1 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
4 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
5 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
8 2012-05-08 Cary Coutant <ccoutant@google.com>
10 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
11 (lines_only_debug_sections): Likewise.
13 2012-05-02 Roland McGrath <mcgrathr@google.com>
17 * Makefile.am (CCFILES, HFILES): Add them.
18 * Makefile.in: Regenerate.
19 * i386.cc (Output_data_plt_i386_nacl): New class.
20 (Output_data_plt_i386_nacl_exec): New class.
21 (Output_data_plt_i386_nacl_dyn): New class.
22 (Target_i386_nacl): New class.
23 (Target_selector_i386_nacl): New class.
24 (target_selector_i386): Use it instead of Target_selector_i386.
25 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
26 (Target_x86_64_nacl): New class.
27 (Target_selector_x86_64_nacl): New class.
28 (target_selector_x86_64, target_selector_x32): Use it instead of
29 Target_selector_x86_64.
30 * arm.cc (Output_data_plt_arm_nacl): New class.
31 (Target_arm_nacl): New class.
32 (Target_selector_arm_nacl): New class.
33 (target_selector_arm, target_selector_armbe): Use it instead of
36 * target-select.cc (select_target): Take new Input_file* and off_t
37 arguments, pass them on to recognize method of selector.
38 * object.cc (make_elf_sized_object): Update caller.
39 * parameters.cc (parameters_force_valid_target): Likewise.
40 * incremental.cc (make_sized_incremental_binary): Likewise.
41 * target-select.h: Update decl.
42 (Target_selector::recognize): Take new Input_file* argument,
43 pass it on to do_recognize.
44 (Target_selector::do_recognize): Take new Input_file* argument.
45 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
46 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
47 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
48 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
50 * target.h (Target::Target_info): New members isolate_execinstr
52 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
53 * arm.cc (Target_arm::arm_info): Update initializer.
54 * i386.cc (Target_i386::i386_info): Likewise.
55 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
56 * sparc.cc (Target_sparc::sparc_info): Likewise.
57 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
58 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
59 * layout.cc (Layout::attach_allocated_section_to_segment):
60 Take new const Target* argument. If target->isolate_execinstr(), act
62 (Layout::find_first_load_seg): Take new const Target* argument;
63 if target->isolate_execinstr(), reject PF_X segments.
64 (Layout::relaxation_loop_body): Update caller.
65 (Layout::set_segment_offsets): If target->isolate_execinstr(),
66 reset file offset to zero when we hit LOAD_SEG, and then do a second
67 loop over the segments before LOAD_SEG to reassign offsets after
68 addresses have been determined. Handle target->rosegment_gap().
69 (Layout::attach_section_to_segment): Take new const Target* argument;
70 pass it to attach_allocated_section_to_segment.
71 (Layout::make_output_section): Update caller.
72 (Layout::attach_sections_to_segments): Take new const Target* argument;
73 pass it to attach_section_to_segment.
74 * gold.cc (queue_middle_tasks): Update caller.
75 * layout.h (Layout): Update method decls with new arguments.
77 * arm.cc (Target_arm::Target_arm): Take optional argument for the
78 Target_info pointer to use.
79 (Target_arm::do_make_data_plt): New virtual method.
80 (Target_arm::make_data_plt): New method that calls it.
81 (Target_arm::make_plt_entry): Use it.
82 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
83 for the section alignment.
84 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
86 (Output_data_plt_arm::first_plt_entry_offset): Call it.
87 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
89 (Output_data_plt_arm::get_plt_entry_size): Call it.
90 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
91 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
92 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
94 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
95 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
96 method instead of sizeof(plt_entry).
97 (Output_data_plt_arm::add_entry): Likewise.
98 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
99 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
101 (Target_arm::plt_entry_size): Likewise.
102 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
104 (Output_data_plt_arm_standard): ... here, new class.
105 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
106 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
107 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
109 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
110 Take additional argument for the PLT entry size.
111 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
112 Use get_plt_entry_size method rather than plt_entry_size variable.
113 (Output_data_plt_x86_64::reserve_slot): Likewise.
114 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
115 (Output_data_plt_x86_64::add_entry): Likewise.
116 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
117 (Output_data_plt_x86_64::address_for_global): Likewise.
118 (Output_data_plt_x86_64::address_for_local): Likewise.
119 (Output_data_plt_x86_64::set_final_data_size): Likewise.
120 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
121 Make method non-static.
122 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
124 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
125 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
126 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
127 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
129 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
130 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
132 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
133 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
135 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
136 (Output_data_plt_x86_64::plt_entry_size)
137 (Output_data_plt_x86_64::first_plt_entry)
138 (Output_data_plt_x86_64::plt_entry)
139 (Output_data_plt_x86_64::tlsdesc_plt_entry)
140 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
141 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
142 (Output_data_plt_x86_64_standard): ... here, new class.
143 (Target_x86_64::Target_x86_64): Take optional argument for the
144 Target_info pointer to use.
145 (Target_x86_64::do_make_data_plt): New virtual method.
146 (Target_x86_64::make_data_plt): New method to call it.
147 (Target_x86_64::init_got_plt_for_update): Use that.
148 Call this->plt_->add_eh_frame method here.
149 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
150 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
151 rather than static method.
152 (Target_x86_64::plt_entry_size): Likewise.
153 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
154 rather than plt_entry_size variable. Move guts of PLT filling to...
155 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
156 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
157 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
159 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
160 additional argument for the section alignment.
161 Don't do add_eh_frame_for_plt here.
162 (Output_data_plt_i386::first_plt_entry_offset): Make the method
163 non-static. Use get_plt_entry_size method rather than plt_entry_size
165 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
167 (Output_data_plt_i386::get_plt_entry_size): Call it.
168 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
169 (Output_data_plt_i386::add_eh_frame): New method to call it.
170 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
172 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
173 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
175 (Output_data_plt_i386::fill_plt_entry): New method to call it.
176 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
177 method instead of plt_entry_size.
178 (Output_data_plt_i386::plt_entry_size)
179 (Output_data_plt_i386::plt_eh_frame_fde_size)
180 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
181 (Output_data_plt_i386_standard): ... here, new class.
182 (Output_data_plt_i386_exec): New class.
183 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
184 (Output_data_plt_i386_exec::first_plt_entry): ... here.
185 (Output_data_plt_i386::exec_plt_entry): Move to ...
186 (Output_data_plt_i386_exec::plt_entry): ... here.
187 (Output_data_plt_i386_dyn): New class.
188 (Output_data_plt_i386::first_plt_entry): Move to ...
189 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
190 (Output_data_plt_i386::dyn_plt_entry): Move to ...
191 (Output_data_plt_i386_dyn::plt_entry): ... here.
192 (Target_i386::Target_i386): Take optional argument for the Target_info
194 (Target_i386::do_make_data_plt): New virtual method.
195 (Target_i386::make_data_plt): New method to call it.
196 (Target_i386::make_plt_section): Use that.
197 Call this->plt_->add_eh_frame method here.
198 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
199 rather than plt_entry_size variable.
200 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
201 (Output_data_plt_i386::address_for_local): Likewise.
202 (Output_data_plt_i386::do_write): Likewise.
203 Move guts of PLT filling to...
204 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
205 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
206 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
207 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
209 2012-05-01 Cary Coutant <ccoutant@google.com>
211 * dwarf_reader.cc (Dwarf_die::read_attributes)
212 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
213 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
214 * reduced_debug_output.cc
215 (Output_reduced_debug_info_section::get_die_end): Remove
216 DW_FORM_GNU_ref_index. Add default case.
218 2012-04-26 Mark Wielaard <mjw@redhat.com>
220 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
221 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
222 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
223 DW_AT_high_pc as offset from DW_AT_low_pc.
225 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
226 * testsuite/Makefile.in: Regenerate.
227 * testsuite/gdb_index_test_3.c: New test source file.
228 * testsuite/gdb_index_test_3.sh: New test source file.
230 2012-04-25 Ian Lance Taylor <iant@google.com>
232 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
234 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
235 as a class, not a struct.
236 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
237 (Target_arm::apply_cortex_a8_workaround): Likewise.
238 * gc.h: Declare Reloc_types as a struct, not a class.
239 * object.h: Declare Symbols_data as a struct.
240 * reloc.h: Declare Read_relocs_data as a struct.
241 * target.h: Declare Relocate_info as a struct.
243 2012-04-24 David S. Miller <davem@davemloft.net>
245 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
246 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
249 2012-04-24 Cary Coutant <ccoutant@google.com>
251 * incremental-dump.cc (find_input_containing_global): Replace
252 magic number with symbolic constant.
253 (dump_incremental_inputs): Update version number.
254 * incremental.cc (Output_section_incremental_inputs): Update version
255 number; import symbolic constants from Incremental_inputs_reader.
256 (Incremental_inputs::create_data_sections): Align relocations
257 section correctly for 64-bit targets.
258 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
259 constants; add padding.
260 (Output_section_incremental_inputs::write_header): Add assert for
262 (Output_section_incremental_inputs::write_input_files): Add assert
263 for input_entry_size.
264 (Output_section_incremental_inputs::write_info_blocks): Add padding;
265 add assert for object_info_size, input_section_entry_size,
266 global_sym_entry_size.
267 * incremental.h (Incremental_inputs_reader): Add symbolic constants
268 for data structure sizes; use them.
269 (Incremental_input_entry_reader): Import symbolic constants from
270 Incremental_inputs_reader; use them.
272 2012-04-23 David S. Miller <davem@davemloft.net>
274 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
276 (Target_sparc::Target_sparc): Initialize new fields.
277 (Target_sparc::do_make_elf_object): New function.
278 (Target_sparc::do_adjust_elf_header): New function.
280 2012-04-23 Cary Coutant <ccoutant@google.com>
282 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
283 CU range table of gdb index.
285 2012-04-20 David S. Miller <davem@davemloft.net>
287 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
290 2012-04-16 David S. Miller <davem@davemloft.net>
292 * sparc.cc (Target_sparc::got_address): New function.
293 (Sparc_relocate_functions::gdop_hix22): New function.
294 (Sparc_relocate_functions::gdop_lox10): New function.
295 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
297 (Target_sparc::Scan::local): Likewise if the global symbol is not
298 preemptible and is not IFUNC.
299 (Target_sparc::Relocate::relocate): Perform GOTDATA code
300 transformations for local and non-preemptible non-IFUNC global
303 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
304 writing out 64-bit part of ranges.
306 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
307 -fpic and -fpie respectively.
308 * Makefile.in: Regenerate.
310 * sparc.cc (class Target_sparc): Add rela_ifunc_.
311 (Target_sparc::Target_sparc): Initialize new field.
312 (Target_sparc::do_plt_section_for_global): New function.
313 (Target_sparc::do_plt_section_for_local): New function.
314 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
315 (Target_sparc::make_plt_section): New function, broken out of
316 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
317 (Target_sparc::make_plt_entry): Call make_plt_section.
318 (Target_sparc::make_local_ifunc_plt_entry): New function.
319 (Target_sparc::rela_ifunc_section): New function.
320 (Target_sparc::plt_section): Remove const.
321 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
322 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
323 and ifunc_count_ fields.
324 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
325 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
326 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
327 (Output_data_plt_sparc::rela_ifunc): New function.
328 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
329 (Output_data_plt_sparc::has_ifunc_section): New function.
330 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
331 (Output_data_plt_sparc::address_for_global): New function.
332 (Output_data_plt_sparc::address_for_local): New function.
333 (Output_data_plt_sparc::plt_index_to_offset): New function.
334 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
336 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
338 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
339 R_SPARC_JMP_IREL to switch.
340 (Target_sparc::Scan::check_non_pic): Likewise.
341 (Target_sparc::Scan::local): Handle IFUNC symbols.
342 (Target_sparc::Scan::local): Likewise.
343 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
344 and plt_address_for_local.
345 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
346 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
348 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
349 (class Output_data_reloc): Adjust calls to Output_reloc_type.
350 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
351 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
353 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
354 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
356 * sparc.cc (Target_sparc::Scan::global): Likewise.
357 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
359 2012-04-16 Cary Coutant <ccoutant@google.com>
361 * archive.cc (Library_base::should_include_member): Check for
362 --export-dynamic-symbol.
363 * options.h (class General_options): Add --export-dynamic-symbol.
364 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
365 --export-dynamic-symbol.
366 (Symbol_table::gc_mark_undef_symbols): Likewise.
367 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
369 2012-04-12 David S. Miller <davem@davemloft.net>
371 * sparc.cc (Reloc::wdisp10): New relocation method.
372 (Reloc::h34): Likewise.
373 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
374 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
376 (Target_sparc::Scan::local): Likewise.
377 (Target_sparc::Scan::global): Likewise.
378 (Target_sparc::Relocate::relocate): Likewise.
380 2012-04-09 Cary Coutant <ccoutant@google.com>
382 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
385 2012-04-06 Ian Lance Taylor <iant@google.com>
387 * timer.cc: #include <unistd.h>.
389 2012-04-06 Roland McGrath <mcgrathr@google.com>
391 * configure.in (AC_CHECK_HEADERS): Add locale.h.
392 * config.in: Regenerate.
393 * configure: Regenerate.
395 2012-04-05 Nick Clifton <nickc@redhat.com>
397 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
398 (AM_LC_MESSAGES): Add.
399 * aclocal.m4: Regenerate.
400 * config.in: Regenerate.
401 * configure: Regenerate.
403 2012-03-21 Cary Coutant <ccoutant@google.com>
405 * Makefile.am: Add gdb-index.cc, gdb-index.h.
406 * Makefile.in: Regenerate.
407 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
408 (Sized_elf_reloc_mapper::symbol_section): New function.
409 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
410 (make_elf_reloc_mapper): New function.
411 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
412 (Dwarf_abbrev_table::do_read_abbrevs): New function.
413 (Dwarf_abbrev_table::do_get_abbrev): New function.
414 (Dwarf_ranges_table::read_ranges_table): New function.
415 (Dwarf_ranges_table::read_range_list): New function.
416 (Dwarf_pubnames_table::read_section): New function.
417 (Dwarf_pubnames_table::read_header): New function.
418 (Dwarf_pubnames_table::next_name): New function.
419 (Dwarf_die::Dwarf_die): New function.
420 (Dwarf_die::read_attributes): New function.
421 (Dwarf_die::skip_attributes): New function.
422 (Dwarf_die::set_name): New function.
423 (Dwarf_die::set_linkage_name): New function.
424 (Dwarf_die::attribute): New function.
425 (Dwarf_die::string_attribute): New function.
426 (Dwarf_die::int_attribute): New function.
427 (Dwarf_die::uint_attribute): New function.
428 (Dwarf_die::ref_attribute): New function.
429 (Dwarf_die::child_offset): New function.
430 (Dwarf_die::sibling_offset): New function.
431 (Dwarf_info_reader::check_buffer): New function.
432 (Dwarf_info_reader::parse): New function.
433 (Dwarf_info_reader::do_parse): New function.
434 (Dwarf_info_reader::do_read_string_table): New function.
435 (Dwarf_info_reader::lookup_reloc): New function.
436 (Dwarf_info_reader::get_string): New function.
437 (Dwarf_info_reader::visit_compilation_unit): New function.
438 (Dwarf_info_reader::visit_type_unit): New function.
439 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
440 Sized_elf_reloc_mapper.
441 (Sized_dwarf_line_info::symbol_section): Remove function.
442 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
443 (Sized_dwarf_line_info::read_line_mappings): Remove object
444 parameter, adjust callers.
445 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
446 * dwarf_reader.h: Include <sys/types.h>.
447 (class Track_relocs): Remove forward declaration.
448 (class Elf_reloc_mapper): New class.
449 (class Sized_elf_reloc_mapper): New class.
450 (class Dwarf_abbrev_table): New class.
451 (class Dwarf_range_list): New class.
452 (class Dwarf_ranges_table): New class.
453 (class Dwarf_pubnames_table): New class.
454 (class Dwarf_die): New class.
455 (class Dwarf_info_reader): New class.
456 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
457 (Sized_dwarf_line_info::symbol_section): Remove member function.
458 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
460 * gdb-index.cc: New source file.
461 * gdb-index.h: New source file.
462 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
463 and .debug_types sections, call Layout::add_to_gdb_index.
464 (Sized_relobj_incr::do_section_name): Implement.
465 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
466 return type; Implement.
467 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
469 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
470 parameter list and return type.
471 (Sized_incr_dynobj::do_section_contents): Likewise.
472 * layout.cc: Include gdb-index.h.
473 (Layout::Layout): Initialize gdb_index_data_.
474 (Layout::init_fixed_output_section): Check for .gdb_index section.
475 (Layout::add_to_gdb_index): New function. Instantiate.
476 * layout.h: Add forward declaration for class Gdb_index.
477 (Layout::add_to_gdb_index): New member function.
478 (Layout::gdb_index_data_): New data member.
479 * main.cc: Include gdb-index.h.
480 (main): Print statistics for gdb index.
481 * object.cc (Object::section_contents): Move code into
483 (need_decompressed_section): Check for sections needed when building
485 (build_compressed_section_map): Likewise.
486 (Sized_relobj_file::do_read_symbols): Need local symbols when building
488 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
489 sections; call Layout::add_to_gdb_index.
490 (Sized_relobj_file::do_decompressed_section_contents): Call
491 do_section_contents directly.
492 * object.h (Object::do_section_contents): Adjust parameter list and
494 (Object::do_decompressed_section_contents): Call do_section_contents
496 (Sized_relobj_file::do_section_contents): Adjust parameter list and
498 * options.h (class General_options): Add --gdb-index option.
499 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
500 list and return type.
501 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
502 * reloc.h (Track_relocs::checkpoint): New function.
503 (Track_relocs::reset): New function.
505 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
507 * testsuite/Makefile.in: Regenerate.
508 * testsuite/gdb_index_test.cc: New test source file.
509 * testsuite/gdb_index_test_1.sh: New test source file.
510 * testsuite/gdb_index_test_2.sh: New test source file.
512 2012-03-19 Doug Kwan <dougkwan@google.com>
514 * arm.cc (Target_arm::do_define_standard_symbols): New method.
515 (Target_arm::do_finalize_sections): Remove code which defines
516 __exidx_start and __exidx_end. Make symbol table parameter
517 anonymous as it is not used.
518 * gold.cc (queue_middle_tasks): Call target hook to define any
519 target-specific symbols.
520 * target.h (Target::define_standard_symbols): New method.
521 (Target::do_define_standard_symbols): Same.
522 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
523 * testsuite/Makefile.in: Regenerate.
524 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
526 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
527 relocations are generated for __exidx_start and __exidx_end.
529 2012-03-16 Doug Kwan <dougkwan@google.com>
531 * testsuite/Makefile.am: Disable test initpri3b.
532 * testsuite/Makefile.in: Regenerate.
534 2012-03-15 Doug Kwan <dougkwan@google.com>
536 * arm.cc (Target_arm::got_section): Make .got section read-only
539 2012-03-15 Ian Lance Taylor <iant@google.com>
542 * layout.cc (Layout::make_output_section): Correctly mark
543 SHT_INIT_ARRAY, et. al., as relro.
545 2012-03-14 Doug Kwan <dougkwan@google.com>
547 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
548 dynamic relocations for protected symbols in shared objects.
550 2012-03-13 Ian Lance Taylor <iant@google.com>
552 * resolve.cc (Symbol_table::resolve): When merging common symbols,
553 keep the larger alignment.
555 2012-03-12 Cary Coutant <ccoutant@google.com>
557 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
558 handling of DW_LNE_define_file.
560 2012-03-12 Cary Coutant <ccoutant@google.com>
562 * reduced_debug_output.cc
563 (Output_reduced_debug_info_section::get_die_end): Add new FORM
566 2012-02-29 Cary Coutant <ccoutant@google.com>
568 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
570 2012-02-29 Cary Coutant <ccoutant@google.com>
572 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
573 Call Object::decompressed_section_contents.
574 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
576 (Sized_dwarf_line_info::buffer_start_): New data member.
577 * merge.cc (Output_merge_data::do_add_input_section): Call
578 Object::decompressed_section_contents.
579 (Output_merge_string::do_add_input_section): Likewise.
580 * object.cc (need_decompressed_section): New function.
581 (build_compressed_section_map): Decompress sections needed later.
582 (Sized_relobj_file::do_decompressed_section_contents): New function.
583 (Sized_relobj_file::do_discard_decompressed_sections): New function.
584 * object.h (Object::decompressed_section_contents): New function.
585 (Object::discard_decompressed_sections): New function.
586 (Object::do_decompressed_section_contents): New function.
587 (Object::do_discard_decompressed_sections): New function.
588 (Compressed_section_info): New type.
589 (Compressed_section_map): Include decompressed section contents.
590 (Sized_relobj_file::do_decompressed_section_contents): New function.
591 (Sized_relobj_file::do_discard_decompressed_sections): New function.
593 2012-02-16 Cary Coutant <ccoutant@google.com>
595 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
596 * testsuite/Makefile.in: Regenerate.
598 2012-02-14 Cary Coutant <ccoutant@google.com>
600 * options.cc (General_options::finalize): Disallow -pie and -static.
602 2012-02-03 Doug Kwan <dougkwan@google.com>
604 * arm.cc (Arm_relocate_functions::abs8,
605 Arm_relocate_functions::abs16): Use
606 Bits::has_signed_unsigned_overflow32.
607 (Arm_relocate_functions::thm_abs8): Correct range of
609 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
612 2012-02-02 Doug Kwan <dougkwan@google.com>
614 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
615 position independent outputs, not just shared objects.
617 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
619 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
620 * configure: Regenerated.
622 2012-01-27 Ian Lance Taylor <iant@google.com>
624 * reloc.h (Bits): New class with static functions, copied from
625 namespace utils in arm.cc.
626 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
629 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
631 * incremental.cc (write_info_blocks): Correct relocation offset.
633 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
635 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
636 (Relocate::tls_gd_to_le): Likewise.
638 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
640 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
642 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
644 * configure.ac: Check if -mcmodel=medium works.
645 * configure: Regenerated.
647 2012-01-24 Cary Coutant <ccoutant@google.com>
649 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
651 (read_unsigned_LEB_128_x): ... this new function.
652 (read_signed_LEB_128): Replaced with inline definition and ...
653 (read_signed_LEB_128_x): ... this new function.
654 * int_encoding.h (read_unsigned_LEB_128_x): New function.
655 (read_unsigned_LEB_128): Add inline definition.
656 (read_signed_LEB_128_x): New function.
657 (read_signed_LEB_128): Add inline definition.
658 * testsuite/Makefile.am (leb128_unittest): New unit test.
659 * testsuite/Makefile.in: Regenerate.
660 * testsuite/leb128_unittest.cc: New unit test.
662 2012-01-23 Ian Lance Taylor <iant@google.com>
665 * i386.cc (Target_i386::do_code_fill): When using a jmp
666 instruction, pad with nop instructions.
667 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
669 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
671 * x86_64.cc (gc_process_relocs): Add typename on types used in
673 (scan_relocs): Likewise.
674 (relocate_section): Likewise.
675 (apply_relocation): Likewise.
677 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
679 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
680 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
683 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
685 * x86_64.cc: Initial support for x32.
687 2012-01-03 Cary Coutant <ccoutant@google.com>
689 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
690 Use abstract base class for GOT.
691 * gold/output.h (class Output_data_got_base): New abstract base class.
692 (class Output_data_got): Derive from new base class, adjust ctors.
693 (Output_data_got::reserve_slot): Make virtual; rename to
694 do_reserve_slot; Adjust callers.
695 * gold/target.h (Sized_target::init_got_plt_for_update): Return
696 pointer to abstract base class.
697 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
699 2011-12-18 Ian Lance Taylor <iant@google.com>
701 * object.h (Relobj::local_symbol_value): New function.
702 (Relobj::local_plt_offset): New function.
703 (Relobj::local_has_got_offset): New function.
704 (Relobj::local_got_offset): New function.
705 (Relobj::set_local_got_offset): New function.
706 (Relobj::do_local_symbol_value): New pure virtual function.
707 (Relobj::do_local_plt_offset): Likewise.
708 (Relobj::do_local_has_got_offset): Likewise.
709 (Relobj::do_local_got_offset): Likewise.
710 (Relobj::do_set_local_got_offset): Likewise.
711 (Sized_relobj::do_local_has_got_offset): Rename from
712 local_has_got_offset.
713 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
714 (Sized_relobj::do_set_local_got_offset): Rename from
715 set_local_got_offset.
716 (Sized_relobj_file::do_local_plt_offset): Rename from
718 (Sized_relobj_file::do_local_symbol_value): New function.
719 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
721 * output.cc (Output_data_got::Got_entry::write): Change object to
722 Relobj. Use local_symbol_value.
723 (Output_data_got::add_global_with_rel): Change rel_dyn to
724 Output_data_reloc_generic*. Use add_global_generic.
725 (Output_data_got::add_global_with_rela): Remove. Change all
726 callers to use add_global_with_rel.
727 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
728 Output_data_reloc_generic*. Use add_global_generic.
729 (Output_data_got::add_global_pair_with_rela): Remove. Change all
730 callers to use add_global_pair_with_rel.
731 (Output_data_got::add_local): Change object to Relobj*.
732 (Output_data_got::add_local_plt): Likewise.
733 (Output_data_got::add_local_with_rel): Change object to Relobj*,
734 change rel_dyn to Output_data_reloc_generic*. Use
736 (Output_data_got::add_local_with_rela): Remove. Change all
737 callers to use all_local_with_rel.
738 (Output_data_got::add_local_pair_with_rel): Change object to
739 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
740 add_output_section_generic.
741 (Output_data_got::add_local_pair_with_rela): Remove. Change all
742 callers to use add_local_pair_with_rel.
743 (Output_data_got::reserve_local): Change object to Relobj*.
744 * output.h: (class Output_data_reloc_generic): Add pure virtual
745 declarations for add_global_generic, add_local_generic,
746 add_output_section_generic.
747 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
748 functions for Output_data_reloc_generic. Update declarations for
749 changes listed in output.cc.
750 (class Output_data_got): Change template parameter to got_size.
751 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
752 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
754 (Sized_relobj_incr::do_local_plt_offset): New function.
755 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
758 2011-12-17 Cary Coutant <ccoutant@google.com>
760 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
761 * resolve.cc (Symbol_table::resolve): Likewise.
762 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
764 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
766 2011-12-16 Ian Lance Taylor <iant@google.com>
768 * output.h (Output_data_reloc_generic::add): Only call
769 add_dynamic_reloc if this is a dynamic reloc section.
771 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
774 * target-reloc.h (apply_relocation): Replace <64, false> with
777 2011-11-25 Nick Clifton <nickc@redhat.com>
779 * po/it.po: New Italian translation.
781 2011-11-17 Sterling Augustine <saugustine@google.com>
783 * script.cc (script_include_directive): Implement.
784 (read_script_file): New local variables name and search_path. Update
785 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
786 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
787 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
789 2011-11-11 Sterling Augustine <saugustine@google.com>
791 * yyscript.y (section_cmd): Add support for INCLUDE directive.
792 (file_or_sections_cmd): Likewise.
794 2011-11-11 Doug Kwan <dougkwan@google.com>
796 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
797 if --just-symbols is given.
799 2011-11-10 Doug Kwan <dougkwan@google.com>
802 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
803 when processing data relocs.
804 * reloc.h (Relocate_functions::rel_unaligned): New method.
805 (Relocate_functions::pcrel_unaligned): Ditto.
806 (Relocate_functions::rel32_unaligned): Ditto.
807 (Relocate_functions::pcrel32_unaligned): Ditto.
809 2011-11-09 Doug Kwan <dougkwan@google.com>
812 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
813 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
814 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
815 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
816 (Relocate_functions::rel_unaligned): New.
817 (Relocate_functions::rel32_unaligned): New.
818 * target-reloc.h (relocate_for_relocatable): Add code to handle
819 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
820 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
821 arm_unaligned_reloc_r): New targets.
822 * testsuite/Makefile.in: Regenerate.
823 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
826 2011-11-02 Ian Lance Taylor <iant@google.com>
828 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
830 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
831 * options.cc (General_options::finalize): Use library search path
832 from configure script if specified. If not native and no sysroot,
833 only search TOOLLIBDIR.
834 * options.h (Search_directory::Search_directory): Change name to
836 (General_options::add_to_library_path_with_sysroot): Change arg to
838 * configure, Makefile.in, config.in: Rebuild.
840 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
842 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
843 we are working around the ARM1176 Erratum.
844 * options.h (General_options::fix_arm1176): Add option.
845 * testsuite/Makefile.am: Add testcases, and keep current ones
847 * testsuite/Makefile.in: Regenerate.
848 * testsuite/arm_fix_1176.s: New file.
849 * testsuite/arm_fix_1176.sh: Likewise.
851 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
853 * arm.cc (Target_arm::Target_arm): Remove initialisation of
855 (Target_arm::may_use_blx): Remove method.
856 (Target_arm::set_may_use_blx): Likewise.
857 (Target_arm::may_use_v4t_interworking): New method.
858 (Target_arm::may_use_v5t_interworking): Likewise.
859 (Target_arm::may_use_blx_): Remove member variable.
860 (Arm_relocate_functions::arm_branch_common): Check for v5T
862 (Arm_relocate_functions::thumb_branch_common): Likewise.
863 (Reloc_stub::stub_type_for_reloc): Likewise.
864 (Target_arm::do_finalize_sections): Correct interworking checks.
865 * testsuite/Makefile.am: Add new tests.
866 * testsuite/Makefile.in: Regenerate.
867 * testsuite/arm_farcall_arm_arm.s: New test.
868 * testsuite/arm_farcall_arm_arm.sh: Likewise.
869 * testsuite/arm_farcall_arm_thumb.s: Likewise.
870 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
871 * testsuite/arm_farcall_thumb_arm.s: Likewise.
872 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
873 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
874 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
876 2011-10-31 Cary Coutant <ccoutant@google.com>
879 * expression.cc (Expression::eval_with_dot): Add
880 is_section_dot_assignment parameter.
881 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
882 absolute and assigning to dot within a section.
884 (Output_section_element_assignment::set_section_addresses): Pass
885 dot_section to set_if_absolute.
886 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
887 as is_section_dot_assignment flag to eval_with_dot.
888 (Output_section_element_dot_assignment::set_section_addresses):
890 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
891 parameter. Also set value if relative to dot_section; set the
892 symbol's output_section.
893 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
894 parameter. Adjust all callers.
895 (Expression::eval_maybe_dot): Likewise.
896 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
898 * testsuite/script_test_2.t: Test assignment of an absolute value
899 to dot within an output section element.
901 2011-10-31 Cary Coutant <ccoutant@google.com>
903 * options.h (class General_options): Add --[no-]gnu-unique options.
904 * symtab.cc (Symbol_table::sized_write_globals): Convert
905 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
907 2011-10-31 Cary Coutant <ccoutant@google.com>
910 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
911 unnecessary assertion.
912 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
914 2011-10-31 Sriraman Tallam <tmsriram@google.com>
916 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
918 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
920 Change to just keep the section associated with symbol.
921 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
922 they are externally visible and --export-dynamic is turned on.
923 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
925 2011-10-19 Ian Lance Taylor <iant@google.com>
929 (Output_section_element_dot_assignment::needs_output_section): New
932 2011-10-19 Ian Lance Taylor <iant@google.com>
935 * layout.cc (Layout::segment_precedes): Don't assert failure if a
936 --section-start option was seen.
937 * options.h (General_options::any_section_start): New function.
939 2011-10-18 David S. Miller <davem@davemloft.net>
942 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
943 member to track relocation locations that have moved during TLS
945 (Target_sparc::Relocate::Relocate): Initialize to NULL.
946 (Target_sparc::Relocate::relocate): Adjust view down by 4
947 bytes if it matches reloc_adjust_addr_.
948 (Target_sparc::Relocate::relocate_tls): Always move the
949 __tls_get_addr call delay slot instruction forward 4 bytes when
950 performing relaxation.
952 2011-10-18 Cary Coutant <ccoutant@google.com>
954 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
955 (Output_file::map_no_anonymous): Check for non-zero
956 return code from posix_fallocate.
958 2011-10-17 Cary Coutant <ccoutant@google.com>
961 * plugin.cc (is_visible_from_outside): Check for symbols
962 referenced from dynamic objects.
963 * resolve.cc (Symbol_table::resolve): Don't count references
964 from dynamic objects as references from real ELF files.
965 * testsuite/plugin_test_2.sh: Adjust expected result.
967 2011-10-17 Cary Coutant <ccoutant@google.com>
969 * gold.cc: Include timer.h.
970 (queue_middle_tasks): Stamp time.
971 (queue_final_tasks): Likewise.
972 * main.cc (main): Store timer in parameters. Print timers
974 * parameters.cc (Parameters::Parameters): Initialize timer_.
975 (Parameters::set_timer): New function.
976 (set_parameters_timer): New function.
977 * parameters.h (Parameters::set_timer): New function.
978 (Parameters::timer): New function.
979 (Parameters::timer_): New data member.
980 (set_parameters_timer): New function.
981 * timer.cc (Timer::stamp): New function.
982 (Timer::get_pass_time): New function.
983 * timer.h (Timer::stamp): New function.
984 (Timer::get_pass_time): New function.
985 (Timer::pass_times_): New data member.
987 2011-10-17 Cary Coutant <ccoutant@google.com>
989 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
990 task for members of lib groups.
992 2011-10-17 Cary Coutant <ccoutant@google.com>
995 * fileread.cc (File_read::find_view): Add assert.
996 (File_read::make_view): Move bounds check (replace with assert)...
997 (File_read::find_or_make_view): ... to here.
999 2011-10-12 Cary Coutant <ccoutant@google.com>
1001 * output.cc (Output_file::open_base_file): Handle case where
1002 ::read returns less than requested size.
1004 2011-10-10 Cary Coutant <ccoutant@google.com>
1006 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1007 Initialize defined_count_.
1008 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1009 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1010 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1011 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1012 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1013 * incremental.h (Sized_relobj_incr::defined_count_): New data
1015 (Sized_incr_dynobj::defined_count_): New data member.
1016 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1017 Return zeroes instead of internal error.
1019 2011-10-10 Cary Coutant <ccoutant@google.com>
1022 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1023 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1024 * output.h (class Output_reloc): Add use_plt_offset flag.
1025 (Output_reloc::type_): Adjust size of bit field.
1026 (Output_reloc::use_plt_offset_): New bit field.
1027 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1028 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1029 flag. Adjust all callers.
1030 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1031 creating RELATIVE relocations.
1033 2011-10-10 Nick Clifton <nickc@redhat.com>
1035 * po/es.po: Updated Spanish translation.
1036 * po/fi.po: Updated Finnish translation.
1038 2011-10-03 Diego Novillo <dnovillo@google.com>
1040 * options.cc (parse_uint): Fix dereference of RETVAL.
1042 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1044 * layout.h (section_order_map_): New member.
1045 (get_section_order_map): New member function.
1046 * output.cc (Output_section::add_input_section): Check for patterns
1047 only when --section-ordering-file is specified.
1048 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1049 output_sections have been formed.
1050 * layout.cc (Layout_Layout): Initialize section_order_map_.
1051 * plugin.cc (update_section_order): Store order in order_map. Do not
1053 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1054 * testsuite/Makefile.in: Regenerate.
1055 * testsuite/plugin_section_order.c: New file.
1056 * testsuite/plugin_final_layout.cc: New file.
1057 * testsuite/plugin_final_layout.sh: New file.
1059 2011-09-29 Cary Coutant <ccoutant@google.com>
1061 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1063 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1064 symbols during incremental update.
1065 (Symbol_table::add_from_dynobj): Likewise.
1067 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1068 Ian Lance Taylor <iant@google.com>
1070 * symtab.cc (Symbol_table::define_special_symbol): Always
1071 canonicalize version string.
1073 2011-09-26 Cary Coutant <ccoutant@google.com>
1075 * gold.cc (queue_initial_tasks): Move option checks ...
1076 * options.cc (General_options::finalize): ... to here. Disable
1077 some options; make others fatal.
1079 2011-09-26 Cary Coutant <ccoutant@google.com>
1082 * plugin.cc (get_symbols_v2): New function.
1083 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1084 (is_referenced_from_outside): New function.
1085 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1086 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1087 (get_symbols): Pass version parameter.
1088 (get_symbols_v2): New function.
1089 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1091 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1092 (onload): Add LDPT_GET_SYMBOLS_V2.
1093 (all_symbols_read_hook): Use get_symbols_v2; check for
1094 LDPR_PREVAILING_DEF_IRONLY_EXP.
1095 * testsuite/plugin_test_3.sh: Update expected results.
1097 2011-09-23 Simon Baldwin <simonb@google.com>
1099 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1100 configuration options.
1101 * configure: Regenerate.
1102 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1103 * Makefile.in: Regenerate.
1104 * testsuite/Makefile.in: Regenerate.
1106 2011-09-19 Sriraman Tallam <tmsriram@google.com>
1108 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
1110 2011-09-19 Cary Coutant <ccoutant@google.com>
1112 * incremental.cc (can_incremental_update): Fix typo in comment.
1113 * incremental.h (can_incremental_update): Likewise.
1115 2011-09-18 Cary Coutant <ccoutant@google.com>
1117 * incremental.cc (can_incremental_update): New function.
1118 * incremental.h (can_incremental_update): New function.
1119 * layout.cc (Layout::init_fixed_output_section): Call it.
1120 (Layout::make_output_section): Don't allow patch space in .eh_frame.
1121 * object.cc (Sized_relobj_file::do_layout): Call
1122 can_incremental_update.
1124 2011-09-13 Cary Coutant <ccoutant@google.com>
1126 * configure.ac: Check for glibc support for gnu_indirect_function
1127 support with static linking, setting automake conditional
1129 * Makefile.in: Regenerate.
1130 * configure: Regenerate.
1132 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
1133 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
1135 * testsuite/Makefile.in: Regenerate.
1137 2011-09-13 Cary Coutant <ccoutant@google.com>
1139 * incremental.cc (Sized_relobj_incr::do_layout): Call
1140 report_comdat_group for kept comdat sections.
1141 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
1142 * testsuite/Makefile.in: Regenerate.
1143 * testsuite/incr_comdat_test_1.cc: New source file.
1144 * testsuite/incr_comdat_test_2_v1.cc: New source file.
1145 * testsuite/incr_comdat_test_2_v2.cc: New source file.
1146 * testsuite/incr_comdat_test_2_v3.cc: New source file.
1148 2011-09-13 Ian Lance Taylor <iant@google.com>
1150 * object.cc (Sized_relobj_file::do_layout): Remove unused local
1151 variable external_symbols_offset.
1153 2011-09-12 Ian Lance Taylor <iant@google.com>
1155 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
1156 triggered if object has no symbols.
1158 2011-09-09 David S. Miller <davem@davemloft.net>
1160 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
1161 (Output_fill_debug_line::do_write): Likewise.
1163 2011-08-29 Cary Coutant <ccoutant@google.com>
1165 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
1166 casts to match formatting specs.
1167 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
1169 2011-08-26 Cary Coutant <ccoutant@google.com>
1171 * layout.cc (Free_list::allocate): Provide guarantee of minimum
1172 remaining hole size when allocating.
1173 (Layout::make_output_section): Set fill methods for debug sections.
1174 * layout.h (Free_list::Free_list_node): Move from private to
1176 (Free_list::set_min_hole_size): New function.
1177 (Free_list::begin, Free_list::end): New functions.
1178 (Free_list::min_hole_): New data member.
1179 * output.cc: Include dwarf.h.
1180 (Output_fill_debug_info::do_minimum_hole_size): New function.
1181 (Output_fill_debug_info::do_write): New function.
1182 (Output_fill_debug_line::do_minimum_hole_size): New function.
1183 (Output_fill_debug_line::do_write): New function.
1184 (Output_section::Output_section): Initialize new data member.
1185 (Output_section::set_final_data_size): Ensure patch space is larger
1186 than minimum hole size.
1187 (Output_section::do_write): Fill holes in debug sections.
1188 * output.h (Output_fill): New class.
1189 (Output_fill_debug_info): New class.
1190 (Output_fill_debug_line): New class.
1191 (Output_section::set_free_space_fill): New function.
1192 (Output_section::free_space_fill_): New data member.
1193 * testsuite/Makefile.am (incremental_test_3): Add
1194 --incremental-patch option.
1195 (incremental_test_4): Likewise.
1196 (incremental_test_5): Likewise.
1197 (incremental_test_6): Likewise.
1198 (incremental_copy_test): Likewise.
1199 (incremental_common_test_1): Likewise.
1200 * testsuite/Makefile.in: Regenerate.
1202 2011-08-26 Nick Clifton <nickc@redhat.com>
1204 * po/es.po: Updated Spanish translation.
1206 2011-08-01 Cary Coutant <ccoutant@google.com>
1208 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
1209 * gold/testsuite/Makefile.in: Regenerate.
1210 * gold/testsuite/justsyms_exec.c: New source file.
1211 * gold/testsuite/justsyms_lib.c: New source file.
1213 2011-08-01 Cary Coutant <ccoutant@google.com>
1215 * layout.cc (Layout::set_segment_offsets): Don't realign text
1216 segment if -Ttext was specified.
1217 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
1219 * object.h (Sized_relobj_file::e_type): New function.
1220 (Sized_relobj_file::e_type_): New data member.
1221 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
1222 base address for ET_EXEC files.
1223 * target.cc (Target::do_make_elf_object_implementation): Allow
1224 ET_EXEC files with --just-symbols option.
1226 2011-07-28 Cary Coutant <ccoutant@google.com>
1228 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
1229 Add thread_number parameter.
1230 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
1231 * workqueue-threads.cc
1232 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
1233 current thread if its thread number is greater than desired thread
1235 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
1236 Add thread_number parameter.
1237 (Workqueue::should_cancel_thread): Likewise.
1238 (Workqueue::find_runnable_or_wait): Pass thread_number to
1239 should_cancel_thread.
1240 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
1243 2011-07-22 Sriraman Tallam <tmsriram@google.com>
1245 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
1246 only after checking if it cannot be forced local.
1247 * symtab.h (is_externally_visible): Check if the symbol is not forced
1250 2011-07-15 Ian Lance Taylor <iant@google.com>
1252 * options.h (class General_options): Add --print-output-format.
1253 Move -EL next to -EB, for better --help output.
1254 * target-select.cc: Include <cstdio>, "options.h", and
1256 (Target_selector::do_target_bfd_name): New function.
1257 (print_output_format): New function.
1258 * target-select.h (class Target_selector): Update declarations.
1259 (Target_selector::target_bfd_name): New function.
1260 (print_output_format): Declare.
1261 * main.cc: Include "target-select.h".
1262 (main): Handle --print-output-format.
1263 * gold.cc: Include "target-select.h".
1264 (queue_initial_tasks): Handle --print-output-format when there are
1266 * parameters.cc (parameters_force_valid_target): Give a better
1267 error message if -EB/-EL does not match target.
1268 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
1271 2011-07-15 Ian Lance Taylor <iant@google.com>
1273 * i386.cc (class Output_data_plt_i386): Add layout_ field.
1274 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
1275 (Output_data_plt_i386::do_write): Write address of .dynamic
1276 section to first entry in .got.plt section.
1277 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
1278 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1280 (Output_data_plt_x86_64::do_write): Write address of .dynamic
1281 section to first entry in .got.plt section.
1282 * layout.h (Layout::dynamic_section): New function.
1284 2011-07-13 Sriraman Tallam <tmsriram@google.com>
1286 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
1288 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
1289 input_section_position_, and input_section_glob_.
1290 (read_layout_from_file): Call function section_ordering_specified.
1291 * layout.h (is_section_ordering_specified): New function.
1292 (section_ordering_specified): New function.
1293 (section_ordering_specified_): New boolean member.
1294 * main.cc(main): Call load_plugins after layout object is defined.
1295 * output.cc (Output_section::add_input_section): Use
1296 function section_ordering_specified to check if section ordering is
1298 * output.cc (Output_section::add_relaxed_input_section): Use
1299 function section_ordering_specified to check if section ordering is
1301 (Output_section::update_section_layout): New function.
1302 (Output_section::sort_attached_input_sections): Check if input section
1304 * output.h (Output_section::update_section_layout): New function.
1305 * plugin.cc (get_section_count): New function.
1306 (get_section_type): New function.
1307 (get_section_name): New function.
1308 (get_section_contents): New function.
1309 (update_section_order): New function.
1310 (allow_section_ordering): New function.
1311 (Plugin::load): Add the new interfaces to the transfer vector.
1312 (Plugin_manager::load_plugins): New parameter.
1313 (Plugin_manager::all_symbols_read): New parameter.
1314 (Plugin_manager::claim_file): New parameter. Save the elf object for
1316 (Plugin_manager::get_elf_object): New function.
1317 (Plugin_manager::get_view): Change to directly use the bool to check
1318 if get_view is called from claim_file_hook.
1319 * plugin.h (input_objects): New function
1320 (Plugin__manager::load_plugins): New parameter.
1321 (Plugin_manager::claim_file): New parameter.
1322 (Plugin_manager::get_elf_object): New function.
1323 (Plugin_manager::in_claim_file_handler): New function.
1324 (Plugin_manager::in_claim_file_handler_): New member.
1325 (layout): New function.
1326 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
1327 handler with an extra parameter. Make the elf object before calling
1329 * testsuite/plugin_test.c (get_section_count): New function pointer.
1330 (get_section_type): New function pointer.
1331 (get_section_name): New function pointer.
1332 (get_section_contents): New function pointer.
1333 (update_section_order): New function pointer.
1334 (allow_section_ordering): New function pointer.
1335 (onload): Check if the new interfaces exist.
1337 2011-07-13 Ian Lance Taylor <iant@google.com>
1339 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
1341 * x86_64.cc (Target_x86_64::got_section): Likewise.
1342 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
1343 (relro_now_test_SOURCES): New variable.
1344 (relro_now_test_DEPENDENCIES): New variable.
1345 (relro_now_test_LDFLAGS): New variable.
1346 (relro_now_test_LDADD): New variable.
1347 (relro_now_test.so): New target.
1348 * testsuite/Makefile.in: Rebuild.
1350 2011-07-12 Ian Lance Taylor <iant@google.com>
1353 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
1354 GLOB_DAT relocation rather than a RELATIVE relocation for a
1355 protected symbol when creating a shared library.
1356 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1357 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
1358 * testsuite/protected_main_1.cc (main): Test that protected
1359 function has same address.
1361 2011-07-11 Ian Lance Taylor <iant@google.com>
1364 * options.h (class General_options): Add -Bgroup.
1365 * options.cc (General_options::finalize): If -Bgroup is set,
1366 default to --unresolved-symbols=report-all.
1367 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
1368 * target-reloc.h (issue_undefined_symbol_error): Handle
1369 --unresolved-symbols=report-all.
1371 2011-07-08 Ian Lance Taylor <iant@google.com>
1374 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
1375 if linker script discards key sections.
1376 (Layout::create_dynamic_symtab): Likewise.
1377 (Layout::assign_local_dynsym_offsets): Likewise.
1378 (Layout::sized_create_version_sections): Likewise.
1379 (Layout::create_interp): Likewise.
1380 (Layout::finish_dynamic_section): Likewise.
1381 (Layout::set_dynamic_symbol_size): Likewise.
1383 2011-07-08 Ian Lance Taylor <iant@google.com>
1386 * options.h (class General_options): Add --unresolved-symbols.
1387 * target-reloc.h (issue_undefined_symbol_error): Check
1388 --unresolved-symbols. Add comments.
1390 2011-07-08 Ian Lance Taylor <iant@google.com>
1392 * testsuite/odr_violation2.cc (Ordering::operator()): Make
1393 expression more complex.
1395 2011-07-08 Ian Lance Taylor <iant@google.com>
1398 * target-reloc.h (issue_undefined_symbol_error): New inline
1399 function, broken out of relocate_section.
1400 (relocate_section): Call issue_undefined_symbol_error.
1401 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1402 there is no TLS segment if we are about to issue an undefined
1404 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1406 2011-07-08 Ian Lance Taylor <iant@google.com>
1409 * resolve.cc (Symbol_table::should_override): Add fromtype
1410 parameter. Change all callers. Give error when linking together
1411 TLS and non-TLS symbol.
1412 (Symbol_table::should_override_with_special): Add fromtype
1413 parameter. Change all callers.
1414 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
1415 there is no TLS segment if we have reported some errors.
1416 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
1418 2011-07-08 Ian Lance Taylor <iant@google.com>
1421 * target.h (Target::plt_address_for_global): New function.
1422 (Target::plt_address_for_local): New function.
1423 (Target::plt_section_for_global): Remove.
1424 (Target::plt_section_for_local): Remove.
1425 (Target::do_plt_address_for_global): New virtual function.
1426 (Target::do_plt_address_for_local): New virtual function.
1427 (Target::do_plt_section_for_global): Remove.
1428 (Target::do_plt_section_for_local): Remove.
1429 (Target::register_global_plt_entry): Add Symbol_table and Layout
1431 * output.cc (Output_data_got::Got_entry::write): Use
1432 plt_address_for_global and plt_address_for_local.
1433 * layout.cc (Layout::add_target_dynamic_tags): Use size and
1434 address of output section.
1435 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
1436 got_irelative_, and irelative_count_ fields. Update
1438 (Output_data_plt_i386::has_irelative_section): New function.
1439 (Output_data_plt_i386::entry_count): Add irelative_count_.
1440 (Output_data_plt_i386::set_final_data_size): Likewise.
1441 (class Target_i386): Add got_irelative_ and rel_irelative_
1442 fields. Update declarations.
1443 (Target_i386::Target_i386): Initialize new fields.
1444 (Target_i386::do_plt_address_for_global): New function replacing
1445 do_plt_section_for_global.
1446 (Target_i386::do_plt_address_for_local): New function replacing
1447 do_plt_section_for_local.
1448 (Target_i386::got_section): Create got_irelative_.
1449 (Target_i386::rel_irelative_section): New function.
1450 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
1451 fields. Don't define __rel_iplt_{start,end}.
1452 (Output_data_plt_i386::add_entry): Add symtab and layout
1453 parameters. Change all callers. Use different PLT and GOT for
1455 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
1456 layout parameters. Change all callers. Use different PLT and
1458 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
1459 (Output_data_plt_i386::rel_irelative): New function.
1460 (Output_data_plt_i386::address_for_global): New function.
1461 (Output_data_plt_i386::address_for_local): New function.
1462 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
1463 IRELATIVE GOT when changing IFUNC GOT entries.
1464 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
1466 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
1467 if we didn't create an IRELATIVE GOT.
1468 (Target_i386::Relocate::relocate): Use plt_address_for_global and
1469 plt_address_for_local.
1470 (Target_i386::do_dynsym_value): Use plt_address_for_global.
1471 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
1472 got_irelative_, and irelative_count_ fields. Update
1474 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1475 Initialize new fields. Remove symtab parameter. Change all
1477 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
1479 (Output_data_plt_x86_64::has_irelative_section): New function.
1480 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
1481 (class Target_x86_64): Add got_irelative_ and rel_irelative_
1482 fields. Update declarations.
1483 (Target_x86_64::Target_x86_64): Initialize new fields.
1484 (Target_x86_64::do_plt_address_for_global): New function replacing
1485 do_plt_section_for_global.
1486 (Target_x86_64::do_plt_address_for_local): New function replacing
1487 do_plt_section_for_local.
1488 (Target_x86_64::got_section): Create got_irelative_.
1489 (Target_x86_64::rela_irelative_section): New function.
1490 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
1491 all callers. Don't create __rel_iplt_{start,end}.
1492 (Output_data_plt_x86_64::add_entry): Add symtab and layout
1493 parameters. Change all callers. Use different PLT and GOT for
1495 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
1496 layout parameters. Change all callers. Use different PLT and
1498 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
1499 parameters. Change all callers. Use different PLT and GOT for
1501 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
1502 (Output_data_plt_x86_64::rela_irelative): New function.
1503 (Output_data_plt_x86_64::address_for_global): New function.
1504 (Output_data_plt_x86_64::address_for_local): New function.
1505 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1506 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
1507 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
1508 (Target_x86_64::register_global_plt_entry): Add symtab and layout
1510 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
1512 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
1513 symbols if we didn't create an IRELATIVE GOT.
1514 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
1515 plt_address_for_local.
1516 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
1517 * testsuite/ifuncvar1.c: New test file.
1518 * testsuite/ifuncvar2.c: New test file.
1519 * testsuite/ifuncvar3.c: New test file.
1520 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
1521 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
1522 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
1523 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
1524 * testsuite/Makefile.in: Rebuild.
1526 2011-07-07 Cary Coutant <ccoutant@google.com>
1528 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
1529 (two_file_test_1_ndebug.o): Likewise.
1530 (two_file_test_1b_ndebug.o): Likewise.
1531 (two_file_test_2_ndebug.o): Likewise.
1532 (two_file_test_main_ndebug.o): Likewise.
1533 (incremental_test_2): Link with no-debug versions.
1535 2011-07-06 Cary Coutant <ccoutant@google.com>
1537 * gold/incremental.cc
1538 (Output_section_incremental_inputs::write_info_blocks): Check for
1539 hidden and internal symbols.
1541 2011-07-06 Cary Coutant <ccoutant@google.com>
1543 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
1544 Check disposition for startup file.
1545 (Incremental_inputs::report_command_line): Ignore
1546 --incremental-startup-unchanged option.
1547 * options.cc (General_options::parse_incremental_startup_unchanged):
1549 (General_options::General_options): Initialize new data member.
1550 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
1551 (General_options): Add --incremental-startup-unchanged option.
1552 (General_options::incremental_startup_disposition): New function.
1553 (General_options::incremental_startup_disposition_): New data member.
1555 2011-07-06 Cary Coutant <ccoutant@google.com>
1557 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
1558 input file index to Script_info ctor.
1559 (Sized_incremental_binary::do_file_has_changed): Find the
1560 command-line argument for files named in scripts.
1561 * incremental.h (Script_info::Script_info): New ctor
1562 with input file index.
1563 (Script_info::input_file_index): New function.
1564 (Script_info::input_file_index_): New data member.
1565 (Incremental_binary::get_library): Add const.
1566 (Incremental_binary::get_script_info): Add const.
1567 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
1568 * testsuite/Makefile.am (incremental_test_5): New test case.
1569 (incremental_test_6): New test case.
1570 * testsuite/Makefile.in: Regenerate.
1572 2011-07-06 Cary Coutant <ccoutant@google.com>
1574 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
1575 debug output when command lines differ.
1577 2011-07-06 Cary Coutant <ccoutant@google.com>
1579 * incremental.cc (Incremental_inputs::report_command_line): Ignore
1580 --incremental-patch option.
1581 * layout.cc (Free_list::allocate): Extend allocation beyond original
1583 (Layout::make_output_section): Mark sections that should get
1585 * options.cc (parse_percent): New function.
1586 * options.h (parse_percent): New function.
1587 (DEFINE_percent): New macro.
1588 (General_options): Add --incremental-patch option.
1589 * output.cc (Output_section::Output_section): Initialize new data
1591 (Output_section::add_input_section): Print section name when out
1593 (Output_section::add_output_section_data): Likewise.
1594 (Output_section::set_final_data_size): Add patch space when
1595 doing --incremental-full.
1596 (Output_section::do_reset_address_and_file_offset): Remove patch
1598 (Output_segment::set_section_list_addresses): Print debug output
1599 only if --incremental-update.
1600 * output.h (Output_section::set_is_patch_space_allowed): New function.
1601 (Output_section::is_patch_space_allowed_): New data member.
1602 (Output_section::patch_space_): New data member.
1603 * parameters.cc (Parameters::incremental_full): New function.
1604 * parameters.h (Parameters::incremental_full): New function
1605 * testsuite/Makefile.am (incremental_test_2): Add test for
1606 --incremental-patch option.
1607 * testsuite/Makefile.in: Regenerate.
1608 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
1609 (t18): Remove function body.
1611 2011-07-05 Doug Kwan <dougkwan@google.com>
1614 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
1615 Arm_Address type for relocation result.
1616 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
1618 (Arm_relocate_functions::abs32): Use unaligned access.
1619 (Arm_relocate_functions::rel32): Ditto.
1620 (Arm_relocate_functions::prel31): Ditto.
1621 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
1622 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
1623 static data relocations.
1624 * testsuite/Makefile.in: Regnerate.
1625 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
1627 2011-07-05 Ian Lance Taylor <iant@google.com>
1630 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
1631 symbols if necessary.
1632 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1634 2011-07-05 Ian Lance Taylor <iant@google.com>
1637 * resolve.cc (Symbol::override_base_with_special): Simply override
1638 version with special symbol version, ignoring previous version.
1640 2011-07-05 Ian Lance Taylor <iant@google.com>
1642 * object.cc (Sized_relobj_file::include_section_group): Add
1643 information to comment about signature location.
1645 2011-07-02 Ian Lance Taylor <iant@google.com>
1648 * options.h (class General_options): Add -f and -F.
1649 * options.cc (General_options::finalize): Fatal error if -f/-F
1650 are used without -shared.
1651 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
1653 2011-07-02 Ian Lance Taylor <iant@google.com>
1655 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
1657 2011-07-01 Ian Lance Taylor <iant@google.com>
1661 * resolve.cc (Symbol::override_base_with_special): Don't override
1662 the version if the overriding symbol has a different name.
1663 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
1664 all callers. If we give an error about an undefined version,
1665 define the base version if necessary.
1666 * dynobj.h (class Versions): Update declaration.
1667 * testsuite/weak_alias_test_5.cc: New file.
1668 * testsuite/weak_alias_test.script: New file.
1669 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
1670 and versioned_alias have the right value, and call t2.
1671 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
1672 weak_alias_test_5.so.
1673 (weak_alias_test_LDADD): Likewise.
1674 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
1675 * testsuite/Makefile.in: Rebuild.
1677 2011-07-01 Ian Lance Taylor <iant@google.com>
1680 * options.h (class General_options): Support -z notext.
1681 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
1683 (two_file_shared_nonpic.so): Likewise.
1684 (two_file_shared_mixed.so): Likewise.
1685 (two_file_shared_mixed_1.so): Likewise.
1686 (weak_undef_lib_nonpic.so): Likewise.
1687 (alt/weak_undef_lib_nonpic.so): Likewise.
1688 (tls_test_shared_nonpic.so): Likewise.
1689 * testsuite/Makefile.in: Rebuild.
1691 2011-07-01 Ian Lance Taylor <iant@google.com>
1694 * configure.ac: Test whether static linking works, setting
1695 the automake conditional HAVE_STATIC.
1696 * testsuite/Makefile.am: Disable tests using -static if
1697 HAVE_STATIC is not true.
1698 * configure, testsuite/Makefile.in: Rebuild.
1700 2011-07-01 Ian Lance Taylor <iant@google.com>
1703 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
1704 Assert if we see DW_EH_PE_indirect.
1705 * target.h (Target::ehframe_datarel_base): New function.
1706 (Target::do_ehframe_datarel_base): New target function.
1707 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
1708 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
1711 2011-07-01 Ian Lance Taylor <iant@google.com>
1714 * options.h (class General_options): Add
1715 --ld-generated-unwind-info.
1716 * ehframe.cc (Fde::write): Add address parameter. Change all
1717 callers. If associated with PLT, fill in address and size.
1718 (Cie::set_output_offset): Only add merge mapping if there is an
1720 (Cie::write): Add address parameter. Change all callers.
1721 (Eh_frame::add_ehframe_for_plt): New function.
1722 * ehframe.h (class Fde): Update declarations. Move shndx_ and
1723 input_offset_ fields into union u_, with new plt field.
1724 (Fde::Fde): Adjust for new union field.
1725 (Fde::Fde) [Output_data version]: New constructor.
1726 (Fde::add_mapping): Only add merge mapping if there is an object.
1727 (class Cie): Update declarations.
1728 (class Eh_frame): Declare add_ehframe_for_plt.
1729 * layout.cc (Layout::layout_eh_frame): Break out code into
1730 make_eh_frame_section, and call it.
1731 (Layout::make_eh_frame_section): New function.
1732 (Layout::add_eh_frame_for_plt): New function.
1733 * layout.h (class Layout): Update declarations.
1734 * merge.cc (Merge_map::add_mapping): Add assertion.
1735 * i386.cc: Include "dwarf.h".
1736 (class Output_data_plt_i386): Make first_plt_entry,
1737 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
1738 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1739 and plt_eh_frame_fde.
1740 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
1741 boundary. Call add_eh_frame_for_plt if appropriate.
1742 * x86_64.cc: Include "dwarf.h".
1743 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
1744 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
1745 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
1746 and plt_eh_frame_fde.
1747 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
1750 2011-06-29 Ian Lance Taylor <iant@google.com>
1753 * object.cc (Sized_relobj_file::layout_section): Change shdr
1754 parameter to be const.
1755 (Sized_relobj_file::layout_eh_frame_section): New function, broken
1757 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
1758 appropriate. Call layout_eh_frame_section.
1759 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
1761 * object.h (class Sized_relobj_file): Update declarations.
1763 2011-06-29 Ian Lance Taylor <iant@google.com>
1766 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1768 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1770 2011-06-29 Ian Lance Taylor <iant@google.com>
1773 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1775 * layout.cc (Layout::layout_eh_frame): Likewise.
1777 2011-06-29 Ian Lance Taylor <iant@google.com>
1780 * layout.cc (Layout::symtab_section_shndx): New function.
1781 * layout.h (class Layout): Declare symtab_section_shndx.
1782 * output.cc (Output_section::write_header): Call it.
1784 2011-06-29 Ian Lance Taylor <iant@google.com>
1787 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1788 symbols which are not used in a relocation.
1790 2011-06-28 Ian Lance Taylor <iant@google.com>
1793 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1794 script create indistinguishable segments.
1795 (Layout::set_segment_offsets): Use stable_sort when sorting
1796 segments. Pass this to Compare_segments constructor.
1797 * layout.h (class Layout): Make segment_precedes non-static.
1798 (class Compare_segments): Change from struct to class. Add
1799 layout_ field. Add constructor.
1800 * script-sections.cc
1801 (Script_sections::attach_sections_using_phdrs_clause): Rename
1802 local orphan to is_orphan. Don't report failure to put empty
1803 section in segment. On attachment failure, report name of
1804 section, and attach to first PT_LOAD segment.
1806 2011-06-28 Ian Lance Taylor <iant@google.com>
1809 * target-select.cc (Target_selector::Target_selector): Add
1810 emulation parameter. Change all callers.
1811 (select_target_by_bfd_name): Rename from select_target_by_name.
