With -pie and x86, the linker complains if it sees a PC-relative relocation
[external/binutils.git] / gold / ChangeLog
1 2014-05-13  Sriraman Tallam  <tmsriram@google.com>
2
3         * symtab.h (may_need_copy_reloc): Remove check for position independent
4         code.
5         * x86_64.cc (Target_x86_64<size>::Scan::global): Add check for no
6         position independence before pc absolute may_need_copy_reloc call.
7         Add check for executable output befor pc relative may_need_copy_reloc
8         call.
9         * i386.cc: Ditto.
10         * arm.cc: Ditto.
11         * sparc.cc: Ditto.
12         * tilegx.cc: Ditto.
13         * powerpc.cc: Add check for no position independence before
14         may_need_copy_reloc calls.
15         * testsuite/pie_copyrelocs_test.cc: New file.
16         * testsuite/pie_copyrelocs_shared_test.cc: New file.
17         * Makefile.am (pie_copyrelocs_test): New test.
18         * Makefile.in: Regenerate.  
19
20 2014-05-08  Martin Liška  <mliska@suse.cz>
21
22         * output.cc (Sized_relobj_file::do_layout): Fix typo in info message.
23
24 2014-05-06  Cary Coutant  <ccoutant@google.com>
25
26         PR gold/16900
27         * i386.cc (Output_data_got_plt_i386): New class.
28         (Output_data_plt_i386::Output_data_plt_i386): Change type of got_plt
29         parameter. Change all callers.
30         (Output_data_plt_i386::layout_): Remove.
31         (Output_data_plt_i386::got_plt_): Change type.
32         (Target_i386::got_plt_): Change type. Change all references.
33         (Target_i386::got_section): Create instance of new class.
34         (Output_data_got_plt_i386::do_write): New function.
35         * x86_64.cc (Output_data_got_plt_x86_64): New class.
36         (Output_data_plt_x86_64::Output_data_plt_x86_64): Change type of got_plt
37         parameter. Change all callers.
38         (Output_data_plt_x86_64::layout_): Remove.
39         (Output_data_plt_x86_64::got_plt_): Change type.
40         (Target_x86_64::got_plt_): Change type. Change all references.
41         (Target_x86_64::got_section): Create instance of new class.
42         (Output_data_got_plt_x86_64::do_write): New function.
43         (Output_data_plt_x86_64::do_write): Don't write reserved words in GOT.
44         (Target_x86_64<size>::init_got_plt_for_update): Create instance of new
45         class.
46
47 2014-05-05  Cary Coutant  <ccoutant@google.com>
48         
49         * gdb-index.cc (Gdb_index_info_reader): Don't complain about language
50         if we have pubnames/pubtypes.
51
52 2014-05-02  Cary Coutant  <ccoutant@google.com>
53
54         * defstd.cc (in_segment): Define __ehdr_start here...
55         * layout.cc (Layout::finalize): ...Instead of here.  Set the
56         output segment when known.
57         * resolve.cc (Symbol::override_base_with_special): Remember
58         the original binding.
59         * symtab.cc (Symbol::set_output_segment): New function.
60         (Symbol::set_undefined): New function.
61         * symtab.h (Symbol::is_weak_undefined): Check original undef
62         binding.
63         (Symbol::is_strong_undefined): New function.
64         (Symbol::set_output_segment): New function.
65         (Symbol::set_undefined): New function.
66         * target-reloc.h (is_strong_undefined): Remove.
67         (issue_undefined_symbol_error): Call Symbol::is_weak_undefined.
68         Check for hidden undefs.
69         (relocate_section): Call Symbol::is_strong_undefined.
70     
71         * testsuite/Makefile.am (ehdr_start_test_1)
72         (ehdr_start_test_2, ehdr_start_test_3)
73         (ehdr_start_test_4, ehdr_start_test_5): New test cases.
74         * testsuite/Makefile.in: Regenerate.
75         * testsuite/ehdr_start_def.cc: New source file.
76         * testsuite/ehdr_start_test.cc: New source file.
77         * testsuite/ehdr_start_test.t: New linker script.
78         * testsuite/ehdr_start_test_4.sh: New shell script.
79
80 2014-04-23  Cary Coutant  <ccoutant@google.com>
81
82         PR gold/16870
83         * x86_64.cc (Target_x86_64::Relocate::relocate): Add missing break.
84
85 2014-04-15  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
86
87         * layout.cc (Layout::include_section): Allow a target to decide
88         whether to include a section.
89         * target.h (Target::should_include_section): New function.
90         (Target::do_should_include_section): New function.
91
92 2014-04-15  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
93
94         * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Remove and
95         inline into ...
96         (Copy_relocs::emit): ... here.
97         * copy-relocs.h (Copy_reloc_entry): Change from class to struct.
98         (Copy_reloc_entry::make_copy_reloc): Change from private to protected.
99         (Copy_reloc_entry::entries_): Change from private to protected.
100
101 2014-04-02  Sriraman Tallam  <tmsriram@google.com>
102
103         * icf.cc (get_section_contents): Replace copies of reloc
104         vectors with const references.
105
106 2014-04-02  Cary Coutant  <ccoutant@google.com>
107
108         * configure.ac (HAVE_PUBNAMES): Use C instead of C++.
109         (HAVE_NO_USE_LINKER_PLUGIN): Check for -fno-use-linker-plugin.
110         * configure: Regenerate.
111         * testsuite/Makefile.am (OPT_NO_PLUGINS): New macro for
112         -fno-use-linker-plugin.
113         (LINK1, CXXLINK1): Add it to the link command.
114         * testsuite/Makefile.in: Regenerate.
115
116 2014-03-12  Alan Modra  <amodra@gmail.com>
117
118         * Makefile.in: Regenerate.
119
120 2014-03-10  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
121
122         * symtab.h (Symbol::set_nonvis): New function.
123
124 2014-03-10  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
125
126         * symtab.cc (Sized_symbol<32>::init_output_data):
127         Instantiate the template.
128         (Sized_symbol<64>::init_output_data): Likewise.
129
130 2014-03-10  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
131
132         * symtab.cc (Symbol_table::sized_write_globals): Allow a target to
133         adjust dynamic symbol value.
134         * target.h (Target::adjust_dyn_symbol): New function.
135         (Target::do_adjust_dyn_symbol): New function.
136
137 2014-03-10  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
138   
139         * output.cc (Output_data_dynamic::Dynamic_entry::write):
140         Get the value of DYNAMIC_CUSTOM dynamic entry.
141         * output.h (Output_data_dynamic::add_custom): New function.
142         (Dynamic_entry::Dynamic_entry): New constructor for DYNAMIC_CUSTOM
143         dynamic entry.
144         (enum Dynamic_entry::Classification): Add DYNAMIC_CUSTOM.
145         * target.h (Target::dynamic_tag_custom_value): New function.
146         (Target::do_dynamic_tag_custom_value): New function.
147
148 2014-03-10  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
149
150         * symtab.cc (Symbol_table::set_dynsym_indexes): Allow a target to set
151         dynsym indexes.
152         * target.h (Target::has_custom_set_dynsym_indexes): New function.
153         (Target::do_has_custom_set_dynsym_indexes): New function.
154         (Target::set_dynsym_indexes): New function.
155         (Target::do_set_dynsym_indexes): New function.
156
157 2014-03-07  Alan Modra  <amodra@gmail.com>
158
159         * powerpc.cc (Powerpc_relocate_functions::Overflow_check): Add
160         CHECK_UNSIGNED, CHECK_LOW_INSN, CHECK_HIGH_INSN.
161         (Powerpc_relocate_functions::has_overflow_unsigned): New function.
162         (Powerpc_relocate_functions::has_overflow_bitfield,
163         overflowed): Use the above.
164         (Target_powerpc::Relocate::relocate): Correct overflow checking
165         for a number of relocations.  Modify overflow test for 16-bit
166         fields in instructions to signed/unsigned according to whether
167         the field takes a signed or unsigned value.
168
169 2014-03-05  Alan Modra  <amodra@gmail.com>
170
171         Update copyright years.
172
173 2014-03-05  Alan Modra  <amodra@gmail.com>
174
175         * powerpc.cc (Target_powerpc::Scan::local, global): Support
176         R_PPC64_ADDR64_LOCAL.
177         (Target_powerpc::Relocate::relocate): Likewise.
178
179 2014-03-03  Alan Modra  <amodra@gmail.com>
180
181         * dwp.cc (print_version): Update copyright year to current.
182
183 2014-02-10  Alan Modra  <amodra@gmail.com>
184
185         * po/gold.pot: Regenerate.
186
187 2014-02-06  Cary Coutant  <ccoutant@google.com>
188
189         Fix problem where -u is ignored when a weak undef is seen.
190
191         * archive.cc (Library_base::should_include_member): Reorder
192         code to check for -u option if a weak undef has already been seen.
193         * testsuite/Makefile.am (weak_undef_test_2): New test case.
194         * testsuite/Makefile.in: Regenerate.
195         * testsuite/weak_undef_file3.cc: New file.
196         * testsuite/weak_undef_file4.cc: New file.
197         * testsuite/weak_undef_test_2.cc: New file.
198
199 2014-02-05  Cary Coutant  <ccoutant@google.com>
200
201         Fix issues with gold undefined symbol diagnostics.
202
203         PR binutils/15435
204         * errors.cc (Errors::undefined_symbol): Move undef vtable symbol
205         check to here.
206         * target-reloc.h (is_strong_undefined): New function.
207         (relocate_section): Move undef vtable symbol check from here.
208         Check for is_strong_undefined.
209
210 2014-02-05  Cary Coutant  <ccoutant@google.com>
211     
212         Fix problems with the --dynamic-list option.
213
214         PR gold/13577
215         * options.cc (General_options::parse_dynamic_list):
216         Set have_dynamic_list_.
217         (General_options::General_options): Initialize have_dynamic_list_.
218         (General_options::finalize): Turn off -Bsymbolic and
219         -Bsymbolic-functions if --dynamic-list provided.
220         * options.h (General_options::have_dynamic_list): New function.
221         (General_options::have_dynamic_list_): New data member.
222         * symtab.h (Symbol::is_preemptible): Handle --dynamic-list
223         correctly.
224    
225         PR gold/16530
226         * symtab.cc (Symbol_table::add_from_relobj): If symbol is named
227         in --dynamic-list, mark it.
228    
229         * testsuite/Makefile.am (gc_dynamic_list_test.sh): New test case.
230         (dynamic_list_2): New test case.
231         * testsuite/Makefile.in: Regenerate.
232         * testsuite/dynamic_list_2.cc: New file.
233         * testsuite/dynamic_list_2.t: New file.
234         * testsuite/dynamic_list_lib1.cc: New file.
235         * testsuite/dynamic_list_lib2.cc: New file.
236         * testsuite/gc_dynamic_list_test.c: New file.
237         * testsuite/gc_dynamic_list_test.sh: New file.
238         * testsuite/gc_dynamic_list_test.t: New file.
239
240 2014-01-28  Cary Coutant  <ccoutant@google.com>
241
242         Add .gdb_index version 7 support.
243
244         * gold/dwarf_reader.cc: include <utility> (for make_pair).
245         (Dwarf_abbrev_table::do_read_abbrevs): Check for compressed
246         debug sections.
247         (Dwarf_ranges_table::read_ranges_table): Likewise.
248         (Dwarf_pubnames_table::read_section): Check for GNU-style
249         sections, and for compressed debug sections.
250         (Dwarf_pubnames_table::read_header): Compute end address of table.
251         (Dwarf_pubnames_table::next_name): Return flag_byte.  Check
252         for end of list by offset, not by offset == 0.
253         (Dwarf_info_reader::do_read_string_table): Check for compressed
254         debug sections.
255         * gold/dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
256         Initialize new data members.
257         (Dwarf_pubnames_table::next_name): return flag_byte.
258         (Dwarf_pubnames_table::end_of_table_): New data member.
259         (Dwarf_pubnames_table::is_gnu_style_): New data member.
260         * gold/gdb-index.cc (gdb_index_version): Update to version 7.
261         (Gdb_index_info_reader::read_pubtable): Read flag_byte.
262         (Gdb_index_info_reader::read_pubnames_and_pubtypes): Don't
263         read skeleton type unit DIEs.
264         (Gdb_index::add_symbol): Add flag_byte; adjust all callers.
265         (Gdb_index::do_write): Write flag_byte.
266         * gold/gdb-index.h (Gdb_index::add_symbol): Add flags parameter.
267         (Gdb_index::Cu_vector): Store flags along with cu indexes.
268         * gold/testsuite/gdb_index_test_3.sh: Allow versions 4-7.
269         * gold/testsuite/gdb_index_test_comm.sh: Likewise.
270
271 2014-01-08  H.J. Lu  <hongjiu.lu@intel.com>
272
273         * version.cc (print_version): Update copyright year to 2014.
274
275 2013-12-19  Dimitry Andric  <dimitry@andric.com>
276
277         * stringpool.cc (Stringpool_template::reserve): Add
278         HAVE_UNORDERED_MAP case.
279         * stringpool.cc (Stringpool_template::print_stats): Likewise.
280
281 2013-12-18  Cary Coutant  <ccoutant@google.com>
282
283         * configure.ac: Check for <unordered_set> and <unordered_map>.
284         * config.in: Regenerate.
285         * configure: Regenerate.
286         * system.h: Use <unordered_set> and <unordered_map> if available.
287
288 2013-12-10  Roland McGrath  <mcgrathr@google.com>
289
290         * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
291         with $(INSTALL_PROGRAM_ENV).
292         * Makefile.in: Regenerate.
293
294 2013-11-22  Cary Coutant  <ccoutant@google.com>
295
296         * configure.ac: Add check for which library is needed for
297         dlopen.
298         * configure: Regenerate.
299
300 2013-11-22  Cary Coutant  <ccoutant@google.com>
301
302         * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
303         assembler.
304         * testsuite/Makefile.in: Regenerate.
305
306 2013-11-17  H.J. Lu  <hongjiu.lu@intel.com>
307
308         * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
309         Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
310         R_X86_64_PC32 and R_X86_64_PLT32, respectively.
311         (Target_x86_64<size>::Scan::local): Likewise.
312         (Target_x86_64<size>::Scan::global): Likewise.
313         (Target_x86_64<size>::Relocate::relocate): Likewise.
314         (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
315         Likewise.
316         (Target_x86_64<size>::Scan::check_non_pic(): Handle
317         R_X86_64_PC32_BND.
318
319         * testsuite/Makefile.am (check_PROGRAMS): Add
320         exception_x86_64_bnd_test.
321         (exception_x86_64_bnd_test_SOURCES): New macro.
322         (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
323         (exception_x86_64_bnd_test_LDFLAGS): Likewise.
324         (exception_x86_64_bnd_test_LDADD): Likewise.
325         (exception_x86_64_bnd_1.o): New rule.
326         (exception_x86_64_bnd_2.o): Likewise.
327         * testsuite/Makefile.in: Regenerated.
328
329 2013-11-15  Alan Modra  <amodra@gmail.com>
330
331         * powerpc.cc (Target_powerpc::glink_section): Provide non-const
332         accessor.
333         (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
334         Only call ppc64_local_entry_offset for 64-bit.  Restrict
335         symval_for_branch lookup to ELFv1.
336         (Stub_table::add_plt_call_entry): Use unsigned int off.
337         (Output_data_glink::Address, invalid_address): New.
338         (Output_data_glink::add_eh_frame): Move out of line.  Add
339         support for ELFv2.
340         (Output_data_glink::add_global_entry, find_global_entry,
341         global_entry_address): New functions.
342         (Output_data_glink::global_entry_stubs_, end_branch_table_,
343         ge_size): New variables.
344         (Output_data_glink::set_final_data_size): Add global entry
345         stub sizing.
346         (Output_data_glink::do_write): Write global entry stubs.
347         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
348         parameter.  Return true for ELFv2.  Adjust callers.
349         (Target_powerpc::Scan::local, global): Restrict opd lookup to
350         ELFv1.  Similarly for ifunc and dynamic relocation processing
351         specific to ELFv1.  Recognize that symbols are defined on
352         their plt entries for ELFv2.
353         (Target_powerpc::symval_for_branch): Assert if called for
354         ELFv2 or ppc32.
355         (Target_powerpc::Relocate::relocate): Use global entry plt
356         stub for symbol value if such exists on ELFv2.
357         (Target_powerpc::Relocate::relocate): Don't call
358         symval_for_branch when ELFv2.  Do adjust for local entry
359         offset when ELFv2.
360         (Target_powerpc::do_dynsym_value): Set symbols to global entry
361         plt stub for ELFv2.
362         (Target_powerpc::do_plt_address_for_global): Similarly.
363
364 2013-11-14  Cary Coutant  <ccoutant@google.com>
365
366         Revert patch -- this did not fix the problem, and there is
367         no race there.
368
369         2013-11-14  Cary Coutant  <ccoutant@google.com>
370
371             PR gold/14860
372             * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
373             (Ehframe_hdr::set_final_data_size): Allocate a Lock.
374             * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
375             updating fde_offsets_.
376             (Eh_frame_hdr::lock_): New data member.
377
378 2013-11-14  Cary Coutant  <ccoutant@google.com>
379
380         * dwp.cc (Dwo_file_entry): New type.
381         (File_list): Use Dwo_file_entry.
382         (Dwo_file::verify): New function.
383         (Dwo_file::verify_dwo_list): New function.
384         (Dwo_file::sized_verify_dwo_list): New function.
385         (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
386         list.
387         (Dwp_options): New enum type.
388         (dwp_options): Add --verify-only.
389         (usage): Likewise.
390         (main): Likewise.
391         * dwp.h (gold_info): Add declaration.
392
393 2013-11-14  Cary Coutant  <ccoutant@google.com>
394
395         PR gold/14860
396         * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
397         (Ehframe_hdr::set_final_data_size): Allocate a Lock.
398         * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
399         updating fde_offsets_.
400         (Eh_frame_hdr::lock_): New data member.
401
402 2013-11-06  Cary Coutant  <ccoutant@google.com>
403
404         PR gold/15758
405         * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
406         before reloc sections.
407
408 2013-11-04  Alan Modra  <amodra@gmail.com>
409
410         * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
411         (Symbol::needs_dynamic_reloc): Test new flag.
412         * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
413         (Target_powerpc::Scan::get_reference_flags): Add target param.
414         Return FUNC_DESC_ABI for 64-bit ELFv1.
415         (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
416         call.
417         (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
418         (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
419
420 2013-10-31  Cary Coutant  <ccoutant@google.com>
421
422         Restore support for dwp v2 DWARF package file format.
423
424         * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
425         tu_length parameter.  Adjust all callers.
426         * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
427         * dwp.cc: Include dwarf.h.
428         (Section_bounds): New struct type.
429         (Unit_set): New struct type.
430         (Dwo_file::Dwo_file): Initialize new data member.
431         (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
432         Combine and rename to...
433         (Dwo_file::read_unit_index): ...this.
434         (Dwo_file::sized_read_compunit_index)
435         (Dwo_file::sized_read_typeunit_index): Combine and rename to...
436         (Dwo_file::sized_read_unit_index): ...this.
437         (Dwo_file::copy_section): Remove section_name, is_str_offsets
438         parameters; add section_id parameter.
439         (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
440         (Dwo_file::add_unit_set): ...this.
441         (Dwo_file::shndx_map_): Remove.
442         (Dwo_file::sect_offsets_): New data member.
443         (Dwp_output_file::Dwp_output_file): Initialize new data members.
444         (Dwp_output_file::add_section): Rename to...
445         (Dwp_output_file::add_contribution): ...this.
446         (Dwp_output_file::add_cu_set): Combine parameters into a struct.
447         (Dwp_output_file::add_tu_set): Likewise.
448         (Dwp_output_file::Contribution): New type.
449         (Dwp_output_file::Section::contributions): New data member.
450         (Dwp_output_file::Cu_or_tu_set): Remove.
451         (Dwp_output_file::Section::Section): New ctor.
452         (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
453         (Dwp_output_file::Dwp_index::Section_table): New type.
454         (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
455         (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
456         parameter.
457         (Dwp_output_file::Dwp_index::shndx_pool): Remove.
458         (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
459         (Dwp_output_file::Dwp_index::section_table): New member function.
460         (Dwp_output_file::Dwp_index::section_table_end): New member function.
461         (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
462         (Dwp_output_file::Dwp_index::section_table_rows): New member function.
463         (Dwp_output_file::Dwp_index::section_table_cols): New member function.
464         (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
465         (Dwp_output_file::Dwp_index::section_table_): New data member.
466         (Dwp_output_file::Dwp_index::section_mask_): New data member.
467         (Dwp_output_file::add_output_section): New member function.
468         (Dwp_output_file::write_new_section): New member function.
469         (Dwp_output_file::write_contributions): New member function.
470         (Dwp_output_file::section_id_map_): New data member.
471         (class Dwo_id_info_reader): Remove.
472         (class Unit_reader): New class.
473         (get_dwarf_section_name): New function.
474         (Dwo_file::read_executable): Adjust initializations of class data.
475         (Dwo_file::read): Add support for v2 package file format.
476         (Dwo_file::read_unit_index): Likewise.
477         (Dwo_file::sized_read_unit_index): Likewise.
478         (Dwo_file::copy_section): Likewise.
479         (Dwo_file::add_unit_set): Likewise.
480         (Dwp_output_file::add_output_section): Likewise.
481         (Dwp_output_file::add_contribution): Likewise.
482         (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
483         for empty slot.
484         (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
485         file format.
486         (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
487         slot.
488         (Dwp_output_file::initialize): Remove unused function.
489         (Dwp_output_file::finalize): Add support for v2 package file format.
490         (Dwp_output_file::write_index): Likewise.
491         * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
492         function prototype.
493
494 2013-10-31  Cary Coutant  <ccoutant@google.com>
495
496         * configure.ac: Fix check for -fmerge-constants.
497         * configure.ac: Regenerate.
498
499 2013-10-30  Roland McGrath  <mcgrathr@google.com>
500
501         * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
502         Correct 9-byte nop sequence to match what the assembler generates.
503
504 2013-10-30  Alan Modra  <amodra@gmail.com>
505
506         * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
507         ppc64_local_entry_offset, ppc64_local_entry_offset,
508         do_read_symbols): New functions.
509         (Powerpc_relobj::e_flags_, st_other_): New vars.
510         (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
511         (Powerpc_dynobj::abiversion, set_abiversion): New functions.
512         (Powerpc_relobj::e_flags_): New var.
513         (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
514         and adjust for ELFv2.
515         (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
516         (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
517         (Powerpc_dynobj::do_find_special_sections): Likewise.
518         (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
519         (Target_powerpc::Branch_info::make_stub): Adjust stub destination
520         to ELFv2 local entry.
521         (Target_powerpc::do_relax): No thread safe barriers needed for
522         ELFv2.
523         (Output_data_plt_powerpc::initial_plt_entry_size_,
524         plt_entry_size): Delete.  Replace all uses with
525         first_plt_entry_offset() and plt_entry_size().
526         (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
527         reserved_size parm.  Update callers.
528         (Output_data_plt_powerpc::entry_count): Update.
529         (Output_data_plt_powerpc::first_plt_entry_offset): Make private
530         and use Target_powerpc::first_plt_entry_offset().
531         (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
532         rename to plt_entry_size.
533         (Output_data_plt_powerpc::add_ifunc_entry,
534         add_local_ifunc_entry): Adjust reloc for ELFv2.
535         (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
536         (glink_eh_frame_fde_64v2): New.
537         (Stub_table::plt_call_size): Support ELFv2 sizing.
538         (Output_data_glink::add_eh_frame): Use the new FDE.
539         (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
540         (Stub_table::do_write): Write ELFv2 stubs and glink.
541         (Target_powerpc::Relocate::relocate): Replaces nop after call
542         with ld 2,24(1) and adjust local offset destination for ELFv2.
543
544 2013-10-30  Alan Modra  <amodra@gmail.com>
545
546         * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
547         (Target_powerpc::Scan::global, local): Likewise.
548         (Target_powerpc::Relocate::relocate): Likewise.  Check for overflow
549         on all ppc64 @h and @ha relocs.
550
551 2013-10-14  Alan Modra  <amodra@gmail.com>
552
553         * output.h (Output_data_got::add_constant): Tidy.
554         (Output_data_got::add_constant_pair): New function.
555         * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
556         methods used so as to first call reserve_ent().
557
558 2013-10-11  Roland McGrath  <mcgrathr@google.com>
559
560         * powerpc.cc (Output_data_got_powerpc): Remove unused methods
561         add_got_entry and add_got_entry_pair.
562
563         * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
564         (HAVE_PUBNAMES): Likewise.
565         * configure: Regenerate.
566
567         * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
568         * testsuite/Makefile.in: Regenerate.
569
570         * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
571         Remove const from declaration.
572         * target.cc (Sized_target::do_adjust_elf_header): Update definition.
573         * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
574         * output.h (Output_file_header): Remove const from member target_
575         and corresponding constructor argument.
576         * output.cc (Output_file_header::Output_file_header): Update prototype.
577         (Output_file_header::do_sized_write): Use this->target_ in place
578         of parameters()->target().
579
580         * testsuite/undef_symbol.cc (Foo::get_a): New method.
581
582         * configure.ac (MERGE_CONSTANTS_FLAG): New check.
583         * configure: Regenerate.
584         * Makefile.in: Regenerate.
585         * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
586         * testsuite/merge_string_literals_2.c: Likewise.
587         * testsuite/Makefile.am
588         (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
589         (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
590         literal -fmerge-constants.
591         * testsuite/Makefile.in: Regenerate.
592
593         * i386.cc (Target_i386): Remove unused member dynbss_.
594         * arm.cc (Target_arm): Likewise.
595         * powerpc.cc (Target_powerpc): Likewise.
596         * sparc.cc (Target_sparc): Likewise.
597         * tilegx.cc (Target_tilegx): Likewise.
598         * x86_64.cc (Target_x86_64): Likewise.
599         * dwarf_reader.h (Dwarf_info_reader): Remove unused members
600         type_signature_, type_offset_.
601         * plugin.h (Plugin_hook): Remove unused member layout_.
602         * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
603         mapfile_.
604         (Read_member): Remove unused members input_objects_, symtab_,
605         mapfile_, layout_.
606         (Check_library): Remove unused member symtab_.
607         * archive.h (Lib_group): Remove unused member lib_.
608         * archive.cc (Lib_group::Lib_group): Update initializer.
609         * incremental.h (Incremental_binary): Remove unused member target_.
610         (Incremental_script_entry): Removed unused member script_.
611         * layout.h (Write_symbols_task): Remove unused member input_objects_.
612         * icf.h (Icf): Remove unused member num_tracked_relocs.
613
614         * gold-threads.h (Once): Conditionalize member was_run_lock_ on
615         [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
616         its only use.
617         * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
618
619         * archive.h: Use struct rather than class for forward declaration
620         of Read_symbols_data.
621
622 2013-10-07  Cary Coutant  <ccoutant@google.com>
623
624         PR gold/16010
625         * testsuite/Makefile.am (icf_test): Fix dependencies.
626         (icf_safe_test): Likewise.
627         (icf_safe_so_test): Likewise.
628         (large_symbol_alignment): Add empty _LDADD rule.
629         * testsuite/Makefile.in: Regenerate.
630
631 2013-09-03  Pavel Chupin  <pavel.v.chupin@intel.com>
632
633         PR gold/15927
634         * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
635         relocation for R_X86_64_32 on x32.
636
637 2013-08-27  Roland McGrath  <mcgrathr@google.com>
638
639         * output.cc (Output_segment::set_section_addresses): Take new
640         Target* argument.  If target->isolate_execinstr() and the segment
641         is executable and starts at a target->abi_pagesize() boundary,
642         pad its end out to a target->abi_pagesize() boundary with code fill.
643         * output.h (Output_segment::set_section_addresses): Update decl.
644         * layout.h (Layout::check_output_data_for_reset_values): Take new
645         argument RELAX_OUTPUTS.
646         (Layout): New member relax_output_list_.
647         (Layout::add_relax_output): New method.
648         * layout.cc (Layout::Layout): Update constructor.
649         (Layout::reset_relax_output): New method.
650         (Layout::clean_up_after_relaxation): Call it.
651         (Layout::prepare_for_relaxation): Update caller.
652         (Layout::set_segment_offsets): Update callers of set_section_addresses.
653         Call reset_relax_output before re-processing segments for
654         isolate_execinstr case.
655         (Layout::write_data): Handle relax_output_list_.
656         (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
657         Take new argument RELAX_OUTPUTS.  Assert it's an empty collection.
658
659 2013-08-23  Yuri Chornoivan  <yurchor@ukr.net>
660
661         PR binutils/15834
662         * object.h: Fix typos.
663
664 2013-08-16  Roland McGrath  <mcgrathr@google.com>
665
666         * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
667         * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
668
669 2013-08-07  Cary Coutant  <ccoutant@google.com>
670
671         Revert support for v2 DWP files:
672
673         2013-03-01  Cary Coutant  <ccoutant@google.com>
674
675             Add dwp support for v2 DWARF package file format.
676             * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
677             tu_length parameter.  Adjust all callers.
678             * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
679             * dwp.cc: Include dwarf.h.
680             (Section_bounds): New struct type.
681             (Unit_set): New struct type.
682             (Dwo_file::Dwo_file): Initialize new data member.
683             (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
684             Combine and rename to...
685             (Dwo_file::read_unit_index): ...this.
686             (Dwo_file::sized_read_compunit_index)
687             (Dwo_file::sized_read_typeunit_index): Combine and rename to...
688             (Dwo_file::sized_read_unit_index): ...this.
689             (Dwo_file::copy_section): Remove section_name, is_str_offsets
690             parameters; add section_id parameter.
691             (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
692             (Dwo_file::add_unit_set): ...this.
693             (Dwo_file::shndx_map_): Remove.
694             (Dwo_file::sect_offsets_): New data member.
695             (Dwp_output_file::Dwp_output_file): Initialize new data members.
696             (Dwp_output_file::add_section): Rename to...
697             (Dwp_output_file::add_contribution): ...this.
698             (Dwp_output_file::add_cu_set): Combine parameters into a struct.
699             (Dwp_output_file::add_tu_set): Likewise.
700             (Dwp_output_file::Contribution): New type.
701             (Dwp_output_file::Section::contributions): New data member.
702             (Dwp_output_file::Cu_or_tu_set): Remove.
703             (Dwp_output_file::Section::Section): New ctor.
704             (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
705             (Dwp_output_file::Dwp_index::Section_table): New type.
706             (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
707             (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
708             parameter.
709             (Dwp_output_file::Dwp_index::shndx_pool): Remove.
710             (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
711             (Dwp_output_file::Dwp_index::section_table): New member function.
712             (Dwp_output_file::Dwp_index::section_table_end): New member function.
713             (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
714             (Dwp_output_file::Dwp_index::section_table_rows): New member function.
715             (Dwp_output_file::Dwp_index::section_table_cols): New member function.
716             (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
717             (Dwp_output_file::Dwp_index::section_table_): New data member.
718             (Dwp_output_file::Dwp_index::section_mask_): New data member.
719             (Dwp_output_file::add_output_section): New member function.
720             (Dwp_output_file::write_new_section): New member function.
721             (Dwp_output_file::write_contributions): New member function.
722             (Dwp_output_file::section_id_map_): New data member.
723             (class Dwo_id_info_reader): Remove.
724             (class Unit_reader): New class.
725             (get_dwarf_section_name): New function.
726             (Dwo_file::read_executable): Adjust initializations of class data.
727             (Dwo_file::read): Add support for v2 package file format.
728             (Dwo_file::read_unit_index): Likewise.
729             (Dwo_file::sized_read_unit_index): Likewise.
730             (Dwo_file::copy_section): Likewise.
731             (Dwo_file::add_unit_set): Likewise.
732             (Dwp_output_file::add_output_section): Likewise.
733             (Dwp_output_file::add_contribution): Likewise.
734             (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
735             for empty slot.
736             (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
737             file format.
738             (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
739             slot.
740             (Dwp_output_file::initialize): Remove unused function.
741             (Dwp_output_file::finalize): Add support for v2 package file format.
742             (Dwp_output_file::write_index): Likewise.
743             * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
744             function prototype.
745
746 2013-07-31  Cary Coutant  <ccoutant@google.com>
747
748         * object.cc (Sized_relobj::do_output_section_address): New function.
749         (Sized_relobj): Instantiate explicitly.
750         * object.h (Object::output_section_address): New function.
751         (Object::do_output_section_address): New function.
752         (Sized_relobj::do_output_section_address): New function.
753         * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
754
755 2013-07-30  Cary Coutant  <ccoutant@google.com>
756             Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
757
758         * parameters.cc (Parameters::entry): Return target-specific entry
759         symbol name.
760         * target.h (Target::entry_symbol_name): New function.
761         (Target_info::entry_symbol_name): New data member.
762
763         * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
764         * i386.cc (Target_i386::i386_info): Likewise.
765         (Target_i386_nacl::i386_nacl_info): Likewise.
766         * sparc.cc (Target_sparc::sparc_info): Likewise.
767         * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
768         * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
769         (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
770         * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
771
772 2013-07-22  Sterling Augustine  <saugustine@google.com>
773
774         * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
775         Convert parameter shndx to local variable. Add parameters symtab
776         and symtab_size.  Scan over section names.  Find relocation
777         section corresponding to current section.  Create and initialize
778         reloc_mapper_ and reloc_type_.
779         (Dwarf_pubnames_table::read_header):  Add assertion.  Change
780         unit_length to off_t.  Initialize member unit_length_.  Fill in field
781         cu_offset_.
782         * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
783         Initialize new fields unit_length_ and cu_offset_.
784         (Dwarf_pubnames_table::read_section): Update prototype.
785         (Dwarf_pubnames_table::cu_offset): New member function.
786         (Dwarf_pubnames_table::subsection_size): Likewise.
787         (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
788         New fields.
789         (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
790         member functions public.
791         * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
792         Update comment.  Rework logic.  Move repeated parts to...
793         (Gdb_index_info_reader::read_pubtable): ...here. New function.
794         (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
795         pubtypes_table_, and stmt_list_offset.
796         (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
797         Gdb_index::find_pubtype_offset,
798         Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
799         (Gdb_index::pubnames_read): Update prototype and rework logic.
800         * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
801         Forward declare.
802         (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
803         Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
804         Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
805         Gdb_index::map_pubtable_to_dies):
806         Declare functions.
807         (Gdb_index::pubnames_read): Update declaration.
808         (Gdb_index::Pubname_offset_map): New type.
809         (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
810         Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
811         Gdb_index::stmt_list_offset): Declare.
812         (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
813         Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
814         Gdb_index::pubtypes_offset_): Remove.
815
816 2013-07-19  Roland McGrath  <mcgrathr@google.com>
817
818         * options.h (General_options): Add -Trodata-segment option.
819         * parameters.cc (Parameters::check_rodata_segment): New function.
820         (Parameters::set_target_once): Call it.
821         * parameters.h (Parameters): Declare it (private member function).
822         * layout.cc (load_seg_unusable_for_headers): New function, broken
823         out of Layout::relaxation_loop_body.  If TARGET->isolate_execinstr()
824         then validate rodata segment rather than text segment.
825         (relaxation_loop_body): Call that.
826         (is_text_segment): New function.  Don't admit a non-executable
827         segment if TARGET->isolate_execinstr().
828         (set_segment_offsets): Call it.  Honor -Trodata-segment option.
829
830 2013-07-15  Shawn Landden  <shawnlandden@gmail.com>
831
832         PR gold/15070
833         * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
834         * nacl.h (Sniff_file::View::View): Request aligned view.
835
836 2013-07-11  Cary Coutant  <ccoutant@google.com>
837
838         * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
839         correct BRLT entry size.
840
841 2013-07-03  Alan Modra  <amodra@gmail.com>
842
843         * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
844         comment.
845
846 2013-07-01  Cary Coutant  <ccoutant@google.com>
847
848         * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
849         reloc_type_.
850         (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
851         (Dwarf_ranges_table::lookup_reloc): New function.
852         * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
853         reloc_type_.
854         (Dwarf_ranges_table::lookup_reloc): New function.
855         (Dwarf_ranges_table::reloc_type_): New data member.
856
857 2013-06-27  Jing Yu  <jingyu@google.com>
858
859         PR gold/15662
860         * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
861         function.
862         (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
863         (Target_powerpc::do_relax): Call the above.
864
865 2013-06-27  Cary Coutant  <ccoutant@google.com>
866
867         * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
868         on garbage collected .opd section.
869
870 2013-06-27  Alan Modra  <amodra@gmail.com>
871
872         * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
873         is non-zero.
874         (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
875         (Target_powerpc::do_function_location): Likewise for loc->shndx.
876
877 2013-06-14  Cary Coutant  <ccoutant@google.com>
878
879         * resolve.cc (Symbol::override_base): Don't override st_type
880         from plugin placeholder symbols.
881         (Symbol_table::resolve): Likewise.
882         (Symbol_table::should_override): Don't complain about TLS mismatch
883         if the TO symbol is a plugin placeholder.
884         * testsuite/Makefile.am (plugin_test_tls): New test.
885         * testsuite/Makefile.in: Regenerate.
886         * testsuite/plugin_test_tls.sh: New test script.
887         * testsuite/two_file_test_2_tls.cc: New test source.
888         * testsuite/two_file_test_tls.cc: New test source.
889
890 2013-06-05  Alexander Ivchenko  <alexander.ivchenko@intel.com>
891
892         * layout.cc (Layout::set_segment_offsets): Taking care of the case when
893         the maximum segment alignment is larger than the page size.
894         * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
895         correctly aligns the symbols with large alignemnt.
896         * testsuite/Makefile.in: Regenerate.
897         * testsuite/large_symbol_alignment.cc: New file.
898
899 2013-05-30  Alexander Ivchenko  <alexander.ivchenko@intel.com>
900             Sriraman Tallam  <tmsriram@google.com>
901
902         * options.h (sort_section): New option.
903         * output.h (Input_section_sort_section_prefix_special_ordering_compare):
904         Rename from Input_section_sort_section_name_special_ordering_compare.
905         (Input_section_sort_section_name_compare): New struct.
906         * output.cc (Output_section::Input_section_sort_section_name_compare::
907         operator()): New function.
908         (Output_section::sort_attached_input_sections): Use new sort function
909         for .text if --sort-section=name is specified.
910         * layout.cc (Layout::make_output_section):
911         Add sorting by name when --sort-section=name is specified.
912         * testsuite/Makefile.am (text_section_grouping): Test option
913         --sort-section=name.
914         * testsuite/Makefile.in: Regenerate.
915         * testsuite/section_sorting_name.cc: New file.
916         * testsuite/section_sorting_name.sh: New file.
917
918 2013-05-21  Cary Coutant  <ccoutant@google.com>
919
920         * symtab.h (Symbol::is_cxx_vtable): New function.
921         * target-reloc.h (relocate_section): Check for vtable symbol.
922         * testsuite/Makefile.am (missing_key_func.sh): New test case.
923         * testsuite/Makefile.in: Regenerate.
924         * testsuite/missing_key_func.cc: New test source.
925         * testsuite/missing_key_func.sh: New test script.
926
927 2013-05-21  Cary Coutant  <ccoutant@google.com>
928
929         * object.cc (Sized_relobj_file::get_symbol_location_info): Set
930         type of enclosing symbol.
931         (Relocate_info::location): Check symbol type when describing symbol.
932         * object.h (Symbol_location_info): Remove unused line_number;
933         add enclosing_symbol_type.
934         * testsuite/debug_msg.sh: Adjust expected output.
935
936 2013-05-13  Cary Coutant  <ccoutant@google.com>
937
938         * configure.ac: Export DEFAULT_TARGET.
939         * configure: Regenerate.
940         * Makefile.in: Regenerate.
941         * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
942         * testsuite/Makefile.in: Regenerate.
943         * testsuite/debug_msg.sh: Delete duplicate tests.
944         Don't check undef_int error message match for powerpc where the
945         source file and line number aren't available.
946
947 2013-05-10  Roland McGrath  <mcgrathr@google.com>
948
949         * options.h (General_options): Add --rosegment-gap option.
950         * options.cc (finalize): --rosegment-gap implies --rosegment.
951         * layout.cc (set_segment_offsets): Let user option override
952         target->rosegment_gap().
953
954 2013-05-10  Roland McGrath  <mcgrathr@google.com>
955
956         * options.h (General_options): Remove leading space from help
957         messages for -nostdlib and --rosegment.
958
959 2013-05-03  Maciej W. Rozycki  <macro@codesourcery.com>
960
961         PR ld/15365
962         * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
963
964 2013-05-03  Alan Modra  <amodra@gmail.com>
965
966         * merge.cc (Output_merge_string::do_add_input_section): Correct
967         scan for number of strings.  Rename vars to avoid shadowing.
968         Include missing terminator in input_size_.
969
970 2013-05-01  H.J. Lu  <hongjiu.lu@intel.com>
971
972         * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
973         Restore empty string handling.
974
975 2013-05-01  Cary Coutant  <ccoutant@google.com>
976
977         * stringpool.cc (Stringpool_template::new_key_offset): Fix
978         uninitialized warning.
979
980 2013-04-29  Alexander Ivchenko  <alexander.ivchenko@intel.com>
981
982         * output.cc (Output_section::add_merge_input_section): Allow
983         to merge sections if the alignment is more than character size.
984         * merge.h (Output_merge_string::Output_merge_string): Remove
985         assert.
986         * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
987         only not-null strings. Check the alignment of strings.
988         * stringpool.h
989         (Stringpool_template<Stringpool_char>::Stringpool_template): Add
990         alignment as the argument.
991         (Stringpool_template<Stringpool_char>::addralign_): New class member.
992         * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
993         Align non-zero length strings according to the addralign_.
994         (Stringpool_template<Stringpool_char>::set_string_offsets):
995         Updating offsets according to the given alignment.
996         * testsuite/Makefile.am (text_section_grouping): Test if string
997         literals are getting merged.
998         * testsuite/Makefile.in: Regenerate.
999         * testsuite/merge_string_literals_1.c: New file.
1000         * testsuite/merge_string_literals_2.c: Ditto.
1001         * testsuite/merge_string_literals.sh: Ditto.
1002
1003 2013-04-26  Ian Lance Taylor  <iant@google.com>
1004
1005         * target-reloc.h (relocate_section): If the reloc offset is out of
1006         range, pass VIEW as NULL to relocate.relocate.
1007         * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
1008         * i386.cc (Target_i386::Relocate::relocate): Likewise.
1009         * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1010         * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1011         * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
1012         * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1013
1014 2013-04-26  Geoff Pike  <gpike@chromium.org>
1015
1016         * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
1017         * layout.cc (Hash_task): New class.
1018         (Layout::queue_build_id_tasks): New function.
1019         (Layout::write_build_id): Handle single-thread portion of build ID
1020         computation.  (In some cases, all of it is single-threaded.)  Replace
1021         {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
1022         functionality in fewer lines of code.
1023         * layout.h (Layout::queue_build_id_tasks): New function declaration.
1024         * options.h (General_options): make "--build-id" default to tree
1025         rather than sha1.  Add two new options related to --build-id=tree:
1026         --build-id-chunk-size-for-treehash and
1027         --build-id-min-file-size-for-treehash.
1028         * Makefile.am: add testing of --build-id=tree and related new options
1029         (these tests will be invoked by "make check").
1030         * Makefile.in: Regenerate.
1031
1032 2013-04-25  Alan Modra  <amodra@gmail.com>
1033
1034         * configure.tgt: Add powerpcle and powerpc64le.
1035
1036 2013-04-22  Alan Modra  <amodra@gmail.com>
1037
1038         PR gold/15355
1039         * layout.cc (Layout::segment_precedes): Allow more than one
1040         segment with the same type and flags.
1041
1042 2013-04-15  Cary Coutant  <ccoutant@google.com>
1043
1044         * layout.cc (Layout::set_relocatable_section_offsets): Don't
1045         allocate space in file for BSS sections.
1046
1047 2013-04-15  Cary Coutant  <ccoutant@google.com>
1048
1049         * script-sections.cc (Orphan_output_section): Reset address
1050         to zero after each orphaned section for relocatable links.
1051
1052 2013-04-15  Cary Coutant  <ccoutant@google.com>
1053
1054         * symtab.cc (Symbol_table::sized_write_globals): Subtract
1055         section starting address for relocatable link.
1056         * testsuite/Makefile.am (script_test_11): New test.
1057         * testsuite/Makefile.in: Regenerate.
1058         * testsuite/script_test_11.c: New source file.
1059         * testsuite/script_test_11.t: New linker script.
1060
1061 2013-04-13  Alan Modra  <amodra@gmail.com>
1062
1063         * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
1064         owner when sections are not adjacent and exceed group size.
1065         (Target_powerpc::group_sections): Handle corner case.
1066         (Target_powerpc::Branch_info::make_stub): Handle case where
1067         stub table doesn't exist due to branches in non-exec sections.
1068         (Target_powerpc::Relocate::relocate): Likewise.
1069
1070 2013-04-11  Alan Modra  <amodra@gmail.com>
1071
1072         PR gold/15354
1073         * powerpc.cc (Target_powerpc::make_brlt_section): Name section
1074         .branch_lt to match bfd ld.  Adjust comments throughout file.
1075
1076 2013-04-04  Ian Lance Taylor  <iant@google.com>
1077
1078         GCC PR c++/56840
1079         * object.cc (do_layout_deferred_sections): Handle .eh_frame
1080         sections before checking whether they are included in the link.
1081
1082 2013-03-29  Sriraman Tallam  <tmsriram@google.com>
1083
1084         * archive.cc (Archive::get_elf_object_for_member):  Create the elf
1085         object before calling the plugin claim_file handler.  Pass the elf
1086         object of the archive to the plugin. Delete the elf object if the
1087         plugin claims the file.
1088
1089 2013-03-21  Alan Modra  <amodra@gmail.com>
1090
1091         * layout.cc (Layout::set_segment_offsets): Accept writable .text
1092         segment when omagic.
1093
1094 2013-03-21  Alan Modra  <amodra@gmail.com>
1095
1096         * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
1097         comparison warning.
1098         * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
1099         uninitialized" warning.
1100
1101 2013-03-20  Alan Modra  <amodra@gmail.com>
1102
1103         * symtab.h (Symbol::clear_version): New function.
1104         * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
1105         is_needed by weak references.  Clear version for symbols defined
1106         in as-needed objects that are not needed.
1107
1108 2013-03-15  Alan Modra  <amodra@gmail.com>
1109
1110         * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
1111         static and public.  Add report_err param.  Return false for data refs.
1112         (Target_powerpc::rela_dyn_section): New overloaded function.
1113         (Target_powerpc::plt_, iplt_): Elucidate.
1114         (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
1115         (Output_data_plt_powerpc::do_write): Don't write .iplt.
1116         (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
1117         (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
1118         calls.  Put ifunc dynamic relocs in irela_dyn_section.  Only
1119         push_branch and make_plt_entry for ifunc syms when
1120         reloc_needs_plt_for_ifunc.
1121         (Target_powerpc::Relocate::relocate): Don't use plt entry value
1122         for ifunc unless reloc_needs_plt_for_ifunc.
1123
1124 2013-03-15  Alan Modra  <amodra@gmail.com>
1125
1126         * gc.h (gc_process_relocs): Don't look through function descriptors.
1127         * icf.cc (get_section_contents): Do so here instead.
1128
1129 2013-03-13  Alan Modra  <amodra@gmail.com>
1130
1131         * powerpc.cc (is_branch_reloc): Forward declare.
1132         (Target_powerpc::do_can_check_for_function_pointers): New predicate.
1133         (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
1134         false for 64-bit, true for 32-bit non-branch relocs.
1135         (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
1136         * testsuite/Makefile.am (icf_test): Use linker map file instead of
1137         nm output.
1138         (icf_safe_test): Generate linker map file as well as nm output.
1139         (icf_safe_so_test): Likewise.
1140         * testsuite/Makefile.in: Regenerate.
1141         * testsuite/icf_test.sh: Parse linker map file to determine
1142         section folding.
1143         * testsuite/icf_safe_test.sh: Likewise.  Expect folding for PowerPC.
1144         * testsuite/icf_safe_so_test.sh: Likewise.
1145         (X86_32_or_ARM_specific_safe_fold): Merge into..
1146         (arch_specific_safe_fold): ..this.
1147         (X86_64_specific_safe_fold): Delete unused function.
1148
1149 2013-03-12  Alan Modra  <amodra@gmail.com>
1150
1151         * gc.h (gc_process_relocs): Look through function descriptors
1152         to determine shndx, symvalue and addend used by ICF.  Tidy
1153         variable duplication.
1154
1155 2013-03-11  Alan Modra  <amodra@gmail.com>
1156
1157         * gold.cc (queue_middle_tasks): Move detect_odr_violations..
1158         * layout.cc (Layout_task_runner::run): ..to here.
1159         * symtab.h (struct Symbol_location): Extract from..
1160         (class Symbol_table): ..here.
1161         * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
1162         * target.h (class Target): Add function_location and
1163         do_function_location functions.
1164         (class Sized_target): Add do_function_location.
1165         * object.h (class Sized_relobj_file): Move find_shdr..
1166         (class Object): ..to here.
1167         * object.cc: Likewise.  Update to suit.  Instantiate.
1168         (Sized_relobj_file::find_eh_frame): Update find_shdr call.
1169         * powerpc.cc (class Powerpc_dynobj): New.
1170         (Target_powerpc::do_function_location): New function.
1171         (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
1172         (Powerpc_dynobj::do_read_symbols): New function.
1173         (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
1174
1175 2013-03-08  Ian Lance Taylor  <iant@google.com>
1176
1177         * options.cc (General_options::string_to_object_format): Accept
1178         "default".
1179
1180 2013-03-08  Alan Modra  <amodra@gmail.com>
1181
1182         * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
1183         pointer to Post_fde.
1184         (struct Post_fde): Move definition to here..
1185         * ehframe.cc (struct Post_fde): ..from here.
1186         (Cie::write): Don't alloc Post_fde.
1187         (Eh_frame::do_sized_write): Update.  Don't free Post_fde.
1188
1189 2013-03-07  Alan Modra  <amodra@gmail.com>
1190
1191         * testsuite/discard_locals_relocatable_test.c: Add a powerpc
1192         relocation referencing .LC0.
1193         * testsuite/discard_locals_test.sh: Remove FIXMEs.
1194
1195 2013-03-07  Alan Modra  <amodra@gmail.com>
1196
1197         * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
1198         always_inline.  Add assembly for powerpc to avoid GOT.
1199
1200 2013-03-07  Alan Modra  <amodra@gmail.com>
1201
1202         * testsuite/script_test_10.sh: Don't test .bss section
1203         header number.
1204
1205 2013-03-06  Alan Modra  <amodra@gmail.com>
1206
1207         * powerpc.cc (class Powerpc_relobj): Move some member functions.
1208         (Target_powerpc::symval_for_branch):  Add symtab param.  Update
1209         all callers.  Handle folded sections.
1210         (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
1211         to Powerpc_relobj.
1212         (Global_symbol_visitor_opd::operator()): Likewise.
1213
1214 2013-03-04  Alan Modra  <amodra@gmail.com>
1215
1216         * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
1217         * testsuite/Makefile.in: Regenerate.
1218
1219 2013-03-01  Cary Coutant  <ccoutant@google.com>
1220
1221         Add dwp support for v2 DWARF package file format.
1222         * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1223         tu_length parameter.  Adjust all callers.
1224         * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1225         * dwp.cc: Include dwarf.h.
1226         (Section_bounds): New struct type.
1227         (Unit_set): New struct type.
1228         (Dwo_file::Dwo_file): Initialize new data member.
1229         (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1230         Combine and rename to...
1231         (Dwo_file::read_unit_index): ...this.
1232         (Dwo_file::sized_read_compunit_index)
1233         (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1234         (Dwo_file::sized_read_unit_index): ...this.
1235         (Dwo_file::copy_section): Remove section_name, is_str_offsets
1236         parameters; add section_id parameter.
1237         (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1238         (Dwo_file::add_unit_set): ...this.
1239         (Dwo_file::shndx_map_): Remove.
1240         (Dwo_file::sect_offsets_): New data member.
1241         (Dwp_output_file::Dwp_output_file): Initialize new data members.
1242         (Dwp_output_file::add_section): Rename to...
1243         (Dwp_output_file::add_contribution): ...this.
1244         (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1245         (Dwp_output_file::add_tu_set): Likewise.
1246         (Dwp_output_file::Contribution): New type.
1247         (Dwp_output_file::Section::contributions): New data member.
1248         (Dwp_output_file::Cu_or_tu_set): Remove.
1249         (Dwp_output_file::Section::Section): New ctor.
1250         (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1251         (Dwp_output_file::Dwp_index::Section_table): New type.
1252         (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1253         (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1254         parameter.
1255         (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1256         (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1257         (Dwp_output_file::Dwp_index::section_table): New member function.
1258         (Dwp_output_file::Dwp_index::section_table_end): New member function.
1259         (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1260         (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1261         (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1262         (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1263         (Dwp_output_file::Dwp_index::section_table_): New data member.
1264         (Dwp_output_file::Dwp_index::section_mask_): New data member.
1265         (Dwp_output_file::add_output_section): New member function.
1266         (Dwp_output_file::write_new_section): New member function.
1267         (Dwp_output_file::write_contributions): New member function.
1268         (Dwp_output_file::section_id_map_): New data member.
1269         (class Dwo_id_info_reader): Remove.
1270         (class Unit_reader): New class.
1271         (get_dwarf_section_name): New function.
1272         (Dwo_file::read_executable): Adjust initializations of class data.
1273         (Dwo_file::read): Add support for v2 package file format.
1274         (Dwo_file::read_unit_index): Likewise.
1275         (Dwo_file::sized_read_unit_index): Likewise.
1276         (Dwo_file::copy_section): Likewise.
1277         (Dwo_file::add_unit_set): Likewise.
1278         (Dwp_output_file::add_output_section): Likewise.
1279         (Dwp_output_file::add_contribution): Likewise.
1280         (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1281         for empty slot.
1282         (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1283         file format.
1284         (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1285         slot.
1286         (Dwp_output_file::initialize): Remove unused function.
1287         (Dwp_output_file::finalize): Add support for v2 package file format.
1288         (Dwp_output_file::write_index): Likewise.
1289         * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1290         function prototype.
1291
1292 2013-03-01  Cary Coutant  <ccoutant@google.com>
1293
1294         * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
1295         function into class definition in header file.
1296         (Dwarf_info_reader::warn_corrupt_debug_section): New function.
1297         * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
1298         New function.
1299         (Dwarf_info_reader::check_buffer): Move here from .cc file.
1300
1301 2013-02-28  Alan Modra  <amodra@gmail.com>
1302
1303         * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
1304         * target.cc (Target::do_plt_fde_location): New function.
1305         * ehframe.h (class FDE): Add post_map field to u_.from_linker,
1306         accessor function, and constructor param.
1307         (struct Post_fde, Post_fdes): Declare.
1308         (Cie::write): Add post_fdes param.
1309         * ehframe.cc (Fde::write): Use plt_fde_location.
1310         (struct Post_fde): Define.
1311         (Cie::write): Stash FDEs added post merge mapping.
1312         (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
1313         Adjust Fde constructor call.  Bump final_data_size_ for post map FDEs.
1314         (Eh_frame::do_sized_write): Arrange to write post map FDES after
1315         other FDEs.
1316         * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
1317         (Target_powerpc::has_glink): New function.
1318         (Target_powerpc::do_relax): Add eh_frame info for stubs.
1319         (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
1320         glink_eh_frame_fde_32, default_fde): New data.
1321         (Stub_table::eh_frame_added_): New var.
1322         (Stub_table::find_long_branch_entry, stub_address, stub_offset):
1323         Make const.
1324         (Stub_table::add_eh_frame): New function.
1325         (Output_data_glink::add_eh_frame): New function.
1326         (Target_powerpc::make_glink_section): Call add_eh_frame.
1327
1328 2013-02-15  Ian Lance Taylor  <iant@google.com>
1329
1330         * options.h (DEFINE_uint64_alias): Define.
1331         (class General_options): Add -Ttext-segment as an alias for
1332         -Ttext.
1333
1334 2013-02-15  Alan Modra  <amodra@gmail.com>
1335
1336         * powerpc.cc (Stub_table::plt_off): New function, extracted from..
1337         (Stub_table::do_write): ..here, two places.
1338         (Stub_table::plt_call_size): Use it here too.
1339
1340 2013-02-11  Ian Lance Taylor  <iant@google.com>
1341
1342         * descriptors.cc (Descriptors::close_all): New function.
1343         * descriptors.h (class Descriptors): Declare close_all.
1344         (close_all_descriptors): New inline function.
1345         * plugin.cc: Include "descriptors.h".
1346         (Plugin_manager::cleanup): Call close_all_descriptors.
1347
1348 2013-02-06  Alan Modra  <amodra@gmail.com>
1349
1350         * README: Update coding style link.
1351
1352 2013-01-28  Cary Coutant  <ccoutant@google.com>
1353
1354         * dwp.cc (File_list): New typedef.
1355         (Dwo_name_info_reader): New class.
1356         (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
1357         (Dwo_id_info_reader::visit_top_die): Remove unused member function.
1358         (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
1359         (Dwo_file::read_executable): New function.
1360         (Dwo_file::read): Move common setup code to ...
1361         (Dwo_file::make_object): ... here.
1362         (dwp_options): Add --exec/-e.
1363         (usage): Likewise.
1364         (main): Likewise.
1365
1366 2013-01-24  Sriraman Tallam  <tmsriram@google.com>
1367
1368         * layout.cc (Layout::layout): Check for option text_reorder.
1369         (Layout::make_output_section): Ditto.
1370         * options.h (text_reorder): New option.
1371         * output.cc (Input_section_sort_compare): Remove special ordering
1372         of section names.
1373         (Output_section::
1374          Input_section_sort_section_name_special_ordering_compare::
1375          operator()): New function.
1376         (Output_section::sort_attached_input_sections): Use new sort function
1377         for .text.
1378         * output.h (Input_section_sort_section_name_special_ordering_compare):
1379         New struct.
1380         * testsuite/Makefile.am (text_section_grouping): Test option
1381         --no-text-reorder
1382         * testsuite/Makefile.in: Regenerate.
1383         * testsuite/text_section_grouping.sh: Check order of functions without
1384         default text reordering.
1385
1386 2013-01-18  Mike Frysinger  <vapier@gentoo.org>
1387
1388         * options.h (General_options): Change default to true for new_dtags.
1389
1390 2013-01-18  Mike Frysinger  <vapier@gentoo.org>
1391
1392         * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
1393         when enable_new_dtags is false.  Only add DT_RUNPATH when
1394         enable_new_dtags is true.
1395
1396 2013-01-17  Serge Pavlov  <serge.v.pavlov@gmail.com>
1397
1398         * powerpc.cc (Stub_table::find_plt_call_entry): Make types
1399         used in declaration and definition consistent.
1400         (Target_powerpc::symval_for_branch): Ditto.
1401
1402 2013-01-16  Sriraman Tallam  <tmsriram@google.com>
1403
1404         * testsuite/plugin_final_layout.cc: Fix comment.
1405
1406 2013-01-16  Sriraman Tallam  <tmsriram@google.com>
1407
1408         * layout.cc (Layout::layout): Do not do default sorting for
1409         text sections when section ordering is specified.
1410         (make_output_section): Ditto.
1411         * testsuite/plugin_final_layout.cc: Name the function sections
1412         to catch reordering issues.
1413
1414 2013-01-15  Alan Modra  <amodra@gmail.com>
1415
1416         * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
1417         plt-thread-safe.
1418
1419 2013-01-15  Alan Modra  <amodra@gmail.com>
1420
1421         * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
1422         * testsuite/Makefile.in: Regenerate.
1423
1424 2013-01-14  Alan Modra  <amodra@gmail.com>
1425
1426         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
1427         * testsuite/Makefile.in: Regenerate.
1428
1429 2013-01-11  Pavel Chupin  <pavel.v.chupin@intel.com>
1430
1431         PR bfd/14430
1432         Fix mingw gold build with plugins enabled
1433         * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
1434         * configure.ac: Export DLOPEN_LIBS and add headers check.
1435         * plugin.cc: Handle non-dlfcn case.
1436         * Makefile.in: Regenerate.
1437         * config.in: Regenerate.
1438         * configure: Regenerate.
1439         * testsuite/Makefile.in: Regenerate.
1440
1441 2013-01-09  Sriraman Tallam  <tmsriram@google.com>
1442
1443         * output.h (sort_attached_input_sections): Change to be public.
1444         * script-sections.cc
1445         (Output_section_definition::set_section_addresses): Sort
1446         attached input sections according to section order before linker
1447         script assigns section addresses.
1448         (Orphan_output_section::set_section_addresses): Sort
1449         attached input sections according to section order before linker
1450         script assigns section addresses.
1451         * Makefile.am (final_layout.sh): Use a simple linker script to
1452         check if section ordering still works.
1453         * Makefile.in: Regenerate.
1454
1455 2013-01-09  Ben Cheng  <bccheng@google.com>
1456
1457         * arm.cc (Target_arm::attributes_accept_div): New function.
1458         (Target_arm::attributes_forbid_div): New function.
1459         (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
1460         attribute using the same new functions as what bfd/elf32_arm.c
1461         does.
1462
1463 2013-01-07  Cary Coutant  <ccoutant@google.com>
1464
1465         PR gold/14993
1466         * output.cc (Output_section::add_input_section): For incremental
1467         updates, don't track input sections that are allocated from patch
1468         space.
1469
1470 2013-01-07  H.J. Lu  <hongjiu.lu@intel.com>
1471             Ian Lance Taylor  <iant@google.com>
1472
1473         PR gold/14897
1474         * configure.ac (--enable-ld): Removed.
1475         (install_as_default): Set to yes only for --enable-gold=default
1476         or --disable-ld.
1477         * configure: Regenerated.
1478
1479 2013-01-07  H.J. Lu  <hongjiu.lu@intel.com>
1480
1481         * options.h (General_options): Add -fuse-ld= for GCC linker
1482         option compatibility.
1483
1484 2013-01-04  Cary Coutant  <ccoutant@google.com>
1485
1486         * configure.ac: Fix typo restoring CXXFLAGS.
1487         * configure: Regenerate.
1488
1489 2013-01-04  Cary Coutant  <ccoutant@google.com>
1490
1491         * testsuite/Makefile.am (CXXLINK_S): New macro.
1492         (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
1493         * testsuite/Makefile.in: Regenerate.
1494
1495 2013-01-02  H.J. Lu  <hongjiu.lu@intel.com>
1496
1497         * version.cc (print_version): Update copyright year to 2013.
1498
1499 2012-12-20  Ian Lance Taylor  <iant@google.com>
1500
1501         * layout.cc (Layout::special_ordering_of_input_section): New
1502         function.
1503         (Layout::layout): If input section requires special ordering, must
1504         sort input sections.
1505         (Layout::make_output_section): May sort .text input sections.
1506         (Layout::is_section_name_prefix_grouped): Remove.
1507         * layout.h (class Layout): Declare
1508         special_ordering_of_input_section.  Don't declare
1509         is_section_name_prefix_grouped.
1510         * output.cc (Output_section::add_input_section): Revert last
1511         change.
1512         (Output_section::Input_section_sort::match_file_name): Don't crash
1513         if called on output section data.
1514         (Output_section::Input_section_sort_compare): Sort based on
1515         special ordering.
1516         (Output_section::Input_section_sort_section_order_index_compare):
1517         Revert last patch.
1518         (Output_section::sort_attached_input_sections): Likewise.
1519
1520 2012-12-18  Sriraman Tallam  <tmsriram@google.com>
1521
1522         * layout.cc (Layout::is_section_name_prefix_grouped): New function.
1523         * layout.h (Layout::is_section_name_prefix_grouped): New function.
1524         * output.cc (Output_section::add_input_section): Check if section
1525         name contains special prefix.  Keep input sections to sort such
1526         sections.
1527         (Output_section::Input_section_sort_section_order_index_compare
1528          ::operator()): Group sections according to prefixes.
1529         (Output_section::sort_attached_input_sections): Add condition to
1530         Input_section_entry constructor call.
1531         * testsuite/Makefile.am (text_section_grouping): New test.
1532         * testsuite/Makefile.in: Regenerate.
1533         * testsuite/text_section_grouping.cc: New file.
1534         * testsuite/text_section_grouping.sh: New file.
1535
1536 2012-12-17  Nick Clifton  <nickc@redhat.com>
1537
1538         * Makefile.am: Add copyright notice.
1539         * NEWS: Likewise.
1540         * README: Likewise.
1541         * configure.ac: Likewise.
1542         * ftruncate.c: Likewise.
1543         * Makefile.in: Regenerate.
1544
1545 2012-12-14  Cary Coutant  <ccoutant@google.com>
1546
1547         * testsuite/Makefile.am (exception_separate_shared_12_test): Add
1548         --no-as-needed flag.
1549         (exception_separate_shared_12_test): Likewise.
1550         (incremental_copy_test): Likewise.
1551         * testsuite/Makefile.in: Regenerate.
1552
1553 2012-12-14  Cary Coutant  <ccoutant@google.com>
1554
1555         * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
1556         (Dwp_output_file::Dwp_index::enter_set): Add assert.
1557
1558 2012-12-12  Alan Modra  <amodra@gmail.com>
1559
1560         * powerpc.cc (class Track_tls): New.
1561         (class Relocate, class Scan): Inherit Track_tls.
1562         (Target_powerpc::Scan::local, global): Track tls optimization
1563         and avoid creating plt entry for __tls_get_addr if all uses
1564         are optimized away.
1565         (Target_powerpc::Relocate::relocate): Update to use Track_tls.
1566
1567 2012-12-12  Alan Modra  <amodra@gmail.com>
1568
1569         * options.h (General_options): Add --toc-sort/--no-toc-sort.
1570         Replace no_toc_optimize with toc_optimize.
1571         * output.h (Output_section::input_sections): Provide non-const variant.
1572         * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
1573         set_has_small_toc_reloc, has_small_toc_reloc): New variable and
1574         accessors.
1575         (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
1576         (class Sort_toc_sections): New.
1577         (Target_powerpc::do_finalize_sections): Sort toc sections.
1578         (Target_powerpc::Relocate::relocate): Update toc_optimize test.
1579
1580 2012-12-10  Roland McGrath  <mcgrathr@google.com>
1581
1582         * testsuite/binary_unittest.cc (read_all): New function.
1583         (Sized_binary_test): Use it instead of ::read.
1584         * fileread.cc (do_read): Don't assume pread always reads the whole
1585         amount in a single call.
1586
1587 2012-12-10  Alan Modra  <amodra@gmail.com>
1588
1589         * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
1590         Set EM_PPC64 or EM_PPC here.
1591         (Target_selector_powerpc::do_recognize): Delete.
1592
1593 2012-12-10  Alan Modra  <amodra@gmail.com>
1594
1595         * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
1596         stub_table_.
1597         (Target_powerpc::Branch_info::make_stub): Don't omit addend.
1598
1599 2012-12-07  Roland McGrath  <mcgrathr@google.com>
1600
1601         * testsuite/binary_unittest.cc (Sized_binary_test):
1602         Use open_descriptor rather than ::open.
1603
1604 2012-12-07  Alan Modra  <amodra@gmail.com>
1605
1606         * powerpc.cc (Stub_table::do_write): Delete redundant Address
1607         typedef and invalid_address constant.
1608         (Output_data_glink, Stub_table, Target_powerpc): Explicitly
1609         instantiate constants.
1610
1611 2012-12-06  Roland McGrath  <mcgrathr@google.com>
1612
1613         * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
1614         Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
1615         * aclocal.m4: Regenerate.
1616         * configure: Regenerate.
1617         * Makefile.in: Regenerate.
1618         * testsuite/Makefile.in: Regenerate.
1619
1620 2012-12-07  Alan Modra  <amodra@gmail.com>
1621
1622         * options.h (General_options): Add no_toc_optimize.
1623         * powerpc.cc (ok_lo_toc_insn): New function.
1624         (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
1625
1626 2012-12-06  Alan Modra  <amodra@gmail.com>
1627
1628         * options.h (General_options): Add plt_align, plt_static_chain,
1629         plt_thread_safe.  Update stub_group_size help text.
1630         * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
1631         for new plt_thread_safe_ var.
1632         (use_plt_offset): Correct comments.
1633         (Target_powerpc::do_relax): Look for thread creation symbols to
1634         determine default plt_thread_safe value.  Clear plt call stubs
1635         as well as branch stubs each iteration.
1636         (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
1637         insn constants.
1638         (l, hi, ha, write_insn): Move earlier.
1639         (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
1640         (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
1641         plt stubs too.
1642         (Stub_table::update_size): Adjust.
1643         (Stub_table::prev_size, set_prev_size): Delete.
1644         (Stub_table::stub_align): Let --plt-align affect result.
1645         (Stub_table::plt_call_size): Calculate sizes for various stubs.
1646         (Stub_table::branch_stub_size): Use last_plt_size in address calc.
1647         (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
1648         (Stub_table::do_write): Support more stub variants.
1649
1650 2012-12-04  Alan Modra  <amodra@gmail.com>
1651
1652         * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
1653         (Target_powerpc::do_define_standard_symbols): New function.
1654
1655 2012-12-03  Alan Modra  <amodra@gmail.com>
1656
1657         * output.h: Formatting, whitespace.
1658
1659 2012-12-03  Alan Modra  <amodra@gmail.com>
1660
1661         * layout.h (Layout::get_executable_sections): Declare.
1662         * layout.cc (Layout::get_executable_sections): New function.
1663         * arm.cc (Target_arm::group_sections): Use it.
1664         (Arm_output_section::group_sections): Delete now redundant test.
1665         * output.cc (Output_reloc::Output_reloc): Add is_relative.
1666         param to handle relative relocs.
1667         * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
1668         (Output_data_reloc::add_absolute): Adjust.
1669         (Output_data_reloc::add_relative): New function.
1670         (Output_data::reset_data_size): New function.
1671         (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
1672         (Output_section::set_addralign): New function.
1673         (Output_section::checkpoint_set_addralign): New function.
1674         (Output_section::clear_section_offsets_need_adjustment): New function.
1675         (Output_section::input_sections): Make public.
1676         * powerpc.cc (class Output_data_brlt_powerpc): New.
1677         (class Stub_table, class Stub_control): New.
1678         (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
1679         stub_table_, set_stub_table, stub_table): New vectors and accessor
1680         functions.
1681         (Target_powerpc::do_may_relax, do_relax, push_branch,
1682         new_stub_table, stub_tables, brlt_section, group_sections,
1683         add_branch_lookup_table, find_branch_lookup_table,
1684         write_branch_lookup_table, make_brlt_section): New functions.
1685         (Target_powerpc::struct Sort_sections, class Branch_info): New.
1686         (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
1687         branch_info_): New vars.
1688         (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
1689         make call stubs here.
1690         (Output_data_glink): Remove all call stub handling from this class.
1691         (Target_powerpc::Scan::local, global): Save interesting branch
1692         relocs and relocs for ifunc.  Adjust calls to plt entry functions.
1693         (Target_powerpc::do_finalize_sections): Only make reg save/restore
1694         functions on final link.
1695         (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
1696         Handle long branch destinations too.
1697         (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
1698         do_plt_address_for_local): Adjust lookup of plt call stubs.
1699
1700 2012-11-30  Alan Modra  <amodra@gmail.com>
1701
1702         * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
1703         relocs against protected symbols when building 32-bit shared libs.
1704
1705 2012-11-30  Alan Modra  <amodra@gmail.com>
1706
1707         * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
1708         param.  Call got_section() to make .got.  Update all callers
1709         and their callers and so on.
1710
1711 2012-11-30  Alan Modra  <amodra@gmail.com>
1712
1713         * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
1714         _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
1715         (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
1716         value if it already exists.
1717
1718 2012-11-19  H.J. Lu  <hongjiu.lu@intel.com>
1719
1720         PR gold/14858
1721         * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
1722
1723 2012-11-14  Roland McGrath  <mcgrathr@google.com>
1724
1725         * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
1726         than bfc instruction for data sandboxing.
1727
1728 2012-11-08  Alan Modra  <amodra@gmail.com>
1729
1730         * po/POTFILES.in: Regenerate.
1731
1732 2012-11-05  Alan Modra  <amodra@gmail.com>
1733
1734         * configure.ac: Apply 2012-09-10 change to config.in here.
1735         * configure: Regenerate.
1736
1737 2012-11-05  Alan Modra  <amodra@gmail.com>
1738
1739         * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
1740         (struct Opd_ent): Use "Address" rather than "Offset".
1741         (Output_data_got_powerpc::got_base_offset): Return Valtype.
1742         (Target_powerpc::got_section): Make public.
1743         (Target_powerpc::scan_relocs): Move code setting symbols..
1744         (Powerpc_relobj::do_scan_relocs): ..to here, new function.
1745         Create _SDA_BASE_ only when referenced.
1746
1747 2012-11-02  Roland McGrath  <mcgrathr@google.com>
1748
1749         * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
1750         from last change.
1751
1752 2012-11-01  Roland McGrath  <mcgrathr@google.com>
1753
1754         * target.h (Sized_target::relocate_relocs): Use Elf_Off
1755         for offset_in_output_section parameter.
1756         (Sized_target::relocate_special_relocatable): Likewise.
1757         * arm.cc (Target_arm::relocate_relocs): Likewise.
1758         (Target_arm::relocate_special_relocatable): Likewise.
1759         * i386.cc (Target_i386::relocate_relocs): Likewise.
1760         * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
1761         * sparc.cc (Target_sparc::relocate_relocs): Likewise.
1762         * target-reloc.h (relocate_relocs): Likewise.
1763         * testsuite/testfile.cc (Target_test): Likewise.
1764         * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
1765         * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
1766
1767         * system.h: Move inclusion of <clocale> to after <libintl.h> in
1768         [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
1769
1770         * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
1771         parameter, which is unused in the [!F_SETFD] case.
1772
1773         * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
1774         SYMNDX to off_t before comparing it to this->data_size().
1775         * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
1776         * incremental.cc (Output_section_incremental_inputs::do_write):
1777         Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
1778
1779         * nacl.cc: Include "libiberty.h" for vasprintf declaration.
1780
1781 2012-10-30  Steve McIntyre  <steve.mcintyre@linaro.org>
1782
1783         * gold.cc (Target_arm::do_adjust_elf_header): Add the
1784         hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
1785         in EABI_VER5.
1786
1787 2012-10-29  Cary Coutant  <ccoutant@google.com>
1788
1789         * dwp.cc (usage): Add file and exit status parameters;
1790         add --help and --version options.
1791         (print_version): New function.
1792         (main): Add --help and --version options.
1793
1794 2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
1795
1796         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
1797         final_layout_sequence.txt.
1798         * testsuite/Makefile.in: Regenerated.
1799
1800 2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
1801
1802         * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
1803         COMPILE generated by automake.
1804         (LINK1): Likewise.
1805         (CXXCOMPILE1): Likewise.
1806         (CXXLINK1): Likewise.
1807         (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
1808         (LINK): Likewise.
1809         (CXXCOMPILE): Likewise.
1810         (CXXLINK): Likewise.
1811         * testsuite/Makefile.in: Regenerated.
1812
1813 2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
1814
1815         * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
1816         on bad fwrite return.
1817
1818 2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
1819
1820         * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
1821         on val.
1822
1823 2012-10-23  Cary Coutant  <ccoutant@google.com>
1824
1825         * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
1826         * testsuite/Makefile.in: Regenerate.
1827         * testsuite/dwp_test.h: New source file.
1828         * testsuite/dwp_test_1.cc: New source file.
1829         * testsuite/dwp_test_1.s: New source file.
1830         * testsuite/dwp_test_1.sh: New source file.
1831         * testsuite/dwp_test_1b.cc: New source file.
1832         * testsuite/dwp_test_1b.s: New source file.
1833         * testsuite/dwp_test_2.cc: New source file.
1834         * testsuite/dwp_test_2.s: New source file.
1835         * testsuite/dwp_test_2.sh: New source file.
1836         * testsuite/dwp_test_main.cc: New source file.
1837         * testsuite/dwp_test_main.s: New source file.
1838
1839 2012-10-23  Cary Coutant  <ccoutant@google.com>
1840
1841         * dwp.h: New header file.
1842         * dwp.cc: New source file.
1843         * gold.h: Move shared declarations to system.h.
1844         * system.h: New header file.
1845         * Makefile.am: Add dwp.
1846         * Makefile.in: Regenerate.
1847
1848 2012-10-23  Cary Coutant  <ccoutant@google.com>
1849
1850         * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
1851         Dwarf_info_reader::read_from_pointer.
1852         (Dwarf_pubnames_table::read_header): Likewise.
1853         (Dwarf_pubnames_table::next_name): Likewise.
1854         (Dwarf_die::read_attributes): Likewise.
1855         (Dwarf_die::skip_attributes): Likewise.
1856         (Dwarf_info_reader::read_from_pointer): New function template.
1857         * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
1858         (Dwarf_pubnames_table): Likewise.
1859         (Dwarf_info_reader::read_from_pointer): New function template.
1860         * gdb-index.cc (Gdb_index_info_reader): Adjust call to
1861         Dwarf_pubnames_table ctor.
1862
1863 2012-10-23  Cary Coutant  <ccoutant@google.com>
1864
1865         * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
1866         abbrev_shndx.
1867         * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
1868         abbrev_shndx_.
1869         (Dwarf_info_reader::set_abbrev_shndx): New method.
1870         (Dwarf_info_reader::abbrev_shndx_): New data member.
1871
1872 2012-10-23  Cary Coutant  <ccoutant@google.com>
1873
1874         * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
1875         from object, not parameters.
1876         (Dwarf_info_reader::parse): Likewise.
1877         * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
1878         (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
1879         (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
1880         methods.
1881
1882 2012-10-23  Cary Coutant  <ccoutant@google.com>
1883
1884         * fileread.cc (Input_file::Input_file): New constructor.
1885         * fileread.h (class Input_file): Add new constructor.
1886
1887 2012-10-18  Alan Modra  <amodra@gmail.com>
1888
1889         PR gold/14727
1890         * object.cc (Relobj::is_section_name_included): Also match
1891         .sdata personality section.
1892
1893 2012-10-18  Alan Modra  <amodra@gmail.com>
1894
1895         * target-reloc.h (class Default_comdat_behavior): New, package up..
1896         (get_comdat_behaviour): ..this.
1897         (relocate_section): Add Relocate_comdat_behavior template arg,
1898         adjust code to suit.
1899         * arm.cc (Target_arm::relocate_section): Adjust to suit.
1900         (Target_arm::scan_reloc_section): Likewise.
1901         * i386.cc (Target_i386::relocate_section): Likewise.
1902         * sparc.cc (Target_sparc::relocate_section): Likewise.
1903         * tilegx.cc (Target_tilegx::relocate_section): Likewise.
1904         * x86_64.cc (Target_x86_64::relocate_section): Likewise.
1905         * powerpc.cc (class Relocate_comdat_behavior): New.
1906         (Target_powerpc::relocate_section): Don't zap opd relocs.  Supply
1907         gold::relocate_section with new template arg.
1908
1909 2012-10-18  Alan Modra  <amodra@gmail.com>
1910
1911         * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
1912         dynamic relocs for GOT_TPREL got entries, without symbol if
1913         resolving locally.
1914         (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
1915         (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
1916         (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
1917
1918 2012-10-17  Alan Modra  <amodra@gmail.com>
1919
1920         PR gold/14726
1921         * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
1922
1923 2012-10-16  Sriraman Tallam  <tmsriram@google.com>
1924
1925         * layout.cc (Layout::include_section): Keep sections marked
1926         SHF_EXCLUDE when doing relocatable links.
1927
1928 2012-10-16  Alan Modra  <amodra@gmail.com>
1929
1930         * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
1931         (Target_powerpc::do_finalize_sections): Call it.
1932         (Output_data_save_res): New class and supporting functions.
1933         (Target_powerpc::symval_for_branch): Only look up .opd entry for
1934         normal symbols defined in object files.
1935
1936 2012-10-12  Alan Modra  <amodra@gmail.com>
1937
1938         * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
1939         (struct Opd_ent): Make "discard" a bit field.  Add "gc_mark".
1940         (Target_powerpc::do_gc_mark_symbol): Delay marking function code
1941         section if scan_opd_relocs not yet called.
1942         (Target_powerpc::gc_process_relocs): Call process_gc_mark.
1943
1944 2012-10-12  Alan Modra  <amodra@gmail.com>
1945
1946         * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1947         add_local_ifunc_entry): Revert last change.
1948         (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
1949
1950 2012-10-05  Alan Modra  <amodra@gmail.com>
1951
1952         * powerpc.cc (Target_powerpc::do_plt_address_for_local,
1953         do_plt_address_for_global): New functions.
1954         (Output_data_got_powerpc::do_write): Don't segfault when linking
1955         statically.
1956         (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1957         add_local_ifunc_entry): Return true on adding entry..
1958         (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
1959         glink->add_entry call.  Remove unused symtab param.  Adjust calls.
1960         (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
1961         (Target_powerpc::make_iplt_section): Remove symtab param.  Don't
1962         set up symbols here.
1963         (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
1964         syms here.  Do so even when no .iplt.  Don't segfault when linking
1965         statically.
1966         (Output_data_glink::add_entry, find_entry): Rearrange params.  Add
1967         new variants without reloc param.
1968         (Glink_sym_ent::Glink_sym_ent): Likewise.
1969         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
1970         reloc when refs will resolve to plt call stub.
1971         (Target_powerpc::Scan::local): Correct ifunc handling.  Allow
1972         R_PPC_PLTREL24 to resolve locally.
1973         (Target_powerpc::Scan::global): Correct ifunc handling.
1974         (Target_powerpc::Relocate::relocate): Correct local sym glink
1975         lookup.  Don't destroy "value" when we have a plt call stub,
1976         and when checking plt call validity.
1977         (Target_powerpc::do_dynsym_value): Simplify.
1978
1979 2012-10-05  Alan Modra  <amodra@gmail.com>
1980
1981         * i386.cc (Output_data_plt_i386::address_for_global,
1982         address_for_local): Add plt offset to returned value.  Adjust uses.
1983         * sparc.cc (Output_data_plt_sparc::address_for_global,
1984         address_for_local): Likewise.
1985         * tilegx.cc (Output_data_plt_tilegx::address_for_global,
1986         address_for_local): Likewise.
1987         * x86_64.cc (Output_data_plt_x86_64::address_for_global,
1988         address_for_local): Likewise.
1989         * target.h (Target::plt_address_for_global, plt_address_for_local):
1990         Update comment.
1991         * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
1992         (Output_data_got::Got_entry::write): Nor here.
1993         * output.h: Comment fix.
1994
1995 2012-10-02  Jiong Wang  <jiwang@tilera.com>
1996
1997         * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
1998         global_offset_table_ value for larget got.
1999         (Target_tilegx::Relocate::relocate): Handle adjusted got value.
2000
2001 2012-09-29  Alan Modra  <amodra@gmail.com>
2002
2003         * powerpc.cc (Target_powerpc::iplt_): New output section.
2004         (Target_powerpc::iplt_section, make_iplt_section,
2005         reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
2006         (Target_powerpc::make_plt_entry): Handle ifunc syms.
2007         Target_powerpc::plt_entry_count): Count iplt entries too.
2008         (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
2009         reloc section in constructor.  New params.
2010         (Target_powerpc::make_plt_section): Create reloc section here instead.
2011         (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
2012         functions.
2013         (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
2014         (Output_data_glink::add_entry, find_entry): New functions to
2015         deal with local syms.
2016         (Glink_sym_ent): Add support for local syms.
2017         (Output_data_glink::do_write): Handle ifunc plt entries.
2018         (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2019         (Target_powerpc::Scan::local, global): Handle ifunc syms.
2020         (Target_powerpc::Relocate::relocate): Likewise.
2021         (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
2022
2023 2012-09-25  Alan Modra  <amodra@gmail.com>
2024
2025         * object.h (Sized_relobj_file::adjust_local_symbol,
2026         do_adjust_local_symbol): New functions.
2027         * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
2028         * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
2029         (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
2030         and irregular opd entry spacing.
2031         (Powerpc_relobj::do_read_relocs): Add opd size checks.
2032         (Global_symbol_visitor_opd): New functor.
2033         (Target_powerpc::do_finalize_sections): Omit global symbols defined
2034         on deleted opd entries.
2035
2036 2012-09-15  Jiong Wang  <jiwang@tilera.com>
2037
2038         * tilegx.cc: New file.
2039         * Makefile.am (TARGETSOURCES): Add tilegx.cc
2040         (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
2041         * configure.tgt: Add entries for tilegx*.
2042         * configure.ac: Likewise.
2043         * Makefile.in: Rebuild.
2044         * configure: Likewise.
2045         * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
2046         tilegx.
2047
2048 2012-09-13  Alan Modra  <amodra@gmail.com>
2049
2050         * target-reloc.h (scan_relocs): Call scan.local for relocs
2051         against symbols in discarded sections.  Pass is_discarded
2052         param.
2053         * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
2054         Add is_discarded param.
2055         * powerpc (Target_powerpc::Scan::local): Likewise.  Use
2056         is_discarded to flag opd entry as discarded.  Don't emit dyn
2057         relocs on such entries.
2058         (Target_powerpc::Scan::global): Similarly detect and handle
2059         such opd entries.
2060         (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
2061         opd_ent_.  Update all uses.
2062         (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
2063         (Target_powerpc::relocate_section): Zero out discarded opd
2064         entry relocs.
2065
2066 2012-09-12  Ian Lance Taylor  <iant@google.com>
2067
2068         PR gold/14570
2069         * output.cc: Rename Output_data_got template parameter from size
2070         to got_size for all functions.  Compile all variants of
2071         Output_data_got.
2072         (Output_data_got::Got_entry::write): Correct use of size for
2073         symbol value.  Use local_is_tls rather than casting to
2074         Sized_relobj_file.
2075         * object.h (class Object): Add local_is_tls and do_local_is_tls.
2076         (class Sized_relobj_file): Add do_local_is_tls.
2077         * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
2078
2079 2012-09-11  Alan Modra  <amodra@gmail.com>
2080
2081         PR gold/14566
2082         * layout.cc (Layout::set_segment_offsets): When using
2083         common-page-size alignment, ensure we are on a new max-page-size
2084         page.
2085         * output.cc (Output_segment::set_section_addresses): Use
2086         abi_pagesize, not common_pagesize for relro boundary.
2087         (Output_segment::set_offset): Likewise.
2088
2089 2012-09-11  Alan Modra  <amodra@gmail.com>
2090
2091         * output.h (Output_data_got::add_global_tls, add_local_tls,
2092         add_local_tls_pair): New functions.
2093         (Output_data_got::add_local_pair_with_rel): Remove second
2094         reloc param.  Expand comment.
2095         (Output_data_got::Got_entry): Rename use_plt_offset_ to
2096         use_plt_or_tls_offset_, similarly for constructor param.
2097         (Output_data_got::Got_entry::write): Add got_index param.
2098         * output.cc (Output_data_got::add_global_tls, add_local_tls,
2099         add_local_tls_pair): New functions.
