1 2014-12-04 Alan Modra <amodra@gmail.com>
3 * powerpc.cc (Target_powerpc::Branch_info::make_stub): Ignore
4 addend of PLTREL24 reloc when not generating a plt stub. Make
5 max_branch_offset an "Address".
6 (Stub_table::can_reach_stub): Make max_branch_offset an "Address".
7 (Target_powerpc::Relocate::relocate): Likewise.
9 2014-12-04 Alan Modra <amodra@gmail.com>
12 * symtab.cc (Symbol::set_undefined): Remove assertion.
13 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
14 on symbols defined in discarded sections, instead return false.
15 Rearrange params, update all callers.
16 (Target_powerpc::Branch_info::make_stub): Don't make stubs for
17 branches to syms in discarded sections.
18 (Global_symbol_visitor_opd::operator()): Set discarded opd syms
19 undefined and flag as discarded.
20 (Target_powerpc::Relocate::relocate): Localize variable.
22 2014-12-03 H.J. Lu <hongjiu.lu@intel.com>
25 * testsuite/Makefile.am (pie_copyrelocs_test_CXXFLAGS): New.
26 * testsuite/Makefile.in: Regenerated.
28 2014-12-03 Alan Modra <amodra@gmail.com>
31 * powerpc.cc (Target_powerpc::Scan::local): Use add_local_section
32 when adding dynamic relocations against section symbols.
34 2014-12-01 Dimitry Ivanov <dimitry@google.com>
36 * layout.cc (Layout::finish_dynamic_section): When '-z global'
37 is specified set DF_1_GLOBAL in DT_FLAGS_1 flags.
38 * options.h (General_options): New -z option (global).
40 2014-12-01 Cary Coutant <ccoutant@google.com>
43 * layout.cc (Layout::layout_gnu_stack): Don't warn when -z execstack
45 (Layout::create_executable_stack_info): Warn when -z noexecstack is
46 given but some inputs require executable stack.
48 2014-11-26 Cary Coutant <ccoutant@google.com>
50 * layout.cc (gdb_sections): Keep .debug_gdb_scripts and
51 .debug_str_offsets; strip .debug_gnu_pubnames and
53 (lines_only_debug_sections): Strip all four new sections.
55 2014-11-26 Jing Yu <jingyu@google.com>
57 * aarch64.cc (Relocate::tls_desc_gd_to_ie): Set ldr target
58 register to be x0 when to relax TLSDESC_LD64_LO12.
60 2014-11-26 Alan Modra <amodra@gmail.com>
62 * powerpc.cc (struct Stub_table_owner): New.
63 (Powerpc_relobj): Rename stub_table_ to stub_table_index_, an
64 unsigned int vector. Update all references.
65 (powerpc_relobj::set_stub_table): Take an unsigned int param
66 rather than a Stub_table. Update callers.
67 (Powerpc_relobj::clear_stub_table): New function.
68 (Target_powerpc): Add relax_failed_, relax_fail_count_ and
69 stub_group_size_ vars.
70 (Target_powerpc::new_stub_table): Delete.
71 (max_branch_delta): New function, extracted from..
72 (Target_powerpc::Relocate::relocate): ..here..
73 (Target_powerpc::Branch_info::make_stub): ..and here. Return
74 status on whether stub created successfully.
75 (Stub_control::Stub_control): Add "no_size_errors" param. Move
77 (Target_powerpc::do_relax): ..here. Init stub_group_size_ and
78 reduce on relax failure.
79 (Target_powerpc::group_sections): Add "no_size_errors" param.
80 Use stub_group_size_. Set up group info in a temp vector,
81 before building Stub_table vector. Account for input sections
82 possibly already converted to relaxed sections.
83 (Stub_table::init): Delete. Merge into..
84 (Stub_table::Stub_table): ..here.
85 (Stub_table::can_reach_stub): New function.
86 (Stub_table::add_plt_call_entry): Add "from" parameter and
87 return true iff stub could be reached.
88 (Stub_table::add_long_branch_entry): Similarly. Add "r_type"
90 (Stub_table::clear_stubs): Add "all" param.
92 2014-11-26 Alan Modra <amodra@gmail.com>
94 * powerpc.cc (Stub_control::set_output_and_owner): New function.
95 (Target_powerpc::group_sections): Use it.
97 2014-11-25 Cary Coutant <ccoutant@google.com>
99 * binary.cc (Binary_to_elf::sized_convert): Add size to _start symbol.
100 (Binary_to_elf::write_symbol): Add st_size parameter.
101 * binary.h (Binary_to_elf::write_symbol): Add st_size parameter.
103 2014-11-25 Cary Coutant <ccoutant@google.com>
106 * object.cc (Sized_relobj_file): Initialize is_deferred_layout_.
107 (Sized_relobj_file::do_layout): Handle deferred sections properly
108 during GC pass 1. Don't add reloc sections to deferred list twice.
109 * object.h (Sized_relobj_file::is_deferred_layout): New function.
110 (Sized_relobj_file::is_deferred_layout_): New data member.
112 2014-11-21 H.J. Lu <hongjiu.lu@intel.com>
115 * x86_64.cc (Output_data_plt_x86_64_standard<size>::do_fill_plt_entry):
116 Check PC-relative offset overflow in PLT entry.
118 2014-11-21 Alan Modra <amodra@gmail.com>
120 * powerpc.cc (Target_powerpc::Relocate::relocate): Correct test
123 2014-11-20 Alan Modra <amodra@gmail.com>
125 * powerpc.cc (Stub_control::Stub_control): Init stub14_group_size_
126 from --stub-group-size parameter divided by 1024.
127 (Powerpc_relocate_functions::rela, rela_ua): Add fieldsize
128 template parameter. Update all uses.
129 (Target_powerpc::Relocate::relocate): Rename has_plt_value to
130 has_stub_value. Set for long branches. Don't report overflow for
131 branch to undefined weak symbols. Print info message on
132 overflowing branch to stub.
134 2014-11-20 Alan Modra <amodra@gmail.com>
136 * powerpc.cc (Target_powerpc::do_relax): Add __go_go to thread_starters.
138 2014-11-13 H.J. Lu <hongjiu.lu@intel.com>
140 * x86_64.cc (Target_x86_64<size>::Scan::global): Don't make PLT
141 entry for R_X86_64_GOTPLT64.
142 (Target_x86_64<size>::Relocate::relocate): Update comments for
145 2014-11-06 Evgeniy Dushistov <dushistov@mail.ru>
147 * plugin.cc: use lock to searialize calls of Plugin_manager::claim_file
148 * plugin.h: add lock definition
150 2014-10-29 Han Shen <shenhan@google.com>
151 Jing Yu <jingyu@google.com>
153 * aarch64-reloc.def: Add LD_PREL_LO12, ADR_PREL_LO21,
154 TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1,
155 TLSLD_MOVW_DTPREL_G0_NC. Change property of TLS relocations to
157 * aarch64.cc (Target_aarch64::do_can_check_for_function_pointers): New
159 (Target_aarch64::reloc_needs_plt_for_ifunc): New method.
160 (Target_aarch64::tls_ld_to_le): New method.
161 (Target_aarch64::aarch64_info): Enable can_icf_inline_merge_sections
163 (Output_data_plt_aarch64::irelative_rel_): New data member.
164 (Output_data_plt_aarch64::add_entry): Add irelative entries to plt.
165 (Output_data_plt_aarch64::add_local_ifunc_entry): New method.
166 (Output_data_plt_aarch64::add_relocation): New method.
167 (Output_data_plt_aarch64::do_write): Add gold_assert on got_irelative
168 offset. Add got_irelative size to got size.
169 (AArch64_relocate_functions): Typedef AArch64_valtype. Replace long
170 type string with the new typename.
171 (AArch64_relocate_functions::update_adr): Replace parameter x with
173 (AArch64_relocate_functions::update_movnz): Correct wrong val mask.
174 (AArch64_relocate_functions::reloc_common): New method.
175 (AArch64_relocate_funcsions::rela_general): Extract common part out
176 into reloc_common method.
177 (AArch64_relocate_functions::rela_general): Likewise.
178 (AArch64_relocate_functions::pcrela_general): Likewise.
179 (AArch64_relocate_functions::adr): New method.
180 (AArch64_relocate_functions::adrp): Calculate immed before calling
182 (AArch64_relocate_functions::adrp): Likewise.
183 (AArch64_relocate_functions::movnz): Cast x to SignedW type when
184 comparing x to 0. Calculate immed from ~x when x < 0.
185 (Target_aarch64::optimize_tls_reloc): Add new cases for
186 TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1,
187 TLSLD_MOVW_DTPREL_G0_NC.
188 (Target_aarch64::possible_function_pointer_reloc): Implement this
190 (Target_aarch64::Scan::local_reloc_may_be_function_pointer): Update
192 (Target_aarch64::Scan::local): Add codes to handle STT_GNU_IFUNC
193 symbol. Add cases for TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC,
194 TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC.
195 (Target_aarch64::Scan::global): Add codes to handle STT_GNU_IFUNC
196 symbol. Add cases for TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC,
197 TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC.
198 (Target_aarch64::make_plt_entry): Call add_entry with two more
200 (Target_aarch64::make_local_ifunc_plt_entry): New method.
201 (Target_aarch64::Relocate::relocate): Add cases for LD_PREL_LO19,
202 ADR_PREL_LO21, TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC,
203 TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC.
204 (Target_aarch64::Relocate::relocate_tls): Add cases for
205 TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1,
206 TLSLD_MOVW_DTPREL_G0_NC.
207 * testsuite/icf_safe_so_test.cc: Correct test comment.
208 * testsuite/icf_safe_test.sh: Add AArch64 arch.
210 2014-10-22 Alan Modra <amodra@gmail.com>
212 * powerpc.cc (do_relax): Add gcc-4.9 libgomp functions to
215 2014-10-18 Andreas Schwab <schwab@linux-m68k.org>
217 * configure.tgt (targ_extra_obj) [aarch64*-*]: Define.
219 2014-10-17 Cary Coutant <ccoutant@google.com>
221 * aarch64.cc (AArch64_relocate_functions::maybe_apply_stub):
222 Add "typename" keyword.
224 2014-10-15 Han Shen <shenhan@google.com>
225 Jing Yu <jingyu@google.com>
227 Patch for gold aarch64 backend to support relaxation.
228 * aarch64-reloc.def: Change format.
229 * aarch64.cc (class Reloc_stub): New class.
230 (class Stub_table): New class.
231 (class AArch64_relobj): New class.
232 (class AArch64_input_section): New class.
233 (class AArch64_output_section): New class.
234 (Target_aarch64::new_stub_table): New method.
235 (Target_aarch64::new_aarch64_input_section): New method.
236 (Target_aarch64::find_aarch64_input_section): New method.
237 (Target_aarch64::scan_section_for_stubs): New method.
238 (Target_aarch64::scan_reloc_section_for_stubs): New method.
239 (Target_aarch64::relocate_stub): New method.
240 (Target_aarch64::current_target): New method.
241 (Target_aarch64::do_make_elf_object): New method.
242 (Target_aarch64::do_may_relax): New method.
243 (Target_aarch64::do_relax): New method.
244 (Target_aarch64::group_sections): New method.
245 (Target_aarch64::scan_reloc_for_stub): New method.
246 (Target_aarch64::do_make_output_section): New method.
247 (Target_aarch64::stub_tables_): New data member.
248 (Target_aarch64::aarch64_input_section_map_): New data member.
249 (AArch64_relocate_functions::maybe_apply_stub): New method.
251 2014-09-30 Cary Coutant <ccoutant@google.com>
254 * resolve.cc (Symbol_table::resolve): Fix local shadowing error.
256 2014-09-30 Kito Cheng <kito@0xlab.org>
259 * layout.cc (Layout::create_dynamic_symtab): Build gnu-style
260 hash table before sysv-style hash table.
262 2014-09-29 Sriraman Tallam <tmsriram@google.com>
264 * options.h (--pic-executable): Add negative to alias to -no-pie.
266 2014-09-26 Cary Coutant <ccoutant@google.com>
269 * object.cc (Sized_relobj_file): Compute value of section symbols
270 for TLS sections the same as TLS symbols.
272 2014-09-25 Cary Coutant <ccoutant@google.com>
275 * resolve.cc (Symbol_table::resolve): Override common placeholder
276 symbols, but adjust sizes.
277 * symtab.cc (Symbol_table::add_from_object): Don't add placeholder
278 symbols to common lists.
280 2014-09-24 Alan Modra <amodra@gmail.com>
282 * po/POTFILES.in: Regenerate.
284 2014-09-23 Taiju Tsuiki <tzik@google.com>
285 Cary Coutant <ccoutant@google.com>
288 * gold.cc (queue_final_tasks): Add Write_sections_task as a blocker
289 on input_sections_blocker.
290 * layout.cc (Write_sections_task::locks): Unblock
291 input_sections_blocker_.
292 * layout.h (Write_sections_task::Write_sections_task): Add
293 input_sections_blocker.
294 * testsuite/Makefile.am (exception_x86_64_bnd_test): Add gcctestdir/ld
296 * testsuite/Makefile.in: Regenerate.
298 2014-09-18 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
300 * testsuite/Makefile.am (plugin_test_10): New test.
301 * testsuite/Makefile.in: Regenerate
302 * testsuite/plugin_common_test_2.c (c1): Align to 8.
303 * testsuite/plugin_test_10.sh: New file.
305 2014-09-17 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
307 * plugin.cc (Sized_pluginobj::do_add_symbols): Ignore isym->size.
308 * resolve.cc (Symbol_table::resolve): Don't override common symbols
309 during the replacement phase.
311 2014-09-17 Han Shen <shenhan@google.com>
312 Jing Yu <jingyu@google.com>
314 * aarch64-reloc.def: Add TLSGD_ADR_PAGE21, TLSGD_ADD_LO12_NC,
315 TLSDESC_ADR_PAGE21, TLSDESC_LD64_LO12, TLSDESC_ADD_LO12, TLSDESC_CALL.
316 * aarch64.cc (Target_aarch64): Add data members
317 got_irelative_, got_tlsdesc_, rela_irelative_, got_mod_index_offset_,
318 tlsdesc_reloc_info_, tls_base_symbol_defined_. Initialize them in
320 (Target_aarch64::do_reloc_symbol_index): New method.
321 (Target_aarch64::do_reloc_addend): New method.
322 (Target_aarch64::add_tlsdesc_info): New method.
323 (Target_aarch64::do_dynsym_value): New method.
324 (Target_aarch64::do_make_data_plt): Add new parameters: got,
325 got_irelative. Pass them to Output_data_plt_aarch64_standard.
326 (Target_aarch64::make_data_plt): Add new parameters: got,
327 got_irelative. Pass them to do_make_data_plt.
328 (Target_aarch64::Relocate): Add skip_call_tls_get_addr_ variable.
329 (Target_aarch64::Relocate:tls_gd_to_le): New method.
330 (Target_aarch64::Relocate:tls_ie_to_le): New method.
331 (Target_aarch64::Relocate:tls_desc_gd_to_le): New method.
332 (Target_aarch64::Relocate:tls_desc_gd_to_ie): New method.
333 (Target_aarch64::got_tlsdesc_section): New method.
334 (Target_aarch64::make_local_ifunc_plt_entry): New method.
335 (Target_aarch64::define_tls_base_symbol): New method.
336 (Target_aarch64::reserve_tlsdesc_entries): New method.
337 (Target_aarch64::got_mod_index_entry): New method.
338 (Target_aarch64::rela_tlsdesc_section): New method.
339 (Target_aarch64::rela_irelative_section): New method.
340 (Target_aarch64::Tlsdesc_info): New struct.
341 (Target_aarch64::got_section): Create .got.plt space for IRELATIVE
342 relocations and tlsdesc relocations.
343 (Target_aarch64::optimize_tls_reloc): Implement method.
344 (Output_data_plt_aarch64): Add member variables: tlsdesc_rel_, got_,
345 got_irelative_, irelative_count_, tlsdesc_got_offset_. Initialize them
347 (Output_data_plt_aarch64::reserve_tlsdesc_entry): New method.
348 (Output_data_plt_aarch64::has_tlsdesc_entry): New method.
349 (Output_data_plt_aarch64::get_tlsdesc_got_offset): New method.
350 (Output_data_plt_aarch64::get_tlsdesc_plt_offset): New method.
351 (Output_data_plt_aarch64::rela_tlsdesc): New method.
352 (Output_data_plt_aarch64::rela_irelative): New method.
353 (Output_data_plt_aarch64::entry_count): Count IRELATIVE relocations.
354 (Output_data_plt_aarch64::first_plt_entry_offset): Add const attribute.
355 (Output_data_plt_aarch64::get_plt_tlsdesc_entry_size): New method.
356 (Output_data_plt_aarch64::fill_tlsdesc_entry): New method.
357 (Output_data_plt_aarch64::do_get_plt_tlsdesc_entry_size): New method.
358 (Output_data_plt_aarch64::do_fill_tlsdesc_entry): New method.
359 (Output_data_plt_aarch64_standard): New member variables:
360 plt_tlsdesc_entry_size, tlsdesc_plt_entry.
361 (Output_data_plt_aarch64_standard::Output_data_plt_aarch64_standard):
362 New parameter: got, got_irelative.
363 (Output_data_plt_aarch64_standard::do_get_plt_entry_size): New method.
364 (Output_data_plt_aarch64_standard::do_fill_tlsdesc_entry): New method.
365 (Output_data_plt_aarch64::do_write): Replace got_address with
366 gotplt_address. Add irelative_count_ to count. Write tlsdesc entry.
367 (AArch64_relocate_functions::update_movnz): New method.
368 (AArch64_relocate_functions): Correct format.
369 (AArch64_relocate_functions::movnz): New method.
370 (Target_aarch64::Scan::local): Correct format. Move r_sym, got to
371 before the switch. Add new cases to switch.
372 Check ie_to_le relaxation on tlsie relocations. Add code handling
374 (Target_aarch64::Scan::global): Move arp to front. Do copy_reloc when
375 needed. Add new cases to switch. Insert dynamic RELATIVE relocation
376 when needed. Add code handling tlsgd, tlsie, tlsdesc cases.
377 Call reloc_name_in_error_message to print unsupported reloc.
378 (Target_aarch64::make_plt_section): Pass got_ and got_irelative_ to
380 (Target_aarch64::do_finalize_sections): Emit relocs to save COPY
381 relocs. Fill in some more dynamic tags.
382 (Target_aarch64::Relocate::relocate): Handle tlsgd, tlsdesc relocs.
383 Skip call tls_get_addr when tlsgd is relaxed.
384 (Target_aarch64::Relocate::relocate_tls): Correct format. Add code
385 handling tlsgd, tlsdesc relocs, and tls gd->le, ie->le, tlsdesc->le,
386 tlsdesc->ie relaxation.
388 2014-09-03 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
390 * mips.cc (Target_mips_nacl): New class.
391 (Target_selector_mips_nacl): New class.
392 (target_selector_mips32): Rename from target_selector_mips32be and use
393 Target_selector_mips_nacl instead of Target_selector_mips.
394 (target_selector_mips32el): Rename from target_selector_mips32 and use
395 Target_selector_mips_nacl instead of Target_selector_mips.
396 (target_selector_mips64): Rename from target_selector_mips64be and use
397 Target_selector_mips_nacl instead of Target_selector_mips.
398 (target_selector_mips64el): Rename from target_selector_mips64 and use
399 Target_selector_mips_nacl instead of Target_selector_mips.
400 (Target_mips::mips_info): Add const attribute.
402 2014-09-02 Cary Coutant <ccoutant@google.com>
404 * dwp.cc (Sized_relobj_dwo::do_section_name): Add const attribute.
405 * dynobj.h (Sized_dynobj::do_section_name): Likewise.
406 * incremental.cc (Sized_relobj_incr::do_section_name): Likewise.
407 (Sized_incr_dynobj::do_section_name): Likewise.
408 * incremental.h (Sized_relobj_incr::do_section_name): Likewise.
409 (Sized_incr_dynobj::do_section_name): Likewise.
410 * object.h (Object::section_name): Likewise.
411 (Object::do_section_name): Likewise.
412 (Sized_relobj_file::do_section_name): Likewise.
413 * plugin.cc (Sized_pluginobj::do_section_name): Likewise.
414 * plugin.h (Sized_pluginobj::do_section_name): Likewise.
416 2014-09-02 Cary Coutant <ccoutant@google.com>
419 * ehframe.cc (Fde::write): Add output_offset parameter.
420 (Cie::write): Likewise.
421 (Eh_frame::set_final_data_size): Account for offset within output
423 (Eh_frame::do_sized_write): Likewise.
424 * ehframe.h (Fde::write): Add output_offset parameter.
425 (Cie::write): Likewise.
426 * output.cc (Output_section::Input_section_sort_entry): Remove
427 section_has_name_; add output_section_name parameter. Use
428 output section name for non-input sections.
429 (Output_section::Input_section_sort_entry::section_has_name): Remove.
430 (Output_section::Input_section_sort_entry::section_has_name_): Remove.
431 (Output_section::Input_section_sort_compare): Remove logic for
432 sections without names.
433 (Output_section::Input_section_sort_init_fini_compare): Likewise.
434 (Output_section::Input_section_sort_section_prefix_special_ordering_compare):
436 (Output_section::Input_section_sort_section_name_compare): Likewise.
438 2014-08-29 Han Shen <shenhan@google.com>
439 Jing Yu <jingyu@google.com>
441 * aarch64-reloc-property.cc
442 (AArch64_reloc_property_table::reloc_name_in_error_message): Fix bug in
443 reference reloc property in the table.
444 * aarch64-reloc.def: Add TLSLE reloc types and fix some errors in
446 * aarch64.cc: (Output_data_got_aarch64::add_static_reloc):
447 2 new overloaded methods.
448 (Output_data_got_aarch64::do_write): Add code to write out
450 (class Output_data_got_aarch64::Static_reloc): New class to wrap
452 (Output_data_got_aarch64::static_relocs): New vector to
454 (Target_aarch64::TCB_SIZE): New const static memeber.
455 (Target_aarch64::tcb_size): New method.
456 (Target_aarch64::Relocate::relocate): Add code handling new reloc types.
457 (Target_aarch64::Relocate::relocate_tls): New method.
458 (Target_aarch64::Scan::local): Add code handling new reloc types.
459 (Target_aarch64::Scan::global): Add code handling new reloc types.
461 2014-08-13 Sriraman Tallam <tmsriram@google.com>
463 * options.h (-no-pie): Add option.
465 2014-08-08 Jing Yu <jingyu@google.com>
466 Han Shen <shenhan@google.com>
468 * Makefile.am (HFILES): Add aarch64-reloc-property.h.
469 (DEFFILES): add aarch64-reloc.def.
470 (TARGETSOURCES): Add aarch64-reloc-property.cc.
471 (ALL_TARGETOBJS): Add aarch64-reloc-property.$(OBJEXT).
472 * Makefile.in: Regenerate.
473 * aarch64-reloc-property.cc: New file.
474 * aarch64-reloc-property.h: New file.
475 * aarch64-reloc.def: New file.
476 * aarch64.cc: Include aarch64-reloc-property.h. Replace spaces
477 with tab to make the format consistent.
478 (Output_data_got_aarch64::symbol_table_): New method.
479 (Target_aarch64::do_plt_address_for_global): New method.
480 (Target_aarch64::do_plt_address_for_local): New method.
481 (Target_aarch64::do_select_as_default_target): New method.
482 (Target_aarch64::do_make_data_plt): New method.
483 (Target_aarch64::make_data_plt): New method.
484 (Output_data_plt_aarch64::has_irelative_section): New method.
485 (Output_data_plt_aarch64::address_for_global): New method.
486 (Output_data_plt_aarch64::address_for_local): New method.
487 (Output_data_plt_aarch64::irelative_rel_): New parameter.
488 (Output_data_plt_aarch64::add_entry): Implement contents.
489 (Output_data_plt_aarch64::set_final_data_size): Fix typo.
490 (Output_data_plt_aarch64::do_write): Remove useless got_base. Set
491 the got_pov entry to plt0.
492 (Output_data_plt_aarch64_standard::do_fill_first_plt_entry):
494 (Output_data_plt_aarch64_standard::do_fill_plt_entry): Implement.
495 (AArch64_howto): New struct.
496 (aarch64_howto[]): New static const array.
497 (AArch64_relocate_functions): New class.
498 (Target_aarch64::Scan::get_reference_flags): Remove method.
499 (Target_aarch64::Scan::local): Implement to support a few relocations.
500 (Target_aarch64::Scan::global): Implement to support a few relocations.
501 (Target_aarch64::make_plt_section): Implement contents.
502 (Target_aarch64::make_plt_entry): Implement contents.
503 (Target_aarch64::do_finalize_sections): Implement contents.
504 (Target_aarch64::Relocate::relocate): Implement a few relocations.
505 (Target_aarch64::relocate_section): Implement contents.
507 2014-08-06 Alan Modra <amodra@gmail.com>
509 * testsuite/defsym_test.sh: Allow ppc64le localentry annotation.
511 2014-08-06 Alan Modra <amodra@gmail.com>
514 * symtab.cc (Symbol_table::add_from_relobj): Warn on __gnu_lto_slim.
516 2014-07-21 Sriraman Tallam <tmsriram@google.com>
518 * object.cc (Relobj::is_section_name_included): Add
519 ".rodata.nptl_version" to not garbage collect this section.
521 2014-07-08 Cary Coutant <ccoutant@google.com>
523 * expression.cc (struct Expression::Expression_eval_info): Add
524 new fields type_pointer, vis_pointer, and nonvis_pointer.
525 (Expression::eval_maybe_dot): Add type_pointer, vis_pointer, and
526 nonvis_pointer parameters. Adjust all calls.
527 (Symbol_expression::value): Update type, visibility, and nonvis bits
529 * script.cc (Symbol_assignment::sized_finalize): Update type,
530 visibility, and remaining st_other bits for new symbol.
531 * script.h: (Expression::eval_maybe_dot): Add type_pointer,
532 vis_pointer, and nonvis_pointer parameters.
533 * symtab.h (Symbol::set_type): New method.
535 * testsuite/Makefile.am (defsym_test): New test.
536 * testsuite/Makefile.in: Regenerate.
537 * testsuite/defsym_test.c: New file.
538 * testsuite/defsym_test.sh: New file.
540 2014-07-08 Cary Coutant <ccoutant@google.com>
543 * dynobj.h (Sized_dynobj::base_read_symbols): New method.
544 * dynobj.cc (Sized_dynobj::do_read_symbols): Move body to...
545 (Sized_dynobj::base_read_symbols): ...new method.
546 * object.h (Sized_relobj_file::base_read_symbols): New method.
547 * object.cc (Sized_relobj_file::do_read_symbols): Move body to...
548 (Sized_relobj_file::base_read_symbols): ...new method.
549 * arm.cc (Arm_relobj::do_read_symbols): Call base_read_symbols.
550 * mips.cc: (Mips_relobj::do_read_symbols): Likewise.
551 * powerpc.cc (Powerpc_dynobj::do_read_symbols): Likewise.
553 2014-07-04 Alan Modra <amodra@gmail.com>
555 * po/POTFILES.in: Regenerate.
557 2014-07-02 Jing Yu <jingyu@google.com>
559 * aarch64.cc: New file
560 * Makefile.am (TARGETSOURCES): Add aarch64.cc
561 (ALL_TARGETOBJS): Add aarch64.$(OBJEXT)
562 * Makefile.in: Regenerate.
563 * configure.tgt: Add entries for aarch64*.
564 * configure.ac: Likewise.
565 * configure: Likewise.
567 2014-06-27 Alan Modra <amodra@gmail.com>
569 * symtab.cc (Symbol::should_add_dynsym_entry): Don't make inline.
571 2014-06-24 Cary Coutant <ccoutant@google.com>
573 * dwp.cc (Dwo_file::read): Allow files with no .debug_types
575 (Dwo_file::sized_read_unit_index): Likewise.
577 2014-06-23 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
580 * Makefile.am (TARGETSOURCES): Add mips.cc
581 (ALL_TARGETOBJS): Add mips.$(OBJEXT)
582 * configure.tgt: Add entries for mips*.
583 * configure.ac: Likewise.
584 * Makefile.in: Regenerate.
585 * configure: Likewise.
587 2014-06-09 Cary Coutant <ccoutant@google.com>
589 * dwarf_reader.cc (Dwarf_pubnames_table::read_header): Check that
590 unit_length is within section bounds.
592 2014-06-09 Cary Coutant <ccoutant@google.com>
595 * layout.cc (Layout::print_to_mapfile): Print unattached sections in
598 2014-06-07 Alan Modra <amodra@gmail.com>
600 * powerpc.cc (relocate): Treat field of cmpli insn as a bitfield.
602 2014-06-06 Cary Coutant <ccoutant@google.com>
604 * dwarf_reader.h (Dwarf_pubnames_table): Remove output_section_offset_.
605 * dwarf_reader.cc (Dwarf_pubnames_table::read_section): Likewise.
606 (Dwarf_pubnames_table::read_header): Likewise.
607 * layout.cc (gdb_fast_lookup_sections): Add .debug_gnu_pubnames and
610 2014-06-05 Joel Brobecker <brobecker@adacore.com>
612 * Makefile.am (CONFIG_STATUS_DEPENDENCIES): New.
613 * Makefile.in, configure: Regenerate.
615 2014-06-03 Alan Modra <amodra@gmail.com>
617 * powerpc.cc (addis_12_2): Define.
618 (Stub_table::do_write): Support fusion on ELFv2 stubs.
620 2014-06-03 Alan Modra <amodra@gmail.com>
622 * testsuite/plugin_test.c (parse_readelf_line): Skip non-visibility
625 2014-06-02 Alan Modra <amodra@gmail.com>
627 * powerpc.cc (Target_powerpc::local_reloc_may_be_function_pointer):
628 Only ignore relocs on ELFv1.
629 (Target_powerpc::global_reloc_may_be_function_pointer): Likewise.
631 2014-05-30 Cary Coutant <ccoutant@google.com>
633 * testsuite/Makefile.am (ehdr_start_test_4): Fix typo in -B option.
634 * testsuite/Makefile.in: Regenerate.
635 * testsuite/ehdr_start_test_4.sh: Look for "U" instead of "w".
637 2014-05-27 H.J. Lu <hongjiu.lu@intel.com>
640 * x86_64.cc (Target_x86_64::Relocate::relocate): Use signed int
641 for got_offset. Properly get GOT address for R_X86_64_PLTOFF64.
643 2014-05-15 Alan Modra <amodra@gmail.com>
645 * powerpc.cc (do_plt_fde_location): Handle zero length .glink.
646 Compare FDE contents with DW_CFA_nop rather than 0.
648 2014-05-13 Sriraman Tallam <tmsriram@google.com>
650 * symtab.h (may_need_copy_reloc): Remove check for position independent
652 * x86_64.cc (Target_x86_64<size>::Scan::global): Add check for no
653 position independence before pc absolute may_need_copy_reloc call.
654 Add check for executable output befor pc relative may_need_copy_reloc
660 * powerpc.cc: Add check for no position independence before
661 may_need_copy_reloc calls.
662 * testsuite/pie_copyrelocs_test.cc: New file.
663 * testsuite/pie_copyrelocs_shared_test.cc: New file.
664 * Makefile.am (pie_copyrelocs_test): New test.
665 * Makefile.in: Regenerate.
667 2014-05-08 Martin Liška <mliska@suse.cz>
669 * output.cc (Sized_relobj_file::do_layout): Fix typo in info message.
671 2014-05-06 Cary Coutant <ccoutant@google.com>
674 * i386.cc (Output_data_got_plt_i386): New class.
675 (Output_data_plt_i386::Output_data_plt_i386): Change type of got_plt
676 parameter. Change all callers.
677 (Output_data_plt_i386::layout_): Remove.
678 (Output_data_plt_i386::got_plt_): Change type.
679 (Target_i386::got_plt_): Change type. Change all references.
680 (Target_i386::got_section): Create instance of new class.
681 (Output_data_got_plt_i386::do_write): New function.
682 * x86_64.cc (Output_data_got_plt_x86_64): New class.
683 (Output_data_plt_x86_64::Output_data_plt_x86_64): Change type of got_plt
684 parameter. Change all callers.
685 (Output_data_plt_x86_64::layout_): Remove.
686 (Output_data_plt_x86_64::got_plt_): Change type.
687 (Target_x86_64::got_plt_): Change type. Change all references.
688 (Target_x86_64::got_section): Create instance of new class.
689 (Output_data_got_plt_x86_64::do_write): New function.
690 (Output_data_plt_x86_64::do_write): Don't write reserved words in GOT.
691 (Target_x86_64<size>::init_got_plt_for_update): Create instance of new
694 2014-05-05 Cary Coutant <ccoutant@google.com>
696 * gdb-index.cc (Gdb_index_info_reader): Don't complain about language
697 if we have pubnames/pubtypes.
699 2014-05-02 Cary Coutant <ccoutant@google.com>
701 * defstd.cc (in_segment): Define __ehdr_start here...
702 * layout.cc (Layout::finalize): ...Instead of here. Set the
703 output segment when known.
704 * resolve.cc (Symbol::override_base_with_special): Remember
705 the original binding.
706 * symtab.cc (Symbol::set_output_segment): New function.
707 (Symbol::set_undefined): New function.
708 * symtab.h (Symbol::is_weak_undefined): Check original undef
710 (Symbol::is_strong_undefined): New function.
711 (Symbol::set_output_segment): New function.
712 (Symbol::set_undefined): New function.
713 * target-reloc.h (is_strong_undefined): Remove.
714 (issue_undefined_symbol_error): Call Symbol::is_weak_undefined.
715 Check for hidden undefs.
716 (relocate_section): Call Symbol::is_strong_undefined.
718 * testsuite/Makefile.am (ehdr_start_test_1)
719 (ehdr_start_test_2, ehdr_start_test_3)
720 (ehdr_start_test_4, ehdr_start_test_5): New test cases.
721 * testsuite/Makefile.in: Regenerate.
722 * testsuite/ehdr_start_def.cc: New source file.
723 * testsuite/ehdr_start_test.cc: New source file.
724 * testsuite/ehdr_start_test.t: New linker script.
725 * testsuite/ehdr_start_test_4.sh: New shell script.
727 2014-04-23 Cary Coutant <ccoutant@google.com>
730 * x86_64.cc (Target_x86_64::Relocate::relocate): Add missing break.
732 2014-04-15 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
734 * layout.cc (Layout::include_section): Allow a target to decide
735 whether to include a section.
736 * target.h (Target::should_include_section): New function.
737 (Target::do_should_include_section): New function.
739 2014-04-15 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
741 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Remove and
743 (Copy_relocs::emit): ... here.
744 * copy-relocs.h (Copy_reloc_entry): Change from class to struct.
745 (Copy_reloc_entry::make_copy_reloc): Change from private to protected.
746 (Copy_reloc_entry::entries_): Change from private to protected.
748 2014-04-02 Sriraman Tallam <tmsriram@google.com>
750 * icf.cc (get_section_contents): Replace copies of reloc
751 vectors with const references.
753 2014-04-02 Cary Coutant <ccoutant@google.com>
755 * configure.ac (HAVE_PUBNAMES): Use C instead of C++.
756 (HAVE_NO_USE_LINKER_PLUGIN): Check for -fno-use-linker-plugin.
757 * configure: Regenerate.
758 * testsuite/Makefile.am (OPT_NO_PLUGINS): New macro for
759 -fno-use-linker-plugin.
760 (LINK1, CXXLINK1): Add it to the link command.
761 * testsuite/Makefile.in: Regenerate.
763 2014-03-12 Alan Modra <amodra@gmail.com>
765 * Makefile.in: Regenerate.
767 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
769 * symtab.h (Symbol::set_nonvis): New function.
771 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
773 * symtab.cc (Sized_symbol<32>::init_output_data):
774 Instantiate the template.
775 (Sized_symbol<64>::init_output_data): Likewise.
777 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
779 * symtab.cc (Symbol_table::sized_write_globals): Allow a target to
780 adjust dynamic symbol value.
781 * target.h (Target::adjust_dyn_symbol): New function.
782 (Target::do_adjust_dyn_symbol): New function.
784 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
786 * output.cc (Output_data_dynamic::Dynamic_entry::write):
787 Get the value of DYNAMIC_CUSTOM dynamic entry.
788 * output.h (Output_data_dynamic::add_custom): New function.
789 (Dynamic_entry::Dynamic_entry): New constructor for DYNAMIC_CUSTOM
791 (enum Dynamic_entry::Classification): Add DYNAMIC_CUSTOM.
792 * target.h (Target::dynamic_tag_custom_value): New function.
793 (Target::do_dynamic_tag_custom_value): New function.
795 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
797 * symtab.cc (Symbol_table::set_dynsym_indexes): Allow a target to set
799 * target.h (Target::has_custom_set_dynsym_indexes): New function.
800 (Target::do_has_custom_set_dynsym_indexes): New function.
801 (Target::set_dynsym_indexes): New function.
802 (Target::do_set_dynsym_indexes): New function.
804 2014-03-07 Alan Modra <amodra@gmail.com>
806 * powerpc.cc (Powerpc_relocate_functions::Overflow_check): Add
807 CHECK_UNSIGNED, CHECK_LOW_INSN, CHECK_HIGH_INSN.
808 (Powerpc_relocate_functions::has_overflow_unsigned): New function.
809 (Powerpc_relocate_functions::has_overflow_bitfield,
810 overflowed): Use the above.
811 (Target_powerpc::Relocate::relocate): Correct overflow checking
812 for a number of relocations. Modify overflow test for 16-bit
813 fields in instructions to signed/unsigned according to whether
814 the field takes a signed or unsigned value.
816 2014-03-05 Alan Modra <amodra@gmail.com>
818 Update copyright years.
820 2014-03-05 Alan Modra <amodra@gmail.com>
822 * powerpc.cc (Target_powerpc::Scan::local, global): Support
823 R_PPC64_ADDR64_LOCAL.
824 (Target_powerpc::Relocate::relocate): Likewise.
826 2014-03-03 Alan Modra <amodra@gmail.com>
828 * dwp.cc (print_version): Update copyright year to current.
830 2014-02-10 Alan Modra <amodra@gmail.com>
832 * po/gold.pot: Regenerate.
834 2014-02-06 Cary Coutant <ccoutant@google.com>
836 Fix problem where -u is ignored when a weak undef is seen.
838 * archive.cc (Library_base::should_include_member): Reorder
839 code to check for -u option if a weak undef has already been seen.
840 * testsuite/Makefile.am (weak_undef_test_2): New test case.
841 * testsuite/Makefile.in: Regenerate.
842 * testsuite/weak_undef_file3.cc: New file.
843 * testsuite/weak_undef_file4.cc: New file.
844 * testsuite/weak_undef_test_2.cc: New file.
846 2014-02-05 Cary Coutant <ccoutant@google.com>
848 Fix issues with gold undefined symbol diagnostics.
851 * errors.cc (Errors::undefined_symbol): Move undef vtable symbol
853 * target-reloc.h (is_strong_undefined): New function.
854 (relocate_section): Move undef vtable symbol check from here.
855 Check for is_strong_undefined.
857 2014-02-05 Cary Coutant <ccoutant@google.com>
859 Fix problems with the --dynamic-list option.
862 * options.cc (General_options::parse_dynamic_list):
863 Set have_dynamic_list_.
864 (General_options::General_options): Initialize have_dynamic_list_.
865 (General_options::finalize): Turn off -Bsymbolic and
866 -Bsymbolic-functions if --dynamic-list provided.
867 * options.h (General_options::have_dynamic_list): New function.
868 (General_options::have_dynamic_list_): New data member.
869 * symtab.h (Symbol::is_preemptible): Handle --dynamic-list
873 * symtab.cc (Symbol_table::add_from_relobj): If symbol is named
874 in --dynamic-list, mark it.
876 * testsuite/Makefile.am (gc_dynamic_list_test.sh): New test case.
877 (dynamic_list_2): New test case.
878 * testsuite/Makefile.in: Regenerate.
879 * testsuite/dynamic_list_2.cc: New file.
880 * testsuite/dynamic_list_2.t: New file.
881 * testsuite/dynamic_list_lib1.cc: New file.
882 * testsuite/dynamic_list_lib2.cc: New file.
883 * testsuite/gc_dynamic_list_test.c: New file.
884 * testsuite/gc_dynamic_list_test.sh: New file.
885 * testsuite/gc_dynamic_list_test.t: New file.
887 2014-01-28 Cary Coutant <ccoutant@google.com>
889 Add .gdb_index version 7 support.
891 * gold/dwarf_reader.cc: include <utility> (for make_pair).
892 (Dwarf_abbrev_table::do_read_abbrevs): Check for compressed
894 (Dwarf_ranges_table::read_ranges_table): Likewise.
895 (Dwarf_pubnames_table::read_section): Check for GNU-style
896 sections, and for compressed debug sections.
897 (Dwarf_pubnames_table::read_header): Compute end address of table.
898 (Dwarf_pubnames_table::next_name): Return flag_byte. Check
899 for end of list by offset, not by offset == 0.
900 (Dwarf_info_reader::do_read_string_table): Check for compressed
902 * gold/dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
903 Initialize new data members.
904 (Dwarf_pubnames_table::next_name): return flag_byte.
905 (Dwarf_pubnames_table::end_of_table_): New data member.
906 (Dwarf_pubnames_table::is_gnu_style_): New data member.
907 * gold/gdb-index.cc (gdb_index_version): Update to version 7.
908 (Gdb_index_info_reader::read_pubtable): Read flag_byte.
909 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Don't
910 read skeleton type unit DIEs.
911 (Gdb_index::add_symbol): Add flag_byte; adjust all callers.
912 (Gdb_index::do_write): Write flag_byte.
913 * gold/gdb-index.h (Gdb_index::add_symbol): Add flags parameter.
914 (Gdb_index::Cu_vector): Store flags along with cu indexes.
915 * gold/testsuite/gdb_index_test_3.sh: Allow versions 4-7.
916 * gold/testsuite/gdb_index_test_comm.sh: Likewise.
918 2014-01-08 H.J. Lu <hongjiu.lu@intel.com>
920 * version.cc (print_version): Update copyright year to 2014.
922 2013-12-19 Dimitry Andric <dimitry@andric.com>
924 * stringpool.cc (Stringpool_template::reserve): Add
925 HAVE_UNORDERED_MAP case.
926 * stringpool.cc (Stringpool_template::print_stats): Likewise.
928 2013-12-18 Cary Coutant <ccoutant@google.com>
930 * configure.ac: Check for <unordered_set> and <unordered_map>.
931 * config.in: Regenerate.
932 * configure: Regenerate.
933 * system.h: Use <unordered_set> and <unordered_map> if available.
935 2013-12-10 Roland McGrath <mcgrathr@google.com>
937 * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
938 with $(INSTALL_PROGRAM_ENV).
939 * Makefile.in: Regenerate.
941 2013-11-22 Cary Coutant <ccoutant@google.com>
943 * configure.ac: Add check for which library is needed for
945 * configure: Regenerate.
947 2013-11-22 Cary Coutant <ccoutant@google.com>
949 * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
951 * testsuite/Makefile.in: Regenerate.
953 2013-11-17 H.J. Lu <hongjiu.lu@intel.com>
955 * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
956 Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
957 R_X86_64_PC32 and R_X86_64_PLT32, respectively.
958 (Target_x86_64<size>::Scan::local): Likewise.
959 (Target_x86_64<size>::Scan::global): Likewise.
960 (Target_x86_64<size>::Relocate::relocate): Likewise.
961 (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
963 (Target_x86_64<size>::Scan::check_non_pic(): Handle
966 * testsuite/Makefile.am (check_PROGRAMS): Add
967 exception_x86_64_bnd_test.
968 (exception_x86_64_bnd_test_SOURCES): New macro.
969 (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
970 (exception_x86_64_bnd_test_LDFLAGS): Likewise.
971 (exception_x86_64_bnd_test_LDADD): Likewise.
972 (exception_x86_64_bnd_1.o): New rule.
973 (exception_x86_64_bnd_2.o): Likewise.
974 * testsuite/Makefile.in: Regenerated.
976 2013-11-15 Alan Modra <amodra@gmail.com>
978 * powerpc.cc (Target_powerpc::glink_section): Provide non-const
980 (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
981 Only call ppc64_local_entry_offset for 64-bit. Restrict
982 symval_for_branch lookup to ELFv1.
983 (Stub_table::add_plt_call_entry): Use unsigned int off.
984 (Output_data_glink::Address, invalid_address): New.
985 (Output_data_glink::add_eh_frame): Move out of line. Add
987 (Output_data_glink::add_global_entry, find_global_entry,
988 global_entry_address): New functions.
989 (Output_data_glink::global_entry_stubs_, end_branch_table_,
990 ge_size): New variables.
991 (Output_data_glink::set_final_data_size): Add global entry
993 (Output_data_glink::do_write): Write global entry stubs.
994 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
995 parameter. Return true for ELFv2. Adjust callers.
996 (Target_powerpc::Scan::local, global): Restrict opd lookup to
997 ELFv1. Similarly for ifunc and dynamic relocation processing
998 specific to ELFv1. Recognize that symbols are defined on
999 their plt entries for ELFv2.
1000 (Target_powerpc::symval_for_branch): Assert if called for
1002 (Target_powerpc::Relocate::relocate): Use global entry plt
1003 stub for symbol value if such exists on ELFv2.
1004 (Target_powerpc::Relocate::relocate): Don't call
1005 symval_for_branch when ELFv2. Do adjust for local entry
1007 (Target_powerpc::do_dynsym_value): Set symbols to global entry
1009 (Target_powerpc::do_plt_address_for_global): Similarly.
1011 2013-11-14 Cary Coutant <ccoutant@google.com>
1013 Revert patch -- this did not fix the problem, and there is
1016 2013-11-14 Cary Coutant <ccoutant@google.com>
1019 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
1020 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
1021 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
1022 updating fde_offsets_.
1023 (Eh_frame_hdr::lock_): New data member.
1025 2013-11-14 Cary Coutant <ccoutant@google.com>
1027 * dwp.cc (Dwo_file_entry): New type.
1028 (File_list): Use Dwo_file_entry.
1029 (Dwo_file::verify): New function.
1030 (Dwo_file::verify_dwo_list): New function.
1031 (Dwo_file::sized_verify_dwo_list): New function.
1032 (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
1034 (Dwp_options): New enum type.
1035 (dwp_options): Add --verify-only.
1038 * dwp.h (gold_info): Add declaration.
1040 2013-11-14 Cary Coutant <ccoutant@google.com>
1043 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
1044 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
1045 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
1046 updating fde_offsets_.
1047 (Eh_frame_hdr::lock_): New data member.
1049 2013-11-06 Cary Coutant <ccoutant@google.com>
1052 * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
1053 before reloc sections.
1055 2013-11-04 Alan Modra <amodra@gmail.com>
1057 * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
1058 (Symbol::needs_dynamic_reloc): Test new flag.
1059 * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
1060 (Target_powerpc::Scan::get_reference_flags): Add target param.
1061 Return FUNC_DESC_ABI for 64-bit ELFv1.
1062 (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
1064 (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
1065 (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
1067 2013-10-31 Cary Coutant <ccoutant@google.com>
1069 Restore support for dwp v2 DWARF package file format.
1071 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1072 tu_length parameter. Adjust all callers.
1073 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1074 * dwp.cc: Include dwarf.h.
1075 (Section_bounds): New struct type.
1076 (Unit_set): New struct type.
1077 (Dwo_file::Dwo_file): Initialize new data member.
1078 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1079 Combine and rename to...
1080 (Dwo_file::read_unit_index): ...this.
1081 (Dwo_file::sized_read_compunit_index)
1082 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1083 (Dwo_file::sized_read_unit_index): ...this.
1084 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1085 parameters; add section_id parameter.
1086 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1087 (Dwo_file::add_unit_set): ...this.
1088 (Dwo_file::shndx_map_): Remove.
1089 (Dwo_file::sect_offsets_): New data member.
1090 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1091 (Dwp_output_file::add_section): Rename to...
1092 (Dwp_output_file::add_contribution): ...this.
1093 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1094 (Dwp_output_file::add_tu_set): Likewise.
1095 (Dwp_output_file::Contribution): New type.
1096 (Dwp_output_file::Section::contributions): New data member.
1097 (Dwp_output_file::Cu_or_tu_set): Remove.
1098 (Dwp_output_file::Section::Section): New ctor.
1099 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1100 (Dwp_output_file::Dwp_index::Section_table): New type.
1101 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1102 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1104 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1105 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1106 (Dwp_output_file::Dwp_index::section_table): New member function.
1107 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1108 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1109 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1110 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1111 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1112 (Dwp_output_file::Dwp_index::section_table_): New data member.
1113 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1114 (Dwp_output_file::add_output_section): New member function.
1115 (Dwp_output_file::write_new_section): New member function.
1116 (Dwp_output_file::write_contributions): New member function.
1117 (Dwp_output_file::section_id_map_): New data member.
1118 (class Dwo_id_info_reader): Remove.
1119 (class Unit_reader): New class.
1120 (get_dwarf_section_name): New function.
1121 (Dwo_file::read_executable): Adjust initializations of class data.
1122 (Dwo_file::read): Add support for v2 package file format.
1123 (Dwo_file::read_unit_index): Likewise.
1124 (Dwo_file::sized_read_unit_index): Likewise.
1125 (Dwo_file::copy_section): Likewise.
1126 (Dwo_file::add_unit_set): Likewise.
1127 (Dwp_output_file::add_output_section): Likewise.
1128 (Dwp_output_file::add_contribution): Likewise.
1129 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1131 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1133 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1135 (Dwp_output_file::initialize): Remove unused function.
1136 (Dwp_output_file::finalize): Add support for v2 package file format.
1137 (Dwp_output_file::write_index): Likewise.
1138 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1141 2013-10-31 Cary Coutant <ccoutant@google.com>
1143 * configure.ac: Fix check for -fmerge-constants.
1144 * configure.ac: Regenerate.
1146 2013-10-30 Roland McGrath <mcgrathr@google.com>
1148 * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
1149 Correct 9-byte nop sequence to match what the assembler generates.
1151 2013-10-30 Alan Modra <amodra@gmail.com>
1153 * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
1154 ppc64_local_entry_offset, ppc64_local_entry_offset,
1155 do_read_symbols): New functions.
1156 (Powerpc_relobj::e_flags_, st_other_): New vars.
1157 (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
1158 (Powerpc_dynobj::abiversion, set_abiversion): New functions.
1159 (Powerpc_relobj::e_flags_): New var.
1160 (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
1161 and adjust for ELFv2.
1162 (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
1163 (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
1164 (Powerpc_dynobj::do_find_special_sections): Likewise.
1165 (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
1166 (Target_powerpc::Branch_info::make_stub): Adjust stub destination
1167 to ELFv2 local entry.
1168 (Target_powerpc::do_relax): No thread safe barriers needed for
1170 (Output_data_plt_powerpc::initial_plt_entry_size_,
1171 plt_entry_size): Delete. Replace all uses with
1172 first_plt_entry_offset() and plt_entry_size().
1173 (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
1174 reserved_size parm. Update callers.
1175 (Output_data_plt_powerpc::entry_count): Update.
1176 (Output_data_plt_powerpc::first_plt_entry_offset): Make private
1177 and use Target_powerpc::first_plt_entry_offset().
1178 (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
1179 rename to plt_entry_size.
1180 (Output_data_plt_powerpc::add_ifunc_entry,
1181 add_local_ifunc_entry): Adjust reloc for ELFv2.
1182 (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
1183 (glink_eh_frame_fde_64v2): New.
1184 (Stub_table::plt_call_size): Support ELFv2 sizing.
1185 (Output_data_glink::add_eh_frame): Use the new FDE.
1186 (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
1187 (Stub_table::do_write): Write ELFv2 stubs and glink.
1188 (Target_powerpc::Relocate::relocate): Replaces nop after call
1189 with ld 2,24(1) and adjust local offset destination for ELFv2.
1191 2013-10-30 Alan Modra <amodra@gmail.com>
1193 * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
1194 (Target_powerpc::Scan::global, local): Likewise.
1195 (Target_powerpc::Relocate::relocate): Likewise. Check for overflow
1196 on all ppc64 @h and @ha relocs.
1198 2013-10-14 Alan Modra <amodra@gmail.com>
1200 * output.h (Output_data_got::add_constant): Tidy.
1201 (Output_data_got::add_constant_pair): New function.
1202 * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
1203 methods used so as to first call reserve_ent().
1205 2013-10-11 Roland McGrath <mcgrathr@google.com>
1207 * powerpc.cc (Output_data_got_powerpc): Remove unused methods
1208 add_got_entry and add_got_entry_pair.
1210 * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
1211 (HAVE_PUBNAMES): Likewise.
1212 * configure: Regenerate.
1214 * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
1215 * testsuite/Makefile.in: Regenerate.
1217 * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
1218 Remove const from declaration.
1219 * target.cc (Sized_target::do_adjust_elf_header): Update definition.
1220 * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
1221 * output.h (Output_file_header): Remove const from member target_
1222 and corresponding constructor argument.
1223 * output.cc (Output_file_header::Output_file_header): Update prototype.
1224 (Output_file_header::do_sized_write): Use this->target_ in place
1225 of parameters()->target().
1227 * testsuite/undef_symbol.cc (Foo::get_a): New method.
1229 * configure.ac (MERGE_CONSTANTS_FLAG): New check.
1230 * configure: Regenerate.
1231 * Makefile.in: Regenerate.
1232 * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
1233 * testsuite/merge_string_literals_2.c: Likewise.
1234 * testsuite/Makefile.am
1235 (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
1236 (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
1237 literal -fmerge-constants.
1238 * testsuite/Makefile.in: Regenerate.
1240 * i386.cc (Target_i386): Remove unused member dynbss_.
1241 * arm.cc (Target_arm): Likewise.
1242 * powerpc.cc (Target_powerpc): Likewise.
1243 * sparc.cc (Target_sparc): Likewise.
1244 * tilegx.cc (Target_tilegx): Likewise.
1245 * x86_64.cc (Target_x86_64): Likewise.
1246 * dwarf_reader.h (Dwarf_info_reader): Remove unused members
1247 type_signature_, type_offset_.
1248 * plugin.h (Plugin_hook): Remove unused member layout_.
1249 * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
1251 (Read_member): Remove unused members input_objects_, symtab_,
1253 (Check_library): Remove unused member symtab_.
1254 * archive.h (Lib_group): Remove unused member lib_.
1255 * archive.cc (Lib_group::Lib_group): Update initializer.
1256 * incremental.h (Incremental_binary): Remove unused member target_.
1257 (Incremental_script_entry): Removed unused member script_.
1258 * layout.h (Write_symbols_task): Remove unused member input_objects_.
1259 * icf.h (Icf): Remove unused member num_tracked_relocs.
1261 * gold-threads.h (Once): Conditionalize member was_run_lock_ on
1262 [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
1264 * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
1266 * archive.h: Use struct rather than class for forward declaration
1267 of Read_symbols_data.
1269 2013-10-07 Cary Coutant <ccoutant@google.com>
1272 * testsuite/Makefile.am (icf_test): Fix dependencies.
1273 (icf_safe_test): Likewise.
1274 (icf_safe_so_test): Likewise.
1275 (large_symbol_alignment): Add empty _LDADD rule.
1276 * testsuite/Makefile.in: Regenerate.
1278 2013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
1281 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
1282 relocation for R_X86_64_32 on x32.
1284 2013-08-27 Roland McGrath <mcgrathr@google.com>
1286 * output.cc (Output_segment::set_section_addresses): Take new
1287 Target* argument. If target->isolate_execinstr() and the segment
1288 is executable and starts at a target->abi_pagesize() boundary,
1289 pad its end out to a target->abi_pagesize() boundary with code fill.
1290 * output.h (Output_segment::set_section_addresses): Update decl.
1291 * layout.h (Layout::check_output_data_for_reset_values): Take new
1292 argument RELAX_OUTPUTS.
1293 (Layout): New member relax_output_list_.
1294 (Layout::add_relax_output): New method.
1295 * layout.cc (Layout::Layout): Update constructor.
1296 (Layout::reset_relax_output): New method.
1297 (Layout::clean_up_after_relaxation): Call it.
1298 (Layout::prepare_for_relaxation): Update caller.
1299 (Layout::set_segment_offsets): Update callers of set_section_addresses.
1300 Call reset_relax_output before re-processing segments for
1301 isolate_execinstr case.
1302 (Layout::write_data): Handle relax_output_list_.
1303 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
1304 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
1306 2013-08-23 Yuri Chornoivan <yurchor@ukr.net>
1309 * object.h: Fix typos.
1311 2013-08-16 Roland McGrath <mcgrathr@google.com>
1313 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
1314 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
1316 2013-08-07 Cary Coutant <ccoutant@google.com>
1318 Revert support for v2 DWP files:
1320 2013-03-01 Cary Coutant <ccoutant@google.com>
1322 Add dwp support for v2 DWARF package file format.
1323 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1324 tu_length parameter. Adjust all callers.
1325 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1326 * dwp.cc: Include dwarf.h.
1327 (Section_bounds): New struct type.
1328 (Unit_set): New struct type.
1329 (Dwo_file::Dwo_file): Initialize new data member.
1330 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1331 Combine and rename to...
1332 (Dwo_file::read_unit_index): ...this.
1333 (Dwo_file::sized_read_compunit_index)
1334 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1335 (Dwo_file::sized_read_unit_index): ...this.
1336 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1337 parameters; add section_id parameter.
1338 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1339 (Dwo_file::add_unit_set): ...this.
1340 (Dwo_file::shndx_map_): Remove.
1341 (Dwo_file::sect_offsets_): New data member.
1342 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1343 (Dwp_output_file::add_section): Rename to...
1344 (Dwp_output_file::add_contribution): ...this.
1345 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1346 (Dwp_output_file::add_tu_set): Likewise.
1347 (Dwp_output_file::Contribution): New type.
1348 (Dwp_output_file::Section::contributions): New data member.
1349 (Dwp_output_file::Cu_or_tu_set): Remove.
1350 (Dwp_output_file::Section::Section): New ctor.
1351 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1352 (Dwp_output_file::Dwp_index::Section_table): New type.
1353 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1354 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1356 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1357 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1358 (Dwp_output_file::Dwp_index::section_table): New member function.
1359 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1360 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1361 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1362 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1363 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1364 (Dwp_output_file::Dwp_index::section_table_): New data member.
1365 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1366 (Dwp_output_file::add_output_section): New member function.
1367 (Dwp_output_file::write_new_section): New member function.
1368 (Dwp_output_file::write_contributions): New member function.
1369 (Dwp_output_file::section_id_map_): New data member.
1370 (class Dwo_id_info_reader): Remove.
1371 (class Unit_reader): New class.
1372 (get_dwarf_section_name): New function.
1373 (Dwo_file::read_executable): Adjust initializations of class data.
1374 (Dwo_file::read): Add support for v2 package file format.
1375 (Dwo_file::read_unit_index): Likewise.
1376 (Dwo_file::sized_read_unit_index): Likewise.
1377 (Dwo_file::copy_section): Likewise.
1378 (Dwo_file::add_unit_set): Likewise.
1379 (Dwp_output_file::add_output_section): Likewise.
1380 (Dwp_output_file::add_contribution): Likewise.
1381 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1383 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1385 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1387 (Dwp_output_file::initialize): Remove unused function.
1388 (Dwp_output_file::finalize): Add support for v2 package file format.
1389 (Dwp_output_file::write_index): Likewise.
1390 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1393 2013-07-31 Cary Coutant <ccoutant@google.com>
1395 * object.cc (Sized_relobj::do_output_section_address): New function.
1396 (Sized_relobj): Instantiate explicitly.
1397 * object.h (Object::output_section_address): New function.
1398 (Object::do_output_section_address): New function.
1399 (Sized_relobj::do_output_section_address): New function.
1400 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
1402 2013-07-30 Cary Coutant <ccoutant@google.com>
1403 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1405 * parameters.cc (Parameters::entry): Return target-specific entry
1407 * target.h (Target::entry_symbol_name): New function.
1408 (Target_info::entry_symbol_name): New data member.
1410 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
1411 * i386.cc (Target_i386::i386_info): Likewise.
1412 (Target_i386_nacl::i386_nacl_info): Likewise.
1413 * sparc.cc (Target_sparc::sparc_info): Likewise.
1414 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
1415 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
1416 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
1417 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
1419 2013-07-22 Sterling Augustine <saugustine@google.com>
1421 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
1422 Convert parameter shndx to local variable. Add parameters symtab
1423 and symtab_size. Scan over section names. Find relocation
1424 section corresponding to current section. Create and initialize
1425 reloc_mapper_ and reloc_type_.
1426 (Dwarf_pubnames_table::read_header): Add assertion. Change
1427 unit_length to off_t. Initialize member unit_length_. Fill in field
1429 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
1430 Initialize new fields unit_length_ and cu_offset_.
1431 (Dwarf_pubnames_table::read_section): Update prototype.
1432 (Dwarf_pubnames_table::cu_offset): New member function.
1433 (Dwarf_pubnames_table::subsection_size): Likewise.
1434 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
1436 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
1437 member functions public.
1438 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
1439 Update comment. Rework logic. Move repeated parts to...
1440 (Gdb_index_info_reader::read_pubtable): ...here. New function.
1441 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
1442 pubtypes_table_, and stmt_list_offset.
1443 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
1444 Gdb_index::find_pubtype_offset,
1445 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
1446 (Gdb_index::pubnames_read): Update prototype and rework logic.
1447 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
1449 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
1450 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
1451 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
1452 Gdb_index::map_pubtable_to_dies):
1454 (Gdb_index::pubnames_read): Update declaration.
1455 (Gdb_index::Pubname_offset_map): New type.
1456 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
1457 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
1458 Gdb_index::stmt_list_offset): Declare.
1459 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
1460 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
1461 Gdb_index::pubtypes_offset_): Remove.
1463 2013-07-19 Roland McGrath <mcgrathr@google.com>
1465 * options.h (General_options): Add -Trodata-segment option.
1466 * parameters.cc (Parameters::check_rodata_segment): New function.
1467 (Parameters::set_target_once): Call it.
1468 * parameters.h (Parameters): Declare it (private member function).
1469 * layout.cc (load_seg_unusable_for_headers): New function, broken
1470 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
1471 then validate rodata segment rather than text segment.
1472 (relaxation_loop_body): Call that.
1473 (is_text_segment): New function. Don't admit a non-executable
1474 segment if TARGET->isolate_execinstr().
1475 (set_segment_offsets): Call it. Honor -Trodata-segment option.
1477 2013-07-15 Shawn Landden <shawnlandden@gmail.com>
1480 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
1481 * nacl.h (Sniff_file::View::View): Request aligned view.
1483 2013-07-11 Cary Coutant <ccoutant@google.com>
1485 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
1486 correct BRLT entry size.
1488 2013-07-03 Alan Modra <amodra@gmail.com>
1490 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
1493 2013-07-01 Cary Coutant <ccoutant@google.com>
1495 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
1497 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
1498 (Dwarf_ranges_table::lookup_reloc): New function.
1499 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
1501 (Dwarf_ranges_table::lookup_reloc): New function.
1502 (Dwarf_ranges_table::reloc_type_): New data member.
1504 2013-06-27 Jing Yu <jingyu@google.com>
1507 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
1509 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
1510 (Target_powerpc::do_relax): Call the above.
1512 2013-06-27 Cary Coutant <ccoutant@google.com>
1514 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
1515 on garbage collected .opd section.
1517 2013-06-27 Alan Modra <amodra@gmail.com>
1519 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
1521 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
1522 (Target_powerpc::do_function_location): Likewise for loc->shndx.
1524 2013-06-14 Cary Coutant <ccoutant@google.com>
1526 * resolve.cc (Symbol::override_base): Don't override st_type
1527 from plugin placeholder symbols.
1528 (Symbol_table::resolve): Likewise.
1529 (Symbol_table::should_override): Don't complain about TLS mismatch
1530 if the TO symbol is a plugin placeholder.
1531 * testsuite/Makefile.am (plugin_test_tls): New test.
1532 * testsuite/Makefile.in: Regenerate.
1533 * testsuite/plugin_test_tls.sh: New test script.
1534 * testsuite/two_file_test_2_tls.cc: New test source.
1535 * testsuite/two_file_test_tls.cc: New test source.
1537 2013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
1539 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
1540 the maximum segment alignment is larger than the page size.
1541 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
1542 correctly aligns the symbols with large alignemnt.
1543 * testsuite/Makefile.in: Regenerate.
1544 * testsuite/large_symbol_alignment.cc: New file.
1546 2013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
1547 Sriraman Tallam <tmsriram@google.com>
1549 * options.h (sort_section): New option.
1550 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
1551 Rename from Input_section_sort_section_name_special_ordering_compare.
1552 (Input_section_sort_section_name_compare): New struct.
1553 * output.cc (Output_section::Input_section_sort_section_name_compare::
1554 operator()): New function.
1555 (Output_section::sort_attached_input_sections): Use new sort function
1556 for .text if --sort-section=name is specified.
1557 * layout.cc (Layout::make_output_section):
1558 Add sorting by name when --sort-section=name is specified.
1559 * testsuite/Makefile.am (text_section_grouping): Test option
1560 --sort-section=name.
1561 * testsuite/Makefile.in: Regenerate.
1562 * testsuite/section_sorting_name.cc: New file.
1563 * testsuite/section_sorting_name.sh: New file.
1565 2013-05-21 Cary Coutant <ccoutant@google.com>
1567 * symtab.h (Symbol::is_cxx_vtable): New function.
1568 * target-reloc.h (relocate_section): Check for vtable symbol.
1569 * testsuite/Makefile.am (missing_key_func.sh): New test case.
1570 * testsuite/Makefile.in: Regenerate.
1571 * testsuite/missing_key_func.cc: New test source.
1572 * testsuite/missing_key_func.sh: New test script.
1574 2013-05-21 Cary Coutant <ccoutant@google.com>
1576 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
1577 type of enclosing symbol.
1578 (Relocate_info::location): Check symbol type when describing symbol.
1579 * object.h (Symbol_location_info): Remove unused line_number;
1580 add enclosing_symbol_type.
1581 * testsuite/debug_msg.sh: Adjust expected output.
1583 2013-05-13 Cary Coutant <ccoutant@google.com>
1585 * configure.ac: Export DEFAULT_TARGET.
1586 * configure: Regenerate.
1587 * Makefile.in: Regenerate.
1588 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
1589 * testsuite/Makefile.in: Regenerate.
1590 * testsuite/debug_msg.sh: Delete duplicate tests.
1591 Don't check undef_int error message match for powerpc where the
1592 source file and line number aren't available.
1594 2013-05-10 Roland McGrath <mcgrathr@google.com>
1596 * options.h (General_options): Add --rosegment-gap option.
1597 * options.cc (finalize): --rosegment-gap implies --rosegment.
1598 * layout.cc (set_segment_offsets): Let user option override
1599 target->rosegment_gap().
1601 2013-05-10 Roland McGrath <mcgrathr@google.com>
1603 * options.h (General_options): Remove leading space from help
1604 messages for -nostdlib and --rosegment.
1606 2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
1609 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
1611 2013-05-03 Alan Modra <amodra@gmail.com>
1613 * merge.cc (Output_merge_string::do_add_input_section): Correct
1614 scan for number of strings. Rename vars to avoid shadowing.
1615 Include missing terminator in input_size_.
1617 2013-05-01 H.J. Lu <hongjiu.lu@intel.com>
1619 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
1620 Restore empty string handling.
1622 2013-05-01 Cary Coutant <ccoutant@google.com>
1624 * stringpool.cc (Stringpool_template::new_key_offset): Fix
1625 uninitialized warning.
1627 2013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
1629 * output.cc (Output_section::add_merge_input_section): Allow
1630 to merge sections if the alignment is more than character size.
1631 * merge.h (Output_merge_string::Output_merge_string): Remove
1633 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
1634 only not-null strings. Check the alignment of strings.
1636 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
1637 alignment as the argument.
1638 (Stringpool_template<Stringpool_char>::addralign_): New class member.
1639 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
1640 Align non-zero length strings according to the addralign_.
1641 (Stringpool_template<Stringpool_char>::set_string_offsets):
1642 Updating offsets according to the given alignment.
1643 * testsuite/Makefile.am (text_section_grouping): Test if string
1644 literals are getting merged.
1645 * testsuite/Makefile.in: Regenerate.
1646 * testsuite/merge_string_literals_1.c: New file.
1647 * testsuite/merge_string_literals_2.c: Ditto.
1648 * testsuite/merge_string_literals.sh: Ditto.
1650 2013-04-26 Ian Lance Taylor <iant@google.com>
1652 * target-reloc.h (relocate_section): If the reloc offset is out of
1653 range, pass VIEW as NULL to relocate.relocate.
1654 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
1655 * i386.cc (Target_i386::Relocate::relocate): Likewise.
1656 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1657 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1658 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
1659 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1661 2013-04-26 Geoff Pike <gpike@chromium.org>
1663 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
1664 * layout.cc (Hash_task): New class.
1665 (Layout::queue_build_id_tasks): New function.
1666 (Layout::write_build_id): Handle single-thread portion of build ID
1667 computation. (In some cases, all of it is single-threaded.) Replace
1668 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
1669 functionality in fewer lines of code.
1670 * layout.h (Layout::queue_build_id_tasks): New function declaration.
1671 * options.h (General_options): make "--build-id" default to tree
1672 rather than sha1. Add two new options related to --build-id=tree:
1673 --build-id-chunk-size-for-treehash and
1674 --build-id-min-file-size-for-treehash.
1675 * Makefile.am: add testing of --build-id=tree and related new options
1676 (these tests will be invoked by "make check").
1677 * Makefile.in: Regenerate.
1679 2013-04-25 Alan Modra <amodra@gmail.com>
1681 * configure.tgt: Add powerpcle and powerpc64le.
1683 2013-04-22 Alan Modra <amodra@gmail.com>
1686 * layout.cc (Layout::segment_precedes): Allow more than one
1687 segment with the same type and flags.
1689 2013-04-15 Cary Coutant <ccoutant@google.com>
1691 * layout.cc (Layout::set_relocatable_section_offsets): Don't
1692 allocate space in file for BSS sections.
1694 2013-04-15 Cary Coutant <ccoutant@google.com>
1696 * script-sections.cc (Orphan_output_section): Reset address
1697 to zero after each orphaned section for relocatable links.
1699 2013-04-15 Cary Coutant <ccoutant@google.com>
1701 * symtab.cc (Symbol_table::sized_write_globals): Subtract
1702 section starting address for relocatable link.
1703 * testsuite/Makefile.am (script_test_11): New test.
1704 * testsuite/Makefile.in: Regenerate.
1705 * testsuite/script_test_11.c: New source file.
1706 * testsuite/script_test_11.t: New linker script.
1708 2013-04-13 Alan Modra <amodra@gmail.com>
1710 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
1711 owner when sections are not adjacent and exceed group size.
1712 (Target_powerpc::group_sections): Handle corner case.
1713 (Target_powerpc::Branch_info::make_stub): Handle case where
1714 stub table doesn't exist due to branches in non-exec sections.
1715 (Target_powerpc::Relocate::relocate): Likewise.
1717 2013-04-11 Alan Modra <amodra@gmail.com>
1720 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
1721 .branch_lt to match bfd ld. Adjust comments throughout file.
1723 2013-04-04 Ian Lance Taylor <iant@google.com>
1726 * object.cc (do_layout_deferred_sections): Handle .eh_frame
1727 sections before checking whether they are included in the link.
1729 2013-03-29 Sriraman Tallam <tmsriram@google.com>
1731 * archive.cc (Archive::get_elf_object_for_member): Create the elf
1732 object before calling the plugin claim_file handler. Pass the elf
1733 object of the archive to the plugin. Delete the elf object if the
1734 plugin claims the file.
1736 2013-03-21 Alan Modra <amodra@gmail.com>
1738 * layout.cc (Layout::set_segment_offsets): Accept writable .text
1739 segment when omagic.
1741 2013-03-21 Alan Modra <amodra@gmail.com>
1743 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
1745 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
1746 uninitialized" warning.
1748 2013-03-20 Alan Modra <amodra@gmail.com>
1750 * symtab.h (Symbol::clear_version): New function.
1751 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
1752 is_needed by weak references. Clear version for symbols defined
1753 in as-needed objects that are not needed.
1755 2013-03-15 Alan Modra <amodra@gmail.com>
1757 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
1758 static and public. Add report_err param. Return false for data refs.
1759 (Target_powerpc::rela_dyn_section): New overloaded function.
1760 (Target_powerpc::plt_, iplt_): Elucidate.
1761 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
1762 (Output_data_plt_powerpc::do_write): Don't write .iplt.
1763 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
1764 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
1765 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
1766 push_branch and make_plt_entry for ifunc syms when
1767 reloc_needs_plt_for_ifunc.
1768 (Target_powerpc::Relocate::relocate): Don't use plt entry value
1769 for ifunc unless reloc_needs_plt_for_ifunc.
1771 2013-03-15 Alan Modra <amodra@gmail.com>
1773 * gc.h (gc_process_relocs): Don't look through function descriptors.
1774 * icf.cc (get_section_contents): Do so here instead.
1776 2013-03-13 Alan Modra <amodra@gmail.com>
1778 * powerpc.cc (is_branch_reloc): Forward declare.
1779 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
1780 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
1781 false for 64-bit, true for 32-bit non-branch relocs.
1782 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
1783 * testsuite/Makefile.am (icf_test): Use linker map file instead of
1785 (icf_safe_test): Generate linker map file as well as nm output.
1786 (icf_safe_so_test): Likewise.
1787 * testsuite/Makefile.in: Regenerate.
1788 * testsuite/icf_test.sh: Parse linker map file to determine
1790 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
1791 * testsuite/icf_safe_so_test.sh: Likewise.
1792 (X86_32_or_ARM_specific_safe_fold): Merge into..
1793 (arch_specific_safe_fold): ..this.
1794 (X86_64_specific_safe_fold): Delete unused function.
1796 2013-03-12 Alan Modra <amodra@gmail.com>
1798 * gc.h (gc_process_relocs): Look through function descriptors
1799 to determine shndx, symvalue and addend used by ICF. Tidy
1800 variable duplication.
1802 2013-03-11 Alan Modra <amodra@gmail.com>
1804 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
1805 * layout.cc (Layout_task_runner::run): ..to here.
1806 * symtab.h (struct Symbol_location): Extract from..
1807 (class Symbol_table): ..here.
1808 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
1809 * target.h (class Target): Add function_location and
1810 do_function_location functions.
1811 (class Sized_target): Add do_function_location.
1812 * object.h (class Sized_relobj_file): Move find_shdr..
1813 (class Object): ..to here.
1814 * object.cc: Likewise. Update to suit. Instantiate.
1815 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
1816 * powerpc.cc (class Powerpc_dynobj): New.
1817 (Target_powerpc::do_function_location): New function.
1818 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
1819 (Powerpc_dynobj::do_read_symbols): New function.
1820 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
1822 2013-03-08 Ian Lance Taylor <iant@google.com>
1824 * options.cc (General_options::string_to_object_format): Accept
1827 2013-03-08 Alan Modra <amodra@gmail.com>
1829 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
1830 pointer to Post_fde.
1831 (struct Post_fde): Move definition to here..
1832 * ehframe.cc (struct Post_fde): ..from here.
1833 (Cie::write): Don't alloc Post_fde.
1834 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
1836 2013-03-07 Alan Modra <amodra@gmail.com>
1838 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
1839 relocation referencing .LC0.
1840 * testsuite/discard_locals_test.sh: Remove FIXMEs.
1842 2013-03-07 Alan Modra <amodra@gmail.com>
1844 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
1845 always_inline. Add assembly for powerpc to avoid GOT.
1847 2013-03-07 Alan Modra <amodra@gmail.com>
1849 * testsuite/script_test_10.sh: Don't test .bss section
1852 2013-03-06 Alan Modra <amodra@gmail.com>
1854 * powerpc.cc (class Powerpc_relobj): Move some member functions.
1855 (Target_powerpc::symval_for_branch): Add symtab param. Update
1856 all callers. Handle folded sections.
1857 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
1859 (Global_symbol_visitor_opd::operator()): Likewise.
1861 2013-03-04 Alan Modra <amodra@gmail.com>
1863 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
1864 * testsuite/Makefile.in: Regenerate.
1866 2013-03-01 Cary Coutant <ccoutant@google.com>
1868 Add dwp support for v2 DWARF package file format.
1869 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1870 tu_length parameter. Adjust all callers.
1871 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1872 * dwp.cc: Include dwarf.h.
1873 (Section_bounds): New struct type.
1874 (Unit_set): New struct type.
1875 (Dwo_file::Dwo_file): Initialize new data member.
1876 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1877 Combine and rename to...
1878 (Dwo_file::read_unit_index): ...this.
1879 (Dwo_file::sized_read_compunit_index)
1880 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1881 (Dwo_file::sized_read_unit_index): ...this.
1882 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1883 parameters; add section_id parameter.
1884 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1885 (Dwo_file::add_unit_set): ...this.
1886 (Dwo_file::shndx_map_): Remove.
1887 (Dwo_file::sect_offsets_): New data member.
1888 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1889 (Dwp_output_file::add_section): Rename to...
1890 (Dwp_output_file::add_contribution): ...this.
1891 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1892 (Dwp_output_file::add_tu_set): Likewise.
1893 (Dwp_output_file::Contribution): New type.
1894 (Dwp_output_file::Section::contributions): New data member.
1895 (Dwp_output_file::Cu_or_tu_set): Remove.
1896 (Dwp_output_file::Section::Section): New ctor.
1897 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1898 (Dwp_output_file::Dwp_index::Section_table): New type.
1899 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1900 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1902 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1903 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1904 (Dwp_output_file::Dwp_index::section_table): New member function.
1905 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1906 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1907 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1908 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1909 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1910 (Dwp_output_file::Dwp_index::section_table_): New data member.
1911 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1912 (Dwp_output_file::add_output_section): New member function.
1913 (Dwp_output_file::write_new_section): New member function.
1914 (Dwp_output_file::write_contributions): New member function.
1915 (Dwp_output_file::section_id_map_): New data member.
1916 (class Dwo_id_info_reader): Remove.
1917 (class Unit_reader): New class.
1918 (get_dwarf_section_name): New function.
1919 (Dwo_file::read_executable): Adjust initializations of class data.
1920 (Dwo_file::read): Add support for v2 package file format.
1921 (Dwo_file::read_unit_index): Likewise.
1922 (Dwo_file::sized_read_unit_index): Likewise.
1923 (Dwo_file::copy_section): Likewise.
1924 (Dwo_file::add_unit_set): Likewise.
1925 (Dwp_output_file::add_output_section): Likewise.
1926 (Dwp_output_file::add_contribution): Likewise.
1927 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1929 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1931 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1933 (Dwp_output_file::initialize): Remove unused function.
1934 (Dwp_output_file::finalize): Add support for v2 package file format.
1935 (Dwp_output_file::write_index): Likewise.
1936 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1939 2013-03-01 Cary Coutant <ccoutant@google.com>
1941 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
1942 function into class definition in header file.
1943 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
1944 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
1946 (Dwarf_info_reader::check_buffer): Move here from .cc file.
1948 2013-02-28 Alan Modra <amodra@gmail.com>
1950 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
1951 * target.cc (Target::do_plt_fde_location): New function.
1952 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
1953 accessor function, and constructor param.
1954 (struct Post_fde, Post_fdes): Declare.
1955 (Cie::write): Add post_fdes param.
1956 * ehframe.cc (Fde::write): Use plt_fde_location.
1957 (struct Post_fde): Define.
1958 (Cie::write): Stash FDEs added post merge mapping.