1813 (select_target_by_emulation): New function.
1814 (supported_emulation_names): New function.
1815 * target-select.h (class Target_selector): Add emulation_ field.
1816 Update declarations.
1817 (Target_selector::recognize_by_bfd_name): Rename from
1818 recognize_by_name. Change all callers.
1819 (Target_selector::supported_bfd_names): Rename from
1820 supported_names. Change all callers.
1821 (Target_selector::recognize_by_emulation): New function.
1822 (Target_selector::supported_emulations): New function.
1823 (Target_selector::emulation): New function.
1824 (Target_selector::do_recognize_by_bfd_name): Rename from
1825 do_recognize_by_name. Change all callers.
1826 (Target_selector::do_supported_bfd_names): Rename from
1827 do_supported_names. Change all callers.
1828 (Target_selector::do_recognize_by_emulation): New function.
1829 (Target_selector::do_supported_emulations): New function.
1830 (select_target_by_bfd_name): Change name in declaration.
1831 (select_target_by_emulation): Declare.
1832 (supported_emulation_names): Declare.
1833 * parameters.cc (parameters_force_valid_target): Try to find
1834 target based on emulation from -m option.
1835 * options.h (class General_options): Change doc string for -m.
1836 * options.cc (help): Print emulations.
1837 (General_options::parse_V): Likewise.
1838 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1839 Add emulation parameter. Change all callers.
1841 2011-06-28 Ian Lance Taylor <iant@google.com>
1843 * target.h (class Target): Add osabi_ field.
1844 (Target::osabi): New function.
1845 (Target::set_osabi): New function.
1846 (Target::Target): Initialize osabi_.
1847 (Target::do_adjust_elf_header): Make pure virtual.
1848 (Sized_target::do_adjust_elf_header): Declare.
1849 * target.cc (Sized_target::do_adjust_elf_header): New function.
1850 (class Sized_target): Instantiate all versions.
1851 * freebsd.h (class Target_freebsd): Remove.
1852 (Target_selector_freebsd::do_recognize): Call set_osabi on
1854 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1855 (Target_selector_freebsd::set_osabi): Remove.
1856 * i386.cc (class Target_i386): Inherit from Sized_target rather
1857 than Target_freebsd.
1858 * x86_64.cc (class Target_x86_64): Likewise.
1860 2011-06-28 Ian Lance Taylor <iant@google.com>
1862 * target.h (Target::can_check_for_function_pointers): Rewrite.
1864 (Target::can_icf_inline_merge_sections): Likewise.
1865 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1866 (Target::Target_info): Add can_icf_inline_merge_sections field.
1867 (Target::do_can_check_for_function_pointers): New virtual
1869 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1870 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1871 from can_check_for_function_pointers, move in file.
1872 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1873 section_may_have_icf_unsafe_poineters, move in file.
1874 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1875 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1876 Rename from can_check_for_function_pointers, move in file.
1877 (Target_i386::can_icf_inline_merge_sections): Remove.
1878 (Target_i386::i386_info): Initialize
1879 can_icf_inline_merge_sections.
1880 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1881 Initialize can_icf_inline_merge_sections.
1882 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1883 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1884 Rename from can_check_for_function_pointers, move in file.
1885 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1886 (Target_x86_64::x86_64_info): Initialize
1887 can_icf_inline_merge_sections.
1888 * testsuite/testfile.cc (Target_test::test_target_info):
1890 * icf.cc (get_section_contents): Correct formatting.
1892 2011-06-27 Ian Lance Taylor <iant@google.com>
1894 * symtab.cc (Symbol::versioned_name): New function.
1895 (Symbol_table::add_to_final_symtab): Use versioned_name when
1897 (Symbol_table::sized_write_symbol): Likewise.
1898 * symtab.h (class Symbol): Declare versioned_name.
1899 * stringpool.h (class Stringpool_template): Add variant of add
1900 which takes a std::basic_string.
1901 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1902 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1903 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1904 (ver_test_12.o): New target.
1905 * testsuite/Makefile.in: Rebuild.
1907 2011-06-27 Doug Kwan <dougkwan@google.com>
1909 * arm.cc (Arm_relocate_functions::thm_jump8,
1910 Arm_relocate_functions::thm_jump11): Use a wider signed
1911 type to compute offset.
1912 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1914 * testsuite/Makefile.in: Regenerate.
1915 * testsuite/arm_branch_in_range.sh: Check test results of
1916 arm_thm_jump11 and arm_thm_jump8.
1917 * testsuite/arm_thm_jump11.s: New test source file.
1918 * testsuite/arm_thm_jump11.t: New linker script.
1919 * testsuite/arm_thm_jump8.s: New test source file.
1920 * testsuite/arm_thm_jump8.t: New linker script.
1922 2011-06-24 Ian Lance Taylor <iant@google.com>
1924 * layout.cc: Include "object.h".
1925 (ctors_sections_in_init_array): New static variable.
1926 (Layout::is_ctors_in_init_array): New function.
1927 (Layout::layout): Add entry to ctors_sections_in_init_array if
1929 * layout.h (class Layout): Declare is_ctors_in_init_array.
1930 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1931 is_ctors_reverse_view is set.
1932 (Sized_relobj_file::write_sections): Add layout parameter. Change
1933 all callers. Set is_ctors_reverse_view field of View_size.
1934 (Sized_relobj_file::reverse_words): New function.
1935 * object.h (Sized_relobj_file::View_size): Add
1936 is_ctors_reverse_view field.
1937 (class Sized_relobj_file): Update declarations.
1938 * testsuite/initpri3.c: New test.
1939 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1941 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1942 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1943 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1944 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1945 * testsuite/Makefile.in: Rebuild.
1947 2011-06-24 Cary Coutant <ccoutant@google.com>
1949 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1950 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1951 (debug_msg_cdebug.err): New targets.
1952 * testsuite/Makefile.in: Regenerate.
1953 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1954 Fix checks for link with shared library.
1956 2011-06-24 Doug Kwan <dougkwan@google.com>
1958 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1959 skip empty text sections.
1960 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1962 2011-06-22 Ian Lance Taylor <iant@google.com>
1965 * options.h (class General_options): Add --ctors-in-init-array.
1966 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1967 friends as SHT_PROGBITS for merging sections.
1968 (Layout::layout): Remove special handling of .init_array and
1969 friends. Don't sort if doing relocatable link. Sort for .ctors
1970 and .dtors if ctors_in_init_array.
1971 (Layout::make_output_section): Force correct section types for
1972 .init_array and friends. Don't sort if doing relocatable link,
1973 Don't sort .ctors and .dtors if ctors_in_init_array.
1974 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1975 (Layout::output_section_name): Add relobj parameter. Change all
1976 callers. Handle .ctors. and .dtors. in code rather than table.
1977 Handle .ctors and .dtors if ctors_in_init_array.
1978 (Layout::match_file_name): New function, moved from output.cc.
1979 * layout.h (class Layout): Update declarations.
1980 * output.cc: Include "layout.h".
1981 (Input_section_sort_entry::get_priority): New function.
1982 (Input_section_sort_entry::match_file_name): Just call
1983 Layout::match_file_name.
1984 (Output_section::Input_section_sort_init_fini_compare::operator()):
1985 Handle .ctors and .dtors. Sort by explicit priority rather than
1987 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1988 * testsuite/initpri2.c: New test.
1989 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1990 (check_PROGRAMS): Add initpri2.
1991 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1992 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1993 * configure, testsuite/Makefile.in: Rebuild.
1995 2011-06-19 Ian Lance Taylor <iant@google.com>
1998 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1999 .interp section to a PT_INTERP segment even if we have seen a
2000 --dynamic-linker option. Don't do it if we have seen a PHDRS
2001 clause in a linker script.
2002 (Layout::finalize): Don't create a .interp section if we've
2003 already create a PT_INTERP segment.
2004 (Layout::create_interp): Always call choose_output_section (revert
2005 patch of 2011-06-17). Don't create PT_INTERP segment.
2006 * script-sections.cc
2007 (Script_sections::create_note_and_tls_segments): Add a .interp
2008 section to a PT_INTERP segment even if we have seen a
2009 --dynamic-linker option.
2011 2011-06-18 Ian Lance Taylor <iant@google.com>
2013 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2014 merely because a non-PT_LOAD segment has a dynamic reloc.
2016 2011-06-18 Ian Lance Taylor <iant@google.com>
2018 * layout.cc (Layout::finish_dynamic_section): Don't create
2019 DT_FLAGS entry if not needed.
2021 2011-06-18 Ian Lance Taylor <iant@google.com>
2024 * layout.cc (Layout::layout_eh_frame): Correct handling of
2025 writable .eh_frame section.
2027 2011-06-17 Ian Lance Taylor <iant@google.com>
2030 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2031 symbol is redefined with the exact same object and value.
2033 2011-06-17 Ian Lance Taylor <iant@google.com>
2036 * layout.h (class Layout): Add interp_segment_ field.
2037 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2038 (Layout::attach_allocated_section_to_segment): If making shared
2039 library, put .interp section in PT_INTERP segment.
2040 (Layout::finalize): Also call create_interp if -dynamic-linker
2042 (Layout::create_interp): Assert that there is no PT_INTERP
2043 segment. If not using a SECTIONS clause, use make_output_section.
2044 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2045 * script-sections.cc
2046 (Script_sections::create_note_and_tls_segments): If making shared
2047 library, put .interp section in PT_INTERP segment.
2049 2011-06-17 Ian Lance Taylor <iant@google.com>
2051 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2052 when making a shared library.
2054 2011-06-17 Ian Lance Taylor <iant@google.com>
2056 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2057 parameter. Change all callers. Don't issue warning about PC32
2058 against locally defined symbol.
2060 2011-06-16 Ian Lance Taylor <iant@google.com>
2062 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2063 occurs in same object.
2065 2011-06-14 Alan Modra <amodra@gmail.com>
2067 * po/POTFILES.in: Regenerate.
2069 2011-06-09 Ian Lance Taylor <iant@google.com>
2071 * script-sections.cc
2072 (Orphan_output_section::set_section_addresses): For a relocatable
2073 link set address to 0.
2075 2011-06-09 Cary Coutant <ccoutant@google.com>
2078 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2079 used with --compress-debug-sections.
2080 * gold/object.cc (Sized_relobj_file::do_layout): Report
2081 uncompressed size of compressed input sections.
2083 2011-06-08 Cary Coutant <ccoutant@google.com>
2086 * testsuite/two_file_test_2_v1.cc: Change initialization of
2087 v2 to keep it in .data.
2089 2011-06-07 Cary Coutant <ccoutant@google.com>
2091 * common.cc (Symbol_table::do_allocate_commons_list): Call
2093 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2094 (Errors::fallback): New function.
2095 (gold_fallback): New function.
2096 * errors.h (Errors::fallback): New function.
2097 * gold.cc (gold_exit): Change status parameter to enum; adjust
2099 (queue_initial_tasks): Call gold_fallback.
2100 * gold.h: Include cstdlib.
2101 (Exit_status): New enum type.
2102 (gold_exit): Change status parameter to enum.
2103 (gold_fallback): New function.
2104 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2105 (Layout::create_symtab_sections): Likewise.
2106 (Layout::create_shdrs): Likewise.
2107 * main.cc (main): Adjust call to gold_exit.
2108 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
2109 (Output_data_got::add_got_entry_pair): Likewise.
2110 (Output_section::add_input_section): Likewise.
2111 (Output_section::add_output_section_data): Likewise.
2112 (Output_segment::set_section_list_addresses): Likewise.
2113 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2115 2011-06-07 Cary Coutant <ccoutant@google.com>
2117 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
2118 for incremental links.
2119 * output.cc (Output_segment::set_section_list_addresses): Remove
2120 FIXME and test for TLS or BSS.
2122 2011-06-07 Cary Coutant <ccoutant@google.com>
2124 * testsuite/Makefile.am: Add incremental_copy_test,
2125 incremental_common_test_1.
2126 * testsuite/Makefile.in: Regenerate.
2127 * testsuite/common_test_1_v1.c: New source file.
2128 * testsuite/common_test_1_v2.c: New source file.
2129 * testsuite/copy_test_v1.cc: New source file.
2131 2011-06-07 Cary Coutant <ccoutant@google.com>
2133 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
2134 update, allocate common from bss section's free list.
2135 * incremental-dump.cc (dump_incremental_inputs): Print flag for
2136 linker-defined symbols.
2137 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2138 Skip GOT and PLT entries that are no longer referenced.
2139 (Output_section_incremental_inputs::write_info_blocks): Mark
2140 linker-defined symbols.
2141 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
2142 * output.cc (Output_section::allocate): New function.
2143 * output.h (Output_section::allocate): New function.
2144 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
2145 linker-defined symbols.
2146 (Symbol::override_base_with_special): Copy is_predefined_ flag.
2147 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
2148 (Symbol::init_base_output_data): Likewise.
2149 (Symbol::init_base_output_segment): Likewise.
2150 (Symbol::init_base_constant): Likewise.
2151 (Sized_symbol::init_output_data): Likewise.
2152 (Sized_symbol::init_output_segment): Likewise.
2153 (Sized_symbol::init_constant): Likewise.
2154 (Symbol_table::do_define_in_output_data): Likewise.
2155 (Symbol_table::do_define_in_output_segment): Likewise.
2156 (Symbol_table::do_define_as_constant): Likewise.
2157 * symtab.h (Symbol::is_predefined): New function.
2158 (Symbol::init_base_output_data): Add is_predefined parameter.
2159 (Symbol::init_base_output_segment): Likewise.
2160 (Symbol::init_base_constant): Likewise.
2161 (Symbol::is_predefined_): New data member.
2162 (Sized_symbol::init_output_data): Add is_predefined parameter.
2163 (Sized_symbol::init_output_segment): Likewise.
2164 (Sized_symbol::init_constant): Likewise.
2165 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2167 2011-06-07 Cary Coutant <ccoutant@google.com>
2169 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
2170 instead of emit_copy_reloc.
2171 (Copy_relocs::emit_copy_reloc): Refactor.
2172 (Copy_relocs::make_copy_reloc): New function.
2173 (Copy_relocs::add_copy_reloc): Remove.
2174 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
2176 (Copy_relocs::make_copy_reloc): New function.
2177 (Copy_relocs::add_copy_reloc): Remove.
2178 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
2179 unchanged input files.
2180 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
2181 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
2182 Reserve BSS space for COPY relocations.
2183 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2184 (Output_section_incremental_inputs::write_info_blocks): Record
2185 whether a symbol is copied from a shared object.
2186 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
2187 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
2188 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
2189 (Incremental_input_entry_reader::get_output_symbol_index): Add
2191 (Incremental_binary::emit_copy_relocs): New function.
2192 (Incremental_binary::do_emit_copy_relocs): New function.
2193 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2195 (Sized_incremental_binary::add_copy_reloc): New function.
2196 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2197 (Sized_incremental_binary::Copy_reloc): New struct.
2198 (Sized_incremental_binary::Copy_relocs): New typedef.
2199 (Sized_incremental_binary::copy_relocs_): New data member.
2200 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
2201 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
2202 * target.h (Sized_target::emit_copy_reloc): New function.
2203 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
2205 2011-06-02 Cary Coutant <ccoutant@google.com>
2208 * gold/archive.cc (Archive::Archive): Initialize new data member.
2209 (Archive::include_all_members): Return if archive has already been
2211 * gold/archive.h (Archive::include_all_members_): New data member.
2213 2011-06-02 Nick Clifton <nickc@redhat.com>
2215 * dynobj.h: Fix spelling mistake in comment.
2216 * output.cc: Likewise.
2218 2011-05-31 Doug Kwan <dougkwan@google.com>
2222 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
2223 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
2224 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
2225 redundant arm_exidx_test.so.
2226 * testsuite/Makefile.in: Regenerate.
2227 (check_SCRIPTS): Add pr12826.sh
2228 (check_DATA): Add pr12826.stdout
2229 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
2230 * testsuite/pr12826.sh: New file.
2231 * testsuite/pr12826_1.s: Ditto.
2232 * testsuite/pr12826_1.s: Ditto.
2234 2011-05-30 Ian Lance Taylor <iant@google.com>
2236 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
2239 2011-05-29 Ian Lance Taylor <iant@google.com>
2242 * testsuite/Makefile.am: Use different file name for two_file_test
2243 temporary file for each incremental test.
2244 * testsuite/Makefile.in: Rebuild.
2246 2011-05-29 Ian Lance Taylor <iant@google.com>
2248 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
2249 binary input file is empty.
2251 2011-05-27 Ian Lance Taylor <iant@google.com>
2253 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
2254 (ver_test_9.so): Likewise.
2255 * testsuite/Makefile.in: Rebuild.
2257 2011-05-26 Cary Coutant <ccoutant@google.com>
2259 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
2260 * incremental.cc (Incremental_inputs::report_input_section): Fix
2261 comment, indentation.
2262 (Incremental_inputs::report_comdat_group): New function.
2263 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2264 of data for incremental input file entry.
2265 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
2266 group count, COMDAT group signatures.
2267 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
2268 an unchanged input file.
2269 * incremental.h (Incremental_object_entry::Incremental_object_entry):
2270 Initialize new data member.
2271 (Incremental_object_entry::add_comdat_group): New function.
2272 (Incremental_object_entry::get_comdat_group_count): New function.
2273 (Incremental_object_entry::get_comdat_signature_key): New function.
2274 (Incremental_object_entry::groups_): New data member.
2275 (Incremental_inputs::report_comdat_group): New function.
2276 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
2277 data for incremental input file entry.
2278 (Incremental_input_entry_reader::get_comdat_group_count): New function.
2279 (Incremental_input_entry_reader::get_input_section): Adjust size of
2280 data for incremental input file entry.
2281 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
2282 (Incremental_input_entry_reader::get_comdat_group_signature): New
2284 * object.cc (Sized_relobj::include_section_group): Report kept
2285 COMDAT groups for incremental links.
2287 2011-05-24 David Meyer <pdox@google.com>
2289 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
2290 with name parameter. Add found_name parameter.
2291 * fileread.cc (Input_file::find_file): Adjust code accordingly.
2292 * dirsearch.h (class Dirsearch): Update declaration.
2294 2011-05-24 Ian Lance Taylor <iant@google.com>
2296 * archive.cc (Library_base::should_include_member): Pull in object
2297 from archive if it defines the entry symbol.
2298 * parameters.cc (Parameters::entry): New function.
2299 * parameters.h (class Parameters): Declare entry.
2300 * output.h (class Output_file_header): Remove entry_ field.
2301 * output.cc (Output_file_header::Output_file_header): Remove entry
2302 parameter. Change all callers.
2303 (Output_file_header::entry): Use parameters->entry.
2304 * gold.cc (queue_middle_tasks): Likewise.
2305 * plugin.cc (Plugin_hook::run): Likewise.
2307 2011-05-24 Cary Coutant <ccoutant@google.com>
2309 * gold.cc (queue_initial_tasks): Pass incremental base filename
2310 to Output_file::open_base_file; don't print error message.
2311 * incremental-dump.cc (main): Adjust call to
2312 Output_file::open_for_modification.
2313 * incremental-dump.cc (main): Likewise.
2314 * incremental.cc (Incremental_inputs::report_command_line):
2315 Ignore --incremental-base option when comparing command lines.
2316 Ignore parameter when given as separate argument.
2317 * options.h (class General_options): Add --incremental-base.
2318 * output.cc (Output_file::Output_file):
2319 (Output_file::open_base_file): Add base_name and writable parameters;
2320 read base file into new file; print error message here.
2321 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2323 * output.h (Output_file::open_for_modification): Rename to...
2324 (Output_file::open_base_file): ...this; add base_name and
2325 writable parameters; adjust all callers.
2326 (Output_file::map_no_anonymous): Add writable parameter; adjust all
2328 * testsuite/Makefile.am (incremental_test_4): Test
2330 * testsuite/Makefile.in: Regenerate.
2332 2011-05-24 Cary Coutant <ccoutant@google.com>
2334 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
2336 * testsuite/Makefile.in: Regenerate.
2337 * testsuite/two_file_test_1_v1.cc: New test source file.
2338 * testsuite/two_file_test_1b_v1.cc: New test source file.
2339 * testsuite/two_file_test_2_v1.cc: New test source file.
2341 2011-05-24 Cary Coutant <ccoutant@google.com>
2343 * dynobj.h (Dynobj::do_dynobj): New function.
2344 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
2345 flag and soname for shared objects.
2346 * incremental.cc (Incremental_inputs::report_object): Make
2347 either Incremental_object_entry or Incremental_dynobj_entry; add
2348 soname to string table.
2349 (Incremental_inputs::report_input_section): Add assertion.
2350 (Output_section_incremental_inputs::set_final_data_size): Adjust
2351 type of input file entry for shared libraries; adjust size of
2352 shared library info entry.
2353 (Output_section_incremental_inputs::write_input_files): Write
2354 as_needed flag for shared libraries.
2355 (Output_section_incremental_inputs::write_info_blocks): Adjust type
2356 of input file entry for shared libraries; write soname.
2357 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
2358 soname from incremental info.
2359 * incremental.h (enum Incremental_input_flags): Add
2360 INCREMENTAL_INPUT_AS_NEEDED.
2361 (Incremental_input_entry::Incremental_input_entry): Initialize new
2363 (Incremental_input_entry::set_as_needed): New function.
2364 (Incremental_input_entry::as_needed): New function.
2365 (Incremental_input_entry::do_dynobj_entry): New function.
2366 (Incremental_input_entry::as_needed_): New data member.
2367 (Incremental_object_entry::Incremental_object_entry): Don't check
2369 (Incremental_object_entry::do_type): Likewise.
2370 (class Incremental_dynobj_entry): New class.
2371 (Incremental_input_entry_reader::as_needed): New function.
2372 (Incremental_input_entry_reader::get_soname): New function.
2373 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
2374 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
2375 size of shared library info entry.
2376 * layout.cc (Layout::finish_dynamic_section): Don't test for
2377 incremental link when adding DT_NEEDED entries.
2378 * object.h (Object::Object): Initialize new data member.
2379 (Object::dynobj): New function.
2380 (Object::set_as_needed): New function.
2381 (Object::as_needed): New function.
2382 (Object::do_dynobj): New function.
2383 (Object::as_needed_): New data member.
2385 2011-05-24 Cary Coutant <ccoutant@google.com>
2387 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
2388 info; adjust display of GOT entries.
2389 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2390 vector of input objects; remove file_status_.
2391 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
2392 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
2393 got_plt reader; call target hooks to reserve GOT entries.
2394 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2395 of input file info header and GOT info entry.
2396 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
2398 (Got_plt_view_info::got_descriptor): Remove.
2399 (Got_plt_view_info::sym_index): New data member.
2400 (Got_plt_view_info::input_index): New data member.
2401 (Local_got_offset_visitor::visit): Write input file index.
2402 (Global_got_offset_visitor::visit): Write 0 for input file index.
2403 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
2404 with sym_index and input_index.
2405 (Output_section_incremental_inputs::write_got_plt): Adjust size of
2406 incremental info GOT entry; replace got_descriptor with input_index.
2407 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
2408 map from input file index to object.
2409 (Sized_relobj_incr::do_layout): Replace direct data member reference
2410 with accessor function.
2411 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
2412 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
2413 Adjust size of input file info header.
2414 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
2415 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
2416 (Incremental_input_entry_reader::get_input_section): Adjust size of
2417 input file info header.
2418 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
2419 of incremental info GOT entry.
2420 (Incremental_got_plt_reader::get_got_desc): Remove.
2421 (Incremental_got_plt_reader::get_got_symndx): New function.
2422 (Incremental_got_plt_reader::get_got_input_index): New function.
2423 (Sized_incremental_binary::Sized_incremental_binary): Remove
2424 file_status_; add input_objects_.
2425 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
2426 (Sized_incremental_binary::set_file_is_unchanged): Remove.
2427 (Sized_incremental_binary::file_is_unchanged): Remove.
2428 (Sized_incremental_binary::set_input_object): New function.
2429 (Sized_incremental_binary::input_object): New function.
2430 (Sized_incremental_binary::file_status_): Remove.
2431 (Sized_incremental_binary::input_objects_): New data member.
2432 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
2434 (Sized_relobj_incr::invalid_address): Move to base class.
2435 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
2437 (Sized_relobj_incr::do_output_section_offset): Likewise.
2438 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
2439 (Sized_relobj_incr::section_offsets_): Likewise.
2440 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
2442 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
2443 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
2444 with accessor function.
2445 (Sized_relobj_file::do_layout): Likewise.
2446 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
2447 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
2448 (Sized_relobj_file::compute_final_local_value): Replace refs to
2449 section_offsets_ with accessor function.
2450 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
2451 * object.h (Relobj::Relobj): Initialize new data members.
2452 (Relobj::add_dyn_reloc): New function.
2453 (Relobj::first_dyn_reloc): New function.
2454 (Relobj::dyn_reloc_count): New function.
2455 (Relobj::first_dyn_reloc_): New data member.
2456 (Relobj::dyn_reloc_count_): New data member.
2457 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
2459 (Sized_relobj::Address): New typedef.
2460 (Sized_relobj::invalid_address): Move here from child class.
2461 (Sized_relobj::Sized_relobj): Initialize new data members.
2462 (Sized_relobj::sized_relobj): New function.
2463 (Sized_relobj::is_output_section_offset_invalid): Move here from
2465 (Sized_relobj::get_output_section_offset): Likewise.
2466 (Sized_relobj::local_has_got_offset): Likewise.
2467 (Sized_relobj::local_got_offset): Likewise.
2468 (Sized_relobj::set_local_got_offset): Likewise.
2469 (Sized_relobj::do_for_all_local_got_entries): Likewise.
2470 (Sized_relobj::clear_got_offsets): New function.
2471 (Sized_relobj::section_offsets): Move here from child class.
2472 (Sized_relobj::do_output_section_offset): Likewise.
2473 (Sized_relobj::do_set_section_offset): Likewise.
2474 (Sized_relobj::Local_got_offsets): Likewise.
2475 (Sized_relobj::local_got_offsets_): Likewise.
2476 (Sized_relobj::section_offsets_): Likewise.
2477 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
2479 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
2481 (Sized_relobj_file::sized_relobj): New function
2482 (Sized_relobj_file::local_has_got_offset): Move to base class.
2483 (Sized_relobj_file::local_got_offset): Likewise.
2484 (Sized_relobj_file::set_local_got_offset): Likewise.
2485 (Sized_relobj_file::get_output_section_offset): Likewise.
2486 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
2487 (Sized_relobj_file::do_output_section_offset): Likewise.
2488 (Sized_relobj_file::do_set_section_offset): Likewise.
2489 (Sized_relobj_file::Local_got_offsets): Likewise.
2490 (Sized_relobj_file::local_got_offsets_): Likewise.
2491 (Sized_relobj_file::section_offsets_): Likewise.
2492 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
2494 (set_needs_dynsym_index): Convert relobj to derived class pointer.
2495 (Output_reloc::get_symbol_index): Likewise.
2496 (Output_reloc::local_section_offset): Likewise.
2497 (Output_reloc::get_address): Likewise.
2498 (Output_reloc::symbol_value): Likewise.
2499 (Output_data_got::reserve_slot): Move to class definition.
2500 (Output_data_got::reserve_local): New function.
2501 (Output_data_got::reserve_slot_for_global): Remove.
2502 (Output_data_got::reserve_global): New function.
2503 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
2504 (all constructors, two instantiations).
2505 (Output_reloc::get_relobj): New function (two instantiations).
2506 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
2507 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
2508 (Output_data_reloc::add_global): Adjust type of relobj.
2509 (Output_data_reloc::add_global_relative): Likewise.
2510 (Output_data_reloc::add_symbolless_global_addend): Likewise.
2511 (Output_data_reloc::add_local): Likewise.
2512 (Output_data_reloc::add_local_relative): Likewise.
2513 (Output_data_reloc::add_symbolless_local_addend): Likewise.
2514 (Output_data_reloc::add_local_section): Likewise.
2515 (Output_data_reloc::add_output_section): Likewise.
2516 (Output_data_reloc::add_absolute): Likewise.
2517 (Output_data_reloc::add_target_specific): Likewise.
2518 (Output_data_got::reserve_slot): Move definition here.
2519 (Output_data_got::reserve_local): New function.
2520 (Output_data_got::reserve_global): New function.
2521 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
2522 section_offsets_ with accessor function.
2523 (Sized_relobj_file::write_sections): Likewise.
2524 (Sized_relobj_file::do_relocate_sections): Likewise.
2525 * target.h (Sized_target::reserve_local_got_entry): New function.
2526 (Sized_target::reserve_global_got_entry): New function.
2527 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
2528 (Target_x86_64::reserve_global_got_entry): New function.
2529 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
2531 2011-05-23 Cary Coutant <ccoutant@google.com>
2533 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
2534 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
2535 bit when checking got_type.
2536 * incremental.cc (Sized_incremental_binary::setup_readers):
2537 Store symbol table and string table locations; initialize bit vector
2538 of file status flags.
2539 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
2541 (Sized_incremental_binary::do_process_got_plt): New function.
2542 (Sized_incremental_binary::get_symtab_view): Use stored locations.
2543 (Output_section_incremental_inputs::set_final_data_size): Record
2544 file index for each input file.
2545 (Output_section_incremental_inputs::write_got_plt): Store file index
2546 instead of input entry offset for each GOT entry.
2548 (Incremental_input_entry::Incremental_input_entry): Initialize new
2550 (Incremental_input_entry::set_offset): Store file index.
2551 (Incremental_input_entry::get_file_index): New function.
2552 (Incremental_input_entry::file_index_): New data member.
2553 (Incremental_binary::process_got_plt): New function.
2554 (Incremental_binary::do_process_got_plt): New function.
2555 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2557 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
2558 (Sized_incremental_binary::set_file_is_unchanged): New function.
2559 (Sized_incremental_binary::file_is_unchanged): New function.
2560 (Sized_incremental_binary::do_process_got_plt): New function.
2561 (Sized_incremental_binary::file_status_): New data member.
2562 (Sized_incremental_binary::main_symtab_loc_): New data member.
2563 (Sized_incremental_binary::main_strtab_loc_): New data member.
2564 * output.cc (Output_data_got::Got_entry::write): Add case
2566 (Output_data_got::add_global): Call add_got_entry.
2567 (Output_data_got::add_global_plt): Likewise.
2568 (Output_data_got::add_global_with_rel): Likewise.
2569 (Output_data_got::add_global_with_rela): Likewise.
2570 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
2571 (Output_data_got::add_global_pair_with_rela): Likewise.
2572 (Output_data_got::add_local): Call add_got_entry.
2573 (Output_data_got::add_local_plt): Likewise.
2574 (Output_data_got::add_local_with_rel): Likewise.
2575 (Output_data_got::add_local_with_rela): Likewise.
2576 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
2577 (Output_data_got::add_local_pair_with_rela): Likewise.
2578 (Output_data_got::reserve_slot): New function.
2579 (Output_data_got::reserve_slot_for_global): New function.
2580 (Output_data_got::add_got_entry): New function.
2581 (Output_data_got::add_got_entry_pair): New function.
2582 (Output_section::add_output_section_data): Edit FIXME.
2584 (Output_section_data_build::Output_section_data_build): New
2585 constructor with size parameter.
2586 (Output_data_space::Output_data_space): Likewise.
2587 (Output_data_got::Output_data_got): Initialize new data member; new
2588 constructor with size parameter.
2589 (Output_data_got::add_constant): Call add_got_entry.
2590 (Output_data_got::reserve_slot): New function.
2591 (Output_data_got::reserve_slot_for_global): New function.
2592 (class Output_data_got::Got_entry): Add RESERVED_CODE.
2593 (Output_data_got::add_got_entry): New function.
2594 (Output_data_got::add_got_entry_pair): New function.
2595 (Output_data_got::free_list_): New data member.
2596 * target.h (Sized_target::init_got_plt_for_update): New function.
2597 (Sized_target::register_global_plt_entry): New function.
2598 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2599 Initialize new data member; call init; add constructor with PLT count.
2600 (Output_data_plt_x86_64::init): New function.
2601 (Output_data_plt_x86_64::add_relocation): New function.
2602 (Output_data_plt_x86_64::reserve_slot): New function.
2603 (Output_data_plt_x86_64::free_list_): New data member.
2604 (Target_x86_64::init_got_plt_for_update): New function.
2605 (Target_x86_64::register_global_plt_entry): New function.
2606 (Output_data_plt_x86_64::add_entry): Allocate from free list for
2607 incremental updates.
2608 (Output_data_plt_x86_64::add_relocation): New function.
2609 * testsuite/object_unittest.cc (Object_test): Set default options.
2611 2011-05-16 Ian Lance Taylor <iant@google.com>
2613 * options.h (class General_options): Make -i a synonym for -r.
2615 2011-05-16 Ian Lance Taylor <iant@google.com>
2617 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
2619 2011-05-10 Cary Coutant <ccoutant@google.com>
2621 * object.cc (Sized_relobj::do_count_local_symbols): Check for
2624 2011-05-06 Ian Lance Taylor <iant@google.com>
2626 * layout.cc (Layout::layout): If the output section flags change,
2627 update the ordering.
2629 2011-04-25 Cary Coutant <ccoutant@google.com>
2631 * incremental-dump.cc (dump_incremental_inputs): Print local
2632 symbol info for each input file.
2634 (Output_section_incremental_inputs::set_final_data_size): Add local
2635 symbol info to input file entries in incremental info.
2636 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2637 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
2638 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
2639 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
2641 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
2642 (Sized_incr_relobj::do_relocate): Write the local symbols.
2643 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
2644 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
2645 Adjust size of input file header.
2646 (Incremental_inputs_reader::get_local_symbol_offset): New function.
2647 (Incremental_inputs_reader::get_local_symbol_count): New function.
2648 (Incremental_inputs_reader::get_input_section): Adjust size of input
2650 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
2651 (Sized_incr_relobj::This): New typedef.
2652 (Sized_incr_relobj::sym_size): New const data member.
2653 (Sized_incr_relobj::Local_symbol): New struct.
2654 (Sized_incr_relobj::do_output_local_symbol_count): New function.
2655 (Sized_incr_relobj::do_local_symbol_offset): New function.
2656 (Sized_incr_relobj::local_symbol_count_): New data member.
2657 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
2658 (Sized_incr_relobj::local_symbol_index_): New data member.
2659 (Sized_incr_relobj::local_symbol_offset_): New data member.
2660 (Sized_incr_relobj::local_dynsym_offset_): New data member.
2661 (Sized_incr_relobj::local_symbols_): New data member.
2662 * object.h (Relobj::output_local_symbol_count): New function.
2663 (Relobj::local_symbol_offset): New function.
2664 (Relobj::do_output_local_symbol_count): New function.
2665 (Relobj::do_local_symbol_offset): New function.
2666 (Sized_relobj::do_output_local_symbol_count): New function.
2667 (Sized_relobj::do_local_symbol_offset): New function.
2669 2011-04-22 Vladimir Simonov <sv@sw.ru>
2671 * descriptors.cc (set_close_on_exec): New function.
2672 (Descriptors::open): Use set_close_on_exec.
2673 * output.cc (S_ISLNK): Define if not defined.
2675 2011-04-22 Cary Coutant <ccoutant@google.com>
2677 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
2679 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2680 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
2681 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
2683 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
2684 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
2685 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
2687 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
2689 (Incremental_binary::apply_incremental_relocs): New function.
2690 (Incremental_binary::do_apply_incremental_relocs): New function.
2691 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
2693 (Sized_incremental_binary::add_global_symbol): New function.
2694 (Sized_incremental_binary::global_symbol): New function.
2695 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
2696 (Sized_incremental_binary::symbol_map_): New data member.
2697 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
2698 * target.h (Sized_target::apply_relocation): New function.
2699 * target-reloc.h (apply_relocation): New function.
2700 * x86_64.cc (Target_x86_64::apply_relocation): New function.
2702 2011-04-22 Doug Kwan <dougkwan@google.com>
2704 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
2705 flag of a SHT_ARM_EXIDX section.
2706 * testsuite/Makefile.am (arm_exidx_test): New test rules.
2707 * testsuite/Makefile.in: Regenerate.
2708 * testsuite/arm_exidx_test.s: New file.
2709 * testsuite/arm_exidx_test.sh: Same.
2711 2011-04-20 Cary Coutant <ccoutant@google.com>
2714 * archive.h (Incremental_archive_entry::Archive_member):
2715 Initialize arg_serial_ (second constructor).
2717 2011-04-17 Ian Lance Taylor <iant@google.com>
2719 * object.cc (Relocate_info::location): Simplify location string.
2720 * errors.cc (Errors::error_at_location): Don't print program
2722 (Errors::warning_at_location): Likewise.
2723 (Errors::undefined_symbol): Likewise.
2724 * testsuite/debug_msg.sh: Update accordingly.
2726 2011-04-14 Cary Coutant <ccoutant@google.com>
2728 * gold/layout.cc (Layout::symtab_section_offset): New function.
2729 * gold/layout.h (Layout::symtab_section_offset): New function.
2730 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
2732 2011-04-12 Ian Lance Taylor <iant@google.com>
2734 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
2735 with MREMAP_MAYMOVE.
2736 * output.h (class Output_file): Add map_is_allocated_ field.
2737 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
2738 not available, provide stubs. If mremap is not available, #define
2740 (MREMAP_MAYMOVE): Define if not defined.
2741 (Output_file::Output_file): Initialize map_is_allocated_.
2742 (Output_file::resize): Check map_is_allocated_.
2743 (Output_file::map_anonymous): If mmap fails, use malloc.
2744 (Output_file::unmap): Don't do anything for an anonymous map.
2745 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
2746 is not available, provide stubs.
2747 (File_read::View::~View): Use free rather than delete[].
2748 (File_read::make_view): Use malloc rather than new[]. If mmap
2750 (File_read::find_or_make_view): Use malloc rather than new[].
2751 * gold.h: Remove HAVE_REMAP code.
2752 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
2753 exists. Rename mremap to gold_mremap. If mmap is not available
2755 * configure, config.in: Rebuild.
2757 2011-04-11 Ian Lance Taylor <iant@google.com>
2759 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
2760 initialize local variable v.
2762 2011-04-11 Cary Coutant <ccoutant@google.com>
2764 * archive.cc (Archive::include_member): Adjust call to
2766 (Add_archive_symbols::run): Track argument serial numbers.
2767 (Lib_group::include_member): Likewise.
2768 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2769 * archive.h (Incremental_archive_entry::Archive_member):
2770 Initialize arg_serial_.
2771 (Archive_member::arg_serial_): New data member.
2772 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2773 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2775 (Sized_dynobj::do_for_all_local_got_entries): New function.
2776 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2778 * fileread.cc (get_mtime): New function.
2779 * fileread.h (get_mtime): New function.
2780 * gold.cc (queue_initial_tasks): Check for incremental update.
2781 (process_incremental_input): New function.
2782 (queue_middle_tasks): Don't force valid target for incremental
2784 * incremental-dump.cc (find_input_containing_global): Adjust
2785 size of symbol info entry.
2786 (dump_incremental_inputs): Dump argument serial number and
2787 in_system_directory flag; bias shndx by 1; print symbol names
2788 when dumping per-file symbol lists; use new symbol info readers.
2790 (Output_section_incremental_inputs:update_data_size): New function.
2791 (Sized_incremental_binary::setup_readers): Setup input readers
2792 for each input file; build maps for files added from libraries
2794 (Sized_incremental_binary::check_input_args): New function.
2795 (Sized_incremental_binary::do_check_inputs): Build map of argument
2796 serial numbers to input arguments.
2797 (Sized_incremental_binary::do_file_has_changed): Rename
2798 do_file_is_unchanged to this; compare file modification times.
2799 (Sized_incremental_binary::do_init_layout): New function.
2800 (Sized_incremental_binary::do_reserve_layout): New function.
2801 (Sized_incremental_binary::do_get_input_reader): Remove.
2802 (Sized_incremental_binary::get_symtab_view): New function.
2803 (Incremental_checker::can_incrementally_link_output_file): Remove.
2804 (Incremental_inputs::report_command_line): Exclude --debug options.
2805 (Incremental_inputs::report_archive_begin): Add parameter; track
2806 argument serial numbers; don't put input file entry for archive
2807 before archive members.
2808 (Incremental_inputs::report_archive_end): Put input file entry
2809 for archive after archive members.
2810 (Incremental_inputs::report_object): Add parameter; track argument
2811 serial numbers and in_system_directory flag.
2812 (Incremental_inputs::report_script): Add parameter; track argument
2814 (Output_section_incremental_inputs::set_final_data_size): Adjust
2815 size of symbol info entry; check for forwarding symbols.
2816 (Output_section_incremental_inputs::write_input_files): Write
2817 in_system_directory flag and argument serial number.
2818 (Output_section_incremental_inputs::write_info_blocks): Map section
2819 indices between incremental info and original input file; store
2820 input section index for each symbol.
2821 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2822 change operator() to visit().
2823 (class Global_got_offset_visitor): Likewise.
2824 (class Global_symbol_visitor_got_plt):
2825 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2827 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2828 (Sized_incr_relobj::do_read_symbols): New function.
2829 (Sized_incr_relobj::do_layout): New function.
2830 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2831 (Sized_incr_relobj::do_add_symbols): New function.
2832 (Sized_incr_relobj::do_should_include_member): New function.
2833 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2834 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2835 (Sized_incr_relobj::do_section_size): New function.
2836 (Sized_incr_relobj::do_section_name): New function.
2837 (Sized_incr_relobj::do_section_contents): New function.
2838 (Sized_incr_relobj::do_section_flags): New function.
2839 (Sized_incr_relobj::do_section_entsize): New function.
2840 (Sized_incr_relobj::do_section_address): New function.
2841 (Sized_incr_relobj::do_section_type): New function.
2842 (Sized_incr_relobj::do_section_link): New function.
2843 (Sized_incr_relobj::do_section_info): New function.
2844 (Sized_incr_relobj::do_section_addralign): New function.
2845 (Sized_incr_relobj::do_initialize_xindex): New function.
2846 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2847 (Sized_incr_relobj::do_read_relocs): New function.
2848 (Sized_incr_relobj::do_gc_process_relocs): New function.
2849 (Sized_incr_relobj::do_scan_relocs): New function.
2850 (Sized_incr_relobj::do_count_local_symbols): New function.
2851 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2852 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2853 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2854 (Sized_incr_relobj::do_relocate): New function.
2855 (Sized_incr_relobj::do_set_section_offset): New function.
2856 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2857 (Sized_incr_dynobj::do_read_symbols): New function.
2858 (Sized_incr_dynobj::do_layout): New function.
2859 (Sized_incr_dynobj::do_add_symbols): New function.
2860 (Sized_incr_dynobj::do_should_include_member): New function.
2861 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2862 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2863 (Sized_incr_dynobj::do_section_size): New function.
2864 (Sized_incr_dynobj::do_section_name): New function.
2865 (Sized_incr_dynobj::do_section_contents): New function.
2866 (Sized_incr_dynobj::do_section_flags): New function.
2867 (Sized_incr_dynobj::do_section_entsize): New function.
2868 (Sized_incr_dynobj::do_section_address): New function.
2869 (Sized_incr_dynobj::do_section_type): New function.
2870 (Sized_incr_dynobj::do_section_link): New function.
2871 (Sized_incr_dynobj::do_section_info): New function.
2872 (Sized_incr_dynobj::do_section_addralign): New function.
2873 (Sized_incr_dynobj::do_initialize_xindex): New function.
2874 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2875 (make_sized_incremental_object): New function.
2876 (Incremental_library::copy_unused_symbols): New function.
2877 (Incremental_library::do_for_all_unused_symbols): New function.
2878 * incremental.h (enum Incremental_input_flags): New type.
2879 (class Incremental_checker): Remove.
2880 (Incremental_input_entry::Incremental_input_entry): Add argument
2882 (Incremental_input_entry::arg_serial): New function.
2883 (Incremental_input_entry::set_is_in_system_directory): New function.
2884 (Incremental_input_entry::is_in_system_directory): New function.
2885 (Incremental_input_entry::arg_serial_): New data member.
2886 (Incremental_input_entry::is_in_system_directory_): New data member.
2887 (class Script_info): Move here from script.h.
2888 (Script_info::Script_info): Add filename parameter.
2889 (Script_info::filename): New function.
2890 (Script_info::filename_): New data member.
2891 (Incremental_script_entry::Incremental_script_entry): Add argument
2893 (Incremental_object_entry::Incremental_object_entry): Likewise.
2894 (Incremental_object_entry::add_input_section): Build list of input
2895 sections with map to original shndx.
2896 (Incremental_object_entry::get_input_section_index): New function.
2897 (Incremental_object_entry::shndx_): New data member.
2898 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2899 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2900 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2902 (Incremental_inputs::report_archive_begin): Likewise.
2903 (Incremental_inputs::report_object): Likewise.
2904 (Incremental_inputs::report_script): Likewise.
2905 (class Incremental_global_symbol_reader): New class.
2906 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2907 and store flags and input file type.
2908 (Incremental_input_entry_reader::arg_serial): New function.
2909 (Incremental_input_entry_reader::type): Extract type from flags.
2910 (Incremental_input_entry_reader::is_in_system_directory): New function.
2911 (Incremental_input_entry_reader::get_input_section_count): Call
2912 accessor function for type.
2913 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2914 function for type; adjust size of global symbol entry.
2915 (Incremental_input_entry_reader::get_global_symbol_count): Call
2916 accessor function for type.
2917 (Incremental_input_entry_reader::get_object_count): Likewise.
2918 (Incremental_input_entry_reader::get_object_offset): Likewise.
2919 (Incremental_input_entry_reader::get_member_count): Likewise.
2920 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2921 (Incremental_input_entry_reader::get_member_offset): Likewise.
2922 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2923 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2924 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2925 (Incremental_input_entry_reader::get_global_symbol_reader): New
2927 (Incremental_input_entry_reader::get_output_symbol_index): New
2929 (Incremental_input_entry_reader::type_): Remove.
2930 (Incremental_input_entry_reader::flags_): New data member.
2931 (Incremental_inputs_reader::input_file_offset): New function.
2932 (Incremental_inputs_reader::input_file_index): New function.
2933 (Incremental_inputs_reader::input_file): Call input_file_offset.
2934 (Incremental_inputs_reader::input_file_at_offset): New function.
2935 (Incremental_relocs_reader::get_r_type): Reformat.
2936 (Incremental_relocs_reader::get_r_shndx): Reformat.
2937 (Incremental_relocs_reader::get_r_offset): Reformat.
2938 (Incremental_relocs_reader::data): New function.
2939 (Incremental_binary::Incremental_binary): Initialize new data members.
2940 (Incremental_binary::check_inputs): Add cmdline parameter.
2941 (Incremental_binary::file_is_unchanged): Remove.
2942 (Input_reader::arg_serial): New function.
2943 (Input_reader::get_unused_symbol_count): New function.
2944 (Input_reader::get_unused_symbol): New function.
2945 (Input_reader::do_arg_serial): New function.
2946 (Input_reader::do_get_unused_symbol_count): New function.
2947 (Input_reader::do_get_unused_symbol): New function.
2948 (Incremental_binary::input_file_count): New function.
2949 (Incremental_binary::get_input_reader): Change signature to use
2950 index instead of filename.
2951 (Incremental_binary::file_has_changed): New function.
2952 (Incremental_binary::get_input_argument): New function.
2953 (Incremental_binary::get_library): New function.
2954 (Incremental_binary::get_script_info): New function.
2955 (Incremental_binary::init_layout): New function.
2956 (Incremental_binary::reserve_layout): New function.
2957 (Incremental_binary::output_file): New function.
2958 (Incremental_binary::do_check_inputs): New function.
2959 (Incremental_binary::do_file_is_unchanged): Remove.
2960 (Incremental_binary::do_file_has_changed): New function.
2961 (Incremental_binary::do_init_layout): New function.
2962 (Incremental_binary::do_reserve_layout): New function.
2963 (Incremental_binary::do_input_file_count): New function.
2964 (Incremental_binary::do_get_input_reader): Change signature.
2965 (Incremental_binary::input_args_map_): New data member.
2966 (Incremental_binary::library_map_): New data member.
2967 (Incremental_binary::script_map_): New data member.
2968 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2970 (Sized_incremental_binary::output_section): New function.
2971 (Sized_incremental_binary::inputs_reader): Add const.
2972 (Sized_incremental_binary::symtab_reader): Add const.
2973 (Sized_incremental_binary::relocs_reader): Add const.
2974 (Sized_incremental_binary::got_plt_reader): Add const.
2975 (Sized_incremental_binary::get_symtab_view): New function.
2976 (Sized_incremental_binary::Inputs_reader): New typedef.
2977 (Sized_incremental_binary::Input_entry_reader): New typedef.
2978 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2979 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2980 (Sized_incremental_binary::do_file_has_changed): New function.
2981 (Sized_incremental_binary::do_init_layout): New function.
2982 (Sized_incremental_binary::do_reserve_layout): New function.
2983 (Sized_input_reader::Inputs_reader): Remove.
2984 (Sized_input_reader::Input_entry_reader): Remove.
2985 (Sized_input_reader::do_arg_serial): New function.
2986 (Sized_input_reader::do_get_unused_symbol_count): New function.
2987 (Sized_input_reader::do_get_unused_symbol): New function.
2988 (Sized_incremental_binary::do_input_file_count): New function.
2989 (Sized_incremental_binary::do_get_input_reader): Change signature;
2990 use index instead of filename.
2991 (Sized_incremental_binary::section_map_): New data member.
2992 (Sized_incremental_binary::input_entry_readers_): New data member.
2993 (class Sized_incr_relobj): New class.
2994 (class Sized_incr_dynobj): New class.
2995 (make_sized_incremental_object): New function.
2996 (class Incremental_library): New class.
2997 * layout.cc (Free_list::num_lists): New static data member.
2998 (Free_list::num_nodes): New static data member.
2999 (Free_list::num_removes): New static data member.
3000 (Free_list::num_remove_visits): New static data member.
3001 (Free_list::num_allocates): New static data member.
3002 (Free_list::num_allocate_visits): New static data member.
3003 (Free_list::init): New function.
3004 (Free_list::remove): New function.
3005 (Free_list::allocate): New function.
3006 (Free_list::dump): New function.
3007 (Free_list::print_stats): New function.
3008 (Layout_task_runner::run): Resize output file for incremental updates.
3009 (Layout::Layout): Initialize new data members.
3010 (Layout::set_incremental_base): New function.
3011 (Layout::init_fixed_output_section): New function.
3012 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3013 incremental updates.
3014 (Layout::create_gold_note): Do not create gold note section for
3015 incremental updates.
3016 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3017 for incremental updates.
3018 (Layout::set_section_offsets): For incremental updates, allocate space
3020 (Layout::create_symtab_sections): Layout with offsets relative to
3021 start of section; for incremental updates, allocate space from free
3023 (Layout::create_shdrs): For incremental updates, allocate space from
3025 (Layout::finish_dynamic_section): For incremental updates, do not
3026 check --as-needed (fixed in subsequent patch).
3027 * layout.h (class Free_list): New class.
3028 (Layout::set_incremental_base): New function.
3029 (Layout::incremental_base): New function.
3030 (Layout::init_fixed_output_section): New function.
3031 (Layout::allocate): New function.
3032 (Layout::incremental_base_): New data member.
3033 (Layout::free_list_): New data member.
3034 * main.cc (main): Print Free_list statistics.
3035 * object.cc (Relobj::finalize_incremental_relocs): Add
3036 clear_counts parameter; clear counts only when clear_counts is set.
3037 (Sized_relobj::Sized_relobj): Initialize new base class.
3038 (Sized_relobj::do_layout): Don't report special sections.
3039 (Sized_relobj::do_for_all_local_got_entries): New function.
3040 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3041 symtab_off to all symbol table offsets.
3042 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3043 * object.h (class Got_offset_list): Move to top of file.
3044 (Object::Object): Allow case where input_file == NULL.
3045 (Object::~Object): Likewise.
3046 (Object::input_file): Assert that input_file != NULL.
3047 (Object::lock): Allow case where input_file == NULL.
3048 (Object::unlock): Likewise.
3049 (Object::is_locked): Likewise.
3050 (Object::token): Likewise.
3051 (Object::release): Likewise.
3052 (Object::is_incremental): New function.
3053 (Object::get_mtime): New function.
3054 (Object::for_all_local_got_entries): New function.
3055 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3056 (Object::set_is_in_system_directory): New function.
3057 (Object::is_in_system_directory): New function.
3058 (Object::do_is_incremental): New function.
3059 (Object::do_get_mtime): New function.
3060 (Object::do_for_all_local_got_entries): New function.
3061 (Object::is_in_system_directory_): New data member.
3062 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3063 (class Sized_relobj_base): New class.
3064 (class Sized_relobj): Derive from Sized_relobj_base.
3065 (class Sized_relobj::Symbols): Redeclare from base class.
3066 (class Sized_relobj::local_got_offset_list): Remove.
3067 (class Sized_relobj::Output_sections): Redeclare from base class.
3068 (class Sized_relobj::do_for_all_local_got_entries): New function.
3069 (class Sized_relobj::write_local_symbols): Add offset parameter.
3070 (class Sized_relobj::local_symbol_offset_): Update comment.
3071 (class Sized_relobj::local_dynsym_offset_): Update comment.
3072 * options.cc (Input_arguments::add_file): Remove const.
3073 * options.h (Input_file_argument::Input_file_argument):
3074 Initialize arg_serial_ (all constructors).
3075 (Input_file_argument::set_arg_serial): New function.
3076 (Input_file_argument::arg_serial): New function.
3077 (Input_file_argument::arg_serial_): New data member.
3078 (Input_arguments::Input_arguments): Initialize file_count_.
3079 (Input_arguments::add_file): Remove const.
3080 (Input_arguments::number_of_input_files): New function.
3081 (Input_arguments::file_count_): New data member.
3082 (Command_line::number_of_input_files): Call
3083 Input_arguments::number_of_input_files.
3084 * output.cc (Output_segment_headers::Output_segment_headers):
3086 (Output_section::Input_section::current_data_size): New function.
3087 (Output_section::Output_section): Initialize new data members.
3088 (Output_section::add_input_section): Don't do merge sections for
3089 an incremental link; allocate space from free list for an
3091 (Output_section::add_output_section_data): Allocate space from
3092 free list for an incremental update.
3093 (Output_section::update_data_size): New function.
3094 (Output_section::set_fixed_layout): New function.
3095 (Output_section::reserve): New function.
3096 (Output_segment::set_section_addresses): Remove const.
3097 (Output_segment::set_section_list_addresses): Remove const; allocate
3098 space from free list for an incremental update.
3099 (Output_segment::set_offset): Adjust size of RELRO segment for an
3101 * output.h (Output_data::current_data_size): Move here from
3103 (Output_data::pre_finalize_data_size): New function.
3104 (Output_data::update_data_size): New function.
3105 (Output_section_headers::update_data_size): new function.
3106 (Output_section_data_build::current_data_size): Move to Output_data.
3107 (Output_data_strtab::update_data_size): New function.
3108 (Output_section::current_data_size): Move to Output_data.
3109 (Output_section::set_fixed_layout): New function.
3110 (Output_section::has_fixed_layout): New function.
3111 (Output_section::reserve): New function.
3112 (Output_section::update_data_size): New function.
3113 (Output_section::has_fixed_layout_): New data member.
3114 (Output_section::free_list_): New data member.
3115 (Output_segment::set_section_addresses): Remove const.
3116 (Output_segment::set_section_list_addresses): Remove const.
3117 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
3119 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
3121 * readsyms.cc (Read_symbols::do_read_symbols): Add library
3122 parameter when calling Add_symbols constructor; store argument
3123 serial number for members of a lib group.
3124 (Add_symbols::locks): Allow case where token == NULL.
3125 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
3126 (Read_member::~Read_member): New function.
3127 (Read_member::is_runnable): New function.
3128 (Read_member::locks): New function.
3129 (Read_member::run): New function.
3130 (Check_script::~Check_script): New function.
3131 (Check_script::is_runnable): New function.
3132 (Check_script::locks): New function.
3133 (Check_script::run): New function.
3134 (Check_library::~Check_library): New function.
3135 (Check_library::is_runnable): New function.
3136 (Check_library::locks): New function.
3137 (Check_library::run): New function.
3138 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
3139 (Add_symbols::library_): New data member.
3140 (class Read_member): New class.
3141 (class Check_script): New class.
3142 (class Check_library): New class.
3143 * reloc.cc (Read_relocs::is_runnable): Allow case where
3145 (Read_relocs::locks): Likewise.
3146 (Scan_relocs::locks): Likewise.
3147 (Relocate_task::locks): Likewise.
3148 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
3150 (Sized_relobj::incremental_relocs_scan): Fix comment.
3151 (Sized_relobj::do_relocate): Pass output file offset to
3152 write_local_symbols.
3153 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
3154 from class declaration.
3155 * script.cc (read_input_script): Allocate Script_info; pass
3156 argument serial number to report_script.
3157 * script.h (class Script_info): Move to incremental.h.
3158 * symtab.cc (Symbol_table::add_from_incrobj): New function.
3159 * symtab.h (Symbol_table::add_from_incrobj): New function.
3160 (Symbol_table::set_file_offset): New function.
3162 2011-04-05 Cary Coutant <ccoutant@google.com>
3164 * incremental-dump.cc (dump_incremental_inputs): Change signature
3165 to take a Sized_incremental_binary; change caller. Use readers
3166 in Sized_incremental_binary.
3168 (Sized_incremental_binary::find_incremental_inputs_sections):
3169 Rename do_find_incremental_inputs_sections to this.
3170 (Sized_incremental_binary::setup_readers): New function.
3171 (Sized_incremental_binary::do_check_inputs): Check
3172 has_incremental_info_ flag; move setup code to setup_readers;
3174 (Sized_incremental_binary::do_file_is_unchanged): New function.
3175 (Sized_incremental_binary::do_get_input_reader): New function.
3176 * incremental.h (class Incremental_binary): Move to end of file.
3177 (Incremental_binary::file_is_unchanged): New function.
3178 (Incremental_binary::do_file_is_unchanged): New function.
3179 (Incremental_binary::Input_reader): New class.
3180 (Incremental_binary::get_input_reader): New function.
3181 (class Sized_incremental_binary): Move to end of file.
3182 (Sized_incremental_binary::Sized_incremental_binary): Setup the
3183 input section reader classes.
3184 (Sized_incremental_binary::has_incremental_info): New function.
3185 (Sized_incremental_binary::inputs_reader): New function.
3186 (Sized_incremental_binary::symtab_reader): New function.
3187 (Sized_incremental_binary::relocs_reader): New function.
3188 (Sized_incremental_binary::got_plt_reader): New function.
3189 (Sized_incremental_binary::do_file_is_unchanged): New function.
3190 (Sized_incremental_binary::Sized_input_reader): New class.
3191 (Sized_incremental_binary::get_input_reader): New function.
3192 (Sized_incremental_binary::find_incremental_inputs_sections):
3193 Rename do_find_incremental_inputs_sections to this.
3194 (Sized_incremental_binary::setup_readers): New function.
3195 (Sized_incremental_binary::has_incremental_info_): New data member.
3196 (Sized_incremental_binary::inputs_reader_): New data member.
3197 (Sized_incremental_binary::symtab_reader_): New data member.
3198 (Sized_incremental_binary::relocs_reader_): New data member.
3199 (Sized_incremental_binary::got_plt_reader_): New data member.
3200 (Sized_incremental_binary::current_input_file_): New data member.
3202 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
3205 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
3208 2011-03-30 Cary Coutant <ccoutant@google.com>
3210 * archive.cc (Archive::include_member): Adjust call to report_object.
3211 (Add_archive_symbols::run): Add script_info to call to
3212 report_archive_begin.
3213 (Lib_group::include_member): Adjust call to report_object.
3214 (Add_lib_group_symbols::run): Adjust call to report_object.
3215 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
3216 blocks. Add object count for script input files.
3217 * incremental.cc (Incremental_inputs::report_archive_begin): Add
3218 script_info parameter; change all callers.
3219 (Incremental_inputs::report_object): Add script_info parameter;
3221 (Incremental_inputs::report_script): Store backpointer to
3222 incremental info entry.
3223 (Output_section_incremental_inputs::set_final_data_size): Record
3224 additional information for scripts.
3225 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3226 * incremental.h (Incremental_script_entry::add_object): New function.
3227 (Incremental_script_entry::get_object_count): New function.
3228 (Incremental_script_entry::get_object): New function.
3229 (Incremental_script_entry::objects_): New data member; adjust
3231 (Incremental_inputs::report_archive_begin): Add script_info parameter.
3232 (Incremental_inputs::report_object): Add script_info parameter.
3233 (Incremental_inputs_reader::get_object_count): New function.
3234 (Incremental_inputs_reader::get_object_offset): New function.
3235 * options.cc (Input_arguments::add_file): Return reference to
3237 * options.h (Input_argument::set_script_info): New function.
3238 (Input_argument::script_info): New function.
3239 (Input_argument::script_info_): New data member; adjust all
3241 (Input_file_group::add_file): Return reference to new input argument.
3242 (Input_file_lib::add_file): Likewise.
3243 (Input_arguments::add_file): Likewise.
3244 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
3245 * script.cc (Parser_closure::Parser_closure): Add script_info
3246 parameter; adjust all callers.
3247 (Parser_closure::script_info): New function.
3248 (Parser_closure::script_info_): New data member.
3249 (read_input_script): Report scripts earlier to incremental info.
3250 (script_add_file): Set script_info in Input_argument.
3251 (script_add_library): Likewise.
3252 * script.h (Script_options::Script_info): Rewrite class.
3254 2011-03-29 Cary Coutant <ccoutant@google.com>
3256 * archive.cc (Library_base::should_include_member): Move
3257 method here from class Archive.
3258 (Archive::Archive): Initialize base class.
3259 (Archive::should_include_member): Move to base class.
3260 (Archive::do_for_all_unused_symbols): New function.
3261 (Add_archive_symbols::run): Remove redundant access to
3263 (Lib_group::Lib_group): Initialize base class.
3264 (Lib_group::do_filename): New function.
3265 (Lib_group::include_member): Pass pointer to Lib_group to
3267 (Lib_group::do_for_all_unused_symbols): New function.
3268 (Add_lib_group_symbols::run): Report archive information for
3270 * archive.h (class Library_base): New base class.
3271 (class Archive): Derive from Library_base.
3272 (Archive::filename): Move to base class.
3273 (Archive::set_incremental_info): Likewise.
