cc (struct int128): 128-bit struct
4776 for testing TLS relocs with non-zero addend.
4777 (v12): New TLS variable.
4779 (t_last): Add check for v12.
4780 * testsuite/tls_test.h (t12): New function.
4781 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4783 2008-08-13 Ian Lance Taylor <iant@google.com>
4785 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4786 set tls_segment_ or relro_segment_.
4787 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4789 * output.h (Output_section::clear_is_relro): New function.
4790 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4791 sections specially even when output_data_ is empty.
4792 (Output_segment::maximum_alignment): When first section is relro,
4793 only force alignment for PT_LOAD segments.
4794 * script.cc (script_data_segment_align): New function.
4795 (script_data_segment_relro_end): New function.
4796 * script-c.h (script_data_segment_align): Declare.
4797 (script_data_segment_relro_end): Declare.
4798 * script-sections.h (class Script_sections): Declare
4799 data_segment_align and data_segment_relro_end. Add fields
4800 segment_align_index_ and saw_relro_end_.
4801 * script-sections.cc (class Sections_element): Add set_is_relro
4802 virtual function. Add new bool* parameter to place_orphan_here.
4803 Add get_output_section virtual function.
4804 (class Output_section_definition): Add set_is_relro. Add new
4805 bool* parameter to place_orphan_here. Add get_output_section.
4806 Add is_relro_ field.
4807 (Output_section_definition::Output_section_definition): Initialize
4808 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4809 and is_relro_ fields.
4810 (Output_section_definition::place_orphan_here): Add is_relro
4812 (Output_section_definition::set_section_addresses): Set relro for
4814 (Output_section_definition::alternate_constraint): Likewise.
4815 (class Orphan_output_section): Add new bool* parameter to
4816 place_orphan_here. Add get_output_section.
4817 (Orphan_output_section::place_orphan_here): Add is_relro
4819 (Script_sections::Script_sections): Initialize
4820 data_segment_align_index_ and saw_relro_end_.
4821 (Script_sections::data_segment_align): New function.
4822 (Script_sections::data_segment_relro_end): New function.
4823 (Script_sections::place_orphan): Set or clear is_relro.
4824 (Script_sections::set_section_addresses): Force alignment of first
4826 * yyscript.y (exp): Call script_data_segment_align and
4827 script_data_segment_relro_end.
4828 * testsuite/relro_script_test.t: New file.
4829 * testsuite/relro_test.cc (using_script): Declare.
4830 (t1, t2): Test using_script.
4831 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4832 (relro_script_test_SOURCES): Define.
4833 (relro_script_test_DEPENDENCIES): Define.
4834 (relro_script_test_LDFLAGS): Define.
4835 (relro_script_test_LDADD): Define.
4836 (relro_script_test.so): New target.
4837 * testsuite/Makefile.in: Rebuild.
4839 2008-08-06 Cary Coutant <ccoutant@google.com>
4841 * archive.cc (Archive::total_archives, Archive::total_members)
4842 (Archive::total_members_loaded): New variables.
4843 (Archive::setup): Add parameter. Add option to preread
4845 (Archive::read_armap): Add counter.
4846 (Archive::get_file_and_offset): New function.
4847 (Archive::get_elf_object_for_member): New function.
4848 (Archive::read_all_symbols): New function.
4849 (Archive::read_symbols): New function.
4850 (Archive::add_symbols): Add counters.
4851 (Archive::include_all_members): Use armap to find members if it's
4853 (Archive::include_member): Skip reading symbols if already read.
4854 Factored code into Archive::get_file_and_offset and
4855 Archive::get_elf_object_for_member. Changed call to
4856 Mapfile::report_include_archive_member.
4857 (Archive::print_stats): New function.
4858 * archive.h: Declare Object and Read_symbols_data classes.
4859 (Archive::Archive): Add initializers for new members.
4860 (Archive::setup): Add parameter.
4861 (Archive::print_stats): New function.
4862 (Archive::total_archives, Archive::total_members)
4863 (Archive::total_members_loaded): New variables.
4864 (Archive::get_file_and_offset): New function.
4865 (Archive::get_elf_object_for_member): New function.
4866 (Archive::read_all_symbols): New function.
4867 (Archive::read_symbols): New function.
4868 (Archive::Archive_member): New class.
4869 (Archive::members_): New member.
4870 (Archive::num_members_): New member.
4871 * main.cc: Include archive.h.
4872 (main): Call Archive::print_stats.
4873 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4874 archive parameter; member_name is now the fully-decorated name.
4875 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4876 * options.h: (General_options): Add --preread-archive-symbols option.
4877 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4880 2008-08-04 Ian Lance Taylor <iant@google.com>
4882 * symtab.h (Symbol::use_plt_offset): New function.
4883 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4884 * powerpc.cc (Relocate::relocate): Likewise.
4885 * sparc.cc (Relocate::relocate): Likewise.
4886 * x86_64.cc (Relocate::relocate): Likewise.
4887 * testsuite/weak_plt.sh: New test.
4888 * testsuite/weak_plt_main.cc: New test.
4889 * testsuite/weak_plt_shared.cc: New test.
4890 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4891 (check_PROGRAMS): Add weak_plt.
4892 (check_DATA): Add weak_plt_shared.so.
4893 (weak_plt_main_pic.o, weak_plt): New targets.
4894 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4895 * testsuite/Makefile.in: Rebuild.
4897 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4899 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4900 * testsuite/Makefile.in: Rebuild.
4902 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4904 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4905 * Makefile.in: Regenerate.
4906 * po/POTFILES.in: Regenerate.
4908 2008-07-29 Ian Lance Taylor <iant@google.com>
4910 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4911 symbols before other symbols.
4912 * testsuite/script_test_2.cc (test_addr): Declare.
4913 (test_addr_alias): Declare.
4914 (main): Check that test_addr and test_addr_alias have the right
4916 * testsuite/script_test_2.t: Define test_addr_alias and
4919 2008-07-24 Ian Lance Taylor <iant@google.com>
4922 * descriptors.cc: New file.
4923 * descriptors.h: New file.
4924 * gold-threads.h (class Hold_optional_lock): New class.
4925 * fileread.cc: Include "descriptors.h".
4926 (File_read::~File_read): Release descriptor rather than closing
4928 (File_read::open) [file]: Call open_descriptor rather than open.
4929 Set is_descriptor_opened_.
4930 (File_read::open) [memory]: Assert that descriptor is not open.
4931 (File_read::reopen_descriptor): New function.
4932 (File_read::release): Release descriptor.
4933 (File_read::do_read): Make non-const. Reopen descriptor.
4934 (File_read::read): Make non-const.
4935 (File_read::make_view): Reopen descriptor.
4936 (File_read::do_readv): Likewise.
4937 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4938 Update declarations.
4939 * layout.cc: Include "descriptors.h".
4940 (Layout::create_build_id): Use open_descriptor rather than open.
4941 * output.cc: Include "descriptors.h".
4942 (Output_file::open): Use open_descriptor rather than open.
4943 * archive.cc (Archive::const_iterator): Change Archive to be
4945 (Archive::begin, Archive::end): Make non-const.
4946 (Archive::count_members): Likewise.
4947 * archive.h (class Archive): Update declarations.
4948 * object.h (Object::read): Make non-const.
4949 * Makefile.am (CCFILES): Add descriptors.cc.
4950 (HFILES): Add descriptors.h.
4951 * Makefile.in: Rebuild.
4954 * gold.h: Always include <clocale>. Add Solaris workarounds
4955 following code in binutils/sysdep.h.
4958 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4959 this->eh_frame_hdr_ is NULL before using it.
4961 * dynobj.cc (Versions::Versions): Update comment.
4963 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4964 the base version name.
4966 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4967 array size plus one.
4968 (Stringpool_template::set_string_offsets): Subtract one from key
4969 before using it as an array index.
4970 (Stringpool_template::get_offset_with_length): Likewise.
4971 (Stringpool_template::write_to_buffer): Likewise.
4972 * stringpool.h (Stringpool_template::get_offset_from_key):
4975 2008-07-23 Ian Lance Taylor <iant@google.com>
4978 * object.h (Merged_symbol_value::value): Do our best to handle a
4982 * script.cc (Version_script_info::get_versions): Don't add empty
4983 version tag to return value.
4984 (Version_script_info::get_symbol_version_helper): Change return
4985 type to bool. Add pversion parameter. Change all callers.
4986 (script_register_vers_node): Don't require a non-NULL tag.
4987 * script.h (class Version_script_info): Update declarations.
4988 (Version_script_info::get_symbol_version): Change return type to
4989 bool. Add version parameter. Change all callers.
4990 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4991 handling. Handle an empty version from a version script.
4992 (Symbol_table::define_special_symbol): Likewise.
4993 * testsuite/ver_test_10.script: New file.
4994 * testsuite/ver_test_10.sh: New file.
4995 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4996 (check_DATA): Add ver_test_10.syms.
4997 (ver_test_10.syms, ver_test_10.so): New target.
4998 * testsuite/Makefile.in: Rebuild.
5000 2008-07-23 Simon Baldwin <simonb@google.com>
5002 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5003 to zero for undefined symbols from dynamic libraries.
5005 2008-07-23 Ian Lance Taylor <iant@google.com>
5007 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5009 * symtab.h (class Symbol_table): Update declaration.
5010 * testsuite/ver_test_9.cc: New file.
5011 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5012 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5013 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5014 (ver_test_9.so, ver_test_9.o): New targets.