1959 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
1960 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
1961 (Eh_frame::do_sized_write): Arrange to write post map FDES after
1963 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
1964 (Target_powerpc::has_glink): New function.
1965 (Target_powerpc::do_relax): Add eh_frame info for stubs.
1966 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
1967 glink_eh_frame_fde_32, default_fde): New data.
1968 (Stub_table::eh_frame_added_): New var.
1969 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
1971 (Stub_table::add_eh_frame): New function.
1972 (Output_data_glink::add_eh_frame): New function.
1973 (Target_powerpc::make_glink_section): Call add_eh_frame.
1975 2013-02-15 Ian Lance Taylor <iant@google.com>
1977 * options.h (DEFINE_uint64_alias): Define.
1978 (class General_options): Add -Ttext-segment as an alias for
1981 2013-02-15 Alan Modra <amodra@gmail.com>
1983 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
1984 (Stub_table::do_write): ..here, two places.
1985 (Stub_table::plt_call_size): Use it here too.
1987 2013-02-11 Ian Lance Taylor <iant@google.com>
1989 * descriptors.cc (Descriptors::close_all): New function.
1990 * descriptors.h (class Descriptors): Declare close_all.
1991 (close_all_descriptors): New inline function.
1992 * plugin.cc: Include "descriptors.h".
1993 (Plugin_manager::cleanup): Call close_all_descriptors.
1995 2013-02-06 Alan Modra <amodra@gmail.com>
1997 * README: Update coding style link.
1999 2013-01-28 Cary Coutant <ccoutant@google.com>
2001 * dwp.cc (File_list): New typedef.
2002 (Dwo_name_info_reader): New class.
2003 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
2004 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
2005 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
2006 (Dwo_file::read_executable): New function.
2007 (Dwo_file::read): Move common setup code to ...
2008 (Dwo_file::make_object): ... here.
2009 (dwp_options): Add --exec/-e.
2013 2013-01-24 Sriraman Tallam <tmsriram@google.com>
2015 * layout.cc (Layout::layout): Check for option text_reorder.
2016 (Layout::make_output_section): Ditto.
2017 * options.h (text_reorder): New option.
2018 * output.cc (Input_section_sort_compare): Remove special ordering
2021 Input_section_sort_section_name_special_ordering_compare::
2022 operator()): New function.
2023 (Output_section::sort_attached_input_sections): Use new sort function
2025 * output.h (Input_section_sort_section_name_special_ordering_compare):
2027 * testsuite/Makefile.am (text_section_grouping): Test option
2029 * testsuite/Makefile.in: Regenerate.
2030 * testsuite/text_section_grouping.sh: Check order of functions without
2031 default text reordering.
2033 2013-01-18 Mike Frysinger <vapier@gentoo.org>
2035 * options.h (General_options): Change default to true for new_dtags.
2037 2013-01-18 Mike Frysinger <vapier@gentoo.org>
2039 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
2040 when enable_new_dtags is false. Only add DT_RUNPATH when
2041 enable_new_dtags is true.
2043 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
2045 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
2046 used in declaration and definition consistent.
2047 (Target_powerpc::symval_for_branch): Ditto.
2049 2013-01-16 Sriraman Tallam <tmsriram@google.com>
2051 * testsuite/plugin_final_layout.cc: Fix comment.
2053 2013-01-16 Sriraman Tallam <tmsriram@google.com>
2055 * layout.cc (Layout::layout): Do not do default sorting for
2056 text sections when section ordering is specified.
2057 (make_output_section): Ditto.
2058 * testsuite/plugin_final_layout.cc: Name the function sections
2059 to catch reordering issues.
2061 2013-01-15 Alan Modra <amodra@gmail.com>
2063 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
2066 2013-01-15 Alan Modra <amodra@gmail.com>
2068 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
2069 * testsuite/Makefile.in: Regenerate.
2071 2013-01-14 Alan Modra <amodra@gmail.com>
2073 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
2074 * testsuite/Makefile.in: Regenerate.
2076 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
2079 Fix mingw gold build with plugins enabled
2080 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
2081 * configure.ac: Export DLOPEN_LIBS and add headers check.
2082 * plugin.cc: Handle non-dlfcn case.
2083 * Makefile.in: Regenerate.
2084 * config.in: Regenerate.
2085 * configure: Regenerate.
2086 * testsuite/Makefile.in: Regenerate.
2088 2013-01-09 Sriraman Tallam <tmsriram@google.com>
2090 * output.h (sort_attached_input_sections): Change to be public.
2091 * script-sections.cc
2092 (Output_section_definition::set_section_addresses): Sort
2093 attached input sections according to section order before linker
2094 script assigns section addresses.
2095 (Orphan_output_section::set_section_addresses): Sort
2096 attached input sections according to section order before linker
2097 script assigns section addresses.
2098 * Makefile.am (final_layout.sh): Use a simple linker script to
2099 check if section ordering still works.
2100 * Makefile.in: Regenerate.
2102 2013-01-09 Ben Cheng <bccheng@google.com>
2104 * arm.cc (Target_arm::attributes_accept_div): New function.
2105 (Target_arm::attributes_forbid_div): New function.
2106 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
2107 attribute using the same new functions as what bfd/elf32_arm.c
2110 2013-01-07 Cary Coutant <ccoutant@google.com>
2113 * output.cc (Output_section::add_input_section): For incremental
2114 updates, don't track input sections that are allocated from patch
2117 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
2118 Ian Lance Taylor <iant@google.com>
2121 * configure.ac (--enable-ld): Removed.
2122 (install_as_default): Set to yes only for --enable-gold=default
2124 * configure: Regenerated.
2126 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
2128 * options.h (General_options): Add -fuse-ld= for GCC linker
2129 option compatibility.
2131 2013-01-04 Cary Coutant <ccoutant@google.com>
2133 * configure.ac: Fix typo restoring CXXFLAGS.
2134 * configure: Regenerate.
2136 2013-01-04 Cary Coutant <ccoutant@google.com>
2138 * testsuite/Makefile.am (CXXLINK_S): New macro.
2139 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
2140 * testsuite/Makefile.in: Regenerate.
2142 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
2144 * version.cc (print_version): Update copyright year to 2013.
2146 2012-12-20 Ian Lance Taylor <iant@google.com>
2148 * layout.cc (Layout::special_ordering_of_input_section): New
2150 (Layout::layout): If input section requires special ordering, must
2151 sort input sections.
2152 (Layout::make_output_section): May sort .text input sections.
2153 (Layout::is_section_name_prefix_grouped): Remove.
2154 * layout.h (class Layout): Declare
2155 special_ordering_of_input_section. Don't declare
2156 is_section_name_prefix_grouped.
2157 * output.cc (Output_section::add_input_section): Revert last
2159 (Output_section::Input_section_sort::match_file_name): Don't crash
2160 if called on output section data.
2161 (Output_section::Input_section_sort_compare): Sort based on
2163 (Output_section::Input_section_sort_section_order_index_compare):
2165 (Output_section::sort_attached_input_sections): Likewise.
2167 2012-12-18 Sriraman Tallam <tmsriram@google.com>
2169 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
2170 * layout.h (Layout::is_section_name_prefix_grouped): New function.
2171 * output.cc (Output_section::add_input_section): Check if section
2172 name contains special prefix. Keep input sections to sort such
2174 (Output_section::Input_section_sort_section_order_index_compare
2175 ::operator()): Group sections according to prefixes.
2176 (Output_section::sort_attached_input_sections): Add condition to
2177 Input_section_entry constructor call.
2178 * testsuite/Makefile.am (text_section_grouping): New test.
2179 * testsuite/Makefile.in: Regenerate.
2180 * testsuite/text_section_grouping.cc: New file.
2181 * testsuite/text_section_grouping.sh: New file.
2183 2012-12-17 Nick Clifton <nickc@redhat.com>
2185 * Makefile.am: Add copyright notice.
2188 * configure.ac: Likewise.
2189 * ftruncate.c: Likewise.
2190 * Makefile.in: Regenerate.
2192 2012-12-14 Cary Coutant <ccoutant@google.com>
2194 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
2195 --no-as-needed flag.
2196 (exception_separate_shared_12_test): Likewise.
2197 (incremental_copy_test): Likewise.
2198 * testsuite/Makefile.in: Regenerate.
2200 2012-12-14 Cary Coutant <ccoutant@google.com>
2202 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
2203 (Dwp_output_file::Dwp_index::enter_set): Add assert.
2205 2012-12-12 Alan Modra <amodra@gmail.com>
2207 * powerpc.cc (class Track_tls): New.
2208 (class Relocate, class Scan): Inherit Track_tls.
2209 (Target_powerpc::Scan::local, global): Track tls optimization
2210 and avoid creating plt entry for __tls_get_addr if all uses
2212 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
2214 2012-12-12 Alan Modra <amodra@gmail.com>
2216 * options.h (General_options): Add --toc-sort/--no-toc-sort.
2217 Replace no_toc_optimize with toc_optimize.
2218 * output.h (Output_section::input_sections): Provide non-const variant.
2219 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
2220 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
2222 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
2223 (class Sort_toc_sections): New.
2224 (Target_powerpc::do_finalize_sections): Sort toc sections.
2225 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
2227 2012-12-10 Roland McGrath <mcgrathr@google.com>
2229 * testsuite/binary_unittest.cc (read_all): New function.
2230 (Sized_binary_test): Use it instead of ::read.
2231 * fileread.cc (do_read): Don't assume pread always reads the whole
2232 amount in a single call.
2234 2012-12-10 Alan Modra <amodra@gmail.com>
2236 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
2237 Set EM_PPC64 or EM_PPC here.
2238 (Target_selector_powerpc::do_recognize): Delete.
2240 2012-12-10 Alan Modra <amodra@gmail.com>
2242 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
2244 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
2246 2012-12-07 Roland McGrath <mcgrathr@google.com>
2248 * testsuite/binary_unittest.cc (Sized_binary_test):
2249 Use open_descriptor rather than ::open.
2251 2012-12-07 Alan Modra <amodra@gmail.com>
2253 * powerpc.cc (Stub_table::do_write): Delete redundant Address
2254 typedef and invalid_address constant.
2255 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
2256 instantiate constants.
2258 2012-12-06 Roland McGrath <mcgrathr@google.com>
2260 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
2261 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
2262 * aclocal.m4: Regenerate.
2263 * configure: Regenerate.
2264 * Makefile.in: Regenerate.
2265 * testsuite/Makefile.in: Regenerate.
2267 2012-12-07 Alan Modra <amodra@gmail.com>
2269 * options.h (General_options): Add no_toc_optimize.
2270 * powerpc.cc (ok_lo_toc_insn): New function.
2271 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
2273 2012-12-06 Alan Modra <amodra@gmail.com>
2275 * options.h (General_options): Add plt_align, plt_static_chain,
2276 plt_thread_safe. Update stub_group_size help text.
2277 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
2278 for new plt_thread_safe_ var.
2279 (use_plt_offset): Correct comments.
2280 (Target_powerpc::do_relax): Look for thread creation symbols to
2281 determine default plt_thread_safe value. Clear plt call stubs
2282 as well as branch stubs each iteration.
2283 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
2285 (l, hi, ha, write_insn): Move earlier.
2286 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
2287 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
2289 (Stub_table::update_size): Adjust.
2290 (Stub_table::prev_size, set_prev_size): Delete.
2291 (Stub_table::stub_align): Let --plt-align affect result.
2292 (Stub_table::plt_call_size): Calculate sizes for various stubs.
2293 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
2294 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
2295 (Stub_table::do_write): Support more stub variants.
2297 2012-12-04 Alan Modra <amodra@gmail.com>
2299 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
2300 (Target_powerpc::do_define_standard_symbols): New function.
2302 2012-12-03 Alan Modra <amodra@gmail.com>
2304 * output.h: Formatting, whitespace.
2306 2012-12-03 Alan Modra <amodra@gmail.com>
2308 * layout.h (Layout::get_executable_sections): Declare.
2309 * layout.cc (Layout::get_executable_sections): New function.
2310 * arm.cc (Target_arm::group_sections): Use it.
2311 (Arm_output_section::group_sections): Delete now redundant test.
2312 * output.cc (Output_reloc::Output_reloc): Add is_relative.
2313 param to handle relative relocs.
2314 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
2315 (Output_data_reloc::add_absolute): Adjust.
2316 (Output_data_reloc::add_relative): New function.
2317 (Output_data::reset_data_size): New function.
2318 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
2319 (Output_section::set_addralign): New function.
2320 (Output_section::checkpoint_set_addralign): New function.
2321 (Output_section::clear_section_offsets_need_adjustment): New function.
2322 (Output_section::input_sections): Make public.
2323 * powerpc.cc (class Output_data_brlt_powerpc): New.
2324 (class Stub_table, class Stub_control): New.
2325 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
2326 stub_table_, set_stub_table, stub_table): New vectors and accessor
2328 (Target_powerpc::do_may_relax, do_relax, push_branch,
2329 new_stub_table, stub_tables, brlt_section, group_sections,
2330 add_branch_lookup_table, find_branch_lookup_table,
2331 write_branch_lookup_table, make_brlt_section): New functions.
2332 (Target_powerpc::struct Sort_sections, class Branch_info): New.
2333 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
2334 branch_info_): New vars.
2335 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
2336 make call stubs here.
2337 (Output_data_glink): Remove all call stub handling from this class.
2338 (Target_powerpc::Scan::local, global): Save interesting branch
2339 relocs and relocs for ifunc. Adjust calls to plt entry functions.
2340 (Target_powerpc::do_finalize_sections): Only make reg save/restore
2341 functions on final link.
2342 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
2343 Handle long branch destinations too.
2344 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
2345 do_plt_address_for_local): Adjust lookup of plt call stubs.
2347 2012-11-30 Alan Modra <amodra@gmail.com>
2349 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
2350 relocs against protected symbols when building 32-bit shared libs.
2352 2012-11-30 Alan Modra <amodra@gmail.com>
2354 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
2355 param. Call got_section() to make .got. Update all callers
2356 and their callers and so on.
2358 2012-11-30 Alan Modra <amodra@gmail.com>
2360 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
2361 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
2362 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
2363 value if it already exists.
2365 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2368 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
2370 2012-11-14 Roland McGrath <mcgrathr@google.com>
2372 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
2373 than bfc instruction for data sandboxing.
2375 2012-11-08 Alan Modra <amodra@gmail.com>
2377 * po/POTFILES.in: Regenerate.
2379 2012-11-05 Alan Modra <amodra@gmail.com>
2381 * configure.ac: Apply 2012-09-10 change to config.in here.
2382 * configure: Regenerate.
2384 2012-11-05 Alan Modra <amodra@gmail.com>
2386 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
2387 (struct Opd_ent): Use "Address" rather than "Offset".
2388 (Output_data_got_powerpc::got_base_offset): Return Valtype.
2389 (Target_powerpc::got_section): Make public.
2390 (Target_powerpc::scan_relocs): Move code setting symbols..
2391 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
2392 Create _SDA_BASE_ only when referenced.
2394 2012-11-02 Roland McGrath <mcgrathr@google.com>
2396 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
2399 2012-11-01 Roland McGrath <mcgrathr@google.com>
2401 * target.h (Sized_target::relocate_relocs): Use Elf_Off
2402 for offset_in_output_section parameter.
2403 (Sized_target::relocate_special_relocatable): Likewise.
2404 * arm.cc (Target_arm::relocate_relocs): Likewise.
2405 (Target_arm::relocate_special_relocatable): Likewise.
2406 * i386.cc (Target_i386::relocate_relocs): Likewise.
2407 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
2408 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
2409 * target-reloc.h (relocate_relocs): Likewise.
2410 * testsuite/testfile.cc (Target_test): Likewise.
2411 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
2412 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
2414 * system.h: Move inclusion of <clocale> to after <libintl.h> in
2415 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
2417 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
2418 parameter, which is unused in the [!F_SETFD] case.
2420 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
2421 SYMNDX to off_t before comparing it to this->data_size().
2422 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
2423 * incremental.cc (Output_section_incremental_inputs::do_write):
2424 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
2426 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
2428 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
2430 * gold.cc (Target_arm::do_adjust_elf_header): Add the
2431 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
2434 2012-10-29 Cary Coutant <ccoutant@google.com>
2436 * dwp.cc (usage): Add file and exit status parameters;
2437 add --help and --version options.
2438 (print_version): New function.
2439 (main): Add --help and --version options.
2441 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2443 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
2444 final_layout_sequence.txt.
2445 * testsuite/Makefile.in: Regenerated.
2447 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2449 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
2450 COMPILE generated by automake.
2452 (CXXCOMPILE1): Likewise.
2453 (CXXLINK1): Likewise.
2454 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
2456 (CXXCOMPILE): Likewise.
2457 (CXXLINK): Likewise.
2458 * testsuite/Makefile.in: Regenerated.
2460 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2462 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
2463 on bad fwrite return.
2465 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2467 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
2470 2012-10-23 Cary Coutant <ccoutant@google.com>
2472 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
2473 * testsuite/Makefile.in: Regenerate.
2474 * testsuite/dwp_test.h: New source file.
2475 * testsuite/dwp_test_1.cc: New source file.
2476 * testsuite/dwp_test_1.s: New source file.
2477 * testsuite/dwp_test_1.sh: New source file.
2478 * testsuite/dwp_test_1b.cc: New source file.
2479 * testsuite/dwp_test_1b.s: New source file.
2480 * testsuite/dwp_test_2.cc: New source file.
2481 * testsuite/dwp_test_2.s: New source file.
2482 * testsuite/dwp_test_2.sh: New source file.
2483 * testsuite/dwp_test_main.cc: New source file.
2484 * testsuite/dwp_test_main.s: New source file.
2486 2012-10-23 Cary Coutant <ccoutant@google.com>
2488 * dwp.h: New header file.
2489 * dwp.cc: New source file.
2490 * gold.h: Move shared declarations to system.h.
2491 * system.h: New header file.
2492 * Makefile.am: Add dwp.
2493 * Makefile.in: Regenerate.
2495 2012-10-23 Cary Coutant <ccoutant@google.com>
2497 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
2498 Dwarf_info_reader::read_from_pointer.
2499 (Dwarf_pubnames_table::read_header): Likewise.
2500 (Dwarf_pubnames_table::next_name): Likewise.
2501 (Dwarf_die::read_attributes): Likewise.
2502 (Dwarf_die::skip_attributes): Likewise.
2503 (Dwarf_info_reader::read_from_pointer): New function template.
2504 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
2505 (Dwarf_pubnames_table): Likewise.
2506 (Dwarf_info_reader::read_from_pointer): New function template.
2507 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
2508 Dwarf_pubnames_table ctor.
2510 2012-10-23 Cary Coutant <ccoutant@google.com>
2512 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
2514 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
2516 (Dwarf_info_reader::set_abbrev_shndx): New method.
2517 (Dwarf_info_reader::abbrev_shndx_): New data member.
2519 2012-10-23 Cary Coutant <ccoutant@google.com>
2521 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
2522 from object, not parameters.
2523 (Dwarf_info_reader::parse): Likewise.
2524 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
2525 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
2526 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
2529 2012-10-23 Cary Coutant <ccoutant@google.com>
2531 * fileread.cc (Input_file::Input_file): New constructor.
2532 * fileread.h (class Input_file): Add new constructor.
2534 2012-10-18 Alan Modra <amodra@gmail.com>
2537 * object.cc (Relobj::is_section_name_included): Also match
2538 .sdata personality section.
2540 2012-10-18 Alan Modra <amodra@gmail.com>
2542 * target-reloc.h (class Default_comdat_behavior): New, package up..
2543 (get_comdat_behaviour): ..this.
2544 (relocate_section): Add Relocate_comdat_behavior template arg,
2545 adjust code to suit.
2546 * arm.cc (Target_arm::relocate_section): Adjust to suit.
2547 (Target_arm::scan_reloc_section): Likewise.
2548 * i386.cc (Target_i386::relocate_section): Likewise.
2549 * sparc.cc (Target_sparc::relocate_section): Likewise.
2550 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
2551 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
2552 * powerpc.cc (class Relocate_comdat_behavior): New.
2553 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
2554 gold::relocate_section with new template arg.
2556 2012-10-18 Alan Modra <amodra@gmail.com>
2558 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
2559 dynamic relocs for GOT_TPREL got entries, without symbol if
2561 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
2562 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
2563 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
2565 2012-10-17 Alan Modra <amodra@gmail.com>
2568 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
2570 2012-10-16 Sriraman Tallam <tmsriram@google.com>
2572 * layout.cc (Layout::include_section): Keep sections marked
2573 SHF_EXCLUDE when doing relocatable links.
2575 2012-10-16 Alan Modra <amodra@gmail.com>
2577 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
2578 (Target_powerpc::do_finalize_sections): Call it.
2579 (Output_data_save_res): New class and supporting functions.
2580 (Target_powerpc::symval_for_branch): Only look up .opd entry for
2581 normal symbols defined in object files.
2583 2012-10-12 Alan Modra <amodra@gmail.com>
2585 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
2586 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
2587 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
2588 section if scan_opd_relocs not yet called.
2589 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
2591 2012-10-12 Alan Modra <amodra@gmail.com>
2593 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
2594 add_local_ifunc_entry): Revert last change.
2595 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
2597 2012-10-05 Alan Modra <amodra@gmail.com>
2599 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
2600 do_plt_address_for_global): New functions.
2601 (Output_data_got_powerpc::do_write): Don't segfault when linking
2603 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
2604 add_local_ifunc_entry): Return true on adding entry..
2605 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
2606 glink->add_entry call. Remove unused symtab param. Adjust calls.
2607 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
2608 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
2609 set up symbols here.
2610 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
2611 syms here. Do so even when no .iplt. Don't segfault when linking
2613 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
2614 new variants without reloc param.
2615 (Glink_sym_ent::Glink_sym_ent): Likewise.
2616 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
2617 reloc when refs will resolve to plt call stub.
2618 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
2619 R_PPC_PLTREL24 to resolve locally.
2620 (Target_powerpc::Scan::global): Correct ifunc handling.
2621 (Target_powerpc::Relocate::relocate): Correct local sym glink
2622 lookup. Don't destroy "value" when we have a plt call stub,
2623 and when checking plt call validity.
2624 (Target_powerpc::do_dynsym_value): Simplify.
2626 2012-10-05 Alan Modra <amodra@gmail.com>
2628 * i386.cc (Output_data_plt_i386::address_for_global,
2629 address_for_local): Add plt offset to returned value. Adjust uses.
2630 * sparc.cc (Output_data_plt_sparc::address_for_global,
2631 address_for_local): Likewise.
2632 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
2633 address_for_local): Likewise.
2634 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
2635 address_for_local): Likewise.
2636 * target.h (Target::plt_address_for_global, plt_address_for_local):
2638 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
2639 (Output_data_got::Got_entry::write): Nor here.
2640 * output.h: Comment fix.
2642 2012-10-02 Jiong Wang <jiwang@tilera.com>
2644 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
2645 global_offset_table_ value for larget got.
2646 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
2648 2012-09-29 Alan Modra <amodra@gmail.com>
2650 * powerpc.cc (Target_powerpc::iplt_): New output section.
2651 (Target_powerpc::iplt_section, make_iplt_section,
2652 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
2653 (Target_powerpc::make_plt_entry): Handle ifunc syms.
2654 Target_powerpc::plt_entry_count): Count iplt entries too.
2655 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
2656 reloc section in constructor. New params.
2657 (Target_powerpc::make_plt_section): Create reloc section here instead.
2658 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
2660 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
2661 (Output_data_glink::add_entry, find_entry): New functions to
2662 deal with local syms.
2663 (Glink_sym_ent): Add support for local syms.
2664 (Output_data_glink::do_write): Handle ifunc plt entries.
2665 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2666 (Target_powerpc::Scan::local, global): Handle ifunc syms.
2667 (Target_powerpc::Relocate::relocate): Likewise.
2668 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
2670 2012-09-25 Alan Modra <amodra@gmail.com>
2672 * object.h (Sized_relobj_file::adjust_local_symbol,
2673 do_adjust_local_symbol): New functions.
2674 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
2675 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
2676 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
2677 and irregular opd entry spacing.
2678 (Powerpc_relobj::do_read_relocs): Add opd size checks.
2679 (Global_symbol_visitor_opd): New functor.
2680 (Target_powerpc::do_finalize_sections): Omit global symbols defined
2681 on deleted opd entries.
2683 2012-09-15 Jiong Wang <jiwang@tilera.com>
2685 * tilegx.cc: New file.
2686 * Makefile.am (TARGETSOURCES): Add tilegx.cc
2687 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
2688 * configure.tgt: Add entries for tilegx*.
2689 * configure.ac: Likewise.
2690 * Makefile.in: Rebuild.
2691 * configure: Likewise.
2692 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
2695 2012-09-13 Alan Modra <amodra@gmail.com>
2697 * target-reloc.h (scan_relocs): Call scan.local for relocs
2698 against symbols in discarded sections. Pass is_discarded
2700 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
2701 Add is_discarded param.
2702 * powerpc (Target_powerpc::Scan::local): Likewise. Use
2703 is_discarded to flag opd entry as discarded. Don't emit dyn
2704 relocs on such entries.
2705 (Target_powerpc::Scan::global): Similarly detect and handle
2707 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
2708 opd_ent_. Update all uses.
2709 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
2710 (Target_powerpc::relocate_section): Zero out discarded opd
2713 2012-09-12 Ian Lance Taylor <iant@google.com>
2716 * output.cc: Rename Output_data_got template parameter from size
2717 to got_size for all functions. Compile all variants of
2719 (Output_data_got::Got_entry::write): Correct use of size for
2720 symbol value. Use local_is_tls rather than casting to
2722 * object.h (class Object): Add local_is_tls and do_local_is_tls.
2723 (class Sized_relobj_file): Add do_local_is_tls.
2724 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
2726 2012-09-11 Alan Modra <amodra@gmail.com>
2729 * layout.cc (Layout::set_segment_offsets): When using
2730 common-page-size alignment, ensure we are on a new max-page-size
2732 * output.cc (Output_segment::set_section_addresses): Use
2733 abi_pagesize, not common_pagesize for relro boundary.
2734 (Output_segment::set_offset): Likewise.
2736 2012-09-11 Alan Modra <amodra@gmail.com>
2738 * output.h (Output_data_got::add_global_tls, add_local_tls,
2739 add_local_tls_pair): New functions.
2740 (Output_data_got::add_local_pair_with_rel): Remove second
2741 reloc param. Expand comment.
2742 (Output_data_got::Got_entry): Rename use_plt_offset_ to
2743 use_plt_or_tls_offset_, similarly for constructor param.
2744 (Output_data_got::Got_entry::write): Add got_index param.
2745 * output.cc (Output_data_got::add_global_tls, add_local_tls,
2746 add_local_tls_pair): New functions.
2747 (Output_data_got::Got_entry::write): Handle tls symbols
2748 with use_plt_or_tls_offset_ set specially.
2749 (Output_data_got::add_local_pair_with_rel): Only one reloc.
2750 (Output_data_got::do_write): Replace iterator with index, pass
2751 index to entry write function.
2752 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
2753 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
2754 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
2756 * i386.cc (Target_i386::Scan::local): Likewise.
2757 * sparc.cc (Target_sparc::Scan::local): Likewise.
2758 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
2759 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
2760 do_tls_offset_for_global): New functions.
2761 (Target_powerpc::Scan::local): Correct TLS relocations and got
2763 (Target_powerpc::Scan::global): Don't emit unnecessary
2764 dynamic relocations on TLS GOT entries.
2766 2012-09-10 Matthias Klose <doko@ubuntu.com>
2768 * config.in: Disable sanity check for kfreebsd.
2770 2012-09-10 Sterling Augustine <saugustine@google.com>
2772 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
2773 (Gdb_index::pubtypes_read): New parameter.
2774 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
2776 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
2779 2012-09-09 Alan Modra <amodra@gmail.com>
2781 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
2782 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
2783 * gc.h (gc_process_relocs): Call target gc_add_reference.
2784 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
2785 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
2786 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
2788 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
2789 to cater for when we don't need code offset. Update use.
2790 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
2791 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
2792 set_opd_valid): New functions.
2793 (Target_powerpc::do_gc_add_reference): New function.
2794 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
2796 (Target_powerpc::do_gc_mark_symbol): New function.
2798 2012-09-06 Cary Coutant <ccoutant@google.com>
2800 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
2801 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
2802 (Dwarf_die::skip_attributes): Likewise.
2803 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
2804 * testsuite/gdb_index_test.cc (inline_func_1): New function.
2806 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
2808 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
2810 * testsuite/script_test_3.t: Add .got.plt output section
2812 * testsuite/script_test_4.t: Likewise.
2814 2012-09-05 Alan Modra <amodra@gmail.com>
2816 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
2817 update all uses and lose "enum" when using type.
2819 2012-09-05 Alan Modra <amodra@gmail.com>
2821 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
2822 * configure: Regenerate.
2823 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
2824 (plugin_final_layout.stdout): Likewise.
2825 (memory_test): Set page sizes to 0x1000.
2826 * testsuite/Makefile.in: Regenerate.
2827 * testsuite/discard_locals_test.sh: Add FIXME comment.
2828 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
2829 * testsuite/pr14265.t: Add .got output section statement.
2830 * testsuite/script_test_2.t: Likewise.
2831 * testsuite/script_test_3.t: Likewise.
2832 * testsuite/script_test_4.t: Likewise.
2833 * testsuite/script_test_5.t: Likewise.
2834 * testsuite/script_test_6.t: Likewise.
2835 * testsuite/script_test_7.t: Likewise.
2836 * testsuite/script_test_9.t: Likewise.
2838 2012-09-05 Alan Modra <amodra@gmail.com>
2840 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
2841 (Powerpc_relocate_functions::Status): New typedef.
2842 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2843 (Target_powerpc::Scan::local): Handle REL64.
2844 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
2845 for REL32 and REL64.
2846 (Target_powerpc::symval_for_branch): New function, extracted from..
2847 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
2848 checks. Report overflow errors.
2850 2012-09-05 Alan Modra <amodra@gmail.com>
2852 * object.h (Sized_relobj_file::emit_relocs): Delete.
2853 (Sized_relobj_file::emit_relocs_reltype): Delete.
2854 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
2855 relocate_relocs for --emit-relocs.
2856 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
2857 * output.h: Update comment.
2858 (Output_segment::first_section): New function.
2859 (Output_segment::first_section_load_address): Use first_section.
2860 * output.cc (Output_segment::first_section): New function extracted..
2861 (Output_segment::first_section_load_address): ..from here. Delete.
2862 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
2863 * target.h (Sized_target::relocate_for_relocatable): Likewise.
2864 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
2865 adjust call to target.h function.
2866 * i386.cc (Target_i386): Likewise.
2867 * sparc.cc (Target_sparc): Likewise.
2868 * x86_64.cc (Target_x86_64): Likewise.
2869 * powerpc.cc (Target_powerpc): Likewise.
2870 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
2871 first tls section has section symbol for optimised local dynamic
2873 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
2874 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
2876 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
2877 Rename to relocate_relocs. Update error message.
2879 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
2881 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
2884 2012-08-31 Alan Modra <amodra@gmail.com>
2886 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
2887 (Powerpc_relobj::toc_base_offset): New stub function.
2888 (Target_powerpc): Add tp_offset, dtp_offset. Rename
2889 got_mod_index_offset to tlsld_got_offset. Update all refs.
2890 (Target_powerpc::Relocate::enum skip_tls): New.
2891 (Target_powerpc::call_tls_get_addr_): New var.
2892 (Target_powerpc::is_branch_reloc): Move to file scope.
2893 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
2894 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
2896 (Target_powerpc::enum Got_type): Delete old values, add new ones.
2897 (powerpc_info): Correct common_pagesize for ppc64.
2898 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
2899 (Powerpc_relocate_functions): Add overflow check enums and functions.
2900 Add non-shift version of rela, rela_ua. Delete all rel public
2901 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
2902 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
2903 addr16_ha3, addr14 functions.
2904 (Output_data_got_powerpc::add_constant_pair): New function.
2905 (Output_data_got_powerpc::got_base_offset): Likewise.
2906 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
2907 (instruction constants): Sort, add some more.
2908 (Output_data_glink::do_write): Add and use Address typedef. Use
2909 object->toc_base_offset() stub for 64-bit.
2910 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
2911 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2912 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
2913 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
2914 Always treat .opd relocs as against locally defined symbol.
2915 Correct condition for RELATIVE relocs.
2916 (Target_powerpc::do_finalize_sections): Test for NULL sections.
2917 (Target_powerpc::Relocate::relocate): Use plt call stub as value
2918 for 32-bit syms with a plt entry. Correct ppc64 toc base
2919 calculations. Handle TLS relocs, and more. Add overflow
2920 checking and adjust for Powerpc_relocate_functions changes.
2921 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
2922 Reinstate --emit-relocs code with FIXME.
2924 2012-08-30 Alan Modra <amodra@gmail.com>
2926 * layout.cc (Layout::set_segment_offsets): Set p_align to
2927 abi_pagesize, not common_pagesize.
2928 (Layout::relaxation_loop_body): Similarly use abi_pagesize
2929 to determine whether file header can go in segment.
2931 2012-08-30 Alan Modra <amodra@gmail.com>
2933 * output.h (Output_reloc::Output_reloc <output section>): Add
2934 is_relative param. Adjust calls.
2935 (Output_reloc::add_output_section_relative): New functions.
2936 * output.cc (Output_reloc::Output_reloc <output section>): Handle
2938 (Output_reloc::symbol_value): Handle SECTION_CODE.
2940 2012-08-24 Sriraman Tallam <tmsriram@google.com>
2942 * gold.cc (queue_middle_tasks): Call layout again when unique
2943 segments for sections is desired.
2944 * layout.cc (Layout::Layout): Initialize new members.
2945 (Layout::get_output_section_flags): New function.
2946 (Layout::choose_output_section): Call get_output_section_flags.
2947 (Layout::layout): Make output section for mapping to a unique segment.
2948 (Layout::insert_section_segment_map): New function.
2949 (Layout::attach_allocated_section_to_segment): Make unique segment for
2950 output sections marked so.
2951 (Layout::segment_precedes): Check for unique segments when sorting.
2952 * layout.h (Layout::Unique_segment_info): New struct.
2953 (Layout::Section_segment_map): New typedef.
2954 (Layout::insert_section_segment_map): New function.
2955 (Layout::get_output_section_flags): New function.
2956 (Layout::is_unique_segment_for_sections_specified): New function.
2957 (Layout::set_unique_segment_for_sections_specified): New function.
2958 (Layout::unique_segment_for_sections_specified_): New member.
2959 (Layout::section_segment_map_): New member.
2960 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
2961 Rename is_gc_pass_one to is_pass_one.
2962 Rename is_gc_pass_two to is_pass_two.
2963 Rename is_gc_or_icf to is_two_pass.
2964 Check for which pass based on whether symbols data is present.
2965 Make it two pass when unique segments for sections is desired.
2966 * output.cc (Output_section::Output_section): Initialize new
2968 * output.h (Output_section::is_unique_segment): New function.
2969 (Output_section::set_is_unique_segment): New function.
2970 (Output_section::is_unique_segment_): New member.
2971 (Output_section::extra_segment_flags): New function.
2972 (Output_section::set_extra_segment_flags): New function.
2973 (Output_section::extra_segment_flags_): New member.
2974 (Output_section::segment_alignment): New function.
2975 (Output_section::set_segment_alignment): New function.
2976 (Output_section::segment_alignment_): New member.
2977 (Output_segment::Output_segment): Initialize is_unique_segment_.
2978 (Output_segment::is_unique_segment): New function.
2979 (Output_segment::set_is_unique_segment): New function.
2980 (Output_segment::is_unique_segment_): New member.
2981 * plugin.cc (allow_unique_segment_for_sections): New function.
2982 (unique_segment_for_sections): New function.
2983 (Plugin::load): Add new functions to transfer vector.
2984 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
2985 * Makefile.in: Regenerate.
2986 * testsuite/plugin_final_layout.sh: Check if unique segment
2987 functionality works.
2988 * testsuite/plugin_section_order.c (onload): Check if new interfaces
2990 (allow_unique_segment_for_sections): New global.
2991 (unique_segment_for_sections): New global.
2992 (claim_file_hook): Call allow_unique_segment_for_sections.
2993 (all_symbols_read_hook): Call unique_segment_for_sections.
2995 2012-08-22 Cary Coutant <ccoutant@google.com>
2997 * layout.cc (Layout::include_section): Don't assert on GROUP
2998 sections with --emit-relocs.
3000 2012-08-21 Cary Coutant <ccoutant@google.com>
3002 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
3003 if --export-dynamic-symbol names an undef symbol.
3005 2012-08-18 Alan Modra <amodra@gmail.com>
3007 * powerpc.cc: Formatting and white space.
3008 (Powerpc_relobj): Rename got2_section_ to special_.
3009 Add opd_ent_shndx_ and opd_ent_off_ vectors.
3010 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
3011 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
3012 (Target_powerpc): Add Address typedef and invalid_address. Use
3014 (Target_powerpc::is_branch_reloc): New function.
3015 (Powerpc_relocate_functions): Add Address typedef, use throughout.
3016 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
3017 for dst_mask, value and addend.
3018 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
3019 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
3020 (Output_data_glink::do_write): Correct toc base. Don't try to use
3021 uint16_t for 24-bit offset. Use get_output_section_offset and
3023 (Target_powerpc::Scan::local): Handle more relocs.
3024 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
3025 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
3026 Plug in toc restoring insn after plt calls. Translate branches
3027 to function descriptor symbols to corresponding entry point.
3028 (Target_powerpc::relocate_for_relocatable): Check return from
3029 get_output_section_offset.
3030 * symtab.h: Comment typo.
3032 2012-08-14 Ian Lance Taylor <iant@google.com>
3034 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
3035 unsupported_relocal_local to call unsupported_reloc_global.
3037 2012-08-14 Nick Clifton <nickc@redhat.com>
3040 * script-sections.cc (Sections_element::output_section_name): Add
3041 keep return parameter.
3042 (Output_section_element::match_name): Add keep return parameter.
3043 Return the value of the keep_ member.
3044 * script-sections.h (class Output_section): Update
3045 output_section_name prototype.
3046 * layout.cc (Layout::keep_input_section): New public member
3048 (Layout::choose_output_section): Pass keep parameter to
3049 output_section_name.
3050 * layout.h (class Layout): Add keep_input_section.
3051 * object.cc (Sized_relobj_file::do_layout): Check for kept input
3053 * testsuite/Makefile.am: Add a test.
3054 * testsuite/Makefile.in: Regenerate.
3055 * testsuite/pr14265.c: Source file for the test.
3056 * testsuite/pr14265.t: Linker script for the test.
3057 * testsuite/pr14265.sh: Shell script for the test.
3059 2012-08-14 Alan Modra <amodra@gmail.com>
3061 * target.h (Target::output_section_name): New function.
3062 (Target::do_output_section_name): New function.
3063 * layout.cc (Layout::choose_output_section): Call the above.
3064 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
3066 2012-08-14 Alan Modra <amodra@gmail.com>
3068 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
3069 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
3070 for replace_constant call.
3071 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
3072 (Output_data_glink::do_print_to_mapfile): New function.
3073 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
3074 (Target_powerpc::Relocate::relocate): Likewise.
3076 2012-08-14 Alan Modra <amodra@gmail.com>
3078 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
3079 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
3080 (Output_data_glink::add_entry,find_entry): Remove shndx param.
3081 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
3082 all references to shndx_. Handle special case for R_PPC_PLTREL24
3084 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
3085 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
3086 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
3088 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
3089 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
3091 2012-08-12 Alan Modra <amodra@gmail.com>
3093 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
3094 (glink insn constants): Use uint32_t.
3095 (Output_data_glink::add_entry): Use insert, not [] operator.
3097 2012-08-11 Alan Modra <amodra@gmail.com>
3099 * object.h (Sized_relobj_file::find_shdr): New function.
3100 (Sized_relobj_file::find_special_sections): New function.
3101 * object.cc (Sized_relobj_file::find_shdr): New function.
3102 (Sized_relobj_file::find_eh_frame): Use find_shdr.
3103 (Sized_relobj_file::find_special_sections): New function, split out..
3104 (Sized_relobj_file::do_read_symbols): ..from here.
3105 * output.h (Output_data_got::replace_constant): New function.
3106 (Output_data_got::num_entries): New function.
3107 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
3108 (Output_data_got::got_offset): Protected rather than private.
3109 (Output_data_got::replace_got_entry): New function.
3110 * output.cc (Output_data_got::replace_got_entry): New function.
3111 * powerpc.cc (class Powerpc_relobj): New.
3112 (class Powerpc_relocate_functions): Delete all psymval variants or
3113 convert to value,addend type. Delete pcrela, pcrela_unaligned.
3114 Implement _ha functions using corresponding _hi function.
3115 (Powerpc_relobj::find_special_sections): New function.
3116 (Target_powerpc::do_make_elf_object): New function.
3117 (class Output_data_got_powerpc): New.
3118 (class Output_data_glink): New.
3119 (class Powerpc_scan_relocatable_reloc): New.
3120 Many more changes througout file.
3122 2012-08-09 Nick Clifton <nickc@redhat.com>
3124 * po/vi.po: Updated Vietnamese translation.
3126 2012-08-07 Ian Lance Taylor <iant@google.com>
3128 * layout.cc (Layout::add_target_dynamic_tags): If
3129 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
3132 2012-07-30 Nick Clifton <nickc@redhat.com>
3134 * po/gold.pot: Updated template.
3135 * po/es.po: Updated Spanish translation.
3137 2012-07-18 Cary Coutant <ccoutant@google.com>
3140 * configure.ac: Add check for -gpubnames support.
3141 * configure: Regenerate.
3142 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
3143 support; force -gno-pubnames.
3144 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
3146 (gdb_index_test_4): New test.
3147 * testsuite/Makefile.in: Regenerate.
3148 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
3149 * testsuite/gdb_index_test_2.sh: Likewise.
3150 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
3151 * testsuite/gdb_index_test_4.sh: New script.
3152 * testsuite/gdb_index_test_comm.sh: New script with common code;
3153 don't look for space after colon.
3155 2012-07-16 Sriraman Tallam <tmsriram@google.com>
3157 * gold.cc (queue_middle_tasks): Update function order only after
3158 deferred objects due to plugins are processed.
3160 2012-07-11 Ian Lance Taylor <iant@google.com>
3162 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
3163 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
3164 (Target_arm::scan_reloc_for_stub): Likewise.
3165 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
3166 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
3167 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
3168 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
3169 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
3171 2012-07-10 Dodji Seketeli <dodji@redhat.com>
3172 Ian Lance Taylor <iant@google.com>
3175 * configure.ac: Test whether std::tr1::hash<off_t> works.
3176 * gold.h: Add a specialization for std::tr1::hash<off_t> if
3178 * output.h (class Output_fill): Add virtual destructor.
3179 * configure, config.in: Rebuild.
3181 2012-06-22 Roland McGrath <mcgrathr@google.com>
3183 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
3185 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
3187 * plugin.cc (Plugin::load): Handle position independent executables.
3189 2012-06-06 Cary Coutant <ccoutant@google.com>
3191 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
3193 (lines_only_debug_sections): Likewise.
3194 (gdb_fast_lookup_sections): New static array.
3195 (is_gdb_debug_section): Rename formal parameter.
3196 (is_lines_only_debug_section): Likewise.
3197 (is_gdb_fast_lookup_section): New function.
3198 (Layout::include_section): Check for ".zdebug_" prefix; pass
3199 section name suffix to is_gdb_debug_section, et al.; check for
3200 fast-lookup sections when building .gdb_index.
3201 * options.h (--strip-debug-gdb): Update GDB version number.
3203 2012-06-06 Cary Coutant <ccoutant@google.com>
3205 * configure.ac: Add check for fallocate.
3206 * configure: Regenerate.
3207 * config.in: Regenerate.
3209 * options.h (class General_options): Add --mmap-output-file and
3210 --posix-fallocate options.
3211 * output.cc: (posix_fallocate): Remove; replace with...
3212 (gold_fallocate): New function.
3213 (Output_file::map_no_anonymous): Call gold_fallocate.
3214 (Output_file::map): Check --mmap-output-file option.
3216 2012-06-05 Jing Yu <jingyu@google.com>
3218 * gold.h (textdomain): Add do {} to empty while(0).
3219 (bindtextdomain): Likewise.
3221 2012-06-04 Cary Coutant <ccoutant@google.com>
3223 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
3226 2012-05-25 Sriraman Tallam <tmsriram@google.com>
3228 * symtab.cc (Symbol_table::define_special_symbol):
3229 Initialize *poldsym to prevent uninitialized variable errors.
3231 2012-05-23 Cary Coutant <ccoutant@google.com>
3233 * layout.cc (Layout::section_name_mapping): Add rules to handle
3234 exact match on .data.rel.ro.local or .data.rel.ro.
3235 (Layout::output_section_name): Check for exact matches.
3237 2012-05-23 Cary Coutant <ccoutant@google.com>
3239 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
3242 2012-05-22 Cary Coutant <ccoutant@google.com>
3244 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
3245 object before exporting symbol.
3247 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3249 * testsuite/tls_test.cc: Include "config.h" first.
3250 * testsuite/tls_test_c.c: Likewise.
3252 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
3253 Nick Clifton <nickc@redhat.com>
3256 * configure.in: Add check that sysdep.h has been included before
3257 any system header files.
3258 * configure: Regenerate.
3259 * config.in: Regenerate.
3261 2012-05-14 Cary Coutant <ccoutant@google.com>
3263 * layout.cc (Layout::make_output_section): Mark .tdata section
3265 * testsuite/relro_test.cc: Add a TLS variable.
3267 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
3270 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
3271 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
3274 2012-05-08 Cary Coutant <ccoutant@google.com>
3276 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
3277 (lines_only_debug_sections): Likewise.
3279 2012-05-02 Roland McGrath <mcgrathr@google.com>
3281 * nacl.cc: New file.
3283 * Makefile.am (CCFILES, HFILES): Add them.
3284 * Makefile.in: Regenerate.
3285 * i386.cc (Output_data_plt_i386_nacl): New class.
3286 (Output_data_plt_i386_nacl_exec): New class.
3287 (Output_data_plt_i386_nacl_dyn): New class.
3288 (Target_i386_nacl): New class.
3289 (Target_selector_i386_nacl): New class.
3290 (target_selector_i386): Use it instead of Target_selector_i386.
3291 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
3292 (Target_x86_64_nacl): New class.
3293 (Target_selector_x86_64_nacl): New class.
3294 (target_selector_x86_64, target_selector_x32): Use it instead of
3295 Target_selector_x86_64.
3296 * arm.cc (Output_data_plt_arm_nacl): New class.
3297 (Target_arm_nacl): New class.
3298 (Target_selector_arm_nacl): New class.
3299 (target_selector_arm, target_selector_armbe): Use it instead of
3300 Target_selector_arm.
3302 * target-select.cc (select_target): Take new Input_file* and off_t
3303 arguments, pass them on to recognize method of selector.
3304 * object.cc (make_elf_sized_object): Update caller.
3305 * parameters.cc (parameters_force_valid_target): Likewise.
3306 * incremental.cc (make_sized_incremental_binary): Likewise.
3307 * target-select.h: Update decl.
3308 (Target_selector::recognize): Take new Input_file* argument,
3309 pass it on to do_recognize.
3310 (Target_selector::do_recognize): Take new Input_file* argument.
3311 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
3312 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
3313 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
3314 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
3316 * target.h (Target::Target_info): New members isolate_execinstr
3318 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
3319 * arm.cc (Target_arm::arm_info): Update initializer.
3320 * i386.cc (Target_i386::i386_info): Likewise.
3321 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
3322 * sparc.cc (Target_sparc::sparc_info): Likewise.
3323 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3324 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
3325 * layout.cc (Layout::attach_allocated_section_to_segment):
3326 Take new const Target* argument. If target->isolate_execinstr(), act
3328 (Layout::find_first_load_seg): Take new const Target* argument;
3329 if target->isolate_execinstr(), reject PF_X segments.
3330 (Layout::relaxation_loop_body): Update caller.
3331 (Layout::set_segment_offsets): If target->isolate_execinstr(),
3332 reset file offset to zero when we hit LOAD_SEG, and then do a second
3333 loop over the segments before LOAD_SEG to reassign offsets after
3334 addresses have been determined. Handle target->rosegment_gap().
3335 (Layout::attach_section_to_segment): Take new const Target* argument;
3336 pass it to attach_allocated_section_to_segment.
3337 (Layout::make_output_section): Update caller.
3338 (Layout::attach_sections_to_segments): Take new const Target* argument;
3339 pass it to attach_section_to_segment.
3340 * gold.cc (queue_middle_tasks): Update caller.
3341 * layout.h (Layout): Update method decls with new arguments.
3343 * arm.cc (Target_arm::Target_arm): Take optional argument for the
3344 Target_info pointer to use.
3345 (Target_arm::do_make_data_plt): New virtual method.
3346 (Target_arm::make_data_plt): New method that calls it.
3347 (Target_arm::make_plt_entry): Use it.
3348 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
3349 for the section alignment.
3350 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
3352 (Output_data_plt_arm::first_plt_entry_offset): Call it.
3353 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
3355 (Output_data_plt_arm::get_plt_entry_size): Call it.
3356 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
3357 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
3358 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
3360 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
3361 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
3362 method instead of sizeof(plt_entry).
3363 (Output_data_plt_arm::add_entry): Likewise.
3364 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
3365 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
3367 (Target_arm::plt_entry_size): Likewise.
3368 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
3370 (Output_data_plt_arm_standard): ... here, new class.
3371 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
3372 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
3373 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
3375 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3376 Take additional argument for the PLT entry size.
3377 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
3378 Use get_plt_entry_size method rather than plt_entry_size variable.
3379 (Output_data_plt_x86_64::reserve_slot): Likewise.
3380 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
3381 (Output_data_plt_x86_64::add_entry): Likewise.
3382 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
3383 (Output_data_plt_x86_64::address_for_global): Likewise.
3384 (Output_data_plt_x86_64::address_for_local): Likewise.
3385 (Output_data_plt_x86_64::set_final_data_size): Likewise.
3386 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
3387 Make method non-static.
3388 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
3390 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
3391 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
3392 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
3393 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
3395 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
3396 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
3398 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
3399 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
3401 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
3402 (Output_data_plt_x86_64::plt_entry_size)
3403 (Output_data_plt_x86_64::first_plt_entry)
3404 (Output_data_plt_x86_64::plt_entry)
3405 (Output_data_plt_x86_64::tlsdesc_plt_entry)
3406 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
3407 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
3408 (Output_data_plt_x86_64_standard): ... here, new class.
3409 (Target_x86_64::Target_x86_64): Take optional argument for the
3410 Target_info pointer to use.
3411 (Target_x86_64::do_make_data_plt): New virtual method.
3412 (Target_x86_64::make_data_plt): New method to call it.
3413 (Target_x86_64::init_got_plt_for_update): Use that.
3414 Call this->plt_->add_eh_frame method here.
3415 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
3416 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
3417 rather than static method.
3418 (Target_x86_64::plt_entry_size): Likewise.
3419 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
3420 rather than plt_entry_size variable. Move guts of PLT filling to...
3421 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
3422 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
3423 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
3425 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
3426 additional argument for the section alignment.
3427 Don't do add_eh_frame_for_plt here.
3428 (Output_data_plt_i386::first_plt_entry_offset): Make the method
3429 non-static. Use get_plt_entry_size method rather than plt_entry_size
3431 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
3433 (Output_data_plt_i386::get_plt_entry_size): Call it.
3434 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
3435 (Output_data_plt_i386::add_eh_frame): New method to call it.
3436 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
3438 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
3439 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
3441 (Output_data_plt_i386::fill_plt_entry): New method to call it.
3442 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
3443 method instead of plt_entry_size.
3444 (Output_data_plt_i386::plt_entry_size)
3445 (Output_data_plt_i386::plt_eh_frame_fde_size)
3446 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
3447 (Output_data_plt_i386_standard): ... here, new class.
3448 (Output_data_plt_i386_exec): New class.
3449 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
3450 (Output_data_plt_i386_exec::first_plt_entry): ... here.
3451 (Output_data_plt_i386::exec_plt_entry): Move to ...
3452 (Output_data_plt_i386_exec::plt_entry): ... here.
3453 (Output_data_plt_i386_dyn): New class.
3454 (Output_data_plt_i386::first_plt_entry): Move to ...
3455 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
3456 (Output_data_plt_i386::dyn_plt_entry): Move to ...
3457 (Output_data_plt_i386_dyn::plt_entry): ... here.
3458 (Target_i386::Target_i386): Take optional argument for the Target_info
3460 (Target_i386::do_make_data_plt): New virtual method.
3461 (Target_i386::make_data_plt): New method to call it.
3462 (Target_i386::make_plt_section): Use that.
3463 Call this->plt_->add_eh_frame method here.
3464 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
3465 rather than plt_entry_size variable.
3466 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
3467 (Output_data_plt_i386::address_for_local): Likewise.
3468 (Output_data_plt_i386::do_write): Likewise.
3469 Move guts of PLT filling to...
3470 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
3471 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
3472 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
3473 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
3475 2012-05-01 Cary Coutant <ccoutant@google.com>
3477 * dwarf_reader.cc (Dwarf_die::read_attributes)
3478 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
3479 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
3480 * reduced_debug_output.cc
3481 (Output_reduced_debug_info_section::get_die_end): Remove
3482 DW_FORM_GNU_ref_index. Add default case.
3484 2012-04-26 Mark Wielaard <mjw@redhat.com>
3486 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
3487 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
3488 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
3489 DW_AT_high_pc as offset from DW_AT_low_pc.
3491 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
3492 * testsuite/Makefile.in: Regenerate.
3493 * testsuite/gdb_index_test_3.c: New test source file.
3494 * testsuite/gdb_index_test_3.sh: New test source file.
3496 2012-04-25 Ian Lance Taylor <iant@google.com>
3498 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
3500 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
3501 as a class, not a struct.
3502 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
3503 (Target_arm::apply_cortex_a8_workaround): Likewise.
3504 * gc.h: Declare Reloc_types as a struct, not a class.
3505 * object.h: Declare Symbols_data as a struct.
3506 * reloc.h: Declare Read_relocs_data as a struct.
3507 * target.h: Declare Relocate_info as a struct.
3509 2012-04-24 David S. Miller <davem@davemloft.net>
3511 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
3512 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
3515 2012-04-24 Cary Coutant <ccoutant@google.com>
3517 * incremental-dump.cc (find_input_containing_global): Replace
3518 magic number with symbolic constant.
3519 (dump_incremental_inputs): Update version number.
3520 * incremental.cc (Output_section_incremental_inputs): Update version
3521 number; import symbolic constants from Incremental_inputs_reader.
3522 (Incremental_inputs::create_data_sections): Align relocations
3523 section correctly for 64-bit targets.
3524 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
3525 constants; add padding.
3526 (Output_section_incremental_inputs::write_header): Add assert for
3528 (Output_section_incremental_inputs::write_input_files): Add assert
3529 for input_entry_size.
3530 (Output_section_incremental_inputs::write_info_blocks): Add padding;
3531 add assert for object_info_size, input_section_entry_size,
3532 global_sym_entry_size.
3533 * incremental.h (Incremental_inputs_reader): Add symbolic constants
3534 for data structure sizes; use them.
3535 (Incremental_input_entry_reader): Import symbolic constants from
3536 Incremental_inputs_reader; use them.
3538 2012-04-23 David S. Miller <davem@davemloft.net>
3540 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
3542 (Target_sparc::Target_sparc): Initialize new fields.
3543 (Target_sparc::do_make_elf_object): New function.
3544 (Target_sparc::do_adjust_elf_header): New function.
3546 2012-04-23 Cary Coutant <ccoutant@google.com>
3548 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
3549 CU range table of gdb index.
3551 2012-04-20 David S. Miller <davem@davemloft.net>
3553 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
3556 2012-04-16 David S. Miller <davem@davemloft.net>
3558 * sparc.cc (Target_sparc::got_address): New function.
3559 (Sparc_relocate_functions::gdop_hix22): New function.
3560 (Sparc_relocate_functions::gdop_lox10): New function.
3561 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
3563 (Target_sparc::Scan::local): Likewise if the global symbol is not
3564 preemptible and is not IFUNC.
3565 (Target_sparc::Relocate::relocate): Perform GOTDATA code
3566 transformations for local and non-preemptible non-IFUNC global
3569 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
3570 writing out 64-bit part of ranges.
3572 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
3573 -fpic and -fpie respectively.
3574 * Makefile.in: Regenerate.
3576 * sparc.cc (class Target_sparc): Add rela_ifunc_.
3577 (Target_sparc::Target_sparc): Initialize new field.
3578 (Target_sparc::do_plt_section_for_global): New function.
3579 (Target_sparc::do_plt_section_for_local): New function.
3580 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
3581 (Target_sparc::make_plt_section): New function, broken out of
3582 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
3583 (Target_sparc::make_plt_entry): Call make_plt_section.
3584 (Target_sparc::make_local_ifunc_plt_entry): New function.
3585 (Target_sparc::rela_ifunc_section): New function.
3586 (Target_sparc::plt_section): Remove const.
3587 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
3588 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
3589 and ifunc_count_ fields.
3590 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
3591 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
3592 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
3593 (Output_data_plt_sparc::rela_ifunc): New function.
3594 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
3595 (Output_data_plt_sparc::has_ifunc_section): New function.
3596 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
3597 (Output_data_plt_sparc::address_for_global): New function.
3598 (Output_data_plt_sparc::address_for_local): New function.
3599 (Output_data_plt_sparc::plt_index_to_offset): New function.
3600 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
3602 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
3604 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
3605 R_SPARC_JMP_IREL to switch.
3606 (Target_sparc::Scan::check_non_pic): Likewise.
3607 (Target_sparc::Scan::local): Handle IFUNC symbols.
3608 (Target_sparc::Scan::local): Likewise.
3609 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
3610 and plt_address_for_local.
3611 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
3612 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
3614 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
3615 (class Output_data_reloc): Adjust calls to Output_reloc_type.
3616 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
3617 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
3619 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
3620 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
3622 * sparc.cc (Target_sparc::Scan::global): Likewise.
3623 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3625 2012-04-16 Cary Coutant <ccoutant@google.com>
3627 * archive.cc (Library_base::should_include_member): Check for
3628 --export-dynamic-symbol.
3629 * options.h (class General_options): Add --export-dynamic-symbol.
3630 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
3631 --export-dynamic-symbol.
3632 (Symbol_table::gc_mark_undef_symbols): Likewise.
3633 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
3635 2012-04-12 David S. Miller <davem@davemloft.net>
3637 * sparc.cc (Reloc::wdisp10): New relocation method.
3638 (Reloc::h34): Likewise.
3639 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
3640 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
3642 (Target_sparc::Scan::local): Likewise.
3643 (Target_sparc::Scan::global): Likewise.
3644 (Target_sparc::Relocate::relocate): Likewise.
3646 2012-04-09 Cary Coutant <ccoutant@google.com>
3648 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
3651 2012-04-06 Ian Lance Taylor <iant@google.com>
3653 * timer.cc: #include <unistd.h>.
3655 2012-04-06 Roland McGrath <mcgrathr@google.com>
3657 * configure.in (AC_CHECK_HEADERS): Add locale.h.
3658 * config.in: Regenerate.
3659 * configure: Regenerate.
3661 2012-04-05 Nick Clifton <nickc@redhat.com>
3663 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
3664 (AM_LC_MESSAGES): Add.
3665 * aclocal.m4: Regenerate.
3666 * config.in: Regenerate.
3667 * configure: Regenerate.
3669 2012-03-21 Cary Coutant <ccoutant@google.com>
3671 * Makefile.am: Add gdb-index.cc, gdb-index.h.
3672 * Makefile.in: Regenerate.
3673 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
3674 (Sized_elf_reloc_mapper::symbol_section): New function.
3675 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
3676 (make_elf_reloc_mapper): New function.
3677 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
3678 (Dwarf_abbrev_table::do_read_abbrevs): New function.
3679 (Dwarf_abbrev_table::do_get_abbrev): New function.
3680 (Dwarf_ranges_table::read_ranges_table): New function.
3681 (Dwarf_ranges_table::read_range_list): New function.
3682 (Dwarf_pubnames_table::read_section): New function.
3683 (Dwarf_pubnames_table::read_header): New function.
3684 (Dwarf_pubnames_table::next_name): New function.
3685 (Dwarf_die::Dwarf_die): New function.
3686 (Dwarf_die::read_attributes): New function.
3687 (Dwarf_die::skip_attributes): New function.
3688 (Dwarf_die::set_name): New function.
3689 (Dwarf_die::set_linkage_name): New function.
3690 (Dwarf_die::attribute): New function.
3691 (Dwarf_die::string_attribute): New function.
3692 (Dwarf_die::int_attribute): New function.
3693 (Dwarf_die::uint_attribute): New function.
3694 (Dwarf_die::ref_attribute): New function.
3695 (Dwarf_die::child_offset): New function.
3696 (Dwarf_die::sibling_offset): New function.
3697 (Dwarf_info_reader::check_buffer): New function.
3698 (Dwarf_info_reader::parse): New function.
3699 (Dwarf_info_reader::do_parse): New function.
3700 (Dwarf_info_reader::do_read_string_table): New function.
3701 (Dwarf_info_reader::lookup_reloc): New function.
3702 (Dwarf_info_reader::get_string): New function.
3703 (Dwarf_info_reader::visit_compilation_unit): New function.
3704 (Dwarf_info_reader::visit_type_unit): New function.
3705 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
3706 Sized_elf_reloc_mapper.
3707 (Sized_dwarf_line_info::symbol_section): Remove function.
3708 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
3709 (Sized_dwarf_line_info::read_line_mappings): Remove object
3710 parameter, adjust callers.
3711 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
3712 * dwarf_reader.h: Include <sys/types.h>.
3713 (class Track_relocs): Remove forward declaration.
3714 (class Elf_reloc_mapper): New class.
3715 (class Sized_elf_reloc_mapper): New class.
3716 (class Dwarf_abbrev_table): New class.
3717 (class Dwarf_range_list): New class.
3718 (class Dwarf_ranges_table): New class.
3719 (class Dwarf_pubnames_table): New class.
3720 (class Dwarf_die): New class.
3721 (class Dwarf_info_reader): New class.
3722 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
3723 (Sized_dwarf_line_info::symbol_section): Remove member function.
3724 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
3726 * gdb-index.cc: New source file.
3727 * gdb-index.h: New source file.
3728 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
3729 and .debug_types sections, call Layout::add_to_gdb_index.
3730 (Sized_relobj_incr::do_section_name): Implement.
3731 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
3732 return type; Implement.
3733 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
3735 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
3736 parameter list and return type.
3737 (Sized_incr_dynobj::do_section_contents): Likewise.
3738 * layout.cc: Include gdb-index.h.
3739 (Layout::Layout): Initialize gdb_index_data_.
3740 (Layout::init_fixed_output_section): Check for .gdb_index section.
3741 (Layout::add_to_gdb_index): New function. Instantiate.
3742 * layout.h: Add forward declaration for class Gdb_index.
3743 (Layout::add_to_gdb_index): New member function.
3744 (Layout::gdb_index_data_): New data member.
3745 * main.cc: Include gdb-index.h.
3746 (main): Print statistics for gdb index.
3747 * object.cc (Object::section_contents): Move code into
3748 do_section_contents.
3749 (need_decompressed_section): Check for sections needed when building
3751 (build_compressed_section_map): Likewise.
3752 (Sized_relobj_file::do_read_symbols): Need local symbols when building
3754 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
3755 sections; call Layout::add_to_gdb_index.
3756 (Sized_relobj_file::do_decompressed_section_contents): Call
3757 do_section_contents directly.
3758 * object.h (Object::do_section_contents): Adjust parameter list and
3760 (Object::do_decompressed_section_contents): Call do_section_contents
3762 (Sized_relobj_file::do_section_contents): Adjust parameter list and
3764 * options.h (class General_options): Add --gdb-index option.
3765 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
3766 list and return type.
3767 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
3768 * reloc.h (Track_relocs::checkpoint): New function.
3769 (Track_relocs::reset): New function.
3771 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
3773 * testsuite/Makefile.in: Regenerate.
3774 * testsuite/gdb_index_test.cc: New test source file.
3775 * testsuite/gdb_index_test_1.sh: New test source file.
3776 * testsuite/gdb_index_test_2.sh: New test source file.
3778 2012-03-19 Doug Kwan <dougkwan@google.com>
3780 * arm.cc (Target_arm::do_define_standard_symbols): New method.
3781 (Target_arm::do_finalize_sections): Remove code which defines
3782 __exidx_start and __exidx_end. Make symbol table parameter
3783 anonymous as it is not used.
3784 * gold.cc (queue_middle_tasks): Call target hook to define any
3785 target-specific symbols.
3786 * target.h (Target::define_standard_symbols): New method.
3787 (Target::do_define_standard_symbols): Same.
3788 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
3789 * testsuite/Makefile.in: Regenerate.
3790 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
3792 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
3793 relocations are generated for __exidx_start and __exidx_end.
3795 2012-03-16 Doug Kwan <dougkwan@google.com>
3797 * testsuite/Makefile.am: Disable test initpri3b.
3798 * testsuite/Makefile.in: Regenerate.
3800 2012-03-15 Doug Kwan <dougkwan@google.com>
3802 * arm.cc (Target_arm::got_section): Make .got section read-only
3805 2012-03-15 Ian Lance Taylor <iant@google.com>
3808 * layout.cc (Layout::make_output_section): Correctly mark
3809 SHT_INIT_ARRAY, et. al., as relro.
3811 2012-03-14 Doug Kwan <dougkwan@google.com>
3813 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
3814 dynamic relocations for protected symbols in shared objects.
3816 2012-03-13 Ian Lance Taylor <iant@google.com>
3818 * resolve.cc (Symbol_table::resolve): When merging common symbols,
3819 keep the larger alignment.
3821 2012-03-12 Cary Coutant <ccoutant@google.com>
3823 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
3824 handling of DW_LNE_define_file.
3826 2012-03-12 Cary Coutant <ccoutant@google.com>
3828 * reduced_debug_output.cc
3829 (Output_reduced_debug_info_section::get_die_end): Add new FORM
3832 2012-02-29 Cary Coutant <ccoutant@google.com>
3834 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
3836 2012-02-29 Cary Coutant <ccoutant@google.com>
3838 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3839 Call Object::decompressed_section_contents.
3840 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
3842 (Sized_dwarf_line_info::buffer_start_): New data member.
3843 * merge.cc (Output_merge_data::do_add_input_section): Call
3844 Object::decompressed_section_contents.
3845 (Output_merge_string::do_add_input_section): Likewise.
3846 * object.cc (need_decompressed_section): New function.
3847 (build_compressed_section_map): Decompress sections needed later.
3848 (Sized_relobj_file::do_decompressed_section_contents): New function.
3849 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3850 * object.h (Object::decompressed_section_contents): New function.
3851 (Object::discard_decompressed_sections): New function.
3852 (Object::do_decompressed_section_contents): New function.
3853 (Object::do_discard_decompressed_sections): New function.
3854 (Compressed_section_info): New type.
3855 (Compressed_section_map): Include decompressed section contents.
3856 (Sized_relobj_file::do_decompressed_section_contents): New function.
3857 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3859 2012-02-16 Cary Coutant <ccoutant@google.com>
3861 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
3862 * testsuite/Makefile.in: Regenerate.
3864 2012-02-14 Cary Coutant <ccoutant@google.com>
3866 * options.cc (General_options::finalize): Disallow -pie and -static.
3868 2012-02-03 Doug Kwan <dougkwan@google.com>
3870 * arm.cc (Arm_relocate_functions::abs8,
3871 Arm_relocate_functions::abs16): Use
3872 Bits::has_signed_unsigned_overflow32.
3873 (Arm_relocate_functions::thm_abs8): Correct range of
3875 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
3878 2012-02-02 Doug Kwan <dougkwan@google.com>
3880 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
3881 position independent outputs, not just shared objects.
3883 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
3885 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
3886 * configure: Regenerated.
3888 2012-01-27 Ian Lance Taylor <iant@google.com>
3890 * reloc.h (Bits): New class with static functions, copied from
3891 namespace utils in arm.cc.
3892 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
3895 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3897 * incremental.cc (write_info_blocks): Correct relocation offset.
3899 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3901 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
3902 (Relocate::tls_gd_to_le): Likewise.
3904 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3906 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
3908 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3910 * configure.ac: Check if -mcmodel=medium works.
3911 * configure: Regenerated.
3913 2012-01-24 Cary Coutant <ccoutant@google.com>
3915 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
3917 (read_unsigned_LEB_128_x): ... this new function.
3918 (read_signed_LEB_128): Replaced with inline definition and ...
3919 (read_signed_LEB_128_x): ... this new function.
3920 * int_encoding.h (read_unsigned_LEB_128_x): New function.
3921 (read_unsigned_LEB_128): Add inline definition.
3922 (read_signed_LEB_128_x): New function.
3923 (read_signed_LEB_128): Add inline definition.
3924 * testsuite/Makefile.am (leb128_unittest): New unit test.
3925 * testsuite/Makefile.in: Regenerate.
3926 * testsuite/leb128_unittest.cc: New unit test.
3928 2012-01-23 Ian Lance Taylor <iant@google.com>
3931 * i386.cc (Target_i386::do_code_fill): When using a jmp
3932 instruction, pad with nop instructions.
3933 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3935 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
3937 * x86_64.cc (gc_process_relocs): Add typename on types used in
3939 (scan_relocs): Likewise.
3940 (relocate_section): Likewise.
3941 (apply_relocation): Likewise.
3943 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
3945 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
3946 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
3949 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
3951 * x86_64.cc: Initial support for x32.
3953 2012-01-03 Cary Coutant <ccoutant@google.com>
3955 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
3956 Use abstract base class for GOT.
3957 * gold/output.h (class Output_data_got_base): New abstract base class.
3958 (class Output_data_got): Derive from new base class, adjust ctors.
3959 (Output_data_got::reserve_slot): Make virtual; rename to
3960 do_reserve_slot; Adjust callers.
3961 * gold/target.h (Sized_target::init_got_plt_for_update): Return
3962 pointer to abstract base class.
3963 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
3965 2011-12-18 Ian Lance Taylor <iant@google.com>
3967 * object.h (Relobj::local_symbol_value): New function.
3968 (Relobj::local_plt_offset): New function.
3969 (Relobj::local_has_got_offset): New function.
3970 (Relobj::local_got_offset): New function.
3971 (Relobj::set_local_got_offset): New function.
3972 (Relobj::do_local_symbol_value): New pure virtual function.
3973 (Relobj::do_local_plt_offset): Likewise.
3974 (Relobj::do_local_has_got_offset): Likewise.
3975 (Relobj::do_local_got_offset): Likewise.
3976 (Relobj::do_set_local_got_offset): Likewise.
3977 (Sized_relobj::do_local_has_got_offset): Rename from
3978 local_has_got_offset.
3979 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
3980 (Sized_relobj::do_set_local_got_offset): Rename from
3981 set_local_got_offset.
3982 (Sized_relobj_file::do_local_plt_offset): Rename from
3984 (Sized_relobj_file::do_local_symbol_value): New function.
3985 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
3987 * output.cc (Output_data_got::Got_entry::write): Change object to
3988 Relobj. Use local_symbol_value.
3989 (Output_data_got::add_global_with_rel): Change rel_dyn to
3990 Output_data_reloc_generic*. Use add_global_generic.
3991 (Output_data_got::add_global_with_rela): Remove. Change all
3992 callers to use add_global_with_rel.
3993 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
3994 Output_data_reloc_generic*. Use add_global_generic.
3995 (Output_data_got::add_global_pair_with_rela): Remove. Change all
3996 callers to use add_global_pair_with_rel.
3997 (Output_data_got::add_local): Change object to Relobj*.
3998 (Output_data_got::add_local_plt): Likewise.
3999 (Output_data_got::add_local_with_rel): Change object to Relobj*,
4000 change rel_dyn to Output_data_reloc_generic*. Use
4002 (Output_data_got::add_local_with_rela): Remove. Change all
4003 callers to use all_local_with_rel.
4004 (Output_data_got::add_local_pair_with_rel): Change object to
4005 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
4006 add_output_section_generic.
4007 (Output_data_got::add_local_pair_with_rela): Remove. Change all
4008 callers to use add_local_pair_with_rel.
4009 (Output_data_got::reserve_local): Change object to Relobj*.
4010 * output.h: (class Output_data_reloc_generic): Add pure virtual
4011 declarations for add_global_generic, add_local_generic,
4012 add_output_section_generic.
4013 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
4014 functions for Output_data_reloc_generic. Update declarations for
4015 changes listed in output.cc.
4016 (class Output_data_got): Change template parameter to got_size.
4017 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
4018 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
4020 (Sized_relobj_incr::do_local_plt_offset): New function.
4021 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
4024 2011-12-17 Cary Coutant <ccoutant@google.com>
4026 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
4027 * resolve.cc (Symbol_table::resolve): Likewise.
4028 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
4030 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
4032 2011-12-16 Ian Lance Taylor <iant@google.com>
4034 * output.h (Output_data_reloc_generic::add): Only call
4035 add_dynamic_reloc if this is a dynamic reloc section.
4037 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
4040 * target-reloc.h (apply_relocation): Replace <64, false> with
4043 2011-11-25 Nick Clifton <nickc@redhat.com>
4045 * po/it.po: New Italian translation.
4047 2011-11-17 Sterling Augustine <saugustine@google.com>
4049 * script.cc (script_include_directive): Implement.
4050 (read_script_file): New local variables name and search_path. Update
4051 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
4052 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
4053 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
4055 2011-11-11 Sterling Augustine <saugustine@google.com>
4057 * yyscript.y (section_cmd): Add support for INCLUDE directive.
4058 (file_or_sections_cmd): Likewise.
4060 2011-11-11 Doug Kwan <dougkwan@google.com>
4062 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
4063 if --just-symbols is given.
4065 2011-11-10 Doug Kwan <dougkwan@google.com>
4068 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
4069 when processing data relocs.
4070 * reloc.h (Relocate_functions::rel_unaligned): New method.
4071 (Relocate_functions::pcrel_unaligned): Ditto.
4072 (Relocate_functions::rel32_unaligned): Ditto.
4073 (Relocate_functions::pcrel32_unaligned): Ditto.
4075 2011-11-09 Doug Kwan <dougkwan@google.com>
4078 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
4079 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
4080 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
4081 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
4082 (Relocate_functions::rel_unaligned): New.
4083 (Relocate_functions::rel32_unaligned): New.
4084 * target-reloc.h (relocate_for_relocatable): Add code to handle
4085 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
4086 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
4087 arm_unaligned_reloc_r): New targets.
4088 * testsuite/Makefile.in: Regenerate.
4089 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
4092 2011-11-02 Ian Lance Taylor <iant@google.com>
4094 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
4096 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
4097 * options.cc (General_options::finalize): Use library search path
4098 from configure script if specified. If not native and no sysroot,
4099 only search TOOLLIBDIR.
4100 * options.h (Search_directory::Search_directory): Change name to
4102 (General_options::add_to_library_path_with_sysroot): Change arg to
4104 * configure, Makefile.in, config.in: Rebuild.
4106 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4108 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
4109 we are working around the ARM1176 Erratum.
4110 * options.h (General_options::fix_arm1176): Add option.
4111 * testsuite/Makefile.am: Add testcases, and keep current ones
4113 * testsuite/Makefile.in: Regenerate.
4114 * testsuite/arm_fix_1176.s: New file.
4115 * testsuite/arm_fix_1176.sh: Likewise.
4117 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4119 * arm.cc (Target_arm::Target_arm): Remove initialisation of
4121 (Target_arm::may_use_blx): Remove method.
4122 (Target_arm::set_may_use_blx): Likewise.
4123 (Target_arm::may_use_v4t_interworking): New method.
4124 (Target_arm::may_use_v5t_interworking): Likewise.
4125 (Target_arm::may_use_blx_): Remove member variable.
4126 (Arm_relocate_functions::arm_branch_common): Check for v5T
4128 (Arm_relocate_functions::thumb_branch_common): Likewise.
4129 (Reloc_stub::stub_type_for_reloc): Likewise.
4130 (Target_arm::do_finalize_sections): Correct interworking checks.
4131 * testsuite/Makefile.am: Add new tests.
4132 * testsuite/Makefile.in: Regenerate.
4133 * testsuite/arm_farcall_arm_arm.s: New test.
4134 * testsuite/arm_farcall_arm_arm.sh: Likewise.
4135 * testsuite/arm_farcall_arm_thumb.s: Likewise.
4136 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
4137 * testsuite/arm_farcall_thumb_arm.s: Likewise.
4138 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
4139 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
4140 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
4142 2011-10-31 Cary Coutant <ccoutant@google.com>
4145 * expression.cc (Expression::eval_with_dot): Add
4146 is_section_dot_assignment parameter.
4147 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
4148 absolute and assigning to dot within a section.
4149 * script-sections.cc
4150 (Output_section_element_assignment::set_section_addresses): Pass
4151 dot_section to set_if_absolute.
4152 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
4153 as is_section_dot_assignment flag to eval_with_dot.
4154 (Output_section_element_dot_assignment::set_section_addresses):
4156 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
4157 parameter. Also set value if relative to dot_section; set the
4158 symbol's output_section.
4159 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
4160 parameter. Adjust all callers.
4161 (Expression::eval_maybe_dot): Likewise.
4162 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
4164 * testsuite/script_test_2.t: Test assignment of an absolute value
4165 to dot within an output section element.
4167 2011-10-31 Cary Coutant <ccoutant@google.com>
4169 * options.h (class General_options): Add --[no-]gnu-unique options.
4170 * symtab.cc (Symbol_table::sized_write_globals): Convert
4171 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
4173 2011-10-31 Cary Coutant <ccoutant@google.com>
4176 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
4177 unnecessary assertion.
4178 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
4180 2011-10-31 Sriraman Tallam <tmsriram@google.com>
4182 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
4184 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
4186 Change to just keep the section associated with symbol.
4187 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
4188 they are externally visible and --export-dynamic is turned on.
4189 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
4191 2011-10-19 Ian Lance Taylor <iant@google.com>
4194 * script-sections.cc
4195 (Output_section_element_dot_assignment::needs_output_section): New
4198 2011-10-19 Ian Lance Taylor <iant@google.com>
4201 * layout.cc (Layout::segment_precedes): Don't assert failure if a
4202 --section-start option was seen.
4203 * options.h (General_options::any_section_start): New function.
4205 2011-10-18 David S. Miller <davem@davemloft.net>
4208 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
4209 member to track relocation locations that have moved during TLS
4210 reloc optimizations.
4211 (Target_sparc::Relocate::Relocate): Initialize to NULL.
4212 (Target_sparc::Relocate::relocate): Adjust view down by 4
4213 bytes if it matches reloc_adjust_addr_.
4214 (Target_sparc::Relocate::relocate_tls): Always move the
4215 __tls_get_addr call delay slot instruction forward 4 bytes when
4216 performing relaxation.
4218 2011-10-18 Cary Coutant <ccoutant@google.com>
4220 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
4221 (Output_file::map_no_anonymous): Check for non-zero
4222 return code from posix_fallocate.
4224 2011-10-17 Cary Coutant <ccoutant@google.com>
4227 * plugin.cc (is_visible_from_outside): Check for symbols
4228 referenced from dynamic objects.
4229 * resolve.cc (Symbol_table::resolve): Don't count references
4230 from dynamic objects as references from real ELF files.
4231 * testsuite/plugin_test_2.sh: Adjust expected result.
4233 2011-10-17 Cary Coutant <ccoutant@google.com>
4235 * gold.cc: Include timer.h.
4236 (queue_middle_tasks): Stamp time.