3274 (Archive::incremental_info): Likewise.
3275 (Archive::Should_include): Likewise.
3276 (Archive::should_include_member): Likewise.
3277 (Archive::Armap_entry): Remove.
3278 (Archive::Unused_symbol_iterator): Remove.
3279 (Archive::unused_symbols_begin): Remove.
3280 (Archive::unused_symbols_end): Remove.
3281 (Archive::do_filename): New function.
3282 (Archive::do_get_mtime): New function.
3283 (Archive::do_for_all_unused_symbols): New function.
3284 (Archive::task_): Move to base class.
3285 (Archive::incremental_info_): Likewise.
3286 (class Lib_group): Derive from Library_base.
3287 (Lib_group::do_filename): New function.
3288 (Lib_group::do_get_mtime): New function.
3289 (Lib_group::do_for_all_unused_symbols): New function.
3290 (Lib_group::task_): Move to base class.
3291 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
3293 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
3295 * incremental.cc (Incremental_inputs::report_archive_begin):
3296 Use Library_base; call library's get_mtime; add incremental inputs
3297 entry before members.
3298 (class Unused_symbol_visitor): New class.
3299 (Incremental_inputs::report_archive_end): Use Library_base; use
3300 visitor class to record unused symbols; don't add incremental inputs
3301 entry after members.
3302 (Incremental_inputs::report_object): Use Library_base.
3304 (Incremental_archive_entry::Incremental_archive_entry): Remove
3305 unused Archive parameter.
3306 (Incremental_inputs::report_archive_begin): Use Library_base.
3307 (Incremental_inputs::report_archive_end): Likewise.
3308 (Incremental_inputs::report_object): Likewise.
3309 * object.cc (Sized_relobj::do_for_all_global_symbols): New
3311 * object.h (Object::for_all_global_symbols): New function.
3312 (Object::do_for_all_global_symbols): New function.
3313 (Sized_relobj::do_for_all_global_symbols): New function.
3314 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
3316 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
3319 2011-03-27 Ian Lance Taylor <iant@google.com>
3321 * archive.cc (Archive::interpret_header): Return -1 if something
3322 goes wrong. Change callers accordingly.
3324 2011-03-25 Cary Coutant <ccoutant@google.com>
3326 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
3327 * testsuite/Makefile.in: Regenerate.
3329 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
3331 * plugin.cc (get_view): New.
3332 (Plugin::load): Pass get_view to the plugin.
3333 (Plugin_manager::get_view): New.
3335 2011-03-21 Ian Lance Taylor <iant@google.com>
3337 * testsuite/final_layout.sh: Rewrite to not use dc.
3338 * testsuite/relro_test.sh: Fail if dc is not present.
3340 2011-03-21 Sriraman Tallam <tmsriram@google.com>
3342 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
3344 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
3345 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
3347 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
3348 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
3350 2011-03-14 Ian Lance Taylor <iant@google.com>
3352 * script-sections.cc (Sort_output_sections::script_compare):
3353 Rename from is_before, change return type.
3354 (Sort_output_sections::operator()): Adjust accordingly.
3356 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
3359 * testsuite/odr_violation2.cc: Add comment to make all error line
3360 numbers double digits.
3361 * testsuite/debug_msg.sh: Adjust expected errors.
3363 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
3365 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
3366 but mark earlier ones as non-canonical
3367 (offset_to_iterator): Update search target and example
3368 (do_addr2line): Return extra lines in a vector*
3369 (format_file_lineno): Extract from do_addr2line
3370 (one_addr2line): Add vector* out-param
3371 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
3372 when a lineno entry appeared last for its instruction
3373 (Dwarf_line_info): Add vector* out-param
3374 * object.cc (Relocate_info): Pass NULL for the vector* out-param
3375 * symtab.cc (Odr_violation_compare): Include the lineno in the
3377 (linenos_from_loc): New. Combine the canonical line for an
3378 address with its other lines.
3379 (True_if_intersect): New. Helper functor to make
3380 std::set_intersection a query.
3381 (detect_odr_violations): Compare sets of lines instead of just
3382 one line for each function. This became less deterministic, but
3383 has fewer false positives.
3384 * symtab.h: Declarations.
3385 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
3386 mix an optimized and non-optimized object in the same binary
3387 (odr_violation2.so): Same.
3388 * testsuite/Makefile.in: Regenerate from Makefile.am.
3389 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
3390 * testsuite/debug_msg.sh: Update line numbers and add
3392 * testsuite/odr_violation1.cc: Use OdrDerived, in a
3393 non-optimized context.
3394 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
3395 isn't inlined, and use OdrDerived in an optimized context.
3396 * testsuite/odr_header1.h: Defines OdrDerived, where
3397 optimization will change the
3398 first-instruction-in-the-destructor's file and line number.
3399 * testsuite/odr_header2.h: Defines OdrBase.
3401 2011-03-09 Ian Lance Taylor <iant@google.com>
3403 * fileread.cc (File_read::clear_views): Don't delete the whole
3406 2011-03-08 Ian Lance Taylor <iant@google.com>
3409 * fileread.cc: #include <climits>.
3410 (GOLD_IOV_MAX): Define.
3411 (File_read::read_multiple): Limit number of entries by iov_max.
3412 * fileread.h (class File_read): Always set max_readv_entries to
3415 2011-03-07 Ian Lance Taylor <iant@google.com>
3418 * options.h (class General_options): Add -dy and -dn.
3420 2011-03-02 Cary Coutant <ccoutant@google.com>
3422 * testsuite/script_test_9.t: Add TLS segment.
3424 2011-03-02 Simon Baldwin <simonb@google.com>
3426 * configure.ac: Add check for gnu_indirect_function support in
3427 the toolchain building binutils.
3428 * configure: Rebuild.
3430 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
3432 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
3433 plugin only symbols.
3434 (Symbol_table::sized_finalize_symbol) Mark symbol only present
3435 in plugin files as not needed in the symbol table.
3437 2011-02-11 Sriraman Tallam <tmsriram@google.com>
3439 * output.cc (Output_section::add_input_section): Delay fill
3440 generation for section ordering.
3442 2011-02-09 Ian Lance Taylor <iant@google.com>
3445 * object.h (class Sized_relobj): Remove clear_local_symbols.
3446 * reloc.cc (Sized_relobj::do_relocate): Don't call
3447 clear_local_symbols.
3449 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
3451 * plugin.cc (is_visible_from_outside): Return true for symbols
3454 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
3456 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
3459 2011-02-02 Sriraman Tallam <tmsriram@google.com>
3461 * icf.h (is_section_foldable_candidate): Change type of parameter
3463 * icf.cc (Icf::find_identical_sections): Change type of local variable
3464 section_name to be std::string.
3465 (is_function_ctor_or_dtor): Change type of parameter to std::string.
3467 2011-01-25 Ian Lance Taylor <iant@google.com>
3469 * script.cc (script_add_extern): Rewrite to use
3470 add_symbol_reference.
3472 2011-01-25 Doug Kwan <dougkwan@google.com>
3474 * icf.cc (get_section_contents): Always lock section's object.
3476 2011-01-24 Ian Lance Taylor <iant@google.com>
3478 * options.h (class General_options): Accept
3479 --no-detect-odr-violations.
3481 2011-01-24 Ian Lance Taylor <iant@google.com>
3483 * version.cc (version_string): Bump to 1.11.
3485 2011-01-24 Ian Lance Taylor <iant@google.com>
3487 * plugin.cc (class Plugin_rescan): Define new class.
3488 (Plugin_manager::claim_file): Set any_claimed_.
3489 (Plugin_manager::save_archive): New function.
3490 (Plugin_manager::save_input_group): New function.
3491 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
3493 (Plugin_manager::new_undefined_symbol): New function.
3494 (Plugin_manager::rescan): New function.
3495 (Plugin_manager::rescannable_defines): New function.
3496 (Plugin_manager::add_input_file): Set any_added_.
3497 * plugin.h (class Plugin_manager): define new fields rescannable_,
3498 undefined_symbols_, any_claimed_, and any_added_. Declare
3499 Plugin_rescan as friend. Declare new functions.
3500 (Plugin_manager::Rescannable): Define type.
3501 (Plugin_manager::Rescannable_list): Define type.
3502 (Plugin_manager::Undefined_symbol_list): Define type.
3503 (Plugin_manager::Plugin_manager): Initialize new fields.
3504 * archive.cc (Archive::defines_symbol): New function.
3505 (Add_archive_symbols::run): Pass archive to plugins if any.
3506 * archive.h (class Archive): Declare defines_symbol.
3507 * readsyms.cc (Input_group::~Input_group): New function.
3508 (Finish_group::run): Pass input_group to plugins if any.
3509 * readsyms.h (class Input_group): Declare destructor.
3510 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
3513 2011-01-10 Ian Lance Taylor <iant@google.com>
3515 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
3517 (Layout::set_segment_offsets): Reset increase_relro before calling
3518 set_section_addresses a second time.
3520 2011-01-04 Cary Coutant <ccoutant@google.com>
3522 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
3523 sections before NOBITS sections.
3525 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
3527 * version.cc (print_version): Update copyright to 2011.
3529 2010-12-23 Cary Coutant <ccoutant@google.com>
3531 * output.h (Output_data_reloc::add_output_section): Pass OD instead
3532 of OS to this->add. Add OD parameter to second form of the function.
3534 2010-12-20 Ian Lance Taylor <iant@google.com>
3536 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
3537 second of two consecutive entries with same offset.
3539 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3541 * testsuite/Makefile.am (ifuncmain2static_LDADD)
3542 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
3543 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
3544 to avoid unneeded links against $(LDADD).
3545 * testsuite/Makefile.in: Regenerate.
3547 2010-12-15 Ian Lance Taylor <iant@google.com>
3550 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
3551 for R_X86_64_32 and R_X86_64_PC32.
3552 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
3553 ver_matching_def_pic.o.
3554 (ver_matching_def_pic.o): New target.
3556 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3558 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
3559 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
3560 Move definition before File_read::View member definitions.
3561 (File_read::View::~View): Initialize and hold lock before
3562 updating current_mapped_bytes.
3564 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3566 * dwarf_reader.cc: Remove outdated comment.
3567 * gold-threads.cc: Fix typo in error message.
3568 * archive.cc: Fix typos in comments.
3569 * archive.h: Likewise.
3570 * arm-reloc-property.cc: Likewise.
3571 * arm-reloc-property.h: Likewise.
3572 * arm-reloc.def: Likewise.
3574 * attributes.h: Likewise.
3575 * cref.cc: Likewise.
3576 * ehframe.cc: Likewise.
3577 * fileread.h: Likewise.
3579 * i386.cc: Likewise.
3581 * incremental.h: Likewise.
3582 * int_encoding.cc: Likewise.
3583 * layout.h: Likewise.
3584 * main.cc: Likewise.
3585 * merge.h: Likewise.
3586 * object.cc: Likewise.
3587 * object.h: Likewise.
3588 * options.cc: Likewise.
3589 * readsyms.cc: Likewise.
3590 * reduced_debug_output.cc: Likewise.
3591 * reloc.cc: Likewise.
3592 * script-sections.cc: Likewise.
3593 * sparc.cc: Likewise.
3594 * symtab.h: Likewise.
3595 * target-reloc.h: Likewise.
3596 * target.cc: Likewise.
3597 * target.h: Likewise.
3598 * timer.cc: Likewise.
3599 * timer.h: Likewise.
3600 * x86_64.cc: Likewise.
3602 2010-12-09 Cary Coutant <ccoutant@google.com>
3604 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
3606 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
3607 parameter; change all callers.
3608 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
3609 * options.h (warn_execstack): New option.
3611 2010-12-07 Doug Kwan <dougkwan@google.com>
3613 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
3614 like function call relocations.
3616 2010-12-07 Ian Lance Taylor <iant@google.com>
3618 * archive.cc (Archive::get_elf_object_for_member): Permit
3619 punconfigured to be NULL.
3620 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
3621 (Archive::include_member): Pass NULL to get_elf_object_for_member
3622 if we searched for the archive and this is the first included
3625 2010-12-01 Ian Lance Taylor <iant@google.com>
3627 * dwarf_reader.h (class Sized_dwarf_line_info): Add
3628 track_relocs_type_ field.
3629 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3630 Set track_relocs_type_.
3631 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
3632 contents when using RELA relocs.
3633 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
3635 * reloc.cc (Track_relocs::next_addend): New function.
3636 * reloc.h (class Track_relocs): Declare next_addend.
3638 2010-12-01 Ian Lance Taylor <iant@google.com>
3640 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
3643 2010-12-01 Ian Lance Taylor <iant@google.com>
3645 * README: Update compilers known to work and fail.
3647 2010-11-23 Matthias Klose <doko@ubuntu.com>
3649 * configure.in: For --enable-gold, handle value `default' instead of
3650 `both*'. Always install ld as ld.bfd, install as ld if gold is
3652 * configure: Regenerate.
3654 2010-11-18 Doug Kwan <dougkwan@google.com>
3656 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
3657 and right_alignment to be zero. Store result alignment only if it is
3658 greater than existing alignment.
3660 2010-11-16 Cary Coutant <ccoutant@google.com>
3663 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3664 Check for ".zdebug_line".
3666 2010-11-16 Doug Kwan <dougkwan@google.com>
3667 Cary Coutant <ccoutant@google.com>
3669 * output.h (Output_segment::set_section_addresses): Pass increase_relro
3670 by reference; adjust all callers.
3671 * output.cc (Output_segment::set_section_addresses): Adjust references
3672 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
3674 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
3675 end at page boundary.
3677 2010-11-16 Cary Coutant <ccoutant@google.com>
3680 * layout.cc (Layout::choose_output_section): Transform names of
3681 compressed sections even when using a script with a SECTIONS clause.
3682 (Layout::output_section_name): Remove code to transform
3683 compressed debug section names.
3684 * output.cc (Output_section::add_input_section): Use uncompressed
3685 section size when tracking input sections.
3687 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
3689 * symtab.h (Symbol::NON_PIC_REF): Remove.
3690 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
3691 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
3692 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
3693 (Symbol::use_plt_offset): Take a flags argument and pass it
3694 directly to needs_dynamic_reloc. Restrict check for undefined
3695 weak symbols to function calls.
3696 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
3697 (Target_arm::Scan::global): Use it.
3698 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
3699 (Target_arm::Relocate::relocate): Likewise.
3700 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
3701 parameter with an r_type parameter. Use get_reference_flags
3703 (Target_arm::Relocate::relocate): Update accordingly.
3704 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
3705 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
3706 (Target_i386::Scan::global): Likewise.
3707 (Target_i386::Relocate::relocate): Likewise.
3708 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
3709 parameter with an r_type parameter. Use get_reference_flags
3711 (Target_i386::Relocate::relocate): Update accordingly.
3712 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
3713 (Target_powerpc::Scan::global): Use it.
3714 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
3715 (Target_powerpc::Relocate::relocate): Likewise.
3716 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
3717 (Target_sparc::Scan::global): Use it.
3718 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
3719 (Target_sparc::Relocate::relocate): Likewise.
3720 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
3721 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
3722 (Target_x86_64::Scan::global): Likewise.
3723 (Target_x86_64::Relocate::relocate): Likewise.
3725 2010-11-08 Doug Kwan <dougkwan@google.com>
3726 Cary Coutant <ccoutant@google.com>
3728 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
3729 (Arm_exidx_merge_section::section_contents_): New data member.
3730 (Arm_input_section::Arm_input_section): Initialize original_contents_.
3731 (Arm_input_section::~Arm_input_section): De-allocate memory.
3732 (Arm_input_section::original_contents_): New data member.
3733 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
3734 in parameters instead of calling Object::section_contents without
3736 (Arm_output_section::group_section): New parameter TASK. Pass it
3737 to callees that need locking objects.
3738 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
3739 to lock EXIDX input sections. Fix a formatting issue. Call
3740 Arm_exidx_merged_section::build_contents to create merged section
3742 (Arm_output_section::create_stub_group): New parameter TASK. Use it
3743 to lock object of stub table owner.
3744 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
3745 TEXT_SIZE to initialize data member TEXT_SIZE_.
3746 (Arm_exidx_input_section::addralign): Fix typo in comment.
3747 (Arm_exidx_input_section::text_size): New method.
3748 (Target_arm::do_relax): New parameter TASK. Pass it to callees
3749 that require locking objects. Lock objects before scanning for stubs
3750 and updating local symbols.
3751 (Arm_input_section<big_endian>::init): Copy contents of original
3753 (Arm_input_section<big_endian>::do_write): Use saved contents of
3754 original input section instead of calling Object::section_contents
3756 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
3757 size without calling Object::section_size().
3758 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
3759 for size. Allocate a buffer for merged EXIDX entries.
3760 (Arm_exidx_merged_section::build_contents): New method.
3761 (Arm_exidx_merged_section::do_write): Move merge section contents
3762 building code to Arm_exidx_merged_section::build_contetns. Write
3763 out contetns in buffer instead of building it on the fly.
3764 (Arm_relobj::make_exidx_input_section): Also pass text section size
3765 to Arm_exidx_input_section constructor.
3766 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3767 (Arm_dynobj::do_read_symbols): Fix memory leak.
3768 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3769 * target.h: (class Task): Add forward declaration.
3770 (Target::relax): Add new parameter TASK and pass it to
3772 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3774 2010-11-05 Cary Coutant <ccoutant@google.com>
3777 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3778 object when reading from the file.
3779 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3781 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3782 when reading section contents.
3783 (get_section_contents): Likewise.
3784 (icf::find_identical_sections): Likewise.
3785 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3786 object when reading from the file.
3787 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3788 the object when doing deferred section layout.
3790 2010-11-03 Nick Clifton <nickc@redhat.com>
3793 * script.h (class Symbol_assignment: name): New member. Returns
3794 the name of the symbol.
3795 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3796 Returns true if the given symbol name is on the list of
3797 assignments wating to be processed.
3798 * archive.cc (should_incldue_member): If the symbol is undefined,
3799 check to see if it is on the list of symbols pending assignment.
3801 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3803 * script-sections.cc (Script_sections::find_memory_region): Check
3804 for a NULL output section pointer.
3806 2010-10-29 Doug Kwan <dougkwan@google.com>
3808 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3809 Output_section::add_relaxed_input_section.
3810 * output.cc (Output_section::add_relaxed_input_section): Add new
3811 arguments LAYOUT and NAME. Set section order index.
3812 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3813 Copy section order index.
3814 * output.h (Output_section::add_relaxed_input_section): Add new
3815 arguments LAYOUT and NAME.
3817 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3819 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3820 NATIVE_OR_CROSS_LINKER.
3821 * testsuite/Makefile.in: Regenerate.
3823 2010-10-20 Doug Kwan <dougkwan@google.com>
3825 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3826 without SHF_LINK_ORDER flags.
3827 * layout.cc (Layout::choose_output_section): Do not filter
3828 SHF_LINK_ORDER flag in a relocatable link.
3830 2010-10-17 Cary Coutant <ccoutant@google.com>
3832 * output.h (Output_segment::set_section_addresses): Change function
3833 signature. Update all callers.
3834 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3836 (Output_segment::set_section_addresses): Align after last TLS
3837 section. Add padding before last relro section instead of after.
3839 2010-10-17 Doug Kwan <dougkwan@google.com>
3841 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3842 GOT output section to be writable.
3844 2010-10-14 Cary Coutant <ccoutant@google.com>
3846 * debug.h (DEBUG_INCREMENTAL): New flag.
3847 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3848 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3850 * incremental.cc (report_command_line): Ignore all forms of
3852 * layout.cc (Layout::Layout): Check parameters for incremental link
3854 * options.cc (General_options::parse_incremental): New function.
3855 (General_options::parse_no_incremental): New function.
3856 (General_options::parse_incremental_full): New function.
3857 (General_options::parse_incremental_update): New function.
3858 (General_options::incremental_mode_): New data member.
3859 (General_options::finalize): Check incremental_mode_.
3860 * options.h (General_options): Update help text for --incremental.
3861 Add --no-incremental, --incremental-full, --incremental-update.
3862 (General_options::Incremental_mode): New enum type.
3863 (General_options::incremental_mode): New function.
3864 (General_options::incremental_mode_): New data member.
3865 * parameters.cc (Parameters::incremental_mode_): New data member.
3866 (Parameters::set_options): Set incremental_mode_.
3867 (Parameters::set_incremental_full): New function.
3868 (Parameters::incremental): New function.
3869 (Parameters::incremental_update): New function.
3870 (set_parameters_incremental_full): New function.
3871 * parameters.h (Parameters::set_incremental_full): New function.
3872 (Parameters::incremental): New function.
3873 (Parameters::incremental_update): New function.
3874 (Parameters::incremental_mode_): New data member.
3875 (set_parameters_incremental_full): New function.
3876 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3877 incremental link mode.
3878 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3879 (Sized_relobj::do_relocate_sections): Likewise.
3880 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3882 * testsuite/Makefile.in: Regenerate.
3883 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3885 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3887 * script-sections.h (class Script_sections): Make
3888 Sections_elements typedef public.
3889 * script-sections.cc (class Sort_output_sections): Add elements_
3890 field. Add constructor which sets it; change all callers.
3891 (Sort_output_sections::is_before): New function.
3892 (Sort_output_sections::operator()): Call is_before.
3893 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3895 * testsuite/script_test_10.sh: New test. Test script section
3897 * testsuite/script_test_10.t: Likewise.
3898 * testsuite/script_test_10.s: Likewise.
3899 * testsuite/Makefile.am: Wrap the cross linker tests and the
3900 common tests into NATIVE_OR_CROSS_LINKER.
3901 (check_SCRIPTS): Add script_test_10.sh.
3902 (check_DATA): Add script_test_10.stdout.
3903 (script_test_10.o, script_test_10): New targets.
3904 (script_test_10.stdout): New target.
3905 * configure, testsuite/Makefile.in: Regenerate.
3907 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3909 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3910 error for the deprecated relocations.
3911 (Target_arm::Scan::global): Likewise.
3912 (Target_arm::Relocate::relocate): Likewise.
3914 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3916 * fileread.cc (Input_file::find_file): Initialize *found_name
3917 and *namep when using the fallback search for case 4.
3919 2010-10-11 Cary Coutant <ccoutant@google.com>
3921 * options.h (class General_options): Redefine -z lazy as an alias for
3922 the negation of -z now.
3924 2010-10-11 Ian Lance Taylor <iant@google.com>
3926 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3929 2010-10-06 Nick Clifton <nickc@redhat.com>
3931 * script-sections.cc(class Memory_region): Remove
3932 current_lma_offset_ field. Rename current_vma_offset_ to
3933 current_offset_. Add last_section_ field.
3934 (Memory_region::get_current_vma_address): Rename to
3935 get_current_address.
3936 (Memory_region::get_current_lma_address): Delete.
3937 (Memory_region::increment_vma_offset): Rename to
3939 (Memory_region::increment_lma_offset): Delete.
3940 (Memory_region::attributes_compatible): New method. Returns
3941 true if the provided section is compatible with the region.
3942 (Memory_region::get_last_section): New method. Returns the last
3943 section to use the region.
3944 (Memory_region::set_last_section): New method. Stores the last
3945 section to use the region.
3946 (Script_sections::block_in_region): New method. Returns true if
3947 a block of memory is contained within a region.
3948 (Script_sections::find_memory_region): New method. Locates a
3949 memory region to be used to set a VMA or LMA address.
3950 (Output_section_definition::set_section_addresses): Add code to
3951 check for addresses set by memory regions.
3952 (Output_segment::set_section_addresses): Remove memory region
3954 (Script_sections::create_segment): Add a warning if a header
3955 segment is created outside of any region.
3956 * script-sections.h (class Script_sections): Add prototypes for
3957 find_memory_region and block_in_region methods.
3958 * testsuite/memory_test.s: Use .long instead of .word.
3959 * testsuite/memory_test.t: Add some more output sections.
3960 * testsuite/memory_test.sh: Update expected output.
3962 2010-10-02 Doug Kwan <dougkwan@google.com>
3964 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3965 defintion to symtab.h
3966 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3967 declaration to defintion.
3969 2010-10-01 Nick Clifton <nickc@redhat.com>
3971 * expression.cc (eval): Replace dummy argument with NULL.
3972 (eval_maybe_dot): Check for a NULL result section pointer.
3973 (Symbol_expression::value): Likewise.
3974 (Dot_expression::value): Likewise.
3975 (BINARY_EXPRESSION): Likewise.
3976 (Max_expression::value): Likewise.
3977 (Min_expression::value): Likewise.
3978 (Absolute_expression::value): Likewise.
3979 (Addr_expression::value_from_output_section): Likewise.
3980 (Loaddddr_expression::value_from_output_section): Likewise.
3981 (Segment_start_expression::value): Likewise.
3982 * script-sections.cc
3983 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3985 (Sections_elememt_dot_assignment::set_section_addresses):
3987 (Output_data_expression::do_write_to_buffer): Likewise.
3988 (Output_section_definition::finalize_symbols): Likewise.
3989 (Output_section_definition::set_section_addresses): Likewise.
3991 2010-09-30 Doug Kwan <dougkwan@google.com>
3993 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3995 2010-09-28 Sriraman Tallam <tmsriram@google.com>
3997 * target.h (Target::can_icf_inline_merge_sections): New virtual
3999 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4001 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4003 * icf.cc (get_section_contents): Inline merge sections only when
4006 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4008 * configure: Regenerate.
4010 2010-09-17 Ian Lance Taylor <iant@google.com>
4012 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4013 * testsuite/Makefile.am (memory_test.o): New target.
4014 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4016 * testsuite/Makefile.in: Rebuild.
4018 2010-09-17 Doug Kwan <dougkwan@google.com>
4020 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4021 defintion if relocation uses GOT entries of the symbol.
4022 * testsuite/icf_safe_test.sh: Fix test.
4023 * testsuite/icf_safe_so_test.sh: Fix test.
4025 2010-09-16 Cary Coutant <ccoutant@google.com>
4027 * script_sections.cc (class Memory_region): Remove "NULL" from
4028 vector initializations.
4030 2010-09-15 Cary Coutant <ccoutant@google.com>
4032 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4033 Resolve forwarding symbols.
4035 2010-09-15 Doug Kwan <dougkwan@google.com>
4037 * gold/testsuite/script_test_3.t: Add ARM special sections.
4038 * gold/testsuite/script_test_4.t: Same.
4039 * gold/testsuite/script_test_5.t: Same.
4040 * gold/testsuite/script_test_6.t: Same.
4041 * gold/testsuite/script_test_7.t: Same.
4042 * gold/testsuite/script_test_7.t: Same.
4043 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4045 2010-09-14 Cary Coutant <ccoutant@google.com>
4047 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4048 (Target_x86_64::Relocate::relocate_tls): Replace check for
4049 saw_tls_block_reloc_ with test for executable section.
4051 2010-09-12 Cary Coutant <ccoutant@google.com>
4053 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4054 position-independent executables to shared libraries need dynamic
4056 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4057 position-independent executables.
4058 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4059 * testsuite/Makefile.in: Regenerate.
4061 2010-09-10 Nick Clifton <nickc@redhat.com>
4064 * testsuite/memory_test.t: Discard any sections that are not
4067 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4070 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4071 "This::" to work around a bug in gcc 4.2.
4073 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4075 2010-09-09 Rafael Espindola <espindola@google.com>
4077 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4078 sections with different PF_X flags in the same segment.
4079 (Layout::find_first_load_seg): Search all segments to find the first
4081 * options.h (rosegment): New.
4083 2010-09-08 Rafael Espindola <espindola@google.com>
4085 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4087 2010-09-08 Doug Kwan <dougkwan@google.com>
4089 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4090 (Arm_relobj::do_relocate_sections): Add new parameter for output
4091 file to match the parent.
4092 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4093 of local symbols instead of input values. Update code to track
4094 changes in gold::relocate_section.
4095 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4096 (Sized_relobj::compute_final_local_value_internal): New methods.
4097 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4098 body into private version of Sized_relobj::compute_final_local_value.
4099 Call the inline method.
4100 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4101 merged symbol value if there is one.
4102 (Symbol_value::has_output_value): New method defintiion.
4103 (Sized_relobj::Compute_final_local_value_status): New enum type.
4104 (Sized_relobj::compute_final_local_value): New methods.
4105 (Sized_relobj::compute_final_local_value_internal): New methods.
4106 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4107 and arm_cortex_a8.sh.
4108 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
4109 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
4111 * Makefile.in: Regenerate.
4112 * testsuite/arm_bl_out_of_range.s: Update test.
4113 * testsuite/thumb_bl_out_of_range.s: Ditto.
4114 * testsuite/thumb_blx_out_of_range.s: Ditto.
4115 * testsuite/arm_branch_out_of_range.sh: New file.
4116 * testsuite/arm_cortex_a8.sh: Ditto.
4117 * testsuite/arm_cortex_a8_b.s: Ditto.
4118 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
4119 * testsuite/arm_cortex_a8_b_local.s: Ditto.
4120 * testsuite/arm_cortex_a8_bl.s: Ditto.
4121 * testsuite/arm_cortex_a8_blx.s: Ditto.
4122 * testsuite/arm_cortex_a8_local.s: Ditto.
4123 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
4124 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
4126 2010-09-08 Rafael Espindola <espindola@google.com>
4128 * Makefile.am (memory_test.stdout): Run readelf with -W.
4129 * Makefile.in: Regenerate.
4130 * testsuite/memory_test.sh: Make the regexps accept both 32 and
4133 2010-09-08 Rafael Espindola <espindola@google.com>
4135 * script-sections.cc (Script_sections::add_memory_region): Convert
4136 field precision to int.
4137 * script.cc (script_set_section_region, script_set_section_region):
4138 Convert field precision to int.
4140 2010-09-08 Rafael Espindola <espindola@google.com>
4142 * arm.cc (do_finalize_sections): Create the __exidx_start and
4143 __exdix_end symbols even when the section is missing.
4145 2010-09-08 Nick Clifton <nickc@redhat.com>
4147 * README: Remove claim that MEMORY is not supported.
4148 * expression.cc (script_exp_function_origin)
4149 (script_exp_function_length): Move from here to ...
4150 * script.cc: ... here.
4151 (script_set_section_region, script_add_memory)
4152 (script_parse_memory_attr, script_include_directive): New
4154 * script-sections.cc
4155 (class Memory_region): New class.
4156 (class Output_section_definition): Add set_memory_region,
4157 set_section_vma, set_section_lma and get_section_name methods.
4158 (class Script_Sections): Add add_memory_region,
4159 find_memory_region, find_memory_region_origin,
4160 find_memory_region_length and set_memory_region methods.
4161 Have set_section_addresses method walk the list of set memory
4163 Extend the print methos to display memory regions.
4164 * script-sections.h: Add prototypes for new methods.
4165 Add enum for MEMORY region attributes.
4166 * yyscript.y: Add support for parsing MEMORY regions.
4167 * script-c.h: Add prototypes for new functions.
4168 * testsuite/Makefile.am: Add test of MEMORY region functionality.
4169 * testsuite/Makefile.in: Regenerate.
4170 * testsuite/memory_test.sh: New script.
4171 * testsuite/memory_test.s: New assembler source file.
4172 * testsuite/memory_test.t: New linker script.
4174 2010-08-27 Doug Kwan <dougkwan@google.com>
4176 * gold/resolve.cc (Symbol_table::should_override): Let a weak
4177 reference override an existing dynamic weak reference.
4178 * testsuite/Makefile.am: Add new test dyn_weak_ref.
4179 * testsuite/Makefile.in: Regenerate.
4180 * testsuite/dyn_weak_ref.sh: New file.
4181 * testsuite/dyn_weak_ref_1.c: Ditto.
4182 * testsuite/dyn_weak_ref_2.c: Ditto.
4184 2010-08-27 Ian Lance Taylor <iant@google.com>
4186 * incremental.h (class Incremental_input_entry): Add virtual
4189 2010-08-27 Ian Lance Taylor <iant@google.com>
4191 * testsuite/start_lib_test_3.c: Mark t3 as used.
4193 2010-08-27 Nick Clifton <nickc@redhat.com>
4195 * options.cc (version_script): Fix small typo in previous
4198 2010-08-25 Nick Clifton <nickc@redhat.com>
4200 * archive.cc: Formatting fixes: Remove whitespace between
4201 typename and following asterisk. Remove whitespace between
4202 function name and opening parenthesis.
4203 * archive.h: Likewise.
4205 * attributes.cc: Likewise.
4206 * attributes.h: Likewise.
4207 * common.cc: Likewise.
4208 * copy-relocs.cc: Likewise.
4209 * dirsearch.h: Likewise.
4210 * dynobj.cc: Likewise.
4211 * ehframe.cc: Likewise.
4212 * ehframe.h: Likewise.
4213 * expression.cc: Likewise.
4214 * fileread.cc: Likewise.
4215 * fileread.h: Likewise.
4217 * gold-threads.cc: Likewise.
4218 * gold.cc: Likewise.
4219 * i386.cc: Likewise.
4221 * incremental-dump.cc: Likewise.
4222 * incremental.cc: Likewise.
4223 * layout.cc: Likewise.
4224 * layout.h: Likewise.
4225 * main.cc: Likewise.
4226 * merge.cc: Likewise.
4227 * merge.h: Likewise.
4228 * object.cc: Likewise.
4229 * object.h: Likewise.
4230 * options.cc: Likewise.
4231 * options.h: Likewise.
4232 * output.cc: Likewise.
4233 * output.h: Likewise.
4234 * plugin.cc: Likewise.
4235 * plugin.h: Likewise.
4236 * powerpc.cc: Likewise.
4237 * reloc.cc: Likewise.
4238 * script-c.h: Likewise.
4239 * script-sections.cc: Likewise.
4240 * script.cc: Likewise.
4241 * stringpool.cc: Likewise.
4242 * symtab.cc: Likewise.
4243 * symtab.h: Likewise.
4244 * target.cc: Likewise.
4245 * timer.cc: Likewise.
4246 * timer.h: Likewise.
4247 * version.cc: Likewise.
4248 * x86_64.cc: Likewise.
4250 2010-08-24 Nick Clifton <nickc@redhat.com>
4253 * layout.cc (segment_precedes): Sort segments by their physical
4254 addresses, if they have been set.
4256 2010-08-23 Cary Coutant <ccoutant@google.com>
4258 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
4260 (Lib_group::include_member): Unlock object after deleting its
4262 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
4265 2010-08-19 Neil Vachharajani <nvachhar@google.com>
4266 Cary Coutant <ccoutant@google.com>
4268 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
4269 constructor, and set_blocker.
4270 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
4272 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
4273 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
4274 * testsuite/Makefile.am (start_lib_test): New test case.
4275 * testsuite/Makefile.in: Regenerate.
4276 * testsuite/start_lib_test_main.c: New file.
4277 * testsuite/start_lib_test_1.c: New file.
4278 * testsuite/start_lib_test_2.c: New file.
4279 * testsuite/start_lib_test_3.c: New file.
4281 2010-08-19 Ian Lance Taylor <iant@google.com>
4283 * Makefile.in: Rebuild with automake 1.11.1.
4284 * aclocal.m4: Likewise.
4285 * testsuite/Makefile.in: Likewise.
4287 2010-08-19 Ian Lance Taylor <iant@google.com>
4290 * i386.cc (class Output_data_plt_i386): Update declarations.
4291 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
4292 local_ifuncs_ fields.
4293 (Target_i386::do_plt_section_for_global): New function.
4294 (Target_i386::do_plt_section_for_local): New function.
4295 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
4296 parameter; change all callers. Initialize global_ifuncs_ and
4297 local_ifuncs_. If doing a static link define __rel_iplt_start and
4299 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
4300 (Output_data_plt_i386::add_local_ifunc_entry): New function.
4301 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
4303 (Target_i386::make_plt_section): New function, broken out of
4304 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
4305 (Target_i386::make_plt_entry): Call make_plt_section.
4306 (Target_i386::make_local_ifunc_plt_entry): New function.
4307 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
4308 (Target_i386::Scan::local): Handle IFUNC symbols. Add
4309 R_386_IRELATIVE to switch.
4310 (Target_i386::Scan::global): Likewise.
4311 (Target_i386::Relocate::relocate): Likewise.
4312 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
4314 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
4315 (Target_x86_64::do_plt_section_for_global): New function.
4316 (Target_x86_64::do_plt_section_for_local): New function.
4317 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
4318 parameter; change all callers. If doing a static link define
4319 __rela_iplt_start and __rela_iplt_end.
4320 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
4321 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
4322 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
4324 (Target_x86_64::make_local_ifunc_plt_entry): New function.
4325 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
4327 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
4328 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
4329 R_X86_64_IRELATIVE to switch.
4330 (Target_x86_64::Scan::global): Likewise.
4331 (Target_x86_64::Relocate::relocate): Likewise.
4332 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
4334 * target.h (class Target): Add plt_section_for_global and
4335 plt_section_for_local functions. Add do_plt_section_for_global
4336 and do_plt_section_for_local virtual functions.
4337 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
4338 clarifying comments.
4339 (Symbol::use_plt_offset): Handle IFUNC symbol.
4340 * object.cc (Sized_relobj::Sized_relobj): Initialize
4342 (Sized_relobj::local_has_plt_offset): New function.
4343 (Sized_relobj::local_plt_offset): New function.
4344 (Sized_relobj::set_local_plt_offset): New function.
4345 (Sized_relobj::do_count): Handle IFUNC symbol.
4346 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
4347 a bit away from input_shndx_ field. Add set_is_func_symbol and
4348 is_ifunc_symbol functions.
4349 (class Sized_relobj): Update declarations. Remove Tls_got_entry
4350 and Local_tls_got_offsets. Define Local_plt_offsets. Add
4351 local_plt_offsets_ field.
4352 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
4353 * output.h (class Output_section_data): Add non-const
4354 output_section function.
4355 (class Output_data_got): Update declarations.
4356 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
4357 Add use_plt_offset parameter to global and local constructors.
4358 Change all callers. Change local_sym_index_ field to 31 bits.
4359 Change GSYM_CODE and CONSTANT_CODE accordingly.
4360 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
4361 doing a static link don't set sh_link field.
4362 (Output_data_got::Got_entry::write): Use PLT offset if
4364 (Output_data_got::add_global_plt): New function.
4365 (Output_data_got::add_local_plt): New function.
4366 * target-reloc.h (relocate_section): Handle IFUNC symbol.
4367 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
4368 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
4369 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
4370 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
4372 * testsuite/ifunc-sel.h: New file.
4373 * testsuite/ifuncmain1.c: New file.
4374 * testsuite/ifuncmain1vis.c: New file.
4375 * testsuite/ifuncmod1.c: New file.
4376 * testsuite/ifuncdep2.c: New file.
4377 * testsuite/ifuncmain2.c: New file.
4378 * testsuite/ifuncmain3.c: New file.
4379 * testsuite/ifuncmod3.c: New file.
4380 * testsuite/ifuncmain4.c: New file.
4381 * testsuite/ifuncmain5.c: New file.
4382 * testsuite/ifuncmod5.c: New file.
4383 * testsuite/ifuncmain6pie.c: New file.
4384 * testsuite/ifuncmod6.c: New file.
4385 * testsuite/ifuncmain7.c: New file.
4386 * configure, testsuite/Makefile.in: Rebuild.
4388 2010-08-18 Ian Lance Taylor <iant@google.com>
4391 (Output_section_incremental_inputs::write_input_files): Add cast
4392 to avoid signed/unsigned comparison warning.
4393 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4395 2010-08-12 Cary Coutant <ccoutant@google.com>
4397 * common.cc (Sort_commons::operator()): Remove unnecessary code.
4399 2010-08-13 Ian Lance Taylor <iant@google.com>
4401 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
4403 2010-08-12 Cary Coutant <ccoutant@google.com>
4404 Doug Kwan <dougkwan@google.com>
4406 * resolve.cc (Symbol_table::should_override): When a weak dynamic
4407 defintion overrides non-weak undef, remember that the original undef
4409 * symtab.cc (Symbol_table::sized_write_global): For undef without
4410 an original weak binding, set binding to global in output.
4411 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
4412 * testsuite/Makefile.in: Regenerate.
4413 * testsuite/strong_ref_weak_def.sh: New file.
4414 * testsuite/strong_ref_weak_def_1.c: Ditto.
4415 * testsuite/strong_ref_weak_def_2.c: Ditto.
4417 2010-08-12 Cary Coutant <ccoutant@google.com>
4419 * testsuite/incremental_test.sh: Rewrite.
4420 * testsuite/incremental_test_1.c: Rewrite.
4421 * testsuite/incremental_test_2.c: Rewrite.
4423 2010-08-12 Cary Coutant <ccoutant@google.com>
4425 * arm.cc (Target_arm::got_size): Add const.
4426 (Target_arm::got_entry_count): New function.
4427 (Target_arm::plt_entry_count): New function.
4428 (Target_arm::first_plt_entry_offset): New function.
4429 (Target_arm::plt_entry_size): New function.
4430 (Output_data_plt_arm::entry_count): New function.
4431 (Output_data_plt_arm::first_plt_entry_offset): New function.
4432 (Output_data_plt_arm::get_plt_entry_size): New function.
4433 * i386.cc (Target_i386::got_size): Add const.
4434 (Target_i386::got_entry_count): New function.
4435 (Target_i386::plt_entry_count): New function.
4436 (Target_i386::first_plt_entry_offset): New function.
4437 (Target_i386::plt_entry_size): New function.
4438 (Output_data_plt_i386::entry_count): New function.
4439 (Output_data_plt_i386::first_plt_entry_offset): New function.
4440 (Output_data_plt_i386::get_plt_entry_size): New function.
4441 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
4442 find_incremental_inputs_sections. Dump incremental_got_plt section.
4443 * incremental.cc: Include target.h.
4444 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
4445 parameter. Adjust all callers. Find incremental_got_plt section.
4446 (Incremental_inputs::create_data_sections): Create incremental_got_plt
4448 (Output_section_incremental_inputs::set_final_data_size): Calculate
4449 size of incremental_got_plt section.
4450 (Output_section_incremental_inputs::do_write): Write the
4451 incremental_got_plt section.
4452 (Got_plt_view_info): New struct.
4453 (Local_got_offset_visitor): New class.
4454 (Global_got_offset_visitor): New class.
4455 (Global_symbol_visitor_got_plt): New class.
4456 (Output_section_incremental_inputs::write_got_plt): New function.
4457 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
4458 Add parameter. Adjust all callers.
4459 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4460 (Incremental_inputs::got_plt_section): New function.
4461 (Incremental_inputs::got_plt_section_): New data member.
4462 (Incremental_got_plt_reader): New class.
4463 * layout.cc (Layout::create_incremental_info_sections): Add the
4464 incremental_got_plt section.
4465 * object.h (Got_offset_list::get_list): New function.
4466 (Got offset_list::for_all_got_offsets): New function.
4467 (Sized_relobj::local_got_offset_list): New function.
4468 * powerpc.cc (Target_powerpc::got_size): Add const.
4469 (Target_powerpc::got_entry_count): New function.
4470 (Target_powerpc::plt_entry_count): New function.
4471 (Target_powerpc::first_plt_entry_offset): New function.
4472 (Target_powerpc::plt_entry_size): New function.
4473 (Output_data_plt_powerpc::entry_count): New function.
4474 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
4475 (Output_data_plt_powerpc::get_plt_entry_size): New function.
4476 * sparc.cc (Target_sparc::got_size): Add const.
4477 (Target_sparc::got_entry_count): New function.
4478 (Target_sparc::plt_entry_count): New function.
4479 (Target_sparc::first_plt_entry_offset): New function.
4480 (Target_sparc::plt_entry_size): New function.
4481 (Output_data_plt_sparc::entry_count): New function.
4482 (Output_data_plt_sparc::first_plt_entry_offset): New function.
4483 (Output_data_plt_sparc::get_plt_entry_size): New function.
4484 * symtab.h (Symbol::got_offset_list): New function.
4485 (Symbol_table::for_all_symbols): New function.
4486 * target.h (Sized_target::got_entry_count): New function.
4487 (Sized_target::plt_entry_count): New function.
4488 (Sized_target::plt_entry_size): New function.
4489 * x86_64.cc (Target_x86_64::got_size): Add const.
4490 (Target_x86_64::got_entry_count): New function.
4491 (Target_x86_64::plt_entry_count): New function.
4492 (Target_x86_64::first_plt_entry_offset): New function.
4493 (Target_x86_64::plt_entry_size): New function.
4494 (Output_data_plt_x86_64::entry_count): New function.
4495 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
4496 (Output_data_plt_x86_64::get_plt_entry_size): New function.
4498 2010-08-12 Cary Coutant <ccoutant@google.com>
4500 * archive.cc: Include incremental.h.
4501 (Archive::Archive): Initialize incremental_info_.
4502 (Archive::include_member): Record archive members in incremental info.
4503 (Add_archive_symbols::run): Record begin and end of an archive in
4505 (Lib_group::include_member): Record objects in incremental info.
4506 * archive.h (Incremental_archive_entry): Forward declaration.
4507 (Archive::set_incremental_info): New member function.
4508 (Archive::incremental_info): New member function.
4509 (Archive::Unused_symbol_iterator): New class.
4510 (Archive::unused_symbols_begin): New member function.
4511 (Archive::unused_symbols_end): New member function.
4512 (Archive::incremental_info_): New data member.
4513 * incremental-dump.cc (find_input_containing_global): New function.
4514 (dump_incremental_inputs): Dump new incremental info sections.
4515 * incremental.cc: Include symtab.h.
4516 (Output_section_incremental_inputs): New class.
4517 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
4518 new incremental info sections.
4519 (Sized_incremental_binary::do_check_inputs): Likewise.
4520 (Incremental_inputs::report_archive): Remove.
4521 (Incremental_inputs::report_archive_begin): New function.
4522 (Incremental_inputs::report_archive_end): New function.
4523 (Incremental_inputs::report_object): New function.
4524 (Incremental_inputs::finalize_inputs): Remove.
4525 (Incremental_inputs::report_input_section): New function.
4526 (Incremental_inputs::report_script): Rewrite.
4527 (Incremental_inputs::finalize): Do nothing but finalize string table.
4528 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4529 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4530 (Incremental_inputs::create_data_sections): New function.
4531 (Incremental_inputs::relocs_entsize): New function.
4532 (Output_section_incremental_inputs::set_final_data_size): New function.
4533 (Output_section_incremental_inputs::do_write): New function.
4534 (Output_section_incremental_inputs::write_header): New function.
4535 (Output_section_incremental_inputs::write_input_files): New function.
4536 (Output_section_incremental_inputs::write_info_blocks): New function.
4537 (Output_section_incremental_inputs::write_symtab): New function.
4538 * incremental.h (Incremental_script_entry): Forward declaration.
4539 (Incremental_object_entry): Forward declaration.
4540 (Incremental_archive_entry): Forward declaration.
4541 (Incremental_inputs): Forward declaration.
4542 (Incremental_inputs_header_data): Remove.
4543 (Incremental_inputs_header): Remove.
4544 (Incremental_inputs_header_write): Remove.
4545 (Incremental_inputs_entry_data): Remove.
4546 (Incremental_inputs_entry): Remove.
4547 (Incremental_inputs_entry_write): Remove.
4548 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
4549 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
4550 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
4551 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
4553 (Incremental_input_entry): New class.
4554 (Incremental_script_entry): New class.
4555 (Incremental_object_entry): New class.
4556 (Incremental_archive_entry): New class.
4557 (Incremental_inputs::Incremental_inputs): Initialize new data members.
4558 (Incremental_inputs::report_inputs): Remove.
4559 (Incremental_inputs::report_archive): Remove.
4560 (Incremental_inputs::report_archive_begin): New function.
4561 (Incremental_inputs::report_archive_end): New function.
4562 (Incremental_inputs::report_object): Change prototype.
4563 (Incremental_inputs::report_input_section): New function.
4564 (Incremental_inputs::report_script): Change prototype.
4565 (Incremental_inputs::get_reloc_count): New function.
4566 (Incremental_inputs::set_reloc_count): New function.
4567 (Incremental_inputs::create_data_sections): New function.
4568 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
4569 (Incremental_inputs::inputs_section): New function.
4570 (Incremental_inputs::symtab_section): New function.
4571 (Incremental_inputs::relocs_section): New function.
4572 (Incremental_inputs::get_stringpool): Add const.
4573 (Incremental_inputs::command_line): Add const.
4574 (Incremental_inputs::inputs): Remove.
4575 (Incremental_inputs::command_line_key): New function.
4576 (Incremental_inputs::input_file_count): New function.
4577 (Incremental_inputs::input_files): New function.
4578 (Incremental_inputs::relocs_entsize): New function.
4579 (Incremental_inputs::sized_create_inputs_section_data): Remove.
4580 (Incremental_inputs::finalize_inputs): Remove.
4581 (Incremental_inputs::Input_info): Remove.
4582 (Incremental_inputs::lock_): Remove.
4583 (Incremental_inputs::inputs_): Change type.
4584 (Incremental_inputs::inputs_map_): Remove.
4585 (Incremental_inputs::current_object_entry_): New data member.
4586 (Incremental_inputs::inputs_section_): New data member.
4587 (Incremental_inputs::symtab_section_): New data member.
4588 (Incremental_inputs::relocs_section_): New data member.
4589 (Incremental_inputs::reloc_count_): New data member.
4590 (Incremental_inputs_reader): New class.
4591 (Incremental_symtab_reader): New class.
4592 (Incremental_relocs_reader): New class.
4593 * layout.cc (Layout::finalize): Move finalization of incremental info
4594 and creation of incremental info sections to follow finalization of
4595 symbol table. Set offsets for postprocessing sections.
4596 (Layout::create_incremental_info_sections): Call
4597 Incremental_inputs::create_data_sections. Add incremental symtab
4598 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
4599 sections to layout after input sections.
4600 * layout.h (struct Timespec): Forward declaration.
4601 (Layout::incremental_inputs): Add const.
4602 (Layout::create_incremental_info_sections): Add parameter.
4603 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
4604 * object.cc: Include incremental.h.
4605 (Relobj::finalize_incremental_relocs): New function.
4606 (Sized_relobj::do_layout): Record input sections in incremental info.
4607 * object.h (Object::output_section): New function.
4608 (Object::output_section_offset): Moved from Relobj.
4609 (Object::get_incremental_reloc_base): New function.
4610 (Object::get_incremental_reloc_count): New function.
4611 (Object::do_output_section): New function.
4612 (Object::do_output_section_offset): Moved from Relobj.
4613 (Object::do_get_incremental_reloc_base): New function.
4614 (Object::do_get_incremental_reloc_count): New function.
4615 (Object::Object): Initialize new data members.
4616 (Relobj::output_section): Renamed do_output_section and moved to
4618 (Relobj::output_section_offset): Moved to Object.
4619 (Relobj::do_get_incremental_reloc_base): New function.
4620 (Relobj::do_get_incremental_reloc_count): New function.
4621 (Relobj::allocate_incremental_reloc_counts): New function.
4622 (Relobj::count_incremental_reloc): New function.
4623 (Relobj::finalize_incremental_relocs): New function.
4624 (Relobj::next_incremental_reloc_index): New function.
4625 (Relobj::reloc_counts_): New data member.
4626 (Relobj::reloc_bases_): New data member.
4627 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
4628 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
4629 (Sized_relobj::incremental_relocs_scan): New function.
4630 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4631 (Sized_relobj::incremental_relocs_write): New function.
4632 (Sized_relobj::incremental_relocs_write_reltype): New function.
4633 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
4635 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
4636 archives and object files elsewhere.
4637 (Add_symbols::run): Report object files here.
4638 (Finish_group::run): Report end of archive at end of group.
4639 * reloc.cc: Include layout.h, incremental.h.
4640 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
4641 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
4642 (Sized_relobj::incremental_relocs_scan): New function.
4643 (Sized_relobj::incremental_relocs_scan_reltype): New function.
4644 (Sized_relobj::do_relocate_sections): Write incremental relocations.
4645 (Sized_relobj::incremental_relocs_write): New function.
4646 (Sized_relobj::incremental_relocs_write_reltype): New function.
4647 * script.cc (read_input_script): Rewrite test for incremental link.
4648 Change call to Incremental_inputs::report_script.
4649 * symtab.h (Symbol_table::first_global_index): New function.
4650 (Symbol_table::output_count): New function.
4652 2010-08-12 Doug Kwan <dougkwan@google.com>
4654 * arm.cc (Target_arm::merge_object_attributes): Check command line
4655 options --no-wchar-size-warning and --no-enum-size-warning.
4656 * options.h (General_options): Add ld-compatible options
4657 --no-enum-size-warning and --no-wchar-size-warning.
4659 2010-08-04 Ian Lance Taylor <iant@google.com>
4661 * x86_64.cc (Target_x86_64::Scan::local): Use
4662 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
4663 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
4664 (Target_x86_64::Scan::global): Likewise.
4665 (Target_x86_64::Relocate::relocate): Likewise.
4666 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
4669 2010-08-03 Cary Coutant <ccoutant@google.com>
4671 * merge.cc (Output_merge_string::do_add_input_section): Count strings
4672 to reserve space in merged_strings vector. Keep total input size
4674 (Output_merge_string::do_print_merge_stats): Print total input size.
4675 * merge.h (Output_merge_string): Add input_size_ field.
4676 * stringpool.cc (Stringpool_template::string_length): Move
4677 implementations out of Stringpool_template class and place in
4679 * stringpool.h (string_length): Move out of Stringpool_template.
4681 2010-08-03 Ian Lance Taylor <iant@google.com>
4684 * layout.cc (relaxation_loop_body): If address of load segment is
4685 set, adjust address to include headers if possible.
4687 2010-08-03 Ian Lance Taylor <iant@google.com>
4689 * version.cc (version_string): Bump to 1.10.
4691 2010-08-03 Ian Lance Taylor <iant@google.com>
4694 * layout.h (enum Output_section_order): Define.
4695 (class Layout): Update declarations.
4696 * layout.cc (Layout::get_output_section): Add order parameter.
4697 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
4698 is_first_non_relro parameters. Change all callers.
4699 (Layout::choose_output_section): Likewise.
4700 (Layout::add_output_section_data): Likewise.
4701 (Layout::make_output_section): Likewise. Set order.
4702 (Layout::default_section_order): New function.
4703 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
4704 * output.cc (Output_section::Output_section): Initialize order_.
4705 Don't initialize deleted fields.
4706 (Output_segment::Output_segment): Don't initialize deleted
4708 (Output_segment::add_output_section_to_load): New function
4709 replacing add_output_section. Change all callers to call this or
4710 add_output_section_to_nonload.
4711 (Output_segment::add_output_section_to_nonload): New function.
4712 (Output_segment::remove_output_section): Rewrite.
4713 (Output_segment::add_initial_output_data): Likewise.
4714 (Output_segment::has_any_data_sections): Likewise.
4715 (Output_segment::is_first_section_relro): Likewise.
4716 (Output_segment::maximum_alignment): Likewise.
4717 (Output_segment::has_dynamic_reloc): New function replacing
4718 dynamic_reloc_count. Change all callers.
4719 (Output_segment::has_dynamic_reloc_list): New function replacing
4720 dynamic_reloc_count_list. Change all callers.
4721 (Output_segment::set_section_addresses): Rewrite.
4722 (Output_segment::set_offset): Rewrite.
4723 (Output_segment::find_first_and_last_list): Remove.
4724 (Output_segment::set_tls_offsets): Rewrite.
4725 (Output_segment::first_section_load_address): Likewise.
4726 (Output_segment::output_section_count): Likewise.
4727 (Output_segment::section_with_lowest_load_address): Likewise.
4728 (Output_segment::write_section_headers): Likewise.
4729 (Output_segment::print_sections_to_map): Likewise.
4730 * output.h (class Output_data): Remove dynamic_reloc_count_
4731 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
4732 (Output_data::add_dynamic_reloc): Rewrite.
4733 (Output_data::has_dynamic_reloc): New function.
4734 (Output_data::dynamic_reloc_count): Remove.
4735 (class Output_section): Add order_ field. Remvoe is_relro_local_,
4736 is_last_relro_, is_first_non_relro_, is_interp_,
4737 is_dynamic_linker_section_ fields. Add order and set_order
4738 functions. Remove is_relro_local, set_is_relro_local,
4739 is_last_relro, set_is_last_relro, is_first_non_relro,
4740 set_is_first_non_relro functions, is_interp, set_is_interp,
4741 is_dynamic_linker_section, and set_is_dynamic_linker_section
4743 (class Output_segment): Change Output_data_list from std::list to
4744 std:;vector. Add output_lists_ field. Remove output_data_ and
4745 output_bss_ fields. Update declarations.
4747 2010-08-02 Ian Lance Taylor <iant@google.com>
4749 * arm.cc (Target_arm::gc_process_relocs): Use typename.
4750 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
4751 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
4753 2010-08-02 Ian Lance Taylor <iant@google.com>
4756 * script.cc (Script_options::Script_options): Initialize
4757 symbol_definitions_ and symbol_references_.
4758 (Script_options::add_symbol_assignment): Update
4759 symbol_definitions_ and symbol_references_.
4760 (Script_options::add_symbol_reference): New function.
4761 (script_symbol): New function.
4762 * script.h (class Script_options): Add symbol_definitions_ and
4763 symbol_references_ fields.
4764 (Script_options::referenced_const_iterator): New type.
4765 (Script_options::referenced_begin): New function.
4766 (Script_options::referenced_end): New function.
4767 (Script_options::is_referenced): New function.
4768 (Script_options::any_unreferenced): New function.
4769 * script-c.h (script_symbol): Declare.
4770 * yyscript.y (exp): Call script_symbol.
4771 * symtab.cc: Include "script.h".
4772 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4773 Change all callers. Check symbols referenced by scripts.
4774 (Symbol_table::add_undefined_symbols_from_command_line): Add
4775 layout parameter. Change all callers.
4776 (Symbol_table::do_add_undefined_symbols_from_command_line):
4777 Likewise. Break out loop body. Check symbols referenced by
4779 (Symbol_table::add_undefined_symbol_from_command_line): New
4780 function broken out of
4781 do_add_undefined_symbols_from_command_line.
4782 * symtab.h (class Symbol_table): Update declarations.
4783 * archive.cc: Include "layout.h".
4784 (Archive::should_include_member): Add layout parameter. Change
4785 all callers. Check for symbol mentioned in expression.
4786 * archive.h (class Archive): Update declaration.
4787 * object.cc (Sized_relobj::do_should_include_member): Add layout
4789 * object.h (Object::should_include_member): Add layout parameter.
4791 (Object::do_should_include_member): Add layout parameter.
4792 (class Sized_relobj): Update declaration.
4793 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4795 * dynobj.h (class Sized_dynobj): Update declaration.
4796 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4798 * plugin.h (class Sized_pluginobj): Update declaration.
4800 2010-08-02 Ian Lance Taylor <iant@google.com>
4803 * output.cc (Output_segment::set_offset): Search for the first and
4804 last sections rather than assuming that the list is in order.
4805 (Output_segment::find_first_and_last_list): New function.
4806 * output.h (class Output_segment): Update declarations.
4807 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4808 (relro_strip_test_SOURCES): New variable.
4809 (relro_strip_test_DEPENDENCIES): New variable.
4810 (relro_strip_test_LDFLAGS): New variable.
4811 (relro_strip_test_LDADD): New variable.
4812 (relro_strip_test.so): New target.
4814 2010-08-02 Ian Lance Taylor <iant@google.com>
4816 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4817 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4818 (Target_i386::got_tlsdesc_section): New function.
4819 (Target_i386::got_section): Create space for GOT entries for
4820 TLSDESC relocations.
4821 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4823 (Target_i386::Scan::global): Likewise.
4824 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4826 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4827 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4828 (Target_x86_64::got_tlsdesc_section): New function.
4829 (Target_x86_64::got_section): Create space for GOT entries for
4830 TLSDESC relocations.
4831 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4833 (Target_x86_64::Scan::global): Likewise.
4834 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4837 2010-08-02 Ian Lance Taylor <iant@google.com>
4839 * testsuite/final_layout.sh: Use dc to convert from hex to
4842 2010-07-29 Sriraman Tallam <tmsriram@google.com>
4844 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4845 paramter to the call to gold::gc_process_relocs.
4846 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4847 paramter to the call to gold::gc_process_relocs.
4848 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4849 parameter to the call to gold::gc_process_relocs.
4850 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4851 template parameter to the call to gold::gc_process_relocs.
4852 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4853 paramter to the call to gold::gc_process_relocs.
4854 * gc.h (get_embedded_addend_size): New function.
4855 (gc_process_relocs): Save the size of the reloc for use by ICF.
4856 * icf.cc (get_section_contents): Get the addend from the text section
4857 for SHT_REL relocation sections.
4858 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4859 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4860 * int_encoding.h (read_from_pointer): New overloaded function.
4861 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4862 * testsuite/icf_sht_rel_addend_test.sh: New file.
4863 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4864 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4866 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4868 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4869 * Makefile.in: Regenerate.
4870 * testsuite/Makefile.in: Regenerate.
4872 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4874 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4875 * gold/testsuite/debug_msg.cc: Likewise.
4876 * gold/testsuite/odr_violation1.cc
4877 * gold/testsuite/odr_violation2.cc
4879 2010-07-21 Cary Coutant <ccoutant@google.com>
4881 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4882 string, and length fields.
4883 (Output_merge_string::Merged_strings_list): New type.
4884 (Output_merge_string::Merged_strings_lists): New typedef.
4885 (Output_merge_string): Replace merged_strings_ with
4886 merged_strings_lists_.
4887 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4888 Merged_strings_list per input object and section. Don't store pointer
4889 to the string. Don't store length with each merged string entry.
4890 (Output_merge_string::finalize_merged_data): Loop over list of merged
4891 strings lists. Recompute length of each merged string.
4893 2010-07-15 Cary Coutant <ccoutant@google.com>
4895 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4898 2010-07-14 Ian Lance Taylor <iant@google.com>
4900 * descriptors.cc (Descriptors::open): Report correct name in error
4903 2010-07-13 Doug Kwan <dougkwan@google.com>
4905 * arm.cc (Arm_input_section::Arm_input_section): For a
4906 SHT_ARM_EXIDX section, always keeps the input sections.
4907 (Arm_input_section::set_exidx_section_link): New method.
4908 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4909 has_errors_ to false.
4910 (Arm_exidx_input_section::has_errors,
4911 Arm_exidx_input_section::set_has_errors): New methods.
4912 (Arm_exidx_input_section::has_errors_): New data member.