5015 * testsuite/Makefile.in: Rebuild.
5017 2008-07-22 Ian Lance Taylor <iant@google.com>
5019 * options.h (class General_options): Define --check-sections.
5020 * layout.cc (Layout::set_segment_offsets): Handle
5023 * options.h (class General_options): Define -n/--nmagic and
5025 * options.cc (General_options::finalize): For -n/--nmagic or
5026 -N/--omagic, set -static.
5027 * layout.cc (Layout::attach_allocated_section_to_segment): If
5028 -N/--omagic, don't put read-only and read-write sections in
5030 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5031 finding a read-only segment.
5032 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5033 don't set the minimum segment alignment to the common page size,
5034 and don't set the file offset to the address modulo the page size.
5035 * script-sections.cc (Script_sections::create_segments): If
5036 -n/--omagic, don't put read-only and read-write sections in
5039 * cref.cc: New file.
5041 * options.h (class General_options): Add --print-symbol-counts.
5042 * main.cc (main): Issue defined symbol report if requested.
5043 * archive.cc (Archive::interpret_header): Make into a const member
5045 (Archive::add_symbols): Call Input_objects::archive_start and
5047 (Archive::const_iterator): Define new class.
5048 (Archive::begin, Archive::end): New functions.
5049 (Archive::include_all_members): Rewrite to use iterator.
5050 (Archive::count_members): New function.
5051 * archive.h (class Archive): Update declarations.
5052 (Archive::filename): New function.
5053 * object.cc: Include "cref.h".
5054 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5055 (Sized_relobj::do_get_global_symbol_counts): New function.
5056 (Input_objects::add_object): Add object to cross-referencer.
5057 (Input_objects::archive_start): New function.
5058 (Input_objects::archive_stop): New function.
5059 (Input_objects::print_symbol_counts): New function.
5060 * object.h: Declare Cref and Archive.
5061 (Object::get_global_symbol_counts): New function.
5062 (Object::do_get_global_symbol_counts): New pure virtual function.
5063 (class Sized_relobj): Add defined_count_ field. Update
5065 (class Input_objects): Add cref_ field. Update constructor.
5066 Update declarations.
5067 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5069 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5071 (Sized_dynobj::do_get_global_symbol_counts): New function.
5072 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5073 defined_count_. Update declarations. Define Symbols typedef.
5074 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5075 parameter. Change all callers.
5076 (Symbol_table::add_from_dynobj): Add sympointers and defined
5077 parameters. Change all callers.
5078 * symtab.h (class Symbol_table): Update declarations.
5079 * Makefile.am (CCFILES): Add cref.cc.
5080 (HFILES): Add cref.h.
5081 * Makefile.in: Rebuild.
5083 2008-07-22 Simon Baldwin <simonb@google.com>
5085 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5086 to zero when writing undefined symbols.
5088 2008-07-22 Ian Lance Taylor <iant@google.com>
5090 * output.cc (Output_section::add_input_section): Don't try to
5091 merge empty merge sections.
5093 2008-07-21 Craig Silverstein <csilvers@google.com>
5095 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5096 Include symbol version in error message.
5098 2008-07-20 Chris Demetriou <cgd@google.com>
5100 * configure.ac (gold_cv_c_random_seed): New configured variable.
5101 (RANDOM_SEED_CFLAGS): New substituted variable.
5102 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5103 * configure: Rebuild.
5104 * Makefile.in: Likewise.
5105 * testsuite/Makefile.in: Likewise.
5107 2008-07-18 Ian Lance Taylor <iant@google.com>
5109 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5110 where we see NAME/NULL and NAME/VERSION as separate symbols.
5111 * testsuite/ver_test_main.cc (main): Call t4.
5112 (t4, t4_2a): Define.
5113 * testsuite/ver_test_2.cc (t4_2): Define.
5114 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5115 * testsuite/ver_test_4.cc (t4_2a): Define.
5116 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5117 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5119 2008-07-17 Ian Lance Taylor <iant@google.com>
5121 * dynobj.cc (Versions::add_def): If we give an error about a
5122 missing version, go ahead and create the version anyhow.
5124 2008-07-10 Ian Lance Taylor <iant@google.com>
5126 Handle output sections with more than 0x7fffffff bytes.
5127 * object.h (class Relobj): Change map_to_output_ to
5128 output_sections_, and just keep a section pointer. Change all
5129 uses. Move comdat group support to Sized_relobj.
5130 (Relobj::is_section_specially_mapped): Remove.
5131 (Relobj::output_section): Remove poff parameter. Change all
5133 (Relobj::output_section_offset): New function.
5134 (Relobj::set_section_offset): Rewrite.
5135 (Relobj::map_to_output): Remove.
5136 (Relobj::output_sections): New function.
5137 (Relobj::do_output_section_offset): New pure virtual function.
5138 (Relobj::do_set_section_offset): Likewise.
5139 (class Sized_relobj): Add section_offsets_ field. Add comdat
5140 group support from Relobj. Update declarations.
5141 (Sized_relobj::get_output_section_offset): New function.
5142 (Sized_relobj::do_output_section_offset): New function.
5143 (Sized_relobj::do_set_section_offset): New function.
5144 * object.cc (Relobj::output_section_address): Remove.
5145 (Sized_relobj::Sized_relobj): Initialize new fields.
5146 (Sized_relobj::include_section_group): Cast find_kept_object to
5148 (Sized_relobj::include_linkonce_section): Likewise.
5149 (Sized_relobj::do_layout): Use separate arrays for output section
5151 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5153 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5154 output_sections and section_offsets.
5155 (Sized_relobj::write_local_symbols): Likewise.
5156 (map_to_kept_section): Compute output address directly.
5157 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5158 output_sections and section_offsets.
5159 (Sized_relobj::write_sections): Likewise.
5160 (Sized_relobj::relocate_sections): Likewise.
5161 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5162 * output.h (class Output_reloc): Update declarations. Change
5163 u2_.relobj to Sized_relobj*.
5164 (class Output_data_reloc): Change add functions to use
5166 * output.cc (Output_reloc::Output_reloc): Change relobj to
5168 (Output_reloc::local_section_offset): Change return type to
5169 Elf_Addr. Use get_output_section_offset.
5170 (Output_reloc::get_address): Likewise.
5171 (Output_section::is_input_address_mapped): Don't call
5172 is_section_specially_mapped.
5173 (Output_section::output_offset): Likewise.
5174 (Output_section::output_address): Likewise.
5175 (Output_section::starting_output_address): Likewise.
5176 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5177 parameter to Sized_relobj*.
5178 (Copy_relocs::need_copy_reloc): Likewise.
5179 (Copy_relocs::save): Likewise.
5180 * copy-relocs.h (class Copy_relocs): Update declarations.
5181 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5182 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5183 * target-reloc.h (relocate_for_relocatable): Change
5184 offset_in_output_section type to Elf_Addr. Change code that uses
5186 * layout.cc (Layout::layout): Always set *off.
5187 * mapfile.cc (Mapfile::print_input_section): Use
5188 output_section_offset.
5189 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5191 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5192 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5193 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5195 2008-07-03 Ian Lance Taylor <iant@google.com>
5197 * layout.cc (Layout::include_section): Do not discard unrecognized
5198 SHT_STRTAB sections.
5200 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5202 * script.cc (Lex::can_continue_name): Make '?' allowable in
5203 version-script names.
5204 * testsuite/version_script.map: Change glob pattern to use '?'
5206 2008-06-30 Manish Singh <yosh@gimp.org>
5209 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5212 2008-06-30 Ian Lance Taylor <iant@google.com>
5216 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5217 versions]: Don't try to read the value in the contents, since we
5218 don't use it. Use the template endianness when writing.
5220 2008-06-25 Cary Coutant <ccoutant@google.com>
5222 * fileread.cc (File_read::make_view): Assert on zero-length view.
5223 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5224 symbol table when there are no symbols to read.
5226 2008-06-23 Craig Silverstein <csilvers@google.com>
5228 * version.cc (version_string): Bump to 1.7
5230 2008-06-18 Craig Silverstein <csilvers@google.com>
5232 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5233 constant 0xFFFF to type Valtype.
5234 (Powerpc_relocate_functions::rel16_ha): Likewise.
5236 2008-06-17 Ian Lance Taylor <iant@google.com>
5238 * output.h (Output_section::Input_section): Initialize p2align_ to
5239 zero for Output_section_data constructors.
5240 (Output_section::Input_section::addralign): If not an input
5241 section, return the alignment of the Output_section_data.
5242 * testsuite/copy_test.cc: New file.
5243 * testsuite/copy_test_1.cc: New file.
5244 * testsuite/copy_test_2.cc: New file.
5245 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5246 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5247 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5248 (copy_test_1_pic.o, copy_test_1.so): New targets.
5249 (copy_test_2_pic.o, copy_test_2.so): New targets.
5250 * testsuite/Makefile.in: Rebuild.
5252 * script-sections.cc (Script_sections::place_orphan): Initialize
5253 local variable exact.
5255 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5257 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5259 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5260 David S. Miller <davem@davemloft.net>
5262 * powerpc.cc: New file.
5263 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5264 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5265 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5266 * Makefile.in: Rebuild.
5268 2008-06-09 Ian Lance Taylor <iant@google.com>
5270 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5272 (throwing, orig_terminate): New static variables.
5273 (terminate_handler): New static function.
5274 (t2): Set terminate handler.
