Fix "overflow in PLT unwind data" warning
[external/binutils.git] / gold / ChangeLog
1 2014-05-15  Alan Modra  <amodra@gmail.com>
2
3         * powerpc.cc (do_plt_fde_location): Handle zero length .glink.
4         Compare FDE contents with DW_CFA_nop rather than 0.
5
6 2014-05-13  Sriraman Tallam  <tmsriram@google.com>
7
8         * symtab.h (may_need_copy_reloc): Remove check for position independent
9         code.
10         * x86_64.cc (Target_x86_64<size>::Scan::global): Add check for no
11         position independence before pc absolute may_need_copy_reloc call.
12         Add check for executable output befor pc relative may_need_copy_reloc
13         call.
14         * i386.cc: Ditto.
15         * arm.cc: Ditto.
16         * sparc.cc: Ditto.
17         * tilegx.cc: Ditto.
18         * powerpc.cc: Add check for no position independence before
19         may_need_copy_reloc calls.
20         * testsuite/pie_copyrelocs_test.cc: New file.
21         * testsuite/pie_copyrelocs_shared_test.cc: New file.
22         * Makefile.am (pie_copyrelocs_test): New test.
23         * Makefile.in: Regenerate.
24
25 2014-05-08  Martin Liška  <mliska@suse.cz>
26
27         * output.cc (Sized_relobj_file::do_layout): Fix typo in info message.
28
29 2014-05-06  Cary Coutant  <ccoutant@google.com>
30
31         PR gold/16900
32         * i386.cc (Output_data_got_plt_i386): New class.
33         (Output_data_plt_i386::Output_data_plt_i386): Change type of got_plt
34         parameter. Change all callers.
35         (Output_data_plt_i386::layout_): Remove.
36         (Output_data_plt_i386::got_plt_): Change type.
37         (Target_i386::got_plt_): Change type. Change all references.
38         (Target_i386::got_section): Create instance of new class.
39         (Output_data_got_plt_i386::do_write): New function.
40         * x86_64.cc (Output_data_got_plt_x86_64): New class.
41         (Output_data_plt_x86_64::Output_data_plt_x86_64): Change type of got_plt
42         parameter. Change all callers.
43         (Output_data_plt_x86_64::layout_): Remove.
44         (Output_data_plt_x86_64::got_plt_): Change type.
45         (Target_x86_64::got_plt_): Change type. Change all references.
46         (Target_x86_64::got_section): Create instance of new class.
47         (Output_data_got_plt_x86_64::do_write): New function.
48         (Output_data_plt_x86_64::do_write): Don't write reserved words in GOT.
49         (Target_x86_64<size>::init_got_plt_for_update): Create instance of new
50         class.
51
52 2014-05-05  Cary Coutant  <ccoutant@google.com>
53
54         * gdb-index.cc (Gdb_index_info_reader): Don't complain about language
55         if we have pubnames/pubtypes.
56
57 2014-05-02  Cary Coutant  <ccoutant@google.com>
58
59         * defstd.cc (in_segment): Define __ehdr_start here...
60         * layout.cc (Layout::finalize): ...Instead of here.  Set the
61         output segment when known.
62         * resolve.cc (Symbol::override_base_with_special): Remember
63         the original binding.
64         * symtab.cc (Symbol::set_output_segment): New function.
65         (Symbol::set_undefined): New function.
66         * symtab.h (Symbol::is_weak_undefined): Check original undef
67         binding.
68         (Symbol::is_strong_undefined): New function.
69         (Symbol::set_output_segment): New function.
70         (Symbol::set_undefined): New function.
71         * target-reloc.h (is_strong_undefined): Remove.
72         (issue_undefined_symbol_error): Call Symbol::is_weak_undefined.
73         Check for hidden undefs.
74         (relocate_section): Call Symbol::is_strong_undefined.
75
76         * testsuite/Makefile.am (ehdr_start_test_1)
77         (ehdr_start_test_2, ehdr_start_test_3)
78         (ehdr_start_test_4, ehdr_start_test_5): New test cases.
79         * testsuite/Makefile.in: Regenerate.
80         * testsuite/ehdr_start_def.cc: New source file.
81         * testsuite/ehdr_start_test.cc: New source file.
82         * testsuite/ehdr_start_test.t: New linker script.
83         * testsuite/ehdr_start_test_4.sh: New shell script.
84
85 2014-04-23  Cary Coutant  <ccoutant@google.com>
86
87         PR gold/16870
88         * x86_64.cc (Target_x86_64::Relocate::relocate): Add missing break.
89
90 2014-04-15  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
91
92         * layout.cc (Layout::include_section): Allow a target to decide
93         whether to include a section.
94         * target.h (Target::should_include_section): New function.
95         (Target::do_should_include_section): New function.
96
97 2014-04-15  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
98
99         * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Remove and
100         inline into ...
101         (Copy_relocs::emit): ... here.
102         * copy-relocs.h (Copy_reloc_entry): Change from class to struct.
103         (Copy_reloc_entry::make_copy_reloc): Change from private to protected.
104         (Copy_reloc_entry::entries_): Change from private to protected.
105
106 2014-04-02  Sriraman Tallam  <tmsriram@google.com>
107
108         * icf.cc (get_section_contents): Replace copies of reloc
109         vectors with const references.
110
111 2014-04-02  Cary Coutant  <ccoutant@google.com>
112
113         * configure.ac (HAVE_PUBNAMES): Use C instead of C++.
114         (HAVE_NO_USE_LINKER_PLUGIN): Check for -fno-use-linker-plugin.
115         * configure: Regenerate.
116         * testsuite/Makefile.am (OPT_NO_PLUGINS): New macro for
117         -fno-use-linker-plugin.
118         (LINK1, CXXLINK1): Add it to the link command.
119         * testsuite/Makefile.in: Regenerate.
120
121 2014-03-12  Alan Modra  <amodra@gmail.com>
122
123         * Makefile.in: Regenerate.
124
125 2014-03-10  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
126
127         * symtab.h (Symbol::set_nonvis): New function.
128
129 2014-03-10  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
130
131         * symtab.cc (Sized_symbol<32>::init_output_data):
132         Instantiate the template.
133         (Sized_symbol<64>::init_output_data): Likewise.
134
135 2014-03-10  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
136
137         * symtab.cc (Symbol_table::sized_write_globals): Allow a target to
138         adjust dynamic symbol value.
139         * target.h (Target::adjust_dyn_symbol): New function.
140         (Target::do_adjust_dyn_symbol): New function.
141
142 2014-03-10  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
143
144         * output.cc (Output_data_dynamic::Dynamic_entry::write):
145         Get the value of DYNAMIC_CUSTOM dynamic entry.
146         * output.h (Output_data_dynamic::add_custom): New function.
147         (Dynamic_entry::Dynamic_entry): New constructor for DYNAMIC_CUSTOM
148         dynamic entry.
149         (enum Dynamic_entry::Classification): Add DYNAMIC_CUSTOM.
150         * target.h (Target::dynamic_tag_custom_value): New function.
151         (Target::do_dynamic_tag_custom_value): New function.
152
153 2014-03-10  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
154
155         * symtab.cc (Symbol_table::set_dynsym_indexes): Allow a target to set
156         dynsym indexes.
157         * target.h (Target::has_custom_set_dynsym_indexes): New function.
158         (Target::do_has_custom_set_dynsym_indexes): New function.
159         (Target::set_dynsym_indexes): New function.
160         (Target::do_set_dynsym_indexes): New function.
161
162 2014-03-07  Alan Modra  <amodra@gmail.com>
163
164         * powerpc.cc (Powerpc_relocate_functions::Overflow_check): Add
165         CHECK_UNSIGNED, CHECK_LOW_INSN, CHECK_HIGH_INSN.
166         (Powerpc_relocate_functions::has_overflow_unsigned): New function.
167         (Powerpc_relocate_functions::has_overflow_bitfield,
168         overflowed): Use the above.
169         (Target_powerpc::Relocate::relocate): Correct overflow checking
170         for a number of relocations.  Modify overflow test for 16-bit
171         fields in instructions to signed/unsigned according to whether
172         the field takes a signed or unsigned value.
173
174 2014-03-05  Alan Modra  <amodra@gmail.com>
175
176         Update copyright years.
177
178 2014-03-05  Alan Modra  <amodra@gmail.com>
179
180         * powerpc.cc (Target_powerpc::Scan::local, global): Support
181         R_PPC64_ADDR64_LOCAL.
182         (Target_powerpc::Relocate::relocate): Likewise.
183
184 2014-03-03  Alan Modra  <amodra@gmail.com>
185
186         * dwp.cc (print_version): Update copyright year to current.
187
188 2014-02-10  Alan Modra  <amodra@gmail.com>
189
190         * po/gold.pot: Regenerate.
191
192 2014-02-06  Cary Coutant  <ccoutant@google.com>
193
194         Fix problem where -u is ignored when a weak undef is seen.
195
196         * archive.cc (Library_base::should_include_member): Reorder
197         code to check for -u option if a weak undef has already been seen.
198         * testsuite/Makefile.am (weak_undef_test_2): New test case.
199         * testsuite/Makefile.in: Regenerate.
200         * testsuite/weak_undef_file3.cc: New file.
201         * testsuite/weak_undef_file4.cc: New file.
202         * testsuite/weak_undef_test_2.cc: New file.
203
204 2014-02-05  Cary Coutant  <ccoutant@google.com>
205
206         Fix issues with gold undefined symbol diagnostics.
207
208         PR binutils/15435
209         * errors.cc (Errors::undefined_symbol): Move undef vtable symbol
210         check to here.
211         * target-reloc.h (is_strong_undefined): New function.
212         (relocate_section): Move undef vtable symbol check from here.
213         Check for is_strong_undefined.
214
215 2014-02-05  Cary Coutant  <ccoutant@google.com>
216
217         Fix problems with the --dynamic-list option.
218
219         PR gold/13577
220         * options.cc (General_options::parse_dynamic_list):
221         Set have_dynamic_list_.
222         (General_options::General_options): Initialize have_dynamic_list_.
223         (General_options::finalize): Turn off -Bsymbolic and
224         -Bsymbolic-functions if --dynamic-list provided.
225         * options.h (General_options::have_dynamic_list): New function.
226         (General_options::have_dynamic_list_): New data member.
227         * symtab.h (Symbol::is_preemptible): Handle --dynamic-list
228         correctly.
229
230         PR gold/16530
231         * symtab.cc (Symbol_table::add_from_relobj): If symbol is named
232         in --dynamic-list, mark it.
233
234         * testsuite/Makefile.am (gc_dynamic_list_test.sh): New test case.
235         (dynamic_list_2): New test case.
236         * testsuite/Makefile.in: Regenerate.
237         * testsuite/dynamic_list_2.cc: New file.
238         * testsuite/dynamic_list_2.t: New file.
239         * testsuite/dynamic_list_lib1.cc: New file.
240         * testsuite/dynamic_list_lib2.cc: New file.
241         * testsuite/gc_dynamic_list_test.c: New file.
242         * testsuite/gc_dynamic_list_test.sh: New file.
243         * testsuite/gc_dynamic_list_test.t: New file.
244
245 2014-01-28  Cary Coutant  <ccoutant@google.com>
246
247         Add .gdb_index version 7 support.
248
249         * gold/dwarf_reader.cc: include <utility> (for make_pair).
250         (Dwarf_abbrev_table::do_read_abbrevs): Check for compressed
251         debug sections.
252         (Dwarf_ranges_table::read_ranges_table): Likewise.
253         (Dwarf_pubnames_table::read_section): Check for GNU-style
254         sections, and for compressed debug sections.
255         (Dwarf_pubnames_table::read_header): Compute end address of table.
256         (Dwarf_pubnames_table::next_name): Return flag_byte.  Check
257         for end of list by offset, not by offset == 0.
258         (Dwarf_info_reader::do_read_string_table): Check for compressed
259         debug sections.
260         * gold/dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
261         Initialize new data members.
262         (Dwarf_pubnames_table::next_name): return flag_byte.
263         (Dwarf_pubnames_table::end_of_table_): New data member.
264         (Dwarf_pubnames_table::is_gnu_style_): New data member.
265         * gold/gdb-index.cc (gdb_index_version): Update to version 7.
266         (Gdb_index_info_reader::read_pubtable): Read flag_byte.
267         (Gdb_index_info_reader::read_pubnames_and_pubtypes): Don't
268         read skeleton type unit DIEs.
269         (Gdb_index::add_symbol): Add flag_byte; adjust all callers.
270         (Gdb_index::do_write): Write flag_byte.
271         * gold/gdb-index.h (Gdb_index::add_symbol): Add flags parameter.
272         (Gdb_index::Cu_vector): Store flags along with cu indexes.
273         * gold/testsuite/gdb_index_test_3.sh: Allow versions 4-7.
274         * gold/testsuite/gdb_index_test_comm.sh: Likewise.
275
276 2014-01-08  H.J. Lu  <hongjiu.lu@intel.com>
277
278         * version.cc (print_version): Update copyright year to 2014.
279
280 2013-12-19  Dimitry Andric  <dimitry@andric.com>
281
282         * stringpool.cc (Stringpool_template::reserve): Add
283         HAVE_UNORDERED_MAP case.
284         * stringpool.cc (Stringpool_template::print_stats): Likewise.
285
286 2013-12-18  Cary Coutant  <ccoutant@google.com>
287
288         * configure.ac: Check for <unordered_set> and <unordered_map>.
289         * config.in: Regenerate.
290         * configure: Regenerate.
291         * system.h: Use <unordered_set> and <unordered_map> if available.
292
293 2013-12-10  Roland McGrath  <mcgrathr@google.com>
294
295         * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
296         with $(INSTALL_PROGRAM_ENV).
297         * Makefile.in: Regenerate.
298
299 2013-11-22  Cary Coutant  <ccoutant@google.com>
300
301         * configure.ac: Add check for which library is needed for
302         dlopen.
303         * configure: Regenerate.
304
305 2013-11-22  Cary Coutant  <ccoutant@google.com>
306
307         * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
308         assembler.
309         * testsuite/Makefile.in: Regenerate.
310
311 2013-11-17  H.J. Lu  <hongjiu.lu@intel.com>
312
313         * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
314         Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
315         R_X86_64_PC32 and R_X86_64_PLT32, respectively.
316         (Target_x86_64<size>::Scan::local): Likewise.
317         (Target_x86_64<size>::Scan::global): Likewise.
318         (Target_x86_64<size>::Relocate::relocate): Likewise.
319         (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
320         Likewise.
321         (Target_x86_64<size>::Scan::check_non_pic(): Handle
322         R_X86_64_PC32_BND.
323
324         * testsuite/Makefile.am (check_PROGRAMS): Add
325         exception_x86_64_bnd_test.
326         (exception_x86_64_bnd_test_SOURCES): New macro.
327         (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
328         (exception_x86_64_bnd_test_LDFLAGS): Likewise.
329         (exception_x86_64_bnd_test_LDADD): Likewise.
330         (exception_x86_64_bnd_1.o): New rule.
331         (exception_x86_64_bnd_2.o): Likewise.
332         * testsuite/Makefile.in: Regenerated.
333
334 2013-11-15  Alan Modra  <amodra@gmail.com>
335
336         * powerpc.cc (Target_powerpc::glink_section): Provide non-const
337         accessor.
338         (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
339         Only call ppc64_local_entry_offset for 64-bit.  Restrict
340         symval_for_branch lookup to ELFv1.
341         (Stub_table::add_plt_call_entry): Use unsigned int off.
342         (Output_data_glink::Address, invalid_address): New.
343         (Output_data_glink::add_eh_frame): Move out of line.  Add
344         support for ELFv2.
345         (Output_data_glink::add_global_entry, find_global_entry,
346         global_entry_address): New functions.
347         (Output_data_glink::global_entry_stubs_, end_branch_table_,
348         ge_size): New variables.
349         (Output_data_glink::set_final_data_size): Add global entry
350         stub sizing.
351         (Output_data_glink::do_write): Write global entry stubs.
352         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
353         parameter.  Return true for ELFv2.  Adjust callers.
354         (Target_powerpc::Scan::local, global): Restrict opd lookup to
355         ELFv1.  Similarly for ifunc and dynamic relocation processing
356         specific to ELFv1.  Recognize that symbols are defined on
357         their plt entries for ELFv2.
358         (Target_powerpc::symval_for_branch): Assert if called for
359         ELFv2 or ppc32.
360         (Target_powerpc::Relocate::relocate): Use global entry plt
361         stub for symbol value if such exists on ELFv2.
362         (Target_powerpc::Relocate::relocate): Don't call
363         symval_for_branch when ELFv2.  Do adjust for local entry
364         offset when ELFv2.
365         (Target_powerpc::do_dynsym_value): Set symbols to global entry
366         plt stub for ELFv2.
367         (Target_powerpc::do_plt_address_for_global): Similarly.
368
369 2013-11-14  Cary Coutant  <ccoutant@google.com>
370
371         Revert patch -- this did not fix the problem, and there is
372         no race there.
373
374         2013-11-14  Cary Coutant  <ccoutant@google.com>
375
376             PR gold/14860
377             * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
378             (Ehframe_hdr::set_final_data_size): Allocate a Lock.
379             * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
380             updating fde_offsets_.
381             (Eh_frame_hdr::lock_): New data member.
382
383 2013-11-14  Cary Coutant  <ccoutant@google.com>
384
385         * dwp.cc (Dwo_file_entry): New type.
386         (File_list): Use Dwo_file_entry.
387         (Dwo_file::verify): New function.
388         (Dwo_file::verify_dwo_list): New function.
389         (Dwo_file::sized_verify_dwo_list): New function.
390         (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
391         list.
392         (Dwp_options): New enum type.
393         (dwp_options): Add --verify-only.
394         (usage): Likewise.
395         (main): Likewise.
396         * dwp.h (gold_info): Add declaration.
397
398 2013-11-14  Cary Coutant  <ccoutant@google.com>
399
400         PR gold/14860
401         * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
402         (Ehframe_hdr::set_final_data_size): Allocate a Lock.
403         * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
404         updating fde_offsets_.
405         (Eh_frame_hdr::lock_): New data member.
406
407 2013-11-06  Cary Coutant  <ccoutant@google.com>
408
409         PR gold/15758
410         * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
411         before reloc sections.
412
413 2013-11-04  Alan Modra  <amodra@gmail.com>
414
415         * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
416         (Symbol::needs_dynamic_reloc): Test new flag.
417         * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
418         (Target_powerpc::Scan::get_reference_flags): Add target param.
419         Return FUNC_DESC_ABI for 64-bit ELFv1.
420         (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
421         call.
422         (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
423         (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
424
425 2013-10-31  Cary Coutant  <ccoutant@google.com>
426
427         Restore support for dwp v2 DWARF package file format.
428
429         * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
430         tu_length parameter.  Adjust all callers.
431         * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
432         * dwp.cc: Include dwarf.h.
433         (Section_bounds): New struct type.
434         (Unit_set): New struct type.
435         (Dwo_file::Dwo_file): Initialize new data member.
436         (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
437         Combine and rename to...
438         (Dwo_file::read_unit_index): ...this.
439         (Dwo_file::sized_read_compunit_index)
440         (Dwo_file::sized_read_typeunit_index): Combine and rename to...
441         (Dwo_file::sized_read_unit_index): ...this.
442         (Dwo_file::copy_section): Remove section_name, is_str_offsets
443         parameters; add section_id parameter.
444         (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
445         (Dwo_file::add_unit_set): ...this.
446         (Dwo_file::shndx_map_): Remove.
447         (Dwo_file::sect_offsets_): New data member.
448         (Dwp_output_file::Dwp_output_file): Initialize new data members.
449         (Dwp_output_file::add_section): Rename to...
450         (Dwp_output_file::add_contribution): ...this.
451         (Dwp_output_file::add_cu_set): Combine parameters into a struct.
452         (Dwp_output_file::add_tu_set): Likewise.
453         (Dwp_output_file::Contribution): New type.
454         (Dwp_output_file::Section::contributions): New data member.
455         (Dwp_output_file::Cu_or_tu_set): Remove.
456         (Dwp_output_file::Section::Section): New ctor.
457         (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
458         (Dwp_output_file::Dwp_index::Section_table): New type.
459         (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
460         (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
461         parameter.
462         (Dwp_output_file::Dwp_index::shndx_pool): Remove.
463         (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
464         (Dwp_output_file::Dwp_index::section_table): New member function.
465         (Dwp_output_file::Dwp_index::section_table_end): New member function.
466         (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
467         (Dwp_output_file::Dwp_index::section_table_rows): New member function.
468         (Dwp_output_file::Dwp_index::section_table_cols): New member function.
469         (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
470         (Dwp_output_file::Dwp_index::section_table_): New data member.
471         (Dwp_output_file::Dwp_index::section_mask_): New data member.
472         (Dwp_output_file::add_output_section): New member function.
473         (Dwp_output_file::write_new_section): New member function.
474         (Dwp_output_file::write_contributions): New member function.
475         (Dwp_output_file::section_id_map_): New data member.
476         (class Dwo_id_info_reader): Remove.
477         (class Unit_reader): New class.
478         (get_dwarf_section_name): New function.
479         (Dwo_file::read_executable): Adjust initializations of class data.
480         (Dwo_file::read): Add support for v2 package file format.
481         (Dwo_file::read_unit_index): Likewise.
482         (Dwo_file::sized_read_unit_index): Likewise.
483         (Dwo_file::copy_section): Likewise.
484         (Dwo_file::add_unit_set): Likewise.
485         (Dwp_output_file::add_output_section): Likewise.
486         (Dwp_output_file::add_contribution): Likewise.
487         (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
488         for empty slot.
489         (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
490         file format.
491         (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
492         slot.
493         (Dwp_output_file::initialize): Remove unused function.
494         (Dwp_output_file::finalize): Add support for v2 package file format.
495         (Dwp_output_file::write_index): Likewise.
496         * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
497         function prototype.
498
499 2013-10-31  Cary Coutant  <ccoutant@google.com>
500
501         * configure.ac: Fix check for -fmerge-constants.
502         * configure.ac: Regenerate.
503
504 2013-10-30  Roland McGrath  <mcgrathr@google.com>
505
506         * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
507         Correct 9-byte nop sequence to match what the assembler generates.
508
509 2013-10-30  Alan Modra  <amodra@gmail.com>
510
511         * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
512         ppc64_local_entry_offset, ppc64_local_entry_offset,
513         do_read_symbols): New functions.
514         (Powerpc_relobj::e_flags_, st_other_): New vars.
515         (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
516         (Powerpc_dynobj::abiversion, set_abiversion): New functions.
517         (Powerpc_relobj::e_flags_): New var.
518         (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
519         and adjust for ELFv2.
520         (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
521         (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
522         (Powerpc_dynobj::do_find_special_sections): Likewise.
523         (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
524         (Target_powerpc::Branch_info::make_stub): Adjust stub destination
525         to ELFv2 local entry.
526         (Target_powerpc::do_relax): No thread safe barriers needed for
527         ELFv2.
528         (Output_data_plt_powerpc::initial_plt_entry_size_,
529         plt_entry_size): Delete.  Replace all uses with
530         first_plt_entry_offset() and plt_entry_size().
531         (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
532         reserved_size parm.  Update callers.
533         (Output_data_plt_powerpc::entry_count): Update.
534         (Output_data_plt_powerpc::first_plt_entry_offset): Make private
535         and use Target_powerpc::first_plt_entry_offset().
536         (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
537         rename to plt_entry_size.
538         (Output_data_plt_powerpc::add_ifunc_entry,
539         add_local_ifunc_entry): Adjust reloc for ELFv2.
540         (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
541         (glink_eh_frame_fde_64v2): New.
542         (Stub_table::plt_call_size): Support ELFv2 sizing.
543         (Output_data_glink::add_eh_frame): Use the new FDE.
544         (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
545         (Stub_table::do_write): Write ELFv2 stubs and glink.
546         (Target_powerpc::Relocate::relocate): Replaces nop after call
547         with ld 2,24(1) and adjust local offset destination for ELFv2.
548
549 2013-10-30  Alan Modra  <amodra@gmail.com>
550
551         * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
552         (Target_powerpc::Scan::global, local): Likewise.
553         (Target_powerpc::Relocate::relocate): Likewise.  Check for overflow
554         on all ppc64 @h and @ha relocs.
555
556 2013-10-14  Alan Modra  <amodra@gmail.com>
557
558         * output.h (Output_data_got::add_constant): Tidy.
559         (Output_data_got::add_constant_pair): New function.
560         * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
561         methods used so as to first call reserve_ent().
562
563 2013-10-11  Roland McGrath  <mcgrathr@google.com>
564
565         * powerpc.cc (Output_data_got_powerpc): Remove unused methods
566         add_got_entry and add_got_entry_pair.
567
568         * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
569         (HAVE_PUBNAMES): Likewise.
570         * configure: Regenerate.
571
572         * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
573         * testsuite/Makefile.in: Regenerate.
574
575         * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
576         Remove const from declaration.
577         * target.cc (Sized_target::do_adjust_elf_header): Update definition.
578         * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
579         * output.h (Output_file_header): Remove const from member target_
580         and corresponding constructor argument.
581         * output.cc (Output_file_header::Output_file_header): Update prototype.
582         (Output_file_header::do_sized_write): Use this->target_ in place
583         of parameters()->target().
584
585         * testsuite/undef_symbol.cc (Foo::get_a): New method.
586
587         * configure.ac (MERGE_CONSTANTS_FLAG): New check.
588         * configure: Regenerate.
589         * Makefile.in: Regenerate.
590         * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
591         * testsuite/merge_string_literals_2.c: Likewise.
592         * testsuite/Makefile.am
593         (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
594         (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
595         literal -fmerge-constants.
596         * testsuite/Makefile.in: Regenerate.
597
598         * i386.cc (Target_i386): Remove unused member dynbss_.
599         * arm.cc (Target_arm): Likewise.
600         * powerpc.cc (Target_powerpc): Likewise.
601         * sparc.cc (Target_sparc): Likewise.
602         * tilegx.cc (Target_tilegx): Likewise.
603         * x86_64.cc (Target_x86_64): Likewise.
604         * dwarf_reader.h (Dwarf_info_reader): Remove unused members
605         type_signature_, type_offset_.
606         * plugin.h (Plugin_hook): Remove unused member layout_.
607         * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
608         mapfile_.
609         (Read_member): Remove unused members input_objects_, symtab_,
610         mapfile_, layout_.
611         (Check_library): Remove unused member symtab_.
612         * archive.h (Lib_group): Remove unused member lib_.
613         * archive.cc (Lib_group::Lib_group): Update initializer.
614         * incremental.h (Incremental_binary): Remove unused member target_.
615         (Incremental_script_entry): Removed unused member script_.
616         * layout.h (Write_symbols_task): Remove unused member input_objects_.
617         * icf.h (Icf): Remove unused member num_tracked_relocs.
618
619         * gold-threads.h (Once): Conditionalize member was_run_lock_ on
620         [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
621         its only use.
622         * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
623
624         * archive.h: Use struct rather than class for forward declaration
625         of Read_symbols_data.
626
627 2013-10-07  Cary Coutant  <ccoutant@google.com>
628
629         PR gold/16010
630         * testsuite/Makefile.am (icf_test): Fix dependencies.
631         (icf_safe_test): Likewise.
632         (icf_safe_so_test): Likewise.
633         (large_symbol_alignment): Add empty _LDADD rule.
634         * testsuite/Makefile.in: Regenerate.
635
636 2013-09-03  Pavel Chupin  <pavel.v.chupin@intel.com>
637
638         PR gold/15927
639         * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
640         relocation for R_X86_64_32 on x32.
641
642 2013-08-27  Roland McGrath  <mcgrathr@google.com>
643
644         * output.cc (Output_segment::set_section_addresses): Take new
645         Target* argument.  If target->isolate_execinstr() and the segment
646         is executable and starts at a target->abi_pagesize() boundary,
647         pad its end out to a target->abi_pagesize() boundary with code fill.
648         * output.h (Output_segment::set_section_addresses): Update decl.
649         * layout.h (Layout::check_output_data_for_reset_values): Take new
650         argument RELAX_OUTPUTS.
651         (Layout): New member relax_output_list_.
652         (Layout::add_relax_output): New method.
653         * layout.cc (Layout::Layout): Update constructor.
654         (Layout::reset_relax_output): New method.
655         (Layout::clean_up_after_relaxation): Call it.
656         (Layout::prepare_for_relaxation): Update caller.
657         (Layout::set_segment_offsets): Update callers of set_section_addresses.
658         Call reset_relax_output before re-processing segments for
659         isolate_execinstr case.
660         (Layout::write_data): Handle relax_output_list_.
661         (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
662         Take new argument RELAX_OUTPUTS.  Assert it's an empty collection.
663
664 2013-08-23  Yuri Chornoivan  <yurchor@ukr.net>
665
666         PR binutils/15834
667         * object.h: Fix typos.
668
669 2013-08-16  Roland McGrath  <mcgrathr@google.com>
670
671         * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
672         * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
673
674 2013-08-07  Cary Coutant  <ccoutant@google.com>
675
676         Revert support for v2 DWP files:
677
678         2013-03-01  Cary Coutant  <ccoutant@google.com>
679
680             Add dwp support for v2 DWARF package file format.
681             * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
682             tu_length parameter.  Adjust all callers.
683             * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
684             * dwp.cc: Include dwarf.h.
685             (Section_bounds): New struct type.
686             (Unit_set): New struct type.
687             (Dwo_file::Dwo_file): Initialize new data member.
688             (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
689             Combine and rename to...
690             (Dwo_file::read_unit_index): ...this.
691             (Dwo_file::sized_read_compunit_index)
692             (Dwo_file::sized_read_typeunit_index): Combine and rename to...
693             (Dwo_file::sized_read_unit_index): ...this.
694             (Dwo_file::copy_section): Remove section_name, is_str_offsets
695             parameters; add section_id parameter.
696             (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
697             (Dwo_file::add_unit_set): ...this.
698             (Dwo_file::shndx_map_): Remove.
699             (Dwo_file::sect_offsets_): New data member.
700             (Dwp_output_file::Dwp_output_file): Initialize new data members.
701             (Dwp_output_file::add_section): Rename to...
702             (Dwp_output_file::add_contribution): ...this.
703             (Dwp_output_file::add_cu_set): Combine parameters into a struct.
704             (Dwp_output_file::add_tu_set): Likewise.
705             (Dwp_output_file::Contribution): New type.
706             (Dwp_output_file::Section::contributions): New data member.
707             (Dwp_output_file::Cu_or_tu_set): Remove.
708             (Dwp_output_file::Section::Section): New ctor.
709             (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
710             (Dwp_output_file::Dwp_index::Section_table): New type.
711             (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
712             (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
713             parameter.
714             (Dwp_output_file::Dwp_index::shndx_pool): Remove.
715             (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
716             (Dwp_output_file::Dwp_index::section_table): New member function.
717             (Dwp_output_file::Dwp_index::section_table_end): New member function.
718             (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
719             (Dwp_output_file::Dwp_index::section_table_rows): New member function.
720             (Dwp_output_file::Dwp_index::section_table_cols): New member function.
721             (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
722             (Dwp_output_file::Dwp_index::section_table_): New data member.
723             (Dwp_output_file::Dwp_index::section_mask_): New data member.
724             (Dwp_output_file::add_output_section): New member function.
725             (Dwp_output_file::write_new_section): New member function.
726             (Dwp_output_file::write_contributions): New member function.
727             (Dwp_output_file::section_id_map_): New data member.
728             (class Dwo_id_info_reader): Remove.
729             (class Unit_reader): New class.
730             (get_dwarf_section_name): New function.
731             (Dwo_file::read_executable): Adjust initializations of class data.
732             (Dwo_file::read): Add support for v2 package file format.
733             (Dwo_file::read_unit_index): Likewise.
734             (Dwo_file::sized_read_unit_index): Likewise.
735             (Dwo_file::copy_section): Likewise.
736             (Dwo_file::add_unit_set): Likewise.
737             (Dwp_output_file::add_output_section): Likewise.
738             (Dwp_output_file::add_contribution): Likewise.
739             (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
740             for empty slot.
741             (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
742             file format.
743             (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
744             slot.
745             (Dwp_output_file::initialize): Remove unused function.
746             (Dwp_output_file::finalize): Add support for v2 package file format.
747             (Dwp_output_file::write_index): Likewise.
748             * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
749             function prototype.
750
751 2013-07-31  Cary Coutant  <ccoutant@google.com>
752
753         * object.cc (Sized_relobj::do_output_section_address): New function.
754         (Sized_relobj): Instantiate explicitly.
755         * object.h (Object::output_section_address): New function.
756         (Object::do_output_section_address): New function.
757         (Sized_relobj::do_output_section_address): New function.
758         * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
759
760 2013-07-30  Cary Coutant  <ccoutant@google.com>
761             Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
762
763         * parameters.cc (Parameters::entry): Return target-specific entry
764         symbol name.
765         * target.h (Target::entry_symbol_name): New function.
766         (Target_info::entry_symbol_name): New data member.
767
768         * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
769         * i386.cc (Target_i386::i386_info): Likewise.
770         (Target_i386_nacl::i386_nacl_info): Likewise.
771         * sparc.cc (Target_sparc::sparc_info): Likewise.
772         * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
773         * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
774         (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
775         * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
776
777 2013-07-22  Sterling Augustine  <saugustine@google.com>
778
779         * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
780         Convert parameter shndx to local variable. Add parameters symtab
781         and symtab_size.  Scan over section names.  Find relocation
782         section corresponding to current section.  Create and initialize
783         reloc_mapper_ and reloc_type_.
784         (Dwarf_pubnames_table::read_header):  Add assertion.  Change
785         unit_length to off_t.  Initialize member unit_length_.  Fill in field
786         cu_offset_.
787         * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
788         Initialize new fields unit_length_ and cu_offset_.
789         (Dwarf_pubnames_table::read_section): Update prototype.
790         (Dwarf_pubnames_table::cu_offset): New member function.
791         (Dwarf_pubnames_table::subsection_size): Likewise.
792         (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
793         New fields.
794         (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
795         member functions public.
796         * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
797         Update comment.  Rework logic.  Move repeated parts to...
798         (Gdb_index_info_reader::read_pubtable): ...here. New function.
799         (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
800         pubtypes_table_, and stmt_list_offset.
801         (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
802         Gdb_index::find_pubtype_offset,
803         Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
804         (Gdb_index::pubnames_read): Update prototype and rework logic.
805         * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
806         Forward declare.
807         (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
808         Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
809         Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
810         Gdb_index::map_pubtable_to_dies):
811         Declare functions.
812         (Gdb_index::pubnames_read): Update declaration.
813         (Gdb_index::Pubname_offset_map): New type.
814         (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
815         Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
816         Gdb_index::stmt_list_offset): Declare.
817         (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
818         Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
819         Gdb_index::pubtypes_offset_): Remove.
820
821 2013-07-19  Roland McGrath  <mcgrathr@google.com>
822
823         * options.h (General_options): Add -Trodata-segment option.
824         * parameters.cc (Parameters::check_rodata_segment): New function.
825         (Parameters::set_target_once): Call it.
826         * parameters.h (Parameters): Declare it (private member function).
827         * layout.cc (load_seg_unusable_for_headers): New function, broken
828         out of Layout::relaxation_loop_body.  If TARGET->isolate_execinstr()
829         then validate rodata segment rather than text segment.
830         (relaxation_loop_body): Call that.
831         (is_text_segment): New function.  Don't admit a non-executable
832         segment if TARGET->isolate_execinstr().
833         (set_segment_offsets): Call it.  Honor -Trodata-segment option.
834
835 2013-07-15  Shawn Landden  <shawnlandden@gmail.com>
836
837         PR gold/15070
838         * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
839         * nacl.h (Sniff_file::View::View): Request aligned view.
840
841 2013-07-11  Cary Coutant  <ccoutant@google.com>
842
843         * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
844         correct BRLT entry size.
845
846 2013-07-03  Alan Modra  <amodra@gmail.com>
847
848         * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
849         comment.
850
851 2013-07-01  Cary Coutant  <ccoutant@google.com>
852
853         * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
854         reloc_type_.
855         (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
856         (Dwarf_ranges_table::lookup_reloc): New function.
857         * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
858         reloc_type_.
859         (Dwarf_ranges_table::lookup_reloc): New function.
860         (Dwarf_ranges_table::reloc_type_): New data member.
861
862 2013-06-27  Jing Yu  <jingyu@google.com>
863
864         PR gold/15662
865         * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
866         function.
867         (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
868         (Target_powerpc::do_relax): Call the above.
869
870 2013-06-27  Cary Coutant  <ccoutant@google.com>
871
872         * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
873         on garbage collected .opd section.
874
875 2013-06-27  Alan Modra  <amodra@gmail.com>
876
877         * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
878         is non-zero.
879         (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
880         (Target_powerpc::do_function_location): Likewise for loc->shndx.
881
882 2013-06-14  Cary Coutant  <ccoutant@google.com>
883
884         * resolve.cc (Symbol::override_base): Don't override st_type
885         from plugin placeholder symbols.
886         (Symbol_table::resolve): Likewise.
887         (Symbol_table::should_override): Don't complain about TLS mismatch
888         if the TO symbol is a plugin placeholder.
889         * testsuite/Makefile.am (plugin_test_tls): New test.
890         * testsuite/Makefile.in: Regenerate.
891         * testsuite/plugin_test_tls.sh: New test script.
892         * testsuite/two_file_test_2_tls.cc: New test source.
893         * testsuite/two_file_test_tls.cc: New test source.
894
895 2013-06-05  Alexander Ivchenko  <alexander.ivchenko@intel.com>
896
897         * layout.cc (Layout::set_segment_offsets): Taking care of the case when
898         the maximum segment alignment is larger than the page size.
899         * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
900         correctly aligns the symbols with large alignemnt.
901         * testsuite/Makefile.in: Regenerate.
902         * testsuite/large_symbol_alignment.cc: New file.
903
904 2013-05-30  Alexander Ivchenko  <alexander.ivchenko@intel.com>
905             Sriraman Tallam  <tmsriram@google.com>
906
907         * options.h (sort_section): New option.
908         * output.h (Input_section_sort_section_prefix_special_ordering_compare):
909         Rename from Input_section_sort_section_name_special_ordering_compare.
910         (Input_section_sort_section_name_compare): New struct.
911         * output.cc (Output_section::Input_section_sort_section_name_compare::
912         operator()): New function.
913         (Output_section::sort_attached_input_sections): Use new sort function
914         for .text if --sort-section=name is specified.
915         * layout.cc (Layout::make_output_section):
916         Add sorting by name when --sort-section=name is specified.
917         * testsuite/Makefile.am (text_section_grouping): Test option
918         --sort-section=name.
919         * testsuite/Makefile.in: Regenerate.
920         * testsuite/section_sorting_name.cc: New file.
921         * testsuite/section_sorting_name.sh: New file.
922
923 2013-05-21  Cary Coutant  <ccoutant@google.com>
924
925         * symtab.h (Symbol::is_cxx_vtable): New function.
926         * target-reloc.h (relocate_section): Check for vtable symbol.
927         * testsuite/Makefile.am (missing_key_func.sh): New test case.
928         * testsuite/Makefile.in: Regenerate.
929         * testsuite/missing_key_func.cc: New test source.
930         * testsuite/missing_key_func.sh: New test script.
931
932 2013-05-21  Cary Coutant  <ccoutant@google.com>
933
934         * object.cc (Sized_relobj_file::get_symbol_location_info): Set
935         type of enclosing symbol.
936         (Relocate_info::location): Check symbol type when describing symbol.
937         * object.h (Symbol_location_info): Remove unused line_number;
938         add enclosing_symbol_type.
939         * testsuite/debug_msg.sh: Adjust expected output.
940
941 2013-05-13  Cary Coutant  <ccoutant@google.com>
942
943         * configure.ac: Export DEFAULT_TARGET.
944         * configure: Regenerate.
945         * Makefile.in: Regenerate.
946         * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
947         * testsuite/Makefile.in: Regenerate.
948         * testsuite/debug_msg.sh: Delete duplicate tests.
949         Don't check undef_int error message match for powerpc where the
950         source file and line number aren't available.
951
952 2013-05-10  Roland McGrath  <mcgrathr@google.com>
953
954         * options.h (General_options): Add --rosegment-gap option.
955         * options.cc (finalize): --rosegment-gap implies --rosegment.
956         * layout.cc (set_segment_offsets): Let user option override
957         target->rosegment_gap().
958
959 2013-05-10  Roland McGrath  <mcgrathr@google.com>
960
961         * options.h (General_options): Remove leading space from help
962         messages for -nostdlib and --rosegment.
963
964 2013-05-03  Maciej W. Rozycki  <macro@codesourcery.com>
965
966         PR ld/15365
967         * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
968
969 2013-05-03  Alan Modra  <amodra@gmail.com>
970
971         * merge.cc (Output_merge_string::do_add_input_section): Correct
972         scan for number of strings.  Rename vars to avoid shadowing.
973         Include missing terminator in input_size_.
974
975 2013-05-01  H.J. Lu  <hongjiu.lu@intel.com>
976
977         * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
978         Restore empty string handling.
979
980 2013-05-01  Cary Coutant  <ccoutant@google.com>
981
982         * stringpool.cc (Stringpool_template::new_key_offset): Fix
983         uninitialized warning.
984
985 2013-04-29  Alexander Ivchenko  <alexander.ivchenko@intel.com>
986
987         * output.cc (Output_section::add_merge_input_section): Allow
988         to merge sections if the alignment is more than character size.
989         * merge.h (Output_merge_string::Output_merge_string): Remove
990         assert.
991         * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
992         only not-null strings. Check the alignment of strings.
993         * stringpool.h
994         (Stringpool_template<Stringpool_char>::Stringpool_template): Add
995         alignment as the argument.
996         (Stringpool_template<Stringpool_char>::addralign_): New class member.
997         * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
998         Align non-zero length strings according to the addralign_.
999         (Stringpool_template<Stringpool_char>::set_string_offsets):
1000         Updating offsets according to the given alignment.
1001         * testsuite/Makefile.am (text_section_grouping): Test if string
1002         literals are getting merged.
1003         * testsuite/Makefile.in: Regenerate.
1004         * testsuite/merge_string_literals_1.c: New file.
1005         * testsuite/merge_string_literals_2.c: Ditto.
1006         * testsuite/merge_string_literals.sh: Ditto.
1007
1008 2013-04-26  Ian Lance Taylor  <iant@google.com>
1009
1010         * target-reloc.h (relocate_section): If the reloc offset is out of
1011         range, pass VIEW as NULL to relocate.relocate.
1012         * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
1013         * i386.cc (Target_i386::Relocate::relocate): Likewise.
1014         * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1015         * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1016         * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
1017         * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1018
1019 2013-04-26  Geoff Pike  <gpike@chromium.org>
1020
1021         * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
1022         * layout.cc (Hash_task): New class.
1023         (Layout::queue_build_id_tasks): New function.
1024         (Layout::write_build_id): Handle single-thread portion of build ID
1025         computation.  (In some cases, all of it is single-threaded.)  Replace
1026         {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
1027         functionality in fewer lines of code.
1028         * layout.h (Layout::queue_build_id_tasks): New function declaration.
1029         * options.h (General_options): make "--build-id" default to tree
1030         rather than sha1.  Add two new options related to --build-id=tree:
1031         --build-id-chunk-size-for-treehash and
1032         --build-id-min-file-size-for-treehash.
1033         * Makefile.am: add testing of --build-id=tree and related new options
1034         (these tests will be invoked by "make check").
1035         * Makefile.in: Regenerate.
1036
1037 2013-04-25  Alan Modra  <amodra@gmail.com>
1038
1039         * configure.tgt: Add powerpcle and powerpc64le.
1040
1041 2013-04-22  Alan Modra  <amodra@gmail.com>
1042
1043         PR gold/15355
1044         * layout.cc (Layout::segment_precedes): Allow more than one
1045         segment with the same type and flags.
1046
1047 2013-04-15  Cary Coutant  <ccoutant@google.com>
1048
1049         * layout.cc (Layout::set_relocatable_section_offsets): Don't
1050         allocate space in file for BSS sections.
1051
1052 2013-04-15  Cary Coutant  <ccoutant@google.com>
1053
1054         * script-sections.cc (Orphan_output_section): Reset address
1055         to zero after each orphaned section for relocatable links.
1056
1057 2013-04-15  Cary Coutant  <ccoutant@google.com>
1058
1059         * symtab.cc (Symbol_table::sized_write_globals): Subtract
1060         section starting address for relocatable link.
1061         * testsuite/Makefile.am (script_test_11): New test.
1062         * testsuite/Makefile.in: Regenerate.
1063         * testsuite/script_test_11.c: New source file.
1064         * testsuite/script_test_11.t: New linker script.
1065
1066 2013-04-13  Alan Modra  <amodra@gmail.com>
1067
1068         * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
1069         owner when sections are not adjacent and exceed group size.
1070         (Target_powerpc::group_sections): Handle corner case.
1071         (Target_powerpc::Branch_info::make_stub): Handle case where
1072         stub table doesn't exist due to branches in non-exec sections.
1073         (Target_powerpc::Relocate::relocate): Likewise.
1074
1075 2013-04-11  Alan Modra  <amodra@gmail.com>
1076
1077         PR gold/15354
1078         * powerpc.cc (Target_powerpc::make_brlt_section): Name section
1079         .branch_lt to match bfd ld.  Adjust comments throughout file.
1080
1081 2013-04-04  Ian Lance Taylor  <iant@google.com>
1082
1083         GCC PR c++/56840
1084         * object.cc (do_layout_deferred_sections): Handle .eh_frame
1085         sections before checking whether they are included in the link.
1086
1087 2013-03-29  Sriraman Tallam  <tmsriram@google.com>
1088
1089         * archive.cc (Archive::get_elf_object_for_member):  Create the elf
1090         object before calling the plugin claim_file handler.  Pass the elf
1091         object of the archive to the plugin. Delete the elf object if the
1092         plugin claims the file.
1093
1094 2013-03-21  Alan Modra  <amodra@gmail.com>
1095
1096         * layout.cc (Layout::set_segment_offsets): Accept writable .text
1097         segment when omagic.
1098
1099 2013-03-21  Alan Modra  <amodra@gmail.com>
1100
1101         * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
1102         comparison warning.
1103         * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
1104         uninitialized" warning.
1105
1106 2013-03-20  Alan Modra  <amodra@gmail.com>
1107
1108         * symtab.h (Symbol::clear_version): New function.
1109         * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
1110         is_needed by weak references.  Clear version for symbols defined
1111         in as-needed objects that are not needed.
1112
1113 2013-03-15  Alan Modra  <amodra@gmail.com>
1114
1115         * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
1116         static and public.  Add report_err param.  Return false for data refs.
1117         (Target_powerpc::rela_dyn_section): New overloaded function.
1118         (Target_powerpc::plt_, iplt_): Elucidate.
1119         (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
1120         (Output_data_plt_powerpc::do_write): Don't write .iplt.
1121         (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
1122         (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
1123         calls.  Put ifunc dynamic relocs in irela_dyn_section.  Only
1124         push_branch and make_plt_entry for ifunc syms when
1125         reloc_needs_plt_for_ifunc.
1126         (Target_powerpc::Relocate::relocate): Don't use plt entry value
1127         for ifunc unless reloc_needs_plt_for_ifunc.
1128
1129 2013-03-15  Alan Modra  <amodra@gmail.com>
1130
1131         * gc.h (gc_process_relocs): Don't look through function descriptors.
1132         * icf.cc (get_section_contents): Do so here instead.
1133
1134 2013-03-13  Alan Modra  <amodra@gmail.com>
1135
1136         * powerpc.cc (is_branch_reloc): Forward declare.
1137         (Target_powerpc::do_can_check_for_function_pointers): New predicate.
1138         (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
1139         false for 64-bit, true for 32-bit non-branch relocs.
1140         (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
1141         * testsuite/Makefile.am (icf_test): Use linker map file instead of
1142         nm output.
1143         (icf_safe_test): Generate linker map file as well as nm output.
1144         (icf_safe_so_test): Likewise.
1145         * testsuite/Makefile.in: Regenerate.
1146         * testsuite/icf_test.sh: Parse linker map file to determine
1147         section folding.
1148         * testsuite/icf_safe_test.sh: Likewise.  Expect folding for PowerPC.
1149         * testsuite/icf_safe_so_test.sh: Likewise.
1150         (X86_32_or_ARM_specific_safe_fold): Merge into..
1151         (arch_specific_safe_fold): ..this.
1152         (X86_64_specific_safe_fold): Delete unused function.
1153
1154 2013-03-12  Alan Modra  <amodra@gmail.com>
1155
1156         * gc.h (gc_process_relocs): Look through function descriptors
1157         to determine shndx, symvalue and addend used by ICF.  Tidy
1158         variable duplication.
1159
1160 2013-03-11  Alan Modra  <amodra@gmail.com>
1161
1162         * gold.cc (queue_middle_tasks): Move detect_odr_violations..
1163         * layout.cc (Layout_task_runner::run): ..to here.
1164         * symtab.h (struct Symbol_location): Extract from..
1165         (class Symbol_table): ..here.
1166         * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
1167         * target.h (class Target): Add function_location and
1168         do_function_location functions.
1169         (class Sized_target): Add do_function_location.
1170         * object.h (class Sized_relobj_file): Move find_shdr..
1171         (class Object): ..to here.
1172         * object.cc: Likewise.  Update to suit.  Instantiate.
1173         (Sized_relobj_file::find_eh_frame): Update find_shdr call.
1174         * powerpc.cc (class Powerpc_dynobj): New.
1175         (Target_powerpc::do_function_location): New function.
1176         (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
1177         (Powerpc_dynobj::do_read_symbols): New function.
1178         (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
1179
1180 2013-03-08  Ian Lance Taylor  <iant@google.com>
1181
1182         * options.cc (General_options::string_to_object_format): Accept
1183         "default".
1184
1185 2013-03-08  Alan Modra  <amodra@gmail.com>
1186
1187         * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
1188         pointer to Post_fde.
1189         (struct Post_fde): Move definition to here..
1190         * ehframe.cc (struct Post_fde): ..from here.
1191         (Cie::write): Don't alloc Post_fde.
1192         (Eh_frame::do_sized_write): Update.  Don't free Post_fde.
1193
1194 2013-03-07  Alan Modra  <amodra@gmail.com>
1195
1196         * testsuite/discard_locals_relocatable_test.c: Add a powerpc
1197         relocation referencing .LC0.
1198         * testsuite/discard_locals_test.sh: Remove FIXMEs.
1199
1200 2013-03-07  Alan Modra  <amodra@gmail.com>
1201
1202         * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
1203         always_inline.  Add assembly for powerpc to avoid GOT.
1204
1205 2013-03-07  Alan Modra  <amodra@gmail.com>
1206
1207         * testsuite/script_test_10.sh: Don't test .bss section
1208         header number.
1209
1210 2013-03-06  Alan Modra  <amodra@gmail.com>
1211
1212         * powerpc.cc (class Powerpc_relobj): Move some member functions.
1213         (Target_powerpc::symval_for_branch):  Add symtab param.  Update
1214         all callers.  Handle folded sections.
1215         (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
1216         to Powerpc_relobj.
1217         (Global_symbol_visitor_opd::operator()): Likewise.
1218
1219 2013-03-04  Alan Modra  <amodra@gmail.com>
1220
1221         * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
1222         * testsuite/Makefile.in: Regenerate.
1223
1224 2013-03-01  Cary Coutant  <ccoutant@google.com>
1225
1226         Add dwp support for v2 DWARF package file format.
1227         * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1228         tu_length parameter.  Adjust all callers.
1229         * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1230         * dwp.cc: Include dwarf.h.
1231         (Section_bounds): New struct type.
1232         (Unit_set): New struct type.
1233         (Dwo_file::Dwo_file): Initialize new data member.
1234         (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1235         Combine and rename to...
1236         (Dwo_file::read_unit_index): ...this.
1237         (Dwo_file::sized_read_compunit_index)
1238         (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1239         (Dwo_file::sized_read_unit_index): ...this.
1240         (Dwo_file::copy_section): Remove section_name, is_str_offsets
1241         parameters; add section_id parameter.
1242         (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1243         (Dwo_file::add_unit_set): ...this.
1244         (Dwo_file::shndx_map_): Remove.
1245         (Dwo_file::sect_offsets_): New data member.
1246         (Dwp_output_file::Dwp_output_file): Initialize new data members.
1247         (Dwp_output_file::add_section): Rename to...
1248         (Dwp_output_file::add_contribution): ...this.
1249         (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1250         (Dwp_output_file::add_tu_set): Likewise.
1251         (Dwp_output_file::Contribution): New type.
1252         (Dwp_output_file::Section::contributions): New data member.
1253         (Dwp_output_file::Cu_or_tu_set): Remove.
1254         (Dwp_output_file::Section::Section): New ctor.
1255         (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1256         (Dwp_output_file::Dwp_index::Section_table): New type.
1257         (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1258         (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1259         parameter.
1260         (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1261         (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1262         (Dwp_output_file::Dwp_index::section_table): New member function.
1263         (Dwp_output_file::Dwp_index::section_table_end): New member function.
1264         (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1265         (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1266         (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1267         (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1268         (Dwp_output_file::Dwp_index::section_table_): New data member.
1269         (Dwp_output_file::Dwp_index::section_mask_): New data member.
1270         (Dwp_output_file::add_output_section): New member function.
1271         (Dwp_output_file::write_new_section): New member function.
1272         (Dwp_output_file::write_contributions): New member function.
1273         (Dwp_output_file::section_id_map_): New data member.
1274         (class Dwo_id_info_reader): Remove.
1275         (class Unit_reader): New class.
1276         (get_dwarf_section_name): New function.
1277         (Dwo_file::read_executable): Adjust initializations of class data.
1278         (Dwo_file::read): Add support for v2 package file format.
1279         (Dwo_file::read_unit_index): Likewise.
1280         (Dwo_file::sized_read_unit_index): Likewise.
1281         (Dwo_file::copy_section): Likewise.
1282         (Dwo_file::add_unit_set): Likewise.
1283         (Dwp_output_file::add_output_section): Likewise.
1284         (Dwp_output_file::add_contribution): Likewise.
1285         (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1286         for empty slot.
1287         (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1288         file format.
1289         (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1290         slot.
1291         (Dwp_output_file::initialize): Remove unused function.
1292         (Dwp_output_file::finalize): Add support for v2 package file format.
1293         (Dwp_output_file::write_index): Likewise.
1294         * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1295         function prototype.
1296
1297 2013-03-01  Cary Coutant  <ccoutant@google.com>
1298
1299         * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
1300         function into class definition in header file.
1301         (Dwarf_info_reader::warn_corrupt_debug_section): New function.
1302         * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
1303         New function.
1304         (Dwarf_info_reader::check_buffer): Move here from .cc file.
1305
1306 2013-02-28  Alan Modra  <amodra@gmail.com>
1307
1308         * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
1309         * target.cc (Target::do_plt_fde_location): New function.
1310         * ehframe.h (class FDE): Add post_map field to u_.from_linker,
1311         accessor function, and constructor param.
1312         (struct Post_fde, Post_fdes): Declare.
1313         (Cie::write): Add post_fdes param.
1314         * ehframe.cc (Fde::write): Use plt_fde_location.
1315         (struct Post_fde): Define.
1316         (Cie::write): Stash FDEs added post merge mapping.
1317         (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
1318         Adjust Fde constructor call.  Bump final_data_size_ for post map FDEs.
1319         (Eh_frame::do_sized_write): Arrange to write post map FDES after
1320         other FDEs.
1321         * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
1322         (Target_powerpc::has_glink): New function.
1323         (Target_powerpc::do_relax): Add eh_frame info for stubs.
1324         (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
1325         glink_eh_frame_fde_32, default_fde): New data.
1326         (Stub_table::eh_frame_added_): New var.
1327         (Stub_table::find_long_branch_entry, stub_address, stub_offset):
1328         Make const.
1329         (Stub_table::add_eh_frame): New function.
1330         (Output_data_glink::add_eh_frame): New function.
1331         (Target_powerpc::make_glink_section): Call add_eh_frame.
1332
1333 2013-02-15  Ian Lance Taylor  <iant@google.com>
1334
1335         * options.h (DEFINE_uint64_alias): Define.
1336         (class General_options): Add -Ttext-segment as an alias for
1337         -Ttext.
1338
1339 2013-02-15  Alan Modra  <amodra@gmail.com>
1340
1341         * powerpc.cc (Stub_table::plt_off): New function, extracted from..
1342         (Stub_table::do_write): ..here, two places.
1343         (Stub_table::plt_call_size): Use it here too.
1344
1345 2013-02-11  Ian Lance Taylor  <iant@google.com>
1346
1347         * descriptors.cc (Descriptors::close_all): New function.
1348         * descriptors.h (class Descriptors): Declare close_all.
1349         (close_all_descriptors): New inline function.
1350         * plugin.cc: Include "descriptors.h".
1351         (Plugin_manager::cleanup): Call close_all_descriptors.
1352
1353 2013-02-06  Alan Modra  <amodra@gmail.com>
1354
1355         * README: Update coding style link.
1356
1357 2013-01-28  Cary Coutant  <ccoutant@google.com>
1358
1359         * dwp.cc (File_list): New typedef.
1360         (Dwo_name_info_reader): New class.
1361         (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
1362         (Dwo_id_info_reader::visit_top_die): Remove unused member function.
1363         (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
1364         (Dwo_file::read_executable): New function.
1365         (Dwo_file::read): Move common setup code to ...
1366         (Dwo_file::make_object): ... here.
1367         (dwp_options): Add --exec/-e.
1368         (usage): Likewise.
1369         (main): Likewise.
1370
1371 2013-01-24  Sriraman Tallam  <tmsriram@google.com>
1372
1373         * layout.cc (Layout::layout): Check for option text_reorder.
1374         (Layout::make_output_section): Ditto.
1375         * options.h (text_reorder): New option.
1376         * output.cc (Input_section_sort_compare): Remove special ordering
1377         of section names.
1378         (Output_section::
1379          Input_section_sort_section_name_special_ordering_compare::
1380          operator()): New function.
1381         (Output_section::sort_attached_input_sections): Use new sort function
1382         for .text.
1383         * output.h (Input_section_sort_section_name_special_ordering_compare):
1384         New struct.
1385         * testsuite/Makefile.am (text_section_grouping): Test option
1386         --no-text-reorder
1387         * testsuite/Makefile.in: Regenerate.
1388         * testsuite/text_section_grouping.sh: Check order of functions without
1389         default text reordering.
1390
1391 2013-01-18  Mike Frysinger  <vapier@gentoo.org>
1392
1393         * options.h (General_options): Change default to true for new_dtags.
1394
1395 2013-01-18  Mike Frysinger  <vapier@gentoo.org>
1396
1397         * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
1398         when enable_new_dtags is false.  Only add DT_RUNPATH when
1399         enable_new_dtags is true.
1400
1401 2013-01-17  Serge Pavlov  <serge.v.pavlov@gmail.com>
1402
1403         * powerpc.cc (Stub_table::find_plt_call_entry): Make types
1404         used in declaration and definition consistent.
1405         (Target_powerpc::symval_for_branch): Ditto.
1406
1407 2013-01-16  Sriraman Tallam  <tmsriram@google.com>
1408
1409         * testsuite/plugin_final_layout.cc: Fix comment.
1410
1411 2013-01-16  Sriraman Tallam  <tmsriram@google.com>
1412
1413         * layout.cc (Layout::layout): Do not do default sorting for
1414         text sections when section ordering is specified.
1415         (make_output_section): Ditto.
1416         * testsuite/plugin_final_layout.cc: Name the function sections
1417         to catch reordering issues.
1418
1419 2013-01-15  Alan Modra  <amodra@gmail.com>
1420
1421         * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
1422         plt-thread-safe.
1423
1424 2013-01-15  Alan Modra  <amodra@gmail.com>
1425
1426         * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
1427         * testsuite/Makefile.in: Regenerate.
1428
1429 2013-01-14  Alan Modra  <amodra@gmail.com>
1430
1431         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
1432         * testsuite/Makefile.in: Regenerate.
1433
1434 2013-01-11  Pavel Chupin  <pavel.v.chupin@intel.com>
1435
1436         PR bfd/14430
1437         Fix mingw gold build with plugins enabled
1438         * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
1439         * configure.ac: Export DLOPEN_LIBS and add headers check.
1440         * plugin.cc: Handle non-dlfcn case.
1441         * Makefile.in: Regenerate.
1442         * config.in: Regenerate.
1443         * configure: Regenerate.
1444         * testsuite/Makefile.in: Regenerate.
1445
1446 2013-01-09  Sriraman Tallam  <tmsriram@google.com>
1447
1448         * output.h (sort_attached_input_sections): Change to be public.
1449         * script-sections.cc
1450         (Output_section_definition::set_section_addresses): Sort
1451         attached input sections according to section order before linker
1452         script assigns section addresses.
1453         (Orphan_output_section::set_section_addresses): Sort
1454         attached input sections according to section order before linker
1455         script assigns section addresses.
1456         * Makefile.am (final_layout.sh): Use a simple linker script to
1457         check if section ordering still works.
1458         * Makefile.in: Regenerate.
1459
1460 2013-01-09  Ben Cheng  <bccheng@google.com>
1461
1462         * arm.cc (Target_arm::attributes_accept_div): New function.
1463         (Target_arm::attributes_forbid_div): New function.
1464         (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
1465         attribute using the same new functions as what bfd/elf32_arm.c
1466         does.
1467
1468 2013-01-07  Cary Coutant  <ccoutant@google.com>
1469
1470         PR gold/14993
1471         * output.cc (Output_section::add_input_section): For incremental
1472         updates, don't track input sections that are allocated from patch
1473         space.
1474
1475 2013-01-07  H.J. Lu  <hongjiu.lu@intel.com>
1476             Ian Lance Taylor  <iant@google.com>
1477
1478         PR gold/14897
1479         * configure.ac (--enable-ld): Removed.
1480         (install_as_default): Set to yes only for --enable-gold=default
1481         or --disable-ld.
1482         * configure: Regenerated.
1483
1484 2013-01-07  H.J. Lu  <hongjiu.lu@intel.com>
1485
1486         * options.h (General_options): Add -fuse-ld= for GCC linker
1487         option compatibility.
1488
1489 2013-01-04  Cary Coutant  <ccoutant@google.com>
1490
1491         * configure.ac: Fix typo restoring CXXFLAGS.
1492         * configure: Regenerate.
1493
1494 2013-01-04  Cary Coutant  <ccoutant@google.com>
1495
1496         * testsuite/Makefile.am (CXXLINK_S): New macro.
1497         (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
1498         * testsuite/Makefile.in: Regenerate.
1499
1500 2013-01-02  H.J. Lu  <hongjiu.lu@intel.com>
1501
1502         * version.cc (print_version): Update copyright year to 2013.
1503
1504 2012-12-20  Ian Lance Taylor  <iant@google.com>
1505
1506         * layout.cc (Layout::special_ordering_of_input_section): New
1507         function.
1508         (Layout::layout): If input section requires special ordering, must
1509         sort input sections.
1510         (Layout::make_output_section): May sort .text input sections.
1511         (Layout::is_section_name_prefix_grouped): Remove.
1512         * layout.h (class Layout): Declare
1513         special_ordering_of_input_section.  Don't declare
1514         is_section_name_prefix_grouped.
1515         * output.cc (Output_section::add_input_section): Revert last
1516         change.
1517         (Output_section::Input_section_sort::match_file_name): Don't crash
1518         if called on output section data.
1519         (Output_section::Input_section_sort_compare): Sort based on
1520         special ordering.
1521         (Output_section::Input_section_sort_section_order_index_compare):
1522         Revert last patch.
1523         (Output_section::sort_attached_input_sections): Likewise.
1524
1525 2012-12-18  Sriraman Tallam  <tmsriram@google.com>
1526
1527         * layout.cc (Layout::is_section_name_prefix_grouped): New function.
1528         * layout.h (Layout::is_section_name_prefix_grouped): New function.
1529         * output.cc (Output_section::add_input_section): Check if section
1530         name contains special prefix.  Keep input sections to sort such
1531         sections.
1532         (Output_section::Input_section_sort_section_order_index_compare
1533          ::operator()): Group sections according to prefixes.
1534         (Output_section::sort_attached_input_sections): Add condition to
1535         Input_section_entry constructor call.
1536         * testsuite/Makefile.am (text_section_grouping): New test.
1537         * testsuite/Makefile.in: Regenerate.
1538         * testsuite/text_section_grouping.cc: New file.
1539         * testsuite/text_section_grouping.sh: New file.
1540
1541 2012-12-17  Nick Clifton  <nickc@redhat.com>
1542
1543         * Makefile.am: Add copyright notice.
1544         * NEWS: Likewise.
1545         * README: Likewise.
1546         * configure.ac: Likewise.
1547         * ftruncate.c: Likewise.
1548         * Makefile.in: Regenerate.
1549
1550 2012-12-14  Cary Coutant  <ccoutant@google.com>
1551
1552         * testsuite/Makefile.am (exception_separate_shared_12_test): Add
1553         --no-as-needed flag.
1554         (exception_separate_shared_12_test): Likewise.
1555         (incremental_copy_test): Likewise.
1556         * testsuite/Makefile.in: Regenerate.
1557
1558 2012-12-14  Cary Coutant  <ccoutant@google.com>
1559
1560         * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
1561         (Dwp_output_file::Dwp_index::enter_set): Add assert.
1562
1563 2012-12-12  Alan Modra  <amodra@gmail.com>
1564
1565         * powerpc.cc (class Track_tls): New.
1566         (class Relocate, class Scan): Inherit Track_tls.
1567         (Target_powerpc::Scan::local, global): Track tls optimization
1568         and avoid creating plt entry for __tls_get_addr if all uses
1569         are optimized away.
1570         (Target_powerpc::Relocate::relocate): Update to use Track_tls.
1571
1572 2012-12-12  Alan Modra  <amodra@gmail.com>
1573
1574         * options.h (General_options): Add --toc-sort/--no-toc-sort.
1575         Replace no_toc_optimize with toc_optimize.
1576         * output.h (Output_section::input_sections): Provide non-const variant.
1577         * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
1578         set_has_small_toc_reloc, has_small_toc_reloc): New variable and
1579         accessors.
1580         (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
1581         (class Sort_toc_sections): New.
1582         (Target_powerpc::do_finalize_sections): Sort toc sections.
1583         (Target_powerpc::Relocate::relocate): Update toc_optimize test.
1584
1585 2012-12-10  Roland McGrath  <mcgrathr@google.com>
1586
1587         * testsuite/binary_unittest.cc (read_all): New function.
1588         (Sized_binary_test): Use it instead of ::read.
1589         * fileread.cc (do_read): Don't assume pread always reads the whole
1590         amount in a single call.
1591
1592 2012-12-10  Alan Modra  <amodra@gmail.com>
1593
1594         * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
1595         Set EM_PPC64 or EM_PPC here.
1596         (Target_selector_powerpc::do_recognize): Delete.
1597
1598 2012-12-10  Alan Modra  <amodra@gmail.com>
1599
1600         * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
1601         stub_table_.
1602         (Target_powerpc::Branch_info::make_stub): Don't omit addend.
1603
1604 2012-12-07  Roland McGrath  <mcgrathr@google.com>
1605
1606         * testsuite/binary_unittest.cc (Sized_binary_test):
1607         Use open_descriptor rather than ::open.
1608
1609 2012-12-07  Alan Modra  <amodra@gmail.com>
1610
1611         * powerpc.cc (Stub_table::do_write): Delete redundant Address
1612         typedef and invalid_address constant.
1613         (Output_data_glink, Stub_table, Target_powerpc): Explicitly
1614         instantiate constants.
1615
1616 2012-12-06  Roland McGrath  <mcgrathr@google.com>
1617
1618         * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
1619         Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
1620         * aclocal.m4: Regenerate.
1621         * configure: Regenerate.
1622         * Makefile.in: Regenerate.
1623         * testsuite/Makefile.in: Regenerate.
1624
1625 2012-12-07  Alan Modra  <amodra@gmail.com>
1626
1627         * options.h (General_options): Add no_toc_optimize.
1628         * powerpc.cc (ok_lo_toc_insn): New function.
1629         (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
1630
1631 2012-12-06  Alan Modra  <amodra@gmail.com>
1632
1633         * options.h (General_options): Add plt_align, plt_static_chain,
1634         plt_thread_safe.  Update stub_group_size help text.
1635         * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
1636         for new plt_thread_safe_ var.
1637         (use_plt_offset): Correct comments.
1638         (Target_powerpc::do_relax): Look for thread creation symbols to
1639         determine default plt_thread_safe value.  Clear plt call stubs
1640         as well as branch stubs each iteration.
1641         (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
1642         insn constants.
1643         (l, hi, ha, write_insn): Move earlier.
1644         (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
1645         (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
1646         plt stubs too.
1647         (Stub_table::update_size): Adjust.
1648         (Stub_table::prev_size, set_prev_size): Delete.
1649         (Stub_table::stub_align): Let --plt-align affect result.
1650         (Stub_table::plt_call_size): Calculate sizes for various stubs.
1651         (Stub_table::branch_stub_size): Use last_plt_size in address calc.
1652         (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
1653         (Stub_table::do_write): Support more stub variants.
1654
1655 2012-12-04  Alan Modra  <amodra@gmail.com>
1656
1657         * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
1658         (Target_powerpc::do_define_standard_symbols): New function.
1659
1660 2012-12-03  Alan Modra  <amodra@gmail.com>
1661
1662         * output.h: Formatting, whitespace.
1663
1664 2012-12-03  Alan Modra  <amodra@gmail.com>
1665
1666         * layout.h (Layout::get_executable_sections): Declare.
1667         * layout.cc (Layout::get_executable_sections): New function.
1668         * arm.cc (Target_arm::group_sections): Use it.
1669         (Arm_output_section::group_sections): Delete now redundant test.
1670         * output.cc (Output_reloc::Output_reloc): Add is_relative.
1671         param to handle relative relocs.
1672         * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
1673         (Output_data_reloc::add_absolute): Adjust.
1674         (Output_data_reloc::add_relative): New function.
1675         (Output_data::reset_data_size): New function.
1676         (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
1677         (Output_section::set_addralign): New function.
1678         (Output_section::checkpoint_set_addralign): New function.
1679         (Output_section::clear_section_offsets_need_adjustment): New function.
1680         (Output_section::input_sections): Make public.
1681         * powerpc.cc (class Output_data_brlt_powerpc): New.
1682         (class Stub_table, class Stub_control): New.
1683         (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
1684         stub_table_, set_stub_table, stub_table): New vectors and accessor
1685         functions.
1686         (Target_powerpc::do_may_relax, do_relax, push_branch,
1687         new_stub_table, stub_tables, brlt_section, group_sections,
1688         add_branch_lookup_table, find_branch_lookup_table,
1689         write_branch_lookup_table, make_brlt_section): New functions.
1690         (Target_powerpc::struct Sort_sections, class Branch_info): New.
1691         (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
1692         branch_info_): New vars.
1693         (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
1694         make call stubs here.
1695         (Output_data_glink): Remove all call stub handling from this class.
1696         (Target_powerpc::Scan::local, global): Save interesting branch
1697         relocs and relocs for ifunc.  Adjust calls to plt entry functions.
1698         (Target_powerpc::do_finalize_sections): Only make reg save/restore
1699         functions on final link.
1700         (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
1701         Handle long branch destinations too.
1702         (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
1703         do_plt_address_for_local): Adjust lookup of plt call stubs.
1704
1705 2012-11-30  Alan Modra  <amodra@gmail.com>
1706
1707         * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
1708         relocs against protected symbols when building 32-bit shared libs.
1709
1710 2012-11-30  Alan Modra  <amodra@gmail.com>
1711
1712         * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
1713         param.  Call got_section() to make .got.  Update all callers
1714         and their callers and so on.
1715
1716 2012-11-30  Alan Modra  <amodra@gmail.com>
1717
1718         * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
1719         _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
1720         (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
1721         value if it already exists.
1722
1723 2012-11-19  H.J. Lu  <hongjiu.lu@intel.com>
1724
1725         PR gold/14858
1726         * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
1727
1728 2012-11-14  Roland McGrath  <mcgrathr@google.com>
1729
1730         * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
1731         than bfc instruction for data sandboxing.
1732
1733 2012-11-08  Alan Modra  <amodra@gmail.com>
1734
1735         * po/POTFILES.in: Regenerate.
1736
1737 2012-11-05  Alan Modra  <amodra@gmail.com>
1738
1739         * configure.ac: Apply 2012-09-10 change to config.in here.
1740         * configure: Regenerate.
1741
1742 2012-11-05  Alan Modra  <amodra@gmail.com>
1743
1744         * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
1745         (struct Opd_ent): Use "Address" rather than "Offset".
1746         (Output_data_got_powerpc::got_base_offset): Return Valtype.
1747         (Target_powerpc::got_section): Make public.
1748         (Target_powerpc::scan_relocs): Move code setting symbols..
1749         (Powerpc_relobj::do_scan_relocs): ..to here, new function.
1750         Create _SDA_BASE_ only when referenced.
1751
1752 2012-11-02  Roland McGrath  <mcgrathr@google.com>
1753
1754         * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
1755         from last change.
1756
1757 2012-11-01  Roland McGrath  <mcgrathr@google.com>
1758
1759         * target.h (Sized_target::relocate_relocs): Use Elf_Off
1760         for offset_in_output_section parameter.
1761         (Sized_target::relocate_special_relocatable): Likewise.
1762         * arm.cc (Target_arm::relocate_relocs): Likewise.
1763         (Target_arm::relocate_special_relocatable): Likewise.
1764         * i386.cc (Target_i386::relocate_relocs): Likewise.
1765         * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
1766         * sparc.cc (Target_sparc::relocate_relocs): Likewise.
1767         * target-reloc.h (relocate_relocs): Likewise.
1768         * testsuite/testfile.cc (Target_test): Likewise.
1769         * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
1770         * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
1771
1772         * system.h: Move inclusion of <clocale> to after <libintl.h> in
1773         [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
1774
1775         * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
1776         parameter, which is unused in the [!F_SETFD] case.
1777
1778         * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
1779         SYMNDX to off_t before comparing it to this->data_size().
1780         * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
1781         * incremental.cc (Output_section_incremental_inputs::do_write):
1782         Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
1783
1784         * nacl.cc: Include "libiberty.h" for vasprintf declaration.
1785
1786 2012-10-30  Steve McIntyre  <steve.mcintyre@linaro.org>
1787
1788         * gold.cc (Target_arm::do_adjust_elf_header): Add the
1789         hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
1790         in EABI_VER5.
1791
1792 2012-10-29  Cary Coutant  <ccoutant@google.com>
1793
1794         * dwp.cc (usage): Add file and exit status parameters;
1795         add --help and --version options.
1796         (print_version): New function.
1797         (main): Add --help and --version options.
1798
1799 2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
1800
1801         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
1802         final_layout_sequence.txt.
1803         * testsuite/Makefile.in: Regenerated.
1804
1805 2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
1806
1807         * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
1808         COMPILE generated by automake.
1809         (LINK1): Likewise.
1810         (CXXCOMPILE1): Likewise.
1811         (CXXLINK1): Likewise.
1812         (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
1813         (LINK): Likewise.
1814         (CXXCOMPILE): Likewise.
1815         (CXXLINK): Likewise.
1816         * testsuite/Makefile.in: Regenerated.
1817
1818 2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
1819
1820         * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
1821         on bad fwrite return.
1822
1823 2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
1824
1825         * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
1826         on val.
1827
1828 2012-10-23  Cary Coutant  <ccoutant@google.com>
1829
1830         * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
1831         * testsuite/Makefile.in: Regenerate.
1832         * testsuite/dwp_test.h: New source file.
1833         * testsuite/dwp_test_1.cc: New source file.
1834         * testsuite/dwp_test_1.s: New source file.
1835         * testsuite/dwp_test_1.sh: New source file.
1836         * testsuite/dwp_test_1b.cc: New source file.
1837         * testsuite/dwp_test_1b.s: New source file.
1838         * testsuite/dwp_test_2.cc: New source file.
1839         * testsuite/dwp_test_2.s: New source file.
1840         * testsuite/dwp_test_2.sh: New source file.
1841         * testsuite/dwp_test_main.cc: New source file.
1842         * testsuite/dwp_test_main.s: New source file.
1843
1844 2012-10-23  Cary Coutant  <ccoutant@google.com>
1845
1846         * dwp.h: New header file.
1847         * dwp.cc: New source file.
1848         * gold.h: Move shared declarations to system.h.
1849         * system.h: New header file.
1850         * Makefile.am: Add dwp.
1851         * Makefile.in: Regenerate.
1852
1853 2012-10-23  Cary Coutant  <ccoutant@google.com>
1854
1855         * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
1856         Dwarf_info_reader::read_from_pointer.
1857         (Dwarf_pubnames_table::read_header): Likewise.
1858         (Dwarf_pubnames_table::next_name): Likewise.
1859         (Dwarf_die::read_attributes): Likewise.
1860         (Dwarf_die::skip_attributes): Likewise.
1861         (Dwarf_info_reader::read_from_pointer): New function template.
1862         * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
1863         (Dwarf_pubnames_table): Likewise.
1864         (Dwarf_info_reader::read_from_pointer): New function template.
1865         * gdb-index.cc (Gdb_index_info_reader): Adjust call to
1866         Dwarf_pubnames_table ctor.
1867
1868 2012-10-23  Cary Coutant  <ccoutant@google.com>
1869
1870         * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
1871         abbrev_shndx.
1872         * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
1873         abbrev_shndx_.
1874         (Dwarf_info_reader::set_abbrev_shndx): New method.
1875         (Dwarf_info_reader::abbrev_shndx_): New data member.
1876
1877 2012-10-23  Cary Coutant  <ccoutant@google.com>
1878
1879         * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
1880         from object, not parameters.
1881         (Dwarf_info_reader::parse): Likewise.
1882         * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
1883         (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
1884         (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
1885         methods.
1886
1887 2012-10-23  Cary Coutant  <ccoutant@google.com>
1888
1889         * fileread.cc (Input_file::Input_file): New constructor.
1890         * fileread.h (class Input_file): Add new constructor.
1891
1892 2012-10-18  Alan Modra  <amodra@gmail.com>
1893
1894         PR gold/14727
1895         * object.cc (Relobj::is_section_name_included): Also match
1896         .sdata personality section.
1897
1898 2012-10-18  Alan Modra  <amodra@gmail.com>
1899
1900         * target-reloc.h (class Default_comdat_behavior): New, package up..
1901         (get_comdat_behaviour): ..this.
1902         (relocate_section): Add Relocate_comdat_behavior template arg,
1903         adjust code to suit.
1904         * arm.cc (Target_arm::relocate_section): Adjust to suit.
1905         (Target_arm::scan_reloc_section): Likewise.
1906         * i386.cc (Target_i386::relocate_section): Likewise.
1907         * sparc.cc (Target_sparc::relocate_section): Likewise.
1908         * tilegx.cc (Target_tilegx::relocate_section): Likewise.
1909         * x86_64.cc (Target_x86_64::relocate_section): Likewise.
1910         * powerpc.cc (class Relocate_comdat_behavior): New.
1911         (Target_powerpc::relocate_section): Don't zap opd relocs.  Supply
1912         gold::relocate_section with new template arg.
1913
1914 2012-10-18  Alan Modra  <amodra@gmail.com>
1915
1916         * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
1917         dynamic relocs for GOT_TPREL got entries, without symbol if
1918         resolving locally.
1919         (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
1920         (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
1921         (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
1922
1923 2012-10-17  Alan Modra  <amodra@gmail.com>
1924
1925         PR gold/14726
1926         * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
1927
1928 2012-10-16  Sriraman Tallam  <tmsriram@google.com>
1929
1930         * layout.cc (Layout::include_section): Keep sections marked
1931         SHF_EXCLUDE when doing relocatable links.
1932
1933 2012-10-16  Alan Modra  <amodra@gmail.com>
1934
1935         * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
1936         (Target_powerpc::do_finalize_sections): Call it.
1937         (Output_data_save_res): New class and supporting functions.
1938         (Target_powerpc::symval_for_branch): Only look up .opd entry for
1939         normal symbols defined in object files.
1940
1941 2012-10-12  Alan Modra  <amodra@gmail.com>
1942
1943         * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
1944         (struct Opd_ent): Make "discard" a bit field.  Add "gc_mark".
1945         (Target_powerpc::do_gc_mark_symbol): Delay marking function code
1946         section if scan_opd_relocs not yet called.
1947         (Target_powerpc::gc_process_relocs): Call process_gc_mark.
1948
1949 2012-10-12  Alan Modra  <amodra@gmail.com>
1950
1951         * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1952         add_local_ifunc_entry): Revert last change.
1953         (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
1954
1955 2012-10-05  Alan Modra  <amodra@gmail.com>
1956
1957         * powerpc.cc (Target_powerpc::do_plt_address_for_local,
1958         do_plt_address_for_global): New functions.
1959         (Output_data_got_powerpc::do_write): Don't segfault when linking
1960         statically.
1961         (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1962         add_local_ifunc_entry): Return true on adding entry..
1963         (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
1964         glink->add_entry call.  Remove unused symtab param.  Adjust calls.
1965         (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
1966         (Target_powerpc::make_iplt_section): Remove symtab param.  Don't
1967         set up symbols here.
1968         (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
1969         syms here.  Do so even when no .iplt.  Don't segfault when linking
1970         statically.
1971         (Output_data_glink::add_entry, find_entry): Rearrange params.  Add
1972         new variants without reloc param.
1973         (Glink_sym_ent::Glink_sym_ent): Likewise.
1974         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
1975         reloc when refs will resolve to plt call stub.
1976         (Target_powerpc::Scan::local): Correct ifunc handling.  Allow
1977         R_PPC_PLTREL24 to resolve locally.
1978         (Target_powerpc::Scan::global): Correct ifunc handling.
1979         (Target_powerpc::Relocate::relocate): Correct local sym glink
1980         lookup.  Don't destroy "value" when we have a plt call stub,
1981         and when checking plt call validity.
1982         (Target_powerpc::do_dynsym_value): Simplify.
1983
1984 2012-10-05  Alan Modra  <amodra@gmail.com>
1985
1986         * i386.cc (Output_data_plt_i386::address_for_global,
1987         address_for_local): Add plt offset to returned value.  Adjust uses.
1988         * sparc.cc (Output_data_plt_sparc::address_for_global,
1989         address_for_local): Likewise.
1990         * tilegx.cc (Output_data_plt_tilegx::address_for_global,
1991         address_for_local): Likewise.
1992         * x86_64.cc (Output_data_plt_x86_64::address_for_global,
1993         address_for_local): Likewise.
1994         * target.h (Target::plt_address_for_global, plt_address_for_local):
1995         Update comment.
1996         * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
1997         (Output_data_got::Got_entry::write): Nor here.
1998         * output.h: Comment fix.
1999
2000 2012-10-02  Jiong Wang  <jiwang@tilera.com>
2001
2002         * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
2003         global_offset_table_ value for larget got.
2004         (Target_tilegx::Relocate::relocate): Handle adjusted got value.
2005
2006 2012-09-29  Alan Modra  <amodra@gmail.com>
2007
2008         * powerpc.cc (Target_powerpc::iplt_): New output section.
2009         (Target_powerpc::iplt_section, make_iplt_section,
2010         reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
2011         (Target_powerpc::make_plt_entry): Handle ifunc syms.
2012         Target_powerpc::plt_entry_count): Count iplt entries too.
2013         (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
2014         reloc section in constructor.  New params.
2015         (Target_powerpc::make_plt_section): Create reloc section here instead.
2016         (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
2017         functions.
2018         (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
2019         (Output_data_glink::add_entry, find_entry): New functions to
2020         deal with local syms.
2021         (Glink_sym_ent): Add support for local syms.
2022         (Output_data_glink::do_write): Handle ifunc plt entries.
2023         (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2024         (Target_powerpc::Scan::local, global): Handle ifunc syms.
2025         (Target_powerpc::Relocate::relocate): Likewise.
2026         (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
2027
2028 2012-09-25  Alan Modra  <amodra@gmail.com>
2029
2030         * object.h (Sized_relobj_file::adjust_local_symbol,
2031         do_adjust_local_symbol): New functions.
2032         * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
2033         * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
2034         (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
2035         and irregular opd entry spacing.
2036         (Powerpc_relobj::do_read_relocs): Add opd size checks.
2037         (Global_symbol_visitor_opd): New functor.
2038         (Target_powerpc::do_finalize_sections): Omit global symbols defined
2039         on deleted opd entries.
2040
2041 2012-09-15  Jiong Wang  <jiwang@tilera.com>
2042
2043         * tilegx.cc: New file.
2044         * Makefile.am (TARGETSOURCES): Add tilegx.cc
2045         (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
2046         * configure.tgt: Add entries for tilegx*.
2047         * configure.ac: Likewise.
2048         * Makefile.in: Rebuild.
2049         * configure: Likewise.
2050         * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
2051         tilegx.
2052
2053 2012-09-13  Alan Modra  <amodra@gmail.com>
2054
2055         * target-reloc.h (scan_relocs): Call scan.local for relocs
2056         against symbols in discarded sections.  Pass is_discarded
2057         param.
2058         * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
2059         Add is_discarded param.
2060         * powerpc (Target_powerpc::Scan::local): Likewise.  Use
2061         is_discarded to flag opd entry as discarded.  Don't emit dyn
2062         relocs on such entries.
2063         (Target_powerpc::Scan::global): Similarly detect and handle
2064         such opd entries.
2065         (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
2066         opd_ent_.  Update all uses.
2067         (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
2068         (Target_powerpc::relocate_section): Zero out discarded opd
2069         entry relocs.
2070
2071 2012-09-12  Ian Lance Taylor  <iant@google.com>
2072
2073         PR gold/14570
2074         * output.cc: Rename Output_data_got template parameter from size
2075         to got_size for all functions.  Compile all variants of
2076         Output_data_got.
2077         (Output_data_got::Got_entry::write): Correct use of size for
2078         symbol value.  Use local_is_tls rather than casting to
2079         Sized_relobj_file.
2080         * object.h (class Object): Add local_is_tls and do_local_is_tls.
2081         (class Sized_relobj_file): Add do_local_is_tls.
2082         * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
2083
2084 2012-09-11  Alan Modra  <amodra@gmail.com>
2085
2086         PR gold/14566
2087         * layout.cc (Layout::set_segment_offsets): When using
2088         common-page-size alignment, ensure we are on a new max-page-size
2089         page.
2090         * output.cc (Output_segment::set_section_addresses): Use
2091         abi_pagesize, not common_pagesize for relro boundary.
2092         (Output_segment::set_offset): Likewise.
2093
2094 2012-09-11  Alan Modra  <amodra@gmail.com>
2095
2096         * output.h (Output_data_got::add_global_tls, add_local_tls,
2097         add_local_tls_pair): New functions.
2098         (Output_data_got::add_local_pair_with_rel): Remove second
2099         reloc param.  Expand comment.
2100         (Output_data_got::Got_entry): Rename use_plt_offset_ to
2101         use_plt_or_tls_offset_, similarly for constructor param.