4913 (Arm_relobj::get_exidx_shndx_list): New method.
4914 (Arm_output_section::append_text_sections_to_list): Do not skip
4915 section without SHF_EXECINSTR.
4916 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4918 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4919 section header. Make error messages more verbose. Check for
4920 a non-executable section linked to an EXIDX section.
4921 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4922 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4923 check that there is no deferred EXIDX section if we exit early.
4924 Instead of not making an EXIDX section in case of an error, make one
4925 and set the has_errors flag of it.
4926 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4927 in a relocatable link.
4928 (Target_arm::do_relax): Look for the EXIDX output section instead of
4929 assuming that it is called .ARM.exidx.
4930 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4931 section list. Do not check for SHF_EXECINSTR section flags but
4932 skip any input section with errors.
4933 * output.cc (Output_section::Output_section): Initialize
4934 always_keeps_input_sections_ to false.
4935 (Output_section::add_input_section): Check for
4936 always_keeps_input_sections_.
4937 * output.h (Output_section::always_keeps_input_sections,
4938 Output_section::set_always_keeps_input_sections): New methods.
4939 (Output_section::always_keeps_input_sections): New data member.
4941 2010-07-13 Rafael Espindola <espindola@google.com>
4943 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4944 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4946 2010-07-13 Philip Herron <herron.philip@googlemail.com>
4947 Ian Lance Taylor <iant@google.com>
4949 * output.h (Output_section_lookup_maps::add_merge_section):
4950 Correct check of whether value was inserted.
4951 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4952 (Output_section_lookup_maps::add_relaxed_input_section):
4954 * arm.cc (Target_arm::got_section): Remove used local os.
4955 * i386.cc (Target_i386::got_section): Likewise.
4956 * x86_64.cc (Target_x86_64::got_section): Likewise.
4957 * sparc.cc (Target_sparc::got_section): Likewise.
4958 (Target_sparc::relocate): Remove unused local have_got_offset.
4959 * powerpc.cc (Target_powerpc::relocate): Likewise.
4961 2010-07-13 Ian Lance Taylor <iant@google.com>
4963 * compressed_output.cc (zlib_decompress): Fix signature in
4966 * archive.cc (Archive::include_member): Unlock an external member
4967 of a thin archive. Don't bother to delete an object we know is
4970 2010-07-12 Cary Coutant <ccoutant@google.com>
4972 * compressed_output.cc (zlib_decompress): New function.
4973 (get_uncompressed_size): New function.
4974 (decompress_input_section): New function.
4975 * compressed_output.h (get_uncompressed_size): New function.
4976 (decompress_input_section): New function.
4977 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4978 Handle compressed debug sections.
4979 * layout.cc (is_compressed_debug_section): New function.
4980 (Layout::output_section_name): Map compressed section names to
4982 * layout.h (is_compressed_debug_section): New function.
4983 (is_debug_info_section): Recognize compressed debug sections.
4984 * merge.cc: Include compressed_output.h.
4985 (Output_merge_data::do_add_input_section): Handle compressed
4987 (Output_merge_string::do_add_input_section): Handle compressed
4989 * object.cc: Include compressed_output.h.
4990 (Sized_relobj::Sized_relobj): Initialize new data members.
4991 (build_compressed_section_map): New function.
4992 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4993 * object.h (Object::section_is_compressed): New method.
4994 (Object::do_section_is_compressed): New method.
4995 (Sized_relobj::Compressed_section_map): New type.
4996 (Sized_relobj::do_section_is_compressed): New method.
4997 (Sized_relobj::compressed_sections_): New data member.
4998 * output.cc (Output_section::add_input_section): Handle compressed
5000 * reloc.cc: Include compressed_output.h.
5001 (Sized_relobj::write_sections): Handle compressed debug sections.
5003 2010-07-08 Cary Coutant <ccoutant@google.com>
5005 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5006 weak when resolving to a dynamic def.
5007 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5008 for weak undef/dynamic def cases. Adjust callers.
5009 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5010 undef_binding_weak_.
5011 (Symbol_table::sized_write_globals): Adjust symbol binding.
5012 (Symbol_table::sized_write_symbol): Add binding parameter.
5013 * symtab.h (Symbol::set_undef_binding): New method.
5014 (Symbol::is_undef_binding_weak): New method.
5015 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5016 (Symbol_table::should_override): Add new parameter.
5017 (Symbol_table::sized_write_symbol): Add new parameter.
5019 * testsuite/weak_undef_file1.cc: Add new test case.
5020 * testsuite/weak_undef_file2.cc: Fix header comment.
5021 * testsuite/weak_undef_test.cc: Add new test case.
5023 2010-06-29 Doug Kwan <dougkwan@google.com>
5025 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5026 Initialize USE_SYMBOL_.
5027 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5029 (Arm_reloc_property::uses_symbol_): New data member declaration.
5030 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5031 uses symbol value and symbol is undefined but not weakly undefined.
5033 2010-06-28 Rafael Espindola <espindola@google.com>
5035 * plugin.cc (Plugin::load): Use dlerror.
5037 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5039 * symtab.cc (detect_odr_violations): When reporting an ODR
5040 violation, report an object where the symbol is defined.
5042 2010-06-25 Doug Kwan <dougkwan@google.com>
5044 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5045 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5047 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5048 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5049 target hook to detect function points.
5050 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5051 * icf.h (Icf::check_section_for_function_pointers): Change type of
5052 parameter SECTION_NAME to const reference to std::string. Use
5053 target hook to determine if section may have unsafe pointers.
5054 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5057 2010-06-21 Rafael Espindola <espindola@google.com>
5059 * fileread.cc (Input_file::find_fie): New
5060 (Input_file::open): Use Input_file::find_fie.
5061 * fileread.h (Input_file::find_fie): New
5062 * plugin.cc (set_extra_library_path): New.
5063 (Plugin::load): Add set_extra_library_path to the transfer vector.
5064 (Plugin_manager::set_extra_library_path): New.
5065 (Plugin_manager::add_input_file): Use the extra search path if set.
5066 (set_extra_library_path(): New.
5067 * plugin.h (Plugin_manager): Add set_extra_library_path and
5070 2010-06-19 Cary Coutant <ccoutant@google.com>
5072 * layout.cc (gdb_sections): Add .debug_types.
5073 (lines_only_debug_sections): Likewise.
5075 2010-06-18 Rafael Espindola <espindola@google.com>
5077 * plugin.cc (add_input_file,add_input_library)
5078 (Plugin_manager::add_input_file): Make filename arguments const.
5079 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5082 2010-06-16 Doug Kwan <dougkwan@google.com>
5084 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5085 .ARM.attributes section if we have not merged any input
5086 attributes sections.
5088 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5090 * arm.cc: Allow combining objects with no EABI version
5093 2010-06-15 Rafael Espindola <espindola@google.com>
5095 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5097 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5099 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5100 (struct iovec): Correct !HAVE_READV definition.
5102 2010-06-10 Cary Coutant <ccoutant@google.com>
5104 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5105 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5107 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
5110 * symtab.h (Symbol::is_placeholder): New member function.
5111 * target-reloc.h (relocate_section): Check for placeholder symbols.
5113 * testsuite/Makefile.am (plugin_test_8): New test.
5114 (plugin_test_9): New test.
5115 * testsuite/Makefile.in: Regenerate.
5117 2010-06-09 Nick Clifton <nickc@redhat.com>
5119 * yyscript.y (input_list_element): Allow strings prefixed with
5120 the '-' character. Treat these as libraries.
5121 * script.cc (script_add_library): New function. Adds a library
5122 specified by "-l<name>" found in an input script.
5123 * script-c.h: Add prototype for script_add_library.
5125 2010-06-07 Doug Kwan <dougkwan@google.com>
5127 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
5128 Restrict stub-group size to be within long conditional branch
5129 range when working around cortex-A8 erratum.
5131 2010-06-07 Damien Diederen <dd@crosstwine.com>
5133 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
5136 2010-06-03 Sriraman Tallam <tmsriram@google.com>
5140 (Output_section::Input_section_sort_entry::compare_section_ordering):
5141 Change to return non-zero correctly.
5142 (Output_section::Input_section_sort_section_order_index_compare
5143 ::operator()): Change to fix ambiguity in comparisons.
5145 2010-06-01 Sriraman Tallam <tmsriram@google.com>
5147 * gold.h (is_wildcard_string): New function.
5148 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
5149 (Layout::layout_eh_frame): Ditto.
5150 (Layout::find_section_order_index): New method.
5151 (Layout::read_layout_from_file): New method.
5152 * layout.h (Layout::find_section_order_index): New method.
5153 (Layout::read_layout_from_file): New method.
5154 (Layout::input_section_position_): New private member.
5155 (Layout::input_section_glob_): New private member.
5156 * main.cc (main): Call read_layout_from_file here.
5157 * options.h (--section-ordering-file): New option.
5158 * output.cc (Output_section::input_section_order_specified_): New
5160 (Output_section::Output_section): Initialize new member.
5161 (Output_section::add_input_section): Add new parameter.
5162 Keep input sections when --section-ordering-file is used.
5163 (Output_section::set_final_data_size): Sort input sections when
5164 section ordering file is specified.
5165 (Output_section::Input_section_sort_entry): Add new parameter.
5167 (Output_section::Input_section_sort_entry::compare_section_ordering):
5169 (Output_section::Input_section_sort_compare::operator()): Change to
5170 consider section_order_index.
5171 (Output_section::Input_section_sort_init_fini_compare::operator()):
5172 Change to consider section_order_index.
5173 (Output_section::Input_section_sort_section_order_index_compare
5174 ::operator()): New method.
5175 (Output_section::sort_attached_input_sections): Change to sort
5176 according to section order when specified.
5177 (Output_section::add_input_section<32, true>): Add new parameter.
5178 (Output_section::add_input_section<64, true>): Add new parameter.
5179 (Output_section::add_input_section<32, false>): Add new parameter.
5180 (Output_section::add_input_section<64, false>): Add new parameter.
5181 * output.h (Output_section::add_input_section): Add new parameter.
5182 (Output_section::input_section_order_specified): New
5184 (Output_section::set_input_section_order_specified): New method.
5185 (Input_section::Input_section): Initialize section_order_index_.
5186 (Input_section::section_order_index): New method.
5187 (Input_section::set_section_order_index): New method.
5188 (Input_section::section_order_index_): New member.
5189 (Input_section::Input_section_sort_section_order_index_compare): New
5191 (Output_section::input_section_order_specified_): New member.
5192 * script-sections.cc (is_wildcard_string): Delete and move modified
5194 (Output_section_element_input::Output_section_element_input): Modify
5195 call to is_wildcard_string.
5196 (Output_section_element_input::Input_section_pattern
5197 ::Input_section_pattern): Ditto.
5198 (Output_section_element_input::Output_section_element_input): Ditto.
5199 * testsuite/Makefile.am (final_layout): New test case.
5200 * testsuite/Makefile.in: Regenerate.
5201 * testsuite/final_layout.cc: New file.
5202 * testsuite/final_layout.sh: New file.
5204 2010-06-01 Rafael Espindola <espindola@google.com>
5206 * plugin.cc (Plugin::load): Pass the output name to the plugin.
5208 2010-06-01 Rafael Espindola <espindola@google.com>
5210 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
5211 visibility of symbols.
5213 2010-05-27 Doug Kwan <dougkwan@google.com>
5215 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
5216 from start of output section instead of address for a local symbol
5217 in a merged or relaxed section when doing a relocatable link.
5219 2010-05-26 Rafael Espindola <espindola@google.com>
5222 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
5223 adding sections the garbage collector removed.
5224 * gold/testsuite/Makefile.am: Add test.
5225 * gold/testsuite/Makefile.in: Regenerate.
5226 * gold/testsuite/plugin_test_7.sh: New.
5227 * gold/testsuite/plugin_test_7_1.c: New.
5228 * gold/testsuite/plugin_test_7_2.c: New.
5230 2010-05-26 Rafael Espindola <espindola@google.com>
5232 * script-sections.cc (Output_section_definition::set_section_addresses):
5233 Check for --section-start.
5235 2010-05-26 Doug Kwan <dougkwan@google.com>
5237 * arm.cc (Arm_scan_relocatable_relocs): New class.
5238 (Target_arm::relocate_special_relocatable): New method.
5239 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
5240 (Arm_relocate_functions::thumb_branch_common): Same.
5241 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
5242 instead of Default_scan_relocatable_relocs.
5243 * target-reloc.h (relocate_for_relocatable): Let target handle
5244 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
5245 * target.h (Sized_target::relocate_special_relocatable): New method.
5247 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5249 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
5251 2010-05-23 Doug Kwan <dougkwan@google.com>
5253 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
5255 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
5256 with a direct branch, not a conditional branch, to a stub.
5257 * merge.cc (Output_merge_base::record_input_section): New method
5259 (Output_merge_data::do_add_input_section): Record input section if
5260 keeps-input-sections flag is set.
5261 (Output_merge_string::do_add_input_section): Ditto.
5262 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
5263 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
5265 (Output_merge_base::keeps_input_sections,
5266 Output_merge_base::set_keeps_input_sections,
5267 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
5269 (Output_merge_base::Input_sections): New type declaration.
5270 (Output_merge_base::input_sections_begin,
5271 Output_merge_base::input_sections_end,
5272 Output_merge_base::do_set_keeps_input_sections): New method definitions.
5273 (Output_merge_base::bool keeps_input_sections_,
5274 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
5275 Output_merge_base::input_sections_): New data members.
5276 (Output_merge_data::do_set_keeps_input_sections): New method
5278 (Output_merge_string::do_set_keeps_input_sections): Ditto.
5279 * output.cc (Output_section::Input_section::relobj): Move method
5280 defintion from class declaration to here and handle merge sections.
5281 (Output_section::Input_section::shndx): Ditto.
5282 (Output_section::Output_section): Remove initializations of removed
5283 data members and initialize new data member LOOKUP_MAPS_.
5284 (Output_section::add_input_section): Set keeps-input-sections flag
5285 for a newly created merge output section as appropriate. Adjust code
5286 to use Output_section_lookup_maps class.
5287 (Output_section::add_relaxed_input_section): Adjst code for lookup
5288 maps code refactoring.
5289 (Output_section::add_merge_input_section): Add a new parameter
5290 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
5291 class. If adding input section to a newly created merge output
5292 section fails, remove the new merge section.
5293 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
5294 Adjust code for use of the Output_section_lookup_maps class.
5295 (Output_section::find_merge_section): Ditto.
5296 (Output_section::build_lookup_maps): New method defintion.
5297 (Output_section::find_relaxed_input_section): Adjust code to use
5298 Output_section_lookup_maps class.
5299 (Output_section::get_input_sections): Export merge sections. Adjust
5300 code to use Output_section_lookup_maps class.
5301 (Output_section:::add_script_input_section): Adjust code to use
5302 Output_section_lookup_maps class. Update lookup maps for merge
5304 (Output_section::discard_states): Use Output_section_lookup_maps.
5305 (Output_section::restore_states): Same.
5306 * output.h (Merge_section_properties): Move class defintion out of
5308 (Output_section_lookup_maps): New class.
5309 (Output_section::Input_section::is_merge_section): New method
5311 (Output_section::Input_section::relobj): Move defintion out of class
5312 defintion. Declare method only.
5313 (Output_section::Input_section::shndx): Ditto.
5314 (Output_section::Input_section::output_merge_base): New method defintion.
5315 (Output_section::Input_section::u2_.pomb): New union field.
5316 (Output_section::Merge_section_by_properties_map,
5317 Output_section::Output_section_data_by_input_section_map,
5318 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
5320 (Output_section::add_merge_input_section): Add new parameter
5321 KEEPS_INPUT_SECTIONS.
5322 (Output_section::build_lookup_maps): New method declaration.
5323 (Output_section::merge_section_map_,
5324 Output_section::merge_section_by_properties_map_,
5325 Output_section::relaxed_input_section_map_,
5326 Output_section::is_relaxed_input_section_map_valid_): Remove data
5328 (Output_section::lookup_maps_): New data member.
5330 2010-05-21 Doug Kwan <dougkwan@google.com>
5333 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
5334 avoid a compilation error.
5336 2010-05-19 Rafael Espindola <espindola@google.com>
5338 * script-sections.cc (Output_section_definition::allocate_to_segment):
5339 Update the phdrs_list even when the output section is NULL.
5340 * testsuite/Makefile.am: Add test.
5341 * testsuite/Makefile.in: Regenerate.
5342 * testsuite/script_test_9.cc: New.
5343 * testsuite/script_test_9.sh: New.
5344 * testsuite/script_test_9.t: New.
5346 2010-05-19 Doug Kwan <dougkwan@google.com>
5348 * arm.cc (Arm_input_section::original_size): New method.
5349 (Arm_input_section::do_addralign): Add a cast.
5350 (Arm_input_section::do_output_offset): Remove static cast.
5351 (Arm_input_section::original_addralign,
5352 Arm_input_section::original_size_): Change type to uint32_t.
5353 (Arm_input_section::init): Add safe casts for section alignment
5355 (Arm_input_section::set_final_data_size): Do not set address and
5356 offset of stub table.
5357 (Arm_output_section::fix_exidx_coverage): Change use of of
5358 Output_section::Simple_input_section to that of
5359 Output_section::Input_section.
5360 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
5361 except for the first pass.
5362 * output.cc (Output_section::get_input_sections): Change type of
5363 input_sections to std::list<Input_section>.
5364 (Output_section::add_script_input_section): Rename from
5365 Output_section::add_simple_input_section. Change type of SIS
5366 parameter from Simple_input_section to Input_section.
5367 * output.h (Output_section::Simple_input_section): Remove class.
5368 (Output_section::Input_section): Change class visibility to public.
5369 (Output_section::Input_section::addralign): Use stored alignments
5370 for special input sections if set.
5371 (Output_section::Input_section::set_addralign): New method.
5372 (Output_section::get_input_sections): Change parameter type from
5373 list of Simple_input_section to list of Input_section.
5374 (Output_section::add_script_input_section): Rename from
5375 Output_section::add_simple_input_section. Change first parameter's
5376 type from Simple_input_section to Input_section and remove the
5377 second and third parameters.
5378 * script-sections.cc (Input_section::Input_section_list): Change
5379 type to list of Output_section::Input_section/
5380 (Input_section_info::Input_section_info): Change parameter type of
5381 INPUT_SECTION to Output_section::Input_section.
5382 (Input_section_info::input_section): Change return type.
5383 (Input_section_info::input_section_): Change type to
5384 Output_section::Input_section.
5385 (Output_section_element_input::set_section_addresses): Adjust code
5386 to use Output_section::Input_section instead of
5387 Output_section::Simple_input_section. Adjust code for renaming
5388 of Output_section::add_simple_input_section.
5389 (Orphan_output_section::set_section_addresses): Ditto.
5391 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5393 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
5394 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
5396 2010-05-18 Rafael Espindola <espindola@google.com>
5398 * options.cc (General_options::finalize): Handle -nostdlib.
5399 * options.h (nostdlib): New option.
5400 * script.cc (script_add_search_dir): Handle -nostdlib.
5402 2010-05-12 Doug Kwan <dougkwan@google.com>
5404 * arm.cc (Target_arm::do_finalize_sections): Create an empty
5405 attributes section only if there no attributes section after merging.
5406 (Target_arm::merge_object_attributes): Move value of
5407 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
5408 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
5409 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
5410 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
5411 and arm_attr_merge_7.stdout.
5412 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
5413 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
5414 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
5415 arm_attr_merge_7b.o): New rules.
5416 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
5418 * testsuite/Makefile.in: Regenerate.
5419 * testsuite/arm_attr_merge.sh: New file.
5420 * testsuite/arm_attr_merge_[67][ab].s: Same.
5422 2010-05-05 Nick Clifton <nickc@redhat.com>
5424 * po/es.po: Updated Spanish translation.
5426 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5428 * Makefile.am (install-exec-local): Properly install gold as
5429 default cross linker.
5430 * Makefile.in: Regenerated.
5432 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
5433 Nick Clifton <nickc@redhat.com>
5435 * configure.ac (install_as_default): Define and set to false
5436 unless --enable-gold or --enable-gold=both/gold has been
5438 * configure: Regenerate.
5440 * Makefile.am (install-exec-local): Install the executable as
5441 'ld.gold'. If install_as_default is true then also install it as
5443 * Makefile.in: Regenerated.
5445 2010-04-24 Ian Lance Taylor <iant@google.com>
5447 * layout.cc (Layout::layout_reloc): In relocatable link don't
5448 combine reloc sections for grouped sections.
5450 2010-04-23 Sriraman Tallam <tmsriram@google.com>
5452 * gc.h (gc_process_relocs): Pass information on relocs pointing to
5453 sections that are not ordinary to icf.
5454 * icf.cc (get_section_contents): Handle relocation pointing to section
5455 with no object or shndx information.
5456 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
5457 * testsuite/Makefile.in: Regenerate.
5458 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
5459 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
5461 2010-04-22 Ian Lance Taylor <iant@google.com>
5463 * expression.cc (Expression::Expression_eval_info): Add
5464 result_alignment_pointer field.
5465 (Expression::eval_with_dot): Add result_alignment_pointer
5466 parameter. Change all callers.
5467 (Expression::eval_maybe_dot): Likewise.
5468 (class Binary_expression): Add alignment_pointer parameter to
5469 left_value and right_value. Change all callers.
5470 (BINARY_EXPRESSION): Set result alignment.
5471 (class Trinary_expression): Add alignment_pointer parameter to
5472 arg2_value and arg3_value. Change all callers.
5473 (Trinary_cond::value): Set result alignment.
5474 (Max_expression::value, Min_expression::value): Likewise.
5475 (Align_expression::value): Likewise.
5476 * script-sections.cc (class Sections_element): Add dot_alignment
5477 parameter to set_section_addresses virtual function. Update
5479 (class Output_section_element): Likewise.
5480 (Script_sections::create_segments): Add dot_alignment parameter.
5482 (Script_sections::create_segments_from_phdrs_clause): Likewise.
5483 (Script_sections::set_phdrs_clause_addresses): Likewise.
5484 * script-sections.h: Update declarations.
5485 * script.h: Update declarations.
5486 * output.h (Output_segment::set_minimum_p_align): Don't decrease
5488 * testsuite/script_test_3.t: Set large alignment.
5489 * testsuite/script_test_3.sh: Make sure that at least one LOAD
5490 segment has expected alignment.
5492 2010-04-22 Nick Clifton <nickc@redhat.com>
5494 * po/gold.pot: Updated by the Translation project.
5495 * po/vi.po: Updated Vietnamese translation.
5497 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
5499 * testsuite/Makefile.am (check_PROGRAMS): Add
5500 icf_virtual_function_folding_test.
5501 * testsuite/Makefile.in: Regenerated.
5503 2010-04-15 Andrew Haley <aph@redhat.com>
5505 * options.h (merge_exidx_entries): New option.
5506 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
5507 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
5508 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
5509 (Target_arm::merge_exidx_entries): New function.
5510 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
5511 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
5512 to Arm_exidx_fixup constructor.
5513 Add new arg, merge_exidx_entries.
5514 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
5515 Arm_output_section::fix_exidx_coverage.
5517 2010-04-18 Sriraman Tallam <tmsriram@google.com>
5519 * icf.cc (get_section_contents): Check for preemptible functions.
5520 Ignore addend when appropriate.
5521 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
5523 (add_from_relobj): Check for section folded.
5524 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
5525 * symtab.h (should_add_dynsym_entry): Add new parameter.
5526 * target-reloc.h (scan_relocs): Check for section folded.
5527 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
5528 Check reloc types for function pointers in shared objects.
5529 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
5531 (icf_preemptible_functions_test): New test case.
5532 (icf_string_merge_test): New test case.
5533 * testsuite.Makefile.in: Regenerate.
5534 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
5535 bar_glob. Refactor code.
5536 * testsuite/icf_preemptible_functions_test.cc: New file.
5537 * testsuite/icf_preemptible_functions_test.sh: New file.
5538 * testsuite/icf_string_merge_test.cc: New file.
5539 * testsuite/icf_string_merge_test.sh: New file.
5540 * testsuite/icf_virtual_function_folding_test.cc: New file.
5541 * testsuite/icf_virtual_function_folding_test.sh: New file.
5543 2010-04-14 Doug Kwan <dougkwan@google.com>
5545 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
5546 for local symbol recounting if we remove a section due to ICF.
5547 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
5548 there are no regular objects in input.
5550 2010-04-13 Doug Kwan <dougkwan@google.com>
5552 * arm.cc (Arm_input_section::set_final_data_size): Compute
5553 accurate final data size instead of using current data size.
5555 2010-04-09 Doug Kwan <dougkwan@google.com>
5557 * layout.cc (Layout::choose_output_section): Handle script section
5559 (Layout::make_output_section_for_script): Add section type parameter.
5560 Handle script section types.
5561 * layout.h (Layout::make_output_section_for_script): Add section
5563 * output.cc (Output_section::Output_section): Initialize data member
5565 (Output_section::do_reset_address_and_file_offset): Do not set address
5566 to 0 if section is a NOLOAD section.
5567 * output.h (Output_section::is_noload): New method.
5568 (Output_section::set_is_noload): Ditto.
5569 (Output_section::is_noload_): New data member.
5570 * script-c.h (Script_section_type): New enum type.
5571 (struct Parser_output_section_header): Add new file section_type.
5572 * script-sections.cc (Sections_element::output_section_name): Add
5573 parameter for returning script section type.
5574 (Output_section_definition::output_section_name): Ditto.
5575 (Output_section_definition::section_type)P; New method.
5576 (Output_section_definiton::script_section_type_name): Ditto.
5577 (Output_section_definition::script_section_type_): New data member.
5578 (Output_section_definition::Output_section_definition): Initialize
5579 data member Output_section_definition::script_section_type_.
5580 (Output_section_definition::create_sections): Pass script section type
5581 to Layout::make_output_section_for_script.
5582 (Output_section_definition::output_section_name): Return script
5583 section type to caller.
5584 (Output_section_definition::set_section_address): Do not advance
5585 dot value and load address if section type is NOLOAD. Set address
5586 of NOLOAD sections regardless of section flags.
5587 (Output_section_definition::print): Print section type if it is
5588 not SCRIPT_SECTION_TYPE_NONE.
5589 (Output_section_definition::section_type): New method.
5590 (Output_section_definition::script_section_type_name): Ditto.
5591 (Script_sections::output_section_name): Add new parameter
5592 PSECTION_TYPE for returning script section type. Pass it to
5593 section elements. Handle discard sections.
5594 (Sort_output_sections::operator()): Handle NOLOAD sections.
5595 * script-sections.h (Script_sections::Section_type): New enum type.
5596 (Script_sections::output_section_name): Add a new parameter for
5597 returning script section type.
5598 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
5600 * yyscript.y (union): Add new field SECTION_TYPE.
5601 (COPY, DSECT, INFO, NOLOAD): New tokens.
5602 (opt_address_and_section_type): Change type to output_section_header.
5603 (section_type): New non-terminal
5604 (section_header): Handle section type.
5605 (opt_address_and_section_type): Return section type value.
5607 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
5609 * testsuite/plugin_common_test_1.c (foo): Add prototype.
5610 * testsuite/plugin_common_test_2.c (foo): Likewise.
5612 2010-04-08 Doug Kwan <dougkwan@google.com>
5614 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
5616 * output.cc (Output_section::add_merge_input_section): Simplify
5617 code and return status of Output_merge_base::add_input_section.
5618 Update merge section map only if Output_merge_base::add_input_section
5621 2010-04-07 Doug Kwan <dougkwan@google.com>
5623 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
5624 if section is marked as containing instructions but has no mapping
5626 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
5627 correct section index.
5628 (Arm_relobj::find_linked_text_section): Ditto.
5630 2010-04-07 Cary Coutant <ccoutant@google.com>
5632 * archive.cc (include_member): Destroy Read_symbols_data object before
5634 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
5635 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
5636 (Read_symbols_data::~Read_symbols_data) New destructor.
5637 (Section_relocs::Section_relocs) New constructor.
5638 (Section_relocs::~Section_relocs) New destructor.
5639 (Read_relocs_data::Read_relocs_data) New constructor.
5640 (Read_relocs_data::~Read_relocs_data) New destructor.
5641 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
5642 pointers to NULL after deleting.
5644 2010-04-07 Doug Kwan <dougkwan@google.com>
5646 * arm.cc: Replace "endianity" with "endianness" in comments.
5647 (Arm_exidx_cantunwind): Ditto.
5648 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
5649 (Arm_relobj::merge_flags_and_attributes): New method.
5650 (Arm_relobj::merge_flags_and_attributes_): New data member.
5651 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
5652 (Arm_relobj::scan_sections_for_stubs): Ditto.
5653 (Arm_relobj::do_read_symbols): Check to see if we really want to
5654 merge processor-specific flags and attributes. Exit early if
5655 an object is empty except for section names and the undefined symbol.
5656 (Target_arm::do_finalize_sections): Move check for ELF format to
5657 Arm_relobj::do_read_symbols. Merge processor specific flags and
5658 attributes from a regular object only when we have determined that
5659 it is aapropriate. Do not create an .ARM.attributes section in
5660 output if there is no regular input object.
5661 (Target_arm::merge_processor_specific_flags): Check
5662 --warn-mismatch before printing any error.
5663 (Target_arm::merge_object_attributes): Ditto.
5664 * gold.cc (queue_middle_tasks): Handle the case in which there is
5665 no regular object in input.
5666 * options.cc (General_options::parse_EB): New method.
5667 (General_options::parse_EL): Same.
5668 (General_options::General_options): Initialize endianness_.
5669 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
5671 (General_options::Endianness): New enum.
5672 (General_options::endianness): New method.
5673 (General_options::endianness_): New data member.
5674 * parameters.cc (Parameters::set_options): Check target endianness.
5675 (Parameters::set_target_once): Ditto.
5676 (Parameters::check_target_endianness): New method.
5677 (parameters_force_valid_target): If either -EL or -EB is specified,
5678 use it to define endianness of default target.
5679 * parameters.h (Parameters::check_target_endianness): New method
5681 * target.h (class Target): Change "endianity" to "endianness"
5684 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5686 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
5687 * configure: Regenerate.
5688 * Makefile.in: Regenerate.
5689 * testsuite/Makefile.in: Regenerate.
5691 2010-04-06 Cary Coutant <ccoutant@google.com>
5694 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
5695 prevailing definitions of common symbols.
5696 * testsuite/plugin_test_6.sh: New test case.
5697 * testsuite/plugin_common_test_1.c: New test case.
5698 * testsuite/plugin_common_test_2.c: New test case.
5699 * testsuite/Makefile.am (plugin_test_6): New test case.
5700 * testsuite/Makefile.in: Regenerate.
5702 2010-04-06 Nick Clifton <nickc@redhat.com>
5704 * po/vi.po: New Vietnamese translation.
5706 2010-03-30 Doug Kwan <dougkwan@google.com>
5708 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
5710 2010-03-25 Doug Kwan <dougkwan@google.com>
5712 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
5713 to avoid a conversion warning on a 32-bit host.
5715 2010-03-24 Ian Lance Taylor <iant@google.com>
5717 * testsuite/script_test_3.t: Add a TLS segment.
5718 * testsuite/Makefile.am (check_PROGRAMS): Add
5719 tls_phdrs_script_test.
5720 (tls_phdrs_script_test_SOURCES): Define.
5721 (tls_phdrs_script_test_DEPENDENCIES): Define.
5722 (tls_phdrs_script_test_LDFLAGS): Define.
5723 (tls_phdrs_script_test_LDADD): Define.
5724 * testsuite/Makefile.in: Rebuild.
5726 2010-03-23 Cary Coutant <ccoutant@google.com>
5728 * fileread.cc (find_or_make_view): Fix comment.
5730 2010-03-23 Ian Lance Taylor <iant@google.com>
5732 * script-sections.cc (class Orphan_section_placement): Define
5733 PLACE_TLS and PLACE_TLS_BSS.
5734 (Orphan_section_placement::Orphan_section_placement): Initialize
5736 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
5737 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
5738 (tls_script_test_SOURCES): Define.
5739 (tls_script_test_DEPENDENCIES): Define.
5740 (tls_script_test_LDFLAGS): Define.
5741 (tls_script_test_LDADD): Define.
5742 * testsuite/Makefile.in: Rebuild.
5744 2010-03-22 Doug Kwan <dougkwan@google.com>
5746 * arm.cc (Arm_relocate_functions::abs8,
5747 Arm_relocate_functions::abs16): Use correct check for overflow
5748 specified in the ARM ELF specs.
5749 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
5750 target of a BLX instruction specially.
5751 (Reloc_stub::stub_type_for_reloc): Ditto.
5752 (Relocate::relocate): Use symbolic names instead of numeric relocation
5753 codes to report error.
5754 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
5756 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
5757 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
5758 thumb2_blx_out_of_range.stdout
5759 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
5760 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
5761 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
5762 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
5763 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
5764 thumb2_blx_in_range, thumb2_blx_in_range.o,
5765 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5766 thumb2_blx_out_of_range.o): New rules.
5767 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5768 thumb2_blx_in_range and thumb2_blx_out_of_range.
5769 * testsuite/Makefile.in: Regenerate.
5770 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5771 * testsuite/thumb_blx_in_range.s: New file.
5772 * testsuite/thumb_blx_out_of_range.s: New file.
5774 2010-03-22 Rafael Espindola <espindola@google.com>
5776 * archive.cc (Should_include): Move to archive.h.
5777 (should_include_member): Make it a member of Archive.
5779 (Add_lib_group_symbols): New.
5780 * archive.h: Include options.h.
5781 (Archive_member): Moved from Archive.
5782 (Should_include): Moved from archive.cc.
5784 (Add_lib_group_symbols): New.
5785 * dynobj.cc (do_should_include_member): New.
5786 * dynobj.h (do_should_include_member): New.
5787 * gold.cc (queue_initial_tasks): Update call to queue.
5788 * main.cc (main): Print lib group stats.
5789 * object.cc (do_should_include_member): New.
5790 * object.h: Include archive.h.
5791 (Object::should_include_member): New.
5792 (Object::do_should_include_member): New.
5793 (Sized_relobj::do_should_include_member): New.
5794 * options.cc (General_options::parse_start_lib): New.
5795 (General_options::parse_end_lib): New.
5796 (Input_arguments::add_file): Handle lib groups.
5797 (Input_arguments::start_group): Check we are not in a lib.
5798 (Input_arguments::start_lib): New.
5799 (Input_arguments::end_lib): New.
5800 * options.h (General_options): Add start_lib and end_lib.
5801 (Input_argument::lib_): New.
5802 (Input_argument::lib): New.
5803 (Input_argument::is_lib): New.
5804 (Input_file_lib): New.
5805 (Input_arguments::in_lib_): New.
5806 (Input_arguments::in_lib): New.
5807 (Input_arguments::start_lib): New.
5808 (Input_arguments::end_lib_): New.
5809 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5810 in unused members as preempted.
5811 (Sized_pluginobj::do_should_include_member): New.
5812 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5813 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5815 (Read_symbols::do_whole_lib_group): New.
5816 (Read_symbols::do_lib_group): New.
5817 (Read_symbols::do_read_symbols): Handle lib groups.
5818 (Read_symbols::get_name): Handle lib groups.
5819 * readsyms.h (Read_symbols): Add an archive member pointer.
5820 (Read_symbols::do_whole_lib_group): New.
5821 (Read_symbols::do_lib_group): New.
5822 (Read_symbols::member_): New.
5823 * script.cc (read_input_script): Update call to queue_soon.
5825 2010-03-19 Doug Kwan <dougkwan@google.com>
5827 * arm.cc (Stub_table::Stub_table): Initialize new data members
5828 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5829 (Stub_table::add_reloc_stub): Assign stub offset and update
5830 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5831 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5833 (Stub_table::update_data_size_and_addralign): Use
5834 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5835 instead of going over all reloc stubs.
5836 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5837 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5838 Stringpool_template::offset_ to size of Stringpool_char.
5839 (Stringpool_template::new_key_offset): Remove code to initialize
5840 Stringpool_template::offset_.
5841 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5842 Stringpool_template::offset_ to zero.
5844 2010-03-15 Doug Kwan <dougkwan@google.com>
5846 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5848 (Stringpool_template::new_key_offset): New method.
5849 (Stringpool_template::add_string): Assign offsets when adding new
5851 (Stringpool_template::set_string_offsets): Do not set string offsets
5852 when not optimizing.
5853 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5855 (Chunked_vector::clear): Clear size_.
5856 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5857 (Chunked_vector::size): Return size_.
5858 (Chunked_vector::push_back): Use size_ to find insert position.
5859 (Chunked_vector::size_): New data member.
5860 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5861 (Stringpool_template::new_key_offset): New method declaration.
5862 (Stringpool_template::offset_): New data member.
5864 2010-03-15 Rafael Espindola <espindola@google.com>
5866 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5867 Add_symbols' constructor.
5868 * readsyms.h (Add_symbols): Remove the input_group member.
5870 2010-03-10 Ian Lance Taylor <iant@google.com>
5872 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5873 target to ask whether a reference to a symbol requires a stack
5875 * target.h (Target::is_call_to_non_split): New function.
5876 (Target::do_is_call_to_non_split): Declare virtual function.
5877 * target.cc: Include "symtab.h".
5878 (Target::do_is_call_to_non_split): New function.
5879 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5881 2010-03-10 Cary Coutant <ccoutant@google.com>
5883 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5884 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5885 (File_read::open[2]): Add whole_file_view_ to list of views.
5886 (File_read::make_view): Remove test of whole_file_view_.
5887 (File_read::find_or_make_view): Create whole_file_view_ if
5889 (File_read::clear_views): Replace bool parameter with enum;
5890 adjust all callers. Don't delete views with permanent data;
5891 do delete cached views and views from archives if
5892 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5893 if clearing the corresponding view.
5894 * fileread.h (File_read::Clear_views_mode): New enum.
5895 (File_read::View::is_permanent_view): New method.
5896 (File_read::clear_views): Replace bool parameter
5897 with enum; adjust all callers.
5898 * options.h (General_options): Change keep_files_mapped option;
5899 add map_whole_files.
5900 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5902 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5905 2010-03-10 David S. Miller <davem@davemloft.net>
5907 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5909 2010-03-09 Sriraman Tallam <tmsriram@google.com>
5911 * icf.cc (get_section_contents): Add '@' marker after processing the
5914 2010-03-08 Doug Kwan <dougkwan@google.com>
5916 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5917 due to a conversion warning.
5918 (Arm_relobj::update_output_local_symbol_count): Check for local
5919 symbol with unset output index.
5921 2010-03-05 Ian Lance Taylor <iant@google.com>
5923 * options.h (class General_options): Add --spare-dynamic-tags.
5924 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5925 --spare-dynamic-tags.
5927 2010-03-05 Ian Lance Taylor <iant@google.com>
5929 * incremental.cc: Include "libiberty.h".
5931 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5933 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5934 function, is_info_ member.
5935 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5936 (Versions::Versions): Update caller.
5937 (Versions::define_base_version): Likewise.
5938 (Versions::add_def): Likewise.
5940 2010-03-03 Sriraman Tallam <tmsriram@google.com>
5942 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5943 (Scan::possible_function_pointer_reloc): New function.
5944 (Scan::local_reloc_may_be_function_pointer): Change to call
5945 possible_function_pointer_reloc.
5946 (Scan::global_reloc_may_be_function_pointer): Ditto.
5947 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5948 relocations in ".data.rel.ro._ZTV" section.
5949 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5950 * testsuite/icf_safe_so_test.cc: Ditto.
5951 * testsuite/icf_safe_test.cc: Ditto.
5952 * testsuite/icf_safe_test.sh: Ditto.
5954 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5955 Ian Lance Taylor <iant@google.com>
5957 * target-reloc.h (relocate_section): Check the symbol table index
5958 for -1U before setting the local symbol index.
5959 (scan_relocatable_relocs): If copying the relocation, record that
5960 the local symbol is required.
5961 * object.h (Symbol_value::is_output_symtab_index_set): New
5963 (Symbol_value::may_be_discarded_from_output_symtab): New
5965 (Symbol_value::has_output_symtab_entry): New function.
5966 (Symbol_value::needs_output_symtab_entry): Remove.
5967 (Symbol_value::output_symtab_index): Make sure the symbol index is
5969 (Symbol_value::set_output_symtab_index): Make sure the symbol
5970 index is not set. Make sure the new index is valid.
5971 (Symbol_value::set_must_have_output_symtab_entry): New function.
5972 (Symbol_value::has_output_dynsym_entry): New function.
5973 (Symbol_value::set_output_dynsym_index): Make sure the new index
5975 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5976 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5977 local symbol if permitted.
5978 (Sized_relobj::do_finalize_local_symbols): Call
5979 is_output_symtab_index_set rather than needs_output_symtab_entry.
5980 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5981 rather than needs_output_symtab_entry. Call
5982 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5983 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5984 is_output_symtab_index_set rather than needs_output_symtab_entry.
5985 * testsuite/discard_locals_relocatable_test.c: New file.
5986 * testsuite/discard_locals_test.sh: Test -r.
5987 * testsuite/Makefile.am (check_DATA): Add
5988 discard_locals_relocatable_test1.syms,
5989 discard_local_relocatable_test2.syms.
5990 (MOSTLYCLEANFILES): Likewise. Also add
5991 discard_locals_relocatable_test1.lout and
5992 discard_locals_relocatable_test2.out.
5993 (discard_locals_relocatable_test1.syms): New target.
5994 (discard_locals_relocatable_test.o): New target.
5995 (discard_locals_relocatable_test1.out): New target.
5996 (discard_locals_relocatable_test2.syms): New target.
5997 (discard_locals_relocatable_test2.out): New target.
5998 (various): Add missing ../ld-new dependencies.
5999 * testsuite/Makefile.in: Rebuild.
6001 2010-03-03 Nick Clifton <nickc@redhat.com>
6003 * po/fi.po: New Finnish translation.
6005 2010-03-01 Doug Kwan <dougkwan@google.com>
6007 * layout.cc (Layout::Layout): Force section types of .init_array*,
6008 .preinit_array* and .fini_array* sections.
6009 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6010 Fix check of return value of std::string::find.().
6011 (Output_section::Input_section_sort_compare::operator()): Remove
6012 comment about .init_array.
6013 (Output_section::Input_section_sort_init_fini_compare::operator()):
6015 (Output_section::sort_attached_input_sections): Handle .init_array
6016 and .fini_array specially.
6017 * output.h (Output_section::Inut_section_sort_compare): Update
6019 (Output_section::Input_section_sort_init_fini_compare): New struct.
6021 2010-02-26 Doug Kwan <dougkwan@google.com>
6023 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6024 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6025 * testsuite/debug_msg.sh: Avoid matching source line number for
6026 use of global variable undef_int.
6028 2010-02-26 Doug Kwan <dougkwan@google.com>
6030 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6031 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6032 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6033 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6034 * options.cc (General_options::General_options): Initialize member
6036 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6037 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6038 and rm_no_fix_v4bx.stdout
6039 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6040 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6041 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6042 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6043 and arm_no_fix_v4bx.
6044 * Makefile.in: Regenerate.
6045 * testsuite/arm_fix_v4bx.s: New file.
6046 * testsuite/arm_fix_v4bx.sh: Ditto.
6048 2010-02-24 Doug Kwan <dougkwan@google.com>
6050 * arm.cc (Target_arm::got_section): Make the .got section the first
6051 non RELRO section in the data segment.
6052 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6053 suffixes of section names.
6055 2010-02-24 Doug Kwan <dougkwan@google.com>
6057 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6058 flags and attributes merging if an input file is a binary file.
6059 * fileread.cc (Input_file::open): Record format of original file.
6060 * fileread.h (Input_file::Format): New enum type.
6061 (Input_file::Input_file): Initialize data member format_.
6062 (Input_file::format): New method definition.
6063 (Input_file::format_):: New data member.
6065 2010-02-24 Doug Kwan <dougkwan@google.com>
6067 * arm.cc (Arm_output_data_got): New class.
6068 (ARM_TCB_SIZE): New constant
6069 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6070 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6071 If user uses a script with a SECTIONS clause, issue only a warning
6072 for a misplaced EXIDX input section. Otherwise, issue an error.
6073 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6075 (Target_arm::got_mode_index_entry): Handle static linking.
6076 (Target_arm::Scan::local): Ditto.
6077 (Target_arm::Scan::global): Ditto.
6078 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6079 all incorrectly implemented relocations.
6080 (Target_arm::fix_exidx_coverage): Pass layout to
6081 Arm_output_section::fix_exidx_coverage.
6082 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6083 from ".ARM.exidx." and ".ARM.extab.".
6085 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6087 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6088 section if it does not already exist.
6089 * attributes.cc (Attributes_section_data::Attributes_section_data):
6090 Don't crash if size is zero.
6092 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6093 Ian Lance Taylor <iant@google.com>
6095 * gold.cc (queue_middle_tasks): If no input files were opened,
6097 * workqueue.h (Task_function::Task_function): Assert that there is
6100 2010-02-22 Doug Kwan <dougkwan@google.com>
6102 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6103 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6104 types to avoid warnings due to different uint64_t implementations
6107 2010-02-21 Doug Kwan <dougkwan@google.com>
6109 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
6110 handling of the maximum backward branch offset.
6111 (Arm_relocate_functions::thumb_branch_common): Ditto.
6112 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
6113 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
6114 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
6115 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
6116 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
6117 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
6118 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
6119 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
6120 thumb_bl_out_of_range thumb_bl_out_of_range.o,
6121 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
6122 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
6123 thumb2_bl_out_of_range.o): New rules.
6124 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
6125 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
6126 thumb2_bl_out_of_range
6127 * testsuite/Makefile.in: Regenerate.
6128 * testsuite/arm_bl_in_range.s: New file.
6129 * testsuite/arm_bl_out_of_range.s: Ditto.
6130 * testsuite/arm_branch_in_range.sh: Ditto.
6131 * testsuite/arm_branch_range.t: Ditto.
6132 * testsuite/thumb2_branch_range.t: Ditto.
6133 * testsuite/thumb_bl_in_range.s: Ditto.
6134 * testsuite/thumb_bl_out_of_range.s: Ditto.
6135 * testsuite/thumb_branch_range.t: Ditto.
6137 2010-02-20 Sriraman Tallam <tmsriram@google.com>
6139 * gc.h (gc_process_relocs): Change vectors to point to the new list.
6140 Add reloc offset information.
6141 * icf.cc (get_section_contents): Change iterators to point to the new
6142 vectors. Add reloc offset information to the contents.
6143 * icf.h (Icf::Sections_reachable_info): New typedef.
6144 (Icf::Sections_reachable_list): New typedef.
6145 (Icf::Offset_info): New typedef.
6146 (Icf::Reloc_info): New struct typedef.
6147 (Icf::Reloc_info_list): New typedef.
6148 (Icf::symbol_reloc_list): Delete method.
6149 (Icf::addend_reloc_list): Delete method.
6150 (Icf::section_reloc_list): Delete method.
6151 (Icf::reloc_info_list): New method.
6152 (Icf::reloc_info_list_): New member.
6154 2010-02-19 Doug Kwan <dougkwan@google.com>
6156 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
6157 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
6158 * arm.cc (Arm_relocation_functions): New forward declaration.
6159 (Target_arm::Target_arm): Initialize new data members
6160 got_mod_index_offset_ and tls_base_symbol_defined_.
6161 (Target_arm::Relocate::relocate_tls): New method.
6162 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
6163 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
6165 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
6166 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
6167 (Target_arm::got_mod_index_offset_,
6168 Target_arm::tls_base_symbol_defined_): New data members.
6169 (Target_arm::Scan::local, Target::Scan::global,
6170 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
6173 2010-02-18 Doug Kwan <dougkwan@google.com>
6175 * arm.cc (Arm_relobj::find_linked_text_section): New method.
6176 (Arm_relobj::make_exidx_input_section): Pass section index of linked
6177 text section as a parameter becuase some broken tools may not set
6178 the link in section header.
6179 (Target_arm::has_got_section): New method.
6180 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
6181 without any mapping symbol as data only. Remove warning.
6182 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
6183 link in its section header, try to discover the link by inspecting the
6184 REL31 relocation at the beginning of the section.
6185 (Target_arm::Scan::check_non_pic): Report name of offending relocation
6187 (Target_arm::Scan::global): Treat any reference to the symbol
6188 _GLOBAL_OFFSET_TABLE_ as a GOT access.
6190 2010-02-12 Sriraman Tallam <tmsriram@google.com>
6192 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
6193 (Scan::global_reloc_may_be_function_pointer): New function.
6194 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6195 (Scan::global_reloc_may_be_function_pointer): New function.
6196 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6197 (Scan::global_reloc_may_be_function_pointer): New function.
6198 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
6199 (Scan::global_reloc_may_be_function_pointer): New function.
6200 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
6201 (Scan::global_reloc_may_be_function_pointer): New function.
6202 (Scan::possible_function_pointer_reloc): New function.
6203 (Target_x86_64::can_check_for_function_pointers): New function.
6204 * gc.h (gc_process_relocs): Scan relocation types to determine if
6205 function pointers were taken for targets that support it.
6206 * icf.cc (Icf::find_identical_sections): Include functions for
6207 folding in safe ICF whose pointer is not taken.
6208 * icf.h (Secn_fptr_taken_set): New typedef.
6209 (fptr_section_id_): New member.
6210 (section_has_function_pointers): New function.
6211 (set_section_has_function_pointers): New function.
6212 (check_section_for_function_pointers): New function.
6213 * options.h: Fix comment for safe ICF option.
6214 * target.h (can_check_for_function_pointers): New function.
6215 * testsuite/Makefile.am: Add icf_safe_so_test test case.
6216 Modify icf_safe_test for X86-64.
6217 * testsuite/Makefile.in: Regenerate.
6218 * testsuite/icf_safe_so_test.cc: New file.
6219 * testsuite/icf_safe_so_test.sh: New file.
6220 * testsuite/icf_safe_test.cc (kept_func_3): New function.
6221 (main): Change to take pointer to function kept_func_3.
6222 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
6223 folding is done correctly for X86-64.
6225 2010-02-12 David S. Miller <davem@davemloft.net>
6227 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
6228 is_symbolless parameter.
6229 (Output_reloc<SHT_REL>::is_symbolless): New.
6230 (Output_reloc<SHT_REL>::is_symbolless_): New.
6231 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
6232 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
6233 (Output_reloc<SHT_RELA>::is_symbolless): New.
6234 (Output_data_reloc::add_global): Handle is_symbolless.
6235 (Output_data_reloc::add_global_relative): Likewise.
6236 (Output_data_reloc::add_local): Likewise.
6237 (Output_data_reloc::add_local_relative): Likewise.
6238 (Output_data_reloc::add_symbolless_global_addend): New.
6239 (Output_data_reloc::add_symbolless_local_addend): New.
6240 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
6242 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
6243 instead of ->is_relative_
6244 (Output_reloc::write): Likewise.
6245 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
6246 (Output_reloc::write_rel): Simplify.
6248 * sparc.cc (Target_sparc::Scan::local): Use
6249 ->add_symbolless_local_addend as needed.
6250 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
6251 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
6252 based upon relocation offset.
6254 2010-02-11 Doug Kwan <dougkwan@google.com>
6256 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
6257 (Target_arm::Scan::global): Ditto. Also remove a comment before the
6258 beginning of function.
6259 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
6260 and MOVT_ABS relocations. Those are non issued in scanning. Fix
6261 parameter is_32bit in calls to should_apply_static_reloc.
6262 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
6263 (check_DATA): Add arm_abs_global.stdout.
6264 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
6265 arm_abs_global.stdout): New rules.
6266 (MOSTLLYCLEANFILES): Add arm_abs_global
6267 * Makefile.in: Regenerate.
6268 * testsuite/arm_abs_global.s: New file.
6269 * testsuite/arm_abs_global.sh: Ditto.
6270 * testsuite/arm_abs_lib.s: Ditto.
6272 2010-02-11 Ian Lance Taylor <iant@google.com>
6274 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
6276 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
6277 Allocate_commons_task first.
6278 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
6279 task, rather than symtab_lock_.
6280 (Gc_process_relocs::~Gc_process_relocs): New function.
6281 (Gc_process_relocs::is_runnable): Check this_blocker_.
6282 (Gc_process_relocs::locks): Use next_blocker_ rather than
6284 (Scan_relocs::~Scan_relocs): New function.
6285 (Scan_relocs::is_runnable): Check this_blocker_ rather than
6287 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
6289 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
6290 fields. Add this_blocker_ and next_blocker_ fields. Adjust
6291 constructor accordingly.
6292 (class Gc_process_relocs): Likewise.
6293 (class Scan_relocs): Likewise.
6294 * common.h (class Allocate_commons_task): Remove symtab_lock_
6295 field, and corresponding constructor parameter.
6296 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
6298 (Allocate_commons_task::locks): Likewise.
6300 2010-02-11 Ian Lance Taylor <iant@google.com>
6302 * gold-threads.h (class Once): Define.
6303 (class Initialize_lock): Rewrite as child of Once.
6304 * gold-threads.cc (class Once_initialize): Define.
6305 (once_pointer_control): New static variable.
6306 (once_pointer, once_arg): New static variables.
6307 (c_run_once): New static function.
6308 (Once::Once, Once::run_once, Once::internal_run): New functions.
6309 (class Initialize_lock_once): Remove.
6310 (initialize_lock_control): Remove.
6311 (initialize_lock_pointer): Remove.
6312 (initialize_lock_once): Remove.
6313 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
6314 (Initialize_lock::initialize): Rewrite.
6315 (Initialize_lock::do_run_once): New function.
6316 * archive.cc (Archive::interpret_header): Only clear name if it is
6318 * fileread.cc: Include "gold-threads.h"
6319 (file_counts_lock): New static variable.
6320 (file_counts_initialize_lock): Likewise.
6321 (File_read::release): Only increment counts when using --stats.
6322 Use a lock around the increment.
6323 * parameters.cc (class Set_parameters_target_once): Define.
6324 (set_parameters_target_once): New static variable.
6325 (Parameters::Parameters): Move here from parameters.h.
6326 (Parameters::set_target): Rewrite.
6327 (Parameters::set_target_once): New function.
6328 (Parameters::clear_target): Move here and rewrite.
6329 * parameters.h (class Parameters): Update declarations. Add
6330 set_parameters_target_once_ field.
6331 (Parameters::Parameters): Move to parameters.cc.
6332 (Parameters::clear_target): Likewise.
6333 * readsyms.cc (Read_symbols::do_group): Create a Start_group
6335 (Start_group::~Start_group): New function.
6336 (Start_group::is_runnable): New function.
6337 (Start_group::locks, Start_group::run): New functions.
6338 (Finish_group::run): Change saw_undefined to size_t.
6339 * readsyms.h (class Start_group): Define.
6340 (class Finish_group): Change saw_undefined_ field to size_t.
6341 (Finish_group::Finish_group): Remove saw_undefined and
6342 this_blocker parameters. Change all callers.
6343 (Finish_group::set_saw_undefined): New function.
6344 (Finish_group::set_blocker): New function.
6345 * symtab.h (class Symbol_table): Change saw_undefined to return
6346 size_t. Change saw_undefined_ field to size_t.
6347 * target-select.cc (Set_target_once::do_run_once): New function.
6348 (Target_selector::Target_selector): Initialize set_target_once_
6349 field. Don't initialize lock_ and initialize_lock_ fields.
6350 (Target_selector::instantiate_target): Rewrite.
6351 (Target_selector::set_target): New function.
6352 * target-select.h (class Set_target_once): Define.
6353 (class Target_selector): Update declarations. Make
6354 Set_target_once a friend. Remove lock_ and initialize_lock_
6355 fields. Add set_target_once_ field.
6357 2010-02-10 Ian Lance Taylor <iant@google.com>
6359 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
6361 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
6362 (queue_middle_tasks): Add all blockers before queueing any tasks.
6363 (queue_final_tasks): Likewise.
6364 * token.h (Task_token::add_blockers): New function.
6365 * object.h (Input_objects::number_of_relobjs): New function.
6367 2010-02-10 Ian Lance Taylor <iant@google.com>
6369 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
6370 shared, not if not position independent.
6371 * x86_64.cc (Relocate::relocate_tls): Likewise.
6372 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
6373 (tls_pie_pic_test): New target.
6374 * testsuite/Makefile.in: Rebuild.
6376 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
6377 (tls_test_main_pie.o, tls_test_pie.o): New targets.
6378 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
6379 * testsuite/Makefile.in: Rebuild.
6381 2010-02-09 David S. Miller <davem@davemloft.net>
6383 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
6384 R_SPARC_RELATIVE using ->add_local_relative().
6385 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
6387 * output.h (Output_data_dynamic::add_section_size): New method
6388 that takes two Output_data objects.
6389 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
6390 entry param. Handle it in initializers.
6391 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
6392 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
6393 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
6395 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
6396 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
6397 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
6398 for dynrel_includes_plt.
6399 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6400 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6401 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
6403 (Target_sparc::do_finalize_sections): Update to pass true for
6404 dynrel_includes_plt.
6405 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
6406 output before .rela.plt
6407 (Target_powerpc::do_finalize_sections): Update to pass true for
6408 dynrel_includes_plt when 32-bit.
6410 2010-02-08 Doug Kwan <dougkwan@google.com>
6412 * arm.cc (Arm_relobj::simple_input_section_output_address): New
6414 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
6415 Arm_relobj::scan_section_for_cortex_a8_stubs,
6416 Arm_relobj::do_relocation_section): Instead of calling
6417 Output_section::output_address, use faster
6418 Arm_relobj::simple_input_section_output_address.
6420 2010-02-08 David S. Miller <davem@davemloft.net>
6422 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
6423 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
6424 relocation helper function.
6426 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
6427 just like R_SPARC_GOT{10,13,22}.
6428 (Target_sparc::Scan::local): Likewise.
6429 (Target_sparc::Relocate:relocate): Likewise.
6431 2010-02-06 Ian Lance Taylor <iant@google.com>
6433 * configure.ac: Rewrite targetobjs duplicate removal code to use
6434 only shell constructs.
6435 * configure: Rebuild.
6437 2010-02-05 Doug Kwan <dougkwan@google.com>
6440 * arm.cc (Arm_relobj::section_is_scannable): New method.
6441 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
6442 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
6444 2010-02-04 Doug Kwan <dougkwan@google.com>
6447 * arm-reloc-property.cc (cstdio): Include.
6448 * configure.ac (targetobjs): Remove duplicates.
6449 * configure: Regenerate.
6450 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
6451 big and little endian version for a given address size.
6453 2010-02-03 Doug Kwan <dougkwan@google.com>
6455 * arm-reloc-property.cc
6456 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6458 * arm-reloc-property.h
6459 (Arm_reloc_property_table::get_implemented_static_reloc_property):
6460 New method definition.
6461 (Arm_reloc_property_table::reloc_name_in_error_message): New method
6463 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
6465 (GOT_PREL): Change implemented to Y.
6466 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
6467 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
6468 (Arm_relocate_functions::movw_abs_nc): Remove method.
6469 (Arm_relocate_functions::movt_abs): Ditto.
6470 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
6471 (Arm_relocate_functions::thm_movt_abs): Ditto.
6472 (Arm_relocate_functions::movw_rel_nc): Ditto.
6473 (Arm_relocate_functions::movw_rel): Ditto.
6474 (Arm_relocate_functions::movt_rel): Ditto.
6475 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
6476 (Arm_relocate_functions:thm_movw_rel): Ditto.
6477 (Arm_relocate_functions:thm_movt_rel): Ditto.
6478 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
6479 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
6480 New method definitions.
6481 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
6482 (Arm_relocation_functions::arm_grp_ldr): Ditto.
6483 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
6484 (Arm_relocation_functions::arm_grp_ldc): Ditto.
6485 (Target_arm::Relocate::relocate): Check for non-static or
6486 unimplemented relocation code and exit early. Change calls to
6487 Target_arm::reloc_uses_thumb_bit and
6488 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
6489 instead. Refactor code to handle similar relocations to increase
6490 code sharing. Remove check for unsupported relocation code in switch
6492 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
6493 relocation property table to find out size. Change error message to
6494 print out the name of a relocation code instead of the numeric value.
6495 (Target_arm::scan_reloc_for_stub): Use relocation property table
6496 instead of calling Target_arm::reloc_uses_thumb_bit().
6498 2010-02-02 Doug Kwan <dougkwan@google.com>
6500 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
6501 types of relaxed input section.
6503 2010-02-02 Doug Kwan <dougkwan@google.com>
6505 * Makefile.am (HFILES): Add arm-reloc-property.h.
6507 (TARGETSOURCES): Add arm-reloc-property.cc
6508 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
6509 (libgold_a_SOURCES): $(DEFFILES)
6510 * Makefile.in: Regenerate.
6511 * arm-reloc-property.cc: New file.
6512 * arm-reloc-property.h: New file.
6513 * arm-reloc.def: New file.
6514 * arm.cc: Update comments.
6515 (arm-reloc-property.h): New included header.
6516 (arm_reloc_property_table): New global variable.
6517 (Target_arm::do_select_as_default_target): New method definition.
6518 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
6519 arm-reloc-property to targ_extra_obj.
6520 * parameters.cc (set_parameters_target): Call
6521 Target::select_as_default_target().
6522 * target.h (Target::select_as_default_target): New method definition.
6523 (Target::do_select_as_default_target): Same.
6525 2010-02-01 Doug Kwan <dougkwan@google.com>
6527 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
6528 first_output_text_section_.
6529 (Arm_exidx_fixup::first_output_text_section): New method definition.
6530 (Arm_exidx_fixup::first_output_text_section_): New data member.
6531 (Arm_exidx_fixup::process_exidx_section): Record the first text
6532 output section seen.
6533 (Arm_output_section::fix_exidx_coverage): Set correct linked section
6534 and entsize in output section header.
6536 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6538 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
6539 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
6540 (Arm_relocate_functions::thm_alu11): New Method.
6541 (Arm_relocate_functions::thm_pc8): New Method.
6542 (Arm_relocate_functions::thm_pc12): New Method.
6543 (Target_arm::Scan::local): Handle the relocations.
6544 (Target_arm::Scan::global): Likewise.
6545 (Target_arm::Relocate::relocate): Likewise.
6546 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6548 2010-01-29 Doug Kwan <dougkwan@google.com>
6550 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
6551 of relocation types as ld.
6553 2010-01-29 Doug Kwan <dougkwan@google.com>
6555 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
6557 (Arm_relocate_functions::thumb_branch_common): Ditto.