5276 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5279 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5282 2008-05-30 Cary Coutant <ccoutant@google.com>
5284 * archive.cc (Archive::include_all_members) Correct to step
5285 over symbol table and extended name table in thin archives.
5287 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5290 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5293 2008-05-28 Caleb Howe <cshowe@google.com>
5295 * reduced_debug_output.cc: New file.
5296 * reduced_debug_output.h: New file.
5297 * options.h (class General_options): Add --strip-debug-non-line.
5298 * options.cc (General_options::finalize): Add strip_debug_non_line
5299 to the strip heirarchy.
5300 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5302 * layout.cc: Include "reduced_debug_output.h".
5303 (Layout::Layout): Initialize new fields.
5304 (line_only_debug_sections): New static array.
5305 (is_lines_only_debug_sections): New static inline function.
5306 (Layout::include_section): Handle --strip-debug-non-line.
5307 (Layout::make_output_section): If --strip-debug-non-line, build
5308 new output sections for .debug_abbrev and .debug_info.
5309 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5310 gold. Warn about possible overflow.
5311 (read_signed_LEB_128): Likewise.
5312 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5313 (read_signed_LEB_128): Declare.
5314 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5315 (HFILES): Add reduced_debug_output.h.
5316 * Makefile.in: Rebuild.
5318 2008-05-21 Ian Lance Taylor <iant@google.com>
5320 * mapfile.cc: New file.
5321 * mapfile.h: New file.
5322 * options.h (class General_options): Add -M/--print-map and -Map.
5323 * options.cc (General_options::finalize): Make -M equivalent to
5325 * main.cc: Include <cstdio> and "mapfile.h".
5326 (main): Open mapfile if requested.
5327 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5328 constructor. Change caller.
5329 (queue_initial_tasks): Add mapfile parameter. Change caller.
5330 (queue_middle_tasks): Likewise.
5331 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5333 * archive.cc: Include "mapfile.h".
5334 (Archive::add_symbols): Add mapfile parameter. Change all
5335 callers. Pass mapfile, symbol, and reason to include_member.
5336 (Archive::include_all_members): Add mapfile parameter. Change all
5338 (Archive::include_member): Add mapfile, sym, and why parameters.
5339 Change all callers. Report inclusion to map file.
5340 * archive.h: Include "fileread.h".
5341 (class Archive): Update declarations.
5342 (Archive::file): New const method.
5343 (class Add_archive_symbols): Add mapfile_ field. Update
5344 constructor. Change all callers.
5345 * readsyms.h (class Read_symbols): Likewise.
5346 (class Finish_group): Likewise.
5347 (class Read_script): Likewise.
5348 * common.cc: Include "mapfile.h".
5349 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5351 (Symbol_table::do_allocate_commons): Likewise.
5352 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5353 symbol allocation to mapfile.
5354 * common.h (class Allocate_commons_task): Add mapfile_ field.
5355 Update constructor. Change all callers.
5356 * symtab.h (class Symbol_table): Update declarations.
5357 * layout.cc: Include "mapfile.h".
5358 (Layout_task_runner::run): Print information to mapfile.
5359 (Layout::create_gold_note): Change Output_data_fixed_space to
5360 Output_data_zero_fill.
5361 (Layout::create_build_id): Likewise.
5362 (Layout::print_to_mapfile): New function.
5363 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5364 constructor. Change caller.
5365 (class Layout): Declare print_to_mapfile.
5366 * output.cc (Output_section::Input_section::print_to_mapfile): New
5368 (Output_section::add_input_section): If producing a map, always
5369 add to input_sections_ list.
5370 (Output_section::do_print_to_mapfile): New function.
5371 (Output_segment::print_sections_to_mapfile): New function.
5372 (Output_segment::print_section_list_to_mapfile): New function.
5373 * output.h: Include "mapfile.h".
5374 (Output_data::print_to_mapfile): New function.
5375 (Output_data::do_print_to_mapfile): New virtual function.
5376 (Output_segment_headers::do_print_to_mapfile): New function.
5377 (Output_file_header::do_print_to_mapfile): New function.
5378 (Output_data_const::do_print_to_mapfile): New function.
5379 (class Output_data_const_buffer): Add map_name_ field. Update
5380 constructor. Change all callers. Add do_print_to_mapfile
5382 (class Output_data_fixed_space): Likewise.
5383 (class Output_data_space): Likewise.
5384 (class Output_data_zero_fill): New class.
5385 (Output_data_strtab::do_print_to_mapfile): New function.
5386 (Output_data_reloc_base::do_print_to_mapfile): New function.
5387 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5388 (Output_data_group::do_print_to_mapfile): New function.
5389 (Output_data_got::do_print_to_mapfile): New function.
5390 (Output_data_dynamic::do_print_to_mapfile): New function.
5391 (Output_symtab_xindex::do_print_to_mapfile): New function.
5392 (class Output_section): Declare do_print_to_mapflie. Declare
5393 print_to_mapfile in Input_section.
5394 (class Output_segment): Declare new functions.
5395 * object.h (Sized_relobj::symbol_count): New function.
5396 * script-sections.cc
5397 (Output_section_element_dot_assignment::set_section_addresses):
5398 Change Output_data_fixed_space to Output_data_zero_fill.
5399 (Output_data_expression::do_print_to_mapfile): New function.
5400 * script.cc (read_input_script): Add mapfile parameter. Change
5402 * script.h (read_input_script): Update declaration.
5403 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5404 (Eh_frame::do_print_to_mapfile): New function.
5405 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5406 (Output_merge_string::do_print_to_mapfile): New function.
5407 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5409 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5411 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5413 * Makefile.am (CCFILES): Add mapfile.cc.
5414 (HFILES): Add mapfile.h.
5415 * Makefile.in: Rebuild.
5417 2008-05-19 Ian Lance Taylor <iant@google.com>
5419 * options.h (class General_options): Add -z relro.
5420 * layout.cc (Layout::Layout): Initialize relro_segment_.
5421 (Layout::add_output_section_data): Return the output section.
5422 (Layout::make_output_section): Rcognize relro sections and mark
5424 (Layout::attach_allocated_section_to_segment): Put relro sections
5425 in a PT_GNU_RELRO segment.
5426 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5428 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5430 (Layout::linkonce_mapping): Map d.rel.ro.local to
5432 (Layout::output_section_name): Us .data.rel.ro.local for any
5433 section which begins with that.
5434 * layout.h (class Layout): Update add_output_section_data
5435 declaration. Add relro_segment_ field.
5436 * output.cc (Output_section::Output_section): Initialize is_relro_
5437 and is_relro_local_ fields.
5438 (Output_segment::add_output_section): Group relro sections.
5439 (Output_segment::is_first_section_relro): New function.
5440 (Output_segment::maximum_alignment): If there is a relro section,
5441 align the segment to the common page size.
5442 (Output_segment::set_section_addresses): Track whether we are
5443 looking at relro sections. If the last section is a relro
5444 section, align to the common page size.
5445 (Output_segment::set_section_list_addresses): Add in_relro
5446 parameter. Change all callers. Align to the page size when
5447 moving from relro to non-relro section.
5448 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5450 * output.h (class Output_section): Add is_relro_ and
5451 is_relro_local_ fields.
5452 (Output_section::is_relro): New function.
5453 (Output_section::set_is_relro): New function.
5454 (Output_section::is_relro_local): New function.
5455 (Output_section::set_is_relro_local): New function.
5456 (class Output_segment): Update declarations.
5457 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5458 * sparc.cc (Target_sparc::got_section): Likewise.
5459 * x86_64.cc (Target_x86_64::got_section): Likewise.
5460 * testsuite/relro_test_main.cc: New file.
5461 * testsuite/relro_test.cc: New file.
5462 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5463 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5464 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5465 (relro_test.so, relro_test_pic.o): New targets.
5466 * testsuite/Makefile.in: Rebuild.
5468 2008-05-16 Ian Lance Taylor <iant@google.com>
5470 * output.cc (Output_segment::add_output_section): Remove front
5472 * output.h (class Output_segment): Remove
5473 add_initial_output_section and overloaded add_output_section.
5474 Update declaration of remaining add_output_section.
5475 * layout.cc (Layout::create_interp): Call add_output_section
5476 rather than add_initial_output_section.
5477 (Layout::finish_dynamic_section): Likewise.
5479 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5480 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5481 know the dynamic type.
5482 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5483 field. Initialize it in constructor.
5484 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5485 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5486 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5489 * output.cc (Output_reloc::get_address): Change return type to
5491 * output.h (class Output_reloc): Update get_address declaration.
5492 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5493 for section addresses.
5495 2008-05-09 Ian Lance Taylor <iant@google.com>
5498 * gold.cc (gold_nomem): Use return value of write.
5500 2008-05-08 Ian Lance Taylor <iant@google.com>
5502 * symtab.c (Symbol::init_base_output_data): Add version
5503 parameter. Change all callers.
5504 (Symbol::init_base_output_segment): Likewise.
5505 (Symbol::init_base_constant): Likewise.
5506 (Symbol::init_base_undefined): Likewise.
5507 (Sized_symbol::init_output_data): Likewise.
5508 (Sized_symbol::init_output_segment): Likewise.
5509 (Sized_symbol::init_constant): Likewise.
5510 (Sized_symbol::init_undefined): Likewise.
5511 (Symbol_table::do_define_in_output_data): If the new symbol has a
5512 version, mark it as the default.
5513 (Symbol_table::do_define_in_output_segment): Likewise.