4237 (queue_final_tasks): Likewise.
4238 * main.cc (main): Store timer in parameters. Print timers
4240 * parameters.cc (Parameters::Parameters): Initialize timer_.
4241 (Parameters::set_timer): New function.
4242 (set_parameters_timer): New function.
4243 * parameters.h (Parameters::set_timer): New function.
4244 (Parameters::timer): New function.
4245 (Parameters::timer_): New data member.
4246 (set_parameters_timer): New function.
4247 * timer.cc (Timer::stamp): New function.
4248 (Timer::get_pass_time): New function.
4249 * timer.h (Timer::stamp): New function.
4250 (Timer::get_pass_time): New function.
4251 (Timer::pass_times_): New data member.
4253 2011-10-17 Cary Coutant <ccoutant@google.com>
4255 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
4256 task for members of lib groups.
4258 2011-10-17 Cary Coutant <ccoutant@google.com>
4261 * fileread.cc (File_read::find_view): Add assert.
4262 (File_read::make_view): Move bounds check (replace with assert)...
4263 (File_read::find_or_make_view): ... to here.
4265 2011-10-12 Cary Coutant <ccoutant@google.com>
4267 * output.cc (Output_file::open_base_file): Handle case where
4268 ::read returns less than requested size.
4270 2011-10-10 Cary Coutant <ccoutant@google.com>
4272 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
4273 Initialize defined_count_.
4274 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
4275 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
4276 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
4277 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
4278 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4279 * incremental.h (Sized_relobj_incr::defined_count_): New data
4281 (Sized_incr_dynobj::defined_count_): New data member.
4282 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
4283 Return zeroes instead of internal error.
4285 2011-10-10 Cary Coutant <ccoutant@google.com>
4288 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
4289 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4290 * output.h (class Output_reloc): Add use_plt_offset flag.
4291 (Output_reloc::type_): Adjust size of bit field.
4292 (Output_reloc::use_plt_offset_): New bit field.
4293 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
4294 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
4295 flag. Adjust all callers.
4296 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
4297 creating RELATIVE relocations.
4299 2011-10-10 Nick Clifton <nickc@redhat.com>
4301 * po/es.po: Updated Spanish translation.
4302 * po/fi.po: Updated Finnish translation.
4304 2011-10-03 Diego Novillo <dnovillo@google.com>
4306 * options.cc (parse_uint): Fix dereference of RETVAL.
4308 2011-09-29 Sriraman Tallam <tmsriram@google.com>
4310 * layout.h (section_order_map_): New member.
4311 (get_section_order_map): New member function.
4312 * output.cc (Output_section::add_input_section): Check for patterns
4313 only when --section-ordering-file is specified.
4314 * gold.cc (queue_middle_tasks): Delay updating order of sections till
4315 output_sections have been formed.
4316 * layout.cc (Layout_Layout): Initialize section_order_map_.
4317 * plugin.cc (update_section_order): Store order in order_map. Do not
4319 * testsuite/Makefile.am: Add test case for plugin_final_layout.
4320 * testsuite/Makefile.in: Regenerate.
4321 * testsuite/plugin_section_order.c: New file.
4322 * testsuite/plugin_final_layout.cc: New file.
4323 * testsuite/plugin_final_layout.sh: New file.
4325 2011-09-29 Cary Coutant <ccoutant@google.com>
4327 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4329 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
4330 symbols during incremental update.
4331 (Symbol_table::add_from_dynobj): Likewise.
4333 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4334 Ian Lance Taylor <iant@google.com>
4336 * symtab.cc (Symbol_table::define_special_symbol): Always
4337 canonicalize version string.
4339 2011-09-26 Cary Coutant <ccoutant@google.com>
4341 * gold.cc (queue_initial_tasks): Move option checks ...
4342 * options.cc (General_options::finalize): ... to here. Disable
4343 some options; make others fatal.
4345 2011-09-26 Cary Coutant <ccoutant@google.com>
4348 * plugin.cc (get_symbols_v2): New function.
4349 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
4350 (is_referenced_from_outside): New function.
4351 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
4352 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
4353 (get_symbols): Pass version parameter.
4354 (get_symbols_v2): New function.
4355 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
4357 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
4358 (onload): Add LDPT_GET_SYMBOLS_V2.
4359 (all_symbols_read_hook): Use get_symbols_v2; check for
4360 LDPR_PREVAILING_DEF_IRONLY_EXP.
4361 * testsuite/plugin_test_3.sh: Update expected results.
4363 2011-09-23 Simon Baldwin <simonb@google.com>
4365 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
4366 configuration options.
4367 * configure: Regenerate.
4368 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
4369 * Makefile.in: Regenerate.
4370 * testsuite/Makefile.in: Regenerate.
4372 2011-09-19 Sriraman Tallam <tmsriram@google.com>
4374 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
4376 2011-09-19 Cary Coutant <ccoutant@google.com>
4378 * incremental.cc (can_incremental_update): Fix typo in comment.
4379 * incremental.h (can_incremental_update): Likewise.
4381 2011-09-18 Cary Coutant <ccoutant@google.com>
4383 * incremental.cc (can_incremental_update): New function.
4384 * incremental.h (can_incremental_update): New function.
4385 * layout.cc (Layout::init_fixed_output_section): Call it.
4386 (Layout::make_output_section): Don't allow patch space in .eh_frame.
4387 * object.cc (Sized_relobj_file::do_layout): Call
4388 can_incremental_update.
4390 2011-09-13 Cary Coutant <ccoutant@google.com>
4392 * configure.ac: Check for glibc support for gnu_indirect_function
4393 support with static linking, setting automake conditional
4395 * Makefile.in: Regenerate.
4396 * configure: Regenerate.
4398 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
4399 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
4401 * testsuite/Makefile.in: Regenerate.
4403 2011-09-13 Cary Coutant <ccoutant@google.com>
4405 * incremental.cc (Sized_relobj_incr::do_layout): Call
4406 report_comdat_group for kept comdat sections.
4407 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
4408 * testsuite/Makefile.in: Regenerate.
4409 * testsuite/incr_comdat_test_1.cc: New source file.
4410 * testsuite/incr_comdat_test_2_v1.cc: New source file.
4411 * testsuite/incr_comdat_test_2_v2.cc: New source file.
4412 * testsuite/incr_comdat_test_2_v3.cc: New source file.
4414 2011-09-13 Ian Lance Taylor <iant@google.com>
4416 * object.cc (Sized_relobj_file::do_layout): Remove unused local
4417 variable external_symbols_offset.
4419 2011-09-12 Ian Lance Taylor <iant@google.com>
4421 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
4422 triggered if object has no symbols.
4424 2011-09-09 David S. Miller <davem@davemloft.net>
4426 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
4427 (Output_fill_debug_line::do_write): Likewise.
4429 2011-08-29 Cary Coutant <ccoutant@google.com>
4431 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
4432 casts to match formatting specs.
4433 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
4435 2011-08-26 Cary Coutant <ccoutant@google.com>
4437 * layout.cc (Free_list::allocate): Provide guarantee of minimum
4438 remaining hole size when allocating.
4439 (Layout::make_output_section): Set fill methods for debug sections.
4440 * layout.h (Free_list::Free_list_node): Move from private to
4442 (Free_list::set_min_hole_size): New function.
4443 (Free_list::begin, Free_list::end): New functions.
4444 (Free_list::min_hole_): New data member.
4445 * output.cc: Include dwarf.h.
4446 (Output_fill_debug_info::do_minimum_hole_size): New function.
4447 (Output_fill_debug_info::do_write): New function.
4448 (Output_fill_debug_line::do_minimum_hole_size): New function.
4449 (Output_fill_debug_line::do_write): New function.
4450 (Output_section::Output_section): Initialize new data member.
4451 (Output_section::set_final_data_size): Ensure patch space is larger
4452 than minimum hole size.
4453 (Output_section::do_write): Fill holes in debug sections.
4454 * output.h (Output_fill): New class.
4455 (Output_fill_debug_info): New class.
4456 (Output_fill_debug_line): New class.
4457 (Output_section::set_free_space_fill): New function.
4458 (Output_section::free_space_fill_): New data member.
4459 * testsuite/Makefile.am (incremental_test_3): Add
4460 --incremental-patch option.
4461 (incremental_test_4): Likewise.
4462 (incremental_test_5): Likewise.
4463 (incremental_test_6): Likewise.
4464 (incremental_copy_test): Likewise.
4465 (incremental_common_test_1): Likewise.
4466 * testsuite/Makefile.in: Regenerate.
4468 2011-08-26 Nick Clifton <nickc@redhat.com>
4470 * po/es.po: Updated Spanish translation.
4472 2011-08-01 Cary Coutant <ccoutant@google.com>
4474 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
4475 * gold/testsuite/Makefile.in: Regenerate.
4476 * gold/testsuite/justsyms_exec.c: New source file.
4477 * gold/testsuite/justsyms_lib.c: New source file.
4479 2011-08-01 Cary Coutant <ccoutant@google.com>
4481 * layout.cc (Layout::set_segment_offsets): Don't realign text
4482 segment if -Ttext was specified.
4483 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
4485 * object.h (Sized_relobj_file::e_type): New function.
4486 (Sized_relobj_file::e_type_): New data member.
4487 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
4488 base address for ET_EXEC files.
4489 * target.cc (Target::do_make_elf_object_implementation): Allow
4490 ET_EXEC files with --just-symbols option.
4492 2011-07-28 Cary Coutant <ccoutant@google.com>
4494 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
4495 Add thread_number parameter.
4496 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
4497 * workqueue-threads.cc
4498 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
4499 current thread if its thread number is greater than desired thread
4501 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
4502 Add thread_number parameter.
4503 (Workqueue::should_cancel_thread): Likewise.
4504 (Workqueue::find_runnable_or_wait): Pass thread_number to
4505 should_cancel_thread.
4506 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
4509 2011-07-22 Sriraman Tallam <tmsriram@google.com>
4511 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
4512 only after checking if it cannot be forced local.
4513 * symtab.h (is_externally_visible): Check if the symbol is not forced
4516 2011-07-15 Ian Lance Taylor <iant@google.com>
4518 * options.h (class General_options): Add --print-output-format.
4519 Move -EL next to -EB, for better --help output.
4520 * target-select.cc: Include <cstdio>, "options.h", and
4522 (Target_selector::do_target_bfd_name): New function.
4523 (print_output_format): New function.
4524 * target-select.h (class Target_selector): Update declarations.
4525 (Target_selector::target_bfd_name): New function.
4526 (print_output_format): Declare.
4527 * main.cc: Include "target-select.h".
4528 (main): Handle --print-output-format.
4529 * gold.cc: Include "target-select.h".
4530 (queue_initial_tasks): Handle --print-output-format when there are
4532 * parameters.cc (parameters_force_valid_target): Give a better
4533 error message if -EB/-EL does not match target.
4534 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
4537 2011-07-15 Ian Lance Taylor <iant@google.com>
4539 * i386.cc (class Output_data_plt_i386): Add layout_ field.
4540 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
4541 (Output_data_plt_i386::do_write): Write address of .dynamic
4542 section to first entry in .got.plt section.
4543 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
4544 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
4546 (Output_data_plt_x86_64::do_write): Write address of .dynamic
4547 section to first entry in .got.plt section.
4548 * layout.h (Layout::dynamic_section): New function.
4550 2011-07-13 Sriraman Tallam <tmsriram@google.com>
4552 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
4554 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
4555 input_section_position_, and input_section_glob_.
4556 (read_layout_from_file): Call function section_ordering_specified.
4557 * layout.h (is_section_ordering_specified): New function.
4558 (section_ordering_specified): New function.
4559 (section_ordering_specified_): New boolean member.
4560 * main.cc(main): Call load_plugins after layout object is defined.
4561 * output.cc (Output_section::add_input_section): Use
4562 function section_ordering_specified to check if section ordering is
4564 * output.cc (Output_section::add_relaxed_input_section): Use
4565 function section_ordering_specified to check if section ordering is
4567 (Output_section::update_section_layout): New function.
4568 (Output_section::sort_attached_input_sections): Check if input section
4570 * output.h (Output_section::update_section_layout): New function.
4571 * plugin.cc (get_section_count): New function.
4572 (get_section_type): New function.
4573 (get_section_name): New function.
4574 (get_section_contents): New function.
4575 (update_section_order): New function.
4576 (allow_section_ordering): New function.
4577 (Plugin::load): Add the new interfaces to the transfer vector.
4578 (Plugin_manager::load_plugins): New parameter.
4579 (Plugin_manager::all_symbols_read): New parameter.
4580 (Plugin_manager::claim_file): New parameter. Save the elf object for
4582 (Plugin_manager::get_elf_object): New function.
4583 (Plugin_manager::get_view): Change to directly use the bool to check
4584 if get_view is called from claim_file_hook.
4585 * plugin.h (input_objects): New function
4586 (Plugin__manager::load_plugins): New parameter.
4587 (Plugin_manager::claim_file): New parameter.
4588 (Plugin_manager::get_elf_object): New function.
4589 (Plugin_manager::in_claim_file_handler): New function.
4590 (Plugin_manager::in_claim_file_handler_): New member.
4591 (layout): New function.
4592 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
4593 handler with an extra parameter. Make the elf object before calling
4595 * testsuite/plugin_test.c (get_section_count): New function pointer.
4596 (get_section_type): New function pointer.
4597 (get_section_name): New function pointer.
4598 (get_section_contents): New function pointer.
4599 (update_section_order): New function pointer.
4600 (allow_section_ordering): New function pointer.
4601 (onload): Check if the new interfaces exist.
4603 2011-07-13 Ian Lance Taylor <iant@google.com>
4605 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
4607 * x86_64.cc (Target_x86_64::got_section): Likewise.
4608 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
4609 (relro_now_test_SOURCES): New variable.
4610 (relro_now_test_DEPENDENCIES): New variable.
4611 (relro_now_test_LDFLAGS): New variable.
4612 (relro_now_test_LDADD): New variable.
4613 (relro_now_test.so): New target.
4614 * testsuite/Makefile.in: Rebuild.
4616 2011-07-12 Ian Lance Taylor <iant@google.com>
4619 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
4620 GLOB_DAT relocation rather than a RELATIVE relocation for a
4621 protected symbol when creating a shared library.
4622 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4623 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
4624 * testsuite/protected_main_1.cc (main): Test that protected
4625 function has same address.
4627 2011-07-11 Ian Lance Taylor <iant@google.com>
4630 * options.h (class General_options): Add -Bgroup.
4631 * options.cc (General_options::finalize): If -Bgroup is set,
4632 default to --unresolved-symbols=report-all.
4633 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
4634 * target-reloc.h (issue_undefined_symbol_error): Handle
4635 --unresolved-symbols=report-all.
4637 2011-07-08 Ian Lance Taylor <iant@google.com>
4640 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
4641 if linker script discards key sections.
4642 (Layout::create_dynamic_symtab): Likewise.
4643 (Layout::assign_local_dynsym_offsets): Likewise.
4644 (Layout::sized_create_version_sections): Likewise.
4645 (Layout::create_interp): Likewise.
4646 (Layout::finish_dynamic_section): Likewise.
4647 (Layout::set_dynamic_symbol_size): Likewise.
4649 2011-07-08 Ian Lance Taylor <iant@google.com>
4652 * options.h (class General_options): Add --unresolved-symbols.
4653 * target-reloc.h (issue_undefined_symbol_error): Check
4654 --unresolved-symbols. Add comments.
4656 2011-07-08 Ian Lance Taylor <iant@google.com>
4658 * testsuite/odr_violation2.cc (Ordering::operator()): Make
4659 expression more complex.
4661 2011-07-08 Ian Lance Taylor <iant@google.com>
4664 * target-reloc.h (issue_undefined_symbol_error): New inline
4665 function, broken out of relocate_section.
4666 (relocate_section): Call issue_undefined_symbol_error.
4667 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
4668 there is no TLS segment if we are about to issue an undefined
4670 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
4672 2011-07-08 Ian Lance Taylor <iant@google.com>
4675 * resolve.cc (Symbol_table::should_override): Add fromtype
4676 parameter. Change all callers. Give error when linking together
4677 TLS and non-TLS symbol.
4678 (Symbol_table::should_override_with_special): Add fromtype
4679 parameter. Change all callers.
4680 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
4681 there is no TLS segment if we have reported some errors.
4682 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
4684 2011-07-08 Ian Lance Taylor <iant@google.com>
4687 * target.h (Target::plt_address_for_global): New function.
4688 (Target::plt_address_for_local): New function.
4689 (Target::plt_section_for_global): Remove.
4690 (Target::plt_section_for_local): Remove.
4691 (Target::do_plt_address_for_global): New virtual function.
4692 (Target::do_plt_address_for_local): New virtual function.
4693 (Target::do_plt_section_for_global): Remove.
4694 (Target::do_plt_section_for_local): Remove.
4695 (Target::register_global_plt_entry): Add Symbol_table and Layout
4697 * output.cc (Output_data_got::Got_entry::write): Use
4698 plt_address_for_global and plt_address_for_local.
4699 * layout.cc (Layout::add_target_dynamic_tags): Use size and
4700 address of output section.
4701 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
4702 got_irelative_, and irelative_count_ fields. Update
4704 (Output_data_plt_i386::has_irelative_section): New function.
4705 (Output_data_plt_i386::entry_count): Add irelative_count_.
4706 (Output_data_plt_i386::set_final_data_size): Likewise.
4707 (class Target_i386): Add got_irelative_ and rel_irelative_
4708 fields. Update declarations.
4709 (Target_i386::Target_i386): Initialize new fields.
4710 (Target_i386::do_plt_address_for_global): New function replacing
4711 do_plt_section_for_global.
4712 (Target_i386::do_plt_address_for_local): New function replacing
4713 do_plt_section_for_local.
4714 (Target_i386::got_section): Create got_irelative_.
4715 (Target_i386::rel_irelative_section): New function.
4716 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
4717 fields. Don't define __rel_iplt_{start,end}.
4718 (Output_data_plt_i386::add_entry): Add symtab and layout
4719 parameters. Change all callers. Use different PLT and GOT for
4721 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
4722 layout parameters. Change all callers. Use different PLT and
4724 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
4725 (Output_data_plt_i386::rel_irelative): New function.
4726 (Output_data_plt_i386::address_for_global): New function.
4727 (Output_data_plt_i386::address_for_local): New function.
4728 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
4729 IRELATIVE GOT when changing IFUNC GOT entries.
4730 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
4732 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
4733 if we didn't create an IRELATIVE GOT.
4734 (Target_i386::Relocate::relocate): Use plt_address_for_global and
4735 plt_address_for_local.
4736 (Target_i386::do_dynsym_value): Use plt_address_for_global.
4737 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
4738 got_irelative_, and irelative_count_ fields. Update
4740 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
4741 Initialize new fields. Remove symtab parameter. Change all
4743 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
4745 (Output_data_plt_x86_64::has_irelative_section): New function.
4746 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
4747 (class Target_x86_64): Add got_irelative_ and rel_irelative_
4748 fields. Update declarations.
4749 (Target_x86_64::Target_x86_64): Initialize new fields.
4750 (Target_x86_64::do_plt_address_for_global): New function replacing
4751 do_plt_section_for_global.
4752 (Target_x86_64::do_plt_address_for_local): New function replacing
4753 do_plt_section_for_local.
4754 (Target_x86_64::got_section): Create got_irelative_.
4755 (Target_x86_64::rela_irelative_section): New function.
4756 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
4757 all callers. Don't create __rel_iplt_{start,end}.
4758 (Output_data_plt_x86_64::add_entry): Add symtab and layout
4759 parameters. Change all callers. Use different PLT and GOT for
4761 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
4762 layout parameters. Change all callers. Use different PLT and
4764 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
4765 parameters. Change all callers. Use different PLT and GOT for
4767 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
4768 (Output_data_plt_x86_64::rela_irelative): New function.
4769 (Output_data_plt_x86_64::address_for_global): New function.
4770 (Output_data_plt_x86_64::address_for_local): New function.
4771 (Output_data_plt_x86_64::set_final_data_size): Likewise.
4772 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
4773 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
4774 (Target_x86_64::register_global_plt_entry): Add symtab and layout
4776 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
4778 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
4779 symbols if we didn't create an IRELATIVE GOT.
4780 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
4781 plt_address_for_local.
4782 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
4783 * testsuite/ifuncvar1.c: New test file.
4784 * testsuite/ifuncvar2.c: New test file.
4785 * testsuite/ifuncvar3.c: New test file.
4786 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
4787 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
4788 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
4789 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
4790 * testsuite/Makefile.in: Rebuild.
4792 2011-07-07 Cary Coutant <ccoutant@google.com>
4794 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
4795 (two_file_test_1_ndebug.o): Likewise.
4796 (two_file_test_1b_ndebug.o): Likewise.
4797 (two_file_test_2_ndebug.o): Likewise.
4798 (two_file_test_main_ndebug.o): Likewise.
4799 (incremental_test_2): Link with no-debug versions.
4801 2011-07-06 Cary Coutant <ccoutant@google.com>
4803 * gold/incremental.cc
4804 (Output_section_incremental_inputs::write_info_blocks): Check for
4805 hidden and internal symbols.
4807 2011-07-06 Cary Coutant <ccoutant@google.com>
4809 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
4810 Check disposition for startup file.
4811 (Incremental_inputs::report_command_line): Ignore
4812 --incremental-startup-unchanged option.
4813 * options.cc (General_options::parse_incremental_startup_unchanged):
4815 (General_options::General_options): Initialize new data member.
4816 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
4817 (General_options): Add --incremental-startup-unchanged option.
4818 (General_options::incremental_startup_disposition): New function.
4819 (General_options::incremental_startup_disposition_): New data member.
4821 2011-07-06 Cary Coutant <ccoutant@google.com>
4823 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
4824 input file index to Script_info ctor.
4825 (Sized_incremental_binary::do_file_has_changed): Find the
4826 command-line argument for files named in scripts.
4827 * incremental.h (Script_info::Script_info): New ctor
4828 with input file index.
4829 (Script_info::input_file_index): New function.
4830 (Script_info::input_file_index_): New data member.
4831 (Incremental_binary::get_library): Add const.
4832 (Incremental_binary::get_script_info): Add const.
4833 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
4834 * testsuite/Makefile.am (incremental_test_5): New test case.
4835 (incremental_test_6): New test case.
4836 * testsuite/Makefile.in: Regenerate.
4838 2011-07-06 Cary Coutant <ccoutant@google.com>
4840 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
4841 debug output when command lines differ.
4843 2011-07-06 Cary Coutant <ccoutant@google.com>
4845 * incremental.cc (Incremental_inputs::report_command_line): Ignore
4846 --incremental-patch option.
4847 * layout.cc (Free_list::allocate): Extend allocation beyond original
4849 (Layout::make_output_section): Mark sections that should get
4851 * options.cc (parse_percent): New function.
4852 * options.h (parse_percent): New function.
4853 (DEFINE_percent): New macro.
4854 (General_options): Add --incremental-patch option.
4855 * output.cc (Output_section::Output_section): Initialize new data
4857 (Output_section::add_input_section): Print section name when out
4859 (Output_section::add_output_section_data): Likewise.
4860 (Output_section::set_final_data_size): Add patch space when
4861 doing --incremental-full.
4862 (Output_section::do_reset_address_and_file_offset): Remove patch
4864 (Output_segment::set_section_list_addresses): Print debug output
4865 only if --incremental-update.
4866 * output.h (Output_section::set_is_patch_space_allowed): New function.
4867 (Output_section::is_patch_space_allowed_): New data member.
4868 (Output_section::patch_space_): New data member.
4869 * parameters.cc (Parameters::incremental_full): New function.
4870 * parameters.h (Parameters::incremental_full): New function
4871 * testsuite/Makefile.am (incremental_test_2): Add test for
4872 --incremental-patch option.
4873 * testsuite/Makefile.in: Regenerate.
4874 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
4875 (t18): Remove function body.
4877 2011-07-05 Doug Kwan <dougkwan@google.com>
4880 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
4881 Arm_Address type for relocation result.
4882 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
4884 (Arm_relocate_functions::abs32): Use unaligned access.
4885 (Arm_relocate_functions::rel32): Ditto.
4886 (Arm_relocate_functions::prel31): Ditto.
4887 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
4888 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
4889 static data relocations.
4890 * testsuite/Makefile.in: Regnerate.
4891 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
4893 2011-07-05 Ian Lance Taylor <iant@google.com>
4896 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
4897 symbols if necessary.
4898 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4900 2011-07-05 Ian Lance Taylor <iant@google.com>
4903 * resolve.cc (Symbol::override_base_with_special): Simply override
4904 version with special symbol version, ignoring previous version.
4906 2011-07-05 Ian Lance Taylor <iant@google.com>
4908 * object.cc (Sized_relobj_file::include_section_group): Add
4909 information to comment about signature location.
4911 2011-07-02 Ian Lance Taylor <iant@google.com>
4914 * options.h (class General_options): Add -f and -F.
4915 * options.cc (General_options::finalize): Fatal error if -f/-F
4916 are used without -shared.
4917 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
4919 2011-07-02 Ian Lance Taylor <iant@google.com>
4921 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
4923 2011-07-01 Ian Lance Taylor <iant@google.com>
4927 * resolve.cc (Symbol::override_base_with_special): Don't override
4928 the version if the overriding symbol has a different name.
4929 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
4930 all callers. If we give an error about an undefined version,
4931 define the base version if necessary.
4932 * dynobj.h (class Versions): Update declaration.
4933 * testsuite/weak_alias_test_5.cc: New file.
4934 * testsuite/weak_alias_test.script: New file.
4935 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
4936 and versioned_alias have the right value, and call t2.
4937 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
4938 weak_alias_test_5.so.
4939 (weak_alias_test_LDADD): Likewise.
4940 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
4941 * testsuite/Makefile.in: Rebuild.
4943 2011-07-01 Ian Lance Taylor <iant@google.com>
4946 * options.h (class General_options): Support -z notext.
4947 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
4949 (two_file_shared_nonpic.so): Likewise.
4950 (two_file_shared_mixed.so): Likewise.
4951 (two_file_shared_mixed_1.so): Likewise.
4952 (weak_undef_lib_nonpic.so): Likewise.
4953 (alt/weak_undef_lib_nonpic.so): Likewise.
4954 (tls_test_shared_nonpic.so): Likewise.
4955 * testsuite/Makefile.in: Rebuild.
4957 2011-07-01 Ian Lance Taylor <iant@google.com>
4960 * configure.ac: Test whether static linking works, setting
4961 the automake conditional HAVE_STATIC.
4962 * testsuite/Makefile.am: Disable tests using -static if
4963 HAVE_STATIC is not true.
4964 * configure, testsuite/Makefile.in: Rebuild.
4966 2011-07-01 Ian Lance Taylor <iant@google.com>
4969 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
4970 Assert if we see DW_EH_PE_indirect.
4971 * target.h (Target::ehframe_datarel_base): New function.
4972 (Target::do_ehframe_datarel_base): New target function.
4973 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
4974 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
4977 2011-07-01 Ian Lance Taylor <iant@google.com>
4980 * options.h (class General_options): Add
4981 --ld-generated-unwind-info.
4982 * ehframe.cc (Fde::write): Add address parameter. Change all
4983 callers. If associated with PLT, fill in address and size.
4984 (Cie::set_output_offset): Only add merge mapping if there is an
4986 (Cie::write): Add address parameter. Change all callers.
4987 (Eh_frame::add_ehframe_for_plt): New function.
4988 * ehframe.h (class Fde): Update declarations. Move shndx_ and
4989 input_offset_ fields into union u_, with new plt field.
4990 (Fde::Fde): Adjust for new union field.
4991 (Fde::Fde) [Output_data version]: New constructor.
4992 (Fde::add_mapping): Only add merge mapping if there is an object.
4993 (class Cie): Update declarations.
4994 (class Eh_frame): Declare add_ehframe_for_plt.
4995 * layout.cc (Layout::layout_eh_frame): Break out code into
4996 make_eh_frame_section, and call it.
4997 (Layout::make_eh_frame_section): New function.
4998 (Layout::add_eh_frame_for_plt): New function.
4999 * layout.h (class Layout): Update declarations.
5000 * merge.cc (Merge_map::add_mapping): Add assertion.
5001 * i386.cc: Include "dwarf.h".
5002 (class Output_data_plt_i386): Make first_plt_entry,
5003 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
5004 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
5005 and plt_eh_frame_fde.
5006 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
5007 boundary. Call add_eh_frame_for_plt if appropriate.
5008 * x86_64.cc: Include "dwarf.h".
5009 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
5010 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
5011 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
5012 and plt_eh_frame_fde.
5013 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
5016 2011-06-29 Ian Lance Taylor <iant@google.com>
5019 * object.cc (Sized_relobj_file::layout_section): Change shdr
5020 parameter to be const.
5021 (Sized_relobj_file::layout_eh_frame_section): New function, broken
5023 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
5024 appropriate. Call layout_eh_frame_section.
5025 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
5027 * object.h (class Sized_relobj_file): Update declarations.
5029 2011-06-29 Ian Lance Taylor <iant@google.com>
5032 * script.cc (Token::integer_value): Accept trailing M/m/K/k
5034 (Lex::gather_token): Accept trailing M/m/K/k for integers.
5036 2011-06-29 Ian Lance Taylor <iant@google.com>
5039 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
5041 * layout.cc (Layout::layout_eh_frame): Likewise.
5043 2011-06-29 Ian Lance Taylor <iant@google.com>
5046 * layout.cc (Layout::symtab_section_shndx): New function.
5047 * layout.h (class Layout): Declare symtab_section_shndx.
5048 * output.cc (Output_section::write_header): Call it.
5050 2011-06-29 Ian Lance Taylor <iant@google.com>
5053 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
5054 symbols which are not used in a relocation.
5056 2011-06-28 Ian Lance Taylor <iant@google.com>
5059 * layout.cc (Layout::segment_precedes): Don't crash if a linker
5060 script create indistinguishable segments.
5061 (Layout::set_segment_offsets): Use stable_sort when sorting
5062 segments. Pass this to Compare_segments constructor.
5063 * layout.h (class Layout): Make segment_precedes non-static.
5064 (class Compare_segments): Change from struct to class. Add
5065 layout_ field. Add constructor.
5066 * script-sections.cc
5067 (Script_sections::attach_sections_using_phdrs_clause): Rename
5068 local orphan to is_orphan. Don't report failure to put empty
5069 section in segment. On attachment failure, report name of
5070 section, and attach to first PT_LOAD segment.
5072 2011-06-28 Ian Lance Taylor <iant@google.com>
5075 * target-select.cc (Target_selector::Target_selector): Add
5076 emulation parameter. Change all callers.
5077 (select_target_by_bfd_name): Rename from select_target_by_name.
5079 (select_target_by_emulation): New function.
5080 (supported_emulation_names): New function.
5081 * target-select.h (class Target_selector): Add emulation_ field.
5082 Update declarations.
5083 (Target_selector::recognize_by_bfd_name): Rename from
5084 recognize_by_name. Change all callers.
5085 (Target_selector::supported_bfd_names): Rename from
5086 supported_names. Change all callers.
5087 (Target_selector::recognize_by_emulation): New function.
5088 (Target_selector::supported_emulations): New function.
5089 (Target_selector::emulation): New function.
5090 (Target_selector::do_recognize_by_bfd_name): Rename from
5091 do_recognize_by_name. Change all callers.
5092 (Target_selector::do_supported_bfd_names): Rename from
5093 do_supported_names. Change all callers.
5094 (Target_selector::do_recognize_by_emulation): New function.
5095 (Target_selector::do_supported_emulations): New function.
5096 (select_target_by_bfd_name): Change name in declaration.
5097 (select_target_by_emulation): Declare.
5098 (supported_emulation_names): Declare.
5099 * parameters.cc (parameters_force_valid_target): Try to find
5100 target based on emulation from -m option.
5101 * options.h (class General_options): Change doc string for -m.
5102 * options.cc (help): Print emulations.
5103 (General_options::parse_V): Likewise.
5104 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
5105 Add emulation parameter. Change all callers.
5107 2011-06-28 Ian Lance Taylor <iant@google.com>
5109 * target.h (class Target): Add osabi_ field.
5110 (Target::osabi): New function.
5111 (Target::set_osabi): New function.
5112 (Target::Target): Initialize osabi_.
5113 (Target::do_adjust_elf_header): Make pure virtual.
5114 (Sized_target::do_adjust_elf_header): Declare.
5115 * target.cc (Sized_target::do_adjust_elf_header): New function.
5116 (class Sized_target): Instantiate all versions.
5117 * freebsd.h (class Target_freebsd): Remove.
5118 (Target_selector_freebsd::do_recognize): Call set_osabi on
5120 (Target_selector_freebsd::do_recognize_by_name): Likewise.
5121 (Target_selector_freebsd::set_osabi): Remove.
5122 * i386.cc (class Target_i386): Inherit from Sized_target rather
5123 than Target_freebsd.
5124 * x86_64.cc (class Target_x86_64): Likewise.
5126 2011-06-28 Ian Lance Taylor <iant@google.com>
5128 * target.h (Target::can_check_for_function_pointers): Rewrite.
5130 (Target::can_icf_inline_merge_sections): Likewise.
5131 (Target::section_may_have_icf_unsafe_poineters): Likewise.
5132 (Target::Target_info): Add can_icf_inline_merge_sections field.
5133 (Target::do_can_check_for_function_pointers): New virtual
5135 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
5136 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
5137 from can_check_for_function_pointers, move in file.
5138 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
5139 section_may_have_icf_unsafe_poineters, move in file.
5140 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
5141 * i386.cc (Target_i386::do_can_check_for_function_pointers):
5142 Rename from can_check_for_function_pointers, move in file.
5143 (Target_i386::can_icf_inline_merge_sections): Remove.
5144 (Target_i386::i386_info): Initialize
5145 can_icf_inline_merge_sections.
5146 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5147 Initialize can_icf_inline_merge_sections.
5148 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
5149 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
5150 Rename from can_check_for_function_pointers, move in file.
5151 (Target_x86_64::can_icf_inline_merge_sections): Remove.
5152 (Target_x86_64::x86_64_info): Initialize
5153 can_icf_inline_merge_sections.
5154 * testsuite/testfile.cc (Target_test::test_target_info):
5156 * icf.cc (get_section_contents): Correct formatting.
5158 2011-06-27 Ian Lance Taylor <iant@google.com>
5160 * symtab.cc (Symbol::versioned_name): New function.
5161 (Symbol_table::add_to_final_symtab): Use versioned_name when
5163 (Symbol_table::sized_write_symbol): Likewise.
5164 * symtab.h (class Symbol): Declare versioned_name.
5165 * stringpool.h (class Stringpool_template): Add variant of add
5166 which takes a std::basic_string.
5167 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
5168 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
5169 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
5170 (ver_test_12.o): New target.
5171 * testsuite/Makefile.in: Rebuild.
5173 2011-06-27 Doug Kwan <dougkwan@google.com>
5175 * arm.cc (Arm_relocate_functions::thm_jump8,
5176 Arm_relocate_functions::thm_jump11): Use a wider signed
5177 type to compute offset.
5178 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
5180 * testsuite/Makefile.in: Regenerate.
5181 * testsuite/arm_branch_in_range.sh: Check test results of
5182 arm_thm_jump11 and arm_thm_jump8.
5183 * testsuite/arm_thm_jump11.s: New test source file.
5184 * testsuite/arm_thm_jump11.t: New linker script.
5185 * testsuite/arm_thm_jump8.s: New test source file.
5186 * testsuite/arm_thm_jump8.t: New linker script.
5188 2011-06-24 Ian Lance Taylor <iant@google.com>
5190 * layout.cc: Include "object.h".
5191 (ctors_sections_in_init_array): New static variable.
5192 (Layout::is_ctors_in_init_array): New function.
5193 (Layout::layout): Add entry to ctors_sections_in_init_array if
5195 * layout.h (class Layout): Declare is_ctors_in_init_array.
5196 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
5197 is_ctors_reverse_view is set.
5198 (Sized_relobj_file::write_sections): Add layout parameter. Change
5199 all callers. Set is_ctors_reverse_view field of View_size.
5200 (Sized_relobj_file::reverse_words): New function.
5201 * object.h (Sized_relobj_file::View_size): Add
5202 is_ctors_reverse_view field.
5203 (class Sized_relobj_file): Update declarations.
5204 * testsuite/initpri3.c: New test.
5205 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
5207 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
5208 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
5209 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
5210 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
5211 * testsuite/Makefile.in: Rebuild.
5213 2011-06-24 Cary Coutant <ccoutant@google.com>
5215 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
5216 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
5217 (debug_msg_cdebug.err): New targets.
5218 * testsuite/Makefile.in: Regenerate.
5219 * testsuite/debug_msg.sh: Check output of link with compressed debug.
5220 Fix checks for link with shared library.
5222 2011-06-24 Doug Kwan <dougkwan@google.com>
5224 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
5225 skip empty text sections.
5226 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
5228 2011-06-22 Ian Lance Taylor <iant@google.com>
5231 * options.h (class General_options): Add --ctors-in-init-array.
5232 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
5233 friends as SHT_PROGBITS for merging sections.
5234 (Layout::layout): Remove special handling of .init_array and
5235 friends. Don't sort if doing relocatable link. Sort for .ctors
5236 and .dtors if ctors_in_init_array.
5237 (Layout::make_output_section): Force correct section types for
5238 .init_array and friends. Don't sort if doing relocatable link,
5239 Don't sort .ctors and .dtors if ctors_in_init_array.
5240 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
5241 (Layout::output_section_name): Add relobj parameter. Change all
5242 callers. Handle .ctors. and .dtors. in code rather than table.
5243 Handle .ctors and .dtors if ctors_in_init_array.
5244 (Layout::match_file_name): New function, moved from output.cc.
5245 * layout.h (class Layout): Update declarations.
5246 * output.cc: Include "layout.h".
5247 (Input_section_sort_entry::get_priority): New function.
5248 (Input_section_sort_entry::match_file_name): Just call
5249 Layout::match_file_name.
5250 (Output_section::Input_section_sort_init_fini_compare::operator()):
5251 Handle .ctors and .dtors. Sort by explicit priority rather than
5253 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
5254 * testsuite/initpri2.c: New test.
5255 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
5256 (check_PROGRAMS): Add initpri2.
5257 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
5258 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
5259 * configure, testsuite/Makefile.in: Rebuild.
5261 2011-06-19 Ian Lance Taylor <iant@google.com>
5264 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
5265 .interp section to a PT_INTERP segment even if we have seen a
5266 --dynamic-linker option. Don't do it if we have seen a PHDRS
5267 clause in a linker script.
5268 (Layout::finalize): Don't create a .interp section if we've
5269 already create a PT_INTERP segment.
5270 (Layout::create_interp): Always call choose_output_section (revert
5271 patch of 2011-06-17). Don't create PT_INTERP segment.
5272 * script-sections.cc
5273 (Script_sections::create_note_and_tls_segments): Add a .interp
5274 section to a PT_INTERP segment even if we have seen a
5275 --dynamic-linker option.
5277 2011-06-18 Ian Lance Taylor <iant@google.com>
5279 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
5280 merely because a non-PT_LOAD segment has a dynamic reloc.
5282 2011-06-18 Ian Lance Taylor <iant@google.com>
5284 * layout.cc (Layout::finish_dynamic_section): Don't create
5285 DT_FLAGS entry if not needed.
5287 2011-06-18 Ian Lance Taylor <iant@google.com>
5290 * layout.cc (Layout::layout_eh_frame): Correct handling of
5291 writable .eh_frame section.
5293 2011-06-17 Ian Lance Taylor <iant@google.com>
5296 * resolve.cc (Symbol_table::resolve): Don't give an error if a
5297 symbol is redefined with the exact same object and value.
5299 2011-06-17 Ian Lance Taylor <iant@google.com>
5302 * layout.h (class Layout): Add interp_segment_ field.
5303 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
5304 (Layout::attach_allocated_section_to_segment): If making shared
5305 library, put .interp section in PT_INTERP segment.
5306 (Layout::finalize): Also call create_interp if -dynamic-linker
5308 (Layout::create_interp): Assert that there is no PT_INTERP
5309 segment. If not using a SECTIONS clause, use make_output_section.
5310 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
5311 * script-sections.cc
5312 (Script_sections::create_note_and_tls_segments): If making shared
5313 library, put .interp section in PT_INTERP segment.
5315 2011-06-17 Ian Lance Taylor <iant@google.com>
5317 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
5318 when making a shared library.
5320 2011-06-17 Ian Lance Taylor <iant@google.com>
5322 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
5323 parameter. Change all callers. Don't issue warning about PC32
5324 against locally defined symbol.
5326 2011-06-16 Ian Lance Taylor <iant@google.com>
5328 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
5329 occurs in same object.
5331 2011-06-14 Alan Modra <amodra@gmail.com>
5333 * po/POTFILES.in: Regenerate.
5335 2011-06-09 Ian Lance Taylor <iant@google.com>
5337 * script-sections.cc
5338 (Orphan_output_section::set_section_addresses): For a relocatable
5339 link set address to 0.
5341 2011-06-09 Cary Coutant <ccoutant@google.com>
5344 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
5345 used with --compress-debug-sections.
5346 * gold/object.cc (Sized_relobj_file::do_layout): Report
5347 uncompressed size of compressed input sections.
5349 2011-06-08 Cary Coutant <ccoutant@google.com>
5352 * testsuite/two_file_test_2_v1.cc: Change initialization of
5353 v2 to keep it in .data.
5355 2011-06-07 Cary Coutant <ccoutant@google.com>
5357 * common.cc (Symbol_table::do_allocate_commons_list): Call
5359 * errors.cc (Errors::fatal): Adjust call to gold_exit.
5360 (Errors::fallback): New function.
5361 (gold_fallback): New function.
5362 * errors.h (Errors::fallback): New function.
5363 * gold.cc (gold_exit): Change status parameter to enum; adjust
5365 (queue_initial_tasks): Call gold_fallback.
5366 * gold.h: Include cstdlib.
5367 (Exit_status): New enum type.
5368 (gold_exit): Change status parameter to enum.
5369 (gold_fallback): New function.
5370 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
5371 (Layout::create_symtab_sections): Likewise.
5372 (Layout::create_shdrs): Likewise.
5373 * main.cc (main): Adjust call to gold_exit.
5374 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
5375 (Output_data_got::add_got_entry_pair): Likewise.
5376 (Output_section::add_input_section): Likewise.
5377 (Output_section::add_output_section_data): Likewise.
5378 (Output_segment::set_section_list_addresses): Likewise.
5379 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
5381 2011-06-07 Cary Coutant <ccoutant@google.com>
5383 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
5384 for incremental links.
5385 * output.cc (Output_segment::set_section_list_addresses): Remove
5386 FIXME and test for TLS or BSS.
5388 2011-06-07 Cary Coutant <ccoutant@google.com>
5390 * testsuite/Makefile.am: Add incremental_copy_test,
5391 incremental_common_test_1.
5392 * testsuite/Makefile.in: Regenerate.
5393 * testsuite/common_test_1_v1.c: New source file.
5394 * testsuite/common_test_1_v2.c: New source file.
5395 * testsuite/copy_test_v1.cc: New source file.
5397 2011-06-07 Cary Coutant <ccoutant@google.com>
5399 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
5400 update, allocate common from bss section's free list.
5401 * incremental-dump.cc (dump_incremental_inputs): Print flag for
5402 linker-defined symbols.
5403 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
5404 Skip GOT and PLT entries that are no longer referenced.
5405 (Output_section_incremental_inputs::write_info_blocks): Mark
5406 linker-defined symbols.
5407 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
5408 * output.cc (Output_section::allocate): New function.
5409 * output.h (Output_section::allocate): New function.
5410 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
5411 linker-defined symbols.
5412 (Symbol::override_base_with_special): Copy is_predefined_ flag.
5413 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
5414 (Symbol::init_base_output_data): Likewise.
5415 (Symbol::init_base_output_segment): Likewise.
5416 (Symbol::init_base_constant): Likewise.
5417 (Sized_symbol::init_output_data): Likewise.
5418 (Sized_symbol::init_output_segment): Likewise.
5419 (Sized_symbol::init_constant): Likewise.
5420 (Symbol_table::do_define_in_output_data): Likewise.
5421 (Symbol_table::do_define_in_output_segment): Likewise.
5422 (Symbol_table::do_define_as_constant): Likewise.
5423 * symtab.h (Symbol::is_predefined): New function.
5424 (Symbol::init_base_output_data): Add is_predefined parameter.
5425 (Symbol::init_base_output_segment): Likewise.
5426 (Symbol::init_base_constant): Likewise.
5427 (Symbol::is_predefined_): New data member.
5428 (Sized_symbol::init_output_data): Add is_predefined parameter.
5429 (Sized_symbol::init_output_segment): Likewise.
5430 (Sized_symbol::init_constant): Likewise.
5431 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
5433 2011-06-07 Cary Coutant <ccoutant@google.com>
5435 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
5436 instead of emit_copy_reloc.
5437 (Copy_relocs::emit_copy_reloc): Refactor.
5438 (Copy_relocs::make_copy_reloc): New function.
5439 (Copy_relocs::add_copy_reloc): Remove.
5440 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
5442 (Copy_relocs::make_copy_reloc): New function.
5443 (Copy_relocs::add_copy_reloc): Remove.
5444 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
5445 unchanged input files.
5446 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
5447 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
5448 Reserve BSS space for COPY relocations.
5449 (Sized_incremental_binary::do_emit_copy_relocs): New function.
5450 (Output_section_incremental_inputs::write_info_blocks): Record
5451 whether a symbol is copied from a shared object.
5452 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
5453 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
5454 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
5455 (Incremental_input_entry_reader::get_output_symbol_index): Add
5457 (Incremental_binary::emit_copy_relocs): New function.
5458 (Incremental_binary::do_emit_copy_relocs): New function.
5459 (Sized_incremental_binary::Sized_incremental_binary): Initialize
5461 (Sized_incremental_binary::add_copy_reloc): New function.
5462 (Sized_incremental_binary::do_emit_copy_relocs): New function.
5463 (Sized_incremental_binary::Copy_reloc): New struct.
5464 (Sized_incremental_binary::Copy_relocs): New typedef.
5465 (Sized_incremental_binary::copy_relocs_): New data member.
5466 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
5467 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
5468 * target.h (Sized_target::emit_copy_reloc): New function.
5469 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
5471 2011-06-02 Cary Coutant <ccoutant@google.com>
5474 * gold/archive.cc (Archive::Archive): Initialize new data member.
5475 (Archive::include_all_members): Return if archive has already been
5477 * gold/archive.h (Archive::include_all_members_): New data member.
5479 2011-06-02 Nick Clifton <nickc@redhat.com>
5481 * dynobj.h: Fix spelling mistake in comment.
5482 * output.cc: Likewise.
5484 2011-05-31 Doug Kwan <dougkwan@google.com>
5488 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
5489 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
5490 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
5491 redundant arm_exidx_test.so.
5492 * testsuite/Makefile.in: Regenerate.
5493 (check_SCRIPTS): Add pr12826.sh
5494 (check_DATA): Add pr12826.stdout
5495 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
5496 * testsuite/pr12826.sh: New file.
5497 * testsuite/pr12826_1.s: Ditto.
5498 * testsuite/pr12826_1.s: Ditto.
5500 2011-05-30 Ian Lance Taylor <iant@google.com>
5502 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
5505 2011-05-29 Ian Lance Taylor <iant@google.com>
5508 * testsuite/Makefile.am: Use different file name for two_file_test
5509 temporary file for each incremental test.
5510 * testsuite/Makefile.in: Rebuild.
5512 2011-05-29 Ian Lance Taylor <iant@google.com>
5514 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
5515 binary input file is empty.
5517 2011-05-27 Ian Lance Taylor <iant@google.com>
5519 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
5520 (ver_test_9.so): Likewise.
5521 * testsuite/Makefile.in: Rebuild.
5523 2011-05-26 Cary Coutant <ccoutant@google.com>
5525 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
5526 * incremental.cc (Incremental_inputs::report_input_section): Fix
5527 comment, indentation.
5528 (Incremental_inputs::report_comdat_group): New function.
5529 (Output_section_incremental_inputs::set_final_data_size): Adjust size
5530 of data for incremental input file entry.
5531 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
5532 group count, COMDAT group signatures.
5533 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
5534 an unchanged input file.
5535 * incremental.h (Incremental_object_entry::Incremental_object_entry):
5536 Initialize new data member.
5537 (Incremental_object_entry::add_comdat_group): New function.
5538 (Incremental_object_entry::get_comdat_group_count): New function.
5539 (Incremental_object_entry::get_comdat_signature_key): New function.
5540 (Incremental_object_entry::groups_): New data member.
5541 (Incremental_inputs::report_comdat_group): New function.
5542 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
5543 data for incremental input file entry.
5544 (Incremental_input_entry_reader::get_comdat_group_count): New function.
5545 (Incremental_input_entry_reader::get_input_section): Adjust size of
5546 data for incremental input file entry.
5547 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
5548 (Incremental_input_entry_reader::get_comdat_group_signature): New
5550 * object.cc (Sized_relobj::include_section_group): Report kept
5551 COMDAT groups for incremental links.
5553 2011-05-24 David Meyer <pdox@google.com>
5555 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
5556 with name parameter. Add found_name parameter.
5557 * fileread.cc (Input_file::find_file): Adjust code accordingly.
5558 * dirsearch.h (class Dirsearch): Update declaration.
5560 2011-05-24 Ian Lance Taylor <iant@google.com>
5562 * archive.cc (Library_base::should_include_member): Pull in object
5563 from archive if it defines the entry symbol.
5564 * parameters.cc (Parameters::entry): New function.
5565 * parameters.h (class Parameters): Declare entry.
5566 * output.h (class Output_file_header): Remove entry_ field.
5567 * output.cc (Output_file_header::Output_file_header): Remove entry
5568 parameter. Change all callers.
5569 (Output_file_header::entry): Use parameters->entry.
5570 * gold.cc (queue_middle_tasks): Likewise.
5571 * plugin.cc (Plugin_hook::run): Likewise.
5573 2011-05-24 Cary Coutant <ccoutant@google.com>
5575 * gold.cc (queue_initial_tasks): Pass incremental base filename
5576 to Output_file::open_base_file; don't print error message.
5577 * incremental-dump.cc (main): Adjust call to
5578 Output_file::open_for_modification.
5579 * incremental-dump.cc (main): Likewise.
5580 * incremental.cc (Incremental_inputs::report_command_line):
5581 Ignore --incremental-base option when comparing command lines.
5582 Ignore parameter when given as separate argument.
5583 * options.h (class General_options): Add --incremental-base.
5584 * output.cc (Output_file::Output_file):
5585 (Output_file::open_base_file): Add base_name and writable parameters;
5586 read base file into new file; print error message here.
5587 (Output_file::map_no_anonymous): Add writable parameter; adjust all
5589 * output.h (Output_file::open_for_modification): Rename to...
5590 (Output_file::open_base_file): ...this; add base_name and
5591 writable parameters; adjust all callers.
5592 (Output_file::map_no_anonymous): Add writable parameter; adjust all
5594 * testsuite/Makefile.am (incremental_test_4): Test
5596 * testsuite/Makefile.in: Regenerate.
5598 2011-05-24 Cary Coutant <ccoutant@google.com>
5600 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
5602 * testsuite/Makefile.in: Regenerate.
5603 * testsuite/two_file_test_1_v1.cc: New test source file.
5604 * testsuite/two_file_test_1b_v1.cc: New test source file.
5605 * testsuite/two_file_test_2_v1.cc: New test source file.
5607 2011-05-24 Cary Coutant <ccoutant@google.com>
5609 * dynobj.h (Dynobj::do_dynobj): New function.
5610 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
5611 flag and soname for shared objects.
5612 * incremental.cc (Incremental_inputs::report_object): Make
5613 either Incremental_object_entry or Incremental_dynobj_entry; add
5614 soname to string table.
5615 (Incremental_inputs::report_input_section): Add assertion.
5616 (Output_section_incremental_inputs::set_final_data_size): Adjust
5617 type of input file entry for shared libraries; adjust size of
5618 shared library info entry.
5619 (Output_section_incremental_inputs::write_input_files): Write
5620 as_needed flag for shared libraries.
5621 (Output_section_incremental_inputs::write_info_blocks): Adjust type
5622 of input file entry for shared libraries; write soname.
5623 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
5624 soname from incremental info.
5625 * incremental.h (enum Incremental_input_flags): Add
5626 INCREMENTAL_INPUT_AS_NEEDED.
5627 (Incremental_input_entry::Incremental_input_entry): Initialize new
5629 (Incremental_input_entry::set_as_needed): New function.
5630 (Incremental_input_entry::as_needed): New function.
5631 (Incremental_input_entry::do_dynobj_entry): New function.
5632 (Incremental_input_entry::as_needed_): New data member.
5633 (Incremental_object_entry::Incremental_object_entry): Don't check
5635 (Incremental_object_entry::do_type): Likewise.
5636 (class Incremental_dynobj_entry): New class.
5637 (Incremental_input_entry_reader::as_needed): New function.
5638 (Incremental_input_entry_reader::get_soname): New function.
5639 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
5640 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
5641 size of shared library info entry.
5642 * layout.cc (Layout::finish_dynamic_section): Don't test for
5643 incremental link when adding DT_NEEDED entries.
5644 * object.h (Object::Object): Initialize new data member.
5645 (Object::dynobj): New function.
5646 (Object::set_as_needed): New function.
5647 (Object::as_needed): New function.
5648 (Object::do_dynobj): New function.
5649 (Object::as_needed_): New data member.
5651 2011-05-24 Cary Coutant <ccoutant@google.com>
5653 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
5654 info; adjust display of GOT entries.
5655 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5656 vector of input objects; remove file_status_.
5657 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
5658 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
5659 got_plt reader; call target hooks to reserve GOT entries.
5660 (Output_section_incremental_inputs::set_final_data_size): Adjust size
5661 of input file info header and GOT info entry.
5662 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
5664 (Got_plt_view_info::got_descriptor): Remove.
5665 (Got_plt_view_info::sym_index): New data member.
5666 (Got_plt_view_info::input_index): New data member.
5667 (Local_got_offset_visitor::visit): Write input file index.
5668 (Global_got_offset_visitor::visit): Write 0 for input file index.
5669 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
5670 with sym_index and input_index.
5671 (Output_section_incremental_inputs::write_got_plt): Adjust size of
5672 incremental info GOT entry; replace got_descriptor with input_index.
5673 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
5674 map from input file index to object.
5675 (Sized_relobj_incr::do_layout): Replace direct data member reference
5676 with accessor function.
5677 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
5678 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
5679 Adjust size of input file info header.
5680 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
5681 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
5682 (Incremental_input_entry_reader::get_input_section): Adjust size of
5683 input file info header.
5684 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
5685 of incremental info GOT entry.
5686 (Incremental_got_plt_reader::get_got_desc): Remove.
5687 (Incremental_got_plt_reader::get_got_symndx): New function.
5688 (Incremental_got_plt_reader::get_got_input_index): New function.
5689 (Sized_incremental_binary::Sized_incremental_binary): Remove
5690 file_status_; add input_objects_.
5691 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
5692 (Sized_incremental_binary::set_file_is_unchanged): Remove.
5693 (Sized_incremental_binary::file_is_unchanged): Remove.
5694 (Sized_incremental_binary::set_input_object): New function.
5695 (Sized_incremental_binary::input_object): New function.
5696 (Sized_incremental_binary::file_status_): Remove.
5697 (Sized_incremental_binary::input_objects_): New data member.
5698 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
5700 (Sized_relobj_incr::invalid_address): Move to base class.
5701 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
5703 (Sized_relobj_incr::do_output_section_offset): Likewise.
5704 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
5705 (Sized_relobj_incr::section_offsets_): Likewise.
5706 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
5708 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
5709 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
5710 with accessor function.
5711 (Sized_relobj_file::do_layout): Likewise.
5712 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
5713 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
5714 (Sized_relobj_file::compute_final_local_value): Replace refs to
5715 section_offsets_ with accessor function.
5716 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
5717 * object.h (Relobj::Relobj): Initialize new data members.
5718 (Relobj::add_dyn_reloc): New function.
5719 (Relobj::first_dyn_reloc): New function.
5720 (Relobj::dyn_reloc_count): New function.
5721 (Relobj::first_dyn_reloc_): New data member.
5722 (Relobj::dyn_reloc_count_): New data member.
5723 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
5725 (Sized_relobj::Address): New typedef.
5726 (Sized_relobj::invalid_address): Move here from child class.
5727 (Sized_relobj::Sized_relobj): Initialize new data members.
5728 (Sized_relobj::sized_relobj): New function.
5729 (Sized_relobj::is_output_section_offset_invalid): Move here from
5731 (Sized_relobj::get_output_section_offset): Likewise.
5732 (Sized_relobj::local_has_got_offset): Likewise.
5733 (Sized_relobj::local_got_offset): Likewise.
5734 (Sized_relobj::set_local_got_offset): Likewise.
5735 (Sized_relobj::do_for_all_local_got_entries): Likewise.
5736 (Sized_relobj::clear_got_offsets): New function.
5737 (Sized_relobj::section_offsets): Move here from child class.
5738 (Sized_relobj::do_output_section_offset): Likewise.
5739 (Sized_relobj::do_set_section_offset): Likewise.
5740 (Sized_relobj::Local_got_offsets): Likewise.
5741 (Sized_relobj::local_got_offsets_): Likewise.
5742 (Sized_relobj::section_offsets_): Likewise.
5743 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
5745 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
5747 (Sized_relobj_file::sized_relobj): New function
5748 (Sized_relobj_file::local_has_got_offset): Move to base class.
5749 (Sized_relobj_file::local_got_offset): Likewise.
5750 (Sized_relobj_file::set_local_got_offset): Likewise.
5751 (Sized_relobj_file::get_output_section_offset): Likewise.
5752 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
5753 (Sized_relobj_file::do_output_section_offset): Likewise.
5754 (Sized_relobj_file::do_set_section_offset): Likewise.
5755 (Sized_relobj_file::Local_got_offsets): Likewise.
5756 (Sized_relobj_file::local_got_offsets_): Likewise.
5757 (Sized_relobj_file::section_offsets_): Likewise.
5758 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
5760 (set_needs_dynsym_index): Convert relobj to derived class pointer.
5761 (Output_reloc::get_symbol_index): Likewise.
5762 (Output_reloc::local_section_offset): Likewise.
5763 (Output_reloc::get_address): Likewise.
5764 (Output_reloc::symbol_value): Likewise.
5765 (Output_data_got::reserve_slot): Move to class definition.
5766 (Output_data_got::reserve_local): New function.
5767 (Output_data_got::reserve_slot_for_global): Remove.
5768 (Output_data_got::reserve_global): New function.
5769 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
5770 (all constructors, two instantiations).
5771 (Output_reloc::get_relobj): New function (two instantiations).
5772 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
5773 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
5774 (Output_data_reloc::add_global): Adjust type of relobj.
5775 (Output_data_reloc::add_global_relative): Likewise.
5776 (Output_data_reloc::add_symbolless_global_addend): Likewise.
5777 (Output_data_reloc::add_local): Likewise.
5778 (Output_data_reloc::add_local_relative): Likewise.
5779 (Output_data_reloc::add_symbolless_local_addend): Likewise.
5780 (Output_data_reloc::add_local_section): Likewise.
5781 (Output_data_reloc::add_output_section): Likewise.
5782 (Output_data_reloc::add_absolute): Likewise.
5783 (Output_data_reloc::add_target_specific): Likewise.
5784 (Output_data_got::reserve_slot): Move definition here.
5785 (Output_data_got::reserve_local): New function.
5786 (Output_data_got::reserve_global): New function.
5787 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
5788 section_offsets_ with accessor function.
5789 (Sized_relobj_file::write_sections): Likewise.
5790 (Sized_relobj_file::do_relocate_sections): Likewise.
5791 * target.h (Sized_target::reserve_local_got_entry): New function.
5792 (Sized_target::reserve_global_got_entry): New function.
5793 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
5794 (Target_x86_64::reserve_global_got_entry): New function.
5795 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
5797 2011-05-23 Cary Coutant <ccoutant@google.com>
5799 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
5800 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
5801 bit when checking got_type.
5802 * incremental.cc (Sized_incremental_binary::setup_readers):
5803 Store symbol table and string table locations; initialize bit vector
5804 of file status flags.
5805 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
5807 (Sized_incremental_binary::do_process_got_plt): New function.
5808 (Sized_incremental_binary::get_symtab_view): Use stored locations.
5809 (Output_section_incremental_inputs::set_final_data_size): Record
5810 file index for each input file.
5811 (Output_section_incremental_inputs::write_got_plt): Store file index
5812 instead of input entry offset for each GOT entry.
5814 (Incremental_input_entry::Incremental_input_entry): Initialize new
5816 (Incremental_input_entry::set_offset): Store file index.
5817 (Incremental_input_entry::get_file_index): New function.
5818 (Incremental_input_entry::file_index_): New data member.
5819 (Incremental_binary::process_got_plt): New function.
5820 (Incremental_binary::do_process_got_plt): New function.
5821 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5823 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
5824 (Sized_incremental_binary::set_file_is_unchanged): New function.
5825 (Sized_incremental_binary::file_is_unchanged): New function.
5826 (Sized_incremental_binary::do_process_got_plt): New function.
5827 (Sized_incremental_binary::file_status_): New data member.
5828 (Sized_incremental_binary::main_symtab_loc_): New data member.
5829 (Sized_incremental_binary::main_strtab_loc_): New data member.
5830 * output.cc (Output_data_got::Got_entry::write): Add case
5832 (Output_data_got::add_global): Call add_got_entry.
5833 (Output_data_got::add_global_plt): Likewise.
5834 (Output_data_got::add_global_with_rel): Likewise.
5835 (Output_data_got::add_global_with_rela): Likewise.
5836 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
5837 (Output_data_got::add_global_pair_with_rela): Likewise.
5838 (Output_data_got::add_local): Call add_got_entry.
5839 (Output_data_got::add_local_plt): Likewise.
5840 (Output_data_got::add_local_with_rel): Likewise.
5841 (Output_data_got::add_local_with_rela): Likewise.
5842 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
5843 (Output_data_got::add_local_pair_with_rela): Likewise.
5844 (Output_data_got::reserve_slot): New function.
5845 (Output_data_got::reserve_slot_for_global): New function.
5846 (Output_data_got::add_got_entry): New function.
5847 (Output_data_got::add_got_entry_pair): New function.
5848 (Output_section::add_output_section_data): Edit FIXME.
5850 (Output_section_data_build::Output_section_data_build): New
5851 constructor with size parameter.
5852 (Output_data_space::Output_data_space): Likewise.
5853 (Output_data_got::Output_data_got): Initialize new data member; new
5854 constructor with size parameter.
5855 (Output_data_got::add_constant): Call add_got_entry.
5856 (Output_data_got::reserve_slot): New function.
5857 (Output_data_got::reserve_slot_for_global): New function.
5858 (class Output_data_got::Got_entry): Add RESERVED_CODE.
5859 (Output_data_got::add_got_entry): New function.
5860 (Output_data_got::add_got_entry_pair): New function.
5861 (Output_data_got::free_list_): New data member.
5862 * target.h (Sized_target::init_got_plt_for_update): New function.
5863 (Sized_target::register_global_plt_entry): New function.
5864 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
5865 Initialize new data member; call init; add constructor with PLT count.
5866 (Output_data_plt_x86_64::init): New function.
5867 (Output_data_plt_x86_64::add_relocation): New function.
5868 (Output_data_plt_x86_64::reserve_slot): New function.
5869 (Output_data_plt_x86_64::free_list_): New data member.
5870 (Target_x86_64::init_got_plt_for_update): New function.
5871 (Target_x86_64::register_global_plt_entry): New function.
5872 (Output_data_plt_x86_64::add_entry): Allocate from free list for
5873 incremental updates.
5874 (Output_data_plt_x86_64::add_relocation): New function.
5875 * testsuite/object_unittest.cc (Object_test): Set default options.
5877 2011-05-16 Ian Lance Taylor <iant@google.com>
5879 * options.h (class General_options): Make -i a synonym for -r.
5881 2011-05-16 Ian Lance Taylor <iant@google.com>
5883 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
5885 2011-05-10 Cary Coutant <ccoutant@google.com>
5887 * object.cc (Sized_relobj::do_count_local_symbols): Check for
5890 2011-05-06 Ian Lance Taylor <iant@google.com>
5892 * layout.cc (Layout::layout): If the output section flags change,
5893 update the ordering.
5895 2011-04-25 Cary Coutant <ccoutant@google.com>
5897 * incremental-dump.cc (dump_incremental_inputs): Print local
5898 symbol info for each input file.
5900 (Output_section_incremental_inputs::set_final_data_size): Add local
5901 symbol info to input file entries in incremental info.
5902 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5903 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
5904 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
5905 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
5907 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
5908 (Sized_incr_relobj::do_relocate): Write the local symbols.
5909 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
5910 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
5911 Adjust size of input file header.
5912 (Incremental_inputs_reader::get_local_symbol_offset): New function.
5913 (Incremental_inputs_reader::get_local_symbol_count): New function.
5914 (Incremental_inputs_reader::get_input_section): Adjust size of input
5916 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
5917 (Sized_incr_relobj::This): New typedef.
5918 (Sized_incr_relobj::sym_size): New const data member.
5919 (Sized_incr_relobj::Local_symbol): New struct.
5920 (Sized_incr_relobj::do_output_local_symbol_count): New function.
5921 (Sized_incr_relobj::do_local_symbol_offset): New function.
5922 (Sized_incr_relobj::local_symbol_count_): New data member.
5923 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
5924 (Sized_incr_relobj::local_symbol_index_): New data member.
5925 (Sized_incr_relobj::local_symbol_offset_): New data member.
5926 (Sized_incr_relobj::local_dynsym_offset_): New data member.
5927 (Sized_incr_relobj::local_symbols_): New data member.
5928 * object.h (Relobj::output_local_symbol_count): New function.
5929 (Relobj::local_symbol_offset): New function.
5930 (Relobj::do_output_local_symbol_count): New function.
5931 (Relobj::do_local_symbol_offset): New function.
5932 (Sized_relobj::do_output_local_symbol_count): New function.
5933 (Sized_relobj::do_local_symbol_offset): New function.
5935 2011-04-22 Vladimir Simonov <sv@sw.ru>
5937 * descriptors.cc (set_close_on_exec): New function.
5938 (Descriptors::open): Use set_close_on_exec.
5939 * output.cc (S_ISLNK): Define if not defined.
5941 2011-04-22 Cary Coutant <ccoutant@google.com>
5943 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5945 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5946 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
5947 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
5949 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
5950 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
5951 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
5953 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
5955 (Incremental_binary::apply_incremental_relocs): New function.
5956 (Incremental_binary::do_apply_incremental_relocs): New function.
5957 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5959 (Sized_incremental_binary::add_global_symbol): New function.
5960 (Sized_incremental_binary::global_symbol): New function.
5961 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5962 (Sized_incremental_binary::symbol_map_): New data member.
5963 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
5964 * target.h (Sized_target::apply_relocation): New function.
5965 * target-reloc.h (apply_relocation): New function.
5966 * x86_64.cc (Target_x86_64::apply_relocation): New function.
5968 2011-04-22 Doug Kwan <dougkwan@google.com>
5970 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
5971 flag of a SHT_ARM_EXIDX section.
5972 * testsuite/Makefile.am (arm_exidx_test): New test rules.
5973 * testsuite/Makefile.in: Regenerate.
5974 * testsuite/arm_exidx_test.s: New file.
5975 * testsuite/arm_exidx_test.sh: Same.
5977 2011-04-20 Cary Coutant <ccoutant@google.com>
5980 * archive.h (Incremental_archive_entry::Archive_member):
5981 Initialize arg_serial_ (second constructor).
5983 2011-04-17 Ian Lance Taylor <iant@google.com>
5985 * object.cc (Relocate_info::location): Simplify location string.
5986 * errors.cc (Errors::error_at_location): Don't print program
5988 (Errors::warning_at_location): Likewise.
5989 (Errors::undefined_symbol): Likewise.
5990 * testsuite/debug_msg.sh: Update accordingly.
5992 2011-04-14 Cary Coutant <ccoutant@google.com>
5994 * gold/layout.cc (Layout::symtab_section_offset): New function.
5995 * gold/layout.h (Layout::symtab_section_offset): New function.
5996 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
5998 2011-04-12 Ian Lance Taylor <iant@google.com>
6000 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
6001 with MREMAP_MAYMOVE.
6002 * output.h (class Output_file): Add map_is_allocated_ field.
6003 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
6004 not available, provide stubs. If mremap is not available, #define
6006 (MREMAP_MAYMOVE): Define if not defined.
6007 (Output_file::Output_file): Initialize map_is_allocated_.
6008 (Output_file::resize): Check map_is_allocated_.
6009 (Output_file::map_anonymous): If mmap fails, use malloc.
6010 (Output_file::unmap): Don't do anything for an anonymous map.
6011 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
6012 is not available, provide stubs.
6013 (File_read::View::~View): Use free rather than delete[].
6014 (File_read::make_view): Use malloc rather than new[]. If mmap
6016 (File_read::find_or_make_view): Use malloc rather than new[].
6017 * gold.h: Remove HAVE_REMAP code.
6018 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
6019 exists. Rename mremap to gold_mremap. If mmap is not available
6021 * configure, config.in: Rebuild.
6023 2011-04-11 Ian Lance Taylor <iant@google.com>
6025 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
6026 initialize local variable v.
6028 2011-04-11 Cary Coutant <ccoutant@google.com>
6030 * archive.cc (Archive::include_member): Adjust call to
6032 (Add_archive_symbols::run): Track argument serial numbers.
6033 (Lib_group::include_member): Likewise.
6034 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
6035 * archive.h (Incremental_archive_entry::Archive_member):
6036 Initialize arg_serial_.
6037 (Archive_member::arg_serial_): New data member.
6038 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
6039 (Sized_dynobj::do_add_symbols): Track symbols when doing an
6041 (Sized_dynobj::do_for_all_local_got_entries): New function.
6042 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
6044 * fileread.cc (get_mtime): New function.
6045 * fileread.h (get_mtime): New function.
6046 * gold.cc (queue_initial_tasks): Check for incremental update.
6047 (process_incremental_input): New function.
6048 (queue_middle_tasks): Don't force valid target for incremental
6050 * incremental-dump.cc (find_input_containing_global): Adjust
6051 size of symbol info entry.
6052 (dump_incremental_inputs): Dump argument serial number and
6053 in_system_directory flag; bias shndx by 1; print symbol names
6054 when dumping per-file symbol lists; use new symbol info readers.
6056 (Output_section_incremental_inputs:update_data_size): New function.
6057 (Sized_incremental_binary::setup_readers): Setup input readers
6058 for each input file; build maps for files added from libraries
6060 (Sized_incremental_binary::check_input_args): New function.
6061 (Sized_incremental_binary::do_check_inputs): Build map of argument
6062 serial numbers to input arguments.
6063 (Sized_incremental_binary::do_file_has_changed): Rename
6064 do_file_is_unchanged to this; compare file modification times.
6065 (Sized_incremental_binary::do_init_layout): New function.
6066 (Sized_incremental_binary::do_reserve_layout): New function.
6067 (Sized_incremental_binary::do_get_input_reader): Remove.
6068 (Sized_incremental_binary::get_symtab_view): New function.
6069 (Incremental_checker::can_incrementally_link_output_file): Remove.
6070 (Incremental_inputs::report_command_line): Exclude --debug options.
6071 (Incremental_inputs::report_archive_begin): Add parameter; track
6072 argument serial numbers; don't put input file entry for archive
6073 before archive members.
6074 (Incremental_inputs::report_archive_end): Put input file entry
6075 for archive after archive members.
6076 (Incremental_inputs::report_object): Add parameter; track argument
6077 serial numbers and in_system_directory flag.
6078 (Incremental_inputs::report_script): Add parameter; track argument
6080 (Output_section_incremental_inputs::set_final_data_size): Adjust
6081 size of symbol info entry; check for forwarding symbols.
6082 (Output_section_incremental_inputs::write_input_files): Write
6083 in_system_directory flag and argument serial number.
6084 (Output_section_incremental_inputs::write_info_blocks): Map section
6085 indices between incremental info and original input file; store
6086 input section index for each symbol.
6087 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
6088 change operator() to visit().
6089 (class Global_got_offset_visitor): Likewise.
6090 (class Global_symbol_visitor_got_plt):
6091 (Output_section_incremental_inputs::write_got_plt): Use new visitor
6093 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
6094 (Sized_incr_relobj::do_read_symbols): New function.
6095 (Sized_incr_relobj::do_layout): New function.
6096 (Sized_incr_relobj::do_layout_deferred_sections): New function.
6097 (Sized_incr_relobj::do_add_symbols): New function.
6098 (Sized_incr_relobj::do_should_include_member): New function.
6099 (Sized_incr_relobj::do_for_all_global_symbols): New function.
6100 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
6101 (Sized_incr_relobj::do_section_size): New function.
6102 (Sized_incr_relobj::do_section_name): New function.
6103 (Sized_incr_relobj::do_section_contents): New function.
6104 (Sized_incr_relobj::do_section_flags): New function.
6105 (Sized_incr_relobj::do_section_entsize): New function.
6106 (Sized_incr_relobj::do_section_address): New function.
6107 (Sized_incr_relobj::do_section_type): New function.
6108 (Sized_incr_relobj::do_section_link): New function.
6109 (Sized_incr_relobj::do_section_info): New function.
6110 (Sized_incr_relobj::do_section_addralign): New function.
6111 (Sized_incr_relobj::do_initialize_xindex): New function.
6112 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
6113 (Sized_incr_relobj::do_read_relocs): New function.
6114 (Sized_incr_relobj::do_gc_process_relocs): New function.
6115 (Sized_incr_relobj::do_scan_relocs): New function.
6116 (Sized_incr_relobj::do_count_local_symbols): New function.
6117 (Sized_incr_relobj::do_finalize_local_symbols): New function.
6118 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
6119 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
6120 (Sized_incr_relobj::do_relocate): New function.
6121 (Sized_incr_relobj::do_set_section_offset): New function.
6122 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
6123 (Sized_incr_dynobj::do_read_symbols): New function.
6124 (Sized_incr_dynobj::do_layout): New function.
6125 (Sized_incr_dynobj::do_add_symbols): New function.
6126 (Sized_incr_dynobj::do_should_include_member): New function.
6127 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
6128 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
6129 (Sized_incr_dynobj::do_section_size): New function.
6130 (Sized_incr_dynobj::do_section_name): New function.
6131 (Sized_incr_dynobj::do_section_contents): New function.
6132 (Sized_incr_dynobj::do_section_flags): New function.
6133 (Sized_incr_dynobj::do_section_entsize): New function.
6134 (Sized_incr_dynobj::do_section_address): New function.
6135 (Sized_incr_dynobj::do_section_type): New function.
6136 (Sized_incr_dynobj::do_section_link): New function.
6137 (Sized_incr_dynobj::do_section_info): New function.
6138 (Sized_incr_dynobj::do_section_addralign): New function.
6139 (Sized_incr_dynobj::do_initialize_xindex): New function.
6140 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
6141 (make_sized_incremental_object): New function.
6142 (Incremental_library::copy_unused_symbols): New function.
6143 (Incremental_library::do_for_all_unused_symbols): New function.
6144 * incremental.h (enum Incremental_input_flags): New type.
6145 (class Incremental_checker): Remove.
6146 (Incremental_input_entry::Incremental_input_entry): Add argument
6148 (Incremental_input_entry::arg_serial): New function.
6149 (Incremental_input_entry::set_is_in_system_directory): New function.
6150 (Incremental_input_entry::is_in_system_directory): New function.
6151 (Incremental_input_entry::arg_serial_): New data member.
6152 (Incremental_input_entry::is_in_system_directory_): New data member.
6153 (class Script_info): Move here from script.h.
6154 (Script_info::Script_info): Add filename parameter.
6155 (Script_info::filename): New function.
6156 (Script_info::filename_): New data member.
6157 (Incremental_script_entry::Incremental_script_entry): Add argument
6159 (Incremental_object_entry::Incremental_object_entry): Likewise.
6160 (Incremental_object_entry::add_input_section): Build list of input
6161 sections with map to original shndx.
6162 (Incremental_object_entry::get_input_section_index): New function.
6163 (Incremental_object_entry::shndx_): New data member.
6164 (Incremental_object_entry::name_key_): Rename; adjust all refs.
6165 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
6166 (Incremental_archive_entry::Incremental_archive_entry): Add argument
6168 (Incremental_inputs::report_archive_begin): Likewise.
6169 (Incremental_inputs::report_object): Likewise.
6170 (Incremental_inputs::report_script): Likewise.
6171 (class Incremental_global_symbol_reader): New class.
6172 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
6173 and store flags and input file type.
6174 (Incremental_input_entry_reader::arg_serial): New function.
6175 (Incremental_input_entry_reader::type): Extract type from flags.
6176 (Incremental_input_entry_reader::is_in_system_directory): New function.
6177 (Incremental_input_entry_reader::get_input_section_count): Call
6178 accessor function for type.
6179 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
6180 function for type; adjust size of global symbol entry.
6181 (Incremental_input_entry_reader::get_global_symbol_count): Call
6182 accessor function for type.
6183 (Incremental_input_entry_reader::get_object_count): Likewise.
6184 (Incremental_input_entry_reader::get_object_offset): Likewise.
6185 (Incremental_input_entry_reader::get_member_count): Likewise.
6186 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
6187 (Incremental_input_entry_reader::get_member_offset): Likewise.
6188 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
6189 (Incremental_input_entry_reader::Global_symbol_info): Remove.
6190 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
6191 (Incremental_input_entry_reader::get_global_symbol_reader): New
6193 (Incremental_input_entry_reader::get_output_symbol_index): New
6195 (Incremental_input_entry_reader::type_): Remove.
6196 (Incremental_input_entry_reader::flags_): New data member.
6197 (Incremental_inputs_reader::input_file_offset): New function.
6198 (Incremental_inputs_reader::input_file_index): New function.
6199 (Incremental_inputs_reader::input_file): Call input_file_offset.
6200 (Incremental_inputs_reader::input_file_at_offset): New function.
6201 (Incremental_relocs_reader::get_r_type): Reformat.
6202 (Incremental_relocs_reader::get_r_shndx): Reformat.
6203 (Incremental_relocs_reader::get_r_offset): Reformat.
6204 (Incremental_relocs_reader::data): New function.
6205 (Incremental_binary::Incremental_binary): Initialize new data members.
6206 (Incremental_binary::check_inputs): Add cmdline parameter.
6207 (Incremental_binary::file_is_unchanged): Remove.
6208 (Input_reader::arg_serial): New function.
6209 (Input_reader::get_unused_symbol_count): New function.
6210 (Input_reader::get_unused_symbol): New function.
6211 (Input_reader::do_arg_serial): New function.
6212 (Input_reader::do_get_unused_symbol_count): New function.
6213 (Input_reader::do_get_unused_symbol): New function.
6214 (Incremental_binary::input_file_count): New function.
6215 (Incremental_binary::get_input_reader): Change signature to use
6216 index instead of filename.
6217 (Incremental_binary::file_has_changed): New function.
6218 (Incremental_binary::get_input_argument): New function.
6219 (Incremental_binary::get_library): New function.
6220 (Incremental_binary::get_script_info): New function.
6221 (Incremental_binary::init_layout): New function.
6222 (Incremental_binary::reserve_layout): New function.
6223 (Incremental_binary::output_file): New function.
6224 (Incremental_binary::do_check_inputs): New function.
6225 (Incremental_binary::do_file_is_unchanged): Remove.
6226 (Incremental_binary::do_file_has_changed): New function.
6227 (Incremental_binary::do_init_layout): New function.