2100         (Output_data_got::Got_entry::write): Handle tls symbols
2101         with use_plt_or_tls_offset_ set specially.
2102         (Output_data_got::add_local_pair_with_rel): Only one reloc.
2103         (Output_data_got::do_write): Replace iterator with index, pass
2104         index to entry write function.
2105         * target.h (Target::tls_offset_for_local, tls_offset_for_global,
2106         do_tls_offset_for_local, do_tls_offset_for_global): New functions.
2107         * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
2108         call.
2109         * i386.cc (Target_i386::Scan::local): Likewise.
2110         * sparc.cc (Target_sparc::Scan::local): Likewise.
2111         * x86_64.cc (Target_x86_64::Scan::local): Likewise.
2112         * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
2113         do_tls_offset_for_global): New functions.
2114         (Target_powerpc::Scan::local): Correct TLS relocations and got
2115         entry values.
2116         (Target_powerpc::Scan::global): Don't emit unnecessary
2117         dynamic relocations on TLS GOT entries.
2118
2119 2012-09-10  Matthias Klose  <doko@ubuntu.com>
2120
2121         * config.in: Disable sanity check for kfreebsd.
2122
2123 2012-09-10  Sterling Augustine  <saugustine@google.com>
2124
2125         * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
2126         (Gdb_index::pubtypes_read): New parameter.
2127         (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
2128         to calls.
2129         * gdb-index.h (Gdb_index): New fields pubnames_object_ and
2130         pubtypes_object_.
2131
2132 2012-09-09  Alan Modra  <amodra@gmail.com>
2133
2134         * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
2135         (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
2136         * gc.h (gc_process_relocs): Call target gc_add_reference.
2137         * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
2138         * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
2139         (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
2140         unnecessary cast.
2141         * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
2142         to cater for when we don't need code offset.  Update use.
2143         (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
2144         (Powerpc_relobj::access_from_map, add_reference, opd_valid,
2145         set_opd_valid): New functions.
2146         (Target_powerpc::do_gc_add_reference): New function.
2147         (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
2148         stashed refs.
2149         (Target_powerpc::do_gc_mark_symbol): New function.
2150
2151 2012-09-06  Cary Coutant  <ccoutant@google.com>
2152
2153         * dwarf_reader.cc (Dwarf_die::read_attributes): Add
2154         DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
2155         (Dwarf_die::skip_attributes): Likewise.
2156         * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
2157         * testsuite/gdb_index_test.cc (inline_func_1): New function.
2158         (main): Call it.
2159         * testsuite/gdb_index_test_comm.sh: Check index for inline function.
2160
2161 2012-09-05  H.J. Lu  <hongjiu.lu@intel.com>
2162
2163         * testsuite/script_test_3.t: Add .got.plt output section
2164         statement.
2165         * testsuite/script_test_4.t: Likewise.
2166
2167 2012-09-05  Alan Modra  <amodra@gmail.com>
2168
2169         * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
2170         update all uses and lose "enum" when using type.
2171
2172 2012-09-05  Alan Modra  <amodra@gmail.com>
2173
2174         * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
2175         * configure: Regenerate.
2176         * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
2177         (plugin_final_layout.stdout): Likewise.
2178         (memory_test): Set page sizes to 0x1000.
2179         * testsuite/Makefile.in: Regenerate.
2180         * testsuite/discard_locals_test.sh: Add FIXME comment.
2181         * testsuite/justsyms_exec.c: Disable function test for powerpc64.
2182         * testsuite/pr14265.t: Add .got output section statement.
2183         * testsuite/script_test_2.t: Likewise.
2184         * testsuite/script_test_3.t: Likewise.
2185         * testsuite/script_test_4.t: Likewise.
2186         * testsuite/script_test_5.t: Likewise.
2187         * testsuite/script_test_6.t: Likewise.
2188         * testsuite/script_test_7.t: Likewise.
2189         * testsuite/script_test_9.t: Likewise.
2190
2191 2012-09-05  Alan Modra  <amodra@gmail.com>
2192
2193         * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
2194         (Powerpc_relocate_functions::Status): New typedef.
2195         (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2196         (Target_powerpc::Scan::local): Handle REL64.
2197         (Target_powerpc::Scan::global): Likewise, and dynamic relocs
2198         for REL32 and REL64.
2199         (Target_powerpc::symval_for_branch): New function, extracted from..
2200         (Target_powerpc::Relocate::relocate): ..here.  Correct plt call
2201         checks.  Report overflow errors.
2202
2203 2012-09-05  Alan Modra  <amodra@gmail.com>
2204
2205         * object.h (Sized_relobj_file::emit_relocs): Delete.
2206         (Sized_relobj_file::emit_relocs_reltype): Delete.
2207         * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
2208         relocate_relocs for --emit-relocs.
2209         (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
2210         * output.h: Update comment.
2211         (Output_segment::first_section): New function.
2212         (Output_segment::first_section_load_address): Use first_section.
2213         * output.cc (Output_segment::first_section): New function extracted..
2214         (Output_segment::first_section_load_address): ..from here.  Delete.
2215         * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
2216         * target.h (Sized_target::relocate_for_relocatable): Likewise.
2217         * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
2218         adjust call to target.h function.
2219         * i386.cc (Target_i386): Likewise.
2220         * sparc.cc (Target_sparc): Likewise.
2221         * x86_64.cc (Target_x86_64): Likewise.
2222         * powerpc.cc (Target_powerpc): Likewise.
2223         (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS.  Ensure
2224         first tls section has section symbol for optimised local dynamic
2225         output relocs.
2226         (Target_powerpc::Relocate::relocate): Correct local dynamic value.
2227         (Target_powerpc::relocate_relocs): Adjust relocs emitted for
2228         optimised tls code.
2229         * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
2230         Rename to relocate_relocs.  Update error message.
2231
2232 2012-09-04  Andreas Schwab  <schwab@linux-m68k.org>
2233
2234         * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
2235         --just-symbols.
2236
2237 2012-08-31  Alan Modra  <amodra@gmail.com>
2238
2239         * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
2240         (Powerpc_relobj::toc_base_offset): New stub function.
2241         (Target_powerpc): Add tp_offset, dtp_offset.  Rename
2242         got_mod_index_offset to tlsld_got_offset.  Update all refs.
2243         (Target_powerpc::Relocate::enum skip_tls): New.
2244         (Target_powerpc::call_tls_get_addr_): New var.
2245         (Target_powerpc::is_branch_reloc): Move to file scope.
2246         (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
2247         (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
2248         New functions.
2249         (Target_powerpc::enum Got_type): Delete old values, add new ones.
2250         (powerpc_info): Correct common_pagesize for ppc64.
2251         (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
2252         (Powerpc_relocate_functions): Add overflow check enums and functions.
2253         Add non-shift version of rela, rela_ua.  Delete all rel public
2254         functions.  Delete addr16_lo.  Add addr64, addr64_u, addr32,
2255         addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
2256         addr16_ha3, addr14 functions.
2257         (Output_data_got_powerpc::add_constant_pair): New function.
2258         (Output_data_got_powerpc::got_base_offset): Likewise.
2259         (Output_data_got_powerpc::do_write): Correct 64-bit got header.
2260         (instruction constants): Sort, add some more.
2261         (Output_data_glink::do_write): Add and use Address typedef.  Use
2262         object->toc_base_offset() stub for 64-bit.
2263         (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
2264         (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2265         (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
2266         for R_PPC64_TOC.  Handle more relocs.  Generate got entries for TLS.
2267         Always treat .opd relocs as against locally defined symbol.
2268         Correct condition for RELATIVE relocs.
2269         (Target_powerpc::do_finalize_sections): Test for NULL sections.
2270         (Target_powerpc::Relocate::relocate): Use plt call stub as value
2271         for 32-bit syms with a plt entry.  Correct ppc64 toc base
2272         calculations.  Handle TLS relocs, and more.  Add overflow
2273         checking and adjust for Powerpc_relocate_functions changes.
2274         (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
2275         Reinstate --emit-relocs code with FIXME.
2276
2277 2012-08-30  Alan Modra  <amodra@gmail.com>
2278
2279         * layout.cc (Layout::set_segment_offsets): Set p_align to
2280         abi_pagesize, not common_pagesize.
2281         (Layout::relaxation_loop_body): Similarly use abi_pagesize
2282         to determine whether file header can go in segment.
2283
2284 2012-08-30  Alan Modra  <amodra@gmail.com>
2285
2286         * output.h (Output_reloc::Output_reloc <output section>): Add
2287         is_relative param.  Adjust calls.
2288         (Output_reloc::add_output_section_relative): New functions.
2289         * output.cc (Output_reloc::Output_reloc <output section>): Handle
2290         is_relative.
2291         (Output_reloc::symbol_value): Handle SECTION_CODE.
2292
2293 2012-08-24  Sriraman Tallam  <tmsriram@google.com>
2294
2295         * gold.cc (queue_middle_tasks): Call layout again when unique
2296         segments for sections is desired.
2297         * layout.cc (Layout::Layout): Initialize new members.
2298         (Layout::get_output_section_flags): New function.
2299         (Layout::choose_output_section): Call get_output_section_flags.
2300         (Layout::layout): Make output section for mapping to a unique segment.
2301         (Layout::insert_section_segment_map): New function.
2302         (Layout::attach_allocated_section_to_segment): Make unique segment for
2303         output sections marked so.
2304         (Layout::segment_precedes): Check for unique segments when sorting.
2305         * layout.h (Layout::Unique_segment_info): New struct.
2306         (Layout::Section_segment_map): New typedef.
2307         (Layout::insert_section_segment_map): New function.
2308         (Layout::get_output_section_flags): New function.
2309         (Layout::is_unique_segment_for_sections_specified): New function.
2310         (Layout::set_unique_segment_for_sections_specified): New function.
2311         (Layout::unique_segment_for_sections_specified_): New member.
2312         (Layout::section_segment_map_): New member.
2313         * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
2314         Rename is_gc_pass_one to is_pass_one.
2315         Rename is_gc_pass_two to is_pass_two.
2316         Rename is_gc_or_icf to is_two_pass.
2317         Check for which pass based on whether symbols data is present.
2318         Make it two pass when unique segments for sections is desired.
2319         * output.cc (Output_section::Output_section): Initialize new
2320         members.
2321         * output.h (Output_section::is_unique_segment): New function.
2322         (Output_section::set_is_unique_segment): New function.
2323         (Output_section::is_unique_segment_): New member.
2324         (Output_section::extra_segment_flags): New function.
2325         (Output_section::set_extra_segment_flags): New function.
2326         (Output_section::extra_segment_flags_): New member.
2327         (Output_section::segment_alignment): New function.
2328         (Output_section::set_segment_alignment): New function.
2329         (Output_section::segment_alignment_): New member.
2330         (Output_segment::Output_segment): Initialize is_unique_segment_.
2331         (Output_segment::is_unique_segment): New function.
2332         (Output_segment::set_is_unique_segment): New function.
2333         (Output_segment::is_unique_segment_): New member.
2334         * plugin.cc (allow_unique_segment_for_sections): New function.
2335         (unique_segment_for_sections): New function.
2336         (Plugin::load): Add new functions to transfer vector.
2337         * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
2338         * Makefile.in: Regenerate.
2339         * testsuite/plugin_final_layout.sh: Check if unique segment
2340         functionality works.
2341         * testsuite/plugin_section_order.c (onload): Check if new interfaces
2342         are available.
2343         (allow_unique_segment_for_sections): New global.
2344         (unique_segment_for_sections): New global.
2345         (claim_file_hook): Call allow_unique_segment_for_sections.
2346         (all_symbols_read_hook): Call unique_segment_for_sections.
2347
2348 2012-08-22  Cary Coutant  <ccoutant@google.com>
2349
2350         * layout.cc (Layout::include_section): Don't assert on GROUP
2351         sections with --emit-relocs.
2352
2353 2012-08-21  Cary Coutant  <ccoutant@google.com>
2354
2355         * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
2356         if --export-dynamic-symbol names an undef symbol.
2357
2358 2012-08-18  Alan Modra  <amodra@gmail.com>
2359
2360         * powerpc.cc: Formatting and white space.
2361         (Powerpc_relobj): Rename got2_section_ to special_.
2362         Add opd_ent_shndx_ and opd_ent_off_ vectors.
2363         (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
2364         scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
2365         (Target_powerpc): Add Address typedef and invalid_address.  Use
2366         throughout.
2367         (Target_powerpc::is_branch_reloc): New function.
2368         (Powerpc_relocate_functions): Add Address typedef, use throughout.
2369         (Powerpc_relocate_functions:rela, rela_ua): Correct type used
2370         for dst_mask, value and addend.
2371         (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
2372         (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
2373         (Output_data_glink::do_write): Correct toc base.  Don't try to use
2374         uint16_t for 24-bit offset.  Use get_output_section_offset and
2375         check return.
2376         (Target_powerpc::Scan::local): Handle more relocs.
2377         (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
2378         (Target_powerpc::Relocate::relocate): Correct toc base calculation.
2379         Plug in toc restoring insn after plt calls.  Translate branches
2380         to function descriptor symbols to corresponding entry point.
2381         (Target_powerpc::relocate_for_relocatable): Check return from
2382         get_output_section_offset.
2383         * symtab.h: Comment typo.
2384
2385 2012-08-14  Ian Lance Taylor  <iant@google.com>
2386
2387         * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
2388         unsupported_relocal_local to call unsupported_reloc_global.
2389
2390 2012-08-14  Nick Clifton  <nickc@redhat.com>
2391
2392         PR ld/14265
2393         * script-sections.cc (Sections_element::output_section_name): Add
2394         keep return parameter.
2395         (Output_section_element::match_name): Add keep return parameter.
2396         Return the value of the keep_ member.
2397         * script-sections.h (class Output_section): Update
2398         output_section_name prototype.
2399         * layout.cc (Layout::keep_input_section): New public member
2400         function.
2401         (Layout::choose_output_section): Pass keep parameter to
2402         output_section_name.
2403         * layout.h (class Layout): Add keep_input_section.
2404         * object.cc (Sized_relobj_file::do_layout): Check for kept input
2405         sections.
2406         * testsuite/Makefile.am: Add a test.
2407         * testsuite/Makefile.in: Regenerate.
2408         * testsuite/pr14265.c: Source file for the test.
2409         * testsuite/pr14265.t: Linker script for the test.
2410         * testsuite/pr14265.sh: Shell script for the test.
2411
2412 2012-08-14  Alan Modra  <amodra@gmail.com>
2413
2414         * target.h (Target::output_section_name): New function.
2415         (Target::do_output_section_name): New function.
2416         * layout.cc (Layout::choose_output_section): Call the above.
2417         * powerpc.cc (Target_powerpc::do_output_section_name): New function.
2418
2419 2012-08-14  Alan Modra  <amodra@gmail.com>
2420
2421         * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
2422         (Output_data_got_powerpc::do_write): Don't rely on base class lookup
2423         for replace_constant call.
2424         (Output_data_plt_powerpc::do_print_to_mapfile): New function.
2425         (Output_data_glink::do_print_to_mapfile): New function.
2426         (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
2427         (Target_powerpc::Relocate::relocate): Likewise.
2428
2429 2012-08-14  Alan Modra  <amodra@gmail.com>
2430
2431         * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
2432         (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
2433         (Output_data_glink::add_entry,find_entry): Remove shndx param.
2434         (class Glink_sym_ent): Rename from struct Glink_sym_ent.  Remove
2435         all references to shndx_.  Handle special case for R_PPC_PLTREL24
2436         here.
2437         (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
2438         (Output_data_glink::do_write): Retrieve got2_shdnx from object.
2439         (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
2440         here.
2441         (Target_powerpc::Scan::global): Nor on make_plt_entry call.
2442         (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
2443
2444 2012-08-12  Alan Modra  <amodra@gmail.com>
2445
2446         * powerpc.cc: Whitespace fixes.  Wrap overly long lines.
2447         (glink insn constants): Use uint32_t.
2448         (Output_data_glink::add_entry): Use insert, not [] operator.
2449
2450 2012-08-11  Alan Modra  <amodra@gmail.com>
2451
2452         * object.h (Sized_relobj_file::find_shdr): New function.
2453         (Sized_relobj_file::find_special_sections): New function.
2454         * object.cc (Sized_relobj_file::find_shdr): New function.
2455         (Sized_relobj_file::find_eh_frame): Use find_shdr.
2456         (Sized_relobj_file::find_special_sections): New function, split out..
2457         (Sized_relobj_file::do_read_symbols): ..from here.
2458         * output.h (Output_data_got::replace_constant): New function.
2459         (Output_data_got::num_entries): New function.
2460         (Output_data_got::last_got_offset,set_got_size): Use num_entries.
2461         (Output_data_got::got_offset): Protected rather than private.
2462         (Output_data_got::replace_got_entry): New function.
2463         * output.cc (Output_data_got::replace_got_entry): New function.
2464         * powerpc.cc (class Powerpc_relobj): New.
2465         (class Powerpc_relocate_functions): Delete all psymval variants or
2466         convert to value,addend type.  Delete pcrela, pcrela_unaligned.
2467         Implement _ha functions using corresponding _hi function.
2468         (Powerpc_relobj::find_special_sections): New function.
2469         (Target_powerpc::do_make_elf_object): New function.
2470         (class Output_data_got_powerpc): New.
2471         (class Output_data_glink): New.
2472         (class Powerpc_scan_relocatable_reloc): New.
2473         Many more changes througout file.
2474
2475 2012-08-09  Nick Clifton  <nickc@redhat.com>
2476
2477         * po/vi.po: Updated Vietnamese translation.
2478
2479 2012-08-07  Ian Lance Taylor  <iant@google.com>
2480
2481         * layout.cc (Layout::add_target_dynamic_tags): If
2482         dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
2483         plt_rel.
2484
2485 2012-07-30  Nick Clifton  <nickc@redhat.com>
2486
2487         * po/gold.pot: Updated template.
2488         * po/es.po: Updated Spanish translation.
2489
2490 2012-07-18  Cary Coutant  <ccoutant@google.com>
2491
2492         PR gold/14344
2493         * configure.ac: Add check for -gpubnames support.
2494         * configure: Regenerate.
2495         * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
2496         support; force -gno-pubnames.
2497         (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
2498         support.
2499         (gdb_index_test_4): New test.
2500         * testsuite/Makefile.in: Regenerate.
2501         * testsuite/gdb_index_test_1.sh: Refactor code into common file.
2502         * testsuite/gdb_index_test_2.sh: Likewise.
2503         * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
2504         * testsuite/gdb_index_test_4.sh: New script.
2505         * testsuite/gdb_index_test_comm.sh: New script with common code;
2506         don't look for space after colon.
2507
2508 2012-07-16  Sriraman Tallam  <tmsriram@google.com>
2509
2510         * gold.cc (queue_middle_tasks): Update function order only after
2511         deferred objects due to plugins are processed.
2512
2513 2012-07-11  Ian Lance Taylor  <iant@google.com>
2514
2515         * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
2516         (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
2517         (Target_arm::scan_reloc_for_stub): Likewise.
2518         * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
2519         * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
2520         * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
2521         * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
2522         * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
2523
2524 2012-07-10  Dodji Seketeli  <dodji@redhat.com>
2525             Ian Lance Taylor  <iant@google.com>
2526
2527         PR gold/14309
2528         * configure.ac: Test whether std::tr1::hash<off_t> works.
2529         * gold.h: Add a specialization for std::tr1::hash<off_t> if
2530         needed.
2531         * output.h (class Output_fill): Add virtual destructor.
2532         * configure, config.in: Rebuild.
2533
2534 2012-06-22  Roland McGrath  <mcgrathr@google.com>
2535
2536         * layout.cc (finalize): Define __ehdr_start symbol if applicable.
2537
2538 2012-06-12  Rafael Ávila de Espíndola <respindola@mozilla.com>
2539
2540         * plugin.cc (Plugin::load): Handle position independent executables.
2541
2542 2012-06-06  Cary Coutant  <ccoutant@google.com>
2543
2544         * layout.cc (gdb_sections): Remove ".debug_" prefixes,
2545         add .debug_macro.
2546         (lines_only_debug_sections): Likewise.
2547         (gdb_fast_lookup_sections): New static array.
2548         (is_gdb_debug_section): Rename formal parameter.
2549         (is_lines_only_debug_section): Likewise.
2550         (is_gdb_fast_lookup_section): New function.
2551         (Layout::include_section): Check for ".zdebug_" prefix; pass
2552         section name suffix to is_gdb_debug_section, et al.; check for
2553         fast-lookup sections when building .gdb_index.
2554         * options.h (--strip-debug-gdb): Update GDB version number.
2555
2556 2012-06-06  Cary Coutant  <ccoutant@google.com>
2557
2558         * configure.ac: Add check for fallocate.
2559         * configure: Regenerate.
2560         * config.in: Regenerate.
2561
2562         * options.h (class General_options): Add --mmap-output-file and
2563         --posix-fallocate options.
2564         * output.cc: (posix_fallocate): Remove; replace with...
2565         (gold_fallocate): New function.
2566         (Output_file::map_no_anonymous): Call gold_fallocate.
2567         (Output_file::map): Check --mmap-output-file option.
2568
2569 2012-06-05  Jing Yu  <jingyu@google.com>
2570
2571         * gold.h (textdomain): Add do {} to empty while(0).
2572         (bindtextdomain): Likewise.
2573
2574 2012-06-04  Cary Coutant  <ccoutant@google.com>
2575
2576         * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
2577         has_dynsym_index.
2578
2579 2012-05-25  Sriraman Tallam  <tmsriram@google.com>
2580
2581         * symtab.cc (Symbol_table::define_special_symbol):
2582         Initialize *poldsym to prevent uninitialized variable errors.
2583
2584 2012-05-23  Cary Coutant  <ccoutant@google.com>
2585
2586         * layout.cc (Layout::section_name_mapping): Add rules to handle
2587         exact match on .data.rel.ro.local or .data.rel.ro.
2588         (Layout::output_section_name): Check for exact matches.
2589
2590 2012-05-23  Cary Coutant  <ccoutant@google.com>
2591
2592         * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
2593         more carefully.
2594
2595 2012-05-22  Cary Coutant  <ccoutant@google.com>
2596
2597         * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
2598         object before exporting symbol.
2599
2600 2012-05-21  H.J. Lu  <hongjiu.lu@intel.com>
2601
2602         * testsuite/tls_test.cc: Include "config.h" first.
2603         * testsuite/tls_test_c.c: Likewise.
2604
2605 2012-05-17  Daniel Richard G.  <skunk@iskunk.org>
2606             Nick Clifton  <nickc@redhat.com>
2607
2608         PR 14072
2609         * configure.in: Add check that sysdep.h has been included before
2610         any system header files.
2611         * configure: Regenerate.
2612         * config.in: Regenerate.
2613
2614 2012-05-14  Cary Coutant  <ccoutant@google.com>
2615
2616         * layout.cc (Layout::make_output_section): Mark .tdata section
2617         as RELRO.
2618         * testsuite/relro_test.cc: Add a TLS variable.
2619
2620 2012-05-10  H.J. Lu  <hongjiu.lu@intel.com>
2621
2622         PR gold/14091
2623         * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
2624         R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
2625         R_X86_64_64.
2626
2627 2012-05-08  Cary Coutant  <ccoutant@google.com>
2628
2629         * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
2630         (lines_only_debug_sections): Likewise.
2631
2632 2012-05-02  Roland McGrath  <mcgrathr@google.com>
2633
2634         * nacl.cc: New file.
2635         * nacl.h: New file.
2636         * Makefile.am (CCFILES, HFILES): Add them.
2637         * Makefile.in: Regenerate.
2638         * i386.cc (Output_data_plt_i386_nacl): New class.
2639         (Output_data_plt_i386_nacl_exec): New class.
2640         (Output_data_plt_i386_nacl_dyn): New class.
2641         (Target_i386_nacl): New class.
2642         (Target_selector_i386_nacl): New class.
2643         (target_selector_i386): Use it instead of Target_selector_i386.
2644         * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
2645         (Target_x86_64_nacl): New class.
2646         (Target_selector_x86_64_nacl): New class.
2647         (target_selector_x86_64, target_selector_x32): Use it instead of
2648         Target_selector_x86_64.
2649         * arm.cc (Output_data_plt_arm_nacl): New class.
2650         (Target_arm_nacl): New class.
2651         (Target_selector_arm_nacl): New class.
2652         (target_selector_arm, target_selector_armbe): Use it instead of
2653         Target_selector_arm.
2654
2655         * target-select.cc (select_target): Take new Input_file* and off_t
2656         arguments, pass them on to recognize method of selector.
2657         * object.cc (make_elf_sized_object): Update caller.
2658         * parameters.cc (parameters_force_valid_target): Likewise.
2659         * incremental.cc (make_sized_incremental_binary): Likewise.
2660         * target-select.h: Update decl.
2661         (Target_selector::recognize): Take new Input_file* argument,
2662         pass it on to do_recognize.
2663         (Target_selector::do_recognize): Take new Input_file* argument.
2664         * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
2665         * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
2666         * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
2667         * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
2668
2669         * target.h (Target::Target_info): New members isolate_execinstr
2670         and rosegment_gap.
2671         (Target::isolate_execinstr, Target::rosegment_gap): New methods.
2672         * arm.cc (Target_arm::arm_info): Update initializer.
2673         * i386.cc (Target_i386::i386_info): Likewise.
2674         * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
2675         * sparc.cc (Target_sparc::sparc_info): Likewise.
2676         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2677         * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2678         * layout.cc (Layout::attach_allocated_section_to_segment):
2679         Take new const Target* argument.  If target->isolate_execinstr(), act
2680         like --rosegment.
2681         (Layout::find_first_load_seg): Take new const Target* argument;
2682         if target->isolate_execinstr(), reject PF_X segments.
2683         (Layout::relaxation_loop_body): Update caller.
2684         (Layout::set_segment_offsets): If target->isolate_execinstr(),
2685         reset file offset to zero when we hit LOAD_SEG, and then do a second
2686         loop over the segments before LOAD_SEG to reassign offsets after
2687         addresses have been determined.  Handle target->rosegment_gap().
2688         (Layout::attach_section_to_segment): Take new const Target* argument;
2689         pass it to attach_allocated_section_to_segment.
2690         (Layout::make_output_section): Update caller.
2691         (Layout::attach_sections_to_segments): Take new const Target* argument;
2692         pass it to attach_section_to_segment.
2693         * gold.cc (queue_middle_tasks): Update caller.
2694         * layout.h (Layout): Update method decls with new arguments.
2695
2696         * arm.cc (Target_arm::Target_arm): Take optional argument for the
2697         Target_info pointer to use.
2698         (Target_arm::do_make_data_plt): New virtual method.
2699         (Target_arm::make_data_plt): New method that calls it.
2700         (Target_arm::make_plt_entry): Use it.
2701         (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
2702         for the section alignment.
2703         (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
2704         method.
2705         (Output_data_plt_arm::first_plt_entry_offset): Call it.
2706         (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
2707         method.
2708         (Output_data_plt_arm::get_plt_entry_size): Call it.
2709         (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
2710         (Output_data_plt_arm::fill_plt_entry): New method that calls it.
2711         (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
2712         method.
2713         (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
2714         (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
2715         method instead of sizeof(plt_entry).
2716         (Output_data_plt_arm::add_entry): Likewise.
2717         Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
2718         (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
2719         than static method.
2720         (Target_arm::plt_entry_size): Likewise.
2721         (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
2722         Move to ...
2723         (Output_data_plt_arm_standard): ... here, new class.
2724         (Output_data_plt_arm::do_write): Move guts of PLT filling to...
2725         (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
2726         (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
2727
2728         * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2729         Take additional argument for the PLT entry size.
2730         (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
2731         Use get_plt_entry_size method rather than plt_entry_size variable.
2732         (Output_data_plt_x86_64::reserve_slot): Likewise.
2733         (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
2734         (Output_data_plt_x86_64::add_entry): Likewise.
2735         (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
2736         (Output_data_plt_x86_64::address_for_global): Likewise.
2737         (Output_data_plt_x86_64::address_for_local): Likewise.
2738         (Output_data_plt_x86_64::set_final_data_size): Likewise.
2739         (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
2740         Make method non-static.
2741         (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
2742         method.
2743         (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
2744         (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
2745         (Output_data_plt_x86_64::add_eh_frame): New method to call it.
2746         (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
2747         virtual method.
2748         (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
2749         (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
2750         virtual method.
2751         (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
2752         (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
2753         virtual method.
2754         (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
2755         (Output_data_plt_x86_64::plt_entry_size)
2756         (Output_data_plt_x86_64::first_plt_entry)
2757         (Output_data_plt_x86_64::plt_entry)
2758         (Output_data_plt_x86_64::tlsdesc_plt_entry)
2759         (Output_data_plt_x86_64::plt_eh_frame_fde_size)
2760         (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
2761         (Output_data_plt_x86_64_standard): ... here, new class.
2762         (Target_x86_64::Target_x86_64): Take optional argument for the
2763         Target_info pointer to use.
2764         (Target_x86_64::do_make_data_plt): New virtual method.
2765         (Target_x86_64::make_data_plt): New method to call it.
2766         (Target_x86_64::init_got_plt_for_update): Use that.
2767         Call this->plt_->add_eh_frame method here.
2768         (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
2769         (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
2770         rather than static method.
2771         (Target_x86_64::plt_entry_size): Likewise.
2772         (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
2773         rather than plt_entry_size variable.  Move guts of PLT filling to...
2774         (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
2775         (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
2776         (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
2777
2778         * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
2779         additional argument for the section alignment.
2780         Don't do add_eh_frame_for_plt here.
2781         (Output_data_plt_i386::first_plt_entry_offset): Make the method
2782         non-static.  Use get_plt_entry_size method rather than plt_entry_size
2783         variable.
2784         (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
2785         method.
2786         (Output_data_plt_i386::get_plt_entry_size): Call it.
2787         (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
2788         (Output_data_plt_i386::add_eh_frame): New method to call it.
2789         (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
2790         method.
2791         (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
2792         (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
2793         method.
2794         (Output_data_plt_i386::fill_plt_entry): New method to call it.
2795         (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
2796         method instead of plt_entry_size.
2797         (Output_data_plt_i386::plt_entry_size)
2798         (Output_data_plt_i386::plt_eh_frame_fde_size)
2799         (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
2800         (Output_data_plt_i386_standard): ... here, new class.
2801         (Output_data_plt_i386_exec): New class.
2802         (Output_data_plt_i386::exec_first_plt_entry): Move to ...
2803         (Output_data_plt_i386_exec::first_plt_entry): ... here.
2804         (Output_data_plt_i386::exec_plt_entry): Move to ...
2805         (Output_data_plt_i386_exec::plt_entry): ... here.
2806         (Output_data_plt_i386_dyn): New class.
2807         (Output_data_plt_i386::first_plt_entry): Move to ...
2808         (Output_data_plt_i386_dyn::first_plt_entry): ... here.
2809         (Output_data_plt_i386::dyn_plt_entry): Move to ...
2810         (Output_data_plt_i386_dyn::plt_entry): ... here.
2811         (Target_i386::Target_i386): Take optional argument for the Target_info
2812         pointer to use.
2813         (Target_i386::do_make_data_plt): New virtual method.
2814         (Target_i386::make_data_plt): New method to call it.
2815         (Target_i386::make_plt_section): Use that.
2816         Call this->plt_->add_eh_frame method here.
2817         (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
2818         rather than plt_entry_size variable.
2819         (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
2820         (Output_data_plt_i386::address_for_local): Likewise.
2821         (Output_data_plt_i386::do_write): Likewise.
2822         Move guts of PLT filling to...
2823         (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
2824         (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
2825         (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
2826         (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
2827
2828 2012-05-01  Cary Coutant  <ccoutant@google.com>
2829
2830         * dwarf_reader.cc (Dwarf_die::read_attributes)
2831         (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
2832         (Dwarf_die::uint_attribute): Remove DW_FORM_null.
2833         * reduced_debug_output.cc
2834         (Output_reduced_debug_info_section::get_die_end): Remove
2835         DW_FORM_GNU_ref_index.  Add default case.
2836
2837 2012-04-26  Mark Wielaard  <mjw@redhat.com>
2838
2839         * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
2840         * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
2841         * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
2842         DW_AT_high_pc as offset from DW_AT_low_pc.
2843
2844         * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
2845         * testsuite/Makefile.in: Regenerate.
2846         * testsuite/gdb_index_test_3.c: New test source file.
2847         * testsuite/gdb_index_test_3.sh: New test source file.
2848
2849 2012-04-25  Ian Lance Taylor  <iant@google.com>
2850
2851         * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
2852         pointer.
2853         (Stub_addend_reader::operator()): Declare Arm_relocate_functions
2854         as a class, not a struct.
2855         (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
2856         (Target_arm::apply_cortex_a8_workaround): Likewise.
2857         * gc.h: Declare Reloc_types as a struct, not a class.
2858         * object.h: Declare Symbols_data as a struct.
2859         * reloc.h: Declare Read_relocs_data as a struct.
2860         * target.h: Declare Relocate_info as a struct.
2861
2862 2012-04-24  David S. Miller  <davem@davemloft.net>
2863
2864         * sparc.cc (Target_sparc::Relocate::relax_call): New function.
2865         (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
2866         and R_SPARC_WPLT30.
2867
2868 2012-04-24  Cary Coutant  <ccoutant@google.com>
2869
2870         * incremental-dump.cc (find_input_containing_global): Replace
2871         magic number with symbolic constant.
2872         (dump_incremental_inputs): Update version number.
2873         * incremental.cc (Output_section_incremental_inputs): Update version
2874         number; import symbolic constants from Incremental_inputs_reader.
2875         (Incremental_inputs::create_data_sections): Align relocations
2876         section correctly for 64-bit targets.
2877         (Output_section_incremental_inputs::set_final_data_size): Use symbolic
2878         constants; add padding.
2879         (Output_section_incremental_inputs::write_header): Add assert for
2880         header_size.
2881         (Output_section_incremental_inputs::write_input_files): Add assert
2882         for input_entry_size.
2883         (Output_section_incremental_inputs::write_info_blocks): Add padding;
2884         add assert for object_info_size, input_section_entry_size,
2885         global_sym_entry_size.
2886         * incremental.h (Incremental_inputs_reader): Add symbolic constants
2887         for data structure sizes; use them.
2888         (Incremental_input_entry_reader): Import symbolic constants from
2889         Incremental_inputs_reader; use them.
2890
2891 2012-04-23  David S. Miller  <davem@davemloft.net>
2892
2893         * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
2894         and elf_flags_set_.
2895         (Target_sparc::Target_sparc): Initialize new fields.
2896         (Target_sparc::do_make_elf_object): New function.
2897         (Target_sparc::do_adjust_elf_header): New function.
2898
2899 2012-04-23  Cary Coutant  <ccoutant@google.com>
2900
2901         * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
2902         CU range table of gdb index.
2903
2904 2012-04-20  David S. Miller  <davem@davemloft.net>
2905
2906         * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
2907         instead of false.
2908
2909 2012-04-16  David S. Miller  <davem@davemloft.net>
2910
2911         * sparc.cc (Target_sparc::got_address): New function.
2912         (Sparc_relocate_functions::gdop_hix22): New function.
2913         (Sparc_relocate_functions::gdop_lox10): New function.
2914         (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
2915         relocs.
2916         (Target_sparc::Scan::local): Likewise if the global symbol is not
2917         preemptible and is not IFUNC.
2918         (Target_sparc::Relocate::relocate): Perform GOTDATA code
2919         transformations for local and non-preemptible non-IFUNC global
2920         symbols.
2921
2922         * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
2923         writing out 64-bit part of ranges.
2924
2925         * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
2926         -fpic and -fpie respectively.
2927         * Makefile.in: Regenerate.
2928
2929         * sparc.cc (class Target_sparc): Add rela_ifunc_.
2930         (Target_sparc::Target_sparc): Initialize new field.
2931         (Target_sparc::do_plt_section_for_global): New function.
2932         (Target_sparc::do_plt_section_for_local): New function.
2933         (Target_sparc::reloc_needs_plt_for_ifunc): New function.
2934         (Target_sparc::make_plt_section): New function, broken out of
2935         make_plt_entry.  Use ORDER_NON_RELRO_FIRST for ".plt".
2936         (Target_sparc::make_plt_entry): Call make_plt_section.
2937         (Target_sparc::make_local_ifunc_plt_entry): New function.
2938         (Target_sparc::rela_ifunc_section): New function.
2939         (Target_sparc::plt_section): Remove const.
2940         (Output_data_plt_sparc): Update declarations.  Define Global_ifunc
2941         and Local_ifunc types.  Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
2942         and ifunc_count_ fields.
2943         (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
2944         (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
2945         (Output_data_plt_sparc::add_local_ifunc_entry): New function.
2946         (Output_data_plt_sparc::rela_ifunc): New function.
2947         (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
2948         (Output_data_plt_sparc::has_ifunc_section): New function.
2949         (Output_data_plt_sparc::entry_count): Include ifunc_count_.
2950         (Output_data_plt_sparc::address_for_global): New function.
2951         (Output_data_plt_sparc::address_for_local): New function.
2952         (Output_data_plt_sparc::plt_index_to_offset): New function.
2953         (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
2954         and entry_count.
2955         (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
2956         entry_count.
2957         (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
2958         R_SPARC_JMP_IREL to switch.
2959         (Target_sparc::Scan::check_non_pic): Likewise.
2960         (Target_sparc::Scan::local): Handle IFUNC symbols.
2961         (Target_sparc::Scan::local): Likewise.
2962         (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
2963         and plt_address_for_local.
2964         (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
2965         Define __rel_iplt_start and __rel_iplt_end if doing a static link.
2966
2967         * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
2968         (class Output_data_reloc): Adjust calls to Output_reloc_type.
2969         (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
2970         * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
2971         global relocs too.
2972         (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
2973         * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
2974         calls.
2975         * sparc.cc (Target_sparc::Scan::global): Likewise.
2976         * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2977
2978 2012-04-16  Cary Coutant  <ccoutant@google.com>
2979
2980         * archive.cc (Library_base::should_include_member): Check for
2981         --export-dynamic-symbol.
2982         * options.h (class General_options): Add --export-dynamic-symbol.
2983         * symtab.cc (Symbol::should_add_dynsym_entry): Check for
2984         --export-dynamic-symbol.
2985         (Symbol_table::gc_mark_undef_symbols): Likewise.
2986         (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
2987
2988 2012-04-12  David S. Miller  <davem@davemloft.net>
2989
2990         * sparc.cc (Reloc::wdisp10): New relocation method.
2991         (Reloc::h34): Likewise.
2992         (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
2993         (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
2994         R_SPARC_WDISP10.
2995         (Target_sparc::Scan::local): Likewise.
2996         (Target_sparc::Scan::global): Likewise.
2997         (Target_sparc::Relocate::relocate): Likewise.
2998
2999 2012-04-09  Cary Coutant  <ccoutant@google.com>
3000
3001         * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
3002         low_pc == 0.
3003
3004 2012-04-06  Ian Lance Taylor  <iant@google.com>
3005
3006         * timer.cc: #include <unistd.h>.
3007
3008 2012-04-06  Roland McGrath  <mcgrathr@google.com>
3009
3010         * configure.in (AC_CHECK_HEADERS): Add locale.h.
3011         * config.in: Regenerate.
3012         * configure: Regenerate.
3013
3014 2012-04-05  Nick Clifton  <nickc@redhat.com>
3015
3016         * configure.ac (AC_CHECK_FUNCS): Add setlocale.
3017         (AM_LC_MESSAGES): Add.
3018         * aclocal.m4: Regenerate.
3019         * config.in: Regenerate.
3020         * configure: Regenerate.
3021
3022 2012-03-21  Cary Coutant  <ccoutant@google.com>
3023
3024         * Makefile.am: Add gdb-index.cc, gdb-index.h.
3025         * Makefile.in: Regenerate.
3026         * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
3027         (Sized_elf_reloc_mapper::symbol_section): New function.
3028         (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
3029         (make_elf_reloc_mapper): New function.
3030         (Dwarf_abbrev_table::clear_abbrev_codes): New function.
3031         (Dwarf_abbrev_table::do_read_abbrevs): New function.
3032         (Dwarf_abbrev_table::do_get_abbrev): New function.
3033         (Dwarf_ranges_table::read_ranges_table): New function.
3034         (Dwarf_ranges_table::read_range_list): New function.
3035         (Dwarf_pubnames_table::read_section): New function.
3036         (Dwarf_pubnames_table::read_header): New function.
3037         (Dwarf_pubnames_table::next_name): New function.
3038         (Dwarf_die::Dwarf_die): New function.
3039         (Dwarf_die::read_attributes): New function.
3040         (Dwarf_die::skip_attributes): New function.
3041         (Dwarf_die::set_name): New function.
3042         (Dwarf_die::set_linkage_name): New function.
3043         (Dwarf_die::attribute): New function.
3044         (Dwarf_die::string_attribute): New function.
3045         (Dwarf_die::int_attribute): New function.
3046         (Dwarf_die::uint_attribute): New function.
3047         (Dwarf_die::ref_attribute): New function.
3048         (Dwarf_die::child_offset): New function.
3049         (Dwarf_die::sibling_offset): New function.
3050         (Dwarf_info_reader::check_buffer): New function.
3051         (Dwarf_info_reader::parse): New function.
3052         (Dwarf_info_reader::do_parse): New function.
3053         (Dwarf_info_reader::do_read_string_table): New function.
3054         (Dwarf_info_reader::lookup_reloc): New function.
3055         (Dwarf_info_reader::get_string): New function.
3056         (Dwarf_info_reader::visit_compilation_unit): New function.
3057         (Dwarf_info_reader::visit_type_unit): New function.
3058         (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
3059         Sized_elf_reloc_mapper.
3060         (Sized_dwarf_line_info::symbol_section): Remove function.
3061         (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
3062         (Sized_dwarf_line_info::read_line_mappings): Remove object
3063         parameter, adjust callers.
3064         (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
3065         * dwarf_reader.h: Include <sys/types.h>.
3066         (class Track_relocs): Remove forward declaration.
3067         (class Elf_reloc_mapper): New class.
3068         (class Sized_elf_reloc_mapper): New class.
3069         (class Dwarf_abbrev_table): New class.
3070         (class Dwarf_range_list): New class.
3071         (class Dwarf_ranges_table): New class.
3072         (class Dwarf_pubnames_table): New class.
3073         (class Dwarf_die): New class.
3074         (class Dwarf_info_reader): New class.
3075         (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
3076         (Sized_dwarf_line_info::symbol_section): Remove member function.
3077         * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
3078         base class.
3079         * gdb-index.cc: New source file.
3080         * gdb-index.h: New source file.
3081         * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
3082         and .debug_types sections, call Layout::add_to_gdb_index.
3083         (Sized_relobj_incr::do_section_name): Implement.
3084         (Sized_relobj_incr::do_section_contents): Adjust parameter list and
3085         return type; Implement.
3086         (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
3087         return type.
3088         * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
3089         parameter list and return type.
3090         (Sized_incr_dynobj::do_section_contents): Likewise.
3091         * layout.cc: Include gdb-index.h.
3092         (Layout::Layout): Initialize gdb_index_data_.
3093         (Layout::init_fixed_output_section): Check for .gdb_index section.
3094         (Layout::add_to_gdb_index): New function. Instantiate.
3095         * layout.h: Add forward declaration for class Gdb_index.
3096         (Layout::add_to_gdb_index): New member function.
3097         (Layout::gdb_index_data_): New data member.
3098         * main.cc: Include gdb-index.h.
3099         (main): Print statistics for gdb index.
3100         * object.cc (Object::section_contents): Move code into
3101         do_section_contents.
3102         (need_decompressed_section): Check for sections needed when building
3103         gdb index.
3104         (build_compressed_section_map): Likewise.
3105         (Sized_relobj_file::do_read_symbols): Need local symbols when building
3106         gdb index.
3107         (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
3108         sections; call Layout::add_to_gdb_index.
3109         (Sized_relobj_file::do_decompressed_section_contents): Call
3110         do_section_contents directly.
3111         * object.h (Object::do_section_contents): Adjust parameter list and
3112         return type.
3113         (Object::do_decompressed_section_contents): Call do_section_contents
3114         directly.
3115         (Sized_relobj_file::do_section_contents): Adjust parameter list and
3116         return type.
3117         * options.h (class General_options): Add --gdb-index option.
3118         * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
3119         list and return type.
3120         * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
3121         * reloc.h (Track_relocs::checkpoint): New function.
3122         (Track_relocs::reset): New function.
3123
3124         * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
3125         New test cases.
3126         * testsuite/Makefile.in: Regenerate.
3127         * testsuite/gdb_index_test.cc: New test source file.
3128         * testsuite/gdb_index_test_1.sh: New test source file.
3129         * testsuite/gdb_index_test_2.sh: New test source file.
3130
3131 2012-03-19  Doug Kwan  <dougkwan@google.com>
3132
3133         * arm.cc (Target_arm::do_define_standard_symbols): New method.
3134         (Target_arm::do_finalize_sections): Remove code which defines
3135         __exidx_start and __exidx_end.  Make symbol table parameter
3136         anonymous as it is not used.
3137         * gold.cc (queue_middle_tasks): Call target hook to define any
3138         target-specific symbols.
3139         * target.h (Target::define_standard_symbols): New method.
3140         (Target::do_define_standard_symbols): Same.
3141         * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
3142         * testsuite/Makefile.in: Regenerate.
3143         * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
3144         and __exidx_end.
3145         * testsuite/arm_exidx_test.sh: Check that no unused dynamic
3146         relocations are generated for __exidx_start and __exidx_end.
3147
3148 2012-03-16  Doug Kwan  <dougkwan@google.com>
3149
3150         * testsuite/Makefile.am: Disable test initpri3b.
3151         * testsuite/Makefile.in: Regenerate.
3152
3153 2012-03-15  Doug Kwan  <dougkwan@google.com>
3154
3155         * arm.cc (Target_arm::got_section): Make .got section read-only
3156         if -z now is given.
3157
3158 2012-03-15  Ian Lance Taylor  <iant@google.com>
3159
3160         PR gold/13850
3161         * layout.cc (Layout::make_output_section): Correctly mark
3162         SHT_INIT_ARRAY, et. al., as relro.
3163
3164 2012-03-14  Doug Kwan  <dougkwan@google.com>
3165
3166         * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
3167         dynamic relocations for protected symbols in shared objects.
3168
3169 2012-03-13  Ian Lance Taylor  <iant@google.com>
3170
3171         * resolve.cc (Symbol_table::resolve): When merging common symbols,
3172         keep the larger alignment.
3173
3174 2012-03-12  Cary Coutant  <ccoutant@google.com>
3175
3176         * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
3177         handling of DW_LNE_define_file.
3178
3179 2012-03-12  Cary Coutant  <ccoutant@google.com>
3180
3181         * reduced_debug_output.cc
3182         (Output_reduced_debug_info_section::get_die_end): Add new FORM
3183         codes to switch.
3184
3185 2012-02-29  Cary Coutant  <ccoutant@google.com>
3186
3187         * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
3188
3189 2012-02-29  Cary Coutant  <ccoutant@google.com>
3190
3191         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3192         Call Object::decompressed_section_contents.
3193         * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
3194         New dtor.
3195         (Sized_dwarf_line_info::buffer_start_): New data member.
3196         * merge.cc (Output_merge_data::do_add_input_section): Call
3197         Object::decompressed_section_contents.
3198         (Output_merge_string::do_add_input_section): Likewise.
3199         * object.cc (need_decompressed_section): New function.
3200         (build_compressed_section_map): Decompress sections needed later.
3201         (Sized_relobj_file::do_decompressed_section_contents): New function.
3202         (Sized_relobj_file::do_discard_decompressed_sections): New function.
3203         * object.h (Object::decompressed_section_contents): New function.
3204         (Object::discard_decompressed_sections): New function.
3205         (Object::do_decompressed_section_contents): New function.
3206         (Object::do_discard_decompressed_sections): New function.
3207         (Compressed_section_info): New type.
3208         (Compressed_section_map): Include decompressed section contents.
3209         (Sized_relobj_file::do_decompressed_section_contents): New function.
3210         (Sized_relobj_file::do_discard_decompressed_sections): New function.
3211
3212 2012-02-16  Cary Coutant  <ccoutant@google.com>
3213
3214         * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
3215         * testsuite/Makefile.in: Regenerate.
3216
3217 2012-02-14  Cary Coutant  <ccoutant@google.com>
3218
3219         * options.cc (General_options::finalize): Disallow -pie and -static.
3220
3221 2012-02-03  Doug Kwan  <dougkwan@google.com>
3222
3223         * arm.cc (Arm_relocate_functions::abs8,
3224         Arm_relocate_functions::abs16): Use
3225         Bits::has_signed_unsigned_overflow32.
3226         (Arm_relocate_functions::thm_abs8): Correct range of
3227         overflow check.
3228         * reloc.h (Bits class): Change minimum number of bits from 0 to 1
3229         in assertions.
3230
3231 2012-02-02  Doug Kwan  <dougkwan@google.com>
3232
3233         * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
3234         position independent outputs, not just shared objects.
3235
3236 2012-01-30  H.J. Lu  <hongjiu.lu@intel.com>
3237
3238         * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
3239         * configure: Regenerated.
3240
3241 2012-01-27  Ian Lance Taylor  <iant@google.com>
3242
3243         * reloc.h (Bits): New class with static functions, copied from
3244         namespace utils in arm.cc.
3245         * arm.cc (namespace utils): Remove.  Rewrite all uses to use Bits
3246         instead.
3247
3248 2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>
3249
3250         * incremental.cc (write_info_blocks): Correct relocation offset.
3251
3252 2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>
3253
3254         * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
3255         (Relocate::tls_gd_to_le): Likewise.
3256
3257 2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>
3258
3259         * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
3260
3261 2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>
3262
3263         * configure.ac: Check if -mcmodel=medium works.
3264         * configure: Regenerated.
3265
3266 2012-01-24  Cary Coutant  <ccoutant@google.com>
3267
3268         * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
3269         definition and ...
3270         (read_unsigned_LEB_128_x): ... this new function.
3271         (read_signed_LEB_128): Replaced with inline definition and ...
3272         (read_signed_LEB_128_x): ... this new function.
3273         * int_encoding.h  (read_unsigned_LEB_128_x): New function.
3274         (read_unsigned_LEB_128): Add inline definition.
3275         (read_signed_LEB_128_x): New function.
3276         (read_signed_LEB_128): Add inline definition.
3277         * testsuite/Makefile.am (leb128_unittest): New unit test.
3278         * testsuite/Makefile.in: Regenerate.
3279         * testsuite/leb128_unittest.cc: New unit test.
3280
3281 2012-01-23  Ian Lance Taylor  <iant@google.com>
3282
3283         PR gold/13617
3284         * i386.cc (Target_i386::do_code_fill): When using a jmp
3285         instruction, pad with nop instructions.
3286         * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3287
3288 2012-01-22  H.J. Lu  <hongjiu.lu@intel.com>
3289
3290         * x86_64.cc (gc_process_relocs): Add typename on types used in
3291         template.
3292         (scan_relocs): Likewise.
3293         (relocate_section): Likewise.
3294         (apply_relocation): Likewise.
3295
3296 2012-01-10  H.J. Lu  <hongjiu.lu@intel.com>
3297
3298         * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
3299         (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
3300         under x32.
3301
3302 2012-01-09  H.J. Lu  <hongjiu.lu@intel.com>
3303
3304         * x86_64.cc: Initial support for x32.
3305
3306 2012-01-03  Cary Coutant  <ccoutant@google.com>
3307
3308         * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
3309         Use abstract base class for GOT.
3310         * gold/output.h (class Output_data_got_base): New abstract base class.
3311         (class Output_data_got): Derive from new base class, adjust ctors.
3312         (Output_data_got::reserve_slot): Make virtual; rename to
3313         do_reserve_slot; Adjust callers.
3314         * gold/target.h (Sized_target::init_got_plt_for_update): Return
3315         pointer to abstract base class.
3316         * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
3317
3318 2011-12-18  Ian Lance Taylor  <iant@google.com>
3319
3320         * object.h (Relobj::local_symbol_value): New function.
3321         (Relobj::local_plt_offset): New function.
3322         (Relobj::local_has_got_offset): New function.
3323         (Relobj::local_got_offset): New function.
3324         (Relobj::set_local_got_offset): New function.
3325         (Relobj::do_local_symbol_value): New pure virtual function.
3326         (Relobj::do_local_plt_offset): Likewise.
3327         (Relobj::do_local_has_got_offset): Likewise.
3328         (Relobj::do_local_got_offset): Likewise.
3329         (Relobj::do_set_local_got_offset): Likewise.
3330         (Sized_relobj::do_local_has_got_offset): Rename from
3331         local_has_got_offset.
3332         (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
3333         (Sized_relobj::do_set_local_got_offset): Rename from
3334         set_local_got_offset.
3335         (Sized_relobj_file::do_local_plt_offset): Rename from
3336         local_plt_offset.
3337         (Sized_relobj_file::do_local_symbol_value): New function.
3338         * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
3339         local_plt_offset.
3340         * output.cc (Output_data_got::Got_entry::write): Change object to
3341         Relobj.  Use local_symbol_value.
3342         (Output_data_got::add_global_with_rel): Change rel_dyn to
3343         Output_data_reloc_generic*.  Use add_global_generic.
3344         (Output_data_got::add_global_with_rela): Remove.  Change all
3345         callers to use add_global_with_rel.
3346         (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
3347         Output_data_reloc_generic*.  Use add_global_generic.
3348         (Output_data_got::add_global_pair_with_rela): Remove.  Change all
3349         callers to use add_global_pair_with_rel.
3350         (Output_data_got::add_local): Change object to Relobj*.
3351         (Output_data_got::add_local_plt): Likewise.
3352         (Output_data_got::add_local_with_rel): Change object to Relobj*,
3353         change rel_dyn to Output_data_reloc_generic*.  Use
3354         add_local_generic.
3355         (Output_data_got::add_local_with_rela): Remove.  Change all
3356         callers to use all_local_with_rel.
3357         (Output_data_got::add_local_pair_with_rel): Change object to
3358         Relobj*, change rel_dyn to Output_data_reloc_generic*.  Use
3359         add_output_section_generic.
3360         (Output_data_got::add_local_pair_with_rela): Remove.  Change all
3361         callers to use add_local_pair_with_rel.
3362         (Output_data_got::reserve_local): Change object to Relobj*.
3363         * output.h: (class Output_data_reloc_generic): Add pure virtual
3364         declarations for add_global_generic, add_local_generic,
3365         add_output_section_generic.
3366         (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
3367         functions for Output_data_reloc_generic.  Update declarations for
3368         changes listed in output.cc.
3369         (class Output_data_got): Change template parameter to got_size.
3370         Don't define Rel_dyn or Rela_dyn.  Update declarations per above.
3371         * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
3372         function.
3373         (Sized_relobj_incr::do_local_plt_offset): New function.
3374         * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
3375         add_global_generic.
3376
3377 2011-12-17  Cary Coutant  <ccoutant@google.com>
3378
3379         * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
3380         * resolve.cc (Symbol_table::resolve): Likewise.
3381         * i386.cc (Target_i386::do_code_fill): Use char constants for nop
3382         arrays.
3383         * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3384
3385 2011-12-16  Ian Lance Taylor  <iant@google.com>
3386
3387         * output.h (Output_data_reloc_generic::add): Only call
3388         add_dynamic_reloc if this is a dynamic reloc section.
3389
3390 2011-12-15  H.J. Lu  <hongjiu.lu@intel.com>
3391
3392         PR gold/13505
3393         * target-reloc.h (apply_relocation): Replace <64, false> with
3394         <size, big_endian>.
3395
3396 2011-11-25  Nick Clifton  <nickc@redhat.com>
3397
3398         * po/it.po: New Italian translation.
3399
3400 2011-11-17  Sterling Augustine  <saugustine@google.com>
3401
3402         * script.cc (script_include_directive): Implement.
3403         (read_script_file): New local variables name and search_path. Update
3404         comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
3405         * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
3406         * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
3407
3408 2011-11-11  Sterling Augustine  <saugustine@google.com>
3409
3410         * yyscript.y (section_cmd): Add support for INCLUDE directive.
3411         (file_or_sections_cmd): Likewise.
3412
3413 2011-11-11  Doug Kwan  <dougkwan@google.com>
3414
3415         * arm.cc (Target_arm::do_make_elf_object): Allow executable also
3416         if --just-symbols is given.
3417
3418 2011-11-10  Doug Kwan  <dougkwan@google.com>
3419
3420         PR gold/13362
3421         * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
3422         when processing data relocs.
3423         * reloc.h (Relocate_functions::rel_unaligned): New method.
3424         (Relocate_functions::pcrel_unaligned): Ditto.
3425         (Relocate_functions::rel32_unaligned): Ditto.
3426         (Relocate_functions::pcrel32_unaligned): Ditto.
3427
3428 2011-11-09  Doug Kwan  <dougkwan@google.com>
3429
3430         PR gold/13362
3431         * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
3432         Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
3433         * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
3434         RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3435         (Relocate_functions::rel_unaligned): New.
3436         (Relocate_functions::rel32_unaligned): New.
3437         * target-reloc.h (relocate_for_relocatable): Add code to handle
3438         RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3439         * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
3440         arm_unaligned_reloc_r): New targets.
3441         * testsuite/Makefile.in: Regenerate.
3442         * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
3443         linking.
3444
3445 2011-11-02  Ian Lance Taylor  <iant@google.com>
3446
3447         * configure.ac: Add --with-lib-path option.  Define LIB_PATH and
3448         NATIVE_LINKER.
3449         * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
3450         * options.cc (General_options::finalize): Use library search path
3451         from configure script if specified.  If not native and no sysroot,
3452         only search TOOLLIBDIR.
3453         * options.h (Search_directory::Search_directory): Change name to
3454         const std::string&.
3455         (General_options::add_to_library_path_with_sysroot): Change arg to
3456         const std::string&.
3457         * configure, Makefile.in, config.in: Rebuild.
3458
3459 2011-11-02  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
3460
3461         * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
3462         we are working around the ARM1176 Erratum.
3463         * options.h (General_options::fix_arm1176): Add option.
3464         * testsuite/Makefile.am: Add testcases, and keep current ones
3465         working.
3466         * testsuite/Makefile.in: Regenerate.
3467         * testsuite/arm_fix_1176.s: New file.
3468         * testsuite/arm_fix_1176.sh: Likewise.
3469
3470 2011-11-02  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
3471
3472         * arm.cc (Target_arm::Target_arm): Remove initialisation of
3473         may_use_blx_.
3474         (Target_arm::may_use_blx): Remove method.
3475         (Target_arm::set_may_use_blx): Likewise.
3476         (Target_arm::may_use_v4t_interworking): New method.
3477         (Target_arm::may_use_v5t_interworking): Likewise.
3478         (Target_arm::may_use_blx_): Remove member variable.
3479         (Arm_relocate_functions::arm_branch_common): Check for v5T
3480         interworking.
3481         (Arm_relocate_functions::thumb_branch_common): Likewise.
3482         (Reloc_stub::stub_type_for_reloc): Likewise.
3483         (Target_arm::do_finalize_sections): Correct interworking checks.
3484         * testsuite/Makefile.am: Add new tests.
3485         * testsuite/Makefile.in: Regenerate.
3486         * testsuite/arm_farcall_arm_arm.s: New test.
3487         * testsuite/arm_farcall_arm_arm.sh: Likewise.
3488         * testsuite/arm_farcall_arm_thumb.s: Likewise.
3489         * testsuite/arm_farcall_arm_thumb.sh: Likewise.
3490         * testsuite/arm_farcall_thumb_arm.s: Likewise.
3491         * testsuite/arm_farcall_thumb_arm.sh: Likewise.
3492         * testsuite/arm_farcall_thumb_thumb.s: Likewise.
3493         * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
3494
3495 2011-10-31  Cary Coutant  <ccoutant@google.com>
3496
3497         PR gold/13023
3498         * expression.cc (Expression::eval_with_dot): Add
3499         is_section_dot_assignment parameter.
3500         (Expression::eval_maybe_dot): Likewise.  Adjust value when rhs is
3501         absolute and assigning to dot within a section.
3502         * script-sections.cc
3503         (Output_section_element_assignment::set_section_addresses): Pass
3504         dot_section to set_if_absolute.
3505         (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
3506         as is_section_dot_assignment flag to eval_with_dot.
3507         (Output_section_element_dot_assignment::set_section_addresses):
3508         Likewise.
3509         * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
3510         parameter.  Also set value if relative to dot_section; set the
3511         symbol's output_section.
3512         * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
3513         parameter.  Adjust all callers.
3514         (Expression::eval_maybe_dot): Likewise.
3515         (Symbol_assignment::set_if_absolute): Add dot_section parameter.
3516         Adjust all callers.
3517         * testsuite/script_test_2.t: Test assignment of an absolute value
3518         to dot within an output section element.
3519
3520 2011-10-31  Cary Coutant  <ccoutant@google.com>
3521
3522         * options.h (class General_options): Add --[no-]gnu-unique options.
3523         * symtab.cc (Symbol_table::sized_write_globals): Convert
3524         STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
3525
3526 2011-10-31  Cary Coutant  <ccoutant@google.com>
3527
3528         PR gold/13359
3529         * i386.cc (Target_i386::Relocate::relocate_tls): Remove
3530         unnecessary assertion.
3531         * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
3532
3533 2011-10-31 Sriraman Tallam  <tmsriram@google.com>
3534
3535         * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3536         gc_mark_symbol.
3537         * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3538         gc_mark_symbol.
3539         Change to just keep the section associated with symbol.
3540         (Symbol_table::add_from_relobj): Mark symbols as not garbage when
3541         they are externally visible and --export-dynamic is turned on.
3542         (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
3543
3544 2011-10-19  Ian Lance Taylor  <iant@google.com>
3545
3546         PR gold/13163
3547         * script-sections.cc
3548         (Output_section_element_dot_assignment::needs_output_section): New
3549         function.
3550
3551 2011-10-19  Ian Lance Taylor  <iant@google.com>
3552
3553         PR gold/13204
3554         * layout.cc (Layout::segment_precedes): Don't assert failure if a
3555         --section-start option was seen.
3556         * options.h (General_options::any_section_start): New function.
3557
3558 2011-10-18  David S. Miller  <davem@davemloft.net>
3559
3560         PR binutils/13301
3561         * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
3562         member to track relocation locations that have moved during TLS
3563         reloc optimizations.
3564         (Target_sparc::Relocate::Relocate): Initialize to NULL.
3565         (Target_sparc::Relocate::relocate): Adjust view down by 4
3566         bytes if it matches reloc_adjust_addr_.
3567         (Target_sparc::Relocate::relocate_tls): Always move the
3568         __tls_get_addr call delay slot instruction forward 4 bytes when
3569         performing relaxation.
3570
3571 2011-10-18  Cary Coutant  <ccoutant@google.com>
3572
3573         * output.cc (posix_fallocate): Return 0 on success, errno on failure.
3574         (Output_file::map_no_anonymous): Check for non-zero
3575         return code from posix_fallocate.
3576
3577 2011-10-17  Cary Coutant  <ccoutant@google.com>
3578
3579         PR gold/13245
3580         * plugin.cc (is_visible_from_outside): Check for symbols
3581         referenced from dynamic objects.
3582         * resolve.cc (Symbol_table::resolve): Don't count references
3583         from dynamic objects as references from real ELF files.
3584         * testsuite/plugin_test_2.sh: Adjust expected result.
3585
3586 2011-10-17  Cary Coutant  <ccoutant@google.com>
3587
3588         * gold.cc: Include timer.h.
3589         (queue_middle_tasks): Stamp time.
3590         (queue_final_tasks): Likewise.
3591         * main.cc (main): Store timer in parameters.  Print timers
3592         for each pass.
3593         * parameters.cc (Parameters::Parameters): Initialize timer_.
3594         (Parameters::set_timer): New function.
3595         (set_parameters_timer): New function.
3596         * parameters.h (Parameters::set_timer): New function.
3597         (Parameters::timer): New function.
3598         (Parameters::timer_): New data member.
3599         (set_parameters_timer): New function.
3600         * timer.cc (Timer::stamp): New function.
3601         (Timer::get_pass_time): New function.
3602         * timer.h (Timer::stamp): New function.
3603         (Timer::get_pass_time): New function.
3604         (Timer::pass_times_): New data member.
3605
3606 2011-10-17  Cary Coutant  <ccoutant@google.com>
3607
3608         * readsyms.cc (Read_symbols::run): Don't queue an unblocker
3609         task for members of lib groups.
3610
3611 2011-10-17  Cary Coutant  <ccoutant@google.com>
3612
3613         PR gold/13288
3614         * fileread.cc (File_read::find_view): Add assert.
3615         (File_read::make_view): Move bounds check (replace with assert)...
3616         (File_read::find_or_make_view): ... to here.
3617
3618 2011-10-12  Cary Coutant  <ccoutant@google.com>
3619
3620         * output.cc (Output_file::open_base_file): Handle case where
3621         ::read returns less than requested size.
3622
3623 2011-10-10  Cary Coutant  <ccoutant@google.com>
3624
3625         * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
3626         Initialize defined_count_.
3627         (Sized_relobj_incr::do_add_symbols): Count defined symbols.
3628         (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
3629         (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
3630         (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
3631         (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
3632         * incremental.h (Sized_relobj_incr::defined_count_): New data
3633         member.
3634         (Sized_incr_dynobj::defined_count_): New data member.
3635         * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
3636         Return zeroes instead of internal error.
3637
3638 2011-10-10  Cary Coutant  <ccoutant@google.com>
3639
3640         PR gold/13249
3641         * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
3642         (Output_reloc::symbol_value): Return PLT offset if flag is set.
3643         * output.h (class Output_reloc): Add use_plt_offset flag.
3644         (Output_reloc::type_): Adjust size of bit field.
3645         (Output_reloc::use_plt_offset_): New bit field.
3646         (class Output_data_reloc): Adjust all calls to Output_reloc_type.
3647         (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
3648         flag.  Adjust all callers.
3649         * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
3650         creating RELATIVE relocations.
3651
3652 2011-10-10  Nick Clifton  <nickc@redhat.com>
3653
3654         * po/es.po: Updated Spanish translation.
3655         * po/fi.po: Updated Finnish translation.
3656
3657 2011-10-03   Diego Novillo  <dnovillo@google.com>
3658
3659         * options.cc (parse_uint): Fix dereference of RETVAL.
3660
3661 2011-09-29  Sriraman Tallam  <tmsriram@google.com>
3662
3663         * layout.h (section_order_map_): New member.
3664         (get_section_order_map): New member function.
3665         * output.cc (Output_section::add_input_section): Check for patterns
3666         only when --section-ordering-file is specified.
3667         * gold.cc (queue_middle_tasks): Delay updating order of sections till
3668         output_sections have been formed.
3669         * layout.cc (Layout_Layout): Initialize section_order_map_.
3670         * plugin.cc (update_section_order): Store order in order_map. Do not
3671         update the order.
3672         * testsuite/Makefile.am: Add test case for plugin_final_layout.
3673         * testsuite/Makefile.in: Regenerate.
3674         * testsuite/plugin_section_order.c: New file.
3675         * testsuite/plugin_final_layout.cc: New file.
3676         * testsuite/plugin_final_layout.sh: New file.
3677
3678 2011-09-29  Cary Coutant  <ccoutant@google.com>
3679
3680         * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3681         Check for NULL.
3682         * symtab.cc (Symbol_table::add_from_relobj): Ignore version
3683         symbols during incremental update.
3684         (Symbol_table::add_from_dynobj): Likewise.
3685
3686 2011-09-27  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
3687             Ian Lance Taylor  <iant@google.com>
3688
3689         * symtab.cc (Symbol_table::define_special_symbol): Always
3690         canonicalize version string.
3691
3692 2011-09-26  Cary Coutant  <ccoutant@google.com>
3693
3694         * gold.cc (queue_initial_tasks): Move option checks ...
3695         * options.cc (General_options::finalize): ... to here. Disable
3696         some options; make others fatal.
3697
3698 2011-09-26  Cary Coutant  <ccoutant@google.com>
3699
3700         gcc PR lto/47247
3701         * plugin.cc (get_symbols_v2): New function.
3702         (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
3703         (is_referenced_from_outside): New function.
3704         (Pluginobj::get_symbol_resolution_info): Add version parameter, return
3705         LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
3706         (get_symbols): Pass version parameter.
3707         (get_symbols_v2): New function.
3708         * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
3709         parameter.
3710         * testsuite/plugin_test.c (get_symbols_v2): New static variable.
3711         (onload): Add LDPT_GET_SYMBOLS_V2.
3712         (all_symbols_read_hook): Use get_symbols_v2; check for
3713         LDPR_PREVAILING_DEF_IRONLY_EXP.
3714         * testsuite/plugin_test_3.sh: Update expected results.
3715
3716 2011-09-23  Simon Baldwin  <simonb@google.com>
3717
3718         * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
3719         configuration options.
3720         * configure: Regenerate.
3721         * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
3722         * Makefile.in: Regenerate.
3723         * testsuite/Makefile.in: Regenerate.
3724
3725 2011-09-19  Sriraman Tallam  <tmsriram@google.com>
3726
3727         * plugin.h (should_defer_layout): Modify to check for any_claimed_.
3728
3729 2011-09-19  Cary Coutant  <ccoutant@google.com>
3730
3731         * incremental.cc (can_incremental_update): Fix typo in comment.
3732         * incremental.h (can_incremental_update): Likewise.
3733
3734 2011-09-18  Cary Coutant  <ccoutant@google.com>
3735
3736         * incremental.cc (can_incremental_update): New function.
3737         * incremental.h (can_incremental_update): New function.
3738         * layout.cc (Layout::init_fixed_output_section): Call it.
3739         (Layout::make_output_section): Don't allow patch space in .eh_frame.
3740         * object.cc (Sized_relobj_file::do_layout): Call
3741         can_incremental_update.
3742
3743 2011-09-13  Cary Coutant  <ccoutant@google.com>
3744
3745         * configure.ac: Check for glibc support for gnu_indirect_function
3746         support with static linking, setting automake conditional
3747         IFUNC_STATIC.
3748         * Makefile.in: Regenerate.
3749         * configure: Regenerate.
3750
3751         * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
3752         (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
3753         for IFUNC_STATIC.
3754         * testsuite/Makefile.in: Regenerate.
3755
3756 2011-09-13  Cary Coutant  <ccoutant@google.com>
3757
3758         * incremental.cc (Sized_relobj_incr::do_layout): Call
3759         report_comdat_group for kept comdat sections.
3760         * testsuite/Makefile.am (incremental_comdat_test_1): New test.
3761         * testsuite/Makefile.in: Regenerate.
3762         * testsuite/incr_comdat_test_1.cc: New source file.
3763         * testsuite/incr_comdat_test_2_v1.cc: New source file.
3764         * testsuite/incr_comdat_test_2_v2.cc: New source file.
3765         * testsuite/incr_comdat_test_2_v3.cc: New source file.
3766
3767 2011-09-13  Ian Lance Taylor  <iant@google.com>
3768
3769         * object.cc (Sized_relobj_file::do_layout): Remove unused local
3770         variable external_symbols_offset.
3771
3772 2011-09-12  Ian Lance Taylor  <iant@google.com>
3773
3774         * object.cc (Sized_relobj_file::do_layout): Remove assertion which
3775         triggered if object has no symbols.
3776
3777 2011-09-09  David S. Miller  <davem@davemloft.net>
3778
3779         * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
3780         (Output_fill_debug_line::do_write): Likewise.
3781
3782 2011-08-29  Cary Coutant  <ccoutant@google.com>
3783
3784         * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
3785         casts to match formatting specs.
3786         (Output_fill_debug_line::do_minimum_hole_size): Likewise.
3787
3788 2011-08-26  Cary Coutant  <ccoutant@google.com>
3789
3790         * layout.cc (Free_list::allocate): Provide guarantee of minimum
3791         remaining hole size when allocating.
3792         (Layout::make_output_section): Set fill methods for debug sections.
3793         * layout.h (Free_list::Free_list_node): Move from private to
3794         public.
3795         (Free_list::set_min_hole_size): New function.
3796         (Free_list::begin, Free_list::end): New functions.
3797         (Free_list::min_hole_): New data member.
3798         * output.cc: Include dwarf.h.
3799         (Output_fill_debug_info::do_minimum_hole_size): New function.
3800         (Output_fill_debug_info::do_write): New function.
3801         (Output_fill_debug_line::do_minimum_hole_size): New function.
3802         (Output_fill_debug_line::do_write): New function.
3803         (Output_section::Output_section): Initialize new data member.
3804         (Output_section::set_final_data_size): Ensure patch space is larger
3805         than minimum hole size.
3806         (Output_section::do_write): Fill holes in debug sections.
3807         * output.h (Output_fill): New class.
3808         (Output_fill_debug_info): New class.
3809         (Output_fill_debug_line): New class.
3810         (Output_section::set_free_space_fill): New function.
3811         (Output_section::free_space_fill_): New data member.
3812         * testsuite/Makefile.am (incremental_test_3): Add
3813         --incremental-patch option.
3814         (incremental_test_4): Likewise.
3815         (incremental_test_5): Likewise.
3816         (incremental_test_6): Likewise.
3817         (incremental_copy_test): Likewise.
3818         (incremental_common_test_1): Likewise.
3819         * testsuite/Makefile.in: Regenerate.
3820
3821 2011-08-26  Nick Clifton  <nickc@redhat.com>
3822
3823         * po/es.po: Updated Spanish translation.
3824
3825 2011-08-01  Cary Coutant  <ccoutant@google.com>
3826
3827         * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
3828         * gold/testsuite/Makefile.in: Regenerate.
3829         * gold/testsuite/justsyms_exec.c: New source file.
3830         * gold/testsuite/justsyms_lib.c: New source file.
3831
3832 2011-08-01  Cary Coutant  <ccoutant@google.com>
3833
3834         * layout.cc (Layout::set_segment_offsets): Don't realign text
3835         segment if -Ttext was specified.
3836         * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
3837         file type.
3838         * object.h (Sized_relobj_file::e_type): New function.
3839         (Sized_relobj_file::e_type_): New data member.
3840         * symtab.cc (Symbol_table::add_from_relobj): Don't add section
3841         base address for ET_EXEC files.
3842         * target.cc (Target::do_make_elf_object_implementation): Allow
3843         ET_EXEC files with --just-symbols option.
3844
3845 2011-07-28  Cary Coutant  <ccoutant@google.com>
3846
3847         * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
3848         Add thread_number parameter.
3849         (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
3850         * workqueue-threads.cc
3851         (Workqueue_threader_threadpool::should_cancel_thread): Cancel
3852         current thread if its thread number is greater than desired thread
3853         count.
3854         * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
3855         Add thread_number parameter.
3856         (Workqueue::should_cancel_thread): Likewise.
3857         (Workqueue::find_runnable_or_wait): Pass thread_number to
3858         should_cancel_thread.
3859         * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
3860         parameter.
3861
3862 2011-07-22  Sriraman Tallam  <tmsriram@google.com>
3863
3864         * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
3865         only after checking if it cannot be forced local.
3866         * symtab.h (is_externally_visible): Check if the symbol is not forced
3867         local.
3868
3869 2011-07-15  Ian Lance Taylor  <iant@google.com>
3870
3871         * options.h (class General_options): Add --print-output-format.
3872         Move -EL next to -EB, for  better --help output.
3873         * target-select.cc: Include <cstdio>, "options.h", and
3874         "parameters.h".
3875         (Target_selector::do_target_bfd_name): New function.
3876         (print_output_format): New function.
3877         * target-select.h (class Target_selector): Update declarations.
3878         (Target_selector::target_bfd_name): New function.
3879         (print_output_format): Declare.
3880         * main.cc: Include "target-select.h".
3881         (main): Handle --print-output-format.
3882         * gold.cc: Include "target-select.h".
3883         (queue_initial_tasks): Handle --print-output-format when there are
3884         no input files.
3885         * parameters.cc (parameters_force_valid_target): Give a better
3886         error message if -EB/-EL does not match target.
3887         * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
3888         function.
3889
3890 2011-07-15  Ian Lance Taylor  <iant@google.com>
3891
3892         * i386.cc (class Output_data_plt_i386): Add layout_ field.
3893         (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
3894         (Output_data_plt_i386::do_write): Write address of .dynamic
3895         section to first entry in .got.plt section.
3896         * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
3897         (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3898         Initialize layout_.
3899         (Output_data_plt_x86_64::do_write): Write address of .dynamic
3900         section to first entry in .got.plt section.
3901         * layout.h (Layout::dynamic_section): New function.
3902
3903 2011-07-13  Sriraman Tallam  <tmsriram@google.com>
3904
3905         * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
3906         to claim_file call.
3907         * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
3908         input_section_position_, and input_section_glob_.
3909         (read_layout_from_file): Call function section_ordering_specified.
3910         * layout.h (is_section_ordering_specified): New function.
3911         (section_ordering_specified): New function.
3912         (section_ordering_specified_): New boolean member.
3913         * main.cc(main): Call load_plugins after layout object is defined.
3914         * output.cc (Output_section::add_input_section): Use
3915         function section_ordering_specified to check if section ordering is
3916         needed.
3917         * output.cc (Output_section::add_relaxed_input_section): Use
3918         function section_ordering_specified to check if section ordering is
3919         needed.
3920         (Output_section::update_section_layout): New function.
3921         (Output_section::sort_attached_input_sections): Check if input section
3922         must be reordered.
3923         * output.h (Output_section::update_section_layout): New function.
3924         * plugin.cc (get_section_count): New function.
3925         (get_section_type): New function.
3926         (get_section_name): New function.
3927         (get_section_contents): New function.
3928         (update_section_order): New function.
3929         (allow_section_ordering): New function.
3930         (Plugin::load): Add the new interfaces to the transfer vector.
3931         (Plugin_manager::load_plugins): New parameter.
3932         (Plugin_manager::all_symbols_read): New parameter.
3933         (Plugin_manager::claim_file): New parameter. Save the elf object for
3934         unclaimed objects.
3935         (Plugin_manager::get_elf_object): New function.
3936         (Plugin_manager::get_view): Change to directly use the bool to check
3937         if get_view is called from claim_file_hook.
3938         * plugin.h (input_objects): New function
3939         (Plugin__manager::load_plugins): New parameter.
3940         (Plugin_manager::claim_file): New parameter.
3941         (Plugin_manager::get_elf_object): New function.
3942         (Plugin_manager::in_claim_file_handler): New function.
3943         (Plugin_manager::in_claim_file_handler_): New member.
3944         (layout): New function.
3945         * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
3946         handler with an extra parameter. Make the elf object before calling
3947         claim_file handler.
3948         * testsuite/plugin_test.c (get_section_count): New function pointer.
3949         (get_section_type): New function pointer.
3950         (get_section_name): New function pointer.
3951         (get_section_contents): New function pointer.
3952         (update_section_order): New function pointer.
3953         (allow_section_ordering): New function pointer.
3954         (onload): Check if the new interfaces exist.
3955
3956 2011-07-13  Ian Lance Taylor  <iant@google.com>
3957
3958         * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
3959         relro section.
3960         * x86_64.cc (Target_x86_64::got_section): Likewise.
3961         * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
3962         (relro_now_test_SOURCES): New variable.
3963         (relro_now_test_DEPENDENCIES): New variable.
3964         (relro_now_test_LDFLAGS): New variable.
3965         (relro_now_test_LDADD): New variable.
3966         (relro_now_test.so): New target.
3967         * testsuite/Makefile.in: Rebuild.
3968
3969 2011-07-12  Ian Lance Taylor  <iant@google.com>
3970
3971         PR gold/12980
3972         * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
3973         GLOB_DAT relocation rather than a RELATIVE relocation for a
3974         protected symbol when creating a shared library.
3975         * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3976         * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
3977         * testsuite/protected_main_1.cc (main): Test that protected
3978         function has same address.
3979
3980 2011-07-11  Ian Lance Taylor  <iant@google.com>
3981
3982         PR gold/12979
3983         * options.h (class General_options): Add -Bgroup.
3984         * options.cc (General_options::finalize): If -Bgroup is set,
3985         default to --unresolved-symbols=report-all.
3986         * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
3987         * target-reloc.h (issue_undefined_symbol_error): Handle
3988         --unresolved-symbols=report-all.
3989
3990 2011-07-08  Ian Lance Taylor  <iant@google.com>
3991
3992         PR gold/11985
3993         * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
3994         if linker script discards key sections.
3995         (Layout::create_dynamic_symtab): Likewise.
3996         (Layout::assign_local_dynsym_offsets): Likewise.
3997         (Layout::sized_create_version_sections): Likewise.
3998         (Layout::create_interp): Likewise.
3999         (Layout::finish_dynamic_section): Likewise.
4000         (Layout::set_dynamic_symbol_size): Likewise.
4001
4002 2011-07-08  Ian Lance Taylor  <iant@google.com>
4003
4004         PR gold/12386
4005         * options.h (class General_options): Add --unresolved-symbols.
4006         * target-reloc.h (issue_undefined_symbol_error): Check
4007         --unresolved-symbols.  Add comments.
4008
4009 2011-07-08  Ian Lance Taylor  <iant@google.com>
4010
4011         * testsuite/odr_violation2.cc (Ordering::operator()): Make
4012         expression more complex.
4013
4014 2011-07-08  Ian Lance Taylor  <iant@google.com>
4015
4016         PR gold/11317
4017         * target-reloc.h (issue_undefined_symbol_error): New inline
4018         function, broken out of relocate_section.
4019         (relocate_section): Call issue_undefined_symbol_error.
4020         * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
4021         there is no TLS segment if we are about to issue an undefined
4022         symbol error.
4023         * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
4024
4025 2011-07-08  Ian Lance Taylor  <iant@google.com>
4026
4027         PR gold/12279
4028         * resolve.cc (Symbol_table::should_override): Add fromtype
4029         parameter.  Change all callers.  Give error when linking together
4030         TLS and non-TLS symbol.
4031         (Symbol_table::should_override_with_special): Add fromtype
4032         parameter.  Change all callers.
4033         * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
4034         there is no TLS segment if we have reported some errors.
4035         * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
4036
4037 2011-07-08  Ian Lance Taylor  <iant@google.com>
4038
4039         PR gold/12372
4040         * target.h (Target::plt_address_for_global): New function.
4041         (Target::plt_address_for_local): New function.
4042         (Target::plt_section_for_global): Remove.
4043         (Target::plt_section_for_local): Remove.
4044         (Target::do_plt_address_for_global): New virtual function.
4045         (Target::do_plt_address_for_local): New virtual function.
4046         (Target::do_plt_section_for_global): Remove.
4047         (Target::do_plt_section_for_local): Remove.
4048         (Target::register_global_plt_entry): Add Symbol_table and Layout
4049         parameters.
4050         * output.cc (Output_data_got::Got_entry::write): Use
4051         plt_address_for_global and plt_address_for_local.
4052         * layout.cc (Layout::add_target_dynamic_tags): Use size and
4053         address of output section.
4054         * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
4055         got_irelative_, and irelative_count_ fields.  Update
4056         declarations.
4057         (Output_data_plt_i386::has_irelative_section): New function.
4058         (Output_data_plt_i386::entry_count): Add irelative_count_.
4059         (Output_data_plt_i386::set_final_data_size): Likewise.
4060         (class Target_i386): Add got_irelative_ and rel_irelative_
4061         fields.  Update declarations.
4062         (Target_i386::Target_i386): Initialize new fields.
4063         (Target_i386::do_plt_address_for_global): New function replacing
4064         do_plt_section_for_global.
4065         (Target_i386::do_plt_address_for_local): New function replacing
4066         do_plt_section_for_local.
4067         (Target_i386::got_section): Create got_irelative_.
4068         (Target_i386::rel_irelative_section): New function.
4069         (Output_data_plt_i386::Output_data_plt_i386): Initialize new
4070         fields.  Don't define __rel_iplt_{start,end}.
4071         (Output_data_plt_i386::add_entry): Add symtab and layout
4072         parameters.  Change all callers.  Use different PLT and GOT for
4073         IFUNC symbols.
4074         (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
4075         layout parameters.  Change all callers.  Use different PLT and
4076         GOT.
4077         (Output_data_plt_i386::rel_tls_desc): Fix formatting.
4078         (Output_data_plt_i386::rel_irelative): New function.
4079         (Output_data_plt_i386::address_for_global): New function.
4080         (Output_data_plt_i386::address_for_local): New function.
4081         (Output_data_plt_i386::do_write): Write out IRELATIVE area.  Use
4082         IRELATIVE GOT when changing IFUNC GOT entries.
4083         (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
4084         reloc.
4085         (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
4086         if we didn't create an IRELATIVE GOT.
4087         (Target_i386::Relocate::relocate): Use plt_address_for_global and
4088         plt_address_for_local.
4089         (Target_i386::do_dynsym_value): Use plt_address_for_global.
4090         * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
4091         got_irelative_, and irelative_count_ fields.  Update
4092         declarations.
4093         (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
4094         Initialize new fields.  Remove symtab parameter.  Change all
4095         callers.
4096         (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
4097         irelative_count_.
4098         (Output_data_plt_x86_64::has_irelative_section): New function.
4099         (Output_data_plt_x86_64::entry_count): Add irelative_count_.
4100         (class Target_x86_64): Add got_irelative_ and rel_irelative_
4101         fields.  Update declarations.
4102         (Target_x86_64::Target_x86_64): Initialize new fields.
4103         (Target_x86_64::do_plt_address_for_global): New function replacing
4104         do_plt_section_for_global.
4105         (Target_x86_64::do_plt_address_for_local): New function replacing
4106         do_plt_section_for_local.
4107         (Target_x86_64::got_section): Create got_irelative_.
4108         (Target_x86_64::rela_irelative_section): New function.
4109         (Output_data_plt_x86_64::init): Remove symtab parameter.  Change
4110         all callers.  Don't create __rel_iplt_{start,end}.
4111         (Output_data_plt_x86_64::add_entry): Add symtab and layout
4112         parameters.  Change all callers.  Use different PLT and GOT for
4113         IFUNC symbols.
4114         (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
4115         layout parameters.  Change all callers.  Use different PLT and
4116         GOT.
4117         (Output_data_plt_x86_64::add_relocation): Add symtab and layout
4118         parameters.  Change all callers.  Use different PLT and GOT for
4119         IFUNC symbols.
4120         (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
4121         (Output_data_plt_x86_64::rela_irelative): New function.
4122         (Output_data_plt_x86_64::address_for_global): New function.
4123         (Output_data_plt_x86_64::address_for_local): New function.
4124         (Output_data_plt_x86_64::set_final_data_size): Likewise.
4125         (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
4126         (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
4127         (Target_x86_64::register_global_plt_entry): Add symtab and layout
4128         parameters.
4129         (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
4130         reloc.
4131         (Target_x86_64::do_finalize_sections): Create the __rela_iplt
4132         symbols if we didn't create an IRELATIVE GOT.
4133         (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
4134         plt_address_for_local.