5514 (Symbol_table::do_define_as_constant): Likewise.
5515 * symtab.h (class Symbol): Update declarations.
5516 (class Sized_symbol): Likewise.
5517 * resolve.cc (Symbol::override_version): New function.
5518 (Symbol::override_base): Call override_version.
5519 (Symbol::override_base_with_special): Likewise.
5520 * testsuite/ver_script_8.script: New file.
5521 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5522 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5523 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5524 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5526 2008-05-06 Ian Lance Taylor <iant@google.com>
5529 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5531 (class General_options): Remove existing --undefined, and add
5532 --no-undefined instead. Add new --undefined as synonym for -u.
5533 * archive.cc (Archive::add_symbols): Check whether symbol was
5535 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5536 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5537 all uses. Add IS_UNDEFINED. Update declarations to split
5538 different versions of init_base. Declare init_base_undefined.
5539 (Symbol::is_defined): Handle IS_UNDEFINED.
5540 (Symbol::is_undefined): Likewise.
5541 (Symbol::is_weak_undefined): Call is_undefined.
5542 (Symbol::is_absolute): Handle IS_CONSTANT.
5543 (class Sized_symbol): Update declarations to split different
5544 versions of init. Declare init_undefined.
5545 (class Symbol_table): Declare new functions.
5546 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5548 (Symbol::init_base_output_data): Likewise.
5549 (Symbol::init_base_output_segment): Likewise.
5550 (Symbol::init_base_constant): Likewise.
5551 (Symbol::init_base_undefined): New function.
5552 (Sized_symbol::init_object): Rename from init. Change all
5554 (Sized_symbol::init_output_data): Likewise.
5555 (Sized_symbol::init_output_segment): Likewise.
5556 (Sized_symbol::init_constant): Likewise.
5557 (Sized_symbol::init_undefined): New function.
5558 (Symbol_table::add_undefined_symbols_from_command_line): New
5560 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5562 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5563 (Symbol::output_section): Likewise.
5564 (Symbol::set_output_section): Likewise.
5565 (Symbol_table::sized_finalize_symbol): Likewise.
5566 (Symbol_table::sized_write_globals): Likewise.
5567 * resolve.cc (Symbol_table::should_override): Likewise.
5568 (Symbol::override_base_with_special): Likewise.
5570 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5571 symbol, change it to have default visibility.
5572 * testsuite/protected_1.cc: New file.
5573 * testsuite/protected_2.cc: New file.
5574 * testsuite/protected_3.cc: New file.
5575 * testsuite/protected_main_1.cc: New file.
5576 * testsuite/protected_main_2.cc: New file.
5577 * testsuite/protected_main_3.cc: New file.
5578 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5579 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5580 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5581 (protected_1.so): New target.
5582 (protected_1_pic.o, protected_2_pic.o): New targets.
5583 (protected_3_pic.o): New target.
5584 (check_PROGRAMS): Add protected_2.
5585 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5586 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5587 * testsuite/Makefile.in: Rebuild.
5589 * options.h (DEFINE_var): Add set_user_set_##varname__.
5590 (DEFINE_bool_alias): New macro.
5591 (class General_options): Define -Bstatic using DEFINE_bool_alias
5592 rather than DEFINE_special. Add --undefined as an alias for -z
5594 * options.cc (General_options::parse_Bstatic): Remove.
5596 * options.h (class General_options): Add --fatal-warnings.
5597 * main.cc (main): Implement --fatal-warnings.
5598 * errors.h (Errors::warning_count): New function.
5600 * options.h (class General_options): Add -Bsymbolic-functions.
5601 * symtab.h (Symbol::is_preemptible): Check for
5602 -Bsymbolic-functions.
5604 2008-05-05 Ian Lance Taylor <iant@google.com>
5606 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5607 as noVARNAME rather than no-VARNAME.
5608 (class General_options): Add option -z combreloc.
5609 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5611 (Output_reloc::sort_before) [SHT_REL]: New function.
5612 (Output_reloc::sort_before) [SHT_RELA]: New function.
5613 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5614 Sort_relocs_comparison.
5615 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5616 parameter. Change all callers.
5617 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5618 sort_relocs parameter. Change all callers.
5619 * output.cc (Output_reloc::get_address): New function, broken out
5621 (Output_reloc::write_rel): Call it.
5622 (Output_reloc::compare): New function.
5623 (Output_data_reloc_base::do_write): Optionally sort relocs.
5625 * configure.ac: If targ_extra_obj is set, link it in.
5626 * configure.tgt: Initialize all variables.
5627 (x86_64*): Set targ_extra_obj and targ_extra_size.
5628 * configure: Rebuild.
5630 * object.cc (Sized_relobj::include_section_group): Adjust section
5631 indexes read from group data. Build vector to pass to
5633 * layout.cc (Layout::layout_group): Add flags and shndxes
5634 parameters. Remove contents parameter. Change caller. Update
5635 explicit instantiations.
5636 * layout.h (class Layout): Update layout_group declaration.
5637 * output.cc (Output_data_group::Output_data_group): Add flags and
5638 input_shndxes parameters. Remove contents parameter. Change
5640 (Output_data_group::do_write): Change input_sections_ to
5642 * output.h (class Output_data_group): Update constructor
5643 declaration. Rename input_sections_ to input_shndxes_.
5644 * testsuite/many_sections_test.cc: Add template.
5646 2008-04-30 Cary Coutant <ccoutant@google.com>
5648 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5650 * layout.cc (Layout::include_section): Refactored check for debug
5652 (Layout::add_comdat): Add new parameters. Change type
5653 of signature parameter. Add object and shndx to signatures table.
5654 (Layout::find_kept_object): New function.
5655 * layout.h: Include <cstring>.
5656 (Layout::is_debug_info_section): New function.
5657 (Layout::add_comdat): Add new parameters.
5658 (Layout::find_kept_object): New function.
5659 (Layout::Kept_section): New struct.
5660 (Layout::Signatures): Change type of map range.
5661 * object.cc (Relobj::output_section_address): New function.
5662 (Sized_relobj::include_section_group): Add new parameters. Change
5663 calls to Layout::add_comdat. Change to build table of kept comdat
5664 groups and table mapping discarded sections to kept sections.
5665 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5666 (Sized_relobj::do_layout): Change calls to include_section_group and
5667 include_linkonce_section.
5668 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5669 value to zero when section is discarded.
5670 (Sized_relobj::map_to_kept_section): New function.
5671 * object.h (Relobj::output_section_address): New function.
5672 (Relobj::Comdat_group): New type.
5673 (Relobj::find_comdat_group): New function.
5674 (Relobj::Comdat_group_table): New type.
5675 (Relobj::Kept_comdat_section): New type.
5676 (Relobj::Kept_comdat_section_table): New type.
5677 (Relobj::add_comdat_group): New function.
5678 (Relobj::set_kept_comdat_section): New function.
5679 (Relobj::get_kept_comdat_section): New function.
5680 (Relobj::comdat_groups_): New field.
5681 (Relobj::kept_comdat_sections_): New field.
5682 (Symbol_value::input_value): Update comment.
5683 (Sized_relobj::map_to_kept_section) New function.
5684 (Sized_relobj::include_linkonce_section): Add new parameter.
5685 * target-reloc.h (Comdat_behavior): New type.
5686 (get_comdat_behavior): New function.
5687 (relocate_section): Add code to map a discarded section to the
5688 corresponding kept section when applying a relocation.
5690 2008-04-30 Craig Silverstein <csilvers@google.com>
5692 * dwarf_reader.cc (next_generation_count): New static var.
5693 (Addr2line_cache_entry): New struct.
5694 (addr2line_cache): New static var.
5695 (Dwarf_line_info::one_addr2line): Added caching.
5696 (Dwarf_line_info::clear_addr2line_cache): New function.
5697 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5698 cache-size parameter.
5699 (Dwarf_line_info::one_addr2line_cache): New function.
5700 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5701 new cache-size argument to one_addr2line(), and clear cache.
5703 2008-04-28 Cary Coutant <ccoutant@google.com>
5705 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5706 R_386_PC8 relocations.
5708 2008-04-23 Ian Lance Taylor <iant@google.com>
5710 * object.cc (Sized_relobj::include_section_group): Check for
5711 invalid section group.
5713 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5716 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5717 than read for file header.
5718 * archive.cc (Archive::include_member): Likewise.
5720 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5722 * aclocal.m4: Regenerate.
5723 * configure: Regenerate.
5725 2008-04-19 Ian Lance Taylor <iant@google.com>
5727 * version.cc (version_string): Bump to 1.6.
5729 * testsuite/Makefile.am (many_sections_r_test): New target.
5730 (many_sections_r_test_SOURCES): Remove.
5731 (many_sections_r_test_DEPENDENCIES): Remove.
5732 (many_sections_r_test_LDFLAGS): Remove.
5733 (many_sections_r_test_LDADD): Remove.
5735 * object.cc (Sized_relobj::do_add_symbols): Always pass
5736 local_symbol_count_ to add_from_relobj.
5738 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5739 every thousand variables.
5740 * testsuite/Makefile.in: Rebuild.
5742 * object.cc (Xindex::initialize_symtab_xindex): New function.
5743 (Xindex::read_symtab_xindex): New function.
5744 (Xindex::sym_xindex_to_shndx): New function.
5745 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5747 (Sized_relobj::do_initialize_xindex): New function.
5748 (Sized_relobj::do_read_symbols): Adjust section links.
5749 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5750 parameter. Change all callers.