6558 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
6559 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
6560 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
6561 Arm_relocate_functions::jump24): Remove.
6562 (Target_arm::Relocate::relocate): Adjust code to call
6563 Arm_relocation_functions::arm_branch_common and
6564 Arm_relocation_functions::thumb_branch_common instead of their removed
6565 wrappers. Merge switch-cases together to reduce source code size.
6567 2010-01-29 Doug Kwan <dougkwan@google.com>
6569 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
6570 output_local_symbol_count_needs_update_.
6571 (Arm_relobj::output_local_symbol_count_needs_update,
6572 Arm_relobj::set_output_local_symbol_count_needs_update,
6573 Arm_relobj::update_output_local_symbol_count): New methods.
6574 (Arm_relobj::output_local_symbol_count_needs_update_): New data
6576 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
6577 of pointed function as in a R_ARM_PREL31 relocation.
6578 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
6579 for output local symbol count updating.
6580 (Target_arm::do_relax): Update output local symbol counts in objects
6582 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
6584 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6586 * arm.cc: Added support for the ARM relocations:
6587 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
6588 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
6589 (Arm_relocate_functions::movw_rel_nc): Renamed (was
6591 (Arm_relocate_functions::movw_rel): New method.
6592 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
6593 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
6595 (Arm_relocate_functions::thm_movw_rel): New method.
6596 (Arm_relocate_functions::thm_movt_rel): Renamed (was
6598 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
6600 (Target_arm::Scan::global): Likewise.
6601 (Target_arm::Relocate::relocate): Likewise.
6602 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6605 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6607 * arm.cc: Added support for ARM group relocations.
6608 (Target_arm::reloc_needs_sym_origin): New method.
6609 (Arm_relocate_functions::calc_grp_kn): New method.
6610 (Arm_relocate_functions::calc_grp_residual): New method.
6611 (Arm_relocate_functions::calc_grp_gn): New method.
6612 (Arm_relocate_functions::arm_grp_alu): New Method.
6613 (Arm_relocate_functions::arm_grp_ldr): New Method.
6614 (Arm_relocate_functions::arm_grp_ldrs): New Method.
6615 (Arm_relocate_functions::arm_grp_ldc): New Method.
6616 (Target_arm::Scan::local): Handle the ARM group relocations.
6617 (Target_arm::Scan::global): Likewise.
6618 (Target_arm::Relocate::relocate): Likewise.
6619 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6622 2010-01-26 Doug Kwan <dougkwan@google.com>
6624 * arm.cc (set): Include.
6625 (class Arm_exidx_fixup): Change type of last_input_section_ to const
6627 (Arm_output_section::Text_section_list): New type.
6628 (Arm_output_section::append_text_sections_to_list): New method.
6629 (Arm_output_section::fix_exidx_coverage): Ditto.
6630 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
6631 (Arm_relobj::convert_input_section_to_relaxed_section): Use
6632 Relobj::set_section_offset() instead of
6633 Sized_relobj::invalidate_section_offset().
6634 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
6635 parameter for section headers. Ignore relocation sections for
6636 unallocated sections and EXIDX sections.
6637 (Target_arm::fix_exidx_coverage): New method.
6638 (Target_arm::output_section_address_less_than): New type.
6639 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
6640 linked text section instead of the EXIDX section.
6641 (Arm_output_section::create_stub_group): Add an assertion to check
6642 that this is not an EXIDX output section.
6643 (Arm_output_section::append_text_sections_to_list): New method.
6644 (Arm_output_section::fix_exidx_coverage): Ditto.
6645 (Arm_relobj::scan_sections_for_stubs): Adjust call to
6646 Arm_relobj::section_needs_reloc_stub_scanning.
6647 (Target_arm::do_relax): Fix EXIDX output section coverage in the
6649 (Target_arm::fix_exidx_coverage): New method.
6650 * object.h (Relobj::set_output_section): New method.
6651 (Sized_relobj::invalidate_section_offset): Remove method.
6652 (Sized_relobj::do_invalidate_section_offset): Remove method.
6653 (Sized_relobj::do_set_section_offset): Handle offset value -1.
6655 2010-01-25 Doug Kwan <dougkwan@google.com>
6657 * arm.cc (Arm_exidx_merged_section::do_output_offset):
6658 Fix warning due to signed and unsigned comparison on a 32-bit host.
6660 2010-01-22 Doug Kwan <dougkwan@google.com>
6662 * arm.cc (Target_arm::do_relax): Record an output section for section
6663 offset adjustment it contains any stub table that has changed.
6664 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
6665 offsets in an output section if necessary.
6666 * output.cc (Output_section::Output_section): Initialize
6667 section_offsets_need_adjustments_.
6668 (Output_section::add_input_section_for_script): Renamed to
6669 Output_section::add_simple_input_section.
6670 (Output_section::save_states): Add a comment.
6671 (Output_section::discard_states): New method defintion.
6672 (Output_section::adjust_section_offsets): Same.
6673 * output.h (Output_section::add_input_section_for_script): Renamed to
6674 Output_section::add_simple_input_section.
6675 (Output_section::discard_states): New method declaration.
6676 (Output_section::adjust_section_offsets): Same.
6677 (Output_section::section_offsets_need_adjustment,
6678 Output_section::set_section_offsets_need_adjustment): New method
6680 (Output_section::section_offsets_need_adjustment_): New data member.
6681 * script-sections.cc
6682 (Output_section_element_input::set_section_address): Adjust code for
6683 renaming of Output_section::add_input_section_for_script.
6684 (Orphan_output_section::set_section_address): Same.
6686 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6688 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
6689 Fix_v4bx enum values .
6690 * gold/options.h (General_options): New option definitions.
6691 (General_options::fix_v4bx): New method.
6692 (General_options::Fix_v4bx): New enum.
6693 * gold/options.cc (General_options::parse_fix_v4bx): New method.
6694 (General_options::parse_fix_v4bx_interworking): New method.
6696 2010-01-22 Doug Kwan <dougkwan@google.com>
6698 * arm.cc (Arm_exidx_fixup): New class.
6700 2010-01-21 Doug Kwan <dougkwan@google.com>
6702 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
6704 (Arm_exidx_section_offset_map): New type.
6706 2010-01-21 Doug Kwan <dougkwan@google.com>
6708 * arm.cc (Arm_exidx_input_section): New class.
6709 (Arm_relobj::exidx_input_section_by_link,
6710 Arm_relobj::exidx_input_section_by_shndx,
6711 Arm_relobj::make_exidx_input_section): New methods.
6712 (read_arm_attributes_section): Remove.
6713 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
6714 information about them.
6715 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
6718 2010-01-20 Doug Kwan <dougkwan@google.com>
6720 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
6721 Input_section_specifier to Section_id.
6722 (Target_arm::new_arm_input_section: Adjust code for change of key
6724 (Target_arm::find_arm_input_section): Ditto.
6725 * gc.h (object.h): Include for Section_id nand Section_id_hash.
6726 (Section_id): Remove.
6727 (Garbage_collection::Section_id_hash): Remove.
6728 * icf.h (object.h): Include for Section_id nand Section_id_hash.
6729 (Section_id): Remove.
6730 (Icf::Section_id_hash): Remove.
6731 * object.h (Section_id, Const_section_id, Section_id_hash,
6732 Const_section_id_hash): New type definitions.
6733 * output.cc (Output_section::add_relaxed_input_section): Change to
6734 use Const_section_id instead of Input_section_specifier as key type.
6735 (Output_section::add_merge_input_section): Ditto.
6736 (Output_section::build_relaxation_map): Change to use Section_id
6737 instead of Input_section_specifier as key type.
6738 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6740 (Output_section::convert_input_sections_to_relaxed_sections): Change
6741 to use Const_section_id instead of Input_section_specifier as key type.
6742 (Output_section::find_merge_section): Ditto.
6743 (Output_section::find_relaxed_input_section): Ditto.
6744 * output.h (Input_section_specifier): Remove class.
6745 (Output_section::Output_section_data_by_input_section_map): Change
6746 key type to Const_section_id.
6747 (Output_section::Output_relaxed_input_section_by_input_section_map):
6749 (Output_section::Relaxation_map): Change key type to Section_id.
6751 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6753 * gold/arm.cc: Added support for R_ARM_V4BX relocation
6754 (class Arm_v4bx_stub): New class.
6755 (DEF_STUBS): Updated definition to support v4_veneer_bx.
6756 (Stub_factory::make_arm_v4bx_stub): New method.
6757 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
6758 (Stub_table::empty): Handle v4bx stubs.
6759 (Stub_table::add_arm_v4bx_stub): New method.
6760 (Stub_table::find_arm_v4bx_stub): New method.
6761 (Arm_relocate_functions::v4bx): New method.
6762 (Target_arm::fix_v4bx): New method.
6763 (Target_arm::Target_arm): Handle R_ARM_V4BX.
6764 (Stub_table::relocate_stubs): Likewise.
6765 (Stub_table::do_write): Likewise.
6766 (Stub_table::update_data_size_and_addralign): Likewise.
6767 (Stub_table::finalize_stubs): Likewise.
6768 (Target_arm::Scan::local): Likewise.
6769 (Target_arm::Scan::global): Likewise.
6770 (Target_arm::do_finalize_sections): Likewise.
6771 (Target_arm::Relocate::relocate): Likewise.
6772 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6774 (Target_arm::scan_reloc_for_stub): Likewise.
6775 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6777 2010-01-19 Ian Lance Taylor <iant@google.com>
6779 * output.cc (Output_section_headers::do_sized_write): Write large
6780 segment count to sh_info field.
6781 (Output_file_header::do_sized_write): For large segment count,
6782 write PN_XNUM to e_phnum field.
6784 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6786 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6787 (Arm_relocate_functions::thm_jump8): New function.
6788 (Arm_relocate_functions::thm_jump11): New function.
6789 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6791 (Target_arm::Scan::global): Likewise.
6792 (Target_arm::Relocate::relocate): Likewise.
6793 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6796 2010-01-14 Doug Kwan <dougkwan@google.com>
6798 * arm.cc (map, utility): Include headers.
6799 (Target_arm::apply_cortex_a8_workaround): New method.
6800 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6801 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6802 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6803 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6804 the --[no-]fix-cortex-a8 command line options.
6805 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6806 (Target_arm::relocate_stub): Use addend in instruction template.
6807 * options.h (DEFINE_bool): Set the user-set flag.
6808 (General_options): Add --[no-]-fix-cortex options.
6809 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
6810 : Update fast look-up map after conversion.
6812 2010-01-14 Sriraman Tallam <tmsriram@google.com>
6814 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6815 in the first pass of do_layout.
6817 2010-01-13 Doug Kwan <dougkwan@google.com>
6819 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6820 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6821 apparent compiler problem of not folding static constant integral
6822 data members of elfcpp::Elf_sizes<32>.
6824 2010-01-13 Doug Kwan <dougkwan@google.com>
6826 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6827 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6828 Arm_relobj::scan_section_for_cortex_a8_erratum,
6829 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6830 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6831 sections to scan for relocation stubs into a new method
6832 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6833 relocation and Cortex-A8 stub scanning.
6834 (Target_arm::do_relax): Force stubs to be after stubbed sections
6835 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
6836 the beginning of a new relaxation pass. Update a comment.
6837 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6839 2010-01-12 Ian Lance Taylor <iant@google.com>
6841 * target-reloc.h (visibility_error): New inline function.
6842 (relocate_section): Call visibility_error.
6843 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6844 (MOSTLYCLEANFILES): Likewise.
6845 (protected_4_pic.o, protected_3.err): New targets.
6846 * testsuite/protected_4.cc: New file.
6848 2010-01-12 Doug Kwan <dougkwan@google.com>
6850 * arm.cc (Cortex_a8_reloc): New class.
6851 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6852 and cortex_a8_relocs_info_.
6853 (Target_arm::fix_cortex_a8): New method definition.
6854 (Target_arm::Cortex_a8_relocs_info): New type.
6855 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6856 New data member declarations.
6857 (Target_arm::scan_reloc_for_stub): Record information about
6858 relocations for THUMB branches that might be exempted from the
6859 Cortex-A8 workaround.
6860 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6861 at the beginning of a relaxation pass.
6863 2010-01-12 Doug Kwan <dougkwan@google.com>
6865 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6866 (Arm_relobj::Mapping_symbol_position,
6867 Arm_reloj::Mapping_symbol_position_less,
6868 Arm_relobj::Mapping_symbols_info): New types.
6869 (Target_arm::is_mapping_symbol_name): New method definition.
6870 (Arm_relobj::do_count_local_symbols): Save information about mapping
6873 2010-01-11 Doug Kwan <dougkwan@google.com>
6875 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6876 Arm_relocate_functions::thumb32_branch_upper,
6877 Arm_relocate_functions::thumb32_branch_lower,
6878 Arm_relocate_functions::thumb32_cond_branch_offset,
6879 Arm_relocate_functions::thumb32_cond_branch_upper,
6880 Arm_relocate_functions::thumb32_cond_branch_lower,
6881 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6882 branch offset encoding.
6883 (Arm_relocate_functions::thumb_branch_common): Use new branch
6884 offset encoding methods to avoid code duplication.
6885 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6886 (Stub_addend_reader::operator()): Use new branch encoding method
6887 to avoid code duplication.
6889 2010-01-11 Doug Kwan <dougkwan@google.com>
6891 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6892 (Target_arm::do_finalize_sections): Define special EXIDX section
6893 symbols only if referenced.
6894 * gc.h (Garbage_collection::add_reference): New method.
6895 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6898 2010-01-11 Ian Lance Taylor <iant@google.com>
6900 * script.cc (Version_script_info::build_expression_list_lookup):
6901 Change complaing about duplicate wildcard match from error to
6904 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6906 (Version_script_info::Version_script_info): Initialize globs_,
6907 default_version_, default_is_global_, and exact_. Don't
6908 initialize globals_ or locals_.
6909 (Version_script_info::build_lookup_tables): Build local symbols
6911 (Version_script_info::unquote): New function.
6912 (Version_script_info::add_exact_match): New function.
6913 (Version_script_info::build_expression_list_lookup): Remove lookup
6914 parameter. Add is_global parameter. Change all callers. Handle
6915 wildcard pattern specially. Unquote pattern. Call
6917 (Version_script_info::get_name_to_match): New function.
6918 (Version_script_info::get_symbol_version): New function.
6919 (Version_script_info::get_symbol_version_helper): Remove.
6920 (Version_script_info::check_unmatched_names): Call unquote.
6921 * script.h (class Version_script_info): Change get_symbol_version
6922 to be non-inline and add is_global parameter; change all callers.
6923 Rewrite symbol_is_local. Update declarations. Define struct
6924 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6925 Remove globals_ and locals_ members. Add exact_, globs_,
6926 default_version_, is_global_.
6927 (Version_script_info::Glob): Remove pattern, add expression and
6928 is_global. Update constructor. Change all callers.
6929 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6931 (Versions::symbol_section_contents): If a symbol is undefined, or
6932 defined in a dynamic object, set the version index to
6934 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6936 (Symbol_table::add_from_pluginobj): Likewise.
6937 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6939 2010-01-11 Doug Kwan <dougkwan@google.com>
6941 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6942 (incremental_dump_LDADD): Add linking option for libintl.
6943 * Makefile.in: Regenerate.
6945 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6948 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6950 * testsuite/Makefile.in: Regenerated.
6952 2010-01-10 Doug Kwan <dougkwan@google.com>
6954 * options.h (DEFINE_var): Use parentheses around argument varname__
6955 in macro body to avoid any unintended subsequent substitutions.
6957 2010-01-10 Ian Lance Taylor <iant@google.com>
6959 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6960 candidates before doing symbol resolution.
6962 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6963 ODR candidates if only one is weak.
6965 2010-01-08 Ian Lance Taylor <iant@google.com>
6967 * script.cc (Version_script_info::build_expression_list_lookup):
6968 Don't warn about ambiguous version, just record the ambiguity.
6969 (Version_script_info::get_symbol_version_helper): Give error if
6970 version is ambiguous.
6972 2010-01-08 Doug Kwan <dougkwan@google.com>
6974 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6975 prev_data_size_ and prev_addralign_. Remove initializer for
6976 deleted data member has_been_changed_.
6977 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6978 to determine if the table is empty.
6979 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6981 (Stub_table::add_reloc_stub): Define method in class definition
6982 instead of just declaring it there.
6983 (Stub_table::add_cortex_a8_stub): New method definition.
6984 (Stub_table::update_data_size_and_addralign): Ditto.
6985 (Stub_table::finalize_stubs): Ditto.
6986 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6987 (Stub_table::do_addralign_): Return address alignment in the
6988 (Stub_table::do_reset_address_and_file_offset): Define method in
6989 class definition instead of declaring it there. Set current data
6990 size to be the data size of the previous pass.
6991 (Stub_table::set_final_data_size): Use current data size as the
6993 (Stub_table::relocate_stub): Change parameter type of stub from
6994 Reloc_stub pointer to Stub pointer.
6995 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6996 (Stub_table::Cortex_a8_stub_list): New typedef.
6997 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6998 Stub_table::prev_addralign_): New data member.
6999 (Arm_relobj::Arm_relobj): Initialize data member
7000 section_has_cortex_a8_workaround_.
7001 (Arm_relobj::section_has_cortex_a8_workaround,
7002 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7004 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7006 (Target_arm::relocate_stub): Change parameter type of stub from
7007 Reloc_stub pointer to Stub pointer.
7008 (Insn_template::size, Insn_template::alignment): Handle
7009 THUMB16_SPECIAL_TYPE.
7010 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7011 Stub_table::update_data_size_and_addralign,
7012 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7014 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7015 (Stub_table::do_write): Ditto.
7016 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7018 2010-01-08 Ian Lance Taylor <iant@google.com>
7021 * symtab.h (class Symbol): Remove fields is_target_special_ and
7022 has_plt_offset_. Add field is_defined_in_discarded_section_.
7023 (Symbol::is_defined_in_discarded_section): New function.
7024 (Symbol::set_is_defined_in_discarded_section): New function.
7025 (Symbol::has_plt_offset): Rewrite.
7026 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7027 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7028 Don't initialize is_target_special_ or has_plt_offset_.
7029 Initialize is_defined_in_discarded_section_.
7030 (Symbol_table::add_from_relobj): If appropriate, set
7031 is_defined_in_discarded_section.
7032 * resolve.cc (Symbol::override_base_with_special): Don't test
7033 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7034 * target-reloc.h (relocate_section): Do special handling for
7035 symbols defined in discarded sections for global symbols as well
7038 2010-01-08 Ian Lance Taylor <iant@google.com>
7040 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7041 the SHT_SYMTAB case.
7043 2010-01-08 Ian Lance Taylor <iant@google.com>
7045 * object.cc (Sized_relobj::do_layout): Don't get confused if
7046 layout_eh_frame returns NULL.
7048 2010-01-08 Ian Lance Taylor <iant@google.com>
7051 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7052 dynamic symbol table, use the normal symbol table.
7053 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7056 2010-01-08 Ian Lance Taylor <iant@google.com>
7059 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7062 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7064 * version.cc (print_version): Change to "Copyright 2010".
7066 2010-01-08 Ian Lance Taylor <iant@google.com>
7070 * i386.cc (class Target_i386): Change return type of plt_section
7072 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7073 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7074 tls_desc_rel_ field.
7075 (Output_data_plt_i386::rel_tls_desc): New function.
7076 (Target_i386::rel_tls_desc_section): New function.
7077 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7078 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7079 R_386_TLS_DESC reloc in rel_tls_desc_section.
7080 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7081 Define struct Tlsdesc_info.
7082 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7083 (Target_x86_64::do_reloc_symbol_index): New function.
7084 (Target_x86_64::add_tlsdesc_info): New function.
7085 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7086 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7088 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7090 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7091 (Target_x86_64::rela_tlsdesc_section): New function.
7092 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7094 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7095 (Target_x86_64::do_reloc_addend): New function.
7096 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7097 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7098 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7099 (Output_reloc::type): New function.
7100 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7101 (Output_reloc::is_target_specific): New function.
7102 (Output_reloc::target_arg): New function.
7103 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7104 absolute relocs and target specific relocs.
7105 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7106 add_target_specific.
7107 (class Output_data_reloc) [SHT_RELA]: Likewise.
7108 * output.cc (Output_reloc::Output_reloc): Add four new versions
7109 for absolute relocs and target specific relocs.
7110 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
7111 (Output_reloc::get_symbol_index): Likewise.
7112 (Output_reloc::local_section_offset): Check that local_sym_index_
7113 is not TARGET_CODE or 0.
7114 (Output_reloc::symbol_value): Likewise.
7115 (Output_reloc::write) [SHT_RELA]: Call target for target specific
7117 * target.h (class Target): Add reloc_symbol_index and reloc_addend
7118 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
7120 * layout.cc (add_target_dynamic_tags): Use output section for
7121 DT_PLTRELSZ and DT_JMPREL.
7123 2010-01-07 Ian Lance Taylor <iant@google.com>
7126 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
7128 (class Output_data_reloc_generic): Define.
7129 (class Output_data_reloc_base): Change base class to
7130 Output_data_reloc_generic. Change add() method to call
7131 bump_relative_reloc_count for a relative reloc. Remove
7133 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
7135 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
7136 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
7138 * layout.h (class Layout): Update declaration.
7140 2010-01-07 Ian Lance Taylor <iant@google.com>
7142 * output.h (class Output_data): Add const version of
7143 output_section and do_output_section.
7144 (class Output_section_data): Add const version of
7146 (class Output_section): Likewise.
7147 * layout.cc (Layout::add_target_dynamic_tags): New function.
7148 * layout.h (class Layout): Update declarations.
7149 * arm.cc (Target_arm::do_finalize_sections): Use
7150 add_target_dynamic_tags.
7151 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7152 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7153 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7154 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7156 2010-01-07 Ian Lance Taylor <iant@google.com>
7159 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
7162 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7163 Ian Lance Taylor <iant@google.com>
7166 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
7167 Xindex::read_symtab_xindex.
7169 2010-01-07 Doug Kwan <dougkwan@google.com>
7171 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
7172 (Insn_template::thumb16_bcond_insn): New method declaration.
7173 (Insn_template): Fix spelling.
7174 (Stub::thumb16_special): New method declaration.
7175 (Stub::do_write): Define virtual method which was previously pure
7177 (Stub::do_thumb16_special): New method declaration.
7178 (Stub::do_fixed_endian_write): New template member.
7179 (Reloc_stub::do_write): Remove.
7180 (Reloc_stub::do_fixed_endian_write): Remove.
7181 (Cortex_a8_stub): New class definition.
7182 (Stub_factory::make_cortex_a8_stub): New method definition.
7183 (Stub_factory::Stub_factory): Add missing static storage class
7184 qualifier for elf32_arm_stub_a8_veneer_blx.
7186 2010-01-07 Ian Lance Taylor <iant@google.com>
7189 * options.h (class General_options): Add --warn-unresolved-symbols
7190 and --error-unresolved-symbols.
7191 * errors.cc (Errors::undefined_symbol): Implement
7192 --warn-unresolved-symbols.
7194 * options.h (class General_options): Add -z text and -z textoff.
7195 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
7197 2010-01-06 Sriraman Tallam <tmsriram@google.com>
7199 * gc.h (Garbage_collection::Cident_section_map): New typedef.
7200 (Garbage_collection::cident_sections): New function.
7201 (Garbage_collection::add_cident_section): New function.
7202 (Garbage_collection::cident_sections_): New member.
7203 (gc_process_relocs): Add references to sections whose names are C
7205 * gold.h (cident_section_start_prefix): New constant.
7206 (cident_section_stop_prefix): New constant.
7207 (is_cident): New function.
7208 * layout.cc (Layout::define_section_symbols): Replace string constants
7209 with the newly defined constants.
7210 * object.cc (Sized_relobj::do_layout): Track sections whose names are
7212 * testsuite/Makefile.am: Add gc_orphan_section_test.
7213 * testsuite/Makefile.in: Regenerate.
7214 * testsuite/gc_orphan_section_test.cc: New file.
7215 * testsuite/gc_orphan_section_test.sh: New file.
7217 2010-01-06 Ian Lance Taylor <iant@google.com>
7220 * options.h (class General_options): Add --warn-shared-textrel.
7221 * layout.cc (Layout::finish_dynamic_section): Implement
7222 --warn-shared-textrel.
7225 * options.h (class General_options): Add --warn-multiple-gp.
7227 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7229 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
7230 $(THREADSLIB) and $(LIBDL).
7231 * Makefile.in: Rebuild.
7233 2010-01-06 Ian Lance Taylor <iant@google.com>
7236 * options.cc (General_options::parse_section_start): New function.
7237 (General_options::section_start): New function.
7238 (General_options::General_options): Initialize all members.
7239 * options.h: Include <map>
7240 (class General_options): Add --section-start. Add section_starts_
7242 * layout.cc (Layout::attach_allocated_section_to_segment): If
7243 --section-start was used, set the address of the segment. Remove
7244 local sort_sections.
7245 (Layout::relaxation_loop_body): If the address of the load segment
7246 has been set by --section-start, don't use it.
7247 * output.h (Output_segment::update_flags_for_output_section): New
7249 * output.cc (Output_segment::add_output_section): Call
7250 update_flags_for_output_section.
7252 2010-01-05 Ian Lance Taylor <iant@google.com>
7255 * options.h (class General_options): Add --undefined-version.
7256 * script.cc (struct Version_expression): Add was_matched_by_symbol
7258 (Version_script_info::matched_symbol): New function.
7259 (Version_script_info::get_symbol_version_helper): Call
7261 (Version_script_info::check_unmatched_names): New function.
7262 * script.h (class Version_script_info): Update declarations.
7263 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
7265 * options.h (class General_options): Use DEFINE_bool_alias for
7266 allow_multiple_definition.
7267 * resolve.cc (Symbol_table::should_override): Don't test
7268 allow_multiple_definition.
7271 * options.h (class General_options): Add --cref.
7272 * main.cc (main): Print cref table if --cref. Don't close mapfile
7273 until after printing cref table.
7274 * cref.cc: Include "symtab.h".
7275 (class Cref_inputs): Define Cref_table_compare and Cref_table.
7276 (Cref_table_compare::operator()): New function.
7277 (Cref_inputs::gather_cref): New function.
7278 (filecol): New static const.
7279 (Cref_inputs::print_cref): New function.
7280 (Cref::print_cref): New function.
7281 * cref.h: Include <cstdio>.
7282 (class Cref): Update declarations.
7283 * mapfile.h (Mapfile::file): New function.
7284 * object.h (class Object): Define Symbols. Declare virtual
7285 do_get_global_symbols.
7286 (Object::get_global_symbols): New function.
7287 * object.cc (Input_objects::add_object): Pass object to cref_ if
7289 (Input_objects::archive_start): Likewise.
7290 (Input_objects::archive_stop): Likewise.
7291 (Input_objects::print_cref): New function.
7292 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
7293 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
7295 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
7297 * plugin.h (class Sized_pluginobj): Update declarations.
7299 2010-01-05 Ian Lance Taylor <iant@google.com>
7301 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
7302 to is_default_version. Rename insdef to insdefault.
7303 (Symbol_table::add_from_relobj): Rename def to is_default_version
7304 and local to is_forced_local.
7305 (Symbol_table::add_from_pluginobj): Likewise.
7306 (Symbol_table::add_from_dynobj): Likewise.
7307 (Symbol_table::define_special_symbol): Rename insdef to
7310 2010-01-04 Ian Lance Taylor <iant@google.com>
7313 * options.h (class General_options): Add
7314 --allow-multiple-definition and -z muldefs.
7315 * resolve.cc (Symbol_table::should_override): Don't warn about a
7316 multiple symbol definition if --allow-multiple-definition or -z
7320 * options.h (class General_options): Add --add-needed and
7321 --copy-dt-needed-entries. Tweak --as-needed help entry.
7322 * object.cc (Input_objects::check_dynamic_dependencies): Give an
7323 error if --copy-dt-needed-entries aka --add-needed is used and
7324 would cause a change in behaviour.
7327 * options.h (class General_options): Add -G as a short version of
7328 --shared. Add no-op options -assert, -g, and -i.
7330 2010-01-04 Sriraman Tallam <tmsriram@google.com>
7332 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
7333 check for .text or .gnu.linkonce.t sections.
7334 * icf.cc (Icf::find_identical_sections): Ditto.
7335 Change the detection for mangled function name within the section
7337 * icf.h (is_section_foldable_candidate): New function.
7339 2009-12-30 Ian Lance Taylor <iant@google.com>
7342 * options.h (class General_options): Permit two dashes with
7343 --retain-symbols-file.
7345 2009-12-30 Ian Lance Taylor <iant@google.com>
7348 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
7349 don't put the file header and segment headers in the text
7353 * common.cc (Sort_commons::operator()): Stabilize sort when both
7355 (Symbol_table::do_allocate_commons_list): When allocating common
7356 symbols, skip a symbol which is no longer common.
7357 * symtab.h (Symbol::is_common): Test whether the symbol comes from
7358 an object before checking its type.
7359 * testsuite/common_test_2.c: New file.
7360 * testsuite/common_test_3.c: New file.
7361 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
7362 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
7363 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
7364 (common_test_2_pic.o, common_test_2.so): New targets.
7365 (common_test_3_pic.o, common_test_3.so): New targets.
7366 * testsuite/Makefile.in: Rebuild.
7369 * script.cc (read_input_script): If we see a new SECTIONS clause,
7370 and we have added an input section, give an error.
7371 * layout.h (class Layout): Add have_added_input_section function.
7372 Add have_added_input_section_ field.
7373 * layout.cc (Layout::Layout): Initialize
7374 have_added_input_section_.
7375 (Layout::layout): Set have_added_input_section_.
7376 (Layout::layout_eh_frame): Likewise.
7378 2009-12-30 Ian Lance Taylor <iant@google.com>
7381 * options.h (class General_options): Add --sort-common option.
7382 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
7383 * common.cc (Sort_common): Add sort_order parameter to
7384 constructor. Add sort_order_ field.
7385 (Sort_commons::operator): Check sort_order_.
7386 (Symbol_table::allocate_commons): Determine the sort order.
7387 (Symbol_table::do_allocate_commons): Add sort_order parameter.
7389 (Symbol_table::do_allocate_commons_list): Likewise.
7391 2009-12-30 Ian Lance Taylor <iant@google.com>
7394 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
7395 symbols from this object, don't change the visibility of an
7397 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
7399 2009-12-30 Ian Lance Taylor <iant@google.com>
7402 * script.h (class Version_script_info): Define Language enum.
7403 Update declarations. Define Glob, Exact, and Lookup types. Add
7404 new fields globals_, locals_, and is_finalized_.
7405 * script.cc: Various formatting fixes.
7406 (class Parser_closure): Change language_stack_ from a vector of
7407 std::string to one of Version_script_info::Language. Adjust all
7409 (class Lazy_demangler): Remove.
7410 (struct Version_expression): Change language from std::string to
7411 Version_script_info::Language.
7412 (Version_script_info::Version_script_info): New function.
7413 (Version_script_info::~Version_script_info): Don't call clear.
7414 (Version_script_info::finalize): New function.
7415 (Version_script_info::build_lookup_tables): New function.
7416 (Version_script_info::build_expression_list_lookup): New
7418 (Version_script_info::get_symbol_version_helper): Rewrite to use
7420 (Version_script_info::print_expression_list): Adjust to use
7421 Version_script_info::Language.
7422 (script_push_lex_into_version_mode): Check that the version script
7423 has not been finalized.
7424 (version_script_push_lang): Change language string to
7425 Version_script_info::Language.
7426 * options.cc (Command_line::version_script): New function.
7427 * options.h (class General_options): Add finalize_dynamic_list
7428 function. Change version_script from declaration to definition.
7429 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
7430 * testsuite/version_script.map: Remove duplicate def of foo.
7431 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
7433 * testsuite/Makefile.in: Rebuild.
7435 2009-12-30 Ian Lance Taylor <iant@google.com>
7438 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
7439 if the input symbol index is 0, make the output symbol index 0.
7441 2009-12-30 Ian Lance Taylor <iant@google.com>
7444 * options.h (class General_options): Add -x/--discard-all.
7445 * object.cc (Sized_relobj::do_count_local_symbols): Handle
7446 --discard-all. If the local symbol needs a dynamic entry, check
7447 that before handling --discard-locals.
7449 2009-12-30 Ian Lance Taylor <iant@google.com>
7452 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
7454 (Output_segment::add_output_section): Don't change the flags if
7458 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
7459 GNU hash table if they need a dynamic value. Otherwise, don't add
7460 them if they are defined in a dynamic object or are forced local.
7462 2009-12-29 Ian Lance Taylor <iant@google.com>
7465 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
7466 .gnu.hash table for a 32-bit target.
7469 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
7470 regular and a dynamic object only needs a dynamic symbol table
7471 entry if it is externally visible.
7474 * i386.cc (class Target_i386): Initialize global_offset_table_ in
7475 constructor. Add global_offset_table_ field.
7476 (Target_i386::got_section): Set global_offset_table_.
7477 (Target_i386::do_finalize_sections): Set global_offset_table_
7479 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
7480 in constructor. Add global_offset_table_ field.
7481 (Target_x86_64::got_section): Set global_offset_table_.
7482 (Target_x86_64::do_finalize_sections): Set global_offset_table_
7485 * layout.cc (Layout::Layout): Initialize increase_relro_.
7486 (Layout::get_output_section): Add is_relro, is_last_relro, and
7487 is_first_non_relro parameters. Change all callers.
7488 (Layout::choose_output_section): Likewise.
7489 (Layout::add_output_section_data): Likewise.
7490 (Layout::make_output_section): Likewise.
7491 (Layout::set_segment_offsets): Clear increase_relro when using a
7493 * layout.h (class Layout): Add increase_relro method. Add
7494 increase_relro_ field. Update declarations.
7495 * output.cc (Output_section::Output_section): Initialize
7496 is_last_relro_ and is_first_non_relro_.
7497 (Output_segment::add_output_section): Group relro sections is
7498 do_sort is true. Handle is_last_relro and is_first_non_relro.
7499 (Output_segment::maximum_alignment): Remove relro handling.
7500 (Output_segment::set_section_addresses): Add increase_relro
7501 parameter. Change all callers. Add initial alignment to align
7502 relro sections on separate page. Remove old relro handling.
7503 (Output_segment::set_section_list_addresses): Remove in_relro
7504 parameter. Change all callers.
7505 (Output_segment::set_offset): Add increase parameter. Change all
7506 callers. Remove old relro handling.
7507 * output.h (class Output_section): Add new methods: is_last_relro,
7508 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
7509 Add is_last_relro_ and is_first_non_relro_ fields.
7510 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
7511 Create separate .got.plt section. Call increase_relro.
7512 * x86_64.cc (Target_x86_64::got_section): Likewise.
7513 * testsuite/relro_script_test.t: Add .got.plt.
7516 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
7517 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
7518 (Layout::finalize): Call set_dynamic_symbol_size.
7519 (Layout::set_dynamic_symbol_size): New function.
7520 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
7521 set_dynamic_symbol_size.
7524 * output.h (class Output_section): Add is_entsize_zero_ field.
7525 * output.cc (Output_section::Output_section): Initialize
7527 (Output_section::set_entsize): If two different entsizes are
7528 requested, force it to zero.
7529 (Output_section::add_input_section): Set flags for .debug_str
7530 before updating section flags. Set entsize.
7531 (Output_section::update_flags_for_input_section): Set SHF_MERGE
7532 and SHF_STRING if all input sections have those flags.
7534 2009-12-29 Rafael Espindola <espindola@google.com>
7536 * main.cc (main): Fix the sys time reporting.
7537 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
7540 2009-12-29 Sriraman Tallam <tmsriram@google.com>
7542 * options.cc (General_options::parse_version): Allow -v to exit
7543 without an error if there is nothing to link.
7545 2009-12-29 Ian Lance Taylor <iant@google.com>
7547 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
7548 using a version of gcc before 4.1.
7549 * configure: Rebuild.
7551 2009-12-28 Chris Demetriou <cgd@google.com>
7553 * attributes.cc (Output_attributes_section_data::do_write): Use
7554 std::vector::front rather than std::vector::data.
7556 2009-12-28 Ian Lance Taylor <iant@google.com>
7558 * symtab.h (class Symbol_table): Add enum Defined.
7559 * resolve.cc (Symbol_table::should_override): Add defined
7560 parameter. Change all callers. Test whether object is NULL
7561 before calling a method on it.
7562 (Symbol_table::report_resolve_problem): Add defined parameter.
7564 (Symbol_table::should_override_with_special): Likewise.
7565 * symtab.cc (Symbol_table::define_in_output_data): Add defined
7566 parameter. Change all callers.
7567 (Symbol_table::do_define_in_output_data): Likewise.
7568 (Symbol_table::define_in_output_segment): Likewise.
7569 (Symbol_table::do_define_in_output_segment): Likewise.
7570 (Symbol_table::define_as_constant): Likewise.
7571 (Symbol_table::do_define_as_constant): Likewise.
7572 * script.h (class Symbol_assignment): Add is_defsym parameter to
7573 constructor; change all callers.
7574 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
7575 parameter. Change all callers. Add is_defsym_ field.
7576 (class Parser_closure): Add parsing_defsym parameter to
7577 constructor; change all callers. Add parsing_defsym accessor
7578 function. Add parsing_defsym_ field.
7580 2009-12-28 Ian Lance Taylor <iant@google.com>
7582 * gold.cc (queue_middle_tasks): Fix formatting.
7583 * object.cc (Relobj::is_section_name_included): Likewise.
7585 2009-12-23 Ian Lance Taylor <iant@google.com>
7587 * i386.cc (Target_i386::do_calls_non_split): Recognize
7588 -fsplit-stack prologue for a function with a static chain.
7589 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
7590 -fsplit-stack prologue when using %r11.
7592 2009-12-21 Sriraman Tallam <tmsriram@google.com>
7594 * options.cc (General_options::parse_version): Make -v continue and do
7595 the link like GNU ld does.
7597 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
7599 * Makefile.am (CCFILES): Add timer.cc.
7600 (HFILES): Add timer.h.
7601 * configure.ac: Check for sysconf and times.
7602 * main.cc: include timer.h.
7603 (main): Use Timer instead of get_run_time.
7606 * workqueue.cc: include timer.h.
7607 (Workqueue::find_and_run_task):
7608 Report user, sys and wall time.
7609 * Makefile.in: Regenerate.
7610 * config.in: Regenerate.
7611 * configure: Regenerate.
7613 2009-12-16 Doug Kwan <dougkwan@google.com>
7615 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
7617 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
7618 relaxed input sections.
7619 * output.cc (Output_section::find_relaxed_input_section): Change
7620 return type to Output_relaxed_input_section pointer. Adjust code
7621 for new type of relaxed_input_section_map_.
7622 * output.h (Output_section::find_relaxed_input_section): Change
7623 return type to Output_relaxed_input_section pointer.
7624 (Output_section::Output_relaxed_input_section_by_input_section_map):
7626 (Output_section::relaxed_input_section_map_): Change type to
7627 Output_section::Output_relaxed_input_section_by_input_section_map.
7628 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
7631 2009-12-15 Ian Lance Taylor <iant@google.com>
7633 * layout.cc (Layout::create_shstrtab): Only write out after input
7634 sections if we are compressing debug sections.
7636 2009-12-15 Ian Lance Taylor <iant@google.com>
7638 * archive.cc (Archive::add_symbols): Only look up a symbol without
7639 a version if there is, in fact, a version.
7641 2009-12-14 Ian Lance Taylor <iant@google.com>
7643 Revert -Wshadow changes, all changes from:
7644 2009-12-11 Doug Kwan <dougkwan@google.com>
7645 2009-12-11 Nick Clifton <nickc@redhat.com>
7646 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
7648 2009-12-11 Doug Kwan <dougkwan@google.com>
7650 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
7652 * attributes.cc (Object_attribute::size): Ditto.
7653 (Attributes_section_data::size): Ditto.
7654 (Attributes_section_data::Attributes_section_data): Ditto.
7655 (Output_attributes_section_data::do_write): Ditto.
7656 * attributes.h (Object_attribute::set_type): Ditto.
7657 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
7659 2009-12-11 Nick Clifton <nickc@redhat.com>
7661 * archive.cc: Fix shadowed variable warnings.
7663 * compressed_output.cc: Likewise.
7664 * compressed_output.h: Likewise.
7665 * configure: Likewise.
7666 * dwarf_reader.cc: Likewise.
7667 * dynobj.cc: Likewise.
7668 * dynobj.h: Likewise.
7669 * ehframe.cc: Likewise.
7670 * ehframe.h: Likewise.
7671 * errors.cc: Likewise.
7672 * expression.cc: Likewise.
7673 * fileread.cc: Likewise.
7674 * fileread.h: Likewise.
7675 * freebsd.h: Likewise.
7676 * i386.cc: Likewise.
7678 * incremental.h: Likewise.
7679 * layout.cc: Likewise.
7680 * layout.h: Likewise.
7681 * mapfile.cc: Likewise.
7682 * merge.cc: Likewise.
7683 * merge.h: Likewise.
7684 * object.cc: Likewise.
7685 * object.h: Likewise.
7686 * options.h: Likewise.
7687 * output.cc: Likewise.
7688 * output.h: Likewise.
7689 * parameters.cc: Likewise.
7690 * plugin.cc: Likewise.
7691 * powerpc.cc: Likewise.
7692 * reduced_debug_output.cc: Likewise.
7693 * reduced_debug_output.h: Likewise.
7694 * reloc.cc: Likewise.
7695 * reloc.h: Likewise.
7696 * resolve.cc: Likewise.
7697 * script-sections.cc: Likewise.
7698 * script.cc: Likewise.
7699 * script.h: Likewise.
7700 * sparc.cc: Likewise.
7701 * symtab.cc: Likewise.
7702 * symtab.h: Likewise.
7703 * target-select.cc: Likewise.
7704 * target-select.h: Likewise.
7705 * token.h: Likewise.
7706 * workqueue.cc: Likewise.
7707 * workqueue.h: Likewise.
7708 * x86_64.cc: Likewise.
7710 2009-12-10 Doug Kwan <dougkwan@google.com>
7712 * arm.cc (attributes.h): New include.
7713 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
7714 (Arm_relobj::~Arm_relobj): Delete object pointed by
7715 attributes_section_data_.
7716 (Arm_relobj::attributes_section_data): New method definition.
7717 (Arm_relobj::attributes_section_data_): New data member declaration.
7718 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
7719 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
7720 attributes_section_data_.
7721 (Arm_dynobj::attributes_section_data): New method definition.
7722 (Arm_dynobj::attributes_section_data_): New data member declaration.
7723 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
7724 initialization value of may_use_blx_ to false.
7725 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
7726 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
7727 object attributes to compute results instead of hard-coding.
7728 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
7729 Target_arm::get_secondary_compatible_arch,
7730 Target_arm::set_secondary_compatible_arch
7731 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7732 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
7733 New method declarations.
7734 (Target_arm::get_aeabi_object_attribute): New method definition.
7735 (Target_arm::attributes_section_data_): New data member declaration.
7736 (read_arm_attributes_section): New template definition.
7737 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
7738 (Arm_dynobj::do_read_symbols): Ditto.
7739 (Target_arm::do_finalize_sections): Merge attributes sections from
7740 input. Check for BLX use after attributes section merging.
7741 Fix __exidx_start and __exidx_end visibility. Create an
7742 .ARM.attributes section if necessary.
7743 (Target_arm::get_secondary_compatible_arch,
7744 Target_arm::set_secondary_compatible_arch,
7745 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
7746 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
7747 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
7748 New method definitions.
7750 2009-12-09 Ian Lance Taylor <iant@google.com>
7752 * plugin.cc (Plugin::load): Don't cast from void* to a function
7755 2009-12-09 Ian Lance Taylor <iant@google.com>
7757 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
7760 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
7762 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
7763 Replace two_file_shared_1.so with two_file_shared_2.so.
7764 * testsuite/Makefile.in: Regenerated.
7766 2009-12-08 Doug Kwan <dougkwan@google.com>
7768 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7769 (HFILES): Add attributes.h and int_encoding.h.
7770 * Makefile.in: Regenerate.
7771 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7772 function definitions to int_encoding.cc
7773 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7774 prototypes to int_encoding.h
7775 * reduced_debug_output.cc (int_encoding.h): New include.
7776 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7777 function definitions to int_encoding.cc
7778 (insert_into_vector, read_from_pointer): Move template definitions to
7780 * attributes.cc: New file.
7781 * attributes.h: New file.
7782 * int_encoding.cc: New file.
7783 * int_encoding.h: New file.
7785 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
7788 * incremental-dump.cc (dump_incremental_inputs): New.
7789 (main): Use dump_incremental_inputs.
7791 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7794 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7795 checking elfcpp::STT_FUNC.
7796 (Target_i386::Relocate::relocate): Likewise.
7797 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7799 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7800 symbols from shared libraries into normal FUNC symbols.
7802 * symtab.h (Symbol): Add is_func and use it.
7804 2009-12-05 Doug Kwan <dougkwan@google.com>
7806 * arm.cc (Target_arm::arm_info): Initialize new fields
7807 attributes_section and attributes_vendor.
7808 * i386.cc (Target_i386::i386_info): Same.
7809 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7810 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7811 fields attributes_section and attributes_vendor.
7812 * sparc.cc (Target_sparc::sparc_info): Same.
7813 * target.h (Target::attributes_section, Target::attributes_vendor,
7814 Target::is_attributes_section, Target::attribute_arg_type,
7815 Target::attributes_order): New method definitions.
7816 (Target::Target_info::attributes_section,
7817 Target::Target_info::attributes_vendor): New fields.
7818 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7819 virtual method definitions.
7820 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7821 attributes_section and attributes_vendor.
7822 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7824 2009-12-05 Doug Kwan <dougkwan@google.com>
7826 * arm.cc: Update comments about interworking and stub generation.
7827 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7828 considered as non-PIC.
7829 (Arm_relocate_functions::base_abs): Fix formatting.
7830 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7831 of function to use GOT entry address instead of offset.
7832 (Target_arm::Scan::global): Issue an error if a symbol would need a
7833 PLT does not get one because it is untyped. Remove code to create
7834 dynamic symbols for relative branches.
7835 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7836 takes unsigned integer instead of boolean.
7838 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7840 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7841 (two_file_test_LDADD): Likewise.
7842 (common_test_1_LDADD): Likewise.
7843 (exception_test_LDADD) Likewise.
7844 (weak_test_LDADD): Likewise.
7845 (many_sections_test_LDADD): Likewise.
7846 (initpri1_LDADD): Likewise.
7847 (script_test_1_LDADD): Likewise.
7848 (script_test_2_LDADD): Likewise.
7849 (justsyms_LDADD): Likewise.
7850 (binary_test_LDADD): Likewise.
7851 (large_LDADD): Likewise.
7852 * testsuite/Makefile.in: Regenerated.
7854 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
7856 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7857 (Symbol_table::override_with_special): Likewise.
7858 (Symbol_table::add_from_object): Likewise.
7860 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7862 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7863 Don't set the data_offset twice.
7865 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
7867 * testsuite/Makefile.in: Regenerate.
7869 2009-12-03 Doug Kwan <dougkwan@google.com>
7871 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7872 (Target_arm::do_finalize_sections): Add parameter for symbol table
7873 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7874 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7875 parameter for symbol table pointer.
7876 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7877 an additional parameter for a pointer to symbol table.
7878 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7879 parameter for a symbol table pointer.
7880 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7881 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7883 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7884 parameter for a symbol table pointer.
7886 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
7888 * incremental.cc (Incremental_inputs_header)
7889 (Incremental_inputs_header_write, Incremental_inputs_entry)
7890 (Incremental_inputs_entry_write): Move ...
7891 * incremental.h (Incremental_inputs_header)
7892 (Incremental_inputs_header_write, Incremental_inputs_entry)
7893 (Incremental_inputs_entry_write): here.
7895 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7897 * incremental.cc (make_sized_incremental_binary): Set the target.
7898 Error if it is incompatible.
7899 * output.h (Output_file): Add filename method.
7901 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7903 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7904 from the get_* methods.
7906 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7908 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7909 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7910 Write 0 for the data_offset of scripts.
7912 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
7914 * testsuite/Makefile.am: Add the incremental_test.sh test.
7915 * testsuite/incremental_test.sh: New.
7916 * testsuite/incremental_test_1.c: New.
7917 * testsuite/incremental_test_2.c: New.
7919 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
7921 * incremental-dump.cc (main): Fix typos.
7923 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
7926 * incremental-dump.cc (main): Use llu to print 64 bit values.
7928 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7929 H.J. Lu <hongjiu.lu@intel.com>
7931 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7933 (incremental_dump_LDADD): Likewise.
7934 * Makefile.in: Regenerated.
7936 2009-11-25 Doug Kwan <dougkwan@google.com>
7940 2009-11-25 Doug Kwan <dougkwan@google.com>
7942 * arm.cc (Target_arm::Target_arm): Move method definition
7943 outside of class definition. Add code to handle
7944 --target1-rel, --target1-abs and --target2= options.
7945 (Target_arm::get_reloc_reloc_type): Change method to be
7946 non-static and const.
7947 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7948 New data member declaration.
7949 (Target_arm::Scan::local, Target_arm::Scan::global,
7950 Target_arm::Relocate::relocate,
7951 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7952 Adjust call to Target_arm::get_real_reloc_type.
7953 (Target_arm::get_real_reloc_type): Use command line options
7954 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7955 * options.h (--target1-rel, --target1-abs, --target2): New
7958 2009-11-25 Doug Kwan <dougkwan@google.com>
7960 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7961 class definition. Add code to handle --target1-rel, --target1-abs
7962 and --target2= options.
7963 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7965 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7967 (Target_arm::Scan::local, Target_arm::Scan::global,
7968 Target_arm::Relocate::relocate,
7969 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7970 call to Target_arm::get_real_reloc_type.
7971 (Target_arm::get_real_reloc_type): Use command line options to
7972 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7973 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7976 2009-11-25 Doug Kwan <dougkwan@google.com>
7978 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7979 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7980 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7982 (Arm_relocate_functions::thm_call): Replace body with a call to
7983 Arm_relocate_functions::thumb_branch_common.
7984 (Arm_relocate_functions::thm_jump24,
7985 Arm_relocate_functions::thm_xpc22): New method definitions.
7986 (Arm_relocate_functions::thumb_branch_common): New method definition.
7987 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7989 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7990 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7992 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7994 * Makefile.am: Build incremental-dump
7995 * Makefile.in: Regenerate.
7996 * incremental-dump.cc: New.
7997 * incremental.cc (Incremental_inputs_header_data,
7998 Incremental_inputs_entry_data): Move to incremental.h
7999 * incremental.h: (Incremental_inputs_header_data,
8000 Incremental_inputs_entry_data): Move from incremental.cc
8002 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8004 * incremental.cc (Incremental_inputs_header,
8005 Incremental_inputs_header_write, Incremental_inputs_entry,
8006 Incremental_inputs_entry_write): Add a typedef with the data type.
8008 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8010 * incremental.cc (Incremental_inputs_header,
8011 Incremental_inputs_header_write, Incremental_inputs_entry,
8012 Incremental_inputs_entry_write): Update comment about which
8013 type has the filed descriptions.
8015 2009-11-15 Doug Kwan <dougkwan@google.com>
8017 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8018 (Arm_relocate_functions::arm_branch_common): Change method defintion
8019 in class definition to a method declaration and update list of formal
8021 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8022 Arm_relocation_functions::jump24): Adjust call to
8023 Arm_relocate_functions::arm_branch_common. Update list of formal
8025 (Arm_relocate_functions::xpc25): New method definition.
8026 (Arm_relocate_functions::arm_branch_common): Move method defintion
8027 out from class definition. Use stubs for mode-switching and extending
8029 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8030 specially. Change code to enable use of stubs in ARM branches.
8032 2009-11-10 Doug Kwan <dougkwan@google.com>
8034 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8035 in method declaration.
8036 (Target_arm::relocate_stub): New method declaration.
8037 (Target_arm::default_target): Change to return a pointer instead of
8039 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8040 Target_arm::default_target.
8041 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8043 (Target_arm::relocate_section): Adjust view.
8044 (Target_arm::relocate_stub): New method definition.
8046 2009-11-10 Doug Kwan <dougkwan@google.com>
8048 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8050 * incremental.cc (open_incremental_binary): Initialized local
8051 variables to avoid warnings.
8052 * object.cc (make_elf_object): Ditto.
8053 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8056 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8059 * testsuite/plugin_test.c: Include "config.h".
8061 2009-11-09 Doug Kwan <dougkwan@google.com>
8063 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8064 (arm_symbol_value): Remove.
8065 (Arm_relocate_functions::arm_branch_common,
8066 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8067 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8068 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8069 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8070 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8071 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8072 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8073 Arm_relocate_functions::thm_mobw_abs_nc,
8074 Arm_relocate_functions::thm_mov_abs,
8075 Arm_relocate_functions::movw_prel_nc,
8076 Arm_relocate_functions::thm_movt_abs,
8077 Arm_relocate_functions::movt_prel,
8078 Arm_relocate_functions::thm_movw_prel_nc,
8079 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8080 (Target_arm::Relocate::relocate): Only decompose address into two
8081 parts if relocation type uses the thumb-bit and pass the actual
8082 bit instead of a flag indicating that the thumb-bit is used. Adjust
8083 calls to methods in Arm_relocate_functions for this change.
8085 2009-11-08 Ian Lance Taylor <iant@google.com>
8088 * reloc.cc: Instantiate
8089 Sized_relobj::initialize_input_to_output_maps and
8090 Sized_relobj:free_input_to_output_maps.
8092 2009-11-06 Ian Lance Taylor <iant@google.com>
8095 * defstd.cc (in_segment): Set only_if_ref true for "end".
8097 2009-11-06 Doug Kwan <dougkwan@google.com>
8099 * arm.cc (class Reloc_stub): Correct a comment.
8100 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8101 (Target_arm::scan_section_for_stubs): New method declaration.
8102 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8103 Change methods from private to protected.
8104 (Target_arm::do_may_relax): New method definition.
8105 (Target_arm::do_relax, Target_arm::group_sections,
8106 Target_arm::scan_reloc_for_stub,
8107 Target_arm::scan_reloc_section_for_stubs): New method declarations.
8108 (Target_arm::arm_input_section_map_): New data member declaration.
8109 (Target_arm::scan_reloc_for_stub,
8110 Target_arm::scan_reloc_section_for_stubs,
8111 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
8112 Target_arm::do_relax): New method definitions.
8114 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
8116 * configure.ac: Check for (struct stat)::st_mtim
8117 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
8118 * config.in: Regenerate.
8119 * configure: Regenerate.
8121 2009-11-05 Ian Lance Taylor <iant@google.com>
8124 * output.cc (Output_segment::add_output_section): Add missing
8127 2009-11-04 Ian Lance Taylor <iant@google.com>
8130 * object.h (class Object): Add is_needed and set_is_needed
8131 methods. Add is_needed_ field. Make bool fields into bitfields.
8132 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
8133 defined in a dynamic object and referenced by a regular object,
8134 set is_needed for the dynamic object.
8135 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
8136 if the file is marked with as_needed and it is not needed.
8138 2009-11-04 Ian Lance Taylor <iant@google.com>
8141 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
8142 tags if data is discarded by linker script.
8143 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8144 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8145 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8146 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8148 2009-11-04 Ian Lance Taylor <iant@google.com>
8150 * layout.cc (Layout::get_output_section): Add is_interp and
8151 is_dynamic_linker_section parameters. Change all callers.
8152 (Layout::choose_output_section): Likewise.
8153 (Layout::make_output_section): Likewise.
8154 (Layout::add_output_section_data): Add is_dynamic_linker_section
8155 parameter. Change all callers.
8156 * layout.h (class Layout): Update declarations.
8157 * output.h (class Output_section): Add is_interp, set_is_interp,
8158 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
8159 Add is_interp_, is_dynamic_linker_section_ fields. Change
8160 generate_code_fills_at_write_ to a bitfield.
8161 * output.cc (Output_section::Output_sections): Initialize new
8163 (Output_segment::add_output_section): Add do_sort parameter.
8166 2009-11-03 Ian Lance Taylor <iant@google.com>
8169 * options.h (class General_options): Add --warn-common.
8170 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
8171 merging two common symbols.
8172 (Symbol_table::should_override): Handle --warn-common when merging
8173 a common symbol with a defined symbol. Use report_resolve_problem
8174 for multiple definitions.
8175 (Symbol_table::report_resolve_problem): New function.
8176 * symtab.h (class Symbol_table): Declare report_resolve_problem.
8178 2009-11-03 Doug Kwan <dougkwan@google.com>
8180 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
8182 (Target_arm::stub_factory): New method definition.
8183 (Target_arm::new_arm_input_section,
8184 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
8185 Target_arm::reloc_uses_thumb_bit): New method declarations.
8186 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
8187 New type definitions.
8188 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
8189 member declarations.
8190 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
8191 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
8192 New method definitions.
8194 2009-11-03 Ian Lance Taylor <iant@google.com>
8196 * options.h (class General_options): Add --warn_constructors.
8198 2009-11-03 Ian Lance Taylor <iant@google.com>
8201 * defstd.cc (in_section): Add entries for __rel_iplt_start,
8202 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
8204 2009-11-03 Ian Lance Taylor <iant@google.com>
8207 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
8208 --msgid-bugs-address.
8209 (install-pdf): New target.
8210 (install-data_yes): Look up one directory to find mkinstalldirs.
8212 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
8214 * po/Make-in (.po.gmo): Don't generate .gmo files in source
8217 2009-10-30 Doug Kwan <dougkwan@google.com>
8219 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
8221 2009-10-30 Doug Kwan <dougkwan@google.com>
8223 * arm.cc (Stub_addend_reader): New struct template definition
8224 and partial specializations.
8225 (Stub_addend_reader::operator()): New method definition for a
8226 partially specialized template.
8228 2009-10-30 Doug Kwan <dougkwan@google.com>
8230 * arm.cc (Arm_relobj::processor_specific_flags): New method
8232 (Arm_relobj::do_read_symbols): New method declaration.
8233 (Arm_relobj::processor_specific_flags_): New data member declaration.
8234 (Arm_dynobj): New class definition.
8235 (Target_arm::do_finalize_sections): Add input_objects parameter.
8236 (Target_arm::do_adjust_elf_header): New method declaration.
8237 (Target_arm::are_eabi_versions_compatible,
8238 (Target_arm::merge_processor_specific_flags): New method declaration.
8239 (Target_arm::do_make_elf_object): New overloaded method definitions
8241 (Arm_relobj::do_read_symbols): New method definition.
8242 (Arm_dynobj::do_read_symbols): Ditto.
8243 (Target_arm::do_finalize_sections): Add input_objects parameters.
8244 Merge processor-specific flags from all input objects.
8245 (Target_arm::are_eabi_versions_compatible,
8246 Target_arm::merge_processor_specific_flags,
8247 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
8248 New method definitions.
8249 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
8250 Input_objects pointer type parameter.
8251 * layout.cc (Layout::finalize): Pass input objects to target's.
8252 finalize_sections function.
8253 * output.cc (Output_file_header::do_sized_write): Set ELF file
8254 header's processor-specific flags.
8255 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
8256 Input_objects pointer type parameter.
8257 * sparc.cc (Target_sparc::do_finalize_sections): Same.
8258 * target.h (Input_objects): New forward class declaration.
8259 (Target::processor_specific_flags,
8260 Target::are_processor_specific_flags_sect): New method definitions.
8261 (Target::finalize_sections): Add input_objects parameter.
8262 (Target::Target): Initialize processor_specific_flags_ and
8263 are_processor_specific_flags_set_.
8264 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
8266 (Target::set_processor_specific_flags): New method definition.
8267 (Target::processor_specific_flags_,
8268 Target::are_processor_specific_flags_set_): New data member
8270 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
8271 Input_objects pointer type parameter.
8273 2009-10-30 Doug Kwan <dougkwan@google.com>
8275 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
8277 2009-10-28 Ian Lance Taylor <iant@google.com>
8279 * object.h (class Relobj): Drop options parameter from
8280 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
8281 do_scan_relocs, do_relocate. Change all callers.
8282 (class Sized_relobj): Drop options parameters from
8283 do_gc_process_relocs, do_scan_relocs, do_relocate,
8284 do_relocate_sections, relocate_sections, emit_relocs_scan,
8285 emit_relocs_scan_reltype. Change all callers.
8286 (struct Relocate_info): Remove options field and all references to
8288 * reloc.h (class Read_relocs): Remove options constructor
8289 parameter and options_ field. Change all callers.
8290 (class Gc_process_relocs, class Scan_relocs): Likewise.
8291 (class Relocate_task): Likewise.
8292 * target-reloc.h (scan_relocs): Remove options parameter. Change
8294 (scan_relocatable_relocs): Likewise.
8295 * target.h (class Sized_target): Remove options parameter from
8296 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
8298 * gc.h (gc_process_relocs): Remove options parameter. Change all
8300 * arm.cc: Update functions to remove options parameters.
8301 * i386.cc: Likewise.
8302 * powerpc.cc: Likewise.
8303 * sparc.cc: Likewise.
8304 * x86_64.cc: Likewise.
8305 * testsuite/testfile.cc: Likewise.
8307 2009-10-28 Doug Kwan <dougkwan@google.com>
8309 * arm.cc (Arm_relobj): New class definition.
8310 (Arm_relobj::scan_sections_for_stubs,
8311 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
8312 New method definitions.
8314 2009-10-28 Cary Coutant <ccoutant@google.com>
8316 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
8317 (Plugin::cleanup_done_): New member.
8318 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
8319 (Plugin_manager::cleanup_done_): Remove.
8320 (Plugin_manager::add_input_file): Edit error message.
8321 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
8322 (Plugin_manager::cleanup): Remove use of cleanup_done_.
8324 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
8326 * fileread.cc: (File_read::View::~View): Use the new
8327 data_ownership_ filed.
8328 (File_read::~File_read): Dispose the new whole_file_view_.
8329 (File_read::open): Mmap the whole file if needed.
8330 (File_read::open): Use whole_file_view_ instead of contents_.
8331 (File_read::find_view): Use whole_file_view_ if applicable.
8332 (File_read::do_read): Use whole_file_view_ instead of contents_.
8333 (File_read::make_view): Use whole_file_view_ instead of contents_,
8334 update File_read::View::View call.
8335 (File_read::find_or_make_view): Update File_read::View::View
8337 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
8339 (File_read::View::Data_ownership): New enum.
8340 (File_read::View::View): Replace bool mapped_ with Data_ownership
8342 (File_read::View::mapped_): Remove (replaced by data_ownership_).
8343 (File_read::View::data_ownership_): New field.
8344 (File_read::contents_): Remove (replaced by whole_file_view_).
8345 (File_read::whole_file_view_): New field.
8346 * options.h (class General_options): Add --keep-files-mapped.
8348 2009-10-27 Cary Coutant <ccoutant@google.com>
8350 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
8351 * testsuite/Makefile.am (plugin_test_5): New test case.
8352 * testsuite/Makefile.in: Regenerate.
8354 2009-10-25 Doug Kwan <dougkwan@google.com>
8356 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
8357 from private to protected to allow access by child class.
8358 (Sized_relobj::do_relocate_sections): New method declaration.
8359 (Sized_relobj::relocate_sections): Virtualize.
8360 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
8361 Sized_relobj::relocate_sections. Instantiate template explicitly
8362 for different target sizes and endianity.
8364 2009-10-24 Doug Kwan <dougkwan@google.com>
8366 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
8367 (Arm_input_section::as_arm_input_section): New method.
8368 (Arm_output_section): New class definition.
8369 (Arm_output_section::create_stub_group,
8370 Arm_output_section::group_sections): New method definitions.
8372 2009-10-22 Doug Kwan <dougkwan@google.com>
8374 * arm.cc (Arm_input_section): New class definition.
8375 (Arm_input_section::init, Arm_input_section:do_write,
8376 Arm_input_section::set_final_data_size,
8377 Arm_input_section::do_reset_address_and_file_offset): New method
8380 2009-10-21 Doug Kwan <dougkwan@google.com>
8382 * arm.cc (Stub_table, Arm_input_section): New forward class
8384 (Stub_table): New class defintion.
8385 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
8386 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
8387 New method definition.
8389 2009-10-21 Doug Kwan <dougkwan@google.com>
8391 * arm.cc: Update copyright comments.
8392 (Target_arm): New forward class template declaration.
8393 (Arm_address): New type.
8394 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
8395 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
8396 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
8398 (Insn_template): Same.
8399 (DEF_STUBS): New macro.
8400 (Stub_type): New enum type.
8401 (Stub_template): New class definition.
8404 (Stub_factory): Same.
8405 (Target_arm::Target_arm): Initialize may_use_blx_ and
8406 should_force_pic_veneer_.
8407 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
8408 Target_arm::should_force_pic_veneer,
8409 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
8410 Target_arm::using_thumb_only, Target_arm:;default_target): New
8412 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
8413 New data member declarations.
8414 (Insn_template::size, Insn_template::alignment): New method defintions.
8415 (Stub_template::Stub_template): New method definition.
8416 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
8417 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
8418 (Stub_factory::Stub_factory): New method definition.
8419 * gold.h (string_hash): New template.
8420 * output.h (Input_section_specifier::hash_value): Use
8422 (Input_section_specifier::string_hash): Remove.
8423 * stringpool.cc (Stringpool_template::string_hash): Use
8426 2009-10-20 Doug Kwan <dougkwan@google.com>
8428 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
8429 symbols of relaxed input sections.
8430 * output.h (Output_section::find_relaxed_input_section): Make
8433 2009-10-16 Doug Kwan <dougkwan@google.com>
8435 * dynobj.cc (Versions::Versions): Initialize version_script_.
8436 Only insert base version symbol definition for a shared object
8437 if version script defines any version versions.
8438 (Versions::define_base_version): New method definition.
8439 (Versions::add_def): Check that base version is not needed.
8440 (Versions::add_need): Define base version lazily.
8441 * dynobj.h (Versions::define_base_version): New method declaration.
8442 (Versions::needs_base_version_): New data member declaration.
8443 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
8444 (check_DATA): Add no_version_test.stdout.
8445 (libno_version_test.so, no_version_test.o no_version_test.stdout):
8447 * testsuite/Makefile.in: Regenerate.
8448 * testsuite/no_version_test.c: New file.
8449 * testsuite/no_version_test.sh: Ditto.
8451 2009-10-16 Doug Kwan <dougkwan@google.com>
8453 * expression.cc (class Segment_start_expression): New class definition.
8454 (Segment_start_expression::value): New method definition.
8455 (script_exp_function_segment_start): Return a new
8456 Segment_start_expression.
8457 * gold/script-c.h (script_saw_segment_start_expression): New function
8459 * script-sections.cc (Script_sections::Script_sections): Initialize
8460 SAW_SEGMENT_START_EXPRESSION_ to false.
8461 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
8462 and -Tbbs options to specify section addresses if given in
8463 command line and no SEGMENT_START expression is seen in a script.
8464 * script-sections.h (Script_sections::saw_segment_start_expression,
8465 Script_sections::set_saw_segment_start_expression): New method
8467 (Script_sections::saw_segment_start_expression_): New data member
8469 * script.cc (script_saw_segment_start_expression): New function.
8470 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
8471 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
8472 script_test_7.sh and script_test_8.sh.
8473 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
8474 script_test_8.stdout.
8475 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
8476 (script_test_6, script_test_6.stdout, script_test_7,
8477 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
8478 * Makefile.in: Regenerate.
8479 * testsuite/script_test_6.sh: New file.
8480 * testsuite/script_test_6.t: Same.
8481 * testsuite/script_test_7.sh: Same.
8482 * testsuite/script_test_7.t: Same.
8483 * testsuite/script_test_8.sh: Same.
8485 2009-10-16 Doug Kwan <dougkwan@google.com>
8487 * output.cc (Output_segment::set_section_list_address): Cast
8488 expressions to unsigned long long type to avoid format warnings.
8490 2009-10-15 Ian Lance Taylor <iant@google.com>
8492 * script.cc (Script_options::add_symbol_assignment): Always add a
8493 dot assignment to script_sections_.
8494 * script-sections.cc (Script_sections::add_dot_assignment):
8495 Initialize if necessary.
8497 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
8498 program headers with no load segment if there is a linker script.
8500 * layout.cc (Layout::set_segment_offsets): Align the file offset
8501 to the segment aligment for -N or -n with no load segment.
8502 * output.cc (Output_segment::add_output_section): Don't crash if
8503 the first section is a TLS section.
8504 (Output_segment::set_section_list_addresses): Print an error
8505 message if the address moves backward in a linker script.
8506 * script-sections.cc
8507 (Output_section_element_input::set_section_addresses): Don't
8508 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
8509 (Orphan_output_section::set_section_addresses): Likewise.
8511 2009-10-15 Doug Kwan <dougkwan@google.com>
8513 * layout.cc (Layout::finish_dynamic_section): Generate tags
8514 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
8515 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
8516 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
8518 2009-10-14 Ian Lance Taylor <iant@google.com>
8520 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
8522 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
8523 data_shdr fields of relinfo.
8524 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
8525 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
8526 R_386_TLS_LDO_32, adjust based on section flags.
8527 (Target_i386::Relocate::fix_up_ldo): Remove.
8529 2009-10-13 Ian Lance Taylor <iant@google.com>
8531 Add support for -pie.
8532 * options.h (class General_options): Add -pie and
8534 (General_options::output_is_position_independent): Test -pie.
8535 (General_options::output_is_executable): Return true if not shared
8536 and not relocatable.
8537 (General_options::output_is_pie): Remove.
8538 * options.cc (General_options::finalize): Reject incompatible uses
8540 * gold.cc (queue_middle_tasks): A -pie link is not static.
8541 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
8542 * symtab.cc (Symbol::final_value_is_known): Return false if
8543 output_is_position_independent.
8544 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
8545 output_is_position_independent.
8546 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
8547 output_is_position_independent.
8548 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
8549 output_is_position_independent.
8550 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
8552 (basic_pie_test.o, basic_pie_test): New targets.
8553 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
8554 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
8555 (two_file_pie_test): New target.
8556 * testsuite/Makefile.in: Rebuild.
8557 * README: Remove note saying that -pie is not supported.
8559 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8561 * options.h (class General_options): Add -init and -fini.
8562 * layout.cc (Layout::finish_dynamic_section): Emit
8563 given init and fini functions.
8565 2009-10-13 Sriraman Tallam <tmsriram@google.com>
8567 * gc.h (gc_process_relocs): Check if icf is enabled using new
8569 * gold.cc (queue_initial_tasks): Likewise.
8570 (queue_middle_tasks): Likewise.
8571 * object.cc (do_layout): Likewise.
8572 * symtab.cc (is_section_folded): Likewise.
8573 * main.cc (main): Likewise.
8574 * reloc.cc (Read_relocs::run): Likewise.
8575 (Sized_relobj::do_scan_relocs): Likewise.
8576 * icf.cc (is_function_ctor_or_dtor): New function.
8577 (Icf::find_identical_sections): Check if function is ctor or dtor when
8579 * options.h (General_options::icf): Change option to be an enum.
8580 (Icf_status): New enum.
8581 (icf_enabled): New method.
8582 (icf_safe_folding): New method.
8583 (set_icf_status): New method.
8584 (icf_status_): New variable.
8585 * (options.cc) (General_options::finalize): Set icf_status_.
8586 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
8587 icf_test and icf_keep_unique_test to use the --icf enum flag.
8588 * testsuite/icf_safe_test.sh: New file.
8589 * testsuite/icf_safe_test.cc: New file.
8591 2009-10-12 Sriraman Tallam <tmsriram@google.com>
8593 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
8594 includes to gc.h and icf.h.
8595 * arm.cc: Include gc.h.
8596 * gold.cc: Likewise.
8597 * i386.cc: Likewise.
8598 * powerpc.cc: Likewise.
8599 * sparc.cc: Likewise.
8600 * x86_64.cc: Likewise.
8601 * gc.h: Include icf.h.
8603 2009-10-11 Ian Lance Taylor <iant@google.com>
8605 * plugin.cc: Include "gold.h" before other header files.
8607 2009-10-10 Chris Demetriou <cgd@google.com>
8609 * options.h (Input_file_argument::Input_file_type): New enum.
8610 (Input_file_argument::is_lib_): Replace with...
8611 (Input_file_argument::type_): New member.
8612 (Input_file_argument::Input_file_argument): Take Input_file_type
8613 'type' rather than boolean 'is_lib' as second argument.
8614 (Input_file_argument::is_lib): Use type_.
8615 (Input_file_argument::is_searched_file): New function.
8616 (Input_file_argument::may_need_search): Handle is_searched_file.
8617 * options.cc (General_options::parse_library): Support -l:filename.
8618 (General_options::parse_just_symbols): Update for Input_file_argument
8620 (Command_line::process): Likewise.
8621 * archive.cc (Archive::get_file_and_offset): Likewise.
8622 * plugin.cc (Plugin_manager::release_input_file): Likewise.
8623 * script.cc (read_script_file, script_add_file): Likewise.
8624 * fileread.cc (Input_file::Input_file): Likewise.
8625 (Input_file::will_search_for): Handle is_searched_file.
8626 (Input_file::open): Likewise.
8627 * readsyms.cc (Read_symbols::get_name): Likewise.
8628 * testsuite/Makefile.am (searched_file_test): New test.
8629 * testsuite/Makefile.in: Regenerate.
8630 * testsuite/searched_file_test.cc: New file.
8631 * testsuite/searched_file_test_lib.cc: New file.
8633 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8634 Ian Lance Taylor <iant@google.com>
8636 * descriptor.cc: Include <cstdio> and "binary-io.h".
8637 (Descriptors::open): Open the files in binary mode always.
8638 * script.cc (Lex::get_token): Treat \r as whitespace.
8640 2009-10-09 Ian Lance Taylor <iant@google.com>
8642 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
8644 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8645 Ian Lance Taylor <iant@google.com>
8647 * configure.ac: Check for readv function also.
8648 * fileread.cc (readv): Define if not HAVE_READV.
8649 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
8651 * config.in: Regenerate.
8652 * configure: Regenerate.
8654 2009-10-09 Doug Kwan <dougkwan@google.com>
8656 * layout.cc (Layout::make_output_section): Call target hook to make
8657 ordinary output section.
8658 (Layout::finalize): Adjust parameter list of call the
8659 Target::may_relax().
8660 * layout.h (class Layout::section_list): New method.
8661 * merge.h (Output_merge_base::entsize): Change visibility to public.
8662 (Output_merge_base::is_string, Output_merge_base::do_is_string):
8664 (Output_merge_string::do_is_string): New method.
8665 * object.cc (Sized_relobj::do_setup): renamed from
8666 Sized_relobj::set_up.
8667 * object.h (Sized_relobj::adjust_shndx,
8668 Sized_relobj::initializ_input_to_output_maps,
8669 Sized_relobj::free_input_to_output_maps): Change visibilities to
8671 (Sized_relobj::setup): Virtualize.
8672 (Sized_relobj::do_setup): New method declaration.
8673 (Sized_relobj::invalidate_section_offset,
8674 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
8675 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
8676 * options.cc (parse_int): New function.
8677 * options.h (parse_int): New declaration.
8678 (DEFINE_int): New macro.
8679 (stub_group_size): New option.
8680 * output.cc (Output_section::Output_section): Initialize memebers
8681 merge_section_map_, merge_section_by_properties_map_,
8682 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
8683 (Output_section::add_input_section): Handled deferred code-fill
8684 generation and remove an old comment.
8685 (Output_section::add_relaxed_input_section): New method definition.
8686 (Output_section::add_merge_input_section): Use merge section by
8687 properties map to speed to search. Update merge section maps
8689 (Output_section::build_relaxation_map): New method definition.
8690 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8692 (Output_section::relax_input_section): Renamed to
8693 Output_section::convert_input_sections_to_relaxed_sections and change
8694 interface to take a vector of pointers to relaxed sections.
8695 (Output_section::find_merge_section,
8696 Output_section::find_relaxed_input_section): New method definitions.
8697 (Output_section::is_input_address_mapped,
8698 Output_section::output_offset, Output_section::output_address):
8699 Use output section data maps to speed up searching.
8700 (Output_section::find_starting_output_address): Add comments.
8701 (Output_section::do_write,
8702 Output_section::write_to_postprocessing_buffer): Do code-fill
8703 generation as appropriate.
8704 (Output_section::get_input_sections): Invalidate relaxed input section
8706 (Output_section::restore_states): Adjust type of checkpoint .
8707 Invalidate relaxed input section map.
8708 * output.h (Output_merge_base): New class declaration.
8709 (Input_section_specifier): New class defintion.
8710 (class Output_relaxed_input_section) Change base class to
8711 Output_section_data_build.
8712 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
8713 base class initializer.
8714 (Output_section::add_relaxed_input_section): New method declaration.
8715 (Output_section::Input_section): Change visibility to protected.
8716 (Output_section::Input_section::relobj,
8717 Output_section::Input_section::shndx): Handle relaxed input sections.
8718 Output_section::input_sections) Change visibility to protected. Also
8719 define overload to return a non-const pointer.
8720 (Output_section::Merge_section_properties): New class defintion.
8721 (Output_section::Merge_section_by_properties_map,
8722 Output_section::Output_section_data_by_input_section_map,
8723 Output_section::Relaxation_map): New types.
8724 (Output_section::relax_input_section): Rename method to
8725 Output_section::convert_input_sections_to_relaxed_sections and change
8726 interface to take a vector of relaxed section pointers.
8727 (Output_section::find_merge_section,
8728 Output_section::find_relaxed_input_section,
8729 Output_section::build_relaxation_map,
8730 Output_section::convert_input_sections_in_list_to_relaxed_sections):
8731 New method declarations.
8732 (Output_section::merge_section_map_
8733 Output_section::merge_section_by_properties_map_,
8734 Output_section::relaxed_input_section_map_,
8735 Output_section::is_relaxed_input_section_map_valid_,
8736 Output_section::generate_code_fills_at_write_): New data members.
8737 * script-sections.cc
8738 (Output_section_element_input::set_section_addresses): Call
8739 current_data_size and addralign methods of relaxed input sections.
8740 (Orphan_output_section::set_section_addresses): Call current_data_size
8741 and addralign methods of relaxed input sections.
8742 * symtab.cc (Symbol_table::compute_final_value): Extract template
8743 from the body of Symbol_table::sized_finalize_symbol.
8744 (Symbol_table::sized_finalized_symbol): Call
8745 Symbol_table::compute_final_value.
8746 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
8747 (Symbol_table::compute_final_value): New templated method declaration.
8748 * target.cc (Target::do_make_output_section): New method defintion.
8749 * target.h (Target::make_output_section): New method declaration.
8750 (Target::relax): Add more parameters for input objects, symbol table
8751 and layout. Adjust call to do_relax.
8752 (Target::do_make_output_section): New method declaration.
8753 (Target::do_relax): Add parameters for input objects, symbol table
8756 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8758 * pread.c: Include stdio.h.
8760 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8762 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
8765 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8767 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8768 Change read_shndx type to unsigned int.
8769 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8771 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8772 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8773 Change read_shndx type to unsigned int.
8774 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8776 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8777 * layout.cc (Layout::create_symtab_sections): Cast the result of
8778 local_symcount * symsize to off_t in the gold_assert.
8780 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8782 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8783 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8785 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8786 (Arm_relocate_functions::thm_abs5): New function.
8787 (Arm_relocate_functions::abs12): New function.
8788 (Arm_relocate_functions::abs16): New function.
8789 (Arm_relocate_functions::base_abs): New function.
8790 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8791 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8792 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8794 (Scan::global): Likewise.
8795 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8796 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8797 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8798 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8801 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8803 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8804 (Arm_relocate_functions::movt_prel): New function.
8805 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8806 (Arm_relocate_functions::thm_movt_prel): New function.
8807 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8808 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8809 (Scan::global, Relocate::relocate): Likewise.
8810 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8812 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8814 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8815 Incremental_checker.
8816 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8818 (class Incremental_inputs_header): New class.
8819 (Incremental_inputs_header_writer): Edit comment.
8820 (Incremental_inputs_entry): New class.
8821 (Incremental_inputs_entry_writer): Edit comment.
8822 (Sized_incremental_binary::do_find_incremental_inputs_section):
8823 Add *strtab_shndx parameter, fill it.
8824 (Sized_incremental_binary::do_check_inputs): New method.
8825 (Incremental_checker::can_incrementally_link_output_file): Use
8826 Sized_incremental_binary::check_inputs.
8827 (Incremental_inputs::report_command_line): Save command line in
8830 (Incremental_binary::find_incremental_inputs_section): New
8832 (Incremental_binary::do_find_incremental_inputs_section): Add
8833 strtab_shndx parameter.
8834 (Incremental_binary::do_check_inputs): New pure virtual method.
8835 (Sized_incremental_binary::do_check_inputs): Declare.
8836 (Incremental_checker::Incremental_checker): Add incremental_inputs
8837 parameter, use it to initialize incremental_inputs_.
8838 (Incremental_checker::incremental_inputs_): New field.
8839 (Incremental_checker::command_line): New method.
8840 (Incremental_checker::inputs): New method.
8841 (Incremental_checker::command_line_): New field.
8843 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8845 * incremental.cc: Include <cstdarg> and "target-select.h".
8846 (vexplain_no_incremental): New function.
8847 (explain_no_incremental): New function.
8848 (Incremental_binary::error): New method.
8849 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8851 (make_sized_incremental_binary): New function.
8852 (open_incremental_binary): New function.
8853 (can_incrementally_link_file): Add checks if output is ELF and has
8855 * incremental.h: Include "elfcpp_file.h" and "output.h".
8856 (Incremental_binary): New class.
8857 (Sized_incremental_binary): New class.
8858 (open_incremental_binary): Declare.
8859 * object.cc (is_elf_object): Use
8860 elfcpp::Elf_recognizer::is_elf_file.
8861 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8862 * output.h (Output_file::filesize): New method.
8864 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8866 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8868 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8869 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8871 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8873 (Arm_relocate_functions::movw_abs_nc): New function.
8874 (Arm_relocate_functions::movt_abs): New function.
8875 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8876 (Arm_relocate_functions::thm_movt_abs): New function.
8877 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8878 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8879 (Scan::global): Likewise.
8880 (Relocate::relocate): Likewise.
8881 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8883 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8885 * arm.cc (Arm_relocate_functions::got_prel) New function.
8886 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8887 (Relocate::relocate): Likewise.
8888 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8890 2009-10-06 Ian Lance Taylor <iant@google.com>
8892 * options.h (class General_options): Define
8893 split_stack_adjust_size parameter.
8894 * object.h (class Object): Add uses_split_stack_ and
8895 has_no_split_stack_ fields. Add uses_split_stack and
8896 has_no_split_stack accessor functions. Declare
8897 handle_split_stack_section.
8898 (class Reloc_symbol_changes): Define.
8899 (class Sized_relobj): Define Function_offsets. Declare
8900 split_stack_adjust, split_stack_adjust_reltype, and
8902 * object.cc (Object::handle_split_stack_section): New function.
8903 (Sized_relobj::do_layout): Call handle_split_stack_section.
8904 * dynobj.cc (Sized_dynobj::do_layout): Call
8905 handle_split_stack_section.
8906 * reloc.cc (Sized_relobj::relocate_sections): Call
8907 split_stack_adjust for executable sections in split_stack
8908 objects. Pass reloc_map to relocate_section.
8909 (Sized_relobj::split_stack_adjust): New function.
8910 (Sized_relobj::split_stack_adjust_reltype): New function.
8911 (Sized_relobj::find_functions): New function.
8912 * target-reloc.h: Include "object.h".
8913 (relocate_section): Add reloc_symbol_changes parameter. Change
8915 * target.h (class Target): Add calls_non_split method. Declare
8916 do_calls_non_split virtual method. Declare match_view and
8918 * target.cc: Include "elfcpp.h".
8919 (Target::do_calls_non_split): New function.
8920 (Target::match_view): New function.
8921 (Target::set_view_to_nop): New function.
8922 * gold.cc (queue_middle_tasks): Give an error if mixing
8923 split-stack and non-split-stack objects with -r.
8924 * i386.cc (Target_i386::relocate_section): Add
8925 reloc_symbol_changes parameter.
8926 (Target_i386::do_calls_non_split): New function.
8927 * x86_64.cc (Target_x86_64::relocate_section): Add
8928 reloc_symbol_changes parameter.
8929 (Target_x86_64::do_calls_non_split): New function.
8930 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8932 * powerpc.cc (Target_powerpc::relocate_section): Add
8933 reloc_symbol_changes parameter.
8934 * sparc.cc (Target_sparc::relocate_section): Add
8935 reloc_symbol_changes parameter.
8936 * configure.ac: Call AM_CONDITIONAL for the default target.
8937 * configure: Rebuild.
8938 * testsuite/Makefile.am (TEST_AS): New variable.
8939 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8940 (check_DATA): Add split_i386 and split_x86_64 files.
8941 (SPLIT_DEFSYMS): Define.
8942 (split_i386_[1234n].o): New targets.
8943 (split_i386_[124]): New targets.
8944 (split_i386_[1234r].stdout): New targets.
8945 (split_x86_64_[1234n].o): New targets.
8946 (split_x86_64_[124]): New targets.
8947 (split_x86_64_[1234r].stdout): New targets.
8948 (MOSTLYCLEANFILES): Add new executables.
8949 * testsuite/split_i386.sh: New file.
8950 * testsuite/split_x86_64.sh: New file.
8951 * testsuite/split_i386_1.s: New file.
8952 * testsuite/split_i386_2.s: New file.
8953 * testsuite/split_i386_3.s: New file.
8954 * testsuite/split_i386_4.s: New file.
8955 * testsuite/split_i386_n.s: New file.
8956 * testsuite/split_x86_64_1.s: New file.
8957 * testsuite/split_x86_64_2.s: New file.
8958 * testsuite/split_x86_64_3.s: New file.
8959 * testsuite/split_x86_64_4.s: New file.
8960 * testsuite/split_x86_64_n.s: New file.
8961 * testsuite/testfile.cc (Target_test): Update relocation_section
8963 * testsuite/Makefile.in: Rebuild.
8965 2009-10-06 Ian Lance Taylor <iant@google.com>
8967 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8968 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8969 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8970 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8971 the address on ldo_addrs_.
8972 (Target_i386::Relocate::fix_up_ldo): New function.
8974 2009-10-06 Rafael Espindola <espindola@google.com>
8976 * plugin.cc (add_input_library): New.
8977 (Plugin::load): Add add_input_library to tv.
8978 (Plugin_manager::add_input_file): Add the is_lib argument.
8979 (add_input_file): Update call to Plugin_manager::add_input_file.
8980 (add_input_library): New.
8981 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8983 2009-09-30 Doug Kwan <dougkwan@google.com>
8985 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8986 symbol and call Symbol::may_need_copy_reloc to determine if
8987 a copy reloc is needed.
8988 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8989 nocopyreloc is given in command line.
8990 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8991 given in command line.
8992 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8993 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8994 of the removed Target_i386::may_need_copy_reloc.
8995 * options.h (copyreloc): New option with default value false.
8996 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8997 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8998 instead of the removed Target_powerpc::may_need_copy_reloc.
8999 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9000 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9001 instead of the removed Target_sparc::may_need_copy_reloc.
9002 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9003 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9004 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9005 instead of the removed Target_x86_64::may_need_copy_reloc.
9007 2009-09-30 Ian Lance Taylor <iant@google.com>
9009 * object.h (class Object): Remove target_ field, and target,
9010 sized_target, and set_target methods.
9011 (Object::sized_target): Remove.
9012 (class Sized_relobj): Update declarations. Remove sized_target.
9013 * object.cc (Sized_relobj::setup): Remove target parameter.
9015 (Input_objects::add_object): Don't do anything with the target.
9016 (make_elf_sized_object): Add punconfigured parameter. Change all
9017 callers. Set or test parameter target.
9018 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9020 * parameters.cc (Parameters::set_target): Change parameter type to
9022 (Parameters::default_target): Remove.
9023 (set_parameters_target): Change parameter type to be non-const.
9024 (parameters_force_valid_target): New function.
9025 (parameters_clear_target): New function.
9026 * parameters.h (class Parameters): Update declarations. Remove
9027 default_target method. Add sized_target and clear_target
9028 methods. Change target_ to be non-const.
9029 (set_parameters_target): Update declaration.
9030 (parameters_force_valid_target): Declare.
9031 (parameters_clear_target): Declare.
9032 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9033 as NULL if we aren't searching.
9034 (Add_symbols::run): Don't check for compatible target.
9035 * fileread.cc (Input_file::open_binary): Call
9036 parameters_force_valid_target.
9037 * gold.cc (queue_middle_tasks): Likewise.
9038 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9039 set_target on object.
9040 * dynobj.h (class Sized_dynobj): Update declarations.
9041 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9042 make_elf_object returns NULL.
9043 (Archive::include_member): Don't check whether object target is
9045 * output.cc (Output_section::add_input_section): Get target from
9047 (Output_section::relax_input_section): Likewise.
9048 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9050 (Sized_relobj::do_scan_relocs): Likewise.
9051 (Sized_relobj::relocate_sections): Likewise.
9052 * resolve.cc (Symbol_table::resolve): Likewise.
9053 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9054 parameter. Change all callers.
9055 (Symbol_table::add_from_object): Get target from parameters.
9056 (Symbol_table::add_from_relobj): Don't check object target.
9057 (Symbol_table::add_from_dynobj): Likewise.
9058 (Symbol_table::define_special_symbol): Get target from
9060 * symtab.h (class Symbol_table): Update declaration.
9061 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9062 parameter. Change all callers. Clear parameter target.
9063 (Binary_test): Test target here.
9064 * testsuite/object_unittest.cc (gold_testsuite): Remove
9065 target_test_pointer parameter. Change all callers.
9066 (Object_test): Test target here.
9068 2009-09-26 Ian Lance Taylor <iant@google.com>
9070 * testsuite/initpri1.c: Don't try to use constructor priorities if
9071 compiling with gcc before 4.3.
9073 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9075 * testsuite/retain_symbols_file_test.sh (check_present): Change
9076 output file name to retain_symbols_file_test.stdout.
9077 (check_absent): Likewise.
9079 2009-09-18 Craig Silverstein <csilvers@google.com>
9081 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9082 * options.cc: Include <cerrno> and <fstream>.
9083 (General_options::finalize): Parse -retain-symbols-file tag.
9084 * options.h: New flag.
9085 (General_options): New method should_retain_symbol, new
9086 variable symbols_to_retain.
9087 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9088 should_retain_symbol map.
9089 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9090 * testsuite/Makefile.in: Regenerate.
9091 * testsuite/retain_symbols_file_test.sh: New file.
9093 2009-09-18 Nick Clifton <nickc@redhat.com>
9095 * po/es.po: Updated Spanish translation.
9097 2009-09-17 Doug Kwan <dougkwan@google.com>
9099 * debug.h (DEBUG_RELAXATION): New constant.
9100 (DEBUG_ALL): Add DEBUG_RELAXATION.
9101 (debug_string_to_enum): Add relaxation debug option.
9103 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9104 Layout::Relaxation_debug_check::read_sections,
9105 Layout::Relaxation_debug_check::read_sections): New method definitions.
9106 (Layout::Layout): Initialize data members
9107 record_output_section_data_from_scrips_,
9108 script_output_section_data_list_ and relaxation_debug_check_.
9109 (Layout::save_segments, Layout::restore_segments,
9110 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9111 Layout::relaxation_loop_body): New method definitions.
9112 (Layout::finalize): Support relaxation. Move section layout code to
9113 Layout::relaxation_loop_body.
9114 (Layout::set_asection_address_from_script): Move code for orphan
9115 section placement out.
9116 (Layout::place_orphan_sections_in_script): New method definition.
9117 * layout.h (Output_segment_headers, Output_file_header):
9118 New forward class declarations.
9119 (Layout::~Layout): Define.
9120 (Layout::new_output_section_data_from_script): New method definition.
9121 (Layout::place_orphan_sections_in_script): New method declaration.
9122 (Layout::Segment_states): New type declaration.
9123 (Layout::save_segments, Layout::restore_segments,
9124 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9125 Layout::relaxation_loop_body): New method declarations.
9126 (Layout::Output_section_data_list): New type declaration.
9127 (Layout::Relaxation_debug_check): New class definition.
9128 (Layout::record_output_section_data_from_script_,
9129 Layout::script_output_section_data_list_, Layout::segment_states_,
9130 Layout::relaxation_debug_check_): New data members.
9131 * output.cc: (Output_section_headers::do_size): New method definition.
9132 (Output_section_headers::Output_section_headers): Move size
9133 computation to Output_section_headers::do_size.
9134 (Output_segment_headers::do_size): New method definition.
9135 (Output_file_header::Output_file_header): Move size computation to
9136 Output_file_header::do_size and call it.
9137 (Output_file_header::do_size): New method definition.
9138 (Output_data_group::Output_data_group): Adjust call to
9139 Output_section_data.
9140 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
9141 (Output_symtab_xindex::do_write): Add array bound check.
9142 (Output_section::Input_section::print_to_mapfile): Handle
9143 RELAXED_INPUT_SECTION_CODE.
9144 (Output_section::Output_section): Initialize data member checkpoint_.
9145 (Output_section::~Output_section): Delete checkpoint object pointed
9147 (Output_section::add_input_section): Always add an Input_section if
9149 (Output_section::add_merge_input_section): Add assert.
9150 (Output_section::relax_input_section): New method definition.
9151 (Output_section::set_final_data_size): Set load address to zero for
9152 an unallocated section.
9153 (Output_section::do_address_and_file_offset_have_reset_values):
9154 New method definition.
9155 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
9156 Handle relaxed input section.
9157 (Output_section::sort_attached_input_sections): Checkpoint input
9158 section list lazily.
9159 (Output_section::get_input_sections): Change type of input_sections to
9160 list of Simple_input_section pointers. Checkpoint input section list
9161 lazily. Also handle relaxed input sections.
9162 (Output_section::add_input_section_for_script): Take a reference to
9163 a Simple_input_section object instead of Relobj pointer and section
9164 index as parameter. Handle relaxed input sections.
9165 (Output_section::save_states, Output_section::restore_states): New
9167 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
9168 (Output_data::is_data_size_fixed): New method definition.
9169 (Output_data::reset_addresss_and_file_offset): Do not reset data size
9171 (Output_data::address_and_file_offset_have_reset_values): New method
9173 (Output_data::do_address_and_file_offset_have_reset_values): New method
9175 (Output_data::set_data_size): Check that data size is not fixed.
9176 (Output_data::fix_data_size): New method definition.
9177 (Output_data::is_data_size_fixed_): New data member.
9178 (Output_section_headers::set_final_data_size): New method definition.
9179 (Output_section_headers::do_size): New method declaration.
9180 (Output_segment_headers::set_final_data_size): New method definition.
9181 (Output_segment_headers::do_size): New method declaration.
9182 (Output_file_header::set_final_data_size)::New method definition.
9183 (Output_file_header::do_size)::New method declaration.
9184 (Output_section_data::Output_section_data): Add new parameter
9185 is_data_size_fixed and use it to fix data size.
9186 (Output_data_const::Output_data_const): Adjust call to base class
9187 constructor and fix data size.
9188 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
9189 base class constructor and fix data size.
9190 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
9191 base class constructor and fix data size.
9192 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
9193 class constructor and fix data size.
9194 (Output_data_group::set_final_data_size): New method definition.
9195 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
9196 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
9197 class constructor and fix data size.
9198 (Output_relaxed_input_section): New class definition.
9199 (Output_section::Simple_input_section): New class definition.
9200 (Output_section::get_input_sections): Adjust parameter list.
9201 (Output_section::add_input_section_for_script): Same.
9202 (Output_section::save_states, Output_section::restore_states,
9203 Output_section::do_address_and_file_offset_have_reset_values,
9204 (Output_section::Input_section::Input_section): Handle
9205 RELAXED_INPUT_SECTION_CODE. Add new overload for
9206 Output_relaxed_input_section.
9207 (Output_section::Input_section::is_input_section,
9208 Output_section::Input_section::set_output_section): Handle relaxed
9210 (Output_section::Input_section::is_relaxed_input_section,
9211 Output_section::Input_section::output_section_data,
9212 Output_section::Input_section::relaxed_input_section): New method
9214 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
9216 (Output_section::Input_section::u1_): Update comments.
9217 (Output_section::Input_section::u2_): Add new union member poris.
9218 (Output_section::Checkpoint_output_section): New classs definition.
9219 (Output_section::relax_input_section): New method declaration.
9220 (Output_section::checkpoint_): New data member.
9221 (Output_segment): Update comments.
9222 (Output_segment::Output_segment): Un-privatize copy constructor.
9223 (Output_segment::operator=): Un-privatize.
9224 * script-sections.cc (Output_section_element::Input_section_list):
9225 Change element type to Output_section::Simple_input_section.
9226 (Output_section_element_dot_assignment::set_section_addresses):
9227 Register output section data for relaxation clean up.
9228 (Output_data_exression::Output_data_expression): Adjust call to base
9229 constructor to fix data size.
9230 (Output_section_element_data::set_section_addresses): Register
9231 Output_data_expression object for relaxation clean up.
9232 (struct Input_section_info): Replace Relobj pointer and section index
9233 pair with Output_section::Simple_input_section and Convert struct to a
9235 (Input_section_sorter::operator()): Adjust access to
9236 Input_section_info data member to use accessors.
9237 (Output_section_element_input::set_section_addresses): Use layout
9238 parameter. Adjust code to use Output_section::Simple_input_section
9239 and Input_secction_info classes. Register filler for relaxation
9241 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
9242 and section index pair with Output_section::Simple_input_section
9243 class. Adjust code accordingly.
9244 (Phdrs_element::release_segment): New method definition.
9245 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
9247 (Script_sections::release_segments): New method definition.
9248 * gold/script-sections.h (Script_sections::release_segments): New
9250 * gold/target.h (Target::may_relax, Target::relax,
9251 Target::do_may_relax, Target::do_relax): New method definitions.
9253 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9255 * arm.cc (has_signed_unsigned_overflow): New function.
9256 (Arm_relocate_functions::abs8): New function.
9257 (Target_arm::Scan::local): Handle R_ARM_ABS8.
9258 (Target_arm::Scan::global): Likewise.
9259 (Target_arm::relocate::relocate): Likewise.
9260 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9263 2009-09-16 Cary Coutant <ccoutant@google.com>
9265 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
9266 * testsuite/Makefile.in: Regenerate.
9268 2009-09-11 Nick Clifton <nickc@redhat.com>
9270 * po/gold.pot: Updated by the Translation project.
9272 2009-09-08 Cary Coutant <ccoutant@google.com>
9274 * output.cc (Output_file::open): Add execute permission to empty file.
9275 * testsuite/Makefile.am (permission_test): New test.
9276 * testsuite/Makefile.in: Regenerate.
9278 2009-09-02 Ian Lance Taylor <iant@google.com>
9280 * output.cc (Output_file::resize): Call map_no_anonymous rather
9283 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
9285 * gold.cc: Include "incremental.h".
9286 (queue_initial_tasks): Call Incremental_checker methods.
9287 * incremental.cc: Include "output.h".
9288 (Incremental_checker::can_incrementally_link_output_file): New
9290 * incremental.h (Incremental_checker): New class.
9292 * output.cc (Output_file::open_for_modification): New method.
9293 (Output_file::map_anonymous): Changed return type to bool. Record
9295 (Output_file::map_no_anonymous): New method, broken out of map.
9296 (Output_file::map): Use map_no_anonymous and map_anonymous.
9297 * output.h (class Output_file): Update declarations.
9299 2009-08-24 Cary Coutant <ccoutant@google.com>
9301 * options.h (Command_line::Pre_options): New class.
9302 (Command_line::pre_options): New member.
9303 * options.cc (gold::options::ready_to_register): New variable.
9304 (One_option::register_option): Do nothing if not registering options.
9305 Assert if same short option registered twice.
9306 (General_options::General_options): Turn off option registration when
9308 (Command_line::Pre_options::Pre_options): New constructor.
9310 2009-08-24 Cary Coutant <ccoutant@google.com>
9312 * options.h (General_options::no_keep_memory): Remove incorrect
9315 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9317 * Makefile.am (am__skiplex, am__skipyacc): New.
9318 * Makefile.in: Regenerate.
9320 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9322 * Makefile.am (AM_CPPFLAGS): Renamed from ...
9323 (INCLUDES): ... this.
9324 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
9325 (AM_CPPFLAGS): Renamed from ...
9326 (INCLUDE): ... this.
9327 * Makefile.in, testsuite/Makefile.in: Regenerate.
9329 * Makefile.in: Regenerate.
9330 * aclocal.m4: Likewise.
9331 * config.in: Likewise.
9332 * configure: Likewise.
9333 * testsuite/Makefile.in: Likewise.
9335 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9336 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
9337 * Makefile.in: Regenerate.
9338 * testsuite/Makefile.in: Regenerate.
9340 2009-08-19 Cary Coutant <ccoutant@google.com>
9342 * resolve.cc (Symbol_table::resolve): Don't complain about defined
9343 symbols in shared libraries overridden by hidden or internal symbols
9344 in the main program.
9346 2009-08-19 Chris Demetriou <cgd@google.com>
9348 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
9349 checking source file names in error messages.
9351 2009-08-18 Doug Kwan <dougkwan@google.com>
9353 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
9354 an elcpp::Ehdr as parameter. Adjust call to set_target.
9355 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
9356 an elfcpp::Ehdr as parameter.
9357 * object.cc (Object::set_target): Remove the version that looks up
9358 a target and sets it.
9359 (Sized_relobj::setup): Take a Target object instead of
9360 an elfcpp::Ehdr as parameter. Adjust call to set_target.
9361 (make_elf_sized_object): Find target and ask target to
9363 * object.h: (Object::set_target): Remove the version that looks up
9364 a target and sets it.
9365 (Sized_relobj::setup): Take a Target object instead of
9366 an elfcpp:Ehdr as parameter.
9367 * target.cc: Include dynobj.h.
9368 (Target::do_make_elf_object_implementation): New.
9369 (Target::do_make_elf_object): New.
9370 * target.h (Target::make_elf_object): New template declaration.
9371 (Target::do_make_elf_object): New method declarations.
9372 (Target::do_make_elf_object_implementation): New template declaration.
9374 2009-08-14 Ian Lance Taylor <iant@google.com>
9376 * gold.h (FUNCTION_NAME): Define.
9377 (gold_unreachable): Use FUNCTION_NAME.
9379 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9381 * icf.cc (Icf::find_identical_sections): Issue a warning when a
9382 symbol in the --keep-unique list is not found.
9384 2009-08-12 Sriraman Tallam <tmsriram@google.com>
9386 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
9387 been maked as --keep-unique.
9388 (Icf::unfold_section): New function.
9389 * icf.h (Icf::unfold_section): New function.
9390 * options.h (General_options::keep_unique): New option.
9391 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
9392 * testsuite/Makefile.in: Regenerate.
9393 * testsuite/icf_keep_unique_test.sh: New file.
9394 * testsuite/icf_keep_unique_test.cc: New file.
9396 2009-08-12 Cary Coutant <ccoutant@google.com>
9399 * resolve.cc (Symbol_table::resolve): Check for references from
9400 dynamic objects to hidden and internal symbols.
9401 * testsuite/Makefile.am (hidden_test.sh): New test.
9402 * testsuite/Makefile.in: Regenerate.
9403 * testsuite/hidden_test.sh: New script.
9404 * testsuite/hidden_test_1.c: New test source.
9405 * testsuite/hidden_test_main.c: New test source.
9407 2009-08-11 Doug Kwan <dougkwan@google.com>
9409 * arm.cc: Update comments.
9410 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
9411 segment to locate the .ARM.exidx section if present.
9413 2009-08-09 Doug Kwan <dougkwan@google.com>
9415 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
9418 2009-08-07 Sriraman Tallam <tmsriram@google.com>
9419 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
9422 2009-08-06 Sriraman Tallam <tmsriram@google.com>
9424 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
9425 valid tls_segment only for non-debug-section relocations.
9426 * testsuite/Makefile.am: Add gc_tls_test.
9427 * testsuite/Makefile.in: Regenerate.
9428 * testsuite/gc_tls_test.cc: New file.
9429 * testsuite/gc_tls_test.sh: New file.
9431 2009-08-05 Sriraman Tallam <tmsriram@google.com>
9435 * Makefile.am (CCFILES): Add icf.cc.
9437 * Makefile.in: Regenerate.
9438 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
9439 * gc.h (gc_process_relocs): Populate lists used by icf to contain
9440 section, symbol and addend information for the relocs.
9441 * gold.cc (queue_middle_tasks): Call identical code folding.
9442 * gold.h: Add defines for multimap.
9443 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
9444 to the call of finalize_local_symbols.
9445 * main.cc (main): Create object of class Icf.
9446 * object.cc (Sized_relobj::do_layout): Allow this function to be
9447 called twice during icf.
9448 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
9449 to sections marked as identical by icf.
9450 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
9452 (Sized_relobj::do_section_entsize): New function.
9453 * object.h (Object::section_entsize): New function.
9454 (Object::do_section_entsize): New pure virtual function.
9455 (Relobj::finalize_local_symbols): Add new parameter.
9456 (Relobj::do_section_entsize): New function.
9457 * options.h (General_options::icf): New option.
9458 (General_options::icf_iterations): New option.
9459 (General_options::print_icf_sections): New option.
9460 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
9461 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
9462 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
9464 * symtab.cc (Symbol_table::is_section_folded): New function.
9465 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
9466 to sections marked as identical by icf.
9467 * symtab.h (Symbol_table::set_icf): New function.
9468 (Symbol_table::icf): New function.
9469 (Symbol_table::is_section_folded): New function.
9470 (Symbol_table::icf_): New data member.
9471 * target-reloc.h (relocate_section): Ignore sections folded by icf.
9472 * testsuite/Makefile.am: Add commands to build icf_test.
9473 * testsuite/Makefile.in: Regenerate.
9474 * testsuite/icf_test.sh: New file.
9475 * testsuite/icf_test.cc: New file.
9477 2009-07-24 Chris Demetriou <cgd@google.com>
9479 * layout.cc (is_compressible_debug_section): Fix incorrect
9480 comment about compressed section names.
9482 2009-07-20 Ian Lance Taylor <ian@airs.com>
9485 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
9487 2009-07-16 Ian Lance Taylor <iant@google.com>
9490 * layout.h: #include <map>.
9491 (class Kept_section): Change from struct to class. Add accessors
9492 and setters. Add section size to Comdat_group mapping. Change
9493 Comdat_group to std::map. Add is_comdat_ field. Add
9494 linkonce_size field in union.
9495 (class Layout): Update declaration of find_or_add_kept_section.
9496 Don't declare find_kept_object.
9497 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
9498 parameter. Add object, shndx, is_comdat, and is_group_name
9499 parameters. Change all callers. Adjust for new Kept_section.
9500 (Layout::find_kept_object): Remove.
9501 * object.cc (Sized_relobj::include_section_group): Update use of
9502 Kept_section. Rename secnum to shndx. Only record
9503 Kept_comdat_section if sections are the same size.
9504 (Sized_relobj::include_linkonce_section): Update use of
9505 Kept_section. Only record Kept_comdat_section if sections are the
9506 same size. Set size of linkonce section.
9507 (Sized_relobj::map_to_kept_section): Update call to
9508 get_kept_comdat_section.
9509 * object.h (class Sized_relobj): Rename fields in
9510 Kept_comdat_section to drop trailing underscores; change object
9511 field to Relobj*. Change Kept_comdat_section_table to store
9512 struct rather than pointer.
9513 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
9514 Add kept_object and kept_shndx parameters. Change all callers.
9515 (Sized_relobj::get_kept_comdat_section): Change return type to
9516 bool. Add kept_object and kept_shndx parameters. Change all
9518 * plugin.cc (Pluginobj::include_comdat_group): Update call to
9519 Layout::find_or_add_kept_section.
9521 2009-07-09 Ian Lance Taylor <iant@google.com>
9523 * merge.cc (Object_merge_map::initialize_input_to_output_map):
9524 Reserve space in the hash table.
9526 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
9528 * fileread.cc (File_read::get_mtime): New method.
9529 * fileread.h (Timespec): New structure.
9530 (File_read::get_mtime): New method.
9531 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
9532 Renamed from timestamp_nsec.
9533 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
9535 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
9537 (Incremental_inputs::report_archive): Save mtime; style fix.
9538 (Incremental_inputs::report_obejct): Save mtime; style fix.
9539 (Incremental_inputs::report_script): Save mtime; style fix.
9540 (Incremental_inputs::finalize_inputs): Style fix.
9541 (Incremental_inputs::finalize): Style fix.
9542 (Incremental_inputs::create_input_section_data): Store inputs
9544 * incremental.h (Incremental_inputs::report_script): Add mtime
9546 (Incremental_inputs::Input_info::Input_info): Intialize only one
9548 (Incremental_inputs::Input_info::archive): Move to nameless
9550 (Incremental_inputs::Input_info::obejct): Move to nameless union.
9551 (Incremental_inputs::Input_info::script): Move to nameless union.
9552 (Incremental_inputs::mtime): New field.
9553 * script.cc (read_input_script): Pass file mtime to
9555 * script.h (Script_info::inputs): Style fix.
9557 2009-07-01 Ian Lance Taylor <ian@airs.com>
9559 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
9562 2009-06-24 Ian Lance Taylor <iant@google.com>
9565 * layout.cc (Layout::choose_output_section): If we find an
9566 existing section, update the flags.
9567 (Layout::create_notes): New function, broken out of
9569 (Layout::finalize): Don't create note sections.
9570 (Layout::create_note): Don't crash if linker script discards
9572 (Layout::create_gold_note): Likewise.
9573 (Layout::create_build_id): Likewise. Don't set
9574 after_input_sections on the section.
9575 (Layout::create_executable_stack_info): Remove target parameter.
9577 * layout.h (class Layout): Declare create_notes. Update
9578 declaration of create_executable_stack_info.
9579 * gold.cc (queue_middle_tasks): Call create_notes.
9580 * output.cc (Output_section::update_flags_for_input_section): Move
9581 here from output.h. If SHF_ALLOC flag is newly set, mark address
9583 * output.h (Output_data::mark_address_invalid): New function.
9584 (class Output_section): Only declare, not define,
9585 update_flags_for_input_section. Remove set_flags.
9587 2009-06-24 Ian Lance Taylor <iant@google.com>
9589 * script-sections.cc (Output_section_definition::
9590 set_section_addresses): Rename shadowing local load_address to
9593 2009-06-24 Ian Lance Taylor <iant@google.com>
9596 * reloc.cc (relocate_sections): Skip empty relocation sections.
9598 2009-06-23 Ian Lance Taylor <iant@google.com>
9601 * layout.cc (Layout::create_note): Use choose_output_section
9602 rather than make_output_section.
9604 2009-06-23 Ian Lance Taylor <iant@google.com>
9607 * options.cc (General_options::parse_V): Set printed_version_.
9608 (General_options::General_options): Initialize printed_version_.
9609 * options.h (class General_options): Add printed_version_ field.
9610 * gold.cc (queue_initial_tasks): If there are no input files,
9611 don't give a fatal error if we printed the version information.
9612 (queue_middle_tasks): If using -r with a shared object, give a
9613 fatal error rather than an ordinary error.
9615 2009-06-23 Ian Lance Taylor <iant@google.com>
9618 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
9619 (Layout::make_output_section): Set have_stabstr_section_ if we see
9620 a .stab*str section.
9621 (Layout::finalize): Call link_stabs_sections.
9622 (Layout::link_stabs_sections): New file.
9623 * layout.h (class Layout): Add have_stabstr_section_ field.
9624 Declare link_stabs_sections.
9626 2009-06-23 Doug Kwan <dougkwan@google.com>
9628 * Makefile.am (libgold_a_LIBADD): New.
9629 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
9630 * Makefile.in: Regenerate.
9631 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
9632 * configure: Regenerate.
9633 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
9634 * fileread.cc: Include sys/state.h
9635 * gold.h: Declare memmem and strndup if found missing.
9636 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
9638 2009-06-23 Ian Lance Taylor <iant@google.com>
9640 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
9641 * configure: Rebuild.
9643 2009-06-23 Ian Lance Taylor <iant@google.com>
9646 * object.cc (Object::section_contents): Don't try to get a view if
9647 the section has length zero.
9648 (Object::handle_gnu_warning_section): If the section is empty, use
9649 the name of the section as the warning.
9651 2009-06-23 Ian Lance Taylor <iant@google.com>
9654 * stringpool.h (class Stringpool_template): Add optimize_ field.
9655 (Stringpool_template::set_optimize): New function.
9656 * stringpool.cc (Stringpool_template::Stringpool_template):
9657 Initialize optimize_ field.
9658 (Stringpool_template::set_string_offsets): Test local optimize
9659 fild rather than parameter.
9660 * layout.cc (Layout::Layout): Call set_optimize on the section
9663 2009-06-22 Ian Lance Taylor <iant@google.com>
9666 * yyscript.y: Parse TARGET.
9667 * script.cc (script_set_target): New function.
9668 * script-c.h (script_set_target): Declare.
9669 * options.cc (General_options::string_to_object_format): Rename
9670 from string_to_object_format in anonymous namespace. Change
9672 * options.h (class General_options): Declare
9673 string_to_object_format.
9675 2009-06-22 Ian Lance Taylor <iant@google.com>
9677 * script-sections.cc (Script_sections::create_segments): Don't put
9678 program headers in a PT_LOAD segment if -n or -N.
9680 2009-06-22 Ian Lance Taylor <iant@google.com>
9683 * options.h (class General_options): Add -z lazy and -z now. Sort
9684 -z options into alphabetical order.
9685 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
9687 2009-06-21 Ian Lance Taylor <iant@google.com>
9689 * layout.cc (Layout::make_output_section): Call
9690 Target::new_output_section.
9691 (Layout::attach_allocated_section_to_segment): Put large section
9692 sections in a separate load segment with the large segment flag
9694 (Layout::segment_precedes): Sort large data segments after other
9696 (align_file_offset): New static function.
9697 (Layout::set_segment_offsets): Use align_file_offset.
9698 * output.h (class Output_section): Add is_small_section_ and
9699 is_large_section_ fields.
9700 (Output_section::is_small_section): New function.
9701 (Output_section::set_is_small_section): New function.
9702 (Output_section::is_large_section): New function.
9703 (Output_section::set_is_large_section): New function.
9704 (Output_section::is_large_data_section): New function.
9705 (class Output_segment): Add is_large_data_segment_ field.
9706 (Output_segment::is_large_data_segment): New function.
9707 (Output_segment::set_is_large_data_segment): New function.
9708 * output.cc (Output_section::Output_section): Initialize new
9710 (Output_segment::Output_segment): Likewise.
9711 (Output_segment::add_output_section): Add assertion that large
9712 data sections always go in large data segments. Force small data
9713 sections to the end of the list of data sections. Force small BSS
9714 sections to the start of the list of BSS sections. For large BSS
9715 sections to the end of the list of BSS sections.
9716 * symtab.h (class Symbol): Declare is_common_shndx.
9717 (Symbol::is_defined): Check Symbol::is_common_shndx.
9718 (Symbol::is_common): Likewise.
9719 (class Symbol_table): Define enum Commons_section_type. Update
9720 declarations. Add small_commons_ and large_commons_ fields.
9721 * symtab.cc (Symbol::is_common_shndx): New function.
9722 (Symbol_table::Symbol_table): Initialize new fields.
9723 (Symbol_table::add_from_object): Put small and large common
9724 symbols in the right list.
9725 (Symbol_table::sized_finalized_symbol): Check
9726 Symbol::is_common_shndx.
9727 (Symbol_table::sized_write_globals): Likewise.
9728 * common.cc (Symbol_table::do_allocate_commons): Allocate new
9729 common symbol lists. Don't call do_allocate_commons_list if the
9731 (Symbol_table::do_allocate_commons_list): Remove is_tls
9732 parameter. Add comons_section_type parameter. Change all
9733 callers. Handle small and large common symbols.
9734 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
9735 Symbol::is_common_shndx.
9736 * resolve.cc (symbol_to_bits): Likewise.
9737 * target.h (Target::small_common_shndx): New function.
9738 (Target::small_common_section_flags): New function.
9739 (Target::large_common_shndx): New function.
9740 (Target::large_common_section_flags): New function.
9741 (Target::new_output_section): New function.
9742 (Target::Target_info): Add small_common_shndx, large_common_shndx,
9743 small_common_section_flags, and large_common_section_flags
9745 (Target::do_new_output_section): New virtual function.
9746 * arm.cc (Target_arm::arm_info): Initialize new fields.
9747 * i386.cc (Target_i386::i386_info): Likewise.
9748 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
9750 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
9751 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9752 (Target_x86_64::do_new_output_section): New function.
9753 * configure.ac: Define conditional MCMODEL_MEDIUM.
9754 * testsuite/Makefile.am (check_PROGRAMS): Add large.
9755 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
9756 (large_LDFLAGS): Define.
9757 * testsuite/large.c: New file.
9758 * testsuite/testfile.cc (Target_test::test_target_info):
9759 Initialize new fields.
9760 * configure, testsuite/Makefile.in: Rebuild.
9762 2009-06-05 Doug Kwan <dougkwan@google.com>
9764 * Makefile.am (CCFILES): Add target.cc.
9765 * Makefile.in: Regenerate.
9766 * i386.cc (class Target_i386): Define new virtual method to
9767 override do_is_local_label_name in parent.
9768 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9769 local symbols if --discard-locals or -X is given.
9770 * options.h (class General_options): Declare new options
9771 '--discard-locals' and '-X' for discarding locals.
9772 * target.h (class Target): Define new methods is_local_label_name.
9773 Declare new virtual method do_is_local_label_name.
9774 * target.cc: New file.
9775 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9776 (check_SCRIPTS): Add discard_locals_test.sh.
9777 (check_DATA): Add discard_local_tests.syms.
9778 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9779 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9780 * testsuite/Makefile.in: Regenerate.
9781 * testsuite/discard_locals_test.c: New file.
9782 * testsuite/discard_locals_test.sh: Same.
9784 2009-06-05 Doug Kwan <dougkwan@google.com>
9786 * object.cc (Sized_relobj::Sized_relobj): Initialize
9787 discarded_eh_frame_shndx_ to -1U.
9788 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9790 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9791 a discarded .eh_frame section.
9792 (Sized_relobj::do_finalize_local_symbols): Ditto.
9793 * object.h (class Sized_relobj): Declare new member
9794 discarded_eh_frame_shndx_.
9795 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9796 (local_labels_test.o, local_labels_test): New rules.
9797 * testsuite/Makefile.in: Regenerate.
9799 2009-06-04 Doug Kwan <dougkwan@google.com>
9801 * layout.cc (Layout::section_name_mapping): Add mapping for
9802 special ARM sections.
9804 2009-06-03 Doug Kwan <dougkwan@google.com>
9806 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9807 (utils::has_overflow): Same.
9809 2009-06-03 Ian Lance Taylor <iant@google.com>
9811 * layout.cc (Layout::section_name_mapping): New array, replacing
9812 Layout::linkonce_mapping.
9813 (Layout::section_name_mapping_count): New variable, replacing
9814 Layout::linkonce_mapping_count.
9815 (Layout::linkonce_output_name): Remove.
9816 (Layout::output_section_name): Rewrite.
9817 * layout.h (class Layout): Rename Linkonce_mapping to
9818 Section_name_mapping, linkonce_mapping to section_name_mapping,
9819 linkonce_mapping_count to section_name_mapping_count. Don't
9820 declare linkonce_output_name.
9822 2009-06-03 Doug Kwan <dougkwan@google.com>
9824 * gold/arm.cc (namespace utils): New.
9825 (Target_arm::reloc_is_non_pic): Define new method.
9826 (class Arm_relocate_functions): New.
9827 (Target_arm::Relocate::relocate): Handle relocation types used by
9830 2009-06-03 Ian Lance Taylor <iant@google.com>
9832 * arm.cc (Target_arm::scan::global): Use || instead of |.
9834 2009-06-02 Doug Kwan <dougkwan@google.com>
9836 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9837 issued_non_pic_error_.
9838 (class Target_arm::Scan): Declare new method check_non_pic.
9839 Define new method symbol_needs_plt_entry.
9840 Declare new data member issued_non_pic_error_.
9841 (class Target_arm::Relocate): Declare new method
9842 should_apply_static_reloc.
9843 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9844 (Target_arm::Scan::check_non_pic): Define new method.
9845 (Target_arm::Scan::local): Handle a small subset of reloc types used
9847 (Target_arm::Scan::local): Same.
9848 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9850 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9852 * incremental.cc (Incremental_inputs::report_command_line): Filter
9853 out --incremental-* options.
9855 2009-05-29 Doug Kwan <dougkwan@google.com>
9857 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9859 (class Target_arm): Update comment.
9860 (Target_arm::Target_arm): Initialize new data members GOT_,
9861 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9862 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9863 and Target_arm::rel_dyn_section.
9864 Declare new_enum Target_arm::Got_type.
9865 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9867 Update commments for member do_dynsym_value.
9868 (Target_arm::got_size, Target_arm::plt_section,
9869 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9870 new methods inside class defintion.
9871 (Target_arm::got_section): Define new method.
9872 (Target_arm::rel_dyn_section): Same.
9873 (Output_data_plt_arm): New template class.
9874 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9875 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9876 (Output_data_plt_arm::add_entry): Same.
9877 (Output_data_plt_arm::first_plt_entry): Define new
9878 static data member for PLT instruction template.
9879 (Output_data_plt_arm::plt_entry): Same.
9880 (Output_data_plt_arm::do_write): Define new method.
9881 (Target_arm::make_plt_entry): Same.
9882 (Target_arm::do_finalize_sections): Same.
9883 (Target_arm::do_dynsym_value): Same.
9885 2009-05-28 Doug Kwan <dougkwan@google.com>
9887 * Makefile.am (TARGETSOURCES): Add arm.cc.
9888 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9889 * Makefile.in: Regenerate.
9891 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9893 2009-05-26 Doug Kwan <dougkwan@google.com>
9895 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9896 (General_options::check_excluded_libs): Strip off directories in
9897 archive name before matching like GNU ld does.
9898 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9899 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9900 (exclude_libs_test_LDFLAGS): Add linker option
9901 -Wl,--exclude-libs,libexclude_libs_test_3
9902 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9903 an explicit archive without using -l.
9904 (alt/libexclude_libs_test_3.a): New make rule.
9905 * testsuite/Makefile.in: Regenerate.
9906 * testsuite/exclude_libs_test.c : Declare lib3_default().
9908 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9909 * exclude_libs_test_3.c: New file.
9911 2009-05-26 Nick Clifton <nickc@redhat.com>
9913 * po/id.po: New Indonesian translation.
9914 * po/gold.pot: Updated template file.
9916 2009-05-22 Sriraman Tallam <tmsriram@google.com>
9918 * testsuite/Makefile.am: Add -ffunction-sections to compile
9919 gc_comdat_test files. Add -Wl,--gc-sections to build
9921 * testsuite/Makefile.in: Regenerate.
9922 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9924 2009-05-21 Sriraman Tallam <tmsriram@google.com>
9926 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9927 kept comdat section was garbage collected.
9928 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9929 * testsuite/Makefile.in: Regenerate.
9930 * testsuite/gc_comdat_test.sh: New file.
9931 * testsuite/gc_comdat_test_1.cc: New file.
9932 * testsuite/gc_comdat_test_2.cc: New file.
9934 2009-05-19 Doug Kwan <dougkwan@google.com>
9936 * archive.cc (Archive::Archive): Move constructor from archive.h
9937 to here. Initialize no_export_.
9938 (Archive::get_elf_object_for_member): Set no_export flag of object.
9939 * archive.h (Archive::Archive): Move constructor body to
9941 (Archive::no_export): New method.
9942 (Archive::no_export_): New field.
9943 * object.h (Object::Object): Initialize no_export_ to false.
9944 (Object::no_export, Object::set_no_export): New methods.
9945 (Object::no_export_): New field.
9946 * options.cc (General_options::parse_exclude_libs): New method.
9947 (General_options::check_excluded_libs) Same.
9948 * options.h (exclude_libs): New option.
9949 (General_options::check_excluded_libs): New method declaration.
9950 (General_options::excluded_libs_): New field.
9951 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9952 default or protected visibility if an object has no-export flag set.
9953 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9954 (check_SCRIPTS): Add exclude_libs_test.sh.
9955 (check_DATA): Add exclude_libs_test.syms.
9956 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9957 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9958 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9959 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9960 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9961 libexclude_libs_test_2.a): New rules.
9962 * testsuite/Makefile.in: Regenerate.
9963 * testsuite/exclude_libs_test.c: New file.
9964 * testsuite/exclude_libs_test.sh: Ditto.
9965 * testsuite/exclude_libs_test_1.c: Ditto.
9966 * testsuite/exclude_libs_test_2.c: Ditto.
9968 2009-05-15 Ian Lance Taylor <iant@google.com>
9970 * configure.ac: Check for declarations for cases where libiberty.h
9971 checks HAVE_DECL_xxx.
9972 * configure, config.in: Rebuild.
9974 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9976 * gold.h (Incremental_argument_list): Remove (invalid) forward
9978 * incremental.cc (Incremental_inputs::report_achive): New method.
9979 (Incremental_inputs::report_object): New method.
9980 (Incremental_inputs::report_script): New method.
9981 (Incremental_inputs::finalize_inputs): New method.
9982 (Incremental_inputs::finalize): Call finalize_inputs().
9983 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9984 Create inputs entries.
9985 * incremental.h (Incremental_input_type): New enum.
9986 (Incremental_inputs::Incremental_input): Initialize new fields.
9987 (Incremental_inputs::report_inputs): New method.
9988 (Incremental_inputs::report_achive): New method.
9989 (Incremental_inputs::report_object): New method.
9990 (Incremental_inputs::report_script): New method.
9991 (Incremental_inputs::finalize_inputs): New method.
9992 (Incremental_inputs::Input_info): New struct.
9993 (Incremental_inputs::Input_info_map): New typedef.
9994 (Incremental_inputs::lock_): New field.
9995 (Incremental_inputs::Inputs_): New field.
9996 (Incremental_inputs::Inputs_map): New field.
9997 * main.cc (main): Call Incremental_input::report_inputs.
9998 * options.h (Input_argument_list): Typedef moved from
10000 (Input_file_group::Files): Remove, use ::Input_argument_list.
10001 (Input_file_group::Input_argument_list): Remove, use
10002 ::Input_argument_list.
10003 * plugin.cc (Plugin_manager::add_input_file): Add error in
10005 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10007 * script.cc (read_input_script): Call
10008 Incremental_input::report_script.
10009 * script.h (Script_info): New class.
10011 2009-04-27 Ian Lance Taylor <iant@google.com>
10013 * x86_64.cc (do_adjust_output_section): Set entsize to
10016 2009-04-23 Elliott Hughes <enh@google.com>
10018 * output.cc (Output_file::close): After short writes, continue
10019 writing from the correct offset in the buffer being written.
10021 2009-04-23 Chris Demetriou <cgd@google.com>
10023 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10024 * configure: Regenerate.
10025 * config.in: Regenerate.
10026 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10027 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10029 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10031 * incremental.cc (Incremental_inputs_header_data): Renamed from
10032 Incremental_input_header_data.
10033 (Incremental_inputs_header_data::data_size): New field.
10034 (Incremental_inputs_header_data::put_input_file_count): Renamed
10035 from input_file_count.
10036 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10037 from command_line_offset.
10038 (Incremental_inputs_header_data::put_reserved): Renamed from
10040 (Incremental_inputs_entry_data): Renamed from
10041 Incremental_input_entry_data.
10042 (Incremental_inputs_entry_data::data_size): New field.
10043 (Incremental_inputs::report_command_line): New method.
10044 (Incremental_inputs::finalize): New method.
10045 (Incremental_inputs::create_incremental_inputs_data): New method.
10046 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10047 * incremental.h: New file.
10048 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10049 (Layout::finalize): Create incremental inputs section in
10050 incremental builds.
10051 (Layout::create_incremental_info_sections): New method.
10052 * layout.h (Layout::incremental_inputs): New method.
10053 (Layout::create_incremental_info_sections): New method.
10054 (Layout::incremental_inputs_): New field.
10055 * main.cc (main): Notify Incremental_input of the command line.
10057 2009-04-01 Ian Lance Taylor <iant@google.com>
10058 Mikolaj Zalewski <mikolajz@google.com>
10060 * gold.h (reserve_unordered_map): Define, three versions, one for
10061 each version of Unordered_map.
10062 * layout.cc (Layout::Layout): Remove options parameter. Add
10063 number_of_input_files parameter. Don't initialize options_.
10064 Initialize number_of_input_files_ and resized_signatures_. Move
10065 sections_are_attached_.
10066 (Layout::layout_group): Reserve space for group_signatures_.
10067 (Layout::find_or_add_kept_section): Change name parameter to be a
10068 reference. Resize signatures_ map when it gets large enough.
10069 (Layout::layout_eh_frame): Use parameters->options() instead of
10071 (Layout::make_output_section): Likewise.
10072 (Layout::attach_allocated_section_to_segment): Likewise.
10073 (Layout::finalize, Layout::create_executable_stack): Likewise.
10074 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10075 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10076 * layout.h (class Layout): Update declarations. Remove options_
10077 field. Add number_of_input_files_ and resized_signatures_
10078 fields. Move sections_are_attached_ field.
10079 * main.cc (main): Pass number of input files to Layout
10080 constructor. Don't pass options.
10082 2009-03-30 Ian Lance Taylor <iant@google.com>
10084 * ffsll.c (ffsll): Correct implementation.
10086 2009-03-27 Ian Lance Taylor <iant@google.com>
10088 * ffsll.c: New file.
10089 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10090 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10091 * ftruncate.c (ftruncate): Declare before definition.
10092 * mremap.c (mremap): Likewise.
10093 * pread.c (pread): Likewise.
10094 * configure, Makefile.in, config.in: Rebuild.
10096 * mremap.c: New file.
10097 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10098 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10099 (mremap): Declare if HAVE_MREMAP is not defined.
10100 * configure, Makefile.in, config.in: Rebuild.
10102 2009-03-27 Cary Coutant <ccoutant@google.com>
10104 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10105 position independent.
10106 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10107 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
10109 2009-03-24 Cary Coutant <ccoutant@google.com>
10111 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
10113 (needs_dynamic_reloc): Likewise.
10115 2009-03-24 Ian Lance Taylor <iant@google.com>
10117 * yyscript.y (file_cmd): Recognize EXTERN.
10118 (extern_name_list, extern_name_list_body): New nonterminals.
10119 * script.cc (script_add_extern): Define.
10120 * script-c.h (script_add_extern): Declare.
10122 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
10124 * object.cc (is_elf_object): Define.
10125 * object.h (is_elf_object): Declare.
10126 * archive.cc (Archive::get_elf_object_for_member): Call
10128 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
10130 2009-03-24 Elliott Hughes <enh@google.com>
10132 * output.cc (Output_file::map_anonymous): Define.
10133 (Output_file::map): Use map_anonymous. If the regular mmap fails,
10134 try an anonymous one. Report the size if the mmap fails.
10135 * output.h (class Output_file): Declare map_anonymous.
10137 2009-03-24 Ian Lance Taylor <iant@google.com>
10139 * target-select.cc (instantiate_target): Don't acquire the lock if
10140 the instantiated_target_ field has already been set.
10142 2009-03-23 Ian Lance Taylor <iant@google.com>
10144 * gold-threads.h (class Initialize_lock): Define.
10145 * gold-threads.cc (class Initialize_lock_once): Define.
10146 (initialize_lock_control): New static variable.
10147 (initialize_lock_pointer): New static variable.
10148 (initialize_lock_once): New static function.
10149 (Initialize_lock::Initialize_lock): Define.
10150 (Initialize_lock::initialize): Define.
10151 * target-select.h: Include "gold-threads.h".
10152 (class Target_selector): Add lock_ and initialize_lock_ fields.
10153 Don't define instantiate_target, just declare it.
10154 * target-select.cc (Target_selector::Target_selector): Initialize
10156 (Target_selector::instantiate_target): Define.
10157 * descriptors.h: Include "gold-threads.h".
10158 (class Descriptors): Add initialize_lock_ field.
10159 * descriptors.cc (Descriptors::Descriptors): Initialize new
10161 (Descriptors::open): Use initialize_lock_ field
10162 * errors.h (class Errors): Add initialize_lock_ field.
10163 * errors.cc (Errors::Errors): Initialize new field.
10164 (Errors::initialize_lock): Use initialize_lock_ field.
10165 * powerpc.cc (class Target_selector_powerpc): Remove
10166 instantiated_target_ field. In do_recognize call
10167 instantiate_target rather than do_instantiate_target. In
10168 do_instantiate_target just allocate a new target.
10169 * sparc.cc (class Target_selector_sparc): Likewise.
10171 * freebsd.h: New file.
10172 * i386.cc: Include "freebsd.h".
10173 (Target_i386): Derive from Target_freebsd rather than
10175 (Target_selector_i386): Derive from Target_selector_freebsd rather
10176 than Target_selector.
10177 * x86_64.cc: Include "freebsd.h".
10178 (Target_x86_64): Derive from Target_freebsd rather than
10180 (Target_selector_x86_64): Derive from Target_selector_freebsd
10181 rather than Target_selector.
10182 * target.h (class Target): Add adjust_elf_header and
10183 do_adjust_elf_header.
10184 * output.cc (Output_file_header:: do_sized_write): Call target
10185 adjust_elf_header routine.
10186 * configure.tgt: Set targ_osabi.
10187 * configure.ac: Define GOLD_DEFAULT_OSABI.
10188 * parameters.cc (Parameters::default_target): Pass
10189 GOLD_DEFAULT_OSABI to select_target.
10190 * target-select.h (class Target_selector): Make instantiate_target
10191 protected rather than private.
10192 * Makefile.am (HFILES): Add freebsd.h.
10193 * configure, Makefile.in, config.in: Rebuild.
10195 * merge.cc (do_add_input_section): Correct pend value. Change
10196 message about last entry not being null terminated from error to
10199 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
10201 * incremental.cc: New file.
10202 * Makefile.am (CCFILES): Add incremental.cc.
10203 * Makefile.in: Rebuild.
10205 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
10207 * layout.cc (Layout::output_section_name): Preserve names
10208 of '.note.' sections.
10210 2009-03-19 Ian Lance Taylor <iant@google.com>
10212 * descriptors.cc (Descriptors::open): Check that the options are
10213 valid before using them.
10215 2009-03-18 Ian Lance Taylor <iant@google.com>
10217 * script-sections.h: Include <list>.
10218 (class Script_sections): Change Sections_elements from std::vector
10219 to std::list. Typedef public Elements_iterator. Add
10220 orphan_section_placement_, data_segment_align_start_, and
10221 saw_data_segment_align_ fields. Remove data_segment_align_index_
10223 * script-sections.cc (class Orphan_section_placement): New class.
10224 (class Sections_element): Add virtual functions is_relro and
10225 orphan_section_init. Remove virtual function place_orphan_here.
10226 (class Output_section_definition): Add is_relro and
10227 orphan_section_init. Remove place_orphan_here.
10228 (class Orphan_output_section): Likewise.
10229 (Script_sections::Script_sections): Update for field changes.
10230 (Script_sections::data_segment_align): Set saw_data_segment_align_
10231 and data_segment_align_start_, not data_segment_align_index.
10232 (Script_sections::data_segment_relro_end): Check
10233 saw_data_segment_align_. Use data_segment_align_start_ rather
10234 than data_segment_align_index_.
10235 (Script_sections::place_orphan): Rewrite to use
10236 Orphan_section_placement.
10238 2009-03-17 Ian Lance Taylor <iant@google.com>
10240 * archive.cc (Archive::add_symbols): Check for a version attached
10241 to the symbol name in the archive map.
10242 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
10243 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
10244 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
10245 (ver_test_11.a): New target.
10246 * testsuite/Makefile.in: Rebuild.
10248 * configure.ac: Check for chsize and posix_fallocate. Replace
10250 * ftruncate.c: New file, from gnulib.
10251 * output.cc (posix_fallocate): Define dummy version if not
10252 HAVE_POSIX_FALLOCATE.
10253 (Output_file::map): Call posix_fallocate rather than lseek and
10255 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
10256 * configure, Makefile.in, config.in: Rebuild.
10258 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
10260 * layout.h (Layout::create_note): Add section_name parameter.
10261 * layout.cc (Layout::create_note): Likewise.
10262 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
10264 2009-03-17 Ian Lance Taylor <iant@google.com>
10266 * descriptors.cc: Include "options.h".
10267 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
10268 (Descriptors::open): Always use O_CLOEXEC when opening a new
10269 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
10270 then set FD_CLOEXEC.
10272 * sparc.cc (class Target_sparc): Add has_got_section.
10273 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
10274 make sure we have a GOT section.
10276 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
10277 (Target_sparc::Scan::local): Likewise.
10278 (Target_sparc::Scan::global): Likewise.
10279 (Target_sparc::Relocate::relocate): Likewise.
10280 (Target_sparc::Relocate::relocate_tls): Likewise.
10282 * symtab.cc (Symbol_table::define_default_version): New function,
10283 broken out of add_from_object.
10284 (Symbol_table::add_from_object): Call define_default_version.
10285 (Symbol_table::define_special_symbol): Add resolve_oldsym
10286 parameter. Change all callers. If the version for a symbol comes
10287 from a version script, resolve it with the symbol with the same
10288 name with no version. Also add the symbol without a version if
10290 (do_define_in_output_data): If resolving with oldsym, don't delete
10292 (do_define_in_output_segment): Likewise.
10293 (do_define_as_constant): Likewise.
10294 * symtab.h (class Symbol_table): Update declarations.
10296 2009-03-13 Ian Lance Taylor <iant@google.com>
10298 * readsyms.cc (Read_symbols::incompatible_warning): New function.
10299 (Read_symbols::requeue): New function.
10300 (Read_symbols::do_read_symbols): If make_elf_object fails because
10301 the target type is not configured, and the file was searched for,
10302 issue a warning and retry with the next directory.
10303 (Add_symbols::run): If the file has an incompatible format, and
10304 it was searched for, requeue the Read_symbols task. On error,
10305 release the object.
10306 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
10307 dirindex parameter to constructor. Change all callers. Declare
10308 incompatible_warning and requeue.
10309 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
10310 input_argument_ and input_group_ fields. Add them to
10311 constructor. Change all callers.
10312 (class Read_script): Add dirindex_ field. Add it to constructor.
10313 Change all callers.
10314 * archive.cc (Archive::setup): Remove input_objects parameter.
10315 Change all callers.
10316 (Archive::get_file_and_offset): Likewise.
10317 (Archive::read_all_symbols): Likewise.
10318 (Archive::read_symbols): Likewise.
10319 (Archive::get_elf_object_for_member): Remove input_objects
10320 parameter. Add punconfigured parameter. Change all callers.
10321 (Archive::add_symbols): Change return type to bool. Check return
10322 value of include_member.
10323 (Archive::include_all_members): Likewise.
10324 (Archive::include_member): Change return type to bool. Return
10325 false if first included object has incompatible target. Set
10326 included_member_ field.
10327 (Add_archive_symbols::run): If add_symbols returns false, requeue
10329 * archive.h (class Archive): Add included_member_ field.
10330 Initialize it in constructor. Add input_file and searched_for
10331 methods. Update declarations.
10332 (class Add_archive_symbols): Add dirpath_, dirindex_, and
10333 input_argument_ fields. Add them to constructor. Change all
10335 * script.cc: Include "target-select.h".
10336 (class Parser_closure): Add skip_on_incompatible_target_ and
10337 found_incompatible_target_ fields. Add
10338 skip_on_incompatible_target parameter to constructor. Change all
10339 callers. Add methods skip_on_incompatible_target,
10340 clear_skip_on_incompatible_target, found_incompatible_target, and
10341 set_found_incompatible_target.
10342 (read_input_script): Add dirindex parameter. Change all callers.
10343 If parser finds an incompatible target, requeue Read_symbols
10345 (script_set_symbol): Clear skip_on_incompatible_target in
10347 (script_add_assertion, script_parse_option): Likewise.
10348 (script_start_sections, script_add_phdr): Likewise.
10349 (script_check_output_format): New function.
10350 * script.h (read_input_script): Update declaration.
10351 * script-c.h (script_check_output_format): Declare.
10352 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
10353 (ignore_cmd): Remove OUTPUT_FORMAT.
10354 * fileread.cc (Input_file::Input_file): Add explicit this.
10355 (Input_file::will_search_for): New function.
10356 (Input_file::open): Add pindex parameter. Change all callers.
10357 * fileread.h (class Input_file): Add input_file_argument method.
10358 Declare will_search_for. Update declarations.
10359 * object.cc (make_elf_object): Add punconfigured parameter.
10360 Change all callers.
10361 * object.h (class Object): Make input_file public. Add
10362 searched_for method.
10363 (make_elf_object): Update declaration.
10364 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
10366 * dirsearch.h (class Dirsearch): Update declaration.
10367 * options.h (class General_options): Add --warn-search-mismatch.
10368 * parameters.cc (Parameters::is_compatible_target): New function.
10369 * parameters.h (class Parameters): Declare is_compatible_target.
10370 * workqueue.cc (Workqueue::add_blocker): New function.
10371 * workqueue.h (class Workqueue): Declare add_blocker.
10373 * fileread.cc (Input_file::open): Remove options parameter.
10374 Change all callers.
10375 (Input_file::open_binary): Likewise.
10376 * script.cc (read_input_script): Likewise.
10377 * readsyms.h (class Read_symbols): Remove options_ field. Remove
10378 options parameter from constructor. Change all callers.
10379 (class Read_script): Likewise.
10380 * fileread.h (class Input_file): Update declarations.
10381 * script.h (read_input_script): Update declaration.
10383 2009-03-10 Nick Clifton <nickc@redhat.com>
10385 * po/es.po: New Spanish translation.
10387 2009-03-06 Cary Coutant <ccoutant@google.com>
10389 * options.cc (parse_short_option): Keep dash_z from registering itself.
10391 2009-03-03 Ian Lance Taylor <iant@google.com>
10394 * target-reloc.h (relocate_section): Pass output_section to
10396 * i386.cc (Target_i386::should_apply_static_reloc): Add
10397 output_section parameter. Change all callers.
10398 (Target_i386::Relocate::relocate): Add output_section parameter.
10399 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10400 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
10401 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
10402 * testsuite/two_file_shared.sh: New script.
10403 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
10404 (check_DATA): Add two_file_shared.dbg.
10405 (two_file_shared.dbg): New target.
10406 * testsuite/Makefile.in: Rebuild.
10408 2009-03-01 Ian Lance Taylor <iant@google.com>
10410 * configure.ac: Check for byteswap.h.
10411 * configure: Rebuild.
10412 * config.in: Rebuild.
10414 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
10416 * layout.cc (Layout::find_or_add_kept_section): New function.
10417 (Layout::add_comdat): Removed.
10418 * layout.h (struct Kept_section): Move out of class Layout.
10419 Remove trailing underscores from field names. Add group_sections
10420 field. Rename group_ field to is_group. Change all uses.
10421 (class Layout): Declare find_or_add_kept_section, not add_comdat.
10422 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
10423 comdat_groups_ field.
10424 (Sized_relobj::include_section_group): Use
10425 find_or_add_kept_section and Kept_section::group_sections.
10426 (Sized_relobj::include_linkonce_section): Likewise.
10427 * object.cc (class Sized_relobj): Don't define Comdat_group or
10428 Comdat_group_table. Remove find_comdat_group and
10429 add_comdat_group. Remove comdat_groups_ field.
10430 * plugin.cc (include_comdat_group): Use
10431 Layout::find_or_add_kept_section.
10433 2009-02-28 Ian Lance Taylor <iant@google.com>
10435 * README: --gc-sections and map files are now supported. Document
10436 some build requirements.
10439 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
10440 relocatable link set the value of the section symbol to zero.
10441 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
10442 relocatable link don't include the section address in the local
10445 2009-02-27 Ian Lance Taylor <iant@google.com>
10448 * options.h (class Search_directory): Add is_system_directory.
10449 (class General_options): Declare is_in_system_directory.
10450 * options.cc (get_relative_sysroot): Make static.
10451 (get_default_sysroot): Make static.
10452 (General_optoins::is_in_system_directory): New function.
10453 * fileread.cc (Input_file::is_in_system_directory): New function.
10454 * fileread.h (class Input_file): Declare is_in_system_directory.
10455 * object.h (class Object): Add is_in_system_directory.
10456 (class Input_objects): Remove system_library_directory_ field.
10457 * object.cc (Input_objects::add_object): Don't set
10458 system_library_directory_.
10459 (input_objects::found_in_system_library_directory): Remove.
10460 * symtab.cc (Symbol_table::write_globals): Remove input_objects
10461 parameter. Change all callers.
10462 (Symbol_table::sized_write_globals): Likewise.
10463 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
10464 Call Object::is_in_system_directory.
10465 * symtab.h (class Symbol_table): Update declarations.
10468 * descriptors.h (Open_descriptor): Add is_on_stack field.
10469 * descriptors.cc (Descriptors::open): If the descriptor is on the
10470 top of the stack, remove it. Initialize is_on_stack field.
10471 (Descriptors::release): Only add pod to stack if it is not on the
10473 (Descriptors::close_some_descriptor): Clear stack_next and
10474 is_on_stack fields.
10477 * output.cc (Output_section::find_starting_output_address): Rename
10478 from starting_output_address; add PADDR parameter; change return
10480 * output.h (class Output_section): Declare
10481 find_starting_output_address instead of starting_output_address.
10482 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
10483 section symbol for which we can't find a merge section.
10486 * symtab.cc (Symbol_table::add_from_object): If the visibility is
10487 hidden or internal, force the symbol to be local.
10488 * resolve.cc (Symbol::override_visibility): Define.
10489 (Symbol::override_base): Use override_visibility.
10490 (Symbol_table::resolve): Likewise.
10491 (Symbol::override_base_with_special): Likewise.
10492 (Symbol_table::override_with_special): If the visibility is hidden
10493 or internal, force the symbol to be local.
10494 * symtab.h (class Symbol): Add set_visibility and
10495 override_visibility.
10496 * testsuite/ver_test_1.sh: New file.
10497 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
10498 (check_DATA): Add ver_test_1.syms.
10499 (ver_test_1.syms): New target.
10500 * testsuite/Makefile.in: Rebuild.
10502 2009-02-25 Cary Coutant <ccoutant@google.com>
10504 * layout.cc (Layout::choose_output_section): Don't rename sections
10505 when using a linker script that has a SECTIONS clause.
10506 * Makefile.in: Regenerate.
10508 * testsuite/Makefile.am (script_test_5.sh): New test case.
10509 * testsuite/Makefile.in: Regenerate.
10510 * testsuite/script_test_5.cc: New file.
10511 * testsuite/script_test_5.sh: New file.
10512 * testsuite/script_test_5.t: New file.
10514 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
10516 * archive.cc (Archive::include_member): Update calls to add_symbols.
10517 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
10518 the Layout argument.
10519 * dynobj.h (do_add_symbols): Add the Layout argument.
10520 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
10522 * object.h (Object::add_symbols): Add the Layout argument.
10523 (Object::do_add_symbols): Add the Layout argument.
10524 (Sized_relobj::do_add_symbols): Add the Layout argument.
10525 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
10526 Unify the two versions.
10527 (Add_plugin_symbols): Remove.
10528 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
10529 (Sized_pluginobj::do_add_symbols): Unify the two versions.
10530 (Add_plugin_symbols): Remove.
10531 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
10532 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
10533 (Add_symbols::run): Make it work with Pulginobj.
10535 2009-02-06 Ian Lance Taylor <iant@google.com>
10537 * object.cc (Sized_relobj::do_layout): Make info message start
10538 with lower case letter.
10540 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
10542 * binary.cc: Fix file comment.
10544 * options.h (enum Incremental_disposition): Define.
10545 (class General_options): Add new options: --incremental,
10546 --incremental_changed, --incremental_unchanged,
10547 --incremental_unknown. Add incremental_disposition_ and
10548 implicit_incremental_ fields.
10549 (General_options::incremental_disposition): New function.
10550 (class Position_dependent_options): Add incremental_disposition
10552 (Position_dependent_options::copy_from_options): Set incremental
10554 * options.cc (General_options::parse_incremental_changed): New
10556 (General_options::parse_incremental_unchanged): New function.
10557 (General_options::parse_incremental_unknown): New function.
10558 (General_options::General_options): Initialize new fields
10559 incremental_disposition_ and implicit_incremental_.
10560 (General_options::finalize): Check for uasge of --incremental-*
10561 without --incremental.
10563 2009-02-06 Chris Demetriou <cgd@google.com>
10565 * gold.h (gold_undefined_symbol): Change to take only a Symbol
10566 pointer and to report location as the file name associated with
10568 (gold_undefined_symbol_at_location): New function to replace the
10569 old gold_undefined_symbol functionality.
10570 * target-reloc.h (relocate_section): Update to use
10571 gold_undefined_symbol_at_location.
10572 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10573 Call gold_undefined_symbol function rather than gold_error.
10574 * errors.h (Errors::undefined_symbol): Take location as a
10575 string, rather than calculating it from a relocation.
10576 * errors.cc (Errors::fatal): Print "fatal error:" before the
10578 (Errors::error, Errors::error_at_location): Print "error: "
10579 before the formatted message.
10580 (Errors::undefined_symbol): Take location as a string, rather
10581 than calculating it from a relocation.
10582 (gold_undefined_symbol_at_location): New function akin to
10583 old gold_undefined_symbol, calculates location from relocation.
10584 (gold_undefined_symbol): Change to take only a Symbol pointer
10585 and to report location as the file name associated with the symbol.
10586 * testsuite/debug_msg.sh: Update for changed error messages.
10587 * testsuite/undef_symbol.sh: Likewise.
10589 2009-02-04 Duncan Sands <baldrick@free.fr>
10592 * reduced_debug_output.h
10593 (Output_reduced_debug_abbrev_section::failed): Use format for
10595 (Output_reduced_debug_info_section::faild): Likewise.
10597 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
10599 * script.cc (Lazy_demangler): New class.
10600 (Version_script_info::get_symbol_version_helper): Demangle a
10603 2009-01-29 Cary Coutant <ccoutant@google.com>
10605 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
10607 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10609 2009-01-28 Ian Lance Taylor <iant@google.com>
10611 * version.cc (version_string): Bump to 1.9.
10613 * gold.h: Include <cstring> and <stdint.h>.
10614 * version.cc: Include <cstdio>.
10615 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
10617 * reduced_debug_output.cc (insert_into_vector): Rename from
10618 Insert_into_vector; change all callers. Use Swap_unaligned to
10619 avoid aliasing issue; remove union since it is unnecessary.
10621 2009-01-27 Sriraman Tallam <tmsriram@google.com>
10623 * Makefile.am (CCFILES): Add gc.cc.
10624 (HFILES): Add gc.h.
10625 * Makefile.in: Regenerate.
10626 * gold.cc (Gc_runner): New class.
10627 (queue_initial_tasks): Call garbage collection related tasks
10628 when corresponding options are invoked.
10629 (queue_middle_gc_tasks): New function.
10630 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
10631 processed early before laying out sections during garbage collection.
10632 * gold.h (queue_middle_gc_tasks): New function.
10633 (is_prefix_of): Move from "layout.cc".
10634 * i386.cc (Target_i386::gc_process_relocs): New function.
10635 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
10636 * main.cc (main): Create object of class "Garbage_collection".
10637 * object.cc (Relobj::copy_symbols_data): New function.
10638 (Relobj::is_section_name_included): New function.
10639 (Sized_relobj::do_layout): Allow this function to be called twice
10640 during garbage collection and defer layout of section during the
10642 * object.h (Relobj::get_symbols_data): New function.
10643 (Relobj::is_section_name_included): New function.
10644 (Relobj::copy_symbols_data): New function.
10645 (Relobj::set_symbols_data): New function.
10646 (Relobj::get_relocs_data): New function.
10647 (Relobj::set_relocs_data): New function.
10648 (Relobj::is_output_section_offset_invalid): New pure virtual function.
10649 (Relobj::gc_process_relocs): New function.
10650 (Relobj::do_gc_process_relocs): New pure virtual function.
10651 (Relobj::sd_): New data member.
10652 (Sized_relobj::is_output_section_offset_invalid): New function.
10653 (Sized_relobj::do_gc_process_relocs): New function.
10654 * options.h (General_options::gc_sections): Modify to not be a no-op.
10655 (General_options::print_gc_sections): New option.
10656 * plugin.cc (Plugin_finish::run): Remove function call to
10657 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
10658 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
10659 * reloc.cc (Read_relocs::run): Add task to process relocs and
10660 determine unreferenced sections when doing garbage collection.
10661 (Gc_process_relocs): New class.
10662 (Sized_relobj::do_gc_process_relocs): New function.
10663 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
10664 sections that are garbage collected.
10665 * reloc.h (Gc_process_relocs): New class.
10666 * sparc.cc (Target_sparc::gc_process_relocs): New function.
10667 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
10668 symbols whose corresponding sections are garbage collected.
10669 (Symbol_table::Symbol_table): Add new parameter for the garbage
10671 (Symbol_table::gc_mark_undef_symbols): New function.
10672 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10673 (Symbol_table::gc_mark_dyn_syms): New function.
10674 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
10676 (Symbol_table::add_from_object): Likewise.
10677 (Symbol_table::add_from_relobj): When building shared objects, do not
10678 treat externally visible symbols as garbage.
10679 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
10680 table information for static and relocatable links.
10681 * symtab.h (Symbol_table::set_gc): New function.
10682 (Symbol_table::gc): New function.
10683 (Symbol_table::gc_mark_undef_symbols): New function.
10684 (Symbol_table::gc_mark_symbol_for_shlib): New function.
10685 (Symbol_table::gc_mark_dyn_syms): New function.
10686 (Symbol_table::gc_): New data member.
10687 * target.h (Sized_target::gc_process_relocs): New pure virtual
10689 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
10690 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
10692 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
10694 * options.h (General_options::gc_sections): Define as a no-op for now.
10695 (General_options::no_keep_memory): Ditto.
10696 (General_options::Bshareable): Define.
10697 * options.cc (General_options::finalize): Honor -Bshareable.
10699 2009-01-20 Andreas Schwab <schwab@suse.de>
10701 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
10702 read the value in the contents, since we don't use it. Use the
10703 template endianness when writing.
10704 (Relocate::relocate): Use it for R_PPC_REL16_HA.
10706 2009-01-19 Andreas Schwab <schwab@suse.de>
10708 * configure.tgt (powerpc64-*): Fix targ_obj.
10710 2009-01-15 Ian Lance Taylor <iant@google.com>
10712 * object.cc (Sized_relobj::write_local_symbols): Don't write out
10713 local symbols when stripping all symbols.
10715 2009-01-14 Cary Coutant <ccoutant@google.com>
10717 * output.cc (Output_reloc): Add explicit instantiations.
10719 2009-01-14 Cary Coutant <ccoutant@google.com>
10721 * archive.cc (Archive::get_elf_object_for_member): Remove call
10722 to File_read::claim_for_plugin.
10723 * descriptors.cc (Descriptors::open): Remove reference to
10725 (Descriptors::claim_for_plugin): Remove.
10726 * descriptors.h (Descriptors::claim_for_plugin): Remove.
10727 (Descriptors::is_claimed): Remove.
10728 (claim_descriptor_for_plugin): Remove.
10729 * fileread.cc (File_read::claim_for_plugin): Remove.
10730 * fileread.h (File_read::claim_for_plugin): Remove.
10731 (File_read::descriptor): Reopen descriptor if necessary.
10732 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
10733 (Plugin_manager::all_symbols_read): Add task parameter. Change
10735 (Plugin_manager::get_input_file): New function.
10736 (Plugin_manager::release_input_file): New function.
10737 (Pluginobj::Pluginobj): Add filesize parameter and initialize
10738 corresponding data member.
10739 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
10740 and pass to base constructor. Change all callers.
10741 (get_input_file, release_input_file): New functions.
10742 (make_sized_plugin_object): Add filesize parameter. Change all callers.
10743 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
10744 (Plugin_manager::all_symbols_read): Add task parameter.
10745 (Plugin_manager::get_input_file): New function.
10746 (Plugin_manager::release_input_file): New function.
10747 (Plugin_manager::task_): New data member.
10748 (Pluginobj::Pluginobj): Add filesize parameter.
10749 (Pluginobj::filename): New function.
10750 (Pluginobj::descriptor): New function.
10751 (Pluginobj::filesize): New function.
10752 (Pluginobj::filesize_): New data member.
10753 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
10754 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
10755 File_read::claim_for_plugin; use Object::unlock to unlock the file.
10757 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
10758 with archive libraries.
10759 * testsuite/Makefile.in: Regenerate.
10760 * testsuite/plugin_test.c (struct sym_info): New type.
10761 (get_input_file, release_input_file): New static variables.
10762 (onload): Capture new transfer vector entries.
10763 (claim_file_hook): Stop reading at end of file according to filesize.
10764 Factor out parsing of readelf output into separate function.
10765 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10766 APIs and get the source file name from the symbol table. Convert
10767 source file name to corresponding object file name. Print info
10768 message when adding new input files.
10769 (parse_readelf_line): New function.
10770 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10771 * testsuite/plugin_test_2.sh: Likewise.
10772 * testsuite/plugin_test_3.sh: Likewise.
10773 * testsuite/plugin_test_4.sh: New test case.
10775 2009-01-07 Ian Lance Taylor <iant@google.com>
10777 * version.cc (version_string): Bump to 1.8.
10779 2008-12-23 Cary Coutant <ccoutant@google.com>
10781 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10782 * plugin.cc (Plugin_manager::finish): Rename as
10783 layout_deferred_objects. Move cleanup to separate function.
10784 (Plugin_manager::cleanup): New function.
10785 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10787 * plugin.h (Plugin_manager::finish): Rename as
10788 layout_deferred_objects.
10789 (Plugin_manager::cleanup): New function.
10790 (Plugin_manager::cleanup_done): New field.
10792 2008-12-23 Cary Coutant <ccoutant@google.com>
10794 * plugin.cc (is_visible_from_outside): New function.
10795 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10796 so we don't return "IR only" status for exported symbols or -r links.
10798 * testsuite/Makefile.am (plugin_test_3): New test case.
10799 * testsuite/Makefile.in: Regenerate.
10800 * testsuite/plugin_test_3.sh: New file.
10802 2008-12-22 Cary Coutant <ccoutant@google.com>
10804 * object.cc (Sized_relobj::layout_section): New function.
10805 (Sized_relobj::do_layout): Defer layout of input sections until after
10806 plugin has provided replacement files.
10807 (Sized_relobj::do_layout_deferred_sections): New function.
10808 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10809 (Relobj::layout_deferred_sections): New function.
10810 (Relobj::do_layout_deferred_sections): New function.
10811 (Sized_relobj::do_layout_deferred_sections): New function.
10812 (Sized_relobj::layout_section): New function.
10813 (Sized_relobj::Deferred_layout): New structure.
10814 (Sized_relobj::deferred_layout_): New field.
10815 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10816 Change all callers. Layout deferred sections.
10817 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10819 (Plugin_hook::run): Move code from do_plugin_hook inline.
10820 (Plugin_hook::do_plugin_hook): Remove.
10821 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10822 (Plugin_manager::finish): Renamed, was cleanup.
10823 (Plugin_manager::should_defer_layout): New function.
10824 (Plugin_manager::add_deferred_layout_object): New function.
10825 (Plugin_manager::Deferred_layout_list): New type.
10826 (Plugin_manager::deferred_layout_objects_): New field.
10827 (Plugin_hook::do_plugin_hook): Remove.
10829 2008-12-17 Ian Lance Taylor <iant@google.com>
10831 * options.h (class General_options): Add --no case for
10834 2008-12-16 Cary Coutant <ccoutant@google.com>
10836 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10838 (Plugin_manager::claim_file): Create plugin object even if
10839 plugin did not call the add_symbols callback.
10840 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10841 asking for more symbols than were added.
10842 * testsuite/Makefile.am (plugin_test_1): Add test case with
10844 (empty.syms): New target.
10845 * testsuite/Makefile.in: Regenerate.
10846 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10847 message. Don't call add_symbols if no globals.
10848 (all_symbols_read_hook): Don't provide replacement for empty
10851 2008-12-12 Ian Lance Taylor <iant@google.com>
10853 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10854 r_type == 0 for a local symbol with r_sym == 0.
10855 (scan_relocatable_relocs): Pass r_sym to
10856 local_non_section_strategy.
10857 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10860 * configure.ac: Update test for TLS descriptors: they are
10861 supported as of glibc 2.9.
10862 * configure: Rebuild.
10864 2008-12-11 Ian Lance Taylor <iant@google.com>
10867 * target-reloc.h (Default_scan_relocatable_relocs): For each
10868 function, map r_type == 0 to RELOC_DISCARD.
10870 2008-12-10 Cary Coutant <ccoutant@google.com>
10872 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10873 object to override a kept COMDAT group from a plugin object.
10875 2008-12-09 Ian Lance Taylor <iant@google.com>
10878 * yyscript.y (file_cmd): Handle INPUT.
10880 * testsuite/initpri1.c: Change all declarations to be full
10881 prototypes by adding void, to avoid compiler warnings.
10883 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
10885 * options.cc (General_options::parse_plugin_opt): New.
10886 (General_options::add_plugin): The argument now is just the filename.
10887 (General_options::add_plugin_option): New.
10888 * options.h (plugin_opt): New.
10889 (add_plugin): Change argument name.
10890 (add_plugin_option): New.
10891 * plugin.cc (Plugin::load): Don't parse the plugin option.
10892 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10893 (Plugin::add_option): New.
10894 (Plugin::args_): Change type.
10895 (Plugin::filename_): New.
10896 (Plugin_manager::add_plugin_option): New.
10897 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10898 * testsuite/Makefile.in: Regenerate.
10900 2008-12-05 Cary Coutant <ccoutant@google.com>
10902 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10903 Handle --strip-lto-sections option.
10904 * options.h (strip_lto_sections): New option.
10906 2008-12-01 Cary Coutant <ccoutant@google.com>
10908 * plugin.cc (ld_plugin_message): Change format parameter to const.
10909 Fix mismatch between new[] and delete.
10911 2008-11-14 Cary Coutant <ccoutant@google.com>
10913 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10916 2008-11-05 Craig Silverstein <csilvers@google.com>
10918 * options.cc (General_options::parse_dynamic_list): New function.
10919 * options.h (General_options): New flags dynamic_list,
10920 dynamic_list_data, dynamic_list_cpp_new, and
10921 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10922 (General_options::in_dynamic_list): New function.
10923 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10924 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10925 (Lex::can_continue_name): Likewise.
10927 (read_script_file): New parameter script_options.
10928 (read_dynamic_list): New function.
10929 (Script_options::define_dynamic_list): New function.
10930 (dynamic_list_keyword_parsecodes): New variable.
10931 (dynamic_list_keywords): New variable.
10932 * script.h (Script_options::define_dynamic_list): New function
10934 (read_dynamic_list): New function prototype.
10935 * symtab.cc (strprefix): New macro.
10936 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10937 dynamic_list_data, dynamic_list_cpp_new, and
10938 dynamic_list_cpp_typeinfo.
10939 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10940 (dynamic_list_expr): New rule.
10941 (dynamic_list_nodes): Likewise.
10942 (dynamic_list_node): Likewise.
10943 * testsuite/Makefile.am (dynamic_list): New test.
10944 * testsuite/Makefile.in: Regenerated.
10945 * testsuite/dynamic_list.t: New file.
10946 * testsuite/dynamic_list.sh: New file.
10948 2008-11-05 Craig Silverstein <csilvers@google.com>
10950 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10951 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10952 (t11_last): Likewise.
10953 * testsuite/ver_test_6.c (main): Likewise.
10955 2008-10-07 Cary Coutant <ccoutant@google.com>
10957 * options.c (General_options::finalize): Add check for -static and
10959 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10962 2008-10-02 Cary Coutant <ccoutant@google.com>
10964 * plugin.cc (make_sized_plugin_object): Fix conditional
10965 compilation to work when not all targets are enabled.
10967 2008-09-29 Cary Coutant <ccoutant@google.com>
10969 * archive.cc (Archive::get_file_and_offset): Use filename instead
10970 of name to get library path.
10971 (Archive::include_member): Unlock external member of a thin archive.
10973 * testsuite/Makefile.am (TEST_AR): New variable.
10974 (thin_archive_test_1): New test.
10975 (thin_archive_test_2): New test.
10976 * testsuite/Makefile.in: Regenerate.
10977 * testsuite/thin_archive_main.cc: New file.
10978 * testsuite/thin_archive_test_1.cc: New file.
10979 * testsuite/thin_archive_test_2.cc: New file.
10980 * testsuite/thin_archive_test_3.cc: New file.
10981 * testsuite/thin_archive_test_4.cc: New file.
10983 2008-09-29 Cary Coutant <ccoutant@google.com>
10985 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10986 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10988 (Sized_relobj::do_finalize_local_symbols): Likewise.
10989 (Sized_relobj::map_to_kept_section): Likewise.
10990 * object.h (Sized_relobj::invalid_address): New constant.
10991 (Sized_relobj::do_output_section_offset): Check for invalid_address
10993 * output.cc (Output_reloc::local_section_offset): Use constant
10994 invalid_address instead of -1U.
10995 (Output_reloc::get_address): Likewise.
10996 (Output_section::output_address): Change -1U to -1ULL.
10997 * output.h (Output_reloc::invalid_address): New constant.
10998 * reloc.cc (Sized_relobj::write_sections): Use constant
10999 invalid_address instead of -1U.
11000 (Sized_relobj::relocate_sections): Likewise.
11001 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11002 values for merge sections.
11003 * target-reloc.h (relocate_for_relocatable): Use constant
11004 invalid_address instead of -1U.
11006 2008-09-19 Cary Coutant <ccoutant@google.com>
11008 Add plugin functionality for link-time optimization (LTO).
11009 * configure.ac (plugins): Add --enable-plugins option.
11010 * configure: Regenerate.
11011 * config.in: Regenerate.
11012 * Makefile.am (LIBDL): New variable.
11013 (CCFILES): Add plugin.cc.
11014 (HFILES): Add plugin.h.
11015 (ldadd_var): Add LIBDL.
11016 * Makefile.in: Regenerate.
11018 * archive.cc: Include "plugin.h".
11019 (Archive::setup): Don't preread archive symbols when using a plugin.
11020 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11021 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11023 (Archive::include_member): Add symbols from plugin objects.
11024 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11025 * descriptors.cc (Descriptors::open): Check for file descriptors
11026 abandoned by plugins.
11027 (Descriptors::claim_for_plugin): New function.
11028 * descriptors.h (Descriptors::claim_for_plugin): New function.
11029 (Open_descriptor::is_claimed): New field.
11030 (claim_descriptor_for_plugin): New function.
11031 * fileread.cc (File_read::claim_for_plugin): New function.
11032 * fileread.h (File_read::claim_for_plugin): New function.
11033 (File_read::descriptor): New function.
11034 * gold.cc: Include "plugin.h".
11035 (queue_initial_tasks): Add task to call plugin hooks for generating
11037 * main.cc: Include "plugin.h".
11038 (main): Load plugin libraries.
11039 * object.h (Pluginobj): Declare.
11040 (Object::pluginobj): New function.
11041 (Object::do_pluginobj): New function.
11042 (Object::set_target): New function.
11043 * options.cc: Include "plugin.h".
11044 (General_options::parse_plugin): New function.
11045 (General_options::General_options): Initialize plugins_ field.
11046 (General_options::add_plugin): New function.
11047 * options.h (Plugin_manager): Declare.
11048 (General_options): Add --plugin option.
11049 (General_options::has_plugins): New function.
11050 (General_options::plugins): New function.
11051 (General_options::add_plugin): New function.
11052 (General_options::plugins_): New field.
11053 * plugin.cc: New file.
11054 * plugin.h: New file.
11055 * readsyms.cc: Include "plugin.h".
11056 (Read_symbols::do_read_symbols): Check for archive before checking
11057 for ELF file. Call plugin hooks to claim files.
11058 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11059 from a real object file; force override when processing replacement
11061 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11062 (Symbol::init_base_object): Likewise.
11063 (Symbol::init_base_output_data): Likewise.
11064 (Symbol::init_base_output_segment): Likewise.
11065 (Symbol::init_base_constant): Likewise.
11066 (Symbol::init_base_undefined): Likewise.
11067 (Symbol::output_section): Assert that object is not a plugin.
11068 (Symbol_table::add_from_pluginobj): New function.
11069 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11071 (Symbol_table::sized_write_globals): Likewise.
11072 (Symbol_table::add_from_pluginobj): Instantiate template.
11073 * symtab.h (Sized_pluginobj): Declare.
11074 (Symbol::in_real_elf): New function.
11075 (Symbol::set_in_real_elf): New function.
11076 (Symbol::in_real_elf_): New field.
11077 (Symbol_table::add_from_pluginobj): New function.
11079 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11080 (LIBDL): New variable.
11081 (LDADD): Add LIBDL.
11082 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11083 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11084 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11085 (MOSTLYCLEANFILES): Likewise.
11086 * testsuite/Makefile.in: Regenerate.
11087 * testsuite/plugin_test.c: New file.
11088 * testsuite/plugin_test_1.sh: New file.
11089 * testsuite/plugin_test_2.sh: New file.
11091 2008-09-16 Ian Lance Taylor <iant@google.com>
11093 * target-reloc.h (relocate_section): Check whether a symbol is
11094 defined by the ABI before reporting an undefined symbol error.
11095 * target.h (Target::is_defined_by_abi): Make parameter const.
11096 (Target::do_is_defined_by_abi): Likewise.
11097 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11098 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11099 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11100 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11101 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11102 * testsuite/Makefile.in: Rebuild.
11104 * fileread.cc (make_view): Add casts to avoid warning.
11106 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11108 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
11109 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11111 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11113 * options.h (General_options::output_is_executable): New.
11114 (General_options::output_is_pie): New.
11115 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
11116 for shared libraries.
11117 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11119 2008-09-11 Chris Demetriou <cgd@google.com>
11121 * options.h (origin): New -z option.
11122 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
11123 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
11126 2008-09-05 Cary Coutant <ccoutant@google.com>
11128 * fileread.cc (File_read::make_view): Add check for attempt to map
11129 beyond end of file.
11131 2008-09-05 Cary Coutant <ccoutant@google.com>
11133 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
11134 explicit instantiations.
11136 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
11139 * options.cc (General_options::finalize): Allow undefined symbols
11140 in shlibs if linking -shared.
11143 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
11144 symbols as not needing a dynsym entry.
11146 2008-08-20 Craig Silverstein <csilvers@google.com>
11148 * fileread.cc (File_read::open): Do not lock the file unless it
11149 was successfully opened.
11151 2008-08-14 Cary Coutant <ccoutant@google.com>
11153 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
11154 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
11155 * testsuite/tls_test.cc (struct int128): 128-bit struct
11156 for testing TLS relocs with non-zero addend.
11157 (v12): New TLS variable.
11159 (t_last): Add check for v12.
11160 * testsuite/tls_test.h (t12): New function.
11161 * testsuite/tls_test_main.cc (thread_routine): Call new test.
11163 2008-08-13 Ian Lance Taylor <iant@google.com>
11165 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
11166 set tls_segment_ or relro_segment_.
11167 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
11169 * output.h (Output_section::clear_is_relro): New function.
11170 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
11171 sections specially even when output_data_ is empty.
11172 (Output_segment::maximum_alignment): When first section is relro,
11173 only force alignment for PT_LOAD segments.
11174 * script.cc (script_data_segment_align): New function.
11175 (script_data_segment_relro_end): New function.
11176 * script-c.h (script_data_segment_align): Declare.
11177 (script_data_segment_relro_end): Declare.
11178 * script-sections.h (class Script_sections): Declare
11179 data_segment_align and data_segment_relro_end. Add fields
11180 segment_align_index_ and saw_relro_end_.
11181 * script-sections.cc (class Sections_element): Add set_is_relro
11182 virtual function. Add new bool* parameter to place_orphan_here.
11183 Add get_output_section virtual function.
11184 (class Output_section_definition): Add set_is_relro. Add new
11185 bool* parameter to place_orphan_here. Add get_output_section.
11186 Add is_relro_ field.
11187 (Output_section_definition::Output_section_definition): Initialize
11188 evaluated_address_, evaluated_load_address, evaluated_addralign_,
11189 and is_relro_ fields.
11190 (Output_section_definition::place_orphan_here): Add is_relro
11192 (Output_section_definition::set_section_addresses): Set relro for
11194 (Output_section_definition::alternate_constraint): Likewise.
11195 (class Orphan_output_section): Add new bool* parameter to
11196 place_orphan_here. Add get_output_section.
11197 (Orphan_output_section::place_orphan_here): Add is_relro
11199 (Script_sections::Script_sections): Initialize
11200 data_segment_align_index_ and saw_relro_end_.
11201 (Script_sections::data_segment_align): New function.
11202 (Script_sections::data_segment_relro_end): New function.
11203 (Script_sections::place_orphan): Set or clear is_relro.
11204 (Script_sections::set_section_addresses): Force alignment of first
11206 * yyscript.y (exp): Call script_data_segment_align and
11207 script_data_segment_relro_end.
11208 * testsuite/relro_script_test.t: New file.
11209 * testsuite/relro_test.cc (using_script): Declare.
11210 (t1, t2): Test using_script.
11211 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
11212 (relro_script_test_SOURCES): Define.
11213 (relro_script_test_DEPENDENCIES): Define.
11214 (relro_script_test_LDFLAGS): Define.
11215 (relro_script_test_LDADD): Define.
11216 (relro_script_test.so): New target.
11217 * testsuite/Makefile.in: Rebuild.
11219 2008-08-06 Cary Coutant <ccoutant@google.com>
11221 * archive.cc (Archive::total_archives, Archive::total_members)
11222 (Archive::total_members_loaded): New variables.
11223 (Archive::setup): Add parameter. Add option to preread
11225 (Archive::read_armap): Add counter.
11226 (Archive::get_file_and_offset): New function.
11227 (Archive::get_elf_object_for_member): New function.
11228 (Archive::read_all_symbols): New function.
11229 (Archive::read_symbols): New function.
11230 (Archive::add_symbols): Add counters.
11231 (Archive::include_all_members): Use armap to find members if it's
11233 (Archive::include_member): Skip reading symbols if already read.
11234 Factored code into Archive::get_file_and_offset and
11235 Archive::get_elf_object_for_member. Changed call to
11236 Mapfile::report_include_archive_member.
11237 (Archive::print_stats): New function.
11238 * archive.h: Declare Object and Read_symbols_data classes.
11239 (Archive::Archive): Add initializers for new members.
11240 (Archive::setup): Add parameter.
11241 (Archive::print_stats): New function.
11242 (Archive::total_archives, Archive::total_members)
11243 (Archive::total_members_loaded): New variables.
11244 (Archive::get_file_and_offset): New function.
11245 (Archive::get_elf_object_for_member): New function.
11246 (Archive::read_all_symbols): New function.
11247 (Archive::read_symbols): New function.
11248 (Archive::Archive_member): New class.
11249 (Archive::members_): New member.
11250 (Archive::num_members_): New member.
11251 * main.cc: Include archive.h.
11252 (main): Call Archive::print_stats.
11253 * mapfile.cc (Mapfile::report_include_archive_member): Delete
11254 archive parameter; member_name is now the fully-decorated name.
11255 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
11256 * options.h: (General_options): Add --preread-archive-symbols option.
11257 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
11260 2008-08-04 Ian Lance Taylor <iant@google.com>
11262 * symtab.h (Symbol::use_plt_offset): New function.
11263 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
11264 * powerpc.cc (Relocate::relocate): Likewise.
11265 * sparc.cc (Relocate::relocate): Likewise.
11266 * x86_64.cc (Relocate::relocate): Likewise.
11267 * testsuite/weak_plt.sh: New test.
11268 * testsuite/weak_plt_main.cc: New test.
11269 * testsuite/weak_plt_shared.cc: New test.
11270 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
11271 (check_PROGRAMS): Add weak_plt.
11272 (check_DATA): Add weak_plt_shared.so.
11273 (weak_plt_main_pic.o, weak_plt): New targets.
11274 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
11275 * testsuite/Makefile.in: Rebuild.
11277 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
11279 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
11280 * testsuite/Makefile.in: Rebuild.
11282 2008-08-04 Alan Modra <amodra@bigpond.net.au>
11284 * Makefile.am (POTFILES.in): Set LC_ALL=C.
11285 * Makefile.in: Regenerate.
11286 * po/POTFILES.in: Regenerate.
11288 2008-07-29 Ian Lance Taylor <iant@google.com>
11290 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
11291 symbols before other symbols.
11292 * testsuite/script_test_2.cc (test_addr): Declare.
11293 (test_addr_alias): Declare.
11294 (main): Check that test_addr and test_addr_alias have the right
11296 * testsuite/script_test_2.t: Define test_addr_alias and
11299 2008-07-24 Ian Lance Taylor <iant@google.com>
11302 * descriptors.cc: New file.
11303 * descriptors.h: New file.
11304 * gold-threads.h (class Hold_optional_lock): New class.
11305 * fileread.cc: Include "descriptors.h".
11306 (File_read::~File_read): Release descriptor rather than closing
11308 (File_read::open) [file]: Call open_descriptor rather than open.
11309 Set is_descriptor_opened_.
11310 (File_read::open) [memory]: Assert that descriptor is not open.
11311 (File_read::reopen_descriptor): New function.
11312 (File_read::release): Release descriptor.
11313 (File_read::do_read): Make non-const. Reopen descriptor.
11314 (File_read::read): Make non-const.
11315 (File_read::make_view): Reopen descriptor.
11316 (File_read::do_readv): Likewise.
11317 * fileread.h (class File_read): Add is_descriptor_opened_ field.
11318 Update declarations.
11319 * layout.cc: Include "descriptors.h".
11320 (Layout::create_build_id): Use open_descriptor rather than open.
11321 * output.cc: Include "descriptors.h".
11322 (Output_file::open): Use open_descriptor rather than open.
11323 * archive.cc (Archive::const_iterator): Change Archive to be
11325 (Archive::begin, Archive::end): Make non-const.
11326 (Archive::count_members): Likewise.
11327 * archive.h (class Archive): Update declarations.
11328 * object.h (Object::read): Make non-const.
11329 * Makefile.am (CCFILES): Add descriptors.cc.
11330 (HFILES): Add descriptors.h.
11331 * Makefile.in: Rebuild.
11334 * gold.h: Always include <clocale>. Add Solaris workarounds
11335 following code in binutils/sysdep.h.
11338 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
11339 this->eh_frame_hdr_ is NULL before using it.
11341 * dynobj.cc (Versions::Versions): Update comment.
11343 * dynobj.cc (Versions::Versions): If there is an soname, use it as
11344 the base version name.
11346 * stringpool.cc (Stringpool_template::add_with_length): Set key to
11347 array size plus one.
11348 (Stringpool_template::set_string_offsets): Subtract one from key
11349 before using it as an array index.
11350 (Stringpool_template::get_offset_with_length): Likewise.
11351 (Stringpool_template::write_to_buffer): Likewise.
11352 * stringpool.h (Stringpool_template::get_offset_from_key):
11355 2008-07-23 Ian Lance Taylor <iant@google.com>
11358 * object.h (Merged_symbol_value::value): Do our best to handle a
11362 * script.cc (Version_script_info::get_versions): Don't add empty
11363 version tag to return value.
11364 (Version_script_info::get_symbol_version_helper): Change return
11365 type to bool. Add pversion parameter. Change all callers.
11366 (script_register_vers_node): Don't require a non-NULL tag.
11367 * script.h (class Version_script_info): Update declarations.
11368 (Version_script_info::get_symbol_version): Change return type to
11369 bool. Add version parameter. Change all callers.
11370 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
11371 handling. Handle an empty version from a version script.
11372 (Symbol_table::define_special_symbol): Likewise.
11373 * testsuite/ver_test_10.script: New file.
11374 * testsuite/ver_test_10.sh: New file.
11375 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
11376 (check_DATA): Add ver_test_10.syms.
11377 (ver_test_10.syms, ver_test_10.so): New target.
11378 * testsuite/Makefile.in: Rebuild.
11380 2008-07-23 Simon Baldwin <simonb@google.com>
11382 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
11383 to zero for undefined symbols from dynamic libraries.
11385 2008-07-23 Ian Lance Taylor <iant@google.com>
11387 * symtab.cc (Symbol_table::resolve): Remove version parameter.
11388 Change all callers.
11389 * symtab.h (class Symbol_table): Update declaration.
11390 * testsuite/ver_test_9.cc: New file.
11391 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
11392 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
11393 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
11394 (ver_test_9.so, ver_test_9.o): New targets.
11395 * testsuite/Makefile.in: Rebuild.
11397 2008-07-22 Ian Lance Taylor <iant@google.com>
11399 * options.h (class General_options): Define --check-sections.
11400 * layout.cc (Layout::set_segment_offsets): Handle
11403 * options.h (class General_options): Define -n/--nmagic and
11405 * options.cc (General_options::finalize): For -n/--nmagic or
11406 -N/--omagic, set -static.
11407 * layout.cc (Layout::attach_allocated_section_to_segment): If
11408 -N/--omagic, don't put read-only and read-write sections in
11409 different segments.
11410 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
11411 finding a read-only segment.
11412 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
11413 don't set the minimum segment alignment to the common page size,
11414 and don't set the file offset to the address modulo the page size.
11415 * script-sections.cc (Script_sections::create_segments): If
11416 -n/--omagic, don't put read-only and read-write sections in
11417 different segments.
11419 * cref.cc: New file.
11420 * cref.h: New file.
11421 * options.h (class General_options): Add --print-symbol-counts.
11422 * main.cc (main): Issue defined symbol report if requested.
11423 * archive.cc (Archive::interpret_header): Make into a const member
11425 (Archive::add_symbols): Call Input_objects::archive_start and
11427 (Archive::const_iterator): Define new class.
11428 (Archive::begin, Archive::end): New functions.
11429 (Archive::include_all_members): Rewrite to use iterator.
11430 (Archive::count_members): New function.
11431 * archive.h (class Archive): Update declarations.
11432 (Archive::filename): New function.
11433 * object.cc: Include "cref.h".
11434 (Sized_relobj::Sized_relobj): Initialize defined_count_.
11435 (Sized_relobj::do_get_global_symbol_counts): New function.
11436 (Input_objects::add_object): Add object to cross-referencer.
11437 (Input_objects::archive_start): New function.
11438 (Input_objects::archive_stop): New function.
11439 (Input_objects::print_symbol_counts): New function.
11440 * object.h: Declare Cref and Archive.
11441 (Object::get_global_symbol_counts): New function.
11442 (Object::do_get_global_symbol_counts): New pure virtual function.
11443 (class Sized_relobj): Add defined_count_ field. Update
11445 (class Input_objects): Add cref_ field. Update constructor.
11446 Update declarations.
11447 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
11449 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
11451 (Sized_dynobj::do_get_global_symbol_counts): New function.
11452 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
11453 defined_count_. Update declarations. Define Symbols typedef.
11454 * symtab.cc (Symbol_table::add_from_relobj): Add defined
11455 parameter. Change all callers.
11456 (Symbol_table::add_from_dynobj): Add sympointers and defined
11457 parameters. Change all callers.
11458 * symtab.h (class Symbol_table): Update declarations.
11459 * Makefile.am (CCFILES): Add cref.cc.
11460 (HFILES): Add cref.h.
11461 * Makefile.in: Rebuild.
11463 2008-07-22 Simon Baldwin <simonb@google.com>
11465 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
11466 to zero when writing undefined symbols.
11468 2008-07-22 Ian Lance Taylor <iant@google.com>
11470 * output.cc (Output_section::add_input_section): Don't try to
11471 merge empty merge sections.
11473 2008-07-21 Craig Silverstein <csilvers@google.com>
11475 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11476 Include symbol version in error message.
11478 2008-07-20 Chris Demetriou <cgd@google.com>
11480 * configure.ac (gold_cv_c_random_seed): New configured variable.
11481 (RANDOM_SEED_CFLAGS): New substituted variable.
11482 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
11483 * configure: Rebuild.
11484 * Makefile.in: Likewise.
11485 * testsuite/Makefile.in: Likewise.
11487 2008-07-18 Ian Lance Taylor <iant@google.com>
11489 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
11490 where we see NAME/NULL and NAME/VERSION as separate symbols.
11491 * testsuite/ver_test_main.cc (main): Call t4.
11492 (t4, t4_2a): Define.
11493 * testsuite/ver_test_2.cc (t4_2): Define.
11494 * testsuite/ver_test_2.script: Put t4_2a in VER2.
11495 * testsuite/ver_test_4.cc (t4_2a): Define.
11496 * testsuite/ver_test_4.script: Put t4_2a in VER2.
11497 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
11499 2008-07-17 Ian Lance Taylor <iant@google.com>
11501 * dynobj.cc (Versions::add_def): If we give an error about a
11502 missing version, go ahead and create the version anyhow.
11504 2008-07-10 Ian Lance Taylor <iant@google.com>
11506 Handle output sections with more than 0x7fffffff bytes.
11507 * object.h (class Relobj): Change map_to_output_ to
11508 output_sections_, and just keep a section pointer. Change all
11509 uses. Move comdat group support to Sized_relobj.
11510 (Relobj::is_section_specially_mapped): Remove.
11511 (Relobj::output_section): Remove poff parameter. Change all
11513 (Relobj::output_section_offset): New function.
11514 (Relobj::set_section_offset): Rewrite.
11515 (Relobj::map_to_output): Remove.
11516 (Relobj::output_sections): New function.
11517 (Relobj::do_output_section_offset): New pure virtual function.
11518 (Relobj::do_set_section_offset): Likewise.
11519 (class Sized_relobj): Add section_offsets_ field. Add comdat
11520 group support from Relobj. Update declarations.
11521 (Sized_relobj::get_output_section_offset): New function.
11522 (Sized_relobj::do_output_section_offset): New function.
11523 (Sized_relobj::do_set_section_offset): New function.
11524 * object.cc (Relobj::output_section_address): Remove.
11525 (Sized_relobj::Sized_relobj): Initialize new fields.
11526 (Sized_relobj::include_section_group): Cast find_kept_object to
11528 (Sized_relobj::include_linkonce_section): Likewise.
11529 (Sized_relobj::do_layout): Use separate arrays for output section
11531 (Sized_relobj::do_count_local_symbols): Change map_to_output to
11533 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
11534 output_sections and section_offsets.
11535 (Sized_relobj::write_local_symbols): Likewise.
11536 (map_to_kept_section): Compute output address directly.
11537 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
11538 output_sections and section_offsets.
11539 (Sized_relobj::write_sections): Likewise.
11540 (Sized_relobj::relocate_sections): Likewise.
11541 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
11542 * output.h (class Output_reloc): Update declarations. Change
11543 u2_.relobj to Sized_relobj*.
11544 (class Output_data_reloc): Change add functions to use
11546 * output.cc (Output_reloc::Output_reloc): Change relobj to
11548 (Output_reloc::local_section_offset): Change return type to
11549 Elf_Addr. Use get_output_section_offset.
11550 (Output_reloc::get_address): Likewise.
11551 (Output_section::is_input_address_mapped): Don't call
11552 is_section_specially_mapped.
11553 (Output_section::output_offset): Likewise.
11554 (Output_section::output_address): Likewise.
11555 (Output_section::starting_output_address): Likewise.
11556 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
11557 parameter to Sized_relobj*.
11558 (Copy_relocs::need_copy_reloc): Likewise.
11559 (Copy_relocs::save): Likewise.
11560 * copy-relocs.h (class Copy_relocs): Update declarations.
11561 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
11562 Sized_relobj*. Change relobj_ field to Sized_relobj*.
11563 * target-reloc.h (relocate_for_relocatable): Change
11564 offset_in_output_section type to Elf_Addr. Change code that uses
11566 * layout.cc (Layout::layout): Always set *off.
11567 * mapfile.cc (Mapfile::print_input_section): Use
11568 output_section_offset.
11569 * i386.cc (Target_i386::copy_reloc): Change object parameter to
11571 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
11572 * sparc.cc (Target_sparc::copy_reloc): Likewise.
11573 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
11575 2008-07-03 Ian Lance Taylor <iant@google.com>
11577 * layout.cc (Layout::include_section): Do not discard unrecognized
11578 SHT_STRTAB sections.
11580 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
11582 * script.cc (Lex::can_continue_name): Make '?' allowable in
11583 version-script names.
11584 * testsuite/version_script.map: Change glob pattern to use '?'
11586 2008-06-30 Manish Singh <yosh@gimp.org>
11589 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
11592 2008-06-30 Ian Lance Taylor <iant@google.com>
11596 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
11597 versions]: Don't try to read the value in the contents, since we
11598 don't use it. Use the template endianness when writing.
11600 2008-06-25 Cary Coutant <ccoutant@google.com>
11602 * fileread.cc (File_read::make_view): Assert on zero-length view.
11603 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
11604 symbol table when there are no symbols to read.
11606 2008-06-23 Craig Silverstein <csilvers@google.com>
11608 * version.cc (version_string): Bump to 1.7
11610 2008-06-18 Craig Silverstein <csilvers@google.com>
11612 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
11613 constant 0xFFFF to type Valtype.
11614 (Powerpc_relocate_functions::rel16_ha): Likewise.
11616 2008-06-17 Ian Lance Taylor <iant@google.com>
11618 * output.h (Output_section::Input_section): Initialize p2align_ to
11619 zero for Output_section_data constructors.
11620 (Output_section::Input_section::addralign): If not an input
11621 section, return the alignment of the Output_section_data.
11622 * testsuite/copy_test.cc: New file.
11623 * testsuite/copy_test_1.cc: New file.
11624 * testsuite/copy_test_2.cc: New file.
11625 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
11626 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
11627 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
11628 (copy_test_1_pic.o, copy_test_1.so): New targets.
11629 (copy_test_2_pic.o, copy_test_2.so): New targets.
11630 * testsuite/Makefile.in: Rebuild.
11632 * script-sections.cc (Script_sections::place_orphan): Initialize
11633 local variable exact.
11635 2008-06-13 David Edelsohn <edelsohn@gnu.org>
11637 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
11639 2008-06-12 David Edelsohn <edelsohn@gnu.org>
11640 David S. Miller <davem@davemloft.net>
11642 * powerpc.cc: New file.
11643 * Makefile.am (TARGETSOURCES): Add powerpc.cc
11644 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
11645 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
11646 * Makefile.in: Rebuild.
11648 2008-06-09 Ian Lance Taylor <iant@google.com>
11650 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
11652 (throwing, orig_terminate): New static variables.
11653 (terminate_handler): New static function.
11654 (t2): Set terminate handler.
11656 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
11659 * binary.cc (Binary_to_elf::sized_convert): Fix .data
11662 2008-05-30 Cary Coutant <ccoutant@google.com>
11664 * archive.cc (Archive::include_all_members) Correct to step
11665 over symbol table and extended name table in thin archives.
11667 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
11670 * target-reloc.h (relocate_for_relocatable): Fix new_offset
11673 2008-05-28 Caleb Howe <cshowe@google.com>
11675 * reduced_debug_output.cc: New file.
11676 * reduced_debug_output.h: New file.
11677 * options.h (class General_options): Add --strip-debug-non-line.
11678 * options.cc (General_options::finalize): Add strip_debug_non_line
11679 to the strip heirarchy.
11680 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
11682 * layout.cc: Include "reduced_debug_output.h".
11683 (Layout::Layout): Initialize new fields.
11684 (line_only_debug_sections): New static array.
11685 (is_lines_only_debug_sections): New static inline function.
11686 (Layout::include_section): Handle --strip-debug-non-line.
11687 (Layout::make_output_section): If --strip-debug-non-line, build
11688 new output sections for .debug_abbrev and .debug_info.
11689 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
11690 gold. Warn about possible overflow.
11691 (read_signed_LEB_128): Likewise.
11692 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
11693 (read_signed_LEB_128): Declare.
11694 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
11695 (HFILES): Add reduced_debug_output.h.
11696 * Makefile.in: Rebuild.
11698 2008-05-21 Ian Lance Taylor <iant@google.com>
11700 * mapfile.cc: New file.
11701 * mapfile.h: New file.
11702 * options.h (class General_options): Add -M/--print-map and -Map.
11703 * options.cc (General_options::finalize): Make -M equivalent to
11705 * main.cc: Include <cstdio> and "mapfile.h".
11706 (main): Open mapfile if requested.
11707 * gold.cc (class Middle_runner): Add mapfile_ field. Update
11708 constructor. Change caller.
11709 (queue_initial_tasks): Add mapfile parameter. Change caller.
11710 (queue_middle_tasks): Likewise.
11711 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
11713 * archive.cc: Include "mapfile.h".
11714 (Archive::add_symbols): Add mapfile parameter. Change all
11715 callers. Pass mapfile, symbol, and reason to include_member.
11716 (Archive::include_all_members): Add mapfile parameter. Change all
11718 (Archive::include_member): Add mapfile, sym, and why parameters.
11719 Change all callers. Report inclusion to map file.
11720 * archive.h: Include "fileread.h".
11721 (class Archive): Update declarations.
11722 (Archive::file): New const method.
11723 (class Add_archive_symbols): Add mapfile_ field. Update
11724 constructor. Change all callers.
11725 * readsyms.h (class Read_symbols): Likewise.
11726 (class Finish_group): Likewise.
11727 (class Read_script): Likewise.
11728 * common.cc: Include "mapfile.h".
11729 (Symbol_table::allocate_commons): Add mapfile parameter. Change
11731 (Symbol_table::do_allocate_commons): Likewise.
11732 (Symbol_table::do_allocate_commons_list): Likewise. Report common
11733 symbol allocation to mapfile.
11734 * common.h (class Allocate_commons_task): Add mapfile_ field.
11735 Update constructor. Change all callers.
11736 * symtab.h (class Symbol_table): Update declarations.
11737 * layout.cc: Include "mapfile.h".
11738 (Layout_task_runner::run): Print information to mapfile.
11739 (Layout::create_gold_note): Change Output_data_fixed_space to
11740 Output_data_zero_fill.
11741 (Layout::create_build_id): Likewise.
11742 (Layout::print_to_mapfile): New function.
11743 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
11744 constructor. Change caller.
11745 (class Layout): Declare print_to_mapfile.
11746 * output.cc (Output_section::Input_section::print_to_mapfile): New
11748 (Output_section::add_input_section): If producing a map, always
11749 add to input_sections_ list.
11750 (Output_section::do_print_to_mapfile): New function.
11751 (Output_segment::print_sections_to_mapfile): New function.
11752 (Output_segment::print_section_list_to_mapfile): New function.
11753 * output.h: Include "mapfile.h".
11754 (Output_data::print_to_mapfile): New function.
11755 (Output_data::do_print_to_mapfile): New virtual function.
11756 (Output_segment_headers::do_print_to_mapfile): New function.
11757 (Output_file_header::do_print_to_mapfile): New function.
11758 (Output_data_const::do_print_to_mapfile): New function.
11759 (class Output_data_const_buffer): Add map_name_ field. Update
11760 constructor. Change all callers. Add do_print_to_mapfile
11762 (class Output_data_fixed_space): Likewise.
11763 (class Output_data_space): Likewise.
11764 (class Output_data_zero_fill): New class.
11765 (Output_data_strtab::do_print_to_mapfile): New function.
11766 (Output_data_reloc_base::do_print_to_mapfile): New function.
11767 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11768 (Output_data_group::do_print_to_mapfile): New function.
11769 (Output_data_got::do_print_to_mapfile): New function.
11770 (Output_data_dynamic::do_print_to_mapfile): New function.
11771 (Output_symtab_xindex::do_print_to_mapfile): New function.
11772 (class Output_section): Declare do_print_to_mapflie. Declare
11773 print_to_mapfile in Input_section.
11774 (class Output_segment): Declare new functions.
11775 * object.h (Sized_relobj::symbol_count): New function.
11776 * script-sections.cc
11777 (Output_section_element_dot_assignment::set_section_addresses):
11778 Change Output_data_fixed_space to Output_data_zero_fill.
11779 (Output_data_expression::do_print_to_mapfile): New function.
11780 * script.cc (read_input_script): Add mapfile parameter. Change
11782 * script.h (read_input_script): Update declaration.
11783 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11784 (Eh_frame::do_print_to_mapfile): New function.
11785 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11786 (Output_merge_string::do_print_to_mapfile): New function.
11787 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11789 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11791 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11793 * Makefile.am (CCFILES): Add mapfile.cc.
11794 (HFILES): Add mapfile.h.
11795 * Makefile.in: Rebuild.
11797 2008-05-19 Ian Lance Taylor <iant@google.com>
11799 * options.h (class General_options): Add -z relro.
11800 * layout.cc (Layout::Layout): Initialize relro_segment_.
11801 (Layout::add_output_section_data): Return the output section.
11802 (Layout::make_output_section): Rcognize relro sections and mark
11803 them appropriately.
11804 (Layout::attach_allocated_section_to_segment): Put relro sections
11805 in a PT_GNU_RELRO segment.
11806 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11808 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11810 (Layout::linkonce_mapping): Map d.rel.ro.local to
11811 .data.rel.ro.local.
11812 (Layout::output_section_name): Us .data.rel.ro.local for any
11813 section which begins with that.
11814 * layout.h (class Layout): Update add_output_section_data
11815 declaration. Add relro_segment_ field.
11816 * output.cc (Output_section::Output_section): Initialize is_relro_
11817 and is_relro_local_ fields.
11818 (Output_segment::add_output_section): Group relro sections.
11819 (Output_segment::is_first_section_relro): New function.
11820 (Output_segment::maximum_alignment): If there is a relro section,
11821 align the segment to the common page size.
11822 (Output_segment::set_section_addresses): Track whether we are
11823 looking at relro sections. If the last section is a relro
11824 section, align to the common page size.
11825 (Output_segment::set_section_list_addresses): Add in_relro
11826 parameter. Change all callers. Align to the page size when
11827 moving from relro to non-relro section.
11828 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11830 * output.h (class Output_section): Add is_relro_ and
11831 is_relro_local_ fields.
11832 (Output_section::is_relro): New function.
11833 (Output_section::set_is_relro): New function.
11834 (Output_section::is_relro_local): New function.
11835 (Output_section::set_is_relro_local): New function.
11836 (class Output_segment): Update declarations.
11837 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11838 * sparc.cc (Target_sparc::got_section): Likewise.
11839 * x86_64.cc (Target_x86_64::got_section): Likewise.
11840 * testsuite/relro_test_main.cc: New file.
11841 * testsuite/relro_test.cc: New file.
11842 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11843 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11844 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11845 (relro_test.so, relro_test_pic.o): New targets.
11846 * testsuite/Makefile.in: Rebuild.
11848 2008-05-16 Ian Lance Taylor <iant@google.com>
11850 * output.cc (Output_segment::add_output_section): Remove front
11852 * output.h (class Output_segment): Remove
11853 add_initial_output_section and overloaded add_output_section.
11854 Update declaration of remaining add_output_section.
11855 * layout.cc (Layout::create_interp): Call add_output_section
11856 rather than add_initial_output_section.
11857 (Layout::finish_dynamic_section): Likewise.
11859 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11860 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11861 know the dynamic type.
11862 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11863 field. Initialize it in constructor.
11864 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11865 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11866 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11869 * output.cc (Output_reloc::get_address): Change return type to
11871 * output.h (class Output_reloc): Update get_address declaration.
11872 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11873 for section addresses.
11875 2008-05-09 Ian Lance Taylor <iant@google.com>
11878 * gold.cc (gold_nomem): Use return value of write.
11880 2008-05-08 Ian Lance Taylor <iant@google.com>
11882 * symtab.c (Symbol::init_base_output_data): Add version
11883 parameter. Change all callers.
11884 (Symbol::init_base_output_segment): Likewise.
11885 (Symbol::init_base_constant): Likewise.
11886 (Symbol::init_base_undefined): Likewise.
11887 (Sized_symbol::init_output_data): Likewise.
11888 (Sized_symbol::init_output_segment): Likewise.
11889 (Sized_symbol::init_constant): Likewise.
11890 (Sized_symbol::init_undefined): Likewise.
11891 (Symbol_table::do_define_in_output_data): If the new symbol has a
11892 version, mark it as the default.
11893 (Symbol_table::do_define_in_output_segment): Likewise.
11894 (Symbol_table::do_define_as_constant): Likewise.
11895 * symtab.h (class Symbol): Update declarations.
11896 (class Sized_symbol): Likewise.
11897 * resolve.cc (Symbol::override_version): New function.
11898 (Symbol::override_base): Call override_version.
11899 (Symbol::override_base_with_special): Likewise.
11900 * testsuite/ver_script_8.script: New file.
11901 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11902 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11903 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11904 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11906 2008-05-06 Ian Lance Taylor <iant@google.com>
11909 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11911 (class General_options): Remove existing --undefined, and add
11912 --no-undefined instead. Add new --undefined as synonym for -u.
11913 * archive.cc (Archive::add_symbols): Check whether symbol was
11915 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11916 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11917 all uses. Add IS_UNDEFINED. Update declarations to split
11918 different versions of init_base. Declare init_base_undefined.
11919 (Symbol::is_defined): Handle IS_UNDEFINED.
11920 (Symbol::is_undefined): Likewise.
11921 (Symbol::is_weak_undefined): Call is_undefined.
11922 (Symbol::is_absolute): Handle IS_CONSTANT.
11923 (class Sized_symbol): Update declarations to split different
11924 versions of init. Declare init_undefined.
11925 (class Symbol_table): Declare new functions.
11926 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11927 Change all callers.
11928 (Symbol::init_base_output_data): Likewise.
11929 (Symbol::init_base_output_segment): Likewise.
11930 (Symbol::init_base_constant): Likewise.
11931 (Symbol::init_base_undefined): New function.
11932 (Sized_symbol::init_object): Rename from init. Change all
11934 (Sized_symbol::init_output_data): Likewise.
11935 (Sized_symbol::init_output_segment): Likewise.
11936 (Sized_symbol::init_constant): Likewise.
11937 (Sized_symbol::init_undefined): New function.
11938 (Symbol_table::add_undefined_symbols_from_command_line): New
11940 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11942 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11943 (Symbol::output_section): Likewise.
11944 (Symbol::set_output_section): Likewise.
11945 (Symbol_table::sized_finalize_symbol): Likewise.
11946 (Symbol_table::sized_write_globals): Likewise.
11947 * resolve.cc (Symbol_table::should_override): Likewise.
11948 (Symbol::override_base_with_special): Likewise.
11950 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11951 symbol, change it to have default visibility.
11952 * testsuite/protected_1.cc: New file.
11953 * testsuite/protected_2.cc: New file.
11954 * testsuite/protected_3.cc: New file.
11955 * testsuite/protected_main_1.cc: New file.
11956 * testsuite/protected_main_2.cc: New file.
11957 * testsuite/protected_main_3.cc: New file.
11958 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11959 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11960 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11961 (protected_1.so): New target.
11962 (protected_1_pic.o, protected_2_pic.o): New targets.
11963 (protected_3_pic.o): New target.
11964 (check_PROGRAMS): Add protected_2.
11965 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11966 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11967 * testsuite/Makefile.in: Rebuild.
11969 * options.h (DEFINE_var): Add set_user_set_##varname__.
11970 (DEFINE_bool_alias): New macro.
11971 (class General_options): Define -Bstatic using DEFINE_bool_alias
11972 rather than DEFINE_special. Add --undefined as an alias for -z
11974 * options.cc (General_options::parse_Bstatic): Remove.
11976 * options.h (class General_options): Add --fatal-warnings.
11977 * main.cc (main): Implement --fatal-warnings.
11978 * errors.h (Errors::warning_count): New function.
11980 * options.h (class General_options): Add -Bsymbolic-functions.
11981 * symtab.h (Symbol::is_preemptible): Check for
11982 -Bsymbolic-functions.
11984 2008-05-05 Ian Lance Taylor <iant@google.com>
11986 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11987 as noVARNAME rather than no-VARNAME.
11988 (class General_options): Add option -z combreloc.
11989 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11991 (Output_reloc::sort_before) [SHT_REL]: New function.
11992 (Output_reloc::sort_before) [SHT_RELA]: New function.
11993 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11994 Sort_relocs_comparison.
11995 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11996 parameter. Change all callers.
11997 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11998 sort_relocs parameter. Change all callers.
11999 * output.cc (Output_reloc::get_address): New function, broken out
12001 (Output_reloc::write_rel): Call it.
12002 (Output_reloc::compare): New function.
12003 (Output_data_reloc_base::do_write): Optionally sort relocs.
12005 * configure.ac: If targ_extra_obj is set, link it in.
12006 * configure.tgt: Initialize all variables.
12007 (x86_64*): Set targ_extra_obj and targ_extra_size.
12008 * configure: Rebuild.
12010 * object.cc (Sized_relobj::include_section_group): Adjust section
12011 indexes read from group data. Build vector to pass to
12013 * layout.cc (Layout::layout_group): Add flags and shndxes
12014 parameters. Remove contents parameter. Change caller. Update
12015 explicit instantiations.
12016 * layout.h (class Layout): Update layout_group declaration.
12017 * output.cc (Output_data_group::Output_data_group): Add flags and
12018 input_shndxes parameters. Remove contents parameter. Change
12020 (Output_data_group::do_write): Change input_sections_ to
12022 * output.h (class Output_data_group): Update constructor
12023 declaration. Rename input_sections_ to input_shndxes_.
12024 * testsuite/many_sections_test.cc: Add template.
12026 2008-04-30 Cary Coutant <ccoutant@google.com>
12028 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12030 * layout.cc (Layout::include_section): Refactored check for debug
12032 (Layout::add_comdat): Add new parameters. Change type
12033 of signature parameter. Add object and shndx to signatures table.
12034 (Layout::find_kept_object): New function.
12035 * layout.h: Include <cstring>.
12036 (Layout::is_debug_info_section): New function.
12037 (Layout::add_comdat): Add new parameters.
12038 (Layout::find_kept_object): New function.
12039 (Layout::Kept_section): New struct.
12040 (Layout::Signatures): Change type of map range.
12041 * object.cc (Relobj::output_section_address): New function.
12042 (Sized_relobj::include_section_group): Add new parameters. Change
12043 calls to Layout::add_comdat. Change to build table of kept comdat
12044 groups and table mapping discarded sections to kept sections.
12045 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12046 (Sized_relobj::do_layout): Change calls to include_section_group and
12047 include_linkonce_section.
12048 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12049 value to zero when section is discarded.
12050 (Sized_relobj::map_to_kept_section): New function.
12051 * object.h (Relobj::output_section_address): New function.
12052 (Relobj::Comdat_group): New type.
12053 (Relobj::find_comdat_group): New function.
12054 (Relobj::Comdat_group_table): New type.
12055 (Relobj::Kept_comdat_section): New type.
12056 (Relobj::Kept_comdat_section_table): New type.
12057 (Relobj::add_comdat_group): New function.
12058 (Relobj::set_kept_comdat_section): New function.
12059 (Relobj::get_kept_comdat_section): New function.
12060 (Relobj::comdat_groups_): New field.
12061 (Relobj::kept_comdat_sections_): New field.
12062 (Symbol_value::input_value): Update comment.
12063 (Sized_relobj::map_to_kept_section) New function.
12064 (Sized_relobj::include_linkonce_section): Add new parameter.
12065 * target-reloc.h (Comdat_behavior): New type.
12066 (get_comdat_behavior): New function.
12067 (relocate_section): Add code to map a discarded section to the
12068 corresponding kept section when applying a relocation.
12070 2008-04-30 Craig Silverstein <csilvers@google.com>
12072 * dwarf_reader.cc (next_generation_count): New static var.
12073 (Addr2line_cache_entry): New struct.
12074 (addr2line_cache): New static var.
12075 (Dwarf_line_info::one_addr2line): Added caching.
12076 (Dwarf_line_info::clear_addr2line_cache): New function.
12077 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12078 cache-size parameter.
12079 (Dwarf_line_info::one_addr2line_cache): New function.
12080 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12081 new cache-size argument to one_addr2line(), and clear cache.
12083 2008-04-28 Cary Coutant <ccoutant@google.com>
12085 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12086 R_386_PC8 relocations.
12088 2008-04-23 Ian Lance Taylor <iant@google.com>
12090 * object.cc (Sized_relobj::include_section_group): Check for
12091 invalid section group.
12093 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12096 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12097 than read for file header.
12098 * archive.cc (Archive::include_member): Likewise.
12100 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12102 * aclocal.m4: Regenerate.
12103 * configure: Regenerate.
12105 2008-04-19 Ian Lance Taylor <iant@google.com>
12107 * version.cc (version_string): Bump to 1.6.
12109 * testsuite/Makefile.am (many_sections_r_test): New target.
12110 (many_sections_r_test_SOURCES): Remove.
12111 (many_sections_r_test_DEPENDENCIES): Remove.
12112 (many_sections_r_test_LDFLAGS): Remove.
12113 (many_sections_r_test_LDADD): Remove.
12115 * object.cc (Sized_relobj::do_add_symbols): Always pass
12116 local_symbol_count_ to add_from_relobj.
12118 * testsuite/Makefile.am (many_sections_check.h): Only check one in
12119 every thousand variables.
12120 * testsuite/Makefile.in: Rebuild.
12122 * object.cc (Xindex::initialize_symtab_xindex): New function.
12123 (Xindex::read_symtab_xindex): New function.
12124 (Xindex::sym_xindex_to_shndx): New function.
12125 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
12127 (Sized_relobj::do_initialize_xindex): New function.
12128 (Sized_relobj::do_read_symbols): Adjust section links.
12129 (Sized_relobj::symbol_section_and_value): Add is_ordinary
12130 parameter. Change all callers.
12131 (Sized_relobj::include_section_group): Adjust section links and
12132 symbol section indexes.
12133 (Sized_relobj::do_layout): Adjust section links.
12134 (Sized_relobj::do_count_local_symbols): Adjust section links and
12135 symbol section indexes.
12136 (Sized_relobj::do_finalize_local_symbols): Distinguish between
12137 ordinary and special symbols.
12138 (Sized_relobj::write_local_symbols): Add symtab_xindex and
12139 dynsym_xindex parameters. Change all callers. Adjust section
12140 links. Use SHN_XINDEX when needed.
12141 (Sized_relobj::get_symbol_location_info): Adjust section links.
12142 Don't get fooled by special symbols.
12143 * object.h (class Xindex): Define.
12144 (class Object): Add xindex_ parameter. Declare virtual functoin
12145 do_initialize_xindex.
12146 (Object::adjust_sym_shndx): New function.
12147 (Object::set_xindex): New protected function.
12148 (class Symbol_value): Add is_ordinary_shndx_ field.
12149 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
12150 (Symbol_value::value): Assert ordinary section.
12151 (Symbol_value::initialize_input_to_output_map): Likewise.
12152 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
12153 Change all callers.
12154 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
12156 (class Sized_relobj): Update declarations.
12157 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
12158 parameter. Change all callers.
12159 (Sized_relobj::adjust_shndx): New function.
12160 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
12162 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
12163 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
12164 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
12165 (Sized_dynobj::read_dynsym_section): Adjust section links.
12166 (Sized_dynobj::read_dynamic): Likewise.
12167 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
12169 (Sized_dynobj::do_initialize_xindex): New function.
12170 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
12171 do_initialize_xindex.
12172 (Sized_dynobj::adjust_shndx): New function.
12173 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
12174 dynsym_xindex_ fields.
12175 (Layout::finalize): Add a call to set_section_indexes before
12176 creating the symtab sections.
12177 (Layout::set_section_indexes): Don't do anything if the section
12178 already has a section index.
12179 (Layout::create_symtab_sections): Add shnum parameter. Change
12180 caller. Create .symtab_shndx section if needed.
12181 (Layout::create_shdrs): Add shstrtab_section parameter. Change
12183 (Layout::allocated_output_section_count): New function.
12184 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
12186 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
12187 fields. Update declarations.
12188 (Layout::symtab_xindex): New function.
12189 (Layout::dynsym_xindex): New function.
12190 (class Write_symbols_task): Add layout_ field.
12191 (Write_symbols_task::Write_symbols_task): Add layout parameter.
12193 * output.cc (Output_section_headers::Output_section_headers): Add
12194 shstrtab_section parameter. Change all callers.
12195 (Output_section_headers::do_sized_write): Store overflow values
12196 for section count and section string table section index in
12197 section header zero.
12198 (Output_file_header::do_sized_write): Check for overflow of
12199 section count and section string table section index.
12200 (Output_symtab_xindex::do_write): New function.
12201 (Output_symtab_xindex::endian_do_write): New function.
12202 * output.h (class Output_section_headers): Add shstrtab_section_.
12203 Update declarations.
12204 (class Output_symtab_xindex): Define.
12205 (Output_section::has_out_shndx): New function.
12206 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
12208 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
12209 Change all callers.
12210 (Sized_symbol::init): Likewise.
12211 (Symbol::output_section): Check for ordinary symbol.
12212 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
12213 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
12215 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
12216 Change all callers. Simplify handling of symbols from sections
12217 not included in the link.
12218 (Symbol_table::add_from_dynobj): Handle ordinary symbol
12220 (Weak_alias_sorter::operator()): Assert that symbols are
12222 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
12224 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
12225 parameters. Change all callers.
12226 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
12227 symbol distinction. Use SHN_XINDEX when needed.
12228 (Symbol_table::write_section_symbol): Add symtab_xindex
12229 parameter. Change all callers.
12230 (Symbol_table::sized_write_section_symbol): Likewise. Use
12231 SHN_XINDEX when needed.
12232 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
12234 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
12235 (Symbol::is_defined): Check is_ordinary.
12236 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
12237 (Symbol::is_absolute, Symbol::is_common): Likewise.
12238 (class Sized_symbol): Update declarations.
12239 (class Symbol_table): Update declarations.
12240 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
12241 parameters. Change all callers.
12242 (Sized_symbol::override): Likewise.
12243 (Symbol_table::override): Likewise.
12244 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
12245 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
12246 is_ordinary, and orig_st_shndx parameters. Change all callers.
12247 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
12248 to be in an ordinary section.
12249 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
12250 object and is_ordinary parameters. Change all callers.
12251 (Sized_dwarf_line_info::read_relocs): Add object parameter.
12252 Change all callers. Don't add undefined or non-ordinary symbols
12254 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
12255 Change all callers.
12256 * dwarf_reader.h (class Sized_dwarf_line_info): Update
12258 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
12259 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
12260 (Sized_relobj::relocate_sections): Likewise.
12261 * target-reloc.h (scan_relocs): Adjust section symbol index.
12262 (scan_relocatable_relocs): Likewise.
12263 * i386.cc (Scan::local): Check for ordinary symbols.
12264 * sparc.cc (Scan::local): Likewise.
12265 * x86_64.cc (Scan::local): Likewise.
12266 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
12267 to symbol_section_and_value.
12268 * testsuite/many_sections_test.cc: New file.
12269 * testsuite/Makefile.am (BUILT_SOURCES): Define.
12270 (check_PROGRAMS): Add many_sections_test.
12271 (many_sections_test_SOURCES): Define.
12272 (many_sections_test_DEPENDENCIES): Define.
12273 (many_sections_test_LDFLAGS): Define.
12274 (BUILT_SOURCES): Add many_sections_define.h.
12275 (many_sections_define.h): New target.
12276 (BUILT_SOURCES): Add many_sections_check.h.
12277 (many_sections_check.h): New target.
12278 (check_PROGRAMS): Add many_sections_r_test.
12279 (many_sections_r_test_SOURCES): Define.
12280 (many_sections_r_test_DEPENDENCIES): Define.
12281 (many_sections_r_test_LDFLAGS): Define.
12282 (many_sections_r_test_LDADD): Define.
12283 (many_sections_r_test.o): New target.
12284 * testsuite/Makefile.in: Rebuild.
12286 2008-04-17 Cary Coutant <ccoutant@google.com>
12288 * errors.cc (Errors::info): New function.
12289 (gold_info): New function.
12290 * errors.h (Errors::info): New function.
12291 * gold.h (gold_info): New function.
12292 * object.cc (Input_objects::add_object): Print trace output.
12293 * options.cc (options::parse_set): New function.
12294 (General_options::parse_wrap): Deleted.
12295 (General_options::General_options): Deleted initializer.
12296 * options.h (options::String_set): New typedef.
12297 (options::parse_set): New function.
12298 (DEFINE_set): New macro.
12299 (General_options::wrap): Changed to use DEFINE_set. Changed
12300 callers of any_wrap_symbols and is_wrap_symbol.
12301 (General_options::trace, General_options::trace_symbol):
12303 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
12304 (General_options::wrap_symbols_): Deleted.
12305 * symtab.cc (Symbol_table::add_from_object): Print trace output.
12307 2008-04-17 David S. Miller <davem@davemloft.net>
12309 * options.cc (General_options::parse_V): New function.
12310 * options.h: Add entries for -V and -Qy.
12312 2008-04-17 Ian Lance Taylor <iant@google.com>
12314 * common.cc (Symbol_table::allocate_commons): Remove options
12315 parameter. Change caller.
12316 (Symbol_table::do_allocate_commons): Remove options parameter.
12317 Change caller. Just call do_allocate_commons_list twice.
12318 (Symbol_table::do_allocate_commons_list): New function, broken out
12319 of do_allocate_commons.
12320 * common.h (class Allocate_commons_task): Remove options_ field.
12321 Update constructor.
12322 * symtab.cc (Symbol_table::Symbol_table): Initialize
12324 (Symbol_table::add_from_object): Put TLS common symbols on
12326 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
12327 which are IN_OUTPUT_DATA.
12328 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
12329 allocate_commons and do_allocate_commons declarations. Declare
12330 do_allocate_commons_list.
12331 * gold.cc (queue_middle_tasks): Update creation of
12332 Allocate_commons_task to not pass options.
12333 * testsuite/Makefile.am (INCLUDES): Add -I.. .
12334 (TLS_TEST_C_FLAGS): New variable.
12335 (tls_test_c_pic.o): New target.
12336 (tls_test_shared.so): Link in tls_test_c_pic.o.
12337 (tls_test_c_pic_ie.o): New target.
12338 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
12339 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
12340 (tls_test_c.o): New target.
12341 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
12342 (tls_pic_test_LDADD): Likewise.
12343 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
12344 (tls_shared_gd_to_ie_test_LDADD): Likewise.
12345 (tls_test_c_gnu2.o): New target.
12346 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
12348 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
12349 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
12350 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
12351 * testsuite/tls_test.cc: Include "config.h".
12352 (t_last): Call t11_last.
12353 * testsuite/tls_test.h (t11, t11_last): Declare.
12354 * testsuite/tls_test_c.c: New file.
12355 * testsuite/tls_test_main.cc (thread_routine): Call t11.
12356 * configure.ac: Check for OpenMP support.
12357 * configure, config.in, Makefile.in: Rebuild.
12358 * testsuite/Makefile.in: Rebuild.
12360 2008-04-16 Cary Coutant <ccoutant@google.com>
12362 * i386.cc (Target_i386::define_tls_base_symbol): New function.
12363 (Target_i386::tls_base_symbol_defined_): New field.
12364 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12365 (Target_i386::Scan::global): Likewise.
12366 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
12367 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
12368 (Target_x86_64::tls_base_symbol_defined_): New field.
12369 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
12370 (Target_x86_64::Scan::global): Likewise.
12372 2008-04-16 Cary Coutant <ccoutant@google.com>
12374 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
12375 (Symbol::needs_plt_entry): Allow weak undefined symbols.
12376 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
12377 building shared libraries.
12378 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
12379 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
12380 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
12381 * testsuite/Makefile.in: Rebuild.
12382 * testsuite/weak_undef.h: New file.
12383 * testsuite/weak_undef_file1.cc: Add extra test cases.
12384 * testsuite/weak_undef_file2.cc: Likewise.
12385 * testsuite/weak_undef_test.cc: Likewise.
12387 2008-04-16 David S. Miller <davem@davemloft.net>
12389 * sparc.cc (Target_sparc::Scan): Change from struct to class.
12390 Add issued_non_pic_error_ field. Declare check_non_pic.
12391 (Target_sparc::Scan::check_non_pic): New function.
12392 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
12393 (Target_sparc::Scan::global): Likewise.
12395 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
12396 * configure: Rebuild.
12398 * options.h (DEFINE_enable): New macro.
12399 (new_dtags): New enable option.
12400 (initfirst, interpose, loadfltr, nodefaultlib,
12401 nodelete, nodlopen, nodump): New -z options.
12402 * layout.cc (Layout:finish_dynamic_section): If new
12403 dtags enabled, emit DT_RUNPATH. Also, emit a
12404 DT_FLAGS_1 containing any specified -z flags.
12406 2008-04-16 Ian Lance Taylor <iant@google.com>
12408 * copy-relocs.cc: New file.
12409 * copy-relocs.h: New file.
12410 * reloc.cc: Remove Copy_relocs code.
12411 * reloc.h: Likewise.
12412 * reloc-types.h (struct Reloc_types) [both versions]: Add
12413 get_reloc_addend_noerror.
12414 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
12415 variants of add_global which take an addend which must be zero.
12416 * i386.cc: Include "copy-relocs.h".
12417 (class Target_i386): Change type of copy_relocs_ to variable,
12418 update initializer.
12419 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
12420 Change all callers.
12421 (Target_i386::do_finalize_sections): Change handling of
12423 * sparc.cc: Include "copy-relocs.h".
12424 (class Target_sparc): Change type of copy_relocs_ to variable,
12425 update initializer.
12426 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
12427 Change all callers.
12428 (Target_sparc::do_finalize_sections): Change handling of
12430 * x86_64.cc: Include "copy-relocs.h".
12431 (class Target_x86_64): Change type of copy_relocs_ to variable,
12432 update initializer.
12433 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
12434 class. Change all callers.
12435 (Target_x86_64::do_finalize_sections): Change handling of
12437 * Makefile.am (CCFILES): Add copy-relocs.cc.
12438 (HFILES): Add copy-relocs.h.
12440 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
12442 * testsuite/script_test_4.sh: Permit leading zeroes.
12444 2008-04-15 Ian Lance Taylor <iant@google.com>
12446 * script-sections.cc (Script_sections::create_segments): Use
12447 header_size_adjustment even when there is enough room for the
12449 * testsuite/script_test_4.sh: New file.
12450 * testsuite/script_test_4.t: New file.
12451 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
12452 (check_DATA): Add script_test_4.stdout.
12453 (MOSTLYCLEANFILES): Likewise.
12454 (script_test_4): New target.
12455 (script_test_4.stdout): New target.
12456 * testsuite/Makefile.in: Rebuild.
12458 * sparc.cc: Add definitions for Output_data_plt_sparc class
12461 2008-04-14 David S. Miller <davem@davemloft.net>
12463 * sparc.cc: New file.
12464 * Makefile.am (TARGETSOURCES): Add sparc.cc
12465 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
12466 * configure.tgt: Document targ_extra_size and
12467 targ_extra_big_endian. Add entries for sparc-* and
12469 * configure.ac: Handle targ_extra_size and
12470 targ_extra_big_endian.
12471 * Makefile.in: Rebuild.
12472 * configure: Likewise.
12473 * po/POTFILES.in: Likewise.
12474 * po/gold.pot: Likewise.
12476 2008-04-14 Ian Lance Taylor <iant@google.com>
12478 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
12479 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
12480 in the name/type/flags to section mapping. Don't call
12481 allocate_output_section.
12482 (Layout::choose_output_section): Change parameter from adjust_name
12483 to is_input_section. Don't permit input sections after sections
12484 are attached to segments. Don't call allocate_output_section.
12485 (Layout::layout_eh_frame): Call update_flags_for_input_section,
12486 not write_enable_output_section.
12487 (Layout::make_output_section): Don't push to
12488 unattached_section_list_ nor call attach_to_segment. Call
12489 attach_section_to_segment if sections are attached.
12490 (Layout::attach_sections_to_segments): New function.
12491 (Layout::attach_section_to_segment): New function.
12492 (Layout::attach_allocated_section_to_segment): Rename from
12493 attach_to_segment. Remove flags parameter.
12494 (Layout::allocate_output_section): Remove function.
12495 (Layout::write_enable_output_section): Remove function.
12496 * layout.h (class Layout): Update for above changes. Add new
12497 field sections_are_attached_.
12498 * output.h (Output_section::update_flags_for_input_section): New
12500 * output.cc (Output_section::add_input_section): Call
12501 update_flags_for_input_section.
12502 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
12504 2008-04-11 Cary Coutant <ccoutant@google.com>
12506 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
12507 thought unnecessary.
12508 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
12510 2008-04-11 Ian Lance Taylor <iant@google.com>
12512 * output.h (class Output_section_data): Remove inline definition
12514 * output.cc (Output_section_data::set_addralign): New function.
12516 2008-04-11 Cary Coutant <ccoutant@google.com>
12518 Add support for TLS descriptors for i386 and x86_64.
12519 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
12520 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
12521 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
12523 (Target_i386::got_mod_index_entry): Remove unnecessary code.
12524 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
12525 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
12527 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
12528 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
12529 Fix problem with initial-exec relocations.
12530 (Target_i386::Relocate::relocate_tls): Likewise.
12531 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
12533 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
12534 support for section-plus-offset dynamic table entries.
12535 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
12536 (Output_data_dynamic::Dynamic_entry): Add support for
12537 section-plus-offset dynamic table entries.
12538 (Output_data_dynamic::Classification): Likewise.
12539 (Output_data_dynamic::classification_): Renamed offset_.
12540 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
12541 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
12542 (Target_x86_64::make_plt_section): New function.
12543 (Target_x86_64::reserve_tlsdesc_entries): New function.
12544 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
12545 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
12546 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
12547 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
12548 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
12549 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
12550 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
12551 add extra PLT entry for TLS descriptors.
12552 (Output_data_plt_x86_64::got_): New field.
12553 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
12554 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
12556 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
12558 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
12559 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
12560 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
12561 R_386_TLS_DESC_CALL relocations.
12562 (Target_x86_64::Scan::global): Likewise.
12563 (Target_x86_64::do_finalize_sections): Add dynamic table entries
12564 for TLS descriptors.
12565 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
12566 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
12567 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
12568 GD-to-IE relaxation.
12569 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
12570 and TLS_DESCRIPTORS.
12571 * Makefile.in: Rebuild.
12572 * configure: Rebuild.
12573 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
12574 (tls_test_shared2.so): New target.
12575 (tls_shared_gd_to_ie_test_SOURCES): New variable.
12576 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
12577 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
12578 (tls_shared_gd_to_ie_test_LDADD): New variable.
12579 (tls_shared_gnu2_gd_to_ie_test): New target.
12580 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
12582 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
12583 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
12584 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
12585 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
12586 (tls_shared_gnu2_test): New target.
12587 (tls_test_gnu2_shared.so): New target.
12588 (tls_shared_gnu2_test_SOURCES): New variable.
12589 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
12590 (tls_shared_gnu2_test_LDFLAGS): New variable.
12591 (tls_shared_gnu2_test_LDADD): New variable.
12592 * testsuite/Makefile.in: Rebuild.
12593 * testsuite/Makefile.
12595 2008-04-11 Ian Lance Taylor <iant@google.com>
12597 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
12599 * testsuite/Makefile.in: Rebuild.
12601 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
12603 * testsuite/script_test_2.cc (main): Adjust test.
12605 2008-04-11 David S. Miller <davem@davemloft.net>
12606 Ian Lance Taylor <iant@google.com>
12608 * options.h (General_options): Add entries for '-Y' and
12610 * options.cc (General_options:finalize): If -Y was used, add those
12611 entries to the library path instead of the default "/lib" and
12614 2008-04-11 David S. Miller <davem@davemloft.net>
12616 * testsuite/justsyms.t: Start at 0x100.
12617 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
12618 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
12620 * testsuite/script_test_2.cc: Adjust string and section length
12623 2008-04-09 Ian Lance Taylor <iant@google.com>
12626 * script-sections.cc (Sections_element::allocate_to_segment): Add
12628 (Output_section_definition::allocate_to_segment): Likewise.
12629 (Orphan_output_section::allocate_to_segment): Likewise.
12630 (Script_sections::attach_sections_using_phdrs_clause): Don't
12631 propagate non-PT_LOAD segments to orphan sections.
12632 * testsuite/Makefile.am (script_test_3.stdout): Generate using
12633 readelf rather than objdump.
12634 * testsuite/script_test_3.sh: Adjust accordingly. Test that
12635 .interp section and PT_INTERP segment are the same size.
12636 * testsuite/Makefile.in: Rebuild.
12638 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
12639 aliases for symbols defined in the same object.
12640 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
12641 (weak_alias_test_SOURCES): New variable.
12642 (weak_alias_test_DEPENDENCIES): New variable.
12643 (weak_alias_test_LDFLAGS): New variable.
12644 (weak_alias_test_LDADD): New variable.
12645 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
12646 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
12647 (weak_alias_test_3.o): New target.
12648 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
12649 * testsuite/weak_alias_test_main.cc: New file.
12650 * testsuite/weak_alias_test_1.cc: New file.
12651 * testsuite/weak_alias_test_2.cc: New file.
12652 * testsuite/weak_alias_test_3.cc: New file.
12654 2008-04-08 Ian Lance Taylor <iant@google.com>
12656 * options.h (class General_options): Add --noinhibit-exec option.
12657 * main.cc (main): Check --noinhibit-exec.
12659 * options.h (class General_options): Define --wrap as a special
12660 option. Add wrap_symbols_ field.
12661 (General_options::any_wrap_symbols): New function.
12662 (General_options::is_wrap_symbol): New function.
12663 * options.cc (General_options::parse_wrap): New function.
12664 (General_options::General_options): Initialize wrap_symbols_.
12665 * symtab.cc (Symbol_table::wrap_symbol): New function.
12666 (Symbol_table::add_from_object): Handle --wrap.
12667 * symtab.h (class Symbol_table): Declare wrap_symbol.
12668 * target.h (Target::wrap_char): New function.
12669 (Target::Target_info): Add wrap_char field.
12670 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
12671 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12672 * testsuite/testfile.cc (Target_test::test_target_info):
12675 * errors.cc (Errors::undefined_symbol): Mention symbol version if
12678 * layout.h (class Layout): Add added_eh_frame_data_ field.
12679 * layout.cc (Layout::Layout): Initialize new field.
12680 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
12681 output section until we find a section we merged successfully.
12682 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
12683 that the size be non-zero.
12685 * merge.cc (Object_merge_map::get_output_offset): Remove inline
12688 2008-04-08 Craig Silverstein <csilvers@google.com>
12690 * configure.ac: Export new conditional variable HAVE_ZLIB.
12691 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
12693 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
12694 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12696 2008-04-07 Ian Lance Taylor <iant@google.com>
12698 * version.cc (version_string): Set to "1.5".
12700 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
12701 Add issued_non_pic_error_ field. Declare check_non_pic.
12702 (Target_x86_64::Scan::check_non_pic): New function.
12703 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
12704 (Target_x86_64::Scan::global): Likewise.
12706 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
12707 addend parameter. Change caller. Handle merge sections.
12708 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
12709 Address to Addend. Don't add in the result of
12710 local_section_offset, pass down the addend and use the returned
12712 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
12713 Update declarations of local_section_offset and symbol_value.
12714 * testsuite/two_file_test_1.cc (t18): New function.
12715 * testsuite/two_file_test_2.cc (f18): New function.
12716 * testsuite/two_file_test_main.cc (main): Call t18.
12717 * testsuite/two_file_test.h (t18, f18): Declare.
12719 * configure.ac: Don't test for objdump, c++filt, or readelf.
12720 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
12722 (TEST_READELF): New variable.
12723 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
12724 (check_PROGRAMS): Add two_file_strip_test.
12725 (two_file_strip_test): New target.
12726 (check_PROGRAMS): Add two_file_same_shared_strip_test.
12727 (two_file_same_shared_strip_test_SOURCES): New variable.
12728 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
12729 (two_file_same_shared_strip_test_LDFLAGS): New variable.
12730 (two_file_same_shared_strip_test_LDADD): New variable.
12731 (two_file_shared_strip.so): New target.
12732 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
12733 (ver_test_5.syms, ver_test_7.syms): Likewise.
12734 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
12735 (strip_test_3.stdout): Use TEST_OBJDUMP.
12736 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12738 2008-04-04 Cary Coutant <ccoutant@google.com>
12740 * symtab.h (Symbol::is_weak_undefined): New function.
12741 (Symbol::is_strong_undefined): New function.
12742 (Symbol::is_absolute): New function.
12743 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
12744 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
12746 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
12747 (weak_undef_test): New target.
12748 * testsuite/Makefile.in: Rebuild.
12749 * testsuite/weak_undef_file1.cc: New file.
12750 * testsuite/weak_undef_file2.cc: New file.
12751 * testsuite/weak_undef_test.cc: New file.
12753 2008-04-03 Craig Silverstein <csilvers@google.com>
12755 * compressed_output.h (class Output_compressed_section): Use
12757 * compressed_output.cc (zlib_compress): Use unsigned buffers,
12759 (zlib_compressed_suffix): Removed.
12760 (Output_compressed_section::set_final_data_size): Use unsigned
12762 * testsuite/Makefile.am (flagstest_compress_debug_sections):
12763 Fix linker invocation.
12764 (flagstest_o_specialfile_and_compress_debug_sections):
12766 * testsuite/Makefile.in: Regenerated.
12768 2008-04-02 David S. Miller <davem@davemloft.net>
12770 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12771 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12773 2008-04-02 Craig Silverstein <csilvers@google.com>
12777 2008-04-02 Ian Lance Taylor <iant@google.com>
12779 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12780 parameters. Update for new key type to views_. Change all
12782 (File_read::read): Adjust for byteshift in returned view.
12783 (File_read::add_view): New function, broken out of
12784 find_and_make_view.
12785 (File_read::make_view): New function, broken out of
12786 find_and_make_view.
12787 (File_read::find_or_make_view): Add offset and aligned
12788 parameters. Rewrite accordingly. Change all callers.
12789 (File_read::get_view): Add offset and aligned parameters. Adjust
12790 for byteshift in return value.
12791 (File_read::get_lasting_view): Likewise.
12792 * fileread.h (class File_read): Update declarations.
12793 (class File_read::View): Add byteshift_ field. Add byteshift to
12794 constructor. Add byteshift method.
12795 * archive.h (Archive::clear_uncached_views): New function.
12796 (Archive::get_view): Add aligned parameter. Change all callers.
12797 * object.h (Object::get_view): Add aligned parameter. Change all
12799 (Object::get_lasting_view): Likewise.
12801 * fileread.cc (File_read::release): Don't call clear_views if
12802 there are multiple objects.
12803 * fileread.h (File_read::clear_uncached_views): New function.
12804 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12807 2008-03-31 Cary Coutant <ccoutant@google.com>
12809 Add thin archive support.
12810 * archive.cc (Archive::armagt): New const.
12811 (Archive::setup): Remove task parameter and calls to unlock.
12812 (Archive::unlock_nested_archives): New function.
12813 (Archive::read_header): Add nested_off parameter. Change
12815 (Archive::interpret_header): Likewise.
12816 (Archive::include_all_members): Change to handle thin
12818 (Archive::include_member): Likewise.
12819 * archive.h (Archive::Archive): Add new parameters and
12821 (Archive::armagt): New const.
12822 (Archive::setup): Remove task parameter.
12823 (Archive::unlock_nested_archives): New function.
12824 (Archive::read_header): Add nested_off parameter.
12825 (Archive::interpret_header): Likewise.
12826 (Archive::Nested_archive_table): New typedef.
12827 (Archive::is_thin_archive_): New field.
12828 (Archive::nested_archives_): New field.
12829 (Archive::options_): New field.
12830 (Archive::dirpath_): New field.
12831 (Archive::task_): New field.
12832 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12833 for thin archives. Pass additional parameters to
12834 Archive::Archive. Unlock the archive file after calling
12837 2008-03-29 Ian Lance Taylor <iant@google.com>
12839 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12840 version symbol to be local.
12841 * testsuite/ver_test_4.sh: New file.
12842 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12843 (check_DATA): Add ver_test_4.syms.
12844 (ver_test_4.syms): New target.
12845 * testsuite/Makefile.in: Rebuild.
12848 (Output_section::Input_section_sort_entry::has_priority): New
12850 (Output_section::Input_section_sort_entry::match_file_name): New
12852 (Output_section::Input_section_sort_entry::match_section_name):
12854 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12856 (Output_section::Input_section_sort_entry::match_section_file):
12858 (Output_section::Input_section_sort_compare::operator()): Rewrite
12859 using new Input_section_sort_entry functions. Sort crtbegin and
12860 crtend first. Sort sections with no priority before sections with
12862 * testsuite/initpri1.c (d3): Check j != 4.
12863 (cd5): New constructor/destructor function.
12864 (main): Check j != 2.
12866 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12867 new symbol when resolving, don't call set_is_default.
12868 * testsuite/ver_test_7.cc: New file.
12869 * testsuite/ver_test_7.sh: New file.
12870 * testsuite/Makefile.am (ver_test_7.so): New target.
12871 (ver_test_7.o): New target.
12872 (check_SCRIPTS): Add ver_test_7.sh.
12873 (check_DATA): Add ver_test_7.syms.
12874 (ver_test_7.syms): New target.
12876 2008-03-28 Ian Lance Taylor <iant@google.com>
12878 * layout.cc (Layout::layout): If we see an input section with a
12879 name that needs sorting, set the must_sort flag for the output
12881 (Layout::make_output_section): If the name of the output section
12882 indicates that it might require sorting, set the may_sort flag.
12883 * output.h (Output_section::may_sort_attached_input_sections): New
12885 (Output_section::set_may_sort_attached_input_sections): New
12887 (Output_section::must_sort_attached_input_sections): New
12889 (Output_section::set_must_sort_attached_input_sections): New
12891 (class Output_section): Declare Input_section_sort_entry. Define
12892 Input_section_sort_compare. Declare
12893 sort_attached_input_sections. Add new fields:
12894 may_sort_attached_input_sections_,
12895 must_sort_attached_input_sections_,
12896 attached_input_sections_are_sorted_.
12897 * output.cc (Output_section::Output_section): Initialize new
12899 (Output_section::add_input_section): Add an entry to
12900 input_sections_ if may_sort or must_sort are true.
12901 (Output_section::set_final_data_size): Call
12902 sort_attached_input_sections if necessary.
12903 (Output_section::Input_section_sort_entry): Define new class.
12904 (Output_section::Input_section_sort_compare::operator()): New
12906 (Output_section::sort_attached_input_sections): New function.
12907 * configure.ac: Check whether the compiler supports constructor
12908 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12909 * testsuite/initpri1.c: New file.
12910 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12911 CONSTRUCTOR_PRIORITY.
12912 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12913 (initpri1_LDFLAGS): New variable.
12914 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12916 2008-03-27 Ian Lance Taylor <iant@google.com>
12918 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12919 * testsuite/common_test_1.c: New file.
12920 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12921 (common_test_1_SOURCES): New variable.
12922 (common_test_1_DEPENDENCIES): New variable.
12923 (common_test_1_LDFLAGS): New variable.
12925 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12926 and commons_ correctly when NAME/VERSION does not override
12928 * testsuite/ver_test_6.c: New file.
12929 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12930 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12931 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12933 2008-03-26 Ian Lance Taylor <iant@google.com>
12935 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12936 of an undefined symbol from a version script.
12937 * testsuite/Makefile.am (ver_test_5.so): New target.
12938 (ver_test_5.o): New target.
12939 (check_SCRIPTS): Add ver_test_5.sh.
12940 (check_DATA): Add ver_test_5.syms.
12941 (ver_test_5.syms): New target.
12942 * testsuite/ver_test_5.cc: New file.
12943 * testsuite/ver_test_5.script: New file.
12944 * testsuite/ver_test_5.sh: New file.
12945 * Makefile.in, testsuite/Makefile.in: Rebuild.
12948 Fix problems building gold with gcc 4.3.0.
12949 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12950 (gold_error_at_location, gold_warning_at_location): Use it.
12951 * configure.ac: Check whether we can compile and use a template
12952 function with a printf attribute.
12953 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12954 when jumping over bytes.
12955 * object.cc: Instantiate Object::read_section_data.
12956 * debug.h: Include <cstring>
12957 * dwarf_reader.cc: Include <algorithm>
12958 * main.cc: Include <cstring>.
12959 * options.cc: Include <cstring>.
12960 * output.cc: Include <cstring>.
12961 * script.cc: Include <cstring>.
12962 * script.h: Include <string>.
12963 * symtab.cc: Include <cstring> and <algorithm>.
12964 * target-select.cc: Include <cstring>.
12965 * version.cc: Include <string>.
12966 * testsuite/testmain.cc: Include <cstdlib>.
12967 * configure, config.in: Rebuild.
12969 2008-03-25 Ian Lance Taylor <iant@google.com>
12971 * options.cc: Include "../bfd/bfdver.h".
12972 (options::help): Print bug reporting address.
12974 * version.cc (print_version): Adjust output for current value of
12975 BFD_VERSION_STRING.
12979 * options.cc (options::help): Print list of supported targets.
12980 * target-select.h: Include <vector>.
12981 (class Target_selector): Make machine_, size_, and is_big_endian_
12982 fields const. Add bfd_name_ and instantiated_target_ fields.
12983 (Target_selector::Target_selector): Add bfd_name parameter.
12984 (Target_selector::recognize): Make non-virtual, call
12986 (Target_selector::recognize_by_name): Make non-virtual, call
12987 do_recognize_by_name.
12988 (Target_selector::supported_names): New function.
12989 (Target_selector::bfd_name): New function.
12990 (Target_selector::do_instantiate_target): New pure virtual
12992 (Target_selector::do_recognize): New virtual function.
12993 (Target_selector::do_recognize_by_name): New virtual function.
12994 (Target_selector::instantiate_target): New private function.
12995 (supported_target_names): Declare.
12996 * target-select.cc (Target_selector::Target_selector): Update for
12997 new parameter and fields.
12998 (select_target_by_name): Check that the name matches before
12999 calling recognize_by_name.
13000 (supported_target_names): New function.
13001 * i386.cc (class Target_selector_i386): Update Target_selector
13002 constructor call. Remove recognize and recognize_by_name. Add
13003 do_instantiate_target.
13004 * x86_64.cc (class Target_selector_x86_64): Likewise.
13005 * testsuite/testfile.cc (class Target_selector_test): Update for
13006 changes to Target_selector.
13008 * README: Rewrite, with some notes on unsupported features.
13010 2008-03-24 Cary Coutant <ccoutant@google.com>
13012 * i386.cc (Target_i386::Got_type): New enum declaration.
13013 (Target_i386::Scan::local): Updated callers of Output_data_got
13015 (Target_i386::Scan::global): Likewise.
13016 (Target_i386::Relocate::relocate): Likewise.
13017 (Target_i386::Relocate::relocate_tls): Likewise.
13018 * object.h (Got_offset_list): New class.
13019 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13020 (Sized_relobj::local_got_offset): Likewise.
13021 (Sized_relobj::set_local_got_offset): Likewise.
13022 (Sized_relobj::local_has_tls_got_offset): Removed.
13023 (Sized_relobj::local_tls_got_offset): Removed.
13024 (Sized_relobj::set_local_tls_got_offset): Removed.
13025 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13026 * output.cc (Output_data_got::add_global): Added got_type parameter.
13027 (Output_data_got::add_global_with_rel): Likewise.
13028 (Output_data_got::add_global_with_rela): Likewise.
13029 (Output_data_got::add_global_pair_with_rel): New function.
13030 (Output_data_got::add_global_pair_with_rela): New function.
13031 (Output_data_got::add_local): Added got_type parameter.
13032 (Output_data_got::add_local_with_rel): Likewise.
13033 (Output_data_got::add_local_with_rela): Likewise.
13034 (Output_data_got::add_local_pair_with_rel): New function.
13035 (Output_data_got::add_local_pair_with_rela): New function.
13036 (Output_data_got::add_global_tls): Removed.
13037 (Output_data_got::add_global_tls_with_rel): Removed.
13038 (Output_data_got::add_global_tls_with_rela): Removed.
13039 (Output_data_got::add_local_tls): Removed.
13040 (Output_data_got::add_local_tls_with_rel): Removed.
13041 (Output_data_got::add_local_tls_with_rela): Removed.
13042 * output.h (Output_data_got::add_global): Added got_type parameter.
13043 (Output_data_got::add_global_with_rel): Likewise.
13044 (Output_data_got::add_global_with_rela): Likewise.
13045 (Output_data_got::add_global_pair_with_rel): New function.
13046 (Output_data_got::add_global_pair_with_rela): New function.
13047 (Output_data_got::add_local): Added got_type parameter.
13048 (Output_data_got::add_local_with_rel): Likewise.
13049 (Output_data_got::add_local_with_rela): Likewise.
13050 (Output_data_got::add_local_pair_with_rel): New function.
13051 (Output_data_got::add_local_pair_with_rela): New function.
13052 (Output_data_got::add_global_tls): Removed.
13053 (Output_data_got::add_global_tls_with_rel): Removed.
13054 (Output_data_got::add_global_tls_with_rela): Removed.
13055 (Output_data_got::add_local_tls): Removed.
13056 (Output_data_got::add_local_tls_with_rel): Removed.
13057 (Output_data_got::add_local_tls_with_rela): Removed.
13058 * resolve.cc (Symbol::override_base_with_special): Removed
13059 reference to has_got_offset_ field.
13060 * symtab.cc (Symbol::init_fields): Replaced initialization
13061 of got_offset_ with got_offsets_. Removed initialization
13063 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13064 (Symbol::got_offset): Likewise.
13065 (Symbol::set_got_offset): Likewise.
13066 (Symbol::has_tls_got_offset): Removed.
13067 (Symbol::tls_got_offset): Removed.
13068 (Symbol::set_tls_got_offset): Removed.
13069 (Symbol::got_offset_): Removed.
13070 (Symbol::tls_mod_got_offset_): Removed.
13071 (Symbol::tls_pair_got_offset_): Removed.
13072 (Symbol::got_offsets_): New field.
13073 (Symbol::has_got_offset): Removed.
13074 (Symbol::has_tls_mod_got_offset): Removed.
13075 (Symbol::has_tls_pair_got_offset): Removed.
13076 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13077 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13079 (Target_x86_64::Scan::global): Likewise.
13080 (Target_x86_64::Relocate::relocate): Likewise.
13081 (Target_x86_64::Relocate::relocate_tls): Likewise.
13083 2008-03-25 Ben Elliston <bje@au.ibm.com>
13085 * yyscript.y: Fix spelling error in comment.
13087 2008-03-24 Ian Lance Taylor <iant@google.com>
13089 * options.h (class General_options): Define build_id option.
13090 * layout.h (class Layout): Declare write_build_id, create_note,
13091 create_build_id. Add build_id_note_ member.
13092 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13093 "libiberty.h", "md5.h", "sha1.h".
13094 (Layout::Layout): Initialize eh_frame_data_,
13095 eh_frame_hdr_section_, and build_id_note_.
13096 (Layout::finalize): Call create_build_id.
13097 (Layout::create_note): New function, broken out of
13098 Layout::create_gold_note.
13099 (Layout::create_gold_note): Call create_note.
13100 (Layout::create_build_id): New function.
13101 (Layout::write_build_id): New function.
13102 (Close_task_runner::run): Call write_build_id.
13104 * x86_64.cc: Correct license to GPLv3.
13106 2008-03-23 Ian Lance Taylor <iant@google.com>
13108 * options.cc: Include "demangle.h".
13109 (parse_optional_string): New function.
13110 (parse_long_option): Handle takes_optional_argument.
13111 (parse_short_option): Update dash_z initializer. Handle
13112 takes_optional_argument.
13113 (General_options::General_options): Initialize do_demangle_.
13114 (General_options::finalize): Set do_demangle_. Handle demangling
13116 * options.h (parse_optional_string): Declare.
13117 (struct One_option): Add optional_arg field. Update constructor.
13118 Update call constructor calls. Add takes_optional_argument
13120 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
13121 (DEFINE_optional_string): Define.
13122 (General_options::demangle): Change from DEFINE_bool to
13123 DEFINE_optional_string.
13124 (General_options::no_demangle): New function.
13125 (General_options::do_demangle): New function.
13126 (General_options::set_do_demangle): New function.
13127 (General_options::execstack_status_): Move definition to end of
13129 (General_options::static_): Likewise.
13130 (General_options::do_demangle_): New field.
13131 * object.cc (big_endian>::get_symbol_location_info): Call
13132 Options::do_demangle, not Options::demangle.
13133 * symtab.cc (demangle): Likewise.
13135 2008-03-22 Ian Lance Taylor <iant@google.com>
13137 * gold.h: Include <cstddef> and <sys/types.h>
13138 * options.h: Include <cstring>.
13140 2008-03-21 Ian Lance Taylor <iant@google.com>
13142 * Added source code to GNU binutils.