4135         (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
4136         * testsuite/ifuncvar1.c: New test file.
4137         * testsuite/ifuncvar2.c: New test file.
4138         * testsuite/ifuncvar3.c: New test file.
4139         * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
4140         (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
4141         (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
4142         (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
4143         * testsuite/Makefile.in: Rebuild.
4144
4145 2011-07-07  Cary Coutant  <ccoutant@google.com>
4146
4147         * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
4148         (two_file_test_1_ndebug.o): Likewise.
4149         (two_file_test_1b_ndebug.o): Likewise.
4150         (two_file_test_2_ndebug.o): Likewise.
4151         (two_file_test_main_ndebug.o): Likewise.
4152         (incremental_test_2): Link with no-debug versions.
4153
4154 2011-07-06  Cary Coutant  <ccoutant@google.com>
4155
4156         * gold/incremental.cc
4157         (Output_section_incremental_inputs::write_info_blocks): Check for
4158         hidden and internal symbols.
4159
4160 2011-07-06  Cary Coutant  <ccoutant@google.com>
4161
4162         * incremental.cc (Sized_incremental_binary::do_file_has_changed):
4163         Check disposition for startup file.
4164         (Incremental_inputs::report_command_line): Ignore
4165         --incremental-startup-unchanged option.
4166         * options.cc (General_options::parse_incremental_startup_unchanged):
4167         New function.
4168         (General_options::General_options): Initialize new data member.
4169         * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
4170         (General_options): Add --incremental-startup-unchanged option.
4171         (General_options::incremental_startup_disposition): New function.
4172         (General_options::incremental_startup_disposition_): New data member.
4173
4174 2011-07-06  Cary Coutant  <ccoutant@google.com>
4175
4176         * incremental.cc (Sized_incremental_binary::setup_readers): Pass
4177         input file index to Script_info ctor.
4178         (Sized_incremental_binary::do_file_has_changed): Find the
4179         command-line argument for files named in scripts.
4180         * incremental.h (Script_info::Script_info): New ctor
4181         with input file index.
4182         (Script_info::input_file_index): New function.
4183         (Script_info::input_file_index_): New data member.
4184         (Incremental_binary::get_library): Add const.
4185         (Incremental_binary::get_script_info): Add const.
4186         * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
4187         * testsuite/Makefile.am (incremental_test_5): New test case.
4188         (incremental_test_6): New test case.
4189         * testsuite/Makefile.in: Regenerate.
4190
4191 2011-07-06  Cary Coutant  <ccoutant@google.com>
4192
4193         * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
4194         debug output when command lines differ.
4195
4196 2011-07-06  Cary Coutant  <ccoutant@google.com>
4197
4198         * incremental.cc (Incremental_inputs::report_command_line): Ignore
4199         --incremental-patch option.
4200         * layout.cc (Free_list::allocate): Extend allocation beyond original
4201         end if enabled.
4202         (Layout::make_output_section): Mark sections that should get
4203         patch space.
4204         * options.cc (parse_percent): New function.
4205         * options.h (parse_percent): New function.
4206         (DEFINE_percent): New macro.
4207         (General_options): Add --incremental-patch option.
4208         * output.cc (Output_section::Output_section): Initialize new data
4209         members.
4210         (Output_section::add_input_section): Print section name when out
4211         of patch space.
4212         (Output_section::add_output_section_data): Likewise.
4213         (Output_section::set_final_data_size): Add patch space when
4214         doing --incremental-full.
4215         (Output_section::do_reset_address_and_file_offset): Remove patch
4216         space.
4217         (Output_segment::set_section_list_addresses): Print debug output
4218         only if --incremental-update.
4219         * output.h (Output_section::set_is_patch_space_allowed): New function.
4220         (Output_section::is_patch_space_allowed_): New data member.
4221         (Output_section::patch_space_): New data member.
4222         * parameters.cc (Parameters::incremental_full): New function.
4223         * parameters.h (Parameters::incremental_full): New function
4224         * testsuite/Makefile.am (incremental_test_2): Add test for
4225         --incremental-patch option.
4226         * testsuite/Makefile.in: Regenerate.
4227         * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
4228         (t18): Remove function body.
4229
4230 2011-07-05  Doug Kwan  <dougkwan@google.com>
4231
4232         PR gold/12771
4233         * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
4234         Arm_Address type for relocation result.
4235         (Arm_relocate_functions::abs16): Use unaligned access.  Also fix
4236         overflow check.
4237         (Arm_relocate_functions::abs32): Use unaligned access.
4238         (Arm_relocate_functions::rel32): Ditto.
4239         (Arm_relocate_functions::prel31): Ditto.
4240         (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
4241         * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
4242         static data relocations.
4243         * testsuite/Makefile.in: Regnerate.
4244         * testsuite/arm_unaligned_reloc.{s,sh}: New files.
4245
4246 2011-07-05  Ian Lance Taylor  <iant@google.com>
4247
4248         PR gold/12392
4249         * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
4250         symbols if necessary.
4251         * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4252
4253 2011-07-05  Ian Lance Taylor  <iant@google.com>
4254
4255         PR gold/12952
4256         * resolve.cc (Symbol::override_base_with_special): Simply override
4257         version with special symbol version, ignoring previous version.
4258
4259 2011-07-05  Ian Lance Taylor  <iant@google.com>
4260
4261         * object.cc (Sized_relobj_file::include_section_group): Add
4262         information to comment about signature location.
4263
4264 2011-07-02  Ian Lance Taylor  <iant@google.com>
4265
4266         PR gold/12957
4267         * options.h (class General_options): Add -f and -F.
4268         * options.cc (General_options::finalize): Fatal error if -f/-F
4269         are used without -shared.
4270         * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
4271
4272 2011-07-02  Ian Lance Taylor  <iant@google.com>
4273
4274         * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
4275
4276 2011-07-01  Ian Lance Taylor  <iant@google.com>
4277
4278         PR gold/12525
4279         PR gold/12952
4280         * resolve.cc (Symbol::override_base_with_special): Don't override
4281         the version if the overriding symbol has a different name.
4282         * dynobj.cc (Versions::add_def): Add dynpool parameter.  Change
4283         all callers.  If we give an error about an undefined version,
4284         define the base version if necessary.
4285         * dynobj.h (class Versions): Update declaration.
4286         * testsuite/weak_alias_test_5.cc: New file.
4287         * testsuite/weak_alias_test.script: New file.
4288         * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
4289         and versioned_alias have the right value, and call t2.
4290         * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
4291         weak_alias_test_5.so.
4292         (weak_alias_test_LDADD): Likewise.
4293         (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
4294         * testsuite/Makefile.in: Rebuild.
4295
4296 2011-07-01  Ian Lance Taylor  <iant@google.com>
4297
4298         PR gold/12525
4299         * options.h (class General_options): Support -z notext.
4300         * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
4301         -Wl,-z,notext.
4302         (two_file_shared_nonpic.so): Likewise.
4303         (two_file_shared_mixed.so): Likewise.
4304         (two_file_shared_mixed_1.so): Likewise.
4305         (weak_undef_lib_nonpic.so): Likewise.
4306         (alt/weak_undef_lib_nonpic.so): Likewise.
4307         (tls_test_shared_nonpic.so): Likewise.
4308         * testsuite/Makefile.in: Rebuild.
4309
4310 2011-07-01  Ian Lance Taylor  <iant@google.com>
4311
4312         PR gold/12525
4313         * configure.ac: Test whether static linking works, setting
4314         the automake conditional HAVE_STATIC.
4315         * testsuite/Makefile.am: Disable tests using -static if
4316         HAVE_STATIC is not true.
4317         * configure, testsuite/Makefile.in: Rebuild.
4318
4319 2011-07-01  Ian Lance Taylor  <iant@google.com>
4320
4321         PR gold/12525
4322         * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
4323         Assert if we see DW_EH_PE_indirect.
4324         * target.h (Target::ehframe_datarel_base): New function.
4325         (Target::do_ehframe_datarel_base): New target function.
4326         * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
4327         * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
4328         function.
4329
4330 2011-07-01  Ian Lance Taylor  <iant@google.com>
4331
4332         PR gold/12571
4333         * options.h (class General_options): Add
4334         --ld-generated-unwind-info.
4335         * ehframe.cc (Fde::write): Add address parameter.  Change all
4336         callers.  If associated with PLT, fill in address and size.
4337         (Cie::set_output_offset): Only add merge mapping if there is an
4338         object.
4339         (Cie::write): Add address parameter.  Change all callers.
4340         (Eh_frame::add_ehframe_for_plt): New function.
4341         * ehframe.h (class Fde): Update declarations.  Move shndx_ and
4342         input_offset_ fields into union u_, with new plt field.
4343         (Fde::Fde): Adjust for new union field.
4344         (Fde::Fde) [Output_data version]: New constructor.
4345         (Fde::add_mapping): Only add merge mapping if there is an object.
4346         (class Cie): Update declarations.
4347         (class Eh_frame): Declare add_ehframe_for_plt.
4348         * layout.cc (Layout::layout_eh_frame): Break out code into
4349         make_eh_frame_section, and call it.
4350         (Layout::make_eh_frame_section): New function.
4351         (Layout::add_eh_frame_for_plt): New function.
4352         * layout.h (class Layout): Update declarations.
4353         * merge.cc (Merge_map::add_mapping): Add assertion.
4354         * i386.cc: Include "dwarf.h".
4355         (class Output_data_plt_i386): Make first_plt_entry,
4356         dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const.  Add
4357         plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4358         and plt_eh_frame_fde.
4359         (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
4360         boundary.  Call add_eh_frame_for_plt if appropriate.
4361         * x86_64.cc: Include "dwarf.h".
4362         (class Output_data_plt_x86_64): Align to 16-byte boundary.  Make
4363         first_plt_entry, plt_entry and tlsdesc_plt_entry const.  Add
4364         plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4365         and plt_eh_frame_fde.
4366         (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
4367         appropriate.
4368
4369 2011-06-29  Ian Lance Taylor  <iant@google.com>
4370
4371         PR gold/12629
4372         * object.cc (Sized_relobj_file::layout_section): Change shdr
4373         parameter to be const.
4374         (Sized_relobj_file::layout_eh_frame_section): New function, broken
4375         out of do_layout.
4376         (Sized_relobj_file::do_layout): Defer .eh_frame sections if
4377         appropriate.  Call layout_eh_frame_section.
4378         (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
4379         sections.
4380         * object.h (class Sized_relobj_file): Update declarations.
4381
4382 2011-06-29  Ian Lance Taylor  <iant@google.com>
4383
4384         PR gold/12652
4385         * script.cc (Token::integer_value): Accept trailing M/m/K/k
4386         modifier.
4387         (Lex::gather_token): Accept trailing M/m/K/k for integers.
4388
4389 2011-06-29  Ian Lance Taylor  <iant@google.com>
4390
4391         PR gold/12675
4392         * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
4393         SHT_X86_64_UNWIND.
4394         * layout.cc (Layout::layout_eh_frame): Likewise.
4395
4396 2011-06-29  Ian Lance Taylor  <iant@google.com>
4397
4398         PR gold/12695
4399         * layout.cc (Layout::symtab_section_shndx): New function.
4400         * layout.h (class Layout): Declare symtab_section_shndx.
4401         * output.cc (Output_section::write_header): Call it.
4402
4403 2011-06-29  Ian Lance Taylor  <iant@google.com>
4404
4405         PR gold/12818
4406         * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
4407         symbols which are not used in a relocation.
4408
4409 2011-06-28  Ian Lance Taylor  <iant@google.com>
4410
4411         PR gold/12898
4412         * layout.cc (Layout::segment_precedes): Don't crash if a linker
4413         script create indistinguishable segments.
4414         (Layout::set_segment_offsets): Use stable_sort when sorting
4415         segments.  Pass this to Compare_segments constructor.
4416         * layout.h (class Layout): Make segment_precedes non-static.
4417         (class Compare_segments): Change from struct to class.  Add
4418         layout_ field.  Add constructor.
4419         * script-sections.cc
4420         (Script_sections::attach_sections_using_phdrs_clause): Rename
4421         local orphan to is_orphan.  Don't report failure to put empty
4422         section in segment.  On attachment failure, report name of
4423         section, and attach to first PT_LOAD segment.
4424
4425 2011-06-28  Ian Lance Taylor  <iant@google.com>
4426
4427         PR gold/12934
4428         * target-select.cc (Target_selector::Target_selector): Add
4429         emulation parameter.  Change all callers.
4430         (select_target_by_bfd_name): Rename from select_target_by_name.
4431         Change all callers.
4432         (select_target_by_emulation): New function.
4433         (supported_emulation_names): New function.
4434         * target-select.h (class Target_selector): Add emulation_ field.
4435         Update declarations.
4436         (Target_selector::recognize_by_bfd_name): Rename from
4437         recognize_by_name.  Change all callers.
4438         (Target_selector::supported_bfd_names): Rename from
4439         supported_names.  Change all callers.
4440         (Target_selector::recognize_by_emulation): New function.
4441         (Target_selector::supported_emulations): New function.
4442         (Target_selector::emulation): New function.
4443         (Target_selector::do_recognize_by_bfd_name): Rename from
4444         do_recognize_by_name.  Change all callers.
4445         (Target_selector::do_supported_bfd_names): Rename from
4446         do_supported_names.  Change all callers.
4447         (Target_selector::do_recognize_by_emulation): New function.
4448         (Target_selector::do_supported_emulations): New function.
4449         (select_target_by_bfd_name): Change name in declaration.
4450         (select_target_by_emulation): Declare.
4451         (supported_emulation_names): Declare.
4452         * parameters.cc (parameters_force_valid_target): Try to find
4453         target based on emulation from -m option.
4454         * options.h (class General_options): Change doc string for -m.
4455         * options.cc (help): Print emulations.
4456         (General_options::parse_V): Likewise.
4457         * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
4458         Add emulation parameter.  Change all callers.
4459
4460 2011-06-28  Ian Lance Taylor  <iant@google.com>
4461
4462         * target.h (class Target): Add osabi_ field.
4463         (Target::osabi): New function.
4464         (Target::set_osabi): New function.
4465         (Target::Target): Initialize osabi_.
4466         (Target::do_adjust_elf_header): Make pure virtual.
4467         (Sized_target::do_adjust_elf_header): Declare.
4468         * target.cc (Sized_target::do_adjust_elf_header): New function.
4469         (class Sized_target): Instantiate all versions.
4470         * freebsd.h (class Target_freebsd): Remove.
4471         (Target_selector_freebsd::do_recognize): Call set_osabi on
4472         Target.
4473         (Target_selector_freebsd::do_recognize_by_name): Likewise.
4474         (Target_selector_freebsd::set_osabi): Remove.
4475         * i386.cc (class Target_i386): Inherit from Sized_target rather
4476         than Target_freebsd.
4477         * x86_64.cc (class Target_x86_64): Likewise.
4478
4479 2011-06-28  Ian Lance Taylor  <iant@google.com>
4480
4481         * target.h (Target::can_check_for_function_pointers): Rewrite.
4482         Make non-virtual.
4483         (Target::can_icf_inline_merge_sections): Likewise.
4484         (Target::section_may_have_icf_unsafe_poineters): Likewise.
4485         (Target::Target_info): Add can_icf_inline_merge_sections field.
4486         (Target::do_can_check_for_function_pointers): New virtual
4487         function.
4488         (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
4489         * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
4490         from can_check_for_function_pointers, move in file.
4491         (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
4492         section_may_have_icf_unsafe_poineters, move in file.
4493         (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
4494         * i386.cc (Target_i386::do_can_check_for_function_pointers):
4495         Rename from can_check_for_function_pointers, move in file.
4496         (Target_i386::can_icf_inline_merge_sections): Remove.
4497         (Target_i386::i386_info): Initialize
4498         can_icf_inline_merge_sections.
4499         * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4500         Initialize can_icf_inline_merge_sections.
4501         * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
4502         * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
4503         Rename from can_check_for_function_pointers, move in file.
4504         (Target_x86_64::can_icf_inline_merge_sections): Remove.
4505         (Target_x86_64::x86_64_info): Initialize
4506         can_icf_inline_merge_sections.
4507         * testsuite/testfile.cc (Target_test::test_target_info):
4508         Likewise.
4509         * icf.cc (get_section_contents): Correct formatting.
4510
4511 2011-06-27  Ian Lance Taylor  <iant@google.com>
4512
4513         * symtab.cc (Symbol::versioned_name): New function.
4514         (Symbol_table::add_to_final_symtab): Use versioned_name when
4515         appropriate.
4516         (Symbol_table::sized_write_symbol): Likewise.
4517         * symtab.h (class Symbol): Declare versioned_name.
4518         * stringpool.h (class Stringpool_template): Add variant of add
4519         which takes a std::basic_string.
4520         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
4521         (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
4522         (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
4523         (ver_test_12.o): New target.
4524         * testsuite/Makefile.in: Rebuild.
4525
4526 2011-06-27  Doug Kwan  <dougkwan@google.com>
4527
4528         * arm.cc (Arm_relocate_functions::thm_jump8,
4529         Arm_relocate_functions::thm_jump11): Use a wider signed
4530         type to compute offset.
4531         * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
4532         arm_thm_jump8.
4533         * testsuite/Makefile.in: Regenerate.
4534         * testsuite/arm_branch_in_range.sh: Check test results of
4535         arm_thm_jump11 and arm_thm_jump8.
4536         * testsuite/arm_thm_jump11.s: New test source file.
4537         * testsuite/arm_thm_jump11.t: New linker script.
4538         * testsuite/arm_thm_jump8.s: New test source file.
4539         * testsuite/arm_thm_jump8.t: New linker script.
4540
4541 2011-06-24  Ian Lance Taylor  <iant@google.com>
4542
4543         * layout.cc: Include "object.h".
4544         (ctors_sections_in_init_array): New static variable.
4545         (Layout::is_ctors_in_init_array): New function.
4546         (Layout::layout): Add entry to ctors_sections_in_init_array if
4547         appropriate.
4548         * layout.h (class Layout): Declare is_ctors_in_init_array.
4549         * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
4550         is_ctors_reverse_view is set.
4551         (Sized_relobj_file::write_sections): Add layout parameter.  Change
4552         all callers.  Set is_ctors_reverse_view field of View_size.
4553         (Sized_relobj_file::reverse_words): New function.
4554         * object.h (Sized_relobj_file::View_size): Add
4555         is_ctors_reverse_view field.
4556         (class Sized_relobj_file): Update declarations.
4557         * testsuite/initpri3.c: New test.
4558         * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
4559         initpri3b.
4560         (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
4561         (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
4562         (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
4563         (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
4564         * testsuite/Makefile.in: Rebuild.
4565
4566 2011-06-24  Cary Coutant  <ccoutant@google.com>
4567
4568         * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
4569         (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
4570         (debug_msg_cdebug.err): New targets.
4571         * testsuite/Makefile.in: Regenerate.
4572         * testsuite/debug_msg.sh: Check output of link with compressed debug.
4573         Fix checks for link with shared library.
4574
4575 2011-06-24  Doug Kwan  <dougkwan@google.com>
4576
4577         * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
4578         skip empty text sections.
4579         * testsuite/arm_exidx_test.s: Test handling of an empty text section.
4580
4581 2011-06-22  Ian Lance Taylor  <iant@google.com>
4582
4583         PR gold/12910
4584         * options.h (class General_options): Add --ctors-in-init-array.
4585         * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
4586         friends as SHT_PROGBITS for merging sections.
4587         (Layout::layout): Remove special handling of .init_array and
4588         friends.  Don't sort if doing relocatable link.  Sort for .ctors
4589         and .dtors if ctors_in_init_array.
4590         (Layout::make_output_section): Force correct section types for
4591         .init_array and friends.  Don't sort if doing relocatable link,
4592         Don't sort .ctors and .dtors if ctors_in_init_array.
4593         (Layout::section_name_mapping): Remove .ctors. and .dtorso.
4594         (Layout::output_section_name): Add relobj parameter.  Change all
4595         callers.  Handle .ctors. and .dtors. in code rather than table.
4596         Handle .ctors and .dtors if ctors_in_init_array.
4597         (Layout::match_file_name): New function, moved from output.cc.
4598         * layout.h (class Layout): Update declarations.
4599         * output.cc: Include "layout.h".
4600         (Input_section_sort_entry::get_priority): New function.
4601         (Input_section_sort_entry::match_file_name): Just call
4602         Layout::match_file_name.
4603         (Output_section::Input_section_sort_init_fini_compare::operator()):
4604         Handle .ctors and .dtors.  Sort by explicit priority rather than
4605         by name.
4606         * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
4607         * testsuite/initpri2.c: New test.
4608         * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
4609         (check_PROGRAMS): Add initpri2.
4610         (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
4611         (initpri2_LDFLAGS, initpri2_LDADD): New variables.
4612         * configure, testsuite/Makefile.in: Rebuild.
4613
4614 2011-06-19  Ian Lance Taylor  <iant@google.com>
4615
4616         PR gold/12880
4617         * layout.cc (Layout::attach_allocated_section_to_segment): Add a
4618         .interp section to a PT_INTERP segment even if we have seen a
4619         --dynamic-linker option.  Don't do it if we have seen a PHDRS
4620         clause in a linker script.
4621         (Layout::finalize): Don't create a .interp section if we've
4622         already create a PT_INTERP segment.
4623         (Layout::create_interp): Always call choose_output_section (revert
4624         patch of 2011-06-17).  Don't create PT_INTERP segment.
4625         * script-sections.cc
4626         (Script_sections::create_note_and_tls_segments): Add a .interp
4627         section to a PT_INTERP segment even if we have seen a
4628         --dynamic-linker option.
4629
4630 2011-06-18  Ian Lance Taylor  <iant@google.com>
4631
4632         * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
4633         merely because a non-PT_LOAD segment has a dynamic reloc.
4634
4635 2011-06-18  Ian Lance Taylor  <iant@google.com>
4636
4637         * layout.cc (Layout::finish_dynamic_section): Don't create
4638         DT_FLAGS entry if not needed.
4639
4640 2011-06-18  Ian Lance Taylor  <iant@google.com>
4641
4642         PR gold/12745
4643         * layout.cc (Layout::layout_eh_frame): Correct handling of
4644         writable .eh_frame section.
4645
4646 2011-06-17  Ian Lance Taylor  <iant@google.com>
4647
4648         PR gold/12893
4649         * resolve.cc (Symbol_table::resolve): Don't give an error if a
4650         symbol is redefined with the exact same object and value.
4651
4652 2011-06-17  Ian Lance Taylor  <iant@google.com>
4653
4654         PR gold/12880
4655         * layout.h (class Layout): Add interp_segment_ field.
4656         * layout.cc (Layout::Layout): Initialize interp_segment_ field.
4657         (Layout::attach_allocated_section_to_segment): If making shared
4658         library, put .interp section in PT_INTERP segment.
4659         (Layout::finalize): Also call create_interp if -dynamic-linker
4660         option was used.
4661         (Layout::create_interp): Assert that there is no PT_INTERP
4662         segment.  If not using a SECTIONS clause, use make_output_section.
4663         (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
4664         * script-sections.cc
4665         (Script_sections::create_note_and_tls_segments): If making shared
4666         library, put .interp section in PT_INTERP segment.
4667
4668 2011-06-17  Ian Lance Taylor  <iant@google.com>
4669
4670         * object.cc (Sized_relobj_file::do_layout): Keep warning sections
4671         when making a shared library.
4672
4673 2011-06-17  Ian Lance Taylor  <iant@google.com>
4674
4675         * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
4676         parameter.  Change all callers.  Don't issue warning about PC32
4677         against locally defined symbol.
4678
4679 2011-06-16  Ian Lance Taylor  <iant@google.com>
4680
4681         * symtab.cc (Warnings::issue_warning): Don't warn if relocation
4682         occurs in same object.
4683
4684 2011-06-14  Alan Modra  <amodra@gmail.com>
4685
4686         * po/POTFILES.in: Regenerate.
4687
4688 2011-06-09  Ian Lance Taylor  <iant@google.com>
4689
4690         * script-sections.cc
4691         (Orphan_output_section::set_section_addresses): For a relocatable
4692         link set address to 0.
4693
4694 2011-06-09  Cary Coutant  <ccoutant@google.com>
4695
4696         PR gold/12804
4697         * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
4698         used with --compress-debug-sections.
4699         * gold/object.cc (Sized_relobj_file::do_layout): Report
4700         uncompressed size of compressed input sections.
4701
4702 2011-06-08  Cary Coutant  <ccoutant@google.com>
4703
4704         PR gold/12804
4705         * testsuite/two_file_test_2_v1.cc: Change initialization of
4706         v2 to keep it in .data.
4707
4708 2011-06-07  Cary Coutant  <ccoutant@google.com>
4709
4710         * common.cc (Symbol_table::do_allocate_commons_list): Call
4711         gold_fallback.
4712         * errors.cc (Errors::fatal): Adjust call to gold_exit.
4713         (Errors::fallback): New function.
4714         (gold_fallback): New function.
4715         * errors.h (Errors::fallback): New function.
4716         * gold.cc (gold_exit): Change status parameter to enum; adjust
4717         all callers.
4718         (queue_initial_tasks): Call gold_fallback.
4719         * gold.h: Include cstdlib.
4720         (Exit_status): New enum type.
4721         (gold_exit): Change status parameter to enum.
4722         (gold_fallback): New function.
4723         * layout.cc (Layout::set_section_offsets): Call gold_fallback.
4724         (Layout::create_symtab_sections): Likewise.
4725         (Layout::create_shdrs): Likewise.
4726         * main.cc (main): Adjust call to gold_exit.
4727         * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
4728         (Output_data_got::add_got_entry_pair): Likewise.
4729         (Output_section::add_input_section): Likewise.
4730         (Output_section::add_output_section_data): Likewise.
4731         (Output_segment::set_section_list_addresses): Likewise.
4732         * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
4733
4734 2011-06-07  Cary Coutant  <ccoutant@google.com>
4735
4736         * layout.cc (Layout::set_segment_offsets): Don't adjust layout
4737         for incremental links.
4738         * output.cc (Output_segment::set_section_list_addresses): Remove
4739         FIXME and test for TLS or BSS.
4740
4741 2011-06-07  Cary Coutant  <ccoutant@google.com>
4742
4743         * testsuite/Makefile.am: Add incremental_copy_test,
4744         incremental_common_test_1.
4745         * testsuite/Makefile.in: Regenerate.
4746         * testsuite/common_test_1_v1.c: New source file.
4747         * testsuite/common_test_1_v2.c: New source file.
4748         * testsuite/copy_test_v1.cc: New source file.
4749
4750 2011-06-07  Cary Coutant  <ccoutant@google.com>
4751
4752         * common.cc (Symbol_table::do_allocate_commons_list): For incremental
4753         update, allocate common from bss section's free list.
4754         * incremental-dump.cc (dump_incremental_inputs): Print flag for
4755         linker-defined symbols.
4756         * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4757         Skip GOT and PLT entries that are no longer referenced.
4758         (Output_section_incremental_inputs::write_info_blocks): Mark
4759         linker-defined symbols.
4760         (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
4761         * output.cc (Output_section::allocate): New function.
4762         * output.h (Output_section::allocate): New function.
4763         * resolve.cc (Symbol_table::report_resolve_problem): Add case for
4764         linker-defined symbols.
4765         (Symbol::override_base_with_special): Copy is_predefined_ flag.
4766         * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
4767         (Symbol::init_base_output_data): Likewise.
4768         (Symbol::init_base_output_segment): Likewise.
4769         (Symbol::init_base_constant): Likewise.
4770         (Sized_symbol::init_output_data): Likewise.
4771         (Sized_symbol::init_output_segment): Likewise.
4772         (Sized_symbol::init_constant): Likewise.
4773         (Symbol_table::do_define_in_output_data): Likewise.
4774         (Symbol_table::do_define_in_output_segment): Likewise.
4775         (Symbol_table::do_define_as_constant): Likewise.
4776         * symtab.h (Symbol::is_predefined): New function.
4777         (Symbol::init_base_output_data): Add is_predefined parameter.
4778         (Symbol::init_base_output_segment): Likewise.
4779         (Symbol::init_base_constant): Likewise.
4780         (Symbol::is_predefined_): New data member.
4781         (Sized_symbol::init_output_data): Add is_predefined parameter.
4782         (Sized_symbol::init_output_segment): Likewise.
4783         (Sized_symbol::init_constant): Likewise.
4784         (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
4785
4786 2011-06-07  Cary Coutant  <ccoutant@google.com>
4787
4788         * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
4789         instead of emit_copy_reloc.
4790         (Copy_relocs::emit_copy_reloc): Refactor.
4791         (Copy_relocs::make_copy_reloc): New function.
4792         (Copy_relocs::add_copy_reloc): Remove.
4793         * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
4794         section.
4795         (Copy_relocs::make_copy_reloc): New function.
4796         (Copy_relocs::add_copy_reloc): Remove.
4797         * gold.cc (queue_middle_tasks): Emit old COPY relocations from
4798         unchanged input files.
4799         * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
4800         * incremental.cc (Sized_incremental_binary::do_reserve_layout):
4801         Reserve BSS space for COPY relocations.
4802         (Sized_incremental_binary::do_emit_copy_relocs): New function.
4803         (Output_section_incremental_inputs::write_info_blocks): Record
4804         whether a symbol is copied from a shared object.
4805         (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
4806         * incremental.h (enum Incremental_shlib_symbol_flags): New type.
4807         (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
4808         (Incremental_input_entry_reader::get_output_symbol_index): Add
4809         is_copy parameter.
4810         (Incremental_binary::emit_copy_relocs): New function.
4811         (Incremental_binary::do_emit_copy_relocs): New function.
4812         (Sized_incremental_binary::Sized_incremental_binary): Initialize
4813         new data member.
4814         (Sized_incremental_binary::add_copy_reloc): New function.
4815         (Sized_incremental_binary::do_emit_copy_relocs): New function.
4816         (Sized_incremental_binary::Copy_reloc): New struct.
4817         (Sized_incremental_binary::Copy_relocs): New typedef.
4818         (Sized_incremental_binary::copy_relocs_): New data member.
4819         * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
4820         * symtab.h (Symbol_table::add_from_incrobj): Change return type.
4821         * target.h (Sized_target::emit_copy_reloc): New function.
4822         * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
4823
4824 2011-06-02  Cary Coutant  <ccoutant@google.com>
4825
4826         PR gold/12163
4827         * gold/archive.cc (Archive::Archive): Initialize new data member.
4828         (Archive::include_all_members): Return if archive has already been
4829         included.
4830         * gold/archive.h (Archive::include_all_members_): New data member.
4831
4832 2011-06-02  Nick Clifton  <nickc@redhat.com>
4833
4834         * dynobj.h: Fix spelling mistake in comment.
4835         * output.cc: Likewise.
4836
4837 2011-05-31  Doug Kwan  <dougkwan@google.com>
4838             Asier Llano
4839
4840         PR gold/12826
4841         * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
4842         arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
4843         * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up.  Remove
4844         redundant arm_exidx_test.so.
4845         * testsuite/Makefile.in: Regenerate.
4846         (check_SCRIPTS): Add pr12826.sh
4847         (check_DATA): Add pr12826.stdout
4848         (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
4849         * testsuite/pr12826.sh: New file.
4850         * testsuite/pr12826_1.s: Ditto.
4851         * testsuite/pr12826_1.s: Ditto.
4852
4853 2011-05-30  Ian Lance Taylor  <iant@google.com>
4854
4855         * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
4856         sections.
4857
4858 2011-05-29  Ian Lance Taylor  <iant@google.com>
4859
4860         PR gold/12804
4861         * testsuite/Makefile.am: Use different file name for two_file_test
4862         temporary file for each incremental test.
4863         * testsuite/Makefile.in: Rebuild.
4864
4865 2011-05-29  Ian Lance Taylor  <iant@google.com>
4866
4867         * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
4868         binary input file is empty.
4869
4870 2011-05-27  Ian Lance Taylor  <iant@google.com>
4871
4872         * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
4873         (ver_test_9.so): Likewise.
4874         * testsuite/Makefile.in: Rebuild.
4875
4876 2011-05-26 Cary Coutant  <ccoutant@google.com>
4877
4878         * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
4879         * incremental.cc (Incremental_inputs::report_input_section): Fix
4880         comment, indentation.
4881         (Incremental_inputs::report_comdat_group): New function.
4882         (Output_section_incremental_inputs::set_final_data_size): Adjust size
4883         of data for incremental input file entry.
4884         (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
4885         group count, COMDAT group signatures.
4886         (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
4887         an unchanged input file.
4888         * incremental.h (Incremental_object_entry::Incremental_object_entry):
4889         Initialize new data member.
4890         (Incremental_object_entry::add_comdat_group): New function.
4891         (Incremental_object_entry::get_comdat_group_count): New function.
4892         (Incremental_object_entry::get_comdat_signature_key): New function.
4893         (Incremental_object_entry::groups_): New data member.
4894         (Incremental_inputs::report_comdat_group): New function.
4895         (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
4896         data for incremental input file entry.
4897         (Incremental_input_entry_reader::get_comdat_group_count): New function.
4898         (Incremental_input_entry_reader::get_input_section): Adjust size of
4899         data for incremental input file entry.
4900         (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
4901         (Incremental_input_entry_reader::get_comdat_group_signature): New
4902         function.
4903         * object.cc (Sized_relobj::include_section_group): Report kept
4904         COMDAT groups for incremental links.
4905
4906 2011-05-24  David Meyer  <pdox@google.com>
4907
4908         * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
4909         with name parameter.  Add found_name parameter.
4910         * fileread.cc (Input_file::find_file): Adjust code accordingly.
4911         * dirsearch.h (class Dirsearch): Update declaration.
4912
4913 2011-05-24  Ian Lance Taylor  <iant@google.com>
4914
4915         * archive.cc (Library_base::should_include_member): Pull in object
4916         from archive if it defines the entry symbol.
4917         * parameters.cc (Parameters::entry): New function.
4918         * parameters.h (class Parameters): Declare entry.
4919         * output.h (class Output_file_header): Remove entry_ field.
4920         * output.cc (Output_file_header::Output_file_header): Remove entry
4921         parameter.  Change all callers.
4922         (Output_file_header::entry): Use parameters->entry.
4923         * gold.cc (queue_middle_tasks): Likewise.
4924         * plugin.cc (Plugin_hook::run): Likewise.
4925
4926 2011-05-24 Cary Coutant  <ccoutant@google.com>
4927
4928         * gold.cc (queue_initial_tasks): Pass incremental base filename
4929         to Output_file::open_base_file; don't print error message.
4930         * incremental-dump.cc (main): Adjust call to
4931         Output_file::open_for_modification.
4932         * incremental-dump.cc (main): Likewise.
4933         * incremental.cc (Incremental_inputs::report_command_line):
4934         Ignore --incremental-base option when comparing command lines.
4935         Ignore parameter when given as separate argument.
4936         * options.h (class General_options): Add --incremental-base.
4937         * output.cc (Output_file::Output_file):
4938         (Output_file::open_base_file): Add base_name and writable parameters;
4939         read base file into new file; print error message here.
4940         (Output_file::map_no_anonymous): Add writable parameter; adjust all
4941         callers.
4942         * output.h (Output_file::open_for_modification): Rename to...
4943         (Output_file::open_base_file): ...this; add base_name and
4944         writable parameters; adjust all callers.
4945         (Output_file::map_no_anonymous): Add writable parameter; adjust all
4946         callers.
4947         * testsuite/Makefile.am (incremental_test_4): Test
4948         --incremental-base.
4949         * testsuite/Makefile.in: Regenerate.
4950
4951 2011-05-24 Cary Coutant  <ccoutant@google.com>
4952
4953         * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
4954         incremental_test_4.
4955         * testsuite/Makefile.in: Regenerate.
4956         * testsuite/two_file_test_1_v1.cc: New test source file.
4957         * testsuite/two_file_test_1b_v1.cc: New test source file.
4958         * testsuite/two_file_test_2_v1.cc: New test source file.
4959
4960 2011-05-24 Cary Coutant  <ccoutant@google.com>
4961
4962         * dynobj.h (Dynobj::do_dynobj): New function.
4963         * incremental-dump.cc (dump_incremental_inputs): Print as_needed
4964         flag and soname for shared objects.
4965         * incremental.cc (Incremental_inputs::report_object): Make
4966         either Incremental_object_entry or Incremental_dynobj_entry; add
4967         soname to string table.
4968         (Incremental_inputs::report_input_section): Add assertion.
4969         (Output_section_incremental_inputs::set_final_data_size): Adjust
4970         type of input file entry for shared libraries; adjust size of
4971         shared library info entry.
4972         (Output_section_incremental_inputs::write_input_files): Write
4973         as_needed flag for shared libraries.
4974         (Output_section_incremental_inputs::write_info_blocks): Adjust type
4975         of input file entry for shared libraries; write soname.
4976         (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
4977         soname from incremental info.
4978         * incremental.h (enum Incremental_input_flags): Add
4979         INCREMENTAL_INPUT_AS_NEEDED.
4980         (Incremental_input_entry::Incremental_input_entry): Initialize new
4981         data member.
4982         (Incremental_input_entry::set_as_needed): New function.
4983         (Incremental_input_entry::as_needed): New function.
4984         (Incremental_input_entry::do_dynobj_entry): New function.
4985         (Incremental_input_entry::as_needed_): New data member.
4986         (Incremental_object_entry::Incremental_object_entry): Don't check
4987         for shared library.
4988         (Incremental_object_entry::do_type): Likewise.
4989         (class Incremental_dynobj_entry): New class.
4990         (Incremental_input_entry_reader::as_needed): New function.
4991         (Incremental_input_entry_reader::get_soname): New function.
4992         (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
4993         (Incremental_input_entry_reader::get_output_symbol_index): Adjust
4994         size of shared library info entry.
4995         * layout.cc (Layout::finish_dynamic_section): Don't test for
4996         incremental link when adding DT_NEEDED entries.
4997         * object.h (Object::Object): Initialize new data member.
4998         (Object::dynobj): New function.
4999         (Object::set_as_needed): New function.
5000         (Object::as_needed): New function.
5001         (Object::do_dynobj): New function.
5002         (Object::as_needed_): New data member.
5003
5004 2011-05-24 Cary Coutant  <ccoutant@google.com>
5005
5006         * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
5007         info; adjust display of GOT entries.
5008         * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5009         vector of input objects; remove file_status_.
5010         (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
5011         (Sized_incremental_binary::do_process_got_plt): Adjust calls to
5012         got_plt reader; call target hooks to reserve GOT entries.
5013         (Output_section_incremental_inputs::set_final_data_size): Adjust size
5014         of input file info header and GOT info entry.
5015         (Output_section_incremental_inputs::write_info_blocks): Write dynamic
5016         relocation info.
5017         (Got_plt_view_info::got_descriptor): Remove.
5018         (Got_plt_view_info::sym_index): New data member.
5019         (Got_plt_view_info::input_index): New data member.
5020         (Local_got_offset_visitor::visit): Write input file index.
5021         (Global_got_offset_visitor::visit): Write 0 for input file index.
5022         (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
5023         with sym_index and input_index.
5024         (Output_section_incremental_inputs::write_got_plt): Adjust size of
5025         incremental info GOT entry; replace got_descriptor with input_index.
5026         (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
5027         map from input file index to object.
5028         (Sized_relobj_incr::do_layout): Replace direct data member reference
5029         with accessor function.
5030         (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
5031         * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
5032         Adjust size of input file info header.
5033         (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
5034         (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
5035         (Incremental_input_entry_reader::get_input_section): Adjust size of
5036         input file info header.
5037         (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
5038         of incremental info GOT entry.
5039         (Incremental_got_plt_reader::get_got_desc): Remove.
5040         (Incremental_got_plt_reader::get_got_symndx): New function.
5041         (Incremental_got_plt_reader::get_got_input_index): New function.
5042         (Sized_incremental_binary::Sized_incremental_binary): Remove
5043         file_status_; add input_objects_.
5044         (Sized_incremental_binary::~Sized_incremental_binary): Remove.
5045         (Sized_incremental_binary::set_file_is_unchanged): Remove.
5046         (Sized_incremental_binary::file_is_unchanged): Remove.
5047         (Sized_incremental_binary::set_input_object): New function.
5048         (Sized_incremental_binary::input_object): New function.
5049         (Sized_incremental_binary::file_status_): Remove.
5050         (Sized_incremental_binary::input_objects_): New data member.
5051         (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
5052         references.
5053         (Sized_relobj_incr::invalid_address): Move to base class.
5054         (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
5055         class.
5056         (Sized_relobj_incr::do_output_section_offset): Likewise.
5057         (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
5058         (Sized_relobj_incr::section_offsets_): Likewise.
5059         * object.cc (Sized_relobj::do_for_all_local_got_entries): New
5060         function.
5061         (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
5062         (Sized_relobj_file::layout_section): Replace refs to section_offsets_
5063         with accessor function.
5064         (Sized_relobj_file::do_layout): Likewise.
5065         (Sized_relobj_file::do_layout_deferred_sections): Likewise.
5066         (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
5067         (Sized_relobj_file::compute_final_local_value): Replace refs to
5068         section_offsets_ with accessor function.
5069         (Sized_relobj_file::do_finalize_local_symbols): Likewise.
5070         * object.h (Relobj::Relobj): Initialize new data members.
5071         (Relobj::add_dyn_reloc): New function.
5072         (Relobj::first_dyn_reloc): New function.
5073         (Relobj::dyn_reloc_count): New function.
5074         (Relobj::first_dyn_reloc_): New data member.
5075         (Relobj::dyn_reloc_count_): New data member.
5076         (Sized_relobj): Rename Sized_relobj_base to this; adjust all
5077         references.
5078         (Sized_relobj::Address): New typedef.
5079         (Sized_relobj::invalid_address): Move here from child class.
5080         (Sized_relobj::Sized_relobj): Initialize new data members.
5081         (Sized_relobj::sized_relobj): New function.
5082         (Sized_relobj::is_output_section_offset_invalid): Move here from
5083         child class.
5084         (Sized_relobj::get_output_section_offset): Likewise.
5085         (Sized_relobj::local_has_got_offset): Likewise.
5086         (Sized_relobj::local_got_offset): Likewise.
5087         (Sized_relobj::set_local_got_offset): Likewise.
5088         (Sized_relobj::do_for_all_local_got_entries): Likewise.
5089         (Sized_relobj::clear_got_offsets): New function.
5090         (Sized_relobj::section_offsets): Move here from child class.
5091         (Sized_relobj::do_output_section_offset): Likewise.
5092         (Sized_relobj::do_set_section_offset): Likewise.
5093         (Sized_relobj::Local_got_offsets): Likewise.
5094         (Sized_relobj::local_got_offsets_): Likewise.
5095         (Sized_relobj::section_offsets_): Likewise.
5096         (Sized_relobj_file): Rename Sized_relobj to this; adjust all
5097         references.
5098         (Sized_relobj_file::is_output_section_offset_invalid): Move to base
5099         class.
5100         (Sized_relobj_file::sized_relobj): New function
5101         (Sized_relobj_file::local_has_got_offset): Move to base class.
5102         (Sized_relobj_file::local_got_offset): Likewise.
5103         (Sized_relobj_file::set_local_got_offset): Likewise.
5104         (Sized_relobj_file::get_output_section_offset): Likewise.
5105         (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
5106         (Sized_relobj_file::do_output_section_offset): Likewise.
5107         (Sized_relobj_file::do_set_section_offset): Likewise.
5108         (Sized_relobj_file::Local_got_offsets): Likewise.
5109         (Sized_relobj_file::local_got_offsets_): Likewise.
5110         (Sized_relobj_file::section_offsets_): Likewise.
5111         * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
5112         (all constructors).
5113         (set_needs_dynsym_index): Convert relobj to derived class pointer.
5114         (Output_reloc::get_symbol_index): Likewise.
5115         (Output_reloc::local_section_offset): Likewise.
5116         (Output_reloc::get_address): Likewise.
5117         (Output_reloc::symbol_value): Likewise.
5118         (Output_data_got::reserve_slot): Move to class definition.
5119         (Output_data_got::reserve_local): New function.
5120         (Output_data_got::reserve_slot_for_global): Remove.
5121         (Output_data_got::reserve_global): New function.
5122         * output.h (Output_reloc::Output_reloc): Adjust type of relobj
5123         (all constructors, two instantiations).
5124         (Output_reloc::get_relobj): New function (two instantiations).
5125         (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
5126         (Output_data_reloc_base::add): Convert relobj to derived class pointer.
5127         (Output_data_reloc::add_global): Adjust type of relobj.
5128         (Output_data_reloc::add_global_relative): Likewise.
5129         (Output_data_reloc::add_symbolless_global_addend): Likewise.
5130         (Output_data_reloc::add_local): Likewise.
5131         (Output_data_reloc::add_local_relative): Likewise.
5132         (Output_data_reloc::add_symbolless_local_addend): Likewise.
5133         (Output_data_reloc::add_local_section): Likewise.
5134         (Output_data_reloc::add_output_section): Likewise.
5135         (Output_data_reloc::add_absolute): Likewise.
5136         (Output_data_reloc::add_target_specific): Likewise.
5137         (Output_data_got::reserve_slot): Move definition here.
5138         (Output_data_got::reserve_local): New function.
5139         (Output_data_got::reserve_global): New function.
5140         * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
5141         section_offsets_ with accessor function.
5142         (Sized_relobj_file::write_sections): Likewise.
5143         (Sized_relobj_file::do_relocate_sections): Likewise.
5144         * target.h (Sized_target::reserve_local_got_entry): New function.
5145         (Sized_target::reserve_global_got_entry): New function.
5146         * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
5147         (Target_x86_64::reserve_global_got_entry): New function.
5148         (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
5149
5150 2011-05-23 Cary Coutant  <ccoutant@google.com>
5151
5152         * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
5153         * incremental-dump.cc (dump_incremental_inputs): Mask high-order
5154         bit when checking got_type.
5155         * incremental.cc (Sized_incremental_binary::setup_readers):
5156         Store symbol table and string table locations; initialize bit vector
5157         of file status flags.
5158         (Sized_incremental_binary::do_reserve_layout): Set bit flag for
5159         unchanged files.
5160         (Sized_incremental_binary::do_process_got_plt): New function.
5161         (Sized_incremental_binary::get_symtab_view): Use stored locations.
5162         (Output_section_incremental_inputs::set_final_data_size): Record
5163         file index for each input file.
5164         (Output_section_incremental_inputs::write_got_plt): Store file index
5165         instead of input entry offset for each GOT entry.
5166         * incremental.h
5167         (Incremental_input_entry::Incremental_input_entry): Initialize new
5168         data member.
5169         (Incremental_input_entry::set_offset): Store file index.
5170         (Incremental_input_entry::get_file_index): New function.
5171         (Incremental_input_entry::file_index_): New data member.
5172         (Incremental_binary::process_got_plt): New function.
5173         (Incremental_binary::do_process_got_plt): New function.
5174         (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5175         data members.
5176         (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
5177         (Sized_incremental_binary::set_file_is_unchanged): New function.
5178         (Sized_incremental_binary::file_is_unchanged): New function.
5179         (Sized_incremental_binary::do_process_got_plt): New function.
5180         (Sized_incremental_binary::file_status_): New data member.
5181         (Sized_incremental_binary::main_symtab_loc_): New data member.
5182         (Sized_incremental_binary::main_strtab_loc_): New data member.
5183         * output.cc (Output_data_got::Got_entry::write): Add case
5184         RESERVED_CODE.
5185         (Output_data_got::add_global): Call add_got_entry.
5186         (Output_data_got::add_global_plt): Likewise.
5187         (Output_data_got::add_global_with_rel): Likewise.
5188         (Output_data_got::add_global_with_rela): Likewise.
5189         (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
5190         (Output_data_got::add_global_pair_with_rela): Likewise.
5191         (Output_data_got::add_local): Call add_got_entry.
5192         (Output_data_got::add_local_plt): Likewise.
5193         (Output_data_got::add_local_with_rel): Likewise.
5194         (Output_data_got::add_local_with_rela): Likewise.
5195         (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
5196         (Output_data_got::add_local_pair_with_rela): Likewise.
5197         (Output_data_got::reserve_slot): New function.
5198         (Output_data_got::reserve_slot_for_global): New function.
5199         (Output_data_got::add_got_entry): New function.
5200         (Output_data_got::add_got_entry_pair): New function.
5201         (Output_section::add_output_section_data): Edit FIXME.
5202         * output.h
5203         (Output_section_data_build::Output_section_data_build): New
5204         constructor with size parameter.
5205         (Output_data_space::Output_data_space): Likewise.
5206         (Output_data_got::Output_data_got): Initialize new data member; new
5207         constructor with size parameter.
5208         (Output_data_got::add_constant): Call add_got_entry.
5209         (Output_data_got::reserve_slot): New function.
5210         (Output_data_got::reserve_slot_for_global): New function.
5211         (class Output_data_got::Got_entry): Add RESERVED_CODE.
5212         (Output_data_got::add_got_entry): New function.
5213         (Output_data_got::add_got_entry_pair): New function.
5214         (Output_data_got::free_list_): New data member.
5215         * target.h (Sized_target::init_got_plt_for_update): New function.
5216         (Sized_target::register_global_plt_entry): New function.
5217         * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
5218         Initialize new data member; call init; add constructor with PLT count.
5219         (Output_data_plt_x86_64::init): New function.
5220         (Output_data_plt_x86_64::add_relocation): New function.
5221         (Output_data_plt_x86_64::reserve_slot): New function.
5222         (Output_data_plt_x86_64::free_list_): New data member.
5223         (Target_x86_64::init_got_plt_for_update): New function.
5224         (Target_x86_64::register_global_plt_entry): New function.
5225         (Output_data_plt_x86_64::add_entry): Allocate from free list for
5226         incremental updates.
5227         (Output_data_plt_x86_64::add_relocation): New function.
5228         * testsuite/object_unittest.cc (Object_test): Set default options.
5229
5230 2011-05-16  Ian Lance Taylor  <iant@google.com>
5231
5232         * options.h (class General_options): Make -i a synonym for -r.
5233
5234 2011-05-16  Ian Lance Taylor  <iant@google.com>
5235
5236         * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
5237
5238 2011-05-10 Cary Coutant  <ccoutant@google.com>
5239
5240         * object.cc (Sized_relobj::do_count_local_symbols): Check for
5241         strip_all (-s).
5242
5243 2011-05-06  Ian Lance Taylor  <iant@google.com>
5244
5245         * layout.cc (Layout::layout): If the output section flags change,
5246         update the ordering.
5247
5248 2011-04-25 Cary Coutant  <ccoutant@google.com>
5249
5250         * incremental-dump.cc (dump_incremental_inputs): Print local
5251         symbol info for each input file.
5252         * incremental.cc
5253         (Output_section_incremental_inputs::set_final_data_size): Add local
5254         symbol info to input file entries in incremental info.
5255         (Output_section_incremental_inputs::write_info_blocks): Likewise.
5256         (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
5257         (Sized_incr_relobj::do_add_symbols): Cosmetic change.
5258         (Sized_incr_relobj::do_count_local_symbols): Replace stub with
5259         implementation.
5260         (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
5261         (Sized_incr_relobj::do_relocate): Write the local symbols.
5262         (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
5263         * incremental.h (Incremental_inputs_reader::get_symbol_offset):
5264         Adjust size of input file header.
5265         (Incremental_inputs_reader::get_local_symbol_offset): New function.
5266         (Incremental_inputs_reader::get_local_symbol_count): New function.
5267         (Incremental_inputs_reader::get_input_section): Adjust size of input
5268         file header.
5269         (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
5270         (Sized_incr_relobj::This): New typedef.
5271         (Sized_incr_relobj::sym_size): New const data member.
5272         (Sized_incr_relobj::Local_symbol): New struct.
5273         (Sized_incr_relobj::do_output_local_symbol_count): New function.
5274         (Sized_incr_relobj::do_local_symbol_offset): New function.
5275         (Sized_incr_relobj::local_symbol_count_): New data member.
5276         (Sized_incr_relobj::output_local_dynsym_count_): New data member.
5277         (Sized_incr_relobj::local_symbol_index_): New data member.
5278         (Sized_incr_relobj::local_symbol_offset_): New data member.
5279         (Sized_incr_relobj::local_dynsym_offset_): New data member.
5280         (Sized_incr_relobj::local_symbols_): New data member.
5281         * object.h (Relobj::output_local_symbol_count): New function.
5282         (Relobj::local_symbol_offset): New function.
5283         (Relobj::do_output_local_symbol_count): New function.
5284         (Relobj::do_local_symbol_offset): New function.
5285         (Sized_relobj::do_output_local_symbol_count): New function.
5286         (Sized_relobj::do_local_symbol_offset): New function.
5287
5288 2011-04-22  Vladimir Simonov  <sv@sw.ru>
5289
5290         * descriptors.cc (set_close_on_exec): New function.
5291         (Descriptors::open): Use set_close_on_exec.
5292         * output.cc (S_ISLNK): Define if not defined.
5293
5294 2011-04-22 Cary Coutant  <ccoutant@google.com>
5295
5296         * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5297         global symbol map.
5298         (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5299         (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
5300         (Sized_incr_relobj::do_relocate): Remap section indices in incremental
5301         relocations.
5302         (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
5303         (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
5304         (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
5305         * incremental.h
5306         (Incremental_inputs_reader::global_symbol_reader_at_offset): New
5307         function.
5308         (Incremental_binary::apply_incremental_relocs): New function.
5309         (Incremental_binary::do_apply_incremental_relocs): New function.
5310         (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5311         data member.
5312         (Sized_incremental_binary::add_global_symbol): New function.
5313         (Sized_incremental_binary::global_symbol): New function.
5314         (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5315         (Sized_incremental_binary::symbol_map_): New data member.
5316         * layout.cc (Layout_task_runner::run): Apply incremental relocations.
5317         * target.h (Sized_target::apply_relocation): New function.
5318         * target-reloc.h (apply_relocation): New function.
5319         * x86_64.cc (Target_x86_64::apply_relocation): New function.
5320
5321 2011-04-22  Doug Kwan  <dougkwan@google.com>
5322
5323         * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
5324         flag of a SHT_ARM_EXIDX section.
5325         * testsuite/Makefile.am (arm_exidx_test): New test rules.
5326         * testsuite/Makefile.in: Regenerate.
5327         * testsuite/arm_exidx_test.s: New file.
5328         * testsuite/arm_exidx_test.sh: Same.
5329
5330 2011-04-20 Cary Coutant  <ccoutant@google.com>
5331
5332         PR gold/12689
5333         * archive.h (Incremental_archive_entry::Archive_member):
5334         Initialize arg_serial_ (second constructor).
5335
5336 2011-04-17  Ian Lance Taylor  <iant@google.com>
5337
5338         * object.cc (Relocate_info::location): Simplify location string.
5339         * errors.cc (Errors::error_at_location): Don't print program
5340         name.
5341         (Errors::warning_at_location): Likewise.
5342         (Errors::undefined_symbol): Likewise.
5343         * testsuite/debug_msg.sh: Update accordingly.
5344
5345 2011-04-14 Cary Coutant  <ccoutant@google.com>
5346
5347         * gold/layout.cc (Layout::symtab_section_offset): New function.
5348         * gold/layout.h (Layout::symtab_section_offset): New function.
5349         * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
5350
5351 2011-04-12  Ian Lance Taylor  <iant@google.com>
5352
5353         * configure.ac: Check for sys/mman.h and mmap.  Check for mremap
5354         with MREMAP_MAYMOVE.
5355         * output.h (class Output_file): Add map_is_allocated_ field.
5356         * output.cc: Only #include <sys/mman.h> if it exists.  If mmap is
5357         not available, provide stubs.  If mremap is not available, #define
5358         it to gold_mremap.
5359         (MREMAP_MAYMOVE): Define if not defined.
5360         (Output_file::Output_file): Initialize map_is_allocated_.
5361         (Output_file::resize): Check map_is_allocated_.
5362         (Output_file::map_anonymous): If mmap fails, use malloc.
5363         (Output_file::unmap): Don't do anything for an anonymous map.
5364         * fileread.cc: Only #include <sys/mman.h> if it exists.  If mmap
5365         is not available, provide stubs.
5366         (File_read::View::~View): Use free rather than delete[].
5367         (File_read::make_view): Use malloc rather than new[].  If mmap
5368         fails, use malloc.
5369         (File_read::find_or_make_view): Use malloc rather than new[].
5370         * gold.h: Remove HAVE_REMAP code.
5371         * mremap.c: #include <errno.h>.  Only #include <sys/mman.h> if it
5372         exists.  Rename mremap to gold_mremap.  If mmap is not available
5373         don't do anything.
5374         * configure, config.in: Rebuild.
5375
5376 2011-04-11  Ian Lance Taylor  <iant@google.com>
5377
5378         * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
5379         initialize local variable v.
5380
5381 2011-04-11  Cary Coutant  <ccoutant@google.com>
5382
5383         * archive.cc (Archive::include_member): Adjust call to
5384         report_object.
5385         (Add_archive_symbols::run): Track argument serial numbers.
5386         (Lib_group::include_member): Likewise.
5387         (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
5388         * archive.h (Incremental_archive_entry::Archive_member):
5389         Initialize arg_serial_.
5390         (Archive_member::arg_serial_): New data member.
5391         * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
5392         (Sized_dynobj::do_add_symbols): Track symbols when doing an
5393         incremental link.
5394         (Sized_dynobj::do_for_all_local_got_entries): New function.
5395         * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
5396         function.
5397         * fileread.cc (get_mtime): New function.
5398         * fileread.h (get_mtime): New function.
5399         * gold.cc (queue_initial_tasks): Check for incremental update.
5400         (process_incremental_input): New function.
5401         (queue_middle_tasks): Don't force valid target for incremental
5402         update.
5403         * incremental-dump.cc (find_input_containing_global): Adjust
5404         size of symbol info entry.
5405         (dump_incremental_inputs): Dump argument serial number and
5406         in_system_directory flag; bias shndx by 1; print symbol names
5407         when dumping per-file symbol lists; use new symbol info readers.
5408         * incremental.cc
5409         (Output_section_incremental_inputs:update_data_size): New function.
5410         (Sized_incremental_binary::setup_readers): Setup input readers
5411         for each input file; build maps for files added from libraries
5412         and scripts.
5413         (Sized_incremental_binary::check_input_args): New function.
5414         (Sized_incremental_binary::do_check_inputs): Build map of argument
5415         serial numbers to input arguments.
5416         (Sized_incremental_binary::do_file_has_changed): Rename
5417         do_file_is_unchanged to this; compare file modification times.
5418         (Sized_incremental_binary::do_init_layout): New function.
5419         (Sized_incremental_binary::do_reserve_layout): New function.
5420         (Sized_incremental_binary::do_get_input_reader): Remove.
5421         (Sized_incremental_binary::get_symtab_view): New function.
5422         (Incremental_checker::can_incrementally_link_output_file): Remove.
5423         (Incremental_inputs::report_command_line): Exclude --debug options.
5424         (Incremental_inputs::report_archive_begin): Add parameter; track
5425         argument serial numbers; don't put input file entry for archive
5426         before archive members.
5427         (Incremental_inputs::report_archive_end): Put input file entry
5428         for archive after archive members.
5429         (Incremental_inputs::report_object): Add parameter; track argument
5430         serial numbers and in_system_directory flag.
5431         (Incremental_inputs::report_script): Add parameter; track argument
5432         serial numbers.
5433         (Output_section_incremental_inputs::set_final_data_size): Adjust
5434         size of symbol info entry; check for forwarding symbols.
5435         (Output_section_incremental_inputs::write_input_files): Write
5436         in_system_directory flag and argument serial number.
5437         (Output_section_incremental_inputs::write_info_blocks): Map section
5438         indices between incremental info and original input file; store
5439         input section index for each symbol.
5440         (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
5441         change operator() to visit().
5442         (class Global_got_offset_visitor): Likewise.
5443         (class Global_symbol_visitor_got_plt):
5444         (Output_section_incremental_inputs::write_got_plt): Use new visitor
5445         classes.
5446         (Sized_incr_relobj::Sized_incr_relobj): New constructor.
5447         (Sized_incr_relobj::do_read_symbols): New function.
5448         (Sized_incr_relobj::do_layout): New function.
5449         (Sized_incr_relobj::do_layout_deferred_sections): New function.
5450         (Sized_incr_relobj::do_add_symbols): New function.
5451         (Sized_incr_relobj::do_should_include_member): New function.
5452         (Sized_incr_relobj::do_for_all_global_symbols): New function.
5453         (Sized_incr_relobj::do_for_all_local_got_entries): New function.
5454         (Sized_incr_relobj::do_section_size): New function.
5455         (Sized_incr_relobj::do_section_name): New function.
5456         (Sized_incr_relobj::do_section_contents): New function.
5457         (Sized_incr_relobj::do_section_flags): New function.
5458         (Sized_incr_relobj::do_section_entsize): New function.
5459         (Sized_incr_relobj::do_section_address): New function.
5460         (Sized_incr_relobj::do_section_type): New function.
5461         (Sized_incr_relobj::do_section_link): New function.
5462         (Sized_incr_relobj::do_section_info): New function.
5463         (Sized_incr_relobj::do_section_addralign): New function.
5464         (Sized_incr_relobj::do_initialize_xindex): New function.
5465         (Sized_incr_relobj::do_get_global_symbol_counts): New function.
5466         (Sized_incr_relobj::do_read_relocs): New function.
5467         (Sized_incr_relobj::do_gc_process_relocs): New function.
5468         (Sized_incr_relobj::do_scan_relocs): New function.
5469         (Sized_incr_relobj::do_count_local_symbols): New function.
5470         (Sized_incr_relobj::do_finalize_local_symbols): New function.
5471         (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
5472         (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
5473         (Sized_incr_relobj::do_relocate): New function.
5474         (Sized_incr_relobj::do_set_section_offset): New function.
5475         (Sized_incr_dynobj::Sized_incr_dynobj): New function.
5476         (Sized_incr_dynobj::do_read_symbols): New function.
5477         (Sized_incr_dynobj::do_layout): New function.
5478         (Sized_incr_dynobj::do_add_symbols): New function.
5479         (Sized_incr_dynobj::do_should_include_member): New function.
5480         (Sized_incr_dynobj::do_for_all_global_symbols): New function.
5481         (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
5482         (Sized_incr_dynobj::do_section_size): New function.
5483         (Sized_incr_dynobj::do_section_name): New function.
5484         (Sized_incr_dynobj::do_section_contents): New function.
5485         (Sized_incr_dynobj::do_section_flags): New function.
5486         (Sized_incr_dynobj::do_section_entsize): New function.
5487         (Sized_incr_dynobj::do_section_address): New function.
5488         (Sized_incr_dynobj::do_section_type): New function.
5489         (Sized_incr_dynobj::do_section_link): New function.
5490         (Sized_incr_dynobj::do_section_info): New function.
5491         (Sized_incr_dynobj::do_section_addralign): New function.
5492         (Sized_incr_dynobj::do_initialize_xindex): New function.
5493         (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
5494         (make_sized_incremental_object): New function.
5495         (Incremental_library::copy_unused_symbols): New function.
5496         (Incremental_library::do_for_all_unused_symbols): New function.
5497         * incremental.h (enum Incremental_input_flags): New type.
5498         (class Incremental_checker): Remove.
5499         (Incremental_input_entry::Incremental_input_entry): Add argument
5500         serial number.
5501         (Incremental_input_entry::arg_serial): New function.
5502         (Incremental_input_entry::set_is_in_system_directory): New function.
5503         (Incremental_input_entry::is_in_system_directory): New function.
5504         (Incremental_input_entry::arg_serial_): New data member.
5505         (Incremental_input_entry::is_in_system_directory_): New data member.
5506         (class Script_info): Move here from script.h.
5507         (Script_info::Script_info): Add filename parameter.
5508         (Script_info::filename): New function.
5509         (Script_info::filename_): New data member.
5510         (Incremental_script_entry::Incremental_script_entry): Add argument
5511         serial number.
5512         (Incremental_object_entry::Incremental_object_entry): Likewise.
5513         (Incremental_object_entry::add_input_section): Build list of input
5514         sections with map to original shndx.
5515         (Incremental_object_entry::get_input_section_index): New function.
5516         (Incremental_object_entry::shndx_): New data member.
5517         (Incremental_object_entry::name_key_): Rename; adjust all refs.
5518         (Incremental_object_entry::sh_size_): Rename; adjust all refs.
5519         (Incremental_archive_entry::Incremental_archive_entry): Add argument
5520         serial number.
5521         (Incremental_inputs::report_archive_begin): Likewise.
5522         (Incremental_inputs::report_object): Likewise.
5523         (Incremental_inputs::report_script): Likewise.
5524         (class Incremental_global_symbol_reader): New class.
5525         (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
5526         and store flags and input file type.
5527         (Incremental_input_entry_reader::arg_serial): New function.
5528         (Incremental_input_entry_reader::type): Extract type from flags.
5529         (Incremental_input_entry_reader::is_in_system_directory): New function.
5530         (Incremental_input_entry_reader::get_input_section_count): Call
5531         accessor function for type.
5532         (Incremental_input_entry_reader::get_symbol_offset): Call accessor
5533         function for type; adjust size of global symbol entry.
5534         (Incremental_input_entry_reader::get_global_symbol_count): Call
5535         accessor function for type.
5536         (Incremental_input_entry_reader::get_object_count): Likewise.
5537         (Incremental_input_entry_reader::get_object_offset): Likewise.
5538         (Incremental_input_entry_reader::get_member_count): Likewise.
5539         (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
5540         (Incremental_input_entry_reader::get_member_offset): Likewise.
5541         (Incremental_input_entry_reader::get_unused_symbol): Likewise.
5542         (Incremental_input_entry_reader::Global_symbol_info): Remove.
5543         (Incremental_input_entry_reader::get_global_symbol_info): Remove.
5544         (Incremental_input_entry_reader::get_global_symbol_reader): New
5545         function.
5546         (Incremental_input_entry_reader::get_output_symbol_index): New
5547         function.
5548         (Incremental_input_entry_reader::type_): Remove.
5549         (Incremental_input_entry_reader::flags_): New data member.
5550         (Incremental_inputs_reader::input_file_offset): New function.
5551         (Incremental_inputs_reader::input_file_index): New function.
5552         (Incremental_inputs_reader::input_file): Call input_file_offset.
5553         (Incremental_inputs_reader::input_file_at_offset): New function.
5554         (Incremental_relocs_reader::get_r_type): Reformat.
5555         (Incremental_relocs_reader::get_r_shndx): Reformat.
5556         (Incremental_relocs_reader::get_r_offset): Reformat.
5557         (Incremental_relocs_reader::data): New function.
5558         (Incremental_binary::Incremental_binary): Initialize new data members.
5559         (Incremental_binary::check_inputs): Add cmdline parameter.
5560         (Incremental_binary::file_is_unchanged): Remove.
5561         (Input_reader::arg_serial): New function.
5562         (Input_reader::get_unused_symbol_count): New function.
5563         (Input_reader::get_unused_symbol): New function.
5564         (Input_reader::do_arg_serial): New function.
5565         (Input_reader::do_get_unused_symbol_count): New function.
5566         (Input_reader::do_get_unused_symbol): New function.
5567         (Incremental_binary::input_file_count): New function.
5568         (Incremental_binary::get_input_reader): Change signature to use
5569         index instead of filename.
5570         (Incremental_binary::file_has_changed): New function.
5571         (Incremental_binary::get_input_argument): New function.
5572         (Incremental_binary::get_library): New function.
5573         (Incremental_binary::get_script_info): New function.
5574         (Incremental_binary::init_layout): New function.
5575         (Incremental_binary::reserve_layout): New function.
5576         (Incremental_binary::output_file): New function.
5577         (Incremental_binary::do_check_inputs): New function.
5578         (Incremental_binary::do_file_is_unchanged): Remove.
5579         (Incremental_binary::do_file_has_changed): New function.
5580         (Incremental_binary::do_init_layout): New function.
5581         (Incremental_binary::do_reserve_layout): New function.
5582         (Incremental_binary::do_input_file_count): New function.
5583         (Incremental_binary::do_get_input_reader): Change signature.
5584         (Incremental_binary::input_args_map_): New data member.
5585         (Incremental_binary::library_map_): New data member.
5586         (Incremental_binary::script_map_): New data member.
5587         (Sized_incremental_binary::Sized_incremental_binary): Initialize
5588         new data members.
5589         (Sized_incremental_binary::output_section): New function.
5590         (Sized_incremental_binary::inputs_reader): Add const.
5591         (Sized_incremental_binary::symtab_reader): Add const.
5592         (Sized_incremental_binary::relocs_reader): Add const.
5593         (Sized_incremental_binary::got_plt_reader): Add const.
5594         (Sized_incremental_binary::get_symtab_view): New function.
5595         (Sized_incremental_binary::Inputs_reader): New typedef.
5596         (Sized_incremental_binary::Input_entry_reader): New typedef.
5597         (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
5598         (Sized_incremental_binary::do_file_is_unchanged): Remove.
5599         (Sized_incremental_binary::do_file_has_changed): New function.
5600         (Sized_incremental_binary::do_init_layout): New function.
5601         (Sized_incremental_binary::do_reserve_layout): New function.
5602         (Sized_input_reader::Inputs_reader): Remove.
5603         (Sized_input_reader::Input_entry_reader): Remove.
5604         (Sized_input_reader::do_arg_serial): New function.
5605         (Sized_input_reader::do_get_unused_symbol_count): New function.
5606         (Sized_input_reader::do_get_unused_symbol): New function.
5607         (Sized_incremental_binary::do_input_file_count): New function.
5608         (Sized_incremental_binary::do_get_input_reader): Change signature;
5609         use index instead of filename.
5610         (Sized_incremental_binary::section_map_): New data member.
5611         (Sized_incremental_binary::input_entry_readers_): New data member.
5612         (class Sized_incr_relobj): New class.
5613         (class Sized_incr_dynobj): New class.
5614         (make_sized_incremental_object): New function.
5615         (class Incremental_library): New class.
5616         * layout.cc (Free_list::num_lists): New static data member.
5617         (Free_list::num_nodes): New static data member.
5618         (Free_list::num_removes): New static data member.
5619         (Free_list::num_remove_visits): New static data member.
5620         (Free_list::num_allocates): New static data member.
5621         (Free_list::num_allocate_visits): New static data member.
5622         (Free_list::init): New function.
5623         (Free_list::remove): New function.
5624         (Free_list::allocate): New function.
5625         (Free_list::dump): New function.
5626         (Free_list::print_stats): New function.
5627         (Layout_task_runner::run): Resize output file for incremental updates.
5628         (Layout::Layout): Initialize new data members.
5629         (Layout::set_incremental_base): New function.
5630         (Layout::init_fixed_output_section): New function.
5631         (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
5632         incremental updates.
5633         (Layout::create_gold_note): Do not create gold note section for
5634         incremental updates.
5635         (Layout::set_segment_offsets): Do not recalculate RELRO alignment
5636         for incremental updates.
5637         (Layout::set_section_offsets): For incremental updates, allocate space
5638         from free list.
5639         (Layout::create_symtab_sections): Layout with offsets relative to
5640         start of section; for incremental updates, allocate space from free
5641         list.
5642         (Layout::create_shdrs): For incremental updates, allocate space from
5643         free list.
5644         (Layout::finish_dynamic_section): For incremental updates, do not
5645         check --as-needed (fixed in subsequent patch).
5646         * layout.h (class Free_list): New class.
5647         (Layout::set_incremental_base): New function.
5648         (Layout::incremental_base): New function.
5649         (Layout::init_fixed_output_section): New function.
5650         (Layout::allocate): New function.
5651         (Layout::incremental_base_): New data member.
5652         (Layout::free_list_): New data member.
5653         * main.cc (main): Print Free_list statistics.
5654         * object.cc (Relobj::finalize_incremental_relocs): Add
5655         clear_counts parameter; clear counts only when clear_counts is set.
5656         (Sized_relobj::Sized_relobj): Initialize new base class.
5657         (Sized_relobj::do_layout): Don't report special sections.
5658         (Sized_relobj::do_for_all_local_got_entries): New function.
5659         (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
5660         symtab_off to all symbol table offsets.
5661         (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
5662         * object.h (class Got_offset_list): Move to top of file.
5663         (Object::Object): Allow case where input_file == NULL.
5664         (Object::~Object): Likewise.
5665         (Object::input_file): Assert that input_file != NULL.
5666         (Object::lock): Allow case where input_file == NULL.
5667         (Object::unlock): Likewise.
5668         (Object::is_locked): Likewise.
5669         (Object::token): Likewise.
5670         (Object::release): Likewise.
5671         (Object::is_incremental): New function.
5672         (Object::get_mtime): New function.
5673         (Object::for_all_local_got_entries): New function.
5674         (Object::clear_view_cache_marks): Allow case where input_file == NULL.
5675         (Object::set_is_in_system_directory): New function.
5676         (Object::is_in_system_directory): New function.
5677         (Object::do_is_incremental): New function.
5678         (Object::do_get_mtime): New function.
5679         (Object::do_for_all_local_got_entries): New function.
5680         (Object::is_in_system_directory_): New data member.
5681         (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
5682         (class Sized_relobj_base): New class.
5683         (class Sized_relobj): Derive from Sized_relobj_base.
5684         (class Sized_relobj::Symbols): Redeclare from base class.
5685         (class Sized_relobj::local_got_offset_list): Remove.
5686         (class Sized_relobj::Output_sections): Redeclare from base class.
5687         (class Sized_relobj::do_for_all_local_got_entries): New function.
5688         (class Sized_relobj::write_local_symbols): Add offset parameter.
5689         (class Sized_relobj::local_symbol_offset_): Update comment.
5690         (class Sized_relobj::local_dynsym_offset_): Update comment.
5691         * options.cc (Input_arguments::add_file): Remove const.
5692         * options.h (Input_file_argument::Input_file_argument):
5693         Initialize arg_serial_ (all constructors).
5694         (Input_file_argument::set_arg_serial): New function.
5695         (Input_file_argument::arg_serial): New function.
5696         (Input_file_argument::arg_serial_): New data member.
5697         (Input_arguments::Input_arguments): Initialize file_count_.
5698         (Input_arguments::add_file): Remove const.
5699         (Input_arguments::number_of_input_files): New function.
5700         (Input_arguments::file_count_): New data member.
5701         (Command_line::number_of_input_files): Call
5702         Input_arguments::number_of_input_files.
5703         * output.cc (Output_segment_headers::Output_segment_headers):
5704         Set current size.
5705         (Output_section::Input_section::current_data_size): New function.
5706         (Output_section::Output_section): Initialize new data members.
5707         (Output_section::add_input_section): Don't do merge sections for
5708         an incremental link; allocate space from free list for an
5709         incremental update.
5710         (Output_section::add_output_section_data): Allocate space from
5711         free list for an incremental update.
5712         (Output_section::update_data_size): New function.
5713         (Output_section::set_fixed_layout): New function.
5714         (Output_section::reserve): New function.
5715         (Output_segment::set_section_addresses): Remove const.
5716         (Output_segment::set_section_list_addresses): Remove const; allocate
5717         space from free list for an incremental update.
5718         (Output_segment::set_offset): Adjust size of RELRO segment for an
5719         incremental update.
5720         * output.h (Output_data::current_data_size): Move here from
5721         child classes.
5722         (Output_data::pre_finalize_data_size): New function.
5723         (Output_data::update_data_size): New function.
5724         (Output_section_headers::update_data_size): new function.
5725         (Output_section_data_build::current_data_size): Move to Output_data.
5726         (Output_data_strtab::update_data_size): New function.
5727         (Output_section::current_data_size): Move to Output_data.
5728         (Output_section::set_fixed_layout): New function.
5729         (Output_section::has_fixed_layout): New function.
5730         (Output_section::reserve): New function.
5731         (Output_section::update_data_size): New function.
5732         (Output_section::has_fixed_layout_): New data member.
5733         (Output_section::free_list_): New data member.
5734         (Output_segment::set_section_addresses): Remove const.
5735         (Output_segment::set_section_list_addresses): Remove const.
5736         * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
5737         New function.
5738         * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
5739         New function.
5740         * readsyms.cc (Read_symbols::do_read_symbols): Add library
5741         parameter when calling Add_symbols constructor; store argument
5742         serial number for members of a lib group.
5743         (Add_symbols::locks): Allow case where token == NULL.
5744         (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
5745         (Read_member::~Read_member): New function.
5746         (Read_member::is_runnable): New function.
5747         (Read_member::locks): New function.
5748         (Read_member::run): New function.
5749         (Check_script::~Check_script): New function.
5750         (Check_script::is_runnable): New function.
5751         (Check_script::locks): New function.
5752         (Check_script::run): New function.
5753         (Check_library::~Check_library): New function.
5754         (Check_library::is_runnable): New function.
5755         (Check_library::locks): New function.
5756         (Check_library::run): New function.
5757         * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
5758         (Add_symbols::library_): New data member.
5759         (class Read_member): New class.
5760         (class Check_script): New class.
5761         (class Check_library): New class.
5762         * reloc.cc (Read_relocs::is_runnable): Allow case where
5763         token == NULL.
5764         (Read_relocs::locks): Likewise.
5765         (Scan_relocs::locks): Likewise.
5766         (Relocate_task::locks): Likewise.
5767         (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
5768         to clear counters.
5769         (Sized_relobj::incremental_relocs_scan): Fix comment.
5770         (Sized_relobj::do_relocate): Pass output file offset to
5771         write_local_symbols.
5772         (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
5773         from class declaration.
5774         * script.cc (read_input_script): Allocate Script_info; pass
5775         argument serial number to report_script.
5776         * script.h (class Script_info): Move to incremental.h.
5777         * symtab.cc (Symbol_table::add_from_incrobj): New function.
5778         * symtab.h (Symbol_table::add_from_incrobj): New function.
5779         (Symbol_table::set_file_offset): New function.
5780
5781 2011-04-05  Cary Coutant  <ccoutant@google.com>
5782
5783         * incremental-dump.cc (dump_incremental_inputs): Change signature
5784         to take a Sized_incremental_binary; change caller.  Use readers
5785         in Sized_incremental_binary.
5786         * incremental.cc
5787         (Sized_incremental_binary::find_incremental_inputs_sections):
5788         Rename do_find_incremental_inputs_sections to this.
5789         (Sized_incremental_binary::setup_readers): New function.
5790         (Sized_incremental_binary::do_check_inputs): Check
5791         has_incremental_info_ flag; move setup code to setup_readers;
5792         use input readers.
5793         (Sized_incremental_binary::do_file_is_unchanged): New function.
5794         (Sized_incremental_binary::do_get_input_reader): New function.
5795         * incremental.h (class Incremental_binary): Move to end of file.
5796         (Incremental_binary::file_is_unchanged): New function.
5797         (Incremental_binary::do_file_is_unchanged): New function.
5798         (Incremental_binary::Input_reader): New class.
5799         (Incremental_binary::get_input_reader): New function.
5800         (class Sized_incremental_binary): Move to end of file.
5801         (Sized_incremental_binary::Sized_incremental_binary): Setup the
5802         input section reader classes.
5803         (Sized_incremental_binary::has_incremental_info): New function.
5804         (Sized_incremental_binary::inputs_reader): New function.
5805         (Sized_incremental_binary::symtab_reader): New function.
5806         (Sized_incremental_binary::relocs_reader): New function.
5807         (Sized_incremental_binary::got_plt_reader): New function.
5808         (Sized_incremental_binary::do_file_is_unchanged): New function.
5809         (Sized_incremental_binary::Sized_input_reader): New class.
5810         (Sized_incremental_binary::get_input_reader): New function.
5811         (Sized_incremental_binary::find_incremental_inputs_sections):
5812         Rename do_find_incremental_inputs_sections to this.
5813         (Sized_incremental_binary::setup_readers): New function.
5814         (Sized_incremental_binary::has_incremental_info_): New data member.
5815         (Sized_incremental_binary::inputs_reader_): New data member.
5816         (Sized_incremental_binary::symtab_reader_): New data member.
5817         (Sized_incremental_binary::relocs_reader_): New data member.
5818         (Sized_incremental_binary::got_plt_reader_): New data member.
5819         (Sized_incremental_binary::current_input_file_): New data member.
5820
5821 2011-04-05  Paul Pluzhnikov  <ppluzhnikov@google.com>
5822
5823         PR gold/12640
5824         * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
5825         violation.
5826
5827 2011-03-30  Cary Coutant  <ccoutant@google.com>
5828
5829         * archive.cc (Archive::include_member): Adjust call to report_object.
5830         (Add_archive_symbols::run): Add script_info to call to
5831         report_archive_begin.
5832         (Lib_group::include_member): Adjust call to report_object.
5833         (Add_lib_group_symbols::run): Adjust call to report_object.
5834         * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
5835         blocks.  Add object count for script input files.
5836         * incremental.cc (Incremental_inputs::report_archive_begin): Add
5837         script_info parameter; change all callers.
5838         (Incremental_inputs::report_object): Add script_info parameter;
5839         change all callers.
5840         (Incremental_inputs::report_script): Store backpointer to
5841         incremental info entry.
5842         (Output_section_incremental_inputs::set_final_data_size): Record
5843         additional information for scripts.
5844         (Output_section_incremental_inputs::write_info_blocks): Likewise.
5845         * incremental.h (Incremental_script_entry::add_object): New function.
5846         (Incremental_script_entry::get_object_count): New function.
5847         (Incremental_script_entry::get_object): New function.
5848         (Incremental_script_entry::objects_): New data member; adjust
5849         constructor.
5850         (Incremental_inputs::report_archive_begin): Add script_info parameter.
5851         (Incremental_inputs::report_object): Add script_info parameter.
5852         (Incremental_inputs_reader::get_object_count): New function.
5853         (Incremental_inputs_reader::get_object_offset): New function.
5854         * options.cc (Input_arguments::add_file): Return reference to
5855         new input argument.
5856         * options.h (Input_argument::set_script_info): New function.
5857         (Input_argument::script_info): New function.
5858         (Input_argument::script_info_): New data member; adjust all
5859         constructors.
5860         (Input_file_group::add_file): Return reference to new input argument.
5861         (Input_file_lib::add_file): Likewise.
5862         (Input_arguments::add_file): Likewise.
5863         * readsyms.cc (Add_symbols::run): Adjust call to report_object.
5864         * script.cc (Parser_closure::Parser_closure): Add script_info
5865         parameter; adjust all callers.
5866         (Parser_closure::script_info): New function.
5867         (Parser_closure::script_info_): New data member.
5868         (read_input_script): Report scripts earlier to incremental info.
5869         (script_add_file): Set script_info in Input_argument.
5870         (script_add_library): Likewise.
5871         * script.h (Script_options::Script_info): Rewrite class.
5872
5873 2011-03-29  Cary Coutant  <ccoutant@google.com>
5874
5875         * archive.cc (Library_base::should_include_member): Move
5876         method here from class Archive.
5877         (Archive::Archive): Initialize base class.
5878         (Archive::should_include_member): Move to base class.
5879         (Archive::do_for_all_unused_symbols): New function.
5880         (Add_archive_symbols::run): Remove redundant access to
5881         incremental_inputs.
5882         (Lib_group::Lib_group): Initialize base class.
5883         (Lib_group::do_filename): New function.
5884         (Lib_group::include_member): Pass pointer to Lib_group to
5885         report_object.
5886         (Lib_group::do_for_all_unused_symbols): New function.
5887         (Add_lib_group_symbols::run): Report archive information for
5888         incremental links.
5889         * archive.h (class Library_base): New base class.
5890         (class Archive): Derive from Library_base.
5891         (Archive::filename): Move to base class.
5892         (Archive::set_incremental_info): Likewise.
5893         (Archive::incremental_info): Likewise.
5894         (Archive::Should_include): Likewise.
5895         (Archive::should_include_member): Likewise.
5896         (Archive::Armap_entry): Remove.
5897         (Archive::Unused_symbol_iterator): Remove.
5898         (Archive::unused_symbols_begin): Remove.
5899         (Archive::unused_symbols_end): Remove.
5900         (Archive::do_filename): New function.
5901         (Archive::do_get_mtime): New function.
5902         (Archive::do_for_all_unused_symbols): New function.
5903         (Archive::task_): Move to base class.
5904         (Archive::incremental_info_): Likewise.
5905         (class Lib_group): Derive from Library_base.
5906         (Lib_group::do_filename): New function.
5907         (Lib_group::do_get_mtime): New function.
5908         (Lib_group::do_for_all_unused_symbols): New function.
5909         (Lib_group::task_): Move to base class.
5910         * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
5911         function.
5912         * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
5913         function.
5914         * incremental.cc (Incremental_inputs::report_archive_begin):
5915         Use Library_base; call library's get_mtime; add incremental inputs
5916         entry before members.
5917         (class Unused_symbol_visitor): New class.
5918         (Incremental_inputs::report_archive_end): Use Library_base; use
5919         visitor class to record unused symbols; don't add incremental inputs
5920         entry after members.
5921         (Incremental_inputs::report_object): Use Library_base.
5922         * incremental.h
5923         (Incremental_archive_entry::Incremental_archive_entry): Remove
5924         unused Archive parameter.
5925         (Incremental_inputs::report_archive_begin): Use Library_base.
5926         (Incremental_inputs::report_archive_end): Likewise.
5927         (Incremental_inputs::report_object): Likewise.
5928         * object.cc (Sized_relobj::do_for_all_global_symbols): New
5929         function.
5930         * object.h (Object::for_all_global_symbols): New function.
5931         (Object::do_for_all_global_symbols): New function.
5932         (Sized_relobj::do_for_all_global_symbols): New function.
5933         * plugin.cc (Sized_pluginobj::do_for_all_global_symbols):  New
5934         function.
5935         * plugin.h (Sized_pluginobj::do_for_all_global_symbols):  New
5936         function.
5937
5938 2011-03-27  Ian Lance Taylor  <iant@google.com>
5939
5940         * archive.cc (Archive::interpret_header): Return -1 if something
5941         goes wrong.  Change callers accordingly.
5942
5943 2011-03-25  Cary Coutant  <ccoutant@google.com>
5944
5945         * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
5946         * testsuite/Makefile.in: Regenerate.
5947
5948 2011-03-23  Rafael Ávila de Espíndola <respindola@mozilla.com>
5949
5950         * plugin.cc (get_view): New.
5951         (Plugin::load): Pass get_view to the plugin.
5952         (Plugin_manager::get_view): New.
5953
5954 2011-03-21  Ian Lance Taylor  <iant@google.com>
5955
5956         * testsuite/final_layout.sh: Rewrite to not use dc.
5957         * testsuite/relro_test.sh: Fail if dc is not present.
5958
5959 2011-03-21  Sriraman Tallam  <tmsriram@google.com>
5960
5961         * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
5962         Change == to -eq.
5963         * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
5964         * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
5965         Change == to -eq.
5966         * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
5967         * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
5968
5969 2011-03-14  Ian Lance Taylor  <iant@google.com>
5970
5971         * script-sections.cc (Sort_output_sections::script_compare):
5972         Rename from is_before, change return type.
5973         (Sort_output_sections::operator()): Adjust accordingly.