5751 (Sized_relobj::include_section_group): Adjust section links and
5752 symbol section indexes.
5753 (Sized_relobj::do_layout): Adjust section links.
5754 (Sized_relobj::do_count_local_symbols): Adjust section links and
5755 symbol section indexes.
5756 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5757 ordinary and special symbols.
5758 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5759 dynsym_xindex parameters. Change all callers. Adjust section
5760 links. Use SHN_XINDEX when needed.
5761 (Sized_relobj::get_symbol_location_info): Adjust section links.
5762 Don't get fooled by special symbols.
5763 * object.h (class Xindex): Define.
5764 (class Object): Add xindex_ parameter. Declare virtual functoin
5765 do_initialize_xindex.
5766 (Object::adjust_sym_shndx): New function.
5767 (Object::set_xindex): New protected function.
5768 (class Symbol_value): Add is_ordinary_shndx_ field.
5769 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5770 (Symbol_value::value): Assert ordinary section.
5771 (Symbol_value::initialize_input_to_output_map): Likewise.
5772 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5774 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5776 (class Sized_relobj): Update declarations.
5777 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5778 parameter. Change all callers.
5779 (Sized_relobj::adjust_shndx): New function.
5780 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5782 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5783 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5784 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5785 (Sized_dynobj::read_dynsym_section): Adjust section links.
5786 (Sized_dynobj::read_dynamic): Likewise.
5787 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5789 (Sized_dynobj::do_initialize_xindex): New function.
5790 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5791 do_initialize_xindex.
5792 (Sized_dynobj::adjust_shndx): New function.
5793 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5794 dynsym_xindex_ fields.
5795 (Layout::finalize): Add a call to set_section_indexes before
5796 creating the symtab sections.
5797 (Layout::set_section_indexes): Don't do anything if the section
5798 already has a section index.
5799 (Layout::create_symtab_sections): Add shnum parameter. Change
5800 caller. Create .symtab_shndx section if needed.
5801 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5803 (Layout::allocated_output_section_count): New function.
5804 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5806 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5807 fields. Update declarations.
5808 (Layout::symtab_xindex): New function.
5809 (Layout::dynsym_xindex): New function.
5810 (class Write_symbols_task): Add layout_ field.
5811 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5813 * output.cc (Output_section_headers::Output_section_headers): Add
5814 shstrtab_section parameter. Change all callers.
5815 (Output_section_headers::do_sized_write): Store overflow values
5816 for section count and section string table section index in
5817 section header zero.
5818 (Output_file_header::do_sized_write): Check for overflow of
5819 section count and section string table section index.
5820 (Output_symtab_xindex::do_write): New function.
5821 (Output_symtab_xindex::endian_do_write): New function.
5822 * output.h (class Output_section_headers): Add shstrtab_section_.
5823 Update declarations.
5824 (class Output_symtab_xindex): Define.
5825 (Output_section::has_out_shndx): New function.
5826 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5828 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5830 (Sized_symbol::init): Likewise.
5831 (Symbol::output_section): Check for ordinary symbol.
5832 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5833 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5835 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5836 Change all callers. Simplify handling of symbols from sections
5837 not included in the link.
5838 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5840 (Weak_alias_sorter::operator()): Assert that symbols are
5842 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5844 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5845 parameters. Change all callers.
5846 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5847 symbol distinction. Use SHN_XINDEX when needed.
5848 (Symbol_table::write_section_symbol): Add symtab_xindex
5849 parameter. Change all callers.
5850 (Symbol_table::sized_write_section_symbol): Likewise. Use
5851 SHN_XINDEX when needed.
5852 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5854 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5855 (Symbol::is_defined): Check is_ordinary.
5856 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5857 (Symbol::is_absolute, Symbol::is_common): Likewise.
5858 (class Sized_symbol): Update declarations.
5859 (class Symbol_table): Update declarations.
5860 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5861 parameters. Change all callers.
5862 (Sized_symbol::override): Likewise.
5863 (Symbol_table::override): Likewise.
5864 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5865 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5866 is_ordinary, and orig_st_shndx parameters. Change all callers.
5867 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5868 to be in an ordinary section.
5869 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5870 object and is_ordinary parameters. Change all callers.
5871 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5872 Change all callers. Don't add undefined or non-ordinary symbols
5874 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5876 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5878 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5879 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5880 (Sized_relobj::relocate_sections): Likewise.
5881 * target-reloc.h (scan_relocs): Adjust section symbol index.
5882 (scan_relocatable_relocs): Likewise.
5883 * i386.cc (Scan::local): Check for ordinary symbols.
5884 * sparc.cc (Scan::local): Likewise.
5885 * x86_64.cc (Scan::local): Likewise.
5886 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5887 to symbol_section_and_value.
5888 * testsuite/many_sections_test.cc: New file.
5889 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5890 (check_PROGRAMS): Add many_sections_test.
5891 (many_sections_test_SOURCES): Define.
5892 (many_sections_test_DEPENDENCIES): Define.
5893 (many_sections_test_LDFLAGS): Define.
5894 (BUILT_SOURCES): Add many_sections_define.h.
5895 (many_sections_define.h): New target.
5896 (BUILT_SOURCES): Add many_sections_check.h.
5897 (many_sections_check.h): New target.
5898 (check_PROGRAMS): Add many_sections_r_test.
5899 (many_sections_r_test_SOURCES): Define.
5900 (many_sections_r_test_DEPENDENCIES): Define.
5901 (many_sections_r_test_LDFLAGS): Define.
5902 (many_sections_r_test_LDADD): Define.
5903 (many_sections_r_test.o): New target.
5904 * testsuite/Makefile.in: Rebuild.
5906 2008-04-17 Cary Coutant <ccoutant@google.com>
5908 * errors.cc (Errors::info): New function.
5909 (gold_info): New function.
5910 * errors.h (Errors::info): New function.
5911 * gold.h (gold_info): New function.
5912 * object.cc (Input_objects::add_object): Print trace output.
5913 * options.cc (options::parse_set): New function.
5914 (General_options::parse_wrap): Deleted.
5915 (General_options::General_options): Deleted initializer.
5916 * options.h (options::String_set): New typedef.
5917 (options::parse_set): New function.
5918 (DEFINE_set): New macro.
5919 (General_options::wrap): Changed to use DEFINE_set. Changed
5920 callers of any_wrap_symbols and is_wrap_symbol.
5921 (General_options::trace, General_options::trace_symbol):
5923 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5924 (General_options::wrap_symbols_): Deleted.
5925 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5927 2008-04-17 David S. Miller <davem@davemloft.net>
5929 * options.cc (General_options::parse_V): New function.
5930 * options.h: Add entries for -V and -Qy.
5932 2008-04-17 Ian Lance Taylor <iant@google.com>
5934 * common.cc (Symbol_table::allocate_commons): Remove options
5935 parameter. Change caller.
5936 (Symbol_table::do_allocate_commons): Remove options parameter.
5937 Change caller. Just call do_allocate_commons_list twice.
5938 (Symbol_table::do_allocate_commons_list): New function, broken out
5939 of do_allocate_commons.
5940 * common.h (class Allocate_commons_task): Remove options_ field.
5942 * symtab.cc (Symbol_table::Symbol_table): Initialize
5944 (Symbol_table::add_from_object): Put TLS common symbols on
5946 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5947 which are IN_OUTPUT_DATA.
5948 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5949 allocate_commons and do_allocate_commons declarations. Declare
5950 do_allocate_commons_list.
5951 * gold.cc (queue_middle_tasks): Update creation of
5952 Allocate_commons_task to not pass options.
5953 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5954 (TLS_TEST_C_FLAGS): New variable.
5955 (tls_test_c_pic.o): New target.
5956 (tls_test_shared.so): Link in tls_test_c_pic.o.
5957 (tls_test_c_pic_ie.o): New target.
5958 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5959 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5960 (tls_test_c.o): New target.
5961 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5962 (tls_pic_test_LDADD): Likewise.
5963 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5964 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5965 (tls_test_c_gnu2.o): New target.
5966 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5968 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5969 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5970 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5971 * testsuite/tls_test.cc: Include "config.h".
5972 (t_last): Call t11_last.
5973 * testsuite/tls_test.h (t11, t11_last): Declare.
5974 * testsuite/tls_test_c.c: New file.
5975 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5976 * configure.ac: Check for OpenMP support.
5977 * configure, config.in, Makefile.in: Rebuild.
5978 * testsuite/Makefile.in: Rebuild.
5980 2008-04-16 Cary Coutant <ccoutant@google.com>
5982 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5983 (Target_i386::tls_base_symbol_defined_): New field.
5984 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5985 (Target_i386::Scan::global): Likewise.
5986 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5987 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5988 (Target_x86_64::tls_base_symbol_defined_): New field.
5989 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5990 (Target_x86_64::Scan::global): Likewise.
5992 2008-04-16 Cary Coutant <ccoutant@google.com>
5994 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5995 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5996 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5997 building shared libraries.
5998 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5999 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6000 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6001 * testsuite/Makefile.in: Rebuild.
6002 * testsuite/weak_undef.h: New file.
6003 * testsuite/weak_undef_file1.cc: Add extra test cases.
6004 * testsuite/weak_undef_file2.cc: Likewise.
6005 * testsuite/weak_undef_test.cc: Likewise.
6007 2008-04-16 David S. Miller <davem@davemloft.net>
6009 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6010 Add issued_non_pic_error_ field. Declare check_non_pic.