6228 (Incremental_binary::do_reserve_layout): New function.
6229 (Incremental_binary::do_input_file_count): New function.
6230 (Incremental_binary::do_get_input_reader): Change signature.
6231 (Incremental_binary::input_args_map_): New data member.
6232 (Incremental_binary::library_map_): New data member.
6233 (Incremental_binary::script_map_): New data member.
6234 (Sized_incremental_binary::Sized_incremental_binary): Initialize
6236 (Sized_incremental_binary::output_section): New function.
6237 (Sized_incremental_binary::inputs_reader): Add const.
6238 (Sized_incremental_binary::symtab_reader): Add const.
6239 (Sized_incremental_binary::relocs_reader): Add const.
6240 (Sized_incremental_binary::got_plt_reader): Add const.
6241 (Sized_incremental_binary::get_symtab_view): New function.
6242 (Sized_incremental_binary::Inputs_reader): New typedef.
6243 (Sized_incremental_binary::Input_entry_reader): New typedef.
6244 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
6245 (Sized_incremental_binary::do_file_is_unchanged): Remove.
6246 (Sized_incremental_binary::do_file_has_changed): New function.
6247 (Sized_incremental_binary::do_init_layout): New function.
6248 (Sized_incremental_binary::do_reserve_layout): New function.
6249 (Sized_input_reader::Inputs_reader): Remove.
6250 (Sized_input_reader::Input_entry_reader): Remove.
6251 (Sized_input_reader::do_arg_serial): New function.
6252 (Sized_input_reader::do_get_unused_symbol_count): New function.
6253 (Sized_input_reader::do_get_unused_symbol): New function.
6254 (Sized_incremental_binary::do_input_file_count): New function.
6255 (Sized_incremental_binary::do_get_input_reader): Change signature;
6256 use index instead of filename.
6257 (Sized_incremental_binary::section_map_): New data member.
6258 (Sized_incremental_binary::input_entry_readers_): New data member.
6259 (class Sized_incr_relobj): New class.
6260 (class Sized_incr_dynobj): New class.
6261 (make_sized_incremental_object): New function.
6262 (class Incremental_library): New class.
6263 * layout.cc (Free_list::num_lists): New static data member.
6264 (Free_list::num_nodes): New static data member.
6265 (Free_list::num_removes): New static data member.
6266 (Free_list::num_remove_visits): New static data member.
6267 (Free_list::num_allocates): New static data member.
6268 (Free_list::num_allocate_visits): New static data member.
6269 (Free_list::init): New function.
6270 (Free_list::remove): New function.
6271 (Free_list::allocate): New function.
6272 (Free_list::dump): New function.
6273 (Free_list::print_stats): New function.
6274 (Layout_task_runner::run): Resize output file for incremental updates.
6275 (Layout::Layout): Initialize new data members.
6276 (Layout::set_incremental_base): New function.
6277 (Layout::init_fixed_output_section): New function.
6278 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
6279 incremental updates.
6280 (Layout::create_gold_note): Do not create gold note section for
6281 incremental updates.
6282 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
6283 for incremental updates.
6284 (Layout::set_section_offsets): For incremental updates, allocate space
6286 (Layout::create_symtab_sections): Layout with offsets relative to
6287 start of section; for incremental updates, allocate space from free
6289 (Layout::create_shdrs): For incremental updates, allocate space from
6291 (Layout::finish_dynamic_section): For incremental updates, do not
6292 check --as-needed (fixed in subsequent patch).
6293 * layout.h (class Free_list): New class.
6294 (Layout::set_incremental_base): New function.
6295 (Layout::incremental_base): New function.
6296 (Layout::init_fixed_output_section): New function.
6297 (Layout::allocate): New function.
6298 (Layout::incremental_base_): New data member.
6299 (Layout::free_list_): New data member.
6300 * main.cc (main): Print Free_list statistics.
6301 * object.cc (Relobj::finalize_incremental_relocs): Add
6302 clear_counts parameter; clear counts only when clear_counts is set.
6303 (Sized_relobj::Sized_relobj): Initialize new base class.
6304 (Sized_relobj::do_layout): Don't report special sections.
6305 (Sized_relobj::do_for_all_local_got_entries): New function.
6306 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
6307 symtab_off to all symbol table offsets.
6308 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
6309 * object.h (class Got_offset_list): Move to top of file.
6310 (Object::Object): Allow case where input_file == NULL.
6311 (Object::~Object): Likewise.
6312 (Object::input_file): Assert that input_file != NULL.
6313 (Object::lock): Allow case where input_file == NULL.
6314 (Object::unlock): Likewise.
6315 (Object::is_locked): Likewise.
6316 (Object::token): Likewise.
6317 (Object::release): Likewise.
6318 (Object::is_incremental): New function.
6319 (Object::get_mtime): New function.
6320 (Object::for_all_local_got_entries): New function.
6321 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
6322 (Object::set_is_in_system_directory): New function.
6323 (Object::is_in_system_directory): New function.
6324 (Object::do_is_incremental): New function.
6325 (Object::do_get_mtime): New function.
6326 (Object::do_for_all_local_got_entries): New function.
6327 (Object::is_in_system_directory_): New data member.
6328 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
6329 (class Sized_relobj_base): New class.
6330 (class Sized_relobj): Derive from Sized_relobj_base.
6331 (class Sized_relobj::Symbols): Redeclare from base class.
6332 (class Sized_relobj::local_got_offset_list): Remove.
6333 (class Sized_relobj::Output_sections): Redeclare from base class.
6334 (class Sized_relobj::do_for_all_local_got_entries): New function.
6335 (class Sized_relobj::write_local_symbols): Add offset parameter.
6336 (class Sized_relobj::local_symbol_offset_): Update comment.
6337 (class Sized_relobj::local_dynsym_offset_): Update comment.
6338 * options.cc (Input_arguments::add_file): Remove const.
6339 * options.h (Input_file_argument::Input_file_argument):
6340 Initialize arg_serial_ (all constructors).
6341 (Input_file_argument::set_arg_serial): New function.
6342 (Input_file_argument::arg_serial): New function.
6343 (Input_file_argument::arg_serial_): New data member.
6344 (Input_arguments::Input_arguments): Initialize file_count_.
6345 (Input_arguments::add_file): Remove const.
6346 (Input_arguments::number_of_input_files): New function.
6347 (Input_arguments::file_count_): New data member.
6348 (Command_line::number_of_input_files): Call
6349 Input_arguments::number_of_input_files.
6350 * output.cc (Output_segment_headers::Output_segment_headers):
6352 (Output_section::Input_section::current_data_size): New function.
6353 (Output_section::Output_section): Initialize new data members.
6354 (Output_section::add_input_section): Don't do merge sections for
6355 an incremental link; allocate space from free list for an
6357 (Output_section::add_output_section_data): Allocate space from
6358 free list for an incremental update.
6359 (Output_section::update_data_size): New function.
6360 (Output_section::set_fixed_layout): New function.
6361 (Output_section::reserve): New function.
6362 (Output_segment::set_section_addresses): Remove const.
6363 (Output_segment::set_section_list_addresses): Remove const; allocate
6364 space from free list for an incremental update.
6365 (Output_segment::set_offset): Adjust size of RELRO segment for an
6367 * output.h (Output_data::current_data_size): Move here from
6369 (Output_data::pre_finalize_data_size): New function.
6370 (Output_data::update_data_size): New function.
6371 (Output_section_headers::update_data_size): new function.
6372 (Output_section_data_build::current_data_size): Move to Output_data.
6373 (Output_data_strtab::update_data_size): New function.
6374 (Output_section::current_data_size): Move to Output_data.
6375 (Output_section::set_fixed_layout): New function.
6376 (Output_section::has_fixed_layout): New function.
6377 (Output_section::reserve): New function.
6378 (Output_section::update_data_size): New function.
6379 (Output_section::has_fixed_layout_): New data member.
6380 (Output_section::free_list_): New data member.
6381 (Output_segment::set_section_addresses): Remove const.
6382 (Output_segment::set_section_list_addresses): Remove const.
6383 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
6385 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
6387 * readsyms.cc (Read_symbols::do_read_symbols): Add library
6388 parameter when calling Add_symbols constructor; store argument
6389 serial number for members of a lib group.
6390 (Add_symbols::locks): Allow case where token == NULL.
6391 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
6392 (Read_member::~Read_member): New function.
6393 (Read_member::is_runnable): New function.
6394 (Read_member::locks): New function.
6395 (Read_member::run): New function.
6396 (Check_script::~Check_script): New function.
6397 (Check_script::is_runnable): New function.
6398 (Check_script::locks): New function.
6399 (Check_script::run): New function.
6400 (Check_library::~Check_library): New function.
6401 (Check_library::is_runnable): New function.
6402 (Check_library::locks): New function.
6403 (Check_library::run): New function.
6404 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
6405 (Add_symbols::library_): New data member.
6406 (class Read_member): New class.
6407 (class Check_script): New class.
6408 (class Check_library): New class.
6409 * reloc.cc (Read_relocs::is_runnable): Allow case where
6411 (Read_relocs::locks): Likewise.
6412 (Scan_relocs::locks): Likewise.
6413 (Relocate_task::locks): Likewise.
6414 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
6416 (Sized_relobj::incremental_relocs_scan): Fix comment.
6417 (Sized_relobj::do_relocate): Pass output file offset to
6418 write_local_symbols.
6419 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
6420 from class declaration.
6421 * script.cc (read_input_script): Allocate Script_info; pass
6422 argument serial number to report_script.
6423 * script.h (class Script_info): Move to incremental.h.
6424 * symtab.cc (Symbol_table::add_from_incrobj): New function.
6425 * symtab.h (Symbol_table::add_from_incrobj): New function.
6426 (Symbol_table::set_file_offset): New function.
6428 2011-04-05 Cary Coutant <ccoutant@google.com>
6430 * incremental-dump.cc (dump_incremental_inputs): Change signature
6431 to take a Sized_incremental_binary; change caller. Use readers
6432 in Sized_incremental_binary.
6434 (Sized_incremental_binary::find_incremental_inputs_sections):
6435 Rename do_find_incremental_inputs_sections to this.
6436 (Sized_incremental_binary::setup_readers): New function.
6437 (Sized_incremental_binary::do_check_inputs): Check
6438 has_incremental_info_ flag; move setup code to setup_readers;
6440 (Sized_incremental_binary::do_file_is_unchanged): New function.
6441 (Sized_incremental_binary::do_get_input_reader): New function.
6442 * incremental.h (class Incremental_binary): Move to end of file.
6443 (Incremental_binary::file_is_unchanged): New function.
6444 (Incremental_binary::do_file_is_unchanged): New function.
6445 (Incremental_binary::Input_reader): New class.
6446 (Incremental_binary::get_input_reader): New function.
6447 (class Sized_incremental_binary): Move to end of file.
6448 (Sized_incremental_binary::Sized_incremental_binary): Setup the
6449 input section reader classes.
6450 (Sized_incremental_binary::has_incremental_info): New function.
6451 (Sized_incremental_binary::inputs_reader): New function.
6452 (Sized_incremental_binary::symtab_reader): New function.
6453 (Sized_incremental_binary::relocs_reader): New function.
6454 (Sized_incremental_binary::got_plt_reader): New function.
6455 (Sized_incremental_binary::do_file_is_unchanged): New function.
6456 (Sized_incremental_binary::Sized_input_reader): New class.
6457 (Sized_incremental_binary::get_input_reader): New function.
6458 (Sized_incremental_binary::find_incremental_inputs_sections):
6459 Rename do_find_incremental_inputs_sections to this.
6460 (Sized_incremental_binary::setup_readers): New function.
6461 (Sized_incremental_binary::has_incremental_info_): New data member.
6462 (Sized_incremental_binary::inputs_reader_): New data member.
6463 (Sized_incremental_binary::symtab_reader_): New data member.
6464 (Sized_incremental_binary::relocs_reader_): New data member.
6465 (Sized_incremental_binary::got_plt_reader_): New data member.
6466 (Sized_incremental_binary::current_input_file_): New data member.
6468 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
6471 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
6474 2011-03-30 Cary Coutant <ccoutant@google.com>
6476 * archive.cc (Archive::include_member): Adjust call to report_object.
6477 (Add_archive_symbols::run): Add script_info to call to
6478 report_archive_begin.
6479 (Lib_group::include_member): Adjust call to report_object.
6480 (Add_lib_group_symbols::run): Adjust call to report_object.
6481 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
6482 blocks. Add object count for script input files.
6483 * incremental.cc (Incremental_inputs::report_archive_begin): Add
6484 script_info parameter; change all callers.
6485 (Incremental_inputs::report_object): Add script_info parameter;
6487 (Incremental_inputs::report_script): Store backpointer to
6488 incremental info entry.
6489 (Output_section_incremental_inputs::set_final_data_size): Record
6490 additional information for scripts.
6491 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6492 * incremental.h (Incremental_script_entry::add_object): New function.
6493 (Incremental_script_entry::get_object_count): New function.
6494 (Incremental_script_entry::get_object): New function.
6495 (Incremental_script_entry::objects_): New data member; adjust
6497 (Incremental_inputs::report_archive_begin): Add script_info parameter.
6498 (Incremental_inputs::report_object): Add script_info parameter.
6499 (Incremental_inputs_reader::get_object_count): New function.
6500 (Incremental_inputs_reader::get_object_offset): New function.
6501 * options.cc (Input_arguments::add_file): Return reference to
6503 * options.h (Input_argument::set_script_info): New function.
6504 (Input_argument::script_info): New function.
6505 (Input_argument::script_info_): New data member; adjust all
6507 (Input_file_group::add_file): Return reference to new input argument.
6508 (Input_file_lib::add_file): Likewise.
6509 (Input_arguments::add_file): Likewise.
6510 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
6511 * script.cc (Parser_closure::Parser_closure): Add script_info
6512 parameter; adjust all callers.
6513 (Parser_closure::script_info): New function.
6514 (Parser_closure::script_info_): New data member.
6515 (read_input_script): Report scripts earlier to incremental info.
6516 (script_add_file): Set script_info in Input_argument.
6517 (script_add_library): Likewise.
6518 * script.h (Script_options::Script_info): Rewrite class.
6520 2011-03-29 Cary Coutant <ccoutant@google.com>
6522 * archive.cc (Library_base::should_include_member): Move
6523 method here from class Archive.
6524 (Archive::Archive): Initialize base class.
6525 (Archive::should_include_member): Move to base class.
6526 (Archive::do_for_all_unused_symbols): New function.
6527 (Add_archive_symbols::run): Remove redundant access to
6529 (Lib_group::Lib_group): Initialize base class.
6530 (Lib_group::do_filename): New function.
6531 (Lib_group::include_member): Pass pointer to Lib_group to
6533 (Lib_group::do_for_all_unused_symbols): New function.
6534 (Add_lib_group_symbols::run): Report archive information for
6536 * archive.h (class Library_base): New base class.
6537 (class Archive): Derive from Library_base.
6538 (Archive::filename): Move to base class.
6539 (Archive::set_incremental_info): Likewise.
6540 (Archive::incremental_info): Likewise.
6541 (Archive::Should_include): Likewise.
6542 (Archive::should_include_member): Likewise.
6543 (Archive::Armap_entry): Remove.
6544 (Archive::Unused_symbol_iterator): Remove.
6545 (Archive::unused_symbols_begin): Remove.
6546 (Archive::unused_symbols_end): Remove.
6547 (Archive::do_filename): New function.
6548 (Archive::do_get_mtime): New function.
6549 (Archive::do_for_all_unused_symbols): New function.
6550 (Archive::task_): Move to base class.
6551 (Archive::incremental_info_): Likewise.
6552 (class Lib_group): Derive from Library_base.
6553 (Lib_group::do_filename): New function.
6554 (Lib_group::do_get_mtime): New function.
6555 (Lib_group::do_for_all_unused_symbols): New function.
6556 (Lib_group::task_): Move to base class.
6557 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
6559 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
6561 * incremental.cc (Incremental_inputs::report_archive_begin):
6562 Use Library_base; call library's get_mtime; add incremental inputs
6563 entry before members.
6564 (class Unused_symbol_visitor): New class.
6565 (Incremental_inputs::report_archive_end): Use Library_base; use
6566 visitor class to record unused symbols; don't add incremental inputs
6567 entry after members.
6568 (Incremental_inputs::report_object): Use Library_base.
6570 (Incremental_archive_entry::Incremental_archive_entry): Remove
6571 unused Archive parameter.
6572 (Incremental_inputs::report_archive_begin): Use Library_base.
6573 (Incremental_inputs::report_archive_end): Likewise.
6574 (Incremental_inputs::report_object): Likewise.
6575 * object.cc (Sized_relobj::do_for_all_global_symbols): New
6577 * object.h (Object::for_all_global_symbols): New function.
6578 (Object::do_for_all_global_symbols): New function.
6579 (Sized_relobj::do_for_all_global_symbols): New function.
6580 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
6582 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
6585 2011-03-27 Ian Lance Taylor <iant@google.com>
6587 * archive.cc (Archive::interpret_header): Return -1 if something
6588 goes wrong. Change callers accordingly.
6590 2011-03-25 Cary Coutant <ccoutant@google.com>
6592 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
6593 * testsuite/Makefile.in: Regenerate.
6595 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
6597 * plugin.cc (get_view): New.
6598 (Plugin::load): Pass get_view to the plugin.
6599 (Plugin_manager::get_view): New.
6601 2011-03-21 Ian Lance Taylor <iant@google.com>
6603 * testsuite/final_layout.sh: Rewrite to not use dc.
6604 * testsuite/relro_test.sh: Fail if dc is not present.
6606 2011-03-21 Sriraman Tallam <tmsriram@google.com>
6608 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
6610 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
6611 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
6613 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
6614 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
6616 2011-03-14 Ian Lance Taylor <iant@google.com>
6618 * script-sections.cc (Sort_output_sections::script_compare):
6619 Rename from is_before, change return type.
6620 (Sort_output_sections::operator()): Adjust accordingly.
6622 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
6625 * testsuite/odr_violation2.cc: Add comment to make all error line
6626 numbers double digits.
6627 * testsuite/debug_msg.sh: Adjust expected errors.
6629 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
6631 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
6632 but mark earlier ones as non-canonical
6633 (offset_to_iterator): Update search target and example
6634 (do_addr2line): Return extra lines in a vector*
6635 (format_file_lineno): Extract from do_addr2line
6636 (one_addr2line): Add vector* out-param
6637 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
6638 when a lineno entry appeared last for its instruction
6639 (Dwarf_line_info): Add vector* out-param
6640 * object.cc (Relocate_info): Pass NULL for the vector* out-param
6641 * symtab.cc (Odr_violation_compare): Include the lineno in the
6643 (linenos_from_loc): New. Combine the canonical line for an
6644 address with its other lines.
6645 (True_if_intersect): New. Helper functor to make
6646 std::set_intersection a query.
6647 (detect_odr_violations): Compare sets of lines instead of just
6648 one line for each function. This became less deterministic, but
6649 has fewer false positives.
6650 * symtab.h: Declarations.
6651 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
6652 mix an optimized and non-optimized object in the same binary
6653 (odr_violation2.so): Same.
6654 * testsuite/Makefile.in: Regenerate from Makefile.am.
6655 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
6656 * testsuite/debug_msg.sh: Update line numbers and add
6658 * testsuite/odr_violation1.cc: Use OdrDerived, in a
6659 non-optimized context.
6660 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
6661 isn't inlined, and use OdrDerived in an optimized context.
6662 * testsuite/odr_header1.h: Defines OdrDerived, where
6663 optimization will change the
6664 first-instruction-in-the-destructor's file and line number.
6665 * testsuite/odr_header2.h: Defines OdrBase.
6667 2011-03-09 Ian Lance Taylor <iant@google.com>
6669 * fileread.cc (File_read::clear_views): Don't delete the whole
6672 2011-03-08 Ian Lance Taylor <iant@google.com>
6675 * fileread.cc: #include <climits>.
6676 (GOLD_IOV_MAX): Define.
6677 (File_read::read_multiple): Limit number of entries by iov_max.
6678 * fileread.h (class File_read): Always set max_readv_entries to
6681 2011-03-07 Ian Lance Taylor <iant@google.com>
6684 * options.h (class General_options): Add -dy and -dn.
6686 2011-03-02 Cary Coutant <ccoutant@google.com>
6688 * testsuite/script_test_9.t: Add TLS segment.
6690 2011-03-02 Simon Baldwin <simonb@google.com>
6692 * configure.ac: Add check for gnu_indirect_function support in
6693 the toolchain building binutils.
6694 * configure: Rebuild.
6696 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
6698 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
6699 plugin only symbols.
6700 (Symbol_table::sized_finalize_symbol) Mark symbol only present
6701 in plugin files as not needed in the symbol table.
6703 2011-02-11 Sriraman Tallam <tmsriram@google.com>
6705 * output.cc (Output_section::add_input_section): Delay fill
6706 generation for section ordering.
6708 2011-02-09 Ian Lance Taylor <iant@google.com>
6711 * object.h (class Sized_relobj): Remove clear_local_symbols.
6712 * reloc.cc (Sized_relobj::do_relocate): Don't call
6713 clear_local_symbols.
6715 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
6717 * plugin.cc (is_visible_from_outside): Return true for symbols
6720 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
6722 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
6725 2011-02-02 Sriraman Tallam <tmsriram@google.com>
6727 * icf.h (is_section_foldable_candidate): Change type of parameter
6729 * icf.cc (Icf::find_identical_sections): Change type of local variable
6730 section_name to be std::string.
6731 (is_function_ctor_or_dtor): Change type of parameter to std::string.
6733 2011-01-25 Ian Lance Taylor <iant@google.com>
6735 * script.cc (script_add_extern): Rewrite to use
6736 add_symbol_reference.
6738 2011-01-25 Doug Kwan <dougkwan@google.com>
6740 * icf.cc (get_section_contents): Always lock section's object.
6742 2011-01-24 Ian Lance Taylor <iant@google.com>
6744 * options.h (class General_options): Accept
6745 --no-detect-odr-violations.
6747 2011-01-24 Ian Lance Taylor <iant@google.com>
6749 * version.cc (version_string): Bump to 1.11.
6751 2011-01-24 Ian Lance Taylor <iant@google.com>
6753 * plugin.cc (class Plugin_rescan): Define new class.
6754 (Plugin_manager::claim_file): Set any_claimed_.
6755 (Plugin_manager::save_archive): New function.
6756 (Plugin_manager::save_input_group): New function.
6757 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
6759 (Plugin_manager::new_undefined_symbol): New function.
6760 (Plugin_manager::rescan): New function.
6761 (Plugin_manager::rescannable_defines): New function.
6762 (Plugin_manager::add_input_file): Set any_added_.
6763 * plugin.h (class Plugin_manager): define new fields rescannable_,
6764 undefined_symbols_, any_claimed_, and any_added_. Declare
6765 Plugin_rescan as friend. Declare new functions.
6766 (Plugin_manager::Rescannable): Define type.
6767 (Plugin_manager::Rescannable_list): Define type.
6768 (Plugin_manager::Undefined_symbol_list): Define type.
6769 (Plugin_manager::Plugin_manager): Initialize new fields.
6770 * archive.cc (Archive::defines_symbol): New function.
6771 (Add_archive_symbols::run): Pass archive to plugins if any.
6772 * archive.h (class Archive): Declare defines_symbol.
6773 * readsyms.cc (Input_group::~Input_group): New function.
6774 (Finish_group::run): Pass input_group to plugins if any.
6775 * readsyms.h (class Input_group): Declare destructor.
6776 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
6779 2011-01-10 Ian Lance Taylor <iant@google.com>
6781 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
6783 (Layout::set_segment_offsets): Reset increase_relro before calling
6784 set_section_addresses a second time.
6786 2011-01-04 Cary Coutant <ccoutant@google.com>
6788 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
6789 sections before NOBITS sections.
6791 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
6793 * version.cc (print_version): Update copyright to 2011.
6795 2010-12-23 Cary Coutant <ccoutant@google.com>
6797 * output.h (Output_data_reloc::add_output_section): Pass OD instead
6798 of OS to this->add. Add OD parameter to second form of the function.
6800 2010-12-20 Ian Lance Taylor <iant@google.com>
6802 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
6803 second of two consecutive entries with same offset.
6805 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6807 * testsuite/Makefile.am (ifuncmain2static_LDADD)
6808 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
6809 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
6810 to avoid unneeded links against $(LDADD).
6811 * testsuite/Makefile.in: Regenerate.
6813 2010-12-15 Ian Lance Taylor <iant@google.com>
6816 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
6817 for R_X86_64_32 and R_X86_64_PC32.
6818 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
6819 ver_matching_def_pic.o.
6820 (ver_matching_def_pic.o): New target.
6822 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6824 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
6825 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
6826 Move definition before File_read::View member definitions.
6827 (File_read::View::~View): Initialize and hold lock before
6828 updating current_mapped_bytes.
6830 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6832 * dwarf_reader.cc: Remove outdated comment.
6833 * gold-threads.cc: Fix typo in error message.
6834 * archive.cc: Fix typos in comments.
6835 * archive.h: Likewise.
6836 * arm-reloc-property.cc: Likewise.
6837 * arm-reloc-property.h: Likewise.
6838 * arm-reloc.def: Likewise.
6840 * attributes.h: Likewise.
6841 * cref.cc: Likewise.
6842 * ehframe.cc: Likewise.
6843 * fileread.h: Likewise.
6845 * i386.cc: Likewise.
6847 * incremental.h: Likewise.
6848 * int_encoding.cc: Likewise.
6849 * layout.h: Likewise.
6850 * main.cc: Likewise.
6851 * merge.h: Likewise.
6852 * object.cc: Likewise.
6853 * object.h: Likewise.
6854 * options.cc: Likewise.
6855 * readsyms.cc: Likewise.
6856 * reduced_debug_output.cc: Likewise.
6857 * reloc.cc: Likewise.
6858 * script-sections.cc: Likewise.
6859 * sparc.cc: Likewise.
6860 * symtab.h: Likewise.
6861 * target-reloc.h: Likewise.
6862 * target.cc: Likewise.
6863 * target.h: Likewise.
6864 * timer.cc: Likewise.
6865 * timer.h: Likewise.
6866 * x86_64.cc: Likewise.
6868 2010-12-09 Cary Coutant <ccoutant@google.com>
6870 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
6872 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
6873 parameter; change all callers.
6874 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
6875 * options.h (warn_execstack): New option.
6877 2010-12-07 Doug Kwan <dougkwan@google.com>
6879 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
6880 like function call relocations.
6882 2010-12-07 Ian Lance Taylor <iant@google.com>
6884 * archive.cc (Archive::get_elf_object_for_member): Permit
6885 punconfigured to be NULL.
6886 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
6887 (Archive::include_member): Pass NULL to get_elf_object_for_member
6888 if we searched for the archive and this is the first included
6891 2010-12-01 Ian Lance Taylor <iant@google.com>
6893 * dwarf_reader.h (class Sized_dwarf_line_info): Add
6894 track_relocs_type_ field.
6895 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6896 Set track_relocs_type_.
6897 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
6898 contents when using RELA relocs.
6899 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
6901 * reloc.cc (Track_relocs::next_addend): New function.
6902 * reloc.h (class Track_relocs): Declare next_addend.
6904 2010-12-01 Ian Lance Taylor <iant@google.com>
6906 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
6909 2010-12-01 Ian Lance Taylor <iant@google.com>
6911 * README: Update compilers known to work and fail.
6913 2010-11-23 Matthias Klose <doko@ubuntu.com>
6915 * configure.in: For --enable-gold, handle value `default' instead of
6916 `both*'. Always install ld as ld.bfd, install as ld if gold is
6918 * configure: Regenerate.
6920 2010-11-18 Doug Kwan <dougkwan@google.com>
6922 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
6923 and right_alignment to be zero. Store result alignment only if it is
6924 greater than existing alignment.
6926 2010-11-16 Cary Coutant <ccoutant@google.com>
6929 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6930 Check for ".zdebug_line".
6932 2010-11-16 Doug Kwan <dougkwan@google.com>
6933 Cary Coutant <ccoutant@google.com>
6935 * output.h (Output_segment::set_section_addresses): Pass increase_relro
6936 by reference; adjust all callers.
6937 * output.cc (Output_segment::set_section_addresses): Adjust references
6938 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
6940 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
6941 end at page boundary.
6943 2010-11-16 Cary Coutant <ccoutant@google.com>
6946 * layout.cc (Layout::choose_output_section): Transform names of
6947 compressed sections even when using a script with a SECTIONS clause.
6948 (Layout::output_section_name): Remove code to transform
6949 compressed debug section names.
6950 * output.cc (Output_section::add_input_section): Use uncompressed
6951 section size when tracking input sections.
6953 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
6955 * symtab.h (Symbol::NON_PIC_REF): Remove.
6956 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
6957 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
6958 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
6959 (Symbol::use_plt_offset): Take a flags argument and pass it
6960 directly to needs_dynamic_reloc. Restrict check for undefined
6961 weak symbols to function calls.
6962 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
6963 (Target_arm::Scan::global): Use it.
6964 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
6965 (Target_arm::Relocate::relocate): Likewise.
6966 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
6967 parameter with an r_type parameter. Use get_reference_flags
6969 (Target_arm::Relocate::relocate): Update accordingly.
6970 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
6971 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
6972 (Target_i386::Scan::global): Likewise.
6973 (Target_i386::Relocate::relocate): Likewise.
6974 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
6975 parameter with an r_type parameter. Use get_reference_flags
6977 (Target_i386::Relocate::relocate): Update accordingly.
6978 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
6979 (Target_powerpc::Scan::global): Use it.
6980 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
6981 (Target_powerpc::Relocate::relocate): Likewise.
6982 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
6983 (Target_sparc::Scan::global): Use it.
6984 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
6985 (Target_sparc::Relocate::relocate): Likewise.
6986 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
6987 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
6988 (Target_x86_64::Scan::global): Likewise.
6989 (Target_x86_64::Relocate::relocate): Likewise.
6991 2010-11-08 Doug Kwan <dougkwan@google.com>
6992 Cary Coutant <ccoutant@google.com>
6994 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
6995 (Arm_exidx_merge_section::section_contents_): New data member.
6996 (Arm_input_section::Arm_input_section): Initialize original_contents_.
6997 (Arm_input_section::~Arm_input_section): De-allocate memory.
6998 (Arm_input_section::original_contents_): New data member.
6999 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
7000 in parameters instead of calling Object::section_contents without
7002 (Arm_output_section::group_section): New parameter TASK. Pass it
7003 to callees that need locking objects.
7004 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
7005 to lock EXIDX input sections. Fix a formatting issue. Call
7006 Arm_exidx_merged_section::build_contents to create merged section
7008 (Arm_output_section::create_stub_group): New parameter TASK. Use it
7009 to lock object of stub table owner.
7010 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
7011 TEXT_SIZE to initialize data member TEXT_SIZE_.
7012 (Arm_exidx_input_section::addralign): Fix typo in comment.
7013 (Arm_exidx_input_section::text_size): New method.
7014 (Target_arm::do_relax): New parameter TASK. Pass it to callees
7015 that require locking objects. Lock objects before scanning for stubs
7016 and updating local symbols.
7017 (Arm_input_section<big_endian>::init): Copy contents of original
7019 (Arm_input_section<big_endian>::do_write): Use saved contents of
7020 original input section instead of calling Object::section_contents
7022 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
7023 size without calling Object::section_size().
7024 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
7025 for size. Allocate a buffer for merged EXIDX entries.
7026 (Arm_exidx_merged_section::build_contents): New method.
7027 (Arm_exidx_merged_section::do_write): Move merge section contents
7028 building code to Arm_exidx_merged_section::build_contetns. Write
7029 out contetns in buffer instead of building it on the fly.
7030 (Arm_relobj::make_exidx_input_section): Also pass text section size
7031 to Arm_exidx_input_section constructor.
7032 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
7033 (Arm_dynobj::do_read_symbols): Fix memory leak.
7034 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
7035 * target.h: (class Task): Add forward declaration.
7036 (Target::relax): Add new parameter TASK and pass it to
7038 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
7040 2010-11-05 Cary Coutant <ccoutant@google.com>
7043 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
7044 object when reading from the file.
7045 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
7047 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
7048 when reading section contents.
7049 (get_section_contents): Likewise.
7050 (icf::find_identical_sections): Likewise.
7051 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
7052 object when reading from the file.
7053 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
7054 the object when doing deferred section layout.
7056 2010-11-03 Nick Clifton <nickc@redhat.com>
7059 * script.h (class Symbol_assignment: name): New member. Returns
7060 the name of the symbol.
7061 * scrfipt.cc (Script_options::is_pending_assignment): New member.
7062 Returns true if the given symbol name is on the list of
7063 assignments wating to be processed.
7064 * archive.cc (should_incldue_member): If the symbol is undefined,
7065 check to see if it is on the list of symbols pending assignment.
7067 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
7069 * script-sections.cc (Script_sections::find_memory_region): Check
7070 for a NULL output section pointer.
7072 2010-10-29 Doug Kwan <dougkwan@google.com>
7074 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
7075 Output_section::add_relaxed_input_section.
7076 * output.cc (Output_section::add_relaxed_input_section): Add new
7077 arguments LAYOUT and NAME. Set section order index.
7078 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7079 Copy section order index.
7080 * output.h (Output_section::add_relaxed_input_section): Add new
7081 arguments LAYOUT and NAME.
7083 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7085 * testsuite/Makefile.am: Move gcctestdir/ld rule to
7086 NATIVE_OR_CROSS_LINKER.
7087 * testsuite/Makefile.in: Regenerate.
7089 2010-10-20 Doug Kwan <dougkwan@google.com>
7091 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
7092 without SHF_LINK_ORDER flags.
7093 * layout.cc (Layout::choose_output_section): Do not filter
7094 SHF_LINK_ORDER flag in a relocatable link.
7096 2010-10-17 Cary Coutant <ccoutant@google.com>
7098 * output.h (Output_segment::set_section_addresses): Change function
7099 signature. Update all callers.
7100 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
7102 (Output_segment::set_section_addresses): Align after last TLS
7103 section. Add padding before last relro section instead of after.
7105 2010-10-17 Doug Kwan <dougkwan@google.com>
7107 * gold/arm.cc (Target_arm::got_section): Use correct order and set
7108 GOT output section to be writable.
7110 2010-10-14 Cary Coutant <ccoutant@google.com>
7112 * debug.h (DEBUG_INCREMENTAL): New flag.
7113 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
7114 * gold.cc (queue_initial_tasks): Check parameters for incremental link
7116 * incremental.cc (report_command_line): Ignore all forms of
7118 * layout.cc (Layout::Layout): Check parameters for incremental link
7120 * options.cc (General_options::parse_incremental): New function.
7121 (General_options::parse_no_incremental): New function.
7122 (General_options::parse_incremental_full): New function.
7123 (General_options::parse_incremental_update): New function.
7124 (General_options::incremental_mode_): New data member.
7125 (General_options::finalize): Check incremental_mode_.
7126 * options.h (General_options): Update help text for --incremental.
7127 Add --no-incremental, --incremental-full, --incremental-update.
7128 (General_options::Incremental_mode): New enum type.
7129 (General_options::incremental_mode): New function.
7130 (General_options::incremental_mode_): New data member.
7131 * parameters.cc (Parameters::incremental_mode_): New data member.
7132 (Parameters::set_options): Set incremental_mode_.
7133 (Parameters::set_incremental_full): New function.
7134 (Parameters::incremental): New function.
7135 (Parameters::incremental_update): New function.
7136 (set_parameters_incremental_full): New function.
7137 * parameters.h (Parameters::set_incremental_full): New function.
7138 (Parameters::incremental): New function.
7139 (Parameters::incremental_update): New function.
7140 (Parameters::incremental_mode_): New data member.
7141 (set_parameters_incremental_full): New function.
7142 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
7143 incremental link mode.
7144 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
7145 (Sized_relobj::do_relocate_sections): Likewise.
7146 * testsuite/Makefile.am (incremental_test): Use --incremental-full
7148 * testsuite/Makefile.in: Regenerate.
7149 * testsuite/incremental_test.sh: Filter all forms of --incremental.
7151 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7153 * script-sections.h (class Script_sections): Make
7154 Sections_elements typedef public.
7155 * script-sections.cc (class Sort_output_sections): Add elements_
7156 field. Add constructor which sets it; change all callers.
7157 (Sort_output_sections::is_before): New function.
7158 (Sort_output_sections::operator()): Call is_before.
7159 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
7161 * testsuite/script_test_10.sh: New test. Test script section
7163 * testsuite/script_test_10.t: Likewise.
7164 * testsuite/script_test_10.s: Likewise.
7165 * testsuite/Makefile.am: Wrap the cross linker tests and the
7166 common tests into NATIVE_OR_CROSS_LINKER.
7167 (check_SCRIPTS): Add script_test_10.sh.
7168 (check_DATA): Add script_test_10.stdout.
7169 (script_test_10.o, script_test_10): New targets.
7170 (script_test_10.stdout): New target.
7171 * configure, testsuite/Makefile.in: Regenerate.
7173 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7175 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
7176 error for the deprecated relocations.
7177 (Target_arm::Scan::global): Likewise.
7178 (Target_arm::Relocate::relocate): Likewise.
7180 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
7182 * fileread.cc (Input_file::find_file): Initialize *found_name
7183 and *namep when using the fallback search for case 4.
7185 2010-10-11 Cary Coutant <ccoutant@google.com>
7187 * options.h (class General_options): Redefine -z lazy as an alias for
7188 the negation of -z now.
7190 2010-10-11 Ian Lance Taylor <iant@google.com>
7192 * resolve.cc (symbol_to_bits): Report the value of the unsupported
7195 2010-10-06 Nick Clifton <nickc@redhat.com>
7197 * script-sections.cc(class Memory_region): Remove
7198 current_lma_offset_ field. Rename current_vma_offset_ to
7199 current_offset_. Add last_section_ field.
7200 (Memory_region::get_current_vma_address): Rename to
7201 get_current_address.
7202 (Memory_region::get_current_lma_address): Delete.
7203 (Memory_region::increment_vma_offset): Rename to
7205 (Memory_region::increment_lma_offset): Delete.
7206 (Memory_region::attributes_compatible): New method. Returns
7207 true if the provided section is compatible with the region.
7208 (Memory_region::get_last_section): New method. Returns the last
7209 section to use the region.
7210 (Memory_region::set_last_section): New method. Stores the last
7211 section to use the region.
7212 (Script_sections::block_in_region): New method. Returns true if
7213 a block of memory is contained within a region.
7214 (Script_sections::find_memory_region): New method. Locates a
7215 memory region to be used to set a VMA or LMA address.
7216 (Output_section_definition::set_section_addresses): Add code to
7217 check for addresses set by memory regions.
7218 (Output_segment::set_section_addresses): Remove memory region
7220 (Script_sections::create_segment): Add a warning if a header
7221 segment is created outside of any region.
7222 * script-sections.h (class Script_sections): Add prototypes for
7223 find_memory_region and block_in_region methods.
7224 * testsuite/memory_test.s: Use .long instead of .word.
7225 * testsuite/memory_test.t: Add some more output sections.
7226 * testsuite/memory_test.sh: Update expected output.
7228 2010-10-02 Doug Kwan <dougkwan@google.com>
7230 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
7231 defintion to symtab.h
7232 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
7233 declaration to defintion.
7235 2010-10-01 Nick Clifton <nickc@redhat.com>
7237 * expression.cc (eval): Replace dummy argument with NULL.
7238 (eval_maybe_dot): Check for a NULL result section pointer.
7239 (Symbol_expression::value): Likewise.
7240 (Dot_expression::value): Likewise.
7241 (BINARY_EXPRESSION): Likewise.
7242 (Max_expression::value): Likewise.
7243 (Min_expression::value): Likewise.
7244 (Absolute_expression::value): Likewise.
7245 (Addr_expression::value_from_output_section): Likewise.
7246 (Loaddddr_expression::value_from_output_section): Likewise.
7247 (Segment_start_expression::value): Likewise.
7248 * script-sections.cc
7249 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
7251 (Sections_elememt_dot_assignment::set_section_addresses):
7253 (Output_data_expression::do_write_to_buffer): Likewise.
7254 (Output_section_definition::finalize_symbols): Likewise.
7255 (Output_section_definition::set_section_addresses): Likewise.
7257 2010-09-30 Doug Kwan <dougkwan@google.com>
7259 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
7261 2010-09-28 Sriraman Tallam <tmsriram@google.com>
7263 * target.h (Target::can_icf_inline_merge_sections): New virtual
7265 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
7267 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
7269 * icf.cc (get_section_contents): Inline merge sections only when
7272 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7274 * configure: Regenerate.
7276 2010-09-17 Ian Lance Taylor <iant@google.com>
7278 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
7279 * testsuite/Makefile.am (memory_test.o): New target.
7280 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
7282 * testsuite/Makefile.in: Rebuild.
7284 2010-09-17 Doug Kwan <dougkwan@google.com>
7286 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
7287 defintion if relocation uses GOT entries of the symbol.
7288 * testsuite/icf_safe_test.sh: Fix test.
7289 * testsuite/icf_safe_so_test.sh: Fix test.
7291 2010-09-16 Cary Coutant <ccoutant@google.com>
7293 * script_sections.cc (class Memory_region): Remove "NULL" from
7294 vector initializations.
7296 2010-09-15 Cary Coutant <ccoutant@google.com>
7298 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
7299 Resolve forwarding symbols.
7301 2010-09-15 Doug Kwan <dougkwan@google.com>
7303 * gold/testsuite/script_test_3.t: Add ARM special sections.
7304 * gold/testsuite/script_test_4.t: Same.
7305 * gold/testsuite/script_test_5.t: Same.
7306 * gold/testsuite/script_test_6.t: Same.
7307 * gold/testsuite/script_test_7.t: Same.
7308 * gold/testsuite/script_test_7.t: Same.
7309 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
7311 2010-09-14 Cary Coutant <ccoutant@google.com>
7313 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
7314 (Target_x86_64::Relocate::relocate_tls): Replace check for
7315 saw_tls_block_reloc_ with test for executable section.
7317 2010-09-12 Cary Coutant <ccoutant@google.com>
7319 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
7320 position-independent executables to shared libraries need dynamic
7322 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
7323 position-independent executables.
7324 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
7325 * testsuite/Makefile.in: Regenerate.
7327 2010-09-10 Nick Clifton <nickc@redhat.com>
7330 * testsuite/memory_test.t: Discard any sections that are not
7333 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
7336 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
7337 "This::" to work around a bug in gcc 4.2.
7339 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
7341 2010-09-09 Rafael Espindola <espindola@google.com>
7343 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
7344 sections with different PF_X flags in the same segment.
7345 (Layout::find_first_load_seg): Search all segments to find the first
7347 * options.h (rosegment): New.
7349 2010-09-08 Rafael Espindola <espindola@google.com>
7351 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
7353 2010-09-08 Doug Kwan <dougkwan@google.com>
7355 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
7356 (Arm_relobj::do_relocate_sections): Add new parameter for output
7357 file to match the parent.
7358 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
7359 of local symbols instead of input values. Update code to track
7360 changes in gold::relocate_section.
7361 * object.cc (Sized_relobj::compute_final_local_value): New methods.
7362 (Sized_relobj::compute_final_local_value_internal): New methods.
7363 (Sized_relobj::do_finalize_local_symbols): Move code from loop
7364 body into private version of Sized_relobj::compute_final_local_value.
7365 Call the inline method.
7366 * object.h (Symbol_value::Symbol_value): Define destructor. Free
7367 merged symbol value if there is one.
7368 (Symbol_value::has_output_value): New method defintiion.
7369 (Sized_relobj::Compute_final_local_value_status): New enum type.
7370 (Sized_relobj::compute_final_local_value): New methods.
7371 (Sized_relobj::compute_final_local_value_internal): New methods.
7372 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
7373 and arm_cortex_a8.sh.
7374 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
7375 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
7377 * Makefile.in: Regenerate.
7378 * testsuite/arm_bl_out_of_range.s: Update test.
7379 * testsuite/thumb_bl_out_of_range.s: Ditto.
7380 * testsuite/thumb_blx_out_of_range.s: Ditto.
7381 * testsuite/arm_branch_out_of_range.sh: New file.
7382 * testsuite/arm_cortex_a8.sh: Ditto.
7383 * testsuite/arm_cortex_a8_b.s: Ditto.
7384 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
7385 * testsuite/arm_cortex_a8_b_local.s: Ditto.
7386 * testsuite/arm_cortex_a8_bl.s: Ditto.
7387 * testsuite/arm_cortex_a8_blx.s: Ditto.
7388 * testsuite/arm_cortex_a8_local.s: Ditto.
7389 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
7390 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
7392 2010-09-08 Rafael Espindola <espindola@google.com>
7394 * Makefile.am (memory_test.stdout): Run readelf with -W.
7395 * Makefile.in: Regenerate.
7396 * testsuite/memory_test.sh: Make the regexps accept both 32 and
7399 2010-09-08 Rafael Espindola <espindola@google.com>
7401 * script-sections.cc (Script_sections::add_memory_region): Convert
7402 field precision to int.
7403 * script.cc (script_set_section_region, script_set_section_region):
7404 Convert field precision to int.
7406 2010-09-08 Rafael Espindola <espindola@google.com>
7408 * arm.cc (do_finalize_sections): Create the __exidx_start and
7409 __exdix_end symbols even when the section is missing.
7411 2010-09-08 Nick Clifton <nickc@redhat.com>
7413 * README: Remove claim that MEMORY is not supported.
7414 * expression.cc (script_exp_function_origin)
7415 (script_exp_function_length): Move from here to ...
7416 * script.cc: ... here.
7417 (script_set_section_region, script_add_memory)
7418 (script_parse_memory_attr, script_include_directive): New
7420 * script-sections.cc
7421 (class Memory_region): New class.
7422 (class Output_section_definition): Add set_memory_region,
7423 set_section_vma, set_section_lma and get_section_name methods.
7424 (class Script_Sections): Add add_memory_region,
7425 find_memory_region, find_memory_region_origin,
7426 find_memory_region_length and set_memory_region methods.
7427 Have set_section_addresses method walk the list of set memory
7429 Extend the print methos to display memory regions.
7430 * script-sections.h: Add prototypes for new methods.
7431 Add enum for MEMORY region attributes.
7432 * yyscript.y: Add support for parsing MEMORY regions.
7433 * script-c.h: Add prototypes for new functions.
7434 * testsuite/Makefile.am: Add test of MEMORY region functionality.
7435 * testsuite/Makefile.in: Regenerate.
7436 * testsuite/memory_test.sh: New script.
7437 * testsuite/memory_test.s: New assembler source file.
7438 * testsuite/memory_test.t: New linker script.
7440 2010-08-27 Doug Kwan <dougkwan@google.com>
7442 * gold/resolve.cc (Symbol_table::should_override): Let a weak
7443 reference override an existing dynamic weak reference.
7444 * testsuite/Makefile.am: Add new test dyn_weak_ref.
7445 * testsuite/Makefile.in: Regenerate.
7446 * testsuite/dyn_weak_ref.sh: New file.
7447 * testsuite/dyn_weak_ref_1.c: Ditto.
7448 * testsuite/dyn_weak_ref_2.c: Ditto.
7450 2010-08-27 Ian Lance Taylor <iant@google.com>
7452 * incremental.h (class Incremental_input_entry): Add virtual
7455 2010-08-27 Ian Lance Taylor <iant@google.com>
7457 * testsuite/start_lib_test_3.c: Mark t3 as used.
7459 2010-08-27 Nick Clifton <nickc@redhat.com>
7461 * options.cc (version_script): Fix small typo in previous
7464 2010-08-25 Nick Clifton <nickc@redhat.com>
7466 * archive.cc: Formatting fixes: Remove whitespace between
7467 typename and following asterisk. Remove whitespace between
7468 function name and opening parenthesis.
7469 * archive.h: Likewise.
7471 * attributes.cc: Likewise.
7472 * attributes.h: Likewise.
7473 * common.cc: Likewise.
7474 * copy-relocs.cc: Likewise.
7475 * dirsearch.h: Likewise.
7476 * dynobj.cc: Likewise.
7477 * ehframe.cc: Likewise.
7478 * ehframe.h: Likewise.
7479 * expression.cc: Likewise.
7480 * fileread.cc: Likewise.
7481 * fileread.h: Likewise.
7483 * gold-threads.cc: Likewise.
7484 * gold.cc: Likewise.
7485 * i386.cc: Likewise.
7487 * incremental-dump.cc: Likewise.
7488 * incremental.cc: Likewise.
7489 * layout.cc: Likewise.
7490 * layout.h: Likewise.
7491 * main.cc: Likewise.
7492 * merge.cc: Likewise.
7493 * merge.h: Likewise.
7494 * object.cc: Likewise.
7495 * object.h: Likewise.
7496 * options.cc: Likewise.
7497 * options.h: Likewise.
7498 * output.cc: Likewise.
7499 * output.h: Likewise.
7500 * plugin.cc: Likewise.
7501 * plugin.h: Likewise.
7502 * powerpc.cc: Likewise.
7503 * reloc.cc: Likewise.
7504 * script-c.h: Likewise.
7505 * script-sections.cc: Likewise.
7506 * script.cc: Likewise.
7507 * stringpool.cc: Likewise.
7508 * symtab.cc: Likewise.
7509 * symtab.h: Likewise.
7510 * target.cc: Likewise.
7511 * timer.cc: Likewise.
7512 * timer.h: Likewise.
7513 * version.cc: Likewise.
7514 * x86_64.cc: Likewise.
7516 2010-08-24 Nick Clifton <nickc@redhat.com>
7519 * layout.cc (segment_precedes): Sort segments by their physical
7520 addresses, if they have been set.
7522 2010-08-23 Cary Coutant <ccoutant@google.com>
7524 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
7526 (Lib_group::include_member): Unlock object after deleting its
7528 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
7531 2010-08-19 Neil Vachharajani <nvachhar@google.com>
7532 Cary Coutant <ccoutant@google.com>
7534 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
7535 constructor, and set_blocker.
7536 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
7538 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
7539 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
7540 * testsuite/Makefile.am (start_lib_test): New test case.
7541 * testsuite/Makefile.in: Regenerate.
7542 * testsuite/start_lib_test_main.c: New file.
7543 * testsuite/start_lib_test_1.c: New file.
7544 * testsuite/start_lib_test_2.c: New file.
7545 * testsuite/start_lib_test_3.c: New file.
7547 2010-08-19 Ian Lance Taylor <iant@google.com>
7549 * Makefile.in: Rebuild with automake 1.11.1.
7550 * aclocal.m4: Likewise.
7551 * testsuite/Makefile.in: Likewise.
7553 2010-08-19 Ian Lance Taylor <iant@google.com>
7556 * i386.cc (class Output_data_plt_i386): Update declarations.
7557 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
7558 local_ifuncs_ fields.
7559 (Target_i386::do_plt_section_for_global): New function.
7560 (Target_i386::do_plt_section_for_local): New function.
7561 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
7562 parameter; change all callers. Initialize global_ifuncs_ and
7563 local_ifuncs_. If doing a static link define __rel_iplt_start and
7565 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
7566 (Output_data_plt_i386::add_local_ifunc_entry): New function.
7567 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
7569 (Target_i386::make_plt_section): New function, broken out of
7570 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
7571 (Target_i386::make_plt_entry): Call make_plt_section.
7572 (Target_i386::make_local_ifunc_plt_entry): New function.
7573 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
7574 (Target_i386::Scan::local): Handle IFUNC symbols. Add
7575 R_386_IRELATIVE to switch.
7576 (Target_i386::Scan::global): Likewise.
7577 (Target_i386::Relocate::relocate): Likewise.
7578 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
7580 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
7581 (Target_x86_64::do_plt_section_for_global): New function.
7582 (Target_x86_64::do_plt_section_for_local): New function.
7583 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
7584 parameter; change all callers. If doing a static link define
7585 __rela_iplt_start and __rela_iplt_end.
7586 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
7587 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
7588 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
7590 (Target_x86_64::make_local_ifunc_plt_entry): New function.
7591 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
7593 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
7594 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
7595 R_X86_64_IRELATIVE to switch.
7596 (Target_x86_64::Scan::global): Likewise.
7597 (Target_x86_64::Relocate::relocate): Likewise.
7598 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
7600 * target.h (class Target): Add plt_section_for_global and
7601 plt_section_for_local functions. Add do_plt_section_for_global
7602 and do_plt_section_for_local virtual functions.
7603 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
7604 clarifying comments.
7605 (Symbol::use_plt_offset): Handle IFUNC symbol.
7606 * object.cc (Sized_relobj::Sized_relobj): Initialize
7608 (Sized_relobj::local_has_plt_offset): New function.
7609 (Sized_relobj::local_plt_offset): New function.
7610 (Sized_relobj::set_local_plt_offset): New function.
7611 (Sized_relobj::do_count): Handle IFUNC symbol.
7612 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
7613 a bit away from input_shndx_ field. Add set_is_func_symbol and
7614 is_ifunc_symbol functions.
7615 (class Sized_relobj): Update declarations. Remove Tls_got_entry
7616 and Local_tls_got_offsets. Define Local_plt_offsets. Add
7617 local_plt_offsets_ field.
7618 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
7619 * output.h (class Output_section_data): Add non-const
7620 output_section function.
7621 (class Output_data_got): Update declarations.
7622 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
7623 Add use_plt_offset parameter to global and local constructors.
7624 Change all callers. Change local_sym_index_ field to 31 bits.
7625 Change GSYM_CODE and CONSTANT_CODE accordingly.
7626 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
7627 doing a static link don't set sh_link field.
7628 (Output_data_got::Got_entry::write): Use PLT offset if
7630 (Output_data_got::add_global_plt): New function.
7631 (Output_data_got::add_local_plt): New function.
7632 * target-reloc.h (relocate_section): Handle IFUNC symbol.
7633 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
7634 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
7635 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
7636 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
7638 * testsuite/ifunc-sel.h: New file.
7639 * testsuite/ifuncmain1.c: New file.
7640 * testsuite/ifuncmain1vis.c: New file.
7641 * testsuite/ifuncmod1.c: New file.
7642 * testsuite/ifuncdep2.c: New file.
7643 * testsuite/ifuncmain2.c: New file.
7644 * testsuite/ifuncmain3.c: New file.
7645 * testsuite/ifuncmod3.c: New file.
7646 * testsuite/ifuncmain4.c: New file.
7647 * testsuite/ifuncmain5.c: New file.
7648 * testsuite/ifuncmod5.c: New file.
7649 * testsuite/ifuncmain6pie.c: New file.
7650 * testsuite/ifuncmod6.c: New file.
7651 * testsuite/ifuncmain7.c: New file.
7652 * configure, testsuite/Makefile.in: Rebuild.
7654 2010-08-18 Ian Lance Taylor <iant@google.com>
7657 (Output_section_incremental_inputs::write_input_files): Add cast
7658 to avoid signed/unsigned comparison warning.
7659 (Output_section_incremental_inputs::write_info_blocks): Likewise.
7661 2010-08-12 Cary Coutant <ccoutant@google.com>
7663 * common.cc (Sort_commons::operator()): Remove unnecessary code.
7665 2010-08-13 Ian Lance Taylor <iant@google.com>
7667 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
7669 2010-08-12 Cary Coutant <ccoutant@google.com>
7670 Doug Kwan <dougkwan@google.com>
7672 * resolve.cc (Symbol_table::should_override): When a weak dynamic
7673 defintion overrides non-weak undef, remember that the original undef
7675 * symtab.cc (Symbol_table::sized_write_global): For undef without
7676 an original weak binding, set binding to global in output.
7677 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
7678 * testsuite/Makefile.in: Regenerate.
7679 * testsuite/strong_ref_weak_def.sh: New file.
7680 * testsuite/strong_ref_weak_def_1.c: Ditto.
7681 * testsuite/strong_ref_weak_def_2.c: Ditto.
7683 2010-08-12 Cary Coutant <ccoutant@google.com>
7685 * testsuite/incremental_test.sh: Rewrite.
7686 * testsuite/incremental_test_1.c: Rewrite.
7687 * testsuite/incremental_test_2.c: Rewrite.
7689 2010-08-12 Cary Coutant <ccoutant@google.com>
7691 * arm.cc (Target_arm::got_size): Add const.
7692 (Target_arm::got_entry_count): New function.
7693 (Target_arm::plt_entry_count): New function.
7694 (Target_arm::first_plt_entry_offset): New function.
7695 (Target_arm::plt_entry_size): New function.
7696 (Output_data_plt_arm::entry_count): New function.
7697 (Output_data_plt_arm::first_plt_entry_offset): New function.
7698 (Output_data_plt_arm::get_plt_entry_size): New function.
7699 * i386.cc (Target_i386::got_size): Add const.
7700 (Target_i386::got_entry_count): New function.
7701 (Target_i386::plt_entry_count): New function.
7702 (Target_i386::first_plt_entry_offset): New function.
7703 (Target_i386::plt_entry_size): New function.
7704 (Output_data_plt_i386::entry_count): New function.
7705 (Output_data_plt_i386::first_plt_entry_offset): New function.
7706 (Output_data_plt_i386::get_plt_entry_size): New function.
7707 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
7708 find_incremental_inputs_sections. Dump incremental_got_plt section.
7709 * incremental.cc: Include target.h.
7710 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
7711 parameter. Adjust all callers. Find incremental_got_plt section.
7712 (Incremental_inputs::create_data_sections): Create incremental_got_plt
7714 (Output_section_incremental_inputs::set_final_data_size): Calculate
7715 size of incremental_got_plt section.
7716 (Output_section_incremental_inputs::do_write): Write the
7717 incremental_got_plt section.
7718 (Got_plt_view_info): New struct.
7719 (Local_got_offset_visitor): New class.
7720 (Global_got_offset_visitor): New class.
7721 (Global_symbol_visitor_got_plt): New class.
7722 (Output_section_incremental_inputs::write_got_plt): New function.
7723 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
7724 Add parameter. Adjust all callers.
7725 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7726 (Incremental_inputs::got_plt_section): New function.
7727 (Incremental_inputs::got_plt_section_): New data member.
7728 (Incremental_got_plt_reader): New class.
7729 * layout.cc (Layout::create_incremental_info_sections): Add the
7730 incremental_got_plt section.
7731 * object.h (Got_offset_list::get_list): New function.
7732 (Got offset_list::for_all_got_offsets): New function.
7733 (Sized_relobj::local_got_offset_list): New function.
7734 * powerpc.cc (Target_powerpc::got_size): Add const.
7735 (Target_powerpc::got_entry_count): New function.
7736 (Target_powerpc::plt_entry_count): New function.
7737 (Target_powerpc::first_plt_entry_offset): New function.
7738 (Target_powerpc::plt_entry_size): New function.
7739 (Output_data_plt_powerpc::entry_count): New function.
7740 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
7741 (Output_data_plt_powerpc::get_plt_entry_size): New function.
7742 * sparc.cc (Target_sparc::got_size): Add const.
7743 (Target_sparc::got_entry_count): New function.
7744 (Target_sparc::plt_entry_count): New function.
7745 (Target_sparc::first_plt_entry_offset): New function.
7746 (Target_sparc::plt_entry_size): New function.
7747 (Output_data_plt_sparc::entry_count): New function.
7748 (Output_data_plt_sparc::first_plt_entry_offset): New function.
7749 (Output_data_plt_sparc::get_plt_entry_size): New function.
7750 * symtab.h (Symbol::got_offset_list): New function.
7751 (Symbol_table::for_all_symbols): New function.
7752 * target.h (Sized_target::got_entry_count): New function.
7753 (Sized_target::plt_entry_count): New function.
7754 (Sized_target::plt_entry_size): New function.
7755 * x86_64.cc (Target_x86_64::got_size): Add const.
7756 (Target_x86_64::got_entry_count): New function.
7757 (Target_x86_64::plt_entry_count): New function.
7758 (Target_x86_64::first_plt_entry_offset): New function.
7759 (Target_x86_64::plt_entry_size): New function.
7760 (Output_data_plt_x86_64::entry_count): New function.
7761 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
7762 (Output_data_plt_x86_64::get_plt_entry_size): New function.
7764 2010-08-12 Cary Coutant <ccoutant@google.com>
7766 * archive.cc: Include incremental.h.
7767 (Archive::Archive): Initialize incremental_info_.
7768 (Archive::include_member): Record archive members in incremental info.
7769 (Add_archive_symbols::run): Record begin and end of an archive in
7771 (Lib_group::include_member): Record objects in incremental info.
7772 * archive.h (Incremental_archive_entry): Forward declaration.
7773 (Archive::set_incremental_info): New member function.
7774 (Archive::incremental_info): New member function.
7775 (Archive::Unused_symbol_iterator): New class.
7776 (Archive::unused_symbols_begin): New member function.
7777 (Archive::unused_symbols_end): New member function.
7778 (Archive::incremental_info_): New data member.
7779 * incremental-dump.cc (find_input_containing_global): New function.
7780 (dump_incremental_inputs): Dump new incremental info sections.
7781 * incremental.cc: Include symtab.h.
7782 (Output_section_incremental_inputs): New class.
7783 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
7784 new incremental info sections.
7785 (Sized_incremental_binary::do_check_inputs): Likewise.
7786 (Incremental_inputs::report_archive): Remove.
7787 (Incremental_inputs::report_archive_begin): New function.
7788 (Incremental_inputs::report_archive_end): New function.
7789 (Incremental_inputs::report_object): New function.
7790 (Incremental_inputs::finalize_inputs): Remove.
7791 (Incremental_inputs::report_input_section): New function.
7792 (Incremental_inputs::report_script): Rewrite.
7793 (Incremental_inputs::finalize): Do nothing but finalize string table.
7794 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7795 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7796 (Incremental_inputs::create_data_sections): New function.
7797 (Incremental_inputs::relocs_entsize): New function.
7798 (Output_section_incremental_inputs::set_final_data_size): New function.
7799 (Output_section_incremental_inputs::do_write): New function.
7800 (Output_section_incremental_inputs::write_header): New function.
7801 (Output_section_incremental_inputs::write_input_files): New function.
7802 (Output_section_incremental_inputs::write_info_blocks): New function.
7803 (Output_section_incremental_inputs::write_symtab): New function.
7804 * incremental.h (Incremental_script_entry): Forward declaration.
7805 (Incremental_object_entry): Forward declaration.
7806 (Incremental_archive_entry): Forward declaration.
7807 (Incremental_inputs): Forward declaration.
7808 (Incremental_inputs_header_data): Remove.
7809 (Incremental_inputs_header): Remove.
7810 (Incremental_inputs_header_write): Remove.
7811 (Incremental_inputs_entry_data): Remove.
7812 (Incremental_inputs_entry): Remove.
7813 (Incremental_inputs_entry_write): Remove.
7814 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
7815 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
7816 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7817 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
7819 (Incremental_input_entry): New class.
7820 (Incremental_script_entry): New class.
7821 (Incremental_object_entry): New class.
7822 (Incremental_archive_entry): New class.
7823 (Incremental_inputs::Incremental_inputs): Initialize new data members.
7824 (Incremental_inputs::report_inputs): Remove.
7825 (Incremental_inputs::report_archive): Remove.
7826 (Incremental_inputs::report_archive_begin): New function.
7827 (Incremental_inputs::report_archive_end): New function.
7828 (Incremental_inputs::report_object): Change prototype.
7829 (Incremental_inputs::report_input_section): New function.
7830 (Incremental_inputs::report_script): Change prototype.
7831 (Incremental_inputs::get_reloc_count): New function.
7832 (Incremental_inputs::set_reloc_count): New function.
7833 (Incremental_inputs::create_data_sections): New function.
7834 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7835 (Incremental_inputs::inputs_section): New function.
7836 (Incremental_inputs::symtab_section): New function.
7837 (Incremental_inputs::relocs_section): New function.
7838 (Incremental_inputs::get_stringpool): Add const.
7839 (Incremental_inputs::command_line): Add const.
7840 (Incremental_inputs::inputs): Remove.
7841 (Incremental_inputs::command_line_key): New function.
7842 (Incremental_inputs::input_file_count): New function.
7843 (Incremental_inputs::input_files): New function.
7844 (Incremental_inputs::relocs_entsize): New function.
7845 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7846 (Incremental_inputs::finalize_inputs): Remove.
7847 (Incremental_inputs::Input_info): Remove.
7848 (Incremental_inputs::lock_): Remove.
7849 (Incremental_inputs::inputs_): Change type.
7850 (Incremental_inputs::inputs_map_): Remove.
7851 (Incremental_inputs::current_object_entry_): New data member.
7852 (Incremental_inputs::inputs_section_): New data member.
7853 (Incremental_inputs::symtab_section_): New data member.
7854 (Incremental_inputs::relocs_section_): New data member.
7855 (Incremental_inputs::reloc_count_): New data member.
7856 (Incremental_inputs_reader): New class.
7857 (Incremental_symtab_reader): New class.
7858 (Incremental_relocs_reader): New class.
7859 * layout.cc (Layout::finalize): Move finalization of incremental info
7860 and creation of incremental info sections to follow finalization of
7861 symbol table. Set offsets for postprocessing sections.
7862 (Layout::create_incremental_info_sections): Call
7863 Incremental_inputs::create_data_sections. Add incremental symtab
7864 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
7865 sections to layout after input sections.
7866 * layout.h (struct Timespec): Forward declaration.
7867 (Layout::incremental_inputs): Add const.
7868 (Layout::create_incremental_info_sections): Add parameter.
7869 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
7870 * object.cc: Include incremental.h.
7871 (Relobj::finalize_incremental_relocs): New function.
7872 (Sized_relobj::do_layout): Record input sections in incremental info.
7873 * object.h (Object::output_section): New function.
7874 (Object::output_section_offset): Moved from Relobj.
7875 (Object::get_incremental_reloc_base): New function.
7876 (Object::get_incremental_reloc_count): New function.
7877 (Object::do_output_section): New function.
7878 (Object::do_output_section_offset): Moved from Relobj.
7879 (Object::do_get_incremental_reloc_base): New function.
7880 (Object::do_get_incremental_reloc_count): New function.
7881 (Object::Object): Initialize new data members.
7882 (Relobj::output_section): Renamed do_output_section and moved to
7884 (Relobj::output_section_offset): Moved to Object.
7885 (Relobj::do_get_incremental_reloc_base): New function.
7886 (Relobj::do_get_incremental_reloc_count): New function.
7887 (Relobj::allocate_incremental_reloc_counts): New function.
7888 (Relobj::count_incremental_reloc): New function.
7889 (Relobj::finalize_incremental_relocs): New function.
7890 (Relobj::next_incremental_reloc_index): New function.
7891 (Relobj::reloc_counts_): New data member.
7892 (Relobj::reloc_bases_): New data member.
7893 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
7894 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
7895 (Sized_relobj::incremental_relocs_scan): New function.
7896 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7897 (Sized_relobj::incremental_relocs_write): New function.
7898 (Sized_relobj::incremental_relocs_write_reltype): New function.
7899 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
7901 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
7902 archives and object files elsewhere.
7903 (Add_symbols::run): Report object files here.
7904 (Finish_group::run): Report end of archive at end of group.
7905 * reloc.cc: Include layout.h, incremental.h.
7906 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
7907 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
7908 (Sized_relobj::incremental_relocs_scan): New function.
7909 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7910 (Sized_relobj::do_relocate_sections): Write incremental relocations.
7911 (Sized_relobj::incremental_relocs_write): New function.
7912 (Sized_relobj::incremental_relocs_write_reltype): New function.
7913 * script.cc (read_input_script): Rewrite test for incremental link.
7914 Change call to Incremental_inputs::report_script.
7915 * symtab.h (Symbol_table::first_global_index): New function.
7916 (Symbol_table::output_count): New function.
7918 2010-08-12 Doug Kwan <dougkwan@google.com>
7920 * arm.cc (Target_arm::merge_object_attributes): Check command line
7921 options --no-wchar-size-warning and --no-enum-size-warning.
7922 * options.h (General_options): Add ld-compatible options
7923 --no-enum-size-warning and --no-wchar-size-warning.
7925 2010-08-04 Ian Lance Taylor <iant@google.com>
7927 * x86_64.cc (Target_x86_64::Scan::local): Use
7928 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
7929 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
7930 (Target_x86_64::Scan::global): Likewise.
7931 (Target_x86_64::Relocate::relocate): Likewise.
7932 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
7935 2010-08-03 Cary Coutant <ccoutant@google.com>
7937 * merge.cc (Output_merge_string::do_add_input_section): Count strings
7938 to reserve space in merged_strings vector. Keep total input size
7940 (Output_merge_string::do_print_merge_stats): Print total input size.
7941 * merge.h (Output_merge_string): Add input_size_ field.
7942 * stringpool.cc (Stringpool_template::string_length): Move
7943 implementations out of Stringpool_template class and place in
7945 * stringpool.h (string_length): Move out of Stringpool_template.
7947 2010-08-03 Ian Lance Taylor <iant@google.com>
7950 * layout.cc (relaxation_loop_body): If address of load segment is
7951 set, adjust address to include headers if possible.
7953 2010-08-03 Ian Lance Taylor <iant@google.com>
7955 * version.cc (version_string): Bump to 1.10.
7957 2010-08-03 Ian Lance Taylor <iant@google.com>
7960 * layout.h (enum Output_section_order): Define.
7961 (class Layout): Update declarations.
7962 * layout.cc (Layout::get_output_section): Add order parameter.
7963 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
7964 is_first_non_relro parameters. Change all callers.
7965 (Layout::choose_output_section): Likewise.
7966 (Layout::add_output_section_data): Likewise.
7967 (Layout::make_output_section): Likewise. Set order.
7968 (Layout::default_section_order): New function.
7969 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
7970 * output.cc (Output_section::Output_section): Initialize order_.
7971 Don't initialize deleted fields.
7972 (Output_segment::Output_segment): Don't initialize deleted
7974 (Output_segment::add_output_section_to_load): New function
7975 replacing add_output_section. Change all callers to call this or
7976 add_output_section_to_nonload.
7977 (Output_segment::add_output_section_to_nonload): New function.
7978 (Output_segment::remove_output_section): Rewrite.
7979 (Output_segment::add_initial_output_data): Likewise.
7980 (Output_segment::has_any_data_sections): Likewise.
7981 (Output_segment::is_first_section_relro): Likewise.
7982 (Output_segment::maximum_alignment): Likewise.
7983 (Output_segment::has_dynamic_reloc): New function replacing
7984 dynamic_reloc_count. Change all callers.
7985 (Output_segment::has_dynamic_reloc_list): New function replacing
7986 dynamic_reloc_count_list. Change all callers.
7987 (Output_segment::set_section_addresses): Rewrite.
7988 (Output_segment::set_offset): Rewrite.
7989 (Output_segment::find_first_and_last_list): Remove.
7990 (Output_segment::set_tls_offsets): Rewrite.
7991 (Output_segment::first_section_load_address): Likewise.
7992 (Output_segment::output_section_count): Likewise.
7993 (Output_segment::section_with_lowest_load_address): Likewise.
7994 (Output_segment::write_section_headers): Likewise.
7995 (Output_segment::print_sections_to_map): Likewise.
7996 * output.h (class Output_data): Remove dynamic_reloc_count_
7997 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
7998 (Output_data::add_dynamic_reloc): Rewrite.
7999 (Output_data::has_dynamic_reloc): New function.
8000 (Output_data::dynamic_reloc_count): Remove.
8001 (class Output_section): Add order_ field. Remvoe is_relro_local_,
8002 is_last_relro_, is_first_non_relro_, is_interp_,
8003 is_dynamic_linker_section_ fields. Add order and set_order
8004 functions. Remove is_relro_local, set_is_relro_local,
8005 is_last_relro, set_is_last_relro, is_first_non_relro,
8006 set_is_first_non_relro functions, is_interp, set_is_interp,
8007 is_dynamic_linker_section, and set_is_dynamic_linker_section
8009 (class Output_segment): Change Output_data_list from std::list to
8010 std:;vector. Add output_lists_ field. Remove output_data_ and
8011 output_bss_ fields. Update declarations.
8013 2010-08-02 Ian Lance Taylor <iant@google.com>
8015 * arm.cc (Target_arm::gc_process_relocs): Use typename.
8016 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
8017 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
8019 2010-08-02 Ian Lance Taylor <iant@google.com>
8022 * script.cc (Script_options::Script_options): Initialize
8023 symbol_definitions_ and symbol_references_.
8024 (Script_options::add_symbol_assignment): Update
8025 symbol_definitions_ and symbol_references_.
8026 (Script_options::add_symbol_reference): New function.
8027 (script_symbol): New function.
8028 * script.h (class Script_options): Add symbol_definitions_ and
8029 symbol_references_ fields.
8030 (Script_options::referenced_const_iterator): New type.
8031 (Script_options::referenced_begin): New function.
8032 (Script_options::referenced_end): New function.
8033 (Script_options::is_referenced): New function.
8034 (Script_options::any_unreferenced): New function.
8035 * script-c.h (script_symbol): Declare.
8036 * yyscript.y (exp): Call script_symbol.
8037 * symtab.cc: Include "script.h".
8038 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
8039 Change all callers. Check symbols referenced by scripts.
8040 (Symbol_table::add_undefined_symbols_from_command_line): Add
8041 layout parameter. Change all callers.
8042 (Symbol_table::do_add_undefined_symbols_from_command_line):
8043 Likewise. Break out loop body. Check symbols referenced by
8045 (Symbol_table::add_undefined_symbol_from_command_line): New
8046 function broken out of
8047 do_add_undefined_symbols_from_command_line.
8048 * symtab.h (class Symbol_table): Update declarations.
8049 * archive.cc: Include "layout.h".
8050 (Archive::should_include_member): Add layout parameter. Change
8051 all callers. Check for symbol mentioned in expression.
8052 * archive.h (class Archive): Update declaration.
8053 * object.cc (Sized_relobj::do_should_include_member): Add layout
8055 * object.h (Object::should_include_member): Add layout parameter.
8057 (Object::do_should_include_member): Add layout parameter.
8058 (class Sized_relobj): Update declaration.
8059 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
8061 * dynobj.h (class Sized_dynobj): Update declaration.
8062 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
8064 * plugin.h (class Sized_pluginobj): Update declaration.
8066 2010-08-02 Ian Lance Taylor <iant@google.com>
8069 * output.cc (Output_segment::set_offset): Search for the first and
8070 last sections rather than assuming that the list is in order.
8071 (Output_segment::find_first_and_last_list): New function.
8072 * output.h (class Output_segment): Update declarations.
8073 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
8074 (relro_strip_test_SOURCES): New variable.
8075 (relro_strip_test_DEPENDENCIES): New variable.
8076 (relro_strip_test_LDFLAGS): New variable.
8077 (relro_strip_test_LDADD): New variable.
8078 (relro_strip_test.so): New target.
8080 2010-08-02 Ian Lance Taylor <iant@google.com>
8082 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
8083 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
8084 (Target_i386::got_tlsdesc_section): New function.
8085 (Target_i386::got_section): Create space for GOT entries for
8086 TLSDESC relocations.
8087 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
8089 (Target_i386::Scan::global): Likewise.
8090 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
8092 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
8093 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
8094 (Target_x86_64::got_tlsdesc_section): New function.
8095 (Target_x86_64::got_section): Create space for GOT entries for
8096 TLSDESC relocations.
8097 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
8099 (Target_x86_64::Scan::global): Likewise.
8100 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
8103 2010-08-02 Ian Lance Taylor <iant@google.com>
8105 * testsuite/final_layout.sh: Use dc to convert from hex to
8108 2010-07-29 Sriraman Tallam <tmsriram@google.com>
8110 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
8111 paramter to the call to gold::gc_process_relocs.
8112 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
8113 paramter to the call to gold::gc_process_relocs.
8114 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
8115 parameter to the call to gold::gc_process_relocs.
8116 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
8117 template parameter to the call to gold::gc_process_relocs.
8118 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
8119 paramter to the call to gold::gc_process_relocs.
8120 * gc.h (get_embedded_addend_size): New function.
8121 (gc_process_relocs): Save the size of the reloc for use by ICF.
8122 * icf.cc (get_section_contents): Get the addend from the text section
8123 for SHT_REL relocation sections.
8124 * icf.h (Icf::Reloc_addend_size_info): New typedef.
8125 (Icf::Reloc_info): Add new member reloc_addend_size_info.
8126 * int_encoding.h (read_from_pointer): New overloaded function.
8127 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
8128 * testsuite/icf_sht_rel_addend_test.sh: New file.
8129 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
8130 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
8132 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8134 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
8135 * Makefile.in: Regenerate.
8136 * testsuite/Makefile.in: Regenerate.
8138 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
8140 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
8141 * gold/testsuite/debug_msg.cc: Likewise.
8142 * gold/testsuite/odr_violation1.cc
8143 * gold/testsuite/odr_violation2.cc
8145 2010-07-21 Cary Coutant <ccoutant@google.com>
8147 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
8148 string, and length fields.
8149 (Output_merge_string::Merged_strings_list): New type.
8150 (Output_merge_string::Merged_strings_lists): New typedef.
8151 (Output_merge_string): Replace merged_strings_ with
8152 merged_strings_lists_.
8153 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
8154 Merged_strings_list per input object and section. Don't store pointer
8155 to the string. Don't store length with each merged string entry.
8156 (Output_merge_string::finalize_merged_data): Loop over list of merged
8157 strings lists. Recompute length of each merged string.
8159 2010-07-15 Cary Coutant <ccoutant@google.com>
8161 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
8164 2010-07-14 Ian Lance Taylor <iant@google.com>
8166 * descriptors.cc (Descriptors::open): Report correct name in error
8169 2010-07-13 Doug Kwan <dougkwan@google.com>
8171 * arm.cc (Arm_input_section::Arm_input_section): For a
8172 SHT_ARM_EXIDX section, always keeps the input sections.
8173 (Arm_input_section::set_exidx_section_link): New method.
8174 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
8175 has_errors_ to false.
8176 (Arm_exidx_input_section::has_errors,
8177 Arm_exidx_input_section::set_has_errors): New methods.
8178 (Arm_exidx_input_section::has_errors_): New data member.
8179 (Arm_relobj::get_exidx_shndx_list): New method.
8180 (Arm_output_section::append_text_sections_to_list): Do not skip
8181 section without SHF_EXECINSTR.
8182 (Arm_output_section::fix_exidx_coverage): Skip input sections with
8184 (Arm_relobj::make_exidx_input_section): Add new parameter for text
8185 section header. Make error messages more verbose. Check for
8186 a non-executable section linked to an EXIDX section.
8187 (Arm_relobj::do_read_symbols): Remove error checking, which has been
8188 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
8189 check that there is no deferred EXIDX section if we exit early.
8190 Instead of not making an EXIDX section in case of an error, make one
8191 and set the has_errors flag of it.
8192 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
8193 in a relocatable link.
8194 (Target_arm::do_relax): Look for the EXIDX output section instead of
8195 assuming that it is called .ARM.exidx.
8196 (Target_arm::fix_exidx_coverage): Add a new parameter for input
8197 section list. Do not check for SHF_EXECINSTR section flags but
8198 skip any input section with errors.
8199 * output.cc (Output_section::Output_section): Initialize
8200 always_keeps_input_sections_ to false.
8201 (Output_section::add_input_section): Check for
8202 always_keeps_input_sections_.
8203 * output.h (Output_section::always_keeps_input_sections,
8204 Output_section::set_always_keeps_input_sections): New methods.
8205 (Output_section::always_keeps_input_sections): New data member.
8207 2010-07-13 Rafael Espindola <espindola@google.com>
8209 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
8210 * fileread.h (Input_file): Add try_extra_search_path and find_file.
8212 2010-07-13 Philip Herron <herron.philip@googlemail.com>
8213 Ian Lance Taylor <iant@google.com>
8215 * output.h (Output_section_lookup_maps::add_merge_section):
8216 Correct check of whether value was inserted.
8217 (Output_section_lookup_maps::add_merge_input_section): Likewise.
8218 (Output_section_lookup_maps::add_relaxed_input_section):
8220 * arm.cc (Target_arm::got_section): Remove used local os.
8221 * i386.cc (Target_i386::got_section): Likewise.
8222 * x86_64.cc (Target_x86_64::got_section): Likewise.
8223 * sparc.cc (Target_sparc::got_section): Likewise.
8224 (Target_sparc::relocate): Remove unused local have_got_offset.
8225 * powerpc.cc (Target_powerpc::relocate): Likewise.
8227 2010-07-13 Ian Lance Taylor <iant@google.com>
8229 * compressed_output.cc (zlib_decompress): Fix signature in
8232 * archive.cc (Archive::include_member): Unlock an external member
8233 of a thin archive. Don't bother to delete an object we know is
8236 2010-07-12 Cary Coutant <ccoutant@google.com>
8238 * compressed_output.cc (zlib_decompress): New function.
8239 (get_uncompressed_size): New function.
8240 (decompress_input_section): New function.
8241 * compressed_output.h (get_uncompressed_size): New function.
8242 (decompress_input_section): New function.
8243 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
8244 Handle compressed debug sections.
8245 * layout.cc (is_compressed_debug_section): New function.
8246 (Layout::output_section_name): Map compressed section names to
8248 * layout.h (is_compressed_debug_section): New function.
8249 (is_debug_info_section): Recognize compressed debug sections.
8250 * merge.cc: Include compressed_output.h.
8251 (Output_merge_data::do_add_input_section): Handle compressed
8253 (Output_merge_string::do_add_input_section): Handle compressed
8255 * object.cc: Include compressed_output.h.
8256 (Sized_relobj::Sized_relobj): Initialize new data members.
8257 (build_compressed_section_map): New function.
8258 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
8259 * object.h (Object::section_is_compressed): New method.
8260 (Object::do_section_is_compressed): New method.
8261 (Sized_relobj::Compressed_section_map): New type.
8262 (Sized_relobj::do_section_is_compressed): New method.
8263 (Sized_relobj::compressed_sections_): New data member.
8264 * output.cc (Output_section::add_input_section): Handle compressed
8266 * reloc.cc: Include compressed_output.h.
8267 (Sized_relobj::write_sections): Handle compressed debug sections.
8269 2010-07-08 Cary Coutant <ccoutant@google.com>
8271 * resolve.cc (Symbol_table::resolve): Remember whether undef was
8272 weak when resolving to a dynamic def.
8273 (Symbol_table::should_override): Add adjust_dyndef flag; set it
8274 for weak undef/dynamic def cases. Adjust callers.
8275 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
8276 undef_binding_weak_.
8277 (Symbol_table::sized_write_globals): Adjust symbol binding.
8278 (Symbol_table::sized_write_symbol): Add binding parameter.
8279 * symtab.h (Symbol::set_undef_binding): New method.
8280 (Symbol::is_undef_binding_weak): New method.
8281 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
8282 (Symbol_table::should_override): Add new parameter.
8283 (Symbol_table::sized_write_symbol): Add new parameter.
8285 * testsuite/weak_undef_file1.cc: Add new test case.
8286 * testsuite/weak_undef_file2.cc: Fix header comment.
8287 * testsuite/weak_undef_test.cc: Add new test case.
8289 2010-06-29 Doug Kwan <dougkwan@google.com>
8291 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
8292 Initialize USE_SYMBOL_.
8293 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
8295 (Arm_reloc_property::uses_symbol_): New data member declaration.
8296 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
8297 uses symbol value and symbol is undefined but not weakly undefined.
8299 2010-06-28 Rafael Espindola <espindola@google.com>
8301 * plugin.cc (Plugin::load): Use dlerror.
8303 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
8305 * symtab.cc (detect_odr_violations): When reporting an ODR
8306 violation, report an object where the symbol is defined.
8308 2010-06-25 Doug Kwan <dougkwan@google.com>
8310 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
8311 (Target_arm::section_may_have_icf_unsafe_pointers): New method
8313 (Target_arm::Scan::local_reloc_may_be_function_pointer,
8314 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
8315 target hook to detect function points.
8316 (Target_arm::Scan::possible_function_pointer_reloc): New method.
8317 * icf.h (Icf::check_section_for_function_pointers): Change type of
8318 parameter SECTION_NAME to const reference to std::string. Use
8319 target hook to determine if section may have unsafe pointers.
8320 * target.h (Target::section_may_have_icf_unsafe_pointers): New
8323 2010-06-21 Rafael Espindola <espindola@google.com>
8325 * fileread.cc (Input_file::find_fie): New
8326 (Input_file::open): Use Input_file::find_fie.
8327 * fileread.h (Input_file::find_fie): New
8328 * plugin.cc (set_extra_library_path): New.
8329 (Plugin::load): Add set_extra_library_path to the transfer vector.
8330 (Plugin_manager::set_extra_library_path): New.
8331 (Plugin_manager::add_input_file): Use the extra search path if set.
8332 (set_extra_library_path(): New.
8333 * plugin.h (Plugin_manager): Add set_extra_library_path and
8336 2010-06-19 Cary Coutant <ccoutant@google.com>
8338 * layout.cc (gdb_sections): Add .debug_types.
8339 (lines_only_debug_sections): Likewise.
8341 2010-06-18 Rafael Espindola <espindola@google.com>
8343 * plugin.cc (add_input_file,add_input_library)
8344 (Plugin_manager::add_input_file): Make filename arguments const.
8345 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
8348 2010-06-16 Doug Kwan <dougkwan@google.com>
8350 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
8351 .ARM.attributes section if we have not merged any input
8352 attributes sections.
8354 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8356 * arm.cc: Allow combining objects with no EABI version
8359 2010-06-15 Rafael Espindola <espindola@google.com>
8361 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
8363 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8365 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
8366 (struct iovec): Correct !HAVE_READV definition.
8368 2010-06-10 Cary Coutant <ccoutant@google.com>
8370 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
8371 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
8373 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
8376 * symtab.h (Symbol::is_placeholder): New member function.
8377 * target-reloc.h (relocate_section): Check for placeholder symbols.
8379 * testsuite/Makefile.am (plugin_test_8): New test.
8380 (plugin_test_9): New test.
8381 * testsuite/Makefile.in: Regenerate.
8383 2010-06-09 Nick Clifton <nickc@redhat.com>
8385 * yyscript.y (input_list_element): Allow strings prefixed with
8386 the '-' character. Treat these as libraries.
8387 * script.cc (script_add_library): New function. Adds a library
8388 specified by "-l<name>" found in an input script.
8389 * script-c.h: Add prototype for script_add_library.
8391 2010-06-07 Doug Kwan <dougkwan@google.com>
8393 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
8394 Restrict stub-group size to be within long conditional branch
8395 range when working around cortex-A8 erratum.
8397 2010-06-07 Damien Diederen <dd@crosstwine.com>
8399 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
8402 2010-06-03 Sriraman Tallam <tmsriram@google.com>
8406 (Output_section::Input_section_sort_entry::compare_section_ordering):
8407 Change to return non-zero correctly.
8408 (Output_section::Input_section_sort_section_order_index_compare
8409 ::operator()): Change to fix ambiguity in comparisons.
8411 2010-06-01 Sriraman Tallam <tmsriram@google.com>
8413 * gold.h (is_wildcard_string): New function.
8414 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
8415 (Layout::layout_eh_frame): Ditto.
8416 (Layout::find_section_order_index): New method.
8417 (Layout::read_layout_from_file): New method.
8418 * layout.h (Layout::find_section_order_index): New method.
8419 (Layout::read_layout_from_file): New method.
8420 (Layout::input_section_position_): New private member.
8421 (Layout::input_section_glob_): New private member.
8422 * main.cc (main): Call read_layout_from_file here.
8423 * options.h (--section-ordering-file): New option.
8424 * output.cc (Output_section::input_section_order_specified_): New
8426 (Output_section::Output_section): Initialize new member.
8427 (Output_section::add_input_section): Add new parameter.
8428 Keep input sections when --section-ordering-file is used.
8429 (Output_section::set_final_data_size): Sort input sections when
8430 section ordering file is specified.
8431 (Output_section::Input_section_sort_entry): Add new parameter.
8433 (Output_section::Input_section_sort_entry::compare_section_ordering):
8435 (Output_section::Input_section_sort_compare::operator()): Change to
8436 consider section_order_index.
8437 (Output_section::Input_section_sort_init_fini_compare::operator()):
8438 Change to consider section_order_index.
8439 (Output_section::Input_section_sort_section_order_index_compare
8440 ::operator()): New method.
8441 (Output_section::sort_attached_input_sections): Change to sort
8442 according to section order when specified.
8443 (Output_section::add_input_section<32, true>): Add new parameter.
8444 (Output_section::add_input_section<64, true>): Add new parameter.
8445 (Output_section::add_input_section<32, false>): Add new parameter.
8446 (Output_section::add_input_section<64, false>): Add new parameter.
8447 * output.h (Output_section::add_input_section): Add new parameter.
8448 (Output_section::input_section_order_specified): New
8450 (Output_section::set_input_section_order_specified): New method.
8451 (Input_section::Input_section): Initialize section_order_index_.
8452 (Input_section::section_order_index): New method.
8453 (Input_section::set_section_order_index): New method.
8454 (Input_section::section_order_index_): New member.
8455 (Input_section::Input_section_sort_section_order_index_compare): New
8457 (Output_section::input_section_order_specified_): New member.
8458 * script-sections.cc (is_wildcard_string): Delete and move modified
8460 (Output_section_element_input::Output_section_element_input): Modify
8461 call to is_wildcard_string.
8462 (Output_section_element_input::Input_section_pattern
8463 ::Input_section_pattern): Ditto.
8464 (Output_section_element_input::Output_section_element_input): Ditto.
8465 * testsuite/Makefile.am (final_layout): New test case.
8466 * testsuite/Makefile.in: Regenerate.
8467 * testsuite/final_layout.cc: New file.
8468 * testsuite/final_layout.sh: New file.
8470 2010-06-01 Rafael Espindola <espindola@google.com>
8472 * plugin.cc (Plugin::load): Pass the output name to the plugin.
8474 2010-06-01 Rafael Espindola <espindola@google.com>
8476 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
8477 visibility of symbols.
8479 2010-05-27 Doug Kwan <dougkwan@google.com>
8481 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
8482 from start of output section instead of address for a local symbol
8483 in a merged or relaxed section when doing a relocatable link.
8485 2010-05-26 Rafael Espindola <espindola@google.com>
8488 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
8489 adding sections the garbage collector removed.
8490 * gold/testsuite/Makefile.am: Add test.
8491 * gold/testsuite/Makefile.in: Regenerate.
8492 * gold/testsuite/plugin_test_7.sh: New.
8493 * gold/testsuite/plugin_test_7_1.c: New.
8494 * gold/testsuite/plugin_test_7_2.c: New.
8496 2010-05-26 Rafael Espindola <espindola@google.com>
8498 * script-sections.cc (Output_section_definition::set_section_addresses):
8499 Check for --section-start.
8501 2010-05-26 Doug Kwan <dougkwan@google.com>
8503 * arm.cc (Arm_scan_relocatable_relocs): New class.
8504 (Target_arm::relocate_special_relocatable): New method.
8505 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
8506 (Arm_relocate_functions::thumb_branch_common): Same.
8507 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
8508 instead of Default_scan_relocatable_relocs.
8509 * target-reloc.h (relocate_for_relocatable): Let target handle
8510 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
8511 * target.h (Sized_target::relocate_special_relocatable): New method.
8513 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8515 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
8517 2010-05-23 Doug Kwan <dougkwan@google.com>
8519 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
8521 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
8522 with a direct branch, not a conditional branch, to a stub.
8523 * merge.cc (Output_merge_base::record_input_section): New method
8525 (Output_merge_data::do_add_input_section): Record input section if
8526 keeps-input-sections flag is set.
8527 (Output_merge_string::do_add_input_section): Ditto.
8528 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
8529 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
8531 (Output_merge_base::keeps_input_sections,
8532 Output_merge_base::set_keeps_input_sections,
8533 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
8535 (Output_merge_base::Input_sections): New type declaration.
8536 (Output_merge_base::input_sections_begin,
8537 Output_merge_base::input_sections_end,
8538 Output_merge_base::do_set_keeps_input_sections): New method definitions.
8539 (Output_merge_base::bool keeps_input_sections_,
8540 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
8541 Output_merge_base::input_sections_): New data members.
8542 (Output_merge_data::do_set_keeps_input_sections): New method
8544 (Output_merge_string::do_set_keeps_input_sections): Ditto.
8545 * output.cc (Output_section::Input_section::relobj): Move method
8546 defintion from class declaration to here and handle merge sections.
8547 (Output_section::Input_section::shndx): Ditto.
8548 (Output_section::Output_section): Remove initializations of removed
8549 data members and initialize new data member LOOKUP_MAPS_.
8550 (Output_section::add_input_section): Set keeps-input-sections flag
8551 for a newly created merge output section as appropriate. Adjust code
8552 to use Output_section_lookup_maps class.
8553 (Output_section::add_relaxed_input_section): Adjst code for lookup
8554 maps code refactoring.
8555 (Output_section::add_merge_input_section): Add a new parameter
8556 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
8557 class. If adding input section to a newly created merge output
8558 section fails, remove the new merge section.
8559 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
8560 Adjust code for use of the Output_section_lookup_maps class.
8561 (Output_section::find_merge_section): Ditto.
8562 (Output_section::build_lookup_maps): New method defintion.
8563 (Output_section::find_relaxed_input_section): Adjust code to use
8564 Output_section_lookup_maps class.
8565 (Output_section::get_input_sections): Export merge sections. Adjust
8566 code to use Output_section_lookup_maps class.
8567 (Output_section:::add_script_input_section): Adjust code to use
8568 Output_section_lookup_maps class. Update lookup maps for merge
8570 (Output_section::discard_states): Use Output_section_lookup_maps.
8571 (Output_section::restore_states): Same.
8572 * output.h (Merge_section_properties): Move class defintion out of
8574 (Output_section_lookup_maps): New class.
8575 (Output_section::Input_section::is_merge_section): New method
8577 (Output_section::Input_section::relobj): Move defintion out of class
8578 defintion. Declare method only.
8579 (Output_section::Input_section::shndx): Ditto.
8580 (Output_section::Input_section::output_merge_base): New method defintion.
8581 (Output_section::Input_section::u2_.pomb): New union field.
8582 (Output_section::Merge_section_by_properties_map,
8583 Output_section::Output_section_data_by_input_section_map,
8584 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
8586 (Output_section::add_merge_input_section): Add new parameter
8587 KEEPS_INPUT_SECTIONS.
8588 (Output_section::build_lookup_maps): New method declaration.
8589 (Output_section::merge_section_map_,
8590 Output_section::merge_section_by_properties_map_,
8591 Output_section::relaxed_input_section_map_,
8592 Output_section::is_relaxed_input_section_map_valid_): Remove data
8594 (Output_section::lookup_maps_): New data member.
8596 2010-05-21 Doug Kwan <dougkwan@google.com>
8599 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
8600 avoid a compilation error.
8602 2010-05-19 Rafael Espindola <espindola@google.com>
8604 * script-sections.cc (Output_section_definition::allocate_to_segment):
8605 Update the phdrs_list even when the output section is NULL.
8606 * testsuite/Makefile.am: Add test.
8607 * testsuite/Makefile.in: Regenerate.
8608 * testsuite/script_test_9.cc: New.
8609 * testsuite/script_test_9.sh: New.
8610 * testsuite/script_test_9.t: New.
8612 2010-05-19 Doug Kwan <dougkwan@google.com>
8614 * arm.cc (Arm_input_section::original_size): New method.
8615 (Arm_input_section::do_addralign): Add a cast.
8616 (Arm_input_section::do_output_offset): Remove static cast.
8617 (Arm_input_section::original_addralign,
8618 Arm_input_section::original_size_): Change type to uint32_t.
8619 (Arm_input_section::init): Add safe casts for section alignment
8621 (Arm_input_section::set_final_data_size): Do not set address and
8622 offset of stub table.
8623 (Arm_output_section::fix_exidx_coverage): Change use of of
8624 Output_section::Simple_input_section to that of
8625 Output_section::Input_section.
8626 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
8627 except for the first pass.
8628 * output.cc (Output_section::get_input_sections): Change type of
8629 input_sections to std::list<Input_section>.
8630 (Output_section::add_script_input_section): Rename from
8631 Output_section::add_simple_input_section. Change type of SIS
8632 parameter from Simple_input_section to Input_section.
8633 * output.h (Output_section::Simple_input_section): Remove class.
8634 (Output_section::Input_section): Change class visibility to public.
8635 (Output_section::Input_section::addralign): Use stored alignments
8636 for special input sections if set.
8637 (Output_section::Input_section::set_addralign): New method.
8638 (Output_section::get_input_sections): Change parameter type from
8639 list of Simple_input_section to list of Input_section.
8640 (Output_section::add_script_input_section): Rename from
8641 Output_section::add_simple_input_section. Change first parameter's
8642 type from Simple_input_section to Input_section and remove the
8643 second and third parameters.
8644 * script-sections.cc (Input_section::Input_section_list): Change
8645 type to list of Output_section::Input_section/
8646 (Input_section_info::Input_section_info): Change parameter type of
8647 INPUT_SECTION to Output_section::Input_section.
8648 (Input_section_info::input_section): Change return type.
8649 (Input_section_info::input_section_): Change type to
8650 Output_section::Input_section.
8651 (Output_section_element_input::set_section_addresses): Adjust code
8652 to use Output_section::Input_section instead of
8653 Output_section::Simple_input_section. Adjust code for renaming
8654 of Output_section::add_simple_input_section.
8655 (Orphan_output_section::set_section_addresses): Ditto.
8657 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8659 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
8660 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
8662 2010-05-18 Rafael Espindola <espindola@google.com>
8664 * options.cc (General_options::finalize): Handle -nostdlib.
8665 * options.h (nostdlib): New option.
8666 * script.cc (script_add_search_dir): Handle -nostdlib.
8668 2010-05-12 Doug Kwan <dougkwan@google.com>
8670 * arm.cc (Target_arm::do_finalize_sections): Create an empty
8671 attributes section only if there no attributes section after merging.
8672 (Target_arm::merge_object_attributes): Move value of
8673 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
8674 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
8675 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
8676 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
8677 and arm_attr_merge_7.stdout.
8678 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
8679 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
8680 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
8681 arm_attr_merge_7b.o): New rules.
8682 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
8684 * testsuite/Makefile.in: Regenerate.
8685 * testsuite/arm_attr_merge.sh: New file.
8686 * testsuite/arm_attr_merge_[67][ab].s: Same.
8688 2010-05-05 Nick Clifton <nickc@redhat.com>
8690 * po/es.po: Updated Spanish translation.
8692 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
8694 * Makefile.am (install-exec-local): Properly install gold as
8695 default cross linker.
8696 * Makefile.in: Regenerated.
8698 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
8699 Nick Clifton <nickc@redhat.com>
8701 * configure.ac (install_as_default): Define and set to false
8702 unless --enable-gold or --enable-gold=both/gold has been
8704 * configure: Regenerate.
8706 * Makefile.am (install-exec-local): Install the executable as
8707 'ld.gold'. If install_as_default is true then also install it as
8709 * Makefile.in: Regenerated.
8711 2010-04-24 Ian Lance Taylor <iant@google.com>
8713 * layout.cc (Layout::layout_reloc): In relocatable link don't
8714 combine reloc sections for grouped sections.
8716 2010-04-23 Sriraman Tallam <tmsriram@google.com>
8718 * gc.h (gc_process_relocs): Pass information on relocs pointing to
8719 sections that are not ordinary to icf.
8720 * icf.cc (get_section_contents): Handle relocation pointing to section
8721 with no object or shndx information.
8722 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
8723 * testsuite/Makefile.in: Regenerate.
8724 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
8725 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
8727 2010-04-22 Ian Lance Taylor <iant@google.com>
8729 * expression.cc (Expression::Expression_eval_info): Add
8730 result_alignment_pointer field.
8731 (Expression::eval_with_dot): Add result_alignment_pointer
8732 parameter. Change all callers.
8733 (Expression::eval_maybe_dot): Likewise.
8734 (class Binary_expression): Add alignment_pointer parameter to
8735 left_value and right_value. Change all callers.
8736 (BINARY_EXPRESSION): Set result alignment.
8737 (class Trinary_expression): Add alignment_pointer parameter to
8738 arg2_value and arg3_value. Change all callers.
8739 (Trinary_cond::value): Set result alignment.
8740 (Max_expression::value, Min_expression::value): Likewise.
8741 (Align_expression::value): Likewise.
8742 * script-sections.cc (class Sections_element): Add dot_alignment
8743 parameter to set_section_addresses virtual function. Update
8745 (class Output_section_element): Likewise.
8746 (Script_sections::create_segments): Add dot_alignment parameter.
8748 (Script_sections::create_segments_from_phdrs_clause): Likewise.
8749 (Script_sections::set_phdrs_clause_addresses): Likewise.
8750 * script-sections.h: Update declarations.
8751 * script.h: Update declarations.
8752 * output.h (Output_segment::set_minimum_p_align): Don't decrease
8754 * testsuite/script_test_3.t: Set large alignment.
8755 * testsuite/script_test_3.sh: Make sure that at least one LOAD
8756 segment has expected alignment.
8758 2010-04-22 Nick Clifton <nickc@redhat.com>
8760 * po/gold.pot: Updated by the Translation project.
8761 * po/vi.po: Updated Vietnamese translation.
8763 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
8765 * testsuite/Makefile.am (check_PROGRAMS): Add
8766 icf_virtual_function_folding_test.
8767 * testsuite/Makefile.in: Regenerated.
8769 2010-04-15 Andrew Haley <aph@redhat.com>
8771 * options.h (merge_exidx_entries): New option.
8772 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
8773 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
8774 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
8775 (Target_arm::merge_exidx_entries): New function.
8776 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
8777 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
8778 to Arm_exidx_fixup constructor.
8779 Add new arg, merge_exidx_entries.
8780 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
8781 Arm_output_section::fix_exidx_coverage.
8783 2010-04-18 Sriraman Tallam <tmsriram@google.com>
8785 * icf.cc (get_section_contents): Check for preemptible functions.
8786 Ignore addend when appropriate.
8787 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
8789 (add_from_relobj): Check for section folded.
8790 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
8791 * symtab.h (should_add_dynsym_entry): Add new parameter.
8792 * target-reloc.h (scan_relocs): Check for section folded.
8793 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
8794 Check reloc types for function pointers in shared objects.
8795 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
8797 (icf_preemptible_functions_test): New test case.
8798 (icf_string_merge_test): New test case.
8799 * testsuite.Makefile.in: Regenerate.
8800 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
8801 bar_glob. Refactor code.
8802 * testsuite/icf_preemptible_functions_test.cc: New file.
8803 * testsuite/icf_preemptible_functions_test.sh: New file.
8804 * testsuite/icf_string_merge_test.cc: New file.
8805 * testsuite/icf_string_merge_test.sh: New file.
8806 * testsuite/icf_virtual_function_folding_test.cc: New file.
8807 * testsuite/icf_virtual_function_folding_test.sh: New file.
8809 2010-04-14 Doug Kwan <dougkwan@google.com>
8811 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
8812 for local symbol recounting if we remove a section due to ICF.
8813 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
8814 there are no regular objects in input.
8816 2010-04-13 Doug Kwan <dougkwan@google.com>
8818 * arm.cc (Arm_input_section::set_final_data_size): Compute
8819 accurate final data size instead of using current data size.
8821 2010-04-09 Doug Kwan <dougkwan@google.com>
8823 * layout.cc (Layout::choose_output_section): Handle script section
8825 (Layout::make_output_section_for_script): Add section type parameter.
8826 Handle script section types.
8827 * layout.h (Layout::make_output_section_for_script): Add section
8829 * output.cc (Output_section::Output_section): Initialize data member
8831 (Output_section::do_reset_address_and_file_offset): Do not set address
8832 to 0 if section is a NOLOAD section.
8833 * output.h (Output_section::is_noload): New method.
8834 (Output_section::set_is_noload): Ditto.
8835 (Output_section::is_noload_): New data member.
8836 * script-c.h (Script_section_type): New enum type.
8837 (struct Parser_output_section_header): Add new file section_type.
8838 * script-sections.cc (Sections_element::output_section_name): Add
8839 parameter for returning script section type.
8840 (Output_section_definition::output_section_name): Ditto.
8841 (Output_section_definition::section_type)P; New method.
8842 (Output_section_definiton::script_section_type_name): Ditto.
8843 (Output_section_definition::script_section_type_): New data member.
8844 (Output_section_definition::Output_section_definition): Initialize
8845 data member Output_section_definition::script_section_type_.
8846 (Output_section_definition::create_sections): Pass script section type
8847 to Layout::make_output_section_for_script.
8848 (Output_section_definition::output_section_name): Return script
8849 section type to caller.
8850 (Output_section_definition::set_section_address): Do not advance
8851 dot value and load address if section type is NOLOAD. Set address
8852 of NOLOAD sections regardless of section flags.
8853 (Output_section_definition::print): Print section type if it is
8854 not SCRIPT_SECTION_TYPE_NONE.
8855 (Output_section_definition::section_type): New method.
8856 (Output_section_definition::script_section_type_name): Ditto.
8857 (Script_sections::output_section_name): Add new parameter
8858 PSECTION_TYPE for returning script section type. Pass it to
8859 section elements. Handle discard sections.
8860 (Sort_output_sections::operator()): Handle NOLOAD sections.
8861 * script-sections.h (Script_sections::Section_type): New enum type.
8862 (Script_sections::output_section_name): Add a new parameter for
8863 returning script section type.
8864 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
8866 * yyscript.y (union): Add new field SECTION_TYPE.
8867 (COPY, DSECT, INFO, NOLOAD): New tokens.
8868 (opt_address_and_section_type): Change type to output_section_header.
8869 (section_type): New non-terminal
8870 (section_header): Handle section type.
8871 (opt_address_and_section_type): Return section type value.
8873 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
8875 * testsuite/plugin_common_test_1.c (foo): Add prototype.
8876 * testsuite/plugin_common_test_2.c (foo): Likewise.
8878 2010-04-08 Doug Kwan <dougkwan@google.com>
8880 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
8882 * output.cc (Output_section::add_merge_input_section): Simplify
8883 code and return status of Output_merge_base::add_input_section.
8884 Update merge section map only if Output_merge_base::add_input_section
8887 2010-04-07 Doug Kwan <dougkwan@google.com>
8889 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
8890 if section is marked as containing instructions but has no mapping
8892 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
8893 correct section index.
8894 (Arm_relobj::find_linked_text_section): Ditto.
8896 2010-04-07 Cary Coutant <ccoutant@google.com>
8898 * archive.cc (include_member): Destroy Read_symbols_data object before
8900 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
8901 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
8902 (Read_symbols_data::~Read_symbols_data) New destructor.
8903 (Section_relocs::Section_relocs) New constructor.
8904 (Section_relocs::~Section_relocs) New destructor.
8905 (Read_relocs_data::Read_relocs_data) New constructor.
8906 (Read_relocs_data::~Read_relocs_data) New destructor.
8907 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
8908 pointers to NULL after deleting.
8910 2010-04-07 Doug Kwan <dougkwan@google.com>
8912 * arm.cc: Replace "endianity" with "endianness" in comments.
8913 (Arm_exidx_cantunwind): Ditto.
8914 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
8915 (Arm_relobj::merge_flags_and_attributes): New method.
8916 (Arm_relobj::merge_flags_and_attributes_): New data member.
8917 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
8918 (Arm_relobj::scan_sections_for_stubs): Ditto.
8919 (Arm_relobj::do_read_symbols): Check to see if we really want to
8920 merge processor-specific flags and attributes. Exit early if
8921 an object is empty except for section names and the undefined symbol.
8922 (Target_arm::do_finalize_sections): Move check for ELF format to
8923 Arm_relobj::do_read_symbols. Merge processor specific flags and
8924 attributes from a regular object only when we have determined that
8925 it is aapropriate. Do not create an .ARM.attributes section in
8926 output if there is no regular input object.
8927 (Target_arm::merge_processor_specific_flags): Check
8928 --warn-mismatch before printing any error.
8929 (Target_arm::merge_object_attributes): Ditto.
8930 * gold.cc (queue_middle_tasks): Handle the case in which there is
8931 no regular object in input.
8932 * options.cc (General_options::parse_EB): New method.
8933 (General_options::parse_EL): Same.
8934 (General_options::General_options): Initialize endianness_.
8935 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
8937 (General_options::Endianness): New enum.
8938 (General_options::endianness): New method.
8939 (General_options::endianness_): New data member.
8940 * parameters.cc (Parameters::set_options): Check target endianness.
8941 (Parameters::set_target_once): Ditto.
8942 (Parameters::check_target_endianness): New method.
8943 (parameters_force_valid_target): If either -EL or -EB is specified,
8944 use it to define endianness of default target.
8945 * parameters.h (Parameters::check_target_endianness): New method
8947 * target.h (class Target): Change "endianity" to "endianness"
8950 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8952 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
8953 * configure: Regenerate.
8954 * Makefile.in: Regenerate.
8955 * testsuite/Makefile.in: Regenerate.
8957 2010-04-06 Cary Coutant <ccoutant@google.com>
8960 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
8961 prevailing definitions of common symbols.
8962 * testsuite/plugin_test_6.sh: New test case.
8963 * testsuite/plugin_common_test_1.c: New test case.
8964 * testsuite/plugin_common_test_2.c: New test case.
8965 * testsuite/Makefile.am (plugin_test_6): New test case.
8966 * testsuite/Makefile.in: Regenerate.
8968 2010-04-06 Nick Clifton <nickc@redhat.com>
8970 * po/vi.po: New Vietnamese translation.
8972 2010-03-30 Doug Kwan <dougkwan@google.com>
8974 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
8976 2010-03-25 Doug Kwan <dougkwan@google.com>
8978 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8979 to avoid a conversion warning on a 32-bit host.
8981 2010-03-24 Ian Lance Taylor <iant@google.com>
8983 * testsuite/script_test_3.t: Add a TLS segment.
8984 * testsuite/Makefile.am (check_PROGRAMS): Add
8985 tls_phdrs_script_test.
8986 (tls_phdrs_script_test_SOURCES): Define.
8987 (tls_phdrs_script_test_DEPENDENCIES): Define.
8988 (tls_phdrs_script_test_LDFLAGS): Define.
8989 (tls_phdrs_script_test_LDADD): Define.
8990 * testsuite/Makefile.in: Rebuild.
8992 2010-03-23 Cary Coutant <ccoutant@google.com>
8994 * fileread.cc (find_or_make_view): Fix comment.
8996 2010-03-23 Ian Lance Taylor <iant@google.com>
8998 * script-sections.cc (class Orphan_section_placement): Define
8999 PLACE_TLS and PLACE_TLS_BSS.
9000 (Orphan_section_placement::Orphan_section_placement): Initialize
9002 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
9003 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
9004 (tls_script_test_SOURCES): Define.
9005 (tls_script_test_DEPENDENCIES): Define.
9006 (tls_script_test_LDFLAGS): Define.
9007 (tls_script_test_LDADD): Define.
9008 * testsuite/Makefile.in: Rebuild.
9010 2010-03-22 Doug Kwan <dougkwan@google.com>
9012 * arm.cc (Arm_relocate_functions::abs8,
9013 Arm_relocate_functions::abs16): Use correct check for overflow
9014 specified in the ARM ELF specs.
9015 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
9016 target of a BLX instruction specially.
9017 (Reloc_stub::stub_type_for_reloc): Ditto.
9018 (Relocate::relocate): Use symbolic names instead of numeric relocation
9019 codes to report error.
9020 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
9022 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
9023 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
9024 thumb2_blx_out_of_range.stdout
9025 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
9026 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
9027 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
9028 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
9029 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
9030 thumb2_blx_in_range, thumb2_blx_in_range.o,
9031 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
9032 thumb2_blx_out_of_range.o): New rules.
9033 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
9034 thumb2_blx_in_range and thumb2_blx_out_of_range.
9035 * testsuite/Makefile.in: Regenerate.
9036 * arm_branch_in_range.sh: Add tests for THUMB BLX.
9037 * testsuite/thumb_blx_in_range.s: New file.
9038 * testsuite/thumb_blx_out_of_range.s: New file.
9040 2010-03-22 Rafael Espindola <espindola@google.com>
9042 * archive.cc (Should_include): Move to archive.h.
9043 (should_include_member): Make it a member of Archive.
9045 (Add_lib_group_symbols): New.
9046 * archive.h: Include options.h.
9047 (Archive_member): Moved from Archive.
9048 (Should_include): Moved from archive.cc.
9050 (Add_lib_group_symbols): New.
9051 * dynobj.cc (do_should_include_member): New.
9052 * dynobj.h (do_should_include_member): New.
9053 * gold.cc (queue_initial_tasks): Update call to queue.
9054 * main.cc (main): Print lib group stats.
9055 * object.cc (do_should_include_member): New.
9056 * object.h: Include archive.h.
9057 (Object::should_include_member): New.
9058 (Object::do_should_include_member): New.
9059 (Sized_relobj::do_should_include_member): New.
9060 * options.cc (General_options::parse_start_lib): New.
9061 (General_options::parse_end_lib): New.
9062 (Input_arguments::add_file): Handle lib groups.
9063 (Input_arguments::start_group): Check we are not in a lib.
9064 (Input_arguments::start_lib): New.
9065 (Input_arguments::end_lib): New.
9066 * options.h (General_options): Add start_lib and end_lib.
9067 (Input_argument::lib_): New.
9068 (Input_argument::lib): New.
9069 (Input_argument::is_lib): New.
9070 (Input_file_lib): New.
9071 (Input_arguments::in_lib_): New.
9072 (Input_arguments::in_lib): New.
9073 (Input_arguments::start_lib): New.
9074 (Input_arguments::end_lib_): New.
9075 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
9076 in unused members as preempted.
9077 (Sized_pluginobj::do_should_include_member): New.
9078 * plugin.h (Sized_pluginobj::do_should_include_member): New.
9079 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
9081 (Read_symbols::do_whole_lib_group): New.
9082 (Read_symbols::do_lib_group): New.
9083 (Read_symbols::do_read_symbols): Handle lib groups.
9084 (Read_symbols::get_name): Handle lib groups.
9085 * readsyms.h (Read_symbols): Add an archive member pointer.
9086 (Read_symbols::do_whole_lib_group): New.
9087 (Read_symbols::do_lib_group): New.
9088 (Read_symbols::member_): New.
9089 * script.cc (read_input_script): Update call to queue_soon.
9091 2010-03-19 Doug Kwan <dougkwan@google.com>
9093 * arm.cc (Stub_table::Stub_table): Initialize new data members
9094 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
9095 (Stub_table::add_reloc_stub): Assign stub offset and update
9096 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
9097 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
9099 (Stub_table::update_data_size_and_addralign): Use
9100 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
9101 instead of going over all reloc stubs.
9102 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
9103 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
9104 Stringpool_template::offset_ to size of Stringpool_char.
9105 (Stringpool_template::new_key_offset): Remove code to initialize
9106 Stringpool_template::offset_.
9107 * stringpool.h (Stringpool_template::set_no_zero_null): Set
9108 Stringpool_template::offset_ to zero.
9110 2010-03-15 Doug Kwan <dougkwan@google.com>
9112 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
9114 (Stringpool_template::new_key_offset): New method.
9115 (Stringpool_template::add_string): Assign offsets when adding new
9117 (Stringpool_template::set_string_offsets): Do not set string offsets
9118 when not optimizing.
9119 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
9121 (Chunked_vector::clear): Clear size_.
9122 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
9123 (Chunked_vector::size): Return size_.
9124 (Chunked_vector::push_back): Use size_ to find insert position.
9125 (Chunked_vector::size_): New data member.
9126 (Stringpool_template::set_no_zero_null): Assert string set is empty.
9127 (Stringpool_template::new_key_offset): New method declaration.
9128 (Stringpool_template::offset_): New data member.
9130 2010-03-15 Rafael Espindola <espindola@google.com>
9132 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
9133 Add_symbols' constructor.
9134 * readsyms.h (Add_symbols): Remove the input_group member.
9136 2010-03-10 Ian Lance Taylor <iant@google.com>
9138 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
9139 target to ask whether a reference to a symbol requires a stack
9141 * target.h (Target::is_call_to_non_split): New function.
9142 (Target::do_is_call_to_non_split): Declare virtual function.
9143 * target.cc: Include "symtab.h".
9144 (Target::do_is_call_to_non_split): New function.
9145 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
9147 2010-03-10 Cary Coutant <ccoutant@google.com>
9149 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
9150 (File_read::open[1]): Remove initial mapping of whole_file_view_.
9151 (File_read::open[2]): Add whole_file_view_ to list of views.
9152 (File_read::make_view): Remove test of whole_file_view_.
9153 (File_read::find_or_make_view): Create whole_file_view_ if
9155 (File_read::clear_views): Replace bool parameter with enum;
9156 adjust all callers. Don't delete views with permanent data;
9157 do delete cached views and views from archives if
9158 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
9159 if clearing the corresponding view.
9160 * fileread.h (File_read::Clear_views_mode): New enum.
9161 (File_read::View::is_permanent_view): New method.
9162 (File_read::clear_views): Replace bool parameter
9163 with enum; adjust all callers.
9164 * options.h (General_options): Change keep_files_mapped option;
9165 add map_whole_files.
9166 * readsyms.cc (Add_symbols::run): Delete sd_ object before
9168 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
9171 2010-03-10 David S. Miller <davem@davemloft.net>
9173 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
9175 2010-03-09 Sriraman Tallam <tmsriram@google.com>
9177 * icf.cc (get_section_contents): Add '@' marker after processing the
9180 2010-03-08 Doug Kwan <dougkwan@google.com>
9182 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
9183 due to a conversion warning.
9184 (Arm_relobj::update_output_local_symbol_count): Check for local
9185 symbol with unset output index.
9187 2010-03-05 Ian Lance Taylor <iant@google.com>
9189 * options.h (class General_options): Add --spare-dynamic-tags.
9190 * output.cc (Output_data_dynamic::set_final_data_size): Implement
9191 --spare-dynamic-tags.
9193 2010-03-05 Ian Lance Taylor <iant@google.com>
9195 * incremental.cc: Include "libiberty.h".
9197 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9199 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
9200 function, is_info_ member.
9201 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
9202 (Versions::Versions): Update caller.
9203 (Versions::define_base_version): Likewise.
9204 (Versions::add_def): Likewise.
9206 2010-03-03 Sriraman Tallam <tmsriram@google.com>
9208 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
9209 (Scan::possible_function_pointer_reloc): New function.
9210 (Scan::local_reloc_may_be_function_pointer): Change to call
9211 possible_function_pointer_reloc.
9212 (Scan::global_reloc_may_be_function_pointer): Ditto.
9213 * icf.h (Icf::check_section_for_function_pointers): Change to reject
9214 relocations in ".data.rel.ro._ZTV" section.
9215 * testsuite/icf_safe_so_test.sh: Change to pass i386.
9216 * testsuite/icf_safe_so_test.cc: Ditto.
9217 * testsuite/icf_safe_test.cc: Ditto.
9218 * testsuite/icf_safe_test.sh: Ditto.
9220 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9221 Ian Lance Taylor <iant@google.com>
9223 * target-reloc.h (relocate_section): Check the symbol table index
9224 for -1U before setting the local symbol index.
9225 (scan_relocatable_relocs): If copying the relocation, record that
9226 the local symbol is required.
9227 * object.h (Symbol_value::is_output_symtab_index_set): New
9229 (Symbol_value::may_be_discarded_from_output_symtab): New
9231 (Symbol_value::has_output_symtab_entry): New function.
9232 (Symbol_value::needs_output_symtab_entry): Remove.
9233 (Symbol_value::output_symtab_index): Make sure the symbol index is
9235 (Symbol_value::set_output_symtab_index): Make sure the symbol
9236 index is not set. Make sure the new index is valid.
9237 (Symbol_value::set_must_have_output_symtab_entry): New function.
9238 (Symbol_value::has_output_dynsym_entry): New function.
9239 (Symbol_value::set_output_dynsym_index): Make sure the new index
9241 (Sized_relobj::set_must_have_output_symtab_entry): New function.
9242 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
9243 local symbol if permitted.
9244 (Sized_relobj::do_finalize_local_symbols): Call
9245 is_output_symtab_index_set rather than needs_output_symtab_entry.
9246 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
9247 rather than needs_output_symtab_entry. Call
9248 has_output_dynsym_entry rather than needs_output_dynsym_entry.
9249 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
9250 is_output_symtab_index_set rather than needs_output_symtab_entry.
9251 * testsuite/discard_locals_relocatable_test.c: New file.
9252 * testsuite/discard_locals_test.sh: Test -r.
9253 * testsuite/Makefile.am (check_DATA): Add
9254 discard_locals_relocatable_test1.syms,
9255 discard_local_relocatable_test2.syms.
9256 (MOSTLYCLEANFILES): Likewise. Also add
9257 discard_locals_relocatable_test1.lout and
9258 discard_locals_relocatable_test2.out.
9259 (discard_locals_relocatable_test1.syms): New target.
9260 (discard_locals_relocatable_test.o): New target.
9261 (discard_locals_relocatable_test1.out): New target.
9262 (discard_locals_relocatable_test2.syms): New target.
9263 (discard_locals_relocatable_test2.out): New target.
9264 (various): Add missing ../ld-new dependencies.
9265 * testsuite/Makefile.in: Rebuild.
9267 2010-03-03 Nick Clifton <nickc@redhat.com>
9269 * po/fi.po: New Finnish translation.
9271 2010-03-01 Doug Kwan <dougkwan@google.com>
9273 * layout.cc (Layout::Layout): Force section types of .init_array*,
9274 .preinit_array* and .fini_array* sections.
9275 * output.cc (Output_section::Input_section_sort_entry::has_priority):
9276 Fix check of return value of std::string::find.().
9277 (Output_section::Input_section_sort_compare::operator()): Remove
9278 comment about .init_array.
9279 (Output_section::Input_section_sort_init_fini_compare::operator()):
9281 (Output_section::sort_attached_input_sections): Handle .init_array
9282 and .fini_array specially.
9283 * output.h (Output_section::Inut_section_sort_compare): Update
9285 (Output_section::Input_section_sort_init_fini_compare): New struct.
9287 2010-02-26 Doug Kwan <dougkwan@google.com>
9289 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
9290 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
9291 * testsuite/debug_msg.sh: Avoid matching source line number for
9292 use of global variable undef_int.
9294 2010-02-26 Doug Kwan <dougkwan@google.com>
9296 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
9297 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
9298 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
9299 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
9300 * options.cc (General_options::General_options): Initialize member
9302 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
9303 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
9304 and rm_no_fix_v4bx.stdout
9305 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
9306 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
9307 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
9308 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
9309 and arm_no_fix_v4bx.
9310 * Makefile.in: Regenerate.
9311 * testsuite/arm_fix_v4bx.s: New file.
9312 * testsuite/arm_fix_v4bx.sh: Ditto.
9314 2010-02-24 Doug Kwan <dougkwan@google.com>
9316 * arm.cc (Target_arm::got_section): Make the .got section the first
9317 non RELRO section in the data segment.
9318 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
9319 suffixes of section names.
9321 2010-02-24 Doug Kwan <dougkwan@google.com>
9323 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
9324 flags and attributes merging if an input file is a binary file.
9325 * fileread.cc (Input_file::open): Record format of original file.
9326 * fileread.h (Input_file::Format): New enum type.
9327 (Input_file::Input_file): Initialize data member format_.
9328 (Input_file::format): New method definition.
9329 (Input_file::format_):: New data member.
9331 2010-02-24 Doug Kwan <dougkwan@google.com>
9333 * arm.cc (Arm_output_data_got): New class.
9334 (ARM_TCB_SIZE): New constant
9335 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
9336 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
9337 If user uses a script with a SECTIONS clause, issue only a warning
9338 for a misplaced EXIDX input section. Otherwise, issue an error.
9339 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
9341 (Target_arm::got_mode_index_entry): Handle static linking.
9342 (Target_arm::Scan::local): Ditto.
9343 (Target_arm::Scan::global): Ditto.
9344 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
9345 all incorrectly implemented relocations.
9346 (Target_arm::fix_exidx_coverage): Pass layout to
9347 Arm_output_section::fix_exidx_coverage.
9348 * layout.cc (Layout::section_name_mapping): Remove trailing dots
9349 from ".ARM.exidx." and ".ARM.extab.".
9351 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9353 * arm.cc (Target_arm::do_finalize_sections): Create attribute
9354 section if it does not already exist.
9355 * attributes.cc (Attributes_section_data::Attributes_section_data):
9356 Don't crash if size is zero.
9358 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9359 Ian Lance Taylor <iant@google.com>
9361 * gold.cc (queue_middle_tasks): If no input files were opened,
9363 * workqueue.h (Task_function::Task_function): Assert that there is
9366 2010-02-22 Doug Kwan <dougkwan@google.com>
9368 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
9369 * icf.cc (get_section_contents): Cast snprintf arguments to long long
9370 types to avoid warnings due to different uint64_t implementations
9373 2010-02-21 Doug Kwan <dougkwan@google.com>
9375 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
9376 handling of the maximum backward branch offset.
9377 (Arm_relocate_functions::thumb_branch_common): Ditto.
9378 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
9379 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
9380 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
9381 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
9382 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
9383 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
9384 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
9385 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
9386 thumb_bl_out_of_range thumb_bl_out_of_range.o,
9387 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
9388 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
9389 thumb2_bl_out_of_range.o): New rules.
9390 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
9391 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
9392 thumb2_bl_out_of_range
9393 * testsuite/Makefile.in: Regenerate.
9394 * testsuite/arm_bl_in_range.s: New file.
9395 * testsuite/arm_bl_out_of_range.s: Ditto.
9396 * testsuite/arm_branch_in_range.sh: Ditto.
9397 * testsuite/arm_branch_range.t: Ditto.
9398 * testsuite/thumb2_branch_range.t: Ditto.
9399 * testsuite/thumb_bl_in_range.s: Ditto.
9400 * testsuite/thumb_bl_out_of_range.s: Ditto.
9401 * testsuite/thumb_branch_range.t: Ditto.
9403 2010-02-20 Sriraman Tallam <tmsriram@google.com>
9405 * gc.h (gc_process_relocs): Change vectors to point to the new list.
9406 Add reloc offset information.
9407 * icf.cc (get_section_contents): Change iterators to point to the new
9408 vectors. Add reloc offset information to the contents.
9409 * icf.h (Icf::Sections_reachable_info): New typedef.
9410 (Icf::Sections_reachable_list): New typedef.
9411 (Icf::Offset_info): New typedef.
9412 (Icf::Reloc_info): New struct typedef.
9413 (Icf::Reloc_info_list): New typedef.
9414 (Icf::symbol_reloc_list): Delete method.
9415 (Icf::addend_reloc_list): Delete method.
9416 (Icf::section_reloc_list): Delete method.
9417 (Icf::reloc_info_list): New method.
9418 (Icf::reloc_info_list_): New member.
9420 2010-02-19 Doug Kwan <dougkwan@google.com>
9422 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
9423 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
9424 * arm.cc (Arm_relocation_functions): New forward declaration.
9425 (Target_arm::Target_arm): Initialize new data members
9426 got_mod_index_offset_ and tls_base_symbol_defined_.
9427 (Target_arm::Relocate::relocate_tls): New method.
9428 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
9429 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
9431 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
9432 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
9433 (Target_arm::got_mod_index_offset_,
9434 Target_arm::tls_base_symbol_defined_): New data members.
9435 (Target_arm::Scan::local, Target::Scan::global,
9436 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
9439 2010-02-18 Doug Kwan <dougkwan@google.com>
9441 * arm.cc (Arm_relobj::find_linked_text_section): New method.
9442 (Arm_relobj::make_exidx_input_section): Pass section index of linked
9443 text section as a parameter becuase some broken tools may not set
9444 the link in section header.
9445 (Target_arm::has_got_section): New method.
9446 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
9447 without any mapping symbol as data only. Remove warning.
9448 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
9449 link in its section header, try to discover the link by inspecting the
9450 REL31 relocation at the beginning of the section.
9451 (Target_arm::Scan::check_non_pic): Report name of offending relocation
9453 (Target_arm::Scan::global): Treat any reference to the symbol
9454 _GLOBAL_OFFSET_TABLE_ as a GOT access.
9456 2010-02-12 Sriraman Tallam <tmsriram@google.com>
9458 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
9459 (Scan::global_reloc_may_be_function_pointer): New function.
9460 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
9461 (Scan::global_reloc_may_be_function_pointer): New function.
9462 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
9463 (Scan::global_reloc_may_be_function_pointer): New function.
9464 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
9465 (Scan::global_reloc_may_be_function_pointer): New function.
9466 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
9467 (Scan::global_reloc_may_be_function_pointer): New function.
9468 (Scan::possible_function_pointer_reloc): New function.
9469 (Target_x86_64::can_check_for_function_pointers): New function.
9470 * gc.h (gc_process_relocs): Scan relocation types to determine if
9471 function pointers were taken for targets that support it.
9472 * icf.cc (Icf::find_identical_sections): Include functions for
9473 folding in safe ICF whose pointer is not taken.
9474 * icf.h (Secn_fptr_taken_set): New typedef.
9475 (fptr_section_id_): New member.
9476 (section_has_function_pointers): New function.
9477 (set_section_has_function_pointers): New function.
9478 (check_section_for_function_pointers): New function.
9479 * options.h: Fix comment for safe ICF option.
9480 * target.h (can_check_for_function_pointers): New function.
9481 * testsuite/Makefile.am: Add icf_safe_so_test test case.
9482 Modify icf_safe_test for X86-64.
9483 * testsuite/Makefile.in: Regenerate.
9484 * testsuite/icf_safe_so_test.cc: New file.
9485 * testsuite/icf_safe_so_test.sh: New file.
9486 * testsuite/icf_safe_test.cc (kept_func_3): New function.
9487 (main): Change to take pointer to function kept_func_3.
9488 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
9489 folding is done correctly for X86-64.
9491 2010-02-12 David S. Miller <davem@davemloft.net>
9493 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
9494 is_symbolless parameter.
9495 (Output_reloc<SHT_REL>::is_symbolless): New.
9496 (Output_reloc<SHT_REL>::is_symbolless_): New.
9497 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
9498 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
9499 (Output_reloc<SHT_RELA>::is_symbolless): New.
9500 (Output_data_reloc::add_global): Handle is_symbolless.
9501 (Output_data_reloc::add_global_relative): Likewise.
9502 (Output_data_reloc::add_local): Likewise.
9503 (Output_data_reloc::add_local_relative): Likewise.
9504 (Output_data_reloc::add_symbolless_global_addend): New.
9505 (Output_data_reloc::add_symbolless_local_addend): New.
9506 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
9508 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
9509 instead of ->is_relative_
9510 (Output_reloc::write): Likewise.
9511 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
9512 (Output_reloc::write_rel): Simplify.
9514 * sparc.cc (Target_sparc::Scan::local): Use
9515 ->add_symbolless_local_addend as needed.
9516 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
9517 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
9518 based upon relocation offset.
9520 2010-02-11 Doug Kwan <dougkwan@google.com>
9522 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
9523 (Target_arm::Scan::global): Ditto. Also remove a comment before the
9524 beginning of function.
9525 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
9526 and MOVT_ABS relocations. Those are non issued in scanning. Fix
9527 parameter is_32bit in calls to should_apply_static_reloc.
9528 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
9529 (check_DATA): Add arm_abs_global.stdout.
9530 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
9531 arm_abs_global.stdout): New rules.
9532 (MOSTLLYCLEANFILES): Add arm_abs_global
9533 * Makefile.in: Regenerate.
9534 * testsuite/arm_abs_global.s: New file.
9535 * testsuite/arm_abs_global.sh: Ditto.
9536 * testsuite/arm_abs_lib.s: Ditto.
9538 2010-02-11 Ian Lance Taylor <iant@google.com>
9540 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
9542 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
9543 Allocate_commons_task first.
9544 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
9545 task, rather than symtab_lock_.
9546 (Gc_process_relocs::~Gc_process_relocs): New function.
9547 (Gc_process_relocs::is_runnable): Check this_blocker_.
9548 (Gc_process_relocs::locks): Use next_blocker_ rather than
9550 (Scan_relocs::~Scan_relocs): New function.
9551 (Scan_relocs::is_runnable): Check this_blocker_ rather than
9553 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
9555 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
9556 fields. Add this_blocker_ and next_blocker_ fields. Adjust
9557 constructor accordingly.
9558 (class Gc_process_relocs): Likewise.
9559 (class Scan_relocs): Likewise.
9560 * common.h (class Allocate_commons_task): Remove symtab_lock_
9561 field, and corresponding constructor parameter.
9562 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
9564 (Allocate_commons_task::locks): Likewise.
9566 2010-02-11 Ian Lance Taylor <iant@google.com>
9568 * gold-threads.h (class Once): Define.
9569 (class Initialize_lock): Rewrite as child of Once.
9570 * gold-threads.cc (class Once_initialize): Define.
9571 (once_pointer_control): New static variable.
9572 (once_pointer, once_arg): New static variables.
9573 (c_run_once): New static function.
9574 (Once::Once, Once::run_once, Once::internal_run): New functions.
9575 (class Initialize_lock_once): Remove.
9576 (initialize_lock_control): Remove.
9577 (initialize_lock_pointer): Remove.
9578 (initialize_lock_once): Remove.
9579 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
9580 (Initialize_lock::initialize): Rewrite.
9581 (Initialize_lock::do_run_once): New function.
9582 * archive.cc (Archive::interpret_header): Only clear name if it is
9584 * fileread.cc: Include "gold-threads.h"
9585 (file_counts_lock): New static variable.
9586 (file_counts_initialize_lock): Likewise.
9587 (File_read::release): Only increment counts when using --stats.
9588 Use a lock around the increment.
9589 * parameters.cc (class Set_parameters_target_once): Define.
9590 (set_parameters_target_once): New static variable.
9591 (Parameters::Parameters): Move here from parameters.h.
9592 (Parameters::set_target): Rewrite.
9593 (Parameters::set_target_once): New function.
9594 (Parameters::clear_target): Move here and rewrite.
9595 * parameters.h (class Parameters): Update declarations. Add
9596 set_parameters_target_once_ field.
9597 (Parameters::Parameters): Move to parameters.cc.
9598 (Parameters::clear_target): Likewise.
9599 * readsyms.cc (Read_symbols::do_group): Create a Start_group
9601 (Start_group::~Start_group): New function.
9602 (Start_group::is_runnable): New function.
9603 (Start_group::locks, Start_group::run): New functions.
9604 (Finish_group::run): Change saw_undefined to size_t.
9605 * readsyms.h (class Start_group): Define.
9606 (class Finish_group): Change saw_undefined_ field to size_t.
9607 (Finish_group::Finish_group): Remove saw_undefined and
9608 this_blocker parameters. Change all callers.
9609 (Finish_group::set_saw_undefined): New function.
9610 (Finish_group::set_blocker): New function.
9611 * symtab.h (class Symbol_table): Change saw_undefined to return
9612 size_t. Change saw_undefined_ field to size_t.
9613 * target-select.cc (Set_target_once::do_run_once): New function.
9614 (Target_selector::Target_selector): Initialize set_target_once_
9615 field. Don't initialize lock_ and initialize_lock_ fields.
9616 (Target_selector::instantiate_target): Rewrite.
9617 (Target_selector::set_target): New function.
9618 * target-select.h (class Set_target_once): Define.
9619 (class Target_selector): Update declarations. Make
9620 Set_target_once a friend. Remove lock_ and initialize_lock_
9621 fields. Add set_target_once_ field.
9623 2010-02-10 Ian Lance Taylor <iant@google.com>
9625 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
9627 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
9628 (queue_middle_tasks): Add all blockers before queueing any tasks.
9629 (queue_final_tasks): Likewise.
9630 * token.h (Task_token::add_blockers): New function.
9631 * object.h (Input_objects::number_of_relobjs): New function.
9633 2010-02-10 Ian Lance Taylor <iant@google.com>
9635 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
9636 shared, not if not position independent.
9637 * x86_64.cc (Relocate::relocate_tls): Likewise.
9638 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
9639 (tls_pie_pic_test): New target.
9640 * testsuite/Makefile.in: Rebuild.
9642 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
9643 (tls_test_main_pie.o, tls_test_pie.o): New targets.
9644 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
9645 * testsuite/Makefile.in: Rebuild.
9647 2010-02-09 David S. Miller <davem@davemloft.net>
9649 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
9650 R_SPARC_RELATIVE using ->add_local_relative().
9651 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
9653 * output.h (Output_data_dynamic::add_section_size): New method
9654 that takes two Output_data objects.
9655 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
9656 entry param. Handle it in initializers.
9657 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
9658 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
9659 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
9661 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
9662 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
9663 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
9664 for dynrel_includes_plt.
9665 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9666 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9667 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
9669 (Target_sparc::do_finalize_sections): Update to pass true for
9670 dynrel_includes_plt.
9671 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
9672 output before .rela.plt
9673 (Target_powerpc::do_finalize_sections): Update to pass true for
9674 dynrel_includes_plt when 32-bit.
9676 2010-02-08 Doug Kwan <dougkwan@google.com>
9678 * arm.cc (Arm_relobj::simple_input_section_output_address): New
9680 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
9681 Arm_relobj::scan_section_for_cortex_a8_stubs,
9682 Arm_relobj::do_relocation_section): Instead of calling
9683 Output_section::output_address, use faster
9684 Arm_relobj::simple_input_section_output_address.
9686 2010-02-08 David S. Miller <davem@davemloft.net>
9688 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
9689 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
9690 relocation helper function.
9692 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
9693 just like R_SPARC_GOT{10,13,22}.
9694 (Target_sparc::Scan::local): Likewise.
9695 (Target_sparc::Relocate:relocate): Likewise.
9697 2010-02-06 Ian Lance Taylor <iant@google.com>
9699 * configure.ac: Rewrite targetobjs duplicate removal code to use
9700 only shell constructs.
9701 * configure: Rebuild.
9703 2010-02-05 Doug Kwan <dougkwan@google.com>
9706 * arm.cc (Arm_relobj::section_is_scannable): New method.
9707 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
9708 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
9710 2010-02-04 Doug Kwan <dougkwan@google.com>
9713 * arm-reloc-property.cc (cstdio): Include.
9714 * configure.ac (targetobjs): Remove duplicates.
9715 * configure: Regenerate.
9716 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
9717 big and little endian version for a given address size.
9719 2010-02-03 Doug Kwan <dougkwan@google.com>
9721 * arm-reloc-property.cc
9722 (Arm_reloc_property_table::reloc_name_in_error_message): New method
9724 * arm-reloc-property.h
9725 (Arm_reloc_property_table::get_implemented_static_reloc_property):
9726 New method definition.
9727 (Arm_reloc_property_table::reloc_name_in_error_message): New method
9729 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
9731 (GOT_PREL): Change implemented to Y.
9732 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
9733 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
9734 (Arm_relocate_functions::movw_abs_nc): Remove method.
9735 (Arm_relocate_functions::movt_abs): Ditto.
9736 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
9737 (Arm_relocate_functions::thm_movt_abs): Ditto.
9738 (Arm_relocate_functions::movw_rel_nc): Ditto.
9739 (Arm_relocate_functions::movw_rel): Ditto.
9740 (Arm_relocate_functions::movt_rel): Ditto.
9741 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
9742 (Arm_relocate_functions:thm_movw_rel): Ditto.
9743 (Arm_relocate_functions:thm_movt_rel): Ditto.
9744 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
9745 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
9746 New method definitions.
9747 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
9748 (Arm_relocation_functions::arm_grp_ldr): Ditto.
9749 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
9750 (Arm_relocation_functions::arm_grp_ldc): Ditto.
9751 (Target_arm::Relocate::relocate): Check for non-static or
9752 unimplemented relocation code and exit early. Change calls to
9753 Target_arm::reloc_uses_thumb_bit and
9754 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
9755 instead. Refactor code to handle similar relocations to increase
9756 code sharing. Remove check for unsupported relocation code in switch
9758 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
9759 relocation property table to find out size. Change error message to
9760 print out the name of a relocation code instead of the numeric value.
9761 (Target_arm::scan_reloc_for_stub): Use relocation property table
9762 instead of calling Target_arm::reloc_uses_thumb_bit().
9764 2010-02-02 Doug Kwan <dougkwan@google.com>
9766 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
9767 types of relaxed input section.
9769 2010-02-02 Doug Kwan <dougkwan@google.com>
9771 * Makefile.am (HFILES): Add arm-reloc-property.h.
9773 (TARGETSOURCES): Add arm-reloc-property.cc
9774 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
9775 (libgold_a_SOURCES): $(DEFFILES)
9776 * Makefile.in: Regenerate.
9777 * arm-reloc-property.cc: New file.
9778 * arm-reloc-property.h: New file.
9779 * arm-reloc.def: New file.
9780 * arm.cc: Update comments.
9781 (arm-reloc-property.h): New included header.
9782 (arm_reloc_property_table): New global variable.
9783 (Target_arm::do_select_as_default_target): New method definition.
9784 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
9785 arm-reloc-property to targ_extra_obj.
9786 * parameters.cc (set_parameters_target): Call
9787 Target::select_as_default_target().
9788 * target.h (Target::select_as_default_target): New method definition.
9789 (Target::do_select_as_default_target): Same.
9791 2010-02-01 Doug Kwan <dougkwan@google.com>
9793 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
9794 first_output_text_section_.
9795 (Arm_exidx_fixup::first_output_text_section): New method definition.
9796 (Arm_exidx_fixup::first_output_text_section_): New data member.
9797 (Arm_exidx_fixup::process_exidx_section): Record the first text
9798 output section seen.
9799 (Arm_output_section::fix_exidx_coverage): Set correct linked section
9800 and entsize in output section header.
9802 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9804 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
9805 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
9806 (Arm_relocate_functions::thm_alu11): New Method.
9807 (Arm_relocate_functions::thm_pc8): New Method.
9808 (Arm_relocate_functions::thm_pc12): New Method.
9809 (Target_arm::Scan::local): Handle the relocations.
9810 (Target_arm::Scan::global): Likewise.
9811 (Target_arm::Relocate::relocate): Likewise.
9812 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9814 2010-01-29 Doug Kwan <dougkwan@google.com>
9816 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
9817 of relocation types as ld.
9819 2010-01-29 Doug Kwan <dougkwan@google.com>
9821 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
9823 (Arm_relocate_functions::thumb_branch_common): Ditto.
9824 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
9825 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
9826 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
9827 Arm_relocate_functions::jump24): Remove.
9828 (Target_arm::Relocate::relocate): Adjust code to call
9829 Arm_relocation_functions::arm_branch_common and
9830 Arm_relocation_functions::thumb_branch_common instead of their removed
9831 wrappers. Merge switch-cases together to reduce source code size.
9833 2010-01-29 Doug Kwan <dougkwan@google.com>
9835 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
9836 output_local_symbol_count_needs_update_.
9837 (Arm_relobj::output_local_symbol_count_needs_update,
9838 Arm_relobj::set_output_local_symbol_count_needs_update,
9839 Arm_relobj::update_output_local_symbol_count): New methods.
9840 (Arm_relobj::output_local_symbol_count_needs_update_): New data
9842 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
9843 of pointed function as in a R_ARM_PREL31 relocation.
9844 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
9845 for output local symbol count updating.
9846 (Target_arm::do_relax): Update output local symbol counts in objects
9848 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
9850 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9852 * arm.cc: Added support for the ARM relocations:
9853 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
9854 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
9855 (Arm_relocate_functions::movw_rel_nc): Renamed (was
9857 (Arm_relocate_functions::movw_rel): New method.
9858 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
9859 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
9861 (Arm_relocate_functions::thm_movw_rel): New method.
9862 (Arm_relocate_functions::thm_movt_rel): Renamed (was
9864 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
9866 (Target_arm::Scan::global): Likewise.
9867 (Target_arm::Relocate::relocate): Likewise.
9868 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9871 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9873 * arm.cc: Added support for ARM group relocations.
9874 (Target_arm::reloc_needs_sym_origin): New method.
9875 (Arm_relocate_functions::calc_grp_kn): New method.
9876 (Arm_relocate_functions::calc_grp_residual): New method.
9877 (Arm_relocate_functions::calc_grp_gn): New method.
9878 (Arm_relocate_functions::arm_grp_alu): New Method.
9879 (Arm_relocate_functions::arm_grp_ldr): New Method.
9880 (Arm_relocate_functions::arm_grp_ldrs): New Method.
9881 (Arm_relocate_functions::arm_grp_ldc): New Method.
9882 (Target_arm::Scan::local): Handle the ARM group relocations.
9883 (Target_arm::Scan::global): Likewise.
9884 (Target_arm::Relocate::relocate): Likewise.
9885 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9888 2010-01-26 Doug Kwan <dougkwan@google.com>
9890 * arm.cc (set): Include.
9891 (class Arm_exidx_fixup): Change type of last_input_section_ to const
9893 (Arm_output_section::Text_section_list): New type.
9894 (Arm_output_section::append_text_sections_to_list): New method.
9895 (Arm_output_section::fix_exidx_coverage): Ditto.
9896 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
9897 (Arm_relobj::convert_input_section_to_relaxed_section): Use
9898 Relobj::set_section_offset() instead of
9899 Sized_relobj::invalidate_section_offset().
9900 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
9901 parameter for section headers. Ignore relocation sections for
9902 unallocated sections and EXIDX sections.
9903 (Target_arm::fix_exidx_coverage): New method.
9904 (Target_arm::output_section_address_less_than): New type.
9905 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
9906 linked text section instead of the EXIDX section.
9907 (Arm_output_section::create_stub_group): Add an assertion to check
9908 that this is not an EXIDX output section.
9909 (Arm_output_section::append_text_sections_to_list): New method.
9910 (Arm_output_section::fix_exidx_coverage): Ditto.
9911 (Arm_relobj::scan_sections_for_stubs): Adjust call to
9912 Arm_relobj::section_needs_reloc_stub_scanning.
9913 (Target_arm::do_relax): Fix EXIDX output section coverage in the
9915 (Target_arm::fix_exidx_coverage): New method.
9916 * object.h (Relobj::set_output_section): New method.
9917 (Sized_relobj::invalidate_section_offset): Remove method.
9918 (Sized_relobj::do_invalidate_section_offset): Remove method.
9919 (Sized_relobj::do_set_section_offset): Handle offset value -1.
9921 2010-01-25 Doug Kwan <dougkwan@google.com>
9923 * arm.cc (Arm_exidx_merged_section::do_output_offset):
9924 Fix warning due to signed and unsigned comparison on a 32-bit host.
9926 2010-01-22 Doug Kwan <dougkwan@google.com>
9928 * arm.cc (Target_arm::do_relax): Record an output section for section
9929 offset adjustment it contains any stub table that has changed.
9930 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
9931 offsets in an output section if necessary.
9932 * output.cc (Output_section::Output_section): Initialize
9933 section_offsets_need_adjustments_.
9934 (Output_section::add_input_section_for_script): Renamed to
9935 Output_section::add_simple_input_section.
9936 (Output_section::save_states): Add a comment.
9937 (Output_section::discard_states): New method defintion.
9938 (Output_section::adjust_section_offsets): Same.
9939 * output.h (Output_section::add_input_section_for_script): Renamed to
9940 Output_section::add_simple_input_section.
9941 (Output_section::discard_states): New method declaration.
9942 (Output_section::adjust_section_offsets): Same.
9943 (Output_section::section_offsets_need_adjustment,
9944 Output_section::set_section_offsets_need_adjustment): New method
9946 (Output_section::section_offsets_need_adjustment_): New data member.
9947 * script-sections.cc
9948 (Output_section_element_input::set_section_address): Adjust code for
9949 renaming of Output_section::add_input_section_for_script.
9950 (Orphan_output_section::set_section_address): Same.
9952 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9954 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
9955 Fix_v4bx enum values .
9956 * gold/options.h (General_options): New option definitions.
9957 (General_options::fix_v4bx): New method.
9958 (General_options::Fix_v4bx): New enum.
9959 * gold/options.cc (General_options::parse_fix_v4bx): New method.
9960 (General_options::parse_fix_v4bx_interworking): New method.
9962 2010-01-22 Doug Kwan <dougkwan@google.com>
9964 * arm.cc (Arm_exidx_fixup): New class.
9966 2010-01-21 Doug Kwan <dougkwan@google.com>
9968 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
9970 (Arm_exidx_section_offset_map): New type.
9972 2010-01-21 Doug Kwan <dougkwan@google.com>
9974 * arm.cc (Arm_exidx_input_section): New class.
9975 (Arm_relobj::exidx_input_section_by_link,
9976 Arm_relobj::exidx_input_section_by_shndx,
9977 Arm_relobj::make_exidx_input_section): New methods.
9978 (read_arm_attributes_section): Remove.
9979 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
9980 information about them.
9981 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
9984 2010-01-20 Doug Kwan <dougkwan@google.com>
9986 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
9987 Input_section_specifier to Section_id.
9988 (Target_arm::new_arm_input_section: Adjust code for change of key
9990 (Target_arm::find_arm_input_section): Ditto.
9991 * gc.h (object.h): Include for Section_id nand Section_id_hash.
9992 (Section_id): Remove.
9993 (Garbage_collection::Section_id_hash): Remove.
9994 * icf.h (object.h): Include for Section_id nand Section_id_hash.
9995 (Section_id): Remove.
9996 (Icf::Section_id_hash): Remove.
9997 * object.h (Section_id, Const_section_id, Section_id_hash,
9998 Const_section_id_hash): New type definitions.
9999 * output.cc (Output_section::add_relaxed_input_section): Change to
10000 use Const_section_id instead of Input_section_specifier as key type.
10001 (Output_section::add_merge_input_section): Ditto.
10002 (Output_section::build_relaxation_map): Change to use Section_id
10003 instead of Input_section_specifier as key type.
10004 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
10006 (Output_section::convert_input_sections_to_relaxed_sections): Change
10007 to use Const_section_id instead of Input_section_specifier as key type.
10008 (Output_section::find_merge_section): Ditto.
10009 (Output_section::find_relaxed_input_section): Ditto.
10010 * output.h (Input_section_specifier): Remove class.
10011 (Output_section::Output_section_data_by_input_section_map): Change
10012 key type to Const_section_id.
10013 (Output_section::Output_relaxed_input_section_by_input_section_map):
10015 (Output_section::Relaxation_map): Change key type to Section_id.
10017 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10019 * gold/arm.cc: Added support for R_ARM_V4BX relocation
10020 (class Arm_v4bx_stub): New class.
10021 (DEF_STUBS): Updated definition to support v4_veneer_bx.
10022 (Stub_factory::make_arm_v4bx_stub): New method.
10023 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
10024 (Stub_table::empty): Handle v4bx stubs.
10025 (Stub_table::add_arm_v4bx_stub): New method.
10026 (Stub_table::find_arm_v4bx_stub): New method.
10027 (Arm_relocate_functions::v4bx): New method.
10028 (Target_arm::fix_v4bx): New method.
10029 (Target_arm::Target_arm): Handle R_ARM_V4BX.
10030 (Stub_table::relocate_stubs): Likewise.
10031 (Stub_table::do_write): Likewise.
10032 (Stub_table::update_data_size_and_addralign): Likewise.
10033 (Stub_table::finalize_stubs): Likewise.
10034 (Target_arm::Scan::local): Likewise.
10035 (Target_arm::Scan::global): Likewise.
10036 (Target_arm::do_finalize_sections): Likewise.
10037 (Target_arm::Relocate::relocate): Likewise.
10038 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10040 (Target_arm::scan_reloc_for_stub): Likewise.
10041 (Target_arm::scan_reloc_section_for_stubs): Likewise.
10043 2010-01-19 Ian Lance Taylor <iant@google.com>
10045 * output.cc (Output_section_headers::do_sized_write): Write large
10046 segment count to sh_info field.
10047 (Output_file_header::do_sized_write): For large segment count,
10048 write PN_XNUM to e_phnum field.
10050 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10052 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
10053 (Arm_relocate_functions::thm_jump8): New function.
10054 (Arm_relocate_functions::thm_jump11): New function.
10055 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
10057 (Target_arm::Scan::global): Likewise.
10058 (Target_arm::Relocate::relocate): Likewise.
10059 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10062 2010-01-14 Doug Kwan <dougkwan@google.com>
10064 * arm.cc (map, utility): Include headers.
10065 (Target_arm::apply_cortex_a8_workaround): New method.
10066 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
10067 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
10068 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
10069 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
10070 the --[no-]fix-cortex-a8 command line options.
10071 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
10072 (Target_arm::relocate_stub): Use addend in instruction template.
10073 * options.h (DEFINE_bool): Set the user-set flag.
10074 (General_options): Add --[no-]-fix-cortex options.
10075 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
10076 : Update fast look-up map after conversion.
10078 2010-01-14 Sriraman Tallam <tmsriram@google.com>
10080 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
10081 in the first pass of do_layout.
10083 2010-01-13 Doug Kwan <dougkwan@google.com>
10085 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
10086 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
10087 apparent compiler problem of not folding static constant integral
10088 data members of elfcpp::Elf_sizes<32>.
10090 2010-01-13 Doug Kwan <dougkwan@google.com>
10092 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
10093 Arm_relobj::section_needs_cortex_a8_stub_scanning,
10094 Arm_relobj::scan_section_for_cortex_a8_erratum,
10095 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
10096 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
10097 sections to scan for relocation stubs into a new method
10098 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
10099 relocation and Cortex-A8 stub scanning.
10100 (Target_arm::do_relax): Force stubs to be after stubbed sections
10101 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
10102 the beginning of a new relaxation pass. Update a comment.
10103 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
10105 2010-01-12 Ian Lance Taylor <iant@google.com>
10107 * target-reloc.h (visibility_error): New inline function.
10108 (relocate_section): Call visibility_error.
10109 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
10110 (MOSTLYCLEANFILES): Likewise.
10111 (protected_4_pic.o, protected_3.err): New targets.
10112 * testsuite/protected_4.cc: New file.
10114 2010-01-12 Doug Kwan <dougkwan@google.com>
10116 * arm.cc (Cortex_a8_reloc): New class.
10117 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
10118 and cortex_a8_relocs_info_.
10119 (Target_arm::fix_cortex_a8): New method definition.
10120 (Target_arm::Cortex_a8_relocs_info): New type.
10121 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
10122 New data member declarations.
10123 (Target_arm::scan_reloc_for_stub): Record information about
10124 relocations for THUMB branches that might be exempted from the
10125 Cortex-A8 workaround.
10126 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
10127 at the beginning of a relaxation pass.
10129 2010-01-12 Doug Kwan <dougkwan@google.com>
10131 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
10132 (Arm_relobj::Mapping_symbol_position,
10133 Arm_reloj::Mapping_symbol_position_less,
10134 Arm_relobj::Mapping_symbols_info): New types.
10135 (Target_arm::is_mapping_symbol_name): New method definition.
10136 (Arm_relobj::do_count_local_symbols): Save information about mapping
10139 2010-01-11 Doug Kwan <dougkwan@google.com>
10141 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
10142 Arm_relocate_functions::thumb32_branch_upper,
10143 Arm_relocate_functions::thumb32_branch_lower,
10144 Arm_relocate_functions::thumb32_cond_branch_offset,
10145 Arm_relocate_functions::thumb32_cond_branch_upper,
10146 Arm_relocate_functions::thumb32_cond_branch_lower,
10147 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
10148 branch offset encoding.
10149 (Arm_relocate_functions::thumb_branch_common): Use new branch
10150 offset encoding methods to avoid code duplication.
10151 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
10152 (Stub_addend_reader::operator()): Use new branch encoding method
10153 to avoid code duplication.
10155 2010-01-11 Doug Kwan <dougkwan@google.com>
10157 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
10158 (Target_arm::do_finalize_sections): Define special EXIDX section
10159 symbols only if referenced.
10160 * gc.h (Garbage_collection::add_reference): New method.
10161 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
10164 2010-01-11 Ian Lance Taylor <iant@google.com>
10166 * script.cc (Version_script_info::build_expression_list_lookup):
10167 Change complaing about duplicate wildcard match from error to
10170 * script.cc (class Lazy_demangler): Recreate--revert part of patch
10172 (Version_script_info::Version_script_info): Initialize globs_,
10173 default_version_, default_is_global_, and exact_. Don't
10174 initialize globals_ or locals_.
10175 (Version_script_info::build_lookup_tables): Build local symbols
10177 (Version_script_info::unquote): New function.
10178 (Version_script_info::add_exact_match): New function.
10179 (Version_script_info::build_expression_list_lookup): Remove lookup
10180 parameter. Add is_global parameter. Change all callers. Handle
10181 wildcard pattern specially. Unquote pattern. Call
10183 (Version_script_info::get_name_to_match): New function.
10184 (Version_script_info::get_symbol_version): New function.
10185 (Version_script_info::get_symbol_version_helper): Remove.
10186 (Version_script_info::check_unmatched_names): Call unquote.
10187 * script.h (class Version_script_info): Change get_symbol_version
10188 to be non-inline and add is_global parameter; change all callers.
10189 Rewrite symbol_is_local. Update declarations. Define struct
10190 Version_tree_match, Exact, Globs. Don't define struct Lookup.
10191 Remove globals_ and locals_ members. Add exact_, globs_,
10192 default_version_, is_global_.
10193 (Version_script_info::Glob): Remove pattern, add expression and
10194 is_global. Update constructor. Change all callers.
10195 * dynobj.cc (Versions::finalize): Mark the version symbol as the
10197 (Versions::symbol_section_contents): If a symbol is undefined, or
10198 defined in a dynamic object, set the version index to
10200 * symtab.cc (Symbol_table::add_from_relobj): Don't call
10202 (Symbol_table::add_from_pluginobj): Likewise.
10203 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
10205 2010-01-11 Doug Kwan <dougkwan@google.com>
10207 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
10208 (incremental_dump_LDADD): Add linking option for libintl.
10209 * Makefile.in: Regenerate.
10211 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
10214 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
10216 * testsuite/Makefile.in: Regenerated.
10218 2010-01-10 Doug Kwan <dougkwan@google.com>
10220 * options.h (DEFINE_var): Use parentheses around argument varname__
10221 in macro body to avoid any unintended subsequent substitutions.
10223 2010-01-10 Ian Lance Taylor <iant@google.com>
10225 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
10226 candidates before doing symbol resolution.
10228 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
10229 ODR candidates if only one is weak.
10231 2010-01-08 Ian Lance Taylor <iant@google.com>
10233 * script.cc (Version_script_info::build_expression_list_lookup):
10234 Don't warn about ambiguous version, just record the ambiguity.
10235 (Version_script_info::get_symbol_version_helper): Give error if
10236 version is ambiguous.
10238 2010-01-08 Doug Kwan <dougkwan@google.com>
10240 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
10241 prev_data_size_ and prev_addralign_. Remove initializer for
10242 deleted data member has_been_changed_.
10243 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
10244 to determine if the table is empty.
10245 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
10247 (Stub_table::add_reloc_stub): Define method in class definition
10248 instead of just declaring it there.
10249 (Stub_table::add_cortex_a8_stub): New method definition.
10250 (Stub_table::update_data_size_and_addralign): Ditto.
10251 (Stub_table::finalize_stubs): Ditto.
10252 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
10253 (Stub_table::do_addralign_): Return address alignment in the
10254 (Stub_table::do_reset_address_and_file_offset): Define method in
10255 class definition instead of declaring it there. Set current data
10256 size to be the data size of the previous pass.
10257 (Stub_table::set_final_data_size): Use current data size as the
10259 (Stub_table::relocate_stub): Change parameter type of stub from
10260 Reloc_stub pointer to Stub pointer.
10261 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
10262 (Stub_table::Cortex_a8_stub_list): New typedef.
10263 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
10264 Stub_table::prev_addralign_): New data member.
10265 (Arm_relobj::Arm_relobj): Initialize data member
10266 section_has_cortex_a8_workaround_.
10267 (Arm_relobj::section_has_cortex_a8_workaround,
10268 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
10270 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
10272 (Target_arm::relocate_stub): Change parameter type of stub from
10273 Reloc_stub pointer to Stub pointer.
10274 (Insn_template::size, Insn_template::alignment): Handle
10275 THUMB16_SPECIAL_TYPE.
10276 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
10277 Stub_table::update_data_size_and_addralign,
10278 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
10280 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
10281 (Stub_table::do_write): Ditto.
10282 (Target_arm::do_relax): Adjust code for changes in Stub_table.
10284 2010-01-08 Ian Lance Taylor <iant@google.com>
10287 * symtab.h (class Symbol): Remove fields is_target_special_ and
10288 has_plt_offset_. Add field is_defined_in_discarded_section_.
10289 (Symbol::is_defined_in_discarded_section): New function.
10290 (Symbol::set_is_defined_in_discarded_section): New function.
10291 (Symbol::has_plt_offset): Rewrite.
10292 (Symbol::set_plt_offset): Verify that new offset is not -1U.
10293 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
10294 Don't initialize is_target_special_ or has_plt_offset_.
10295 Initialize is_defined_in_discarded_section_.
10296 (Symbol_table::add_from_relobj): If appropriate, set
10297 is_defined_in_discarded_section.
10298 * resolve.cc (Symbol::override_base_with_special): Don't test
10299 is_target_special_. Change has_plt_offset_ to has_plt_offset().
10300 * target-reloc.h (relocate_section): Do special handling for
10301 symbols defined in discarded sections for global symbols as well
10304 2010-01-08 Ian Lance Taylor <iant@google.com>
10306 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
10307 the SHT_SYMTAB case.
10309 2010-01-08 Ian Lance Taylor <iant@google.com>
10311 * object.cc (Sized_relobj::do_layout): Don't get confused if
10312 layout_eh_frame returns NULL.
10314 2010-01-08 Ian Lance Taylor <iant@google.com>
10317 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
10318 dynamic symbol table, use the normal symbol table.
10319 (Sized_dynobj::do_read_symbols): Remove assertion about type of
10322 2010-01-08 Ian Lance Taylor <iant@google.com>
10325 * layout.cc (Layout::include_section): Remove .gnu_debuglink
10328 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
10330 * version.cc (print_version): Change to "Copyright 2010".
10332 2010-01-08 Ian Lance Taylor <iant@google.com>
10336 * i386.cc (class Target_i386): Change return type of plt_section
10338 (class Output_data_plt_i386): Add tls_desc_rel_ field.
10339 (Output_data_plt_i386::Output_data_plt_i386): Initialize
10340 tls_desc_rel_ field.
10341 (Output_data_plt_i386::rel_tls_desc): New function.
10342 (Target_i386::rel_tls_desc_section): New function.
10343 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
10344 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
10345 R_386_TLS_DESC reloc in rel_tls_desc_section.
10346 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
10347 Define struct Tlsdesc_info.
10348 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
10349 (Target_x86_64::do_reloc_symbol_index): New function.
10350 (Target_x86_64::add_tlsdesc_info): New function.
10351 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
10352 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
10353 tlsdesc_rel_ field.
10354 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
10356 (Output_data_plt_x86_64::rela_tlsdesc): New function.
10357 (Target_x86_64::rela_tlsdesc_section): New function.
10358 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
10360 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
10361 (Target_x86_64::do_reloc_addend): New function.
10362 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
10363 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
10364 declarations. Define TARGET_CODE. Add arg field to u1_ union.
10365 (Output_reloc::type): New function.
10366 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
10367 (Output_reloc::is_target_specific): New function.
10368 (Output_reloc::target_arg): New function.
10369 (class Output_reloc) [SHT_RELA]: Add four new constructors for
10370 absolute relocs and target specific relocs.
10371 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
10372 add_target_specific.
10373 (class Output_data_reloc) [SHT_RELA]: Likewise.
10374 * output.cc (Output_reloc::Output_reloc): Add four new versions
10375 for absolute relocs and target specific relocs.
10376 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
10377 (Output_reloc::get_symbol_index): Likewise.
10378 (Output_reloc::local_section_offset): Check that local_sym_index_
10379 is not TARGET_CODE or 0.
10380 (Output_reloc::symbol_value): Likewise.
10381 (Output_reloc::write) [SHT_RELA]: Call target for target specific
10383 * target.h (class Target): Add reloc_symbol_index and reloc_addend
10384 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
10386 * layout.cc (add_target_dynamic_tags): Use output section for
10387 DT_PLTRELSZ and DT_JMPREL.
10389 2010-01-07 Ian Lance Taylor <iant@google.com>
10392 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
10394 (class Output_data_reloc_generic): Define.
10395 (class Output_data_reloc_base): Change base class to
10396 Output_data_reloc_generic. Change add() method to call
10397 bump_relative_reloc_count for a relative reloc. Remove
10398 sort_relocs_ field.
10399 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
10401 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
10402 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
10404 * layout.h (class Layout): Update declaration.
10406 2010-01-07 Ian Lance Taylor <iant@google.com>
10408 * output.h (class Output_data): Add const version of
10409 output_section and do_output_section.
10410 (class Output_section_data): Add const version of
10412 (class Output_section): Likewise.
10413 * layout.cc (Layout::add_target_dynamic_tags): New function.
10414 * layout.h (class Layout): Update declarations.
10415 * arm.cc (Target_arm::do_finalize_sections): Use
10416 add_target_dynamic_tags.
10417 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10418 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10419 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10420 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10422 2010-01-07 Ian Lance Taylor <iant@google.com>
10425 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
10428 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
10429 Ian Lance Taylor <iant@google.com>
10432 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
10433 Xindex::read_symtab_xindex.
10435 2010-01-07 Doug Kwan <dougkwan@google.com>
10437 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
10438 (Insn_template::thumb16_bcond_insn): New method declaration.
10439 (Insn_template): Fix spelling.
10440 (Stub::thumb16_special): New method declaration.
10441 (Stub::do_write): Define virtual method which was previously pure
10443 (Stub::do_thumb16_special): New method declaration.
10444 (Stub::do_fixed_endian_write): New template member.
10445 (Reloc_stub::do_write): Remove.
10446 (Reloc_stub::do_fixed_endian_write): Remove.
10447 (Cortex_a8_stub): New class definition.
10448 (Stub_factory::make_cortex_a8_stub): New method definition.
10449 (Stub_factory::Stub_factory): Add missing static storage class
10450 qualifier for elf32_arm_stub_a8_veneer_blx.
10452 2010-01-07 Ian Lance Taylor <iant@google.com>
10455 * options.h (class General_options): Add --warn-unresolved-symbols
10456 and --error-unresolved-symbols.
10457 * errors.cc (Errors::undefined_symbol): Implement
10458 --warn-unresolved-symbols.
10460 * options.h (class General_options): Add -z text and -z textoff.
10461 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
10463 2010-01-06 Sriraman Tallam <tmsriram@google.com>
10465 * gc.h (Garbage_collection::Cident_section_map): New typedef.
10466 (Garbage_collection::cident_sections): New function.
10467 (Garbage_collection::add_cident_section): New function.
10468 (Garbage_collection::cident_sections_): New member.
10469 (gc_process_relocs): Add references to sections whose names are C
10471 * gold.h (cident_section_start_prefix): New constant.
10472 (cident_section_stop_prefix): New constant.
10473 (is_cident): New function.
10474 * layout.cc (Layout::define_section_symbols): Replace string constants
10475 with the newly defined constants.
10476 * object.cc (Sized_relobj::do_layout): Track sections whose names are
10478 * testsuite/Makefile.am: Add gc_orphan_section_test.
10479 * testsuite/Makefile.in: Regenerate.
10480 * testsuite/gc_orphan_section_test.cc: New file.
10481 * testsuite/gc_orphan_section_test.sh: New file.
10483 2010-01-06 Ian Lance Taylor <iant@google.com>
10486 * options.h (class General_options): Add --warn-shared-textrel.
10487 * layout.cc (Layout::finish_dynamic_section): Implement
10488 --warn-shared-textrel.
10491 * options.h (class General_options): Add --warn-multiple-gp.
10493 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10495 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
10496 $(THREADSLIB) and $(LIBDL).
10497 * Makefile.in: Rebuild.
10499 2010-01-06 Ian Lance Taylor <iant@google.com>
10502 * options.cc (General_options::parse_section_start): New function.
10503 (General_options::section_start): New function.
10504 (General_options::General_options): Initialize all members.
10505 * options.h: Include <map>
10506 (class General_options): Add --section-start. Add section_starts_
10508 * layout.cc (Layout::attach_allocated_section_to_segment): If
10509 --section-start was used, set the address of the segment. Remove
10510 local sort_sections.
10511 (Layout::relaxation_loop_body): If the address of the load segment
10512 has been set by --section-start, don't use it.
10513 * output.h (Output_segment::update_flags_for_output_section): New
10515 * output.cc (Output_segment::add_output_section): Call
10516 update_flags_for_output_section.
10518 2010-01-05 Ian Lance Taylor <iant@google.com>
10521 * options.h (class General_options): Add --undefined-version.
10522 * script.cc (struct Version_expression): Add was_matched_by_symbol
10524 (Version_script_info::matched_symbol): New function.
10525 (Version_script_info::get_symbol_version_helper): Call
10527 (Version_script_info::check_unmatched_names): New function.
10528 * script.h (class Version_script_info): Update declarations.
10529 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
10531 * options.h (class General_options): Use DEFINE_bool_alias for
10532 allow_multiple_definition.
10533 * resolve.cc (Symbol_table::should_override): Don't test
10534 allow_multiple_definition.
10537 * options.h (class General_options): Add --cref.
10538 * main.cc (main): Print cref table if --cref. Don't close mapfile
10539 until after printing cref table.
10540 * cref.cc: Include "symtab.h".
10541 (class Cref_inputs): Define Cref_table_compare and Cref_table.
10542 (Cref_table_compare::operator()): New function.
10543 (Cref_inputs::gather_cref): New function.
10544 (filecol): New static const.
10545 (Cref_inputs::print_cref): New function.
10546 (Cref::print_cref): New function.
10547 * cref.h: Include <cstdio>.
10548 (class Cref): Update declarations.
10549 * mapfile.h (Mapfile::file): New function.
10550 * object.h (class Object): Define Symbols. Declare virtual
10551 do_get_global_symbols.
10552 (Object::get_global_symbols): New function.
10553 * object.cc (Input_objects::add_object): Pass object to cref_ if
10555 (Input_objects::archive_start): Likewise.
10556 (Input_objects::archive_stop): Likewise.
10557 (Input_objects::print_cref): New function.
10558 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
10559 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
10561 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
10563 * plugin.h (class Sized_pluginobj): Update declarations.
10565 2010-01-05 Ian Lance Taylor <iant@google.com>
10567 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
10568 to is_default_version. Rename insdef to insdefault.
10569 (Symbol_table::add_from_relobj): Rename def to is_default_version
10570 and local to is_forced_local.
10571 (Symbol_table::add_from_pluginobj): Likewise.
10572 (Symbol_table::add_from_dynobj): Likewise.
10573 (Symbol_table::define_special_symbol): Rename insdef to
10576 2010-01-04 Ian Lance Taylor <iant@google.com>
10579 * options.h (class General_options): Add
10580 --allow-multiple-definition and -z muldefs.
10581 * resolve.cc (Symbol_table::should_override): Don't warn about a
10582 multiple symbol definition if --allow-multiple-definition or -z
10586 * options.h (class General_options): Add --add-needed and
10587 --copy-dt-needed-entries. Tweak --as-needed help entry.
10588 * object.cc (Input_objects::check_dynamic_dependencies): Give an
10589 error if --copy-dt-needed-entries aka --add-needed is used and
10590 would cause a change in behaviour.
10593 * options.h (class General_options): Add -G as a short version of
10594 --shared. Add no-op options -assert, -g, and -i.
10596 2010-01-04 Sriraman Tallam <tmsriram@google.com>
10598 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
10599 check for .text or .gnu.linkonce.t sections.
10600 * icf.cc (Icf::find_identical_sections): Ditto.
10601 Change the detection for mangled function name within the section
10603 * icf.h (is_section_foldable_candidate): New function.
10605 2009-12-30 Ian Lance Taylor <iant@google.com>
10608 * options.h (class General_options): Permit two dashes with
10609 --retain-symbols-file.
10611 2009-12-30 Ian Lance Taylor <iant@google.com>
10614 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
10615 don't put the file header and segment headers in the text
10619 * common.cc (Sort_commons::operator()): Stabilize sort when both
10621 (Symbol_table::do_allocate_commons_list): When allocating common
10622 symbols, skip a symbol which is no longer common.
10623 * symtab.h (Symbol::is_common): Test whether the symbol comes from
10624 an object before checking its type.
10625 * testsuite/common_test_2.c: New file.
10626 * testsuite/common_test_3.c: New file.
10627 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
10628 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
10629 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
10630 (common_test_2_pic.o, common_test_2.so): New targets.
10631 (common_test_3_pic.o, common_test_3.so): New targets.
10632 * testsuite/Makefile.in: Rebuild.
10635 * script.cc (read_input_script): If we see a new SECTIONS clause,
10636 and we have added an input section, give an error.
10637 * layout.h (class Layout): Add have_added_input_section function.
10638 Add have_added_input_section_ field.
10639 * layout.cc (Layout::Layout): Initialize
10640 have_added_input_section_.
10641 (Layout::layout): Set have_added_input_section_.
10642 (Layout::layout_eh_frame): Likewise.
10644 2009-12-30 Ian Lance Taylor <iant@google.com>
10647 * options.h (class General_options): Add --sort-common option.
10648 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
10649 * common.cc (Sort_common): Add sort_order parameter to
10650 constructor. Add sort_order_ field.
10651 (Sort_commons::operator): Check sort_order_.
10652 (Symbol_table::allocate_commons): Determine the sort order.
10653 (Symbol_table::do_allocate_commons): Add sort_order parameter.
10654 Change all callers.
10655 (Symbol_table::do_allocate_commons_list): Likewise.
10657 2009-12-30 Ian Lance Taylor <iant@google.com>
10660 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
10661 symbols from this object, don't change the visibility of an
10663 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
10665 2009-12-30 Ian Lance Taylor <iant@google.com>
10668 * script.h (class Version_script_info): Define Language enum.
10669 Update declarations. Define Glob, Exact, and Lookup types. Add
10670 new fields globals_, locals_, and is_finalized_.
10671 * script.cc: Various formatting fixes.
10672 (class Parser_closure): Change language_stack_ from a vector of
10673 std::string to one of Version_script_info::Language. Adjust all
10675 (class Lazy_demangler): Remove.
10676 (struct Version_expression): Change language from std::string to
10677 Version_script_info::Language.
10678 (Version_script_info::Version_script_info): New function.
10679 (Version_script_info::~Version_script_info): Don't call clear.
10680 (Version_script_info::finalize): New function.
10681 (Version_script_info::build_lookup_tables): New function.
10682 (Version_script_info::build_expression_list_lookup): New
10684 (Version_script_info::get_symbol_version_helper): Rewrite to use
10686 (Version_script_info::print_expression_list): Adjust to use
10687 Version_script_info::Language.
10688 (script_push_lex_into_version_mode): Check that the version script
10689 has not been finalized.
10690 (version_script_push_lang): Change language string to
10691 Version_script_info::Language.
10692 * options.cc (Command_line::version_script): New function.
10693 * options.h (class General_options): Add finalize_dynamic_list
10694 function. Change version_script from declaration to definition.
10695 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
10696 * testsuite/version_script.map: Remove duplicate def of foo.
10697 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
10698 version_script.map.
10699 * testsuite/Makefile.in: Rebuild.
10701 2009-12-30 Ian Lance Taylor <iant@google.com>
10704 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
10705 if the input symbol index is 0, make the output symbol index 0.
10707 2009-12-30 Ian Lance Taylor <iant@google.com>
10710 * options.h (class General_options): Add -x/--discard-all.
10711 * object.cc (Sized_relobj::do_count_local_symbols): Handle
10712 --discard-all. If the local symbol needs a dynamic entry, check
10713 that before handling --discard-locals.
10715 2009-12-30 Ian Lance Taylor <iant@google.com>
10718 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
10720 (Output_segment::add_output_section): Don't change the flags if
10721 the type is PT_TLS.
10724 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
10725 GNU hash table if they need a dynamic value. Otherwise, don't add
10726 them if they are defined in a dynamic object or are forced local.
10728 2009-12-29 Ian Lance Taylor <iant@google.com>
10731 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
10732 .gnu.hash table for a 32-bit target.
10735 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
10736 regular and a dynamic object only needs a dynamic symbol table
10737 entry if it is externally visible.
10740 * i386.cc (class Target_i386): Initialize global_offset_table_ in
10741 constructor. Add global_offset_table_ field.
10742 (Target_i386::got_section): Set global_offset_table_.
10743 (Target_i386::do_finalize_sections): Set global_offset_table_
10745 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
10746 in constructor. Add global_offset_table_ field.
10747 (Target_x86_64::got_section): Set global_offset_table_.
10748 (Target_x86_64::do_finalize_sections): Set global_offset_table_
10751 * layout.cc (Layout::Layout): Initialize increase_relro_.
10752 (Layout::get_output_section): Add is_relro, is_last_relro, and
10753 is_first_non_relro parameters. Change all callers.
10754 (Layout::choose_output_section): Likewise.
10755 (Layout::add_output_section_data): Likewise.
10756 (Layout::make_output_section): Likewise.
10757 (Layout::set_segment_offsets): Clear increase_relro when using a
10759 * layout.h (class Layout): Add increase_relro method. Add
10760 increase_relro_ field. Update declarations.
10761 * output.cc (Output_section::Output_section): Initialize
10762 is_last_relro_ and is_first_non_relro_.
10763 (Output_segment::add_output_section): Group relro sections is
10764 do_sort is true. Handle is_last_relro and is_first_non_relro.
10765 (Output_segment::maximum_alignment): Remove relro handling.
10766 (Output_segment::set_section_addresses): Add increase_relro
10767 parameter. Change all callers. Add initial alignment to align
10768 relro sections on separate page. Remove old relro handling.
10769 (Output_segment::set_section_list_addresses): Remove in_relro
10770 parameter. Change all callers.
10771 (Output_segment::set_offset): Add increase parameter. Change all
10772 callers. Remove old relro handling.
10773 * output.h (class Output_section): Add new methods: is_last_relro,
10774 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
10775 Add is_last_relro_ and is_first_non_relro_ fields.
10776 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
10777 Create separate .got.plt section. Call increase_relro.
10778 * x86_64.cc (Target_x86_64::got_section): Likewise.
10779 * testsuite/relro_script_test.t: Add .got.plt.
10782 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
10783 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
10784 (Layout::finalize): Call set_dynamic_symbol_size.
10785 (Layout::set_dynamic_symbol_size): New function.
10786 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
10787 set_dynamic_symbol_size.
10790 * output.h (class Output_section): Add is_entsize_zero_ field.
10791 * output.cc (Output_section::Output_section): Initialize
10793 (Output_section::set_entsize): If two different entsizes are
10794 requested, force it to zero.
10795 (Output_section::add_input_section): Set flags for .debug_str
10796 before updating section flags. Set entsize.
10797 (Output_section::update_flags_for_input_section): Set SHF_MERGE
10798 and SHF_STRING if all input sections have those flags.
10800 2009-12-29 Rafael Espindola <espindola@google.com>
10802 * main.cc (main): Fix the sys time reporting.
10803 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
10806 2009-12-29 Sriraman Tallam <tmsriram@google.com>
10808 * options.cc (General_options::parse_version): Allow -v to exit
10809 without an error if there is nothing to link.
10811 2009-12-29 Ian Lance Taylor <iant@google.com>
10813 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
10814 using a version of gcc before 4.1.
10815 * configure: Rebuild.
10817 2009-12-28 Chris Demetriou <cgd@google.com>
10819 * attributes.cc (Output_attributes_section_data::do_write): Use
10820 std::vector::front rather than std::vector::data.
10822 2009-12-28 Ian Lance Taylor <iant@google.com>
10824 * symtab.h (class Symbol_table): Add enum Defined.
10825 * resolve.cc (Symbol_table::should_override): Add defined
10826 parameter. Change all callers. Test whether object is NULL
10827 before calling a method on it.
10828 (Symbol_table::report_resolve_problem): Add defined parameter.
10829 Change all callers.
10830 (Symbol_table::should_override_with_special): Likewise.
10831 * symtab.cc (Symbol_table::define_in_output_data): Add defined
10832 parameter. Change all callers.
10833 (Symbol_table::do_define_in_output_data): Likewise.
10834 (Symbol_table::define_in_output_segment): Likewise.
10835 (Symbol_table::do_define_in_output_segment): Likewise.
10836 (Symbol_table::define_as_constant): Likewise.
10837 (Symbol_table::do_define_as_constant): Likewise.
10838 * script.h (class Symbol_assignment): Add is_defsym parameter to
10839 constructor; change all callers.
10840 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
10841 parameter. Change all callers. Add is_defsym_ field.
10842 (class Parser_closure): Add parsing_defsym parameter to
10843 constructor; change all callers. Add parsing_defsym accessor
10844 function. Add parsing_defsym_ field.
10846 2009-12-28 Ian Lance Taylor <iant@google.com>
10848 * gold.cc (queue_middle_tasks): Fix formatting.
10849 * object.cc (Relobj::is_section_name_included): Likewise.
10851 2009-12-23 Ian Lance Taylor <iant@google.com>
10853 * i386.cc (Target_i386::do_calls_non_split): Recognize
10854 -fsplit-stack prologue for a function with a static chain.
10855 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
10856 -fsplit-stack prologue when using %r11.
10858 2009-12-21 Sriraman Tallam <tmsriram@google.com>
10860 * options.cc (General_options::parse_version): Make -v continue and do
10861 the link like GNU ld does.
10863 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
10865 * Makefile.am (CCFILES): Add timer.cc.
10866 (HFILES): Add timer.h.
10867 * configure.ac: Check for sysconf and times.
10868 * main.cc: include timer.h.
10869 (main): Use Timer instead of get_run_time.
10872 * workqueue.cc: include timer.h.
10873 (Workqueue::find_and_run_task):
10874 Report user, sys and wall time.
10875 * Makefile.in: Regenerate.
10876 * config.in: Regenerate.
10877 * configure: Regenerate.
10879 2009-12-16 Doug Kwan <dougkwan@google.com>
10881 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
10883 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
10884 relaxed input sections.
10885 * output.cc (Output_section::find_relaxed_input_section): Change
10886 return type to Output_relaxed_input_section pointer. Adjust code
10887 for new type of relaxed_input_section_map_.
10888 * output.h (Output_section::find_relaxed_input_section): Change
10889 return type to Output_relaxed_input_section pointer.
10890 (Output_section::Output_relaxed_input_section_by_input_section_map):
10892 (Output_section::relaxed_input_section_map_): Change type to
10893 Output_section::Output_relaxed_input_section_by_input_section_map.
10894 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
10897 2009-12-15 Ian Lance Taylor <iant@google.com>
10899 * layout.cc (Layout::create_shstrtab): Only write out after input
10900 sections if we are compressing debug sections.
10902 2009-12-15 Ian Lance Taylor <iant@google.com>
10904 * archive.cc (Archive::add_symbols): Only look up a symbol without
10905 a version if there is, in fact, a version.
10907 2009-12-14 Ian Lance Taylor <iant@google.com>
10909 Revert -Wshadow changes, all changes from:
10910 2009-12-11 Doug Kwan <dougkwan@google.com>
10911 2009-12-11 Nick Clifton <nickc@redhat.com>
10912 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
10914 2009-12-11 Doug Kwan <dougkwan@google.com>
10916 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
10918 * attributes.cc (Object_attribute::size): Ditto.
10919 (Attributes_section_data::size): Ditto.
10920 (Attributes_section_data::Attributes_section_data): Ditto.
10921 (Output_attributes_section_data::do_write): Ditto.
10922 * attributes.h (Object_attribute::set_type): Ditto.
10923 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
10925 2009-12-11 Nick Clifton <nickc@redhat.com>
10927 * archive.cc: Fix shadowed variable warnings.
10928 * arm.cc: Likewise.
10929 * compressed_output.cc: Likewise.
10930 * compressed_output.h: Likewise.
10931 * configure: Likewise.
10932 * dwarf_reader.cc: Likewise.
10933 * dynobj.cc: Likewise.
10934 * dynobj.h: Likewise.
10935 * ehframe.cc: Likewise.
10936 * ehframe.h: Likewise.
10937 * errors.cc: Likewise.
10938 * expression.cc: Likewise.
10939 * fileread.cc: Likewise.
10940 * fileread.h: Likewise.
10941 * freebsd.h: Likewise.
10942 * i386.cc: Likewise.
10943 * icf.cc: Likewise.
10944 * incremental.h: Likewise.
10945 * layout.cc: Likewise.
10946 * layout.h: Likewise.
10947 * mapfile.cc: Likewise.
10948 * merge.cc: Likewise.
10949 * merge.h: Likewise.
10950 * object.cc: Likewise.
10951 * object.h: Likewise.
10952 * options.h: Likewise.
10953 * output.cc: Likewise.
10954 * output.h: Likewise.
10955 * parameters.cc: Likewise.
10956 * plugin.cc: Likewise.
10957 * powerpc.cc: Likewise.
10958 * reduced_debug_output.cc: Likewise.
10959 * reduced_debug_output.h: Likewise.
10960 * reloc.cc: Likewise.
10961 * reloc.h: Likewise.
10962 * resolve.cc: Likewise.
10963 * script-sections.cc: Likewise.
10964 * script.cc: Likewise.
10965 * script.h: Likewise.
10966 * sparc.cc: Likewise.
10967 * symtab.cc: Likewise.
10968 * symtab.h: Likewise.
10969 * target-select.cc: Likewise.
10970 * target-select.h: Likewise.
10971 * token.h: Likewise.
10972 * workqueue.cc: Likewise.
10973 * workqueue.h: Likewise.
10974 * x86_64.cc: Likewise.
10976 2009-12-10 Doug Kwan <dougkwan@google.com>
10978 * arm.cc (attributes.h): New include.
10979 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
10980 (Arm_relobj::~Arm_relobj): Delete object pointed by
10981 attributes_section_data_.
10982 (Arm_relobj::attributes_section_data): New method definition.
10983 (Arm_relobj::attributes_section_data_): New data member declaration.
10984 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
10985 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
10986 attributes_section_data_.
10987 (Arm_dynobj::attributes_section_data): New method definition.
10988 (Arm_dynobj::attributes_section_data_): New data member declaration.
10989 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
10990 initialization value of may_use_blx_ to false.
10991 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
10992 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
10993 object attributes to compute results instead of hard-coding.
10994 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
10995 Target_arm::get_secondary_compatible_arch,
10996 Target_arm::set_secondary_compatible_arch
10997 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10998 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
10999 New method declarations.
11000 (Target_arm::get_aeabi_object_attribute): New method definition.
11001 (Target_arm::attributes_section_data_): New data member declaration.
11002 (read_arm_attributes_section): New template definition.
11003 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
11004 (Arm_dynobj::do_read_symbols): Ditto.
11005 (Target_arm::do_finalize_sections): Merge attributes sections from
11006 input. Check for BLX use after attributes section merging.
11007 Fix __exidx_start and __exidx_end visibility. Create an
11008 .ARM.attributes section if necessary.
11009 (Target_arm::get_secondary_compatible_arch,
11010 Target_arm::set_secondary_compatible_arch,
11011 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
11012 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
11013 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
11014 New method definitions.
11016 2009-12-09 Ian Lance Taylor <iant@google.com>
11018 * plugin.cc (Plugin::load): Don't cast from void* to a function
11021 2009-12-09 Ian Lance Taylor <iant@google.com>
11023 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
11024 information fields.
11026 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
11028 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
11029 Replace two_file_shared_1.so with two_file_shared_2.so.
11030 * testsuite/Makefile.in: Regenerated.
11032 2009-12-08 Doug Kwan <dougkwan@google.com>
11034 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
11035 (HFILES): Add attributes.h and int_encoding.h.
11036 * Makefile.in: Regenerate.
11037 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
11038 function definitions to int_encoding.cc
11039 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
11040 prototypes to int_encoding.h
11041 * reduced_debug_output.cc (int_encoding.h): New include.
11042 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
11043 function definitions to int_encoding.cc
11044 (insert_into_vector, read_from_pointer): Move template definitions to
11046 * attributes.cc: New file.
11047 * attributes.h: New file.
11048 * int_encoding.cc: New file.
11049 * int_encoding.h: New file.
11051 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
11054 * incremental-dump.cc (dump_incremental_inputs): New.
11055 (main): Use dump_incremental_inputs.
11057 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
11060 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
11061 checking elfcpp::STT_FUNC.
11062 (Target_i386::Relocate::relocate): Likewise.
11063 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
11065 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
11066 symbols from shared libraries into normal FUNC symbols.
11068 * symtab.h (Symbol): Add is_func and use it.
11070 2009-12-05 Doug Kwan <dougkwan@google.com>
11072 * arm.cc (Target_arm::arm_info): Initialize new fields
11073 attributes_section and attributes_vendor.
11074 * i386.cc (Target_i386::i386_info): Same.
11075 * object.cc (Sized_relobj::do_layout): Skip attribute section.
11076 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
11077 fields attributes_section and attributes_vendor.
11078 * sparc.cc (Target_sparc::sparc_info): Same.
11079 * target.h (Target::attributes_section, Target::attributes_vendor,
11080 Target::is_attributes_section, Target::attribute_arg_type,
11081 Target::attributes_order): New method definitions.
11082 (Target::Target_info::attributes_section,
11083 Target::Target_info::attributes_vendor): New fields.
11084 (Target::do_attribute_arg_type, Target::do_attributes_order): New
11085 virtual method definitions.
11086 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
11087 attributes_section and attributes_vendor.
11088 * testsuite/testfile.cc (Target_test::test_target_info): Same.
11090 2009-12-05 Doug Kwan <dougkwan@google.com>
11092 * arm.cc: Update comments about interworking and stub generation.
11093 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
11094 considered as non-PIC.
11095 (Arm_relocate_functions::base_abs): Fix formatting.
11096 (Arm_relocate_functions::got_prel): Fix comment. Change interface
11097 of function to use GOT entry address instead of offset.
11098 (Target_arm::Scan::global): Issue an error if a symbol would need a
11099 PLT does not get one because it is untyped. Remove code to create
11100 dynamic symbols for relative branches.
11101 (Target_arm::Relocate::relocate: Use 0 instead of false since function
11102 takes unsigned integer instead of boolean.
11104 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
11106 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
11107 (two_file_test_LDADD): Likewise.
11108 (common_test_1_LDADD): Likewise.
11109 (exception_test_LDADD) Likewise.
11110 (weak_test_LDADD): Likewise.
11111 (many_sections_test_LDADD): Likewise.
11112 (initpri1_LDADD): Likewise.
11113 (script_test_1_LDADD): Likewise.
11114 (script_test_2_LDADD): Likewise.
11115 (justsyms_LDADD): Likewise.
11116 (binary_test_LDADD): Likewise.
11117 (large_LDADD): Likewise.
11118 * testsuite/Makefile.in: Regenerated.
11120 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
11122 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
11123 (Symbol_table::override_with_special): Likewise.
11124 (Symbol_table::add_from_object): Likewise.
11126 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
11128 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
11129 Don't set the data_offset twice.
11131 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
11133 * testsuite/Makefile.in: Regenerate.
11135 2009-12-03 Doug Kwan <dougkwan@google.com>
11137 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
11138 (Target_arm::do_finalize_sections): Add parameter for symbol table
11139 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
11140 * i386.cc (Target_i386::do_finalize_sections): Add an additional
11141 parameter for symbol table pointer.
11142 * layout.cc (Layout::finalize): Call Target::finalize_sections with
11143 an additional parameter for a pointer to symbol table.
11144 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
11145 parameter for a symbol table pointer.
11146 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
11147 * target.h (Target::finalize_sections, Target::do_finalize_sections):
11149 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
11150 parameter for a symbol table pointer.
11152 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
11154 * incremental.cc (Incremental_inputs_header)
11155 (Incremental_inputs_header_write, Incremental_inputs_entry)
11156 (Incremental_inputs_entry_write): Move ...
11157 * incremental.h (Incremental_inputs_header)
11158 (Incremental_inputs_header_write, Incremental_inputs_entry)
11159 (Incremental_inputs_entry_write): here.
11161 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
11163 * incremental.cc (make_sized_incremental_binary): Set the target.
11164 Error if it is incompatible.
11165 * output.h (Output_file): Add filename method.
11167 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
11169 * incremental.cc (Incremental_inputs_entry): Remove unused argument
11170 from the get_* methods.
11172 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
11174 * incremental-dump.cc (main): Check that the offeset of a script is 0.
11175 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
11176 Write 0 for the data_offset of scripts.
11178 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
11180 * testsuite/Makefile.am: Add the incremental_test.sh test.
11181 * testsuite/incremental_test.sh: New.
11182 * testsuite/incremental_test_1.c: New.
11183 * testsuite/incremental_test_2.c: New.
11185 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
11187 * incremental-dump.cc (main): Fix typos.
11189 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
11192 * incremental-dump.cc (main): Use llu to print 64 bit values.
11194 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
11195 H.J. Lu <hongjiu.lu@intel.com>
11197 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
11199 (incremental_dump_LDADD): Likewise.
11200 * Makefile.in: Regenerated.
11202 2009-11-25 Doug Kwan <dougkwan@google.com>
11206 2009-11-25 Doug Kwan <dougkwan@google.com>
11208 * arm.cc (Target_arm::Target_arm): Move method definition
11209 outside of class definition. Add code to handle
11210 --target1-rel, --target1-abs and --target2= options.
11211 (Target_arm::get_reloc_reloc_type): Change method to be
11212 non-static and const.
11213 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
11214 New data member declaration.
11215 (Target_arm::Scan::local, Target_arm::Scan::global,
11216 Target_arm::Relocate::relocate,
11217 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11218 Adjust call to Target_arm::get_real_reloc_type.
11219 (Target_arm::get_real_reloc_type): Use command line options
11220 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
11221 * options.h (--target1-rel, --target1-abs, --target2): New
11224 2009-11-25 Doug Kwan <dougkwan@google.com>
11226 * arm.cc (Target_arm::Target_arm): Move method definition outside of
11227 class definition. Add code to handle --target1-rel, --target1-abs
11228 and --target2= options.
11229 (Target_arm::get_reloc_reloc_type): Change method to be non-static
11231 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
11232 member declaration.
11233 (Target_arm::Scan::local, Target_arm::Scan::global,
11234 Target_arm::Relocate::relocate,
11235 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
11236 call to Target_arm::get_real_reloc_type.
11237 (Target_arm::get_real_reloc_type): Use command line options to
11238 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
11239 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
11242 2009-11-25 Doug Kwan <dougkwan@google.com>
11244 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
11245 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
11246 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
11248 (Arm_relocate_functions::thm_call): Replace body with a call to
11249 Arm_relocate_functions::thumb_branch_common.
11250 (Arm_relocate_functions::thm_jump24,
11251 Arm_relocate_functions::thm_xpc22): New method definitions.
11252 (Arm_relocate_functions::thumb_branch_common): New method definition.
11253 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
11255 (Target_arm::Relocate::relocate): Adjust call to thm_call.
11256 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
11258 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
11260 * Makefile.am: Build incremental-dump
11261 * Makefile.in: Regenerate.
11262 * incremental-dump.cc: New.
11263 * incremental.cc (Incremental_inputs_header_data,
11264 Incremental_inputs_entry_data): Move to incremental.h
11265 * incremental.h: (Incremental_inputs_header_data,
11266 Incremental_inputs_entry_data): Move from incremental.cc
11268 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
11270 * incremental.cc (Incremental_inputs_header,
11271 Incremental_inputs_header_write, Incremental_inputs_entry,
11272 Incremental_inputs_entry_write): Add a typedef with the data type.
11274 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
11276 * incremental.cc (Incremental_inputs_header,
11277 Incremental_inputs_header_write, Incremental_inputs_entry,
11278 Incremental_inputs_entry_write): Update comment about which
11279 type has the filed descriptions.
11281 2009-11-15 Doug Kwan <dougkwan@google.com>
11283 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
11284 (Arm_relocate_functions::arm_branch_common): Change method defintion
11285 in class definition to a method declaration and update list of formal
11287 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
11288 Arm_relocation_functions::jump24): Adjust call to
11289 Arm_relocate_functions::arm_branch_common. Update list of formal
11291 (Arm_relocate_functions::xpc25): New method definition.
11292 (Arm_relocate_functions::arm_branch_common): Move method defintion
11293 out from class definition. Use stubs for mode-switching and extending
11295 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
11296 specially. Change code to enable use of stubs in ARM branches.
11298 2009-11-10 Doug Kwan <dougkwan@google.com>
11300 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
11301 in method declaration.
11302 (Target_arm::relocate_stub): New method declaration.
11303 (Target_arm::default_target): Change to return a pointer instead of
11305 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
11306 Target_arm::default_target.
11307 (Arm_Relobj::do_relocate_sections): Remove options paramater in
11309 (Target_arm::relocate_section): Adjust view.
11310 (Target_arm::relocate_stub): New method definition.
11312 2009-11-10 Doug Kwan <dougkwan@google.com>
11314 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
11316 * incremental.cc (open_incremental_binary): Initialized local
11317 variables to avoid warnings.
11318 * object.cc (make_elf_object): Ditto.
11319 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
11322 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
11325 * testsuite/plugin_test.c: Include "config.h".
11327 2009-11-09 Doug Kwan <dougkwan@google.com>
11329 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
11330 (arm_symbol_value): Remove.
11331 (Arm_relocate_functions::arm_branch_common,
11332 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
11333 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
11334 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
11335 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
11336 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
11337 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
11338 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
11339 Arm_relocate_functions::thm_mobw_abs_nc,
11340 Arm_relocate_functions::thm_mov_abs,
11341 Arm_relocate_functions::movw_prel_nc,
11342 Arm_relocate_functions::thm_movt_abs,
11343 Arm_relocate_functions::movt_prel,
11344 Arm_relocate_functions::thm_movw_prel_nc,
11345 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
11346 (Target_arm::Relocate::relocate): Only decompose address into two
11347 parts if relocation type uses the thumb-bit and pass the actual
11348 bit instead of a flag indicating that the thumb-bit is used. Adjust
11349 calls to methods in Arm_relocate_functions for this change.
11351 2009-11-08 Ian Lance Taylor <iant@google.com>
11354 * reloc.cc: Instantiate
11355 Sized_relobj::initialize_input_to_output_maps and
11356 Sized_relobj:free_input_to_output_maps.
11358 2009-11-06 Ian Lance Taylor <iant@google.com>
11361 * defstd.cc (in_segment): Set only_if_ref true for "end".
11363 2009-11-06 Doug Kwan <dougkwan@google.com>
11365 * arm.cc (class Reloc_stub): Correct a comment.
11366 (Target_arm::Target_arm): Initialize arm_input_section_map_.
11367 (Target_arm::scan_section_for_stubs): New method declaration.
11368 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
11369 Change methods from private to protected.
11370 (Target_arm::do_may_relax): New method definition.
11371 (Target_arm::do_relax, Target_arm::group_sections,
11372 Target_arm::scan_reloc_for_stub,
11373 Target_arm::scan_reloc_section_for_stubs): New method declarations.
11374 (Target_arm::arm_input_section_map_): New data member declaration.
11375 (Target_arm::scan_reloc_for_stub,
11376 Target_arm::scan_reloc_section_for_stubs,
11377 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
11378 Target_arm::do_relax): New method definitions.
11380 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
11382 * configure.ac: Check for (struct stat)::st_mtim
11383 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
11384 * config.in: Regenerate.
11385 * configure: Regenerate.
11387 2009-11-05 Ian Lance Taylor <iant@google.com>
11390 * output.cc (Output_segment::add_output_section): Add missing
11393 2009-11-04 Ian Lance Taylor <iant@google.com>
11396 * object.h (class Object): Add is_needed and set_is_needed
11397 methods. Add is_needed_ field. Make bool fields into bitfields.
11398 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
11399 defined in a dynamic object and referenced by a regular object,
11400 set is_needed for the dynamic object.
11401 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
11402 if the file is marked with as_needed and it is not needed.
11404 2009-11-04 Ian Lance Taylor <iant@google.com>
11407 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
11408 tags if data is discarded by linker script.
11409 * i386.cc (Target_i386::do_finalize_sections): Likewise.
11410 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
11411 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
11412 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
11414 2009-11-04 Ian Lance Taylor <iant@google.com>
11416 * layout.cc (Layout::get_output_section): Add is_interp and
11417 is_dynamic_linker_section parameters. Change all callers.
11418 (Layout::choose_output_section): Likewise.
11419 (Layout::make_output_section): Likewise.
11420 (Layout::add_output_section_data): Add is_dynamic_linker_section
11421 parameter. Change all callers.
11422 * layout.h (class Layout): Update declarations.
11423 * output.h (class Output_section): Add is_interp, set_is_interp,
11424 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
11425 Add is_interp_, is_dynamic_linker_section_ fields. Change
11426 generate_code_fills_at_write_ to a bitfield.
11427 * output.cc (Output_section::Output_sections): Initialize new
11429 (Output_segment::add_output_section): Add do_sort parameter.
11430 Change all callers.
11432 2009-11-03 Ian Lance Taylor <iant@google.com>
11435 * options.h (class General_options): Add --warn-common.
11436 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
11437 merging two common symbols.
11438 (Symbol_table::should_override): Handle --warn-common when merging
11439 a common symbol with a defined symbol. Use report_resolve_problem
11440 for multiple definitions.
11441 (Symbol_table::report_resolve_problem): New function.
11442 * symtab.h (class Symbol_table): Declare report_resolve_problem.
11444 2009-11-03 Doug Kwan <dougkwan@google.com>
11446 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
11448 (Target_arm::stub_factory): New method definition.
11449 (Target_arm::new_arm_input_section,
11450 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
11451 Target_arm::reloc_uses_thumb_bit): New method declarations.
11452 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
11453 New type definitions.
11454 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
11455 member declarations.
11456 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
11457 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
11458 New method definitions.
11460 2009-11-03 Ian Lance Taylor <iant@google.com>
11462 * options.h (class General_options): Add --warn_constructors.
11464 2009-11-03 Ian Lance Taylor <iant@google.com>
11467 * defstd.cc (in_section): Add entries for __rel_iplt_start,
11468 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
11470 2009-11-03 Ian Lance Taylor <iant@google.com>
11473 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
11474 --msgid-bugs-address.
11475 (install-pdf): New target.
11476 (install-data_yes): Look up one directory to find mkinstalldirs.
11478 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
11480 * po/Make-in (.po.gmo): Don't generate .gmo files in source
11483 2009-10-30 Doug Kwan <dougkwan@google.com>
11485 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
11487 2009-10-30 Doug Kwan <dougkwan@google.com>
11489 * arm.cc (Stub_addend_reader): New struct template definition
11490 and partial specializations.
11491 (Stub_addend_reader::operator()): New method definition for a
11492 partially specialized template.
11494 2009-10-30 Doug Kwan <dougkwan@google.com>
11496 * arm.cc (Arm_relobj::processor_specific_flags): New method
11498 (Arm_relobj::do_read_symbols): New method declaration.
11499 (Arm_relobj::processor_specific_flags_): New data member declaration.
11500 (Arm_dynobj): New class definition.
11501 (Target_arm::do_finalize_sections): Add input_objects parameter.
11502 (Target_arm::do_adjust_elf_header): New method declaration.
11503 (Target_arm::are_eabi_versions_compatible,
11504 (Target_arm::merge_processor_specific_flags): New method declaration.
11505 (Target_arm::do_make_elf_object): New overloaded method definitions
11507 (Arm_relobj::do_read_symbols): New method definition.
11508 (Arm_dynobj::do_read_symbols): Ditto.
11509 (Target_arm::do_finalize_sections): Add input_objects parameters.
11510 Merge processor-specific flags from all input objects.
11511 (Target_arm::are_eabi_versions_compatible,
11512 Target_arm::merge_processor_specific_flags,
11513 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
11514 New method definitions.
11515 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
11516 Input_objects pointer type parameter.
11517 * layout.cc (Layout::finalize): Pass input objects to target's.
11518 finalize_sections function.
11519 * output.cc (Output_file_header::do_sized_write): Set ELF file
11520 header's processor-specific flags.
11521 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
11522 Input_objects pointer type parameter.
11523 * sparc.cc (Target_sparc::do_finalize_sections): Same.
11524 * target.h (Input_objects): New forward class declaration.
11525 (Target::processor_specific_flags,
11526 Target::are_processor_specific_flags_sect): New method definitions.
11527 (Target::finalize_sections): Add input_objects parameter.
11528 (Target::Target): Initialize processor_specific_flags_ and
11529 are_processor_specific_flags_set_.
11530 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
11532 (Target::set_processor_specific_flags): New method definition.
11533 (Target::processor_specific_flags_,
11534 Target::are_processor_specific_flags_set_): New data member
11536 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
11537 Input_objects pointer type parameter.
11539 2009-10-30 Doug Kwan <dougkwan@google.com>
11541 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
11543 2009-10-28 Ian Lance Taylor <iant@google.com>
11545 * object.h (class Relobj): Drop options parameter from
11546 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
11547 do_scan_relocs, do_relocate. Change all callers.
11548 (class Sized_relobj): Drop options parameters from
11549 do_gc_process_relocs, do_scan_relocs, do_relocate,
11550 do_relocate_sections, relocate_sections, emit_relocs_scan,
11551 emit_relocs_scan_reltype. Change all callers.
11552 (struct Relocate_info): Remove options field and all references to
11554 * reloc.h (class Read_relocs): Remove options constructor
11555 parameter and options_ field. Change all callers.
11556 (class Gc_process_relocs, class Scan_relocs): Likewise.
11557 (class Relocate_task): Likewise.
11558 * target-reloc.h (scan_relocs): Remove options parameter. Change
11560 (scan_relocatable_relocs): Likewise.
11561 * target.h (class Sized_target): Remove options parameter from
11562 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
11564 * gc.h (gc_process_relocs): Remove options parameter. Change all
11566 * arm.cc: Update functions to remove options parameters.
11567 * i386.cc: Likewise.
11568 * powerpc.cc: Likewise.
11569 * sparc.cc: Likewise.
11570 * x86_64.cc: Likewise.
11571 * testsuite/testfile.cc: Likewise.
11573 2009-10-28 Doug Kwan <dougkwan@google.com>
11575 * arm.cc (Arm_relobj): New class definition.
11576 (Arm_relobj::scan_sections_for_stubs,
11577 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
11578 New method definitions.
11580 2009-10-28 Cary Coutant <ccoutant@google.com>
11582 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
11583 (Plugin::cleanup_done_): New member.
11584 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
11585 (Plugin_manager::cleanup_done_): Remove.
11586 (Plugin_manager::add_input_file): Edit error message.
11587 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
11588 (Plugin_manager::cleanup): Remove use of cleanup_done_.
11590 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
11592 * fileread.cc: (File_read::View::~View): Use the new
11593 data_ownership_ filed.
11594 (File_read::~File_read): Dispose the new whole_file_view_.
11595 (File_read::open): Mmap the whole file if needed.
11596 (File_read::open): Use whole_file_view_ instead of contents_.
11597 (File_read::find_view): Use whole_file_view_ if applicable.
11598 (File_read::do_read): Use whole_file_view_ instead of contents_.
11599 (File_read::make_view): Use whole_file_view_ instead of contents_,
11600 update File_read::View::View call.
11601 (File_read::find_or_make_view): Update File_read::View::View
11603 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
11605 (File_read::View::Data_ownership): New enum.
11606 (File_read::View::View): Replace bool mapped_ with Data_ownership
11608 (File_read::View::mapped_): Remove (replaced by data_ownership_).
11609 (File_read::View::data_ownership_): New field.
11610 (File_read::contents_): Remove (replaced by whole_file_view_).
11611 (File_read::whole_file_view_): New field.
11612 * options.h (class General_options): Add --keep-files-mapped.
11614 2009-10-27 Cary Coutant <ccoutant@google.com>
11616 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
11617 * testsuite/Makefile.am (plugin_test_5): New test case.
11618 * testsuite/Makefile.in: Regenerate.
11620 2009-10-25 Doug Kwan <dougkwan@google.com>
11622 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
11623 from private to protected to allow access by child class.
11624 (Sized_relobj::do_relocate_sections): New method declaration.
11625 (Sized_relobj::relocate_sections): Virtualize.
11626 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
11627 Sized_relobj::relocate_sections. Instantiate template explicitly
11628 for different target sizes and endianity.
11630 2009-10-24 Doug Kwan <dougkwan@google.com>
11632 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
11633 (Arm_input_section::as_arm_input_section): New method.
11634 (Arm_output_section): New class definition.
11635 (Arm_output_section::create_stub_group,
11636 Arm_output_section::group_sections): New method definitions.
11638 2009-10-22 Doug Kwan <dougkwan@google.com>
11640 * arm.cc (Arm_input_section): New class definition.
11641 (Arm_input_section::init, Arm_input_section:do_write,
11642 Arm_input_section::set_final_data_size,
11643 Arm_input_section::do_reset_address_and_file_offset): New method
11646 2009-10-21 Doug Kwan <dougkwan@google.com>
11648 * arm.cc (Stub_table, Arm_input_section): New forward class
11650 (Stub_table): New class defintion.
11651 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
11652 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
11653 New method definition.
11655 2009-10-21 Doug Kwan <dougkwan@google.com>
11657 * arm.cc: Update copyright comments.
11658 (Target_arm): New forward class template declaration.
11659 (Arm_address): New type.
11660 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
11661 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
11662 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
11664 (Insn_template): Same.
11665 (DEF_STUBS): New macro.
11666 (Stub_type): New enum type.
11667 (Stub_template): New class definition.
11669 (Reloc_stub): Same.
11670 (Stub_factory): Same.
11671 (Target_arm::Target_arm): Initialize may_use_blx_ and
11672 should_force_pic_veneer_.
11673 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
11674 Target_arm::should_force_pic_veneer,
11675 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
11676 Target_arm::using_thumb_only, Target_arm:;default_target): New
11678 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
11679 New data member declarations.
11680 (Insn_template::size, Insn_template::alignment): New method defintions.
11681 (Stub_template::Stub_template): New method definition.
11682 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
11683 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
11684 (Stub_factory::Stub_factory): New method definition.
11685 * gold.h (string_hash): New template.
11686 * output.h (Input_section_specifier::hash_value): Use
11688 (Input_section_specifier::string_hash): Remove.
11689 * stringpool.cc (Stringpool_template::string_hash): Use
11692 2009-10-20 Doug Kwan <dougkwan@google.com>
11694 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
11695 symbols of relaxed input sections.
11696 * output.h (Output_section::find_relaxed_input_section): Make
11699 2009-10-16 Doug Kwan <dougkwan@google.com>
11701 * dynobj.cc (Versions::Versions): Initialize version_script_.
11702 Only insert base version symbol definition for a shared object
11703 if version script defines any version versions.
11704 (Versions::define_base_version): New method definition.
11705 (Versions::add_def): Check that base version is not needed.
11706 (Versions::add_need): Define base version lazily.
11707 * dynobj.h (Versions::define_base_version): New method declaration.
11708 (Versions::needs_base_version_): New data member declaration.
11709 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
11710 (check_DATA): Add no_version_test.stdout.
11711 (libno_version_test.so, no_version_test.o no_version_test.stdout):
11713 * testsuite/Makefile.in: Regenerate.
11714 * testsuite/no_version_test.c: New file.
11715 * testsuite/no_version_test.sh: Ditto.
11717 2009-10-16 Doug Kwan <dougkwan@google.com>
11719 * expression.cc (class Segment_start_expression): New class definition.
11720 (Segment_start_expression::value): New method definition.
11721 (script_exp_function_segment_start): Return a new
11722 Segment_start_expression.
11723 * gold/script-c.h (script_saw_segment_start_expression): New function
11725 * script-sections.cc (Script_sections::Script_sections): Initialize
11726 SAW_SEGMENT_START_EXPRESSION_ to false.
11727 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
11728 and -Tbbs options to specify section addresses if given in
11729 command line and no SEGMENT_START expression is seen in a script.
11730 * script-sections.h (Script_sections::saw_segment_start_expression,
11731 Script_sections::set_saw_segment_start_expression): New method
11733 (Script_sections::saw_segment_start_expression_): New data member
11735 * script.cc (script_saw_segment_start_expression): New function.
11736 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
11737 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
11738 script_test_7.sh and script_test_8.sh.
11739 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
11740 script_test_8.stdout.
11741 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
11742 (script_test_6, script_test_6.stdout, script_test_7,
11743 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
11744 * Makefile.in: Regenerate.
11745 * testsuite/script_test_6.sh: New file.
11746 * testsuite/script_test_6.t: Same.
11747 * testsuite/script_test_7.sh: Same.
11748 * testsuite/script_test_7.t: Same.
11749 * testsuite/script_test_8.sh: Same.
11751 2009-10-16 Doug Kwan <dougkwan@google.com>
11753 * output.cc (Output_segment::set_section_list_address): Cast
11754 expressions to unsigned long long type to avoid format warnings.
11756 2009-10-15 Ian Lance Taylor <iant@google.com>
11758 * script.cc (Script_options::add_symbol_assignment): Always add a
11759 dot assignment to script_sections_.
11760 * script-sections.cc (Script_sections::add_dot_assignment):
11761 Initialize if necessary.
11763 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
11764 program headers with no load segment if there is a linker script.
11766 * layout.cc (Layout::set_segment_offsets): Align the file offset
11767 to the segment aligment for -N or -n with no load segment.
11768 * output.cc (Output_segment::add_output_section): Don't crash if
11769 the first section is a TLS section.
11770 (Output_segment::set_section_list_addresses): Print an error
11771 message if the address moves backward in a linker script.
11772 * script-sections.cc
11773 (Output_section_element_input::set_section_addresses): Don't
11774 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
11775 (Orphan_output_section::set_section_addresses): Likewise.
11777 2009-10-15 Doug Kwan <dougkwan@google.com>
11779 * layout.cc (Layout::finish_dynamic_section): Generate tags
11780 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
11781 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
11782 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
11784 2009-10-14 Ian Lance Taylor <iant@google.com>
11786 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
11788 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
11789 data_shdr fields of relinfo.
11790 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
11791 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
11792 R_386_TLS_LDO_32, adjust based on section flags.
11793 (Target_i386::Relocate::fix_up_ldo): Remove.
11795 2009-10-13 Ian Lance Taylor <iant@google.com>
11797 Add support for -pie.
11798 * options.h (class General_options): Add -pie and
11800 (General_options::output_is_position_independent): Test -pie.
11801 (General_options::output_is_executable): Return true if not shared
11802 and not relocatable.
11803 (General_options::output_is_pie): Remove.
11804 * options.cc (General_options::finalize): Reject incompatible uses
11806 * gold.cc (queue_middle_tasks): A -pie link is not static.
11807 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
11808 * symtab.cc (Symbol::final_value_is_known): Return false if
11809 output_is_position_independent.
11810 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
11811 output_is_position_independent.
11812 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
11813 output_is_position_independent.
11814 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
11815 output_is_position_independent.
11816 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
11818 (basic_pie_test.o, basic_pie_test): New targets.
11819 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
11820 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
11821 (two_file_pie_test): New target.
11822 * testsuite/Makefile.in: Rebuild.
11823 * README: Remove note saying that -pie is not supported.
11825 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11827 * options.h (class General_options): Add -init and -fini.
11828 * layout.cc (Layout::finish_dynamic_section): Emit
11829 given init and fini functions.
11831 2009-10-13 Sriraman Tallam <tmsriram@google.com>
11833 * gc.h (gc_process_relocs): Check if icf is enabled using new
11835 * gold.cc (queue_initial_tasks): Likewise.
11836 (queue_middle_tasks): Likewise.
11837 * object.cc (do_layout): Likewise.
11838 * symtab.cc (is_section_folded): Likewise.
11839 * main.cc (main): Likewise.
11840 * reloc.cc (Read_relocs::run): Likewise.
11841 (Sized_relobj::do_scan_relocs): Likewise.
11842 * icf.cc (is_function_ctor_or_dtor): New function.
11843 (Icf::find_identical_sections): Check if function is ctor or dtor when
11844 safe icf is chosen.
11845 * options.h (General_options::icf): Change option to be an enum.
11846 (Icf_status): New enum.
11847 (icf_enabled): New method.
11848 (icf_safe_folding): New method.
11849 (set_icf_status): New method.
11850 (icf_status_): New variable.
11851 * (options.cc) (General_options::finalize): Set icf_status_.
11852 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
11853 icf_test and icf_keep_unique_test to use the --icf enum flag.
11854 * testsuite/icf_safe_test.sh: New file.
11855 * testsuite/icf_safe_test.cc: New file.
11857 2009-10-12 Sriraman Tallam <tmsriram@google.com>
11859 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
11860 includes to gc.h and icf.h.
11861 * arm.cc: Include gc.h.
11862 * gold.cc: Likewise.
11863 * i386.cc: Likewise.
11864 * powerpc.cc: Likewise.
11865 * sparc.cc: Likewise.
11866 * x86_64.cc: Likewise.
11867 * gc.h: Include icf.h.
11869 2009-10-11 Ian Lance Taylor <iant@google.com>
11871 * plugin.cc: Include "gold.h" before other header files.
11873 2009-10-10 Chris Demetriou <cgd@google.com>
11875 * options.h (Input_file_argument::Input_file_type): New enum.
11876 (Input_file_argument::is_lib_): Replace with...
11877 (Input_file_argument::type_): New member.
11878 (Input_file_argument::Input_file_argument): Take Input_file_type
11879 'type' rather than boolean 'is_lib' as second argument.
11880 (Input_file_argument::is_lib): Use type_.
11881 (Input_file_argument::is_searched_file): New function.
11882 (Input_file_argument::may_need_search): Handle is_searched_file.
11883 * options.cc (General_options::parse_library): Support -l:filename.
11884 (General_options::parse_just_symbols): Update for Input_file_argument
11886 (Command_line::process): Likewise.
11887 * archive.cc (Archive::get_file_and_offset): Likewise.
11888 * plugin.cc (Plugin_manager::release_input_file): Likewise.
11889 * script.cc (read_script_file, script_add_file): Likewise.
11890 * fileread.cc (Input_file::Input_file): Likewise.
11891 (Input_file::will_search_for): Handle is_searched_file.
11892 (Input_file::open): Likewise.
11893 * readsyms.cc (Read_symbols::get_name): Likewise.
11894 * testsuite/Makefile.am (searched_file_test): New test.
11895 * testsuite/Makefile.in: Regenerate.
11896 * testsuite/searched_file_test.cc: New file.
11897 * testsuite/searched_file_test_lib.cc: New file.
11899 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11900 Ian Lance Taylor <iant@google.com>
11902 * descriptor.cc: Include <cstdio> and "binary-io.h".
11903 (Descriptors::open): Open the files in binary mode always.
11904 * script.cc (Lex::get_token): Treat \r as whitespace.
11906 2009-10-09 Ian Lance Taylor <iant@google.com>
11908 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
11910 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11911 Ian Lance Taylor <iant@google.com>
11913 * configure.ac: Check for readv function also.
11914 * fileread.cc (readv): Define if not HAVE_READV.
11915 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
11917 * config.in: Regenerate.
11918 * configure: Regenerate.
11920 2009-10-09 Doug Kwan <dougkwan@google.com>
11922 * layout.cc (Layout::make_output_section): Call target hook to make
11923 ordinary output section.
11924 (Layout::finalize): Adjust parameter list of call the
11925 Target::may_relax().
11926 * layout.h (class Layout::section_list): New method.
11927 * merge.h (Output_merge_base::entsize): Change visibility to public.
11928 (Output_merge_base::is_string, Output_merge_base::do_is_string):
11930 (Output_merge_string::do_is_string): New method.
11931 * object.cc (Sized_relobj::do_setup): renamed from
11932 Sized_relobj::set_up.
11933 * object.h (Sized_relobj::adjust_shndx,
11934 Sized_relobj::initializ_input_to_output_maps,
11935 Sized_relobj::free_input_to_output_maps): Change visibilities to
11937 (Sized_relobj::setup): Virtualize.
11938 (Sized_relobj::do_setup): New method declaration.
11939 (Sized_relobj::invalidate_section_offset,
11940 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
11941 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
11942 * options.cc (parse_int): New function.
11943 * options.h (parse_int): New declaration.
11944 (DEFINE_int): New macro.
11945 (stub_group_size): New option.
11946 * output.cc (Output_section::Output_section): Initialize memebers
11947 merge_section_map_, merge_section_by_properties_map_,
11948 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
11949 (Output_section::add_input_section): Handled deferred code-fill
11950 generation and remove an old comment.
11951 (Output_section::add_relaxed_input_section): New method definition.
11952 (Output_section::add_merge_input_section): Use merge section by
11953 properties map to speed to search. Update merge section maps
11955 (Output_section::build_relaxation_map): New method definition.
11956 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
11958 (Output_section::relax_input_section): Renamed to
11959 Output_section::convert_input_sections_to_relaxed_sections and change
11960 interface to take a vector of pointers to relaxed sections.
11961 (Output_section::find_merge_section,
11962 Output_section::find_relaxed_input_section): New method definitions.
11963 (Output_section::is_input_address_mapped,
11964 Output_section::output_offset, Output_section::output_address):
11965 Use output section data maps to speed up searching.
11966 (Output_section::find_starting_output_address): Add comments.
11967 (Output_section::do_write,
11968 Output_section::write_to_postprocessing_buffer): Do code-fill
11969 generation as appropriate.
11970 (Output_section::get_input_sections): Invalidate relaxed input section
11972 (Output_section::restore_states): Adjust type of checkpoint .
11973 Invalidate relaxed input section map.
11974 * output.h (Output_merge_base): New class declaration.
11975 (Input_section_specifier): New class defintion.
11976 (class Output_relaxed_input_section) Change base class to
11977 Output_section_data_build.
11978 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
11979 base class initializer.
11980 (Output_section::add_relaxed_input_section): New method declaration.
11981 (Output_section::Input_section): Change visibility to protected.
11982 (Output_section::Input_section::relobj,
11983 Output_section::Input_section::shndx): Handle relaxed input sections.
11984 Output_section::input_sections) Change visibility to protected. Also
11985 define overload to return a non-const pointer.
11986 (Output_section::Merge_section_properties): New class defintion.
11987 (Output_section::Merge_section_by_properties_map,
11988 Output_section::Output_section_data_by_input_section_map,
11989 Output_section::Relaxation_map): New types.
11990 (Output_section::relax_input_section): Rename method to
11991 Output_section::convert_input_sections_to_relaxed_sections and change
11992 interface to take a vector of relaxed section pointers.
11993 (Output_section::find_merge_section,
11994 Output_section::find_relaxed_input_section,
11995 Output_section::build_relaxation_map,
11996 Output_section::convert_input_sections_in_list_to_relaxed_sections):
11997 New method declarations.
11998 (Output_section::merge_section_map_
11999 Output_section::merge_section_by_properties_map_,
12000 Output_section::relaxed_input_section_map_,
12001 Output_section::is_relaxed_input_section_map_valid_,
12002 Output_section::generate_code_fills_at_write_): New data members.
12003 * script-sections.cc
12004 (Output_section_element_input::set_section_addresses): Call
12005 current_data_size and addralign methods of relaxed input sections.
12006 (Orphan_output_section::set_section_addresses): Call current_data_size
12007 and addralign methods of relaxed input sections.
12008 * symtab.cc (Symbol_table::compute_final_value): Extract template
12009 from the body of Symbol_table::sized_finalize_symbol.
12010 (Symbol_table::sized_finalized_symbol): Call
12011 Symbol_table::compute_final_value.
12012 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
12013 (Symbol_table::compute_final_value): New templated method declaration.
12014 * target.cc (Target::do_make_output_section): New method defintion.
12015 * target.h (Target::make_output_section): New method declaration.
12016 (Target::relax): Add more parameters for input objects, symbol table
12017 and layout. Adjust call to do_relax.
12018 (Target::do_make_output_section): New method declaration.
12019 (Target::do_relax): Add parameters for input objects, symbol table
12022 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12024 * pread.c: Include stdio.h.
12026 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12028 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
12031 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12033 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
12034 Change read_shndx type to unsigned int.
12035 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
12037 (Sized_dwarf_line_info::read_line_mappings): Likewise.
12038 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
12039 Change read_shndx type to unsigned int.
12040 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
12042 (Sized_dwarf_line_info::read_line_mappings): Likewise.
12043 * layout.cc (Layout::create_symtab_sections): Cast the result of
12044 local_symcount * symsize to off_t in the gold_assert.
12046 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12048 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
12049 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
12051 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
12052 (Arm_relocate_functions::thm_abs5): New function.
12053 (Arm_relocate_functions::abs12): New function.
12054 (Arm_relocate_functions::abs16): New function.
12055 (Arm_relocate_functions::base_abs): New function.
12056 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
12057 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
12058 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
12060 (Scan::global): Likewise.
12061 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
12062 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
12063 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
12064 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
12067 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12069 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
12070 (Arm_relocate_functions::movt_prel): New function.
12071 (Arm_relocate_functions::thm_movw_prel_nc): New function.
12072 (Arm_relocate_functions::thm_movt_prel): New function.
12073 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
12074 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
12075 (Scan::global, Relocate::relocate): Likewise.
12076 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
12078 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
12080 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
12081 Incremental_checker.
12082 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
12084 (class Incremental_inputs_header): New class.
12085 (Incremental_inputs_header_writer): Edit comment.
12086 (Incremental_inputs_entry): New class.
12087 (Incremental_inputs_entry_writer): Edit comment.
12088 (Sized_incremental_binary::do_find_incremental_inputs_section):
12089 Add *strtab_shndx parameter, fill it.
12090 (Sized_incremental_binary::do_check_inputs): New method.
12091 (Incremental_checker::can_incrementally_link_output_file): Use
12092 Sized_incremental_binary::check_inputs.
12093 (Incremental_inputs::report_command_line): Save command line in
12096 (Incremental_binary::find_incremental_inputs_section): New
12098 (Incremental_binary::do_find_incremental_inputs_section): Add
12099 strtab_shndx parameter.
12100 (Incremental_binary::do_check_inputs): New pure virtual method.
12101 (Sized_incremental_binary::do_check_inputs): Declare.
12102 (Incremental_checker::Incremental_checker): Add incremental_inputs
12103 parameter, use it to initialize incremental_inputs_.
12104 (Incremental_checker::incremental_inputs_): New field.
12105 (Incremental_checker::command_line): New method.
12106 (Incremental_checker::inputs): New method.
12107 (Incremental_checker::command_line_): New field.
12109 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
12111 * incremental.cc: Include <cstdarg> and "target-select.h".
12112 (vexplain_no_incremental): New function.
12113 (explain_no_incremental): New function.
12114 (Incremental_binary::error): New method.
12115 (Sized_incremental_binary::do_find_incremental_inputs_section): New
12117 (make_sized_incremental_binary): New function.
12118 (open_incremental_binary): New function.
12119 (can_incrementally_link_file): Add checks if output is ELF and has
12121 * incremental.h: Include "elfcpp_file.h" and "output.h".
12122 (Incremental_binary): New class.
12123 (Sized_incremental_binary): New class.
12124 (open_incremental_binary): Declare.
12125 * object.cc (is_elf_object): Use
12126 elfcpp::Elf_recognizer::is_elf_file.
12127 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
12128 * output.h (Output_file::filesize): New method.
12130 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12132 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
12134 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
12135 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
12137 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
12139 (Arm_relocate_functions::movw_abs_nc): New function.
12140 (Arm_relocate_functions::movt_abs): New function.
12141 (Arm_relocate_functions::thm_movw_abs_nc): New function.
12142 (Arm_relocate_functions::thm_movt_abs): New function.
12143 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
12144 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
12145 (Scan::global): Likewise.
12146 (Relocate::relocate): Likewise.
12147 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
12149 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12151 * arm.cc (Arm_relocate_functions::got_prel) New function.
12152 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
12153 (Relocate::relocate): Likewise.
12154 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
12156 2009-10-06 Ian Lance Taylor <iant@google.com>
12158 * options.h (class General_options): Define
12159 split_stack_adjust_size parameter.
12160 * object.h (class Object): Add uses_split_stack_ and
12161 has_no_split_stack_ fields. Add uses_split_stack and
12162 has_no_split_stack accessor functions. Declare
12163 handle_split_stack_section.
12164 (class Reloc_symbol_changes): Define.
12165 (class Sized_relobj): Define Function_offsets. Declare
12166 split_stack_adjust, split_stack_adjust_reltype, and
12168 * object.cc (Object::handle_split_stack_section): New function.
12169 (Sized_relobj::do_layout): Call handle_split_stack_section.
12170 * dynobj.cc (Sized_dynobj::do_layout): Call
12171 handle_split_stack_section.
12172 * reloc.cc (Sized_relobj::relocate_sections): Call
12173 split_stack_adjust for executable sections in split_stack
12174 objects. Pass reloc_map to relocate_section.
12175 (Sized_relobj::split_stack_adjust): New function.
12176 (Sized_relobj::split_stack_adjust_reltype): New function.
12177 (Sized_relobj::find_functions): New function.
12178 * target-reloc.h: Include "object.h".
12179 (relocate_section): Add reloc_symbol_changes parameter. Change
12181 * target.h (class Target): Add calls_non_split method. Declare
12182 do_calls_non_split virtual method. Declare match_view and
12184 * target.cc: Include "elfcpp.h".
12185 (Target::do_calls_non_split): New function.
12186 (Target::match_view): New function.
12187 (Target::set_view_to_nop): New function.
12188 * gold.cc (queue_middle_tasks): Give an error if mixing
12189 split-stack and non-split-stack objects with -r.
12190 * i386.cc (Target_i386::relocate_section): Add
12191 reloc_symbol_changes parameter.
12192 (Target_i386::do_calls_non_split): New function.
12193 * x86_64.cc (Target_x86_64::relocate_section): Add
12194 reloc_symbol_changes parameter.
12195 (Target_x86_64::do_calls_non_split): New function.
12196 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
12198 * powerpc.cc (Target_powerpc::relocate_section): Add
12199 reloc_symbol_changes parameter.
12200 * sparc.cc (Target_sparc::relocate_section): Add
12201 reloc_symbol_changes parameter.
12202 * configure.ac: Call AM_CONDITIONAL for the default target.
12203 * configure: Rebuild.
12204 * testsuite/Makefile.am (TEST_AS): New variable.
12205 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
12206 (check_DATA): Add split_i386 and split_x86_64 files.
12207 (SPLIT_DEFSYMS): Define.
12208 (split_i386_[1234n].o): New targets.
12209 (split_i386_[124]): New targets.
12210 (split_i386_[1234r].stdout): New targets.
12211 (split_x86_64_[1234n].o): New targets.
12212 (split_x86_64_[124]): New targets.
12213 (split_x86_64_[1234r].stdout): New targets.
12214 (MOSTLYCLEANFILES): Add new executables.
12215 * testsuite/split_i386.sh: New file.
12216 * testsuite/split_x86_64.sh: New file.
12217 * testsuite/split_i386_1.s: New file.
12218 * testsuite/split_i386_2.s: New file.
12219 * testsuite/split_i386_3.s: New file.
12220 * testsuite/split_i386_4.s: New file.
12221 * testsuite/split_i386_n.s: New file.
12222 * testsuite/split_x86_64_1.s: New file.
12223 * testsuite/split_x86_64_2.s: New file.
12224 * testsuite/split_x86_64_3.s: New file.
12225 * testsuite/split_x86_64_4.s: New file.
12226 * testsuite/split_x86_64_n.s: New file.
12227 * testsuite/testfile.cc (Target_test): Update relocation_section
12229 * testsuite/Makefile.in: Rebuild.
12231 2009-10-06 Ian Lance Taylor <iant@google.com>
12233 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
12234 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
12235 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
12236 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
12237 the address on ldo_addrs_.
12238 (Target_i386::Relocate::fix_up_ldo): New function.
12240 2009-10-06 Rafael Espindola <espindola@google.com>
12242 * plugin.cc (add_input_library): New.
12243 (Plugin::load): Add add_input_library to tv.
12244 (Plugin_manager::add_input_file): Add the is_lib argument.
12245 (add_input_file): Update call to Plugin_manager::add_input_file.
12246 (add_input_library): New.
12247 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
12249 2009-09-30 Doug Kwan <dougkwan@google.com>
12251 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
12252 symbol and call Symbol::may_need_copy_reloc to determine if
12253 a copy reloc is needed.
12254 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
12255 nocopyreloc is given in command line.
12256 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
12257 given in command line.
12258 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
12259 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
12260 of the removed Target_i386::may_need_copy_reloc.
12261 * options.h (copyreloc): New option with default value false.
12262 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
12263 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
12264 instead of the removed Target_powerpc::may_need_copy_reloc.
12265 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
12266 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
12267 instead of the removed Target_sparc::may_need_copy_reloc.
12268 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
12269 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
12270 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
12271 instead of the removed Target_x86_64::may_need_copy_reloc.
12273 2009-09-30 Ian Lance Taylor <iant@google.com>
12275 * object.h (class Object): Remove target_ field, and target,
12276 sized_target, and set_target methods.
12277 (Object::sized_target): Remove.
12278 (class Sized_relobj): Update declarations. Remove sized_target.
12279 * object.cc (Sized_relobj::setup): Remove target parameter.
12280 Change all callers.
12281 (Input_objects::add_object): Don't do anything with the target.
12282 (make_elf_sized_object): Add punconfigured parameter. Change all
12283 callers. Set or test parameter target.
12284 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
12285 Change all callers.
12286 * parameters.cc (Parameters::set_target): Change parameter type to
12288 (Parameters::default_target): Remove.
12289 (set_parameters_target): Change parameter type to be non-const.
12290 (parameters_force_valid_target): New function.
12291 (parameters_clear_target): New function.
12292 * parameters.h (class Parameters): Update declarations. Remove
12293 default_target method. Add sized_target and clear_target
12294 methods. Change target_ to be non-const.
12295 (set_parameters_target): Update declaration.
12296 (parameters_force_valid_target): Declare.
12297 (parameters_clear_target): Declare.
12298 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
12299 as NULL if we aren't searching.
12300 (Add_symbols::run): Don't check for compatible target.
12301 * fileread.cc (Input_file::open_binary): Call
12302 parameters_force_valid_target.
12303 * gold.cc (queue_middle_tasks): Likewise.
12304 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
12305 set_target on object.
12306 * dynobj.h (class Sized_dynobj): Update declarations.
12307 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
12308 make_elf_object returns NULL.
12309 (Archive::include_member): Don't check whether object target is
12311 * output.cc (Output_section::add_input_section): Get target from
12313 (Output_section::relax_input_section): Likewise.
12314 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
12316 (Sized_relobj::do_scan_relocs): Likewise.
12317 (Sized_relobj::relocate_sections): Likewise.
12318 * resolve.cc (Symbol_table::resolve): Likewise.
12319 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
12320 parameter. Change all callers.
12321 (Symbol_table::add_from_object): Get target from parameters.
12322 (Symbol_table::add_from_relobj): Don't check object target.
12323 (Symbol_table::add_from_dynobj): Likewise.
12324 (Symbol_table::define_special_symbol): Get target from
12326 * symtab.h (class Symbol_table): Update declaration.
12327 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
12328 parameter. Change all callers. Clear parameter target.
12329 (Binary_test): Test target here.
12330 * testsuite/object_unittest.cc (gold_testsuite): Remove
12331 target_test_pointer parameter. Change all callers.
12332 (Object_test): Test target here.
12334 2009-09-26 Ian Lance Taylor <iant@google.com>
12336 * testsuite/initpri1.c: Don't try to use constructor priorities if
12337 compiling with gcc before 4.3.
12339 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
12341 * testsuite/retain_symbols_file_test.sh (check_present): Change
12342 output file name to retain_symbols_file_test.stdout.
12343 (check_absent): Likewise.
12345 2009-09-18 Craig Silverstein <csilvers@google.com>
12347 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
12348 * options.cc: Include <cerrno> and <fstream>.
12349 (General_options::finalize): Parse -retain-symbols-file tag.
12350 * options.h: New flag.
12351 (General_options): New method should_retain_symbol, new
12352 variable symbols_to_retain.
12353 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
12354 should_retain_symbol map.
12355 * testsuite/Makefile.am (retain_symbols_file_test): New test.
12356 * testsuite/Makefile.in: Regenerate.
12357 * testsuite/retain_symbols_file_test.sh: New file.
12359 2009-09-18 Nick Clifton <nickc@redhat.com>
12361 * po/es.po: Updated Spanish translation.
12363 2009-09-17 Doug Kwan <dougkwan@google.com>
12365 * debug.h (DEBUG_RELAXATION): New constant.
12366 (DEBUG_ALL): Add DEBUG_RELAXATION.
12367 (debug_string_to_enum): Add relaxation debug option.
12369 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
12370 Layout::Relaxation_debug_check::read_sections,
12371 Layout::Relaxation_debug_check::read_sections): New method definitions.
12372 (Layout::Layout): Initialize data members
12373 record_output_section_data_from_scrips_,
12374 script_output_section_data_list_ and relaxation_debug_check_.
12375 (Layout::save_segments, Layout::restore_segments,
12376 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
12377 Layout::relaxation_loop_body): New method definitions.
12378 (Layout::finalize): Support relaxation. Move section layout code to
12379 Layout::relaxation_loop_body.
12380 (Layout::set_asection_address_from_script): Move code for orphan
12381 section placement out.
12382 (Layout::place_orphan_sections_in_script): New method definition.
12383 * layout.h (Output_segment_headers, Output_file_header):
12384 New forward class declarations.
12385 (Layout::~Layout): Define.
12386 (Layout::new_output_section_data_from_script): New method definition.
12387 (Layout::place_orphan_sections_in_script): New method declaration.
12388 (Layout::Segment_states): New type declaration.
12389 (Layout::save_segments, Layout::restore_segments,
12390 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
12391 Layout::relaxation_loop_body): New method declarations.
12392 (Layout::Output_section_data_list): New type declaration.
12393 (Layout::Relaxation_debug_check): New class definition.
12394 (Layout::record_output_section_data_from_script_,
12395 Layout::script_output_section_data_list_, Layout::segment_states_,
12396 Layout::relaxation_debug_check_): New data members.
12397 * output.cc: (Output_section_headers::do_size): New method definition.
12398 (Output_section_headers::Output_section_headers): Move size
12399 computation to Output_section_headers::do_size.
12400 (Output_segment_headers::do_size): New method definition.
12401 (Output_file_header::Output_file_header): Move size computation to
12402 Output_file_header::do_size and call it.
12403 (Output_file_header::do_size): New method definition.
12404 (Output_data_group::Output_data_group): Adjust call to
12405 Output_section_data.
12406 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
12407 (Output_symtab_xindex::do_write): Add array bound check.
12408 (Output_section::Input_section::print_to_mapfile): Handle
12409 RELAXED_INPUT_SECTION_CODE.
12410 (Output_section::Output_section): Initialize data member checkpoint_.
12411 (Output_section::~Output_section): Delete checkpoint object pointed
12413 (Output_section::add_input_section): Always add an Input_section if
12415 (Output_section::add_merge_input_section): Add assert.