2102         (Output_data_got::Got_entry::write): Add got_index param.
2103         * output.cc (Output_data_got::add_global_tls, add_local_tls,
2104         add_local_tls_pair): New functions.
2105         (Output_data_got::Got_entry::write): Handle tls symbols
2106         with use_plt_or_tls_offset_ set specially.
2107         (Output_data_got::add_local_pair_with_rel): Only one reloc.
2108         (Output_data_got::do_write): Replace iterator with index, pass
2109         index to entry write function.
2110         * target.h (Target::tls_offset_for_local, tls_offset_for_global,
2111         do_tls_offset_for_local, do_tls_offset_for_global): New functions.
2112         * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
2113         call.
2114         * i386.cc (Target_i386::Scan::local): Likewise.
2115         * sparc.cc (Target_sparc::Scan::local): Likewise.
2116         * x86_64.cc (Target_x86_64::Scan::local): Likewise.
2117         * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
2118         do_tls_offset_for_global): New functions.
2119         (Target_powerpc::Scan::local): Correct TLS relocations and got
2120         entry values.
2121         (Target_powerpc::Scan::global): Don't emit unnecessary
2122         dynamic relocations on TLS GOT entries.
2123
2124 2012-09-10  Matthias Klose  <doko@ubuntu.com>
2125
2126         * config.in: Disable sanity check for kfreebsd.
2127
2128 2012-09-10  Sterling Augustine  <saugustine@google.com>
2129
2130         * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
2131         (Gdb_index::pubtypes_read): New parameter.
2132         (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
2133         to calls.
2134         * gdb-index.h (Gdb_index): New fields pubnames_object_ and
2135         pubtypes_object_.
2136
2137 2012-09-09  Alan Modra  <amodra@gmail.com>
2138
2139         * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
2140         (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
2141         * gc.h (gc_process_relocs): Call target gc_add_reference.
2142         * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
2143         * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
2144         (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
2145         unnecessary cast.
2146         * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
2147         to cater for when we don't need code offset.  Update use.
2148         (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
2149         (Powerpc_relobj::access_from_map, add_reference, opd_valid,
2150         set_opd_valid): New functions.
2151         (Target_powerpc::do_gc_add_reference): New function.
2152         (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
2153         stashed refs.
2154         (Target_powerpc::do_gc_mark_symbol): New function.
2155
2156 2012-09-06  Cary Coutant  <ccoutant@google.com>
2157
2158         * dwarf_reader.cc (Dwarf_die::read_attributes): Add
2159         DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
2160         (Dwarf_die::skip_attributes): Likewise.
2161         * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
2162         * testsuite/gdb_index_test.cc (inline_func_1): New function.
2163         (main): Call it.
2164         * testsuite/gdb_index_test_comm.sh: Check index for inline function.
2165
2166 2012-09-05  H.J. Lu  <hongjiu.lu@intel.com>
2167
2168         * testsuite/script_test_3.t: Add .got.plt output section
2169         statement.
2170         * testsuite/script_test_4.t: Likewise.
2171
2172 2012-09-05  Alan Modra  <amodra@gmail.com>
2173
2174         * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
2175         update all uses and lose "enum" when using type.
2176
2177 2012-09-05  Alan Modra  <amodra@gmail.com>
2178
2179         * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
2180         * configure: Regenerate.
2181         * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
2182         (plugin_final_layout.stdout): Likewise.
2183         (memory_test): Set page sizes to 0x1000.
2184         * testsuite/Makefile.in: Regenerate.
2185         * testsuite/discard_locals_test.sh: Add FIXME comment.
2186         * testsuite/justsyms_exec.c: Disable function test for powerpc64.
2187         * testsuite/pr14265.t: Add .got output section statement.
2188         * testsuite/script_test_2.t: Likewise.
2189         * testsuite/script_test_3.t: Likewise.
2190         * testsuite/script_test_4.t: Likewise.
2191         * testsuite/script_test_5.t: Likewise.
2192         * testsuite/script_test_6.t: Likewise.
2193         * testsuite/script_test_7.t: Likewise.
2194         * testsuite/script_test_9.t: Likewise.
2195
2196 2012-09-05  Alan Modra  <amodra@gmail.com>
2197
2198         * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
2199         (Powerpc_relocate_functions::Status): New typedef.
2200         (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2201         (Target_powerpc::Scan::local): Handle REL64.
2202         (Target_powerpc::Scan::global): Likewise, and dynamic relocs
2203         for REL32 and REL64.
2204         (Target_powerpc::symval_for_branch): New function, extracted from..
2205         (Target_powerpc::Relocate::relocate): ..here.  Correct plt call
2206         checks.  Report overflow errors.
2207
2208 2012-09-05  Alan Modra  <amodra@gmail.com>
2209
2210         * object.h (Sized_relobj_file::emit_relocs): Delete.
2211         (Sized_relobj_file::emit_relocs_reltype): Delete.
2212         * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
2213         relocate_relocs for --emit-relocs.
2214         (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
2215         * output.h: Update comment.
2216         (Output_segment::first_section): New function.
2217         (Output_segment::first_section_load_address): Use first_section.
2218         * output.cc (Output_segment::first_section): New function extracted..
2219         (Output_segment::first_section_load_address): ..from here.  Delete.
2220         * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
2221         * target.h (Sized_target::relocate_for_relocatable): Likewise.
2222         * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
2223         adjust call to target.h function.
2224         * i386.cc (Target_i386): Likewise.
2225         * sparc.cc (Target_sparc): Likewise.
2226         * x86_64.cc (Target_x86_64): Likewise.
2227         * powerpc.cc (Target_powerpc): Likewise.
2228         (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS.  Ensure
2229         first tls section has section symbol for optimised local dynamic
2230         output relocs.
2231         (Target_powerpc::Relocate::relocate): Correct local dynamic value.
2232         (Target_powerpc::relocate_relocs): Adjust relocs emitted for
2233         optimised tls code.
2234         * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
2235         Rename to relocate_relocs.  Update error message.
2236
2237 2012-09-04  Andreas Schwab  <schwab@linux-m68k.org>
2238
2239         * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
2240         --just-symbols.
2241
2242 2012-08-31  Alan Modra  <amodra@gmail.com>
2243
2244         * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
2245         (Powerpc_relobj::toc_base_offset): New stub function.
2246         (Target_powerpc): Add tp_offset, dtp_offset.  Rename
2247         got_mod_index_offset to tlsld_got_offset.  Update all refs.
2248         (Target_powerpc::Relocate::enum skip_tls): New.
2249         (Target_powerpc::call_tls_get_addr_): New var.
2250         (Target_powerpc::is_branch_reloc): Move to file scope.
2251         (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
2252         (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
2253         New functions.
2254         (Target_powerpc::enum Got_type): Delete old values, add new ones.
2255         (powerpc_info): Correct common_pagesize for ppc64.
2256         (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
2257         (Powerpc_relocate_functions): Add overflow check enums and functions.
2258         Add non-shift version of rela, rela_ua.  Delete all rel public
2259         functions.  Delete addr16_lo.  Add addr64, addr64_u, addr32,
2260         addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
2261         addr16_ha3, addr14 functions.
2262         (Output_data_got_powerpc::add_constant_pair): New function.
2263         (Output_data_got_powerpc::got_base_offset): Likewise.
2264         (Output_data_got_powerpc::do_write): Correct 64-bit got header.
2265         (instruction constants): Sort, add some more.
2266         (Output_data_glink::do_write): Add and use Address typedef.  Use
2267         object->toc_base_offset() stub for 64-bit.
2268         (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
2269         (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2270         (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
2271         for R_PPC64_TOC.  Handle more relocs.  Generate got entries for TLS.
2272         Always treat .opd relocs as against locally defined symbol.
2273         Correct condition for RELATIVE relocs.
2274         (Target_powerpc::do_finalize_sections): Test for NULL sections.
2275         (Target_powerpc::Relocate::relocate): Use plt call stub as value
2276         for 32-bit syms with a plt entry.  Correct ppc64 toc base
2277         calculations.  Handle TLS relocs, and more.  Add overflow
2278         checking and adjust for Powerpc_relocate_functions changes.
2279         (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
2280         Reinstate --emit-relocs code with FIXME.
2281
2282 2012-08-30  Alan Modra  <amodra@gmail.com>
2283
2284         * layout.cc (Layout::set_segment_offsets): Set p_align to
2285         abi_pagesize, not common_pagesize.
2286         (Layout::relaxation_loop_body): Similarly use abi_pagesize
2287         to determine whether file header can go in segment.
2288
2289 2012-08-30  Alan Modra  <amodra@gmail.com>
2290
2291         * output.h (Output_reloc::Output_reloc <output section>): Add
2292         is_relative param.  Adjust calls.
2293         (Output_reloc::add_output_section_relative): New functions.
2294         * output.cc (Output_reloc::Output_reloc <output section>): Handle
2295         is_relative.
2296         (Output_reloc::symbol_value): Handle SECTION_CODE.
2297
2298 2012-08-24  Sriraman Tallam  <tmsriram@google.com>
2299
2300         * gold.cc (queue_middle_tasks): Call layout again when unique
2301         segments for sections is desired.
2302         * layout.cc (Layout::Layout): Initialize new members.
2303         (Layout::get_output_section_flags): New function.
2304         (Layout::choose_output_section): Call get_output_section_flags.
2305         (Layout::layout): Make output section for mapping to a unique segment.
2306         (Layout::insert_section_segment_map): New function.
2307         (Layout::attach_allocated_section_to_segment): Make unique segment for
2308         output sections marked so.
2309         (Layout::segment_precedes): Check for unique segments when sorting.
2310         * layout.h (Layout::Unique_segment_info): New struct.
2311         (Layout::Section_segment_map): New typedef.
2312         (Layout::insert_section_segment_map): New function.
2313         (Layout::get_output_section_flags): New function.
2314         (Layout::is_unique_segment_for_sections_specified): New function.
2315         (Layout::set_unique_segment_for_sections_specified): New function.
2316         (Layout::unique_segment_for_sections_specified_): New member.
2317         (Layout::section_segment_map_): New member.
2318         * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
2319         Rename is_gc_pass_one to is_pass_one.
2320         Rename is_gc_pass_two to is_pass_two.
2321         Rename is_gc_or_icf to is_two_pass.
2322         Check for which pass based on whether symbols data is present.
2323         Make it two pass when unique segments for sections is desired.
2324         * output.cc (Output_section::Output_section): Initialize new
2325         members.
2326         * output.h (Output_section::is_unique_segment): New function.
2327         (Output_section::set_is_unique_segment): New function.
2328         (Output_section::is_unique_segment_): New member.
2329         (Output_section::extra_segment_flags): New function.
2330         (Output_section::set_extra_segment_flags): New function.
2331         (Output_section::extra_segment_flags_): New member.
2332         (Output_section::segment_alignment): New function.
2333         (Output_section::set_segment_alignment): New function.
2334         (Output_section::segment_alignment_): New member.
2335         (Output_segment::Output_segment): Initialize is_unique_segment_.
2336         (Output_segment::is_unique_segment): New function.
2337         (Output_segment::set_is_unique_segment): New function.
2338         (Output_segment::is_unique_segment_): New member.
2339         * plugin.cc (allow_unique_segment_for_sections): New function.
2340         (unique_segment_for_sections): New function.
2341         (Plugin::load): Add new functions to transfer vector.
2342         * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
2343         * Makefile.in: Regenerate.
2344         * testsuite/plugin_final_layout.sh: Check if unique segment
2345         functionality works.
2346         * testsuite/plugin_section_order.c (onload): Check if new interfaces
2347         are available.
2348         (allow_unique_segment_for_sections): New global.
2349         (unique_segment_for_sections): New global.
2350         (claim_file_hook): Call allow_unique_segment_for_sections.
2351         (all_symbols_read_hook): Call unique_segment_for_sections.
2352
2353 2012-08-22  Cary Coutant  <ccoutant@google.com>
2354
2355         * layout.cc (Layout::include_section): Don't assert on GROUP
2356         sections with --emit-relocs.
2357
2358 2012-08-21  Cary Coutant  <ccoutant@google.com>
2359
2360         * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
2361         if --export-dynamic-symbol names an undef symbol.
2362
2363 2012-08-18  Alan Modra  <amodra@gmail.com>
2364
2365         * powerpc.cc: Formatting and white space.
2366         (Powerpc_relobj): Rename got2_section_ to special_.
2367         Add opd_ent_shndx_ and opd_ent_off_ vectors.
2368         (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
2369         scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
2370         (Target_powerpc): Add Address typedef and invalid_address.  Use
2371         throughout.
2372         (Target_powerpc::is_branch_reloc): New function.
2373         (Powerpc_relocate_functions): Add Address typedef, use throughout.
2374         (Powerpc_relocate_functions:rela, rela_ua): Correct type used
2375         for dst_mask, value and addend.
2376         (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
2377         (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
2378         (Output_data_glink::do_write): Correct toc base.  Don't try to use
2379         uint16_t for 24-bit offset.  Use get_output_section_offset and
2380         check return.
2381         (Target_powerpc::Scan::local): Handle more relocs.
2382         (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
2383         (Target_powerpc::Relocate::relocate): Correct toc base calculation.
2384         Plug in toc restoring insn after plt calls.  Translate branches
2385         to function descriptor symbols to corresponding entry point.
2386         (Target_powerpc::relocate_for_relocatable): Check return from
2387         get_output_section_offset.
2388         * symtab.h: Comment typo.
2389
2390 2012-08-14  Ian Lance Taylor  <iant@google.com>
2391
2392         * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
2393         unsupported_relocal_local to call unsupported_reloc_global.
2394
2395 2012-08-14  Nick Clifton  <nickc@redhat.com>
2396
2397         PR ld/14265
2398         * script-sections.cc (Sections_element::output_section_name): Add
2399         keep return parameter.
2400         (Output_section_element::match_name): Add keep return parameter.
2401         Return the value of the keep_ member.
2402         * script-sections.h (class Output_section): Update
2403         output_section_name prototype.
2404         * layout.cc (Layout::keep_input_section): New public member
2405         function.
2406         (Layout::choose_output_section): Pass keep parameter to
2407         output_section_name.
2408         * layout.h (class Layout): Add keep_input_section.
2409         * object.cc (Sized_relobj_file::do_layout): Check for kept input
2410         sections.
2411         * testsuite/Makefile.am: Add a test.
2412         * testsuite/Makefile.in: Regenerate.
2413         * testsuite/pr14265.c: Source file for the test.
2414         * testsuite/pr14265.t: Linker script for the test.
2415         * testsuite/pr14265.sh: Shell script for the test.
2416
2417 2012-08-14  Alan Modra  <amodra@gmail.com>
2418
2419         * target.h (Target::output_section_name): New function.
2420         (Target::do_output_section_name): New function.
2421         * layout.cc (Layout::choose_output_section): Call the above.
2422         * powerpc.cc (Target_powerpc::do_output_section_name): New function.
2423
2424 2012-08-14  Alan Modra  <amodra@gmail.com>
2425
2426         * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
2427         (Output_data_got_powerpc::do_write): Don't rely on base class lookup
2428         for replace_constant call.
2429         (Output_data_plt_powerpc::do_print_to_mapfile): New function.
2430         (Output_data_glink::do_print_to_mapfile): New function.
2431         (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
2432         (Target_powerpc::Relocate::relocate): Likewise.
2433
2434 2012-08-14  Alan Modra  <amodra@gmail.com>
2435
2436         * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
2437         (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
2438         (Output_data_glink::add_entry,find_entry): Remove shndx param.
2439         (class Glink_sym_ent): Rename from struct Glink_sym_ent.  Remove
2440         all references to shndx_.  Handle special case for R_PPC_PLTREL24
2441         here.
2442         (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
2443         (Output_data_glink::do_write): Retrieve got2_shdnx from object.
2444         (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
2445         here.
2446         (Target_powerpc::Scan::global): Nor on make_plt_entry call.
2447         (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
2448
2449 2012-08-12  Alan Modra  <amodra@gmail.com>
2450
2451         * powerpc.cc: Whitespace fixes.  Wrap overly long lines.
2452         (glink insn constants): Use uint32_t.
2453         (Output_data_glink::add_entry): Use insert, not [] operator.
2454
2455 2012-08-11  Alan Modra  <amodra@gmail.com>
2456
2457         * object.h (Sized_relobj_file::find_shdr): New function.
2458         (Sized_relobj_file::find_special_sections): New function.
2459         * object.cc (Sized_relobj_file::find_shdr): New function.
2460         (Sized_relobj_file::find_eh_frame): Use find_shdr.
2461         (Sized_relobj_file::find_special_sections): New function, split out..
2462         (Sized_relobj_file::do_read_symbols): ..from here.
2463         * output.h (Output_data_got::replace_constant): New function.
2464         (Output_data_got::num_entries): New function.
2465         (Output_data_got::last_got_offset,set_got_size): Use num_entries.
2466         (Output_data_got::got_offset): Protected rather than private.
2467         (Output_data_got::replace_got_entry): New function.
2468         * output.cc (Output_data_got::replace_got_entry): New function.
2469         * powerpc.cc (class Powerpc_relobj): New.
2470         (class Powerpc_relocate_functions): Delete all psymval variants or
2471         convert to value,addend type.  Delete pcrela, pcrela_unaligned.
2472         Implement _ha functions using corresponding _hi function.
2473         (Powerpc_relobj::find_special_sections): New function.
2474         (Target_powerpc::do_make_elf_object): New function.
2475         (class Output_data_got_powerpc): New.
2476         (class Output_data_glink): New.
2477         (class Powerpc_scan_relocatable_reloc): New.
2478         Many more changes througout file.
2479
2480 2012-08-09  Nick Clifton  <nickc@redhat.com>
2481
2482         * po/vi.po: Updated Vietnamese translation.
2483
2484 2012-08-07  Ian Lance Taylor  <iant@google.com>
2485
2486         * layout.cc (Layout::add_target_dynamic_tags): If
2487         dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
2488         plt_rel.
2489
2490 2012-07-30  Nick Clifton  <nickc@redhat.com>
2491
2492         * po/gold.pot: Updated template.
2493         * po/es.po: Updated Spanish translation.
2494
2495 2012-07-18  Cary Coutant  <ccoutant@google.com>
2496
2497         PR gold/14344
2498         * configure.ac: Add check for -gpubnames support.
2499         * configure: Regenerate.
2500         * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
2501         support; force -gno-pubnames.
2502         (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
2503         support.
2504         (gdb_index_test_4): New test.
2505         * testsuite/Makefile.in: Regenerate.
2506         * testsuite/gdb_index_test_1.sh: Refactor code into common file.
2507         * testsuite/gdb_index_test_2.sh: Likewise.
2508         * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
2509         * testsuite/gdb_index_test_4.sh: New script.
2510         * testsuite/gdb_index_test_comm.sh: New script with common code;
2511         don't look for space after colon.
2512
2513 2012-07-16  Sriraman Tallam  <tmsriram@google.com>
2514
2515         * gold.cc (queue_middle_tasks): Update function order only after
2516         deferred objects due to plugins are processed.
2517
2518 2012-07-11  Ian Lance Taylor  <iant@google.com>
2519
2520         * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
2521         (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
2522         (Target_arm::scan_reloc_for_stub): Likewise.
2523         * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
2524         * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
2525         * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
2526         * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
2527         * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
2528
2529 2012-07-10  Dodji Seketeli  <dodji@redhat.com>
2530             Ian Lance Taylor  <iant@google.com>
2531
2532         PR gold/14309
2533         * configure.ac: Test whether std::tr1::hash<off_t> works.
2534         * gold.h: Add a specialization for std::tr1::hash<off_t> if
2535         needed.
2536         * output.h (class Output_fill): Add virtual destructor.
2537         * configure, config.in: Rebuild.
2538
2539 2012-06-22  Roland McGrath  <mcgrathr@google.com>
2540
2541         * layout.cc (finalize): Define __ehdr_start symbol if applicable.
2542
2543 2012-06-12  Rafael Ávila de Espíndola <respindola@mozilla.com>
2544
2545         * plugin.cc (Plugin::load): Handle position independent executables.
2546
2547 2012-06-06  Cary Coutant  <ccoutant@google.com>
2548
2549         * layout.cc (gdb_sections): Remove ".debug_" prefixes,
2550         add .debug_macro.
2551         (lines_only_debug_sections): Likewise.
2552         (gdb_fast_lookup_sections): New static array.
2553         (is_gdb_debug_section): Rename formal parameter.
2554         (is_lines_only_debug_section): Likewise.
2555         (is_gdb_fast_lookup_section): New function.
2556         (Layout::include_section): Check for ".zdebug_" prefix; pass
2557         section name suffix to is_gdb_debug_section, et al.; check for
2558         fast-lookup sections when building .gdb_index.
2559         * options.h (--strip-debug-gdb): Update GDB version number.
2560
2561 2012-06-06  Cary Coutant  <ccoutant@google.com>
2562
2563         * configure.ac: Add check for fallocate.
2564         * configure: Regenerate.
2565         * config.in: Regenerate.
2566
2567         * options.h (class General_options): Add --mmap-output-file and
2568         --posix-fallocate options.
2569         * output.cc: (posix_fallocate): Remove; replace with...
2570         (gold_fallocate): New function.
2571         (Output_file::map_no_anonymous): Call gold_fallocate.
2572         (Output_file::map): Check --mmap-output-file option.
2573
2574 2012-06-05  Jing Yu  <jingyu@google.com>
2575
2576         * gold.h (textdomain): Add do {} to empty while(0).
2577         (bindtextdomain): Likewise.
2578
2579 2012-06-04  Cary Coutant  <ccoutant@google.com>
2580
2581         * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
2582         has_dynsym_index.
2583
2584 2012-05-25  Sriraman Tallam  <tmsriram@google.com>
2585
2586         * symtab.cc (Symbol_table::define_special_symbol):
2587         Initialize *poldsym to prevent uninitialized variable errors.
2588
2589 2012-05-23  Cary Coutant  <ccoutant@google.com>
2590
2591         * layout.cc (Layout::section_name_mapping): Add rules to handle
2592         exact match on .data.rel.ro.local or .data.rel.ro.
2593         (Layout::output_section_name): Check for exact matches.
2594
2595 2012-05-23  Cary Coutant  <ccoutant@google.com>
2596
2597         * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
2598         more carefully.
2599
2600 2012-05-22  Cary Coutant  <ccoutant@google.com>
2601
2602         * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
2603         object before exporting symbol.
2604
2605 2012-05-21  H.J. Lu  <hongjiu.lu@intel.com>
2606
2607         * testsuite/tls_test.cc: Include "config.h" first.
2608         * testsuite/tls_test_c.c: Likewise.
2609
2610 2012-05-17  Daniel Richard G.  <skunk@iskunk.org>
2611             Nick Clifton  <nickc@redhat.com>
2612
2613         PR 14072
2614         * configure.in: Add check that sysdep.h has been included before
2615         any system header files.
2616         * configure: Regenerate.
2617         * config.in: Regenerate.
2618
2619 2012-05-14  Cary Coutant  <ccoutant@google.com>
2620
2621         * layout.cc (Layout::make_output_section): Mark .tdata section
2622         as RELRO.
2623         * testsuite/relro_test.cc: Add a TLS variable.
2624
2625 2012-05-10  H.J. Lu  <hongjiu.lu@intel.com>
2626
2627         PR gold/14091
2628         * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
2629         R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
2630         R_X86_64_64.
2631
2632 2012-05-08  Cary Coutant  <ccoutant@google.com>
2633
2634         * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
2635         (lines_only_debug_sections): Likewise.
2636
2637 2012-05-02  Roland McGrath  <mcgrathr@google.com>
2638
2639         * nacl.cc: New file.
2640         * nacl.h: New file.
2641         * Makefile.am (CCFILES, HFILES): Add them.
2642         * Makefile.in: Regenerate.
2643         * i386.cc (Output_data_plt_i386_nacl): New class.
2644         (Output_data_plt_i386_nacl_exec): New class.
2645         (Output_data_plt_i386_nacl_dyn): New class.
2646         (Target_i386_nacl): New class.
2647         (Target_selector_i386_nacl): New class.
2648         (target_selector_i386): Use it instead of Target_selector_i386.
2649         * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
2650         (Target_x86_64_nacl): New class.
2651         (Target_selector_x86_64_nacl): New class.
2652         (target_selector_x86_64, target_selector_x32): Use it instead of
2653         Target_selector_x86_64.
2654         * arm.cc (Output_data_plt_arm_nacl): New class.
2655         (Target_arm_nacl): New class.
2656         (Target_selector_arm_nacl): New class.
2657         (target_selector_arm, target_selector_armbe): Use it instead of
2658         Target_selector_arm.
2659
2660         * target-select.cc (select_target): Take new Input_file* and off_t
2661         arguments, pass them on to recognize method of selector.
2662         * object.cc (make_elf_sized_object): Update caller.
2663         * parameters.cc (parameters_force_valid_target): Likewise.
2664         * incremental.cc (make_sized_incremental_binary): Likewise.
2665         * target-select.h: Update decl.
2666         (Target_selector::recognize): Take new Input_file* argument,
2667         pass it on to do_recognize.
2668         (Target_selector::do_recognize): Take new Input_file* argument.
2669         * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
2670         * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
2671         * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
2672         * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
2673
2674         * target.h (Target::Target_info): New members isolate_execinstr
2675         and rosegment_gap.
2676         (Target::isolate_execinstr, Target::rosegment_gap): New methods.
2677         * arm.cc (Target_arm::arm_info): Update initializer.
2678         * i386.cc (Target_i386::i386_info): Likewise.
2679         * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
2680         * sparc.cc (Target_sparc::sparc_info): Likewise.
2681         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2682         * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2683         * layout.cc (Layout::attach_allocated_section_to_segment):
2684         Take new const Target* argument.  If target->isolate_execinstr(), act
2685         like --rosegment.
2686         (Layout::find_first_load_seg): Take new const Target* argument;
2687         if target->isolate_execinstr(), reject PF_X segments.
2688         (Layout::relaxation_loop_body): Update caller.
2689         (Layout::set_segment_offsets): If target->isolate_execinstr(),
2690         reset file offset to zero when we hit LOAD_SEG, and then do a second
2691         loop over the segments before LOAD_SEG to reassign offsets after
2692         addresses have been determined.  Handle target->rosegment_gap().
2693         (Layout::attach_section_to_segment): Take new const Target* argument;
2694         pass it to attach_allocated_section_to_segment.
2695         (Layout::make_output_section): Update caller.
2696         (Layout::attach_sections_to_segments): Take new const Target* argument;
2697         pass it to attach_section_to_segment.
2698         * gold.cc (queue_middle_tasks): Update caller.
2699         * layout.h (Layout): Update method decls with new arguments.
2700
2701         * arm.cc (Target_arm::Target_arm): Take optional argument for the
2702         Target_info pointer to use.
2703         (Target_arm::do_make_data_plt): New virtual method.
2704         (Target_arm::make_data_plt): New method that calls it.
2705         (Target_arm::make_plt_entry): Use it.
2706         (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
2707         for the section alignment.
2708         (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
2709         method.
2710         (Output_data_plt_arm::first_plt_entry_offset): Call it.
2711         (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
2712         method.
2713         (Output_data_plt_arm::get_plt_entry_size): Call it.
2714         (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
2715         (Output_data_plt_arm::fill_plt_entry): New method that calls it.
2716         (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
2717         method.
2718         (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
2719         (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
2720         method instead of sizeof(plt_entry).
2721         (Output_data_plt_arm::add_entry): Likewise.
2722         Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
2723         (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
2724         than static method.
2725         (Target_arm::plt_entry_size): Likewise.
2726         (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
2727         Move to ...
2728         (Output_data_plt_arm_standard): ... here, new class.
2729         (Output_data_plt_arm::do_write): Move guts of PLT filling to...
2730         (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
2731         (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
2732
2733         * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2734         Take additional argument for the PLT entry size.
2735         (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
2736         Use get_plt_entry_size method rather than plt_entry_size variable.
2737         (Output_data_plt_x86_64::reserve_slot): Likewise.
2738         (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
2739         (Output_data_plt_x86_64::add_entry): Likewise.
2740         (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
2741         (Output_data_plt_x86_64::address_for_global): Likewise.
2742         (Output_data_plt_x86_64::address_for_local): Likewise.
2743         (Output_data_plt_x86_64::set_final_data_size): Likewise.
2744         (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
2745         Make method non-static.
2746         (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
2747         method.
2748         (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
2749         (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
2750         (Output_data_plt_x86_64::add_eh_frame): New method to call it.
2751         (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
2752         virtual method.
2753         (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
2754         (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
2755         virtual method.
2756         (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
2757         (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
2758         virtual method.
2759         (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
2760         (Output_data_plt_x86_64::plt_entry_size)
2761         (Output_data_plt_x86_64::first_plt_entry)
2762         (Output_data_plt_x86_64::plt_entry)
2763         (Output_data_plt_x86_64::tlsdesc_plt_entry)
2764         (Output_data_plt_x86_64::plt_eh_frame_fde_size)
2765         (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
2766         (Output_data_plt_x86_64_standard): ... here, new class.
2767         (Target_x86_64::Target_x86_64): Take optional argument for the
2768         Target_info pointer to use.
2769         (Target_x86_64::do_make_data_plt): New virtual method.
2770         (Target_x86_64::make_data_plt): New method to call it.
2771         (Target_x86_64::init_got_plt_for_update): Use that.
2772         Call this->plt_->add_eh_frame method here.
2773         (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
2774         (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
2775         rather than static method.
2776         (Target_x86_64::plt_entry_size): Likewise.
2777         (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
2778         rather than plt_entry_size variable.  Move guts of PLT filling to...
2779         (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
2780         (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
2781         (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
2782
2783         * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
2784         additional argument for the section alignment.
2785         Don't do add_eh_frame_for_plt here.
2786         (Output_data_plt_i386::first_plt_entry_offset): Make the method
2787         non-static.  Use get_plt_entry_size method rather than plt_entry_size
2788         variable.
2789         (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
2790         method.
2791         (Output_data_plt_i386::get_plt_entry_size): Call it.
2792         (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
2793         (Output_data_plt_i386::add_eh_frame): New method to call it.
2794         (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
2795         method.
2796         (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
2797         (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
2798         method.
2799         (Output_data_plt_i386::fill_plt_entry): New method to call it.
2800         (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
2801         method instead of plt_entry_size.
2802         (Output_data_plt_i386::plt_entry_size)
2803         (Output_data_plt_i386::plt_eh_frame_fde_size)
2804         (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
2805         (Output_data_plt_i386_standard): ... here, new class.
2806         (Output_data_plt_i386_exec): New class.
2807         (Output_data_plt_i386::exec_first_plt_entry): Move to ...
2808         (Output_data_plt_i386_exec::first_plt_entry): ... here.
2809         (Output_data_plt_i386::exec_plt_entry): Move to ...
2810         (Output_data_plt_i386_exec::plt_entry): ... here.
2811         (Output_data_plt_i386_dyn): New class.
2812         (Output_data_plt_i386::first_plt_entry): Move to ...
2813         (Output_data_plt_i386_dyn::first_plt_entry): ... here.
2814         (Output_data_plt_i386::dyn_plt_entry): Move to ...
2815         (Output_data_plt_i386_dyn::plt_entry): ... here.
2816         (Target_i386::Target_i386): Take optional argument for the Target_info
2817         pointer to use.
2818         (Target_i386::do_make_data_plt): New virtual method.
2819         (Target_i386::make_data_plt): New method to call it.
2820         (Target_i386::make_plt_section): Use that.
2821         Call this->plt_->add_eh_frame method here.
2822         (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
2823         rather than plt_entry_size variable.
2824         (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
2825         (Output_data_plt_i386::address_for_local): Likewise.
2826         (Output_data_plt_i386::do_write): Likewise.
2827         Move guts of PLT filling to...
2828         (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
2829         (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
2830         (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
2831         (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
2832
2833 2012-05-01  Cary Coutant  <ccoutant@google.com>
2834
2835         * dwarf_reader.cc (Dwarf_die::read_attributes)
2836         (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
2837         (Dwarf_die::uint_attribute): Remove DW_FORM_null.
2838         * reduced_debug_output.cc
2839         (Output_reduced_debug_info_section::get_die_end): Remove
2840         DW_FORM_GNU_ref_index.  Add default case.
2841
2842 2012-04-26  Mark Wielaard  <mjw@redhat.com>
2843
2844         * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
2845         * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
2846         * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
2847         DW_AT_high_pc as offset from DW_AT_low_pc.
2848
2849         * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
2850         * testsuite/Makefile.in: Regenerate.
2851         * testsuite/gdb_index_test_3.c: New test source file.
2852         * testsuite/gdb_index_test_3.sh: New test source file.
2853
2854 2012-04-25  Ian Lance Taylor  <iant@google.com>
2855
2856         * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
2857         pointer.
2858         (Stub_addend_reader::operator()): Declare Arm_relocate_functions
2859         as a class, not a struct.
2860         (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
2861         (Target_arm::apply_cortex_a8_workaround): Likewise.
2862         * gc.h: Declare Reloc_types as a struct, not a class.
2863         * object.h: Declare Symbols_data as a struct.
2864         * reloc.h: Declare Read_relocs_data as a struct.
2865         * target.h: Declare Relocate_info as a struct.
2866
2867 2012-04-24  David S. Miller  <davem@davemloft.net>
2868
2869         * sparc.cc (Target_sparc::Relocate::relax_call): New function.
2870         (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
2871         and R_SPARC_WPLT30.
2872
2873 2012-04-24  Cary Coutant  <ccoutant@google.com>
2874
2875         * incremental-dump.cc (find_input_containing_global): Replace
2876         magic number with symbolic constant.
2877         (dump_incremental_inputs): Update version number.
2878         * incremental.cc (Output_section_incremental_inputs): Update version
2879         number; import symbolic constants from Incremental_inputs_reader.
2880         (Incremental_inputs::create_data_sections): Align relocations
2881         section correctly for 64-bit targets.
2882         (Output_section_incremental_inputs::set_final_data_size): Use symbolic
2883         constants; add padding.
2884         (Output_section_incremental_inputs::write_header): Add assert for
2885         header_size.
2886         (Output_section_incremental_inputs::write_input_files): Add assert
2887         for input_entry_size.
2888         (Output_section_incremental_inputs::write_info_blocks): Add padding;
2889         add assert for object_info_size, input_section_entry_size,
2890         global_sym_entry_size.
2891         * incremental.h (Incremental_inputs_reader): Add symbolic constants
2892         for data structure sizes; use them.
2893         (Incremental_input_entry_reader): Import symbolic constants from
2894         Incremental_inputs_reader; use them.
2895
2896 2012-04-23  David S. Miller  <davem@davemloft.net>
2897
2898         * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
2899         and elf_flags_set_.
2900         (Target_sparc::Target_sparc): Initialize new fields.
2901         (Target_sparc::do_make_elf_object): New function.
2902         (Target_sparc::do_adjust_elf_header): New function.
2903
2904 2012-04-23  Cary Coutant  <ccoutant@google.com>
2905
2906         * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
2907         CU range table of gdb index.
2908
2909 2012-04-20  David S. Miller  <davem@davemloft.net>
2910
2911         * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
2912         instead of false.
2913
2914 2012-04-16  David S. Miller  <davem@davemloft.net>
2915
2916         * sparc.cc (Target_sparc::got_address): New function.
2917         (Sparc_relocate_functions::gdop_hix22): New function.
2918         (Sparc_relocate_functions::gdop_lox10): New function.
2919         (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
2920         relocs.
2921         (Target_sparc::Scan::local): Likewise if the global symbol is not
2922         preemptible and is not IFUNC.
2923         (Target_sparc::Relocate::relocate): Perform GOTDATA code
2924         transformations for local and non-preemptible non-IFUNC global
2925         symbols.
2926
2927         * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
2928         writing out 64-bit part of ranges.
2929
2930         * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
2931         -fpic and -fpie respectively.
2932         * Makefile.in: Regenerate.
2933
2934         * sparc.cc (class Target_sparc): Add rela_ifunc_.
2935         (Target_sparc::Target_sparc): Initialize new field.
2936         (Target_sparc::do_plt_section_for_global): New function.
2937         (Target_sparc::do_plt_section_for_local): New function.
2938         (Target_sparc::reloc_needs_plt_for_ifunc): New function.
2939         (Target_sparc::make_plt_section): New function, broken out of
2940         make_plt_entry.  Use ORDER_NON_RELRO_FIRST for ".plt".
2941         (Target_sparc::make_plt_entry): Call make_plt_section.
2942         (Target_sparc::make_local_ifunc_plt_entry): New function.
2943         (Target_sparc::rela_ifunc_section): New function.
2944         (Target_sparc::plt_section): Remove const.
2945         (Output_data_plt_sparc): Update declarations.  Define Global_ifunc
2946         and Local_ifunc types.  Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
2947         and ifunc_count_ fields.
2948         (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
2949         (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
2950         (Output_data_plt_sparc::add_local_ifunc_entry): New function.
2951         (Output_data_plt_sparc::rela_ifunc): New function.
2952         (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
2953         (Output_data_plt_sparc::has_ifunc_section): New function.
2954         (Output_data_plt_sparc::entry_count): Include ifunc_count_.
2955         (Output_data_plt_sparc::address_for_global): New function.
2956         (Output_data_plt_sparc::address_for_local): New function.
2957         (Output_data_plt_sparc::plt_index_to_offset): New function.
2958         (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
2959         and entry_count.
2960         (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
2961         entry_count.
2962         (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
2963         R_SPARC_JMP_IREL to switch.
2964         (Target_sparc::Scan::check_non_pic): Likewise.
2965         (Target_sparc::Scan::local): Handle IFUNC symbols.
2966         (Target_sparc::Scan::local): Likewise.
2967         (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
2968         and plt_address_for_local.
2969         (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
2970         Define __rel_iplt_start and __rel_iplt_end if doing a static link.
2971
2972         * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
2973         (class Output_data_reloc): Adjust calls to Output_reloc_type.
2974         (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
2975         * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
2976         global relocs too.
2977         (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
2978         * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
2979         calls.
2980         * sparc.cc (Target_sparc::Scan::global): Likewise.
2981         * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2982
2983 2012-04-16  Cary Coutant  <ccoutant@google.com>
2984
2985         * archive.cc (Library_base::should_include_member): Check for
2986         --export-dynamic-symbol.
2987         * options.h (class General_options): Add --export-dynamic-symbol.
2988         * symtab.cc (Symbol::should_add_dynsym_entry): Check for
2989         --export-dynamic-symbol.
2990         (Symbol_table::gc_mark_undef_symbols): Likewise.
2991         (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
2992
2993 2012-04-12  David S. Miller  <davem@davemloft.net>
2994
2995         * sparc.cc (Reloc::wdisp10): New relocation method.
2996         (Reloc::h34): Likewise.
2997         (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
2998         (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
2999         R_SPARC_WDISP10.
3000         (Target_sparc::Scan::local): Likewise.
3001         (Target_sparc::Scan::global): Likewise.
3002         (Target_sparc::Relocate::relocate): Likewise.
3003
3004 2012-04-09  Cary Coutant  <ccoutant@google.com>
3005
3006         * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
3007         low_pc == 0.
3008
3009 2012-04-06  Ian Lance Taylor  <iant@google.com>
3010
3011         * timer.cc: #include <unistd.h>.
3012
3013 2012-04-06  Roland McGrath  <mcgrathr@google.com>
3014
3015         * configure.in (AC_CHECK_HEADERS): Add locale.h.
3016         * config.in: Regenerate.
3017         * configure: Regenerate.
3018
3019 2012-04-05  Nick Clifton  <nickc@redhat.com>
3020
3021         * configure.ac (AC_CHECK_FUNCS): Add setlocale.
3022         (AM_LC_MESSAGES): Add.
3023         * aclocal.m4: Regenerate.
3024         * config.in: Regenerate.
3025         * configure: Regenerate.
3026
3027 2012-03-21  Cary Coutant  <ccoutant@google.com>
3028
3029         * Makefile.am: Add gdb-index.cc, gdb-index.h.
3030         * Makefile.in: Regenerate.
3031         * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
3032         (Sized_elf_reloc_mapper::symbol_section): New function.
3033         (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
3034         (make_elf_reloc_mapper): New function.
3035         (Dwarf_abbrev_table::clear_abbrev_codes): New function.
3036         (Dwarf_abbrev_table::do_read_abbrevs): New function.
3037         (Dwarf_abbrev_table::do_get_abbrev): New function.
3038         (Dwarf_ranges_table::read_ranges_table): New function.
3039         (Dwarf_ranges_table::read_range_list): New function.
3040         (Dwarf_pubnames_table::read_section): New function.
3041         (Dwarf_pubnames_table::read_header): New function.
3042         (Dwarf_pubnames_table::next_name): New function.
3043         (Dwarf_die::Dwarf_die): New function.
3044         (Dwarf_die::read_attributes): New function.
3045         (Dwarf_die::skip_attributes): New function.
3046         (Dwarf_die::set_name): New function.
3047         (Dwarf_die::set_linkage_name): New function.
3048         (Dwarf_die::attribute): New function.
3049         (Dwarf_die::string_attribute): New function.
3050         (Dwarf_die::int_attribute): New function.
3051         (Dwarf_die::uint_attribute): New function.
3052         (Dwarf_die::ref_attribute): New function.
3053         (Dwarf_die::child_offset): New function.
3054         (Dwarf_die::sibling_offset): New function.
3055         (Dwarf_info_reader::check_buffer): New function.
3056         (Dwarf_info_reader::parse): New function.
3057         (Dwarf_info_reader::do_parse): New function.
3058         (Dwarf_info_reader::do_read_string_table): New function.
3059         (Dwarf_info_reader::lookup_reloc): New function.
3060         (Dwarf_info_reader::get_string): New function.
3061         (Dwarf_info_reader::visit_compilation_unit): New function.
3062         (Dwarf_info_reader::visit_type_unit): New function.
3063         (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
3064         Sized_elf_reloc_mapper.
3065         (Sized_dwarf_line_info::symbol_section): Remove function.
3066         (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
3067         (Sized_dwarf_line_info::read_line_mappings): Remove object
3068         parameter, adjust callers.
3069         (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
3070         * dwarf_reader.h: Include <sys/types.h>.
3071         (class Track_relocs): Remove forward declaration.
3072         (class Elf_reloc_mapper): New class.
3073         (class Sized_elf_reloc_mapper): New class.
3074         (class Dwarf_abbrev_table): New class.
3075         (class Dwarf_range_list): New class.
3076         (class Dwarf_ranges_table): New class.
3077         (class Dwarf_pubnames_table): New class.
3078         (class Dwarf_die): New class.
3079         (class Dwarf_info_reader): New class.
3080         (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
3081         (Sized_dwarf_line_info::symbol_section): Remove member function.
3082         * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
3083         base class.
3084         * gdb-index.cc: New source file.
3085         * gdb-index.h: New source file.
3086         * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
3087         and .debug_types sections, call Layout::add_to_gdb_index.
3088         (Sized_relobj_incr::do_section_name): Implement.
3089         (Sized_relobj_incr::do_section_contents): Adjust parameter list and
3090         return type; Implement.
3091         (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
3092         return type.
3093         * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
3094         parameter list and return type.
3095         (Sized_incr_dynobj::do_section_contents): Likewise.
3096         * layout.cc: Include gdb-index.h.
3097         (Layout::Layout): Initialize gdb_index_data_.
3098         (Layout::init_fixed_output_section): Check for .gdb_index section.
3099         (Layout::add_to_gdb_index): New function. Instantiate.
3100         * layout.h: Add forward declaration for class Gdb_index.
3101         (Layout::add_to_gdb_index): New member function.
3102         (Layout::gdb_index_data_): New data member.
3103         * main.cc: Include gdb-index.h.
3104         (main): Print statistics for gdb index.
3105         * object.cc (Object::section_contents): Move code into
3106         do_section_contents.
3107         (need_decompressed_section): Check for sections needed when building
3108         gdb index.
3109         (build_compressed_section_map): Likewise.
3110         (Sized_relobj_file::do_read_symbols): Need local symbols when building
3111         gdb index.
3112         (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
3113         sections; call Layout::add_to_gdb_index.
3114         (Sized_relobj_file::do_decompressed_section_contents): Call
3115         do_section_contents directly.
3116         * object.h (Object::do_section_contents): Adjust parameter list and
3117         return type.
3118         (Object::do_decompressed_section_contents): Call do_section_contents
3119         directly.
3120         (Sized_relobj_file::do_section_contents): Adjust parameter list and
3121         return type.
3122         * options.h (class General_options): Add --gdb-index option.
3123         * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
3124         list and return type.
3125         * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
3126         * reloc.h (Track_relocs::checkpoint): New function.
3127         (Track_relocs::reset): New function.
3128
3129         * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
3130         New test cases.
3131         * testsuite/Makefile.in: Regenerate.
3132         * testsuite/gdb_index_test.cc: New test source file.
3133         * testsuite/gdb_index_test_1.sh: New test source file.
3134         * testsuite/gdb_index_test_2.sh: New test source file.
3135
3136 2012-03-19  Doug Kwan  <dougkwan@google.com>
3137
3138         * arm.cc (Target_arm::do_define_standard_symbols): New method.
3139         (Target_arm::do_finalize_sections): Remove code which defines
3140         __exidx_start and __exidx_end.  Make symbol table parameter
3141         anonymous as it is not used.
3142         * gold.cc (queue_middle_tasks): Call target hook to define any
3143         target-specific symbols.
3144         * target.h (Target::define_standard_symbols): New method.
3145         (Target::do_define_standard_symbols): Same.
3146         * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
3147         * testsuite/Makefile.in: Regenerate.
3148         * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
3149         and __exidx_end.
3150         * testsuite/arm_exidx_test.sh: Check that no unused dynamic
3151         relocations are generated for __exidx_start and __exidx_end.
3152
3153 2012-03-16  Doug Kwan  <dougkwan@google.com>
3154
3155         * testsuite/Makefile.am: Disable test initpri3b.
3156         * testsuite/Makefile.in: Regenerate.
3157
3158 2012-03-15  Doug Kwan  <dougkwan@google.com>
3159
3160         * arm.cc (Target_arm::got_section): Make .got section read-only
3161         if -z now is given.
3162
3163 2012-03-15  Ian Lance Taylor  <iant@google.com>
3164
3165         PR gold/13850
3166         * layout.cc (Layout::make_output_section): Correctly mark
3167         SHT_INIT_ARRAY, et. al., as relro.
3168
3169 2012-03-14  Doug Kwan  <dougkwan@google.com>
3170
3171         * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
3172         dynamic relocations for protected symbols in shared objects.
3173
3174 2012-03-13  Ian Lance Taylor  <iant@google.com>
3175
3176         * resolve.cc (Symbol_table::resolve): When merging common symbols,
3177         keep the larger alignment.
3178
3179 2012-03-12  Cary Coutant  <ccoutant@google.com>
3180
3181         * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
3182         handling of DW_LNE_define_file.
3183
3184 2012-03-12  Cary Coutant  <ccoutant@google.com>
3185
3186         * reduced_debug_output.cc
3187         (Output_reduced_debug_info_section::get_die_end): Add new FORM
3188         codes to switch.
3189
3190 2012-02-29  Cary Coutant  <ccoutant@google.com>
3191
3192         * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
3193
3194 2012-02-29  Cary Coutant  <ccoutant@google.com>
3195
3196         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3197         Call Object::decompressed_section_contents.
3198         * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
3199         New dtor.
3200         (Sized_dwarf_line_info::buffer_start_): New data member.
3201         * merge.cc (Output_merge_data::do_add_input_section): Call
3202         Object::decompressed_section_contents.
3203         (Output_merge_string::do_add_input_section): Likewise.
3204         * object.cc (need_decompressed_section): New function.
3205         (build_compressed_section_map): Decompress sections needed later.
3206         (Sized_relobj_file::do_decompressed_section_contents): New function.
3207         (Sized_relobj_file::do_discard_decompressed_sections): New function.
3208         * object.h (Object::decompressed_section_contents): New function.
3209         (Object::discard_decompressed_sections): New function.
3210         (Object::do_decompressed_section_contents): New function.
3211         (Object::do_discard_decompressed_sections): New function.
3212         (Compressed_section_info): New type.
3213         (Compressed_section_map): Include decompressed section contents.
3214         (Sized_relobj_file::do_decompressed_section_contents): New function.
3215         (Sized_relobj_file::do_discard_decompressed_sections): New function.
3216
3217 2012-02-16  Cary Coutant  <ccoutant@google.com>
3218
3219         * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
3220         * testsuite/Makefile.in: Regenerate.
3221
3222 2012-02-14  Cary Coutant  <ccoutant@google.com>
3223
3224         * options.cc (General_options::finalize): Disallow -pie and -static.
3225
3226 2012-02-03  Doug Kwan  <dougkwan@google.com>
3227
3228         * arm.cc (Arm_relocate_functions::abs8,
3229         Arm_relocate_functions::abs16): Use
3230         Bits::has_signed_unsigned_overflow32.
3231         (Arm_relocate_functions::thm_abs8): Correct range of
3232         overflow check.
3233         * reloc.h (Bits class): Change minimum number of bits from 0 to 1
3234         in assertions.
3235
3236 2012-02-02  Doug Kwan  <dougkwan@google.com>
3237
3238         * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
3239         position independent outputs, not just shared objects.
3240
3241 2012-01-30  H.J. Lu  <hongjiu.lu@intel.com>
3242
3243         * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
3244         * configure: Regenerated.
3245
3246 2012-01-27  Ian Lance Taylor  <iant@google.com>
3247
3248         * reloc.h (Bits): New class with static functions, copied from
3249         namespace utils in arm.cc.
3250         * arm.cc (namespace utils): Remove.  Rewrite all uses to use Bits
3251         instead.
3252
3253 2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>
3254
3255         * incremental.cc (write_info_blocks): Correct relocation offset.
3256
3257 2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>
3258
3259         * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
3260         (Relocate::tls_gd_to_le): Likewise.
3261
3262 2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>
3263
3264         * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
3265
3266 2012-01-27  H.J. Lu  <hongjiu.lu@intel.com>
3267
3268         * configure.ac: Check if -mcmodel=medium works.
3269         * configure: Regenerated.
3270
3271 2012-01-24  Cary Coutant  <ccoutant@google.com>
3272
3273         * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
3274         definition and ...
3275         (read_unsigned_LEB_128_x): ... this new function.
3276         (read_signed_LEB_128): Replaced with inline definition and ...
3277         (read_signed_LEB_128_x): ... this new function.
3278         * int_encoding.h  (read_unsigned_LEB_128_x): New function.
3279         (read_unsigned_LEB_128): Add inline definition.
3280         (read_signed_LEB_128_x): New function.
3281         (read_signed_LEB_128): Add inline definition.
3282         * testsuite/Makefile.am (leb128_unittest): New unit test.
3283         * testsuite/Makefile.in: Regenerate.
3284         * testsuite/leb128_unittest.cc: New unit test.
3285
3286 2012-01-23  Ian Lance Taylor  <iant@google.com>
3287
3288         PR gold/13617
3289         * i386.cc (Target_i386::do_code_fill): When using a jmp
3290         instruction, pad with nop instructions.
3291         * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3292
3293 2012-01-22  H.J. Lu  <hongjiu.lu@intel.com>
3294
3295         * x86_64.cc (gc_process_relocs): Add typename on types used in
3296         template.
3297         (scan_relocs): Likewise.
3298         (relocate_section): Likewise.
3299         (apply_relocation): Likewise.
3300
3301 2012-01-10  H.J. Lu  <hongjiu.lu@intel.com>
3302
3303         * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
3304         (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
3305         under x32.
3306
3307 2012-01-09  H.J. Lu  <hongjiu.lu@intel.com>
3308
3309         * x86_64.cc: Initial support for x32.
3310
3311 2012-01-03  Cary Coutant  <ccoutant@google.com>
3312
3313         * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
3314         Use abstract base class for GOT.
3315         * gold/output.h (class Output_data_got_base): New abstract base class.
3316         (class Output_data_got): Derive from new base class, adjust ctors.
3317         (Output_data_got::reserve_slot): Make virtual; rename to
3318         do_reserve_slot; Adjust callers.
3319         * gold/target.h (Sized_target::init_got_plt_for_update): Return
3320         pointer to abstract base class.
3321         * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
3322
3323 2011-12-18  Ian Lance Taylor  <iant@google.com>
3324
3325         * object.h (Relobj::local_symbol_value): New function.
3326         (Relobj::local_plt_offset): New function.
3327         (Relobj::local_has_got_offset): New function.
3328         (Relobj::local_got_offset): New function.
3329         (Relobj::set_local_got_offset): New function.
3330         (Relobj::do_local_symbol_value): New pure virtual function.
3331         (Relobj::do_local_plt_offset): Likewise.
3332         (Relobj::do_local_has_got_offset): Likewise.
3333         (Relobj::do_local_got_offset): Likewise.
3334         (Relobj::do_set_local_got_offset): Likewise.
3335         (Sized_relobj::do_local_has_got_offset): Rename from
3336         local_has_got_offset.
3337         (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
3338         (Sized_relobj::do_set_local_got_offset): Rename from
3339         set_local_got_offset.
3340         (Sized_relobj_file::do_local_plt_offset): Rename from
3341         local_plt_offset.
3342         (Sized_relobj_file::do_local_symbol_value): New function.
3343         * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
3344         local_plt_offset.
3345         * output.cc (Output_data_got::Got_entry::write): Change object to
3346         Relobj.  Use local_symbol_value.
3347         (Output_data_got::add_global_with_rel): Change rel_dyn to
3348         Output_data_reloc_generic*.  Use add_global_generic.
3349         (Output_data_got::add_global_with_rela): Remove.  Change all
3350         callers to use add_global_with_rel.
3351         (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
3352         Output_data_reloc_generic*.  Use add_global_generic.
3353         (Output_data_got::add_global_pair_with_rela): Remove.  Change all
3354         callers to use add_global_pair_with_rel.
3355         (Output_data_got::add_local): Change object to Relobj*.
3356         (Output_data_got::add_local_plt): Likewise.
3357         (Output_data_got::add_local_with_rel): Change object to Relobj*,
3358         change rel_dyn to Output_data_reloc_generic*.  Use
3359         add_local_generic.
3360         (Output_data_got::add_local_with_rela): Remove.  Change all
3361         callers to use all_local_with_rel.
3362         (Output_data_got::add_local_pair_with_rel): Change object to
3363         Relobj*, change rel_dyn to Output_data_reloc_generic*.  Use
3364         add_output_section_generic.
3365         (Output_data_got::add_local_pair_with_rela): Remove.  Change all
3366         callers to use add_local_pair_with_rel.
3367         (Output_data_got::reserve_local): Change object to Relobj*.
3368         * output.h: (class Output_data_reloc_generic): Add pure virtual
3369         declarations for add_global_generic, add_local_generic,
3370         add_output_section_generic.
3371         (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
3372         functions for Output_data_reloc_generic.  Update declarations for
3373         changes listed in output.cc.
3374         (class Output_data_got): Change template parameter to got_size.
3375         Don't define Rel_dyn or Rela_dyn.  Update declarations per above.
3376         * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
3377         function.
3378         (Sized_relobj_incr::do_local_plt_offset): New function.
3379         * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
3380         add_global_generic.
3381
3382 2011-12-17  Cary Coutant  <ccoutant@google.com>
3383
3384         * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
3385         * resolve.cc (Symbol_table::resolve): Likewise.
3386         * i386.cc (Target_i386::do_code_fill): Use char constants for nop
3387         arrays.
3388         * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3389
3390 2011-12-16  Ian Lance Taylor  <iant@google.com>
3391
3392         * output.h (Output_data_reloc_generic::add): Only call
3393         add_dynamic_reloc if this is a dynamic reloc section.
3394
3395 2011-12-15  H.J. Lu  <hongjiu.lu@intel.com>
3396
3397         PR gold/13505
3398         * target-reloc.h (apply_relocation): Replace <64, false> with
3399         <size, big_endian>.
3400
3401 2011-11-25  Nick Clifton  <nickc@redhat.com>
3402
3403         * po/it.po: New Italian translation.
3404
3405 2011-11-17  Sterling Augustine  <saugustine@google.com>
3406
3407         * script.cc (script_include_directive): Implement.
3408         (read_script_file): New local variables name and search_path. Update
3409         comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
3410         * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
3411         * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
3412
3413 2011-11-11  Sterling Augustine  <saugustine@google.com>
3414
3415         * yyscript.y (section_cmd): Add support for INCLUDE directive.
3416         (file_or_sections_cmd): Likewise.
3417
3418 2011-11-11  Doug Kwan  <dougkwan@google.com>
3419
3420         * arm.cc (Target_arm::do_make_elf_object): Allow executable also
3421         if --just-symbols is given.
3422
3423 2011-11-10  Doug Kwan  <dougkwan@google.com>
3424
3425         PR gold/13362
3426         * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
3427         when processing data relocs.
3428         * reloc.h (Relocate_functions::rel_unaligned): New method.
3429         (Relocate_functions::pcrel_unaligned): Ditto.
3430         (Relocate_functions::rel32_unaligned): Ditto.
3431         (Relocate_functions::pcrel32_unaligned): Ditto.
3432
3433 2011-11-09  Doug Kwan  <dougkwan@google.com>
3434
3435         PR gold/13362
3436         * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
3437         Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
3438         * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
3439         RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3440         (Relocate_functions::rel_unaligned): New.
3441         (Relocate_functions::rel32_unaligned): New.
3442         * target-reloc.h (relocate_for_relocatable): Add code to handle
3443         RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3444         * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
3445         arm_unaligned_reloc_r): New targets.
3446         * testsuite/Makefile.in: Regenerate.
3447         * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
3448         linking.
3449
3450 2011-11-02  Ian Lance Taylor  <iant@google.com>
3451
3452         * configure.ac: Add --with-lib-path option.  Define LIB_PATH and
3453         NATIVE_LINKER.
3454         * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
3455         * options.cc (General_options::finalize): Use library search path
3456         from configure script if specified.  If not native and no sysroot,
3457         only search TOOLLIBDIR.
3458         * options.h (Search_directory::Search_directory): Change name to
3459         const std::string&.
3460         (General_options::add_to_library_path_with_sysroot): Change arg to
3461         const std::string&.
3462         * configure, Makefile.in, config.in: Rebuild.
3463
3464 2011-11-02  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
3465
3466         * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
3467         we are working around the ARM1176 Erratum.
3468         * options.h (General_options::fix_arm1176): Add option.
3469         * testsuite/Makefile.am: Add testcases, and keep current ones
3470         working.
3471         * testsuite/Makefile.in: Regenerate.
3472         * testsuite/arm_fix_1176.s: New file.
3473         * testsuite/arm_fix_1176.sh: Likewise.
3474
3475 2011-11-02  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
3476
3477         * arm.cc (Target_arm::Target_arm): Remove initialisation of
3478         may_use_blx_.
3479         (Target_arm::may_use_blx): Remove method.
3480         (Target_arm::set_may_use_blx): Likewise.
3481         (Target_arm::may_use_v4t_interworking): New method.
3482         (Target_arm::may_use_v5t_interworking): Likewise.
3483         (Target_arm::may_use_blx_): Remove member variable.
3484         (Arm_relocate_functions::arm_branch_common): Check for v5T
3485         interworking.
3486         (Arm_relocate_functions::thumb_branch_common): Likewise.
3487         (Reloc_stub::stub_type_for_reloc): Likewise.
3488         (Target_arm::do_finalize_sections): Correct interworking checks.
3489         * testsuite/Makefile.am: Add new tests.
3490         * testsuite/Makefile.in: Regenerate.
3491         * testsuite/arm_farcall_arm_arm.s: New test.
3492         * testsuite/arm_farcall_arm_arm.sh: Likewise.
3493         * testsuite/arm_farcall_arm_thumb.s: Likewise.
3494         * testsuite/arm_farcall_arm_thumb.sh: Likewise.
3495         * testsuite/arm_farcall_thumb_arm.s: Likewise.
3496         * testsuite/arm_farcall_thumb_arm.sh: Likewise.
3497         * testsuite/arm_farcall_thumb_thumb.s: Likewise.
3498         * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
3499
3500 2011-10-31  Cary Coutant  <ccoutant@google.com>
3501
3502         PR gold/13023
3503         * expression.cc (Expression::eval_with_dot): Add
3504         is_section_dot_assignment parameter.
3505         (Expression::eval_maybe_dot): Likewise.  Adjust value when rhs is
3506         absolute and assigning to dot within a section.
3507         * script-sections.cc
3508         (Output_section_element_assignment::set_section_addresses): Pass
3509         dot_section to set_if_absolute.
3510         (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
3511         as is_section_dot_assignment flag to eval_with_dot.
3512         (Output_section_element_dot_assignment::set_section_addresses):
3513         Likewise.
3514         * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
3515         parameter.  Also set value if relative to dot_section; set the
3516         symbol's output_section.
3517         * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
3518         parameter.  Adjust all callers.
3519         (Expression::eval_maybe_dot): Likewise.
3520         (Symbol_assignment::set_if_absolute): Add dot_section parameter.
3521         Adjust all callers.
3522         * testsuite/script_test_2.t: Test assignment of an absolute value
3523         to dot within an output section element.
3524
3525 2011-10-31  Cary Coutant  <ccoutant@google.com>
3526
3527         * options.h (class General_options): Add --[no-]gnu-unique options.
3528         * symtab.cc (Symbol_table::sized_write_globals): Convert
3529         STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
3530
3531 2011-10-31  Cary Coutant  <ccoutant@google.com>
3532
3533         PR gold/13359
3534         * i386.cc (Target_i386::Relocate::relocate_tls): Remove
3535         unnecessary assertion.
3536         * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
3537
3538 2011-10-31 Sriraman Tallam  <tmsriram@google.com>
3539
3540         * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3541         gc_mark_symbol.
3542         * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3543         gc_mark_symbol.
3544         Change to just keep the section associated with symbol.
3545         (Symbol_table::add_from_relobj): Mark symbols as not garbage when
3546         they are externally visible and --export-dynamic is turned on.
3547         (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
3548
3549 2011-10-19  Ian Lance Taylor  <iant@google.com>
3550
3551         PR gold/13163
3552         * script-sections.cc
3553         (Output_section_element_dot_assignment::needs_output_section): New
3554         function.
3555
3556 2011-10-19  Ian Lance Taylor  <iant@google.com>
3557
3558         PR gold/13204
3559         * layout.cc (Layout::segment_precedes): Don't assert failure if a
3560         --section-start option was seen.
3561         * options.h (General_options::any_section_start): New function.
3562
3563 2011-10-18  David S. Miller  <davem@davemloft.net>
3564
3565         PR binutils/13301
3566         * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
3567         member to track relocation locations that have moved during TLS
3568         reloc optimizations.
3569         (Target_sparc::Relocate::Relocate): Initialize to NULL.
3570         (Target_sparc::Relocate::relocate): Adjust view down by 4
3571         bytes if it matches reloc_adjust_addr_.
3572         (Target_sparc::Relocate::relocate_tls): Always move the
3573         __tls_get_addr call delay slot instruction forward 4 bytes when
3574         performing relaxation.
3575
3576 2011-10-18  Cary Coutant  <ccoutant@google.com>
3577
3578         * output.cc (posix_fallocate): Return 0 on success, errno on failure.
3579         (Output_file::map_no_anonymous): Check for non-zero
3580         return code from posix_fallocate.
3581
3582 2011-10-17  Cary Coutant  <ccoutant@google.com>
3583
3584         PR gold/13245
3585         * plugin.cc (is_visible_from_outside): Check for symbols
3586         referenced from dynamic objects.
3587         * resolve.cc (Symbol_table::resolve): Don't count references
3588         from dynamic objects as references from real ELF files.
3589         * testsuite/plugin_test_2.sh: Adjust expected result.
3590
3591 2011-10-17  Cary Coutant  <ccoutant@google.com>
3592
3593         * gold.cc: Include timer.h.
3594         (queue_middle_tasks): Stamp time.
3595         (queue_final_tasks): Likewise.
3596         * main.cc (main): Store timer in parameters.  Print timers
3597         for each pass.
3598         * parameters.cc (Parameters::Parameters): Initialize timer_.
3599         (Parameters::set_timer): New function.
3600         (set_parameters_timer): New function.
3601         * parameters.h (Parameters::set_timer): New function.
3602         (Parameters::timer): New function.
3603         (Parameters::timer_): New data member.
3604         (set_parameters_timer): New function.
3605         * timer.cc (Timer::stamp): New function.
3606         (Timer::get_pass_time): New function.
3607         * timer.h (Timer::stamp): New function.
3608         (Timer::get_pass_time): New function.
3609         (Timer::pass_times_): New data member.
3610
3611 2011-10-17  Cary Coutant  <ccoutant@google.com>
3612
3613         * readsyms.cc (Read_symbols::run): Don't queue an unblocker
3614         task for members of lib groups.
3615
3616 2011-10-17  Cary Coutant  <ccoutant@google.com>
3617
3618         PR gold/13288
3619         * fileread.cc (File_read::find_view): Add assert.
3620         (File_read::make_view): Move bounds check (replace with assert)...
3621         (File_read::find_or_make_view): ... to here.
3622
3623 2011-10-12  Cary Coutant  <ccoutant@google.com>
3624
3625         * output.cc (Output_file::open_base_file): Handle case where
3626         ::read returns less than requested size.
3627
3628 2011-10-10  Cary Coutant  <ccoutant@google.com>
3629
3630         * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
3631         Initialize defined_count_.
3632         (Sized_relobj_incr::do_add_symbols): Count defined symbols.
3633         (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
3634         (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
3635         (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
3636         (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
3637         * incremental.h (Sized_relobj_incr::defined_count_): New data
3638         member.
3639         (Sized_incr_dynobj::defined_count_): New data member.
3640         * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
3641         Return zeroes instead of internal error.
3642
3643 2011-10-10  Cary Coutant  <ccoutant@google.com>
3644
3645         PR gold/13249
3646         * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
3647         (Output_reloc::symbol_value): Return PLT offset if flag is set.
3648         * output.h (class Output_reloc): Add use_plt_offset flag.
3649         (Output_reloc::type_): Adjust size of bit field.
3650         (Output_reloc::use_plt_offset_): New bit field.
3651         (class Output_data_reloc): Adjust all calls to Output_reloc_type.
3652         (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
3653         flag.  Adjust all callers.
3654         * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
3655         creating RELATIVE relocations.
3656
3657 2011-10-10  Nick Clifton  <nickc@redhat.com>
3658
3659         * po/es.po: Updated Spanish translation.
3660         * po/fi.po: Updated Finnish translation.
3661
3662 2011-10-03   Diego Novillo  <dnovillo@google.com>
3663
3664         * options.cc (parse_uint): Fix dereference of RETVAL.
3665
3666 2011-09-29  Sriraman Tallam  <tmsriram@google.com>
3667
3668         * layout.h (section_order_map_): New member.
3669         (get_section_order_map): New member function.
3670         * output.cc (Output_section::add_input_section): Check for patterns
3671         only when --section-ordering-file is specified.
3672         * gold.cc (queue_middle_tasks): Delay updating order of sections till
3673         output_sections have been formed.
3674         * layout.cc (Layout_Layout): Initialize section_order_map_.
3675         * plugin.cc (update_section_order): Store order in order_map. Do not
3676         update the order.
3677         * testsuite/Makefile.am: Add test case for plugin_final_layout.
3678         * testsuite/Makefile.in: Regenerate.
3679         * testsuite/plugin_section_order.c: New file.
3680         * testsuite/plugin_final_layout.cc: New file.
3681         * testsuite/plugin_final_layout.sh: New file.
3682
3683 2011-09-29  Cary Coutant  <ccoutant@google.com>
3684
3685         * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3686         Check for NULL.
3687         * symtab.cc (Symbol_table::add_from_relobj): Ignore version
3688         symbols during incremental update.
3689         (Symbol_table::add_from_dynobj): Likewise.
3690
3691 2011-09-27  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
3692             Ian Lance Taylor  <iant@google.com>
3693
3694         * symtab.cc (Symbol_table::define_special_symbol): Always
3695         canonicalize version string.
3696
3697 2011-09-26  Cary Coutant  <ccoutant@google.com>
3698
3699         * gold.cc (queue_initial_tasks): Move option checks ...
3700         * options.cc (General_options::finalize): ... to here. Disable
3701         some options; make others fatal.
3702
3703 2011-09-26  Cary Coutant  <ccoutant@google.com>
3704
3705         gcc PR lto/47247
3706         * plugin.cc (get_symbols_v2): New function.
3707         (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
3708         (is_referenced_from_outside): New function.
3709         (Pluginobj::get_symbol_resolution_info): Add version parameter, return
3710         LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
3711         (get_symbols): Pass version parameter.
3712         (get_symbols_v2): New function.
3713         * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
3714         parameter.
3715         * testsuite/plugin_test.c (get_symbols_v2): New static variable.
3716         (onload): Add LDPT_GET_SYMBOLS_V2.
3717         (all_symbols_read_hook): Use get_symbols_v2; check for
3718         LDPR_PREVAILING_DEF_IRONLY_EXP.
3719         * testsuite/plugin_test_3.sh: Update expected results.
3720
3721 2011-09-23  Simon Baldwin  <simonb@google.com>
3722
3723         * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
3724         configuration options.
3725         * configure: Regenerate.
3726         * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
3727         * Makefile.in: Regenerate.
3728         * testsuite/Makefile.in: Regenerate.
3729
3730 2011-09-19  Sriraman Tallam  <tmsriram@google.com>
3731
3732         * plugin.h (should_defer_layout): Modify to check for any_claimed_.
3733
3734 2011-09-19  Cary Coutant  <ccoutant@google.com>
3735
3736         * incremental.cc (can_incremental_update): Fix typo in comment.
3737         * incremental.h (can_incremental_update): Likewise.
3738
3739 2011-09-18  Cary Coutant  <ccoutant@google.com>
3740
3741         * incremental.cc (can_incremental_update): New function.
3742         * incremental.h (can_incremental_update): New function.
3743         * layout.cc (Layout::init_fixed_output_section): Call it.
3744         (Layout::make_output_section): Don't allow patch space in .eh_frame.
3745         * object.cc (Sized_relobj_file::do_layout): Call
3746         can_incremental_update.
3747
3748 2011-09-13  Cary Coutant  <ccoutant@google.com>
3749
3750         * configure.ac: Check for glibc support for gnu_indirect_function
3751         support with static linking, setting automake conditional
3752         IFUNC_STATIC.
3753         * Makefile.in: Regenerate.
3754         * configure: Regenerate.
3755
3756         * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
3757         (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
3758         for IFUNC_STATIC.
3759         * testsuite/Makefile.in: Regenerate.
3760
3761 2011-09-13  Cary Coutant  <ccoutant@google.com>
3762
3763         * incremental.cc (Sized_relobj_incr::do_layout): Call
3764         report_comdat_group for kept comdat sections.
3765         * testsuite/Makefile.am (incremental_comdat_test_1): New test.
3766         * testsuite/Makefile.in: Regenerate.
3767         * testsuite/incr_comdat_test_1.cc: New source file.
3768         * testsuite/incr_comdat_test_2_v1.cc: New source file.
3769         * testsuite/incr_comdat_test_2_v2.cc: New source file.
3770         * testsuite/incr_comdat_test_2_v3.cc: New source file.
3771
3772 2011-09-13  Ian Lance Taylor  <iant@google.com>
3773
3774         * object.cc (Sized_relobj_file::do_layout): Remove unused local
3775         variable external_symbols_offset.
3776
3777 2011-09-12  Ian Lance Taylor  <iant@google.com>
3778
3779         * object.cc (Sized_relobj_file::do_layout): Remove assertion which
3780         triggered if object has no symbols.
3781
3782 2011-09-09  David S. Miller  <davem@davemloft.net>
3783
3784         * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
3785         (Output_fill_debug_line::do_write): Likewise.
3786
3787 2011-08-29  Cary Coutant  <ccoutant@google.com>
3788
3789         * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
3790         casts to match formatting specs.
3791         (Output_fill_debug_line::do_minimum_hole_size): Likewise.
3792
3793 2011-08-26  Cary Coutant  <ccoutant@google.com>
3794
3795         * layout.cc (Free_list::allocate): Provide guarantee of minimum
3796         remaining hole size when allocating.
3797         (Layout::make_output_section): Set fill methods for debug sections.
3798         * layout.h (Free_list::Free_list_node): Move from private to
3799         public.
3800         (Free_list::set_min_hole_size): New function.
3801         (Free_list::begin, Free_list::end): New functions.
3802         (Free_list::min_hole_): New data member.
3803         * output.cc: Include dwarf.h.
3804         (Output_fill_debug_info::do_minimum_hole_size): New function.
3805         (Output_fill_debug_info::do_write): New function.
3806         (Output_fill_debug_line::do_minimum_hole_size): New function.
3807         (Output_fill_debug_line::do_write): New function.
3808         (Output_section::Output_section): Initialize new data member.
3809         (Output_section::set_final_data_size): Ensure patch space is larger
3810         than minimum hole size.
3811         (Output_section::do_write): Fill holes in debug sections.
3812         * output.h (Output_fill): New class.
3813         (Output_fill_debug_info): New class.
3814         (Output_fill_debug_line): New class.
3815         (Output_section::set_free_space_fill): New function.
3816         (Output_section::free_space_fill_): New data member.
3817         * testsuite/Makefile.am (incremental_test_3): Add
3818         --incremental-patch option.
3819         (incremental_test_4): Likewise.
3820         (incremental_test_5): Likewise.
3821         (incremental_test_6): Likewise.
3822         (incremental_copy_test): Likewise.
3823         (incremental_common_test_1): Likewise.
3824         * testsuite/Makefile.in: Regenerate.
3825
3826 2011-08-26  Nick Clifton  <nickc@redhat.com>
3827
3828         * po/es.po: Updated Spanish translation.
3829
3830 2011-08-01  Cary Coutant  <ccoutant@google.com>
3831
3832         * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
3833         * gold/testsuite/Makefile.in: Regenerate.
3834         * gold/testsuite/justsyms_exec.c: New source file.
3835         * gold/testsuite/justsyms_lib.c: New source file.
3836
3837 2011-08-01  Cary Coutant  <ccoutant@google.com>
3838
3839         * layout.cc (Layout::set_segment_offsets): Don't realign text
3840         segment if -Ttext was specified.
3841         * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
3842         file type.
3843         * object.h (Sized_relobj_file::e_type): New function.
3844         (Sized_relobj_file::e_type_): New data member.
3845         * symtab.cc (Symbol_table::add_from_relobj): Don't add section
3846         base address for ET_EXEC files.
3847         * target.cc (Target::do_make_elf_object_implementation): Allow
3848         ET_EXEC files with --just-symbols option.
3849
3850 2011-07-28  Cary Coutant  <ccoutant@google.com>
3851
3852         * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
3853         Add thread_number parameter.
3854         (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
3855         * workqueue-threads.cc
3856         (Workqueue_threader_threadpool::should_cancel_thread): Cancel
3857         current thread if its thread number is greater than desired thread
3858         count.
3859         * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
3860         Add thread_number parameter.
3861         (Workqueue::should_cancel_thread): Likewise.
3862         (Workqueue::find_runnable_or_wait): Pass thread_number to
3863         should_cancel_thread.
3864         * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
3865         parameter.
3866
3867 2011-07-22  Sriraman Tallam  <tmsriram@google.com>
3868
3869         * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
3870         only after checking if it cannot be forced local.
3871         * symtab.h (is_externally_visible): Check if the symbol is not forced
3872         local.
3873
3874 2011-07-15  Ian Lance Taylor  <iant@google.com>
3875
3876         * options.h (class General_options): Add --print-output-format.
3877         Move -EL next to -EB, for  better --help output.
3878         * target-select.cc: Include <cstdio>, "options.h", and
3879         "parameters.h".
3880         (Target_selector::do_target_bfd_name): New function.
3881         (print_output_format): New function.
3882         * target-select.h (class Target_selector): Update declarations.
3883         (Target_selector::target_bfd_name): New function.
3884         (print_output_format): Declare.
3885         * main.cc: Include "target-select.h".
3886         (main): Handle --print-output-format.
3887         * gold.cc: Include "target-select.h".
3888         (queue_initial_tasks): Handle --print-output-format when there are
3889         no input files.
3890         * parameters.cc (parameters_force_valid_target): Give a better
3891         error message if -EB/-EL does not match target.
3892         * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
3893         function.
3894
3895 2011-07-15  Ian Lance Taylor  <iant@google.com>
3896
3897         * i386.cc (class Output_data_plt_i386): Add layout_ field.
3898         (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
3899         (Output_data_plt_i386::do_write): Write address of .dynamic
3900         section to first entry in .got.plt section.
3901         * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
3902         (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3903         Initialize layout_.
3904         (Output_data_plt_x86_64::do_write): Write address of .dynamic
3905         section to first entry in .got.plt section.
3906         * layout.h (Layout::dynamic_section): New function.
3907
3908 2011-07-13  Sriraman Tallam  <tmsriram@google.com>
3909
3910         * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
3911         to claim_file call.
3912         * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
3913         input_section_position_, and input_section_glob_.
3914         (read_layout_from_file): Call function section_ordering_specified.
3915         * layout.h (is_section_ordering_specified): New function.
3916         (section_ordering_specified): New function.
3917         (section_ordering_specified_): New boolean member.
3918         * main.cc(main): Call load_plugins after layout object is defined.
3919         * output.cc (Output_section::add_input_section): Use
3920         function section_ordering_specified to check if section ordering is
3921         needed.
3922         * output.cc (Output_section::add_relaxed_input_section): Use
3923         function section_ordering_specified to check if section ordering is
3924         needed.
3925         (Output_section::update_section_layout): New function.
3926         (Output_section::sort_attached_input_sections): Check if input section
3927         must be reordered.
3928         * output.h (Output_section::update_section_layout): New function.
3929         * plugin.cc (get_section_count): New function.
3930         (get_section_type): New function.
3931         (get_section_name): New function.
3932         (get_section_contents): New function.
3933         (update_section_order): New function.
3934         (allow_section_ordering): New function.
3935         (Plugin::load): Add the new interfaces to the transfer vector.
3936         (Plugin_manager::load_plugins): New parameter.
3937         (Plugin_manager::all_symbols_read): New parameter.
3938         (Plugin_manager::claim_file): New parameter. Save the elf object for
3939         unclaimed objects.
3940         (Plugin_manager::get_elf_object): New function.
3941         (Plugin_manager::get_view): Change to directly use the bool to check
3942         if get_view is called from claim_file_hook.
3943         * plugin.h (input_objects): New function
3944         (Plugin__manager::load_plugins): New parameter.
3945         (Plugin_manager::claim_file): New parameter.
3946         (Plugin_manager::get_elf_object): New function.
3947         (Plugin_manager::in_claim_file_handler): New function.
3948         (Plugin_manager::in_claim_file_handler_): New member.
3949         (layout): New function.
3950         * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
3951         handler with an extra parameter. Make the elf object before calling
3952         claim_file handler.
3953         * testsuite/plugin_test.c (get_section_count): New function pointer.
3954         (get_section_type): New function pointer.
3955         (get_section_name): New function pointer.
3956         (get_section_contents): New function pointer.
3957         (update_section_order): New function pointer.
3958         (allow_section_ordering): New function pointer.
3959         (onload): Check if the new interfaces exist.
3960
3961 2011-07-13  Ian Lance Taylor  <iant@google.com>
3962
3963         * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
3964         relro section.
3965         * x86_64.cc (Target_x86_64::got_section): Likewise.
3966         * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
3967         (relro_now_test_SOURCES): New variable.
3968         (relro_now_test_DEPENDENCIES): New variable.
3969         (relro_now_test_LDFLAGS): New variable.
3970         (relro_now_test_LDADD): New variable.
3971         (relro_now_test.so): New target.
3972         * testsuite/Makefile.in: Rebuild.
3973
3974 2011-07-12  Ian Lance Taylor  <iant@google.com>
3975
3976         PR gold/12980
3977         * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
3978         GLOB_DAT relocation rather than a RELATIVE relocation for a
3979         protected symbol when creating a shared library.
3980         * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3981         * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
3982         * testsuite/protected_main_1.cc (main): Test that protected
3983         function has same address.
3984
3985 2011-07-11  Ian Lance Taylor  <iant@google.com>
3986
3987         PR gold/12979
3988         * options.h (class General_options): Add -Bgroup.
3989         * options.cc (General_options::finalize): If -Bgroup is set,
3990         default to --unresolved-symbols=report-all.
3991         * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
3992         * target-reloc.h (issue_undefined_symbol_error): Handle
3993         --unresolved-symbols=report-all.
3994
3995 2011-07-08  Ian Lance Taylor  <iant@google.com>
3996
3997         PR gold/11985
3998         * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
3999         if linker script discards key sections.
4000         (Layout::create_dynamic_symtab): Likewise.
4001         (Layout::assign_local_dynsym_offsets): Likewise.
4002         (Layout::sized_create_version_sections): Likewise.
4003         (Layout::create_interp): Likewise.
4004         (Layout::finish_dynamic_section): Likewise.
4005         (Layout::set_dynamic_symbol_size): Likewise.
4006
4007 2011-07-08  Ian Lance Taylor  <iant@google.com>
4008
4009         PR gold/12386
4010         * options.h (class General_options): Add --unresolved-symbols.
4011         * target-reloc.h (issue_undefined_symbol_error): Check
4012         --unresolved-symbols.  Add comments.
4013
4014 2011-07-08  Ian Lance Taylor  <iant@google.com>
4015
4016         * testsuite/odr_violation2.cc (Ordering::operator()): Make
4017         expression more complex.
4018
4019 2011-07-08  Ian Lance Taylor  <iant@google.com>
4020
4021         PR gold/11317
4022         * target-reloc.h (issue_undefined_symbol_error): New inline
4023         function, broken out of relocate_section.
4024         (relocate_section): Call issue_undefined_symbol_error.
4025         * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
4026         there is no TLS segment if we are about to issue an undefined
4027         symbol error.
4028         * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
4029
4030 2011-07-08  Ian Lance Taylor  <iant@google.com>
4031
4032         PR gold/12279
4033         * resolve.cc (Symbol_table::should_override): Add fromtype
4034         parameter.  Change all callers.  Give error when linking together
4035         TLS and non-TLS symbol.
4036         (Symbol_table::should_override_with_special): Add fromtype
4037         parameter.  Change all callers.
4038         * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
4039         there is no TLS segment if we have reported some errors.
4040         * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
4041
4042 2011-07-08  Ian Lance Taylor  <iant@google.com>
4043
4044         PR gold/12372
4045         * target.h (Target::plt_address_for_global): New function.
4046         (Target::plt_address_for_local): New function.
4047         (Target::plt_section_for_global): Remove.
4048         (Target::plt_section_for_local): Remove.
4049         (Target::do_plt_address_for_global): New virtual function.
4050         (Target::do_plt_address_for_local): New virtual function.
4051         (Target::do_plt_section_for_global): Remove.
4052         (Target::do_plt_section_for_local): Remove.
4053         (Target::register_global_plt_entry): Add Symbol_table and Layout
4054         parameters.
4055         * output.cc (Output_data_got::Got_entry::write): Use
4056         plt_address_for_global and plt_address_for_local.
4057         * layout.cc (Layout::add_target_dynamic_tags): Use size and
4058         address of output section.
4059         * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
4060         got_irelative_, and irelative_count_ fields.  Update
4061         declarations.
4062         (Output_data_plt_i386::has_irelative_section): New function.
4063         (Output_data_plt_i386::entry_count): Add irelative_count_.
4064         (Output_data_plt_i386::set_final_data_size): Likewise.
4065         (class Target_i386): Add got_irelative_ and rel_irelative_
4066         fields.  Update declarations.
4067         (Target_i386::Target_i386): Initialize new fields.
4068         (Target_i386::do_plt_address_for_global): New function replacing
4069         do_plt_section_for_global.
4070         (Target_i386::do_plt_address_for_local): New function replacing
4071         do_plt_section_for_local.
4072         (Target_i386::got_section): Create got_irelative_.
4073         (Target_i386::rel_irelative_section): New function.
4074         (Output_data_plt_i386::Output_data_plt_i386): Initialize new
4075         fields.  Don't define __rel_iplt_{start,end}.
4076         (Output_data_plt_i386::add_entry): Add symtab and layout
4077         parameters.  Change all callers.  Use different PLT and GOT for
4078         IFUNC symbols.
4079         (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
4080         layout parameters.  Change all callers.  Use different PLT and
4081         GOT.
4082         (Output_data_plt_i386::rel_tls_desc): Fix formatting.
4083         (Output_data_plt_i386::rel_irelative): New function.
4084         (Output_data_plt_i386::address_for_global): New function.
4085         (Output_data_plt_i386::address_for_local): New function.
4086         (Output_data_plt_i386::do_write): Write out IRELATIVE area.  Use
4087         IRELATIVE GOT when changing IFUNC GOT entries.
4088         (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
4089         reloc.
4090         (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
4091         if we didn't create an IRELATIVE GOT.
4092         (Target_i386::Relocate::relocate): Use plt_address_for_global and
4093         plt_address_for_local.
4094         (Target_i386::do_dynsym_value): Use plt_address_for_global.
4095         * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
4096         got_irelative_, and irelative_count_ fields.  Update
4097         declarations.
4098         (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
4099         Initialize new fields.  Remove symtab parameter.  Change all
4100         callers.
4101         (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
4102         irelative_count_.
4103         (Output_data_plt_x86_64::has_irelative_section): New function.
4104         (Output_data_plt_x86_64::entry_count): Add irelative_count_.
4105         (class Target_x86_64): Add got_irelative_ and rel_irelative_
4106         fields.  Update declarations.
4107         (Target_x86_64::Target_x86_64): Initialize new fields.
4108         (Target_x86_64::do_plt_address_for_global): New function replacing
4109         do_plt_section_for_global.
4110         (Target_x86_64::do_plt_address_for_local): New function replacing
4111         do_plt_section_for_local.
4112         (Target_x86_64::got_section): Create got_irelative_.
4113         (Target_x86_64::rela_irelative_section): New function.
4114         (Output_data_plt_x86_64::init): Remove symtab parameter.  Change
4115         all callers.  Don't create __rel_iplt_{start,end}.
4116         (Output_data_plt_x86_64::add_entry): Add symtab and layout
4117         parameters.  Change all callers.  Use different PLT and GOT for
4118         IFUNC symbols.
4119         (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
4120         layout parameters.  Change all callers.  Use different PLT and
4121         GOT.
4122         (Output_data_plt_x86_64::add_relocation): Add symtab and layout
4123         parameters.  Change all callers.  Use different PLT and GOT for
4124         IFUNC symbols.
4125         (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
4126         (Output_data_plt_x86_64::rela_irelative): New function.
4127         (Output_data_plt_x86_64::address_for_global): New function.
4128         (Output_data_plt_x86_64::address_for_local): New function.
4129         (Output_data_plt_x86_64::set_final_data_size): Likewise.
4130         (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
4131         (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
4132         (Target_x86_64::register_global_plt_entry): Add symtab and layout
4133         parameters.
4134         (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
4135         reloc.