6011 (Target_sparc::Scan::check_non_pic): New function.
6012 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6013 (Target_sparc::Scan::global): Likewise.
6015 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6016 * configure: Rebuild.
6018 * options.h (DEFINE_enable): New macro.
6019 (new_dtags): New enable option.
6020 (initfirst, interpose, loadfltr, nodefaultlib,
6021 nodelete, nodlopen, nodump): New -z options.
6022 * layout.cc (Layout:finish_dynamic_section): If new
6023 dtags enabled, emit DT_RUNPATH. Also, emit a
6024 DT_FLAGS_1 containing any specified -z flags.
6026 2008-04-16 Ian Lance Taylor <iant@google.com>
6028 * copy-relocs.cc: New file.
6029 * copy-relocs.h: New file.
6030 * reloc.cc: Remove Copy_relocs code.
6031 * reloc.h: Likewise.
6032 * reloc-types.h (struct Reloc_types) [both versions]: Add
6033 get_reloc_addend_noerror.
6034 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6035 variants of add_global which take an addend which must be zero.
6036 * i386.cc: Include "copy-relocs.h".
6037 (class Target_i386): Change type of copy_relocs_ to variable,
6039 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6041 (Target_i386::do_finalize_sections): Change handling of
6043 * sparc.cc: Include "copy-relocs.h".
6044 (class Target_sparc): Change type of copy_relocs_ to variable,
6046 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6048 (Target_sparc::do_finalize_sections): Change handling of
6050 * x86_64.cc: Include "copy-relocs.h".
6051 (class Target_x86_64): Change type of copy_relocs_ to variable,
6053 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6054 class. Change all callers.
6055 (Target_x86_64::do_finalize_sections): Change handling of
6057 * Makefile.am (CCFILES): Add copy-relocs.cc.
6058 (HFILES): Add copy-relocs.h.
6060 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6062 * testsuite/script_test_4.sh: Permit leading zeroes.
6064 2008-04-15 Ian Lance Taylor <iant@google.com>
6066 * script-sections.cc (Script_sections::create_segments): Use
6067 header_size_adjustment even when there is enough room for the
6069 * testsuite/script_test_4.sh: New file.
6070 * testsuite/script_test_4.t: New file.
6071 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6072 (check_DATA): Add script_test_4.stdout.
6073 (MOSTLYCLEANFILES): Likewise.
6074 (script_test_4): New target.
6075 (script_test_4.stdout): New target.
6076 * testsuite/Makefile.in: Rebuild.
6078 * sparc.cc: Add definitions for Output_data_plt_sparc class
6081 2008-04-14 David S. Miller <davem@davemloft.net>
6083 * sparc.cc: New file.
6084 * Makefile.am (TARGETSOURCES): Add sparc.cc
6085 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6086 * configure.tgt: Document targ_extra_size and
6087 targ_extra_big_endian. Add entries for sparc-* and
6089 * configure.ac: Handle targ_extra_size and
6090 targ_extra_big_endian.
6091 * Makefile.in: Rebuild.
6092 * configure: Likewise.
6093 * po/POTFILES.in: Likewise.
6094 * po/gold.pot: Likewise.
6096 2008-04-14 Ian Lance Taylor <iant@google.com>
6098 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6099 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6100 in the name/type/flags to section mapping. Don't call
6101 allocate_output_section.
6102 (Layout::choose_output_section): Change parameter from adjust_name
6103 to is_input_section. Don't permit input sections after sections
6104 are attached to segments. Don't call allocate_output_section.
6105 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6106 not write_enable_output_section.
6107 (Layout::make_output_section): Don't push to
6108 unattached_section_list_ nor call attach_to_segment. Call
6109 attach_section_to_segment if sections are attached.
6110 (Layout::attach_sections_to_segments): New function.
6111 (Layout::attach_section_to_segment): New function.
6112 (Layout::attach_allocated_section_to_segment): Rename from
6113 attach_to_segment. Remove flags parameter.
6114 (Layout::allocate_output_section): Remove function.
6115 (Layout::write_enable_output_section): Remove function.
6116 * layout.h (class Layout): Update for above changes. Add new
6117 field sections_are_attached_.
6118 * output.h (Output_section::update_flags_for_input_section): New
6120 * output.cc (Output_section::add_input_section): Call
6121 update_flags_for_input_section.
6122 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6124 2008-04-11 Cary Coutant <ccoutant@google.com>
6126 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6127 thought unnecessary.
6128 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6130 2008-04-11 Ian Lance Taylor <iant@google.com>
6132 * output.h (class Output_section_data): Remove inline definition
6134 * output.cc (Output_section_data::set_addralign): New function.
6136 2008-04-11 Cary Coutant <ccoutant@google.com>
6138 Add support for TLS descriptors for i386 and x86_64.
6139 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6140 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6141 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6143 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6144 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6145 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6147 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6148 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6149 Fix problem with initial-exec relocations.
6150 (Target_i386::Relocate::relocate_tls): Likewise.
6151 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6153 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6154 support for section-plus-offset dynamic table entries.
6155 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6156 (Output_data_dynamic::Dynamic_entry): Add support for
6157 section-plus-offset dynamic table entries.
6158 (Output_data_dynamic::Classification): Likewise.
6159 (Output_data_dynamic::classification_): Renamed offset_.
6160 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6161 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6162 (Target_x86_64::make_plt_section): New function.
6163 (Target_x86_64::reserve_tlsdesc_entries): New function.
6164 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6165 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6166 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6167 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6168 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6169 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6170 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6171 add extra PLT entry for TLS descriptors.
6172 (Output_data_plt_x86_64::got_): New field.
6173 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6174 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6176 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6178 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6179 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6180 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6181 R_386_TLS_DESC_CALL relocations.
6182 (Target_x86_64::Scan::global): Likewise.
6183 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6184 for TLS descriptors.
6185 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6186 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6187 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6188 GD-to-IE relaxation.
6189 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6190 and TLS_DESCRIPTORS.
6191 * Makefile.in: Rebuild.
6192 * configure: Rebuild.
6193 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6194 (tls_test_shared2.so): New target.
6195 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6196 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6197 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6198 (tls_shared_gd_to_ie_test_LDADD): New variable.
6199 (tls_shared_gnu2_gd_to_ie_test): New target.
6200 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6202 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6203 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6204 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6205 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6206 (tls_shared_gnu2_test): New target.
6207 (tls_test_gnu2_shared.so): New target.
6208 (tls_shared_gnu2_test_SOURCES): New variable.
6209 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6210 (tls_shared_gnu2_test_LDFLAGS): New variable.
6211 (tls_shared_gnu2_test_LDADD): New variable.
6212 * testsuite/Makefile.in: Rebuild.
6213 * testsuite/Makefile.
6215 2008-04-11 Ian Lance Taylor <iant@google.com>
6217 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6219 * testsuite/Makefile.in: Rebuild.
6221 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6223 * testsuite/script_test_2.cc (main): Adjust test.
6225 2008-04-11 David S. Miller <davem@davemloft.net>
6226 Ian Lance Taylor <iant@google.com>
6228 * options.h (General_options): Add entries for '-Y' and
6230 * options.cc (General_options:finalize): If -Y was used, add those
6231 entries to the library path instead of the default "/lib" and
6234 2008-04-11 David S. Miller <davem@davemloft.net>
6236 * testsuite/justsyms.t: Start at 0x100.
6237 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6238 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6240 * testsuite/script_test_2.cc: Adjust string and section length
6243 2008-04-09 Ian Lance Taylor <iant@google.com>
6246 * script-sections.cc (Sections_element::allocate_to_segment): Add
6248 (Output_section_definition::allocate_to_segment): Likewise.
6249 (Orphan_output_section::allocate_to_segment): Likewise.
6250 (Script_sections::attach_sections_using_phdrs_clause): Don't
6251 propagate non-PT_LOAD segments to orphan sections.
6252 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6253 readelf rather than objdump.
6254 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6255 .interp section and PT_INTERP segment are the same size.
6256 * testsuite/Makefile.in: Rebuild.
6258 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6259 aliases for symbols defined in the same object.
6260 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6261 (weak_alias_test_SOURCES): New variable.
6262 (weak_alias_test_DEPENDENCIES): New variable.
6263 (weak_alias_test_LDFLAGS): New variable.
6264 (weak_alias_test_LDADD): New variable.
6265 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6266 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6267 (weak_alias_test_3.o): New target.
6268 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6269 * testsuite/weak_alias_test_main.cc: New file.
6270 * testsuite/weak_alias_test_1.cc: New file.
6271 * testsuite/weak_alias_test_2.cc: New file.
6272 * testsuite/weak_alias_test_3.cc: New file.
6274 2008-04-08 Ian Lance Taylor <iant@google.com>
6276 * options.h (class General_options): Add --noinhibit-exec option.
6277 * main.cc (main): Check --noinhibit-exec.
6279 * options.h (class General_options): Define --wrap as a special
6280 option. Add wrap_symbols_ field.
6281 (General_options::any_wrap_symbols): New function.
6282 (General_options::is_wrap_symbol): New function.
6283 * options.cc (General_options::parse_wrap): New function.
6284 (General_options::General_options): Initialize wrap_symbols_.
6285 * symtab.cc (Symbol_table::wrap_symbol): New function.
6286 (Symbol_table::add_from_object): Handle --wrap.
6287 * symtab.h (class Symbol_table): Declare wrap_symbol.
6288 * target.h (Target::wrap_char): New function.
6289 (Target::Target_info): Add wrap_char field.
6290 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6291 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6292 * testsuite/testfile.cc (Target_test::test_target_info):
6295 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6298 * layout.h (class Layout): Add added_eh_frame_data_ field.
6299 * layout.cc (Layout::Layout): Initialize new field.
6300 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6301 output section until we find a section we merged successfully.
6302 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6303 that the size be non-zero.
6305 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6308 2008-04-08 Craig Silverstein <csilvers@google.com>
6310 * configure.ac: Export new conditional variable HAVE_ZLIB.
6311 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6313 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6314 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6316 2008-04-07 Ian Lance Taylor <iant@google.com>
6318 * version.cc (version_string): Set to "1.5".
6320 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6321 Add issued_non_pic_error_ field. Declare check_non_pic.
6322 (Target_x86_64::Scan::check_non_pic): New function.
6323 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6324 (Target_x86_64::Scan::global): Likewise.
6326 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6327 addend parameter. Change caller. Handle merge sections.
6328 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6329 Address to Addend. Don't add in the result of
6330 local_section_offset, pass down the addend and use the returned
6332 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6333 Update declarations of local_section_offset and symbol_value.
6334 * testsuite/two_file_test_1.cc (t18): New function.
6335 * testsuite/two_file_test_2.cc (f18): New function.
6336 * testsuite/two_file_test_main.cc (main): Call t18.
6337 * testsuite/two_file_test.h (t18, f18): Declare.
6339 * configure.ac: Don't test for objdump, c++filt, or readelf.
6340 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6342 (TEST_READELF): New variable.
6343 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6344 (check_PROGRAMS): Add two_file_strip_test.
6345 (two_file_strip_test): New target.
6346 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6347 (two_file_same_shared_strip_test_SOURCES): New variable.
6348 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6349 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6350 (two_file_same_shared_strip_test_LDADD): New variable.
6351 (two_file_shared_strip.so): New target.
6352 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6353 (ver_test_5.syms, ver_test_7.syms): Likewise.
6354 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6355 (strip_test_3.stdout): Use TEST_OBJDUMP.
6356 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6358 2008-04-04 Cary Coutant <ccoutant@google.com>
6360 * symtab.h (Symbol::is_weak_undefined): New function.
6361 (Symbol::is_strong_undefined): New function.
6362 (Symbol::is_absolute): New function.
6363 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6364 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6366 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6367 (weak_undef_test): New target.
6368 * testsuite/Makefile.in: Rebuild.
6369 * testsuite/weak_undef_file1.cc: New file.
6370 * testsuite/weak_undef_file2.cc: New file.
6371 * testsuite/weak_undef_test.cc: New file.
6373 2008-04-03 Craig Silverstein <csilvers@google.com>
6375 * compressed_output.h (class Output_compressed_section): Use
6377 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6379 (zlib_compressed_suffix): Removed.
6380 (Output_compressed_section::set_final_data_size): Use unsigned
6382 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6383 Fix linker invocation.
6384 (flagstest_o_specialfile_and_compress_debug_sections):
6386 * testsuite/Makefile.in: Regenerated.
6388 2008-04-02 David S. Miller <davem@davemloft.net>
6390 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6391 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6393 2008-04-02 Craig Silverstein <csilvers@google.com>
6397 2008-04-02 Ian Lance Taylor <iant@google.com>
6399 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6400 parameters. Update for new key type to views_. Change all
6402 (File_read::read): Adjust for byteshift in returned view.
6403 (File_read::add_view): New function, broken out of
6405 (File_read::make_view): New function, broken out of
6407 (File_read::find_or_make_view): Add offset and aligned
6408 parameters. Rewrite accordingly. Change all callers.
6409 (File_read::get_view): Add offset and aligned parameters. Adjust
6410 for byteshift in return value.
6411 (File_read::get_lasting_view): Likewise.
6412 * fileread.h (class File_read): Update declarations.
6413 (class File_read::View): Add byteshift_ field. Add byteshift to
6414 constructor. Add byteshift method.
6415 * archive.h (Archive::clear_uncached_views): New function.
6416 (Archive::get_view): Add aligned parameter. Change all callers.
6417 * object.h (Object::get_view): Add aligned parameter. Change all
6419 (Object::get_lasting_view): Likewise.
6421 * fileread.cc (File_read::release): Don't call clear_views if
6422 there are multiple objects.
6423 * fileread.h (File_read::clear_uncached_views): New function.
6424 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6427 2008-03-31 Cary Coutant <ccoutant@google.com>
6429 Add thin archive support.
6430 * archive.cc (Archive::armagt): New const.
6431 (Archive::setup): Remove task parameter and calls to unlock.
6432 (Archive::unlock_nested_archives): New function.
6433 (Archive::read_header): Add nested_off parameter. Change
6435 (Archive::interpret_header): Likewise.
6436 (Archive::include_all_members): Change to handle thin
6438 (Archive::include_member): Likewise.
6439 * archive.h (Archive::Archive): Add new parameters and
6441 (Archive::armagt): New const.
6442 (Archive::setup): Remove task parameter.
6443 (Archive::unlock_nested_archives): New function.
6444 (Archive::read_header): Add nested_off parameter.
6445 (Archive::interpret_header): Likewise.
6446 (Archive::Nested_archive_table): New typedef.
6447 (Archive::is_thin_archive_): New field.
6448 (Archive::nested_archives_): New field.
6449 (Archive::options_): New field.
6450 (Archive::dirpath_): New field.
6451 (Archive::task_): New field.
6452 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6453 for thin archives. Pass additional parameters to
6454 Archive::Archive. Unlock the archive file after calling
6457 2008-03-29 Ian Lance Taylor <iant@google.com>
6459 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6460 version symbol to be local.
6461 * testsuite/ver_test_4.sh: New file.
6462 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6463 (check_DATA): Add ver_test_4.syms.
6464 (ver_test_4.syms): New target.
6465 * testsuite/Makefile.in: Rebuild.
6468 (Output_section::Input_section_sort_entry::has_priority): New
6470 (Output_section::Input_section_sort_entry::match_file_name): New
6472 (Output_section::Input_section_sort_entry::match_section_name):
6474 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6476 (Output_section::Input_section_sort_entry::match_section_file):
6478 (Output_section::Input_section_sort_compare::operator()): Rewrite
6479 using new Input_section_sort_entry functions. Sort crtbegin and
6480 crtend first. Sort sections with no priority before sections with
6482 * testsuite/initpri1.c (d3): Check j != 4.
6483 (cd5): New constructor/destructor function.
6484 (main): Check j != 2.
6486 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6487 new symbol when resolving, don't call set_is_default.
6488 * testsuite/ver_test_7.cc: New file.
6489 * testsuite/ver_test_7.sh: New file.
6490 * testsuite/Makefile.am (ver_test_7.so): New target.
6491 (ver_test_7.o): New target.
6492 (check_SCRIPTS): Add ver_test_7.sh.
6493 (check_DATA): Add ver_test_7.syms.
6494 (ver_test_7.syms): New target.
6496 2008-03-28 Ian Lance Taylor <iant@google.com>
6498 * layout.cc (Layout::layout): If we see an input section with a
6499 name that needs sorting, set the must_sort flag for the output
6501 (Layout::make_output_section): If the name of the output section
6502 indicates that it might require sorting, set the may_sort flag.
6503 * output.h (Output_section::may_sort_attached_input_sections): New
6505 (Output_section::set_may_sort_attached_input_sections): New
6507 (Output_section::must_sort_attached_input_sections): New
6509 (Output_section::set_must_sort_attached_input_sections): New
6511 (class Output_section): Declare Input_section_sort_entry. Define
6512 Input_section_sort_compare. Declare
6513 sort_attached_input_sections. Add new fields:
6514 may_sort_attached_input_sections_,
6515 must_sort_attached_input_sections_,
6516 attached_input_sections_are_sorted_.
6517 * output.cc (Output_section::Output_section): Initialize new
6519 (Output_section::add_input_section): Add an entry to
6520 input_sections_ if may_sort or must_sort are true.
6521 (Output_section::set_final_data_size): Call
6522 sort_attached_input_sections if necessary.
6523 (Output_section::Input_section_sort_entry): Define new class.
6524 (Output_section::Input_section_sort_compare::operator()): New
6526 (Output_section::sort_attached_input_sections): New function.
6527 * configure.ac: Check whether the compiler supports constructor
6528 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6529 * testsuite/initpri1.c: New file.
6530 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6531 CONSTRUCTOR_PRIORITY.
6532 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6533 (initpri1_LDFLAGS): New variable.
6534 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6536 2008-03-27 Ian Lance Taylor <iant@google.com>
6538 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6539 * testsuite/common_test_1.c: New file.
6540 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6541 (common_test_1_SOURCES): New variable.
6542 (common_test_1_DEPENDENCIES): New variable.
6543 (common_test_1_LDFLAGS): New variable.
6545 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6546 and commons_ correctly when NAME/VERSION does not override
6548 * testsuite/ver_test_6.c: New file.
6549 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6550 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6551 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6553 2008-03-26 Ian Lance Taylor <iant@google.com>
6555 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6556 of an undefined symbol from a version script.
6557 * testsuite/Makefile.am (ver_test_5.so): New target.
6558 (ver_test_5.o): New target.
6559 (check_SCRIPTS): Add ver_test_5.sh.
6560 (check_DATA): Add ver_test_5.syms.
6561 (ver_test_5.syms): New target.
6562 * testsuite/ver_test_5.cc: New file.
6563 * testsuite/ver_test_5.script: New file.
6564 * testsuite/ver_test_5.sh: New file.
6565 * Makefile.in, testsuite/Makefile.in: Rebuild.
6568 Fix problems building gold with gcc 4.3.0.
6569 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6570 (gold_error_at_location, gold_warning_at_location): Use it.
6571 * configure.ac: Check whether we can compile and use a template
6572 function with a printf attribute.
6573 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6574 when jumping over bytes.
6575 * object.cc: Instantiate Object::read_section_data.
6576 * debug.h: Include <cstring>
6577 * dwarf_reader.cc: Include <algorithm>
6578 * main.cc: Include <cstring>.
6579 * options.cc: Include <cstring>.
6580 * output.cc: Include <cstring>.
6581 * script.cc: Include <cstring>.
6582 * script.h: Include <string>.
6583 * symtab.cc: Include <cstring> and <algorithm>.
6584 * target-select.cc: Include <cstring>.
6585 * version.cc: Include <string>.
6586 * testsuite/testmain.cc: Include <cstdlib>.
6587 * configure, config.in: Rebuild.
6589 2008-03-25 Ian Lance Taylor <iant@google.com>
6591 * options.cc: Include "../bfd/bfdver.h".
6592 (options::help): Print bug reporting address.
6594 * version.cc (print_version): Adjust output for current value of
6599 * options.cc (options::help): Print list of supported targets.
6600 * target-select.h: Include <vector>.
6601 (class Target_selector): Make machine_, size_, and is_big_endian_
6602 fields const. Add bfd_name_ and instantiated_target_ fields.
6603 (Target_selector::Target_selector): Add bfd_name parameter.
6604 (Target_selector::recognize): Make non-virtual, call
6606 (Target_selector::recognize_by_name): Make non-virtual, call
6607 do_recognize_by_name.
6608 (Target_selector::supported_names): New function.
6609 (Target_selector::bfd_name): New function.
6610 (Target_selector::do_instantiate_target): New pure virtual
6612 (Target_selector::do_recognize): New virtual function.
6613 (Target_selector::do_recognize_by_name): New virtual function.
6614 (Target_selector::instantiate_target): New private function.
6615 (supported_target_names): Declare.
6616 * target-select.cc (Target_selector::Target_selector): Update for
6617 new parameter and fields.
6618 (select_target_by_name): Check that the name matches before
6619 calling recognize_by_name.
6620 (supported_target_names): New function.
6621 * i386.cc (class Target_selector_i386): Update Target_selector
6622 constructor call. Remove recognize and recognize_by_name. Add
6623 do_instantiate_target.
6624 * x86_64.cc (class Target_selector_x86_64): Likewise.
6625 * testsuite/testfile.cc (class Target_selector_test): Update for
6626 changes to Target_selector.
6628 * README: Rewrite, with some notes on unsupported features.
6630 2008-03-24 Cary Coutant <ccoutant@google.com>
6632 * i386.cc (Target_i386::Got_type): New enum declaration.
6633 (Target_i386::Scan::local): Updated callers of Output_data_got
6635 (Target_i386::Scan::global): Likewise.
6636 (Target_i386::Relocate::relocate): Likewise.
6637 (Target_i386::Relocate::relocate_tls): Likewise.
6638 * object.h (Got_offset_list): New class.
6639 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6640 (Sized_relobj::local_got_offset): Likewise.
6641 (Sized_relobj::set_local_got_offset): Likewise.
6642 (Sized_relobj::local_has_tls_got_offset): Removed.
6643 (Sized_relobj::local_tls_got_offset): Removed.
6644 (Sized_relobj::set_local_tls_got_offset): Removed.
6645 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6646 * output.cc (Output_data_got::add_global): Added got_type parameter.
6647 (Output_data_got::add_global_with_rel): Likewise.
6648 (Output_data_got::add_global_with_rela): Likewise.
6649 (Output_data_got::add_global_pair_with_rel): New function.
6650 (Output_data_got::add_global_pair_with_rela): New function.
6651 (Output_data_got::add_local): Added got_type parameter.
6652 (Output_data_got::add_local_with_rel): Likewise.
6653 (Output_data_got::add_local_with_rela): Likewise.
6654 (Output_data_got::add_local_pair_with_rel): New function.
6655 (Output_data_got::add_local_pair_with_rela): New function.
6656 (Output_data_got::add_global_tls): Removed.
6657 (Output_data_got::add_global_tls_with_rel): Removed.
6658 (Output_data_got::add_global_tls_with_rela): Removed.
6659 (Output_data_got::add_local_tls): Removed.
6660 (Output_data_got::add_local_tls_with_rel): Removed.
6661 (Output_data_got::add_local_tls_with_rela): Removed.
6662 * output.h (Output_data_got::add_global): Added got_type parameter.
6663 (Output_data_got::add_global_with_rel): Likewise.
6664 (Output_data_got::add_global_with_rela): Likewise.
6665 (Output_data_got::add_global_pair_with_rel): New function.
6666 (Output_data_got::add_global_pair_with_rela): New function.
6667 (Output_data_got::add_local): Added got_type parameter.
6668 (Output_data_got::add_local_with_rel): Likewise.
6669 (Output_data_got::add_local_with_rela): Likewise.
6670 (Output_data_got::add_local_pair_with_rel): New function.
6671 (Output_data_got::add_local_pair_with_rela): New function.
6672 (Output_data_got::add_global_tls): Removed.
6673 (Output_data_got::add_global_tls_with_rel): Removed.
6674 (Output_data_got::add_global_tls_with_rela): Removed.
6675 (Output_data_got::add_local_tls): Removed.
6676 (Output_data_got::add_local_tls_with_rel): Removed.
6677 (Output_data_got::add_local_tls_with_rela): Removed.
6678 * resolve.cc (Symbol::override_base_with_special): Removed
6679 reference to has_got_offset_ field.
6680 * symtab.cc (Symbol::init_fields): Replaced initialization
6681 of got_offset_ with got_offsets_. Removed initialization
6683 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6684 (Symbol::got_offset): Likewise.
6685 (Symbol::set_got_offset): Likewise.
6686 (Symbol::has_tls_got_offset): Removed.
6687 (Symbol::tls_got_offset): Removed.
6688 (Symbol::set_tls_got_offset): Removed.
6689 (Symbol::got_offset_): Removed.
6690 (Symbol::tls_mod_got_offset_): Removed.
6691 (Symbol::tls_pair_got_offset_): Removed.
6692 (Symbol::got_offsets_): New field.
6693 (Symbol::has_got_offset): Removed.
6694 (Symbol::has_tls_mod_got_offset): Removed.
6695 (Symbol::has_tls_pair_got_offset): Removed.
6696 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6697 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6699 (Target_x86_64::Scan::global): Likewise.
6700 (Target_x86_64::Relocate::relocate): Likewise.
6701 (Target_x86_64::Relocate::relocate_tls): Likewise.
6703 2008-03-25 Ben Elliston <bje@au.ibm.com>
6705 * yyscript.y: Fix spelling error in comment.
6707 2008-03-24 Ian Lance Taylor <iant@google.com>
6709 * options.h (class General_options): Define build_id option.
6710 * layout.h (class Layout): Declare write_build_id, create_note,
6711 create_build_id. Add build_id_note_ member.
6712 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6713 "libiberty.h", "md5.h", "sha1.h".
6714 (Layout::Layout): Initialize eh_frame_data_,
6715 eh_frame_hdr_section_, and build_id_note_.
6716 (Layout::finalize): Call create_build_id.
6717 (Layout::create_note): New function, broken out of
6718 Layout::create_gold_note.
6719 (Layout::create_gold_note): Call create_note.
6720 (Layout::create_build_id): New function.
6721 (Layout::write_build_id): New function.
6722 (Close_task_runner::run): Call write_build_id.
6724 * x86_64.cc: Correct license to GPLv3.
6726 2008-03-23 Ian Lance Taylor <iant@google.com>
6728 * options.cc: Include "demangle.h".
6729 (parse_optional_string): New function.
6730 (parse_long_option): Handle takes_optional_argument.
6731 (parse_short_option): Update dash_z initializer. Handle
6732 takes_optional_argument.
6733 (General_options::General_options): Initialize do_demangle_.
6734 (General_options::finalize): Set do_demangle_. Handle demangling
6736 * options.h (parse_optional_string): Declare.
6737 (struct One_option): Add optional_arg field. Update constructor.
6738 Update call constructor calls. Add takes_optional_argument
6740 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6741 (DEFINE_optional_string): Define.
6742 (General_options::demangle): Change from DEFINE_bool to
6743 DEFINE_optional_string.
6744 (General_options::no_demangle): New function.
6745 (General_options::do_demangle): New function.
6746 (General_options::set_do_demangle): New function.
6747 (General_options::execstack_status_): Move definition to end of
6749 (General_options::static_): Likewise.
6750 (General_options::do_demangle_): New field.
6751 * object.cc (big_endian>::get_symbol_location_info): Call
6752 Options::do_demangle, not Options::demangle.
6753 * symtab.cc (demangle): Likewise.
6755 2008-03-22 Ian Lance Taylor <iant@google.com>
6757 * gold.h: Include <cstddef> and <sys/types.h>
6758 * options.h: Include <cstring>.
6760 2008-03-21 Ian Lance Taylor <iant@google.com>
6762 * Added source code to GNU binutils.