12416 (Output_section::relax_input_section): New method definition.
12417 (Output_section::set_final_data_size): Set load address to zero for
12418 an unallocated section.
12419 (Output_section::do_address_and_file_offset_have_reset_values):
12420 New method definition.
12421 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
12422 Handle relaxed input section.
12423 (Output_section::sort_attached_input_sections): Checkpoint input
12424 section list lazily.
12425 (Output_section::get_input_sections): Change type of input_sections to
12426 list of Simple_input_section pointers. Checkpoint input section list
12427 lazily. Also handle relaxed input sections.
12428 (Output_section::add_input_section_for_script): Take a reference to
12429 a Simple_input_section object instead of Relobj pointer and section
12430 index as parameter. Handle relaxed input sections.
12431 (Output_section::save_states, Output_section::restore_states): New
12432 method definitions.
12433 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
12434 (Output_data::is_data_size_fixed): New method definition.
12435 (Output_data::reset_addresss_and_file_offset): Do not reset data size
12437 (Output_data::address_and_file_offset_have_reset_values): New method
12439 (Output_data::do_address_and_file_offset_have_reset_values): New method
12441 (Output_data::set_data_size): Check that data size is not fixed.
12442 (Output_data::fix_data_size): New method definition.
12443 (Output_data::is_data_size_fixed_): New data member.
12444 (Output_section_headers::set_final_data_size): New method definition.
12445 (Output_section_headers::do_size): New method declaration.
12446 (Output_segment_headers::set_final_data_size): New method definition.
12447 (Output_segment_headers::do_size): New method declaration.
12448 (Output_file_header::set_final_data_size)::New method definition.
12449 (Output_file_header::do_size)::New method declaration.
12450 (Output_section_data::Output_section_data): Add new parameter
12451 is_data_size_fixed and use it to fix data size.
12452 (Output_data_const::Output_data_const): Adjust call to base class
12453 constructor and fix data size.
12454 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
12455 base class constructor and fix data size.
12456 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
12457 base class constructor and fix data size.
12458 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
12459 class constructor and fix data size.
12460 (Output_data_group::set_final_data_size): New method definition.
12461 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
12462 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
12463 class constructor and fix data size.
12464 (Output_relaxed_input_section): New class definition.
12465 (Output_section::Simple_input_section): New class definition.
12466 (Output_section::get_input_sections): Adjust parameter list.
12467 (Output_section::add_input_section_for_script): Same.
12468 (Output_section::save_states, Output_section::restore_states,
12469 Output_section::do_address_and_file_offset_have_reset_values,
12470 (Output_section::Input_section::Input_section): Handle
12471 RELAXED_INPUT_SECTION_CODE. Add new overload for
12472 Output_relaxed_input_section.
12473 (Output_section::Input_section::is_input_section,
12474 Output_section::Input_section::set_output_section): Handle relaxed
12476 (Output_section::Input_section::is_relaxed_input_section,
12477 Output_section::Input_section::output_section_data,
12478 Output_section::Input_section::relaxed_input_section): New method
12480 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
12482 (Output_section::Input_section::u1_): Update comments.
12483 (Output_section::Input_section::u2_): Add new union member poris.
12484 (Output_section::Checkpoint_output_section): New classs definition.
12485 (Output_section::relax_input_section): New method declaration.
12486 (Output_section::checkpoint_): New data member.
12487 (Output_segment): Update comments.
12488 (Output_segment::Output_segment): Un-privatize copy constructor.
12489 (Output_segment::operator=): Un-privatize.
12490 * script-sections.cc (Output_section_element::Input_section_list):
12491 Change element type to Output_section::Simple_input_section.
12492 (Output_section_element_dot_assignment::set_section_addresses):
12493 Register output section data for relaxation clean up.
12494 (Output_data_exression::Output_data_expression): Adjust call to base
12495 constructor to fix data size.
12496 (Output_section_element_data::set_section_addresses): Register
12497 Output_data_expression object for relaxation clean up.
12498 (struct Input_section_info): Replace Relobj pointer and section index
12499 pair with Output_section::Simple_input_section and Convert struct to a
12501 (Input_section_sorter::operator()): Adjust access to
12502 Input_section_info data member to use accessors.
12503 (Output_section_element_input::set_section_addresses): Use layout
12504 parameter. Adjust code to use Output_section::Simple_input_section
12505 and Input_secction_info classes. Register filler for relaxation
12507 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
12508 and section index pair with Output_section::Simple_input_section
12509 class. Adjust code accordingly.
12510 (Phdrs_element::release_segment): New method definition.
12511 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
12513 (Script_sections::release_segments): New method definition.
12514 * gold/script-sections.h (Script_sections::release_segments): New
12515 method declaration.
12516 * gold/target.h (Target::may_relax, Target::relax,
12517 Target::do_may_relax, Target::do_relax): New method definitions.
12519 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12521 * arm.cc (has_signed_unsigned_overflow): New function.
12522 (Arm_relocate_functions::abs8): New function.
12523 (Target_arm::Scan::local): Handle R_ARM_ABS8.
12524 (Target_arm::Scan::global): Likewise.
12525 (Target_arm::relocate::relocate): Likewise.
12526 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
12529 2009-09-16 Cary Coutant <ccoutant@google.com>
12531 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
12532 * testsuite/Makefile.in: Regenerate.
12534 2009-09-11 Nick Clifton <nickc@redhat.com>
12536 * po/gold.pot: Updated by the Translation project.
12538 2009-09-08 Cary Coutant <ccoutant@google.com>
12540 * output.cc (Output_file::open): Add execute permission to empty file.
12541 * testsuite/Makefile.am (permission_test): New test.
12542 * testsuite/Makefile.in: Regenerate.
12544 2009-09-02 Ian Lance Taylor <iant@google.com>
12546 * output.cc (Output_file::resize): Call map_no_anonymous rather
12549 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
12551 * gold.cc: Include "incremental.h".
12552 (queue_initial_tasks): Call Incremental_checker methods.
12553 * incremental.cc: Include "output.h".
12554 (Incremental_checker::can_incrementally_link_output_file): New
12556 * incremental.h (Incremental_checker): New class.
12558 * output.cc (Output_file::open_for_modification): New method.
12559 (Output_file::map_anonymous): Changed return type to bool. Record
12560 map in base_ field.
12561 (Output_file::map_no_anonymous): New method, broken out of map.
12562 (Output_file::map): Use map_no_anonymous and map_anonymous.
12563 * output.h (class Output_file): Update declarations.
12565 2009-08-24 Cary Coutant <ccoutant@google.com>
12567 * options.h (Command_line::Pre_options): New class.
12568 (Command_line::pre_options): New member.
12569 * options.cc (gold::options::ready_to_register): New variable.
12570 (One_option::register_option): Do nothing if not registering options.
12571 Assert if same short option registered twice.
12572 (General_options::General_options): Turn off option registration when
12574 (Command_line::Pre_options::Pre_options): New constructor.
12576 2009-08-24 Cary Coutant <ccoutant@google.com>
12578 * options.h (General_options::no_keep_memory): Remove incorrect
12581 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12583 * Makefile.am (am__skiplex, am__skipyacc): New.
12584 * Makefile.in: Regenerate.
12586 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12588 * Makefile.am (AM_CPPFLAGS): Renamed from ...
12589 (INCLUDES): ... this.
12590 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
12591 (AM_CPPFLAGS): Renamed from ...
12592 (INCLUDE): ... this.
12593 * Makefile.in, testsuite/Makefile.in: Regenerate.
12595 * Makefile.in: Regenerate.
12596 * aclocal.m4: Likewise.
12597 * config.in: Likewise.
12598 * configure: Likewise.
12599 * testsuite/Makefile.in: Likewise.
12601 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
12602 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
12603 * Makefile.in: Regenerate.
12604 * testsuite/Makefile.in: Regenerate.
12606 2009-08-19 Cary Coutant <ccoutant@google.com>
12608 * resolve.cc (Symbol_table::resolve): Don't complain about defined
12609 symbols in shared libraries overridden by hidden or internal symbols
12610 in the main program.
12612 2009-08-19 Chris Demetriou <cgd@google.com>
12614 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
12615 checking source file names in error messages.
12617 2009-08-18 Doug Kwan <dougkwan@google.com>
12619 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
12620 an elcpp::Ehdr as parameter. Adjust call to set_target.
12621 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
12622 an elfcpp::Ehdr as parameter.
12623 * object.cc (Object::set_target): Remove the version that looks up
12624 a target and sets it.
12625 (Sized_relobj::setup): Take a Target object instead of
12626 an elfcpp::Ehdr as parameter. Adjust call to set_target.
12627 (make_elf_sized_object): Find target and ask target to
12628 make an ELF object.
12629 * object.h: (Object::set_target): Remove the version that looks up
12630 a target and sets it.
12631 (Sized_relobj::setup): Take a Target object instead of
12632 an elfcpp:Ehdr as parameter.
12633 * target.cc: Include dynobj.h.
12634 (Target::do_make_elf_object_implementation): New.
12635 (Target::do_make_elf_object): New.
12636 * target.h (Target::make_elf_object): New template declaration.
12637 (Target::do_make_elf_object): New method declarations.
12638 (Target::do_make_elf_object_implementation): New template declaration.
12640 2009-08-14 Ian Lance Taylor <iant@google.com>
12642 * gold.h (FUNCTION_NAME): Define.
12643 (gold_unreachable): Use FUNCTION_NAME.
12645 2009-08-12 Sriraman Tallam <tmsriram@google.com>
12647 * icf.cc (Icf::find_identical_sections): Issue a warning when a
12648 symbol in the --keep-unique list is not found.
12650 2009-08-12 Sriraman Tallam <tmsriram@google.com>
12652 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
12653 been maked as --keep-unique.
12654 (Icf::unfold_section): New function.
12655 * icf.h (Icf::unfold_section): New function.
12656 * options.h (General_options::keep_unique): New option.
12657 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
12658 * testsuite/Makefile.in: Regenerate.
12659 * testsuite/icf_keep_unique_test.sh: New file.
12660 * testsuite/icf_keep_unique_test.cc: New file.
12662 2009-08-12 Cary Coutant <ccoutant@google.com>
12665 * resolve.cc (Symbol_table::resolve): Check for references from
12666 dynamic objects to hidden and internal symbols.
12667 * testsuite/Makefile.am (hidden_test.sh): New test.
12668 * testsuite/Makefile.in: Regenerate.
12669 * testsuite/hidden_test.sh: New script.
12670 * testsuite/hidden_test_1.c: New test source.
12671 * testsuite/hidden_test_main.c: New test source.
12673 2009-08-11 Doug Kwan <dougkwan@google.com>
12675 * arm.cc: Update comments.
12676 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
12677 segment to locate the .ARM.exidx section if present.
12679 2009-08-09 Doug Kwan <dougkwan@google.com>
12681 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
12684 2009-08-07 Sriraman Tallam <tmsriram@google.com>
12685 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
12688 2009-08-06 Sriraman Tallam <tmsriram@google.com>
12690 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
12691 valid tls_segment only for non-debug-section relocations.
12692 * testsuite/Makefile.am: Add gc_tls_test.
12693 * testsuite/Makefile.in: Regenerate.
12694 * testsuite/gc_tls_test.cc: New file.
12695 * testsuite/gc_tls_test.sh: New file.
12697 2009-08-05 Sriraman Tallam <tmsriram@google.com>
12699 * icf.cc: New file.
12701 * Makefile.am (CCFILES): Add icf.cc.
12702 (HFILES): Add icf.h
12703 * Makefile.in: Regenerate.
12704 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
12705 * gc.h (gc_process_relocs): Populate lists used by icf to contain
12706 section, symbol and addend information for the relocs.
12707 * gold.cc (queue_middle_tasks): Call identical code folding.
12708 * gold.h: Add defines for multimap.
12709 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
12710 to the call of finalize_local_symbols.
12711 * main.cc (main): Create object of class Icf.
12712 * object.cc (Sized_relobj::do_layout): Allow this function to be
12713 called twice during icf.
12714 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
12715 to sections marked as identical by icf.
12716 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
12718 (Sized_relobj::do_section_entsize): New function.
12719 * object.h (Object::section_entsize): New function.
12720 (Object::do_section_entsize): New pure virtual function.
12721 (Relobj::finalize_local_symbols): Add new parameter.
12722 (Relobj::do_section_entsize): New function.
12723 * options.h (General_options::icf): New option.
12724 (General_options::icf_iterations): New option.
12725 (General_options::print_icf_sections): New option.
12726 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
12727 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
12728 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
12730 * symtab.cc (Symbol_table::is_section_folded): New function.
12731 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
12732 to sections marked as identical by icf.
12733 * symtab.h (Symbol_table::set_icf): New function.
12734 (Symbol_table::icf): New function.
12735 (Symbol_table::is_section_folded): New function.
12736 (Symbol_table::icf_): New data member.
12737 * target-reloc.h (relocate_section): Ignore sections folded by icf.
12738 * testsuite/Makefile.am: Add commands to build icf_test.
12739 * testsuite/Makefile.in: Regenerate.
12740 * testsuite/icf_test.sh: New file.
12741 * testsuite/icf_test.cc: New file.
12743 2009-07-24 Chris Demetriou <cgd@google.com>
12745 * layout.cc (is_compressible_debug_section): Fix incorrect
12746 comment about compressed section names.
12748 2009-07-20 Ian Lance Taylor <ian@airs.com>
12751 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
12753 2009-07-16 Ian Lance Taylor <iant@google.com>
12756 * layout.h: #include <map>.
12757 (class Kept_section): Change from struct to class. Add accessors
12758 and setters. Add section size to Comdat_group mapping. Change
12759 Comdat_group to std::map. Add is_comdat_ field. Add
12760 linkonce_size field in union.
12761 (class Layout): Update declaration of find_or_add_kept_section.
12762 Don't declare find_kept_object.
12763 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
12764 parameter. Add object, shndx, is_comdat, and is_group_name
12765 parameters. Change all callers. Adjust for new Kept_section.
12766 (Layout::find_kept_object): Remove.
12767 * object.cc (Sized_relobj::include_section_group): Update use of
12768 Kept_section. Rename secnum to shndx. Only record
12769 Kept_comdat_section if sections are the same size.
12770 (Sized_relobj::include_linkonce_section): Update use of
12771 Kept_section. Only record Kept_comdat_section if sections are the
12772 same size. Set size of linkonce section.
12773 (Sized_relobj::map_to_kept_section): Update call to
12774 get_kept_comdat_section.
12775 * object.h (class Sized_relobj): Rename fields in
12776 Kept_comdat_section to drop trailing underscores; change object
12777 field to Relobj*. Change Kept_comdat_section_table to store
12778 struct rather than pointer.
12779 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
12780 Add kept_object and kept_shndx parameters. Change all callers.
12781 (Sized_relobj::get_kept_comdat_section): Change return type to
12782 bool. Add kept_object and kept_shndx parameters. Change all
12784 * plugin.cc (Pluginobj::include_comdat_group): Update call to
12785 Layout::find_or_add_kept_section.
12787 2009-07-09 Ian Lance Taylor <iant@google.com>
12789 * merge.cc (Object_merge_map::initialize_input_to_output_map):
12790 Reserve space in the hash table.
12792 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
12794 * fileread.cc (File_read::get_mtime): New method.
12795 * fileread.h (Timespec): New structure.
12796 (File_read::get_mtime): New method.
12797 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
12798 Renamed from timestamp_nsec.
12799 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
12801 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
12803 (Incremental_inputs::report_archive): Save mtime; style fix.
12804 (Incremental_inputs::report_obejct): Save mtime; style fix.
12805 (Incremental_inputs::report_script): Save mtime; style fix.
12806 (Incremental_inputs::finalize_inputs): Style fix.
12807 (Incremental_inputs::finalize): Style fix.
12808 (Incremental_inputs::create_input_section_data): Store inputs
12810 * incremental.h (Incremental_inputs::report_script): Add mtime
12812 (Incremental_inputs::Input_info::Input_info): Intialize only one
12814 (Incremental_inputs::Input_info::archive): Move to nameless
12816 (Incremental_inputs::Input_info::obejct): Move to nameless union.
12817 (Incremental_inputs::Input_info::script): Move to nameless union.
12818 (Incremental_inputs::mtime): New field.
12819 * script.cc (read_input_script): Pass file mtime to
12821 * script.h (Script_info::inputs): Style fix.
12823 2009-07-01 Ian Lance Taylor <ian@airs.com>
12825 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
12828 2009-06-24 Ian Lance Taylor <iant@google.com>
12831 * layout.cc (Layout::choose_output_section): If we find an
12832 existing section, update the flags.
12833 (Layout::create_notes): New function, broken out of
12835 (Layout::finalize): Don't create note sections.
12836 (Layout::create_note): Don't crash if linker script discards
12838 (Layout::create_gold_note): Likewise.
12839 (Layout::create_build_id): Likewise. Don't set
12840 after_input_sections on the section.
12841 (Layout::create_executable_stack_info): Remove target parameter.
12843 * layout.h (class Layout): Declare create_notes. Update
12844 declaration of create_executable_stack_info.
12845 * gold.cc (queue_middle_tasks): Call create_notes.
12846 * output.cc (Output_section::update_flags_for_input_section): Move
12847 here from output.h. If SHF_ALLOC flag is newly set, mark address
12849 * output.h (Output_data::mark_address_invalid): New function.
12850 (class Output_section): Only declare, not define,
12851 update_flags_for_input_section. Remove set_flags.
12853 2009-06-24 Ian Lance Taylor <iant@google.com>
12855 * script-sections.cc (Output_section_definition::
12856 set_section_addresses): Rename shadowing local load_address to
12859 2009-06-24 Ian Lance Taylor <iant@google.com>
12862 * reloc.cc (relocate_sections): Skip empty relocation sections.
12864 2009-06-23 Ian Lance Taylor <iant@google.com>
12867 * layout.cc (Layout::create_note): Use choose_output_section
12868 rather than make_output_section.
12870 2009-06-23 Ian Lance Taylor <iant@google.com>
12873 * options.cc (General_options::parse_V): Set printed_version_.
12874 (General_options::General_options): Initialize printed_version_.
12875 * options.h (class General_options): Add printed_version_ field.
12876 * gold.cc (queue_initial_tasks): If there are no input files,
12877 don't give a fatal error if we printed the version information.
12878 (queue_middle_tasks): If using -r with a shared object, give a
12879 fatal error rather than an ordinary error.
12881 2009-06-23 Ian Lance Taylor <iant@google.com>
12884 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
12885 (Layout::make_output_section): Set have_stabstr_section_ if we see
12886 a .stab*str section.
12887 (Layout::finalize): Call link_stabs_sections.
12888 (Layout::link_stabs_sections): New file.
12889 * layout.h (class Layout): Add have_stabstr_section_ field.
12890 Declare link_stabs_sections.
12892 2009-06-23 Doug Kwan <dougkwan@google.com>
12894 * Makefile.am (libgold_a_LIBADD): New.
12895 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
12896 * Makefile.in: Regenerate.
12897 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
12898 * configure: Regenerate.
12899 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
12900 * fileread.cc: Include sys/state.h
12901 * gold.h: Declare memmem and strndup if found missing.
12902 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
12904 2009-06-23 Ian Lance Taylor <iant@google.com>
12906 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
12907 * configure: Rebuild.
12909 2009-06-23 Ian Lance Taylor <iant@google.com>
12912 * object.cc (Object::section_contents): Don't try to get a view if
12913 the section has length zero.
12914 (Object::handle_gnu_warning_section): If the section is empty, use
12915 the name of the section as the warning.
12917 2009-06-23 Ian Lance Taylor <iant@google.com>
12920 * stringpool.h (class Stringpool_template): Add optimize_ field.
12921 (Stringpool_template::set_optimize): New function.
12922 * stringpool.cc (Stringpool_template::Stringpool_template):
12923 Initialize optimize_ field.
12924 (Stringpool_template::set_string_offsets): Test local optimize
12925 fild rather than parameter.
12926 * layout.cc (Layout::Layout): Call set_optimize on the section
12929 2009-06-22 Ian Lance Taylor <iant@google.com>
12932 * yyscript.y: Parse TARGET.
12933 * script.cc (script_set_target): New function.
12934 * script-c.h (script_set_target): Declare.
12935 * options.cc (General_options::string_to_object_format): Rename
12936 from string_to_object_format in anonymous namespace. Change
12938 * options.h (class General_options): Declare
12939 string_to_object_format.
12941 2009-06-22 Ian Lance Taylor <iant@google.com>
12943 * script-sections.cc (Script_sections::create_segments): Don't put
12944 program headers in a PT_LOAD segment if -n or -N.
12946 2009-06-22 Ian Lance Taylor <iant@google.com>
12949 * options.h (class General_options): Add -z lazy and -z now. Sort
12950 -z options into alphabetical order.
12951 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
12953 2009-06-21 Ian Lance Taylor <iant@google.com>
12955 * layout.cc (Layout::make_output_section): Call
12956 Target::new_output_section.
12957 (Layout::attach_allocated_section_to_segment): Put large section
12958 sections in a separate load segment with the large segment flag
12960 (Layout::segment_precedes): Sort large data segments after other
12962 (align_file_offset): New static function.
12963 (Layout::set_segment_offsets): Use align_file_offset.
12964 * output.h (class Output_section): Add is_small_section_ and
12965 is_large_section_ fields.
12966 (Output_section::is_small_section): New function.
12967 (Output_section::set_is_small_section): New function.
12968 (Output_section::is_large_section): New function.
12969 (Output_section::set_is_large_section): New function.
12970 (Output_section::is_large_data_section): New function.
12971 (class Output_segment): Add is_large_data_segment_ field.
12972 (Output_segment::is_large_data_segment): New function.
12973 (Output_segment::set_is_large_data_segment): New function.
12974 * output.cc (Output_section::Output_section): Initialize new
12976 (Output_segment::Output_segment): Likewise.
12977 (Output_segment::add_output_section): Add assertion that large
12978 data sections always go in large data segments. Force small data
12979 sections to the end of the list of data sections. Force small BSS
12980 sections to the start of the list of BSS sections. For large BSS
12981 sections to the end of the list of BSS sections.
12982 * symtab.h (class Symbol): Declare is_common_shndx.
12983 (Symbol::is_defined): Check Symbol::is_common_shndx.
12984 (Symbol::is_common): Likewise.
12985 (class Symbol_table): Define enum Commons_section_type. Update
12986 declarations. Add small_commons_ and large_commons_ fields.
12987 * symtab.cc (Symbol::is_common_shndx): New function.
12988 (Symbol_table::Symbol_table): Initialize new fields.
12989 (Symbol_table::add_from_object): Put small and large common
12990 symbols in the right list.
12991 (Symbol_table::sized_finalized_symbol): Check
12992 Symbol::is_common_shndx.
12993 (Symbol_table::sized_write_globals): Likewise.
12994 * common.cc (Symbol_table::do_allocate_commons): Allocate new
12995 common symbol lists. Don't call do_allocate_commons_list if the
12997 (Symbol_table::do_allocate_commons_list): Remove is_tls
12998 parameter. Add comons_section_type parameter. Change all
12999 callers. Handle small and large common symbols.
13000 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
13001 Symbol::is_common_shndx.
13002 * resolve.cc (symbol_to_bits): Likewise.
13003 * target.h (Target::small_common_shndx): New function.
13004 (Target::small_common_section_flags): New function.
13005 (Target::large_common_shndx): New function.
13006 (Target::large_common_section_flags): New function.
13007 (Target::new_output_section): New function.
13008 (Target::Target_info): Add small_common_shndx, large_common_shndx,
13009 small_common_section_flags, and large_common_section_flags
13011 (Target::do_new_output_section): New virtual function.
13012 * arm.cc (Target_arm::arm_info): Initialize new fields.
13013 * i386.cc (Target_i386::i386_info): Likewise.
13014 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
13016 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
13017 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13018 (Target_x86_64::do_new_output_section): New function.
13019 * configure.ac: Define conditional MCMODEL_MEDIUM.
13020 * testsuite/Makefile.am (check_PROGRAMS): Add large.
13021 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
13022 (large_LDFLAGS): Define.
13023 * testsuite/large.c: New file.
13024 * testsuite/testfile.cc (Target_test::test_target_info):
13025 Initialize new fields.
13026 * configure, testsuite/Makefile.in: Rebuild.
13028 2009-06-05 Doug Kwan <dougkwan@google.com>
13030 * Makefile.am (CCFILES): Add target.cc.
13031 * Makefile.in: Regenerate.
13032 * i386.cc (class Target_i386): Define new virtual method to
13033 override do_is_local_label_name in parent.
13034 * object.cc (Sized_relobj::do_count_local_symbols): Discard
13035 local symbols if --discard-locals or -X is given.
13036 * options.h (class General_options): Declare new options
13037 '--discard-locals' and '-X' for discarding locals.
13038 * target.h (class Target): Define new methods is_local_label_name.
13039 Declare new virtual method do_is_local_label_name.
13040 * target.cc: New file.
13041 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
13042 (check_SCRIPTS): Add discard_locals_test.sh.
13043 (check_DATA): Add discard_local_tests.syms.
13044 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
13045 (discard_local_tests.syms, discard_locals_test.o): New make rules.
13046 * testsuite/Makefile.in: Regenerate.
13047 * testsuite/discard_locals_test.c: New file.
13048 * testsuite/discard_locals_test.sh: Same.
13050 2009-06-05 Doug Kwan <dougkwan@google.com>
13052 * object.cc (Sized_relobj::Sized_relobj): Initialize
13053 discarded_eh_frame_shndx_ to -1U.
13054 (Sized_relobj::do_layout): Record index of a discard .eh_frame
13056 (Sized_relobj::do_count_local_symbols): Skip local symbols in
13057 a discarded .eh_frame section.
13058 (Sized_relobj::do_finalize_local_symbols): Ditto.
13059 * object.h (class Sized_relobj): Declare new member
13060 discarded_eh_frame_shndx_.
13061 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
13062 (local_labels_test.o, local_labels_test): New rules.
13063 * testsuite/Makefile.in: Regenerate.
13065 2009-06-04 Doug Kwan <dougkwan@google.com>
13067 * layout.cc (Layout::section_name_mapping): Add mapping for
13068 special ARM sections.
13070 2009-06-03 Doug Kwan <dougkwan@google.com>
13072 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
13073 (utils::has_overflow): Same.
13075 2009-06-03 Ian Lance Taylor <iant@google.com>
13077 * layout.cc (Layout::section_name_mapping): New array, replacing
13078 Layout::linkonce_mapping.
13079 (Layout::section_name_mapping_count): New variable, replacing
13080 Layout::linkonce_mapping_count.
13081 (Layout::linkonce_output_name): Remove.
13082 (Layout::output_section_name): Rewrite.
13083 * layout.h (class Layout): Rename Linkonce_mapping to
13084 Section_name_mapping, linkonce_mapping to section_name_mapping,
13085 linkonce_mapping_count to section_name_mapping_count. Don't
13086 declare linkonce_output_name.
13088 2009-06-03 Doug Kwan <dougkwan@google.com>
13090 * gold/arm.cc (namespace utils): New.
13091 (Target_arm::reloc_is_non_pic): Define new method.
13092 (class Arm_relocate_functions): New.
13093 (Target_arm::Relocate::relocate): Handle relocation types used by
13096 2009-06-03 Ian Lance Taylor <iant@google.com>
13098 * arm.cc (Target_arm::scan::global): Use || instead of |.
13100 2009-06-02 Doug Kwan <dougkwan@google.com>
13102 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
13103 issued_non_pic_error_.
13104 (class Target_arm::Scan): Declare new method check_non_pic.
13105 Define new method symbol_needs_plt_entry.
13106 Declare new data member issued_non_pic_error_.
13107 (class Target_arm::Relocate): Declare new method
13108 should_apply_static_reloc.
13109 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
13110 (Target_arm::Scan::check_non_pic): Define new method.
13111 (Target_arm::Scan::local): Handle a small subset of reloc types used
13113 (Target_arm::Scan::local): Same.
13114 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
13116 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
13118 * incremental.cc (Incremental_inputs::report_command_line): Filter
13119 out --incremental-* options.
13121 2009-05-29 Doug Kwan <dougkwan@google.com>
13123 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
13125 (class Target_arm): Update comment.
13126 (Target_arm::Target_arm): Initialize new data members GOT_,
13127 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
13128 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
13129 and Target_arm::rel_dyn_section.
13130 Declare new_enum Target_arm::Got_type.
13131 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
13133 Update commments for member do_dynsym_value.
13134 (Target_arm::got_size, Target_arm::plt_section,
13135 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
13136 new methods inside class defintion.
13137 (Target_arm::got_section): Define new method.
13138 (Target_arm::rel_dyn_section): Same.
13139 (Output_data_plt_arm): New template class.
13140 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
13141 (Output_data_plt_arm:do_adjust_output_section): Define new method.
13142 (Output_data_plt_arm::add_entry): Same.
13143 (Output_data_plt_arm::first_plt_entry): Define new
13144 static data member for PLT instruction template.
13145 (Output_data_plt_arm::plt_entry): Same.
13146 (Output_data_plt_arm::do_write): Define new method.
13147 (Target_arm::make_plt_entry): Same.
13148 (Target_arm::do_finalize_sections): Same.
13149 (Target_arm::do_dynsym_value): Same.
13151 2009-05-28 Doug Kwan <dougkwan@google.com>
13153 * Makefile.am (TARGETSOURCES): Add arm.cc.
13154 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
13155 * Makefile.in: Regenerate.
13156 * arm.cc: New file.
13157 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
13159 2009-05-26 Doug Kwan <dougkwan@google.com>
13161 * options.cc (General_options::parse_exclude_libs). Fix a comment.
13162 (General_options::check_excluded_libs): Strip off directories in
13163 archive name before matching like GNU ld does.
13164 * testsuite/Makefile.am (MOSTLYCLEANFILES,
13165 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
13166 (exclude_libs_test_LDFLAGS): Add linker option
13167 -Wl,--exclude-libs,libexclude_libs_test_3
13168 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
13169 an explicit archive without using -l.
13170 (alt/libexclude_libs_test_3.a): New make rule.
13171 * testsuite/Makefile.in: Regenerate.
13172 * testsuite/exclude_libs_test.c : Declare lib3_default().
13174 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
13175 * exclude_libs_test_3.c: New file.
13177 2009-05-26 Nick Clifton <nickc@redhat.com>
13179 * po/id.po: New Indonesian translation.
13180 * po/gold.pot: Updated template file.
13182 2009-05-22 Sriraman Tallam <tmsriram@google.com>
13184 * testsuite/Makefile.am: Add -ffunction-sections to compile
13185 gc_comdat_test files. Add -Wl,--gc-sections to build
13187 * testsuite/Makefile.in: Regenerate.
13188 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
13190 2009-05-21 Sriraman Tallam <tmsriram@google.com>
13192 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
13193 kept comdat section was garbage collected.
13194 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
13195 * testsuite/Makefile.in: Regenerate.
13196 * testsuite/gc_comdat_test.sh: New file.
13197 * testsuite/gc_comdat_test_1.cc: New file.
13198 * testsuite/gc_comdat_test_2.cc: New file.
13200 2009-05-19 Doug Kwan <dougkwan@google.com>
13202 * archive.cc (Archive::Archive): Move constructor from archive.h
13203 to here. Initialize no_export_.
13204 (Archive::get_elf_object_for_member): Set no_export flag of object.
13205 * archive.h (Archive::Archive): Move constructor body to
13207 (Archive::no_export): New method.
13208 (Archive::no_export_): New field.
13209 * object.h (Object::Object): Initialize no_export_ to false.
13210 (Object::no_export, Object::set_no_export): New methods.
13211 (Object::no_export_): New field.
13212 * options.cc (General_options::parse_exclude_libs): New method.
13213 (General_options::check_excluded_libs) Same.
13214 * options.h (exclude_libs): New option.
13215 (General_options::check_excluded_libs): New method declaration.
13216 (General_options::excluded_libs_): New field.
13217 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
13218 default or protected visibility if an object has no-export flag set.
13219 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
13220 (check_SCRIPTS): Add exclude_libs_test.sh.
13221 (check_DATA): Add exclude_libs_test.syms.
13222 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
13223 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
13224 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
13225 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
13226 (exclude_libs_test.syms, libexclude_libs_test_1.a,
13227 libexclude_libs_test_2.a): New rules.
13228 * testsuite/Makefile.in: Regenerate.
13229 * testsuite/exclude_libs_test.c: New file.
13230 * testsuite/exclude_libs_test.sh: Ditto.
13231 * testsuite/exclude_libs_test_1.c: Ditto.
13232 * testsuite/exclude_libs_test_2.c: Ditto.
13234 2009-05-15 Ian Lance Taylor <iant@google.com>
13236 * configure.ac: Check for declarations for cases where libiberty.h
13237 checks HAVE_DECL_xxx.
13238 * configure, config.in: Rebuild.
13240 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
13242 * gold.h (Incremental_argument_list): Remove (invalid) forward
13244 * incremental.cc (Incremental_inputs::report_achive): New method.
13245 (Incremental_inputs::report_object): New method.
13246 (Incremental_inputs::report_script): New method.
13247 (Incremental_inputs::finalize_inputs): New method.
13248 (Incremental_inputs::finalize): Call finalize_inputs().
13249 (Incremental_inputs::sized_create_incremental_inputs_section_data):
13250 Create inputs entries.
13251 * incremental.h (Incremental_input_type): New enum.
13252 (Incremental_inputs::Incremental_input): Initialize new fields.
13253 (Incremental_inputs::report_inputs): New method.
13254 (Incremental_inputs::report_achive): New method.
13255 (Incremental_inputs::report_object): New method.
13256 (Incremental_inputs::report_script): New method.
13257 (Incremental_inputs::finalize_inputs): New method.
13258 (Incremental_inputs::Input_info): New struct.
13259 (Incremental_inputs::Input_info_map): New typedef.
13260 (Incremental_inputs::lock_): New field.
13261 (Incremental_inputs::Inputs_): New field.
13262 (Incremental_inputs::Inputs_map): New field.
13263 * main.cc (main): Call Incremental_input::report_inputs.
13264 * options.h (Input_argument_list): Typedef moved from
13266 (Input_file_group::Files): Remove, use ::Input_argument_list.
13267 (Input_file_group::Input_argument_list): Remove, use
13268 ::Input_argument_list.
13269 * plugin.cc (Plugin_manager::add_input_file): Add error in
13271 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
13273 * script.cc (read_input_script): Call
13274 Incremental_input::report_script.
13275 * script.h (Script_info): New class.
13277 2009-04-27 Ian Lance Taylor <iant@google.com>
13279 * x86_64.cc (do_adjust_output_section): Set entsize to
13282 2009-04-23 Elliott Hughes <enh@google.com>
13284 * output.cc (Output_file::close): After short writes, continue
13285 writing from the correct offset in the buffer being written.
13287 2009-04-23 Chris Demetriou <cgd@google.com>
13289 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
13290 * configure: Regenerate.
13291 * config.in: Regenerate.
13292 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
13293 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
13295 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
13297 * incremental.cc (Incremental_inputs_header_data): Renamed from
13298 Incremental_input_header_data.
13299 (Incremental_inputs_header_data::data_size): New field.
13300 (Incremental_inputs_header_data::put_input_file_count): Renamed
13301 from input_file_count.
13302 (Incremental_inputs_header_data::put_command_line_offset): Renamed
13303 from command_line_offset.
13304 (Incremental_inputs_header_data::put_reserved): Renamed from
13306 (Incremental_inputs_entry_data): Renamed from
13307 Incremental_input_entry_data.
13308 (Incremental_inputs_entry_data::data_size): New field.
13309 (Incremental_inputs::report_command_line): New method.
13310 (Incremental_inputs::finalize): New method.
13311 (Incremental_inputs::create_incremental_inputs_data): New method.
13312 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
13313 * incremental.h: New file.
13314 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
13315 (Layout::finalize): Create incremental inputs section in
13316 incremental builds.
13317 (Layout::create_incremental_info_sections): New method.
13318 * layout.h (Layout::incremental_inputs): New method.
13319 (Layout::create_incremental_info_sections): New method.
13320 (Layout::incremental_inputs_): New field.
13321 * main.cc (main): Notify Incremental_input of the command line.
13323 2009-04-01 Ian Lance Taylor <iant@google.com>
13324 Mikolaj Zalewski <mikolajz@google.com>
13326 * gold.h (reserve_unordered_map): Define, three versions, one for
13327 each version of Unordered_map.
13328 * layout.cc (Layout::Layout): Remove options parameter. Add
13329 number_of_input_files parameter. Don't initialize options_.
13330 Initialize number_of_input_files_ and resized_signatures_. Move
13331 sections_are_attached_.
13332 (Layout::layout_group): Reserve space for group_signatures_.
13333 (Layout::find_or_add_kept_section): Change name parameter to be a
13334 reference. Resize signatures_ map when it gets large enough.
13335 (Layout::layout_eh_frame): Use parameters->options() instead of
13337 (Layout::make_output_section): Likewise.
13338 (Layout::attach_allocated_section_to_segment): Likewise.
13339 (Layout::finalize, Layout::create_executable_stack): Likewise.
13340 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
13341 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
13342 * layout.h (class Layout): Update declarations. Remove options_
13343 field. Add number_of_input_files_ and resized_signatures_
13344 fields. Move sections_are_attached_ field.
13345 * main.cc (main): Pass number of input files to Layout
13346 constructor. Don't pass options.
13348 2009-03-30 Ian Lance Taylor <iant@google.com>
13350 * ffsll.c (ffsll): Correct implementation.
13352 2009-03-27 Ian Lance Taylor <iant@google.com>
13354 * ffsll.c: New file.
13355 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
13356 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
13357 * ftruncate.c (ftruncate): Declare before definition.
13358 * mremap.c (mremap): Likewise.
13359 * pread.c (pread): Likewise.
13360 * configure, Makefile.in, config.in: Rebuild.
13362 * mremap.c: New file.
13363 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
13364 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
13365 (mremap): Declare if HAVE_MREMAP is not defined.
13366 * configure, Makefile.in, config.in: Rebuild.
13368 2009-03-27 Cary Coutant <ccoutant@google.com>
13370 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
13371 position independent.
13372 * sparc.cc (Target_sparc::check_non_pic): Likewise.
13373 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
13375 2009-03-24 Cary Coutant <ccoutant@google.com>
13377 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
13379 (needs_dynamic_reloc): Likewise.
13381 2009-03-24 Ian Lance Taylor <iant@google.com>
13383 * yyscript.y (file_cmd): Recognize EXTERN.
13384 (extern_name_list, extern_name_list_body): New nonterminals.
13385 * script.cc (script_add_extern): Define.
13386 * script-c.h (script_add_extern): Declare.
13388 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
13390 * object.cc (is_elf_object): Define.
13391 * object.h (is_elf_object): Declare.
13392 * archive.cc (Archive::get_elf_object_for_member): Call
13394 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
13396 2009-03-24 Elliott Hughes <enh@google.com>
13398 * output.cc (Output_file::map_anonymous): Define.
13399 (Output_file::map): Use map_anonymous. If the regular mmap fails,
13400 try an anonymous one. Report the size if the mmap fails.
13401 * output.h (class Output_file): Declare map_anonymous.
13403 2009-03-24 Ian Lance Taylor <iant@google.com>
13405 * target-select.cc (instantiate_target): Don't acquire the lock if
13406 the instantiated_target_ field has already been set.
13408 2009-03-23 Ian Lance Taylor <iant@google.com>
13410 * gold-threads.h (class Initialize_lock): Define.
13411 * gold-threads.cc (class Initialize_lock_once): Define.
13412 (initialize_lock_control): New static variable.
13413 (initialize_lock_pointer): New static variable.
13414 (initialize_lock_once): New static function.
13415 (Initialize_lock::Initialize_lock): Define.
13416 (Initialize_lock::initialize): Define.
13417 * target-select.h: Include "gold-threads.h".
13418 (class Target_selector): Add lock_ and initialize_lock_ fields.
13419 Don't define instantiate_target, just declare it.
13420 * target-select.cc (Target_selector::Target_selector): Initialize
13422 (Target_selector::instantiate_target): Define.
13423 * descriptors.h: Include "gold-threads.h".
13424 (class Descriptors): Add initialize_lock_ field.
13425 * descriptors.cc (Descriptors::Descriptors): Initialize new
13427 (Descriptors::open): Use initialize_lock_ field
13428 * errors.h (class Errors): Add initialize_lock_ field.
13429 * errors.cc (Errors::Errors): Initialize new field.
13430 (Errors::initialize_lock): Use initialize_lock_ field.
13431 * powerpc.cc (class Target_selector_powerpc): Remove
13432 instantiated_target_ field. In do_recognize call
13433 instantiate_target rather than do_instantiate_target. In
13434 do_instantiate_target just allocate a new target.
13435 * sparc.cc (class Target_selector_sparc): Likewise.
13437 * freebsd.h: New file.
13438 * i386.cc: Include "freebsd.h".
13439 (Target_i386): Derive from Target_freebsd rather than
13441 (Target_selector_i386): Derive from Target_selector_freebsd rather
13442 than Target_selector.
13443 * x86_64.cc: Include "freebsd.h".
13444 (Target_x86_64): Derive from Target_freebsd rather than
13446 (Target_selector_x86_64): Derive from Target_selector_freebsd
13447 rather than Target_selector.
13448 * target.h (class Target): Add adjust_elf_header and
13449 do_adjust_elf_header.
13450 * output.cc (Output_file_header:: do_sized_write): Call target
13451 adjust_elf_header routine.
13452 * configure.tgt: Set targ_osabi.
13453 * configure.ac: Define GOLD_DEFAULT_OSABI.
13454 * parameters.cc (Parameters::default_target): Pass
13455 GOLD_DEFAULT_OSABI to select_target.
13456 * target-select.h (class Target_selector): Make instantiate_target
13457 protected rather than private.
13458 * Makefile.am (HFILES): Add freebsd.h.
13459 * configure, Makefile.in, config.in: Rebuild.
13461 * merge.cc (do_add_input_section): Correct pend value. Change
13462 message about last entry not being null terminated from error to
13465 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
13467 * incremental.cc: New file.
13468 * Makefile.am (CCFILES): Add incremental.cc.
13469 * Makefile.in: Rebuild.
13471 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
13473 * layout.cc (Layout::output_section_name): Preserve names
13474 of '.note.' sections.
13476 2009-03-19 Ian Lance Taylor <iant@google.com>
13478 * descriptors.cc (Descriptors::open): Check that the options are
13479 valid before using them.
13481 2009-03-18 Ian Lance Taylor <iant@google.com>
13483 * script-sections.h: Include <list>.
13484 (class Script_sections): Change Sections_elements from std::vector
13485 to std::list. Typedef public Elements_iterator. Add
13486 orphan_section_placement_, data_segment_align_start_, and
13487 saw_data_segment_align_ fields. Remove data_segment_align_index_
13489 * script-sections.cc (class Orphan_section_placement): New class.
13490 (class Sections_element): Add virtual functions is_relro and
13491 orphan_section_init. Remove virtual function place_orphan_here.
13492 (class Output_section_definition): Add is_relro and
13493 orphan_section_init. Remove place_orphan_here.
13494 (class Orphan_output_section): Likewise.
13495 (Script_sections::Script_sections): Update for field changes.
13496 (Script_sections::data_segment_align): Set saw_data_segment_align_
13497 and data_segment_align_start_, not data_segment_align_index.
13498 (Script_sections::data_segment_relro_end): Check
13499 saw_data_segment_align_. Use data_segment_align_start_ rather
13500 than data_segment_align_index_.
13501 (Script_sections::place_orphan): Rewrite to use
13502 Orphan_section_placement.
13504 2009-03-17 Ian Lance Taylor <iant@google.com>
13506 * archive.cc (Archive::add_symbols): Check for a version attached
13507 to the symbol name in the archive map.
13508 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
13509 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
13510 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
13511 (ver_test_11.a): New target.
13512 * testsuite/Makefile.in: Rebuild.
13514 * configure.ac: Check for chsize and posix_fallocate. Replace
13516 * ftruncate.c: New file, from gnulib.
13517 * output.cc (posix_fallocate): Define dummy version if not
13518 HAVE_POSIX_FALLOCATE.
13519 (Output_file::map): Call posix_fallocate rather than lseek and
13521 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
13522 * configure, Makefile.in, config.in: Rebuild.
13524 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
13526 * layout.h (Layout::create_note): Add section_name parameter.
13527 * layout.cc (Layout::create_note): Likewise.
13528 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
13530 2009-03-17 Ian Lance Taylor <iant@google.com>
13532 * descriptors.cc: Include "options.h".
13533 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
13534 (Descriptors::open): Always use O_CLOEXEC when opening a new
13535 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
13536 then set FD_CLOEXEC.
13538 * sparc.cc (class Target_sparc): Add has_got_section.
13539 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
13540 make sure we have a GOT section.
13542 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
13543 (Target_sparc::Scan::local): Likewise.
13544 (Target_sparc::Scan::global): Likewise.
13545 (Target_sparc::Relocate::relocate): Likewise.
13546 (Target_sparc::Relocate::relocate_tls): Likewise.
13548 * symtab.cc (Symbol_table::define_default_version): New function,
13549 broken out of add_from_object.
13550 (Symbol_table::add_from_object): Call define_default_version.
13551 (Symbol_table::define_special_symbol): Add resolve_oldsym
13552 parameter. Change all callers. If the version for a symbol comes
13553 from a version script, resolve it with the symbol with the same
13554 name with no version. Also add the symbol without a version if
13556 (do_define_in_output_data): If resolving with oldsym, don't delete
13558 (do_define_in_output_segment): Likewise.
13559 (do_define_as_constant): Likewise.
13560 * symtab.h (class Symbol_table): Update declarations.
13562 2009-03-13 Ian Lance Taylor <iant@google.com>
13564 * readsyms.cc (Read_symbols::incompatible_warning): New function.
13565 (Read_symbols::requeue): New function.
13566 (Read_symbols::do_read_symbols): If make_elf_object fails because
13567 the target type is not configured, and the file was searched for,
13568 issue a warning and retry with the next directory.
13569 (Add_symbols::run): If the file has an incompatible format, and
13570 it was searched for, requeue the Read_symbols task. On error,
13571 release the object.
13572 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
13573 dirindex parameter to constructor. Change all callers. Declare
13574 incompatible_warning and requeue.
13575 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
13576 input_argument_ and input_group_ fields. Add them to
13577 constructor. Change all callers.
13578 (class Read_script): Add dirindex_ field. Add it to constructor.
13579 Change all callers.
13580 * archive.cc (Archive::setup): Remove input_objects parameter.
13581 Change all callers.
13582 (Archive::get_file_and_offset): Likewise.
13583 (Archive::read_all_symbols): Likewise.
13584 (Archive::read_symbols): Likewise.
13585 (Archive::get_elf_object_for_member): Remove input_objects
13586 parameter. Add punconfigured parameter. Change all callers.
13587 (Archive::add_symbols): Change return type to bool. Check return
13588 value of include_member.
13589 (Archive::include_all_members): Likewise.
13590 (Archive::include_member): Change return type to bool. Return
13591 false if first included object has incompatible target. Set
13592 included_member_ field.
13593 (Add_archive_symbols::run): If add_symbols returns false, requeue
13595 * archive.h (class Archive): Add included_member_ field.
13596 Initialize it in constructor. Add input_file and searched_for
13597 methods. Update declarations.
13598 (class Add_archive_symbols): Add dirpath_, dirindex_, and
13599 input_argument_ fields. Add them to constructor. Change all
13601 * script.cc: Include "target-select.h".
13602 (class Parser_closure): Add skip_on_incompatible_target_ and
13603 found_incompatible_target_ fields. Add
13604 skip_on_incompatible_target parameter to constructor. Change all
13605 callers. Add methods skip_on_incompatible_target,
13606 clear_skip_on_incompatible_target, found_incompatible_target, and
13607 set_found_incompatible_target.
13608 (read_input_script): Add dirindex parameter. Change all callers.
13609 If parser finds an incompatible target, requeue Read_symbols
13611 (script_set_symbol): Clear skip_on_incompatible_target in
13613 (script_add_assertion, script_parse_option): Likewise.
13614 (script_start_sections, script_add_phdr): Likewise.
13615 (script_check_output_format): New function.
13616 * script.h (read_input_script): Update declaration.
13617 * script-c.h (script_check_output_format): Declare.
13618 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
13619 (ignore_cmd): Remove OUTPUT_FORMAT.
13620 * fileread.cc (Input_file::Input_file): Add explicit this.
13621 (Input_file::will_search_for): New function.
13622 (Input_file::open): Add pindex parameter. Change all callers.
13623 * fileread.h (class Input_file): Add input_file_argument method.
13624 Declare will_search_for. Update declarations.
13625 * object.cc (make_elf_object): Add punconfigured parameter.
13626 Change all callers.
13627 * object.h (class Object): Make input_file public. Add
13628 searched_for method.
13629 (make_elf_object): Update declaration.
13630 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
13632 * dirsearch.h (class Dirsearch): Update declaration.
13633 * options.h (class General_options): Add --warn-search-mismatch.
13634 * parameters.cc (Parameters::is_compatible_target): New function.
13635 * parameters.h (class Parameters): Declare is_compatible_target.
13636 * workqueue.cc (Workqueue::add_blocker): New function.
13637 * workqueue.h (class Workqueue): Declare add_blocker.
13639 * fileread.cc (Input_file::open): Remove options parameter.
13640 Change all callers.
13641 (Input_file::open_binary): Likewise.
13642 * script.cc (read_input_script): Likewise.
13643 * readsyms.h (class Read_symbols): Remove options_ field. Remove
13644 options parameter from constructor. Change all callers.
13645 (class Read_script): Likewise.
13646 * fileread.h (class Input_file): Update declarations.
13647 * script.h (read_input_script): Update declaration.
13649 2009-03-10 Nick Clifton <nickc@redhat.com>
13651 * po/es.po: New Spanish translation.
13653 2009-03-06 Cary Coutant <ccoutant@google.com>
13655 * options.cc (parse_short_option): Keep dash_z from registering itself.
13657 2009-03-03 Ian Lance Taylor <iant@google.com>
13660 * target-reloc.h (relocate_section): Pass output_section to
13662 * i386.cc (Target_i386::should_apply_static_reloc): Add
13663 output_section parameter. Change all callers.
13664 (Target_i386::Relocate::relocate): Add output_section parameter.
13665 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13666 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
13667 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
13668 * testsuite/two_file_shared.sh: New script.
13669 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
13670 (check_DATA): Add two_file_shared.dbg.
13671 (two_file_shared.dbg): New target.
13672 * testsuite/Makefile.in: Rebuild.
13674 2009-03-01 Ian Lance Taylor <iant@google.com>
13676 * configure.ac: Check for byteswap.h.
13677 * configure: Rebuild.
13678 * config.in: Rebuild.
13680 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
13682 * layout.cc (Layout::find_or_add_kept_section): New function.
13683 (Layout::add_comdat): Removed.
13684 * layout.h (struct Kept_section): Move out of class Layout.
13685 Remove trailing underscores from field names. Add group_sections
13686 field. Rename group_ field to is_group. Change all uses.
13687 (class Layout): Declare find_or_add_kept_section, not add_comdat.
13688 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
13689 comdat_groups_ field.
13690 (Sized_relobj::include_section_group): Use
13691 find_or_add_kept_section and Kept_section::group_sections.
13692 (Sized_relobj::include_linkonce_section): Likewise.
13693 * object.cc (class Sized_relobj): Don't define Comdat_group or
13694 Comdat_group_table. Remove find_comdat_group and
13695 add_comdat_group. Remove comdat_groups_ field.
13696 * plugin.cc (include_comdat_group): Use
13697 Layout::find_or_add_kept_section.
13699 2009-02-28 Ian Lance Taylor <iant@google.com>
13701 * README: --gc-sections and map files are now supported. Document
13702 some build requirements.
13705 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
13706 relocatable link set the value of the section symbol to zero.
13707 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
13708 relocatable link don't include the section address in the local
13711 2009-02-27 Ian Lance Taylor <iant@google.com>
13714 * options.h (class Search_directory): Add is_system_directory.
13715 (class General_options): Declare is_in_system_directory.
13716 * options.cc (get_relative_sysroot): Make static.
13717 (get_default_sysroot): Make static.
13718 (General_optoins::is_in_system_directory): New function.
13719 * fileread.cc (Input_file::is_in_system_directory): New function.
13720 * fileread.h (class Input_file): Declare is_in_system_directory.
13721 * object.h (class Object): Add is_in_system_directory.
13722 (class Input_objects): Remove system_library_directory_ field.
13723 * object.cc (Input_objects::add_object): Don't set
13724 system_library_directory_.
13725 (input_objects::found_in_system_library_directory): Remove.
13726 * symtab.cc (Symbol_table::write_globals): Remove input_objects
13727 parameter. Change all callers.
13728 (Symbol_table::sized_write_globals): Likewise.
13729 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
13730 Call Object::is_in_system_directory.
13731 * symtab.h (class Symbol_table): Update declarations.
13734 * descriptors.h (Open_descriptor): Add is_on_stack field.
13735 * descriptors.cc (Descriptors::open): If the descriptor is on the
13736 top of the stack, remove it. Initialize is_on_stack field.
13737 (Descriptors::release): Only add pod to stack if it is not on the
13739 (Descriptors::close_some_descriptor): Clear stack_next and
13740 is_on_stack fields.
13743 * output.cc (Output_section::find_starting_output_address): Rename
13744 from starting_output_address; add PADDR parameter; change return
13746 * output.h (class Output_section): Declare
13747 find_starting_output_address instead of starting_output_address.
13748 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
13749 section symbol for which we can't find a merge section.
13752 * symtab.cc (Symbol_table::add_from_object): If the visibility is
13753 hidden or internal, force the symbol to be local.
13754 * resolve.cc (Symbol::override_visibility): Define.
13755 (Symbol::override_base): Use override_visibility.
13756 (Symbol_table::resolve): Likewise.
13757 (Symbol::override_base_with_special): Likewise.
13758 (Symbol_table::override_with_special): If the visibility is hidden
13759 or internal, force the symbol to be local.
13760 * symtab.h (class Symbol): Add set_visibility and
13761 override_visibility.
13762 * testsuite/ver_test_1.sh: New file.
13763 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
13764 (check_DATA): Add ver_test_1.syms.
13765 (ver_test_1.syms): New target.
13766 * testsuite/Makefile.in: Rebuild.
13768 2009-02-25 Cary Coutant <ccoutant@google.com>
13770 * layout.cc (Layout::choose_output_section): Don't rename sections
13771 when using a linker script that has a SECTIONS clause.
13772 * Makefile.in: Regenerate.
13774 * testsuite/Makefile.am (script_test_5.sh): New test case.
13775 * testsuite/Makefile.in: Regenerate.
13776 * testsuite/script_test_5.cc: New file.
13777 * testsuite/script_test_5.sh: New file.
13778 * testsuite/script_test_5.t: New file.
13780 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
13782 * archive.cc (Archive::include_member): Update calls to add_symbols.
13783 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
13784 the Layout argument.
13785 * dynobj.h (do_add_symbols): Add the Layout argument.
13786 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
13788 * object.h (Object::add_symbols): Add the Layout argument.
13789 (Object::do_add_symbols): Add the Layout argument.
13790 (Sized_relobj::do_add_symbols): Add the Layout argument.
13791 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
13792 Unify the two versions.
13793 (Add_plugin_symbols): Remove.
13794 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
13795 (Sized_pluginobj::do_add_symbols): Unify the two versions.
13796 (Add_plugin_symbols): Remove.
13797 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
13798 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
13799 (Add_symbols::run): Make it work with Pulginobj.
13801 2009-02-06 Ian Lance Taylor <iant@google.com>
13803 * object.cc (Sized_relobj::do_layout): Make info message start
13804 with lower case letter.
13806 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
13808 * binary.cc: Fix file comment.
13810 * options.h (enum Incremental_disposition): Define.
13811 (class General_options): Add new options: --incremental,
13812 --incremental_changed, --incremental_unchanged,
13813 --incremental_unknown. Add incremental_disposition_ and
13814 implicit_incremental_ fields.
13815 (General_options::incremental_disposition): New function.
13816 (class Position_dependent_options): Add incremental_disposition
13818 (Position_dependent_options::copy_from_options): Set incremental
13820 * options.cc (General_options::parse_incremental_changed): New
13822 (General_options::parse_incremental_unchanged): New function.
13823 (General_options::parse_incremental_unknown): New function.
13824 (General_options::General_options): Initialize new fields
13825 incremental_disposition_ and implicit_incremental_.
13826 (General_options::finalize): Check for uasge of --incremental-*
13827 without --incremental.
13829 2009-02-06 Chris Demetriou <cgd@google.com>
13831 * gold.h (gold_undefined_symbol): Change to take only a Symbol
13832 pointer and to report location as the file name associated with
13834 (gold_undefined_symbol_at_location): New function to replace the
13835 old gold_undefined_symbol functionality.
13836 * target-reloc.h (relocate_section): Update to use
13837 gold_undefined_symbol_at_location.
13838 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13839 Call gold_undefined_symbol function rather than gold_error.
13840 * errors.h (Errors::undefined_symbol): Take location as a
13841 string, rather than calculating it from a relocation.
13842 * errors.cc (Errors::fatal): Print "fatal error:" before the
13844 (Errors::error, Errors::error_at_location): Print "error: "
13845 before the formatted message.
13846 (Errors::undefined_symbol): Take location as a string, rather
13847 than calculating it from a relocation.
13848 (gold_undefined_symbol_at_location): New function akin to
13849 old gold_undefined_symbol, calculates location from relocation.
13850 (gold_undefined_symbol): Change to take only a Symbol pointer
13851 and to report location as the file name associated with the symbol.
13852 * testsuite/debug_msg.sh: Update for changed error messages.
13853 * testsuite/undef_symbol.sh: Likewise.
13855 2009-02-04 Duncan Sands <baldrick@free.fr>
13858 * reduced_debug_output.h
13859 (Output_reduced_debug_abbrev_section::failed): Use format for
13861 (Output_reduced_debug_info_section::faild): Likewise.
13863 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
13865 * script.cc (Lazy_demangler): New class.
13866 (Version_script_info::get_symbol_version_helper): Demangle a
13869 2009-01-29 Cary Coutant <ccoutant@google.com>
13871 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
13873 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13875 2009-01-28 Ian Lance Taylor <iant@google.com>
13877 * version.cc (version_string): Bump to 1.9.
13879 * gold.h: Include <cstring> and <stdint.h>.
13880 * version.cc: Include <cstdio>.
13881 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
13883 * reduced_debug_output.cc (insert_into_vector): Rename from
13884 Insert_into_vector; change all callers. Use Swap_unaligned to
13885 avoid aliasing issue; remove union since it is unnecessary.
13887 2009-01-27 Sriraman Tallam <tmsriram@google.com>
13889 * Makefile.am (CCFILES): Add gc.cc.
13890 (HFILES): Add gc.h.
13891 * Makefile.in: Regenerate.
13892 * gold.cc (Gc_runner): New class.
13893 (queue_initial_tasks): Call garbage collection related tasks
13894 when corresponding options are invoked.
13895 (queue_middle_gc_tasks): New function.
13896 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
13897 processed early before laying out sections during garbage collection.
13898 * gold.h (queue_middle_gc_tasks): New function.
13899 (is_prefix_of): Move from "layout.cc".
13900 * i386.cc (Target_i386::gc_process_relocs): New function.
13901 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
13902 * main.cc (main): Create object of class "Garbage_collection".
13903 * object.cc (Relobj::copy_symbols_data): New function.
13904 (Relobj::is_section_name_included): New function.
13905 (Sized_relobj::do_layout): Allow this function to be called twice
13906 during garbage collection and defer layout of section during the
13908 * object.h (Relobj::get_symbols_data): New function.
13909 (Relobj::is_section_name_included): New function.
13910 (Relobj::copy_symbols_data): New function.
13911 (Relobj::set_symbols_data): New function.
13912 (Relobj::get_relocs_data): New function.
13913 (Relobj::set_relocs_data): New function.
13914 (Relobj::is_output_section_offset_invalid): New pure virtual function.
13915 (Relobj::gc_process_relocs): New function.
13916 (Relobj::do_gc_process_relocs): New pure virtual function.
13917 (Relobj::sd_): New data member.
13918 (Sized_relobj::is_output_section_offset_invalid): New function.
13919 (Sized_relobj::do_gc_process_relocs): New function.
13920 * options.h (General_options::gc_sections): Modify to not be a no-op.
13921 (General_options::print_gc_sections): New option.
13922 * plugin.cc (Plugin_finish::run): Remove function call to
13923 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
13924 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
13925 * reloc.cc (Read_relocs::run): Add task to process relocs and
13926 determine unreferenced sections when doing garbage collection.
13927 (Gc_process_relocs): New class.
13928 (Sized_relobj::do_gc_process_relocs): New function.
13929 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
13930 sections that are garbage collected.
13931 * reloc.h (Gc_process_relocs): New class.
13932 * sparc.cc (Target_sparc::gc_process_relocs): New function.
13933 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
13934 symbols whose corresponding sections are garbage collected.
13935 (Symbol_table::Symbol_table): Add new parameter for the garbage
13937 (Symbol_table::gc_mark_undef_symbols): New function.
13938 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13939 (Symbol_table::gc_mark_dyn_syms): New function.
13940 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
13942 (Symbol_table::add_from_object): Likewise.
13943 (Symbol_table::add_from_relobj): When building shared objects, do not
13944 treat externally visible symbols as garbage.
13945 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
13946 table information for static and relocatable links.
13947 * symtab.h (Symbol_table::set_gc): New function.
13948 (Symbol_table::gc): New function.
13949 (Symbol_table::gc_mark_undef_symbols): New function.
13950 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13951 (Symbol_table::gc_mark_dyn_syms): New function.
13952 (Symbol_table::gc_): New data member.
13953 * target.h (Sized_target::gc_process_relocs): New pure virtual
13955 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
13956 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
13958 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
13960 * options.h (General_options::gc_sections): Define as a no-op for now.
13961 (General_options::no_keep_memory): Ditto.
13962 (General_options::Bshareable): Define.
13963 * options.cc (General_options::finalize): Honor -Bshareable.
13965 2009-01-20 Andreas Schwab <schwab@suse.de>
13967 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
13968 read the value in the contents, since we don't use it. Use the
13969 template endianness when writing.
13970 (Relocate::relocate): Use it for R_PPC_REL16_HA.
13972 2009-01-19 Andreas Schwab <schwab@suse.de>
13974 * configure.tgt (powerpc64-*): Fix targ_obj.
13976 2009-01-15 Ian Lance Taylor <iant@google.com>
13978 * object.cc (Sized_relobj::write_local_symbols): Don't write out
13979 local symbols when stripping all symbols.
13981 2009-01-14 Cary Coutant <ccoutant@google.com>
13983 * output.cc (Output_reloc): Add explicit instantiations.
13985 2009-01-14 Cary Coutant <ccoutant@google.com>
13987 * archive.cc (Archive::get_elf_object_for_member): Remove call
13988 to File_read::claim_for_plugin.
13989 * descriptors.cc (Descriptors::open): Remove reference to
13991 (Descriptors::claim_for_plugin): Remove.
13992 * descriptors.h (Descriptors::claim_for_plugin): Remove.
13993 (Descriptors::is_claimed): Remove.
13994 (claim_descriptor_for_plugin): Remove.
13995 * fileread.cc (File_read::claim_for_plugin): Remove.
13996 * fileread.h (File_read::claim_for_plugin): Remove.
13997 (File_read::descriptor): Reopen descriptor if necessary.
13998 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
13999 (Plugin_manager::all_symbols_read): Add task parameter. Change
14001 (Plugin_manager::get_input_file): New function.
14002 (Plugin_manager::release_input_file): New function.
14003 (Pluginobj::Pluginobj): Add filesize parameter and initialize
14004 corresponding data member.
14005 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
14006 and pass to base constructor. Change all callers.
14007 (get_input_file, release_input_file): New functions.
14008 (make_sized_plugin_object): Add filesize parameter. Change all callers.
14009 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
14010 (Plugin_manager::all_symbols_read): Add task parameter.
14011 (Plugin_manager::get_input_file): New function.
14012 (Plugin_manager::release_input_file): New function.
14013 (Plugin_manager::task_): New data member.
14014 (Pluginobj::Pluginobj): Add filesize parameter.
14015 (Pluginobj::filename): New function.
14016 (Pluginobj::descriptor): New function.
14017 (Pluginobj::filesize): New function.
14018 (Pluginobj::filesize_): New data member.
14019 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
14020 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
14021 File_read::claim_for_plugin; use Object::unlock to unlock the file.
14023 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
14024 with archive libraries.
14025 * testsuite/Makefile.in: Regenerate.
14026 * testsuite/plugin_test.c (struct sym_info): New type.
14027 (get_input_file, release_input_file): New static variables.
14028 (onload): Capture new transfer vector entries.
14029 (claim_file_hook): Stop reading at end of file according to filesize.
14030 Factor out parsing of readelf output into separate function.
14031 (all_symbols_read_hook): Exercise get_input_file and release_input_file
14032 APIs and get the source file name from the symbol table. Convert
14033 source file name to corresponding object file name. Print info
14034 message when adding new input files.
14035 (parse_readelf_line): New function.
14036 * testsuite/plugin_test_1.sh: Add checks for new info messages.
14037 * testsuite/plugin_test_2.sh: Likewise.
14038 * testsuite/plugin_test_3.sh: Likewise.
14039 * testsuite/plugin_test_4.sh: New test case.
14041 2009-01-07 Ian Lance Taylor <iant@google.com>
14043 * version.cc (version_string): Bump to 1.8.
14045 2008-12-23 Cary Coutant <ccoutant@google.com>
14047 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
14048 * plugin.cc (Plugin_manager::finish): Rename as
14049 layout_deferred_objects. Move cleanup to separate function.
14050 (Plugin_manager::cleanup): New function.
14051 (Plugin_finish::run): Call layout_deferred_objects and cleanup
14053 * plugin.h (Plugin_manager::finish): Rename as
14054 layout_deferred_objects.
14055 (Plugin_manager::cleanup): New function.
14056 (Plugin_manager::cleanup_done): New field.
14058 2008-12-23 Cary Coutant <ccoutant@google.com>
14060 * plugin.cc (is_visible_from_outside): New function.
14061 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
14062 so we don't return "IR only" status for exported symbols or -r links.
14064 * testsuite/Makefile.am (plugin_test_3): New test case.
14065 * testsuite/Makefile.in: Regenerate.
14066 * testsuite/plugin_test_3.sh: New file.
14068 2008-12-22 Cary Coutant <ccoutant@google.com>
14070 * object.cc (Sized_relobj::layout_section): New function.
14071 (Sized_relobj::do_layout): Defer layout of input sections until after
14072 plugin has provided replacement files.
14073 (Sized_relobj::do_layout_deferred_sections): New function.
14074 * object.h (Relobj::set_section_offset): Remove virtual keyword.
14075 (Relobj::layout_deferred_sections): New function.
14076 (Relobj::do_layout_deferred_sections): New function.
14077 (Sized_relobj::do_layout_deferred_sections): New function.
14078 (Sized_relobj::layout_section): New function.
14079 (Sized_relobj::Deferred_layout): New structure.
14080 (Sized_relobj::deferred_layout_): New field.
14081 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
14082 Change all callers. Layout deferred sections.
14083 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
14085 (Plugin_hook::run): Move code from do_plugin_hook inline.
14086 (Plugin_hook::do_plugin_hook): Remove.
14087 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
14088 (Plugin_manager::finish): Renamed, was cleanup.
14089 (Plugin_manager::should_defer_layout): New function.
14090 (Plugin_manager::add_deferred_layout_object): New function.
14091 (Plugin_manager::Deferred_layout_list): New type.
14092 (Plugin_manager::deferred_layout_objects_): New field.
14093 (Plugin_hook::do_plugin_hook): Remove.
14095 2008-12-17 Ian Lance Taylor <iant@google.com>
14097 * options.h (class General_options): Add --no case for
14100 2008-12-16 Cary Coutant <ccoutant@google.com>
14102 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
14104 (Plugin_manager::claim_file): Create plugin object even if
14105 plugin did not call the add_symbols callback.
14106 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
14107 asking for more symbols than were added.
14108 * testsuite/Makefile.am (plugin_test_1): Add test case with
14110 (empty.syms): New target.
14111 * testsuite/Makefile.in: Regenerate.
14112 * testsuite/plugin_test.c (claim_file_hook): Add new debug
14113 message. Don't call add_symbols if no globals.
14114 (all_symbols_read_hook): Don't provide replacement for empty
14117 2008-12-12 Ian Lance Taylor <iant@google.com>
14119 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
14120 r_type == 0 for a local symbol with r_sym == 0.
14121 (scan_relocatable_relocs): Pass r_sym to
14122 local_non_section_strategy.
14123 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
14126 * configure.ac: Update test for TLS descriptors: they are
14127 supported as of glibc 2.9.
14128 * configure: Rebuild.
14130 2008-12-11 Ian Lance Taylor <iant@google.com>
14133 * target-reloc.h (Default_scan_relocatable_relocs): For each
14134 function, map r_type == 0 to RELOC_DISCARD.
14136 2008-12-10 Cary Coutant <ccoutant@google.com>
14138 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
14139 object to override a kept COMDAT group from a plugin object.
14141 2008-12-09 Ian Lance Taylor <iant@google.com>
14144 * yyscript.y (file_cmd): Handle INPUT.
14146 * testsuite/initpri1.c: Change all declarations to be full
14147 prototypes by adding void, to avoid compiler warnings.
14149 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
14151 * options.cc (General_options::parse_plugin_opt): New.
14152 (General_options::add_plugin): The argument now is just the filename.
14153 (General_options::add_plugin_option): New.
14154 * options.h (plugin_opt): New.
14155 (add_plugin): Change argument name.
14156 (add_plugin_option): New.
14157 * plugin.cc (Plugin::load): Don't parse the plugin option.
14158 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
14159 (Plugin::add_option): New.
14160 (Plugin::args_): Change type.
14161 (Plugin::filename_): New.
14162 (Plugin_manager::add_plugin_option): New.
14163 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
14164 * testsuite/Makefile.in: Regenerate.
14166 2008-12-05 Cary Coutant <ccoutant@google.com>
14168 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
14169 Handle --strip-lto-sections option.
14170 * options.h (strip_lto_sections): New option.
14172 2008-12-01 Cary Coutant <ccoutant@google.com>
14174 * plugin.cc (ld_plugin_message): Change format parameter to const.
14175 Fix mismatch between new[] and delete.
14177 2008-11-14 Cary Coutant <ccoutant@google.com>
14179 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
14182 2008-11-05 Craig Silverstein <csilvers@google.com>
14184 * options.cc (General_options::parse_dynamic_list): New function.
14185 * options.h (General_options): New flags dynamic_list,
14186 dynamic_list_data, dynamic_list_cpp_new, and
14187 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
14188 (General_options::in_dynamic_list): New function.
14189 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
14190 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
14191 (Lex::can_continue_name): Likewise.
14193 (read_script_file): New parameter script_options.
14194 (read_dynamic_list): New function.
14195 (Script_options::define_dynamic_list): New function.
14196 (dynamic_list_keyword_parsecodes): New variable.
14197 (dynamic_list_keywords): New variable.
14198 * script.h (Script_options::define_dynamic_list): New function
14200 (read_dynamic_list): New function prototype.
14201 * symtab.cc (strprefix): New macro.
14202 (Symbol::should_add_dynsym_entry): Support dynamic_list,
14203 dynamic_list_data, dynamic_list_cpp_new, and
14204 dynamic_list_cpp_typeinfo.
14205 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
14206 (dynamic_list_expr): New rule.
14207 (dynamic_list_nodes): Likewise.
14208 (dynamic_list_node): Likewise.
14209 * testsuite/Makefile.am (dynamic_list): New test.
14210 * testsuite/Makefile.in: Regenerated.
14211 * testsuite/dynamic_list.t: New file.
14212 * testsuite/dynamic_list.sh: New file.
14214 2008-11-05 Craig Silverstein <csilvers@google.com>
14216 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
14217 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
14218 (t11_last): Likewise.
14219 * testsuite/ver_test_6.c (main): Likewise.
14221 2008-10-07 Cary Coutant <ccoutant@google.com>
14223 * options.c (General_options::finalize): Add check for -static and
14225 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
14228 2008-10-02 Cary Coutant <ccoutant@google.com>
14230 * plugin.cc (make_sized_plugin_object): Fix conditional
14231 compilation to work when not all targets are enabled.
14233 2008-09-29 Cary Coutant <ccoutant@google.com>
14235 * archive.cc (Archive::get_file_and_offset): Use filename instead
14236 of name to get library path.
14237 (Archive::include_member): Unlock external member of a thin archive.
14239 * testsuite/Makefile.am (TEST_AR): New variable.
14240 (thin_archive_test_1): New test.
14241 (thin_archive_test_2): New test.
14242 * testsuite/Makefile.in: Regenerate.
14243 * testsuite/thin_archive_main.cc: New file.
14244 * testsuite/thin_archive_test_1.cc: New file.
14245 * testsuite/thin_archive_test_2.cc: New file.
14246 * testsuite/thin_archive_test_3.cc: New file.
14247 * testsuite/thin_archive_test_4.cc: New file.
14249 2008-09-29 Cary Coutant <ccoutant@google.com>
14251 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
14252 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
14254 (Sized_relobj::do_finalize_local_symbols): Likewise.
14255 (Sized_relobj::map_to_kept_section): Likewise.
14256 * object.h (Sized_relobj::invalid_address): New constant.
14257 (Sized_relobj::do_output_section_offset): Check for invalid_address
14259 * output.cc (Output_reloc::local_section_offset): Use constant
14260 invalid_address instead of -1U.
14261 (Output_reloc::get_address): Likewise.
14262 (Output_section::output_address): Change -1U to -1ULL.
14263 * output.h (Output_reloc::invalid_address): New constant.
14264 * reloc.cc (Sized_relobj::write_sections): Use constant
14265 invalid_address instead of -1U.
14266 (Sized_relobj::relocate_sections): Likewise.
14267 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
14268 values for merge sections.
14269 * target-reloc.h (relocate_for_relocatable): Use constant
14270 invalid_address instead of -1U.
14272 2008-09-19 Cary Coutant <ccoutant@google.com>
14274 Add plugin functionality for link-time optimization (LTO).
14275 * configure.ac (plugins): Add --enable-plugins option.
14276 * configure: Regenerate.
14277 * config.in: Regenerate.
14278 * Makefile.am (LIBDL): New variable.
14279 (CCFILES): Add plugin.cc.
14280 (HFILES): Add plugin.h.
14281 (ldadd_var): Add LIBDL.
14282 * Makefile.in: Regenerate.
14284 * archive.cc: Include "plugin.h".
14285 (Archive::setup): Don't preread archive symbols when using a plugin.
14286 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
14287 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
14289 (Archive::include_member): Add symbols from plugin objects.
14290 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
14291 * descriptors.cc (Descriptors::open): Check for file descriptors
14292 abandoned by plugins.
14293 (Descriptors::claim_for_plugin): New function.
14294 * descriptors.h (Descriptors::claim_for_plugin): New function.
14295 (Open_descriptor::is_claimed): New field.
14296 (claim_descriptor_for_plugin): New function.
14297 * fileread.cc (File_read::claim_for_plugin): New function.
14298 * fileread.h (File_read::claim_for_plugin): New function.
14299 (File_read::descriptor): New function.
14300 * gold.cc: Include "plugin.h".
14301 (queue_initial_tasks): Add task to call plugin hooks for generating
14303 * main.cc: Include "plugin.h".
14304 (main): Load plugin libraries.
14305 * object.h (Pluginobj): Declare.
14306 (Object::pluginobj): New function.
14307 (Object::do_pluginobj): New function.
14308 (Object::set_target): New function.
14309 * options.cc: Include "plugin.h".
14310 (General_options::parse_plugin): New function.
14311 (General_options::General_options): Initialize plugins_ field.
14312 (General_options::add_plugin): New function.
14313 * options.h (Plugin_manager): Declare.
14314 (General_options): Add --plugin option.
14315 (General_options::has_plugins): New function.
14316 (General_options::plugins): New function.
14317 (General_options::add_plugin): New function.
14318 (General_options::plugins_): New field.
14319 * plugin.cc: New file.
14320 * plugin.h: New file.
14321 * readsyms.cc: Include "plugin.h".
14322 (Read_symbols::do_read_symbols): Check for archive before checking
14323 for ELF file. Call plugin hooks to claim files.
14324 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
14325 from a real object file; force override when processing replacement
14327 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
14328 (Symbol::init_base_object): Likewise.
14329 (Symbol::init_base_output_data): Likewise.
14330 (Symbol::init_base_output_segment): Likewise.
14331 (Symbol::init_base_constant): Likewise.
14332 (Symbol::init_base_undefined): Likewise.
14333 (Symbol::output_section): Assert that object is not a plugin.
14334 (Symbol_table::add_from_pluginobj): New function.
14335 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
14337 (Symbol_table::sized_write_globals): Likewise.
14338 (Symbol_table::add_from_pluginobj): Instantiate template.
14339 * symtab.h (Sized_pluginobj): Declare.
14340 (Symbol::in_real_elf): New function.
14341 (Symbol::set_in_real_elf): New function.
14342 (Symbol::in_real_elf_): New field.
14343 (Symbol_table::add_from_pluginobj): New function.
14345 * testsuite/Makefile.am (AM_CFLAGS): New variable.
14346 (LIBDL): New variable.
14347 (LDADD): Add LIBDL.
14348 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
14349 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
14350 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
14351 (MOSTLYCLEANFILES): Likewise.
14352 * testsuite/Makefile.in: Regenerate.
14353 * testsuite/plugin_test.c: New file.
14354 * testsuite/plugin_test_1.sh: New file.
14355 * testsuite/plugin_test_2.sh: New file.
14357 2008-09-16 Ian Lance Taylor <iant@google.com>
14359 * target-reloc.h (relocate_section): Check whether a symbol is
14360 defined by the ABI before reporting an undefined symbol error.
14361 * target.h (Target::is_defined_by_abi): Make parameter const.
14362 (Target::do_is_defined_by_abi): Likewise.
14363 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
14364 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
14365 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
14366 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
14367 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
14368 * testsuite/Makefile.in: Rebuild.
14370 * fileread.cc (make_view): Add casts to avoid warning.
14372 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
14374 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
14375 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
14377 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
14379 * options.h (General_options::output_is_executable): New.
14380 (General_options::output_is_pie): New.
14381 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
14382 for shared libraries.
14383 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
14385 2008-09-11 Chris Demetriou <cgd@google.com>
14387 * options.h (origin): New -z option.
14388 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
14389 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
14392 2008-09-05 Cary Coutant <ccoutant@google.com>
14394 * fileread.cc (File_read::make_view): Add check for attempt to map
14395 beyond end of file.
14397 2008-09-05 Cary Coutant <ccoutant@google.com>
14399 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
14400 explicit instantiations.
14402 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
14405 * options.cc (General_options::finalize): Allow undefined symbols
14406 in shlibs if linking -shared.
14409 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
14410 symbols as not needing a dynsym entry.
14412 2008-08-20 Craig Silverstein <csilvers@google.com>
14414 * fileread.cc (File_read::open): Do not lock the file unless it
14415 was successfully opened.
14417 2008-08-14 Cary Coutant <ccoutant@google.com>
14419 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
14420 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
14421 * testsuite/tls_test.cc (struct int128): 128-bit struct
14422 for testing TLS relocs with non-zero addend.
14423 (v12): New TLS variable.
14425 (t_last): Add check for v12.
14426 * testsuite/tls_test.h (t12): New function.
14427 * testsuite/tls_test_main.cc (thread_routine): Call new test.
14429 2008-08-13 Ian Lance Taylor <iant@google.com>
14431 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
14432 set tls_segment_ or relro_segment_.
14433 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
14435 * output.h (Output_section::clear_is_relro): New function.
14436 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
14437 sections specially even when output_data_ is empty.
14438 (Output_segment::maximum_alignment): When first section is relro,
14439 only force alignment for PT_LOAD segments.
14440 * script.cc (script_data_segment_align): New function.
14441 (script_data_segment_relro_end): New function.
14442 * script-c.h (script_data_segment_align): Declare.
14443 (script_data_segment_relro_end): Declare.
14444 * script-sections.h (class Script_sections): Declare
14445 data_segment_align and data_segment_relro_end. Add fields
14446 segment_align_index_ and saw_relro_end_.
14447 * script-sections.cc (class Sections_element): Add set_is_relro
14448 virtual function. Add new bool* parameter to place_orphan_here.
14449 Add get_output_section virtual function.
14450 (class Output_section_definition): Add set_is_relro. Add new
14451 bool* parameter to place_orphan_here. Add get_output_section.
14452 Add is_relro_ field.
14453 (Output_section_definition::Output_section_definition): Initialize
14454 evaluated_address_, evaluated_load_address, evaluated_addralign_,
14455 and is_relro_ fields.
14456 (Output_section_definition::place_orphan_here): Add is_relro
14458 (Output_section_definition::set_section_addresses): Set relro for
14460 (Output_section_definition::alternate_constraint): Likewise.
14461 (class Orphan_output_section): Add new bool* parameter to
14462 place_orphan_here. Add get_output_section.
14463 (Orphan_output_section::place_orphan_here): Add is_relro
14465 (Script_sections::Script_sections): Initialize
14466 data_segment_align_index_ and saw_relro_end_.
14467 (Script_sections::data_segment_align): New function.
14468 (Script_sections::data_segment_relro_end): New function.
14469 (Script_sections::place_orphan): Set or clear is_relro.
14470 (Script_sections::set_section_addresses): Force alignment of first
14472 * yyscript.y (exp): Call script_data_segment_align and
14473 script_data_segment_relro_end.
14474 * testsuite/relro_script_test.t: New file.
14475 * testsuite/relro_test.cc (using_script): Declare.
14476 (t1, t2): Test using_script.
14477 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
14478 (relro_script_test_SOURCES): Define.
14479 (relro_script_test_DEPENDENCIES): Define.
14480 (relro_script_test_LDFLAGS): Define.
14481 (relro_script_test_LDADD): Define.
14482 (relro_script_test.so): New target.
14483 * testsuite/Makefile.in: Rebuild.
14485 2008-08-06 Cary Coutant <ccoutant@google.com>
14487 * archive.cc (Archive::total_archives, Archive::total_members)
14488 (Archive::total_members_loaded): New variables.
14489 (Archive::setup): Add parameter. Add option to preread
14491 (Archive::read_armap): Add counter.
14492 (Archive::get_file_and_offset): New function.
14493 (Archive::get_elf_object_for_member): New function.
14494 (Archive::read_all_symbols): New function.
14495 (Archive::read_symbols): New function.
14496 (Archive::add_symbols): Add counters.
14497 (Archive::include_all_members): Use armap to find members if it's
14499 (Archive::include_member): Skip reading symbols if already read.
14500 Factored code into Archive::get_file_and_offset and
14501 Archive::get_elf_object_for_member. Changed call to
14502 Mapfile::report_include_archive_member.
14503 (Archive::print_stats): New function.
14504 * archive.h: Declare Object and Read_symbols_data classes.
14505 (Archive::Archive): Add initializers for new members.
14506 (Archive::setup): Add parameter.
14507 (Archive::print_stats): New function.
14508 (Archive::total_archives, Archive::total_members)
14509 (Archive::total_members_loaded): New variables.
14510 (Archive::get_file_and_offset): New function.
14511 (Archive::get_elf_object_for_member): New function.
14512 (Archive::read_all_symbols): New function.
14513 (Archive::read_symbols): New function.
14514 (Archive::Archive_member): New class.
14515 (Archive::members_): New member.
14516 (Archive::num_members_): New member.
14517 * main.cc: Include archive.h.
14518 (main): Call Archive::print_stats.
14519 * mapfile.cc (Mapfile::report_include_archive_member): Delete
14520 archive parameter; member_name is now the fully-decorated name.
14521 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
14522 * options.h: (General_options): Add --preread-archive-symbols option.
14523 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
14526 2008-08-04 Ian Lance Taylor <iant@google.com>
14528 * symtab.h (Symbol::use_plt_offset): New function.
14529 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
14530 * powerpc.cc (Relocate::relocate): Likewise.
14531 * sparc.cc (Relocate::relocate): Likewise.
14532 * x86_64.cc (Relocate::relocate): Likewise.
14533 * testsuite/weak_plt.sh: New test.
14534 * testsuite/weak_plt_main.cc: New test.
14535 * testsuite/weak_plt_shared.cc: New test.
14536 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
14537 (check_PROGRAMS): Add weak_plt.
14538 (check_DATA): Add weak_plt_shared.so.
14539 (weak_plt_main_pic.o, weak_plt): New targets.
14540 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
14541 * testsuite/Makefile.in: Rebuild.
14543 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
14545 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
14546 * testsuite/Makefile.in: Rebuild.
14548 2008-08-04 Alan Modra <amodra@bigpond.net.au>
14550 * Makefile.am (POTFILES.in): Set LC_ALL=C.
14551 * Makefile.in: Regenerate.
14552 * po/POTFILES.in: Regenerate.
14554 2008-07-29 Ian Lance Taylor <iant@google.com>
14556 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
14557 symbols before other symbols.
14558 * testsuite/script_test_2.cc (test_addr): Declare.
14559 (test_addr_alias): Declare.
14560 (main): Check that test_addr and test_addr_alias have the right
14562 * testsuite/script_test_2.t: Define test_addr_alias and
14565 2008-07-24 Ian Lance Taylor <iant@google.com>
14568 * descriptors.cc: New file.
14569 * descriptors.h: New file.
14570 * gold-threads.h (class Hold_optional_lock): New class.
14571 * fileread.cc: Include "descriptors.h".
14572 (File_read::~File_read): Release descriptor rather than closing
14574 (File_read::open) [file]: Call open_descriptor rather than open.
14575 Set is_descriptor_opened_.
14576 (File_read::open) [memory]: Assert that descriptor is not open.
14577 (File_read::reopen_descriptor): New function.
14578 (File_read::release): Release descriptor.
14579 (File_read::do_read): Make non-const. Reopen descriptor.
14580 (File_read::read): Make non-const.
14581 (File_read::make_view): Reopen descriptor.
14582 (File_read::do_readv): Likewise.
14583 * fileread.h (class File_read): Add is_descriptor_opened_ field.
14584 Update declarations.
14585 * layout.cc: Include "descriptors.h".
14586 (Layout::create_build_id): Use open_descriptor rather than open.
14587 * output.cc: Include "descriptors.h".
14588 (Output_file::open): Use open_descriptor rather than open.
14589 * archive.cc (Archive::const_iterator): Change Archive to be
14591 (Archive::begin, Archive::end): Make non-const.
14592 (Archive::count_members): Likewise.
14593 * archive.h (class Archive): Update declarations.
14594 * object.h (Object::read): Make non-const.
14595 * Makefile.am (CCFILES): Add descriptors.cc.
14596 (HFILES): Add descriptors.h.
14597 * Makefile.in: Rebuild.
14600 * gold.h: Always include <clocale>. Add Solaris workarounds
14601 following code in binutils/sysdep.h.
14604 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
14605 this->eh_frame_hdr_ is NULL before using it.
14607 * dynobj.cc (Versions::Versions): Update comment.
14609 * dynobj.cc (Versions::Versions): If there is an soname, use it as
14610 the base version name.
14612 * stringpool.cc (Stringpool_template::add_with_length): Set key to
14613 array size plus one.
14614 (Stringpool_template::set_string_offsets): Subtract one from key
14615 before using it as an array index.
14616 (Stringpool_template::get_offset_with_length): Likewise.
14617 (Stringpool_template::write_to_buffer): Likewise.
14618 * stringpool.h (Stringpool_template::get_offset_from_key):
14621 2008-07-23 Ian Lance Taylor <iant@google.com>
14624 * object.h (Merged_symbol_value::value): Do our best to handle a
14628 * script.cc (Version_script_info::get_versions): Don't add empty
14629 version tag to return value.
14630 (Version_script_info::get_symbol_version_helper): Change return
14631 type to bool. Add pversion parameter. Change all callers.
14632 (script_register_vers_node): Don't require a non-NULL tag.
14633 * script.h (class Version_script_info): Update declarations.
14634 (Version_script_info::get_symbol_version): Change return type to
14635 bool. Add version parameter. Change all callers.
14636 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
14637 handling. Handle an empty version from a version script.
14638 (Symbol_table::define_special_symbol): Likewise.
14639 * testsuite/ver_test_10.script: New file.
14640 * testsuite/ver_test_10.sh: New file.
14641 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
14642 (check_DATA): Add ver_test_10.syms.
14643 (ver_test_10.syms, ver_test_10.so): New target.
14644 * testsuite/Makefile.in: Rebuild.
14646 2008-07-23 Simon Baldwin <simonb@google.com>
14648 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
14649 to zero for undefined symbols from dynamic libraries.
14651 2008-07-23 Ian Lance Taylor <iant@google.com>
14653 * symtab.cc (Symbol_table::resolve): Remove version parameter.
14654 Change all callers.
14655 * symtab.h (class Symbol_table): Update declaration.
14656 * testsuite/ver_test_9.cc: New file.
14657 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
14658 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
14659 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
14660 (ver_test_9.so, ver_test_9.o): New targets.
14661 * testsuite/Makefile.in: Rebuild.
14663 2008-07-22 Ian Lance Taylor <iant@google.com>
14665 * options.h (class General_options): Define --check-sections.
14666 * layout.cc (Layout::set_segment_offsets): Handle
14669 * options.h (class General_options): Define -n/--nmagic and
14671 * options.cc (General_options::finalize): For -n/--nmagic or
14672 -N/--omagic, set -static.
14673 * layout.cc (Layout::attach_allocated_section_to_segment): If
14674 -N/--omagic, don't put read-only and read-write sections in
14675 different segments.
14676 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
14677 finding a read-only segment.
14678 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
14679 don't set the minimum segment alignment to the common page size,
14680 and don't set the file offset to the address modulo the page size.
14681 * script-sections.cc (Script_sections::create_segments): If
14682 -n/--omagic, don't put read-only and read-write sections in
14683 different segments.
14685 * cref.cc: New file.
14686 * cref.h: New file.
14687 * options.h (class General_options): Add --print-symbol-counts.
14688 * main.cc (main): Issue defined symbol report if requested.
14689 * archive.cc (Archive::interpret_header): Make into a const member
14691 (Archive::add_symbols): Call Input_objects::archive_start and
14693 (Archive::const_iterator): Define new class.
14694 (Archive::begin, Archive::end): New functions.
14695 (Archive::include_all_members): Rewrite to use iterator.
14696 (Archive::count_members): New function.
14697 * archive.h (class Archive): Update declarations.
14698 (Archive::filename): New function.
14699 * object.cc: Include "cref.h".
14700 (Sized_relobj::Sized_relobj): Initialize defined_count_.
14701 (Sized_relobj::do_get_global_symbol_counts): New function.
14702 (Input_objects::add_object): Add object to cross-referencer.
14703 (Input_objects::archive_start): New function.
14704 (Input_objects::archive_stop): New function.
14705 (Input_objects::print_symbol_counts): New function.
14706 * object.h: Declare Cref and Archive.
14707 (Object::get_global_symbol_counts): New function.
14708 (Object::do_get_global_symbol_counts): New pure virtual function.
14709 (class Sized_relobj): Add defined_count_ field. Update
14711 (class Input_objects): Add cref_ field. Update constructor.
14712 Update declarations.
14713 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
14715 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
14717 (Sized_dynobj::do_get_global_symbol_counts): New function.
14718 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
14719 defined_count_. Update declarations. Define Symbols typedef.
14720 * symtab.cc (Symbol_table::add_from_relobj): Add defined
14721 parameter. Change all callers.
14722 (Symbol_table::add_from_dynobj): Add sympointers and defined
14723 parameters. Change all callers.
14724 * symtab.h (class Symbol_table): Update declarations.
14725 * Makefile.am (CCFILES): Add cref.cc.
14726 (HFILES): Add cref.h.
14727 * Makefile.in: Rebuild.
14729 2008-07-22 Simon Baldwin <simonb@google.com>
14731 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
14732 to zero when writing undefined symbols.
14734 2008-07-22 Ian Lance Taylor <iant@google.com>
14736 * output.cc (Output_section::add_input_section): Don't try to
14737 merge empty merge sections.
14739 2008-07-21 Craig Silverstein <csilvers@google.com>
14741 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
14742 Include symbol version in error message.
14744 2008-07-20 Chris Demetriou <cgd@google.com>
14746 * configure.ac (gold_cv_c_random_seed): New configured variable.
14747 (RANDOM_SEED_CFLAGS): New substituted variable.
14748 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
14749 * configure: Rebuild.
14750 * Makefile.in: Likewise.
14751 * testsuite/Makefile.in: Likewise.
14753 2008-07-18 Ian Lance Taylor <iant@google.com>
14755 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
14756 where we see NAME/NULL and NAME/VERSION as separate symbols.
14757 * testsuite/ver_test_main.cc (main): Call t4.
14758 (t4, t4_2a): Define.
14759 * testsuite/ver_test_2.cc (t4_2): Define.
14760 * testsuite/ver_test_2.script: Put t4_2a in VER2.
14761 * testsuite/ver_test_4.cc (t4_2a): Define.
14762 * testsuite/ver_test_4.script: Put t4_2a in VER2.
14763 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
14765 2008-07-17 Ian Lance Taylor <iant@google.com>
14767 * dynobj.cc (Versions::add_def): If we give an error about a
14768 missing version, go ahead and create the version anyhow.
14770 2008-07-10 Ian Lance Taylor <iant@google.com>
14772 Handle output sections with more than 0x7fffffff bytes.
14773 * object.h (class Relobj): Change map_to_output_ to
14774 output_sections_, and just keep a section pointer. Change all
14775 uses. Move comdat group support to Sized_relobj.
14776 (Relobj::is_section_specially_mapped): Remove.
14777 (Relobj::output_section): Remove poff parameter. Change all
14779 (Relobj::output_section_offset): New function.
14780 (Relobj::set_section_offset): Rewrite.
14781 (Relobj::map_to_output): Remove.
14782 (Relobj::output_sections): New function.
14783 (Relobj::do_output_section_offset): New pure virtual function.
14784 (Relobj::do_set_section_offset): Likewise.
14785 (class Sized_relobj): Add section_offsets_ field. Add comdat
14786 group support from Relobj. Update declarations.
14787 (Sized_relobj::get_output_section_offset): New function.
14788 (Sized_relobj::do_output_section_offset): New function.
14789 (Sized_relobj::do_set_section_offset): New function.
14790 * object.cc (Relobj::output_section_address): Remove.
14791 (Sized_relobj::Sized_relobj): Initialize new fields.
14792 (Sized_relobj::include_section_group): Cast find_kept_object to
14794 (Sized_relobj::include_linkonce_section): Likewise.
14795 (Sized_relobj::do_layout): Use separate arrays for output section
14797 (Sized_relobj::do_count_local_symbols): Change map_to_output to
14799 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
14800 output_sections and section_offsets.
14801 (Sized_relobj::write_local_symbols): Likewise.
14802 (map_to_kept_section): Compute output address directly.
14803 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
14804 output_sections and section_offsets.
14805 (Sized_relobj::write_sections): Likewise.
14806 (Sized_relobj::relocate_sections): Likewise.
14807 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
14808 * output.h (class Output_reloc): Update declarations. Change
14809 u2_.relobj to Sized_relobj*.
14810 (class Output_data_reloc): Change add functions to use
14812 * output.cc (Output_reloc::Output_reloc): Change relobj to
14814 (Output_reloc::local_section_offset): Change return type to
14815 Elf_Addr. Use get_output_section_offset.
14816 (Output_reloc::get_address): Likewise.
14817 (Output_section::is_input_address_mapped): Don't call
14818 is_section_specially_mapped.
14819 (Output_section::output_offset): Likewise.
14820 (Output_section::output_address): Likewise.
14821 (Output_section::starting_output_address): Likewise.
14822 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
14823 parameter to Sized_relobj*.
14824 (Copy_relocs::need_copy_reloc): Likewise.
14825 (Copy_relocs::save): Likewise.
14826 * copy-relocs.h (class Copy_relocs): Update declarations.
14827 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
14828 Sized_relobj*. Change relobj_ field to Sized_relobj*.
14829 * target-reloc.h (relocate_for_relocatable): Change
14830 offset_in_output_section type to Elf_Addr. Change code that uses
14832 * layout.cc (Layout::layout): Always set *off.
14833 * mapfile.cc (Mapfile::print_input_section): Use
14834 output_section_offset.
14835 * i386.cc (Target_i386::copy_reloc): Change object parameter to
14837 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
14838 * sparc.cc (Target_sparc::copy_reloc): Likewise.
14839 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
14841 2008-07-03 Ian Lance Taylor <iant@google.com>
14843 * layout.cc (Layout::include_section): Do not discard unrecognized
14844 SHT_STRTAB sections.
14846 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
14848 * script.cc (Lex::can_continue_name): Make '?' allowable in
14849 version-script names.
14850 * testsuite/version_script.map: Change glob pattern to use '?'
14852 2008-06-30 Manish Singh <yosh@gimp.org>
14855 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
14858 2008-06-30 Ian Lance Taylor <iant@google.com>
14862 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
14863 versions]: Don't try to read the value in the contents, since we
14864 don't use it. Use the template endianness when writing.
14866 2008-06-25 Cary Coutant <ccoutant@google.com>
14868 * fileread.cc (File_read::make_view): Assert on zero-length view.
14869 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
14870 symbol table when there are no symbols to read.
14872 2008-06-23 Craig Silverstein <csilvers@google.com>
14874 * version.cc (version_string): Bump to 1.7
14876 2008-06-18 Craig Silverstein <csilvers@google.com>
14878 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
14879 constant 0xFFFF to type Valtype.
14880 (Powerpc_relocate_functions::rel16_ha): Likewise.
14882 2008-06-17 Ian Lance Taylor <iant@google.com>
14884 * output.h (Output_section::Input_section): Initialize p2align_ to
14885 zero for Output_section_data constructors.
14886 (Output_section::Input_section::addralign): If not an input
14887 section, return the alignment of the Output_section_data.
14888 * testsuite/copy_test.cc: New file.
14889 * testsuite/copy_test_1.cc: New file.
14890 * testsuite/copy_test_2.cc: New file.
14891 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
14892 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
14893 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
14894 (copy_test_1_pic.o, copy_test_1.so): New targets.
14895 (copy_test_2_pic.o, copy_test_2.so): New targets.
14896 * testsuite/Makefile.in: Rebuild.
14898 * script-sections.cc (Script_sections::place_orphan): Initialize
14899 local variable exact.
14901 2008-06-13 David Edelsohn <edelsohn@gnu.org>
14903 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
14905 2008-06-12 David Edelsohn <edelsohn@gnu.org>
14906 David S. Miller <davem@davemloft.net>
14908 * powerpc.cc: New file.
14909 * Makefile.am (TARGETSOURCES): Add powerpc.cc
14910 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
14911 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
14912 * Makefile.in: Rebuild.
14914 2008-06-09 Ian Lance Taylor <iant@google.com>
14916 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
14918 (throwing, orig_terminate): New static variables.
14919 (terminate_handler): New static function.
14920 (t2): Set terminate handler.
14922 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
14925 * binary.cc (Binary_to_elf::sized_convert): Fix .data
14928 2008-05-30 Cary Coutant <ccoutant@google.com>
14930 * archive.cc (Archive::include_all_members) Correct to step
14931 over symbol table and extended name table in thin archives.
14933 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
14936 * target-reloc.h (relocate_for_relocatable): Fix new_offset
14939 2008-05-28 Caleb Howe <cshowe@google.com>
14941 * reduced_debug_output.cc: New file.
14942 * reduced_debug_output.h: New file.
14943 * options.h (class General_options): Add --strip-debug-non-line.
14944 * options.cc (General_options::finalize): Add strip_debug_non_line
14945 to the strip heirarchy.
14946 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
14948 * layout.cc: Include "reduced_debug_output.h".
14949 (Layout::Layout): Initialize new fields.
14950 (line_only_debug_sections): New static array.
14951 (is_lines_only_debug_sections): New static inline function.
14952 (Layout::include_section): Handle --strip-debug-non-line.
14953 (Layout::make_output_section): If --strip-debug-non-line, build
14954 new output sections for .debug_abbrev and .debug_info.
14955 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
14956 gold. Warn about possible overflow.
14957 (read_signed_LEB_128): Likewise.
14958 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
14959 (read_signed_LEB_128): Declare.
14960 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
14961 (HFILES): Add reduced_debug_output.h.
14962 * Makefile.in: Rebuild.
14964 2008-05-21 Ian Lance Taylor <iant@google.com>
14966 * mapfile.cc: New file.
14967 * mapfile.h: New file.
14968 * options.h (class General_options): Add -M/--print-map and -Map.
14969 * options.cc (General_options::finalize): Make -M equivalent to
14971 * main.cc: Include <cstdio> and "mapfile.h".
14972 (main): Open mapfile if requested.
14973 * gold.cc (class Middle_runner): Add mapfile_ field. Update
14974 constructor. Change caller.
14975 (queue_initial_tasks): Add mapfile parameter. Change caller.
14976 (queue_middle_tasks): Likewise.
14977 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
14979 * archive.cc: Include "mapfile.h".
14980 (Archive::add_symbols): Add mapfile parameter. Change all
14981 callers. Pass mapfile, symbol, and reason to include_member.
14982 (Archive::include_all_members): Add mapfile parameter. Change all
14984 (Archive::include_member): Add mapfile, sym, and why parameters.
14985 Change all callers. Report inclusion to map file.
14986 * archive.h: Include "fileread.h".
14987 (class Archive): Update declarations.
14988 (Archive::file): New const method.
14989 (class Add_archive_symbols): Add mapfile_ field. Update
14990 constructor. Change all callers.
14991 * readsyms.h (class Read_symbols): Likewise.
14992 (class Finish_group): Likewise.
14993 (class Read_script): Likewise.
14994 * common.cc: Include "mapfile.h".
14995 (Symbol_table::allocate_commons): Add mapfile parameter. Change
14997 (Symbol_table::do_allocate_commons): Likewise.
14998 (Symbol_table::do_allocate_commons_list): Likewise. Report common
14999 symbol allocation to mapfile.
15000 * common.h (class Allocate_commons_task): Add mapfile_ field.
15001 Update constructor. Change all callers.
15002 * symtab.h (class Symbol_table): Update declarations.
15003 * layout.cc: Include "mapfile.h".
15004 (Layout_task_runner::run): Print information to mapfile.
15005 (Layout::create_gold_note): Change Output_data_fixed_space to
15006 Output_data_zero_fill.
15007 (Layout::create_build_id): Likewise.
15008 (Layout::print_to_mapfile): New function.
15009 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
15010 constructor. Change caller.
15011 (class Layout): Declare print_to_mapfile.
15012 * output.cc (Output_section::Input_section::print_to_mapfile): New
15014 (Output_section::add_input_section): If producing a map, always
15015 add to input_sections_ list.
15016 (Output_section::do_print_to_mapfile): New function.
15017 (Output_segment::print_sections_to_mapfile): New function.
15018 (Output_segment::print_section_list_to_mapfile): New function.
15019 * output.h: Include "mapfile.h".
15020 (Output_data::print_to_mapfile): New function.
15021 (Output_data::do_print_to_mapfile): New virtual function.
15022 (Output_segment_headers::do_print_to_mapfile): New function.
15023 (Output_file_header::do_print_to_mapfile): New function.
15024 (Output_data_const::do_print_to_mapfile): New function.
15025 (class Output_data_const_buffer): Add map_name_ field. Update
15026 constructor. Change all callers. Add do_print_to_mapfile
15028 (class Output_data_fixed_space): Likewise.
15029 (class Output_data_space): Likewise.
15030 (class Output_data_zero_fill): New class.
15031 (Output_data_strtab::do_print_to_mapfile): New function.
15032 (Output_data_reloc_base::do_print_to_mapfile): New function.
15033 (Output_relocatable_relocs::do_print_to_mapfile): New function.
15034 (Output_data_group::do_print_to_mapfile): New function.
15035 (Output_data_got::do_print_to_mapfile): New function.
15036 (Output_data_dynamic::do_print_to_mapfile): New function.
15037 (Output_symtab_xindex::do_print_to_mapfile): New function.
15038 (class Output_section): Declare do_print_to_mapflie. Declare
15039 print_to_mapfile in Input_section.
15040 (class Output_segment): Declare new functions.
15041 * object.h (Sized_relobj::symbol_count): New function.
15042 * script-sections.cc
15043 (Output_section_element_dot_assignment::set_section_addresses):
15044 Change Output_data_fixed_space to Output_data_zero_fill.
15045 (Output_data_expression::do_print_to_mapfile): New function.
15046 * script.cc (read_input_script): Add mapfile parameter. Change
15048 * script.h (read_input_script): Update declaration.
15049 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
15050 (Eh_frame::do_print_to_mapfile): New function.
15051 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
15052 (Output_merge_string::do_print_to_mapfile): New function.
15053 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
15055 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
15057 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
15059 * Makefile.am (CCFILES): Add mapfile.cc.
15060 (HFILES): Add mapfile.h.
15061 * Makefile.in: Rebuild.
15063 2008-05-19 Ian Lance Taylor <iant@google.com>
15065 * options.h (class General_options): Add -z relro.
15066 * layout.cc (Layout::Layout): Initialize relro_segment_.
15067 (Layout::add_output_section_data): Return the output section.
15068 (Layout::make_output_section): Rcognize relro sections and mark
15069 them appropriately.
15070 (Layout::attach_allocated_section_to_segment): Put relro sections
15071 in a PT_GNU_RELRO segment.
15072 (Layout::create_initial_dynamic_sections): Mark the .dynamic
15074 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
15076 (Layout::linkonce_mapping): Map d.rel.ro.local to
15077 .data.rel.ro.local.
15078 (Layout::output_section_name): Us .data.rel.ro.local for any
15079 section which begins with that.
15080 * layout.h (class Layout): Update add_output_section_data
15081 declaration. Add relro_segment_ field.
15082 * output.cc (Output_section::Output_section): Initialize is_relro_
15083 and is_relro_local_ fields.
15084 (Output_segment::add_output_section): Group relro sections.
15085 (Output_segment::is_first_section_relro): New function.
15086 (Output_segment::maximum_alignment): If there is a relro section,
15087 align the segment to the common page size.
15088 (Output_segment::set_section_addresses): Track whether we are
15089 looking at relro sections. If the last section is a relro
15090 section, align to the common page size.
15091 (Output_segment::set_section_list_addresses): Add in_relro
15092 parameter. Change all callers. Align to the page size when
15093 moving from relro to non-relro section.
15094 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
15096 * output.h (class Output_section): Add is_relro_ and
15097 is_relro_local_ fields.
15098 (Output_section::is_relro): New function.
15099 (Output_section::set_is_relro): New function.
15100 (Output_section::is_relro_local): New function.
15101 (Output_section::set_is_relro_local): New function.
15102 (class Output_segment): Update declarations.
15103 * i386.cc (Target_i386::got_section): Mark .got section as relro.
15104 * sparc.cc (Target_sparc::got_section): Likewise.
15105 * x86_64.cc (Target_x86_64::got_section): Likewise.
15106 * testsuite/relro_test_main.cc: New file.
15107 * testsuite/relro_test.cc: New file.
15108 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
15109 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
15110 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
15111 (relro_test.so, relro_test_pic.o): New targets.
15112 * testsuite/Makefile.in: Rebuild.
15114 2008-05-16 Ian Lance Taylor <iant@google.com>
15116 * output.cc (Output_segment::add_output_section): Remove front
15118 * output.h (class Output_segment): Remove
15119 add_initial_output_section and overloaded add_output_section.
15120 Update declaration of remaining add_output_section.
15121 * layout.cc (Layout::create_interp): Call add_output_section
15122 rather than add_initial_output_section.
15123 (Layout::finish_dynamic_section): Likewise.
15125 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
15126 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
15127 know the dynamic type.
15128 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
15129 field. Initialize it in constructor.
15130 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
15131 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
15132 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
15135 * output.cc (Output_reloc::get_address): Change return type to
15137 * output.h (class Output_reloc): Update get_address declaration.
15138 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
15139 for section addresses.
15141 2008-05-09 Ian Lance Taylor <iant@google.com>
15144 * gold.cc (gold_nomem): Use return value of write.
15146 2008-05-08 Ian Lance Taylor <iant@google.com>
15148 * symtab.c (Symbol::init_base_output_data): Add version
15149 parameter. Change all callers.
15150 (Symbol::init_base_output_segment): Likewise.
15151 (Symbol::init_base_constant): Likewise.
15152 (Symbol::init_base_undefined): Likewise.
15153 (Sized_symbol::init_output_data): Likewise.
15154 (Sized_symbol::init_output_segment): Likewise.
15155 (Sized_symbol::init_constant): Likewise.
15156 (Sized_symbol::init_undefined): Likewise.
15157 (Symbol_table::do_define_in_output_data): If the new symbol has a
15158 version, mark it as the default.
15159 (Symbol_table::do_define_in_output_segment): Likewise.
15160 (Symbol_table::do_define_as_constant): Likewise.
15161 * symtab.h (class Symbol): Update declarations.
15162 (class Sized_symbol): Likewise.
15163 * resolve.cc (Symbol::override_version): New function.
15164 (Symbol::override_base): Call override_version.
15165 (Symbol::override_base_with_special): Likewise.
15166 * testsuite/ver_script_8.script: New file.
15167 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
15168 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
15169 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
15170 (ver_test_8_1.so, ver_test_8_2.so): New targets.
15172 2008-05-06 Ian Lance Taylor <iant@google.com>
15175 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
15177 (class General_options): Remove existing --undefined, and add
15178 --no-undefined instead. Add new --undefined as synonym for -u.
15179 * archive.cc (Archive::add_symbols): Check whether symbol was
15181 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
15182 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
15183 all uses. Add IS_UNDEFINED. Update declarations to split
15184 different versions of init_base. Declare init_base_undefined.
15185 (Symbol::is_defined): Handle IS_UNDEFINED.
15186 (Symbol::is_undefined): Likewise.
15187 (Symbol::is_weak_undefined): Call is_undefined.
15188 (Symbol::is_absolute): Handle IS_CONSTANT.
15189 (class Sized_symbol): Update declarations to split different
15190 versions of init. Declare init_undefined.
15191 (class Symbol_table): Declare new functions.
15192 * symtab.cc (Symbol::init_base_object): Rename from init_base.
15193 Change all callers.
15194 (Symbol::init_base_output_data): Likewise.
15195 (Symbol::init_base_output_segment): Likewise.
15196 (Symbol::init_base_constant): Likewise.
15197 (Symbol::init_base_undefined): New function.
15198 (Sized_symbol::init_object): Rename from init. Change all
15200 (Sized_symbol::init_output_data): Likewise.
15201 (Sized_symbol::init_output_segment): Likewise.
15202 (Sized_symbol::init_constant): Likewise.
15203 (Sized_symbol::init_undefined): New function.
15204 (Symbol_table::add_undefined_symbols_from_command_line): New
15206 (Symbol_table::do_add_undefined_symbols_from_command_line): New
15208 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
15209 (Symbol::output_section): Likewise.
15210 (Symbol::set_output_section): Likewise.
15211 (Symbol_table::sized_finalize_symbol): Likewise.
15212 (Symbol_table::sized_write_globals): Likewise.
15213 * resolve.cc (Symbol_table::should_override): Likewise.
15214 (Symbol::override_base_with_special): Likewise.
15216 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
15217 symbol, change it to have default visibility.
15218 * testsuite/protected_1.cc: New file.
15219 * testsuite/protected_2.cc: New file.
15220 * testsuite/protected_3.cc: New file.
15221 * testsuite/protected_main_1.cc: New file.
15222 * testsuite/protected_main_2.cc: New file.
15223 * testsuite/protected_main_3.cc: New file.
15224 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
15225 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
15226 (protected_1_LDFLAGS, protected_1_LDADD): Define.
15227 (protected_1.so): New target.
15228 (protected_1_pic.o, protected_2_pic.o): New targets.
15229 (protected_3_pic.o): New target.
15230 (check_PROGRAMS): Add protected_2.
15231 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
15232 (protected_2_LDFLAGS, protected_2_LDADD): Define.
15233 * testsuite/Makefile.in: Rebuild.
15235 * options.h (DEFINE_var): Add set_user_set_##varname__.
15236 (DEFINE_bool_alias): New macro.
15237 (class General_options): Define -Bstatic using DEFINE_bool_alias
15238 rather than DEFINE_special. Add --undefined as an alias for -z
15240 * options.cc (General_options::parse_Bstatic): Remove.
15242 * options.h (class General_options): Add --fatal-warnings.
15243 * main.cc (main): Implement --fatal-warnings.
15244 * errors.h (Errors::warning_count): New function.
15246 * options.h (class General_options): Add -Bsymbolic-functions.
15247 * symtab.h (Symbol::is_preemptible): Check for
15248 -Bsymbolic-functions.
15250 2008-05-05 Ian Lance Taylor <iant@google.com>
15252 * options.h (DEFINE_bool): For DASH_Z, create the negative option
15253 as noVARNAME rather than no-VARNAME.
15254 (class General_options): Add option -z combreloc.
15255 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
15257 (Output_reloc::sort_before) [SHT_REL]: New function.
15258 (Output_reloc::sort_before) [SHT_RELA]: New function.
15259 (class Output_data_reloc_base): Add sort_relocs_ field. Define
15260 Sort_relocs_comparison.
15261 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
15262 parameter. Change all callers.
15263 (Output_data_reloc::Output_data_reloc) [both versions]: Add
15264 sort_relocs parameter. Change all callers.
15265 * output.cc (Output_reloc::get_address): New function, broken out
15267 (Output_reloc::write_rel): Call it.
15268 (Output_reloc::compare): New function.
15269 (Output_data_reloc_base::do_write): Optionally sort relocs.
15271 * configure.ac: If targ_extra_obj is set, link it in.
15272 * configure.tgt: Initialize all variables.
15273 (x86_64*): Set targ_extra_obj and targ_extra_size.
15274 * configure: Rebuild.
15276 * object.cc (Sized_relobj::include_section_group): Adjust section
15277 indexes read from group data. Build vector to pass to
15279 * layout.cc (Layout::layout_group): Add flags and shndxes
15280 parameters. Remove contents parameter. Change caller. Update
15281 explicit instantiations.
15282 * layout.h (class Layout): Update layout_group declaration.
15283 * output.cc (Output_data_group::Output_data_group): Add flags and
15284 input_shndxes parameters. Remove contents parameter. Change
15286 (Output_data_group::do_write): Change input_sections_ to
15288 * output.h (class Output_data_group): Update constructor
15289 declaration. Rename input_sections_ to input_shndxes_.
15290 * testsuite/many_sections_test.cc: Add template.
15292 2008-04-30 Cary Coutant <ccoutant@google.com>
15294 * target-reloc.h (relocate_section): Fix dead-pointer bug.
15296 * layout.cc (Layout::include_section): Refactored check for debug
15298 (Layout::add_comdat): Add new parameters. Change type
15299 of signature parameter. Add object and shndx to signatures table.
15300 (Layout::find_kept_object): New function.
15301 * layout.h: Include <cstring>.
15302 (Layout::is_debug_info_section): New function.
15303 (Layout::add_comdat): Add new parameters.
15304 (Layout::find_kept_object): New function.
15305 (Layout::Kept_section): New struct.
15306 (Layout::Signatures): Change type of map range.
15307 * object.cc (Relobj::output_section_address): New function.
15308 (Sized_relobj::include_section_group): Add new parameters. Change
15309 calls to Layout::add_comdat. Change to build table of kept comdat
15310 groups and table mapping discarded sections to kept sections.
15311 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
15312 (Sized_relobj::do_layout): Change calls to include_section_group and
15313 include_linkonce_section.
15314 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
15315 value to zero when section is discarded.
15316 (Sized_relobj::map_to_kept_section): New function.
15317 * object.h (Relobj::output_section_address): New function.
15318 (Relobj::Comdat_group): New type.
15319 (Relobj::find_comdat_group): New function.
15320 (Relobj::Comdat_group_table): New type.
15321 (Relobj::Kept_comdat_section): New type.
15322 (Relobj::Kept_comdat_section_table): New type.
15323 (Relobj::add_comdat_group): New function.
15324 (Relobj::set_kept_comdat_section): New function.
15325 (Relobj::get_kept_comdat_section): New function.
15326 (Relobj::comdat_groups_): New field.
15327 (Relobj::kept_comdat_sections_): New field.
15328 (Symbol_value::input_value): Update comment.
15329 (Sized_relobj::map_to_kept_section) New function.
15330 (Sized_relobj::include_linkonce_section): Add new parameter.
15331 * target-reloc.h (Comdat_behavior): New type.
15332 (get_comdat_behavior): New function.
15333 (relocate_section): Add code to map a discarded section to the
15334 corresponding kept section when applying a relocation.
15336 2008-04-30 Craig Silverstein <csilvers@google.com>
15338 * dwarf_reader.cc (next_generation_count): New static var.
15339 (Addr2line_cache_entry): New struct.
15340 (addr2line_cache): New static var.
15341 (Dwarf_line_info::one_addr2line): Added caching.
15342 (Dwarf_line_info::clear_addr2line_cache): New function.
15343 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
15344 cache-size parameter.
15345 (Dwarf_line_info::one_addr2line_cache): New function.
15346 * symtab.cc (Symbol_table::detect_odr_violations): Pass
15347 new cache-size argument to one_addr2line(), and clear cache.
15349 2008-04-28 Cary Coutant <ccoutant@google.com>
15351 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
15352 R_386_PC8 relocations.
15354 2008-04-23 Ian Lance Taylor <iant@google.com>
15356 * object.cc (Sized_relobj::include_section_group): Check for
15357 invalid section group.
15359 * object.cc (make_elf_object): Correct test for 64-bit ELF file
15362 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
15363 than read for file header.
15364 * archive.cc (Archive::include_member): Likewise.
15366 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15368 * aclocal.m4: Regenerate.
15369 * configure: Regenerate.
15371 2008-04-19 Ian Lance Taylor <iant@google.com>
15373 * version.cc (version_string): Bump to 1.6.
15375 * testsuite/Makefile.am (many_sections_r_test): New target.
15376 (many_sections_r_test_SOURCES): Remove.
15377 (many_sections_r_test_DEPENDENCIES): Remove.
15378 (many_sections_r_test_LDFLAGS): Remove.
15379 (many_sections_r_test_LDADD): Remove.
15381 * object.cc (Sized_relobj::do_add_symbols): Always pass
15382 local_symbol_count_ to add_from_relobj.
15384 * testsuite/Makefile.am (many_sections_check.h): Only check one in
15385 every thousand variables.
15386 * testsuite/Makefile.in: Rebuild.
15388 * object.cc (Xindex::initialize_symtab_xindex): New function.
15389 (Xindex::read_symtab_xindex): New function.
15390 (Xindex::sym_xindex_to_shndx): New function.
15391 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
15393 (Sized_relobj::do_initialize_xindex): New function.
15394 (Sized_relobj::do_read_symbols): Adjust section links.
15395 (Sized_relobj::symbol_section_and_value): Add is_ordinary
15396 parameter. Change all callers.
15397 (Sized_relobj::include_section_group): Adjust section links and
15398 symbol section indexes.
15399 (Sized_relobj::do_layout): Adjust section links.
15400 (Sized_relobj::do_count_local_symbols): Adjust section links and
15401 symbol section indexes.
15402 (Sized_relobj::do_finalize_local_symbols): Distinguish between
15403 ordinary and special symbols.
15404 (Sized_relobj::write_local_symbols): Add symtab_xindex and
15405 dynsym_xindex parameters. Change all callers. Adjust section
15406 links. Use SHN_XINDEX when needed.
15407 (Sized_relobj::get_symbol_location_info): Adjust section links.
15408 Don't get fooled by special symbols.
15409 * object.h (class Xindex): Define.
15410 (class Object): Add xindex_ parameter. Declare virtual functoin
15411 do_initialize_xindex.
15412 (Object::adjust_sym_shndx): New function.
15413 (Object::set_xindex): New protected function.
15414 (class Symbol_value): Add is_ordinary_shndx_ field.
15415 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
15416 (Symbol_value::value): Assert ordinary section.
15417 (Symbol_value::initialize_input_to_output_map): Likewise.
15418 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
15419 Change all callers.
15420 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
15422 (class Sized_relobj): Update declarations.
15423 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
15424 parameter. Change all callers.
15425 (Sized_relobj::adjust_shndx): New function.
15426 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
15428 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
15429 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
15430 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
15431 (Sized_dynobj::read_dynsym_section): Adjust section links.
15432 (Sized_dynobj::read_dynamic): Likewise.
15433 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
15435 (Sized_dynobj::do_initialize_xindex): New function.
15436 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
15437 do_initialize_xindex.
15438 (Sized_dynobj::adjust_shndx): New function.
15439 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
15440 dynsym_xindex_ fields.
15441 (Layout::finalize): Add a call to set_section_indexes before
15442 creating the symtab sections.
15443 (Layout::set_section_indexes): Don't do anything if the section
15444 already has a section index.
15445 (Layout::create_symtab_sections): Add shnum parameter. Change
15446 caller. Create .symtab_shndx section if needed.
15447 (Layout::create_shdrs): Add shstrtab_section parameter. Change
15449 (Layout::allocated_output_section_count): New function.
15450 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
15452 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
15453 fields. Update declarations.
15454 (Layout::symtab_xindex): New function.
15455 (Layout::dynsym_xindex): New function.
15456 (class Write_symbols_task): Add layout_ field.
15457 (Write_symbols_task::Write_symbols_task): Add layout parameter.
15459 * output.cc (Output_section_headers::Output_section_headers): Add
15460 shstrtab_section parameter. Change all callers.
15461 (Output_section_headers::do_sized_write): Store overflow values
15462 for section count and section string table section index in
15463 section header zero.
15464 (Output_file_header::do_sized_write): Check for overflow of
15465 section count and section string table section index.
15466 (Output_symtab_xindex::do_write): New function.
15467 (Output_symtab_xindex::endian_do_write): New function.
15468 * output.h (class Output_section_headers): Add shstrtab_section_.
15469 Update declarations.
15470 (class Output_symtab_xindex): Define.
15471 (Output_section::has_out_shndx): New function.
15472 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
15474 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
15475 Change all callers.
15476 (Sized_symbol::init): Likewise.
15477 (Symbol::output_section): Check for ordinary symbol.
15478 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
15479 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
15481 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
15482 Change all callers. Simplify handling of symbols from sections
15483 not included in the link.
15484 (Symbol_table::add_from_dynobj): Handle ordinary symbol
15486 (Weak_alias_sorter::operator()): Assert that symbols are
15488 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
15490 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
15491 parameters. Change all callers.
15492 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
15493 symbol distinction. Use SHN_XINDEX when needed.
15494 (Symbol_table::write_section_symbol): Add symtab_xindex
15495 parameter. Change all callers.
15496 (Symbol_table::sized_write_section_symbol): Likewise. Use
15497 SHN_XINDEX when needed.
15498 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
15500 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
15501 (Symbol::is_defined): Check is_ordinary.
15502 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
15503 (Symbol::is_absolute, Symbol::is_common): Likewise.
15504 (class Sized_symbol): Update declarations.
15505 (class Symbol_table): Update declarations.
15506 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
15507 parameters. Change all callers.
15508 (Sized_symbol::override): Likewise.
15509 (Symbol_table::override): Likewise.
15510 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
15511 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
15512 is_ordinary, and orig_st_shndx parameters. Change all callers.
15513 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
15514 to be in an ordinary section.
15515 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
15516 object and is_ordinary parameters. Change all callers.
15517 (Sized_dwarf_line_info::read_relocs): Add object parameter.
15518 Change all callers. Don't add undefined or non-ordinary symbols
15520 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
15521 Change all callers.
15522 * dwarf_reader.h (class Sized_dwarf_line_info): Update
15524 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
15525 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
15526 (Sized_relobj::relocate_sections): Likewise.
15527 * target-reloc.h (scan_relocs): Adjust section symbol index.
15528 (scan_relocatable_relocs): Likewise.
15529 * i386.cc (Scan::local): Check for ordinary symbols.
15530 * sparc.cc (Scan::local): Likewise.
15531 * x86_64.cc (Scan::local): Likewise.
15532 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
15533 to symbol_section_and_value.
15534 * testsuite/many_sections_test.cc: New file.
15535 * testsuite/Makefile.am (BUILT_SOURCES): Define.
15536 (check_PROGRAMS): Add many_sections_test.
15537 (many_sections_test_SOURCES): Define.
15538 (many_sections_test_DEPENDENCIES): Define.
15539 (many_sections_test_LDFLAGS): Define.
15540 (BUILT_SOURCES): Add many_sections_define.h.
15541 (many_sections_define.h): New target.
15542 (BUILT_SOURCES): Add many_sections_check.h.
15543 (many_sections_check.h): New target.
15544 (check_PROGRAMS): Add many_sections_r_test.
15545 (many_sections_r_test_SOURCES): Define.
15546 (many_sections_r_test_DEPENDENCIES): Define.
15547 (many_sections_r_test_LDFLAGS): Define.
15548 (many_sections_r_test_LDADD): Define.
15549 (many_sections_r_test.o): New target.
15550 * testsuite/Makefile.in: Rebuild.
15552 2008-04-17 Cary Coutant <ccoutant@google.com>
15554 * errors.cc (Errors::info): New function.
15555 (gold_info): New function.
15556 * errors.h (Errors::info): New function.
15557 * gold.h (gold_info): New function.
15558 * object.cc (Input_objects::add_object): Print trace output.
15559 * options.cc (options::parse_set): New function.
15560 (General_options::parse_wrap): Deleted.
15561 (General_options::General_options): Deleted initializer.
15562 * options.h (options::String_set): New typedef.
15563 (options::parse_set): New function.
15564 (DEFINE_set): New macro.
15565 (General_options::wrap): Changed to use DEFINE_set. Changed
15566 callers of any_wrap_symbols and is_wrap_symbol.
15567 (General_options::trace, General_options::trace_symbol):
15569 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
15570 (General_options::wrap_symbols_): Deleted.
15571 * symtab.cc (Symbol_table::add_from_object): Print trace output.
15573 2008-04-17 David S. Miller <davem@davemloft.net>
15575 * options.cc (General_options::parse_V): New function.
15576 * options.h: Add entries for -V and -Qy.
15578 2008-04-17 Ian Lance Taylor <iant@google.com>
15580 * common.cc (Symbol_table::allocate_commons): Remove options
15581 parameter. Change caller.
15582 (Symbol_table::do_allocate_commons): Remove options parameter.
15583 Change caller. Just call do_allocate_commons_list twice.
15584 (Symbol_table::do_allocate_commons_list): New function, broken out
15585 of do_allocate_commons.
15586 * common.h (class Allocate_commons_task): Remove options_ field.
15587 Update constructor.
15588 * symtab.cc (Symbol_table::Symbol_table): Initialize
15590 (Symbol_table::add_from_object): Put TLS common symbols on
15592 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
15593 which are IN_OUTPUT_DATA.
15594 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
15595 allocate_commons and do_allocate_commons declarations. Declare
15596 do_allocate_commons_list.
15597 * gold.cc (queue_middle_tasks): Update creation of
15598 Allocate_commons_task to not pass options.
15599 * testsuite/Makefile.am (INCLUDES): Add -I.. .
15600 (TLS_TEST_C_FLAGS): New variable.
15601 (tls_test_c_pic.o): New target.
15602 (tls_test_shared.so): Link in tls_test_c_pic.o.
15603 (tls_test_c_pic_ie.o): New target.
15604 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
15605 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
15606 (tls_test_c.o): New target.
15607 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
15608 (tls_pic_test_LDADD): Likewise.
15609 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
15610 (tls_shared_gd_to_ie_test_LDADD): Likewise.
15611 (tls_test_c_gnu2.o): New target.
15612 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
15614 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
15615 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
15616 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
15617 * testsuite/tls_test.cc: Include "config.h".
15618 (t_last): Call t11_last.
15619 * testsuite/tls_test.h (t11, t11_last): Declare.
15620 * testsuite/tls_test_c.c: New file.
15621 * testsuite/tls_test_main.cc (thread_routine): Call t11.
15622 * configure.ac: Check for OpenMP support.
15623 * configure, config.in, Makefile.in: Rebuild.
15624 * testsuite/Makefile.in: Rebuild.
15626 2008-04-16 Cary Coutant <ccoutant@google.com>
15628 * i386.cc (Target_i386::define_tls_base_symbol): New function.
15629 (Target_i386::tls_base_symbol_defined_): New field.
15630 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
15631 (Target_i386::Scan::global): Likewise.
15632 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
15633 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
15634 (Target_x86_64::tls_base_symbol_defined_): New field.
15635 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
15636 (Target_x86_64::Scan::global): Likewise.
15638 2008-04-16 Cary Coutant <ccoutant@google.com>
15640 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
15641 (Symbol::needs_plt_entry): Allow weak undefined symbols.
15642 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
15643 building shared libraries.
15644 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
15645 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
15646 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
15647 * testsuite/Makefile.in: Rebuild.
15648 * testsuite/weak_undef.h: New file.
15649 * testsuite/weak_undef_file1.cc: Add extra test cases.
15650 * testsuite/weak_undef_file2.cc: Likewise.
15651 * testsuite/weak_undef_test.cc: Likewise.
15653 2008-04-16 David S. Miller <davem@davemloft.net>
15655 * sparc.cc (Target_sparc::Scan): Change from struct to class.
15656 Add issued_non_pic_error_ field. Declare check_non_pic.
15657 (Target_sparc::Scan::check_non_pic): New function.
15658 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
15659 (Target_sparc::Scan::global): Likewise.
15661 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
15662 * configure: Rebuild.
15664 * options.h (DEFINE_enable): New macro.
15665 (new_dtags): New enable option.
15666 (initfirst, interpose, loadfltr, nodefaultlib,
15667 nodelete, nodlopen, nodump): New -z options.
15668 * layout.cc (Layout:finish_dynamic_section): If new
15669 dtags enabled, emit DT_RUNPATH. Also, emit a
15670 DT_FLAGS_1 containing any specified -z flags.
15672 2008-04-16 Ian Lance Taylor <iant@google.com>
15674 * copy-relocs.cc: New file.
15675 * copy-relocs.h: New file.
15676 * reloc.cc: Remove Copy_relocs code.
15677 * reloc.h: Likewise.
15678 * reloc-types.h (struct Reloc_types) [both versions]: Add
15679 get_reloc_addend_noerror.
15680 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
15681 variants of add_global which take an addend which must be zero.
15682 * i386.cc: Include "copy-relocs.h".
15683 (class Target_i386): Change type of copy_relocs_ to variable,
15684 update initializer.
15685 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
15686 Change all callers.
15687 (Target_i386::do_finalize_sections): Change handling of
15689 * sparc.cc: Include "copy-relocs.h".
15690 (class Target_sparc): Change type of copy_relocs_ to variable,
15691 update initializer.
15692 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
15693 Change all callers.
15694 (Target_sparc::do_finalize_sections): Change handling of
15696 * x86_64.cc: Include "copy-relocs.h".
15697 (class Target_x86_64): Change type of copy_relocs_ to variable,
15698 update initializer.
15699 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
15700 class. Change all callers.
15701 (Target_x86_64::do_finalize_sections): Change handling of
15703 * Makefile.am (CCFILES): Add copy-relocs.cc.
15704 (HFILES): Add copy-relocs.h.
15706 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
15708 * testsuite/script_test_4.sh: Permit leading zeroes.
15710 2008-04-15 Ian Lance Taylor <iant@google.com>
15712 * script-sections.cc (Script_sections::create_segments): Use
15713 header_size_adjustment even when there is enough room for the
15715 * testsuite/script_test_4.sh: New file.
15716 * testsuite/script_test_4.t: New file.
15717 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
15718 (check_DATA): Add script_test_4.stdout.
15719 (MOSTLYCLEANFILES): Likewise.
15720 (script_test_4): New target.
15721 (script_test_4.stdout): New target.
15722 * testsuite/Makefile.in: Rebuild.
15724 * sparc.cc: Add definitions for Output_data_plt_sparc class
15727 2008-04-14 David S. Miller <davem@davemloft.net>
15729 * sparc.cc: New file.
15730 * Makefile.am (TARGETSOURCES): Add sparc.cc
15731 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
15732 * configure.tgt: Document targ_extra_size and
15733 targ_extra_big_endian. Add entries for sparc-* and
15735 * configure.ac: Handle targ_extra_size and
15736 targ_extra_big_endian.
15737 * Makefile.in: Rebuild.
15738 * configure: Likewise.
15739 * po/POTFILES.in: Likewise.
15740 * po/gold.pot: Likewise.
15742 2008-04-14 Ian Lance Taylor <iant@google.com>
15744 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
15745 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
15746 in the name/type/flags to section mapping. Don't call
15747 allocate_output_section.
15748 (Layout::choose_output_section): Change parameter from adjust_name
15749 to is_input_section. Don't permit input sections after sections
15750 are attached to segments. Don't call allocate_output_section.
15751 (Layout::layout_eh_frame): Call update_flags_for_input_section,
15752 not write_enable_output_section.
15753 (Layout::make_output_section): Don't push to
15754 unattached_section_list_ nor call attach_to_segment. Call
15755 attach_section_to_segment if sections are attached.
15756 (Layout::attach_sections_to_segments): New function.
15757 (Layout::attach_section_to_segment): New function.
15758 (Layout::attach_allocated_section_to_segment): Rename from
15759 attach_to_segment. Remove flags parameter.
15760 (Layout::allocate_output_section): Remove function.
15761 (Layout::write_enable_output_section): Remove function.
15762 * layout.h (class Layout): Update for above changes. Add new
15763 field sections_are_attached_.
15764 * output.h (Output_section::update_flags_for_input_section): New
15766 * output.cc (Output_section::add_input_section): Call
15767 update_flags_for_input_section.
15768 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
15770 2008-04-11 Cary Coutant <ccoutant@google.com>
15772 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
15773 thought unnecessary.
15774 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
15776 2008-04-11 Ian Lance Taylor <iant@google.com>
15778 * output.h (class Output_section_data): Remove inline definition
15780 * output.cc (Output_section_data::set_addralign): New function.
15782 2008-04-11 Cary Coutant <ccoutant@google.com>
15784 Add support for TLS descriptors for i386 and x86_64.
15785 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
15786 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
15787 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
15789 (Target_i386::got_mod_index_entry): Remove unnecessary code.
15790 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
15791 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
15793 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
15794 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
15795 Fix problem with initial-exec relocations.
15796 (Target_i386::Relocate::relocate_tls): Likewise.
15797 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
15799 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
15800 support for section-plus-offset dynamic table entries.
15801 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
15802 (Output_data_dynamic::Dynamic_entry): Add support for
15803 section-plus-offset dynamic table entries.
15804 (Output_data_dynamic::Classification): Likewise.
15805 (Output_data_dynamic::classification_): Renamed offset_.
15806 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
15807 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
15808 (Target_x86_64::make_plt_section): New function.
15809 (Target_x86_64::reserve_tlsdesc_entries): New function.
15810 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
15811 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
15812 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
15813 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
15814 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
15815 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
15816 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
15817 add extra PLT entry for TLS descriptors.
15818 (Output_data_plt_x86_64::got_): New field.
15819 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
15820 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
15822 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
15824 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
15825 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
15826 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
15827 R_386_TLS_DESC_CALL relocations.
15828 (Target_x86_64::Scan::global): Likewise.
15829 (Target_x86_64::do_finalize_sections): Add dynamic table entries
15830 for TLS descriptors.
15831 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
15832 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
15833 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
15834 GD-to-IE relaxation.
15835 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
15836 and TLS_DESCRIPTORS.
15837 * Makefile.in: Rebuild.
15838 * configure: Rebuild.
15839 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
15840 (tls_test_shared2.so): New target.
15841 (tls_shared_gd_to_ie_test_SOURCES): New variable.
15842 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
15843 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
15844 (tls_shared_gd_to_ie_test_LDADD): New variable.
15845 (tls_shared_gnu2_gd_to_ie_test): New target.
15846 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
15848 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
15849 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
15850 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
15851 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
15852 (tls_shared_gnu2_test): New target.
15853 (tls_test_gnu2_shared.so): New target.
15854 (tls_shared_gnu2_test_SOURCES): New variable.
15855 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
15856 (tls_shared_gnu2_test_LDFLAGS): New variable.
15857 (tls_shared_gnu2_test_LDADD): New variable.
15858 * testsuite/Makefile.in: Rebuild.
15859 * testsuite/Makefile.
15861 2008-04-11 Ian Lance Taylor <iant@google.com>
15863 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
15865 * testsuite/Makefile.in: Rebuild.
15867 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
15869 * testsuite/script_test_2.cc (main): Adjust test.
15871 2008-04-11 David S. Miller <davem@davemloft.net>
15872 Ian Lance Taylor <iant@google.com>
15874 * options.h (General_options): Add entries for '-Y' and
15876 * options.cc (General_options:finalize): If -Y was used, add those
15877 entries to the library path instead of the default "/lib" and
15880 2008-04-11 David S. Miller <davem@davemloft.net>
15882 * testsuite/justsyms.t: Start at 0x100.
15883 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
15884 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
15886 * testsuite/script_test_2.cc: Adjust string and section length
15889 2008-04-09 Ian Lance Taylor <iant@google.com>
15892 * script-sections.cc (Sections_element::allocate_to_segment): Add
15894 (Output_section_definition::allocate_to_segment): Likewise.
15895 (Orphan_output_section::allocate_to_segment): Likewise.
15896 (Script_sections::attach_sections_using_phdrs_clause): Don't
15897 propagate non-PT_LOAD segments to orphan sections.
15898 * testsuite/Makefile.am (script_test_3.stdout): Generate using
15899 readelf rather than objdump.
15900 * testsuite/script_test_3.sh: Adjust accordingly. Test that
15901 .interp section and PT_INTERP segment are the same size.
15902 * testsuite/Makefile.in: Rebuild.
15904 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
15905 aliases for symbols defined in the same object.
15906 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
15907 (weak_alias_test_SOURCES): New variable.
15908 (weak_alias_test_DEPENDENCIES): New variable.
15909 (weak_alias_test_LDFLAGS): New variable.
15910 (weak_alias_test_LDADD): New variable.
15911 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
15912 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
15913 (weak_alias_test_3.o): New target.
15914 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
15915 * testsuite/weak_alias_test_main.cc: New file.
15916 * testsuite/weak_alias_test_1.cc: New file.
15917 * testsuite/weak_alias_test_2.cc: New file.
15918 * testsuite/weak_alias_test_3.cc: New file.
15920 2008-04-08 Ian Lance Taylor <iant@google.com>
15922 * options.h (class General_options): Add --noinhibit-exec option.
15923 * main.cc (main): Check --noinhibit-exec.
15925 * options.h (class General_options): Define --wrap as a special
15926 option. Add wrap_symbols_ field.
15927 (General_options::any_wrap_symbols): New function.
15928 (General_options::is_wrap_symbol): New function.
15929 * options.cc (General_options::parse_wrap): New function.
15930 (General_options::General_options): Initialize wrap_symbols_.
15931 * symtab.cc (Symbol_table::wrap_symbol): New function.
15932 (Symbol_table::add_from_object): Handle --wrap.
15933 * symtab.h (class Symbol_table): Declare wrap_symbol.
15934 * target.h (Target::wrap_char): New function.
15935 (Target::Target_info): Add wrap_char field.
15936 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
15937 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
15938 * testsuite/testfile.cc (Target_test::test_target_info):
15941 * errors.cc (Errors::undefined_symbol): Mention symbol version if
15944 * layout.h (class Layout): Add added_eh_frame_data_ field.
15945 * layout.cc (Layout::Layout): Initialize new field.
15946 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
15947 output section until we find a section we merged successfully.
15948 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
15949 that the size be non-zero.
15951 * merge.cc (Object_merge_map::get_output_offset): Remove inline
15954 2008-04-08 Craig Silverstein <csilvers@google.com>
15956 * configure.ac: Export new conditional variable HAVE_ZLIB.
15957 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
15959 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
15960 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15962 2008-04-07 Ian Lance Taylor <iant@google.com>
15964 * version.cc (version_string): Set to "1.5".
15966 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
15967 Add issued_non_pic_error_ field. Declare check_non_pic.
15968 (Target_x86_64::Scan::check_non_pic): New function.
15969 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
15970 (Target_x86_64::Scan::global): Likewise.
15972 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
15973 addend parameter. Change caller. Handle merge sections.
15974 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
15975 Address to Addend. Don't add in the result of
15976 local_section_offset, pass down the addend and use the returned
15978 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
15979 Update declarations of local_section_offset and symbol_value.
15980 * testsuite/two_file_test_1.cc (t18): New function.
15981 * testsuite/two_file_test_2.cc (f18): New function.
15982 * testsuite/two_file_test_main.cc (main): Call t18.
15983 * testsuite/two_file_test.h (t18, f18): Declare.
15985 * configure.ac: Don't test for objdump, c++filt, or readelf.
15986 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
15988 (TEST_READELF): New variable.
15989 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
15990 (check_PROGRAMS): Add two_file_strip_test.
15991 (two_file_strip_test): New target.
15992 (check_PROGRAMS): Add two_file_same_shared_strip_test.
15993 (two_file_same_shared_strip_test_SOURCES): New variable.
15994 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
15995 (two_file_same_shared_strip_test_LDFLAGS): New variable.
15996 (two_file_same_shared_strip_test_LDADD): New variable.
15997 (two_file_shared_strip.so): New target.
15998 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
15999 (ver_test_5.syms, ver_test_7.syms): Likewise.
16000 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
16001 (strip_test_3.stdout): Use TEST_OBJDUMP.
16002 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
16004 2008-04-04 Cary Coutant <ccoutant@google.com>
16006 * symtab.h (Symbol::is_weak_undefined): New function.
16007 (Symbol::is_strong_undefined): New function.
16008 (Symbol::is_absolute): New function.
16009 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
16010 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
16012 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
16013 (weak_undef_test): New target.
16014 * testsuite/Makefile.in: Rebuild.
16015 * testsuite/weak_undef_file1.cc: New file.
16016 * testsuite/weak_undef_file2.cc: New file.
16017 * testsuite/weak_undef_test.cc: New file.
16019 2008-04-03 Craig Silverstein <csilvers@google.com>
16021 * compressed_output.h (class Output_compressed_section): Use
16023 * compressed_output.cc (zlib_compress): Use unsigned buffers,
16025 (zlib_compressed_suffix): Removed.
16026 (Output_compressed_section::set_final_data_size): Use unsigned
16028 * testsuite/Makefile.am (flagstest_compress_debug_sections):
16029 Fix linker invocation.
16030 (flagstest_o_specialfile_and_compress_debug_sections):
16032 * testsuite/Makefile.in: Regenerated.
16034 2008-04-02 David S. Miller <davem@davemloft.net>
16036 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
16037 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
16039 2008-04-02 Craig Silverstein <csilvers@google.com>
16043 2008-04-02 Ian Lance Taylor <iant@google.com>
16045 * fileread.cc (File_read::find_view): Add byteshift and vshifted
16046 parameters. Update for new key type to views_. Change all
16048 (File_read::read): Adjust for byteshift in returned view.
16049 (File_read::add_view): New function, broken out of
16050 find_and_make_view.
16051 (File_read::make_view): New function, broken out of
16052 find_and_make_view.
16053 (File_read::find_or_make_view): Add offset and aligned
16054 parameters. Rewrite accordingly. Change all callers.
16055 (File_read::get_view): Add offset and aligned parameters. Adjust
16056 for byteshift in return value.
16057 (File_read::get_lasting_view): Likewise.
16058 * fileread.h (class File_read): Update declarations.
16059 (class File_read::View): Add byteshift_ field. Add byteshift to
16060 constructor. Add byteshift method.
16061 * archive.h (Archive::clear_uncached_views): New function.
16062 (Archive::get_view): Add aligned parameter. Change all callers.
16063 * object.h (Object::get_view): Add aligned parameter. Change all
16065 (Object::get_lasting_view): Likewise.
16067 * fileread.cc (File_read::release): Don't call clear_views if
16068 there are multiple objects.
16069 * fileread.h (File_read::clear_uncached_views): New function.
16070 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
16073 2008-03-31 Cary Coutant <ccoutant@google.com>
16075 Add thin archive support.
16076 * archive.cc (Archive::armagt): New const.
16077 (Archive::setup): Remove task parameter and calls to unlock.
16078 (Archive::unlock_nested_archives): New function.
16079 (Archive::read_header): Add nested_off parameter. Change
16081 (Archive::interpret_header): Likewise.
16082 (Archive::include_all_members): Change to handle thin
16084 (Archive::include_member): Likewise.
16085 * archive.h (Archive::Archive): Add new parameters and
16087 (Archive::armagt): New const.
16088 (Archive::setup): Remove task parameter.
16089 (Archive::unlock_nested_archives): New function.
16090 (Archive::read_header): Add nested_off parameter.
16091 (Archive::interpret_header): Likewise.
16092 (Archive::Nested_archive_table): New typedef.
16093 (Archive::is_thin_archive_): New field.
16094 (Archive::nested_archives_): New field.
16095 (Archive::options_): New field.
16096 (Archive::dirpath_): New field.
16097 (Archive::task_): New field.
16098 * readsyms.cc (Read_symbols::do_read_symbols): Add check
16099 for thin archives. Pass additional parameters to
16100 Archive::Archive. Unlock the archive file after calling
16103 2008-03-29 Ian Lance Taylor <iant@google.com>
16105 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
16106 version symbol to be local.
16107 * testsuite/ver_test_4.sh: New file.
16108 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
16109 (check_DATA): Add ver_test_4.syms.
16110 (ver_test_4.syms): New target.
16111 * testsuite/Makefile.in: Rebuild.
16114 (Output_section::Input_section_sort_entry::has_priority): New
16116 (Output_section::Input_section_sort_entry::match_file_name): New
16118 (Output_section::Input_section_sort_entry::match_section_name):
16120 (Output_section::Input_section_sort_entry::match_section_name_prefix):
16122 (Output_section::Input_section_sort_entry::match_section_file):
16124 (Output_section::Input_section_sort_compare::operator()): Rewrite
16125 using new Input_section_sort_entry functions. Sort crtbegin and
16126 crtend first. Sort sections with no priority before sections with
16128 * testsuite/initpri1.c (d3): Check j != 4.
16129 (cd5): New constructor/destructor function.
16130 (main): Check j != 2.
16132 * symtab.cc (Symbol_table::add_from_object): If we don't use the
16133 new symbol when resolving, don't call set_is_default.
16134 * testsuite/ver_test_7.cc: New file.
16135 * testsuite/ver_test_7.sh: New file.
16136 * testsuite/Makefile.am (ver_test_7.so): New target.
16137 (ver_test_7.o): New target.
16138 (check_SCRIPTS): Add ver_test_7.sh.
16139 (check_DATA): Add ver_test_7.syms.
16140 (ver_test_7.syms): New target.
16142 2008-03-28 Ian Lance Taylor <iant@google.com>
16144 * layout.cc (Layout::layout): If we see an input section with a
16145 name that needs sorting, set the must_sort flag for the output
16147 (Layout::make_output_section): If the name of the output section
16148 indicates that it might require sorting, set the may_sort flag.
16149 * output.h (Output_section::may_sort_attached_input_sections): New
16151 (Output_section::set_may_sort_attached_input_sections): New
16153 (Output_section::must_sort_attached_input_sections): New
16155 (Output_section::set_must_sort_attached_input_sections): New
16157 (class Output_section): Declare Input_section_sort_entry. Define
16158 Input_section_sort_compare. Declare
16159 sort_attached_input_sections. Add new fields:
16160 may_sort_attached_input_sections_,
16161 must_sort_attached_input_sections_,
16162 attached_input_sections_are_sorted_.
16163 * output.cc (Output_section::Output_section): Initialize new
16165 (Output_section::add_input_section): Add an entry to
16166 input_sections_ if may_sort or must_sort are true.
16167 (Output_section::set_final_data_size): Call
16168 sort_attached_input_sections if necessary.
16169 (Output_section::Input_section_sort_entry): Define new class.
16170 (Output_section::Input_section_sort_compare::operator()): New
16172 (Output_section::sort_attached_input_sections): New function.
16173 * configure.ac: Check whether the compiler supports constructor
16174 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
16175 * testsuite/initpri1.c: New file.
16176 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
16177 CONSTRUCTOR_PRIORITY.
16178 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
16179 (initpri1_LDFLAGS): New variable.
16180 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
16182 2008-03-27 Ian Lance Taylor <iant@google.com>
16184 * common.cc (Sort_commons::operator): Correct sorting algorithm.
16185 * testsuite/common_test_1.c: New file.
16186 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
16187 (common_test_1_SOURCES): New variable.
16188 (common_test_1_DEPENDENCIES): New variable.
16189 (common_test_1_LDFLAGS): New variable.
16191 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
16192 and commons_ correctly when NAME/VERSION does not override
16194 * testsuite/ver_test_6.c: New file.
16195 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
16196 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
16197 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
16199 2008-03-26 Ian Lance Taylor <iant@google.com>
16201 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
16202 of an undefined symbol from a version script.
16203 * testsuite/Makefile.am (ver_test_5.so): New target.
16204 (ver_test_5.o): New target.
16205 (check_SCRIPTS): Add ver_test_5.sh.
16206 (check_DATA): Add ver_test_5.syms.
16207 (ver_test_5.syms): New target.
16208 * testsuite/ver_test_5.cc: New file.
16209 * testsuite/ver_test_5.script: New file.
16210 * testsuite/ver_test_5.sh: New file.
16211 * Makefile.in, testsuite/Makefile.in: Rebuild.
16214 Fix problems building gold with gcc 4.3.0.
16215 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
16216 (gold_error_at_location, gold_warning_at_location): Use it.
16217 * configure.ac: Check whether we can compile and use a template
16218 function with a printf attribute.
16219 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
16220 when jumping over bytes.
16221 * object.cc: Instantiate Object::read_section_data.
16222 * debug.h: Include <cstring>
16223 * dwarf_reader.cc: Include <algorithm>
16224 * main.cc: Include <cstring>.
16225 * options.cc: Include <cstring>.
16226 * output.cc: Include <cstring>.
16227 * script.cc: Include <cstring>.
16228 * script.h: Include <string>.
16229 * symtab.cc: Include <cstring> and <algorithm>.
16230 * target-select.cc: Include <cstring>.
16231 * version.cc: Include <string>.
16232 * testsuite/testmain.cc: Include <cstdlib>.
16233 * configure, config.in: Rebuild.
16235 2008-03-25 Ian Lance Taylor <iant@google.com>
16237 * options.cc: Include "../bfd/bfdver.h".
16238 (options::help): Print bug reporting address.
16240 * version.cc (print_version): Adjust output for current value of
16241 BFD_VERSION_STRING.
16245 * options.cc (options::help): Print list of supported targets.
16246 * target-select.h: Include <vector>.
16247 (class Target_selector): Make machine_, size_, and is_big_endian_
16248 fields const. Add bfd_name_ and instantiated_target_ fields.
16249 (Target_selector::Target_selector): Add bfd_name parameter.
16250 (Target_selector::recognize): Make non-virtual, call
16252 (Target_selector::recognize_by_name): Make non-virtual, call
16253 do_recognize_by_name.
16254 (Target_selector::supported_names): New function.
16255 (Target_selector::bfd_name): New function.
16256 (Target_selector::do_instantiate_target): New pure virtual
16258 (Target_selector::do_recognize): New virtual function.
16259 (Target_selector::do_recognize_by_name): New virtual function.
16260 (Target_selector::instantiate_target): New private function.
16261 (supported_target_names): Declare.
16262 * target-select.cc (Target_selector::Target_selector): Update for
16263 new parameter and fields.
16264 (select_target_by_name): Check that the name matches before
16265 calling recognize_by_name.
16266 (supported_target_names): New function.
16267 * i386.cc (class Target_selector_i386): Update Target_selector
16268 constructor call. Remove recognize and recognize_by_name. Add
16269 do_instantiate_target.
16270 * x86_64.cc (class Target_selector_x86_64): Likewise.
16271 * testsuite/testfile.cc (class Target_selector_test): Update for
16272 changes to Target_selector.
16274 * README: Rewrite, with some notes on unsupported features.
16276 2008-03-24 Cary Coutant <ccoutant@google.com>
16278 * i386.cc (Target_i386::Got_type): New enum declaration.
16279 (Target_i386::Scan::local): Updated callers of Output_data_got
16281 (Target_i386::Scan::global): Likewise.
16282 (Target_i386::Relocate::relocate): Likewise.
16283 (Target_i386::Relocate::relocate_tls): Likewise.
16284 * object.h (Got_offset_list): New class.
16285 (Sized_relobj::local_has_got_offset): Added got_type parameter.
16286 (Sized_relobj::local_got_offset): Likewise.
16287 (Sized_relobj::set_local_got_offset): Likewise.
16288 (Sized_relobj::local_has_tls_got_offset): Removed.
16289 (Sized_relobj::local_tls_got_offset): Removed.
16290 (Sized_relobj::set_local_tls_got_offset): Removed.
16291 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
16292 * output.cc (Output_data_got::add_global): Added got_type parameter.
16293 (Output_data_got::add_global_with_rel): Likewise.
16294 (Output_data_got::add_global_with_rela): Likewise.
16295 (Output_data_got::add_global_pair_with_rel): New function.
16296 (Output_data_got::add_global_pair_with_rela): New function.
16297 (Output_data_got::add_local): Added got_type parameter.
16298 (Output_data_got::add_local_with_rel): Likewise.
16299 (Output_data_got::add_local_with_rela): Likewise.
16300 (Output_data_got::add_local_pair_with_rel): New function.
16301 (Output_data_got::add_local_pair_with_rela): New function.
16302 (Output_data_got::add_global_tls): Removed.
16303 (Output_data_got::add_global_tls_with_rel): Removed.
16304 (Output_data_got::add_global_tls_with_rela): Removed.
16305 (Output_data_got::add_local_tls): Removed.
16306 (Output_data_got::add_local_tls_with_rel): Removed.
16307 (Output_data_got::add_local_tls_with_rela): Removed.
16308 * output.h (Output_data_got::add_global): Added got_type parameter.
16309 (Output_data_got::add_global_with_rel): Likewise.
16310 (Output_data_got::add_global_with_rela): Likewise.
16311 (Output_data_got::add_global_pair_with_rel): New function.
16312 (Output_data_got::add_global_pair_with_rela): New function.
16313 (Output_data_got::add_local): Added got_type parameter.
16314 (Output_data_got::add_local_with_rel): Likewise.
16315 (Output_data_got::add_local_with_rela): Likewise.
16316 (Output_data_got::add_local_pair_with_rel): New function.
16317 (Output_data_got::add_local_pair_with_rela): New function.
16318 (Output_data_got::add_global_tls): Removed.
16319 (Output_data_got::add_global_tls_with_rel): Removed.
16320 (Output_data_got::add_global_tls_with_rela): Removed.
16321 (Output_data_got::add_local_tls): Removed.
16322 (Output_data_got::add_local_tls_with_rel): Removed.
16323 (Output_data_got::add_local_tls_with_rela): Removed.
16324 * resolve.cc (Symbol::override_base_with_special): Removed
16325 reference to has_got_offset_ field.
16326 * symtab.cc (Symbol::init_fields): Replaced initialization
16327 of got_offset_ with got_offsets_. Removed initialization
16329 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
16330 (Symbol::got_offset): Likewise.
16331 (Symbol::set_got_offset): Likewise.
16332 (Symbol::has_tls_got_offset): Removed.
16333 (Symbol::tls_got_offset): Removed.
16334 (Symbol::set_tls_got_offset): Removed.
16335 (Symbol::got_offset_): Removed.
16336 (Symbol::tls_mod_got_offset_): Removed.
16337 (Symbol::tls_pair_got_offset_): Removed.
16338 (Symbol::got_offsets_): New field.
16339 (Symbol::has_got_offset): Removed.
16340 (Symbol::has_tls_mod_got_offset): Removed.
16341 (Symbol::has_tls_pair_got_offset): Removed.
16342 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
16343 (Target_x86_64::Scan::local): Updated callers of Output_data_got
16345 (Target_x86_64::Scan::global): Likewise.
16346 (Target_x86_64::Relocate::relocate): Likewise.
16347 (Target_x86_64::Relocate::relocate_tls): Likewise.
16349 2008-03-25 Ben Elliston <bje@au.ibm.com>
16351 * yyscript.y: Fix spelling error in comment.
16353 2008-03-24 Ian Lance Taylor <iant@google.com>
16355 * options.h (class General_options): Define build_id option.
16356 * layout.h (class Layout): Declare write_build_id, create_note,
16357 create_build_id. Add build_id_note_ member.
16358 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
16359 "libiberty.h", "md5.h", "sha1.h".
16360 (Layout::Layout): Initialize eh_frame_data_,
16361 eh_frame_hdr_section_, and build_id_note_.
16362 (Layout::finalize): Call create_build_id.
16363 (Layout::create_note): New function, broken out of
16364 Layout::create_gold_note.
16365 (Layout::create_gold_note): Call create_note.
16366 (Layout::create_build_id): New function.
16367 (Layout::write_build_id): New function.
16368 (Close_task_runner::run): Call write_build_id.
16370 * x86_64.cc: Correct license to GPLv3.
16372 2008-03-23 Ian Lance Taylor <iant@google.com>
16374 * options.cc: Include "demangle.h".
16375 (parse_optional_string): New function.
16376 (parse_long_option): Handle takes_optional_argument.
16377 (parse_short_option): Update dash_z initializer. Handle
16378 takes_optional_argument.
16379 (General_options::General_options): Initialize do_demangle_.
16380 (General_options::finalize): Set do_demangle_. Handle demangling
16382 * options.h (parse_optional_string): Declare.
16383 (struct One_option): Add optional_arg field. Update constructor.
16384 Update call constructor calls. Add takes_optional_argument
16386 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
16387 (DEFINE_optional_string): Define.
16388 (General_options::demangle): Change from DEFINE_bool to
16389 DEFINE_optional_string.
16390 (General_options::no_demangle): New function.
16391 (General_options::do_demangle): New function.
16392 (General_options::set_do_demangle): New function.
16393 (General_options::execstack_status_): Move definition to end of
16395 (General_options::static_): Likewise.
16396 (General_options::do_demangle_): New field.
16397 * object.cc (big_endian>::get_symbol_location_info): Call
16398 Options::do_demangle, not Options::demangle.
16399 * symtab.cc (demangle): Likewise.
16401 2008-03-22 Ian Lance Taylor <iant@google.com>
16403 * gold.h: Include <cstddef> and <sys/types.h>
16404 * options.h: Include <cstring>.
16406 2008-03-21 Ian Lance Taylor <iant@google.com>
16408 * Added source code to GNU binutils.
16410 Copyright (C) 2008-2014 Free Software Foundation, Inc.
16412 Copying and distribution of this file, with or without modification,
16413 are permitted in any medium without royalty provided the copyright
16414 notice and this notice are preserved.
16420 version-control: never