5974
5975 2011-03-11  Jeffrey Yasskin  <jyasskin@google.com>
5976
5977         PR gold/12572
5978         * testsuite/odr_violation2.cc: Add comment to make all error line
5979         numbers double digits.
5980         * testsuite/debug_msg.sh: Adjust expected errors.
5981
5982 2011-03-09  Jeffrey Yasskin  <jyasskin@google.com>
5983
5984         * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
5985         but mark earlier ones as non-canonical
5986         (offset_to_iterator): Update search target and example
5987         (do_addr2line): Return extra lines in a vector*
5988         (format_file_lineno): Extract from do_addr2line
5989         (one_addr2line): Add vector* out-param
5990         * dwarf_reader.h (Offset_to_lineno_entry): New field recording
5991         when a lineno entry appeared last for its instruction
5992         (Dwarf_line_info): Add vector* out-param
5993         * object.cc (Relocate_info): Pass NULL for the vector* out-param
5994         * symtab.cc (Odr_violation_compare): Include the lineno in the
5995         comparison again.
5996         (linenos_from_loc): New. Combine the canonical line for an
5997         address with its other lines.
5998         (True_if_intersect): New. Helper functor to make
5999         std::set_intersection a query.
6000         (detect_odr_violations): Compare sets of lines instead of just
6001         one line for each function. This became less deterministic, but
6002         has fewer false positives.
6003         * symtab.h: Declarations.
6004         * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
6005         mix an optimized and non-optimized object in the same binary
6006         (odr_violation2.so): Same.
6007         * testsuite/Makefile.in: Regenerate from Makefile.am.
6008         * testsuite/debug_msg.cc (main): Make OdrDerived classes.
6009         * testsuite/debug_msg.sh: Update line numbers and add
6010         assertions.
6011         * testsuite/odr_violation1.cc: Use OdrDerived, in a
6012         non-optimized context.
6013         * testsuite/odr_violation2.cc: Make sure Ordering::operator()
6014         isn't inlined, and use OdrDerived in an optimized context.
6015         * testsuite/odr_header1.h: Defines OdrDerived, where
6016         optimization will change the
6017         first-instruction-in-the-destructor's file and line number.
6018         * testsuite/odr_header2.h: Defines OdrBase.
6019
6020 2011-03-09  Ian Lance Taylor  <iant@google.com>
6021
6022         * fileread.cc (File_read::clear_views): Don't delete the whole
6023         file view.
6024
6025 2011-03-08  Ian Lance Taylor  <iant@google.com>
6026
6027         PR gold/12525
6028         * fileread.cc: #include <climits>.
6029         (GOLD_IOV_MAX): Define.
6030         (File_read::read_multiple): Limit number of entries by iov_max.
6031         * fileread.h (class File_read): Always set max_readv_entries to
6032         128.
6033
6034 2011-03-07  Ian Lance Taylor  <iant@google.com>
6035
6036         PR gold/12525
6037         * options.h (class General_options): Add -dy and -dn.
6038
6039 2011-03-02  Cary Coutant  <ccoutant@google.com>
6040
6041         * testsuite/script_test_9.t: Add TLS segment.
6042
6043 2011-03-02  Simon Baldwin  <simonb@google.com>
6044
6045         * configure.ac: Add check for gnu_indirect_function support in
6046         the toolchain building binutils.
6047         * configure: Rebuild.
6048
6049 2011-02-18  Rafael Ávila de Espíndola <respindola@mozilla.com>
6050
6051         * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
6052         plugin only symbols.
6053         (Symbol_table::sized_finalize_symbol) Mark symbol only present
6054         in plugin files as not needed in the symbol table.
6055
6056 2011-02-11  Sriraman Tallam  <tmsriram@google.com>
6057
6058         * output.cc (Output_section::add_input_section): Delay fill
6059         generation for section ordering.
6060
6061 2011-02-09  Ian Lance Taylor  <iant@google.com>
6062
6063         PR gold/12316
6064         * object.h (class Sized_relobj): Remove clear_local_symbols.
6065         * reloc.cc (Sized_relobj::do_relocate): Don't call
6066         clear_local_symbols.
6067
6068 2011-02-08  Rafael Ávila de Espíndola <respindola@mozilla.com>
6069
6070         * plugin.cc (is_visible_from_outside): Return true for symbols
6071         in the -u option.
6072
6073 2011-02-04  Jeffrey Yasskin  <jyasskin@google.com>
6074
6075         * symtab.cc (Odr_violation_compare::operator()): Sort by just the
6076         filename.
6077
6078 2011-02-02  Sriraman Tallam  <tmsriram@google.com>
6079
6080         * icf.h (is_section_foldable_candidate): Change type of parameter
6081         to std::string.
6082         * icf.cc (Icf::find_identical_sections): Change type of local variable
6083         section_name to be std::string.
6084         (is_function_ctor_or_dtor): Change type of parameter to std::string.
6085
6086 2011-01-25  Ian Lance Taylor  <iant@google.com>
6087
6088         * script.cc (script_add_extern): Rewrite to use
6089         add_symbol_reference.
6090
6091 2011-01-25  Doug Kwan  <dougkwan@google.com>
6092
6093         * icf.cc (get_section_contents): Always lock section's object.
6094
6095 2011-01-24  Ian Lance Taylor  <iant@google.com>
6096
6097         * options.h (class General_options): Accept
6098         --no-detect-odr-violations.
6099
6100 2011-01-24  Ian Lance Taylor  <iant@google.com>
6101
6102         * version.cc (version_string): Bump to 1.11.
6103
6104 2011-01-24  Ian Lance Taylor  <iant@google.com>
6105
6106         * plugin.cc (class Plugin_rescan): Define new class.
6107         (Plugin_manager::claim_file): Set any_claimed_.
6108         (Plugin_manager::save_archive): New function.
6109         (Plugin_manager::save_input_group): New function.
6110         (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
6111         necessary.
6112         (Plugin_manager::new_undefined_symbol): New function.
6113         (Plugin_manager::rescan): New function.
6114         (Plugin_manager::rescannable_defines): New function.
6115         (Plugin_manager::add_input_file): Set any_added_.
6116         * plugin.h (class Plugin_manager): define new fields rescannable_,
6117         undefined_symbols_, any_claimed_, and any_added_.  Declare
6118         Plugin_rescan as friend.  Declare new functions.
6119         (Plugin_manager::Rescannable): Define type.
6120         (Plugin_manager::Rescannable_list): Define type.
6121         (Plugin_manager::Undefined_symbol_list): Define type.
6122         (Plugin_manager::Plugin_manager): Initialize new fields.
6123         * archive.cc (Archive::defines_symbol): New function.
6124         (Add_archive_symbols::run): Pass archive to plugins if any.
6125         * archive.h (class Archive): Declare defines_symbol.
6126         * readsyms.cc (Input_group::~Input_group): New function.
6127         (Finish_group::run): Pass input_group to plugins if any.
6128         * readsyms.h (class Input_group): Declare destructor.
6129         * symtab.cc (add_from_object): Pass undefined symbol to plugins if
6130         any.
6131
6132 2011-01-10  Ian Lance Taylor  <iant@google.com>
6133
6134         * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
6135         section as relro.
6136         (Layout::set_segment_offsets): Reset increase_relro before calling
6137         set_section_addresses a second time.
6138
6139 2011-01-04  Cary Coutant  <ccoutant@google.com>
6140
6141         * script-sections.cc (Sort_output_sections::operator()): Sort TLS
6142         sections before NOBITS sections.
6143
6144 2011-01-01  H.J. Lu  <hongjiu.lu@intel.com>
6145
6146         * version.cc (print_version): Update copyright to 2011.
6147
6148 2010-12-23  Cary Coutant  <ccoutant@google.com>
6149
6150         * output.h (Output_data_reloc::add_output_section): Pass OD instead
6151         of OS to this->add.  Add OD parameter to second form of the function.
6152
6153 2010-12-20  Ian Lance Taylor  <iant@google.com>
6154
6155         * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
6156         second of two consecutive entries with same offset.
6157
6158 2010-12-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6159
6160         * testsuite/Makefile.am (ifuncmain2static_LDADD)
6161         (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
6162         (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
6163         to avoid unneeded links against $(LDADD).
6164         * testsuite/Makefile.in: Regenerate.
6165
6166 2010-12-15  Ian Lance Taylor  <iant@google.com>
6167
6168         PR gold/12324
6169         * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
6170         for R_X86_64_32 and R_X86_64_PC32.
6171         * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
6172         ver_matching_def_pic.o.
6173         (ver_matching_def_pic.o): New target.
6174
6175 2010-12-14  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6176
6177         * fileread.cc (file_counts_lock, file_counts_initialize_lock)
6178         (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
6179         Move definition before File_read::View member definitions.
6180         (File_read::View::~View): Initialize and hold lock before
6181         updating current_mapped_bytes.
6182
6183 2010-12-14  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6184
6185         * dwarf_reader.cc: Remove outdated comment.
6186         * gold-threads.cc: Fix typo in error message.
6187         * archive.cc: Fix typos in comments.
6188         * archive.h: Likewise.
6189         * arm-reloc-property.cc: Likewise.
6190         * arm-reloc-property.h: Likewise.
6191         * arm-reloc.def: Likewise.
6192         * arm.cc: Likewise.
6193         * attributes.h: Likewise.
6194         * cref.cc: Likewise.
6195         * ehframe.cc: Likewise.
6196         * fileread.h: Likewise.
6197         * gold.h: Likewise.
6198         * i386.cc: Likewise.
6199         * icf.cc: Likewise.
6200         * incremental.h: Likewise.
6201         * int_encoding.cc: Likewise.
6202         * layout.h: Likewise.
6203         * main.cc: Likewise.
6204         * merge.h: Likewise.
6205         * object.cc: Likewise.
6206         * object.h: Likewise.
6207         * options.cc: Likewise.
6208         * readsyms.cc: Likewise.
6209         * reduced_debug_output.cc: Likewise.
6210         * reloc.cc: Likewise.
6211         * script-sections.cc: Likewise.
6212         * sparc.cc: Likewise.
6213         * symtab.h: Likewise.
6214         * target-reloc.h: Likewise.
6215         * target.cc: Likewise.
6216         * target.h: Likewise.
6217         * timer.cc: Likewise.
6218         * timer.h: Likewise.
6219         * x86_64.cc: Likewise.
6220
6221 2010-12-09  Cary Coutant  <ccoutant@google.com>
6222
6223         * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
6224         stack.
6225         * layout.h (Layout::layout_gnu_stack): Add pointer to Object
6226         parameter; change all callers.
6227         * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
6228         * options.h (warn_execstack): New option.
6229
6230 2010-12-07  Doug Kwan  <dougkwan@google.com>
6231
6232         * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
6233         like function call relocations.
6234
6235 2010-12-07  Ian Lance Taylor  <iant@google.com>
6236
6237         * archive.cc (Archive::get_elf_object_for_member): Permit
6238         punconfigured to be NULL.
6239         (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
6240         (Archive::include_member): Pass NULL to get_elf_object_for_member
6241         if we searched for the archive and this is the first included
6242         object.
6243
6244 2010-12-01  Ian Lance Taylor  <iant@google.com>
6245
6246         * dwarf_reader.h (class Sized_dwarf_line_info): Add
6247         track_relocs_type_ field.
6248         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6249         Set track_relocs_type_.
6250         (Sized_dwarf_line_info::process_one_opcode): Ignore the section
6251         contents when using RELA relocs.
6252         (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
6253         reloc_map_.
6254         * reloc.cc (Track_relocs::next_addend): New function.
6255         * reloc.h (class Track_relocs): Declare next_addend.
6256
6257 2010-12-01  Ian Lance Taylor  <iant@google.com>
6258
6259         * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
6260         virtual destructor.
6261
6262 2010-12-01  Ian Lance Taylor  <iant@google.com>
6263
6264         * README: Update compilers known to work and fail.
6265
6266 2010-11-23  Matthias Klose  <doko@ubuntu.com>
6267
6268         * configure.in: For --enable-gold, handle value `default' instead of
6269         `both*'.  Always install ld as ld.bfd, install as ld if gold is
6270         not the default.
6271         * configure: Regenerate.
6272
6273 2010-11-18  Doug Kwan  <dougkwan@google.com>
6274
6275         * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
6276         and right_alignment to be zero.  Store result alignment only if it is
6277         greater than existing alignment.
6278
6279 2010-11-16  Cary Coutant  <ccoutant@google.com>
6280
6281         PR gold/12220
6282         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6283         Check for ".zdebug_line".
6284
6285 2010-11-16  Doug Kwan  <dougkwan@google.com>
6286             Cary Coutant  <ccoutant@google.com>
6287
6288         * output.h (Output_segment::set_section_addresses): Pass increase_relro
6289         by reference; adjust all callers.
6290         * output.cc (Output_segment::set_section_addresses): Adjust references
6291         to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
6292         list is empty.
6293         (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
6294         end at page boundary.
6295
6296 2010-11-16  Cary Coutant  <ccoutant@google.com>
6297
6298         PR gold/12220
6299         * layout.cc (Layout::choose_output_section): Transform names of
6300         compressed sections even when using a script with a SECTIONS clause.
6301         (Layout::output_section_name): Remove code to transform
6302         compressed debug section names.
6303         * output.cc (Output_section::add_input_section): Use uncompressed
6304         section size when tracking input sections.
6305
6306 2010-11-11  Richard Sandiford  <richard.sandiford@linaro.org>
6307
6308         * symtab.h (Symbol::NON_PIC_REF): Remove.
6309         (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
6310         (Symbol::FUNCTION_CALL): Renumber.  Reword comment.
6311         (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
6312         (Symbol::use_plt_offset): Take a flags argument and pass it
6313         directly to needs_dynamic_reloc.  Restrict check for undefined
6314         weak symbols to function calls.
6315         * arm.cc (Target_arm::Scan::get_reference_flags): New function.
6316         (Target_arm::Scan::global): Use it.
6317         (Target_arm::Scan::scan_reloc_for_stub): Likewise.
6318         (Target_arm::Relocate::relocate): Likewise.
6319         (Target_arm::Relocate::should_apply_static_reloc): Replace flags
6320         parameter with an r_type parameter.  Use get_reference_flags
6321         to get the flags.
6322         (Target_arm::Relocate::relocate): Update accordingly.
6323         * i386.cc (Target_i386::Scan::get_reference_flags): New function.
6324         (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
6325         (Target_i386::Scan::global): Likewise.
6326         (Target_i386::Relocate::relocate): Likewise.
6327         (Target_i386::Relocate::should_apply_static_reloc): Replace flags
6328         parameter with an r_type parameter.  Use get_reference_flags
6329         to get the flags.
6330         (Target_i386::Relocate::relocate): Update accordingly.
6331         * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
6332         (Target_powerpc::Scan::global): Use it.
6333         (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
6334         (Target_powerpc::Relocate::relocate): Likewise.
6335         * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
6336         (Target_sparc::Scan::global): Use it.
6337         (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
6338         (Target_sparc::Relocate::relocate): Likewise.
6339         * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
6340         (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
6341         (Target_x86_64::Scan::global): Likewise.
6342         (Target_x86_64::Relocate::relocate): Likewise.
6343
6344 2010-11-08  Doug Kwan  <dougkwan@google.com>
6345             Cary Coutant  <ccoutant@google.com>
6346
6347         * arm.cc (Arm_exidx_merge_section::build_contents): New method.
6348         (Arm_exidx_merge_section::section_contents_): New data member.
6349         (Arm_input_section::Arm_input_section): Initialize original_contents_.
6350         (Arm_input_section::~Arm_input_section): De-allocate memory.
6351         (Arm_input_section::original_contents_): New data member.
6352         (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
6353         in parameters instead of calling Object::section_contents without
6354         locking.
6355         (Arm_output_section::group_section): New parameter TASK.  Pass it
6356         to callees that need locking objects.
6357         (Arm_output_section::fix_exidx_coverage): New parameter TASK.  Use it
6358         to lock EXIDX input sections.  Fix a formatting issue.  Call
6359         Arm_exidx_merged_section::build_contents to create merged section
6360         contents.
6361         (Arm_output_section::create_stub_group): New parameter TASK.  Use it
6362         to lock object of stub table owner.
6363         (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
6364         TEXT_SIZE to initialize data member TEXT_SIZE_.
6365         (Arm_exidx_input_section::addralign): Fix typo in comment.
6366         (Arm_exidx_input_section::text_size): New method.
6367         (Target_arm::do_relax): New parameter TASK.  Pass it to callees
6368         that require locking objects.  Lock objects before scanning for stubs
6369         and updating local symbols.
6370         (Arm_input_section<big_endian>::init): Copy contents of original
6371         input section.
6372         (Arm_input_section<big_endian>::do_write): Use saved contents of
6373         original input section instead of calling Object::section_contents
6374         without locking.
6375         (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
6376         size without calling Object::section_size().
6377         (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
6378         for size.  Allocate a buffer for merged EXIDX entries.
6379         (Arm_exidx_merged_section::build_contents): New method.
6380         (Arm_exidx_merged_section::do_write): Move merge section contents
6381         building code to Arm_exidx_merged_section::build_contetns.  Write
6382         out contetns in buffer instead of building it on the fly.
6383         (Arm_relobj::make_exidx_input_section): Also pass text section size
6384         to Arm_exidx_input_section constructor.
6385         (Arm_relobj::do_read_symbols): Fix memory leak.  Fix a formatting issue.
6386         (Arm_dynobj::do_read_symbols): Fix memory leak.
6387         * layout.cc (Layout::finalize): Pass TASK to Target::relax().
6388         * target.h: (class Task): Add forward declaration.
6389         (Target::relax): Add new parameter TASK and pass it to
6390         Target::do_relax().
6391         (Target::do_relax):: New parameter TASK.  Fix a formatting issue.
6392
6393 2010-11-05  Cary Coutant  <ccoutant@google.com>
6394
6395         PR gold/10708
6396         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
6397         object when reading from the file.
6398         * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
6399         second layout pass.
6400         * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
6401         when reading section contents.
6402         (get_section_contents): Likewise.
6403         (icf::find_identical_sections): Likewise.
6404         * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
6405         object when reading from the file.
6406         * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
6407         the object when doing deferred section layout.
6408
6409 2010-11-03  Nick Clifton  <nickc@redhat.com>
6410
6411         PR gold/12001
6412         * script.h (class Symbol_assignment: name): New member.  Returns
6413         the name of the symbol.
6414         * scrfipt.cc (Script_options::is_pending_assignment): New member.
6415         Returns true if the given symbol name is on the list of
6416         assignments wating to be processed.
6417         * archive.cc (should_incldue_member): If the symbol is undefined,
6418         check to see if it is on the list of symbols pending assignment.
6419
6420 2010-11-03  Ryan Mansfield  <rmansfield@qnx.com>
6421
6422         * script-sections.cc (Script_sections::find_memory_region): Check
6423         for a NULL output section pointer.
6424
6425 2010-10-29  Doug Kwan  <dougkwan@google.com>
6426
6427         * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
6428         Output_section::add_relaxed_input_section.
6429         * output.cc (Output_section::add_relaxed_input_section): Add new
6430         arguments LAYOUT and NAME.  Set section order index.
6431         (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6432         Copy section order index.
6433         * output.h (Output_section::add_relaxed_input_section): Add new
6434         arguments LAYOUT and NAME.
6435
6436 2010-10-29  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
6437
6438         * testsuite/Makefile.am: Move gcctestdir/ld rule to
6439         NATIVE_OR_CROSS_LINKER.
6440         * testsuite/Makefile.in: Regenerate.
6441
6442 2010-10-20  Doug Kwan  <dougkwan@google.com>
6443
6444         * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
6445         without SHF_LINK_ORDER flags.
6446         * layout.cc (Layout::choose_output_section): Do not filter
6447         SHF_LINK_ORDER flag in a relocatable link.
6448
6449 2010-10-17  Cary Coutant  <ccoutant@google.com>
6450
6451         * output.h (Output_segment::set_section_addresses): Change function
6452         signature.  Update all callers.
6453         * output.cc (Output_segment::is_first_section_relro): Ignore TLS
6454         sections.
6455         (Output_segment::set_section_addresses): Align after last TLS
6456         section.  Add padding before last relro section instead of after.
6457
6458 2010-10-17  Doug Kwan  <dougkwan@google.com>
6459
6460         * gold/arm.cc (Target_arm::got_section): Use correct order and set
6461         GOT output section to be writable.
6462
6463 2010-10-14  Cary Coutant  <ccoutant@google.com>
6464
6465         * debug.h (DEBUG_INCREMENTAL): New flag.
6466         (debug_string_to_enum): Add DEBUG_INCREMENTAL).
6467         * gold.cc (queue_initial_tasks): Check parameters for incremental link
6468         mode.
6469         * incremental.cc (report_command_line): Ignore all forms of
6470         --incremental.
6471         * layout.cc (Layout::Layout): Check parameters for incremental link
6472         mode.
6473         * options.cc (General_options::parse_incremental): New function.
6474         (General_options::parse_no_incremental): New function.
6475         (General_options::parse_incremental_full): New function.
6476         (General_options::parse_incremental_update): New function.
6477         (General_options::incremental_mode_): New data member.
6478         (General_options::finalize): Check incremental_mode_.
6479         * options.h (General_options): Update help text for --incremental.
6480         Add --no-incremental, --incremental-full, --incremental-update.
6481         (General_options::Incremental_mode): New enum type.
6482         (General_options::incremental_mode): New function.
6483         (General_options::incremental_mode_): New data member.
6484         * parameters.cc (Parameters::incremental_mode_): New data member.
6485         (Parameters::set_options): Set incremental_mode_.
6486         (Parameters::set_incremental_full): New function.
6487         (Parameters::incremental): New function.
6488         (Parameters::incremental_update): New function.
6489         (set_parameters_incremental_full): New function.
6490         * parameters.h (Parameters::set_incremental_full): New function.
6491         (Parameters::incremental): New function.
6492         (Parameters::incremental_update): New function.
6493         (Parameters::incremental_mode_): New data member.
6494         (set_parameters_incremental_full): New function.
6495         * plugin.cc (Plugin_manager::add_input_file): Check parameters for
6496         incremental link mode.
6497         * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
6498         (Sized_relobj::do_relocate_sections): Likewise.
6499         * testsuite/Makefile.am (incremental_test): Use --incremental-full
6500         option.
6501         * testsuite/Makefile.in: Regenerate.
6502         * testsuite/incremental_test.sh: Filter all forms of --incremental.
6503
6504 2010-10-12  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
6505
6506         * script-sections.h (class Script_sections): Make
6507         Sections_elements typedef public.
6508         * script-sections.cc (class Sort_output_sections): Add elements_
6509         field.  Add constructor which sets it; change all callers.
6510         (Sort_output_sections::is_before): New function.
6511         (Sort_output_sections::operator()): Call is_before.
6512         * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
6513         conditional.
6514         * testsuite/script_test_10.sh: New test. Test script section
6515         order.
6516         * testsuite/script_test_10.t: Likewise.
6517         * testsuite/script_test_10.s: Likewise.
6518         * testsuite/Makefile.am: Wrap the cross linker tests and the
6519         common tests into NATIVE_OR_CROSS_LINKER.
6520         (check_SCRIPTS): Add script_test_10.sh.
6521         (check_DATA): Add script_test_10.stdout.
6522         (script_test_10.o, script_test_10): New targets.
6523         (script_test_10.stdout): New target.
6524         * configure, testsuite/Makefile.in: Regenerate.
6525
6526 2010-10-12  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
6527
6528         * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
6529         error for the deprecated relocations.
6530         (Target_arm::Scan::global): Likewise.
6531         (Target_arm::Relocate::relocate): Likewise.
6532
6533 2010-10-12  Richard Sandiford  <richard.sandiford@linaro.org>
6534
6535         * fileread.cc (Input_file::find_file): Initialize *found_name
6536         and *namep when using the fallback search for case 4.
6537
6538 2010-10-11  Cary Coutant  <ccoutant@google.com>
6539
6540         * options.h (class General_options): Redefine -z lazy as an alias for
6541         the negation of -z now.
6542
6543 2010-10-11  Ian Lance Taylor  <iant@google.com>
6544
6545         * resolve.cc (symbol_to_bits): Report the value of the unsupported
6546         binding.
6547
6548 2010-10-06  Nick Clifton  <nickc@redhat.com>
6549
6550         * script-sections.cc(class Memory_region): Remove
6551         current_lma_offset_ field.  Rename current_vma_offset_ to
6552         current_offset_.  Add last_section_ field.
6553         (Memory_region::get_current_vma_address): Rename to
6554         get_current_address.
6555         (Memory_region::get_current_lma_address): Delete.
6556         (Memory_region::increment_vma_offset): Rename to
6557         increment_offset.
6558         (Memory_region::increment_lma_offset): Delete.
6559         (Memory_region::attributes_compatible): New method.  Returns
6560         true if the provided section is compatible with the region.
6561         (Memory_region::get_last_section): New method.  Returns the last
6562         section to use the region.
6563         (Memory_region::set_last_section): New method.  Stores the last
6564         section to use the region.
6565         (Script_sections::block_in_region): New method.  Returns true if
6566         a block of memory is contained within a region.
6567         (Script_sections::find_memory_region): New method.  Locates a
6568         memory region to be used to set a VMA or LMA address.
6569         (Output_section_definition::set_section_addresses): Add code to
6570         check for addresses set by memory regions.
6571         (Output_segment::set_section_addresses): Remove memory region
6572         walking code.
6573         (Script_sections::create_segment): Add a warning if a header
6574         segment is created outside of any region.
6575         * script-sections.h (class Script_sections): Add prototypes for
6576         find_memory_region and block_in_region methods.
6577         * testsuite/memory_test.s: Use .long instead of .word.
6578         * testsuite/memory_test.t: Add some more output sections.
6579         * testsuite/memory_test.sh: Update expected output.
6580
6581 2010-10-02  Doug Kwan  <dougkwan@google.com>
6582
6583         * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
6584         defintion to symtab.h
6585         * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
6586         declaration to defintion.
6587
6588 2010-10-01  Nick Clifton  <nickc@redhat.com>
6589
6590         * expression.cc (eval): Replace dummy argument with NULL.
6591         (eval_maybe_dot): Check for a NULL result section pointer.
6592         (Symbol_expression::value): Likewise.
6593         (Dot_expression::value): Likewise.
6594         (BINARY_EXPRESSION): Likewise.
6595         (Max_expression::value): Likewise.
6596         (Min_expression::value): Likewise.
6597         (Absolute_expression::value): Likewise.
6598         (Addr_expression::value_from_output_section): Likewise.
6599         (Loaddddr_expression::value_from_output_section): Likewise.
6600         (Segment_start_expression::value): Likewise.
6601         * script-sections.cc
6602         (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
6603         argument with NULL.
6604         (Sections_elememt_dot_assignment::set_section_addresses):
6605         Likewise.
6606         (Output_data_expression::do_write_to_buffer): Likewise.
6607         (Output_section_definition::finalize_symbols): Likewise.
6608         (Output_section_definition::set_section_addresses): Likewise.
6609
6610 2010-09-30  Doug Kwan  <dougkwan@google.com>
6611
6612         * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
6613
6614 2010-09-28  Sriraman Tallam  <tmsriram@google.com>
6615
6616         * target.h (Target::can_icf_inline_merge_sections): New virtual
6617         function.
6618         * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
6619         virtual function.
6620         * i386.cc (Target_i386::can_icf_inline_merge_sections): New
6621         virtual function.
6622         * icf.cc (get_section_contents): Inline merge sections only when
6623         target allows it.
6624
6625 2010-09-27  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6626
6627         * configure: Regenerate.
6628
6629 2010-09-17  Ian Lance Taylor  <iant@google.com>
6630
6631         * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
6632         * testsuite/Makefile.am (memory_test.o): New target.
6633         (memory_test): Depend on memory_test.o, gcctestdir/ld, and
6634         memory_test.t.
6635         * testsuite/Makefile.in: Rebuild.
6636
6637 2010-09-17  Doug Kwan  <dougkwan@google.com>
6638
6639         * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
6640         defintion if relocation uses GOT entries of the symbol.
6641         * testsuite/icf_safe_test.sh: Fix test.
6642         * testsuite/icf_safe_so_test.sh: Fix test.
6643
6644 2010-09-16  Cary Coutant  <ccoutant@google.com>
6645
6646         * script_sections.cc (class Memory_region): Remove "NULL" from
6647         vector initializations.
6648
6649 2010-09-15  Cary Coutant  <ccoutant@google.com>
6650
6651         * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
6652         Resolve forwarding symbols.
6653
6654 2010-09-15  Doug Kwan  <dougkwan@google.com>
6655
6656         * gold/testsuite/script_test_3.t: Add ARM special sections.
6657         * gold/testsuite/script_test_4.t: Same.
6658         * gold/testsuite/script_test_5.t: Same.
6659         * gold/testsuite/script_test_6.t: Same.
6660         * gold/testsuite/script_test_7.t: Same.
6661         * gold/testsuite/script_test_7.t: Same.
6662         * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
6663
6664 2010-09-14  Cary Coutant  <ccoutant@google.com>
6665
6666         * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
6667         (Target_x86_64::Relocate::relocate_tls): Replace check for
6668         saw_tls_block_reloc_ with test for executable section.
6669
6670 2010-09-12  Cary Coutant  <ccoutant@google.com>
6671
6672         * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
6673         position-independent executables to shared libraries need dynamic
6674         relocations.
6675         (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
6676         position-independent executables.
6677         * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
6678         * testsuite/Makefile.in: Regenerate.
6679
6680 2010-09-10  Nick Clifton  <nickc@redhat.com>
6681
6682         PR gold/11997
6683         * testsuite/memory_test.t: Discard any sections that are not
6684         needed.
6685
6686 2010-09-09  H.J. Lu  <hongjiu.lu@intel.com>
6687
6688         PR gold/11996
6689         * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
6690         "This::" to work around a bug in gcc 4.2.
6691
6692         * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
6693
6694 2010-09-09  Rafael Espindola  <espindola@google.com>
6695
6696         * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
6697         sections with different PF_X flags in the same segment.
6698         (Layout::find_first_load_seg): Search all segments to find the first
6699         one.
6700         * options.h (rosegment): New.
6701
6702 2010-09-08  Rafael Espindola  <espindola@google.com>
6703
6704         * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
6705
6706 2010-09-08  Doug Kwan  <dougkwan@google.com>
6707
6708         * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
6709         (Arm_relobj::do_relocate_sections): Add new parameter for output
6710         file to match the parent.
6711         (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
6712         of local symbols instead of input values.  Update code to track
6713         changes in gold::relocate_section.
6714         * object.cc (Sized_relobj::compute_final_local_value): New methods.
6715         (Sized_relobj::compute_final_local_value_internal): New methods.
6716         (Sized_relobj::do_finalize_local_symbols): Move code from loop
6717         body into private version of Sized_relobj::compute_final_local_value.
6718         Call the inline method.
6719         * object.h (Symbol_value::Symbol_value): Define destructor.  Free
6720         merged symbol value if there is one.
6721         (Symbol_value::has_output_value): New method defintiion.
6722         (Sized_relobj::Compute_final_local_value_status): New enum type.
6723         (Sized_relobj::compute_final_local_value): New methods.
6724         (Sized_relobj::compute_final_local_value_internal): New methods.
6725         * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
6726         and arm_cortex_a8.sh.
6727         (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
6728         arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
6729         New tests.
6730         * Makefile.in: Regenerate.
6731         * testsuite/arm_bl_out_of_range.s: Update test.
6732         * testsuite/thumb_bl_out_of_range.s: Ditto.
6733         * testsuite/thumb_blx_out_of_range.s: Ditto.
6734         * testsuite/arm_branch_out_of_range.sh: New file.
6735         * testsuite/arm_cortex_a8.sh: Ditto.
6736         * testsuite/arm_cortex_a8_b.s: Ditto.
6737         * testsuite/arm_cortex_a8_b_cond.s: Ditto.
6738         * testsuite/arm_cortex_a8_b_local.s: Ditto.
6739         * testsuite/arm_cortex_a8_bl.s: Ditto.
6740         * testsuite/arm_cortex_a8_blx.s: Ditto.
6741         * testsuite/arm_cortex_a8_local.s: Ditto.
6742         * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
6743         * testsuite/thumb_bl_out_of_range_local.s: Ditto.
6744
6745 2010-09-08  Rafael Espindola  <espindola@google.com>
6746
6747         * Makefile.am (memory_test.stdout): Run readelf with -W.
6748         * Makefile.in: Regenerate.
6749         * testsuite/memory_test.sh: Make the regexps accept both 32 and
6750         64 bit output.
6751
6752 2010-09-08  Rafael Espindola  <espindola@google.com>
6753
6754         * script-sections.cc (Script_sections::add_memory_region): Convert
6755         field precision to int.
6756         * script.cc (script_set_section_region, script_set_section_region):
6757         Convert field precision to int.
6758
6759 2010-09-08  Rafael Espindola  <espindola@google.com>
6760
6761         * arm.cc (do_finalize_sections): Create the __exidx_start and
6762         __exdix_end symbols even when the section is missing.
6763
6764 2010-09-08  Nick Clifton  <nickc@redhat.com>
6765
6766         * README: Remove claim that MEMORY is not supported.
6767         * expression.cc (script_exp_function_origin)
6768         (script_exp_function_length): Move from here to ...
6769         * script.cc: ... here.
6770         (script_set_section_region, script_add_memory)
6771         (script_parse_memory_attr, script_include_directive): New
6772         functions.
6773         * script-sections.cc
6774         (class Memory_region): New class.
6775         (class Output_section_definition): Add set_memory_region,
6776         set_section_vma, set_section_lma and get_section_name methods.
6777         (class Script_Sections): Add add_memory_region,
6778         find_memory_region, find_memory_region_origin,
6779         find_memory_region_length and set_memory_region methods.
6780         Have set_section_addresses method walk the list of set memory
6781         regions.
6782         Extend the print methos to display memory regions.
6783         * script-sections.h: Add prototypes for new methods.
6784         Add enum for MEMORY region attributes.
6785         * yyscript.y: Add support for parsing MEMORY regions.
6786         * script-c.h: Add prototypes for new functions.
6787         * testsuite/Makefile.am: Add test of MEMORY region functionality.
6788         * testsuite/Makefile.in: Regenerate.
6789         * testsuite/memory_test.sh: New script.
6790         * testsuite/memory_test.s: New assembler source file.
6791         * testsuite/memory_test.t: New linker script.
6792
6793 2010-08-27  Doug Kwan  <dougkwan@google.com>
6794
6795         * gold/resolve.cc (Symbol_table::should_override): Let a weak
6796         reference override an existing dynamic weak reference.
6797         * testsuite/Makefile.am: Add new test dyn_weak_ref.
6798         * testsuite/Makefile.in: Regenerate.
6799         * testsuite/dyn_weak_ref.sh: New file.
6800         * testsuite/dyn_weak_ref_1.c: Ditto.
6801         * testsuite/dyn_weak_ref_2.c: Ditto.
6802
6803 2010-08-27  Ian Lance Taylor  <iant@google.com>
6804
6805         * incremental.h (class Incremental_input_entry): Add virtual
6806         destructor.
6807
6808 2010-08-27  Ian Lance Taylor  <iant@google.com>
6809
6810         * testsuite/start_lib_test_3.c: Mark t3 as used.
6811
6812 2010-08-27  Nick Clifton  <nickc@redhat.com>
6813
6814         * options.cc (version_script): Fix small typo in previous
6815         whitespace tidyup.
6816
6817 2010-08-25  Nick Clifton  <nickc@redhat.com>
6818
6819         * archive.cc: Formatting fixes: Remove whitespace between
6820         typename and following asterisk.  Remove whitespace between
6821         function name and opening parenthesis.
6822         * archive.h: Likewise.
6823         * arm.cc: Likewise.
6824         * attributes.cc: Likewise.
6825         * attributes.h: Likewise.
6826         * common.cc: Likewise.
6827         * copy-relocs.cc: Likewise.
6828         * dirsearch.h: Likewise.
6829         * dynobj.cc: Likewise.
6830         * ehframe.cc: Likewise.
6831         * ehframe.h: Likewise.
6832         * expression.cc: Likewise.
6833         * fileread.cc: Likewise.
6834         * fileread.h: Likewise.
6835         * gc.h: Likewise.
6836         * gold-threads.cc: Likewise.
6837         * gold.cc: Likewise.
6838         * i386.cc: Likewise.
6839         * icf.h: Likewise.
6840         * incremental-dump.cc: Likewise.
6841         * incremental.cc: Likewise.
6842         * layout.cc: Likewise.
6843         * layout.h: Likewise.
6844         * main.cc: Likewise.
6845         * merge.cc: Likewise.
6846         * merge.h: Likewise.
6847         * object.cc: Likewise.
6848         * object.h: Likewise.
6849         * options.cc: Likewise.
6850         * options.h: Likewise.
6851         * output.cc: Likewise.
6852         * output.h: Likewise.
6853         * plugin.cc: Likewise.
6854         * plugin.h: Likewise.
6855         * powerpc.cc: Likewise.
6856         * reloc.cc: Likewise.
6857         * script-c.h: Likewise.
6858         * script-sections.cc: Likewise.
6859         * script.cc: Likewise.
6860         * stringpool.cc: Likewise.
6861         * symtab.cc: Likewise.
6862         * symtab.h: Likewise.
6863         * target.cc: Likewise.
6864         * timer.cc: Likewise.
6865         * timer.h: Likewise.
6866         * version.cc: Likewise.
6867         * x86_64.cc: Likewise.
6868
6869 2010-08-24  Nick Clifton  <nickc@redhat.com>
6870
6871         PR 11899
6872         * layout.cc (segment_precedes): Sort segments by their physical
6873         addresses, if they have been set.
6874
6875 2010-08-23  Cary Coutant  <ccoutant@google.com>
6876
6877         * archive.cc (Lib_group::add_symbols): Lock object before deleting its
6878         symbols data.
6879         (Lib_group::include_member): Unlock object after deleting its
6880         symbols data.
6881         * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
6882         the bug fixed here.
6883
6884 2010-08-19  Neil Vachharajani  <nvachhar@google.com>
6885             Cary Coutant  <ccoutant@google.com>
6886
6887         * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
6888         constructor, and set_blocker.
6889         * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
6890         readsyms_blocker_.
6891         * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
6892         this->this_blocker_ to Add_lib_group_symbols::set_blocker.
6893         * testsuite/Makefile.am (start_lib_test): New test case.
6894         * testsuite/Makefile.in: Regenerate.
6895         * testsuite/start_lib_test_main.c: New file.
6896         * testsuite/start_lib_test_1.c: New file.
6897         * testsuite/start_lib_test_2.c: New file.
6898         * testsuite/start_lib_test_3.c: New file.
6899
6900 2010-08-19  Ian Lance Taylor  <iant@google.com>
6901
6902         * Makefile.in: Rebuild with automake 1.11.1.
6903         * aclocal.m4: Likewise.
6904         * testsuite/Makefile.in: Likewise.
6905
6906 2010-08-19  Ian Lance Taylor  <iant@google.com>
6907
6908         PR 10893
6909         * i386.cc (class Output_data_plt_i386): Update declarations.
6910         Define Global_ifunc and Local_ifunc types.  Add global_ifuncs_ and
6911         local_ifuncs_ fields.
6912         (Target_i386::do_plt_section_for_global): New function.
6913         (Target_i386::do_plt_section_for_local): New function.
6914         (Output_data_plt_i386::Output_data_plt_i386): Add symtab
6915         parameter; change all callers.  Initialize global_ifuncs_ and
6916         local_ifuncs_.  If doing a static link define __rel_iplt_start and
6917         __rel_iplt_end.
6918         (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
6919         (Output_data_plt_i386::add_local_ifunc_entry): New function.
6920         (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
6921         symbols.
6922         (Target_i386::make_plt_section): New function, broken out of
6923         make_plt_entry.  Set sh_info field of .rel.plt to point to .plt.
6924         (Target_i386::make_plt_entry): Call make_plt_section.
6925         (Target_i386::make_local_ifunc_plt_entry): New function.
6926         (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
6927         (Target_i386::Scan::local): Handle IFUNC symbols.  Add
6928         R_386_IRELATIVE to switch.
6929         (Target_i386::Scan::global): Likewise.
6930         (Target_i386::Relocate::relocate): Likewise.
6931         (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
6932         switch.
6933         * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
6934         (Target_x86_64::do_plt_section_for_global): New function.
6935         (Target_x86_64::do_plt_section_for_local): New function.
6936         (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
6937         parameter; change all callers.  If doing a static link define
6938         __rela_iplt_start and __rela_iplt_end.
6939         (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
6940         (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
6941         (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
6942         to point to .plt.
6943         (Target_x86_64::make_local_ifunc_plt_entry): New function.
6944         (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
6945         switch.
6946         (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
6947         (Target_x86_64::Scan::local): Handle IFUNC symbols.  Add
6948         R_X86_64_IRELATIVE to switch.
6949         (Target_x86_64::Scan::global): Likewise.
6950         (Target_x86_64::Relocate::relocate): Likewise.
6951         (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
6952         switch.
6953         * target.h (class Target): Add plt_section_for_global and
6954         plt_section_for_local functions.  Add do_plt_section_for_global
6955         and do_plt_section_for_local virtual functions.
6956         * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol.  Add
6957         clarifying comments.
6958         (Symbol::use_plt_offset): Handle IFUNC symbol.
6959         * object.cc (Sized_relobj::Sized_relobj): Initialize
6960         local_plt_offsets_.
6961         (Sized_relobj::local_has_plt_offset): New function.
6962         (Sized_relobj::local_plt_offset): New function.
6963         (Sized_relobj::set_local_plt_offset): New function.
6964         (Sized_relobj::do_count): Handle IFUNC symbol.
6965         * object.h (class Symbol_value): Add is_ifunc_symbol_ field.  Take
6966         a bit away from input_shndx_ field.  Add set_is_func_symbol and
6967         is_ifunc_symbol functions.
6968         (class Sized_relobj): Update declarations.  Remove Tls_got_entry
6969         and Local_tls_got_offsets.  Define Local_plt_offsets.  Add
6970         local_plt_offsets_ field.
6971         (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
6972         * output.h (class Output_section_data): Add non-const
6973         output_section function.
6974         (class Output_data_got): Update declarations.
6975         (class Output_data_got::Got_entry): Add use_plt_offset_ field.
6976         Add use_plt_offset parameter to global and local constructors.
6977         Change all callers.  Change local_sym_index_ field to 31 bits.
6978         Change GSYM_CODE and CONSTANT_CODE accordingly.
6979         * output.cc (Output_data_reloc_base::do_adjust_output_section): If
6980         doing a static link don't set sh_link field.
6981         (Output_data_got::Got_entry::write): Use PLT offset if
6982         appropriate.
6983         (Output_data_got::add_global_plt): New function.
6984         (Output_data_got::add_local_plt): New function.
6985         * target-reloc.h (relocate_section): Handle IFUNC symbol.
6986         * defstd.cc (in_section): Remove entries for __rel_iplt_start,
6987         __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
6988         * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
6989         * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
6990         IFUNC conditional.
6991         * testsuite/ifunc-sel.h: New file.
6992         * testsuite/ifuncmain1.c: New file.
6993         * testsuite/ifuncmain1vis.c: New file.
6994         * testsuite/ifuncmod1.c: New file.
6995         * testsuite/ifuncdep2.c: New file.
6996         * testsuite/ifuncmain2.c: New file.
6997         * testsuite/ifuncmain3.c: New file.
6998         * testsuite/ifuncmod3.c: New file.
6999         * testsuite/ifuncmain4.c: New file.
7000         * testsuite/ifuncmain5.c: New file.
7001         * testsuite/ifuncmod5.c: New file.
7002         * testsuite/ifuncmain6pie.c: New file.
7003         * testsuite/ifuncmod6.c: New file.
7004         * testsuite/ifuncmain7.c: New file.
7005         * configure, testsuite/Makefile.in: Rebuild.
7006
7007 2010-08-18  Ian Lance Taylor  <iant@google.com>
7008
7009         * incremental.cc
7010         (Output_section_incremental_inputs::write_input_files): Add cast
7011         to avoid signed/unsigned comparison warning.
7012         (Output_section_incremental_inputs::write_info_blocks): Likewise.
7013
7014 2010-08-12  Cary Coutant  <ccoutant@google.com>
7015
7016         * common.cc (Sort_commons::operator()): Remove unnecessary code.
7017
7018 2010-08-13  Ian Lance Taylor  <iant@google.com>
7019
7020         * testsuite/incremental_test_1.c: Add prototype to avoid warning.
7021
7022 2010-08-12  Cary Coutant  <ccoutant@google.com>
7023             Doug Kwan  <dougkwan@google.com>
7024
7025         * resolve.cc (Symbol_table::should_override): When a weak dynamic
7026         defintion overrides non-weak undef, remember that the original undef
7027         is not weak.
7028         * symtab.cc (Symbol_table::sized_write_global): For undef without
7029         an original weak binding, set binding to global in output.
7030         * testsuite/Makefile.am: Add new test strong_ref_weak_def.
7031         * testsuite/Makefile.in: Regenerate.
7032         * testsuite/strong_ref_weak_def.sh: New file.
7033         * testsuite/strong_ref_weak_def_1.c: Ditto.
7034         * testsuite/strong_ref_weak_def_2.c: Ditto.
7035
7036 2010-08-12  Cary Coutant  <ccoutant@google.com>
7037
7038         * testsuite/incremental_test.sh: Rewrite.
7039         * testsuite/incremental_test_1.c: Rewrite.
7040         * testsuite/incremental_test_2.c: Rewrite.
7041
7042 2010-08-12  Cary Coutant  <ccoutant@google.com>
7043
7044         * arm.cc (Target_arm::got_size): Add const.
7045         (Target_arm::got_entry_count): New function.
7046         (Target_arm::plt_entry_count): New function.
7047         (Target_arm::first_plt_entry_offset): New function.
7048         (Target_arm::plt_entry_size): New function.
7049         (Output_data_plt_arm::entry_count): New function.
7050         (Output_data_plt_arm::first_plt_entry_offset): New function.
7051         (Output_data_plt_arm::get_plt_entry_size): New function.
7052         * i386.cc (Target_i386::got_size): Add const.
7053         (Target_i386::got_entry_count): New function.
7054         (Target_i386::plt_entry_count): New function.
7055         (Target_i386::first_plt_entry_offset): New function.
7056         (Target_i386::plt_entry_size): New function.
7057         (Output_data_plt_i386::entry_count): New function.
7058         (Output_data_plt_i386::first_plt_entry_offset): New function.
7059         (Output_data_plt_i386::get_plt_entry_size): New function.
7060         * incremental-dump.cc (dump_incremental_inputs): Adjust call to
7061         find_incremental_inputs_sections.  Dump incremental_got_plt section.
7062         * incremental.cc: Include target.h.
7063         (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
7064         parameter.  Adjust all callers.  Find incremental_got_plt section.
7065         (Incremental_inputs::create_data_sections): Create incremental_got_plt
7066         section.
7067         (Output_section_incremental_inputs::set_final_data_size): Calculate
7068         size of incremental_got_plt section.
7069         (Output_section_incremental_inputs::do_write): Write the
7070         incremental_got_plt section.
7071         (Got_plt_view_info): New struct.
7072         (Local_got_offset_visitor): New class.
7073         (Global_got_offset_visitor): New class.
7074         (Global_symbol_visitor_got_plt): New class.
7075         (Output_section_incremental_inputs::write_got_plt): New function.
7076         * incremental.h (Incremental_binary::find_incremental_inputs_sections):
7077         Add parameter.  Adjust all callers.
7078         (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7079         (Incremental_inputs::got_plt_section): New function.
7080         (Incremental_inputs::got_plt_section_): New data member.
7081         (Incremental_got_plt_reader): New class.
7082         * layout.cc (Layout::create_incremental_info_sections): Add the
7083         incremental_got_plt section.
7084         * object.h (Got_offset_list::get_list): New function.
7085         (Got offset_list::for_all_got_offsets): New function.
7086         (Sized_relobj::local_got_offset_list): New function.
7087         * powerpc.cc (Target_powerpc::got_size): Add const.
7088         (Target_powerpc::got_entry_count): New function.
7089         (Target_powerpc::plt_entry_count): New function.
7090         (Target_powerpc::first_plt_entry_offset): New function.
7091         (Target_powerpc::plt_entry_size): New function.
7092         (Output_data_plt_powerpc::entry_count): New function.
7093         (Output_data_plt_powerpc::first_plt_entry_offset): New function.
7094         (Output_data_plt_powerpc::get_plt_entry_size): New function.
7095         * sparc.cc (Target_sparc::got_size): Add const.
7096         (Target_sparc::got_entry_count): New function.
7097         (Target_sparc::plt_entry_count): New function.
7098         (Target_sparc::first_plt_entry_offset): New function.
7099         (Target_sparc::plt_entry_size): New function.
7100         (Output_data_plt_sparc::entry_count): New function.
7101         (Output_data_plt_sparc::first_plt_entry_offset): New function.
7102         (Output_data_plt_sparc::get_plt_entry_size): New function.
7103         * symtab.h (Symbol::got_offset_list): New function.
7104         (Symbol_table::for_all_symbols): New function.
7105         * target.h (Sized_target::got_entry_count): New function.
7106         (Sized_target::plt_entry_count): New function.
7107         (Sized_target::plt_entry_size): New function.
7108         * x86_64.cc (Target_x86_64::got_size): Add const.
7109         (Target_x86_64::got_entry_count): New function.
7110         (Target_x86_64::plt_entry_count): New function.
7111         (Target_x86_64::first_plt_entry_offset): New function.
7112         (Target_x86_64::plt_entry_size): New function.
7113         (Output_data_plt_x86_64::entry_count): New function.
7114         (Output_data_plt_x86_64::first_plt_entry_offset): New function.
7115         (Output_data_plt_x86_64::get_plt_entry_size): New function.
7116
7117 2010-08-12  Cary Coutant  <ccoutant@google.com>
7118
7119         * archive.cc: Include incremental.h.
7120         (Archive::Archive): Initialize incremental_info_.
7121         (Archive::include_member): Record archive members in incremental info.
7122         (Add_archive_symbols::run): Record begin and end of an archive in
7123         incremental info.
7124         (Lib_group::include_member): Record objects in incremental info.
7125         * archive.h (Incremental_archive_entry): Forward declaration.
7126         (Archive::set_incremental_info): New member function.
7127         (Archive::incremental_info): New member function.
7128         (Archive::Unused_symbol_iterator): New class.
7129         (Archive::unused_symbols_begin): New member function.
7130         (Archive::unused_symbols_end): New member function.
7131         (Archive::incremental_info_): New data member.
7132         * incremental-dump.cc (find_input_containing_global): New function.
7133         (dump_incremental_inputs): Dump new incremental info sections.
7134         * incremental.cc: Include symtab.h.
7135         (Output_section_incremental_inputs): New class.
7136         (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
7137         new incremental info sections.
7138         (Sized_incremental_binary::do_check_inputs): Likewise.
7139         (Incremental_inputs::report_archive): Remove.
7140         (Incremental_inputs::report_archive_begin): New function.
7141         (Incremental_inputs::report_archive_end): New function.
7142         (Incremental_inputs::report_object): New function.
7143         (Incremental_inputs::finalize_inputs): Remove.
7144         (Incremental_inputs::report_input_section): New function.
7145         (Incremental_inputs::report_script): Rewrite.
7146         (Incremental_inputs::finalize): Do nothing but finalize string table.
7147         (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7148         (Incremental_inputs::sized_create_inputs_section_data): Remove.
7149         (Incremental_inputs::create_data_sections): New function.
7150         (Incremental_inputs::relocs_entsize): New function.
7151         (Output_section_incremental_inputs::set_final_data_size): New function.
7152         (Output_section_incremental_inputs::do_write): New function.
7153         (Output_section_incremental_inputs::write_header): New function.
7154         (Output_section_incremental_inputs::write_input_files): New function.
7155         (Output_section_incremental_inputs::write_info_blocks): New function.
7156         (Output_section_incremental_inputs::write_symtab): New function.
7157         * incremental.h (Incremental_script_entry): Forward declaration.
7158         (Incremental_object_entry): Forward declaration.
7159         (Incremental_archive_entry): Forward declaration.
7160         (Incremental_inputs): Forward declaration.
7161         (Incremental_inputs_header_data): Remove.
7162         (Incremental_inputs_header): Remove.
7163         (Incremental_inputs_header_write): Remove.
7164         (Incremental_inputs_entry_data): Remove.
7165         (Incremental_inputs_entry): Remove.
7166         (Incremental_inputs_entry_write): Remove.
7167         (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
7168         (Incremental_binary::find_incremental_inputs_sections): Add parameters.
7169         (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7170         (Sized_ncremental_binary::do_find_incremental_inputs_sections):
7171         Likewise.
7172         (Incremental_input_entry): New class.
7173         (Incremental_script_entry): New class.
7174         (Incremental_object_entry): New class.
7175         (Incremental_archive_entry): New class.
7176         (Incremental_inputs::Incremental_inputs): Initialize new data members.
7177         (Incremental_inputs::report_inputs): Remove.
7178         (Incremental_inputs::report_archive): Remove.
7179         (Incremental_inputs::report_archive_begin): New function.
7180         (Incremental_inputs::report_archive_end): New function.
7181         (Incremental_inputs::report_object): Change prototype.
7182         (Incremental_inputs::report_input_section): New function.
7183         (Incremental_inputs::report_script): Change prototype.
7184         (Incremental_inputs::get_reloc_count): New function.
7185         (Incremental_inputs::set_reloc_count): New function.
7186         (Incremental_inputs::create_data_sections): New function.
7187         (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7188         (Incremental_inputs::inputs_section): New function.
7189         (Incremental_inputs::symtab_section): New function.
7190         (Incremental_inputs::relocs_section): New function.
7191         (Incremental_inputs::get_stringpool): Add const.
7192         (Incremental_inputs::command_line): Add const.
7193         (Incremental_inputs::inputs): Remove.
7194         (Incremental_inputs::command_line_key): New function.
7195         (Incremental_inputs::input_file_count): New function.
7196         (Incremental_inputs::input_files): New function.
7197         (Incremental_inputs::relocs_entsize): New function.
7198         (Incremental_inputs::sized_create_inputs_section_data): Remove.
7199         (Incremental_inputs::finalize_inputs): Remove.
7200         (Incremental_inputs::Input_info): Remove.
7201         (Incremental_inputs::lock_): Remove.
7202         (Incremental_inputs::inputs_): Change type.
7203         (Incremental_inputs::inputs_map_): Remove.
7204         (Incremental_inputs::current_object_entry_): New data member.
7205         (Incremental_inputs::inputs_section_): New data member.
7206         (Incremental_inputs::symtab_section_): New data member.
7207         (Incremental_inputs::relocs_section_): New data member.
7208         (Incremental_inputs::reloc_count_): New data member.
7209         (Incremental_inputs_reader): New class.
7210         (Incremental_symtab_reader): New class.
7211         (Incremental_relocs_reader): New class.
7212         * layout.cc (Layout::finalize): Move finalization of incremental info
7213         and creation of incremental info sections to follow finalization of
7214         symbol table.  Set offsets for postprocessing sections.
7215         (Layout::create_incremental_info_sections): Call
7216         Incremental_inputs::create_data_sections.  Add incremental symtab
7217         and relocs sections.  Set sh_entsize and sh_link fields.  Arrange for
7218         sections to layout after input sections.
7219         * layout.h (struct Timespec): Forward declaration.
7220         (Layout::incremental_inputs): Add const.
7221         (Layout::create_incremental_info_sections): Add parameter.
7222         * main.cc (main): Remove call to Incremental_inputs::report_inputs.
7223         * object.cc: Include incremental.h.
7224         (Relobj::finalize_incremental_relocs): New function.
7225         (Sized_relobj::do_layout): Record input sections in incremental info.
7226         * object.h (Object::output_section): New function.
7227         (Object::output_section_offset): Moved from Relobj.
7228         (Object::get_incremental_reloc_base): New function.
7229         (Object::get_incremental_reloc_count): New function.
7230         (Object::do_output_section): New function.
7231         (Object::do_output_section_offset): Moved from Relobj.
7232         (Object::do_get_incremental_reloc_base): New function.
7233         (Object::do_get_incremental_reloc_count): New function.
7234         (Object::Object): Initialize new data members.
7235         (Relobj::output_section): Renamed do_output_section and moved to
7236         protected.
7237         (Relobj::output_section_offset): Moved to Object.
7238         (Relobj::do_get_incremental_reloc_base): New function.
7239         (Relobj::do_get_incremental_reloc_count): New function.
7240         (Relobj::allocate_incremental_reloc_counts): New function.
7241         (Relobj::count_incremental_reloc): New function.
7242         (Relobj::finalize_incremental_relocs): New function.
7243         (Relobj::next_incremental_reloc_index): New function.
7244         (Relobj::reloc_counts_): New data member.
7245         (Relobj::reloc_bases_): New data member.
7246         (Sized_relobj::do_relocate_sections): Add parameter.  Change caller.
7247         (Sized_relobj::relocate_sections): Add parameter.  Change all callers.
7248         (Sized_relobj::incremental_relocs_scan): New function.
7249         (Sized_relobj::incremental_relocs_scan_reltype): New function.
7250         (Sized_relobj::incremental_relocs_write): New function.
7251         (Sized_relobj::incremental_relocs_write_reltype): New function.
7252         * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
7253         incremental link.
7254         * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
7255         archives and object files elsewhere.
7256         (Add_symbols::run): Report object files here.
7257         (Finish_group::run): Report end of archive at end of group.
7258         * reloc.cc: Include layout.h, incremental.h.
7259         (Sized_relobj::do_read_relocs): Need relocations for incremental link.
7260         (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
7261         (Sized_relobj::incremental_relocs_scan): New function.
7262         (Sized_relobj::incremental_relocs_scan_reltype): New function.
7263         (Sized_relobj::do_relocate_sections): Write incremental relocations.
7264         (Sized_relobj::incremental_relocs_write): New function.
7265         (Sized_relobj::incremental_relocs_write_reltype): New function.
7266         * script.cc (read_input_script): Rewrite test for incremental link.
7267         Change call to Incremental_inputs::report_script.
7268         * symtab.h (Symbol_table::first_global_index): New function.
7269         (Symbol_table::output_count): New function.
7270
7271 2010-08-12  Doug Kwan  <dougkwan@google.com>
7272
7273         * arm.cc (Target_arm::merge_object_attributes): Check command line
7274         options --no-wchar-size-warning and --no-enum-size-warning.
7275         * options.h (General_options): Add ld-compatible options
7276         --no-enum-size-warning and --no-wchar-size-warning.
7277
7278 2010-08-04  Ian Lance Taylor  <iant@google.com>
7279
7280         * x86_64.cc (Target_x86_64::Scan::local): Use
7281         R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
7282         R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
7283         (Target_x86_64::Scan::global): Likewise.
7284         (Target_x86_64::Relocate::relocate): Likewise.
7285         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
7286         Likewise.
7287
7288 2010-08-03  Cary Coutant  <ccoutant@google.com>
7289
7290         * merge.cc (Output_merge_string::do_add_input_section): Count strings
7291         to reserve space in merged_strings vector. Keep total input size
7292         for stats.
7293         (Output_merge_string::do_print_merge_stats): Print total input size.
7294         * merge.h (Output_merge_string): Add input_size_ field.
7295         * stringpool.cc (Stringpool_template::string_length): Move
7296         implementations out of Stringpool_template class and place in
7297         stringpool.h.
7298         * stringpool.h (string_length): Move out of Stringpool_template.
7299
7300 2010-08-03  Ian Lance Taylor  <iant@google.com>
7301
7302         PR 11712
7303         * layout.cc (relaxation_loop_body): If address of load segment is
7304         set, adjust address to include headers if possible.
7305
7306 2010-08-03  Ian Lance Taylor  <iant@google.com>
7307
7308         * version.cc (version_string): Bump to 1.10.
7309
7310 2010-08-03  Ian Lance Taylor  <iant@google.com>
7311
7312         PR 11805
7313         * layout.h (enum Output_section_order): Define.
7314         (class Layout): Update declarations.
7315         * layout.cc (Layout::get_output_section): Add order parameter.
7316         Remove is_interp, is_dynamic_linker_section, is_last_relro, and
7317         is_first_non_relro parameters.  Change all callers.
7318         (Layout::choose_output_section): Likewise.
7319         (Layout::add_output_section_data): Likewise.
7320         (Layout::make_output_section): Likewise.  Set order.
7321         (Layout::default_section_order): New function.
7322         (Layout::layout_eh_frame): Call add_output_section_to_nonload.
7323         * output.cc (Output_section::Output_section): Initialize order_.
7324         Don't initialize deleted fields.
7325         (Output_segment::Output_segment): Don't initialize deleted
7326         fields.
7327         (Output_segment::add_output_section_to_load): New function
7328         replacing add_output_section.  Change all callers to call this or
7329         add_output_section_to_nonload.
7330         (Output_segment::add_output_section_to_nonload): New function.
7331         (Output_segment::remove_output_section): Rewrite.
7332         (Output_segment::add_initial_output_data): Likewise.
7333         (Output_segment::has_any_data_sections): Likewise.
7334         (Output_segment::is_first_section_relro): Likewise.
7335         (Output_segment::maximum_alignment): Likewise.
7336         (Output_segment::has_dynamic_reloc): New function replacing
7337         dynamic_reloc_count.  Change all callers.
7338         (Output_segment::has_dynamic_reloc_list): New function replacing
7339         dynamic_reloc_count_list.  Change all callers.
7340         (Output_segment::set_section_addresses): Rewrite.
7341         (Output_segment::set_offset): Rewrite.
7342         (Output_segment::find_first_and_last_list): Remove.
7343         (Output_segment::set_tls_offsets): Rewrite.
7344         (Output_segment::first_section_load_address): Likewise.
7345         (Output_segment::output_section_count): Likewise.
7346         (Output_segment::section_with_lowest_load_address): Likewise.
7347         (Output_segment::write_section_headers): Likewise.
7348         (Output_segment::print_sections_to_map): Likewise.
7349         * output.h (class Output_data): Remove dynamic_reloc_count_
7350         field.  Add has_dynamic_reloc_ field.  Make bools into bitfields.
7351         (Output_data::add_dynamic_reloc): Rewrite.
7352         (Output_data::has_dynamic_reloc): New function.
7353         (Output_data::dynamic_reloc_count): Remove.
7354         (class Output_section): Add order_ field.  Remvoe is_relro_local_,
7355         is_last_relro_, is_first_non_relro_, is_interp_,
7356         is_dynamic_linker_section_ fields.  Add order and set_order
7357         functions.  Remove is_relro_local, set_is_relro_local,
7358         is_last_relro, set_is_last_relro, is_first_non_relro,
7359         set_is_first_non_relro functions, is_interp, set_is_interp,
7360         is_dynamic_linker_section, and set_is_dynamic_linker_section
7361         functions.
7362         (class Output_segment): Change Output_data_list from std::list to
7363         std:;vector.  Add output_lists_ field.  Remove output_data_ and
7364         output_bss_ fields.  Update declarations.
7365
7366 2010-08-02  Ian Lance Taylor  <iant@google.com>
7367
7368         * arm.cc (Target_arm::gc_process_relocs): Use typename.
7369         * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
7370         * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
7371
7372 2010-08-02  Ian Lance Taylor  <iant@google.com>
7373
7374         PR 11855
7375         * script.cc (Script_options::Script_options): Initialize
7376         symbol_definitions_ and symbol_references_.
7377         (Script_options::add_symbol_assignment): Update
7378         symbol_definitions_ and symbol_references_.
7379         (Script_options::add_symbol_reference): New function.
7380         (script_symbol): New function.
7381         * script.h (class Script_options): Add symbol_definitions_ and
7382         symbol_references_ fields.
7383         (Script_options::referenced_const_iterator): New type.
7384         (Script_options::referenced_begin): New function.
7385         (Script_options::referenced_end): New function.
7386         (Script_options::is_referenced): New function.
7387         (Script_options::any_unreferenced): New function.
7388         * script-c.h (script_symbol): Declare.
7389         * yyscript.y (exp): Call script_symbol.
7390         * symtab.cc: Include "script.h".
7391         (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
7392         Change all callers.  Check symbols referenced by scripts.
7393         (Symbol_table::add_undefined_symbols_from_command_line): Add
7394         layout parameter.  Change all callers.
7395         (Symbol_table::do_add_undefined_symbols_from_command_line):
7396         Likewise.  Break out loop body.  Check symbols referenced by
7397         scripts.
7398         (Symbol_table::add_undefined_symbol_from_command_line): New
7399         function broken out of
7400         do_add_undefined_symbols_from_command_line.
7401         * symtab.h (class Symbol_table): Update declarations.
7402         * archive.cc: Include "layout.h".
7403         (Archive::should_include_member): Add layout parameter.  Change
7404         all callers.  Check for symbol mentioned in expression.
7405         * archive.h (class Archive): Update declaration.
7406         * object.cc (Sized_relobj::do_should_include_member): Add layout
7407         parameter.
7408         * object.h (Object::should_include_member): Add layout parameter.
7409         Change all callers.
7410         (Object::do_should_include_member): Add layout parameter.
7411         (class Sized_relobj): Update declaration.
7412         * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
7413         parameter.
7414         * dynobj.h (class Sized_dynobj): Update declaration.
7415         * plugin.cc (Sized_pluginobj::do_should_include_member): Add
7416         layout parameter.
7417         * plugin.h (class Sized_pluginobj): Update declaration.
7418
7419 2010-08-02  Ian Lance Taylor  <iant@google.com>
7420
7421         PR 11866
7422         * output.cc (Output_segment::set_offset): Search for the first and
7423         last sections rather than assuming that the list is in order.
7424         (Output_segment::find_first_and_last_list): New function.
7425         * output.h (class Output_segment): Update declarations.
7426         * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
7427         (relro_strip_test_SOURCES): New variable.
7428         (relro_strip_test_DEPENDENCIES): New variable.
7429         (relro_strip_test_LDFLAGS): New variable.
7430         (relro_strip_test_LDADD): New variable.
7431         (relro_strip_test.so): New target.
7432
7433 2010-08-02  Ian Lance Taylor  <iant@google.com>
7434
7435         * i386.cc (class Target_i386): Add got_tlsdesc_ field.
7436         (Target_i386::Target_i386):: Initialize got_tlsdesc_.
7437         (Target_i386::got_tlsdesc_section): New function.
7438         (Target_i386::got_section): Create space for GOT entries for
7439         TLSDESC relocations.
7440         (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
7441         R_386_TLS_GOTDESC.
7442         (Target_i386::Scan::global): Likewise.
7443         (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
7444         using TLSDESC GOT.
7445         * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
7446         (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
7447         (Target_x86_64::got_tlsdesc_section): New function.
7448         (Target_x86_64::got_section): Create space for GOT entries for
7449         TLSDESC relocations.
7450         (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
7451         R_386_TLS_GOTDESC.
7452         (Target_x86_64::Scan::global): Likewise.
7453         (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
7454         using TLSDESC GOT.
7455
7456 2010-08-02  Ian Lance Taylor  <iant@google.com>
7457
7458         * testsuite/final_layout.sh: Use dc to convert from hex to
7459         decimal.
7460
7461 2010-07-29  Sriraman Tallam  <tmsriram@google.com>
7462
7463         * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
7464         paramter to the call to gold::gc_process_relocs.
7465         * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
7466         paramter to the call to gold::gc_process_relocs.
7467         * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
7468         parameter to the call to gold::gc_process_relocs.
7469         * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
7470         template parameter to the call to gold::gc_process_relocs.
7471         * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
7472         paramter to the call to gold::gc_process_relocs.
7473         * gc.h (get_embedded_addend_size): New function.
7474         (gc_process_relocs): Save the size of the reloc for use by ICF.
7475         * icf.cc (get_section_contents): Get the addend from the text section
7476         for SHT_REL relocation sections.
7477         * icf.h (Icf::Reloc_addend_size_info): New typedef.
7478         (Icf::Reloc_info): Add new member reloc_addend_size_info.
7479         * int_encoding.h (read_from_pointer): New overloaded function.
7480         * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
7481         * testsuite/icf_sht_rel_addend_test.sh: New file.
7482         * testsuite/icf_sht_rel_addend_test_1.cc: New file.
7483         * testsuite/icf_sht_rel_addend_test_2.cc: New file.
7484
7485 2010-07-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
7486
7487         * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
7488         * Makefile.in: Regenerate.
7489         * testsuite/Makefile.in: Regenerate.
7490
7491 2010-07-27  Jeffrey Yasskin  <jyasskin@google.com>
7492
7493         * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
7494         * gold/testsuite/debug_msg.cc: Likewise.
7495         * gold/testsuite/odr_violation1.cc
7496         * gold/testsuite/odr_violation2.cc
7497
7498 2010-07-21  Cary Coutant  <ccoutant@google.com>
7499
7500         * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
7501         string, and length fields.
7502         (Output_merge_string::Merged_strings_list): New type.
7503         (Output_merge_string::Merged_strings_lists): New typedef.
7504         (Output_merge_string): Replace merged_strings_ with
7505         merged_strings_lists_.
7506         * merge.cc (Output_merge_string::do_add_input_section): Allocate new
7507         Merged_strings_list per input object and section.  Don't store pointer
7508         to the string.  Don't store length with each merged string entry.
7509         (Output_merge_string::finalize_merged_data): Loop over list of merged
7510         strings lists.  Recompute length of each merged string.
7511
7512 2010-07-15  Cary Coutant  <ccoutant@google.com>
7513
7514         * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
7515         here.
7516
7517 2010-07-14  Ian Lance Taylor  <iant@google.com>
7518
7519         * descriptors.cc (Descriptors::open): Report correct name in error
7520         message.
7521
7522 2010-07-13  Doug Kwan  <dougkwan@google.com>
7523
7524         * arm.cc (Arm_input_section::Arm_input_section): For a
7525         SHT_ARM_EXIDX section, always keeps the input sections.
7526         (Arm_input_section::set_exidx_section_link): New method.
7527         (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
7528         has_errors_ to false.
7529         (Arm_exidx_input_section::has_errors,
7530         Arm_exidx_input_section::set_has_errors): New methods.
7531         (Arm_exidx_input_section::has_errors_): New data member.
7532         (Arm_relobj::get_exidx_shndx_list): New method.
7533         (Arm_output_section::append_text_sections_to_list): Do not skip
7534         section without SHF_EXECINSTR.
7535         (Arm_output_section::fix_exidx_coverage): Skip input sections with
7536         errors.
7537         (Arm_relobj::make_exidx_input_section): Add new parameter for text
7538         section header.  Make error messages more verbose.  Check for
7539         a non-executable section linked to an EXIDX section.
7540         (Arm_relobj::do_read_symbols): Remove error checking, which has been
7541         moved to Arm_relobj::make_exidx_input_section.  Add an assertion to
7542         check that there is no deferred EXIDX section if we exit early.
7543         Instead of not making an EXIDX section in case of an error, make one
7544         and set the has_errors flag of it.
7545         (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
7546         in a relocatable link.
7547         (Target_arm::do_relax): Look for the EXIDX output section instead of
7548         assuming that it is called .ARM.exidx.
7549         (Target_arm::fix_exidx_coverage): Add a new parameter for input
7550         section list.  Do not check for SHF_EXECINSTR section flags but
7551         skip any input section with errors.
7552         * output.cc (Output_section::Output_section): Initialize
7553         always_keeps_input_sections_ to false.
7554         (Output_section::add_input_section): Check for
7555         always_keeps_input_sections_.
7556         *  output.h (Output_section::always_keeps_input_sections,
7557         Output_section::set_always_keeps_input_sections): New methods.
7558         (Output_section::always_keeps_input_sections): New data member.
7559
7560 2010-07-13  Rafael Espindola  <espindola@google.com>
7561
7562         * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
7563         * fileread.h (Input_file): Add try_extra_search_path and find_file.
7564
7565 2010-07-13  Philip Herron  <herron.philip@googlemail.com>
7566             Ian Lance Taylor  <iant@google.com>
7567
7568         * output.h (Output_section_lookup_maps::add_merge_section):
7569         Correct check of whether value was inserted.
7570         (Output_section_lookup_maps::add_merge_input_section): Likewise.
7571         (Output_section_lookup_maps::add_relaxed_input_section):
7572         Likewise.
7573         * arm.cc (Target_arm::got_section): Remove used local os.
7574         * i386.cc (Target_i386::got_section): Likewise.
7575         * x86_64.cc (Target_x86_64::got_section): Likewise.
7576         * sparc.cc (Target_sparc::got_section): Likewise.
7577         (Target_sparc::relocate): Remove unused local have_got_offset.
7578         * powerpc.cc (Target_powerpc::relocate): Likewise.
7579
7580 2010-07-13  Ian Lance Taylor  <iant@google.com>
7581
7582         * compressed_output.cc (zlib_decompress): Fix signature in
7583         !HAVE_ZLIB_H case.
7584
7585         * archive.cc (Archive::include_member): Unlock an external member
7586         of a thin archive.  Don't bother to delete an object we know is
7587         NULL.
7588
7589 2010-07-12  Cary Coutant  <ccoutant@google.com>
7590
7591         * compressed_output.cc (zlib_decompress): New function.
7592         (get_uncompressed_size): New function.
7593         (decompress_input_section): New function.
7594         * compressed_output.h (get_uncompressed_size): New function.
7595         (decompress_input_section): New function.
7596         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
7597         Handle compressed debug sections.
7598         * layout.cc (is_compressed_debug_section): New function.
7599         (Layout::output_section_name): Map compressed section names to
7600         canonical names.
7601         * layout.h (is_compressed_debug_section): New function.
7602         (is_debug_info_section): Recognize compressed debug sections.
7603         * merge.cc: Include compressed_output.h.
7604         (Output_merge_data::do_add_input_section): Handle compressed
7605         debug sections.
7606         (Output_merge_string::do_add_input_section): Handle compressed
7607         debug sections.
7608         * object.cc: Include compressed_output.h.
7609         (Sized_relobj::Sized_relobj): Initialize new data members.
7610         (build_compressed_section_map): New function.
7611         (Sized_relobj::do_read_symbols): Handle compressed debug sections.
7612         * object.h (Object::section_is_compressed): New method.
7613         (Object::do_section_is_compressed): New method.
7614         (Sized_relobj::Compressed_section_map): New type.
7615         (Sized_relobj::do_section_is_compressed): New method.
7616         (Sized_relobj::compressed_sections_): New data member.
7617         * output.cc (Output_section::add_input_section): Handle compressed
7618         debug sections.
7619         * reloc.cc: Include compressed_output.h.
7620         (Sized_relobj::write_sections): Handle compressed debug sections.
7621
7622 2010-07-08  Cary Coutant  <ccoutant@google.com>
7623
7624         * resolve.cc (Symbol_table::resolve): Remember whether undef was
7625         weak when resolving to a dynamic def.
7626         (Symbol_table::should_override): Add adjust_dyndef flag; set it
7627         for weak undef/dynamic def cases. Adjust callers.
7628         * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
7629         undef_binding_weak_.
7630         (Symbol_table::sized_write_globals): Adjust symbol binding.
7631         (Symbol_table::sized_write_symbol): Add binding parameter.
7632         * symtab.h (Symbol::set_undef_binding): New method.
7633         (Symbol::is_undef_binding_weak): New method.
7634         (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
7635         (Symbol_table::should_override): Add new parameter.
7636         (Symbol_table::sized_write_symbol): Add new parameter.
7637
7638         * testsuite/weak_undef_file1.cc: Add new test case.
7639         * testsuite/weak_undef_file2.cc: Fix header comment.
7640         * testsuite/weak_undef_test.cc: Add new test case.
7641
7642 2010-06-29  Doug Kwan  <dougkwan@google.com>
7643
7644         * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
7645         Initialize USE_SYMBOL_.
7646         * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
7647         definition.
7648         (Arm_reloc_property::uses_symbol_): New data member declaration.
7649         * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
7650         uses symbol value and symbol is undefined but not weakly undefined.
7651
7652 2010-06-28  Rafael Espindola  <espindola@google.com>
7653
7654         * plugin.cc (Plugin::load): Use dlerror.
7655
7656 2010-06-26  Jeffrey Yaskin  <jyasskin@google.com>
7657
7658         * symtab.cc (detect_odr_violations): When reporting an ODR
7659         violation, report an object where the symbol is defined.
7660
7661 2010-06-25  Doug Kwan  <dougkwan@google.com>
7662
7663         * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
7664         (Target_arm::section_may_have_icf_unsafe_pointers): New method
7665         definition.
7666         (Target_arm::Scan::local_reloc_may_be_function_pointer,
7667         Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
7668         target hook to detect function points.
7669         (Target_arm::Scan::possible_function_pointer_reloc): New method.
7670         * icf.h (Icf::check_section_for_function_pointers): Change type of
7671         parameter SECTION_NAME to const reference to std::string.  Use
7672         target hook to determine if section may have unsafe pointers.
7673         * target.h (Target::section_may_have_icf_unsafe_pointers): New
7674         method definition.
7675
7676 2010-06-21  Rafael Espindola  <espindola@google.com>
7677
7678         * fileread.cc (Input_file::find_fie): New
7679         (Input_file::open): Use Input_file::find_fie.
7680         * fileread.h (Input_file::find_fie): New
7681         * plugin.cc (set_extra_library_path): New.
7682         (Plugin::load): Add set_extra_library_path to the transfer vector.
7683         (Plugin_manager::set_extra_library_path): New.
7684         (Plugin_manager::add_input_file): Use the extra search path if set.
7685         (set_extra_library_path(): New.
7686         * plugin.h (Plugin_manager): Add set_extra_library_path and
7687         extra_search_path_.
7688
7689 2010-06-19  Cary Coutant  <ccoutant@google.com>
7690
7691         * layout.cc (gdb_sections): Add .debug_types.
7692         (lines_only_debug_sections): Likewise.
7693
7694 2010-06-18  Rafael Espindola  <espindola@google.com>
7695
7696         * plugin.cc (add_input_file,add_input_library)
7697         (Plugin_manager::add_input_file): Make filename arguments const.
7698         * plugin.h (Plugin_manager::add_input_file): Make filename arguments
7699         const.
7700
7701 2010-06-16  Doug Kwan  <dougkwan@google.com>
7702
7703         * arm.cc (Target_arm::do_finalize_sections): Do not emit an
7704         .ARM.attributes section if we have not merged any input
7705         attributes sections.
7706
7707 2010-06-15  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7708
7709         * arm.cc: Allow combining objects with no EABI version
7710         information.
7711
7712 2010-06-15  Rafael Espindola  <espindola@google.com>
7713
7714         * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
7715
7716 2010-06-15  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7717
7718         * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
7719         (struct iovec): Correct !HAVE_READV definition.
7720
7721 2010-06-10  Cary Coutant  <ccoutant@google.com>
7722
7723         * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
7724         (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
7725         reloc sections.
7726         * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
7727
7728         PR 11683
7729         * symtab.h (Symbol::is_placeholder): New member function.
7730         * target-reloc.h (relocate_section): Check for placeholder symbols.
7731
7732         * testsuite/Makefile.am (plugin_test_8): New test.
7733         (plugin_test_9): New test.
7734         * testsuite/Makefile.in: Regenerate.
7735
7736 2010-06-09  Nick Clifton  <nickc@redhat.com>
7737
7738         * yyscript.y (input_list_element): Allow strings prefixed with
7739         the '-' character.  Treat these as libraries.
7740         * script.cc (script_add_library): New function.  Adds a library
7741         specified by "-l<name>" found in an input script.
7742         * script-c.h: Add prototype for script_add_library.
7743
7744 2010-06-07  Doug Kwan  <dougkwan@google.com>
7745
7746         * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
7747         Restrict stub-group size to be within long conditional branch
7748         range when working around cortex-A8 erratum.
7749
7750 2010-06-07  Damien Diederen  <dd@crosstwine.com>
7751
7752         * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
7753         #ifdef typo.
7754
7755 2010-06-03  Sriraman Tallam  <tmsriram@google.com>
7756
7757         PR gold/11658
7758         * output.cc
7759         (Output_section::Input_section_sort_entry::compare_section_ordering):
7760         Change to return non-zero correctly.
7761         (Output_section::Input_section_sort_section_order_index_compare
7762         ::operator()): Change to fix ambiguity in comparisons.
7763
7764 2010-06-01  Sriraman Tallam  <tmsriram@google.com>
7765
7766         * gold.h (is_wildcard_string): New function.
7767         * layout.cc (Layout::layout): Pass this pointer to add_input_section.
7768         (Layout::layout_eh_frame): Ditto.
7769         (Layout::find_section_order_index): New method.
7770         (Layout::read_layout_from_file): New method.
7771         * layout.h (Layout::find_section_order_index): New method.
7772         (Layout::read_layout_from_file): New method.
7773         (Layout::input_section_position_): New private member.
7774         (Layout::input_section_glob_): New private member.
7775         * main.cc (main): Call read_layout_from_file here.
7776         * options.h (--section-ordering-file): New option.
7777         * output.cc (Output_section::input_section_order_specified_): New
7778         member.
7779         (Output_section::Output_section): Initialize new member.
7780         (Output_section::add_input_section): Add new parameter.
7781         Keep input sections when --section-ordering-file is used.
7782         (Output_section::set_final_data_size): Sort input sections when
7783         section ordering file is specified.
7784         (Output_section::Input_section_sort_entry): Add new parameter.
7785         Check sorting type.
7786         (Output_section::Input_section_sort_entry::compare_section_ordering):
7787         New method.
7788         (Output_section::Input_section_sort_compare::operator()): Change to
7789         consider section_order_index.
7790         (Output_section::Input_section_sort_init_fini_compare::operator()):
7791         Change to consider section_order_index.
7792         (Output_section::Input_section_sort_section_order_index_compare
7793         ::operator()): New method.
7794         (Output_section::sort_attached_input_sections): Change to sort
7795         according to section order when specified.
7796         (Output_section::add_input_section<32, true>): Add new parameter.
7797         (Output_section::add_input_section<64, true>): Add new parameter.
7798         (Output_section::add_input_section<32, false>): Add new parameter.
7799         (Output_section::add_input_section<64, false>): Add new parameter.
7800         * output.h (Output_section::add_input_section): Add new parameter.
7801         (Output_section::input_section_order_specified): New
7802         method.
7803         (Output_section::set_input_section_order_specified): New method.
7804         (Input_section::Input_section): Initialize section_order_index_.
7805         (Input_section::section_order_index): New method.
7806         (Input_section::set_section_order_index): New method.
7807         (Input_section::section_order_index_): New member.
7808         (Input_section::Input_section_sort_section_order_index_compare): New
7809         struct.
7810         (Output_section::input_section_order_specified_): New member.
7811         * script-sections.cc (is_wildcard_string): Delete and move modified
7812         method to gold.h.
7813         (Output_section_element_input::Output_section_element_input): Modify
7814         call to is_wildcard_string.
7815         (Output_section_element_input::Input_section_pattern
7816         ::Input_section_pattern): Ditto.
7817         (Output_section_element_input::Output_section_element_input): Ditto.
7818         * testsuite/Makefile.am (final_layout): New test case.
7819         * testsuite/Makefile.in: Regenerate.
7820         * testsuite/final_layout.cc: New file.
7821         * testsuite/final_layout.sh: New file.
7822
7823 2010-06-01  Rafael Espindola  <espindola@google.com>
7824
7825         * plugin.cc (Plugin::load): Pass the output name to the plugin.
7826
7827 2010-06-01  Rafael Espindola  <espindola@google.com>
7828
7829         * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
7830         visibility of symbols.
7831
7832 2010-05-27  Doug Kwan  <dougkwan@google.com>
7833
7834         * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
7835         from start of output section instead of address for a local symbol
7836         in a merged or relaxed section when doing a relocatable link.
7837
7838 2010-05-26  Rafael Espindola  <espindola@google.com>
7839
7840         PR 11604
7841         * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
7842         adding sections the garbage collector removed.
7843         * gold/testsuite/Makefile.am: Add test.
7844         * gold/testsuite/Makefile.in: Regenerate.
7845         * gold/testsuite/plugin_test_7.sh: New.
7846         * gold/testsuite/plugin_test_7_1.c: New.
7847         * gold/testsuite/plugin_test_7_2.c: New.
7848
7849 2010-05-26  Rafael Espindola  <espindola@google.com>
7850
7851         * script-sections.cc (Output_section_definition::set_section_addresses):
7852         Check for --section-start.
7853
7854 2010-05-26  Doug Kwan  <dougkwan@google.com>
7855
7856         * arm.cc (Arm_scan_relocatable_relocs): New class.
7857         (Target_arm::relocate_special_relocatable): New method.
7858         (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
7859         (Arm_relocate_functions::thumb_branch_common): Same.
7860         (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
7861         instead of Default_scan_relocatable_relocs.
7862         * target-reloc.h (relocate_for_relocatable): Let target handle
7863         relocation strategy Relocatable_relocs::RELOC_SPECIAL.
7864         * target.h (Sized_target::relocate_special_relocatable): New method.
7865
7866 2010-05-25  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7867
7868         * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
7869
7870 2010-05-23  Doug Kwan  <dougkwan@google.com>
7871
7872         * arm.cc (Arm_input_section::do_output_offset): Use convert_types
7873         instead of a cast.
7874         (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
7875         with a direct branch, not a conditional branch, to a stub.
7876         * merge.cc (Output_merge_base::record_input_section): New method
7877         defintion.
7878         (Output_merge_data::do_add_input_section): Record input section if
7879         keeps-input-sections flag is set.
7880         (Output_merge_string::do_add_input_section): Ditto.
7881         * merge.h (Output_merge_base::Output_merge_base): Initialize new data
7882         members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
7883         INPUT_SECTIONS_.
7884         (Output_merge_base::keeps_input_sections,
7885         Output_merge_base::set_keeps_input_sections,
7886         Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
7887         method definitions.
7888         (Output_merge_base::Input_sections): New type declaration.
7889         (Output_merge_base::input_sections_begin,
7890         Output_merge_base::input_sections_end,
7891         Output_merge_base::do_set_keeps_input_sections): New method definitions.
7892         (Output_merge_base::bool keeps_input_sections_,
7893         Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
7894         Output_merge_base::input_sections_): New data members.
7895         (Output_merge_data::do_set_keeps_input_sections): New method
7896         defintion.
7897         (Output_merge_string::do_set_keeps_input_sections): Ditto.
7898         * output.cc (Output_section::Input_section::relobj): Move method
7899         defintion from class declaration to here and handle merge sections.
7900         (Output_section::Input_section::shndx): Ditto.
7901         (Output_section::Output_section): Remove initializations of removed
7902         data members and initialize new data member LOOKUP_MAPS_.
7903         (Output_section::add_input_section): Set keeps-input-sections flag
7904         for a newly created merge output section as appropriate.  Adjust code
7905         to use Output_section_lookup_maps class.
7906         (Output_section::add_relaxed_input_section): Adjst code for lookup
7907         maps code refactoring.
7908         (Output_section::add_merge_input_section): Add a new parameter
7909         KEEPS_INPUT_SECTION.  Adjust code to use Output_section_lookup_maps
7910         class.  If adding input section to a newly created merge output
7911         section fails, remove the new merge section.
7912         (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
7913         Adjust code for use of the Output_section_lookup_maps class.
7914         (Output_section::find_merge_section): Ditto.
7915         (Output_section::build_lookup_maps): New method defintion.
7916         (Output_section::find_relaxed_input_section): Adjust code to use
7917         Output_section_lookup_maps class.
7918         (Output_section::get_input_sections): Export merge sections.  Adjust
7919         code to use Output_section_lookup_maps class.
7920         (Output_section:::add_script_input_section): Adjust code to use
7921         Output_section_lookup_maps class.  Update lookup maps for merge
7922         sections also.
7923         (Output_section::discard_states): Use Output_section_lookup_maps.
7924         (Output_section::restore_states): Same.
7925         * output.h (Merge_section_properties): Move class defintion out of
7926         Output_section.
7927         (Output_section_lookup_maps): New class.
7928         (Output_section::Input_section::is_merge_section): New method
7929         defintion.
7930         (Output_section::Input_section::relobj): Move defintion out of class
7931         defintion.  Declare method only.
7932         (Output_section::Input_section::shndx): Ditto.
7933         (Output_section::Input_section::output_merge_base): New method defintion.
7934         (Output_section::Input_section::u2_.pomb): New union field.
7935         (Output_section::Merge_section_by_properties_map,
7936         Output_section::Output_section_data_by_input_section_map,
7937         Output_section::Ouptut_relaxed_input_section_by_input_section_map):
7938         Remove types.
7939         (Output_section::add_merge_input_section): Add new parameter
7940         KEEPS_INPUT_SECTIONS.
7941         (Output_section::build_lookup_maps): New method declaration.
7942         (Output_section::merge_section_map_,
7943         Output_section::merge_section_by_properties_map_,
7944         Output_section::relaxed_input_section_map_,
7945         Output_section::is_relaxed_input_section_map_valid_): Remove data
7946         members.
7947         (Output_section::lookup_maps_): New data member.
7948
7949 2010-05-21  Doug Kwan  <dougkwan@google.com>
7950
7951         PR gold/11619
7952         * arm.cc (Arm_input_section::do_output_offset): Add a cast to
7953         avoid a compilation error.
7954
7955 2010-05-19  Rafael Espindola  <espindola@google.com>
7956
7957         * script-sections.cc (Output_section_definition::allocate_to_segment):
7958         Update the phdrs_list even when the output section is NULL.
7959         * testsuite/Makefile.am: Add test.
7960         * testsuite/Makefile.in: Regenerate.
7961         * testsuite/script_test_9.cc: New.
7962         * testsuite/script_test_9.sh: New.
7963         * testsuite/script_test_9.t: New.
7964
7965 2010-05-19  Doug Kwan  <dougkwan@google.com>
7966
7967         * arm.cc (Arm_input_section::original_size): New method.
7968         (Arm_input_section::do_addralign): Add a cast.
7969         (Arm_input_section::do_output_offset): Remove static cast.
7970         (Arm_input_section::original_addralign,
7971          Arm_input_section::original_size_): Change type to uint32_t.
7972         (Arm_input_section::init): Add safe casts for section alignment
7973         and size.
7974         (Arm_input_section::set_final_data_size): Do not set address and
7975         offset of stub table.
7976         (Arm_output_section::fix_exidx_coverage): Change use of of
7977         Output_section::Simple_input_section to that of
7978         Output_section::Input_section.
7979         (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
7980         except for the first pass.
7981         * output.cc (Output_section::get_input_sections): Change type of
7982         input_sections to std::list<Input_section>.
7983         (Output_section::add_script_input_section): Rename from
7984         Output_section::add_simple_input_section.  Change type of SIS
7985         parameter from Simple_input_section to Input_section.
7986         * output.h (Output_section::Simple_input_section): Remove class.
7987         (Output_section::Input_section): Change class visibility to public.
7988         (Output_section::Input_section::addralign): Use stored alignments
7989         for special input sections if set.
7990         (Output_section::Input_section::set_addralign): New method.
7991         (Output_section::get_input_sections): Change parameter type from
7992         list of Simple_input_section to list of Input_section.
7993         (Output_section::add_script_input_section): Rename from
7994         Output_section::add_simple_input_section. Change first parameter's
7995         type from Simple_input_section to Input_section and remove the
7996         second and third parameters.
7997         * script-sections.cc (Input_section::Input_section_list): Change
7998         type to list of Output_section::Input_section/
7999         (Input_section_info::Input_section_info): Change parameter type of
8000         INPUT_SECTION to Output_section::Input_section.
8001         (Input_section_info::input_section): Change return type.
8002         (Input_section_info::input_section_): Change type to
8003         Output_section::Input_section.
8004         (Output_section_element_input::set_section_addresses): Adjust code
8005         to use Output_section::Input_section instead of
8006         Output_section::Simple_input_section.  Adjust code for renaming
8007         of Output_section::add_simple_input_section.
8008         (Orphan_output_section::set_section_addresses): Ditto.
8009
8010 2010-05-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
8011
8012         * gold.h (Unordered_multimap, Unordered_map): Fix defines for
8013         when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
8014
8015 2010-05-18  Rafael Espindola  <espindola@google.com>
8016
8017         * options.cc (General_options::finalize): Handle -nostdlib.
8018         * options.h (nostdlib): New option.
8019         * script.cc (script_add_search_dir): Handle -nostdlib.
8020
8021 2010-05-12  Doug Kwan  <dougkwan@google.com>
8022
8023         * arm.cc (Target_arm::do_finalize_sections): Create an empty
8024         attributes section only if there no attributes section after merging.
8025         (Target_arm::merge_object_attributes): Move value of
8026         Tag_MPextension_use_legacy to that of Tag_MPextension_use.
8027         Handle Tag_DIV_use and Tag_MPextension_use_legacy.
8028         * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
8029         (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
8030         and arm_attr_merge_7.stdout.
8031         (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
8032         arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
8033         arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
8034         arm_attr_merge_7b.o): New rules.
8035         (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
8036         arm_attr_merge_7
8037         * testsuite/Makefile.in: Regenerate.
8038         * testsuite/arm_attr_merge.sh: New file.
8039         * testsuite/arm_attr_merge_[67][ab].s: Same.
8040
8041 2010-05-05  Nick Clifton  <nickc@redhat.com>
8042
8043         * po/es.po: Updated Spanish translation.
8044
8045 2010-04-27  H.J. Lu  <hongjiu.lu@intel.com>
8046
8047         * Makefile.am (install-exec-local): Properly install gold as
8048         default cross linker.
8049         * Makefile.in: Regenerated.
8050
8051 2010-04-27  H.J. Lu  <hongjiu.lu@intel.com>
8052             Nick Clifton  <nickc@redhat.com>
8053
8054         * configure.ac (install_as_default): Define and set to false
8055         unless --enable-gold or --enable-gold=both/gold has been
8056         specified.
8057         * configure: Regenerate.
8058
8059         * Makefile.am (install-exec-local): Install the executable as
8060         'ld.gold'.  If install_as_default is true then also install it as
8061         'ld'.
8062         * Makefile.in: Regenerated.
8063
8064 2010-04-24  Ian Lance Taylor  <iant@google.com>
8065
8066         * layout.cc (Layout::layout_reloc): In relocatable link don't
8067         combine reloc sections for grouped sections.
8068
8069 2010-04-23  Sriraman Tallam  <tmsriram@google.com>
8070
8071         * gc.h (gc_process_relocs): Pass information on relocs pointing to
8072         sections that are not ordinary to icf.
8073         * icf.cc (get_section_contents): Handle relocation pointing to section
8074         with no object or shndx information.
8075         * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
8076         * testsuite/Makefile.in: Regenerate.
8077         * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
8078         * testsuite/icf_virtual_function_folding_test.sh: Delete file.
8079
8080 2010-04-22  Ian Lance Taylor  <iant@google.com>
8081
8082         * expression.cc (Expression::Expression_eval_info): Add
8083         result_alignment_pointer field.
8084         (Expression::eval_with_dot): Add result_alignment_pointer
8085         parameter.  Change all callers.
8086         (Expression::eval_maybe_dot): Likewise.
8087         (class Binary_expression): Add alignment_pointer parameter to
8088         left_value and right_value.  Change all callers.
8089         (BINARY_EXPRESSION): Set result alignment.
8090         (class Trinary_expression): Add alignment_pointer parameter to
8091         arg2_value and arg3_value.  Change all callers.
8092         (Trinary_cond::value): Set result alignment.
8093         (Max_expression::value, Min_expression::value): Likewise.
8094         (Align_expression::value): Likewise.
8095         * script-sections.cc (class Sections_element): Add dot_alignment
8096         parameter to set_section_addresses virtual function.  Update
8097         instantiations.
8098         (class Output_section_element): Likewise.
8099         (Script_sections::create_segments): Add dot_alignment parameter.
8100         Change all callers.
8101         (Script_sections::create_segments_from_phdrs_clause): Likewise.
8102         (Script_sections::set_phdrs_clause_addresses): Likewise.
8103         * script-sections.h: Update declarations.
8104         * script.h: Update declarations.
8105         * output.h (Output_segment::set_minimum_p_align): Don't decrease
8106         min_p_align.
8107         * testsuite/script_test_3.t: Set large alignment.
8108         * testsuite/script_test_3.sh: Make sure that at least one LOAD
8109         segment has expected alignment.
8110
8111 2010-04-22  Nick Clifton  <nickc@redhat.com>
8112
8113         * po/gold.pot: Updated by the Translation project.
8114         * po/vi.po: Updated Vietnamese translation.
8115
8116 2010-04-22  H.J. Lu  <hongjiu.lu@intel.com>
8117
8118         * testsuite/Makefile.am (check_PROGRAMS): Add
8119         icf_virtual_function_folding_test.
8120         * testsuite/Makefile.in: Regenerated.
8121
8122 2010-04-15  Andrew Haley  <aph@redhat.com>
8123
8124         * options.h (merge_exidx_entries): New option.
8125         * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
8126         (class Arm_exidx_fixup::merge_exidx_entries_): New member.
8127         (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
8128         (Target_arm::merge_exidx_entries): New function.
8129         (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
8130         (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
8131         to Arm_exidx_fixup constructor.
8132         Add new arg, merge_exidx_entries.
8133         (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
8134         Arm_output_section::fix_exidx_coverage.
8135
8136 2010-04-18  Sriraman Tallam  <tmsriram@google.com>
8137
8138         * icf.cc (get_section_contents): Check for preemptible functions.
8139         Ignore addend when appropriate.
8140         * symtab.cc (should_add_dynsym_entry): Add new parameter.  Check for
8141         section folded.
8142         (add_from_relobj): Check for section folded.
8143         (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
8144         * symtab.h (should_add_dynsym_entry): Add new parameter.
8145         * target-reloc.h (scan_relocs): Check for section folded.
8146         * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
8147         Check reloc types for function pointers in shared objects.
8148         * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
8149         case.
8150         (icf_preemptible_functions_test): New test case.
8151         (icf_string_merge_test): New test case.
8152         * testsuite.Makefile.in: Regenerate.
8153         * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
8154         bar_glob.  Refactor code.
8155         * testsuite/icf_preemptible_functions_test.cc: New file.
8156         * testsuite/icf_preemptible_functions_test.sh: New file.
8157         * testsuite/icf_string_merge_test.cc: New file.
8158         * testsuite/icf_string_merge_test.sh: New file.
8159         * testsuite/icf_virtual_function_folding_test.cc: New file.
8160         * testsuite/icf_virtual_function_folding_test.sh: New file.
8161
8162 2010-04-14  Doug Kwan  <dougkwan@google.com>
8163
8164         * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
8165         for local symbol recounting if we remove a section due to ICF.
8166         * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
8167         there are no regular objects in input.
8168
8169 2010-04-13  Doug Kwan  <dougkwan@google.com>
8170
8171         * arm.cc (Arm_input_section::set_final_data_size): Compute
8172         accurate final data size instead of using current data size.
8173
8174 2010-04-09  Doug Kwan  <dougkwan@google.com>
8175
8176         * layout.cc (Layout::choose_output_section): Handle script section
8177         types.
8178         (Layout::make_output_section_for_script): Add section type parameter.
8179         Handle script section types.
8180         * layout.h (Layout::make_output_section_for_script): Add section
8181         type parameter.
8182         * output.cc (Output_section::Output_section): Initialize data member
8183         is_noload_.
8184         (Output_section::do_reset_address_and_file_offset): Do not set address
8185         to 0 if section is a NOLOAD section.
8186         * output.h (Output_section::is_noload): New method.
8187         (Output_section::set_is_noload): Ditto.
8188         (Output_section::is_noload_): New data member.
8189         * script-c.h (Script_section_type): New enum type.
8190         (struct Parser_output_section_header): Add new file section_type.
8191         * script-sections.cc (Sections_element::output_section_name): Add
8192         parameter for returning script section type.
8193         (Output_section_definition::output_section_name): Ditto.
8194         (Output_section_definition::section_type)P; New method.
8195         (Output_section_definiton::script_section_type_name): Ditto.
8196         (Output_section_definition::script_section_type_): New data member.
8197         (Output_section_definition::Output_section_definition): Initialize
8198         data member Output_section_definition::script_section_type_.
8199         (Output_section_definition::create_sections): Pass script section type
8200         to Layout::make_output_section_for_script.
8201         (Output_section_definition::output_section_name): Return script
8202         section type to caller.
8203         (Output_section_definition::set_section_address): Do not advance
8204         dot value and load address if section type is NOLOAD.  Set address
8205         of NOLOAD sections regardless of section flags.
8206         (Output_section_definition::print): Print section type if it is
8207         not SCRIPT_SECTION_TYPE_NONE.
8208         (Output_section_definition::section_type): New method.
8209         (Output_section_definition::script_section_type_name): Ditto.
8210         (Script_sections::output_section_name): Add new parameter
8211         PSECTION_TYPE for returning script section type.  Pass it to
8212         section elements.  Handle discard sections.
8213         (Sort_output_sections::operator()): Handle NOLOAD sections.
8214         * script-sections.h (Script_sections::Section_type): New enum type.
8215         (Script_sections::output_section_name): Add a new parameter for
8216         returning script section type.
8217         * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
8218         INFO and NOLOAD.
8219         * yyscript.y (union): Add new field SECTION_TYPE.
8220         (COPY, DSECT, INFO, NOLOAD): New tokens.
8221         (opt_address_and_section_type): Change type to output_section_header.
8222         (section_type): New non-terminal
8223         (section_header): Handle section type.
8224         (opt_address_and_section_type): Return section type value.
8225
8226 2010-04-09  H.J. Lu  <hongjiu.lu@intel.com>
8227
8228         * testsuite/plugin_common_test_1.c (foo): Add prototype.
8229         * testsuite/plugin_common_test_2.c (foo): Likewise.
8230
8231 2010-04-08  Doug Kwan  <dougkwan@google.com>
8232
8233         * merge.cc (Output_merge_data::set_final_data_size): Handle empty
8234         Output_merge_data.
8235         * output.cc (Output_section::add_merge_input_section): Simplify
8236         code and return status of Output_merge_base::add_input_section.
8237         Update merge section map only if Output_merge_base::add_input_section
8238         returns true.
8239
8240 2010-04-07  Doug Kwan  <dougkwan@google.com>
8241
8242         * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
8243         if section is marked as containing instructions but has no mapping
8244         symbols.
8245         (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
8246         correct section index.
8247         (Arm_relobj::find_linked_text_section): Ditto.
8248
8249 2010-04-07  Cary Coutant  <ccoutant@google.com>
8250
8251         * archive.cc (include_member): Destroy Read_symbols_data object before
8252         releasing file.
8253         * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
8254         * object.h (Read_symbols_data::Read_symbols_data) New constructor.
8255         (Read_symbols_data::~Read_symbols_data) New destructor.
8256         (Section_relocs::Section_relocs) New constructor.
8257         (Section_relocs::~Section_relocs) New destructor.
8258         (Read_relocs_data::Read_relocs_data) New constructor.
8259         (Read_relocs_data::~Read_relocs_data) New destructor.
8260         * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
8261         pointers to NULL after deleting.
8262
8263 2010-04-07  Doug Kwan  <dougkwan@google.com>
8264
8265         * arm.cc: Replace "endianity" with "endianness" in comments.
8266         (Arm_exidx_cantunwind): Ditto.
8267         (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
8268         (Arm_relobj::merge_flags_and_attributes): New method.
8269         (Arm_relobj::merge_flags_and_attributes_): New data member.
8270         (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
8271         (Arm_relobj::scan_sections_for_stubs): Ditto.
8272         (Arm_relobj::do_read_symbols): Check to see if we really want to
8273         merge processor-specific flags and attributes.  Exit early if
8274         an object is empty except for section names and the undefined symbol.
8275         (Target_arm::do_finalize_sections): Move check for ELF format to
8276         Arm_relobj::do_read_symbols.  Merge processor specific flags and
8277         attributes from a regular object only when we have determined that
8278         it is aapropriate.  Do not create an .ARM.attributes section in
8279         output if there is no regular input object.
8280         (Target_arm::merge_processor_specific_flags): Check
8281         --warn-mismatch before printing any error.
8282         (Target_arm::merge_object_attributes): Ditto.
8283         * gold.cc (queue_middle_tasks): Handle the case in which there is
8284         no regular object in input.
8285         * options.cc (General_options::parse_EB): New method.
8286         (General_options::parse_EL): Same.
8287         (General_options::General_options): Initialize endianness_.
8288         * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
8289         New options.
8290         (General_options::Endianness): New enum.
8291         (General_options::endianness): New method.
8292         (General_options::endianness_): New data member.
8293         * parameters.cc (Parameters::set_options): Check target endianness.
8294         (Parameters::set_target_once): Ditto.
8295         (Parameters::check_target_endianness): New method.
8296         (parameters_force_valid_target): If either -EL or -EB is specified,
8297         use it to define endianness of default target.
8298         * parameters.h (Parameters::check_target_endianness): New method
8299         declaration.
8300         * target.h (class Target): Change "endianity" to "endianness"
8301         in comments.
8302
8303 2010-04-07  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
8304
8305         * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
8306         * configure: Regenerate.
8307         * Makefile.in: Regenerate.
8308         * testsuite/Makefile.in: Regenerate.
8309
8310 2010-04-06  Cary Coutant  <ccoutant@google.com>
8311
8312         gcc PR lto/42757
8313         * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
8314         prevailing definitions of common symbols.
8315         * testsuite/plugin_test_6.sh: New test case.
8316         * testsuite/plugin_common_test_1.c: New test case.
8317         * testsuite/plugin_common_test_2.c: New test case.
8318         * testsuite/Makefile.am (plugin_test_6): New test case.
8319         * testsuite/Makefile.in: Regenerate.
8320
8321 2010-04-06  Nick Clifton  <nickc@redhat.com>
8322
8323         * po/vi.po: New Vietnamese translation.
8324
8325 2010-03-30  Doug Kwan  <dougkwan@google.com>
8326
8327         * arm.cc (Target_arm::using_thumb_only): Handle v6-M
8328
8329 2010-03-25  Doug Kwan  <dougkwan@google.com>
8330
8331         * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8332         to avoid a conversion warning on a 32-bit host.
8333
8334 2010-03-24  Ian Lance Taylor  <iant@google.com>
8335
8336         * testsuite/script_test_3.t: Add a TLS segment.
8337         * testsuite/Makefile.am (check_PROGRAMS): Add
8338         tls_phdrs_script_test.
8339         (tls_phdrs_script_test_SOURCES): Define.
8340         (tls_phdrs_script_test_DEPENDENCIES): Define.
8341         (tls_phdrs_script_test_LDFLAGS): Define.
8342         (tls_phdrs_script_test_LDADD): Define.
8343         * testsuite/Makefile.in: Rebuild.
8344
8345 2010-03-23  Cary Coutant  <ccoutant@google.com>
8346
8347         * fileread.cc (find_or_make_view): Fix comment.
8348
8349 2010-03-23  Ian Lance Taylor  <iant@google.com>
8350
8351         * script-sections.cc (class Orphan_section_placement): Define
8352         PLACE_TLS and PLACE_TLS_BSS.
8353         (Orphan_section_placement::Orphan_section_placement): Initialize
8354         new places.
8355         (Orphan_section_placement::find_place): Handle SHF_TLS sections.
8356         * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
8357         (tls_script_test_SOURCES): Define.
8358         (tls_script_test_DEPENDENCIES): Define.
8359         (tls_script_test_LDFLAGS): Define.
8360         (tls_script_test_LDADD): Define.
8361         * testsuite/Makefile.in: Rebuild.
8362
8363 2010-03-22  Doug Kwan  <dougkwan@google.com>
8364
8365         * arm.cc (Arm_relocate_functions::abs8,
8366         Arm_relocate_functions::abs16): Use correct check for overflow
8367         specified in the ARM ELF specs.
8368         (Arm_relocate_functions): thumb_branch_common.  Handle bit 1 of branch
8369         target of a BLX instruction specially.
8370         (Reloc_stub::stub_type_for_reloc): Ditto.
8371         (Relocate::relocate): Use symbolic names instead of numeric relocation
8372         codes to report error.
8373         (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
8374         workaround.
8375         * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
8376         thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
8377         thumb2_blx_out_of_range.stdout
8378         (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
8379         thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
8380         (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
8381         thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
8382         thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
8383         thumb2_blx_in_range, thumb2_blx_in_range.o,
8384         thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
8385         thumb2_blx_out_of_range.o): New rules.
8386         (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
8387         thumb2_blx_in_range and thumb2_blx_out_of_range.
8388         * testsuite/Makefile.in: Regenerate.
8389         * arm_branch_in_range.sh: Add tests for THUMB BLX.
8390         * testsuite/thumb_blx_in_range.s: New file.
8391         * testsuite/thumb_blx_out_of_range.s: New file.
8392
8393 2010-03-22  Rafael Espindola  <espindola@google.com>
8394
8395         * archive.cc (Should_include): Move to archive.h.
8396         (should_include_member): Make it a member of Archive.
8397         (Lib_group): New.
8398         (Add_lib_group_symbols): New.
8399         * archive.h: Include options.h.
8400         (Archive_member): Moved from Archive.
8401         (Should_include): Moved from archive.cc.
8402         (Lib_group): New.
8403         (Add_lib_group_symbols): New.
8404         * dynobj.cc (do_should_include_member): New.
8405         * dynobj.h (do_should_include_member): New.
8406         * gold.cc (queue_initial_tasks): Update call to queue.
8407         * main.cc (main): Print lib group stats.
8408         * object.cc (do_should_include_member): New.
8409         * object.h: Include archive.h.
8410         (Object::should_include_member): New.
8411         (Object::do_should_include_member): New.
8412         (Sized_relobj::do_should_include_member): New.
8413         * options.cc (General_options::parse_start_lib): New.
8414         (General_options::parse_end_lib): New.
8415         (Input_arguments::add_file): Handle lib groups.
8416         (Input_arguments::start_group): Check we are not in a lib.
8417         (Input_arguments::start_lib): New.
8418         (Input_arguments::end_lib): New.
8419         * options.h (General_options): Add start_lib and end_lib.
8420         (Input_argument::lib_): New.
8421         (Input_argument::lib): New.
8422         (Input_argument::is_lib): New.
8423         (Input_file_lib): New.
8424         (Input_arguments::in_lib_): New.
8425         (Input_arguments::in_lib): New.
8426         (Input_arguments::start_lib): New.
8427         (Input_arguments::end_lib_): New.
8428         * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
8429         in unused members as preempted.
8430         (Sized_pluginobj::do_should_include_member): New.
8431         * plugin.h (Sized_pluginobj::do_should_include_member): New.
8432         * readsyms.cc (Read_symbols::locks): If we are just reading a member,
8433         return the blocker.
8434         (Read_symbols::do_whole_lib_group): New.
8435         (Read_symbols::do_lib_group): New.
8436         (Read_symbols::do_read_symbols): Handle lib groups.
8437         (Read_symbols::get_name): Handle lib groups.
8438         * readsyms.h (Read_symbols): Add an archive member pointer.
8439         (Read_symbols::do_whole_lib_group): New.
8440         (Read_symbols::do_lib_group): New.
8441         (Read_symbols::member_): New.
8442         * script.cc (read_input_script): Update call to queue_soon.
8443
8444 2010-03-19  Doug Kwan  <dougkwan@google.com>
8445
8446         * arm.cc (Stub_table::Stub_table): Initialize new data members
8447         Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8448         (Stub_table::add_reloc_stub): Assign stub offset and update
8449         Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8450         (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
8451         New data members.
8452         (Stub_table::update_data_size_and_addralign): Use
8453         Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
8454         instead of going over all reloc stubs.
8455         (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
8456         * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8457         Stringpool_template::offset_ to size of Stringpool_char.
8458         (Stringpool_template::new_key_offset): Remove code to initialize
8459         Stringpool_template::offset_.
8460         * stringpool.h (Stringpool_template::set_no_zero_null): Set
8461         Stringpool_template::offset_ to zero.
8462
8463 2010-03-15  Doug Kwan  <dougkwan@google.com>
8464
8465         * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8466         offset_.
8467         (Stringpool_template::new_key_offset): New method.
8468         (Stringpool_template::add_string): Assign offsets when adding new
8469         strings.
8470         (Stringpool_template::set_string_offsets): Do not set string offsets
8471         when not optimizing.
8472         * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
8473         member size_.
8474         (Chunked_vector::clear): Clear size_.
8475         (Chunked_vector::reserve): Call reserve method of all Element_vectors.
8476         (Chunked_vector::size): Return size_.
8477         (Chunked_vector::push_back): Use size_ to find insert position.
8478         (Chunked_vector::size_): New data member.
8479         (Stringpool_template::set_no_zero_null): Assert string set is empty.
8480         (Stringpool_template::new_key_offset): New method declaration.
8481         (Stringpool_template::offset_): New data member.
8482
8483 2010-03-15   Rafael Espindola  <espindola@google.com>
8484
8485         * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
8486         Add_symbols' constructor.
8487         * readsyms.h (Add_symbols): Remove the input_group member.
8488
8489 2010-03-10  Ian Lance Taylor  <iant@google.com>
8490
8491         * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
8492         target to ask whether a reference to a symbol requires a stack
8493         split.
8494         * target.h (Target::is_call_to_non_split): New function.
8495         (Target::do_is_call_to_non_split): Declare virtual function.
8496         * target.cc: Include "symtab.h".
8497         (Target::do_is_call_to_non_split): New function.
8498         * i386.cc (Target_i386::do_is_call_to_non_split): New function.
8499
8500 2010-03-10  Cary Coutant  <ccoutant@google.com>
8501
8502         * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
8503         (File_read::open[1]): Remove initial mapping of whole_file_view_.
8504         (File_read::open[2]): Add whole_file_view_ to list of views.
8505         (File_read::make_view): Remove test of whole_file_view_.
8506         (File_read::find_or_make_view): Create whole_file_view_ if
8507         necessary.
8508         (File_read::clear_views): Replace bool parameter with enum;
8509         adjust all callers.  Don't delete views with permanent data;
8510         do delete cached views and views from archives if
8511         --no-keep-files-mapped is set.  Set whole_file_view_ to NULL
8512         if clearing the corresponding view.
8513         * fileread.h (File_read::Clear_views_mode): New enum.
8514         (File_read::View::is_permanent_view): New method.
8515         (File_read::clear_views): Replace bool parameter
8516         with enum; adjust all callers.
8517         * options.h (General_options): Change keep_files_mapped option;
8518         add map_whole_files.
8519         * readsyms.cc (Add_symbols::run): Delete sd_ object before
8520         releasing the file.
8521         * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
8522         the file.
8523
8524 2010-03-10  David S. Miller  <davem@davemloft.net>
8525
8526         * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
8527
8528 2010-03-09  Sriraman Tallam  <tmsriram@google.com>
8529
8530         * icf.cc (get_section_contents): Add '@' marker after processing the
8531         merge reloc.
8532
8533 2010-03-08  Doug Kwan  <dougkwan@google.com>
8534
8535         * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
8536         due to a conversion warning.
8537         (Arm_relobj::update_output_local_symbol_count): Check for local
8538         symbol with unset output index.
8539
8540 2010-03-05  Ian Lance Taylor  <iant@google.com>
8541
8542         * options.h (class General_options): Add --spare-dynamic-tags.
8543         * output.cc (Output_data_dynamic::set_final_data_size): Implement
8544         --spare-dynamic-tags.
8545
8546 2010-03-05  Ian Lance Taylor  <iant@google.com>
8547
8548         * incremental.cc: Include "libiberty.h".
8549
8550 2010-03-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8551
8552         * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
8553         function, is_info_ member.
8554         * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
8555         (Versions::Versions): Update caller.
8556         (Versions::define_base_version): Likewise.
8557         (Versions::add_def): Likewise.
8558
8559 2010-03-03  Sriraman Tallam  <tmsriram@google.com>
8560
8561         * i386.cc (Target_i386::can_check_for_function_pointers): New function.
8562         (Scan::possible_function_pointer_reloc): New function.
8563         (Scan::local_reloc_may_be_function_pointer): Change to call
8564         possible_function_pointer_reloc.
8565         (Scan::global_reloc_may_be_function_pointer): Ditto.
8566         * icf.h (Icf::check_section_for_function_pointers): Change to reject
8567         relocations in ".data.rel.ro._ZTV" section.
8568         * testsuite/icf_safe_so_test.sh: Change to pass i386.
8569         * testsuite/icf_safe_so_test.cc: Ditto.
8570         * testsuite/icf_safe_test.cc: Ditto.
8571         * testsuite/icf_safe_test.sh: Ditto.
8572
8573 2010-03-03  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
8574             Ian Lance Taylor  <iant@google.com>
8575
8576         * target-reloc.h (relocate_section): Check the symbol table index
8577         for -1U before setting the local symbol index.
8578         (scan_relocatable_relocs): If copying the relocation, record that
8579         the local symbol is required.
8580         * object.h (Symbol_value::is_output_symtab_index_set): New
8581         function.
8582         (Symbol_value::may_be_discarded_from_output_symtab): New
8583         function.
8584         (Symbol_value::has_output_symtab_entry): New function.
8585         (Symbol_value::needs_output_symtab_entry): Remove.
8586         (Symbol_value::output_symtab_index): Make sure the symbol index is
8587         set.
8588         (Symbol_value::set_output_symtab_index): Make sure the symbol
8589         index is not set.  Make sure the new index is valid.
8590         (Symbol_value::set_must_have_output_symtab_entry): New function.
8591         (Symbol_value::has_output_dynsym_entry): New function.
8592         (Symbol_value::set_output_dynsym_index): Make sure the new index
8593         is valid.
8594         (Sized_relobj::set_must_have_output_symtab_entry): New function.
8595         * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
8596         local symbol if permitted.
8597         (Sized_relobj::do_finalize_local_symbols): Call
8598         is_output_symtab_index_set rather than needs_output_symtab_entry.
8599         (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
8600         rather than needs_output_symtab_entry.  Call
8601         has_output_dynsym_entry rather than needs_output_dynsym_entry.
8602         * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
8603         is_output_symtab_index_set rather than needs_output_symtab_entry.
8604         * testsuite/discard_locals_relocatable_test.c: New file.
8605         * testsuite/discard_locals_test.sh: Test -r.
8606         * testsuite/Makefile.am (check_DATA): Add
8607         discard_locals_relocatable_test1.syms,
8608         discard_local_relocatable_test2.syms.
8609         (MOSTLYCLEANFILES): Likewise.  Also add
8610         discard_locals_relocatable_test1.lout and
8611         discard_locals_relocatable_test2.out.
8612         (discard_locals_relocatable_test1.syms): New target.
8613         (discard_locals_relocatable_test.o): New target.
8614         (discard_locals_relocatable_test1.out): New target.
8615         (discard_locals_relocatable_test2.syms): New target.
8616         (discard_locals_relocatable_test2.out): New target.
8617         (various): Add missing ../ld-new dependencies.
8618         * testsuite/Makefile.in: Rebuild.
8619
8620 2010-03-03  Nick Clifton  <nickc@redhat.com>
8621
8622         * po/fi.po: New Finnish translation.
8623
8624 2010-03-01  Doug Kwan  <dougkwan@google.com>
8625
8626         * layout.cc (Layout::Layout): Force section types of .init_array*,
8627         .preinit_array* and .fini_array* sections.
8628         * output.cc (Output_section::Input_section_sort_entry::has_priority):
8629         Fix check of return value of std::string::find.().
8630         (Output_section::Input_section_sort_compare::operator()): Remove
8631         comment about .init_array.
8632         (Output_section::Input_section_sort_init_fini_compare::operator()):
8633         New method.
8634         (Output_section::sort_attached_input_sections): Handle .init_array
8635         and .fini_array specially.
8636         * output.h (Output_section::Inut_section_sort_compare): Update
8637         comment.
8638         (Output_section::Input_section_sort_init_fini_compare): New struct.
8639
8640 2010-02-26  Doug Kwan  <dougkwan@google.com>
8641
8642         * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
8643         R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
8644         * testsuite/debug_msg.sh: Avoid matching source line number for
8645         use of global variable undef_int.
8646
8647 2010-02-26  Doug Kwan  <dougkwan@google.com>
8648
8649         * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
8650         R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
8651         (Target_arm::scan_reloc_section_for_stubs): Instead of calling
8652         scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
8653         * options.cc (General_options::General_options): Initialize member
8654         fix_v4bx_.
8655         * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
8656         (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
8657         and rm_no_fix_v4bx.stdout
8658         (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
8659         arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
8660         arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
8661         (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
8662         and arm_no_fix_v4bx.
8663         * Makefile.in: Regenerate.
8664         * testsuite/arm_fix_v4bx.s: New file.
8665         * testsuite/arm_fix_v4bx.sh: Ditto.
8666
8667 2010-02-24  Doug Kwan  <dougkwan@google.com>
8668
8669         * arm.cc (Target_arm::got_section): Make the .got section the first
8670         non RELRO section in the data segment.
8671         * testsuite/script_test_5.sh: Fix match patterns to avoid matching
8672         suffixes of section names.
8673
8674 2010-02-24  Doug Kwan  <dougkwan@google.com>
8675
8676         * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
8677         flags and attributes merging if an input file is a binary file.
8678         * fileread.cc (Input_file::open): Record format of original file.
8679         * fileread.h (Input_file::Format): New enum type.
8680         (Input_file::Input_file): Initialize data member format_.
8681         (Input_file::format): New method definition.
8682         (Input_file::format_):: New data member.
8683
8684 2010-02-24  Doug Kwan  <dougkwan@google.com>
8685
8686         * arm.cc (Arm_output_data_got): New class.
8687         (ARM_TCB_SIZE): New constant
8688         (Target_arm): Use Arm_output_data_got instead of Output_data_got.
8689         (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
8690         If user uses a script with a SECTIONS clause, issue only a warning
8691         for a misplaced EXIDX input section.  Otherwise, issue an error.
8692         (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
8693         garbage collection.
8694         (Target_arm::got_mode_index_entry): Handle static linking.
8695         (Target_arm::Scan::local): Ditto.
8696         (Target_arm::Scan::global): Ditto.
8697         (Target_arm::Relocate::relocate_tls): Handle static linking.  Fix
8698         all incorrectly implemented relocations.
8699         (Target_arm::fix_exidx_coverage): Pass layout to
8700         Arm_output_section::fix_exidx_coverage.
8701         * layout.cc (Layout::section_name_mapping): Remove trailing dots
8702         from ".ARM.exidx." and ".ARM.extab.".
8703
8704 2010-02-23  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
8705
8706         * arm.cc (Target_arm::do_finalize_sections): Create attribute
8707         section if it does not already exist.
8708         * attributes.cc (Attributes_section_data::Attributes_section_data):
8709         Don't crash if size is zero.
8710
8711 2010-02-23  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
8712             Ian Lance Taylor  <iant@google.com>
8713
8714         * gold.cc (queue_middle_tasks): If no input files were opened,
8715         exit.
8716         * workqueue.h (Task_function::Task_function): Assert that there is
8717         a blocker.
8718
8719 2010-02-22  Doug Kwan  <dougkwan@google.com>
8720
8721         * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
8722         * icf.cc (get_section_contents): Cast snprintf arguments to long long
8723         types to avoid warnings due to different uint64_t implementations
8724         on different hosts.
8725
8726 2010-02-21  Doug Kwan  <dougkwan@google.com>
8727
8728         * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
8729         handling of the maximum backward branch offset.
8730         (Arm_relocate_functions::thumb_branch_common): Ditto.
8731         * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
8732         (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
8733         thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
8734         thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
8735         (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
8736         arm_bl_out_of_range.stdout, arm_bl_out_of_range,
8737         arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
8738         thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
8739         thumb_bl_out_of_range thumb_bl_out_of_range.o,
8740         thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
8741         thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
8742         thumb2_bl_out_of_range.o): New rules.
8743         (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
8744         thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
8745         thumb2_bl_out_of_range
8746         * testsuite/Makefile.in: Regenerate.
8747         * testsuite/arm_bl_in_range.s: New file.
8748         * testsuite/arm_bl_out_of_range.s: Ditto.
8749         * testsuite/arm_branch_in_range.sh: Ditto.
8750         * testsuite/arm_branch_range.t: Ditto.
8751         * testsuite/thumb2_branch_range.t: Ditto.
8752         * testsuite/thumb_bl_in_range.s: Ditto.
8753         * testsuite/thumb_bl_out_of_range.s: Ditto.
8754         * testsuite/thumb_branch_range.t: Ditto.
8755
8756 2010-02-20  Sriraman Tallam  <tmsriram@google.com>
8757
8758         * gc.h (gc_process_relocs): Change vectors to point to the new list.
8759         Add reloc offset information.
8760         * icf.cc (get_section_contents): Change iterators to point to the new
8761         vectors. Add reloc offset information to the contents.
8762         * icf.h (Icf::Sections_reachable_info): New typedef.
8763         (Icf::Sections_reachable_list): New typedef.
8764         (Icf::Offset_info): New typedef.
8765         (Icf::Reloc_info): New struct typedef.
8766         (Icf::Reloc_info_list): New typedef.
8767         (Icf::symbol_reloc_list): Delete method.
8768         (Icf::addend_reloc_list): Delete method.
8769         (Icf::section_reloc_list): Delete method.
8770         (Icf::reloc_info_list): New method.
8771         (Icf::reloc_info_list_): New member.
8772
8773 2010-02-19  Doug Kwan  <dougkwan@google.com>
8774
8775         * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
8776         R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
8777         * arm.cc (Arm_relocation_functions): New forward declaration.
8778         (Target_arm::Target_arm): Initialize new data members
8779         got_mod_index_offset_ and tls_base_symbol_defined_.
8780         (Target_arm::Relocate::relocate_tls): New method.
8781         (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
8782          Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
8783         New methods.
8784         (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
8785         GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
8786         (Target_arm::got_mod_index_offset_,
8787         Target_arm::tls_base_symbol_defined_): New data members.
8788         (Target_arm::Scan::local, Target::Scan::global,
8789         Target_arm::Relocate::relocate): Handle 32-bit initial TLS
8790         relocations.
8791
8792 2010-02-18  Doug Kwan  <dougkwan@google.com>
8793
8794         * arm.cc (Arm_relobj::find_linked_text_section): New method.
8795         (Arm_relobj::make_exidx_input_section): Pass section index of linked
8796         text section as a parameter becuase some broken tools may not set
8797         the link in section header.
8798         (Target_arm::has_got_section): New method.
8799         (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
8800         without any mapping symbol as data only.  Remove warning.
8801         (Arm_relobj::do_read_synbols): If an EXIDX input section has no
8802         link in its section header, try to discover the link by inspecting the
8803         REL31 relocation at the beginning of the section.
8804         (Target_arm::Scan::check_non_pic): Report name of offending relocation
8805         in error message.
8806         (Target_arm::Scan::global): Treat any reference to the symbol
8807         _GLOBAL_OFFSET_TABLE_ as a GOT access.
8808
8809 2010-02-12  Sriraman Tallam  <tmsriram@google.com>
8810
8811         * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
8812         (Scan::global_reloc_may_be_function_pointer): New function.
8813         * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8814         (Scan::global_reloc_may_be_function_pointer): New function.
8815         * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8816         (Scan::global_reloc_may_be_function_pointer): New function.
8817         * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
8818         (Scan::global_reloc_may_be_function_pointer): New function.
8819         * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
8820         (Scan::global_reloc_may_be_function_pointer): New function.
8821         (Scan::possible_function_pointer_reloc): New function.
8822         (Target_x86_64::can_check_for_function_pointers): New function.
8823         * gc.h (gc_process_relocs): Scan relocation types to determine if
8824         function pointers were taken for targets that support it.
8825         * icf.cc (Icf::find_identical_sections): Include functions for
8826         folding in safe ICF whose pointer is not taken.
8827         * icf.h (Secn_fptr_taken_set): New typedef.
8828         (fptr_section_id_): New member.
8829         (section_has_function_pointers): New function.
8830         (set_section_has_function_pointers): New function.
8831         (check_section_for_function_pointers): New function.
8832         * options.h: Fix comment for safe ICF option.
8833         * target.h (can_check_for_function_pointers): New function.
8834         * testsuite/Makefile.am: Add icf_safe_so_test test case.
8835         Modify icf_safe_test for X86-64.
8836         * testsuite/Makefile.in: Regenerate.
8837         * testsuite/icf_safe_so_test.cc: New file.
8838         * testsuite/icf_safe_so_test.sh: New file.
8839         * testsuite/icf_safe_test.cc (kept_func_3): New function.
8840         (main): Change to take pointer to function kept_func_3.
8841         * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
8842         folding is done correctly for X86-64.
8843
8844 2010-02-12  David S. Miller  <davem@davemloft.net>
8845
8846         * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
8847         is_symbolless parameter.
8848         (Output_reloc<SHT_REL>::is_symbolless): New.
8849         (Output_reloc<SHT_REL>::is_symbolless_): New.
8850         (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
8851         (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
8852         (Output_reloc<SHT_RELA>::is_symbolless): New.
8853         (Output_data_reloc::add_global): Handle is_symbolless.
8854         (Output_data_reloc::add_global_relative): Likewise.
8855         (Output_data_reloc::add_local): Likewise.
8856         (Output_data_reloc::add_local_relative): Likewise.
8857         (Output_data_reloc::add_symbolless_global_addend): New.
8858         (Output_data_reloc::add_symbolless_local_addend): New.
8859         * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
8860         is_symbolless.
8861         (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
8862         instead of ->is_relative_
8863         (Output_reloc::write): Likewise.
8864         (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
8865         (Output_reloc::write_rel): Simplify.
8866
8867         * sparc.cc (Target_sparc::Scan::local): Use
8868         ->add_symbolless_local_addend as needed.
8869         (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
8870         needed.  Also, emit appropriate unaligned vs. aligned dynamic reloc
8871         based upon relocation offset.
8872
8873 2010-02-11  Doug Kwan  <dougkwan@google.com>
8874
8875         * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
8876         (Target_arm::Scan::global): Ditto.  Also remove a comment before the
8877         beginning of function.
8878         (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
8879         and MOVT_ABS relocations.  Those are non issued in scanning.  Fix
8880         parameter is_32bit in calls to should_apply_static_reloc.
8881         * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
8882         (check_DATA): Add arm_abs_global.stdout.
8883         (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
8884         arm_abs_global.stdout): New rules.
8885         (MOSTLLYCLEANFILES): Add arm_abs_global
8886         * Makefile.in: Regenerate.
8887         * testsuite/arm_abs_global.s: New file.
8888         * testsuite/arm_abs_global.sh: Ditto.
8889         * testsuite/arm_abs_lib.s: Ditto.
8890
8891 2010-02-11  Ian Lance Taylor  <iant@google.com>
8892
8893         * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
8894         Read_relocs task.
8895         (queue_middle_tasks): Likewise, and also for Scan_relocs.  Run
8896         Allocate_commons_task first.
8897         * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
8898         task, rather than symtab_lock_.
8899         (Gc_process_relocs::~Gc_process_relocs): New function.
8900         (Gc_process_relocs::is_runnable): Check this_blocker_.
8901         (Gc_process_relocs::locks): Use next_blocker_ rather than
8902         blocker_.
8903         (Scan_relocs::~Scan_relocs): New function.
8904         (Scan_relocs::is_runnable): Check this_blocker_ rather than
8905         symtab_lock_.
8906         (Scan_relocs::locks): Drop symtab_lock_ and blocker_.  Add
8907         next_blocker_.
8908         * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
8909         fields.  Add this_blocker_ and next_blocker_ fields.  Adjust
8910         constructor accordingly.
8911         (class Gc_process_relocs): Likewise.
8912         (class Scan_relocs): Likewise.
8913         * common.h (class Allocate_commons_task): Remove symtab_lock_
8914         field, and corresponding constructor parameter.
8915         * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
8916         symtab_lock_.
8917         (Allocate_commons_task::locks): Likewise.
8918
8919 2010-02-11  Ian Lance Taylor  <iant@google.com>
8920
8921         * gold-threads.h (class Once): Define.
8922         (class Initialize_lock): Rewrite as child of Once.
8923         * gold-threads.cc (class Once_initialize): Define.
8924         (once_pointer_control): New static variable.
8925         (once_pointer, once_arg): New static variables.
8926         (c_run_once): New static function.
8927         (Once::Once, Once::run_once, Once::internal_run): New functions.
8928         (class Initialize_lock_once): Remove.
8929         (initialize_lock_control): Remove.
8930         (initialize_lock_pointer): Remove.
8931         (initialize_lock_once): Remove.
8932         (Initialize_lock::Initialize_lock): Move to gold-threads.h.
8933         (Initialize_lock::initialize): Rewrite.
8934         (Initialize_lock::do_run_once): New function.
8935         * archive.cc (Archive::interpret_header): Only clear name if it is
8936         not already empty.
8937         * fileread.cc: Include "gold-threads.h"
8938         (file_counts_lock): New static variable.
8939         (file_counts_initialize_lock): Likewise.
8940         (File_read::release): Only increment counts when using --stats.
8941         Use a lock around the increment.
8942         * parameters.cc (class Set_parameters_target_once): Define.
8943         (set_parameters_target_once): New static variable.
8944         (Parameters::Parameters): Move here from parameters.h.
8945         (Parameters::set_target): Rewrite.
8946         (Parameters::set_target_once): New function.
8947         (Parameters::clear_target): Move here and rewrite.
8948         * parameters.h (class Parameters): Update declarations.  Add
8949         set_parameters_target_once_ field.
8950         (Parameters::Parameters): Move to parameters.cc.
8951         (Parameters::clear_target): Likewise.
8952         * readsyms.cc (Read_symbols::do_group): Create a Start_group
8953         task.
8954         (Start_group::~Start_group): New function.
8955         (Start_group::is_runnable): New function.
8956         (Start_group::locks, Start_group::run): New functions.
8957         (Finish_group::run): Change saw_undefined to size_t.
8958         * readsyms.h (class Start_group): Define.
8959         (class Finish_group): Change saw_undefined_ field to size_t.
8960         (Finish_group::Finish_group): Remove saw_undefined and
8961         this_blocker parameters.  Change all callers.
8962         (Finish_group::set_saw_undefined): New function.
8963         (Finish_group::set_blocker): New function.
8964         * symtab.h (class Symbol_table): Change saw_undefined to return
8965         size_t.  Change saw_undefined_ field to size_t.
8966         * target-select.cc (Set_target_once::do_run_once): New function.
8967         (Target_selector::Target_selector): Initialize set_target_once_
8968         field.  Don't initialize lock_ and initialize_lock_ fields.
8969         (Target_selector::instantiate_target): Rewrite.
8970         (Target_selector::set_target): New function.
8971         * target-select.h (class Set_target_once): Define.
8972         (class Target_selector): Update declarations.  Make
8973         Set_target_once a friend.  Remove lock_ and initialize_lock_
8974         fields.  Add set_target_once_ field.
8975
8976 2010-02-10  Ian Lance Taylor  <iant@google.com>
8977
8978         * dirsearch.cc (Dirsearch::initialize): Add all blockers before
8979         queueing any tasks.
8980         * gold.cc (queue_middle_gc_tasks): Likewise.  Fix final blocker.
8981         (queue_middle_tasks): Add all blockers before queueing any tasks.
8982         (queue_final_tasks): Likewise.
8983         * token.h (Task_token::add_blockers): New function.
8984         * object.h (Input_objects::number_of_relobjs): New function.
8985
8986 2010-02-10  Ian Lance Taylor  <iant@google.com>
8987
8988         * i386.cc (Relocate::relocate_tls): A local symbol is final if not
8989         shared, not if not position independent.
8990         * x86_64.cc (Relocate::relocate_tls): Likewise.
8991         * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
8992         (tls_pie_pic_test): New target.
8993         * testsuite/Makefile.in: Rebuild.
8994
8995         * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
8996         (tls_test_main_pie.o, tls_test_pie.o): New targets.
8997         (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
8998         * testsuite/Makefile.in: Rebuild.
8999
9000 2010-02-09  David S. Miller  <davem@davemloft.net>
9001
9002         * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
9003         R_SPARC_RELATIVE using ->add_local_relative().
9004         (Target_sparc::Scan::global): Likewise for ->add_global_relative().
9005
9006         * output.h (Output_data_dynamic::add_section_size): New method
9007         that takes two Output_data objects.
9008         (Output_data_dynamic::Dynamic_entry): Create storage for secondary
9009         entry param.  Handle it in initializers.
9010         * output.cc (Output_data_dynamic::Dynamic_entry::write): For
9011         DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
9012         * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
9013         arg.
9014         * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
9015         and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
9016         * arm.cc (Target_arm::do_finalize_sections): Update to pass false
9017         for dynrel_includes_plt.
9018         * i386.cc (Target_i386::do_finalize_sections): Likewise.
9019         * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9020         * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
9021         before .rela.plt
9022         (Target_sparc::do_finalize_sections): Update to pass true for
9023         dynrel_includes_plt.
9024         * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
9025         output before .rela.plt
9026         (Target_powerpc::do_finalize_sections): Update to pass true for
9027         dynrel_includes_plt when 32-bit.
9028
9029 2010-02-08  Doug Kwan  <dougkwan@google.com>
9030
9031         * arm.cc (Arm_relobj::simple_input_section_output_address): New
9032         method.
9033         (Arm_relobj::section_needs_cortex_a8_stub_scanning,
9034         Arm_relobj::scan_section_for_cortex_a8_stubs,
9035         Arm_relobj::do_relocation_section): Instead of calling
9036         Output_section::output_address, use faster
9037         Arm_relobj::simple_input_section_output_address.
9038
9039 2010-02-08  David S. Miller  <davem@davemloft.net>
9040
9041         * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
9042         unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
9043         relocation helper function.
9044
9045         * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
9046         just like R_SPARC_GOT{10,13,22}.
9047         (Target_sparc::Scan::local): Likewise.
9048         (Target_sparc::Relocate:relocate): Likewise.
9049
9050 2010-02-06  Ian Lance Taylor  <iant@google.com>
9051
9052         * configure.ac: Rewrite targetobjs duplicate removal code to use
9053         only shell constructs.
9054         * configure: Rebuild.
9055
9056 2010-02-05  Doug Kwan  <dougkwan@google.com>
9057
9058         PR 11247
9059         * arm.cc (Arm_relobj::section_is_scannable): New method.
9060         (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
9061         (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
9062
9063 2010-02-04  Doug Kwan  <dougkwan@google.com>
9064
9065         PR 11247
9066         * arm-reloc-property.cc (cstdio): Include.
9067         * configure.ac (targetobjs): Remove duplicates.
9068         * configure: Regenerate.
9069         * resolve.cc (Symbol_table::resolve): Explicit instantiate both
9070         big and little endian version for a given address size.
9071
9072 2010-02-03  Doug Kwan  <dougkwan@google.com>
9073
9074         * arm-reloc-property.cc
9075         (Arm_reloc_property_table::reloc_name_in_error_message): New method
9076         definition.
9077         * arm-reloc-property.h
9078         (Arm_reloc_property_table::get_implemented_static_reloc_property):
9079         New method definition.
9080         (Arm_reloc_property_table::reloc_name_in_error_message): New method
9081         declaration.
9082         * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
9083         overflow to N.
9084         (GOT_PREL): Change implemented to Y.
9085         * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
9086         (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
9087         (Arm_relocate_functions::movw_abs_nc): Remove method.
9088         (Arm_relocate_functions::movt_abs): Ditto.
9089         (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
9090         (Arm_relocate_functions::thm_movt_abs): Ditto.
9091         (Arm_relocate_functions::movw_rel_nc): Ditto.
9092         (Arm_relocate_functions::movw_rel): Ditto.
9093         (Arm_relocate_functions::movt_rel): Ditto.
9094         (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
9095         (Arm_relocate_functions:thm_movw_rel): Ditto.
9096         (Arm_relocate_functions:thm_movt_rel): Ditto.
9097         (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
9098         (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
9099         New method definitions.
9100         (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
9101         (Arm_relocation_functions::arm_grp_ldr): Ditto.
9102         (Arm_relocation_functions::arm_grp_ldrs): Ditto.
9103         (Arm_relocation_functions::arm_grp_ldc): Ditto.
9104         (Target_arm::Relocate::relocate): Check for non-static or
9105         unimplemented relocation code and exit early.  Change calls to
9106         Target_arm::reloc_uses_thumb_bit and
9107         Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
9108         instead.  Refactor code to handle similar relocations to increase
9109         code sharing.  Remove check for unsupported relocation code in switch
9110         statement.
9111         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
9112         relocation property table to find out size.  Change error message to
9113         print out the name of a relocation code instead of the numeric value.
9114         (Target_arm::scan_reloc_for_stub): Use relocation property table
9115         instead of calling Target_arm::reloc_uses_thumb_bit().
9116
9117 2010-02-02  Doug Kwan  <dougkwan@google.com>
9118
9119         * arm.cc (Target_arm::relocate_section): Do view adjustment for all
9120         types of relaxed input section.
9121
9122 2010-02-02  Doug Kwan  <dougkwan@google.com>
9123
9124         * Makefile.am (HFILES): Add arm-reloc-property.h.
9125         (DEFFILES): New.
9126         (TARGETSOURCES): Add arm-reloc-property.cc
9127         (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
9128         (libgold_a_SOURCES): $(DEFFILES)
9129         * Makefile.in: Regenerate.
9130         * arm-reloc-property.cc: New file.
9131         * arm-reloc-property.h: New file.
9132         * arm-reloc.def: New file.
9133         * arm.cc: Update comments.
9134         (arm-reloc-property.h): New included header.
9135         (arm_reloc_property_table): New global variable.
9136         (Target_arm::do_select_as_default_target): New method definition.
9137         * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
9138         arm-reloc-property to targ_extra_obj.
9139         * parameters.cc (set_parameters_target): Call
9140         Target::select_as_default_target().
9141         * target.h (Target::select_as_default_target): New method definition.
9142         (Target::do_select_as_default_target): Same.
9143
9144 2010-02-01  Doug Kwan  <dougkwan@google.com>
9145
9146         * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
9147         first_output_text_section_.
9148         (Arm_exidx_fixup::first_output_text_section): New method definition.
9149         (Arm_exidx_fixup::first_output_text_section_): New data member.
9150         (Arm_exidx_fixup::process_exidx_section): Record the first text
9151         output section seen.
9152         (Arm_output_section::fix_exidx_coverage): Set correct linked section
9153         and entsize in output section header.
9154
9155 2010-01-29  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9156
9157         * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
9158         R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
9159         (Arm_relocate_functions::thm_alu11): New Method.
9160         (Arm_relocate_functions::thm_pc8): New Method.
9161         (Arm_relocate_functions::thm_pc12): New Method.
9162         (Target_arm::Scan::local): Handle the relocations.
9163         (Target_arm::Scan::global): Likewise.
9164         (Target_arm::Relocate::relocate): Likewise.
9165         (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9166
9167 2010-01-29  Doug Kwan  <dougkwan@google.com>
9168
9169         * arm.cc (Target_arm::Scan::global): General PLTs for the same set
9170         of relocation types as ld.
9171
9172 2010-01-29  Doug Kwan  <dougkwan@google.com>
9173
9174         * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
9175         to public.
9176         (Arm_relocate_functions::thumb_branch_common): Ditto.
9177         (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
9178         Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
9179         Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
9180         Arm_relocate_functions::jump24): Remove.
9181         (Target_arm::Relocate::relocate): Adjust code to call
9182         Arm_relocation_functions::arm_branch_common and
9183         Arm_relocation_functions::thumb_branch_common instead of their removed
9184         wrappers.  Merge switch-cases together to reduce source code size.
9185
9186 2010-01-29  Doug Kwan  <dougkwan@google.com>
9187
9188         * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
9189         output_local_symbol_count_needs_update_.
9190         (Arm_relobj::output_local_symbol_count_needs_update,
9191          Arm_relobj::set_output_local_symbol_count_needs_update,
9192          Arm_relobj::update_output_local_symbol_count): New methods.
9193         (Arm_relobj::output_local_symbol_count_needs_update_): New data
9194         member.
9195         (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
9196         of pointed function as in a R_ARM_PREL31 relocation.
9197         (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
9198         for output local symbol count updating.
9199         (Target_arm::do_relax): Update output local symbol counts in objects
9200         if necessary.
9201         * object.h (Sized_relobj::set_output_local_symbol_count): New method.
9202
9203 2010-01-29  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9204
9205         * arm.cc: Added support for the ARM relocations:
9206         R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
9207         R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
9208         (Arm_relocate_functions::movw_rel_nc): Renamed (was
9209         movw_prel_nc).
9210         (Arm_relocate_functions::movw_rel): New method.
9211         (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
9212         (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
9213         thm_movw_prel_nc).
9214         (Arm_relocate_functions::thm_movw_rel): New method.
9215         (Arm_relocate_functions::thm_movt_rel): Renamed (was
9216         thm_movt_prel).
9217         (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
9218         relocations.
9219         (Target_arm::Scan::global): Likewise.
9220         (Target_arm::Relocate::relocate): Likewise.
9221         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9222         Likewise.
9223
9224 2010-01-27  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9225
9226         * arm.cc: Added support for ARM group relocations.
9227         (Target_arm::reloc_needs_sym_origin): New method.
9228         (Arm_relocate_functions::calc_grp_kn): New method.
9229         (Arm_relocate_functions::calc_grp_residual): New method.
9230         (Arm_relocate_functions::calc_grp_gn): New method.
9231         (Arm_relocate_functions::arm_grp_alu): New Method.
9232         (Arm_relocate_functions::arm_grp_ldr): New Method.
9233         (Arm_relocate_functions::arm_grp_ldrs): New Method.
9234         (Arm_relocate_functions::arm_grp_ldc): New Method.
9235         (Target_arm::Scan::local): Handle the ARM group relocations.
9236         (Target_arm::Scan::global): Likewise.
9237         (Target_arm::Relocate::relocate): Likewise.
9238         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9239         Likewise.
9240
9241 2010-01-26  Doug Kwan  <dougkwan@google.com>
9242
9243         * arm.cc (set): Include.
9244         (class Arm_exidx_fixup): Change type of last_input_section_ to const
9245         pointer type.
9246         (Arm_output_section::Text_section_list): New type.
9247         (Arm_output_section::append_text_sections_to_list): New method.
9248         (Arm_output_section::fix_exidx_coverage): Ditto.
9249         (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
9250         (Arm_relobj::convert_input_section_to_relaxed_section): Use
9251         Relobj::set_section_offset() instead of
9252         Sized_relobj::invalidate_section_offset().
9253         (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
9254         parameter for section headers. Ignore relocation sections for
9255         unallocated sections and EXIDX sections.
9256         (Target_arm::fix_exidx_coverage): New method.
9257         (Target_arm::output_section_address_less_than): New type.
9258         (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
9259         linked text section instead of the EXIDX section.
9260         (Arm_output_section::create_stub_group): Add an assertion to check
9261         that this is not an EXIDX output section.
9262         (Arm_output_section::append_text_sections_to_list): New method.
9263         (Arm_output_section::fix_exidx_coverage): Ditto.
9264         (Arm_relobj::scan_sections_for_stubs): Adjust call to
9265         Arm_relobj::section_needs_reloc_stub_scanning.
9266         (Target_arm::do_relax): Fix EXIDX output section coverage in the
9267         first pass.
9268         (Target_arm::fix_exidx_coverage): New method.
9269         * object.h (Relobj::set_output_section): New method.
9270         (Sized_relobj::invalidate_section_offset): Remove method.
9271         (Sized_relobj::do_invalidate_section_offset): Remove method.
9272         (Sized_relobj::do_set_section_offset): Handle offset value -1.
9273
9274 2010-01-25  Doug Kwan  <dougkwan@google.com>
9275
9276         * arm.cc (Arm_exidx_merged_section::do_output_offset):
9277         Fix warning due to signed and unsigned comparison on a 32-bit host.
9278
9279 2010-01-22  Doug Kwan  <dougkwan@google.com>
9280
9281         * arm.cc (Target_arm::do_relax): Record an output section for section
9282         offset adjustment it contains any stub table that has changed.
9283         * layout.cc (Layout::clean_up_after_relaxation): Adjust section
9284         offsets in an output section if necessary.
9285         * output.cc (Output_section::Output_section): Initialize
9286         section_offsets_need_adjustments_.
9287         (Output_section::add_input_section_for_script): Renamed to
9288         Output_section::add_simple_input_section.
9289         (Output_section::save_states): Add a comment.
9290         (Output_section::discard_states): New method defintion.
9291         (Output_section::adjust_section_offsets): Same.
9292         * output.h (Output_section::add_input_section_for_script): Renamed to
9293         Output_section::add_simple_input_section.
9294         (Output_section::discard_states): New method declaration.
9295         (Output_section::adjust_section_offsets): Same.
9296         (Output_section::section_offsets_need_adjustment,
9297         Output_section::set_section_offsets_need_adjustment): New method
9298         definitions.
9299         (Output_section::section_offsets_need_adjustment_): New data member.
9300         * script-sections.cc
9301         (Output_section_element_input::set_section_address): Adjust code for
9302         renaming of Output_section::add_input_section_for_script.
9303         (Orphan_output_section::set_section_address): Same.
9304
9305 2010-01-22  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9306
9307         * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
9308         Fix_v4bx enum values .
9309         * gold/options.h (General_options): New option definitions.
9310         (General_options::fix_v4bx): New method.
9311         (General_options::Fix_v4bx): New enum.
9312         * gold/options.cc (General_options::parse_fix_v4bx): New method.
9313         (General_options::parse_fix_v4bx_interworking): New method.
9314
9315 2010-01-22  Doug Kwan  <dougkwan@google.com>
9316
9317         * arm.cc (Arm_exidx_fixup): New class.
9318
9319 2010-01-21  Doug Kwan  <dougkwan@google.com>
9320
9321         * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
9322         classes.
9323         (Arm_exidx_section_offset_map): New type.
9324
9325 2010-01-21  Doug Kwan  <dougkwan@google.com>
9326
9327         * arm.cc (Arm_exidx_input_section): New class.
9328         (Arm_relobj::exidx_input_section_by_link,
9329         Arm_relobj::exidx_input_section_by_shndx,
9330         Arm_relobj::make_exidx_input_section): New methods.
9331         (read_arm_attributes_section): Remove.
9332         (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
9333         information about them.
9334         (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
9335         to here.
9336
9337 2010-01-20  Doug Kwan  <dougkwan@google.com>
9338
9339         * arm.cc (Target_arm::Arm_input_section_map): Change key type from
9340         Input_section_specifier to Section_id.
9341         (Target_arm::new_arm_input_section: Adjust code for change of key
9342         type.
9343         (Target_arm::find_arm_input_section): Ditto.
9344         * gc.h (object.h): Include for Section_id nand Section_id_hash.
9345         (Section_id): Remove.
9346         (Garbage_collection::Section_id_hash): Remove.
9347         * icf.h (object.h): Include for Section_id nand Section_id_hash.
9348         (Section_id): Remove.
9349         (Icf::Section_id_hash): Remove.
9350         * object.h (Section_id, Const_section_id, Section_id_hash,
9351         Const_section_id_hash): New type definitions.
9352         * output.cc (Output_section::add_relaxed_input_section): Change to
9353         use Const_section_id instead of Input_section_specifier as key type.
9354         (Output_section::add_merge_input_section): Ditto.
9355         (Output_section::build_relaxation_map): Change to use Section_id
9356         instead of Input_section_specifier as key type.
9357         (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9358         Ditto.
9359         (Output_section::convert_input_sections_to_relaxed_sections): Change
9360         to use Const_section_id instead of Input_section_specifier as key type.
9361         (Output_section::find_merge_section): Ditto.
9362         (Output_section::find_relaxed_input_section): Ditto.
9363         * output.h (Input_section_specifier): Remove class.
9364         (Output_section::Output_section_data_by_input_section_map): Change
9365         key type to Const_section_id.
9366         (Output_section::Output_relaxed_input_section_by_input_section_map):
9367         Ditto.
9368         (Output_section::Relaxation_map): Change key type to Section_id.
9369
9370 2010-01-20  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9371
9372         * gold/arm.cc: Added support for R_ARM_V4BX relocation
9373         (class Arm_v4bx_stub): New class.
9374         (DEF_STUBS): Updated definition to support v4_veneer_bx.
9375         (Stub_factory::make_arm_v4bx_stub): New method.
9376         (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
9377         (Stub_table::empty): Handle v4bx stubs.
9378         (Stub_table::add_arm_v4bx_stub): New method.
9379         (Stub_table::find_arm_v4bx_stub): New method.
9380         (Arm_relocate_functions::v4bx): New method.
9381         (Target_arm::fix_v4bx): New method.
9382         (Target_arm::Target_arm): Handle R_ARM_V4BX.
9383         (Stub_table::relocate_stubs): Likewise.
9384         (Stub_table::do_write): Likewise.
9385         (Stub_table::update_data_size_and_addralign): Likewise.
9386         (Stub_table::finalize_stubs):  Likewise.
9387         (Target_arm::Scan::local): Likewise.
9388         (Target_arm::Scan::global): Likewise.
9389         (Target_arm::do_finalize_sections): Likewise.
9390         (Target_arm::Relocate::relocate): Likewise.
9391         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9392         Likewise.
9393         (Target_arm::scan_reloc_for_stub): Likewise.
9394         (Target_arm::scan_reloc_section_for_stubs): Likewise.
9395
9396 2010-01-19  Ian Lance Taylor  <iant@google.com>
9397
9398         * output.cc (Output_section_headers::do_sized_write): Write large
9399         segment count to sh_info field.
9400         (Output_file_header::do_sized_write): For large segment count,
9401         write PN_XNUM to e_phnum field.
9402
9403 2010-01-15  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9404
9405         * arm.cc (Arm_relocate_functions::thm_jump6): New function.
9406         (Arm_relocate_functions::thm_jump8): New function.
9407         (Arm_relocate_functions::thm_jump11): New function.
9408         (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
9409         R_ARM_THM_JUMP11.
9410         (Target_arm::Scan::global): Likewise.
9411         (Target_arm::Relocate::relocate): Likewise.
9412         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9413         Likewise.
9414
9415 2010-01-14  Doug Kwan  <dougkwan@google.com>
9416
9417         * arm.cc (map, utility): Include headers.
9418         (Target_arm::apply_cortex_a8_workaround): New method.
9419         (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
9420         (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
9421         (Target_arm::Scan::global): R_ARM_THM_JUMP19.
9422         (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
9423         the --[no-]fix-cortex-a8 command line options.
9424         (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
9425         (Target_arm::relocate_stub): Use addend in instruction template.
9426         * options.h (DEFINE_bool): Set the user-set flag.
9427         (General_options): Add --[no-]-fix-cortex options.
9428         * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
9429         : Update fast look-up map after conversion.
9430
9431 2010-01-14  Sriraman Tallam  <tmsriram@google.com>
9432
9433         * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
9434         in the first pass of do_layout.
9435
9436 2010-01-13  Doug Kwan  <dougkwan@google.com>
9437
9438         * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9439         Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
9440         apparent compiler problem of not folding static constant integral
9441         data members of elfcpp::Elf_sizes<32>.
9442
9443 2010-01-13  Doug Kwan  <dougkwan@google.com>
9444
9445         * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9446         Arm_relobj::section_needs_cortex_a8_stub_scanning,
9447         Arm_relobj::scan_section_for_cortex_a8_erratum,
9448         Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
9449         (Arm_relobj::scan_sections_for_stubs): Move code deciding what
9450         sections to scan for relocation stubs into a new method
9451         Arm_relobj::section_needs_reloc_stub_scanning.  Handle both
9452         relocation and Cortex-A8 stub scanning.
9453         (Target_arm::do_relax): Force stubs to be after stubbed sections
9454         if fixing the Cortex-A8 erratum.  Remove all Cortex-A8 stubs at
9455         the beginning of a new relaxation pass.  Update a comment.
9456         (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
9457
9458 2010-01-12  Ian Lance Taylor  <iant@google.com>
9459
9460         * target-reloc.h (visibility_error): New inline function.
9461         (relocate_section): Call visibility_error.
9462         * testsuite/Makefile.am (check_DATA): Add protected_3.err.
9463         (MOSTLYCLEANFILES): Likewise.
9464         (protected_4_pic.o, protected_3.err): New targets.
9465         * testsuite/protected_4.cc: New file.
9466
9467 2010-01-12  Doug Kwan  <dougkwan@google.com>
9468
9469         * arm.cc (Cortex_a8_reloc): New class.
9470         (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
9471         and cortex_a8_relocs_info_.
9472         (Target_arm::fix_cortex_a8): New method definition.
9473         (Target_arm::Cortex_a8_relocs_info): New type.
9474         (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
9475         New data member declarations.
9476         (Target_arm::scan_reloc_for_stub): Record information about
9477         relocations for THUMB branches that might be exempted from the
9478         Cortex-A8 workaround.
9479         (Target_arm::do_relax): Clear all Cortex-A8 relocation information
9480         at the beginning of a relaxation pass.
9481
9482 2010-01-12  Doug Kwan  <dougkwan@google.com>
9483
9484         * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
9485         (Arm_relobj::Mapping_symbol_position,
9486          Arm_reloj::Mapping_symbol_position_less,
9487          Arm_relobj::Mapping_symbols_info): New types.
9488         (Target_arm::is_mapping_symbol_name): New method definition.
9489         (Arm_relobj::do_count_local_symbols): Save information about mapping
9490         symbols.
9491
9492 2010-01-11  Doug Kwan  <dougkwan@google.com>
9493
9494         * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
9495         Arm_relocate_functions::thumb32_branch_upper,
9496         Arm_relocate_functions::thumb32_branch_lower,
9497         Arm_relocate_functions::thumb32_cond_branch_offset,
9498         Arm_relocate_functions::thumb32_cond_branch_upper,
9499         Arm_relocate_functions::thumb32_cond_branch_lower,
9500         Arm_relocate_functions::thm_jump19): New methods to handle THUMB
9501         branch offset encoding.
9502         (Arm_relocate_functions::thumb_branch_common): Use new branch
9503         offset encoding methods to avoid code duplication.
9504         (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
9505         (Stub_addend_reader::operator()): Use new branch encoding method
9506         to avoid code duplication.
9507
9508 2010-01-11  Doug Kwan  <dougkwan@google.com>
9509
9510         * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
9511         (Target_arm::do_finalize_sections): Define special EXIDX section
9512         symbols only if referenced.
9513         * gc.h (Garbage_collection::add_reference): New method.
9514         (gc_process_relocs): Use Garbage_collection::add_reference to avoid
9515         code duplication.
9516
9517 2010-01-11  Ian Lance Taylor  <iant@google.com>
9518
9519         * script.cc (Version_script_info::build_expression_list_lookup):
9520         Change complaing about duplicate wildcard match from error to
9521         warning.
9522
9523         * script.cc (class Lazy_demangler): Recreate--revert part of patch
9524         of 2009-12-30.
9525         (Version_script_info::Version_script_info): Initialize globs_,
9526         default_version_, default_is_global_, and exact_.  Don't
9527         initialize globals_ or locals_.
9528         (Version_script_info::build_lookup_tables): Build local symbols
9529         first.
9530         (Version_script_info::unquote): New function.
9531         (Version_script_info::add_exact_match): New function.
9532         (Version_script_info::build_expression_list_lookup): Remove lookup
9533         parameter.  Add is_global parameter.  Change all callers.  Handle
9534         wildcard pattern specially.  Unquote pattern.  Call
9535         add_exact_match.
9536         (Version_script_info::get_name_to_match): New function.
9537         (Version_script_info::get_symbol_version): New function.
9538         (Version_script_info::get_symbol_version_helper): Remove.
9539         (Version_script_info::check_unmatched_names): Call unquote.
9540         * script.h (class Version_script_info): Change get_symbol_version
9541         to be non-inline and add is_global parameter; change all callers.
9542         Rewrite symbol_is_local.  Update declarations.  Define struct
9543         Version_tree_match, Exact, Globs.  Don't define struct Lookup.
9544         Remove globals_ and locals_ members.  Add exact_, globs_,
9545         default_version_, is_global_.
9546         (Version_script_info::Glob): Remove pattern, add expression and
9547         is_global.  Update constructor.  Change all callers.
9548         * dynobj.cc (Versions::finalize): Mark the version symbol as the
9549         default version.
9550         (Versions::symbol_section_contents): If a symbol is undefined, or
9551         defined in a dynamic object, set the version index to
9552         VER_NDX_LOCAL.
9553         * symtab.cc (Symbol_table::add_from_relobj): Don't call
9554         symbol_is_local.
9555         (Symbol_table::add_from_pluginobj): Likewise.
9556         * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
9557
9558 2010-01-11  Doug Kwan  <dougkwan@google.com>
9559
9560         * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
9561         (incremental_dump_LDADD): Add linking option for libintl.
9562         * Makefile.in: Regenerate.
9563
9564 2010-01-11  H.J. Lu  <hongjiu.lu@intel.com>
9565
9566         PR gold/11144
9567         * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
9568         instead of -Ds.
9569         * testsuite/Makefile.in: Regenerated.
9570
9571 2010-01-10  Doug Kwan  <dougkwan@google.com>
9572
9573         * options.h (DEFINE_var): Use parentheses around argument varname__
9574         in macro body to avoid any unintended subsequent substitutions.
9575
9576 2010-01-10  Ian Lance Taylor  <iant@google.com>
9577
9578         * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
9579         candidates before doing symbol resolution.
9580
9581         * resolve.cc (Symbol_table::resolve): Add symbols to the list of
9582         ODR candidates if only one is weak.
9583
9584 2010-01-08  Ian Lance Taylor  <iant@google.com>
9585
9586         * script.cc (Version_script_info::build_expression_list_lookup):
9587         Don't warn about ambiguous version, just record the ambiguity.
9588         (Version_script_info::get_symbol_version_helper): Give error if
9589         version is ambiguous.
9590
9591 2010-01-08  Doug Kwan  <dougkwan@google.com>
9592
9593         * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
9594         prev_data_size_ and prev_addralign_.  Remove initializer for
9595         deleted data member has_been_changed_.
9596         (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
9597         to determine if the table is empty.
9598         (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
9599         Remove.
9600         (Stub_table::add_reloc_stub): Define method in class definition
9601         instead of just declaring it there.
9602         (Stub_table::add_cortex_a8_stub): New method definition.
9603         (Stub_table::update_data_size_and_addralign): Ditto.
9604         (Stub_table::finalize_stubs): Ditto.
9605         (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
9606         (Stub_table::do_addralign_): Return address alignment in the
9607         (Stub_table::do_reset_address_and_file_offset): Define method in
9608         class definition instead of declaring it there.  Set current data
9609         size to be the data size of the previous pass.
9610         (Stub_table::set_final_data_size): Use current data size as the
9611         final data size.
9612         (Stub_table::relocate_stub): Change parameter type of stub from
9613         Reloc_stub pointer to Stub pointer.
9614         (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
9615         (Stub_table::Cortex_a8_stub_list): New typedef.
9616         (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
9617          Stub_table::prev_addralign_): New data member.
9618         (Arm_relobj::Arm_relobj): Initialize data member
9619         section_has_cortex_a8_workaround_.
9620         (Arm_relobj::section_has_cortex_a8_workaround,
9621          Arm_relobj::mark_section_for_cortex_a8_workaround): New method
9622          definitions.
9623         (Arm_relobj::section_has_cortex_a8_workaround_): New data member
9624         declarations.
9625         (Target_arm::relocate_stub): Change parameter type of stub from
9626         Reloc_stub pointer to Stub pointer.
9627         (Insn_template::size, Insn_template::alignment): Handle
9628         THUMB16_SPECIAL_TYPE.
9629         (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
9630          Stub_table::update_data_size_and_addralign,
9631          Stub_table::apply_cortex_a8_workaround_to_address_range): New method
9632         definitions.
9633         (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
9634         (Stub_table::do_write): Ditto.
9635         (Target_arm::do_relax): Adjust code for changes in Stub_table.
9636
9637 2010-01-08  Ian Lance Taylor  <iant@google.com>
9638
9639         PR 11108
9640         * symtab.h (class Symbol): Remove fields is_target_special_ and
9641         has_plt_offset_.  Add field is_defined_in_discarded_section_.
9642         (Symbol::is_defined_in_discarded_section): New function.
9643         (Symbol::set_is_defined_in_discarded_section): New function.
9644         (Symbol::has_plt_offset): Rewrite.
9645         (Symbol::set_plt_offset): Verify that new offset is not -1U.
9646         * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
9647         Don't initialize is_target_special_ or has_plt_offset_.
9648         Initialize is_defined_in_discarded_section_.
9649         (Symbol_table::add_from_relobj): If appropriate, set
9650         is_defined_in_discarded_section.
9651         * resolve.cc (Symbol::override_base_with_special): Don't test
9652         is_target_special_.  Change has_plt_offset_ to has_plt_offset().
9653         * target-reloc.h (relocate_section): Do special handling for
9654         symbols defined in discarded sections for global symbols as well
9655         as local symbols.
9656
9657 2010-01-08  Ian Lance Taylor  <iant@google.com>
9658
9659         * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
9660         the SHT_SYMTAB case.
9661
9662 2010-01-08  Ian Lance Taylor  <iant@google.com>
9663
9664         * object.cc (Sized_relobj::do_layout): Don't get confused if
9665         layout_eh_frame returns NULL.
9666
9667 2010-01-08  Ian Lance Taylor  <iant@google.com>
9668
9669         PR 11084
9670         * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
9671         dynamic symbol table, use the normal symbol table.
9672         (Sized_dynobj::do_read_symbols): Remove assertion about type of
9673         symbol table.
9674
9675 2010-01-08  Ian Lance Taylor  <iant@google.com>
9676
9677         PR 11072
9678         * layout.cc (Layout::include_section): Remove .gnu_debuglink
9679         sections.
9680
9681 2010-01-08  H.J. Lu  <hongjiu.lu@intel.com>
9682
9683         * version.cc (print_version): Change to "Copyright 2010".
9684
9685 2010-01-08  Ian Lance Taylor  <iant@google.com>
9686
9687         PR 10287
9688         PR 11063
9689         * i386.cc (class Target_i386): Change return type of plt_section
9690         to be non-const.
9691         (class Output_data_plt_i386): Add tls_desc_rel_ field.
9692         (Output_data_plt_i386::Output_data_plt_i386): Initialize
9693         tls_desc_rel_ field.
9694         (Output_data_plt_i386::rel_tls_desc): New function.
9695         (Target_i386::rel_tls_desc_section): New function.
9696         (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
9697         (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
9698         R_386_TLS_DESC reloc in rel_tls_desc_section.
9699         * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
9700         Define struct Tlsdesc_info.
9701         (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
9702         (Target_x86_64::do_reloc_symbol_index): New function.
9703         (Target_x86_64::add_tlsdesc_info): New function.
9704         (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
9705         (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
9706         tlsdesc_rel_ field.
9707         (Output_data_plt_x86_64::rela_plt): Rename from rel_plt.  Change
9708         all callers.
9709         (Output_data_plt_x86_64::rela_tlsdesc): New function.
9710         (Target_x86_64::rela_tlsdesc_section): New function.
9711         (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
9712         handling.
9713         (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
9714         (Target_x86_64::do_reloc_addend): New function.
9715         R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
9716         * output.h (class Output_reloc) [SHT_REL]: Add new constructor
9717         declarations.  Define TARGET_CODE.  Add arg field to u1_ union.
9718         (Output_reloc::type): New function.
9719         (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
9720         (Output_reloc::is_target_specific): New function.
9721         (Output_reloc::target_arg): New function.
9722         (class Output_reloc) [SHT_RELA]: Add four new constructors for
9723         absolute relocs and target specific relocs.
9724         (class Output_data_reloc) [SHT_REL]: Add add_absolute and
9725         add_target_specific.
9726         (class Output_data_reloc) [SHT_RELA]: Likewise.
9727         * output.cc (Output_reloc::Output_reloc): Add four new versions
9728         for absolute relocs and target specific relocs.
9729         (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
9730         (Output_reloc::get_symbol_index): Likewise.
9731         (Output_reloc::local_section_offset): Check that local_sym_index_
9732         is not TARGET_CODE or 0.
9733         (Output_reloc::symbol_value): Likewise.
9734         (Output_reloc::write) [SHT_RELA]: Call target for target specific
9735         reloc.
9736         * target.h (class Target): Add reloc_symbol_index and reloc_addend
9737         functions.  Add do_reloc_symbol_index and do_reloc_addend virtual
9738         functions.
9739         * layout.cc (add_target_dynamic_tags): Use output section for
9740         DT_PLTRELSZ and DT_JMPREL.
9741
9742 2010-01-07  Ian Lance Taylor  <iant@google.com>
9743
9744         PR 11061
9745         * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
9746         function.
9747         (class Output_data_reloc_generic): Define.
9748         (class Output_data_reloc_base): Change base class to
9749         Output_data_reloc_generic.  Change add() method to call
9750         bump_relative_reloc_count for a relative reloc.  Remove
9751         sort_relocs_ field.
9752         * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
9753         to sort_relocs().
9754         * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
9755         Output_data_reloc_generic*.  Add DT_RELCOUNT/DT_RELACOUNT tag if
9756         appropriate.
9757         * layout.h (class Layout): Update declaration.
9758
9759 2010-01-07  Ian Lance Taylor  <iant@google.com>
9760
9761         * output.h (class Output_data): Add const version of
9762         output_section and do_output_section.
9763         (class Output_section_data): Add const version of
9764         do_output_section.
9765         (class Output_section): Likewise.
9766         * layout.cc (Layout::add_target_dynamic_tags): New function.
9767         * layout.h (class Layout): Update declarations.
9768         * arm.cc (Target_arm::do_finalize_sections): Use
9769         add_target_dynamic_tags.
9770         * i386.cc (Target_i386::do_finalize_sections): Likewise.
9771         * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9772         * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9773         * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9774
9775 2010-01-07  Ian Lance Taylor  <iant@google.com>
9776
9777         PR 11042
9778         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
9779         object as needed.
9780
9781 2010-01-07  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
9782             Ian Lance Taylor  <iant@google.com>
9783
9784         PR 11019
9785         * object.cc: Instantiate Xindex::initialize_symtab_xindex and
9786         Xindex::read_symtab_xindex.
9787
9788 2010-01-07  Doug Kwan  <dougkwan@google.com>
9789
9790         * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
9791         (Insn_template::thumb16_bcond_insn): New method declaration.
9792         (Insn_template): Fix spelling.
9793         (Stub::thumb16_special): New method declaration.
9794         (Stub::do_write): Define virtual method which was previously pure
9795         virtual.
9796         (Stub::do_thumb16_special): New method declaration.
9797         (Stub::do_fixed_endian_write): New template member.
9798         (Reloc_stub::do_write): Remove.
9799         (Reloc_stub::do_fixed_endian_write): Remove.
9800         (Cortex_a8_stub): New class definition.
9801         (Stub_factory::make_cortex_a8_stub): New method definition.
9802         (Stub_factory::Stub_factory): Add missing static storage class
9803         qualifier for elf32_arm_stub_a8_veneer_blx.
9804
9805 2010-01-07  Ian Lance Taylor  <iant@google.com>
9806
9807         PR 10980
9808         * options.h (class General_options): Add --warn-unresolved-symbols
9809         and --error-unresolved-symbols.
9810         * errors.cc (Errors::undefined_symbol): Implement
9811         --warn-unresolved-symbols.
9812
9813         * options.h (class General_options): Add -z text and -z textoff.
9814         * layout.cc (Layout::finish_dynamic_section): Implement -z text.
9815
9816 2010-01-06  Sriraman Tallam  <tmsriram@google.com>
9817
9818         * gc.h (Garbage_collection::Cident_section_map): New typedef.
9819         (Garbage_collection::cident_sections): New function.
9820         (Garbage_collection::add_cident_section): New function.
9821         (Garbage_collection::cident_sections_): New member.
9822         (gc_process_relocs): Add references to sections whose names are C
9823         identifiers.
9824         * gold.h (cident_section_start_prefix): New constant.
9825         (cident_section_stop_prefix): New constant.
9826         (is_cident): New function.
9827         * layout.cc (Layout::define_section_symbols): Replace string constants
9828         with the newly defined constants.
9829         * object.cc (Sized_relobj::do_layout): Track sections whose names are
9830         C identifiers.
9831         * testsuite/Makefile.am: Add gc_orphan_section_test.
9832         * testsuite/Makefile.in: Regenerate.
9833         * testsuite/gc_orphan_section_test.cc: New file.
9834         * testsuite/gc_orphan_section_test.sh: New file.
9835
9836 2010-01-06  Ian Lance Taylor  <iant@google.com>
9837
9838         PR 10980
9839         * options.h (class General_options): Add --warn-shared-textrel.
9840         * layout.cc (Layout::finish_dynamic_section): Implement
9841         --warn-shared-textrel.
9842
9843         PR 10980
9844         * options.h (class General_options): Add --warn-multiple-gp.
9845
9846 2010-01-06  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9847
9848         * Makefile.am (incremental_dump_DEPENDENCIES): Remove
9849         $(THREADSLIB) and $(LIBDL).
9850         * Makefile.in: Rebuild.
9851
9852 2010-01-06  Ian Lance Taylor  <iant@google.com>
9853
9854         PR 10980
9855         * options.cc (General_options::parse_section_start): New function.
9856         (General_options::section_start): New function.
9857         (General_options::General_options): Initialize all members.
9858         * options.h: Include <map>
9859         (class General_options): Add --section-start.  Add section_starts_
9860         member.
9861         * layout.cc (Layout::attach_allocated_section_to_segment): If
9862         --section-start was used, set the address of the segment.  Remove
9863         local sort_sections.
9864         (Layout::relaxation_loop_body): If the address of the load segment
9865         has been set by --section-start, don't use it.
9866         * output.h (Output_segment::update_flags_for_output_section): New
9867         function.
9868         * output.cc (Output_segment::add_output_section): Call
9869         update_flags_for_output_section.
9870
9871 2010-01-05  Ian Lance Taylor  <iant@google.com>
9872
9873         PR 10980
9874         * options.h (class General_options): Add --undefined-version.
9875         * script.cc (struct Version_expression): Add was_matched_by_symbol
9876         field.
9877         (Version_script_info::matched_symbol): New function.
9878         (Version_script_info::get_symbol_version_helper): Call
9879         matched_symbol.
9880         (Version_script_info::check_unmatched_names): New function.
9881         * script.h (class Version_script_info): Update declarations.
9882         * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
9883
9884         * options.h (class General_options): Use DEFINE_bool_alias for
9885         allow_multiple_definition.
9886         * resolve.cc (Symbol_table::should_override): Don't test
9887         allow_multiple_definition.
9888
9889         PR 10980
9890         * options.h (class General_options): Add --cref.
9891         * main.cc (main): Print cref table if --cref.  Don't close mapfile
9892         until after printing cref table.
9893         * cref.cc: Include "symtab.h".
9894         (class Cref_inputs): Define Cref_table_compare and Cref_table.
9895         (Cref_table_compare::operator()): New function.
9896         (Cref_inputs::gather_cref): New function.
9897         (filecol): New static const.
9898         (Cref_inputs::print_cref): New function.
9899         (Cref::print_cref): New function.
9900         * cref.h: Include <cstdio>.
9901         (class Cref): Update declarations.
9902         * mapfile.h (Mapfile::file): New function.
9903         * object.h (class Object): Define Symbols.  Declare virtual
9904         do_get_global_symbols.
9905         (Object::get_global_symbols): New function.
9906         * object.cc (Input_objects::add_object): Pass object to cref_ if
9907         --cref.
9908         (Input_objects::archive_start): Likewise.
9909         (Input_objects::archive_stop): Likewise.
9910         (Input_objects::print_cref): New function.
9911         * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
9912         * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
9913         --cref.
9914         * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
9915         function.
9916         * plugin.h (class Sized_pluginobj): Update declarations.
9917
9918 2010-01-05  Ian Lance Taylor  <iant@google.com>
9919
9920         * symtab.cc (Symbol_table::add_from_object): Rename def parameter
9921         to is_default_version.  Rename insdef to insdefault.
9922         (Symbol_table::add_from_relobj): Rename def to is_default_version
9923         and local to is_forced_local.
9924         (Symbol_table::add_from_pluginobj): Likewise.
9925         (Symbol_table::add_from_dynobj): Likewise.
9926         (Symbol_table::define_special_symbol): Rename insdef to
9927         insdefault.
9928
9929 2010-01-04  Ian Lance Taylor  <iant@google.com>
9930
9931         PR 10980
9932         * options.h (class General_options): Add
9933         --allow-multiple-definition and -z muldefs.
9934         * resolve.cc (Symbol_table::should_override): Don't warn about a
9935         multiple symbol definition if --allow-multiple-definition or -z
9936         muldefs.
9937
9938         PR 10980
9939         * options.h (class General_options): Add --add-needed and
9940         --copy-dt-needed-entries.  Tweak --as-needed help entry.
9941         * object.cc (Input_objects::check_dynamic_dependencies): Give an
9942         error if --copy-dt-needed-entries aka --add-needed is used and
9943         would cause a change in behaviour.
9944
9945         PR 10980
9946         * options.h (class General_options): Add -G as a short version of
9947         --shared.  Add no-op options -assert, -g, and -i.
9948
9949 2010-01-04  Sriraman Tallam  <tmsriram@google.com>
9950
9951         * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
9952         check for .text or .gnu.linkonce.t sections.
9953         * icf.cc (Icf::find_identical_sections): Ditto.
9954         Change the detection for mangled function name within the section
9955         name.
9956         * icf.h (is_section_foldable_candidate): New function.
9957
9958 2009-12-30  Ian Lance Taylor  <iant@google.com>
9959
9960         PR 10980
9961         * options.h (class General_options): Permit two dashes with
9962         --retain-symbols-file.
9963
9964 2009-12-30  Ian Lance Taylor  <iant@google.com>
9965
9966         PR 10979
9967         * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
9968         don't put the file header and segment headers in the text
9969         segment.
9970
9971         PR 10979
9972         * common.cc (Sort_commons::operator()): Stabilize sort when both
9973         entries are NULL.
9974         (Symbol_table::do_allocate_commons_list): When allocating common
9975         symbols, skip a symbol which is no longer common.
9976         * symtab.h (Symbol::is_common): Test whether the symbol comes from
9977         an object before checking its type.
9978         * testsuite/common_test_2.c: New file.
9979         * testsuite/common_test_3.c: New file.
9980         * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
9981         (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
9982         (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
9983         (common_test_2_pic.o, common_test_2.so): New targets.
9984         (common_test_3_pic.o, common_test_3.so): New targets.
9985         * testsuite/Makefile.in: Rebuild.
9986
9987         PR 10979
9988         * script.cc (read_input_script): If we see a new SECTIONS clause,
9989         and we have added an input section, give an error.
9990         * layout.h (class Layout): Add have_added_input_section function.
9991         Add have_added_input_section_ field.
9992         * layout.cc (Layout::Layout): Initialize
9993         have_added_input_section_.
9994         (Layout::layout): Set have_added_input_section_.
9995         (Layout::layout_eh_frame): Likewise.
9996
9997 2009-12-30  Ian Lance Taylor  <iant@google.com>
9998
9999         PR 10931
10000         * options.h (class General_options): Add --sort-common option.
10001         * symtab.h (class Symbol_table): Define Sort_commons_order enum.
10002         * common.cc (Sort_common): Add sort_order parameter to
10003         constructor.  Add sort_order_ field.
10004         (Sort_commons::operator): Check sort_order_.
10005         (Symbol_table::allocate_commons): Determine the sort order.
10006         (Symbol_table::do_allocate_commons): Add sort_order parameter.
10007         Change all callers.
10008         (Symbol_table::do_allocate_commons_list): Likewise.
10009
10010 2009-12-30  Ian Lance Taylor  <iant@google.com>
10011
10012         PR 10916
10013         * symtab.cc (Symbol_table::add_from_relobj): When not exporting
10014         symbols from this object, don't change the visibility of an
10015         undefined symbol.
10016         * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
10017
10018 2009-12-30  Ian Lance Taylor  <iant@google.com>
10019
10020         PR 10861
10021         * script.h (class Version_script_info): Define Language enum.
10022         Update declarations.  Define Glob, Exact, and Lookup types.  Add
10023         new fields globals_, locals_, and is_finalized_.
10024         * script.cc: Various formatting fixes.
10025         (class Parser_closure): Change language_stack_ from a vector of
10026         std::string to one of Version_script_info::Language.  Adjust all
10027         uses accordingly.
10028         (class Lazy_demangler): Remove.
10029         (struct Version_expression): Change language from std::string to
10030         Version_script_info::Language.
10031         (Version_script_info::Version_script_info): New function.
10032         (Version_script_info::~Version_script_info): Don't call clear.
10033         (Version_script_info::finalize): New function.
10034         (Version_script_info::build_lookup_tables): New function.
10035         (Version_script_info::build_expression_list_lookup): New
10036         function.
10037         (Version_script_info::get_symbol_version_helper): Rewrite to use
10038         lookup tables.
10039         (Version_script_info::print_expression_list): Adjust to use
10040         Version_script_info::Language.
10041         (script_push_lex_into_version_mode): Check that the version script
10042         has not been finalized.
10043         (version_script_push_lang): Change language string to
10044         Version_script_info::Language.
10045         * options.cc (Command_line::version_script): New function.
10046         * options.h (class General_options): Add finalize_dynamic_list
10047         function.  Change version_script from declaration to definition.
10048         * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
10049         * testsuite/version_script.map: Remove duplicate def of foo.
10050         * testsuite/Makefile.am (ver_matching_def.so): Depend upon
10051         version_script.map.
10052         * testsuite/Makefile.in: Rebuild.
10053
10054 2009-12-30  Ian Lance Taylor  <iant@google.com>
10055
10056         PR 10843
10057         * target-reloc.h (relocate_for_relocatable): When copying a reloc,
10058         if the input symbol index is 0, make the output symbol index 0.
10059
10060 2009-12-30  Ian Lance Taylor  <iant@google.com>
10061
10062         PR 10670
10063         * options.h (class General_options): Add -x/--discard-all.
10064         * object.cc (Sized_relobj::do_count_local_symbols): Handle
10065         --discard-all.  If the local symbol needs a dynamic entry, check
10066         that before handling --discard-locals.
10067
10068 2009-12-30  Ian Lance Taylor  <iant@google.com>
10069
10070         PR 10450
10071         * output.cc (Output_segment::Output_segment): If PT_TLS, set the
10072         flags to PF_R.
10073         (Output_segment::add_output_section): Don't change the flags if
10074         the type is PT_TLS.
10075
10076         PR 10450
10077         * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
10078         GNU hash table if they need a dynamic value.  Otherwise, don't add
10079         them if they are defined in a dynamic object or are forced local.
10080
10081 2009-12-29  Ian Lance Taylor  <iant@google.com>
10082
10083         PR 10450
10084         * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
10085         .gnu.hash table for a 32-bit target.
10086
10087         PR 10450
10088         * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
10089         regular and a dynamic object only needs a dynamic symbol table
10090         entry if it is externally visible.
10091
10092         PR 10450
10093         * i386.cc (class Target_i386): Initialize global_offset_table_ in
10094         constructor.  Add global_offset_table_ field.
10095         (Target_i386::got_section): Set global_offset_table_.
10096         (Target_i386::do_finalize_sections): Set global_offset_table_
10097         size.
10098         * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
10099         in constructor.  Add global_offset_table_ field.
10100         (Target_x86_64::got_section): Set global_offset_table_.
10101         (Target_x86_64::do_finalize_sections): Set global_offset_table_
10102         size.
10103
10104         * layout.cc (Layout::Layout): Initialize increase_relro_.
10105         (Layout::get_output_section): Add is_relro, is_last_relro, and
10106         is_first_non_relro parameters.  Change all callers.
10107         (Layout::choose_output_section): Likewise.
10108         (Layout::add_output_section_data): Likewise.
10109         (Layout::make_output_section): Likewise.
10110         (Layout::set_segment_offsets): Clear increase_relro when using a
10111         linker script.
10112         * layout.h (class Layout): Add increase_relro method.  Add
10113         increase_relro_ field.  Update declarations.
10114         * output.cc (Output_section::Output_section): Initialize
10115         is_last_relro_ and is_first_non_relro_.
10116         (Output_segment::add_output_section): Group relro sections is
10117         do_sort is true.  Handle is_last_relro and is_first_non_relro.
10118         (Output_segment::maximum_alignment): Remove relro handling.
10119         (Output_segment::set_section_addresses): Add increase_relro
10120         parameter.  Change all callers.  Add initial alignment to align
10121         relro sections on separate page.  Remove old relro handling.
10122         (Output_segment::set_section_list_addresses): Remove in_relro
10123         parameter.  Change all callers.
10124         (Output_segment::set_offset): Add increase parameter.  Change all
10125         callers.  Remove old relro handling.
10126         * output.h (class Output_section): Add new methods: is_last_relro,
10127         set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
10128         Add is_last_relro_ and is_first_non_relro_ fields.
10129         * i386.cc (Target_i386::got_section): Don't call set_is_relro.
10130         Create separate .got.plt section.  Call increase_relro.
10131         * x86_64.cc (Target_x86_64::got_section): Likewise.
10132         * testsuite/relro_script_test.t: Add .got.plt.
10133
10134         PR 10450
10135         * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
10136         (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
10137         (Layout::finalize): Call set_dynamic_symbol_size.
10138         (Layout::set_dynamic_symbol_size): New function.
10139         * layout.h (class Layout): Add dynamic_symbol_ field.  Declare
10140         set_dynamic_symbol_size.
10141
10142         PR 10450
10143         * output.h (class Output_section): Add is_entsize_zero_ field.
10144         * output.cc (Output_section::Output_section): Initialize
10145         is_entsize_zero_.
10146         (Output_section::set_entsize): If two different entsizes are
10147         requested, force it to zero.
10148         (Output_section::add_input_section): Set flags for .debug_str
10149         before updating section flags.  Set entsize.
10150         (Output_section::update_flags_for_input_section): Set SHF_MERGE
10151         and SHF_STRING if all input sections have those flags.
10152
10153 2009-12-29   Rafael Espindola  <espindola@google.com>
10154
10155         * main.cc (main): Fix the sys time reporting.
10156         * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
10157         reporting.
10158
10159 2009-12-29  Sriraman Tallam  <tmsriram@google.com>
10160
10161         * options.cc (General_options::parse_version): Allow -v to exit
10162         without an error if there is nothing to link.
10163
10164 2009-12-29  Ian Lance Taylor  <iant@google.com>
10165
10166         * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
10167         using a version of gcc before 4.1.
10168         * configure: Rebuild.
10169
10170 2009-12-28  Chris Demetriou  <cgd@google.com>
10171
10172         * attributes.cc (Output_attributes_section_data::do_write): Use
10173         std::vector::front rather than std::vector::data.
10174
10175 2009-12-28  Ian Lance Taylor  <iant@google.com>
10176
10177         * symtab.h (class Symbol_table): Add enum Defined.
10178         * resolve.cc (Symbol_table::should_override): Add defined
10179         parameter.  Change all callers.  Test whether object is NULL
10180         before calling a method on it.
10181         (Symbol_table::report_resolve_problem): Add defined parameter.
10182         Change all callers.
10183         (Symbol_table::should_override_with_special): Likewise.
10184         * symtab.cc (Symbol_table::define_in_output_data): Add defined
10185         parameter.  Change all callers.
10186         (Symbol_table::do_define_in_output_data): Likewise.
10187         (Symbol_table::define_in_output_segment): Likewise.
10188         (Symbol_table::do_define_in_output_segment): Likewise.
10189         (Symbol_table::define_as_constant): Likewise.
10190         (Symbol_table::do_define_as_constant): Likewise.
10191         * script.h (class Symbol_assignment): Add is_defsym parameter to
10192         constructor; change all callers.
10193         * script.cc (Script_options::add_symbol_assignment): Add is_defsym
10194         parameter.  Change all callers.  Add is_defsym_ field.
10195         (class Parser_closure): Add parsing_defsym parameter to
10196         constructor; change all callers.  Add parsing_defsym accessor
10197         function.  Add parsing_defsym_ field.
10198
10199 2009-12-28  Ian Lance Taylor  <iant@google.com>
10200
10201         * gold.cc (queue_middle_tasks): Fix formatting.
10202         * object.cc (Relobj::is_section_name_included): Likewise.
10203
10204 2009-12-23  Ian Lance Taylor  <iant@google.com>
10205
10206         * i386.cc (Target_i386::do_calls_non_split): Recognize
10207         -fsplit-stack prologue for a function with a static chain.
10208         * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
10209         -fsplit-stack prologue when using %r11.
10210
10211 2009-12-21  Sriraman Tallam  <tmsriram@google.com>
10212
10213         * options.cc (General_options::parse_version): Make -v continue and do
10214         the link like GNU ld does.
10215
10216 2009-12-17  Rafael Avila de Espindola  <espindola@google.com>
10217
10218         * Makefile.am (CCFILES): Add timer.cc.
10219         (HFILES): Add timer.h.
10220         * configure.ac: Check for sysconf and times.
10221         * main.cc: include timer.h.
10222         (main): Use Timer instead of get_run_time.
10223         * timer.cc: New.
10224         * timer.h: New.
10225         * workqueue.cc: include timer.h.
10226         (Workqueue::find_and_run_task):
10227         Report user, sys and wall time.
10228         * Makefile.in: Regenerate.
10229         * config.in: Regenerate.
10230         * configure: Regenerate.
10231
10232 2009-12-16  Doug Kwan  <dougkwan@google.com>
10233
10234         * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
10235         sections.
10236         * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
10237         relaxed input sections.
10238         * output.cc (Output_section::find_relaxed_input_section): Change
10239         return type to Output_relaxed_input_section pointer.  Adjust code
10240         for new type of relaxed_input_section_map_.
10241         * output.h (Output_section::find_relaxed_input_section): Change
10242         return type to Output_relaxed_input_section pointer.
10243         (Output_section::Output_relaxed_input_section_by_input_section_map):
10244         New type.
10245         (Output_section::relaxed_input_section_map_): Change type to
10246         Output_section::Output_relaxed_input_section_by_input_section_map.
10247         * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
10248         input section.
10249
10250 2009-12-15  Ian Lance Taylor  <iant@google.com>
10251
10252         * layout.cc (Layout::create_shstrtab): Only write out after input
10253         sections if we are compressing debug sections.
10254
10255 2009-12-15  Ian Lance Taylor  <iant@google.com>
10256
10257         * archive.cc (Archive::add_symbols): Only look up a symbol without
10258         a version if there is, in fact, a version.
10259
10260 2009-12-14  Ian Lance Taylor  <iant@google.com>
10261
10262         Revert -Wshadow changes, all changes from:
10263         2009-12-11  Doug Kwan  <dougkwan@google.com>
10264         2009-12-11  Nick Clifton  <nickc@redhat.com>
10265         * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
10266
10267 2009-12-11  Doug Kwan  <dougkwan@google.com>
10268
10269         * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
10270         due to -Wshadow.
10271         * attributes.cc (Object_attribute::size): Ditto.
10272         (Attributes_section_data::size): Ditto.
10273         (Attributes_section_data::Attributes_section_data): Ditto.
10274         (Output_attributes_section_data::do_write): Ditto.
10275         * attributes.h (Object_attribute::set_type): Ditto.
10276         * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
10277
10278 2009-12-11  Nick Clifton  <nickc@redhat.com>
10279
10280         * archive.cc: Fix shadowed variable warnings.
10281         * arm.cc: Likewise.
10282         * compressed_output.cc: Likewise.
10283         * compressed_output.h: Likewise.
10284         * configure: Likewise.
10285         * dwarf_reader.cc: Likewise.
10286         * dynobj.cc: Likewise.
10287         * dynobj.h: Likewise.
10288         * ehframe.cc: Likewise.
10289         * ehframe.h: Likewise.
10290         * errors.cc: Likewise.
10291         * expression.cc: Likewise.
10292         * fileread.cc: Likewise.
10293         * fileread.h: Likewise.
10294         * freebsd.h: Likewise.
10295         * i386.cc: Likewise.
10296         * icf.cc: Likewise.
10297         * incremental.h: Likewise.
10298         * layout.cc: Likewise.
10299         * layout.h: Likewise.
10300         * mapfile.cc: Likewise.
10301         * merge.cc: Likewise.
10302         * merge.h: Likewise.
10303         * object.cc: Likewise.
10304         * object.h: Likewise.
10305         * options.h: Likewise.
10306         * output.cc: Likewise.
10307         * output.h: Likewise.
10308         * parameters.cc: Likewise.
10309         * plugin.cc: Likewise.
10310         * powerpc.cc: Likewise.
10311         * reduced_debug_output.cc: Likewise.
10312         * reduced_debug_output.h: Likewise.
10313         * reloc.cc: Likewise.
10314         * reloc.h: Likewise.
10315         * resolve.cc: Likewise.
10316         * script-sections.cc: Likewise.
10317         * script.cc: Likewise.
10318         * script.h: Likewise.
10319         * sparc.cc: Likewise.
10320         * symtab.cc: Likewise.
10321         * symtab.h: Likewise.
10322         * target-select.cc: Likewise.
10323         * target-select.h: Likewise.
10324         * token.h: Likewise.
10325         * workqueue.cc: Likewise.
10326         * workqueue.h: Likewise.
10327         * x86_64.cc: Likewise.
10328
10329 2009-12-10  Doug Kwan  <dougkwan@google.com>
10330
10331         * arm.cc (attributes.h): New include.
10332         (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
10333         (Arm_relobj::~Arm_relobj): Delete object pointed by
10334         attributes_section_data_.
10335         (Arm_relobj::attributes_section_data): New method definition.
10336         (Arm_relobj::attributes_section_data_): New data member declaration.
10337         (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
10338         (Arm_dynobj::~Arm_dynobj): Delete object pointed by
10339         attributes_section_data_.
10340         (Arm_dynobj::attributes_section_data): New method definition.
10341         (Arm_dynobj::attributes_section_data_): New data member declaration.
10342         (Target_arm::Target_arm): Initialize attributes_section_data_.  Change
10343         initialization value of may_use_blx_ to false.
10344         (Target_arm::using_thumb2, Target_arm::using_thumb_only,
10345         Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
10346         object attributes to compute results instead of hard-coding.
10347         (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
10348         Target_arm::get_secondary_compatible_arch,
10349         Target_arm::set_secondary_compatible_arch
10350         Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10351         Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
10352         New method declarations.
10353         (Target_arm::get_aeabi_object_attribute): New method definition.
10354         (Target_arm::attributes_section_data_): New data member declaration.
10355         (read_arm_attributes_section): New template definition.
10356         (Arm_relobj::do_read_symbols): Read attributes section if it exists.
10357         (Arm_dynobj::do_read_symbols): Ditto.
10358         (Target_arm::do_finalize_sections): Merge attributes sections from
10359         input.  Check for BLX use after attributes section merging.
10360         Fix __exidx_start and __exidx_end visibility.  Create an
10361         .ARM.attributes section if necessary.
10362         (Target_arm::get_secondary_compatible_arch,
10363         Target_arm::set_secondary_compatible_arch,
10364         Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10365         Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
10366         Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
10367         New method definitions.
10368
10369 2009-12-09  Ian Lance Taylor  <iant@google.com>
10370
10371         * plugin.cc (Plugin::load): Don't cast from void* to a function
10372         pointer.
10373
10374 2009-12-09  Ian Lance Taylor  <iant@google.com>
10375
10376         * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
10377         information fields.
10378
10379 2009-12-09  H.J. Lu  <hongjiu.lu@intel.com>
10380
10381         * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
10382         Replace two_file_shared_1.so with two_file_shared_2.so.
10383         * testsuite/Makefile.in: Regenerated.
10384
10385 2009-12-08  Doug Kwan  <dougkwan@google.com>
10386
10387         * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
10388         (HFILES): Add attributes.h and int_encoding.h.
10389         * Makefile.in: Regenerate.
10390         * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
10391         function definitions to int_encoding.cc
10392         * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
10393         prototypes to int_encoding.h
10394         * reduced_debug_output.cc (int_encoding.h): New include.
10395         (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
10396         function definitions to int_encoding.cc
10397         (insert_into_vector, read_from_pointer): Move template definitions to
10398         int_encoding.h
10399         * attributes.cc: New file.
10400         * attributes.h: New file.
10401         * int_encoding.cc: New file.
10402         * int_encoding.h: New file.
10403
10404 2009-12-07  Rafael Avila de Espindola  <espindola@google.com>
10405
10406         PR gold/11055
10407         * incremental-dump.cc (dump_incremental_inputs): New.
10408         (main): Use dump_incremental_inputs.
10409
10410 2009-12-07  H.J. Lu  <hongjiu.lu@intel.com>
10411
10412         PR gold/10893
10413         * i386.cc (Target_i386::Scan::globa): Use is_func instead of
10414         checking elfcpp::STT_FUNC.
10415         (Target_i386::Relocate::relocate): Likewise.
10416         * x86_64.cc (Target_x86_64::Scan::global): Likewise.
10417
10418         * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
10419         symbols from shared libraries into normal FUNC symbols.
10420
10421         * symtab.h (Symbol): Add is_func and use it.
10422
10423 2009-12-05  Doug Kwan  <dougkwan@google.com>
10424
10425         * arm.cc (Target_arm::arm_info): Initialize new fields
10426         attributes_section and attributes_vendor.
10427         * i386.cc (Target_i386::i386_info): Same.
10428         * object.cc (Sized_relobj::do_layout): Skip attribute section.
10429         * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
10430         fields attributes_section and attributes_vendor.
10431         * sparc.cc (Target_sparc::sparc_info): Same.
10432         * target.h (Target::attributes_section, Target::attributes_vendor,
10433         Target::is_attributes_section, Target::attribute_arg_type,
10434         Target::attributes_order): New method definitions.
10435         (Target::Target_info::attributes_section,
10436         Target::Target_info::attributes_vendor): New fields.
10437         (Target::do_attribute_arg_type, Target::do_attributes_order): New
10438         virtual method definitions.
10439         * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
10440         attributes_section and attributes_vendor.
10441         * testsuite/testfile.cc (Target_test::test_target_info): Same.
10442
10443 2009-12-05  Doug Kwan  <dougkwan@google.com>
10444
10445         * arm.cc: Update comments about interworking and stub generation.
10446         (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
10447         considered as non-PIC.
10448         (Arm_relocate_functions::base_abs): Fix formatting.
10449         (Arm_relocate_functions::got_prel): Fix comment.  Change interface
10450         of function to use GOT entry address instead of offset.
10451         (Target_arm::Scan::global): Issue an error if a symbol would need a
10452         PLT does not get one because it is untyped.  Remove code to create
10453         dynamic symbols for relative branches.
10454         (Target_arm::Relocate::relocate: Use 0 instead of false since function
10455         takes unsigned integer instead of boolean.
10456
10457 2009-12-05  H.J. Lu  <hongjiu.lu@intel.com>
10458
10459         * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
10460         (two_file_test_LDADD): Likewise.
10461         (common_test_1_LDADD): Likewise.
10462         (exception_test_LDADD) Likewise.
10463         (weak_test_LDADD): Likewise.
10464         (many_sections_test_LDADD): Likewise.
10465         (initpri1_LDADD): Likewise.
10466         (script_test_1_LDADD): Likewise.
10467         (script_test_2_LDADD): Likewise.
10468         (justsyms_LDADD): Likewise.
10469         (binary_test_LDADD): Likewise.
10470         (large_LDADD): Likewise.
10471         * testsuite/Makefile.in: Regenerated.
10472
10473 2009-12-04  H.J. Lu  <hongjiu.lu@intel.com>
10474
10475         * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
10476         (Symbol_table::override_with_special): Likewise.
10477         (Symbol_table::add_from_object): Likewise.
10478
10479 2009-12-04  Rafael Avila de Espindola  <espindola@google.com>
10480
10481         * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10482         Don't set the data_offset twice.
10483
10484 2009-12-04  Rafael Avila de Espindola  <espindola@google.com>
10485
10486         * testsuite/Makefile.in: Regenerate.
10487
10488 2009-12-03  Doug Kwan  <dougkwan@google.com>
10489
10490         * arm.cc: Remove comment about missing .ARM.exidx section symbols.
10491         (Target_arm::do_finalize_sections): Add parameter for symbol table
10492         pointer.  Add __exidx_start and __exidx_end symbols as appropriate.
10493         * i386.cc (Target_i386::do_finalize_sections): Add an additional
10494         parameter for symbol table pointer.
10495         * layout.cc (Layout::finalize): Call Target::finalize_sections with
10496         an additional parameter for a pointer to symbol table.
10497         * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
10498         parameter for a symbol table pointer.
10499         * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
10500         * target.h (Target::finalize_sections, Target::do_finalize_sections):
10501         Ditto.
10502         * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
10503         parameter for a symbol table pointer.
10504
10505 2009-12-03  Rafael Avila de Espindola  <espindola@google.com>
10506
10507         * incremental.cc (Incremental_inputs_header)
10508         (Incremental_inputs_header_write, Incremental_inputs_entry)
10509         (Incremental_inputs_entry_write): Move ...
10510         * incremental.h (Incremental_inputs_header)
10511         (Incremental_inputs_header_write, Incremental_inputs_entry)
10512         (Incremental_inputs_entry_write): here.
10513
10514 2009-12-02  Rafael Avila de Espindola  <espindola@google.com>
10515
10516         * incremental.cc (make_sized_incremental_binary): Set the target.
10517         Error if it is incompatible.
10518         * output.h (Output_file): Add filename method.
10519
10520 2009-12-02  Rafael Avila de Espindola  <espindola@google.com>
10521
10522         * incremental.cc (Incremental_inputs_entry): Remove unused argument
10523         from the get_* methods.
10524
10525 2009-12-02  Rafael Avila de Espindola  <espindola@google.com>
10526
10527         * incremental-dump.cc (main): Check that the offeset of a script is 0.
10528         * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10529         Write 0 for the data_offset of scripts.
10530
10531 2009-12-02  Rafael Avila de Espindola  <espindola@google.com>
10532
10533         * testsuite/Makefile.am: Add the incremental_test.sh test.
10534         * testsuite/incremental_test.sh: New.
10535         * testsuite/incremental_test_1.c: New.
10536         * testsuite/incremental_test_2.c: New.
10537
10538 2009-12-01  Rafael Avila de Espindola  <espindola@google.com>
10539
10540         * incremental-dump.cc (main): Fix typos.
10541
10542 2009-11-27  Rafael Avila de Espindola  <espindola@google.com>
10543
10544         PR gold/11025
10545         * incremental-dump.cc (main): Use llu to print 64 bit values.
10546
10547 2009-11-26  Per Øyvind Karlsen <peroyvind@mandriva.org>
10548             H.J. Lu  <hongjiu.lu@intel.com>
10549
10550         * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
10551         $(LIBDL).
10552         (incremental_dump_LDADD): Likewise.
10553         * Makefile.in: Regenerated.
10554
10555 2009-11-25  Doug Kwan  <dougkwan@google.com>
10556
10557         Revert:
10558
10559         2009-11-25  Doug Kwan  <dougkwan@google.com>
10560
10561                 * arm.cc (Target_arm::Target_arm): Move method definition
10562                 outside of class definition.  Add code to handle
10563                 --target1-rel, --target1-abs and --target2= options.
10564                 (Target_arm::get_reloc_reloc_type): Change method to be
10565                 non-static and const.
10566                 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
10567                 New data member declaration.
10568                 (Target_arm::Scan::local, Target_arm::Scan::global,
10569                 Target_arm::Relocate::relocate,
10570                 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10571                 Adjust call to Target_arm::get_real_reloc_type.
10572                 (Target_arm::get_real_reloc_type): Use command line options
10573                 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10574                 * options.h (--target1-rel, --target1-abs, --target2): New
10575                 ARM-only options.
10576
10577 2009-11-25  Doug Kwan  <dougkwan@google.com>
10578
10579         * arm.cc (Target_arm::Target_arm): Move method definition outside of
10580         class definition.  Add code to handle --target1-rel, --target1-abs
10581         and --target2= options.
10582         (Target_arm::get_reloc_reloc_type): Change method to be non-static
10583         and const.
10584         (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
10585         member declaration.
10586         (Target_arm::Scan::local, Target_arm::Scan::global,
10587         Target_arm::Relocate::relocate,
10588         Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
10589         call to Target_arm::get_real_reloc_type.
10590         (Target_arm::get_real_reloc_type): Use command line options to
10591         determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10592         * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
10593         options.
10594
10595 2009-11-25  Doug Kwan  <dougkwan@google.com>
10596
10597         * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
10598         (Arm_relocate_functions::thumb_branch_common): New metod declaration.
10599         (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
10600         formatting.
10601         (Arm_relocate_functions::thm_call): Replace body with a call to
10602         Arm_relocate_functions::thumb_branch_common.
10603         (Arm_relocate_functions::thm_jump24,
10604         Arm_relocate_functions::thm_xpc22): New method definitions.
10605         (Arm_relocate_functions::thumb_branch_common): New method definition.
10606         (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
10607         operator.
10608         (Target_arm::Relocate::relocate): Adjust call to thm_call.
10609         Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
10610
10611 2009-11-24  Rafael Avila de Espindola  <espindola@google.com>
10612
10613         * Makefile.am: Build incremental-dump
10614         * Makefile.in: Regenerate.
10615         * incremental-dump.cc: New.
10616         * incremental.cc (Incremental_inputs_header_data,
10617         Incremental_inputs_entry_data): Move to incremental.h
10618         * incremental.h: (Incremental_inputs_header_data,
10619         Incremental_inputs_entry_data): Move from incremental.cc
10620
10621 2009-11-24  Rafael Avila de Espindola  <espindola@google.com>
10622
10623         * incremental.cc (Incremental_inputs_header,
10624         Incremental_inputs_header_write, Incremental_inputs_entry,
10625         Incremental_inputs_entry_write): Add a typedef with the data type.
10626
10627 2009-11-24  Rafael Avila de Espindola  <espindola@google.com>
10628
10629         * incremental.cc (Incremental_inputs_header,
10630         Incremental_inputs_header_write, Incremental_inputs_entry,
10631         Incremental_inputs_entry_write): Update comment about which
10632         type has the filed descriptions.
10633
10634 2009-11-15  Doug Kwan  <dougkwan@google.com>
10635
10636         * arm.cc (Target_arm::may_use_arm_nop): New method definition.
10637         (Arm_relocate_functions::arm_branch_common): Change method defintion
10638         in class definition to a method declaration and update list of formal
10639         parameters.
10640         (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
10641         Arm_relocation_functions::jump24): Adjust call to
10642         Arm_relocate_functions::arm_branch_common.  Update list of formal
10643         parameters.
10644         (Arm_relocate_functions::xpc25): New method definition.
10645         (Arm_relocate_functions::arm_branch_common): Move method defintion
10646         out from class definition.  Use stubs for mode-switching and extending
10647         branch ranges.
10648         (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
10649         specially.  Change code to enable use of stubs in ARM branches.
10650
10651 2009-11-10  Doug Kwan  <dougkwan@google.com>
10652
10653         * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
10654         in method declaration.
10655         (Target_arm::relocate_stub): New method declaration.
10656         (Target_arm::default_target): Change to return a pointer instead of
10657         a const reference.
10658         (Reloc_stub::stub_type_for_reloc): Adjust for the change in
10659         Target_arm::default_target.
10660         (Arm_Relobj::do_relocate_sections): Remove options paramater in
10661         method definition.
10662         (Target_arm::relocate_section): Adjust view.
10663         (Target_arm::relocate_stub): New method definition.
10664
10665 2009-11-10  Doug Kwan  <dougkwan@google.com>
10666
10667         * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
10668         a format warning.
10669         * incremental.cc (open_incremental_binary): Initialized local
10670         variables to avoid warnings.
10671         * object.cc (make_elf_object): Ditto.
10672         * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
10673         a format warning.
10674
10675 009-11-09  H.J. Lu  <hongjiu.lu@intel.com>
10676
10677         PR gold/10930
10678         * testsuite/plugin_test.c: Include "config.h".
10679
10680 2009-11-09  Doug Kwan  <dougkwan@google.com>
10681
10682         * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
10683         (arm_symbol_value): Remove.
10684         (Arm_relocate_functions::arm_branch_common,
10685         Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
10686         Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
10687         Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
10688         Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
10689         Arm_relocate_functions::call, Arm_relocate_functions::jump24,
10690         Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
10691         Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
10692         Arm_relocate_functions::thm_mobw_abs_nc,
10693         Arm_relocate_functions::thm_mov_abs,
10694         Arm_relocate_functions::movw_prel_nc,
10695         Arm_relocate_functions::thm_movt_abs,
10696         Arm_relocate_functions::movt_prel,
10697         Arm_relocate_functions::thm_movw_prel_nc,
10698         Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
10699         (Target_arm::Relocate::relocate): Only decompose address into two
10700         parts if relocation type uses the thumb-bit and pass the actual
10701         bit instead of a flag indicating that the thumb-bit is used.  Adjust
10702         calls to methods in Arm_relocate_functions for this change.
10703
10704 2009-11-08  Ian Lance Taylor  <iant@google.com>
10705
10706         PR 10925
10707         * reloc.cc: Instantiate
10708         Sized_relobj::initialize_input_to_output_maps and
10709         Sized_relobj:free_input_to_output_maps.
10710
10711 2009-11-06  Ian Lance Taylor  <iant@google.com>
10712
10713         PR 10876
10714         * defstd.cc (in_segment): Set only_if_ref true for "end".
10715
10716 2009-11-06  Doug Kwan  <dougkwan@google.com>
10717
10718         * arm.cc (class Reloc_stub): Correct a comment.
10719         (Target_arm::Target_arm): Initialize arm_input_section_map_.
10720         (Target_arm::scan_section_for_stubs): New method declaration.
10721         (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
10722         Change methods from private to protected.
10723         (Target_arm::do_may_relax): New method definition.
10724         (Target_arm::do_relax, Target_arm::group_sections,
10725         Target_arm::scan_reloc_for_stub,
10726         Target_arm::scan_reloc_section_for_stubs): New method declarations.
10727         (Target_arm::arm_input_section_map_): New data member declaration.
10728         (Target_arm::scan_reloc_for_stub,
10729         Target_arm::scan_reloc_section_for_stubs,
10730         Target_arm::scan_section_for_stubs, Target_arm::group_sections,
10731         Target_arm::do_relax): New method definitions.
10732
10733 2009-11-06  Mikolaj Zalewski  <mikolaj@google.com>
10734
10735         * configure.ac: Check for (struct stat)::st_mtim
10736         * fileread.cc (File_read::get_mtime): Use st_mtim if available.
10737         * config.in: Regenerate.
10738         * configure: Regenerate.
10739
10740 2009-11-05  Ian Lance Taylor  <iant@google.com>
10741
10742         PR 10910
10743         * output.cc (Output_segment::add_output_section): Add missing
10744         return statement.
10745
10746 2009-11-04  Ian Lance Taylor  <iant@google.com>
10747
10748         PR 10880
10749         * object.h (class Object): Add is_needed and set_is_needed
10750         methods.  Add is_needed_ field.  Make bool fields into bitfields.
10751         * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
10752         defined in a dynamic object and referenced by a regular object,
10753         set is_needed for the dynamic object.
10754         * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
10755         if the file is marked with as_needed and it is not needed.
10756
10757 2009-11-04  Ian Lance Taylor  <iant@google.com>
10758
10759         PR 10887
10760         * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
10761         tags if data is discarded by linker script.
10762         * i386.cc (Target_i386::do_finalize_sections): Likewise.
10763         * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10764         * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10765         * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10766
10767 2009-11-04  Ian Lance Taylor  <iant@google.com>
10768
10769         * layout.cc (Layout::get_output_section): Add is_interp and
10770         is_dynamic_linker_section parameters.  Change all callers.
10771         (Layout::choose_output_section): Likewise.
10772         (Layout::make_output_section): Likewise.
10773         (Layout::add_output_section_data): Add is_dynamic_linker_section
10774         parameter.  Change all callers.
10775         * layout.h (class Layout): Update declarations.
10776         * output.h (class Output_section): Add is_interp, set_is_interp,
10777         is_dynamic_linker_section, set_is_dynamic_linker_section methods.
10778         Add is_interp_, is_dynamic_linker_section_ fields.  Change
10779         generate_code_fills_at_write_ to a bitfield.
10780         * output.cc (Output_section::Output_sections): Initialize new
10781         fields.
10782         (Output_segment::add_output_section): Add do_sort parameter.
10783         Change all callers.
10784
10785 2009-11-03  Ian Lance Taylor  <iant@google.com>
10786
10787         PR 10860
10788         * options.h (class General_options): Add --warn-common.
10789         * resolve.cc (Symbol_table::resolve): Handle --warn-common when
10790         merging two common symbols.
10791         (Symbol_table::should_override): Handle --warn-common when merging
10792         a common symbol with a defined symbol.  Use report_resolve_problem
10793         for multiple definitions.
10794         (Symbol_table::report_resolve_problem): New function.
10795         * symtab.h (class Symbol_table): Declare report_resolve_problem.
10796
10797 2009-11-03  Doug Kwan  <dougkwan@google.com>
10798
10799         * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
10800         stub_factory_.
10801         (Target_arm::stub_factory): New method definition.
10802         (Target_arm::new_arm_input_section,
10803         Target_arm::find_arm_input_section, Target_arm::new_stub_table,
10804         Target_arm::reloc_uses_thumb_bit): New method declarations.
10805         (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
10806         New type definitions.
10807         (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
10808         member declarations.
10809         (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
10810         Target_arm::find_arm_input_section, Target_arm::new_stub_table):
10811         New method definitions.
10812
10813 2009-11-03  Ian Lance Taylor  <iant@google.com>
10814
10815         * options.h (class General_options): Add --warn_constructors.
10816
10817 2009-11-03  Ian Lance Taylor  <iant@google.com>
10818
10819         PR 10893
10820         * defstd.cc (in_section): Add entries for __rel_iplt_start,
10821         __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
10822
10823 2009-11-03  Ian Lance Taylor  <iant@google.com>
10824
10825         PR 10895
10826         * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
10827         --msgid-bugs-address.
10828         (install-pdf): New target.
10829         (install-data_yes): Look up one directory to find mkinstalldirs.
10830
10831 2009-11-03  H.J. Lu  <hongjiu.lu@intel.com>
10832
10833         * po/Make-in (.po.gmo): Don't generate .gmo files in source
10834         tree.
10835
10836 2009-10-30  Doug Kwan  <dougkwan@google.com>
10837
10838         * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
10839
10840 2009-10-30  Doug Kwan  <dougkwan@google.com>
10841
10842         * arm.cc (Stub_addend_reader): New struct template definition
10843         and partial specializations.
10844         (Stub_addend_reader::operator()): New method definition for a
10845         partially specialized template.
10846
10847 2009-10-30  Doug Kwan  <dougkwan@google.com>
10848
10849         * arm.cc (Arm_relobj::processor_specific_flags): New method
10850         definition.
10851         (Arm_relobj::do_read_symbols): New method declaration.
10852         (Arm_relobj::processor_specific_flags_): New data member declaration.
10853         (Arm_dynobj): New class definition.
10854         (Target_arm::do_finalize_sections): Add input_objects parameter.
10855         (Target_arm::do_adjust_elf_header): New method declaration.
10856         (Target_arm::are_eabi_versions_compatible,
10857         (Target_arm::merge_processor_specific_flags): New method declaration.
10858         (Target_arm::do_make_elf_object): New overloaded method definitions
10859         and declaration.
10860         (Arm_relobj::do_read_symbols): New method definition.
10861         (Arm_dynobj::do_read_symbols): Ditto.
10862         (Target_arm::do_finalize_sections): Add input_objects parameters.
10863         Merge processor-specific flags from all input objects.
10864         (Target_arm::are_eabi_versions_compatible,
10865         Target_arm::merge_processor_specific_flags,
10866         Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
10867         New method definitions.
10868         * i386.cc (Target_i386::do_finalize_sections): Add unnamed
10869         Input_objects pointer type parameter.
10870         * layout.cc (Layout::finalize): Pass input objects to target's.
10871         finalize_sections function.
10872         * output.cc (Output_file_header::do_sized_write): Set ELF file
10873         header's processor-specific flags.
10874         * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
10875         Input_objects pointer type parameter.
10876         * sparc.cc (Target_sparc::do_finalize_sections): Same.
10877         * target.h (Input_objects): New forward class declaration.
10878         (Target::processor_specific_flags,
10879         Target::are_processor_specific_flags_sect): New method definitions.
10880         (Target::finalize_sections): Add input_objects parameter.
10881         (Target::Target): Initialize processor_specific_flags_ and
10882         are_processor_specific_flags_set_.
10883         (Target::do_finalize_sections): Add unnamed Input_objects pointer type
10884         parameter.
10885         (Target::set_processor_specific_flags): New method definition.
10886         (Target::processor_specific_flags_,
10887         Target::are_processor_specific_flags_set_): New data member
10888         declarations.
10889         * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
10890         Input_objects pointer type parameter.
10891
10892 2009-10-30  Doug Kwan  <dougkwan@google.com>
10893
10894         * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
10895
10896 2009-10-28  Ian Lance Taylor  <iant@google.com>
10897
10898         * object.h (class Relobj): Drop options parameter from
10899         gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
10900         do_scan_relocs, do_relocate.  Change all callers.
10901         (class Sized_relobj): Drop options parameters from
10902         do_gc_process_relocs, do_scan_relocs, do_relocate,
10903         do_relocate_sections, relocate_sections, emit_relocs_scan,
10904         emit_relocs_scan_reltype.  Change all callers.
10905         (struct Relocate_info): Remove options field and all references to
10906         it.
10907         * reloc.h (class Read_relocs): Remove options constructor
10908         parameter and options_ field.  Change all callers.
10909         (class Gc_process_relocs, class Scan_relocs): Likewise.
10910         (class Relocate_task): Likewise.
10911         * target-reloc.h (scan_relocs): Remove options parameter.  Change
10912         all callers.
10913         (scan_relocatable_relocs): Likewise.
10914         * target.h (class Sized_target): Remove options parameter from
10915         gc_process_relocs, scan_relocs, scan_relocatable_relocs.  Change
10916         all callers.
10917         * gc.h (gc_process_relocs): Remove options parameter.  Change all
10918         callers.
10919         * arm.cc: Update functions to remove options parameters.
10920         * i386.cc: Likewise.
10921         * powerpc.cc: Likewise.
10922         * sparc.cc: Likewise.
10923         * x86_64.cc: Likewise.
10924         * testsuite/testfile.cc: Likewise.
10925
10926 2009-10-28  Doug Kwan  <dougkwan@google.com>
10927
10928         * arm.cc (Arm_relobj): New class definition.
10929         (Arm_relobj::scan_sections_for_stubs,
10930         Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
10931         New method definitions.
10932
10933 2009-10-28  Cary Coutant  <ccoutant@google.com>
10934
10935         * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
10936         (Plugin::cleanup_done_): New member.
10937         (Plugin_manager::Plugin_manager): Remove cleanup_done_.
10938         (Plugin_manager::cleanup_done_): Remove.
10939         (Plugin_manager::add_input_file): Edit error message.
10940         * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
10941         (Plugin_manager::cleanup): Remove use of cleanup_done_.
10942
10943 2009-10-27  Mikolaj Zalewski  <mikolajz@google.com>
10944
10945         * fileread.cc: (File_read::View::~View): Use the new
10946         data_ownership_ filed.
10947         (File_read::~File_read): Dispose the new whole_file_view_.
10948         (File_read::open): Mmap the whole file if needed.
10949         (File_read::open): Use whole_file_view_ instead of contents_.
10950         (File_read::find_view): Use whole_file_view_ if applicable.
10951         (File_read::do_read): Use whole_file_view_ instead of contents_.
10952         (File_read::make_view): Use whole_file_view_ instead of contents_,
10953         update File_read::View::View call.
10954         (File_read::find_or_make_view): Update File_read::View::View
10955         call.
10956         * fileread.h: (File_read::File_read): Initialize whole_file_view_,
10957         remove contents_
10958         (File_read::View::Data_ownership): New enum.
10959         (File_read::View::View): Replace bool mapped_ with Data_ownership
10960         argument.
10961         (File_read::View::mapped_): Remove (replaced by data_ownership_).
10962         (File_read::View::data_ownership_): New field.
10963         (File_read::contents_): Remove (replaced by whole_file_view_).
10964         (File_read::whole_file_view_): New field.
10965         * options.h (class General_options): Add --keep-files-mapped.
10966
10967 2009-10-27  Cary Coutant  <ccoutant@google.com>
10968
10969         * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
10970         * testsuite/Makefile.am (plugin_test_5): New test case.
10971         * testsuite/Makefile.in: Regenerate.
10972
10973 2009-10-25  Doug Kwan  <dougkwan@google.com>
10974
10975         * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
10976         from private to protected to allow access by child class.
10977         (Sized_relobj::do_relocate_sections): New method declaration.
10978         (Sized_relobj::relocate_sections): Virtualize.
10979         * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
10980         Sized_relobj::relocate_sections.  Instantiate template explicitly
10981         for different target sizes and endianity.
10982
10983 2009-10-24  Doug Kwan  <dougkwan@google.com>
10984
10985         * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
10986         (Arm_input_section::as_arm_input_section): New method.
10987         (Arm_output_section): New class definition.
10988         (Arm_output_section::create_stub_group,
10989         Arm_output_section::group_sections): New method definitions.
10990
10991 2009-10-22  Doug Kwan  <dougkwan@google.com>
10992
10993         * arm.cc (Arm_input_section): New class definition.
10994         (Arm_input_section::init, Arm_input_section:do_write,
10995         Arm_input_section::set_final_data_size,
10996         Arm_input_section::do_reset_address_and_file_offset): New method
10997         definitions.
10998
10999 2009-10-21  Doug Kwan  <dougkwan@google.com>
11000
11001         * arm.cc (Stub_table, Arm_input_section): New forward class
11002         declarations.
11003         (Stub_table): New class defintion.
11004         (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
11005         Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
11006         New method definition.
11007
11008 2009-10-21  Doug Kwan  <dougkwan@google.com>
11009
11010         * arm.cc: Update copyright comments.
11011         (Target_arm): New forward class template declaration.
11012         (Arm_address): New type.
11013         (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
11014         THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
11015         THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
11016         constants.
11017         (Insn_template): Same.
11018         (DEF_STUBS): New macro.
11019         (Stub_type): New enum type.
11020         (Stub_template): New class definition.
11021         (Stub): Same.
11022         (Reloc_stub): Same.
11023         (Stub_factory): Same.
11024         (Target_arm::Target_arm): Initialize may_use_blx_ and
11025         should_force_pic_veneer_.
11026         (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
11027         Target_arm::should_force_pic_veneer,
11028         Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
11029         Target_arm::using_thumb_only, Target_arm:;default_target): New
11030         method defintions.
11031         (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
11032         New data member declarations.
11033         (Insn_template::size, Insn_template::alignment): New method defintions.
11034         (Stub_template::Stub_template): New method definition.
11035         (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
11036         Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
11037         (Stub_factory::Stub_factory): New method definition.
11038         * gold.h (string_hash): New template.
11039         * output.h (Input_section_specifier::hash_value): Use
11040         gold::string_hash.
11041         (Input_section_specifier::string_hash): Remove.
11042         * stringpool.cc (Stringpool_template::string_hash): Use
11043         gold::string_hash.
11044
11045 2009-10-20  Doug Kwan  <dougkwan@google.com>
11046
11047         * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
11048         symbols of relaxed input sections.
11049         * output.h (Output_section::find_relaxed_input_section): Make
11050         method public.
11051
11052 2009-10-16  Doug Kwan  <dougkwan@google.com>
11053
11054         * dynobj.cc (Versions::Versions): Initialize version_script_.
11055         Only insert base version symbol definition for a shared object
11056         if version script defines any version versions.
11057         (Versions::define_base_version): New method definition.
11058         (Versions::add_def): Check that base version is not needed.
11059         (Versions::add_need): Define base version lazily.
11060         * dynobj.h (Versions::define_base_version): New method declaration.
11061         (Versions::needs_base_version_): New data member declaration.
11062         * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
11063         (check_DATA): Add no_version_test.stdout.
11064         (libno_version_test.so, no_version_test.o no_version_test.stdout):
11065         New make rules.
11066         * testsuite/Makefile.in: Regenerate.
11067         * testsuite/no_version_test.c: New file.
11068         * testsuite/no_version_test.sh: Ditto.
11069
11070 2009-10-16  Doug Kwan  <dougkwan@google.com>
11071
11072         * expression.cc (class Segment_start_expression): New class definition.
11073         (Segment_start_expression::value): New method definition.
11074         (script_exp_function_segment_start): Return a new
11075         Segment_start_expression.
11076         * gold/script-c.h (script_saw_segment_start_expression): New function
11077         prototype.
11078         * script-sections.cc (Script_sections::Script_sections): Initialize
11079         SAW_SEGMENT_START_EXPRESSION_ to false.
11080         (Script_sections::set_section_addresses): Use -Ttext, -Tdata
11081         and -Tbbs options to specify section addresses if given in
11082         command line and no SEGMENT_START expression is seen in a script.
11083         * script-sections.h (Script_sections::saw_segment_start_expression,
11084         Script_sections::set_saw_segment_start_expression): New method
11085         definition.
11086         (Script_sections::saw_segment_start_expression_): New data member
11087         declaration.
11088         * script.cc (script_saw_segment_start_expression): New function.
11089         * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
11090         * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
11091         script_test_7.sh and script_test_8.sh.
11092         (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
11093         script_test_8.stdout.
11094         (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
11095         (script_test_6, script_test_6.stdout, script_test_7,
11096         script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
11097         * Makefile.in: Regenerate.
11098         * testsuite/script_test_6.sh: New file.
11099         * testsuite/script_test_6.t: Same.
11100         * testsuite/script_test_7.sh: Same.
11101         * testsuite/script_test_7.t: Same.
11102         * testsuite/script_test_8.sh: Same.
11103
11104 2009-10-16  Doug Kwan  <dougkwan@google.com>
11105
11106         * output.cc (Output_segment::set_section_list_address): Cast
11107         expressions to unsigned long long type to avoid format warnings.
11108
11109 2009-10-15  Ian Lance Taylor  <iant@google.com>
11110
11111         * script.cc (Script_options::add_symbol_assignment): Always add a
11112         dot assignment to script_sections_.
11113         * script-sections.cc (Script_sections::add_dot_assignment):
11114         Initialize if necessary.
11115
11116         * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
11117         program headers with no load segment if there is a linker script.
11118
11119         * layout.cc (Layout::set_segment_offsets): Align the file offset
11120         to the segment aligment for -N or -n with no load segment.
11121         * output.cc (Output_segment::add_output_section): Don't crash if
11122         the first section is a TLS section.
11123         (Output_segment::set_section_list_addresses): Print an error
11124         message if the address moves backward in a linker script.
11125         * script-sections.cc
11126         (Output_section_element_input::set_section_addresses): Don't
11127         increase *dot_value for a SHF_TLS/SHT_NOBITS section.
11128         (Orphan_output_section::set_section_addresses): Likewise.
11129
11130 2009-10-15  Doug Kwan  <dougkwan@google.com>
11131
11132         * layout.cc (Layout::finish_dynamic_section): Generate tags
11133         DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
11134         DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
11135         used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
11136
11137 2009-10-14  Ian Lance Taylor  <iant@google.com>
11138
11139         * object.h (class Relocate_info): Add reloc_shdr and data_shdr
11140         fields.
11141         * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
11142         data_shdr fields of relinfo.
11143         * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
11144         (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo.  For
11145         R_386_TLS_LDO_32, adjust based on section flags.
11146         (Target_i386::Relocate::fix_up_ldo): Remove.
11147
11148 2009-10-13  Ian Lance Taylor  <iant@google.com>
11149
11150         Add support for -pie.
11151         * options.h (class General_options): Add -pie and
11152         --pic-executable.
11153         (General_options::output_is_position_independent): Test -pie.
11154         (General_options::output_is_executable): Return true if not shared
11155         and not relocatable.
11156         (General_options::output_is_pie): Remove.
11157         * options.cc (General_options::finalize): Reject incompatible uses
11158         of -pie.
11159         * gold.cc (queue_middle_tasks): A -pie link is not static.
11160         * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
11161         * symtab.cc (Symbol::final_value_is_known): Return false if
11162         output_is_position_independent.
11163         * layout.cc (Layout::set_segment_offsets): Start at address 0 if
11164         output_is_position_independent.
11165         * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
11166         output_is_position_independent.
11167         * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
11168         output_is_position_independent.
11169         * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
11170         two_file_pie_test.
11171         (basic_pie_test.o, basic_pie_test): New targets.
11172         (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
11173         (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
11174         (two_file_pie_test): New target.
11175         * testsuite/Makefile.in: Rebuild.
11176         * README: Remove note saying that -pie is not supported.
11177
11178 2009-10-13  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
11179
11180         * options.h (class General_options): Add -init and -fini.
11181         * layout.cc (Layout::finish_dynamic_section): Emit
11182         given init and fini functions.
11183
11184 2009-10-13  Sriraman Tallam  <tmsriram@google.com>
11185
11186         * gc.h (gc_process_relocs): Check if icf is enabled using new
11187         function.
11188         * gold.cc (queue_initial_tasks): Likewise.
11189         (queue_middle_tasks): Likewise.
11190         * object.cc (do_layout): Likewise.
11191         * symtab.cc (is_section_folded): Likewise.
11192         * main.cc (main): Likewise.
11193         * reloc.cc (Read_relocs::run): Likewise.
11194         (Sized_relobj::do_scan_relocs): Likewise.
11195         * icf.cc (is_function_ctor_or_dtor): New function.
11196         (Icf::find_identical_sections): Check if function is ctor or dtor when
11197         safe icf is chosen.
11198         * options.h (General_options::icf): Change option to be an enum.
11199         (Icf_status): New enum.
11200         (icf_enabled): New method.
11201         (icf_safe_folding): New method.
11202         (set_icf_status): New method.
11203         (icf_status_): New variable.
11204         * (options.cc) (General_options::finalize): Set icf_status_.
11205         * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
11206         icf_test and icf_keep_unique_test to use the --icf enum flag.
11207         * testsuite/icf_safe_test.sh: New file.
11208         * testsuite/icf_safe_test.cc: New file.
11209
11210 2009-10-12  Sriraman Tallam  <tmsriram@google.com>
11211
11212         * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
11213         includes to gc.h and icf.h.
11214         * arm.cc: Include gc.h.
11215         * gold.cc: Likewise.
11216         * i386.cc: Likewise.
11217         * powerpc.cc: Likewise.
11218         * sparc.cc: Likewise.
11219         * x86_64.cc: Likewise.
11220         * gc.h: Include icf.h.
11221
11222 2009-10-11  Ian Lance Taylor  <iant@google.com>
11223
11224         * plugin.cc: Include "gold.h" before other header files.
11225
11226 2009-10-10  Chris Demetriou  <cgd@google.com>
11227
11228         * options.h (Input_file_argument::Input_file_type): New enum.
11229         (Input_file_argument::is_lib_): Replace with...
11230         (Input_file_argument::type_): New member.
11231         (Input_file_argument::Input_file_argument): Take Input_file_type
11232         'type' rather than boolean 'is_lib' as second argument.
11233         (Input_file_argument::is_lib): Use type_.
11234         (Input_file_argument::is_searched_file): New function.
11235         (Input_file_argument::may_need_search): Handle is_searched_file.
11236         * options.cc (General_options::parse_library): Support -l:filename.
11237         (General_options::parse_just_symbols): Update for Input_file_argument
11238         changes.
11239         (Command_line::process): Likewise.
11240         * archive.cc (Archive::get_file_and_offset): Likewise.
11241         * plugin.cc (Plugin_manager::release_input_file): Likewise.
11242         * script.cc (read_script_file, script_add_file): Likewise.
11243         * fileread.cc (Input_file::Input_file): Likewise.
11244         (Input_file::will_search_for): Handle is_searched_file.
11245         (Input_file::open): Likewise.
11246         * readsyms.cc (Read_symbols::get_name): Likewise.
11247         * testsuite/Makefile.am (searched_file_test): New test.
11248         * testsuite/Makefile.in: Regenerate.
11249         * testsuite/searched_file_test.cc: New file.
11250         * testsuite/searched_file_test_lib.cc: New file.
11251
11252 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
11253             Ian Lance Taylor  <iant@google.com>
11254
11255         * descriptor.cc: Include <cstdio> and "binary-io.h".
11256         (Descriptors::open): Open the files in binary mode always.
11257         * script.cc (Lex::get_token): Treat \r as whitespace.
11258
11259 2009-10-09  Ian Lance Taylor  <iant@google.com>
11260
11261         * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
11262
11263 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
11264             Ian Lance Taylor  <iant@google.com>
11265
11266         * configure.ac: Check for readv function also.
11267         * fileread.cc (readv): Define if not HAVE_READV.
11268         * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
11269         does not exist.
11270         * config.in: Regenerate.
11271         * configure: Regenerate.
11272
11273 2009-10-09  Doug Kwan  <dougkwan@google.com>
11274
11275         * layout.cc (Layout::make_output_section): Call target hook to make
11276         ordinary output section.
11277         (Layout::finalize): Adjust parameter list of call the
11278         Target::may_relax().
11279         * layout.h (class Layout::section_list): New method.
11280         * merge.h (Output_merge_base::entsize): Change visibility to public.
11281         (Output_merge_base::is_string, Output_merge_base::do_is_string):
11282         New methods.
11283         (Output_merge_string::do_is_string): New method.
11284         * object.cc (Sized_relobj::do_setup): renamed from
11285         Sized_relobj::set_up.
11286         * object.h (Sized_relobj::adjust_shndx,
11287         Sized_relobj::initializ_input_to_output_maps,
11288         Sized_relobj::free_input_to_output_maps): Change visibilities to
11289         protected.
11290         (Sized_relobj::setup): Virtualize.
11291         (Sized_relobj::do_setup): New method declaration.
11292         (Sized_relobj::invalidate_section_offset,
11293         Sized_relobj::do_invalidate_section_offset): New method decfinitions.
11294         (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
11295         * options.cc (parse_int): New function.
11296         * options.h (parse_int): New declaration.
11297         (DEFINE_int): New macro.
11298         (stub_group_size): New option.
11299         * output.cc (Output_section::Output_section): Initialize memebers
11300         merge_section_map_, merge_section_by_properties_map_,
11301         relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
11302         (Output_section::add_input_section): Handled deferred code-fill
11303         generation and remove an old comment.
11304         (Output_section::add_relaxed_input_section): New method definition.
11305         (Output_section::add_merge_input_section): Use merge section by
11306         properties map to speed to search.  Update merge section maps
11307         as appropriate.
11308         (Output_section::build_relaxation_map): New method definition.
11309         (Output_section::convert_input_sections_in_list_to_relaxed_sections):
11310         Same.
11311         (Output_section::relax_input_section): Renamed to
11312         Output_section::convert_input_sections_to_relaxed_sections and change
11313         interface to take a vector of pointers to relaxed sections.
11314         (Output_section::find_merge_section,
11315         Output_section::find_relaxed_input_section): New method definitions.
11316         (Output_section::is_input_address_mapped,
11317         Output_section::output_offset, Output_section::output_address):
11318         Use output section data maps to speed up searching.
11319         (Output_section::find_starting_output_address): Add comments.
11320         (Output_section::do_write,
11321         Output_section::write_to_postprocessing_buffer): Do code-fill
11322         generation as appropriate.
11323         (Output_section::get_input_sections): Invalidate relaxed input section
11324         map.
11325         (Output_section::restore_states): Adjust type of checkpoint .
11326         Invalidate relaxed input section map.
11327         * output.h (Output_merge_base): New class declaration.
11328         (Input_section_specifier): New class defintion.
11329         (class Output_relaxed_input_section) Change base class to
11330         Output_section_data_build.
11331         (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
11332         base class initializer.
11333         (Output_section::add_relaxed_input_section): New method declaration.
11334         (Output_section::Input_section): Change visibility to protected.
11335         (Output_section::Input_section::relobj,
11336         Output_section::Input_section::shndx): Handle relaxed input sections.
11337         Output_section::input_sections) Change visibility to protected.  Also
11338         define overload to return a non-const pointer.
11339         (Output_section::Merge_section_properties): New class defintion.
11340         (Output_section::Merge_section_by_properties_map,
11341         Output_section::Output_section_data_by_input_section_map,
11342         Output_section::Relaxation_map): New types.
11343         (Output_section::relax_input_section): Rename method to
11344         Output_section::convert_input_sections_to_relaxed_sections and change
11345         interface to take a vector of relaxed section pointers.
11346         (Output_section::find_merge_section,
11347         Output_section::find_relaxed_input_section,
11348         Output_section::build_relaxation_map,
11349         Output_section::convert_input_sections_in_list_to_relaxed_sections):
11350         New method declarations.
11351         (Output_section::merge_section_map_
11352         Output_section::merge_section_by_properties_map_,
11353         Output_section::relaxed_input_section_map_,
11354         Output_section::is_relaxed_input_section_map_valid_,
11355         Output_section::generate_code_fills_at_write_): New data members.
11356         * script-sections.cc
11357         (Output_section_element_input::set_section_addresses): Call
11358         current_data_size and addralign methods of relaxed input sections.
11359         (Orphan_output_section::set_section_addresses): Call current_data_size
11360         and addralign methods of relaxed input sections.
11361         * symtab.cc (Symbol_table::compute_final_value): Extract template
11362         from the body of Symbol_table::sized_finalize_symbol.
11363         (Symbol_table::sized_finalized_symbol): Call
11364         Symbol_table::compute_final_value.
11365         * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
11366         (Symbol_table::compute_final_value): New templated method declaration.
11367         * target.cc (Target::do_make_output_section): New method defintion.
11368         * target.h (Target::make_output_section): New method declaration.
11369         (Target::relax): Add more parameters for input objects, symbol table
11370         and layout.  Adjust call to do_relax.
11371         (Target::do_make_output_section): New method declaration.
11372         (Target::do_relax): Add parameters for input objects, symbol table
11373         and layout.
11374
11375 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
11376
11377         * pread.c: Include stdio.h.
11378
11379 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
11380
11381         * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
11382         defined.
11383
11384 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
11385
11386         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
11387         Change read_shndx type to unsigned int.
11388         (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11389         int.
11390         (Sized_dwarf_line_info::read_line_mappings): Likewise.
11391         * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
11392         Change read_shndx type to unsigned int.
11393         (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11394         int.
11395         (Sized_dwarf_line_info::read_line_mappings): Likewise.
11396         * layout.cc (Layout::create_symtab_sections): Cast the result of
11397         local_symcount * symsize to off_t in the gold_assert.
11398
11399 2009-10-09  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
11400
11401         * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
11402         R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
11403         R_ARM_BASE_ABS.
11404         (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
11405         (Arm_relocate_functions::thm_abs5): New function.
11406         (Arm_relocate_functions::abs12): New function.
11407         (Arm_relocate_functions::abs16): New function.
11408         (Arm_relocate_functions::base_abs): New function.
11409         (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
11410         (Scan::local): Remove special handling of R_ARM_ABS8.  Handle
11411         R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
11412         R_ARM_BASE_ABS.
11413         (Scan::global): Likewise.
11414         (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
11415         R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
11416         (Relocatable_size_for_reloc::get_size_for_reloc): Handle
11417         R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
11418         R_ARM_BASE_ABS.
11419
11420 2009-10-09  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
11421
11422         * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
11423         (Arm_relocate_functions::movt_prel): New function.
11424         (Arm_relocate_functions::thm_movw_prel_nc): New function.
11425         (Arm_relocate_functions::thm_movt_prel): New function.
11426         (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
11427         R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
11428         (Scan::global, Relocate::relocate): Likewise.
11429         (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11430
11431 2009-10-09  Mikolaj Zalewski  <mikolajz@google.com>
11432
11433         * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
11434         Incremental_checker.
11435         * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
11436         unsigned int.
11437         (class Incremental_inputs_header): New class.
11438         (Incremental_inputs_header_writer): Edit comment.
11439         (Incremental_inputs_entry): New class.
11440         (Incremental_inputs_entry_writer): Edit comment.
11441         (Sized_incremental_binary::do_find_incremental_inputs_section):
11442         Add *strtab_shndx parameter, fill it.
11443         (Sized_incremental_binary::do_check_inputs): New method.
11444         (Incremental_checker::can_incrementally_link_output_file): Use
11445         Sized_incremental_binary::check_inputs.
11446         (Incremental_inputs::report_command_line): Save command line in
11447         command_line_.
11448         * incremental.h:
11449         (Incremental_binary::find_incremental_inputs_section): New
11450         method.
11451         (Incremental_binary::do_find_incremental_inputs_section): Add
11452         strtab_shndx parameter.
11453         (Incremental_binary::do_check_inputs): New pure virtual method.
11454         (Sized_incremental_binary::do_check_inputs): Declare.
11455         (Incremental_checker::Incremental_checker): Add incremental_inputs
11456         parameter, use it to initialize incremental_inputs_.
11457         (Incremental_checker::incremental_inputs_): New field.
11458         (Incremental_checker::command_line): New method.
11459         (Incremental_checker::inputs): New method.
11460         (Incremental_checker::command_line_): New field.
11461
11462 2009-10-09  Mikolaj Zalewski  <mikolajz@google.com>
11463
11464         * incremental.cc: Include <cstdarg> and "target-select.h".
11465         (vexplain_no_incremental): New function.
11466         (explain_no_incremental): New function.
11467         (Incremental_binary::error): New method.
11468         (Sized_incremental_binary::do_find_incremental_inputs_section): New
11469         method.
11470         (make_sized_incremental_binary): New function.
11471         (open_incremental_binary): New function.
11472         (can_incrementally_link_file): Add checks if output is ELF and has
11473         inputs section.
11474         * incremental.h: Include "elfcpp_file.h" and "output.h".
11475         (Incremental_binary): New class.
11476         (Sized_incremental_binary): New class.
11477         (open_incremental_binary): Declare.
11478         * object.cc (is_elf_object): Use
11479         elfcpp::Elf_recognizer::is_elf_file.
11480         (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
11481         * output.h (Output_file::filesize): New method.
11482
11483 2009-10-07  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
11484
11485         * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
11486         New function.
11487         (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
11488         (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
11489         function.
11490         (Arm_relocate_functions::insert_val_thumb_movw_movt): New
11491         function.
11492         (Arm_relocate_functions::movw_abs_nc): New function.
11493         (Arm_relocate_functions::movt_abs): New function.
11494         (Arm_relocate_functions::thm_movw_abs_nc): New function.
11495         (Arm_relocate_functions::thm_movt_abs): New function.
11496         (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
11497         R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
11498         (Scan::global): Likewise.
11499         (Relocate::relocate): Likewise.
11500         (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11501
11502 2009-10-07  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
11503
11504         * arm.cc (Arm_relocate_functions::got_prel) New function.
11505         (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
11506         (Relocate::relocate): Likewise.
11507         (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11508
11509 2009-10-06  Ian Lance Taylor  <iant@google.com>
11510
11511         * options.h (class General_options): Define
11512         split_stack_adjust_size parameter.
11513         * object.h (class Object): Add uses_split_stack_ and
11514         has_no_split_stack_ fields.  Add uses_split_stack and
11515         has_no_split_stack accessor functions.  Declare
11516         handle_split_stack_section.
11517         (class Reloc_symbol_changes): Define.
11518         (class Sized_relobj): Define Function_offsets.  Declare
11519         split_stack_adjust, split_stack_adjust_reltype, and
11520         find_functions.
11521         * object.cc (Object::handle_split_stack_section): New function.
11522         (Sized_relobj::do_layout): Call handle_split_stack_section.
11523         * dynobj.cc (Sized_dynobj::do_layout): Call
11524         handle_split_stack_section.
11525         * reloc.cc (Sized_relobj::relocate_sections): Call
11526         split_stack_adjust for executable sections in split_stack
11527         objects.  Pass reloc_map to relocate_section.
11528         (Sized_relobj::split_stack_adjust): New function.
11529         (Sized_relobj::split_stack_adjust_reltype): New function.
11530         (Sized_relobj::find_functions): New function.
11531         * target-reloc.h: Include "object.h".
11532         (relocate_section): Add reloc_symbol_changes parameter.  Change
11533         all callers.
11534         * target.h (class Target): Add calls_non_split method.  Declare
11535         do_calls_non_split virtual method.  Declare match_view and
11536         set_view_to_nop.
11537         * target.cc: Include "elfcpp.h".
11538         (Target::do_calls_non_split): New function.
11539         (Target::match_view): New function.
11540         (Target::set_view_to_nop): New function.
11541         * gold.cc (queue_middle_tasks): Give an error if mixing
11542         split-stack and non-split-stack objects with -r.
11543         * i386.cc (Target_i386::relocate_section): Add
11544         reloc_symbol_changes parameter.
11545         (Target_i386::do_calls_non_split): New function.
11546         * x86_64.cc (Target_x86_64::relocate_section): Add
11547         reloc_symbol_changes parameter.
11548         (Target_x86_64::do_calls_non_split): New function.
11549         * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
11550         parameter.
11551         * powerpc.cc (Target_powerpc::relocate_section): Add
11552         reloc_symbol_changes parameter.
11553         * sparc.cc (Target_sparc::relocate_section): Add
11554         reloc_symbol_changes parameter.
11555         * configure.ac: Call AM_CONDITIONAL for the default target.
11556         * configure: Rebuild.
11557         * testsuite/Makefile.am (TEST_AS): New variable.
11558         (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
11559         (check_DATA): Add split_i386 and split_x86_64 files.
11560         (SPLIT_DEFSYMS): Define.
11561         (split_i386_[1234n].o): New targets.
11562         (split_i386_[124]): New targets.
11563         (split_i386_[1234r].stdout): New targets.
11564         (split_x86_64_[1234n].o): New targets.
11565         (split_x86_64_[124]): New targets.
11566         (split_x86_64_[1234r].stdout): New targets.
11567         (MOSTLYCLEANFILES): Add new executables.
11568         * testsuite/split_i386.sh: New file.
11569         * testsuite/split_x86_64.sh: New file.
11570         * testsuite/split_i386_1.s: New file.
11571         * testsuite/split_i386_2.s: New file.
11572         * testsuite/split_i386_3.s: New file.
11573         * testsuite/split_i386_4.s: New file.
11574         * testsuite/split_i386_n.s: New file.
11575         * testsuite/split_x86_64_1.s: New file.
11576         * testsuite/split_x86_64_2.s: New file.
11577         * testsuite/split_x86_64_3.s: New file.
11578         * testsuite/split_x86_64_4.s: New file.
11579         * testsuite/split_x86_64_n.s: New file.
11580         * testsuite/testfile.cc (Target_test): Update relocation_section
11581         function.
11582         * testsuite/Makefile.in: Rebuild.
11583
11584 2009-10-06  Ian Lance Taylor  <iant@google.com>
11585
11586         * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
11587         (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
11588         changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE.  When
11589         handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
11590         the address on ldo_addrs_.
11591         (Target_i386::Relocate::fix_up_ldo): New function.
11592
11593 2009-10-06   Rafael Espindola  <espindola@google.com>
11594
11595         * plugin.cc (add_input_library): New.
11596         (Plugin::load): Add add_input_library to tv.
11597         (Plugin_manager::add_input_file): Add the is_lib argument.
11598         (add_input_file): Update call to Plugin_manager::add_input_file.
11599         (add_input_library): New.
11600         * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
11601
11602 2009-09-30  Doug Kwan  <dougkwan@google.com>
11603
11604         * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
11605         symbol and call Symbol::may_need_copy_reloc to determine if
11606         a copy reloc is needed.
11607         * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
11608         nocopyreloc is given in command line.
11609         (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
11610         given in command line.
11611         * i386.cc (Target_i386::may_need_copy_reloc): Remove.
11612         (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
11613         of the removed Target_i386::may_need_copy_reloc.
11614         * options.h (copyreloc): New option with default value false.
11615         * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11616         (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
11617         instead of the removed Target_powerpc::may_need_copy_reloc.
11618         * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11619         (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
11620         instead of the removed Target_sparc::may_need_copy_reloc.
11621         * symtab.h (Symbol::may_need_copy_reloc): New method definition.
11622         * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
11623         (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
11624         instead of the removed Target_x86_64::may_need_copy_reloc.
11625
11626 2009-09-30  Ian Lance Taylor  <iant@google.com>
11627
11628         * object.h (class Object): Remove target_ field, and target,
11629         sized_target, and set_target methods.
11630         (Object::sized_target): Remove.
11631         (class Sized_relobj): Update declarations.  Remove sized_target.
11632         * object.cc (Sized_relobj::setup): Remove target parameter.
11633         Change all callers.
11634         (Input_objects::add_object): Don't do anything with the target.
11635         (make_elf_sized_object): Add punconfigured parameter.  Change all
11636         callers.  Set or test parameter target.
11637         * dynobj.cc (Sized_dynobj::target): Remove target parameter.
11638         Change all callers.
11639         * parameters.cc (Parameters::set_target): Change parameter type to
11640         be non-const.
11641         (Parameters::default_target): Remove.
11642         (set_parameters_target): Change parameter type to be non-const.
11643         (parameters_force_valid_target): New function.
11644         (parameters_clear_target): New function.
11645         * parameters.h (class Parameters): Update declarations.  Remove
11646         default_target method.  Add sized_target and clear_target
11647         methods.  Change target_ to be non-const.
11648         (set_parameters_target): Update declaration.
11649         (parameters_force_valid_target): Declare.
11650         (parameters_clear_target): Declare.
11651         * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
11652         as NULL if we aren't searching.
11653         (Add_symbols::run): Don't check for compatible target.
11654         * fileread.cc (Input_file::open_binary): Call
11655         parameters_force_valid_target.
11656         * gold.cc (queue_middle_tasks): Likewise.
11657         * plugin.cc (make_sized_plugin_object): Likewise.  Don't call
11658         set_target on object.
11659         * dynobj.h (class Sized_dynobj): Update declarations.
11660         * archive.cc (Archive::get_elf_object_for_member): Return NULL if
11661         make_elf_object returns NULL.
11662         (Archive::include_member): Don't check whether object target is
11663         compatible.
11664         * output.cc (Output_section::add_input_section): Get target from
11665         parameters.
11666         (Output_section::relax_input_section): Likewise.
11667         * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
11668         parameters.
11669         (Sized_relobj::do_scan_relocs): Likewise.
11670         (Sized_relobj::relocate_sections): Likewise.
11671         * resolve.cc (Symbol_table::resolve): Likewise.
11672         * symtab.cc (Symbol_table::wrap_symbol): Likewise.  Remove object
11673         parameter.  Change all callers.
11674         (Symbol_table::add_from_object): Get target from parameters.
11675         (Symbol_table::add_from_relobj): Don't check object target.
11676         (Symbol_table::add_from_dynobj): Likewise.
11677         (Symbol_table::define_special_symbol): Get target from
11678         parameters.
11679         * symtab.h (class Symbol_table): Update declaration.
11680         * testsuite/binary_unittest.cc (gold_testsuite): Remove target
11681         parameter.  Change all callers.  Clear parameter target.
11682         (Binary_test): Test target here.
11683         * testsuite/object_unittest.cc (gold_testsuite): Remove
11684         target_test_pointer parameter.  Change all callers.
11685         (Object_test): Test target here.
11686
11687 2009-09-26  Ian Lance Taylor  <iant@google.com>
11688
11689         * testsuite/initpri1.c: Don't try to use constructor priorities if
11690         compiling with gcc before 4.3.
11691
11692 2009-09-22  Mikolaj Zalewski  <mikolajz@google.com>
11693
11694         * testsuite/retain_symbols_file_test.sh (check_present): Change
11695         output file name to retain_symbols_file_test.stdout.
11696         (check_absent): Likewise.
11697
11698 2009-09-18  Craig Silverstein  <csilvers@google.com>
11699
11700         * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
11701         * options.cc: Include <cerrno> and <fstream>.
11702         (General_options::finalize): Parse -retain-symbols-file tag.
11703         * options.h: New flag.
11704         (General_options): New method should_retain_symbol, new
11705         variable symbols_to_retain.
11706         * symtab.cc (Symbol_table::sized_finalize_symbol): Test
11707         should_retain_symbol map.
11708         * testsuite/Makefile.am (retain_symbols_file_test): New test.
11709         * testsuite/Makefile.in: Regenerate.
11710         * testsuite/retain_symbols_file_test.sh: New file.
11711
11712 2009-09-18  Nick Clifton  <nickc@redhat.com>
11713
11714         * po/es.po: Updated Spanish translation.
11715
11716 2009-09-17  Doug Kwan  <dougkwan@google.com>
11717
11718         * debug.h (DEBUG_RELAXATION): New constant.
11719         (DEBUG_ALL): Add DEBUG_RELAXATION.
11720         (debug_string_to_enum): Add relaxation debug option.
11721         * layout.cc
11722         (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
11723         Layout::Relaxation_debug_check::read_sections,
11724         Layout::Relaxation_debug_check::read_sections): New method definitions.
11725         (Layout::Layout): Initialize data members
11726         record_output_section_data_from_scrips_,
11727         script_output_section_data_list_ and relaxation_debug_check_.
11728         (Layout::save_segments, Layout::restore_segments,
11729         Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11730         Layout::relaxation_loop_body): New method definitions.
11731         (Layout::finalize): Support relaxation.  Move section layout code to
11732         Layout::relaxation_loop_body.
11733         (Layout::set_asection_address_from_script): Move code for orphan
11734         section placement out.
11735         (Layout::place_orphan_sections_in_script): New method definition.
11736         * layout.h (Output_segment_headers, Output_file_header):
11737         New forward class declarations.
11738         (Layout::~Layout): Define.
11739         (Layout::new_output_section_data_from_script): New method definition.
11740         (Layout::place_orphan_sections_in_script): New method declaration.
11741         (Layout::Segment_states): New type declaration.
11742         (Layout::save_segments, Layout::restore_segments,
11743         Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11744         Layout::relaxation_loop_body): New method declarations.
11745         (Layout::Output_section_data_list): New type declaration.
11746         (Layout::Relaxation_debug_check): New class definition.
11747         (Layout::record_output_section_data_from_script_,
11748         Layout::script_output_section_data_list_, Layout::segment_states_,
11749         Layout::relaxation_debug_check_): New data members.
11750         * output.cc: (Output_section_headers::do_size): New method definition.
11751         (Output_section_headers::Output_section_headers): Move size
11752         computation to Output_section_headers::do_size.
11753         (Output_segment_headers::do_size): New method definition.
11754         (Output_file_header::Output_file_header): Move size computation to
11755         Output_file_header::do_size and call it.
11756         (Output_file_header::do_size): New method definition.
11757         (Output_data_group::Output_data_group): Adjust call to
11758         Output_section_data.
11759         (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
11760         (Output_symtab_xindex::do_write): Add array bound check.
11761         (Output_section::Input_section::print_to_mapfile): Handle
11762         RELAXED_INPUT_SECTION_CODE.
11763         (Output_section::Output_section): Initialize data member checkpoint_.
11764         (Output_section::~Output_section): Delete checkpoint object pointed
11765         by checkpoint_.
11766         (Output_section::add_input_section): Always add an Input_section if
11767         relaxing.
11768         (Output_section::add_merge_input_section): Add assert.
11769         (Output_section::relax_input_section): New method definition.
11770         (Output_section::set_final_data_size): Set load address to zero for
11771         an unallocated section.
11772         (Output_section::do_address_and_file_offset_have_reset_values):
11773         New method definition.
11774         (Output_section::Input_section_sort_enty::Input_section_sort_enty):
11775         Handle relaxed input section.
11776         (Output_section::sort_attached_input_sections): Checkpoint input
11777         section list lazily.
11778         (Output_section::get_input_sections): Change type of input_sections to
11779         list of Simple_input_section pointers.  Checkpoint input section list
11780         lazily.  Also handle relaxed input sections.
11781         (Output_section::add_input_section_for_script): Take a reference to
11782         a Simple_input_section object instead of Relobj pointer and section
11783         index as parameter.  Handle relaxed input sections.
11784         (Output_section::save_states, Output_section::restore_states): New
11785         method definitions.
11786         * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
11787         (Output_data::is_data_size_fixed): New method definition.
11788         (Output_data::reset_addresss_and_file_offset): Do not reset data size
11789         if it is fixed.
11790         (Output_data::address_and_file_offset_have_reset_values): New method
11791         definition.
11792         (Output_data::do_address_and_file_offset_have_reset_values): New method
11793         definition.
11794         (Output_data::set_data_size): Check that data size is not fixed.
11795         (Output_data::fix_data_size): New method definition.
11796         (Output_data::is_data_size_fixed_): New data member.
11797         (Output_section_headers::set_final_data_size): New method definition.
11798         (Output_section_headers::do_size): New method declaration.
11799         (Output_segment_headers::set_final_data_size): New method definition.
11800         (Output_segment_headers::do_size): New method declaration.
11801         (Output_file_header::set_final_data_size)::New method definition.
11802         (Output_file_header::do_size)::New method declaration.
11803         (Output_section_data::Output_section_data): Add new parameter
11804         is_data_size_fixed and use it to fix data size.
11805         (Output_data_const::Output_data_const): Adjust call to base class
11806         constructor and fix data size.
11807         (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
11808         base class constructor and fix data size.
11809         (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
11810         base class constructor and fix data size.
11811         (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
11812         class constructor and fix data size.
11813         (Output_data_group::set_final_data_size): New method definition.
11814         (Output_data_dynamic::Dynamic_entry::tag): New method definition.
11815         (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
11816         class constructor and fix data size.
11817         (Output_relaxed_input_section): New class definition.
11818         (Output_section::Simple_input_section): New class definition.
11819         (Output_section::get_input_sections): Adjust parameter list.
11820         (Output_section::add_input_section_for_script): Same.
11821         (Output_section::save_states, Output_section::restore_states,
11822         Output_section::do_address_and_file_offset_have_reset_values,
11823         (Output_section::Input_section::Input_section): Handle
11824         RELAXED_INPUT_SECTION_CODE.  Add new overload for
11825         Output_relaxed_input_section.
11826         (Output_section::Input_section::is_input_section,
11827         Output_section::Input_section::set_output_section): Handle relaxed
11828         input section.
11829         (Output_section::Input_section::is_relaxed_input_section,
11830         Output_section::Input_section::output_section_data,
11831         Output_section::Input_section::relaxed_input_section): New method
11832         definitions.
11833         (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
11834         value.
11835         (Output_section::Input_section::u1_): Update comments.
11836         (Output_section::Input_section::u2_): Add new union member poris.
11837         (Output_section::Checkpoint_output_section): New classs definition.
11838         (Output_section::relax_input_section): New method declaration.
11839         (Output_section::checkpoint_): New data member.
11840         (Output_segment): Update comments.
11841         (Output_segment::Output_segment): Un-privatize copy constructor.
11842         (Output_segment::operator=): Un-privatize.
11843         * script-sections.cc (Output_section_element::Input_section_list):
11844         Change element type to Output_section::Simple_input_section.
11845         (Output_section_element_dot_assignment::set_section_addresses):
11846         Register output section data for relaxation clean up.
11847         (Output_data_exression::Output_data_expression): Adjust call to base
11848         constructor to fix data size.
11849         (Output_section_element_data::set_section_addresses): Register
11850         Output_data_expression object for relaxation clean up.
11851         (struct Input_section_info): Replace Relobj pointer and section index
11852         pair with Output_section::Simple_input_section and Convert struct to a
11853         class.
11854         (Input_section_sorter::operator()): Adjust access to
11855         Input_section_info data member to use accessors.
11856         (Output_section_element_input::set_section_addresses): Use layout
11857         parameter.  Adjust code to use Output_section::Simple_input_section
11858         and Input_secction_info classes.  Register filler for relaxation
11859         clean up.
11860         (Orphan_output_section::set_section_addresses): Replace Relobj pointer
11861         and section index pair with Output_section::Simple_input_section
11862         class.  Adjust code accordingly.
11863         (Phdrs_element::release_segment): New method definition.
11864         (Script_sections::attach_sections_using_phdrs_clause): Do not modify
11865         segment list.
11866         (Script_sections::release_segments): New method definition.
11867         * gold/script-sections.h (Script_sections::release_segments): New
11868         method declaration.
11869         * gold/target.h (Target::may_relax, Target::relax,
11870         Target::do_may_relax, Target::do_relax): New method definitions.
11871
11872 2009-09-17  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
11873
11874         * arm.cc (has_signed_unsigned_overflow): New function.
11875         (Arm_relocate_functions::abs8): New function.
11876         (Target_arm::Scan::local): Handle R_ARM_ABS8.
11877         (Target_arm::Scan::global): Likewise.
11878         (Target_arm::relocate::relocate): Likewise.
11879         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11880         Likewise.
11881
11882 2009-09-16  Cary Coutant  <ccoutant@google.com>
11883
11884         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
11885         * testsuite/Makefile.in: Regenerate.
11886
11887 2009-09-11  Nick Clifton  <nickc@redhat.com>
11888
11889         * po/gold.pot: Updated by the Translation project.
11890
11891 2009-09-08  Cary Coutant  <ccoutant@google.com>
11892
11893         * output.cc (Output_file::open): Add execute permission to empty file.
11894         * testsuite/Makefile.am (permission_test): New test.
11895         * testsuite/Makefile.in: Regenerate.
11896
11897 2009-09-02  Ian Lance Taylor  <iant@google.com>
11898
11899         * output.cc (Output_file::resize): Call map_no_anonymous rather
11900         than map.
11901
11902 2009-09-01  Mikolaj Zalewski  <mikolajz@google.com>
11903
11904         * gold.cc: Include "incremental.h".
11905         (queue_initial_tasks): Call Incremental_checker methods.
11906         * incremental.cc: Include "output.h".
11907         (Incremental_checker::can_incrementally_link_output_file): New
11908         method.
11909         * incremental.h (Incremental_checker): New class.
11910
11911         * output.cc (Output_file::open_for_modification): New method.
11912         (Output_file::map_anonymous): Changed return type to bool.  Record
11913         map in base_ field.
11914         (Output_file::map_no_anonymous): New method, broken out of map.
11915         (Output_file::map): Use map_no_anonymous and map_anonymous.
11916         * output.h (class Output_file): Update declarations.
11917
11918 2009-08-24  Cary Coutant  <ccoutant@google.com>
11919
11920         * options.h (Command_line::Pre_options): New class.
11921         (Command_line::pre_options): New member.
11922         * options.cc (gold::options::ready_to_register): New variable.
11923         (One_option::register_option): Do nothing if not registering options.
11924         Assert if same short option registered twice.
11925         (General_options::General_options): Turn off option registration when
11926         done constructing.
11927         (Command_line::Pre_options::Pre_options): New constructor.
11928
11929 2009-08-24  Cary Coutant  <ccoutant@google.com>
11930
11931         * options.h (General_options::no_keep_memory): Remove incorrect
11932         short option.
11933
11934 2009-08-24  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
11935
11936         * Makefile.am (am__skiplex, am__skipyacc): New.
11937         * Makefile.in: Regenerate.
11938
11939 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
11940
11941         * Makefile.am (AM_CPPFLAGS): Renamed from ...
11942         (INCLUDES): ... this.
11943         * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
11944         (AM_CPPFLAGS): Renamed from ...
11945         (INCLUDE): ... this.
11946         * Makefile.in, testsuite/Makefile.in: Regenerate.
11947
11948         * Makefile.in: Regenerate.
11949         * aclocal.m4: Likewise.
11950         * config.in: Likewise.
11951         * configure: Likewise.
11952         * testsuite/Makefile.in: Likewise.
11953
11954         * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11955         * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11956         * Makefile.in: Regenerate.
11957         * testsuite/Makefile.in: Regenerate.
11958
11959 2009-08-19  Cary Coutant  <ccoutant@google.com>
11960
11961         * resolve.cc (Symbol_table::resolve): Don't complain about defined
11962         symbols in shared libraries overridden by hidden or internal symbols
11963         in the main program.
11964
11965 2009-08-19  Chris Demetriou  <cgd@google.com>
11966
11967         * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
11968         checking source file names in error messages.
11969
11970 2009-08-18  Doug Kwan  <dougkwan@google.com>
11971
11972         * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
11973         an elcpp::Ehdr as parameter.  Adjust call to set_target.
11974         * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
11975         an elfcpp::Ehdr as parameter.
11976         * object.cc (Object::set_target): Remove the version that looks up
11977         a target and sets it.
11978         (Sized_relobj::setup): Take a Target object instead of
11979         an elfcpp::Ehdr as parameter.  Adjust call to set_target.
11980         (make_elf_sized_object): Find target and ask target to
11981         make an ELF object.
11982         * object.h: (Object::set_target): Remove the version that looks up
11983         a target and sets it.
11984         (Sized_relobj::setup): Take a Target object instead of
11985         an elfcpp:Ehdr as parameter.
11986         * target.cc: Include dynobj.h.
11987         (Target::do_make_elf_object_implementation): New.
11988         (Target::do_make_elf_object): New.
11989         * target.h (Target::make_elf_object): New template declaration.
11990         (Target::do_make_elf_object): New method declarations.
11991         (Target::do_make_elf_object_implementation): New template declaration.
11992
11993 2009-08-14  Ian Lance Taylor  <iant@google.com>
11994
11995         * gold.h (FUNCTION_NAME): Define.
11996         (gold_unreachable): Use FUNCTION_NAME.
11997
11998 2009-08-12  Sriraman Tallam  <tmsriram@google.com>
11999
12000         * icf.cc (Icf::find_identical_sections): Issue a warning when a
12001         symbol in the --keep-unique list is not found.
12002
12003 2009-08-12  Sriraman Tallam  <tmsriram@google.com>
12004
12005         * icf.cc (Icf::find_identical_sections): Unfold symbols that have
12006         been maked as --keep-unique.
12007         (Icf::unfold_section): New function.
12008         * icf.h (Icf::unfold_section): New function.
12009         * options.h (General_options::keep_unique): New option.
12010         * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
12011         * testsuite/Makefile.in: Regenerate.
12012         * testsuite/icf_keep_unique_test.sh: New file.
12013         * testsuite/icf_keep_unique_test.cc: New file.
12014
12015 2009-08-12  Cary Coutant  <ccoutant@google.com>
12016
12017         PR 10471
12018         * resolve.cc (Symbol_table::resolve): Check for references from
12019         dynamic objects to hidden and internal symbols.
12020         * testsuite/Makefile.am (hidden_test.sh): New test.
12021         * testsuite/Makefile.in: Regenerate.
12022         * testsuite/hidden_test.sh: New script.
12023         * testsuite/hidden_test_1.c: New test source.
12024         * testsuite/hidden_test_main.c: New test source.
12025
12026 2009-08-11  Doug Kwan  <dougkwan@google.com>
12027
12028         * arm.cc: Update comments.
12029         (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
12030         segment to locate the .ARM.exidx section if present.
12031
12032 2009-08-09  Doug Kwan  <dougkwan@google.com>
12033
12034         * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
12035         patch.
12036
12037 2009-08-07  Sriraman Tallam  <tmsriram@google.com>
12038         * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
12039         compiler warnings.
12040
12041 2009-08-06  Sriraman Tallam  <tmsriram@google.com>
12042
12043         * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
12044         valid tls_segment only for non-debug-section relocations.
12045         * testsuite/Makefile.am: Add gc_tls_test.
12046         * testsuite/Makefile.in: Regenerate.
12047         * testsuite/gc_tls_test.cc: New file.
12048         * testsuite/gc_tls_test.sh: New file.
12049
12050 2009-08-05  Sriraman Tallam  <tmsriram@google.com>
12051
12052         * icf.cc: New file.
12053         * icf.h: New file.
12054         * Makefile.am (CCFILES): Add icf.cc.
12055         (HFILES): Add icf.h
12056         * Makefile.in: Regenerate.
12057         * dynobj.h (Sized_dynobj::do_section_entsize): New function.
12058         * gc.h (gc_process_relocs): Populate lists used by icf to contain
12059         section, symbol and addend information for the relocs.
12060         * gold.cc (queue_middle_tasks): Call identical code folding.
12061         * gold.h: Add defines for multimap.
12062         * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
12063         to the call of finalize_local_symbols.
12064         * main.cc (main): Create object of class Icf.
12065         * object.cc (Sized_relobj::do_layout): Allow this function to be
12066         called twice during icf.
12067         (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
12068         to sections marked as identical by icf.
12069         (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
12070         when available.
12071         (Sized_relobj::do_section_entsize): New function.
12072         * object.h (Object::section_entsize): New function.
12073         (Object::do_section_entsize): New pure virtual function.
12074         (Relobj::finalize_local_symbols): Add new parameter.
12075         (Relobj::do_section_entsize): New function.
12076         * options.h (General_options::icf): New option.
12077         (General_options::icf_iterations): New option.
12078         (General_options::print_icf_sections): New option.
12079         * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
12080         * plugin.h (Sized_pluginobj::do_section_entsize): New function.
12081         * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
12082         icf.
12083         * symtab.cc (Symbol_table::is_section_folded): New function.
12084         (Symbol_table::sized_finalize_symbol):  Fold symbols corresponding
12085         to sections marked as identical by icf.
12086         * symtab.h (Symbol_table::set_icf): New function.
12087         (Symbol_table::icf): New function.
12088         (Symbol_table::is_section_folded): New function.
12089         (Symbol_table::icf_): New data member.
12090         * target-reloc.h (relocate_section): Ignore sections folded by icf.
12091         * testsuite/Makefile.am: Add commands to build icf_test.
12092         * testsuite/Makefile.in: Regenerate.
12093         * testsuite/icf_test.sh: New file.
12094         * testsuite/icf_test.cc: New file.
12095
12096 2009-07-24  Chris Demetriou  <cgd@google.com>
12097
12098         * layout.cc (is_compressible_debug_section): Fix incorrect
12099         comment about compressed section names.
12100
12101 2009-07-20  Ian Lance Taylor  <ian@airs.com>
12102
12103         PR 10419
12104         * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
12105
12106 2009-07-16  Ian Lance Taylor  <iant@google.com>
12107
12108         PR 10400
12109         * layout.h: #include <map>.
12110         (class Kept_section): Change from struct to class.  Add accessors
12111         and setters.  Add section size to Comdat_group mapping.  Change
12112         Comdat_group to std::map.  Add is_comdat_ field.  Add
12113         linkonce_size field in union.
12114         (class Layout): Update declaration of find_or_add_kept_section.
12115         Don't declare find_kept_object.
12116         * layout.cc (Layout::find_or_add_kept_section): Remove candidate
12117         parameter.  Add object, shndx, is_comdat, and is_group_name
12118         parameters.  Change all callers.  Adjust for new Kept_section.
12119         (Layout::find_kept_object): Remove.
12120         * object.cc (Sized_relobj::include_section_group): Update use of
12121         Kept_section.  Rename secnum to shndx.  Only record
12122         Kept_comdat_section if sections are the same size.
12123         (Sized_relobj::include_linkonce_section): Update use of
12124         Kept_section.  Only record Kept_comdat_section if sections are the
12125         same size.  Set size of linkonce section.
12126         (Sized_relobj::map_to_kept_section): Update call to
12127         get_kept_comdat_section.
12128         * object.h (class Sized_relobj): Rename fields in
12129         Kept_comdat_section to drop trailing underscores; change object
12130         field to Relobj*.  Change Kept_comdat_section_table to store
12131         struct rather than pointer.
12132         (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
12133         Add kept_object and kept_shndx parameters.  Change all callers.
12134         (Sized_relobj::get_kept_comdat_section): Change return type to
12135         bool.  Add kept_object and kept_shndx parameters.  Change all
12136         callers.
12137         * plugin.cc (Pluginobj::include_comdat_group): Update call to
12138         Layout::find_or_add_kept_section.
12139
12140 2009-07-09  Ian Lance Taylor  <iant@google.com>
12141
12142         * merge.cc (Object_merge_map::initialize_input_to_output_map):
12143         Reserve space in the hash table.
12144
12145 2009-07-06  Mikolaj Zalewski  <mikolajz@google.com>
12146
12147         * fileread.cc (File_read::get_mtime): New method.
12148         * fileread.h (Timespec): New structure.
12149         (File_read::get_mtime): New method.
12150         * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
12151         Renamed from timestamp_nsec.
12152         (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
12153         Elf_Xword.
12154         (Incremental_inputs_entry_write::timestamp_usec): Renamed from
12155         timestamp_nsec.
12156         (Incremental_inputs::report_archive): Save mtime; style fix.
12157         (Incremental_inputs::report_obejct): Save mtime; style fix.
12158         (Incremental_inputs::report_script): Save mtime; style fix.
12159         (Incremental_inputs::finalize_inputs): Style fix.
12160         (Incremental_inputs::finalize): Style fix.
12161         (Incremental_inputs::create_input_section_data): Store inputs
12162         mtime.
12163         * incremental.h (Incremental_inputs::report_script): Add mtime
12164         argument.
12165         (Incremental_inputs::Input_info::Input_info): Intialize only one
12166         union member.
12167         (Incremental_inputs::Input_info::archive): Move to nameless
12168         union.
12169         (Incremental_inputs::Input_info::obejct): Move to nameless union.
12170         (Incremental_inputs::Input_info::script): Move to nameless union.
12171         (Incremental_inputs::mtime): New field.
12172         * script.cc (read_input_script): Pass file mtime to
12173         Incremental_input.
12174         * script.h (Script_info::inputs): Style fix.
12175
12176 2009-07-01  Ian Lance Taylor  <ian@airs.com>
12177
12178         * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
12179         instead of 32.
12180
12181 2009-06-24  Ian Lance Taylor  <iant@google.com>
12182
12183         PR 10156
12184         * layout.cc (Layout::choose_output_section): If we find an
12185         existing section, update the flags.
12186         (Layout::create_notes): New function, broken out of
12187         Layout::finalize.
12188         (Layout::finalize): Don't create note sections.
12189         (Layout::create_note): Don't crash if linker script discards
12190         section.
12191         (Layout::create_gold_note): Likewise.
12192         (Layout::create_build_id): Likewise.  Don't set
12193         after_input_sections on the section.
12194         (Layout::create_executable_stack_info): Remove target parameter.
12195         Change caller.
12196         * layout.h (class Layout): Declare create_notes.  Update
12197         declaration of create_executable_stack_info.
12198         * gold.cc (queue_middle_tasks): Call create_notes.
12199         * output.cc (Output_section::update_flags_for_input_section): Move
12200         here from output.h.  If SHF_ALLOC flag is newly set, mark address
12201         invalid.
12202         * output.h (Output_data::mark_address_invalid): New function.
12203         (class Output_section): Only declare, not define,
12204         update_flags_for_input_section.  Remove set_flags.
12205
12206 2009-06-24  Ian Lance Taylor  <iant@google.com>
12207
12208         * script-sections.cc (Output_section_definition::
12209         set_section_addresses): Rename shadowing local load_address to
12210         laddr.
12211
12212 2009-06-24  Ian Lance Taylor  <iant@google.com>
12213
12214         PR 10244
12215         * reloc.cc (relocate_sections): Skip empty relocation sections.
12216
12217 2009-06-23  Ian Lance Taylor  <iant@google.com>
12218
12219         PR 10156
12220         * layout.cc (Layout::create_note): Use choose_output_section
12221         rather than make_output_section.
12222
12223 2009-06-23  Ian Lance Taylor  <iant@google.com>
12224
12225         PR 10237
12226         * options.cc (General_options::parse_V): Set printed_version_.
12227         (General_options::General_options): Initialize printed_version_.
12228         * options.h (class General_options): Add printed_version_ field.
12229         * gold.cc (queue_initial_tasks): If there are no input files,
12230         don't give a fatal error if we printed the version information.
12231         (queue_middle_tasks): If using -r with a shared object, give a
12232         fatal error rather than an ordinary error.
12233
12234 2009-06-23  Ian Lance Taylor  <iant@google.com>
12235
12236         PR 10219
12237         * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
12238         (Layout::make_output_section): Set have_stabstr_section_ if we see
12239         a .stab*str section.
12240         (Layout::finalize): Call link_stabs_sections.
12241         (Layout::link_stabs_sections): New file.
12242         * layout.h (class Layout): Add have_stabstr_section_ field.
12243         Declare link_stabs_sections.
12244
12245 2009-06-23  Doug Kwan  <dougkwan@google.com>
12246
12247         * Makefile.am (libgold_a_LIBADD): New.
12248         (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
12249         * Makefile.in: Regenerate.
12250         * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
12251         * configure: Regenerate.
12252         * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
12253         * fileread.cc: Include sys/state.h
12254         * gold.h: Declare memmem and strndup if found missing.
12255         * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
12256
12257 2009-06-23  Ian Lance Taylor  <iant@google.com>
12258
12259         * configure.ac: Call AC_CHECK_DECLS using C, not C++.
12260         * configure: Rebuild.
12261
12262 2009-06-23  Ian Lance Taylor  <iant@google.com>
12263
12264         PR 10147
12265         * object.cc (Object::section_contents): Don't try to get a view if
12266         the section has length zero.
12267         (Object::handle_gnu_warning_section): If the section is empty, use
12268         the name of the section as the warning.
12269
12270 2009-06-23  Ian Lance Taylor  <iant@google.com>
12271
12272         PR 10133
12273         * stringpool.h (class Stringpool_template): Add optimize_ field.
12274         (Stringpool_template::set_optimize): New function.
12275         * stringpool.cc (Stringpool_template::Stringpool_template):
12276         Initialize optimize_ field.
12277         (Stringpool_template::set_string_offsets): Test local optimize
12278         fild rather than parameter.
12279         * layout.cc (Layout::Layout): Call set_optimize on the section
12280         name stringpool.
12281
12282 2009-06-22  Ian Lance Taylor  <iant@google.com>
12283
12284         PR 10030
12285         * yyscript.y: Parse TARGET.
12286         * script.cc (script_set_target): New function.
12287         * script-c.h (script_set_target): Declare.
12288         * options.cc (General_options::string_to_object_format): Rename
12289         from string_to_object_format in anonymous namespace.  Change
12290         callers.
12291         * options.h (class General_options): Declare
12292         string_to_object_format.
12293
12294 2009-06-22  Ian Lance Taylor  <iant@google.com>
12295
12296         * script-sections.cc (Script_sections::create_segments): Don't put
12297         program headers in a PT_LOAD segment if -n or -N.
12298
12299 2009-06-22  Ian Lance Taylor  <iant@google.com>
12300
12301         PR 10141
12302         * options.h (class General_options): Add -z lazy and -z now.  Sort
12303         -z options into alphabetical order.
12304         * layout.cc (Layout::finish_dynamic_section): Handle -z now.
12305
12306 2009-06-21  Ian Lance Taylor  <iant@google.com>
12307
12308         * layout.cc (Layout::make_output_section): Call
12309         Target::new_output_section.
12310         (Layout::attach_allocated_section_to_segment): Put large section
12311         sections in a separate load segment with the large segment flag
12312         set.
12313         (Layout::segment_precedes): Sort large data segments after other
12314         load segments.
12315         (align_file_offset): New static function.
12316         (Layout::set_segment_offsets): Use align_file_offset.
12317         * output.h (class Output_section): Add is_small_section_ and
12318         is_large_section_ fields.
12319         (Output_section::is_small_section): New function.
12320         (Output_section::set_is_small_section):  New function.
12321         (Output_section::is_large_section): New function.
12322         (Output_section::set_is_large_section): New function.
12323         (Output_section::is_large_data_section): New function.
12324         (class Output_segment): Add is_large_data_segment_ field.
12325         (Output_segment::is_large_data_segment): New function.
12326         (Output_segment::set_is_large_data_segment): New function.
12327         * output.cc (Output_section::Output_section): Initialize new
12328         fields.
12329         (Output_segment::Output_segment): Likewise.
12330         (Output_segment::add_output_section): Add assertion that large
12331         data sections always go in large data segments.  Force small data
12332         sections to the end of the list of data sections.  Force small BSS
12333         sections to the start of the list of BSS sections.  For large BSS
12334         sections to the end of the list of BSS sections.
12335         * symtab.h (class Symbol): Declare is_common_shndx.
12336         (Symbol::is_defined): Check Symbol::is_common_shndx.
12337         (Symbol::is_common): Likewise.
12338         (class Symbol_table): Define enum Commons_section_type.  Update
12339         declarations.  Add small_commons_ and large_commons_ fields.
12340         * symtab.cc (Symbol::is_common_shndx): New function.
12341         (Symbol_table::Symbol_table): Initialize new fields.
12342         (Symbol_table::add_from_object): Put small and large common
12343         symbols in the right list.
12344         (Symbol_table::sized_finalized_symbol): Check
12345         Symbol::is_common_shndx.
12346         (Symbol_table::sized_write_globals): Likewise.
12347         * common.cc (Symbol_table::do_allocate_commons): Allocate new
12348         common symbol lists.  Don't call do_allocate_commons_list if the
12349         list is empty.
12350         (Symbol_table::do_allocate_commons_list): Remove is_tls
12351         parameter.  Add comons_section_type parameter.  Change all
12352         callers.  Handle small and large common symbols.
12353         * object.cc (Sized_relobj::do_finalize_local_symbols): Check
12354         Symbol::is_common_shndx.
12355         * resolve.cc (symbol_to_bits): Likewise.
12356         * target.h (Target::small_common_shndx): New function.
12357         (Target::small_common_section_flags): New function.
12358         (Target::large_common_shndx): New function.
12359         (Target::large_common_section_flags): New function.
12360         (Target::new_output_section): New function.
12361         (Target::Target_info): Add small_common_shndx, large_common_shndx,
12362         small_common_section_flags, and large_common_section_flags
12363         fields.
12364         (Target::do_new_output_section): New virtual function.
12365         * arm.cc (Target_arm::arm_info): Initialize new fields.
12366         * i386.cc (Target_i386::i386_info): Likewise.
12367         * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
12368         Likewise.
12369         * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
12370         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12371         (Target_x86_64::do_new_output_section): New function.
12372         * configure.ac: Define conditional MCMODEL_MEDIUM.
12373         * testsuite/Makefile.am (check_PROGRAMS): Add large.
12374         (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
12375         (large_LDFLAGS): Define.
12376         * testsuite/large.c: New file.
12377         * testsuite/testfile.cc (Target_test::test_target_info):
12378         Initialize new fields.
12379         * configure, testsuite/Makefile.in: Rebuild.
12380
12381 2009-06-05  Doug Kwan  <dougkwan@google.com>
12382
12383         * Makefile.am (CCFILES): Add target.cc.
12384         * Makefile.in: Regenerate.
12385         * i386.cc (class Target_i386): Define new virtual method to
12386         override do_is_local_label_name in parent.
12387         * object.cc (Sized_relobj::do_count_local_symbols): Discard
12388         local symbols if --discard-locals or -X is given.
12389         * options.h (class General_options): Declare new options
12390         '--discard-locals' and '-X' for discarding locals.
12391         * target.h (class Target): Define new methods is_local_label_name.
12392         Declare new virtual method do_is_local_label_name.
12393         * target.cc: New file.
12394         * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
12395         (check_SCRIPTS): Add discard_locals_test.sh.
12396         (check_DATA): Add discard_local_tests.syms.
12397         (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
12398         (discard_local_tests.syms, discard_locals_test.o): New make rules.
12399         * testsuite/Makefile.in: Regenerate.
12400         * testsuite/discard_locals_test.c: New file.
12401         * testsuite/discard_locals_test.sh: Same.
12402
12403 2009-06-05  Doug Kwan  <dougkwan@google.com>
12404
12405         * object.cc (Sized_relobj::Sized_relobj): Initialize
12406         discarded_eh_frame_shndx_ to -1U.
12407         (Sized_relobj::do_layout): Record index of a discard .eh_frame
12408         section.
12409         (Sized_relobj::do_count_local_symbols): Skip local symbols in
12410         a discarded .eh_frame section.
12411         (Sized_relobj::do_finalize_local_symbols): Ditto.
12412         * object.h (class Sized_relobj): Declare new member
12413         discarded_eh_frame_shndx_.
12414         * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
12415         (local_labels_test.o, local_labels_test): New rules.
12416         * testsuite/Makefile.in: Regenerate.
12417
12418 2009-06-04  Doug Kwan  <dougkwan@google.com>
12419
12420         * layout.cc (Layout::section_name_mapping): Add mapping for
12421         special ARM sections.
12422
12423 2009-06-03  Doug Kwan  <dougkwan@google.com>
12424
12425         * arm.cc (utils::sign_extend): Reverse test in gold_assert.
12426         (utils::has_overflow): Same.
12427
12428 2009-06-03  Ian Lance Taylor  <iant@google.com>
12429
12430         * layout.cc (Layout::section_name_mapping): New array, replacing
12431         Layout::linkonce_mapping.
12432         (Layout::section_name_mapping_count): New variable, replacing
12433         Layout::linkonce_mapping_count.
12434         (Layout::linkonce_output_name): Remove.
12435         (Layout::output_section_name): Rewrite.
12436         * layout.h (class Layout): Rename Linkonce_mapping to
12437         Section_name_mapping, linkonce_mapping to section_name_mapping,
12438         linkonce_mapping_count to section_name_mapping_count.  Don't
12439         declare linkonce_output_name.
12440
12441 2009-06-03  Doug Kwan  <dougkwan@google.com>
12442
12443         * gold/arm.cc (namespace utils): New.
12444         (Target_arm::reloc_is_non_pic): Define new method.
12445         (class Arm_relocate_functions): New.
12446         (Target_arm::Relocate::relocate): Handle relocation types used by
12447         Android.
12448
12449 2009-06-03  Ian Lance Taylor  <iant@google.com>
12450
12451         * arm.cc (Target_arm::scan::global): Use || instead of |.
12452
12453 2009-06-02  Doug Kwan  <dougkwan@google.com>
12454
12455         * gold/arm.cc (Target_arm::Scan::Scan):  Initialize
12456         issued_non_pic_error_.
12457         (class Target_arm::Scan): Declare new method check_non_pic.
12458         Define new method symbol_needs_plt_entry.
12459         Declare new data member issued_non_pic_error_.
12460         (class Target_arm::Relocate): Declare new method
12461         should_apply_static_reloc.
12462         (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
12463         (Target_arm::Scan::check_non_pic): Define new method.
12464         (Target_arm::Scan::local): Handle a small subset of reloc types used
12465         by Android.
12466         (Target_arm::Scan::local): Same.
12467         (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
12468
12469 2009-05-31  Mikolaj Zalewski  <mikolajz@google.com>
12470
12471         * incremental.cc (Incremental_inputs::report_command_line): Filter
12472         out --incremental-* options.
12473
12474 2009-05-29  Doug Kwan  <dougkwan@google.com>
12475
12476         * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
12477         template class.
12478         (class Target_arm): Update comment.
12479         (Target_arm::Target_arm): Initialize new data members GOT_,
12480         PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
12481         Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
12482         and Target_arm::rel_dyn_section.
12483         Declare new_enum Target_arm::Got_type.
12484         Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
12485         and DYNBSS_.
12486         Update commments for member do_dynsym_value.
12487         (Target_arm::got_size, Target_arm::plt_section,
12488         Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
12489         new methods inside class defintion.
12490         (Target_arm::got_section): Define new method.
12491         (Target_arm::rel_dyn_section): Same.
12492         (Output_data_plt_arm): New template class.
12493         (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
12494         (Output_data_plt_arm:do_adjust_output_section): Define new method.
12495         (Output_data_plt_arm::add_entry): Same.
12496         (Output_data_plt_arm::first_plt_entry): Define new
12497         static data member for PLT instruction template.
12498         (Output_data_plt_arm::plt_entry): Same.
12499         (Output_data_plt_arm::do_write): Define new method.
12500         (Target_arm::make_plt_entry): Same.
12501         (Target_arm::do_finalize_sections): Same.
12502         (Target_arm::do_dynsym_value): Same.
12503
12504 2009-05-28  Doug Kwan  <dougkwan@google.com>
12505
12506         * Makefile.am (TARGETSOURCES): Add arm.cc.
12507         (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
12508         * Makefile.in: Regenerate.
12509         * arm.cc: New file.
12510         * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
12511
12512 2009-05-26  Doug Kwan  <dougkwan@google.com>
12513
12514         * options.cc (General_options::parse_exclude_libs).  Fix a comment.
12515         (General_options::check_excluded_libs): Strip off directories in
12516         archive name before matching like GNU ld does.
12517         * testsuite/Makefile.am (MOSTLYCLEANFILES,
12518         exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
12519         (exclude_libs_test_LDFLAGS): Add linker option
12520         -Wl,--exclude-libs,libexclude_libs_test_3
12521         (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
12522         an explicit archive without using -l.
12523         (alt/libexclude_libs_test_3.a): New make rule.
12524         * testsuite/Makefile.in: Regenerate.
12525         * testsuite/exclude_libs_test.c : Declare lib3_default().
12526         (main): Call it.
12527         * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
12528         * exclude_libs_test_3.c: New file.
12529
12530 2009-05-26  Nick Clifton  <nickc@redhat.com>
12531
12532         * po/id.po: New Indonesian translation.
12533         * po/gold.pot: Updated template file.
12534
12535 2009-05-22  Sriraman Tallam  <tmsriram@google.com>
12536
12537         * testsuite/Makefile.am: Add -ffunction-sections to compile
12538         gc_comdat_test files.  Add -Wl,--gc-sections to build
12539         gc_comdat_test.
12540         * testsuite/Makefile.in: Regenerate.
12541         * testsuite/gc_comdat_test.sh: Fix the condition around grep.
12542
12543 2009-05-21  Sriraman Tallam  <tmsriram@google.com>
12544
12545         * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
12546         kept comdat section was garbage collected.
12547         * testsuite/Makefile.am: Add test gc_comdat_test.sh.
12548         * testsuite/Makefile.in: Regenerate.
12549         * testsuite/gc_comdat_test.sh: New file.
12550         * testsuite/gc_comdat_test_1.cc: New file.
12551         * testsuite/gc_comdat_test_2.cc: New file.
12552
12553 2009-05-19  Doug Kwan  <dougkwan@google.com>
12554
12555         * archive.cc (Archive::Archive): Move constructor from archive.h
12556         to here.  Initialize no_export_.
12557         (Archive::get_elf_object_for_member): Set no_export flag of object.
12558         * archive.h (Archive::Archive): Move constructor body to
12559         archive.cc.
12560         (Archive::no_export): New method.
12561         (Archive::no_export_): New field.
12562         * object.h (Object::Object): Initialize no_export_ to false.
12563         (Object::no_export, Object::set_no_export): New methods.
12564         (Object::no_export_): New field.
12565         * options.cc (General_options::parse_exclude_libs): New method.
12566         (General_options::check_excluded_libs) Same.
12567         * options.h (exclude_libs): New option.
12568         (General_options::check_excluded_libs): New method declaration.
12569         (General_options::excluded_libs_): New field.
12570         * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
12571         default or protected visibility if an object has no-export flag set.
12572         testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
12573         (check_SCRIPTS): Add exclude_libs_test.sh.
12574         (check_DATA): Add exclude_libs_test.syms.
12575         (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
12576         libexclude_libs_test_1.a and libexclude_libs_test_2.a.
12577         (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
12578         exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
12579         (exclude_libs_test.syms, libexclude_libs_test_1.a,
12580         libexclude_libs_test_2.a): New rules.
12581         * testsuite/Makefile.in: Regenerate.
12582         * testsuite/exclude_libs_test.c: New file.
12583         * testsuite/exclude_libs_test.sh: Ditto.
12584         * testsuite/exclude_libs_test_1.c: Ditto.
12585         * testsuite/exclude_libs_test_2.c: Ditto.
12586
12587 2009-05-15  Ian Lance Taylor  <iant@google.com>
12588
12589         * configure.ac: Check for declarations for cases where libiberty.h
12590         checks HAVE_DECL_xxx.
12591         * configure, config.in: Rebuild.
12592
12593 2009-05-15  Mikolaj Zalewski  <mikolajz@google.com>
12594
12595         * gold.h (Incremental_argument_list): Remove (invalid) forward
12596         declaration.
12597         * incremental.cc (Incremental_inputs::report_achive): New method.
12598         (Incremental_inputs::report_object): New method.
12599         (Incremental_inputs::report_script): New method.
12600         (Incremental_inputs::finalize_inputs): New method.
12601         (Incremental_inputs::finalize): Call finalize_inputs().
12602         (Incremental_inputs::sized_create_incremental_inputs_section_data):
12603         Create inputs entries.
12604         * incremental.h (Incremental_input_type): New enum.
12605         (Incremental_inputs::Incremental_input): Initialize new fields.
12606         (Incremental_inputs::report_inputs): New method.
12607         (Incremental_inputs::report_achive): New method.
12608         (Incremental_inputs::report_object): New method.
12609         (Incremental_inputs::report_script): New method.
12610         (Incremental_inputs::finalize_inputs): New method.
12611         (Incremental_inputs::Input_info): New struct.
12612         (Incremental_inputs::Input_info_map): New typedef.
12613         (Incremental_inputs::lock_): New field.
12614         (Incremental_inputs::Inputs_): New field.
12615         (Incremental_inputs::Inputs_map): New field.
12616         * main.cc (main): Call Incremental_input::report_inputs.
12617         * options.h (Input_argument_list): Typedef moved from
12618         Input_arguments.
12619         (Input_file_group::Files): Remove, use ::Input_argument_list.
12620         (Input_file_group::Input_argument_list): Remove, use
12621         ::Input_argument_list.
12622         * plugin.cc (Plugin_manager::add_input_file): Add error in
12623         incremental build.
12624         * read_syms.cc (do_read_syms): Call Incremental_input::report_*
12625         functions.
12626         * script.cc (read_input_script): Call
12627         Incremental_input::report_script.
12628         * script.h (Script_info): New class.
12629
12630 2009-04-27  Ian Lance Taylor  <iant@google.com>
12631
12632         * x86_64.cc (do_adjust_output_section): Set entsize to
12633         plt_entry_size.
12634
12635 2009-04-23  Elliott Hughes  <enh@google.com>
12636
12637         * output.cc (Output_file::close): After short writes, continue
12638         writing from the correct offset in the buffer being written.
12639
12640 2009-04-23  Chris Demetriou  <cgd@google.com>
12641
12642         * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
12643         * configure: Regenerate.
12644         * config.in: Regenerate.
12645         * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
12646         if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
12647
12648 2009-04-21  Mikolaj Zalewski  <mikolajz@google.com>
12649
12650         * incremental.cc (Incremental_inputs_header_data): Renamed from
12651         Incremental_input_header_data.
12652         (Incremental_inputs_header_data::data_size): New field.
12653         (Incremental_inputs_header_data::put_input_file_count): Renamed
12654         from input_file_count.
12655         (Incremental_inputs_header_data::put_command_line_offset): Renamed
12656         from command_line_offset.
12657         (Incremental_inputs_header_data::put_reserved): Renamed from
12658         put_reserved.
12659         (Incremental_inputs_entry_data): Renamed from
12660         Incremental_input_entry_data.
12661         (Incremental_inputs_entry_data::data_size): New field.
12662         (Incremental_inputs::report_command_line): New method.
12663         (Incremental_inputs::finalize): New method.
12664         (Incremental_inputs::create_incremental_inputs_data): New method.
12665         (Incremental_inputs::sized_create_incremental_inputs_data): New method.
12666         * incremental.h: New file.
12667         * layout.cc (Layout::Layout): Handle new incremental_inputs_.
12668         (Layout::finalize): Create incremental inputs section in
12669         incremental builds.
12670         (Layout::create_incremental_info_sections): New method.
12671         * layout.h (Layout::incremental_inputs): New method.
12672         (Layout::create_incremental_info_sections): New method.
12673         (Layout::incremental_inputs_): New field.
12674         * main.cc (main): Notify Incremental_input of the command line.
12675
12676 2009-04-01  Ian Lance Taylor  <iant@google.com>
12677             Mikolaj Zalewski  <mikolajz@google.com>
12678
12679         * gold.h (reserve_unordered_map): Define, three versions, one for
12680         each version of Unordered_map.
12681         * layout.cc (Layout::Layout): Remove options parameter.  Add
12682         number_of_input_files parameter.  Don't initialize options_.
12683         Initialize number_of_input_files_ and resized_signatures_.  Move
12684         sections_are_attached_.
12685         (Layout::layout_group): Reserve space for group_signatures_.
12686         (Layout::find_or_add_kept_section): Change name parameter to be a
12687         reference.  Resize signatures_ map when it gets large enough.
12688         (Layout::layout_eh_frame): Use parameters->options() instead of
12689         this->options_.
12690         (Layout::make_output_section): Likewise.
12691         (Layout::attach_allocated_section_to_segment): Likewise.
12692         (Layout::finalize, Layout::create_executable_stack): Likewise.
12693         (Layout::set_segment_offsets, Layout::create_interp): Likewise.
12694         (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
12695         * layout.h (class Layout): Update declarations.  Remove options_
12696         field.  Add number_of_input_files_ and resized_signatures_
12697         fields.  Move sections_are_attached_ field.
12698         * main.cc (main): Pass number of input files to Layout
12699         constructor.  Don't pass options.
12700
12701 2009-03-30  Ian Lance Taylor  <iant@google.com>
12702
12703         * ffsll.c (ffsll): Correct implementation.
12704
12705 2009-03-27  Ian Lance Taylor  <iant@google.com>
12706
12707         * ffsll.c: New file.
12708         * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
12709         * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
12710         * ftruncate.c (ftruncate): Declare before definition.
12711         * mremap.c (mremap): Likewise.
12712         * pread.c (pread): Likewise.
12713         * configure, Makefile.in, config.in: Rebuild.
12714
12715         * mremap.c: New file.
12716         * configure.ac: Call AC_REPLACE_FUNCS on mremap.
12717         * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
12718         (mremap): Declare if HAVE_MREMAP is not defined.
12719         * configure, Makefile.in, config.in: Rebuild.
12720
12721 2009-03-27  Cary Coutant  <ccoutant@google.com>
12722
12723         * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
12724         position independent.
12725         * sparc.cc (Target_sparc::check_non_pic): Likewise.
12726         * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
12727
12728 2009-03-24  Cary Coutant  <ccoutant@google.com>
12729
12730         * symtab.h (needs_plt_entry): Check for unsatisfied reference from
12731         an executable.
12732         (needs_dynamic_reloc): Likewise.
12733
12734 2009-03-24  Ian Lance Taylor  <iant@google.com>
12735
12736         * yyscript.y (file_cmd): Recognize EXTERN.
12737         (extern_name_list, extern_name_list_body): New nonterminals.
12738         * script.cc (script_add_extern): Define.
12739         * script-c.h (script_add_extern): Declare.
12740
12741 2009-03-24  Rafael Avila de Espindola  <espindola@google.com>
12742
12743         * object.cc (is_elf_object): Define.
12744         * object.h (is_elf_object): Declare.
12745         * archive.cc (Archive::get_elf_object_for_member): Call
12746         is_elf_object.
12747         * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
12748
12749 2009-03-24  Elliott Hughes  <enh@google.com>
12750
12751         * output.cc (Output_file::map_anonymous): Define.
12752         (Output_file::map): Use map_anonymous.  If the regular mmap fails,
12753         try an anonymous one.  Report the size if the mmap fails.
12754         * output.h (class Output_file): Declare map_anonymous.
12755
12756 2009-03-24  Ian Lance Taylor  <iant@google.com>
12757
12758         * target-select.cc (instantiate_target): Don't acquire the lock if
12759         the instantiated_target_ field has already been set.
12760
12761 2009-03-23  Ian Lance Taylor  <iant@google.com>
12762
12763         * gold-threads.h (class Initialize_lock): Define.
12764         * gold-threads.cc (class Initialize_lock_once): Define.
12765         (initialize_lock_control): New static variable.
12766         (initialize_lock_pointer): New static variable.
12767         (initialize_lock_once): New static function.
12768         (Initialize_lock::Initialize_lock): Define.
12769         (Initialize_lock::initialize): Define.
12770         * target-select.h: Include "gold-threads.h".
12771         (class Target_selector): Add lock_ and initialize_lock_ fields.
12772         Don't define instantiate_target, just declare it.
12773         * target-select.cc (Target_selector::Target_selector): Initialize
12774         new fields.
12775         (Target_selector::instantiate_target): Define.
12776         * descriptors.h: Include "gold-threads.h".
12777         (class Descriptors): Add initialize_lock_ field.
12778         * descriptors.cc (Descriptors::Descriptors): Initialize new
12779         field.
12780         (Descriptors::open): Use initialize_lock_ field
12781         * errors.h (class Errors): Add initialize_lock_ field.
12782         * errors.cc (Errors::Errors): Initialize new field.
12783         (Errors::initialize_lock): Use initialize_lock_ field.
12784         * powerpc.cc (class Target_selector_powerpc): Remove
12785         instantiated_target_ field.  In do_recognize call
12786         instantiate_target rather than do_instantiate_target.  In
12787         do_instantiate_target just allocate a new target.
12788         * sparc.cc (class Target_selector_sparc): Likewise.
12789
12790         * freebsd.h: New file.
12791         * i386.cc: Include "freebsd.h".
12792         (Target_i386): Derive from Target_freebsd rather than
12793         Sized_target.
12794         (Target_selector_i386): Derive from Target_selector_freebsd rather
12795         than Target_selector.
12796         * x86_64.cc: Include "freebsd.h".
12797         (Target_x86_64): Derive from Target_freebsd rather than
12798         Sized_target.
12799         (Target_selector_x86_64): Derive from Target_selector_freebsd
12800         rather than Target_selector.
12801         * target.h (class Target): Add adjust_elf_header and
12802         do_adjust_elf_header.
12803         * output.cc (Output_file_header:: do_sized_write): Call target
12804         adjust_elf_header routine.
12805         * configure.tgt: Set targ_osabi.
12806         * configure.ac: Define GOLD_DEFAULT_OSABI.
12807         * parameters.cc (Parameters::default_target): Pass
12808         GOLD_DEFAULT_OSABI to select_target.
12809         * target-select.h (class Target_selector): Make instantiate_target
12810         protected rather than private.
12811         * Makefile.am (HFILES): Add freebsd.h.
12812         * configure, Makefile.in, config.in: Rebuild.
12813
12814         * merge.cc (do_add_input_section): Correct pend value.  Change
12815         message about last entry not being null terminated from error to
12816         warning.
12817
12818 2009-03-20  Mikolaj Zalewski  <mikolajz@google.com>
12819
12820         * incremental.cc: New file.
12821         * Makefile.am (CCFILES): Add incremental.cc.
12822         * Makefile.in: Rebuild.
12823
12824 2009-03-19  Paul Pluzhnikov  <ppluzhnikov@google.com>
12825
12826         * layout.cc (Layout::output_section_name): Preserve names
12827         of '.note.' sections.
12828
12829 2009-03-19  Ian Lance Taylor  <iant@google.com>
12830
12831         * descriptors.cc (Descriptors::open): Check that the options are
12832         valid before using them.
12833
12834 2009-03-18  Ian Lance Taylor  <iant@google.com>
12835
12836         * script-sections.h: Include <list>.
12837         (class Script_sections): Change Sections_elements from std::vector
12838         to std::list.  Typedef public Elements_iterator.  Add
12839         orphan_section_placement_, data_segment_align_start_, and
12840         saw_data_segment_align_ fields.  Remove data_segment_align_index_
12841         field.
12842         * script-sections.cc (class Orphan_section_placement): New class.
12843         (class Sections_element): Add virtual functions is_relro and
12844         orphan_section_init.  Remove virtual function place_orphan_here.
12845         (class Output_section_definition): Add is_relro and
12846         orphan_section_init.  Remove place_orphan_here.
12847         (class Orphan_output_section): Likewise.
12848         (Script_sections::Script_sections): Update for field changes.
12849         (Script_sections::data_segment_align): Set saw_data_segment_align_
12850         and data_segment_align_start_, not data_segment_align_index.
12851         (Script_sections::data_segment_relro_end): Check
12852         saw_data_segment_align_.  Use data_segment_align_start_ rather
12853         than data_segment_align_index_.
12854         (Script_sections::place_orphan): Rewrite to use
12855         Orphan_section_placement.
12856
12857 2009-03-17  Ian Lance Taylor  <iant@google.com>
12858
12859         * archive.cc (Archive::add_symbols): Check for a version attached
12860         to the symbol name in the archive map.
12861         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
12862         (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
12863         (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
12864         (ver_test_11.a): New target.
12865         * testsuite/Makefile.in: Rebuild.
12866
12867         * configure.ac: Check for chsize and posix_fallocate.  Replace
12868         ftruncate.
12869         * ftruncate.c: New file, from gnulib.
12870         * output.cc (posix_fallocate): Define dummy version if not
12871         HAVE_POSIX_FALLOCATE.
12872         (Output_file::map): Call posix_fallocate rather than lseek and
12873         write.
12874         * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
12875         * configure, Makefile.in, config.in: Rebuild.
12876
12877 2009-03-17  Paul Pluzhnikov  <ppluzhnikov@google.com>
12878
12879         * layout.h (Layout::create_note): Add section_name parameter.
12880         * layout.cc (Layout::create_note): Likewise.
12881         (Layout::create_build_id, Layout::create_gold_note): Fix callers.
12882
12883 2009-03-17  Ian Lance Taylor  <iant@google.com>
12884
12885         * descriptors.cc: Include "options.h".
12886         (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
12887         (Descriptors::open): Always use O_CLOEXEC when opening a new
12888         descriptor.  If we have a plugin, and O_CLOEXEC was not defined,
12889         then set FD_CLOEXEC.
12890
12891         * sparc.cc (class Target_sparc): Add has_got_section.
12892         (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
12893         make sure we have a GOT section.
12894
12895         * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
12896         (Target_sparc::Scan::local): Likewise.
12897         (Target_sparc::Scan::global): Likewise.
12898         (Target_sparc::Relocate::relocate): Likewise.
12899         (Target_sparc::Relocate::relocate_tls): Likewise.
12900
12901         * symtab.cc (Symbol_table::define_default_version): New function,
12902         broken out of add_from_object.
12903         (Symbol_table::add_from_object): Call define_default_version.
12904         (Symbol_table::define_special_symbol): Add resolve_oldsym
12905         parameter.  Change all callers.  If the version for a symbol comes
12906         from a version script, resolve it with the symbol with the same
12907         name with no version.  Also add the symbol without a version if
12908         appropriate.
12909         (do_define_in_output_data): If resolving with oldsym, don't delete
12910         sym.
12911         (do_define_in_output_segment): Likewise.
12912         (do_define_as_constant): Likewise.
12913         * symtab.h (class Symbol_table): Update declarations.
12914
12915 2009-03-13  Ian Lance Taylor  <iant@google.com>
12916
12917         * readsyms.cc (Read_symbols::incompatible_warning): New function.
12918         (Read_symbols::requeue): New function.
12919         (Read_symbols::do_read_symbols): If make_elf_object fails because
12920         the target type is not configured, and the file was searched for,
12921         issue a warning and retry with the next directory.
12922         (Add_symbols::run): If the file has an incompatible format, and
12923         it was searched for, requeue the Read_symbols task.  On error,
12924         release the object.
12925         * readsyms.h (class Read_symbols): Add dirindex_ field.  Add
12926         dirindex parameter to constructor.  Change all callers.  Declare
12927         incompatible_warning and requeue.
12928         (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
12929         input_argument_ and input_group_ fields.  Add them to
12930         constructor.  Change all callers.
12931         (class Read_script): Add dirindex_ field.  Add it to constructor.
12932         Change all callers.
12933         * archive.cc (Archive::setup): Remove input_objects parameter.
12934         Change all callers.
12935         (Archive::get_file_and_offset): Likewise.
12936         (Archive::read_all_symbols): Likewise.
12937         (Archive::read_symbols): Likewise.
12938         (Archive::get_elf_object_for_member): Remove input_objects
12939         parameter.  Add punconfigured parameter.  Change all callers.
12940         (Archive::add_symbols): Change return type to bool.  Check return
12941         value of include_member.
12942         (Archive::include_all_members): Likewise.
12943         (Archive::include_member): Change return type to bool.  Return
12944         false if first included object has incompatible target.  Set
12945         included_member_ field.
12946         (Add_archive_symbols::run): If add_symbols returns false, requeue
12947         Read_symbols task.
12948         * archive.h (class Archive): Add included_member_ field.
12949         Initialize it in constructor.  Add input_file and searched_for
12950         methods.  Update declarations.
12951         (class Add_archive_symbols): Add dirpath_, dirindex_, and
12952         input_argument_ fields.  Add them to constructor.  Change all
12953         callers.
12954         * script.cc: Include "target-select.h".
12955         (class Parser_closure): Add skip_on_incompatible_target_ and
12956         found_incompatible_target_ fields.  Add
12957         skip_on_incompatible_target parameter to constructor.  Change all
12958         callers.  Add methods skip_on_incompatible_target,
12959         clear_skip_on_incompatible_target, found_incompatible_target, and
12960         set_found_incompatible_target.
12961         (read_input_script): Add dirindex parameter.  Change all callers.
12962         If parser finds an incompatible target, requeue Read_symbols
12963         task.
12964         (script_set_symbol): Clear skip_on_incompatible_target in
12965         closure.
12966         (script_add_assertion, script_parse_option): Likewise.
12967         (script_start_sections, script_add_phdr): Likewise.
12968         (script_check_output_format): New function.
12969         * script.h (read_input_script): Update declaration.
12970         * script-c.h (script_check_output_format): Declare.
12971         * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
12972         (ignore_cmd): Remove OUTPUT_FORMAT.
12973         * fileread.cc (Input_file::Input_file): Add explicit this.
12974         (Input_file::will_search_for): New function.
12975         (Input_file::open): Add pindex parameter.  Change all callers.
12976         * fileread.h (class Input_file): Add input_file_argument method.
12977         Declare will_search_for.  Update declarations.
12978         * object.cc (make_elf_object): Add punconfigured parameter.
12979         Change all callers.
12980         * object.h (class Object): Make input_file public.  Add
12981         searched_for method.
12982         (make_elf_object): Update declaration.
12983         * dirsearch.cc (Dirsearch::find): Add pindex parameter.  Use it to
12984         restart search.
12985         * dirsearch.h (class Dirsearch): Update declaration.
12986         * options.h (class General_options): Add --warn-search-mismatch.
12987         * parameters.cc (Parameters::is_compatible_target): New function.
12988         * parameters.h (class Parameters): Declare is_compatible_target.
12989         * workqueue.cc (Workqueue::add_blocker): New function.
12990         * workqueue.h (class Workqueue): Declare add_blocker.
12991
12992         * fileread.cc (Input_file::open): Remove options parameter.
12993         Change all callers.
12994         (Input_file::open_binary): Likewise.
12995         * script.cc (read_input_script): Likewise.
12996         * readsyms.h (class Read_symbols): Remove options_ field.  Remove
12997         options parameter from constructor.  Change all callers.
12998         (class Read_script): Likewise.
12999         * fileread.h (class Input_file): Update declarations.
13000         * script.h (read_input_script): Update declaration.
13001
13002 2009-03-10  Nick Clifton  <nickc@redhat.com>
13003
13004         * po/es.po: New Spanish translation.
13005
13006 2009-03-06  Cary Coutant  <ccoutant@google.com>
13007
13008         * options.cc (parse_short_option): Keep dash_z from registering itself.
13009
13010 2009-03-03  Ian Lance Taylor  <iant@google.com>
13011
13012         PR 9918
13013         * target-reloc.h (relocate_section): Pass output_section to
13014         relocate.
13015         * i386.cc (Target_i386::should_apply_static_reloc): Add
13016         output_section parameter.  Change all callers.
13017         (Target_i386::Relocate::relocate): Add output_section parameter.
13018         * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13019         * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
13020         * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
13021         * testsuite/two_file_shared.sh: New script.
13022         * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
13023         (check_DATA): Add two_file_shared.dbg.
13024         (two_file_shared.dbg): New target.
13025         * testsuite/Makefile.in: Rebuild.
13026
13027 2009-03-01  Ian Lance Taylor  <iant@google.com>
13028
13029         * configure.ac: Check for byteswap.h.
13030         * configure: Rebuild.
13031         * config.in: Rebuild.
13032
13033 2009-03-01  Mikolaj Zalewski  <mikolajz@google.com>
13034
13035         * layout.cc (Layout::find_or_add_kept_section): New function.
13036         (Layout::add_comdat): Removed.
13037         * layout.h (struct Kept_section): Move out of class Layout.
13038         Remove trailing underscores from field names.  Add group_sections
13039         field.  Rename group_ field to is_group.  Change all uses.
13040         (class Layout): Declare find_or_add_kept_section, not add_comdat.
13041         * object.cc (Sized_relobj::Sized_relobj): Don't initialize
13042         comdat_groups_ field.
13043         (Sized_relobj::include_section_group): Use
13044         find_or_add_kept_section and Kept_section::group_sections.
13045         (Sized_relobj::include_linkonce_section): Likewise.
13046         * object.cc (class Sized_relobj): Don't define Comdat_group or
13047         Comdat_group_table.  Remove find_comdat_group and
13048         add_comdat_group.  Remove comdat_groups_ field.
13049         * plugin.cc (include_comdat_group): Use
13050         Layout::find_or_add_kept_section.
13051
13052 2009-02-28  Ian Lance Taylor  <iant@google.com>
13053
13054         * README: --gc-sections and map files are now supported.  Document
13055         some build requirements.
13056
13057         PR 6992
13058         * symtab.cc (Symbol_table::sized_write_section_symbol): In a
13059         relocatable link set the value of the section symbol to zero.
13060         * object.cc (Sized_relobj::do_finalize_local_symbols): In a
13061         relocatable link don't include the section address in the local
13062         symbol value.
13063
13064 2009-02-27  Ian Lance Taylor  <iant@google.com>
13065
13066         PR 6811
13067         * options.h (class Search_directory): Add is_system_directory.
13068         (class General_options): Declare is_in_system_directory.
13069         * options.cc (get_relative_sysroot): Make static.
13070         (get_default_sysroot): Make static.
13071         (General_optoins::is_in_system_directory): New function.
13072         * fileread.cc (Input_file::is_in_system_directory): New function.
13073         * fileread.h (class Input_file): Declare is_in_system_directory.
13074         * object.h (class Object): Add is_in_system_directory.
13075         (class Input_objects): Remove system_library_directory_ field.
13076         * object.cc (Input_objects::add_object): Don't set
13077         system_library_directory_.
13078         (input_objects::found_in_system_library_directory): Remove.
13079         * symtab.cc (Symbol_table::write_globals): Remove input_objects
13080         parameter.  Change all callers.
13081         (Symbol_table::sized_write_globals): Likewise.
13082         (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
13083         Call Object::is_in_system_directory.
13084         * symtab.h (class Symbol_table): Update declarations.
13085
13086         PR 5990
13087         * descriptors.h (Open_descriptor): Add is_on_stack field.
13088         * descriptors.cc (Descriptors::open): If the descriptor is on the
13089         top of the stack, remove it.  Initialize is_on_stack field.
13090         (Descriptors::release): Only add pod to stack if it is not on the
13091         stack already.
13092         (Descriptors::close_some_descriptor): Clear stack_next and
13093         is_on_stack fields.
13094
13095         PR 7091
13096         * output.cc (Output_section::find_starting_output_address): Rename
13097         from starting_output_address; add PADDR parameter; change return
13098         type.
13099         * output.h (class Output_section): Declare
13100         find_starting_output_address instead of starting_output_address.
13101         * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
13102         section symbol for which we can't find a merge section.
13103
13104         PR 9836
13105         * symtab.cc (Symbol_table::add_from_object): If the visibility is
13106         hidden or internal, force the symbol to be local.
13107         * resolve.cc (Symbol::override_visibility): Define.
13108         (Symbol::override_base): Use override_visibility.
13109         (Symbol_table::resolve): Likewise.
13110         (Symbol::override_base_with_special): Likewise.
13111         (Symbol_table::override_with_special): If the visibility is hidden
13112         or internal, force the symbol to be local.
13113         * symtab.h (class Symbol): Add set_visibility and
13114         override_visibility.
13115         * testsuite/ver_test_1.sh: New file.
13116         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
13117         (check_DATA): Add ver_test_1.syms.
13118         (ver_test_1.syms): New target.
13119         * testsuite/Makefile.in: Rebuild.
13120
13121 2009-02-25  Cary Coutant  <ccoutant@google.com>
13122
13123         * layout.cc (Layout::choose_output_section): Don't rename sections
13124         when using a linker script that has a SECTIONS clause.
13125         * Makefile.in: Regenerate.
13126
13127         * testsuite/Makefile.am (script_test_5.sh): New test case.
13128         * testsuite/Makefile.in: Regenerate.
13129         * testsuite/script_test_5.cc: New file.
13130         * testsuite/script_test_5.sh: New file.
13131         * testsuite/script_test_5.t: New file.
13132
13133 2009-02-13  Rafael Avila de Espindola  <espindola@google.com>
13134
13135         * archive.cc (Archive::include_member): Update calls to add_symbols.
13136         * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
13137         the Layout argument.
13138         * dynobj.h (do_add_symbols): Add the Layout argument.
13139         * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
13140         Layout argument.
13141         * object.h (Object::add_symbols): Add the Layout argument.
13142         (Object::do_add_symbols): Add the Layout argument.
13143         (Sized_relobj::do_add_symbols): Add the Layout argument.
13144         * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
13145         Unify the two versions.
13146         (Add_plugin_symbols): Remove.
13147         * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
13148         (Sized_pluginobj::do_add_symbols): Unify the two versions.
13149         (Add_plugin_symbols): Remove.
13150         * readsyms.cc (Read_symbols::do_read_symbols): Update call to
13151         Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
13152         (Add_symbols::run): Make it work with Pulginobj.
13153
13154 2009-02-06  Ian Lance Taylor  <iant@google.com>
13155
13156         * object.cc (Sized_relobj::do_layout): Make info message start
13157         with lower case letter.
13158
13159 2009-02-06  Mikolaj Zalewski  <mikolajz@google.com>
13160
13161         * binary.cc: Fix file comment.
13162
13163         * options.h (enum Incremental_disposition): Define.
13164         (class General_options): Add new options: --incremental,
13165         --incremental_changed, --incremental_unchanged,
13166         --incremental_unknown.  Add incremental_disposition_ and
13167         implicit_incremental_ fields.
13168         (General_options::incremental_disposition): New function.
13169         (class Position_dependent_options): Add incremental_disposition
13170         option.
13171         (Position_dependent_options::copy_from_options): Set incremental
13172         dispositions.
13173         * options.cc (General_options::parse_incremental_changed): New
13174         function.
13175         (General_options::parse_incremental_unchanged): New function.
13176         (General_options::parse_incremental_unknown): New function.
13177         (General_options::General_options): Initialize new fields
13178         incremental_disposition_ and implicit_incremental_.
13179         (General_options::finalize): Check for uasge of --incremental-*
13180         without --incremental.
13181
13182 2009-02-06  Chris Demetriou  <cgd@google.com>
13183
13184         * gold.h (gold_undefined_symbol): Change to take only a Symbol
13185         pointer and to report location as the file name associated with
13186         the symbol.
13187         (gold_undefined_symbol_at_location): New function to replace the
13188         old gold_undefined_symbol functionality.
13189         * target-reloc.h (relocate_section): Update to use
13190         gold_undefined_symbol_at_location.
13191         * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13192         Call gold_undefined_symbol function rather than gold_error.
13193         * errors.h (Errors::undefined_symbol): Take location as a
13194         string, rather than calculating it from a relocation.
13195         * errors.cc (Errors::fatal): Print "fatal error:" before the
13196         formatted message.
13197         (Errors::error, Errors::error_at_location): Print "error: "
13198         before the formatted message.
13199         (Errors::undefined_symbol): Take location as a string, rather
13200         than calculating it from a relocation.
13201         (gold_undefined_symbol_at_location): New function akin to
13202         old gold_undefined_symbol, calculates location from relocation.
13203         (gold_undefined_symbol): Change to take only a Symbol pointer
13204         and to report location as the file name associated with the symbol.
13205         * testsuite/debug_msg.sh: Update for changed error messages.
13206         * testsuite/undef_symbol.sh: Likewise.
13207
13208 2009-02-04  Duncan Sands  <baldrick@free.fr>
13209
13210         PR 9812
13211         * reduced_debug_output.h
13212         (Output_reduced_debug_abbrev_section::failed): Use format for
13213         gold_warning.
13214         (Output_reduced_debug_info_section::faild): Likewise.
13215
13216 2009-01-31  Mikolaj Zalewski  <mikolajz@google.com>
13217
13218         * script.cc (Lazy_demangler): New class.
13219         (Version_script_info::get_symbol_version_helper): Demangle a
13220         symbol only once.
13221
13222 2009-01-29  Cary Coutant  <ccoutant@google.com>
13223
13224         * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
13225         to __tls_get_addr.
13226         * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13227
13228 2009-01-28  Ian Lance Taylor  <iant@google.com>
13229
13230         * version.cc (version_string): Bump to 1.9.
13231
13232         * gold.h: Include <cstring> and <stdint.h>.
13233         * version.cc: Include <cstdio>.
13234         * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
13235         warning.
13236         * reduced_debug_output.cc (insert_into_vector): Rename from
13237         Insert_into_vector; change all callers.  Use Swap_unaligned to
13238         avoid aliasing issue; remove union since it is unnecessary.
13239
13240 2009-01-27  Sriraman Tallam  <tmsriram@google.com>
13241
13242         * Makefile.am (CCFILES): Add gc.cc.
13243         (HFILES): Add gc.h.
13244         * Makefile.in: Regenerate.
13245         * gold.cc (Gc_runner): New class.
13246         (queue_initial_tasks): Call garbage collection related tasks
13247         when corresponding options are invoked.
13248         (queue_middle_gc_tasks): New function.
13249         (queue_middle_tasks): Reorder tasks to allow relocs to be read and
13250         processed early before laying out sections during garbage collection.
13251         * gold.h (queue_middle_gc_tasks): New function.
13252         (is_prefix_of): Move from "layout.cc".
13253         * i386.cc (Target_i386::gc_process_relocs): New function.
13254         * layout.cc (is_prefix_of): Remove. Move to "gold.h"
13255         * main.cc (main): Create object of class "Garbage_collection".
13256         * object.cc (Relobj::copy_symbols_data): New function.
13257         (Relobj::is_section_name_included): New function.
13258         (Sized_relobj::do_layout): Allow this function to be called twice
13259         during garbage collection and defer layout of section during the
13260         first call.
13261         * object.h (Relobj::get_symbols_data): New function.
13262         (Relobj::is_section_name_included): New function.
13263         (Relobj::copy_symbols_data): New function.
13264         (Relobj::set_symbols_data): New function.
13265         (Relobj::get_relocs_data): New function.
13266         (Relobj::set_relocs_data): New function.
13267         (Relobj::is_output_section_offset_invalid): New pure virtual function.
13268         (Relobj::gc_process_relocs): New function.
13269         (Relobj::do_gc_process_relocs): New pure virtual function.
13270         (Relobj::sd_): New data member.
13271         (Sized_relobj::is_output_section_offset_invalid): New function.
13272         (Sized_relobj::do_gc_process_relocs): New function.
13273         * options.h (General_options::gc_sections): Modify to not be a no-op.
13274         (General_options::print_gc_sections): New option.
13275         * plugin.cc (Plugin_finish::run): Remove function call to
13276         Plugin_manager::layout_deferred_objects.  Move it to "gold.cc".
13277         * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
13278         * reloc.cc (Read_relocs::run): Add task to process relocs and
13279         determine unreferenced sections when doing garbage collection.
13280         (Gc_process_relocs): New class.
13281         (Sized_relobj::do_gc_process_relocs): New function.
13282         (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
13283         sections that are garbage collected.
13284         * reloc.h (Gc_process_relocs): New class.
13285         * sparc.cc (Target_sparc::gc_process_relocs): New function.
13286         * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
13287         symbols whose corresponding sections are garbage collected.
13288         (Symbol_table::Symbol_table): Add new parameter for the garbage
13289         collection object.
13290         (Symbol_table::gc_mark_undef_symbols): New function.
13291         (Symbol_table::gc_mark_symbol_for_shlib): New function.
13292         (Symbol_table::gc_mark_dyn_syms): New function.
13293         (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
13294         as garbage.
13295         (Symbol_table::add_from_object): Likewise.
13296         (Symbol_table::add_from_relobj): When building shared objects, do not
13297         treat externally visible symbols as garbage.
13298         (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
13299         table information for static and relocatable links.
13300         * symtab.h (Symbol_table::set_gc): New function.
13301         (Symbol_table::gc): New function.
13302         (Symbol_table::gc_mark_undef_symbols): New function.
13303         (Symbol_table::gc_mark_symbol_for_shlib): New function.
13304         (Symbol_table::gc_mark_dyn_syms): New function.
13305         (Symbol_table::gc_): New data member.
13306         * target.h (Sized_target::gc_process_relocs): New pure virtual
13307         function.
13308         * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
13309         * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
13310
13311 2009-01-20  Chris Faylor <me.sourceware@sourceware.org>
13312
13313         * options.h (General_options::gc_sections): Define as a no-op for now.
13314         (General_options::no_keep_memory): Ditto.
13315         (General_options::Bshareable): Define.
13316         * options.cc (General_options::finalize): Honor -Bshareable.
13317
13318 2009-01-20  Andreas Schwab  <schwab@suse.de>
13319
13320         * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
13321         read the value in the contents, since we don't use it.  Use the
13322         template endianness when writing.
13323         (Relocate::relocate): Use it for R_PPC_REL16_HA.
13324
13325 2009-01-19  Andreas Schwab  <schwab@suse.de>
13326
13327         * configure.tgt (powerpc64-*): Fix targ_obj.
13328
13329 2009-01-15  Ian Lance Taylor  <iant@google.com>
13330
13331         * object.cc (Sized_relobj::write_local_symbols): Don't write out
13332         local symbols when stripping all symbols.
13333
13334 2009-01-14  Cary Coutant  <ccoutant@google.com>
13335
13336         * output.cc (Output_reloc): Add explicit instantiations.
13337
13338 2009-01-14  Cary Coutant  <ccoutant@google.com>
13339
13340         * archive.cc (Archive::get_elf_object_for_member): Remove call
13341         to File_read::claim_for_plugin.
13342         * descriptors.cc (Descriptors::open): Remove reference to
13343         is_claimed.
13344         (Descriptors::claim_for_plugin): Remove.
13345         * descriptors.h (Descriptors::claim_for_plugin): Remove.
13346         (Descriptors::is_claimed): Remove.
13347         (claim_descriptor_for_plugin): Remove.
13348         * fileread.cc (File_read::claim_for_plugin): Remove.
13349         * fileread.h (File_read::claim_for_plugin): Remove.
13350         (File_read::descriptor): Reopen descriptor if necessary.
13351         * plugin.cc  (Plugin::load): Add two new APIs to transfer vector.
13352         (Plugin_manager::all_symbols_read): Add task parameter. Change
13353         all callers.
13354         (Plugin_manager::get_input_file): New function.
13355         (Plugin_manager::release_input_file): New function.
13356         (Pluginobj::Pluginobj): Add filesize parameter and initialize
13357         corresponding data member.
13358         (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
13359         and pass to base constructor. Change all callers.
13360         (get_input_file, release_input_file): New functions.
13361         (make_sized_plugin_object): Add filesize parameter. Change all callers.
13362         * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
13363         (Plugin_manager::all_symbols_read): Add task parameter.
13364         (Plugin_manager::get_input_file): New function.
13365         (Plugin_manager::release_input_file): New function.
13366         (Plugin_manager::task_): New data member.
13367         (Pluginobj::Pluginobj): Add filesize parameter.
13368         (Pluginobj::filename): New function.
13369         (Pluginobj::descriptor): New function.
13370         (Pluginobj::filesize): New function.
13371         (Pluginobj::filesize_): New data member.
13372         (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
13373         * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
13374         File_read::claim_for_plugin; use Object::unlock to unlock the file.
13375
13376         * testsuite/Makefile.am (plugin_test_4): New test case for plugins
13377         with archive libraries.
13378         * testsuite/Makefile.in: Regenerate.
13379         * testsuite/plugin_test.c (struct sym_info): New type.
13380         (get_input_file, release_input_file): New static variables.
13381         (onload): Capture new transfer vector entries.
13382         (claim_file_hook): Stop reading at end of file according to filesize.
13383         Factor out parsing of readelf output into separate function.
13384         (all_symbols_read_hook): Exercise get_input_file and release_input_file
13385         APIs and get the source file name from the symbol table.  Convert
13386         source file name to corresponding object file name.  Print info
13387         message when adding new input files.
13388         (parse_readelf_line): New function.
13389         * testsuite/plugin_test_1.sh: Add checks for new info messages.
13390         * testsuite/plugin_test_2.sh: Likewise.
13391         * testsuite/plugin_test_3.sh: Likewise.
13392         * testsuite/plugin_test_4.sh: New test case.
13393
13394 2009-01-07  Ian Lance Taylor  <iant@google.com>
13395
13396         * version.cc (version_string): Bump to 1.8.
13397
13398 2008-12-23  Cary Coutant  <ccoutant@google.com>
13399
13400         * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
13401         * plugin.cc (Plugin_manager::finish): Rename as
13402         layout_deferred_objects.  Move cleanup to separate function.
13403         (Plugin_manager::cleanup): New function.
13404         (Plugin_finish::run): Call layout_deferred_objects and cleanup
13405         separately.
13406         * plugin.h (Plugin_manager::finish): Rename as
13407         layout_deferred_objects.
13408         (Plugin_manager::cleanup): New function.
13409         (Plugin_manager::cleanup_done): New field.
13410
13411 2008-12-23  Cary Coutant  <ccoutant@google.com>
13412
13413         * plugin.cc (is_visible_from_outside): New function.
13414         (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
13415         so we don't return "IR only" status for exported symbols or -r links.
13416
13417         * testsuite/Makefile.am (plugin_test_3): New test case.
13418         * testsuite/Makefile.in: Regenerate.
13419         * testsuite/plugin_test_3.sh: New file.
13420
13421 2008-12-22  Cary Coutant  <ccoutant@google.com>
13422
13423         * object.cc (Sized_relobj::layout_section): New function.
13424         (Sized_relobj::do_layout): Defer layout of input sections until after
13425         plugin has provided replacement files.
13426         (Sized_relobj::do_layout_deferred_sections): New function.
13427         * object.h (Relobj::set_section_offset): Remove virtual keyword.
13428         (Relobj::layout_deferred_sections): New function.
13429         (Relobj::do_layout_deferred_sections): New function.
13430         (Sized_relobj::do_layout_deferred_sections): New function.
13431         (Sized_relobj::layout_section): New function.
13432         (Sized_relobj::Deferred_layout): New structure.
13433         (Sized_relobj::deferred_layout_): New field.
13434         * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
13435         Change all callers.  Layout deferred sections.
13436         (class Plugin_finish): Renamed, was Plugin_cleanup.  Change all
13437         references.
13438         (Plugin_hook::run): Move code from do_plugin_hook inline.
13439         (Plugin_hook::do_plugin_hook): Remove.
13440         * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
13441         (Plugin_manager::finish): Renamed, was cleanup.
13442         (Plugin_manager::should_defer_layout): New function.
13443         (Plugin_manager::add_deferred_layout_object): New function.
13444         (Plugin_manager::Deferred_layout_list): New type.
13445         (Plugin_manager::deferred_layout_objects_): New field.
13446         (Plugin_hook::do_plugin_hook): Remove.
13447
13448 2008-12-17  Ian Lance Taylor  <iant@google.com>
13449
13450         * options.h (class General_options): Add --no case for
13451         --export-dynamic.
13452
13453 2008-12-16  Cary Coutant  <ccoutant@google.com>
13454
13455         * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
13456         vector.
13457         (Plugin_manager::claim_file): Create plugin object even if
13458         plugin did not call the add_symbols callback.
13459         (Plugin_obj::get_symbol_resolution_info): Guard against plugin
13460         asking for more symbols than were added.
13461         * testsuite/Makefile.am (plugin_test_1): Add test case with
13462         no global symbols.
13463         (empty.syms): New target.
13464         * testsuite/Makefile.in: Regenerate.
13465         * testsuite/plugin_test.c (claim_file_hook): Add new debug
13466         message. Don't call add_symbols if no globals.
13467         (all_symbols_read_hook): Don't provide replacement for empty
13468         claimed file.
13469
13470 2008-12-12  Ian Lance Taylor  <iant@google.com>
13471
13472         * target-reloc.h (Default_scan_relocatable_relocs): Only discard
13473         r_type == 0 for a local symbol with r_sym == 0.
13474         (scan_relocatable_relocs): Pass r_sym to
13475         local_non_section_strategy.
13476         * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
13477         r_sym parameter.
13478
13479         * configure.ac: Update test for TLS descriptors: they are
13480         supported as of glibc 2.9.
13481         * configure: Rebuild.
13482
13483 2008-12-11  Ian Lance Taylor  <iant@google.com>
13484
13485         PR 7091
13486         * target-reloc.h (Default_scan_relocatable_relocs): For each
13487         function, map r_type == 0 to RELOC_DISCARD.
13488
13489 2008-12-10  Cary Coutant  <ccoutant@google.com>
13490
13491         * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
13492         object to override a kept COMDAT group from a plugin object.
13493
13494 2008-12-09  Ian Lance Taylor  <iant@google.com>
13495
13496         PR 7088
13497         * yyscript.y (file_cmd): Handle INPUT.
13498
13499         * testsuite/initpri1.c: Change all declarations to be full
13500         prototypes by adding void, to avoid compiler warnings.
13501
13502 2008-12-05  Rafael Avila de Espindola  <espindola@google.com>
13503
13504         * options.cc (General_options::parse_plugin_opt): New.
13505         (General_options::add_plugin): The argument now is just the filename.
13506         (General_options::add_plugin_option): New.
13507         * options.h (plugin_opt): New.
13508         (add_plugin): Change argument name.
13509         (add_plugin_option): New.
13510         * plugin.cc (Plugin::load): Don't parse the plugin option.
13511         * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
13512         (Plugin::add_option): New.
13513         (Plugin::args_): Change type.
13514         (Plugin::filename_): New.
13515         (Plugin_manager::add_plugin_option): New.
13516         * testsuite/Makefile.am (plugin_test_1): Use new syntax.
13517         * testsuite/Makefile.in: Regenerate.
13518
13519 2008-12-05  Cary Coutant  <ccoutant@google.com>
13520
13521         * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
13522         Handle --strip-lto-sections option.
13523         * options.h (strip_lto_sections): New option.
13524
13525 2008-12-01  Cary Coutant  <ccoutant@google.com>
13526
13527         * plugin.cc (ld_plugin_message): Change format parameter to const.
13528         Fix mismatch between new[] and delete.
13529
13530 2008-11-14  Cary Coutant  <ccoutant@google.com>
13531
13532         * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
13533         instead of -1U.
13534
13535 2008-11-05  Craig Silverstein  <csilvers@google.com>
13536
13537         * options.cc (General_options::parse_dynamic_list): New function.
13538         * options.h (General_options): New flags dynamic_list,
13539         dynamic_list_data, dynamic_list_cpp_new, and
13540         dynamic_list_cpp_typeinfo.  New variable dynamic_list_.
13541         (General_options::in_dynamic_list): New function.
13542         * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
13543         (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
13544         (Lex::can_continue_name): Likewise.
13545         (yylex): Likewise.
13546         (read_script_file): New parameter script_options.
13547         (read_dynamic_list): New function.
13548         (Script_options::define_dynamic_list): New function.
13549         (dynamic_list_keyword_parsecodes): New variable.
13550         (dynamic_list_keywords): New variable.
13551         * script.h (Script_options::define_dynamic_list): New function
13552         prototype.
13553         (read_dynamic_list): New function prototype.
13554         * symtab.cc (strprefix): New macro.
13555         (Symbol::should_add_dynsym_entry): Support dynamic_list,
13556         dynamic_list_data, dynamic_list_cpp_new, and
13557         dynamic_list_cpp_typeinfo.
13558         * yyscript.y (PARSING_DYNAMIC_LIST): New token.
13559         (dynamic_list_expr): New rule.
13560         (dynamic_list_nodes): Likewise.
13561         (dynamic_list_node): Likewise.
13562         * testsuite/Makefile.am (dynamic_list): New test.
13563         * testsuite/Makefile.in: Regenerated.
13564         * testsuite/dynamic_list.t: New file.
13565         * testsuite/dynamic_list.sh: New file.
13566
13567 2008-11-05  Craig Silverstein  <csilvers@google.com>
13568
13569         * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
13570         * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
13571         (t11_last): Likewise.
13572         * testsuite/ver_test_6.c (main): Likewise.
13573
13574 2008-10-07  Cary Coutant  <ccoutant@google.com>
13575
13576         * options.c (General_options::finalize): Add check for -static and
13577         -shared.
13578         * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
13579         is not empty.
13580
13581 2008-10-02  Cary Coutant  <ccoutant@google.com>
13582
13583         * plugin.cc (make_sized_plugin_object): Fix conditional
13584         compilation to work when not all targets are enabled.
13585
13586 2008-09-29  Cary Coutant  <ccoutant@google.com>
13587
13588         * archive.cc (Archive::get_file_and_offset): Use filename instead
13589         of name to get library path.
13590         (Archive::include_member): Unlock external member of a thin archive.
13591
13592         * testsuite/Makefile.am (TEST_AR): New variable.
13593         (thin_archive_test_1): New test.
13594         (thin_archive_test_2): New test.
13595         * testsuite/Makefile.in: Regenerate.
13596         * testsuite/thin_archive_main.cc: New file.
13597         * testsuite/thin_archive_test_1.cc: New file.
13598         * testsuite/thin_archive_test_2.cc: New file.
13599         * testsuite/thin_archive_test_3.cc: New file.
13600         * testsuite/thin_archive_test_4.cc: New file.
13601
13602 2008-09-29  Cary Coutant  <ccoutant@google.com>
13603
13604         * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
13605         * object.cc (Sized_relobj::do_layout): Use constant invalid_address
13606         instead of -1U.
13607         (Sized_relobj::do_finalize_local_symbols): Likewise.
13608         (Sized_relobj::map_to_kept_section): Likewise.
13609         * object.h (Sized_relobj::invalid_address): New constant.
13610         (Sized_relobj::do_output_section_offset): Check for invalid_address
13611         and return -1ULL.
13612         * output.cc (Output_reloc::local_section_offset): Use constant
13613         invalid_address instead of -1U.
13614         (Output_reloc::get_address): Likewise.
13615         (Output_section::output_address): Change -1U to -1ULL.
13616         * output.h (Output_reloc::invalid_address): New constant.
13617         * reloc.cc (Sized_relobj::write_sections): Use constant
13618         invalid_address instead of -1U.
13619         (Sized_relobj::relocate_sections): Likewise.
13620         * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
13621         values for merge sections.
13622         * target-reloc.h (relocate_for_relocatable): Use constant
13623         invalid_address instead of -1U.
13624
13625 2008-09-19  Cary Coutant  <ccoutant@google.com>
13626
13627         Add plugin functionality for link-time optimization (LTO).
13628         * configure.ac (plugins): Add --enable-plugins option.
13629         * configure: Regenerate.
13630         * config.in: Regenerate.
13631         * Makefile.am (LIBDL): New variable.
13632         (CCFILES): Add plugin.cc.
13633         (HFILES): Add plugin.h.
13634         (ldadd_var): Add LIBDL.
13635         * Makefile.in: Regenerate.
13636
13637         * archive.cc: Include "plugin.h".
13638         (Archive::setup): Don't preread archive symbols when using a plugin.
13639         (Archive::get_file_and_offset): Add memsize parameter.  Change callers.
13640         (Archive::get_elf_object_for_member): Call plugin hooks for claiming
13641         files.
13642         (Archive::include_member): Add symbols from plugin objects.
13643         * archive.h (Archive::get_file_and_offset): Add memsize parameter.
13644         * descriptors.cc (Descriptors::open): Check for file descriptors
13645         abandoned by plugins.
13646         (Descriptors::claim_for_plugin): New function.
13647         * descriptors.h (Descriptors::claim_for_plugin): New function.
13648         (Open_descriptor::is_claimed): New field.
13649         (claim_descriptor_for_plugin): New function.
13650         * fileread.cc (File_read::claim_for_plugin): New function.
13651         * fileread.h (File_read::claim_for_plugin): New function.
13652         (File_read::descriptor): New function.
13653         * gold.cc: Include "plugin.h".
13654         (queue_initial_tasks): Add task to call plugin hooks for generating
13655         new object files.
13656         * main.cc: Include "plugin.h".
13657         (main): Load plugin libraries.
13658         * object.h (Pluginobj): Declare.
13659         (Object::pluginobj): New function.
13660         (Object::do_pluginobj): New function.
13661         (Object::set_target): New function.
13662         * options.cc: Include "plugin.h".
13663         (General_options::parse_plugin): New function.
13664         (General_options::General_options): Initialize plugins_ field.
13665         (General_options::add_plugin): New function.
13666         * options.h (Plugin_manager): Declare.
13667         (General_options): Add --plugin option.
13668         (General_options::has_plugins): New function.
13669         (General_options::plugins): New function.
13670         (General_options::add_plugin): New function.
13671         (General_options::plugins_): New field.
13672         * plugin.cc: New file.
13673         * plugin.h: New file.
13674         * readsyms.cc: Include "plugin.h".
13675         (Read_symbols::do_read_symbols): Check for archive before checking
13676         for ELF file.  Call plugin hooks to claim files.
13677         * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
13678         from a real object file; force override when processing replacement
13679         files.
13680         * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
13681         (Symbol::init_base_object): Likewise.
13682         (Symbol::init_base_output_data): Likewise.
13683         (Symbol::init_base_output_segment): Likewise.
13684         (Symbol::init_base_constant): Likewise.
13685         (Symbol::init_base_undefined): Likewise.
13686         (Symbol::output_section): Assert that object is not a plugin.
13687         (Symbol_table::add_from_pluginobj): New function.
13688         (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
13689         undefined.
13690         (Symbol_table::sized_write_globals): Likewise.
13691         (Symbol_table::add_from_pluginobj): Instantiate template.
13692         * symtab.h (Sized_pluginobj): Declare.
13693         (Symbol::in_real_elf): New function.
13694         (Symbol::set_in_real_elf): New function.
13695         (Symbol::in_real_elf_): New field.
13696         (Symbol_table::add_from_pluginobj): New function.
13697
13698         * testsuite/Makefile.am (AM_CFLAGS): New variable.
13699         (LIBDL): New variable.
13700         (LDADD): Add LIBDL.
13701         (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
13702         (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
13703         (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
13704         (MOSTLYCLEANFILES): Likewise.
13705         * testsuite/Makefile.in: Regenerate.
13706         * testsuite/plugin_test.c: New file.
13707         * testsuite/plugin_test_1.sh: New file.
13708         * testsuite/plugin_test_2.sh: New file.
13709
13710 2008-09-16  Ian Lance Taylor  <iant@google.com>
13711
13712         * target-reloc.h (relocate_section): Check whether a symbol is
13713         defined by the ABI before reporting an undefined symbol error.
13714         * target.h (Target::is_defined_by_abi): Make parameter const.
13715         (Target::do_is_defined_by_abi): Likewise.
13716         * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
13717         * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
13718         * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
13719         * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
13720         * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
13721         * testsuite/Makefile.in: Rebuild.
13722
13723         * fileread.cc (make_view): Add casts to avoid warning.
13724
13725 2008-09-16  Alexandre Oliva  <aoliva@redhat.com>
13726
13727         * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
13728         * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13729
13730 2008-09-16  Alexandre Oliva  <aoliva@redhat.com>
13731
13732         * options.h (General_options::output_is_executable): New.
13733         (General_options::output_is_pie): New.
13734         * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
13735         for shared libraries.
13736         * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13737
13738 2008-09-11  Chris Demetriou  <cgd@google.com>
13739
13740         * options.h (origin): New -z option.
13741         * layout.cc (Layout:finish_dynamic_section): If "-z origin"
13742         is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
13743         in DT_FLAGS_1.
13744
13745 2008-09-05  Cary Coutant  <ccoutant@google.com>
13746
13747         * fileread.cc (File_read::make_view): Add check for attempt to map
13748         beyond end of file.
13749
13750 2008-09-05  Cary Coutant  <ccoutant@google.com>
13751
13752         * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
13753         explicit instantiations.
13754
13755 2008-08-28  Kris Van Hees  <kris.van.hees@oracle.com>
13756
13757         PR gold/6858
13758         * options.cc (General_options::finalize): Allow undefined symbols
13759         in shlibs if linking -shared.
13760
13761         PR gold/6859
13762         * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
13763         symbols as not needing a dynsym entry.
13764
13765 2008-08-20  Craig Silverstein  <csilvers@google.com>
13766
13767         * fileread.cc (File_read::open): Do not lock the file unless it
13768         was successfully opened.
13769
13770 2008-08-14  Cary Coutant  <ccoutant@google.com>
13771
13772         * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
13773         Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
13774         * testsuite/tls_test.cc (struct int128): 128-bit struct
13775         for testing TLS relocs with non-zero addend.
13776         (v12): New TLS variable.
13777         (t12): New test.
13778         (t_last): Add check for v12.
13779         * testsuite/tls_test.h (t12): New function.
13780         * testsuite/tls_test_main.cc (thread_routine): Call new test.
13781
13782 2008-08-13  Ian Lance Taylor  <iant@google.com>
13783
13784         * layout.cc (Layout::attach_allocated_section_to_segment): Don't
13785         set tls_segment_ or relro_segment_.
13786         (Layout::make_output_segment): Set tls_segment_ and relro_segment_
13787         when appropriate.
13788         * output.h (Output_section::clear_is_relro): New function.
13789         * output.cc (Output_segment::add_output_section): Handle SHF_TLS
13790         sections specially even when output_data_ is empty.
13791         (Output_segment::maximum_alignment): When first section is relro,
13792         only force alignment for PT_LOAD segments.
13793         * script.cc (script_data_segment_align): New function.
13794         (script_data_segment_relro_end): New function.
13795         * script-c.h (script_data_segment_align): Declare.
13796         (script_data_segment_relro_end): Declare.
13797         * script-sections.h (class Script_sections): Declare
13798         data_segment_align and data_segment_relro_end.  Add fields
13799         segment_align_index_ and saw_relro_end_.
13800         * script-sections.cc (class Sections_element): Add set_is_relro
13801         virtual function.  Add new bool* parameter to place_orphan_here.
13802         Add get_output_section virtual function.
13803         (class Output_section_definition): Add set_is_relro.  Add new
13804         bool* parameter to place_orphan_here.  Add get_output_section.
13805         Add is_relro_ field.
13806         (Output_section_definition::Output_section_definition): Initialize
13807         evaluated_address_, evaluated_load_address, evaluated_addralign_,
13808         and is_relro_ fields.
13809         (Output_section_definition::place_orphan_here): Add is_relro
13810         parameter.
13811         (Output_section_definition::set_section_addresses): Set relro for
13812         output section.
13813         (Output_section_definition::alternate_constraint): Likewise.
13814         (class Orphan_output_section): Add new bool* parameter to
13815         place_orphan_here.  Add get_output_section.
13816         (Orphan_output_section::place_orphan_here): Add is_relro
13817         parameter.
13818         (Script_sections::Script_sections): Initialize
13819         data_segment_align_index_ and saw_relro_end_.
13820         (Script_sections::data_segment_align): New function.
13821         (Script_sections::data_segment_relro_end): New function.
13822         (Script_sections::place_orphan): Set or clear is_relro.
13823         (Script_sections::set_section_addresses): Force alignment of first
13824         TLS section.
13825         * yyscript.y (exp): Call script_data_segment_align and
13826         script_data_segment_relro_end.
13827         * testsuite/relro_script_test.t: New file.
13828         * testsuite/relro_test.cc (using_script): Declare.
13829         (t1, t2): Test using_script.
13830         * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
13831         (relro_script_test_SOURCES): Define.
13832         (relro_script_test_DEPENDENCIES): Define.
13833         (relro_script_test_LDFLAGS): Define.
13834         (relro_script_test_LDADD): Define.
13835         (relro_script_test.so): New target.
13836         * testsuite/Makefile.in: Rebuild.
13837
13838 2008-08-06  Cary Coutant <ccoutant@google.com>
13839
13840         * archive.cc (Archive::total_archives, Archive::total_members)
13841         (Archive::total_members_loaded): New variables.
13842         (Archive::setup): Add parameter.  Add option to preread
13843         archive symbols.
13844         (Archive::read_armap): Add counter.
13845         (Archive::get_file_and_offset): New function.
13846         (Archive::get_elf_object_for_member): New function.
13847         (Archive::read_all_symbols): New function.
13848         (Archive::read_symbols): New function.
13849         (Archive::add_symbols): Add counters.
13850         (Archive::include_all_members): Use armap to find members if it's
13851         already built.
13852         (Archive::include_member): Skip reading symbols if already read.
13853         Factored code into Archive::get_file_and_offset and
13854         Archive::get_elf_object_for_member.  Changed call to
13855         Mapfile::report_include_archive_member.
13856         (Archive::print_stats): New function.
13857         * archive.h: Declare Object and Read_symbols_data classes.
13858         (Archive::Archive): Add initializers for new members.
13859         (Archive::setup): Add parameter.
13860         (Archive::print_stats): New function.
13861         (Archive::total_archives, Archive::total_members)
13862         (Archive::total_members_loaded): New variables.
13863         (Archive::get_file_and_offset): New function.
13864         (Archive::get_elf_object_for_member): New function.
13865         (Archive::read_all_symbols): New function.
13866         (Archive::read_symbols): New function.
13867         (Archive::Archive_member): New class.
13868         (Archive::members_): New member.
13869         (Archive::num_members_): New member.
13870         * main.cc: Include archive.h.
13871         (main): Call Archive::print_stats.
13872         * mapfile.cc (Mapfile::report_include_archive_member): Delete
13873         archive parameter; member_name is now the fully-decorated name.
13874         * mapfile.h (Mapfile::report_include_archive_member): Likewise.
13875         * options.h: (General_options): Add --preread-archive-symbols option.
13876         * readsyms.cc (Read_symbols::do_read_symbols): Change call to
13877         Archive::setup.
13878
13879 2008-08-04  Ian Lance Taylor  <iant@google.com>
13880
13881         * symtab.h (Symbol::use_plt_offset): New function.
13882         * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
13883         * powerpc.cc (Relocate::relocate): Likewise.
13884         * sparc.cc (Relocate::relocate): Likewise.
13885         * x86_64.cc (Relocate::relocate): Likewise.
13886         * testsuite/weak_plt.sh: New test.
13887         * testsuite/weak_plt_main.cc: New test.
13888         * testsuite/weak_plt_shared.cc: New test.
13889         * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
13890         (check_PROGRAMS): Add weak_plt.
13891         (check_DATA): Add weak_plt_shared.so.
13892         (weak_plt_main_pic.o, weak_plt): New targets.
13893         (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
13894         * testsuite/Makefile.in: Rebuild.
13895
13896         * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
13897         gcctestdir/ld.
13898         (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
13899         * testsuite/Makefile.in: Rebuild.
13900
13901 2008-08-04  Alan Modra  <amodra@bigpond.net.au>
13902
13903         * Makefile.am (POTFILES.in): Set LC_ALL=C.
13904         * Makefile.in: Regenerate.
13905         * po/POTFILES.in: Regenerate.
13906
13907 2008-07-29  Ian Lance Taylor  <iant@google.com>
13908
13909         * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
13910         symbols before other symbols.
13911         * testsuite/script_test_2.cc (test_addr): Declare.
13912         (test_addr_alias): Declare.
13913         (main): Check that test_addr and test_addr_alias have the right
13914         values.
13915         * testsuite/script_test_2.t: Define test_addr_alias and
13916         test_addr.
13917
13918 2008-07-24  Ian Lance Taylor  <iant@google.com>
13919
13920         PR 5990
13921         * descriptors.cc: New file.
13922         * descriptors.h: New file.
13923         * gold-threads.h (class Hold_optional_lock): New class.
13924         * fileread.cc: Include "descriptors.h".
13925         (File_read::~File_read): Release descriptor rather than closing
13926         it.
13927         (File_read::open) [file]: Call open_descriptor rather than open.
13928         Set is_descriptor_opened_.
13929         (File_read::open) [memory]: Assert that descriptor is not open.
13930         (File_read::reopen_descriptor): New function.
13931         (File_read::release): Release descriptor.
13932         (File_read::do_read): Make non-const.  Reopen descriptor.
13933         (File_read::read): Make non-const.
13934         (File_read::make_view): Reopen descriptor.
13935         (File_read::do_readv): Likewise.
13936         * fileread.h (class File_read): Add is_descriptor_opened_ field.
13937         Update declarations.
13938         * layout.cc: Include "descriptors.h".
13939         (Layout::create_build_id): Use open_descriptor rather than open.
13940         * output.cc: Include "descriptors.h".
13941         (Output_file::open): Use open_descriptor rather than open.
13942         * archive.cc (Archive::const_iterator): Change Archive to be
13943         non-const.
13944         (Archive::begin, Archive::end): Make non-const.
13945         (Archive::count_members): Likewise.
13946         * archive.h (class Archive): Update declarations.
13947         * object.h (Object::read): Make non-const.
13948         * Makefile.am (CCFILES): Add descriptors.cc.
13949         (HFILES): Add descriptors.h.
13950         * Makefile.in: Rebuild.
13951
13952         PR 6716
13953         * gold.h: Always include <clocale>.  Add Solaris workarounds
13954         following code in binutils/sysdep.h.
13955
13956         PR 6048
13957         * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
13958         this->eh_frame_hdr_ is NULL before using it.
13959
13960         * dynobj.cc (Versions::Versions): Update comment.
13961
13962         * dynobj.cc (Versions::Versions): If there is an soname, use it as
13963         the base version name.
13964
13965         * stringpool.cc (Stringpool_template::add_with_length): Set key to
13966         array size plus one.
13967         (Stringpool_template::set_string_offsets): Subtract one from key
13968         before using it as an array index.
13969         (Stringpool_template::get_offset_with_length): Likewise.
13970         (Stringpool_template::write_to_buffer): Likewise.
13971         * stringpool.h (Stringpool_template::get_offset_from_key):
13972         Likewise.
13973
13974 2008-07-23  Ian Lance Taylor  <iant@google.com>
13975
13976         PR 6658
13977         * object.h (Merged_symbol_value::value): Do our best to handle a
13978         negative addend.
13979
13980         PR 6647
13981         * script.cc (Version_script_info::get_versions): Don't add empty
13982         version tag to return value.
13983         (Version_script_info::get_symbol_version_helper): Change return
13984         type to bool.  Add pversion parameter.  Change all callers.
13985         (script_register_vers_node): Don't require a non-NULL tag.
13986         * script.h (class Version_script_info): Update declarations.
13987         (Version_script_info::get_symbol_version): Change return type to
13988         bool.  Add version parameter.  Change all callers.
13989         * symtab.cc (Sized_symbol::add_from_relobj): Rework version
13990         handling.  Handle an empty version from a version script.
13991         (Symbol_table::define_special_symbol): Likewise.
13992         * testsuite/ver_test_10.script: New file.
13993         * testsuite/ver_test_10.sh: New file.
13994         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
13995         (check_DATA): Add ver_test_10.syms.
13996         (ver_test_10.syms, ver_test_10.so): New target.
13997         * testsuite/Makefile.in: Rebuild.
13998
13999 2008-07-23  Simon Baldwin  <simonb@google.com>
14000
14001         * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
14002         to zero for undefined symbols from dynamic libraries.
14003
14004 2008-07-23  Ian Lance Taylor  <iant@google.com>
14005
14006         * symtab.cc (Symbol_table::resolve): Remove version parameter.
14007         Change all callers.
14008         * symtab.h (class Symbol_table): Update declaration.
14009         * testsuite/ver_test_9.cc: New file.
14010         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
14011         (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
14012         (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
14013         (ver_test_9.so, ver_test_9.o): New targets.
14014         * testsuite/Makefile.in: Rebuild.
14015
14016 2008-07-22  Ian Lance Taylor  <iant@google.com>
14017
14018         * options.h (class General_options): Define --check-sections.
14019         * layout.cc (Layout::set_segment_offsets): Handle
14020         --check-sections.
14021
14022         * options.h (class General_options): Define -n/--nmagic and
14023         -N/--omagic.
14024         * options.cc (General_options::finalize): For -n/--nmagic or
14025         -N/--omagic, set -static.
14026         * layout.cc (Layout::attach_allocated_section_to_segment): If
14027         -N/--omagic, don't put read-only and read-write sections in
14028         different segments.
14029         (Layout::find_first_load_seg): If -N/--omagic, don't insist on
14030         finding a read-only segment.
14031         (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
14032         don't set the minimum segment alignment to the common page size,
14033         and don't set the file offset to the address modulo the page size.
14034         * script-sections.cc (Script_sections::create_segments): If
14035         -n/--omagic, don't put read-only and read-write sections in
14036         different segments.
14037
14038         * cref.cc: New file.
14039         * cref.h: New file.
14040         * options.h (class General_options): Add --print-symbol-counts.
14041         * main.cc (main): Issue defined symbol report if requested.
14042         * archive.cc (Archive::interpret_header): Make into a const member
14043         function.
14044         (Archive::add_symbols): Call Input_objects::archive_start and
14045         archive_stop.
14046         (Archive::const_iterator): Define new class.
14047         (Archive::begin, Archive::end): New functions.
14048         (Archive::include_all_members): Rewrite to use iterator.
14049         (Archive::count_members): New function.
14050         * archive.h (class Archive): Update declarations.
14051         (Archive::filename): New function.
14052         * object.cc: Include "cref.h".
14053         (Sized_relobj::Sized_relobj): Initialize defined_count_.
14054         (Sized_relobj::do_get_global_symbol_counts): New function.
14055         (Input_objects::add_object): Add object to cross-referencer.
14056         (Input_objects::archive_start): New function.
14057         (Input_objects::archive_stop): New function.
14058         (Input_objects::print_symbol_counts): New function.
14059         * object.h: Declare Cref and Archive.
14060         (Object::get_global_symbol_counts): New function.
14061         (Object::do_get_global_symbol_counts): New pure virtual function.
14062         (class Sized_relobj): Add defined_count_ field.  Update
14063         declarations.
14064         (class Input_objects): Add cref_ field.  Update constructor.
14065         Update declarations.
14066         * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
14067         defined_count_.
14068         (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
14069         symbol counts.
14070         (Sized_dynobj::do_get_global_symbol_counts): New function.
14071         * dynobj.h (class Sized_dynobj): Add fields symbols_ and
14072         defined_count_.  Update declarations.  Define Symbols typedef.
14073         * symtab.cc (Symbol_table::add_from_relobj): Add defined
14074         parameter.  Change all callers.
14075         (Symbol_table::add_from_dynobj): Add sympointers and defined
14076         parameters.  Change all callers.
14077         * symtab.h (class Symbol_table): Update declarations.
14078         * Makefile.am (CCFILES): Add cref.cc.
14079         (HFILES): Add cref.h.
14080         * Makefile.in: Rebuild.
14081
14082 2008-07-22  Simon Baldwin  <simonb@google.com>
14083
14084         * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
14085         to zero when writing undefined symbols.
14086
14087 2008-07-22  Ian Lance Taylor  <iant@google.com>
14088
14089         * output.cc (Output_section::add_input_section): Don't try to
14090         merge empty merge sections.
14091
14092 2008-07-21  Craig Silverstein  <csilvers@google.com>
14093
14094         * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
14095         Include symbol version in error message.
14096
14097 2008-07-20  Chris Demetriou  <cgd@google.com>
14098
14099         * configure.ac (gold_cv_c_random_seed): New configured variable.
14100         (RANDOM_SEED_CFLAGS): New substituted variable.
14101         * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
14102         * configure: Rebuild.
14103         * Makefile.in: Likewise.
14104         * testsuite/Makefile.in: Likewise.
14105
14106 2008-07-18  Ian Lance Taylor  <iant@google.com>
14107
14108         * symtab.cc (Symbol_table::add_from_object): Rewrite the case
14109         where we see NAME/NULL and NAME/VERSION  as separate symbols.
14110         * testsuite/ver_test_main.cc (main): Call t4.
14111         (t4, t4_2a): Define.
14112         * testsuite/ver_test_2.cc (t4_2): Define.
14113         * testsuite/ver_test_2.script: Put t4_2a in VER2.
14114         * testsuite/ver_test_4.cc (t4_2a): Define.
14115         * testsuite/ver_test_4.script: Put t4_2a in VER2.
14116         * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
14117
14118 2008-07-17  Ian Lance Taylor  <iant@google.com>
14119
14120         * dynobj.cc (Versions::add_def): If we give an error about a
14121         missing version, go ahead and create the version anyhow.
14122
14123 2008-07-10  Ian Lance Taylor  <iant@google.com>
14124
14125         Handle output sections with more than 0x7fffffff bytes.
14126         * object.h (class Relobj): Change map_to_output_ to
14127         output_sections_, and just keep a section pointer.  Change all
14128         uses.  Move comdat group support to Sized_relobj.
14129         (Relobj::is_section_specially_mapped): Remove.
14130         (Relobj::output_section): Remove poff parameter.  Change all
14131         callers.
14132         (Relobj::output_section_offset): New function.
14133         (Relobj::set_section_offset): Rewrite.
14134         (Relobj::map_to_output): Remove.
14135         (Relobj::output_sections): New function.
14136         (Relobj::do_output_section_offset): New pure virtual function.
14137         (Relobj::do_set_section_offset): Likewise.
14138         (class Sized_relobj): Add section_offsets_ field.  Add comdat
14139         group support from Relobj.  Update declarations.
14140         (Sized_relobj::get_output_section_offset): New function.
14141         (Sized_relobj::do_output_section_offset): New function.
14142         (Sized_relobj::do_set_section_offset): New function.
14143         * object.cc (Relobj::output_section_address): Remove.
14144         (Sized_relobj::Sized_relobj): Initialize new fields.
14145         (Sized_relobj::include_section_group): Cast find_kept_object to
14146         Sized_relobj.
14147         (Sized_relobj::include_linkonce_section): Likewise.
14148         (Sized_relobj::do_layout): Use separate arrays for output section
14149         and output offset.
14150         (Sized_relobj::do_count_local_symbols): Change map_to_output to
14151         output_sections.
14152         (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
14153         output_sections and section_offsets.
14154         (Sized_relobj::write_local_symbols): Likewise.
14155         (map_to_kept_section): Compute output address directly.
14156         * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
14157         output_sections and section_offsets.
14158         (Sized_relobj::write_sections): Likewise.
14159         (Sized_relobj::relocate_sections): Likewise.
14160         * symtab.cc (sized_finalize_symbol): Use output_section_offset.
14161         * output.h (class Output_reloc): Update declarations.  Change
14162         u2_.relobj to Sized_relobj*.
14163         (class Output_data_reloc): Change add functions to use
14164         Sized_relobj*.
14165         * output.cc (Output_reloc::Output_reloc): Change relobj to
14166         Sized_relobj*.
14167         (Output_reloc::local_section_offset): Change return type to
14168         Elf_Addr.  Use get_output_section_offset.
14169         (Output_reloc::get_address): Likewise.
14170         (Output_section::is_input_address_mapped): Don't call
14171         is_section_specially_mapped.
14172         (Output_section::output_offset): Likewise.
14173         (Output_section::output_address): Likewise.
14174         (Output_section::starting_output_address): Likewise.
14175         * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
14176         parameter to Sized_relobj*.
14177         (Copy_relocs::need_copy_reloc): Likewise.
14178         (Copy_relocs::save): Likewise.
14179         * copy-relocs.h (class Copy_relocs): Update declarations.
14180         (class Copy_relocs::Copy_reloc_entry): Change constructor to use
14181         Sized_relobj*.  Change relobj_ field to Sized_relobj*.
14182         * target-reloc.h (relocate_for_relocatable): Change
14183         offset_in_output_section type to Elf_Addr.  Change code that uses
14184         it as well.
14185         * layout.cc (Layout::layout): Always set *off.
14186         * mapfile.cc (Mapfile::print_input_section): Use
14187         output_section_offset.
14188         * i386.cc (Target_i386::copy_reloc): Change object parameter to
14189         Sized_relobj*.
14190         * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
14191         * sparc.cc (Target_sparc::copy_reloc): Likewise.
14192         * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
14193
14194 2008-07-03  Ian Lance Taylor  <iant@google.com>
14195
14196         * layout.cc (Layout::include_section): Do not discard unrecognized
14197         SHT_STRTAB sections.
14198
14199 2008-06-30  Craig Silverstein  <csilvers@cs.stanford.edu>
14200
14201         * script.cc (Lex::can_continue_name): Make '?' allowable in
14202         version-script names.
14203         * testsuite/version_script.map: Change glob pattern to use '?'
14204
14205 2008-06-30  Manish Singh  <yosh@gimp.org>
14206
14207         PR 6585
14208         * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
14209         Correct typo.
14210
14211 2008-06-30  Ian Lance Taylor  <iant@google.com>
14212
14213         PR 6660
14214         PR 6682
14215         * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
14216         versions]: Don't try to read the value in the contents, since we
14217         don't use it.  Use the template endianness when writing.
14218
14219 2008-06-25  Cary Coutant  <ccoutant@google.com>
14220
14221         * fileread.cc (File_read::make_view): Assert on zero-length view.
14222         * object.cc (Sized_relobj::do_read_symbols): Don't try to read
14223         symbol table when there are no symbols to read.
14224
14225 2008-06-23  Craig Silverstein  <csilvers@google.com>
14226
14227         * version.cc (version_string): Bump to 1.7
14228
14229 2008-06-18  Craig Silverstein  <csilvers@google.com>
14230
14231         * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
14232         constant 0xFFFF to type Valtype.
14233         (Powerpc_relocate_functions::rel16_ha): Likewise.
14234
14235 2008-06-17  Ian Lance Taylor  <iant@google.com>
14236
14237         * output.h (Output_section::Input_section): Initialize p2align_ to
14238         zero for Output_section_data constructors.
14239         (Output_section::Input_section::addralign): If not an input
14240         section, return the alignment of the Output_section_data.
14241         * testsuite/copy_test.cc: New file.
14242         * testsuite/copy_test_1.cc: New file.
14243         * testsuite/copy_test_2.cc: New file.
14244         * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
14245         (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
14246         (copy_test_LDFLAGS, copy_test_LDADD): New variables.
14247         (copy_test_1_pic.o, copy_test_1.so): New targets.
14248         (copy_test_2_pic.o, copy_test_2.so): New targets.
14249         * testsuite/Makefile.in: Rebuild.
14250
14251         * script-sections.cc (Script_sections::place_orphan): Initialize
14252         local variable exact.
14253
14254 2008-06-13  David Edelsohn  <edelsohn@gnu.org>
14255
14256         * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
14257
14258 2008-06-12  David Edelsohn  <edelsohn@gnu.org>
14259             David S. Miller  <davem@davemloft.net>
14260
14261         * powerpc.cc: New file.
14262         * Makefile.am (TARGETSOURCES): Add powerpc.cc
14263         (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
14264         * configure.tgt: Add entries for powerpc-* and powerpc64-*.
14265         * Makefile.in: Rebuild.
14266
14267 2008-06-09  Ian Lance Taylor  <iant@google.com>
14268
14269         * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
14270         <exception>.
14271         (throwing, orig_terminate): New static variables.
14272         (terminate_handler): New static function.
14273         (t2): Set terminate handler.
14274
14275 2008-06-05  Kris Van Hees  <kris.van.hees@oracle.com>
14276
14277         PR 6584
14278         * binary.cc (Binary_to_elf::sized_convert): Fix .data
14279         alignment.
14280
14281 2008-05-30  Cary Coutant  <ccoutant@google.com>
14282
14283         * archive.cc (Archive::include_all_members) Correct to step
14284         over symbol table and extended name table in thin archives.
14285
14286 2008-05-29  Kris Van Hees  <kris.van.hees@oracle.com>
14287
14288         PR 6407
14289         * target-reloc.h (relocate_for_relocatable): Fix new_offset
14290         calculation.
14291
14292 2008-05-28  Caleb Howe  <cshowe@google.com>
14293
14294         * reduced_debug_output.cc: New file.
14295         * reduced_debug_output.h: New file.
14296         * options.h (class General_options): Add --strip-debug-non-line.
14297         * options.cc (General_options::finalize): Add strip_debug_non_line
14298         to the strip heirarchy.
14299         * layout.h (class Layout): Add debug_abbrev_ and debug_info_
14300         fields.
14301         * layout.cc: Include "reduced_debug_output.h".
14302         (Layout::Layout): Initialize new fields.
14303         (line_only_debug_sections): New static array.
14304         (is_lines_only_debug_sections): New static inline function.
14305         (Layout::include_section): Handle --strip-debug-non-line.
14306         (Layout::make_output_section): If --strip-debug-non-line, build
14307         new output sections for .debug_abbrev and .debug_info.
14308         * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
14309         gold.  Warn about possible overflow.
14310         (read_signed_LEB_128): Likewise.
14311         * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
14312         (read_signed_LEB_128): Declare.
14313         * Makefile.am (CCFILES): Add reduced_debug_output.cc.
14314         (HFILES): Add reduced_debug_output.h.
14315         * Makefile.in: Rebuild.
14316
14317 2008-05-21  Ian Lance Taylor  <iant@google.com>
14318
14319         * mapfile.cc: New file.
14320         * mapfile.h: New file.
14321         * options.h (class General_options): Add -M/--print-map and -Map.
14322         * options.cc (General_options::finalize): Make -M equivalent to
14323         -Map -.
14324         * main.cc: Include <cstdio> and "mapfile.h".
14325         (main): Open mapfile if requested.
14326         * gold.cc (class Middle_runner): Add mapfile_ field.  Update
14327         constructor.  Change caller.
14328         (queue_initial_tasks): Add mapfile parameter.  Change caller.
14329         (queue_middle_tasks): Likewise.
14330         * gold.h (queue_initial_tasks, queue_middle_tasks): Update
14331         declarations.
14332         * archive.cc: Include "mapfile.h".
14333         (Archive::add_symbols): Add mapfile parameter.  Change all
14334         callers.  Pass mapfile, symbol, and reason to include_member.
14335         (Archive::include_all_members): Add mapfile parameter.  Change all
14336         callers.
14337         (Archive::include_member): Add mapfile, sym, and why parameters.
14338         Change all callers.  Report inclusion to map file.
14339         * archive.h: Include "fileread.h".
14340         (class Archive): Update declarations.
14341         (Archive::file): New const method.
14342         (class Add_archive_symbols): Add mapfile_ field.  Update
14343         constructor.  Change all callers.
14344         * readsyms.h (class Read_symbols): Likewise.
14345         (class Finish_group): Likewise.
14346         (class Read_script): Likewise.
14347         * common.cc: Include "mapfile.h".
14348         (Symbol_table::allocate_commons): Add mapfile parameter.  Change
14349         all callers.
14350         (Symbol_table::do_allocate_commons): Likewise.
14351         (Symbol_table::do_allocate_commons_list): Likewise.  Report common
14352         symbol allocation to mapfile.
14353         * common.h (class Allocate_commons_task): Add mapfile_ field.
14354         Update constructor.  Change all callers.
14355         * symtab.h (class Symbol_table): Update declarations.
14356         * layout.cc: Include "mapfile.h".
14357         (Layout_task_runner::run): Print information to mapfile.
14358         (Layout::create_gold_note): Change Output_data_fixed_space to
14359         Output_data_zero_fill.
14360         (Layout::create_build_id): Likewise.
14361         (Layout::print_to_mapfile): New function.
14362         * layout.h (class Layout_task_runner): Add mapfile_ field.  Update
14363         constructor.  Change caller.
14364         (class Layout): Declare print_to_mapfile.
14365         * output.cc (Output_section::Input_section::print_to_mapfile): New
14366         function.
14367         (Output_section::add_input_section): If producing a map, always
14368         add to input_sections_ list.
14369         (Output_section::do_print_to_mapfile): New function.
14370         (Output_segment::print_sections_to_mapfile): New function.
14371         (Output_segment::print_section_list_to_mapfile): New function.
14372         * output.h: Include "mapfile.h".
14373         (Output_data::print_to_mapfile): New function.
14374         (Output_data::do_print_to_mapfile): New virtual function.
14375         (Output_segment_headers::do_print_to_mapfile): New function.
14376         (Output_file_header::do_print_to_mapfile): New function.
14377         (Output_data_const::do_print_to_mapfile): New function.
14378         (class Output_data_const_buffer): Add map_name_ field.  Update
14379         constructor.  Change all callers.  Add do_print_to_mapfile
14380         function.
14381         (class Output_data_fixed_space): Likewise.
14382         (class Output_data_space): Likewise.
14383         (class Output_data_zero_fill): New class.
14384         (Output_data_strtab::do_print_to_mapfile): New function.
14385         (Output_data_reloc_base::do_print_to_mapfile): New function.
14386         (Output_relocatable_relocs::do_print_to_mapfile): New function.
14387         (Output_data_group::do_print_to_mapfile): New function.
14388         (Output_data_got::do_print_to_mapfile): New function.
14389         (Output_data_dynamic::do_print_to_mapfile): New function.
14390         (Output_symtab_xindex::do_print_to_mapfile): New function.
14391         (class Output_section): Declare do_print_to_mapflie.  Declare
14392         print_to_mapfile in Input_section.
14393         (class Output_segment): Declare new functions.
14394         * object.h (Sized_relobj::symbol_count): New function.
14395         * script-sections.cc
14396         (Output_section_element_dot_assignment::set_section_addresses):
14397         Change Output_data_fixed_space to Output_data_zero_fill.
14398         (Output_data_expression::do_print_to_mapfile): New function.
14399         * script.cc (read_input_script): Add mapfile parameter.  Change
14400         all callers.
14401         * script.h (read_input_script): Update declaration.
14402         * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
14403         (Eh_frame::do_print_to_mapfile): New function.
14404         * merge.h (Output_merge_data::do_print_to_mapfile): New function.
14405         (Output_merge_string::do_print_to_mapfile): New function.
14406         * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
14407         function.
14408         * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
14409         function.
14410         * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
14411         function.
14412         * Makefile.am (CCFILES): Add mapfile.cc.
14413         (HFILES): Add mapfile.h.
14414         * Makefile.in: Rebuild.
14415
14416 2008-05-19  Ian Lance Taylor  <iant@google.com>
14417
14418         * options.h (class General_options): Add -z relro.
14419         * layout.cc (Layout::Layout): Initialize relro_segment_.
14420         (Layout::add_output_section_data): Return the output section.
14421         (Layout::make_output_section): Rcognize relro sections and mark
14422         them appropriately.
14423         (Layout::attach_allocated_section_to_segment): Put relro sections
14424         in a PT_GNU_RELRO segment.
14425         (Layout::create_initial_dynamic_sections): Mark the .dynamic
14426         section as relro.
14427         (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
14428         PT_TLS segments.
14429         (Layout::linkonce_mapping): Map d.rel.ro.local to
14430         .data.rel.ro.local.
14431         (Layout::output_section_name): Us .data.rel.ro.local for any
14432         section which begins with that.
14433         * layout.h (class Layout): Update add_output_section_data
14434         declaration.  Add relro_segment_ field.
14435         * output.cc (Output_section::Output_section): Initialize is_relro_
14436         and is_relro_local_ fields.
14437         (Output_segment::add_output_section): Group relro sections.
14438         (Output_segment::is_first_section_relro): New function.
14439         (Output_segment::maximum_alignment): If there is a relro section,
14440         align the segment to the common page size.
14441         (Output_segment::set_section_addresses): Track whether we are
14442         looking at relro sections.  If the last section is a relro
14443         section, align to the common page size.
14444         (Output_segment::set_section_list_addresses): Add in_relro
14445         parameter.  Change all callers.  Align to the page size when
14446         moving from relro to non-relro section.
14447         (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
14448         segment.
14449         * output.h (class Output_section): Add is_relro_ and
14450         is_relro_local_ fields.
14451         (Output_section::is_relro): New function.
14452         (Output_section::set_is_relro): New function.
14453         (Output_section::is_relro_local): New function.
14454         (Output_section::set_is_relro_local): New function.
14455         (class Output_segment): Update declarations.
14456         * i386.cc (Target_i386::got_section): Mark .got section as relro.
14457         * sparc.cc (Target_sparc::got_section): Likewise.
14458         * x86_64.cc (Target_x86_64::got_section): Likewise.
14459         * testsuite/relro_test_main.cc: New file.
14460         * testsuite/relro_test.cc: New file.
14461         * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
14462         (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
14463         (relro_test_LDFLAGS, relro_test_LDADD): New variables.
14464         (relro_test.so, relro_test_pic.o): New targets.
14465         * testsuite/Makefile.in: Rebuild.
14466
14467 2008-05-16  Ian Lance Taylor  <iant@google.com>
14468
14469         * output.cc (Output_segment::add_output_section): Remove front
14470         parameter.
14471         * output.h (class Output_segment): Remove
14472         add_initial_output_section and overloaded add_output_section.
14473         Update declaration of remaining add_output_section.
14474         * layout.cc (Layout::create_interp): Call add_output_section
14475         rather than add_initial_output_section.
14476         (Layout::finish_dynamic_section): Likewise.
14477
14478         * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
14479         for TLS_GOTDESC and TLS_DESC_CALL.  Only optimize TLS_LDO_32 if we
14480         know the dynamic type.
14481         * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
14482         field.  Initialize it in constructor.
14483         (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
14484         block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
14485         Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
14486         reloc.
14487
14488         * output.cc (Output_reloc::get_address): Change return type to
14489         Elf_Addr.
14490         * output.h (class Output_reloc): Update get_address declaration.
14491         * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
14492         for section addresses.
14493
14494 2008-05-09  Ian Lance Taylor  <iant@google.com>
14495
14496         PR 6493
14497         * gold.cc (gold_nomem): Use return value of write.
14498
14499 2008-05-08  Ian Lance Taylor  <iant@google.com>
14500
14501         * symtab.c (Symbol::init_base_output_data): Add version
14502         parameter.  Change all callers.
14503         (Symbol::init_base_output_segment): Likewise.
14504         (Symbol::init_base_constant): Likewise.
14505         (Symbol::init_base_undefined): Likewise.
14506         (Sized_symbol::init_output_data): Likewise.
14507         (Sized_symbol::init_output_segment): Likewise.
14508         (Sized_symbol::init_constant): Likewise.
14509         (Sized_symbol::init_undefined): Likewise.
14510         (Symbol_table::do_define_in_output_data): If the new symbol has a
14511         version, mark it as the default.
14512         (Symbol_table::do_define_in_output_segment): Likewise.
14513         (Symbol_table::do_define_as_constant): Likewise.
14514         * symtab.h (class Symbol): Update declarations.
14515         (class Sized_symbol): Likewise.
14516         * resolve.cc (Symbol::override_version): New function.
14517         (Symbol::override_base): Call override_version.
14518         (Symbol::override_base_with_special): Likewise.
14519         * testsuite/ver_script_8.script: New file.
14520         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
14521         (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
14522         (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
14523         (ver_test_8_1.so, ver_test_8_2.so): New targets.
14524
14525 2008-05-06  Ian Lance Taylor  <iant@google.com>
14526
14527         PR 6049
14528         * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
14529         functions.
14530         (class General_options): Remove existing --undefined, and add
14531         --no-undefined instead.  Add new --undefined as synonym for -u.
14532         * archive.cc (Archive::add_symbols): Check whether symbol was
14533         named with -u.
14534         * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
14535         * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
14536         all uses.  Add IS_UNDEFINED.  Update declarations to split
14537         different versions of init_base.  Declare init_base_undefined.
14538         (Symbol::is_defined): Handle IS_UNDEFINED.
14539         (Symbol::is_undefined): Likewise.
14540         (Symbol::is_weak_undefined): Call is_undefined.
14541         (Symbol::is_absolute): Handle IS_CONSTANT.
14542         (class Sized_symbol): Update declarations to split different
14543         versions of init.  Declare init_undefined.
14544         (class Symbol_table): Declare new functions.
14545         * symtab.cc (Symbol::init_base_object): Rename from init_base.
14546         Change all callers.
14547         (Symbol::init_base_output_data): Likewise.
14548         (Symbol::init_base_output_segment): Likewise.
14549         (Symbol::init_base_constant): Likewise.
14550         (Symbol::init_base_undefined): New function.
14551         (Sized_symbol::init_object): Rename from init.  Change all
14552         callers.
14553         (Sized_symbol::init_output_data): Likewise.
14554         (Sized_symbol::init_output_segment): Likewise.
14555         (Sized_symbol::init_constant): Likewise.
14556         (Sized_symbol::init_undefined): New function.
14557         (Symbol_table::add_undefined_symbols_from_command_line): New
14558         function.
14559         (Symbol_table::do_add_undefined_symbols_from_command_line): New
14560         function.
14561         (Symbol::final_value_is_known): Handle IS_UNDEFINED.
14562         (Symbol::output_section): Likewise.
14563         (Symbol::set_output_section): Likewise.
14564         (Symbol_table::sized_finalize_symbol): Likewise.
14565         (Symbol_table::sized_write_globals): Likewise.
14566         * resolve.cc (Symbol_table::should_override): Likewise.
14567         (Symbol::override_base_with_special): Likewise.
14568
14569         * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
14570         symbol, change it to have default visibility.
14571         * testsuite/protected_1.cc: New file.
14572         * testsuite/protected_2.cc: New file.
14573         * testsuite/protected_3.cc: New file.
14574         * testsuite/protected_main_1.cc: New file.
14575         * testsuite/protected_main_2.cc: New file.
14576         * testsuite/protected_main_3.cc: New file.
14577         * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
14578         (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
14579         (protected_1_LDFLAGS, protected_1_LDADD): Define.
14580         (protected_1.so): New target.
14581         (protected_1_pic.o, protected_2_pic.o): New targets.
14582         (protected_3_pic.o): New target.
14583         (check_PROGRAMS): Add protected_2.
14584         (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
14585         (protected_2_LDFLAGS, protected_2_LDADD): Define.
14586         * testsuite/Makefile.in: Rebuild.
14587
14588         * options.h (DEFINE_var): Add set_user_set_##varname__.
14589         (DEFINE_bool_alias): New macro.
14590         (class General_options): Define -Bstatic using DEFINE_bool_alias
14591         rather than DEFINE_special.  Add --undefined as an alias for -z
14592         defs.
14593         * options.cc (General_options::parse_Bstatic): Remove.
14594
14595         * options.h (class General_options): Add --fatal-warnings.
14596         * main.cc (main): Implement --fatal-warnings.
14597         * errors.h (Errors::warning_count): New function.
14598
14599         * options.h (class General_options): Add -Bsymbolic-functions.
14600         * symtab.h (Symbol::is_preemptible): Check for
14601         -Bsymbolic-functions.
14602
14603 2008-05-05  Ian Lance Taylor  <iant@google.com>
14604
14605         * options.h (DEFINE_bool): For DASH_Z, create the negative option
14606         as noVARNAME rather than no-VARNAME.
14607         (class General_options): Add option -z combreloc.
14608         * output.h (class Output_reloc) [SHT_REL]: Declare compare and
14609         get_address.
14610         (Output_reloc::sort_before) [SHT_REL]: New function.
14611         (Output_reloc::sort_before) [SHT_RELA]: New function.
14612         (class Output_data_reloc_base): Add sort_relocs_ field.  Define
14613         Sort_relocs_comparison.
14614         (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
14615         parameter.  Change all callers.
14616         (Output_data_reloc::Output_data_reloc) [both versions]: Add
14617         sort_relocs parameter.  Change all callers.
14618         * output.cc (Output_reloc::get_address): New function, broken out
14619         of write_rel.
14620         (Output_reloc::write_rel): Call it.
14621         (Output_reloc::compare): New function.
14622         (Output_data_reloc_base::do_write): Optionally sort relocs.
14623
14624         * configure.ac: If targ_extra_obj is set, link it in.
14625         * configure.tgt: Initialize all variables.
14626         (x86_64*): Set targ_extra_obj and targ_extra_size.
14627         * configure: Rebuild.
14628
14629         * object.cc (Sized_relobj::include_section_group): Adjust section
14630         indexes read from group data.  Build vector to pass to
14631         layout_group.
14632         * layout.cc (Layout::layout_group): Add flags and shndxes
14633         parameters.  Remove contents parameter.  Change caller.  Update
14634         explicit instantiations.
14635         * layout.h (class Layout): Update layout_group declaration.
14636         * output.cc (Output_data_group::Output_data_group): Add flags and
14637         input_shndxes parameters.  Remove contents parameter.  Change
14638         caller.
14639         (Output_data_group::do_write): Change input_sections_ to
14640         input_shndxes_.
14641         * output.h (class Output_data_group): Update constructor
14642         declaration.  Rename input_sections_ to input_shndxes_.
14643         * testsuite/many_sections_test.cc: Add template.
14644
14645 2008-04-30  Cary Coutant  <ccoutant@google.com>
14646
14647         * target-reloc.h (relocate_section): Fix dead-pointer bug.
14648
14649         * layout.cc (Layout::include_section): Refactored check for debug
14650         info section.
14651         (Layout::add_comdat): Add new parameters.  Change type
14652         of signature parameter.  Add object and shndx to signatures table.
14653         (Layout::find_kept_object): New function.
14654         * layout.h: Include <cstring>.
14655         (Layout::is_debug_info_section): New function.
14656         (Layout::add_comdat): Add new parameters.
14657         (Layout::find_kept_object): New function.
14658         (Layout::Kept_section): New struct.
14659         (Layout::Signatures): Change type of map range.
14660         * object.cc (Relobj::output_section_address): New function.
14661         (Sized_relobj::include_section_group): Add new parameters.  Change
14662         calls to Layout::add_comdat.  Change to build table of kept comdat
14663         groups and table mapping discarded sections to kept sections.
14664         (Sized_relobj::include_linkonce_section): Likewise.  Add new parameter.
14665         (Sized_relobj::do_layout): Change calls to include_section_group and
14666         include_linkonce_section.
14667         (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
14668         value to zero when section is discarded.
14669         (Sized_relobj::map_to_kept_section): New function.
14670         * object.h (Relobj::output_section_address): New function.
14671         (Relobj::Comdat_group): New type.
14672         (Relobj::find_comdat_group): New function.
14673         (Relobj::Comdat_group_table): New type.
14674         (Relobj::Kept_comdat_section): New type.
14675         (Relobj::Kept_comdat_section_table): New type.
14676         (Relobj::add_comdat_group): New function.
14677         (Relobj::set_kept_comdat_section): New function.
14678         (Relobj::get_kept_comdat_section): New function.
14679         (Relobj::comdat_groups_): New field.
14680         (Relobj::kept_comdat_sections_): New field.
14681         (Symbol_value::input_value): Update comment.
14682         (Sized_relobj::map_to_kept_section) New function.
14683         (Sized_relobj::include_linkonce_section): Add new parameter.
14684         * target-reloc.h (Comdat_behavior): New type.
14685         (get_comdat_behavior): New function.
14686         (relocate_section): Add code to map a discarded section to the
14687         corresponding kept section when applying a relocation.
14688
14689 2008-04-30  Craig Silverstein  <csilvers@google.com>
14690
14691         * dwarf_reader.cc (next_generation_count): New static var.
14692         (Addr2line_cache_entry): New struct.
14693         (addr2line_cache): New static var.
14694         (Dwarf_line_info::one_addr2line): Added caching.
14695         (Dwarf_line_info::clear_addr2line_cache): New function.
14696         * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
14697         cache-size parameter.
14698         (Dwarf_line_info::one_addr2line_cache): New function.
14699         * symtab.cc (Symbol_table::detect_odr_violations): Pass
14700         new cache-size argument to one_addr2line(), and clear cache.
14701
14702 2008-04-28  Cary Coutant  <ccoutant@google.com>
14703
14704         * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
14705         R_386_PC8 relocations.
14706
14707 2008-04-23  Ian Lance Taylor  <iant@google.com>
14708
14709         * object.cc (Sized_relobj::include_section_group): Check for
14710         invalid section group.
14711
14712         * object.cc (make_elf_object): Correct test for 64-bit ELF file
14713         header size.
14714
14715         * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
14716         than read for file header.
14717         * archive.cc (Archive::include_member): Likewise.
14718
14719 2008-04-23  Paolo Bonzini  <bonzini@gnu.org>
14720
14721         * aclocal.m4: Regenerate.
14722         * configure: Regenerate.
14723
14724 2008-04-19  Ian Lance Taylor  <iant@google.com>
14725
14726         * version.cc (version_string): Bump to 1.6.
14727
14728         * testsuite/Makefile.am (many_sections_r_test): New target.
14729         (many_sections_r_test_SOURCES): Remove.
14730         (many_sections_r_test_DEPENDENCIES): Remove.
14731         (many_sections_r_test_LDFLAGS): Remove.
14732         (many_sections_r_test_LDADD): Remove.
14733
14734         * object.cc (Sized_relobj::do_add_symbols): Always pass
14735         local_symbol_count_ to add_from_relobj.
14736
14737         * testsuite/Makefile.am (many_sections_check.h): Only check one in
14738         every thousand variables.
14739         * testsuite/Makefile.in: Rebuild.
14740
14741         * object.cc (Xindex::initialize_symtab_xindex): New function.
14742         (Xindex::read_symtab_xindex): New function.
14743         (Xindex::sym_xindex_to_shndx): New function.
14744         (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
14745         available.
14746         (Sized_relobj::do_initialize_xindex): New function.
14747         (Sized_relobj::do_read_symbols): Adjust section links.
14748         (Sized_relobj::symbol_section_and_value): Add is_ordinary
14749         parameter.  Change all callers.
14750         (Sized_relobj::include_section_group): Adjust section links and
14751         symbol section indexes.
14752         (Sized_relobj::do_layout): Adjust section links.
14753         (Sized_relobj::do_count_local_symbols): Adjust section links and
14754         symbol section indexes.
14755         (Sized_relobj::do_finalize_local_symbols): Distinguish between
14756         ordinary and special symbols.
14757         (Sized_relobj::write_local_symbols): Add symtab_xindex and
14758         dynsym_xindex parameters.  Change all callers.  Adjust section
14759         links.  Use SHN_XINDEX when needed.
14760         (Sized_relobj::get_symbol_location_info): Adjust section links.
14761         Don't get fooled by special symbols.
14762         * object.h (class Xindex): Define.
14763         (class Object): Add xindex_ parameter.  Declare virtual functoin
14764         do_initialize_xindex.
14765         (Object::adjust_sym_shndx): New function.
14766         (Object::set_xindex): New protected function.
14767         (class Symbol_value): Add is_ordinary_shndx_ field.
14768         (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
14769         (Symbol_value::value): Assert ordinary section.
14770         (Symbol_value::initialize_input_to_output_map): Likewise.
14771         (Symbol_value::set_input_shndx): Add is_ordinary parameter.
14772         Change all callers.
14773         (Symbol_value::input_shndx): Add is_ordinary parameter.  Change
14774         all callers.
14775         (class Sized_relobj): Update declarations.
14776         (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
14777         parameter.  Change all callers.
14778         (Sized_relobj::adjust_shndx): New function.
14779         * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
14780         field.
14781         (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
14782         parameter.  Change all callers.  Pick up SHT_DYNSYM_SHNDX section
14783         for SHT_DYNSYM section if available.  Set dynsym_shndx_ field.
14784         (Sized_dynobj::read_dynsym_section): Adjust section links.
14785         (Sized_dynobj::read_dynamic): Likewise.
14786         (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field.  Adjust
14787         section links.
14788         (Sized_dynobj::do_initialize_xindex): New function.
14789         * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field.  Declare
14790         do_initialize_xindex.
14791         (Sized_dynobj::adjust_shndx): New function.
14792         * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
14793         dynsym_xindex_ fields.
14794         (Layout::finalize): Add a call to set_section_indexes before
14795         creating the symtab sections.
14796         (Layout::set_section_indexes): Don't do anything if the section
14797         already has a section index.
14798         (Layout::create_symtab_sections): Add shnum parameter.  Change
14799         caller.  Create .symtab_shndx section if needed.
14800         (Layout::create_shdrs): Add shstrtab_section parameter.  Change
14801         caller.
14802         (Layout::allocated_output_section_count): New function.
14803         (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
14804         needed.
14805         * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
14806         fields.  Update declarations.
14807         (Layout::symtab_xindex): New function.
14808         (Layout::dynsym_xindex): New function.
14809         (class Write_symbols_task): Add layout_ field.
14810         (Write_symbols_task::Write_symbols_task): Add layout parameter.
14811         Change caller.
14812         * output.cc (Output_section_headers::Output_section_headers): Add
14813         shstrtab_section parameter.  Change all callers.
14814         (Output_section_headers::do_sized_write): Store overflow values
14815         for section count and section string table section index in
14816         section header zero.
14817         (Output_file_header::do_sized_write): Check for overflow of
14818         section count and section string table section index.
14819         (Output_symtab_xindex::do_write): New function.
14820         (Output_symtab_xindex::endian_do_write): New function.
14821         * output.h (class Output_section_headers): Add shstrtab_section_.
14822         Update declarations.
14823         (class Output_symtab_xindex): Define.
14824         (Output_section::has_out_shndx): New function.
14825         * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
14826         field.
14827         (Symbol::init_base): Add st_shndx and is_ordinary parameters.
14828         Change all callers.
14829         (Sized_symbol::init): Likewise.
14830         (Symbol::output_section): Check for ordinary symbol.
14831         (Symbol_table::add_from_object): Remove orig_sym parameter.  Add
14832         st_shndx, is_ordinary, and orig_st_shndx parameters.  Change all
14833         callers.
14834         (Symbol_table::add_from_relobj): Add symndx_offset parameter.
14835         Change all callers.  Simplify handling of symbols from sections
14836         not included in the link.
14837         (Symbol_table::add_from_dynobj): Handle ordinary symbol
14838         distinction.
14839         (Weak_alias_sorter::operator()): Assert that symbols are
14840         ordinary.
14841         (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
14842         distinction.
14843         (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
14844         parameters.  Change all callers.
14845         (Symbol_table::sized_write_globals): Likewise.  Handle ordinary
14846         symbol distinction.  Use SHN_XINDEX when needed.
14847         (Symbol_table::write_section_symbol): Add symtab_xindex
14848         parameter.  Change all callers.
14849         (Symbol_table::sized_write_section_symbol): Likewise.  Use
14850         SHN_XINDEX when needed.
14851         * symtab.h (class Symbol): Add is_ordinary_shndx_ field.  Update
14852         declarations.
14853         (Symbol::shndx): Add is_ordinary parameter.  Change all callers.
14854         (Symbol::is_defined): Check is_ordinary.
14855         (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
14856         (Symbol::is_absolute, Symbol::is_common): Likewise.
14857         (class Sized_symbol): Update declarations.
14858         (class Symbol_table): Update declarations.
14859         * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
14860         parameters.  Change all callers.
14861         (Sized_symbol::override): Likewise.
14862         (Symbol_table::override): Likewise.
14863         (symbol_to_bits): Add is_ordinary parameter.  Change all callers.
14864         (Symbol_table::resolve): Remove orig_sym parameter.  Add st_shndx,
14865         is_ordinary, and orig_st_shndx parameters.  Change all callers.
14866         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
14867         to be in an ordinary section.
14868         * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
14869         object and is_ordinary parameters.  Change all callers.
14870         (Sized_dwarf_line_info::read_relocs): Add object parameter.
14871         Change all callers.  Don't add undefined or non-ordinary symbols
14872         to reloc_map_.
14873         (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
14874         Change all callers.
14875         * dwarf_reader.h (class Sized_dwarf_line_info): Update
14876         declarations.
14877         * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
14878         * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
14879         (Sized_relobj::relocate_sections): Likewise.
14880         * target-reloc.h (scan_relocs): Adjust section symbol index.
14881         (scan_relocatable_relocs): Likewise.
14882         * i386.cc (Scan::local): Check for ordinary symbols.
14883         * sparc.cc (Scan::local): Likewise.
14884         * x86_64.cc (Scan::local): Likewise.
14885         * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
14886         to symbol_section_and_value.
14887         * testsuite/many_sections_test.cc: New file.
14888         * testsuite/Makefile.am (BUILT_SOURCES): Define.
14889         (check_PROGRAMS): Add many_sections_test.
14890         (many_sections_test_SOURCES): Define.
14891         (many_sections_test_DEPENDENCIES): Define.
14892         (many_sections_test_LDFLAGS): Define.
14893         (BUILT_SOURCES): Add many_sections_define.h.
14894         (many_sections_define.h): New target.
14895         (BUILT_SOURCES): Add many_sections_check.h.
14896         (many_sections_check.h): New target.
14897         (check_PROGRAMS): Add many_sections_r_test.
14898         (many_sections_r_test_SOURCES): Define.
14899         (many_sections_r_test_DEPENDENCIES): Define.
14900         (many_sections_r_test_LDFLAGS): Define.
14901         (many_sections_r_test_LDADD): Define.
14902         (many_sections_r_test.o): New target.
14903         * testsuite/Makefile.in: Rebuild.
14904
14905 2008-04-17  Cary Coutant  <ccoutant@google.com>
14906
14907         * errors.cc (Errors::info): New function.
14908         (gold_info): New function.
14909         * errors.h (Errors::info): New function.
14910         * gold.h (gold_info): New function.
14911         * object.cc (Input_objects::add_object): Print trace output.
14912         * options.cc (options::parse_set): New function.
14913         (General_options::parse_wrap): Deleted.
14914         (General_options::General_options): Deleted initializer.
14915         * options.h (options::String_set): New typedef.
14916         (options::parse_set): New function.
14917         (DEFINE_set): New macro.
14918         (General_options::wrap): Changed to use DEFINE_set. Changed
14919         callers of any_wrap_symbols and is_wrap_symbol.
14920         (General_options::trace, General_options::trace_symbol):
14921         New options.
14922         (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
14923         (General_options::wrap_symbols_): Deleted.
14924         * symtab.cc (Symbol_table::add_from_object): Print trace output.
14925
14926 2008-04-17  David S. Miller  <davem@davemloft.net>
14927
14928         * options.cc (General_options::parse_V): New function.
14929         * options.h: Add entries for -V and -Qy.
14930
14931 2008-04-17  Ian Lance Taylor  <iant@google.com>
14932
14933         * common.cc (Symbol_table::allocate_commons): Remove options
14934         parameter.  Change caller.
14935         (Symbol_table::do_allocate_commons): Remove options parameter.
14936         Change caller.  Just call do_allocate_commons_list twice.
14937         (Symbol_table::do_allocate_commons_list): New function, broken out
14938         of do_allocate_commons.
14939         * common.h (class Allocate_commons_task): Remove options_ field.
14940         Update constructor.
14941         * symtab.cc (Symbol_table::Symbol_table): Initialize
14942         tls_commons_.
14943         (Symbol_table::add_from_object): Put TLS common symbols on
14944         tls_commons_ list.
14945         (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
14946         which are IN_OUTPUT_DATA.
14947         * symtab.h (class Symbol_table): Add tls_commons_ field.  Update
14948         allocate_commons and do_allocate_commons declarations.  Declare
14949         do_allocate_commons_list.
14950         * gold.cc (queue_middle_tasks): Update creation of
14951         Allocate_commons_task to not pass options.
14952         * testsuite/Makefile.am (INCLUDES): Add -I.. .
14953         (TLS_TEST_C_FLAGS): New variable.
14954         (tls_test_c_pic.o): New target.
14955         (tls_test_shared.so): Link in tls_test_c_pic.o.
14956         (tls_test_c_pic_ie.o): New target.
14957         (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
14958         (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
14959         (tls_test_c.o): New target.
14960         (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
14961         (tls_pic_test_LDADD): Likewise.
14962         (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
14963         (tls_shared_gd_to_ie_test_LDADD): Likewise.
14964         (tls_test_c_gnu2.o): New target.
14965         (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
14966         tls_test_c_gnu2.o.
14967         (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
14968         (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
14969         (tls_test_shared_nonpic.so): Link in tls_test_c.o.
14970         * testsuite/tls_test.cc: Include "config.h".
14971         (t_last): Call t11_last.
14972         * testsuite/tls_test.h (t11, t11_last): Declare.
14973         * testsuite/tls_test_c.c: New file.
14974         * testsuite/tls_test_main.cc (thread_routine): Call t11.
14975         * configure.ac: Check for OpenMP support.
14976         * configure, config.in, Makefile.in: Rebuild.
14977         * testsuite/Makefile.in: Rebuild.
14978
14979 2008-04-16  Cary Coutant  <ccoutant@google.com>
14980
14981         * i386.cc (Target_i386::define_tls_base_symbol): New function.
14982         (Target_i386::tls_base_symbol_defined_): New field.
14983         (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14984         (Target_i386::Scan::global): Likewise.
14985         * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
14986         * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
14987         (Target_x86_64::tls_base_symbol_defined_): New field.
14988         (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14989         (Target_x86_64::Scan::global): Likewise.
14990
14991 2008-04-16  Cary Coutant  <ccoutant@google.com>
14992
14993         * symtab.h (Symbol::is_strong_undefined): Removed unused function.
14994         (Symbol::needs_plt_entry): Allow weak undefined symbols.
14995         (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
14996         building shared libraries.
14997         * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
14998         (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
14999         (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
15000         * testsuite/Makefile.in: Rebuild.
15001         * testsuite/weak_undef.h: New file.
15002         * testsuite/weak_undef_file1.cc: Add extra test cases.
15003         * testsuite/weak_undef_file2.cc: Likewise.
15004         * testsuite/weak_undef_test.cc: Likewise.
15005
15006 2008-04-16  David S. Miller  <davem@davemloft.net>
15007
15008         * sparc.cc (Target_sparc::Scan): Change from struct to class.
15009         Add issued_non_pic_error_ field.  Declare check_non_pic.
15010         (Target_sparc::Scan::check_non_pic): New function.
15011         (Target_sparc::Scan::local): Call check_non_pic as appropriate.
15012         (Target_sparc::Scan::global): Likewise.
15013
15014         * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
15015         * configure: Rebuild.
15016
15017         * options.h (DEFINE_enable): New macro.
15018         (new_dtags): New enable option.
15019         (initfirst, interpose, loadfltr, nodefaultlib,
15020         nodelete, nodlopen, nodump): New -z options.
15021         * layout.cc (Layout:finish_dynamic_section): If new
15022         dtags enabled, emit DT_RUNPATH.  Also, emit a
15023         DT_FLAGS_1 containing any specified -z flags.
15024
15025 2008-04-16  Ian Lance Taylor  <iant@google.com>
15026
15027         * copy-relocs.cc: New file.
15028         * copy-relocs.h: New file.
15029         * reloc.cc: Remove Copy_relocs code.
15030         * reloc.h: Likewise.
15031         * reloc-types.h (struct Reloc_types) [both versions]: Add
15032         get_reloc_addend_noerror.
15033         * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
15034         variants of add_global which take an addend which must be zero.
15035         * i386.cc: Include "copy-relocs.h".
15036         (class Target_i386): Change type of copy_relocs_ to variable,
15037         update initializer.
15038         (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
15039         Change all callers.
15040         (Target_i386::do_finalize_sections): Change handling of
15041         copy_relocs_.
15042         * sparc.cc: Include "copy-relocs.h".
15043         (class Target_sparc): Change type of copy_relocs_ to variable,
15044         update initializer.
15045         (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
15046         Change all callers.
15047         (Target_sparc::do_finalize_sections): Change handling of
15048         copy_relocs_.
15049         * x86_64.cc: Include "copy-relocs.h".
15050         (class Target_x86_64): Change type of copy_relocs_ to variable,
15051         update initializer.
15052         (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
15053         class.  Change all callers.
15054         (Target_x86_64::do_finalize_sections): Change handling of
15055         copy_relocs_.
15056         * Makefile.am (CCFILES): Add copy-relocs.cc.
15057         (HFILES): Add copy-relocs.h.
15058
15059         * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
15060
15061         * testsuite/script_test_4.sh: Permit leading zeroes.
15062
15063 2008-04-15  Ian Lance Taylor  <iant@google.com>
15064
15065         * script-sections.cc (Script_sections::create_segments): Use
15066         header_size_adjustment even when there is enough room for the
15067         headers.
15068         * testsuite/script_test_4.sh: New file.
15069         * testsuite/script_test_4.t: New file.
15070         * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
15071         (check_DATA): Add script_test_4.stdout.
15072         (MOSTLYCLEANFILES): Likewise.
15073         (script_test_4): New target.
15074         (script_test_4.stdout): New target.
15075         * testsuite/Makefile.in: Rebuild.
15076
15077         * sparc.cc: Add definitions for Output_data_plt_sparc class
15078         constants.
15079
15080 2008-04-14  David S. Miller  <davem@davemloft.net>
15081
15082         * sparc.cc: New file.
15083         * Makefile.am (TARGETSOURCES): Add sparc.cc
15084         (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
15085         * configure.tgt: Document targ_extra_size and
15086         targ_extra_big_endian.  Add entries for sparc-* and
15087         sparc64-*.
15088         * configure.ac: Handle targ_extra_size and
15089         targ_extra_big_endian.
15090         * Makefile.in: Rebuild.
15091         * configure: Likewise.
15092         * po/POTFILES.in: Likewise.
15093         * po/gold.pot: Likewise.
15094
15095 2008-04-14  Ian Lance Taylor  <iant@google.com>
15096
15097         * layout.cc (Layout::Layout): Initialize sections_are_attached_.
15098         (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
15099         in the name/type/flags to section mapping.  Don't call
15100         allocate_output_section.
15101         (Layout::choose_output_section): Change parameter from adjust_name
15102         to is_input_section.  Don't permit input sections after sections
15103         are attached to segments.  Don't call allocate_output_section.
15104         (Layout::layout_eh_frame): Call update_flags_for_input_section,
15105         not write_enable_output_section.
15106         (Layout::make_output_section): Don't push to
15107         unattached_section_list_ nor call attach_to_segment.  Call
15108         attach_section_to_segment if sections are attached.
15109         (Layout::attach_sections_to_segments): New function.
15110         (Layout::attach_section_to_segment): New function.
15111         (Layout::attach_allocated_section_to_segment): Rename from
15112         attach_to_segment.  Remove flags parameter.
15113         (Layout::allocate_output_section): Remove function.
15114         (Layout::write_enable_output_section): Remove function.
15115         * layout.h (class Layout): Update for above changes.  Add new
15116         field sections_are_attached_.
15117         * output.h (Output_section::update_flags_for_input_section): New
15118         function.
15119         * output.cc (Output_section::add_input_section): Call
15120         update_flags_for_input_section.
15121         * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
15122
15123 2008-04-11  Cary Coutant  <ccoutant@google.com>
15124
15125         * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
15126         thought unnecessary.
15127         * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
15128
15129 2008-04-11  Ian Lance Taylor  <iant@google.com>
15130
15131         * output.h (class Output_section_data): Remove inline definition
15132         of set_addralign.
15133         * output.cc (Output_section_data::set_addralign): New function.
15134
15135 2008-04-11  Cary Coutant  <ccoutant@google.com>
15136
15137         Add support for TLS descriptors for i386 and x86_64.
15138         * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
15139         (Target_i386::Relocate::tls_desc_gd_to_le): New function.
15140         (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
15141         GOT_TYPE_TLS_DESC.
15142         (Target_i386::got_mod_index_entry): Remove unnecessary code.
15143         (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
15144         R_386_TLS_DESC_CALL relocations.  Fix problem with initial-exec
15145         relocations.
15146         (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
15147         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
15148         Fix problem with initial-exec relocations.
15149         (Target_i386::Relocate::relocate_tls): Likewise.
15150         (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
15151         relaxation.
15152         * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
15153         support for section-plus-offset dynamic table entries.
15154         * output.h (Output_data_dynamic::add_section_plus_offset): New function.
15155         (Output_data_dynamic::Dynamic_entry): Add support for
15156         section-plus-offset dynamic table entries.
15157         (Output_data_dynamic::Classification): Likewise.
15158         (Output_data_dynamic::classification_): Renamed offset_.
15159         * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
15160         (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
15161         (Target_x86_64::make_plt_section): New function.
15162         (Target_x86_64::reserve_tlsdesc_entries): New function.
15163         (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
15164         (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
15165         (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
15166         (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
15167         (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
15168         (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
15169         (Output_data_plt_x86_64::set_final_data_size): Move out of line;
15170         add extra PLT entry for TLS descriptors.
15171         (Output_data_plt_x86_64::got_): New field.
15172         (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
15173         (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
15174         fields.
15175         (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
15176         descriptors.
15177         (Target_x86_64::make_plt_entry): Factor out make_plt_section.
15178         (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
15179         (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
15180         R_386_TLS_DESC_CALL relocations.
15181         (Target_x86_64::Scan::global): Likewise.
15182         (Target_x86_64::do_finalize_sections): Add dynamic table entries
15183         for TLS descriptors.
15184         (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
15185         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
15186         (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
15187         GD-to-IE relaxation.
15188         * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
15189         and TLS_DESCRIPTORS.
15190         * Makefile.in: Rebuild.
15191         * configure: Rebuild.
15192         * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
15193         (tls_test_shared2.so): New target.
15194         (tls_shared_gd_to_ie_test_SOURCES): New variable.
15195         (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
15196         (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
15197         (tls_shared_gd_to_ie_test_LDADD): New variable.
15198         (tls_shared_gnu2_gd_to_ie_test): New target.
15199         (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
15200         New targets.
15201         (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
15202         (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
15203         (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
15204         (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
15205         (tls_shared_gnu2_test): New target.
15206         (tls_test_gnu2_shared.so): New target.
15207         (tls_shared_gnu2_test_SOURCES): New variable.
15208         (tls_shared_gnu2_test_DEPENDENCIES): New variable.
15209         (tls_shared_gnu2_test_LDFLAGS): New variable.
15210         (tls_shared_gnu2_test_LDADD): New variable.
15211         * testsuite/Makefile.in: Rebuild.
15212         * testsuite/Makefile.
15213
15214 2008-04-11  Ian Lance Taylor  <iant@google.com>
15215
15216         * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
15217         justsyms.t.
15218         * testsuite/Makefile.in: Rebuild.
15219
15220         * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
15221         long.
15222         * testsuite/script_test_2.cc (main): Adjust test.
15223
15224 2008-04-11  David S. Miller  <davem@davemloft.net>
15225             Ian Lance Taylor  <iant@google.com>
15226
15227         * options.h (General_options): Add entries for '-Y' and
15228         '-relax'.
15229         * options.cc (General_options:finalize): If -Y was used, add those
15230         entries to the library path instead of the default "/lib" and
15231         "/usr/lib".
15232
15233 2008-04-11  David S. Miller  <davem@davemloft.net>
15234
15235         * testsuite/justsyms.t: Start at 0x100.
15236         * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
15237         * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
15238         long.
15239         * testsuite/script_test_2.cc: Adjust string and section length
15240         checks.
15241
15242 2008-04-09  Ian Lance Taylor  <iant@google.com>
15243
15244         PR gold/5996
15245         * script-sections.cc (Sections_element::allocate_to_segment): Add
15246         orphan parameter.
15247         (Output_section_definition::allocate_to_segment): Likewise.
15248         (Orphan_output_section::allocate_to_segment): Likewise.
15249         (Script_sections::attach_sections_using_phdrs_clause): Don't
15250         propagate non-PT_LOAD segments to orphan sections.
15251         * testsuite/Makefile.am (script_test_3.stdout): Generate using
15252         readelf rather than objdump.
15253         * testsuite/script_test_3.sh: Adjust accordingly.  Test that
15254         .interp section and PT_INTERP segment are the same size.
15255         * testsuite/Makefile.in: Rebuild.
15256
15257         * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
15258         aliases for symbols defined in the same object.
15259         * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
15260         (weak_alias_test_SOURCES): New variable.
15261         (weak_alias_test_DEPENDENCIES): New variable.
15262         (weak_alias_test_LDFLAGS): New variable.
15263         (weak_alias_test_LDADD): New variable.
15264         (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
15265         (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
15266         (weak_alias_test_3.o): New target.
15267         (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
15268         * testsuite/weak_alias_test_main.cc: New file.
15269         * testsuite/weak_alias_test_1.cc: New file.
15270         * testsuite/weak_alias_test_2.cc: New file.
15271         * testsuite/weak_alias_test_3.cc: New file.
15272
15273 2008-04-08  Ian Lance Taylor  <iant@google.com>
15274
15275         * options.h (class General_options): Add --noinhibit-exec option.
15276         * main.cc (main): Check --noinhibit-exec.
15277
15278         * options.h (class General_options): Define --wrap as a special
15279         option.  Add wrap_symbols_ field.
15280         (General_options::any_wrap_symbols): New function.
15281         (General_options::is_wrap_symbol): New function.
15282         * options.cc (General_options::parse_wrap): New function.
15283         (General_options::General_options): Initialize wrap_symbols_.
15284         * symtab.cc (Symbol_table::wrap_symbol): New function.
15285         (Symbol_table::add_from_object): Handle --wrap.
15286         * symtab.h (class Symbol_table): Declare wrap_symbol.
15287         * target.h (Target::wrap_char): New function.
15288         (Target::Target_info): Add wrap_char field.
15289         * i386.cc (Target_i386::i386_info): Initialize wrap_char.
15290         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
15291         * testsuite/testfile.cc (Target_test::test_target_info):
15292         Likewise.
15293
15294         * errors.cc (Errors::undefined_symbol): Mention symbol version if
15295         there is one.
15296
15297         * layout.h (class Layout): Add added_eh_frame_data_ field.
15298         * layout.cc (Layout::Layout): Initialize new field.
15299         (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
15300         output section until we find a section we merged successfully.
15301         * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
15302         that the size be non-zero.
15303
15304         * merge.cc (Object_merge_map::get_output_offset): Remove inline
15305         qualifier.
15306
15307 2008-04-08  Craig Silverstein  <csilvers@google.com>
15308
15309         * configure.ac: Export new conditional variable HAVE_ZLIB.
15310         * testsuite/Makefile.am (flagstest_o_specialfile): Condition
15311         on HAVE_ZLIB.
15312         (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
15313         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15314
15315 2008-04-07  Ian Lance Taylor  <iant@google.com>
15316
15317         * version.cc (version_string): Set to "1.5".
15318
15319         * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
15320         Add issued_non_pic_error_ field.  Declare check_non_pic.
15321         (Target_x86_64::Scan::check_non_pic): New function.
15322         (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
15323         (Target_x86_64::Scan::global): Likewise.
15324
15325         * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
15326         addend parameter.  Change caller.  Handle merge sections.
15327         (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
15328         Address to Addend.  Don't add in the result of
15329         local_section_offset, pass down the addend and use the returned
15330         value.
15331         * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
15332         Update declarations of local_section_offset and symbol_value.
15333         * testsuite/two_file_test_1.cc (t18): New function.
15334         * testsuite/two_file_test_2.cc (f18): New function.
15335         * testsuite/two_file_test_main.cc (main): Call t18.
15336         * testsuite/two_file_test.h (t18, f18): Declare.
15337
15338         * configure.ac: Don't test for objdump, c++filt, or readelf.
15339         * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
15340         conditionals.
15341         (TEST_READELF): New variable.
15342         (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
15343         (check_PROGRAMS): Add two_file_strip_test.
15344         (two_file_strip_test): New target.
15345         (check_PROGRAMS): Add two_file_same_shared_strip_test.
15346         (two_file_same_shared_strip_test_SOURCES): New variable.
15347         (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
15348         (two_file_same_shared_strip_test_LDFLAGS): New variable.
15349         (two_file_same_shared_strip_test_LDADD): New variable.
15350         (two_file_shared_strip.so): New target.
15351         (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
15352         (ver_test_5.syms, ver_test_7.syms): Likewise.
15353         (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
15354         (strip_test_3.stdout): Use TEST_OBJDUMP.
15355         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15356
15357 2008-04-04  Cary Coutant  <ccoutant@google.com>
15358
15359         * symtab.h (Symbol::is_weak_undefined): New function.
15360         (Symbol::is_strong_undefined): New function.
15361         (Symbol::is_absolute): New function.
15362         (Symbol::needs_plt_entry): Exclude weak undefined symbols.
15363         (Symbol::needs_dynamic_reloc): Exclude weak undefined and
15364         absolute symbols.
15365         * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
15366         (weak_undef_test): New target.
15367         * testsuite/Makefile.in: Rebuild.
15368         * testsuite/weak_undef_file1.cc: New file.
15369         * testsuite/weak_undef_file2.cc: New file.
15370         * testsuite/weak_undef_test.cc: New file.
15371
15372 2008-04-03  Craig Silverstein  <csilvers@google.com>
15373
15374         * compressed_output.h (class Output_compressed_section): Use
15375         unsigned buffer.
15376         * compressed_output.cc (zlib_compress): Use unsigned buffers,
15377         add zlib header.
15378         (zlib_compressed_suffix): Removed.
15379         (Output_compressed_section::set_final_data_size): Use unsigned
15380         buffers.
15381         * testsuite/Makefile.am (flagstest_compress_debug_sections):
15382         Fix linker invocation.
15383         (flagstest_o_specialfile_and_compress_debug_sections):
15384         Likewise.
15385         * testsuite/Makefile.in: Regenerated.
15386
15387 2008-04-02  David S. Miller  <davem@davemloft.net>
15388
15389         *  dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
15390         Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
15391
15392 2008-04-02  Craig Silverstein  <csilvers@google.com>
15393
15394         * TODO: New file.
15395
15396 2008-04-02  Ian Lance Taylor  <iant@google.com>
15397
15398         * fileread.cc (File_read::find_view): Add byteshift and vshifted
15399         parameters.  Update for new key type to views_.  Change all
15400         callers.
15401         (File_read::read): Adjust for byteshift in returned view.
15402         (File_read::add_view): New function, broken out of
15403         find_and_make_view.
15404         (File_read::make_view): New function, broken out of
15405         find_and_make_view.
15406         (File_read::find_or_make_view): Add offset and aligned
15407         parameters.  Rewrite accordingly.  Change all callers.
15408         (File_read::get_view): Add offset and aligned parameters.  Adjust
15409         for byteshift in return value.
15410         (File_read::get_lasting_view): Likewise.
15411         * fileread.h (class File_read): Update declarations.
15412         (class File_read::View): Add byteshift_ field.  Add byteshift to
15413         constructor.  Add byteshift method.
15414         * archive.h (Archive::clear_uncached_views): New function.
15415         (Archive::get_view): Add aligned parameter.  Change all callers.
15416         * object.h (Object::get_view): Add aligned parameter.  Change all
15417         callers.
15418         (Object::get_lasting_view): Likewise.
15419
15420         * fileread.cc (File_read::release): Don't call clear_views if
15421         there are multiple objects.
15422         * fileread.h (File_read::clear_uncached_views): New function.
15423         * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
15424         on the archive.
15425
15426 2008-03-31  Cary Coutant  <ccoutant@google.com>
15427
15428         Add thin archive support.
15429         * archive.cc (Archive::armagt): New const.
15430         (Archive::setup): Remove task parameter and calls to unlock.
15431         (Archive::unlock_nested_archives): New function.
15432         (Archive::read_header): Add nested_off parameter. Change
15433         all callers.
15434         (Archive::interpret_header): Likewise.
15435         (Archive::include_all_members): Change to handle thin
15436         archives.
15437         (Archive::include_member): Likewise.
15438         * archive.h (Archive::Archive): Add new parameters and
15439         initializers.
15440         (Archive::armagt): New const.
15441         (Archive::setup): Remove task parameter.
15442         (Archive::unlock_nested_archives): New function.
15443         (Archive::read_header): Add nested_off parameter.
15444         (Archive::interpret_header): Likewise.
15445         (Archive::Nested_archive_table): New typedef.
15446         (Archive::is_thin_archive_): New field.
15447         (Archive::nested_archives_): New field.
15448         (Archive::options_): New field.
15449         (Archive::dirpath_): New field.
15450         (Archive::task_): New field.
15451         * readsyms.cc (Read_symbols::do_read_symbols): Add check
15452         for thin archives.  Pass additional parameters to
15453         Archive::Archive.  Unlock the archive file after calling
15454         Archive::setup.
15455
15456 2008-03-29  Ian Lance Taylor  <iant@google.com>
15457
15458         * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
15459         version symbol to be local.
15460         * testsuite/ver_test_4.sh: New file.
15461         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
15462         (check_DATA): Add ver_test_4.syms.
15463         (ver_test_4.syms): New target.
15464         * testsuite/Makefile.in: Rebuild.
15465
15466         * output.cc
15467         (Output_section::Input_section_sort_entry::has_priority): New
15468         function.
15469         (Output_section::Input_section_sort_entry::match_file_name): New
15470         function.
15471         (Output_section::Input_section_sort_entry::match_section_name):
15472         Remove.
15473         (Output_section::Input_section_sort_entry::match_section_name_prefix):
15474         Remove.
15475         (Output_section::Input_section_sort_entry::match_section_file):
15476         Remove.
15477         (Output_section::Input_section_sort_compare::operator()): Rewrite
15478         using new Input_section_sort_entry functions.  Sort crtbegin and
15479         crtend first.  Sort sections with no priority before sections with
15480         a priority.
15481         * testsuite/initpri1.c (d3): Check j != 4.
15482         (cd5): New constructor/destructor function.
15483         (main): Check j != 2.
15484
15485         * symtab.cc (Symbol_table::add_from_object): If we don't use the
15486         new symbol when resolving, don't call set_is_default.
15487         * testsuite/ver_test_7.cc: New file.
15488         * testsuite/ver_test_7.sh: New file.
15489         * testsuite/Makefile.am (ver_test_7.so): New target.
15490         (ver_test_7.o): New target.
15491         (check_SCRIPTS): Add ver_test_7.sh.
15492         (check_DATA): Add ver_test_7.syms.
15493         (ver_test_7.syms): New target.
15494
15495 2008-03-28  Ian Lance Taylor  <iant@google.com>
15496
15497         * layout.cc (Layout::layout): If we see an input section with a
15498         name that needs sorting, set the must_sort flag for the output
15499         section.
15500         (Layout::make_output_section): If the name of the output section
15501         indicates that it might require sorting, set the may_sort flag.
15502         * output.h (Output_section::may_sort_attached_input_sections): New
15503         function.
15504         (Output_section::set_may_sort_attached_input_sections): New
15505         function.
15506         (Output_section::must_sort_attached_input_sections): New
15507         function.
15508         (Output_section::set_must_sort_attached_input_sections): New
15509         function.
15510         (class Output_section): Declare Input_section_sort_entry.  Define
15511         Input_section_sort_compare.  Declare
15512         sort_attached_input_sections.  Add new fields:
15513         may_sort_attached_input_sections_,
15514         must_sort_attached_input_sections_,
15515         attached_input_sections_are_sorted_.
15516         * output.cc (Output_section::Output_section): Initialize new
15517         fields.
15518         (Output_section::add_input_section): Add an entry to
15519         input_sections_ if may_sort or must_sort are true.
15520         (Output_section::set_final_data_size): Call
15521         sort_attached_input_sections if necessary.
15522         (Output_section::Input_section_sort_entry): Define new class.
15523         (Output_section::Input_section_sort_compare::operator()): New
15524         function.
15525         (Output_section::sort_attached_input_sections): New function.
15526         * configure.ac: Check whether the compiler supports constructor
15527         priorities.  Define a CONSTRUCTOR_PRIORITY automake conditional.
15528         * testsuite/initpri1.c: New file.
15529         * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
15530         CONSTRUCTOR_PRIORITY.
15531         (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
15532         (initpri1_LDFLAGS): New variable.
15533         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15534
15535 2008-03-27  Ian Lance Taylor  <iant@google.com>
15536
15537         * common.cc (Sort_commons::operator): Correct sorting algorithm.
15538         * testsuite/common_test_1.c: New file.
15539         * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
15540         (common_test_1_SOURCES): New variable.
15541         (common_test_1_DEPENDENCIES): New variable.
15542         (common_test_1_LDFLAGS): New variable.
15543
15544         * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
15545         and commons_ correctly when NAME/VERSION does not override
15546         NAME/NULL.
15547         * testsuite/ver_test_6.c: New file.
15548         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
15549         (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
15550         (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
15551
15552 2008-03-26  Ian Lance Taylor  <iant@google.com>
15553
15554         * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
15555         of an undefined symbol from a version script.
15556         * testsuite/Makefile.am (ver_test_5.so): New target.
15557         (ver_test_5.o): New target.
15558         (check_SCRIPTS): Add ver_test_5.sh.
15559         (check_DATA): Add ver_test_5.syms.
15560         (ver_test_5.syms): New target.
15561         * testsuite/ver_test_5.cc: New file.
15562         * testsuite/ver_test_5.script: New file.
15563         * testsuite/ver_test_5.sh: New file.
15564         * Makefile.in, testsuite/Makefile.in: Rebuild.
15565
15566         PR gold/5986
15567         Fix problems building gold with gcc 4.3.0.
15568         * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
15569         (gold_error_at_location, gold_warning_at_location): Use it.
15570         * configure.ac: Check whether we can compile and use a template
15571         function with a printf attribute.
15572         * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
15573         when jumping over bytes.
15574         * object.cc: Instantiate Object::read_section_data.
15575         * debug.h: Include <cstring>
15576         * dwarf_reader.cc: Include <algorithm>
15577         * main.cc: Include <cstring>.
15578         * options.cc: Include <cstring>.
15579         * output.cc: Include <cstring>.
15580         * script.cc: Include <cstring>.
15581         * script.h: Include <string>.
15582         * symtab.cc: Include <cstring> and <algorithm>.
15583         * target-select.cc: Include <cstring>.
15584         * version.cc: Include <string>.
15585         * testsuite/testmain.cc: Include <cstdlib>.
15586         * configure, config.in: Rebuild.
15587
15588 2008-03-25  Ian Lance Taylor  <iant@google.com>
15589
15590         * options.cc: Include "../bfd/bfdver.h".
15591         (options::help): Print bug reporting address.
15592
15593         * version.cc (print_version): Adjust output for current value of
15594         BFD_VERSION_STRING.
15595
15596         * NEWS: New file.
15597
15598         * options.cc (options::help): Print list of supported targets.
15599         * target-select.h: Include <vector>.
15600         (class Target_selector): Make machine_, size_, and is_big_endian_
15601         fields const.  Add bfd_name_ and instantiated_target_ fields.
15602         (Target_selector::Target_selector): Add bfd_name parameter.
15603         (Target_selector::recognize): Make non-virtual, call
15604         do_recognize.
15605         (Target_selector::recognize_by_name): Make non-virtual, call
15606         do_recognize_by_name.
15607         (Target_selector::supported_names): New function.
15608         (Target_selector::bfd_name): New function.
15609         (Target_selector::do_instantiate_target): New pure virtual
15610         function.
15611         (Target_selector::do_recognize): New virtual function.
15612         (Target_selector::do_recognize_by_name): New virtual function.
15613         (Target_selector::instantiate_target): New private function.
15614         (supported_target_names): Declare.
15615         * target-select.cc (Target_selector::Target_selector): Update for
15616         new parameter and fields.
15617         (select_target_by_name): Check that the name matches before
15618         calling recognize_by_name.
15619         (supported_target_names): New function.
15620         * i386.cc (class Target_selector_i386): Update Target_selector
15621         constructor call.  Remove recognize and recognize_by_name.  Add
15622         do_instantiate_target.
15623         * x86_64.cc (class Target_selector_x86_64): Likewise.
15624         * testsuite/testfile.cc (class Target_selector_test): Update for
15625         changes to Target_selector.
15626
15627         * README: Rewrite, with some notes on unsupported features.
15628
15629 2008-03-24  Cary Coutant  <ccoutant@google.com>
15630
15631         * i386.cc (Target_i386::Got_type): New enum declaration.
15632         (Target_i386::Scan::local): Updated callers of Output_data_got
15633         member functions.
15634         (Target_i386::Scan::global): Likewise.
15635         (Target_i386::Relocate::relocate): Likewise.
15636         (Target_i386::Relocate::relocate_tls): Likewise.
15637         * object.h (Got_offset_list): New class.
15638         (Sized_relobj::local_has_got_offset): Added got_type parameter.
15639         (Sized_relobj::local_got_offset): Likewise.
15640         (Sized_relobj::set_local_got_offset): Likewise.
15641         (Sized_relobj::local_has_tls_got_offset): Removed.
15642         (Sized_relobj::local_tls_got_offset): Removed.
15643         (Sized_relobj::set_local_tls_got_offset): Removed.
15644         (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
15645         * output.cc (Output_data_got::add_global): Added got_type parameter.
15646         (Output_data_got::add_global_with_rel): Likewise.
15647         (Output_data_got::add_global_with_rela): Likewise.
15648         (Output_data_got::add_global_pair_with_rel): New function.
15649         (Output_data_got::add_global_pair_with_rela): New function.
15650         (Output_data_got::add_local): Added got_type parameter.
15651         (Output_data_got::add_local_with_rel): Likewise.
15652         (Output_data_got::add_local_with_rela): Likewise.
15653         (Output_data_got::add_local_pair_with_rel): New function.
15654         (Output_data_got::add_local_pair_with_rela): New function.
15655         (Output_data_got::add_global_tls): Removed.
15656         (Output_data_got::add_global_tls_with_rel): Removed.
15657         (Output_data_got::add_global_tls_with_rela): Removed.
15658         (Output_data_got::add_local_tls): Removed.
15659         (Output_data_got::add_local_tls_with_rel): Removed.
15660         (Output_data_got::add_local_tls_with_rela): Removed.
15661         * output.h (Output_data_got::add_global): Added got_type parameter.
15662         (Output_data_got::add_global_with_rel): Likewise.
15663         (Output_data_got::add_global_with_rela): Likewise.
15664         (Output_data_got::add_global_pair_with_rel): New function.
15665         (Output_data_got::add_global_pair_with_rela): New function.
15666         (Output_data_got::add_local): Added got_type parameter.
15667         (Output_data_got::add_local_with_rel): Likewise.
15668         (Output_data_got::add_local_with_rela): Likewise.
15669         (Output_data_got::add_local_pair_with_rel): New function.
15670         (Output_data_got::add_local_pair_with_rela): New function.
15671         (Output_data_got::add_global_tls): Removed.
15672         (Output_data_got::add_global_tls_with_rel): Removed.
15673         (Output_data_got::add_global_tls_with_rela): Removed.
15674         (Output_data_got::add_local_tls): Removed.
15675         (Output_data_got::add_local_tls_with_rel): Removed.
15676         (Output_data_got::add_local_tls_with_rela): Removed.
15677         * resolve.cc (Symbol::override_base_with_special): Removed
15678         reference to has_got_offset_ field.
15679         * symtab.cc (Symbol::init_fields): Replaced initialization
15680         of got_offset_ with got_offsets_.  Removed initialization
15681         of has_got_offset_
15682         * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
15683         (Symbol::got_offset): Likewise.
15684         (Symbol::set_got_offset): Likewise.
15685         (Symbol::has_tls_got_offset): Removed.
15686         (Symbol::tls_got_offset): Removed.
15687         (Symbol::set_tls_got_offset): Removed.
15688         (Symbol::got_offset_): Removed.
15689         (Symbol::tls_mod_got_offset_): Removed.
15690         (Symbol::tls_pair_got_offset_): Removed.
15691         (Symbol::got_offsets_): New field.
15692         (Symbol::has_got_offset): Removed.
15693         (Symbol::has_tls_mod_got_offset): Removed.
15694         (Symbol::has_tls_pair_got_offset): Removed.
15695         * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
15696         (Target_x86_64::Scan::local): Updated callers of Output_data_got
15697         member functions.
15698         (Target_x86_64::Scan::global): Likewise.
15699         (Target_x86_64::Relocate::relocate): Likewise.
15700         (Target_x86_64::Relocate::relocate_tls): Likewise.
15701
15702 2008-03-25  Ben Elliston  <bje@au.ibm.com>
15703
15704         * yyscript.y: Fix spelling error in comment.
15705
15706 2008-03-24  Ian Lance Taylor  <iant@google.com>
15707
15708         * options.h (class General_options): Define build_id option.
15709         * layout.h (class Layout): Declare write_build_id, create_note,
15710         create_build_id.  Add build_id_note_ member.
15711         * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
15712         "libiberty.h", "md5.h", "sha1.h".
15713         (Layout::Layout): Initialize eh_frame_data_,
15714         eh_frame_hdr_section_, and build_id_note_.
15715         (Layout::finalize): Call create_build_id.
15716         (Layout::create_note): New function, broken out of
15717         Layout::create_gold_note.
15718         (Layout::create_gold_note): Call create_note.
15719         (Layout::create_build_id): New function.
15720         (Layout::write_build_id): New function.
15721         (Close_task_runner::run): Call write_build_id.
15722
15723         * x86_64.cc: Correct license to GPLv3.
15724
15725 2008-03-23  Ian Lance Taylor  <iant@google.com>
15726
15727         * options.cc: Include "demangle.h".
15728         (parse_optional_string): New function.
15729         (parse_long_option): Handle takes_optional_argument.
15730         (parse_short_option): Update dash_z initializer.  Handle
15731         takes_optional_argument.
15732         (General_options::General_options): Initialize do_demangle_.
15733         (General_options::finalize): Set do_demangle_.  Handle demangling
15734         style.
15735         * options.h (parse_optional_string): Declare.
15736         (struct One_option): Add optional_arg field.  Update constructor.
15737         Update call constructor calls.  Add takes_optional_argument
15738         function.
15739         (DEFINE_var): Add optional_arg__ parameter.  Change all callers.
15740         (DEFINE_optional_string): Define.
15741         (General_options::demangle): Change from DEFINE_bool to
15742         DEFINE_optional_string.
15743         (General_options::no_demangle): New function.
15744         (General_options::do_demangle): New function.
15745         (General_options::set_do_demangle): New function.
15746         (General_options::execstack_status_): Move definition to end of
15747         class definition.
15748         (General_options::static_): Likewise.
15749         (General_options::do_demangle_): New field.
15750         * object.cc (big_endian>::get_symbol_location_info): Call
15751         Options::do_demangle, not Options::demangle.
15752         * symtab.cc (demangle): Likewise.
15753
15754 2008-03-22  Ian Lance Taylor  <iant@google.com>
15755
15756         * gold.h: Include <cstddef> and <sys/types.h>
15757         * options.h: Include <cstring>.
15758
15759 2008-03-21  Ian Lance Taylor  <iant@google.com>
15760
15761         * Added source code to GNU binutils.
15762 \f
15763 Copyright (C) 2008-2014 Free Software Foundation, Inc.
15764
15765 Copying and distribution of this file, with or without modification,
15766 are permitted in any medium without royalty provided the copyright
15767 notice and this notice are preserved.
15768
15769 Local Variables:
15770 mode: change-log
15771 left-margin: 8
15772 fill-column: 74
15773 version-control: never
15774 End: