1 2014-09-23 Taiju Tsuiki <tzik@google.com>
2 Cary Coutant <ccoutant@google.com>
4 * gold.cc (queue_final_tasks): Add Write_sections_task as a blocker
5 on input_sections_blocker.
6 * layout.cc (Write_sections_task::locks): Unblock
7 input_sections_blocker_.
8 * layout.h (Write_sections_task::Write_sections_task): Add
9 input_sections_blocker.
10 * testsuite/Makefile.am (exception_x86_64_bnd_test): Add gcctestdir/ld
12 * testsuite/Makefile.in: Regenerate.
14 2014-09-18 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
16 * testsuite/Makefile.am (plugin_test_10): New test.
17 * testsuite/Makefile.in: Regenerate
18 * testsuite/plugin_common_test_2.c (c1): Align to 8.
19 * testsuite/plugin_test_10.sh: New file.
21 2014-09-17 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
23 * plugin.cc (Sized_pluginobj::do_add_symbols): Ignore isym->size.
24 * resolve.cc (Symbol_table::resolve): Don't override common symbols
25 during the replacement phase.
27 2014-09-17 Han Shen <shenhan@google.com>
28 Jing Yu <jingyu@google.com>
30 * aarch64-reloc.def: Add TLSGD_ADR_PAGE21, TLSGD_ADD_LO12_NC,
31 TLSDESC_ADR_PAGE21, TLSDESC_LD64_LO12, TLSDESC_ADD_LO12, TLSDESC_CALL.
32 * aarch64.cc (Target_aarch64): Add data members
33 got_irelative_, got_tlsdesc_, rela_irelative_, got_mod_index_offset_,
34 tlsdesc_reloc_info_, tls_base_symbol_defined_. Initialize them in
36 (Target_aarch64::do_reloc_symbol_index): New method.
37 (Target_aarch64::do_reloc_addend): New method.
38 (Target_aarch64::add_tlsdesc_info): New method.
39 (Target_aarch64::do_dynsym_value): New method.
40 (Target_aarch64::do_make_data_plt): Add new parameters: got,
41 got_irelative. Pass them to Output_data_plt_aarch64_standard.
42 (Target_aarch64::make_data_plt): Add new parameters: got,
43 got_irelative. Pass them to do_make_data_plt.
44 (Target_aarch64::Relocate): Add skip_call_tls_get_addr_ variable.
45 (Target_aarch64::Relocate:tls_gd_to_le): New method.
46 (Target_aarch64::Relocate:tls_ie_to_le): New method.
47 (Target_aarch64::Relocate:tls_desc_gd_to_le): New method.
48 (Target_aarch64::Relocate:tls_desc_gd_to_ie): New method.
49 (Target_aarch64::got_tlsdesc_section): New method.
50 (Target_aarch64::make_local_ifunc_plt_entry): New method.
51 (Target_aarch64::define_tls_base_symbol): New method.
52 (Target_aarch64::reserve_tlsdesc_entries): New method.
53 (Target_aarch64::got_mod_index_entry): New method.
54 (Target_aarch64::rela_tlsdesc_section): New method.
55 (Target_aarch64::rela_irelative_section): New method.
56 (Target_aarch64::Tlsdesc_info): New struct.
57 (Target_aarch64::got_section): Create .got.plt space for IRELATIVE
58 relocations and tlsdesc relocations.
59 (Target_aarch64::optimize_tls_reloc): Implement method.
60 (Output_data_plt_aarch64): Add member variables: tlsdesc_rel_, got_,
61 got_irelative_, irelative_count_, tlsdesc_got_offset_. Initialize them
63 (Output_data_plt_aarch64::reserve_tlsdesc_entry): New method.
64 (Output_data_plt_aarch64::has_tlsdesc_entry): New method.
65 (Output_data_plt_aarch64::get_tlsdesc_got_offset): New method.
66 (Output_data_plt_aarch64::get_tlsdesc_plt_offset): New method.
67 (Output_data_plt_aarch64::rela_tlsdesc): New method.
68 (Output_data_plt_aarch64::rela_irelative): New method.
69 (Output_data_plt_aarch64::entry_count): Count IRELATIVE relocations.
70 (Output_data_plt_aarch64::first_plt_entry_offset): Add const attribute.
71 (Output_data_plt_aarch64::get_plt_tlsdesc_entry_size): New method.
72 (Output_data_plt_aarch64::fill_tlsdesc_entry): New method.
73 (Output_data_plt_aarch64::do_get_plt_tlsdesc_entry_size): New method.
74 (Output_data_plt_aarch64::do_fill_tlsdesc_entry): New method.
75 (Output_data_plt_aarch64_standard): New member variables:
76 plt_tlsdesc_entry_size, tlsdesc_plt_entry.
77 (Output_data_plt_aarch64_standard::Output_data_plt_aarch64_standard):
78 New parameter: got, got_irelative.
79 (Output_data_plt_aarch64_standard::do_get_plt_entry_size): New method.
80 (Output_data_plt_aarch64_standard::do_fill_tlsdesc_entry): New method.
81 (Output_data_plt_aarch64::do_write): Replace got_address with
82 gotplt_address. Add irelative_count_ to count. Write tlsdesc entry.
83 (AArch64_relocate_functions::update_movnz): New method.
84 (AArch64_relocate_functions): Correct format.
85 (AArch64_relocate_functions::movnz): New method.
86 (Target_aarch64::Scan::local): Correct format. Move r_sym, got to
87 before the switch. Add new cases to switch.
88 Check ie_to_le relaxation on tlsie relocations. Add code handling
90 (Target_aarch64::Scan::global): Move arp to front. Do copy_reloc when
91 needed. Add new cases to switch. Insert dynamic RELATIVE relocation
92 when needed. Add code handling tlsgd, tlsie, tlsdesc cases.
93 Call reloc_name_in_error_message to print unsupported reloc.
94 (Target_aarch64::make_plt_section): Pass got_ and got_irelative_ to
96 (Target_aarch64::do_finalize_sections): Emit relocs to save COPY
97 relocs. Fill in some more dynamic tags.
98 (Target_aarch64::Relocate::relocate): Handle tlsgd, tlsdesc relocs.
99 Skip call tls_get_addr when tlsgd is relaxed.
100 (Target_aarch64::Relocate::relocate_tls): Correct format. Add code
101 handling tlsgd, tlsdesc relocs, and tls gd->le, ie->le, tlsdesc->le,
102 tlsdesc->ie relaxation.
104 2014-09-03 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
106 * mips.cc (Target_mips_nacl): New class.
107 (Target_selector_mips_nacl): New class.
108 (target_selector_mips32): Rename from target_selector_mips32be and use
109 Target_selector_mips_nacl instead of Target_selector_mips.
110 (target_selector_mips32el): Rename from target_selector_mips32 and use
111 Target_selector_mips_nacl instead of Target_selector_mips.
112 (target_selector_mips64): Rename from target_selector_mips64be and use
113 Target_selector_mips_nacl instead of Target_selector_mips.
114 (target_selector_mips64el): Rename from target_selector_mips64 and use
115 Target_selector_mips_nacl instead of Target_selector_mips.
116 (Target_mips::mips_info): Add const attribute.
118 2014-09-02 Cary Coutant <ccoutant@google.com>
120 * dwp.cc (Sized_relobj_dwo::do_section_name): Add const attribute.
121 * dynobj.h (Sized_dynobj::do_section_name): Likewise.
122 * incremental.cc (Sized_relobj_incr::do_section_name): Likewise.
123 (Sized_incr_dynobj::do_section_name): Likewise.
124 * incremental.h (Sized_relobj_incr::do_section_name): Likewise.
125 (Sized_incr_dynobj::do_section_name): Likewise.
126 * object.h (Object::section_name): Likewise.
127 (Object::do_section_name): Likewise.
128 (Sized_relobj_file::do_section_name): Likewise.
129 * plugin.cc (Sized_pluginobj::do_section_name): Likewise.
130 * plugin.h (Sized_pluginobj::do_section_name): Likewise.
132 2014-09-02 Cary Coutant <ccoutant@google.com>
135 * ehframe.cc (Fde::write): Add output_offset parameter.
136 (Cie::write): Likewise.
137 (Eh_frame::set_final_data_size): Account for offset within output
139 (Eh_frame::do_sized_write): Likewise.
140 * ehframe.h (Fde::write): Add output_offset parameter.
141 (Cie::write): Likewise.
142 * output.cc (Output_section::Input_section_sort_entry): Remove
143 section_has_name_; add output_section_name parameter. Use
144 output section name for non-input sections.
145 (Output_section::Input_section_sort_entry::section_has_name): Remove.
146 (Output_section::Input_section_sort_entry::section_has_name_): Remove.
147 (Output_section::Input_section_sort_compare): Remove logic for
148 sections without names.
149 (Output_section::Input_section_sort_init_fini_compare): Likewise.
150 (Output_section::Input_section_sort_section_prefix_special_ordering_compare):
152 (Output_section::Input_section_sort_section_name_compare): Likewise.
154 2014-08-29 Han Shen <shenhan@google.com>
155 Jing Yu <jingyu@google.com>
157 * aarch64-reloc-property.cc
158 (AArch64_reloc_property_table::reloc_name_in_error_message): Fix bug in
159 reference reloc property in the table.
160 * aarch64-reloc.def: Add TLSLE reloc types and fix some errors in
162 * aarch64.cc: (Output_data_got_aarch64::add_static_reloc):
163 2 new overloaded methods.
164 (Output_data_got_aarch64::do_write): Add code to write out
166 (class Output_data_got_aarch64::Static_reloc): New class to wrap
168 (Output_data_got_aarch64::static_relocs): New vector to
170 (Target_aarch64::TCB_SIZE): New const static memeber.
171 (Target_aarch64::tcb_size): New method.
172 (Target_aarch64::Relocate::relocate): Add code handling new reloc types.
173 (Target_aarch64::Relocate::relocate_tls): New method.
174 (Target_aarch64::Scan::local): Add code handling new reloc types.
175 (Target_aarch64::Scan::global): Add code handling new reloc types.
177 2014-08-13 Sriraman Tallam <tmsriram@google.com>
179 * options.h (-no-pie): Add option.
181 2014-08-08 Jing Yu <jingyu@google.com>
182 Han Shen <shenhan@google.com>
184 * Makefile.am (HFILES): Add aarch64-reloc-property.h.
185 (DEFFILES): add aarch64-reloc.def.
186 (TARGETSOURCES): Add aarch64-reloc-property.cc.
187 (ALL_TARGETOBJS): Add aarch64-reloc-property.$(OBJEXT).
188 * Makefile.in: Regenerate.
189 * aarch64-reloc-property.cc: New file.
190 * aarch64-reloc-property.h: New file.
191 * aarch64-reloc.def: New file.
192 * aarch64.cc: Include aarch64-reloc-property.h. Replace spaces
193 with tab to make the format consistent.
194 (Output_data_got_aarch64::symbol_table_): New method.
195 (Target_aarch64::do_plt_address_for_global): New method.
196 (Target_aarch64::do_plt_address_for_local): New method.
197 (Target_aarch64::do_select_as_default_target): New method.
198 (Target_aarch64::do_make_data_plt): New method.
199 (Target_aarch64::make_data_plt): New method.
200 (Output_data_plt_aarch64::has_irelative_section): New method.
201 (Output_data_plt_aarch64::address_for_global): New method.
202 (Output_data_plt_aarch64::address_for_local): New method.
203 (Output_data_plt_aarch64::irelative_rel_): New parameter.
204 (Output_data_plt_aarch64::add_entry): Implement contents.
205 (Output_data_plt_aarch64::set_final_data_size): Fix typo.
206 (Output_data_plt_aarch64::do_write): Remove useless got_base. Set
207 the got_pov entry to plt0.
208 (Output_data_plt_aarch64_standard::do_fill_first_plt_entry):
210 (Output_data_plt_aarch64_standard::do_fill_plt_entry): Implement.
211 (AArch64_howto): New struct.
212 (aarch64_howto[]): New static const array.
213 (AArch64_relocate_functions): New class.
214 (Target_aarch64::Scan::get_reference_flags): Remove method.
215 (Target_aarch64::Scan::local): Implement to support a few relocations.
216 (Target_aarch64::Scan::global): Implement to support a few relocations.
217 (Target_aarch64::make_plt_section): Implement contents.
218 (Target_aarch64::make_plt_entry): Implement contents.
219 (Target_aarch64::do_finalize_sections): Implement contents.
220 (Target_aarch64::Relocate::relocate): Implement a few relocations.
221 (Target_aarch64::relocate_section): Implement contents.
223 2014-08-06 Alan Modra <amodra@gmail.com>
225 * testsuite/defsym_test.sh: Allow ppc64le localentry annotation.
227 2014-08-06 Alan Modra <amodra@gmail.com>
230 * symtab.cc (Symbol_table::add_from_relobj): Warn on __gnu_lto_slim.
232 2014-07-21 Sriraman Tallam <tmsriram@google.com>
234 * object.cc (Relobj::is_section_name_included): Add
235 ".rodata.nptl_version" to not garbage collect this section.
237 2014-07-08 Cary Coutant <ccoutant@google.com>
239 * expression.cc (struct Expression::Expression_eval_info): Add
240 new fields type_pointer, vis_pointer, and nonvis_pointer.
241 (Expression::eval_maybe_dot): Add type_pointer, vis_pointer, and
242 nonvis_pointer parameters. Adjust all calls.
243 (Symbol_expression::value): Update type, visibility, and nonvis bits
245 * script.cc (Symbol_assignment::sized_finalize): Update type,
246 visibility, and remaining st_other bits for new symbol.
247 * script.h: (Expression::eval_maybe_dot): Add type_pointer,
248 vis_pointer, and nonvis_pointer parameters.
249 * symtab.h (Symbol::set_type): New method.
251 * testsuite/Makefile.am (defsym_test): New test.
252 * testsuite/Makefile.in: Regenerate.
253 * testsuite/defsym_test.c: New file.
254 * testsuite/defsym_test.sh: New file.
256 2014-07-08 Cary Coutant <ccoutant@google.com>
259 * dynobj.h (Sized_dynobj::base_read_symbols): New method.
260 * dynobj.cc (Sized_dynobj::do_read_symbols): Move body to...
261 (Sized_dynobj::base_read_symbols): ...new method.
262 * object.h (Sized_relobj_file::base_read_symbols): New method.
263 * object.cc (Sized_relobj_file::do_read_symbols): Move body to...
264 (Sized_relobj_file::base_read_symbols): ...new method.
265 * arm.cc (Arm_relobj::do_read_symbols): Call base_read_symbols.
266 * mips.cc: (Mips_relobj::do_read_symbols): Likewise.
267 * powerpc.cc (Powerpc_dynobj::do_read_symbols): Likewise.
269 2014-07-04 Alan Modra <amodra@gmail.com>
271 * po/POTFILES.in: Regenerate.
273 2014-07-02 Jing Yu <jingyu@google.com>
275 * aarch64.cc: New file
276 * Makefile.am (TARGETSOURCES): Add aarch64.cc
277 (ALL_TARGETOBJS): Add aarch64.$(OBJEXT)
278 * Makefile.in: Regenerate.
279 * configure.tgt: Add entries for aarch64*.
280 * configure.ac: Likewise.
281 * configure: Likewise.
283 2014-06-27 Alan Modra <amodra@gmail.com>
285 * symtab.cc (Symbol::should_add_dynsym_entry): Don't make inline.
287 2014-06-24 Cary Coutant <ccoutant@google.com>
289 * dwp.cc (Dwo_file::read): Allow files with no .debug_types
291 (Dwo_file::sized_read_unit_index): Likewise.
293 2014-06-23 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
296 * Makefile.am (TARGETSOURCES): Add mips.cc
297 (ALL_TARGETOBJS): Add mips.$(OBJEXT)
298 * configure.tgt: Add entries for mips*.
299 * configure.ac: Likewise.
300 * Makefile.in: Regenerate.
301 * configure: Likewise.
303 2014-06-09 Cary Coutant <ccoutant@google.com>
305 * dwarf_reader.cc (Dwarf_pubnames_table::read_header): Check that
306 unit_length is within section bounds.
308 2014-06-09 Cary Coutant <ccoutant@google.com>
311 * layout.cc (Layout::print_to_mapfile): Print unattached sections in
314 2014-06-07 Alan Modra <amodra@gmail.com>
316 * powerpc.cc (relocate): Treat field of cmpli insn as a bitfield.
318 2014-06-06 Cary Coutant <ccoutant@google.com>
320 * dwarf_reader.h (Dwarf_pubnames_table): Remove output_section_offset_.
321 * dwarf_reader.cc (Dwarf_pubnames_table::read_section): Likewise.
322 (Dwarf_pubnames_table::read_header): Likewise.
323 * layout.cc (gdb_fast_lookup_sections): Add .debug_gnu_pubnames and
326 2014-06-05 Joel Brobecker <brobecker@adacore.com>
328 * Makefile.am (CONFIG_STATUS_DEPENDENCIES): New.
329 * Makefile.in, configure: Regenerate.
331 2014-06-03 Alan Modra <amodra@gmail.com>
333 * powerpc.cc (addis_12_2): Define.
334 (Stub_table::do_write): Support fusion on ELFv2 stubs.
336 2014-06-03 Alan Modra <amodra@gmail.com>
338 * testsuite/plugin_test.c (parse_readelf_line): Skip non-visibility
341 2014-06-02 Alan Modra <amodra@gmail.com>
343 * powerpc.cc (Target_powerpc::local_reloc_may_be_function_pointer):
344 Only ignore relocs on ELFv1.
345 (Target_powerpc::global_reloc_may_be_function_pointer): Likewise.
347 2014-05-30 Cary Coutant <ccoutant@google.com>
349 * testsuite/Makefile.am (ehdr_start_test_4): Fix typo in -B option.
350 * testsuite/Makefile.in: Regenerate.
351 * testsuite/ehdr_start_test_4.sh: Look for "U" instead of "w".
353 2014-05-27 H.J. Lu <hongjiu.lu@intel.com>
356 * x86_64.cc (Target_x86_64::Relocate::relocate): Use signed int
357 for got_offset. Properly get GOT address for R_X86_64_PLTOFF64.
359 2014-05-15 Alan Modra <amodra@gmail.com>
361 * powerpc.cc (do_plt_fde_location): Handle zero length .glink.
362 Compare FDE contents with DW_CFA_nop rather than 0.
364 2014-05-13 Sriraman Tallam <tmsriram@google.com>
366 * symtab.h (may_need_copy_reloc): Remove check for position independent
368 * x86_64.cc (Target_x86_64<size>::Scan::global): Add check for no
369 position independence before pc absolute may_need_copy_reloc call.
370 Add check for executable output befor pc relative may_need_copy_reloc
376 * powerpc.cc: Add check for no position independence before
377 may_need_copy_reloc calls.
378 * testsuite/pie_copyrelocs_test.cc: New file.
379 * testsuite/pie_copyrelocs_shared_test.cc: New file.
380 * Makefile.am (pie_copyrelocs_test): New test.
381 * Makefile.in: Regenerate.
383 2014-05-08 Martin Liška <mliska@suse.cz>
385 * output.cc (Sized_relobj_file::do_layout): Fix typo in info message.
387 2014-05-06 Cary Coutant <ccoutant@google.com>
390 * i386.cc (Output_data_got_plt_i386): New class.
391 (Output_data_plt_i386::Output_data_plt_i386): Change type of got_plt
392 parameter. Change all callers.
393 (Output_data_plt_i386::layout_): Remove.
394 (Output_data_plt_i386::got_plt_): Change type.
395 (Target_i386::got_plt_): Change type. Change all references.
396 (Target_i386::got_section): Create instance of new class.
397 (Output_data_got_plt_i386::do_write): New function.
398 * x86_64.cc (Output_data_got_plt_x86_64): New class.
399 (Output_data_plt_x86_64::Output_data_plt_x86_64): Change type of got_plt
400 parameter. Change all callers.
401 (Output_data_plt_x86_64::layout_): Remove.
402 (Output_data_plt_x86_64::got_plt_): Change type.
403 (Target_x86_64::got_plt_): Change type. Change all references.
404 (Target_x86_64::got_section): Create instance of new class.
405 (Output_data_got_plt_x86_64::do_write): New function.
406 (Output_data_plt_x86_64::do_write): Don't write reserved words in GOT.
407 (Target_x86_64<size>::init_got_plt_for_update): Create instance of new
410 2014-05-05 Cary Coutant <ccoutant@google.com>
412 * gdb-index.cc (Gdb_index_info_reader): Don't complain about language
413 if we have pubnames/pubtypes.
415 2014-05-02 Cary Coutant <ccoutant@google.com>
417 * defstd.cc (in_segment): Define __ehdr_start here...
418 * layout.cc (Layout::finalize): ...Instead of here. Set the
419 output segment when known.
420 * resolve.cc (Symbol::override_base_with_special): Remember
421 the original binding.
422 * symtab.cc (Symbol::set_output_segment): New function.
423 (Symbol::set_undefined): New function.
424 * symtab.h (Symbol::is_weak_undefined): Check original undef
426 (Symbol::is_strong_undefined): New function.
427 (Symbol::set_output_segment): New function.
428 (Symbol::set_undefined): New function.
429 * target-reloc.h (is_strong_undefined): Remove.
430 (issue_undefined_symbol_error): Call Symbol::is_weak_undefined.
431 Check for hidden undefs.
432 (relocate_section): Call Symbol::is_strong_undefined.
434 * testsuite/Makefile.am (ehdr_start_test_1)
435 (ehdr_start_test_2, ehdr_start_test_3)
436 (ehdr_start_test_4, ehdr_start_test_5): New test cases.
437 * testsuite/Makefile.in: Regenerate.
438 * testsuite/ehdr_start_def.cc: New source file.
439 * testsuite/ehdr_start_test.cc: New source file.
440 * testsuite/ehdr_start_test.t: New linker script.
441 * testsuite/ehdr_start_test_4.sh: New shell script.
443 2014-04-23 Cary Coutant <ccoutant@google.com>
446 * x86_64.cc (Target_x86_64::Relocate::relocate): Add missing break.
448 2014-04-15 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
450 * layout.cc (Layout::include_section): Allow a target to decide
451 whether to include a section.
452 * target.h (Target::should_include_section): New function.
453 (Target::do_should_include_section): New function.
455 2014-04-15 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
457 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Remove and
459 (Copy_relocs::emit): ... here.
460 * copy-relocs.h (Copy_reloc_entry): Change from class to struct.
461 (Copy_reloc_entry::make_copy_reloc): Change from private to protected.
462 (Copy_reloc_entry::entries_): Change from private to protected.
464 2014-04-02 Sriraman Tallam <tmsriram@google.com>
466 * icf.cc (get_section_contents): Replace copies of reloc
467 vectors with const references.
469 2014-04-02 Cary Coutant <ccoutant@google.com>
471 * configure.ac (HAVE_PUBNAMES): Use C instead of C++.
472 (HAVE_NO_USE_LINKER_PLUGIN): Check for -fno-use-linker-plugin.
473 * configure: Regenerate.
474 * testsuite/Makefile.am (OPT_NO_PLUGINS): New macro for
475 -fno-use-linker-plugin.
476 (LINK1, CXXLINK1): Add it to the link command.
477 * testsuite/Makefile.in: Regenerate.
479 2014-03-12 Alan Modra <amodra@gmail.com>
481 * Makefile.in: Regenerate.
483 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
485 * symtab.h (Symbol::set_nonvis): New function.
487 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
489 * symtab.cc (Sized_symbol<32>::init_output_data):
490 Instantiate the template.
491 (Sized_symbol<64>::init_output_data): Likewise.
493 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
495 * symtab.cc (Symbol_table::sized_write_globals): Allow a target to
496 adjust dynamic symbol value.
497 * target.h (Target::adjust_dyn_symbol): New function.
498 (Target::do_adjust_dyn_symbol): New function.
500 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
502 * output.cc (Output_data_dynamic::Dynamic_entry::write):
503 Get the value of DYNAMIC_CUSTOM dynamic entry.
504 * output.h (Output_data_dynamic::add_custom): New function.
505 (Dynamic_entry::Dynamic_entry): New constructor for DYNAMIC_CUSTOM
507 (enum Dynamic_entry::Classification): Add DYNAMIC_CUSTOM.
508 * target.h (Target::dynamic_tag_custom_value): New function.
509 (Target::do_dynamic_tag_custom_value): New function.
511 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
513 * symtab.cc (Symbol_table::set_dynsym_indexes): Allow a target to set
515 * target.h (Target::has_custom_set_dynsym_indexes): New function.
516 (Target::do_has_custom_set_dynsym_indexes): New function.
517 (Target::set_dynsym_indexes): New function.
518 (Target::do_set_dynsym_indexes): New function.
520 2014-03-07 Alan Modra <amodra@gmail.com>
522 * powerpc.cc (Powerpc_relocate_functions::Overflow_check): Add
523 CHECK_UNSIGNED, CHECK_LOW_INSN, CHECK_HIGH_INSN.
524 (Powerpc_relocate_functions::has_overflow_unsigned): New function.
525 (Powerpc_relocate_functions::has_overflow_bitfield,
526 overflowed): Use the above.
527 (Target_powerpc::Relocate::relocate): Correct overflow checking
528 for a number of relocations. Modify overflow test for 16-bit
529 fields in instructions to signed/unsigned according to whether
530 the field takes a signed or unsigned value.
532 2014-03-05 Alan Modra <amodra@gmail.com>
534 Update copyright years.
536 2014-03-05 Alan Modra <amodra@gmail.com>
538 * powerpc.cc (Target_powerpc::Scan::local, global): Support
539 R_PPC64_ADDR64_LOCAL.
540 (Target_powerpc::Relocate::relocate): Likewise.
542 2014-03-03 Alan Modra <amodra@gmail.com>
544 * dwp.cc (print_version): Update copyright year to current.
546 2014-02-10 Alan Modra <amodra@gmail.com>
548 * po/gold.pot: Regenerate.
550 2014-02-06 Cary Coutant <ccoutant@google.com>
552 Fix problem where -u is ignored when a weak undef is seen.
554 * archive.cc (Library_base::should_include_member): Reorder
555 code to check for -u option if a weak undef has already been seen.
556 * testsuite/Makefile.am (weak_undef_test_2): New test case.
557 * testsuite/Makefile.in: Regenerate.
558 * testsuite/weak_undef_file3.cc: New file.
559 * testsuite/weak_undef_file4.cc: New file.
560 * testsuite/weak_undef_test_2.cc: New file.
562 2014-02-05 Cary Coutant <ccoutant@google.com>
564 Fix issues with gold undefined symbol diagnostics.
567 * errors.cc (Errors::undefined_symbol): Move undef vtable symbol
569 * target-reloc.h (is_strong_undefined): New function.
570 (relocate_section): Move undef vtable symbol check from here.
571 Check for is_strong_undefined.
573 2014-02-05 Cary Coutant <ccoutant@google.com>
575 Fix problems with the --dynamic-list option.
578 * options.cc (General_options::parse_dynamic_list):
579 Set have_dynamic_list_.
580 (General_options::General_options): Initialize have_dynamic_list_.
581 (General_options::finalize): Turn off -Bsymbolic and
582 -Bsymbolic-functions if --dynamic-list provided.
583 * options.h (General_options::have_dynamic_list): New function.
584 (General_options::have_dynamic_list_): New data member.
585 * symtab.h (Symbol::is_preemptible): Handle --dynamic-list
589 * symtab.cc (Symbol_table::add_from_relobj): If symbol is named
590 in --dynamic-list, mark it.
592 * testsuite/Makefile.am (gc_dynamic_list_test.sh): New test case.
593 (dynamic_list_2): New test case.
594 * testsuite/Makefile.in: Regenerate.
595 * testsuite/dynamic_list_2.cc: New file.
596 * testsuite/dynamic_list_2.t: New file.
597 * testsuite/dynamic_list_lib1.cc: New file.
598 * testsuite/dynamic_list_lib2.cc: New file.
599 * testsuite/gc_dynamic_list_test.c: New file.
600 * testsuite/gc_dynamic_list_test.sh: New file.
601 * testsuite/gc_dynamic_list_test.t: New file.
603 2014-01-28 Cary Coutant <ccoutant@google.com>
605 Add .gdb_index version 7 support.
607 * gold/dwarf_reader.cc: include <utility> (for make_pair).
608 (Dwarf_abbrev_table::do_read_abbrevs): Check for compressed
610 (Dwarf_ranges_table::read_ranges_table): Likewise.
611 (Dwarf_pubnames_table::read_section): Check for GNU-style
612 sections, and for compressed debug sections.
613 (Dwarf_pubnames_table::read_header): Compute end address of table.
614 (Dwarf_pubnames_table::next_name): Return flag_byte. Check
615 for end of list by offset, not by offset == 0.
616 (Dwarf_info_reader::do_read_string_table): Check for compressed
618 * gold/dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
619 Initialize new data members.
620 (Dwarf_pubnames_table::next_name): return flag_byte.
621 (Dwarf_pubnames_table::end_of_table_): New data member.
622 (Dwarf_pubnames_table::is_gnu_style_): New data member.
623 * gold/gdb-index.cc (gdb_index_version): Update to version 7.
624 (Gdb_index_info_reader::read_pubtable): Read flag_byte.
625 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Don't
626 read skeleton type unit DIEs.
627 (Gdb_index::add_symbol): Add flag_byte; adjust all callers.
628 (Gdb_index::do_write): Write flag_byte.
629 * gold/gdb-index.h (Gdb_index::add_symbol): Add flags parameter.
630 (Gdb_index::Cu_vector): Store flags along with cu indexes.
631 * gold/testsuite/gdb_index_test_3.sh: Allow versions 4-7.
632 * gold/testsuite/gdb_index_test_comm.sh: Likewise.
634 2014-01-08 H.J. Lu <hongjiu.lu@intel.com>
636 * version.cc (print_version): Update copyright year to 2014.
638 2013-12-19 Dimitry Andric <dimitry@andric.com>
640 * stringpool.cc (Stringpool_template::reserve): Add
641 HAVE_UNORDERED_MAP case.
642 * stringpool.cc (Stringpool_template::print_stats): Likewise.
644 2013-12-18 Cary Coutant <ccoutant@google.com>
646 * configure.ac: Check for <unordered_set> and <unordered_map>.
647 * config.in: Regenerate.
648 * configure: Regenerate.
649 * system.h: Use <unordered_set> and <unordered_map> if available.
651 2013-12-10 Roland McGrath <mcgrathr@google.com>
653 * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
654 with $(INSTALL_PROGRAM_ENV).
655 * Makefile.in: Regenerate.
657 2013-11-22 Cary Coutant <ccoutant@google.com>
659 * configure.ac: Add check for which library is needed for
661 * configure: Regenerate.
663 2013-11-22 Cary Coutant <ccoutant@google.com>
665 * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
667 * testsuite/Makefile.in: Regenerate.
669 2013-11-17 H.J. Lu <hongjiu.lu@intel.com>
671 * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
672 Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
673 R_X86_64_PC32 and R_X86_64_PLT32, respectively.
674 (Target_x86_64<size>::Scan::local): Likewise.
675 (Target_x86_64<size>::Scan::global): Likewise.
676 (Target_x86_64<size>::Relocate::relocate): Likewise.
677 (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
679 (Target_x86_64<size>::Scan::check_non_pic(): Handle
682 * testsuite/Makefile.am (check_PROGRAMS): Add
683 exception_x86_64_bnd_test.
684 (exception_x86_64_bnd_test_SOURCES): New macro.
685 (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
686 (exception_x86_64_bnd_test_LDFLAGS): Likewise.
687 (exception_x86_64_bnd_test_LDADD): Likewise.
688 (exception_x86_64_bnd_1.o): New rule.
689 (exception_x86_64_bnd_2.o): Likewise.
690 * testsuite/Makefile.in: Regenerated.
692 2013-11-15 Alan Modra <amodra@gmail.com>
694 * powerpc.cc (Target_powerpc::glink_section): Provide non-const
696 (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
697 Only call ppc64_local_entry_offset for 64-bit. Restrict
698 symval_for_branch lookup to ELFv1.
699 (Stub_table::add_plt_call_entry): Use unsigned int off.
700 (Output_data_glink::Address, invalid_address): New.
701 (Output_data_glink::add_eh_frame): Move out of line. Add
703 (Output_data_glink::add_global_entry, find_global_entry,
704 global_entry_address): New functions.
705 (Output_data_glink::global_entry_stubs_, end_branch_table_,
706 ge_size): New variables.
707 (Output_data_glink::set_final_data_size): Add global entry
709 (Output_data_glink::do_write): Write global entry stubs.
710 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
711 parameter. Return true for ELFv2. Adjust callers.
712 (Target_powerpc::Scan::local, global): Restrict opd lookup to
713 ELFv1. Similarly for ifunc and dynamic relocation processing
714 specific to ELFv1. Recognize that symbols are defined on
715 their plt entries for ELFv2.
716 (Target_powerpc::symval_for_branch): Assert if called for
718 (Target_powerpc::Relocate::relocate): Use global entry plt
719 stub for symbol value if such exists on ELFv2.
720 (Target_powerpc::Relocate::relocate): Don't call
721 symval_for_branch when ELFv2. Do adjust for local entry
723 (Target_powerpc::do_dynsym_value): Set symbols to global entry
725 (Target_powerpc::do_plt_address_for_global): Similarly.
727 2013-11-14 Cary Coutant <ccoutant@google.com>
729 Revert patch -- this did not fix the problem, and there is
732 2013-11-14 Cary Coutant <ccoutant@google.com>
735 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
736 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
737 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
738 updating fde_offsets_.
739 (Eh_frame_hdr::lock_): New data member.
741 2013-11-14 Cary Coutant <ccoutant@google.com>
743 * dwp.cc (Dwo_file_entry): New type.
744 (File_list): Use Dwo_file_entry.
745 (Dwo_file::verify): New function.
746 (Dwo_file::verify_dwo_list): New function.
747 (Dwo_file::sized_verify_dwo_list): New function.
748 (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
750 (Dwp_options): New enum type.
751 (dwp_options): Add --verify-only.
754 * dwp.h (gold_info): Add declaration.
756 2013-11-14 Cary Coutant <ccoutant@google.com>
759 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
760 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
761 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
762 updating fde_offsets_.
763 (Eh_frame_hdr::lock_): New data member.
765 2013-11-06 Cary Coutant <ccoutant@google.com>
768 * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
769 before reloc sections.
771 2013-11-04 Alan Modra <amodra@gmail.com>
773 * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
774 (Symbol::needs_dynamic_reloc): Test new flag.
775 * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
776 (Target_powerpc::Scan::get_reference_flags): Add target param.
777 Return FUNC_DESC_ABI for 64-bit ELFv1.
778 (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
780 (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
781 (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
783 2013-10-31 Cary Coutant <ccoutant@google.com>
785 Restore support for dwp v2 DWARF package file format.
787 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
788 tu_length parameter. Adjust all callers.
789 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
790 * dwp.cc: Include dwarf.h.
791 (Section_bounds): New struct type.
792 (Unit_set): New struct type.
793 (Dwo_file::Dwo_file): Initialize new data member.
794 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
795 Combine and rename to...
796 (Dwo_file::read_unit_index): ...this.
797 (Dwo_file::sized_read_compunit_index)
798 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
799 (Dwo_file::sized_read_unit_index): ...this.
800 (Dwo_file::copy_section): Remove section_name, is_str_offsets
801 parameters; add section_id parameter.
802 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
803 (Dwo_file::add_unit_set): ...this.
804 (Dwo_file::shndx_map_): Remove.
805 (Dwo_file::sect_offsets_): New data member.
806 (Dwp_output_file::Dwp_output_file): Initialize new data members.
807 (Dwp_output_file::add_section): Rename to...
808 (Dwp_output_file::add_contribution): ...this.
809 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
810 (Dwp_output_file::add_tu_set): Likewise.
811 (Dwp_output_file::Contribution): New type.
812 (Dwp_output_file::Section::contributions): New data member.
813 (Dwp_output_file::Cu_or_tu_set): Remove.
814 (Dwp_output_file::Section::Section): New ctor.
815 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
816 (Dwp_output_file::Dwp_index::Section_table): New type.
817 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
818 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
820 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
821 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
822 (Dwp_output_file::Dwp_index::section_table): New member function.
823 (Dwp_output_file::Dwp_index::section_table_end): New member function.
824 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
825 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
826 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
827 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
828 (Dwp_output_file::Dwp_index::section_table_): New data member.
829 (Dwp_output_file::Dwp_index::section_mask_): New data member.
830 (Dwp_output_file::add_output_section): New member function.
831 (Dwp_output_file::write_new_section): New member function.
832 (Dwp_output_file::write_contributions): New member function.
833 (Dwp_output_file::section_id_map_): New data member.
834 (class Dwo_id_info_reader): Remove.
835 (class Unit_reader): New class.
836 (get_dwarf_section_name): New function.
837 (Dwo_file::read_executable): Adjust initializations of class data.
838 (Dwo_file::read): Add support for v2 package file format.
839 (Dwo_file::read_unit_index): Likewise.
840 (Dwo_file::sized_read_unit_index): Likewise.
841 (Dwo_file::copy_section): Likewise.
842 (Dwo_file::add_unit_set): Likewise.
843 (Dwp_output_file::add_output_section): Likewise.
844 (Dwp_output_file::add_contribution): Likewise.
845 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
847 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
849 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
851 (Dwp_output_file::initialize): Remove unused function.
852 (Dwp_output_file::finalize): Add support for v2 package file format.
853 (Dwp_output_file::write_index): Likewise.
854 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
857 2013-10-31 Cary Coutant <ccoutant@google.com>
859 * configure.ac: Fix check for -fmerge-constants.
860 * configure.ac: Regenerate.
862 2013-10-30 Roland McGrath <mcgrathr@google.com>
864 * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
865 Correct 9-byte nop sequence to match what the assembler generates.
867 2013-10-30 Alan Modra <amodra@gmail.com>
869 * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
870 ppc64_local_entry_offset, ppc64_local_entry_offset,
871 do_read_symbols): New functions.
872 (Powerpc_relobj::e_flags_, st_other_): New vars.
873 (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
874 (Powerpc_dynobj::abiversion, set_abiversion): New functions.
875 (Powerpc_relobj::e_flags_): New var.
876 (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
877 and adjust for ELFv2.
878 (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
879 (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
880 (Powerpc_dynobj::do_find_special_sections): Likewise.
881 (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
882 (Target_powerpc::Branch_info::make_stub): Adjust stub destination
883 to ELFv2 local entry.
884 (Target_powerpc::do_relax): No thread safe barriers needed for
886 (Output_data_plt_powerpc::initial_plt_entry_size_,
887 plt_entry_size): Delete. Replace all uses with
888 first_plt_entry_offset() and plt_entry_size().
889 (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
890 reserved_size parm. Update callers.
891 (Output_data_plt_powerpc::entry_count): Update.
892 (Output_data_plt_powerpc::first_plt_entry_offset): Make private
893 and use Target_powerpc::first_plt_entry_offset().
894 (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
895 rename to plt_entry_size.
896 (Output_data_plt_powerpc::add_ifunc_entry,
897 add_local_ifunc_entry): Adjust reloc for ELFv2.
898 (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
899 (glink_eh_frame_fde_64v2): New.
900 (Stub_table::plt_call_size): Support ELFv2 sizing.
901 (Output_data_glink::add_eh_frame): Use the new FDE.
902 (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
903 (Stub_table::do_write): Write ELFv2 stubs and glink.
904 (Target_powerpc::Relocate::relocate): Replaces nop after call
905 with ld 2,24(1) and adjust local offset destination for ELFv2.
907 2013-10-30 Alan Modra <amodra@gmail.com>
909 * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
910 (Target_powerpc::Scan::global, local): Likewise.
911 (Target_powerpc::Relocate::relocate): Likewise. Check for overflow
912 on all ppc64 @h and @ha relocs.
914 2013-10-14 Alan Modra <amodra@gmail.com>
916 * output.h (Output_data_got::add_constant): Tidy.
917 (Output_data_got::add_constant_pair): New function.
918 * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
919 methods used so as to first call reserve_ent().
921 2013-10-11 Roland McGrath <mcgrathr@google.com>
923 * powerpc.cc (Output_data_got_powerpc): Remove unused methods
924 add_got_entry and add_got_entry_pair.
926 * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
927 (HAVE_PUBNAMES): Likewise.
928 * configure: Regenerate.
930 * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
931 * testsuite/Makefile.in: Regenerate.
933 * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
934 Remove const from declaration.
935 * target.cc (Sized_target::do_adjust_elf_header): Update definition.
936 * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
937 * output.h (Output_file_header): Remove const from member target_
938 and corresponding constructor argument.
939 * output.cc (Output_file_header::Output_file_header): Update prototype.
940 (Output_file_header::do_sized_write): Use this->target_ in place
941 of parameters()->target().
943 * testsuite/undef_symbol.cc (Foo::get_a): New method.
945 * configure.ac (MERGE_CONSTANTS_FLAG): New check.
946 * configure: Regenerate.
947 * Makefile.in: Regenerate.
948 * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
949 * testsuite/merge_string_literals_2.c: Likewise.
950 * testsuite/Makefile.am
951 (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
952 (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
953 literal -fmerge-constants.
954 * testsuite/Makefile.in: Regenerate.
956 * i386.cc (Target_i386): Remove unused member dynbss_.
957 * arm.cc (Target_arm): Likewise.
958 * powerpc.cc (Target_powerpc): Likewise.
959 * sparc.cc (Target_sparc): Likewise.
960 * tilegx.cc (Target_tilegx): Likewise.
961 * x86_64.cc (Target_x86_64): Likewise.
962 * dwarf_reader.h (Dwarf_info_reader): Remove unused members
963 type_signature_, type_offset_.
964 * plugin.h (Plugin_hook): Remove unused member layout_.
965 * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
967 (Read_member): Remove unused members input_objects_, symtab_,
969 (Check_library): Remove unused member symtab_.
970 * archive.h (Lib_group): Remove unused member lib_.
971 * archive.cc (Lib_group::Lib_group): Update initializer.
972 * incremental.h (Incremental_binary): Remove unused member target_.
973 (Incremental_script_entry): Removed unused member script_.
974 * layout.h (Write_symbols_task): Remove unused member input_objects_.
975 * icf.h (Icf): Remove unused member num_tracked_relocs.
977 * gold-threads.h (Once): Conditionalize member was_run_lock_ on
978 [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
980 * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
982 * archive.h: Use struct rather than class for forward declaration
983 of Read_symbols_data.
985 2013-10-07 Cary Coutant <ccoutant@google.com>
988 * testsuite/Makefile.am (icf_test): Fix dependencies.
989 (icf_safe_test): Likewise.
990 (icf_safe_so_test): Likewise.
991 (large_symbol_alignment): Add empty _LDADD rule.
992 * testsuite/Makefile.in: Regenerate.
994 2013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
997 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
998 relocation for R_X86_64_32 on x32.
1000 2013-08-27 Roland McGrath <mcgrathr@google.com>
1002 * output.cc (Output_segment::set_section_addresses): Take new
1003 Target* argument. If target->isolate_execinstr() and the segment
1004 is executable and starts at a target->abi_pagesize() boundary,
1005 pad its end out to a target->abi_pagesize() boundary with code fill.
1006 * output.h (Output_segment::set_section_addresses): Update decl.
1007 * layout.h (Layout::check_output_data_for_reset_values): Take new
1008 argument RELAX_OUTPUTS.
1009 (Layout): New member relax_output_list_.
1010 (Layout::add_relax_output): New method.
1011 * layout.cc (Layout::Layout): Update constructor.
1012 (Layout::reset_relax_output): New method.
1013 (Layout::clean_up_after_relaxation): Call it.
1014 (Layout::prepare_for_relaxation): Update caller.
1015 (Layout::set_segment_offsets): Update callers of set_section_addresses.
1016 Call reset_relax_output before re-processing segments for
1017 isolate_execinstr case.
1018 (Layout::write_data): Handle relax_output_list_.
1019 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
1020 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
1022 2013-08-23 Yuri Chornoivan <yurchor@ukr.net>
1025 * object.h: Fix typos.
1027 2013-08-16 Roland McGrath <mcgrathr@google.com>
1029 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
1030 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
1032 2013-08-07 Cary Coutant <ccoutant@google.com>
1034 Revert support for v2 DWP files:
1036 2013-03-01 Cary Coutant <ccoutant@google.com>
1038 Add dwp support for v2 DWARF package file format.
1039 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1040 tu_length parameter. Adjust all callers.
1041 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1042 * dwp.cc: Include dwarf.h.
1043 (Section_bounds): New struct type.
1044 (Unit_set): New struct type.
1045 (Dwo_file::Dwo_file): Initialize new data member.
1046 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1047 Combine and rename to...
1048 (Dwo_file::read_unit_index): ...this.
1049 (Dwo_file::sized_read_compunit_index)
1050 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1051 (Dwo_file::sized_read_unit_index): ...this.
1052 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1053 parameters; add section_id parameter.
1054 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1055 (Dwo_file::add_unit_set): ...this.
1056 (Dwo_file::shndx_map_): Remove.
1057 (Dwo_file::sect_offsets_): New data member.
1058 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1059 (Dwp_output_file::add_section): Rename to...
1060 (Dwp_output_file::add_contribution): ...this.
1061 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1062 (Dwp_output_file::add_tu_set): Likewise.
1063 (Dwp_output_file::Contribution): New type.
1064 (Dwp_output_file::Section::contributions): New data member.
1065 (Dwp_output_file::Cu_or_tu_set): Remove.
1066 (Dwp_output_file::Section::Section): New ctor.
1067 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1068 (Dwp_output_file::Dwp_index::Section_table): New type.
1069 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1070 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1072 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1073 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1074 (Dwp_output_file::Dwp_index::section_table): New member function.
1075 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1076 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1077 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1078 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1079 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1080 (Dwp_output_file::Dwp_index::section_table_): New data member.
1081 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1082 (Dwp_output_file::add_output_section): New member function.
1083 (Dwp_output_file::write_new_section): New member function.
1084 (Dwp_output_file::write_contributions): New member function.
1085 (Dwp_output_file::section_id_map_): New data member.
1086 (class Dwo_id_info_reader): Remove.
1087 (class Unit_reader): New class.
1088 (get_dwarf_section_name): New function.
1089 (Dwo_file::read_executable): Adjust initializations of class data.
1090 (Dwo_file::read): Add support for v2 package file format.
1091 (Dwo_file::read_unit_index): Likewise.
1092 (Dwo_file::sized_read_unit_index): Likewise.
1093 (Dwo_file::copy_section): Likewise.
1094 (Dwo_file::add_unit_set): Likewise.
1095 (Dwp_output_file::add_output_section): Likewise.
1096 (Dwp_output_file::add_contribution): Likewise.
1097 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1099 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1101 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1103 (Dwp_output_file::initialize): Remove unused function.
1104 (Dwp_output_file::finalize): Add support for v2 package file format.
1105 (Dwp_output_file::write_index): Likewise.
1106 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1109 2013-07-31 Cary Coutant <ccoutant@google.com>
1111 * object.cc (Sized_relobj::do_output_section_address): New function.
1112 (Sized_relobj): Instantiate explicitly.
1113 * object.h (Object::output_section_address): New function.
1114 (Object::do_output_section_address): New function.
1115 (Sized_relobj::do_output_section_address): New function.
1116 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
1118 2013-07-30 Cary Coutant <ccoutant@google.com>
1119 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1121 * parameters.cc (Parameters::entry): Return target-specific entry
1123 * target.h (Target::entry_symbol_name): New function.
1124 (Target_info::entry_symbol_name): New data member.
1126 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
1127 * i386.cc (Target_i386::i386_info): Likewise.
1128 (Target_i386_nacl::i386_nacl_info): Likewise.
1129 * sparc.cc (Target_sparc::sparc_info): Likewise.
1130 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
1131 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
1132 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
1133 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
1135 2013-07-22 Sterling Augustine <saugustine@google.com>
1137 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
1138 Convert parameter shndx to local variable. Add parameters symtab
1139 and symtab_size. Scan over section names. Find relocation
1140 section corresponding to current section. Create and initialize
1141 reloc_mapper_ and reloc_type_.
1142 (Dwarf_pubnames_table::read_header): Add assertion. Change
1143 unit_length to off_t. Initialize member unit_length_. Fill in field
1145 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
1146 Initialize new fields unit_length_ and cu_offset_.
1147 (Dwarf_pubnames_table::read_section): Update prototype.
1148 (Dwarf_pubnames_table::cu_offset): New member function.
1149 (Dwarf_pubnames_table::subsection_size): Likewise.
1150 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
1152 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
1153 member functions public.
1154 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
1155 Update comment. Rework logic. Move repeated parts to...
1156 (Gdb_index_info_reader::read_pubtable): ...here. New function.
1157 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
1158 pubtypes_table_, and stmt_list_offset.
1159 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
1160 Gdb_index::find_pubtype_offset,
1161 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
1162 (Gdb_index::pubnames_read): Update prototype and rework logic.
1163 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
1165 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
1166 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
1167 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
1168 Gdb_index::map_pubtable_to_dies):
1170 (Gdb_index::pubnames_read): Update declaration.
1171 (Gdb_index::Pubname_offset_map): New type.
1172 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
1173 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
1174 Gdb_index::stmt_list_offset): Declare.
1175 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
1176 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
1177 Gdb_index::pubtypes_offset_): Remove.
1179 2013-07-19 Roland McGrath <mcgrathr@google.com>
1181 * options.h (General_options): Add -Trodata-segment option.
1182 * parameters.cc (Parameters::check_rodata_segment): New function.
1183 (Parameters::set_target_once): Call it.
1184 * parameters.h (Parameters): Declare it (private member function).
1185 * layout.cc (load_seg_unusable_for_headers): New function, broken
1186 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
1187 then validate rodata segment rather than text segment.
1188 (relaxation_loop_body): Call that.
1189 (is_text_segment): New function. Don't admit a non-executable
1190 segment if TARGET->isolate_execinstr().
1191 (set_segment_offsets): Call it. Honor -Trodata-segment option.
1193 2013-07-15 Shawn Landden <shawnlandden@gmail.com>
1196 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
1197 * nacl.h (Sniff_file::View::View): Request aligned view.
1199 2013-07-11 Cary Coutant <ccoutant@google.com>
1201 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
1202 correct BRLT entry size.
1204 2013-07-03 Alan Modra <amodra@gmail.com>
1206 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
1209 2013-07-01 Cary Coutant <ccoutant@google.com>
1211 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
1213 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
1214 (Dwarf_ranges_table::lookup_reloc): New function.
1215 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
1217 (Dwarf_ranges_table::lookup_reloc): New function.
1218 (Dwarf_ranges_table::reloc_type_): New data member.
1220 2013-06-27 Jing Yu <jingyu@google.com>
1223 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
1225 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
1226 (Target_powerpc::do_relax): Call the above.
1228 2013-06-27 Cary Coutant <ccoutant@google.com>
1230 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
1231 on garbage collected .opd section.
1233 2013-06-27 Alan Modra <amodra@gmail.com>
1235 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
1237 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
1238 (Target_powerpc::do_function_location): Likewise for loc->shndx.
1240 2013-06-14 Cary Coutant <ccoutant@google.com>
1242 * resolve.cc (Symbol::override_base): Don't override st_type
1243 from plugin placeholder symbols.
1244 (Symbol_table::resolve): Likewise.
1245 (Symbol_table::should_override): Don't complain about TLS mismatch
1246 if the TO symbol is a plugin placeholder.
1247 * testsuite/Makefile.am (plugin_test_tls): New test.
1248 * testsuite/Makefile.in: Regenerate.
1249 * testsuite/plugin_test_tls.sh: New test script.
1250 * testsuite/two_file_test_2_tls.cc: New test source.
1251 * testsuite/two_file_test_tls.cc: New test source.
1253 2013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
1255 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
1256 the maximum segment alignment is larger than the page size.
1257 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
1258 correctly aligns the symbols with large alignemnt.
1259 * testsuite/Makefile.in: Regenerate.
1260 * testsuite/large_symbol_alignment.cc: New file.
1262 2013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
1263 Sriraman Tallam <tmsriram@google.com>
1265 * options.h (sort_section): New option.
1266 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
1267 Rename from Input_section_sort_section_name_special_ordering_compare.
1268 (Input_section_sort_section_name_compare): New struct.
1269 * output.cc (Output_section::Input_section_sort_section_name_compare::
1270 operator()): New function.
1271 (Output_section::sort_attached_input_sections): Use new sort function
1272 for .text if --sort-section=name is specified.
1273 * layout.cc (Layout::make_output_section):
1274 Add sorting by name when --sort-section=name is specified.
1275 * testsuite/Makefile.am (text_section_grouping): Test option
1276 --sort-section=name.
1277 * testsuite/Makefile.in: Regenerate.
1278 * testsuite/section_sorting_name.cc: New file.
1279 * testsuite/section_sorting_name.sh: New file.
1281 2013-05-21 Cary Coutant <ccoutant@google.com>
1283 * symtab.h (Symbol::is_cxx_vtable): New function.
1284 * target-reloc.h (relocate_section): Check for vtable symbol.
1285 * testsuite/Makefile.am (missing_key_func.sh): New test case.
1286 * testsuite/Makefile.in: Regenerate.
1287 * testsuite/missing_key_func.cc: New test source.
1288 * testsuite/missing_key_func.sh: New test script.
1290 2013-05-21 Cary Coutant <ccoutant@google.com>
1292 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
1293 type of enclosing symbol.
1294 (Relocate_info::location): Check symbol type when describing symbol.
1295 * object.h (Symbol_location_info): Remove unused line_number;
1296 add enclosing_symbol_type.
1297 * testsuite/debug_msg.sh: Adjust expected output.
1299 2013-05-13 Cary Coutant <ccoutant@google.com>
1301 * configure.ac: Export DEFAULT_TARGET.
1302 * configure: Regenerate.
1303 * Makefile.in: Regenerate.
1304 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
1305 * testsuite/Makefile.in: Regenerate.
1306 * testsuite/debug_msg.sh: Delete duplicate tests.
1307 Don't check undef_int error message match for powerpc where the
1308 source file and line number aren't available.
1310 2013-05-10 Roland McGrath <mcgrathr@google.com>
1312 * options.h (General_options): Add --rosegment-gap option.
1313 * options.cc (finalize): --rosegment-gap implies --rosegment.
1314 * layout.cc (set_segment_offsets): Let user option override
1315 target->rosegment_gap().
1317 2013-05-10 Roland McGrath <mcgrathr@google.com>
1319 * options.h (General_options): Remove leading space from help
1320 messages for -nostdlib and --rosegment.
1322 2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
1325 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
1327 2013-05-03 Alan Modra <amodra@gmail.com>
1329 * merge.cc (Output_merge_string::do_add_input_section): Correct
1330 scan for number of strings. Rename vars to avoid shadowing.
1331 Include missing terminator in input_size_.
1333 2013-05-01 H.J. Lu <hongjiu.lu@intel.com>
1335 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
1336 Restore empty string handling.
1338 2013-05-01 Cary Coutant <ccoutant@google.com>
1340 * stringpool.cc (Stringpool_template::new_key_offset): Fix
1341 uninitialized warning.
1343 2013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
1345 * output.cc (Output_section::add_merge_input_section): Allow
1346 to merge sections if the alignment is more than character size.
1347 * merge.h (Output_merge_string::Output_merge_string): Remove
1349 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
1350 only not-null strings. Check the alignment of strings.
1352 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
1353 alignment as the argument.
1354 (Stringpool_template<Stringpool_char>::addralign_): New class member.
1355 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
1356 Align non-zero length strings according to the addralign_.
1357 (Stringpool_template<Stringpool_char>::set_string_offsets):
1358 Updating offsets according to the given alignment.
1359 * testsuite/Makefile.am (text_section_grouping): Test if string
1360 literals are getting merged.
1361 * testsuite/Makefile.in: Regenerate.
1362 * testsuite/merge_string_literals_1.c: New file.
1363 * testsuite/merge_string_literals_2.c: Ditto.
1364 * testsuite/merge_string_literals.sh: Ditto.
1366 2013-04-26 Ian Lance Taylor <iant@google.com>
1368 * target-reloc.h (relocate_section): If the reloc offset is out of
1369 range, pass VIEW as NULL to relocate.relocate.
1370 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
1371 * i386.cc (Target_i386::Relocate::relocate): Likewise.
1372 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1373 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1374 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
1375 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1377 2013-04-26 Geoff Pike <gpike@chromium.org>
1379 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
1380 * layout.cc (Hash_task): New class.
1381 (Layout::queue_build_id_tasks): New function.
1382 (Layout::write_build_id): Handle single-thread portion of build ID
1383 computation. (In some cases, all of it is single-threaded.) Replace
1384 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
1385 functionality in fewer lines of code.
1386 * layout.h (Layout::queue_build_id_tasks): New function declaration.
1387 * options.h (General_options): make "--build-id" default to tree
1388 rather than sha1. Add two new options related to --build-id=tree:
1389 --build-id-chunk-size-for-treehash and
1390 --build-id-min-file-size-for-treehash.
1391 * Makefile.am: add testing of --build-id=tree and related new options
1392 (these tests will be invoked by "make check").
1393 * Makefile.in: Regenerate.
1395 2013-04-25 Alan Modra <amodra@gmail.com>
1397 * configure.tgt: Add powerpcle and powerpc64le.
1399 2013-04-22 Alan Modra <amodra@gmail.com>
1402 * layout.cc (Layout::segment_precedes): Allow more than one
1403 segment with the same type and flags.
1405 2013-04-15 Cary Coutant <ccoutant@google.com>
1407 * layout.cc (Layout::set_relocatable_section_offsets): Don't
1408 allocate space in file for BSS sections.
1410 2013-04-15 Cary Coutant <ccoutant@google.com>
1412 * script-sections.cc (Orphan_output_section): Reset address
1413 to zero after each orphaned section for relocatable links.
1415 2013-04-15 Cary Coutant <ccoutant@google.com>
1417 * symtab.cc (Symbol_table::sized_write_globals): Subtract
1418 section starting address for relocatable link.
1419 * testsuite/Makefile.am (script_test_11): New test.
1420 * testsuite/Makefile.in: Regenerate.
1421 * testsuite/script_test_11.c: New source file.
1422 * testsuite/script_test_11.t: New linker script.
1424 2013-04-13 Alan Modra <amodra@gmail.com>
1426 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
1427 owner when sections are not adjacent and exceed group size.
1428 (Target_powerpc::group_sections): Handle corner case.
1429 (Target_powerpc::Branch_info::make_stub): Handle case where
1430 stub table doesn't exist due to branches in non-exec sections.
1431 (Target_powerpc::Relocate::relocate): Likewise.
1433 2013-04-11 Alan Modra <amodra@gmail.com>
1436 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
1437 .branch_lt to match bfd ld. Adjust comments throughout file.
1439 2013-04-04 Ian Lance Taylor <iant@google.com>
1442 * object.cc (do_layout_deferred_sections): Handle .eh_frame
1443 sections before checking whether they are included in the link.
1445 2013-03-29 Sriraman Tallam <tmsriram@google.com>
1447 * archive.cc (Archive::get_elf_object_for_member): Create the elf
1448 object before calling the plugin claim_file handler. Pass the elf
1449 object of the archive to the plugin. Delete the elf object if the
1450 plugin claims the file.
1452 2013-03-21 Alan Modra <amodra@gmail.com>
1454 * layout.cc (Layout::set_segment_offsets): Accept writable .text
1455 segment when omagic.
1457 2013-03-21 Alan Modra <amodra@gmail.com>
1459 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
1461 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
1462 uninitialized" warning.
1464 2013-03-20 Alan Modra <amodra@gmail.com>
1466 * symtab.h (Symbol::clear_version): New function.
1467 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
1468 is_needed by weak references. Clear version for symbols defined
1469 in as-needed objects that are not needed.
1471 2013-03-15 Alan Modra <amodra@gmail.com>
1473 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
1474 static and public. Add report_err param. Return false for data refs.
1475 (Target_powerpc::rela_dyn_section): New overloaded function.
1476 (Target_powerpc::plt_, iplt_): Elucidate.
1477 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
1478 (Output_data_plt_powerpc::do_write): Don't write .iplt.
1479 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
1480 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
1481 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
1482 push_branch and make_plt_entry for ifunc syms when
1483 reloc_needs_plt_for_ifunc.
1484 (Target_powerpc::Relocate::relocate): Don't use plt entry value
1485 for ifunc unless reloc_needs_plt_for_ifunc.
1487 2013-03-15 Alan Modra <amodra@gmail.com>
1489 * gc.h (gc_process_relocs): Don't look through function descriptors.
1490 * icf.cc (get_section_contents): Do so here instead.
1492 2013-03-13 Alan Modra <amodra@gmail.com>
1494 * powerpc.cc (is_branch_reloc): Forward declare.
1495 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
1496 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
1497 false for 64-bit, true for 32-bit non-branch relocs.
1498 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
1499 * testsuite/Makefile.am (icf_test): Use linker map file instead of
1501 (icf_safe_test): Generate linker map file as well as nm output.
1502 (icf_safe_so_test): Likewise.
1503 * testsuite/Makefile.in: Regenerate.
1504 * testsuite/icf_test.sh: Parse linker map file to determine
1506 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
1507 * testsuite/icf_safe_so_test.sh: Likewise.
1508 (X86_32_or_ARM_specific_safe_fold): Merge into..
1509 (arch_specific_safe_fold): ..this.
1510 (X86_64_specific_safe_fold): Delete unused function.
1512 2013-03-12 Alan Modra <amodra@gmail.com>
1514 * gc.h (gc_process_relocs): Look through function descriptors
1515 to determine shndx, symvalue and addend used by ICF. Tidy
1516 variable duplication.
1518 2013-03-11 Alan Modra <amodra@gmail.com>
1520 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
1521 * layout.cc (Layout_task_runner::run): ..to here.
1522 * symtab.h (struct Symbol_location): Extract from..
1523 (class Symbol_table): ..here.
1524 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
1525 * target.h (class Target): Add function_location and
1526 do_function_location functions.
1527 (class Sized_target): Add do_function_location.
1528 * object.h (class Sized_relobj_file): Move find_shdr..
1529 (class Object): ..to here.
1530 * object.cc: Likewise. Update to suit. Instantiate.
1531 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
1532 * powerpc.cc (class Powerpc_dynobj): New.
1533 (Target_powerpc::do_function_location): New function.
1534 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
1535 (Powerpc_dynobj::do_read_symbols): New function.
1536 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
1538 2013-03-08 Ian Lance Taylor <iant@google.com>
1540 * options.cc (General_options::string_to_object_format): Accept
1543 2013-03-08 Alan Modra <amodra@gmail.com>
1545 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
1546 pointer to Post_fde.
1547 (struct Post_fde): Move definition to here..
1548 * ehframe.cc (struct Post_fde): ..from here.
1549 (Cie::write): Don't alloc Post_fde.
1550 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
1552 2013-03-07 Alan Modra <amodra@gmail.com>
1554 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
1555 relocation referencing .LC0.
1556 * testsuite/discard_locals_test.sh: Remove FIXMEs.
1558 2013-03-07 Alan Modra <amodra@gmail.com>
1560 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
1561 always_inline. Add assembly for powerpc to avoid GOT.
1563 2013-03-07 Alan Modra <amodra@gmail.com>
1565 * testsuite/script_test_10.sh: Don't test .bss section
1568 2013-03-06 Alan Modra <amodra@gmail.com>
1570 * powerpc.cc (class Powerpc_relobj): Move some member functions.
1571 (Target_powerpc::symval_for_branch): Add symtab param. Update
1572 all callers. Handle folded sections.
1573 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
1575 (Global_symbol_visitor_opd::operator()): Likewise.
1577 2013-03-04 Alan Modra <amodra@gmail.com>
1579 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
1580 * testsuite/Makefile.in: Regenerate.
1582 2013-03-01 Cary Coutant <ccoutant@google.com>
1584 Add dwp support for v2 DWARF package file format.
1585 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1586 tu_length parameter. Adjust all callers.
1587 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1588 * dwp.cc: Include dwarf.h.
1589 (Section_bounds): New struct type.
1590 (Unit_set): New struct type.
1591 (Dwo_file::Dwo_file): Initialize new data member.
1592 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1593 Combine and rename to...
1594 (Dwo_file::read_unit_index): ...this.
1595 (Dwo_file::sized_read_compunit_index)
1596 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1597 (Dwo_file::sized_read_unit_index): ...this.
1598 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1599 parameters; add section_id parameter.
1600 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1601 (Dwo_file::add_unit_set): ...this.
1602 (Dwo_file::shndx_map_): Remove.
1603 (Dwo_file::sect_offsets_): New data member.
1604 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1605 (Dwp_output_file::add_section): Rename to...
1606 (Dwp_output_file::add_contribution): ...this.
1607 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1608 (Dwp_output_file::add_tu_set): Likewise.
1609 (Dwp_output_file::Contribution): New type.
1610 (Dwp_output_file::Section::contributions): New data member.
1611 (Dwp_output_file::Cu_or_tu_set): Remove.
1612 (Dwp_output_file::Section::Section): New ctor.
1613 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1614 (Dwp_output_file::Dwp_index::Section_table): New type.
1615 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1616 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1618 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1619 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1620 (Dwp_output_file::Dwp_index::section_table): New member function.
1621 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1622 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1623 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1624 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1625 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1626 (Dwp_output_file::Dwp_index::section_table_): New data member.
1627 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1628 (Dwp_output_file::add_output_section): New member function.
1629 (Dwp_output_file::write_new_section): New member function.
1630 (Dwp_output_file::write_contributions): New member function.
1631 (Dwp_output_file::section_id_map_): New data member.
1632 (class Dwo_id_info_reader): Remove.
1633 (class Unit_reader): New class.
1634 (get_dwarf_section_name): New function.
1635 (Dwo_file::read_executable): Adjust initializations of class data.
1636 (Dwo_file::read): Add support for v2 package file format.
1637 (Dwo_file::read_unit_index): Likewise.
1638 (Dwo_file::sized_read_unit_index): Likewise.
1639 (Dwo_file::copy_section): Likewise.
1640 (Dwo_file::add_unit_set): Likewise.
1641 (Dwp_output_file::add_output_section): Likewise.
1642 (Dwp_output_file::add_contribution): Likewise.
1643 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1645 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1647 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1649 (Dwp_output_file::initialize): Remove unused function.
1650 (Dwp_output_file::finalize): Add support for v2 package file format.
1651 (Dwp_output_file::write_index): Likewise.
1652 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1655 2013-03-01 Cary Coutant <ccoutant@google.com>
1657 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
1658 function into class definition in header file.
1659 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
1660 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
1662 (Dwarf_info_reader::check_buffer): Move here from .cc file.
1664 2013-02-28 Alan Modra <amodra@gmail.com>
1666 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
1667 * target.cc (Target::do_plt_fde_location): New function.
1668 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
1669 accessor function, and constructor param.
1670 (struct Post_fde, Post_fdes): Declare.
1671 (Cie::write): Add post_fdes param.
1672 * ehframe.cc (Fde::write): Use plt_fde_location.
1673 (struct Post_fde): Define.
1674 (Cie::write): Stash FDEs added post merge mapping.
1675 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
1676 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
1677 (Eh_frame::do_sized_write): Arrange to write post map FDES after
1679 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
1680 (Target_powerpc::has_glink): New function.
1681 (Target_powerpc::do_relax): Add eh_frame info for stubs.
1682 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
1683 glink_eh_frame_fde_32, default_fde): New data.
1684 (Stub_table::eh_frame_added_): New var.
1685 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
1687 (Stub_table::add_eh_frame): New function.
1688 (Output_data_glink::add_eh_frame): New function.
1689 (Target_powerpc::make_glink_section): Call add_eh_frame.
1691 2013-02-15 Ian Lance Taylor <iant@google.com>
1693 * options.h (DEFINE_uint64_alias): Define.
1694 (class General_options): Add -Ttext-segment as an alias for
1697 2013-02-15 Alan Modra <amodra@gmail.com>
1699 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
1700 (Stub_table::do_write): ..here, two places.
1701 (Stub_table::plt_call_size): Use it here too.
1703 2013-02-11 Ian Lance Taylor <iant@google.com>
1705 * descriptors.cc (Descriptors::close_all): New function.
1706 * descriptors.h (class Descriptors): Declare close_all.
1707 (close_all_descriptors): New inline function.
1708 * plugin.cc: Include "descriptors.h".
1709 (Plugin_manager::cleanup): Call close_all_descriptors.
1711 2013-02-06 Alan Modra <amodra@gmail.com>
1713 * README: Update coding style link.
1715 2013-01-28 Cary Coutant <ccoutant@google.com>
1717 * dwp.cc (File_list): New typedef.
1718 (Dwo_name_info_reader): New class.
1719 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
1720 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
1721 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
1722 (Dwo_file::read_executable): New function.
1723 (Dwo_file::read): Move common setup code to ...
1724 (Dwo_file::make_object): ... here.
1725 (dwp_options): Add --exec/-e.
1729 2013-01-24 Sriraman Tallam <tmsriram@google.com>
1731 * layout.cc (Layout::layout): Check for option text_reorder.
1732 (Layout::make_output_section): Ditto.
1733 * options.h (text_reorder): New option.
1734 * output.cc (Input_section_sort_compare): Remove special ordering
1737 Input_section_sort_section_name_special_ordering_compare::
1738 operator()): New function.
1739 (Output_section::sort_attached_input_sections): Use new sort function
1741 * output.h (Input_section_sort_section_name_special_ordering_compare):
1743 * testsuite/Makefile.am (text_section_grouping): Test option
1745 * testsuite/Makefile.in: Regenerate.
1746 * testsuite/text_section_grouping.sh: Check order of functions without
1747 default text reordering.
1749 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1751 * options.h (General_options): Change default to true for new_dtags.
1753 2013-01-18 Mike Frysinger <vapier@gentoo.org>
1755 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
1756 when enable_new_dtags is false. Only add DT_RUNPATH when
1757 enable_new_dtags is true.
1759 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
1761 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
1762 used in declaration and definition consistent.
1763 (Target_powerpc::symval_for_branch): Ditto.
1765 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1767 * testsuite/plugin_final_layout.cc: Fix comment.
1769 2013-01-16 Sriraman Tallam <tmsriram@google.com>
1771 * layout.cc (Layout::layout): Do not do default sorting for
1772 text sections when section ordering is specified.
1773 (make_output_section): Ditto.
1774 * testsuite/plugin_final_layout.cc: Name the function sections
1775 to catch reordering issues.
1777 2013-01-15 Alan Modra <amodra@gmail.com>
1779 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
1782 2013-01-15 Alan Modra <amodra@gmail.com>
1784 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
1785 * testsuite/Makefile.in: Regenerate.
1787 2013-01-14 Alan Modra <amodra@gmail.com>
1789 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
1790 * testsuite/Makefile.in: Regenerate.
1792 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
1795 Fix mingw gold build with plugins enabled
1796 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
1797 * configure.ac: Export DLOPEN_LIBS and add headers check.
1798 * plugin.cc: Handle non-dlfcn case.
1799 * Makefile.in: Regenerate.
1800 * config.in: Regenerate.
1801 * configure: Regenerate.
1802 * testsuite/Makefile.in: Regenerate.
1804 2013-01-09 Sriraman Tallam <tmsriram@google.com>
1806 * output.h (sort_attached_input_sections): Change to be public.
1807 * script-sections.cc
1808 (Output_section_definition::set_section_addresses): Sort
1809 attached input sections according to section order before linker
1810 script assigns section addresses.
1811 (Orphan_output_section::set_section_addresses): Sort
1812 attached input sections according to section order before linker
1813 script assigns section addresses.
1814 * Makefile.am (final_layout.sh): Use a simple linker script to
1815 check if section ordering still works.
1816 * Makefile.in: Regenerate.
1818 2013-01-09 Ben Cheng <bccheng@google.com>
1820 * arm.cc (Target_arm::attributes_accept_div): New function.
1821 (Target_arm::attributes_forbid_div): New function.
1822 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
1823 attribute using the same new functions as what bfd/elf32_arm.c
1826 2013-01-07 Cary Coutant <ccoutant@google.com>
1829 * output.cc (Output_section::add_input_section): For incremental
1830 updates, don't track input sections that are allocated from patch
1833 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1834 Ian Lance Taylor <iant@google.com>
1837 * configure.ac (--enable-ld): Removed.
1838 (install_as_default): Set to yes only for --enable-gold=default
1840 * configure: Regenerated.
1842 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1844 * options.h (General_options): Add -fuse-ld= for GCC linker
1845 option compatibility.
1847 2013-01-04 Cary Coutant <ccoutant@google.com>
1849 * configure.ac: Fix typo restoring CXXFLAGS.
1850 * configure: Regenerate.
1852 2013-01-04 Cary Coutant <ccoutant@google.com>
1854 * testsuite/Makefile.am (CXXLINK_S): New macro.
1855 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
1856 * testsuite/Makefile.in: Regenerate.
1858 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
1860 * version.cc (print_version): Update copyright year to 2013.
1862 2012-12-20 Ian Lance Taylor <iant@google.com>
1864 * layout.cc (Layout::special_ordering_of_input_section): New
1866 (Layout::layout): If input section requires special ordering, must
1867 sort input sections.
1868 (Layout::make_output_section): May sort .text input sections.
1869 (Layout::is_section_name_prefix_grouped): Remove.
1870 * layout.h (class Layout): Declare
1871 special_ordering_of_input_section. Don't declare
1872 is_section_name_prefix_grouped.
1873 * output.cc (Output_section::add_input_section): Revert last
1875 (Output_section::Input_section_sort::match_file_name): Don't crash
1876 if called on output section data.
1877 (Output_section::Input_section_sort_compare): Sort based on
1879 (Output_section::Input_section_sort_section_order_index_compare):
1881 (Output_section::sort_attached_input_sections): Likewise.
1883 2012-12-18 Sriraman Tallam <tmsriram@google.com>
1885 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
1886 * layout.h (Layout::is_section_name_prefix_grouped): New function.
1887 * output.cc (Output_section::add_input_section): Check if section
1888 name contains special prefix. Keep input sections to sort such
1890 (Output_section::Input_section_sort_section_order_index_compare
1891 ::operator()): Group sections according to prefixes.
1892 (Output_section::sort_attached_input_sections): Add condition to
1893 Input_section_entry constructor call.
1894 * testsuite/Makefile.am (text_section_grouping): New test.
1895 * testsuite/Makefile.in: Regenerate.
1896 * testsuite/text_section_grouping.cc: New file.
1897 * testsuite/text_section_grouping.sh: New file.
1899 2012-12-17 Nick Clifton <nickc@redhat.com>
1901 * Makefile.am: Add copyright notice.
1904 * configure.ac: Likewise.
1905 * ftruncate.c: Likewise.
1906 * Makefile.in: Regenerate.
1908 2012-12-14 Cary Coutant <ccoutant@google.com>
1910 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
1911 --no-as-needed flag.
1912 (exception_separate_shared_12_test): Likewise.
1913 (incremental_copy_test): Likewise.
1914 * testsuite/Makefile.in: Regenerate.
1916 2012-12-14 Cary Coutant <ccoutant@google.com>
1918 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
1919 (Dwp_output_file::Dwp_index::enter_set): Add assert.
1921 2012-12-12 Alan Modra <amodra@gmail.com>
1923 * powerpc.cc (class Track_tls): New.
1924 (class Relocate, class Scan): Inherit Track_tls.
1925 (Target_powerpc::Scan::local, global): Track tls optimization
1926 and avoid creating plt entry for __tls_get_addr if all uses
1928 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
1930 2012-12-12 Alan Modra <amodra@gmail.com>
1932 * options.h (General_options): Add --toc-sort/--no-toc-sort.
1933 Replace no_toc_optimize with toc_optimize.
1934 * output.h (Output_section::input_sections): Provide non-const variant.
1935 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
1936 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
1938 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
1939 (class Sort_toc_sections): New.
1940 (Target_powerpc::do_finalize_sections): Sort toc sections.
1941 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
1943 2012-12-10 Roland McGrath <mcgrathr@google.com>
1945 * testsuite/binary_unittest.cc (read_all): New function.
1946 (Sized_binary_test): Use it instead of ::read.
1947 * fileread.cc (do_read): Don't assume pread always reads the whole
1948 amount in a single call.
1950 2012-12-10 Alan Modra <amodra@gmail.com>
1952 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
1953 Set EM_PPC64 or EM_PPC here.
1954 (Target_selector_powerpc::do_recognize): Delete.
1956 2012-12-10 Alan Modra <amodra@gmail.com>
1958 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
1960 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
1962 2012-12-07 Roland McGrath <mcgrathr@google.com>
1964 * testsuite/binary_unittest.cc (Sized_binary_test):
1965 Use open_descriptor rather than ::open.
1967 2012-12-07 Alan Modra <amodra@gmail.com>
1969 * powerpc.cc (Stub_table::do_write): Delete redundant Address
1970 typedef and invalid_address constant.
1971 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
1972 instantiate constants.
1974 2012-12-06 Roland McGrath <mcgrathr@google.com>
1976 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
1977 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
1978 * aclocal.m4: Regenerate.
1979 * configure: Regenerate.
1980 * Makefile.in: Regenerate.
1981 * testsuite/Makefile.in: Regenerate.
1983 2012-12-07 Alan Modra <amodra@gmail.com>
1985 * options.h (General_options): Add no_toc_optimize.
1986 * powerpc.cc (ok_lo_toc_insn): New function.
1987 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
1989 2012-12-06 Alan Modra <amodra@gmail.com>
1991 * options.h (General_options): Add plt_align, plt_static_chain,
1992 plt_thread_safe. Update stub_group_size help text.
1993 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
1994 for new plt_thread_safe_ var.
1995 (use_plt_offset): Correct comments.
1996 (Target_powerpc::do_relax): Look for thread creation symbols to
1997 determine default plt_thread_safe value. Clear plt call stubs
1998 as well as branch stubs each iteration.
1999 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
2001 (l, hi, ha, write_insn): Move earlier.
2002 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
2003 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
2005 (Stub_table::update_size): Adjust.
2006 (Stub_table::prev_size, set_prev_size): Delete.
2007 (Stub_table::stub_align): Let --plt-align affect result.
2008 (Stub_table::plt_call_size): Calculate sizes for various stubs.
2009 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
2010 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
2011 (Stub_table::do_write): Support more stub variants.
2013 2012-12-04 Alan Modra <amodra@gmail.com>
2015 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
2016 (Target_powerpc::do_define_standard_symbols): New function.
2018 2012-12-03 Alan Modra <amodra@gmail.com>
2020 * output.h: Formatting, whitespace.
2022 2012-12-03 Alan Modra <amodra@gmail.com>
2024 * layout.h (Layout::get_executable_sections): Declare.
2025 * layout.cc (Layout::get_executable_sections): New function.
2026 * arm.cc (Target_arm::group_sections): Use it.
2027 (Arm_output_section::group_sections): Delete now redundant test.
2028 * output.cc (Output_reloc::Output_reloc): Add is_relative.
2029 param to handle relative relocs.
2030 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
2031 (Output_data_reloc::add_absolute): Adjust.
2032 (Output_data_reloc::add_relative): New function.
2033 (Output_data::reset_data_size): New function.
2034 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
2035 (Output_section::set_addralign): New function.
2036 (Output_section::checkpoint_set_addralign): New function.
2037 (Output_section::clear_section_offsets_need_adjustment): New function.
2038 (Output_section::input_sections): Make public.
2039 * powerpc.cc (class Output_data_brlt_powerpc): New.
2040 (class Stub_table, class Stub_control): New.
2041 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
2042 stub_table_, set_stub_table, stub_table): New vectors and accessor
2044 (Target_powerpc::do_may_relax, do_relax, push_branch,
2045 new_stub_table, stub_tables, brlt_section, group_sections,
2046 add_branch_lookup_table, find_branch_lookup_table,
2047 write_branch_lookup_table, make_brlt_section): New functions.
2048 (Target_powerpc::struct Sort_sections, class Branch_info): New.
2049 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
2050 branch_info_): New vars.
2051 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
2052 make call stubs here.
2053 (Output_data_glink): Remove all call stub handling from this class.
2054 (Target_powerpc::Scan::local, global): Save interesting branch
2055 relocs and relocs for ifunc. Adjust calls to plt entry functions.
2056 (Target_powerpc::do_finalize_sections): Only make reg save/restore
2057 functions on final link.
2058 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
2059 Handle long branch destinations too.
2060 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
2061 do_plt_address_for_local): Adjust lookup of plt call stubs.
2063 2012-11-30 Alan Modra <amodra@gmail.com>
2065 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
2066 relocs against protected symbols when building 32-bit shared libs.
2068 2012-11-30 Alan Modra <amodra@gmail.com>
2070 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
2071 param. Call got_section() to make .got. Update all callers
2072 and their callers and so on.
2074 2012-11-30 Alan Modra <amodra@gmail.com>
2076 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
2077 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
2078 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
2079 value if it already exists.
2081 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2084 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
2086 2012-11-14 Roland McGrath <mcgrathr@google.com>
2088 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
2089 than bfc instruction for data sandboxing.
2091 2012-11-08 Alan Modra <amodra@gmail.com>
2093 * po/POTFILES.in: Regenerate.
2095 2012-11-05 Alan Modra <amodra@gmail.com>
2097 * configure.ac: Apply 2012-09-10 change to config.in here.
2098 * configure: Regenerate.
2100 2012-11-05 Alan Modra <amodra@gmail.com>
2102 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
2103 (struct Opd_ent): Use "Address" rather than "Offset".
2104 (Output_data_got_powerpc::got_base_offset): Return Valtype.
2105 (Target_powerpc::got_section): Make public.
2106 (Target_powerpc::scan_relocs): Move code setting symbols..
2107 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
2108 Create _SDA_BASE_ only when referenced.
2110 2012-11-02 Roland McGrath <mcgrathr@google.com>
2112 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
2115 2012-11-01 Roland McGrath <mcgrathr@google.com>
2117 * target.h (Sized_target::relocate_relocs): Use Elf_Off
2118 for offset_in_output_section parameter.
2119 (Sized_target::relocate_special_relocatable): Likewise.
2120 * arm.cc (Target_arm::relocate_relocs): Likewise.
2121 (Target_arm::relocate_special_relocatable): Likewise.
2122 * i386.cc (Target_i386::relocate_relocs): Likewise.
2123 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
2124 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
2125 * target-reloc.h (relocate_relocs): Likewise.
2126 * testsuite/testfile.cc (Target_test): Likewise.
2127 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
2128 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
2130 * system.h: Move inclusion of <clocale> to after <libintl.h> in
2131 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
2133 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
2134 parameter, which is unused in the [!F_SETFD] case.
2136 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
2137 SYMNDX to off_t before comparing it to this->data_size().
2138 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
2139 * incremental.cc (Output_section_incremental_inputs::do_write):
2140 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
2142 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
2144 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
2146 * gold.cc (Target_arm::do_adjust_elf_header): Add the
2147 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
2150 2012-10-29 Cary Coutant <ccoutant@google.com>
2152 * dwp.cc (usage): Add file and exit status parameters;
2153 add --help and --version options.
2154 (print_version): New function.
2155 (main): Add --help and --version options.
2157 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2159 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
2160 final_layout_sequence.txt.
2161 * testsuite/Makefile.in: Regenerated.
2163 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2165 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
2166 COMPILE generated by automake.
2168 (CXXCOMPILE1): Likewise.
2169 (CXXLINK1): Likewise.
2170 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
2172 (CXXCOMPILE): Likewise.
2173 (CXXLINK): Likewise.
2174 * testsuite/Makefile.in: Regenerated.
2176 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2178 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
2179 on bad fwrite return.
2181 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2183 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
2186 2012-10-23 Cary Coutant <ccoutant@google.com>
2188 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
2189 * testsuite/Makefile.in: Regenerate.
2190 * testsuite/dwp_test.h: New source file.
2191 * testsuite/dwp_test_1.cc: New source file.
2192 * testsuite/dwp_test_1.s: New source file.
2193 * testsuite/dwp_test_1.sh: New source file.
2194 * testsuite/dwp_test_1b.cc: New source file.
2195 * testsuite/dwp_test_1b.s: New source file.
2196 * testsuite/dwp_test_2.cc: New source file.
2197 * testsuite/dwp_test_2.s: New source file.
2198 * testsuite/dwp_test_2.sh: New source file.
2199 * testsuite/dwp_test_main.cc: New source file.
2200 * testsuite/dwp_test_main.s: New source file.
2202 2012-10-23 Cary Coutant <ccoutant@google.com>
2204 * dwp.h: New header file.
2205 * dwp.cc: New source file.
2206 * gold.h: Move shared declarations to system.h.
2207 * system.h: New header file.
2208 * Makefile.am: Add dwp.
2209 * Makefile.in: Regenerate.
2211 2012-10-23 Cary Coutant <ccoutant@google.com>
2213 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
2214 Dwarf_info_reader::read_from_pointer.
2215 (Dwarf_pubnames_table::read_header): Likewise.
2216 (Dwarf_pubnames_table::next_name): Likewise.
2217 (Dwarf_die::read_attributes): Likewise.
2218 (Dwarf_die::skip_attributes): Likewise.
2219 (Dwarf_info_reader::read_from_pointer): New function template.
2220 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
2221 (Dwarf_pubnames_table): Likewise.
2222 (Dwarf_info_reader::read_from_pointer): New function template.
2223 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
2224 Dwarf_pubnames_table ctor.
2226 2012-10-23 Cary Coutant <ccoutant@google.com>
2228 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
2230 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
2232 (Dwarf_info_reader::set_abbrev_shndx): New method.
2233 (Dwarf_info_reader::abbrev_shndx_): New data member.
2235 2012-10-23 Cary Coutant <ccoutant@google.com>
2237 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
2238 from object, not parameters.
2239 (Dwarf_info_reader::parse): Likewise.
2240 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
2241 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
2242 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
2245 2012-10-23 Cary Coutant <ccoutant@google.com>
2247 * fileread.cc (Input_file::Input_file): New constructor.
2248 * fileread.h (class Input_file): Add new constructor.
2250 2012-10-18 Alan Modra <amodra@gmail.com>
2253 * object.cc (Relobj::is_section_name_included): Also match
2254 .sdata personality section.
2256 2012-10-18 Alan Modra <amodra@gmail.com>
2258 * target-reloc.h (class Default_comdat_behavior): New, package up..
2259 (get_comdat_behaviour): ..this.
2260 (relocate_section): Add Relocate_comdat_behavior template arg,
2261 adjust code to suit.
2262 * arm.cc (Target_arm::relocate_section): Adjust to suit.
2263 (Target_arm::scan_reloc_section): Likewise.
2264 * i386.cc (Target_i386::relocate_section): Likewise.
2265 * sparc.cc (Target_sparc::relocate_section): Likewise.
2266 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
2267 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
2268 * powerpc.cc (class Relocate_comdat_behavior): New.
2269 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
2270 gold::relocate_section with new template arg.
2272 2012-10-18 Alan Modra <amodra@gmail.com>
2274 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
2275 dynamic relocs for GOT_TPREL got entries, without symbol if
2277 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
2278 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
2279 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
2281 2012-10-17 Alan Modra <amodra@gmail.com>
2284 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
2286 2012-10-16 Sriraman Tallam <tmsriram@google.com>
2288 * layout.cc (Layout::include_section): Keep sections marked
2289 SHF_EXCLUDE when doing relocatable links.
2291 2012-10-16 Alan Modra <amodra@gmail.com>
2293 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
2294 (Target_powerpc::do_finalize_sections): Call it.
2295 (Output_data_save_res): New class and supporting functions.
2296 (Target_powerpc::symval_for_branch): Only look up .opd entry for
2297 normal symbols defined in object files.
2299 2012-10-12 Alan Modra <amodra@gmail.com>
2301 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
2302 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
2303 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
2304 section if scan_opd_relocs not yet called.
2305 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
2307 2012-10-12 Alan Modra <amodra@gmail.com>
2309 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
2310 add_local_ifunc_entry): Revert last change.
2311 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
2313 2012-10-05 Alan Modra <amodra@gmail.com>
2315 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
2316 do_plt_address_for_global): New functions.
2317 (Output_data_got_powerpc::do_write): Don't segfault when linking
2319 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
2320 add_local_ifunc_entry): Return true on adding entry..
2321 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
2322 glink->add_entry call. Remove unused symtab param. Adjust calls.
2323 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
2324 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
2325 set up symbols here.
2326 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
2327 syms here. Do so even when no .iplt. Don't segfault when linking
2329 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
2330 new variants without reloc param.
2331 (Glink_sym_ent::Glink_sym_ent): Likewise.
2332 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
2333 reloc when refs will resolve to plt call stub.
2334 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
2335 R_PPC_PLTREL24 to resolve locally.
2336 (Target_powerpc::Scan::global): Correct ifunc handling.
2337 (Target_powerpc::Relocate::relocate): Correct local sym glink
2338 lookup. Don't destroy "value" when we have a plt call stub,
2339 and when checking plt call validity.
2340 (Target_powerpc::do_dynsym_value): Simplify.
2342 2012-10-05 Alan Modra <amodra@gmail.com>
2344 * i386.cc (Output_data_plt_i386::address_for_global,
2345 address_for_local): Add plt offset to returned value. Adjust uses.
2346 * sparc.cc (Output_data_plt_sparc::address_for_global,
2347 address_for_local): Likewise.
2348 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
2349 address_for_local): Likewise.
2350 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
2351 address_for_local): Likewise.
2352 * target.h (Target::plt_address_for_global, plt_address_for_local):
2354 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
2355 (Output_data_got::Got_entry::write): Nor here.
2356 * output.h: Comment fix.
2358 2012-10-02 Jiong Wang <jiwang@tilera.com>
2360 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
2361 global_offset_table_ value for larget got.
2362 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
2364 2012-09-29 Alan Modra <amodra@gmail.com>
2366 * powerpc.cc (Target_powerpc::iplt_): New output section.
2367 (Target_powerpc::iplt_section, make_iplt_section,
2368 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
2369 (Target_powerpc::make_plt_entry): Handle ifunc syms.
2370 Target_powerpc::plt_entry_count): Count iplt entries too.
2371 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
2372 reloc section in constructor. New params.
2373 (Target_powerpc::make_plt_section): Create reloc section here instead.
2374 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
2376 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
2377 (Output_data_glink::add_entry, find_entry): New functions to
2378 deal with local syms.
2379 (Glink_sym_ent): Add support for local syms.
2380 (Output_data_glink::do_write): Handle ifunc plt entries.
2381 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2382 (Target_powerpc::Scan::local, global): Handle ifunc syms.
2383 (Target_powerpc::Relocate::relocate): Likewise.
2384 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
2386 2012-09-25 Alan Modra <amodra@gmail.com>
2388 * object.h (Sized_relobj_file::adjust_local_symbol,
2389 do_adjust_local_symbol): New functions.
2390 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
2391 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
2392 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
2393 and irregular opd entry spacing.
2394 (Powerpc_relobj::do_read_relocs): Add opd size checks.
2395 (Global_symbol_visitor_opd): New functor.
2396 (Target_powerpc::do_finalize_sections): Omit global symbols defined
2397 on deleted opd entries.
2399 2012-09-15 Jiong Wang <jiwang@tilera.com>
2401 * tilegx.cc: New file.
2402 * Makefile.am (TARGETSOURCES): Add tilegx.cc
2403 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
2404 * configure.tgt: Add entries for tilegx*.
2405 * configure.ac: Likewise.
2406 * Makefile.in: Rebuild.
2407 * configure: Likewise.
2408 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
2411 2012-09-13 Alan Modra <amodra@gmail.com>
2413 * target-reloc.h (scan_relocs): Call scan.local for relocs
2414 against symbols in discarded sections. Pass is_discarded
2416 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
2417 Add is_discarded param.
2418 * powerpc (Target_powerpc::Scan::local): Likewise. Use
2419 is_discarded to flag opd entry as discarded. Don't emit dyn
2420 relocs on such entries.
2421 (Target_powerpc::Scan::global): Similarly detect and handle
2423 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
2424 opd_ent_. Update all uses.
2425 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
2426 (Target_powerpc::relocate_section): Zero out discarded opd
2429 2012-09-12 Ian Lance Taylor <iant@google.com>
2432 * output.cc: Rename Output_data_got template parameter from size
2433 to got_size for all functions. Compile all variants of
2435 (Output_data_got::Got_entry::write): Correct use of size for
2436 symbol value. Use local_is_tls rather than casting to
2438 * object.h (class Object): Add local_is_tls and do_local_is_tls.
2439 (class Sized_relobj_file): Add do_local_is_tls.
2440 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
2442 2012-09-11 Alan Modra <amodra@gmail.com>
2445 * layout.cc (Layout::set_segment_offsets): When using
2446 common-page-size alignment, ensure we are on a new max-page-size
2448 * output.cc (Output_segment::set_section_addresses): Use
2449 abi_pagesize, not common_pagesize for relro boundary.
2450 (Output_segment::set_offset): Likewise.
2452 2012-09-11 Alan Modra <amodra@gmail.com>
2454 * output.h (Output_data_got::add_global_tls, add_local_tls,
2455 add_local_tls_pair): New functions.
2456 (Output_data_got::add_local_pair_with_rel): Remove second
2457 reloc param. Expand comment.
2458 (Output_data_got::Got_entry): Rename use_plt_offset_ to
2459 use_plt_or_tls_offset_, similarly for constructor param.
2460 (Output_data_got::Got_entry::write): Add got_index param.
2461 * output.cc (Output_data_got::add_global_tls, add_local_tls,
2462 add_local_tls_pair): New functions.
2463 (Output_data_got::Got_entry::write): Handle tls symbols
2464 with use_plt_or_tls_offset_ set specially.
2465 (Output_data_got::add_local_pair_with_rel): Only one reloc.
2466 (Output_data_got::do_write): Replace iterator with index, pass
2467 index to entry write function.
2468 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
2469 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
2470 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
2472 * i386.cc (Target_i386::Scan::local): Likewise.
2473 * sparc.cc (Target_sparc::Scan::local): Likewise.
2474 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
2475 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
2476 do_tls_offset_for_global): New functions.
2477 (Target_powerpc::Scan::local): Correct TLS relocations and got
2479 (Target_powerpc::Scan::global): Don't emit unnecessary
2480 dynamic relocations on TLS GOT entries.
2482 2012-09-10 Matthias Klose <doko@ubuntu.com>
2484 * config.in: Disable sanity check for kfreebsd.
2486 2012-09-10 Sterling Augustine <saugustine@google.com>
2488 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
2489 (Gdb_index::pubtypes_read): New parameter.
2490 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
2492 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
2495 2012-09-09 Alan Modra <amodra@gmail.com>
2497 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
2498 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
2499 * gc.h (gc_process_relocs): Call target gc_add_reference.
2500 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
2501 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
2502 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
2504 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
2505 to cater for when we don't need code offset. Update use.
2506 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
2507 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
2508 set_opd_valid): New functions.
2509 (Target_powerpc::do_gc_add_reference): New function.
2510 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
2512 (Target_powerpc::do_gc_mark_symbol): New function.
2514 2012-09-06 Cary Coutant <ccoutant@google.com>
2516 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
2517 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
2518 (Dwarf_die::skip_attributes): Likewise.
2519 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
2520 * testsuite/gdb_index_test.cc (inline_func_1): New function.
2522 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
2524 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
2526 * testsuite/script_test_3.t: Add .got.plt output section
2528 * testsuite/script_test_4.t: Likewise.
2530 2012-09-05 Alan Modra <amodra@gmail.com>
2532 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
2533 update all uses and lose "enum" when using type.
2535 2012-09-05 Alan Modra <amodra@gmail.com>
2537 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
2538 * configure: Regenerate.
2539 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
2540 (plugin_final_layout.stdout): Likewise.
2541 (memory_test): Set page sizes to 0x1000.
2542 * testsuite/Makefile.in: Regenerate.
2543 * testsuite/discard_locals_test.sh: Add FIXME comment.
2544 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
2545 * testsuite/pr14265.t: Add .got output section statement.
2546 * testsuite/script_test_2.t: Likewise.
2547 * testsuite/script_test_3.t: Likewise.
2548 * testsuite/script_test_4.t: Likewise.
2549 * testsuite/script_test_5.t: Likewise.
2550 * testsuite/script_test_6.t: Likewise.
2551 * testsuite/script_test_7.t: Likewise.
2552 * testsuite/script_test_9.t: Likewise.
2554 2012-09-05 Alan Modra <amodra@gmail.com>
2556 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
2557 (Powerpc_relocate_functions::Status): New typedef.
2558 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2559 (Target_powerpc::Scan::local): Handle REL64.
2560 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
2561 for REL32 and REL64.
2562 (Target_powerpc::symval_for_branch): New function, extracted from..
2563 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
2564 checks. Report overflow errors.
2566 2012-09-05 Alan Modra <amodra@gmail.com>
2568 * object.h (Sized_relobj_file::emit_relocs): Delete.
2569 (Sized_relobj_file::emit_relocs_reltype): Delete.
2570 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
2571 relocate_relocs for --emit-relocs.
2572 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
2573 * output.h: Update comment.
2574 (Output_segment::first_section): New function.
2575 (Output_segment::first_section_load_address): Use first_section.
2576 * output.cc (Output_segment::first_section): New function extracted..
2577 (Output_segment::first_section_load_address): ..from here. Delete.
2578 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
2579 * target.h (Sized_target::relocate_for_relocatable): Likewise.
2580 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
2581 adjust call to target.h function.
2582 * i386.cc (Target_i386): Likewise.
2583 * sparc.cc (Target_sparc): Likewise.
2584 * x86_64.cc (Target_x86_64): Likewise.
2585 * powerpc.cc (Target_powerpc): Likewise.
2586 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
2587 first tls section has section symbol for optimised local dynamic
2589 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
2590 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
2592 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
2593 Rename to relocate_relocs. Update error message.
2595 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
2597 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
2600 2012-08-31 Alan Modra <amodra@gmail.com>
2602 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
2603 (Powerpc_relobj::toc_base_offset): New stub function.
2604 (Target_powerpc): Add tp_offset, dtp_offset. Rename
2605 got_mod_index_offset to tlsld_got_offset. Update all refs.
2606 (Target_powerpc::Relocate::enum skip_tls): New.
2607 (Target_powerpc::call_tls_get_addr_): New var.
2608 (Target_powerpc::is_branch_reloc): Move to file scope.
2609 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
2610 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
2612 (Target_powerpc::enum Got_type): Delete old values, add new ones.
2613 (powerpc_info): Correct common_pagesize for ppc64.
2614 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
2615 (Powerpc_relocate_functions): Add overflow check enums and functions.
2616 Add non-shift version of rela, rela_ua. Delete all rel public
2617 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
2618 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
2619 addr16_ha3, addr14 functions.
2620 (Output_data_got_powerpc::add_constant_pair): New function.
2621 (Output_data_got_powerpc::got_base_offset): Likewise.
2622 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
2623 (instruction constants): Sort, add some more.
2624 (Output_data_glink::do_write): Add and use Address typedef. Use
2625 object->toc_base_offset() stub for 64-bit.
2626 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
2627 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2628 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
2629 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
2630 Always treat .opd relocs as against locally defined symbol.
2631 Correct condition for RELATIVE relocs.
2632 (Target_powerpc::do_finalize_sections): Test for NULL sections.
2633 (Target_powerpc::Relocate::relocate): Use plt call stub as value
2634 for 32-bit syms with a plt entry. Correct ppc64 toc base
2635 calculations. Handle TLS relocs, and more. Add overflow
2636 checking and adjust for Powerpc_relocate_functions changes.
2637 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
2638 Reinstate --emit-relocs code with FIXME.
2640 2012-08-30 Alan Modra <amodra@gmail.com>
2642 * layout.cc (Layout::set_segment_offsets): Set p_align to
2643 abi_pagesize, not common_pagesize.
2644 (Layout::relaxation_loop_body): Similarly use abi_pagesize
2645 to determine whether file header can go in segment.
2647 2012-08-30 Alan Modra <amodra@gmail.com>
2649 * output.h (Output_reloc::Output_reloc <output section>): Add
2650 is_relative param. Adjust calls.
2651 (Output_reloc::add_output_section_relative): New functions.
2652 * output.cc (Output_reloc::Output_reloc <output section>): Handle
2654 (Output_reloc::symbol_value): Handle SECTION_CODE.
2656 2012-08-24 Sriraman Tallam <tmsriram@google.com>
2658 * gold.cc (queue_middle_tasks): Call layout again when unique
2659 segments for sections is desired.
2660 * layout.cc (Layout::Layout): Initialize new members.
2661 (Layout::get_output_section_flags): New function.
2662 (Layout::choose_output_section): Call get_output_section_flags.
2663 (Layout::layout): Make output section for mapping to a unique segment.
2664 (Layout::insert_section_segment_map): New function.
2665 (Layout::attach_allocated_section_to_segment): Make unique segment for
2666 output sections marked so.
2667 (Layout::segment_precedes): Check for unique segments when sorting.
2668 * layout.h (Layout::Unique_segment_info): New struct.
2669 (Layout::Section_segment_map): New typedef.
2670 (Layout::insert_section_segment_map): New function.
2671 (Layout::get_output_section_flags): New function.
2672 (Layout::is_unique_segment_for_sections_specified): New function.
2673 (Layout::set_unique_segment_for_sections_specified): New function.
2674 (Layout::unique_segment_for_sections_specified_): New member.
2675 (Layout::section_segment_map_): New member.
2676 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
2677 Rename is_gc_pass_one to is_pass_one.
2678 Rename is_gc_pass_two to is_pass_two.
2679 Rename is_gc_or_icf to is_two_pass.
2680 Check for which pass based on whether symbols data is present.
2681 Make it two pass when unique segments for sections is desired.
2682 * output.cc (Output_section::Output_section): Initialize new
2684 * output.h (Output_section::is_unique_segment): New function.
2685 (Output_section::set_is_unique_segment): New function.
2686 (Output_section::is_unique_segment_): New member.
2687 (Output_section::extra_segment_flags): New function.
2688 (Output_section::set_extra_segment_flags): New function.
2689 (Output_section::extra_segment_flags_): New member.
2690 (Output_section::segment_alignment): New function.
2691 (Output_section::set_segment_alignment): New function.
2692 (Output_section::segment_alignment_): New member.
2693 (Output_segment::Output_segment): Initialize is_unique_segment_.
2694 (Output_segment::is_unique_segment): New function.
2695 (Output_segment::set_is_unique_segment): New function.
2696 (Output_segment::is_unique_segment_): New member.
2697 * plugin.cc (allow_unique_segment_for_sections): New function.
2698 (unique_segment_for_sections): New function.
2699 (Plugin::load): Add new functions to transfer vector.
2700 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
2701 * Makefile.in: Regenerate.
2702 * testsuite/plugin_final_layout.sh: Check if unique segment
2703 functionality works.
2704 * testsuite/plugin_section_order.c (onload): Check if new interfaces
2706 (allow_unique_segment_for_sections): New global.
2707 (unique_segment_for_sections): New global.
2708 (claim_file_hook): Call allow_unique_segment_for_sections.
2709 (all_symbols_read_hook): Call unique_segment_for_sections.
2711 2012-08-22 Cary Coutant <ccoutant@google.com>
2713 * layout.cc (Layout::include_section): Don't assert on GROUP
2714 sections with --emit-relocs.
2716 2012-08-21 Cary Coutant <ccoutant@google.com>
2718 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
2719 if --export-dynamic-symbol names an undef symbol.
2721 2012-08-18 Alan Modra <amodra@gmail.com>
2723 * powerpc.cc: Formatting and white space.
2724 (Powerpc_relobj): Rename got2_section_ to special_.
2725 Add opd_ent_shndx_ and opd_ent_off_ vectors.
2726 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
2727 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
2728 (Target_powerpc): Add Address typedef and invalid_address. Use
2730 (Target_powerpc::is_branch_reloc): New function.
2731 (Powerpc_relocate_functions): Add Address typedef, use throughout.
2732 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
2733 for dst_mask, value and addend.
2734 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
2735 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
2736 (Output_data_glink::do_write): Correct toc base. Don't try to use
2737 uint16_t for 24-bit offset. Use get_output_section_offset and
2739 (Target_powerpc::Scan::local): Handle more relocs.
2740 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
2741 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
2742 Plug in toc restoring insn after plt calls. Translate branches
2743 to function descriptor symbols to corresponding entry point.
2744 (Target_powerpc::relocate_for_relocatable): Check return from
2745 get_output_section_offset.
2746 * symtab.h: Comment typo.
2748 2012-08-14 Ian Lance Taylor <iant@google.com>
2750 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
2751 unsupported_relocal_local to call unsupported_reloc_global.
2753 2012-08-14 Nick Clifton <nickc@redhat.com>
2756 * script-sections.cc (Sections_element::output_section_name): Add
2757 keep return parameter.
2758 (Output_section_element::match_name): Add keep return parameter.
2759 Return the value of the keep_ member.
2760 * script-sections.h (class Output_section): Update
2761 output_section_name prototype.
2762 * layout.cc (Layout::keep_input_section): New public member
2764 (Layout::choose_output_section): Pass keep parameter to
2765 output_section_name.
2766 * layout.h (class Layout): Add keep_input_section.
2767 * object.cc (Sized_relobj_file::do_layout): Check for kept input
2769 * testsuite/Makefile.am: Add a test.
2770 * testsuite/Makefile.in: Regenerate.
2771 * testsuite/pr14265.c: Source file for the test.
2772 * testsuite/pr14265.t: Linker script for the test.
2773 * testsuite/pr14265.sh: Shell script for the test.
2775 2012-08-14 Alan Modra <amodra@gmail.com>
2777 * target.h (Target::output_section_name): New function.
2778 (Target::do_output_section_name): New function.
2779 * layout.cc (Layout::choose_output_section): Call the above.
2780 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
2782 2012-08-14 Alan Modra <amodra@gmail.com>
2784 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
2785 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
2786 for replace_constant call.
2787 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
2788 (Output_data_glink::do_print_to_mapfile): New function.
2789 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
2790 (Target_powerpc::Relocate::relocate): Likewise.
2792 2012-08-14 Alan Modra <amodra@gmail.com>
2794 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
2795 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
2796 (Output_data_glink::add_entry,find_entry): Remove shndx param.
2797 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
2798 all references to shndx_. Handle special case for R_PPC_PLTREL24
2800 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
2801 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
2802 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
2804 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
2805 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
2807 2012-08-12 Alan Modra <amodra@gmail.com>
2809 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
2810 (glink insn constants): Use uint32_t.
2811 (Output_data_glink::add_entry): Use insert, not [] operator.
2813 2012-08-11 Alan Modra <amodra@gmail.com>
2815 * object.h (Sized_relobj_file::find_shdr): New function.
2816 (Sized_relobj_file::find_special_sections): New function.
2817 * object.cc (Sized_relobj_file::find_shdr): New function.
2818 (Sized_relobj_file::find_eh_frame): Use find_shdr.
2819 (Sized_relobj_file::find_special_sections): New function, split out..
2820 (Sized_relobj_file::do_read_symbols): ..from here.
2821 * output.h (Output_data_got::replace_constant): New function.
2822 (Output_data_got::num_entries): New function.
2823 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
2824 (Output_data_got::got_offset): Protected rather than private.
2825 (Output_data_got::replace_got_entry): New function.
2826 * output.cc (Output_data_got::replace_got_entry): New function.
2827 * powerpc.cc (class Powerpc_relobj): New.
2828 (class Powerpc_relocate_functions): Delete all psymval variants or
2829 convert to value,addend type. Delete pcrela, pcrela_unaligned.
2830 Implement _ha functions using corresponding _hi function.
2831 (Powerpc_relobj::find_special_sections): New function.
2832 (Target_powerpc::do_make_elf_object): New function.
2833 (class Output_data_got_powerpc): New.
2834 (class Output_data_glink): New.
2835 (class Powerpc_scan_relocatable_reloc): New.
2836 Many more changes througout file.
2838 2012-08-09 Nick Clifton <nickc@redhat.com>
2840 * po/vi.po: Updated Vietnamese translation.
2842 2012-08-07 Ian Lance Taylor <iant@google.com>
2844 * layout.cc (Layout::add_target_dynamic_tags): If
2845 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
2848 2012-07-30 Nick Clifton <nickc@redhat.com>
2850 * po/gold.pot: Updated template.
2851 * po/es.po: Updated Spanish translation.
2853 2012-07-18 Cary Coutant <ccoutant@google.com>
2856 * configure.ac: Add check for -gpubnames support.
2857 * configure: Regenerate.
2858 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
2859 support; force -gno-pubnames.
2860 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
2862 (gdb_index_test_4): New test.
2863 * testsuite/Makefile.in: Regenerate.
2864 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
2865 * testsuite/gdb_index_test_2.sh: Likewise.
2866 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
2867 * testsuite/gdb_index_test_4.sh: New script.
2868 * testsuite/gdb_index_test_comm.sh: New script with common code;
2869 don't look for space after colon.
2871 2012-07-16 Sriraman Tallam <tmsriram@google.com>
2873 * gold.cc (queue_middle_tasks): Update function order only after
2874 deferred objects due to plugins are processed.
2876 2012-07-11 Ian Lance Taylor <iant@google.com>
2878 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
2879 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
2880 (Target_arm::scan_reloc_for_stub): Likewise.
2881 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
2882 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
2883 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
2884 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
2885 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
2887 2012-07-10 Dodji Seketeli <dodji@redhat.com>
2888 Ian Lance Taylor <iant@google.com>
2891 * configure.ac: Test whether std::tr1::hash<off_t> works.
2892 * gold.h: Add a specialization for std::tr1::hash<off_t> if
2894 * output.h (class Output_fill): Add virtual destructor.
2895 * configure, config.in: Rebuild.
2897 2012-06-22 Roland McGrath <mcgrathr@google.com>
2899 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
2901 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
2903 * plugin.cc (Plugin::load): Handle position independent executables.
2905 2012-06-06 Cary Coutant <ccoutant@google.com>
2907 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
2909 (lines_only_debug_sections): Likewise.
2910 (gdb_fast_lookup_sections): New static array.
2911 (is_gdb_debug_section): Rename formal parameter.
2912 (is_lines_only_debug_section): Likewise.
2913 (is_gdb_fast_lookup_section): New function.
2914 (Layout::include_section): Check for ".zdebug_" prefix; pass
2915 section name suffix to is_gdb_debug_section, et al.; check for
2916 fast-lookup sections when building .gdb_index.
2917 * options.h (--strip-debug-gdb): Update GDB version number.
2919 2012-06-06 Cary Coutant <ccoutant@google.com>
2921 * configure.ac: Add check for fallocate.
2922 * configure: Regenerate.
2923 * config.in: Regenerate.
2925 * options.h (class General_options): Add --mmap-output-file and
2926 --posix-fallocate options.
2927 * output.cc: (posix_fallocate): Remove; replace with...
2928 (gold_fallocate): New function.
2929 (Output_file::map_no_anonymous): Call gold_fallocate.
2930 (Output_file::map): Check --mmap-output-file option.
2932 2012-06-05 Jing Yu <jingyu@google.com>
2934 * gold.h (textdomain): Add do {} to empty while(0).
2935 (bindtextdomain): Likewise.
2937 2012-06-04 Cary Coutant <ccoutant@google.com>
2939 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
2942 2012-05-25 Sriraman Tallam <tmsriram@google.com>
2944 * symtab.cc (Symbol_table::define_special_symbol):
2945 Initialize *poldsym to prevent uninitialized variable errors.
2947 2012-05-23 Cary Coutant <ccoutant@google.com>
2949 * layout.cc (Layout::section_name_mapping): Add rules to handle
2950 exact match on .data.rel.ro.local or .data.rel.ro.
2951 (Layout::output_section_name): Check for exact matches.
2953 2012-05-23 Cary Coutant <ccoutant@google.com>
2955 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
2958 2012-05-22 Cary Coutant <ccoutant@google.com>
2960 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
2961 object before exporting symbol.
2963 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2965 * testsuite/tls_test.cc: Include "config.h" first.
2966 * testsuite/tls_test_c.c: Likewise.
2968 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
2969 Nick Clifton <nickc@redhat.com>
2972 * configure.in: Add check that sysdep.h has been included before
2973 any system header files.
2974 * configure: Regenerate.
2975 * config.in: Regenerate.
2977 2012-05-14 Cary Coutant <ccoutant@google.com>
2979 * layout.cc (Layout::make_output_section): Mark .tdata section
2981 * testsuite/relro_test.cc: Add a TLS variable.
2983 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
2986 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
2987 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
2990 2012-05-08 Cary Coutant <ccoutant@google.com>
2992 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
2993 (lines_only_debug_sections): Likewise.
2995 2012-05-02 Roland McGrath <mcgrathr@google.com>
2997 * nacl.cc: New file.
2999 * Makefile.am (CCFILES, HFILES): Add them.
3000 * Makefile.in: Regenerate.
3001 * i386.cc (Output_data_plt_i386_nacl): New class.
3002 (Output_data_plt_i386_nacl_exec): New class.
3003 (Output_data_plt_i386_nacl_dyn): New class.
3004 (Target_i386_nacl): New class.
3005 (Target_selector_i386_nacl): New class.
3006 (target_selector_i386): Use it instead of Target_selector_i386.
3007 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
3008 (Target_x86_64_nacl): New class.
3009 (Target_selector_x86_64_nacl): New class.
3010 (target_selector_x86_64, target_selector_x32): Use it instead of
3011 Target_selector_x86_64.
3012 * arm.cc (Output_data_plt_arm_nacl): New class.
3013 (Target_arm_nacl): New class.
3014 (Target_selector_arm_nacl): New class.
3015 (target_selector_arm, target_selector_armbe): Use it instead of
3016 Target_selector_arm.
3018 * target-select.cc (select_target): Take new Input_file* and off_t
3019 arguments, pass them on to recognize method of selector.
3020 * object.cc (make_elf_sized_object): Update caller.
3021 * parameters.cc (parameters_force_valid_target): Likewise.
3022 * incremental.cc (make_sized_incremental_binary): Likewise.
3023 * target-select.h: Update decl.
3024 (Target_selector::recognize): Take new Input_file* argument,
3025 pass it on to do_recognize.
3026 (Target_selector::do_recognize): Take new Input_file* argument.
3027 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
3028 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
3029 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
3030 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
3032 * target.h (Target::Target_info): New members isolate_execinstr
3034 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
3035 * arm.cc (Target_arm::arm_info): Update initializer.
3036 * i386.cc (Target_i386::i386_info): Likewise.
3037 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
3038 * sparc.cc (Target_sparc::sparc_info): Likewise.
3039 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3040 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
3041 * layout.cc (Layout::attach_allocated_section_to_segment):
3042 Take new const Target* argument. If target->isolate_execinstr(), act
3044 (Layout::find_first_load_seg): Take new const Target* argument;
3045 if target->isolate_execinstr(), reject PF_X segments.
3046 (Layout::relaxation_loop_body): Update caller.
3047 (Layout::set_segment_offsets): If target->isolate_execinstr(),
3048 reset file offset to zero when we hit LOAD_SEG, and then do a second
3049 loop over the segments before LOAD_SEG to reassign offsets after
3050 addresses have been determined. Handle target->rosegment_gap().
3051 (Layout::attach_section_to_segment): Take new const Target* argument;
3052 pass it to attach_allocated_section_to_segment.
3053 (Layout::make_output_section): Update caller.
3054 (Layout::attach_sections_to_segments): Take new const Target* argument;
3055 pass it to attach_section_to_segment.
3056 * gold.cc (queue_middle_tasks): Update caller.
3057 * layout.h (Layout): Update method decls with new arguments.
3059 * arm.cc (Target_arm::Target_arm): Take optional argument for the
3060 Target_info pointer to use.
3061 (Target_arm::do_make_data_plt): New virtual method.
3062 (Target_arm::make_data_plt): New method that calls it.
3063 (Target_arm::make_plt_entry): Use it.
3064 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
3065 for the section alignment.
3066 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
3068 (Output_data_plt_arm::first_plt_entry_offset): Call it.
3069 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
3071 (Output_data_plt_arm::get_plt_entry_size): Call it.
3072 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
3073 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
3074 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
3076 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
3077 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
3078 method instead of sizeof(plt_entry).
3079 (Output_data_plt_arm::add_entry): Likewise.
3080 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
3081 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
3083 (Target_arm::plt_entry_size): Likewise.
3084 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
3086 (Output_data_plt_arm_standard): ... here, new class.
3087 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
3088 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
3089 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
3091 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3092 Take additional argument for the PLT entry size.
3093 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
3094 Use get_plt_entry_size method rather than plt_entry_size variable.
3095 (Output_data_plt_x86_64::reserve_slot): Likewise.
3096 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
3097 (Output_data_plt_x86_64::add_entry): Likewise.
3098 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
3099 (Output_data_plt_x86_64::address_for_global): Likewise.
3100 (Output_data_plt_x86_64::address_for_local): Likewise.
3101 (Output_data_plt_x86_64::set_final_data_size): Likewise.
3102 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
3103 Make method non-static.
3104 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
3106 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
3107 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
3108 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
3109 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
3111 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
3112 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
3114 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
3115 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
3117 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
3118 (Output_data_plt_x86_64::plt_entry_size)
3119 (Output_data_plt_x86_64::first_plt_entry)
3120 (Output_data_plt_x86_64::plt_entry)
3121 (Output_data_plt_x86_64::tlsdesc_plt_entry)
3122 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
3123 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
3124 (Output_data_plt_x86_64_standard): ... here, new class.
3125 (Target_x86_64::Target_x86_64): Take optional argument for the
3126 Target_info pointer to use.
3127 (Target_x86_64::do_make_data_plt): New virtual method.
3128 (Target_x86_64::make_data_plt): New method to call it.
3129 (Target_x86_64::init_got_plt_for_update): Use that.
3130 Call this->plt_->add_eh_frame method here.
3131 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
3132 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
3133 rather than static method.
3134 (Target_x86_64::plt_entry_size): Likewise.
3135 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
3136 rather than plt_entry_size variable. Move guts of PLT filling to...
3137 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
3138 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
3139 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
3141 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
3142 additional argument for the section alignment.
3143 Don't do add_eh_frame_for_plt here.
3144 (Output_data_plt_i386::first_plt_entry_offset): Make the method
3145 non-static. Use get_plt_entry_size method rather than plt_entry_size
3147 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
3149 (Output_data_plt_i386::get_plt_entry_size): Call it.
3150 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
3151 (Output_data_plt_i386::add_eh_frame): New method to call it.
3152 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
3154 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
3155 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
3157 (Output_data_plt_i386::fill_plt_entry): New method to call it.
3158 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
3159 method instead of plt_entry_size.
3160 (Output_data_plt_i386::plt_entry_size)
3161 (Output_data_plt_i386::plt_eh_frame_fde_size)
3162 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
3163 (Output_data_plt_i386_standard): ... here, new class.
3164 (Output_data_plt_i386_exec): New class.
3165 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
3166 (Output_data_plt_i386_exec::first_plt_entry): ... here.
3167 (Output_data_plt_i386::exec_plt_entry): Move to ...
3168 (Output_data_plt_i386_exec::plt_entry): ... here.
3169 (Output_data_plt_i386_dyn): New class.
3170 (Output_data_plt_i386::first_plt_entry): Move to ...
3171 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
3172 (Output_data_plt_i386::dyn_plt_entry): Move to ...
3173 (Output_data_plt_i386_dyn::plt_entry): ... here.
3174 (Target_i386::Target_i386): Take optional argument for the Target_info
3176 (Target_i386::do_make_data_plt): New virtual method.
3177 (Target_i386::make_data_plt): New method to call it.
3178 (Target_i386::make_plt_section): Use that.
3179 Call this->plt_->add_eh_frame method here.
3180 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
3181 rather than plt_entry_size variable.
3182 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
3183 (Output_data_plt_i386::address_for_local): Likewise.
3184 (Output_data_plt_i386::do_write): Likewise.
3185 Move guts of PLT filling to...
3186 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
3187 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
3188 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
3189 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
3191 2012-05-01 Cary Coutant <ccoutant@google.com>
3193 * dwarf_reader.cc (Dwarf_die::read_attributes)
3194 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
3195 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
3196 * reduced_debug_output.cc
3197 (Output_reduced_debug_info_section::get_die_end): Remove
3198 DW_FORM_GNU_ref_index. Add default case.
3200 2012-04-26 Mark Wielaard <mjw@redhat.com>
3202 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
3203 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
3204 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
3205 DW_AT_high_pc as offset from DW_AT_low_pc.
3207 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
3208 * testsuite/Makefile.in: Regenerate.
3209 * testsuite/gdb_index_test_3.c: New test source file.
3210 * testsuite/gdb_index_test_3.sh: New test source file.
3212 2012-04-25 Ian Lance Taylor <iant@google.com>
3214 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
3216 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
3217 as a class, not a struct.
3218 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
3219 (Target_arm::apply_cortex_a8_workaround): Likewise.
3220 * gc.h: Declare Reloc_types as a struct, not a class.
3221 * object.h: Declare Symbols_data as a struct.
3222 * reloc.h: Declare Read_relocs_data as a struct.
3223 * target.h: Declare Relocate_info as a struct.
3225 2012-04-24 David S. Miller <davem@davemloft.net>
3227 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
3228 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
3231 2012-04-24 Cary Coutant <ccoutant@google.com>
3233 * incremental-dump.cc (find_input_containing_global): Replace
3234 magic number with symbolic constant.
3235 (dump_incremental_inputs): Update version number.
3236 * incremental.cc (Output_section_incremental_inputs): Update version
3237 number; import symbolic constants from Incremental_inputs_reader.
3238 (Incremental_inputs::create_data_sections): Align relocations
3239 section correctly for 64-bit targets.
3240 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
3241 constants; add padding.
3242 (Output_section_incremental_inputs::write_header): Add assert for
3244 (Output_section_incremental_inputs::write_input_files): Add assert
3245 for input_entry_size.
3246 (Output_section_incremental_inputs::write_info_blocks): Add padding;
3247 add assert for object_info_size, input_section_entry_size,
3248 global_sym_entry_size.
3249 * incremental.h (Incremental_inputs_reader): Add symbolic constants
3250 for data structure sizes; use them.
3251 (Incremental_input_entry_reader): Import symbolic constants from
3252 Incremental_inputs_reader; use them.
3254 2012-04-23 David S. Miller <davem@davemloft.net>
3256 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
3258 (Target_sparc::Target_sparc): Initialize new fields.
3259 (Target_sparc::do_make_elf_object): New function.
3260 (Target_sparc::do_adjust_elf_header): New function.
3262 2012-04-23 Cary Coutant <ccoutant@google.com>
3264 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
3265 CU range table of gdb index.
3267 2012-04-20 David S. Miller <davem@davemloft.net>
3269 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
3272 2012-04-16 David S. Miller <davem@davemloft.net>
3274 * sparc.cc (Target_sparc::got_address): New function.
3275 (Sparc_relocate_functions::gdop_hix22): New function.
3276 (Sparc_relocate_functions::gdop_lox10): New function.
3277 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
3279 (Target_sparc::Scan::local): Likewise if the global symbol is not
3280 preemptible and is not IFUNC.
3281 (Target_sparc::Relocate::relocate): Perform GOTDATA code
3282 transformations for local and non-preemptible non-IFUNC global
3285 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
3286 writing out 64-bit part of ranges.
3288 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
3289 -fpic and -fpie respectively.
3290 * Makefile.in: Regenerate.
3292 * sparc.cc (class Target_sparc): Add rela_ifunc_.
3293 (Target_sparc::Target_sparc): Initialize new field.
3294 (Target_sparc::do_plt_section_for_global): New function.
3295 (Target_sparc::do_plt_section_for_local): New function.
3296 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
3297 (Target_sparc::make_plt_section): New function, broken out of
3298 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
3299 (Target_sparc::make_plt_entry): Call make_plt_section.
3300 (Target_sparc::make_local_ifunc_plt_entry): New function.
3301 (Target_sparc::rela_ifunc_section): New function.
3302 (Target_sparc::plt_section): Remove const.
3303 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
3304 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
3305 and ifunc_count_ fields.
3306 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
3307 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
3308 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
3309 (Output_data_plt_sparc::rela_ifunc): New function.
3310 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
3311 (Output_data_plt_sparc::has_ifunc_section): New function.
3312 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
3313 (Output_data_plt_sparc::address_for_global): New function.
3314 (Output_data_plt_sparc::address_for_local): New function.
3315 (Output_data_plt_sparc::plt_index_to_offset): New function.
3316 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
3318 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
3320 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
3321 R_SPARC_JMP_IREL to switch.
3322 (Target_sparc::Scan::check_non_pic): Likewise.
3323 (Target_sparc::Scan::local): Handle IFUNC symbols.
3324 (Target_sparc::Scan::local): Likewise.
3325 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
3326 and plt_address_for_local.
3327 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
3328 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
3330 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
3331 (class Output_data_reloc): Adjust calls to Output_reloc_type.
3332 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
3333 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
3335 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
3336 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
3338 * sparc.cc (Target_sparc::Scan::global): Likewise.
3339 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3341 2012-04-16 Cary Coutant <ccoutant@google.com>
3343 * archive.cc (Library_base::should_include_member): Check for
3344 --export-dynamic-symbol.
3345 * options.h (class General_options): Add --export-dynamic-symbol.
3346 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
3347 --export-dynamic-symbol.
3348 (Symbol_table::gc_mark_undef_symbols): Likewise.
3349 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
3351 2012-04-12 David S. Miller <davem@davemloft.net>
3353 * sparc.cc (Reloc::wdisp10): New relocation method.
3354 (Reloc::h34): Likewise.
3355 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
3356 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
3358 (Target_sparc::Scan::local): Likewise.
3359 (Target_sparc::Scan::global): Likewise.
3360 (Target_sparc::Relocate::relocate): Likewise.
3362 2012-04-09 Cary Coutant <ccoutant@google.com>
3364 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
3367 2012-04-06 Ian Lance Taylor <iant@google.com>
3369 * timer.cc: #include <unistd.h>.
3371 2012-04-06 Roland McGrath <mcgrathr@google.com>
3373 * configure.in (AC_CHECK_HEADERS): Add locale.h.
3374 * config.in: Regenerate.
3375 * configure: Regenerate.
3377 2012-04-05 Nick Clifton <nickc@redhat.com>
3379 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
3380 (AM_LC_MESSAGES): Add.
3381 * aclocal.m4: Regenerate.
3382 * config.in: Regenerate.
3383 * configure: Regenerate.
3385 2012-03-21 Cary Coutant <ccoutant@google.com>
3387 * Makefile.am: Add gdb-index.cc, gdb-index.h.
3388 * Makefile.in: Regenerate.
3389 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
3390 (Sized_elf_reloc_mapper::symbol_section): New function.
3391 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
3392 (make_elf_reloc_mapper): New function.
3393 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
3394 (Dwarf_abbrev_table::do_read_abbrevs): New function.
3395 (Dwarf_abbrev_table::do_get_abbrev): New function.
3396 (Dwarf_ranges_table::read_ranges_table): New function.
3397 (Dwarf_ranges_table::read_range_list): New function.
3398 (Dwarf_pubnames_table::read_section): New function.
3399 (Dwarf_pubnames_table::read_header): New function.
3400 (Dwarf_pubnames_table::next_name): New function.
3401 (Dwarf_die::Dwarf_die): New function.
3402 (Dwarf_die::read_attributes): New function.
3403 (Dwarf_die::skip_attributes): New function.
3404 (Dwarf_die::set_name): New function.
3405 (Dwarf_die::set_linkage_name): New function.
3406 (Dwarf_die::attribute): New function.
3407 (Dwarf_die::string_attribute): New function.
3408 (Dwarf_die::int_attribute): New function.
3409 (Dwarf_die::uint_attribute): New function.
3410 (Dwarf_die::ref_attribute): New function.
3411 (Dwarf_die::child_offset): New function.
3412 (Dwarf_die::sibling_offset): New function.
3413 (Dwarf_info_reader::check_buffer): New function.
3414 (Dwarf_info_reader::parse): New function.
3415 (Dwarf_info_reader::do_parse): New function.
3416 (Dwarf_info_reader::do_read_string_table): New function.
3417 (Dwarf_info_reader::lookup_reloc): New function.
3418 (Dwarf_info_reader::get_string): New function.
3419 (Dwarf_info_reader::visit_compilation_unit): New function.
3420 (Dwarf_info_reader::visit_type_unit): New function.
3421 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
3422 Sized_elf_reloc_mapper.
3423 (Sized_dwarf_line_info::symbol_section): Remove function.
3424 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
3425 (Sized_dwarf_line_info::read_line_mappings): Remove object
3426 parameter, adjust callers.
3427 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
3428 * dwarf_reader.h: Include <sys/types.h>.
3429 (class Track_relocs): Remove forward declaration.
3430 (class Elf_reloc_mapper): New class.
3431 (class Sized_elf_reloc_mapper): New class.
3432 (class Dwarf_abbrev_table): New class.
3433 (class Dwarf_range_list): New class.
3434 (class Dwarf_ranges_table): New class.
3435 (class Dwarf_pubnames_table): New class.
3436 (class Dwarf_die): New class.
3437 (class Dwarf_info_reader): New class.
3438 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
3439 (Sized_dwarf_line_info::symbol_section): Remove member function.
3440 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
3442 * gdb-index.cc: New source file.
3443 * gdb-index.h: New source file.
3444 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
3445 and .debug_types sections, call Layout::add_to_gdb_index.
3446 (Sized_relobj_incr::do_section_name): Implement.
3447 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
3448 return type; Implement.
3449 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
3451 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
3452 parameter list and return type.
3453 (Sized_incr_dynobj::do_section_contents): Likewise.
3454 * layout.cc: Include gdb-index.h.
3455 (Layout::Layout): Initialize gdb_index_data_.
3456 (Layout::init_fixed_output_section): Check for .gdb_index section.
3457 (Layout::add_to_gdb_index): New function. Instantiate.
3458 * layout.h: Add forward declaration for class Gdb_index.
3459 (Layout::add_to_gdb_index): New member function.
3460 (Layout::gdb_index_data_): New data member.
3461 * main.cc: Include gdb-index.h.
3462 (main): Print statistics for gdb index.
3463 * object.cc (Object::section_contents): Move code into
3464 do_section_contents.
3465 (need_decompressed_section): Check for sections needed when building
3467 (build_compressed_section_map): Likewise.
3468 (Sized_relobj_file::do_read_symbols): Need local symbols when building
3470 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
3471 sections; call Layout::add_to_gdb_index.
3472 (Sized_relobj_file::do_decompressed_section_contents): Call
3473 do_section_contents directly.
3474 * object.h (Object::do_section_contents): Adjust parameter list and
3476 (Object::do_decompressed_section_contents): Call do_section_contents
3478 (Sized_relobj_file::do_section_contents): Adjust parameter list and
3480 * options.h (class General_options): Add --gdb-index option.
3481 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
3482 list and return type.
3483 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
3484 * reloc.h (Track_relocs::checkpoint): New function.
3485 (Track_relocs::reset): New function.
3487 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
3489 * testsuite/Makefile.in: Regenerate.
3490 * testsuite/gdb_index_test.cc: New test source file.
3491 * testsuite/gdb_index_test_1.sh: New test source file.
3492 * testsuite/gdb_index_test_2.sh: New test source file.
3494 2012-03-19 Doug Kwan <dougkwan@google.com>
3496 * arm.cc (Target_arm::do_define_standard_symbols): New method.
3497 (Target_arm::do_finalize_sections): Remove code which defines
3498 __exidx_start and __exidx_end. Make symbol table parameter
3499 anonymous as it is not used.
3500 * gold.cc (queue_middle_tasks): Call target hook to define any
3501 target-specific symbols.
3502 * target.h (Target::define_standard_symbols): New method.
3503 (Target::do_define_standard_symbols): Same.
3504 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
3505 * testsuite/Makefile.in: Regenerate.
3506 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
3508 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
3509 relocations are generated for __exidx_start and __exidx_end.
3511 2012-03-16 Doug Kwan <dougkwan@google.com>
3513 * testsuite/Makefile.am: Disable test initpri3b.
3514 * testsuite/Makefile.in: Regenerate.
3516 2012-03-15 Doug Kwan <dougkwan@google.com>
3518 * arm.cc (Target_arm::got_section): Make .got section read-only
3521 2012-03-15 Ian Lance Taylor <iant@google.com>
3524 * layout.cc (Layout::make_output_section): Correctly mark
3525 SHT_INIT_ARRAY, et. al., as relro.
3527 2012-03-14 Doug Kwan <dougkwan@google.com>
3529 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
3530 dynamic relocations for protected symbols in shared objects.
3532 2012-03-13 Ian Lance Taylor <iant@google.com>
3534 * resolve.cc (Symbol_table::resolve): When merging common symbols,
3535 keep the larger alignment.
3537 2012-03-12 Cary Coutant <ccoutant@google.com>
3539 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
3540 handling of DW_LNE_define_file.
3542 2012-03-12 Cary Coutant <ccoutant@google.com>
3544 * reduced_debug_output.cc
3545 (Output_reduced_debug_info_section::get_die_end): Add new FORM
3548 2012-02-29 Cary Coutant <ccoutant@google.com>
3550 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
3552 2012-02-29 Cary Coutant <ccoutant@google.com>
3554 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3555 Call Object::decompressed_section_contents.
3556 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
3558 (Sized_dwarf_line_info::buffer_start_): New data member.
3559 * merge.cc (Output_merge_data::do_add_input_section): Call
3560 Object::decompressed_section_contents.
3561 (Output_merge_string::do_add_input_section): Likewise.
3562 * object.cc (need_decompressed_section): New function.
3563 (build_compressed_section_map): Decompress sections needed later.
3564 (Sized_relobj_file::do_decompressed_section_contents): New function.
3565 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3566 * object.h (Object::decompressed_section_contents): New function.
3567 (Object::discard_decompressed_sections): New function.
3568 (Object::do_decompressed_section_contents): New function.
3569 (Object::do_discard_decompressed_sections): New function.
3570 (Compressed_section_info): New type.
3571 (Compressed_section_map): Include decompressed section contents.
3572 (Sized_relobj_file::do_decompressed_section_contents): New function.
3573 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3575 2012-02-16 Cary Coutant <ccoutant@google.com>
3577 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
3578 * testsuite/Makefile.in: Regenerate.
3580 2012-02-14 Cary Coutant <ccoutant@google.com>
3582 * options.cc (General_options::finalize): Disallow -pie and -static.
3584 2012-02-03 Doug Kwan <dougkwan@google.com>
3586 * arm.cc (Arm_relocate_functions::abs8,
3587 Arm_relocate_functions::abs16): Use
3588 Bits::has_signed_unsigned_overflow32.
3589 (Arm_relocate_functions::thm_abs8): Correct range of
3591 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
3594 2012-02-02 Doug Kwan <dougkwan@google.com>
3596 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
3597 position independent outputs, not just shared objects.
3599 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
3601 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
3602 * configure: Regenerated.
3604 2012-01-27 Ian Lance Taylor <iant@google.com>
3606 * reloc.h (Bits): New class with static functions, copied from
3607 namespace utils in arm.cc.
3608 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
3611 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3613 * incremental.cc (write_info_blocks): Correct relocation offset.
3615 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3617 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
3618 (Relocate::tls_gd_to_le): Likewise.
3620 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3622 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
3624 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3626 * configure.ac: Check if -mcmodel=medium works.
3627 * configure: Regenerated.
3629 2012-01-24 Cary Coutant <ccoutant@google.com>
3631 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
3633 (read_unsigned_LEB_128_x): ... this new function.
3634 (read_signed_LEB_128): Replaced with inline definition and ...
3635 (read_signed_LEB_128_x): ... this new function.
3636 * int_encoding.h (read_unsigned_LEB_128_x): New function.
3637 (read_unsigned_LEB_128): Add inline definition.
3638 (read_signed_LEB_128_x): New function.
3639 (read_signed_LEB_128): Add inline definition.
3640 * testsuite/Makefile.am (leb128_unittest): New unit test.
3641 * testsuite/Makefile.in: Regenerate.
3642 * testsuite/leb128_unittest.cc: New unit test.
3644 2012-01-23 Ian Lance Taylor <iant@google.com>
3647 * i386.cc (Target_i386::do_code_fill): When using a jmp
3648 instruction, pad with nop instructions.
3649 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3651 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
3653 * x86_64.cc (gc_process_relocs): Add typename on types used in
3655 (scan_relocs): Likewise.
3656 (relocate_section): Likewise.
3657 (apply_relocation): Likewise.
3659 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
3661 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
3662 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
3665 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
3667 * x86_64.cc: Initial support for x32.
3669 2012-01-03 Cary Coutant <ccoutant@google.com>
3671 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
3672 Use abstract base class for GOT.
3673 * gold/output.h (class Output_data_got_base): New abstract base class.
3674 (class Output_data_got): Derive from new base class, adjust ctors.
3675 (Output_data_got::reserve_slot): Make virtual; rename to
3676 do_reserve_slot; Adjust callers.
3677 * gold/target.h (Sized_target::init_got_plt_for_update): Return
3678 pointer to abstract base class.
3679 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
3681 2011-12-18 Ian Lance Taylor <iant@google.com>
3683 * object.h (Relobj::local_symbol_value): New function.
3684 (Relobj::local_plt_offset): New function.
3685 (Relobj::local_has_got_offset): New function.
3686 (Relobj::local_got_offset): New function.
3687 (Relobj::set_local_got_offset): New function.
3688 (Relobj::do_local_symbol_value): New pure virtual function.
3689 (Relobj::do_local_plt_offset): Likewise.
3690 (Relobj::do_local_has_got_offset): Likewise.
3691 (Relobj::do_local_got_offset): Likewise.
3692 (Relobj::do_set_local_got_offset): Likewise.
3693 (Sized_relobj::do_local_has_got_offset): Rename from
3694 local_has_got_offset.
3695 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
3696 (Sized_relobj::do_set_local_got_offset): Rename from
3697 set_local_got_offset.
3698 (Sized_relobj_file::do_local_plt_offset): Rename from
3700 (Sized_relobj_file::do_local_symbol_value): New function.
3701 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
3703 * output.cc (Output_data_got::Got_entry::write): Change object to
3704 Relobj. Use local_symbol_value.
3705 (Output_data_got::add_global_with_rel): Change rel_dyn to
3706 Output_data_reloc_generic*. Use add_global_generic.
3707 (Output_data_got::add_global_with_rela): Remove. Change all
3708 callers to use add_global_with_rel.
3709 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
3710 Output_data_reloc_generic*. Use add_global_generic.
3711 (Output_data_got::add_global_pair_with_rela): Remove. Change all
3712 callers to use add_global_pair_with_rel.
3713 (Output_data_got::add_local): Change object to Relobj*.
3714 (Output_data_got::add_local_plt): Likewise.
3715 (Output_data_got::add_local_with_rel): Change object to Relobj*,
3716 change rel_dyn to Output_data_reloc_generic*. Use
3718 (Output_data_got::add_local_with_rela): Remove. Change all
3719 callers to use all_local_with_rel.
3720 (Output_data_got::add_local_pair_with_rel): Change object to
3721 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
3722 add_output_section_generic.
3723 (Output_data_got::add_local_pair_with_rela): Remove. Change all
3724 callers to use add_local_pair_with_rel.
3725 (Output_data_got::reserve_local): Change object to Relobj*.
3726 * output.h: (class Output_data_reloc_generic): Add pure virtual
3727 declarations for add_global_generic, add_local_generic,
3728 add_output_section_generic.
3729 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
3730 functions for Output_data_reloc_generic. Update declarations for
3731 changes listed in output.cc.
3732 (class Output_data_got): Change template parameter to got_size.
3733 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
3734 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
3736 (Sized_relobj_incr::do_local_plt_offset): New function.
3737 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
3740 2011-12-17 Cary Coutant <ccoutant@google.com>
3742 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
3743 * resolve.cc (Symbol_table::resolve): Likewise.
3744 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
3746 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3748 2011-12-16 Ian Lance Taylor <iant@google.com>
3750 * output.h (Output_data_reloc_generic::add): Only call
3751 add_dynamic_reloc if this is a dynamic reloc section.
3753 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
3756 * target-reloc.h (apply_relocation): Replace <64, false> with
3759 2011-11-25 Nick Clifton <nickc@redhat.com>
3761 * po/it.po: New Italian translation.
3763 2011-11-17 Sterling Augustine <saugustine@google.com>
3765 * script.cc (script_include_directive): Implement.
3766 (read_script_file): New local variables name and search_path. Update
3767 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
3768 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
3769 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
3771 2011-11-11 Sterling Augustine <saugustine@google.com>
3773 * yyscript.y (section_cmd): Add support for INCLUDE directive.
3774 (file_or_sections_cmd): Likewise.
3776 2011-11-11 Doug Kwan <dougkwan@google.com>
3778 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
3779 if --just-symbols is given.
3781 2011-11-10 Doug Kwan <dougkwan@google.com>
3784 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
3785 when processing data relocs.
3786 * reloc.h (Relocate_functions::rel_unaligned): New method.
3787 (Relocate_functions::pcrel_unaligned): Ditto.
3788 (Relocate_functions::rel32_unaligned): Ditto.
3789 (Relocate_functions::pcrel32_unaligned): Ditto.
3791 2011-11-09 Doug Kwan <dougkwan@google.com>
3794 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
3795 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
3796 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
3797 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3798 (Relocate_functions::rel_unaligned): New.
3799 (Relocate_functions::rel32_unaligned): New.
3800 * target-reloc.h (relocate_for_relocatable): Add code to handle
3801 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3802 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
3803 arm_unaligned_reloc_r): New targets.
3804 * testsuite/Makefile.in: Regenerate.
3805 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
3808 2011-11-02 Ian Lance Taylor <iant@google.com>
3810 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
3812 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
3813 * options.cc (General_options::finalize): Use library search path
3814 from configure script if specified. If not native and no sysroot,
3815 only search TOOLLIBDIR.
3816 * options.h (Search_directory::Search_directory): Change name to
3818 (General_options::add_to_library_path_with_sysroot): Change arg to
3820 * configure, Makefile.in, config.in: Rebuild.
3822 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3824 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
3825 we are working around the ARM1176 Erratum.
3826 * options.h (General_options::fix_arm1176): Add option.
3827 * testsuite/Makefile.am: Add testcases, and keep current ones
3829 * testsuite/Makefile.in: Regenerate.
3830 * testsuite/arm_fix_1176.s: New file.
3831 * testsuite/arm_fix_1176.sh: Likewise.
3833 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3835 * arm.cc (Target_arm::Target_arm): Remove initialisation of
3837 (Target_arm::may_use_blx): Remove method.
3838 (Target_arm::set_may_use_blx): Likewise.
3839 (Target_arm::may_use_v4t_interworking): New method.
3840 (Target_arm::may_use_v5t_interworking): Likewise.
3841 (Target_arm::may_use_blx_): Remove member variable.
3842 (Arm_relocate_functions::arm_branch_common): Check for v5T
3844 (Arm_relocate_functions::thumb_branch_common): Likewise.
3845 (Reloc_stub::stub_type_for_reloc): Likewise.
3846 (Target_arm::do_finalize_sections): Correct interworking checks.
3847 * testsuite/Makefile.am: Add new tests.
3848 * testsuite/Makefile.in: Regenerate.
3849 * testsuite/arm_farcall_arm_arm.s: New test.
3850 * testsuite/arm_farcall_arm_arm.sh: Likewise.
3851 * testsuite/arm_farcall_arm_thumb.s: Likewise.
3852 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
3853 * testsuite/arm_farcall_thumb_arm.s: Likewise.
3854 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
3855 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
3856 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
3858 2011-10-31 Cary Coutant <ccoutant@google.com>
3861 * expression.cc (Expression::eval_with_dot): Add
3862 is_section_dot_assignment parameter.
3863 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
3864 absolute and assigning to dot within a section.
3865 * script-sections.cc
3866 (Output_section_element_assignment::set_section_addresses): Pass
3867 dot_section to set_if_absolute.
3868 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
3869 as is_section_dot_assignment flag to eval_with_dot.
3870 (Output_section_element_dot_assignment::set_section_addresses):
3872 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
3873 parameter. Also set value if relative to dot_section; set the
3874 symbol's output_section.
3875 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
3876 parameter. Adjust all callers.
3877 (Expression::eval_maybe_dot): Likewise.
3878 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
3880 * testsuite/script_test_2.t: Test assignment of an absolute value
3881 to dot within an output section element.
3883 2011-10-31 Cary Coutant <ccoutant@google.com>
3885 * options.h (class General_options): Add --[no-]gnu-unique options.
3886 * symtab.cc (Symbol_table::sized_write_globals): Convert
3887 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
3889 2011-10-31 Cary Coutant <ccoutant@google.com>
3892 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
3893 unnecessary assertion.
3894 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
3896 2011-10-31 Sriraman Tallam <tmsriram@google.com>
3898 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3900 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3902 Change to just keep the section associated with symbol.
3903 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
3904 they are externally visible and --export-dynamic is turned on.
3905 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
3907 2011-10-19 Ian Lance Taylor <iant@google.com>
3910 * script-sections.cc
3911 (Output_section_element_dot_assignment::needs_output_section): New
3914 2011-10-19 Ian Lance Taylor <iant@google.com>
3917 * layout.cc (Layout::segment_precedes): Don't assert failure if a
3918 --section-start option was seen.
3919 * options.h (General_options::any_section_start): New function.
3921 2011-10-18 David S. Miller <davem@davemloft.net>
3924 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
3925 member to track relocation locations that have moved during TLS
3926 reloc optimizations.
3927 (Target_sparc::Relocate::Relocate): Initialize to NULL.
3928 (Target_sparc::Relocate::relocate): Adjust view down by 4
3929 bytes if it matches reloc_adjust_addr_.
3930 (Target_sparc::Relocate::relocate_tls): Always move the
3931 __tls_get_addr call delay slot instruction forward 4 bytes when
3932 performing relaxation.
3934 2011-10-18 Cary Coutant <ccoutant@google.com>
3936 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
3937 (Output_file::map_no_anonymous): Check for non-zero
3938 return code from posix_fallocate.
3940 2011-10-17 Cary Coutant <ccoutant@google.com>
3943 * plugin.cc (is_visible_from_outside): Check for symbols
3944 referenced from dynamic objects.
3945 * resolve.cc (Symbol_table::resolve): Don't count references
3946 from dynamic objects as references from real ELF files.
3947 * testsuite/plugin_test_2.sh: Adjust expected result.
3949 2011-10-17 Cary Coutant <ccoutant@google.com>
3951 * gold.cc: Include timer.h.
3952 (queue_middle_tasks): Stamp time.
3953 (queue_final_tasks): Likewise.
3954 * main.cc (main): Store timer in parameters. Print timers
3956 * parameters.cc (Parameters::Parameters): Initialize timer_.
3957 (Parameters::set_timer): New function.
3958 (set_parameters_timer): New function.
3959 * parameters.h (Parameters::set_timer): New function.
3960 (Parameters::timer): New function.
3961 (Parameters::timer_): New data member.
3962 (set_parameters_timer): New function.
3963 * timer.cc (Timer::stamp): New function.
3964 (Timer::get_pass_time): New function.
3965 * timer.h (Timer::stamp): New function.
3966 (Timer::get_pass_time): New function.
3967 (Timer::pass_times_): New data member.
3969 2011-10-17 Cary Coutant <ccoutant@google.com>
3971 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
3972 task for members of lib groups.
3974 2011-10-17 Cary Coutant <ccoutant@google.com>
3977 * fileread.cc (File_read::find_view): Add assert.
3978 (File_read::make_view): Move bounds check (replace with assert)...
3979 (File_read::find_or_make_view): ... to here.
3981 2011-10-12 Cary Coutant <ccoutant@google.com>
3983 * output.cc (Output_file::open_base_file): Handle case where
3984 ::read returns less than requested size.
3986 2011-10-10 Cary Coutant <ccoutant@google.com>
3988 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
3989 Initialize defined_count_.
3990 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
3991 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
3992 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
3993 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
3994 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
3995 * incremental.h (Sized_relobj_incr::defined_count_): New data
3997 (Sized_incr_dynobj::defined_count_): New data member.
3998 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
3999 Return zeroes instead of internal error.
4001 2011-10-10 Cary Coutant <ccoutant@google.com>
4004 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
4005 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4006 * output.h (class Output_reloc): Add use_plt_offset flag.
4007 (Output_reloc::type_): Adjust size of bit field.
4008 (Output_reloc::use_plt_offset_): New bit field.
4009 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
4010 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
4011 flag. Adjust all callers.
4012 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
4013 creating RELATIVE relocations.
4015 2011-10-10 Nick Clifton <nickc@redhat.com>
4017 * po/es.po: Updated Spanish translation.
4018 * po/fi.po: Updated Finnish translation.
4020 2011-10-03 Diego Novillo <dnovillo@google.com>
4022 * options.cc (parse_uint): Fix dereference of RETVAL.
4024 2011-09-29 Sriraman Tallam <tmsriram@google.com>
4026 * layout.h (section_order_map_): New member.
4027 (get_section_order_map): New member function.
4028 * output.cc (Output_section::add_input_section): Check for patterns
4029 only when --section-ordering-file is specified.
4030 * gold.cc (queue_middle_tasks): Delay updating order of sections till
4031 output_sections have been formed.
4032 * layout.cc (Layout_Layout): Initialize section_order_map_.
4033 * plugin.cc (update_section_order): Store order in order_map. Do not
4035 * testsuite/Makefile.am: Add test case for plugin_final_layout.
4036 * testsuite/Makefile.in: Regenerate.
4037 * testsuite/plugin_section_order.c: New file.
4038 * testsuite/plugin_final_layout.cc: New file.
4039 * testsuite/plugin_final_layout.sh: New file.
4041 2011-09-29 Cary Coutant <ccoutant@google.com>
4043 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4045 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
4046 symbols during incremental update.
4047 (Symbol_table::add_from_dynobj): Likewise.
4049 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4050 Ian Lance Taylor <iant@google.com>
4052 * symtab.cc (Symbol_table::define_special_symbol): Always
4053 canonicalize version string.
4055 2011-09-26 Cary Coutant <ccoutant@google.com>
4057 * gold.cc (queue_initial_tasks): Move option checks ...
4058 * options.cc (General_options::finalize): ... to here. Disable
4059 some options; make others fatal.
4061 2011-09-26 Cary Coutant <ccoutant@google.com>
4064 * plugin.cc (get_symbols_v2): New function.
4065 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
4066 (is_referenced_from_outside): New function.
4067 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
4068 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
4069 (get_symbols): Pass version parameter.
4070 (get_symbols_v2): New function.
4071 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
4073 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
4074 (onload): Add LDPT_GET_SYMBOLS_V2.
4075 (all_symbols_read_hook): Use get_symbols_v2; check for
4076 LDPR_PREVAILING_DEF_IRONLY_EXP.
4077 * testsuite/plugin_test_3.sh: Update expected results.
4079 2011-09-23 Simon Baldwin <simonb@google.com>
4081 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
4082 configuration options.
4083 * configure: Regenerate.
4084 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
4085 * Makefile.in: Regenerate.
4086 * testsuite/Makefile.in: Regenerate.
4088 2011-09-19 Sriraman Tallam <tmsriram@google.com>
4090 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
4092 2011-09-19 Cary Coutant <ccoutant@google.com>
4094 * incremental.cc (can_incremental_update): Fix typo in comment.
4095 * incremental.h (can_incremental_update): Likewise.
4097 2011-09-18 Cary Coutant <ccoutant@google.com>
4099 * incremental.cc (can_incremental_update): New function.
4100 * incremental.h (can_incremental_update): New function.
4101 * layout.cc (Layout::init_fixed_output_section): Call it.
4102 (Layout::make_output_section): Don't allow patch space in .eh_frame.
4103 * object.cc (Sized_relobj_file::do_layout): Call
4104 can_incremental_update.
4106 2011-09-13 Cary Coutant <ccoutant@google.com>
4108 * configure.ac: Check for glibc support for gnu_indirect_function
4109 support with static linking, setting automake conditional
4111 * Makefile.in: Regenerate.
4112 * configure: Regenerate.
4114 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
4115 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
4117 * testsuite/Makefile.in: Regenerate.
4119 2011-09-13 Cary Coutant <ccoutant@google.com>
4121 * incremental.cc (Sized_relobj_incr::do_layout): Call
4122 report_comdat_group for kept comdat sections.
4123 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
4124 * testsuite/Makefile.in: Regenerate.
4125 * testsuite/incr_comdat_test_1.cc: New source file.
4126 * testsuite/incr_comdat_test_2_v1.cc: New source file.
4127 * testsuite/incr_comdat_test_2_v2.cc: New source file.
4128 * testsuite/incr_comdat_test_2_v3.cc: New source file.
4130 2011-09-13 Ian Lance Taylor <iant@google.com>
4132 * object.cc (Sized_relobj_file::do_layout): Remove unused local
4133 variable external_symbols_offset.
4135 2011-09-12 Ian Lance Taylor <iant@google.com>
4137 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
4138 triggered if object has no symbols.
4140 2011-09-09 David S. Miller <davem@davemloft.net>
4142 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
4143 (Output_fill_debug_line::do_write): Likewise.
4145 2011-08-29 Cary Coutant <ccoutant@google.com>
4147 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
4148 casts to match formatting specs.
4149 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
4151 2011-08-26 Cary Coutant <ccoutant@google.com>
4153 * layout.cc (Free_list::allocate): Provide guarantee of minimum
4154 remaining hole size when allocating.
4155 (Layout::make_output_section): Set fill methods for debug sections.
4156 * layout.h (Free_list::Free_list_node): Move from private to
4158 (Free_list::set_min_hole_size): New function.
4159 (Free_list::begin, Free_list::end): New functions.
4160 (Free_list::min_hole_): New data member.
4161 * output.cc: Include dwarf.h.
4162 (Output_fill_debug_info::do_minimum_hole_size): New function.
4163 (Output_fill_debug_info::do_write): New function.
4164 (Output_fill_debug_line::do_minimum_hole_size): New function.
4165 (Output_fill_debug_line::do_write): New function.
4166 (Output_section::Output_section): Initialize new data member.
4167 (Output_section::set_final_data_size): Ensure patch space is larger
4168 than minimum hole size.
4169 (Output_section::do_write): Fill holes in debug sections.
4170 * output.h (Output_fill): New class.
4171 (Output_fill_debug_info): New class.
4172 (Output_fill_debug_line): New class.
4173 (Output_section::set_free_space_fill): New function.
4174 (Output_section::free_space_fill_): New data member.
4175 * testsuite/Makefile.am (incremental_test_3): Add
4176 --incremental-patch option.
4177 (incremental_test_4): Likewise.
4178 (incremental_test_5): Likewise.
4179 (incremental_test_6): Likewise.
4180 (incremental_copy_test): Likewise.
4181 (incremental_common_test_1): Likewise.
4182 * testsuite/Makefile.in: Regenerate.
4184 2011-08-26 Nick Clifton <nickc@redhat.com>
4186 * po/es.po: Updated Spanish translation.
4188 2011-08-01 Cary Coutant <ccoutant@google.com>
4190 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
4191 * gold/testsuite/Makefile.in: Regenerate.
4192 * gold/testsuite/justsyms_exec.c: New source file.
4193 * gold/testsuite/justsyms_lib.c: New source file.
4195 2011-08-01 Cary Coutant <ccoutant@google.com>
4197 * layout.cc (Layout::set_segment_offsets): Don't realign text
4198 segment if -Ttext was specified.
4199 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
4201 * object.h (Sized_relobj_file::e_type): New function.
4202 (Sized_relobj_file::e_type_): New data member.
4203 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
4204 base address for ET_EXEC files.
4205 * target.cc (Target::do_make_elf_object_implementation): Allow
4206 ET_EXEC files with --just-symbols option.
4208 2011-07-28 Cary Coutant <ccoutant@google.com>
4210 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
4211 Add thread_number parameter.
4212 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
4213 * workqueue-threads.cc
4214 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
4215 current thread if its thread number is greater than desired thread
4217 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
4218 Add thread_number parameter.
4219 (Workqueue::should_cancel_thread): Likewise.
4220 (Workqueue::find_runnable_or_wait): Pass thread_number to
4221 should_cancel_thread.
4222 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
4225 2011-07-22 Sriraman Tallam <tmsriram@google.com>
4227 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
4228 only after checking if it cannot be forced local.
4229 * symtab.h (is_externally_visible): Check if the symbol is not forced
4232 2011-07-15 Ian Lance Taylor <iant@google.com>
4234 * options.h (class General_options): Add --print-output-format.
4235 Move -EL next to -EB, for better --help output.
4236 * target-select.cc: Include <cstdio>, "options.h", and
4238 (Target_selector::do_target_bfd_name): New function.
4239 (print_output_format): New function.
4240 * target-select.h (class Target_selector): Update declarations.
4241 (Target_selector::target_bfd_name): New function.
4242 (print_output_format): Declare.
4243 * main.cc: Include "target-select.h".
4244 (main): Handle --print-output-format.
4245 * gold.cc: Include "target-select.h".
4246 (queue_initial_tasks): Handle --print-output-format when there are
4248 * parameters.cc (parameters_force_valid_target): Give a better
4249 error message if -EB/-EL does not match target.
4250 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
4253 2011-07-15 Ian Lance Taylor <iant@google.com>
4255 * i386.cc (class Output_data_plt_i386): Add layout_ field.
4256 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
4257 (Output_data_plt_i386::do_write): Write address of .dynamic
4258 section to first entry in .got.plt section.
4259 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
4260 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
4262 (Output_data_plt_x86_64::do_write): Write address of .dynamic
4263 section to first entry in .got.plt section.
4264 * layout.h (Layout::dynamic_section): New function.
4266 2011-07-13 Sriraman Tallam <tmsriram@google.com>
4268 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
4270 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
4271 input_section_position_, and input_section_glob_.
4272 (read_layout_from_file): Call function section_ordering_specified.
4273 * layout.h (is_section_ordering_specified): New function.
4274 (section_ordering_specified): New function.
4275 (section_ordering_specified_): New boolean member.
4276 * main.cc(main): Call load_plugins after layout object is defined.
4277 * output.cc (Output_section::add_input_section): Use
4278 function section_ordering_specified to check if section ordering is
4280 * output.cc (Output_section::add_relaxed_input_section): Use
4281 function section_ordering_specified to check if section ordering is
4283 (Output_section::update_section_layout): New function.
4284 (Output_section::sort_attached_input_sections): Check if input section
4286 * output.h (Output_section::update_section_layout): New function.
4287 * plugin.cc (get_section_count): New function.
4288 (get_section_type): New function.
4289 (get_section_name): New function.
4290 (get_section_contents): New function.
4291 (update_section_order): New function.
4292 (allow_section_ordering): New function.
4293 (Plugin::load): Add the new interfaces to the transfer vector.
4294 (Plugin_manager::load_plugins): New parameter.
4295 (Plugin_manager::all_symbols_read): New parameter.
4296 (Plugin_manager::claim_file): New parameter. Save the elf object for
4298 (Plugin_manager::get_elf_object): New function.
4299 (Plugin_manager::get_view): Change to directly use the bool to check
4300 if get_view is called from claim_file_hook.
4301 * plugin.h (input_objects): New function
4302 (Plugin__manager::load_plugins): New parameter.
4303 (Plugin_manager::claim_file): New parameter.
4304 (Plugin_manager::get_elf_object): New function.
4305 (Plugin_manager::in_claim_file_handler): New function.
4306 (Plugin_manager::in_claim_file_handler_): New member.
4307 (layout): New function.
4308 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
4309 handler with an extra parameter. Make the elf object before calling
4311 * testsuite/plugin_test.c (get_section_count): New function pointer.
4312 (get_section_type): New function pointer.
4313 (get_section_name): New function pointer.
4314 (get_section_contents): New function pointer.
4315 (update_section_order): New function pointer.
4316 (allow_section_ordering): New function pointer.
4317 (onload): Check if the new interfaces exist.
4319 2011-07-13 Ian Lance Taylor <iant@google.com>
4321 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
4323 * x86_64.cc (Target_x86_64::got_section): Likewise.
4324 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
4325 (relro_now_test_SOURCES): New variable.
4326 (relro_now_test_DEPENDENCIES): New variable.
4327 (relro_now_test_LDFLAGS): New variable.
4328 (relro_now_test_LDADD): New variable.
4329 (relro_now_test.so): New target.
4330 * testsuite/Makefile.in: Rebuild.
4332 2011-07-12 Ian Lance Taylor <iant@google.com>
4335 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
4336 GLOB_DAT relocation rather than a RELATIVE relocation for a
4337 protected symbol when creating a shared library.
4338 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4339 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
4340 * testsuite/protected_main_1.cc (main): Test that protected
4341 function has same address.
4343 2011-07-11 Ian Lance Taylor <iant@google.com>
4346 * options.h (class General_options): Add -Bgroup.
4347 * options.cc (General_options::finalize): If -Bgroup is set,
4348 default to --unresolved-symbols=report-all.
4349 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
4350 * target-reloc.h (issue_undefined_symbol_error): Handle
4351 --unresolved-symbols=report-all.
4353 2011-07-08 Ian Lance Taylor <iant@google.com>
4356 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
4357 if linker script discards key sections.
4358 (Layout::create_dynamic_symtab): Likewise.
4359 (Layout::assign_local_dynsym_offsets): Likewise.
4360 (Layout::sized_create_version_sections): Likewise.
4361 (Layout::create_interp): Likewise.
4362 (Layout::finish_dynamic_section): Likewise.
4363 (Layout::set_dynamic_symbol_size): Likewise.
4365 2011-07-08 Ian Lance Taylor <iant@google.com>
4368 * options.h (class General_options): Add --unresolved-symbols.
4369 * target-reloc.h (issue_undefined_symbol_error): Check
4370 --unresolved-symbols. Add comments.
4372 2011-07-08 Ian Lance Taylor <iant@google.com>
4374 * testsuite/odr_violation2.cc (Ordering::operator()): Make
4375 expression more complex.
4377 2011-07-08 Ian Lance Taylor <iant@google.com>
4380 * target-reloc.h (issue_undefined_symbol_error): New inline
4381 function, broken out of relocate_section.
4382 (relocate_section): Call issue_undefined_symbol_error.
4383 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
4384 there is no TLS segment if we are about to issue an undefined
4386 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
4388 2011-07-08 Ian Lance Taylor <iant@google.com>
4391 * resolve.cc (Symbol_table::should_override): Add fromtype
4392 parameter. Change all callers. Give error when linking together
4393 TLS and non-TLS symbol.
4394 (Symbol_table::should_override_with_special): Add fromtype
4395 parameter. Change all callers.
4396 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
4397 there is no TLS segment if we have reported some errors.
4398 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
4400 2011-07-08 Ian Lance Taylor <iant@google.com>
4403 * target.h (Target::plt_address_for_global): New function.
4404 (Target::plt_address_for_local): New function.
4405 (Target::plt_section_for_global): Remove.
4406 (Target::plt_section_for_local): Remove.
4407 (Target::do_plt_address_for_global): New virtual function.
4408 (Target::do_plt_address_for_local): New virtual function.
4409 (Target::do_plt_section_for_global): Remove.
4410 (Target::do_plt_section_for_local): Remove.
4411 (Target::register_global_plt_entry): Add Symbol_table and Layout
4413 * output.cc (Output_data_got::Got_entry::write): Use
4414 plt_address_for_global and plt_address_for_local.
4415 * layout.cc (Layout::add_target_dynamic_tags): Use size and
4416 address of output section.
4417 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
4418 got_irelative_, and irelative_count_ fields. Update
4420 (Output_data_plt_i386::has_irelative_section): New function.
4421 (Output_data_plt_i386::entry_count): Add irelative_count_.
4422 (Output_data_plt_i386::set_final_data_size): Likewise.
4423 (class Target_i386): Add got_irelative_ and rel_irelative_
4424 fields. Update declarations.
4425 (Target_i386::Target_i386): Initialize new fields.
4426 (Target_i386::do_plt_address_for_global): New function replacing
4427 do_plt_section_for_global.
4428 (Target_i386::do_plt_address_for_local): New function replacing
4429 do_plt_section_for_local.
4430 (Target_i386::got_section): Create got_irelative_.
4431 (Target_i386::rel_irelative_section): New function.
4432 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
4433 fields. Don't define __rel_iplt_{start,end}.
4434 (Output_data_plt_i386::add_entry): Add symtab and layout
4435 parameters. Change all callers. Use different PLT and GOT for
4437 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
4438 layout parameters. Change all callers. Use different PLT and
4440 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
4441 (Output_data_plt_i386::rel_irelative): New function.
4442 (Output_data_plt_i386::address_for_global): New function.
4443 (Output_data_plt_i386::address_for_local): New function.
4444 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
4445 IRELATIVE GOT when changing IFUNC GOT entries.
4446 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
4448 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
4449 if we didn't create an IRELATIVE GOT.
4450 (Target_i386::Relocate::relocate): Use plt_address_for_global and
4451 plt_address_for_local.
4452 (Target_i386::do_dynsym_value): Use plt_address_for_global.
4453 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
4454 got_irelative_, and irelative_count_ fields. Update
4456 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
4457 Initialize new fields. Remove symtab parameter. Change all
4459 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
4461 (Output_data_plt_x86_64::has_irelative_section): New function.
4462 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
4463 (class Target_x86_64): Add got_irelative_ and rel_irelative_
4464 fields. Update declarations.
4465 (Target_x86_64::Target_x86_64): Initialize new fields.
4466 (Target_x86_64::do_plt_address_for_global): New function replacing
4467 do_plt_section_for_global.
4468 (Target_x86_64::do_plt_address_for_local): New function replacing
4469 do_plt_section_for_local.
4470 (Target_x86_64::got_section): Create got_irelative_.
4471 (Target_x86_64::rela_irelative_section): New function.
4472 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
4473 all callers. Don't create __rel_iplt_{start,end}.
4474 (Output_data_plt_x86_64::add_entry): Add symtab and layout
4475 parameters. Change all callers. Use different PLT and GOT for
4477 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
4478 layout parameters. Change all callers. Use different PLT and
4480 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
4481 parameters. Change all callers. Use different PLT and GOT for
4483 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
4484 (Output_data_plt_x86_64::rela_irelative): New function.
4485 (Output_data_plt_x86_64::address_for_global): New function.
4486 (Output_data_plt_x86_64::address_for_local): New function.
4487 (Output_data_plt_x86_64::set_final_data_size): Likewise.
4488 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
4489 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
4490 (Target_x86_64::register_global_plt_entry): Add symtab and layout
4492 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
4494 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
4495 symbols if we didn't create an IRELATIVE GOT.
4496 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
4497 plt_address_for_local.
4498 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
4499 * testsuite/ifuncvar1.c: New test file.
4500 * testsuite/ifuncvar2.c: New test file.
4501 * testsuite/ifuncvar3.c: New test file.
4502 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
4503 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
4504 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
4505 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
4506 * testsuite/Makefile.in: Rebuild.
4508 2011-07-07 Cary Coutant <ccoutant@google.com>
4510 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
4511 (two_file_test_1_ndebug.o): Likewise.
4512 (two_file_test_1b_ndebug.o): Likewise.
4513 (two_file_test_2_ndebug.o): Likewise.
4514 (two_file_test_main_ndebug.o): Likewise.
4515 (incremental_test_2): Link with no-debug versions.
4517 2011-07-06 Cary Coutant <ccoutant@google.com>
4519 * gold/incremental.cc
4520 (Output_section_incremental_inputs::write_info_blocks): Check for
4521 hidden and internal symbols.
4523 2011-07-06 Cary Coutant <ccoutant@google.com>
4525 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
4526 Check disposition for startup file.
4527 (Incremental_inputs::report_command_line): Ignore
4528 --incremental-startup-unchanged option.
4529 * options.cc (General_options::parse_incremental_startup_unchanged):
4531 (General_options::General_options): Initialize new data member.
4532 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
4533 (General_options): Add --incremental-startup-unchanged option.
4534 (General_options::incremental_startup_disposition): New function.
4535 (General_options::incremental_startup_disposition_): New data member.
4537 2011-07-06 Cary Coutant <ccoutant@google.com>
4539 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
4540 input file index to Script_info ctor.
4541 (Sized_incremental_binary::do_file_has_changed): Find the
4542 command-line argument for files named in scripts.
4543 * incremental.h (Script_info::Script_info): New ctor
4544 with input file index.
4545 (Script_info::input_file_index): New function.
4546 (Script_info::input_file_index_): New data member.
4547 (Incremental_binary::get_library): Add const.
4548 (Incremental_binary::get_script_info): Add const.
4549 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
4550 * testsuite/Makefile.am (incremental_test_5): New test case.
4551 (incremental_test_6): New test case.
4552 * testsuite/Makefile.in: Regenerate.
4554 2011-07-06 Cary Coutant <ccoutant@google.com>
4556 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
4557 debug output when command lines differ.
4559 2011-07-06 Cary Coutant <ccoutant@google.com>
4561 * incremental.cc (Incremental_inputs::report_command_line): Ignore
4562 --incremental-patch option.
4563 * layout.cc (Free_list::allocate): Extend allocation beyond original
4565 (Layout::make_output_section): Mark sections that should get
4567 * options.cc (parse_percent): New function.
4568 * options.h (parse_percent): New function.
4569 (DEFINE_percent): New macro.
4570 (General_options): Add --incremental-patch option.
4571 * output.cc (Output_section::Output_section): Initialize new data
4573 (Output_section::add_input_section): Print section name when out
4575 (Output_section::add_output_section_data): Likewise.
4576 (Output_section::set_final_data_size): Add patch space when
4577 doing --incremental-full.
4578 (Output_section::do_reset_address_and_file_offset): Remove patch
4580 (Output_segment::set_section_list_addresses): Print debug output
4581 only if --incremental-update.
4582 * output.h (Output_section::set_is_patch_space_allowed): New function.
4583 (Output_section::is_patch_space_allowed_): New data member.
4584 (Output_section::patch_space_): New data member.
4585 * parameters.cc (Parameters::incremental_full): New function.
4586 * parameters.h (Parameters::incremental_full): New function
4587 * testsuite/Makefile.am (incremental_test_2): Add test for
4588 --incremental-patch option.
4589 * testsuite/Makefile.in: Regenerate.
4590 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
4591 (t18): Remove function body.
4593 2011-07-05 Doug Kwan <dougkwan@google.com>
4596 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
4597 Arm_Address type for relocation result.
4598 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
4600 (Arm_relocate_functions::abs32): Use unaligned access.
4601 (Arm_relocate_functions::rel32): Ditto.
4602 (Arm_relocate_functions::prel31): Ditto.
4603 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
4604 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
4605 static data relocations.
4606 * testsuite/Makefile.in: Regnerate.
4607 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
4609 2011-07-05 Ian Lance Taylor <iant@google.com>
4612 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
4613 symbols if necessary.
4614 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4616 2011-07-05 Ian Lance Taylor <iant@google.com>
4619 * resolve.cc (Symbol::override_base_with_special): Simply override
4620 version with special symbol version, ignoring previous version.
4622 2011-07-05 Ian Lance Taylor <iant@google.com>
4624 * object.cc (Sized_relobj_file::include_section_group): Add
4625 information to comment about signature location.
4627 2011-07-02 Ian Lance Taylor <iant@google.com>
4630 * options.h (class General_options): Add -f and -F.
4631 * options.cc (General_options::finalize): Fatal error if -f/-F
4632 are used without -shared.
4633 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
4635 2011-07-02 Ian Lance Taylor <iant@google.com>
4637 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
4639 2011-07-01 Ian Lance Taylor <iant@google.com>
4643 * resolve.cc (Symbol::override_base_with_special): Don't override
4644 the version if the overriding symbol has a different name.
4645 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
4646 all callers. If we give an error about an undefined version,
4647 define the base version if necessary.
4648 * dynobj.h (class Versions): Update declaration.
4649 * testsuite/weak_alias_test_5.cc: New file.
4650 * testsuite/weak_alias_test.script: New file.
4651 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
4652 and versioned_alias have the right value, and call t2.
4653 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
4654 weak_alias_test_5.so.
4655 (weak_alias_test_LDADD): Likewise.
4656 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
4657 * testsuite/Makefile.in: Rebuild.
4659 2011-07-01 Ian Lance Taylor <iant@google.com>
4662 * options.h (class General_options): Support -z notext.
4663 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
4665 (two_file_shared_nonpic.so): Likewise.
4666 (two_file_shared_mixed.so): Likewise.
4667 (two_file_shared_mixed_1.so): Likewise.
4668 (weak_undef_lib_nonpic.so): Likewise.
4669 (alt/weak_undef_lib_nonpic.so): Likewise.
4670 (tls_test_shared_nonpic.so): Likewise.
4671 * testsuite/Makefile.in: Rebuild.
4673 2011-07-01 Ian Lance Taylor <iant@google.com>
4676 * configure.ac: Test whether static linking works, setting
4677 the automake conditional HAVE_STATIC.
4678 * testsuite/Makefile.am: Disable tests using -static if
4679 HAVE_STATIC is not true.
4680 * configure, testsuite/Makefile.in: Rebuild.
4682 2011-07-01 Ian Lance Taylor <iant@google.com>
4685 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
4686 Assert if we see DW_EH_PE_indirect.
4687 * target.h (Target::ehframe_datarel_base): New function.
4688 (Target::do_ehframe_datarel_base): New target function.
4689 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
4690 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
4693 2011-07-01 Ian Lance Taylor <iant@google.com>
4696 * options.h (class General_options): Add
4697 --ld-generated-unwind-info.
4698 * ehframe.cc (Fde::write): Add address parameter. Change all
4699 callers. If associated with PLT, fill in address and size.
4700 (Cie::set_output_offset): Only add merge mapping if there is an
4702 (Cie::write): Add address parameter. Change all callers.
4703 (Eh_frame::add_ehframe_for_plt): New function.
4704 * ehframe.h (class Fde): Update declarations. Move shndx_ and
4705 input_offset_ fields into union u_, with new plt field.
4706 (Fde::Fde): Adjust for new union field.
4707 (Fde::Fde) [Output_data version]: New constructor.
4708 (Fde::add_mapping): Only add merge mapping if there is an object.
4709 (class Cie): Update declarations.
4710 (class Eh_frame): Declare add_ehframe_for_plt.
4711 * layout.cc (Layout::layout_eh_frame): Break out code into
4712 make_eh_frame_section, and call it.
4713 (Layout::make_eh_frame_section): New function.
4714 (Layout::add_eh_frame_for_plt): New function.
4715 * layout.h (class Layout): Update declarations.
4716 * merge.cc (Merge_map::add_mapping): Add assertion.
4717 * i386.cc: Include "dwarf.h".
4718 (class Output_data_plt_i386): Make first_plt_entry,
4719 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
4720 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4721 and plt_eh_frame_fde.
4722 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
4723 boundary. Call add_eh_frame_for_plt if appropriate.
4724 * x86_64.cc: Include "dwarf.h".
4725 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
4726 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
4727 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4728 and plt_eh_frame_fde.
4729 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
4732 2011-06-29 Ian Lance Taylor <iant@google.com>
4735 * object.cc (Sized_relobj_file::layout_section): Change shdr
4736 parameter to be const.
4737 (Sized_relobj_file::layout_eh_frame_section): New function, broken
4739 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
4740 appropriate. Call layout_eh_frame_section.
4741 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
4743 * object.h (class Sized_relobj_file): Update declarations.
4745 2011-06-29 Ian Lance Taylor <iant@google.com>
4748 * script.cc (Token::integer_value): Accept trailing M/m/K/k
4750 (Lex::gather_token): Accept trailing M/m/K/k for integers.
4752 2011-06-29 Ian Lance Taylor <iant@google.com>
4755 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
4757 * layout.cc (Layout::layout_eh_frame): Likewise.
4759 2011-06-29 Ian Lance Taylor <iant@google.com>
4762 * layout.cc (Layout::symtab_section_shndx): New function.
4763 * layout.h (class Layout): Declare symtab_section_shndx.
4764 * output.cc (Output_section::write_header): Call it.
4766 2011-06-29 Ian Lance Taylor <iant@google.com>
4769 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
4770 symbols which are not used in a relocation.
4772 2011-06-28 Ian Lance Taylor <iant@google.com>
4775 * layout.cc (Layout::segment_precedes): Don't crash if a linker
4776 script create indistinguishable segments.
4777 (Layout::set_segment_offsets): Use stable_sort when sorting
4778 segments. Pass this to Compare_segments constructor.
4779 * layout.h (class Layout): Make segment_precedes non-static.
4780 (class Compare_segments): Change from struct to class. Add
4781 layout_ field. Add constructor.
4782 * script-sections.cc
4783 (Script_sections::attach_sections_using_phdrs_clause): Rename
4784 local orphan to is_orphan. Don't report failure to put empty
4785 section in segment. On attachment failure, report name of
4786 section, and attach to first PT_LOAD segment.
4788 2011-06-28 Ian Lance Taylor <iant@google.com>
4791 * target-select.cc (Target_selector::Target_selector): Add
4792 emulation parameter. Change all callers.
4793 (select_target_by_bfd_name): Rename from select_target_by_name.
4795 (select_target_by_emulation): New function.
4796 (supported_emulation_names): New function.
4797 * target-select.h (class Target_selector): Add emulation_ field.
4798 Update declarations.
4799 (Target_selector::recognize_by_bfd_name): Rename from
4800 recognize_by_name. Change all callers.
4801 (Target_selector::supported_bfd_names): Rename from
4802 supported_names. Change all callers.
4803 (Target_selector::recognize_by_emulation): New function.
4804 (Target_selector::supported_emulations): New function.
4805 (Target_selector::emulation): New function.
4806 (Target_selector::do_recognize_by_bfd_name): Rename from
4807 do_recognize_by_name. Change all callers.
4808 (Target_selector::do_supported_bfd_names): Rename from
4809 do_supported_names. Change all callers.
4810 (Target_selector::do_recognize_by_emulation): New function.
4811 (Target_selector::do_supported_emulations): New function.
4812 (select_target_by_bfd_name): Change name in declaration.
4813 (select_target_by_emulation): Declare.
4814 (supported_emulation_names): Declare.
4815 * parameters.cc (parameters_force_valid_target): Try to find
4816 target based on emulation from -m option.
4817 * options.h (class General_options): Change doc string for -m.
4818 * options.cc (help): Print emulations.
4819 (General_options::parse_V): Likewise.
4820 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
4821 Add emulation parameter. Change all callers.
4823 2011-06-28 Ian Lance Taylor <iant@google.com>
4825 * target.h (class Target): Add osabi_ field.
4826 (Target::osabi): New function.
4827 (Target::set_osabi): New function.
4828 (Target::Target): Initialize osabi_.
4829 (Target::do_adjust_elf_header): Make pure virtual.
4830 (Sized_target::do_adjust_elf_header): Declare.
4831 * target.cc (Sized_target::do_adjust_elf_header): New function.
4832 (class Sized_target): Instantiate all versions.
4833 * freebsd.h (class Target_freebsd): Remove.
4834 (Target_selector_freebsd::do_recognize): Call set_osabi on
4836 (Target_selector_freebsd::do_recognize_by_name): Likewise.
4837 (Target_selector_freebsd::set_osabi): Remove.
4838 * i386.cc (class Target_i386): Inherit from Sized_target rather
4839 than Target_freebsd.
4840 * x86_64.cc (class Target_x86_64): Likewise.
4842 2011-06-28 Ian Lance Taylor <iant@google.com>
4844 * target.h (Target::can_check_for_function_pointers): Rewrite.
4846 (Target::can_icf_inline_merge_sections): Likewise.
4847 (Target::section_may_have_icf_unsafe_poineters): Likewise.
4848 (Target::Target_info): Add can_icf_inline_merge_sections field.
4849 (Target::do_can_check_for_function_pointers): New virtual
4851 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
4852 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
4853 from can_check_for_function_pointers, move in file.
4854 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
4855 section_may_have_icf_unsafe_poineters, move in file.
4856 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
4857 * i386.cc (Target_i386::do_can_check_for_function_pointers):
4858 Rename from can_check_for_function_pointers, move in file.
4859 (Target_i386::can_icf_inline_merge_sections): Remove.
4860 (Target_i386::i386_info): Initialize
4861 can_icf_inline_merge_sections.
4862 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4863 Initialize can_icf_inline_merge_sections.
4864 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
4865 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
4866 Rename from can_check_for_function_pointers, move in file.
4867 (Target_x86_64::can_icf_inline_merge_sections): Remove.
4868 (Target_x86_64::x86_64_info): Initialize
4869 can_icf_inline_merge_sections.
4870 * testsuite/testfile.cc (Target_test::test_target_info):
4872 * icf.cc (get_section_contents): Correct formatting.
4874 2011-06-27 Ian Lance Taylor <iant@google.com>
4876 * symtab.cc (Symbol::versioned_name): New function.
4877 (Symbol_table::add_to_final_symtab): Use versioned_name when
4879 (Symbol_table::sized_write_symbol): Likewise.
4880 * symtab.h (class Symbol): Declare versioned_name.
4881 * stringpool.h (class Stringpool_template): Add variant of add
4882 which takes a std::basic_string.
4883 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
4884 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
4885 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
4886 (ver_test_12.o): New target.
4887 * testsuite/Makefile.in: Rebuild.
4889 2011-06-27 Doug Kwan <dougkwan@google.com>
4891 * arm.cc (Arm_relocate_functions::thm_jump8,
4892 Arm_relocate_functions::thm_jump11): Use a wider signed
4893 type to compute offset.
4894 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
4896 * testsuite/Makefile.in: Regenerate.
4897 * testsuite/arm_branch_in_range.sh: Check test results of
4898 arm_thm_jump11 and arm_thm_jump8.
4899 * testsuite/arm_thm_jump11.s: New test source file.
4900 * testsuite/arm_thm_jump11.t: New linker script.
4901 * testsuite/arm_thm_jump8.s: New test source file.
4902 * testsuite/arm_thm_jump8.t: New linker script.
4904 2011-06-24 Ian Lance Taylor <iant@google.com>
4906 * layout.cc: Include "object.h".
4907 (ctors_sections_in_init_array): New static variable.
4908 (Layout::is_ctors_in_init_array): New function.
4909 (Layout::layout): Add entry to ctors_sections_in_init_array if
4911 * layout.h (class Layout): Declare is_ctors_in_init_array.
4912 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
4913 is_ctors_reverse_view is set.
4914 (Sized_relobj_file::write_sections): Add layout parameter. Change
4915 all callers. Set is_ctors_reverse_view field of View_size.
4916 (Sized_relobj_file::reverse_words): New function.
4917 * object.h (Sized_relobj_file::View_size): Add
4918 is_ctors_reverse_view field.
4919 (class Sized_relobj_file): Update declarations.
4920 * testsuite/initpri3.c: New test.
4921 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
4923 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
4924 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
4925 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
4926 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
4927 * testsuite/Makefile.in: Rebuild.
4929 2011-06-24 Cary Coutant <ccoutant@google.com>
4931 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
4932 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
4933 (debug_msg_cdebug.err): New targets.
4934 * testsuite/Makefile.in: Regenerate.
4935 * testsuite/debug_msg.sh: Check output of link with compressed debug.
4936 Fix checks for link with shared library.
4938 2011-06-24 Doug Kwan <dougkwan@google.com>
4940 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
4941 skip empty text sections.
4942 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
4944 2011-06-22 Ian Lance Taylor <iant@google.com>
4947 * options.h (class General_options): Add --ctors-in-init-array.
4948 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
4949 friends as SHT_PROGBITS for merging sections.
4950 (Layout::layout): Remove special handling of .init_array and
4951 friends. Don't sort if doing relocatable link. Sort for .ctors
4952 and .dtors if ctors_in_init_array.
4953 (Layout::make_output_section): Force correct section types for
4954 .init_array and friends. Don't sort if doing relocatable link,
4955 Don't sort .ctors and .dtors if ctors_in_init_array.
4956 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
4957 (Layout::output_section_name): Add relobj parameter. Change all
4958 callers. Handle .ctors. and .dtors. in code rather than table.
4959 Handle .ctors and .dtors if ctors_in_init_array.
4960 (Layout::match_file_name): New function, moved from output.cc.
4961 * layout.h (class Layout): Update declarations.
4962 * output.cc: Include "layout.h".
4963 (Input_section_sort_entry::get_priority): New function.
4964 (Input_section_sort_entry::match_file_name): Just call
4965 Layout::match_file_name.
4966 (Output_section::Input_section_sort_init_fini_compare::operator()):
4967 Handle .ctors and .dtors. Sort by explicit priority rather than
4969 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
4970 * testsuite/initpri2.c: New test.
4971 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
4972 (check_PROGRAMS): Add initpri2.
4973 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
4974 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
4975 * configure, testsuite/Makefile.in: Rebuild.
4977 2011-06-19 Ian Lance Taylor <iant@google.com>
4980 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
4981 .interp section to a PT_INTERP segment even if we have seen a
4982 --dynamic-linker option. Don't do it if we have seen a PHDRS
4983 clause in a linker script.
4984 (Layout::finalize): Don't create a .interp section if we've
4985 already create a PT_INTERP segment.
4986 (Layout::create_interp): Always call choose_output_section (revert
4987 patch of 2011-06-17). Don't create PT_INTERP segment.
4988 * script-sections.cc
4989 (Script_sections::create_note_and_tls_segments): Add a .interp
4990 section to a PT_INTERP segment even if we have seen a
4991 --dynamic-linker option.
4993 2011-06-18 Ian Lance Taylor <iant@google.com>
4995 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
4996 merely because a non-PT_LOAD segment has a dynamic reloc.
4998 2011-06-18 Ian Lance Taylor <iant@google.com>
5000 * layout.cc (Layout::finish_dynamic_section): Don't create
5001 DT_FLAGS entry if not needed.
5003 2011-06-18 Ian Lance Taylor <iant@google.com>
5006 * layout.cc (Layout::layout_eh_frame): Correct handling of
5007 writable .eh_frame section.
5009 2011-06-17 Ian Lance Taylor <iant@google.com>
5012 * resolve.cc (Symbol_table::resolve): Don't give an error if a
5013 symbol is redefined with the exact same object and value.
5015 2011-06-17 Ian Lance Taylor <iant@google.com>
5018 * layout.h (class Layout): Add interp_segment_ field.
5019 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
5020 (Layout::attach_allocated_section_to_segment): If making shared
5021 library, put .interp section in PT_INTERP segment.
5022 (Layout::finalize): Also call create_interp if -dynamic-linker
5024 (Layout::create_interp): Assert that there is no PT_INTERP
5025 segment. If not using a SECTIONS clause, use make_output_section.
5026 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
5027 * script-sections.cc
5028 (Script_sections::create_note_and_tls_segments): If making shared
5029 library, put .interp section in PT_INTERP segment.
5031 2011-06-17 Ian Lance Taylor <iant@google.com>
5033 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
5034 when making a shared library.
5036 2011-06-17 Ian Lance Taylor <iant@google.com>
5038 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
5039 parameter. Change all callers. Don't issue warning about PC32
5040 against locally defined symbol.
5042 2011-06-16 Ian Lance Taylor <iant@google.com>
5044 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
5045 occurs in same object.
5047 2011-06-14 Alan Modra <amodra@gmail.com>
5049 * po/POTFILES.in: Regenerate.
5051 2011-06-09 Ian Lance Taylor <iant@google.com>
5053 * script-sections.cc
5054 (Orphan_output_section::set_section_addresses): For a relocatable
5055 link set address to 0.
5057 2011-06-09 Cary Coutant <ccoutant@google.com>
5060 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
5061 used with --compress-debug-sections.
5062 * gold/object.cc (Sized_relobj_file::do_layout): Report
5063 uncompressed size of compressed input sections.
5065 2011-06-08 Cary Coutant <ccoutant@google.com>
5068 * testsuite/two_file_test_2_v1.cc: Change initialization of
5069 v2 to keep it in .data.
5071 2011-06-07 Cary Coutant <ccoutant@google.com>
5073 * common.cc (Symbol_table::do_allocate_commons_list): Call
5075 * errors.cc (Errors::fatal): Adjust call to gold_exit.
5076 (Errors::fallback): New function.
5077 (gold_fallback): New function.
5078 * errors.h (Errors::fallback): New function.
5079 * gold.cc (gold_exit): Change status parameter to enum; adjust
5081 (queue_initial_tasks): Call gold_fallback.
5082 * gold.h: Include cstdlib.
5083 (Exit_status): New enum type.
5084 (gold_exit): Change status parameter to enum.
5085 (gold_fallback): New function.
5086 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
5087 (Layout::create_symtab_sections): Likewise.
5088 (Layout::create_shdrs): Likewise.
5089 * main.cc (main): Adjust call to gold_exit.
5090 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
5091 (Output_data_got::add_got_entry_pair): Likewise.
5092 (Output_section::add_input_section): Likewise.
5093 (Output_section::add_output_section_data): Likewise.
5094 (Output_segment::set_section_list_addresses): Likewise.
5095 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
5097 2011-06-07 Cary Coutant <ccoutant@google.com>
5099 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
5100 for incremental links.
5101 * output.cc (Output_segment::set_section_list_addresses): Remove
5102 FIXME and test for TLS or BSS.
5104 2011-06-07 Cary Coutant <ccoutant@google.com>
5106 * testsuite/Makefile.am: Add incremental_copy_test,
5107 incremental_common_test_1.
5108 * testsuite/Makefile.in: Regenerate.
5109 * testsuite/common_test_1_v1.c: New source file.
5110 * testsuite/common_test_1_v2.c: New source file.
5111 * testsuite/copy_test_v1.cc: New source file.
5113 2011-06-07 Cary Coutant <ccoutant@google.com>
5115 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
5116 update, allocate common from bss section's free list.
5117 * incremental-dump.cc (dump_incremental_inputs): Print flag for
5118 linker-defined symbols.
5119 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
5120 Skip GOT and PLT entries that are no longer referenced.
5121 (Output_section_incremental_inputs::write_info_blocks): Mark
5122 linker-defined symbols.
5123 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
5124 * output.cc (Output_section::allocate): New function.
5125 * output.h (Output_section::allocate): New function.
5126 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
5127 linker-defined symbols.
5128 (Symbol::override_base_with_special): Copy is_predefined_ flag.
5129 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
5130 (Symbol::init_base_output_data): Likewise.
5131 (Symbol::init_base_output_segment): Likewise.
5132 (Symbol::init_base_constant): Likewise.
5133 (Sized_symbol::init_output_data): Likewise.
5134 (Sized_symbol::init_output_segment): Likewise.
5135 (Sized_symbol::init_constant): Likewise.
5136 (Symbol_table::do_define_in_output_data): Likewise.
5137 (Symbol_table::do_define_in_output_segment): Likewise.
5138 (Symbol_table::do_define_as_constant): Likewise.
5139 * symtab.h (Symbol::is_predefined): New function.
5140 (Symbol::init_base_output_data): Add is_predefined parameter.
5141 (Symbol::init_base_output_segment): Likewise.
5142 (Symbol::init_base_constant): Likewise.
5143 (Symbol::is_predefined_): New data member.
5144 (Sized_symbol::init_output_data): Add is_predefined parameter.
5145 (Sized_symbol::init_output_segment): Likewise.
5146 (Sized_symbol::init_constant): Likewise.
5147 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
5149 2011-06-07 Cary Coutant <ccoutant@google.com>
5151 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
5152 instead of emit_copy_reloc.
5153 (Copy_relocs::emit_copy_reloc): Refactor.
5154 (Copy_relocs::make_copy_reloc): New function.
5155 (Copy_relocs::add_copy_reloc): Remove.
5156 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
5158 (Copy_relocs::make_copy_reloc): New function.
5159 (Copy_relocs::add_copy_reloc): Remove.
5160 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
5161 unchanged input files.
5162 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
5163 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
5164 Reserve BSS space for COPY relocations.
5165 (Sized_incremental_binary::do_emit_copy_relocs): New function.
5166 (Output_section_incremental_inputs::write_info_blocks): Record
5167 whether a symbol is copied from a shared object.
5168 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
5169 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
5170 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
5171 (Incremental_input_entry_reader::get_output_symbol_index): Add
5173 (Incremental_binary::emit_copy_relocs): New function.
5174 (Incremental_binary::do_emit_copy_relocs): New function.
5175 (Sized_incremental_binary::Sized_incremental_binary): Initialize
5177 (Sized_incremental_binary::add_copy_reloc): New function.
5178 (Sized_incremental_binary::do_emit_copy_relocs): New function.
5179 (Sized_incremental_binary::Copy_reloc): New struct.
5180 (Sized_incremental_binary::Copy_relocs): New typedef.
5181 (Sized_incremental_binary::copy_relocs_): New data member.
5182 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
5183 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
5184 * target.h (Sized_target::emit_copy_reloc): New function.
5185 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
5187 2011-06-02 Cary Coutant <ccoutant@google.com>
5190 * gold/archive.cc (Archive::Archive): Initialize new data member.
5191 (Archive::include_all_members): Return if archive has already been
5193 * gold/archive.h (Archive::include_all_members_): New data member.
5195 2011-06-02 Nick Clifton <nickc@redhat.com>
5197 * dynobj.h: Fix spelling mistake in comment.
5198 * output.cc: Likewise.
5200 2011-05-31 Doug Kwan <dougkwan@google.com>
5204 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
5205 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
5206 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
5207 redundant arm_exidx_test.so.
5208 * testsuite/Makefile.in: Regenerate.
5209 (check_SCRIPTS): Add pr12826.sh
5210 (check_DATA): Add pr12826.stdout
5211 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
5212 * testsuite/pr12826.sh: New file.
5213 * testsuite/pr12826_1.s: Ditto.
5214 * testsuite/pr12826_1.s: Ditto.
5216 2011-05-30 Ian Lance Taylor <iant@google.com>
5218 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
5221 2011-05-29 Ian Lance Taylor <iant@google.com>
5224 * testsuite/Makefile.am: Use different file name for two_file_test
5225 temporary file for each incremental test.
5226 * testsuite/Makefile.in: Rebuild.
5228 2011-05-29 Ian Lance Taylor <iant@google.com>
5230 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
5231 binary input file is empty.
5233 2011-05-27 Ian Lance Taylor <iant@google.com>
5235 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
5236 (ver_test_9.so): Likewise.
5237 * testsuite/Makefile.in: Rebuild.
5239 2011-05-26 Cary Coutant <ccoutant@google.com>
5241 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
5242 * incremental.cc (Incremental_inputs::report_input_section): Fix
5243 comment, indentation.
5244 (Incremental_inputs::report_comdat_group): New function.
5245 (Output_section_incremental_inputs::set_final_data_size): Adjust size
5246 of data for incremental input file entry.
5247 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
5248 group count, COMDAT group signatures.
5249 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
5250 an unchanged input file.
5251 * incremental.h (Incremental_object_entry::Incremental_object_entry):
5252 Initialize new data member.
5253 (Incremental_object_entry::add_comdat_group): New function.
5254 (Incremental_object_entry::get_comdat_group_count): New function.
5255 (Incremental_object_entry::get_comdat_signature_key): New function.
5256 (Incremental_object_entry::groups_): New data member.
5257 (Incremental_inputs::report_comdat_group): New function.
5258 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
5259 data for incremental input file entry.
5260 (Incremental_input_entry_reader::get_comdat_group_count): New function.
5261 (Incremental_input_entry_reader::get_input_section): Adjust size of
5262 data for incremental input file entry.
5263 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
5264 (Incremental_input_entry_reader::get_comdat_group_signature): New
5266 * object.cc (Sized_relobj::include_section_group): Report kept
5267 COMDAT groups for incremental links.
5269 2011-05-24 David Meyer <pdox@google.com>
5271 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
5272 with name parameter. Add found_name parameter.
5273 * fileread.cc (Input_file::find_file): Adjust code accordingly.
5274 * dirsearch.h (class Dirsearch): Update declaration.
5276 2011-05-24 Ian Lance Taylor <iant@google.com>
5278 * archive.cc (Library_base::should_include_member): Pull in object
5279 from archive if it defines the entry symbol.
5280 * parameters.cc (Parameters::entry): New function.
5281 * parameters.h (class Parameters): Declare entry.
5282 * output.h (class Output_file_header): Remove entry_ field.
5283 * output.cc (Output_file_header::Output_file_header): Remove entry
5284 parameter. Change all callers.
5285 (Output_file_header::entry): Use parameters->entry.
5286 * gold.cc (queue_middle_tasks): Likewise.
5287 * plugin.cc (Plugin_hook::run): Likewise.
5289 2011-05-24 Cary Coutant <ccoutant@google.com>
5291 * gold.cc (queue_initial_tasks): Pass incremental base filename
5292 to Output_file::open_base_file; don't print error message.
5293 * incremental-dump.cc (main): Adjust call to
5294 Output_file::open_for_modification.
5295 * incremental-dump.cc (main): Likewise.
5296 * incremental.cc (Incremental_inputs::report_command_line):
5297 Ignore --incremental-base option when comparing command lines.
5298 Ignore parameter when given as separate argument.
5299 * options.h (class General_options): Add --incremental-base.
5300 * output.cc (Output_file::Output_file):
5301 (Output_file::open_base_file): Add base_name and writable parameters;
5302 read base file into new file; print error message here.
5303 (Output_file::map_no_anonymous): Add writable parameter; adjust all
5305 * output.h (Output_file::open_for_modification): Rename to...
5306 (Output_file::open_base_file): ...this; add base_name and
5307 writable parameters; adjust all callers.
5308 (Output_file::map_no_anonymous): Add writable parameter; adjust all
5310 * testsuite/Makefile.am (incremental_test_4): Test
5312 * testsuite/Makefile.in: Regenerate.
5314 2011-05-24 Cary Coutant <ccoutant@google.com>
5316 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
5318 * testsuite/Makefile.in: Regenerate.
5319 * testsuite/two_file_test_1_v1.cc: New test source file.
5320 * testsuite/two_file_test_1b_v1.cc: New test source file.
5321 * testsuite/two_file_test_2_v1.cc: New test source file.
5323 2011-05-24 Cary Coutant <ccoutant@google.com>
5325 * dynobj.h (Dynobj::do_dynobj): New function.
5326 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
5327 flag and soname for shared objects.
5328 * incremental.cc (Incremental_inputs::report_object): Make
5329 either Incremental_object_entry or Incremental_dynobj_entry; add
5330 soname to string table.
5331 (Incremental_inputs::report_input_section): Add assertion.
5332 (Output_section_incremental_inputs::set_final_data_size): Adjust
5333 type of input file entry for shared libraries; adjust size of
5334 shared library info entry.
5335 (Output_section_incremental_inputs::write_input_files): Write
5336 as_needed flag for shared libraries.
5337 (Output_section_incremental_inputs::write_info_blocks): Adjust type
5338 of input file entry for shared libraries; write soname.
5339 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
5340 soname from incremental info.
5341 * incremental.h (enum Incremental_input_flags): Add
5342 INCREMENTAL_INPUT_AS_NEEDED.
5343 (Incremental_input_entry::Incremental_input_entry): Initialize new
5345 (Incremental_input_entry::set_as_needed): New function.
5346 (Incremental_input_entry::as_needed): New function.
5347 (Incremental_input_entry::do_dynobj_entry): New function.
5348 (Incremental_input_entry::as_needed_): New data member.
5349 (Incremental_object_entry::Incremental_object_entry): Don't check
5351 (Incremental_object_entry::do_type): Likewise.
5352 (class Incremental_dynobj_entry): New class.
5353 (Incremental_input_entry_reader::as_needed): New function.
5354 (Incremental_input_entry_reader::get_soname): New function.
5355 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
5356 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
5357 size of shared library info entry.
5358 * layout.cc (Layout::finish_dynamic_section): Don't test for
5359 incremental link when adding DT_NEEDED entries.
5360 * object.h (Object::Object): Initialize new data member.
5361 (Object::dynobj): New function.
5362 (Object::set_as_needed): New function.
5363 (Object::as_needed): New function.
5364 (Object::do_dynobj): New function.
5365 (Object::as_needed_): New data member.
5367 2011-05-24 Cary Coutant <ccoutant@google.com>
5369 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
5370 info; adjust display of GOT entries.
5371 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5372 vector of input objects; remove file_status_.
5373 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
5374 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
5375 got_plt reader; call target hooks to reserve GOT entries.
5376 (Output_section_incremental_inputs::set_final_data_size): Adjust size
5377 of input file info header and GOT info entry.
5378 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
5380 (Got_plt_view_info::got_descriptor): Remove.
5381 (Got_plt_view_info::sym_index): New data member.
5382 (Got_plt_view_info::input_index): New data member.
5383 (Local_got_offset_visitor::visit): Write input file index.
5384 (Global_got_offset_visitor::visit): Write 0 for input file index.
5385 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
5386 with sym_index and input_index.
5387 (Output_section_incremental_inputs::write_got_plt): Adjust size of
5388 incremental info GOT entry; replace got_descriptor with input_index.
5389 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
5390 map from input file index to object.
5391 (Sized_relobj_incr::do_layout): Replace direct data member reference
5392 with accessor function.
5393 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
5394 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
5395 Adjust size of input file info header.
5396 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
5397 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
5398 (Incremental_input_entry_reader::get_input_section): Adjust size of
5399 input file info header.
5400 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
5401 of incremental info GOT entry.
5402 (Incremental_got_plt_reader::get_got_desc): Remove.
5403 (Incremental_got_plt_reader::get_got_symndx): New function.
5404 (Incremental_got_plt_reader::get_got_input_index): New function.
5405 (Sized_incremental_binary::Sized_incremental_binary): Remove
5406 file_status_; add input_objects_.
5407 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
5408 (Sized_incremental_binary::set_file_is_unchanged): Remove.
5409 (Sized_incremental_binary::file_is_unchanged): Remove.
5410 (Sized_incremental_binary::set_input_object): New function.
5411 (Sized_incremental_binary::input_object): New function.
5412 (Sized_incremental_binary::file_status_): Remove.
5413 (Sized_incremental_binary::input_objects_): New data member.
5414 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
5416 (Sized_relobj_incr::invalid_address): Move to base class.
5417 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
5419 (Sized_relobj_incr::do_output_section_offset): Likewise.
5420 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
5421 (Sized_relobj_incr::section_offsets_): Likewise.
5422 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
5424 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
5425 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
5426 with accessor function.
5427 (Sized_relobj_file::do_layout): Likewise.
5428 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
5429 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
5430 (Sized_relobj_file::compute_final_local_value): Replace refs to
5431 section_offsets_ with accessor function.
5432 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
5433 * object.h (Relobj::Relobj): Initialize new data members.
5434 (Relobj::add_dyn_reloc): New function.
5435 (Relobj::first_dyn_reloc): New function.
5436 (Relobj::dyn_reloc_count): New function.
5437 (Relobj::first_dyn_reloc_): New data member.
5438 (Relobj::dyn_reloc_count_): New data member.
5439 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
5441 (Sized_relobj::Address): New typedef.
5442 (Sized_relobj::invalid_address): Move here from child class.
5443 (Sized_relobj::Sized_relobj): Initialize new data members.
5444 (Sized_relobj::sized_relobj): New function.
5445 (Sized_relobj::is_output_section_offset_invalid): Move here from
5447 (Sized_relobj::get_output_section_offset): Likewise.
5448 (Sized_relobj::local_has_got_offset): Likewise.
5449 (Sized_relobj::local_got_offset): Likewise.
5450 (Sized_relobj::set_local_got_offset): Likewise.
5451 (Sized_relobj::do_for_all_local_got_entries): Likewise.
5452 (Sized_relobj::clear_got_offsets): New function.
5453 (Sized_relobj::section_offsets): Move here from child class.
5454 (Sized_relobj::do_output_section_offset): Likewise.
5455 (Sized_relobj::do_set_section_offset): Likewise.
5456 (Sized_relobj::Local_got_offsets): Likewise.
5457 (Sized_relobj::local_got_offsets_): Likewise.
5458 (Sized_relobj::section_offsets_): Likewise.
5459 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
5461 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
5463 (Sized_relobj_file::sized_relobj): New function
5464 (Sized_relobj_file::local_has_got_offset): Move to base class.
5465 (Sized_relobj_file::local_got_offset): Likewise.
5466 (Sized_relobj_file::set_local_got_offset): Likewise.
5467 (Sized_relobj_file::get_output_section_offset): Likewise.
5468 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
5469 (Sized_relobj_file::do_output_section_offset): Likewise.
5470 (Sized_relobj_file::do_set_section_offset): Likewise.
5471 (Sized_relobj_file::Local_got_offsets): Likewise.
5472 (Sized_relobj_file::local_got_offsets_): Likewise.
5473 (Sized_relobj_file::section_offsets_): Likewise.
5474 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
5476 (set_needs_dynsym_index): Convert relobj to derived class pointer.
5477 (Output_reloc::get_symbol_index): Likewise.
5478 (Output_reloc::local_section_offset): Likewise.
5479 (Output_reloc::get_address): Likewise.
5480 (Output_reloc::symbol_value): Likewise.
5481 (Output_data_got::reserve_slot): Move to class definition.
5482 (Output_data_got::reserve_local): New function.
5483 (Output_data_got::reserve_slot_for_global): Remove.
5484 (Output_data_got::reserve_global): New function.
5485 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
5486 (all constructors, two instantiations).
5487 (Output_reloc::get_relobj): New function (two instantiations).
5488 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
5489 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
5490 (Output_data_reloc::add_global): Adjust type of relobj.
5491 (Output_data_reloc::add_global_relative): Likewise.
5492 (Output_data_reloc::add_symbolless_global_addend): Likewise.
5493 (Output_data_reloc::add_local): Likewise.
5494 (Output_data_reloc::add_local_relative): Likewise.
5495 (Output_data_reloc::add_symbolless_local_addend): Likewise.
5496 (Output_data_reloc::add_local_section): Likewise.
5497 (Output_data_reloc::add_output_section): Likewise.
5498 (Output_data_reloc::add_absolute): Likewise.
5499 (Output_data_reloc::add_target_specific): Likewise.
5500 (Output_data_got::reserve_slot): Move definition here.
5501 (Output_data_got::reserve_local): New function.
5502 (Output_data_got::reserve_global): New function.
5503 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
5504 section_offsets_ with accessor function.
5505 (Sized_relobj_file::write_sections): Likewise.
5506 (Sized_relobj_file::do_relocate_sections): Likewise.
5507 * target.h (Sized_target::reserve_local_got_entry): New function.
5508 (Sized_target::reserve_global_got_entry): New function.
5509 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
5510 (Target_x86_64::reserve_global_got_entry): New function.
5511 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
5513 2011-05-23 Cary Coutant <ccoutant@google.com>
5515 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
5516 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
5517 bit when checking got_type.
5518 * incremental.cc (Sized_incremental_binary::setup_readers):
5519 Store symbol table and string table locations; initialize bit vector
5520 of file status flags.
5521 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
5523 (Sized_incremental_binary::do_process_got_plt): New function.
5524 (Sized_incremental_binary::get_symtab_view): Use stored locations.
5525 (Output_section_incremental_inputs::set_final_data_size): Record
5526 file index for each input file.
5527 (Output_section_incremental_inputs::write_got_plt): Store file index
5528 instead of input entry offset for each GOT entry.
5530 (Incremental_input_entry::Incremental_input_entry): Initialize new
5532 (Incremental_input_entry::set_offset): Store file index.
5533 (Incremental_input_entry::get_file_index): New function.
5534 (Incremental_input_entry::file_index_): New data member.
5535 (Incremental_binary::process_got_plt): New function.
5536 (Incremental_binary::do_process_got_plt): New function.
5537 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5539 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
5540 (Sized_incremental_binary::set_file_is_unchanged): New function.
5541 (Sized_incremental_binary::file_is_unchanged): New function.
5542 (Sized_incremental_binary::do_process_got_plt): New function.
5543 (Sized_incremental_binary::file_status_): New data member.
5544 (Sized_incremental_binary::main_symtab_loc_): New data member.
5545 (Sized_incremental_binary::main_strtab_loc_): New data member.
5546 * output.cc (Output_data_got::Got_entry::write): Add case
5548 (Output_data_got::add_global): Call add_got_entry.
5549 (Output_data_got::add_global_plt): Likewise.
5550 (Output_data_got::add_global_with_rel): Likewise.
5551 (Output_data_got::add_global_with_rela): Likewise.
5552 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
5553 (Output_data_got::add_global_pair_with_rela): Likewise.
5554 (Output_data_got::add_local): Call add_got_entry.
5555 (Output_data_got::add_local_plt): Likewise.
5556 (Output_data_got::add_local_with_rel): Likewise.
5557 (Output_data_got::add_local_with_rela): Likewise.
5558 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
5559 (Output_data_got::add_local_pair_with_rela): Likewise.
5560 (Output_data_got::reserve_slot): New function.
5561 (Output_data_got::reserve_slot_for_global): New function.
5562 (Output_data_got::add_got_entry): New function.
5563 (Output_data_got::add_got_entry_pair): New function.
5564 (Output_section::add_output_section_data): Edit FIXME.
5566 (Output_section_data_build::Output_section_data_build): New
5567 constructor with size parameter.
5568 (Output_data_space::Output_data_space): Likewise.
5569 (Output_data_got::Output_data_got): Initialize new data member; new
5570 constructor with size parameter.
5571 (Output_data_got::add_constant): Call add_got_entry.
5572 (Output_data_got::reserve_slot): New function.
5573 (Output_data_got::reserve_slot_for_global): New function.
5574 (class Output_data_got::Got_entry): Add RESERVED_CODE.
5575 (Output_data_got::add_got_entry): New function.
5576 (Output_data_got::add_got_entry_pair): New function.
5577 (Output_data_got::free_list_): New data member.
5578 * target.h (Sized_target::init_got_plt_for_update): New function.
5579 (Sized_target::register_global_plt_entry): New function.
5580 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
5581 Initialize new data member; call init; add constructor with PLT count.
5582 (Output_data_plt_x86_64::init): New function.
5583 (Output_data_plt_x86_64::add_relocation): New function.
5584 (Output_data_plt_x86_64::reserve_slot): New function.
5585 (Output_data_plt_x86_64::free_list_): New data member.
5586 (Target_x86_64::init_got_plt_for_update): New function.
5587 (Target_x86_64::register_global_plt_entry): New function.
5588 (Output_data_plt_x86_64::add_entry): Allocate from free list for
5589 incremental updates.
5590 (Output_data_plt_x86_64::add_relocation): New function.
5591 * testsuite/object_unittest.cc (Object_test): Set default options.
5593 2011-05-16 Ian Lance Taylor <iant@google.com>
5595 * options.h (class General_options): Make -i a synonym for -r.
5597 2011-05-16 Ian Lance Taylor <iant@google.com>
5599 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
5601 2011-05-10 Cary Coutant <ccoutant@google.com>
5603 * object.cc (Sized_relobj::do_count_local_symbols): Check for
5606 2011-05-06 Ian Lance Taylor <iant@google.com>
5608 * layout.cc (Layout::layout): If the output section flags change,
5609 update the ordering.
5611 2011-04-25 Cary Coutant <ccoutant@google.com>
5613 * incremental-dump.cc (dump_incremental_inputs): Print local
5614 symbol info for each input file.
5616 (Output_section_incremental_inputs::set_final_data_size): Add local
5617 symbol info to input file entries in incremental info.
5618 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5619 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
5620 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
5621 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
5623 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
5624 (Sized_incr_relobj::do_relocate): Write the local symbols.
5625 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
5626 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
5627 Adjust size of input file header.
5628 (Incremental_inputs_reader::get_local_symbol_offset): New function.
5629 (Incremental_inputs_reader::get_local_symbol_count): New function.
5630 (Incremental_inputs_reader::get_input_section): Adjust size of input
5632 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
5633 (Sized_incr_relobj::This): New typedef.
5634 (Sized_incr_relobj::sym_size): New const data member.
5635 (Sized_incr_relobj::Local_symbol): New struct.
5636 (Sized_incr_relobj::do_output_local_symbol_count): New function.
5637 (Sized_incr_relobj::do_local_symbol_offset): New function.
5638 (Sized_incr_relobj::local_symbol_count_): New data member.
5639 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
5640 (Sized_incr_relobj::local_symbol_index_): New data member.
5641 (Sized_incr_relobj::local_symbol_offset_): New data member.
5642 (Sized_incr_relobj::local_dynsym_offset_): New data member.
5643 (Sized_incr_relobj::local_symbols_): New data member.
5644 * object.h (Relobj::output_local_symbol_count): New function.
5645 (Relobj::local_symbol_offset): New function.
5646 (Relobj::do_output_local_symbol_count): New function.
5647 (Relobj::do_local_symbol_offset): New function.
5648 (Sized_relobj::do_output_local_symbol_count): New function.
5649 (Sized_relobj::do_local_symbol_offset): New function.
5651 2011-04-22 Vladimir Simonov <sv@sw.ru>
5653 * descriptors.cc (set_close_on_exec): New function.
5654 (Descriptors::open): Use set_close_on_exec.
5655 * output.cc (S_ISLNK): Define if not defined.
5657 2011-04-22 Cary Coutant <ccoutant@google.com>
5659 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5661 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5662 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
5663 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
5665 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
5666 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
5667 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
5669 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
5671 (Incremental_binary::apply_incremental_relocs): New function.
5672 (Incremental_binary::do_apply_incremental_relocs): New function.
5673 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5675 (Sized_incremental_binary::add_global_symbol): New function.
5676 (Sized_incremental_binary::global_symbol): New function.
5677 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5678 (Sized_incremental_binary::symbol_map_): New data member.
5679 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
5680 * target.h (Sized_target::apply_relocation): New function.
5681 * target-reloc.h (apply_relocation): New function.
5682 * x86_64.cc (Target_x86_64::apply_relocation): New function.
5684 2011-04-22 Doug Kwan <dougkwan@google.com>
5686 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
5687 flag of a SHT_ARM_EXIDX section.
5688 * testsuite/Makefile.am (arm_exidx_test): New test rules.
5689 * testsuite/Makefile.in: Regenerate.
5690 * testsuite/arm_exidx_test.s: New file.
5691 * testsuite/arm_exidx_test.sh: Same.
5693 2011-04-20 Cary Coutant <ccoutant@google.com>
5696 * archive.h (Incremental_archive_entry::Archive_member):
5697 Initialize arg_serial_ (second constructor).
5699 2011-04-17 Ian Lance Taylor <iant@google.com>
5701 * object.cc (Relocate_info::location): Simplify location string.
5702 * errors.cc (Errors::error_at_location): Don't print program
5704 (Errors::warning_at_location): Likewise.
5705 (Errors::undefined_symbol): Likewise.
5706 * testsuite/debug_msg.sh: Update accordingly.
5708 2011-04-14 Cary Coutant <ccoutant@google.com>
5710 * gold/layout.cc (Layout::symtab_section_offset): New function.
5711 * gold/layout.h (Layout::symtab_section_offset): New function.
5712 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
5714 2011-04-12 Ian Lance Taylor <iant@google.com>
5716 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
5717 with MREMAP_MAYMOVE.
5718 * output.h (class Output_file): Add map_is_allocated_ field.
5719 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
5720 not available, provide stubs. If mremap is not available, #define
5722 (MREMAP_MAYMOVE): Define if not defined.
5723 (Output_file::Output_file): Initialize map_is_allocated_.
5724 (Output_file::resize): Check map_is_allocated_.
5725 (Output_file::map_anonymous): If mmap fails, use malloc.
5726 (Output_file::unmap): Don't do anything for an anonymous map.
5727 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
5728 is not available, provide stubs.
5729 (File_read::View::~View): Use free rather than delete[].
5730 (File_read::make_view): Use malloc rather than new[]. If mmap
5732 (File_read::find_or_make_view): Use malloc rather than new[].
5733 * gold.h: Remove HAVE_REMAP code.
5734 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
5735 exists. Rename mremap to gold_mremap. If mmap is not available
5737 * configure, config.in: Rebuild.
5739 2011-04-11 Ian Lance Taylor <iant@google.com>
5741 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
5742 initialize local variable v.
5744 2011-04-11 Cary Coutant <ccoutant@google.com>
5746 * archive.cc (Archive::include_member): Adjust call to
5748 (Add_archive_symbols::run): Track argument serial numbers.
5749 (Lib_group::include_member): Likewise.
5750 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
5751 * archive.h (Incremental_archive_entry::Archive_member):
5752 Initialize arg_serial_.
5753 (Archive_member::arg_serial_): New data member.
5754 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
5755 (Sized_dynobj::do_add_symbols): Track symbols when doing an
5757 (Sized_dynobj::do_for_all_local_got_entries): New function.
5758 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
5760 * fileread.cc (get_mtime): New function.
5761 * fileread.h (get_mtime): New function.
5762 * gold.cc (queue_initial_tasks): Check for incremental update.
5763 (process_incremental_input): New function.
5764 (queue_middle_tasks): Don't force valid target for incremental
5766 * incremental-dump.cc (find_input_containing_global): Adjust
5767 size of symbol info entry.
5768 (dump_incremental_inputs): Dump argument serial number and
5769 in_system_directory flag; bias shndx by 1; print symbol names
5770 when dumping per-file symbol lists; use new symbol info readers.
5772 (Output_section_incremental_inputs:update_data_size): New function.
5773 (Sized_incremental_binary::setup_readers): Setup input readers
5774 for each input file; build maps for files added from libraries
5776 (Sized_incremental_binary::check_input_args): New function.
5777 (Sized_incremental_binary::do_check_inputs): Build map of argument
5778 serial numbers to input arguments.
5779 (Sized_incremental_binary::do_file_has_changed): Rename
5780 do_file_is_unchanged to this; compare file modification times.
5781 (Sized_incremental_binary::do_init_layout): New function.
5782 (Sized_incremental_binary::do_reserve_layout): New function.
5783 (Sized_incremental_binary::do_get_input_reader): Remove.
5784 (Sized_incremental_binary::get_symtab_view): New function.
5785 (Incremental_checker::can_incrementally_link_output_file): Remove.
5786 (Incremental_inputs::report_command_line): Exclude --debug options.
5787 (Incremental_inputs::report_archive_begin): Add parameter; track
5788 argument serial numbers; don't put input file entry for archive
5789 before archive members.
5790 (Incremental_inputs::report_archive_end): Put input file entry
5791 for archive after archive members.
5792 (Incremental_inputs::report_object): Add parameter; track argument
5793 serial numbers and in_system_directory flag.
5794 (Incremental_inputs::report_script): Add parameter; track argument
5796 (Output_section_incremental_inputs::set_final_data_size): Adjust
5797 size of symbol info entry; check for forwarding symbols.
5798 (Output_section_incremental_inputs::write_input_files): Write
5799 in_system_directory flag and argument serial number.
5800 (Output_section_incremental_inputs::write_info_blocks): Map section
5801 indices between incremental info and original input file; store
5802 input section index for each symbol.
5803 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
5804 change operator() to visit().
5805 (class Global_got_offset_visitor): Likewise.
5806 (class Global_symbol_visitor_got_plt):
5807 (Output_section_incremental_inputs::write_got_plt): Use new visitor
5809 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
5810 (Sized_incr_relobj::do_read_symbols): New function.
5811 (Sized_incr_relobj::do_layout): New function.
5812 (Sized_incr_relobj::do_layout_deferred_sections): New function.
5813 (Sized_incr_relobj::do_add_symbols): New function.
5814 (Sized_incr_relobj::do_should_include_member): New function.
5815 (Sized_incr_relobj::do_for_all_global_symbols): New function.
5816 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
5817 (Sized_incr_relobj::do_section_size): New function.
5818 (Sized_incr_relobj::do_section_name): New function.
5819 (Sized_incr_relobj::do_section_contents): New function.
5820 (Sized_incr_relobj::do_section_flags): New function.
5821 (Sized_incr_relobj::do_section_entsize): New function.
5822 (Sized_incr_relobj::do_section_address): New function.
5823 (Sized_incr_relobj::do_section_type): New function.
5824 (Sized_incr_relobj::do_section_link): New function.
5825 (Sized_incr_relobj::do_section_info): New function.
5826 (Sized_incr_relobj::do_section_addralign): New function.
5827 (Sized_incr_relobj::do_initialize_xindex): New function.
5828 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
5829 (Sized_incr_relobj::do_read_relocs): New function.
5830 (Sized_incr_relobj::do_gc_process_relocs): New function.
5831 (Sized_incr_relobj::do_scan_relocs): New function.
5832 (Sized_incr_relobj::do_count_local_symbols): New function.
5833 (Sized_incr_relobj::do_finalize_local_symbols): New function.
5834 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
5835 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
5836 (Sized_incr_relobj::do_relocate): New function.
5837 (Sized_incr_relobj::do_set_section_offset): New function.
5838 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
5839 (Sized_incr_dynobj::do_read_symbols): New function.
5840 (Sized_incr_dynobj::do_layout): New function.
5841 (Sized_incr_dynobj::do_add_symbols): New function.
5842 (Sized_incr_dynobj::do_should_include_member): New function.
5843 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
5844 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
5845 (Sized_incr_dynobj::do_section_size): New function.
5846 (Sized_incr_dynobj::do_section_name): New function.
5847 (Sized_incr_dynobj::do_section_contents): New function.
5848 (Sized_incr_dynobj::do_section_flags): New function.
5849 (Sized_incr_dynobj::do_section_entsize): New function.
5850 (Sized_incr_dynobj::do_section_address): New function.
5851 (Sized_incr_dynobj::do_section_type): New function.
5852 (Sized_incr_dynobj::do_section_link): New function.
5853 (Sized_incr_dynobj::do_section_info): New function.
5854 (Sized_incr_dynobj::do_section_addralign): New function.
5855 (Sized_incr_dynobj::do_initialize_xindex): New function.
5856 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
5857 (make_sized_incremental_object): New function.
5858 (Incremental_library::copy_unused_symbols): New function.
5859 (Incremental_library::do_for_all_unused_symbols): New function.
5860 * incremental.h (enum Incremental_input_flags): New type.
5861 (class Incremental_checker): Remove.
5862 (Incremental_input_entry::Incremental_input_entry): Add argument
5864 (Incremental_input_entry::arg_serial): New function.
5865 (Incremental_input_entry::set_is_in_system_directory): New function.
5866 (Incremental_input_entry::is_in_system_directory): New function.
5867 (Incremental_input_entry::arg_serial_): New data member.
5868 (Incremental_input_entry::is_in_system_directory_): New data member.
5869 (class Script_info): Move here from script.h.
5870 (Script_info::Script_info): Add filename parameter.
5871 (Script_info::filename): New function.
5872 (Script_info::filename_): New data member.
5873 (Incremental_script_entry::Incremental_script_entry): Add argument
5875 (Incremental_object_entry::Incremental_object_entry): Likewise.
5876 (Incremental_object_entry::add_input_section): Build list of input
5877 sections with map to original shndx.
5878 (Incremental_object_entry::get_input_section_index): New function.
5879 (Incremental_object_entry::shndx_): New data member.
5880 (Incremental_object_entry::name_key_): Rename; adjust all refs.
5881 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
5882 (Incremental_archive_entry::Incremental_archive_entry): Add argument
5884 (Incremental_inputs::report_archive_begin): Likewise.
5885 (Incremental_inputs::report_object): Likewise.
5886 (Incremental_inputs::report_script): Likewise.
5887 (class Incremental_global_symbol_reader): New class.
5888 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
5889 and store flags and input file type.
5890 (Incremental_input_entry_reader::arg_serial): New function.
5891 (Incremental_input_entry_reader::type): Extract type from flags.
5892 (Incremental_input_entry_reader::is_in_system_directory): New function.
5893 (Incremental_input_entry_reader::get_input_section_count): Call
5894 accessor function for type.
5895 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
5896 function for type; adjust size of global symbol entry.
5897 (Incremental_input_entry_reader::get_global_symbol_count): Call
5898 accessor function for type.
5899 (Incremental_input_entry_reader::get_object_count): Likewise.
5900 (Incremental_input_entry_reader::get_object_offset): Likewise.
5901 (Incremental_input_entry_reader::get_member_count): Likewise.
5902 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
5903 (Incremental_input_entry_reader::get_member_offset): Likewise.
5904 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
5905 (Incremental_input_entry_reader::Global_symbol_info): Remove.
5906 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
5907 (Incremental_input_entry_reader::get_global_symbol_reader): New
5909 (Incremental_input_entry_reader::get_output_symbol_index): New
5911 (Incremental_input_entry_reader::type_): Remove.
5912 (Incremental_input_entry_reader::flags_): New data member.
5913 (Incremental_inputs_reader::input_file_offset): New function.
5914 (Incremental_inputs_reader::input_file_index): New function.
5915 (Incremental_inputs_reader::input_file): Call input_file_offset.
5916 (Incremental_inputs_reader::input_file_at_offset): New function.
5917 (Incremental_relocs_reader::get_r_type): Reformat.
5918 (Incremental_relocs_reader::get_r_shndx): Reformat.
5919 (Incremental_relocs_reader::get_r_offset): Reformat.
5920 (Incremental_relocs_reader::data): New function.
5921 (Incremental_binary::Incremental_binary): Initialize new data members.
5922 (Incremental_binary::check_inputs): Add cmdline parameter.
5923 (Incremental_binary::file_is_unchanged): Remove.
5924 (Input_reader::arg_serial): New function.
5925 (Input_reader::get_unused_symbol_count): New function.
5926 (Input_reader::get_unused_symbol): New function.
5927 (Input_reader::do_arg_serial): New function.
5928 (Input_reader::do_get_unused_symbol_count): New function.
5929 (Input_reader::do_get_unused_symbol): New function.
5930 (Incremental_binary::input_file_count): New function.
5931 (Incremental_binary::get_input_reader): Change signature to use
5932 index instead of filename.
5933 (Incremental_binary::file_has_changed): New function.
5934 (Incremental_binary::get_input_argument): New function.
5935 (Incremental_binary::get_library): New function.
5936 (Incremental_binary::get_script_info): New function.
5937 (Incremental_binary::init_layout): New function.
5938 (Incremental_binary::reserve_layout): New function.
5939 (Incremental_binary::output_file): New function.
5940 (Incremental_binary::do_check_inputs): New function.
5941 (Incremental_binary::do_file_is_unchanged): Remove.
5942 (Incremental_binary::do_file_has_changed): New function.
5943 (Incremental_binary::do_init_layout): New function.
5944 (Incremental_binary::do_reserve_layout): New function.
5945 (Incremental_binary::do_input_file_count): New function.
5946 (Incremental_binary::do_get_input_reader): Change signature.
5947 (Incremental_binary::input_args_map_): New data member.
5948 (Incremental_binary::library_map_): New data member.
5949 (Incremental_binary::script_map_): New data member.
5950 (Sized_incremental_binary::Sized_incremental_binary): Initialize
5952 (Sized_incremental_binary::output_section): New function.
5953 (Sized_incremental_binary::inputs_reader): Add const.
5954 (Sized_incremental_binary::symtab_reader): Add const.
5955 (Sized_incremental_binary::relocs_reader): Add const.
5956 (Sized_incremental_binary::got_plt_reader): Add const.
5957 (Sized_incremental_binary::get_symtab_view): New function.
5958 (Sized_incremental_binary::Inputs_reader): New typedef.
5959 (Sized_incremental_binary::Input_entry_reader): New typedef.
5960 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
5961 (Sized_incremental_binary::do_file_is_unchanged): Remove.
5962 (Sized_incremental_binary::do_file_has_changed): New function.
5963 (Sized_incremental_binary::do_init_layout): New function.
5964 (Sized_incremental_binary::do_reserve_layout): New function.
5965 (Sized_input_reader::Inputs_reader): Remove.
5966 (Sized_input_reader::Input_entry_reader): Remove.
5967 (Sized_input_reader::do_arg_serial): New function.
5968 (Sized_input_reader::do_get_unused_symbol_count): New function.
5969 (Sized_input_reader::do_get_unused_symbol): New function.
5970 (Sized_incremental_binary::do_input_file_count): New function.
5971 (Sized_incremental_binary::do_get_input_reader): Change signature;
5972 use index instead of filename.
5973 (Sized_incremental_binary::section_map_): New data member.
5974 (Sized_incremental_binary::input_entry_readers_): New data member.
5975 (class Sized_incr_relobj): New class.
5976 (class Sized_incr_dynobj): New class.
5977 (make_sized_incremental_object): New function.
5978 (class Incremental_library): New class.
5979 * layout.cc (Free_list::num_lists): New static data member.
5980 (Free_list::num_nodes): New static data member.
5981 (Free_list::num_removes): New static data member.
5982 (Free_list::num_remove_visits): New static data member.
5983 (Free_list::num_allocates): New static data member.
5984 (Free_list::num_allocate_visits): New static data member.
5985 (Free_list::init): New function.
5986 (Free_list::remove): New function.
5987 (Free_list::allocate): New function.
5988 (Free_list::dump): New function.
5989 (Free_list::print_stats): New function.
5990 (Layout_task_runner::run): Resize output file for incremental updates.
5991 (Layout::Layout): Initialize new data members.
5992 (Layout::set_incremental_base): New function.
5993 (Layout::init_fixed_output_section): New function.
5994 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
5995 incremental updates.
5996 (Layout::create_gold_note): Do not create gold note section for
5997 incremental updates.
5998 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
5999 for incremental updates.
6000 (Layout::set_section_offsets): For incremental updates, allocate space
6002 (Layout::create_symtab_sections): Layout with offsets relative to
6003 start of section; for incremental updates, allocate space from free
6005 (Layout::create_shdrs): For incremental updates, allocate space from
6007 (Layout::finish_dynamic_section): For incremental updates, do not
6008 check --as-needed (fixed in subsequent patch).
6009 * layout.h (class Free_list): New class.
6010 (Layout::set_incremental_base): New function.
6011 (Layout::incremental_base): New function.
6012 (Layout::init_fixed_output_section): New function.
6013 (Layout::allocate): New function.
6014 (Layout::incremental_base_): New data member.
6015 (Layout::free_list_): New data member.
6016 * main.cc (main): Print Free_list statistics.
6017 * object.cc (Relobj::finalize_incremental_relocs): Add
6018 clear_counts parameter; clear counts only when clear_counts is set.
6019 (Sized_relobj::Sized_relobj): Initialize new base class.
6020 (Sized_relobj::do_layout): Don't report special sections.
6021 (Sized_relobj::do_for_all_local_got_entries): New function.
6022 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
6023 symtab_off to all symbol table offsets.
6024 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
6025 * object.h (class Got_offset_list): Move to top of file.
6026 (Object::Object): Allow case where input_file == NULL.
6027 (Object::~Object): Likewise.
6028 (Object::input_file): Assert that input_file != NULL.
6029 (Object::lock): Allow case where input_file == NULL.
6030 (Object::unlock): Likewise.
6031 (Object::is_locked): Likewise.
6032 (Object::token): Likewise.
6033 (Object::release): Likewise.
6034 (Object::is_incremental): New function.
6035 (Object::get_mtime): New function.
6036 (Object::for_all_local_got_entries): New function.
6037 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
6038 (Object::set_is_in_system_directory): New function.
6039 (Object::is_in_system_directory): New function.
6040 (Object::do_is_incremental): New function.
6041 (Object::do_get_mtime): New function.
6042 (Object::do_for_all_local_got_entries): New function.
6043 (Object::is_in_system_directory_): New data member.
6044 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
6045 (class Sized_relobj_base): New class.
6046 (class Sized_relobj): Derive from Sized_relobj_base.
6047 (class Sized_relobj::Symbols): Redeclare from base class.
6048 (class Sized_relobj::local_got_offset_list): Remove.
6049 (class Sized_relobj::Output_sections): Redeclare from base class.
6050 (class Sized_relobj::do_for_all_local_got_entries): New function.
6051 (class Sized_relobj::write_local_symbols): Add offset parameter.
6052 (class Sized_relobj::local_symbol_offset_): Update comment.
6053 (class Sized_relobj::local_dynsym_offset_): Update comment.
6054 * options.cc (Input_arguments::add_file): Remove const.
6055 * options.h (Input_file_argument::Input_file_argument):
6056 Initialize arg_serial_ (all constructors).
6057 (Input_file_argument::set_arg_serial): New function.
6058 (Input_file_argument::arg_serial): New function.
6059 (Input_file_argument::arg_serial_): New data member.
6060 (Input_arguments::Input_arguments): Initialize file_count_.
6061 (Input_arguments::add_file): Remove const.
6062 (Input_arguments::number_of_input_files): New function.
6063 (Input_arguments::file_count_): New data member.
6064 (Command_line::number_of_input_files): Call
6065 Input_arguments::number_of_input_files.
6066 * output.cc (Output_segment_headers::Output_segment_headers):
6068 (Output_section::Input_section::current_data_size): New function.
6069 (Output_section::Output_section): Initialize new data members.
6070 (Output_section::add_input_section): Don't do merge sections for
6071 an incremental link; allocate space from free list for an
6073 (Output_section::add_output_section_data): Allocate space from
6074 free list for an incremental update.
6075 (Output_section::update_data_size): New function.
6076 (Output_section::set_fixed_layout): New function.
6077 (Output_section::reserve): New function.
6078 (Output_segment::set_section_addresses): Remove const.
6079 (Output_segment::set_section_list_addresses): Remove const; allocate
6080 space from free list for an incremental update.
6081 (Output_segment::set_offset): Adjust size of RELRO segment for an
6083 * output.h (Output_data::current_data_size): Move here from
6085 (Output_data::pre_finalize_data_size): New function.
6086 (Output_data::update_data_size): New function.
6087 (Output_section_headers::update_data_size): new function.
6088 (Output_section_data_build::current_data_size): Move to Output_data.
6089 (Output_data_strtab::update_data_size): New function.
6090 (Output_section::current_data_size): Move to Output_data.
6091 (Output_section::set_fixed_layout): New function.
6092 (Output_section::has_fixed_layout): New function.
6093 (Output_section::reserve): New function.
6094 (Output_section::update_data_size): New function.
6095 (Output_section::has_fixed_layout_): New data member.
6096 (Output_section::free_list_): New data member.
6097 (Output_segment::set_section_addresses): Remove const.
6098 (Output_segment::set_section_list_addresses): Remove const.
6099 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
6101 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
6103 * readsyms.cc (Read_symbols::do_read_symbols): Add library
6104 parameter when calling Add_symbols constructor; store argument
6105 serial number for members of a lib group.
6106 (Add_symbols::locks): Allow case where token == NULL.
6107 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
6108 (Read_member::~Read_member): New function.
6109 (Read_member::is_runnable): New function.
6110 (Read_member::locks): New function.
6111 (Read_member::run): New function.
6112 (Check_script::~Check_script): New function.
6113 (Check_script::is_runnable): New function.
6114 (Check_script::locks): New function.
6115 (Check_script::run): New function.
6116 (Check_library::~Check_library): New function.
6117 (Check_library::is_runnable): New function.
6118 (Check_library::locks): New function.
6119 (Check_library::run): New function.
6120 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
6121 (Add_symbols::library_): New data member.
6122 (class Read_member): New class.
6123 (class Check_script): New class.
6124 (class Check_library): New class.
6125 * reloc.cc (Read_relocs::is_runnable): Allow case where
6127 (Read_relocs::locks): Likewise.
6128 (Scan_relocs::locks): Likewise.
6129 (Relocate_task::locks): Likewise.
6130 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
6132 (Sized_relobj::incremental_relocs_scan): Fix comment.
6133 (Sized_relobj::do_relocate): Pass output file offset to
6134 write_local_symbols.
6135 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
6136 from class declaration.
6137 * script.cc (read_input_script): Allocate Script_info; pass
6138 argument serial number to report_script.
6139 * script.h (class Script_info): Move to incremental.h.
6140 * symtab.cc (Symbol_table::add_from_incrobj): New function.
6141 * symtab.h (Symbol_table::add_from_incrobj): New function.
6142 (Symbol_table::set_file_offset): New function.
6144 2011-04-05 Cary Coutant <ccoutant@google.com>
6146 * incremental-dump.cc (dump_incremental_inputs): Change signature
6147 to take a Sized_incremental_binary; change caller. Use readers
6148 in Sized_incremental_binary.
6150 (Sized_incremental_binary::find_incremental_inputs_sections):
6151 Rename do_find_incremental_inputs_sections to this.
6152 (Sized_incremental_binary::setup_readers): New function.
6153 (Sized_incremental_binary::do_check_inputs): Check
6154 has_incremental_info_ flag; move setup code to setup_readers;
6156 (Sized_incremental_binary::do_file_is_unchanged): New function.
6157 (Sized_incremental_binary::do_get_input_reader): New function.
6158 * incremental.h (class Incremental_binary): Move to end of file.
6159 (Incremental_binary::file_is_unchanged): New function.
6160 (Incremental_binary::do_file_is_unchanged): New function.
6161 (Incremental_binary::Input_reader): New class.
6162 (Incremental_binary::get_input_reader): New function.
6163 (class Sized_incremental_binary): Move to end of file.
6164 (Sized_incremental_binary::Sized_incremental_binary): Setup the
6165 input section reader classes.
6166 (Sized_incremental_binary::has_incremental_info): New function.
6167 (Sized_incremental_binary::inputs_reader): New function.
6168 (Sized_incremental_binary::symtab_reader): New function.
6169 (Sized_incremental_binary::relocs_reader): New function.
6170 (Sized_incremental_binary::got_plt_reader): New function.
6171 (Sized_incremental_binary::do_file_is_unchanged): New function.
6172 (Sized_incremental_binary::Sized_input_reader): New class.
6173 (Sized_incremental_binary::get_input_reader): New function.
6174 (Sized_incremental_binary::find_incremental_inputs_sections):
6175 Rename do_find_incremental_inputs_sections to this.
6176 (Sized_incremental_binary::setup_readers): New function.
6177 (Sized_incremental_binary::has_incremental_info_): New data member.
6178 (Sized_incremental_binary::inputs_reader_): New data member.
6179 (Sized_incremental_binary::symtab_reader_): New data member.
6180 (Sized_incremental_binary::relocs_reader_): New data member.
6181 (Sized_incremental_binary::got_plt_reader_): New data member.
6182 (Sized_incremental_binary::current_input_file_): New data member.
6184 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
6187 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
6190 2011-03-30 Cary Coutant <ccoutant@google.com>
6192 * archive.cc (Archive::include_member): Adjust call to report_object.
6193 (Add_archive_symbols::run): Add script_info to call to
6194 report_archive_begin.
6195 (Lib_group::include_member): Adjust call to report_object.
6196 (Add_lib_group_symbols::run): Adjust call to report_object.
6197 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
6198 blocks. Add object count for script input files.
6199 * incremental.cc (Incremental_inputs::report_archive_begin): Add
6200 script_info parameter; change all callers.
6201 (Incremental_inputs::report_object): Add script_info parameter;
6203 (Incremental_inputs::report_script): Store backpointer to
6204 incremental info entry.
6205 (Output_section_incremental_inputs::set_final_data_size): Record
6206 additional information for scripts.
6207 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6208 * incremental.h (Incremental_script_entry::add_object): New function.
6209 (Incremental_script_entry::get_object_count): New function.
6210 (Incremental_script_entry::get_object): New function.
6211 (Incremental_script_entry::objects_): New data member; adjust
6213 (Incremental_inputs::report_archive_begin): Add script_info parameter.
6214 (Incremental_inputs::report_object): Add script_info parameter.
6215 (Incremental_inputs_reader::get_object_count): New function.
6216 (Incremental_inputs_reader::get_object_offset): New function.
6217 * options.cc (Input_arguments::add_file): Return reference to
6219 * options.h (Input_argument::set_script_info): New function.
6220 (Input_argument::script_info): New function.
6221 (Input_argument::script_info_): New data member; adjust all
6223 (Input_file_group::add_file): Return reference to new input argument.
6224 (Input_file_lib::add_file): Likewise.
6225 (Input_arguments::add_file): Likewise.
6226 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
6227 * script.cc (Parser_closure::Parser_closure): Add script_info
6228 parameter; adjust all callers.
6229 (Parser_closure::script_info): New function.
6230 (Parser_closure::script_info_): New data member.
6231 (read_input_script): Report scripts earlier to incremental info.
6232 (script_add_file): Set script_info in Input_argument.
6233 (script_add_library): Likewise.
6234 * script.h (Script_options::Script_info): Rewrite class.
6236 2011-03-29 Cary Coutant <ccoutant@google.com>
6238 * archive.cc (Library_base::should_include_member): Move
6239 method here from class Archive.
6240 (Archive::Archive): Initialize base class.
6241 (Archive::should_include_member): Move to base class.
6242 (Archive::do_for_all_unused_symbols): New function.
6243 (Add_archive_symbols::run): Remove redundant access to
6245 (Lib_group::Lib_group): Initialize base class.
6246 (Lib_group::do_filename): New function.
6247 (Lib_group::include_member): Pass pointer to Lib_group to
6249 (Lib_group::do_for_all_unused_symbols): New function.
6250 (Add_lib_group_symbols::run): Report archive information for
6252 * archive.h (class Library_base): New base class.
6253 (class Archive): Derive from Library_base.
6254 (Archive::filename): Move to base class.
6255 (Archive::set_incremental_info): Likewise.
6256 (Archive::incremental_info): Likewise.
6257 (Archive::Should_include): Likewise.
6258 (Archive::should_include_member): Likewise.
6259 (Archive::Armap_entry): Remove.
6260 (Archive::Unused_symbol_iterator): Remove.
6261 (Archive::unused_symbols_begin): Remove.
6262 (Archive::unused_symbols_end): Remove.
6263 (Archive::do_filename): New function.
6264 (Archive::do_get_mtime): New function.
6265 (Archive::do_for_all_unused_symbols): New function.
6266 (Archive::task_): Move to base class.
6267 (Archive::incremental_info_): Likewise.
6268 (class Lib_group): Derive from Library_base.
6269 (Lib_group::do_filename): New function.
6270 (Lib_group::do_get_mtime): New function.
6271 (Lib_group::do_for_all_unused_symbols): New function.
6272 (Lib_group::task_): Move to base class.
6273 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
6275 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
6277 * incremental.cc (Incremental_inputs::report_archive_begin):
6278 Use Library_base; call library's get_mtime; add incremental inputs
6279 entry before members.
6280 (class Unused_symbol_visitor): New class.
6281 (Incremental_inputs::report_archive_end): Use Library_base; use
6282 visitor class to record unused symbols; don't add incremental inputs
6283 entry after members.
6284 (Incremental_inputs::report_object): Use Library_base.
6286 (Incremental_archive_entry::Incremental_archive_entry): Remove
6287 unused Archive parameter.
6288 (Incremental_inputs::report_archive_begin): Use Library_base.
6289 (Incremental_inputs::report_archive_end): Likewise.
6290 (Incremental_inputs::report_object): Likewise.
6291 * object.cc (Sized_relobj::do_for_all_global_symbols): New
6293 * object.h (Object::for_all_global_symbols): New function.
6294 (Object::do_for_all_global_symbols): New function.
6295 (Sized_relobj::do_for_all_global_symbols): New function.
6296 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
6298 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
6301 2011-03-27 Ian Lance Taylor <iant@google.com>
6303 * archive.cc (Archive::interpret_header): Return -1 if something
6304 goes wrong. Change callers accordingly.
6306 2011-03-25 Cary Coutant <ccoutant@google.com>
6308 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
6309 * testsuite/Makefile.in: Regenerate.
6311 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
6313 * plugin.cc (get_view): New.
6314 (Plugin::load): Pass get_view to the plugin.
6315 (Plugin_manager::get_view): New.
6317 2011-03-21 Ian Lance Taylor <iant@google.com>
6319 * testsuite/final_layout.sh: Rewrite to not use dc.
6320 * testsuite/relro_test.sh: Fail if dc is not present.
6322 2011-03-21 Sriraman Tallam <tmsriram@google.com>
6324 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
6326 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
6327 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
6329 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
6330 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
6332 2011-03-14 Ian Lance Taylor <iant@google.com>
6334 * script-sections.cc (Sort_output_sections::script_compare):
6335 Rename from is_before, change return type.
6336 (Sort_output_sections::operator()): Adjust accordingly.
6338 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
6341 * testsuite/odr_violation2.cc: Add comment to make all error line
6342 numbers double digits.
6343 * testsuite/debug_msg.sh: Adjust expected errors.
6345 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
6347 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
6348 but mark earlier ones as non-canonical
6349 (offset_to_iterator): Update search target and example
6350 (do_addr2line): Return extra lines in a vector*
6351 (format_file_lineno): Extract from do_addr2line
6352 (one_addr2line): Add vector* out-param
6353 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
6354 when a lineno entry appeared last for its instruction
6355 (Dwarf_line_info): Add vector* out-param
6356 * object.cc (Relocate_info): Pass NULL for the vector* out-param
6357 * symtab.cc (Odr_violation_compare): Include the lineno in the
6359 (linenos_from_loc): New. Combine the canonical line for an
6360 address with its other lines.
6361 (True_if_intersect): New. Helper functor to make
6362 std::set_intersection a query.
6363 (detect_odr_violations): Compare sets of lines instead of just
6364 one line for each function. This became less deterministic, but
6365 has fewer false positives.
6366 * symtab.h: Declarations.
6367 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
6368 mix an optimized and non-optimized object in the same binary
6369 (odr_violation2.so): Same.
6370 * testsuite/Makefile.in: Regenerate from Makefile.am.
6371 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
6372 * testsuite/debug_msg.sh: Update line numbers and add
6374 * testsuite/odr_violation1.cc: Use OdrDerived, in a
6375 non-optimized context.
6376 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
6377 isn't inlined, and use OdrDerived in an optimized context.
6378 * testsuite/odr_header1.h: Defines OdrDerived, where
6379 optimization will change the
6380 first-instruction-in-the-destructor's file and line number.
6381 * testsuite/odr_header2.h: Defines OdrBase.
6383 2011-03-09 Ian Lance Taylor <iant@google.com>
6385 * fileread.cc (File_read::clear_views): Don't delete the whole
6388 2011-03-08 Ian Lance Taylor <iant@google.com>
6391 * fileread.cc: #include <climits>.
6392 (GOLD_IOV_MAX): Define.
6393 (File_read::read_multiple): Limit number of entries by iov_max.
6394 * fileread.h (class File_read): Always set max_readv_entries to
6397 2011-03-07 Ian Lance Taylor <iant@google.com>
6400 * options.h (class General_options): Add -dy and -dn.
6402 2011-03-02 Cary Coutant <ccoutant@google.com>
6404 * testsuite/script_test_9.t: Add TLS segment.
6406 2011-03-02 Simon Baldwin <simonb@google.com>
6408 * configure.ac: Add check for gnu_indirect_function support in
6409 the toolchain building binutils.
6410 * configure: Rebuild.
6412 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
6414 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
6415 plugin only symbols.
6416 (Symbol_table::sized_finalize_symbol) Mark symbol only present
6417 in plugin files as not needed in the symbol table.
6419 2011-02-11 Sriraman Tallam <tmsriram@google.com>
6421 * output.cc (Output_section::add_input_section): Delay fill
6422 generation for section ordering.
6424 2011-02-09 Ian Lance Taylor <iant@google.com>
6427 * object.h (class Sized_relobj): Remove clear_local_symbols.
6428 * reloc.cc (Sized_relobj::do_relocate): Don't call
6429 clear_local_symbols.
6431 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
6433 * plugin.cc (is_visible_from_outside): Return true for symbols
6436 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
6438 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
6441 2011-02-02 Sriraman Tallam <tmsriram@google.com>
6443 * icf.h (is_section_foldable_candidate): Change type of parameter
6445 * icf.cc (Icf::find_identical_sections): Change type of local variable
6446 section_name to be std::string.
6447 (is_function_ctor_or_dtor): Change type of parameter to std::string.
6449 2011-01-25 Ian Lance Taylor <iant@google.com>
6451 * script.cc (script_add_extern): Rewrite to use
6452 add_symbol_reference.
6454 2011-01-25 Doug Kwan <dougkwan@google.com>
6456 * icf.cc (get_section_contents): Always lock section's object.
6458 2011-01-24 Ian Lance Taylor <iant@google.com>
6460 * options.h (class General_options): Accept
6461 --no-detect-odr-violations.
6463 2011-01-24 Ian Lance Taylor <iant@google.com>
6465 * version.cc (version_string): Bump to 1.11.
6467 2011-01-24 Ian Lance Taylor <iant@google.com>
6469 * plugin.cc (class Plugin_rescan): Define new class.
6470 (Plugin_manager::claim_file): Set any_claimed_.
6471 (Plugin_manager::save_archive): New function.
6472 (Plugin_manager::save_input_group): New function.
6473 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
6475 (Plugin_manager::new_undefined_symbol): New function.
6476 (Plugin_manager::rescan): New function.
6477 (Plugin_manager::rescannable_defines): New function.
6478 (Plugin_manager::add_input_file): Set any_added_.
6479 * plugin.h (class Plugin_manager): define new fields rescannable_,
6480 undefined_symbols_, any_claimed_, and any_added_. Declare
6481 Plugin_rescan as friend. Declare new functions.
6482 (Plugin_manager::Rescannable): Define type.
6483 (Plugin_manager::Rescannable_list): Define type.
6484 (Plugin_manager::Undefined_symbol_list): Define type.
6485 (Plugin_manager::Plugin_manager): Initialize new fields.
6486 * archive.cc (Archive::defines_symbol): New function.
6487 (Add_archive_symbols::run): Pass archive to plugins if any.
6488 * archive.h (class Archive): Declare defines_symbol.
6489 * readsyms.cc (Input_group::~Input_group): New function.
6490 (Finish_group::run): Pass input_group to plugins if any.
6491 * readsyms.h (class Input_group): Declare destructor.
6492 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
6495 2011-01-10 Ian Lance Taylor <iant@google.com>
6497 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
6499 (Layout::set_segment_offsets): Reset increase_relro before calling
6500 set_section_addresses a second time.
6502 2011-01-04 Cary Coutant <ccoutant@google.com>
6504 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
6505 sections before NOBITS sections.
6507 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
6509 * version.cc (print_version): Update copyright to 2011.
6511 2010-12-23 Cary Coutant <ccoutant@google.com>
6513 * output.h (Output_data_reloc::add_output_section): Pass OD instead
6514 of OS to this->add. Add OD parameter to second form of the function.
6516 2010-12-20 Ian Lance Taylor <iant@google.com>
6518 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
6519 second of two consecutive entries with same offset.
6521 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6523 * testsuite/Makefile.am (ifuncmain2static_LDADD)
6524 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
6525 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
6526 to avoid unneeded links against $(LDADD).
6527 * testsuite/Makefile.in: Regenerate.
6529 2010-12-15 Ian Lance Taylor <iant@google.com>
6532 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
6533 for R_X86_64_32 and R_X86_64_PC32.
6534 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
6535 ver_matching_def_pic.o.
6536 (ver_matching_def_pic.o): New target.
6538 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6540 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
6541 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
6542 Move definition before File_read::View member definitions.
6543 (File_read::View::~View): Initialize and hold lock before
6544 updating current_mapped_bytes.
6546 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6548 * dwarf_reader.cc: Remove outdated comment.
6549 * gold-threads.cc: Fix typo in error message.
6550 * archive.cc: Fix typos in comments.
6551 * archive.h: Likewise.
6552 * arm-reloc-property.cc: Likewise.
6553 * arm-reloc-property.h: Likewise.
6554 * arm-reloc.def: Likewise.
6556 * attributes.h: Likewise.
6557 * cref.cc: Likewise.
6558 * ehframe.cc: Likewise.
6559 * fileread.h: Likewise.
6561 * i386.cc: Likewise.
6563 * incremental.h: Likewise.
6564 * int_encoding.cc: Likewise.
6565 * layout.h: Likewise.
6566 * main.cc: Likewise.
6567 * merge.h: Likewise.
6568 * object.cc: Likewise.
6569 * object.h: Likewise.
6570 * options.cc: Likewise.
6571 * readsyms.cc: Likewise.
6572 * reduced_debug_output.cc: Likewise.
6573 * reloc.cc: Likewise.
6574 * script-sections.cc: Likewise.
6575 * sparc.cc: Likewise.
6576 * symtab.h: Likewise.
6577 * target-reloc.h: Likewise.
6578 * target.cc: Likewise.
6579 * target.h: Likewise.
6580 * timer.cc: Likewise.
6581 * timer.h: Likewise.
6582 * x86_64.cc: Likewise.
6584 2010-12-09 Cary Coutant <ccoutant@google.com>
6586 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
6588 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
6589 parameter; change all callers.
6590 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
6591 * options.h (warn_execstack): New option.
6593 2010-12-07 Doug Kwan <dougkwan@google.com>
6595 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
6596 like function call relocations.
6598 2010-12-07 Ian Lance Taylor <iant@google.com>
6600 * archive.cc (Archive::get_elf_object_for_member): Permit
6601 punconfigured to be NULL.
6602 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
6603 (Archive::include_member): Pass NULL to get_elf_object_for_member
6604 if we searched for the archive and this is the first included
6607 2010-12-01 Ian Lance Taylor <iant@google.com>
6609 * dwarf_reader.h (class Sized_dwarf_line_info): Add
6610 track_relocs_type_ field.
6611 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6612 Set track_relocs_type_.
6613 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
6614 contents when using RELA relocs.
6615 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
6617 * reloc.cc (Track_relocs::next_addend): New function.
6618 * reloc.h (class Track_relocs): Declare next_addend.
6620 2010-12-01 Ian Lance Taylor <iant@google.com>
6622 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
6625 2010-12-01 Ian Lance Taylor <iant@google.com>
6627 * README: Update compilers known to work and fail.
6629 2010-11-23 Matthias Klose <doko@ubuntu.com>
6631 * configure.in: For --enable-gold, handle value `default' instead of
6632 `both*'. Always install ld as ld.bfd, install as ld if gold is
6634 * configure: Regenerate.
6636 2010-11-18 Doug Kwan <dougkwan@google.com>
6638 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
6639 and right_alignment to be zero. Store result alignment only if it is
6640 greater than existing alignment.
6642 2010-11-16 Cary Coutant <ccoutant@google.com>
6645 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6646 Check for ".zdebug_line".
6648 2010-11-16 Doug Kwan <dougkwan@google.com>
6649 Cary Coutant <ccoutant@google.com>
6651 * output.h (Output_segment::set_section_addresses): Pass increase_relro
6652 by reference; adjust all callers.
6653 * output.cc (Output_segment::set_section_addresses): Adjust references
6654 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
6656 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
6657 end at page boundary.
6659 2010-11-16 Cary Coutant <ccoutant@google.com>
6662 * layout.cc (Layout::choose_output_section): Transform names of
6663 compressed sections even when using a script with a SECTIONS clause.
6664 (Layout::output_section_name): Remove code to transform
6665 compressed debug section names.
6666 * output.cc (Output_section::add_input_section): Use uncompressed
6667 section size when tracking input sections.
6669 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
6671 * symtab.h (Symbol::NON_PIC_REF): Remove.
6672 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
6673 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
6674 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
6675 (Symbol::use_plt_offset): Take a flags argument and pass it
6676 directly to needs_dynamic_reloc. Restrict check for undefined
6677 weak symbols to function calls.
6678 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
6679 (Target_arm::Scan::global): Use it.
6680 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
6681 (Target_arm::Relocate::relocate): Likewise.
6682 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
6683 parameter with an r_type parameter. Use get_reference_flags
6685 (Target_arm::Relocate::relocate): Update accordingly.
6686 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
6687 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
6688 (Target_i386::Scan::global): Likewise.
6689 (Target_i386::Relocate::relocate): Likewise.
6690 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
6691 parameter with an r_type parameter. Use get_reference_flags
6693 (Target_i386::Relocate::relocate): Update accordingly.
6694 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
6695 (Target_powerpc::Scan::global): Use it.
6696 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
6697 (Target_powerpc::Relocate::relocate): Likewise.
6698 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
6699 (Target_sparc::Scan::global): Use it.
6700 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
6701 (Target_sparc::Relocate::relocate): Likewise.
6702 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
6703 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
6704 (Target_x86_64::Scan::global): Likewise.
6705 (Target_x86_64::Relocate::relocate): Likewise.
6707 2010-11-08 Doug Kwan <dougkwan@google.com>
6708 Cary Coutant <ccoutant@google.com>
6710 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
6711 (Arm_exidx_merge_section::section_contents_): New data member.
6712 (Arm_input_section::Arm_input_section): Initialize original_contents_.
6713 (Arm_input_section::~Arm_input_section): De-allocate memory.
6714 (Arm_input_section::original_contents_): New data member.
6715 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
6716 in parameters instead of calling Object::section_contents without
6718 (Arm_output_section::group_section): New parameter TASK. Pass it
6719 to callees that need locking objects.
6720 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
6721 to lock EXIDX input sections. Fix a formatting issue. Call
6722 Arm_exidx_merged_section::build_contents to create merged section
6724 (Arm_output_section::create_stub_group): New parameter TASK. Use it
6725 to lock object of stub table owner.
6726 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
6727 TEXT_SIZE to initialize data member TEXT_SIZE_.
6728 (Arm_exidx_input_section::addralign): Fix typo in comment.
6729 (Arm_exidx_input_section::text_size): New method.
6730 (Target_arm::do_relax): New parameter TASK. Pass it to callees
6731 that require locking objects. Lock objects before scanning for stubs
6732 and updating local symbols.
6733 (Arm_input_section<big_endian>::init): Copy contents of original
6735 (Arm_input_section<big_endian>::do_write): Use saved contents of
6736 original input section instead of calling Object::section_contents
6738 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
6739 size without calling Object::section_size().
6740 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
6741 for size. Allocate a buffer for merged EXIDX entries.
6742 (Arm_exidx_merged_section::build_contents): New method.
6743 (Arm_exidx_merged_section::do_write): Move merge section contents
6744 building code to Arm_exidx_merged_section::build_contetns. Write
6745 out contetns in buffer instead of building it on the fly.
6746 (Arm_relobj::make_exidx_input_section): Also pass text section size
6747 to Arm_exidx_input_section constructor.
6748 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
6749 (Arm_dynobj::do_read_symbols): Fix memory leak.
6750 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
6751 * target.h: (class Task): Add forward declaration.
6752 (Target::relax): Add new parameter TASK and pass it to
6754 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
6756 2010-11-05 Cary Coutant <ccoutant@google.com>
6759 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
6760 object when reading from the file.
6761 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
6763 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
6764 when reading section contents.
6765 (get_section_contents): Likewise.
6766 (icf::find_identical_sections): Likewise.
6767 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
6768 object when reading from the file.
6769 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
6770 the object when doing deferred section layout.
6772 2010-11-03 Nick Clifton <nickc@redhat.com>
6775 * script.h (class Symbol_assignment: name): New member. Returns
6776 the name of the symbol.
6777 * scrfipt.cc (Script_options::is_pending_assignment): New member.
6778 Returns true if the given symbol name is on the list of
6779 assignments wating to be processed.
6780 * archive.cc (should_incldue_member): If the symbol is undefined,
6781 check to see if it is on the list of symbols pending assignment.
6783 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
6785 * script-sections.cc (Script_sections::find_memory_region): Check
6786 for a NULL output section pointer.
6788 2010-10-29 Doug Kwan <dougkwan@google.com>
6790 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
6791 Output_section::add_relaxed_input_section.
6792 * output.cc (Output_section::add_relaxed_input_section): Add new
6793 arguments LAYOUT and NAME. Set section order index.
6794 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6795 Copy section order index.
6796 * output.h (Output_section::add_relaxed_input_section): Add new
6797 arguments LAYOUT and NAME.
6799 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6801 * testsuite/Makefile.am: Move gcctestdir/ld rule to
6802 NATIVE_OR_CROSS_LINKER.
6803 * testsuite/Makefile.in: Regenerate.
6805 2010-10-20 Doug Kwan <dougkwan@google.com>
6807 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
6808 without SHF_LINK_ORDER flags.
6809 * layout.cc (Layout::choose_output_section): Do not filter
6810 SHF_LINK_ORDER flag in a relocatable link.
6812 2010-10-17 Cary Coutant <ccoutant@google.com>
6814 * output.h (Output_segment::set_section_addresses): Change function
6815 signature. Update all callers.
6816 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
6818 (Output_segment::set_section_addresses): Align after last TLS
6819 section. Add padding before last relro section instead of after.
6821 2010-10-17 Doug Kwan <dougkwan@google.com>
6823 * gold/arm.cc (Target_arm::got_section): Use correct order and set
6824 GOT output section to be writable.
6826 2010-10-14 Cary Coutant <ccoutant@google.com>
6828 * debug.h (DEBUG_INCREMENTAL): New flag.
6829 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
6830 * gold.cc (queue_initial_tasks): Check parameters for incremental link
6832 * incremental.cc (report_command_line): Ignore all forms of
6834 * layout.cc (Layout::Layout): Check parameters for incremental link
6836 * options.cc (General_options::parse_incremental): New function.
6837 (General_options::parse_no_incremental): New function.
6838 (General_options::parse_incremental_full): New function.
6839 (General_options::parse_incremental_update): New function.
6840 (General_options::incremental_mode_): New data member.
6841 (General_options::finalize): Check incremental_mode_.
6842 * options.h (General_options): Update help text for --incremental.
6843 Add --no-incremental, --incremental-full, --incremental-update.
6844 (General_options::Incremental_mode): New enum type.
6845 (General_options::incremental_mode): New function.
6846 (General_options::incremental_mode_): New data member.
6847 * parameters.cc (Parameters::incremental_mode_): New data member.
6848 (Parameters::set_options): Set incremental_mode_.
6849 (Parameters::set_incremental_full): New function.
6850 (Parameters::incremental): New function.
6851 (Parameters::incremental_update): New function.
6852 (set_parameters_incremental_full): New function.
6853 * parameters.h (Parameters::set_incremental_full): New function.
6854 (Parameters::incremental): New function.
6855 (Parameters::incremental_update): New function.
6856 (Parameters::incremental_mode_): New data member.
6857 (set_parameters_incremental_full): New function.
6858 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
6859 incremental link mode.
6860 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
6861 (Sized_relobj::do_relocate_sections): Likewise.
6862 * testsuite/Makefile.am (incremental_test): Use --incremental-full
6864 * testsuite/Makefile.in: Regenerate.
6865 * testsuite/incremental_test.sh: Filter all forms of --incremental.
6867 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6869 * script-sections.h (class Script_sections): Make
6870 Sections_elements typedef public.
6871 * script-sections.cc (class Sort_output_sections): Add elements_
6872 field. Add constructor which sets it; change all callers.
6873 (Sort_output_sections::is_before): New function.
6874 (Sort_output_sections::operator()): Call is_before.
6875 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
6877 * testsuite/script_test_10.sh: New test. Test script section
6879 * testsuite/script_test_10.t: Likewise.
6880 * testsuite/script_test_10.s: Likewise.
6881 * testsuite/Makefile.am: Wrap the cross linker tests and the
6882 common tests into NATIVE_OR_CROSS_LINKER.
6883 (check_SCRIPTS): Add script_test_10.sh.
6884 (check_DATA): Add script_test_10.stdout.
6885 (script_test_10.o, script_test_10): New targets.
6886 (script_test_10.stdout): New target.
6887 * configure, testsuite/Makefile.in: Regenerate.
6889 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6891 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
6892 error for the deprecated relocations.
6893 (Target_arm::Scan::global): Likewise.
6894 (Target_arm::Relocate::relocate): Likewise.
6896 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
6898 * fileread.cc (Input_file::find_file): Initialize *found_name
6899 and *namep when using the fallback search for case 4.
6901 2010-10-11 Cary Coutant <ccoutant@google.com>
6903 * options.h (class General_options): Redefine -z lazy as an alias for
6904 the negation of -z now.
6906 2010-10-11 Ian Lance Taylor <iant@google.com>
6908 * resolve.cc (symbol_to_bits): Report the value of the unsupported
6911 2010-10-06 Nick Clifton <nickc@redhat.com>
6913 * script-sections.cc(class Memory_region): Remove
6914 current_lma_offset_ field. Rename current_vma_offset_ to
6915 current_offset_. Add last_section_ field.
6916 (Memory_region::get_current_vma_address): Rename to
6917 get_current_address.
6918 (Memory_region::get_current_lma_address): Delete.
6919 (Memory_region::increment_vma_offset): Rename to
6921 (Memory_region::increment_lma_offset): Delete.
6922 (Memory_region::attributes_compatible): New method. Returns
6923 true if the provided section is compatible with the region.
6924 (Memory_region::get_last_section): New method. Returns the last
6925 section to use the region.
6926 (Memory_region::set_last_section): New method. Stores the last
6927 section to use the region.
6928 (Script_sections::block_in_region): New method. Returns true if
6929 a block of memory is contained within a region.
6930 (Script_sections::find_memory_region): New method. Locates a
6931 memory region to be used to set a VMA or LMA address.
6932 (Output_section_definition::set_section_addresses): Add code to
6933 check for addresses set by memory regions.
6934 (Output_segment::set_section_addresses): Remove memory region
6936 (Script_sections::create_segment): Add a warning if a header
6937 segment is created outside of any region.
6938 * script-sections.h (class Script_sections): Add prototypes for
6939 find_memory_region and block_in_region methods.
6940 * testsuite/memory_test.s: Use .long instead of .word.
6941 * testsuite/memory_test.t: Add some more output sections.
6942 * testsuite/memory_test.sh: Update expected output.
6944 2010-10-02 Doug Kwan <dougkwan@google.com>
6946 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
6947 defintion to symtab.h
6948 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
6949 declaration to defintion.
6951 2010-10-01 Nick Clifton <nickc@redhat.com>
6953 * expression.cc (eval): Replace dummy argument with NULL.
6954 (eval_maybe_dot): Check for a NULL result section pointer.
6955 (Symbol_expression::value): Likewise.
6956 (Dot_expression::value): Likewise.
6957 (BINARY_EXPRESSION): Likewise.
6958 (Max_expression::value): Likewise.
6959 (Min_expression::value): Likewise.
6960 (Absolute_expression::value): Likewise.
6961 (Addr_expression::value_from_output_section): Likewise.
6962 (Loaddddr_expression::value_from_output_section): Likewise.
6963 (Segment_start_expression::value): Likewise.
6964 * script-sections.cc
6965 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
6967 (Sections_elememt_dot_assignment::set_section_addresses):
6969 (Output_data_expression::do_write_to_buffer): Likewise.
6970 (Output_section_definition::finalize_symbols): Likewise.
6971 (Output_section_definition::set_section_addresses): Likewise.
6973 2010-09-30 Doug Kwan <dougkwan@google.com>
6975 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
6977 2010-09-28 Sriraman Tallam <tmsriram@google.com>
6979 * target.h (Target::can_icf_inline_merge_sections): New virtual
6981 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
6983 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
6985 * icf.cc (get_section_contents): Inline merge sections only when
6988 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6990 * configure: Regenerate.
6992 2010-09-17 Ian Lance Taylor <iant@google.com>
6994 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
6995 * testsuite/Makefile.am (memory_test.o): New target.
6996 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
6998 * testsuite/Makefile.in: Rebuild.
7000 2010-09-17 Doug Kwan <dougkwan@google.com>
7002 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
7003 defintion if relocation uses GOT entries of the symbol.
7004 * testsuite/icf_safe_test.sh: Fix test.
7005 * testsuite/icf_safe_so_test.sh: Fix test.
7007 2010-09-16 Cary Coutant <ccoutant@google.com>
7009 * script_sections.cc (class Memory_region): Remove "NULL" from
7010 vector initializations.
7012 2010-09-15 Cary Coutant <ccoutant@google.com>
7014 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
7015 Resolve forwarding symbols.
7017 2010-09-15 Doug Kwan <dougkwan@google.com>
7019 * gold/testsuite/script_test_3.t: Add ARM special sections.
7020 * gold/testsuite/script_test_4.t: Same.
7021 * gold/testsuite/script_test_5.t: Same.
7022 * gold/testsuite/script_test_6.t: Same.
7023 * gold/testsuite/script_test_7.t: Same.
7024 * gold/testsuite/script_test_7.t: Same.
7025 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
7027 2010-09-14 Cary Coutant <ccoutant@google.com>
7029 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
7030 (Target_x86_64::Relocate::relocate_tls): Replace check for
7031 saw_tls_block_reloc_ with test for executable section.
7033 2010-09-12 Cary Coutant <ccoutant@google.com>
7035 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
7036 position-independent executables to shared libraries need dynamic
7038 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
7039 position-independent executables.
7040 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
7041 * testsuite/Makefile.in: Regenerate.
7043 2010-09-10 Nick Clifton <nickc@redhat.com>
7046 * testsuite/memory_test.t: Discard any sections that are not
7049 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
7052 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
7053 "This::" to work around a bug in gcc 4.2.
7055 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
7057 2010-09-09 Rafael Espindola <espindola@google.com>
7059 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
7060 sections with different PF_X flags in the same segment.
7061 (Layout::find_first_load_seg): Search all segments to find the first
7063 * options.h (rosegment): New.
7065 2010-09-08 Rafael Espindola <espindola@google.com>
7067 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
7069 2010-09-08 Doug Kwan <dougkwan@google.com>
7071 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
7072 (Arm_relobj::do_relocate_sections): Add new parameter for output
7073 file to match the parent.
7074 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
7075 of local symbols instead of input values. Update code to track
7076 changes in gold::relocate_section.
7077 * object.cc (Sized_relobj::compute_final_local_value): New methods.
7078 (Sized_relobj::compute_final_local_value_internal): New methods.
7079 (Sized_relobj::do_finalize_local_symbols): Move code from loop
7080 body into private version of Sized_relobj::compute_final_local_value.
7081 Call the inline method.
7082 * object.h (Symbol_value::Symbol_value): Define destructor. Free
7083 merged symbol value if there is one.
7084 (Symbol_value::has_output_value): New method defintiion.
7085 (Sized_relobj::Compute_final_local_value_status): New enum type.
7086 (Sized_relobj::compute_final_local_value): New methods.
7087 (Sized_relobj::compute_final_local_value_internal): New methods.
7088 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
7089 and arm_cortex_a8.sh.
7090 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
7091 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
7093 * Makefile.in: Regenerate.
7094 * testsuite/arm_bl_out_of_range.s: Update test.
7095 * testsuite/thumb_bl_out_of_range.s: Ditto.
7096 * testsuite/thumb_blx_out_of_range.s: Ditto.
7097 * testsuite/arm_branch_out_of_range.sh: New file.
7098 * testsuite/arm_cortex_a8.sh: Ditto.
7099 * testsuite/arm_cortex_a8_b.s: Ditto.
7100 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
7101 * testsuite/arm_cortex_a8_b_local.s: Ditto.
7102 * testsuite/arm_cortex_a8_bl.s: Ditto.
7103 * testsuite/arm_cortex_a8_blx.s: Ditto.
7104 * testsuite/arm_cortex_a8_local.s: Ditto.
7105 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
7106 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
7108 2010-09-08 Rafael Espindola <espindola@google.com>
7110 * Makefile.am (memory_test.stdout): Run readelf with -W.
7111 * Makefile.in: Regenerate.
7112 * testsuite/memory_test.sh: Make the regexps accept both 32 and
7115 2010-09-08 Rafael Espindola <espindola@google.com>
7117 * script-sections.cc (Script_sections::add_memory_region): Convert
7118 field precision to int.
7119 * script.cc (script_set_section_region, script_set_section_region):
7120 Convert field precision to int.
7122 2010-09-08 Rafael Espindola <espindola@google.com>
7124 * arm.cc (do_finalize_sections): Create the __exidx_start and
7125 __exdix_end symbols even when the section is missing.
7127 2010-09-08 Nick Clifton <nickc@redhat.com>
7129 * README: Remove claim that MEMORY is not supported.
7130 * expression.cc (script_exp_function_origin)
7131 (script_exp_function_length): Move from here to ...
7132 * script.cc: ... here.
7133 (script_set_section_region, script_add_memory)
7134 (script_parse_memory_attr, script_include_directive): New
7136 * script-sections.cc
7137 (class Memory_region): New class.
7138 (class Output_section_definition): Add set_memory_region,
7139 set_section_vma, set_section_lma and get_section_name methods.
7140 (class Script_Sections): Add add_memory_region,
7141 find_memory_region, find_memory_region_origin,
7142 find_memory_region_length and set_memory_region methods.
7143 Have set_section_addresses method walk the list of set memory
7145 Extend the print methos to display memory regions.
7146 * script-sections.h: Add prototypes for new methods.
7147 Add enum for MEMORY region attributes.
7148 * yyscript.y: Add support for parsing MEMORY regions.
7149 * script-c.h: Add prototypes for new functions.
7150 * testsuite/Makefile.am: Add test of MEMORY region functionality.
7151 * testsuite/Makefile.in: Regenerate.
7152 * testsuite/memory_test.sh: New script.
7153 * testsuite/memory_test.s: New assembler source file.
7154 * testsuite/memory_test.t: New linker script.
7156 2010-08-27 Doug Kwan <dougkwan@google.com>
7158 * gold/resolve.cc (Symbol_table::should_override): Let a weak
7159 reference override an existing dynamic weak reference.
7160 * testsuite/Makefile.am: Add new test dyn_weak_ref.
7161 * testsuite/Makefile.in: Regenerate.
7162 * testsuite/dyn_weak_ref.sh: New file.
7163 * testsuite/dyn_weak_ref_1.c: Ditto.
7164 * testsuite/dyn_weak_ref_2.c: Ditto.
7166 2010-08-27 Ian Lance Taylor <iant@google.com>
7168 * incremental.h (class Incremental_input_entry): Add virtual
7171 2010-08-27 Ian Lance Taylor <iant@google.com>
7173 * testsuite/start_lib_test_3.c: Mark t3 as used.
7175 2010-08-27 Nick Clifton <nickc@redhat.com>
7177 * options.cc (version_script): Fix small typo in previous
7180 2010-08-25 Nick Clifton <nickc@redhat.com>
7182 * archive.cc: Formatting fixes: Remove whitespace between
7183 typename and following asterisk. Remove whitespace between
7184 function name and opening parenthesis.
7185 * archive.h: Likewise.
7187 * attributes.cc: Likewise.
7188 * attributes.h: Likewise.
7189 * common.cc: Likewise.
7190 * copy-relocs.cc: Likewise.
7191 * dirsearch.h: Likewise.
7192 * dynobj.cc: Likewise.
7193 * ehframe.cc: Likewise.
7194 * ehframe.h: Likewise.
7195 * expression.cc: Likewise.
7196 * fileread.cc: Likewise.
7197 * fileread.h: Likewise.
7199 * gold-threads.cc: Likewise.
7200 * gold.cc: Likewise.
7201 * i386.cc: Likewise.
7203 * incremental-dump.cc: Likewise.
7204 * incremental.cc: Likewise.
7205 * layout.cc: Likewise.
7206 * layout.h: Likewise.
7207 * main.cc: Likewise.
7208 * merge.cc: Likewise.
7209 * merge.h: Likewise.
7210 * object.cc: Likewise.
7211 * object.h: Likewise.
7212 * options.cc: Likewise.
7213 * options.h: Likewise.
7214 * output.cc: Likewise.
7215 * output.h: Likewise.
7216 * plugin.cc: Likewise.
7217 * plugin.h: Likewise.
7218 * powerpc.cc: Likewise.
7219 * reloc.cc: Likewise.
7220 * script-c.h: Likewise.
7221 * script-sections.cc: Likewise.
7222 * script.cc: Likewise.
7223 * stringpool.cc: Likewise.
7224 * symtab.cc: Likewise.
7225 * symtab.h: Likewise.
7226 * target.cc: Likewise.
7227 * timer.cc: Likewise.
7228 * timer.h: Likewise.
7229 * version.cc: Likewise.
7230 * x86_64.cc: Likewise.
7232 2010-08-24 Nick Clifton <nickc@redhat.com>
7235 * layout.cc (segment_precedes): Sort segments by their physical
7236 addresses, if they have been set.
7238 2010-08-23 Cary Coutant <ccoutant@google.com>
7240 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
7242 (Lib_group::include_member): Unlock object after deleting its
7244 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
7247 2010-08-19 Neil Vachharajani <nvachhar@google.com>
7248 Cary Coutant <ccoutant@google.com>
7250 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
7251 constructor, and set_blocker.
7252 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
7254 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
7255 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
7256 * testsuite/Makefile.am (start_lib_test): New test case.
7257 * testsuite/Makefile.in: Regenerate.
7258 * testsuite/start_lib_test_main.c: New file.
7259 * testsuite/start_lib_test_1.c: New file.
7260 * testsuite/start_lib_test_2.c: New file.
7261 * testsuite/start_lib_test_3.c: New file.
7263 2010-08-19 Ian Lance Taylor <iant@google.com>
7265 * Makefile.in: Rebuild with automake 1.11.1.
7266 * aclocal.m4: Likewise.
7267 * testsuite/Makefile.in: Likewise.
7269 2010-08-19 Ian Lance Taylor <iant@google.com>
7272 * i386.cc (class Output_data_plt_i386): Update declarations.
7273 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
7274 local_ifuncs_ fields.
7275 (Target_i386::do_plt_section_for_global): New function.
7276 (Target_i386::do_plt_section_for_local): New function.
7277 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
7278 parameter; change all callers. Initialize global_ifuncs_ and
7279 local_ifuncs_. If doing a static link define __rel_iplt_start and
7281 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
7282 (Output_data_plt_i386::add_local_ifunc_entry): New function.
7283 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
7285 (Target_i386::make_plt_section): New function, broken out of
7286 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
7287 (Target_i386::make_plt_entry): Call make_plt_section.
7288 (Target_i386::make_local_ifunc_plt_entry): New function.
7289 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
7290 (Target_i386::Scan::local): Handle IFUNC symbols. Add
7291 R_386_IRELATIVE to switch.
7292 (Target_i386::Scan::global): Likewise.
7293 (Target_i386::Relocate::relocate): Likewise.
7294 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
7296 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
7297 (Target_x86_64::do_plt_section_for_global): New function.
7298 (Target_x86_64::do_plt_section_for_local): New function.
7299 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
7300 parameter; change all callers. If doing a static link define
7301 __rela_iplt_start and __rela_iplt_end.
7302 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
7303 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
7304 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
7306 (Target_x86_64::make_local_ifunc_plt_entry): New function.
7307 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
7309 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
7310 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
7311 R_X86_64_IRELATIVE to switch.
7312 (Target_x86_64::Scan::global): Likewise.
7313 (Target_x86_64::Relocate::relocate): Likewise.
7314 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
7316 * target.h (class Target): Add plt_section_for_global and
7317 plt_section_for_local functions. Add do_plt_section_for_global
7318 and do_plt_section_for_local virtual functions.
7319 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
7320 clarifying comments.
7321 (Symbol::use_plt_offset): Handle IFUNC symbol.
7322 * object.cc (Sized_relobj::Sized_relobj): Initialize
7324 (Sized_relobj::local_has_plt_offset): New function.
7325 (Sized_relobj::local_plt_offset): New function.
7326 (Sized_relobj::set_local_plt_offset): New function.
7327 (Sized_relobj::do_count): Handle IFUNC symbol.
7328 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
7329 a bit away from input_shndx_ field. Add set_is_func_symbol and
7330 is_ifunc_symbol functions.
7331 (class Sized_relobj): Update declarations. Remove Tls_got_entry
7332 and Local_tls_got_offsets. Define Local_plt_offsets. Add
7333 local_plt_offsets_ field.
7334 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
7335 * output.h (class Output_section_data): Add non-const
7336 output_section function.
7337 (class Output_data_got): Update declarations.
7338 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
7339 Add use_plt_offset parameter to global and local constructors.
7340 Change all callers. Change local_sym_index_ field to 31 bits.
7341 Change GSYM_CODE and CONSTANT_CODE accordingly.
7342 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
7343 doing a static link don't set sh_link field.
7344 (Output_data_got::Got_entry::write): Use PLT offset if
7346 (Output_data_got::add_global_plt): New function.
7347 (Output_data_got::add_local_plt): New function.
7348 * target-reloc.h (relocate_section): Handle IFUNC symbol.
7349 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
7350 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
7351 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
7352 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
7354 * testsuite/ifunc-sel.h: New file.
7355 * testsuite/ifuncmain1.c: New file.
7356 * testsuite/ifuncmain1vis.c: New file.
7357 * testsuite/ifuncmod1.c: New file.
7358 * testsuite/ifuncdep2.c: New file.
7359 * testsuite/ifuncmain2.c: New file.
7360 * testsuite/ifuncmain3.c: New file.
7361 * testsuite/ifuncmod3.c: New file.
7362 * testsuite/ifuncmain4.c: New file.
7363 * testsuite/ifuncmain5.c: New file.
7364 * testsuite/ifuncmod5.c: New file.
7365 * testsuite/ifuncmain6pie.c: New file.
7366 * testsuite/ifuncmod6.c: New file.
7367 * testsuite/ifuncmain7.c: New file.
7368 * configure, testsuite/Makefile.in: Rebuild.
7370 2010-08-18 Ian Lance Taylor <iant@google.com>
7373 (Output_section_incremental_inputs::write_input_files): Add cast
7374 to avoid signed/unsigned comparison warning.
7375 (Output_section_incremental_inputs::write_info_blocks): Likewise.
7377 2010-08-12 Cary Coutant <ccoutant@google.com>
7379 * common.cc (Sort_commons::operator()): Remove unnecessary code.
7381 2010-08-13 Ian Lance Taylor <iant@google.com>
7383 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
7385 2010-08-12 Cary Coutant <ccoutant@google.com>
7386 Doug Kwan <dougkwan@google.com>
7388 * resolve.cc (Symbol_table::should_override): When a weak dynamic
7389 defintion overrides non-weak undef, remember that the original undef
7391 * symtab.cc (Symbol_table::sized_write_global): For undef without
7392 an original weak binding, set binding to global in output.
7393 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
7394 * testsuite/Makefile.in: Regenerate.
7395 * testsuite/strong_ref_weak_def.sh: New file.
7396 * testsuite/strong_ref_weak_def_1.c: Ditto.
7397 * testsuite/strong_ref_weak_def_2.c: Ditto.
7399 2010-08-12 Cary Coutant <ccoutant@google.com>
7401 * testsuite/incremental_test.sh: Rewrite.
7402 * testsuite/incremental_test_1.c: Rewrite.
7403 * testsuite/incremental_test_2.c: Rewrite.
7405 2010-08-12 Cary Coutant <ccoutant@google.com>
7407 * arm.cc (Target_arm::got_size): Add const.
7408 (Target_arm::got_entry_count): New function.
7409 (Target_arm::plt_entry_count): New function.
7410 (Target_arm::first_plt_entry_offset): New function.
7411 (Target_arm::plt_entry_size): New function.
7412 (Output_data_plt_arm::entry_count): New function.
7413 (Output_data_plt_arm::first_plt_entry_offset): New function.
7414 (Output_data_plt_arm::get_plt_entry_size): New function.
7415 * i386.cc (Target_i386::got_size): Add const.
7416 (Target_i386::got_entry_count): New function.
7417 (Target_i386::plt_entry_count): New function.
7418 (Target_i386::first_plt_entry_offset): New function.
7419 (Target_i386::plt_entry_size): New function.
7420 (Output_data_plt_i386::entry_count): New function.
7421 (Output_data_plt_i386::first_plt_entry_offset): New function.
7422 (Output_data_plt_i386::get_plt_entry_size): New function.
7423 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
7424 find_incremental_inputs_sections. Dump incremental_got_plt section.
7425 * incremental.cc: Include target.h.
7426 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
7427 parameter. Adjust all callers. Find incremental_got_plt section.
7428 (Incremental_inputs::create_data_sections): Create incremental_got_plt
7430 (Output_section_incremental_inputs::set_final_data_size): Calculate
7431 size of incremental_got_plt section.
7432 (Output_section_incremental_inputs::do_write): Write the
7433 incremental_got_plt section.
7434 (Got_plt_view_info): New struct.
7435 (Local_got_offset_visitor): New class.
7436 (Global_got_offset_visitor): New class.
7437 (Global_symbol_visitor_got_plt): New class.
7438 (Output_section_incremental_inputs::write_got_plt): New function.
7439 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
7440 Add parameter. Adjust all callers.
7441 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7442 (Incremental_inputs::got_plt_section): New function.
7443 (Incremental_inputs::got_plt_section_): New data member.
7444 (Incremental_got_plt_reader): New class.
7445 * layout.cc (Layout::create_incremental_info_sections): Add the
7446 incremental_got_plt section.
7447 * object.h (Got_offset_list::get_list): New function.
7448 (Got offset_list::for_all_got_offsets): New function.
7449 (Sized_relobj::local_got_offset_list): New function.
7450 * powerpc.cc (Target_powerpc::got_size): Add const.
7451 (Target_powerpc::got_entry_count): New function.
7452 (Target_powerpc::plt_entry_count): New function.
7453 (Target_powerpc::first_plt_entry_offset): New function.
7454 (Target_powerpc::plt_entry_size): New function.
7455 (Output_data_plt_powerpc::entry_count): New function.
7456 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
7457 (Output_data_plt_powerpc::get_plt_entry_size): New function.
7458 * sparc.cc (Target_sparc::got_size): Add const.
7459 (Target_sparc::got_entry_count): New function.
7460 (Target_sparc::plt_entry_count): New function.
7461 (Target_sparc::first_plt_entry_offset): New function.
7462 (Target_sparc::plt_entry_size): New function.
7463 (Output_data_plt_sparc::entry_count): New function.
7464 (Output_data_plt_sparc::first_plt_entry_offset): New function.
7465 (Output_data_plt_sparc::get_plt_entry_size): New function.
7466 * symtab.h (Symbol::got_offset_list): New function.
7467 (Symbol_table::for_all_symbols): New function.
7468 * target.h (Sized_target::got_entry_count): New function.
7469 (Sized_target::plt_entry_count): New function.
7470 (Sized_target::plt_entry_size): New function.
7471 * x86_64.cc (Target_x86_64::got_size): Add const.
7472 (Target_x86_64::got_entry_count): New function.
7473 (Target_x86_64::plt_entry_count): New function.
7474 (Target_x86_64::first_plt_entry_offset): New function.
7475 (Target_x86_64::plt_entry_size): New function.
7476 (Output_data_plt_x86_64::entry_count): New function.
7477 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
7478 (Output_data_plt_x86_64::get_plt_entry_size): New function.
7480 2010-08-12 Cary Coutant <ccoutant@google.com>
7482 * archive.cc: Include incremental.h.
7483 (Archive::Archive): Initialize incremental_info_.
7484 (Archive::include_member): Record archive members in incremental info.
7485 (Add_archive_symbols::run): Record begin and end of an archive in
7487 (Lib_group::include_member): Record objects in incremental info.
7488 * archive.h (Incremental_archive_entry): Forward declaration.
7489 (Archive::set_incremental_info): New member function.
7490 (Archive::incremental_info): New member function.
7491 (Archive::Unused_symbol_iterator): New class.
7492 (Archive::unused_symbols_begin): New member function.
7493 (Archive::unused_symbols_end): New member function.
7494 (Archive::incremental_info_): New data member.
7495 * incremental-dump.cc (find_input_containing_global): New function.
7496 (dump_incremental_inputs): Dump new incremental info sections.
7497 * incremental.cc: Include symtab.h.
7498 (Output_section_incremental_inputs): New class.
7499 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
7500 new incremental info sections.
7501 (Sized_incremental_binary::do_check_inputs): Likewise.
7502 (Incremental_inputs::report_archive): Remove.
7503 (Incremental_inputs::report_archive_begin): New function.
7504 (Incremental_inputs::report_archive_end): New function.
7505 (Incremental_inputs::report_object): New function.
7506 (Incremental_inputs::finalize_inputs): Remove.
7507 (Incremental_inputs::report_input_section): New function.
7508 (Incremental_inputs::report_script): Rewrite.
7509 (Incremental_inputs::finalize): Do nothing but finalize string table.
7510 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7511 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7512 (Incremental_inputs::create_data_sections): New function.
7513 (Incremental_inputs::relocs_entsize): New function.
7514 (Output_section_incremental_inputs::set_final_data_size): New function.
7515 (Output_section_incremental_inputs::do_write): New function.
7516 (Output_section_incremental_inputs::write_header): New function.
7517 (Output_section_incremental_inputs::write_input_files): New function.
7518 (Output_section_incremental_inputs::write_info_blocks): New function.
7519 (Output_section_incremental_inputs::write_symtab): New function.
7520 * incremental.h (Incremental_script_entry): Forward declaration.
7521 (Incremental_object_entry): Forward declaration.
7522 (Incremental_archive_entry): Forward declaration.
7523 (Incremental_inputs): Forward declaration.
7524 (Incremental_inputs_header_data): Remove.
7525 (Incremental_inputs_header): Remove.
7526 (Incremental_inputs_header_write): Remove.
7527 (Incremental_inputs_entry_data): Remove.
7528 (Incremental_inputs_entry): Remove.
7529 (Incremental_inputs_entry_write): Remove.
7530 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
7531 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
7532 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7533 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
7535 (Incremental_input_entry): New class.
7536 (Incremental_script_entry): New class.
7537 (Incremental_object_entry): New class.
7538 (Incremental_archive_entry): New class.
7539 (Incremental_inputs::Incremental_inputs): Initialize new data members.
7540 (Incremental_inputs::report_inputs): Remove.
7541 (Incremental_inputs::report_archive): Remove.
7542 (Incremental_inputs::report_archive_begin): New function.
7543 (Incremental_inputs::report_archive_end): New function.
7544 (Incremental_inputs::report_object): Change prototype.
7545 (Incremental_inputs::report_input_section): New function.
7546 (Incremental_inputs::report_script): Change prototype.
7547 (Incremental_inputs::get_reloc_count): New function.
7548 (Incremental_inputs::set_reloc_count): New function.
7549 (Incremental_inputs::create_data_sections): New function.
7550 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7551 (Incremental_inputs::inputs_section): New function.
7552 (Incremental_inputs::symtab_section): New function.
7553 (Incremental_inputs::relocs_section): New function.
7554 (Incremental_inputs::get_stringpool): Add const.
7555 (Incremental_inputs::command_line): Add const.
7556 (Incremental_inputs::inputs): Remove.
7557 (Incremental_inputs::command_line_key): New function.
7558 (Incremental_inputs::input_file_count): New function.
7559 (Incremental_inputs::input_files): New function.
7560 (Incremental_inputs::relocs_entsize): New function.
7561 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7562 (Incremental_inputs::finalize_inputs): Remove.
7563 (Incremental_inputs::Input_info): Remove.
7564 (Incremental_inputs::lock_): Remove.
7565 (Incremental_inputs::inputs_): Change type.
7566 (Incremental_inputs::inputs_map_): Remove.
7567 (Incremental_inputs::current_object_entry_): New data member.
7568 (Incremental_inputs::inputs_section_): New data member.
7569 (Incremental_inputs::symtab_section_): New data member.
7570 (Incremental_inputs::relocs_section_): New data member.
7571 (Incremental_inputs::reloc_count_): New data member.
7572 (Incremental_inputs_reader): New class.
7573 (Incremental_symtab_reader): New class.
7574 (Incremental_relocs_reader): New class.
7575 * layout.cc (Layout::finalize): Move finalization of incremental info
7576 and creation of incremental info sections to follow finalization of
7577 symbol table. Set offsets for postprocessing sections.
7578 (Layout::create_incremental_info_sections): Call
7579 Incremental_inputs::create_data_sections. Add incremental symtab
7580 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
7581 sections to layout after input sections.
7582 * layout.h (struct Timespec): Forward declaration.
7583 (Layout::incremental_inputs): Add const.
7584 (Layout::create_incremental_info_sections): Add parameter.
7585 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
7586 * object.cc: Include incremental.h.
7587 (Relobj::finalize_incremental_relocs): New function.
7588 (Sized_relobj::do_layout): Record input sections in incremental info.
7589 * object.h (Object::output_section): New function.
7590 (Object::output_section_offset): Moved from Relobj.
7591 (Object::get_incremental_reloc_base): New function.
7592 (Object::get_incremental_reloc_count): New function.
7593 (Object::do_output_section): New function.
7594 (Object::do_output_section_offset): Moved from Relobj.
7595 (Object::do_get_incremental_reloc_base): New function.
7596 (Object::do_get_incremental_reloc_count): New function.
7597 (Object::Object): Initialize new data members.
7598 (Relobj::output_section): Renamed do_output_section and moved to
7600 (Relobj::output_section_offset): Moved to Object.
7601 (Relobj::do_get_incremental_reloc_base): New function.
7602 (Relobj::do_get_incremental_reloc_count): New function.
7603 (Relobj::allocate_incremental_reloc_counts): New function.
7604 (Relobj::count_incremental_reloc): New function.
7605 (Relobj::finalize_incremental_relocs): New function.
7606 (Relobj::next_incremental_reloc_index): New function.
7607 (Relobj::reloc_counts_): New data member.
7608 (Relobj::reloc_bases_): New data member.
7609 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
7610 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
7611 (Sized_relobj::incremental_relocs_scan): New function.
7612 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7613 (Sized_relobj::incremental_relocs_write): New function.
7614 (Sized_relobj::incremental_relocs_write_reltype): New function.
7615 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
7617 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
7618 archives and object files elsewhere.
7619 (Add_symbols::run): Report object files here.
7620 (Finish_group::run): Report end of archive at end of group.
7621 * reloc.cc: Include layout.h, incremental.h.
7622 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
7623 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
7624 (Sized_relobj::incremental_relocs_scan): New function.
7625 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7626 (Sized_relobj::do_relocate_sections): Write incremental relocations.
7627 (Sized_relobj::incremental_relocs_write): New function.
7628 (Sized_relobj::incremental_relocs_write_reltype): New function.
7629 * script.cc (read_input_script): Rewrite test for incremental link.
7630 Change call to Incremental_inputs::report_script.
7631 * symtab.h (Symbol_table::first_global_index): New function.
7632 (Symbol_table::output_count): New function.
7634 2010-08-12 Doug Kwan <dougkwan@google.com>
7636 * arm.cc (Target_arm::merge_object_attributes): Check command line
7637 options --no-wchar-size-warning and --no-enum-size-warning.
7638 * options.h (General_options): Add ld-compatible options
7639 --no-enum-size-warning and --no-wchar-size-warning.
7641 2010-08-04 Ian Lance Taylor <iant@google.com>
7643 * x86_64.cc (Target_x86_64::Scan::local): Use
7644 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
7645 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
7646 (Target_x86_64::Scan::global): Likewise.
7647 (Target_x86_64::Relocate::relocate): Likewise.
7648 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
7651 2010-08-03 Cary Coutant <ccoutant@google.com>
7653 * merge.cc (Output_merge_string::do_add_input_section): Count strings
7654 to reserve space in merged_strings vector. Keep total input size
7656 (Output_merge_string::do_print_merge_stats): Print total input size.
7657 * merge.h (Output_merge_string): Add input_size_ field.
7658 * stringpool.cc (Stringpool_template::string_length): Move
7659 implementations out of Stringpool_template class and place in
7661 * stringpool.h (string_length): Move out of Stringpool_template.
7663 2010-08-03 Ian Lance Taylor <iant@google.com>
7666 * layout.cc (relaxation_loop_body): If address of load segment is
7667 set, adjust address to include headers if possible.
7669 2010-08-03 Ian Lance Taylor <iant@google.com>
7671 * version.cc (version_string): Bump to 1.10.
7673 2010-08-03 Ian Lance Taylor <iant@google.com>
7676 * layout.h (enum Output_section_order): Define.
7677 (class Layout): Update declarations.
7678 * layout.cc (Layout::get_output_section): Add order parameter.
7679 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
7680 is_first_non_relro parameters. Change all callers.
7681 (Layout::choose_output_section): Likewise.
7682 (Layout::add_output_section_data): Likewise.
7683 (Layout::make_output_section): Likewise. Set order.
7684 (Layout::default_section_order): New function.
7685 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
7686 * output.cc (Output_section::Output_section): Initialize order_.
7687 Don't initialize deleted fields.
7688 (Output_segment::Output_segment): Don't initialize deleted
7690 (Output_segment::add_output_section_to_load): New function
7691 replacing add_output_section. Change all callers to call this or
7692 add_output_section_to_nonload.
7693 (Output_segment::add_output_section_to_nonload): New function.
7694 (Output_segment::remove_output_section): Rewrite.
7695 (Output_segment::add_initial_output_data): Likewise.
7696 (Output_segment::has_any_data_sections): Likewise.
7697 (Output_segment::is_first_section_relro): Likewise.
7698 (Output_segment::maximum_alignment): Likewise.
7699 (Output_segment::has_dynamic_reloc): New function replacing
7700 dynamic_reloc_count. Change all callers.
7701 (Output_segment::has_dynamic_reloc_list): New function replacing
7702 dynamic_reloc_count_list. Change all callers.
7703 (Output_segment::set_section_addresses): Rewrite.
7704 (Output_segment::set_offset): Rewrite.
7705 (Output_segment::find_first_and_last_list): Remove.
7706 (Output_segment::set_tls_offsets): Rewrite.
7707 (Output_segment::first_section_load_address): Likewise.
7708 (Output_segment::output_section_count): Likewise.
7709 (Output_segment::section_with_lowest_load_address): Likewise.
7710 (Output_segment::write_section_headers): Likewise.
7711 (Output_segment::print_sections_to_map): Likewise.
7712 * output.h (class Output_data): Remove dynamic_reloc_count_
7713 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
7714 (Output_data::add_dynamic_reloc): Rewrite.
7715 (Output_data::has_dynamic_reloc): New function.
7716 (Output_data::dynamic_reloc_count): Remove.
7717 (class Output_section): Add order_ field. Remvoe is_relro_local_,
7718 is_last_relro_, is_first_non_relro_, is_interp_,
7719 is_dynamic_linker_section_ fields. Add order and set_order
7720 functions. Remove is_relro_local, set_is_relro_local,
7721 is_last_relro, set_is_last_relro, is_first_non_relro,
7722 set_is_first_non_relro functions, is_interp, set_is_interp,
7723 is_dynamic_linker_section, and set_is_dynamic_linker_section
7725 (class Output_segment): Change Output_data_list from std::list to
7726 std:;vector. Add output_lists_ field. Remove output_data_ and
7727 output_bss_ fields. Update declarations.
7729 2010-08-02 Ian Lance Taylor <iant@google.com>
7731 * arm.cc (Target_arm::gc_process_relocs): Use typename.
7732 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
7733 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
7735 2010-08-02 Ian Lance Taylor <iant@google.com>
7738 * script.cc (Script_options::Script_options): Initialize
7739 symbol_definitions_ and symbol_references_.
7740 (Script_options::add_symbol_assignment): Update
7741 symbol_definitions_ and symbol_references_.
7742 (Script_options::add_symbol_reference): New function.
7743 (script_symbol): New function.
7744 * script.h (class Script_options): Add symbol_definitions_ and
7745 symbol_references_ fields.
7746 (Script_options::referenced_const_iterator): New type.
7747 (Script_options::referenced_begin): New function.
7748 (Script_options::referenced_end): New function.
7749 (Script_options::is_referenced): New function.
7750 (Script_options::any_unreferenced): New function.
7751 * script-c.h (script_symbol): Declare.
7752 * yyscript.y (exp): Call script_symbol.
7753 * symtab.cc: Include "script.h".
7754 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
7755 Change all callers. Check symbols referenced by scripts.
7756 (Symbol_table::add_undefined_symbols_from_command_line): Add
7757 layout parameter. Change all callers.
7758 (Symbol_table::do_add_undefined_symbols_from_command_line):
7759 Likewise. Break out loop body. Check symbols referenced by
7761 (Symbol_table::add_undefined_symbol_from_command_line): New
7762 function broken out of
7763 do_add_undefined_symbols_from_command_line.
7764 * symtab.h (class Symbol_table): Update declarations.
7765 * archive.cc: Include "layout.h".
7766 (Archive::should_include_member): Add layout parameter. Change
7767 all callers. Check for symbol mentioned in expression.
7768 * archive.h (class Archive): Update declaration.
7769 * object.cc (Sized_relobj::do_should_include_member): Add layout
7771 * object.h (Object::should_include_member): Add layout parameter.
7773 (Object::do_should_include_member): Add layout parameter.
7774 (class Sized_relobj): Update declaration.
7775 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
7777 * dynobj.h (class Sized_dynobj): Update declaration.
7778 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
7780 * plugin.h (class Sized_pluginobj): Update declaration.
7782 2010-08-02 Ian Lance Taylor <iant@google.com>
7785 * output.cc (Output_segment::set_offset): Search for the first and
7786 last sections rather than assuming that the list is in order.
7787 (Output_segment::find_first_and_last_list): New function.
7788 * output.h (class Output_segment): Update declarations.
7789 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
7790 (relro_strip_test_SOURCES): New variable.
7791 (relro_strip_test_DEPENDENCIES): New variable.
7792 (relro_strip_test_LDFLAGS): New variable.
7793 (relro_strip_test_LDADD): New variable.
7794 (relro_strip_test.so): New target.
7796 2010-08-02 Ian Lance Taylor <iant@google.com>
7798 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
7799 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
7800 (Target_i386::got_tlsdesc_section): New function.
7801 (Target_i386::got_section): Create space for GOT entries for
7802 TLSDESC relocations.
7803 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
7805 (Target_i386::Scan::global): Likewise.
7806 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
7808 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
7809 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
7810 (Target_x86_64::got_tlsdesc_section): New function.
7811 (Target_x86_64::got_section): Create space for GOT entries for
7812 TLSDESC relocations.
7813 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
7815 (Target_x86_64::Scan::global): Likewise.
7816 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
7819 2010-08-02 Ian Lance Taylor <iant@google.com>
7821 * testsuite/final_layout.sh: Use dc to convert from hex to
7824 2010-07-29 Sriraman Tallam <tmsriram@google.com>
7826 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
7827 paramter to the call to gold::gc_process_relocs.
7828 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
7829 paramter to the call to gold::gc_process_relocs.
7830 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
7831 parameter to the call to gold::gc_process_relocs.
7832 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
7833 template parameter to the call to gold::gc_process_relocs.
7834 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
7835 paramter to the call to gold::gc_process_relocs.
7836 * gc.h (get_embedded_addend_size): New function.
7837 (gc_process_relocs): Save the size of the reloc for use by ICF.
7838 * icf.cc (get_section_contents): Get the addend from the text section
7839 for SHT_REL relocation sections.
7840 * icf.h (Icf::Reloc_addend_size_info): New typedef.
7841 (Icf::Reloc_info): Add new member reloc_addend_size_info.
7842 * int_encoding.h (read_from_pointer): New overloaded function.
7843 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
7844 * testsuite/icf_sht_rel_addend_test.sh: New file.
7845 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
7846 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
7848 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7850 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
7851 * Makefile.in: Regenerate.
7852 * testsuite/Makefile.in: Regenerate.
7854 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
7856 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
7857 * gold/testsuite/debug_msg.cc: Likewise.
7858 * gold/testsuite/odr_violation1.cc
7859 * gold/testsuite/odr_violation2.cc
7861 2010-07-21 Cary Coutant <ccoutant@google.com>
7863 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
7864 string, and length fields.
7865 (Output_merge_string::Merged_strings_list): New type.
7866 (Output_merge_string::Merged_strings_lists): New typedef.
7867 (Output_merge_string): Replace merged_strings_ with
7868 merged_strings_lists_.
7869 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
7870 Merged_strings_list per input object and section. Don't store pointer
7871 to the string. Don't store length with each merged string entry.
7872 (Output_merge_string::finalize_merged_data): Loop over list of merged
7873 strings lists. Recompute length of each merged string.
7875 2010-07-15 Cary Coutant <ccoutant@google.com>
7877 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
7880 2010-07-14 Ian Lance Taylor <iant@google.com>
7882 * descriptors.cc (Descriptors::open): Report correct name in error
7885 2010-07-13 Doug Kwan <dougkwan@google.com>
7887 * arm.cc (Arm_input_section::Arm_input_section): For a
7888 SHT_ARM_EXIDX section, always keeps the input sections.
7889 (Arm_input_section::set_exidx_section_link): New method.
7890 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
7891 has_errors_ to false.
7892 (Arm_exidx_input_section::has_errors,
7893 Arm_exidx_input_section::set_has_errors): New methods.
7894 (Arm_exidx_input_section::has_errors_): New data member.
7895 (Arm_relobj::get_exidx_shndx_list): New method.
7896 (Arm_output_section::append_text_sections_to_list): Do not skip
7897 section without SHF_EXECINSTR.
7898 (Arm_output_section::fix_exidx_coverage): Skip input sections with
7900 (Arm_relobj::make_exidx_input_section): Add new parameter for text
7901 section header. Make error messages more verbose. Check for
7902 a non-executable section linked to an EXIDX section.
7903 (Arm_relobj::do_read_symbols): Remove error checking, which has been
7904 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
7905 check that there is no deferred EXIDX section if we exit early.
7906 Instead of not making an EXIDX section in case of an error, make one
7907 and set the has_errors flag of it.
7908 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
7909 in a relocatable link.
7910 (Target_arm::do_relax): Look for the EXIDX output section instead of
7911 assuming that it is called .ARM.exidx.
7912 (Target_arm::fix_exidx_coverage): Add a new parameter for input
7913 section list. Do not check for SHF_EXECINSTR section flags but
7914 skip any input section with errors.
7915 * output.cc (Output_section::Output_section): Initialize
7916 always_keeps_input_sections_ to false.
7917 (Output_section::add_input_section): Check for
7918 always_keeps_input_sections_.
7919 * output.h (Output_section::always_keeps_input_sections,
7920 Output_section::set_always_keeps_input_sections): New methods.
7921 (Output_section::always_keeps_input_sections): New data member.
7923 2010-07-13 Rafael Espindola <espindola@google.com>
7925 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
7926 * fileread.h (Input_file): Add try_extra_search_path and find_file.
7928 2010-07-13 Philip Herron <herron.philip@googlemail.com>
7929 Ian Lance Taylor <iant@google.com>
7931 * output.h (Output_section_lookup_maps::add_merge_section):
7932 Correct check of whether value was inserted.
7933 (Output_section_lookup_maps::add_merge_input_section): Likewise.
7934 (Output_section_lookup_maps::add_relaxed_input_section):
7936 * arm.cc (Target_arm::got_section): Remove used local os.
7937 * i386.cc (Target_i386::got_section): Likewise.
7938 * x86_64.cc (Target_x86_64::got_section): Likewise.
7939 * sparc.cc (Target_sparc::got_section): Likewise.
7940 (Target_sparc::relocate): Remove unused local have_got_offset.
7941 * powerpc.cc (Target_powerpc::relocate): Likewise.
7943 2010-07-13 Ian Lance Taylor <iant@google.com>
7945 * compressed_output.cc (zlib_decompress): Fix signature in
7948 * archive.cc (Archive::include_member): Unlock an external member
7949 of a thin archive. Don't bother to delete an object we know is
7952 2010-07-12 Cary Coutant <ccoutant@google.com>
7954 * compressed_output.cc (zlib_decompress): New function.
7955 (get_uncompressed_size): New function.
7956 (decompress_input_section): New function.
7957 * compressed_output.h (get_uncompressed_size): New function.
7958 (decompress_input_section): New function.
7959 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
7960 Handle compressed debug sections.
7961 * layout.cc (is_compressed_debug_section): New function.
7962 (Layout::output_section_name): Map compressed section names to
7964 * layout.h (is_compressed_debug_section): New function.
7965 (is_debug_info_section): Recognize compressed debug sections.
7966 * merge.cc: Include compressed_output.h.
7967 (Output_merge_data::do_add_input_section): Handle compressed
7969 (Output_merge_string::do_add_input_section): Handle compressed
7971 * object.cc: Include compressed_output.h.
7972 (Sized_relobj::Sized_relobj): Initialize new data members.
7973 (build_compressed_section_map): New function.
7974 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
7975 * object.h (Object::section_is_compressed): New method.
7976 (Object::do_section_is_compressed): New method.
7977 (Sized_relobj::Compressed_section_map): New type.
7978 (Sized_relobj::do_section_is_compressed): New method.
7979 (Sized_relobj::compressed_sections_): New data member.
7980 * output.cc (Output_section::add_input_section): Handle compressed
7982 * reloc.cc: Include compressed_output.h.
7983 (Sized_relobj::write_sections): Handle compressed debug sections.
7985 2010-07-08 Cary Coutant <ccoutant@google.com>
7987 * resolve.cc (Symbol_table::resolve): Remember whether undef was
7988 weak when resolving to a dynamic def.
7989 (Symbol_table::should_override): Add adjust_dyndef flag; set it
7990 for weak undef/dynamic def cases. Adjust callers.
7991 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
7992 undef_binding_weak_.
7993 (Symbol_table::sized_write_globals): Adjust symbol binding.
7994 (Symbol_table::sized_write_symbol): Add binding parameter.
7995 * symtab.h (Symbol::set_undef_binding): New method.
7996 (Symbol::is_undef_binding_weak): New method.
7997 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
7998 (Symbol_table::should_override): Add new parameter.
7999 (Symbol_table::sized_write_symbol): Add new parameter.
8001 * testsuite/weak_undef_file1.cc: Add new test case.
8002 * testsuite/weak_undef_file2.cc: Fix header comment.
8003 * testsuite/weak_undef_test.cc: Add new test case.
8005 2010-06-29 Doug Kwan <dougkwan@google.com>
8007 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
8008 Initialize USE_SYMBOL_.
8009 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
8011 (Arm_reloc_property::uses_symbol_): New data member declaration.
8012 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
8013 uses symbol value and symbol is undefined but not weakly undefined.
8015 2010-06-28 Rafael Espindola <espindola@google.com>
8017 * plugin.cc (Plugin::load): Use dlerror.
8019 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
8021 * symtab.cc (detect_odr_violations): When reporting an ODR
8022 violation, report an object where the symbol is defined.
8024 2010-06-25 Doug Kwan <dougkwan@google.com>
8026 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
8027 (Target_arm::section_may_have_icf_unsafe_pointers): New method
8029 (Target_arm::Scan::local_reloc_may_be_function_pointer,
8030 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
8031 target hook to detect function points.
8032 (Target_arm::Scan::possible_function_pointer_reloc): New method.
8033 * icf.h (Icf::check_section_for_function_pointers): Change type of
8034 parameter SECTION_NAME to const reference to std::string. Use
8035 target hook to determine if section may have unsafe pointers.
8036 * target.h (Target::section_may_have_icf_unsafe_pointers): New
8039 2010-06-21 Rafael Espindola <espindola@google.com>
8041 * fileread.cc (Input_file::find_fie): New
8042 (Input_file::open): Use Input_file::find_fie.
8043 * fileread.h (Input_file::find_fie): New
8044 * plugin.cc (set_extra_library_path): New.
8045 (Plugin::load): Add set_extra_library_path to the transfer vector.
8046 (Plugin_manager::set_extra_library_path): New.
8047 (Plugin_manager::add_input_file): Use the extra search path if set.
8048 (set_extra_library_path(): New.
8049 * plugin.h (Plugin_manager): Add set_extra_library_path and
8052 2010-06-19 Cary Coutant <ccoutant@google.com>
8054 * layout.cc (gdb_sections): Add .debug_types.
8055 (lines_only_debug_sections): Likewise.
8057 2010-06-18 Rafael Espindola <espindola@google.com>
8059 * plugin.cc (add_input_file,add_input_library)
8060 (Plugin_manager::add_input_file): Make filename arguments const.
8061 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
8064 2010-06-16 Doug Kwan <dougkwan@google.com>
8066 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
8067 .ARM.attributes section if we have not merged any input
8068 attributes sections.
8070 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8072 * arm.cc: Allow combining objects with no EABI version
8075 2010-06-15 Rafael Espindola <espindola@google.com>
8077 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
8079 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8081 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
8082 (struct iovec): Correct !HAVE_READV definition.
8084 2010-06-10 Cary Coutant <ccoutant@google.com>
8086 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
8087 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
8089 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
8092 * symtab.h (Symbol::is_placeholder): New member function.
8093 * target-reloc.h (relocate_section): Check for placeholder symbols.
8095 * testsuite/Makefile.am (plugin_test_8): New test.
8096 (plugin_test_9): New test.
8097 * testsuite/Makefile.in: Regenerate.
8099 2010-06-09 Nick Clifton <nickc@redhat.com>
8101 * yyscript.y (input_list_element): Allow strings prefixed with
8102 the '-' character. Treat these as libraries.
8103 * script.cc (script_add_library): New function. Adds a library
8104 specified by "-l<name>" found in an input script.
8105 * script-c.h: Add prototype for script_add_library.
8107 2010-06-07 Doug Kwan <dougkwan@google.com>
8109 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
8110 Restrict stub-group size to be within long conditional branch
8111 range when working around cortex-A8 erratum.
8113 2010-06-07 Damien Diederen <dd@crosstwine.com>
8115 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
8118 2010-06-03 Sriraman Tallam <tmsriram@google.com>
8122 (Output_section::Input_section_sort_entry::compare_section_ordering):
8123 Change to return non-zero correctly.
8124 (Output_section::Input_section_sort_section_order_index_compare
8125 ::operator()): Change to fix ambiguity in comparisons.
8127 2010-06-01 Sriraman Tallam <tmsriram@google.com>
8129 * gold.h (is_wildcard_string): New function.
8130 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
8131 (Layout::layout_eh_frame): Ditto.
8132 (Layout::find_section_order_index): New method.
8133 (Layout::read_layout_from_file): New method.
8134 * layout.h (Layout::find_section_order_index): New method.
8135 (Layout::read_layout_from_file): New method.
8136 (Layout::input_section_position_): New private member.
8137 (Layout::input_section_glob_): New private member.
8138 * main.cc (main): Call read_layout_from_file here.
8139 * options.h (--section-ordering-file): New option.
8140 * output.cc (Output_section::input_section_order_specified_): New
8142 (Output_section::Output_section): Initialize new member.
8143 (Output_section::add_input_section): Add new parameter.
8144 Keep input sections when --section-ordering-file is used.
8145 (Output_section::set_final_data_size): Sort input sections when
8146 section ordering file is specified.
8147 (Output_section::Input_section_sort_entry): Add new parameter.
8149 (Output_section::Input_section_sort_entry::compare_section_ordering):
8151 (Output_section::Input_section_sort_compare::operator()): Change to
8152 consider section_order_index.
8153 (Output_section::Input_section_sort_init_fini_compare::operator()):
8154 Change to consider section_order_index.
8155 (Output_section::Input_section_sort_section_order_index_compare
8156 ::operator()): New method.
8157 (Output_section::sort_attached_input_sections): Change to sort
8158 according to section order when specified.
8159 (Output_section::add_input_section<32, true>): Add new parameter.
8160 (Output_section::add_input_section<64, true>): Add new parameter.
8161 (Output_section::add_input_section<32, false>): Add new parameter.
8162 (Output_section::add_input_section<64, false>): Add new parameter.
8163 * output.h (Output_section::add_input_section): Add new parameter.
8164 (Output_section::input_section_order_specified): New
8166 (Output_section::set_input_section_order_specified): New method.
8167 (Input_section::Input_section): Initialize section_order_index_.
8168 (Input_section::section_order_index): New method.
8169 (Input_section::set_section_order_index): New method.
8170 (Input_section::section_order_index_): New member.
8171 (Input_section::Input_section_sort_section_order_index_compare): New
8173 (Output_section::input_section_order_specified_): New member.
8174 * script-sections.cc (is_wildcard_string): Delete and move modified
8176 (Output_section_element_input::Output_section_element_input): Modify
8177 call to is_wildcard_string.
8178 (Output_section_element_input::Input_section_pattern
8179 ::Input_section_pattern): Ditto.
8180 (Output_section_element_input::Output_section_element_input): Ditto.
8181 * testsuite/Makefile.am (final_layout): New test case.
8182 * testsuite/Makefile.in: Regenerate.
8183 * testsuite/final_layout.cc: New file.
8184 * testsuite/final_layout.sh: New file.
8186 2010-06-01 Rafael Espindola <espindola@google.com>
8188 * plugin.cc (Plugin::load): Pass the output name to the plugin.
8190 2010-06-01 Rafael Espindola <espindola@google.com>
8192 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
8193 visibility of symbols.
8195 2010-05-27 Doug Kwan <dougkwan@google.com>
8197 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
8198 from start of output section instead of address for a local symbol
8199 in a merged or relaxed section when doing a relocatable link.
8201 2010-05-26 Rafael Espindola <espindola@google.com>
8204 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
8205 adding sections the garbage collector removed.
8206 * gold/testsuite/Makefile.am: Add test.
8207 * gold/testsuite/Makefile.in: Regenerate.
8208 * gold/testsuite/plugin_test_7.sh: New.
8209 * gold/testsuite/plugin_test_7_1.c: New.
8210 * gold/testsuite/plugin_test_7_2.c: New.
8212 2010-05-26 Rafael Espindola <espindola@google.com>
8214 * script-sections.cc (Output_section_definition::set_section_addresses):
8215 Check for --section-start.
8217 2010-05-26 Doug Kwan <dougkwan@google.com>
8219 * arm.cc (Arm_scan_relocatable_relocs): New class.
8220 (Target_arm::relocate_special_relocatable): New method.
8221 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
8222 (Arm_relocate_functions::thumb_branch_common): Same.
8223 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
8224 instead of Default_scan_relocatable_relocs.
8225 * target-reloc.h (relocate_for_relocatable): Let target handle
8226 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
8227 * target.h (Sized_target::relocate_special_relocatable): New method.
8229 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8231 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
8233 2010-05-23 Doug Kwan <dougkwan@google.com>
8235 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
8237 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
8238 with a direct branch, not a conditional branch, to a stub.
8239 * merge.cc (Output_merge_base::record_input_section): New method
8241 (Output_merge_data::do_add_input_section): Record input section if
8242 keeps-input-sections flag is set.
8243 (Output_merge_string::do_add_input_section): Ditto.
8244 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
8245 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
8247 (Output_merge_base::keeps_input_sections,
8248 Output_merge_base::set_keeps_input_sections,
8249 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
8251 (Output_merge_base::Input_sections): New type declaration.
8252 (Output_merge_base::input_sections_begin,
8253 Output_merge_base::input_sections_end,
8254 Output_merge_base::do_set_keeps_input_sections): New method definitions.
8255 (Output_merge_base::bool keeps_input_sections_,
8256 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
8257 Output_merge_base::input_sections_): New data members.
8258 (Output_merge_data::do_set_keeps_input_sections): New method
8260 (Output_merge_string::do_set_keeps_input_sections): Ditto.
8261 * output.cc (Output_section::Input_section::relobj): Move method
8262 defintion from class declaration to here and handle merge sections.
8263 (Output_section::Input_section::shndx): Ditto.
8264 (Output_section::Output_section): Remove initializations of removed
8265 data members and initialize new data member LOOKUP_MAPS_.
8266 (Output_section::add_input_section): Set keeps-input-sections flag
8267 for a newly created merge output section as appropriate. Adjust code
8268 to use Output_section_lookup_maps class.
8269 (Output_section::add_relaxed_input_section): Adjst code for lookup
8270 maps code refactoring.
8271 (Output_section::add_merge_input_section): Add a new parameter
8272 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
8273 class. If adding input section to a newly created merge output
8274 section fails, remove the new merge section.
8275 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
8276 Adjust code for use of the Output_section_lookup_maps class.
8277 (Output_section::find_merge_section): Ditto.
8278 (Output_section::build_lookup_maps): New method defintion.
8279 (Output_section::find_relaxed_input_section): Adjust code to use
8280 Output_section_lookup_maps class.
8281 (Output_section::get_input_sections): Export merge sections. Adjust
8282 code to use Output_section_lookup_maps class.
8283 (Output_section:::add_script_input_section): Adjust code to use
8284 Output_section_lookup_maps class. Update lookup maps for merge
8286 (Output_section::discard_states): Use Output_section_lookup_maps.
8287 (Output_section::restore_states): Same.
8288 * output.h (Merge_section_properties): Move class defintion out of
8290 (Output_section_lookup_maps): New class.
8291 (Output_section::Input_section::is_merge_section): New method
8293 (Output_section::Input_section::relobj): Move defintion out of class
8294 defintion. Declare method only.
8295 (Output_section::Input_section::shndx): Ditto.
8296 (Output_section::Input_section::output_merge_base): New method defintion.
8297 (Output_section::Input_section::u2_.pomb): New union field.
8298 (Output_section::Merge_section_by_properties_map,
8299 Output_section::Output_section_data_by_input_section_map,
8300 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
8302 (Output_section::add_merge_input_section): Add new parameter
8303 KEEPS_INPUT_SECTIONS.
8304 (Output_section::build_lookup_maps): New method declaration.
8305 (Output_section::merge_section_map_,
8306 Output_section::merge_section_by_properties_map_,
8307 Output_section::relaxed_input_section_map_,
8308 Output_section::is_relaxed_input_section_map_valid_): Remove data
8310 (Output_section::lookup_maps_): New data member.
8312 2010-05-21 Doug Kwan <dougkwan@google.com>
8315 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
8316 avoid a compilation error.
8318 2010-05-19 Rafael Espindola <espindola@google.com>
8320 * script-sections.cc (Output_section_definition::allocate_to_segment):
8321 Update the phdrs_list even when the output section is NULL.
8322 * testsuite/Makefile.am: Add test.
8323 * testsuite/Makefile.in: Regenerate.
8324 * testsuite/script_test_9.cc: New.
8325 * testsuite/script_test_9.sh: New.
8326 * testsuite/script_test_9.t: New.
8328 2010-05-19 Doug Kwan <dougkwan@google.com>
8330 * arm.cc (Arm_input_section::original_size): New method.
8331 (Arm_input_section::do_addralign): Add a cast.
8332 (Arm_input_section::do_output_offset): Remove static cast.
8333 (Arm_input_section::original_addralign,
8334 Arm_input_section::original_size_): Change type to uint32_t.
8335 (Arm_input_section::init): Add safe casts for section alignment
8337 (Arm_input_section::set_final_data_size): Do not set address and
8338 offset of stub table.
8339 (Arm_output_section::fix_exidx_coverage): Change use of of
8340 Output_section::Simple_input_section to that of
8341 Output_section::Input_section.
8342 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
8343 except for the first pass.
8344 * output.cc (Output_section::get_input_sections): Change type of
8345 input_sections to std::list<Input_section>.
8346 (Output_section::add_script_input_section): Rename from
8347 Output_section::add_simple_input_section. Change type of SIS
8348 parameter from Simple_input_section to Input_section.
8349 * output.h (Output_section::Simple_input_section): Remove class.
8350 (Output_section::Input_section): Change class visibility to public.
8351 (Output_section::Input_section::addralign): Use stored alignments
8352 for special input sections if set.
8353 (Output_section::Input_section::set_addralign): New method.
8354 (Output_section::get_input_sections): Change parameter type from
8355 list of Simple_input_section to list of Input_section.
8356 (Output_section::add_script_input_section): Rename from
8357 Output_section::add_simple_input_section. Change first parameter's
8358 type from Simple_input_section to Input_section and remove the
8359 second and third parameters.
8360 * script-sections.cc (Input_section::Input_section_list): Change
8361 type to list of Output_section::Input_section/
8362 (Input_section_info::Input_section_info): Change parameter type of
8363 INPUT_SECTION to Output_section::Input_section.
8364 (Input_section_info::input_section): Change return type.
8365 (Input_section_info::input_section_): Change type to
8366 Output_section::Input_section.
8367 (Output_section_element_input::set_section_addresses): Adjust code
8368 to use Output_section::Input_section instead of
8369 Output_section::Simple_input_section. Adjust code for renaming
8370 of Output_section::add_simple_input_section.
8371 (Orphan_output_section::set_section_addresses): Ditto.
8373 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8375 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
8376 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
8378 2010-05-18 Rafael Espindola <espindola@google.com>
8380 * options.cc (General_options::finalize): Handle -nostdlib.
8381 * options.h (nostdlib): New option.
8382 * script.cc (script_add_search_dir): Handle -nostdlib.
8384 2010-05-12 Doug Kwan <dougkwan@google.com>
8386 * arm.cc (Target_arm::do_finalize_sections): Create an empty
8387 attributes section only if there no attributes section after merging.
8388 (Target_arm::merge_object_attributes): Move value of
8389 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
8390 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
8391 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
8392 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
8393 and arm_attr_merge_7.stdout.
8394 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
8395 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
8396 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
8397 arm_attr_merge_7b.o): New rules.
8398 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
8400 * testsuite/Makefile.in: Regenerate.
8401 * testsuite/arm_attr_merge.sh: New file.
8402 * testsuite/arm_attr_merge_[67][ab].s: Same.
8404 2010-05-05 Nick Clifton <nickc@redhat.com>
8406 * po/es.po: Updated Spanish translation.
8408 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
8410 * Makefile.am (install-exec-local): Properly install gold as
8411 default cross linker.
8412 * Makefile.in: Regenerated.
8414 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
8415 Nick Clifton <nickc@redhat.com>
8417 * configure.ac (install_as_default): Define and set to false
8418 unless --enable-gold or --enable-gold=both/gold has been
8420 * configure: Regenerate.
8422 * Makefile.am (install-exec-local): Install the executable as
8423 'ld.gold'. If install_as_default is true then also install it as
8425 * Makefile.in: Regenerated.
8427 2010-04-24 Ian Lance Taylor <iant@google.com>
8429 * layout.cc (Layout::layout_reloc): In relocatable link don't
8430 combine reloc sections for grouped sections.
8432 2010-04-23 Sriraman Tallam <tmsriram@google.com>
8434 * gc.h (gc_process_relocs): Pass information on relocs pointing to
8435 sections that are not ordinary to icf.
8436 * icf.cc (get_section_contents): Handle relocation pointing to section
8437 with no object or shndx information.
8438 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
8439 * testsuite/Makefile.in: Regenerate.
8440 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
8441 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
8443 2010-04-22 Ian Lance Taylor <iant@google.com>
8445 * expression.cc (Expression::Expression_eval_info): Add
8446 result_alignment_pointer field.
8447 (Expression::eval_with_dot): Add result_alignment_pointer
8448 parameter. Change all callers.
8449 (Expression::eval_maybe_dot): Likewise.
8450 (class Binary_expression): Add alignment_pointer parameter to
8451 left_value and right_value. Change all callers.
8452 (BINARY_EXPRESSION): Set result alignment.
8453 (class Trinary_expression): Add alignment_pointer parameter to
8454 arg2_value and arg3_value. Change all callers.
8455 (Trinary_cond::value): Set result alignment.
8456 (Max_expression::value, Min_expression::value): Likewise.
8457 (Align_expression::value): Likewise.
8458 * script-sections.cc (class Sections_element): Add dot_alignment
8459 parameter to set_section_addresses virtual function. Update
8461 (class Output_section_element): Likewise.
8462 (Script_sections::create_segments): Add dot_alignment parameter.
8464 (Script_sections::create_segments_from_phdrs_clause): Likewise.
8465 (Script_sections::set_phdrs_clause_addresses): Likewise.
8466 * script-sections.h: Update declarations.
8467 * script.h: Update declarations.
8468 * output.h (Output_segment::set_minimum_p_align): Don't decrease
8470 * testsuite/script_test_3.t: Set large alignment.
8471 * testsuite/script_test_3.sh: Make sure that at least one LOAD
8472 segment has expected alignment.
8474 2010-04-22 Nick Clifton <nickc@redhat.com>
8476 * po/gold.pot: Updated by the Translation project.
8477 * po/vi.po: Updated Vietnamese translation.
8479 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
8481 * testsuite/Makefile.am (check_PROGRAMS): Add
8482 icf_virtual_function_folding_test.
8483 * testsuite/Makefile.in: Regenerated.
8485 2010-04-15 Andrew Haley <aph@redhat.com>
8487 * options.h (merge_exidx_entries): New option.
8488 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
8489 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
8490 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
8491 (Target_arm::merge_exidx_entries): New function.
8492 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
8493 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
8494 to Arm_exidx_fixup constructor.
8495 Add new arg, merge_exidx_entries.
8496 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
8497 Arm_output_section::fix_exidx_coverage.
8499 2010-04-18 Sriraman Tallam <tmsriram@google.com>
8501 * icf.cc (get_section_contents): Check for preemptible functions.
8502 Ignore addend when appropriate.
8503 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
8505 (add_from_relobj): Check for section folded.
8506 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
8507 * symtab.h (should_add_dynsym_entry): Add new parameter.
8508 * target-reloc.h (scan_relocs): Check for section folded.
8509 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
8510 Check reloc types for function pointers in shared objects.
8511 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
8513 (icf_preemptible_functions_test): New test case.
8514 (icf_string_merge_test): New test case.
8515 * testsuite.Makefile.in: Regenerate.
8516 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
8517 bar_glob. Refactor code.
8518 * testsuite/icf_preemptible_functions_test.cc: New file.
8519 * testsuite/icf_preemptible_functions_test.sh: New file.
8520 * testsuite/icf_string_merge_test.cc: New file.
8521 * testsuite/icf_string_merge_test.sh: New file.
8522 * testsuite/icf_virtual_function_folding_test.cc: New file.
8523 * testsuite/icf_virtual_function_folding_test.sh: New file.
8525 2010-04-14 Doug Kwan <dougkwan@google.com>
8527 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
8528 for local symbol recounting if we remove a section due to ICF.
8529 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
8530 there are no regular objects in input.
8532 2010-04-13 Doug Kwan <dougkwan@google.com>
8534 * arm.cc (Arm_input_section::set_final_data_size): Compute
8535 accurate final data size instead of using current data size.
8537 2010-04-09 Doug Kwan <dougkwan@google.com>
8539 * layout.cc (Layout::choose_output_section): Handle script section
8541 (Layout::make_output_section_for_script): Add section type parameter.
8542 Handle script section types.
8543 * layout.h (Layout::make_output_section_for_script): Add section
8545 * output.cc (Output_section::Output_section): Initialize data member
8547 (Output_section::do_reset_address_and_file_offset): Do not set address
8548 to 0 if section is a NOLOAD section.
8549 * output.h (Output_section::is_noload): New method.
8550 (Output_section::set_is_noload): Ditto.
8551 (Output_section::is_noload_): New data member.
8552 * script-c.h (Script_section_type): New enum type.
8553 (struct Parser_output_section_header): Add new file section_type.
8554 * script-sections.cc (Sections_element::output_section_name): Add
8555 parameter for returning script section type.
8556 (Output_section_definition::output_section_name): Ditto.
8557 (Output_section_definition::section_type)P; New method.
8558 (Output_section_definiton::script_section_type_name): Ditto.
8559 (Output_section_definition::script_section_type_): New data member.
8560 (Output_section_definition::Output_section_definition): Initialize
8561 data member Output_section_definition::script_section_type_.
8562 (Output_section_definition::create_sections): Pass script section type
8563 to Layout::make_output_section_for_script.
8564 (Output_section_definition::output_section_name): Return script
8565 section type to caller.
8566 (Output_section_definition::set_section_address): Do not advance
8567 dot value and load address if section type is NOLOAD. Set address
8568 of NOLOAD sections regardless of section flags.
8569 (Output_section_definition::print): Print section type if it is
8570 not SCRIPT_SECTION_TYPE_NONE.
8571 (Output_section_definition::section_type): New method.
8572 (Output_section_definition::script_section_type_name): Ditto.
8573 (Script_sections::output_section_name): Add new parameter
8574 PSECTION_TYPE for returning script section type. Pass it to
8575 section elements. Handle discard sections.
8576 (Sort_output_sections::operator()): Handle NOLOAD sections.
8577 * script-sections.h (Script_sections::Section_type): New enum type.
8578 (Script_sections::output_section_name): Add a new parameter for
8579 returning script section type.
8580 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
8582 * yyscript.y (union): Add new field SECTION_TYPE.
8583 (COPY, DSECT, INFO, NOLOAD): New tokens.
8584 (opt_address_and_section_type): Change type to output_section_header.
8585 (section_type): New non-terminal
8586 (section_header): Handle section type.
8587 (opt_address_and_section_type): Return section type value.
8589 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
8591 * testsuite/plugin_common_test_1.c (foo): Add prototype.
8592 * testsuite/plugin_common_test_2.c (foo): Likewise.
8594 2010-04-08 Doug Kwan <dougkwan@google.com>
8596 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
8598 * output.cc (Output_section::add_merge_input_section): Simplify
8599 code and return status of Output_merge_base::add_input_section.
8600 Update merge section map only if Output_merge_base::add_input_section
8603 2010-04-07 Doug Kwan <dougkwan@google.com>
8605 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
8606 if section is marked as containing instructions but has no mapping
8608 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
8609 correct section index.
8610 (Arm_relobj::find_linked_text_section): Ditto.
8612 2010-04-07 Cary Coutant <ccoutant@google.com>
8614 * archive.cc (include_member): Destroy Read_symbols_data object before
8616 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
8617 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
8618 (Read_symbols_data::~Read_symbols_data) New destructor.
8619 (Section_relocs::Section_relocs) New constructor.
8620 (Section_relocs::~Section_relocs) New destructor.
8621 (Read_relocs_data::Read_relocs_data) New constructor.
8622 (Read_relocs_data::~Read_relocs_data) New destructor.
8623 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
8624 pointers to NULL after deleting.
8626 2010-04-07 Doug Kwan <dougkwan@google.com>
8628 * arm.cc: Replace "endianity" with "endianness" in comments.
8629 (Arm_exidx_cantunwind): Ditto.
8630 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
8631 (Arm_relobj::merge_flags_and_attributes): New method.
8632 (Arm_relobj::merge_flags_and_attributes_): New data member.
8633 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
8634 (Arm_relobj::scan_sections_for_stubs): Ditto.
8635 (Arm_relobj::do_read_symbols): Check to see if we really want to
8636 merge processor-specific flags and attributes. Exit early if
8637 an object is empty except for section names and the undefined symbol.
8638 (Target_arm::do_finalize_sections): Move check for ELF format to
8639 Arm_relobj::do_read_symbols. Merge processor specific flags and
8640 attributes from a regular object only when we have determined that
8641 it is aapropriate. Do not create an .ARM.attributes section in
8642 output if there is no regular input object.
8643 (Target_arm::merge_processor_specific_flags): Check
8644 --warn-mismatch before printing any error.
8645 (Target_arm::merge_object_attributes): Ditto.
8646 * gold.cc (queue_middle_tasks): Handle the case in which there is
8647 no regular object in input.
8648 * options.cc (General_options::parse_EB): New method.
8649 (General_options::parse_EL): Same.
8650 (General_options::General_options): Initialize endianness_.
8651 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
8653 (General_options::Endianness): New enum.
8654 (General_options::endianness): New method.
8655 (General_options::endianness_): New data member.
8656 * parameters.cc (Parameters::set_options): Check target endianness.
8657 (Parameters::set_target_once): Ditto.
8658 (Parameters::check_target_endianness): New method.
8659 (parameters_force_valid_target): If either -EL or -EB is specified,
8660 use it to define endianness of default target.
8661 * parameters.h (Parameters::check_target_endianness): New method
8663 * target.h (class Target): Change "endianity" to "endianness"
8666 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8668 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
8669 * configure: Regenerate.
8670 * Makefile.in: Regenerate.
8671 * testsuite/Makefile.in: Regenerate.
8673 2010-04-06 Cary Coutant <ccoutant@google.com>
8676 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
8677 prevailing definitions of common symbols.
8678 * testsuite/plugin_test_6.sh: New test case.
8679 * testsuite/plugin_common_test_1.c: New test case.
8680 * testsuite/plugin_common_test_2.c: New test case.
8681 * testsuite/Makefile.am (plugin_test_6): New test case.
8682 * testsuite/Makefile.in: Regenerate.
8684 2010-04-06 Nick Clifton <nickc@redhat.com>
8686 * po/vi.po: New Vietnamese translation.
8688 2010-03-30 Doug Kwan <dougkwan@google.com>
8690 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
8692 2010-03-25 Doug Kwan <dougkwan@google.com>
8694 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8695 to avoid a conversion warning on a 32-bit host.
8697 2010-03-24 Ian Lance Taylor <iant@google.com>
8699 * testsuite/script_test_3.t: Add a TLS segment.
8700 * testsuite/Makefile.am (check_PROGRAMS): Add
8701 tls_phdrs_script_test.
8702 (tls_phdrs_script_test_SOURCES): Define.
8703 (tls_phdrs_script_test_DEPENDENCIES): Define.
8704 (tls_phdrs_script_test_LDFLAGS): Define.
8705 (tls_phdrs_script_test_LDADD): Define.
8706 * testsuite/Makefile.in: Rebuild.
8708 2010-03-23 Cary Coutant <ccoutant@google.com>
8710 * fileread.cc (find_or_make_view): Fix comment.
8712 2010-03-23 Ian Lance Taylor <iant@google.com>
8714 * script-sections.cc (class Orphan_section_placement): Define
8715 PLACE_TLS and PLACE_TLS_BSS.
8716 (Orphan_section_placement::Orphan_section_placement): Initialize
8718 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
8719 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
8720 (tls_script_test_SOURCES): Define.
8721 (tls_script_test_DEPENDENCIES): Define.
8722 (tls_script_test_LDFLAGS): Define.
8723 (tls_script_test_LDADD): Define.
8724 * testsuite/Makefile.in: Rebuild.
8726 2010-03-22 Doug Kwan <dougkwan@google.com>
8728 * arm.cc (Arm_relocate_functions::abs8,
8729 Arm_relocate_functions::abs16): Use correct check for overflow
8730 specified in the ARM ELF specs.
8731 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
8732 target of a BLX instruction specially.
8733 (Reloc_stub::stub_type_for_reloc): Ditto.
8734 (Relocate::relocate): Use symbolic names instead of numeric relocation
8735 codes to report error.
8736 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
8738 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
8739 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
8740 thumb2_blx_out_of_range.stdout
8741 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
8742 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
8743 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
8744 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
8745 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
8746 thumb2_blx_in_range, thumb2_blx_in_range.o,
8747 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
8748 thumb2_blx_out_of_range.o): New rules.
8749 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
8750 thumb2_blx_in_range and thumb2_blx_out_of_range.
8751 * testsuite/Makefile.in: Regenerate.
8752 * arm_branch_in_range.sh: Add tests for THUMB BLX.
8753 * testsuite/thumb_blx_in_range.s: New file.
8754 * testsuite/thumb_blx_out_of_range.s: New file.
8756 2010-03-22 Rafael Espindola <espindola@google.com>
8758 * archive.cc (Should_include): Move to archive.h.
8759 (should_include_member): Make it a member of Archive.
8761 (Add_lib_group_symbols): New.
8762 * archive.h: Include options.h.
8763 (Archive_member): Moved from Archive.
8764 (Should_include): Moved from archive.cc.
8766 (Add_lib_group_symbols): New.
8767 * dynobj.cc (do_should_include_member): New.
8768 * dynobj.h (do_should_include_member): New.
8769 * gold.cc (queue_initial_tasks): Update call to queue.
8770 * main.cc (main): Print lib group stats.
8771 * object.cc (do_should_include_member): New.
8772 * object.h: Include archive.h.
8773 (Object::should_include_member): New.
8774 (Object::do_should_include_member): New.
8775 (Sized_relobj::do_should_include_member): New.
8776 * options.cc (General_options::parse_start_lib): New.
8777 (General_options::parse_end_lib): New.
8778 (Input_arguments::add_file): Handle lib groups.
8779 (Input_arguments::start_group): Check we are not in a lib.
8780 (Input_arguments::start_lib): New.
8781 (Input_arguments::end_lib): New.
8782 * options.h (General_options): Add start_lib and end_lib.
8783 (Input_argument::lib_): New.
8784 (Input_argument::lib): New.
8785 (Input_argument::is_lib): New.
8786 (Input_file_lib): New.
8787 (Input_arguments::in_lib_): New.
8788 (Input_arguments::in_lib): New.
8789 (Input_arguments::start_lib): New.
8790 (Input_arguments::end_lib_): New.
8791 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
8792 in unused members as preempted.
8793 (Sized_pluginobj::do_should_include_member): New.
8794 * plugin.h (Sized_pluginobj::do_should_include_member): New.
8795 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
8797 (Read_symbols::do_whole_lib_group): New.
8798 (Read_symbols::do_lib_group): New.
8799 (Read_symbols::do_read_symbols): Handle lib groups.
8800 (Read_symbols::get_name): Handle lib groups.
8801 * readsyms.h (Read_symbols): Add an archive member pointer.
8802 (Read_symbols::do_whole_lib_group): New.
8803 (Read_symbols::do_lib_group): New.
8804 (Read_symbols::member_): New.
8805 * script.cc (read_input_script): Update call to queue_soon.
8807 2010-03-19 Doug Kwan <dougkwan@google.com>
8809 * arm.cc (Stub_table::Stub_table): Initialize new data members
8810 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8811 (Stub_table::add_reloc_stub): Assign stub offset and update
8812 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8813 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
8815 (Stub_table::update_data_size_and_addralign): Use
8816 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
8817 instead of going over all reloc stubs.
8818 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
8819 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8820 Stringpool_template::offset_ to size of Stringpool_char.
8821 (Stringpool_template::new_key_offset): Remove code to initialize
8822 Stringpool_template::offset_.
8823 * stringpool.h (Stringpool_template::set_no_zero_null): Set
8824 Stringpool_template::offset_ to zero.
8826 2010-03-15 Doug Kwan <dougkwan@google.com>
8828 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8830 (Stringpool_template::new_key_offset): New method.
8831 (Stringpool_template::add_string): Assign offsets when adding new
8833 (Stringpool_template::set_string_offsets): Do not set string offsets
8834 when not optimizing.
8835 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
8837 (Chunked_vector::clear): Clear size_.
8838 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
8839 (Chunked_vector::size): Return size_.
8840 (Chunked_vector::push_back): Use size_ to find insert position.
8841 (Chunked_vector::size_): New data member.
8842 (Stringpool_template::set_no_zero_null): Assert string set is empty.
8843 (Stringpool_template::new_key_offset): New method declaration.
8844 (Stringpool_template::offset_): New data member.
8846 2010-03-15 Rafael Espindola <espindola@google.com>
8848 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
8849 Add_symbols' constructor.
8850 * readsyms.h (Add_symbols): Remove the input_group member.
8852 2010-03-10 Ian Lance Taylor <iant@google.com>
8854 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
8855 target to ask whether a reference to a symbol requires a stack
8857 * target.h (Target::is_call_to_non_split): New function.
8858 (Target::do_is_call_to_non_split): Declare virtual function.
8859 * target.cc: Include "symtab.h".
8860 (Target::do_is_call_to_non_split): New function.
8861 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
8863 2010-03-10 Cary Coutant <ccoutant@google.com>
8865 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
8866 (File_read::open[1]): Remove initial mapping of whole_file_view_.
8867 (File_read::open[2]): Add whole_file_view_ to list of views.
8868 (File_read::make_view): Remove test of whole_file_view_.
8869 (File_read::find_or_make_view): Create whole_file_view_ if
8871 (File_read::clear_views): Replace bool parameter with enum;
8872 adjust all callers. Don't delete views with permanent data;
8873 do delete cached views and views from archives if
8874 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
8875 if clearing the corresponding view.
8876 * fileread.h (File_read::Clear_views_mode): New enum.
8877 (File_read::View::is_permanent_view): New method.
8878 (File_read::clear_views): Replace bool parameter
8879 with enum; adjust all callers.
8880 * options.h (General_options): Change keep_files_mapped option;
8881 add map_whole_files.
8882 * readsyms.cc (Add_symbols::run): Delete sd_ object before
8884 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
8887 2010-03-10 David S. Miller <davem@davemloft.net>
8889 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
8891 2010-03-09 Sriraman Tallam <tmsriram@google.com>
8893 * icf.cc (get_section_contents): Add '@' marker after processing the
8896 2010-03-08 Doug Kwan <dougkwan@google.com>
8898 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
8899 due to a conversion warning.
8900 (Arm_relobj::update_output_local_symbol_count): Check for local
8901 symbol with unset output index.
8903 2010-03-05 Ian Lance Taylor <iant@google.com>
8905 * options.h (class General_options): Add --spare-dynamic-tags.
8906 * output.cc (Output_data_dynamic::set_final_data_size): Implement
8907 --spare-dynamic-tags.
8909 2010-03-05 Ian Lance Taylor <iant@google.com>
8911 * incremental.cc: Include "libiberty.h".
8913 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8915 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
8916 function, is_info_ member.
8917 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
8918 (Versions::Versions): Update caller.
8919 (Versions::define_base_version): Likewise.
8920 (Versions::add_def): Likewise.
8922 2010-03-03 Sriraman Tallam <tmsriram@google.com>
8924 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
8925 (Scan::possible_function_pointer_reloc): New function.
8926 (Scan::local_reloc_may_be_function_pointer): Change to call
8927 possible_function_pointer_reloc.
8928 (Scan::global_reloc_may_be_function_pointer): Ditto.
8929 * icf.h (Icf::check_section_for_function_pointers): Change to reject
8930 relocations in ".data.rel.ro._ZTV" section.
8931 * testsuite/icf_safe_so_test.sh: Change to pass i386.
8932 * testsuite/icf_safe_so_test.cc: Ditto.
8933 * testsuite/icf_safe_test.cc: Ditto.
8934 * testsuite/icf_safe_test.sh: Ditto.
8936 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8937 Ian Lance Taylor <iant@google.com>
8939 * target-reloc.h (relocate_section): Check the symbol table index
8940 for -1U before setting the local symbol index.
8941 (scan_relocatable_relocs): If copying the relocation, record that
8942 the local symbol is required.
8943 * object.h (Symbol_value::is_output_symtab_index_set): New
8945 (Symbol_value::may_be_discarded_from_output_symtab): New
8947 (Symbol_value::has_output_symtab_entry): New function.
8948 (Symbol_value::needs_output_symtab_entry): Remove.
8949 (Symbol_value::output_symtab_index): Make sure the symbol index is
8951 (Symbol_value::set_output_symtab_index): Make sure the symbol
8952 index is not set. Make sure the new index is valid.
8953 (Symbol_value::set_must_have_output_symtab_entry): New function.
8954 (Symbol_value::has_output_dynsym_entry): New function.
8955 (Symbol_value::set_output_dynsym_index): Make sure the new index
8957 (Sized_relobj::set_must_have_output_symtab_entry): New function.
8958 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
8959 local symbol if permitted.
8960 (Sized_relobj::do_finalize_local_symbols): Call
8961 is_output_symtab_index_set rather than needs_output_symtab_entry.
8962 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
8963 rather than needs_output_symtab_entry. Call
8964 has_output_dynsym_entry rather than needs_output_dynsym_entry.
8965 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
8966 is_output_symtab_index_set rather than needs_output_symtab_entry.
8967 * testsuite/discard_locals_relocatable_test.c: New file.
8968 * testsuite/discard_locals_test.sh: Test -r.
8969 * testsuite/Makefile.am (check_DATA): Add
8970 discard_locals_relocatable_test1.syms,
8971 discard_local_relocatable_test2.syms.
8972 (MOSTLYCLEANFILES): Likewise. Also add
8973 discard_locals_relocatable_test1.lout and
8974 discard_locals_relocatable_test2.out.
8975 (discard_locals_relocatable_test1.syms): New target.
8976 (discard_locals_relocatable_test.o): New target.
8977 (discard_locals_relocatable_test1.out): New target.
8978 (discard_locals_relocatable_test2.syms): New target.
8979 (discard_locals_relocatable_test2.out): New target.
8980 (various): Add missing ../ld-new dependencies.
8981 * testsuite/Makefile.in: Rebuild.
8983 2010-03-03 Nick Clifton <nickc@redhat.com>
8985 * po/fi.po: New Finnish translation.
8987 2010-03-01 Doug Kwan <dougkwan@google.com>
8989 * layout.cc (Layout::Layout): Force section types of .init_array*,
8990 .preinit_array* and .fini_array* sections.
8991 * output.cc (Output_section::Input_section_sort_entry::has_priority):
8992 Fix check of return value of std::string::find.().
8993 (Output_section::Input_section_sort_compare::operator()): Remove
8994 comment about .init_array.
8995 (Output_section::Input_section_sort_init_fini_compare::operator()):
8997 (Output_section::sort_attached_input_sections): Handle .init_array
8998 and .fini_array specially.
8999 * output.h (Output_section::Inut_section_sort_compare): Update
9001 (Output_section::Input_section_sort_init_fini_compare): New struct.
9003 2010-02-26 Doug Kwan <dougkwan@google.com>
9005 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
9006 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
9007 * testsuite/debug_msg.sh: Avoid matching source line number for
9008 use of global variable undef_int.
9010 2010-02-26 Doug Kwan <dougkwan@google.com>
9012 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
9013 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
9014 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
9015 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
9016 * options.cc (General_options::General_options): Initialize member
9018 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
9019 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
9020 and rm_no_fix_v4bx.stdout
9021 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
9022 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
9023 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
9024 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
9025 and arm_no_fix_v4bx.
9026 * Makefile.in: Regenerate.
9027 * testsuite/arm_fix_v4bx.s: New file.
9028 * testsuite/arm_fix_v4bx.sh: Ditto.
9030 2010-02-24 Doug Kwan <dougkwan@google.com>
9032 * arm.cc (Target_arm::got_section): Make the .got section the first
9033 non RELRO section in the data segment.
9034 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
9035 suffixes of section names.
9037 2010-02-24 Doug Kwan <dougkwan@google.com>
9039 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
9040 flags and attributes merging if an input file is a binary file.
9041 * fileread.cc (Input_file::open): Record format of original file.
9042 * fileread.h (Input_file::Format): New enum type.
9043 (Input_file::Input_file): Initialize data member format_.
9044 (Input_file::format): New method definition.
9045 (Input_file::format_):: New data member.
9047 2010-02-24 Doug Kwan <dougkwan@google.com>
9049 * arm.cc (Arm_output_data_got): New class.
9050 (ARM_TCB_SIZE): New constant
9051 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
9052 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
9053 If user uses a script with a SECTIONS clause, issue only a warning
9054 for a misplaced EXIDX input section. Otherwise, issue an error.
9055 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
9057 (Target_arm::got_mode_index_entry): Handle static linking.
9058 (Target_arm::Scan::local): Ditto.
9059 (Target_arm::Scan::global): Ditto.
9060 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
9061 all incorrectly implemented relocations.
9062 (Target_arm::fix_exidx_coverage): Pass layout to
9063 Arm_output_section::fix_exidx_coverage.
9064 * layout.cc (Layout::section_name_mapping): Remove trailing dots
9065 from ".ARM.exidx." and ".ARM.extab.".
9067 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9069 * arm.cc (Target_arm::do_finalize_sections): Create attribute
9070 section if it does not already exist.
9071 * attributes.cc (Attributes_section_data::Attributes_section_data):
9072 Don't crash if size is zero.
9074 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9075 Ian Lance Taylor <iant@google.com>
9077 * gold.cc (queue_middle_tasks): If no input files were opened,
9079 * workqueue.h (Task_function::Task_function): Assert that there is
9082 2010-02-22 Doug Kwan <dougkwan@google.com>
9084 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
9085 * icf.cc (get_section_contents): Cast snprintf arguments to long long
9086 types to avoid warnings due to different uint64_t implementations
9089 2010-02-21 Doug Kwan <dougkwan@google.com>
9091 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
9092 handling of the maximum backward branch offset.
9093 (Arm_relocate_functions::thumb_branch_common): Ditto.
9094 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
9095 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
9096 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
9097 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
9098 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
9099 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
9100 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
9101 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
9102 thumb_bl_out_of_range thumb_bl_out_of_range.o,
9103 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
9104 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
9105 thumb2_bl_out_of_range.o): New rules.
9106 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
9107 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
9108 thumb2_bl_out_of_range
9109 * testsuite/Makefile.in: Regenerate.
9110 * testsuite/arm_bl_in_range.s: New file.
9111 * testsuite/arm_bl_out_of_range.s: Ditto.
9112 * testsuite/arm_branch_in_range.sh: Ditto.
9113 * testsuite/arm_branch_range.t: Ditto.
9114 * testsuite/thumb2_branch_range.t: Ditto.
9115 * testsuite/thumb_bl_in_range.s: Ditto.
9116 * testsuite/thumb_bl_out_of_range.s: Ditto.
9117 * testsuite/thumb_branch_range.t: Ditto.
9119 2010-02-20 Sriraman Tallam <tmsriram@google.com>
9121 * gc.h (gc_process_relocs): Change vectors to point to the new list.
9122 Add reloc offset information.
9123 * icf.cc (get_section_contents): Change iterators to point to the new
9124 vectors. Add reloc offset information to the contents.
9125 * icf.h (Icf::Sections_reachable_info): New typedef.
9126 (Icf::Sections_reachable_list): New typedef.
9127 (Icf::Offset_info): New typedef.
9128 (Icf::Reloc_info): New struct typedef.
9129 (Icf::Reloc_info_list): New typedef.
9130 (Icf::symbol_reloc_list): Delete method.
9131 (Icf::addend_reloc_list): Delete method.
9132 (Icf::section_reloc_list): Delete method.
9133 (Icf::reloc_info_list): New method.
9134 (Icf::reloc_info_list_): New member.
9136 2010-02-19 Doug Kwan <dougkwan@google.com>
9138 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
9139 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
9140 * arm.cc (Arm_relocation_functions): New forward declaration.
9141 (Target_arm::Target_arm): Initialize new data members
9142 got_mod_index_offset_ and tls_base_symbol_defined_.
9143 (Target_arm::Relocate::relocate_tls): New method.
9144 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
9145 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
9147 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
9148 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
9149 (Target_arm::got_mod_index_offset_,
9150 Target_arm::tls_base_symbol_defined_): New data members.
9151 (Target_arm::Scan::local, Target::Scan::global,
9152 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
9155 2010-02-18 Doug Kwan <dougkwan@google.com>
9157 * arm.cc (Arm_relobj::find_linked_text_section): New method.
9158 (Arm_relobj::make_exidx_input_section): Pass section index of linked
9159 text section as a parameter becuase some broken tools may not set
9160 the link in section header.
9161 (Target_arm::has_got_section): New method.
9162 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
9163 without any mapping symbol as data only. Remove warning.
9164 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
9165 link in its section header, try to discover the link by inspecting the
9166 REL31 relocation at the beginning of the section.
9167 (Target_arm::Scan::check_non_pic): Report name of offending relocation
9169 (Target_arm::Scan::global): Treat any reference to the symbol
9170 _GLOBAL_OFFSET_TABLE_ as a GOT access.
9172 2010-02-12 Sriraman Tallam <tmsriram@google.com>
9174 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
9175 (Scan::global_reloc_may_be_function_pointer): New function.
9176 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
9177 (Scan::global_reloc_may_be_function_pointer): New function.
9178 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
9179 (Scan::global_reloc_may_be_function_pointer): New function.
9180 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
9181 (Scan::global_reloc_may_be_function_pointer): New function.
9182 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
9183 (Scan::global_reloc_may_be_function_pointer): New function.
9184 (Scan::possible_function_pointer_reloc): New function.
9185 (Target_x86_64::can_check_for_function_pointers): New function.
9186 * gc.h (gc_process_relocs): Scan relocation types to determine if
9187 function pointers were taken for targets that support it.
9188 * icf.cc (Icf::find_identical_sections): Include functions for
9189 folding in safe ICF whose pointer is not taken.
9190 * icf.h (Secn_fptr_taken_set): New typedef.
9191 (fptr_section_id_): New member.
9192 (section_has_function_pointers): New function.
9193 (set_section_has_function_pointers): New function.
9194 (check_section_for_function_pointers): New function.
9195 * options.h: Fix comment for safe ICF option.
9196 * target.h (can_check_for_function_pointers): New function.
9197 * testsuite/Makefile.am: Add icf_safe_so_test test case.
9198 Modify icf_safe_test for X86-64.
9199 * testsuite/Makefile.in: Regenerate.
9200 * testsuite/icf_safe_so_test.cc: New file.
9201 * testsuite/icf_safe_so_test.sh: New file.
9202 * testsuite/icf_safe_test.cc (kept_func_3): New function.
9203 (main): Change to take pointer to function kept_func_3.
9204 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
9205 folding is done correctly for X86-64.
9207 2010-02-12 David S. Miller <davem@davemloft.net>
9209 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
9210 is_symbolless parameter.
9211 (Output_reloc<SHT_REL>::is_symbolless): New.
9212 (Output_reloc<SHT_REL>::is_symbolless_): New.
9213 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
9214 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
9215 (Output_reloc<SHT_RELA>::is_symbolless): New.
9216 (Output_data_reloc::add_global): Handle is_symbolless.
9217 (Output_data_reloc::add_global_relative): Likewise.
9218 (Output_data_reloc::add_local): Likewise.
9219 (Output_data_reloc::add_local_relative): Likewise.
9220 (Output_data_reloc::add_symbolless_global_addend): New.
9221 (Output_data_reloc::add_symbolless_local_addend): New.
9222 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
9224 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
9225 instead of ->is_relative_
9226 (Output_reloc::write): Likewise.
9227 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
9228 (Output_reloc::write_rel): Simplify.
9230 * sparc.cc (Target_sparc::Scan::local): Use
9231 ->add_symbolless_local_addend as needed.
9232 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
9233 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
9234 based upon relocation offset.
9236 2010-02-11 Doug Kwan <dougkwan@google.com>
9238 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
9239 (Target_arm::Scan::global): Ditto. Also remove a comment before the
9240 beginning of function.
9241 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
9242 and MOVT_ABS relocations. Those are non issued in scanning. Fix
9243 parameter is_32bit in calls to should_apply_static_reloc.
9244 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
9245 (check_DATA): Add arm_abs_global.stdout.
9246 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
9247 arm_abs_global.stdout): New rules.
9248 (MOSTLLYCLEANFILES): Add arm_abs_global
9249 * Makefile.in: Regenerate.
9250 * testsuite/arm_abs_global.s: New file.
9251 * testsuite/arm_abs_global.sh: Ditto.
9252 * testsuite/arm_abs_lib.s: Ditto.
9254 2010-02-11 Ian Lance Taylor <iant@google.com>
9256 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
9258 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
9259 Allocate_commons_task first.
9260 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
9261 task, rather than symtab_lock_.
9262 (Gc_process_relocs::~Gc_process_relocs): New function.
9263 (Gc_process_relocs::is_runnable): Check this_blocker_.
9264 (Gc_process_relocs::locks): Use next_blocker_ rather than
9266 (Scan_relocs::~Scan_relocs): New function.
9267 (Scan_relocs::is_runnable): Check this_blocker_ rather than
9269 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
9271 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
9272 fields. Add this_blocker_ and next_blocker_ fields. Adjust
9273 constructor accordingly.
9274 (class Gc_process_relocs): Likewise.
9275 (class Scan_relocs): Likewise.
9276 * common.h (class Allocate_commons_task): Remove symtab_lock_
9277 field, and corresponding constructor parameter.
9278 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
9280 (Allocate_commons_task::locks): Likewise.
9282 2010-02-11 Ian Lance Taylor <iant@google.com>
9284 * gold-threads.h (class Once): Define.
9285 (class Initialize_lock): Rewrite as child of Once.
9286 * gold-threads.cc (class Once_initialize): Define.
9287 (once_pointer_control): New static variable.
9288 (once_pointer, once_arg): New static variables.
9289 (c_run_once): New static function.
9290 (Once::Once, Once::run_once, Once::internal_run): New functions.
9291 (class Initialize_lock_once): Remove.
9292 (initialize_lock_control): Remove.
9293 (initialize_lock_pointer): Remove.
9294 (initialize_lock_once): Remove.
9295 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
9296 (Initialize_lock::initialize): Rewrite.
9297 (Initialize_lock::do_run_once): New function.
9298 * archive.cc (Archive::interpret_header): Only clear name if it is
9300 * fileread.cc: Include "gold-threads.h"
9301 (file_counts_lock): New static variable.
9302 (file_counts_initialize_lock): Likewise.
9303 (File_read::release): Only increment counts when using --stats.
9304 Use a lock around the increment.
9305 * parameters.cc (class Set_parameters_target_once): Define.
9306 (set_parameters_target_once): New static variable.
9307 (Parameters::Parameters): Move here from parameters.h.
9308 (Parameters::set_target): Rewrite.
9309 (Parameters::set_target_once): New function.
9310 (Parameters::clear_target): Move here and rewrite.
9311 * parameters.h (class Parameters): Update declarations. Add
9312 set_parameters_target_once_ field.
9313 (Parameters::Parameters): Move to parameters.cc.
9314 (Parameters::clear_target): Likewise.
9315 * readsyms.cc (Read_symbols::do_group): Create a Start_group
9317 (Start_group::~Start_group): New function.
9318 (Start_group::is_runnable): New function.
9319 (Start_group::locks, Start_group::run): New functions.
9320 (Finish_group::run): Change saw_undefined to size_t.
9321 * readsyms.h (class Start_group): Define.
9322 (class Finish_group): Change saw_undefined_ field to size_t.
9323 (Finish_group::Finish_group): Remove saw_undefined and
9324 this_blocker parameters. Change all callers.
9325 (Finish_group::set_saw_undefined): New function.
9326 (Finish_group::set_blocker): New function.
9327 * symtab.h (class Symbol_table): Change saw_undefined to return
9328 size_t. Change saw_undefined_ field to size_t.
9329 * target-select.cc (Set_target_once::do_run_once): New function.
9330 (Target_selector::Target_selector): Initialize set_target_once_
9331 field. Don't initialize lock_ and initialize_lock_ fields.
9332 (Target_selector::instantiate_target): Rewrite.
9333 (Target_selector::set_target): New function.
9334 * target-select.h (class Set_target_once): Define.
9335 (class Target_selector): Update declarations. Make
9336 Set_target_once a friend. Remove lock_ and initialize_lock_
9337 fields. Add set_target_once_ field.
9339 2010-02-10 Ian Lance Taylor <iant@google.com>
9341 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
9343 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
9344 (queue_middle_tasks): Add all blockers before queueing any tasks.
9345 (queue_final_tasks): Likewise.
9346 * token.h (Task_token::add_blockers): New function.
9347 * object.h (Input_objects::number_of_relobjs): New function.
9349 2010-02-10 Ian Lance Taylor <iant@google.com>
9351 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
9352 shared, not if not position independent.
9353 * x86_64.cc (Relocate::relocate_tls): Likewise.
9354 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
9355 (tls_pie_pic_test): New target.
9356 * testsuite/Makefile.in: Rebuild.
9358 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
9359 (tls_test_main_pie.o, tls_test_pie.o): New targets.
9360 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
9361 * testsuite/Makefile.in: Rebuild.
9363 2010-02-09 David S. Miller <davem@davemloft.net>
9365 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
9366 R_SPARC_RELATIVE using ->add_local_relative().
9367 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
9369 * output.h (Output_data_dynamic::add_section_size): New method
9370 that takes two Output_data objects.
9371 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
9372 entry param. Handle it in initializers.
9373 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
9374 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
9375 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
9377 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
9378 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
9379 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
9380 for dynrel_includes_plt.
9381 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9382 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9383 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
9385 (Target_sparc::do_finalize_sections): Update to pass true for
9386 dynrel_includes_plt.
9387 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
9388 output before .rela.plt
9389 (Target_powerpc::do_finalize_sections): Update to pass true for
9390 dynrel_includes_plt when 32-bit.
9392 2010-02-08 Doug Kwan <dougkwan@google.com>
9394 * arm.cc (Arm_relobj::simple_input_section_output_address): New
9396 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
9397 Arm_relobj::scan_section_for_cortex_a8_stubs,
9398 Arm_relobj::do_relocation_section): Instead of calling
9399 Output_section::output_address, use faster
9400 Arm_relobj::simple_input_section_output_address.
9402 2010-02-08 David S. Miller <davem@davemloft.net>
9404 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
9405 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
9406 relocation helper function.
9408 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
9409 just like R_SPARC_GOT{10,13,22}.
9410 (Target_sparc::Scan::local): Likewise.
9411 (Target_sparc::Relocate:relocate): Likewise.
9413 2010-02-06 Ian Lance Taylor <iant@google.com>
9415 * configure.ac: Rewrite targetobjs duplicate removal code to use
9416 only shell constructs.
9417 * configure: Rebuild.
9419 2010-02-05 Doug Kwan <dougkwan@google.com>
9422 * arm.cc (Arm_relobj::section_is_scannable): New method.
9423 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
9424 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
9426 2010-02-04 Doug Kwan <dougkwan@google.com>
9429 * arm-reloc-property.cc (cstdio): Include.
9430 * configure.ac (targetobjs): Remove duplicates.
9431 * configure: Regenerate.
9432 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
9433 big and little endian version for a given address size.
9435 2010-02-03 Doug Kwan <dougkwan@google.com>
9437 * arm-reloc-property.cc
9438 (Arm_reloc_property_table::reloc_name_in_error_message): New method
9440 * arm-reloc-property.h
9441 (Arm_reloc_property_table::get_implemented_static_reloc_property):
9442 New method definition.
9443 (Arm_reloc_property_table::reloc_name_in_error_message): New method
9445 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
9447 (GOT_PREL): Change implemented to Y.
9448 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
9449 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
9450 (Arm_relocate_functions::movw_abs_nc): Remove method.
9451 (Arm_relocate_functions::movt_abs): Ditto.
9452 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
9453 (Arm_relocate_functions::thm_movt_abs): Ditto.
9454 (Arm_relocate_functions::movw_rel_nc): Ditto.
9455 (Arm_relocate_functions::movw_rel): Ditto.
9456 (Arm_relocate_functions::movt_rel): Ditto.
9457 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
9458 (Arm_relocate_functions:thm_movw_rel): Ditto.
9459 (Arm_relocate_functions:thm_movt_rel): Ditto.
9460 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
9461 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
9462 New method definitions.
9463 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
9464 (Arm_relocation_functions::arm_grp_ldr): Ditto.
9465 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
9466 (Arm_relocation_functions::arm_grp_ldc): Ditto.
9467 (Target_arm::Relocate::relocate): Check for non-static or
9468 unimplemented relocation code and exit early. Change calls to
9469 Target_arm::reloc_uses_thumb_bit and
9470 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
9471 instead. Refactor code to handle similar relocations to increase
9472 code sharing. Remove check for unsupported relocation code in switch
9474 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
9475 relocation property table to find out size. Change error message to
9476 print out the name of a relocation code instead of the numeric value.
9477 (Target_arm::scan_reloc_for_stub): Use relocation property table
9478 instead of calling Target_arm::reloc_uses_thumb_bit().
9480 2010-02-02 Doug Kwan <dougkwan@google.com>
9482 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
9483 types of relaxed input section.
9485 2010-02-02 Doug Kwan <dougkwan@google.com>
9487 * Makefile.am (HFILES): Add arm-reloc-property.h.
9489 (TARGETSOURCES): Add arm-reloc-property.cc
9490 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
9491 (libgold_a_SOURCES): $(DEFFILES)
9492 * Makefile.in: Regenerate.
9493 * arm-reloc-property.cc: New file.
9494 * arm-reloc-property.h: New file.
9495 * arm-reloc.def: New file.
9496 * arm.cc: Update comments.
9497 (arm-reloc-property.h): New included header.
9498 (arm_reloc_property_table): New global variable.
9499 (Target_arm::do_select_as_default_target): New method definition.
9500 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
9501 arm-reloc-property to targ_extra_obj.
9502 * parameters.cc (set_parameters_target): Call
9503 Target::select_as_default_target().
9504 * target.h (Target::select_as_default_target): New method definition.
9505 (Target::do_select_as_default_target): Same.
9507 2010-02-01 Doug Kwan <dougkwan@google.com>
9509 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
9510 first_output_text_section_.
9511 (Arm_exidx_fixup::first_output_text_section): New method definition.
9512 (Arm_exidx_fixup::first_output_text_section_): New data member.
9513 (Arm_exidx_fixup::process_exidx_section): Record the first text
9514 output section seen.
9515 (Arm_output_section::fix_exidx_coverage): Set correct linked section
9516 and entsize in output section header.
9518 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9520 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
9521 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
9522 (Arm_relocate_functions::thm_alu11): New Method.
9523 (Arm_relocate_functions::thm_pc8): New Method.
9524 (Arm_relocate_functions::thm_pc12): New Method.
9525 (Target_arm::Scan::local): Handle the relocations.
9526 (Target_arm::Scan::global): Likewise.
9527 (Target_arm::Relocate::relocate): Likewise.
9528 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9530 2010-01-29 Doug Kwan <dougkwan@google.com>
9532 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
9533 of relocation types as ld.
9535 2010-01-29 Doug Kwan <dougkwan@google.com>
9537 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
9539 (Arm_relocate_functions::thumb_branch_common): Ditto.
9540 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
9541 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
9542 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
9543 Arm_relocate_functions::jump24): Remove.
9544 (Target_arm::Relocate::relocate): Adjust code to call
9545 Arm_relocation_functions::arm_branch_common and
9546 Arm_relocation_functions::thumb_branch_common instead of their removed
9547 wrappers. Merge switch-cases together to reduce source code size.
9549 2010-01-29 Doug Kwan <dougkwan@google.com>
9551 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
9552 output_local_symbol_count_needs_update_.
9553 (Arm_relobj::output_local_symbol_count_needs_update,
9554 Arm_relobj::set_output_local_symbol_count_needs_update,
9555 Arm_relobj::update_output_local_symbol_count): New methods.
9556 (Arm_relobj::output_local_symbol_count_needs_update_): New data
9558 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
9559 of pointed function as in a R_ARM_PREL31 relocation.
9560 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
9561 for output local symbol count updating.
9562 (Target_arm::do_relax): Update output local symbol counts in objects
9564 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
9566 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9568 * arm.cc: Added support for the ARM relocations:
9569 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
9570 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
9571 (Arm_relocate_functions::movw_rel_nc): Renamed (was
9573 (Arm_relocate_functions::movw_rel): New method.
9574 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
9575 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
9577 (Arm_relocate_functions::thm_movw_rel): New method.
9578 (Arm_relocate_functions::thm_movt_rel): Renamed (was
9580 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
9582 (Target_arm::Scan::global): Likewise.
9583 (Target_arm::Relocate::relocate): Likewise.
9584 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9587 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9589 * arm.cc: Added support for ARM group relocations.
9590 (Target_arm::reloc_needs_sym_origin): New method.
9591 (Arm_relocate_functions::calc_grp_kn): New method.
9592 (Arm_relocate_functions::calc_grp_residual): New method.
9593 (Arm_relocate_functions::calc_grp_gn): New method.
9594 (Arm_relocate_functions::arm_grp_alu): New Method.
9595 (Arm_relocate_functions::arm_grp_ldr): New Method.
9596 (Arm_relocate_functions::arm_grp_ldrs): New Method.
9597 (Arm_relocate_functions::arm_grp_ldc): New Method.
9598 (Target_arm::Scan::local): Handle the ARM group relocations.
9599 (Target_arm::Scan::global): Likewise.
9600 (Target_arm::Relocate::relocate): Likewise.
9601 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9604 2010-01-26 Doug Kwan <dougkwan@google.com>
9606 * arm.cc (set): Include.
9607 (class Arm_exidx_fixup): Change type of last_input_section_ to const
9609 (Arm_output_section::Text_section_list): New type.
9610 (Arm_output_section::append_text_sections_to_list): New method.
9611 (Arm_output_section::fix_exidx_coverage): Ditto.
9612 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
9613 (Arm_relobj::convert_input_section_to_relaxed_section): Use
9614 Relobj::set_section_offset() instead of
9615 Sized_relobj::invalidate_section_offset().
9616 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
9617 parameter for section headers. Ignore relocation sections for
9618 unallocated sections and EXIDX sections.
9619 (Target_arm::fix_exidx_coverage): New method.
9620 (Target_arm::output_section_address_less_than): New type.
9621 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
9622 linked text section instead of the EXIDX section.
9623 (Arm_output_section::create_stub_group): Add an assertion to check
9624 that this is not an EXIDX output section.
9625 (Arm_output_section::append_text_sections_to_list): New method.
9626 (Arm_output_section::fix_exidx_coverage): Ditto.
9627 (Arm_relobj::scan_sections_for_stubs): Adjust call to
9628 Arm_relobj::section_needs_reloc_stub_scanning.
9629 (Target_arm::do_relax): Fix EXIDX output section coverage in the
9631 (Target_arm::fix_exidx_coverage): New method.
9632 * object.h (Relobj::set_output_section): New method.
9633 (Sized_relobj::invalidate_section_offset): Remove method.
9634 (Sized_relobj::do_invalidate_section_offset): Remove method.
9635 (Sized_relobj::do_set_section_offset): Handle offset value -1.
9637 2010-01-25 Doug Kwan <dougkwan@google.com>
9639 * arm.cc (Arm_exidx_merged_section::do_output_offset):
9640 Fix warning due to signed and unsigned comparison on a 32-bit host.
9642 2010-01-22 Doug Kwan <dougkwan@google.com>
9644 * arm.cc (Target_arm::do_relax): Record an output section for section
9645 offset adjustment it contains any stub table that has changed.
9646 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
9647 offsets in an output section if necessary.
9648 * output.cc (Output_section::Output_section): Initialize
9649 section_offsets_need_adjustments_.
9650 (Output_section::add_input_section_for_script): Renamed to
9651 Output_section::add_simple_input_section.
9652 (Output_section::save_states): Add a comment.
9653 (Output_section::discard_states): New method defintion.
9654 (Output_section::adjust_section_offsets): Same.
9655 * output.h (Output_section::add_input_section_for_script): Renamed to
9656 Output_section::add_simple_input_section.
9657 (Output_section::discard_states): New method declaration.
9658 (Output_section::adjust_section_offsets): Same.
9659 (Output_section::section_offsets_need_adjustment,
9660 Output_section::set_section_offsets_need_adjustment): New method
9662 (Output_section::section_offsets_need_adjustment_): New data member.
9663 * script-sections.cc
9664 (Output_section_element_input::set_section_address): Adjust code for
9665 renaming of Output_section::add_input_section_for_script.
9666 (Orphan_output_section::set_section_address): Same.
9668 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9670 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
9671 Fix_v4bx enum values .
9672 * gold/options.h (General_options): New option definitions.
9673 (General_options::fix_v4bx): New method.
9674 (General_options::Fix_v4bx): New enum.
9675 * gold/options.cc (General_options::parse_fix_v4bx): New method.
9676 (General_options::parse_fix_v4bx_interworking): New method.
9678 2010-01-22 Doug Kwan <dougkwan@google.com>
9680 * arm.cc (Arm_exidx_fixup): New class.
9682 2010-01-21 Doug Kwan <dougkwan@google.com>
9684 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
9686 (Arm_exidx_section_offset_map): New type.
9688 2010-01-21 Doug Kwan <dougkwan@google.com>
9690 * arm.cc (Arm_exidx_input_section): New class.
9691 (Arm_relobj::exidx_input_section_by_link,
9692 Arm_relobj::exidx_input_section_by_shndx,
9693 Arm_relobj::make_exidx_input_section): New methods.
9694 (read_arm_attributes_section): Remove.
9695 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
9696 information about them.
9697 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
9700 2010-01-20 Doug Kwan <dougkwan@google.com>
9702 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
9703 Input_section_specifier to Section_id.
9704 (Target_arm::new_arm_input_section: Adjust code for change of key
9706 (Target_arm::find_arm_input_section): Ditto.
9707 * gc.h (object.h): Include for Section_id nand Section_id_hash.
9708 (Section_id): Remove.
9709 (Garbage_collection::Section_id_hash): Remove.
9710 * icf.h (object.h): Include for Section_id nand Section_id_hash.
9711 (Section_id): Remove.
9712 (Icf::Section_id_hash): Remove.
9713 * object.h (Section_id, Const_section_id, Section_id_hash,
9714 Const_section_id_hash): New type definitions.
9715 * output.cc (Output_section::add_relaxed_input_section): Change to
9716 use Const_section_id instead of Input_section_specifier as key type.
9717 (Output_section::add_merge_input_section): Ditto.
9718 (Output_section::build_relaxation_map): Change to use Section_id
9719 instead of Input_section_specifier as key type.
9720 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9722 (Output_section::convert_input_sections_to_relaxed_sections): Change
9723 to use Const_section_id instead of Input_section_specifier as key type.
9724 (Output_section::find_merge_section): Ditto.
9725 (Output_section::find_relaxed_input_section): Ditto.
9726 * output.h (Input_section_specifier): Remove class.
9727 (Output_section::Output_section_data_by_input_section_map): Change
9728 key type to Const_section_id.
9729 (Output_section::Output_relaxed_input_section_by_input_section_map):
9731 (Output_section::Relaxation_map): Change key type to Section_id.
9733 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9735 * gold/arm.cc: Added support for R_ARM_V4BX relocation
9736 (class Arm_v4bx_stub): New class.
9737 (DEF_STUBS): Updated definition to support v4_veneer_bx.
9738 (Stub_factory::make_arm_v4bx_stub): New method.
9739 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
9740 (Stub_table::empty): Handle v4bx stubs.
9741 (Stub_table::add_arm_v4bx_stub): New method.
9742 (Stub_table::find_arm_v4bx_stub): New method.
9743 (Arm_relocate_functions::v4bx): New method.
9744 (Target_arm::fix_v4bx): New method.
9745 (Target_arm::Target_arm): Handle R_ARM_V4BX.
9746 (Stub_table::relocate_stubs): Likewise.
9747 (Stub_table::do_write): Likewise.
9748 (Stub_table::update_data_size_and_addralign): Likewise.
9749 (Stub_table::finalize_stubs): Likewise.
9750 (Target_arm::Scan::local): Likewise.
9751 (Target_arm::Scan::global): Likewise.
9752 (Target_arm::do_finalize_sections): Likewise.
9753 (Target_arm::Relocate::relocate): Likewise.
9754 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9756 (Target_arm::scan_reloc_for_stub): Likewise.
9757 (Target_arm::scan_reloc_section_for_stubs): Likewise.
9759 2010-01-19 Ian Lance Taylor <iant@google.com>
9761 * output.cc (Output_section_headers::do_sized_write): Write large
9762 segment count to sh_info field.
9763 (Output_file_header::do_sized_write): For large segment count,
9764 write PN_XNUM to e_phnum field.
9766 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9768 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
9769 (Arm_relocate_functions::thm_jump8): New function.
9770 (Arm_relocate_functions::thm_jump11): New function.
9771 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
9773 (Target_arm::Scan::global): Likewise.
9774 (Target_arm::Relocate::relocate): Likewise.
9775 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9778 2010-01-14 Doug Kwan <dougkwan@google.com>
9780 * arm.cc (map, utility): Include headers.
9781 (Target_arm::apply_cortex_a8_workaround): New method.
9782 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
9783 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
9784 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
9785 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
9786 the --[no-]fix-cortex-a8 command line options.
9787 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
9788 (Target_arm::relocate_stub): Use addend in instruction template.
9789 * options.h (DEFINE_bool): Set the user-set flag.
9790 (General_options): Add --[no-]-fix-cortex options.
9791 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
9792 : Update fast look-up map after conversion.
9794 2010-01-14 Sriraman Tallam <tmsriram@google.com>
9796 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
9797 in the first pass of do_layout.
9799 2010-01-13 Doug Kwan <dougkwan@google.com>
9801 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9802 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
9803 apparent compiler problem of not folding static constant integral
9804 data members of elfcpp::Elf_sizes<32>.
9806 2010-01-13 Doug Kwan <dougkwan@google.com>
9808 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9809 Arm_relobj::section_needs_cortex_a8_stub_scanning,
9810 Arm_relobj::scan_section_for_cortex_a8_erratum,
9811 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
9812 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
9813 sections to scan for relocation stubs into a new method
9814 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
9815 relocation and Cortex-A8 stub scanning.
9816 (Target_arm::do_relax): Force stubs to be after stubbed sections
9817 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
9818 the beginning of a new relaxation pass. Update a comment.
9819 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
9821 2010-01-12 Ian Lance Taylor <iant@google.com>
9823 * target-reloc.h (visibility_error): New inline function.
9824 (relocate_section): Call visibility_error.
9825 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
9826 (MOSTLYCLEANFILES): Likewise.
9827 (protected_4_pic.o, protected_3.err): New targets.
9828 * testsuite/protected_4.cc: New file.
9830 2010-01-12 Doug Kwan <dougkwan@google.com>
9832 * arm.cc (Cortex_a8_reloc): New class.
9833 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
9834 and cortex_a8_relocs_info_.
9835 (Target_arm::fix_cortex_a8): New method definition.
9836 (Target_arm::Cortex_a8_relocs_info): New type.
9837 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
9838 New data member declarations.
9839 (Target_arm::scan_reloc_for_stub): Record information about
9840 relocations for THUMB branches that might be exempted from the
9841 Cortex-A8 workaround.
9842 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
9843 at the beginning of a relaxation pass.
9845 2010-01-12 Doug Kwan <dougkwan@google.com>
9847 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
9848 (Arm_relobj::Mapping_symbol_position,
9849 Arm_reloj::Mapping_symbol_position_less,
9850 Arm_relobj::Mapping_symbols_info): New types.
9851 (Target_arm::is_mapping_symbol_name): New method definition.
9852 (Arm_relobj::do_count_local_symbols): Save information about mapping
9855 2010-01-11 Doug Kwan <dougkwan@google.com>
9857 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
9858 Arm_relocate_functions::thumb32_branch_upper,
9859 Arm_relocate_functions::thumb32_branch_lower,
9860 Arm_relocate_functions::thumb32_cond_branch_offset,
9861 Arm_relocate_functions::thumb32_cond_branch_upper,
9862 Arm_relocate_functions::thumb32_cond_branch_lower,
9863 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
9864 branch offset encoding.
9865 (Arm_relocate_functions::thumb_branch_common): Use new branch
9866 offset encoding methods to avoid code duplication.
9867 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
9868 (Stub_addend_reader::operator()): Use new branch encoding method
9869 to avoid code duplication.
9871 2010-01-11 Doug Kwan <dougkwan@google.com>
9873 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
9874 (Target_arm::do_finalize_sections): Define special EXIDX section
9875 symbols only if referenced.
9876 * gc.h (Garbage_collection::add_reference): New method.
9877 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
9880 2010-01-11 Ian Lance Taylor <iant@google.com>
9882 * script.cc (Version_script_info::build_expression_list_lookup):
9883 Change complaing about duplicate wildcard match from error to
9886 * script.cc (class Lazy_demangler): Recreate--revert part of patch
9888 (Version_script_info::Version_script_info): Initialize globs_,
9889 default_version_, default_is_global_, and exact_. Don't
9890 initialize globals_ or locals_.
9891 (Version_script_info::build_lookup_tables): Build local symbols
9893 (Version_script_info::unquote): New function.
9894 (Version_script_info::add_exact_match): New function.
9895 (Version_script_info::build_expression_list_lookup): Remove lookup
9896 parameter. Add is_global parameter. Change all callers. Handle
9897 wildcard pattern specially. Unquote pattern. Call
9899 (Version_script_info::get_name_to_match): New function.
9900 (Version_script_info::get_symbol_version): New function.
9901 (Version_script_info::get_symbol_version_helper): Remove.
9902 (Version_script_info::check_unmatched_names): Call unquote.
9903 * script.h (class Version_script_info): Change get_symbol_version
9904 to be non-inline and add is_global parameter; change all callers.
9905 Rewrite symbol_is_local. Update declarations. Define struct
9906 Version_tree_match, Exact, Globs. Don't define struct Lookup.
9907 Remove globals_ and locals_ members. Add exact_, globs_,
9908 default_version_, is_global_.
9909 (Version_script_info::Glob): Remove pattern, add expression and
9910 is_global. Update constructor. Change all callers.
9911 * dynobj.cc (Versions::finalize): Mark the version symbol as the
9913 (Versions::symbol_section_contents): If a symbol is undefined, or
9914 defined in a dynamic object, set the version index to
9916 * symtab.cc (Symbol_table::add_from_relobj): Don't call
9918 (Symbol_table::add_from_pluginobj): Likewise.
9919 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
9921 2010-01-11 Doug Kwan <dougkwan@google.com>
9923 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
9924 (incremental_dump_LDADD): Add linking option for libintl.
9925 * Makefile.in: Regenerate.
9927 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
9930 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
9932 * testsuite/Makefile.in: Regenerated.
9934 2010-01-10 Doug Kwan <dougkwan@google.com>
9936 * options.h (DEFINE_var): Use parentheses around argument varname__
9937 in macro body to avoid any unintended subsequent substitutions.
9939 2010-01-10 Ian Lance Taylor <iant@google.com>
9941 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
9942 candidates before doing symbol resolution.
9944 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
9945 ODR candidates if only one is weak.
9947 2010-01-08 Ian Lance Taylor <iant@google.com>
9949 * script.cc (Version_script_info::build_expression_list_lookup):
9950 Don't warn about ambiguous version, just record the ambiguity.
9951 (Version_script_info::get_symbol_version_helper): Give error if
9952 version is ambiguous.
9954 2010-01-08 Doug Kwan <dougkwan@google.com>
9956 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
9957 prev_data_size_ and prev_addralign_. Remove initializer for
9958 deleted data member has_been_changed_.
9959 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
9960 to determine if the table is empty.
9961 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
9963 (Stub_table::add_reloc_stub): Define method in class definition
9964 instead of just declaring it there.
9965 (Stub_table::add_cortex_a8_stub): New method definition.
9966 (Stub_table::update_data_size_and_addralign): Ditto.
9967 (Stub_table::finalize_stubs): Ditto.
9968 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
9969 (Stub_table::do_addralign_): Return address alignment in the
9970 (Stub_table::do_reset_address_and_file_offset): Define method in
9971 class definition instead of declaring it there. Set current data
9972 size to be the data size of the previous pass.
9973 (Stub_table::set_final_data_size): Use current data size as the
9975 (Stub_table::relocate_stub): Change parameter type of stub from
9976 Reloc_stub pointer to Stub pointer.
9977 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
9978 (Stub_table::Cortex_a8_stub_list): New typedef.
9979 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
9980 Stub_table::prev_addralign_): New data member.
9981 (Arm_relobj::Arm_relobj): Initialize data member
9982 section_has_cortex_a8_workaround_.
9983 (Arm_relobj::section_has_cortex_a8_workaround,
9984 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
9986 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
9988 (Target_arm::relocate_stub): Change parameter type of stub from
9989 Reloc_stub pointer to Stub pointer.
9990 (Insn_template::size, Insn_template::alignment): Handle
9991 THUMB16_SPECIAL_TYPE.
9992 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
9993 Stub_table::update_data_size_and_addralign,
9994 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
9996 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
9997 (Stub_table::do_write): Ditto.
9998 (Target_arm::do_relax): Adjust code for changes in Stub_table.
10000 2010-01-08 Ian Lance Taylor <iant@google.com>
10003 * symtab.h (class Symbol): Remove fields is_target_special_ and
10004 has_plt_offset_. Add field is_defined_in_discarded_section_.
10005 (Symbol::is_defined_in_discarded_section): New function.
10006 (Symbol::set_is_defined_in_discarded_section): New function.
10007 (Symbol::has_plt_offset): Rewrite.
10008 (Symbol::set_plt_offset): Verify that new offset is not -1U.
10009 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
10010 Don't initialize is_target_special_ or has_plt_offset_.
10011 Initialize is_defined_in_discarded_section_.
10012 (Symbol_table::add_from_relobj): If appropriate, set
10013 is_defined_in_discarded_section.
10014 * resolve.cc (Symbol::override_base_with_special): Don't test
10015 is_target_special_. Change has_plt_offset_ to has_plt_offset().
10016 * target-reloc.h (relocate_section): Do special handling for
10017 symbols defined in discarded sections for global symbols as well
10020 2010-01-08 Ian Lance Taylor <iant@google.com>
10022 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
10023 the SHT_SYMTAB case.
10025 2010-01-08 Ian Lance Taylor <iant@google.com>
10027 * object.cc (Sized_relobj::do_layout): Don't get confused if
10028 layout_eh_frame returns NULL.
10030 2010-01-08 Ian Lance Taylor <iant@google.com>
10033 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
10034 dynamic symbol table, use the normal symbol table.
10035 (Sized_dynobj::do_read_symbols): Remove assertion about type of
10038 2010-01-08 Ian Lance Taylor <iant@google.com>
10041 * layout.cc (Layout::include_section): Remove .gnu_debuglink
10044 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
10046 * version.cc (print_version): Change to "Copyright 2010".
10048 2010-01-08 Ian Lance Taylor <iant@google.com>
10052 * i386.cc (class Target_i386): Change return type of plt_section
10054 (class Output_data_plt_i386): Add tls_desc_rel_ field.
10055 (Output_data_plt_i386::Output_data_plt_i386): Initialize
10056 tls_desc_rel_ field.
10057 (Output_data_plt_i386::rel_tls_desc): New function.
10058 (Target_i386::rel_tls_desc_section): New function.
10059 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
10060 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
10061 R_386_TLS_DESC reloc in rel_tls_desc_section.
10062 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
10063 Define struct Tlsdesc_info.
10064 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
10065 (Target_x86_64::do_reloc_symbol_index): New function.
10066 (Target_x86_64::add_tlsdesc_info): New function.
10067 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
10068 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
10069 tlsdesc_rel_ field.
10070 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
10072 (Output_data_plt_x86_64::rela_tlsdesc): New function.
10073 (Target_x86_64::rela_tlsdesc_section): New function.
10074 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
10076 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
10077 (Target_x86_64::do_reloc_addend): New function.
10078 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
10079 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
10080 declarations. Define TARGET_CODE. Add arg field to u1_ union.
10081 (Output_reloc::type): New function.
10082 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
10083 (Output_reloc::is_target_specific): New function.
10084 (Output_reloc::target_arg): New function.
10085 (class Output_reloc) [SHT_RELA]: Add four new constructors for
10086 absolute relocs and target specific relocs.
10087 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
10088 add_target_specific.
10089 (class Output_data_reloc) [SHT_RELA]: Likewise.
10090 * output.cc (Output_reloc::Output_reloc): Add four new versions
10091 for absolute relocs and target specific relocs.
10092 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
10093 (Output_reloc::get_symbol_index): Likewise.
10094 (Output_reloc::local_section_offset): Check that local_sym_index_
10095 is not TARGET_CODE or 0.
10096 (Output_reloc::symbol_value): Likewise.
10097 (Output_reloc::write) [SHT_RELA]: Call target for target specific
10099 * target.h (class Target): Add reloc_symbol_index and reloc_addend
10100 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
10102 * layout.cc (add_target_dynamic_tags): Use output section for
10103 DT_PLTRELSZ and DT_JMPREL.
10105 2010-01-07 Ian Lance Taylor <iant@google.com>
10108 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
10110 (class Output_data_reloc_generic): Define.
10111 (class Output_data_reloc_base): Change base class to
10112 Output_data_reloc_generic. Change add() method to call
10113 bump_relative_reloc_count for a relative reloc. Remove
10114 sort_relocs_ field.
10115 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
10117 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
10118 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
10120 * layout.h (class Layout): Update declaration.
10122 2010-01-07 Ian Lance Taylor <iant@google.com>
10124 * output.h (class Output_data): Add const version of
10125 output_section and do_output_section.
10126 (class Output_section_data): Add const version of
10128 (class Output_section): Likewise.
10129 * layout.cc (Layout::add_target_dynamic_tags): New function.
10130 * layout.h (class Layout): Update declarations.
10131 * arm.cc (Target_arm::do_finalize_sections): Use
10132 add_target_dynamic_tags.
10133 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10134 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10135 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10136 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10138 2010-01-07 Ian Lance Taylor <iant@google.com>
10141 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
10144 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
10145 Ian Lance Taylor <iant@google.com>
10148 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
10149 Xindex::read_symtab_xindex.
10151 2010-01-07 Doug Kwan <dougkwan@google.com>
10153 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
10154 (Insn_template::thumb16_bcond_insn): New method declaration.
10155 (Insn_template): Fix spelling.
10156 (Stub::thumb16_special): New method declaration.
10157 (Stub::do_write): Define virtual method which was previously pure
10159 (Stub::do_thumb16_special): New method declaration.
10160 (Stub::do_fixed_endian_write): New template member.
10161 (Reloc_stub::do_write): Remove.
10162 (Reloc_stub::do_fixed_endian_write): Remove.
10163 (Cortex_a8_stub): New class definition.
10164 (Stub_factory::make_cortex_a8_stub): New method definition.
10165 (Stub_factory::Stub_factory): Add missing static storage class
10166 qualifier for elf32_arm_stub_a8_veneer_blx.
10168 2010-01-07 Ian Lance Taylor <iant@google.com>
10171 * options.h (class General_options): Add --warn-unresolved-symbols
10172 and --error-unresolved-symbols.
10173 * errors.cc (Errors::undefined_symbol): Implement
10174 --warn-unresolved-symbols.
10176 * options.h (class General_options): Add -z text and -z textoff.
10177 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
10179 2010-01-06 Sriraman Tallam <tmsriram@google.com>
10181 * gc.h (Garbage_collection::Cident_section_map): New typedef.
10182 (Garbage_collection::cident_sections): New function.
10183 (Garbage_collection::add_cident_section): New function.
10184 (Garbage_collection::cident_sections_): New member.
10185 (gc_process_relocs): Add references to sections whose names are C
10187 * gold.h (cident_section_start_prefix): New constant.
10188 (cident_section_stop_prefix): New constant.
10189 (is_cident): New function.
10190 * layout.cc (Layout::define_section_symbols): Replace string constants
10191 with the newly defined constants.
10192 * object.cc (Sized_relobj::do_layout): Track sections whose names are
10194 * testsuite/Makefile.am: Add gc_orphan_section_test.
10195 * testsuite/Makefile.in: Regenerate.
10196 * testsuite/gc_orphan_section_test.cc: New file.
10197 * testsuite/gc_orphan_section_test.sh: New file.
10199 2010-01-06 Ian Lance Taylor <iant@google.com>
10202 * options.h (class General_options): Add --warn-shared-textrel.
10203 * layout.cc (Layout::finish_dynamic_section): Implement
10204 --warn-shared-textrel.
10207 * options.h (class General_options): Add --warn-multiple-gp.
10209 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10211 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
10212 $(THREADSLIB) and $(LIBDL).
10213 * Makefile.in: Rebuild.
10215 2010-01-06 Ian Lance Taylor <iant@google.com>
10218 * options.cc (General_options::parse_section_start): New function.
10219 (General_options::section_start): New function.
10220 (General_options::General_options): Initialize all members.
10221 * options.h: Include <map>
10222 (class General_options): Add --section-start. Add section_starts_
10224 * layout.cc (Layout::attach_allocated_section_to_segment): If
10225 --section-start was used, set the address of the segment. Remove
10226 local sort_sections.
10227 (Layout::relaxation_loop_body): If the address of the load segment
10228 has been set by --section-start, don't use it.
10229 * output.h (Output_segment::update_flags_for_output_section): New
10231 * output.cc (Output_segment::add_output_section): Call
10232 update_flags_for_output_section.
10234 2010-01-05 Ian Lance Taylor <iant@google.com>
10237 * options.h (class General_options): Add --undefined-version.
10238 * script.cc (struct Version_expression): Add was_matched_by_symbol
10240 (Version_script_info::matched_symbol): New function.
10241 (Version_script_info::get_symbol_version_helper): Call
10243 (Version_script_info::check_unmatched_names): New function.
10244 * script.h (class Version_script_info): Update declarations.
10245 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
10247 * options.h (class General_options): Use DEFINE_bool_alias for
10248 allow_multiple_definition.
10249 * resolve.cc (Symbol_table::should_override): Don't test
10250 allow_multiple_definition.
10253 * options.h (class General_options): Add --cref.
10254 * main.cc (main): Print cref table if --cref. Don't close mapfile
10255 until after printing cref table.
10256 * cref.cc: Include "symtab.h".
10257 (class Cref_inputs): Define Cref_table_compare and Cref_table.
10258 (Cref_table_compare::operator()): New function.
10259 (Cref_inputs::gather_cref): New function.
10260 (filecol): New static const.
10261 (Cref_inputs::print_cref): New function.
10262 (Cref::print_cref): New function.
10263 * cref.h: Include <cstdio>.
10264 (class Cref): Update declarations.
10265 * mapfile.h (Mapfile::file): New function.
10266 * object.h (class Object): Define Symbols. Declare virtual
10267 do_get_global_symbols.
10268 (Object::get_global_symbols): New function.
10269 * object.cc (Input_objects::add_object): Pass object to cref_ if
10271 (Input_objects::archive_start): Likewise.
10272 (Input_objects::archive_stop): Likewise.
10273 (Input_objects::print_cref): New function.
10274 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
10275 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
10277 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
10279 * plugin.h (class Sized_pluginobj): Update declarations.
10281 2010-01-05 Ian Lance Taylor <iant@google.com>
10283 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
10284 to is_default_version. Rename insdef to insdefault.
10285 (Symbol_table::add_from_relobj): Rename def to is_default_version
10286 and local to is_forced_local.
10287 (Symbol_table::add_from_pluginobj): Likewise.
10288 (Symbol_table::add_from_dynobj): Likewise.
10289 (Symbol_table::define_special_symbol): Rename insdef to
10292 2010-01-04 Ian Lance Taylor <iant@google.com>
10295 * options.h (class General_options): Add
10296 --allow-multiple-definition and -z muldefs.
10297 * resolve.cc (Symbol_table::should_override): Don't warn about a
10298 multiple symbol definition if --allow-multiple-definition or -z
10302 * options.h (class General_options): Add --add-needed and
10303 --copy-dt-needed-entries. Tweak --as-needed help entry.
10304 * object.cc (Input_objects::check_dynamic_dependencies): Give an
10305 error if --copy-dt-needed-entries aka --add-needed is used and
10306 would cause a change in behaviour.
10309 * options.h (class General_options): Add -G as a short version of
10310 --shared. Add no-op options -assert, -g, and -i.
10312 2010-01-04 Sriraman Tallam <tmsriram@google.com>
10314 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
10315 check for .text or .gnu.linkonce.t sections.
10316 * icf.cc (Icf::find_identical_sections): Ditto.
10317 Change the detection for mangled function name within the section
10319 * icf.h (is_section_foldable_candidate): New function.
10321 2009-12-30 Ian Lance Taylor <iant@google.com>
10324 * options.h (class General_options): Permit two dashes with
10325 --retain-symbols-file.
10327 2009-12-30 Ian Lance Taylor <iant@google.com>
10330 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
10331 don't put the file header and segment headers in the text
10335 * common.cc (Sort_commons::operator()): Stabilize sort when both
10337 (Symbol_table::do_allocate_commons_list): When allocating common
10338 symbols, skip a symbol which is no longer common.
10339 * symtab.h (Symbol::is_common): Test whether the symbol comes from
10340 an object before checking its type.
10341 * testsuite/common_test_2.c: New file.
10342 * testsuite/common_test_3.c: New file.
10343 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
10344 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
10345 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
10346 (common_test_2_pic.o, common_test_2.so): New targets.
10347 (common_test_3_pic.o, common_test_3.so): New targets.
10348 * testsuite/Makefile.in: Rebuild.
10351 * script.cc (read_input_script): If we see a new SECTIONS clause,
10352 and we have added an input section, give an error.
10353 * layout.h (class Layout): Add have_added_input_section function.
10354 Add have_added_input_section_ field.
10355 * layout.cc (Layout::Layout): Initialize
10356 have_added_input_section_.
10357 (Layout::layout): Set have_added_input_section_.
10358 (Layout::layout_eh_frame): Likewise.
10360 2009-12-30 Ian Lance Taylor <iant@google.com>
10363 * options.h (class General_options): Add --sort-common option.
10364 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
10365 * common.cc (Sort_common): Add sort_order parameter to
10366 constructor. Add sort_order_ field.
10367 (Sort_commons::operator): Check sort_order_.
10368 (Symbol_table::allocate_commons): Determine the sort order.
10369 (Symbol_table::do_allocate_commons): Add sort_order parameter.
10370 Change all callers.
10371 (Symbol_table::do_allocate_commons_list): Likewise.
10373 2009-12-30 Ian Lance Taylor <iant@google.com>
10376 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
10377 symbols from this object, don't change the visibility of an
10379 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
10381 2009-12-30 Ian Lance Taylor <iant@google.com>
10384 * script.h (class Version_script_info): Define Language enum.
10385 Update declarations. Define Glob, Exact, and Lookup types. Add
10386 new fields globals_, locals_, and is_finalized_.
10387 * script.cc: Various formatting fixes.
10388 (class Parser_closure): Change language_stack_ from a vector of
10389 std::string to one of Version_script_info::Language. Adjust all
10391 (class Lazy_demangler): Remove.
10392 (struct Version_expression): Change language from std::string to
10393 Version_script_info::Language.
10394 (Version_script_info::Version_script_info): New function.
10395 (Version_script_info::~Version_script_info): Don't call clear.
10396 (Version_script_info::finalize): New function.
10397 (Version_script_info::build_lookup_tables): New function.
10398 (Version_script_info::build_expression_list_lookup): New
10400 (Version_script_info::get_symbol_version_helper): Rewrite to use
10402 (Version_script_info::print_expression_list): Adjust to use
10403 Version_script_info::Language.
10404 (script_push_lex_into_version_mode): Check that the version script
10405 has not been finalized.
10406 (version_script_push_lang): Change language string to
10407 Version_script_info::Language.
10408 * options.cc (Command_line::version_script): New function.
10409 * options.h (class General_options): Add finalize_dynamic_list
10410 function. Change version_script from declaration to definition.
10411 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
10412 * testsuite/version_script.map: Remove duplicate def of foo.
10413 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
10414 version_script.map.
10415 * testsuite/Makefile.in: Rebuild.
10417 2009-12-30 Ian Lance Taylor <iant@google.com>
10420 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
10421 if the input symbol index is 0, make the output symbol index 0.
10423 2009-12-30 Ian Lance Taylor <iant@google.com>
10426 * options.h (class General_options): Add -x/--discard-all.
10427 * object.cc (Sized_relobj::do_count_local_symbols): Handle
10428 --discard-all. If the local symbol needs a dynamic entry, check
10429 that before handling --discard-locals.
10431 2009-12-30 Ian Lance Taylor <iant@google.com>
10434 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
10436 (Output_segment::add_output_section): Don't change the flags if
10437 the type is PT_TLS.
10440 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
10441 GNU hash table if they need a dynamic value. Otherwise, don't add
10442 them if they are defined in a dynamic object or are forced local.
10444 2009-12-29 Ian Lance Taylor <iant@google.com>
10447 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
10448 .gnu.hash table for a 32-bit target.
10451 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
10452 regular and a dynamic object only needs a dynamic symbol table
10453 entry if it is externally visible.
10456 * i386.cc (class Target_i386): Initialize global_offset_table_ in
10457 constructor. Add global_offset_table_ field.
10458 (Target_i386::got_section): Set global_offset_table_.
10459 (Target_i386::do_finalize_sections): Set global_offset_table_
10461 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
10462 in constructor. Add global_offset_table_ field.
10463 (Target_x86_64::got_section): Set global_offset_table_.
10464 (Target_x86_64::do_finalize_sections): Set global_offset_table_
10467 * layout.cc (Layout::Layout): Initialize increase_relro_.
10468 (Layout::get_output_section): Add is_relro, is_last_relro, and
10469 is_first_non_relro parameters. Change all callers.
10470 (Layout::choose_output_section): Likewise.
10471 (Layout::add_output_section_data): Likewise.
10472 (Layout::make_output_section): Likewise.
10473 (Layout::set_segment_offsets): Clear increase_relro when using a
10475 * layout.h (class Layout): Add increase_relro method. Add
10476 increase_relro_ field. Update declarations.
10477 * output.cc (Output_section::Output_section): Initialize
10478 is_last_relro_ and is_first_non_relro_.
10479 (Output_segment::add_output_section): Group relro sections is
10480 do_sort is true. Handle is_last_relro and is_first_non_relro.
10481 (Output_segment::maximum_alignment): Remove relro handling.
10482 (Output_segment::set_section_addresses): Add increase_relro
10483 parameter. Change all callers. Add initial alignment to align
10484 relro sections on separate page. Remove old relro handling.
10485 (Output_segment::set_section_list_addresses): Remove in_relro
10486 parameter. Change all callers.
10487 (Output_segment::set_offset): Add increase parameter. Change all
10488 callers. Remove old relro handling.
10489 * output.h (class Output_section): Add new methods: is_last_relro,
10490 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
10491 Add is_last_relro_ and is_first_non_relro_ fields.
10492 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
10493 Create separate .got.plt section. Call increase_relro.
10494 * x86_64.cc (Target_x86_64::got_section): Likewise.
10495 * testsuite/relro_script_test.t: Add .got.plt.
10498 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
10499 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
10500 (Layout::finalize): Call set_dynamic_symbol_size.
10501 (Layout::set_dynamic_symbol_size): New function.
10502 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
10503 set_dynamic_symbol_size.
10506 * output.h (class Output_section): Add is_entsize_zero_ field.
10507 * output.cc (Output_section::Output_section): Initialize
10509 (Output_section::set_entsize): If two different entsizes are
10510 requested, force it to zero.
10511 (Output_section::add_input_section): Set flags for .debug_str
10512 before updating section flags. Set entsize.
10513 (Output_section::update_flags_for_input_section): Set SHF_MERGE
10514 and SHF_STRING if all input sections have those flags.
10516 2009-12-29 Rafael Espindola <espindola@google.com>
10518 * main.cc (main): Fix the sys time reporting.
10519 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
10522 2009-12-29 Sriraman Tallam <tmsriram@google.com>
10524 * options.cc (General_options::parse_version): Allow -v to exit
10525 without an error if there is nothing to link.
10527 2009-12-29 Ian Lance Taylor <iant@google.com>
10529 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
10530 using a version of gcc before 4.1.
10531 * configure: Rebuild.
10533 2009-12-28 Chris Demetriou <cgd@google.com>
10535 * attributes.cc (Output_attributes_section_data::do_write): Use
10536 std::vector::front rather than std::vector::data.
10538 2009-12-28 Ian Lance Taylor <iant@google.com>
10540 * symtab.h (class Symbol_table): Add enum Defined.
10541 * resolve.cc (Symbol_table::should_override): Add defined
10542 parameter. Change all callers. Test whether object is NULL
10543 before calling a method on it.
10544 (Symbol_table::report_resolve_problem): Add defined parameter.
10545 Change all callers.
10546 (Symbol_table::should_override_with_special): Likewise.
10547 * symtab.cc (Symbol_table::define_in_output_data): Add defined
10548 parameter. Change all callers.
10549 (Symbol_table::do_define_in_output_data): Likewise.
10550 (Symbol_table::define_in_output_segment): Likewise.
10551 (Symbol_table::do_define_in_output_segment): Likewise.
10552 (Symbol_table::define_as_constant): Likewise.
10553 (Symbol_table::do_define_as_constant): Likewise.
10554 * script.h (class Symbol_assignment): Add is_defsym parameter to
10555 constructor; change all callers.
10556 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
10557 parameter. Change all callers. Add is_defsym_ field.
10558 (class Parser_closure): Add parsing_defsym parameter to
10559 constructor; change all callers. Add parsing_defsym accessor
10560 function. Add parsing_defsym_ field.
10562 2009-12-28 Ian Lance Taylor <iant@google.com>
10564 * gold.cc (queue_middle_tasks): Fix formatting.
10565 * object.cc (Relobj::is_section_name_included): Likewise.
10567 2009-12-23 Ian Lance Taylor <iant@google.com>
10569 * i386.cc (Target_i386::do_calls_non_split): Recognize
10570 -fsplit-stack prologue for a function with a static chain.
10571 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
10572 -fsplit-stack prologue when using %r11.
10574 2009-12-21 Sriraman Tallam <tmsriram@google.com>
10576 * options.cc (General_options::parse_version): Make -v continue and do
10577 the link like GNU ld does.
10579 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
10581 * Makefile.am (CCFILES): Add timer.cc.
10582 (HFILES): Add timer.h.
10583 * configure.ac: Check for sysconf and times.
10584 * main.cc: include timer.h.
10585 (main): Use Timer instead of get_run_time.
10588 * workqueue.cc: include timer.h.
10589 (Workqueue::find_and_run_task):
10590 Report user, sys and wall time.
10591 * Makefile.in: Regenerate.
10592 * config.in: Regenerate.
10593 * configure: Regenerate.
10595 2009-12-16 Doug Kwan <dougkwan@google.com>
10597 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
10599 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
10600 relaxed input sections.
10601 * output.cc (Output_section::find_relaxed_input_section): Change
10602 return type to Output_relaxed_input_section pointer. Adjust code
10603 for new type of relaxed_input_section_map_.
10604 * output.h (Output_section::find_relaxed_input_section): Change
10605 return type to Output_relaxed_input_section pointer.
10606 (Output_section::Output_relaxed_input_section_by_input_section_map):
10608 (Output_section::relaxed_input_section_map_): Change type to
10609 Output_section::Output_relaxed_input_section_by_input_section_map.
10610 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
10613 2009-12-15 Ian Lance Taylor <iant@google.com>
10615 * layout.cc (Layout::create_shstrtab): Only write out after input
10616 sections if we are compressing debug sections.
10618 2009-12-15 Ian Lance Taylor <iant@google.com>
10620 * archive.cc (Archive::add_symbols): Only look up a symbol without
10621 a version if there is, in fact, a version.
10623 2009-12-14 Ian Lance Taylor <iant@google.com>
10625 Revert -Wshadow changes, all changes from:
10626 2009-12-11 Doug Kwan <dougkwan@google.com>
10627 2009-12-11 Nick Clifton <nickc@redhat.com>
10628 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
10630 2009-12-11 Doug Kwan <dougkwan@google.com>
10632 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
10634 * attributes.cc (Object_attribute::size): Ditto.
10635 (Attributes_section_data::size): Ditto.
10636 (Attributes_section_data::Attributes_section_data): Ditto.
10637 (Output_attributes_section_data::do_write): Ditto.
10638 * attributes.h (Object_attribute::set_type): Ditto.
10639 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
10641 2009-12-11 Nick Clifton <nickc@redhat.com>
10643 * archive.cc: Fix shadowed variable warnings.
10644 * arm.cc: Likewise.
10645 * compressed_output.cc: Likewise.
10646 * compressed_output.h: Likewise.
10647 * configure: Likewise.
10648 * dwarf_reader.cc: Likewise.
10649 * dynobj.cc: Likewise.
10650 * dynobj.h: Likewise.
10651 * ehframe.cc: Likewise.
10652 * ehframe.h: Likewise.
10653 * errors.cc: Likewise.
10654 * expression.cc: Likewise.
10655 * fileread.cc: Likewise.
10656 * fileread.h: Likewise.
10657 * freebsd.h: Likewise.
10658 * i386.cc: Likewise.
10659 * icf.cc: Likewise.
10660 * incremental.h: Likewise.
10661 * layout.cc: Likewise.
10662 * layout.h: Likewise.
10663 * mapfile.cc: Likewise.
10664 * merge.cc: Likewise.
10665 * merge.h: Likewise.
10666 * object.cc: Likewise.
10667 * object.h: Likewise.
10668 * options.h: Likewise.
10669 * output.cc: Likewise.
10670 * output.h: Likewise.
10671 * parameters.cc: Likewise.
10672 * plugin.cc: Likewise.
10673 * powerpc.cc: Likewise.
10674 * reduced_debug_output.cc: Likewise.
10675 * reduced_debug_output.h: Likewise.
10676 * reloc.cc: Likewise.
10677 * reloc.h: Likewise.
10678 * resolve.cc: Likewise.
10679 * script-sections.cc: Likewise.
10680 * script.cc: Likewise.
10681 * script.h: Likewise.
10682 * sparc.cc: Likewise.
10683 * symtab.cc: Likewise.
10684 * symtab.h: Likewise.
10685 * target-select.cc: Likewise.
10686 * target-select.h: Likewise.
10687 * token.h: Likewise.
10688 * workqueue.cc: Likewise.
10689 * workqueue.h: Likewise.
10690 * x86_64.cc: Likewise.
10692 2009-12-10 Doug Kwan <dougkwan@google.com>
10694 * arm.cc (attributes.h): New include.
10695 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
10696 (Arm_relobj::~Arm_relobj): Delete object pointed by
10697 attributes_section_data_.
10698 (Arm_relobj::attributes_section_data): New method definition.
10699 (Arm_relobj::attributes_section_data_): New data member declaration.
10700 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
10701 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
10702 attributes_section_data_.
10703 (Arm_dynobj::attributes_section_data): New method definition.
10704 (Arm_dynobj::attributes_section_data_): New data member declaration.
10705 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
10706 initialization value of may_use_blx_ to false.
10707 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
10708 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
10709 object attributes to compute results instead of hard-coding.
10710 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
10711 Target_arm::get_secondary_compatible_arch,
10712 Target_arm::set_secondary_compatible_arch
10713 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10714 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
10715 New method declarations.
10716 (Target_arm::get_aeabi_object_attribute): New method definition.
10717 (Target_arm::attributes_section_data_): New data member declaration.
10718 (read_arm_attributes_section): New template definition.
10719 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
10720 (Arm_dynobj::do_read_symbols): Ditto.
10721 (Target_arm::do_finalize_sections): Merge attributes sections from
10722 input. Check for BLX use after attributes section merging.
10723 Fix __exidx_start and __exidx_end visibility. Create an
10724 .ARM.attributes section if necessary.
10725 (Target_arm::get_secondary_compatible_arch,
10726 Target_arm::set_secondary_compatible_arch,
10727 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10728 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
10729 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
10730 New method definitions.
10732 2009-12-09 Ian Lance Taylor <iant@google.com>
10734 * plugin.cc (Plugin::load): Don't cast from void* to a function
10737 2009-12-09 Ian Lance Taylor <iant@google.com>
10739 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
10740 information fields.
10742 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
10744 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
10745 Replace two_file_shared_1.so with two_file_shared_2.so.
10746 * testsuite/Makefile.in: Regenerated.
10748 2009-12-08 Doug Kwan <dougkwan@google.com>
10750 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
10751 (HFILES): Add attributes.h and int_encoding.h.
10752 * Makefile.in: Regenerate.
10753 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
10754 function definitions to int_encoding.cc
10755 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
10756 prototypes to int_encoding.h
10757 * reduced_debug_output.cc (int_encoding.h): New include.
10758 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
10759 function definitions to int_encoding.cc
10760 (insert_into_vector, read_from_pointer): Move template definitions to
10762 * attributes.cc: New file.
10763 * attributes.h: New file.
10764 * int_encoding.cc: New file.
10765 * int_encoding.h: New file.
10767 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
10770 * incremental-dump.cc (dump_incremental_inputs): New.
10771 (main): Use dump_incremental_inputs.
10773 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
10776 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
10777 checking elfcpp::STT_FUNC.
10778 (Target_i386::Relocate::relocate): Likewise.
10779 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
10781 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
10782 symbols from shared libraries into normal FUNC symbols.
10784 * symtab.h (Symbol): Add is_func and use it.
10786 2009-12-05 Doug Kwan <dougkwan@google.com>
10788 * arm.cc (Target_arm::arm_info): Initialize new fields
10789 attributes_section and attributes_vendor.
10790 * i386.cc (Target_i386::i386_info): Same.
10791 * object.cc (Sized_relobj::do_layout): Skip attribute section.
10792 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
10793 fields attributes_section and attributes_vendor.
10794 * sparc.cc (Target_sparc::sparc_info): Same.
10795 * target.h (Target::attributes_section, Target::attributes_vendor,
10796 Target::is_attributes_section, Target::attribute_arg_type,
10797 Target::attributes_order): New method definitions.
10798 (Target::Target_info::attributes_section,
10799 Target::Target_info::attributes_vendor): New fields.
10800 (Target::do_attribute_arg_type, Target::do_attributes_order): New
10801 virtual method definitions.
10802 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
10803 attributes_section and attributes_vendor.
10804 * testsuite/testfile.cc (Target_test::test_target_info): Same.
10806 2009-12-05 Doug Kwan <dougkwan@google.com>
10808 * arm.cc: Update comments about interworking and stub generation.
10809 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
10810 considered as non-PIC.
10811 (Arm_relocate_functions::base_abs): Fix formatting.
10812 (Arm_relocate_functions::got_prel): Fix comment. Change interface
10813 of function to use GOT entry address instead of offset.
10814 (Target_arm::Scan::global): Issue an error if a symbol would need a
10815 PLT does not get one because it is untyped. Remove code to create
10816 dynamic symbols for relative branches.
10817 (Target_arm::Relocate::relocate: Use 0 instead of false since function
10818 takes unsigned integer instead of boolean.
10820 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
10822 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
10823 (two_file_test_LDADD): Likewise.
10824 (common_test_1_LDADD): Likewise.
10825 (exception_test_LDADD) Likewise.
10826 (weak_test_LDADD): Likewise.
10827 (many_sections_test_LDADD): Likewise.
10828 (initpri1_LDADD): Likewise.
10829 (script_test_1_LDADD): Likewise.
10830 (script_test_2_LDADD): Likewise.
10831 (justsyms_LDADD): Likewise.
10832 (binary_test_LDADD): Likewise.
10833 (large_LDADD): Likewise.
10834 * testsuite/Makefile.in: Regenerated.
10836 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
10838 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
10839 (Symbol_table::override_with_special): Likewise.
10840 (Symbol_table::add_from_object): Likewise.
10842 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10844 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10845 Don't set the data_offset twice.
10847 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
10849 * testsuite/Makefile.in: Regenerate.
10851 2009-12-03 Doug Kwan <dougkwan@google.com>
10853 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
10854 (Target_arm::do_finalize_sections): Add parameter for symbol table
10855 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
10856 * i386.cc (Target_i386::do_finalize_sections): Add an additional
10857 parameter for symbol table pointer.
10858 * layout.cc (Layout::finalize): Call Target::finalize_sections with
10859 an additional parameter for a pointer to symbol table.
10860 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
10861 parameter for a symbol table pointer.
10862 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
10863 * target.h (Target::finalize_sections, Target::do_finalize_sections):
10865 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
10866 parameter for a symbol table pointer.
10868 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
10870 * incremental.cc (Incremental_inputs_header)
10871 (Incremental_inputs_header_write, Incremental_inputs_entry)
10872 (Incremental_inputs_entry_write): Move ...
10873 * incremental.h (Incremental_inputs_header)
10874 (Incremental_inputs_header_write, Incremental_inputs_entry)
10875 (Incremental_inputs_entry_write): here.
10877 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10879 * incremental.cc (make_sized_incremental_binary): Set the target.
10880 Error if it is incompatible.
10881 * output.h (Output_file): Add filename method.
10883 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10885 * incremental.cc (Incremental_inputs_entry): Remove unused argument
10886 from the get_* methods.
10888 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10890 * incremental-dump.cc (main): Check that the offeset of a script is 0.
10891 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10892 Write 0 for the data_offset of scripts.
10894 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
10896 * testsuite/Makefile.am: Add the incremental_test.sh test.
10897 * testsuite/incremental_test.sh: New.
10898 * testsuite/incremental_test_1.c: New.
10899 * testsuite/incremental_test_2.c: New.
10901 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
10903 * incremental-dump.cc (main): Fix typos.
10905 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
10908 * incremental-dump.cc (main): Use llu to print 64 bit values.
10910 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
10911 H.J. Lu <hongjiu.lu@intel.com>
10913 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
10915 (incremental_dump_LDADD): Likewise.
10916 * Makefile.in: Regenerated.
10918 2009-11-25 Doug Kwan <dougkwan@google.com>
10922 2009-11-25 Doug Kwan <dougkwan@google.com>
10924 * arm.cc (Target_arm::Target_arm): Move method definition
10925 outside of class definition. Add code to handle
10926 --target1-rel, --target1-abs and --target2= options.
10927 (Target_arm::get_reloc_reloc_type): Change method to be
10928 non-static and const.
10929 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
10930 New data member declaration.
10931 (Target_arm::Scan::local, Target_arm::Scan::global,
10932 Target_arm::Relocate::relocate,
10933 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10934 Adjust call to Target_arm::get_real_reloc_type.
10935 (Target_arm::get_real_reloc_type): Use command line options
10936 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10937 * options.h (--target1-rel, --target1-abs, --target2): New
10940 2009-11-25 Doug Kwan <dougkwan@google.com>
10942 * arm.cc (Target_arm::Target_arm): Move method definition outside of
10943 class definition. Add code to handle --target1-rel, --target1-abs
10944 and --target2= options.
10945 (Target_arm::get_reloc_reloc_type): Change method to be non-static
10947 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
10948 member declaration.
10949 (Target_arm::Scan::local, Target_arm::Scan::global,
10950 Target_arm::Relocate::relocate,
10951 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
10952 call to Target_arm::get_real_reloc_type.
10953 (Target_arm::get_real_reloc_type): Use command line options to
10954 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10955 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
10958 2009-11-25 Doug Kwan <dougkwan@google.com>
10960 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
10961 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
10962 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
10964 (Arm_relocate_functions::thm_call): Replace body with a call to
10965 Arm_relocate_functions::thumb_branch_common.
10966 (Arm_relocate_functions::thm_jump24,
10967 Arm_relocate_functions::thm_xpc22): New method definitions.
10968 (Arm_relocate_functions::thumb_branch_common): New method definition.
10969 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
10971 (Target_arm::Relocate::relocate): Adjust call to thm_call.
10972 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
10974 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10976 * Makefile.am: Build incremental-dump
10977 * Makefile.in: Regenerate.
10978 * incremental-dump.cc: New.
10979 * incremental.cc (Incremental_inputs_header_data,
10980 Incremental_inputs_entry_data): Move to incremental.h
10981 * incremental.h: (Incremental_inputs_header_data,
10982 Incremental_inputs_entry_data): Move from incremental.cc
10984 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10986 * incremental.cc (Incremental_inputs_header,
10987 Incremental_inputs_header_write, Incremental_inputs_entry,
10988 Incremental_inputs_entry_write): Add a typedef with the data type.
10990 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
10992 * incremental.cc (Incremental_inputs_header,
10993 Incremental_inputs_header_write, Incremental_inputs_entry,
10994 Incremental_inputs_entry_write): Update comment about which
10995 type has the filed descriptions.
10997 2009-11-15 Doug Kwan <dougkwan@google.com>
10999 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
11000 (Arm_relocate_functions::arm_branch_common): Change method defintion
11001 in class definition to a method declaration and update list of formal
11003 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
11004 Arm_relocation_functions::jump24): Adjust call to
11005 Arm_relocate_functions::arm_branch_common. Update list of formal
11007 (Arm_relocate_functions::xpc25): New method definition.
11008 (Arm_relocate_functions::arm_branch_common): Move method defintion
11009 out from class definition. Use stubs for mode-switching and extending
11011 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
11012 specially. Change code to enable use of stubs in ARM branches.
11014 2009-11-10 Doug Kwan <dougkwan@google.com>
11016 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
11017 in method declaration.
11018 (Target_arm::relocate_stub): New method declaration.
11019 (Target_arm::default_target): Change to return a pointer instead of
11021 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
11022 Target_arm::default_target.
11023 (Arm_Relobj::do_relocate_sections): Remove options paramater in
11025 (Target_arm::relocate_section): Adjust view.
11026 (Target_arm::relocate_stub): New method definition.
11028 2009-11-10 Doug Kwan <dougkwan@google.com>
11030 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
11032 * incremental.cc (open_incremental_binary): Initialized local
11033 variables to avoid warnings.
11034 * object.cc (make_elf_object): Ditto.
11035 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
11038 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
11041 * testsuite/plugin_test.c: Include "config.h".
11043 2009-11-09 Doug Kwan <dougkwan@google.com>
11045 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
11046 (arm_symbol_value): Remove.
11047 (Arm_relocate_functions::arm_branch_common,
11048 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
11049 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
11050 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
11051 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
11052 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
11053 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
11054 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
11055 Arm_relocate_functions::thm_mobw_abs_nc,
11056 Arm_relocate_functions::thm_mov_abs,
11057 Arm_relocate_functions::movw_prel_nc,
11058 Arm_relocate_functions::thm_movt_abs,
11059 Arm_relocate_functions::movt_prel,
11060 Arm_relocate_functions::thm_movw_prel_nc,
11061 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
11062 (Target_arm::Relocate::relocate): Only decompose address into two
11063 parts if relocation type uses the thumb-bit and pass the actual
11064 bit instead of a flag indicating that the thumb-bit is used. Adjust
11065 calls to methods in Arm_relocate_functions for this change.
11067 2009-11-08 Ian Lance Taylor <iant@google.com>
11070 * reloc.cc: Instantiate
11071 Sized_relobj::initialize_input_to_output_maps and
11072 Sized_relobj:free_input_to_output_maps.
11074 2009-11-06 Ian Lance Taylor <iant@google.com>
11077 * defstd.cc (in_segment): Set only_if_ref true for "end".
11079 2009-11-06 Doug Kwan <dougkwan@google.com>
11081 * arm.cc (class Reloc_stub): Correct a comment.
11082 (Target_arm::Target_arm): Initialize arm_input_section_map_.
11083 (Target_arm::scan_section_for_stubs): New method declaration.
11084 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
11085 Change methods from private to protected.
11086 (Target_arm::do_may_relax): New method definition.
11087 (Target_arm::do_relax, Target_arm::group_sections,
11088 Target_arm::scan_reloc_for_stub,
11089 Target_arm::scan_reloc_section_for_stubs): New method declarations.
11090 (Target_arm::arm_input_section_map_): New data member declaration.
11091 (Target_arm::scan_reloc_for_stub,
11092 Target_arm::scan_reloc_section_for_stubs,
11093 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
11094 Target_arm::do_relax): New method definitions.
11096 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
11098 * configure.ac: Check for (struct stat)::st_mtim
11099 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
11100 * config.in: Regenerate.
11101 * configure: Regenerate.
11103 2009-11-05 Ian Lance Taylor <iant@google.com>
11106 * output.cc (Output_segment::add_output_section): Add missing
11109 2009-11-04 Ian Lance Taylor <iant@google.com>
11112 * object.h (class Object): Add is_needed and set_is_needed
11113 methods. Add is_needed_ field. Make bool fields into bitfields.
11114 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
11115 defined in a dynamic object and referenced by a regular object,
11116 set is_needed for the dynamic object.
11117 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
11118 if the file is marked with as_needed and it is not needed.
11120 2009-11-04 Ian Lance Taylor <iant@google.com>
11123 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
11124 tags if data is discarded by linker script.
11125 * i386.cc (Target_i386::do_finalize_sections): Likewise.
11126 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
11127 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
11128 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
11130 2009-11-04 Ian Lance Taylor <iant@google.com>
11132 * layout.cc (Layout::get_output_section): Add is_interp and
11133 is_dynamic_linker_section parameters. Change all callers.
11134 (Layout::choose_output_section): Likewise.
11135 (Layout::make_output_section): Likewise.
11136 (Layout::add_output_section_data): Add is_dynamic_linker_section
11137 parameter. Change all callers.
11138 * layout.h (class Layout): Update declarations.
11139 * output.h (class Output_section): Add is_interp, set_is_interp,
11140 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
11141 Add is_interp_, is_dynamic_linker_section_ fields. Change
11142 generate_code_fills_at_write_ to a bitfield.
11143 * output.cc (Output_section::Output_sections): Initialize new
11145 (Output_segment::add_output_section): Add do_sort parameter.
11146 Change all callers.
11148 2009-11-03 Ian Lance Taylor <iant@google.com>
11151 * options.h (class General_options): Add --warn-common.
11152 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
11153 merging two common symbols.
11154 (Symbol_table::should_override): Handle --warn-common when merging
11155 a common symbol with a defined symbol. Use report_resolve_problem
11156 for multiple definitions.
11157 (Symbol_table::report_resolve_problem): New function.
11158 * symtab.h (class Symbol_table): Declare report_resolve_problem.
11160 2009-11-03 Doug Kwan <dougkwan@google.com>
11162 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
11164 (Target_arm::stub_factory): New method definition.
11165 (Target_arm::new_arm_input_section,
11166 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
11167 Target_arm::reloc_uses_thumb_bit): New method declarations.
11168 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
11169 New type definitions.
11170 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
11171 member declarations.
11172 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
11173 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
11174 New method definitions.
11176 2009-11-03 Ian Lance Taylor <iant@google.com>
11178 * options.h (class General_options): Add --warn_constructors.
11180 2009-11-03 Ian Lance Taylor <iant@google.com>
11183 * defstd.cc (in_section): Add entries for __rel_iplt_start,
11184 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
11186 2009-11-03 Ian Lance Taylor <iant@google.com>
11189 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
11190 --msgid-bugs-address.
11191 (install-pdf): New target.
11192 (install-data_yes): Look up one directory to find mkinstalldirs.
11194 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
11196 * po/Make-in (.po.gmo): Don't generate .gmo files in source
11199 2009-10-30 Doug Kwan <dougkwan@google.com>
11201 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
11203 2009-10-30 Doug Kwan <dougkwan@google.com>
11205 * arm.cc (Stub_addend_reader): New struct template definition
11206 and partial specializations.
11207 (Stub_addend_reader::operator()): New method definition for a
11208 partially specialized template.
11210 2009-10-30 Doug Kwan <dougkwan@google.com>
11212 * arm.cc (Arm_relobj::processor_specific_flags): New method
11214 (Arm_relobj::do_read_symbols): New method declaration.
11215 (Arm_relobj::processor_specific_flags_): New data member declaration.
11216 (Arm_dynobj): New class definition.
11217 (Target_arm::do_finalize_sections): Add input_objects parameter.
11218 (Target_arm::do_adjust_elf_header): New method declaration.
11219 (Target_arm::are_eabi_versions_compatible,
11220 (Target_arm::merge_processor_specific_flags): New method declaration.
11221 (Target_arm::do_make_elf_object): New overloaded method definitions
11223 (Arm_relobj::do_read_symbols): New method definition.
11224 (Arm_dynobj::do_read_symbols): Ditto.
11225 (Target_arm::do_finalize_sections): Add input_objects parameters.
11226 Merge processor-specific flags from all input objects.
11227 (Target_arm::are_eabi_versions_compatible,
11228 Target_arm::merge_processor_specific_flags,
11229 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
11230 New method definitions.
11231 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
11232 Input_objects pointer type parameter.
11233 * layout.cc (Layout::finalize): Pass input objects to target's.
11234 finalize_sections function.
11235 * output.cc (Output_file_header::do_sized_write): Set ELF file
11236 header's processor-specific flags.
11237 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
11238 Input_objects pointer type parameter.
11239 * sparc.cc (Target_sparc::do_finalize_sections): Same.
11240 * target.h (Input_objects): New forward class declaration.
11241 (Target::processor_specific_flags,
11242 Target::are_processor_specific_flags_sect): New method definitions.
11243 (Target::finalize_sections): Add input_objects parameter.
11244 (Target::Target): Initialize processor_specific_flags_ and
11245 are_processor_specific_flags_set_.
11246 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
11248 (Target::set_processor_specific_flags): New method definition.
11249 (Target::processor_specific_flags_,
11250 Target::are_processor_specific_flags_set_): New data member
11252 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
11253 Input_objects pointer type parameter.
11255 2009-10-30 Doug Kwan <dougkwan@google.com>
11257 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
11259 2009-10-28 Ian Lance Taylor <iant@google.com>
11261 * object.h (class Relobj): Drop options parameter from
11262 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
11263 do_scan_relocs, do_relocate. Change all callers.
11264 (class Sized_relobj): Drop options parameters from
11265 do_gc_process_relocs, do_scan_relocs, do_relocate,
11266 do_relocate_sections, relocate_sections, emit_relocs_scan,
11267 emit_relocs_scan_reltype. Change all callers.
11268 (struct Relocate_info): Remove options field and all references to
11270 * reloc.h (class Read_relocs): Remove options constructor
11271 parameter and options_ field. Change all callers.
11272 (class Gc_process_relocs, class Scan_relocs): Likewise.
11273 (class Relocate_task): Likewise.
11274 * target-reloc.h (scan_relocs): Remove options parameter. Change
11276 (scan_relocatable_relocs): Likewise.
11277 * target.h (class Sized_target): Remove options parameter from
11278 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
11280 * gc.h (gc_process_relocs): Remove options parameter. Change all
11282 * arm.cc: Update functions to remove options parameters.
11283 * i386.cc: Likewise.
11284 * powerpc.cc: Likewise.
11285 * sparc.cc: Likewise.
11286 * x86_64.cc: Likewise.
11287 * testsuite/testfile.cc: Likewise.
11289 2009-10-28 Doug Kwan <dougkwan@google.com>
11291 * arm.cc (Arm_relobj): New class definition.
11292 (Arm_relobj::scan_sections_for_stubs,
11293 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
11294 New method definitions.
11296 2009-10-28 Cary Coutant <ccoutant@google.com>
11298 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
11299 (Plugin::cleanup_done_): New member.
11300 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
11301 (Plugin_manager::cleanup_done_): Remove.
11302 (Plugin_manager::add_input_file): Edit error message.
11303 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
11304 (Plugin_manager::cleanup): Remove use of cleanup_done_.
11306 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
11308 * fileread.cc: (File_read::View::~View): Use the new
11309 data_ownership_ filed.
11310 (File_read::~File_read): Dispose the new whole_file_view_.
11311 (File_read::open): Mmap the whole file if needed.
11312 (File_read::open): Use whole_file_view_ instead of contents_.
11313 (File_read::find_view): Use whole_file_view_ if applicable.
11314 (File_read::do_read): Use whole_file_view_ instead of contents_.
11315 (File_read::make_view): Use whole_file_view_ instead of contents_,
11316 update File_read::View::View call.
11317 (File_read::find_or_make_view): Update File_read::View::View
11319 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
11321 (File_read::View::Data_ownership): New enum.
11322 (File_read::View::View): Replace bool mapped_ with Data_ownership
11324 (File_read::View::mapped_): Remove (replaced by data_ownership_).
11325 (File_read::View::data_ownership_): New field.
11326 (File_read::contents_): Remove (replaced by whole_file_view_).
11327 (File_read::whole_file_view_): New field.
11328 * options.h (class General_options): Add --keep-files-mapped.
11330 2009-10-27 Cary Coutant <ccoutant@google.com>
11332 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
11333 * testsuite/Makefile.am (plugin_test_5): New test case.
11334 * testsuite/Makefile.in: Regenerate.
11336 2009-10-25 Doug Kwan <dougkwan@google.com>
11338 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
11339 from private to protected to allow access by child class.
11340 (Sized_relobj::do_relocate_sections): New method declaration.
11341 (Sized_relobj::relocate_sections): Virtualize.
11342 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
11343 Sized_relobj::relocate_sections. Instantiate template explicitly
11344 for different target sizes and endianity.
11346 2009-10-24 Doug Kwan <dougkwan@google.com>
11348 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
11349 (Arm_input_section::as_arm_input_section): New method.
11350 (Arm_output_section): New class definition.
11351 (Arm_output_section::create_stub_group,
11352 Arm_output_section::group_sections): New method definitions.
11354 2009-10-22 Doug Kwan <dougkwan@google.com>
11356 * arm.cc (Arm_input_section): New class definition.
11357 (Arm_input_section::init, Arm_input_section:do_write,
11358 Arm_input_section::set_final_data_size,
11359 Arm_input_section::do_reset_address_and_file_offset): New method
11362 2009-10-21 Doug Kwan <dougkwan@google.com>
11364 * arm.cc (Stub_table, Arm_input_section): New forward class
11366 (Stub_table): New class defintion.
11367 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
11368 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
11369 New method definition.
11371 2009-10-21 Doug Kwan <dougkwan@google.com>
11373 * arm.cc: Update copyright comments.
11374 (Target_arm): New forward class template declaration.
11375 (Arm_address): New type.
11376 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
11377 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
11378 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
11380 (Insn_template): Same.
11381 (DEF_STUBS): New macro.
11382 (Stub_type): New enum type.
11383 (Stub_template): New class definition.
11385 (Reloc_stub): Same.
11386 (Stub_factory): Same.
11387 (Target_arm::Target_arm): Initialize may_use_blx_ and
11388 should_force_pic_veneer_.
11389 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
11390 Target_arm::should_force_pic_veneer,
11391 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
11392 Target_arm::using_thumb_only, Target_arm:;default_target): New
11394 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
11395 New data member declarations.
11396 (Insn_template::size, Insn_template::alignment): New method defintions.
11397 (Stub_template::Stub_template): New method definition.
11398 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
11399 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
11400 (Stub_factory::Stub_factory): New method definition.
11401 * gold.h (string_hash): New template.
11402 * output.h (Input_section_specifier::hash_value): Use
11404 (Input_section_specifier::string_hash): Remove.
11405 * stringpool.cc (Stringpool_template::string_hash): Use
11408 2009-10-20 Doug Kwan <dougkwan@google.com>
11410 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
11411 symbols of relaxed input sections.
11412 * output.h (Output_section::find_relaxed_input_section): Make
11415 2009-10-16 Doug Kwan <dougkwan@google.com>
11417 * dynobj.cc (Versions::Versions): Initialize version_script_.
11418 Only insert base version symbol definition for a shared object
11419 if version script defines any version versions.
11420 (Versions::define_base_version): New method definition.
11421 (Versions::add_def): Check that base version is not needed.
11422 (Versions::add_need): Define base version lazily.
11423 * dynobj.h (Versions::define_base_version): New method declaration.
11424 (Versions::needs_base_version_): New data member declaration.
11425 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
11426 (check_DATA): Add no_version_test.stdout.
11427 (libno_version_test.so, no_version_test.o no_version_test.stdout):
11429 * testsuite/Makefile.in: Regenerate.
11430 * testsuite/no_version_test.c: New file.
11431 * testsuite/no_version_test.sh: Ditto.
11433 2009-10-16 Doug Kwan <dougkwan@google.com>
11435 * expression.cc (class Segment_start_expression): New class definition.
11436 (Segment_start_expression::value): New method definition.
11437 (script_exp_function_segment_start): Return a new
11438 Segment_start_expression.
11439 * gold/script-c.h (script_saw_segment_start_expression): New function
11441 * script-sections.cc (Script_sections::Script_sections): Initialize
11442 SAW_SEGMENT_START_EXPRESSION_ to false.
11443 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
11444 and -Tbbs options to specify section addresses if given in
11445 command line and no SEGMENT_START expression is seen in a script.
11446 * script-sections.h (Script_sections::saw_segment_start_expression,
11447 Script_sections::set_saw_segment_start_expression): New method
11449 (Script_sections::saw_segment_start_expression_): New data member
11451 * script.cc (script_saw_segment_start_expression): New function.
11452 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
11453 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
11454 script_test_7.sh and script_test_8.sh.
11455 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
11456 script_test_8.stdout.
11457 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
11458 (script_test_6, script_test_6.stdout, script_test_7,
11459 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
11460 * Makefile.in: Regenerate.
11461 * testsuite/script_test_6.sh: New file.
11462 * testsuite/script_test_6.t: Same.
11463 * testsuite/script_test_7.sh: Same.
11464 * testsuite/script_test_7.t: Same.
11465 * testsuite/script_test_8.sh: Same.
11467 2009-10-16 Doug Kwan <dougkwan@google.com>
11469 * output.cc (Output_segment::set_section_list_address): Cast
11470 expressions to unsigned long long type to avoid format warnings.
11472 2009-10-15 Ian Lance Taylor <iant@google.com>
11474 * script.cc (Script_options::add_symbol_assignment): Always add a
11475 dot assignment to script_sections_.
11476 * script-sections.cc (Script_sections::add_dot_assignment):
11477 Initialize if necessary.
11479 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
11480 program headers with no load segment if there is a linker script.
11482 * layout.cc (Layout::set_segment_offsets): Align the file offset
11483 to the segment aligment for -N or -n with no load segment.
11484 * output.cc (Output_segment::add_output_section): Don't crash if
11485 the first section is a TLS section.
11486 (Output_segment::set_section_list_addresses): Print an error
11487 message if the address moves backward in a linker script.
11488 * script-sections.cc
11489 (Output_section_element_input::set_section_addresses): Don't
11490 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
11491 (Orphan_output_section::set_section_addresses): Likewise.
11493 2009-10-15 Doug Kwan <dougkwan@google.com>
11495 * layout.cc (Layout::finish_dynamic_section): Generate tags
11496 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
11497 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
11498 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
11500 2009-10-14 Ian Lance Taylor <iant@google.com>
11502 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
11504 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
11505 data_shdr fields of relinfo.
11506 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
11507 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
11508 R_386_TLS_LDO_32, adjust based on section flags.
11509 (Target_i386::Relocate::fix_up_ldo): Remove.
11511 2009-10-13 Ian Lance Taylor <iant@google.com>
11513 Add support for -pie.
11514 * options.h (class General_options): Add -pie and
11516 (General_options::output_is_position_independent): Test -pie.
11517 (General_options::output_is_executable): Return true if not shared
11518 and not relocatable.
11519 (General_options::output_is_pie): Remove.
11520 * options.cc (General_options::finalize): Reject incompatible uses
11522 * gold.cc (queue_middle_tasks): A -pie link is not static.
11523 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
11524 * symtab.cc (Symbol::final_value_is_known): Return false if
11525 output_is_position_independent.
11526 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
11527 output_is_position_independent.
11528 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
11529 output_is_position_independent.
11530 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
11531 output_is_position_independent.
11532 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
11534 (basic_pie_test.o, basic_pie_test): New targets.
11535 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
11536 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
11537 (two_file_pie_test): New target.
11538 * testsuite/Makefile.in: Rebuild.
11539 * README: Remove note saying that -pie is not supported.
11541 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11543 * options.h (class General_options): Add -init and -fini.
11544 * layout.cc (Layout::finish_dynamic_section): Emit
11545 given init and fini functions.
11547 2009-10-13 Sriraman Tallam <tmsriram@google.com>
11549 * gc.h (gc_process_relocs): Check if icf is enabled using new
11551 * gold.cc (queue_initial_tasks): Likewise.
11552 (queue_middle_tasks): Likewise.
11553 * object.cc (do_layout): Likewise.
11554 * symtab.cc (is_section_folded): Likewise.
11555 * main.cc (main): Likewise.
11556 * reloc.cc (Read_relocs::run): Likewise.
11557 (Sized_relobj::do_scan_relocs): Likewise.
11558 * icf.cc (is_function_ctor_or_dtor): New function.
11559 (Icf::find_identical_sections): Check if function is ctor or dtor when
11560 safe icf is chosen.
11561 * options.h (General_options::icf): Change option to be an enum.
11562 (Icf_status): New enum.
11563 (icf_enabled): New method.
11564 (icf_safe_folding): New method.
11565 (set_icf_status): New method.
11566 (icf_status_): New variable.
11567 * (options.cc) (General_options::finalize): Set icf_status_.
11568 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
11569 icf_test and icf_keep_unique_test to use the --icf enum flag.
11570 * testsuite/icf_safe_test.sh: New file.
11571 * testsuite/icf_safe_test.cc: New file.
11573 2009-10-12 Sriraman Tallam <tmsriram@google.com>
11575 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
11576 includes to gc.h and icf.h.
11577 * arm.cc: Include gc.h.
11578 * gold.cc: Likewise.
11579 * i386.cc: Likewise.
11580 * powerpc.cc: Likewise.
11581 * sparc.cc: Likewise.
11582 * x86_64.cc: Likewise.
11583 * gc.h: Include icf.h.
11585 2009-10-11 Ian Lance Taylor <iant@google.com>
11587 * plugin.cc: Include "gold.h" before other header files.
11589 2009-10-10 Chris Demetriou <cgd@google.com>
11591 * options.h (Input_file_argument::Input_file_type): New enum.
11592 (Input_file_argument::is_lib_): Replace with...
11593 (Input_file_argument::type_): New member.
11594 (Input_file_argument::Input_file_argument): Take Input_file_type
11595 'type' rather than boolean 'is_lib' as second argument.
11596 (Input_file_argument::is_lib): Use type_.
11597 (Input_file_argument::is_searched_file): New function.
11598 (Input_file_argument::may_need_search): Handle is_searched_file.
11599 * options.cc (General_options::parse_library): Support -l:filename.
11600 (General_options::parse_just_symbols): Update for Input_file_argument
11602 (Command_line::process): Likewise.
11603 * archive.cc (Archive::get_file_and_offset): Likewise.
11604 * plugin.cc (Plugin_manager::release_input_file): Likewise.
11605 * script.cc (read_script_file, script_add_file): Likewise.
11606 * fileread.cc (Input_file::Input_file): Likewise.
11607 (Input_file::will_search_for): Handle is_searched_file.
11608 (Input_file::open): Likewise.
11609 * readsyms.cc (Read_symbols::get_name): Likewise.
11610 * testsuite/Makefile.am (searched_file_test): New test.
11611 * testsuite/Makefile.in: Regenerate.
11612 * testsuite/searched_file_test.cc: New file.
11613 * testsuite/searched_file_test_lib.cc: New file.
11615 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11616 Ian Lance Taylor <iant@google.com>
11618 * descriptor.cc: Include <cstdio> and "binary-io.h".
11619 (Descriptors::open): Open the files in binary mode always.
11620 * script.cc (Lex::get_token): Treat \r as whitespace.
11622 2009-10-09 Ian Lance Taylor <iant@google.com>
11624 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
11626 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11627 Ian Lance Taylor <iant@google.com>
11629 * configure.ac: Check for readv function also.
11630 * fileread.cc (readv): Define if not HAVE_READV.
11631 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
11633 * config.in: Regenerate.
11634 * configure: Regenerate.
11636 2009-10-09 Doug Kwan <dougkwan@google.com>
11638 * layout.cc (Layout::make_output_section): Call target hook to make
11639 ordinary output section.
11640 (Layout::finalize): Adjust parameter list of call the
11641 Target::may_relax().
11642 * layout.h (class Layout::section_list): New method.
11643 * merge.h (Output_merge_base::entsize): Change visibility to public.
11644 (Output_merge_base::is_string, Output_merge_base::do_is_string):
11646 (Output_merge_string::do_is_string): New method.
11647 * object.cc (Sized_relobj::do_setup): renamed from
11648 Sized_relobj::set_up.
11649 * object.h (Sized_relobj::adjust_shndx,
11650 Sized_relobj::initializ_input_to_output_maps,
11651 Sized_relobj::free_input_to_output_maps): Change visibilities to
11653 (Sized_relobj::setup): Virtualize.
11654 (Sized_relobj::do_setup): New method declaration.
11655 (Sized_relobj::invalidate_section_offset,
11656 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
11657 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
11658 * options.cc (parse_int): New function.
11659 * options.h (parse_int): New declaration.
11660 (DEFINE_int): New macro.
11661 (stub_group_size): New option.
11662 * output.cc (Output_section::Output_section): Initialize memebers
11663 merge_section_map_, merge_section_by_properties_map_,
11664 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
11665 (Output_section::add_input_section): Handled deferred code-fill
11666 generation and remove an old comment.
11667 (Output_section::add_relaxed_input_section): New method definition.
11668 (Output_section::add_merge_input_section): Use merge section by
11669 properties map to speed to search. Update merge section maps
11671 (Output_section::build_relaxation_map): New method definition.
11672 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
11674 (Output_section::relax_input_section): Renamed to
11675 Output_section::convert_input_sections_to_relaxed_sections and change
11676 interface to take a vector of pointers to relaxed sections.
11677 (Output_section::find_merge_section,
11678 Output_section::find_relaxed_input_section): New method definitions.
11679 (Output_section::is_input_address_mapped,
11680 Output_section::output_offset, Output_section::output_address):
11681 Use output section data maps to speed up searching.
11682 (Output_section::find_starting_output_address): Add comments.
11683 (Output_section::do_write,
11684 Output_section::write_to_postprocessing_buffer): Do code-fill
11685 generation as appropriate.
11686 (Output_section::get_input_sections): Invalidate relaxed input section
11688 (Output_section::restore_states): Adjust type of checkpoint .
11689 Invalidate relaxed input section map.
11690 * output.h (Output_merge_base): New class declaration.
11691 (Input_section_specifier): New class defintion.
11692 (class Output_relaxed_input_section) Change base class to
11693 Output_section_data_build.
11694 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
11695 base class initializer.
11696 (Output_section::add_relaxed_input_section): New method declaration.
11697 (Output_section::Input_section): Change visibility to protected.
11698 (Output_section::Input_section::relobj,
11699 Output_section::Input_section::shndx): Handle relaxed input sections.
11700 Output_section::input_sections) Change visibility to protected. Also
11701 define overload to return a non-const pointer.
11702 (Output_section::Merge_section_properties): New class defintion.
11703 (Output_section::Merge_section_by_properties_map,
11704 Output_section::Output_section_data_by_input_section_map,
11705 Output_section::Relaxation_map): New types.
11706 (Output_section::relax_input_section): Rename method to
11707 Output_section::convert_input_sections_to_relaxed_sections and change
11708 interface to take a vector of relaxed section pointers.
11709 (Output_section::find_merge_section,
11710 Output_section::find_relaxed_input_section,
11711 Output_section::build_relaxation_map,
11712 Output_section::convert_input_sections_in_list_to_relaxed_sections):
11713 New method declarations.
11714 (Output_section::merge_section_map_
11715 Output_section::merge_section_by_properties_map_,
11716 Output_section::relaxed_input_section_map_,
11717 Output_section::is_relaxed_input_section_map_valid_,
11718 Output_section::generate_code_fills_at_write_): New data members.
11719 * script-sections.cc
11720 (Output_section_element_input::set_section_addresses): Call
11721 current_data_size and addralign methods of relaxed input sections.
11722 (Orphan_output_section::set_section_addresses): Call current_data_size
11723 and addralign methods of relaxed input sections.
11724 * symtab.cc (Symbol_table::compute_final_value): Extract template
11725 from the body of Symbol_table::sized_finalize_symbol.
11726 (Symbol_table::sized_finalized_symbol): Call
11727 Symbol_table::compute_final_value.
11728 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
11729 (Symbol_table::compute_final_value): New templated method declaration.
11730 * target.cc (Target::do_make_output_section): New method defintion.
11731 * target.h (Target::make_output_section): New method declaration.
11732 (Target::relax): Add more parameters for input objects, symbol table
11733 and layout. Adjust call to do_relax.
11734 (Target::do_make_output_section): New method declaration.
11735 (Target::do_relax): Add parameters for input objects, symbol table
11738 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11740 * pread.c: Include stdio.h.
11742 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11744 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
11747 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11749 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
11750 Change read_shndx type to unsigned int.
11751 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11753 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11754 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
11755 Change read_shndx type to unsigned int.
11756 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11758 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11759 * layout.cc (Layout::create_symtab_sections): Cast the result of
11760 local_symcount * symsize to off_t in the gold_assert.
11762 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11764 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
11765 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
11767 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
11768 (Arm_relocate_functions::thm_abs5): New function.
11769 (Arm_relocate_functions::abs12): New function.
11770 (Arm_relocate_functions::abs16): New function.
11771 (Arm_relocate_functions::base_abs): New function.
11772 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
11773 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
11774 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
11776 (Scan::global): Likewise.
11777 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
11778 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
11779 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
11780 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
11783 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11785 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
11786 (Arm_relocate_functions::movt_prel): New function.
11787 (Arm_relocate_functions::thm_movw_prel_nc): New function.
11788 (Arm_relocate_functions::thm_movt_prel): New function.
11789 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
11790 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
11791 (Scan::global, Relocate::relocate): Likewise.
11792 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11794 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11796 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
11797 Incremental_checker.
11798 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
11800 (class Incremental_inputs_header): New class.
11801 (Incremental_inputs_header_writer): Edit comment.
11802 (Incremental_inputs_entry): New class.
11803 (Incremental_inputs_entry_writer): Edit comment.
11804 (Sized_incremental_binary::do_find_incremental_inputs_section):
11805 Add *strtab_shndx parameter, fill it.
11806 (Sized_incremental_binary::do_check_inputs): New method.
11807 (Incremental_checker::can_incrementally_link_output_file): Use
11808 Sized_incremental_binary::check_inputs.
11809 (Incremental_inputs::report_command_line): Save command line in
11812 (Incremental_binary::find_incremental_inputs_section): New
11814 (Incremental_binary::do_find_incremental_inputs_section): Add
11815 strtab_shndx parameter.
11816 (Incremental_binary::do_check_inputs): New pure virtual method.
11817 (Sized_incremental_binary::do_check_inputs): Declare.
11818 (Incremental_checker::Incremental_checker): Add incremental_inputs
11819 parameter, use it to initialize incremental_inputs_.
11820 (Incremental_checker::incremental_inputs_): New field.
11821 (Incremental_checker::command_line): New method.
11822 (Incremental_checker::inputs): New method.
11823 (Incremental_checker::command_line_): New field.
11825 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11827 * incremental.cc: Include <cstdarg> and "target-select.h".
11828 (vexplain_no_incremental): New function.
11829 (explain_no_incremental): New function.
11830 (Incremental_binary::error): New method.
11831 (Sized_incremental_binary::do_find_incremental_inputs_section): New
11833 (make_sized_incremental_binary): New function.
11834 (open_incremental_binary): New function.
11835 (can_incrementally_link_file): Add checks if output is ELF and has
11837 * incremental.h: Include "elfcpp_file.h" and "output.h".
11838 (Incremental_binary): New class.
11839 (Sized_incremental_binary): New class.
11840 (open_incremental_binary): Declare.
11841 * object.cc (is_elf_object): Use
11842 elfcpp::Elf_recognizer::is_elf_file.
11843 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
11844 * output.h (Output_file::filesize): New method.
11846 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11848 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
11850 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
11851 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
11853 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
11855 (Arm_relocate_functions::movw_abs_nc): New function.
11856 (Arm_relocate_functions::movt_abs): New function.
11857 (Arm_relocate_functions::thm_movw_abs_nc): New function.
11858 (Arm_relocate_functions::thm_movt_abs): New function.
11859 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
11860 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
11861 (Scan::global): Likewise.
11862 (Relocate::relocate): Likewise.
11863 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11865 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11867 * arm.cc (Arm_relocate_functions::got_prel) New function.
11868 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
11869 (Relocate::relocate): Likewise.
11870 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11872 2009-10-06 Ian Lance Taylor <iant@google.com>
11874 * options.h (class General_options): Define
11875 split_stack_adjust_size parameter.
11876 * object.h (class Object): Add uses_split_stack_ and
11877 has_no_split_stack_ fields. Add uses_split_stack and
11878 has_no_split_stack accessor functions. Declare
11879 handle_split_stack_section.
11880 (class Reloc_symbol_changes): Define.
11881 (class Sized_relobj): Define Function_offsets. Declare
11882 split_stack_adjust, split_stack_adjust_reltype, and
11884 * object.cc (Object::handle_split_stack_section): New function.
11885 (Sized_relobj::do_layout): Call handle_split_stack_section.
11886 * dynobj.cc (Sized_dynobj::do_layout): Call
11887 handle_split_stack_section.
11888 * reloc.cc (Sized_relobj::relocate_sections): Call
11889 split_stack_adjust for executable sections in split_stack
11890 objects. Pass reloc_map to relocate_section.
11891 (Sized_relobj::split_stack_adjust): New function.
11892 (Sized_relobj::split_stack_adjust_reltype): New function.
11893 (Sized_relobj::find_functions): New function.
11894 * target-reloc.h: Include "object.h".
11895 (relocate_section): Add reloc_symbol_changes parameter. Change
11897 * target.h (class Target): Add calls_non_split method. Declare
11898 do_calls_non_split virtual method. Declare match_view and
11900 * target.cc: Include "elfcpp.h".
11901 (Target::do_calls_non_split): New function.
11902 (Target::match_view): New function.
11903 (Target::set_view_to_nop): New function.
11904 * gold.cc (queue_middle_tasks): Give an error if mixing
11905 split-stack and non-split-stack objects with -r.
11906 * i386.cc (Target_i386::relocate_section): Add
11907 reloc_symbol_changes parameter.
11908 (Target_i386::do_calls_non_split): New function.
11909 * x86_64.cc (Target_x86_64::relocate_section): Add
11910 reloc_symbol_changes parameter.
11911 (Target_x86_64::do_calls_non_split): New function.
11912 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
11914 * powerpc.cc (Target_powerpc::relocate_section): Add
11915 reloc_symbol_changes parameter.
11916 * sparc.cc (Target_sparc::relocate_section): Add
11917 reloc_symbol_changes parameter.
11918 * configure.ac: Call AM_CONDITIONAL for the default target.
11919 * configure: Rebuild.
11920 * testsuite/Makefile.am (TEST_AS): New variable.
11921 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
11922 (check_DATA): Add split_i386 and split_x86_64 files.
11923 (SPLIT_DEFSYMS): Define.
11924 (split_i386_[1234n].o): New targets.
11925 (split_i386_[124]): New targets.
11926 (split_i386_[1234r].stdout): New targets.
11927 (split_x86_64_[1234n].o): New targets.
11928 (split_x86_64_[124]): New targets.
11929 (split_x86_64_[1234r].stdout): New targets.
11930 (MOSTLYCLEANFILES): Add new executables.
11931 * testsuite/split_i386.sh: New file.
11932 * testsuite/split_x86_64.sh: New file.
11933 * testsuite/split_i386_1.s: New file.
11934 * testsuite/split_i386_2.s: New file.
11935 * testsuite/split_i386_3.s: New file.
11936 * testsuite/split_i386_4.s: New file.
11937 * testsuite/split_i386_n.s: New file.
11938 * testsuite/split_x86_64_1.s: New file.
11939 * testsuite/split_x86_64_2.s: New file.
11940 * testsuite/split_x86_64_3.s: New file.
11941 * testsuite/split_x86_64_4.s: New file.
11942 * testsuite/split_x86_64_n.s: New file.
11943 * testsuite/testfile.cc (Target_test): Update relocation_section
11945 * testsuite/Makefile.in: Rebuild.
11947 2009-10-06 Ian Lance Taylor <iant@google.com>
11949 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
11950 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
11951 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
11952 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
11953 the address on ldo_addrs_.
11954 (Target_i386::Relocate::fix_up_ldo): New function.
11956 2009-10-06 Rafael Espindola <espindola@google.com>
11958 * plugin.cc (add_input_library): New.
11959 (Plugin::load): Add add_input_library to tv.
11960 (Plugin_manager::add_input_file): Add the is_lib argument.
11961 (add_input_file): Update call to Plugin_manager::add_input_file.
11962 (add_input_library): New.
11963 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
11965 2009-09-30 Doug Kwan <dougkwan@google.com>
11967 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
11968 symbol and call Symbol::may_need_copy_reloc to determine if
11969 a copy reloc is needed.
11970 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
11971 nocopyreloc is given in command line.
11972 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
11973 given in command line.
11974 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
11975 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
11976 of the removed Target_i386::may_need_copy_reloc.
11977 * options.h (copyreloc): New option with default value false.
11978 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11979 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
11980 instead of the removed Target_powerpc::may_need_copy_reloc.
11981 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11982 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
11983 instead of the removed Target_sparc::may_need_copy_reloc.
11984 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
11985 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
11986 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
11987 instead of the removed Target_x86_64::may_need_copy_reloc.
11989 2009-09-30 Ian Lance Taylor <iant@google.com>
11991 * object.h (class Object): Remove target_ field, and target,
11992 sized_target, and set_target methods.
11993 (Object::sized_target): Remove.
11994 (class Sized_relobj): Update declarations. Remove sized_target.
11995 * object.cc (Sized_relobj::setup): Remove target parameter.
11996 Change all callers.
11997 (Input_objects::add_object): Don't do anything with the target.
11998 (make_elf_sized_object): Add punconfigured parameter. Change all
11999 callers. Set or test parameter target.
12000 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
12001 Change all callers.
12002 * parameters.cc (Parameters::set_target): Change parameter type to
12004 (Parameters::default_target): Remove.
12005 (set_parameters_target): Change parameter type to be non-const.
12006 (parameters_force_valid_target): New function.
12007 (parameters_clear_target): New function.
12008 * parameters.h (class Parameters): Update declarations. Remove
12009 default_target method. Add sized_target and clear_target
12010 methods. Change target_ to be non-const.
12011 (set_parameters_target): Update declaration.
12012 (parameters_force_valid_target): Declare.
12013 (parameters_clear_target): Declare.
12014 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
12015 as NULL if we aren't searching.
12016 (Add_symbols::run): Don't check for compatible target.
12017 * fileread.cc (Input_file::open_binary): Call
12018 parameters_force_valid_target.
12019 * gold.cc (queue_middle_tasks): Likewise.
12020 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
12021 set_target on object.
12022 * dynobj.h (class Sized_dynobj): Update declarations.
12023 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
12024 make_elf_object returns NULL.
12025 (Archive::include_member): Don't check whether object target is
12027 * output.cc (Output_section::add_input_section): Get target from
12029 (Output_section::relax_input_section): Likewise.
12030 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
12032 (Sized_relobj::do_scan_relocs): Likewise.
12033 (Sized_relobj::relocate_sections): Likewise.
12034 * resolve.cc (Symbol_table::resolve): Likewise.
12035 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
12036 parameter. Change all callers.
12037 (Symbol_table::add_from_object): Get target from parameters.
12038 (Symbol_table::add_from_relobj): Don't check object target.
12039 (Symbol_table::add_from_dynobj): Likewise.
12040 (Symbol_table::define_special_symbol): Get target from
12042 * symtab.h (class Symbol_table): Update declaration.
12043 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
12044 parameter. Change all callers. Clear parameter target.
12045 (Binary_test): Test target here.
12046 * testsuite/object_unittest.cc (gold_testsuite): Remove
12047 target_test_pointer parameter. Change all callers.
12048 (Object_test): Test target here.
12050 2009-09-26 Ian Lance Taylor <iant@google.com>
12052 * testsuite/initpri1.c: Don't try to use constructor priorities if
12053 compiling with gcc before 4.3.
12055 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
12057 * testsuite/retain_symbols_file_test.sh (check_present): Change
12058 output file name to retain_symbols_file_test.stdout.
12059 (check_absent): Likewise.
12061 2009-09-18 Craig Silverstein <csilvers@google.com>
12063 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
12064 * options.cc: Include <cerrno> and <fstream>.
12065 (General_options::finalize): Parse -retain-symbols-file tag.
12066 * options.h: New flag.
12067 (General_options): New method should_retain_symbol, new
12068 variable symbols_to_retain.
12069 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
12070 should_retain_symbol map.
12071 * testsuite/Makefile.am (retain_symbols_file_test): New test.
12072 * testsuite/Makefile.in: Regenerate.
12073 * testsuite/retain_symbols_file_test.sh: New file.
12075 2009-09-18 Nick Clifton <nickc@redhat.com>
12077 * po/es.po: Updated Spanish translation.
12079 2009-09-17 Doug Kwan <dougkwan@google.com>
12081 * debug.h (DEBUG_RELAXATION): New constant.
12082 (DEBUG_ALL): Add DEBUG_RELAXATION.
12083 (debug_string_to_enum): Add relaxation debug option.
12085 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
12086 Layout::Relaxation_debug_check::read_sections,
12087 Layout::Relaxation_debug_check::read_sections): New method definitions.
12088 (Layout::Layout): Initialize data members
12089 record_output_section_data_from_scrips_,
12090 script_output_section_data_list_ and relaxation_debug_check_.
12091 (Layout::save_segments, Layout::restore_segments,
12092 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
12093 Layout::relaxation_loop_body): New method definitions.
12094 (Layout::finalize): Support relaxation. Move section layout code to
12095 Layout::relaxation_loop_body.
12096 (Layout::set_asection_address_from_script): Move code for orphan
12097 section placement out.
12098 (Layout::place_orphan_sections_in_script): New method definition.
12099 * layout.h (Output_segment_headers, Output_file_header):
12100 New forward class declarations.
12101 (Layout::~Layout): Define.
12102 (Layout::new_output_section_data_from_script): New method definition.
12103 (Layout::place_orphan_sections_in_script): New method declaration.
12104 (Layout::Segment_states): New type declaration.
12105 (Layout::save_segments, Layout::restore_segments,
12106 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
12107 Layout::relaxation_loop_body): New method declarations.
12108 (Layout::Output_section_data_list): New type declaration.
12109 (Layout::Relaxation_debug_check): New class definition.
12110 (Layout::record_output_section_data_from_script_,
12111 Layout::script_output_section_data_list_, Layout::segment_states_,
12112 Layout::relaxation_debug_check_): New data members.
12113 * output.cc: (Output_section_headers::do_size): New method definition.
12114 (Output_section_headers::Output_section_headers): Move size
12115 computation to Output_section_headers::do_size.
12116 (Output_segment_headers::do_size): New method definition.
12117 (Output_file_header::Output_file_header): Move size computation to
12118 Output_file_header::do_size and call it.
12119 (Output_file_header::do_size): New method definition.
12120 (Output_data_group::Output_data_group): Adjust call to
12121 Output_section_data.
12122 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
12123 (Output_symtab_xindex::do_write): Add array bound check.
12124 (Output_section::Input_section::print_to_mapfile): Handle
12125 RELAXED_INPUT_SECTION_CODE.
12126 (Output_section::Output_section): Initialize data member checkpoint_.
12127 (Output_section::~Output_section): Delete checkpoint object pointed
12129 (Output_section::add_input_section): Always add an Input_section if
12131 (Output_section::add_merge_input_section): Add assert.
12132 (Output_section::relax_input_section): New method definition.
12133 (Output_section::set_final_data_size): Set load address to zero for
12134 an unallocated section.
12135 (Output_section::do_address_and_file_offset_have_reset_values):
12136 New method definition.
12137 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
12138 Handle relaxed input section.
12139 (Output_section::sort_attached_input_sections): Checkpoint input
12140 section list lazily.
12141 (Output_section::get_input_sections): Change type of input_sections to
12142 list of Simple_input_section pointers. Checkpoint input section list
12143 lazily. Also handle relaxed input sections.
12144 (Output_section::add_input_section_for_script): Take a reference to
12145 a Simple_input_section object instead of Relobj pointer and section
12146 index as parameter. Handle relaxed input sections.
12147 (Output_section::save_states, Output_section::restore_states): New
12148 method definitions.
12149 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
12150 (Output_data::is_data_size_fixed): New method definition.
12151 (Output_data::reset_addresss_and_file_offset): Do not reset data size
12153 (Output_data::address_and_file_offset_have_reset_values): New method
12155 (Output_data::do_address_and_file_offset_have_reset_values): New method
12157 (Output_data::set_data_size): Check that data size is not fixed.
12158 (Output_data::fix_data_size): New method definition.
12159 (Output_data::is_data_size_fixed_): New data member.
12160 (Output_section_headers::set_final_data_size): New method definition.
12161 (Output_section_headers::do_size): New method declaration.
12162 (Output_segment_headers::set_final_data_size): New method definition.
12163 (Output_segment_headers::do_size): New method declaration.
12164 (Output_file_header::set_final_data_size)::New method definition.
12165 (Output_file_header::do_size)::New method declaration.
12166 (Output_section_data::Output_section_data): Add new parameter
12167 is_data_size_fixed and use it to fix data size.
12168 (Output_data_const::Output_data_const): Adjust call to base class
12169 constructor and fix data size.
12170 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
12171 base class constructor and fix data size.
12172 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
12173 base class constructor and fix data size.
12174 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
12175 class constructor and fix data size.
12176 (Output_data_group::set_final_data_size): New method definition.
12177 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
12178 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
12179 class constructor and fix data size.
12180 (Output_relaxed_input_section): New class definition.
12181 (Output_section::Simple_input_section): New class definition.
12182 (Output_section::get_input_sections): Adjust parameter list.
12183 (Output_section::add_input_section_for_script): Same.
12184 (Output_section::save_states, Output_section::restore_states,
12185 Output_section::do_address_and_file_offset_have_reset_values,
12186 (Output_section::Input_section::Input_section): Handle
12187 RELAXED_INPUT_SECTION_CODE. Add new overload for
12188 Output_relaxed_input_section.
12189 (Output_section::Input_section::is_input_section,
12190 Output_section::Input_section::set_output_section): Handle relaxed
12192 (Output_section::Input_section::is_relaxed_input_section,
12193 Output_section::Input_section::output_section_data,
12194 Output_section::Input_section::relaxed_input_section): New method
12196 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
12198 (Output_section::Input_section::u1_): Update comments.
12199 (Output_section::Input_section::u2_): Add new union member poris.
12200 (Output_section::Checkpoint_output_section): New classs definition.
12201 (Output_section::relax_input_section): New method declaration.
12202 (Output_section::checkpoint_): New data member.
12203 (Output_segment): Update comments.
12204 (Output_segment::Output_segment): Un-privatize copy constructor.
12205 (Output_segment::operator=): Un-privatize.
12206 * script-sections.cc (Output_section_element::Input_section_list):
12207 Change element type to Output_section::Simple_input_section.
12208 (Output_section_element_dot_assignment::set_section_addresses):
12209 Register output section data for relaxation clean up.
12210 (Output_data_exression::Output_data_expression): Adjust call to base
12211 constructor to fix data size.
12212 (Output_section_element_data::set_section_addresses): Register
12213 Output_data_expression object for relaxation clean up.
12214 (struct Input_section_info): Replace Relobj pointer and section index
12215 pair with Output_section::Simple_input_section and Convert struct to a
12217 (Input_section_sorter::operator()): Adjust access to
12218 Input_section_info data member to use accessors.
12219 (Output_section_element_input::set_section_addresses): Use layout
12220 parameter. Adjust code to use Output_section::Simple_input_section
12221 and Input_secction_info classes. Register filler for relaxation
12223 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
12224 and section index pair with Output_section::Simple_input_section
12225 class. Adjust code accordingly.
12226 (Phdrs_element::release_segment): New method definition.
12227 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
12229 (Script_sections::release_segments): New method definition.
12230 * gold/script-sections.h (Script_sections::release_segments): New
12231 method declaration.
12232 * gold/target.h (Target::may_relax, Target::relax,
12233 Target::do_may_relax, Target::do_relax): New method definitions.
12235 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12237 * arm.cc (has_signed_unsigned_overflow): New function.
12238 (Arm_relocate_functions::abs8): New function.
12239 (Target_arm::Scan::local): Handle R_ARM_ABS8.
12240 (Target_arm::Scan::global): Likewise.
12241 (Target_arm::relocate::relocate): Likewise.
12242 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
12245 2009-09-16 Cary Coutant <ccoutant@google.com>
12247 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
12248 * testsuite/Makefile.in: Regenerate.
12250 2009-09-11 Nick Clifton <nickc@redhat.com>
12252 * po/gold.pot: Updated by the Translation project.
12254 2009-09-08 Cary Coutant <ccoutant@google.com>
12256 * output.cc (Output_file::open): Add execute permission to empty file.
12257 * testsuite/Makefile.am (permission_test): New test.
12258 * testsuite/Makefile.in: Regenerate.
12260 2009-09-02 Ian Lance Taylor <iant@google.com>
12262 * output.cc (Output_file::resize): Call map_no_anonymous rather
12265 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
12267 * gold.cc: Include "incremental.h".
12268 (queue_initial_tasks): Call Incremental_checker methods.
12269 * incremental.cc: Include "output.h".
12270 (Incremental_checker::can_incrementally_link_output_file): New
12272 * incremental.h (Incremental_checker): New class.
12274 * output.cc (Output_file::open_for_modification): New method.
12275 (Output_file::map_anonymous): Changed return type to bool. Record
12276 map in base_ field.
12277 (Output_file::map_no_anonymous): New method, broken out of map.
12278 (Output_file::map): Use map_no_anonymous and map_anonymous.
12279 * output.h (class Output_file): Update declarations.
12281 2009-08-24 Cary Coutant <ccoutant@google.com>
12283 * options.h (Command_line::Pre_options): New class.
12284 (Command_line::pre_options): New member.
12285 * options.cc (gold::options::ready_to_register): New variable.
12286 (One_option::register_option): Do nothing if not registering options.
12287 Assert if same short option registered twice.
12288 (General_options::General_options): Turn off option registration when
12290 (Command_line::Pre_options::Pre_options): New constructor.
12292 2009-08-24 Cary Coutant <ccoutant@google.com>
12294 * options.h (General_options::no_keep_memory): Remove incorrect
12297 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12299 * Makefile.am (am__skiplex, am__skipyacc): New.
12300 * Makefile.in: Regenerate.
12302 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12304 * Makefile.am (AM_CPPFLAGS): Renamed from ...
12305 (INCLUDES): ... this.
12306 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
12307 (AM_CPPFLAGS): Renamed from ...
12308 (INCLUDE): ... this.
12309 * Makefile.in, testsuite/Makefile.in: Regenerate.
12311 * Makefile.in: Regenerate.
12312 * aclocal.m4: Likewise.
12313 * config.in: Likewise.
12314 * configure: Likewise.
12315 * testsuite/Makefile.in: Likewise.
12317 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
12318 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
12319 * Makefile.in: Regenerate.
12320 * testsuite/Makefile.in: Regenerate.
12322 2009-08-19 Cary Coutant <ccoutant@google.com>
12324 * resolve.cc (Symbol_table::resolve): Don't complain about defined
12325 symbols in shared libraries overridden by hidden or internal symbols
12326 in the main program.
12328 2009-08-19 Chris Demetriou <cgd@google.com>
12330 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
12331 checking source file names in error messages.
12333 2009-08-18 Doug Kwan <dougkwan@google.com>
12335 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
12336 an elcpp::Ehdr as parameter. Adjust call to set_target.
12337 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
12338 an elfcpp::Ehdr as parameter.
12339 * object.cc (Object::set_target): Remove the version that looks up
12340 a target and sets it.
12341 (Sized_relobj::setup): Take a Target object instead of
12342 an elfcpp::Ehdr as parameter. Adjust call to set_target.
12343 (make_elf_sized_object): Find target and ask target to
12344 make an ELF object.
12345 * object.h: (Object::set_target): Remove the version that looks up
12346 a target and sets it.
12347 (Sized_relobj::setup): Take a Target object instead of
12348 an elfcpp:Ehdr as parameter.
12349 * target.cc: Include dynobj.h.
12350 (Target::do_make_elf_object_implementation): New.
12351 (Target::do_make_elf_object): New.
12352 * target.h (Target::make_elf_object): New template declaration.
12353 (Target::do_make_elf_object): New method declarations.
12354 (Target::do_make_elf_object_implementation): New template declaration.
12356 2009-08-14 Ian Lance Taylor <iant@google.com>
12358 * gold.h (FUNCTION_NAME): Define.
12359 (gold_unreachable): Use FUNCTION_NAME.
12361 2009-08-12 Sriraman Tallam <tmsriram@google.com>
12363 * icf.cc (Icf::find_identical_sections): Issue a warning when a
12364 symbol in the --keep-unique list is not found.
12366 2009-08-12 Sriraman Tallam <tmsriram@google.com>
12368 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
12369 been maked as --keep-unique.
12370 (Icf::unfold_section): New function.
12371 * icf.h (Icf::unfold_section): New function.
12372 * options.h (General_options::keep_unique): New option.
12373 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
12374 * testsuite/Makefile.in: Regenerate.
12375 * testsuite/icf_keep_unique_test.sh: New file.
12376 * testsuite/icf_keep_unique_test.cc: New file.
12378 2009-08-12 Cary Coutant <ccoutant@google.com>
12381 * resolve.cc (Symbol_table::resolve): Check for references from
12382 dynamic objects to hidden and internal symbols.
12383 * testsuite/Makefile.am (hidden_test.sh): New test.
12384 * testsuite/Makefile.in: Regenerate.
12385 * testsuite/hidden_test.sh: New script.
12386 * testsuite/hidden_test_1.c: New test source.
12387 * testsuite/hidden_test_main.c: New test source.
12389 2009-08-11 Doug Kwan <dougkwan@google.com>
12391 * arm.cc: Update comments.
12392 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
12393 segment to locate the .ARM.exidx section if present.
12395 2009-08-09 Doug Kwan <dougkwan@google.com>
12397 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
12400 2009-08-07 Sriraman Tallam <tmsriram@google.com>
12401 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
12404 2009-08-06 Sriraman Tallam <tmsriram@google.com>
12406 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
12407 valid tls_segment only for non-debug-section relocations.
12408 * testsuite/Makefile.am: Add gc_tls_test.
12409 * testsuite/Makefile.in: Regenerate.
12410 * testsuite/gc_tls_test.cc: New file.
12411 * testsuite/gc_tls_test.sh: New file.
12413 2009-08-05 Sriraman Tallam <tmsriram@google.com>
12415 * icf.cc: New file.
12417 * Makefile.am (CCFILES): Add icf.cc.
12418 (HFILES): Add icf.h
12419 * Makefile.in: Regenerate.
12420 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
12421 * gc.h (gc_process_relocs): Populate lists used by icf to contain
12422 section, symbol and addend information for the relocs.
12423 * gold.cc (queue_middle_tasks): Call identical code folding.
12424 * gold.h: Add defines for multimap.
12425 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
12426 to the call of finalize_local_symbols.
12427 * main.cc (main): Create object of class Icf.
12428 * object.cc (Sized_relobj::do_layout): Allow this function to be
12429 called twice during icf.
12430 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
12431 to sections marked as identical by icf.
12432 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
12434 (Sized_relobj::do_section_entsize): New function.
12435 * object.h (Object::section_entsize): New function.
12436 (Object::do_section_entsize): New pure virtual function.
12437 (Relobj::finalize_local_symbols): Add new parameter.
12438 (Relobj::do_section_entsize): New function.
12439 * options.h (General_options::icf): New option.
12440 (General_options::icf_iterations): New option.
12441 (General_options::print_icf_sections): New option.
12442 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
12443 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
12444 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
12446 * symtab.cc (Symbol_table::is_section_folded): New function.
12447 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
12448 to sections marked as identical by icf.
12449 * symtab.h (Symbol_table::set_icf): New function.
12450 (Symbol_table::icf): New function.
12451 (Symbol_table::is_section_folded): New function.
12452 (Symbol_table::icf_): New data member.
12453 * target-reloc.h (relocate_section): Ignore sections folded by icf.
12454 * testsuite/Makefile.am: Add commands to build icf_test.
12455 * testsuite/Makefile.in: Regenerate.
12456 * testsuite/icf_test.sh: New file.
12457 * testsuite/icf_test.cc: New file.
12459 2009-07-24 Chris Demetriou <cgd@google.com>
12461 * layout.cc (is_compressible_debug_section): Fix incorrect
12462 comment about compressed section names.
12464 2009-07-20 Ian Lance Taylor <ian@airs.com>
12467 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
12469 2009-07-16 Ian Lance Taylor <iant@google.com>
12472 * layout.h: #include <map>.
12473 (class Kept_section): Change from struct to class. Add accessors
12474 and setters. Add section size to Comdat_group mapping. Change
12475 Comdat_group to std::map. Add is_comdat_ field. Add
12476 linkonce_size field in union.
12477 (class Layout): Update declaration of find_or_add_kept_section.
12478 Don't declare find_kept_object.
12479 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
12480 parameter. Add object, shndx, is_comdat, and is_group_name
12481 parameters. Change all callers. Adjust for new Kept_section.
12482 (Layout::find_kept_object): Remove.
12483 * object.cc (Sized_relobj::include_section_group): Update use of
12484 Kept_section. Rename secnum to shndx. Only record
12485 Kept_comdat_section if sections are the same size.
12486 (Sized_relobj::include_linkonce_section): Update use of
12487 Kept_section. Only record Kept_comdat_section if sections are the
12488 same size. Set size of linkonce section.
12489 (Sized_relobj::map_to_kept_section): Update call to
12490 get_kept_comdat_section.
12491 * object.h (class Sized_relobj): Rename fields in
12492 Kept_comdat_section to drop trailing underscores; change object
12493 field to Relobj*. Change Kept_comdat_section_table to store
12494 struct rather than pointer.
12495 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
12496 Add kept_object and kept_shndx parameters. Change all callers.
12497 (Sized_relobj::get_kept_comdat_section): Change return type to
12498 bool. Add kept_object and kept_shndx parameters. Change all
12500 * plugin.cc (Pluginobj::include_comdat_group): Update call to
12501 Layout::find_or_add_kept_section.
12503 2009-07-09 Ian Lance Taylor <iant@google.com>
12505 * merge.cc (Object_merge_map::initialize_input_to_output_map):
12506 Reserve space in the hash table.
12508 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
12510 * fileread.cc (File_read::get_mtime): New method.
12511 * fileread.h (Timespec): New structure.
12512 (File_read::get_mtime): New method.
12513 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
12514 Renamed from timestamp_nsec.
12515 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
12517 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
12519 (Incremental_inputs::report_archive): Save mtime; style fix.
12520 (Incremental_inputs::report_obejct): Save mtime; style fix.
12521 (Incremental_inputs::report_script): Save mtime; style fix.
12522 (Incremental_inputs::finalize_inputs): Style fix.
12523 (Incremental_inputs::finalize): Style fix.
12524 (Incremental_inputs::create_input_section_data): Store inputs
12526 * incremental.h (Incremental_inputs::report_script): Add mtime
12528 (Incremental_inputs::Input_info::Input_info): Intialize only one
12530 (Incremental_inputs::Input_info::archive): Move to nameless
12532 (Incremental_inputs::Input_info::obejct): Move to nameless union.
12533 (Incremental_inputs::Input_info::script): Move to nameless union.
12534 (Incremental_inputs::mtime): New field.
12535 * script.cc (read_input_script): Pass file mtime to
12537 * script.h (Script_info::inputs): Style fix.
12539 2009-07-01 Ian Lance Taylor <ian@airs.com>
12541 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
12544 2009-06-24 Ian Lance Taylor <iant@google.com>
12547 * layout.cc (Layout::choose_output_section): If we find an
12548 existing section, update the flags.
12549 (Layout::create_notes): New function, broken out of
12551 (Layout::finalize): Don't create note sections.
12552 (Layout::create_note): Don't crash if linker script discards
12554 (Layout::create_gold_note): Likewise.
12555 (Layout::create_build_id): Likewise. Don't set
12556 after_input_sections on the section.
12557 (Layout::create_executable_stack_info): Remove target parameter.
12559 * layout.h (class Layout): Declare create_notes. Update
12560 declaration of create_executable_stack_info.
12561 * gold.cc (queue_middle_tasks): Call create_notes.
12562 * output.cc (Output_section::update_flags_for_input_section): Move
12563 here from output.h. If SHF_ALLOC flag is newly set, mark address
12565 * output.h (Output_data::mark_address_invalid): New function.
12566 (class Output_section): Only declare, not define,
12567 update_flags_for_input_section. Remove set_flags.
12569 2009-06-24 Ian Lance Taylor <iant@google.com>
12571 * script-sections.cc (Output_section_definition::
12572 set_section_addresses): Rename shadowing local load_address to
12575 2009-06-24 Ian Lance Taylor <iant@google.com>
12578 * reloc.cc (relocate_sections): Skip empty relocation sections.
12580 2009-06-23 Ian Lance Taylor <iant@google.com>
12583 * layout.cc (Layout::create_note): Use choose_output_section
12584 rather than make_output_section.
12586 2009-06-23 Ian Lance Taylor <iant@google.com>
12589 * options.cc (General_options::parse_V): Set printed_version_.
12590 (General_options::General_options): Initialize printed_version_.
12591 * options.h (class General_options): Add printed_version_ field.
12592 * gold.cc (queue_initial_tasks): If there are no input files,
12593 don't give a fatal error if we printed the version information.
12594 (queue_middle_tasks): If using -r with a shared object, give a
12595 fatal error rather than an ordinary error.
12597 2009-06-23 Ian Lance Taylor <iant@google.com>
12600 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
12601 (Layout::make_output_section): Set have_stabstr_section_ if we see
12602 a .stab*str section.
12603 (Layout::finalize): Call link_stabs_sections.
12604 (Layout::link_stabs_sections): New file.
12605 * layout.h (class Layout): Add have_stabstr_section_ field.
12606 Declare link_stabs_sections.
12608 2009-06-23 Doug Kwan <dougkwan@google.com>
12610 * Makefile.am (libgold_a_LIBADD): New.
12611 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
12612 * Makefile.in: Regenerate.
12613 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
12614 * configure: Regenerate.
12615 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
12616 * fileread.cc: Include sys/state.h
12617 * gold.h: Declare memmem and strndup if found missing.
12618 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
12620 2009-06-23 Ian Lance Taylor <iant@google.com>
12622 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
12623 * configure: Rebuild.
12625 2009-06-23 Ian Lance Taylor <iant@google.com>
12628 * object.cc (Object::section_contents): Don't try to get a view if
12629 the section has length zero.
12630 (Object::handle_gnu_warning_section): If the section is empty, use
12631 the name of the section as the warning.
12633 2009-06-23 Ian Lance Taylor <iant@google.com>
12636 * stringpool.h (class Stringpool_template): Add optimize_ field.
12637 (Stringpool_template::set_optimize): New function.
12638 * stringpool.cc (Stringpool_template::Stringpool_template):
12639 Initialize optimize_ field.
12640 (Stringpool_template::set_string_offsets): Test local optimize
12641 fild rather than parameter.
12642 * layout.cc (Layout::Layout): Call set_optimize on the section
12645 2009-06-22 Ian Lance Taylor <iant@google.com>
12648 * yyscript.y: Parse TARGET.
12649 * script.cc (script_set_target): New function.
12650 * script-c.h (script_set_target): Declare.
12651 * options.cc (General_options::string_to_object_format): Rename
12652 from string_to_object_format in anonymous namespace. Change
12654 * options.h (class General_options): Declare
12655 string_to_object_format.
12657 2009-06-22 Ian Lance Taylor <iant@google.com>
12659 * script-sections.cc (Script_sections::create_segments): Don't put
12660 program headers in a PT_LOAD segment if -n or -N.
12662 2009-06-22 Ian Lance Taylor <iant@google.com>
12665 * options.h (class General_options): Add -z lazy and -z now. Sort
12666 -z options into alphabetical order.
12667 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
12669 2009-06-21 Ian Lance Taylor <iant@google.com>
12671 * layout.cc (Layout::make_output_section): Call
12672 Target::new_output_section.
12673 (Layout::attach_allocated_section_to_segment): Put large section
12674 sections in a separate load segment with the large segment flag
12676 (Layout::segment_precedes): Sort large data segments after other
12678 (align_file_offset): New static function.
12679 (Layout::set_segment_offsets): Use align_file_offset.
12680 * output.h (class Output_section): Add is_small_section_ and
12681 is_large_section_ fields.
12682 (Output_section::is_small_section): New function.
12683 (Output_section::set_is_small_section): New function.
12684 (Output_section::is_large_section): New function.
12685 (Output_section::set_is_large_section): New function.
12686 (Output_section::is_large_data_section): New function.
12687 (class Output_segment): Add is_large_data_segment_ field.
12688 (Output_segment::is_large_data_segment): New function.
12689 (Output_segment::set_is_large_data_segment): New function.
12690 * output.cc (Output_section::Output_section): Initialize new
12692 (Output_segment::Output_segment): Likewise.
12693 (Output_segment::add_output_section): Add assertion that large
12694 data sections always go in large data segments. Force small data
12695 sections to the end of the list of data sections. Force small BSS
12696 sections to the start of the list of BSS sections. For large BSS
12697 sections to the end of the list of BSS sections.
12698 * symtab.h (class Symbol): Declare is_common_shndx.
12699 (Symbol::is_defined): Check Symbol::is_common_shndx.
12700 (Symbol::is_common): Likewise.
12701 (class Symbol_table): Define enum Commons_section_type. Update
12702 declarations. Add small_commons_ and large_commons_ fields.
12703 * symtab.cc (Symbol::is_common_shndx): New function.
12704 (Symbol_table::Symbol_table): Initialize new fields.
12705 (Symbol_table::add_from_object): Put small and large common
12706 symbols in the right list.
12707 (Symbol_table::sized_finalized_symbol): Check
12708 Symbol::is_common_shndx.
12709 (Symbol_table::sized_write_globals): Likewise.
12710 * common.cc (Symbol_table::do_allocate_commons): Allocate new
12711 common symbol lists. Don't call do_allocate_commons_list if the
12713 (Symbol_table::do_allocate_commons_list): Remove is_tls
12714 parameter. Add comons_section_type parameter. Change all
12715 callers. Handle small and large common symbols.
12716 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
12717 Symbol::is_common_shndx.
12718 * resolve.cc (symbol_to_bits): Likewise.
12719 * target.h (Target::small_common_shndx): New function.
12720 (Target::small_common_section_flags): New function.
12721 (Target::large_common_shndx): New function.
12722 (Target::large_common_section_flags): New function.
12723 (Target::new_output_section): New function.
12724 (Target::Target_info): Add small_common_shndx, large_common_shndx,
12725 small_common_section_flags, and large_common_section_flags
12727 (Target::do_new_output_section): New virtual function.
12728 * arm.cc (Target_arm::arm_info): Initialize new fields.
12729 * i386.cc (Target_i386::i386_info): Likewise.
12730 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
12732 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
12733 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12734 (Target_x86_64::do_new_output_section): New function.
12735 * configure.ac: Define conditional MCMODEL_MEDIUM.
12736 * testsuite/Makefile.am (check_PROGRAMS): Add large.
12737 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
12738 (large_LDFLAGS): Define.
12739 * testsuite/large.c: New file.
12740 * testsuite/testfile.cc (Target_test::test_target_info):
12741 Initialize new fields.
12742 * configure, testsuite/Makefile.in: Rebuild.
12744 2009-06-05 Doug Kwan <dougkwan@google.com>
12746 * Makefile.am (CCFILES): Add target.cc.
12747 * Makefile.in: Regenerate.
12748 * i386.cc (class Target_i386): Define new virtual method to
12749 override do_is_local_label_name in parent.
12750 * object.cc (Sized_relobj::do_count_local_symbols): Discard
12751 local symbols if --discard-locals or -X is given.
12752 * options.h (class General_options): Declare new options
12753 '--discard-locals' and '-X' for discarding locals.
12754 * target.h (class Target): Define new methods is_local_label_name.
12755 Declare new virtual method do_is_local_label_name.
12756 * target.cc: New file.
12757 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
12758 (check_SCRIPTS): Add discard_locals_test.sh.
12759 (check_DATA): Add discard_local_tests.syms.
12760 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
12761 (discard_local_tests.syms, discard_locals_test.o): New make rules.
12762 * testsuite/Makefile.in: Regenerate.
12763 * testsuite/discard_locals_test.c: New file.
12764 * testsuite/discard_locals_test.sh: Same.
12766 2009-06-05 Doug Kwan <dougkwan@google.com>
12768 * object.cc (Sized_relobj::Sized_relobj): Initialize
12769 discarded_eh_frame_shndx_ to -1U.
12770 (Sized_relobj::do_layout): Record index of a discard .eh_frame
12772 (Sized_relobj::do_count_local_symbols): Skip local symbols in
12773 a discarded .eh_frame section.
12774 (Sized_relobj::do_finalize_local_symbols): Ditto.
12775 * object.h (class Sized_relobj): Declare new member
12776 discarded_eh_frame_shndx_.
12777 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
12778 (local_labels_test.o, local_labels_test): New rules.
12779 * testsuite/Makefile.in: Regenerate.
12781 2009-06-04 Doug Kwan <dougkwan@google.com>
12783 * layout.cc (Layout::section_name_mapping): Add mapping for
12784 special ARM sections.
12786 2009-06-03 Doug Kwan <dougkwan@google.com>
12788 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
12789 (utils::has_overflow): Same.
12791 2009-06-03 Ian Lance Taylor <iant@google.com>
12793 * layout.cc (Layout::section_name_mapping): New array, replacing
12794 Layout::linkonce_mapping.
12795 (Layout::section_name_mapping_count): New variable, replacing
12796 Layout::linkonce_mapping_count.
12797 (Layout::linkonce_output_name): Remove.
12798 (Layout::output_section_name): Rewrite.
12799 * layout.h (class Layout): Rename Linkonce_mapping to
12800 Section_name_mapping, linkonce_mapping to section_name_mapping,
12801 linkonce_mapping_count to section_name_mapping_count. Don't
12802 declare linkonce_output_name.
12804 2009-06-03 Doug Kwan <dougkwan@google.com>
12806 * gold/arm.cc (namespace utils): New.
12807 (Target_arm::reloc_is_non_pic): Define new method.
12808 (class Arm_relocate_functions): New.
12809 (Target_arm::Relocate::relocate): Handle relocation types used by
12812 2009-06-03 Ian Lance Taylor <iant@google.com>
12814 * arm.cc (Target_arm::scan::global): Use || instead of |.
12816 2009-06-02 Doug Kwan <dougkwan@google.com>
12818 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
12819 issued_non_pic_error_.
12820 (class Target_arm::Scan): Declare new method check_non_pic.
12821 Define new method symbol_needs_plt_entry.
12822 Declare new data member issued_non_pic_error_.
12823 (class Target_arm::Relocate): Declare new method
12824 should_apply_static_reloc.
12825 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
12826 (Target_arm::Scan::check_non_pic): Define new method.
12827 (Target_arm::Scan::local): Handle a small subset of reloc types used
12829 (Target_arm::Scan::local): Same.
12830 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
12832 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
12834 * incremental.cc (Incremental_inputs::report_command_line): Filter
12835 out --incremental-* options.
12837 2009-05-29 Doug Kwan <dougkwan@google.com>
12839 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
12841 (class Target_arm): Update comment.
12842 (Target_arm::Target_arm): Initialize new data members GOT_,
12843 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
12844 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
12845 and Target_arm::rel_dyn_section.
12846 Declare new_enum Target_arm::Got_type.
12847 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
12849 Update commments for member do_dynsym_value.
12850 (Target_arm::got_size, Target_arm::plt_section,
12851 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
12852 new methods inside class defintion.
12853 (Target_arm::got_section): Define new method.
12854 (Target_arm::rel_dyn_section): Same.
12855 (Output_data_plt_arm): New template class.
12856 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
12857 (Output_data_plt_arm:do_adjust_output_section): Define new method.
12858 (Output_data_plt_arm::add_entry): Same.
12859 (Output_data_plt_arm::first_plt_entry): Define new
12860 static data member for PLT instruction template.
12861 (Output_data_plt_arm::plt_entry): Same.
12862 (Output_data_plt_arm::do_write): Define new method.
12863 (Target_arm::make_plt_entry): Same.
12864 (Target_arm::do_finalize_sections): Same.
12865 (Target_arm::do_dynsym_value): Same.
12867 2009-05-28 Doug Kwan <dougkwan@google.com>
12869 * Makefile.am (TARGETSOURCES): Add arm.cc.
12870 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
12871 * Makefile.in: Regenerate.
12872 * arm.cc: New file.
12873 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
12875 2009-05-26 Doug Kwan <dougkwan@google.com>
12877 * options.cc (General_options::parse_exclude_libs). Fix a comment.
12878 (General_options::check_excluded_libs): Strip off directories in
12879 archive name before matching like GNU ld does.
12880 * testsuite/Makefile.am (MOSTLYCLEANFILES,
12881 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
12882 (exclude_libs_test_LDFLAGS): Add linker option
12883 -Wl,--exclude-libs,libexclude_libs_test_3
12884 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
12885 an explicit archive without using -l.
12886 (alt/libexclude_libs_test_3.a): New make rule.
12887 * testsuite/Makefile.in: Regenerate.
12888 * testsuite/exclude_libs_test.c : Declare lib3_default().
12890 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
12891 * exclude_libs_test_3.c: New file.
12893 2009-05-26 Nick Clifton <nickc@redhat.com>
12895 * po/id.po: New Indonesian translation.
12896 * po/gold.pot: Updated template file.
12898 2009-05-22 Sriraman Tallam <tmsriram@google.com>
12900 * testsuite/Makefile.am: Add -ffunction-sections to compile
12901 gc_comdat_test files. Add -Wl,--gc-sections to build
12903 * testsuite/Makefile.in: Regenerate.
12904 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
12906 2009-05-21 Sriraman Tallam <tmsriram@google.com>
12908 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
12909 kept comdat section was garbage collected.
12910 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
12911 * testsuite/Makefile.in: Regenerate.
12912 * testsuite/gc_comdat_test.sh: New file.
12913 * testsuite/gc_comdat_test_1.cc: New file.
12914 * testsuite/gc_comdat_test_2.cc: New file.
12916 2009-05-19 Doug Kwan <dougkwan@google.com>
12918 * archive.cc (Archive::Archive): Move constructor from archive.h
12919 to here. Initialize no_export_.
12920 (Archive::get_elf_object_for_member): Set no_export flag of object.
12921 * archive.h (Archive::Archive): Move constructor body to
12923 (Archive::no_export): New method.
12924 (Archive::no_export_): New field.
12925 * object.h (Object::Object): Initialize no_export_ to false.
12926 (Object::no_export, Object::set_no_export): New methods.
12927 (Object::no_export_): New field.
12928 * options.cc (General_options::parse_exclude_libs): New method.
12929 (General_options::check_excluded_libs) Same.
12930 * options.h (exclude_libs): New option.
12931 (General_options::check_excluded_libs): New method declaration.
12932 (General_options::excluded_libs_): New field.
12933 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
12934 default or protected visibility if an object has no-export flag set.
12935 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
12936 (check_SCRIPTS): Add exclude_libs_test.sh.
12937 (check_DATA): Add exclude_libs_test.syms.
12938 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
12939 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
12940 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
12941 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
12942 (exclude_libs_test.syms, libexclude_libs_test_1.a,
12943 libexclude_libs_test_2.a): New rules.
12944 * testsuite/Makefile.in: Regenerate.
12945 * testsuite/exclude_libs_test.c: New file.
12946 * testsuite/exclude_libs_test.sh: Ditto.
12947 * testsuite/exclude_libs_test_1.c: Ditto.
12948 * testsuite/exclude_libs_test_2.c: Ditto.
12950 2009-05-15 Ian Lance Taylor <iant@google.com>
12952 * configure.ac: Check for declarations for cases where libiberty.h
12953 checks HAVE_DECL_xxx.
12954 * configure, config.in: Rebuild.
12956 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
12958 * gold.h (Incremental_argument_list): Remove (invalid) forward
12960 * incremental.cc (Incremental_inputs::report_achive): New method.
12961 (Incremental_inputs::report_object): New method.
12962 (Incremental_inputs::report_script): New method.
12963 (Incremental_inputs::finalize_inputs): New method.
12964 (Incremental_inputs::finalize): Call finalize_inputs().
12965 (Incremental_inputs::sized_create_incremental_inputs_section_data):
12966 Create inputs entries.
12967 * incremental.h (Incremental_input_type): New enum.
12968 (Incremental_inputs::Incremental_input): Initialize new fields.
12969 (Incremental_inputs::report_inputs): New method.
12970 (Incremental_inputs::report_achive): New method.
12971 (Incremental_inputs::report_object): New method.
12972 (Incremental_inputs::report_script): New method.
12973 (Incremental_inputs::finalize_inputs): New method.
12974 (Incremental_inputs::Input_info): New struct.
12975 (Incremental_inputs::Input_info_map): New typedef.
12976 (Incremental_inputs::lock_): New field.
12977 (Incremental_inputs::Inputs_): New field.
12978 (Incremental_inputs::Inputs_map): New field.
12979 * main.cc (main): Call Incremental_input::report_inputs.
12980 * options.h (Input_argument_list): Typedef moved from
12982 (Input_file_group::Files): Remove, use ::Input_argument_list.
12983 (Input_file_group::Input_argument_list): Remove, use
12984 ::Input_argument_list.
12985 * plugin.cc (Plugin_manager::add_input_file): Add error in
12987 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
12989 * script.cc (read_input_script): Call
12990 Incremental_input::report_script.
12991 * script.h (Script_info): New class.
12993 2009-04-27 Ian Lance Taylor <iant@google.com>
12995 * x86_64.cc (do_adjust_output_section): Set entsize to
12998 2009-04-23 Elliott Hughes <enh@google.com>
13000 * output.cc (Output_file::close): After short writes, continue
13001 writing from the correct offset in the buffer being written.
13003 2009-04-23 Chris Demetriou <cgd@google.com>
13005 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
13006 * configure: Regenerate.
13007 * config.in: Regenerate.
13008 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
13009 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
13011 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
13013 * incremental.cc (Incremental_inputs_header_data): Renamed from
13014 Incremental_input_header_data.
13015 (Incremental_inputs_header_data::data_size): New field.
13016 (Incremental_inputs_header_data::put_input_file_count): Renamed
13017 from input_file_count.
13018 (Incremental_inputs_header_data::put_command_line_offset): Renamed
13019 from command_line_offset.
13020 (Incremental_inputs_header_data::put_reserved): Renamed from
13022 (Incremental_inputs_entry_data): Renamed from
13023 Incremental_input_entry_data.
13024 (Incremental_inputs_entry_data::data_size): New field.
13025 (Incremental_inputs::report_command_line): New method.
13026 (Incremental_inputs::finalize): New method.
13027 (Incremental_inputs::create_incremental_inputs_data): New method.
13028 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
13029 * incremental.h: New file.
13030 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
13031 (Layout::finalize): Create incremental inputs section in
13032 incremental builds.
13033 (Layout::create_incremental_info_sections): New method.
13034 * layout.h (Layout::incremental_inputs): New method.
13035 (Layout::create_incremental_info_sections): New method.
13036 (Layout::incremental_inputs_): New field.
13037 * main.cc (main): Notify Incremental_input of the command line.
13039 2009-04-01 Ian Lance Taylor <iant@google.com>
13040 Mikolaj Zalewski <mikolajz@google.com>
13042 * gold.h (reserve_unordered_map): Define, three versions, one for
13043 each version of Unordered_map.
13044 * layout.cc (Layout::Layout): Remove options parameter. Add
13045 number_of_input_files parameter. Don't initialize options_.
13046 Initialize number_of_input_files_ and resized_signatures_. Move
13047 sections_are_attached_.
13048 (Layout::layout_group): Reserve space for group_signatures_.
13049 (Layout::find_or_add_kept_section): Change name parameter to be a
13050 reference. Resize signatures_ map when it gets large enough.
13051 (Layout::layout_eh_frame): Use parameters->options() instead of
13053 (Layout::make_output_section): Likewise.
13054 (Layout::attach_allocated_section_to_segment): Likewise.
13055 (Layout::finalize, Layout::create_executable_stack): Likewise.
13056 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
13057 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
13058 * layout.h (class Layout): Update declarations. Remove options_
13059 field. Add number_of_input_files_ and resized_signatures_
13060 fields. Move sections_are_attached_ field.
13061 * main.cc (main): Pass number of input files to Layout
13062 constructor. Don't pass options.
13064 2009-03-30 Ian Lance Taylor <iant@google.com>
13066 * ffsll.c (ffsll): Correct implementation.
13068 2009-03-27 Ian Lance Taylor <iant@google.com>
13070 * ffsll.c: New file.
13071 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
13072 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
13073 * ftruncate.c (ftruncate): Declare before definition.
13074 * mremap.c (mremap): Likewise.
13075 * pread.c (pread): Likewise.
13076 * configure, Makefile.in, config.in: Rebuild.
13078 * mremap.c: New file.
13079 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
13080 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
13081 (mremap): Declare if HAVE_MREMAP is not defined.
13082 * configure, Makefile.in, config.in: Rebuild.
13084 2009-03-27 Cary Coutant <ccoutant@google.com>
13086 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
13087 position independent.
13088 * sparc.cc (Target_sparc::check_non_pic): Likewise.
13089 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
13091 2009-03-24 Cary Coutant <ccoutant@google.com>
13093 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
13095 (needs_dynamic_reloc): Likewise.
13097 2009-03-24 Ian Lance Taylor <iant@google.com>
13099 * yyscript.y (file_cmd): Recognize EXTERN.
13100 (extern_name_list, extern_name_list_body): New nonterminals.
13101 * script.cc (script_add_extern): Define.
13102 * script-c.h (script_add_extern): Declare.
13104 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
13106 * object.cc (is_elf_object): Define.
13107 * object.h (is_elf_object): Declare.
13108 * archive.cc (Archive::get_elf_object_for_member): Call
13110 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
13112 2009-03-24 Elliott Hughes <enh@google.com>
13114 * output.cc (Output_file::map_anonymous): Define.
13115 (Output_file::map): Use map_anonymous. If the regular mmap fails,
13116 try an anonymous one. Report the size if the mmap fails.
13117 * output.h (class Output_file): Declare map_anonymous.
13119 2009-03-24 Ian Lance Taylor <iant@google.com>
13121 * target-select.cc (instantiate_target): Don't acquire the lock if
13122 the instantiated_target_ field has already been set.
13124 2009-03-23 Ian Lance Taylor <iant@google.com>
13126 * gold-threads.h (class Initialize_lock): Define.
13127 * gold-threads.cc (class Initialize_lock_once): Define.
13128 (initialize_lock_control): New static variable.
13129 (initialize_lock_pointer): New static variable.
13130 (initialize_lock_once): New static function.
13131 (Initialize_lock::Initialize_lock): Define.
13132 (Initialize_lock::initialize): Define.
13133 * target-select.h: Include "gold-threads.h".
13134 (class Target_selector): Add lock_ and initialize_lock_ fields.
13135 Don't define instantiate_target, just declare it.
13136 * target-select.cc (Target_selector::Target_selector): Initialize
13138 (Target_selector::instantiate_target): Define.
13139 * descriptors.h: Include "gold-threads.h".
13140 (class Descriptors): Add initialize_lock_ field.
13141 * descriptors.cc (Descriptors::Descriptors): Initialize new
13143 (Descriptors::open): Use initialize_lock_ field
13144 * errors.h (class Errors): Add initialize_lock_ field.
13145 * errors.cc (Errors::Errors): Initialize new field.
13146 (Errors::initialize_lock): Use initialize_lock_ field.
13147 * powerpc.cc (class Target_selector_powerpc): Remove
13148 instantiated_target_ field. In do_recognize call
13149 instantiate_target rather than do_instantiate_target. In
13150 do_instantiate_target just allocate a new target.
13151 * sparc.cc (class Target_selector_sparc): Likewise.
13153 * freebsd.h: New file.
13154 * i386.cc: Include "freebsd.h".
13155 (Target_i386): Derive from Target_freebsd rather than
13157 (Target_selector_i386): Derive from Target_selector_freebsd rather
13158 than Target_selector.
13159 * x86_64.cc: Include "freebsd.h".
13160 (Target_x86_64): Derive from Target_freebsd rather than
13162 (Target_selector_x86_64): Derive from Target_selector_freebsd
13163 rather than Target_selector.
13164 * target.h (class Target): Add adjust_elf_header and
13165 do_adjust_elf_header.
13166 * output.cc (Output_file_header:: do_sized_write): Call target
13167 adjust_elf_header routine.
13168 * configure.tgt: Set targ_osabi.
13169 * configure.ac: Define GOLD_DEFAULT_OSABI.
13170 * parameters.cc (Parameters::default_target): Pass
13171 GOLD_DEFAULT_OSABI to select_target.
13172 * target-select.h (class Target_selector): Make instantiate_target
13173 protected rather than private.
13174 * Makefile.am (HFILES): Add freebsd.h.
13175 * configure, Makefile.in, config.in: Rebuild.
13177 * merge.cc (do_add_input_section): Correct pend value. Change
13178 message about last entry not being null terminated from error to
13181 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
13183 * incremental.cc: New file.
13184 * Makefile.am (CCFILES): Add incremental.cc.
13185 * Makefile.in: Rebuild.
13187 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
13189 * layout.cc (Layout::output_section_name): Preserve names
13190 of '.note.' sections.
13192 2009-03-19 Ian Lance Taylor <iant@google.com>
13194 * descriptors.cc (Descriptors::open): Check that the options are
13195 valid before using them.
13197 2009-03-18 Ian Lance Taylor <iant@google.com>
13199 * script-sections.h: Include <list>.
13200 (class Script_sections): Change Sections_elements from std::vector
13201 to std::list. Typedef public Elements_iterator. Add
13202 orphan_section_placement_, data_segment_align_start_, and
13203 saw_data_segment_align_ fields. Remove data_segment_align_index_
13205 * script-sections.cc (class Orphan_section_placement): New class.
13206 (class Sections_element): Add virtual functions is_relro and
13207 orphan_section_init. Remove virtual function place_orphan_here.
13208 (class Output_section_definition): Add is_relro and
13209 orphan_section_init. Remove place_orphan_here.
13210 (class Orphan_output_section): Likewise.
13211 (Script_sections::Script_sections): Update for field changes.
13212 (Script_sections::data_segment_align): Set saw_data_segment_align_
13213 and data_segment_align_start_, not data_segment_align_index.
13214 (Script_sections::data_segment_relro_end): Check
13215 saw_data_segment_align_. Use data_segment_align_start_ rather
13216 than data_segment_align_index_.
13217 (Script_sections::place_orphan): Rewrite to use
13218 Orphan_section_placement.
13220 2009-03-17 Ian Lance Taylor <iant@google.com>
13222 * archive.cc (Archive::add_symbols): Check for a version attached
13223 to the symbol name in the archive map.
13224 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
13225 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
13226 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
13227 (ver_test_11.a): New target.
13228 * testsuite/Makefile.in: Rebuild.
13230 * configure.ac: Check for chsize and posix_fallocate. Replace
13232 * ftruncate.c: New file, from gnulib.
13233 * output.cc (posix_fallocate): Define dummy version if not
13234 HAVE_POSIX_FALLOCATE.
13235 (Output_file::map): Call posix_fallocate rather than lseek and
13237 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
13238 * configure, Makefile.in, config.in: Rebuild.
13240 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
13242 * layout.h (Layout::create_note): Add section_name parameter.
13243 * layout.cc (Layout::create_note): Likewise.
13244 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
13246 2009-03-17 Ian Lance Taylor <iant@google.com>
13248 * descriptors.cc: Include "options.h".
13249 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
13250 (Descriptors::open): Always use O_CLOEXEC when opening a new
13251 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
13252 then set FD_CLOEXEC.
13254 * sparc.cc (class Target_sparc): Add has_got_section.
13255 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
13256 make sure we have a GOT section.
13258 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
13259 (Target_sparc::Scan::local): Likewise.
13260 (Target_sparc::Scan::global): Likewise.
13261 (Target_sparc::Relocate::relocate): Likewise.
13262 (Target_sparc::Relocate::relocate_tls): Likewise.
13264 * symtab.cc (Symbol_table::define_default_version): New function,
13265 broken out of add_from_object.
13266 (Symbol_table::add_from_object): Call define_default_version.
13267 (Symbol_table::define_special_symbol): Add resolve_oldsym
13268 parameter. Change all callers. If the version for a symbol comes
13269 from a version script, resolve it with the symbol with the same
13270 name with no version. Also add the symbol without a version if
13272 (do_define_in_output_data): If resolving with oldsym, don't delete
13274 (do_define_in_output_segment): Likewise.
13275 (do_define_as_constant): Likewise.
13276 * symtab.h (class Symbol_table): Update declarations.
13278 2009-03-13 Ian Lance Taylor <iant@google.com>
13280 * readsyms.cc (Read_symbols::incompatible_warning): New function.
13281 (Read_symbols::requeue): New function.
13282 (Read_symbols::do_read_symbols): If make_elf_object fails because
13283 the target type is not configured, and the file was searched for,
13284 issue a warning and retry with the next directory.
13285 (Add_symbols::run): If the file has an incompatible format, and
13286 it was searched for, requeue the Read_symbols task. On error,
13287 release the object.
13288 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
13289 dirindex parameter to constructor. Change all callers. Declare
13290 incompatible_warning and requeue.
13291 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
13292 input_argument_ and input_group_ fields. Add them to
13293 constructor. Change all callers.
13294 (class Read_script): Add dirindex_ field. Add it to constructor.
13295 Change all callers.
13296 * archive.cc (Archive::setup): Remove input_objects parameter.
13297 Change all callers.
13298 (Archive::get_file_and_offset): Likewise.
13299 (Archive::read_all_symbols): Likewise.
13300 (Archive::read_symbols): Likewise.
13301 (Archive::get_elf_object_for_member): Remove input_objects
13302 parameter. Add punconfigured parameter. Change all callers.
13303 (Archive::add_symbols): Change return type to bool. Check return
13304 value of include_member.
13305 (Archive::include_all_members): Likewise.
13306 (Archive::include_member): Change return type to bool. Return
13307 false if first included object has incompatible target. Set
13308 included_member_ field.
13309 (Add_archive_symbols::run): If add_symbols returns false, requeue
13311 * archive.h (class Archive): Add included_member_ field.
13312 Initialize it in constructor. Add input_file and searched_for
13313 methods. Update declarations.
13314 (class Add_archive_symbols): Add dirpath_, dirindex_, and
13315 input_argument_ fields. Add them to constructor. Change all
13317 * script.cc: Include "target-select.h".
13318 (class Parser_closure): Add skip_on_incompatible_target_ and
13319 found_incompatible_target_ fields. Add
13320 skip_on_incompatible_target parameter to constructor. Change all
13321 callers. Add methods skip_on_incompatible_target,
13322 clear_skip_on_incompatible_target, found_incompatible_target, and
13323 set_found_incompatible_target.
13324 (read_input_script): Add dirindex parameter. Change all callers.
13325 If parser finds an incompatible target, requeue Read_symbols
13327 (script_set_symbol): Clear skip_on_incompatible_target in
13329 (script_add_assertion, script_parse_option): Likewise.
13330 (script_start_sections, script_add_phdr): Likewise.
13331 (script_check_output_format): New function.
13332 * script.h (read_input_script): Update declaration.
13333 * script-c.h (script_check_output_format): Declare.
13334 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
13335 (ignore_cmd): Remove OUTPUT_FORMAT.
13336 * fileread.cc (Input_file::Input_file): Add explicit this.
13337 (Input_file::will_search_for): New function.
13338 (Input_file::open): Add pindex parameter. Change all callers.
13339 * fileread.h (class Input_file): Add input_file_argument method.
13340 Declare will_search_for. Update declarations.
13341 * object.cc (make_elf_object): Add punconfigured parameter.
13342 Change all callers.
13343 * object.h (class Object): Make input_file public. Add
13344 searched_for method.
13345 (make_elf_object): Update declaration.
13346 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
13348 * dirsearch.h (class Dirsearch): Update declaration.
13349 * options.h (class General_options): Add --warn-search-mismatch.
13350 * parameters.cc (Parameters::is_compatible_target): New function.
13351 * parameters.h (class Parameters): Declare is_compatible_target.
13352 * workqueue.cc (Workqueue::add_blocker): New function.
13353 * workqueue.h (class Workqueue): Declare add_blocker.
13355 * fileread.cc (Input_file::open): Remove options parameter.
13356 Change all callers.
13357 (Input_file::open_binary): Likewise.
13358 * script.cc (read_input_script): Likewise.
13359 * readsyms.h (class Read_symbols): Remove options_ field. Remove
13360 options parameter from constructor. Change all callers.
13361 (class Read_script): Likewise.
13362 * fileread.h (class Input_file): Update declarations.
13363 * script.h (read_input_script): Update declaration.
13365 2009-03-10 Nick Clifton <nickc@redhat.com>
13367 * po/es.po: New Spanish translation.
13369 2009-03-06 Cary Coutant <ccoutant@google.com>
13371 * options.cc (parse_short_option): Keep dash_z from registering itself.
13373 2009-03-03 Ian Lance Taylor <iant@google.com>
13376 * target-reloc.h (relocate_section): Pass output_section to
13378 * i386.cc (Target_i386::should_apply_static_reloc): Add
13379 output_section parameter. Change all callers.
13380 (Target_i386::Relocate::relocate): Add output_section parameter.
13381 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13382 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
13383 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
13384 * testsuite/two_file_shared.sh: New script.
13385 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
13386 (check_DATA): Add two_file_shared.dbg.
13387 (two_file_shared.dbg): New target.
13388 * testsuite/Makefile.in: Rebuild.
13390 2009-03-01 Ian Lance Taylor <iant@google.com>
13392 * configure.ac: Check for byteswap.h.
13393 * configure: Rebuild.
13394 * config.in: Rebuild.
13396 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
13398 * layout.cc (Layout::find_or_add_kept_section): New function.
13399 (Layout::add_comdat): Removed.
13400 * layout.h (struct Kept_section): Move out of class Layout.
13401 Remove trailing underscores from field names. Add group_sections
13402 field. Rename group_ field to is_group. Change all uses.
13403 (class Layout): Declare find_or_add_kept_section, not add_comdat.
13404 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
13405 comdat_groups_ field.
13406 (Sized_relobj::include_section_group): Use
13407 find_or_add_kept_section and Kept_section::group_sections.
13408 (Sized_relobj::include_linkonce_section): Likewise.
13409 * object.cc (class Sized_relobj): Don't define Comdat_group or
13410 Comdat_group_table. Remove find_comdat_group and
13411 add_comdat_group. Remove comdat_groups_ field.
13412 * plugin.cc (include_comdat_group): Use
13413 Layout::find_or_add_kept_section.
13415 2009-02-28 Ian Lance Taylor <iant@google.com>
13417 * README: --gc-sections and map files are now supported. Document
13418 some build requirements.
13421 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
13422 relocatable link set the value of the section symbol to zero.
13423 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
13424 relocatable link don't include the section address in the local
13427 2009-02-27 Ian Lance Taylor <iant@google.com>
13430 * options.h (class Search_directory): Add is_system_directory.
13431 (class General_options): Declare is_in_system_directory.
13432 * options.cc (get_relative_sysroot): Make static.
13433 (get_default_sysroot): Make static.
13434 (General_optoins::is_in_system_directory): New function.
13435 * fileread.cc (Input_file::is_in_system_directory): New function.
13436 * fileread.h (class Input_file): Declare is_in_system_directory.
13437 * object.h (class Object): Add is_in_system_directory.
13438 (class Input_objects): Remove system_library_directory_ field.
13439 * object.cc (Input_objects::add_object): Don't set
13440 system_library_directory_.
13441 (input_objects::found_in_system_library_directory): Remove.
13442 * symtab.cc (Symbol_table::write_globals): Remove input_objects
13443 parameter. Change all callers.
13444 (Symbol_table::sized_write_globals): Likewise.
13445 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
13446 Call Object::is_in_system_directory.
13447 * symtab.h (class Symbol_table): Update declarations.
13450 * descriptors.h (Open_descriptor): Add is_on_stack field.
13451 * descriptors.cc (Descriptors::open): If the descriptor is on the
13452 top of the stack, remove it. Initialize is_on_stack field.
13453 (Descriptors::release): Only add pod to stack if it is not on the
13455 (Descriptors::close_some_descriptor): Clear stack_next and
13456 is_on_stack fields.
13459 * output.cc (Output_section::find_starting_output_address): Rename
13460 from starting_output_address; add PADDR parameter; change return
13462 * output.h (class Output_section): Declare
13463 find_starting_output_address instead of starting_output_address.
13464 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
13465 section symbol for which we can't find a merge section.
13468 * symtab.cc (Symbol_table::add_from_object): If the visibility is
13469 hidden or internal, force the symbol to be local.
13470 * resolve.cc (Symbol::override_visibility): Define.
13471 (Symbol::override_base): Use override_visibility.
13472 (Symbol_table::resolve): Likewise.
13473 (Symbol::override_base_with_special): Likewise.
13474 (Symbol_table::override_with_special): If the visibility is hidden
13475 or internal, force the symbol to be local.
13476 * symtab.h (class Symbol): Add set_visibility and
13477 override_visibility.
13478 * testsuite/ver_test_1.sh: New file.
13479 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
13480 (check_DATA): Add ver_test_1.syms.
13481 (ver_test_1.syms): New target.
13482 * testsuite/Makefile.in: Rebuild.
13484 2009-02-25 Cary Coutant <ccoutant@google.com>
13486 * layout.cc (Layout::choose_output_section): Don't rename sections
13487 when using a linker script that has a SECTIONS clause.
13488 * Makefile.in: Regenerate.
13490 * testsuite/Makefile.am (script_test_5.sh): New test case.
13491 * testsuite/Makefile.in: Regenerate.
13492 * testsuite/script_test_5.cc: New file.
13493 * testsuite/script_test_5.sh: New file.
13494 * testsuite/script_test_5.t: New file.
13496 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
13498 * archive.cc (Archive::include_member): Update calls to add_symbols.
13499 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
13500 the Layout argument.
13501 * dynobj.h (do_add_symbols): Add the Layout argument.
13502 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
13504 * object.h (Object::add_symbols): Add the Layout argument.
13505 (Object::do_add_symbols): Add the Layout argument.
13506 (Sized_relobj::do_add_symbols): Add the Layout argument.
13507 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
13508 Unify the two versions.
13509 (Add_plugin_symbols): Remove.
13510 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
13511 (Sized_pluginobj::do_add_symbols): Unify the two versions.
13512 (Add_plugin_symbols): Remove.
13513 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
13514 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
13515 (Add_symbols::run): Make it work with Pulginobj.
13517 2009-02-06 Ian Lance Taylor <iant@google.com>
13519 * object.cc (Sized_relobj::do_layout): Make info message start
13520 with lower case letter.
13522 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
13524 * binary.cc: Fix file comment.
13526 * options.h (enum Incremental_disposition): Define.
13527 (class General_options): Add new options: --incremental,
13528 --incremental_changed, --incremental_unchanged,
13529 --incremental_unknown. Add incremental_disposition_ and
13530 implicit_incremental_ fields.
13531 (General_options::incremental_disposition): New function.
13532 (class Position_dependent_options): Add incremental_disposition
13534 (Position_dependent_options::copy_from_options): Set incremental
13536 * options.cc (General_options::parse_incremental_changed): New
13538 (General_options::parse_incremental_unchanged): New function.
13539 (General_options::parse_incremental_unknown): New function.
13540 (General_options::General_options): Initialize new fields
13541 incremental_disposition_ and implicit_incremental_.
13542 (General_options::finalize): Check for uasge of --incremental-*
13543 without --incremental.
13545 2009-02-06 Chris Demetriou <cgd@google.com>
13547 * gold.h (gold_undefined_symbol): Change to take only a Symbol
13548 pointer and to report location as the file name associated with
13550 (gold_undefined_symbol_at_location): New function to replace the
13551 old gold_undefined_symbol functionality.
13552 * target-reloc.h (relocate_section): Update to use
13553 gold_undefined_symbol_at_location.
13554 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13555 Call gold_undefined_symbol function rather than gold_error.
13556 * errors.h (Errors::undefined_symbol): Take location as a
13557 string, rather than calculating it from a relocation.
13558 * errors.cc (Errors::fatal): Print "fatal error:" before the
13560 (Errors::error, Errors::error_at_location): Print "error: "
13561 before the formatted message.
13562 (Errors::undefined_symbol): Take location as a string, rather
13563 than calculating it from a relocation.
13564 (gold_undefined_symbol_at_location): New function akin to
13565 old gold_undefined_symbol, calculates location from relocation.
13566 (gold_undefined_symbol): Change to take only a Symbol pointer
13567 and to report location as the file name associated with the symbol.
13568 * testsuite/debug_msg.sh: Update for changed error messages.
13569 * testsuite/undef_symbol.sh: Likewise.
13571 2009-02-04 Duncan Sands <baldrick@free.fr>
13574 * reduced_debug_output.h
13575 (Output_reduced_debug_abbrev_section::failed): Use format for
13577 (Output_reduced_debug_info_section::faild): Likewise.
13579 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
13581 * script.cc (Lazy_demangler): New class.
13582 (Version_script_info::get_symbol_version_helper): Demangle a
13585 2009-01-29 Cary Coutant <ccoutant@google.com>
13587 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
13589 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13591 2009-01-28 Ian Lance Taylor <iant@google.com>
13593 * version.cc (version_string): Bump to 1.9.
13595 * gold.h: Include <cstring> and <stdint.h>.
13596 * version.cc: Include <cstdio>.
13597 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
13599 * reduced_debug_output.cc (insert_into_vector): Rename from
13600 Insert_into_vector; change all callers. Use Swap_unaligned to
13601 avoid aliasing issue; remove union since it is unnecessary.
13603 2009-01-27 Sriraman Tallam <tmsriram@google.com>
13605 * Makefile.am (CCFILES): Add gc.cc.
13606 (HFILES): Add gc.h.
13607 * Makefile.in: Regenerate.
13608 * gold.cc (Gc_runner): New class.
13609 (queue_initial_tasks): Call garbage collection related tasks
13610 when corresponding options are invoked.
13611 (queue_middle_gc_tasks): New function.
13612 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
13613 processed early before laying out sections during garbage collection.
13614 * gold.h (queue_middle_gc_tasks): New function.
13615 (is_prefix_of): Move from "layout.cc".
13616 * i386.cc (Target_i386::gc_process_relocs): New function.
13617 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
13618 * main.cc (main): Create object of class "Garbage_collection".
13619 * object.cc (Relobj::copy_symbols_data): New function.
13620 (Relobj::is_section_name_included): New function.
13621 (Sized_relobj::do_layout): Allow this function to be called twice
13622 during garbage collection and defer layout of section during the
13624 * object.h (Relobj::get_symbols_data): New function.
13625 (Relobj::is_section_name_included): New function.
13626 (Relobj::copy_symbols_data): New function.
13627 (Relobj::set_symbols_data): New function.
13628 (Relobj::get_relocs_data): New function.
13629 (Relobj::set_relocs_data): New function.
13630 (Relobj::is_output_section_offset_invalid): New pure virtual function.
13631 (Relobj::gc_process_relocs): New function.
13632 (Relobj::do_gc_process_relocs): New pure virtual function.
13633 (Relobj::sd_): New data member.
13634 (Sized_relobj::is_output_section_offset_invalid): New function.
13635 (Sized_relobj::do_gc_process_relocs): New function.
13636 * options.h (General_options::gc_sections): Modify to not be a no-op.
13637 (General_options::print_gc_sections): New option.
13638 * plugin.cc (Plugin_finish::run): Remove function call to
13639 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
13640 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
13641 * reloc.cc (Read_relocs::run): Add task to process relocs and
13642 determine unreferenced sections when doing garbage collection.
13643 (Gc_process_relocs): New class.
13644 (Sized_relobj::do_gc_process_relocs): New function.
13645 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
13646 sections that are garbage collected.
13647 * reloc.h (Gc_process_relocs): New class.
13648 * sparc.cc (Target_sparc::gc_process_relocs): New function.
13649 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
13650 symbols whose corresponding sections are garbage collected.
13651 (Symbol_table::Symbol_table): Add new parameter for the garbage
13653 (Symbol_table::gc_mark_undef_symbols): New function.
13654 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13655 (Symbol_table::gc_mark_dyn_syms): New function.
13656 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
13658 (Symbol_table::add_from_object): Likewise.
13659 (Symbol_table::add_from_relobj): When building shared objects, do not
13660 treat externally visible symbols as garbage.
13661 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
13662 table information for static and relocatable links.
13663 * symtab.h (Symbol_table::set_gc): New function.
13664 (Symbol_table::gc): New function.
13665 (Symbol_table::gc_mark_undef_symbols): New function.
13666 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13667 (Symbol_table::gc_mark_dyn_syms): New function.
13668 (Symbol_table::gc_): New data member.
13669 * target.h (Sized_target::gc_process_relocs): New pure virtual
13671 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
13672 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
13674 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
13676 * options.h (General_options::gc_sections): Define as a no-op for now.
13677 (General_options::no_keep_memory): Ditto.
13678 (General_options::Bshareable): Define.
13679 * options.cc (General_options::finalize): Honor -Bshareable.
13681 2009-01-20 Andreas Schwab <schwab@suse.de>
13683 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
13684 read the value in the contents, since we don't use it. Use the
13685 template endianness when writing.
13686 (Relocate::relocate): Use it for R_PPC_REL16_HA.
13688 2009-01-19 Andreas Schwab <schwab@suse.de>
13690 * configure.tgt (powerpc64-*): Fix targ_obj.
13692 2009-01-15 Ian Lance Taylor <iant@google.com>
13694 * object.cc (Sized_relobj::write_local_symbols): Don't write out
13695 local symbols when stripping all symbols.
13697 2009-01-14 Cary Coutant <ccoutant@google.com>
13699 * output.cc (Output_reloc): Add explicit instantiations.
13701 2009-01-14 Cary Coutant <ccoutant@google.com>
13703 * archive.cc (Archive::get_elf_object_for_member): Remove call
13704 to File_read::claim_for_plugin.
13705 * descriptors.cc (Descriptors::open): Remove reference to
13707 (Descriptors::claim_for_plugin): Remove.
13708 * descriptors.h (Descriptors::claim_for_plugin): Remove.
13709 (Descriptors::is_claimed): Remove.
13710 (claim_descriptor_for_plugin): Remove.
13711 * fileread.cc (File_read::claim_for_plugin): Remove.
13712 * fileread.h (File_read::claim_for_plugin): Remove.
13713 (File_read::descriptor): Reopen descriptor if necessary.
13714 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
13715 (Plugin_manager::all_symbols_read): Add task parameter. Change
13717 (Plugin_manager::get_input_file): New function.
13718 (Plugin_manager::release_input_file): New function.
13719 (Pluginobj::Pluginobj): Add filesize parameter and initialize
13720 corresponding data member.
13721 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
13722 and pass to base constructor. Change all callers.
13723 (get_input_file, release_input_file): New functions.
13724 (make_sized_plugin_object): Add filesize parameter. Change all callers.
13725 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
13726 (Plugin_manager::all_symbols_read): Add task parameter.
13727 (Plugin_manager::get_input_file): New function.
13728 (Plugin_manager::release_input_file): New function.
13729 (Plugin_manager::task_): New data member.
13730 (Pluginobj::Pluginobj): Add filesize parameter.
13731 (Pluginobj::filename): New function.
13732 (Pluginobj::descriptor): New function.
13733 (Pluginobj::filesize): New function.
13734 (Pluginobj::filesize_): New data member.
13735 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
13736 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
13737 File_read::claim_for_plugin; use Object::unlock to unlock the file.
13739 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
13740 with archive libraries.
13741 * testsuite/Makefile.in: Regenerate.
13742 * testsuite/plugin_test.c (struct sym_info): New type.
13743 (get_input_file, release_input_file): New static variables.
13744 (onload): Capture new transfer vector entries.
13745 (claim_file_hook): Stop reading at end of file according to filesize.
13746 Factor out parsing of readelf output into separate function.
13747 (all_symbols_read_hook): Exercise get_input_file and release_input_file
13748 APIs and get the source file name from the symbol table. Convert
13749 source file name to corresponding object file name. Print info
13750 message when adding new input files.
13751 (parse_readelf_line): New function.
13752 * testsuite/plugin_test_1.sh: Add checks for new info messages.
13753 * testsuite/plugin_test_2.sh: Likewise.
13754 * testsuite/plugin_test_3.sh: Likewise.
13755 * testsuite/plugin_test_4.sh: New test case.
13757 2009-01-07 Ian Lance Taylor <iant@google.com>
13759 * version.cc (version_string): Bump to 1.8.
13761 2008-12-23 Cary Coutant <ccoutant@google.com>
13763 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
13764 * plugin.cc (Plugin_manager::finish): Rename as
13765 layout_deferred_objects. Move cleanup to separate function.
13766 (Plugin_manager::cleanup): New function.
13767 (Plugin_finish::run): Call layout_deferred_objects and cleanup
13769 * plugin.h (Plugin_manager::finish): Rename as
13770 layout_deferred_objects.
13771 (Plugin_manager::cleanup): New function.
13772 (Plugin_manager::cleanup_done): New field.
13774 2008-12-23 Cary Coutant <ccoutant@google.com>
13776 * plugin.cc (is_visible_from_outside): New function.
13777 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
13778 so we don't return "IR only" status for exported symbols or -r links.
13780 * testsuite/Makefile.am (plugin_test_3): New test case.
13781 * testsuite/Makefile.in: Regenerate.
13782 * testsuite/plugin_test_3.sh: New file.
13784 2008-12-22 Cary Coutant <ccoutant@google.com>
13786 * object.cc (Sized_relobj::layout_section): New function.
13787 (Sized_relobj::do_layout): Defer layout of input sections until after
13788 plugin has provided replacement files.
13789 (Sized_relobj::do_layout_deferred_sections): New function.
13790 * object.h (Relobj::set_section_offset): Remove virtual keyword.
13791 (Relobj::layout_deferred_sections): New function.
13792 (Relobj::do_layout_deferred_sections): New function.
13793 (Sized_relobj::do_layout_deferred_sections): New function.
13794 (Sized_relobj::layout_section): New function.
13795 (Sized_relobj::Deferred_layout): New structure.
13796 (Sized_relobj::deferred_layout_): New field.
13797 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
13798 Change all callers. Layout deferred sections.
13799 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
13801 (Plugin_hook::run): Move code from do_plugin_hook inline.
13802 (Plugin_hook::do_plugin_hook): Remove.
13803 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
13804 (Plugin_manager::finish): Renamed, was cleanup.
13805 (Plugin_manager::should_defer_layout): New function.
13806 (Plugin_manager::add_deferred_layout_object): New function.
13807 (Plugin_manager::Deferred_layout_list): New type.
13808 (Plugin_manager::deferred_layout_objects_): New field.
13809 (Plugin_hook::do_plugin_hook): Remove.
13811 2008-12-17 Ian Lance Taylor <iant@google.com>
13813 * options.h (class General_options): Add --no case for
13816 2008-12-16 Cary Coutant <ccoutant@google.com>
13818 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
13820 (Plugin_manager::claim_file): Create plugin object even if
13821 plugin did not call the add_symbols callback.
13822 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
13823 asking for more symbols than were added.
13824 * testsuite/Makefile.am (plugin_test_1): Add test case with
13826 (empty.syms): New target.
13827 * testsuite/Makefile.in: Regenerate.
13828 * testsuite/plugin_test.c (claim_file_hook): Add new debug
13829 message. Don't call add_symbols if no globals.
13830 (all_symbols_read_hook): Don't provide replacement for empty
13833 2008-12-12 Ian Lance Taylor <iant@google.com>
13835 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
13836 r_type == 0 for a local symbol with r_sym == 0.
13837 (scan_relocatable_relocs): Pass r_sym to
13838 local_non_section_strategy.
13839 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
13842 * configure.ac: Update test for TLS descriptors: they are
13843 supported as of glibc 2.9.
13844 * configure: Rebuild.
13846 2008-12-11 Ian Lance Taylor <iant@google.com>
13849 * target-reloc.h (Default_scan_relocatable_relocs): For each
13850 function, map r_type == 0 to RELOC_DISCARD.
13852 2008-12-10 Cary Coutant <ccoutant@google.com>
13854 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
13855 object to override a kept COMDAT group from a plugin object.
13857 2008-12-09 Ian Lance Taylor <iant@google.com>
13860 * yyscript.y (file_cmd): Handle INPUT.
13862 * testsuite/initpri1.c: Change all declarations to be full
13863 prototypes by adding void, to avoid compiler warnings.
13865 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
13867 * options.cc (General_options::parse_plugin_opt): New.
13868 (General_options::add_plugin): The argument now is just the filename.
13869 (General_options::add_plugin_option): New.
13870 * options.h (plugin_opt): New.
13871 (add_plugin): Change argument name.
13872 (add_plugin_option): New.
13873 * plugin.cc (Plugin::load): Don't parse the plugin option.
13874 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
13875 (Plugin::add_option): New.
13876 (Plugin::args_): Change type.
13877 (Plugin::filename_): New.
13878 (Plugin_manager::add_plugin_option): New.
13879 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
13880 * testsuite/Makefile.in: Regenerate.
13882 2008-12-05 Cary Coutant <ccoutant@google.com>
13884 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
13885 Handle --strip-lto-sections option.
13886 * options.h (strip_lto_sections): New option.
13888 2008-12-01 Cary Coutant <ccoutant@google.com>
13890 * plugin.cc (ld_plugin_message): Change format parameter to const.
13891 Fix mismatch between new[] and delete.
13893 2008-11-14 Cary Coutant <ccoutant@google.com>
13895 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
13898 2008-11-05 Craig Silverstein <csilvers@google.com>
13900 * options.cc (General_options::parse_dynamic_list): New function.
13901 * options.h (General_options): New flags dynamic_list,
13902 dynamic_list_data, dynamic_list_cpp_new, and
13903 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
13904 (General_options::in_dynamic_list): New function.
13905 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
13906 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
13907 (Lex::can_continue_name): Likewise.
13909 (read_script_file): New parameter script_options.
13910 (read_dynamic_list): New function.
13911 (Script_options::define_dynamic_list): New function.
13912 (dynamic_list_keyword_parsecodes): New variable.
13913 (dynamic_list_keywords): New variable.
13914 * script.h (Script_options::define_dynamic_list): New function
13916 (read_dynamic_list): New function prototype.
13917 * symtab.cc (strprefix): New macro.
13918 (Symbol::should_add_dynsym_entry): Support dynamic_list,
13919 dynamic_list_data, dynamic_list_cpp_new, and
13920 dynamic_list_cpp_typeinfo.
13921 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
13922 (dynamic_list_expr): New rule.
13923 (dynamic_list_nodes): Likewise.
13924 (dynamic_list_node): Likewise.
13925 * testsuite/Makefile.am (dynamic_list): New test.
13926 * testsuite/Makefile.in: Regenerated.
13927 * testsuite/dynamic_list.t: New file.
13928 * testsuite/dynamic_list.sh: New file.
13930 2008-11-05 Craig Silverstein <csilvers@google.com>
13932 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
13933 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
13934 (t11_last): Likewise.
13935 * testsuite/ver_test_6.c (main): Likewise.
13937 2008-10-07 Cary Coutant <ccoutant@google.com>
13939 * options.c (General_options::finalize): Add check for -static and
13941 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
13944 2008-10-02 Cary Coutant <ccoutant@google.com>
13946 * plugin.cc (make_sized_plugin_object): Fix conditional
13947 compilation to work when not all targets are enabled.
13949 2008-09-29 Cary Coutant <ccoutant@google.com>
13951 * archive.cc (Archive::get_file_and_offset): Use filename instead
13952 of name to get library path.
13953 (Archive::include_member): Unlock external member of a thin archive.
13955 * testsuite/Makefile.am (TEST_AR): New variable.
13956 (thin_archive_test_1): New test.
13957 (thin_archive_test_2): New test.
13958 * testsuite/Makefile.in: Regenerate.
13959 * testsuite/thin_archive_main.cc: New file.
13960 * testsuite/thin_archive_test_1.cc: New file.
13961 * testsuite/thin_archive_test_2.cc: New file.
13962 * testsuite/thin_archive_test_3.cc: New file.
13963 * testsuite/thin_archive_test_4.cc: New file.
13965 2008-09-29 Cary Coutant <ccoutant@google.com>
13967 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
13968 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
13970 (Sized_relobj::do_finalize_local_symbols): Likewise.
13971 (Sized_relobj::map_to_kept_section): Likewise.
13972 * object.h (Sized_relobj::invalid_address): New constant.
13973 (Sized_relobj::do_output_section_offset): Check for invalid_address
13975 * output.cc (Output_reloc::local_section_offset): Use constant
13976 invalid_address instead of -1U.
13977 (Output_reloc::get_address): Likewise.
13978 (Output_section::output_address): Change -1U to -1ULL.
13979 * output.h (Output_reloc::invalid_address): New constant.
13980 * reloc.cc (Sized_relobj::write_sections): Use constant
13981 invalid_address instead of -1U.
13982 (Sized_relobj::relocate_sections): Likewise.
13983 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
13984 values for merge sections.
13985 * target-reloc.h (relocate_for_relocatable): Use constant
13986 invalid_address instead of -1U.
13988 2008-09-19 Cary Coutant <ccoutant@google.com>
13990 Add plugin functionality for link-time optimization (LTO).
13991 * configure.ac (plugins): Add --enable-plugins option.
13992 * configure: Regenerate.
13993 * config.in: Regenerate.
13994 * Makefile.am (LIBDL): New variable.
13995 (CCFILES): Add plugin.cc.
13996 (HFILES): Add plugin.h.
13997 (ldadd_var): Add LIBDL.
13998 * Makefile.in: Regenerate.
14000 * archive.cc: Include "plugin.h".
14001 (Archive::setup): Don't preread archive symbols when using a plugin.
14002 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
14003 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
14005 (Archive::include_member): Add symbols from plugin objects.
14006 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
14007 * descriptors.cc (Descriptors::open): Check for file descriptors
14008 abandoned by plugins.
14009 (Descriptors::claim_for_plugin): New function.
14010 * descriptors.h (Descriptors::claim_for_plugin): New function.
14011 (Open_descriptor::is_claimed): New field.
14012 (claim_descriptor_for_plugin): New function.
14013 * fileread.cc (File_read::claim_for_plugin): New function.
14014 * fileread.h (File_read::claim_for_plugin): New function.
14015 (File_read::descriptor): New function.
14016 * gold.cc: Include "plugin.h".
14017 (queue_initial_tasks): Add task to call plugin hooks for generating
14019 * main.cc: Include "plugin.h".
14020 (main): Load plugin libraries.
14021 * object.h (Pluginobj): Declare.
14022 (Object::pluginobj): New function.
14023 (Object::do_pluginobj): New function.
14024 (Object::set_target): New function.
14025 * options.cc: Include "plugin.h".
14026 (General_options::parse_plugin): New function.
14027 (General_options::General_options): Initialize plugins_ field.
14028 (General_options::add_plugin): New function.
14029 * options.h (Plugin_manager): Declare.
14030 (General_options): Add --plugin option.
14031 (General_options::has_plugins): New function.
14032 (General_options::plugins): New function.
14033 (General_options::add_plugin): New function.
14034 (General_options::plugins_): New field.
14035 * plugin.cc: New file.
14036 * plugin.h: New file.
14037 * readsyms.cc: Include "plugin.h".
14038 (Read_symbols::do_read_symbols): Check for archive before checking
14039 for ELF file. Call plugin hooks to claim files.
14040 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
14041 from a real object file; force override when processing replacement
14043 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
14044 (Symbol::init_base_object): Likewise.
14045 (Symbol::init_base_output_data): Likewise.
14046 (Symbol::init_base_output_segment): Likewise.
14047 (Symbol::init_base_constant): Likewise.
14048 (Symbol::init_base_undefined): Likewise.
14049 (Symbol::output_section): Assert that object is not a plugin.
14050 (Symbol_table::add_from_pluginobj): New function.
14051 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
14053 (Symbol_table::sized_write_globals): Likewise.
14054 (Symbol_table::add_from_pluginobj): Instantiate template.
14055 * symtab.h (Sized_pluginobj): Declare.
14056 (Symbol::in_real_elf): New function.
14057 (Symbol::set_in_real_elf): New function.
14058 (Symbol::in_real_elf_): New field.
14059 (Symbol_table::add_from_pluginobj): New function.
14061 * testsuite/Makefile.am (AM_CFLAGS): New variable.
14062 (LIBDL): New variable.
14063 (LDADD): Add LIBDL.
14064 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
14065 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
14066 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
14067 (MOSTLYCLEANFILES): Likewise.
14068 * testsuite/Makefile.in: Regenerate.
14069 * testsuite/plugin_test.c: New file.
14070 * testsuite/plugin_test_1.sh: New file.
14071 * testsuite/plugin_test_2.sh: New file.
14073 2008-09-16 Ian Lance Taylor <iant@google.com>
14075 * target-reloc.h (relocate_section): Check whether a symbol is
14076 defined by the ABI before reporting an undefined symbol error.
14077 * target.h (Target::is_defined_by_abi): Make parameter const.
14078 (Target::do_is_defined_by_abi): Likewise.
14079 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
14080 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
14081 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
14082 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
14083 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
14084 * testsuite/Makefile.in: Rebuild.
14086 * fileread.cc (make_view): Add casts to avoid warning.
14088 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
14090 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
14091 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
14093 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
14095 * options.h (General_options::output_is_executable): New.
14096 (General_options::output_is_pie): New.
14097 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
14098 for shared libraries.
14099 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
14101 2008-09-11 Chris Demetriou <cgd@google.com>
14103 * options.h (origin): New -z option.
14104 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
14105 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
14108 2008-09-05 Cary Coutant <ccoutant@google.com>
14110 * fileread.cc (File_read::make_view): Add check for attempt to map
14111 beyond end of file.
14113 2008-09-05 Cary Coutant <ccoutant@google.com>
14115 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
14116 explicit instantiations.
14118 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
14121 * options.cc (General_options::finalize): Allow undefined symbols
14122 in shlibs if linking -shared.
14125 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
14126 symbols as not needing a dynsym entry.
14128 2008-08-20 Craig Silverstein <csilvers@google.com>
14130 * fileread.cc (File_read::open): Do not lock the file unless it
14131 was successfully opened.
14133 2008-08-14 Cary Coutant <ccoutant@google.com>
14135 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
14136 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
14137 * testsuite/tls_test.cc (struct int128): 128-bit struct
14138 for testing TLS relocs with non-zero addend.
14139 (v12): New TLS variable.
14141 (t_last): Add check for v12.
14142 * testsuite/tls_test.h (t12): New function.
14143 * testsuite/tls_test_main.cc (thread_routine): Call new test.
14145 2008-08-13 Ian Lance Taylor <iant@google.com>
14147 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
14148 set tls_segment_ or relro_segment_.
14149 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
14151 * output.h (Output_section::clear_is_relro): New function.
14152 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
14153 sections specially even when output_data_ is empty.
14154 (Output_segment::maximum_alignment): When first section is relro,
14155 only force alignment for PT_LOAD segments.
14156 * script.cc (script_data_segment_align): New function.
14157 (script_data_segment_relro_end): New function.
14158 * script-c.h (script_data_segment_align): Declare.
14159 (script_data_segment_relro_end): Declare.
14160 * script-sections.h (class Script_sections): Declare
14161 data_segment_align and data_segment_relro_end. Add fields
14162 segment_align_index_ and saw_relro_end_.
14163 * script-sections.cc (class Sections_element): Add set_is_relro
14164 virtual function. Add new bool* parameter to place_orphan_here.
14165 Add get_output_section virtual function.
14166 (class Output_section_definition): Add set_is_relro. Add new
14167 bool* parameter to place_orphan_here. Add get_output_section.
14168 Add is_relro_ field.
14169 (Output_section_definition::Output_section_definition): Initialize
14170 evaluated_address_, evaluated_load_address, evaluated_addralign_,
14171 and is_relro_ fields.
14172 (Output_section_definition::place_orphan_here): Add is_relro
14174 (Output_section_definition::set_section_addresses): Set relro for
14176 (Output_section_definition::alternate_constraint): Likewise.
14177 (class Orphan_output_section): Add new bool* parameter to
14178 place_orphan_here. Add get_output_section.
14179 (Orphan_output_section::place_orphan_here): Add is_relro
14181 (Script_sections::Script_sections): Initialize
14182 data_segment_align_index_ and saw_relro_end_.
14183 (Script_sections::data_segment_align): New function.
14184 (Script_sections::data_segment_relro_end): New function.
14185 (Script_sections::place_orphan): Set or clear is_relro.
14186 (Script_sections::set_section_addresses): Force alignment of first
14188 * yyscript.y (exp): Call script_data_segment_align and
14189 script_data_segment_relro_end.
14190 * testsuite/relro_script_test.t: New file.
14191 * testsuite/relro_test.cc (using_script): Declare.
14192 (t1, t2): Test using_script.
14193 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
14194 (relro_script_test_SOURCES): Define.
14195 (relro_script_test_DEPENDENCIES): Define.
14196 (relro_script_test_LDFLAGS): Define.
14197 (relro_script_test_LDADD): Define.
14198 (relro_script_test.so): New target.
14199 * testsuite/Makefile.in: Rebuild.
14201 2008-08-06 Cary Coutant <ccoutant@google.com>
14203 * archive.cc (Archive::total_archives, Archive::total_members)
14204 (Archive::total_members_loaded): New variables.
14205 (Archive::setup): Add parameter. Add option to preread
14207 (Archive::read_armap): Add counter.
14208 (Archive::get_file_and_offset): New function.
14209 (Archive::get_elf_object_for_member): New function.
14210 (Archive::read_all_symbols): New function.
14211 (Archive::read_symbols): New function.
14212 (Archive::add_symbols): Add counters.
14213 (Archive::include_all_members): Use armap to find members if it's
14215 (Archive::include_member): Skip reading symbols if already read.
14216 Factored code into Archive::get_file_and_offset and
14217 Archive::get_elf_object_for_member. Changed call to
14218 Mapfile::report_include_archive_member.
14219 (Archive::print_stats): New function.
14220 * archive.h: Declare Object and Read_symbols_data classes.
14221 (Archive::Archive): Add initializers for new members.
14222 (Archive::setup): Add parameter.
14223 (Archive::print_stats): New function.
14224 (Archive::total_archives, Archive::total_members)
14225 (Archive::total_members_loaded): New variables.
14226 (Archive::get_file_and_offset): New function.
14227 (Archive::get_elf_object_for_member): New function.
14228 (Archive::read_all_symbols): New function.
14229 (Archive::read_symbols): New function.
14230 (Archive::Archive_member): New class.
14231 (Archive::members_): New member.
14232 (Archive::num_members_): New member.
14233 * main.cc: Include archive.h.
14234 (main): Call Archive::print_stats.
14235 * mapfile.cc (Mapfile::report_include_archive_member): Delete
14236 archive parameter; member_name is now the fully-decorated name.
14237 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
14238 * options.h: (General_options): Add --preread-archive-symbols option.
14239 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
14242 2008-08-04 Ian Lance Taylor <iant@google.com>
14244 * symtab.h (Symbol::use_plt_offset): New function.
14245 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
14246 * powerpc.cc (Relocate::relocate): Likewise.
14247 * sparc.cc (Relocate::relocate): Likewise.
14248 * x86_64.cc (Relocate::relocate): Likewise.
14249 * testsuite/weak_plt.sh: New test.
14250 * testsuite/weak_plt_main.cc: New test.
14251 * testsuite/weak_plt_shared.cc: New test.
14252 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
14253 (check_PROGRAMS): Add weak_plt.
14254 (check_DATA): Add weak_plt_shared.so.
14255 (weak_plt_main_pic.o, weak_plt): New targets.
14256 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
14257 * testsuite/Makefile.in: Rebuild.
14259 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
14261 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
14262 * testsuite/Makefile.in: Rebuild.
14264 2008-08-04 Alan Modra <amodra@bigpond.net.au>
14266 * Makefile.am (POTFILES.in): Set LC_ALL=C.
14267 * Makefile.in: Regenerate.
14268 * po/POTFILES.in: Regenerate.
14270 2008-07-29 Ian Lance Taylor <iant@google.com>
14272 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
14273 symbols before other symbols.
14274 * testsuite/script_test_2.cc (test_addr): Declare.
14275 (test_addr_alias): Declare.
14276 (main): Check that test_addr and test_addr_alias have the right
14278 * testsuite/script_test_2.t: Define test_addr_alias and
14281 2008-07-24 Ian Lance Taylor <iant@google.com>
14284 * descriptors.cc: New file.
14285 * descriptors.h: New file.
14286 * gold-threads.h (class Hold_optional_lock): New class.
14287 * fileread.cc: Include "descriptors.h".
14288 (File_read::~File_read): Release descriptor rather than closing
14290 (File_read::open) [file]: Call open_descriptor rather than open.
14291 Set is_descriptor_opened_.
14292 (File_read::open) [memory]: Assert that descriptor is not open.
14293 (File_read::reopen_descriptor): New function.
14294 (File_read::release): Release descriptor.
14295 (File_read::do_read): Make non-const. Reopen descriptor.
14296 (File_read::read): Make non-const.
14297 (File_read::make_view): Reopen descriptor.
14298 (File_read::do_readv): Likewise.
14299 * fileread.h (class File_read): Add is_descriptor_opened_ field.
14300 Update declarations.
14301 * layout.cc: Include "descriptors.h".
14302 (Layout::create_build_id): Use open_descriptor rather than open.
14303 * output.cc: Include "descriptors.h".
14304 (Output_file::open): Use open_descriptor rather than open.
14305 * archive.cc (Archive::const_iterator): Change Archive to be
14307 (Archive::begin, Archive::end): Make non-const.
14308 (Archive::count_members): Likewise.
14309 * archive.h (class Archive): Update declarations.
14310 * object.h (Object::read): Make non-const.
14311 * Makefile.am (CCFILES): Add descriptors.cc.
14312 (HFILES): Add descriptors.h.
14313 * Makefile.in: Rebuild.
14316 * gold.h: Always include <clocale>. Add Solaris workarounds
14317 following code in binutils/sysdep.h.
14320 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
14321 this->eh_frame_hdr_ is NULL before using it.
14323 * dynobj.cc (Versions::Versions): Update comment.
14325 * dynobj.cc (Versions::Versions): If there is an soname, use it as
14326 the base version name.
14328 * stringpool.cc (Stringpool_template::add_with_length): Set key to
14329 array size plus one.
14330 (Stringpool_template::set_string_offsets): Subtract one from key
14331 before using it as an array index.
14332 (Stringpool_template::get_offset_with_length): Likewise.
14333 (Stringpool_template::write_to_buffer): Likewise.
14334 * stringpool.h (Stringpool_template::get_offset_from_key):
14337 2008-07-23 Ian Lance Taylor <iant@google.com>
14340 * object.h (Merged_symbol_value::value): Do our best to handle a
14344 * script.cc (Version_script_info::get_versions): Don't add empty
14345 version tag to return value.
14346 (Version_script_info::get_symbol_version_helper): Change return
14347 type to bool. Add pversion parameter. Change all callers.
14348 (script_register_vers_node): Don't require a non-NULL tag.
14349 * script.h (class Version_script_info): Update declarations.
14350 (Version_script_info::get_symbol_version): Change return type to
14351 bool. Add version parameter. Change all callers.
14352 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
14353 handling. Handle an empty version from a version script.
14354 (Symbol_table::define_special_symbol): Likewise.
14355 * testsuite/ver_test_10.script: New file.
14356 * testsuite/ver_test_10.sh: New file.
14357 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
14358 (check_DATA): Add ver_test_10.syms.
14359 (ver_test_10.syms, ver_test_10.so): New target.
14360 * testsuite/Makefile.in: Rebuild.
14362 2008-07-23 Simon Baldwin <simonb@google.com>
14364 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
14365 to zero for undefined symbols from dynamic libraries.
14367 2008-07-23 Ian Lance Taylor <iant@google.com>
14369 * symtab.cc (Symbol_table::resolve): Remove version parameter.
14370 Change all callers.
14371 * symtab.h (class Symbol_table): Update declaration.
14372 * testsuite/ver_test_9.cc: New file.
14373 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
14374 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
14375 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
14376 (ver_test_9.so, ver_test_9.o): New targets.
14377 * testsuite/Makefile.in: Rebuild.
14379 2008-07-22 Ian Lance Taylor <iant@google.com>
14381 * options.h (class General_options): Define --check-sections.
14382 * layout.cc (Layout::set_segment_offsets): Handle
14385 * options.h (class General_options): Define -n/--nmagic and
14387 * options.cc (General_options::finalize): For -n/--nmagic or
14388 -N/--omagic, set -static.
14389 * layout.cc (Layout::attach_allocated_section_to_segment): If
14390 -N/--omagic, don't put read-only and read-write sections in
14391 different segments.
14392 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
14393 finding a read-only segment.
14394 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
14395 don't set the minimum segment alignment to the common page size,
14396 and don't set the file offset to the address modulo the page size.
14397 * script-sections.cc (Script_sections::create_segments): If
14398 -n/--omagic, don't put read-only and read-write sections in
14399 different segments.
14401 * cref.cc: New file.
14402 * cref.h: New file.
14403 * options.h (class General_options): Add --print-symbol-counts.
14404 * main.cc (main): Issue defined symbol report if requested.
14405 * archive.cc (Archive::interpret_header): Make into a const member
14407 (Archive::add_symbols): Call Input_objects::archive_start and
14409 (Archive::const_iterator): Define new class.
14410 (Archive::begin, Archive::end): New functions.
14411 (Archive::include_all_members): Rewrite to use iterator.
14412 (Archive::count_members): New function.
14413 * archive.h (class Archive): Update declarations.
14414 (Archive::filename): New function.
14415 * object.cc: Include "cref.h".
14416 (Sized_relobj::Sized_relobj): Initialize defined_count_.
14417 (Sized_relobj::do_get_global_symbol_counts): New function.
14418 (Input_objects::add_object): Add object to cross-referencer.
14419 (Input_objects::archive_start): New function.
14420 (Input_objects::archive_stop): New function.
14421 (Input_objects::print_symbol_counts): New function.
14422 * object.h: Declare Cref and Archive.
14423 (Object::get_global_symbol_counts): New function.
14424 (Object::do_get_global_symbol_counts): New pure virtual function.
14425 (class Sized_relobj): Add defined_count_ field. Update
14427 (class Input_objects): Add cref_ field. Update constructor.
14428 Update declarations.
14429 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
14431 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
14433 (Sized_dynobj::do_get_global_symbol_counts): New function.
14434 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
14435 defined_count_. Update declarations. Define Symbols typedef.
14436 * symtab.cc (Symbol_table::add_from_relobj): Add defined
14437 parameter. Change all callers.
14438 (Symbol_table::add_from_dynobj): Add sympointers and defined
14439 parameters. Change all callers.
14440 * symtab.h (class Symbol_table): Update declarations.
14441 * Makefile.am (CCFILES): Add cref.cc.
14442 (HFILES): Add cref.h.
14443 * Makefile.in: Rebuild.
14445 2008-07-22 Simon Baldwin <simonb@google.com>
14447 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
14448 to zero when writing undefined symbols.
14450 2008-07-22 Ian Lance Taylor <iant@google.com>
14452 * output.cc (Output_section::add_input_section): Don't try to
14453 merge empty merge sections.
14455 2008-07-21 Craig Silverstein <csilvers@google.com>
14457 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
14458 Include symbol version in error message.
14460 2008-07-20 Chris Demetriou <cgd@google.com>
14462 * configure.ac (gold_cv_c_random_seed): New configured variable.
14463 (RANDOM_SEED_CFLAGS): New substituted variable.
14464 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
14465 * configure: Rebuild.
14466 * Makefile.in: Likewise.
14467 * testsuite/Makefile.in: Likewise.
14469 2008-07-18 Ian Lance Taylor <iant@google.com>
14471 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
14472 where we see NAME/NULL and NAME/VERSION as separate symbols.
14473 * testsuite/ver_test_main.cc (main): Call t4.
14474 (t4, t4_2a): Define.
14475 * testsuite/ver_test_2.cc (t4_2): Define.
14476 * testsuite/ver_test_2.script: Put t4_2a in VER2.
14477 * testsuite/ver_test_4.cc (t4_2a): Define.
14478 * testsuite/ver_test_4.script: Put t4_2a in VER2.
14479 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
14481 2008-07-17 Ian Lance Taylor <iant@google.com>
14483 * dynobj.cc (Versions::add_def): If we give an error about a
14484 missing version, go ahead and create the version anyhow.
14486 2008-07-10 Ian Lance Taylor <iant@google.com>
14488 Handle output sections with more than 0x7fffffff bytes.
14489 * object.h (class Relobj): Change map_to_output_ to
14490 output_sections_, and just keep a section pointer. Change all
14491 uses. Move comdat group support to Sized_relobj.
14492 (Relobj::is_section_specially_mapped): Remove.
14493 (Relobj::output_section): Remove poff parameter. Change all
14495 (Relobj::output_section_offset): New function.
14496 (Relobj::set_section_offset): Rewrite.
14497 (Relobj::map_to_output): Remove.
14498 (Relobj::output_sections): New function.
14499 (Relobj::do_output_section_offset): New pure virtual function.
14500 (Relobj::do_set_section_offset): Likewise.
14501 (class Sized_relobj): Add section_offsets_ field. Add comdat
14502 group support from Relobj. Update declarations.
14503 (Sized_relobj::get_output_section_offset): New function.
14504 (Sized_relobj::do_output_section_offset): New function.
14505 (Sized_relobj::do_set_section_offset): New function.
14506 * object.cc (Relobj::output_section_address): Remove.
14507 (Sized_relobj::Sized_relobj): Initialize new fields.
14508 (Sized_relobj::include_section_group): Cast find_kept_object to
14510 (Sized_relobj::include_linkonce_section): Likewise.
14511 (Sized_relobj::do_layout): Use separate arrays for output section
14513 (Sized_relobj::do_count_local_symbols): Change map_to_output to
14515 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
14516 output_sections and section_offsets.
14517 (Sized_relobj::write_local_symbols): Likewise.
14518 (map_to_kept_section): Compute output address directly.
14519 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
14520 output_sections and section_offsets.
14521 (Sized_relobj::write_sections): Likewise.
14522 (Sized_relobj::relocate_sections): Likewise.
14523 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
14524 * output.h (class Output_reloc): Update declarations. Change
14525 u2_.relobj to Sized_relobj*.
14526 (class Output_data_reloc): Change add functions to use
14528 * output.cc (Output_reloc::Output_reloc): Change relobj to
14530 (Output_reloc::local_section_offset): Change return type to
14531 Elf_Addr. Use get_output_section_offset.
14532 (Output_reloc::get_address): Likewise.
14533 (Output_section::is_input_address_mapped): Don't call
14534 is_section_specially_mapped.
14535 (Output_section::output_offset): Likewise.
14536 (Output_section::output_address): Likewise.
14537 (Output_section::starting_output_address): Likewise.
14538 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
14539 parameter to Sized_relobj*.
14540 (Copy_relocs::need_copy_reloc): Likewise.
14541 (Copy_relocs::save): Likewise.
14542 * copy-relocs.h (class Copy_relocs): Update declarations.
14543 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
14544 Sized_relobj*. Change relobj_ field to Sized_relobj*.
14545 * target-reloc.h (relocate_for_relocatable): Change
14546 offset_in_output_section type to Elf_Addr. Change code that uses
14548 * layout.cc (Layout::layout): Always set *off.
14549 * mapfile.cc (Mapfile::print_input_section): Use
14550 output_section_offset.
14551 * i386.cc (Target_i386::copy_reloc): Change object parameter to
14553 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
14554 * sparc.cc (Target_sparc::copy_reloc): Likewise.
14555 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
14557 2008-07-03 Ian Lance Taylor <iant@google.com>
14559 * layout.cc (Layout::include_section): Do not discard unrecognized
14560 SHT_STRTAB sections.
14562 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
14564 * script.cc (Lex::can_continue_name): Make '?' allowable in
14565 version-script names.
14566 * testsuite/version_script.map: Change glob pattern to use '?'
14568 2008-06-30 Manish Singh <yosh@gimp.org>
14571 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
14574 2008-06-30 Ian Lance Taylor <iant@google.com>
14578 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
14579 versions]: Don't try to read the value in the contents, since we
14580 don't use it. Use the template endianness when writing.
14582 2008-06-25 Cary Coutant <ccoutant@google.com>
14584 * fileread.cc (File_read::make_view): Assert on zero-length view.
14585 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
14586 symbol table when there are no symbols to read.
14588 2008-06-23 Craig Silverstein <csilvers@google.com>
14590 * version.cc (version_string): Bump to 1.7
14592 2008-06-18 Craig Silverstein <csilvers@google.com>
14594 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
14595 constant 0xFFFF to type Valtype.
14596 (Powerpc_relocate_functions::rel16_ha): Likewise.
14598 2008-06-17 Ian Lance Taylor <iant@google.com>
14600 * output.h (Output_section::Input_section): Initialize p2align_ to
14601 zero for Output_section_data constructors.
14602 (Output_section::Input_section::addralign): If not an input
14603 section, return the alignment of the Output_section_data.
14604 * testsuite/copy_test.cc: New file.
14605 * testsuite/copy_test_1.cc: New file.
14606 * testsuite/copy_test_2.cc: New file.
14607 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
14608 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
14609 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
14610 (copy_test_1_pic.o, copy_test_1.so): New targets.
14611 (copy_test_2_pic.o, copy_test_2.so): New targets.
14612 * testsuite/Makefile.in: Rebuild.
14614 * script-sections.cc (Script_sections::place_orphan): Initialize
14615 local variable exact.
14617 2008-06-13 David Edelsohn <edelsohn@gnu.org>
14619 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
14621 2008-06-12 David Edelsohn <edelsohn@gnu.org>
14622 David S. Miller <davem@davemloft.net>
14624 * powerpc.cc: New file.
14625 * Makefile.am (TARGETSOURCES): Add powerpc.cc
14626 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
14627 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
14628 * Makefile.in: Rebuild.
14630 2008-06-09 Ian Lance Taylor <iant@google.com>
14632 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
14634 (throwing, orig_terminate): New static variables.
14635 (terminate_handler): New static function.
14636 (t2): Set terminate handler.
14638 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
14641 * binary.cc (Binary_to_elf::sized_convert): Fix .data
14644 2008-05-30 Cary Coutant <ccoutant@google.com>
14646 * archive.cc (Archive::include_all_members) Correct to step
14647 over symbol table and extended name table in thin archives.
14649 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
14652 * target-reloc.h (relocate_for_relocatable): Fix new_offset
14655 2008-05-28 Caleb Howe <cshowe@google.com>
14657 * reduced_debug_output.cc: New file.
14658 * reduced_debug_output.h: New file.
14659 * options.h (class General_options): Add --strip-debug-non-line.
14660 * options.cc (General_options::finalize): Add strip_debug_non_line
14661 to the strip heirarchy.
14662 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
14664 * layout.cc: Include "reduced_debug_output.h".
14665 (Layout::Layout): Initialize new fields.
14666 (line_only_debug_sections): New static array.
14667 (is_lines_only_debug_sections): New static inline function.
14668 (Layout::include_section): Handle --strip-debug-non-line.
14669 (Layout::make_output_section): If --strip-debug-non-line, build
14670 new output sections for .debug_abbrev and .debug_info.
14671 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
14672 gold. Warn about possible overflow.
14673 (read_signed_LEB_128): Likewise.
14674 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
14675 (read_signed_LEB_128): Declare.
14676 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
14677 (HFILES): Add reduced_debug_output.h.
14678 * Makefile.in: Rebuild.
14680 2008-05-21 Ian Lance Taylor <iant@google.com>
14682 * mapfile.cc: New file.
14683 * mapfile.h: New file.
14684 * options.h (class General_options): Add -M/--print-map and -Map.
14685 * options.cc (General_options::finalize): Make -M equivalent to
14687 * main.cc: Include <cstdio> and "mapfile.h".
14688 (main): Open mapfile if requested.
14689 * gold.cc (class Middle_runner): Add mapfile_ field. Update
14690 constructor. Change caller.
14691 (queue_initial_tasks): Add mapfile parameter. Change caller.
14692 (queue_middle_tasks): Likewise.
14693 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
14695 * archive.cc: Include "mapfile.h".
14696 (Archive::add_symbols): Add mapfile parameter. Change all
14697 callers. Pass mapfile, symbol, and reason to include_member.
14698 (Archive::include_all_members): Add mapfile parameter. Change all
14700 (Archive::include_member): Add mapfile, sym, and why parameters.
14701 Change all callers. Report inclusion to map file.
14702 * archive.h: Include "fileread.h".
14703 (class Archive): Update declarations.
14704 (Archive::file): New const method.
14705 (class Add_archive_symbols): Add mapfile_ field. Update
14706 constructor. Change all callers.
14707 * readsyms.h (class Read_symbols): Likewise.
14708 (class Finish_group): Likewise.
14709 (class Read_script): Likewise.
14710 * common.cc: Include "mapfile.h".
14711 (Symbol_table::allocate_commons): Add mapfile parameter. Change
14713 (Symbol_table::do_allocate_commons): Likewise.
14714 (Symbol_table::do_allocate_commons_list): Likewise. Report common
14715 symbol allocation to mapfile.
14716 * common.h (class Allocate_commons_task): Add mapfile_ field.
14717 Update constructor. Change all callers.
14718 * symtab.h (class Symbol_table): Update declarations.
14719 * layout.cc: Include "mapfile.h".
14720 (Layout_task_runner::run): Print information to mapfile.
14721 (Layout::create_gold_note): Change Output_data_fixed_space to
14722 Output_data_zero_fill.
14723 (Layout::create_build_id): Likewise.
14724 (Layout::print_to_mapfile): New function.
14725 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
14726 constructor. Change caller.
14727 (class Layout): Declare print_to_mapfile.
14728 * output.cc (Output_section::Input_section::print_to_mapfile): New
14730 (Output_section::add_input_section): If producing a map, always
14731 add to input_sections_ list.
14732 (Output_section::do_print_to_mapfile): New function.
14733 (Output_segment::print_sections_to_mapfile): New function.
14734 (Output_segment::print_section_list_to_mapfile): New function.
14735 * output.h: Include "mapfile.h".
14736 (Output_data::print_to_mapfile): New function.
14737 (Output_data::do_print_to_mapfile): New virtual function.
14738 (Output_segment_headers::do_print_to_mapfile): New function.
14739 (Output_file_header::do_print_to_mapfile): New function.
14740 (Output_data_const::do_print_to_mapfile): New function.
14741 (class Output_data_const_buffer): Add map_name_ field. Update
14742 constructor. Change all callers. Add do_print_to_mapfile
14744 (class Output_data_fixed_space): Likewise.
14745 (class Output_data_space): Likewise.
14746 (class Output_data_zero_fill): New class.
14747 (Output_data_strtab::do_print_to_mapfile): New function.
14748 (Output_data_reloc_base::do_print_to_mapfile): New function.
14749 (Output_relocatable_relocs::do_print_to_mapfile): New function.
14750 (Output_data_group::do_print_to_mapfile): New function.
14751 (Output_data_got::do_print_to_mapfile): New function.
14752 (Output_data_dynamic::do_print_to_mapfile): New function.
14753 (Output_symtab_xindex::do_print_to_mapfile): New function.
14754 (class Output_section): Declare do_print_to_mapflie. Declare
14755 print_to_mapfile in Input_section.
14756 (class Output_segment): Declare new functions.
14757 * object.h (Sized_relobj::symbol_count): New function.
14758 * script-sections.cc
14759 (Output_section_element_dot_assignment::set_section_addresses):
14760 Change Output_data_fixed_space to Output_data_zero_fill.
14761 (Output_data_expression::do_print_to_mapfile): New function.
14762 * script.cc (read_input_script): Add mapfile parameter. Change
14764 * script.h (read_input_script): Update declaration.
14765 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
14766 (Eh_frame::do_print_to_mapfile): New function.
14767 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
14768 (Output_merge_string::do_print_to_mapfile): New function.
14769 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
14771 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
14773 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
14775 * Makefile.am (CCFILES): Add mapfile.cc.
14776 (HFILES): Add mapfile.h.
14777 * Makefile.in: Rebuild.
14779 2008-05-19 Ian Lance Taylor <iant@google.com>
14781 * options.h (class General_options): Add -z relro.
14782 * layout.cc (Layout::Layout): Initialize relro_segment_.
14783 (Layout::add_output_section_data): Return the output section.
14784 (Layout::make_output_section): Rcognize relro sections and mark
14785 them appropriately.
14786 (Layout::attach_allocated_section_to_segment): Put relro sections
14787 in a PT_GNU_RELRO segment.
14788 (Layout::create_initial_dynamic_sections): Mark the .dynamic
14790 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
14792 (Layout::linkonce_mapping): Map d.rel.ro.local to
14793 .data.rel.ro.local.
14794 (Layout::output_section_name): Us .data.rel.ro.local for any
14795 section which begins with that.
14796 * layout.h (class Layout): Update add_output_section_data
14797 declaration. Add relro_segment_ field.
14798 * output.cc (Output_section::Output_section): Initialize is_relro_
14799 and is_relro_local_ fields.
14800 (Output_segment::add_output_section): Group relro sections.
14801 (Output_segment::is_first_section_relro): New function.
14802 (Output_segment::maximum_alignment): If there is a relro section,
14803 align the segment to the common page size.
14804 (Output_segment::set_section_addresses): Track whether we are
14805 looking at relro sections. If the last section is a relro
14806 section, align to the common page size.
14807 (Output_segment::set_section_list_addresses): Add in_relro
14808 parameter. Change all callers. Align to the page size when
14809 moving from relro to non-relro section.
14810 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
14812 * output.h (class Output_section): Add is_relro_ and
14813 is_relro_local_ fields.
14814 (Output_section::is_relro): New function.
14815 (Output_section::set_is_relro): New function.
14816 (Output_section::is_relro_local): New function.
14817 (Output_section::set_is_relro_local): New function.
14818 (class Output_segment): Update declarations.
14819 * i386.cc (Target_i386::got_section): Mark .got section as relro.
14820 * sparc.cc (Target_sparc::got_section): Likewise.
14821 * x86_64.cc (Target_x86_64::got_section): Likewise.
14822 * testsuite/relro_test_main.cc: New file.
14823 * testsuite/relro_test.cc: New file.
14824 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
14825 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
14826 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
14827 (relro_test.so, relro_test_pic.o): New targets.
14828 * testsuite/Makefile.in: Rebuild.
14830 2008-05-16 Ian Lance Taylor <iant@google.com>
14832 * output.cc (Output_segment::add_output_section): Remove front
14834 * output.h (class Output_segment): Remove
14835 add_initial_output_section and overloaded add_output_section.
14836 Update declaration of remaining add_output_section.
14837 * layout.cc (Layout::create_interp): Call add_output_section
14838 rather than add_initial_output_section.
14839 (Layout::finish_dynamic_section): Likewise.
14841 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
14842 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
14843 know the dynamic type.
14844 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
14845 field. Initialize it in constructor.
14846 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
14847 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
14848 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
14851 * output.cc (Output_reloc::get_address): Change return type to
14853 * output.h (class Output_reloc): Update get_address declaration.
14854 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
14855 for section addresses.
14857 2008-05-09 Ian Lance Taylor <iant@google.com>
14860 * gold.cc (gold_nomem): Use return value of write.
14862 2008-05-08 Ian Lance Taylor <iant@google.com>
14864 * symtab.c (Symbol::init_base_output_data): Add version
14865 parameter. Change all callers.
14866 (Symbol::init_base_output_segment): Likewise.
14867 (Symbol::init_base_constant): Likewise.
14868 (Symbol::init_base_undefined): Likewise.
14869 (Sized_symbol::init_output_data): Likewise.
14870 (Sized_symbol::init_output_segment): Likewise.
14871 (Sized_symbol::init_constant): Likewise.
14872 (Sized_symbol::init_undefined): Likewise.
14873 (Symbol_table::do_define_in_output_data): If the new symbol has a
14874 version, mark it as the default.
14875 (Symbol_table::do_define_in_output_segment): Likewise.
14876 (Symbol_table::do_define_as_constant): Likewise.
14877 * symtab.h (class Symbol): Update declarations.
14878 (class Sized_symbol): Likewise.
14879 * resolve.cc (Symbol::override_version): New function.
14880 (Symbol::override_base): Call override_version.
14881 (Symbol::override_base_with_special): Likewise.
14882 * testsuite/ver_script_8.script: New file.
14883 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
14884 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
14885 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
14886 (ver_test_8_1.so, ver_test_8_2.so): New targets.
14888 2008-05-06 Ian Lance Taylor <iant@google.com>
14891 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
14893 (class General_options): Remove existing --undefined, and add
14894 --no-undefined instead. Add new --undefined as synonym for -u.
14895 * archive.cc (Archive::add_symbols): Check whether symbol was
14897 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
14898 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
14899 all uses. Add IS_UNDEFINED. Update declarations to split
14900 different versions of init_base. Declare init_base_undefined.
14901 (Symbol::is_defined): Handle IS_UNDEFINED.
14902 (Symbol::is_undefined): Likewise.
14903 (Symbol::is_weak_undefined): Call is_undefined.
14904 (Symbol::is_absolute): Handle IS_CONSTANT.
14905 (class Sized_symbol): Update declarations to split different
14906 versions of init. Declare init_undefined.
14907 (class Symbol_table): Declare new functions.
14908 * symtab.cc (Symbol::init_base_object): Rename from init_base.
14909 Change all callers.
14910 (Symbol::init_base_output_data): Likewise.
14911 (Symbol::init_base_output_segment): Likewise.
14912 (Symbol::init_base_constant): Likewise.
14913 (Symbol::init_base_undefined): New function.
14914 (Sized_symbol::init_object): Rename from init. Change all
14916 (Sized_symbol::init_output_data): Likewise.
14917 (Sized_symbol::init_output_segment): Likewise.
14918 (Sized_symbol::init_constant): Likewise.
14919 (Sized_symbol::init_undefined): New function.
14920 (Symbol_table::add_undefined_symbols_from_command_line): New
14922 (Symbol_table::do_add_undefined_symbols_from_command_line): New
14924 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
14925 (Symbol::output_section): Likewise.
14926 (Symbol::set_output_section): Likewise.
14927 (Symbol_table::sized_finalize_symbol): Likewise.
14928 (Symbol_table::sized_write_globals): Likewise.
14929 * resolve.cc (Symbol_table::should_override): Likewise.
14930 (Symbol::override_base_with_special): Likewise.
14932 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
14933 symbol, change it to have default visibility.
14934 * testsuite/protected_1.cc: New file.
14935 * testsuite/protected_2.cc: New file.
14936 * testsuite/protected_3.cc: New file.
14937 * testsuite/protected_main_1.cc: New file.
14938 * testsuite/protected_main_2.cc: New file.
14939 * testsuite/protected_main_3.cc: New file.
14940 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
14941 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
14942 (protected_1_LDFLAGS, protected_1_LDADD): Define.
14943 (protected_1.so): New target.
14944 (protected_1_pic.o, protected_2_pic.o): New targets.
14945 (protected_3_pic.o): New target.
14946 (check_PROGRAMS): Add protected_2.
14947 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
14948 (protected_2_LDFLAGS, protected_2_LDADD): Define.
14949 * testsuite/Makefile.in: Rebuild.
14951 * options.h (DEFINE_var): Add set_user_set_##varname__.
14952 (DEFINE_bool_alias): New macro.
14953 (class General_options): Define -Bstatic using DEFINE_bool_alias
14954 rather than DEFINE_special. Add --undefined as an alias for -z
14956 * options.cc (General_options::parse_Bstatic): Remove.
14958 * options.h (class General_options): Add --fatal-warnings.
14959 * main.cc (main): Implement --fatal-warnings.
14960 * errors.h (Errors::warning_count): New function.
14962 * options.h (class General_options): Add -Bsymbolic-functions.
14963 * symtab.h (Symbol::is_preemptible): Check for
14964 -Bsymbolic-functions.
14966 2008-05-05 Ian Lance Taylor <iant@google.com>
14968 * options.h (DEFINE_bool): For DASH_Z, create the negative option
14969 as noVARNAME rather than no-VARNAME.
14970 (class General_options): Add option -z combreloc.
14971 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
14973 (Output_reloc::sort_before) [SHT_REL]: New function.
14974 (Output_reloc::sort_before) [SHT_RELA]: New function.
14975 (class Output_data_reloc_base): Add sort_relocs_ field. Define
14976 Sort_relocs_comparison.
14977 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
14978 parameter. Change all callers.
14979 (Output_data_reloc::Output_data_reloc) [both versions]: Add
14980 sort_relocs parameter. Change all callers.
14981 * output.cc (Output_reloc::get_address): New function, broken out
14983 (Output_reloc::write_rel): Call it.
14984 (Output_reloc::compare): New function.
14985 (Output_data_reloc_base::do_write): Optionally sort relocs.
14987 * configure.ac: If targ_extra_obj is set, link it in.
14988 * configure.tgt: Initialize all variables.
14989 (x86_64*): Set targ_extra_obj and targ_extra_size.
14990 * configure: Rebuild.
14992 * object.cc (Sized_relobj::include_section_group): Adjust section
14993 indexes read from group data. Build vector to pass to
14995 * layout.cc (Layout::layout_group): Add flags and shndxes
14996 parameters. Remove contents parameter. Change caller. Update
14997 explicit instantiations.
14998 * layout.h (class Layout): Update layout_group declaration.
14999 * output.cc (Output_data_group::Output_data_group): Add flags and
15000 input_shndxes parameters. Remove contents parameter. Change
15002 (Output_data_group::do_write): Change input_sections_ to
15004 * output.h (class Output_data_group): Update constructor
15005 declaration. Rename input_sections_ to input_shndxes_.
15006 * testsuite/many_sections_test.cc: Add template.
15008 2008-04-30 Cary Coutant <ccoutant@google.com>
15010 * target-reloc.h (relocate_section): Fix dead-pointer bug.
15012 * layout.cc (Layout::include_section): Refactored check for debug
15014 (Layout::add_comdat): Add new parameters. Change type
15015 of signature parameter. Add object and shndx to signatures table.
15016 (Layout::find_kept_object): New function.
15017 * layout.h: Include <cstring>.
15018 (Layout::is_debug_info_section): New function.
15019 (Layout::add_comdat): Add new parameters.
15020 (Layout::find_kept_object): New function.
15021 (Layout::Kept_section): New struct.
15022 (Layout::Signatures): Change type of map range.
15023 * object.cc (Relobj::output_section_address): New function.
15024 (Sized_relobj::include_section_group): Add new parameters. Change
15025 calls to Layout::add_comdat. Change to build table of kept comdat
15026 groups and table mapping discarded sections to kept sections.
15027 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
15028 (Sized_relobj::do_layout): Change calls to include_section_group and
15029 include_linkonce_section.
15030 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
15031 value to zero when section is discarded.
15032 (Sized_relobj::map_to_kept_section): New function.
15033 * object.h (Relobj::output_section_address): New function.
15034 (Relobj::Comdat_group): New type.
15035 (Relobj::find_comdat_group): New function.
15036 (Relobj::Comdat_group_table): New type.
15037 (Relobj::Kept_comdat_section): New type.
15038 (Relobj::Kept_comdat_section_table): New type.
15039 (Relobj::add_comdat_group): New function.
15040 (Relobj::set_kept_comdat_section): New function.
15041 (Relobj::get_kept_comdat_section): New function.
15042 (Relobj::comdat_groups_): New field.
15043 (Relobj::kept_comdat_sections_): New field.
15044 (Symbol_value::input_value): Update comment.
15045 (Sized_relobj::map_to_kept_section) New function.
15046 (Sized_relobj::include_linkonce_section): Add new parameter.
15047 * target-reloc.h (Comdat_behavior): New type.
15048 (get_comdat_behavior): New function.
15049 (relocate_section): Add code to map a discarded section to the
15050 corresponding kept section when applying a relocation.
15052 2008-04-30 Craig Silverstein <csilvers@google.com>
15054 * dwarf_reader.cc (next_generation_count): New static var.
15055 (Addr2line_cache_entry): New struct.
15056 (addr2line_cache): New static var.
15057 (Dwarf_line_info::one_addr2line): Added caching.
15058 (Dwarf_line_info::clear_addr2line_cache): New function.
15059 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
15060 cache-size parameter.
15061 (Dwarf_line_info::one_addr2line_cache): New function.
15062 * symtab.cc (Symbol_table::detect_odr_violations): Pass
15063 new cache-size argument to one_addr2line(), and clear cache.
15065 2008-04-28 Cary Coutant <ccoutant@google.com>
15067 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
15068 R_386_PC8 relocations.
15070 2008-04-23 Ian Lance Taylor <iant@google.com>
15072 * object.cc (Sized_relobj::include_section_group): Check for
15073 invalid section group.
15075 * object.cc (make_elf_object): Correct test for 64-bit ELF file
15078 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
15079 than read for file header.
15080 * archive.cc (Archive::include_member): Likewise.
15082 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15084 * aclocal.m4: Regenerate.
15085 * configure: Regenerate.
15087 2008-04-19 Ian Lance Taylor <iant@google.com>
15089 * version.cc (version_string): Bump to 1.6.
15091 * testsuite/Makefile.am (many_sections_r_test): New target.
15092 (many_sections_r_test_SOURCES): Remove.
15093 (many_sections_r_test_DEPENDENCIES): Remove.
15094 (many_sections_r_test_LDFLAGS): Remove.
15095 (many_sections_r_test_LDADD): Remove.
15097 * object.cc (Sized_relobj::do_add_symbols): Always pass
15098 local_symbol_count_ to add_from_relobj.
15100 * testsuite/Makefile.am (many_sections_check.h): Only check one in
15101 every thousand variables.
15102 * testsuite/Makefile.in: Rebuild.
15104 * object.cc (Xindex::initialize_symtab_xindex): New function.
15105 (Xindex::read_symtab_xindex): New function.
15106 (Xindex::sym_xindex_to_shndx): New function.
15107 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
15109 (Sized_relobj::do_initialize_xindex): New function.
15110 (Sized_relobj::do_read_symbols): Adjust section links.
15111 (Sized_relobj::symbol_section_and_value): Add is_ordinary
15112 parameter. Change all callers.
15113 (Sized_relobj::include_section_group): Adjust section links and
15114 symbol section indexes.
15115 (Sized_relobj::do_layout): Adjust section links.
15116 (Sized_relobj::do_count_local_symbols): Adjust section links and
15117 symbol section indexes.
15118 (Sized_relobj::do_finalize_local_symbols): Distinguish between
15119 ordinary and special symbols.
15120 (Sized_relobj::write_local_symbols): Add symtab_xindex and
15121 dynsym_xindex parameters. Change all callers. Adjust section
15122 links. Use SHN_XINDEX when needed.
15123 (Sized_relobj::get_symbol_location_info): Adjust section links.
15124 Don't get fooled by special symbols.
15125 * object.h (class Xindex): Define.
15126 (class Object): Add xindex_ parameter. Declare virtual functoin
15127 do_initialize_xindex.
15128 (Object::adjust_sym_shndx): New function.
15129 (Object::set_xindex): New protected function.
15130 (class Symbol_value): Add is_ordinary_shndx_ field.
15131 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
15132 (Symbol_value::value): Assert ordinary section.
15133 (Symbol_value::initialize_input_to_output_map): Likewise.
15134 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
15135 Change all callers.
15136 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
15138 (class Sized_relobj): Update declarations.
15139 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
15140 parameter. Change all callers.
15141 (Sized_relobj::adjust_shndx): New function.
15142 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
15144 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
15145 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
15146 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
15147 (Sized_dynobj::read_dynsym_section): Adjust section links.
15148 (Sized_dynobj::read_dynamic): Likewise.
15149 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
15151 (Sized_dynobj::do_initialize_xindex): New function.
15152 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
15153 do_initialize_xindex.
15154 (Sized_dynobj::adjust_shndx): New function.
15155 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
15156 dynsym_xindex_ fields.
15157 (Layout::finalize): Add a call to set_section_indexes before
15158 creating the symtab sections.
15159 (Layout::set_section_indexes): Don't do anything if the section
15160 already has a section index.
15161 (Layout::create_symtab_sections): Add shnum parameter. Change
15162 caller. Create .symtab_shndx section if needed.
15163 (Layout::create_shdrs): Add shstrtab_section parameter. Change
15165 (Layout::allocated_output_section_count): New function.
15166 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
15168 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
15169 fields. Update declarations.
15170 (Layout::symtab_xindex): New function.
15171 (Layout::dynsym_xindex): New function.
15172 (class Write_symbols_task): Add layout_ field.
15173 (Write_symbols_task::Write_symbols_task): Add layout parameter.
15175 * output.cc (Output_section_headers::Output_section_headers): Add
15176 shstrtab_section parameter. Change all callers.
15177 (Output_section_headers::do_sized_write): Store overflow values
15178 for section count and section string table section index in
15179 section header zero.
15180 (Output_file_header::do_sized_write): Check for overflow of
15181 section count and section string table section index.
15182 (Output_symtab_xindex::do_write): New function.
15183 (Output_symtab_xindex::endian_do_write): New function.
15184 * output.h (class Output_section_headers): Add shstrtab_section_.
15185 Update declarations.
15186 (class Output_symtab_xindex): Define.
15187 (Output_section::has_out_shndx): New function.
15188 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
15190 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
15191 Change all callers.
15192 (Sized_symbol::init): Likewise.
15193 (Symbol::output_section): Check for ordinary symbol.
15194 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
15195 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
15197 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
15198 Change all callers. Simplify handling of symbols from sections
15199 not included in the link.
15200 (Symbol_table::add_from_dynobj): Handle ordinary symbol
15202 (Weak_alias_sorter::operator()): Assert that symbols are
15204 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
15206 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
15207 parameters. Change all callers.
15208 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
15209 symbol distinction. Use SHN_XINDEX when needed.
15210 (Symbol_table::write_section_symbol): Add symtab_xindex
15211 parameter. Change all callers.
15212 (Symbol_table::sized_write_section_symbol): Likewise. Use
15213 SHN_XINDEX when needed.
15214 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
15216 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
15217 (Symbol::is_defined): Check is_ordinary.
15218 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
15219 (Symbol::is_absolute, Symbol::is_common): Likewise.
15220 (class Sized_symbol): Update declarations.
15221 (class Symbol_table): Update declarations.
15222 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
15223 parameters. Change all callers.
15224 (Sized_symbol::override): Likewise.
15225 (Symbol_table::override): Likewise.
15226 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
15227 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
15228 is_ordinary, and orig_st_shndx parameters. Change all callers.
15229 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
15230 to be in an ordinary section.
15231 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
15232 object and is_ordinary parameters. Change all callers.
15233 (Sized_dwarf_line_info::read_relocs): Add object parameter.
15234 Change all callers. Don't add undefined or non-ordinary symbols
15236 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
15237 Change all callers.
15238 * dwarf_reader.h (class Sized_dwarf_line_info): Update
15240 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
15241 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
15242 (Sized_relobj::relocate_sections): Likewise.
15243 * target-reloc.h (scan_relocs): Adjust section symbol index.
15244 (scan_relocatable_relocs): Likewise.
15245 * i386.cc (Scan::local): Check for ordinary symbols.
15246 * sparc.cc (Scan::local): Likewise.
15247 * x86_64.cc (Scan::local): Likewise.
15248 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
15249 to symbol_section_and_value.
15250 * testsuite/many_sections_test.cc: New file.
15251 * testsuite/Makefile.am (BUILT_SOURCES): Define.
15252 (check_PROGRAMS): Add many_sections_test.
15253 (many_sections_test_SOURCES): Define.
15254 (many_sections_test_DEPENDENCIES): Define.
15255 (many_sections_test_LDFLAGS): Define.
15256 (BUILT_SOURCES): Add many_sections_define.h.
15257 (many_sections_define.h): New target.
15258 (BUILT_SOURCES): Add many_sections_check.h.
15259 (many_sections_check.h): New target.
15260 (check_PROGRAMS): Add many_sections_r_test.
15261 (many_sections_r_test_SOURCES): Define.
15262 (many_sections_r_test_DEPENDENCIES): Define.
15263 (many_sections_r_test_LDFLAGS): Define.
15264 (many_sections_r_test_LDADD): Define.
15265 (many_sections_r_test.o): New target.
15266 * testsuite/Makefile.in: Rebuild.
15268 2008-04-17 Cary Coutant <ccoutant@google.com>
15270 * errors.cc (Errors::info): New function.
15271 (gold_info): New function.
15272 * errors.h (Errors::info): New function.
15273 * gold.h (gold_info): New function.
15274 * object.cc (Input_objects::add_object): Print trace output.
15275 * options.cc (options::parse_set): New function.
15276 (General_options::parse_wrap): Deleted.
15277 (General_options::General_options): Deleted initializer.
15278 * options.h (options::String_set): New typedef.
15279 (options::parse_set): New function.
15280 (DEFINE_set): New macro.
15281 (General_options::wrap): Changed to use DEFINE_set. Changed
15282 callers of any_wrap_symbols and is_wrap_symbol.
15283 (General_options::trace, General_options::trace_symbol):
15285 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
15286 (General_options::wrap_symbols_): Deleted.
15287 * symtab.cc (Symbol_table::add_from_object): Print trace output.
15289 2008-04-17 David S. Miller <davem@davemloft.net>
15291 * options.cc (General_options::parse_V): New function.
15292 * options.h: Add entries for -V and -Qy.
15294 2008-04-17 Ian Lance Taylor <iant@google.com>
15296 * common.cc (Symbol_table::allocate_commons): Remove options
15297 parameter. Change caller.
15298 (Symbol_table::do_allocate_commons): Remove options parameter.
15299 Change caller. Just call do_allocate_commons_list twice.
15300 (Symbol_table::do_allocate_commons_list): New function, broken out
15301 of do_allocate_commons.
15302 * common.h (class Allocate_commons_task): Remove options_ field.
15303 Update constructor.
15304 * symtab.cc (Symbol_table::Symbol_table): Initialize
15306 (Symbol_table::add_from_object): Put TLS common symbols on
15308 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
15309 which are IN_OUTPUT_DATA.
15310 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
15311 allocate_commons and do_allocate_commons declarations. Declare
15312 do_allocate_commons_list.
15313 * gold.cc (queue_middle_tasks): Update creation of
15314 Allocate_commons_task to not pass options.
15315 * testsuite/Makefile.am (INCLUDES): Add -I.. .
15316 (TLS_TEST_C_FLAGS): New variable.
15317 (tls_test_c_pic.o): New target.
15318 (tls_test_shared.so): Link in tls_test_c_pic.o.
15319 (tls_test_c_pic_ie.o): New target.
15320 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
15321 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
15322 (tls_test_c.o): New target.
15323 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
15324 (tls_pic_test_LDADD): Likewise.
15325 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
15326 (tls_shared_gd_to_ie_test_LDADD): Likewise.
15327 (tls_test_c_gnu2.o): New target.
15328 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
15330 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
15331 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
15332 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
15333 * testsuite/tls_test.cc: Include "config.h".
15334 (t_last): Call t11_last.
15335 * testsuite/tls_test.h (t11, t11_last): Declare.
15336 * testsuite/tls_test_c.c: New file.
15337 * testsuite/tls_test_main.cc (thread_routine): Call t11.
15338 * configure.ac: Check for OpenMP support.
15339 * configure, config.in, Makefile.in: Rebuild.
15340 * testsuite/Makefile.in: Rebuild.
15342 2008-04-16 Cary Coutant <ccoutant@google.com>
15344 * i386.cc (Target_i386::define_tls_base_symbol): New function.
15345 (Target_i386::tls_base_symbol_defined_): New field.
15346 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
15347 (Target_i386::Scan::global): Likewise.
15348 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
15349 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
15350 (Target_x86_64::tls_base_symbol_defined_): New field.
15351 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
15352 (Target_x86_64::Scan::global): Likewise.
15354 2008-04-16 Cary Coutant <ccoutant@google.com>
15356 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
15357 (Symbol::needs_plt_entry): Allow weak undefined symbols.
15358 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
15359 building shared libraries.
15360 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
15361 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
15362 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
15363 * testsuite/Makefile.in: Rebuild.
15364 * testsuite/weak_undef.h: New file.
15365 * testsuite/weak_undef_file1.cc: Add extra test cases.
15366 * testsuite/weak_undef_file2.cc: Likewise.
15367 * testsuite/weak_undef_test.cc: Likewise.
15369 2008-04-16 David S. Miller <davem@davemloft.net>
15371 * sparc.cc (Target_sparc::Scan): Change from struct to class.
15372 Add issued_non_pic_error_ field. Declare check_non_pic.
15373 (Target_sparc::Scan::check_non_pic): New function.
15374 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
15375 (Target_sparc::Scan::global): Likewise.
15377 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
15378 * configure: Rebuild.
15380 * options.h (DEFINE_enable): New macro.
15381 (new_dtags): New enable option.
15382 (initfirst, interpose, loadfltr, nodefaultlib,
15383 nodelete, nodlopen, nodump): New -z options.
15384 * layout.cc (Layout:finish_dynamic_section): If new
15385 dtags enabled, emit DT_RUNPATH. Also, emit a
15386 DT_FLAGS_1 containing any specified -z flags.
15388 2008-04-16 Ian Lance Taylor <iant@google.com>
15390 * copy-relocs.cc: New file.
15391 * copy-relocs.h: New file.
15392 * reloc.cc: Remove Copy_relocs code.
15393 * reloc.h: Likewise.
15394 * reloc-types.h (struct Reloc_types) [both versions]: Add
15395 get_reloc_addend_noerror.
15396 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
15397 variants of add_global which take an addend which must be zero.
15398 * i386.cc: Include "copy-relocs.h".
15399 (class Target_i386): Change type of copy_relocs_ to variable,
15400 update initializer.
15401 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
15402 Change all callers.
15403 (Target_i386::do_finalize_sections): Change handling of
15405 * sparc.cc: Include "copy-relocs.h".
15406 (class Target_sparc): Change type of copy_relocs_ to variable,
15407 update initializer.
15408 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
15409 Change all callers.
15410 (Target_sparc::do_finalize_sections): Change handling of
15412 * x86_64.cc: Include "copy-relocs.h".
15413 (class Target_x86_64): Change type of copy_relocs_ to variable,
15414 update initializer.
15415 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
15416 class. Change all callers.
15417 (Target_x86_64::do_finalize_sections): Change handling of
15419 * Makefile.am (CCFILES): Add copy-relocs.cc.
15420 (HFILES): Add copy-relocs.h.
15422 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
15424 * testsuite/script_test_4.sh: Permit leading zeroes.
15426 2008-04-15 Ian Lance Taylor <iant@google.com>
15428 * script-sections.cc (Script_sections::create_segments): Use
15429 header_size_adjustment even when there is enough room for the
15431 * testsuite/script_test_4.sh: New file.
15432 * testsuite/script_test_4.t: New file.
15433 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
15434 (check_DATA): Add script_test_4.stdout.
15435 (MOSTLYCLEANFILES): Likewise.
15436 (script_test_4): New target.
15437 (script_test_4.stdout): New target.
15438 * testsuite/Makefile.in: Rebuild.
15440 * sparc.cc: Add definitions for Output_data_plt_sparc class
15443 2008-04-14 David S. Miller <davem@davemloft.net>
15445 * sparc.cc: New file.
15446 * Makefile.am (TARGETSOURCES): Add sparc.cc
15447 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
15448 * configure.tgt: Document targ_extra_size and
15449 targ_extra_big_endian. Add entries for sparc-* and
15451 * configure.ac: Handle targ_extra_size and
15452 targ_extra_big_endian.
15453 * Makefile.in: Rebuild.
15454 * configure: Likewise.
15455 * po/POTFILES.in: Likewise.
15456 * po/gold.pot: Likewise.
15458 2008-04-14 Ian Lance Taylor <iant@google.com>
15460 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
15461 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
15462 in the name/type/flags to section mapping. Don't call
15463 allocate_output_section.
15464 (Layout::choose_output_section): Change parameter from adjust_name
15465 to is_input_section. Don't permit input sections after sections
15466 are attached to segments. Don't call allocate_output_section.
15467 (Layout::layout_eh_frame): Call update_flags_for_input_section,
15468 not write_enable_output_section.
15469 (Layout::make_output_section): Don't push to
15470 unattached_section_list_ nor call attach_to_segment. Call
15471 attach_section_to_segment if sections are attached.
15472 (Layout::attach_sections_to_segments): New function.
15473 (Layout::attach_section_to_segment): New function.
15474 (Layout::attach_allocated_section_to_segment): Rename from
15475 attach_to_segment. Remove flags parameter.
15476 (Layout::allocate_output_section): Remove function.
15477 (Layout::write_enable_output_section): Remove function.
15478 * layout.h (class Layout): Update for above changes. Add new
15479 field sections_are_attached_.
15480 * output.h (Output_section::update_flags_for_input_section): New
15482 * output.cc (Output_section::add_input_section): Call
15483 update_flags_for_input_section.
15484 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
15486 2008-04-11 Cary Coutant <ccoutant@google.com>
15488 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
15489 thought unnecessary.
15490 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
15492 2008-04-11 Ian Lance Taylor <iant@google.com>
15494 * output.h (class Output_section_data): Remove inline definition
15496 * output.cc (Output_section_data::set_addralign): New function.
15498 2008-04-11 Cary Coutant <ccoutant@google.com>
15500 Add support for TLS descriptors for i386 and x86_64.
15501 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
15502 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
15503 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
15505 (Target_i386::got_mod_index_entry): Remove unnecessary code.
15506 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
15507 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
15509 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
15510 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
15511 Fix problem with initial-exec relocations.
15512 (Target_i386::Relocate::relocate_tls): Likewise.
15513 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
15515 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
15516 support for section-plus-offset dynamic table entries.
15517 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
15518 (Output_data_dynamic::Dynamic_entry): Add support for
15519 section-plus-offset dynamic table entries.
15520 (Output_data_dynamic::Classification): Likewise.
15521 (Output_data_dynamic::classification_): Renamed offset_.
15522 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
15523 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
15524 (Target_x86_64::make_plt_section): New function.
15525 (Target_x86_64::reserve_tlsdesc_entries): New function.
15526 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
15527 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
15528 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
15529 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
15530 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
15531 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
15532 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
15533 add extra PLT entry for TLS descriptors.
15534 (Output_data_plt_x86_64::got_): New field.
15535 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
15536 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
15538 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
15540 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
15541 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
15542 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
15543 R_386_TLS_DESC_CALL relocations.
15544 (Target_x86_64::Scan::global): Likewise.
15545 (Target_x86_64::do_finalize_sections): Add dynamic table entries
15546 for TLS descriptors.
15547 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
15548 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
15549 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
15550 GD-to-IE relaxation.
15551 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
15552 and TLS_DESCRIPTORS.
15553 * Makefile.in: Rebuild.
15554 * configure: Rebuild.
15555 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
15556 (tls_test_shared2.so): New target.
15557 (tls_shared_gd_to_ie_test_SOURCES): New variable.
15558 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
15559 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
15560 (tls_shared_gd_to_ie_test_LDADD): New variable.
15561 (tls_shared_gnu2_gd_to_ie_test): New target.
15562 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
15564 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
15565 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
15566 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
15567 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
15568 (tls_shared_gnu2_test): New target.
15569 (tls_test_gnu2_shared.so): New target.
15570 (tls_shared_gnu2_test_SOURCES): New variable.
15571 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
15572 (tls_shared_gnu2_test_LDFLAGS): New variable.
15573 (tls_shared_gnu2_test_LDADD): New variable.
15574 * testsuite/Makefile.in: Rebuild.
15575 * testsuite/Makefile.
15577 2008-04-11 Ian Lance Taylor <iant@google.com>
15579 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
15581 * testsuite/Makefile.in: Rebuild.
15583 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
15585 * testsuite/script_test_2.cc (main): Adjust test.
15587 2008-04-11 David S. Miller <davem@davemloft.net>
15588 Ian Lance Taylor <iant@google.com>
15590 * options.h (General_options): Add entries for '-Y' and
15592 * options.cc (General_options:finalize): If -Y was used, add those
15593 entries to the library path instead of the default "/lib" and
15596 2008-04-11 David S. Miller <davem@davemloft.net>
15598 * testsuite/justsyms.t: Start at 0x100.
15599 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
15600 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
15602 * testsuite/script_test_2.cc: Adjust string and section length
15605 2008-04-09 Ian Lance Taylor <iant@google.com>
15608 * script-sections.cc (Sections_element::allocate_to_segment): Add
15610 (Output_section_definition::allocate_to_segment): Likewise.
15611 (Orphan_output_section::allocate_to_segment): Likewise.
15612 (Script_sections::attach_sections_using_phdrs_clause): Don't
15613 propagate non-PT_LOAD segments to orphan sections.
15614 * testsuite/Makefile.am (script_test_3.stdout): Generate using
15615 readelf rather than objdump.
15616 * testsuite/script_test_3.sh: Adjust accordingly. Test that
15617 .interp section and PT_INTERP segment are the same size.
15618 * testsuite/Makefile.in: Rebuild.
15620 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
15621 aliases for symbols defined in the same object.
15622 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
15623 (weak_alias_test_SOURCES): New variable.
15624 (weak_alias_test_DEPENDENCIES): New variable.
15625 (weak_alias_test_LDFLAGS): New variable.
15626 (weak_alias_test_LDADD): New variable.
15627 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
15628 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
15629 (weak_alias_test_3.o): New target.
15630 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
15631 * testsuite/weak_alias_test_main.cc: New file.
15632 * testsuite/weak_alias_test_1.cc: New file.
15633 * testsuite/weak_alias_test_2.cc: New file.
15634 * testsuite/weak_alias_test_3.cc: New file.
15636 2008-04-08 Ian Lance Taylor <iant@google.com>
15638 * options.h (class General_options): Add --noinhibit-exec option.
15639 * main.cc (main): Check --noinhibit-exec.
15641 * options.h (class General_options): Define --wrap as a special
15642 option. Add wrap_symbols_ field.
15643 (General_options::any_wrap_symbols): New function.
15644 (General_options::is_wrap_symbol): New function.
15645 * options.cc (General_options::parse_wrap): New function.
15646 (General_options::General_options): Initialize wrap_symbols_.
15647 * symtab.cc (Symbol_table::wrap_symbol): New function.
15648 (Symbol_table::add_from_object): Handle --wrap.
15649 * symtab.h (class Symbol_table): Declare wrap_symbol.
15650 * target.h (Target::wrap_char): New function.
15651 (Target::Target_info): Add wrap_char field.
15652 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
15653 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
15654 * testsuite/testfile.cc (Target_test::test_target_info):
15657 * errors.cc (Errors::undefined_symbol): Mention symbol version if
15660 * layout.h (class Layout): Add added_eh_frame_data_ field.
15661 * layout.cc (Layout::Layout): Initialize new field.
15662 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
15663 output section until we find a section we merged successfully.
15664 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
15665 that the size be non-zero.
15667 * merge.cc (Object_merge_map::get_output_offset): Remove inline
15670 2008-04-08 Craig Silverstein <csilvers@google.com>
15672 * configure.ac: Export new conditional variable HAVE_ZLIB.
15673 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
15675 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
15676 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15678 2008-04-07 Ian Lance Taylor <iant@google.com>
15680 * version.cc (version_string): Set to "1.5".
15682 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
15683 Add issued_non_pic_error_ field. Declare check_non_pic.
15684 (Target_x86_64::Scan::check_non_pic): New function.
15685 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
15686 (Target_x86_64::Scan::global): Likewise.
15688 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
15689 addend parameter. Change caller. Handle merge sections.
15690 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
15691 Address to Addend. Don't add in the result of
15692 local_section_offset, pass down the addend and use the returned
15694 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
15695 Update declarations of local_section_offset and symbol_value.
15696 * testsuite/two_file_test_1.cc (t18): New function.
15697 * testsuite/two_file_test_2.cc (f18): New function.
15698 * testsuite/two_file_test_main.cc (main): Call t18.
15699 * testsuite/two_file_test.h (t18, f18): Declare.
15701 * configure.ac: Don't test for objdump, c++filt, or readelf.
15702 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
15704 (TEST_READELF): New variable.
15705 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
15706 (check_PROGRAMS): Add two_file_strip_test.
15707 (two_file_strip_test): New target.
15708 (check_PROGRAMS): Add two_file_same_shared_strip_test.
15709 (two_file_same_shared_strip_test_SOURCES): New variable.
15710 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
15711 (two_file_same_shared_strip_test_LDFLAGS): New variable.
15712 (two_file_same_shared_strip_test_LDADD): New variable.
15713 (two_file_shared_strip.so): New target.
15714 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
15715 (ver_test_5.syms, ver_test_7.syms): Likewise.
15716 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
15717 (strip_test_3.stdout): Use TEST_OBJDUMP.
15718 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15720 2008-04-04 Cary Coutant <ccoutant@google.com>
15722 * symtab.h (Symbol::is_weak_undefined): New function.
15723 (Symbol::is_strong_undefined): New function.
15724 (Symbol::is_absolute): New function.
15725 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
15726 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
15728 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
15729 (weak_undef_test): New target.
15730 * testsuite/Makefile.in: Rebuild.
15731 * testsuite/weak_undef_file1.cc: New file.
15732 * testsuite/weak_undef_file2.cc: New file.
15733 * testsuite/weak_undef_test.cc: New file.
15735 2008-04-03 Craig Silverstein <csilvers@google.com>
15737 * compressed_output.h (class Output_compressed_section): Use
15739 * compressed_output.cc (zlib_compress): Use unsigned buffers,
15741 (zlib_compressed_suffix): Removed.
15742 (Output_compressed_section::set_final_data_size): Use unsigned
15744 * testsuite/Makefile.am (flagstest_compress_debug_sections):
15745 Fix linker invocation.
15746 (flagstest_o_specialfile_and_compress_debug_sections):
15748 * testsuite/Makefile.in: Regenerated.
15750 2008-04-02 David S. Miller <davem@davemloft.net>
15752 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
15753 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
15755 2008-04-02 Craig Silverstein <csilvers@google.com>
15759 2008-04-02 Ian Lance Taylor <iant@google.com>
15761 * fileread.cc (File_read::find_view): Add byteshift and vshifted
15762 parameters. Update for new key type to views_. Change all
15764 (File_read::read): Adjust for byteshift in returned view.
15765 (File_read::add_view): New function, broken out of
15766 find_and_make_view.
15767 (File_read::make_view): New function, broken out of
15768 find_and_make_view.
15769 (File_read::find_or_make_view): Add offset and aligned
15770 parameters. Rewrite accordingly. Change all callers.
15771 (File_read::get_view): Add offset and aligned parameters. Adjust
15772 for byteshift in return value.
15773 (File_read::get_lasting_view): Likewise.
15774 * fileread.h (class File_read): Update declarations.
15775 (class File_read::View): Add byteshift_ field. Add byteshift to
15776 constructor. Add byteshift method.
15777 * archive.h (Archive::clear_uncached_views): New function.
15778 (Archive::get_view): Add aligned parameter. Change all callers.
15779 * object.h (Object::get_view): Add aligned parameter. Change all
15781 (Object::get_lasting_view): Likewise.
15783 * fileread.cc (File_read::release): Don't call clear_views if
15784 there are multiple objects.
15785 * fileread.h (File_read::clear_uncached_views): New function.
15786 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
15789 2008-03-31 Cary Coutant <ccoutant@google.com>
15791 Add thin archive support.
15792 * archive.cc (Archive::armagt): New const.
15793 (Archive::setup): Remove task parameter and calls to unlock.
15794 (Archive::unlock_nested_archives): New function.
15795 (Archive::read_header): Add nested_off parameter. Change
15797 (Archive::interpret_header): Likewise.
15798 (Archive::include_all_members): Change to handle thin
15800 (Archive::include_member): Likewise.
15801 * archive.h (Archive::Archive): Add new parameters and
15803 (Archive::armagt): New const.
15804 (Archive::setup): Remove task parameter.
15805 (Archive::unlock_nested_archives): New function.
15806 (Archive::read_header): Add nested_off parameter.
15807 (Archive::interpret_header): Likewise.
15808 (Archive::Nested_archive_table): New typedef.
15809 (Archive::is_thin_archive_): New field.
15810 (Archive::nested_archives_): New field.
15811 (Archive::options_): New field.
15812 (Archive::dirpath_): New field.
15813 (Archive::task_): New field.
15814 * readsyms.cc (Read_symbols::do_read_symbols): Add check
15815 for thin archives. Pass additional parameters to
15816 Archive::Archive. Unlock the archive file after calling
15819 2008-03-29 Ian Lance Taylor <iant@google.com>
15821 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
15822 version symbol to be local.
15823 * testsuite/ver_test_4.sh: New file.
15824 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
15825 (check_DATA): Add ver_test_4.syms.
15826 (ver_test_4.syms): New target.
15827 * testsuite/Makefile.in: Rebuild.
15830 (Output_section::Input_section_sort_entry::has_priority): New
15832 (Output_section::Input_section_sort_entry::match_file_name): New
15834 (Output_section::Input_section_sort_entry::match_section_name):
15836 (Output_section::Input_section_sort_entry::match_section_name_prefix):
15838 (Output_section::Input_section_sort_entry::match_section_file):
15840 (Output_section::Input_section_sort_compare::operator()): Rewrite
15841 using new Input_section_sort_entry functions. Sort crtbegin and
15842 crtend first. Sort sections with no priority before sections with
15844 * testsuite/initpri1.c (d3): Check j != 4.
15845 (cd5): New constructor/destructor function.
15846 (main): Check j != 2.
15848 * symtab.cc (Symbol_table::add_from_object): If we don't use the
15849 new symbol when resolving, don't call set_is_default.
15850 * testsuite/ver_test_7.cc: New file.
15851 * testsuite/ver_test_7.sh: New file.
15852 * testsuite/Makefile.am (ver_test_7.so): New target.
15853 (ver_test_7.o): New target.
15854 (check_SCRIPTS): Add ver_test_7.sh.
15855 (check_DATA): Add ver_test_7.syms.
15856 (ver_test_7.syms): New target.
15858 2008-03-28 Ian Lance Taylor <iant@google.com>
15860 * layout.cc (Layout::layout): If we see an input section with a
15861 name that needs sorting, set the must_sort flag for the output
15863 (Layout::make_output_section): If the name of the output section
15864 indicates that it might require sorting, set the may_sort flag.
15865 * output.h (Output_section::may_sort_attached_input_sections): New
15867 (Output_section::set_may_sort_attached_input_sections): New
15869 (Output_section::must_sort_attached_input_sections): New
15871 (Output_section::set_must_sort_attached_input_sections): New
15873 (class Output_section): Declare Input_section_sort_entry. Define
15874 Input_section_sort_compare. Declare
15875 sort_attached_input_sections. Add new fields:
15876 may_sort_attached_input_sections_,
15877 must_sort_attached_input_sections_,
15878 attached_input_sections_are_sorted_.
15879 * output.cc (Output_section::Output_section): Initialize new
15881 (Output_section::add_input_section): Add an entry to
15882 input_sections_ if may_sort or must_sort are true.
15883 (Output_section::set_final_data_size): Call
15884 sort_attached_input_sections if necessary.
15885 (Output_section::Input_section_sort_entry): Define new class.
15886 (Output_section::Input_section_sort_compare::operator()): New
15888 (Output_section::sort_attached_input_sections): New function.
15889 * configure.ac: Check whether the compiler supports constructor
15890 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
15891 * testsuite/initpri1.c: New file.
15892 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
15893 CONSTRUCTOR_PRIORITY.
15894 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
15895 (initpri1_LDFLAGS): New variable.
15896 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15898 2008-03-27 Ian Lance Taylor <iant@google.com>
15900 * common.cc (Sort_commons::operator): Correct sorting algorithm.
15901 * testsuite/common_test_1.c: New file.
15902 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
15903 (common_test_1_SOURCES): New variable.
15904 (common_test_1_DEPENDENCIES): New variable.
15905 (common_test_1_LDFLAGS): New variable.
15907 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
15908 and commons_ correctly when NAME/VERSION does not override
15910 * testsuite/ver_test_6.c: New file.
15911 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
15912 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
15913 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
15915 2008-03-26 Ian Lance Taylor <iant@google.com>
15917 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
15918 of an undefined symbol from a version script.
15919 * testsuite/Makefile.am (ver_test_5.so): New target.
15920 (ver_test_5.o): New target.
15921 (check_SCRIPTS): Add ver_test_5.sh.
15922 (check_DATA): Add ver_test_5.syms.
15923 (ver_test_5.syms): New target.
15924 * testsuite/ver_test_5.cc: New file.
15925 * testsuite/ver_test_5.script: New file.
15926 * testsuite/ver_test_5.sh: New file.
15927 * Makefile.in, testsuite/Makefile.in: Rebuild.
15930 Fix problems building gold with gcc 4.3.0.
15931 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
15932 (gold_error_at_location, gold_warning_at_location): Use it.
15933 * configure.ac: Check whether we can compile and use a template
15934 function with a printf attribute.
15935 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
15936 when jumping over bytes.
15937 * object.cc: Instantiate Object::read_section_data.
15938 * debug.h: Include <cstring>
15939 * dwarf_reader.cc: Include <algorithm>
15940 * main.cc: Include <cstring>.
15941 * options.cc: Include <cstring>.
15942 * output.cc: Include <cstring>.
15943 * script.cc: Include <cstring>.
15944 * script.h: Include <string>.
15945 * symtab.cc: Include <cstring> and <algorithm>.
15946 * target-select.cc: Include <cstring>.
15947 * version.cc: Include <string>.
15948 * testsuite/testmain.cc: Include <cstdlib>.
15949 * configure, config.in: Rebuild.
15951 2008-03-25 Ian Lance Taylor <iant@google.com>
15953 * options.cc: Include "../bfd/bfdver.h".
15954 (options::help): Print bug reporting address.
15956 * version.cc (print_version): Adjust output for current value of
15957 BFD_VERSION_STRING.
15961 * options.cc (options::help): Print list of supported targets.
15962 * target-select.h: Include <vector>.
15963 (class Target_selector): Make machine_, size_, and is_big_endian_
15964 fields const. Add bfd_name_ and instantiated_target_ fields.
15965 (Target_selector::Target_selector): Add bfd_name parameter.
15966 (Target_selector::recognize): Make non-virtual, call
15968 (Target_selector::recognize_by_name): Make non-virtual, call
15969 do_recognize_by_name.
15970 (Target_selector::supported_names): New function.
15971 (Target_selector::bfd_name): New function.
15972 (Target_selector::do_instantiate_target): New pure virtual
15974 (Target_selector::do_recognize): New virtual function.
15975 (Target_selector::do_recognize_by_name): New virtual function.
15976 (Target_selector::instantiate_target): New private function.
15977 (supported_target_names): Declare.
15978 * target-select.cc (Target_selector::Target_selector): Update for
15979 new parameter and fields.
15980 (select_target_by_name): Check that the name matches before
15981 calling recognize_by_name.
15982 (supported_target_names): New function.
15983 * i386.cc (class Target_selector_i386): Update Target_selector
15984 constructor call. Remove recognize and recognize_by_name. Add
15985 do_instantiate_target.
15986 * x86_64.cc (class Target_selector_x86_64): Likewise.
15987 * testsuite/testfile.cc (class Target_selector_test): Update for
15988 changes to Target_selector.
15990 * README: Rewrite, with some notes on unsupported features.
15992 2008-03-24 Cary Coutant <ccoutant@google.com>
15994 * i386.cc (Target_i386::Got_type): New enum declaration.
15995 (Target_i386::Scan::local): Updated callers of Output_data_got
15997 (Target_i386::Scan::global): Likewise.
15998 (Target_i386::Relocate::relocate): Likewise.
15999 (Target_i386::Relocate::relocate_tls): Likewise.
16000 * object.h (Got_offset_list): New class.
16001 (Sized_relobj::local_has_got_offset): Added got_type parameter.
16002 (Sized_relobj::local_got_offset): Likewise.
16003 (Sized_relobj::set_local_got_offset): Likewise.
16004 (Sized_relobj::local_has_tls_got_offset): Removed.
16005 (Sized_relobj::local_tls_got_offset): Removed.
16006 (Sized_relobj::set_local_tls_got_offset): Removed.
16007 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
16008 * output.cc (Output_data_got::add_global): Added got_type parameter.
16009 (Output_data_got::add_global_with_rel): Likewise.
16010 (Output_data_got::add_global_with_rela): Likewise.
16011 (Output_data_got::add_global_pair_with_rel): New function.
16012 (Output_data_got::add_global_pair_with_rela): New function.
16013 (Output_data_got::add_local): Added got_type parameter.
16014 (Output_data_got::add_local_with_rel): Likewise.
16015 (Output_data_got::add_local_with_rela): Likewise.
16016 (Output_data_got::add_local_pair_with_rel): New function.
16017 (Output_data_got::add_local_pair_with_rela): New function.
16018 (Output_data_got::add_global_tls): Removed.
16019 (Output_data_got::add_global_tls_with_rel): Removed.
16020 (Output_data_got::add_global_tls_with_rela): Removed.
16021 (Output_data_got::add_local_tls): Removed.
16022 (Output_data_got::add_local_tls_with_rel): Removed.
16023 (Output_data_got::add_local_tls_with_rela): Removed.
16024 * output.h (Output_data_got::add_global): Added got_type parameter.
16025 (Output_data_got::add_global_with_rel): Likewise.
16026 (Output_data_got::add_global_with_rela): Likewise.
16027 (Output_data_got::add_global_pair_with_rel): New function.
16028 (Output_data_got::add_global_pair_with_rela): New function.
16029 (Output_data_got::add_local): Added got_type parameter.
16030 (Output_data_got::add_local_with_rel): Likewise.
16031 (Output_data_got::add_local_with_rela): Likewise.
16032 (Output_data_got::add_local_pair_with_rel): New function.
16033 (Output_data_got::add_local_pair_with_rela): New function.
16034 (Output_data_got::add_global_tls): Removed.
16035 (Output_data_got::add_global_tls_with_rel): Removed.
16036 (Output_data_got::add_global_tls_with_rela): Removed.
16037 (Output_data_got::add_local_tls): Removed.
16038 (Output_data_got::add_local_tls_with_rel): Removed.
16039 (Output_data_got::add_local_tls_with_rela): Removed.
16040 * resolve.cc (Symbol::override_base_with_special): Removed
16041 reference to has_got_offset_ field.
16042 * symtab.cc (Symbol::init_fields): Replaced initialization
16043 of got_offset_ with got_offsets_. Removed initialization
16045 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
16046 (Symbol::got_offset): Likewise.
16047 (Symbol::set_got_offset): Likewise.
16048 (Symbol::has_tls_got_offset): Removed.
16049 (Symbol::tls_got_offset): Removed.
16050 (Symbol::set_tls_got_offset): Removed.
16051 (Symbol::got_offset_): Removed.
16052 (Symbol::tls_mod_got_offset_): Removed.
16053 (Symbol::tls_pair_got_offset_): Removed.
16054 (Symbol::got_offsets_): New field.
16055 (Symbol::has_got_offset): Removed.
16056 (Symbol::has_tls_mod_got_offset): Removed.
16057 (Symbol::has_tls_pair_got_offset): Removed.
16058 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
16059 (Target_x86_64::Scan::local): Updated callers of Output_data_got
16061 (Target_x86_64::Scan::global): Likewise.
16062 (Target_x86_64::Relocate::relocate): Likewise.
16063 (Target_x86_64::Relocate::relocate_tls): Likewise.
16065 2008-03-25 Ben Elliston <bje@au.ibm.com>
16067 * yyscript.y: Fix spelling error in comment.
16069 2008-03-24 Ian Lance Taylor <iant@google.com>
16071 * options.h (class General_options): Define build_id option.
16072 * layout.h (class Layout): Declare write_build_id, create_note,
16073 create_build_id. Add build_id_note_ member.
16074 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
16075 "libiberty.h", "md5.h", "sha1.h".
16076 (Layout::Layout): Initialize eh_frame_data_,
16077 eh_frame_hdr_section_, and build_id_note_.
16078 (Layout::finalize): Call create_build_id.
16079 (Layout::create_note): New function, broken out of
16080 Layout::create_gold_note.
16081 (Layout::create_gold_note): Call create_note.
16082 (Layout::create_build_id): New function.
16083 (Layout::write_build_id): New function.
16084 (Close_task_runner::run): Call write_build_id.
16086 * x86_64.cc: Correct license to GPLv3.
16088 2008-03-23 Ian Lance Taylor <iant@google.com>
16090 * options.cc: Include "demangle.h".
16091 (parse_optional_string): New function.
16092 (parse_long_option): Handle takes_optional_argument.
16093 (parse_short_option): Update dash_z initializer. Handle
16094 takes_optional_argument.
16095 (General_options::General_options): Initialize do_demangle_.
16096 (General_options::finalize): Set do_demangle_. Handle demangling
16098 * options.h (parse_optional_string): Declare.
16099 (struct One_option): Add optional_arg field. Update constructor.
16100 Update call constructor calls. Add takes_optional_argument
16102 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
16103 (DEFINE_optional_string): Define.
16104 (General_options::demangle): Change from DEFINE_bool to
16105 DEFINE_optional_string.
16106 (General_options::no_demangle): New function.
16107 (General_options::do_demangle): New function.
16108 (General_options::set_do_demangle): New function.
16109 (General_options::execstack_status_): Move definition to end of
16111 (General_options::static_): Likewise.
16112 (General_options::do_demangle_): New field.
16113 * object.cc (big_endian>::get_symbol_location_info): Call
16114 Options::do_demangle, not Options::demangle.
16115 * symtab.cc (demangle): Likewise.
16117 2008-03-22 Ian Lance Taylor <iant@google.com>
16119 * gold.h: Include <cstddef> and <sys/types.h>
16120 * options.h: Include <cstring>.
16122 2008-03-21 Ian Lance Taylor <iant@google.com>
16124 * Added source code to GNU binutils.
16126 Copyright (C) 2008-2014 Free Software Foundation, Inc.
16128 Copying and distribution of this file, with or without modification,
16129 are permitted in any medium without royalty provided the copyright
16130 notice and this notice are preserved.
16136 version-control: never