4136         (Target_x86_64::do_finalize_sections): Create the __rela_iplt
4137         symbols if we didn't create an IRELATIVE GOT.
4138         (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
4139         plt_address_for_local.
4140         (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
4141         * testsuite/ifuncvar1.c: New test file.
4142         * testsuite/ifuncvar2.c: New test file.
4143         * testsuite/ifuncvar3.c: New test file.
4144         * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
4145         (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
4146         (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
4147         (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
4148         * testsuite/Makefile.in: Rebuild.
4149
4150 2011-07-07  Cary Coutant  <ccoutant@google.com>
4151
4152         * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
4153         (two_file_test_1_ndebug.o): Likewise.
4154         (two_file_test_1b_ndebug.o): Likewise.
4155         (two_file_test_2_ndebug.o): Likewise.
4156         (two_file_test_main_ndebug.o): Likewise.
4157         (incremental_test_2): Link with no-debug versions.
4158
4159 2011-07-06  Cary Coutant  <ccoutant@google.com>
4160
4161         * gold/incremental.cc
4162         (Output_section_incremental_inputs::write_info_blocks): Check for
4163         hidden and internal symbols.
4164
4165 2011-07-06  Cary Coutant  <ccoutant@google.com>
4166
4167         * incremental.cc (Sized_incremental_binary::do_file_has_changed):
4168         Check disposition for startup file.
4169         (Incremental_inputs::report_command_line): Ignore
4170         --incremental-startup-unchanged option.
4171         * options.cc (General_options::parse_incremental_startup_unchanged):
4172         New function.
4173         (General_options::General_options): Initialize new data member.
4174         * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
4175         (General_options): Add --incremental-startup-unchanged option.
4176         (General_options::incremental_startup_disposition): New function.
4177         (General_options::incremental_startup_disposition_): New data member.
4178
4179 2011-07-06  Cary Coutant  <ccoutant@google.com>
4180
4181         * incremental.cc (Sized_incremental_binary::setup_readers): Pass
4182         input file index to Script_info ctor.
4183         (Sized_incremental_binary::do_file_has_changed): Find the
4184         command-line argument for files named in scripts.
4185         * incremental.h (Script_info::Script_info): New ctor
4186         with input file index.
4187         (Script_info::input_file_index): New function.
4188         (Script_info::input_file_index_): New data member.
4189         (Incremental_binary::get_library): Add const.
4190         (Incremental_binary::get_script_info): Add const.
4191         * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
4192         * testsuite/Makefile.am (incremental_test_5): New test case.
4193         (incremental_test_6): New test case.
4194         * testsuite/Makefile.in: Regenerate.
4195
4196 2011-07-06  Cary Coutant  <ccoutant@google.com>
4197
4198         * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
4199         debug output when command lines differ.
4200
4201 2011-07-06  Cary Coutant  <ccoutant@google.com>
4202
4203         * incremental.cc (Incremental_inputs::report_command_line): Ignore
4204         --incremental-patch option.
4205         * layout.cc (Free_list::allocate): Extend allocation beyond original
4206         end if enabled.
4207         (Layout::make_output_section): Mark sections that should get
4208         patch space.
4209         * options.cc (parse_percent): New function.
4210         * options.h (parse_percent): New function.
4211         (DEFINE_percent): New macro.
4212         (General_options): Add --incremental-patch option.
4213         * output.cc (Output_section::Output_section): Initialize new data
4214         members.
4215         (Output_section::add_input_section): Print section name when out
4216         of patch space.
4217         (Output_section::add_output_section_data): Likewise.
4218         (Output_section::set_final_data_size): Add patch space when
4219         doing --incremental-full.
4220         (Output_section::do_reset_address_and_file_offset): Remove patch
4221         space.
4222         (Output_segment::set_section_list_addresses): Print debug output
4223         only if --incremental-update.
4224         * output.h (Output_section::set_is_patch_space_allowed): New function.
4225         (Output_section::is_patch_space_allowed_): New data member.
4226         (Output_section::patch_space_): New data member.
4227         * parameters.cc (Parameters::incremental_full): New function.
4228         * parameters.h (Parameters::incremental_full): New function
4229         * testsuite/Makefile.am (incremental_test_2): Add test for
4230         --incremental-patch option.
4231         * testsuite/Makefile.in: Regenerate.
4232         * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
4233         (t18): Remove function body.
4234
4235 2011-07-05  Doug Kwan  <dougkwan@google.com>
4236
4237         PR gold/12771
4238         * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
4239         Arm_Address type for relocation result.
4240         (Arm_relocate_functions::abs16): Use unaligned access.  Also fix
4241         overflow check.
4242         (Arm_relocate_functions::abs32): Use unaligned access.
4243         (Arm_relocate_functions::rel32): Ditto.
4244         (Arm_relocate_functions::prel31): Ditto.
4245         (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
4246         * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
4247         static data relocations.
4248         * testsuite/Makefile.in: Regnerate.
4249         * testsuite/arm_unaligned_reloc.{s,sh}: New files.
4250
4251 2011-07-05  Ian Lance Taylor  <iant@google.com>
4252
4253         PR gold/12392
4254         * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
4255         symbols if necessary.
4256         * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4257
4258 2011-07-05  Ian Lance Taylor  <iant@google.com>
4259
4260         PR gold/12952
4261         * resolve.cc (Symbol::override_base_with_special): Simply override
4262         version with special symbol version, ignoring previous version.
4263
4264 2011-07-05  Ian Lance Taylor  <iant@google.com>
4265
4266         * object.cc (Sized_relobj_file::include_section_group): Add
4267         information to comment about signature location.
4268
4269 2011-07-02  Ian Lance Taylor  <iant@google.com>
4270
4271         PR gold/12957
4272         * options.h (class General_options): Add -f and -F.
4273         * options.cc (General_options::finalize): Fatal error if -f/-F
4274         are used without -shared.
4275         * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
4276
4277 2011-07-02  Ian Lance Taylor  <iant@google.com>
4278
4279         * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
4280
4281 2011-07-01  Ian Lance Taylor  <iant@google.com>
4282
4283         PR gold/12525
4284         PR gold/12952
4285         * resolve.cc (Symbol::override_base_with_special): Don't override
4286         the version if the overriding symbol has a different name.
4287         * dynobj.cc (Versions::add_def): Add dynpool parameter.  Change
4288         all callers.  If we give an error about an undefined version,
4289         define the base version if necessary.
4290         * dynobj.h (class Versions): Update declaration.
4291         * testsuite/weak_alias_test_5.cc: New file.
4292         * testsuite/weak_alias_test.script: New file.
4293         * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
4294         and versioned_alias have the right value, and call t2.
4295         * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
4296         weak_alias_test_5.so.
4297         (weak_alias_test_LDADD): Likewise.
4298         (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
4299         * testsuite/Makefile.in: Rebuild.
4300
4301 2011-07-01  Ian Lance Taylor  <iant@google.com>
4302
4303         PR gold/12525
4304         * options.h (class General_options): Support -z notext.
4305         * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
4306         -Wl,-z,notext.
4307         (two_file_shared_nonpic.so): Likewise.
4308         (two_file_shared_mixed.so): Likewise.
4309         (two_file_shared_mixed_1.so): Likewise.
4310         (weak_undef_lib_nonpic.so): Likewise.
4311         (alt/weak_undef_lib_nonpic.so): Likewise.
4312         (tls_test_shared_nonpic.so): Likewise.
4313         * testsuite/Makefile.in: Rebuild.
4314
4315 2011-07-01  Ian Lance Taylor  <iant@google.com>
4316
4317         PR gold/12525
4318         * configure.ac: Test whether static linking works, setting
4319         the automake conditional HAVE_STATIC.
4320         * testsuite/Makefile.am: Disable tests using -static if
4321         HAVE_STATIC is not true.
4322         * configure, testsuite/Makefile.in: Rebuild.
4323
4324 2011-07-01  Ian Lance Taylor  <iant@google.com>
4325
4326         PR gold/12525
4327         * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
4328         Assert if we see DW_EH_PE_indirect.
4329         * target.h (Target::ehframe_datarel_base): New function.
4330         (Target::do_ehframe_datarel_base): New target function.
4331         * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
4332         * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
4333         function.
4334
4335 2011-07-01  Ian Lance Taylor  <iant@google.com>
4336
4337         PR gold/12571
4338         * options.h (class General_options): Add
4339         --ld-generated-unwind-info.
4340         * ehframe.cc (Fde::write): Add address parameter.  Change all
4341         callers.  If associated with PLT, fill in address and size.
4342         (Cie::set_output_offset): Only add merge mapping if there is an
4343         object.
4344         (Cie::write): Add address parameter.  Change all callers.
4345         (Eh_frame::add_ehframe_for_plt): New function.
4346         * ehframe.h (class Fde): Update declarations.  Move shndx_ and
4347         input_offset_ fields into union u_, with new plt field.
4348         (Fde::Fde): Adjust for new union field.
4349         (Fde::Fde) [Output_data version]: New constructor.
4350         (Fde::add_mapping): Only add merge mapping if there is an object.
4351         (class Cie): Update declarations.
4352         (class Eh_frame): Declare add_ehframe_for_plt.
4353         * layout.cc (Layout::layout_eh_frame): Break out code into
4354         make_eh_frame_section, and call it.
4355         (Layout::make_eh_frame_section): New function.
4356         (Layout::add_eh_frame_for_plt): New function.
4357         * layout.h (class Layout): Update declarations.
4358         * merge.cc (Merge_map::add_mapping): Add assertion.
4359         * i386.cc: Include "dwarf.h".
4360         (class Output_data_plt_i386): Make first_plt_entry,
4361         dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const.  Add
4362         plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4363         and plt_eh_frame_fde.
4364         (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
4365         boundary.  Call add_eh_frame_for_plt if appropriate.
4366         * x86_64.cc: Include "dwarf.h".
4367         (class Output_data_plt_x86_64): Align to 16-byte boundary.  Make
4368         first_plt_entry, plt_entry and tlsdesc_plt_entry const.  Add
4369         plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4370         and plt_eh_frame_fde.
4371         (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
4372         appropriate.
4373
4374 2011-06-29  Ian Lance Taylor  <iant@google.com>
4375
4376         PR gold/12629
4377         * object.cc (Sized_relobj_file::layout_section): Change shdr
4378         parameter to be const.
4379         (Sized_relobj_file::layout_eh_frame_section): New function, broken
4380         out of do_layout.
4381         (Sized_relobj_file::do_layout): Defer .eh_frame sections if
4382         appropriate.  Call layout_eh_frame_section.
4383         (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
4384         sections.
4385         * object.h (class Sized_relobj_file): Update declarations.
4386
4387 2011-06-29  Ian Lance Taylor  <iant@google.com>
4388
4389         PR gold/12652
4390         * script.cc (Token::integer_value): Accept trailing M/m/K/k
4391         modifier.
4392         (Lex::gather_token): Accept trailing M/m/K/k for integers.
4393
4394 2011-06-29  Ian Lance Taylor  <iant@google.com>
4395
4396         PR gold/12675
4397         * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
4398         SHT_X86_64_UNWIND.
4399         * layout.cc (Layout::layout_eh_frame): Likewise.
4400
4401 2011-06-29  Ian Lance Taylor  <iant@google.com>
4402
4403         PR gold/12695
4404         * layout.cc (Layout::symtab_section_shndx): New function.
4405         * layout.h (class Layout): Declare symtab_section_shndx.
4406         * output.cc (Output_section::write_header): Call it.
4407
4408 2011-06-29  Ian Lance Taylor  <iant@google.com>
4409
4410         PR gold/12818
4411         * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
4412         symbols which are not used in a relocation.
4413
4414 2011-06-28  Ian Lance Taylor  <iant@google.com>
4415
4416         PR gold/12898
4417         * layout.cc (Layout::segment_precedes): Don't crash if a linker
4418         script create indistinguishable segments.
4419         (Layout::set_segment_offsets): Use stable_sort when sorting
4420         segments.  Pass this to Compare_segments constructor.
4421         * layout.h (class Layout): Make segment_precedes non-static.
4422         (class Compare_segments): Change from struct to class.  Add
4423         layout_ field.  Add constructor.
4424         * script-sections.cc
4425         (Script_sections::attach_sections_using_phdrs_clause): Rename
4426         local orphan to is_orphan.  Don't report failure to put empty
4427         section in segment.  On attachment failure, report name of
4428         section, and attach to first PT_LOAD segment.
4429
4430 2011-06-28  Ian Lance Taylor  <iant@google.com>
4431
4432         PR gold/12934
4433         * target-select.cc (Target_selector::Target_selector): Add
4434         emulation parameter.  Change all callers.
4435         (select_target_by_bfd_name): Rename from select_target_by_name.
4436         Change all callers.
4437         (select_target_by_emulation): New function.
4438         (supported_emulation_names): New function.
4439         * target-select.h (class Target_selector): Add emulation_ field.
4440         Update declarations.
4441         (Target_selector::recognize_by_bfd_name): Rename from
4442         recognize_by_name.  Change all callers.
4443         (Target_selector::supported_bfd_names): Rename from
4444         supported_names.  Change all callers.
4445         (Target_selector::recognize_by_emulation): New function.
4446         (Target_selector::supported_emulations): New function.
4447         (Target_selector::emulation): New function.
4448         (Target_selector::do_recognize_by_bfd_name): Rename from
4449         do_recognize_by_name.  Change all callers.
4450         (Target_selector::do_supported_bfd_names): Rename from
4451         do_supported_names.  Change all callers.
4452         (Target_selector::do_recognize_by_emulation): New function.
4453         (Target_selector::do_supported_emulations): New function.
4454         (select_target_by_bfd_name): Change name in declaration.
4455         (select_target_by_emulation): Declare.
4456         (supported_emulation_names): Declare.
4457         * parameters.cc (parameters_force_valid_target): Try to find
4458         target based on emulation from -m option.
4459         * options.h (class General_options): Change doc string for -m.
4460         * options.cc (help): Print emulations.
4461         (General_options::parse_V): Likewise.
4462         * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
4463         Add emulation parameter.  Change all callers.
4464
4465 2011-06-28  Ian Lance Taylor  <iant@google.com>
4466
4467         * target.h (class Target): Add osabi_ field.
4468         (Target::osabi): New function.
4469         (Target::set_osabi): New function.
4470         (Target::Target): Initialize osabi_.
4471         (Target::do_adjust_elf_header): Make pure virtual.
4472         (Sized_target::do_adjust_elf_header): Declare.
4473         * target.cc (Sized_target::do_adjust_elf_header): New function.
4474         (class Sized_target): Instantiate all versions.
4475         * freebsd.h (class Target_freebsd): Remove.
4476         (Target_selector_freebsd::do_recognize): Call set_osabi on
4477         Target.
4478         (Target_selector_freebsd::do_recognize_by_name): Likewise.
4479         (Target_selector_freebsd::set_osabi): Remove.
4480         * i386.cc (class Target_i386): Inherit from Sized_target rather
4481         than Target_freebsd.
4482         * x86_64.cc (class Target_x86_64): Likewise.
4483
4484 2011-06-28  Ian Lance Taylor  <iant@google.com>
4485
4486         * target.h (Target::can_check_for_function_pointers): Rewrite.
4487         Make non-virtual.
4488         (Target::can_icf_inline_merge_sections): Likewise.
4489         (Target::section_may_have_icf_unsafe_poineters): Likewise.
4490         (Target::Target_info): Add can_icf_inline_merge_sections field.
4491         (Target::do_can_check_for_function_pointers): New virtual
4492         function.
4493         (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
4494         * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
4495         from can_check_for_function_pointers, move in file.
4496         (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
4497         section_may_have_icf_unsafe_poineters, move in file.
4498         (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
4499         * i386.cc (Target_i386::do_can_check_for_function_pointers):
4500         Rename from can_check_for_function_pointers, move in file.
4501         (Target_i386::can_icf_inline_merge_sections): Remove.
4502         (Target_i386::i386_info): Initialize
4503         can_icf_inline_merge_sections.
4504         * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4505         Initialize can_icf_inline_merge_sections.
4506         * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
4507         * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
4508         Rename from can_check_for_function_pointers, move in file.
4509         (Target_x86_64::can_icf_inline_merge_sections): Remove.
4510         (Target_x86_64::x86_64_info): Initialize
4511         can_icf_inline_merge_sections.
4512         * testsuite/testfile.cc (Target_test::test_target_info):
4513         Likewise.
4514         * icf.cc (get_section_contents): Correct formatting.
4515
4516 2011-06-27  Ian Lance Taylor  <iant@google.com>
4517
4518         * symtab.cc (Symbol::versioned_name): New function.
4519         (Symbol_table::add_to_final_symtab): Use versioned_name when
4520         appropriate.
4521         (Symbol_table::sized_write_symbol): Likewise.
4522         * symtab.h (class Symbol): Declare versioned_name.
4523         * stringpool.h (class Stringpool_template): Add variant of add
4524         which takes a std::basic_string.
4525         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
4526         (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
4527         (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
4528         (ver_test_12.o): New target.
4529         * testsuite/Makefile.in: Rebuild.
4530
4531 2011-06-27  Doug Kwan  <dougkwan@google.com>
4532
4533         * arm.cc (Arm_relocate_functions::thm_jump8,
4534         Arm_relocate_functions::thm_jump11): Use a wider signed
4535         type to compute offset.
4536         * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
4537         arm_thm_jump8.
4538         * testsuite/Makefile.in: Regenerate.
4539         * testsuite/arm_branch_in_range.sh: Check test results of
4540         arm_thm_jump11 and arm_thm_jump8.
4541         * testsuite/arm_thm_jump11.s: New test source file.
4542         * testsuite/arm_thm_jump11.t: New linker script.
4543         * testsuite/arm_thm_jump8.s: New test source file.
4544         * testsuite/arm_thm_jump8.t: New linker script.
4545
4546 2011-06-24  Ian Lance Taylor  <iant@google.com>
4547
4548         * layout.cc: Include "object.h".
4549         (ctors_sections_in_init_array): New static variable.
4550         (Layout::is_ctors_in_init_array): New function.
4551         (Layout::layout): Add entry to ctors_sections_in_init_array if
4552         appropriate.
4553         * layout.h (class Layout): Declare is_ctors_in_init_array.
4554         * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
4555         is_ctors_reverse_view is set.
4556         (Sized_relobj_file::write_sections): Add layout parameter.  Change
4557         all callers.  Set is_ctors_reverse_view field of View_size.
4558         (Sized_relobj_file::reverse_words): New function.
4559         * object.h (Sized_relobj_file::View_size): Add
4560         is_ctors_reverse_view field.
4561         (class Sized_relobj_file): Update declarations.
4562         * testsuite/initpri3.c: New test.
4563         * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
4564         initpri3b.
4565         (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
4566         (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
4567         (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
4568         (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
4569         * testsuite/Makefile.in: Rebuild.
4570
4571 2011-06-24  Cary Coutant  <ccoutant@google.com>
4572
4573         * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
4574         (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
4575         (debug_msg_cdebug.err): New targets.
4576         * testsuite/Makefile.in: Regenerate.
4577         * testsuite/debug_msg.sh: Check output of link with compressed debug.
4578         Fix checks for link with shared library.
4579
4580 2011-06-24  Doug Kwan  <dougkwan@google.com>
4581
4582         * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
4583         skip empty text sections.
4584         * testsuite/arm_exidx_test.s: Test handling of an empty text section.
4585
4586 2011-06-22  Ian Lance Taylor  <iant@google.com>
4587
4588         PR gold/12910
4589         * options.h (class General_options): Add --ctors-in-init-array.
4590         * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
4591         friends as SHT_PROGBITS for merging sections.
4592         (Layout::layout): Remove special handling of .init_array and
4593         friends.  Don't sort if doing relocatable link.  Sort for .ctors
4594         and .dtors if ctors_in_init_array.
4595         (Layout::make_output_section): Force correct section types for
4596         .init_array and friends.  Don't sort if doing relocatable link,
4597         Don't sort .ctors and .dtors if ctors_in_init_array.
4598         (Layout::section_name_mapping): Remove .ctors. and .dtorso.
4599         (Layout::output_section_name): Add relobj parameter.  Change all
4600         callers.  Handle .ctors. and .dtors. in code rather than table.
4601         Handle .ctors and .dtors if ctors_in_init_array.
4602         (Layout::match_file_name): New function, moved from output.cc.
4603         * layout.h (class Layout): Update declarations.
4604         * output.cc: Include "layout.h".
4605         (Input_section_sort_entry::get_priority): New function.
4606         (Input_section_sort_entry::match_file_name): Just call
4607         Layout::match_file_name.
4608         (Output_section::Input_section_sort_init_fini_compare::operator()):
4609         Handle .ctors and .dtors.  Sort by explicit priority rather than
4610         by name.
4611         * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
4612         * testsuite/initpri2.c: New test.
4613         * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
4614         (check_PROGRAMS): Add initpri2.
4615         (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
4616         (initpri2_LDFLAGS, initpri2_LDADD): New variables.
4617         * configure, testsuite/Makefile.in: Rebuild.
4618
4619 2011-06-19  Ian Lance Taylor  <iant@google.com>
4620
4621         PR gold/12880
4622         * layout.cc (Layout::attach_allocated_section_to_segment): Add a
4623         .interp section to a PT_INTERP segment even if we have seen a
4624         --dynamic-linker option.  Don't do it if we have seen a PHDRS
4625         clause in a linker script.
4626         (Layout::finalize): Don't create a .interp section if we've
4627         already create a PT_INTERP segment.
4628         (Layout::create_interp): Always call choose_output_section (revert
4629         patch of 2011-06-17).  Don't create PT_INTERP segment.
4630         * script-sections.cc
4631         (Script_sections::create_note_and_tls_segments): Add a .interp
4632         section to a PT_INTERP segment even if we have seen a
4633         --dynamic-linker option.
4634
4635 2011-06-18  Ian Lance Taylor  <iant@google.com>
4636
4637         * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
4638         merely because a non-PT_LOAD segment has a dynamic reloc.
4639
4640 2011-06-18  Ian Lance Taylor  <iant@google.com>
4641
4642         * layout.cc (Layout::finish_dynamic_section): Don't create
4643         DT_FLAGS entry if not needed.
4644
4645 2011-06-18  Ian Lance Taylor  <iant@google.com>
4646
4647         PR gold/12745
4648         * layout.cc (Layout::layout_eh_frame): Correct handling of
4649         writable .eh_frame section.
4650
4651 2011-06-17  Ian Lance Taylor  <iant@google.com>
4652
4653         PR gold/12893
4654         * resolve.cc (Symbol_table::resolve): Don't give an error if a
4655         symbol is redefined with the exact same object and value.
4656
4657 2011-06-17  Ian Lance Taylor  <iant@google.com>
4658
4659         PR gold/12880
4660         * layout.h (class Layout): Add interp_segment_ field.
4661         * layout.cc (Layout::Layout): Initialize interp_segment_ field.
4662         (Layout::attach_allocated_section_to_segment): If making shared
4663         library, put .interp section in PT_INTERP segment.
4664         (Layout::finalize): Also call create_interp if -dynamic-linker
4665         option was used.
4666         (Layout::create_interp): Assert that there is no PT_INTERP
4667         segment.  If not using a SECTIONS clause, use make_output_section.
4668         (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
4669         * script-sections.cc
4670         (Script_sections::create_note_and_tls_segments): If making shared
4671         library, put .interp section in PT_INTERP segment.
4672
4673 2011-06-17  Ian Lance Taylor  <iant@google.com>
4674
4675         * object.cc (Sized_relobj_file::do_layout): Keep warning sections
4676         when making a shared library.
4677
4678 2011-06-17  Ian Lance Taylor  <iant@google.com>
4679
4680         * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
4681         parameter.  Change all callers.  Don't issue warning about PC32
4682         against locally defined symbol.
4683
4684 2011-06-16  Ian Lance Taylor  <iant@google.com>
4685
4686         * symtab.cc (Warnings::issue_warning): Don't warn if relocation
4687         occurs in same object.
4688
4689 2011-06-14  Alan Modra  <amodra@gmail.com>
4690
4691         * po/POTFILES.in: Regenerate.
4692
4693 2011-06-09  Ian Lance Taylor  <iant@google.com>
4694
4695         * script-sections.cc
4696         (Orphan_output_section::set_section_addresses): For a relocatable
4697         link set address to 0.
4698
4699 2011-06-09  Cary Coutant  <ccoutant@google.com>
4700
4701         PR gold/12804
4702         * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
4703         used with --compress-debug-sections.
4704         * gold/object.cc (Sized_relobj_file::do_layout): Report
4705         uncompressed size of compressed input sections.
4706
4707 2011-06-08  Cary Coutant  <ccoutant@google.com>
4708
4709         PR gold/12804
4710         * testsuite/two_file_test_2_v1.cc: Change initialization of
4711         v2 to keep it in .data.
4712
4713 2011-06-07  Cary Coutant  <ccoutant@google.com>
4714
4715         * common.cc (Symbol_table::do_allocate_commons_list): Call
4716         gold_fallback.
4717         * errors.cc (Errors::fatal): Adjust call to gold_exit.
4718         (Errors::fallback): New function.
4719         (gold_fallback): New function.
4720         * errors.h (Errors::fallback): New function.
4721         * gold.cc (gold_exit): Change status parameter to enum; adjust
4722         all callers.
4723         (queue_initial_tasks): Call gold_fallback.
4724         * gold.h: Include cstdlib.
4725         (Exit_status): New enum type.
4726         (gold_exit): Change status parameter to enum.
4727         (gold_fallback): New function.
4728         * layout.cc (Layout::set_section_offsets): Call gold_fallback.
4729         (Layout::create_symtab_sections): Likewise.
4730         (Layout::create_shdrs): Likewise.
4731         * main.cc (main): Adjust call to gold_exit.
4732         * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
4733         (Output_data_got::add_got_entry_pair): Likewise.
4734         (Output_section::add_input_section): Likewise.
4735         (Output_section::add_output_section_data): Likewise.
4736         (Output_segment::set_section_list_addresses): Likewise.
4737         * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
4738
4739 2011-06-07  Cary Coutant  <ccoutant@google.com>
4740
4741         * layout.cc (Layout::set_segment_offsets): Don't adjust layout
4742         for incremental links.
4743         * output.cc (Output_segment::set_section_list_addresses): Remove
4744         FIXME and test for TLS or BSS.
4745
4746 2011-06-07  Cary Coutant  <ccoutant@google.com>
4747
4748         * testsuite/Makefile.am: Add incremental_copy_test,
4749         incremental_common_test_1.
4750         * testsuite/Makefile.in: Regenerate.
4751         * testsuite/common_test_1_v1.c: New source file.
4752         * testsuite/common_test_1_v2.c: New source file.
4753         * testsuite/copy_test_v1.cc: New source file.
4754
4755 2011-06-07  Cary Coutant  <ccoutant@google.com>
4756
4757         * common.cc (Symbol_table::do_allocate_commons_list): For incremental
4758         update, allocate common from bss section's free list.
4759         * incremental-dump.cc (dump_incremental_inputs): Print flag for
4760         linker-defined symbols.
4761         * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4762         Skip GOT and PLT entries that are no longer referenced.
4763         (Output_section_incremental_inputs::write_info_blocks): Mark
4764         linker-defined symbols.
4765         (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
4766         * output.cc (Output_section::allocate): New function.
4767         * output.h (Output_section::allocate): New function.
4768         * resolve.cc (Symbol_table::report_resolve_problem): Add case for
4769         linker-defined symbols.
4770         (Symbol::override_base_with_special): Copy is_predefined_ flag.
4771         * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
4772         (Symbol::init_base_output_data): Likewise.
4773         (Symbol::init_base_output_segment): Likewise.
4774         (Symbol::init_base_constant): Likewise.
4775         (Sized_symbol::init_output_data): Likewise.
4776         (Sized_symbol::init_output_segment): Likewise.
4777         (Sized_symbol::init_constant): Likewise.
4778         (Symbol_table::do_define_in_output_data): Likewise.
4779         (Symbol_table::do_define_in_output_segment): Likewise.
4780         (Symbol_table::do_define_as_constant): Likewise.
4781         * symtab.h (Symbol::is_predefined): New function.
4782         (Symbol::init_base_output_data): Add is_predefined parameter.
4783         (Symbol::init_base_output_segment): Likewise.
4784         (Symbol::init_base_constant): Likewise.
4785         (Symbol::is_predefined_): New data member.
4786         (Sized_symbol::init_output_data): Add is_predefined parameter.
4787         (Sized_symbol::init_output_segment): Likewise.
4788         (Sized_symbol::init_constant): Likewise.
4789         (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
4790
4791 2011-06-07  Cary Coutant  <ccoutant@google.com>
4792
4793         * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
4794         instead of emit_copy_reloc.
4795         (Copy_relocs::emit_copy_reloc): Refactor.
4796         (Copy_relocs::make_copy_reloc): New function.
4797         (Copy_relocs::add_copy_reloc): Remove.
4798         * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
4799         section.
4800         (Copy_relocs::make_copy_reloc): New function.
4801         (Copy_relocs::add_copy_reloc): Remove.
4802         * gold.cc (queue_middle_tasks): Emit old COPY relocations from
4803         unchanged input files.
4804         * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
4805         * incremental.cc (Sized_incremental_binary::do_reserve_layout):
4806         Reserve BSS space for COPY relocations.
4807         (Sized_incremental_binary::do_emit_copy_relocs): New function.
4808         (Output_section_incremental_inputs::write_info_blocks): Record
4809         whether a symbol is copied from a shared object.
4810         (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
4811         * incremental.h (enum Incremental_shlib_symbol_flags): New type.
4812         (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
4813         (Incremental_input_entry_reader::get_output_symbol_index): Add
4814         is_copy parameter.
4815         (Incremental_binary::emit_copy_relocs): New function.
4816         (Incremental_binary::do_emit_copy_relocs): New function.
4817         (Sized_incremental_binary::Sized_incremental_binary): Initialize
4818         new data member.
4819         (Sized_incremental_binary::add_copy_reloc): New function.
4820         (Sized_incremental_binary::do_emit_copy_relocs): New function.
4821         (Sized_incremental_binary::Copy_reloc): New struct.
4822         (Sized_incremental_binary::Copy_relocs): New typedef.
4823         (Sized_incremental_binary::copy_relocs_): New data member.
4824         * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
4825         * symtab.h (Symbol_table::add_from_incrobj): Change return type.
4826         * target.h (Sized_target::emit_copy_reloc): New function.
4827         * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
4828
4829 2011-06-02  Cary Coutant  <ccoutant@google.com>
4830
4831         PR gold/12163
4832         * gold/archive.cc (Archive::Archive): Initialize new data member.
4833         (Archive::include_all_members): Return if archive has already been
4834         included.
4835         * gold/archive.h (Archive::include_all_members_): New data member.
4836
4837 2011-06-02  Nick Clifton  <nickc@redhat.com>
4838
4839         * dynobj.h: Fix spelling mistake in comment.
4840         * output.cc: Likewise.
4841
4842 2011-05-31  Doug Kwan  <dougkwan@google.com>
4843             Asier Llano
4844
4845         PR gold/12826
4846         * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
4847         arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
4848         * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up.  Remove
4849         redundant arm_exidx_test.so.
4850         * testsuite/Makefile.in: Regenerate.
4851         (check_SCRIPTS): Add pr12826.sh
4852         (check_DATA): Add pr12826.stdout
4853         (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
4854         * testsuite/pr12826.sh: New file.
4855         * testsuite/pr12826_1.s: Ditto.
4856         * testsuite/pr12826_1.s: Ditto.
4857
4858 2011-05-30  Ian Lance Taylor  <iant@google.com>
4859
4860         * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
4861         sections.
4862
4863 2011-05-29  Ian Lance Taylor  <iant@google.com>
4864
4865         PR gold/12804
4866         * testsuite/Makefile.am: Use different file name for two_file_test
4867         temporary file for each incremental test.
4868         * testsuite/Makefile.in: Rebuild.
4869
4870 2011-05-29  Ian Lance Taylor  <iant@google.com>
4871
4872         * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
4873         binary input file is empty.
4874
4875 2011-05-27  Ian Lance Taylor  <iant@google.com>
4876
4877         * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
4878         (ver_test_9.so): Likewise.
4879         * testsuite/Makefile.in: Rebuild.
4880
4881 2011-05-26 Cary Coutant  <ccoutant@google.com>
4882
4883         * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
4884         * incremental.cc (Incremental_inputs::report_input_section): Fix
4885         comment, indentation.
4886         (Incremental_inputs::report_comdat_group): New function.
4887         (Output_section_incremental_inputs::set_final_data_size): Adjust size
4888         of data for incremental input file entry.
4889         (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
4890         group count, COMDAT group signatures.
4891         (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
4892         an unchanged input file.
4893         * incremental.h (Incremental_object_entry::Incremental_object_entry):
4894         Initialize new data member.
4895         (Incremental_object_entry::add_comdat_group): New function.
4896         (Incremental_object_entry::get_comdat_group_count): New function.
4897         (Incremental_object_entry::get_comdat_signature_key): New function.
4898         (Incremental_object_entry::groups_): New data member.
4899         (Incremental_inputs::report_comdat_group): New function.
4900         (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
4901         data for incremental input file entry.
4902         (Incremental_input_entry_reader::get_comdat_group_count): New function.
4903         (Incremental_input_entry_reader::get_input_section): Adjust size of
4904         data for incremental input file entry.
4905         (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
4906         (Incremental_input_entry_reader::get_comdat_group_signature): New
4907         function.
4908         * object.cc (Sized_relobj::include_section_group): Report kept
4909         COMDAT groups for incremental links.
4910
4911 2011-05-24  David Meyer  <pdox@google.com>
4912
4913         * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
4914         with name parameter.  Add found_name parameter.
4915         * fileread.cc (Input_file::find_file): Adjust code accordingly.
4916         * dirsearch.h (class Dirsearch): Update declaration.
4917
4918 2011-05-24  Ian Lance Taylor  <iant@google.com>
4919
4920         * archive.cc (Library_base::should_include_member): Pull in object
4921         from archive if it defines the entry symbol.
4922         * parameters.cc (Parameters::entry): New function.
4923         * parameters.h (class Parameters): Declare entry.
4924         * output.h (class Output_file_header): Remove entry_ field.
4925         * output.cc (Output_file_header::Output_file_header): Remove entry
4926         parameter.  Change all callers.
4927         (Output_file_header::entry): Use parameters->entry.
4928         * gold.cc (queue_middle_tasks): Likewise.
4929         * plugin.cc (Plugin_hook::run): Likewise.
4930
4931 2011-05-24 Cary Coutant  <ccoutant@google.com>
4932
4933         * gold.cc (queue_initial_tasks): Pass incremental base filename
4934         to Output_file::open_base_file; don't print error message.
4935         * incremental-dump.cc (main): Adjust call to
4936         Output_file::open_for_modification.
4937         * incremental-dump.cc (main): Likewise.
4938         * incremental.cc (Incremental_inputs::report_command_line):
4939         Ignore --incremental-base option when comparing command lines.
4940         Ignore parameter when given as separate argument.
4941         * options.h (class General_options): Add --incremental-base.
4942         * output.cc (Output_file::Output_file):
4943         (Output_file::open_base_file): Add base_name and writable parameters;
4944         read base file into new file; print error message here.
4945         (Output_file::map_no_anonymous): Add writable parameter; adjust all
4946         callers.
4947         * output.h (Output_file::open_for_modification): Rename to...
4948         (Output_file::open_base_file): ...this; add base_name and
4949         writable parameters; adjust all callers.
4950         (Output_file::map_no_anonymous): Add writable parameter; adjust all
4951         callers.
4952         * testsuite/Makefile.am (incremental_test_4): Test
4953         --incremental-base.
4954         * testsuite/Makefile.in: Regenerate.
4955
4956 2011-05-24 Cary Coutant  <ccoutant@google.com>
4957
4958         * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
4959         incremental_test_4.
4960         * testsuite/Makefile.in: Regenerate.
4961         * testsuite/two_file_test_1_v1.cc: New test source file.
4962         * testsuite/two_file_test_1b_v1.cc: New test source file.
4963         * testsuite/two_file_test_2_v1.cc: New test source file.
4964
4965 2011-05-24 Cary Coutant  <ccoutant@google.com>
4966
4967         * dynobj.h (Dynobj::do_dynobj): New function.
4968         * incremental-dump.cc (dump_incremental_inputs): Print as_needed
4969         flag and soname for shared objects.
4970         * incremental.cc (Incremental_inputs::report_object): Make
4971         either Incremental_object_entry or Incremental_dynobj_entry; add
4972         soname to string table.
4973         (Incremental_inputs::report_input_section): Add assertion.
4974         (Output_section_incremental_inputs::set_final_data_size): Adjust
4975         type of input file entry for shared libraries; adjust size of
4976         shared library info entry.
4977         (Output_section_incremental_inputs::write_input_files): Write
4978         as_needed flag for shared libraries.
4979         (Output_section_incremental_inputs::write_info_blocks): Adjust type
4980         of input file entry for shared libraries; write soname.
4981         (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
4982         soname from incremental info.
4983         * incremental.h (enum Incremental_input_flags): Add
4984         INCREMENTAL_INPUT_AS_NEEDED.
4985         (Incremental_input_entry::Incremental_input_entry): Initialize new
4986         data member.
4987         (Incremental_input_entry::set_as_needed): New function.
4988         (Incremental_input_entry::as_needed): New function.
4989         (Incremental_input_entry::do_dynobj_entry): New function.
4990         (Incremental_input_entry::as_needed_): New data member.
4991         (Incremental_object_entry::Incremental_object_entry): Don't check
4992         for shared library.
4993         (Incremental_object_entry::do_type): Likewise.
4994         (class Incremental_dynobj_entry): New class.
4995         (Incremental_input_entry_reader::as_needed): New function.
4996         (Incremental_input_entry_reader::get_soname): New function.
4997         (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
4998         (Incremental_input_entry_reader::get_output_symbol_index): Adjust
4999         size of shared library info entry.
5000         * layout.cc (Layout::finish_dynamic_section): Don't test for
5001         incremental link when adding DT_NEEDED entries.
5002         * object.h (Object::Object): Initialize new data member.
5003         (Object::dynobj): New function.
5004         (Object::set_as_needed): New function.
5005         (Object::as_needed): New function.
5006         (Object::do_dynobj): New function.
5007         (Object::as_needed_): New data member.
5008
5009 2011-05-24 Cary Coutant  <ccoutant@google.com>
5010
5011         * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
5012         info; adjust display of GOT entries.
5013         * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5014         vector of input objects; remove file_status_.
5015         (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
5016         (Sized_incremental_binary::do_process_got_plt): Adjust calls to
5017         got_plt reader; call target hooks to reserve GOT entries.
5018         (Output_section_incremental_inputs::set_final_data_size): Adjust size
5019         of input file info header and GOT info entry.
5020         (Output_section_incremental_inputs::write_info_blocks): Write dynamic
5021         relocation info.
5022         (Got_plt_view_info::got_descriptor): Remove.
5023         (Got_plt_view_info::sym_index): New data member.
5024         (Got_plt_view_info::input_index): New data member.
5025         (Local_got_offset_visitor::visit): Write input file index.
5026         (Global_got_offset_visitor::visit): Write 0 for input file index.
5027         (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
5028         with sym_index and input_index.
5029         (Output_section_incremental_inputs::write_got_plt): Adjust size of
5030         incremental info GOT entry; replace got_descriptor with input_index.
5031         (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
5032         map from input file index to object.
5033         (Sized_relobj_incr::do_layout): Replace direct data member reference
5034         with accessor function.
5035         (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
5036         * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
5037         Adjust size of input file info header.
5038         (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
5039         (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
5040         (Incremental_input_entry_reader::get_input_section): Adjust size of
5041         input file info header.
5042         (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
5043         of incremental info GOT entry.
5044         (Incremental_got_plt_reader::get_got_desc): Remove.
5045         (Incremental_got_plt_reader::get_got_symndx): New function.
5046         (Incremental_got_plt_reader::get_got_input_index): New function.
5047         (Sized_incremental_binary::Sized_incremental_binary): Remove
5048         file_status_; add input_objects_.
5049         (Sized_incremental_binary::~Sized_incremental_binary): Remove.
5050         (Sized_incremental_binary::set_file_is_unchanged): Remove.
5051         (Sized_incremental_binary::file_is_unchanged): Remove.
5052         (Sized_incremental_binary::set_input_object): New function.
5053         (Sized_incremental_binary::input_object): New function.
5054         (Sized_incremental_binary::file_status_): Remove.
5055         (Sized_incremental_binary::input_objects_): New data member.
5056         (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
5057         references.
5058         (Sized_relobj_incr::invalid_address): Move to base class.
5059         (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
5060         class.
5061         (Sized_relobj_incr::do_output_section_offset): Likewise.
5062         (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
5063         (Sized_relobj_incr::section_offsets_): Likewise.
5064         * object.cc (Sized_relobj::do_for_all_local_got_entries): New
5065         function.
5066         (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
5067         (Sized_relobj_file::layout_section): Replace refs to section_offsets_
5068         with accessor function.
5069         (Sized_relobj_file::do_layout): Likewise.
5070         (Sized_relobj_file::do_layout_deferred_sections): Likewise.
5071         (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
5072         (Sized_relobj_file::compute_final_local_value): Replace refs to
5073         section_offsets_ with accessor function.
5074         (Sized_relobj_file::do_finalize_local_symbols): Likewise.
5075         * object.h (Relobj::Relobj): Initialize new data members.
5076         (Relobj::add_dyn_reloc): New function.
5077         (Relobj::first_dyn_reloc): New function.
5078         (Relobj::dyn_reloc_count): New function.
5079         (Relobj::first_dyn_reloc_): New data member.
5080         (Relobj::dyn_reloc_count_): New data member.
5081         (Sized_relobj): Rename Sized_relobj_base to this; adjust all
5082         references.
5083         (Sized_relobj::Address): New typedef.
5084         (Sized_relobj::invalid_address): Move here from child class.
5085         (Sized_relobj::Sized_relobj): Initialize new data members.
5086         (Sized_relobj::sized_relobj): New function.
5087         (Sized_relobj::is_output_section_offset_invalid): Move here from
5088         child class.
5089         (Sized_relobj::get_output_section_offset): Likewise.
5090         (Sized_relobj::local_has_got_offset): Likewise.
5091         (Sized_relobj::local_got_offset): Likewise.
5092         (Sized_relobj::set_local_got_offset): Likewise.
5093         (Sized_relobj::do_for_all_local_got_entries): Likewise.
5094         (Sized_relobj::clear_got_offsets): New function.
5095         (Sized_relobj::section_offsets): Move here from child class.
5096         (Sized_relobj::do_output_section_offset): Likewise.
5097         (Sized_relobj::do_set_section_offset): Likewise.
5098         (Sized_relobj::Local_got_offsets): Likewise.
5099         (Sized_relobj::local_got_offsets_): Likewise.
5100         (Sized_relobj::section_offsets_): Likewise.
5101         (Sized_relobj_file): Rename Sized_relobj to this; adjust all
5102         references.
5103         (Sized_relobj_file::is_output_section_offset_invalid): Move to base
5104         class.
5105         (Sized_relobj_file::sized_relobj): New function
5106         (Sized_relobj_file::local_has_got_offset): Move to base class.
5107         (Sized_relobj_file::local_got_offset): Likewise.
5108         (Sized_relobj_file::set_local_got_offset): Likewise.
5109         (Sized_relobj_file::get_output_section_offset): Likewise.
5110         (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
5111         (Sized_relobj_file::do_output_section_offset): Likewise.
5112         (Sized_relobj_file::do_set_section_offset): Likewise.
5113         (Sized_relobj_file::Local_got_offsets): Likewise.
5114         (Sized_relobj_file::local_got_offsets_): Likewise.
5115         (Sized_relobj_file::section_offsets_): Likewise.
5116         * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
5117         (all constructors).
5118         (set_needs_dynsym_index): Convert relobj to derived class pointer.
5119         (Output_reloc::get_symbol_index): Likewise.
5120         (Output_reloc::local_section_offset): Likewise.
5121         (Output_reloc::get_address): Likewise.
5122         (Output_reloc::symbol_value): Likewise.
5123         (Output_data_got::reserve_slot): Move to class definition.
5124         (Output_data_got::reserve_local): New function.
5125         (Output_data_got::reserve_slot_for_global): Remove.
5126         (Output_data_got::reserve_global): New function.
5127         * output.h (Output_reloc::Output_reloc): Adjust type of relobj
5128         (all constructors, two instantiations).
5129         (Output_reloc::get_relobj): New function (two instantiations).
5130         (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
5131         (Output_data_reloc_base::add): Convert relobj to derived class pointer.
5132         (Output_data_reloc::add_global): Adjust type of relobj.
5133         (Output_data_reloc::add_global_relative): Likewise.
5134         (Output_data_reloc::add_symbolless_global_addend): Likewise.
5135         (Output_data_reloc::add_local): Likewise.
5136         (Output_data_reloc::add_local_relative): Likewise.
5137         (Output_data_reloc::add_symbolless_local_addend): Likewise.
5138         (Output_data_reloc::add_local_section): Likewise.
5139         (Output_data_reloc::add_output_section): Likewise.
5140         (Output_data_reloc::add_absolute): Likewise.
5141         (Output_data_reloc::add_target_specific): Likewise.
5142         (Output_data_got::reserve_slot): Move definition here.
5143         (Output_data_got::reserve_local): New function.
5144         (Output_data_got::reserve_global): New function.
5145         * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
5146         section_offsets_ with accessor function.
5147         (Sized_relobj_file::write_sections): Likewise.
5148         (Sized_relobj_file::do_relocate_sections): Likewise.
5149         * target.h (Sized_target::reserve_local_got_entry): New function.
5150         (Sized_target::reserve_global_got_entry): New function.
5151         * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
5152         (Target_x86_64::reserve_global_got_entry): New function.
5153         (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
5154
5155 2011-05-23 Cary Coutant  <ccoutant@google.com>
5156
5157         * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
5158         * incremental-dump.cc (dump_incremental_inputs): Mask high-order
5159         bit when checking got_type.
5160         * incremental.cc (Sized_incremental_binary::setup_readers):
5161         Store symbol table and string table locations; initialize bit vector
5162         of file status flags.
5163         (Sized_incremental_binary::do_reserve_layout): Set bit flag for
5164         unchanged files.
5165         (Sized_incremental_binary::do_process_got_plt): New function.
5166         (Sized_incremental_binary::get_symtab_view): Use stored locations.
5167         (Output_section_incremental_inputs::set_final_data_size): Record
5168         file index for each input file.
5169         (Output_section_incremental_inputs::write_got_plt): Store file index
5170         instead of input entry offset for each GOT entry.
5171         * incremental.h
5172         (Incremental_input_entry::Incremental_input_entry): Initialize new
5173         data member.
5174         (Incremental_input_entry::set_offset): Store file index.
5175         (Incremental_input_entry::get_file_index): New function.
5176         (Incremental_input_entry::file_index_): New data member.
5177         (Incremental_binary::process_got_plt): New function.
5178         (Incremental_binary::do_process_got_plt): New function.
5179         (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5180         data members.
5181         (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
5182         (Sized_incremental_binary::set_file_is_unchanged): New function.
5183         (Sized_incremental_binary::file_is_unchanged): New function.
5184         (Sized_incremental_binary::do_process_got_plt): New function.
5185         (Sized_incremental_binary::file_status_): New data member.
5186         (Sized_incremental_binary::main_symtab_loc_): New data member.
5187         (Sized_incremental_binary::main_strtab_loc_): New data member.
5188         * output.cc (Output_data_got::Got_entry::write): Add case
5189         RESERVED_CODE.
5190         (Output_data_got::add_global): Call add_got_entry.
5191         (Output_data_got::add_global_plt): Likewise.
5192         (Output_data_got::add_global_with_rel): Likewise.
5193         (Output_data_got::add_global_with_rela): Likewise.
5194         (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
5195         (Output_data_got::add_global_pair_with_rela): Likewise.
5196         (Output_data_got::add_local): Call add_got_entry.
5197         (Output_data_got::add_local_plt): Likewise.
5198         (Output_data_got::add_local_with_rel): Likewise.
5199         (Output_data_got::add_local_with_rela): Likewise.
5200         (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
5201         (Output_data_got::add_local_pair_with_rela): Likewise.
5202         (Output_data_got::reserve_slot): New function.
5203         (Output_data_got::reserve_slot_for_global): New function.
5204         (Output_data_got::add_got_entry): New function.
5205         (Output_data_got::add_got_entry_pair): New function.
5206         (Output_section::add_output_section_data): Edit FIXME.
5207         * output.h
5208         (Output_section_data_build::Output_section_data_build): New
5209         constructor with size parameter.
5210         (Output_data_space::Output_data_space): Likewise.
5211         (Output_data_got::Output_data_got): Initialize new data member; new
5212         constructor with size parameter.
5213         (Output_data_got::add_constant): Call add_got_entry.
5214         (Output_data_got::reserve_slot): New function.
5215         (Output_data_got::reserve_slot_for_global): New function.
5216         (class Output_data_got::Got_entry): Add RESERVED_CODE.
5217         (Output_data_got::add_got_entry): New function.
5218         (Output_data_got::add_got_entry_pair): New function.
5219         (Output_data_got::free_list_): New data member.
5220         * target.h (Sized_target::init_got_plt_for_update): New function.
5221         (Sized_target::register_global_plt_entry): New function.
5222         * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
5223         Initialize new data member; call init; add constructor with PLT count.
5224         (Output_data_plt_x86_64::init): New function.
5225         (Output_data_plt_x86_64::add_relocation): New function.
5226         (Output_data_plt_x86_64::reserve_slot): New function.
5227         (Output_data_plt_x86_64::free_list_): New data member.
5228         (Target_x86_64::init_got_plt_for_update): New function.
5229         (Target_x86_64::register_global_plt_entry): New function.
5230         (Output_data_plt_x86_64::add_entry): Allocate from free list for
5231         incremental updates.
5232         (Output_data_plt_x86_64::add_relocation): New function.
5233         * testsuite/object_unittest.cc (Object_test): Set default options.
5234
5235 2011-05-16  Ian Lance Taylor  <iant@google.com>
5236
5237         * options.h (class General_options): Make -i a synonym for -r.
5238
5239 2011-05-16  Ian Lance Taylor  <iant@google.com>
5240
5241         * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
5242
5243 2011-05-10 Cary Coutant  <ccoutant@google.com>
5244
5245         * object.cc (Sized_relobj::do_count_local_symbols): Check for
5246         strip_all (-s).
5247
5248 2011-05-06  Ian Lance Taylor  <iant@google.com>
5249
5250         * layout.cc (Layout::layout): If the output section flags change,
5251         update the ordering.
5252
5253 2011-04-25 Cary Coutant  <ccoutant@google.com>
5254
5255         * incremental-dump.cc (dump_incremental_inputs): Print local
5256         symbol info for each input file.
5257         * incremental.cc
5258         (Output_section_incremental_inputs::set_final_data_size): Add local
5259         symbol info to input file entries in incremental info.
5260         (Output_section_incremental_inputs::write_info_blocks): Likewise.
5261         (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
5262         (Sized_incr_relobj::do_add_symbols): Cosmetic change.
5263         (Sized_incr_relobj::do_count_local_symbols): Replace stub with
5264         implementation.
5265         (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
5266         (Sized_incr_relobj::do_relocate): Write the local symbols.
5267         (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
5268         * incremental.h (Incremental_inputs_reader::get_symbol_offset):
5269         Adjust size of input file header.
5270         (Incremental_inputs_reader::get_local_symbol_offset): New function.
5271         (Incremental_inputs_reader::get_local_symbol_count): New function.
5272         (Incremental_inputs_reader::get_input_section): Adjust size of input
5273         file header.
5274         (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
5275         (Sized_incr_relobj::This): New typedef.
5276         (Sized_incr_relobj::sym_size): New const data member.
5277         (Sized_incr_relobj::Local_symbol): New struct.
5278         (Sized_incr_relobj::do_output_local_symbol_count): New function.
5279         (Sized_incr_relobj::do_local_symbol_offset): New function.
5280         (Sized_incr_relobj::local_symbol_count_): New data member.
5281         (Sized_incr_relobj::output_local_dynsym_count_): New data member.
5282         (Sized_incr_relobj::local_symbol_index_): New data member.
5283         (Sized_incr_relobj::local_symbol_offset_): New data member.
5284         (Sized_incr_relobj::local_dynsym_offset_): New data member.
5285         (Sized_incr_relobj::local_symbols_): New data member.
5286         * object.h (Relobj::output_local_symbol_count): New function.
5287         (Relobj::local_symbol_offset): New function.
5288         (Relobj::do_output_local_symbol_count): New function.
5289         (Relobj::do_local_symbol_offset): New function.
5290         (Sized_relobj::do_output_local_symbol_count): New function.
5291         (Sized_relobj::do_local_symbol_offset): New function.
5292
5293 2011-04-22  Vladimir Simonov  <sv@sw.ru>
5294
5295         * descriptors.cc (set_close_on_exec): New function.
5296         (Descriptors::open): Use set_close_on_exec.
5297         * output.cc (S_ISLNK): Define if not defined.
5298
5299 2011-04-22 Cary Coutant  <ccoutant@google.com>
5300
5301         * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5302         global symbol map.
5303         (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5304         (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
5305         (Sized_incr_relobj::do_relocate): Remap section indices in incremental
5306         relocations.
5307         (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
5308         (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
5309         (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
5310         * incremental.h
5311         (Incremental_inputs_reader::global_symbol_reader_at_offset): New
5312         function.
5313         (Incremental_binary::apply_incremental_relocs): New function.
5314         (Incremental_binary::do_apply_incremental_relocs): New function.
5315         (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5316         data member.
5317         (Sized_incremental_binary::add_global_symbol): New function.
5318         (Sized_incremental_binary::global_symbol): New function.
5319         (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5320         (Sized_incremental_binary::symbol_map_): New data member.
5321         * layout.cc (Layout_task_runner::run): Apply incremental relocations.
5322         * target.h (Sized_target::apply_relocation): New function.
5323         * target-reloc.h (apply_relocation): New function.
5324         * x86_64.cc (Target_x86_64::apply_relocation): New function.
5325
5326 2011-04-22  Doug Kwan  <dougkwan@google.com>
5327
5328         * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
5329         flag of a SHT_ARM_EXIDX section.
5330         * testsuite/Makefile.am (arm_exidx_test): New test rules.
5331         * testsuite/Makefile.in: Regenerate.
5332         * testsuite/arm_exidx_test.s: New file.
5333         * testsuite/arm_exidx_test.sh: Same.
5334
5335 2011-04-20 Cary Coutant  <ccoutant@google.com>
5336
5337         PR gold/12689
5338         * archive.h (Incremental_archive_entry::Archive_member):
5339         Initialize arg_serial_ (second constructor).
5340
5341 2011-04-17  Ian Lance Taylor  <iant@google.com>
5342
5343         * object.cc (Relocate_info::location): Simplify location string.
5344         * errors.cc (Errors::error_at_location): Don't print program
5345         name.
5346         (Errors::warning_at_location): Likewise.
5347         (Errors::undefined_symbol): Likewise.
5348         * testsuite/debug_msg.sh: Update accordingly.
5349
5350 2011-04-14 Cary Coutant  <ccoutant@google.com>
5351
5352         * gold/layout.cc (Layout::symtab_section_offset): New function.
5353         * gold/layout.h (Layout::symtab_section_offset): New function.
5354         * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
5355
5356 2011-04-12  Ian Lance Taylor  <iant@google.com>
5357
5358         * configure.ac: Check for sys/mman.h and mmap.  Check for mremap
5359         with MREMAP_MAYMOVE.
5360         * output.h (class Output_file): Add map_is_allocated_ field.
5361         * output.cc: Only #include <sys/mman.h> if it exists.  If mmap is
5362         not available, provide stubs.  If mremap is not available, #define
5363         it to gold_mremap.
5364         (MREMAP_MAYMOVE): Define if not defined.
5365         (Output_file::Output_file): Initialize map_is_allocated_.
5366         (Output_file::resize): Check map_is_allocated_.
5367         (Output_file::map_anonymous): If mmap fails, use malloc.
5368         (Output_file::unmap): Don't do anything for an anonymous map.
5369         * fileread.cc: Only #include <sys/mman.h> if it exists.  If mmap
5370         is not available, provide stubs.
5371         (File_read::View::~View): Use free rather than delete[].
5372         (File_read::make_view): Use malloc rather than new[].  If mmap
5373         fails, use malloc.
5374         (File_read::find_or_make_view): Use malloc rather than new[].
5375         * gold.h: Remove HAVE_REMAP code.
5376         * mremap.c: #include <errno.h>.  Only #include <sys/mman.h> if it
5377         exists.  Rename mremap to gold_mremap.  If mmap is not available
5378         don't do anything.
5379         * configure, config.in: Rebuild.
5380
5381 2011-04-11  Ian Lance Taylor  <iant@google.com>
5382
5383         * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
5384         initialize local variable v.
5385
5386 2011-04-11  Cary Coutant  <ccoutant@google.com>
5387
5388         * archive.cc (Archive::include_member): Adjust call to
5389         report_object.
5390         (Add_archive_symbols::run): Track argument serial numbers.
5391         (Lib_group::include_member): Likewise.
5392         (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
5393         * archive.h (Incremental_archive_entry::Archive_member):
5394         Initialize arg_serial_.
5395         (Archive_member::arg_serial_): New data member.
5396         * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
5397         (Sized_dynobj::do_add_symbols): Track symbols when doing an
5398         incremental link.
5399         (Sized_dynobj::do_for_all_local_got_entries): New function.
5400         * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
5401         function.
5402         * fileread.cc (get_mtime): New function.
5403         * fileread.h (get_mtime): New function.
5404         * gold.cc (queue_initial_tasks): Check for incremental update.
5405         (process_incremental_input): New function.
5406         (queue_middle_tasks): Don't force valid target for incremental
5407         update.
5408         * incremental-dump.cc (find_input_containing_global): Adjust
5409         size of symbol info entry.
5410         (dump_incremental_inputs): Dump argument serial number and
5411         in_system_directory flag; bias shndx by 1; print symbol names
5412         when dumping per-file symbol lists; use new symbol info readers.
5413         * incremental.cc
5414         (Output_section_incremental_inputs:update_data_size): New function.
5415         (Sized_incremental_binary::setup_readers): Setup input readers
5416         for each input file; build maps for files added from libraries
5417         and scripts.
5418         (Sized_incremental_binary::check_input_args): New function.
5419         (Sized_incremental_binary::do_check_inputs): Build map of argument
5420         serial numbers to input arguments.
5421         (Sized_incremental_binary::do_file_has_changed): Rename
5422         do_file_is_unchanged to this; compare file modification times.
5423         (Sized_incremental_binary::do_init_layout): New function.
5424         (Sized_incremental_binary::do_reserve_layout): New function.
5425         (Sized_incremental_binary::do_get_input_reader): Remove.
5426         (Sized_incremental_binary::get_symtab_view): New function.
5427         (Incremental_checker::can_incrementally_link_output_file): Remove.
5428         (Incremental_inputs::report_command_line): Exclude --debug options.
5429         (Incremental_inputs::report_archive_begin): Add parameter; track
5430         argument serial numbers; don't put input file entry for archive
5431         before archive members.
5432         (Incremental_inputs::report_archive_end): Put input file entry
5433         for archive after archive members.
5434         (Incremental_inputs::report_object): Add parameter; track argument
5435         serial numbers and in_system_directory flag.
5436         (Incremental_inputs::report_script): Add parameter; track argument
5437         serial numbers.
5438         (Output_section_incremental_inputs::set_final_data_size): Adjust
5439         size of symbol info entry; check for forwarding symbols.
5440         (Output_section_incremental_inputs::write_input_files): Write
5441         in_system_directory flag and argument serial number.
5442         (Output_section_incremental_inputs::write_info_blocks): Map section
5443         indices between incremental info and original input file; store
5444         input section index for each symbol.
5445         (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
5446         change operator() to visit().
5447         (class Global_got_offset_visitor): Likewise.
5448         (class Global_symbol_visitor_got_plt):
5449         (Output_section_incremental_inputs::write_got_plt): Use new visitor
5450         classes.
5451         (Sized_incr_relobj::Sized_incr_relobj): New constructor.
5452         (Sized_incr_relobj::do_read_symbols): New function.
5453         (Sized_incr_relobj::do_layout): New function.
5454         (Sized_incr_relobj::do_layout_deferred_sections): New function.
5455         (Sized_incr_relobj::do_add_symbols): New function.
5456         (Sized_incr_relobj::do_should_include_member): New function.
5457         (Sized_incr_relobj::do_for_all_global_symbols): New function.
5458         (Sized_incr_relobj::do_for_all_local_got_entries): New function.
5459         (Sized_incr_relobj::do_section_size): New function.
5460         (Sized_incr_relobj::do_section_name): New function.
5461         (Sized_incr_relobj::do_section_contents): New function.
5462         (Sized_incr_relobj::do_section_flags): New function.
5463         (Sized_incr_relobj::do_section_entsize): New function.
5464         (Sized_incr_relobj::do_section_address): New function.
5465         (Sized_incr_relobj::do_section_type): New function.
5466         (Sized_incr_relobj::do_section_link): New function.
5467         (Sized_incr_relobj::do_section_info): New function.
5468         (Sized_incr_relobj::do_section_addralign): New function.
5469         (Sized_incr_relobj::do_initialize_xindex): New function.
5470         (Sized_incr_relobj::do_get_global_symbol_counts): New function.
5471         (Sized_incr_relobj::do_read_relocs): New function.
5472         (Sized_incr_relobj::do_gc_process_relocs): New function.
5473         (Sized_incr_relobj::do_scan_relocs): New function.
5474         (Sized_incr_relobj::do_count_local_symbols): New function.
5475         (Sized_incr_relobj::do_finalize_local_symbols): New function.
5476         (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
5477         (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
5478         (Sized_incr_relobj::do_relocate): New function.
5479         (Sized_incr_relobj::do_set_section_offset): New function.
5480         (Sized_incr_dynobj::Sized_incr_dynobj): New function.
5481         (Sized_incr_dynobj::do_read_symbols): New function.
5482         (Sized_incr_dynobj::do_layout): New function.
5483         (Sized_incr_dynobj::do_add_symbols): New function.
5484         (Sized_incr_dynobj::do_should_include_member): New function.
5485         (Sized_incr_dynobj::do_for_all_global_symbols): New function.
5486         (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
5487         (Sized_incr_dynobj::do_section_size): New function.
5488         (Sized_incr_dynobj::do_section_name): New function.
5489         (Sized_incr_dynobj::do_section_contents): New function.
5490         (Sized_incr_dynobj::do_section_flags): New function.
5491         (Sized_incr_dynobj::do_section_entsize): New function.
5492         (Sized_incr_dynobj::do_section_address): New function.
5493         (Sized_incr_dynobj::do_section_type): New function.
5494         (Sized_incr_dynobj::do_section_link): New function.
5495         (Sized_incr_dynobj::do_section_info): New function.
5496         (Sized_incr_dynobj::do_section_addralign): New function.
5497         (Sized_incr_dynobj::do_initialize_xindex): New function.
5498         (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
5499         (make_sized_incremental_object): New function.
5500         (Incremental_library::copy_unused_symbols): New function.
5501         (Incremental_library::do_for_all_unused_symbols): New function.
5502         * incremental.h (enum Incremental_input_flags): New type.
5503         (class Incremental_checker): Remove.
5504         (Incremental_input_entry::Incremental_input_entry): Add argument
5505         serial number.
5506         (Incremental_input_entry::arg_serial): New function.
5507         (Incremental_input_entry::set_is_in_system_directory): New function.
5508         (Incremental_input_entry::is_in_system_directory): New function.
5509         (Incremental_input_entry::arg_serial_): New data member.
5510         (Incremental_input_entry::is_in_system_directory_): New data member.
5511         (class Script_info): Move here from script.h.
5512         (Script_info::Script_info): Add filename parameter.
5513         (Script_info::filename): New function.
5514         (Script_info::filename_): New data member.
5515         (Incremental_script_entry::Incremental_script_entry): Add argument
5516         serial number.
5517         (Incremental_object_entry::Incremental_object_entry): Likewise.
5518         (Incremental_object_entry::add_input_section): Build list of input
5519         sections with map to original shndx.
5520         (Incremental_object_entry::get_input_section_index): New function.
5521         (Incremental_object_entry::shndx_): New data member.
5522         (Incremental_object_entry::name_key_): Rename; adjust all refs.
5523         (Incremental_object_entry::sh_size_): Rename; adjust all refs.
5524         (Incremental_archive_entry::Incremental_archive_entry): Add argument
5525         serial number.
5526         (Incremental_inputs::report_archive_begin): Likewise.
5527         (Incremental_inputs::report_object): Likewise.
5528         (Incremental_inputs::report_script): Likewise.
5529         (class Incremental_global_symbol_reader): New class.
5530         (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
5531         and store flags and input file type.
5532         (Incremental_input_entry_reader::arg_serial): New function.
5533         (Incremental_input_entry_reader::type): Extract type from flags.
5534         (Incremental_input_entry_reader::is_in_system_directory): New function.
5535         (Incremental_input_entry_reader::get_input_section_count): Call
5536         accessor function for type.
5537         (Incremental_input_entry_reader::get_symbol_offset): Call accessor
5538         function for type; adjust size of global symbol entry.
5539         (Incremental_input_entry_reader::get_global_symbol_count): Call
5540         accessor function for type.
5541         (Incremental_input_entry_reader::get_object_count): Likewise.
5542         (Incremental_input_entry_reader::get_object_offset): Likewise.
5543         (Incremental_input_entry_reader::get_member_count): Likewise.
5544         (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
5545         (Incremental_input_entry_reader::get_member_offset): Likewise.
5546         (Incremental_input_entry_reader::get_unused_symbol): Likewise.
5547         (Incremental_input_entry_reader::Global_symbol_info): Remove.
5548         (Incremental_input_entry_reader::get_global_symbol_info): Remove.
5549         (Incremental_input_entry_reader::get_global_symbol_reader): New
5550         function.
5551         (Incremental_input_entry_reader::get_output_symbol_index): New
5552         function.
5553         (Incremental_input_entry_reader::type_): Remove.
5554         (Incremental_input_entry_reader::flags_): New data member.
5555         (Incremental_inputs_reader::input_file_offset): New function.
5556         (Incremental_inputs_reader::input_file_index): New function.
5557         (Incremental_inputs_reader::input_file): Call input_file_offset.
5558         (Incremental_inputs_reader::input_file_at_offset): New function.
5559         (Incremental_relocs_reader::get_r_type): Reformat.
5560         (Incremental_relocs_reader::get_r_shndx): Reformat.
5561         (Incremental_relocs_reader::get_r_offset): Reformat.
5562         (Incremental_relocs_reader::data): New function.
5563         (Incremental_binary::Incremental_binary): Initialize new data members.
5564         (Incremental_binary::check_inputs): Add cmdline parameter.
5565         (Incremental_binary::file_is_unchanged): Remove.
5566         (Input_reader::arg_serial): New function.
5567         (Input_reader::get_unused_symbol_count): New function.
5568         (Input_reader::get_unused_symbol): New function.
5569         (Input_reader::do_arg_serial): New function.
5570         (Input_reader::do_get_unused_symbol_count): New function.
5571         (Input_reader::do_get_unused_symbol): New function.
5572         (Incremental_binary::input_file_count): New function.
5573         (Incremental_binary::get_input_reader): Change signature to use
5574         index instead of filename.
5575         (Incremental_binary::file_has_changed): New function.
5576         (Incremental_binary::get_input_argument): New function.
5577         (Incremental_binary::get_library): New function.
5578         (Incremental_binary::get_script_info): New function.
5579         (Incremental_binary::init_layout): New function.
5580         (Incremental_binary::reserve_layout): New function.
5581         (Incremental_binary::output_file): New function.
5582         (Incremental_binary::do_check_inputs): New function.
5583         (Incremental_binary::do_file_is_unchanged): Remove.
5584         (Incremental_binary::do_file_has_changed): New function.
5585         (Incremental_binary::do_init_layout): New function.
5586         (Incremental_binary::do_reserve_layout): New function.
5587         (Incremental_binary::do_input_file_count): New function.
5588         (Incremental_binary::do_get_input_reader): Change signature.
5589         (Incremental_binary::input_args_map_): New data member.
5590         (Incremental_binary::library_map_): New data member.
5591         (Incremental_binary::script_map_): New data member.
5592         (Sized_incremental_binary::Sized_incremental_binary): Initialize
5593         new data members.
5594         (Sized_incremental_binary::output_section): New function.
5595         (Sized_incremental_binary::inputs_reader): Add const.
5596         (Sized_incremental_binary::symtab_reader): Add const.
5597         (Sized_incremental_binary::relocs_reader): Add const.
5598         (Sized_incremental_binary::got_plt_reader): Add const.
5599         (Sized_incremental_binary::get_symtab_view): New function.
5600         (Sized_incremental_binary::Inputs_reader): New typedef.
5601         (Sized_incremental_binary::Input_entry_reader): New typedef.
5602         (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
5603         (Sized_incremental_binary::do_file_is_unchanged): Remove.
5604         (Sized_incremental_binary::do_file_has_changed): New function.
5605         (Sized_incremental_binary::do_init_layout): New function.
5606         (Sized_incremental_binary::do_reserve_layout): New function.
5607         (Sized_input_reader::Inputs_reader): Remove.
5608         (Sized_input_reader::Input_entry_reader): Remove.
5609         (Sized_input_reader::do_arg_serial): New function.
5610         (Sized_input_reader::do_get_unused_symbol_count): New function.
5611         (Sized_input_reader::do_get_unused_symbol): New function.
5612         (Sized_incremental_binary::do_input_file_count): New function.
5613         (Sized_incremental_binary::do_get_input_reader): Change signature;
5614         use index instead of filename.
5615         (Sized_incremental_binary::section_map_): New data member.
5616         (Sized_incremental_binary::input_entry_readers_): New data member.
5617         (class Sized_incr_relobj): New class.
5618         (class Sized_incr_dynobj): New class.
5619         (make_sized_incremental_object): New function.
5620         (class Incremental_library): New class.
5621         * layout.cc (Free_list::num_lists): New static data member.
5622         (Free_list::num_nodes): New static data member.
5623         (Free_list::num_removes): New static data member.
5624         (Free_list::num_remove_visits): New static data member.
5625         (Free_list::num_allocates): New static data member.
5626         (Free_list::num_allocate_visits): New static data member.
5627         (Free_list::init): New function.
5628         (Free_list::remove): New function.
5629         (Free_list::allocate): New function.
5630         (Free_list::dump): New function.
5631         (Free_list::print_stats): New function.
5632         (Layout_task_runner::run): Resize output file for incremental updates.
5633         (Layout::Layout): Initialize new data members.
5634         (Layout::set_incremental_base): New function.
5635         (Layout::init_fixed_output_section): New function.
5636         (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
5637         incremental updates.
5638         (Layout::create_gold_note): Do not create gold note section for
5639         incremental updates.
5640         (Layout::set_segment_offsets): Do not recalculate RELRO alignment
5641         for incremental updates.
5642         (Layout::set_section_offsets): For incremental updates, allocate space
5643         from free list.
5644         (Layout::create_symtab_sections): Layout with offsets relative to
5645         start of section; for incremental updates, allocate space from free
5646         list.
5647         (Layout::create_shdrs): For incremental updates, allocate space from
5648         free list.
5649         (Layout::finish_dynamic_section): For incremental updates, do not
5650         check --as-needed (fixed in subsequent patch).
5651         * layout.h (class Free_list): New class.
5652         (Layout::set_incremental_base): New function.
5653         (Layout::incremental_base): New function.
5654         (Layout::init_fixed_output_section): New function.
5655         (Layout::allocate): New function.
5656         (Layout::incremental_base_): New data member.
5657         (Layout::free_list_): New data member.
5658         * main.cc (main): Print Free_list statistics.
5659         * object.cc (Relobj::finalize_incremental_relocs): Add
5660         clear_counts parameter; clear counts only when clear_counts is set.
5661         (Sized_relobj::Sized_relobj): Initialize new base class.
5662         (Sized_relobj::do_layout): Don't report special sections.
5663         (Sized_relobj::do_for_all_local_got_entries): New function.
5664         (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
5665         symtab_off to all symbol table offsets.
5666         (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
5667         * object.h (class Got_offset_list): Move to top of file.
5668         (Object::Object): Allow case where input_file == NULL.
5669         (Object::~Object): Likewise.
5670         (Object::input_file): Assert that input_file != NULL.
5671         (Object::lock): Allow case where input_file == NULL.
5672         (Object::unlock): Likewise.
5673         (Object::is_locked): Likewise.
5674         (Object::token): Likewise.
5675         (Object::release): Likewise.
5676         (Object::is_incremental): New function.
5677         (Object::get_mtime): New function.
5678         (Object::for_all_local_got_entries): New function.
5679         (Object::clear_view_cache_marks): Allow case where input_file == NULL.
5680         (Object::set_is_in_system_directory): New function.
5681         (Object::is_in_system_directory): New function.
5682         (Object::do_is_incremental): New function.
5683         (Object::do_get_mtime): New function.
5684         (Object::do_for_all_local_got_entries): New function.
5685         (Object::is_in_system_directory_): New data member.
5686         (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
5687         (class Sized_relobj_base): New class.
5688         (class Sized_relobj): Derive from Sized_relobj_base.
5689         (class Sized_relobj::Symbols): Redeclare from base class.
5690         (class Sized_relobj::local_got_offset_list): Remove.
5691         (class Sized_relobj::Output_sections): Redeclare from base class.
5692         (class Sized_relobj::do_for_all_local_got_entries): New function.
5693         (class Sized_relobj::write_local_symbols): Add offset parameter.
5694         (class Sized_relobj::local_symbol_offset_): Update comment.
5695         (class Sized_relobj::local_dynsym_offset_): Update comment.
5696         * options.cc (Input_arguments::add_file): Remove const.
5697         * options.h (Input_file_argument::Input_file_argument):
5698         Initialize arg_serial_ (all constructors).
5699         (Input_file_argument::set_arg_serial): New function.
5700         (Input_file_argument::arg_serial): New function.
5701         (Input_file_argument::arg_serial_): New data member.
5702         (Input_arguments::Input_arguments): Initialize file_count_.
5703         (Input_arguments::add_file): Remove const.
5704         (Input_arguments::number_of_input_files): New function.
5705         (Input_arguments::file_count_): New data member.
5706         (Command_line::number_of_input_files): Call
5707         Input_arguments::number_of_input_files.
5708         * output.cc (Output_segment_headers::Output_segment_headers):
5709         Set current size.
5710         (Output_section::Input_section::current_data_size): New function.
5711         (Output_section::Output_section): Initialize new data members.
5712         (Output_section::add_input_section): Don't do merge sections for
5713         an incremental link; allocate space from free list for an
5714         incremental update.
5715         (Output_section::add_output_section_data): Allocate space from
5716         free list for an incremental update.
5717         (Output_section::update_data_size): New function.
5718         (Output_section::set_fixed_layout): New function.
5719         (Output_section::reserve): New function.
5720         (Output_segment::set_section_addresses): Remove const.
5721         (Output_segment::set_section_list_addresses): Remove const; allocate
5722         space from free list for an incremental update.
5723         (Output_segment::set_offset): Adjust size of RELRO segment for an
5724         incremental update.
5725         * output.h (Output_data::current_data_size): Move here from
5726         child classes.
5727         (Output_data::pre_finalize_data_size): New function.
5728         (Output_data::update_data_size): New function.
5729         (Output_section_headers::update_data_size): new function.
5730         (Output_section_data_build::current_data_size): Move to Output_data.
5731         (Output_data_strtab::update_data_size): New function.
5732         (Output_section::current_data_size): Move to Output_data.
5733         (Output_section::set_fixed_layout): New function.
5734         (Output_section::has_fixed_layout): New function.
5735         (Output_section::reserve): New function.
5736         (Output_section::update_data_size): New function.
5737         (Output_section::has_fixed_layout_): New data member.
5738         (Output_section::free_list_): New data member.
5739         (Output_segment::set_section_addresses): Remove const.
5740         (Output_segment::set_section_list_addresses): Remove const.
5741         * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
5742         New function.
5743         * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
5744         New function.
5745         * readsyms.cc (Read_symbols::do_read_symbols): Add library
5746         parameter when calling Add_symbols constructor; store argument
5747         serial number for members of a lib group.
5748         (Add_symbols::locks): Allow case where token == NULL.
5749         (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
5750         (Read_member::~Read_member): New function.
5751         (Read_member::is_runnable): New function.
5752         (Read_member::locks): New function.
5753         (Read_member::run): New function.
5754         (Check_script::~Check_script): New function.
5755         (Check_script::is_runnable): New function.
5756         (Check_script::locks): New function.
5757         (Check_script::run): New function.
5758         (Check_library::~Check_library): New function.
5759         (Check_library::is_runnable): New function.
5760         (Check_library::locks): New function.
5761         (Check_library::run): New function.
5762         * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
5763         (Add_symbols::library_): New data member.
5764         (class Read_member): New class.
5765         (class Check_script): New class.
5766         (class Check_library): New class.
5767         * reloc.cc (Read_relocs::is_runnable): Allow case where
5768         token == NULL.
5769         (Read_relocs::locks): Likewise.
5770         (Scan_relocs::locks): Likewise.
5771         (Relocate_task::locks): Likewise.
5772         (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
5773         to clear counters.
5774         (Sized_relobj::incremental_relocs_scan): Fix comment.
5775         (Sized_relobj::do_relocate): Pass output file offset to
5776         write_local_symbols.
5777         (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
5778         from class declaration.
5779         * script.cc (read_input_script): Allocate Script_info; pass
5780         argument serial number to report_script.
5781         * script.h (class Script_info): Move to incremental.h.
5782         * symtab.cc (Symbol_table::add_from_incrobj): New function.
5783         * symtab.h (Symbol_table::add_from_incrobj): New function.
5784         (Symbol_table::set_file_offset): New function.
5785
5786 2011-04-05  Cary Coutant  <ccoutant@google.com>
5787
5788         * incremental-dump.cc (dump_incremental_inputs): Change signature
5789         to take a Sized_incremental_binary; change caller.  Use readers
5790         in Sized_incremental_binary.
5791         * incremental.cc
5792         (Sized_incremental_binary::find_incremental_inputs_sections):
5793         Rename do_find_incremental_inputs_sections to this.
5794         (Sized_incremental_binary::setup_readers): New function.
5795         (Sized_incremental_binary::do_check_inputs): Check
5796         has_incremental_info_ flag; move setup code to setup_readers;
5797         use input readers.
5798         (Sized_incremental_binary::do_file_is_unchanged): New function.
5799         (Sized_incremental_binary::do_get_input_reader): New function.
5800         * incremental.h (class Incremental_binary): Move to end of file.
5801         (Incremental_binary::file_is_unchanged): New function.
5802         (Incremental_binary::do_file_is_unchanged): New function.
5803         (Incremental_binary::Input_reader): New class.
5804         (Incremental_binary::get_input_reader): New function.
5805         (class Sized_incremental_binary): Move to end of file.
5806         (Sized_incremental_binary::Sized_incremental_binary): Setup the
5807         input section reader classes.
5808         (Sized_incremental_binary::has_incremental_info): New function.
5809         (Sized_incremental_binary::inputs_reader): New function.
5810         (Sized_incremental_binary::symtab_reader): New function.
5811         (Sized_incremental_binary::relocs_reader): New function.
5812         (Sized_incremental_binary::got_plt_reader): New function.
5813         (Sized_incremental_binary::do_file_is_unchanged): New function.
5814         (Sized_incremental_binary::Sized_input_reader): New class.
5815         (Sized_incremental_binary::get_input_reader): New function.
5816         (Sized_incremental_binary::find_incremental_inputs_sections):
5817         Rename do_find_incremental_inputs_sections to this.
5818         (Sized_incremental_binary::setup_readers): New function.
5819         (Sized_incremental_binary::has_incremental_info_): New data member.
5820         (Sized_incremental_binary::inputs_reader_): New data member.
5821         (Sized_incremental_binary::symtab_reader_): New data member.
5822         (Sized_incremental_binary::relocs_reader_): New data member.
5823         (Sized_incremental_binary::got_plt_reader_): New data member.
5824         (Sized_incremental_binary::current_input_file_): New data member.
5825
5826 2011-04-05  Paul Pluzhnikov  <ppluzhnikov@google.com>
5827
5828         PR gold/12640
5829         * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
5830         violation.
5831
5832 2011-03-30  Cary Coutant  <ccoutant@google.com>
5833
5834         * archive.cc (Archive::include_member): Adjust call to report_object.
5835         (Add_archive_symbols::run): Add script_info to call to
5836         report_archive_begin.
5837         (Lib_group::include_member): Adjust call to report_object.
5838         (Add_lib_group_symbols::run): Adjust call to report_object.
5839         * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
5840         blocks.  Add object count for script input files.
5841         * incremental.cc (Incremental_inputs::report_archive_begin): Add
5842         script_info parameter; change all callers.
5843         (Incremental_inputs::report_object): Add script_info parameter;
5844         change all callers.
5845         (Incremental_inputs::report_script): Store backpointer to
5846         incremental info entry.
5847         (Output_section_incremental_inputs::set_final_data_size): Record
5848         additional information for scripts.
5849         (Output_section_incremental_inputs::write_info_blocks): Likewise.
5850         * incremental.h (Incremental_script_entry::add_object): New function.
5851         (Incremental_script_entry::get_object_count): New function.
5852         (Incremental_script_entry::get_object): New function.
5853         (Incremental_script_entry::objects_): New data member; adjust
5854         constructor.
5855         (Incremental_inputs::report_archive_begin): Add script_info parameter.
5856         (Incremental_inputs::report_object): Add script_info parameter.
5857         (Incremental_inputs_reader::get_object_count): New function.
5858         (Incremental_inputs_reader::get_object_offset): New function.
5859         * options.cc (Input_arguments::add_file): Return reference to
5860         new input argument.
5861         * options.h (Input_argument::set_script_info): New function.
5862         (Input_argument::script_info): New function.
5863         (Input_argument::script_info_): New data member; adjust all
5864         constructors.
5865         (Input_file_group::add_file): Return reference to new input argument.
5866         (Input_file_lib::add_file): Likewise.
5867         (Input_arguments::add_file): Likewise.
5868         * readsyms.cc (Add_symbols::run): Adjust call to report_object.
5869         * script.cc (Parser_closure::Parser_closure): Add script_info
5870         parameter; adjust all callers.
5871         (Parser_closure::script_info): New function.
5872         (Parser_closure::script_info_): New data member.
5873         (read_input_script): Report scripts earlier to incremental info.
5874         (script_add_file): Set script_info in Input_argument.
5875         (script_add_library): Likewise.
5876         * script.h (Script_options::Script_info): Rewrite class.
5877
5878 2011-03-29  Cary Coutant  <ccoutant@google.com>
5879
5880         * archive.cc (Library_base::should_include_member): Move
5881         method here from class Archive.
5882         (Archive::Archive): Initialize base class.
5883         (Archive::should_include_member): Move to base class.
5884         (Archive::do_for_all_unused_symbols): New function.
5885         (Add_archive_symbols::run): Remove redundant access to
5886         incremental_inputs.
5887         (Lib_group::Lib_group): Initialize base class.
5888         (Lib_group::do_filename): New function.
5889         (Lib_group::include_member): Pass pointer to Lib_group to
5890         report_object.
5891         (Lib_group::do_for_all_unused_symbols): New function.
5892         (Add_lib_group_symbols::run): Report archive information for
5893         incremental links.
5894         * archive.h (class Library_base): New base class.
5895         (class Archive): Derive from Library_base.
5896         (Archive::filename): Move to base class.
5897         (Archive::set_incremental_info): Likewise.
5898         (Archive::incremental_info): Likewise.
5899         (Archive::Should_include): Likewise.
5900         (Archive::should_include_member): Likewise.
5901         (Archive::Armap_entry): Remove.
5902         (Archive::Unused_symbol_iterator): Remove.
5903         (Archive::unused_symbols_begin): Remove.
5904         (Archive::unused_symbols_end): Remove.
5905         (Archive::do_filename): New function.
5906         (Archive::do_get_mtime): New function.
5907         (Archive::do_for_all_unused_symbols): New function.
5908         (Archive::task_): Move to base class.
5909         (Archive::incremental_info_): Likewise.
5910         (class Lib_group): Derive from Library_base.
5911         (Lib_group::do_filename): New function.
5912         (Lib_group::do_get_mtime): New function.
5913         (Lib_group::do_for_all_unused_symbols): New function.
5914         (Lib_group::task_): Move to base class.
5915         * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
5916         function.
5917         * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
5918         function.
5919         * incremental.cc (Incremental_inputs::report_archive_begin):
5920         Use Library_base; call library's get_mtime; add incremental inputs
5921         entry before members.
5922         (class Unused_symbol_visitor): New class.
5923         (Incremental_inputs::report_archive_end): Use Library_base; use
5924         visitor class to record unused symbols; don't add incremental inputs
5925         entry after members.
5926         (Incremental_inputs::report_object): Use Library_base.
5927         * incremental.h
5928         (Incremental_archive_entry::Incremental_archive_entry): Remove
5929         unused Archive parameter.
5930         (Incremental_inputs::report_archive_begin): Use Library_base.
5931         (Incremental_inputs::report_archive_end): Likewise.
5932         (Incremental_inputs::report_object): Likewise.
5933         * object.cc (Sized_relobj::do_for_all_global_symbols): New
5934         function.
5935         * object.h (Object::for_all_global_symbols): New function.
5936         (Object::do_for_all_global_symbols): New function.
5937         (Sized_relobj::do_for_all_global_symbols): New function.
5938         * plugin.cc (Sized_pluginobj::do_for_all_global_symbols):  New
5939         function.
5940         * plugin.h (Sized_pluginobj::do_for_all_global_symbols):  New
5941         function.
5942
5943 2011-03-27  Ian Lance Taylor  <iant@google.com>
5944
5945         * archive.cc (Archive::interpret_header): Return -1 if something
5946         goes wrong.  Change callers accordingly.
5947
5948 2011-03-25  Cary Coutant  <ccoutant@google.com>
5949
5950         * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
5951         * testsuite/Makefile.in: Regenerate.
5952
5953 2011-03-23  Rafael Ávila de Espíndola <respindola@mozilla.com>
5954
5955         * plugin.cc (get_view): New.
5956         (Plugin::load): Pass get_view to the plugin.
5957         (Plugin_manager::get_view): New.
5958
5959 2011-03-21  Ian Lance Taylor  <iant@google.com>
5960
5961         * testsuite/final_layout.sh: Rewrite to not use dc.
5962         * testsuite/relro_test.sh: Fail if dc is not present.
5963
5964 2011-03-21  Sriraman Tallam  <tmsriram@google.com>
5965
5966         * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
5967         Change == to -eq.
5968         * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
5969         * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
5970         Change == to -eq.
5971         * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
5972         * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
5973
5974 2011-03-14  Ian Lance Taylor  <iant@google.com>
5975
5976         * script-sections.cc (Sort_output_sections::script_compare):
5977         Rename from is_before, change return type.
5978         (Sort_output_sections::operator()): Adjust accordingly.
5979
5980 2011-03-11  Jeffrey Yasskin  <jyasskin@google.com>
5981
5982         PR gold/12572
5983         * testsuite/odr_violation2.cc: Add comment to make all error line
5984         numbers double digits.
5985         * testsuite/debug_msg.sh: Adjust expected errors.
5986
5987 2011-03-09  Jeffrey Yasskin  <jyasskin@google.com>
5988
5989         * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
5990         but mark earlier ones as non-canonical
5991         (offset_to_iterator): Update search target and example
5992         (do_addr2line): Return extra lines in a vector*
5993         (format_file_lineno): Extract from do_addr2line
5994         (one_addr2line): Add vector* out-param
5995         * dwarf_reader.h (Offset_to_lineno_entry): New field recording
5996         when a lineno entry appeared last for its instruction
5997         (Dwarf_line_info): Add vector* out-param
5998         * object.cc (Relocate_info): Pass NULL for the vector* out-param
5999         * symtab.cc (Odr_violation_compare): Include the lineno in the
6000         comparison again.
6001         (linenos_from_loc): New. Combine the canonical line for an
6002         address with its other lines.
6003         (True_if_intersect): New. Helper functor to make
6004         std::set_intersection a query.
6005         (detect_odr_violations): Compare sets of lines instead of just
6006         one line for each function. This became less deterministic, but
6007         has fewer false positives.
6008         * symtab.h: Declarations.
6009         * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
6010         mix an optimized and non-optimized object in the same binary
6011         (odr_violation2.so): Same.
6012         * testsuite/Makefile.in: Regenerate from Makefile.am.
6013         * testsuite/debug_msg.cc (main): Make OdrDerived classes.
6014         * testsuite/debug_msg.sh: Update line numbers and add
6015         assertions.
6016         * testsuite/odr_violation1.cc: Use OdrDerived, in a
6017         non-optimized context.
6018         * testsuite/odr_violation2.cc: Make sure Ordering::operator()
6019         isn't inlined, and use OdrDerived in an optimized context.
6020         * testsuite/odr_header1.h: Defines OdrDerived, where
6021         optimization will change the
6022         first-instruction-in-the-destructor's file and line number.
6023         * testsuite/odr_header2.h: Defines OdrBase.
6024
6025 2011-03-09  Ian Lance Taylor  <iant@google.com>
6026
6027         * fileread.cc (File_read::clear_views): Don't delete the whole
6028         file view.
6029
6030 2011-03-08  Ian Lance Taylor  <iant@google.com>
6031
6032         PR gold/12525
6033         * fileread.cc: #include <climits>.
6034         (GOLD_IOV_MAX): Define.
6035         (File_read::read_multiple): Limit number of entries by iov_max.
6036         * fileread.h (class File_read): Always set max_readv_entries to
6037         128.
6038
6039 2011-03-07  Ian Lance Taylor  <iant@google.com>
6040
6041         PR gold/12525
6042         * options.h (class General_options): Add -dy and -dn.
6043
6044 2011-03-02  Cary Coutant  <ccoutant@google.com>
6045
6046         * testsuite/script_test_9.t: Add TLS segment.
6047
6048 2011-03-02  Simon Baldwin  <simonb@google.com>
6049
6050         * configure.ac: Add check for gnu_indirect_function support in
6051         the toolchain building binutils.
6052         * configure: Rebuild.
6053
6054 2011-02-18  Rafael Ávila de Espíndola <respindola@mozilla.com>
6055
6056         * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
6057         plugin only symbols.
6058         (Symbol_table::sized_finalize_symbol) Mark symbol only present
6059         in plugin files as not needed in the symbol table.
6060
6061 2011-02-11  Sriraman Tallam  <tmsriram@google.com>
6062
6063         * output.cc (Output_section::add_input_section): Delay fill
6064         generation for section ordering.
6065
6066 2011-02-09  Ian Lance Taylor  <iant@google.com>
6067
6068         PR gold/12316
6069         * object.h (class Sized_relobj): Remove clear_local_symbols.
6070         * reloc.cc (Sized_relobj::do_relocate): Don't call
6071         clear_local_symbols.
6072
6073 2011-02-08  Rafael Ávila de Espíndola <respindola@mozilla.com>
6074
6075         * plugin.cc (is_visible_from_outside): Return true for symbols
6076         in the -u option.
6077
6078 2011-02-04  Jeffrey Yasskin  <jyasskin@google.com>
6079
6080         * symtab.cc (Odr_violation_compare::operator()): Sort by just the
6081         filename.
6082
6083 2011-02-02  Sriraman Tallam  <tmsriram@google.com>
6084
6085         * icf.h (is_section_foldable_candidate): Change type of parameter
6086         to std::string.
6087         * icf.cc (Icf::find_identical_sections): Change type of local variable
6088         section_name to be std::string.
6089         (is_function_ctor_or_dtor): Change type of parameter to std::string.
6090
6091 2011-01-25  Ian Lance Taylor  <iant@google.com>
6092
6093         * script.cc (script_add_extern): Rewrite to use
6094         add_symbol_reference.
6095
6096 2011-01-25  Doug Kwan  <dougkwan@google.com>
6097
6098         * icf.cc (get_section_contents): Always lock section's object.
6099
6100 2011-01-24  Ian Lance Taylor  <iant@google.com>
6101
6102         * options.h (class General_options): Accept
6103         --no-detect-odr-violations.
6104
6105 2011-01-24  Ian Lance Taylor  <iant@google.com>
6106
6107         * version.cc (version_string): Bump to 1.11.
6108
6109 2011-01-24  Ian Lance Taylor  <iant@google.com>
6110
6111         * plugin.cc (class Plugin_rescan): Define new class.
6112         (Plugin_manager::claim_file): Set any_claimed_.
6113         (Plugin_manager::save_archive): New function.
6114         (Plugin_manager::save_input_group): New function.
6115         (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
6116         necessary.
6117         (Plugin_manager::new_undefined_symbol): New function.
6118         (Plugin_manager::rescan): New function.
6119         (Plugin_manager::rescannable_defines): New function.
6120         (Plugin_manager::add_input_file): Set any_added_.
6121         * plugin.h (class Plugin_manager): define new fields rescannable_,
6122         undefined_symbols_, any_claimed_, and any_added_.  Declare
6123         Plugin_rescan as friend.  Declare new functions.
6124         (Plugin_manager::Rescannable): Define type.
6125         (Plugin_manager::Rescannable_list): Define type.
6126         (Plugin_manager::Undefined_symbol_list): Define type.
6127         (Plugin_manager::Plugin_manager): Initialize new fields.
6128         * archive.cc (Archive::defines_symbol): New function.
6129         (Add_archive_symbols::run): Pass archive to plugins if any.
6130         * archive.h (class Archive): Declare defines_symbol.
6131         * readsyms.cc (Input_group::~Input_group): New function.
6132         (Finish_group::run): Pass input_group to plugins if any.
6133         * readsyms.h (class Input_group): Declare destructor.
6134         * symtab.cc (add_from_object): Pass undefined symbol to plugins if
6135         any.
6136
6137 2011-01-10  Ian Lance Taylor  <iant@google.com>
6138
6139         * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
6140         section as relro.
6141         (Layout::set_segment_offsets): Reset increase_relro before calling
6142         set_section_addresses a second time.
6143
6144 2011-01-04  Cary Coutant  <ccoutant@google.com>
6145
6146         * script-sections.cc (Sort_output_sections::operator()): Sort TLS
6147         sections before NOBITS sections.
6148
6149 2011-01-01  H.J. Lu  <hongjiu.lu@intel.com>
6150
6151         * version.cc (print_version): Update copyright to 2011.
6152
6153 2010-12-23  Cary Coutant  <ccoutant@google.com>
6154
6155         * output.h (Output_data_reloc::add_output_section): Pass OD instead
6156         of OS to this->add.  Add OD parameter to second form of the function.
6157
6158 2010-12-20  Ian Lance Taylor  <iant@google.com>
6159
6160         * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
6161         second of two consecutive entries with same offset.
6162
6163 2010-12-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6164
6165         * testsuite/Makefile.am (ifuncmain2static_LDADD)
6166         (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
6167         (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
6168         to avoid unneeded links against $(LDADD).
6169         * testsuite/Makefile.in: Regenerate.
6170
6171 2010-12-15  Ian Lance Taylor  <iant@google.com>
6172
6173         PR gold/12324
6174         * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
6175         for R_X86_64_32 and R_X86_64_PC32.
6176         * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
6177         ver_matching_def_pic.o.
6178         (ver_matching_def_pic.o): New target.
6179
6180 2010-12-14  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6181
6182         * fileread.cc (file_counts_lock, file_counts_initialize_lock)
6183         (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
6184         Move definition before File_read::View member definitions.
6185         (File_read::View::~View): Initialize and hold lock before
6186         updating current_mapped_bytes.
6187
6188 2010-12-14  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6189
6190         * dwarf_reader.cc: Remove outdated comment.
6191         * gold-threads.cc: Fix typo in error message.
6192         * archive.cc: Fix typos in comments.
6193         * archive.h: Likewise.
6194         * arm-reloc-property.cc: Likewise.
6195         * arm-reloc-property.h: Likewise.
6196         * arm-reloc.def: Likewise.
6197         * arm.cc: Likewise.
6198         * attributes.h: Likewise.
6199         * cref.cc: Likewise.
6200         * ehframe.cc: Likewise.
6201         * fileread.h: Likewise.
6202         * gold.h: Likewise.
6203         * i386.cc: Likewise.
6204         * icf.cc: Likewise.
6205         * incremental.h: Likewise.
6206         * int_encoding.cc: Likewise.
6207         * layout.h: Likewise.
6208         * main.cc: Likewise.
6209         * merge.h: Likewise.
6210         * object.cc: Likewise.
6211         * object.h: Likewise.
6212         * options.cc: Likewise.
6213         * readsyms.cc: Likewise.
6214         * reduced_debug_output.cc: Likewise.
6215         * reloc.cc: Likewise.
6216         * script-sections.cc: Likewise.
6217         * sparc.cc: Likewise.
6218         * symtab.h: Likewise.
6219         * target-reloc.h: Likewise.
6220         * target.cc: Likewise.
6221         * target.h: Likewise.
6222         * timer.cc: Likewise.
6223         * timer.h: Likewise.
6224         * x86_64.cc: Likewise.
6225
6226 2010-12-09  Cary Coutant  <ccoutant@google.com>
6227
6228         * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
6229         stack.
6230         * layout.h (Layout::layout_gnu_stack): Add pointer to Object
6231         parameter; change all callers.
6232         * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
6233         * options.h (warn_execstack): New option.
6234
6235 2010-12-07  Doug Kwan  <dougkwan@google.com>
6236
6237         * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
6238         like function call relocations.
6239
6240 2010-12-07  Ian Lance Taylor  <iant@google.com>
6241
6242         * archive.cc (Archive::get_elf_object_for_member): Permit
6243         punconfigured to be NULL.
6244         (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
6245         (Archive::include_member): Pass NULL to get_elf_object_for_member
6246         if we searched for the archive and this is the first included
6247         object.
6248
6249 2010-12-01  Ian Lance Taylor  <iant@google.com>
6250
6251         * dwarf_reader.h (class Sized_dwarf_line_info): Add
6252         track_relocs_type_ field.
6253         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6254         Set track_relocs_type_.
6255         (Sized_dwarf_line_info::process_one_opcode): Ignore the section
6256         contents when using RELA relocs.
6257         (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
6258         reloc_map_.
6259         * reloc.cc (Track_relocs::next_addend): New function.
6260         * reloc.h (class Track_relocs): Declare next_addend.
6261
6262 2010-12-01  Ian Lance Taylor  <iant@google.com>
6263
6264         * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
6265         virtual destructor.
6266
6267 2010-12-01  Ian Lance Taylor  <iant@google.com>
6268
6269         * README: Update compilers known to work and fail.
6270
6271 2010-11-23  Matthias Klose  <doko@ubuntu.com>
6272
6273         * configure.in: For --enable-gold, handle value `default' instead of
6274         `both*'.  Always install ld as ld.bfd, install as ld if gold is
6275         not the default.
6276         * configure: Regenerate.
6277
6278 2010-11-18  Doug Kwan  <dougkwan@google.com>
6279
6280         * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
6281         and right_alignment to be zero.  Store result alignment only if it is
6282         greater than existing alignment.
6283
6284 2010-11-16  Cary Coutant  <ccoutant@google.com>
6285
6286         PR gold/12220
6287         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6288         Check for ".zdebug_line".
6289
6290 2010-11-16  Doug Kwan  <dougkwan@google.com>
6291             Cary Coutant  <ccoutant@google.com>
6292
6293         * output.h (Output_segment::set_section_addresses): Pass increase_relro
6294         by reference; adjust all callers.
6295         * output.cc (Output_segment::set_section_addresses): Adjust references
6296         to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
6297         list is empty.
6298         (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
6299         end at page boundary.
6300
6301 2010-11-16  Cary Coutant  <ccoutant@google.com>
6302
6303         PR gold/12220
6304         * layout.cc (Layout::choose_output_section): Transform names of
6305         compressed sections even when using a script with a SECTIONS clause.
6306         (Layout::output_section_name): Remove code to transform
6307         compressed debug section names.
6308         * output.cc (Output_section::add_input_section): Use uncompressed
6309         section size when tracking input sections.
6310
6311 2010-11-11  Richard Sandiford  <richard.sandiford@linaro.org>
6312
6313         * symtab.h (Symbol::NON_PIC_REF): Remove.
6314         (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
6315         (Symbol::FUNCTION_CALL): Renumber.  Reword comment.
6316         (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
6317         (Symbol::use_plt_offset): Take a flags argument and pass it
6318         directly to needs_dynamic_reloc.  Restrict check for undefined
6319         weak symbols to function calls.
6320         * arm.cc (Target_arm::Scan::get_reference_flags): New function.
6321         (Target_arm::Scan::global): Use it.
6322         (Target_arm::Scan::scan_reloc_for_stub): Likewise.
6323         (Target_arm::Relocate::relocate): Likewise.
6324         (Target_arm::Relocate::should_apply_static_reloc): Replace flags
6325         parameter with an r_type parameter.  Use get_reference_flags
6326         to get the flags.
6327         (Target_arm::Relocate::relocate): Update accordingly.
6328         * i386.cc (Target_i386::Scan::get_reference_flags): New function.
6329         (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
6330         (Target_i386::Scan::global): Likewise.
6331         (Target_i386::Relocate::relocate): Likewise.
6332         (Target_i386::Relocate::should_apply_static_reloc): Replace flags
6333         parameter with an r_type parameter.  Use get_reference_flags
6334         to get the flags.
6335         (Target_i386::Relocate::relocate): Update accordingly.
6336         * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
6337         (Target_powerpc::Scan::global): Use it.
6338         (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
6339         (Target_powerpc::Relocate::relocate): Likewise.
6340         * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
6341         (Target_sparc::Scan::global): Use it.
6342         (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
6343         (Target_sparc::Relocate::relocate): Likewise.
6344         * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
6345         (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
6346         (Target_x86_64::Scan::global): Likewise.
6347         (Target_x86_64::Relocate::relocate): Likewise.
6348
6349 2010-11-08  Doug Kwan  <dougkwan@google.com>
6350             Cary Coutant  <ccoutant@google.com>
6351
6352         * arm.cc (Arm_exidx_merge_section::build_contents): New method.
6353         (Arm_exidx_merge_section::section_contents_): New data member.
6354         (Arm_input_section::Arm_input_section): Initialize original_contents_.
6355         (Arm_input_section::~Arm_input_section): De-allocate memory.
6356         (Arm_input_section::original_contents_): New data member.
6357         (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
6358         in parameters instead of calling Object::section_contents without
6359         locking.
6360         (Arm_output_section::group_section): New parameter TASK.  Pass it
6361         to callees that need locking objects.
6362         (Arm_output_section::fix_exidx_coverage): New parameter TASK.  Use it
6363         to lock EXIDX input sections.  Fix a formatting issue.  Call
6364         Arm_exidx_merged_section::build_contents to create merged section
6365         contents.
6366         (Arm_output_section::create_stub_group): New parameter TASK.  Use it
6367         to lock object of stub table owner.
6368         (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
6369         TEXT_SIZE to initialize data member TEXT_SIZE_.
6370         (Arm_exidx_input_section::addralign): Fix typo in comment.
6371         (Arm_exidx_input_section::text_size): New method.
6372         (Target_arm::do_relax): New parameter TASK.  Pass it to callees
6373         that require locking objects.  Lock objects before scanning for stubs
6374         and updating local symbols.
6375         (Arm_input_section<big_endian>::init): Copy contents of original
6376         input section.
6377         (Arm_input_section<big_endian>::do_write): Use saved contents of
6378         original input section instead of calling Object::section_contents
6379         without locking.
6380         (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
6381         size without calling Object::section_size().
6382         (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
6383         for size.  Allocate a buffer for merged EXIDX entries.
6384         (Arm_exidx_merged_section::build_contents): New method.
6385         (Arm_exidx_merged_section::do_write): Move merge section contents
6386         building code to Arm_exidx_merged_section::build_contetns.  Write
6387         out contetns in buffer instead of building it on the fly.
6388         (Arm_relobj::make_exidx_input_section): Also pass text section size
6389         to Arm_exidx_input_section constructor.
6390         (Arm_relobj::do_read_symbols): Fix memory leak.  Fix a formatting issue.
6391         (Arm_dynobj::do_read_symbols): Fix memory leak.
6392         * layout.cc (Layout::finalize): Pass TASK to Target::relax().
6393         * target.h: (class Task): Add forward declaration.
6394         (Target::relax): Add new parameter TASK and pass it to
6395         Target::do_relax().
6396         (Target::do_relax):: New parameter TASK.  Fix a formatting issue.
6397
6398 2010-11-05  Cary Coutant  <ccoutant@google.com>
6399
6400         PR gold/10708
6401         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
6402         object when reading from the file.
6403         * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
6404         second layout pass.
6405         * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
6406         when reading section contents.
6407         (get_section_contents): Likewise.
6408         (icf::find_identical_sections): Likewise.
6409         * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
6410         object when reading from the file.
6411         * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
6412         the object when doing deferred section layout.
6413
6414 2010-11-03  Nick Clifton  <nickc@redhat.com>
6415
6416         PR gold/12001
6417         * script.h (class Symbol_assignment: name): New member.  Returns
6418         the name of the symbol.
6419         * scrfipt.cc (Script_options::is_pending_assignment): New member.
6420         Returns true if the given symbol name is on the list of
6421         assignments wating to be processed.
6422         * archive.cc (should_incldue_member): If the symbol is undefined,
6423         check to see if it is on the list of symbols pending assignment.
6424
6425 2010-11-03  Ryan Mansfield  <rmansfield@qnx.com>
6426
6427         * script-sections.cc (Script_sections::find_memory_region): Check
6428         for a NULL output section pointer.
6429
6430 2010-10-29  Doug Kwan  <dougkwan@google.com>
6431
6432         * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
6433         Output_section::add_relaxed_input_section.
6434         * output.cc (Output_section::add_relaxed_input_section): Add new
6435         arguments LAYOUT and NAME.  Set section order index.
6436         (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6437         Copy section order index.
6438         * output.h (Output_section::add_relaxed_input_section): Add new
6439         arguments LAYOUT and NAME.
6440
6441 2010-10-29  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
6442
6443         * testsuite/Makefile.am: Move gcctestdir/ld rule to
6444         NATIVE_OR_CROSS_LINKER.
6445         * testsuite/Makefile.in: Regenerate.
6446
6447 2010-10-20  Doug Kwan  <dougkwan@google.com>
6448
6449         * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
6450         without SHF_LINK_ORDER flags.
6451         * layout.cc (Layout::choose_output_section): Do not filter
6452         SHF_LINK_ORDER flag in a relocatable link.
6453
6454 2010-10-17  Cary Coutant  <ccoutant@google.com>
6455
6456         * output.h (Output_segment::set_section_addresses): Change function
6457         signature.  Update all callers.
6458         * output.cc (Output_segment::is_first_section_relro): Ignore TLS
6459         sections.
6460         (Output_segment::set_section_addresses): Align after last TLS
6461         section.  Add padding before last relro section instead of after.
6462
6463 2010-10-17  Doug Kwan  <dougkwan@google.com>
6464
6465         * gold/arm.cc (Target_arm::got_section): Use correct order and set
6466         GOT output section to be writable.
6467
6468 2010-10-14  Cary Coutant  <ccoutant@google.com>
6469
6470         * debug.h (DEBUG_INCREMENTAL): New flag.
6471         (debug_string_to_enum): Add DEBUG_INCREMENTAL).
6472         * gold.cc (queue_initial_tasks): Check parameters for incremental link
6473         mode.
6474         * incremental.cc (report_command_line): Ignore all forms of
6475         --incremental.
6476         * layout.cc (Layout::Layout): Check parameters for incremental link
6477         mode.
6478         * options.cc (General_options::parse_incremental): New function.
6479         (General_options::parse_no_incremental): New function.
6480         (General_options::parse_incremental_full): New function.
6481         (General_options::parse_incremental_update): New function.
6482         (General_options::incremental_mode_): New data member.
6483         (General_options::finalize): Check incremental_mode_.
6484         * options.h (General_options): Update help text for --incremental.
6485         Add --no-incremental, --incremental-full, --incremental-update.
6486         (General_options::Incremental_mode): New enum type.
6487         (General_options::incremental_mode): New function.
6488         (General_options::incremental_mode_): New data member.
6489         * parameters.cc (Parameters::incremental_mode_): New data member.
6490         (Parameters::set_options): Set incremental_mode_.
6491         (Parameters::set_incremental_full): New function.
6492         (Parameters::incremental): New function.
6493         (Parameters::incremental_update): New function.
6494         (set_parameters_incremental_full): New function.
6495         * parameters.h (Parameters::set_incremental_full): New function.
6496         (Parameters::incremental): New function.
6497         (Parameters::incremental_update): New function.
6498         (Parameters::incremental_mode_): New data member.
6499         (set_parameters_incremental_full): New function.
6500         * plugin.cc (Plugin_manager::add_input_file): Check parameters for
6501         incremental link mode.
6502         * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
6503         (Sized_relobj::do_relocate_sections): Likewise.
6504         * testsuite/Makefile.am (incremental_test): Use --incremental-full
6505         option.
6506         * testsuite/Makefile.in: Regenerate.
6507         * testsuite/incremental_test.sh: Filter all forms of --incremental.
6508
6509 2010-10-12  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
6510
6511         * script-sections.h (class Script_sections): Make
6512         Sections_elements typedef public.
6513         * script-sections.cc (class Sort_output_sections): Add elements_
6514         field.  Add constructor which sets it; change all callers.
6515         (Sort_output_sections::is_before): New function.
6516         (Sort_output_sections::operator()): Call is_before.
6517         * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
6518         conditional.
6519         * testsuite/script_test_10.sh: New test. Test script section
6520         order.
6521         * testsuite/script_test_10.t: Likewise.
6522         * testsuite/script_test_10.s: Likewise.
6523         * testsuite/Makefile.am: Wrap the cross linker tests and the
6524         common tests into NATIVE_OR_CROSS_LINKER.
6525         (check_SCRIPTS): Add script_test_10.sh.
6526         (check_DATA): Add script_test_10.stdout.
6527         (script_test_10.o, script_test_10): New targets.
6528         (script_test_10.stdout): New target.
6529         * configure, testsuite/Makefile.in: Regenerate.
6530
6531 2010-10-12  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
6532
6533         * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
6534         error for the deprecated relocations.
6535         (Target_arm::Scan::global): Likewise.
6536         (Target_arm::Relocate::relocate): Likewise.
6537
6538 2010-10-12  Richard Sandiford  <richard.sandiford@linaro.org>
6539
6540         * fileread.cc (Input_file::find_file): Initialize *found_name
6541         and *namep when using the fallback search for case 4.
6542
6543 2010-10-11  Cary Coutant  <ccoutant@google.com>
6544
6545         * options.h (class General_options): Redefine -z lazy as an alias for
6546         the negation of -z now.
6547
6548 2010-10-11  Ian Lance Taylor  <iant@google.com>
6549
6550         * resolve.cc (symbol_to_bits): Report the value of the unsupported
6551         binding.
6552
6553 2010-10-06  Nick Clifton  <nickc@redhat.com>
6554
6555         * script-sections.cc(class Memory_region): Remove
6556         current_lma_offset_ field.  Rename current_vma_offset_ to
6557         current_offset_.  Add last_section_ field.
6558         (Memory_region::get_current_vma_address): Rename to
6559         get_current_address.
6560         (Memory_region::get_current_lma_address): Delete.
6561         (Memory_region::increment_vma_offset): Rename to
6562         increment_offset.
6563         (Memory_region::increment_lma_offset): Delete.
6564         (Memory_region::attributes_compatible): New method.  Returns
6565         true if the provided section is compatible with the region.
6566         (Memory_region::get_last_section): New method.  Returns the last
6567         section to use the region.
6568         (Memory_region::set_last_section): New method.  Stores the last
6569         section to use the region.
6570         (Script_sections::block_in_region): New method.  Returns true if
6571         a block of memory is contained within a region.
6572         (Script_sections::find_memory_region): New method.  Locates a
6573         memory region to be used to set a VMA or LMA address.
6574         (Output_section_definition::set_section_addresses): Add code to
6575         check for addresses set by memory regions.
6576         (Output_segment::set_section_addresses): Remove memory region
6577         walking code.
6578         (Script_sections::create_segment): Add a warning if a header
6579         segment is created outside of any region.
6580         * script-sections.h (class Script_sections): Add prototypes for
6581         find_memory_region and block_in_region methods.
6582         * testsuite/memory_test.s: Use .long instead of .word.
6583         * testsuite/memory_test.t: Add some more output sections.
6584         * testsuite/memory_test.sh: Update expected output.
6585
6586 2010-10-02  Doug Kwan  <dougkwan@google.com>
6587
6588         * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
6589         defintion to symtab.h
6590         * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
6591         declaration to defintion.
6592
6593 2010-10-01  Nick Clifton  <nickc@redhat.com>
6594
6595         * expression.cc (eval): Replace dummy argument with NULL.
6596         (eval_maybe_dot): Check for a NULL result section pointer.
6597         (Symbol_expression::value): Likewise.
6598         (Dot_expression::value): Likewise.
6599         (BINARY_EXPRESSION): Likewise.
6600         (Max_expression::value): Likewise.
6601         (Min_expression::value): Likewise.
6602         (Absolute_expression::value): Likewise.
6603         (Addr_expression::value_from_output_section): Likewise.
6604         (Loaddddr_expression::value_from_output_section): Likewise.
6605         (Segment_start_expression::value): Likewise.
6606         * script-sections.cc
6607         (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
6608         argument with NULL.
6609         (Sections_elememt_dot_assignment::set_section_addresses):
6610         Likewise.
6611         (Output_data_expression::do_write_to_buffer): Likewise.
6612         (Output_section_definition::finalize_symbols): Likewise.
6613         (Output_section_definition::set_section_addresses): Likewise.
6614
6615 2010-09-30  Doug Kwan  <dougkwan@google.com>
6616
6617         * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
6618
6619 2010-09-28  Sriraman Tallam  <tmsriram@google.com>
6620
6621         * target.h (Target::can_icf_inline_merge_sections): New virtual
6622         function.
6623         * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
6624         virtual function.
6625         * i386.cc (Target_i386::can_icf_inline_merge_sections): New
6626         virtual function.
6627         * icf.cc (get_section_contents): Inline merge sections only when
6628         target allows it.
6629
6630 2010-09-27  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6631
6632         * configure: Regenerate.
6633
6634 2010-09-17  Ian Lance Taylor  <iant@google.com>
6635
6636         * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
6637         * testsuite/Makefile.am (memory_test.o): New target.
6638         (memory_test): Depend on memory_test.o, gcctestdir/ld, and
6639         memory_test.t.
6640         * testsuite/Makefile.in: Rebuild.
6641
6642 2010-09-17  Doug Kwan  <dougkwan@google.com>
6643
6644         * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
6645         defintion if relocation uses GOT entries of the symbol.
6646         * testsuite/icf_safe_test.sh: Fix test.
6647         * testsuite/icf_safe_so_test.sh: Fix test.
6648
6649 2010-09-16  Cary Coutant  <ccoutant@google.com>
6650
6651         * script_sections.cc (class Memory_region): Remove "NULL" from
6652         vector initializations.
6653
6654 2010-09-15  Cary Coutant  <ccoutant@google.com>
6655
6656         * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
6657         Resolve forwarding symbols.
6658
6659 2010-09-15  Doug Kwan  <dougkwan@google.com>
6660
6661         * gold/testsuite/script_test_3.t: Add ARM special sections.
6662         * gold/testsuite/script_test_4.t: Same.
6663         * gold/testsuite/script_test_5.t: Same.
6664         * gold/testsuite/script_test_6.t: Same.
6665         * gold/testsuite/script_test_7.t: Same.
6666         * gold/testsuite/script_test_7.t: Same.
6667         * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
6668
6669 2010-09-14  Cary Coutant  <ccoutant@google.com>
6670
6671         * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
6672         (Target_x86_64::Relocate::relocate_tls): Replace check for
6673         saw_tls_block_reloc_ with test for executable section.
6674
6675 2010-09-12  Cary Coutant  <ccoutant@google.com>
6676
6677         * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
6678         position-independent executables to shared libraries need dynamic
6679         relocations.
6680         (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
6681         position-independent executables.
6682         * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
6683         * testsuite/Makefile.in: Regenerate.
6684
6685 2010-09-10  Nick Clifton  <nickc@redhat.com>
6686
6687         PR gold/11997
6688         * testsuite/memory_test.t: Discard any sections that are not
6689         needed.
6690
6691 2010-09-09  H.J. Lu  <hongjiu.lu@intel.com>
6692
6693         PR gold/11996
6694         * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
6695         "This::" to work around a bug in gcc 4.2.
6696
6697         * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
6698
6699 2010-09-09  Rafael Espindola  <espindola@google.com>
6700
6701         * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
6702         sections with different PF_X flags in the same segment.
6703         (Layout::find_first_load_seg): Search all segments to find the first
6704         one.
6705         * options.h (rosegment): New.
6706
6707 2010-09-08  Rafael Espindola  <espindola@google.com>
6708
6709         * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
6710
6711 2010-09-08  Doug Kwan  <dougkwan@google.com>
6712
6713         * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
6714         (Arm_relobj::do_relocate_sections): Add new parameter for output
6715         file to match the parent.
6716         (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
6717         of local symbols instead of input values.  Update code to track
6718         changes in gold::relocate_section.
6719         * object.cc (Sized_relobj::compute_final_local_value): New methods.
6720         (Sized_relobj::compute_final_local_value_internal): New methods.
6721         (Sized_relobj::do_finalize_local_symbols): Move code from loop
6722         body into private version of Sized_relobj::compute_final_local_value.
6723         Call the inline method.
6724         * object.h (Symbol_value::Symbol_value): Define destructor.  Free
6725         merged symbol value if there is one.
6726         (Symbol_value::has_output_value): New method defintiion.
6727         (Sized_relobj::Compute_final_local_value_status): New enum type.
6728         (Sized_relobj::compute_final_local_value): New methods.
6729         (Sized_relobj::compute_final_local_value_internal): New methods.
6730         * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
6731         and arm_cortex_a8.sh.
6732         (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
6733         arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
6734         New tests.
6735         * Makefile.in: Regenerate.
6736         * testsuite/arm_bl_out_of_range.s: Update test.
6737         * testsuite/thumb_bl_out_of_range.s: Ditto.
6738         * testsuite/thumb_blx_out_of_range.s: Ditto.
6739         * testsuite/arm_branch_out_of_range.sh: New file.
6740         * testsuite/arm_cortex_a8.sh: Ditto.
6741         * testsuite/arm_cortex_a8_b.s: Ditto.
6742         * testsuite/arm_cortex_a8_b_cond.s: Ditto.
6743         * testsuite/arm_cortex_a8_b_local.s: Ditto.
6744         * testsuite/arm_cortex_a8_bl.s: Ditto.
6745         * testsuite/arm_cortex_a8_blx.s: Ditto.
6746         * testsuite/arm_cortex_a8_local.s: Ditto.
6747         * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
6748         * testsuite/thumb_bl_out_of_range_local.s: Ditto.
6749
6750 2010-09-08  Rafael Espindola  <espindola@google.com>
6751
6752         * Makefile.am (memory_test.stdout): Run readelf with -W.
6753         * Makefile.in: Regenerate.
6754         * testsuite/memory_test.sh: Make the regexps accept both 32 and
6755         64 bit output.
6756
6757 2010-09-08  Rafael Espindola  <espindola@google.com>
6758
6759         * script-sections.cc (Script_sections::add_memory_region): Convert
6760         field precision to int.
6761         * script.cc (script_set_section_region, script_set_section_region):
6762         Convert field precision to int.
6763
6764 2010-09-08  Rafael Espindola  <espindola@google.com>
6765
6766         * arm.cc (do_finalize_sections): Create the __exidx_start and
6767         __exdix_end symbols even when the section is missing.
6768
6769 2010-09-08  Nick Clifton  <nickc@redhat.com>
6770
6771         * README: Remove claim that MEMORY is not supported.
6772         * expression.cc (script_exp_function_origin)
6773         (script_exp_function_length): Move from here to ...
6774         * script.cc: ... here.
6775         (script_set_section_region, script_add_memory)
6776         (script_parse_memory_attr, script_include_directive): New
6777         functions.
6778         * script-sections.cc
6779         (class Memory_region): New class.
6780         (class Output_section_definition): Add set_memory_region,
6781         set_section_vma, set_section_lma and get_section_name methods.
6782         (class Script_Sections): Add add_memory_region,
6783         find_memory_region, find_memory_region_origin,
6784         find_memory_region_length and set_memory_region methods.
6785         Have set_section_addresses method walk the list of set memory
6786         regions.
6787         Extend the print methos to display memory regions.
6788         * script-sections.h: Add prototypes for new methods.
6789         Add enum for MEMORY region attributes.
6790         * yyscript.y: Add support for parsing MEMORY regions.
6791         * script-c.h: Add prototypes for new functions.
6792         * testsuite/Makefile.am: Add test of MEMORY region functionality.
6793         * testsuite/Makefile.in: Regenerate.
6794         * testsuite/memory_test.sh: New script.
6795         * testsuite/memory_test.s: New assembler source file.
6796         * testsuite/memory_test.t: New linker script.
6797
6798 2010-08-27  Doug Kwan  <dougkwan@google.com>
6799
6800         * gold/resolve.cc (Symbol_table::should_override): Let a weak
6801         reference override an existing dynamic weak reference.
6802         * testsuite/Makefile.am: Add new test dyn_weak_ref.
6803         * testsuite/Makefile.in: Regenerate.
6804         * testsuite/dyn_weak_ref.sh: New file.
6805         * testsuite/dyn_weak_ref_1.c: Ditto.
6806         * testsuite/dyn_weak_ref_2.c: Ditto.
6807
6808 2010-08-27  Ian Lance Taylor  <iant@google.com>
6809
6810         * incremental.h (class Incremental_input_entry): Add virtual
6811         destructor.
6812
6813 2010-08-27  Ian Lance Taylor  <iant@google.com>
6814
6815         * testsuite/start_lib_test_3.c: Mark t3 as used.
6816
6817 2010-08-27  Nick Clifton  <nickc@redhat.com>
6818
6819         * options.cc (version_script): Fix small typo in previous
6820         whitespace tidyup.
6821
6822 2010-08-25  Nick Clifton  <nickc@redhat.com>
6823
6824         * archive.cc: Formatting fixes: Remove whitespace between
6825         typename and following asterisk.  Remove whitespace between
6826         function name and opening parenthesis.
6827         * archive.h: Likewise.
6828         * arm.cc: Likewise.
6829         * attributes.cc: Likewise.
6830         * attributes.h: Likewise.
6831         * common.cc: Likewise.
6832         * copy-relocs.cc: Likewise.
6833         * dirsearch.h: Likewise.
6834         * dynobj.cc: Likewise.
6835         * ehframe.cc: Likewise.
6836         * ehframe.h: Likewise.
6837         * expression.cc: Likewise.
6838         * fileread.cc: Likewise.
6839         * fileread.h: Likewise.
6840         * gc.h: Likewise.
6841         * gold-threads.cc: Likewise.
6842         * gold.cc: Likewise.
6843         * i386.cc: Likewise.
6844         * icf.h: Likewise.
6845         * incremental-dump.cc: Likewise.
6846         * incremental.cc: Likewise.
6847         * layout.cc: Likewise.
6848         * layout.h: Likewise.
6849         * main.cc: Likewise.
6850         * merge.cc: Likewise.
6851         * merge.h: Likewise.
6852         * object.cc: Likewise.
6853         * object.h: Likewise.
6854         * options.cc: Likewise.
6855         * options.h: Likewise.
6856         * output.cc: Likewise.
6857         * output.h: Likewise.
6858         * plugin.cc: Likewise.
6859         * plugin.h: Likewise.
6860         * powerpc.cc: Likewise.
6861         * reloc.cc: Likewise.
6862         * script-c.h: Likewise.
6863         * script-sections.cc: Likewise.
6864         * script.cc: Likewise.
6865         * stringpool.cc: Likewise.
6866         * symtab.cc: Likewise.
6867         * symtab.h: Likewise.
6868         * target.cc: Likewise.
6869         * timer.cc: Likewise.
6870         * timer.h: Likewise.
6871         * version.cc: Likewise.
6872         * x86_64.cc: Likewise.
6873
6874 2010-08-24  Nick Clifton  <nickc@redhat.com>
6875
6876         PR 11899
6877         * layout.cc (segment_precedes): Sort segments by their physical
6878         addresses, if they have been set.
6879
6880 2010-08-23  Cary Coutant  <ccoutant@google.com>
6881
6882         * archive.cc (Lib_group::add_symbols): Lock object before deleting its
6883         symbols data.
6884         (Lib_group::include_member): Unlock object after deleting its
6885         symbols data.
6886         * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
6887         the bug fixed here.
6888
6889 2010-08-19  Neil Vachharajani  <nvachhar@google.com>
6890             Cary Coutant  <ccoutant@google.com>
6891
6892         * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
6893         constructor, and set_blocker.
6894         * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
6895         readsyms_blocker_.
6896         * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
6897         this->this_blocker_ to Add_lib_group_symbols::set_blocker.
6898         * testsuite/Makefile.am (start_lib_test): New test case.
6899         * testsuite/Makefile.in: Regenerate.
6900         * testsuite/start_lib_test_main.c: New file.
6901         * testsuite/start_lib_test_1.c: New file.
6902         * testsuite/start_lib_test_2.c: New file.
6903         * testsuite/start_lib_test_3.c: New file.
6904
6905 2010-08-19  Ian Lance Taylor  <iant@google.com>
6906
6907         * Makefile.in: Rebuild with automake 1.11.1.
6908         * aclocal.m4: Likewise.
6909         * testsuite/Makefile.in: Likewise.
6910
6911 2010-08-19  Ian Lance Taylor  <iant@google.com>
6912
6913         PR 10893
6914         * i386.cc (class Output_data_plt_i386): Update declarations.
6915         Define Global_ifunc and Local_ifunc types.  Add global_ifuncs_ and
6916         local_ifuncs_ fields.
6917         (Target_i386::do_plt_section_for_global): New function.
6918         (Target_i386::do_plt_section_for_local): New function.
6919         (Output_data_plt_i386::Output_data_plt_i386): Add symtab
6920         parameter; change all callers.  Initialize global_ifuncs_ and
6921         local_ifuncs_.  If doing a static link define __rel_iplt_start and
6922         __rel_iplt_end.
6923         (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
6924         (Output_data_plt_i386::add_local_ifunc_entry): New function.
6925         (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
6926         symbols.
6927         (Target_i386::make_plt_section): New function, broken out of
6928         make_plt_entry.  Set sh_info field of .rel.plt to point to .plt.
6929         (Target_i386::make_plt_entry): Call make_plt_section.
6930         (Target_i386::make_local_ifunc_plt_entry): New function.
6931         (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
6932         (Target_i386::Scan::local): Handle IFUNC symbols.  Add
6933         R_386_IRELATIVE to switch.
6934         (Target_i386::Scan::global): Likewise.
6935         (Target_i386::Relocate::relocate): Likewise.
6936         (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
6937         switch.
6938         * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
6939         (Target_x86_64::do_plt_section_for_global): New function.
6940         (Target_x86_64::do_plt_section_for_local): New function.
6941         (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
6942         parameter; change all callers.  If doing a static link define
6943         __rela_iplt_start and __rela_iplt_end.
6944         (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
6945         (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
6946         (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
6947         to point to .plt.
6948         (Target_x86_64::make_local_ifunc_plt_entry): New function.
6949         (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
6950         switch.
6951         (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
6952         (Target_x86_64::Scan::local): Handle IFUNC symbols.  Add
6953         R_X86_64_IRELATIVE to switch.
6954         (Target_x86_64::Scan::global): Likewise.
6955         (Target_x86_64::Relocate::relocate): Likewise.
6956         (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
6957         switch.
6958         * target.h (class Target): Add plt_section_for_global and
6959         plt_section_for_local functions.  Add do_plt_section_for_global
6960         and do_plt_section_for_local virtual functions.
6961         * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol.  Add
6962         clarifying comments.
6963         (Symbol::use_plt_offset): Handle IFUNC symbol.
6964         * object.cc (Sized_relobj::Sized_relobj): Initialize
6965         local_plt_offsets_.
6966         (Sized_relobj::local_has_plt_offset): New function.
6967         (Sized_relobj::local_plt_offset): New function.
6968         (Sized_relobj::set_local_plt_offset): New function.
6969         (Sized_relobj::do_count): Handle IFUNC symbol.
6970         * object.h (class Symbol_value): Add is_ifunc_symbol_ field.  Take
6971         a bit away from input_shndx_ field.  Add set_is_func_symbol and
6972         is_ifunc_symbol functions.
6973         (class Sized_relobj): Update declarations.  Remove Tls_got_entry
6974         and Local_tls_got_offsets.  Define Local_plt_offsets.  Add
6975         local_plt_offsets_ field.
6976         (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
6977         * output.h (class Output_section_data): Add non-const
6978         output_section function.
6979         (class Output_data_got): Update declarations.
6980         (class Output_data_got::Got_entry): Add use_plt_offset_ field.
6981         Add use_plt_offset parameter to global and local constructors.
6982         Change all callers.  Change local_sym_index_ field to 31 bits.
6983         Change GSYM_CODE and CONSTANT_CODE accordingly.
6984         * output.cc (Output_data_reloc_base::do_adjust_output_section): If
6985         doing a static link don't set sh_link field.
6986         (Output_data_got::Got_entry::write): Use PLT offset if
6987         appropriate.
6988         (Output_data_got::add_global_plt): New function.
6989         (Output_data_got::add_local_plt): New function.
6990         * target-reloc.h (relocate_section): Handle IFUNC symbol.
6991         * defstd.cc (in_section): Remove entries for __rel_iplt_start,
6992         __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
6993         * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
6994         * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
6995         IFUNC conditional.
6996         * testsuite/ifunc-sel.h: New file.
6997         * testsuite/ifuncmain1.c: New file.
6998         * testsuite/ifuncmain1vis.c: New file.
6999         * testsuite/ifuncmod1.c: New file.
7000         * testsuite/ifuncdep2.c: New file.
7001         * testsuite/ifuncmain2.c: New file.
7002         * testsuite/ifuncmain3.c: New file.
7003         * testsuite/ifuncmod3.c: New file.
7004         * testsuite/ifuncmain4.c: New file.
7005         * testsuite/ifuncmain5.c: New file.
7006         * testsuite/ifuncmod5.c: New file.
7007         * testsuite/ifuncmain6pie.c: New file.
7008         * testsuite/ifuncmod6.c: New file.
7009         * testsuite/ifuncmain7.c: New file.
7010         * configure, testsuite/Makefile.in: Rebuild.
7011
7012 2010-08-18  Ian Lance Taylor  <iant@google.com>
7013
7014         * incremental.cc
7015         (Output_section_incremental_inputs::write_input_files): Add cast
7016         to avoid signed/unsigned comparison warning.
7017         (Output_section_incremental_inputs::write_info_blocks): Likewise.
7018
7019 2010-08-12  Cary Coutant  <ccoutant@google.com>
7020
7021         * common.cc (Sort_commons::operator()): Remove unnecessary code.
7022
7023 2010-08-13  Ian Lance Taylor  <iant@google.com>
7024
7025         * testsuite/incremental_test_1.c: Add prototype to avoid warning.
7026
7027 2010-08-12  Cary Coutant  <ccoutant@google.com>
7028             Doug Kwan  <dougkwan@google.com>
7029
7030         * resolve.cc (Symbol_table::should_override): When a weak dynamic
7031         defintion overrides non-weak undef, remember that the original undef
7032         is not weak.
7033         * symtab.cc (Symbol_table::sized_write_global): For undef without
7034         an original weak binding, set binding to global in output.
7035         * testsuite/Makefile.am: Add new test strong_ref_weak_def.
7036         * testsuite/Makefile.in: Regenerate.
7037         * testsuite/strong_ref_weak_def.sh: New file.
7038         * testsuite/strong_ref_weak_def_1.c: Ditto.
7039         * testsuite/strong_ref_weak_def_2.c: Ditto.
7040
7041 2010-08-12  Cary Coutant  <ccoutant@google.com>
7042
7043         * testsuite/incremental_test.sh: Rewrite.
7044         * testsuite/incremental_test_1.c: Rewrite.
7045         * testsuite/incremental_test_2.c: Rewrite.
7046
7047 2010-08-12  Cary Coutant  <ccoutant@google.com>
7048
7049         * arm.cc (Target_arm::got_size): Add const.
7050         (Target_arm::got_entry_count): New function.
7051         (Target_arm::plt_entry_count): New function.
7052         (Target_arm::first_plt_entry_offset): New function.
7053         (Target_arm::plt_entry_size): New function.
7054         (Output_data_plt_arm::entry_count): New function.
7055         (Output_data_plt_arm::first_plt_entry_offset): New function.
7056         (Output_data_plt_arm::get_plt_entry_size): New function.
7057         * i386.cc (Target_i386::got_size): Add const.
7058         (Target_i386::got_entry_count): New function.
7059         (Target_i386::plt_entry_count): New function.
7060         (Target_i386::first_plt_entry_offset): New function.
7061         (Target_i386::plt_entry_size): New function.
7062         (Output_data_plt_i386::entry_count): New function.
7063         (Output_data_plt_i386::first_plt_entry_offset): New function.
7064         (Output_data_plt_i386::get_plt_entry_size): New function.
7065         * incremental-dump.cc (dump_incremental_inputs): Adjust call to
7066         find_incremental_inputs_sections.  Dump incremental_got_plt section.
7067         * incremental.cc: Include target.h.
7068         (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
7069         parameter.  Adjust all callers.  Find incremental_got_plt section.
7070         (Incremental_inputs::create_data_sections): Create incremental_got_plt
7071         section.
7072         (Output_section_incremental_inputs::set_final_data_size): Calculate
7073         size of incremental_got_plt section.
7074         (Output_section_incremental_inputs::do_write): Write the
7075         incremental_got_plt section.
7076         (Got_plt_view_info): New struct.
7077         (Local_got_offset_visitor): New class.
7078         (Global_got_offset_visitor): New class.
7079         (Global_symbol_visitor_got_plt): New class.
7080         (Output_section_incremental_inputs::write_got_plt): New function.
7081         * incremental.h (Incremental_binary::find_incremental_inputs_sections):
7082         Add parameter.  Adjust all callers.
7083         (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7084         (Incremental_inputs::got_plt_section): New function.
7085         (Incremental_inputs::got_plt_section_): New data member.
7086         (Incremental_got_plt_reader): New class.
7087         * layout.cc (Layout::create_incremental_info_sections): Add the
7088         incremental_got_plt section.
7089         * object.h (Got_offset_list::get_list): New function.
7090         (Got offset_list::for_all_got_offsets): New function.
7091         (Sized_relobj::local_got_offset_list): New function.
7092         * powerpc.cc (Target_powerpc::got_size): Add const.
7093         (Target_powerpc::got_entry_count): New function.
7094         (Target_powerpc::plt_entry_count): New function.
7095         (Target_powerpc::first_plt_entry_offset): New function.
7096         (Target_powerpc::plt_entry_size): New function.
7097         (Output_data_plt_powerpc::entry_count): New function.
7098         (Output_data_plt_powerpc::first_plt_entry_offset): New function.
7099         (Output_data_plt_powerpc::get_plt_entry_size): New function.
7100         * sparc.cc (Target_sparc::got_size): Add const.
7101         (Target_sparc::got_entry_count): New function.
7102         (Target_sparc::plt_entry_count): New function.
7103         (Target_sparc::first_plt_entry_offset): New function.
7104         (Target_sparc::plt_entry_size): New function.
7105         (Output_data_plt_sparc::entry_count): New function.
7106         (Output_data_plt_sparc::first_plt_entry_offset): New function.
7107         (Output_data_plt_sparc::get_plt_entry_size): New function.
7108         * symtab.h (Symbol::got_offset_list): New function.
7109         (Symbol_table::for_all_symbols): New function.
7110         * target.h (Sized_target::got_entry_count): New function.
7111         (Sized_target::plt_entry_count): New function.
7112         (Sized_target::plt_entry_size): New function.
7113         * x86_64.cc (Target_x86_64::got_size): Add const.
7114         (Target_x86_64::got_entry_count): New function.
7115         (Target_x86_64::plt_entry_count): New function.
7116         (Target_x86_64::first_plt_entry_offset): New function.
7117         (Target_x86_64::plt_entry_size): New function.
7118         (Output_data_plt_x86_64::entry_count): New function.
7119         (Output_data_plt_x86_64::first_plt_entry_offset): New function.
7120         (Output_data_plt_x86_64::get_plt_entry_size): New function.
7121
7122 2010-08-12  Cary Coutant  <ccoutant@google.com>
7123
7124         * archive.cc: Include incremental.h.
7125         (Archive::Archive): Initialize incremental_info_.
7126         (Archive::include_member): Record archive members in incremental info.
7127         (Add_archive_symbols::run): Record begin and end of an archive in
7128         incremental info.
7129         (Lib_group::include_member): Record objects in incremental info.
7130         * archive.h (Incremental_archive_entry): Forward declaration.
7131         (Archive::set_incremental_info): New member function.
7132         (Archive::incremental_info): New member function.
7133         (Archive::Unused_symbol_iterator): New class.
7134         (Archive::unused_symbols_begin): New member function.
7135         (Archive::unused_symbols_end): New member function.
7136         (Archive::incremental_info_): New data member.
7137         * incremental-dump.cc (find_input_containing_global): New function.
7138         (dump_incremental_inputs): Dump new incremental info sections.
7139         * incremental.cc: Include symtab.h.
7140         (Output_section_incremental_inputs): New class.
7141         (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
7142         new incremental info sections.
7143         (Sized_incremental_binary::do_check_inputs): Likewise.
7144         (Incremental_inputs::report_archive): Remove.
7145         (Incremental_inputs::report_archive_begin): New function.
7146         (Incremental_inputs::report_archive_end): New function.
7147         (Incremental_inputs::report_object): New function.
7148         (Incremental_inputs::finalize_inputs): Remove.
7149         (Incremental_inputs::report_input_section): New function.
7150         (Incremental_inputs::report_script): Rewrite.
7151         (Incremental_inputs::finalize): Do nothing but finalize string table.
7152         (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7153         (Incremental_inputs::sized_create_inputs_section_data): Remove.
7154         (Incremental_inputs::create_data_sections): New function.
7155         (Incremental_inputs::relocs_entsize): New function.
7156         (Output_section_incremental_inputs::set_final_data_size): New function.
7157         (Output_section_incremental_inputs::do_write): New function.
7158         (Output_section_incremental_inputs::write_header): New function.
7159         (Output_section_incremental_inputs::write_input_files): New function.
7160         (Output_section_incremental_inputs::write_info_blocks): New function.
7161         (Output_section_incremental_inputs::write_symtab): New function.
7162         * incremental.h (Incremental_script_entry): Forward declaration.
7163         (Incremental_object_entry): Forward declaration.
7164         (Incremental_archive_entry): Forward declaration.
7165         (Incremental_inputs): Forward declaration.
7166         (Incremental_inputs_header_data): Remove.
7167         (Incremental_inputs_header): Remove.
7168         (Incremental_inputs_header_write): Remove.
7169         (Incremental_inputs_entry_data): Remove.
7170         (Incremental_inputs_entry): Remove.
7171         (Incremental_inputs_entry_write): Remove.
7172         (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
7173         (Incremental_binary::find_incremental_inputs_sections): Add parameters.
7174         (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7175         (Sized_ncremental_binary::do_find_incremental_inputs_sections):
7176         Likewise.
7177         (Incremental_input_entry): New class.
7178         (Incremental_script_entry): New class.
7179         (Incremental_object_entry): New class.
7180         (Incremental_archive_entry): New class.
7181         (Incremental_inputs::Incremental_inputs): Initialize new data members.
7182         (Incremental_inputs::report_inputs): Remove.
7183         (Incremental_inputs::report_archive): Remove.
7184         (Incremental_inputs::report_archive_begin): New function.
7185         (Incremental_inputs::report_archive_end): New function.
7186         (Incremental_inputs::report_object): Change prototype.
7187         (Incremental_inputs::report_input_section): New function.
7188         (Incremental_inputs::report_script): Change prototype.
7189         (Incremental_inputs::get_reloc_count): New function.
7190         (Incremental_inputs::set_reloc_count): New function.
7191         (Incremental_inputs::create_data_sections): New function.
7192         (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7193         (Incremental_inputs::inputs_section): New function.
7194         (Incremental_inputs::symtab_section): New function.
7195         (Incremental_inputs::relocs_section): New function.
7196         (Incremental_inputs::get_stringpool): Add const.
7197         (Incremental_inputs::command_line): Add const.
7198         (Incremental_inputs::inputs): Remove.
7199         (Incremental_inputs::command_line_key): New function.
7200         (Incremental_inputs::input_file_count): New function.
7201         (Incremental_inputs::input_files): New function.
7202         (Incremental_inputs::relocs_entsize): New function.
7203         (Incremental_inputs::sized_create_inputs_section_data): Remove.
7204         (Incremental_inputs::finalize_inputs): Remove.
7205         (Incremental_inputs::Input_info): Remove.
7206         (Incremental_inputs::lock_): Remove.
7207         (Incremental_inputs::inputs_): Change type.
7208         (Incremental_inputs::inputs_map_): Remove.
7209         (Incremental_inputs::current_object_entry_): New data member.
7210         (Incremental_inputs::inputs_section_): New data member.
7211         (Incremental_inputs::symtab_section_): New data member.
7212         (Incremental_inputs::relocs_section_): New data member.
7213         (Incremental_inputs::reloc_count_): New data member.
7214         (Incremental_inputs_reader): New class.
7215         (Incremental_symtab_reader): New class.
7216         (Incremental_relocs_reader): New class.
7217         * layout.cc (Layout::finalize): Move finalization of incremental info
7218         and creation of incremental info sections to follow finalization of
7219         symbol table.  Set offsets for postprocessing sections.
7220         (Layout::create_incremental_info_sections): Call
7221         Incremental_inputs::create_data_sections.  Add incremental symtab
7222         and relocs sections.  Set sh_entsize and sh_link fields.  Arrange for
7223         sections to layout after input sections.
7224         * layout.h (struct Timespec): Forward declaration.
7225         (Layout::incremental_inputs): Add const.
7226         (Layout::create_incremental_info_sections): Add parameter.
7227         * main.cc (main): Remove call to Incremental_inputs::report_inputs.
7228         * object.cc: Include incremental.h.
7229         (Relobj::finalize_incremental_relocs): New function.
7230         (Sized_relobj::do_layout): Record input sections in incremental info.
7231         * object.h (Object::output_section): New function.
7232         (Object::output_section_offset): Moved from Relobj.
7233         (Object::get_incremental_reloc_base): New function.
7234         (Object::get_incremental_reloc_count): New function.
7235         (Object::do_output_section): New function.
7236         (Object::do_output_section_offset): Moved from Relobj.
7237         (Object::do_get_incremental_reloc_base): New function.
7238         (Object::do_get_incremental_reloc_count): New function.
7239         (Object::Object): Initialize new data members.
7240         (Relobj::output_section): Renamed do_output_section and moved to
7241         protected.
7242         (Relobj::output_section_offset): Moved to Object.
7243         (Relobj::do_get_incremental_reloc_base): New function.
7244         (Relobj::do_get_incremental_reloc_count): New function.
7245         (Relobj::allocate_incremental_reloc_counts): New function.
7246         (Relobj::count_incremental_reloc): New function.
7247         (Relobj::finalize_incremental_relocs): New function.
7248         (Relobj::next_incremental_reloc_index): New function.
7249         (Relobj::reloc_counts_): New data member.
7250         (Relobj::reloc_bases_): New data member.
7251         (Sized_relobj::do_relocate_sections): Add parameter.  Change caller.
7252         (Sized_relobj::relocate_sections): Add parameter.  Change all callers.
7253         (Sized_relobj::incremental_relocs_scan): New function.
7254         (Sized_relobj::incremental_relocs_scan_reltype): New function.
7255         (Sized_relobj::incremental_relocs_write): New function.
7256         (Sized_relobj::incremental_relocs_write_reltype): New function.
7257         * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
7258         incremental link.
7259         * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
7260         archives and object files elsewhere.
7261         (Add_symbols::run): Report object files here.
7262         (Finish_group::run): Report end of archive at end of group.
7263         * reloc.cc: Include layout.h, incremental.h.
7264         (Sized_relobj::do_read_relocs): Need relocations for incremental link.
7265         (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
7266         (Sized_relobj::incremental_relocs_scan): New function.
7267         (Sized_relobj::incremental_relocs_scan_reltype): New function.
7268         (Sized_relobj::do_relocate_sections): Write incremental relocations.
7269         (Sized_relobj::incremental_relocs_write): New function.
7270         (Sized_relobj::incremental_relocs_write_reltype): New function.
7271         * script.cc (read_input_script): Rewrite test for incremental link.
7272         Change call to Incremental_inputs::report_script.
7273         * symtab.h (Symbol_table::first_global_index): New function.
7274         (Symbol_table::output_count): New function.
7275
7276 2010-08-12  Doug Kwan  <dougkwan@google.com>
7277
7278         * arm.cc (Target_arm::merge_object_attributes): Check command line
7279         options --no-wchar-size-warning and --no-enum-size-warning.
7280         * options.h (General_options): Add ld-compatible options
7281         --no-enum-size-warning and --no-wchar-size-warning.
7282
7283 2010-08-04  Ian Lance Taylor  <iant@google.com>
7284
7285         * x86_64.cc (Target_x86_64::Scan::local): Use
7286         R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
7287         R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
7288         (Target_x86_64::Scan::global): Likewise.
7289         (Target_x86_64::Relocate::relocate): Likewise.
7290         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
7291         Likewise.
7292
7293 2010-08-03  Cary Coutant  <ccoutant@google.com>
7294
7295         * merge.cc (Output_merge_string::do_add_input_section): Count strings
7296         to reserve space in merged_strings vector. Keep total input size
7297         for stats.
7298         (Output_merge_string::do_print_merge_stats): Print total input size.
7299         * merge.h (Output_merge_string): Add input_size_ field.
7300         * stringpool.cc (Stringpool_template::string_length): Move
7301         implementations out of Stringpool_template class and place in
7302         stringpool.h.
7303         * stringpool.h (string_length): Move out of Stringpool_template.
7304
7305 2010-08-03  Ian Lance Taylor  <iant@google.com>
7306
7307         PR 11712
7308         * layout.cc (relaxation_loop_body): If address of load segment is
7309         set, adjust address to include headers if possible.
7310
7311 2010-08-03  Ian Lance Taylor  <iant@google.com>
7312
7313         * version.cc (version_string): Bump to 1.10.
7314
7315 2010-08-03  Ian Lance Taylor  <iant@google.com>
7316
7317         PR 11805
7318         * layout.h (enum Output_section_order): Define.
7319         (class Layout): Update declarations.
7320         * layout.cc (Layout::get_output_section): Add order parameter.
7321         Remove is_interp, is_dynamic_linker_section, is_last_relro, and
7322         is_first_non_relro parameters.  Change all callers.
7323         (Layout::choose_output_section): Likewise.
7324         (Layout::add_output_section_data): Likewise.
7325         (Layout::make_output_section): Likewise.  Set order.
7326         (Layout::default_section_order): New function.
7327         (Layout::layout_eh_frame): Call add_output_section_to_nonload.
7328         * output.cc (Output_section::Output_section): Initialize order_.
7329         Don't initialize deleted fields.
7330         (Output_segment::Output_segment): Don't initialize deleted
7331         fields.
7332         (Output_segment::add_output_section_to_load): New function
7333         replacing add_output_section.  Change all callers to call this or
7334         add_output_section_to_nonload.
7335         (Output_segment::add_output_section_to_nonload): New function.
7336         (Output_segment::remove_output_section): Rewrite.
7337         (Output_segment::add_initial_output_data): Likewise.
7338         (Output_segment::has_any_data_sections): Likewise.
7339         (Output_segment::is_first_section_relro): Likewise.
7340         (Output_segment::maximum_alignment): Likewise.
7341         (Output_segment::has_dynamic_reloc): New function replacing
7342         dynamic_reloc_count.  Change all callers.
7343         (Output_segment::has_dynamic_reloc_list): New function replacing
7344         dynamic_reloc_count_list.  Change all callers.
7345         (Output_segment::set_section_addresses): Rewrite.
7346         (Output_segment::set_offset): Rewrite.
7347         (Output_segment::find_first_and_last_list): Remove.
7348         (Output_segment::set_tls_offsets): Rewrite.
7349         (Output_segment::first_section_load_address): Likewise.
7350         (Output_segment::output_section_count): Likewise.
7351         (Output_segment::section_with_lowest_load_address): Likewise.
7352         (Output_segment::write_section_headers): Likewise.
7353         (Output_segment::print_sections_to_map): Likewise.
7354         * output.h (class Output_data): Remove dynamic_reloc_count_
7355         field.  Add has_dynamic_reloc_ field.  Make bools into bitfields.
7356         (Output_data::add_dynamic_reloc): Rewrite.
7357         (Output_data::has_dynamic_reloc): New function.
7358         (Output_data::dynamic_reloc_count): Remove.
7359         (class Output_section): Add order_ field.  Remvoe is_relro_local_,
7360         is_last_relro_, is_first_non_relro_, is_interp_,
7361         is_dynamic_linker_section_ fields.  Add order and set_order
7362         functions.  Remove is_relro_local, set_is_relro_local,
7363         is_last_relro, set_is_last_relro, is_first_non_relro,
7364         set_is_first_non_relro functions, is_interp, set_is_interp,
7365         is_dynamic_linker_section, and set_is_dynamic_linker_section
7366         functions.
7367         (class Output_segment): Change Output_data_list from std::list to
7368         std:;vector.  Add output_lists_ field.  Remove output_data_ and
7369         output_bss_ fields.  Update declarations.
7370
7371 2010-08-02  Ian Lance Taylor  <iant@google.com>
7372
7373         * arm.cc (Target_arm::gc_process_relocs): Use typename.
7374         * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
7375         * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
7376
7377 2010-08-02  Ian Lance Taylor  <iant@google.com>
7378
7379         PR 11855
7380         * script.cc (Script_options::Script_options): Initialize
7381         symbol_definitions_ and symbol_references_.
7382         (Script_options::add_symbol_assignment): Update
7383         symbol_definitions_ and symbol_references_.
7384         (Script_options::add_symbol_reference): New function.
7385         (script_symbol): New function.
7386         * script.h (class Script_options): Add symbol_definitions_ and
7387         symbol_references_ fields.
7388         (Script_options::referenced_const_iterator): New type.
7389         (Script_options::referenced_begin): New function.
7390         (Script_options::referenced_end): New function.
7391         (Script_options::is_referenced): New function.
7392         (Script_options::any_unreferenced): New function.
7393         * script-c.h (script_symbol): Declare.
7394         * yyscript.y (exp): Call script_symbol.
7395         * symtab.cc: Include "script.h".
7396         (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
7397         Change all callers.  Check symbols referenced by scripts.
7398         (Symbol_table::add_undefined_symbols_from_command_line): Add
7399         layout parameter.  Change all callers.
7400         (Symbol_table::do_add_undefined_symbols_from_command_line):
7401         Likewise.  Break out loop body.  Check symbols referenced by
7402         scripts.
7403         (Symbol_table::add_undefined_symbol_from_command_line): New
7404         function broken out of
7405         do_add_undefined_symbols_from_command_line.
7406         * symtab.h (class Symbol_table): Update declarations.
7407         * archive.cc: Include "layout.h".
7408         (Archive::should_include_member): Add layout parameter.  Change
7409         all callers.  Check for symbol mentioned in expression.
7410         * archive.h (class Archive): Update declaration.
7411         * object.cc (Sized_relobj::do_should_include_member): Add layout
7412         parameter.
7413         * object.h (Object::should_include_member): Add layout parameter.
7414         Change all callers.
7415         (Object::do_should_include_member): Add layout parameter.
7416         (class Sized_relobj): Update declaration.
7417         * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
7418         parameter.
7419         * dynobj.h (class Sized_dynobj): Update declaration.
7420         * plugin.cc (Sized_pluginobj::do_should_include_member): Add
7421         layout parameter.
7422         * plugin.h (class Sized_pluginobj): Update declaration.
7423
7424 2010-08-02  Ian Lance Taylor  <iant@google.com>
7425
7426         PR 11866
7427         * output.cc (Output_segment::set_offset): Search for the first and
7428         last sections rather than assuming that the list is in order.
7429         (Output_segment::find_first_and_last_list): New function.
7430         * output.h (class Output_segment): Update declarations.
7431         * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
7432         (relro_strip_test_SOURCES): New variable.
7433         (relro_strip_test_DEPENDENCIES): New variable.
7434         (relro_strip_test_LDFLAGS): New variable.
7435         (relro_strip_test_LDADD): New variable.
7436         (relro_strip_test.so): New target.
7437
7438 2010-08-02  Ian Lance Taylor  <iant@google.com>
7439
7440         * i386.cc (class Target_i386): Add got_tlsdesc_ field.
7441         (Target_i386::Target_i386):: Initialize got_tlsdesc_.
7442         (Target_i386::got_tlsdesc_section): New function.
7443         (Target_i386::got_section): Create space for GOT entries for
7444         TLSDESC relocations.
7445         (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
7446         R_386_TLS_GOTDESC.
7447         (Target_i386::Scan::global): Likewise.
7448         (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
7449         using TLSDESC GOT.
7450         * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
7451         (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
7452         (Target_x86_64::got_tlsdesc_section): New function.
7453         (Target_x86_64::got_section): Create space for GOT entries for
7454         TLSDESC relocations.
7455         (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
7456         R_386_TLS_GOTDESC.
7457         (Target_x86_64::Scan::global): Likewise.
7458         (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
7459         using TLSDESC GOT.
7460
7461 2010-08-02  Ian Lance Taylor  <iant@google.com>
7462
7463         * testsuite/final_layout.sh: Use dc to convert from hex to
7464         decimal.
7465
7466 2010-07-29  Sriraman Tallam  <tmsriram@google.com>
7467
7468         * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
7469         paramter to the call to gold::gc_process_relocs.
7470         * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
7471         paramter to the call to gold::gc_process_relocs.
7472         * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
7473         parameter to the call to gold::gc_process_relocs.
7474         * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
7475         template parameter to the call to gold::gc_process_relocs.
7476         * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
7477         paramter to the call to gold::gc_process_relocs.
7478         * gc.h (get_embedded_addend_size): New function.
7479         (gc_process_relocs): Save the size of the reloc for use by ICF.
7480         * icf.cc (get_section_contents): Get the addend from the text section
7481         for SHT_REL relocation sections.
7482         * icf.h (Icf::Reloc_addend_size_info): New typedef.
7483         (Icf::Reloc_info): Add new member reloc_addend_size_info.
7484         * int_encoding.h (read_from_pointer): New overloaded function.
7485         * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
7486         * testsuite/icf_sht_rel_addend_test.sh: New file.
7487         * testsuite/icf_sht_rel_addend_test_1.cc: New file.
7488         * testsuite/icf_sht_rel_addend_test_2.cc: New file.
7489
7490 2010-07-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
7491
7492         * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
7493         * Makefile.in: Regenerate.
7494         * testsuite/Makefile.in: Regenerate.
7495
7496 2010-07-27  Jeffrey Yasskin  <jyasskin@google.com>
7497
7498         * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
7499         * gold/testsuite/debug_msg.cc: Likewise.
7500         * gold/testsuite/odr_violation1.cc
7501         * gold/testsuite/odr_violation2.cc
7502
7503 2010-07-21  Cary Coutant  <ccoutant@google.com>
7504
7505         * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
7506         string, and length fields.
7507         (Output_merge_string::Merged_strings_list): New type.
7508         (Output_merge_string::Merged_strings_lists): New typedef.
7509         (Output_merge_string): Replace merged_strings_ with
7510         merged_strings_lists_.
7511         * merge.cc (Output_merge_string::do_add_input_section): Allocate new
7512         Merged_strings_list per input object and section.  Don't store pointer
7513         to the string.  Don't store length with each merged string entry.
7514         (Output_merge_string::finalize_merged_data): Loop over list of merged
7515         strings lists.  Recompute length of each merged string.
7516
7517 2010-07-15  Cary Coutant  <ccoutant@google.com>
7518
7519         * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
7520         here.
7521
7522 2010-07-14  Ian Lance Taylor  <iant@google.com>
7523
7524         * descriptors.cc (Descriptors::open): Report correct name in error
7525         message.
7526
7527 2010-07-13  Doug Kwan  <dougkwan@google.com>
7528
7529         * arm.cc (Arm_input_section::Arm_input_section): For a
7530         SHT_ARM_EXIDX section, always keeps the input sections.
7531         (Arm_input_section::set_exidx_section_link): New method.
7532         (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
7533         has_errors_ to false.
7534         (Arm_exidx_input_section::has_errors,
7535         Arm_exidx_input_section::set_has_errors): New methods.
7536         (Arm_exidx_input_section::has_errors_): New data member.
7537         (Arm_relobj::get_exidx_shndx_list): New method.
7538         (Arm_output_section::append_text_sections_to_list): Do not skip
7539         section without SHF_EXECINSTR.
7540         (Arm_output_section::fix_exidx_coverage): Skip input sections with
7541         errors.
7542         (Arm_relobj::make_exidx_input_section): Add new parameter for text
7543         section header.  Make error messages more verbose.  Check for
7544         a non-executable section linked to an EXIDX section.
7545         (Arm_relobj::do_read_symbols): Remove error checking, which has been
7546         moved to Arm_relobj::make_exidx_input_section.  Add an assertion to
7547         check that there is no deferred EXIDX section if we exit early.
7548         Instead of not making an EXIDX section in case of an error, make one
7549         and set the has_errors flag of it.
7550         (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
7551         in a relocatable link.
7552         (Target_arm::do_relax): Look for the EXIDX output section instead of
7553         assuming that it is called .ARM.exidx.
7554         (Target_arm::fix_exidx_coverage): Add a new parameter for input
7555         section list.  Do not check for SHF_EXECINSTR section flags but
7556         skip any input section with errors.
7557         * output.cc (Output_section::Output_section): Initialize
7558         always_keeps_input_sections_ to false.
7559         (Output_section::add_input_section): Check for
7560         always_keeps_input_sections_.
7561         *  output.h (Output_section::always_keeps_input_sections,
7562         Output_section::set_always_keeps_input_sections): New methods.
7563         (Output_section::always_keeps_input_sections): New data member.
7564
7565 2010-07-13  Rafael Espindola  <espindola@google.com>
7566
7567         * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
7568         * fileread.h (Input_file): Add try_extra_search_path and find_file.
7569
7570 2010-07-13  Philip Herron  <herron.philip@googlemail.com>
7571             Ian Lance Taylor  <iant@google.com>
7572
7573         * output.h (Output_section_lookup_maps::add_merge_section):
7574         Correct check of whether value was inserted.
7575         (Output_section_lookup_maps::add_merge_input_section): Likewise.
7576         (Output_section_lookup_maps::add_relaxed_input_section):
7577         Likewise.
7578         * arm.cc (Target_arm::got_section): Remove used local os.
7579         * i386.cc (Target_i386::got_section): Likewise.
7580         * x86_64.cc (Target_x86_64::got_section): Likewise.
7581         * sparc.cc (Target_sparc::got_section): Likewise.
7582         (Target_sparc::relocate): Remove unused local have_got_offset.
7583         * powerpc.cc (Target_powerpc::relocate): Likewise.
7584
7585 2010-07-13  Ian Lance Taylor  <iant@google.com>
7586
7587         * compressed_output.cc (zlib_decompress): Fix signature in
7588         !HAVE_ZLIB_H case.
7589
7590         * archive.cc (Archive::include_member): Unlock an external member
7591         of a thin archive.  Don't bother to delete an object we know is
7592         NULL.
7593
7594 2010-07-12  Cary Coutant  <ccoutant@google.com>
7595
7596         * compressed_output.cc (zlib_decompress): New function.
7597         (get_uncompressed_size): New function.
7598         (decompress_input_section): New function.
7599         * compressed_output.h (get_uncompressed_size): New function.
7600         (decompress_input_section): New function.
7601         * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
7602         Handle compressed debug sections.
7603         * layout.cc (is_compressed_debug_section): New function.
7604         (Layout::output_section_name): Map compressed section names to
7605         canonical names.
7606         * layout.h (is_compressed_debug_section): New function.
7607         (is_debug_info_section): Recognize compressed debug sections.
7608         * merge.cc: Include compressed_output.h.
7609         (Output_merge_data::do_add_input_section): Handle compressed
7610         debug sections.
7611         (Output_merge_string::do_add_input_section): Handle compressed
7612         debug sections.
7613         * object.cc: Include compressed_output.h.
7614         (Sized_relobj::Sized_relobj): Initialize new data members.
7615         (build_compressed_section_map): New function.
7616         (Sized_relobj::do_read_symbols): Handle compressed debug sections.
7617         * object.h (Object::section_is_compressed): New method.
7618         (Object::do_section_is_compressed): New method.
7619         (Sized_relobj::Compressed_section_map): New type.
7620         (Sized_relobj::do_section_is_compressed): New method.
7621         (Sized_relobj::compressed_sections_): New data member.
7622         * output.cc (Output_section::add_input_section): Handle compressed
7623         debug sections.
7624         * reloc.cc: Include compressed_output.h.
7625         (Sized_relobj::write_sections): Handle compressed debug sections.
7626
7627 2010-07-08  Cary Coutant  <ccoutant@google.com>
7628
7629         * resolve.cc (Symbol_table::resolve): Remember whether undef was
7630         weak when resolving to a dynamic def.
7631         (Symbol_table::should_override): Add adjust_dyndef flag; set it
7632         for weak undef/dynamic def cases. Adjust callers.
7633         * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
7634         undef_binding_weak_.
7635         (Symbol_table::sized_write_globals): Adjust symbol binding.
7636         (Symbol_table::sized_write_symbol): Add binding parameter.
7637         * symtab.h (Symbol::set_undef_binding): New method.
7638         (Symbol::is_undef_binding_weak): New method.
7639         (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
7640         (Symbol_table::should_override): Add new parameter.
7641         (Symbol_table::sized_write_symbol): Add new parameter.
7642
7643         * testsuite/weak_undef_file1.cc: Add new test case.
7644         * testsuite/weak_undef_file2.cc: Fix header comment.
7645         * testsuite/weak_undef_test.cc: Add new test case.
7646
7647 2010-06-29  Doug Kwan  <dougkwan@google.com>
7648
7649         * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
7650         Initialize USE_SYMBOL_.
7651         * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
7652         definition.
7653         (Arm_reloc_property::uses_symbol_): New data member declaration.
7654         * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
7655         uses symbol value and symbol is undefined but not weakly undefined.
7656
7657 2010-06-28  Rafael Espindola  <espindola@google.com>
7658
7659         * plugin.cc (Plugin::load): Use dlerror.
7660
7661 2010-06-26  Jeffrey Yaskin  <jyasskin@google.com>
7662
7663         * symtab.cc (detect_odr_violations): When reporting an ODR
7664         violation, report an object where the symbol is defined.
7665
7666 2010-06-25  Doug Kwan  <dougkwan@google.com>
7667
7668         * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
7669         (Target_arm::section_may_have_icf_unsafe_pointers): New method
7670         definition.
7671         (Target_arm::Scan::local_reloc_may_be_function_pointer,
7672         Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
7673         target hook to detect function points.
7674         (Target_arm::Scan::possible_function_pointer_reloc): New method.
7675         * icf.h (Icf::check_section_for_function_pointers): Change type of
7676         parameter SECTION_NAME to const reference to std::string.  Use
7677         target hook to determine if section may have unsafe pointers.
7678         * target.h (Target::section_may_have_icf_unsafe_pointers): New
7679         method definition.
7680
7681 2010-06-21  Rafael Espindola  <espindola@google.com>
7682
7683         * fileread.cc (Input_file::find_fie): New
7684         (Input_file::open): Use Input_file::find_fie.
7685         * fileread.h (Input_file::find_fie): New
7686         * plugin.cc (set_extra_library_path): New.
7687         (Plugin::load): Add set_extra_library_path to the transfer vector.
7688         (Plugin_manager::set_extra_library_path): New.
7689         (Plugin_manager::add_input_file): Use the extra search path if set.
7690         (set_extra_library_path(): New.
7691         * plugin.h (Plugin_manager): Add set_extra_library_path and
7692         extra_search_path_.
7693
7694 2010-06-19  Cary Coutant  <ccoutant@google.com>
7695
7696         * layout.cc (gdb_sections): Add .debug_types.
7697         (lines_only_debug_sections): Likewise.
7698
7699 2010-06-18  Rafael Espindola  <espindola@google.com>
7700
7701         * plugin.cc (add_input_file,add_input_library)
7702         (Plugin_manager::add_input_file): Make filename arguments const.
7703         * plugin.h (Plugin_manager::add_input_file): Make filename arguments
7704         const.
7705
7706 2010-06-16  Doug Kwan  <dougkwan@google.com>
7707
7708         * arm.cc (Target_arm::do_finalize_sections): Do not emit an
7709         .ARM.attributes section if we have not merged any input
7710         attributes sections.
7711
7712 2010-06-15  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7713
7714         * arm.cc: Allow combining objects with no EABI version
7715         information.
7716
7717 2010-06-15  Rafael Espindola  <espindola@google.com>
7718
7719         * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
7720
7721 2010-06-15  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7722
7723         * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
7724         (struct iovec): Correct !HAVE_READV definition.
7725
7726 2010-06-10  Cary Coutant  <ccoutant@google.com>
7727
7728         * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
7729         (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
7730         reloc sections.
7731         * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
7732
7733         PR 11683
7734         * symtab.h (Symbol::is_placeholder): New member function.
7735         * target-reloc.h (relocate_section): Check for placeholder symbols.
7736
7737         * testsuite/Makefile.am (plugin_test_8): New test.
7738         (plugin_test_9): New test.
7739         * testsuite/Makefile.in: Regenerate.
7740
7741 2010-06-09  Nick Clifton  <nickc@redhat.com>
7742
7743         * yyscript.y (input_list_element): Allow strings prefixed with
7744         the '-' character.  Treat these as libraries.
7745         * script.cc (script_add_library): New function.  Adds a library
7746         specified by "-l<name>" found in an input script.
7747         * script-c.h: Add prototype for script_add_library.
7748
7749 2010-06-07  Doug Kwan  <dougkwan@google.com>
7750
7751         * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
7752         Restrict stub-group size to be within long conditional branch
7753         range when working around cortex-A8 erratum.
7754
7755 2010-06-07  Damien Diederen  <dd@crosstwine.com>
7756
7757         * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
7758         #ifdef typo.
7759
7760 2010-06-03  Sriraman Tallam  <tmsriram@google.com>
7761
7762         PR gold/11658
7763         * output.cc
7764         (Output_section::Input_section_sort_entry::compare_section_ordering):
7765         Change to return non-zero correctly.
7766         (Output_section::Input_section_sort_section_order_index_compare
7767         ::operator()): Change to fix ambiguity in comparisons.
7768
7769 2010-06-01  Sriraman Tallam  <tmsriram@google.com>
7770
7771         * gold.h (is_wildcard_string): New function.
7772         * layout.cc (Layout::layout): Pass this pointer to add_input_section.
7773         (Layout::layout_eh_frame): Ditto.
7774         (Layout::find_section_order_index): New method.
7775         (Layout::read_layout_from_file): New method.
7776         * layout.h (Layout::find_section_order_index): New method.
7777         (Layout::read_layout_from_file): New method.
7778         (Layout::input_section_position_): New private member.
7779         (Layout::input_section_glob_): New private member.
7780         * main.cc (main): Call read_layout_from_file here.
7781         * options.h (--section-ordering-file): New option.
7782         * output.cc (Output_section::input_section_order_specified_): New
7783         member.
7784         (Output_section::Output_section): Initialize new member.
7785         (Output_section::add_input_section): Add new parameter.
7786         Keep input sections when --section-ordering-file is used.
7787         (Output_section::set_final_data_size): Sort input sections when
7788         section ordering file is specified.
7789         (Output_section::Input_section_sort_entry): Add new parameter.
7790         Check sorting type.
7791         (Output_section::Input_section_sort_entry::compare_section_ordering):
7792         New method.
7793         (Output_section::Input_section_sort_compare::operator()): Change to
7794         consider section_order_index.
7795         (Output_section::Input_section_sort_init_fini_compare::operator()):
7796         Change to consider section_order_index.
7797         (Output_section::Input_section_sort_section_order_index_compare
7798         ::operator()): New method.
7799         (Output_section::sort_attached_input_sections): Change to sort
7800         according to section order when specified.
7801         (Output_section::add_input_section<32, true>): Add new parameter.
7802         (Output_section::add_input_section<64, true>): Add new parameter.
7803         (Output_section::add_input_section<32, false>): Add new parameter.
7804         (Output_section::add_input_section<64, false>): Add new parameter.
7805         * output.h (Output_section::add_input_section): Add new parameter.
7806         (Output_section::input_section_order_specified): New
7807         method.
7808         (Output_section::set_input_section_order_specified): New method.
7809         (Input_section::Input_section): Initialize section_order_index_.
7810         (Input_section::section_order_index): New method.
7811         (Input_section::set_section_order_index): New method.
7812         (Input_section::section_order_index_): New member.
7813         (Input_section::Input_section_sort_section_order_index_compare): New
7814         struct.
7815         (Output_section::input_section_order_specified_): New member.
7816         * script-sections.cc (is_wildcard_string): Delete and move modified
7817         method to gold.h.
7818         (Output_section_element_input::Output_section_element_input): Modify
7819         call to is_wildcard_string.
7820         (Output_section_element_input::Input_section_pattern
7821         ::Input_section_pattern): Ditto.
7822         (Output_section_element_input::Output_section_element_input): Ditto.
7823         * testsuite/Makefile.am (final_layout): New test case.
7824         * testsuite/Makefile.in: Regenerate.
7825         * testsuite/final_layout.cc: New file.
7826         * testsuite/final_layout.sh: New file.
7827
7828 2010-06-01  Rafael Espindola  <espindola@google.com>
7829
7830         * plugin.cc (Plugin::load): Pass the output name to the plugin.
7831
7832 2010-06-01  Rafael Espindola  <espindola@google.com>
7833
7834         * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
7835         visibility of symbols.
7836
7837 2010-05-27  Doug Kwan  <dougkwan@google.com>
7838
7839         * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
7840         from start of output section instead of address for a local symbol
7841         in a merged or relaxed section when doing a relocatable link.
7842
7843 2010-05-26  Rafael Espindola  <espindola@google.com>
7844
7845         PR 11604
7846         * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
7847         adding sections the garbage collector removed.
7848         * gold/testsuite/Makefile.am: Add test.
7849         * gold/testsuite/Makefile.in: Regenerate.
7850         * gold/testsuite/plugin_test_7.sh: New.
7851         * gold/testsuite/plugin_test_7_1.c: New.
7852         * gold/testsuite/plugin_test_7_2.c: New.
7853
7854 2010-05-26  Rafael Espindola  <espindola@google.com>
7855
7856         * script-sections.cc (Output_section_definition::set_section_addresses):
7857         Check for --section-start.
7858
7859 2010-05-26  Doug Kwan  <dougkwan@google.com>
7860
7861         * arm.cc (Arm_scan_relocatable_relocs): New class.
7862         (Target_arm::relocate_special_relocatable): New method.
7863         (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
7864         (Arm_relocate_functions::thumb_branch_common): Same.
7865         (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
7866         instead of Default_scan_relocatable_relocs.
7867         * target-reloc.h (relocate_for_relocatable): Let target handle
7868         relocation strategy Relocatable_relocs::RELOC_SPECIAL.
7869         * target.h (Sized_target::relocate_special_relocatable): New method.
7870
7871 2010-05-25  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
7872
7873         * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
7874
7875 2010-05-23  Doug Kwan  <dougkwan@google.com>
7876
7877         * arm.cc (Arm_input_section::do_output_offset): Use convert_types
7878         instead of a cast.
7879         (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
7880         with a direct branch, not a conditional branch, to a stub.
7881         * merge.cc (Output_merge_base::record_input_section): New method
7882         defintion.
7883         (Output_merge_data::do_add_input_section): Record input section if
7884         keeps-input-sections flag is set.
7885         (Output_merge_string::do_add_input_section): Ditto.
7886         * merge.h (Output_merge_base::Output_merge_base): Initialize new data
7887         members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
7888         INPUT_SECTIONS_.
7889         (Output_merge_base::keeps_input_sections,
7890         Output_merge_base::set_keeps_input_sections,
7891         Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
7892         method definitions.
7893         (Output_merge_base::Input_sections): New type declaration.
7894         (Output_merge_base::input_sections_begin,
7895         Output_merge_base::input_sections_end,
7896         Output_merge_base::do_set_keeps_input_sections): New method definitions.
7897         (Output_merge_base::bool keeps_input_sections_,
7898         Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
7899         Output_merge_base::input_sections_): New data members.
7900         (Output_merge_data::do_set_keeps_input_sections): New method
7901         defintion.
7902         (Output_merge_string::do_set_keeps_input_sections): Ditto.
7903         * output.cc (Output_section::Input_section::relobj): Move method
7904         defintion from class declaration to here and handle merge sections.
7905         (Output_section::Input_section::shndx): Ditto.
7906         (Output_section::Output_section): Remove initializations of removed
7907         data members and initialize new data member LOOKUP_MAPS_.
7908         (Output_section::add_input_section): Set keeps-input-sections flag
7909         for a newly created merge output section as appropriate.  Adjust code
7910         to use Output_section_lookup_maps class.
7911         (Output_section::add_relaxed_input_section): Adjst code for lookup
7912         maps code refactoring.
7913         (Output_section::add_merge_input_section): Add a new parameter
7914         KEEPS_INPUT_SECTION.  Adjust code to use Output_section_lookup_maps
7915         class.  If adding input section to a newly created merge output
7916         section fails, remove the new merge section.
7917         (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
7918         Adjust code for use of the Output_section_lookup_maps class.
7919         (Output_section::find_merge_section): Ditto.
7920         (Output_section::build_lookup_maps): New method defintion.
7921         (Output_section::find_relaxed_input_section): Adjust code to use
7922         Output_section_lookup_maps class.
7923         (Output_section::get_input_sections): Export merge sections.  Adjust
7924         code to use Output_section_lookup_maps class.
7925         (Output_section:::add_script_input_section): Adjust code to use
7926         Output_section_lookup_maps class.  Update lookup maps for merge
7927         sections also.
7928         (Output_section::discard_states): Use Output_section_lookup_maps.
7929         (Output_section::restore_states): Same.
7930         * output.h (Merge_section_properties): Move class defintion out of
7931         Output_section.
7932         (Output_section_lookup_maps): New class.
7933         (Output_section::Input_section::is_merge_section): New method
7934         defintion.
7935         (Output_section::Input_section::relobj): Move defintion out of class
7936         defintion.  Declare method only.
7937         (Output_section::Input_section::shndx): Ditto.
7938         (Output_section::Input_section::output_merge_base): New method defintion.
7939         (Output_section::Input_section::u2_.pomb): New union field.
7940         (Output_section::Merge_section_by_properties_map,
7941         Output_section::Output_section_data_by_input_section_map,
7942         Output_section::Ouptut_relaxed_input_section_by_input_section_map):
7943         Remove types.
7944         (Output_section::add_merge_input_section): Add new parameter
7945         KEEPS_INPUT_SECTIONS.
7946         (Output_section::build_lookup_maps): New method declaration.
7947         (Output_section::merge_section_map_,
7948         Output_section::merge_section_by_properties_map_,
7949         Output_section::relaxed_input_section_map_,
7950         Output_section::is_relaxed_input_section_map_valid_): Remove data
7951         members.
7952         (Output_section::lookup_maps_): New data member.
7953
7954 2010-05-21  Doug Kwan  <dougkwan@google.com>
7955
7956         PR gold/11619
7957         * arm.cc (Arm_input_section::do_output_offset): Add a cast to
7958         avoid a compilation error.
7959
7960 2010-05-19  Rafael Espindola  <espindola@google.com>
7961
7962         * script-sections.cc (Output_section_definition::allocate_to_segment):
7963         Update the phdrs_list even when the output section is NULL.
7964         * testsuite/Makefile.am: Add test.
7965         * testsuite/Makefile.in: Regenerate.
7966         * testsuite/script_test_9.cc: New.
7967         * testsuite/script_test_9.sh: New.
7968         * testsuite/script_test_9.t: New.
7969
7970 2010-05-19  Doug Kwan  <dougkwan@google.com>
7971
7972         * arm.cc (Arm_input_section::original_size): New method.
7973         (Arm_input_section::do_addralign): Add a cast.
7974         (Arm_input_section::do_output_offset): Remove static cast.
7975         (Arm_input_section::original_addralign,
7976          Arm_input_section::original_size_): Change type to uint32_t.
7977         (Arm_input_section::init): Add safe casts for section alignment
7978         and size.
7979         (Arm_input_section::set_final_data_size): Do not set address and
7980         offset of stub table.
7981         (Arm_output_section::fix_exidx_coverage): Change use of of
7982         Output_section::Simple_input_section to that of
7983         Output_section::Input_section.
7984         (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
7985         except for the first pass.
7986         * output.cc (Output_section::get_input_sections): Change type of
7987         input_sections to std::list<Input_section>.
7988         (Output_section::add_script_input_section): Rename from
7989         Output_section::add_simple_input_section.  Change type of SIS
7990         parameter from Simple_input_section to Input_section.
7991         * output.h (Output_section::Simple_input_section): Remove class.
7992         (Output_section::Input_section): Change class visibility to public.
7993         (Output_section::Input_section::addralign): Use stored alignments
7994         for special input sections if set.
7995         (Output_section::Input_section::set_addralign): New method.
7996         (Output_section::get_input_sections): Change parameter type from
7997         list of Simple_input_section to list of Input_section.
7998         (Output_section::add_script_input_section): Rename from
7999         Output_section::add_simple_input_section. Change first parameter's
8000         type from Simple_input_section to Input_section and remove the
8001         second and third parameters.
8002         * script-sections.cc (Input_section::Input_section_list): Change
8003         type to list of Output_section::Input_section/
8004         (Input_section_info::Input_section_info): Change parameter type of
8005         INPUT_SECTION to Output_section::Input_section.
8006         (Input_section_info::input_section): Change return type.
8007         (Input_section_info::input_section_): Change type to
8008         Output_section::Input_section.
8009         (Output_section_element_input::set_section_addresses): Adjust code
8010         to use Output_section::Input_section instead of
8011         Output_section::Simple_input_section.  Adjust code for renaming
8012         of Output_section::add_simple_input_section.
8013         (Orphan_output_section::set_section_addresses): Ditto.
8014
8015 2010-05-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
8016
8017         * gold.h (Unordered_multimap, Unordered_map): Fix defines for
8018         when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
8019
8020 2010-05-18  Rafael Espindola  <espindola@google.com>
8021
8022         * options.cc (General_options::finalize): Handle -nostdlib.
8023         * options.h (nostdlib): New option.
8024         * script.cc (script_add_search_dir): Handle -nostdlib.
8025
8026 2010-05-12  Doug Kwan  <dougkwan@google.com>
8027
8028         * arm.cc (Target_arm::do_finalize_sections): Create an empty
8029         attributes section only if there no attributes section after merging.
8030         (Target_arm::merge_object_attributes): Move value of
8031         Tag_MPextension_use_legacy to that of Tag_MPextension_use.
8032         Handle Tag_DIV_use and Tag_MPextension_use_legacy.
8033         * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
8034         (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
8035         and arm_attr_merge_7.stdout.
8036         (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
8037         arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
8038         arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
8039         arm_attr_merge_7b.o): New rules.
8040         (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
8041         arm_attr_merge_7
8042         * testsuite/Makefile.in: Regenerate.
8043         * testsuite/arm_attr_merge.sh: New file.
8044         * testsuite/arm_attr_merge_[67][ab].s: Same.
8045
8046 2010-05-05  Nick Clifton  <nickc@redhat.com>
8047
8048         * po/es.po: Updated Spanish translation.
8049
8050 2010-04-27  H.J. Lu  <hongjiu.lu@intel.com>
8051
8052         * Makefile.am (install-exec-local): Properly install gold as
8053         default cross linker.
8054         * Makefile.in: Regenerated.
8055
8056 2010-04-27  H.J. Lu  <hongjiu.lu@intel.com>
8057             Nick Clifton  <nickc@redhat.com>
8058
8059         * configure.ac (install_as_default): Define and set to false
8060         unless --enable-gold or --enable-gold=both/gold has been
8061         specified.
8062         * configure: Regenerate.
8063
8064         * Makefile.am (install-exec-local): Install the executable as
8065         'ld.gold'.  If install_as_default is true then also install it as
8066         'ld'.
8067         * Makefile.in: Regenerated.
8068
8069 2010-04-24  Ian Lance Taylor  <iant@google.com>
8070
8071         * layout.cc (Layout::layout_reloc): In relocatable link don't
8072         combine reloc sections for grouped sections.
8073
8074 2010-04-23  Sriraman Tallam  <tmsriram@google.com>
8075
8076         * gc.h (gc_process_relocs): Pass information on relocs pointing to
8077         sections that are not ordinary to icf.
8078         * icf.cc (get_section_contents): Handle relocation pointing to section
8079         with no object or shndx information.
8080         * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
8081         * testsuite/Makefile.in: Regenerate.
8082         * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
8083         * testsuite/icf_virtual_function_folding_test.sh: Delete file.
8084
8085 2010-04-22  Ian Lance Taylor  <iant@google.com>
8086
8087         * expression.cc (Expression::Expression_eval_info): Add
8088         result_alignment_pointer field.
8089         (Expression::eval_with_dot): Add result_alignment_pointer
8090         parameter.  Change all callers.
8091         (Expression::eval_maybe_dot): Likewise.
8092         (class Binary_expression): Add alignment_pointer parameter to
8093         left_value and right_value.  Change all callers.
8094         (BINARY_EXPRESSION): Set result alignment.
8095         (class Trinary_expression): Add alignment_pointer parameter to
8096         arg2_value and arg3_value.  Change all callers.
8097         (Trinary_cond::value): Set result alignment.
8098         (Max_expression::value, Min_expression::value): Likewise.
8099         (Align_expression::value): Likewise.
8100         * script-sections.cc (class Sections_element): Add dot_alignment
8101         parameter to set_section_addresses virtual function.  Update
8102         instantiations.
8103         (class Output_section_element): Likewise.
8104         (Script_sections::create_segments): Add dot_alignment parameter.
8105         Change all callers.
8106         (Script_sections::create_segments_from_phdrs_clause): Likewise.
8107         (Script_sections::set_phdrs_clause_addresses): Likewise.
8108         * script-sections.h: Update declarations.
8109         * script.h: Update declarations.
8110         * output.h (Output_segment::set_minimum_p_align): Don't decrease
8111         min_p_align.
8112         * testsuite/script_test_3.t: Set large alignment.
8113         * testsuite/script_test_3.sh: Make sure that at least one LOAD
8114         segment has expected alignment.
8115
8116 2010-04-22  Nick Clifton  <nickc@redhat.com>
8117
8118         * po/gold.pot: Updated by the Translation project.
8119         * po/vi.po: Updated Vietnamese translation.
8120
8121 2010-04-22  H.J. Lu  <hongjiu.lu@intel.com>
8122
8123         * testsuite/Makefile.am (check_PROGRAMS): Add
8124         icf_virtual_function_folding_test.
8125         * testsuite/Makefile.in: Regenerated.
8126
8127 2010-04-15  Andrew Haley  <aph@redhat.com>
8128
8129         * options.h (merge_exidx_entries): New option.
8130         * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
8131         (class Arm_exidx_fixup::merge_exidx_entries_): New member.
8132         (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
8133         (Target_arm::merge_exidx_entries): New function.
8134         (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
8135         (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
8136         to Arm_exidx_fixup constructor.
8137         Add new arg, merge_exidx_entries.
8138         (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
8139         Arm_output_section::fix_exidx_coverage.
8140
8141 2010-04-18  Sriraman Tallam  <tmsriram@google.com>
8142
8143         * icf.cc (get_section_contents): Check for preemptible functions.
8144         Ignore addend when appropriate.
8145         * symtab.cc (should_add_dynsym_entry): Add new parameter.  Check for
8146         section folded.
8147         (add_from_relobj): Check for section folded.
8148         (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
8149         * symtab.h (should_add_dynsym_entry): Add new parameter.
8150         * target-reloc.h (scan_relocs): Check for section folded.
8151         * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
8152         Check reloc types for function pointers in shared objects.
8153         * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
8154         case.
8155         (icf_preemptible_functions_test): New test case.
8156         (icf_string_merge_test): New test case.
8157         * testsuite.Makefile.in: Regenerate.
8158         * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
8159         bar_glob.  Refactor code.
8160         * testsuite/icf_preemptible_functions_test.cc: New file.
8161         * testsuite/icf_preemptible_functions_test.sh: New file.
8162         * testsuite/icf_string_merge_test.cc: New file.
8163         * testsuite/icf_string_merge_test.sh: New file.
8164         * testsuite/icf_virtual_function_folding_test.cc: New file.
8165         * testsuite/icf_virtual_function_folding_test.sh: New file.
8166
8167 2010-04-14  Doug Kwan  <dougkwan@google.com>
8168
8169         * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
8170         for local symbol recounting if we remove a section due to ICF.
8171         * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
8172         there are no regular objects in input.
8173
8174 2010-04-13  Doug Kwan  <dougkwan@google.com>
8175
8176         * arm.cc (Arm_input_section::set_final_data_size): Compute
8177         accurate final data size instead of using current data size.
8178
8179 2010-04-09  Doug Kwan  <dougkwan@google.com>
8180
8181         * layout.cc (Layout::choose_output_section): Handle script section
8182         types.
8183         (Layout::make_output_section_for_script): Add section type parameter.
8184         Handle script section types.
8185         * layout.h (Layout::make_output_section_for_script): Add section
8186         type parameter.
8187         * output.cc (Output_section::Output_section): Initialize data member
8188         is_noload_.
8189         (Output_section::do_reset_address_and_file_offset): Do not set address
8190         to 0 if section is a NOLOAD section.
8191         * output.h (Output_section::is_noload): New method.
8192         (Output_section::set_is_noload): Ditto.
8193         (Output_section::is_noload_): New data member.
8194         * script-c.h (Script_section_type): New enum type.
8195         (struct Parser_output_section_header): Add new file section_type.
8196         * script-sections.cc (Sections_element::output_section_name): Add
8197         parameter for returning script section type.
8198         (Output_section_definition::output_section_name): Ditto.
8199         (Output_section_definition::section_type)P; New method.
8200         (Output_section_definiton::script_section_type_name): Ditto.
8201         (Output_section_definition::script_section_type_): New data member.
8202         (Output_section_definition::Output_section_definition): Initialize
8203         data member Output_section_definition::script_section_type_.
8204         (Output_section_definition::create_sections): Pass script section type
8205         to Layout::make_output_section_for_script.
8206         (Output_section_definition::output_section_name): Return script
8207         section type to caller.
8208         (Output_section_definition::set_section_address): Do not advance
8209         dot value and load address if section type is NOLOAD.  Set address
8210         of NOLOAD sections regardless of section flags.
8211         (Output_section_definition::print): Print section type if it is
8212         not SCRIPT_SECTION_TYPE_NONE.
8213         (Output_section_definition::section_type): New method.
8214         (Output_section_definition::script_section_type_name): Ditto.
8215         (Script_sections::output_section_name): Add new parameter
8216         PSECTION_TYPE for returning script section type.  Pass it to
8217         section elements.  Handle discard sections.
8218         (Sort_output_sections::operator()): Handle NOLOAD sections.
8219         * script-sections.h (Script_sections::Section_type): New enum type.
8220         (Script_sections::output_section_name): Add a new parameter for
8221         returning script section type.
8222         * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
8223         INFO and NOLOAD.
8224         * yyscript.y (union): Add new field SECTION_TYPE.
8225         (COPY, DSECT, INFO, NOLOAD): New tokens.
8226         (opt_address_and_section_type): Change type to output_section_header.
8227         (section_type): New non-terminal
8228         (section_header): Handle section type.
8229         (opt_address_and_section_type): Return section type value.
8230
8231 2010-04-09  H.J. Lu  <hongjiu.lu@intel.com>
8232
8233         * testsuite/plugin_common_test_1.c (foo): Add prototype.
8234         * testsuite/plugin_common_test_2.c (foo): Likewise.
8235
8236 2010-04-08  Doug Kwan  <dougkwan@google.com>
8237
8238         * merge.cc (Output_merge_data::set_final_data_size): Handle empty
8239         Output_merge_data.
8240         * output.cc (Output_section::add_merge_input_section): Simplify
8241         code and return status of Output_merge_base::add_input_section.
8242         Update merge section map only if Output_merge_base::add_input_section
8243         returns true.
8244
8245 2010-04-07  Doug Kwan  <dougkwan@google.com>
8246
8247         * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
8248         if section is marked as containing instructions but has no mapping
8249         symbols.
8250         (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
8251         correct section index.
8252         (Arm_relobj::find_linked_text_section): Ditto.
8253
8254 2010-04-07  Cary Coutant  <ccoutant@google.com>
8255
8256         * archive.cc (include_member): Destroy Read_symbols_data object before
8257         releasing file.
8258         * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
8259         * object.h (Read_symbols_data::Read_symbols_data) New constructor.
8260         (Read_symbols_data::~Read_symbols_data) New destructor.
8261         (Section_relocs::Section_relocs) New constructor.
8262         (Section_relocs::~Section_relocs) New destructor.
8263         (Read_relocs_data::Read_relocs_data) New constructor.
8264         (Read_relocs_data::~Read_relocs_data) New destructor.
8265         * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
8266         pointers to NULL after deleting.
8267
8268 2010-04-07  Doug Kwan  <dougkwan@google.com>
8269
8270         * arm.cc: Replace "endianity" with "endianness" in comments.
8271         (Arm_exidx_cantunwind): Ditto.
8272         (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
8273         (Arm_relobj::merge_flags_and_attributes): New method.
8274         (Arm_relobj::merge_flags_and_attributes_): New data member.
8275         (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
8276         (Arm_relobj::scan_sections_for_stubs): Ditto.
8277         (Arm_relobj::do_read_symbols): Check to see if we really want to
8278         merge processor-specific flags and attributes.  Exit early if
8279         an object is empty except for section names and the undefined symbol.
8280         (Target_arm::do_finalize_sections): Move check for ELF format to
8281         Arm_relobj::do_read_symbols.  Merge processor specific flags and
8282         attributes from a regular object only when we have determined that
8283         it is aapropriate.  Do not create an .ARM.attributes section in
8284         output if there is no regular input object.
8285         (Target_arm::merge_processor_specific_flags): Check
8286         --warn-mismatch before printing any error.
8287         (Target_arm::merge_object_attributes): Ditto.
8288         * gold.cc (queue_middle_tasks): Handle the case in which there is
8289         no regular object in input.
8290         * options.cc (General_options::parse_EB): New method.
8291         (General_options::parse_EL): Same.
8292         (General_options::General_options): Initialize endianness_.
8293         * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
8294         New options.
8295         (General_options::Endianness): New enum.
8296         (General_options::endianness): New method.
8297         (General_options::endianness_): New data member.
8298         * parameters.cc (Parameters::set_options): Check target endianness.
8299         (Parameters::set_target_once): Ditto.
8300         (Parameters::check_target_endianness): New method.
8301         (parameters_force_valid_target): If either -EL or -EB is specified,
8302         use it to define endianness of default target.
8303         * parameters.h (Parameters::check_target_endianness): New method
8304         declaration.
8305         * target.h (class Target): Change "endianity" to "endianness"
8306         in comments.
8307
8308 2010-04-07  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
8309
8310         * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
8311         * configure: Regenerate.
8312         * Makefile.in: Regenerate.
8313         * testsuite/Makefile.in: Regenerate.
8314
8315 2010-04-06  Cary Coutant  <ccoutant@google.com>
8316
8317         gcc PR lto/42757
8318         * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
8319         prevailing definitions of common symbols.
8320         * testsuite/plugin_test_6.sh: New test case.
8321         * testsuite/plugin_common_test_1.c: New test case.
8322         * testsuite/plugin_common_test_2.c: New test case.
8323         * testsuite/Makefile.am (plugin_test_6): New test case.
8324         * testsuite/Makefile.in: Regenerate.
8325
8326 2010-04-06  Nick Clifton  <nickc@redhat.com>
8327
8328         * po/vi.po: New Vietnamese translation.
8329
8330 2010-03-30  Doug Kwan  <dougkwan@google.com>
8331
8332         * arm.cc (Target_arm::using_thumb_only): Handle v6-M
8333
8334 2010-03-25  Doug Kwan  <dougkwan@google.com>
8335
8336         * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8337         to avoid a conversion warning on a 32-bit host.
8338
8339 2010-03-24  Ian Lance Taylor  <iant@google.com>
8340
8341         * testsuite/script_test_3.t: Add a TLS segment.
8342         * testsuite/Makefile.am (check_PROGRAMS): Add
8343         tls_phdrs_script_test.
8344         (tls_phdrs_script_test_SOURCES): Define.
8345         (tls_phdrs_script_test_DEPENDENCIES): Define.
8346         (tls_phdrs_script_test_LDFLAGS): Define.
8347         (tls_phdrs_script_test_LDADD): Define.
8348         * testsuite/Makefile.in: Rebuild.
8349
8350 2010-03-23  Cary Coutant  <ccoutant@google.com>
8351
8352         * fileread.cc (find_or_make_view): Fix comment.
8353
8354 2010-03-23  Ian Lance Taylor  <iant@google.com>
8355
8356         * script-sections.cc (class Orphan_section_placement): Define
8357         PLACE_TLS and PLACE_TLS_BSS.
8358         (Orphan_section_placement::Orphan_section_placement): Initialize
8359         new places.
8360         (Orphan_section_placement::find_place): Handle SHF_TLS sections.
8361         * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
8362         (tls_script_test_SOURCES): Define.
8363         (tls_script_test_DEPENDENCIES): Define.
8364         (tls_script_test_LDFLAGS): Define.
8365         (tls_script_test_LDADD): Define.
8366         * testsuite/Makefile.in: Rebuild.
8367
8368 2010-03-22  Doug Kwan  <dougkwan@google.com>
8369
8370         * arm.cc (Arm_relocate_functions::abs8,
8371         Arm_relocate_functions::abs16): Use correct check for overflow
8372         specified in the ARM ELF specs.
8373         (Arm_relocate_functions): thumb_branch_common.  Handle bit 1 of branch
8374         target of a BLX instruction specially.
8375         (Reloc_stub::stub_type_for_reloc): Ditto.
8376         (Relocate::relocate): Use symbolic names instead of numeric relocation
8377         codes to report error.
8378         (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
8379         workaround.
8380         * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
8381         thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
8382         thumb2_blx_out_of_range.stdout
8383         (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
8384         thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
8385         (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
8386         thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
8387         thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
8388         thumb2_blx_in_range, thumb2_blx_in_range.o,
8389         thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
8390         thumb2_blx_out_of_range.o): New rules.
8391         (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
8392         thumb2_blx_in_range and thumb2_blx_out_of_range.
8393         * testsuite/Makefile.in: Regenerate.
8394         * arm_branch_in_range.sh: Add tests for THUMB BLX.
8395         * testsuite/thumb_blx_in_range.s: New file.
8396         * testsuite/thumb_blx_out_of_range.s: New file.
8397
8398 2010-03-22  Rafael Espindola  <espindola@google.com>
8399
8400         * archive.cc (Should_include): Move to archive.h.
8401         (should_include_member): Make it a member of Archive.
8402         (Lib_group): New.
8403         (Add_lib_group_symbols): New.
8404         * archive.h: Include options.h.
8405         (Archive_member): Moved from Archive.
8406         (Should_include): Moved from archive.cc.
8407         (Lib_group): New.
8408         (Add_lib_group_symbols): New.
8409         * dynobj.cc (do_should_include_member): New.
8410         * dynobj.h (do_should_include_member): New.
8411         * gold.cc (queue_initial_tasks): Update call to queue.
8412         * main.cc (main): Print lib group stats.
8413         * object.cc (do_should_include_member): New.
8414         * object.h: Include archive.h.
8415         (Object::should_include_member): New.
8416         (Object::do_should_include_member): New.
8417         (Sized_relobj::do_should_include_member): New.
8418         * options.cc (General_options::parse_start_lib): New.
8419         (General_options::parse_end_lib): New.
8420         (Input_arguments::add_file): Handle lib groups.
8421         (Input_arguments::start_group): Check we are not in a lib.
8422         (Input_arguments::start_lib): New.
8423         (Input_arguments::end_lib): New.
8424         * options.h (General_options): Add start_lib and end_lib.
8425         (Input_argument::lib_): New.
8426         (Input_argument::lib): New.
8427         (Input_argument::is_lib): New.
8428         (Input_file_lib): New.
8429         (Input_arguments::in_lib_): New.
8430         (Input_arguments::in_lib): New.
8431         (Input_arguments::start_lib): New.
8432         (Input_arguments::end_lib_): New.
8433         * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
8434         in unused members as preempted.
8435         (Sized_pluginobj::do_should_include_member): New.
8436         * plugin.h (Sized_pluginobj::do_should_include_member): New.
8437         * readsyms.cc (Read_symbols::locks): If we are just reading a member,
8438         return the blocker.
8439         (Read_symbols::do_whole_lib_group): New.
8440         (Read_symbols::do_lib_group): New.
8441         (Read_symbols::do_read_symbols): Handle lib groups.
8442         (Read_symbols::get_name): Handle lib groups.
8443         * readsyms.h (Read_symbols): Add an archive member pointer.
8444         (Read_symbols::do_whole_lib_group): New.
8445         (Read_symbols::do_lib_group): New.
8446         (Read_symbols::member_): New.
8447         * script.cc (read_input_script): Update call to queue_soon.
8448
8449 2010-03-19  Doug Kwan  <dougkwan@google.com>
8450
8451         * arm.cc (Stub_table::Stub_table): Initialize new data members
8452         Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8453         (Stub_table::add_reloc_stub): Assign stub offset and update
8454         Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8455         (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
8456         New data members.
8457         (Stub_table::update_data_size_and_addralign): Use
8458         Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
8459         instead of going over all reloc stubs.
8460         (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
8461         * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8462         Stringpool_template::offset_ to size of Stringpool_char.
8463         (Stringpool_template::new_key_offset): Remove code to initialize
8464         Stringpool_template::offset_.
8465         * stringpool.h (Stringpool_template::set_no_zero_null): Set
8466         Stringpool_template::offset_ to zero.
8467
8468 2010-03-15  Doug Kwan  <dougkwan@google.com>
8469
8470         * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8471         offset_.
8472         (Stringpool_template::new_key_offset): New method.
8473         (Stringpool_template::add_string): Assign offsets when adding new
8474         strings.
8475         (Stringpool_template::set_string_offsets): Do not set string offsets
8476         when not optimizing.
8477         * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
8478         member size_.
8479         (Chunked_vector::clear): Clear size_.
8480         (Chunked_vector::reserve): Call reserve method of all Element_vectors.
8481         (Chunked_vector::size): Return size_.
8482         (Chunked_vector::push_back): Use size_ to find insert position.
8483         (Chunked_vector::size_): New data member.
8484         (Stringpool_template::set_no_zero_null): Assert string set is empty.
8485         (Stringpool_template::new_key_offset): New method declaration.
8486         (Stringpool_template::offset_): New data member.
8487
8488 2010-03-15   Rafael Espindola  <espindola@google.com>
8489
8490         * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
8491         Add_symbols' constructor.
8492         * readsyms.h (Add_symbols): Remove the input_group member.
8493
8494 2010-03-10  Ian Lance Taylor  <iant@google.com>
8495
8496         * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
8497         target to ask whether a reference to a symbol requires a stack
8498         split.
8499         * target.h (Target::is_call_to_non_split): New function.
8500         (Target::do_is_call_to_non_split): Declare virtual function.
8501         * target.cc: Include "symtab.h".
8502         (Target::do_is_call_to_non_split): New function.
8503         * i386.cc (Target_i386::do_is_call_to_non_split): New function.
8504
8505 2010-03-10  Cary Coutant  <ccoutant@google.com>
8506
8507         * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
8508         (File_read::open[1]): Remove initial mapping of whole_file_view_.
8509         (File_read::open[2]): Add whole_file_view_ to list of views.
8510         (File_read::make_view): Remove test of whole_file_view_.
8511         (File_read::find_or_make_view): Create whole_file_view_ if
8512         necessary.
8513         (File_read::clear_views): Replace bool parameter with enum;
8514         adjust all callers.  Don't delete views with permanent data;
8515         do delete cached views and views from archives if
8516         --no-keep-files-mapped is set.  Set whole_file_view_ to NULL
8517         if clearing the corresponding view.
8518         * fileread.h (File_read::Clear_views_mode): New enum.
8519         (File_read::View::is_permanent_view): New method.
8520         (File_read::clear_views): Replace bool parameter
8521         with enum; adjust all callers.
8522         * options.h (General_options): Change keep_files_mapped option;
8523         add map_whole_files.
8524         * readsyms.cc (Add_symbols::run): Delete sd_ object before
8525         releasing the file.
8526         * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
8527         the file.
8528
8529 2010-03-10  David S. Miller  <davem@davemloft.net>
8530
8531         * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
8532
8533 2010-03-09  Sriraman Tallam  <tmsriram@google.com>
8534
8535         * icf.cc (get_section_contents): Add '@' marker after processing the
8536         merge reloc.
8537
8538 2010-03-08  Doug Kwan  <dougkwan@google.com>
8539
8540         * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
8541         due to a conversion warning.
8542         (Arm_relobj::update_output_local_symbol_count): Check for local
8543         symbol with unset output index.
8544
8545 2010-03-05  Ian Lance Taylor  <iant@google.com>
8546
8547         * options.h (class General_options): Add --spare-dynamic-tags.
8548         * output.cc (Output_data_dynamic::set_final_data_size): Implement
8549         --spare-dynamic-tags.
8550
8551 2010-03-05  Ian Lance Taylor  <iant@google.com>
8552
8553         * incremental.cc: Include "libiberty.h".
8554
8555 2010-03-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8556
8557         * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
8558         function, is_info_ member.
8559         * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
8560         (Versions::Versions): Update caller.
8561         (Versions::define_base_version): Likewise.
8562         (Versions::add_def): Likewise.
8563
8564 2010-03-03  Sriraman Tallam  <tmsriram@google.com>
8565
8566         * i386.cc (Target_i386::can_check_for_function_pointers): New function.
8567         (Scan::possible_function_pointer_reloc): New function.
8568         (Scan::local_reloc_may_be_function_pointer): Change to call
8569         possible_function_pointer_reloc.
8570         (Scan::global_reloc_may_be_function_pointer): Ditto.
8571         * icf.h (Icf::check_section_for_function_pointers): Change to reject
8572         relocations in ".data.rel.ro._ZTV" section.
8573         * testsuite/icf_safe_so_test.sh: Change to pass i386.
8574         * testsuite/icf_safe_so_test.cc: Ditto.
8575         * testsuite/icf_safe_test.cc: Ditto.
8576         * testsuite/icf_safe_test.sh: Ditto.
8577
8578 2010-03-03  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
8579             Ian Lance Taylor  <iant@google.com>
8580
8581         * target-reloc.h (relocate_section): Check the symbol table index
8582         for -1U before setting the local symbol index.
8583         (scan_relocatable_relocs): If copying the relocation, record that
8584         the local symbol is required.
8585         * object.h (Symbol_value::is_output_symtab_index_set): New
8586         function.
8587         (Symbol_value::may_be_discarded_from_output_symtab): New
8588         function.
8589         (Symbol_value::has_output_symtab_entry): New function.
8590         (Symbol_value::needs_output_symtab_entry): Remove.
8591         (Symbol_value::output_symtab_index): Make sure the symbol index is
8592         set.
8593         (Symbol_value::set_output_symtab_index): Make sure the symbol
8594         index is not set.  Make sure the new index is valid.
8595         (Symbol_value::set_must_have_output_symtab_entry): New function.
8596         (Symbol_value::has_output_dynsym_entry): New function.
8597         (Symbol_value::set_output_dynsym_index): Make sure the new index
8598         is valid.
8599         (Sized_relobj::set_must_have_output_symtab_entry): New function.
8600         * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
8601         local symbol if permitted.
8602         (Sized_relobj::do_finalize_local_symbols): Call
8603         is_output_symtab_index_set rather than needs_output_symtab_entry.
8604         (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
8605         rather than needs_output_symtab_entry.  Call
8606         has_output_dynsym_entry rather than needs_output_dynsym_entry.
8607         * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
8608         is_output_symtab_index_set rather than needs_output_symtab_entry.
8609         * testsuite/discard_locals_relocatable_test.c: New file.
8610         * testsuite/discard_locals_test.sh: Test -r.
8611         * testsuite/Makefile.am (check_DATA): Add
8612         discard_locals_relocatable_test1.syms,
8613         discard_local_relocatable_test2.syms.
8614         (MOSTLYCLEANFILES): Likewise.  Also add
8615         discard_locals_relocatable_test1.lout and
8616         discard_locals_relocatable_test2.out.
8617         (discard_locals_relocatable_test1.syms): New target.
8618         (discard_locals_relocatable_test.o): New target.
8619         (discard_locals_relocatable_test1.out): New target.
8620         (discard_locals_relocatable_test2.syms): New target.
8621         (discard_locals_relocatable_test2.out): New target.
8622         (various): Add missing ../ld-new dependencies.
8623         * testsuite/Makefile.in: Rebuild.
8624
8625 2010-03-03  Nick Clifton  <nickc@redhat.com>
8626
8627         * po/fi.po: New Finnish translation.
8628
8629 2010-03-01  Doug Kwan  <dougkwan@google.com>
8630
8631         * layout.cc (Layout::Layout): Force section types of .init_array*,
8632         .preinit_array* and .fini_array* sections.
8633         * output.cc (Output_section::Input_section_sort_entry::has_priority):
8634         Fix check of return value of std::string::find.().
8635         (Output_section::Input_section_sort_compare::operator()): Remove
8636         comment about .init_array.
8637         (Output_section::Input_section_sort_init_fini_compare::operator()):
8638         New method.
8639         (Output_section::sort_attached_input_sections): Handle .init_array
8640         and .fini_array specially.
8641         * output.h (Output_section::Inut_section_sort_compare): Update
8642         comment.
8643         (Output_section::Input_section_sort_init_fini_compare): New struct.
8644
8645 2010-02-26  Doug Kwan  <dougkwan@google.com>
8646
8647         * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
8648         R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
8649         * testsuite/debug_msg.sh: Avoid matching source line number for
8650         use of global variable undef_int.
8651
8652 2010-02-26  Doug Kwan  <dougkwan@google.com>
8653
8654         * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
8655         R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
8656         (Target_arm::scan_reloc_section_for_stubs): Instead of calling
8657         scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
8658         * options.cc (General_options::General_options): Initialize member
8659         fix_v4bx_.
8660         * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
8661         (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
8662         and rm_no_fix_v4bx.stdout
8663         (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
8664         arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
8665         arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
8666         (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
8667         and arm_no_fix_v4bx.
8668         * Makefile.in: Regenerate.
8669         * testsuite/arm_fix_v4bx.s: New file.
8670         * testsuite/arm_fix_v4bx.sh: Ditto.
8671
8672 2010-02-24  Doug Kwan  <dougkwan@google.com>
8673
8674         * arm.cc (Target_arm::got_section): Make the .got section the first
8675         non RELRO section in the data segment.
8676         * testsuite/script_test_5.sh: Fix match patterns to avoid matching
8677         suffixes of section names.
8678
8679 2010-02-24  Doug Kwan  <dougkwan@google.com>
8680
8681         * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
8682         flags and attributes merging if an input file is a binary file.
8683         * fileread.cc (Input_file::open): Record format of original file.
8684         * fileread.h (Input_file::Format): New enum type.
8685         (Input_file::Input_file): Initialize data member format_.
8686         (Input_file::format): New method definition.
8687         (Input_file::format_):: New data member.
8688
8689 2010-02-24  Doug Kwan  <dougkwan@google.com>
8690
8691         * arm.cc (Arm_output_data_got): New class.
8692         (ARM_TCB_SIZE): New constant
8693         (Target_arm): Use Arm_output_data_got instead of Output_data_got.
8694         (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
8695         If user uses a script with a SECTIONS clause, issue only a warning
8696         for a misplaced EXIDX input section.  Otherwise, issue an error.
8697         (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
8698         garbage collection.
8699         (Target_arm::got_mode_index_entry): Handle static linking.
8700         (Target_arm::Scan::local): Ditto.
8701         (Target_arm::Scan::global): Ditto.
8702         (Target_arm::Relocate::relocate_tls): Handle static linking.  Fix
8703         all incorrectly implemented relocations.
8704         (Target_arm::fix_exidx_coverage): Pass layout to
8705         Arm_output_section::fix_exidx_coverage.
8706         * layout.cc (Layout::section_name_mapping): Remove trailing dots
8707         from ".ARM.exidx." and ".ARM.extab.".
8708
8709 2010-02-23  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
8710
8711         * arm.cc (Target_arm::do_finalize_sections): Create attribute
8712         section if it does not already exist.
8713         * attributes.cc (Attributes_section_data::Attributes_section_data):
8714         Don't crash if size is zero.
8715
8716 2010-02-23  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
8717             Ian Lance Taylor  <iant@google.com>
8718
8719         * gold.cc (queue_middle_tasks): If no input files were opened,
8720         exit.
8721         * workqueue.h (Task_function::Task_function): Assert that there is
8722         a blocker.
8723
8724 2010-02-22  Doug Kwan  <dougkwan@google.com>
8725
8726         * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
8727         * icf.cc (get_section_contents): Cast snprintf arguments to long long
8728         types to avoid warnings due to different uint64_t implementations
8729         on different hosts.
8730
8731 2010-02-21  Doug Kwan  <dougkwan@google.com>
8732
8733         * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
8734         handling of the maximum backward branch offset.
8735         (Arm_relocate_functions::thumb_branch_common): Ditto.
8736         * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
8737         (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
8738         thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
8739         thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
8740         (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
8741         arm_bl_out_of_range.stdout, arm_bl_out_of_range,
8742         arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
8743         thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
8744         thumb_bl_out_of_range thumb_bl_out_of_range.o,
8745         thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
8746         thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
8747         thumb2_bl_out_of_range.o): New rules.
8748         (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
8749         thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
8750         thumb2_bl_out_of_range
8751         * testsuite/Makefile.in: Regenerate.
8752         * testsuite/arm_bl_in_range.s: New file.
8753         * testsuite/arm_bl_out_of_range.s: Ditto.
8754         * testsuite/arm_branch_in_range.sh: Ditto.
8755         * testsuite/arm_branch_range.t: Ditto.
8756         * testsuite/thumb2_branch_range.t: Ditto.
8757         * testsuite/thumb_bl_in_range.s: Ditto.
8758         * testsuite/thumb_bl_out_of_range.s: Ditto.
8759         * testsuite/thumb_branch_range.t: Ditto.
8760
8761 2010-02-20  Sriraman Tallam  <tmsriram@google.com>
8762
8763         * gc.h (gc_process_relocs): Change vectors to point to the new list.
8764         Add reloc offset information.
8765         * icf.cc (get_section_contents): Change iterators to point to the new
8766         vectors. Add reloc offset information to the contents.
8767         * icf.h (Icf::Sections_reachable_info): New typedef.
8768         (Icf::Sections_reachable_list): New typedef.
8769         (Icf::Offset_info): New typedef.
8770         (Icf::Reloc_info): New struct typedef.
8771         (Icf::Reloc_info_list): New typedef.
8772         (Icf::symbol_reloc_list): Delete method.
8773         (Icf::addend_reloc_list): Delete method.
8774         (Icf::section_reloc_list): Delete method.
8775         (Icf::reloc_info_list): New method.
8776         (Icf::reloc_info_list_): New member.
8777
8778 2010-02-19  Doug Kwan  <dougkwan@google.com>
8779
8780         * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
8781         R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
8782         * arm.cc (Arm_relocation_functions): New forward declaration.
8783         (Target_arm::Target_arm): Initialize new data members
8784         got_mod_index_offset_ and tls_base_symbol_defined_.
8785         (Target_arm::Relocate::relocate_tls): New method.
8786         (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
8787          Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
8788         New methods.
8789         (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
8790         GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
8791         (Target_arm::got_mod_index_offset_,
8792         Target_arm::tls_base_symbol_defined_): New data members.
8793         (Target_arm::Scan::local, Target::Scan::global,
8794         Target_arm::Relocate::relocate): Handle 32-bit initial TLS
8795         relocations.
8796
8797 2010-02-18  Doug Kwan  <dougkwan@google.com>
8798
8799         * arm.cc (Arm_relobj::find_linked_text_section): New method.
8800         (Arm_relobj::make_exidx_input_section): Pass section index of linked
8801         text section as a parameter becuase some broken tools may not set
8802         the link in section header.
8803         (Target_arm::has_got_section): New method.
8804         (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
8805         without any mapping symbol as data only.  Remove warning.
8806         (Arm_relobj::do_read_synbols): If an EXIDX input section has no
8807         link in its section header, try to discover the link by inspecting the
8808         REL31 relocation at the beginning of the section.
8809         (Target_arm::Scan::check_non_pic): Report name of offending relocation
8810         in error message.
8811         (Target_arm::Scan::global): Treat any reference to the symbol
8812         _GLOBAL_OFFSET_TABLE_ as a GOT access.
8813
8814 2010-02-12  Sriraman Tallam  <tmsriram@google.com>
8815
8816         * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
8817         (Scan::global_reloc_may_be_function_pointer): New function.
8818         * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8819         (Scan::global_reloc_may_be_function_pointer): New function.
8820         * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8821         (Scan::global_reloc_may_be_function_pointer): New function.
8822         * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
8823         (Scan::global_reloc_may_be_function_pointer): New function.
8824         * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
8825         (Scan::global_reloc_may_be_function_pointer): New function.
8826         (Scan::possible_function_pointer_reloc): New function.
8827         (Target_x86_64::can_check_for_function_pointers): New function.
8828         * gc.h (gc_process_relocs): Scan relocation types to determine if
8829         function pointers were taken for targets that support it.
8830         * icf.cc (Icf::find_identical_sections): Include functions for
8831         folding in safe ICF whose pointer is not taken.
8832         * icf.h (Secn_fptr_taken_set): New typedef.
8833         (fptr_section_id_): New member.
8834         (section_has_function_pointers): New function.
8835         (set_section_has_function_pointers): New function.
8836         (check_section_for_function_pointers): New function.
8837         * options.h: Fix comment for safe ICF option.
8838         * target.h (can_check_for_function_pointers): New function.
8839         * testsuite/Makefile.am: Add icf_safe_so_test test case.
8840         Modify icf_safe_test for X86-64.
8841         * testsuite/Makefile.in: Regenerate.
8842         * testsuite/icf_safe_so_test.cc: New file.
8843         * testsuite/icf_safe_so_test.sh: New file.
8844         * testsuite/icf_safe_test.cc (kept_func_3): New function.
8845         (main): Change to take pointer to function kept_func_3.
8846         * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
8847         folding is done correctly for X86-64.
8848
8849 2010-02-12  David S. Miller  <davem@davemloft.net>
8850
8851         * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
8852         is_symbolless parameter.
8853         (Output_reloc<SHT_REL>::is_symbolless): New.
8854         (Output_reloc<SHT_REL>::is_symbolless_): New.
8855         (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
8856         (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
8857         (Output_reloc<SHT_RELA>::is_symbolless): New.
8858         (Output_data_reloc::add_global): Handle is_symbolless.
8859         (Output_data_reloc::add_global_relative): Likewise.
8860         (Output_data_reloc::add_local): Likewise.
8861         (Output_data_reloc::add_local_relative): Likewise.
8862         (Output_data_reloc::add_symbolless_global_addend): New.
8863         (Output_data_reloc::add_symbolless_local_addend): New.
8864         * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
8865         is_symbolless.
8866         (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
8867         instead of ->is_relative_
8868         (Output_reloc::write): Likewise.
8869         (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
8870         (Output_reloc::write_rel): Simplify.
8871
8872         * sparc.cc (Target_sparc::Scan::local): Use
8873         ->add_symbolless_local_addend as needed.
8874         (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
8875         needed.  Also, emit appropriate unaligned vs. aligned dynamic reloc
8876         based upon relocation offset.
8877
8878 2010-02-11  Doug Kwan  <dougkwan@google.com>
8879
8880         * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
8881         (Target_arm::Scan::global): Ditto.  Also remove a comment before the
8882         beginning of function.
8883         (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
8884         and MOVT_ABS relocations.  Those are non issued in scanning.  Fix
8885         parameter is_32bit in calls to should_apply_static_reloc.
8886         * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
8887         (check_DATA): Add arm_abs_global.stdout.
8888         (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
8889         arm_abs_global.stdout): New rules.
8890         (MOSTLLYCLEANFILES): Add arm_abs_global
8891         * Makefile.in: Regenerate.
8892         * testsuite/arm_abs_global.s: New file.
8893         * testsuite/arm_abs_global.sh: Ditto.
8894         * testsuite/arm_abs_lib.s: Ditto.
8895
8896 2010-02-11  Ian Lance Taylor  <iant@google.com>
8897
8898         * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
8899         Read_relocs task.
8900         (queue_middle_tasks): Likewise, and also for Scan_relocs.  Run
8901         Allocate_commons_task first.
8902         * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
8903         task, rather than symtab_lock_.
8904         (Gc_process_relocs::~Gc_process_relocs): New function.
8905         (Gc_process_relocs::is_runnable): Check this_blocker_.
8906         (Gc_process_relocs::locks): Use next_blocker_ rather than
8907         blocker_.
8908         (Scan_relocs::~Scan_relocs): New function.
8909         (Scan_relocs::is_runnable): Check this_blocker_ rather than
8910         symtab_lock_.
8911         (Scan_relocs::locks): Drop symtab_lock_ and blocker_.  Add
8912         next_blocker_.
8913         * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
8914         fields.  Add this_blocker_ and next_blocker_ fields.  Adjust
8915         constructor accordingly.
8916         (class Gc_process_relocs): Likewise.
8917         (class Scan_relocs): Likewise.
8918         * common.h (class Allocate_commons_task): Remove symtab_lock_
8919         field, and corresponding constructor parameter.
8920         * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
8921         symtab_lock_.
8922         (Allocate_commons_task::locks): Likewise.
8923
8924 2010-02-11  Ian Lance Taylor  <iant@google.com>
8925
8926         * gold-threads.h (class Once): Define.
8927         (class Initialize_lock): Rewrite as child of Once.
8928         * gold-threads.cc (class Once_initialize): Define.
8929         (once_pointer_control): New static variable.
8930         (once_pointer, once_arg): New static variables.
8931         (c_run_once): New static function.
8932         (Once::Once, Once::run_once, Once::internal_run): New functions.
8933         (class Initialize_lock_once): Remove.
8934         (initialize_lock_control): Remove.
8935         (initialize_lock_pointer): Remove.
8936         (initialize_lock_once): Remove.
8937         (Initialize_lock::Initialize_lock): Move to gold-threads.h.
8938         (Initialize_lock::initialize): Rewrite.
8939         (Initialize_lock::do_run_once): New function.
8940         * archive.cc (Archive::interpret_header): Only clear name if it is
8941         not already empty.
8942         * fileread.cc: Include "gold-threads.h"
8943         (file_counts_lock): New static variable.
8944         (file_counts_initialize_lock): Likewise.
8945         (File_read::release): Only increment counts when using --stats.
8946         Use a lock around the increment.
8947         * parameters.cc (class Set_parameters_target_once): Define.
8948         (set_parameters_target_once): New static variable.
8949         (Parameters::Parameters): Move here from parameters.h.
8950         (Parameters::set_target): Rewrite.
8951         (Parameters::set_target_once): New function.
8952         (Parameters::clear_target): Move here and rewrite.
8953         * parameters.h (class Parameters): Update declarations.  Add
8954         set_parameters_target_once_ field.
8955         (Parameters::Parameters): Move to parameters.cc.
8956         (Parameters::clear_target): Likewise.
8957         * readsyms.cc (Read_symbols::do_group): Create a Start_group
8958         task.
8959         (Start_group::~Start_group): New function.
8960         (Start_group::is_runnable): New function.
8961         (Start_group::locks, Start_group::run): New functions.
8962         (Finish_group::run): Change saw_undefined to size_t.
8963         * readsyms.h (class Start_group): Define.
8964         (class Finish_group): Change saw_undefined_ field to size_t.
8965         (Finish_group::Finish_group): Remove saw_undefined and
8966         this_blocker parameters.  Change all callers.
8967         (Finish_group::set_saw_undefined): New function.
8968         (Finish_group::set_blocker): New function.
8969         * symtab.h (class Symbol_table): Change saw_undefined to return
8970         size_t.  Change saw_undefined_ field to size_t.
8971         * target-select.cc (Set_target_once::do_run_once): New function.
8972         (Target_selector::Target_selector): Initialize set_target_once_
8973         field.  Don't initialize lock_ and initialize_lock_ fields.
8974         (Target_selector::instantiate_target): Rewrite.
8975         (Target_selector::set_target): New function.
8976         * target-select.h (class Set_target_once): Define.
8977         (class Target_selector): Update declarations.  Make
8978         Set_target_once a friend.  Remove lock_ and initialize_lock_
8979         fields.  Add set_target_once_ field.
8980
8981 2010-02-10  Ian Lance Taylor  <iant@google.com>
8982
8983         * dirsearch.cc (Dirsearch::initialize): Add all blockers before
8984         queueing any tasks.
8985         * gold.cc (queue_middle_gc_tasks): Likewise.  Fix final blocker.
8986         (queue_middle_tasks): Add all blockers before queueing any tasks.
8987         (queue_final_tasks): Likewise.
8988         * token.h (Task_token::add_blockers): New function.
8989         * object.h (Input_objects::number_of_relobjs): New function.
8990
8991 2010-02-10  Ian Lance Taylor  <iant@google.com>
8992
8993         * i386.cc (Relocate::relocate_tls): A local symbol is final if not
8994         shared, not if not position independent.
8995         * x86_64.cc (Relocate::relocate_tls): Likewise.
8996         * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
8997         (tls_pie_pic_test): New target.
8998         * testsuite/Makefile.in: Rebuild.
8999
9000         * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
9001         (tls_test_main_pie.o, tls_test_pie.o): New targets.
9002         (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
9003         * testsuite/Makefile.in: Rebuild.
9004
9005 2010-02-09  David S. Miller  <davem@davemloft.net>
9006
9007         * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
9008         R_SPARC_RELATIVE using ->add_local_relative().
9009         (Target_sparc::Scan::global): Likewise for ->add_global_relative().
9010
9011         * output.h (Output_data_dynamic::add_section_size): New method
9012         that takes two Output_data objects.
9013         (Output_data_dynamic::Dynamic_entry): Create storage for secondary
9014         entry param.  Handle it in initializers.
9015         * output.cc (Output_data_dynamic::Dynamic_entry::write): For
9016         DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
9017         * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
9018         arg.
9019         * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
9020         and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
9021         * arm.cc (Target_arm::do_finalize_sections): Update to pass false
9022         for dynrel_includes_plt.
9023         * i386.cc (Target_i386::do_finalize_sections): Likewise.
9024         * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9025         * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
9026         before .rela.plt
9027         (Target_sparc::do_finalize_sections): Update to pass true for
9028         dynrel_includes_plt.
9029         * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
9030         output before .rela.plt
9031         (Target_powerpc::do_finalize_sections): Update to pass true for
9032         dynrel_includes_plt when 32-bit.
9033
9034 2010-02-08  Doug Kwan  <dougkwan@google.com>
9035
9036         * arm.cc (Arm_relobj::simple_input_section_output_address): New
9037         method.
9038         (Arm_relobj::section_needs_cortex_a8_stub_scanning,
9039         Arm_relobj::scan_section_for_cortex_a8_stubs,
9040         Arm_relobj::do_relocation_section): Instead of calling
9041         Output_section::output_address, use faster
9042         Arm_relobj::simple_input_section_output_address.
9043
9044 2010-02-08  David S. Miller  <davem@davemloft.net>
9045
9046         * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
9047         unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
9048         relocation helper function.
9049
9050         * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
9051         just like R_SPARC_GOT{10,13,22}.
9052         (Target_sparc::Scan::local): Likewise.
9053         (Target_sparc::Relocate:relocate): Likewise.
9054
9055 2010-02-06  Ian Lance Taylor  <iant@google.com>
9056
9057         * configure.ac: Rewrite targetobjs duplicate removal code to use
9058         only shell constructs.
9059         * configure: Rebuild.
9060
9061 2010-02-05  Doug Kwan  <dougkwan@google.com>
9062
9063         PR 11247
9064         * arm.cc (Arm_relobj::section_is_scannable): New method.
9065         (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
9066         (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
9067
9068 2010-02-04  Doug Kwan  <dougkwan@google.com>
9069
9070         PR 11247
9071         * arm-reloc-property.cc (cstdio): Include.
9072         * configure.ac (targetobjs): Remove duplicates.
9073         * configure: Regenerate.
9074         * resolve.cc (Symbol_table::resolve): Explicit instantiate both
9075         big and little endian version for a given address size.
9076
9077 2010-02-03  Doug Kwan  <dougkwan@google.com>
9078
9079         * arm-reloc-property.cc
9080         (Arm_reloc_property_table::reloc_name_in_error_message): New method
9081         definition.
9082         * arm-reloc-property.h
9083         (Arm_reloc_property_table::get_implemented_static_reloc_property):
9084         New method definition.
9085         (Arm_reloc_property_table::reloc_name_in_error_message): New method
9086         declaration.
9087         * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
9088         overflow to N.
9089         (GOT_PREL): Change implemented to Y.
9090         * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
9091         (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
9092         (Arm_relocate_functions::movw_abs_nc): Remove method.
9093         (Arm_relocate_functions::movt_abs): Ditto.
9094         (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
9095         (Arm_relocate_functions::thm_movt_abs): Ditto.
9096         (Arm_relocate_functions::movw_rel_nc): Ditto.
9097         (Arm_relocate_functions::movw_rel): Ditto.
9098         (Arm_relocate_functions::movt_rel): Ditto.
9099         (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
9100         (Arm_relocate_functions:thm_movw_rel): Ditto.
9101         (Arm_relocate_functions:thm_movt_rel): Ditto.
9102         (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
9103         (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
9104         New method definitions.
9105         (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
9106         (Arm_relocation_functions::arm_grp_ldr): Ditto.
9107         (Arm_relocation_functions::arm_grp_ldrs): Ditto.
9108         (Arm_relocation_functions::arm_grp_ldc): Ditto.
9109         (Target_arm::Relocate::relocate): Check for non-static or
9110         unimplemented relocation code and exit early.  Change calls to
9111         Target_arm::reloc_uses_thumb_bit and
9112         Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
9113         instead.  Refactor code to handle similar relocations to increase
9114         code sharing.  Remove check for unsupported relocation code in switch
9115         statement.
9116         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
9117         relocation property table to find out size.  Change error message to
9118         print out the name of a relocation code instead of the numeric value.
9119         (Target_arm::scan_reloc_for_stub): Use relocation property table
9120         instead of calling Target_arm::reloc_uses_thumb_bit().
9121
9122 2010-02-02  Doug Kwan  <dougkwan@google.com>
9123
9124         * arm.cc (Target_arm::relocate_section): Do view adjustment for all
9125         types of relaxed input section.
9126
9127 2010-02-02  Doug Kwan  <dougkwan@google.com>
9128
9129         * Makefile.am (HFILES): Add arm-reloc-property.h.
9130         (DEFFILES): New.
9131         (TARGETSOURCES): Add arm-reloc-property.cc
9132         (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
9133         (libgold_a_SOURCES): $(DEFFILES)
9134         * Makefile.in: Regenerate.
9135         * arm-reloc-property.cc: New file.
9136         * arm-reloc-property.h: New file.
9137         * arm-reloc.def: New file.
9138         * arm.cc: Update comments.
9139         (arm-reloc-property.h): New included header.
9140         (arm_reloc_property_table): New global variable.
9141         (Target_arm::do_select_as_default_target): New method definition.
9142         * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
9143         arm-reloc-property to targ_extra_obj.
9144         * parameters.cc (set_parameters_target): Call
9145         Target::select_as_default_target().
9146         * target.h (Target::select_as_default_target): New method definition.
9147         (Target::do_select_as_default_target): Same.
9148
9149 2010-02-01  Doug Kwan  <dougkwan@google.com>
9150
9151         * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
9152         first_output_text_section_.
9153         (Arm_exidx_fixup::first_output_text_section): New method definition.
9154         (Arm_exidx_fixup::first_output_text_section_): New data member.
9155         (Arm_exidx_fixup::process_exidx_section): Record the first text
9156         output section seen.
9157         (Arm_output_section::fix_exidx_coverage): Set correct linked section
9158         and entsize in output section header.
9159
9160 2010-01-29  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9161
9162         * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
9163         R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
9164         (Arm_relocate_functions::thm_alu11): New Method.
9165         (Arm_relocate_functions::thm_pc8): New Method.
9166         (Arm_relocate_functions::thm_pc12): New Method.
9167         (Target_arm::Scan::local): Handle the relocations.
9168         (Target_arm::Scan::global): Likewise.
9169         (Target_arm::Relocate::relocate): Likewise.
9170         (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9171
9172 2010-01-29  Doug Kwan  <dougkwan@google.com>
9173
9174         * arm.cc (Target_arm::Scan::global): General PLTs for the same set
9175         of relocation types as ld.
9176
9177 2010-01-29  Doug Kwan  <dougkwan@google.com>
9178
9179         * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
9180         to public.
9181         (Arm_relocate_functions::thumb_branch_common): Ditto.
9182         (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
9183         Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
9184         Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
9185         Arm_relocate_functions::jump24): Remove.
9186         (Target_arm::Relocate::relocate): Adjust code to call
9187         Arm_relocation_functions::arm_branch_common and
9188         Arm_relocation_functions::thumb_branch_common instead of their removed
9189         wrappers.  Merge switch-cases together to reduce source code size.
9190
9191 2010-01-29  Doug Kwan  <dougkwan@google.com>
9192
9193         * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
9194         output_local_symbol_count_needs_update_.
9195         (Arm_relobj::output_local_symbol_count_needs_update,
9196          Arm_relobj::set_output_local_symbol_count_needs_update,
9197          Arm_relobj::update_output_local_symbol_count): New methods.
9198         (Arm_relobj::output_local_symbol_count_needs_update_): New data
9199         member.
9200         (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
9201         of pointed function as in a R_ARM_PREL31 relocation.
9202         (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
9203         for output local symbol count updating.
9204         (Target_arm::do_relax): Update output local symbol counts in objects
9205         if necessary.
9206         * object.h (Sized_relobj::set_output_local_symbol_count): New method.
9207
9208 2010-01-29  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9209
9210         * arm.cc: Added support for the ARM relocations:
9211         R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
9212         R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
9213         (Arm_relocate_functions::movw_rel_nc): Renamed (was
9214         movw_prel_nc).
9215         (Arm_relocate_functions::movw_rel): New method.
9216         (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
9217         (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
9218         thm_movw_prel_nc).
9219         (Arm_relocate_functions::thm_movw_rel): New method.
9220         (Arm_relocate_functions::thm_movt_rel): Renamed (was
9221         thm_movt_prel).
9222         (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
9223         relocations.
9224         (Target_arm::Scan::global): Likewise.
9225         (Target_arm::Relocate::relocate): Likewise.
9226         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9227         Likewise.
9228
9229 2010-01-27  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9230
9231         * arm.cc: Added support for ARM group relocations.
9232         (Target_arm::reloc_needs_sym_origin): New method.
9233         (Arm_relocate_functions::calc_grp_kn): New method.
9234         (Arm_relocate_functions::calc_grp_residual): New method.
9235         (Arm_relocate_functions::calc_grp_gn): New method.
9236         (Arm_relocate_functions::arm_grp_alu): New Method.
9237         (Arm_relocate_functions::arm_grp_ldr): New Method.
9238         (Arm_relocate_functions::arm_grp_ldrs): New Method.
9239         (Arm_relocate_functions::arm_grp_ldc): New Method.
9240         (Target_arm::Scan::local): Handle the ARM group relocations.
9241         (Target_arm::Scan::global): Likewise.
9242         (Target_arm::Relocate::relocate): Likewise.
9243         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9244         Likewise.
9245
9246 2010-01-26  Doug Kwan  <dougkwan@google.com>
9247
9248         * arm.cc (set): Include.
9249         (class Arm_exidx_fixup): Change type of last_input_section_ to const
9250         pointer type.
9251         (Arm_output_section::Text_section_list): New type.
9252         (Arm_output_section::append_text_sections_to_list): New method.
9253         (Arm_output_section::fix_exidx_coverage): Ditto.
9254         (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
9255         (Arm_relobj::convert_input_section_to_relaxed_section): Use
9256         Relobj::set_section_offset() instead of
9257         Sized_relobj::invalidate_section_offset().
9258         (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
9259         parameter for section headers. Ignore relocation sections for
9260         unallocated sections and EXIDX sections.
9261         (Target_arm::fix_exidx_coverage): New method.
9262         (Target_arm::output_section_address_less_than): New type.
9263         (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
9264         linked text section instead of the EXIDX section.
9265         (Arm_output_section::create_stub_group): Add an assertion to check
9266         that this is not an EXIDX output section.
9267         (Arm_output_section::append_text_sections_to_list): New method.
9268         (Arm_output_section::fix_exidx_coverage): Ditto.
9269         (Arm_relobj::scan_sections_for_stubs): Adjust call to
9270         Arm_relobj::section_needs_reloc_stub_scanning.
9271         (Target_arm::do_relax): Fix EXIDX output section coverage in the
9272         first pass.
9273         (Target_arm::fix_exidx_coverage): New method.
9274         * object.h (Relobj::set_output_section): New method.
9275         (Sized_relobj::invalidate_section_offset): Remove method.
9276         (Sized_relobj::do_invalidate_section_offset): Remove method.
9277         (Sized_relobj::do_set_section_offset): Handle offset value -1.
9278
9279 2010-01-25  Doug Kwan  <dougkwan@google.com>
9280
9281         * arm.cc (Arm_exidx_merged_section::do_output_offset):
9282         Fix warning due to signed and unsigned comparison on a 32-bit host.
9283
9284 2010-01-22  Doug Kwan  <dougkwan@google.com>
9285
9286         * arm.cc (Target_arm::do_relax): Record an output section for section
9287         offset adjustment it contains any stub table that has changed.
9288         * layout.cc (Layout::clean_up_after_relaxation): Adjust section
9289         offsets in an output section if necessary.
9290         * output.cc (Output_section::Output_section): Initialize
9291         section_offsets_need_adjustments_.
9292         (Output_section::add_input_section_for_script): Renamed to
9293         Output_section::add_simple_input_section.
9294         (Output_section::save_states): Add a comment.
9295         (Output_section::discard_states): New method defintion.
9296         (Output_section::adjust_section_offsets): Same.
9297         * output.h (Output_section::add_input_section_for_script): Renamed to
9298         Output_section::add_simple_input_section.
9299         (Output_section::discard_states): New method declaration.
9300         (Output_section::adjust_section_offsets): Same.
9301         (Output_section::section_offsets_need_adjustment,
9302         Output_section::set_section_offsets_need_adjustment): New method
9303         definitions.
9304         (Output_section::section_offsets_need_adjustment_): New data member.
9305         * script-sections.cc
9306         (Output_section_element_input::set_section_address): Adjust code for
9307         renaming of Output_section::add_input_section_for_script.
9308         (Orphan_output_section::set_section_address): Same.
9309
9310 2010-01-22  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9311
9312         * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
9313         Fix_v4bx enum values .
9314         * gold/options.h (General_options): New option definitions.
9315         (General_options::fix_v4bx): New method.
9316         (General_options::Fix_v4bx): New enum.
9317         * gold/options.cc (General_options::parse_fix_v4bx): New method.
9318         (General_options::parse_fix_v4bx_interworking): New method.
9319
9320 2010-01-22  Doug Kwan  <dougkwan@google.com>
9321
9322         * arm.cc (Arm_exidx_fixup): New class.
9323
9324 2010-01-21  Doug Kwan  <dougkwan@google.com>
9325
9326         * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
9327         classes.
9328         (Arm_exidx_section_offset_map): New type.
9329
9330 2010-01-21  Doug Kwan  <dougkwan@google.com>
9331
9332         * arm.cc (Arm_exidx_input_section): New class.
9333         (Arm_relobj::exidx_input_section_by_link,
9334         Arm_relobj::exidx_input_section_by_shndx,
9335         Arm_relobj::make_exidx_input_section): New methods.
9336         (read_arm_attributes_section): Remove.
9337         (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
9338         information about them.
9339         (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
9340         to here.
9341
9342 2010-01-20  Doug Kwan  <dougkwan@google.com>
9343
9344         * arm.cc (Target_arm::Arm_input_section_map): Change key type from
9345         Input_section_specifier to Section_id.
9346         (Target_arm::new_arm_input_section: Adjust code for change of key
9347         type.
9348         (Target_arm::find_arm_input_section): Ditto.
9349         * gc.h (object.h): Include for Section_id nand Section_id_hash.
9350         (Section_id): Remove.
9351         (Garbage_collection::Section_id_hash): Remove.
9352         * icf.h (object.h): Include for Section_id nand Section_id_hash.
9353         (Section_id): Remove.
9354         (Icf::Section_id_hash): Remove.
9355         * object.h (Section_id, Const_section_id, Section_id_hash,
9356         Const_section_id_hash): New type definitions.
9357         * output.cc (Output_section::add_relaxed_input_section): Change to
9358         use Const_section_id instead of Input_section_specifier as key type.
9359         (Output_section::add_merge_input_section): Ditto.
9360         (Output_section::build_relaxation_map): Change to use Section_id
9361         instead of Input_section_specifier as key type.
9362         (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9363         Ditto.
9364         (Output_section::convert_input_sections_to_relaxed_sections): Change
9365         to use Const_section_id instead of Input_section_specifier as key type.
9366         (Output_section::find_merge_section): Ditto.
9367         (Output_section::find_relaxed_input_section): Ditto.
9368         * output.h (Input_section_specifier): Remove class.
9369         (Output_section::Output_section_data_by_input_section_map): Change
9370         key type to Const_section_id.
9371         (Output_section::Output_relaxed_input_section_by_input_section_map):
9372         Ditto.
9373         (Output_section::Relaxation_map): Change key type to Section_id.
9374
9375 2010-01-20  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9376
9377         * gold/arm.cc: Added support for R_ARM_V4BX relocation
9378         (class Arm_v4bx_stub): New class.
9379         (DEF_STUBS): Updated definition to support v4_veneer_bx.
9380         (Stub_factory::make_arm_v4bx_stub): New method.
9381         (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
9382         (Stub_table::empty): Handle v4bx stubs.
9383         (Stub_table::add_arm_v4bx_stub): New method.
9384         (Stub_table::find_arm_v4bx_stub): New method.
9385         (Arm_relocate_functions::v4bx): New method.
9386         (Target_arm::fix_v4bx): New method.
9387         (Target_arm::Target_arm): Handle R_ARM_V4BX.
9388         (Stub_table::relocate_stubs): Likewise.
9389         (Stub_table::do_write): Likewise.
9390         (Stub_table::update_data_size_and_addralign): Likewise.
9391         (Stub_table::finalize_stubs):  Likewise.
9392         (Target_arm::Scan::local): Likewise.
9393         (Target_arm::Scan::global): Likewise.
9394         (Target_arm::do_finalize_sections): Likewise.
9395         (Target_arm::Relocate::relocate): Likewise.
9396         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9397         Likewise.
9398         (Target_arm::scan_reloc_for_stub): Likewise.
9399         (Target_arm::scan_reloc_section_for_stubs): Likewise.
9400
9401 2010-01-19  Ian Lance Taylor  <iant@google.com>
9402
9403         * output.cc (Output_section_headers::do_sized_write): Write large
9404         segment count to sh_info field.
9405         (Output_file_header::do_sized_write): For large segment count,
9406         write PN_XNUM to e_phnum field.
9407
9408 2010-01-15  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9409
9410         * arm.cc (Arm_relocate_functions::thm_jump6): New function.
9411         (Arm_relocate_functions::thm_jump8): New function.
9412         (Arm_relocate_functions::thm_jump11): New function.
9413         (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
9414         R_ARM_THM_JUMP11.
9415         (Target_arm::Scan::global): Likewise.
9416         (Target_arm::Relocate::relocate): Likewise.
9417         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9418         Likewise.
9419
9420 2010-01-14  Doug Kwan  <dougkwan@google.com>
9421
9422         * arm.cc (map, utility): Include headers.
9423         (Target_arm::apply_cortex_a8_workaround): New method.
9424         (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
9425         (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
9426         (Target_arm::Scan::global): R_ARM_THM_JUMP19.
9427         (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
9428         the --[no-]fix-cortex-a8 command line options.
9429         (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
9430         (Target_arm::relocate_stub): Use addend in instruction template.
9431         * options.h (DEFINE_bool): Set the user-set flag.
9432         (General_options): Add --[no-]-fix-cortex options.
9433         * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
9434         : Update fast look-up map after conversion.
9435
9436 2010-01-14  Sriraman Tallam  <tmsriram@google.com>
9437
9438         * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
9439         in the first pass of do_layout.
9440
9441 2010-01-13  Doug Kwan  <dougkwan@google.com>
9442
9443         * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9444         Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
9445         apparent compiler problem of not folding static constant integral
9446         data members of elfcpp::Elf_sizes<32>.
9447
9448 2010-01-13  Doug Kwan  <dougkwan@google.com>
9449
9450         * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9451         Arm_relobj::section_needs_cortex_a8_stub_scanning,
9452         Arm_relobj::scan_section_for_cortex_a8_erratum,
9453         Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
9454         (Arm_relobj::scan_sections_for_stubs): Move code deciding what
9455         sections to scan for relocation stubs into a new method
9456         Arm_relobj::section_needs_reloc_stub_scanning.  Handle both
9457         relocation and Cortex-A8 stub scanning.
9458         (Target_arm::do_relax): Force stubs to be after stubbed sections
9459         if fixing the Cortex-A8 erratum.  Remove all Cortex-A8 stubs at
9460         the beginning of a new relaxation pass.  Update a comment.
9461         (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
9462
9463 2010-01-12  Ian Lance Taylor  <iant@google.com>
9464
9465         * target-reloc.h (visibility_error): New inline function.
9466         (relocate_section): Call visibility_error.
9467         * testsuite/Makefile.am (check_DATA): Add protected_3.err.
9468         (MOSTLYCLEANFILES): Likewise.
9469         (protected_4_pic.o, protected_3.err): New targets.
9470         * testsuite/protected_4.cc: New file.
9471
9472 2010-01-12  Doug Kwan  <dougkwan@google.com>
9473
9474         * arm.cc (Cortex_a8_reloc): New class.
9475         (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
9476         and cortex_a8_relocs_info_.
9477         (Target_arm::fix_cortex_a8): New method definition.
9478         (Target_arm::Cortex_a8_relocs_info): New type.
9479         (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
9480         New data member declarations.
9481         (Target_arm::scan_reloc_for_stub): Record information about
9482         relocations for THUMB branches that might be exempted from the
9483         Cortex-A8 workaround.
9484         (Target_arm::do_relax): Clear all Cortex-A8 relocation information
9485         at the beginning of a relaxation pass.
9486
9487 2010-01-12  Doug Kwan  <dougkwan@google.com>
9488
9489         * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
9490         (Arm_relobj::Mapping_symbol_position,
9491          Arm_reloj::Mapping_symbol_position_less,
9492          Arm_relobj::Mapping_symbols_info): New types.
9493         (Target_arm::is_mapping_symbol_name): New method definition.
9494         (Arm_relobj::do_count_local_symbols): Save information about mapping
9495         symbols.
9496
9497 2010-01-11  Doug Kwan  <dougkwan@google.com>
9498
9499         * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
9500         Arm_relocate_functions::thumb32_branch_upper,
9501         Arm_relocate_functions::thumb32_branch_lower,
9502         Arm_relocate_functions::thumb32_cond_branch_offset,
9503         Arm_relocate_functions::thumb32_cond_branch_upper,
9504         Arm_relocate_functions::thumb32_cond_branch_lower,
9505         Arm_relocate_functions::thm_jump19): New methods to handle THUMB
9506         branch offset encoding.
9507         (Arm_relocate_functions::thumb_branch_common): Use new branch
9508         offset encoding methods to avoid code duplication.
9509         (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
9510         (Stub_addend_reader::operator()): Use new branch encoding method
9511         to avoid code duplication.
9512
9513 2010-01-11  Doug Kwan  <dougkwan@google.com>
9514
9515         * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
9516         (Target_arm::do_finalize_sections): Define special EXIDX section
9517         symbols only if referenced.
9518         * gc.h (Garbage_collection::add_reference): New method.
9519         (gc_process_relocs): Use Garbage_collection::add_reference to avoid
9520         code duplication.
9521
9522 2010-01-11  Ian Lance Taylor  <iant@google.com>
9523
9524         * script.cc (Version_script_info::build_expression_list_lookup):
9525         Change complaing about duplicate wildcard match from error to
9526         warning.
9527
9528         * script.cc (class Lazy_demangler): Recreate--revert part of patch
9529         of 2009-12-30.
9530         (Version_script_info::Version_script_info): Initialize globs_,
9531         default_version_, default_is_global_, and exact_.  Don't
9532         initialize globals_ or locals_.
9533         (Version_script_info::build_lookup_tables): Build local symbols
9534         first.
9535         (Version_script_info::unquote): New function.
9536         (Version_script_info::add_exact_match): New function.
9537         (Version_script_info::build_expression_list_lookup): Remove lookup
9538         parameter.  Add is_global parameter.  Change all callers.  Handle
9539         wildcard pattern specially.  Unquote pattern.  Call
9540         add_exact_match.
9541         (Version_script_info::get_name_to_match): New function.
9542         (Version_script_info::get_symbol_version): New function.
9543         (Version_script_info::get_symbol_version_helper): Remove.
9544         (Version_script_info::check_unmatched_names): Call unquote.
9545         * script.h (class Version_script_info): Change get_symbol_version
9546         to be non-inline and add is_global parameter; change all callers.
9547         Rewrite symbol_is_local.  Update declarations.  Define struct
9548         Version_tree_match, Exact, Globs.  Don't define struct Lookup.
9549         Remove globals_ and locals_ members.  Add exact_, globs_,
9550         default_version_, is_global_.
9551         (Version_script_info::Glob): Remove pattern, add expression and
9552         is_global.  Update constructor.  Change all callers.
9553         * dynobj.cc (Versions::finalize): Mark the version symbol as the
9554         default version.
9555         (Versions::symbol_section_contents): If a symbol is undefined, or
9556         defined in a dynamic object, set the version index to
9557         VER_NDX_LOCAL.
9558         * symtab.cc (Symbol_table::add_from_relobj): Don't call
9559         symbol_is_local.
9560         (Symbol_table::add_from_pluginobj): Likewise.
9561         * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
9562
9563 2010-01-11  Doug Kwan  <dougkwan@google.com>
9564
9565         * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
9566         (incremental_dump_LDADD): Add linking option for libintl.
9567         * Makefile.in: Regenerate.
9568
9569 2010-01-11  H.J. Lu  <hongjiu.lu@intel.com>
9570
9571         PR gold/11144
9572         * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
9573         instead of -Ds.
9574         * testsuite/Makefile.in: Regenerated.
9575
9576 2010-01-10  Doug Kwan  <dougkwan@google.com>
9577
9578         * options.h (DEFINE_var): Use parentheses around argument varname__
9579         in macro body to avoid any unintended subsequent substitutions.
9580
9581 2010-01-10  Ian Lance Taylor  <iant@google.com>
9582
9583         * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
9584         candidates before doing symbol resolution.
9585
9586         * resolve.cc (Symbol_table::resolve): Add symbols to the list of
9587         ODR candidates if only one is weak.
9588
9589 2010-01-08  Ian Lance Taylor  <iant@google.com>
9590
9591         * script.cc (Version_script_info::build_expression_list_lookup):
9592         Don't warn about ambiguous version, just record the ambiguity.
9593         (Version_script_info::get_symbol_version_helper): Give error if
9594         version is ambiguous.
9595
9596 2010-01-08  Doug Kwan  <dougkwan@google.com>
9597
9598         * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
9599         prev_data_size_ and prev_addralign_.  Remove initializer for
9600         deleted data member has_been_changed_.
9601         (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
9602         to determine if the table is empty.
9603         (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
9604         Remove.
9605         (Stub_table::add_reloc_stub): Define method in class definition
9606         instead of just declaring it there.
9607         (Stub_table::add_cortex_a8_stub): New method definition.
9608         (Stub_table::update_data_size_and_addralign): Ditto.
9609         (Stub_table::finalize_stubs): Ditto.
9610         (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
9611         (Stub_table::do_addralign_): Return address alignment in the
9612         (Stub_table::do_reset_address_and_file_offset): Define method in
9613         class definition instead of declaring it there.  Set current data
9614         size to be the data size of the previous pass.
9615         (Stub_table::set_final_data_size): Use current data size as the
9616         final data size.
9617         (Stub_table::relocate_stub): Change parameter type of stub from
9618         Reloc_stub pointer to Stub pointer.
9619         (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
9620         (Stub_table::Cortex_a8_stub_list): New typedef.
9621         (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
9622          Stub_table::prev_addralign_): New data member.
9623         (Arm_relobj::Arm_relobj): Initialize data member
9624         section_has_cortex_a8_workaround_.
9625         (Arm_relobj::section_has_cortex_a8_workaround,
9626          Arm_relobj::mark_section_for_cortex_a8_workaround): New method
9627          definitions.
9628         (Arm_relobj::section_has_cortex_a8_workaround_): New data member
9629         declarations.
9630         (Target_arm::relocate_stub): Change parameter type of stub from
9631         Reloc_stub pointer to Stub pointer.
9632         (Insn_template::size, Insn_template::alignment): Handle
9633         THUMB16_SPECIAL_TYPE.
9634         (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
9635          Stub_table::update_data_size_and_addralign,
9636          Stub_table::apply_cortex_a8_workaround_to_address_range): New method
9637         definitions.
9638         (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
9639         (Stub_table::do_write): Ditto.
9640         (Target_arm::do_relax): Adjust code for changes in Stub_table.
9641
9642 2010-01-08  Ian Lance Taylor  <iant@google.com>
9643
9644         PR 11108
9645         * symtab.h (class Symbol): Remove fields is_target_special_ and
9646         has_plt_offset_.  Add field is_defined_in_discarded_section_.
9647         (Symbol::is_defined_in_discarded_section): New function.
9648         (Symbol::set_is_defined_in_discarded_section): New function.
9649         (Symbol::has_plt_offset): Rewrite.
9650         (Symbol::set_plt_offset): Verify that new offset is not -1U.
9651         * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
9652         Don't initialize is_target_special_ or has_plt_offset_.
9653         Initialize is_defined_in_discarded_section_.
9654         (Symbol_table::add_from_relobj): If appropriate, set
9655         is_defined_in_discarded_section.
9656         * resolve.cc (Symbol::override_base_with_special): Don't test
9657         is_target_special_.  Change has_plt_offset_ to has_plt_offset().
9658         * target-reloc.h (relocate_section): Do special handling for
9659         symbols defined in discarded sections for global symbols as well
9660         as local symbols.
9661
9662 2010-01-08  Ian Lance Taylor  <iant@google.com>
9663
9664         * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
9665         the SHT_SYMTAB case.
9666
9667 2010-01-08  Ian Lance Taylor  <iant@google.com>
9668
9669         * object.cc (Sized_relobj::do_layout): Don't get confused if
9670         layout_eh_frame returns NULL.
9671
9672 2010-01-08  Ian Lance Taylor  <iant@google.com>
9673
9674         PR 11084
9675         * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
9676         dynamic symbol table, use the normal symbol table.
9677         (Sized_dynobj::do_read_symbols): Remove assertion about type of
9678         symbol table.
9679
9680 2010-01-08  Ian Lance Taylor  <iant@google.com>
9681
9682         PR 11072
9683         * layout.cc (Layout::include_section): Remove .gnu_debuglink
9684         sections.
9685
9686 2010-01-08  H.J. Lu  <hongjiu.lu@intel.com>
9687
9688         * version.cc (print_version): Change to "Copyright 2010".
9689
9690 2010-01-08  Ian Lance Taylor  <iant@google.com>
9691
9692         PR 10287
9693         PR 11063
9694         * i386.cc (class Target_i386): Change return type of plt_section
9695         to be non-const.
9696         (class Output_data_plt_i386): Add tls_desc_rel_ field.
9697         (Output_data_plt_i386::Output_data_plt_i386): Initialize
9698         tls_desc_rel_ field.
9699         (Output_data_plt_i386::rel_tls_desc): New function.
9700         (Target_i386::rel_tls_desc_section): New function.
9701         (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
9702         (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
9703         R_386_TLS_DESC reloc in rel_tls_desc_section.
9704         * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
9705         Define struct Tlsdesc_info.
9706         (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
9707         (Target_x86_64::do_reloc_symbol_index): New function.
9708         (Target_x86_64::add_tlsdesc_info): New function.
9709         (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
9710         (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
9711         tlsdesc_rel_ field.
9712         (Output_data_plt_x86_64::rela_plt): Rename from rel_plt.  Change
9713         all callers.
9714         (Output_data_plt_x86_64::rela_tlsdesc): New function.
9715         (Target_x86_64::rela_tlsdesc_section): New function.
9716         (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
9717         handling.
9718         (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
9719         (Target_x86_64::do_reloc_addend): New function.
9720         R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
9721         * output.h (class Output_reloc) [SHT_REL]: Add new constructor
9722         declarations.  Define TARGET_CODE.  Add arg field to u1_ union.
9723         (Output_reloc::type): New function.
9724         (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
9725         (Output_reloc::is_target_specific): New function.
9726         (Output_reloc::target_arg): New function.
9727         (class Output_reloc) [SHT_RELA]: Add four new constructors for
9728         absolute relocs and target specific relocs.
9729         (class Output_data_reloc) [SHT_REL]: Add add_absolute and
9730         add_target_specific.
9731         (class Output_data_reloc) [SHT_RELA]: Likewise.
9732         * output.cc (Output_reloc::Output_reloc): Add four new versions
9733         for absolute relocs and target specific relocs.
9734         (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
9735         (Output_reloc::get_symbol_index): Likewise.
9736         (Output_reloc::local_section_offset): Check that local_sym_index_
9737         is not TARGET_CODE or 0.
9738         (Output_reloc::symbol_value): Likewise.
9739         (Output_reloc::write) [SHT_RELA]: Call target for target specific
9740         reloc.
9741         * target.h (class Target): Add reloc_symbol_index and reloc_addend
9742         functions.  Add do_reloc_symbol_index and do_reloc_addend virtual
9743         functions.
9744         * layout.cc (add_target_dynamic_tags): Use output section for
9745         DT_PLTRELSZ and DT_JMPREL.
9746
9747 2010-01-07  Ian Lance Taylor  <iant@google.com>
9748
9749         PR 11061
9750         * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
9751         function.
9752         (class Output_data_reloc_generic): Define.
9753         (class Output_data_reloc_base): Change base class to
9754         Output_data_reloc_generic.  Change add() method to call
9755         bump_relative_reloc_count for a relative reloc.  Remove
9756         sort_relocs_ field.
9757         * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
9758         to sort_relocs().
9759         * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
9760         Output_data_reloc_generic*.  Add DT_RELCOUNT/DT_RELACOUNT tag if
9761         appropriate.
9762         * layout.h (class Layout): Update declaration.
9763
9764 2010-01-07  Ian Lance Taylor  <iant@google.com>
9765
9766         * output.h (class Output_data): Add const version of
9767         output_section and do_output_section.
9768         (class Output_section_data): Add const version of
9769         do_output_section.
9770         (class Output_section): Likewise.
9771         * layout.cc (Layout::add_target_dynamic_tags): New function.
9772         * layout.h (class Layout): Update declarations.
9773         * arm.cc (Target_arm::do_finalize_sections): Use
9774         add_target_dynamic_tags.
9775         * i386.cc (Target_i386::do_finalize_sections): Likewise.
9776         * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9777         * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9778         * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9779
9780 2010-01-07  Ian Lance Taylor  <iant@google.com>
9781
9782         PR 11042
9783         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
9784         object as needed.
9785
9786 2010-01-07  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
9787             Ian Lance Taylor  <iant@google.com>
9788
9789         PR 11019
9790         * object.cc: Instantiate Xindex::initialize_symtab_xindex and
9791         Xindex::read_symtab_xindex.
9792
9793 2010-01-07  Doug Kwan  <dougkwan@google.com>
9794
9795         * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
9796         (Insn_template::thumb16_bcond_insn): New method declaration.
9797         (Insn_template): Fix spelling.
9798         (Stub::thumb16_special): New method declaration.
9799         (Stub::do_write): Define virtual method which was previously pure
9800         virtual.
9801         (Stub::do_thumb16_special): New method declaration.
9802         (Stub::do_fixed_endian_write): New template member.
9803         (Reloc_stub::do_write): Remove.
9804         (Reloc_stub::do_fixed_endian_write): Remove.
9805         (Cortex_a8_stub): New class definition.
9806         (Stub_factory::make_cortex_a8_stub): New method definition.
9807         (Stub_factory::Stub_factory): Add missing static storage class
9808         qualifier for elf32_arm_stub_a8_veneer_blx.
9809
9810 2010-01-07  Ian Lance Taylor  <iant@google.com>
9811
9812         PR 10980
9813         * options.h (class General_options): Add --warn-unresolved-symbols
9814         and --error-unresolved-symbols.
9815         * errors.cc (Errors::undefined_symbol): Implement
9816         --warn-unresolved-symbols.
9817
9818         * options.h (class General_options): Add -z text and -z textoff.
9819         * layout.cc (Layout::finish_dynamic_section): Implement -z text.
9820
9821 2010-01-06  Sriraman Tallam  <tmsriram@google.com>
9822
9823         * gc.h (Garbage_collection::Cident_section_map): New typedef.
9824         (Garbage_collection::cident_sections): New function.
9825         (Garbage_collection::add_cident_section): New function.
9826         (Garbage_collection::cident_sections_): New member.
9827         (gc_process_relocs): Add references to sections whose names are C
9828         identifiers.
9829         * gold.h (cident_section_start_prefix): New constant.
9830         (cident_section_stop_prefix): New constant.
9831         (is_cident): New function.
9832         * layout.cc (Layout::define_section_symbols): Replace string constants
9833         with the newly defined constants.
9834         * object.cc (Sized_relobj::do_layout): Track sections whose names are
9835         C identifiers.
9836         * testsuite/Makefile.am: Add gc_orphan_section_test.
9837         * testsuite/Makefile.in: Regenerate.
9838         * testsuite/gc_orphan_section_test.cc: New file.
9839         * testsuite/gc_orphan_section_test.sh: New file.
9840
9841 2010-01-06  Ian Lance Taylor  <iant@google.com>
9842
9843         PR 10980
9844         * options.h (class General_options): Add --warn-shared-textrel.
9845         * layout.cc (Layout::finish_dynamic_section): Implement
9846         --warn-shared-textrel.
9847
9848         PR 10980
9849         * options.h (class General_options): Add --warn-multiple-gp.
9850
9851 2010-01-06  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
9852
9853         * Makefile.am (incremental_dump_DEPENDENCIES): Remove
9854         $(THREADSLIB) and $(LIBDL).
9855         * Makefile.in: Rebuild.
9856
9857 2010-01-06  Ian Lance Taylor  <iant@google.com>
9858
9859         PR 10980
9860         * options.cc (General_options::parse_section_start): New function.
9861         (General_options::section_start): New function.
9862         (General_options::General_options): Initialize all members.
9863         * options.h: Include <map>
9864         (class General_options): Add --section-start.  Add section_starts_
9865         member.
9866         * layout.cc (Layout::attach_allocated_section_to_segment): If
9867         --section-start was used, set the address of the segment.  Remove
9868         local sort_sections.
9869         (Layout::relaxation_loop_body): If the address of the load segment
9870         has been set by --section-start, don't use it.
9871         * output.h (Output_segment::update_flags_for_output_section): New
9872         function.
9873         * output.cc (Output_segment::add_output_section): Call
9874         update_flags_for_output_section.
9875
9876 2010-01-05  Ian Lance Taylor  <iant@google.com>
9877
9878         PR 10980
9879         * options.h (class General_options): Add --undefined-version.
9880         * script.cc (struct Version_expression): Add was_matched_by_symbol
9881         field.
9882         (Version_script_info::matched_symbol): New function.
9883         (Version_script_info::get_symbol_version_helper): Call
9884         matched_symbol.
9885         (Version_script_info::check_unmatched_names): New function.
9886         * script.h (class Version_script_info): Update declarations.
9887         * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
9888
9889         * options.h (class General_options): Use DEFINE_bool_alias for
9890         allow_multiple_definition.
9891         * resolve.cc (Symbol_table::should_override): Don't test
9892         allow_multiple_definition.
9893
9894         PR 10980
9895         * options.h (class General_options): Add --cref.
9896         * main.cc (main): Print cref table if --cref.  Don't close mapfile
9897         until after printing cref table.
9898         * cref.cc: Include "symtab.h".
9899         (class Cref_inputs): Define Cref_table_compare and Cref_table.
9900         (Cref_table_compare::operator()): New function.
9901         (Cref_inputs::gather_cref): New function.
9902         (filecol): New static const.
9903         (Cref_inputs::print_cref): New function.
9904         (Cref::print_cref): New function.
9905         * cref.h: Include <cstdio>.
9906         (class Cref): Update declarations.
9907         * mapfile.h (Mapfile::file): New function.
9908         * object.h (class Object): Define Symbols.  Declare virtual
9909         do_get_global_symbols.
9910         (Object::get_global_symbols): New function.
9911         * object.cc (Input_objects::add_object): Pass object to cref_ if
9912         --cref.
9913         (Input_objects::archive_start): Likewise.
9914         (Input_objects::archive_stop): Likewise.
9915         (Input_objects::print_cref): New function.
9916         * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
9917         * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
9918         --cref.
9919         * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
9920         function.
9921         * plugin.h (class Sized_pluginobj): Update declarations.
9922
9923 2010-01-05  Ian Lance Taylor  <iant@google.com>
9924
9925         * symtab.cc (Symbol_table::add_from_object): Rename def parameter
9926         to is_default_version.  Rename insdef to insdefault.
9927         (Symbol_table::add_from_relobj): Rename def to is_default_version
9928         and local to is_forced_local.
9929         (Symbol_table::add_from_pluginobj): Likewise.
9930         (Symbol_table::add_from_dynobj): Likewise.
9931         (Symbol_table::define_special_symbol): Rename insdef to
9932         insdefault.
9933
9934 2010-01-04  Ian Lance Taylor  <iant@google.com>
9935
9936         PR 10980
9937         * options.h (class General_options): Add
9938         --allow-multiple-definition and -z muldefs.
9939         * resolve.cc (Symbol_table::should_override): Don't warn about a
9940         multiple symbol definition if --allow-multiple-definition or -z
9941         muldefs.
9942
9943         PR 10980
9944         * options.h (class General_options): Add --add-needed and
9945         --copy-dt-needed-entries.  Tweak --as-needed help entry.
9946         * object.cc (Input_objects::check_dynamic_dependencies): Give an
9947         error if --copy-dt-needed-entries aka --add-needed is used and
9948         would cause a change in behaviour.
9949
9950         PR 10980
9951         * options.h (class General_options): Add -G as a short version of
9952         --shared.  Add no-op options -assert, -g, and -i.
9953
9954 2010-01-04  Sriraman Tallam  <tmsriram@google.com>
9955
9956         * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
9957         check for .text or .gnu.linkonce.t sections.
9958         * icf.cc (Icf::find_identical_sections): Ditto.
9959         Change the detection for mangled function name within the section
9960         name.
9961         * icf.h (is_section_foldable_candidate): New function.
9962
9963 2009-12-30  Ian Lance Taylor  <iant@google.com>
9964
9965         PR 10980
9966         * options.h (class General_options): Permit two dashes with
9967         --retain-symbols-file.
9968
9969 2009-12-30  Ian Lance Taylor  <iant@google.com>
9970
9971         PR 10979
9972         * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
9973         don't put the file header and segment headers in the text
9974         segment.
9975
9976         PR 10979
9977         * common.cc (Sort_commons::operator()): Stabilize sort when both
9978         entries are NULL.
9979         (Symbol_table::do_allocate_commons_list): When allocating common
9980         symbols, skip a symbol which is no longer common.
9981         * symtab.h (Symbol::is_common): Test whether the symbol comes from
9982         an object before checking its type.
9983         * testsuite/common_test_2.c: New file.
9984         * testsuite/common_test_3.c: New file.
9985         * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
9986         (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
9987         (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
9988         (common_test_2_pic.o, common_test_2.so): New targets.
9989         (common_test_3_pic.o, common_test_3.so): New targets.
9990         * testsuite/Makefile.in: Rebuild.
9991
9992         PR 10979
9993         * script.cc (read_input_script): If we see a new SECTIONS clause,
9994         and we have added an input section, give an error.
9995         * layout.h (class Layout): Add have_added_input_section function.
9996         Add have_added_input_section_ field.
9997         * layout.cc (Layout::Layout): Initialize
9998         have_added_input_section_.
9999         (Layout::layout): Set have_added_input_section_.
10000         (Layout::layout_eh_frame): Likewise.
10001
10002 2009-12-30  Ian Lance Taylor  <iant@google.com>
10003
10004         PR 10931
10005         * options.h (class General_options): Add --sort-common option.
10006         * symtab.h (class Symbol_table): Define Sort_commons_order enum.
10007         * common.cc (Sort_common): Add sort_order parameter to
10008         constructor.  Add sort_order_ field.
10009         (Sort_commons::operator): Check sort_order_.
10010         (Symbol_table::allocate_commons): Determine the sort order.
10011         (Symbol_table::do_allocate_commons): Add sort_order parameter.
10012         Change all callers.
10013         (Symbol_table::do_allocate_commons_list): Likewise.
10014
10015 2009-12-30  Ian Lance Taylor  <iant@google.com>
10016
10017         PR 10916
10018         * symtab.cc (Symbol_table::add_from_relobj): When not exporting
10019         symbols from this object, don't change the visibility of an
10020         undefined symbol.
10021         * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
10022
10023 2009-12-30  Ian Lance Taylor  <iant@google.com>
10024
10025         PR 10861
10026         * script.h (class Version_script_info): Define Language enum.
10027         Update declarations.  Define Glob, Exact, and Lookup types.  Add
10028         new fields globals_, locals_, and is_finalized_.
10029         * script.cc: Various formatting fixes.
10030         (class Parser_closure): Change language_stack_ from a vector of
10031         std::string to one of Version_script_info::Language.  Adjust all
10032         uses accordingly.
10033         (class Lazy_demangler): Remove.
10034         (struct Version_expression): Change language from std::string to
10035         Version_script_info::Language.
10036         (Version_script_info::Version_script_info): New function.
10037         (Version_script_info::~Version_script_info): Don't call clear.
10038         (Version_script_info::finalize): New function.
10039         (Version_script_info::build_lookup_tables): New function.
10040         (Version_script_info::build_expression_list_lookup): New
10041         function.
10042         (Version_script_info::get_symbol_version_helper): Rewrite to use
10043         lookup tables.
10044         (Version_script_info::print_expression_list): Adjust to use
10045         Version_script_info::Language.
10046         (script_push_lex_into_version_mode): Check that the version script
10047         has not been finalized.
10048         (version_script_push_lang): Change language string to
10049         Version_script_info::Language.
10050         * options.cc (Command_line::version_script): New function.
10051         * options.h (class General_options): Add finalize_dynamic_list
10052         function.  Change version_script from declaration to definition.
10053         * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
10054         * testsuite/version_script.map: Remove duplicate def of foo.
10055         * testsuite/Makefile.am (ver_matching_def.so): Depend upon
10056         version_script.map.
10057         * testsuite/Makefile.in: Rebuild.
10058
10059 2009-12-30  Ian Lance Taylor  <iant@google.com>
10060
10061         PR 10843
10062         * target-reloc.h (relocate_for_relocatable): When copying a reloc,
10063         if the input symbol index is 0, make the output symbol index 0.
10064
10065 2009-12-30  Ian Lance Taylor  <iant@google.com>
10066
10067         PR 10670
10068         * options.h (class General_options): Add -x/--discard-all.
10069         * object.cc (Sized_relobj::do_count_local_symbols): Handle
10070         --discard-all.  If the local symbol needs a dynamic entry, check
10071         that before handling --discard-locals.
10072
10073 2009-12-30  Ian Lance Taylor  <iant@google.com>
10074
10075         PR 10450
10076         * output.cc (Output_segment::Output_segment): If PT_TLS, set the
10077         flags to PF_R.
10078         (Output_segment::add_output_section): Don't change the flags if
10079         the type is PT_TLS.
10080
10081         PR 10450
10082         * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
10083         GNU hash table if they need a dynamic value.  Otherwise, don't add
10084         them if they are defined in a dynamic object or are forced local.
10085
10086 2009-12-29  Ian Lance Taylor  <iant@google.com>
10087
10088         PR 10450
10089         * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
10090         .gnu.hash table for a 32-bit target.
10091
10092         PR 10450
10093         * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
10094         regular and a dynamic object only needs a dynamic symbol table
10095         entry if it is externally visible.
10096
10097         PR 10450
10098         * i386.cc (class Target_i386): Initialize global_offset_table_ in
10099         constructor.  Add global_offset_table_ field.
10100         (Target_i386::got_section): Set global_offset_table_.
10101         (Target_i386::do_finalize_sections): Set global_offset_table_
10102         size.
10103         * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
10104         in constructor.  Add global_offset_table_ field.
10105         (Target_x86_64::got_section): Set global_offset_table_.
10106         (Target_x86_64::do_finalize_sections): Set global_offset_table_
10107         size.
10108
10109         * layout.cc (Layout::Layout): Initialize increase_relro_.
10110         (Layout::get_output_section): Add is_relro, is_last_relro, and
10111         is_first_non_relro parameters.  Change all callers.
10112         (Layout::choose_output_section): Likewise.
10113         (Layout::add_output_section_data): Likewise.
10114         (Layout::make_output_section): Likewise.
10115         (Layout::set_segment_offsets): Clear increase_relro when using a
10116         linker script.
10117         * layout.h (class Layout): Add increase_relro method.  Add
10118         increase_relro_ field.  Update declarations.
10119         * output.cc (Output_section::Output_section): Initialize
10120         is_last_relro_ and is_first_non_relro_.
10121         (Output_segment::add_output_section): Group relro sections is
10122         do_sort is true.  Handle is_last_relro and is_first_non_relro.
10123         (Output_segment::maximum_alignment): Remove relro handling.
10124         (Output_segment::set_section_addresses): Add increase_relro
10125         parameter.  Change all callers.  Add initial alignment to align
10126         relro sections on separate page.  Remove old relro handling.
10127         (Output_segment::set_section_list_addresses): Remove in_relro
10128         parameter.  Change all callers.
10129         (Output_segment::set_offset): Add increase parameter.  Change all
10130         callers.  Remove old relro handling.
10131         * output.h (class Output_section): Add new methods: is_last_relro,
10132         set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
10133         Add is_last_relro_ and is_first_non_relro_ fields.
10134         * i386.cc (Target_i386::got_section): Don't call set_is_relro.
10135         Create separate .got.plt section.  Call increase_relro.
10136         * x86_64.cc (Target_x86_64::got_section): Likewise.
10137         * testsuite/relro_script_test.t: Add .got.plt.
10138
10139         PR 10450
10140         * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
10141         (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
10142         (Layout::finalize): Call set_dynamic_symbol_size.
10143         (Layout::set_dynamic_symbol_size): New function.
10144         * layout.h (class Layout): Add dynamic_symbol_ field.  Declare
10145         set_dynamic_symbol_size.
10146
10147         PR 10450
10148         * output.h (class Output_section): Add is_entsize_zero_ field.
10149         * output.cc (Output_section::Output_section): Initialize
10150         is_entsize_zero_.
10151         (Output_section::set_entsize): If two different entsizes are
10152         requested, force it to zero.
10153         (Output_section::add_input_section): Set flags for .debug_str
10154         before updating section flags.  Set entsize.
10155         (Output_section::update_flags_for_input_section): Set SHF_MERGE
10156         and SHF_STRING if all input sections have those flags.
10157
10158 2009-12-29   Rafael Espindola  <espindola@google.com>
10159
10160         * main.cc (main): Fix the sys time reporting.
10161         * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
10162         reporting.
10163
10164 2009-12-29  Sriraman Tallam  <tmsriram@google.com>
10165
10166         * options.cc (General_options::parse_version): Allow -v to exit
10167         without an error if there is nothing to link.
10168
10169 2009-12-29  Ian Lance Taylor  <iant@google.com>
10170
10171         * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
10172         using a version of gcc before 4.1.
10173         * configure: Rebuild.
10174
10175 2009-12-28  Chris Demetriou  <cgd@google.com>
10176
10177         * attributes.cc (Output_attributes_section_data::do_write): Use
10178         std::vector::front rather than std::vector::data.
10179
10180 2009-12-28  Ian Lance Taylor  <iant@google.com>
10181
10182         * symtab.h (class Symbol_table): Add enum Defined.
10183         * resolve.cc (Symbol_table::should_override): Add defined
10184         parameter.  Change all callers.  Test whether object is NULL
10185         before calling a method on it.
10186         (Symbol_table::report_resolve_problem): Add defined parameter.
10187         Change all callers.
10188         (Symbol_table::should_override_with_special): Likewise.
10189         * symtab.cc (Symbol_table::define_in_output_data): Add defined
10190         parameter.  Change all callers.
10191         (Symbol_table::do_define_in_output_data): Likewise.
10192         (Symbol_table::define_in_output_segment): Likewise.
10193         (Symbol_table::do_define_in_output_segment): Likewise.
10194         (Symbol_table::define_as_constant): Likewise.
10195         (Symbol_table::do_define_as_constant): Likewise.
10196         * script.h (class Symbol_assignment): Add is_defsym parameter to
10197         constructor; change all callers.
10198         * script.cc (Script_options::add_symbol_assignment): Add is_defsym
10199         parameter.  Change all callers.  Add is_defsym_ field.
10200         (class Parser_closure): Add parsing_defsym parameter to
10201         constructor; change all callers.  Add parsing_defsym accessor
10202         function.  Add parsing_defsym_ field.
10203
10204 2009-12-28  Ian Lance Taylor  <iant@google.com>
10205
10206         * gold.cc (queue_middle_tasks): Fix formatting.
10207         * object.cc (Relobj::is_section_name_included): Likewise.
10208
10209 2009-12-23  Ian Lance Taylor  <iant@google.com>
10210
10211         * i386.cc (Target_i386::do_calls_non_split): Recognize
10212         -fsplit-stack prologue for a function with a static chain.
10213         * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
10214         -fsplit-stack prologue when using %r11.
10215
10216 2009-12-21  Sriraman Tallam  <tmsriram@google.com>
10217
10218         * options.cc (General_options::parse_version): Make -v continue and do
10219         the link like GNU ld does.
10220
10221 2009-12-17  Rafael Avila de Espindola  <espindola@google.com>
10222
10223         * Makefile.am (CCFILES): Add timer.cc.
10224         (HFILES): Add timer.h.
10225         * configure.ac: Check for sysconf and times.
10226         * main.cc: include timer.h.
10227         (main): Use Timer instead of get_run_time.
10228         * timer.cc: New.
10229         * timer.h: New.
10230         * workqueue.cc: include timer.h.
10231         (Workqueue::find_and_run_task):
10232         Report user, sys and wall time.
10233         * Makefile.in: Regenerate.
10234         * config.in: Regenerate.
10235         * configure: Regenerate.
10236
10237 2009-12-16  Doug Kwan  <dougkwan@google.com>
10238
10239         * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
10240         sections.
10241         * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
10242         relaxed input sections.
10243         * output.cc (Output_section::find_relaxed_input_section): Change
10244         return type to Output_relaxed_input_section pointer.  Adjust code
10245         for new type of relaxed_input_section_map_.
10246         * output.h (Output_section::find_relaxed_input_section): Change
10247         return type to Output_relaxed_input_section pointer.
10248         (Output_section::Output_relaxed_input_section_by_input_section_map):
10249         New type.
10250         (Output_section::relaxed_input_section_map_): Change type to
10251         Output_section::Output_relaxed_input_section_by_input_section_map.
10252         * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
10253         input section.
10254
10255 2009-12-15  Ian Lance Taylor  <iant@google.com>
10256
10257         * layout.cc (Layout::create_shstrtab): Only write out after input
10258         sections if we are compressing debug sections.
10259
10260 2009-12-15  Ian Lance Taylor  <iant@google.com>
10261
10262         * archive.cc (Archive::add_symbols): Only look up a symbol without
10263         a version if there is, in fact, a version.
10264
10265 2009-12-14  Ian Lance Taylor  <iant@google.com>
10266
10267         Revert -Wshadow changes, all changes from:
10268         2009-12-11  Doug Kwan  <dougkwan@google.com>
10269         2009-12-11  Nick Clifton  <nickc@redhat.com>
10270         * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
10271
10272 2009-12-11  Doug Kwan  <dougkwan@google.com>
10273
10274         * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
10275         due to -Wshadow.
10276         * attributes.cc (Object_attribute::size): Ditto.
10277         (Attributes_section_data::size): Ditto.
10278         (Attributes_section_data::Attributes_section_data): Ditto.
10279         (Output_attributes_section_data::do_write): Ditto.
10280         * attributes.h (Object_attribute::set_type): Ditto.
10281         * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
10282
10283 2009-12-11  Nick Clifton  <nickc@redhat.com>
10284
10285         * archive.cc: Fix shadowed variable warnings.
10286         * arm.cc: Likewise.
10287         * compressed_output.cc: Likewise.
10288         * compressed_output.h: Likewise.
10289         * configure: Likewise.
10290         * dwarf_reader.cc: Likewise.
10291         * dynobj.cc: Likewise.
10292         * dynobj.h: Likewise.
10293         * ehframe.cc: Likewise.
10294         * ehframe.h: Likewise.
10295         * errors.cc: Likewise.
10296         * expression.cc: Likewise.
10297         * fileread.cc: Likewise.
10298         * fileread.h: Likewise.
10299         * freebsd.h: Likewise.
10300         * i386.cc: Likewise.
10301         * icf.cc: Likewise.
10302         * incremental.h: Likewise.
10303         * layout.cc: Likewise.
10304         * layout.h: Likewise.
10305         * mapfile.cc: Likewise.
10306         * merge.cc: Likewise.
10307         * merge.h: Likewise.
10308         * object.cc: Likewise.
10309         * object.h: Likewise.
10310         * options.h: Likewise.
10311         * output.cc: Likewise.
10312         * output.h: Likewise.
10313         * parameters.cc: Likewise.
10314         * plugin.cc: Likewise.
10315         * powerpc.cc: Likewise.
10316         * reduced_debug_output.cc: Likewise.
10317         * reduced_debug_output.h: Likewise.
10318         * reloc.cc: Likewise.
10319         * reloc.h: Likewise.
10320         * resolve.cc: Likewise.
10321         * script-sections.cc: Likewise.
10322         * script.cc: Likewise.
10323         * script.h: Likewise.
10324         * sparc.cc: Likewise.
10325         * symtab.cc: Likewise.
10326         * symtab.h: Likewise.
10327         * target-select.cc: Likewise.
10328         * target-select.h: Likewise.
10329         * token.h: Likewise.
10330         * workqueue.cc: Likewise.
10331         * workqueue.h: Likewise.
10332         * x86_64.cc: Likewise.
10333
10334 2009-12-10  Doug Kwan  <dougkwan@google.com>
10335
10336         * arm.cc (attributes.h): New include.
10337         (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
10338         (Arm_relobj::~Arm_relobj): Delete object pointed by
10339         attributes_section_data_.
10340         (Arm_relobj::attributes_section_data): New method definition.
10341         (Arm_relobj::attributes_section_data_): New data member declaration.
10342         (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
10343         (Arm_dynobj::~Arm_dynobj): Delete object pointed by
10344         attributes_section_data_.
10345         (Arm_dynobj::attributes_section_data): New method definition.
10346         (Arm_dynobj::attributes_section_data_): New data member declaration.
10347         (Target_arm::Target_arm): Initialize attributes_section_data_.  Change
10348         initialization value of may_use_blx_ to false.
10349         (Target_arm::using_thumb2, Target_arm::using_thumb_only,
10350         Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
10351         object attributes to compute results instead of hard-coding.
10352         (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
10353         Target_arm::get_secondary_compatible_arch,
10354         Target_arm::set_secondary_compatible_arch
10355         Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10356         Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
10357         New method declarations.
10358         (Target_arm::get_aeabi_object_attribute): New method definition.
10359         (Target_arm::attributes_section_data_): New data member declaration.
10360         (read_arm_attributes_section): New template definition.
10361         (Arm_relobj::do_read_symbols): Read attributes section if it exists.
10362         (Arm_dynobj::do_read_symbols): Ditto.
10363         (Target_arm::do_finalize_sections): Merge attributes sections from
10364         input.  Check for BLX use after attributes section merging.
10365         Fix __exidx_start and __exidx_end visibility.  Create an
10366         .ARM.attributes section if necessary.
10367         (Target_arm::get_secondary_compatible_arch,
10368         Target_arm::set_secondary_compatible_arch,
10369         Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10370         Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
10371         Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
10372         New method definitions.
10373
10374 2009-12-09  Ian Lance Taylor  <iant@google.com>
10375
10376         * plugin.cc (Plugin::load): Don't cast from void* to a function
10377         pointer.
10378
10379 2009-12-09  Ian Lance Taylor  <iant@google.com>
10380
10381         * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
10382         information fields.
10383
10384 2009-12-09  H.J. Lu  <hongjiu.lu@intel.com>
10385
10386         * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
10387         Replace two_file_shared_1.so with two_file_shared_2.so.
10388         * testsuite/Makefile.in: Regenerated.
10389
10390 2009-12-08  Doug Kwan  <dougkwan@google.com>
10391
10392         * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
10393         (HFILES): Add attributes.h and int_encoding.h.
10394         * Makefile.in: Regenerate.
10395         * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
10396         function definitions to int_encoding.cc
10397         * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
10398         prototypes to int_encoding.h
10399         * reduced_debug_output.cc (int_encoding.h): New include.
10400         (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
10401         function definitions to int_encoding.cc
10402         (insert_into_vector, read_from_pointer): Move template definitions to
10403         int_encoding.h
10404         * attributes.cc: New file.
10405         * attributes.h: New file.
10406         * int_encoding.cc: New file.
10407         * int_encoding.h: New file.
10408
10409 2009-12-07  Rafael Avila de Espindola  <espindola@google.com>
10410
10411         PR gold/11055
10412         * incremental-dump.cc (dump_incremental_inputs): New.
10413         (main): Use dump_incremental_inputs.
10414
10415 2009-12-07  H.J. Lu  <hongjiu.lu@intel.com>
10416
10417         PR gold/10893
10418         * i386.cc (Target_i386::Scan::globa): Use is_func instead of
10419         checking elfcpp::STT_FUNC.
10420         (Target_i386::Relocate::relocate): Likewise.
10421         * x86_64.cc (Target_x86_64::Scan::global): Likewise.
10422
10423         * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
10424         symbols from shared libraries into normal FUNC symbols.
10425
10426         * symtab.h (Symbol): Add is_func and use it.
10427
10428 2009-12-05  Doug Kwan  <dougkwan@google.com>
10429
10430         * arm.cc (Target_arm::arm_info): Initialize new fields
10431         attributes_section and attributes_vendor.
10432         * i386.cc (Target_i386::i386_info): Same.
10433         * object.cc (Sized_relobj::do_layout): Skip attribute section.
10434         * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
10435         fields attributes_section and attributes_vendor.
10436         * sparc.cc (Target_sparc::sparc_info): Same.
10437         * target.h (Target::attributes_section, Target::attributes_vendor,
10438         Target::is_attributes_section, Target::attribute_arg_type,
10439         Target::attributes_order): New method definitions.
10440         (Target::Target_info::attributes_section,
10441         Target::Target_info::attributes_vendor): New fields.
10442         (Target::do_attribute_arg_type, Target::do_attributes_order): New
10443         virtual method definitions.
10444         * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
10445         attributes_section and attributes_vendor.
10446         * testsuite/testfile.cc (Target_test::test_target_info): Same.
10447
10448 2009-12-05  Doug Kwan  <dougkwan@google.com>
10449
10450         * arm.cc: Update comments about interworking and stub generation.
10451         (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
10452         considered as non-PIC.
10453         (Arm_relocate_functions::base_abs): Fix formatting.
10454         (Arm_relocate_functions::got_prel): Fix comment.  Change interface
10455         of function to use GOT entry address instead of offset.
10456         (Target_arm::Scan::global): Issue an error if a symbol would need a
10457         PLT does not get one because it is untyped.  Remove code to create
10458         dynamic symbols for relative branches.
10459         (Target_arm::Relocate::relocate: Use 0 instead of false since function
10460         takes unsigned integer instead of boolean.
10461
10462 2009-12-05  H.J. Lu  <hongjiu.lu@intel.com>
10463
10464         * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
10465         (two_file_test_LDADD): Likewise.
10466         (common_test_1_LDADD): Likewise.
10467         (exception_test_LDADD) Likewise.
10468         (weak_test_LDADD): Likewise.
10469         (many_sections_test_LDADD): Likewise.
10470         (initpri1_LDADD): Likewise.
10471         (script_test_1_LDADD): Likewise.
10472         (script_test_2_LDADD): Likewise.
10473         (justsyms_LDADD): Likewise.
10474         (binary_test_LDADD): Likewise.
10475         (large_LDADD): Likewise.
10476         * testsuite/Makefile.in: Regenerated.
10477
10478 2009-12-04  H.J. Lu  <hongjiu.lu@intel.com>
10479
10480         * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
10481         (Symbol_table::override_with_special): Likewise.
10482         (Symbol_table::add_from_object): Likewise.
10483
10484 2009-12-04  Rafael Avila de Espindola  <espindola@google.com>
10485
10486         * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10487         Don't set the data_offset twice.
10488
10489 2009-12-04  Rafael Avila de Espindola  <espindola@google.com>
10490
10491         * testsuite/Makefile.in: Regenerate.
10492
10493 2009-12-03  Doug Kwan  <dougkwan@google.com>
10494
10495         * arm.cc: Remove comment about missing .ARM.exidx section symbols.
10496         (Target_arm::do_finalize_sections): Add parameter for symbol table
10497         pointer.  Add __exidx_start and __exidx_end symbols as appropriate.
10498         * i386.cc (Target_i386::do_finalize_sections): Add an additional
10499         parameter for symbol table pointer.
10500         * layout.cc (Layout::finalize): Call Target::finalize_sections with
10501         an additional parameter for a pointer to symbol table.
10502         * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
10503         parameter for a symbol table pointer.
10504         * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
10505         * target.h (Target::finalize_sections, Target::do_finalize_sections):
10506         Ditto.
10507         * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
10508         parameter for a symbol table pointer.
10509
10510 2009-12-03  Rafael Avila de Espindola  <espindola@google.com>
10511
10512         * incremental.cc (Incremental_inputs_header)
10513         (Incremental_inputs_header_write, Incremental_inputs_entry)
10514         (Incremental_inputs_entry_write): Move ...
10515         * incremental.h (Incremental_inputs_header)
10516         (Incremental_inputs_header_write, Incremental_inputs_entry)
10517         (Incremental_inputs_entry_write): here.
10518
10519 2009-12-02  Rafael Avila de Espindola  <espindola@google.com>
10520
10521         * incremental.cc (make_sized_incremental_binary): Set the target.
10522         Error if it is incompatible.
10523         * output.h (Output_file): Add filename method.
10524
10525 2009-12-02  Rafael Avila de Espindola  <espindola@google.com>
10526
10527         * incremental.cc (Incremental_inputs_entry): Remove unused argument
10528         from the get_* methods.
10529
10530 2009-12-02  Rafael Avila de Espindola  <espindola@google.com>
10531
10532         * incremental-dump.cc (main): Check that the offeset of a script is 0.
10533         * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10534         Write 0 for the data_offset of scripts.
10535
10536 2009-12-02  Rafael Avila de Espindola  <espindola@google.com>
10537
10538         * testsuite/Makefile.am: Add the incremental_test.sh test.
10539         * testsuite/incremental_test.sh: New.
10540         * testsuite/incremental_test_1.c: New.
10541         * testsuite/incremental_test_2.c: New.
10542
10543 2009-12-01  Rafael Avila de Espindola  <espindola@google.com>
10544
10545         * incremental-dump.cc (main): Fix typos.
10546
10547 2009-11-27  Rafael Avila de Espindola  <espindola@google.com>
10548
10549         PR gold/11025
10550         * incremental-dump.cc (main): Use llu to print 64 bit values.
10551
10552 2009-11-26  Per Øyvind Karlsen <peroyvind@mandriva.org>
10553             H.J. Lu  <hongjiu.lu@intel.com>
10554
10555         * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
10556         $(LIBDL).
10557         (incremental_dump_LDADD): Likewise.
10558         * Makefile.in: Regenerated.
10559
10560 2009-11-25  Doug Kwan  <dougkwan@google.com>
10561
10562         Revert:
10563
10564         2009-11-25  Doug Kwan  <dougkwan@google.com>
10565
10566                 * arm.cc (Target_arm::Target_arm): Move method definition
10567                 outside of class definition.  Add code to handle
10568                 --target1-rel, --target1-abs and --target2= options.
10569                 (Target_arm::get_reloc_reloc_type): Change method to be
10570                 non-static and const.
10571                 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
10572                 New data member declaration.
10573                 (Target_arm::Scan::local, Target_arm::Scan::global,
10574                 Target_arm::Relocate::relocate,
10575                 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10576                 Adjust call to Target_arm::get_real_reloc_type.
10577                 (Target_arm::get_real_reloc_type): Use command line options
10578                 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10579                 * options.h (--target1-rel, --target1-abs, --target2): New
10580                 ARM-only options.
10581
10582 2009-11-25  Doug Kwan  <dougkwan@google.com>
10583
10584         * arm.cc (Target_arm::Target_arm): Move method definition outside of
10585         class definition.  Add code to handle --target1-rel, --target1-abs
10586         and --target2= options.
10587         (Target_arm::get_reloc_reloc_type): Change method to be non-static
10588         and const.
10589         (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
10590         member declaration.
10591         (Target_arm::Scan::local, Target_arm::Scan::global,
10592         Target_arm::Relocate::relocate,
10593         Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
10594         call to Target_arm::get_real_reloc_type.
10595         (Target_arm::get_real_reloc_type): Use command line options to
10596         determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10597         * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
10598         options.
10599
10600 2009-11-25  Doug Kwan  <dougkwan@google.com>
10601
10602         * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
10603         (Arm_relocate_functions::thumb_branch_common): New metod declaration.
10604         (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
10605         formatting.
10606         (Arm_relocate_functions::thm_call): Replace body with a call to
10607         Arm_relocate_functions::thumb_branch_common.
10608         (Arm_relocate_functions::thm_jump24,
10609         Arm_relocate_functions::thm_xpc22): New method definitions.
10610         (Arm_relocate_functions::thumb_branch_common): New method definition.
10611         (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
10612         operator.
10613         (Target_arm::Relocate::relocate): Adjust call to thm_call.
10614         Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
10615
10616 2009-11-24  Rafael Avila de Espindola  <espindola@google.com>
10617
10618         * Makefile.am: Build incremental-dump
10619         * Makefile.in: Regenerate.
10620         * incremental-dump.cc: New.
10621         * incremental.cc (Incremental_inputs_header_data,
10622         Incremental_inputs_entry_data): Move to incremental.h
10623         * incremental.h: (Incremental_inputs_header_data,
10624         Incremental_inputs_entry_data): Move from incremental.cc
10625
10626 2009-11-24  Rafael Avila de Espindola  <espindola@google.com>
10627
10628         * incremental.cc (Incremental_inputs_header,
10629         Incremental_inputs_header_write, Incremental_inputs_entry,
10630         Incremental_inputs_entry_write): Add a typedef with the data type.
10631
10632 2009-11-24  Rafael Avila de Espindola  <espindola@google.com>
10633
10634         * incremental.cc (Incremental_inputs_header,
10635         Incremental_inputs_header_write, Incremental_inputs_entry,
10636         Incremental_inputs_entry_write): Update comment about which
10637         type has the filed descriptions.
10638
10639 2009-11-15  Doug Kwan  <dougkwan@google.com>
10640
10641         * arm.cc (Target_arm::may_use_arm_nop): New method definition.
10642         (Arm_relocate_functions::arm_branch_common): Change method defintion
10643         in class definition to a method declaration and update list of formal
10644         parameters.
10645         (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
10646         Arm_relocation_functions::jump24): Adjust call to
10647         Arm_relocate_functions::arm_branch_common.  Update list of formal
10648         parameters.
10649         (Arm_relocate_functions::xpc25): New method definition.
10650         (Arm_relocate_functions::arm_branch_common): Move method defintion
10651         out from class definition.  Use stubs for mode-switching and extending
10652         branch ranges.
10653         (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
10654         specially.  Change code to enable use of stubs in ARM branches.
10655
10656 2009-11-10  Doug Kwan  <dougkwan@google.com>
10657
10658         * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
10659         in method declaration.
10660         (Target_arm::relocate_stub): New method declaration.
10661         (Target_arm::default_target): Change to return a pointer instead of
10662         a const reference.
10663         (Reloc_stub::stub_type_for_reloc): Adjust for the change in
10664         Target_arm::default_target.
10665         (Arm_Relobj::do_relocate_sections): Remove options paramater in
10666         method definition.
10667         (Target_arm::relocate_section): Adjust view.
10668         (Target_arm::relocate_stub): New method definition.
10669
10670 2009-11-10  Doug Kwan  <dougkwan@google.com>
10671
10672         * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
10673         a format warning.
10674         * incremental.cc (open_incremental_binary): Initialized local
10675         variables to avoid warnings.
10676         * object.cc (make_elf_object): Ditto.
10677         * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
10678         a format warning.
10679
10680 009-11-09  H.J. Lu  <hongjiu.lu@intel.com>
10681
10682         PR gold/10930
10683         * testsuite/plugin_test.c: Include "config.h".
10684
10685 2009-11-09  Doug Kwan  <dougkwan@google.com>
10686
10687         * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
10688         (arm_symbol_value): Remove.
10689         (Arm_relocate_functions::arm_branch_common,
10690         Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
10691         Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
10692         Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
10693         Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
10694         Arm_relocate_functions::call, Arm_relocate_functions::jump24,
10695         Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
10696         Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
10697         Arm_relocate_functions::thm_mobw_abs_nc,
10698         Arm_relocate_functions::thm_mov_abs,
10699         Arm_relocate_functions::movw_prel_nc,
10700         Arm_relocate_functions::thm_movt_abs,
10701         Arm_relocate_functions::movt_prel,
10702         Arm_relocate_functions::thm_movw_prel_nc,
10703         Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
10704         (Target_arm::Relocate::relocate): Only decompose address into two
10705         parts if relocation type uses the thumb-bit and pass the actual
10706         bit instead of a flag indicating that the thumb-bit is used.  Adjust
10707         calls to methods in Arm_relocate_functions for this change.
10708
10709 2009-11-08  Ian Lance Taylor  <iant@google.com>
10710
10711         PR 10925
10712         * reloc.cc: Instantiate
10713         Sized_relobj::initialize_input_to_output_maps and
10714         Sized_relobj:free_input_to_output_maps.
10715
10716 2009-11-06  Ian Lance Taylor  <iant@google.com>
10717
10718         PR 10876
10719         * defstd.cc (in_segment): Set only_if_ref true for "end".
10720
10721 2009-11-06  Doug Kwan  <dougkwan@google.com>
10722
10723         * arm.cc (class Reloc_stub): Correct a comment.
10724         (Target_arm::Target_arm): Initialize arm_input_section_map_.
10725         (Target_arm::scan_section_for_stubs): New method declaration.
10726         (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
10727         Change methods from private to protected.
10728         (Target_arm::do_may_relax): New method definition.
10729         (Target_arm::do_relax, Target_arm::group_sections,
10730         Target_arm::scan_reloc_for_stub,
10731         Target_arm::scan_reloc_section_for_stubs): New method declarations.
10732         (Target_arm::arm_input_section_map_): New data member declaration.
10733         (Target_arm::scan_reloc_for_stub,
10734         Target_arm::scan_reloc_section_for_stubs,
10735         Target_arm::scan_section_for_stubs, Target_arm::group_sections,
10736         Target_arm::do_relax): New method definitions.
10737
10738 2009-11-06  Mikolaj Zalewski  <mikolaj@google.com>
10739
10740         * configure.ac: Check for (struct stat)::st_mtim
10741         * fileread.cc (File_read::get_mtime): Use st_mtim if available.
10742         * config.in: Regenerate.
10743         * configure: Regenerate.
10744
10745 2009-11-05  Ian Lance Taylor  <iant@google.com>
10746
10747         PR 10910
10748         * output.cc (Output_segment::add_output_section): Add missing
10749         return statement.
10750
10751 2009-11-04  Ian Lance Taylor  <iant@google.com>
10752
10753         PR 10880
10754         * object.h (class Object): Add is_needed and set_is_needed
10755         methods.  Add is_needed_ field.  Make bool fields into bitfields.
10756         * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
10757         defined in a dynamic object and referenced by a regular object,
10758         set is_needed for the dynamic object.
10759         * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
10760         if the file is marked with as_needed and it is not needed.
10761
10762 2009-11-04  Ian Lance Taylor  <iant@google.com>
10763
10764         PR 10887
10765         * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
10766         tags if data is discarded by linker script.
10767         * i386.cc (Target_i386::do_finalize_sections): Likewise.
10768         * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10769         * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10770         * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10771
10772 2009-11-04  Ian Lance Taylor  <iant@google.com>
10773
10774         * layout.cc (Layout::get_output_section): Add is_interp and
10775         is_dynamic_linker_section parameters.  Change all callers.
10776         (Layout::choose_output_section): Likewise.
10777         (Layout::make_output_section): Likewise.
10778         (Layout::add_output_section_data): Add is_dynamic_linker_section
10779         parameter.  Change all callers.
10780         * layout.h (class Layout): Update declarations.
10781         * output.h (class Output_section): Add is_interp, set_is_interp,
10782         is_dynamic_linker_section, set_is_dynamic_linker_section methods.
10783         Add is_interp_, is_dynamic_linker_section_ fields.  Change
10784         generate_code_fills_at_write_ to a bitfield.
10785         * output.cc (Output_section::Output_sections): Initialize new
10786         fields.
10787         (Output_segment::add_output_section): Add do_sort parameter.
10788         Change all callers.
10789
10790 2009-11-03  Ian Lance Taylor  <iant@google.com>
10791
10792         PR 10860
10793         * options.h (class General_options): Add --warn-common.
10794         * resolve.cc (Symbol_table::resolve): Handle --warn-common when
10795         merging two common symbols.
10796         (Symbol_table::should_override): Handle --warn-common when merging
10797         a common symbol with a defined symbol.  Use report_resolve_problem
10798         for multiple definitions.
10799         (Symbol_table::report_resolve_problem): New function.
10800         * symtab.h (class Symbol_table): Declare report_resolve_problem.
10801
10802 2009-11-03  Doug Kwan  <dougkwan@google.com>
10803
10804         * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
10805         stub_factory_.
10806         (Target_arm::stub_factory): New method definition.
10807         (Target_arm::new_arm_input_section,
10808         Target_arm::find_arm_input_section, Target_arm::new_stub_table,
10809         Target_arm::reloc_uses_thumb_bit): New method declarations.
10810         (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
10811         New type definitions.
10812         (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
10813         member declarations.
10814         (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
10815         Target_arm::find_arm_input_section, Target_arm::new_stub_table):
10816         New method definitions.
10817
10818 2009-11-03  Ian Lance Taylor  <iant@google.com>
10819
10820         * options.h (class General_options): Add --warn_constructors.
10821
10822 2009-11-03  Ian Lance Taylor  <iant@google.com>
10823
10824         PR 10893
10825         * defstd.cc (in_section): Add entries for __rel_iplt_start,
10826         __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
10827
10828 2009-11-03  Ian Lance Taylor  <iant@google.com>
10829
10830         PR 10895
10831         * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
10832         --msgid-bugs-address.
10833         (install-pdf): New target.
10834         (install-data_yes): Look up one directory to find mkinstalldirs.
10835
10836 2009-11-03  H.J. Lu  <hongjiu.lu@intel.com>
10837
10838         * po/Make-in (.po.gmo): Don't generate .gmo files in source
10839         tree.
10840
10841 2009-10-30  Doug Kwan  <dougkwan@google.com>
10842
10843         * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
10844
10845 2009-10-30  Doug Kwan  <dougkwan@google.com>
10846
10847         * arm.cc (Stub_addend_reader): New struct template definition
10848         and partial specializations.
10849         (Stub_addend_reader::operator()): New method definition for a
10850         partially specialized template.
10851
10852 2009-10-30  Doug Kwan  <dougkwan@google.com>
10853
10854         * arm.cc (Arm_relobj::processor_specific_flags): New method
10855         definition.
10856         (Arm_relobj::do_read_symbols): New method declaration.
10857         (Arm_relobj::processor_specific_flags_): New data member declaration.
10858         (Arm_dynobj): New class definition.
10859         (Target_arm::do_finalize_sections): Add input_objects parameter.
10860         (Target_arm::do_adjust_elf_header): New method declaration.
10861         (Target_arm::are_eabi_versions_compatible,
10862         (Target_arm::merge_processor_specific_flags): New method declaration.
10863         (Target_arm::do_make_elf_object): New overloaded method definitions
10864         and declaration.
10865         (Arm_relobj::do_read_symbols): New method definition.
10866         (Arm_dynobj::do_read_symbols): Ditto.
10867         (Target_arm::do_finalize_sections): Add input_objects parameters.
10868         Merge processor-specific flags from all input objects.
10869         (Target_arm::are_eabi_versions_compatible,
10870         Target_arm::merge_processor_specific_flags,
10871         Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
10872         New method definitions.
10873         * i386.cc (Target_i386::do_finalize_sections): Add unnamed
10874         Input_objects pointer type parameter.
10875         * layout.cc (Layout::finalize): Pass input objects to target's.
10876         finalize_sections function.
10877         * output.cc (Output_file_header::do_sized_write): Set ELF file
10878         header's processor-specific flags.
10879         * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
10880         Input_objects pointer type parameter.
10881         * sparc.cc (Target_sparc::do_finalize_sections): Same.
10882         * target.h (Input_objects): New forward class declaration.
10883         (Target::processor_specific_flags,
10884         Target::are_processor_specific_flags_sect): New method definitions.
10885         (Target::finalize_sections): Add input_objects parameter.
10886         (Target::Target): Initialize processor_specific_flags_ and
10887         are_processor_specific_flags_set_.
10888         (Target::do_finalize_sections): Add unnamed Input_objects pointer type
10889         parameter.
10890         (Target::set_processor_specific_flags): New method definition.
10891         (Target::processor_specific_flags_,
10892         Target::are_processor_specific_flags_set_): New data member
10893         declarations.
10894         * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
10895         Input_objects pointer type parameter.
10896
10897 2009-10-30  Doug Kwan  <dougkwan@google.com>
10898
10899         * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
10900
10901 2009-10-28  Ian Lance Taylor  <iant@google.com>
10902
10903         * object.h (class Relobj): Drop options parameter from
10904         gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
10905         do_scan_relocs, do_relocate.  Change all callers.
10906         (class Sized_relobj): Drop options parameters from
10907         do_gc_process_relocs, do_scan_relocs, do_relocate,
10908         do_relocate_sections, relocate_sections, emit_relocs_scan,
10909         emit_relocs_scan_reltype.  Change all callers.
10910         (struct Relocate_info): Remove options field and all references to
10911         it.
10912         * reloc.h (class Read_relocs): Remove options constructor
10913         parameter and options_ field.  Change all callers.
10914         (class Gc_process_relocs, class Scan_relocs): Likewise.
10915         (class Relocate_task): Likewise.
10916         * target-reloc.h (scan_relocs): Remove options parameter.  Change
10917         all callers.
10918         (scan_relocatable_relocs): Likewise.
10919         * target.h (class Sized_target): Remove options parameter from
10920         gc_process_relocs, scan_relocs, scan_relocatable_relocs.  Change
10921         all callers.
10922         * gc.h (gc_process_relocs): Remove options parameter.  Change all
10923         callers.
10924         * arm.cc: Update functions to remove options parameters.
10925         * i386.cc: Likewise.
10926         * powerpc.cc: Likewise.
10927         * sparc.cc: Likewise.
10928         * x86_64.cc: Likewise.
10929         * testsuite/testfile.cc: Likewise.
10930
10931 2009-10-28  Doug Kwan  <dougkwan@google.com>
10932
10933         * arm.cc (Arm_relobj): New class definition.
10934         (Arm_relobj::scan_sections_for_stubs,
10935         Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
10936         New method definitions.
10937
10938 2009-10-28  Cary Coutant  <ccoutant@google.com>
10939
10940         * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
10941         (Plugin::cleanup_done_): New member.
10942         (Plugin_manager::Plugin_manager): Remove cleanup_done_.
10943         (Plugin_manager::cleanup_done_): Remove.
10944         (Plugin_manager::add_input_file): Edit error message.
10945         * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
10946         (Plugin_manager::cleanup): Remove use of cleanup_done_.
10947
10948 2009-10-27  Mikolaj Zalewski  <mikolajz@google.com>
10949
10950         * fileread.cc: (File_read::View::~View): Use the new
10951         data_ownership_ filed.
10952         (File_read::~File_read): Dispose the new whole_file_view_.
10953         (File_read::open): Mmap the whole file if needed.
10954         (File_read::open): Use whole_file_view_ instead of contents_.
10955         (File_read::find_view): Use whole_file_view_ if applicable.
10956         (File_read::do_read): Use whole_file_view_ instead of contents_.
10957         (File_read::make_view): Use whole_file_view_ instead of contents_,
10958         update File_read::View::View call.
10959         (File_read::find_or_make_view): Update File_read::View::View
10960         call.
10961         * fileread.h: (File_read::File_read): Initialize whole_file_view_,
10962         remove contents_
10963         (File_read::View::Data_ownership): New enum.
10964         (File_read::View::View): Replace bool mapped_ with Data_ownership
10965         argument.
10966         (File_read::View::mapped_): Remove (replaced by data_ownership_).
10967         (File_read::View::data_ownership_): New field.
10968         (File_read::contents_): Remove (replaced by whole_file_view_).
10969         (File_read::whole_file_view_): New field.
10970         * options.h (class General_options): Add --keep-files-mapped.
10971
10972 2009-10-27  Cary Coutant  <ccoutant@google.com>
10973
10974         * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
10975         * testsuite/Makefile.am (plugin_test_5): New test case.
10976         * testsuite/Makefile.in: Regenerate.
10977
10978 2009-10-25  Doug Kwan  <dougkwan@google.com>
10979
10980         * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
10981         from private to protected to allow access by child class.
10982         (Sized_relobj::do_relocate_sections): New method declaration.
10983         (Sized_relobj::relocate_sections): Virtualize.
10984         * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
10985         Sized_relobj::relocate_sections.  Instantiate template explicitly
10986         for different target sizes and endianity.
10987
10988 2009-10-24  Doug Kwan  <dougkwan@google.com>
10989
10990         * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
10991         (Arm_input_section::as_arm_input_section): New method.
10992         (Arm_output_section): New class definition.
10993         (Arm_output_section::create_stub_group,
10994         Arm_output_section::group_sections): New method definitions.
10995
10996 2009-10-22  Doug Kwan  <dougkwan@google.com>
10997
10998         * arm.cc (Arm_input_section): New class definition.
10999         (Arm_input_section::init, Arm_input_section:do_write,
11000         Arm_input_section::set_final_data_size,
11001         Arm_input_section::do_reset_address_and_file_offset): New method
11002         definitions.
11003
11004 2009-10-21  Doug Kwan  <dougkwan@google.com>
11005
11006         * arm.cc (Stub_table, Arm_input_section): New forward class
11007         declarations.
11008         (Stub_table): New class defintion.
11009         (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
11010         Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
11011         New method definition.
11012
11013 2009-10-21  Doug Kwan  <dougkwan@google.com>
11014
11015         * arm.cc: Update copyright comments.
11016         (Target_arm): New forward class template declaration.
11017         (Arm_address): New type.
11018         (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
11019         THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
11020         THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
11021         constants.
11022         (Insn_template): Same.
11023         (DEF_STUBS): New macro.
11024         (Stub_type): New enum type.
11025         (Stub_template): New class definition.
11026         (Stub): Same.
11027         (Reloc_stub): Same.
11028         (Stub_factory): Same.
11029         (Target_arm::Target_arm): Initialize may_use_blx_ and
11030         should_force_pic_veneer_.
11031         (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
11032         Target_arm::should_force_pic_veneer,
11033         Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
11034         Target_arm::using_thumb_only, Target_arm:;default_target): New
11035         method defintions.
11036         (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
11037         New data member declarations.
11038         (Insn_template::size, Insn_template::alignment): New method defintions.
11039         (Stub_template::Stub_template): New method definition.
11040         (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
11041         Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
11042         (Stub_factory::Stub_factory): New method definition.
11043         * gold.h (string_hash): New template.
11044         * output.h (Input_section_specifier::hash_value): Use
11045         gold::string_hash.
11046         (Input_section_specifier::string_hash): Remove.
11047         * stringpool.cc (Stringpool_template::string_hash): Use
11048         gold::string_hash.
11049
11050 2009-10-20  Doug Kwan  <dougkwan@google.com>
11051
11052         * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
11053         symbols of relaxed input sections.
11054         * output.h (Output_section::find_relaxed_input_section): Make
11055         method public.
11056
11057 2009-10-16  Doug Kwan  <dougkwan@google.com>
11058
11059         * dynobj.cc (Versions::Versions): Initialize version_script_.
11060         Only insert base version symbol definition for a shared object
11061         if version script defines any version versions.
11062         (Versions::define_base_version): New method definition.
11063         (Versions::add_def): Check that base version is not needed.
11064         (Versions::add_need): Define base version lazily.
11065         * dynobj.h (Versions::define_base_version): New method declaration.
11066         (Versions::needs_base_version_): New data member declaration.
11067         * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
11068         (check_DATA): Add no_version_test.stdout.
11069         (libno_version_test.so, no_version_test.o no_version_test.stdout):
11070         New make rules.
11071         * testsuite/Makefile.in: Regenerate.
11072         * testsuite/no_version_test.c: New file.
11073         * testsuite/no_version_test.sh: Ditto.
11074
11075 2009-10-16  Doug Kwan  <dougkwan@google.com>
11076
11077         * expression.cc (class Segment_start_expression): New class definition.
11078         (Segment_start_expression::value): New method definition.
11079         (script_exp_function_segment_start): Return a new
11080         Segment_start_expression.
11081         * gold/script-c.h (script_saw_segment_start_expression): New function
11082         prototype.
11083         * script-sections.cc (Script_sections::Script_sections): Initialize
11084         SAW_SEGMENT_START_EXPRESSION_ to false.
11085         (Script_sections::set_section_addresses): Use -Ttext, -Tdata
11086         and -Tbbs options to specify section addresses if given in
11087         command line and no SEGMENT_START expression is seen in a script.
11088         * script-sections.h (Script_sections::saw_segment_start_expression,
11089         Script_sections::set_saw_segment_start_expression): New method
11090         definition.
11091         (Script_sections::saw_segment_start_expression_): New data member
11092         declaration.
11093         * script.cc (script_saw_segment_start_expression): New function.
11094         * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
11095         * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
11096         script_test_7.sh and script_test_8.sh.
11097         (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
11098         script_test_8.stdout.
11099         (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
11100         (script_test_6, script_test_6.stdout, script_test_7,
11101         script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
11102         * Makefile.in: Regenerate.
11103         * testsuite/script_test_6.sh: New file.
11104         * testsuite/script_test_6.t: Same.
11105         * testsuite/script_test_7.sh: Same.
11106         * testsuite/script_test_7.t: Same.
11107         * testsuite/script_test_8.sh: Same.
11108
11109 2009-10-16  Doug Kwan  <dougkwan@google.com>
11110
11111         * output.cc (Output_segment::set_section_list_address): Cast
11112         expressions to unsigned long long type to avoid format warnings.
11113
11114 2009-10-15  Ian Lance Taylor  <iant@google.com>
11115
11116         * script.cc (Script_options::add_symbol_assignment): Always add a
11117         dot assignment to script_sections_.
11118         * script-sections.cc (Script_sections::add_dot_assignment):
11119         Initialize if necessary.
11120
11121         * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
11122         program headers with no load segment if there is a linker script.
11123
11124         * layout.cc (Layout::set_segment_offsets): Align the file offset
11125         to the segment aligment for -N or -n with no load segment.
11126         * output.cc (Output_segment::add_output_section): Don't crash if
11127         the first section is a TLS section.
11128         (Output_segment::set_section_list_addresses): Print an error
11129         message if the address moves backward in a linker script.
11130         * script-sections.cc
11131         (Output_section_element_input::set_section_addresses): Don't
11132         increase *dot_value for a SHF_TLS/SHT_NOBITS section.
11133         (Orphan_output_section::set_section_addresses): Likewise.
11134
11135 2009-10-15  Doug Kwan  <dougkwan@google.com>
11136
11137         * layout.cc (Layout::finish_dynamic_section): Generate tags
11138         DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
11139         DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
11140         used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
11141
11142 2009-10-14  Ian Lance Taylor  <iant@google.com>
11143
11144         * object.h (class Relocate_info): Add reloc_shdr and data_shdr
11145         fields.
11146         * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
11147         data_shdr fields of relinfo.
11148         * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
11149         (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo.  For
11150         R_386_TLS_LDO_32, adjust based on section flags.
11151         (Target_i386::Relocate::fix_up_ldo): Remove.
11152
11153 2009-10-13  Ian Lance Taylor  <iant@google.com>
11154
11155         Add support for -pie.
11156         * options.h (class General_options): Add -pie and
11157         --pic-executable.
11158         (General_options::output_is_position_independent): Test -pie.
11159         (General_options::output_is_executable): Return true if not shared
11160         and not relocatable.
11161         (General_options::output_is_pie): Remove.
11162         * options.cc (General_options::finalize): Reject incompatible uses
11163         of -pie.
11164         * gold.cc (queue_middle_tasks): A -pie link is not static.
11165         * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
11166         * symtab.cc (Symbol::final_value_is_known): Return false if
11167         output_is_position_independent.
11168         * layout.cc (Layout::set_segment_offsets): Start at address 0 if
11169         output_is_position_independent.
11170         * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
11171         output_is_position_independent.
11172         * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
11173         output_is_position_independent.
11174         * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
11175         two_file_pie_test.
11176         (basic_pie_test.o, basic_pie_test): New targets.
11177         (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
11178         (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
11179         (two_file_pie_test): New target.
11180         * testsuite/Makefile.in: Rebuild.
11181         * README: Remove note saying that -pie is not supported.
11182
11183 2009-10-13  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
11184
11185         * options.h (class General_options): Add -init and -fini.
11186         * layout.cc (Layout::finish_dynamic_section): Emit
11187         given init and fini functions.
11188
11189 2009-10-13  Sriraman Tallam  <tmsriram@google.com>
11190
11191         * gc.h (gc_process_relocs): Check if icf is enabled using new
11192         function.
11193         * gold.cc (queue_initial_tasks): Likewise.
11194         (queue_middle_tasks): Likewise.
11195         * object.cc (do_layout): Likewise.
11196         * symtab.cc (is_section_folded): Likewise.
11197         * main.cc (main): Likewise.
11198         * reloc.cc (Read_relocs::run): Likewise.
11199         (Sized_relobj::do_scan_relocs): Likewise.
11200         * icf.cc (is_function_ctor_or_dtor): New function.
11201         (Icf::find_identical_sections): Check if function is ctor or dtor when
11202         safe icf is chosen.
11203         * options.h (General_options::icf): Change option to be an enum.
11204         (Icf_status): New enum.
11205         (icf_enabled): New method.
11206         (icf_safe_folding): New method.
11207         (set_icf_status): New method.
11208         (icf_status_): New variable.
11209         * (options.cc) (General_options::finalize): Set icf_status_.
11210         * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
11211         icf_test and icf_keep_unique_test to use the --icf enum flag.
11212         * testsuite/icf_safe_test.sh: New file.
11213         * testsuite/icf_safe_test.cc: New file.
11214
11215 2009-10-12  Sriraman Tallam  <tmsriram@google.com>
11216
11217         * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
11218         includes to gc.h and icf.h.
11219         * arm.cc: Include gc.h.
11220         * gold.cc: Likewise.
11221         * i386.cc: Likewise.
11222         * powerpc.cc: Likewise.
11223         * sparc.cc: Likewise.
11224         * x86_64.cc: Likewise.
11225         * gc.h: Include icf.h.
11226
11227 2009-10-11  Ian Lance Taylor  <iant@google.com>
11228
11229         * plugin.cc: Include "gold.h" before other header files.
11230
11231 2009-10-10  Chris Demetriou  <cgd@google.com>
11232
11233         * options.h (Input_file_argument::Input_file_type): New enum.
11234         (Input_file_argument::is_lib_): Replace with...
11235         (Input_file_argument::type_): New member.
11236         (Input_file_argument::Input_file_argument): Take Input_file_type
11237         'type' rather than boolean 'is_lib' as second argument.
11238         (Input_file_argument::is_lib): Use type_.
11239         (Input_file_argument::is_searched_file): New function.
11240         (Input_file_argument::may_need_search): Handle is_searched_file.
11241         * options.cc (General_options::parse_library): Support -l:filename.
11242         (General_options::parse_just_symbols): Update for Input_file_argument
11243         changes.
11244         (Command_line::process): Likewise.
11245         * archive.cc (Archive::get_file_and_offset): Likewise.
11246         * plugin.cc (Plugin_manager::release_input_file): Likewise.
11247         * script.cc (read_script_file, script_add_file): Likewise.
11248         * fileread.cc (Input_file::Input_file): Likewise.
11249         (Input_file::will_search_for): Handle is_searched_file.
11250         (Input_file::open): Likewise.
11251         * readsyms.cc (Read_symbols::get_name): Likewise.
11252         * testsuite/Makefile.am (searched_file_test): New test.
11253         * testsuite/Makefile.in: Regenerate.
11254         * testsuite/searched_file_test.cc: New file.
11255         * testsuite/searched_file_test_lib.cc: New file.
11256
11257 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
11258             Ian Lance Taylor  <iant@google.com>
11259
11260         * descriptor.cc: Include <cstdio> and "binary-io.h".
11261         (Descriptors::open): Open the files in binary mode always.
11262         * script.cc (Lex::get_token): Treat \r as whitespace.
11263
11264 2009-10-09  Ian Lance Taylor  <iant@google.com>
11265
11266         * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
11267
11268 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
11269             Ian Lance Taylor  <iant@google.com>
11270
11271         * configure.ac: Check for readv function also.
11272         * fileread.cc (readv): Define if not HAVE_READV.
11273         * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
11274         does not exist.
11275         * config.in: Regenerate.
11276         * configure: Regenerate.
11277
11278 2009-10-09  Doug Kwan  <dougkwan@google.com>
11279
11280         * layout.cc (Layout::make_output_section): Call target hook to make
11281         ordinary output section.
11282         (Layout::finalize): Adjust parameter list of call the
11283         Target::may_relax().
11284         * layout.h (class Layout::section_list): New method.
11285         * merge.h (Output_merge_base::entsize): Change visibility to public.
11286         (Output_merge_base::is_string, Output_merge_base::do_is_string):
11287         New methods.
11288         (Output_merge_string::do_is_string): New method.
11289         * object.cc (Sized_relobj::do_setup): renamed from
11290         Sized_relobj::set_up.
11291         * object.h (Sized_relobj::adjust_shndx,
11292         Sized_relobj::initializ_input_to_output_maps,
11293         Sized_relobj::free_input_to_output_maps): Change visibilities to
11294         protected.
11295         (Sized_relobj::setup): Virtualize.
11296         (Sized_relobj::do_setup): New method declaration.
11297         (Sized_relobj::invalidate_section_offset,
11298         Sized_relobj::do_invalidate_section_offset): New method decfinitions.
11299         (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
11300         * options.cc (parse_int): New function.
11301         * options.h (parse_int): New declaration.
11302         (DEFINE_int): New macro.
11303         (stub_group_size): New option.
11304         * output.cc (Output_section::Output_section): Initialize memebers
11305         merge_section_map_, merge_section_by_properties_map_,
11306         relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
11307         (Output_section::add_input_section): Handled deferred code-fill
11308         generation and remove an old comment.
11309         (Output_section::add_relaxed_input_section): New method definition.
11310         (Output_section::add_merge_input_section): Use merge section by
11311         properties map to speed to search.  Update merge section maps
11312         as appropriate.
11313         (Output_section::build_relaxation_map): New method definition.
11314         (Output_section::convert_input_sections_in_list_to_relaxed_sections):
11315         Same.
11316         (Output_section::relax_input_section): Renamed to
11317         Output_section::convert_input_sections_to_relaxed_sections and change
11318         interface to take a vector of pointers to relaxed sections.
11319         (Output_section::find_merge_section,
11320         Output_section::find_relaxed_input_section): New method definitions.
11321         (Output_section::is_input_address_mapped,
11322         Output_section::output_offset, Output_section::output_address):
11323         Use output section data maps to speed up searching.
11324         (Output_section::find_starting_output_address): Add comments.
11325         (Output_section::do_write,
11326         Output_section::write_to_postprocessing_buffer): Do code-fill
11327         generation as appropriate.
11328         (Output_section::get_input_sections): Invalidate relaxed input section
11329         map.
11330         (Output_section::restore_states): Adjust type of checkpoint .
11331         Invalidate relaxed input section map.
11332         * output.h (Output_merge_base): New class declaration.
11333         (Input_section_specifier): New class defintion.
11334         (class Output_relaxed_input_section) Change base class to
11335         Output_section_data_build.
11336         (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
11337         base class initializer.
11338         (Output_section::add_relaxed_input_section): New method declaration.
11339         (Output_section::Input_section): Change visibility to protected.
11340         (Output_section::Input_section::relobj,
11341         Output_section::Input_section::shndx): Handle relaxed input sections.
11342         Output_section::input_sections) Change visibility to protected.  Also
11343         define overload to return a non-const pointer.
11344         (Output_section::Merge_section_properties): New class defintion.
11345         (Output_section::Merge_section_by_properties_map,
11346         Output_section::Output_section_data_by_input_section_map,
11347         Output_section::Relaxation_map): New types.
11348         (Output_section::relax_input_section): Rename method to
11349         Output_section::convert_input_sections_to_relaxed_sections and change
11350         interface to take a vector of relaxed section pointers.
11351         (Output_section::find_merge_section,
11352         Output_section::find_relaxed_input_section,
11353         Output_section::build_relaxation_map,
11354         Output_section::convert_input_sections_in_list_to_relaxed_sections):
11355         New method declarations.
11356         (Output_section::merge_section_map_
11357         Output_section::merge_section_by_properties_map_,
11358         Output_section::relaxed_input_section_map_,
11359         Output_section::is_relaxed_input_section_map_valid_,
11360         Output_section::generate_code_fills_at_write_): New data members.
11361         * script-sections.cc
11362         (Output_section_element_input::set_section_addresses): Call
11363         current_data_size and addralign methods of relaxed input sections.
11364         (Orphan_output_section::set_section_addresses): Call current_data_size
11365         and addralign methods of relaxed input sections.
11366         * symtab.cc (Symbol_table::compute_final_value): Extract template
11367         from the body of Symbol_table::sized_finalize_symbol.
11368         (Symbol_table::sized_finalized_symbol): Call
11369         Symbol_table::compute_final_value.
11370         * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
11371         (Symbol_table::compute_final_value): New templated method declaration.
11372         * target.cc (Target::do_make_output_section): New method defintion.
11373         * target.h (Target::make_output_section): New method declaration.
11374         (Target::relax): Add more parameters for input objects, symbol table
11375         and layout.  Adjust call to do_relax.
11376         (Target::do_make_output_section): New method declaration.
11377         (Target::do_relax): Add parameters for input objects, symbol table
11378         and layout.
11379
11380 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
11381
11382         * pread.c: Include stdio.h.
11383
11384 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
11385
11386         * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
11387         defined.
11388
11389 2009-10-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
11390
11391         * dwarf_reader.cc (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         * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
11397         Change read_shndx type to unsigned int.
11398         (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11399         int.
11400         (Sized_dwarf_line_info::read_line_mappings): Likewise.
11401         * layout.cc (Layout::create_symtab_sections): Cast the result of
11402         local_symcount * symsize to off_t in the gold_assert.
11403
11404 2009-10-09  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
11405
11406         * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
11407         R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
11408         R_ARM_BASE_ABS.
11409         (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
11410         (Arm_relocate_functions::thm_abs5): New function.
11411         (Arm_relocate_functions::abs12): New function.
11412         (Arm_relocate_functions::abs16): New function.
11413         (Arm_relocate_functions::base_abs): New function.
11414         (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
11415         (Scan::local): Remove special handling of R_ARM_ABS8.  Handle
11416         R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
11417         R_ARM_BASE_ABS.
11418         (Scan::global): Likewise.
11419         (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
11420         R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
11421         (Relocatable_size_for_reloc::get_size_for_reloc): Handle
11422         R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
11423         R_ARM_BASE_ABS.
11424
11425 2009-10-09  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
11426
11427         * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
11428         (Arm_relocate_functions::movt_prel): New function.
11429         (Arm_relocate_functions::thm_movw_prel_nc): New function.
11430         (Arm_relocate_functions::thm_movt_prel): New function.
11431         (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
11432         R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
11433         (Scan::global, Relocate::relocate): Likewise.
11434         (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11435
11436 2009-10-09  Mikolaj Zalewski  <mikolajz@google.com>
11437
11438         * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
11439         Incremental_checker.
11440         * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
11441         unsigned int.
11442         (class Incremental_inputs_header): New class.
11443         (Incremental_inputs_header_writer): Edit comment.
11444         (Incremental_inputs_entry): New class.
11445         (Incremental_inputs_entry_writer): Edit comment.
11446         (Sized_incremental_binary::do_find_incremental_inputs_section):
11447         Add *strtab_shndx parameter, fill it.
11448         (Sized_incremental_binary::do_check_inputs): New method.
11449         (Incremental_checker::can_incrementally_link_output_file): Use
11450         Sized_incremental_binary::check_inputs.
11451         (Incremental_inputs::report_command_line): Save command line in
11452         command_line_.
11453         * incremental.h:
11454         (Incremental_binary::find_incremental_inputs_section): New
11455         method.
11456         (Incremental_binary::do_find_incremental_inputs_section): Add
11457         strtab_shndx parameter.
11458         (Incremental_binary::do_check_inputs): New pure virtual method.
11459         (Sized_incremental_binary::do_check_inputs): Declare.
11460         (Incremental_checker::Incremental_checker): Add incremental_inputs
11461         parameter, use it to initialize incremental_inputs_.
11462         (Incremental_checker::incremental_inputs_): New field.
11463         (Incremental_checker::command_line): New method.
11464         (Incremental_checker::inputs): New method.
11465         (Incremental_checker::command_line_): New field.
11466
11467 2009-10-09  Mikolaj Zalewski  <mikolajz@google.com>
11468
11469         * incremental.cc: Include <cstdarg> and "target-select.h".
11470         (vexplain_no_incremental): New function.
11471         (explain_no_incremental): New function.
11472         (Incremental_binary::error): New method.
11473         (Sized_incremental_binary::do_find_incremental_inputs_section): New
11474         method.
11475         (make_sized_incremental_binary): New function.
11476         (open_incremental_binary): New function.
11477         (can_incrementally_link_file): Add checks if output is ELF and has
11478         inputs section.
11479         * incremental.h: Include "elfcpp_file.h" and "output.h".
11480         (Incremental_binary): New class.
11481         (Sized_incremental_binary): New class.
11482         (open_incremental_binary): Declare.
11483         * object.cc (is_elf_object): Use
11484         elfcpp::Elf_recognizer::is_elf_file.
11485         (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
11486         * output.h (Output_file::filesize): New method.
11487
11488 2009-10-07  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
11489
11490         * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
11491         New function.
11492         (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
11493         (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
11494         function.
11495         (Arm_relocate_functions::insert_val_thumb_movw_movt): New
11496         function.
11497         (Arm_relocate_functions::movw_abs_nc): New function.
11498         (Arm_relocate_functions::movt_abs): New function.
11499         (Arm_relocate_functions::thm_movw_abs_nc): New function.
11500         (Arm_relocate_functions::thm_movt_abs): New function.
11501         (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
11502         R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
11503         (Scan::global): Likewise.
11504         (Relocate::relocate): Likewise.
11505         (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11506
11507 2009-10-07  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
11508
11509         * arm.cc (Arm_relocate_functions::got_prel) New function.
11510         (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
11511         (Relocate::relocate): Likewise.
11512         (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11513
11514 2009-10-06  Ian Lance Taylor  <iant@google.com>
11515
11516         * options.h (class General_options): Define
11517         split_stack_adjust_size parameter.
11518         * object.h (class Object): Add uses_split_stack_ and
11519         has_no_split_stack_ fields.  Add uses_split_stack and
11520         has_no_split_stack accessor functions.  Declare
11521         handle_split_stack_section.
11522         (class Reloc_symbol_changes): Define.
11523         (class Sized_relobj): Define Function_offsets.  Declare
11524         split_stack_adjust, split_stack_adjust_reltype, and
11525         find_functions.
11526         * object.cc (Object::handle_split_stack_section): New function.
11527         (Sized_relobj::do_layout): Call handle_split_stack_section.
11528         * dynobj.cc (Sized_dynobj::do_layout): Call
11529         handle_split_stack_section.
11530         * reloc.cc (Sized_relobj::relocate_sections): Call
11531         split_stack_adjust for executable sections in split_stack
11532         objects.  Pass reloc_map to relocate_section.
11533         (Sized_relobj::split_stack_adjust): New function.
11534         (Sized_relobj::split_stack_adjust_reltype): New function.
11535         (Sized_relobj::find_functions): New function.
11536         * target-reloc.h: Include "object.h".
11537         (relocate_section): Add reloc_symbol_changes parameter.  Change
11538         all callers.
11539         * target.h (class Target): Add calls_non_split method.  Declare
11540         do_calls_non_split virtual method.  Declare match_view and
11541         set_view_to_nop.
11542         * target.cc: Include "elfcpp.h".
11543         (Target::do_calls_non_split): New function.
11544         (Target::match_view): New function.
11545         (Target::set_view_to_nop): New function.
11546         * gold.cc (queue_middle_tasks): Give an error if mixing
11547         split-stack and non-split-stack objects with -r.
11548         * i386.cc (Target_i386::relocate_section): Add
11549         reloc_symbol_changes parameter.
11550         (Target_i386::do_calls_non_split): New function.
11551         * x86_64.cc (Target_x86_64::relocate_section): Add
11552         reloc_symbol_changes parameter.
11553         (Target_x86_64::do_calls_non_split): New function.
11554         * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
11555         parameter.
11556         * powerpc.cc (Target_powerpc::relocate_section): Add
11557         reloc_symbol_changes parameter.
11558         * sparc.cc (Target_sparc::relocate_section): Add
11559         reloc_symbol_changes parameter.
11560         * configure.ac: Call AM_CONDITIONAL for the default target.
11561         * configure: Rebuild.
11562         * testsuite/Makefile.am (TEST_AS): New variable.
11563         (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
11564         (check_DATA): Add split_i386 and split_x86_64 files.
11565         (SPLIT_DEFSYMS): Define.
11566         (split_i386_[1234n].o): New targets.
11567         (split_i386_[124]): New targets.
11568         (split_i386_[1234r].stdout): New targets.
11569         (split_x86_64_[1234n].o): New targets.
11570         (split_x86_64_[124]): New targets.
11571         (split_x86_64_[1234r].stdout): New targets.
11572         (MOSTLYCLEANFILES): Add new executables.
11573         * testsuite/split_i386.sh: New file.
11574         * testsuite/split_x86_64.sh: New file.
11575         * testsuite/split_i386_1.s: New file.
11576         * testsuite/split_i386_2.s: New file.
11577         * testsuite/split_i386_3.s: New file.
11578         * testsuite/split_i386_4.s: New file.
11579         * testsuite/split_i386_n.s: New file.
11580         * testsuite/split_x86_64_1.s: New file.
11581         * testsuite/split_x86_64_2.s: New file.
11582         * testsuite/split_x86_64_3.s: New file.
11583         * testsuite/split_x86_64_4.s: New file.
11584         * testsuite/split_x86_64_n.s: New file.
11585         * testsuite/testfile.cc (Target_test): Update relocation_section
11586         function.
11587         * testsuite/Makefile.in: Rebuild.
11588
11589 2009-10-06  Ian Lance Taylor  <iant@google.com>
11590
11591         * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
11592         (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
11593         changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE.  When
11594         handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
11595         the address on ldo_addrs_.
11596         (Target_i386::Relocate::fix_up_ldo): New function.
11597
11598 2009-10-06   Rafael Espindola  <espindola@google.com>
11599
11600         * plugin.cc (add_input_library): New.
11601         (Plugin::load): Add add_input_library to tv.
11602         (Plugin_manager::add_input_file): Add the is_lib argument.
11603         (add_input_file): Update call to Plugin_manager::add_input_file.
11604         (add_input_library): New.
11605         * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
11606
11607 2009-09-30  Doug Kwan  <dougkwan@google.com>
11608
11609         * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
11610         symbol and call Symbol::may_need_copy_reloc to determine if
11611         a copy reloc is needed.
11612         * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
11613         nocopyreloc is given in command line.
11614         (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
11615         given in command line.
11616         * i386.cc (Target_i386::may_need_copy_reloc): Remove.
11617         (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
11618         of the removed Target_i386::may_need_copy_reloc.
11619         * options.h (copyreloc): New option with default value false.
11620         * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11621         (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
11622         instead of the removed Target_powerpc::may_need_copy_reloc.
11623         * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11624         (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
11625         instead of the removed Target_sparc::may_need_copy_reloc.
11626         * symtab.h (Symbol::may_need_copy_reloc): New method definition.
11627         * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
11628         (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
11629         instead of the removed Target_x86_64::may_need_copy_reloc.
11630
11631 2009-09-30  Ian Lance Taylor  <iant@google.com>
11632
11633         * object.h (class Object): Remove target_ field, and target,
11634         sized_target, and set_target methods.
11635         (Object::sized_target): Remove.
11636         (class Sized_relobj): Update declarations.  Remove sized_target.
11637         * object.cc (Sized_relobj::setup): Remove target parameter.
11638         Change all callers.
11639         (Input_objects::add_object): Don't do anything with the target.
11640         (make_elf_sized_object): Add punconfigured parameter.  Change all
11641         callers.  Set or test parameter target.
11642         * dynobj.cc (Sized_dynobj::target): Remove target parameter.
11643         Change all callers.
11644         * parameters.cc (Parameters::set_target): Change parameter type to
11645         be non-const.
11646         (Parameters::default_target): Remove.
11647         (set_parameters_target): Change parameter type to be non-const.
11648         (parameters_force_valid_target): New function.
11649         (parameters_clear_target): New function.
11650         * parameters.h (class Parameters): Update declarations.  Remove
11651         default_target method.  Add sized_target and clear_target
11652         methods.  Change target_ to be non-const.
11653         (set_parameters_target): Update declaration.
11654         (parameters_force_valid_target): Declare.
11655         (parameters_clear_target): Declare.
11656         * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
11657         as NULL if we aren't searching.
11658         (Add_symbols::run): Don't check for compatible target.
11659         * fileread.cc (Input_file::open_binary): Call
11660         parameters_force_valid_target.
11661         * gold.cc (queue_middle_tasks): Likewise.
11662         * plugin.cc (make_sized_plugin_object): Likewise.  Don't call
11663         set_target on object.
11664         * dynobj.h (class Sized_dynobj): Update declarations.
11665         * archive.cc (Archive::get_elf_object_for_member): Return NULL if
11666         make_elf_object returns NULL.
11667         (Archive::include_member): Don't check whether object target is
11668         compatible.
11669         * output.cc (Output_section::add_input_section): Get target from
11670         parameters.
11671         (Output_section::relax_input_section): Likewise.
11672         * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
11673         parameters.
11674         (Sized_relobj::do_scan_relocs): Likewise.
11675         (Sized_relobj::relocate_sections): Likewise.
11676         * resolve.cc (Symbol_table::resolve): Likewise.
11677         * symtab.cc (Symbol_table::wrap_symbol): Likewise.  Remove object
11678         parameter.  Change all callers.
11679         (Symbol_table::add_from_object): Get target from parameters.
11680         (Symbol_table::add_from_relobj): Don't check object target.
11681         (Symbol_table::add_from_dynobj): Likewise.
11682         (Symbol_table::define_special_symbol): Get target from
11683         parameters.
11684         * symtab.h (class Symbol_table): Update declaration.
11685         * testsuite/binary_unittest.cc (gold_testsuite): Remove target
11686         parameter.  Change all callers.  Clear parameter target.
11687         (Binary_test): Test target here.
11688         * testsuite/object_unittest.cc (gold_testsuite): Remove
11689         target_test_pointer parameter.  Change all callers.
11690         (Object_test): Test target here.
11691
11692 2009-09-26  Ian Lance Taylor  <iant@google.com>
11693
11694         * testsuite/initpri1.c: Don't try to use constructor priorities if
11695         compiling with gcc before 4.3.
11696
11697 2009-09-22  Mikolaj Zalewski  <mikolajz@google.com>
11698
11699         * testsuite/retain_symbols_file_test.sh (check_present): Change
11700         output file name to retain_symbols_file_test.stdout.
11701         (check_absent): Likewise.
11702
11703 2009-09-18  Craig Silverstein  <csilvers@google.com>
11704
11705         * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
11706         * options.cc: Include <cerrno> and <fstream>.
11707         (General_options::finalize): Parse -retain-symbols-file tag.
11708         * options.h: New flag.
11709         (General_options): New method should_retain_symbol, new
11710         variable symbols_to_retain.
11711         * symtab.cc (Symbol_table::sized_finalize_symbol): Test
11712         should_retain_symbol map.
11713         * testsuite/Makefile.am (retain_symbols_file_test): New test.
11714         * testsuite/Makefile.in: Regenerate.
11715         * testsuite/retain_symbols_file_test.sh: New file.
11716
11717 2009-09-18  Nick Clifton  <nickc@redhat.com>
11718
11719         * po/es.po: Updated Spanish translation.
11720
11721 2009-09-17  Doug Kwan  <dougkwan@google.com>
11722
11723         * debug.h (DEBUG_RELAXATION): New constant.
11724         (DEBUG_ALL): Add DEBUG_RELAXATION.
11725         (debug_string_to_enum): Add relaxation debug option.
11726         * layout.cc
11727         (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
11728         Layout::Relaxation_debug_check::read_sections,
11729         Layout::Relaxation_debug_check::read_sections): New method definitions.
11730         (Layout::Layout): Initialize data members
11731         record_output_section_data_from_scrips_,
11732         script_output_section_data_list_ and relaxation_debug_check_.
11733         (Layout::save_segments, Layout::restore_segments,
11734         Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11735         Layout::relaxation_loop_body): New method definitions.
11736         (Layout::finalize): Support relaxation.  Move section layout code to
11737         Layout::relaxation_loop_body.
11738         (Layout::set_asection_address_from_script): Move code for orphan
11739         section placement out.
11740         (Layout::place_orphan_sections_in_script): New method definition.
11741         * layout.h (Output_segment_headers, Output_file_header):
11742         New forward class declarations.
11743         (Layout::~Layout): Define.
11744         (Layout::new_output_section_data_from_script): New method definition.
11745         (Layout::place_orphan_sections_in_script): New method declaration.
11746         (Layout::Segment_states): New type declaration.
11747         (Layout::save_segments, Layout::restore_segments,
11748         Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11749         Layout::relaxation_loop_body): New method declarations.
11750         (Layout::Output_section_data_list): New type declaration.
11751         (Layout::Relaxation_debug_check): New class definition.
11752         (Layout::record_output_section_data_from_script_,
11753         Layout::script_output_section_data_list_, Layout::segment_states_,
11754         Layout::relaxation_debug_check_): New data members.
11755         * output.cc: (Output_section_headers::do_size): New method definition.
11756         (Output_section_headers::Output_section_headers): Move size
11757         computation to Output_section_headers::do_size.
11758         (Output_segment_headers::do_size): New method definition.
11759         (Output_file_header::Output_file_header): Move size computation to
11760         Output_file_header::do_size and call it.
11761         (Output_file_header::do_size): New method definition.
11762         (Output_data_group::Output_data_group): Adjust call to
11763         Output_section_data.
11764         (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
11765         (Output_symtab_xindex::do_write): Add array bound check.
11766         (Output_section::Input_section::print_to_mapfile): Handle
11767         RELAXED_INPUT_SECTION_CODE.
11768         (Output_section::Output_section): Initialize data member checkpoint_.
11769         (Output_section::~Output_section): Delete checkpoint object pointed
11770         by checkpoint_.
11771         (Output_section::add_input_section): Always add an Input_section if
11772         relaxing.
11773         (Output_section::add_merge_input_section): Add assert.
11774         (Output_section::relax_input_section): New method definition.
11775         (Output_section::set_final_data_size): Set load address to zero for
11776         an unallocated section.
11777         (Output_section::do_address_and_file_offset_have_reset_values):
11778         New method definition.
11779         (Output_section::Input_section_sort_enty::Input_section_sort_enty):
11780         Handle relaxed input section.
11781         (Output_section::sort_attached_input_sections): Checkpoint input
11782         section list lazily.
11783         (Output_section::get_input_sections): Change type of input_sections to
11784         list of Simple_input_section pointers.  Checkpoint input section list
11785         lazily.  Also handle relaxed input sections.
11786         (Output_section::add_input_section_for_script): Take a reference to
11787         a Simple_input_section object instead of Relobj pointer and section
11788         index as parameter.  Handle relaxed input sections.
11789         (Output_section::save_states, Output_section::restore_states): New
11790         method definitions.
11791         * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
11792         (Output_data::is_data_size_fixed): New method definition.
11793         (Output_data::reset_addresss_and_file_offset): Do not reset data size
11794         if it is fixed.
11795         (Output_data::address_and_file_offset_have_reset_values): New method
11796         definition.
11797         (Output_data::do_address_and_file_offset_have_reset_values): New method
11798         definition.
11799         (Output_data::set_data_size): Check that data size is not fixed.
11800         (Output_data::fix_data_size): New method definition.
11801         (Output_data::is_data_size_fixed_): New data member.
11802         (Output_section_headers::set_final_data_size): New method definition.
11803         (Output_section_headers::do_size): New method declaration.
11804         (Output_segment_headers::set_final_data_size): New method definition.
11805         (Output_segment_headers::do_size): New method declaration.
11806         (Output_file_header::set_final_data_size)::New method definition.
11807         (Output_file_header::do_size)::New method declaration.
11808         (Output_section_data::Output_section_data): Add new parameter
11809         is_data_size_fixed and use it to fix data size.
11810         (Output_data_const::Output_data_const): Adjust call to base class
11811         constructor and fix data size.
11812         (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
11813         base class constructor and fix data size.
11814         (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
11815         base class constructor and fix data size.
11816         (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
11817         class constructor and fix data size.
11818         (Output_data_group::set_final_data_size): New method definition.
11819         (Output_data_dynamic::Dynamic_entry::tag): New method definition.
11820         (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
11821         class constructor and fix data size.
11822         (Output_relaxed_input_section): New class definition.
11823         (Output_section::Simple_input_section): New class definition.
11824         (Output_section::get_input_sections): Adjust parameter list.
11825         (Output_section::add_input_section_for_script): Same.
11826         (Output_section::save_states, Output_section::restore_states,
11827         Output_section::do_address_and_file_offset_have_reset_values,
11828         (Output_section::Input_section::Input_section): Handle
11829         RELAXED_INPUT_SECTION_CODE.  Add new overload for
11830         Output_relaxed_input_section.
11831         (Output_section::Input_section::is_input_section,
11832         Output_section::Input_section::set_output_section): Handle relaxed
11833         input section.
11834         (Output_section::Input_section::is_relaxed_input_section,
11835         Output_section::Input_section::output_section_data,
11836         Output_section::Input_section::relaxed_input_section): New method
11837         definitions.
11838         (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
11839         value.
11840         (Output_section::Input_section::u1_): Update comments.
11841         (Output_section::Input_section::u2_): Add new union member poris.
11842         (Output_section::Checkpoint_output_section): New classs definition.
11843         (Output_section::relax_input_section): New method declaration.
11844         (Output_section::checkpoint_): New data member.
11845         (Output_segment): Update comments.
11846         (Output_segment::Output_segment): Un-privatize copy constructor.
11847         (Output_segment::operator=): Un-privatize.
11848         * script-sections.cc (Output_section_element::Input_section_list):
11849         Change element type to Output_section::Simple_input_section.
11850         (Output_section_element_dot_assignment::set_section_addresses):
11851         Register output section data for relaxation clean up.
11852         (Output_data_exression::Output_data_expression): Adjust call to base
11853         constructor to fix data size.
11854         (Output_section_element_data::set_section_addresses): Register
11855         Output_data_expression object for relaxation clean up.
11856         (struct Input_section_info): Replace Relobj pointer and section index
11857         pair with Output_section::Simple_input_section and Convert struct to a
11858         class.
11859         (Input_section_sorter::operator()): Adjust access to
11860         Input_section_info data member to use accessors.
11861         (Output_section_element_input::set_section_addresses): Use layout
11862         parameter.  Adjust code to use Output_section::Simple_input_section
11863         and Input_secction_info classes.  Register filler for relaxation
11864         clean up.
11865         (Orphan_output_section::set_section_addresses): Replace Relobj pointer
11866         and section index pair with Output_section::Simple_input_section
11867         class.  Adjust code accordingly.
11868         (Phdrs_element::release_segment): New method definition.
11869         (Script_sections::attach_sections_using_phdrs_clause): Do not modify
11870         segment list.
11871         (Script_sections::release_segments): New method definition.
11872         * gold/script-sections.h (Script_sections::release_segments): New
11873         method declaration.
11874         * gold/target.h (Target::may_relax, Target::relax,
11875         Target::do_may_relax, Target::do_relax): New method definitions.
11876
11877 2009-09-17  Viktor Kutuzov  <vkutuzov@accesssoftek.com>
11878
11879         * arm.cc (has_signed_unsigned_overflow): New function.
11880         (Arm_relocate_functions::abs8): New function.
11881         (Target_arm::Scan::local): Handle R_ARM_ABS8.
11882         (Target_arm::Scan::global): Likewise.
11883         (Target_arm::relocate::relocate): Likewise.
11884         (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11885         Likewise.
11886
11887 2009-09-16  Cary Coutant  <ccoutant@google.com>
11888
11889         * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
11890         * testsuite/Makefile.in: Regenerate.
11891
11892 2009-09-11  Nick Clifton  <nickc@redhat.com>
11893
11894         * po/gold.pot: Updated by the Translation project.
11895
11896 2009-09-08  Cary Coutant  <ccoutant@google.com>
11897
11898         * output.cc (Output_file::open): Add execute permission to empty file.
11899         * testsuite/Makefile.am (permission_test): New test.
11900         * testsuite/Makefile.in: Regenerate.
11901
11902 2009-09-02  Ian Lance Taylor  <iant@google.com>
11903
11904         * output.cc (Output_file::resize): Call map_no_anonymous rather
11905         than map.
11906
11907 2009-09-01  Mikolaj Zalewski  <mikolajz@google.com>
11908
11909         * gold.cc: Include "incremental.h".
11910         (queue_initial_tasks): Call Incremental_checker methods.
11911         * incremental.cc: Include "output.h".
11912         (Incremental_checker::can_incrementally_link_output_file): New
11913         method.
11914         * incremental.h (Incremental_checker): New class.
11915
11916         * output.cc (Output_file::open_for_modification): New method.
11917         (Output_file::map_anonymous): Changed return type to bool.  Record
11918         map in base_ field.
11919         (Output_file::map_no_anonymous): New method, broken out of map.
11920         (Output_file::map): Use map_no_anonymous and map_anonymous.
11921         * output.h (class Output_file): Update declarations.
11922
11923 2009-08-24  Cary Coutant  <ccoutant@google.com>
11924
11925         * options.h (Command_line::Pre_options): New class.
11926         (Command_line::pre_options): New member.
11927         * options.cc (gold::options::ready_to_register): New variable.
11928         (One_option::register_option): Do nothing if not registering options.
11929         Assert if same short option registered twice.
11930         (General_options::General_options): Turn off option registration when
11931         done constructing.
11932         (Command_line::Pre_options::Pre_options): New constructor.
11933
11934 2009-08-24  Cary Coutant  <ccoutant@google.com>
11935
11936         * options.h (General_options::no_keep_memory): Remove incorrect
11937         short option.
11938
11939 2009-08-24  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
11940
11941         * Makefile.am (am__skiplex, am__skipyacc): New.
11942         * Makefile.in: Regenerate.
11943
11944 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
11945
11946         * Makefile.am (AM_CPPFLAGS): Renamed from ...
11947         (INCLUDES): ... this.
11948         * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
11949         (AM_CPPFLAGS): Renamed from ...
11950         (INCLUDE): ... this.
11951         * Makefile.in, testsuite/Makefile.in: Regenerate.
11952
11953         * Makefile.in: Regenerate.
11954         * aclocal.m4: Likewise.
11955         * config.in: Likewise.
11956         * configure: Likewise.
11957         * testsuite/Makefile.in: Likewise.
11958
11959         * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11960         * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11961         * Makefile.in: Regenerate.
11962         * testsuite/Makefile.in: Regenerate.
11963
11964 2009-08-19  Cary Coutant  <ccoutant@google.com>
11965
11966         * resolve.cc (Symbol_table::resolve): Don't complain about defined
11967         symbols in shared libraries overridden by hidden or internal symbols
11968         in the main program.
11969
11970 2009-08-19  Chris Demetriou  <cgd@google.com>
11971
11972         * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
11973         checking source file names in error messages.
11974
11975 2009-08-18  Doug Kwan  <dougkwan@google.com>
11976
11977         * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
11978         an elcpp::Ehdr as parameter.  Adjust call to set_target.
11979         * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
11980         an elfcpp::Ehdr as parameter.
11981         * object.cc (Object::set_target): Remove the version that looks up
11982         a target and sets it.
11983         (Sized_relobj::setup): Take a Target object instead of
11984         an elfcpp::Ehdr as parameter.  Adjust call to set_target.
11985         (make_elf_sized_object): Find target and ask target to
11986         make an ELF object.
11987         * object.h: (Object::set_target): Remove the version that looks up
11988         a target and sets it.
11989         (Sized_relobj::setup): Take a Target object instead of
11990         an elfcpp:Ehdr as parameter.
11991         * target.cc: Include dynobj.h.
11992         (Target::do_make_elf_object_implementation): New.
11993         (Target::do_make_elf_object): New.
11994         * target.h (Target::make_elf_object): New template declaration.
11995         (Target::do_make_elf_object): New method declarations.
11996         (Target::do_make_elf_object_implementation): New template declaration.
11997
11998 2009-08-14  Ian Lance Taylor  <iant@google.com>
11999
12000         * gold.h (FUNCTION_NAME): Define.
12001         (gold_unreachable): Use FUNCTION_NAME.
12002
12003 2009-08-12  Sriraman Tallam  <tmsriram@google.com>
12004
12005         * icf.cc (Icf::find_identical_sections): Issue a warning when a
12006         symbol in the --keep-unique list is not found.
12007
12008 2009-08-12  Sriraman Tallam  <tmsriram@google.com>
12009
12010         * icf.cc (Icf::find_identical_sections): Unfold symbols that have
12011         been maked as --keep-unique.
12012         (Icf::unfold_section): New function.
12013         * icf.h (Icf::unfold_section): New function.
12014         * options.h (General_options::keep_unique): New option.
12015         * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
12016         * testsuite/Makefile.in: Regenerate.
12017         * testsuite/icf_keep_unique_test.sh: New file.
12018         * testsuite/icf_keep_unique_test.cc: New file.
12019
12020 2009-08-12  Cary Coutant  <ccoutant@google.com>
12021
12022         PR 10471
12023         * resolve.cc (Symbol_table::resolve): Check for references from
12024         dynamic objects to hidden and internal symbols.
12025         * testsuite/Makefile.am (hidden_test.sh): New test.
12026         * testsuite/Makefile.in: Regenerate.
12027         * testsuite/hidden_test.sh: New script.
12028         * testsuite/hidden_test_1.c: New test source.
12029         * testsuite/hidden_test_main.c: New test source.
12030
12031 2009-08-11  Doug Kwan  <dougkwan@google.com>
12032
12033         * arm.cc: Update comments.
12034         (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
12035         segment to locate the .ARM.exidx section if present.
12036
12037 2009-08-09  Doug Kwan  <dougkwan@google.com>
12038
12039         * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
12040         patch.
12041
12042 2009-08-07  Sriraman Tallam  <tmsriram@google.com>
12043         * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
12044         compiler warnings.
12045
12046 2009-08-06  Sriraman Tallam  <tmsriram@google.com>
12047
12048         * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
12049         valid tls_segment only for non-debug-section relocations.
12050         * testsuite/Makefile.am: Add gc_tls_test.
12051         * testsuite/Makefile.in: Regenerate.
12052         * testsuite/gc_tls_test.cc: New file.
12053         * testsuite/gc_tls_test.sh: New file.
12054
12055 2009-08-05  Sriraman Tallam  <tmsriram@google.com>
12056
12057         * icf.cc: New file.
12058         * icf.h: New file.
12059         * Makefile.am (CCFILES): Add icf.cc.
12060         (HFILES): Add icf.h
12061         * Makefile.in: Regenerate.
12062         * dynobj.h (Sized_dynobj::do_section_entsize): New function.
12063         * gc.h (gc_process_relocs): Populate lists used by icf to contain
12064         section, symbol and addend information for the relocs.
12065         * gold.cc (queue_middle_tasks): Call identical code folding.
12066         * gold.h: Add defines for multimap.
12067         * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
12068         to the call of finalize_local_symbols.
12069         * main.cc (main): Create object of class Icf.
12070         * object.cc (Sized_relobj::do_layout): Allow this function to be
12071         called twice during icf.
12072         (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
12073         to sections marked as identical by icf.
12074         (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
12075         when available.
12076         (Sized_relobj::do_section_entsize): New function.
12077         * object.h (Object::section_entsize): New function.
12078         (Object::do_section_entsize): New pure virtual function.
12079         (Relobj::finalize_local_symbols): Add new parameter.
12080         (Relobj::do_section_entsize): New function.
12081         * options.h (General_options::icf): New option.
12082         (General_options::icf_iterations): New option.
12083         (General_options::print_icf_sections): New option.
12084         * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
12085         * plugin.h (Sized_pluginobj::do_section_entsize): New function.
12086         * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
12087         icf.
12088         * symtab.cc (Symbol_table::is_section_folded): New function.
12089         (Symbol_table::sized_finalize_symbol):  Fold symbols corresponding
12090         to sections marked as identical by icf.
12091         * symtab.h (Symbol_table::set_icf): New function.
12092         (Symbol_table::icf): New function.
12093         (Symbol_table::is_section_folded): New function.
12094         (Symbol_table::icf_): New data member.
12095         * target-reloc.h (relocate_section): Ignore sections folded by icf.
12096         * testsuite/Makefile.am: Add commands to build icf_test.
12097         * testsuite/Makefile.in: Regenerate.
12098         * testsuite/icf_test.sh: New file.
12099         * testsuite/icf_test.cc: New file.
12100
12101 2009-07-24  Chris Demetriou  <cgd@google.com>
12102
12103         * layout.cc (is_compressible_debug_section): Fix incorrect
12104         comment about compressed section names.
12105
12106 2009-07-20  Ian Lance Taylor  <ian@airs.com>
12107
12108         PR 10419
12109         * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
12110
12111 2009-07-16  Ian Lance Taylor  <iant@google.com>
12112
12113         PR 10400
12114         * layout.h: #include <map>.
12115         (class Kept_section): Change from struct to class.  Add accessors
12116         and setters.  Add section size to Comdat_group mapping.  Change
12117         Comdat_group to std::map.  Add is_comdat_ field.  Add
12118         linkonce_size field in union.
12119         (class Layout): Update declaration of find_or_add_kept_section.
12120         Don't declare find_kept_object.
12121         * layout.cc (Layout::find_or_add_kept_section): Remove candidate
12122         parameter.  Add object, shndx, is_comdat, and is_group_name
12123         parameters.  Change all callers.  Adjust for new Kept_section.
12124         (Layout::find_kept_object): Remove.
12125         * object.cc (Sized_relobj::include_section_group): Update use of
12126         Kept_section.  Rename secnum to shndx.  Only record
12127         Kept_comdat_section if sections are the same size.
12128         (Sized_relobj::include_linkonce_section): Update use of
12129         Kept_section.  Only record Kept_comdat_section if sections are the
12130         same size.  Set size of linkonce section.
12131         (Sized_relobj::map_to_kept_section): Update call to
12132         get_kept_comdat_section.
12133         * object.h (class Sized_relobj): Rename fields in
12134         Kept_comdat_section to drop trailing underscores; change object
12135         field to Relobj*.  Change Kept_comdat_section_table to store
12136         struct rather than pointer.
12137         (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
12138         Add kept_object and kept_shndx parameters.  Change all callers.
12139         (Sized_relobj::get_kept_comdat_section): Change return type to
12140         bool.  Add kept_object and kept_shndx parameters.  Change all
12141         callers.
12142         * plugin.cc (Pluginobj::include_comdat_group): Update call to
12143         Layout::find_or_add_kept_section.
12144
12145 2009-07-09  Ian Lance Taylor  <iant@google.com>
12146
12147         * merge.cc (Object_merge_map::initialize_input_to_output_map):
12148         Reserve space in the hash table.
12149
12150 2009-07-06  Mikolaj Zalewski  <mikolajz@google.com>
12151
12152         * fileread.cc (File_read::get_mtime): New method.
12153         * fileread.h (Timespec): New structure.
12154         (File_read::get_mtime): New method.
12155         * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
12156         Renamed from timestamp_nsec.
12157         (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
12158         Elf_Xword.
12159         (Incremental_inputs_entry_write::timestamp_usec): Renamed from
12160         timestamp_nsec.
12161         (Incremental_inputs::report_archive): Save mtime; style fix.
12162         (Incremental_inputs::report_obejct): Save mtime; style fix.
12163         (Incremental_inputs::report_script): Save mtime; style fix.
12164         (Incremental_inputs::finalize_inputs): Style fix.
12165         (Incremental_inputs::finalize): Style fix.
12166         (Incremental_inputs::create_input_section_data): Store inputs
12167         mtime.
12168         * incremental.h (Incremental_inputs::report_script): Add mtime
12169         argument.
12170         (Incremental_inputs::Input_info::Input_info): Intialize only one
12171         union member.
12172         (Incremental_inputs::Input_info::archive): Move to nameless
12173         union.
12174         (Incremental_inputs::Input_info::obejct): Move to nameless union.
12175         (Incremental_inputs::Input_info::script): Move to nameless union.
12176         (Incremental_inputs::mtime): New field.
12177         * script.cc (read_input_script): Pass file mtime to
12178         Incremental_input.
12179         * script.h (Script_info::inputs): Style fix.
12180
12181 2009-07-01  Ian Lance Taylor  <ian@airs.com>
12182
12183         * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
12184         instead of 32.
12185
12186 2009-06-24  Ian Lance Taylor  <iant@google.com>
12187
12188         PR 10156
12189         * layout.cc (Layout::choose_output_section): If we find an
12190         existing section, update the flags.
12191         (Layout::create_notes): New function, broken out of
12192         Layout::finalize.
12193         (Layout::finalize): Don't create note sections.
12194         (Layout::create_note): Don't crash if linker script discards
12195         section.
12196         (Layout::create_gold_note): Likewise.
12197         (Layout::create_build_id): Likewise.  Don't set
12198         after_input_sections on the section.
12199         (Layout::create_executable_stack_info): Remove target parameter.
12200         Change caller.
12201         * layout.h (class Layout): Declare create_notes.  Update
12202         declaration of create_executable_stack_info.
12203         * gold.cc (queue_middle_tasks): Call create_notes.
12204         * output.cc (Output_section::update_flags_for_input_section): Move
12205         here from output.h.  If SHF_ALLOC flag is newly set, mark address
12206         invalid.
12207         * output.h (Output_data::mark_address_invalid): New function.
12208         (class Output_section): Only declare, not define,
12209         update_flags_for_input_section.  Remove set_flags.
12210
12211 2009-06-24  Ian Lance Taylor  <iant@google.com>
12212
12213         * script-sections.cc (Output_section_definition::
12214         set_section_addresses): Rename shadowing local load_address to
12215         laddr.
12216
12217 2009-06-24  Ian Lance Taylor  <iant@google.com>
12218
12219         PR 10244
12220         * reloc.cc (relocate_sections): Skip empty relocation sections.
12221
12222 2009-06-23  Ian Lance Taylor  <iant@google.com>
12223
12224         PR 10156
12225         * layout.cc (Layout::create_note): Use choose_output_section
12226         rather than make_output_section.
12227
12228 2009-06-23  Ian Lance Taylor  <iant@google.com>
12229
12230         PR 10237
12231         * options.cc (General_options::parse_V): Set printed_version_.
12232         (General_options::General_options): Initialize printed_version_.
12233         * options.h (class General_options): Add printed_version_ field.
12234         * gold.cc (queue_initial_tasks): If there are no input files,
12235         don't give a fatal error if we printed the version information.
12236         (queue_middle_tasks): If using -r with a shared object, give a
12237         fatal error rather than an ordinary error.
12238
12239 2009-06-23  Ian Lance Taylor  <iant@google.com>
12240
12241         PR 10219
12242         * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
12243         (Layout::make_output_section): Set have_stabstr_section_ if we see
12244         a .stab*str section.
12245         (Layout::finalize): Call link_stabs_sections.
12246         (Layout::link_stabs_sections): New file.
12247         * layout.h (class Layout): Add have_stabstr_section_ field.
12248         Declare link_stabs_sections.
12249
12250 2009-06-23  Doug Kwan  <dougkwan@google.com>
12251
12252         * Makefile.am (libgold_a_LIBADD): New.
12253         (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
12254         * Makefile.in: Regenerate.
12255         * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
12256         * configure: Regenerate.
12257         * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
12258         * fileread.cc: Include sys/state.h
12259         * gold.h: Declare memmem and strndup if found missing.
12260         * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
12261
12262 2009-06-23  Ian Lance Taylor  <iant@google.com>
12263
12264         * configure.ac: Call AC_CHECK_DECLS using C, not C++.
12265         * configure: Rebuild.
12266
12267 2009-06-23  Ian Lance Taylor  <iant@google.com>
12268
12269         PR 10147
12270         * object.cc (Object::section_contents): Don't try to get a view if
12271         the section has length zero.
12272         (Object::handle_gnu_warning_section): If the section is empty, use
12273         the name of the section as the warning.
12274
12275 2009-06-23  Ian Lance Taylor  <iant@google.com>
12276
12277         PR 10133
12278         * stringpool.h (class Stringpool_template): Add optimize_ field.
12279         (Stringpool_template::set_optimize): New function.
12280         * stringpool.cc (Stringpool_template::Stringpool_template):
12281         Initialize optimize_ field.
12282         (Stringpool_template::set_string_offsets): Test local optimize
12283         fild rather than parameter.
12284         * layout.cc (Layout::Layout): Call set_optimize on the section
12285         name stringpool.
12286
12287 2009-06-22  Ian Lance Taylor  <iant@google.com>
12288
12289         PR 10030
12290         * yyscript.y: Parse TARGET.
12291         * script.cc (script_set_target): New function.
12292         * script-c.h (script_set_target): Declare.
12293         * options.cc (General_options::string_to_object_format): Rename
12294         from string_to_object_format in anonymous namespace.  Change
12295         callers.
12296         * options.h (class General_options): Declare
12297         string_to_object_format.
12298
12299 2009-06-22  Ian Lance Taylor  <iant@google.com>
12300
12301         * script-sections.cc (Script_sections::create_segments): Don't put
12302         program headers in a PT_LOAD segment if -n or -N.
12303
12304 2009-06-22  Ian Lance Taylor  <iant@google.com>
12305
12306         PR 10141
12307         * options.h (class General_options): Add -z lazy and -z now.  Sort
12308         -z options into alphabetical order.
12309         * layout.cc (Layout::finish_dynamic_section): Handle -z now.
12310
12311 2009-06-21  Ian Lance Taylor  <iant@google.com>
12312
12313         * layout.cc (Layout::make_output_section): Call
12314         Target::new_output_section.
12315         (Layout::attach_allocated_section_to_segment): Put large section
12316         sections in a separate load segment with the large segment flag
12317         set.
12318         (Layout::segment_precedes): Sort large data segments after other
12319         load segments.
12320         (align_file_offset): New static function.
12321         (Layout::set_segment_offsets): Use align_file_offset.
12322         * output.h (class Output_section): Add is_small_section_ and
12323         is_large_section_ fields.
12324         (Output_section::is_small_section): New function.
12325         (Output_section::set_is_small_section):  New function.
12326         (Output_section::is_large_section): New function.
12327         (Output_section::set_is_large_section): New function.
12328         (Output_section::is_large_data_section): New function.
12329         (class Output_segment): Add is_large_data_segment_ field.
12330         (Output_segment::is_large_data_segment): New function.
12331         (Output_segment::set_is_large_data_segment): New function.
12332         * output.cc (Output_section::Output_section): Initialize new
12333         fields.
12334         (Output_segment::Output_segment): Likewise.
12335         (Output_segment::add_output_section): Add assertion that large
12336         data sections always go in large data segments.  Force small data
12337         sections to the end of the list of data sections.  Force small BSS
12338         sections to the start of the list of BSS sections.  For large BSS
12339         sections to the end of the list of BSS sections.
12340         * symtab.h (class Symbol): Declare is_common_shndx.
12341         (Symbol::is_defined): Check Symbol::is_common_shndx.
12342         (Symbol::is_common): Likewise.
12343         (class Symbol_table): Define enum Commons_section_type.  Update
12344         declarations.  Add small_commons_ and large_commons_ fields.
12345         * symtab.cc (Symbol::is_common_shndx): New function.
12346         (Symbol_table::Symbol_table): Initialize new fields.
12347         (Symbol_table::add_from_object): Put small and large common
12348         symbols in the right list.
12349         (Symbol_table::sized_finalized_symbol): Check
12350         Symbol::is_common_shndx.
12351         (Symbol_table::sized_write_globals): Likewise.
12352         * common.cc (Symbol_table::do_allocate_commons): Allocate new
12353         common symbol lists.  Don't call do_allocate_commons_list if the
12354         list is empty.
12355         (Symbol_table::do_allocate_commons_list): Remove is_tls
12356         parameter.  Add comons_section_type parameter.  Change all
12357         callers.  Handle small and large common symbols.
12358         * object.cc (Sized_relobj::do_finalize_local_symbols): Check
12359         Symbol::is_common_shndx.
12360         * resolve.cc (symbol_to_bits): Likewise.
12361         * target.h (Target::small_common_shndx): New function.
12362         (Target::small_common_section_flags): New function.
12363         (Target::large_common_shndx): New function.
12364         (Target::large_common_section_flags): New function.
12365         (Target::new_output_section): New function.
12366         (Target::Target_info): Add small_common_shndx, large_common_shndx,
12367         small_common_section_flags, and large_common_section_flags
12368         fields.
12369         (Target::do_new_output_section): New virtual function.
12370         * arm.cc (Target_arm::arm_info): Initialize new fields.
12371         * i386.cc (Target_i386::i386_info): Likewise.
12372         * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
12373         Likewise.
12374         * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
12375         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12376         (Target_x86_64::do_new_output_section): New function.
12377         * configure.ac: Define conditional MCMODEL_MEDIUM.
12378         * testsuite/Makefile.am (check_PROGRAMS): Add large.
12379         (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
12380         (large_LDFLAGS): Define.
12381         * testsuite/large.c: New file.
12382         * testsuite/testfile.cc (Target_test::test_target_info):
12383         Initialize new fields.
12384         * configure, testsuite/Makefile.in: Rebuild.
12385
12386 2009-06-05  Doug Kwan  <dougkwan@google.com>
12387
12388         * Makefile.am (CCFILES): Add target.cc.
12389         * Makefile.in: Regenerate.
12390         * i386.cc (class Target_i386): Define new virtual method to
12391         override do_is_local_label_name in parent.
12392         * object.cc (Sized_relobj::do_count_local_symbols): Discard
12393         local symbols if --discard-locals or -X is given.
12394         * options.h (class General_options): Declare new options
12395         '--discard-locals' and '-X' for discarding locals.
12396         * target.h (class Target): Define new methods is_local_label_name.
12397         Declare new virtual method do_is_local_label_name.
12398         * target.cc: New file.
12399         * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
12400         (check_SCRIPTS): Add discard_locals_test.sh.
12401         (check_DATA): Add discard_local_tests.syms.
12402         (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
12403         (discard_local_tests.syms, discard_locals_test.o): New make rules.
12404         * testsuite/Makefile.in: Regenerate.
12405         * testsuite/discard_locals_test.c: New file.
12406         * testsuite/discard_locals_test.sh: Same.
12407
12408 2009-06-05  Doug Kwan  <dougkwan@google.com>
12409
12410         * object.cc (Sized_relobj::Sized_relobj): Initialize
12411         discarded_eh_frame_shndx_ to -1U.
12412         (Sized_relobj::do_layout): Record index of a discard .eh_frame
12413         section.
12414         (Sized_relobj::do_count_local_symbols): Skip local symbols in
12415         a discarded .eh_frame section.
12416         (Sized_relobj::do_finalize_local_symbols): Ditto.
12417         * object.h (class Sized_relobj): Declare new member
12418         discarded_eh_frame_shndx_.
12419         * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
12420         (local_labels_test.o, local_labels_test): New rules.
12421         * testsuite/Makefile.in: Regenerate.
12422
12423 2009-06-04  Doug Kwan  <dougkwan@google.com>
12424
12425         * layout.cc (Layout::section_name_mapping): Add mapping for
12426         special ARM sections.
12427
12428 2009-06-03  Doug Kwan  <dougkwan@google.com>
12429
12430         * arm.cc (utils::sign_extend): Reverse test in gold_assert.
12431         (utils::has_overflow): Same.
12432
12433 2009-06-03  Ian Lance Taylor  <iant@google.com>
12434
12435         * layout.cc (Layout::section_name_mapping): New array, replacing
12436         Layout::linkonce_mapping.
12437         (Layout::section_name_mapping_count): New variable, replacing
12438         Layout::linkonce_mapping_count.
12439         (Layout::linkonce_output_name): Remove.
12440         (Layout::output_section_name): Rewrite.
12441         * layout.h (class Layout): Rename Linkonce_mapping to
12442         Section_name_mapping, linkonce_mapping to section_name_mapping,
12443         linkonce_mapping_count to section_name_mapping_count.  Don't
12444         declare linkonce_output_name.
12445
12446 2009-06-03  Doug Kwan  <dougkwan@google.com>
12447
12448         * gold/arm.cc (namespace utils): New.
12449         (Target_arm::reloc_is_non_pic): Define new method.
12450         (class Arm_relocate_functions): New.
12451         (Target_arm::Relocate::relocate): Handle relocation types used by
12452         Android.
12453
12454 2009-06-03  Ian Lance Taylor  <iant@google.com>
12455
12456         * arm.cc (Target_arm::scan::global): Use || instead of |.
12457
12458 2009-06-02  Doug Kwan  <dougkwan@google.com>
12459
12460         * gold/arm.cc (Target_arm::Scan::Scan):  Initialize
12461         issued_non_pic_error_.
12462         (class Target_arm::Scan): Declare new method check_non_pic.
12463         Define new method symbol_needs_plt_entry.
12464         Declare new data member issued_non_pic_error_.
12465         (class Target_arm::Relocate): Declare new method
12466         should_apply_static_reloc.
12467         (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
12468         (Target_arm::Scan::check_non_pic): Define new method.
12469         (Target_arm::Scan::local): Handle a small subset of reloc types used
12470         by Android.
12471         (Target_arm::Scan::local): Same.
12472         (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
12473
12474 2009-05-31  Mikolaj Zalewski  <mikolajz@google.com>
12475
12476         * incremental.cc (Incremental_inputs::report_command_line): Filter
12477         out --incremental-* options.
12478
12479 2009-05-29  Doug Kwan  <dougkwan@google.com>
12480
12481         * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
12482         template class.
12483         (class Target_arm): Update comment.
12484         (Target_arm::Target_arm): Initialize new data members GOT_,
12485         PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
12486         Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
12487         and Target_arm::rel_dyn_section.
12488         Declare new_enum Target_arm::Got_type.
12489         Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
12490         and DYNBSS_.
12491         Update commments for member do_dynsym_value.
12492         (Target_arm::got_size, Target_arm::plt_section,
12493         Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
12494         new methods inside class defintion.
12495         (Target_arm::got_section): Define new method.
12496         (Target_arm::rel_dyn_section): Same.
12497         (Output_data_plt_arm): New template class.
12498         (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
12499         (Output_data_plt_arm:do_adjust_output_section): Define new method.
12500         (Output_data_plt_arm::add_entry): Same.
12501         (Output_data_plt_arm::first_plt_entry): Define new
12502         static data member for PLT instruction template.
12503         (Output_data_plt_arm::plt_entry): Same.
12504         (Output_data_plt_arm::do_write): Define new method.
12505         (Target_arm::make_plt_entry): Same.
12506         (Target_arm::do_finalize_sections): Same.
12507         (Target_arm::do_dynsym_value): Same.
12508
12509 2009-05-28  Doug Kwan  <dougkwan@google.com>
12510
12511         * Makefile.am (TARGETSOURCES): Add arm.cc.
12512         (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
12513         * Makefile.in: Regenerate.
12514         * arm.cc: New file.
12515         * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
12516
12517 2009-05-26  Doug Kwan  <dougkwan@google.com>
12518
12519         * options.cc (General_options::parse_exclude_libs).  Fix a comment.
12520         (General_options::check_excluded_libs): Strip off directories in
12521         archive name before matching like GNU ld does.
12522         * testsuite/Makefile.am (MOSTLYCLEANFILES,
12523         exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
12524         (exclude_libs_test_LDFLAGS): Add linker option
12525         -Wl,--exclude-libs,libexclude_libs_test_3
12526         (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
12527         an explicit archive without using -l.
12528         (alt/libexclude_libs_test_3.a): New make rule.
12529         * testsuite/Makefile.in: Regenerate.
12530         * testsuite/exclude_libs_test.c : Declare lib3_default().
12531         (main): Call it.
12532         * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
12533         * exclude_libs_test_3.c: New file.
12534
12535 2009-05-26  Nick Clifton  <nickc@redhat.com>
12536
12537         * po/id.po: New Indonesian translation.
12538         * po/gold.pot: Updated template file.
12539
12540 2009-05-22  Sriraman Tallam  <tmsriram@google.com>
12541
12542         * testsuite/Makefile.am: Add -ffunction-sections to compile
12543         gc_comdat_test files.  Add -Wl,--gc-sections to build
12544         gc_comdat_test.
12545         * testsuite/Makefile.in: Regenerate.
12546         * testsuite/gc_comdat_test.sh: Fix the condition around grep.
12547
12548 2009-05-21  Sriraman Tallam  <tmsriram@google.com>
12549
12550         * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
12551         kept comdat section was garbage collected.
12552         * testsuite/Makefile.am: Add test gc_comdat_test.sh.
12553         * testsuite/Makefile.in: Regenerate.
12554         * testsuite/gc_comdat_test.sh: New file.
12555         * testsuite/gc_comdat_test_1.cc: New file.
12556         * testsuite/gc_comdat_test_2.cc: New file.
12557
12558 2009-05-19  Doug Kwan  <dougkwan@google.com>
12559
12560         * archive.cc (Archive::Archive): Move constructor from archive.h
12561         to here.  Initialize no_export_.
12562         (Archive::get_elf_object_for_member): Set no_export flag of object.
12563         * archive.h (Archive::Archive): Move constructor body to
12564         archive.cc.
12565         (Archive::no_export): New method.
12566         (Archive::no_export_): New field.
12567         * object.h (Object::Object): Initialize no_export_ to false.
12568         (Object::no_export, Object::set_no_export): New methods.
12569         (Object::no_export_): New field.
12570         * options.cc (General_options::parse_exclude_libs): New method.
12571         (General_options::check_excluded_libs) Same.
12572         * options.h (exclude_libs): New option.
12573         (General_options::check_excluded_libs): New method declaration.
12574         (General_options::excluded_libs_): New field.
12575         * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
12576         default or protected visibility if an object has no-export flag set.
12577         testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
12578         (check_SCRIPTS): Add exclude_libs_test.sh.
12579         (check_DATA): Add exclude_libs_test.syms.
12580         (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
12581         libexclude_libs_test_1.a and libexclude_libs_test_2.a.
12582         (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
12583         exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
12584         (exclude_libs_test.syms, libexclude_libs_test_1.a,
12585         libexclude_libs_test_2.a): New rules.
12586         * testsuite/Makefile.in: Regenerate.
12587         * testsuite/exclude_libs_test.c: New file.
12588         * testsuite/exclude_libs_test.sh: Ditto.
12589         * testsuite/exclude_libs_test_1.c: Ditto.
12590         * testsuite/exclude_libs_test_2.c: Ditto.
12591
12592 2009-05-15  Ian Lance Taylor  <iant@google.com>
12593
12594         * configure.ac: Check for declarations for cases where libiberty.h
12595         checks HAVE_DECL_xxx.
12596         * configure, config.in: Rebuild.
12597
12598 2009-05-15  Mikolaj Zalewski  <mikolajz@google.com>
12599
12600         * gold.h (Incremental_argument_list): Remove (invalid) forward
12601         declaration.
12602         * incremental.cc (Incremental_inputs::report_achive): New method.
12603         (Incremental_inputs::report_object): New method.
12604         (Incremental_inputs::report_script): New method.
12605         (Incremental_inputs::finalize_inputs): New method.
12606         (Incremental_inputs::finalize): Call finalize_inputs().
12607         (Incremental_inputs::sized_create_incremental_inputs_section_data):
12608         Create inputs entries.
12609         * incremental.h (Incremental_input_type): New enum.
12610         (Incremental_inputs::Incremental_input): Initialize new fields.
12611         (Incremental_inputs::report_inputs): New method.
12612         (Incremental_inputs::report_achive): New method.
12613         (Incremental_inputs::report_object): New method.
12614         (Incremental_inputs::report_script): New method.
12615         (Incremental_inputs::finalize_inputs): New method.
12616         (Incremental_inputs::Input_info): New struct.
12617         (Incremental_inputs::Input_info_map): New typedef.
12618         (Incremental_inputs::lock_): New field.
12619         (Incremental_inputs::Inputs_): New field.
12620         (Incremental_inputs::Inputs_map): New field.
12621         * main.cc (main): Call Incremental_input::report_inputs.
12622         * options.h (Input_argument_list): Typedef moved from
12623         Input_arguments.
12624         (Input_file_group::Files): Remove, use ::Input_argument_list.
12625         (Input_file_group::Input_argument_list): Remove, use
12626         ::Input_argument_list.
12627         * plugin.cc (Plugin_manager::add_input_file): Add error in
12628         incremental build.
12629         * read_syms.cc (do_read_syms): Call Incremental_input::report_*
12630         functions.
12631         * script.cc (read_input_script): Call
12632         Incremental_input::report_script.
12633         * script.h (Script_info): New class.
12634
12635 2009-04-27  Ian Lance Taylor  <iant@google.com>
12636
12637         * x86_64.cc (do_adjust_output_section): Set entsize to
12638         plt_entry_size.
12639
12640 2009-04-23  Elliott Hughes  <enh@google.com>
12641
12642         * output.cc (Output_file::close): After short writes, continue
12643         writing from the correct offset in the buffer being written.
12644
12645 2009-04-23  Chris Demetriou  <cgd@google.com>
12646
12647         * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
12648         * configure: Regenerate.
12649         * config.in: Regenerate.
12650         * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
12651         if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
12652
12653 2009-04-21  Mikolaj Zalewski  <mikolajz@google.com>
12654
12655         * incremental.cc (Incremental_inputs_header_data): Renamed from
12656         Incremental_input_header_data.
12657         (Incremental_inputs_header_data::data_size): New field.
12658         (Incremental_inputs_header_data::put_input_file_count): Renamed
12659         from input_file_count.
12660         (Incremental_inputs_header_data::put_command_line_offset): Renamed
12661         from command_line_offset.
12662         (Incremental_inputs_header_data::put_reserved): Renamed from
12663         put_reserved.
12664         (Incremental_inputs_entry_data): Renamed from
12665         Incremental_input_entry_data.
12666         (Incremental_inputs_entry_data::data_size): New field.
12667         (Incremental_inputs::report_command_line): New method.
12668         (Incremental_inputs::finalize): New method.
12669         (Incremental_inputs::create_incremental_inputs_data): New method.
12670         (Incremental_inputs::sized_create_incremental_inputs_data): New method.
12671         * incremental.h: New file.
12672         * layout.cc (Layout::Layout): Handle new incremental_inputs_.
12673         (Layout::finalize): Create incremental inputs section in
12674         incremental builds.
12675         (Layout::create_incremental_info_sections): New method.
12676         * layout.h (Layout::incremental_inputs): New method.
12677         (Layout::create_incremental_info_sections): New method.
12678         (Layout::incremental_inputs_): New field.
12679         * main.cc (main): Notify Incremental_input of the command line.
12680
12681 2009-04-01  Ian Lance Taylor  <iant@google.com>
12682             Mikolaj Zalewski  <mikolajz@google.com>
12683
12684         * gold.h (reserve_unordered_map): Define, three versions, one for
12685         each version of Unordered_map.
12686         * layout.cc (Layout::Layout): Remove options parameter.  Add
12687         number_of_input_files parameter.  Don't initialize options_.
12688         Initialize number_of_input_files_ and resized_signatures_.  Move
12689         sections_are_attached_.
12690         (Layout::layout_group): Reserve space for group_signatures_.
12691         (Layout::find_or_add_kept_section): Change name parameter to be a
12692         reference.  Resize signatures_ map when it gets large enough.
12693         (Layout::layout_eh_frame): Use parameters->options() instead of
12694         this->options_.
12695         (Layout::make_output_section): Likewise.
12696         (Layout::attach_allocated_section_to_segment): Likewise.
12697         (Layout::finalize, Layout::create_executable_stack): Likewise.
12698         (Layout::set_segment_offsets, Layout::create_interp): Likewise.
12699         (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
12700         * layout.h (class Layout): Update declarations.  Remove options_
12701         field.  Add number_of_input_files_ and resized_signatures_
12702         fields.  Move sections_are_attached_ field.
12703         * main.cc (main): Pass number of input files to Layout
12704         constructor.  Don't pass options.
12705
12706 2009-03-30  Ian Lance Taylor  <iant@google.com>
12707
12708         * ffsll.c (ffsll): Correct implementation.
12709
12710 2009-03-27  Ian Lance Taylor  <iant@google.com>
12711
12712         * ffsll.c: New file.
12713         * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
12714         * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
12715         * ftruncate.c (ftruncate): Declare before definition.
12716         * mremap.c (mremap): Likewise.
12717         * pread.c (pread): Likewise.
12718         * configure, Makefile.in, config.in: Rebuild.
12719
12720         * mremap.c: New file.
12721         * configure.ac: Call AC_REPLACE_FUNCS on mremap.
12722         * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
12723         (mremap): Declare if HAVE_MREMAP is not defined.
12724         * configure, Makefile.in, config.in: Rebuild.
12725
12726 2009-03-27  Cary Coutant  <ccoutant@google.com>
12727
12728         * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
12729         position independent.
12730         * sparc.cc (Target_sparc::check_non_pic): Likewise.
12731         * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
12732
12733 2009-03-24  Cary Coutant  <ccoutant@google.com>
12734
12735         * symtab.h (needs_plt_entry): Check for unsatisfied reference from
12736         an executable.
12737         (needs_dynamic_reloc): Likewise.
12738
12739 2009-03-24  Ian Lance Taylor  <iant@google.com>
12740
12741         * yyscript.y (file_cmd): Recognize EXTERN.
12742         (extern_name_list, extern_name_list_body): New nonterminals.
12743         * script.cc (script_add_extern): Define.
12744         * script-c.h (script_add_extern): Declare.
12745
12746 2009-03-24  Rafael Avila de Espindola  <espindola@google.com>
12747
12748         * object.cc (is_elf_object): Define.
12749         * object.h (is_elf_object): Declare.
12750         * archive.cc (Archive::get_elf_object_for_member): Call
12751         is_elf_object.
12752         * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
12753
12754 2009-03-24  Elliott Hughes  <enh@google.com>
12755
12756         * output.cc (Output_file::map_anonymous): Define.
12757         (Output_file::map): Use map_anonymous.  If the regular mmap fails,
12758         try an anonymous one.  Report the size if the mmap fails.
12759         * output.h (class Output_file): Declare map_anonymous.
12760
12761 2009-03-24  Ian Lance Taylor  <iant@google.com>
12762
12763         * target-select.cc (instantiate_target): Don't acquire the lock if
12764         the instantiated_target_ field has already been set.
12765
12766 2009-03-23  Ian Lance Taylor  <iant@google.com>
12767
12768         * gold-threads.h (class Initialize_lock): Define.
12769         * gold-threads.cc (class Initialize_lock_once): Define.
12770         (initialize_lock_control): New static variable.
12771         (initialize_lock_pointer): New static variable.
12772         (initialize_lock_once): New static function.
12773         (Initialize_lock::Initialize_lock): Define.
12774         (Initialize_lock::initialize): Define.
12775         * target-select.h: Include "gold-threads.h".
12776         (class Target_selector): Add lock_ and initialize_lock_ fields.
12777         Don't define instantiate_target, just declare it.
12778         * target-select.cc (Target_selector::Target_selector): Initialize
12779         new fields.
12780         (Target_selector::instantiate_target): Define.
12781         * descriptors.h: Include "gold-threads.h".
12782         (class Descriptors): Add initialize_lock_ field.
12783         * descriptors.cc (Descriptors::Descriptors): Initialize new
12784         field.
12785         (Descriptors::open): Use initialize_lock_ field
12786         * errors.h (class Errors): Add initialize_lock_ field.
12787         * errors.cc (Errors::Errors): Initialize new field.
12788         (Errors::initialize_lock): Use initialize_lock_ field.
12789         * powerpc.cc (class Target_selector_powerpc): Remove
12790         instantiated_target_ field.  In do_recognize call
12791         instantiate_target rather than do_instantiate_target.  In
12792         do_instantiate_target just allocate a new target.
12793         * sparc.cc (class Target_selector_sparc): Likewise.
12794
12795         * freebsd.h: New file.
12796         * i386.cc: Include "freebsd.h".
12797         (Target_i386): Derive from Target_freebsd rather than
12798         Sized_target.
12799         (Target_selector_i386): Derive from Target_selector_freebsd rather
12800         than Target_selector.
12801         * x86_64.cc: Include "freebsd.h".
12802         (Target_x86_64): Derive from Target_freebsd rather than
12803         Sized_target.
12804         (Target_selector_x86_64): Derive from Target_selector_freebsd
12805         rather than Target_selector.
12806         * target.h (class Target): Add adjust_elf_header and
12807         do_adjust_elf_header.
12808         * output.cc (Output_file_header:: do_sized_write): Call target
12809         adjust_elf_header routine.
12810         * configure.tgt: Set targ_osabi.
12811         * configure.ac: Define GOLD_DEFAULT_OSABI.
12812         * parameters.cc (Parameters::default_target): Pass
12813         GOLD_DEFAULT_OSABI to select_target.
12814         * target-select.h (class Target_selector): Make instantiate_target
12815         protected rather than private.
12816         * Makefile.am (HFILES): Add freebsd.h.
12817         * configure, Makefile.in, config.in: Rebuild.
12818
12819         * merge.cc (do_add_input_section): Correct pend value.  Change
12820         message about last entry not being null terminated from error to
12821         warning.
12822
12823 2009-03-20  Mikolaj Zalewski  <mikolajz@google.com>
12824
12825         * incremental.cc: New file.
12826         * Makefile.am (CCFILES): Add incremental.cc.
12827         * Makefile.in: Rebuild.
12828
12829 2009-03-19  Paul Pluzhnikov  <ppluzhnikov@google.com>
12830
12831         * layout.cc (Layout::output_section_name): Preserve names
12832         of '.note.' sections.
12833
12834 2009-03-19  Ian Lance Taylor  <iant@google.com>
12835
12836         * descriptors.cc (Descriptors::open): Check that the options are
12837         valid before using them.
12838
12839 2009-03-18  Ian Lance Taylor  <iant@google.com>
12840
12841         * script-sections.h: Include <list>.
12842         (class Script_sections): Change Sections_elements from std::vector
12843         to std::list.  Typedef public Elements_iterator.  Add
12844         orphan_section_placement_, data_segment_align_start_, and
12845         saw_data_segment_align_ fields.  Remove data_segment_align_index_
12846         field.
12847         * script-sections.cc (class Orphan_section_placement): New class.
12848         (class Sections_element): Add virtual functions is_relro and
12849         orphan_section_init.  Remove virtual function place_orphan_here.
12850         (class Output_section_definition): Add is_relro and
12851         orphan_section_init.  Remove place_orphan_here.
12852         (class Orphan_output_section): Likewise.
12853         (Script_sections::Script_sections): Update for field changes.
12854         (Script_sections::data_segment_align): Set saw_data_segment_align_
12855         and data_segment_align_start_, not data_segment_align_index.
12856         (Script_sections::data_segment_relro_end): Check
12857         saw_data_segment_align_.  Use data_segment_align_start_ rather
12858         than data_segment_align_index_.
12859         (Script_sections::place_orphan): Rewrite to use
12860         Orphan_section_placement.
12861
12862 2009-03-17  Ian Lance Taylor  <iant@google.com>
12863
12864         * archive.cc (Archive::add_symbols): Check for a version attached
12865         to the symbol name in the archive map.
12866         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
12867         (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
12868         (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
12869         (ver_test_11.a): New target.
12870         * testsuite/Makefile.in: Rebuild.
12871
12872         * configure.ac: Check for chsize and posix_fallocate.  Replace
12873         ftruncate.
12874         * ftruncate.c: New file, from gnulib.
12875         * output.cc (posix_fallocate): Define dummy version if not
12876         HAVE_POSIX_FALLOCATE.
12877         (Output_file::map): Call posix_fallocate rather than lseek and
12878         write.
12879         * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
12880         * configure, Makefile.in, config.in: Rebuild.
12881
12882 2009-03-17  Paul Pluzhnikov  <ppluzhnikov@google.com>
12883
12884         * layout.h (Layout::create_note): Add section_name parameter.
12885         * layout.cc (Layout::create_note): Likewise.
12886         (Layout::create_build_id, Layout::create_gold_note): Fix callers.
12887
12888 2009-03-17  Ian Lance Taylor  <iant@google.com>
12889
12890         * descriptors.cc: Include "options.h".
12891         (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
12892         (Descriptors::open): Always use O_CLOEXEC when opening a new
12893         descriptor.  If we have a plugin, and O_CLOEXEC was not defined,
12894         then set FD_CLOEXEC.
12895
12896         * sparc.cc (class Target_sparc): Add has_got_section.
12897         (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
12898         make sure we have a GOT section.
12899
12900         * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
12901         (Target_sparc::Scan::local): Likewise.
12902         (Target_sparc::Scan::global): Likewise.
12903         (Target_sparc::Relocate::relocate): Likewise.
12904         (Target_sparc::Relocate::relocate_tls): Likewise.
12905
12906         * symtab.cc (Symbol_table::define_default_version): New function,
12907         broken out of add_from_object.
12908         (Symbol_table::add_from_object): Call define_default_version.
12909         (Symbol_table::define_special_symbol): Add resolve_oldsym
12910         parameter.  Change all callers.  If the version for a symbol comes
12911         from a version script, resolve it with the symbol with the same
12912         name with no version.  Also add the symbol without a version if
12913         appropriate.
12914         (do_define_in_output_data): If resolving with oldsym, don't delete
12915         sym.
12916         (do_define_in_output_segment): Likewise.
12917         (do_define_as_constant): Likewise.
12918         * symtab.h (class Symbol_table): Update declarations.
12919
12920 2009-03-13  Ian Lance Taylor  <iant@google.com>
12921
12922         * readsyms.cc (Read_symbols::incompatible_warning): New function.
12923         (Read_symbols::requeue): New function.
12924         (Read_symbols::do_read_symbols): If make_elf_object fails because
12925         the target type is not configured, and the file was searched for,
12926         issue a warning and retry with the next directory.
12927         (Add_symbols::run): If the file has an incompatible format, and
12928         it was searched for, requeue the Read_symbols task.  On error,
12929         release the object.
12930         * readsyms.h (class Read_symbols): Add dirindex_ field.  Add
12931         dirindex parameter to constructor.  Change all callers.  Declare
12932         incompatible_warning and requeue.
12933         (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
12934         input_argument_ and input_group_ fields.  Add them to
12935         constructor.  Change all callers.
12936         (class Read_script): Add dirindex_ field.  Add it to constructor.
12937         Change all callers.
12938         * archive.cc (Archive::setup): Remove input_objects parameter.
12939         Change all callers.
12940         (Archive::get_file_and_offset): Likewise.
12941         (Archive::read_all_symbols): Likewise.
12942         (Archive::read_symbols): Likewise.
12943         (Archive::get_elf_object_for_member): Remove input_objects
12944         parameter.  Add punconfigured parameter.  Change all callers.
12945         (Archive::add_symbols): Change return type to bool.  Check return
12946         value of include_member.
12947         (Archive::include_all_members): Likewise.
12948         (Archive::include_member): Change return type to bool.  Return
12949         false if first included object has incompatible target.  Set
12950         included_member_ field.
12951         (Add_archive_symbols::run): If add_symbols returns false, requeue
12952         Read_symbols task.
12953         * archive.h (class Archive): Add included_member_ field.
12954         Initialize it in constructor.  Add input_file and searched_for
12955         methods.  Update declarations.
12956         (class Add_archive_symbols): Add dirpath_, dirindex_, and
12957         input_argument_ fields.  Add them to constructor.  Change all
12958         callers.
12959         * script.cc: Include "target-select.h".
12960         (class Parser_closure): Add skip_on_incompatible_target_ and
12961         found_incompatible_target_ fields.  Add
12962         skip_on_incompatible_target parameter to constructor.  Change all
12963         callers.  Add methods skip_on_incompatible_target,
12964         clear_skip_on_incompatible_target, found_incompatible_target, and
12965         set_found_incompatible_target.
12966         (read_input_script): Add dirindex parameter.  Change all callers.
12967         If parser finds an incompatible target, requeue Read_symbols
12968         task.
12969         (script_set_symbol): Clear skip_on_incompatible_target in
12970         closure.
12971         (script_add_assertion, script_parse_option): Likewise.
12972         (script_start_sections, script_add_phdr): Likewise.
12973         (script_check_output_format): New function.
12974         * script.h (read_input_script): Update declaration.
12975         * script-c.h (script_check_output_format): Declare.
12976         * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
12977         (ignore_cmd): Remove OUTPUT_FORMAT.
12978         * fileread.cc (Input_file::Input_file): Add explicit this.
12979         (Input_file::will_search_for): New function.
12980         (Input_file::open): Add pindex parameter.  Change all callers.
12981         * fileread.h (class Input_file): Add input_file_argument method.
12982         Declare will_search_for.  Update declarations.
12983         * object.cc (make_elf_object): Add punconfigured parameter.
12984         Change all callers.
12985         * object.h (class Object): Make input_file public.  Add
12986         searched_for method.
12987         (make_elf_object): Update declaration.
12988         * dirsearch.cc (Dirsearch::find): Add pindex parameter.  Use it to
12989         restart search.
12990         * dirsearch.h (class Dirsearch): Update declaration.
12991         * options.h (class General_options): Add --warn-search-mismatch.
12992         * parameters.cc (Parameters::is_compatible_target): New function.
12993         * parameters.h (class Parameters): Declare is_compatible_target.
12994         * workqueue.cc (Workqueue::add_blocker): New function.
12995         * workqueue.h (class Workqueue): Declare add_blocker.
12996
12997         * fileread.cc (Input_file::open): Remove options parameter.
12998         Change all callers.
12999         (Input_file::open_binary): Likewise.
13000         * script.cc (read_input_script): Likewise.
13001         * readsyms.h (class Read_symbols): Remove options_ field.  Remove
13002         options parameter from constructor.  Change all callers.
13003         (class Read_script): Likewise.
13004         * fileread.h (class Input_file): Update declarations.
13005         * script.h (read_input_script): Update declaration.
13006
13007 2009-03-10  Nick Clifton  <nickc@redhat.com>
13008
13009         * po/es.po: New Spanish translation.
13010
13011 2009-03-06  Cary Coutant  <ccoutant@google.com>
13012
13013         * options.cc (parse_short_option): Keep dash_z from registering itself.
13014
13015 2009-03-03  Ian Lance Taylor  <iant@google.com>
13016
13017         PR 9918
13018         * target-reloc.h (relocate_section): Pass output_section to
13019         relocate.
13020         * i386.cc (Target_i386::should_apply_static_reloc): Add
13021         output_section parameter.  Change all callers.
13022         (Target_i386::Relocate::relocate): Add output_section parameter.
13023         * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13024         * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
13025         * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
13026         * testsuite/two_file_shared.sh: New script.
13027         * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
13028         (check_DATA): Add two_file_shared.dbg.
13029         (two_file_shared.dbg): New target.
13030         * testsuite/Makefile.in: Rebuild.
13031
13032 2009-03-01  Ian Lance Taylor  <iant@google.com>
13033
13034         * configure.ac: Check for byteswap.h.
13035         * configure: Rebuild.
13036         * config.in: Rebuild.
13037
13038 2009-03-01  Mikolaj Zalewski  <mikolajz@google.com>
13039
13040         * layout.cc (Layout::find_or_add_kept_section): New function.
13041         (Layout::add_comdat): Removed.
13042         * layout.h (struct Kept_section): Move out of class Layout.
13043         Remove trailing underscores from field names.  Add group_sections
13044         field.  Rename group_ field to is_group.  Change all uses.
13045         (class Layout): Declare find_or_add_kept_section, not add_comdat.
13046         * object.cc (Sized_relobj::Sized_relobj): Don't initialize
13047         comdat_groups_ field.
13048         (Sized_relobj::include_section_group): Use
13049         find_or_add_kept_section and Kept_section::group_sections.
13050         (Sized_relobj::include_linkonce_section): Likewise.
13051         * object.cc (class Sized_relobj): Don't define Comdat_group or
13052         Comdat_group_table.  Remove find_comdat_group and
13053         add_comdat_group.  Remove comdat_groups_ field.
13054         * plugin.cc (include_comdat_group): Use
13055         Layout::find_or_add_kept_section.
13056
13057 2009-02-28  Ian Lance Taylor  <iant@google.com>
13058
13059         * README: --gc-sections and map files are now supported.  Document
13060         some build requirements.
13061
13062         PR 6992
13063         * symtab.cc (Symbol_table::sized_write_section_symbol): In a
13064         relocatable link set the value of the section symbol to zero.
13065         * object.cc (Sized_relobj::do_finalize_local_symbols): In a
13066         relocatable link don't include the section address in the local
13067         symbol value.
13068
13069 2009-02-27  Ian Lance Taylor  <iant@google.com>
13070
13071         PR 6811
13072         * options.h (class Search_directory): Add is_system_directory.
13073         (class General_options): Declare is_in_system_directory.
13074         * options.cc (get_relative_sysroot): Make static.
13075         (get_default_sysroot): Make static.
13076         (General_optoins::is_in_system_directory): New function.
13077         * fileread.cc (Input_file::is_in_system_directory): New function.
13078         * fileread.h (class Input_file): Declare is_in_system_directory.
13079         * object.h (class Object): Add is_in_system_directory.
13080         (class Input_objects): Remove system_library_directory_ field.
13081         * object.cc (Input_objects::add_object): Don't set
13082         system_library_directory_.
13083         (input_objects::found_in_system_library_directory): Remove.
13084         * symtab.cc (Symbol_table::write_globals): Remove input_objects
13085         parameter.  Change all callers.
13086         (Symbol_table::sized_write_globals): Likewise.
13087         (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
13088         Call Object::is_in_system_directory.
13089         * symtab.h (class Symbol_table): Update declarations.
13090
13091         PR 5990
13092         * descriptors.h (Open_descriptor): Add is_on_stack field.
13093         * descriptors.cc (Descriptors::open): If the descriptor is on the
13094         top of the stack, remove it.  Initialize is_on_stack field.
13095         (Descriptors::release): Only add pod to stack if it is not on the
13096         stack already.
13097         (Descriptors::close_some_descriptor): Clear stack_next and
13098         is_on_stack fields.
13099
13100         PR 7091
13101         * output.cc (Output_section::find_starting_output_address): Rename
13102         from starting_output_address; add PADDR parameter; change return
13103         type.
13104         * output.h (class Output_section): Declare
13105         find_starting_output_address instead of starting_output_address.
13106         * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
13107         section symbol for which we can't find a merge section.
13108
13109         PR 9836
13110         * symtab.cc (Symbol_table::add_from_object): If the visibility is
13111         hidden or internal, force the symbol to be local.
13112         * resolve.cc (Symbol::override_visibility): Define.
13113         (Symbol::override_base): Use override_visibility.
13114         (Symbol_table::resolve): Likewise.
13115         (Symbol::override_base_with_special): Likewise.
13116         (Symbol_table::override_with_special): If the visibility is hidden
13117         or internal, force the symbol to be local.
13118         * symtab.h (class Symbol): Add set_visibility and
13119         override_visibility.
13120         * testsuite/ver_test_1.sh: New file.
13121         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
13122         (check_DATA): Add ver_test_1.syms.
13123         (ver_test_1.syms): New target.
13124         * testsuite/Makefile.in: Rebuild.
13125
13126 2009-02-25  Cary Coutant  <ccoutant@google.com>
13127
13128         * layout.cc (Layout::choose_output_section): Don't rename sections
13129         when using a linker script that has a SECTIONS clause.
13130         * Makefile.in: Regenerate.
13131
13132         * testsuite/Makefile.am (script_test_5.sh): New test case.
13133         * testsuite/Makefile.in: Regenerate.
13134         * testsuite/script_test_5.cc: New file.
13135         * testsuite/script_test_5.sh: New file.
13136         * testsuite/script_test_5.t: New file.
13137
13138 2009-02-13  Rafael Avila de Espindola  <espindola@google.com>
13139
13140         * archive.cc (Archive::include_member): Update calls to add_symbols.
13141         * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
13142         the Layout argument.
13143         * dynobj.h (do_add_symbols): Add the Layout argument.
13144         * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
13145         Layout argument.
13146         * object.h (Object::add_symbols): Add the Layout argument.
13147         (Object::do_add_symbols): Add the Layout argument.
13148         (Sized_relobj::do_add_symbols): Add the Layout argument.
13149         * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
13150         Unify the two versions.
13151         (Add_plugin_symbols): Remove.
13152         * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
13153         (Sized_pluginobj::do_add_symbols): Unify the two versions.
13154         (Add_plugin_symbols): Remove.
13155         * readsyms.cc (Read_symbols::do_read_symbols): Update call to
13156         Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
13157         (Add_symbols::run): Make it work with Pulginobj.
13158
13159 2009-02-06  Ian Lance Taylor  <iant@google.com>
13160
13161         * object.cc (Sized_relobj::do_layout): Make info message start
13162         with lower case letter.
13163
13164 2009-02-06  Mikolaj Zalewski  <mikolajz@google.com>
13165
13166         * binary.cc: Fix file comment.
13167
13168         * options.h (enum Incremental_disposition): Define.
13169         (class General_options): Add new options: --incremental,
13170         --incremental_changed, --incremental_unchanged,
13171         --incremental_unknown.  Add incremental_disposition_ and
13172         implicit_incremental_ fields.
13173         (General_options::incremental_disposition): New function.
13174         (class Position_dependent_options): Add incremental_disposition
13175         option.
13176         (Position_dependent_options::copy_from_options): Set incremental
13177         dispositions.
13178         * options.cc (General_options::parse_incremental_changed): New
13179         function.
13180         (General_options::parse_incremental_unchanged): New function.
13181         (General_options::parse_incremental_unknown): New function.
13182         (General_options::General_options): Initialize new fields
13183         incremental_disposition_ and implicit_incremental_.
13184         (General_options::finalize): Check for uasge of --incremental-*
13185         without --incremental.
13186
13187 2009-02-06  Chris Demetriou  <cgd@google.com>
13188
13189         * gold.h (gold_undefined_symbol): Change to take only a Symbol
13190         pointer and to report location as the file name associated with
13191         the symbol.
13192         (gold_undefined_symbol_at_location): New function to replace the
13193         old gold_undefined_symbol functionality.
13194         * target-reloc.h (relocate_section): Update to use
13195         gold_undefined_symbol_at_location.
13196         * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13197         Call gold_undefined_symbol function rather than gold_error.
13198         * errors.h (Errors::undefined_symbol): Take location as a
13199         string, rather than calculating it from a relocation.
13200         * errors.cc (Errors::fatal): Print "fatal error:" before the
13201         formatted message.
13202         (Errors::error, Errors::error_at_location): Print "error: "
13203         before the formatted message.
13204         (Errors::undefined_symbol): Take location as a string, rather
13205         than calculating it from a relocation.
13206         (gold_undefined_symbol_at_location): New function akin to
13207         old gold_undefined_symbol, calculates location from relocation.
13208         (gold_undefined_symbol): Change to take only a Symbol pointer
13209         and to report location as the file name associated with the symbol.
13210         * testsuite/debug_msg.sh: Update for changed error messages.
13211         * testsuite/undef_symbol.sh: Likewise.
13212
13213 2009-02-04  Duncan Sands  <baldrick@free.fr>
13214
13215         PR 9812
13216         * reduced_debug_output.h
13217         (Output_reduced_debug_abbrev_section::failed): Use format for
13218         gold_warning.
13219         (Output_reduced_debug_info_section::faild): Likewise.
13220
13221 2009-01-31  Mikolaj Zalewski  <mikolajz@google.com>
13222
13223         * script.cc (Lazy_demangler): New class.
13224         (Version_script_info::get_symbol_version_helper): Demangle a
13225         symbol only once.
13226
13227 2009-01-29  Cary Coutant  <ccoutant@google.com>
13228
13229         * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
13230         to __tls_get_addr.
13231         * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13232
13233 2009-01-28  Ian Lance Taylor  <iant@google.com>
13234
13235         * version.cc (version_string): Bump to 1.9.
13236
13237         * gold.h: Include <cstring> and <stdint.h>.
13238         * version.cc: Include <cstdio>.
13239         * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
13240         warning.
13241         * reduced_debug_output.cc (insert_into_vector): Rename from
13242         Insert_into_vector; change all callers.  Use Swap_unaligned to
13243         avoid aliasing issue; remove union since it is unnecessary.
13244
13245 2009-01-27  Sriraman Tallam  <tmsriram@google.com>
13246
13247         * Makefile.am (CCFILES): Add gc.cc.
13248         (HFILES): Add gc.h.
13249         * Makefile.in: Regenerate.
13250         * gold.cc (Gc_runner): New class.
13251         (queue_initial_tasks): Call garbage collection related tasks
13252         when corresponding options are invoked.
13253         (queue_middle_gc_tasks): New function.
13254         (queue_middle_tasks): Reorder tasks to allow relocs to be read and
13255         processed early before laying out sections during garbage collection.
13256         * gold.h (queue_middle_gc_tasks): New function.
13257         (is_prefix_of): Move from "layout.cc".
13258         * i386.cc (Target_i386::gc_process_relocs): New function.
13259         * layout.cc (is_prefix_of): Remove. Move to "gold.h"
13260         * main.cc (main): Create object of class "Garbage_collection".
13261         * object.cc (Relobj::copy_symbols_data): New function.
13262         (Relobj::is_section_name_included): New function.
13263         (Sized_relobj::do_layout): Allow this function to be called twice
13264         during garbage collection and defer layout of section during the
13265         first call.
13266         * object.h (Relobj::get_symbols_data): New function.
13267         (Relobj::is_section_name_included): New function.
13268         (Relobj::copy_symbols_data): New function.
13269         (Relobj::set_symbols_data): New function.
13270         (Relobj::get_relocs_data): New function.
13271         (Relobj::set_relocs_data): New function.
13272         (Relobj::is_output_section_offset_invalid): New pure virtual function.
13273         (Relobj::gc_process_relocs): New function.
13274         (Relobj::do_gc_process_relocs): New pure virtual function.
13275         (Relobj::sd_): New data member.
13276         (Sized_relobj::is_output_section_offset_invalid): New function.
13277         (Sized_relobj::do_gc_process_relocs): New function.
13278         * options.h (General_options::gc_sections): Modify to not be a no-op.
13279         (General_options::print_gc_sections): New option.
13280         * plugin.cc (Plugin_finish::run): Remove function call to
13281         Plugin_manager::layout_deferred_objects.  Move it to "gold.cc".
13282         * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
13283         * reloc.cc (Read_relocs::run): Add task to process relocs and
13284         determine unreferenced sections when doing garbage collection.
13285         (Gc_process_relocs): New class.
13286         (Sized_relobj::do_gc_process_relocs): New function.
13287         (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
13288         sections that are garbage collected.
13289         * reloc.h (Gc_process_relocs): New class.
13290         * sparc.cc (Target_sparc::gc_process_relocs): New function.
13291         * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
13292         symbols whose corresponding sections are garbage collected.
13293         (Symbol_table::Symbol_table): Add new parameter for the garbage
13294         collection object.
13295         (Symbol_table::gc_mark_undef_symbols): New function.
13296         (Symbol_table::gc_mark_symbol_for_shlib): New function.
13297         (Symbol_table::gc_mark_dyn_syms): New function.
13298         (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
13299         as garbage.
13300         (Symbol_table::add_from_object): Likewise.
13301         (Symbol_table::add_from_relobj): When building shared objects, do not
13302         treat externally visible symbols as garbage.
13303         (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
13304         table information for static and relocatable links.
13305         * symtab.h (Symbol_table::set_gc): New function.
13306         (Symbol_table::gc): New function.
13307         (Symbol_table::gc_mark_undef_symbols): New function.
13308         (Symbol_table::gc_mark_symbol_for_shlib): New function.
13309         (Symbol_table::gc_mark_dyn_syms): New function.
13310         (Symbol_table::gc_): New data member.
13311         * target.h (Sized_target::gc_process_relocs): New pure virtual
13312         function.
13313         * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
13314         * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
13315
13316 2009-01-20  Chris Faylor <me.sourceware@sourceware.org>
13317
13318         * options.h (General_options::gc_sections): Define as a no-op for now.
13319         (General_options::no_keep_memory): Ditto.
13320         (General_options::Bshareable): Define.
13321         * options.cc (General_options::finalize): Honor -Bshareable.
13322
13323 2009-01-20  Andreas Schwab  <schwab@suse.de>
13324
13325         * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
13326         read the value in the contents, since we don't use it.  Use the
13327         template endianness when writing.
13328         (Relocate::relocate): Use it for R_PPC_REL16_HA.
13329
13330 2009-01-19  Andreas Schwab  <schwab@suse.de>
13331
13332         * configure.tgt (powerpc64-*): Fix targ_obj.
13333
13334 2009-01-15  Ian Lance Taylor  <iant@google.com>
13335
13336         * object.cc (Sized_relobj::write_local_symbols): Don't write out
13337         local symbols when stripping all symbols.
13338
13339 2009-01-14  Cary Coutant  <ccoutant@google.com>
13340
13341         * output.cc (Output_reloc): Add explicit instantiations.
13342
13343 2009-01-14  Cary Coutant  <ccoutant@google.com>
13344
13345         * archive.cc (Archive::get_elf_object_for_member): Remove call
13346         to File_read::claim_for_plugin.
13347         * descriptors.cc (Descriptors::open): Remove reference to
13348         is_claimed.
13349         (Descriptors::claim_for_plugin): Remove.
13350         * descriptors.h (Descriptors::claim_for_plugin): Remove.
13351         (Descriptors::is_claimed): Remove.
13352         (claim_descriptor_for_plugin): Remove.
13353         * fileread.cc (File_read::claim_for_plugin): Remove.
13354         * fileread.h (File_read::claim_for_plugin): Remove.
13355         (File_read::descriptor): Reopen descriptor if necessary.
13356         * plugin.cc  (Plugin::load): Add two new APIs to transfer vector.
13357         (Plugin_manager::all_symbols_read): Add task parameter. Change
13358         all callers.
13359         (Plugin_manager::get_input_file): New function.
13360         (Plugin_manager::release_input_file): New function.
13361         (Pluginobj::Pluginobj): Add filesize parameter and initialize
13362         corresponding data member.
13363         (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
13364         and pass to base constructor. Change all callers.
13365         (get_input_file, release_input_file): New functions.
13366         (make_sized_plugin_object): Add filesize parameter. Change all callers.
13367         * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
13368         (Plugin_manager::all_symbols_read): Add task parameter.
13369         (Plugin_manager::get_input_file): New function.
13370         (Plugin_manager::release_input_file): New function.
13371         (Plugin_manager::task_): New data member.
13372         (Pluginobj::Pluginobj): Add filesize parameter.
13373         (Pluginobj::filename): New function.
13374         (Pluginobj::descriptor): New function.
13375         (Pluginobj::filesize): New function.
13376         (Pluginobj::filesize_): New data member.
13377         (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
13378         * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
13379         File_read::claim_for_plugin; use Object::unlock to unlock the file.
13380
13381         * testsuite/Makefile.am (plugin_test_4): New test case for plugins
13382         with archive libraries.
13383         * testsuite/Makefile.in: Regenerate.
13384         * testsuite/plugin_test.c (struct sym_info): New type.
13385         (get_input_file, release_input_file): New static variables.
13386         (onload): Capture new transfer vector entries.
13387         (claim_file_hook): Stop reading at end of file according to filesize.
13388         Factor out parsing of readelf output into separate function.
13389         (all_symbols_read_hook): Exercise get_input_file and release_input_file
13390         APIs and get the source file name from the symbol table.  Convert
13391         source file name to corresponding object file name.  Print info
13392         message when adding new input files.
13393         (parse_readelf_line): New function.
13394         * testsuite/plugin_test_1.sh: Add checks for new info messages.
13395         * testsuite/plugin_test_2.sh: Likewise.
13396         * testsuite/plugin_test_3.sh: Likewise.
13397         * testsuite/plugin_test_4.sh: New test case.
13398
13399 2009-01-07  Ian Lance Taylor  <iant@google.com>
13400
13401         * version.cc (version_string): Bump to 1.8.
13402
13403 2008-12-23  Cary Coutant  <ccoutant@google.com>
13404
13405         * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
13406         * plugin.cc (Plugin_manager::finish): Rename as
13407         layout_deferred_objects.  Move cleanup to separate function.
13408         (Plugin_manager::cleanup): New function.
13409         (Plugin_finish::run): Call layout_deferred_objects and cleanup
13410         separately.
13411         * plugin.h (Plugin_manager::finish): Rename as
13412         layout_deferred_objects.
13413         (Plugin_manager::cleanup): New function.
13414         (Plugin_manager::cleanup_done): New field.
13415
13416 2008-12-23  Cary Coutant  <ccoutant@google.com>
13417
13418         * plugin.cc (is_visible_from_outside): New function.
13419         (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
13420         so we don't return "IR only" status for exported symbols or -r links.
13421
13422         * testsuite/Makefile.am (plugin_test_3): New test case.
13423         * testsuite/Makefile.in: Regenerate.
13424         * testsuite/plugin_test_3.sh: New file.
13425
13426 2008-12-22  Cary Coutant  <ccoutant@google.com>
13427
13428         * object.cc (Sized_relobj::layout_section): New function.
13429         (Sized_relobj::do_layout): Defer layout of input sections until after
13430         plugin has provided replacement files.
13431         (Sized_relobj::do_layout_deferred_sections): New function.
13432         * object.h (Relobj::set_section_offset): Remove virtual keyword.
13433         (Relobj::layout_deferred_sections): New function.
13434         (Relobj::do_layout_deferred_sections): New function.
13435         (Sized_relobj::do_layout_deferred_sections): New function.
13436         (Sized_relobj::layout_section): New function.
13437         (Sized_relobj::Deferred_layout): New structure.
13438         (Sized_relobj::deferred_layout_): New field.
13439         * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
13440         Change all callers.  Layout deferred sections.
13441         (class Plugin_finish): Renamed, was Plugin_cleanup.  Change all
13442         references.
13443         (Plugin_hook::run): Move code from do_plugin_hook inline.
13444         (Plugin_hook::do_plugin_hook): Remove.
13445         * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
13446         (Plugin_manager::finish): Renamed, was cleanup.
13447         (Plugin_manager::should_defer_layout): New function.
13448         (Plugin_manager::add_deferred_layout_object): New function.
13449         (Plugin_manager::Deferred_layout_list): New type.
13450         (Plugin_manager::deferred_layout_objects_): New field.
13451         (Plugin_hook::do_plugin_hook): Remove.
13452
13453 2008-12-17  Ian Lance Taylor  <iant@google.com>
13454
13455         * options.h (class General_options): Add --no case for
13456         --export-dynamic.
13457
13458 2008-12-16  Cary Coutant  <ccoutant@google.com>
13459
13460         * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
13461         vector.
13462         (Plugin_manager::claim_file): Create plugin object even if
13463         plugin did not call the add_symbols callback.
13464         (Plugin_obj::get_symbol_resolution_info): Guard against plugin
13465         asking for more symbols than were added.
13466         * testsuite/Makefile.am (plugin_test_1): Add test case with
13467         no global symbols.
13468         (empty.syms): New target.
13469         * testsuite/Makefile.in: Regenerate.
13470         * testsuite/plugin_test.c (claim_file_hook): Add new debug
13471         message. Don't call add_symbols if no globals.
13472         (all_symbols_read_hook): Don't provide replacement for empty
13473         claimed file.
13474
13475 2008-12-12  Ian Lance Taylor  <iant@google.com>
13476
13477         * target-reloc.h (Default_scan_relocatable_relocs): Only discard
13478         r_type == 0 for a local symbol with r_sym == 0.
13479         (scan_relocatable_relocs): Pass r_sym to
13480         local_non_section_strategy.
13481         * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
13482         r_sym parameter.
13483
13484         * configure.ac: Update test for TLS descriptors: they are
13485         supported as of glibc 2.9.
13486         * configure: Rebuild.
13487
13488 2008-12-11  Ian Lance Taylor  <iant@google.com>
13489
13490         PR 7091
13491         * target-reloc.h (Default_scan_relocatable_relocs): For each
13492         function, map r_type == 0 to RELOC_DISCARD.
13493
13494 2008-12-10  Cary Coutant  <ccoutant@google.com>
13495
13496         * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
13497         object to override a kept COMDAT group from a plugin object.
13498
13499 2008-12-09  Ian Lance Taylor  <iant@google.com>
13500
13501         PR 7088
13502         * yyscript.y (file_cmd): Handle INPUT.
13503
13504         * testsuite/initpri1.c: Change all declarations to be full
13505         prototypes by adding void, to avoid compiler warnings.
13506
13507 2008-12-05  Rafael Avila de Espindola  <espindola@google.com>
13508
13509         * options.cc (General_options::parse_plugin_opt): New.
13510         (General_options::add_plugin): The argument now is just the filename.
13511         (General_options::add_plugin_option): New.
13512         * options.h (plugin_opt): New.
13513         (add_plugin): Change argument name.
13514         (add_plugin_option): New.
13515         * plugin.cc (Plugin::load): Don't parse the plugin option.
13516         * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
13517         (Plugin::add_option): New.
13518         (Plugin::args_): Change type.
13519         (Plugin::filename_): New.
13520         (Plugin_manager::add_plugin_option): New.
13521         * testsuite/Makefile.am (plugin_test_1): Use new syntax.
13522         * testsuite/Makefile.in: Regenerate.
13523
13524 2008-12-05  Cary Coutant  <ccoutant@google.com>
13525
13526         * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
13527         Handle --strip-lto-sections option.
13528         * options.h (strip_lto_sections): New option.
13529
13530 2008-12-01  Cary Coutant  <ccoutant@google.com>
13531
13532         * plugin.cc (ld_plugin_message): Change format parameter to const.
13533         Fix mismatch between new[] and delete.
13534
13535 2008-11-14  Cary Coutant  <ccoutant@google.com>
13536
13537         * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
13538         instead of -1U.
13539
13540 2008-11-05  Craig Silverstein  <csilvers@google.com>
13541
13542         * options.cc (General_options::parse_dynamic_list): New function.
13543         * options.h (General_options): New flags dynamic_list,
13544         dynamic_list_data, dynamic_list_cpp_new, and
13545         dynamic_list_cpp_typeinfo.  New variable dynamic_list_.
13546         (General_options::in_dynamic_list): New function.
13547         * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
13548         (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
13549         (Lex::can_continue_name): Likewise.
13550         (yylex): Likewise.
13551         (read_script_file): New parameter script_options.
13552         (read_dynamic_list): New function.
13553         (Script_options::define_dynamic_list): New function.
13554         (dynamic_list_keyword_parsecodes): New variable.
13555         (dynamic_list_keywords): New variable.
13556         * script.h (Script_options::define_dynamic_list): New function
13557         prototype.
13558         (read_dynamic_list): New function prototype.
13559         * symtab.cc (strprefix): New macro.
13560         (Symbol::should_add_dynsym_entry): Support dynamic_list,
13561         dynamic_list_data, dynamic_list_cpp_new, and
13562         dynamic_list_cpp_typeinfo.
13563         * yyscript.y (PARSING_DYNAMIC_LIST): New token.
13564         (dynamic_list_expr): New rule.
13565         (dynamic_list_nodes): Likewise.
13566         (dynamic_list_node): Likewise.
13567         * testsuite/Makefile.am (dynamic_list): New test.
13568         * testsuite/Makefile.in: Regenerated.
13569         * testsuite/dynamic_list.t: New file.
13570         * testsuite/dynamic_list.sh: New file.
13571
13572 2008-11-05  Craig Silverstein  <csilvers@google.com>
13573
13574         * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
13575         * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
13576         (t11_last): Likewise.
13577         * testsuite/ver_test_6.c (main): Likewise.
13578
13579 2008-10-07  Cary Coutant  <ccoutant@google.com>
13580
13581         * options.c (General_options::finalize): Add check for -static and
13582         -shared.
13583         * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
13584         is not empty.
13585
13586 2008-10-02  Cary Coutant  <ccoutant@google.com>
13587
13588         * plugin.cc (make_sized_plugin_object): Fix conditional
13589         compilation to work when not all targets are enabled.
13590
13591 2008-09-29  Cary Coutant  <ccoutant@google.com>
13592
13593         * archive.cc (Archive::get_file_and_offset): Use filename instead
13594         of name to get library path.
13595         (Archive::include_member): Unlock external member of a thin archive.
13596
13597         * testsuite/Makefile.am (TEST_AR): New variable.
13598         (thin_archive_test_1): New test.
13599         (thin_archive_test_2): New test.
13600         * testsuite/Makefile.in: Regenerate.
13601         * testsuite/thin_archive_main.cc: New file.
13602         * testsuite/thin_archive_test_1.cc: New file.
13603         * testsuite/thin_archive_test_2.cc: New file.
13604         * testsuite/thin_archive_test_3.cc: New file.
13605         * testsuite/thin_archive_test_4.cc: New file.
13606
13607 2008-09-29  Cary Coutant  <ccoutant@google.com>
13608
13609         * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
13610         * object.cc (Sized_relobj::do_layout): Use constant invalid_address
13611         instead of -1U.
13612         (Sized_relobj::do_finalize_local_symbols): Likewise.
13613         (Sized_relobj::map_to_kept_section): Likewise.
13614         * object.h (Sized_relobj::invalid_address): New constant.
13615         (Sized_relobj::do_output_section_offset): Check for invalid_address
13616         and return -1ULL.
13617         * output.cc (Output_reloc::local_section_offset): Use constant
13618         invalid_address instead of -1U.
13619         (Output_reloc::get_address): Likewise.
13620         (Output_section::output_address): Change -1U to -1ULL.
13621         * output.h (Output_reloc::invalid_address): New constant.
13622         * reloc.cc (Sized_relobj::write_sections): Use constant
13623         invalid_address instead of -1U.
13624         (Sized_relobj::relocate_sections): Likewise.
13625         * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
13626         values for merge sections.
13627         * target-reloc.h (relocate_for_relocatable): Use constant
13628         invalid_address instead of -1U.
13629
13630 2008-09-19  Cary Coutant  <ccoutant@google.com>
13631
13632         Add plugin functionality for link-time optimization (LTO).
13633         * configure.ac (plugins): Add --enable-plugins option.
13634         * configure: Regenerate.
13635         * config.in: Regenerate.
13636         * Makefile.am (LIBDL): New variable.
13637         (CCFILES): Add plugin.cc.
13638         (HFILES): Add plugin.h.
13639         (ldadd_var): Add LIBDL.
13640         * Makefile.in: Regenerate.
13641
13642         * archive.cc: Include "plugin.h".
13643         (Archive::setup): Don't preread archive symbols when using a plugin.
13644         (Archive::get_file_and_offset): Add memsize parameter.  Change callers.
13645         (Archive::get_elf_object_for_member): Call plugin hooks for claiming
13646         files.
13647         (Archive::include_member): Add symbols from plugin objects.
13648         * archive.h (Archive::get_file_and_offset): Add memsize parameter.
13649         * descriptors.cc (Descriptors::open): Check for file descriptors
13650         abandoned by plugins.
13651         (Descriptors::claim_for_plugin): New function.
13652         * descriptors.h (Descriptors::claim_for_plugin): New function.
13653         (Open_descriptor::is_claimed): New field.
13654         (claim_descriptor_for_plugin): New function.
13655         * fileread.cc (File_read::claim_for_plugin): New function.
13656         * fileread.h (File_read::claim_for_plugin): New function.
13657         (File_read::descriptor): New function.
13658         * gold.cc: Include "plugin.h".
13659         (queue_initial_tasks): Add task to call plugin hooks for generating
13660         new object files.
13661         * main.cc: Include "plugin.h".
13662         (main): Load plugin libraries.
13663         * object.h (Pluginobj): Declare.
13664         (Object::pluginobj): New function.
13665         (Object::do_pluginobj): New function.
13666         (Object::set_target): New function.
13667         * options.cc: Include "plugin.h".
13668         (General_options::parse_plugin): New function.
13669         (General_options::General_options): Initialize plugins_ field.
13670         (General_options::add_plugin): New function.
13671         * options.h (Plugin_manager): Declare.
13672         (General_options): Add --plugin option.
13673         (General_options::has_plugins): New function.
13674         (General_options::plugins): New function.
13675         (General_options::add_plugin): New function.
13676         (General_options::plugins_): New field.
13677         * plugin.cc: New file.
13678         * plugin.h: New file.
13679         * readsyms.cc: Include "plugin.h".
13680         (Read_symbols::do_read_symbols): Check for archive before checking
13681         for ELF file.  Call plugin hooks to claim files.
13682         * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
13683         from a real object file; force override when processing replacement
13684         files.
13685         * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
13686         (Symbol::init_base_object): Likewise.
13687         (Symbol::init_base_output_data): Likewise.
13688         (Symbol::init_base_output_segment): Likewise.
13689         (Symbol::init_base_constant): Likewise.
13690         (Symbol::init_base_undefined): Likewise.
13691         (Symbol::output_section): Assert that object is not a plugin.
13692         (Symbol_table::add_from_pluginobj): New function.
13693         (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
13694         undefined.
13695         (Symbol_table::sized_write_globals): Likewise.
13696         (Symbol_table::add_from_pluginobj): Instantiate template.
13697         * symtab.h (Sized_pluginobj): Declare.
13698         (Symbol::in_real_elf): New function.
13699         (Symbol::set_in_real_elf): New function.
13700         (Symbol::in_real_elf_): New field.
13701         (Symbol_table::add_from_pluginobj): New function.
13702
13703         * testsuite/Makefile.am (AM_CFLAGS): New variable.
13704         (LIBDL): New variable.
13705         (LDADD): Add LIBDL.
13706         (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
13707         (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
13708         (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
13709         (MOSTLYCLEANFILES): Likewise.
13710         * testsuite/Makefile.in: Regenerate.
13711         * testsuite/plugin_test.c: New file.
13712         * testsuite/plugin_test_1.sh: New file.
13713         * testsuite/plugin_test_2.sh: New file.
13714
13715 2008-09-16  Ian Lance Taylor  <iant@google.com>
13716
13717         * target-reloc.h (relocate_section): Check whether a symbol is
13718         defined by the ABI before reporting an undefined symbol error.
13719         * target.h (Target::is_defined_by_abi): Make parameter const.
13720         (Target::do_is_defined_by_abi): Likewise.
13721         * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
13722         * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
13723         * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
13724         * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
13725         * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
13726         * testsuite/Makefile.in: Rebuild.
13727
13728         * fileread.cc (make_view): Add casts to avoid warning.
13729
13730 2008-09-16  Alexandre Oliva  <aoliva@redhat.com>
13731
13732         * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
13733         * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13734
13735 2008-09-16  Alexandre Oliva  <aoliva@redhat.com>
13736
13737         * options.h (General_options::output_is_executable): New.
13738         (General_options::output_is_pie): New.
13739         * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
13740         for shared libraries.
13741         * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13742
13743 2008-09-11  Chris Demetriou  <cgd@google.com>
13744
13745         * options.h (origin): New -z option.
13746         * layout.cc (Layout:finish_dynamic_section): If "-z origin"
13747         is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
13748         in DT_FLAGS_1.
13749
13750 2008-09-05  Cary Coutant  <ccoutant@google.com>
13751
13752         * fileread.cc (File_read::make_view): Add check for attempt to map
13753         beyond end of file.
13754
13755 2008-09-05  Cary Coutant  <ccoutant@google.com>
13756
13757         * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
13758         explicit instantiations.
13759
13760 2008-08-28  Kris Van Hees  <kris.van.hees@oracle.com>
13761
13762         PR gold/6858
13763         * options.cc (General_options::finalize): Allow undefined symbols
13764         in shlibs if linking -shared.
13765
13766         PR gold/6859
13767         * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
13768         symbols as not needing a dynsym entry.
13769
13770 2008-08-20  Craig Silverstein  <csilvers@google.com>
13771
13772         * fileread.cc (File_read::open): Do not lock the file unless it
13773         was successfully opened.
13774
13775 2008-08-14  Cary Coutant  <ccoutant@google.com>
13776
13777         * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
13778         Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
13779         * testsuite/tls_test.cc (struct int128): 128-bit struct
13780         for testing TLS relocs with non-zero addend.
13781         (v12): New TLS variable.
13782         (t12): New test.
13783         (t_last): Add check for v12.
13784         * testsuite/tls_test.h (t12): New function.
13785         * testsuite/tls_test_main.cc (thread_routine): Call new test.
13786
13787 2008-08-13  Ian Lance Taylor  <iant@google.com>
13788
13789         * layout.cc (Layout::attach_allocated_section_to_segment): Don't
13790         set tls_segment_ or relro_segment_.
13791         (Layout::make_output_segment): Set tls_segment_ and relro_segment_
13792         when appropriate.
13793         * output.h (Output_section::clear_is_relro): New function.
13794         * output.cc (Output_segment::add_output_section): Handle SHF_TLS
13795         sections specially even when output_data_ is empty.
13796         (Output_segment::maximum_alignment): When first section is relro,
13797         only force alignment for PT_LOAD segments.
13798         * script.cc (script_data_segment_align): New function.
13799         (script_data_segment_relro_end): New function.
13800         * script-c.h (script_data_segment_align): Declare.
13801         (script_data_segment_relro_end): Declare.
13802         * script-sections.h (class Script_sections): Declare
13803         data_segment_align and data_segment_relro_end.  Add fields
13804         segment_align_index_ and saw_relro_end_.
13805         * script-sections.cc (class Sections_element): Add set_is_relro
13806         virtual function.  Add new bool* parameter to place_orphan_here.
13807         Add get_output_section virtual function.
13808         (class Output_section_definition): Add set_is_relro.  Add new
13809         bool* parameter to place_orphan_here.  Add get_output_section.
13810         Add is_relro_ field.
13811         (Output_section_definition::Output_section_definition): Initialize
13812         evaluated_address_, evaluated_load_address, evaluated_addralign_,
13813         and is_relro_ fields.
13814         (Output_section_definition::place_orphan_here): Add is_relro
13815         parameter.
13816         (Output_section_definition::set_section_addresses): Set relro for
13817         output section.
13818         (Output_section_definition::alternate_constraint): Likewise.
13819         (class Orphan_output_section): Add new bool* parameter to
13820         place_orphan_here.  Add get_output_section.
13821         (Orphan_output_section::place_orphan_here): Add is_relro
13822         parameter.
13823         (Script_sections::Script_sections): Initialize
13824         data_segment_align_index_ and saw_relro_end_.
13825         (Script_sections::data_segment_align): New function.
13826         (Script_sections::data_segment_relro_end): New function.
13827         (Script_sections::place_orphan): Set or clear is_relro.
13828         (Script_sections::set_section_addresses): Force alignment of first
13829         TLS section.
13830         * yyscript.y (exp): Call script_data_segment_align and
13831         script_data_segment_relro_end.
13832         * testsuite/relro_script_test.t: New file.
13833         * testsuite/relro_test.cc (using_script): Declare.
13834         (t1, t2): Test using_script.
13835         * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
13836         (relro_script_test_SOURCES): Define.
13837         (relro_script_test_DEPENDENCIES): Define.
13838         (relro_script_test_LDFLAGS): Define.
13839         (relro_script_test_LDADD): Define.
13840         (relro_script_test.so): New target.
13841         * testsuite/Makefile.in: Rebuild.
13842
13843 2008-08-06  Cary Coutant <ccoutant@google.com>
13844
13845         * archive.cc (Archive::total_archives, Archive::total_members)
13846         (Archive::total_members_loaded): New variables.
13847         (Archive::setup): Add parameter.  Add option to preread
13848         archive symbols.
13849         (Archive::read_armap): Add counter.
13850         (Archive::get_file_and_offset): New function.
13851         (Archive::get_elf_object_for_member): New function.
13852         (Archive::read_all_symbols): New function.
13853         (Archive::read_symbols): New function.
13854         (Archive::add_symbols): Add counters.
13855         (Archive::include_all_members): Use armap to find members if it's
13856         already built.
13857         (Archive::include_member): Skip reading symbols if already read.
13858         Factored code into Archive::get_file_and_offset and
13859         Archive::get_elf_object_for_member.  Changed call to
13860         Mapfile::report_include_archive_member.
13861         (Archive::print_stats): New function.
13862         * archive.h: Declare Object and Read_symbols_data classes.
13863         (Archive::Archive): Add initializers for new members.
13864         (Archive::setup): Add parameter.
13865         (Archive::print_stats): New function.
13866         (Archive::total_archives, Archive::total_members)
13867         (Archive::total_members_loaded): New variables.
13868         (Archive::get_file_and_offset): New function.
13869         (Archive::get_elf_object_for_member): New function.
13870         (Archive::read_all_symbols): New function.
13871         (Archive::read_symbols): New function.
13872         (Archive::Archive_member): New class.
13873         (Archive::members_): New member.
13874         (Archive::num_members_): New member.
13875         * main.cc: Include archive.h.
13876         (main): Call Archive::print_stats.
13877         * mapfile.cc (Mapfile::report_include_archive_member): Delete
13878         archive parameter; member_name is now the fully-decorated name.
13879         * mapfile.h (Mapfile::report_include_archive_member): Likewise.
13880         * options.h: (General_options): Add --preread-archive-symbols option.
13881         * readsyms.cc (Read_symbols::do_read_symbols): Change call to
13882         Archive::setup.
13883
13884 2008-08-04  Ian Lance Taylor  <iant@google.com>
13885
13886         * symtab.h (Symbol::use_plt_offset): New function.
13887         * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
13888         * powerpc.cc (Relocate::relocate): Likewise.
13889         * sparc.cc (Relocate::relocate): Likewise.
13890         * x86_64.cc (Relocate::relocate): Likewise.
13891         * testsuite/weak_plt.sh: New test.
13892         * testsuite/weak_plt_main.cc: New test.
13893         * testsuite/weak_plt_shared.cc: New test.
13894         * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
13895         (check_PROGRAMS): Add weak_plt.
13896         (check_DATA): Add weak_plt_shared.so.
13897         (weak_plt_main_pic.o, weak_plt): New targets.
13898         (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
13899         * testsuite/Makefile.in: Rebuild.
13900
13901         * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
13902         gcctestdir/ld.
13903         (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
13904         * testsuite/Makefile.in: Rebuild.
13905
13906 2008-08-04  Alan Modra  <amodra@bigpond.net.au>
13907
13908         * Makefile.am (POTFILES.in): Set LC_ALL=C.
13909         * Makefile.in: Regenerate.
13910         * po/POTFILES.in: Regenerate.
13911
13912 2008-07-29  Ian Lance Taylor  <iant@google.com>
13913
13914         * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
13915         symbols before other symbols.
13916         * testsuite/script_test_2.cc (test_addr): Declare.
13917         (test_addr_alias): Declare.
13918         (main): Check that test_addr and test_addr_alias have the right
13919         values.
13920         * testsuite/script_test_2.t: Define test_addr_alias and
13921         test_addr.
13922
13923 2008-07-24  Ian Lance Taylor  <iant@google.com>
13924
13925         PR 5990
13926         * descriptors.cc: New file.
13927         * descriptors.h: New file.
13928         * gold-threads.h (class Hold_optional_lock): New class.
13929         * fileread.cc: Include "descriptors.h".
13930         (File_read::~File_read): Release descriptor rather than closing
13931         it.
13932         (File_read::open) [file]: Call open_descriptor rather than open.
13933         Set is_descriptor_opened_.
13934         (File_read::open) [memory]: Assert that descriptor is not open.
13935         (File_read::reopen_descriptor): New function.
13936         (File_read::release): Release descriptor.
13937         (File_read::do_read): Make non-const.  Reopen descriptor.
13938         (File_read::read): Make non-const.
13939         (File_read::make_view): Reopen descriptor.
13940         (File_read::do_readv): Likewise.
13941         * fileread.h (class File_read): Add is_descriptor_opened_ field.
13942         Update declarations.
13943         * layout.cc: Include "descriptors.h".
13944         (Layout::create_build_id): Use open_descriptor rather than open.
13945         * output.cc: Include "descriptors.h".
13946         (Output_file::open): Use open_descriptor rather than open.
13947         * archive.cc (Archive::const_iterator): Change Archive to be
13948         non-const.
13949         (Archive::begin, Archive::end): Make non-const.
13950         (Archive::count_members): Likewise.
13951         * archive.h (class Archive): Update declarations.
13952         * object.h (Object::read): Make non-const.
13953         * Makefile.am (CCFILES): Add descriptors.cc.
13954         (HFILES): Add descriptors.h.
13955         * Makefile.in: Rebuild.
13956
13957         PR 6716
13958         * gold.h: Always include <clocale>.  Add Solaris workarounds
13959         following code in binutils/sysdep.h.
13960
13961         PR 6048
13962         * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
13963         this->eh_frame_hdr_ is NULL before using it.
13964
13965         * dynobj.cc (Versions::Versions): Update comment.
13966
13967         * dynobj.cc (Versions::Versions): If there is an soname, use it as
13968         the base version name.
13969
13970         * stringpool.cc (Stringpool_template::add_with_length): Set key to
13971         array size plus one.
13972         (Stringpool_template::set_string_offsets): Subtract one from key
13973         before using it as an array index.
13974         (Stringpool_template::get_offset_with_length): Likewise.
13975         (Stringpool_template::write_to_buffer): Likewise.
13976         * stringpool.h (Stringpool_template::get_offset_from_key):
13977         Likewise.
13978
13979 2008-07-23  Ian Lance Taylor  <iant@google.com>
13980
13981         PR 6658
13982         * object.h (Merged_symbol_value::value): Do our best to handle a
13983         negative addend.
13984
13985         PR 6647
13986         * script.cc (Version_script_info::get_versions): Don't add empty
13987         version tag to return value.
13988         (Version_script_info::get_symbol_version_helper): Change return
13989         type to bool.  Add pversion parameter.  Change all callers.
13990         (script_register_vers_node): Don't require a non-NULL tag.
13991         * script.h (class Version_script_info): Update declarations.
13992         (Version_script_info::get_symbol_version): Change return type to
13993         bool.  Add version parameter.  Change all callers.
13994         * symtab.cc (Sized_symbol::add_from_relobj): Rework version
13995         handling.  Handle an empty version from a version script.
13996         (Symbol_table::define_special_symbol): Likewise.
13997         * testsuite/ver_test_10.script: New file.
13998         * testsuite/ver_test_10.sh: New file.
13999         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
14000         (check_DATA): Add ver_test_10.syms.
14001         (ver_test_10.syms, ver_test_10.so): New target.
14002         * testsuite/Makefile.in: Rebuild.
14003
14004 2008-07-23  Simon Baldwin  <simonb@google.com>
14005
14006         * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
14007         to zero for undefined symbols from dynamic libraries.
14008
14009 2008-07-23  Ian Lance Taylor  <iant@google.com>
14010
14011         * symtab.cc (Symbol_table::resolve): Remove version parameter.
14012         Change all callers.
14013         * symtab.h (class Symbol_table): Update declaration.
14014         * testsuite/ver_test_9.cc: New file.
14015         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
14016         (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
14017         (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
14018         (ver_test_9.so, ver_test_9.o): New targets.
14019         * testsuite/Makefile.in: Rebuild.
14020
14021 2008-07-22  Ian Lance Taylor  <iant@google.com>
14022
14023         * options.h (class General_options): Define --check-sections.
14024         * layout.cc (Layout::set_segment_offsets): Handle
14025         --check-sections.
14026
14027         * options.h (class General_options): Define -n/--nmagic and
14028         -N/--omagic.
14029         * options.cc (General_options::finalize): For -n/--nmagic or
14030         -N/--omagic, set -static.
14031         * layout.cc (Layout::attach_allocated_section_to_segment): If
14032         -N/--omagic, don't put read-only and read-write sections in
14033         different segments.
14034         (Layout::find_first_load_seg): If -N/--omagic, don't insist on
14035         finding a read-only segment.
14036         (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
14037         don't set the minimum segment alignment to the common page size,
14038         and don't set the file offset to the address modulo the page size.
14039         * script-sections.cc (Script_sections::create_segments): If
14040         -n/--omagic, don't put read-only and read-write sections in
14041         different segments.
14042
14043         * cref.cc: New file.
14044         * cref.h: New file.
14045         * options.h (class General_options): Add --print-symbol-counts.
14046         * main.cc (main): Issue defined symbol report if requested.
14047         * archive.cc (Archive::interpret_header): Make into a const member
14048         function.
14049         (Archive::add_symbols): Call Input_objects::archive_start and
14050         archive_stop.
14051         (Archive::const_iterator): Define new class.
14052         (Archive::begin, Archive::end): New functions.
14053         (Archive::include_all_members): Rewrite to use iterator.
14054         (Archive::count_members): New function.
14055         * archive.h (class Archive): Update declarations.
14056         (Archive::filename): New function.
14057         * object.cc: Include "cref.h".
14058         (Sized_relobj::Sized_relobj): Initialize defined_count_.
14059         (Sized_relobj::do_get_global_symbol_counts): New function.
14060         (Input_objects::add_object): Add object to cross-referencer.
14061         (Input_objects::archive_start): New function.
14062         (Input_objects::archive_stop): New function.
14063         (Input_objects::print_symbol_counts): New function.
14064         * object.h: Declare Cref and Archive.
14065         (Object::get_global_symbol_counts): New function.
14066         (Object::do_get_global_symbol_counts): New pure virtual function.
14067         (class Sized_relobj): Add defined_count_ field.  Update
14068         declarations.
14069         (class Input_objects): Add cref_ field.  Update constructor.
14070         Update declarations.
14071         * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
14072         defined_count_.
14073         (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
14074         symbol counts.
14075         (Sized_dynobj::do_get_global_symbol_counts): New function.
14076         * dynobj.h (class Sized_dynobj): Add fields symbols_ and
14077         defined_count_.  Update declarations.  Define Symbols typedef.
14078         * symtab.cc (Symbol_table::add_from_relobj): Add defined
14079         parameter.  Change all callers.
14080         (Symbol_table::add_from_dynobj): Add sympointers and defined
14081         parameters.  Change all callers.
14082         * symtab.h (class Symbol_table): Update declarations.
14083         * Makefile.am (CCFILES): Add cref.cc.
14084         (HFILES): Add cref.h.
14085         * Makefile.in: Rebuild.
14086
14087 2008-07-22  Simon Baldwin  <simonb@google.com>
14088
14089         * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
14090         to zero when writing undefined symbols.
14091
14092 2008-07-22  Ian Lance Taylor  <iant@google.com>
14093
14094         * output.cc (Output_section::add_input_section): Don't try to
14095         merge empty merge sections.
14096
14097 2008-07-21  Craig Silverstein  <csilvers@google.com>
14098
14099         * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
14100         Include symbol version in error message.
14101
14102 2008-07-20  Chris Demetriou  <cgd@google.com>
14103
14104         * configure.ac (gold_cv_c_random_seed): New configured variable.
14105         (RANDOM_SEED_CFLAGS): New substituted variable.
14106         * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
14107         * configure: Rebuild.
14108         * Makefile.in: Likewise.
14109         * testsuite/Makefile.in: Likewise.
14110
14111 2008-07-18  Ian Lance Taylor  <iant@google.com>
14112
14113         * symtab.cc (Symbol_table::add_from_object): Rewrite the case
14114         where we see NAME/NULL and NAME/VERSION  as separate symbols.
14115         * testsuite/ver_test_main.cc (main): Call t4.
14116         (t4, t4_2a): Define.
14117         * testsuite/ver_test_2.cc (t4_2): Define.
14118         * testsuite/ver_test_2.script: Put t4_2a in VER2.
14119         * testsuite/ver_test_4.cc (t4_2a): Define.
14120         * testsuite/ver_test_4.script: Put t4_2a in VER2.
14121         * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
14122
14123 2008-07-17  Ian Lance Taylor  <iant@google.com>
14124
14125         * dynobj.cc (Versions::add_def): If we give an error about a
14126         missing version, go ahead and create the version anyhow.
14127
14128 2008-07-10  Ian Lance Taylor  <iant@google.com>
14129
14130         Handle output sections with more than 0x7fffffff bytes.
14131         * object.h (class Relobj): Change map_to_output_ to
14132         output_sections_, and just keep a section pointer.  Change all
14133         uses.  Move comdat group support to Sized_relobj.
14134         (Relobj::is_section_specially_mapped): Remove.
14135         (Relobj::output_section): Remove poff parameter.  Change all
14136         callers.
14137         (Relobj::output_section_offset): New function.
14138         (Relobj::set_section_offset): Rewrite.
14139         (Relobj::map_to_output): Remove.
14140         (Relobj::output_sections): New function.
14141         (Relobj::do_output_section_offset): New pure virtual function.
14142         (Relobj::do_set_section_offset): Likewise.
14143         (class Sized_relobj): Add section_offsets_ field.  Add comdat
14144         group support from Relobj.  Update declarations.
14145         (Sized_relobj::get_output_section_offset): New function.
14146         (Sized_relobj::do_output_section_offset): New function.
14147         (Sized_relobj::do_set_section_offset): New function.
14148         * object.cc (Relobj::output_section_address): Remove.
14149         (Sized_relobj::Sized_relobj): Initialize new fields.
14150         (Sized_relobj::include_section_group): Cast find_kept_object to
14151         Sized_relobj.
14152         (Sized_relobj::include_linkonce_section): Likewise.
14153         (Sized_relobj::do_layout): Use separate arrays for output section
14154         and output offset.
14155         (Sized_relobj::do_count_local_symbols): Change map_to_output to
14156         output_sections.
14157         (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
14158         output_sections and section_offsets.
14159         (Sized_relobj::write_local_symbols): Likewise.
14160         (map_to_kept_section): Compute output address directly.
14161         * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
14162         output_sections and section_offsets.
14163         (Sized_relobj::write_sections): Likewise.
14164         (Sized_relobj::relocate_sections): Likewise.
14165         * symtab.cc (sized_finalize_symbol): Use output_section_offset.
14166         * output.h (class Output_reloc): Update declarations.  Change
14167         u2_.relobj to Sized_relobj*.
14168         (class Output_data_reloc): Change add functions to use
14169         Sized_relobj*.
14170         * output.cc (Output_reloc::Output_reloc): Change relobj to
14171         Sized_relobj*.
14172         (Output_reloc::local_section_offset): Change return type to
14173         Elf_Addr.  Use get_output_section_offset.
14174         (Output_reloc::get_address): Likewise.
14175         (Output_section::is_input_address_mapped): Don't call
14176         is_section_specially_mapped.
14177         (Output_section::output_offset): Likewise.
14178         (Output_section::output_address): Likewise.
14179         (Output_section::starting_output_address): Likewise.
14180         * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
14181         parameter to Sized_relobj*.
14182         (Copy_relocs::need_copy_reloc): Likewise.
14183         (Copy_relocs::save): Likewise.
14184         * copy-relocs.h (class Copy_relocs): Update declarations.
14185         (class Copy_relocs::Copy_reloc_entry): Change constructor to use
14186         Sized_relobj*.  Change relobj_ field to Sized_relobj*.
14187         * target-reloc.h (relocate_for_relocatable): Change
14188         offset_in_output_section type to Elf_Addr.  Change code that uses
14189         it as well.
14190         * layout.cc (Layout::layout): Always set *off.
14191         * mapfile.cc (Mapfile::print_input_section): Use
14192         output_section_offset.
14193         * i386.cc (Target_i386::copy_reloc): Change object parameter to
14194         Sized_relobj*.
14195         * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
14196         * sparc.cc (Target_sparc::copy_reloc): Likewise.
14197         * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
14198
14199 2008-07-03  Ian Lance Taylor  <iant@google.com>
14200
14201         * layout.cc (Layout::include_section): Do not discard unrecognized
14202         SHT_STRTAB sections.
14203
14204 2008-06-30  Craig Silverstein  <csilvers@cs.stanford.edu>
14205
14206         * script.cc (Lex::can_continue_name): Make '?' allowable in
14207         version-script names.
14208         * testsuite/version_script.map: Change glob pattern to use '?'
14209
14210 2008-06-30  Manish Singh  <yosh@gimp.org>
14211
14212         PR 6585
14213         * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
14214         Correct typo.
14215
14216 2008-06-30  Ian Lance Taylor  <iant@google.com>
14217
14218         PR 6660
14219         PR 6682
14220         * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
14221         versions]: Don't try to read the value in the contents, since we
14222         don't use it.  Use the template endianness when writing.
14223
14224 2008-06-25  Cary Coutant  <ccoutant@google.com>
14225
14226         * fileread.cc (File_read::make_view): Assert on zero-length view.
14227         * object.cc (Sized_relobj::do_read_symbols): Don't try to read
14228         symbol table when there are no symbols to read.
14229
14230 2008-06-23  Craig Silverstein  <csilvers@google.com>
14231
14232         * version.cc (version_string): Bump to 1.7
14233
14234 2008-06-18  Craig Silverstein  <csilvers@google.com>
14235
14236         * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
14237         constant 0xFFFF to type Valtype.
14238         (Powerpc_relocate_functions::rel16_ha): Likewise.
14239
14240 2008-06-17  Ian Lance Taylor  <iant@google.com>
14241
14242         * output.h (Output_section::Input_section): Initialize p2align_ to
14243         zero for Output_section_data constructors.
14244         (Output_section::Input_section::addralign): If not an input
14245         section, return the alignment of the Output_section_data.
14246         * testsuite/copy_test.cc: New file.
14247         * testsuite/copy_test_1.cc: New file.
14248         * testsuite/copy_test_2.cc: New file.
14249         * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
14250         (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
14251         (copy_test_LDFLAGS, copy_test_LDADD): New variables.
14252         (copy_test_1_pic.o, copy_test_1.so): New targets.
14253         (copy_test_2_pic.o, copy_test_2.so): New targets.
14254         * testsuite/Makefile.in: Rebuild.
14255
14256         * script-sections.cc (Script_sections::place_orphan): Initialize
14257         local variable exact.
14258
14259 2008-06-13  David Edelsohn  <edelsohn@gnu.org>
14260
14261         * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
14262
14263 2008-06-12  David Edelsohn  <edelsohn@gnu.org>
14264             David S. Miller  <davem@davemloft.net>
14265
14266         * powerpc.cc: New file.
14267         * Makefile.am (TARGETSOURCES): Add powerpc.cc
14268         (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
14269         * configure.tgt: Add entries for powerpc-* and powerpc64-*.
14270         * Makefile.in: Rebuild.
14271
14272 2008-06-09  Ian Lance Taylor  <iant@google.com>
14273
14274         * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
14275         <exception>.
14276         (throwing, orig_terminate): New static variables.
14277         (terminate_handler): New static function.
14278         (t2): Set terminate handler.
14279
14280 2008-06-05  Kris Van Hees  <kris.van.hees@oracle.com>
14281
14282         PR 6584
14283         * binary.cc (Binary_to_elf::sized_convert): Fix .data
14284         alignment.
14285
14286 2008-05-30  Cary Coutant  <ccoutant@google.com>
14287
14288         * archive.cc (Archive::include_all_members) Correct to step
14289         over symbol table and extended name table in thin archives.
14290
14291 2008-05-29  Kris Van Hees  <kris.van.hees@oracle.com>
14292
14293         PR 6407
14294         * target-reloc.h (relocate_for_relocatable): Fix new_offset
14295         calculation.
14296
14297 2008-05-28  Caleb Howe  <cshowe@google.com>
14298
14299         * reduced_debug_output.cc: New file.
14300         * reduced_debug_output.h: New file.
14301         * options.h (class General_options): Add --strip-debug-non-line.
14302         * options.cc (General_options::finalize): Add strip_debug_non_line
14303         to the strip heirarchy.
14304         * layout.h (class Layout): Add debug_abbrev_ and debug_info_
14305         fields.
14306         * layout.cc: Include "reduced_debug_output.h".
14307         (Layout::Layout): Initialize new fields.
14308         (line_only_debug_sections): New static array.
14309         (is_lines_only_debug_sections): New static inline function.
14310         (Layout::include_section): Handle --strip-debug-non-line.
14311         (Layout::make_output_section): If --strip-debug-non-line, build
14312         new output sections for .debug_abbrev and .debug_info.
14313         * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
14314         gold.  Warn about possible overflow.
14315         (read_signed_LEB_128): Likewise.
14316         * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
14317         (read_signed_LEB_128): Declare.
14318         * Makefile.am (CCFILES): Add reduced_debug_output.cc.
14319         (HFILES): Add reduced_debug_output.h.
14320         * Makefile.in: Rebuild.
14321
14322 2008-05-21  Ian Lance Taylor  <iant@google.com>
14323
14324         * mapfile.cc: New file.
14325         * mapfile.h: New file.
14326         * options.h (class General_options): Add -M/--print-map and -Map.
14327         * options.cc (General_options::finalize): Make -M equivalent to
14328         -Map -.
14329         * main.cc: Include <cstdio> and "mapfile.h".
14330         (main): Open mapfile if requested.
14331         * gold.cc (class Middle_runner): Add mapfile_ field.  Update
14332         constructor.  Change caller.
14333         (queue_initial_tasks): Add mapfile parameter.  Change caller.
14334         (queue_middle_tasks): Likewise.
14335         * gold.h (queue_initial_tasks, queue_middle_tasks): Update
14336         declarations.
14337         * archive.cc: Include "mapfile.h".
14338         (Archive::add_symbols): Add mapfile parameter.  Change all
14339         callers.  Pass mapfile, symbol, and reason to include_member.
14340         (Archive::include_all_members): Add mapfile parameter.  Change all
14341         callers.
14342         (Archive::include_member): Add mapfile, sym, and why parameters.
14343         Change all callers.  Report inclusion to map file.
14344         * archive.h: Include "fileread.h".
14345         (class Archive): Update declarations.
14346         (Archive::file): New const method.
14347         (class Add_archive_symbols): Add mapfile_ field.  Update
14348         constructor.  Change all callers.
14349         * readsyms.h (class Read_symbols): Likewise.
14350         (class Finish_group): Likewise.
14351         (class Read_script): Likewise.
14352         * common.cc: Include "mapfile.h".
14353         (Symbol_table::allocate_commons): Add mapfile parameter.  Change
14354         all callers.
14355         (Symbol_table::do_allocate_commons): Likewise.
14356         (Symbol_table::do_allocate_commons_list): Likewise.  Report common
14357         symbol allocation to mapfile.
14358         * common.h (class Allocate_commons_task): Add mapfile_ field.
14359         Update constructor.  Change all callers.
14360         * symtab.h (class Symbol_table): Update declarations.
14361         * layout.cc: Include "mapfile.h".
14362         (Layout_task_runner::run): Print information to mapfile.
14363         (Layout::create_gold_note): Change Output_data_fixed_space to
14364         Output_data_zero_fill.
14365         (Layout::create_build_id): Likewise.
14366         (Layout::print_to_mapfile): New function.
14367         * layout.h (class Layout_task_runner): Add mapfile_ field.  Update
14368         constructor.  Change caller.
14369         (class Layout): Declare print_to_mapfile.
14370         * output.cc (Output_section::Input_section::print_to_mapfile): New
14371         function.
14372         (Output_section::add_input_section): If producing a map, always
14373         add to input_sections_ list.
14374         (Output_section::do_print_to_mapfile): New function.
14375         (Output_segment::print_sections_to_mapfile): New function.
14376         (Output_segment::print_section_list_to_mapfile): New function.
14377         * output.h: Include "mapfile.h".
14378         (Output_data::print_to_mapfile): New function.
14379         (Output_data::do_print_to_mapfile): New virtual function.
14380         (Output_segment_headers::do_print_to_mapfile): New function.
14381         (Output_file_header::do_print_to_mapfile): New function.
14382         (Output_data_const::do_print_to_mapfile): New function.
14383         (class Output_data_const_buffer): Add map_name_ field.  Update
14384         constructor.  Change all callers.  Add do_print_to_mapfile
14385         function.
14386         (class Output_data_fixed_space): Likewise.
14387         (class Output_data_space): Likewise.
14388         (class Output_data_zero_fill): New class.
14389         (Output_data_strtab::do_print_to_mapfile): New function.
14390         (Output_data_reloc_base::do_print_to_mapfile): New function.
14391         (Output_relocatable_relocs::do_print_to_mapfile): New function.
14392         (Output_data_group::do_print_to_mapfile): New function.
14393         (Output_data_got::do_print_to_mapfile): New function.
14394         (Output_data_dynamic::do_print_to_mapfile): New function.
14395         (Output_symtab_xindex::do_print_to_mapfile): New function.
14396         (class Output_section): Declare do_print_to_mapflie.  Declare
14397         print_to_mapfile in Input_section.
14398         (class Output_segment): Declare new functions.
14399         * object.h (Sized_relobj::symbol_count): New function.
14400         * script-sections.cc
14401         (Output_section_element_dot_assignment::set_section_addresses):
14402         Change Output_data_fixed_space to Output_data_zero_fill.
14403         (Output_data_expression::do_print_to_mapfile): New function.
14404         * script.cc (read_input_script): Add mapfile parameter.  Change
14405         all callers.
14406         * script.h (read_input_script): Update declaration.
14407         * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
14408         (Eh_frame::do_print_to_mapfile): New function.
14409         * merge.h (Output_merge_data::do_print_to_mapfile): New function.
14410         (Output_merge_string::do_print_to_mapfile): New function.
14411         * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
14412         function.
14413         * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
14414         function.
14415         * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
14416         function.
14417         * Makefile.am (CCFILES): Add mapfile.cc.
14418         (HFILES): Add mapfile.h.
14419         * Makefile.in: Rebuild.
14420
14421 2008-05-19  Ian Lance Taylor  <iant@google.com>
14422
14423         * options.h (class General_options): Add -z relro.
14424         * layout.cc (Layout::Layout): Initialize relro_segment_.
14425         (Layout::add_output_section_data): Return the output section.
14426         (Layout::make_output_section): Rcognize relro sections and mark
14427         them appropriately.
14428         (Layout::attach_allocated_section_to_segment): Put relro sections
14429         in a PT_GNU_RELRO segment.
14430         (Layout::create_initial_dynamic_sections): Mark the .dynamic
14431         section as relro.
14432         (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
14433         PT_TLS segments.
14434         (Layout::linkonce_mapping): Map d.rel.ro.local to
14435         .data.rel.ro.local.
14436         (Layout::output_section_name): Us .data.rel.ro.local for any
14437         section which begins with that.
14438         * layout.h (class Layout): Update add_output_section_data
14439         declaration.  Add relro_segment_ field.
14440         * output.cc (Output_section::Output_section): Initialize is_relro_
14441         and is_relro_local_ fields.
14442         (Output_segment::add_output_section): Group relro sections.
14443         (Output_segment::is_first_section_relro): New function.
14444         (Output_segment::maximum_alignment): If there is a relro section,
14445         align the segment to the common page size.
14446         (Output_segment::set_section_addresses): Track whether we are
14447         looking at relro sections.  If the last section is a relro
14448         section, align to the common page size.
14449         (Output_segment::set_section_list_addresses): Add in_relro
14450         parameter.  Change all callers.  Align to the page size when
14451         moving from relro to non-relro section.
14452         (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
14453         segment.
14454         * output.h (class Output_section): Add is_relro_ and
14455         is_relro_local_ fields.
14456         (Output_section::is_relro): New function.
14457         (Output_section::set_is_relro): New function.
14458         (Output_section::is_relro_local): New function.
14459         (Output_section::set_is_relro_local): New function.
14460         (class Output_segment): Update declarations.
14461         * i386.cc (Target_i386::got_section): Mark .got section as relro.
14462         * sparc.cc (Target_sparc::got_section): Likewise.
14463         * x86_64.cc (Target_x86_64::got_section): Likewise.
14464         * testsuite/relro_test_main.cc: New file.
14465         * testsuite/relro_test.cc: New file.
14466         * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
14467         (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
14468         (relro_test_LDFLAGS, relro_test_LDADD): New variables.
14469         (relro_test.so, relro_test_pic.o): New targets.
14470         * testsuite/Makefile.in: Rebuild.
14471
14472 2008-05-16  Ian Lance Taylor  <iant@google.com>
14473
14474         * output.cc (Output_segment::add_output_section): Remove front
14475         parameter.
14476         * output.h (class Output_segment): Remove
14477         add_initial_output_section and overloaded add_output_section.
14478         Update declaration of remaining add_output_section.
14479         * layout.cc (Layout::create_interp): Call add_output_section
14480         rather than add_initial_output_section.
14481         (Layout::finish_dynamic_section): Likewise.
14482
14483         * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
14484         for TLS_GOTDESC and TLS_DESC_CALL.  Only optimize TLS_LDO_32 if we
14485         know the dynamic type.
14486         * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
14487         field.  Initialize it in constructor.
14488         (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
14489         block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
14490         Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
14491         reloc.
14492
14493         * output.cc (Output_reloc::get_address): Change return type to
14494         Elf_Addr.
14495         * output.h (class Output_reloc): Update get_address declaration.
14496         * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
14497         for section addresses.
14498
14499 2008-05-09  Ian Lance Taylor  <iant@google.com>
14500
14501         PR 6493
14502         * gold.cc (gold_nomem): Use return value of write.
14503
14504 2008-05-08  Ian Lance Taylor  <iant@google.com>
14505
14506         * symtab.c (Symbol::init_base_output_data): Add version
14507         parameter.  Change all callers.
14508         (Symbol::init_base_output_segment): Likewise.
14509         (Symbol::init_base_constant): Likewise.
14510         (Symbol::init_base_undefined): Likewise.
14511         (Sized_symbol::init_output_data): Likewise.
14512         (Sized_symbol::init_output_segment): Likewise.
14513         (Sized_symbol::init_constant): Likewise.
14514         (Sized_symbol::init_undefined): Likewise.
14515         (Symbol_table::do_define_in_output_data): If the new symbol has a
14516         version, mark it as the default.
14517         (Symbol_table::do_define_in_output_segment): Likewise.
14518         (Symbol_table::do_define_as_constant): Likewise.
14519         * symtab.h (class Symbol): Update declarations.
14520         (class Sized_symbol): Likewise.
14521         * resolve.cc (Symbol::override_version): New function.
14522         (Symbol::override_base): Call override_version.
14523         (Symbol::override_base_with_special): Likewise.
14524         * testsuite/ver_script_8.script: New file.
14525         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
14526         (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
14527         (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
14528         (ver_test_8_1.so, ver_test_8_2.so): New targets.
14529
14530 2008-05-06  Ian Lance Taylor  <iant@google.com>
14531
14532         PR 6049
14533         * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
14534         functions.
14535         (class General_options): Remove existing --undefined, and add
14536         --no-undefined instead.  Add new --undefined as synonym for -u.
14537         * archive.cc (Archive::add_symbols): Check whether symbol was
14538         named with -u.
14539         * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
14540         * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
14541         all uses.  Add IS_UNDEFINED.  Update declarations to split
14542         different versions of init_base.  Declare init_base_undefined.
14543         (Symbol::is_defined): Handle IS_UNDEFINED.
14544         (Symbol::is_undefined): Likewise.
14545         (Symbol::is_weak_undefined): Call is_undefined.
14546         (Symbol::is_absolute): Handle IS_CONSTANT.
14547         (class Sized_symbol): Update declarations to split different
14548         versions of init.  Declare init_undefined.
14549         (class Symbol_table): Declare new functions.
14550         * symtab.cc (Symbol::init_base_object): Rename from init_base.
14551         Change all callers.
14552         (Symbol::init_base_output_data): Likewise.
14553         (Symbol::init_base_output_segment): Likewise.
14554         (Symbol::init_base_constant): Likewise.
14555         (Symbol::init_base_undefined): New function.
14556         (Sized_symbol::init_object): Rename from init.  Change all
14557         callers.
14558         (Sized_symbol::init_output_data): Likewise.
14559         (Sized_symbol::init_output_segment): Likewise.
14560         (Sized_symbol::init_constant): Likewise.
14561         (Sized_symbol::init_undefined): New function.
14562         (Symbol_table::add_undefined_symbols_from_command_line): New
14563         function.
14564         (Symbol_table::do_add_undefined_symbols_from_command_line): New
14565         function.
14566         (Symbol::final_value_is_known): Handle IS_UNDEFINED.
14567         (Symbol::output_section): Likewise.
14568         (Symbol::set_output_section): Likewise.
14569         (Symbol_table::sized_finalize_symbol): Likewise.
14570         (Symbol_table::sized_write_globals): Likewise.
14571         * resolve.cc (Symbol_table::should_override): Likewise.
14572         (Symbol::override_base_with_special): Likewise.
14573
14574         * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
14575         symbol, change it to have default visibility.
14576         * testsuite/protected_1.cc: New file.
14577         * testsuite/protected_2.cc: New file.
14578         * testsuite/protected_3.cc: New file.
14579         * testsuite/protected_main_1.cc: New file.
14580         * testsuite/protected_main_2.cc: New file.
14581         * testsuite/protected_main_3.cc: New file.
14582         * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
14583         (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
14584         (protected_1_LDFLAGS, protected_1_LDADD): Define.
14585         (protected_1.so): New target.
14586         (protected_1_pic.o, protected_2_pic.o): New targets.
14587         (protected_3_pic.o): New target.
14588         (check_PROGRAMS): Add protected_2.
14589         (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
14590         (protected_2_LDFLAGS, protected_2_LDADD): Define.
14591         * testsuite/Makefile.in: Rebuild.
14592
14593         * options.h (DEFINE_var): Add set_user_set_##varname__.
14594         (DEFINE_bool_alias): New macro.
14595         (class General_options): Define -Bstatic using DEFINE_bool_alias
14596         rather than DEFINE_special.  Add --undefined as an alias for -z
14597         defs.
14598         * options.cc (General_options::parse_Bstatic): Remove.
14599
14600         * options.h (class General_options): Add --fatal-warnings.
14601         * main.cc (main): Implement --fatal-warnings.
14602         * errors.h (Errors::warning_count): New function.
14603
14604         * options.h (class General_options): Add -Bsymbolic-functions.
14605         * symtab.h (Symbol::is_preemptible): Check for
14606         -Bsymbolic-functions.
14607
14608 2008-05-05  Ian Lance Taylor  <iant@google.com>
14609
14610         * options.h (DEFINE_bool): For DASH_Z, create the negative option
14611         as noVARNAME rather than no-VARNAME.
14612         (class General_options): Add option -z combreloc.
14613         * output.h (class Output_reloc) [SHT_REL]: Declare compare and
14614         get_address.
14615         (Output_reloc::sort_before) [SHT_REL]: New function.
14616         (Output_reloc::sort_before) [SHT_RELA]: New function.
14617         (class Output_data_reloc_base): Add sort_relocs_ field.  Define
14618         Sort_relocs_comparison.
14619         (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
14620         parameter.  Change all callers.
14621         (Output_data_reloc::Output_data_reloc) [both versions]: Add
14622         sort_relocs parameter.  Change all callers.
14623         * output.cc (Output_reloc::get_address): New function, broken out
14624         of write_rel.
14625         (Output_reloc::write_rel): Call it.
14626         (Output_reloc::compare): New function.
14627         (Output_data_reloc_base::do_write): Optionally sort relocs.
14628
14629         * configure.ac: If targ_extra_obj is set, link it in.
14630         * configure.tgt: Initialize all variables.
14631         (x86_64*): Set targ_extra_obj and targ_extra_size.
14632         * configure: Rebuild.
14633
14634         * object.cc (Sized_relobj::include_section_group): Adjust section
14635         indexes read from group data.  Build vector to pass to
14636         layout_group.
14637         * layout.cc (Layout::layout_group): Add flags and shndxes
14638         parameters.  Remove contents parameter.  Change caller.  Update
14639         explicit instantiations.
14640         * layout.h (class Layout): Update layout_group declaration.
14641         * output.cc (Output_data_group::Output_data_group): Add flags and
14642         input_shndxes parameters.  Remove contents parameter.  Change
14643         caller.
14644         (Output_data_group::do_write): Change input_sections_ to
14645         input_shndxes_.
14646         * output.h (class Output_data_group): Update constructor
14647         declaration.  Rename input_sections_ to input_shndxes_.
14648         * testsuite/many_sections_test.cc: Add template.
14649
14650 2008-04-30  Cary Coutant  <ccoutant@google.com>
14651
14652         * target-reloc.h (relocate_section): Fix dead-pointer bug.
14653
14654         * layout.cc (Layout::include_section): Refactored check for debug
14655         info section.
14656         (Layout::add_comdat): Add new parameters.  Change type
14657         of signature parameter.  Add object and shndx to signatures table.
14658         (Layout::find_kept_object): New function.
14659         * layout.h: Include <cstring>.
14660         (Layout::is_debug_info_section): New function.
14661         (Layout::add_comdat): Add new parameters.
14662         (Layout::find_kept_object): New function.
14663         (Layout::Kept_section): New struct.
14664         (Layout::Signatures): Change type of map range.
14665         * object.cc (Relobj::output_section_address): New function.
14666         (Sized_relobj::include_section_group): Add new parameters.  Change
14667         calls to Layout::add_comdat.  Change to build table of kept comdat
14668         groups and table mapping discarded sections to kept sections.
14669         (Sized_relobj::include_linkonce_section): Likewise.  Add new parameter.
14670         (Sized_relobj::do_layout): Change calls to include_section_group and
14671         include_linkonce_section.
14672         (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
14673         value to zero when section is discarded.
14674         (Sized_relobj::map_to_kept_section): New function.
14675         * object.h (Relobj::output_section_address): New function.
14676         (Relobj::Comdat_group): New type.
14677         (Relobj::find_comdat_group): New function.
14678         (Relobj::Comdat_group_table): New type.
14679         (Relobj::Kept_comdat_section): New type.
14680         (Relobj::Kept_comdat_section_table): New type.
14681         (Relobj::add_comdat_group): New function.
14682         (Relobj::set_kept_comdat_section): New function.
14683         (Relobj::get_kept_comdat_section): New function.
14684         (Relobj::comdat_groups_): New field.
14685         (Relobj::kept_comdat_sections_): New field.
14686         (Symbol_value::input_value): Update comment.
14687         (Sized_relobj::map_to_kept_section) New function.
14688         (Sized_relobj::include_linkonce_section): Add new parameter.
14689         * target-reloc.h (Comdat_behavior): New type.
14690         (get_comdat_behavior): New function.
14691         (relocate_section): Add code to map a discarded section to the
14692         corresponding kept section when applying a relocation.
14693
14694 2008-04-30  Craig Silverstein  <csilvers@google.com>
14695
14696         * dwarf_reader.cc (next_generation_count): New static var.
14697         (Addr2line_cache_entry): New struct.
14698         (addr2line_cache): New static var.
14699         (Dwarf_line_info::one_addr2line): Added caching.
14700         (Dwarf_line_info::clear_addr2line_cache): New function.
14701         * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
14702         cache-size parameter.
14703         (Dwarf_line_info::one_addr2line_cache): New function.
14704         * symtab.cc (Symbol_table::detect_odr_violations): Pass
14705         new cache-size argument to one_addr2line(), and clear cache.
14706
14707 2008-04-28  Cary Coutant  <ccoutant@google.com>
14708
14709         * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
14710         R_386_PC8 relocations.
14711
14712 2008-04-23  Ian Lance Taylor  <iant@google.com>
14713
14714         * object.cc (Sized_relobj::include_section_group): Check for
14715         invalid section group.
14716
14717         * object.cc (make_elf_object): Correct test for 64-bit ELF file
14718         header size.
14719
14720         * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
14721         than read for file header.
14722         * archive.cc (Archive::include_member): Likewise.
14723
14724 2008-04-23  Paolo Bonzini  <bonzini@gnu.org>
14725
14726         * aclocal.m4: Regenerate.
14727         * configure: Regenerate.
14728
14729 2008-04-19  Ian Lance Taylor  <iant@google.com>
14730
14731         * version.cc (version_string): Bump to 1.6.
14732
14733         * testsuite/Makefile.am (many_sections_r_test): New target.
14734         (many_sections_r_test_SOURCES): Remove.
14735         (many_sections_r_test_DEPENDENCIES): Remove.
14736         (many_sections_r_test_LDFLAGS): Remove.
14737         (many_sections_r_test_LDADD): Remove.
14738
14739         * object.cc (Sized_relobj::do_add_symbols): Always pass
14740         local_symbol_count_ to add_from_relobj.
14741
14742         * testsuite/Makefile.am (many_sections_check.h): Only check one in
14743         every thousand variables.
14744         * testsuite/Makefile.in: Rebuild.
14745
14746         * object.cc (Xindex::initialize_symtab_xindex): New function.
14747         (Xindex::read_symtab_xindex): New function.
14748         (Xindex::sym_xindex_to_shndx): New function.
14749         (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
14750         available.
14751         (Sized_relobj::do_initialize_xindex): New function.
14752         (Sized_relobj::do_read_symbols): Adjust section links.
14753         (Sized_relobj::symbol_section_and_value): Add is_ordinary
14754         parameter.  Change all callers.
14755         (Sized_relobj::include_section_group): Adjust section links and
14756         symbol section indexes.
14757         (Sized_relobj::do_layout): Adjust section links.
14758         (Sized_relobj::do_count_local_symbols): Adjust section links and
14759         symbol section indexes.
14760         (Sized_relobj::do_finalize_local_symbols): Distinguish between
14761         ordinary and special symbols.
14762         (Sized_relobj::write_local_symbols): Add symtab_xindex and
14763         dynsym_xindex parameters.  Change all callers.  Adjust section
14764         links.  Use SHN_XINDEX when needed.
14765         (Sized_relobj::get_symbol_location_info): Adjust section links.
14766         Don't get fooled by special symbols.
14767         * object.h (class Xindex): Define.
14768         (class Object): Add xindex_ parameter.  Declare virtual functoin
14769         do_initialize_xindex.
14770         (Object::adjust_sym_shndx): New function.
14771         (Object::set_xindex): New protected function.
14772         (class Symbol_value): Add is_ordinary_shndx_ field.
14773         (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
14774         (Symbol_value::value): Assert ordinary section.
14775         (Symbol_value::initialize_input_to_output_map): Likewise.
14776         (Symbol_value::set_input_shndx): Add is_ordinary parameter.
14777         Change all callers.
14778         (Symbol_value::input_shndx): Add is_ordinary parameter.  Change
14779         all callers.
14780         (class Sized_relobj): Update declarations.
14781         (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
14782         parameter.  Change all callers.
14783         (Sized_relobj::adjust_shndx): New function.
14784         * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
14785         field.
14786         (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
14787         parameter.  Change all callers.  Pick up SHT_DYNSYM_SHNDX section
14788         for SHT_DYNSYM section if available.  Set dynsym_shndx_ field.
14789         (Sized_dynobj::read_dynsym_section): Adjust section links.
14790         (Sized_dynobj::read_dynamic): Likewise.
14791         (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field.  Adjust
14792         section links.
14793         (Sized_dynobj::do_initialize_xindex): New function.
14794         * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field.  Declare
14795         do_initialize_xindex.
14796         (Sized_dynobj::adjust_shndx): New function.
14797         * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
14798         dynsym_xindex_ fields.
14799         (Layout::finalize): Add a call to set_section_indexes before
14800         creating the symtab sections.
14801         (Layout::set_section_indexes): Don't do anything if the section
14802         already has a section index.
14803         (Layout::create_symtab_sections): Add shnum parameter.  Change
14804         caller.  Create .symtab_shndx section if needed.
14805         (Layout::create_shdrs): Add shstrtab_section parameter.  Change
14806         caller.
14807         (Layout::allocated_output_section_count): New function.
14808         (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
14809         needed.
14810         * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
14811         fields.  Update declarations.
14812         (Layout::symtab_xindex): New function.
14813         (Layout::dynsym_xindex): New function.
14814         (class Write_symbols_task): Add layout_ field.
14815         (Write_symbols_task::Write_symbols_task): Add layout parameter.
14816         Change caller.
14817         * output.cc (Output_section_headers::Output_section_headers): Add
14818         shstrtab_section parameter.  Change all callers.
14819         (Output_section_headers::do_sized_write): Store overflow values
14820         for section count and section string table section index in
14821         section header zero.
14822         (Output_file_header::do_sized_write): Check for overflow of
14823         section count and section string table section index.
14824         (Output_symtab_xindex::do_write): New function.
14825         (Output_symtab_xindex::endian_do_write): New function.
14826         * output.h (class Output_section_headers): Add shstrtab_section_.
14827         Update declarations.
14828         (class Output_symtab_xindex): Define.
14829         (Output_section::has_out_shndx): New function.
14830         * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
14831         field.
14832         (Symbol::init_base): Add st_shndx and is_ordinary parameters.
14833         Change all callers.
14834         (Sized_symbol::init): Likewise.
14835         (Symbol::output_section): Check for ordinary symbol.
14836         (Symbol_table::add_from_object): Remove orig_sym parameter.  Add
14837         st_shndx, is_ordinary, and orig_st_shndx parameters.  Change all
14838         callers.
14839         (Symbol_table::add_from_relobj): Add symndx_offset parameter.
14840         Change all callers.  Simplify handling of symbols from sections
14841         not included in the link.
14842         (Symbol_table::add_from_dynobj): Handle ordinary symbol
14843         distinction.
14844         (Weak_alias_sorter::operator()): Assert that symbols are
14845         ordinary.
14846         (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
14847         distinction.
14848         (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
14849         parameters.  Change all callers.
14850         (Symbol_table::sized_write_globals): Likewise.  Handle ordinary
14851         symbol distinction.  Use SHN_XINDEX when needed.
14852         (Symbol_table::write_section_symbol): Add symtab_xindex
14853         parameter.  Change all callers.
14854         (Symbol_table::sized_write_section_symbol): Likewise.  Use
14855         SHN_XINDEX when needed.
14856         * symtab.h (class Symbol): Add is_ordinary_shndx_ field.  Update
14857         declarations.
14858         (Symbol::shndx): Add is_ordinary parameter.  Change all callers.
14859         (Symbol::is_defined): Check is_ordinary.
14860         (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
14861         (Symbol::is_absolute, Symbol::is_common): Likewise.
14862         (class Sized_symbol): Update declarations.
14863         (class Symbol_table): Update declarations.
14864         * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
14865         parameters.  Change all callers.
14866         (Sized_symbol::override): Likewise.
14867         (Symbol_table::override): Likewise.
14868         (symbol_to_bits): Add is_ordinary parameter.  Change all callers.
14869         (Symbol_table::resolve): Remove orig_sym parameter.  Add st_shndx,
14870         is_ordinary, and orig_st_shndx parameters.  Change all callers.
14871         * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
14872         to be in an ordinary section.
14873         * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
14874         object and is_ordinary parameters.  Change all callers.
14875         (Sized_dwarf_line_info::read_relocs): Add object parameter.
14876         Change all callers.  Don't add undefined or non-ordinary symbols
14877         to reloc_map_.
14878         (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
14879         Change all callers.
14880         * dwarf_reader.h (class Sized_dwarf_line_info): Update
14881         declarations.
14882         * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
14883         * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
14884         (Sized_relobj::relocate_sections): Likewise.
14885         * target-reloc.h (scan_relocs): Adjust section symbol index.
14886         (scan_relocatable_relocs): Likewise.
14887         * i386.cc (Scan::local): Check for ordinary symbols.
14888         * sparc.cc (Scan::local): Likewise.
14889         * x86_64.cc (Scan::local): Likewise.
14890         * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
14891         to symbol_section_and_value.
14892         * testsuite/many_sections_test.cc: New file.
14893         * testsuite/Makefile.am (BUILT_SOURCES): Define.
14894         (check_PROGRAMS): Add many_sections_test.
14895         (many_sections_test_SOURCES): Define.
14896         (many_sections_test_DEPENDENCIES): Define.
14897         (many_sections_test_LDFLAGS): Define.
14898         (BUILT_SOURCES): Add many_sections_define.h.
14899         (many_sections_define.h): New target.
14900         (BUILT_SOURCES): Add many_sections_check.h.
14901         (many_sections_check.h): New target.
14902         (check_PROGRAMS): Add many_sections_r_test.
14903         (many_sections_r_test_SOURCES): Define.
14904         (many_sections_r_test_DEPENDENCIES): Define.
14905         (many_sections_r_test_LDFLAGS): Define.
14906         (many_sections_r_test_LDADD): Define.
14907         (many_sections_r_test.o): New target.
14908         * testsuite/Makefile.in: Rebuild.
14909
14910 2008-04-17  Cary Coutant  <ccoutant@google.com>
14911
14912         * errors.cc (Errors::info): New function.
14913         (gold_info): New function.
14914         * errors.h (Errors::info): New function.
14915         * gold.h (gold_info): New function.
14916         * object.cc (Input_objects::add_object): Print trace output.
14917         * options.cc (options::parse_set): New function.
14918         (General_options::parse_wrap): Deleted.
14919         (General_options::General_options): Deleted initializer.
14920         * options.h (options::String_set): New typedef.
14921         (options::parse_set): New function.
14922         (DEFINE_set): New macro.
14923         (General_options::wrap): Changed to use DEFINE_set. Changed
14924         callers of any_wrap_symbols and is_wrap_symbol.
14925         (General_options::trace, General_options::trace_symbol):
14926         New options.
14927         (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
14928         (General_options::wrap_symbols_): Deleted.
14929         * symtab.cc (Symbol_table::add_from_object): Print trace output.
14930
14931 2008-04-17  David S. Miller  <davem@davemloft.net>
14932
14933         * options.cc (General_options::parse_V): New function.
14934         * options.h: Add entries for -V and -Qy.
14935
14936 2008-04-17  Ian Lance Taylor  <iant@google.com>
14937
14938         * common.cc (Symbol_table::allocate_commons): Remove options
14939         parameter.  Change caller.
14940         (Symbol_table::do_allocate_commons): Remove options parameter.
14941         Change caller.  Just call do_allocate_commons_list twice.
14942         (Symbol_table::do_allocate_commons_list): New function, broken out
14943         of do_allocate_commons.
14944         * common.h (class Allocate_commons_task): Remove options_ field.
14945         Update constructor.
14946         * symtab.cc (Symbol_table::Symbol_table): Initialize
14947         tls_commons_.
14948         (Symbol_table::add_from_object): Put TLS common symbols on
14949         tls_commons_ list.
14950         (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
14951         which are IN_OUTPUT_DATA.
14952         * symtab.h (class Symbol_table): Add tls_commons_ field.  Update
14953         allocate_commons and do_allocate_commons declarations.  Declare
14954         do_allocate_commons_list.
14955         * gold.cc (queue_middle_tasks): Update creation of
14956         Allocate_commons_task to not pass options.
14957         * testsuite/Makefile.am (INCLUDES): Add -I.. .
14958         (TLS_TEST_C_FLAGS): New variable.
14959         (tls_test_c_pic.o): New target.
14960         (tls_test_shared.so): Link in tls_test_c_pic.o.
14961         (tls_test_c_pic_ie.o): New target.
14962         (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
14963         (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
14964         (tls_test_c.o): New target.
14965         (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
14966         (tls_pic_test_LDADD): Likewise.
14967         (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
14968         (tls_shared_gd_to_ie_test_LDADD): Likewise.
14969         (tls_test_c_gnu2.o): New target.
14970         (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
14971         tls_test_c_gnu2.o.
14972         (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
14973         (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
14974         (tls_test_shared_nonpic.so): Link in tls_test_c.o.
14975         * testsuite/tls_test.cc: Include "config.h".
14976         (t_last): Call t11_last.
14977         * testsuite/tls_test.h (t11, t11_last): Declare.
14978         * testsuite/tls_test_c.c: New file.
14979         * testsuite/tls_test_main.cc (thread_routine): Call t11.
14980         * configure.ac: Check for OpenMP support.
14981         * configure, config.in, Makefile.in: Rebuild.
14982         * testsuite/Makefile.in: Rebuild.
14983
14984 2008-04-16  Cary Coutant  <ccoutant@google.com>
14985
14986         * i386.cc (Target_i386::define_tls_base_symbol): New function.
14987         (Target_i386::tls_base_symbol_defined_): New field.
14988         (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14989         (Target_i386::Scan::global): Likewise.
14990         * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
14991         * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
14992         (Target_x86_64::tls_base_symbol_defined_): New field.
14993         (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14994         (Target_x86_64::Scan::global): Likewise.
14995
14996 2008-04-16  Cary Coutant  <ccoutant@google.com>
14997
14998         * symtab.h (Symbol::is_strong_undefined): Removed unused function.
14999         (Symbol::needs_plt_entry): Allow weak undefined symbols.
15000         (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
15001         building shared libraries.
15002         * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
15003         (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
15004         (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
15005         * testsuite/Makefile.in: Rebuild.
15006         * testsuite/weak_undef.h: New file.
15007         * testsuite/weak_undef_file1.cc: Add extra test cases.
15008         * testsuite/weak_undef_file2.cc: Likewise.
15009         * testsuite/weak_undef_test.cc: Likewise.
15010
15011 2008-04-16  David S. Miller  <davem@davemloft.net>
15012
15013         * sparc.cc (Target_sparc::Scan): Change from struct to class.
15014         Add issued_non_pic_error_ field.  Declare check_non_pic.
15015         (Target_sparc::Scan::check_non_pic): New function.
15016         (Target_sparc::Scan::local): Call check_non_pic as appropriate.
15017         (Target_sparc::Scan::global): Likewise.
15018
15019         * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
15020         * configure: Rebuild.
15021
15022         * options.h (DEFINE_enable): New macro.
15023         (new_dtags): New enable option.
15024         (initfirst, interpose, loadfltr, nodefaultlib,
15025         nodelete, nodlopen, nodump): New -z options.
15026         * layout.cc (Layout:finish_dynamic_section): If new
15027         dtags enabled, emit DT_RUNPATH.  Also, emit a
15028         DT_FLAGS_1 containing any specified -z flags.
15029
15030 2008-04-16  Ian Lance Taylor  <iant@google.com>
15031
15032         * copy-relocs.cc: New file.
15033         * copy-relocs.h: New file.
15034         * reloc.cc: Remove Copy_relocs code.
15035         * reloc.h: Likewise.
15036         * reloc-types.h (struct Reloc_types) [both versions]: Add
15037         get_reloc_addend_noerror.
15038         * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
15039         variants of add_global which take an addend which must be zero.
15040         * i386.cc: Include "copy-relocs.h".
15041         (class Target_i386): Change type of copy_relocs_ to variable,
15042         update initializer.
15043         (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
15044         Change all callers.
15045         (Target_i386::do_finalize_sections): Change handling of
15046         copy_relocs_.
15047         * sparc.cc: Include "copy-relocs.h".
15048         (class Target_sparc): Change type of copy_relocs_ to variable,
15049         update initializer.
15050         (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
15051         Change all callers.
15052         (Target_sparc::do_finalize_sections): Change handling of
15053         copy_relocs_.
15054         * x86_64.cc: Include "copy-relocs.h".
15055         (class Target_x86_64): Change type of copy_relocs_ to variable,
15056         update initializer.
15057         (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
15058         class.  Change all callers.
15059         (Target_x86_64::do_finalize_sections): Change handling of
15060         copy_relocs_.
15061         * Makefile.am (CCFILES): Add copy-relocs.cc.
15062         (HFILES): Add copy-relocs.h.
15063
15064         * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
15065
15066         * testsuite/script_test_4.sh: Permit leading zeroes.
15067
15068 2008-04-15  Ian Lance Taylor  <iant@google.com>
15069
15070         * script-sections.cc (Script_sections::create_segments): Use
15071         header_size_adjustment even when there is enough room for the
15072         headers.
15073         * testsuite/script_test_4.sh: New file.
15074         * testsuite/script_test_4.t: New file.
15075         * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
15076         (check_DATA): Add script_test_4.stdout.
15077         (MOSTLYCLEANFILES): Likewise.
15078         (script_test_4): New target.
15079         (script_test_4.stdout): New target.
15080         * testsuite/Makefile.in: Rebuild.
15081
15082         * sparc.cc: Add definitions for Output_data_plt_sparc class
15083         constants.
15084
15085 2008-04-14  David S. Miller  <davem@davemloft.net>
15086
15087         * sparc.cc: New file.
15088         * Makefile.am (TARGETSOURCES): Add sparc.cc
15089         (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
15090         * configure.tgt: Document targ_extra_size and
15091         targ_extra_big_endian.  Add entries for sparc-* and
15092         sparc64-*.
15093         * configure.ac: Handle targ_extra_size and
15094         targ_extra_big_endian.
15095         * Makefile.in: Rebuild.
15096         * configure: Likewise.
15097         * po/POTFILES.in: Likewise.
15098         * po/gold.pot: Likewise.
15099
15100 2008-04-14  Ian Lance Taylor  <iant@google.com>
15101
15102         * layout.cc (Layout::Layout): Initialize sections_are_attached_.
15103         (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
15104         in the name/type/flags to section mapping.  Don't call
15105         allocate_output_section.
15106         (Layout::choose_output_section): Change parameter from adjust_name
15107         to is_input_section.  Don't permit input sections after sections
15108         are attached to segments.  Don't call allocate_output_section.
15109         (Layout::layout_eh_frame): Call update_flags_for_input_section,
15110         not write_enable_output_section.
15111         (Layout::make_output_section): Don't push to
15112         unattached_section_list_ nor call attach_to_segment.  Call
15113         attach_section_to_segment if sections are attached.
15114         (Layout::attach_sections_to_segments): New function.
15115         (Layout::attach_section_to_segment): New function.
15116         (Layout::attach_allocated_section_to_segment): Rename from
15117         attach_to_segment.  Remove flags parameter.
15118         (Layout::allocate_output_section): Remove function.
15119         (Layout::write_enable_output_section): Remove function.
15120         * layout.h (class Layout): Update for above changes.  Add new
15121         field sections_are_attached_.
15122         * output.h (Output_section::update_flags_for_input_section): New
15123         function.
15124         * output.cc (Output_section::add_input_section): Call
15125         update_flags_for_input_section.
15126         * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
15127
15128 2008-04-11  Cary Coutant  <ccoutant@google.com>
15129
15130         * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
15131         thought unnecessary.
15132         * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
15133
15134 2008-04-11  Ian Lance Taylor  <iant@google.com>
15135
15136         * output.h (class Output_section_data): Remove inline definition
15137         of set_addralign.
15138         * output.cc (Output_section_data::set_addralign): New function.
15139
15140 2008-04-11  Cary Coutant  <ccoutant@google.com>
15141
15142         Add support for TLS descriptors for i386 and x86_64.
15143         * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
15144         (Target_i386::Relocate::tls_desc_gd_to_le): New function.
15145         (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
15146         GOT_TYPE_TLS_DESC.
15147         (Target_i386::got_mod_index_entry): Remove unnecessary code.
15148         (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
15149         R_386_TLS_DESC_CALL relocations.  Fix problem with initial-exec
15150         relocations.
15151         (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
15152         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
15153         Fix problem with initial-exec relocations.
15154         (Target_i386::Relocate::relocate_tls): Likewise.
15155         (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
15156         relaxation.
15157         * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
15158         support for section-plus-offset dynamic table entries.
15159         * output.h (Output_data_dynamic::add_section_plus_offset): New function.
15160         (Output_data_dynamic::Dynamic_entry): Add support for
15161         section-plus-offset dynamic table entries.
15162         (Output_data_dynamic::Classification): Likewise.
15163         (Output_data_dynamic::classification_): Renamed offset_.
15164         * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
15165         (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
15166         (Target_x86_64::make_plt_section): New function.
15167         (Target_x86_64::reserve_tlsdesc_entries): New function.
15168         (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
15169         (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
15170         (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
15171         (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
15172         (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
15173         (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
15174         (Output_data_plt_x86_64::set_final_data_size): Move out of line;
15175         add extra PLT entry for TLS descriptors.
15176         (Output_data_plt_x86_64::got_): New field.
15177         (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
15178         (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
15179         fields.
15180         (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
15181         descriptors.
15182         (Target_x86_64::make_plt_entry): Factor out make_plt_section.
15183         (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
15184         (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
15185         R_386_TLS_DESC_CALL relocations.
15186         (Target_x86_64::Scan::global): Likewise.
15187         (Target_x86_64::do_finalize_sections): Add dynamic table entries
15188         for TLS descriptors.
15189         (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
15190         Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
15191         (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
15192         GD-to-IE relaxation.
15193         * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
15194         and TLS_DESCRIPTORS.
15195         * Makefile.in: Rebuild.
15196         * configure: Rebuild.
15197         * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
15198         (tls_test_shared2.so): New target.
15199         (tls_shared_gd_to_ie_test_SOURCES): New variable.
15200         (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
15201         (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
15202         (tls_shared_gd_to_ie_test_LDADD): New variable.
15203         (tls_shared_gnu2_gd_to_ie_test): New target.
15204         (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
15205         New targets.
15206         (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
15207         (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
15208         (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
15209         (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
15210         (tls_shared_gnu2_test): New target.
15211         (tls_test_gnu2_shared.so): New target.
15212         (tls_shared_gnu2_test_SOURCES): New variable.
15213         (tls_shared_gnu2_test_DEPENDENCIES): New variable.
15214         (tls_shared_gnu2_test_LDFLAGS): New variable.
15215         (tls_shared_gnu2_test_LDADD): New variable.
15216         * testsuite/Makefile.in: Rebuild.
15217         * testsuite/Makefile.
15218
15219 2008-04-11  Ian Lance Taylor  <iant@google.com>
15220
15221         * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
15222         justsyms.t.
15223         * testsuite/Makefile.in: Rebuild.
15224
15225         * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
15226         long.
15227         * testsuite/script_test_2.cc (main): Adjust test.
15228
15229 2008-04-11  David S. Miller  <davem@davemloft.net>
15230             Ian Lance Taylor  <iant@google.com>
15231
15232         * options.h (General_options): Add entries for '-Y' and
15233         '-relax'.
15234         * options.cc (General_options:finalize): If -Y was used, add those
15235         entries to the library path instead of the default "/lib" and
15236         "/usr/lib".
15237
15238 2008-04-11  David S. Miller  <davem@davemloft.net>
15239
15240         * testsuite/justsyms.t: Start at 0x100.
15241         * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
15242         * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
15243         long.
15244         * testsuite/script_test_2.cc: Adjust string and section length
15245         checks.
15246
15247 2008-04-09  Ian Lance Taylor  <iant@google.com>
15248
15249         PR gold/5996
15250         * script-sections.cc (Sections_element::allocate_to_segment): Add
15251         orphan parameter.
15252         (Output_section_definition::allocate_to_segment): Likewise.
15253         (Orphan_output_section::allocate_to_segment): Likewise.
15254         (Script_sections::attach_sections_using_phdrs_clause): Don't
15255         propagate non-PT_LOAD segments to orphan sections.
15256         * testsuite/Makefile.am (script_test_3.stdout): Generate using
15257         readelf rather than objdump.
15258         * testsuite/script_test_3.sh: Adjust accordingly.  Test that
15259         .interp section and PT_INTERP segment are the same size.
15260         * testsuite/Makefile.in: Rebuild.
15261
15262         * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
15263         aliases for symbols defined in the same object.
15264         * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
15265         (weak_alias_test_SOURCES): New variable.
15266         (weak_alias_test_DEPENDENCIES): New variable.
15267         (weak_alias_test_LDFLAGS): New variable.
15268         (weak_alias_test_LDADD): New variable.
15269         (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
15270         (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
15271         (weak_alias_test_3.o): New target.
15272         (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
15273         * testsuite/weak_alias_test_main.cc: New file.
15274         * testsuite/weak_alias_test_1.cc: New file.
15275         * testsuite/weak_alias_test_2.cc: New file.
15276         * testsuite/weak_alias_test_3.cc: New file.
15277
15278 2008-04-08  Ian Lance Taylor  <iant@google.com>
15279
15280         * options.h (class General_options): Add --noinhibit-exec option.
15281         * main.cc (main): Check --noinhibit-exec.
15282
15283         * options.h (class General_options): Define --wrap as a special
15284         option.  Add wrap_symbols_ field.
15285         (General_options::any_wrap_symbols): New function.
15286         (General_options::is_wrap_symbol): New function.
15287         * options.cc (General_options::parse_wrap): New function.
15288         (General_options::General_options): Initialize wrap_symbols_.
15289         * symtab.cc (Symbol_table::wrap_symbol): New function.
15290         (Symbol_table::add_from_object): Handle --wrap.
15291         * symtab.h (class Symbol_table): Declare wrap_symbol.
15292         * target.h (Target::wrap_char): New function.
15293         (Target::Target_info): Add wrap_char field.
15294         * i386.cc (Target_i386::i386_info): Initialize wrap_char.
15295         * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
15296         * testsuite/testfile.cc (Target_test::test_target_info):
15297         Likewise.
15298
15299         * errors.cc (Errors::undefined_symbol): Mention symbol version if
15300         there is one.
15301
15302         * layout.h (class Layout): Add added_eh_frame_data_ field.
15303         * layout.cc (Layout::Layout): Initialize new field.
15304         (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
15305         output section until we find a section we merged successfully.
15306         * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
15307         that the size be non-zero.
15308
15309         * merge.cc (Object_merge_map::get_output_offset): Remove inline
15310         qualifier.
15311
15312 2008-04-08  Craig Silverstein  <csilvers@google.com>
15313
15314         * configure.ac: Export new conditional variable HAVE_ZLIB.
15315         * testsuite/Makefile.am (flagstest_o_specialfile): Condition
15316         on HAVE_ZLIB.
15317         (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
15318         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15319
15320 2008-04-07  Ian Lance Taylor  <iant@google.com>
15321
15322         * version.cc (version_string): Set to "1.5".
15323
15324         * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
15325         Add issued_non_pic_error_ field.  Declare check_non_pic.
15326         (Target_x86_64::Scan::check_non_pic): New function.
15327         (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
15328         (Target_x86_64::Scan::global): Likewise.
15329
15330         * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
15331         addend parameter.  Change caller.  Handle merge sections.
15332         (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
15333         Address to Addend.  Don't add in the result of
15334         local_section_offset, pass down the addend and use the returned
15335         value.
15336         * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
15337         Update declarations of local_section_offset and symbol_value.
15338         * testsuite/two_file_test_1.cc (t18): New function.
15339         * testsuite/two_file_test_2.cc (f18): New function.
15340         * testsuite/two_file_test_main.cc (main): Call t18.
15341         * testsuite/two_file_test.h (t18, f18): Declare.
15342
15343         * configure.ac: Don't test for objdump, c++filt, or readelf.
15344         * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
15345         conditionals.
15346         (TEST_READELF): New variable.
15347         (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
15348         (check_PROGRAMS): Add two_file_strip_test.
15349         (two_file_strip_test): New target.
15350         (check_PROGRAMS): Add two_file_same_shared_strip_test.
15351         (two_file_same_shared_strip_test_SOURCES): New variable.
15352         (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
15353         (two_file_same_shared_strip_test_LDFLAGS): New variable.
15354         (two_file_same_shared_strip_test_LDADD): New variable.
15355         (two_file_shared_strip.so): New target.
15356         (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
15357         (ver_test_5.syms, ver_test_7.syms): Likewise.
15358         (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
15359         (strip_test_3.stdout): Use TEST_OBJDUMP.
15360         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15361
15362 2008-04-04  Cary Coutant  <ccoutant@google.com>
15363
15364         * symtab.h (Symbol::is_weak_undefined): New function.
15365         (Symbol::is_strong_undefined): New function.
15366         (Symbol::is_absolute): New function.
15367         (Symbol::needs_plt_entry): Exclude weak undefined symbols.
15368         (Symbol::needs_dynamic_reloc): Exclude weak undefined and
15369         absolute symbols.
15370         * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
15371         (weak_undef_test): New target.
15372         * testsuite/Makefile.in: Rebuild.
15373         * testsuite/weak_undef_file1.cc: New file.
15374         * testsuite/weak_undef_file2.cc: New file.
15375         * testsuite/weak_undef_test.cc: New file.
15376
15377 2008-04-03  Craig Silverstein  <csilvers@google.com>
15378
15379         * compressed_output.h (class Output_compressed_section): Use
15380         unsigned buffer.
15381         * compressed_output.cc (zlib_compress): Use unsigned buffers,
15382         add zlib header.
15383         (zlib_compressed_suffix): Removed.
15384         (Output_compressed_section::set_final_data_size): Use unsigned
15385         buffers.
15386         * testsuite/Makefile.am (flagstest_compress_debug_sections):
15387         Fix linker invocation.
15388         (flagstest_o_specialfile_and_compress_debug_sections):
15389         Likewise.
15390         * testsuite/Makefile.in: Regenerated.
15391
15392 2008-04-02  David S. Miller  <davem@davemloft.net>
15393
15394         *  dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
15395         Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
15396
15397 2008-04-02  Craig Silverstein  <csilvers@google.com>
15398
15399         * TODO: New file.
15400
15401 2008-04-02  Ian Lance Taylor  <iant@google.com>
15402
15403         * fileread.cc (File_read::find_view): Add byteshift and vshifted
15404         parameters.  Update for new key type to views_.  Change all
15405         callers.
15406         (File_read::read): Adjust for byteshift in returned view.
15407         (File_read::add_view): New function, broken out of
15408         find_and_make_view.
15409         (File_read::make_view): New function, broken out of
15410         find_and_make_view.
15411         (File_read::find_or_make_view): Add offset and aligned
15412         parameters.  Rewrite accordingly.  Change all callers.
15413         (File_read::get_view): Add offset and aligned parameters.  Adjust
15414         for byteshift in return value.
15415         (File_read::get_lasting_view): Likewise.
15416         * fileread.h (class File_read): Update declarations.
15417         (class File_read::View): Add byteshift_ field.  Add byteshift to
15418         constructor.  Add byteshift method.
15419         * archive.h (Archive::clear_uncached_views): New function.
15420         (Archive::get_view): Add aligned parameter.  Change all callers.
15421         * object.h (Object::get_view): Add aligned parameter.  Change all
15422         callers.
15423         (Object::get_lasting_view): Likewise.
15424
15425         * fileread.cc (File_read::release): Don't call clear_views if
15426         there are multiple objects.
15427         * fileread.h (File_read::clear_uncached_views): New function.
15428         * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
15429         on the archive.
15430
15431 2008-03-31  Cary Coutant  <ccoutant@google.com>
15432
15433         Add thin archive support.
15434         * archive.cc (Archive::armagt): New const.
15435         (Archive::setup): Remove task parameter and calls to unlock.
15436         (Archive::unlock_nested_archives): New function.
15437         (Archive::read_header): Add nested_off parameter. Change
15438         all callers.
15439         (Archive::interpret_header): Likewise.
15440         (Archive::include_all_members): Change to handle thin
15441         archives.
15442         (Archive::include_member): Likewise.
15443         * archive.h (Archive::Archive): Add new parameters and
15444         initializers.
15445         (Archive::armagt): New const.
15446         (Archive::setup): Remove task parameter.
15447         (Archive::unlock_nested_archives): New function.
15448         (Archive::read_header): Add nested_off parameter.
15449         (Archive::interpret_header): Likewise.
15450         (Archive::Nested_archive_table): New typedef.
15451         (Archive::is_thin_archive_): New field.
15452         (Archive::nested_archives_): New field.
15453         (Archive::options_): New field.
15454         (Archive::dirpath_): New field.
15455         (Archive::task_): New field.
15456         * readsyms.cc (Read_symbols::do_read_symbols): Add check
15457         for thin archives.  Pass additional parameters to
15458         Archive::Archive.  Unlock the archive file after calling
15459         Archive::setup.
15460
15461 2008-03-29  Ian Lance Taylor  <iant@google.com>
15462
15463         * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
15464         version symbol to be local.
15465         * testsuite/ver_test_4.sh: New file.
15466         * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
15467         (check_DATA): Add ver_test_4.syms.
15468         (ver_test_4.syms): New target.
15469         * testsuite/Makefile.in: Rebuild.
15470
15471         * output.cc
15472         (Output_section::Input_section_sort_entry::has_priority): New
15473         function.
15474         (Output_section::Input_section_sort_entry::match_file_name): New
15475         function.
15476         (Output_section::Input_section_sort_entry::match_section_name):
15477         Remove.
15478         (Output_section::Input_section_sort_entry::match_section_name_prefix):
15479         Remove.
15480         (Output_section::Input_section_sort_entry::match_section_file):
15481         Remove.
15482         (Output_section::Input_section_sort_compare::operator()): Rewrite
15483         using new Input_section_sort_entry functions.  Sort crtbegin and
15484         crtend first.  Sort sections with no priority before sections with
15485         a priority.
15486         * testsuite/initpri1.c (d3): Check j != 4.
15487         (cd5): New constructor/destructor function.
15488         (main): Check j != 2.
15489
15490         * symtab.cc (Symbol_table::add_from_object): If we don't use the
15491         new symbol when resolving, don't call set_is_default.
15492         * testsuite/ver_test_7.cc: New file.
15493         * testsuite/ver_test_7.sh: New file.
15494         * testsuite/Makefile.am (ver_test_7.so): New target.
15495         (ver_test_7.o): New target.
15496         (check_SCRIPTS): Add ver_test_7.sh.
15497         (check_DATA): Add ver_test_7.syms.
15498         (ver_test_7.syms): New target.
15499
15500 2008-03-28  Ian Lance Taylor  <iant@google.com>
15501
15502         * layout.cc (Layout::layout): If we see an input section with a
15503         name that needs sorting, set the must_sort flag for the output
15504         section.
15505         (Layout::make_output_section): If the name of the output section
15506         indicates that it might require sorting, set the may_sort flag.
15507         * output.h (Output_section::may_sort_attached_input_sections): New
15508         function.
15509         (Output_section::set_may_sort_attached_input_sections): New
15510         function.
15511         (Output_section::must_sort_attached_input_sections): New
15512         function.
15513         (Output_section::set_must_sort_attached_input_sections): New
15514         function.
15515         (class Output_section): Declare Input_section_sort_entry.  Define
15516         Input_section_sort_compare.  Declare
15517         sort_attached_input_sections.  Add new fields:
15518         may_sort_attached_input_sections_,
15519         must_sort_attached_input_sections_,
15520         attached_input_sections_are_sorted_.
15521         * output.cc (Output_section::Output_section): Initialize new
15522         fields.
15523         (Output_section::add_input_section): Add an entry to
15524         input_sections_ if may_sort or must_sort are true.
15525         (Output_section::set_final_data_size): Call
15526         sort_attached_input_sections if necessary.
15527         (Output_section::Input_section_sort_entry): Define new class.
15528         (Output_section::Input_section_sort_compare::operator()): New
15529         function.
15530         (Output_section::sort_attached_input_sections): New function.
15531         * configure.ac: Check whether the compiler supports constructor
15532         priorities.  Define a CONSTRUCTOR_PRIORITY automake conditional.
15533         * testsuite/initpri1.c: New file.
15534         * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
15535         CONSTRUCTOR_PRIORITY.
15536         (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
15537         (initpri1_LDFLAGS): New variable.
15538         * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15539
15540 2008-03-27  Ian Lance Taylor  <iant@google.com>
15541
15542         * common.cc (Sort_commons::operator): Correct sorting algorithm.
15543         * testsuite/common_test_1.c: New file.
15544         * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
15545         (common_test_1_SOURCES): New variable.
15546         (common_test_1_DEPENDENCIES): New variable.
15547         (common_test_1_LDFLAGS): New variable.
15548
15549         * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
15550         and commons_ correctly when NAME/VERSION does not override
15551         NAME/NULL.
15552         * testsuite/ver_test_6.c: New file.
15553         * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
15554         (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
15555         (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
15556
15557 2008-03-26  Ian Lance Taylor  <iant@google.com>
15558
15559         * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
15560         of an undefined symbol from a version script.
15561         * testsuite/Makefile.am (ver_test_5.so): New target.
15562         (ver_test_5.o): New target.
15563         (check_SCRIPTS): Add ver_test_5.sh.
15564         (check_DATA): Add ver_test_5.syms.
15565         (ver_test_5.syms): New target.
15566         * testsuite/ver_test_5.cc: New file.
15567         * testsuite/ver_test_5.script: New file.
15568         * testsuite/ver_test_5.sh: New file.
15569         * Makefile.in, testsuite/Makefile.in: Rebuild.
15570
15571         PR gold/5986
15572         Fix problems building gold with gcc 4.3.0.
15573         * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
15574         (gold_error_at_location, gold_warning_at_location): Use it.
15575         * configure.ac: Check whether we can compile and use a template
15576         function with a printf attribute.
15577         * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
15578         when jumping over bytes.
15579         * object.cc: Instantiate Object::read_section_data.
15580         * debug.h: Include <cstring>
15581         * dwarf_reader.cc: Include <algorithm>
15582         * main.cc: Include <cstring>.
15583         * options.cc: Include <cstring>.
15584         * output.cc: Include <cstring>.
15585         * script.cc: Include <cstring>.
15586         * script.h: Include <string>.
15587         * symtab.cc: Include <cstring> and <algorithm>.
15588         * target-select.cc: Include <cstring>.
15589         * version.cc: Include <string>.
15590         * testsuite/testmain.cc: Include <cstdlib>.
15591         * configure, config.in: Rebuild.
15592
15593 2008-03-25  Ian Lance Taylor  <iant@google.com>
15594
15595         * options.cc: Include "../bfd/bfdver.h".
15596         (options::help): Print bug reporting address.
15597
15598         * version.cc (print_version): Adjust output for current value of
15599         BFD_VERSION_STRING.
15600
15601         * NEWS: New file.
15602
15603         * options.cc (options::help): Print list of supported targets.
15604         * target-select.h: Include <vector>.
15605         (class Target_selector): Make machine_, size_, and is_big_endian_
15606         fields const.  Add bfd_name_ and instantiated_target_ fields.
15607         (Target_selector::Target_selector): Add bfd_name parameter.
15608         (Target_selector::recognize): Make non-virtual, call
15609         do_recognize.
15610         (Target_selector::recognize_by_name): Make non-virtual, call
15611         do_recognize_by_name.
15612         (Target_selector::supported_names): New function.
15613         (Target_selector::bfd_name): New function.
15614         (Target_selector::do_instantiate_target): New pure virtual
15615         function.
15616         (Target_selector::do_recognize): New virtual function.
15617         (Target_selector::do_recognize_by_name): New virtual function.
15618         (Target_selector::instantiate_target): New private function.
15619         (supported_target_names): Declare.
15620         * target-select.cc (Target_selector::Target_selector): Update for
15621         new parameter and fields.
15622         (select_target_by_name): Check that the name matches before
15623         calling recognize_by_name.
15624         (supported_target_names): New function.
15625         * i386.cc (class Target_selector_i386): Update Target_selector
15626         constructor call.  Remove recognize and recognize_by_name.  Add
15627         do_instantiate_target.
15628         * x86_64.cc (class Target_selector_x86_64): Likewise.
15629         * testsuite/testfile.cc (class Target_selector_test): Update for
15630         changes to Target_selector.
15631
15632         * README: Rewrite, with some notes on unsupported features.
15633
15634 2008-03-24  Cary Coutant  <ccoutant@google.com>
15635
15636         * i386.cc (Target_i386::Got_type): New enum declaration.
15637         (Target_i386::Scan::local): Updated callers of Output_data_got
15638         member functions.
15639         (Target_i386::Scan::global): Likewise.
15640         (Target_i386::Relocate::relocate): Likewise.
15641         (Target_i386::Relocate::relocate_tls): Likewise.
15642         * object.h (Got_offset_list): New class.
15643         (Sized_relobj::local_has_got_offset): Added got_type parameter.
15644         (Sized_relobj::local_got_offset): Likewise.
15645         (Sized_relobj::set_local_got_offset): Likewise.
15646         (Sized_relobj::local_has_tls_got_offset): Removed.
15647         (Sized_relobj::local_tls_got_offset): Removed.
15648         (Sized_relobj::set_local_tls_got_offset): Removed.
15649         (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
15650         * output.cc (Output_data_got::add_global): Added got_type parameter.
15651         (Output_data_got::add_global_with_rel): Likewise.
15652         (Output_data_got::add_global_with_rela): Likewise.
15653         (Output_data_got::add_global_pair_with_rel): New function.
15654         (Output_data_got::add_global_pair_with_rela): New function.
15655         (Output_data_got::add_local): Added got_type parameter.
15656         (Output_data_got::add_local_with_rel): Likewise.
15657         (Output_data_got::add_local_with_rela): Likewise.
15658         (Output_data_got::add_local_pair_with_rel): New function.
15659         (Output_data_got::add_local_pair_with_rela): New function.
15660         (Output_data_got::add_global_tls): Removed.
15661         (Output_data_got::add_global_tls_with_rel): Removed.
15662         (Output_data_got::add_global_tls_with_rela): Removed.
15663         (Output_data_got::add_local_tls): Removed.
15664         (Output_data_got::add_local_tls_with_rel): Removed.
15665         (Output_data_got::add_local_tls_with_rela): Removed.
15666         * output.h (Output_data_got::add_global): Added got_type parameter.
15667         (Output_data_got::add_global_with_rel): Likewise.
15668         (Output_data_got::add_global_with_rela): Likewise.
15669         (Output_data_got::add_global_pair_with_rel): New function.
15670         (Output_data_got::add_global_pair_with_rela): New function.
15671         (Output_data_got::add_local): Added got_type parameter.
15672         (Output_data_got::add_local_with_rel): Likewise.
15673         (Output_data_got::add_local_with_rela): Likewise.
15674         (Output_data_got::add_local_pair_with_rel): New function.
15675         (Output_data_got::add_local_pair_with_rela): New function.
15676         (Output_data_got::add_global_tls): Removed.
15677         (Output_data_got::add_global_tls_with_rel): Removed.
15678         (Output_data_got::add_global_tls_with_rela): Removed.
15679         (Output_data_got::add_local_tls): Removed.
15680         (Output_data_got::add_local_tls_with_rel): Removed.
15681         (Output_data_got::add_local_tls_with_rela): Removed.
15682         * resolve.cc (Symbol::override_base_with_special): Removed
15683         reference to has_got_offset_ field.
15684         * symtab.cc (Symbol::init_fields): Replaced initialization
15685         of got_offset_ with got_offsets_.  Removed initialization
15686         of has_got_offset_
15687         * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
15688         (Symbol::got_offset): Likewise.
15689         (Symbol::set_got_offset): Likewise.
15690         (Symbol::has_tls_got_offset): Removed.
15691         (Symbol::tls_got_offset): Removed.
15692         (Symbol::set_tls_got_offset): Removed.
15693         (Symbol::got_offset_): Removed.
15694         (Symbol::tls_mod_got_offset_): Removed.
15695         (Symbol::tls_pair_got_offset_): Removed.
15696         (Symbol::got_offsets_): New field.
15697         (Symbol::has_got_offset): Removed.
15698         (Symbol::has_tls_mod_got_offset): Removed.
15699         (Symbol::has_tls_pair_got_offset): Removed.
15700         * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
15701         (Target_x86_64::Scan::local): Updated callers of Output_data_got
15702         member functions.
15703         (Target_x86_64::Scan::global): Likewise.
15704         (Target_x86_64::Relocate::relocate): Likewise.
15705         (Target_x86_64::Relocate::relocate_tls): Likewise.
15706
15707 2008-03-25  Ben Elliston  <bje@au.ibm.com>
15708
15709         * yyscript.y: Fix spelling error in comment.
15710
15711 2008-03-24  Ian Lance Taylor  <iant@google.com>
15712
15713         * options.h (class General_options): Define build_id option.
15714         * layout.h (class Layout): Declare write_build_id, create_note,
15715         create_build_id.  Add build_id_note_ member.
15716         * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
15717         "libiberty.h", "md5.h", "sha1.h".
15718         (Layout::Layout): Initialize eh_frame_data_,
15719         eh_frame_hdr_section_, and build_id_note_.
15720         (Layout::finalize): Call create_build_id.
15721         (Layout::create_note): New function, broken out of
15722         Layout::create_gold_note.
15723         (Layout::create_gold_note): Call create_note.
15724         (Layout::create_build_id): New function.
15725         (Layout::write_build_id): New function.
15726         (Close_task_runner::run): Call write_build_id.
15727
15728         * x86_64.cc: Correct license to GPLv3.
15729
15730 2008-03-23  Ian Lance Taylor  <iant@google.com>
15731
15732         * options.cc: Include "demangle.h".
15733         (parse_optional_string): New function.
15734         (parse_long_option): Handle takes_optional_argument.
15735         (parse_short_option): Update dash_z initializer.  Handle
15736         takes_optional_argument.
15737         (General_options::General_options): Initialize do_demangle_.
15738         (General_options::finalize): Set do_demangle_.  Handle demangling
15739         style.
15740         * options.h (parse_optional_string): Declare.
15741         (struct One_option): Add optional_arg field.  Update constructor.
15742         Update call constructor calls.  Add takes_optional_argument
15743         function.
15744         (DEFINE_var): Add optional_arg__ parameter.  Change all callers.
15745         (DEFINE_optional_string): Define.
15746         (General_options::demangle): Change from DEFINE_bool to
15747         DEFINE_optional_string.
15748         (General_options::no_demangle): New function.
15749         (General_options::do_demangle): New function.
15750         (General_options::set_do_demangle): New function.
15751         (General_options::execstack_status_): Move definition to end of
15752         class definition.
15753         (General_options::static_): Likewise.
15754         (General_options::do_demangle_): New field.
15755         * object.cc (big_endian>::get_symbol_location_info): Call
15756         Options::do_demangle, not Options::demangle.
15757         * symtab.cc (demangle): Likewise.
15758
15759 2008-03-22  Ian Lance Taylor  <iant@google.com>
15760
15761         * gold.h: Include <cstddef> and <sys/types.h>
15762         * options.h: Include <cstring>.
15763
15764 2008-03-21  Ian Lance Taylor  <iant@google.com>
15765
15766         * Added source code to GNU binutils.
15767 \f
15768 Copyright (C) 2008-2014 Free Software Foundation, Inc.
15769
15770 Copying and distribution of this file, with or without modification,
15771 are permitted in any medium without royalty provided the copyright
15772 notice and this notice are preserved.
15773
15774 Local Variables:
15775 mode: change-log
15776 left-margin: 8
15777 fill-column: 74
15778 version-control: never
15779 End: