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2010-02-23 Harald Koenig <H.Koenig@science-computing.de>
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
bb0bfe4f
DK		 12010-02-22 Doug Kwan <dougkwan@google.com>
2
3 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5 types to avoid warnings due to different uint64_t implementations
6 on different hosts.
7
2a2b6d42
DK		 82010-02-21 Doug Kwan <dougkwan@google.com>
9
10 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
11 handling of the maximum backward branch offset.
12 (Arm_relocate_functions::thumb_branch_common): Ditto.
13 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
14 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
15 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
16 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
17 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
18 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
19 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
20 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
21 thumb_bl_out_of_range thumb_bl_out_of_range.o,
22 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
23 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
24 thumb2_bl_out_of_range.o): New rules.
25 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
26 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
27 thumb2_bl_out_of_range
28 * testsuite/Makefile.in: Regenerate.
29 * testsuite/arm_bl_in_range.s: New file.
30 * testsuite/arm_bl_out_of_range.s: Ditto.
31 * testsuite/arm_branch_in_range.sh: Ditto.
32 * testsuite/arm_branch_range.t: Ditto.
33 * testsuite/thumb2_branch_range.t: Ditto.
34 * testsuite/thumb_bl_in_range.s: Ditto.
35 * testsuite/thumb_bl_out_of_range.s: Ditto.
36 * testsuite/thumb_branch_range.t: Ditto.
37
b487ad64
ST		 382010-02-20 Sriraman Tallam <tmsriram@google.com>
39
40 * gc.h (gc_process_relocs): Change vectors to point to the new list.
41 Add reloc offset information.
42 * icf.cc (get_section_contents): Change iterators to point to the new
43 vectors. Add reloc offset information to the contents.
44 * icf.h (Icf::Sections_reachable_info): New typedef.
45 (Icf::Sections_reachable_list): New typedef.
46 (Icf::Offset_info): New typedef.
47 (Icf::Reloc_info): New struct typedef.
48 (Icf::Reloc_info_list): New typedef.
49 (Icf::symbol_reloc_list): Delete method.
50 (Icf::addend_reloc_list): Delete method.
51 (Icf::section_reloc_list): Delete method.
52 (Icf::reloc_info_list): New method.
53 (Icf::reloc_info_list_): New member.
54
f96accdf
DK		 552010-02-19 Doug Kwan <dougkwan@google.com>
56
57 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
58 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
59 * arm.cc (Arm_relocation_functions): New forward declaration.
60 (Target_arm::Target_arm): Initialize new data members
61 got_mod_index_offset_ and tls_base_symbol_defined_.
62 (Target_arm::Relocate::relocate_tls): New method.
63 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
64 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
65 New methods.
66 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
67 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
68 (Target_arm::got_mod_index_offset_,
69 Target_arm::tls_base_symbol_defined_): New data members.
70 (Target_arm::Scan::local, Target::Scan::global,
71 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
72 relocations.
73
c8761b9a
DK		 742010-02-18 Doug Kwan <dougkwan@google.com>
75
76 * arm.cc (Arm_relobj::find_linked_text_section): New method.
77 (Arm_relobj::make_exidx_input_section): Pass section index of linked
78 text section as a parameter becuase some broken tools may not set
79 the link in section header.
80 (Target_arm::has_got_section): New method.
81 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
82 without any mapping symbol as data only. Remove warning.
83 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
84 link in its section header, try to discover the link by inspecting the
85 REL31 relocation at the beginning of the section.
86 (Target_arm::Scan::check_non_pic): Report name of offending relocation
87 in error message.
88 (Target_arm::Scan::global): Treat any reference to the symbol
89 _GLOBAL_OFFSET_TABLE_ as a GOT access.
90
21bb3914
ST		 912010-02-12 Sriraman Tallam <tmsriram@google.com>
92
93 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
94 (Scan::global_reloc_may_be_function_pointer): New function.
95 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
96 (Scan::global_reloc_may_be_function_pointer): New function.
97 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
98 (Scan::global_reloc_may_be_function_pointer): New function.
99 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
100 (Scan::global_reloc_may_be_function_pointer): New function.
101 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
102 (Scan::global_reloc_may_be_function_pointer): New function.
103 (Scan::possible_function_pointer_reloc): New function.
104 (Target_x86_64::can_check_for_function_pointers): New function.
105 * gc.h (gc_process_relocs): Scan relocation types to determine if
106 function pointers were taken for targets that support it.
107 * icf.cc (Icf::find_identical_sections): Include functions for
108 folding in safe ICF whose pointer is not taken.
109 * icf.h (Secn_fptr_taken_set): New typedef.
110 (fptr_section_id_): New member.
111 (section_has_function_pointers): New function.
112 (set_section_has_function_pointers): New function.
113 (check_section_for_function_pointers): New function.
114 * options.h: Fix comment for safe ICF option.
115 * target.h (can_check_for_function_pointers): New function.
116 * testsuite/Makefile.am: Add icf_safe_so_test test case.
117 Modify icf_safe_test for X86-64.
118 * testsuite/Makefile.in: Regenerate.
119 * testsuite/icf_safe_so_test.cc: New file.
120 * testsuite/icf_safe_so_test.sh: New file.
121 * testsuite/icf_safe_test.cc (kept_func_3): New function.
122 (main): Change to take pointer to function kept_func_3.
123 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
124 folding is done correctly for X86-64.
125
0da6fa6c
DM		 1262010-02-12 David S. Miller <davem@davemloft.net>
127
128 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
129 is_symbolless parameter.
130 (Output_reloc<SHT_REL>::is_symbolless): New.
131 (Output_reloc<SHT_REL>::is_symbolless_): New.
132 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
133 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
134 (Output_reloc<SHT_RELA>::is_symbolless): New.
135 (Output_data_reloc::add_global): Handle is_symbolless.
136 (Output_data_reloc::add_global_relative): Likewise.
137 (Output_data_reloc::add_local): Likewise.
138 (Output_data_reloc::add_local_relative): Likewise.
139 (Output_data_reloc::add_symbolless_global_addend): New.
140 (Output_data_reloc::add_symbolless_local_addend): New.
141 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
142 is_symbolless.
143 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
144 instead of ->is_relative_
145 (Output_reloc::write): Likewise.
146 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
147 (Output_reloc::write_rel): Simplify.
148
149 * sparc.cc (Target_sparc::Scan::local): Use
150 ->add_symbolless_local_addend as needed.
151 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
152 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
153 based upon relocation offset.
154
e4782e83
DK		 1552010-02-11 Doug Kwan <dougkwan@google.com>
156
157 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
158 (Target_arm::Scan::global): Ditto. Also remove a comment before the
159 beginning of function.
160 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
161 and MOVT_ABS relocations. Those are non issued in scanning. Fix
162 parameter is_32bit in calls to should_apply_static_reloc.
163 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
164 (check_DATA): Add arm_abs_global.stdout.
165 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
166 arm_abs_global.stdout): New rules.
167 (MOSTLLYCLEANFILES): Add arm_abs_global
168 * Makefile.in: Regenerate.
169 * testsuite/arm_abs_global.s: New file.
170 * testsuite/arm_abs_global.sh: Ditto.
171 * testsuite/arm_abs_lib.s: Ditto.
172
93ceb764
ILT		 1732010-02-11 Ian Lance Taylor <iant@google.com>
174
175 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
176 Read_relocs task.
177 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
178 Allocate_commons_task first.
179 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
180 task, rather than symtab_lock_.
181 (Gc_process_relocs::~Gc_process_relocs): New function.
182 (Gc_process_relocs::is_runnable): Check this_blocker_.
183 (Gc_process_relocs::locks): Use next_blocker_ rather than
184 blocker_.
185 (Scan_relocs::~Scan_relocs): New function.
186 (Scan_relocs::is_runnable): Check this_blocker_ rather than
187 symtab_lock_.
188 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
189 next_blocker_.
190 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
191 fields. Add this_blocker_ and next_blocker_ fields. Adjust
192 constructor accordingly.
193 (class Gc_process_relocs): Likewise.
194 (class Scan_relocs): Likewise.
195 * common.h (class Allocate_commons_task): Remove symtab_lock_
196 field, and corresponding constructor parameter.
197 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
198 symtab_lock_.
199 (Allocate_commons_task::locks): Likewise.
200
114dfbe1
ILT		 2012010-02-11 Ian Lance Taylor <iant@google.com>
202
203 * gold-threads.h (class Once): Define.
204 (class Initialize_lock): Rewrite as child of Once.
205 * gold-threads.cc (class Once_initialize): Define.
206 (once_pointer_control): New static variable.
207 (once_pointer, once_arg): New static variables.
208 (c_run_once): New static function.
209 (Once::Once, Once::run_once, Once::internal_run): New functions.
210 (class Initialize_lock_once): Remove.
211 (initialize_lock_control): Remove.
212 (initialize_lock_pointer): Remove.
213 (initialize_lock_once): Remove.
214 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
215 (Initialize_lock::initialize): Rewrite.
216 (Initialize_lock::do_run_once): New function.
217 * archive.cc (Archive::interpret_header): Only clear name if it is
218 not already empty.
219 * fileread.cc: Include "gold-threads.h"
220 (file_counts_lock): New static variable.
221 (file_counts_initialize_lock): Likewise.
222 (File_read::release): Only increment counts when using --stats.
223 Use a lock around the increment.
224 * parameters.cc (class Set_parameters_target_once): Define.
225 (set_parameters_target_once): New static variable.
226 (Parameters::Parameters): Move here from parameters.h.
227 (Parameters::set_target): Rewrite.
228 (Parameters::set_target_once): New function.
229 (Parameters::clear_target): Move here and rewrite.
230 * parameters.h (class Parameters): Update declarations. Add
231 set_parameters_target_once_ field.
232 (Parameters::Parameters): Move to parameters.cc.
233 (Parameters::clear_target): Likewise.
234 * readsyms.cc (Read_symbols::do_group): Create a Start_group
235 task.
236 (Start_group::~Start_group): New function.
237 (Start_group::is_runnable): New function.
238 (Start_group::locks, Start_group::run): New functions.
239 (Finish_group::run): Change saw_undefined to size_t.
240 * readsyms.h (class Start_group): Define.
241 (class Finish_group): Change saw_undefined_ field to size_t.
242 (Finish_group::Finish_group): Remove saw_undefined and
243 this_blocker parameters. Change all callers.
244 (Finish_group::set_saw_undefined): New function.
245 (Finish_group::set_blocker): New function.
246 * symtab.h (class Symbol_table): Change saw_undefined to return
247 size_t. Change saw_undefined_ field to size_t.
248 * target-select.cc (Set_target_once::do_run_once): New function.
249 (Target_selector::Target_selector): Initialize set_target_once_
250 field. Don't initialize lock_ and initialize_lock_ fields.
251 (Target_selector::instantiate_target): Rewrite.
252 (Target_selector::set_target): New function.
253 * target-select.h (class Set_target_once): Define.
254 (class Target_selector): Update declarations. Make
255 Set_target_once a friend. Remove lock_ and initialize_lock_
256 fields. Add set_target_once_ field.
257
fa17a3f4
ILT		 2582010-02-10 Ian Lance Taylor <iant@google.com>
259
260 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
261 queueing any tasks.
262 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
263 (queue_middle_tasks): Add all blockers before queueing any tasks.
264 (queue_final_tasks): Likewise.
265 * token.h (Task_token::add_blockers): New function.
266 * object.h (Input_objects::number_of_relobjs): New function.
267
c7177d31
ILT		 2682010-02-10 Ian Lance Taylor <iant@google.com>
269
5de0e392
ILT		 270 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
271 shared, not if not position independent.
272 * x86_64.cc (Relocate::relocate_tls): Likewise.
273 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
274 (tls_pie_pic_test): New target.
275 * testsuite/Makefile.in: Rebuild.
276
c7177d31
ILT		 277 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
278 (tls_test_main_pie.o, tls_test_pie.o): New targets.
279 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
280 * testsuite/Makefile.in: Rebuild.
281
684b268a
DM		 2822010-02-09 David S. Miller <davem@davemloft.net>
283
284 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
285 R_SPARC_RELATIVE using ->add_local_relative().
286 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
287
612a8d3d
DM		 288 * output.h (Output_data_dynamic::add_section_size): New method
289 that takes two Output_data objects.
290 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
291 entry param. Handle it in initializers.
292 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
293 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
294 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
295 arg.
296 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
297 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
298 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
299 for dynrel_includes_plt.
300 * i386.cc (Target_i386::do_finalize_sections): Likewise.
301 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
302 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
303 before .rela.plt
304 (Target_sparc::do_finalize_sections): Update to pass true for
305 dynrel_includes_plt.
306 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
307 output before .rela.plt
308 (Target_powerpc::do_finalize_sections): Update to pass true for
309 dynrel_includes_plt when 32-bit.
310
cb1be87e
DK		 3112010-02-08 Doug Kwan <dougkwan@google.com>
312
313 * arm.cc (Arm_relobj::simple_input_section_output_address): New
314 method.
315 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
316 Arm_relobj::scan_section_for_cortex_a8_stubs,
317 Arm_relobj::do_relocation_section): Instead of calling
318 Output_section::output_address, use faster
319 Arm_relobj::simple_input_section_output_address.
320
705b5121
DM		 3212010-02-08 David S. Miller <davem@davemloft.net>
322
323 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
324 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
325 relocation helper function.
326
024c4466
DM		 327 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
328 just like R_SPARC_GOT{10,13,22}.
329 (Target_sparc::Scan::local): Likewise.
330 (Target_sparc::Relocate:relocate): Likewise.
331
9109c078
ILT		 3322010-02-06 Ian Lance Taylor <iant@google.com>
333
334 * configure.ac: Rewrite targetobjs duplicate removal code to use
335 only shell constructs.
336 * configure: Rebuild.
337
cf846138
DK		 3382010-02-05 Doug Kwan <dougkwan@google.com>
339
340 PR 11247
341 * arm.cc (Arm_relobj::section_is_scannable): New method.
342 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
343 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
344
6cfaf60b
DK		 3452010-02-04 Doug Kwan <dougkwan@google.com>
346
347 PR 11247
348 * arm-reloc-property.cc (cstdio): Include.
349 * configure.ac (targetobjs): Remove duplicates.
350 * configure: Regenerate.
351 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
352 big and little endian version for a given address size.
353
5c57f1be
DK		 3542010-02-03 Doug Kwan <dougkwan@google.com>
355
356 * arm-reloc-property.cc
357 (Arm_reloc_property_table::reloc_name_in_error_message): New method
358 definition.
359 * arm-reloc-property.h
360 (Arm_reloc_property_table::get_implemented_static_reloc_property):
361 New method definition.
362 (Arm_reloc_property_table::reloc_name_in_error_message): New method
363 declaration.
364 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
365 overflow to N.
366 (GOT_PREL): Change implemented to Y.
367 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
368 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
369 (Arm_relocate_functions::movw_abs_nc): Remove method.
370 (Arm_relocate_functions::movt_abs): Ditto.
371 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
372 (Arm_relocate_functions::thm_movt_abs): Ditto.
373 (Arm_relocate_functions::movw_rel_nc): Ditto.
374 (Arm_relocate_functions::movw_rel): Ditto.
375 (Arm_relocate_functions::movt_rel): Ditto.
376 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
377 (Arm_relocate_functions:thm_movw_rel): Ditto.
378 (Arm_relocate_functions:thm_movt_rel): Ditto.
379 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
380 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
381 New method definitions.
382 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
383 (Arm_relocation_functions::arm_grp_ldr): Ditto.
384 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
385 (Arm_relocation_functions::arm_grp_ldc): Ditto.
386 (Target_arm::Relocate::relocate): Check for non-static or
387 unimplemented relocation code and exit early. Change calls to
388 Target_arm::reloc_uses_thumb_bit and
389 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
390 instead. Refactor code to handle similar relocations to increase
391 code sharing. Remove check for unsupported relocation code in switch
392 statement.
393 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
394 relocation property table to find out size. Change error message to
395 print out the name of a relocation code instead of the numeric value.
396 (Target_arm::scan_reloc_for_stub): Use relocation property table
397 instead of calling Target_arm::reloc_uses_thumb_bit().
398
218c5831
DK		 3992010-02-02 Doug Kwan <dougkwan@google.com>
400
401 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
402 types of relaxed input section.
403
0d31c79d
DK		 4042010-02-02 Doug Kwan <dougkwan@google.com>
405
406 * Makefile.am (HFILES): Add arm-reloc-property.h.
407 (DEFFILES): New.
408 (TARGETSOURCES): Add arm-reloc-property.cc
409 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
410 (libgold_a_SOURCES): $(DEFFILES)
411 * Makefile.in: Regenerate.
412 * arm-reloc-property.cc: New file.
413 * arm-reloc-property.h: New file.
414 * arm-reloc.def: New file.
415 * arm.cc: Update comments.
416 (arm-reloc-property.h): New included header.
417 (arm_reloc_property_table): New global variable.
418 (Target_arm::do_select_as_default_target): New method definition.
419 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
420 arm-reloc-property to targ_extra_obj.
421 * parameters.cc (set_parameters_target): Call
422 Target::select_as_default_target().
423 * target.h (Target::select_as_default_target): New method definition.
424 (Target::do_select_as_default_target): Same.
425
546c7457
DK		 4262010-02-01 Doug Kwan <dougkwan@google.com>
427
428 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
429 first_output_text_section_.
430 (Arm_exidx_fixup::first_output_text_section): New method definition.
431 (Arm_exidx_fixup::first_output_text_section_): New data member.
432 (Arm_exidx_fixup::process_exidx_section): Record the first text
433 output section seen.
434 (Arm_output_section::fix_exidx_coverage): Set correct linked section
435 and entsize in output section header.
436
11b861d5
DK		 4372010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
438
439 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
440 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
441 (Arm_relocate_functions::thm_alu11): New Method.
442 (Arm_relocate_functions::thm_pc8): New Method.
443 (Arm_relocate_functions::thm_pc12): New Method.
444 (Target_arm::Scan::local): Handle the relocations.
445 (Target_arm::Scan::global): Likewise.
446 (Target_arm::Relocate::relocate): Likewise.
447 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
448
c9a2c125
DK		 4492010-01-29 Doug Kwan <dougkwan@google.com>
450
451 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
452 of relocation types as ld.
453
1521477a
DK		 4542010-01-29 Doug Kwan <dougkwan@google.com>
455
456 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
457 to public.
458 (Arm_relocate_functions::thumb_branch_common): Ditto.
459 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
460 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
461 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
462 Arm_relocate_functions::jump24): Remove.
463 (Target_arm::Relocate::relocate): Adjust code to call
464 Arm_relocation_functions::arm_branch_common and
465 Arm_relocation_functions::thumb_branch_common instead of their removed
466 wrappers. Merge switch-cases together to reduce source code size.
467
e7eca48c
DK		 4682010-01-29 Doug Kwan <dougkwan@google.com>
469
470 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
471 output_local_symbol_count_needs_update_.
472 (Arm_relobj::output_local_symbol_count_needs_update,
473 Arm_relobj::set_output_local_symbol_count_needs_update,
474 Arm_relobj::update_output_local_symbol_count): New methods.
475 (Arm_relobj::output_local_symbol_count_needs_update_): New data
476 member.
477 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
478 of pointed function as in a R_ARM_PREL31 relocation.
479 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
480 for output local symbol count updating.
481 (Target_arm::do_relax): Update output local symbol counts in objects
482 if necessary.
483 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
484
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ILT		 4852010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
486
487 * arm.cc: Added support for the ARM relocations:
488 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
489 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
490 (Arm_relocate_functions::movw_rel_nc): Renamed (was
491 movw_prel_nc).
492 (Arm_relocate_functions::movw_rel): New method.
493 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
494 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
495 thm_movw_prel_nc).
496 (Arm_relocate_functions::thm_movw_rel): New method.
497 (Arm_relocate_functions::thm_movt_rel): Renamed (was
498 thm_movt_prel).
499 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
500 relocations.
501 (Target_arm::Scan::global): Likewise.
502 (Target_arm::Relocate::relocate): Likewise.
503 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
504 Likewise.
505
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ILT		 5062010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
507
508 * arm.cc: Added support for ARM group relocations.
509 (Target_arm::reloc_needs_sym_origin): New method.
510 (Arm_relocate_functions::calc_grp_kn): New method.
511 (Arm_relocate_functions::calc_grp_residual): New method.
512 (Arm_relocate_functions::calc_grp_gn): New method.
513 (Arm_relocate_functions::arm_grp_alu): New Method.
514 (Arm_relocate_functions::arm_grp_ldr): New Method.
515 (Arm_relocate_functions::arm_grp_ldrs): New Method.
516 (Arm_relocate_functions::arm_grp_ldc): New Method.
517 (Target_arm::Scan::local): Handle the ARM group relocations.
518 (Target_arm::Scan::global): Likewise.
519 (Target_arm::Relocate::relocate): Likewise.
520 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
521 Likewise.
522
2b328d4e
DK		 5232010-01-26 Doug Kwan <dougkwan@google.com>
524
525 * arm.cc (set): Include.
526 (class Arm_exidx_fixup): Change type of last_input_section_ to const
527 pointer type.
528 (Arm_output_section::Text_section_list): New type.
529 (Arm_output_section::append_text_sections_to_list): New method.
530 (Arm_output_section::fix_exidx_coverage): Ditto.
531 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
532 (Arm_relobj::convert_input_section_to_relaxed_section): Use
533 Relobj::set_section_offset() instead of
534 Sized_relobj::invalidate_section_offset().
535 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
536 parameter for section headers. Ignore relocation sections for
537 unallocated sections and EXIDX sections.
538 (Target_arm::fix_exidx_coverage): New method.
539 (Target_arm::output_section_address_less_than): New type.
540 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
541 linked text section instead of the EXIDX section.
542 (Arm_output_section::create_stub_group): Add an assertion to check
543 that this is not an EXIDX output section.
544 (Arm_output_section::append_text_sections_to_list): New method.
545 (Arm_output_section::fix_exidx_coverage): Ditto.
546 (Arm_relobj::scan_sections_for_stubs): Adjust call to
547 Arm_relobj::section_needs_reloc_stub_scanning.
548 (Target_arm::do_relax): Fix EXIDX output section coverage in the
549 first pass.
550 (Target_arm::fix_exidx_coverage): New method.
551 * object.h (Relobj::set_output_section): New method.
552 (Sized_relobj::invalidate_section_offset): Remove method.
553 (Sized_relobj::do_invalidate_section_offset): Remove method.
554 (Sized_relobj::do_set_section_offset): Handle offset value -1.
555
c7f3c371
DK		 5562010-01-25 Doug Kwan <dougkwan@google.com>
557
558 * arm.cc (Arm_exidx_merged_section::do_output_offset):
559 Fix warning due to signed and unsigned comparison on a 32-bit host.
560
8923b24c
DK		 5612010-01-22 Doug Kwan <dougkwan@google.com>
562
563 * arm.cc (Target_arm::do_relax): Record an output section for section
564 offset adjustment it contains any stub table that has changed.
565 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
566 offsets in an output section if necessary.
567 * output.cc (Output_section::Output_section): Initialize
568 section_offsets_need_adjustments_.
569 (Output_section::add_input_section_for_script): Renamed to
570 Output_section::add_simple_input_section.
571 (Output_section::save_states): Add a comment.
572 (Output_section::discard_states): New method defintion.
573 (Output_section::adjust_section_offsets): Same.
574 * output.h (Output_section::add_input_section_for_script): Renamed to
575 Output_section::add_simple_input_section.
576 (Output_section::discard_states): New method declaration.
577 (Output_section::adjust_section_offsets): Same.
578 (Output_section::section_offsets_need_adjustment,
579 Output_section::set_section_offsets_need_adjustment): New method
580 definitions.
581 (Output_section::section_offsets_need_adjustment_): New data member.
582 * script-sections.cc
583 (Output_section_element_input::set_section_address): Adjust code for
584 renaming of Output_section::add_input_section_for_script.
585 (Orphan_output_section::set_section_address): Same.
586
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DK		 5872010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
588
589 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
590 Fix_v4bx enum values .
591 * gold/options.h (General_options): New option definitions.
592 (General_options::fix_v4bx): New method.
593 (General_options::Fix_v4bx): New enum.
594 * gold/options.cc (General_options::parse_fix_v4bx): New method.
595 (General_options::parse_fix_v4bx_interworking): New method.
596
80d0d023
DK		 5972010-01-22 Doug Kwan <dougkwan@google.com>
598
599 * arm.cc (Arm_exidx_fixup): New class.
600
af2cdeae
DK		 6012010-01-21 Doug Kwan <dougkwan@google.com>
602
603 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
604 classes.
605 (Arm_exidx_section_offset_map): New type.
606
993d07c1
DK		 6072010-01-21 Doug Kwan <dougkwan@google.com>
608
609 * arm.cc (Arm_exidx_input_section): New class.
610 (Arm_relobj::exidx_input_section_by_link,
611 Arm_relobj::exidx_input_section_by_shndx,
612 Arm_relobj::make_exidx_input_section): New methods.
613 (read_arm_attributes_section): Remove.
614 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
615 information about them.
616 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
617 to here.
618
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DK		 6192010-01-20 Doug Kwan <dougkwan@google.com>
620
621 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
622 Input_section_specifier to Section_id.
623 (Target_arm::new_arm_input_section: Adjust code for change of key
624 type.
625 (Target_arm::find_arm_input_section): Ditto.
626 * gc.h (object.h): Include for Section_id nand Section_id_hash.
627 (Section_id): Remove.
628 (Garbage_collection::Section_id_hash): Remove.
629 * icf.h (object.h): Include for Section_id nand Section_id_hash.
630 (Section_id): Remove.
631 (Icf::Section_id_hash): Remove.
632 * object.h (Section_id, Const_section_id, Section_id_hash,
633 Const_section_id_hash): New type definitions.
634 * output.cc (Output_section::add_relaxed_input_section): Change to
635 use Const_section_id instead of Input_section_specifier as key type.
636 (Output_section::add_merge_input_section): Ditto.
637 (Output_section::build_relaxation_map): Change to use Section_id
638 instead of Input_section_specifier as key type.
639 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
640 Ditto.
641 (Output_section::convert_input_sections_to_relaxed_sections): Change
642 to use Const_section_id instead of Input_section_specifier as key type.
643 (Output_section::find_merge_section): Ditto.
644 (Output_section::find_relaxed_input_section): Ditto.
645 * output.h (Input_section_specifier): Remove class.
646 (Output_section::Output_section_data_by_input_section_map): Change
647 key type to Const_section_id.
648 (Output_section::Output_relaxed_input_section_by_input_section_map):
649 Ditto.
650 (Output_section::Relaxation_map): Change key type to Section_id.
651
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ILT		 6522010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
653
654 * gold/arm.cc: Added support for R_ARM_V4BX relocation
655 (class Arm_v4bx_stub): New class.
656 (DEF_STUBS): Updated definition to support v4_veneer_bx.
657 (Stub_factory::make_arm_v4bx_stub): New method.
658 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
659 (Stub_table::empty): Handle v4bx stubs.
660 (Stub_table::add_arm_v4bx_stub): New method.
661 (Stub_table::find_arm_v4bx_stub): New method.
662 (Arm_relocate_functions::v4bx): New method.
663 (Target_arm::fix_v4bx): New method.
664 (Target_arm::Target_arm): Handle R_ARM_V4BX.
665 (Stub_table::relocate_stubs): Likewise.
666 (Stub_table::do_write): Likewise.
667 (Stub_table::update_data_size_and_addralign): Likewise.
668 (Stub_table::finalize_stubs): Likewise.
669 (Target_arm::Scan::local): Likewise.
670 (Target_arm::Scan::global): Likewise.
671 (Target_arm::do_finalize_sections): Likewise.
672 (Target_arm::Relocate::relocate): Likewise.
673 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
674 Likewise.
675 (Target_arm::scan_reloc_for_stub): Likewise.
676 (Target_arm::scan_reloc_section_for_stubs): Likewise.
677
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ILT		 6782010-01-19 Ian Lance Taylor <iant@google.com>
679
680 * output.cc (Output_section_headers::do_sized_write): Write large
681 segment count to sh_info field.
682 (Output_file_header::do_sized_write): For large segment count,
683 write PN_XNUM to e_phnum field.
684
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ILT		 6852010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
686
687 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
688 (Arm_relocate_functions::thm_jump8): New function.
689 (Arm_relocate_functions::thm_jump11): New function.
690 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
691 R_ARM_THM_JUMP11.
692 (Target_arm::Scan::global): Likewise.
693 (Target_arm::Relocate::relocate): Likewise.
694 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
695 Likewise.
696
41263c05
DK		 6972010-01-14 Doug Kwan <dougkwan@google.com>
698
699 * arm.cc (map, utility): Include headers.
700 (Target_arm::apply_cortex_a8_workaround): New method.
701 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
702 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
703 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
704 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
705 the --[no-]fix-cortex-a8 command line options.
706 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
707 (Target_arm::relocate_stub): Use addend in instruction template.
708 * options.h (DEFINE_bool): Set the user-set flag.
709 (General_options): Add --[no-]-fix-cortex options.
710 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
711 : Update fast look-up map after conversion.
712
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ST		 7132010-01-14 Sriraman Tallam <tmsriram@google.com>
714
715 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
716 in the first pass of do_layout.
717
b521dfe4
DK		 7182010-01-13 Doug Kwan <dougkwan@google.com>
719
720 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
721 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
722 apparent compiler problem of not folding static constant integral
723 data members of elfcpp::Elf_sizes<32>.
724
44272192
DK		 7252010-01-13 Doug Kwan <dougkwan@google.com>
726
727 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
728 Arm_relobj::section_needs_cortex_a8_stub_scanning,
729 Arm_relobj::scan_section_for_cortex_a8_erratum,
730 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
731 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
732 sections to scan for relocation stubs into a new method
733 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
734 relocation and Cortex-A8 stub scanning.
735 (Target_arm::do_relax): Force stubs to be after stubbed sections
736 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
737 the beginning of a new relaxation pass. Update a comment.
738 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
739
44b71ece
ILT		 7402010-01-12 Ian Lance Taylor <iant@google.com>
741
742 * target-reloc.h (visibility_error): New inline function.
743 (relocate_section): Call visibility_error.
744 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
745 (MOSTLYCLEANFILES): Likewise.
746 (protected_4_pic.o, protected_3.err): New targets.
747 * testsuite/protected_4.cc: New file.
748
a120bc7f
DK		 7492010-01-12 Doug Kwan <dougkwan@google.com>
750
751 * arm.cc (Cortex_a8_reloc): New class.
752 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
753 and cortex_a8_relocs_info_.
754 (Target_arm::fix_cortex_a8): New method definition.
755 (Target_arm::Cortex_a8_relocs_info): New type.
756 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
757 New data member declarations.
758 (Target_arm::scan_reloc_for_stub): Record information about
759 relocations for THUMB branches that might be exempted from the
760 Cortex-A8 workaround.
761 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
762 at the beginning of a relaxation pass.
763
20138696
DK		 7642010-01-12 Doug Kwan <dougkwan@google.com>
765
766 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
767 (Arm_relobj::Mapping_symbol_position,
768 Arm_reloj::Mapping_symbol_position_less,
769 Arm_relobj::Mapping_symbols_info): New types.
770 (Target_arm::is_mapping_symbol_name): New method definition.
771 (Arm_relobj::do_count_local_symbols): Save information about mapping
772 symbols.
773
089d69dc
DK		 7742010-01-11 Doug Kwan <dougkwan@google.com>
775
776 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
777 Arm_relocate_functions::thumb32_branch_upper,
778 Arm_relocate_functions::thumb32_branch_lower,
779 Arm_relocate_functions::thumb32_cond_branch_offset,
780 Arm_relocate_functions::thumb32_cond_branch_upper,
781 Arm_relocate_functions::thumb32_cond_branch_lower,
782 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
783 branch offset encoding.
784 (Arm_relocate_functions::thumb_branch_common): Use new branch
785 offset encoding methods to avoid code duplication.
786 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
787 (Stub_addend_reader::operator()): Use new branch encoding method
788 to avoid code duplication.
789
99e5bff2
DK		 7902010-01-11 Doug Kwan <dougkwan@google.com>
791
792 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
793 (Target_arm::do_finalize_sections): Define special EXIDX section
794 symbols only if referenced.
795 * gc.h (Garbage_collection::add_reference): New method.
796 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
797 code duplication.
798
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800
d0a91bd8
ILT		 801 * script.cc (Version_script_info::build_expression_list_lookup):
802 Change complaing about duplicate wildcard match from error to
803 warning.
804
98e090bd
ILT		 805 * script.cc (class Lazy_demangler): Recreate--revert part of patch
806 of 2009-12-30.
807 (Version_script_info::Version_script_info): Initialize globs_,
808 default_version_, default_is_global_, and exact_. Don't
809 initialize globals_ or locals_.
810 (Version_script_info::build_lookup_tables): Build local symbols
811 first.
812 (Version_script_info::unquote): New function.
813 (Version_script_info::add_exact_match): New function.
814 (Version_script_info::build_expression_list_lookup): Remove lookup
815 parameter. Add is_global parameter. Change all callers. Handle
816 wildcard pattern specially. Unquote pattern. Call
817 add_exact_match.
818 (Version_script_info::get_name_to_match): New function.
819 (Version_script_info::get_symbol_version): New function.
820 (Version_script_info::get_symbol_version_helper): Remove.
821 (Version_script_info::check_unmatched_names): Call unquote.
822 * script.h (class Version_script_info): Change get_symbol_version
823 to be non-inline and add is_global parameter; change all callers.
824 Rewrite symbol_is_local. Update declarations. Define struct
825 Version_tree_match, Exact, Globs. Don't define struct Lookup.
826 Remove globals_ and locals_ members. Add exact_, globs_,
827 default_version_, is_global_.
828 (Version_script_info::Glob): Remove pattern, add expression and
829 is_global. Update constructor. Change all callers.
830 * dynobj.cc (Versions::finalize): Mark the version symbol as the
831 default version.
832 (Versions::symbol_section_contents): If a symbol is undefined, or
833 defined in a dynamic object, set the version index to
834 VER_NDX_LOCAL.
835 * symtab.cc (Symbol_table::add_from_relobj): Don't call
836 symbol_is_local.
837 (Symbol_table::add_from_pluginobj): Likewise.
838 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
839
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DK		 8402010-01-11 Doug Kwan <dougkwan@google.com>
841
842 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
843 (incremental_dump_LDADD): Add linking option for libintl.
844 * Makefile.in: Regenerate.
845
94e6ee91
L		 8462010-01-11 H.J. Lu <hongjiu.lu@intel.com>
847
848 PR gold/11144
849 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
850 instead of -Ds.
851 * testsuite/Makefile.in: Regenerated.
852
e96c574b
DK		 8532010-01-10 Doug Kwan <dougkwan@google.com>
854
855 * options.h (DEFINE_var): Use parentheses around argument varname__
856 in macro body to avoid any unintended subsequent substitutions.
857
7198066b
ILT		 8582010-01-10 Ian Lance Taylor <iant@google.com>
859
ba4d53bf
ILT		 860 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
861 candidates before doing symbol resolution.
862
7198066b
ILT		 863 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
864 ODR candidates if only one is weak.
865
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ILT		 8662010-01-08 Ian Lance Taylor <iant@google.com>
867
868 * script.cc (Version_script_info::build_expression_list_lookup):
869 Don't warn about ambiguous version, just record the ambiguity.
870 (Version_script_info::get_symbol_version_helper): Give error if
871 version is ambiguous.
872
2fb7225c
DK		 8732010-01-08 Doug Kwan <dougkwan@google.com>
874
875 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
876 prev_data_size_ and prev_addralign_. Remove initializer for
877 deleted data member has_been_changed_.
878 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
879 to determine if the table is empty.
880 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
881 Remove.
882 (Stub_table::add_reloc_stub): Define method in class definition
883 instead of just declaring it there.
884 (Stub_table::add_cortex_a8_stub): New method definition.
885 (Stub_table::update_data_size_and_addralign): Ditto.
886 (Stub_table::finalize_stubs): Ditto.
887 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
888 (Stub_table::do_addralign_): Return address alignment in the
889 (Stub_table::do_reset_address_and_file_offset): Define method in
890 class definition instead of declaring it there. Set current data
891 size to be the data size of the previous pass.
892 (Stub_table::set_final_data_size): Use current data size as the
893 final data size.
894 (Stub_table::relocate_stub): Change parameter type of stub from
895 Reloc_stub pointer to Stub pointer.
896 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
897 (Stub_table::Cortex_a8_stub_list): New typedef.
898 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
899 Stub_table::prev_addralign_): New data member.
900 (Arm_relobj::Arm_relobj): Initialize data member
901 section_has_cortex_a8_workaround_.
902 (Arm_relobj::section_has_cortex_a8_workaround,
903 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
904 definitions.
905 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
906 declarations.
907 (Target_arm::relocate_stub): Change parameter type of stub from
908 Reloc_stub pointer to Stub pointer.
909 (Insn_template::size, Insn_template::alignment): Handle
910 THUMB16_SPECIAL_TYPE.
911 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
912 Stub_table::update_data_size_and_addralign,
913 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
914 definitions.
915 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
916 (Stub_table::do_write): Ditto.
917 (Target_arm::do_relax): Adjust code for changes in Stub_table.
918
880cd20d
ILT		 9192010-01-08 Ian Lance Taylor <iant@google.com>
920
921 PR 11108
922 * symtab.h (class Symbol): Remove fields is_target_special_ and
923 has_plt_offset_. Add field is_defined_in_discarded_section_.
924 (Symbol::is_defined_in_discarded_section): New function.
925 (Symbol::set_is_defined_in_discarded_section): New function.
926 (Symbol::has_plt_offset): Rewrite.
927 (Symbol::set_plt_offset): Verify that new offset is not -1U.
928 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
929 Don't initialize is_target_special_ or has_plt_offset_.
930 Initialize is_defined_in_discarded_section_.
931 (Symbol_table::add_from_relobj): If appropriate, set
932 is_defined_in_discarded_section.
933 * resolve.cc (Symbol::override_base_with_special): Don't test
934 is_target_special_. Change has_plt_offset_ to has_plt_offset().
935 * target-reloc.h (relocate_section): Do special handling for
936 symbols defined in discarded sections for global symbols as well
937 as local symbols.
938
2703e3eb
ILT		 9392010-01-08 Ian Lance Taylor <iant@google.com>
940
941 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
942 the SHT_SYMTAB case.
943
339d40a3
ILT		 9442010-01-08 Ian Lance Taylor <iant@google.com>
945
946 * object.cc (Sized_relobj::do_layout): Don't get confused if
947 layout_eh_frame returns NULL.
948
abecea76
ILT		 9492010-01-08 Ian Lance Taylor <iant@google.com>
950
951 PR 11084
952 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
953 dynamic symbol table, use the normal symbol table.
954 (Sized_dynobj::do_read_symbols): Remove assertion about type of
955 symbol table.
956
6b7dd3f3
ILT		 9572010-01-08 Ian Lance Taylor <iant@google.com>
958
959 PR 11072
960 * layout.cc (Layout::include_section): Remove .gnu_debuglink
961 sections.
962
36c50e63
L		 9632010-01-08 H.J. Lu <hongjiu.lu@intel.com>
964
965 * version.cc (print_version): Change to "Copyright 2010".
966
e291e7b9
ILT		 9672010-01-08 Ian Lance Taylor <iant@google.com>
968
969 PR 10287
970 PR 11063
971 * i386.cc (class Target_i386): Change return type of plt_section
972 to be non-const.
973 (class Output_data_plt_i386): Add tls_desc_rel_ field.
974 (Output_data_plt_i386::Output_data_plt_i386): Initialize
975 tls_desc_rel_ field.
976 (Output_data_plt_i386::rel_tls_desc): New function.
977 (Target_i386::rel_tls_desc_section): New function.
978 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
979 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
980 R_386_TLS_DESC reloc in rel_tls_desc_section.
981 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
982 Define struct Tlsdesc_info.
983 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
984 (Target_x86_64::do_reloc_symbol_index): New function.
985 (Target_x86_64::add_tlsdesc_info): New function.
986 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
987 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
988 tlsdesc_rel_ field.
989 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
990 all callers.
991 (Output_data_plt_x86_64::rela_tlsdesc): New function.
992 (Target_x86_64::rela_tlsdesc_section): New function.
993 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
994 handling.
995 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
996 (Target_x86_64::do_reloc_addend): New function.
997 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
998 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
999 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1000 (Output_reloc::type): New function.
1001 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1002 (Output_reloc::is_target_specific): New function.
1003 (Output_reloc::target_arg): New function.
1004 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1005 absolute relocs and target specific relocs.
1006 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1007 add_target_specific.
1008 (class Output_data_reloc) [SHT_RELA]: Likewise.
1009 * output.cc (Output_reloc::Output_reloc): Add four new versions
1010 for absolute relocs and target specific relocs.
1011 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1012 (Output_reloc::get_symbol_index): Likewise.
1013 (Output_reloc::local_section_offset): Check that local_sym_index_
1014 is not TARGET_CODE or 0.
1015 (Output_reloc::symbol_value): Likewise.
1016 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1017 reloc.
1018 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1019 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1020 functions.
1021 * layout.cc (add_target_dynamic_tags): Use output section for
1022 DT_PLTRELSZ and DT_JMPREL.
1023
3a44184e
ILT		 10242010-01-07 Ian Lance Taylor <iant@google.com>
1025
1026 PR 11061
1027 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1028 function.
1029 (class Output_data_reloc_generic): Define.
1030 (class Output_data_reloc_base): Change base class to
1031 Output_data_reloc_generic. Change add() method to call
1032 bump_relative_reloc_count for a relative reloc. Remove
1033 sort_relocs_ field.
1034 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1035 to sort_relocs().
1036 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1037 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1038 appropriate.
1039 * layout.h (class Layout): Update declaration.
1040
ea715a34
ILT		 10412010-01-07 Ian Lance Taylor <iant@google.com>
1042
1043 * output.h (class Output_data): Add const version of
1044 output_section and do_output_section.
1045 (class Output_section_data): Add const version of
1046 do_output_section.
1047 (class Output_section): Likewise.
1048 * layout.cc (Layout::add_target_dynamic_tags): New function.
1049 * layout.h (class Layout): Update declarations.
1050 * arm.cc (Target_arm::do_finalize_sections): Use
1051 add_target_dynamic_tags.
1052 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1053 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1054 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1055 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1056
659948a4
ILT		 10572010-01-07 Ian Lance Taylor <iant@google.com>
1058
1059 PR 11042
1060 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1061 object as needed.
1062
9d3b86f6
ILT		 10632010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1064 Ian Lance Taylor <iant@google.com>
1065
1066 PR 11019
1067 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1068 Xindex::read_symtab_xindex.
1069
bb0d3eb0
DK		 10702010-01-07 Doug Kwan <dougkwan@google.com>
1071
1072 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1073 (Insn_template::thumb16_bcond_insn): New method declaration.
1074 (Insn_template): Fix spelling.
1075 (Stub::thumb16_special): New method declaration.
1076 (Stub::do_write): Define virtual method which was previously pure
1077 virtual.
1078 (Stub::do_thumb16_special): New method declaration.
1079 (Stub::do_fixed_endian_write): New template member.
1080 (Reloc_stub::do_write): Remove.
1081 (Reloc_stub::do_fixed_endian_write): Remove.
1082 (Cortex_a8_stub): New class definition.
1083 (Stub_factory::make_cortex_a8_stub): New method definition.
1084 (Stub_factory::Stub_factory): Add missing static storage class
1085 qualifier for elf32_arm_stub_a8_veneer_blx.
1086
ffeef7df
ILT		 10872010-01-07 Ian Lance Taylor <iant@google.com>
1088
dc3f80fe
ILT		 1089 PR 10980
1090 * options.h (class General_options): Add --warn-unresolved-symbols
1091 and --error-unresolved-symbols.
1092 * errors.cc (Errors::undefined_symbol): Implement
1093 --warn-unresolved-symbols.
1094
ffeef7df
ILT		 1095 * options.h (class General_options): Add -z text and -z textoff.
1096 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1097
f1ec9ded
ST		 10982010-01-06 Sriraman Tallam <tmsriram@google.com>
1099
1100 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1101 (Garbage_collection::cident_sections): New function.
1102 (Garbage_collection::add_cident_section): New function.
1103 (Garbage_collection::cident_sections_): New member.
1104 (gc_process_relocs): Add references to sections whose names are C
1105 identifiers.
1106 * gold.h (cident_section_start_prefix): New constant.
1107 (cident_section_stop_prefix): New constant.
1108 (is_cident): New function.
1109 * layout.cc (Layout::define_section_symbols): Replace string constants
1110 with the newly defined constants.
1111 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1112 C identifiers.
1113 * testsuite/Makefile.am: Add gc_orphan_section_test.
1114 * testsuite/Makefile.in: Regenerate.
1115 * testsuite/gc_orphan_section_test.cc: New file.
1116 * testsuite/gc_orphan_section_test.sh: New file.
1117
6eda8c29
ILT		 11182010-01-06 Ian Lance Taylor <iant@google.com>
1119
b9674e17
ILT		 1120 PR 10980
1121 * options.h (class General_options): Add --warn-shared-textrel.
1122 * layout.cc (Layout::finish_dynamic_section): Implement
1123 --warn-shared-textrel.
1124
6eda8c29
ILT		 1125 PR 10980
1126 * options.h (class General_options): Add --warn-multiple-gp.
1127
32dcd44e
ILT		 11282010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1129
1130 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1131 $(THREADSLIB) and $(LIBDL).
1132 * Makefile.in: Rebuild.
1133
a192ba05
ILT		 11342010-01-06 Ian Lance Taylor <iant@google.com>
1135
1136 PR 10980
1137 * options.cc (General_options::parse_section_start): New function.
1138 (General_options::section_start): New function.
1139 (General_options::General_options): Initialize all members.
1140 * options.h: Include <map>
1141 (class General_options): Add --section-start. Add section_starts_
1142 member.
1143 * layout.cc (Layout::attach_allocated_section_to_segment): If
1144 --section-start was used, set the address of the segment. Remove
1145 local sort_sections.
1146 (Layout::relaxation_loop_body): If the address of the load segment
1147 has been set by --section-start, don't use it.
1148 * output.h (Output_segment::update_flags_for_output_section): New
1149 function.
1150 * output.cc (Output_segment::add_output_section): Call
1151 update_flags_for_output_section.
1152
dde3f402
ILT		 11532010-01-05 Ian Lance Taylor <iant@google.com>
1154
62dfdd4d
ILT		 1155 PR 10980
1156 * options.h (class General_options): Add --undefined-version.
1157 * script.cc (struct Version_expression): Add was_matched_by_symbol
1158 field.
1159 (Version_script_info::matched_symbol): New function.
1160 (Version_script_info::get_symbol_version_helper): Call
1161 matched_symbol.
1162 (Version_script_info::check_unmatched_names): New function.
1163 * script.h (class Version_script_info): Update declarations.
1164 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1165
9c4ae156
ILT		 1166 * options.h (class General_options): Use DEFINE_bool_alias for
1167 allow_multiple_definition.
1168 * resolve.cc (Symbol_table::should_override): Don't test
1169 allow_multiple_definition.
1170
dde3f402
ILT		 1171 PR 10980
1172 * options.h (class General_options): Add --cref.
1173 * main.cc (main): Print cref table if --cref. Don't close mapfile
1174 until after printing cref table.
1175 * cref.cc: Include "symtab.h".
1176 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1177 (Cref_table_compare::operator()): New function.
1178 (Cref_inputs::gather_cref): New function.
1179 (filecol): New static const.
1180 (Cref_inputs::print_cref): New function.
1181 (Cref::print_cref): New function.
1182 * cref.h: Include <cstdio>.
1183 (class Cref): Update declarations.
1184 * mapfile.h (Mapfile::file): New function.
1185 * object.h (class Object): Define Symbols. Declare virtual
1186 do_get_global_symbols.
1187 (Object::get_global_symbols): New function.
1188 * object.cc (Input_objects::add_object): Pass object to cref_ if
1189 --cref.
1190 (Input_objects::archive_start): Likewise.
1191 (Input_objects::archive_stop): Likewise.
1192 (Input_objects::print_cref): New function.
1193 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1194 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1195 --cref.
1196 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1197 function.
1198 * plugin.h (class Sized_pluginobj): Update declarations.
1199
8781f709
ILT		 12002010-01-05 Ian Lance Taylor <iant@google.com>
1201
1202 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1203 to is_default_version. Rename insdef to insdefault.
1204 (Symbol_table::add_from_relobj): Rename def to is_default_version
1205 and local to is_forced_local.
1206 (Symbol_table::add_from_pluginobj): Likewise.
1207 (Symbol_table::add_from_dynobj): Likewise.
1208 (Symbol_table::define_special_symbol): Rename insdef to
1209 insdefault.
1210
fe35d28d
ILT		 12112010-01-04 Ian Lance Taylor <iant@google.com>
1212
30bc8c46
ILT		 1213 PR 10980
1214 * options.h (class General_options): Add
1215 --allow-multiple-definition and -z muldefs.
1216 * resolve.cc (Symbol_table::should_override): Don't warn about a
1217 multiple symbol definition if --allow-multiple-definition or -z
1218 muldefs.
1219
7eaea549
ILT		 1220 PR 10980
1221 * options.h (class General_options): Add --add-needed and
1222 --copy-dt-needed-entries. Tweak --as-needed help entry.
1223 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1224 error if --copy-dt-needed-entries aka --add-needed is used and
1225 would cause a change in behaviour.
1226
fe35d28d
ILT		 1227 PR 10980
1228 * options.h (class General_options): Add -G as a short version of
1229 --shared. Add no-op options -assert, -g, and -i.
1230
55a2bb35
ST		 12312010-01-04 Sriraman Tallam <tmsriram@google.com>
1232
1233 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1234 check for .text or .gnu.linkonce.t sections.
1235 * icf.cc (Icf::find_identical_sections): Ditto.
1236 Change the detection for mangled function name within the section
1237 name.
1238 * icf.h (is_section_foldable_candidate): New function.
1239
719328e1
ILT		 12402009-12-30 Ian Lance Taylor <iant@google.com>
1241
1242 PR 10980
1243 * options.h (class General_options): Permit two dashes with
1244 --retain-symbols-file.
1245
d7bb5745
ILT		 12462009-12-30 Ian Lance Taylor <iant@google.com>
1247
403a15dd
ILT		 1248 PR 10979
1249 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1250 don't put the file header and segment headers in the text
1251 segment.
1252
eda294df
ILT		 1253 PR 10979
1254 * common.cc (Sort_commons::operator()): Stabilize sort when both
1255 entries are NULL.
1256 (Symbol_table::do_allocate_commons_list): When allocating common
1257 symbols, skip a symbol which is no longer common.
1258 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1259 an object before checking its type.
1260 * testsuite/common_test_2.c: New file.
1261 * testsuite/common_test_3.c: New file.
1262 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1263 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1264 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1265 (common_test_2_pic.o, common_test_2.so): New targets.
1266 (common_test_3_pic.o, common_test_3.so): New targets.
1267 * testsuite/Makefile.in: Rebuild.
1268
d7bb5745
ILT		 1269 PR 10979
1270 * script.cc (read_input_script): If we see a new SECTIONS clause,
1271 and we have added an input section, give an error.
1272 * layout.h (class Layout): Add have_added_input_section function.
1273 Add have_added_input_section_ field.
1274 * layout.cc (Layout::Layout): Initialize
1275 have_added_input_section_.
1276 (Layout::layout): Set have_added_input_section_.
1277 (Layout::layout_eh_frame): Likewise.
1278
fc59c572
ILT		 12792009-12-30 Ian Lance Taylor <iant@google.com>
1280
1281 PR 10931
1282 * options.h (class General_options): Add --sort-common option.
1283 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1284 * common.cc (Sort_common): Add sort_order parameter to
1285 constructor. Add sort_order_ field.
1286 (Sort_commons::operator): Check sort_order_.
1287 (Symbol_table::allocate_commons): Determine the sort order.
1288 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1289 Change all callers.
1290 (Symbol_table::do_allocate_commons_list): Likewise.
1291
1c74fab0
ILT		 12922009-12-30 Ian Lance Taylor <iant@google.com>
1293
1294 PR 10916
1295 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1296 symbols from this object, don't change the visibility of an
1297 undefined symbol.
1298 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1299
6affe781
ILT		 13002009-12-30 Ian Lance Taylor <iant@google.com>
1301
1302 PR 10861
1303 * script.h (class Version_script_info): Define Language enum.
1304 Update declarations. Define Glob, Exact, and Lookup types. Add
1305 new fields globals_, locals_, and is_finalized_.
1306 * script.cc: Various formatting fixes.
1307 (class Parser_closure): Change language_stack_ from a vector of
1308 std::string to one of Version_script_info::Language. Adjust all
1309 uses accordingly.
1310 (class Lazy_demangler): Remove.
1311 (struct Version_expression): Change language from std::string to
1312 Version_script_info::Language.
1313 (Version_script_info::Version_script_info): New function.
1314 (Version_script_info::~Version_script_info): Don't call clear.
1315 (Version_script_info::finalize): New function.
1316 (Version_script_info::build_lookup_tables): New function.
1317 (Version_script_info::build_expression_list_lookup): New
1318 function.
1319 (Version_script_info::get_symbol_version_helper): Rewrite to use
1320 lookup tables.
1321 (Version_script_info::print_expression_list): Adjust to use
1322 Version_script_info::Language.
1323 (script_push_lex_into_version_mode): Check that the version script
1324 has not been finalized.
1325 (version_script_push_lang): Change language string to
1326 Version_script_info::Language.
1327 * options.cc (Command_line::version_script): New function.
1328 * options.h (class General_options): Add finalize_dynamic_list
1329 function. Change version_script from declaration to definition.
1330 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1331 * testsuite/version_script.map: Remove duplicate def of foo.
1332 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1333 version_script.map.
1334 * testsuite/Makefile.in: Rebuild.
1335
818bf354
ILT		 13362009-12-30 Ian Lance Taylor <iant@google.com>
1337
1338 PR 10843
1339 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1340 if the input symbol index is 0, make the output symbol index 0.
1341
ebcc8304
ILT		 13422009-12-30 Ian Lance Taylor <iant@google.com>
1343
1344 PR 10670
1345 * options.h (class General_options): Add -x/--discard-all.
1346 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1347 --discard-all. If the local symbol needs a dynamic entry, check
1348 that before handling --discard-locals.
1349
176fe33f
ILT		 13502009-12-30 Ian Lance Taylor <iant@google.com>
1351
bb321bb1
ILT		 1352 PR 10450
1353 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1354 flags to PF_R.
1355 (Output_segment::add_output_section): Don't change the flags if
1356 the type is PT_TLS.
1357
176fe33f
ILT		 1358 PR 10450
1359 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1360 GNU hash table if they need a dynamic value. Otherwise, don't add
1361 them if they are defined in a dynamic object or are forced local.
1362
e8cd95c7
ILT		 13632009-12-29 Ian Lance Taylor <iant@google.com>
1364
1b81fb71
ILT		 1365 PR 10450
1366 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1367 .gnu.hash table for a 32-bit target.
1368
8d6d383d
ILT		 1369 PR 10450
1370 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1371 regular and a dynamic object only needs a dynamic symbol table
1372 entry if it is externally visible.
1373
e785ec03
ILT		 1374 PR 10450
1375 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1376 constructor. Add global_offset_table_ field.
1377 (Target_i386::got_section): Set global_offset_table_.
1378 (Target_i386::do_finalize_sections): Set global_offset_table_
1379 size.
1380 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1381 in constructor. Add global_offset_table_ field.
1382 (Target_x86_64::got_section): Set global_offset_table_.
1383 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1384 size.
1385
1a2dff53
ILT		 1386 * layout.cc (Layout::Layout): Initialize increase_relro_.
1387 (Layout::get_output_section): Add is_relro, is_last_relro, and
1388 is_first_non_relro parameters. Change all callers.
1389 (Layout::choose_output_section): Likewise.
1390 (Layout::add_output_section_data): Likewise.
1391 (Layout::make_output_section): Likewise.
1392 (Layout::set_segment_offsets): Clear increase_relro when using a
1393 linker script.
1394 * layout.h (class Layout): Add increase_relro method. Add
1395 increase_relro_ field. Update declarations.
1396 * output.cc (Output_section::Output_section): Initialize
1397 is_last_relro_ and is_first_non_relro_.
1398 (Output_segment::add_output_section): Group relro sections is
1399 do_sort is true. Handle is_last_relro and is_first_non_relro.
1400 (Output_segment::maximum_alignment): Remove relro handling.
1401 (Output_segment::set_section_addresses): Add increase_relro
1402 parameter. Change all callers. Add initial alignment to align
1403 relro sections on separate page. Remove old relro handling.
1404 (Output_segment::set_section_list_addresses): Remove in_relro
1405 parameter. Change all callers.
1406 (Output_segment::set_offset): Add increase parameter. Change all
1407 callers. Remove old relro handling.
1408 * output.h (class Output_section): Add new methods: is_last_relro,
1409 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1410 Add is_last_relro_ and is_first_non_relro_ fields.
1411 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1412 Create separate .got.plt section. Call increase_relro.
1413 * x86_64.cc (Target_x86_64::got_section): Likewise.
1414 * testsuite/relro_script_test.t: Add .got.plt.
1415
f0ba79e2
ILT		 1416 PR 10450
1417 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1418 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1419 (Layout::finalize): Call set_dynamic_symbol_size.
1420 (Layout::set_dynamic_symbol_size): New function.
1421 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1422 set_dynamic_symbol_size.
1423
e8cd95c7
ILT		 1424 PR 10450
1425 * output.h (class Output_section): Add is_entsize_zero_ field.
1426 * output.cc (Output_section::Output_section): Initialize
1427 is_entsize_zero_.
1428 (Output_section::set_entsize): If two different entsizes are
1429 requested, force it to zero.
1430 (Output_section::add_input_section): Set flags for .debug_str
1431 before updating section flags. Set entsize.
1432 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1433 and SHF_STRING if all input sections have those flags.
1434
3e1b9a8a
RÁE		 14352009-12-29 Rafael Espindola <espindola@google.com>
1436
1437 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 1438 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1439 reporting.
3e1b9a8a 1440
3dcad376
ST		 14412009-12-29 Sriraman Tallam <tmsriram@google.com>
1442
1443 * options.cc (General_options::parse_version): Allow -v to exit
1444 without an error if there is nothing to link.
1445
084e2665
ILT		 14462009-12-29 Ian Lance Taylor <iant@google.com>
1447
1448 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1449 using a version of gcc before 4.1.
1450 * configure: Rebuild.
1451
250acde3
CD		 14522009-12-28 Chris Demetriou <cgd@google.com>
1453
1454 * attributes.cc (Output_attributes_section_data::do_write): Use
1455 std::vector::front rather than std::vector::data.
1456
99fff23b
ILT		 14572009-12-28 Ian Lance Taylor <iant@google.com>
1458
1459 * symtab.h (class Symbol_table): Add enum Defined.
1460 * resolve.cc (Symbol_table::should_override): Add defined
1461 parameter. Change all callers. Test whether object is NULL
1462 before calling a method on it.
1463 (Symbol_table::report_resolve_problem): Add defined parameter.
1464 Change all callers.
1465 (Symbol_table::should_override_with_special): Likewise.
1466 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1467 parameter. Change all callers.
1468 (Symbol_table::do_define_in_output_data): Likewise.
1469 (Symbol_table::define_in_output_segment): Likewise.
1470 (Symbol_table::do_define_in_output_segment): Likewise.
1471 (Symbol_table::define_as_constant): Likewise.
1472 (Symbol_table::do_define_as_constant): Likewise.
1473 * script.h (class Symbol_assignment): Add is_defsym parameter to
1474 constructor; change all callers.
1475 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1476 parameter. Change all callers. Add is_defsym_ field.
1477 (class Parser_closure): Add parsing_defsym parameter to
1478 constructor; change all callers. Add parsing_defsym accessor
1479 function. Add parsing_defsym_ field.
1480
556bd683
ILT		 14812009-12-28 Ian Lance Taylor <iant@google.com>
1482
1483 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 1484 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 1485
1782c879
ILT		 14862009-12-23 Ian Lance Taylor <iant@google.com>
1487
1488 * i386.cc (Target_i386::do_calls_non_split): Recognize
1489 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 1490 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1491 -fsplit-stack prologue when using %r11.
1782c879 1492
329ca2b1
ST		 14932009-12-21 Sriraman Tallam <tmsriram@google.com>
1494
1495 * options.cc (General_options::parse_version): Make -v continue and do
1496 the link like GNU ld does.
1497
d675ff46
RÁE		 14982009-12-17 Rafael Avila de Espindola <espindola@google.com>
1499
1500 * Makefile.am (CCFILES): Add timer.cc.
1501 (HFILES): Add timer.h.
1502 * configure.ac: Check for sysconf and times.
1503 * main.cc: include timer.h.
1504 (main): Use Timer instead of get_run_time.
1505 * timer.cc: New.
1506 * timer.h: New.
1507 * workqueue.cc: include timer.h.
1508 (Workqueue::find_and_run_task):
1509 Report user, sys and wall time.
1510 * Makefile.in: Regenerate.
1511 * config.in: Regenerate.
1512 * configure: Regenerate.
1513
d6344fb5
DK		 15142009-12-16 Doug Kwan <dougkwan@google.com>
1515
1516 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1517 sections.
1518 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1519 relaxed input sections.
1520 * output.cc (Output_section::find_relaxed_input_section): Change
1521 return type to Output_relaxed_input_section pointer. Adjust code
1522 for new type of relaxed_input_section_map_.
1523 * output.h (Output_section::find_relaxed_input_section): Change
1524 return type to Output_relaxed_input_section pointer.
1525 (Output_section::Output_relaxed_input_section_by_input_section_map):
1526 New type.
1527 (Output_section::relaxed_input_section_map_): Change type to
1528 Output_section::Output_relaxed_input_section_by_input_section_map.
1529 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1530 input section.
1531
0e0d5469
ILT		 15322009-12-15 Ian Lance Taylor <iant@google.com>
1533
1534 * layout.cc (Layout::create_shstrtab): Only write out after input
1535 sections if we are compressing debug sections.
1536
0649a889
ILT		 15372009-12-15 Ian Lance Taylor <iant@google.com>
1538
1539 * archive.cc (Archive::add_symbols): Only look up a symbol without
1540 a version if there is, in fact, a version.
1541
2ea97941
ILT		 15422009-12-14 Ian Lance Taylor <iant@google.com>
1543
1544 Revert -Wshadow changes, all changes from:
1545 2009-12-11 Doug Kwan <dougkwan@google.com>
1546 2009-12-11 Nick Clifton <nickc@redhat.com>
1547 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1548
b0eec2cc
DK		 15492009-12-11 Doug Kwan <dougkwan@google.com>
1550
1551 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1552 due to -Wshadow.
1553 * attributes.cc (Object_attribute::size): Ditto.
1554 (Attributes_section_data::size): Ditto.
1555 (Attributes_section_data::Attributes_section_data): Ditto.
1556 (Output_attributes_section_data::do_write): Ditto.
1557 * attributes.h (Object_attribute::set_type): Ditto.
1558 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1559
91d6fa6a
NC		 15602009-12-11 Nick Clifton <nickc@redhat.com>
1561
1562 * archive.cc: Fix shadowed variable warnings.
1563 * arm.cc: Likewise.
1564 * compressed_output.cc: Likewise.
1565 * compressed_output.h: Likewise.
1566 * configure: Likewise.
1567 * dwarf_reader.cc: Likewise.
1568 * dynobj.cc: Likewise.
1569 * dynobj.h: Likewise.
1570 * ehframe.cc: Likewise.
1571 * ehframe.h: Likewise.
1572 * errors.cc: Likewise.
1573 * expression.cc: Likewise.
1574 * fileread.cc: Likewise.
1575 * fileread.h: Likewise.
1576 * freebsd.h: Likewise.
1577 * i386.cc: Likewise.
1578 * icf.cc: Likewise.
1579 * incremental.h: Likewise.
1580 * layout.cc: Likewise.
1581 * layout.h: Likewise.
1582 * mapfile.cc: Likewise.
1583 * merge.cc: Likewise.
1584 * merge.h: Likewise.
1585 * object.cc: Likewise.
1586 * object.h: Likewise.
1587 * options.h: Likewise.
1588 * output.cc: Likewise.
1589 * output.h: Likewise.
1590 * parameters.cc: Likewise.
1591 * plugin.cc: Likewise.
1592 * powerpc.cc: Likewise.
1593 * reduced_debug_output.cc: Likewise.
1594 * reduced_debug_output.h: Likewise.
1595 * reloc.cc: Likewise.
1596 * reloc.h: Likewise.
1597 * resolve.cc: Likewise.
1598 * script-sections.cc: Likewise.
1599 * script.cc: Likewise.
1600 * script.h: Likewise.
1601 * sparc.cc: Likewise.
1602 * symtab.cc: Likewise.
1603 * symtab.h: Likewise.
1604 * target-select.cc: Likewise.
1605 * target-select.h: Likewise.
1606 * token.h: Likewise.
1607 * workqueue.cc: Likewise.
1608 * workqueue.h: Likewise.
1609 * x86_64.cc: Likewise.
1610
a0351a69
DK		 16112009-12-10 Doug Kwan <dougkwan@google.com>
1612
1613 * arm.cc (attributes.h): New include.
1614 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1615 (Arm_relobj::~Arm_relobj): Delete object pointed by
1616 attributes_section_data_.
1617 (Arm_relobj::attributes_section_data): New method definition.
1618 (Arm_relobj::attributes_section_data_): New data member declaration.
1619 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1620 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1621 attributes_section_data_.
1622 (Arm_dynobj::attributes_section_data): New method definition.
1623 (Arm_dynobj::attributes_section_data_): New data member declaration.
1624 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1625 initialization value of may_use_blx_ to false.
1626 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1627 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1628 object attributes to compute results instead of hard-coding.
1629 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1630 Target_arm::get_secondary_compatible_arch,
1631 Target_arm::set_secondary_compatible_arch
1632 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1633 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1634 New method declarations.
1635 (Target_arm::get_aeabi_object_attribute): New method definition.
1636 (Target_arm::attributes_section_data_): New data member declaration.
1637 (read_arm_attributes_section): New template definition.
1638 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1639 (Arm_dynobj::do_read_symbols): Ditto.
1640 (Target_arm::do_finalize_sections): Merge attributes sections from
1641 input. Check for BLX use after attributes section merging.
1642 Fix __exidx_start and __exidx_end visibility. Create an
1643 .ARM.attributes section if necessary.
1644 (Target_arm::get_secondary_compatible_arch,
1645 Target_arm::set_secondary_compatible_arch,
1646 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1647 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1648 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1649 New method definitions.
1650
b59befec
ILT		 16512009-12-09 Ian Lance Taylor <iant@google.com>
1652
1653 * plugin.cc (Plugin::load): Don't cast from void* to a function
1654 pointer.
1655
1276bc89
ILT		 16562009-12-09 Ian Lance Taylor <iant@google.com>
1657
1658 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1659 information fields.
1660
2f2de248
L		 16612009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1662
1663 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1664 Replace two_file_shared_1.so with two_file_shared_2.so.
1665 * testsuite/Makefile.in: Regenerated.
1666
4f787271
DK		 16672009-12-08 Doug Kwan <dougkwan@google.com>
1668
1669 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1670 (HFILES): Add attributes.h and int_encoding.h.
1671 * Makefile.in: Regenerate.
1672 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1673 function definitions to int_encoding.cc
1674 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1675 prototypes to int_encoding.h
1676 * reduced_debug_output.cc (int_encoding.h): New include.
1677 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1678 function definitions to int_encoding.cc
1679 (insert_into_vector, read_from_pointer): Move template definitions to
1680 int_encoding.h
1681 * attributes.cc: New file.
1682 * attributes.h: New file.
1683 * int_encoding.cc: New file.
1684 * int_encoding.h: New file.
1685
20b52f1a
RÁE		 16862009-12-07 Rafael Avila de Espindola <espindola@google.com>
1687
1688 PR gold/11055
1689 * incremental-dump.cc (dump_incremental_inputs): New.
1690 (main): Use dump_incremental_inputs.
1691
53d7974c
L		 16922009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1693
1694 PR gold/10893
1695 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1696 checking elfcpp::STT_FUNC.
1697 (Target_i386::Relocate::relocate): Likewise.
1698 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1699
1700 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1701 symbols from shared libraries into normal FUNC symbols.
1702
1703 * symtab.h (Symbol): Add is_func and use it.
1704
05a352e6
DK		 17052009-12-05 Doug Kwan <dougkwan@google.com>
1706
1707 * arm.cc (Target_arm::arm_info): Initialize new fields
1708 attributes_section and attributes_vendor.
1709 * i386.cc (Target_i386::i386_info): Same.
1710 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1711 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1712 fields attributes_section and attributes_vendor.
53d7974c 1713 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 1714 * target.h (Target::attributes_section, Target::attributes_vendor,
1715 Target::is_attributes_section, Target::attribute_arg_type,
1716 Target::attributes_order): New method definitions.
1717 (Target::Target_info::attributes_section,
1718 Target::Target_info::attributes_vendor): New fields.
1719 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1720 virtual method definitions.
1721 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1722 attributes_section and attributes_vendor.
1723 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1724
f4e5969c
DK		 17252009-12-05 Doug Kwan <dougkwan@google.com>
1726
1727 * arm.cc: Update comments about interworking and stub generation.
1728 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1729 considered as non-PIC.
1730 (Arm_relocate_functions::base_abs): Fix formatting.
1731 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1732 of function to use GOT entry address instead of offset.
1733 (Target_arm::Scan::global): Issue an error if a symbol would need a
1734 PLT does not get one because it is untyped. Remove code to create
1735 dynamic symbols for relative branches.
1736 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1737 takes unsigned integer instead of boolean.
1738
1abce4a6
L		 17392009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1740
1741 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1742 (two_file_test_LDADD): Likewise.
1743 (common_test_1_LDADD): Likewise.
1744 (exception_test_LDADD) Likewise.
1745 (weak_test_LDADD): Likewise.
1746 (many_sections_test_LDADD): Likewise.
1747 (initpri1_LDADD): Likewise.
1748 (script_test_1_LDADD): Likewise.
1749 (script_test_2_LDADD): Likewise.
1750 (justsyms_LDADD): Likewise.
1751 (binary_test_LDADD): Likewise.
1752 (large_LDADD): Likewise.
1753 * testsuite/Makefile.in: Regenerated.
1754
adcf2816 17552009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 1756
adcf2816
L		 1757 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1758 (Symbol_table::override_with_special): Likewise.
1759 (Symbol_table::add_from_object): Likewise.
1760
28e67f5d
RÁE		 17612009-12-04 Rafael Avila de Espindola <espindola@google.com>
1762
1763 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1764 Don't set the data_offset twice.
1765
ae10a101
RÁE		 17662009-12-04 Rafael Avila de Espindola <espindola@google.com>
1767
1768 * testsuite/Makefile.in: Regenerate.
1769
f59f41f3
DK		 17702009-12-03 Doug Kwan <dougkwan@google.com>
1771
1772 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1773 (Target_arm::do_finalize_sections): Add parameter for symbol table
1774 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1775 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1776 parameter for symbol table pointer.
1777 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1778 an additional parameter for a pointer to symbol table.
1779 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1780 parameter for a symbol table pointer.
1781 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1782 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1783 Ditto.
1784 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1785 parameter for a symbol table pointer.
1786
ca55d848
RÁE		 17872009-12-03 Rafael Avila de Espindola <espindola@google.com>
1788
1789 * incremental.cc (Incremental_inputs_header)
1790 (Incremental_inputs_header_write, Incremental_inputs_entry)
1791 (Incremental_inputs_entry_write): Move ...
1792 * incremental.h (Incremental_inputs_header)
1793 (Incremental_inputs_header_write, Incremental_inputs_entry)
1794 (Incremental_inputs_entry_write): here.
1795
3aec4f9c
RÁE		 17962009-12-02 Rafael Avila de Espindola <espindola@google.com>
1797
1798 * incremental.cc (make_sized_incremental_binary): Set the target.
1799 Error if it is incompatible.
1800 * output.h (Output_file): Add filename method.
1801
9c0ae74d
RÁE		 18022009-12-02 Rafael Avila de Espindola <espindola@google.com>
1803
1804 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1805 from the get_* methods.
1806
a45500ae
RÁE		 18072009-12-02 Rafael Avila de Espindola <espindola@google.com>
1808
1809 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1810 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1811 Write 0 for the data_offset of scripts.
1812
325e6408
RÁE		 18132009-12-02 Rafael Avila de Espindola <espindola@google.com>
1814
1815 * testsuite/Makefile.am: Add the incremental_test.sh test.
1816 * testsuite/incremental_test.sh: New.
1817 * testsuite/incremental_test_1.c: New.
1818 * testsuite/incremental_test_2.c: New.
1819
954c3e2e
RÁE		 18202009-12-01 Rafael Avila de Espindola <espindola@google.com>
1821
1822 * incremental-dump.cc (main): Fix typos.
1823
f8086623
RÁE		 18242009-11-27 Rafael Avila de Espindola <espindola@google.com>
1825
1826 PR gold/11025
1827 * incremental-dump.cc (main): Use llu to print 64 bit values.
1828
3b0dd6ac
L		 18292009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1830 H.J. Lu <hongjiu.lu@intel.com>
1831
1832 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1833 $(LIBDL).
1834 (incremental_dump_LDADD): Likewise.
1835 * Makefile.in: Regenerated.
1836
a6d1ef57
DK		 18372009-11-25 Doug Kwan <dougkwan@google.com>
1838
1839 Revert:
1840
1841 2009-11-25 Doug Kwan <dougkwan@google.com>
1842
1843 * arm.cc (Target_arm::Target_arm): Move method definition
1844 outside of class definition. Add code to handle
1845 --target1-rel, --target1-abs and --target2= options.
1846 (Target_arm::get_reloc_reloc_type): Change method to be
1847 non-static and const.
1848 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1849 New data member declaration.
1850 (Target_arm::Scan::local, Target_arm::Scan::global,
1851 Target_arm::Relocate::relocate,
1852 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1853 Adjust call to Target_arm::get_real_reloc_type.
1854 (Target_arm::get_real_reloc_type): Use command line options
1855 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1856 * options.h (--target1-rel, --target1-abs, --target2): New
1857 ARM-only options.
1858
50aeb7d4
DK		 18592009-11-25 Doug Kwan <dougkwan@google.com>
1860
1861 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1862 class definition. Add code to handle --target1-rel, --target1-abs
1863 and --target2= options.
1864 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1865 and const.
1866 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1867 member declaration.
1868 (Target_arm::Scan::local, Target_arm::Scan::global,
1869 Target_arm::Relocate::relocate,
1870 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1871 call to Target_arm::get_real_reloc_type.
1872 (Target_arm::get_real_reloc_type): Use command line options to
1873 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1874 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1875 options.
1876
51938283
DK		 18772009-11-25 Doug Kwan <dougkwan@google.com>
1878
1879 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1880 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1881 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1882 formatting.
1883 (Arm_relocate_functions::thm_call): Replace body with a call to
1884 Arm_relocate_functions::thumb_branch_common.
1885 (Arm_relocate_functions::thm_jump24,
1886 Arm_relocate_functions::thm_xpc22): New method definitions.
1887 (Arm_relocate_functions::thumb_branch_common): New method definition.
1888 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1889 operator.
1890 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1891 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1892
e2b8f3c4
RÁE		 18932009-11-24 Rafael Avila de Espindola <espindola@google.com>
1894
1895 * Makefile.am: Build incremental-dump
1896 * Makefile.in: Regenerate.
1897 * incremental-dump.cc: New.
1898 * incremental.cc (Incremental_inputs_header_data,
1899 Incremental_inputs_entry_data): Move to incremental.h
1900 * incremental.h: (Incremental_inputs_header_data,
1901 Incremental_inputs_entry_data): Move from incremental.cc
1902
bcba9aec
RÁE		 19032009-11-24 Rafael Avila de Espindola <espindola@google.com>
1904
1905 * incremental.cc (Incremental_inputs_header,
1906 Incremental_inputs_header_write, Incremental_inputs_entry,
1907 Incremental_inputs_entry_write): Add a typedef with the data type.
1908
7c3afe08
RÁE		 19092009-11-24 Rafael Avila de Espindola <espindola@google.com>
1910
1911 * incremental.cc (Incremental_inputs_header,
1912 Incremental_inputs_header_write, Incremental_inputs_entry,
1913 Incremental_inputs_entry_write): Update comment about which
1914 type has the filed descriptions.
1915
d204b6e9
DK		 19162009-11-15 Doug Kwan <dougkwan@google.com>
1917
1918 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1919 (Arm_relocate_functions::arm_branch_common): Change method defintion
1920 in class definition to a method declaration and update list of formal
1921 parameters.
1922 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1923 Arm_relocation_functions::jump24): Adjust call to
1924 Arm_relocate_functions::arm_branch_common. Update list of formal
1925 parameters.
1926 (Arm_relocate_functions::xpc25): New method definition.
1927 (Arm_relocate_functions::arm_branch_common): Move method defintion
1928 out from class definition. Use stubs for mode-switching and extending
1929 branch ranges.
1930 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1931 specially. Change code to enable use of stubs in ARM branches.
1932
43d12afe
DK		 19332009-11-10 Doug Kwan <dougkwan@google.com>
1934
1935 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1936 in method declaration.
1937 (Target_arm::relocate_stub): New method declaration.
1938 (Target_arm::default_target): Change to return a pointer instead of
1939 a const reference.
1940 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1941 Target_arm::default_target.
1942 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1943 method definition.
1944 (Target_arm::relocate_section): Adjust view.
1945 (Target_arm::relocate_stub): New method definition.
1946
ac33a407
DK		 19472009-11-10 Doug Kwan <dougkwan@google.com>
1948
1949 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1950 a format warning.
1951 * incremental.cc (open_incremental_binary): Initialized local
1952 variables to avoid warnings.
1953 * object.cc (make_elf_object): Ditto.
1954 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1955 a format warning.
1956
88ee28e9
L		 1957009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1958
1959 PR gold/10930
1960 * testsuite/plugin_test.c: Include "config.h".
1961
2daedcd6
DK		 19622009-11-09 Doug Kwan <dougkwan@google.com>
1963
1964 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1965 (arm_symbol_value): Remove.
1966 (Arm_relocate_functions::arm_branch_common,
1967 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1968 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1969 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1970 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1971 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1972 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1973 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1974 Arm_relocate_functions::thm_mobw_abs_nc,
1975 Arm_relocate_functions::thm_mov_abs,
1976 Arm_relocate_functions::movw_prel_nc,
1977 Arm_relocate_functions::thm_movt_abs,
1978 Arm_relocate_functions::movt_prel,
1979 Arm_relocate_functions::thm_movw_prel_nc,
1980 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1981 (Target_arm::Relocate::relocate): Only decompose address into two
1982 parts if relocation type uses the thumb-bit and pass the actual
1983 bit instead of a flag indicating that the thumb-bit is used. Adjust
1984 calls to methods in Arm_relocate_functions for this change.
1985
1276bc89 19862009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 1987
1988 PR 10925
1989 * reloc.cc: Instantiate
1990 Sized_relobj::initialize_input_to_output_maps and
1991 Sized_relobj:free_input_to_output_maps.
1992
e53ad1b5
ILT		 19932009-11-06 Ian Lance Taylor <iant@google.com>
1994
1995 PR 10876
1996 * defstd.cc (in_segment): Set only_if_ref true for "end".
1997
eb44217c
DK		 19982009-11-06 Doug Kwan <dougkwan@google.com>
1999
2000 * arm.cc (class Reloc_stub): Correct a comment.
2001 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2002 (Target_arm::scan_section_for_stubs): New method declaration.
2003 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2004 Change methods from private to protected.
2005 (Target_arm::do_may_relax): New method definition.
2006 (Target_arm::do_relax, Target_arm::group_sections,
2007 Target_arm::scan_reloc_for_stub,
2008 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2009 (Target_arm::arm_input_section_map_): New data member declaration.
2010 (Target_arm::scan_reloc_for_stub,
2011 Target_arm::scan_reloc_section_for_stubs,
2012 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2013 Target_arm::do_relax): New method definitions.
2014
5d329b7d
ILT		 20152009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2016
2017 * configure.ac: Check for (struct stat)::st_mtim
2018 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2019 * config.in: Regenerate.
2020 * configure: Regenerate.
2021
96a0d71b
ILT		 20222009-11-05 Ian Lance Taylor <iant@google.com>
2023
2024 PR 10910
2025 * output.cc (Output_segment::add_output_section): Add missing
2026 return statement.
2027
594c8e5e
ILT		 20282009-11-04 Ian Lance Taylor <iant@google.com>
2029
2030 PR 10880
2031 * object.h (class Object): Add is_needed and set_is_needed
2032 methods. Add is_needed_ field. Make bool fields into bitfields.
2033 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2034 defined in a dynamic object and referenced by a regular object,
2035 set is_needed for the dynamic object.
2036 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2037 if the file is marked with as_needed and it is not needed.
2038
22b127cc
ILT		 20392009-11-04 Ian Lance Taylor <iant@google.com>
2040
2041 PR 10887
2042 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2043 tags if data is discarded by linker script.
2044 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2045 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2046 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2047 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2048
f5c870d2
ILT		 20492009-11-04 Ian Lance Taylor <iant@google.com>
2050
2051 * layout.cc (Layout::get_output_section): Add is_interp and
2052 is_dynamic_linker_section parameters. Change all callers.
2053 (Layout::choose_output_section): Likewise.
2054 (Layout::make_output_section): Likewise.
2055 (Layout::add_output_section_data): Add is_dynamic_linker_section
2056 parameter. Change all callers.
2057 * layout.h (class Layout): Update declarations.
2058 * output.h (class Output_section): Add is_interp, set_is_interp,
2059 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2060 Add is_interp_, is_dynamic_linker_section_ fields. Change
2061 generate_code_fills_at_write_ to a bitfield.
2062 * output.cc (Output_section::Output_sections): Initialize new
2063 fields.
2064 (Output_segment::add_output_section): Add do_sort parameter.
2065 Change all callers.
2066
1ae4d23b
ILT		 20672009-11-03 Ian Lance Taylor <iant@google.com>
2068
2069 PR 10860
2070 * options.h (class General_options): Add --warn-common.
2071 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2072 merging two common symbols.
2073 (Symbol_table::should_override): Handle --warn-common when merging
2074 a common symbol with a defined symbol. Use report_resolve_problem
2075 for multiple definitions.
2076 (Symbol_table::report_resolve_problem): New function.
2077 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2078
55da9579
DK		 20792009-11-03 Doug Kwan <dougkwan@google.com>
2080
2081 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2082 stub_factory_.
2083 (Target_arm::stub_factory): New method definition.
2084 (Target_arm::new_arm_input_section,
2085 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2086 Target_arm::reloc_uses_thumb_bit): New method declarations.
2087 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2088 New type definitions.
2089 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2090 member declarations.
2091 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2092 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2093 New method definitions.
2094
37a9ac43
ILT		 20952009-11-03 Ian Lance Taylor <iant@google.com>
2096
2097 * options.h (class General_options): Add --warn_constructors.
2098
b3d6a3d4
ILT		 20992009-11-03 Ian Lance Taylor <iant@google.com>
2100
2101 PR 10893
2102 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2103 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2104
934b01dd
ILT		 21052009-11-03 Ian Lance Taylor <iant@google.com>
2106
2107 PR 10895
2108 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2109 --msgid-bugs-address.
2110 (install-pdf): New target.
2111 (install-data_yes): Look up one directory to find mkinstalldirs.
2112
03c1939b
L		 21132009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2114
2115 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2116 tree.
2117
ebd95253
DK		 21182009-10-30 Doug Kwan <dougkwan@google.com>
2119
2120 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2121
e9bbb538
DK		 21222009-10-30 Doug Kwan <dougkwan@google.com>
2123
2124 * arm.cc (Stub_addend_reader): New struct template definition
2125 and partial specializations.
2126 (Stub_addend_reader::operator()): New method definition for a
2127 partially specialized template.
2128
d5b40221
DK		 21292009-10-30 Doug Kwan <dougkwan@google.com>
2130
2131 * arm.cc (Arm_relobj::processor_specific_flags): New method
2132 definition.
2133 (Arm_relobj::do_read_symbols): New method declaration.
2134 (Arm_relobj::processor_specific_flags_): New data member declaration.
2135 (Arm_dynobj): New class definition.
2136 (Target_arm::do_finalize_sections): Add input_objects parameter.
2137 (Target_arm::do_adjust_elf_header): New method declaration.
2138 (Target_arm::are_eabi_versions_compatible,
2139 (Target_arm::merge_processor_specific_flags): New method declaration.
2140 (Target_arm::do_make_elf_object): New overloaded method definitions
2141 and declaration.
2142 (Arm_relobj::do_read_symbols): New method definition.
2143 (Arm_dynobj::do_read_symbols): Ditto.
2144 (Target_arm::do_finalize_sections): Add input_objects parameters.
2145 Merge processor-specific flags from all input objects.
2146 (Target_arm::are_eabi_versions_compatible,
2147 Target_arm::merge_processor_specific_flags,
2148 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2149 New method definitions.
2150 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2151 Input_objects pointer type parameter.
2152 * layout.cc (Layout::finalize): Pass input objects to target's.
2153 finalize_sections function.
2154 * output.cc (Output_file_header::do_sized_write): Set ELF file
2155 header's processor-specific flags.
2156 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2157 Input_objects pointer type parameter.
2158 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2159 * target.h (Input_objects): New forward class declaration.
2160 (Target::processor_specific_flags,
2161 Target::are_processor_specific_flags_sect): New method definitions.
2162 (Target::finalize_sections): Add input_objects parameter.
2163 (Target::Target): Initialize processor_specific_flags_ and
2164 are_processor_specific_flags_set_.
2165 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2166 parameter.
2167 (Target::set_processor_specific_flags): New method definition.
2168 (Target::processor_specific_flags_,
2169 Target::are_processor_specific_flags_set_): New data member
2170 declarations.
2171 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2172 Input_objects pointer type parameter.
2173
ebabffbd
DK		 21742009-10-30 Doug Kwan <dougkwan@google.com>
2175
2176 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2177
ad0f2072
ILT		 21782009-10-28 Ian Lance Taylor <iant@google.com>
2179
2180 * object.h (class Relobj): Drop options parameter from
2181 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2182 do_scan_relocs, do_relocate. Change all callers.
2183 (class Sized_relobj): Drop options parameters from
2184 do_gc_process_relocs, do_scan_relocs, do_relocate,
2185 do_relocate_sections, relocate_sections, emit_relocs_scan,
2186 emit_relocs_scan_reltype. Change all callers.
2187 (struct Relocate_info): Remove options field and all references to
2188 it.
2189 * reloc.h (class Read_relocs): Remove options constructor
2190 parameter and options_ field. Change all callers.
2191 (class Gc_process_relocs, class Scan_relocs): Likewise.
2192 (class Relocate_task): Likewise.
2193 * target-reloc.h (scan_relocs): Remove options parameter. Change
2194 all callers.
2195 (scan_relocatable_relocs): Likewise.
2196 * target.h (class Sized_target): Remove options parameter from
2197 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2198 all callers.
2199 * gc.h (gc_process_relocs): Remove options parameter. Change all
2200 callers.
2201 * arm.cc: Update functions to remove options parameters.
2202 * i386.cc: Likewise.
2203 * powerpc.cc: Likewise.
2204 * sparc.cc: Likewise.
2205 * x86_64.cc: Likewise.
2206 * testsuite/testfile.cc: Likewise.
2207
8ffa3667
DK		 22082009-10-28 Doug Kwan <dougkwan@google.com>
2209
2210 * arm.cc (Arm_relobj): New class definition.
2211 (Arm_relobj::scan_sections_for_stubs,
2212 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2213 New method definitions.
2214
40f36857
CC		 22152009-10-28 Cary Coutant <ccoutant@google.com>
2216
2217 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2218 (Plugin::cleanup_done_): New member.
2219 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2220 (Plugin_manager::cleanup_done_): Remove.
2221 (Plugin_manager::add_input_file): Edit error message.
2222 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2223 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2224
2c849493
ILT		 22252009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2226
2227 * fileread.cc: (File_read::View::~View): Use the new
2228 data_ownership_ filed.
2229 (File_read::~File_read): Dispose the new whole_file_view_.
2230 (File_read::open): Mmap the whole file if needed.
2231 (File_read::open): Use whole_file_view_ instead of contents_.
2232 (File_read::find_view): Use whole_file_view_ if applicable.
2233 (File_read::do_read): Use whole_file_view_ instead of contents_.
2234 (File_read::make_view): Use whole_file_view_ instead of contents_,
2235 update File_read::View::View call.
2236 (File_read::find_or_make_view): Update File_read::View::View
2237 call.
2238 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2239 remove contents_
2240 (File_read::View::Data_ownership): New enum.
2241 (File_read::View::View): Replace bool mapped_ with Data_ownership
2242 argument.
2243 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2244 (File_read::View::data_ownership_): New field.
2245 (File_read::contents_): Remove (replaced by whole_file_view_).
2246 (File_read::whole_file_view_): New field.
2247 * options.h (class General_options): Add --keep-files-mapped.
2248
24998053
CC		 22492009-10-27 Cary Coutant <ccoutant@google.com>
2250
2251 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2252 * testsuite/Makefile.am (plugin_test_5): New test case.
2253 * testsuite/Makefile.in: Regenerate.
2254
72adc4fa
DK		 22552009-10-25 Doug Kwan <dougkwan@google.com>
2256
2257 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2258 from private to protected to allow access by child class.
2259 (Sized_relobj::do_relocate_sections): New method declaration.
2260 (Sized_relobj::relocate_sections): Virtualize.
2261 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2262 Sized_relobj::relocate_sections. Instantiate template explicitly
2263 for different target sizes and endianity.
2264
07f508a2
DK		 22652009-10-24 Doug Kwan <dougkwan@google.com>
2266
2267 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2268 (Arm_input_section::as_arm_input_section): New method.
2269 (Arm_output_section): New class definition.
2270 (Arm_output_section::create_stub_group,
2271 Arm_output_section::group_sections): New method definitions.
2272
10ad9fe5
DK		 22732009-10-22 Doug Kwan <dougkwan@google.com>
2274
2275 * arm.cc (Arm_input_section): New class definition.
2276 (Arm_input_section::init, Arm_input_section:do_write,
2277 Arm_input_section::set_final_data_size,
2278 Arm_input_section::do_reset_address_and_file_offset): New method
2279 definitions.
2280
56ee5e00
DK		 22812009-10-21 Doug Kwan <dougkwan@google.com>
2282
2283 * arm.cc (Stub_table, Arm_input_section): New forward class
2284 declarations.
2285 (Stub_table): New class defintion.
2286 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2287 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2288 New method definition.
2289
b569affa
DK		 22902009-10-21 Doug Kwan <dougkwan@google.com>
2291
2292 * arm.cc: Update copyright comments.
2293 (Target_arm): New forward class template declaration.
2294 (Arm_address): New type.
2295 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2296 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2297 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2298 constants.
2299 (Insn_template): Same.
2300 (DEF_STUBS): New macro.
2301 (Stub_type): New enum type.
2302 (Stub_template): New class definition.
2303 (Stub): Same.
2304 (Reloc_stub): Same.
2305 (Stub_factory): Same.
2306 (Target_arm::Target_arm): Initialize may_use_blx_ and
2307 should_force_pic_veneer_.
2308 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2309 Target_arm::should_force_pic_veneer,
2310 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2311 Target_arm::using_thumb_only, Target_arm:;default_target): New
2312 method defintions.
2313 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2314 New data member declarations.
2315 (Insn_template::size, Insn_template::alignment): New method defintions.
2316 (Stub_template::Stub_template): New method definition.
2317 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2318 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2319 (Stub_factory::Stub_factory): New method definition.
2320 * gold.h (string_hash): New template.
2321 * output.h (Input_section_specifier::hash_value): Use
2322 gold::string_hash.
2323 (Input_section_specifier::string_hash): Remove.
2324 * stringpool.cc (Stringpool_template::string_hash): Use
2325 gold::string_hash.
2326
6c172549
DK		 23272009-10-20 Doug Kwan <dougkwan@google.com>
2328
2329 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2330 symbols of relaxed input sections.
2331 * output.h (Output_section::find_relaxed_input_section): Make
2332 method public.
2333
c5617f2f
DK		 23342009-10-16 Doug Kwan <dougkwan@google.com>
2335
2336 * dynobj.cc (Versions::Versions): Initialize version_script_.
2337 Only insert base version symbol definition for a shared object
2338 if version script defines any version versions.
2339 (Versions::define_base_version): New method definition.
2340 (Versions::add_def): Check that base version is not needed.
2341 (Versions::add_need): Define base version lazily.
2342 * dynobj.h (Versions::define_base_version): New method declaration.
2343 (Versions::needs_base_version_): New data member declaration.
2344 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2345 (check_DATA): Add no_version_test.stdout.
2346 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2347 New make rules.
2348 * testsuite/Makefile.in: Regenerate.
2349 * testsuite/no_version_test.c: New file.
2350 * testsuite/no_version_test.sh: Ditto.
2351
3c12dcdb
DK		 23522009-10-16 Doug Kwan <dougkwan@google.com>
2353
2354 * expression.cc (class Segment_start_expression): New class definition.
2355 (Segment_start_expression::value): New method definition.
2356 (script_exp_function_segment_start): Return a new
2357 Segment_start_expression.
2358 * gold/script-c.h (script_saw_segment_start_expression): New function
2359 prototype.
2360 * script-sections.cc (Script_sections::Script_sections): Initialize
2361 SAW_SEGMENT_START_EXPRESSION_ to false.
2362 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2363 and -Tbbs options to specify section addresses if given in
2364 command line and no SEGMENT_START expression is seen in a script.
2365 * script-sections.h (Script_sections::saw_segment_start_expression,
2366 Script_sections::set_saw_segment_start_expression): New method
2367 definition.
2368 (Script_sections::saw_segment_start_expression_): New data member
2369 declaration.
2370 * script.cc (script_saw_segment_start_expression): New function.
2371 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2372 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2373 script_test_7.sh and script_test_8.sh.
2374 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2375 script_test_8.stdout.
2376 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2377 (script_test_6, script_test_6.stdout, script_test_7,
2378 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2379 * Makefile.in: Regenerate.
2380 * testsuite/script_test_6.sh: New file.
2381 * testsuite/script_test_6.t: Same.
2382 * testsuite/script_test_7.sh: Same.
2383 * testsuite/script_test_7.t: Same.
2384 * testsuite/script_test_8.sh: Same.
2385
64b1ae37
DK		 23862009-10-16 Doug Kwan <dougkwan@google.com>
2387
2388 * output.cc (Output_segment::set_section_list_address): Cast
2389 expressions to unsigned long long type to avoid format warnings.
2390
661be1e2
ILT		 23912009-10-15 Ian Lance Taylor <iant@google.com>
2392
12edd763 2393 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 2394 dot assignment to script_sections_.
12edd763
ILT		 2395 * script-sections.cc (Script_sections::add_dot_assignment):
2396 Initialize if necessary.
2397
68b6574b
ILT		 2398 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2399 program headers with no load segment if there is a linker script.
2400
661be1e2
ILT		 2401 * layout.cc (Layout::set_segment_offsets): Align the file offset
2402 to the segment aligment for -N or -n with no load segment.
2403 * output.cc (Output_segment::add_output_section): Don't crash if
2404 the first section is a TLS section.
2405 (Output_segment::set_section_list_addresses): Print an error
2406 message if the address moves backward in a linker script.
2407 * script-sections.cc
2408 (Output_section_element_input::set_section_addresses): Don't
2409 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2410 (Orphan_output_section::set_section_addresses): Likewise.
2411
f15f61a7
DK		 24122009-10-15 Doug Kwan <dougkwan@google.com>
2413
2414 * layout.cc (Layout::finish_dynamic_section): Generate tags
2415 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2416 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2417 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2418
82bb573a
ILT		 24192009-10-14 Ian Lance Taylor <iant@google.com>
2420
2421 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2422 fields.
2423 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2424 data_shdr fields of relinfo.
2425 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2426 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2427 R_386_TLS_LDO_32, adjust based on section flags.
2428 (Target_i386::Relocate::fix_up_ldo): Remove.
2429
374ad285
ILT		 24302009-10-13 Ian Lance Taylor <iant@google.com>
2431
2432 Add support for -pie.
2433 * options.h (class General_options): Add -pie and
2434 --pic-executable.
2435 (General_options::output_is_position_independent): Test -pie.
2436 (General_options::output_is_executable): Return true if not shared
2437 and not relocatable.
2438 (General_options::output_is_pie): Remove.
2439 * options.cc (General_options::finalize): Reject incompatible uses
2440 of -pie.
2441 * gold.cc (queue_middle_tasks): A -pie link is not static.
2442 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2443 * symtab.cc (Symbol::final_value_is_known): Return false if
2444 output_is_position_independent.
2445 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2446 output_is_position_independent.
2447 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2448 output_is_position_independent.
2449 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2450 output_is_position_independent.
2451 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2452 two_file_pie_test.
2453 (basic_pie_test.o, basic_pie_test): New targets.
2454 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2455 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2456 (two_file_pie_test): New target.
2457 * testsuite/Makefile.in: Rebuild.
2458 * README: Remove note saying that -pie is not supported.
2459
c6585162
ILT		 24602009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2461
2462 * options.h (class General_options): Add -init and -fini.
2463 * layout.cc (Layout::finish_dynamic_section): Emit
2464 given init and fini functions.
2465
032ce4e9
ST		 24662009-10-13 Sriraman Tallam <tmsriram@google.com>
2467
2468 * gc.h (gc_process_relocs): Check if icf is enabled using new
2469 function.
2470 * gold.cc (queue_initial_tasks): Likewise.
2471 (queue_middle_tasks): Likewise.
2472 * object.cc (do_layout): Likewise.
2473 * symtab.cc (is_section_folded): Likewise.
2474 * main.cc (main): Likewise.
2475 * reloc.cc (Read_relocs::run): Likewise.
2476 (Sized_relobj::do_scan_relocs): Likewise.
2477 * icf.cc (is_function_ctor_or_dtor): New function.
2478 (Icf::find_identical_sections): Check if function is ctor or dtor when
2479 safe icf is chosen.
2480 * options.h (General_options::icf): Change option to be an enum.
2481 (Icf_status): New enum.
2482 (icf_enabled): New method.
2483 (icf_safe_folding): New method.
2484 (set_icf_status): New method.
2485 (icf_status_): New variable.
2486 * (options.cc) (General_options::finalize): Set icf_status_.
2487 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2488 icf_test and icf_keep_unique_test to use the --icf enum flag.
2489 * testsuite/icf_safe_test.sh: New file.
2490 * testsuite/icf_safe_test.cc: New file.
2491
f345227a
ST		 24922009-10-12 Sriraman Tallam <tmsriram@google.com>
2493
2494 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2495 includes to gc.h and icf.h.
2496 * arm.cc: Include gc.h.
2497 * gold.cc: Likewise.
2498 * i386.cc: Likewise.
2499 * powerpc.cc: Likewise.
2500 * sparc.cc: Likewise.
2501 * x86_64.cc: Likewise.
2502 * gc.h: Include icf.h.
2503
1c7814ed
ILT		 25042009-10-11 Ian Lance Taylor <iant@google.com>
2505
2506 * plugin.cc: Include "gold.h" before other header files.
2507
ae3b5189
CD		 25082009-10-10 Chris Demetriou <cgd@google.com>
2509
2510 * options.h (Input_file_argument::Input_file_type): New enum.
2511 (Input_file_argument::is_lib_): Replace with...
2512 (Input_file_argument::type_): New member.
2513 (Input_file_argument::Input_file_argument): Take Input_file_type
2514 'type' rather than boolean 'is_lib' as second argument.
2515 (Input_file_argument::is_lib): Use type_.
2516 (Input_file_argument::is_searched_file): New function.
2517 (Input_file_argument::may_need_search): Handle is_searched_file.
2518 * options.cc (General_options::parse_library): Support -l:filename.
2519 (General_options::parse_just_symbols): Update for Input_file_argument
2520 changes.
2521 (Command_line::process): Likewise.
2522 * archive.cc (Archive::get_file_and_offset): Likewise.
2523 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2524 * script.cc (read_script_file, script_add_file): Likewise.
2525 * fileread.cc (Input_file::Input_file): Likewise.
2526 (Input_file::will_search_for): Handle is_searched_file.
2527 (Input_file::open): Likewise.
2528 * readsyms.cc (Read_symbols::get_name): Likewise.
2529 * testsuite/Makefile.am (searched_file_test): New test.
2530 * testsuite/Makefile.in: Regenerate.
2531 * testsuite/searched_file_test.cc: New file.
2532 * testsuite/searched_file_test_lib.cc: New file.
2533
f3048a1d
ILT		 25342009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2535 Ian Lance Taylor <iant@google.com>
2536
2537 * descriptor.cc: Include <cstdio> and "binary-io.h".
2538 (Descriptors::open): Open the files in binary mode always.
2539 * script.cc (Lex::get_token): Treat \r as whitespace.
2540
d4780e57
ILT		 25412009-10-09 Ian Lance Taylor <iant@google.com>
2542
2543 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2544
d9a893b8
ILT		 25452009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2546 Ian Lance Taylor <iant@google.com>
2547
2548 * configure.ac: Check for readv function also.
2549 * fileread.cc (readv): Define if not HAVE_READV.
2550 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2551 does not exist.
2552 * config.in: Regenerate.
2553 * configure: Regenerate.
2554
c0a62865
DK		 25552009-10-09 Doug Kwan <dougkwan@google.com>
2556
2557 * layout.cc (Layout::make_output_section): Call target hook to make
2558 ordinary output section.
2559 (Layout::finalize): Adjust parameter list of call the
2560 Target::may_relax().
2561 * layout.h (class Layout::section_list): New method.
2562 * merge.h (Output_merge_base::entsize): Change visibility to public.
2563 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2564 New methods.
2565 (Output_merge_string::do_is_string): New method.
2566 * object.cc (Sized_relobj::do_setup): renamed from
2567 Sized_relobj::set_up.
2568 * object.h (Sized_relobj::adjust_shndx,
2569 Sized_relobj::initializ_input_to_output_maps,
2570 Sized_relobj::free_input_to_output_maps): Change visibilities to
2571 protected.
2572 (Sized_relobj::setup): Virtualize.
2573 (Sized_relobj::do_setup): New method declaration.
2574 (Sized_relobj::invalidate_section_offset,
2575 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2576 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2577 * options.cc (parse_int): New function.
2578 * options.h (parse_int): New declaration.
2579 (DEFINE_int): New macro.
2580 (stub_group_size): New option.
2581 * output.cc (Output_section::Output_section): Initialize memebers
2582 merge_section_map_, merge_section_by_properties_map_,
2583 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2584 (Output_section::add_input_section): Handled deferred code-fill
2585 generation and remove an old comment.
2586 (Output_section::add_relaxed_input_section): New method definition.
2587 (Output_section::add_merge_input_section): Use merge section by
2588 properties map to speed to search. Update merge section maps
2589 as appropriate.
2590 (Output_section::build_relaxation_map): New method definition.
2591 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2592 Same.
2593 (Output_section::relax_input_section): Renamed to
2594 Output_section::convert_input_sections_to_relaxed_sections and change
2595 interface to take a vector of pointers to relaxed sections.
2596 (Output_section::find_merge_section,
2597 Output_section::find_relaxed_input_section): New method definitions.
2598 (Output_section::is_input_address_mapped,
2599 Output_section::output_offset, Output_section::output_address):
2600 Use output section data maps to speed up searching.
2601 (Output_section::find_starting_output_address): Add comments.
2602 (Output_section::do_write,
2603 Output_section::write_to_postprocessing_buffer): Do code-fill
2604 generation as appropriate.
2605 (Output_section::get_input_sections): Invalidate relaxed input section
2606 map.
2607 (Output_section::restore_states): Adjust type of checkpoint .
2608 Invalidate relaxed input section map.
2609 * output.h (Output_merge_base): New class declaration.
2610 (Input_section_specifier): New class defintion.
2611 (class Output_relaxed_input_section) Change base class to
2612 Output_section_data_build.
2613 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2614 base class initializer.
2615 (Output_section::add_relaxed_input_section): New method declaration.
2616 (Output_section::Input_section): Change visibility to protected.
2617 (Output_section::Input_section::relobj,
2618 Output_section::Input_section::shndx): Handle relaxed input sections.
2619 Output_section::input_sections) Change visibility to protected. Also
2620 define overload to return a non-const pointer.
2621 (Output_section::Merge_section_properties): New class defintion.
2622 (Output_section::Merge_section_by_properties_map,
2623 Output_section::Output_section_data_by_input_section_map,
2624 Output_section::Relaxation_map): New types.
2625 (Output_section::relax_input_section): Rename method to
2626 Output_section::convert_input_sections_to_relaxed_sections and change
2627 interface to take a vector of relaxed section pointers.
2628 (Output_section::find_merge_section,
2629 Output_section::find_relaxed_input_section,
2630 Output_section::build_relaxation_map,
2631 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2632 New method declarations.
2633 (Output_section::merge_section_map_
2634 Output_section::merge_section_by_properties_map_,
2635 Output_section::relaxed_input_section_map_,
2636 Output_section::is_relaxed_input_section_map_valid_,
2637 Output_section::generate_code_fills_at_write_): New data members.
2638 * script-sections.cc
2639 (Output_section_element_input::set_section_addresses): Call
2640 current_data_size and addralign methods of relaxed input sections.
2641 (Orphan_output_section::set_section_addresses): Call current_data_size
2642 and addralign methods of relaxed input sections.
2643 * symtab.cc (Symbol_table::compute_final_value): Extract template
2644 from the body of Symbol_table::sized_finalize_symbol.
2645 (Symbol_table::sized_finalized_symbol): Call
2646 Symbol_table::compute_final_value.
2647 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2648 (Symbol_table::compute_final_value): New templated method declaration.
2649 * target.cc (Target::do_make_output_section): New method defintion.
2650 * target.h (Target::make_output_section): New method declaration.
2651 (Target::relax): Add more parameters for input objects, symbol table
2652 and layout. Adjust call to do_relax.
2653 (Target::do_make_output_section): New method declaration.
2654 (Target::do_relax): Add parameters for input objects, symbol table
2655 and layout.
2656
d446d6c4
ILT		 26572009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2658
2659 * pread.c: Include stdio.h.
2660
bc06c745
ILT		 26612009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2662
2663 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2664 defined.
2665
75aea3d0
ILT		 26662009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2667
2668 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2669 Change read_shndx type to unsigned int.
2670 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2671 int.
2672 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2673 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2674 Change read_shndx type to unsigned int.
2675 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2676 int.
2677 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2678 * layout.cc (Layout::create_symtab_sections): Cast the result of
2679 local_symcount * symsize to off_t in the gold_assert.
2680
be8fcb75
ILT		 26812009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2682
2683 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2684 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2685 R_ARM_BASE_ABS.
2686 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2687 (Arm_relocate_functions::thm_abs5): New function.
2688 (Arm_relocate_functions::abs12): New function.
2689 (Arm_relocate_functions::abs16): New function.
2690 (Arm_relocate_functions::base_abs): New function.
2691 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2692 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2693 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2694 R_ARM_BASE_ABS.
2695 (Scan::global): Likewise.
2696 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2697 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2698 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2699 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2700 R_ARM_BASE_ABS.
2701
c2a122b6
ILT		 27022009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2703
2704 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2705 (Arm_relocate_functions::movt_prel): New function.
2706 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2707 (Arm_relocate_functions::thm_movt_prel): New function.
2708 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2709 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2710 (Scan::global, Relocate::relocate): Likewise.
2711 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2712
c4aa1e2d
ILT		 27132009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2714
2715 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2716 Incremental_checker.
2717 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2718 unsigned int.
2719 (class Incremental_inputs_header): New class.
2720 (Incremental_inputs_header_writer): Edit comment.
2721 (Incremental_inputs_entry): New class.
2722 (Incremental_inputs_entry_writer): Edit comment.
2723 (Sized_incremental_binary::do_find_incremental_inputs_section):
2724 Add *strtab_shndx parameter, fill it.
2725 (Sized_incremental_binary::do_check_inputs): New method.
2726 (Incremental_checker::can_incrementally_link_output_file): Use
2727 Sized_incremental_binary::check_inputs.
2728 (Incremental_inputs::report_command_line): Save command line in
2729 command_line_.
2730 * incremental.h:
2731 (Incremental_binary::find_incremental_inputs_section): New
2732 method.
2733 (Incremental_binary::do_find_incremental_inputs_section): Add
2734 strtab_shndx parameter.
2735 (Incremental_binary::do_check_inputs): New pure virtual method.
2736 (Sized_incremental_binary::do_check_inputs): Declare.
2737 (Incremental_checker::Incremental_checker): Add incremental_inputs
2738 parameter, use it to initialize incremental_inputs_.
2739 (Incremental_checker::incremental_inputs_): New field.
2740 (Incremental_checker::command_line): New method.
2741 (Incremental_checker::inputs): New method.
2742 (Incremental_checker::command_line_): New field.
2743
c549a694
ILT		 27442009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2745
2746 * incremental.cc: Include <cstdarg> and "target-select.h".
2747 (vexplain_no_incremental): New function.
2748 (explain_no_incremental): New function.
2749 (Incremental_binary::error): New method.
2750 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2751 method.
2752 (make_sized_incremental_binary): New function.
2753 (open_incremental_binary): New function.
2754 (can_incrementally_link_file): Add checks if output is ELF and has
2755 inputs section.
2756 * incremental.h: Include "elfcpp_file.h" and "output.h".
2757 (Incremental_binary): New class.
2758 (Sized_incremental_binary): New class.
2759 (open_incremental_binary): Declare.
2760 * object.cc (is_elf_object): Use
2761 elfcpp::Elf_recognizer::is_elf_file.
2762 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2763 * output.h (Output_file::filesize): New method.
2764
fd3c5f0b
ILT		 27652009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2766
2767 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2768 New function.
2769 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2770 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2771 function.
2772 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2773 function.
2774 (Arm_relocate_functions::movw_abs_nc): New function.
2775 (Arm_relocate_functions::movt_abs): New function.
2776 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2777 (Arm_relocate_functions::thm_movt_abs): New function.
2778 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2779 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2780 (Scan::global): Likewise.
2781 (Relocate::relocate): Likewise.
2782 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2783
7f5309a5
ILT		 27842009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2785
2786 * arm.cc (Arm_relocate_functions::got_prel) New function.
2787 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2788 (Relocate::relocate): Likewise.
2789 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2790
364c7fa5
ILT		 27912009-10-06 Ian Lance Taylor <iant@google.com>
2792
2793 * options.h (class General_options): Define
2794 split_stack_adjust_size parameter.
2795 * object.h (class Object): Add uses_split_stack_ and
2796 has_no_split_stack_ fields. Add uses_split_stack and
2797 has_no_split_stack accessor functions. Declare
2798 handle_split_stack_section.
2799 (class Reloc_symbol_changes): Define.
2800 (class Sized_relobj): Define Function_offsets. Declare
2801 split_stack_adjust, split_stack_adjust_reltype, and
2802 find_functions.
2803 * object.cc (Object::handle_split_stack_section): New function.
2804 (Sized_relobj::do_layout): Call handle_split_stack_section.
2805 * dynobj.cc (Sized_dynobj::do_layout): Call
2806 handle_split_stack_section.
2807 * reloc.cc (Sized_relobj::relocate_sections): Call
2808 split_stack_adjust for executable sections in split_stack
2809 objects. Pass reloc_map to relocate_section.
2810 (Sized_relobj::split_stack_adjust): New function.
2811 (Sized_relobj::split_stack_adjust_reltype): New function.
2812 (Sized_relobj::find_functions): New function.
2813 * target-reloc.h: Include "object.h".
2814 (relocate_section): Add reloc_symbol_changes parameter. Change
2815 all callers.
2816 * target.h (class Target): Add calls_non_split method. Declare
2817 do_calls_non_split virtual method. Declare match_view and
2818 set_view_to_nop.
2819 * target.cc: Include "elfcpp.h".
2820 (Target::do_calls_non_split): New function.
2821 (Target::match_view): New function.
2822 (Target::set_view_to_nop): New function.
2823 * gold.cc (queue_middle_tasks): Give an error if mixing
2824 split-stack and non-split-stack objects with -r.
2825 * i386.cc (Target_i386::relocate_section): Add
2826 reloc_symbol_changes parameter.
2827 (Target_i386::do_calls_non_split): New function.
2828 * x86_64.cc (Target_x86_64::relocate_section): Add
2829 reloc_symbol_changes parameter.
2830 (Target_x86_64::do_calls_non_split): New function.
2831 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2832 parameter.
2833 * powerpc.cc (Target_powerpc::relocate_section): Add
2834 reloc_symbol_changes parameter.
2835 * sparc.cc (Target_sparc::relocate_section): Add
2836 reloc_symbol_changes parameter.
2837 * configure.ac: Call AM_CONDITIONAL for the default target.
2838 * configure: Rebuild.
2839 * testsuite/Makefile.am (TEST_AS): New variable.
2840 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2841 (check_DATA): Add split_i386 and split_x86_64 files.
2842 (SPLIT_DEFSYMS): Define.
2843 (split_i386_[1234n].o): New targets.
2844 (split_i386_[124]): New targets.
2845 (split_i386_[1234r].stdout): New targets.
2846 (split_x86_64_[1234n].o): New targets.
2847 (split_x86_64_[124]): New targets.
2848 (split_x86_64_[1234r].stdout): New targets.
2849 (MOSTLYCLEANFILES): Add new executables.
2850 * testsuite/split_i386.sh: New file.
2851 * testsuite/split_x86_64.sh: New file.
2852 * testsuite/split_i386_1.s: New file.
2853 * testsuite/split_i386_2.s: New file.
2854 * testsuite/split_i386_3.s: New file.
2855 * testsuite/split_i386_4.s: New file.
2856 * testsuite/split_i386_n.s: New file.
2857 * testsuite/split_x86_64_1.s: New file.
2858 * testsuite/split_x86_64_2.s: New file.
2859 * testsuite/split_x86_64_3.s: New file.
2860 * testsuite/split_x86_64_4.s: New file.
2861 * testsuite/split_x86_64_n.s: New file.
2862 * testsuite/testfile.cc (Target_test): Update relocation_section
2863 function.
2864 * testsuite/Makefile.in: Rebuild.
2865
e8a9fcda
ILT		 28662009-10-06 Ian Lance Taylor <iant@google.com>
2867
2868 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2869 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2870 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2871 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2872 the address on ldo_addrs_.
2873 (Target_i386::Relocate::fix_up_ldo): New function.
2874
e99daf92
ILT		 28752009-10-06 Rafael Espindola <espindola@google.com>
2876
2877 * plugin.cc (add_input_library): New.
2878 (Plugin::load): Add add_input_library to tv.
2879 (Plugin_manager::add_input_file): Add the is_lib argument.
2880 (add_input_file): Update call to Plugin_manager::add_input_file.
2881 (add_input_library): New.
2882 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2883
966d4097
DK		 28842009-09-30 Doug Kwan <dougkwan@google.com>
2885
2886 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2887 symbol and call Symbol::may_need_copy_reloc to determine if
2888 a copy reloc is needed.
2889 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2890 nocopyreloc is given in command line.
2891 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2892 given in command line.
2893 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2894 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2895 of the removed Target_i386::may_need_copy_reloc.
2896 * options.h (copyreloc): New option with default value false.
2897 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2898 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2899 instead of the removed Target_powerpc::may_need_copy_reloc.
2900 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2901 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2902 instead of the removed Target_sparc::may_need_copy_reloc.
2903 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2904 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2905 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2906 instead of the removed Target_x86_64::may_need_copy_reloc.
2907
029ba973
ILT		 29082009-09-30 Ian Lance Taylor <iant@google.com>
2909
2910 * object.h (class Object): Remove target_ field, and target,
2911 sized_target, and set_target methods.
2912 (Object::sized_target): Remove.
2913 (class Sized_relobj): Update declarations. Remove sized_target.
2914 * object.cc (Sized_relobj::setup): Remove target parameter.
2915 Change all callers.
2916 (Input_objects::add_object): Don't do anything with the target.
2917 (make_elf_sized_object): Add punconfigured parameter. Change all
2918 callers. Set or test parameter target.
2919 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2920 Change all callers.
2921 * parameters.cc (Parameters::set_target): Change parameter type to
2922 be non-const.
2923 (Parameters::default_target): Remove.
2924 (set_parameters_target): Change parameter type to be non-const.
2925 (parameters_force_valid_target): New function.
2926 (parameters_clear_target): New function.
2927 * parameters.h (class Parameters): Update declarations. Remove
2928 default_target method. Add sized_target and clear_target
2929 methods. Change target_ to be non-const.
2930 (set_parameters_target): Update declaration.
2931 (parameters_force_valid_target): Declare.
2932 (parameters_clear_target): Declare.
2933 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2934 as NULL if we aren't searching.
2935 (Add_symbols::run): Don't check for compatible target.
2936 * fileread.cc (Input_file::open_binary): Call
2937 parameters_force_valid_target.
2938 * gold.cc (queue_middle_tasks): Likewise.
2939 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2940 set_target on object.
2941 * dynobj.h (class Sized_dynobj): Update declarations.
2942 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2943 make_elf_object returns NULL.
2944 (Archive::include_member): Don't check whether object target is
2945 compatible.
2946 * output.cc (Output_section::add_input_section): Get target from
2947 parameters.
2948 (Output_section::relax_input_section): Likewise.
2949 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2950 parameters.
2951 (Sized_relobj::do_scan_relocs): Likewise.
2952 (Sized_relobj::relocate_sections): Likewise.
2953 * resolve.cc (Symbol_table::resolve): Likewise.
2954 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2955 parameter. Change all callers.
2956 (Symbol_table::add_from_object): Get target from parameters.
2957 (Symbol_table::add_from_relobj): Don't check object target.
2958 (Symbol_table::add_from_dynobj): Likewise.
2959 (Symbol_table::define_special_symbol): Get target from
2960 parameters.
2961 * symtab.h (class Symbol_table): Update declaration.
2962 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2963 parameter. Change all callers. Clear parameter target.
2964 (Binary_test): Test target here.
2965 * testsuite/object_unittest.cc (gold_testsuite): Remove
2966 target_test_pointer parameter. Change all callers.
2967 (Object_test): Test target here.
2968
a6a22b83
ILT		 29692009-09-26 Ian Lance Taylor <iant@google.com>
2970
2971 * testsuite/initpri1.c: Don't try to use constructor priorities if
2972 compiling with gcc before 4.3.
2973
6a8f49fe
ILT		 29742009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2975
2976 * testsuite/retain_symbols_file_test.sh (check_present): Change
2977 output file name to retain_symbols_file_test.stdout.
2978 (check_absent): Likewise.
2979
8c604651
CS		 29802009-09-18 Craig Silverstein <csilvers@google.com>
2981
2982 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2983 * options.cc: Include <cerrno> and <fstream>.
2984 (General_options::finalize): Parse -retain-symbols-file tag.
2985 * options.h: New flag.
2986 (General_options): New method should_retain_symbol, new
2987 variable symbols_to_retain.
2988 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2989 should_retain_symbol map.
2990 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2991 * testsuite/Makefile.in: Regenerate.
2992 * testsuite/retain_symbols_file_test.sh: New file.
2993
ca58b19f
NC		 29942009-09-18 Nick Clifton <nickc@redhat.com>
2995
2996 * po/es.po: Updated Spanish translation.
2997
20e6d0d6
DK		 29982009-09-17 Doug Kwan <dougkwan@google.com>
2999
3000 * debug.h (DEBUG_RELAXATION): New constant.
3001 (DEBUG_ALL): Add DEBUG_RELAXATION.
3002 (debug_string_to_enum): Add relaxation debug option.
3003 * layout.cc
3004 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3005 Layout::Relaxation_debug_check::read_sections,
3006 Layout::Relaxation_debug_check::read_sections): New method definitions.
3007 (Layout::Layout): Initialize data members
3008 record_output_section_data_from_scrips_,
3009 script_output_section_data_list_ and relaxation_debug_check_.
3010 (Layout::save_segments, Layout::restore_segments,
3011 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3012 Layout::relaxation_loop_body): New method definitions.
3013 (Layout::finalize): Support relaxation. Move section layout code to
3014 Layout::relaxation_loop_body.
3015 (Layout::set_asection_address_from_script): Move code for orphan
3016 section placement out.
3017 (Layout::place_orphan_sections_in_script): New method definition.
3018 * layout.h (Output_segment_headers, Output_file_header):
3019 New forward class declarations.
3020 (Layout::~Layout): Define.
3021 (Layout::new_output_section_data_from_script): New method definition.
3022 (Layout::place_orphan_sections_in_script): New method declaration.
3023 (Layout::Segment_states): New type declaration.
3024 (Layout::save_segments, Layout::restore_segments,
3025 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3026 Layout::relaxation_loop_body): New method declarations.
3027 (Layout::Output_section_data_list): New type declaration.
3028 (Layout::Relaxation_debug_check): New class definition.
3029 (Layout::record_output_section_data_from_script_,
3030 Layout::script_output_section_data_list_, Layout::segment_states_,
3031 Layout::relaxation_debug_check_): New data members.
3032 * output.cc: (Output_section_headers::do_size): New method definition.
3033 (Output_section_headers::Output_section_headers): Move size
3034 computation to Output_section_headers::do_size.
3035 (Output_segment_headers::do_size): New method definition.
3036 (Output_file_header::Output_file_header): Move size computation to
3037 Output_file_header::do_size and call it.
3038 (Output_file_header::do_size): New method definition.
3039 (Output_data_group::Output_data_group): Adjust call to
3040 Output_section_data.
3041 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3042 (Output_symtab_xindex::do_write): Add array bound check.
3043 (Output_section::Input_section::print_to_mapfile): Handle
3044 RELAXED_INPUT_SECTION_CODE.
3045 (Output_section::Output_section): Initialize data member checkpoint_.
3046 (Output_section::~Output_section): Delete checkpoint object pointed
3047 by checkpoint_.
3048 (Output_section::add_input_section): Always add an Input_section if
3049 relaxing.
3050 (Output_section::add_merge_input_section): Add assert.
3051 (Output_section::relax_input_section): New method definition.
3052 (Output_section::set_final_data_size): Set load address to zero for
3053 an unallocated section.
3054 (Output_section::do_address_and_file_offset_have_reset_values):
3055 New method definition.
3056 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3057 Handle relaxed input section.
3058 (Output_section::sort_attached_input_sections): Checkpoint input
3059 section list lazily.
3060 (Output_section::get_input_sections): Change type of input_sections to
3061 list of Simple_input_section pointers. Checkpoint input section list
3062 lazily. Also handle relaxed input sections.
3063 (Output_section::add_input_section_for_script): Take a reference to
3064 a Simple_input_section object instead of Relobj pointer and section
3065 index as parameter. Handle relaxed input sections.
3066 (Output_section::save_states, Output_section::restore_states): New
3067 method definitions.
3068 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3069 (Output_data::is_data_size_fixed): New method definition.
3070 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3071 if it is fixed.
3072 (Output_data::address_and_file_offset_have_reset_values): New method
3073 definition.
3074 (Output_data::do_address_and_file_offset_have_reset_values): New method
3075 definition.
3076 (Output_data::set_data_size): Check that data size is not fixed.
3077 (Output_data::fix_data_size): New method definition.
3078 (Output_data::is_data_size_fixed_): New data member.
3079 (Output_section_headers::set_final_data_size): New method definition.
3080 (Output_section_headers::do_size): New method declaration.
3081 (Output_segment_headers::set_final_data_size): New method definition.
3082 (Output_segment_headers::do_size): New method declaration.
3083 (Output_file_header::set_final_data_size)::New method definition.
3084 (Output_file_header::do_size)::New method declaration.
3085 (Output_section_data::Output_section_data): Add new parameter
3086 is_data_size_fixed and use it to fix data size.
3087 (Output_data_const::Output_data_const): Adjust call to base class
3088 constructor and fix data size.
3089 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3090 base class constructor and fix data size.
3091 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3092 base class constructor and fix data size.
3093 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3094 class constructor and fix data size.
3095 (Output_data_group::set_final_data_size): New method definition.
3096 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3097 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3098 class constructor and fix data size.
3099 (Output_relaxed_input_section): New class definition.
3100 (Output_section::Simple_input_section): New class definition.
3101 (Output_section::get_input_sections): Adjust parameter list.
3102 (Output_section::add_input_section_for_script): Same.
3103 (Output_section::save_states, Output_section::restore_states,
3104 Output_section::do_address_and_file_offset_have_reset_values,
3105 (Output_section::Input_section::Input_section): Handle
3106 RELAXED_INPUT_SECTION_CODE. Add new overload for
3107 Output_relaxed_input_section.
3108 (Output_section::Input_section::is_input_section,
3109 Output_section::Input_section::set_output_section): Handle relaxed
3110 input section.
3111 (Output_section::Input_section::is_relaxed_input_section,
3112 Output_section::Input_section::output_section_data,
3113 Output_section::Input_section::relaxed_input_section): New method
3114 definitions.
3115 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3116 value.
3117 (Output_section::Input_section::u1_): Update comments.
3118 (Output_section::Input_section::u2_): Add new union member poris.
3119 (Output_section::Checkpoint_output_section): New classs definition.
3120 (Output_section::relax_input_section): New method declaration.
3121 (Output_section::checkpoint_): New data member.
3122 (Output_segment): Update comments.
3123 (Output_segment::Output_segment): Un-privatize copy constructor.
3124 (Output_segment::operator=): Un-privatize.
3125 * script-sections.cc (Output_section_element::Input_section_list):
3126 Change element type to Output_section::Simple_input_section.
3127 (Output_section_element_dot_assignment::set_section_addresses):
3128 Register output section data for relaxation clean up.
3129 (Output_data_exression::Output_data_expression): Adjust call to base
3130 constructor to fix data size.
3131 (Output_section_element_data::set_section_addresses): Register
3132 Output_data_expression object for relaxation clean up.
3133 (struct Input_section_info): Replace Relobj pointer and section index
3134 pair with Output_section::Simple_input_section and Convert struct to a
3135 class.
3136 (Input_section_sorter::operator()): Adjust access to
3137 Input_section_info data member to use accessors.
3138 (Output_section_element_input::set_section_addresses): Use layout
3139 parameter. Adjust code to use Output_section::Simple_input_section
3140 and Input_secction_info classes. Register filler for relaxation
3141 clean up.
3142 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3143 and section index pair with Output_section::Simple_input_section
3144 class. Adjust code accordingly.
3145 (Phdrs_element::release_segment): New method definition.
3146 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3147 segment list.
3148 (Script_sections::release_segments): New method definition.
3149 * gold/script-sections.h (Script_sections::release_segments): New
3150 method declaration.
3151 * gold/target.h (Target::may_relax, Target::relax,
3152 Target::do_may_relax, Target::do_relax): New method definitions.
3153
5e445df6
ILT		 31542009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3155
3156 * arm.cc (has_signed_unsigned_overflow): New function.
3157 (Arm_relocate_functions::abs8): New function.
3158 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3159 (Target_arm::Scan::global): Likewise.
3160 (Target_arm::relocate::relocate): Likewise.
3161 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3162 Likewise.
3163
8c604651 31642009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 3165
3166 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3167 * testsuite/Makefile.in: Regenerate.
3168
1e9cc1c2
NC		 31692009-09-11 Nick Clifton <nickc@redhat.com>
3170
3171 * po/gold.pot: Updated by the Translation project.
3172
6a89f575
CC		 31732009-09-08 Cary Coutant <ccoutant@google.com>
3174
3175 * output.cc (Output_file::open): Add execute permission to empty file.
3176 * testsuite/Makefile.am (permission_test): New test.
3177 * testsuite/Makefile.in: Regenerate.
3178
fdcac5af
ILT		 31792009-09-02 Ian Lance Taylor <iant@google.com>
3180
3181 * output.cc (Output_file::resize): Call map_no_anonymous rather
3182 than map.
3183
44453f85
ILT		 31842009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3185
3186 * gold.cc: Include "incremental.h".
3187 (queue_initial_tasks): Call Incremental_checker methods.
3188 * incremental.cc: Include "output.h".
3189 (Incremental_checker::can_incrementally_link_output_file): New
3190 method.
3191 * incremental.h (Incremental_checker): New class.
3192
3193 * output.cc (Output_file::open_for_modification): New method.
3194 (Output_file::map_anonymous): Changed return type to bool. Record
3195 map in base_ field.
3196 (Output_file::map_no_anonymous): New method, broken out of map.
3197 (Output_file::map): Use map_no_anonymous and map_anonymous.
3198 * output.h (class Output_file): Update declarations.
3199
293c1386
CC		 32002009-08-24 Cary Coutant <ccoutant@google.com>
3201
3202 * options.h (Command_line::Pre_options): New class.
3203 (Command_line::pre_options): New member.
3204 * options.cc (gold::options::ready_to_register): New variable.
3205 (One_option::register_option): Do nothing if not registering options.
3206 Assert if same short option registered twice.
3207 (General_options::General_options): Turn off option registration when
3208 done constructing.
3209 (Command_line::Pre_options::Pre_options): New constructor.
3210
f773f3d2
CC		 32112009-08-24 Cary Coutant <ccoutant@google.com>
3212
06a73cfe
CC		 3213 * options.h (General_options::no_keep_memory): Remove incorrect
3214 short option.
f773f3d2 3215
a15af8e2
RW		 32162009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3217
3218 * Makefile.am (am__skiplex, am__skipyacc): New.
3219 * Makefile.in: Regenerate.
3220
c462b41b
RW		 32212009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3222
14ec8efd
RW		 3223 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3224 (INCLUDES): ... this.
3225 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3226 (AM_CPPFLAGS): Renamed from ...
3227 (INCLUDE): ... this.
3228 * Makefile.in, testsuite/Makefile.in: Regenerate.
3229
81ecdfbb
RW		 3230 * Makefile.in: Regenerate.
3231 * aclocal.m4: Likewise.
3232 * config.in: Likewise.
3233 * configure: Likewise.
3234 * testsuite/Makefile.in: Likewise.
3235
c462b41b
RW		 3236 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3237 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3238 * Makefile.in: Regenerate.
3239 * testsuite/Makefile.in: Regenerate.
3240
2da73f13
CC		 32412009-08-19 Cary Coutant <ccoutant@google.com>
3242
3243 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3244 symbols in shared libraries overridden by hidden or internal symbols
3245 in the main program.
3246
2db70501
CD		 32472009-08-19 Chris Demetriou <cgd@google.com>
3248
3249 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3250 checking source file names in error messages.
3251
f733487b
DK		 32522009-08-18 Doug Kwan <dougkwan@google.com>
3253
3254 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3255 an elcpp::Ehdr as parameter. Adjust call to set_target.
3256 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3257 an elfcpp::Ehdr as parameter.
3258 * object.cc (Object::set_target): Remove the version that looks up
3259 a target and sets it.
3260 (Sized_relobj::setup): Take a Target object instead of
3261 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3262 (make_elf_sized_object): Find target and ask target to
3263 make an ELF object.
3264 * object.h: (Object::set_target): Remove the version that looks up
3265 a target and sets it.
3266 (Sized_relobj::setup): Take a Target object instead of
3267 an elfcpp:Ehdr as parameter.
3268 * target.cc: Include dynobj.h.
3269 (Target::do_make_elf_object_implementation): New.
3270 (Target::do_make_elf_object): New.
3271 * target.h (Target::make_elf_object): New template declaration.
3272 (Target::do_make_elf_object): New method declarations.
3273 (Target::do_make_elf_object_implementation): New template declaration.
3274
cc70f101
ILT		 32752009-08-14 Ian Lance Taylor <iant@google.com>
3276
3277 * gold.h (FUNCTION_NAME): Define.
3278 (gold_unreachable): Use FUNCTION_NAME.
3279
ef5e0cb1
ST		 32802009-08-12 Sriraman Tallam <tmsriram@google.com>
3281
3282 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3283 symbol in the --keep-unique list is not found.
3284
48c187ce
ST		 32852009-08-12 Sriraman Tallam <tmsriram@google.com>
3286
3287 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3288 been maked as --keep-unique.
3289 (Icf::unfold_section): New function.
3290 * icf.h (Icf::unfold_section): New function.
3291 * options.h (General_options::keep_unique): New option.
3292 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3293 * testsuite/Makefile.in: Regenerate.
3294 * testsuite/icf_keep_unique_test.sh: New file.
3295 * testsuite/icf_keep_unique_test.cc: New file.
3296
645afe0c
CC		 32972009-08-12 Cary Coutant <ccoutant@google.com>
3298
3299 PR 10471
3300 * resolve.cc (Symbol_table::resolve): Check for references from
3301 dynamic objects to hidden and internal symbols.
3302 * testsuite/Makefile.am (hidden_test.sh): New test.
3303 * testsuite/Makefile.in: Regenerate.
3304 * testsuite/hidden_test.sh: New script.
3305 * testsuite/hidden_test_1.c: New test source.
3306 * testsuite/hidden_test_main.c: New test source.
3307
11af873f
DK		 33082009-08-11 Doug Kwan <dougkwan@google.com>
3309
3310 * arm.cc: Update comments.
3311 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3312 segment to locate the .ARM.exidx section if present.
3313
b9f7d72d
DK		 33142009-08-09 Doug Kwan <dougkwan@google.com>
3315
3316 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3317 patch.
3318
ddd3c53c
ST		 33192009-08-07 Sriraman Tallam <tmsriram@google.com>
3320 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3321 compiler warnings.
3322
27721062
ST		 33232009-08-06 Sriraman Tallam <tmsriram@google.com>
3324
3325 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3326 valid tls_segment only for non-debug-section relocations.
3327 * testsuite/Makefile.am: Add gc_tls_test.
3328 * testsuite/Makefile.in: Regenerate.
3329 * testsuite/gc_tls_test.cc: New file.
3330 * testsuite/gc_tls_test.sh: New file.
3331
ef15dade
ST		 33322009-08-05 Sriraman Tallam <tmsriram@google.com>
3333
3334 * icf.cc: New file.
3335 * icf.h: New file.
3336 * Makefile.am (CCFILES): Add icf.cc.
3337 (HFILES): Add icf.h
3338 * Makefile.in: Regenerate.
3339 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3340 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3341 section, symbol and addend information for the relocs.
3342 * gold.cc (queue_middle_tasks): Call identical code folding.
3343 * gold.h: Add defines for multimap.
3344 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3345 to the call of finalize_local_symbols.
3346 * main.cc (main): Create object of class Icf.
3347 * object.cc (Sized_relobj::do_layout): Allow this function to be
3348 called twice during icf.
3349 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3350 to sections marked as identical by icf.
3351 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3352 when available.
3353 (Sized_relobj::do_section_entsize): New function.
3354 * object.h (Object::section_entsize): New function.
3355 (Object::do_section_entsize): New pure virtual function.
3356 (Relobj::finalize_local_symbols): Add new parameter.
3357 (Relobj::do_section_entsize): New function.
3358 * options.h (General_options::icf): New option.
3359 (General_options::icf_iterations): New option.
3360 (General_options::print_icf_sections): New option.
3361 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3362 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3363 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3364 icf.
3365 * symtab.cc (Symbol_table::is_section_folded): New function.
3366 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3367 to sections marked as identical by icf.
3368 * symtab.h (Symbol_table::set_icf): New function.
3369 (Symbol_table::icf): New function.
3370 (Symbol_table::is_section_folded): New function.
3371 (Symbol_table::icf_): New data member.
3372 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3373 * testsuite/Makefile.am: Add commands to build icf_test.
3374 * testsuite/Makefile.in: Regenerate.
3375 * testsuite/icf_test.sh: New file.
3376 * testsuite/icf_test.cc: New file.
3377
c3b65ac4
CD		 33782009-07-24 Chris Demetriou <cgd@google.com>
3379
3380 * layout.cc (is_compressible_debug_section): Fix incorrect
3381 comment about compressed section names.
3382
1caf2c51
ILT		 33832009-07-20 Ian Lance Taylor <ian@airs.com>
3384
3385 PR 10419
3386 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3387
1ef4d87f
ILT		 33882009-07-16 Ian Lance Taylor <iant@google.com>
3389
3390 PR 10400
3391 * layout.h: #include <map>.
3392 (class Kept_section): Change from struct to class. Add accessors
3393 and setters. Add section size to Comdat_group mapping. Change
3394 Comdat_group to std::map. Add is_comdat_ field. Add
3395 linkonce_size field in union.
3396 (class Layout): Update declaration of find_or_add_kept_section.
3397 Don't declare find_kept_object.
3398 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3399 parameter. Add object, shndx, is_comdat, and is_group_name
3400 parameters. Change all callers. Adjust for new Kept_section.
3401 (Layout::find_kept_object): Remove.
3402 * object.cc (Sized_relobj::include_section_group): Update use of
3403 Kept_section. Rename secnum to shndx. Only record
3404 Kept_comdat_section if sections are the same size.
3405 (Sized_relobj::include_linkonce_section): Update use of
3406 Kept_section. Only record Kept_comdat_section if sections are the
3407 same size. Set size of linkonce section.
3408 (Sized_relobj::map_to_kept_section): Update call to
3409 get_kept_comdat_section.
3410 * object.h (class Sized_relobj): Rename fields in
3411 Kept_comdat_section to drop trailing underscores; change object
3412 field to Relobj*. Change Kept_comdat_section_table to store
3413 struct rather than pointer.
3414 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3415 Add kept_object and kept_shndx parameters. Change all callers.
3416 (Sized_relobj::get_kept_comdat_section): Change return type to
3417 bool. Add kept_object and kept_shndx parameters. Change all
3418 callers.
3419 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3420 Layout::find_or_add_kept_section.
3421
37c3b7b0
ILT		 34222009-07-09 Ian Lance Taylor <iant@google.com>
3423
3424 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3425 Reserve space in the hash table.
3426
98fa85cb
ILT		 34272009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3428
3429 * fileread.cc (File_read::get_mtime): New method.
3430 * fileread.h (Timespec): New structure.
3431 (File_read::get_mtime): New method.
3432 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3433 Renamed from timestamp_nsec.
3434 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3435 Elf_Xword.
3436 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3437 timestamp_nsec.
3438 (Incremental_inputs::report_archive): Save mtime; style fix.
3439 (Incremental_inputs::report_obejct): Save mtime; style fix.
3440 (Incremental_inputs::report_script): Save mtime; style fix.
3441 (Incremental_inputs::finalize_inputs): Style fix.
3442 (Incremental_inputs::finalize): Style fix.
3443 (Incremental_inputs::create_input_section_data): Store inputs
3444 mtime.
3445 * incremental.h (Incremental_inputs::report_script): Add mtime
3446 argument.
3447 (Incremental_inputs::Input_info::Input_info): Intialize only one
3448 union member.
3449 (Incremental_inputs::Input_info::archive): Move to nameless
3450 union.
3451 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3452 (Incremental_inputs::Input_info::script): Move to nameless union.
3453 (Incremental_inputs::mtime): New field.
3454 * script.cc (read_input_script): Pass file mtime to
3455 Incremental_input.
3456 * script.h (Script_info::inputs): Style fix.
3457
c9d70757
ILT		 34582009-07-01 Ian Lance Taylor <ian@airs.com>
3459
3460 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3461 instead of 32.
3462
9c547ec3
ILT		 34632009-06-24 Ian Lance Taylor <iant@google.com>
3464
3465 PR 10156
3466 * layout.cc (Layout::choose_output_section): If we find an
3467 existing section, update the flags.
3468 (Layout::create_notes): New function, broken out of
3469 Layout::finalize.
3470 (Layout::finalize): Don't create note sections.
3471 (Layout::create_note): Don't crash if linker script discards
3472 section.
3473 (Layout::create_gold_note): Likewise.
3474 (Layout::create_build_id): Likewise. Don't set
3475 after_input_sections on the section.
3476 (Layout::create_executable_stack_info): Remove target parameter.
3477 Change caller.
3478 * layout.h (class Layout): Declare create_notes. Update
3479 declaration of create_executable_stack_info.
3480 * gold.cc (queue_middle_tasks): Call create_notes.
3481 * output.cc (Output_section::update_flags_for_input_section): Move
3482 here from output.h. If SHF_ALLOC flag is newly set, mark address
3483 invalid.
3484 * output.h (Output_data::mark_address_invalid): New function.
3485 (class Output_section): Only declare, not define,
3486 update_flags_for_input_section. Remove set_flags.
3487
55458500
ILT		 34882009-06-24 Ian Lance Taylor <iant@google.com>
3489
3490 * script-sections.cc (Output_section_definition::
3491 set_section_addresses): Rename shadowing local load_address to
3492 laddr.
3493
1307d6cd
ILT		 34942009-06-24 Ian Lance Taylor <iant@google.com>
3495
3496 PR 10244
3497 * reloc.cc (relocate_sections): Skip empty relocation sections.
3498
ec3f783e
ILT		 34992009-06-23 Ian Lance Taylor <iant@google.com>
3500
3501 PR 10156
3502 * layout.cc (Layout::create_note): Use choose_output_section
3503 rather than make_output_section.
3504
459c9f1c
ILT		 35052009-06-23 Ian Lance Taylor <iant@google.com>
3506
3507 PR 10237
3508 * options.cc (General_options::parse_V): Set printed_version_.
3509 (General_options::General_options): Initialize printed_version_.
3510 * options.h (class General_options): Add printed_version_ field.
3511 * gold.cc (queue_initial_tasks): If there are no input files,
3512 don't give a fatal error if we printed the version information.
3513 (queue_middle_tasks): If using -r with a shared object, give a
3514 fatal error rather than an ordinary error.
3515
1518dc8f
ILT		 35162009-06-23 Ian Lance Taylor <iant@google.com>
3517
3518 PR 10219
3519 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3520 (Layout::make_output_section): Set have_stabstr_section_ if we see
3521 a .stab*str section.
3522 (Layout::finalize): Call link_stabs_sections.
3523 (Layout::link_stabs_sections): New file.
3524 * layout.h (class Layout): Add have_stabstr_section_ field.
3525 Declare link_stabs_sections.
3526
3d857b98
DK		 35272009-06-23 Doug Kwan <dougkwan@google.com>
3528
3529 * Makefile.am (libgold_a_LIBADD): New.
3530 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3531 * Makefile.in: Regenerate.
3532 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3533 * configure: Regenerate.
3534 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3535 * fileread.cc: Include sys/state.h
3536 * gold.h: Declare memmem and strndup if found missing.
3537 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3538
0639a6f6
ILT		 35392009-06-23 Ian Lance Taylor <iant@google.com>
3540
3541 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3542 * configure: Rebuild.
3543
8d63875c
ILT		 35442009-06-23 Ian Lance Taylor <iant@google.com>
3545
3546 PR 10147
3547 * object.cc (Object::section_contents): Don't try to get a view if
3548 the section has length zero.
3549 (Object::handle_gnu_warning_section): If the section is empty, use
3550 the name of the section as the warning.
3551
f7c8a183
ILT		 35522009-06-23 Ian Lance Taylor <iant@google.com>
3553
3554 PR 10133
3555 * stringpool.h (class Stringpool_template): Add optimize_ field.
3556 (Stringpool_template::set_optimize): New function.
3557 * stringpool.cc (Stringpool_template::Stringpool_template):
3558 Initialize optimize_ field.
3559 (Stringpool_template::set_string_offsets): Test local optimize
3560 fild rather than parameter.
3561 * layout.cc (Layout::Layout): Call set_optimize on the section
3562 name stringpool.
3563
e6a307ba
ILT		 35642009-06-22 Ian Lance Taylor <iant@google.com>
3565
3566 PR 10030
3567 * yyscript.y: Parse TARGET.
3568 * script.cc (script_set_target): New function.
3569 * script-c.h (script_set_target): Declare.
3570 * options.cc (General_options::string_to_object_format): Rename
3571 from string_to_object_format in anonymous namespace. Change
3572 callers.
3573 * options.h (class General_options): Declare
3574 string_to_object_format.
3575
3ee173de
ILT		 35762009-06-22 Ian Lance Taylor <iant@google.com>
3577
3578 * script-sections.cc (Script_sections::create_segments): Don't put
3579 program headers in a PT_LOAD segment if -n or -N.
3580
35812009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 3582
3583 PR 10141
3584 * options.h (class General_options): Add -z lazy and -z now. Sort
3585 -z options into alphabetical order.
3586 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3587
cd6739a1 35882009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 3589
3590 * layout.cc (Layout::make_output_section): Call
3591 Target::new_output_section.
3592 (Layout::attach_allocated_section_to_segment): Put large section
3593 sections in a separate load segment with the large segment flag
3594 set.
3595 (Layout::segment_precedes): Sort large data segments after other
3596 load segments.
3597 (align_file_offset): New static function.
3598 (Layout::set_segment_offsets): Use align_file_offset.
3599 * output.h (class Output_section): Add is_small_section_ and
3600 is_large_section_ fields.
3601 (Output_section::is_small_section): New function.
3602 (Output_section::set_is_small_section): New function.
3603 (Output_section::is_large_section): New function.
3604 (Output_section::set_is_large_section): New function.
3605 (Output_section::is_large_data_section): New function.
3606 (class Output_segment): Add is_large_data_segment_ field.
3607 (Output_segment::is_large_data_segment): New function.
3608 (Output_segment::set_is_large_data_segment): New function.
3609 * output.cc (Output_section::Output_section): Initialize new
3610 fields.
3611 (Output_segment::Output_segment): Likewise.
3612 (Output_segment::add_output_section): Add assertion that large
3613 data sections always go in large data segments. Force small data
3614 sections to the end of the list of data sections. Force small BSS
3615 sections to the start of the list of BSS sections. For large BSS
3616 sections to the end of the list of BSS sections.
3617 * symtab.h (class Symbol): Declare is_common_shndx.
3618 (Symbol::is_defined): Check Symbol::is_common_shndx.
3619 (Symbol::is_common): Likewise.
3620 (class Symbol_table): Define enum Commons_section_type. Update
3621 declarations. Add small_commons_ and large_commons_ fields.
3622 * symtab.cc (Symbol::is_common_shndx): New function.
3623 (Symbol_table::Symbol_table): Initialize new fields.
3624 (Symbol_table::add_from_object): Put small and large common
3625 symbols in the right list.
3626 (Symbol_table::sized_finalized_symbol): Check
3627 Symbol::is_common_shndx.
3628 (Symbol_table::sized_write_globals): Likewise.
3629 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3630 common symbol lists. Don't call do_allocate_commons_list if the
3631 list is empty.
3632 (Symbol_table::do_allocate_commons_list): Remove is_tls
3633 parameter. Add comons_section_type parameter. Change all
3634 callers. Handle small and large common symbols.
3635 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3636 Symbol::is_common_shndx.
3637 * resolve.cc (symbol_to_bits): Likewise.
3638 * target.h (Target::small_common_shndx): New function.
3639 (Target::small_common_section_flags): New function.
3640 (Target::large_common_shndx): New function.
3641 (Target::large_common_section_flags): New function.
3642 (Target::new_output_section): New function.
3643 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3644 small_common_section_flags, and large_common_section_flags
3645 fields.
3646 (Target::do_new_output_section): New virtual function.
3647 * arm.cc (Target_arm::arm_info): Initialize new fields.
3648 * i386.cc (Target_i386::i386_info): Likewise.
3649 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3650 Likewise.
3651 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3652 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3653 (Target_x86_64::do_new_output_section): New function.
3654 * configure.ac: Define conditional MCMODEL_MEDIUM.
3655 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3656 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3657 (large_LDFLAGS): Define.
3658 * testsuite/large.c: New file.
3659 * testsuite/testfile.cc (Target_test::test_target_info):
3660 Initialize new fields.
3661 * configure, testsuite/Makefile.in: Rebuild.
3662
bb04269c
DK		 36632009-06-05 Doug Kwan <dougkwan@google.com>
3664
3665 * Makefile.am (CCFILES): Add target.cc.
3666 * Makefile.in: Regenerate.
3667 * i386.cc (class Target_i386): Define new virtual method to
3668 override do_is_local_label_name in parent.
3669 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3670 local symbols if --discard-locals or -X is given.
3671 * options.h (class General_options): Declare new options
3672 '--discard-locals' and '-X' for discarding locals.
3673 * target.h (class Target): Define new methods is_local_label_name.
3674 Declare new virtual method do_is_local_label_name.
3675 * target.cc: New file.
3676 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3677 (check_SCRIPTS): Add discard_locals_test.sh.
3678 (check_DATA): Add discard_local_tests.syms.
3679 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3680 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3681 * testsuite/Makefile.in: Regenerate.
3682 * testsuite/discard_locals_test.c: New file.
3683 * testsuite/discard_locals_test.sh: Same.
3684
805bb01c
DK		 36852009-06-05 Doug Kwan <dougkwan@google.com>
3686
3687 * object.cc (Sized_relobj::Sized_relobj): Initialize
3688 discarded_eh_frame_shndx_ to -1U.
3689 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3690 section.
3691 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3692 a discarded .eh_frame section.
3693 (Sized_relobj::do_finalize_local_symbols): Ditto.
3694 * object.h (class Sized_relobj): Declare new member
3695 discarded_eh_frame_shndx_.
3696 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3697 (local_labels_test.o, local_labels_test): New rules.
3698 * testsuite/Makefile.in: Regenerate.
3699
1dcd334d
DK		 37002009-06-04 Doug Kwan <dougkwan@google.com>
3701
3702 * layout.cc (Layout::section_name_mapping): Add mapping for
3703 special ARM sections.
3704
96d49306
DK		 37052009-06-03 Doug Kwan <dougkwan@google.com>
3706
3707 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3708 (utils::has_overflow): Same.
3709
dff16297
ILT		 37102009-06-03 Ian Lance Taylor <iant@google.com>
3711
3712 * layout.cc (Layout::section_name_mapping): New array, replacing
3713 Layout::linkonce_mapping.
3714 (Layout::section_name_mapping_count): New variable, replacing
3715 Layout::linkonce_mapping_count.
3716 (Layout::linkonce_output_name): Remove.
3717 (Layout::output_section_name): Rewrite.
3718 * layout.h (class Layout): Rename Linkonce_mapping to
3719 Section_name_mapping, linkonce_mapping to section_name_mapping,
3720 linkonce_mapping_count to section_name_mapping_count. Don't
3721 declare linkonce_output_name.
3722
c121c671
DK		 37232009-06-03 Doug Kwan <dougkwan@google.com>
3724
3725 * gold/arm.cc (namespace utils): New.
3726 (Target_arm::reloc_is_non_pic): Define new method.
3727 (class Arm_relocate_functions): New.
3728 (Target_arm::Relocate::relocate): Handle relocation types used by
3729 Android.
3730
07800fab
ILT		 37312009-06-03 Ian Lance Taylor <iant@google.com>
3732
3733 * arm.cc (Target_arm::scan::global): Use || instead of |.
3734
c121c671
DK		 37352009-06-02 Doug Kwan <dougkwan@google.com>
3736
3737 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3738 issued_non_pic_error_.
3739 (class Target_arm::Scan): Declare new method check_non_pic.
3740 Define new method symbol_needs_plt_entry.
3741 Declare new data member issued_non_pic_error_.
3742 (class Target_arm::Relocate): Declare new method
3743 should_apply_static_reloc.
3744 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3745 (Target_arm::Scan::check_non_pic): Define new method.
3746 (Target_arm::Scan::local): Handle a small subset of reloc types used
3747 by Android.
3748 (Target_arm::Scan::local): Same.
3749 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3750
b19b0c6d
ILT		 37512009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3752
3753 * incremental.cc (Incremental_inputs::report_command_line): Filter
3754 out --incremental-* options.
3755
94cdfcff
DK		 37562009-05-29 Doug Kwan <dougkwan@google.com>
3757
3758 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3759 template class.
3760 (class Target_arm): Update comment.
3761 (Target_arm::Target_arm): Initialize new data members GOT_,
3762 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3763 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3764 and Target_arm::rel_dyn_section.
3765 Declare new_enum Target_arm::Got_type.
3766 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3767 and DYNBSS_.
3768 Update commments for member do_dynsym_value.
3769 (Target_arm::got_size, Target_arm::plt_section,
3770 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3771 new methods inside class defintion.
3772 (Target_arm::got_section): Define new method.
3773 (Target_arm::rel_dyn_section): Same.
3774 (Output_data_plt_arm): New template class.
3775 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3776 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3777 (Output_data_plt_arm::add_entry): Same.
3778 (Output_data_plt_arm::first_plt_entry): Define new
3779 static data member for PLT instruction template.
3780 (Output_data_plt_arm::plt_entry): Same.
3781 (Output_data_plt_arm::do_write): Define new method.
3782 (Target_arm::make_plt_entry): Same.
3783 (Target_arm::do_finalize_sections): Same.
3784 (Target_arm::do_dynsym_value): Same.
3785
4a657b0d
DK		 37862009-05-28 Doug Kwan <dougkwan@google.com>
3787
3788 * Makefile.am (TARGETSOURCES): Add arm.cc.
3789 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3790 * Makefile.in: Regenerate.
3791 * arm.cc: New file.
3792 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3793
e7ae8c36
DK		 37942009-05-26 Doug Kwan <dougkwan@google.com>
3795
3796 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3797 (General_options::check_excluded_libs): Strip off directories in
3798 archive name before matching like GNU ld does.
3799 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3800 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3801 (exclude_libs_test_LDFLAGS): Add linker option
3802 -Wl,--exclude-libs,libexclude_libs_test_3
3803 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3804 an explicit archive without using -l.
3805 (alt/libexclude_libs_test_3.a): New make rule.
3806 * testsuite/Makefile.in: Regenerate.
3807 * testsuite/exclude_libs_test.c : Declare lib3_default().
3808 (main): Call it.
3809 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3810 * exclude_libs_test_3.c: New file.
3811
f12e7348
NC		 38122009-05-26 Nick Clifton <nickc@redhat.com>
3813
3814 * po/id.po: New Indonesian translation.
3815 * po/gold.pot: Updated template file.
3816
4daadc0d
ST		 38172009-05-22 Sriraman Tallam <tmsriram@google.com>
3818
3819 * testsuite/Makefile.am: Add -ffunction-sections to compile
3820 gc_comdat_test files. Add -Wl,--gc-sections to build
3821 gc_comdat_test.
3822 * testsuite/Makefile.in: Regenerate.
3823 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3824
531813ad
ST		 38252009-05-21 Sriraman Tallam <tmsriram@google.com>
3826
3827 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3828 kept comdat section was garbage collected.
3829 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3830 * testsuite/Makefile.in: Regenerate.
3831 * testsuite/gc_comdat_test.sh: New file.
3832 * testsuite/gc_comdat_test_1.cc: New file.
3833 * testsuite/gc_comdat_test_2.cc: New file.
3834
65514900
CC		 38352009-05-19 Doug Kwan <dougkwan@google.com>
3836
3837 * archive.cc (Archive::Archive): Move constructor from archive.h
3838 to here. Initialize no_export_.
3839 (Archive::get_elf_object_for_member): Set no_export flag of object.
3840 * archive.h (Archive::Archive): Move constructor body to
3841 archive.cc.
3842 (Archive::no_export): New method.
3843 (Archive::no_export_): New field.
3844 * object.h (Object::Object): Initialize no_export_ to false.
3845 (Object::no_export, Object::set_no_export): New methods.
3846 (Object::no_export_): New field.
3847 * options.cc (General_options::parse_exclude_libs): New method.
3848 (General_options::check_excluded_libs) Same.
3849 * options.h (exclude_libs): New option.
3850 (General_options::check_excluded_libs): New method declaration.
3851 (General_options::excluded_libs_): New field.
3852 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3853 default or protected visibility if an object has no-export flag set.
3854 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3855 (check_SCRIPTS): Add exclude_libs_test.sh.
3856 (check_DATA): Add exclude_libs_test.syms.
3857 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3858 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3859 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3860 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3861 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3862 libexclude_libs_test_2.a): New rules.
3863 * testsuite/Makefile.in: Regenerate.
3864 * testsuite/exclude_libs_test.c: New file.
3865 * testsuite/exclude_libs_test.sh: Ditto.
3866 * testsuite/exclude_libs_test_1.c: Ditto.
3867 * testsuite/exclude_libs_test_2.c: Ditto.
3868
1b77ea50
ILT		 38692009-05-15 Ian Lance Taylor <iant@google.com>
3870
3871 * configure.ac: Check for declarations for cases where libiberty.h
3872 checks HAVE_DECL_xxx.
3873 * configure, config.in: Rebuild.
3874
072fe7ce
ILT		 38752009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3876
3877 * gold.h (Incremental_argument_list): Remove (invalid) forward
3878 declaration.
3879 * incremental.cc (Incremental_inputs::report_achive): New method.
3880 (Incremental_inputs::report_object): New method.
3881 (Incremental_inputs::report_script): New method.
3882 (Incremental_inputs::finalize_inputs): New method.
3883 (Incremental_inputs::finalize): Call finalize_inputs().
3884 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3885 Create inputs entries.
3886 * incremental.h (Incremental_input_type): New enum.
3887 (Incremental_inputs::Incremental_input): Initialize new fields.
3888 (Incremental_inputs::report_inputs): New method.
3889 (Incremental_inputs::report_achive): New method.
3890 (Incremental_inputs::report_object): New method.
3891 (Incremental_inputs::report_script): New method.
3892 (Incremental_inputs::finalize_inputs): New method.
3893 (Incremental_inputs::Input_info): New struct.
3894 (Incremental_inputs::Input_info_map): New typedef.
3895 (Incremental_inputs::lock_): New field.
3896 (Incremental_inputs::Inputs_): New field.
3897 (Incremental_inputs::Inputs_map): New field.
3898 * main.cc (main): Call Incremental_input::report_inputs.
3899 * options.h (Input_argument_list): Typedef moved from
3900 Input_arguments.
3901 (Input_file_group::Files): Remove, use ::Input_argument_list.
3902 (Input_file_group::Input_argument_list): Remove, use
3903 ::Input_argument_list.
3904 * plugin.cc (Plugin_manager::add_input_file): Add error in
3905 incremental build.
3906 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3907 functions.
3908 * script.cc (read_input_script): Call
3909 Incremental_input::report_script.
3910 * script.h (Script_info): New class.
3911
b0481b0b
ILT		 39122009-04-27 Ian Lance Taylor <iant@google.com>
3913
3914 * x86_64.cc (do_adjust_output_section): Set entsize to
3915 plt_entry_size.
3916
b22a5a41 39172009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 3918
3919 * output.cc (Output_file::close): After short writes, continue
3920 writing from the correct offset in the buffer being written.
3921
40fde488
CD		 39222009-04-23 Chris Demetriou <cgd@google.com>
3923
3924 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3925 * configure: Regenerate.
3926 * config.in: Regenerate.
3927 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3928 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3929
3ce2c28e
ILT		 39302009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3931
3932 * incremental.cc (Incremental_inputs_header_data): Renamed from
3933 Incremental_input_header_data.
3934 (Incremental_inputs_header_data::data_size): New field.
3935 (Incremental_inputs_header_data::put_input_file_count): Renamed
3936 from input_file_count.
3937 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3938 from command_line_offset.
3939 (Incremental_inputs_header_data::put_reserved): Renamed from
3940 put_reserved.
3941 (Incremental_inputs_entry_data): Renamed from
3942 Incremental_input_entry_data.
3943 (Incremental_inputs_entry_data::data_size): New field.
3944 (Incremental_inputs::report_command_line): New method.
3945 (Incremental_inputs::finalize): New method.
3946 (Incremental_inputs::create_incremental_inputs_data): New method.
3947 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3948 * incremental.h: New file.
3949 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3950 (Layout::finalize): Create incremental inputs section in
3951 incremental builds.
3952 (Layout::create_incremental_info_sections): New method.
3953 * layout.h (Layout::incremental_inputs): New method.
3954 (Layout::create_incremental_info_sections): New method.
3955 (Layout::incremental_inputs_): New field.
3956 * main.cc (main): Notify Incremental_input of the command line.
3957
e55bde5e
ILT		 39582009-04-01 Ian Lance Taylor <iant@google.com>
3959 Mikolaj Zalewski <mikolajz@google.com>
3960
3961 * gold.h (reserve_unordered_map): Define, three versions, one for
3962 each version of Unordered_map.
3963 * layout.cc (Layout::Layout): Remove options parameter. Add
3964 number_of_input_files parameter. Don't initialize options_.
3965 Initialize number_of_input_files_ and resized_signatures_. Move
3966 sections_are_attached_.
3967 (Layout::layout_group): Reserve space for group_signatures_.
3968 (Layout::find_or_add_kept_section): Change name parameter to be a
3969 reference. Resize signatures_ map when it gets large enough.
3970 (Layout::layout_eh_frame): Use parameters->options() instead of
3971 this->options_.
3972 (Layout::make_output_section): Likewise.
3973 (Layout::attach_allocated_section_to_segment): Likewise.
3974 (Layout::finalize, Layout::create_executable_stack): Likewise.
3975 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3976 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3977 * layout.h (class Layout): Update declarations. Remove options_
3978 field. Add number_of_input_files_ and resized_signatures_
3979 fields. Move sections_are_attached_ field.
3980 * main.cc (main): Pass number of input files to Layout
3981 constructor. Don't pass options.
3982
154b857c
ILT		 39832009-03-30 Ian Lance Taylor <iant@google.com>
3984
3985 * ffsll.c (ffsll): Correct implementation.
3986
2f35ab9b
ILT		 39872009-03-27 Ian Lance Taylor <iant@google.com>
3988
fd03461a
ILT		 3989 * ffsll.c: New file.
3990 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3991 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3992 * ftruncate.c (ftruncate): Declare before definition.
3993 * mremap.c (mremap): Likewise.
3994 * pread.c (pread): Likewise.
3995 * configure, Makefile.in, config.in: Rebuild.
3996
2f35ab9b
ILT		 3997 * mremap.c: New file.
3998 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3999 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4000 (mremap): Declare if HAVE_MREMAP is not defined.
4001 * configure, Makefile.in, config.in: Rebuild.
4002
33aea2fd
CC		 40032009-03-27 Cary Coutant <ccoutant@google.com>
4004
4005 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4006 position independent.
4007 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4008 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4009
6d479619
CC		 40102009-03-24 Cary Coutant <ccoutant@google.com>
4011
4012 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4013 an executable.
4014 (needs_dynamic_reloc): Likewise.
4015
afc06bb8
ILT		 40162009-03-24 Ian Lance Taylor <iant@google.com>
4017
4018 * yyscript.y (file_cmd): Recognize EXTERN.
4019 (extern_name_list, extern_name_list_body): New nonterminals.
4020 * script.cc (script_add_extern): Define.
4021 * script-c.h (script_add_extern): Declare.
4022
f6060a4d
ILT		 40232009-03-24 Rafael Avila de Espindola <espindola@google.com>
4024
4025 * object.cc (is_elf_object): Define.
4026 * object.h (is_elf_object): Declare.
4027 * archive.cc (Archive::get_elf_object_for_member): Call
4028 is_elf_object.
33aea2fd 4029 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 4030
26736d8e
ILT		 40312009-03-24 Elliott Hughes <enh@google.com>
4032
4033 * output.cc (Output_file::map_anonymous): Define.
4034 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4035 try an anonymous one. Report the size if the mmap fails.
4036 * output.h (class Output_file): Declare map_anonymous.
4037
22fd9730
ILT		 40382009-03-24 Ian Lance Taylor <iant@google.com>
4039
4040 * target-select.cc (instantiate_target): Don't acquire the lock if
4041 the instantiated_target_ field has already been set.
4042
cb010894
ILT		 40432009-03-23 Ian Lance Taylor <iant@google.com>
4044
7f055c20
ILT		 4045 * gold-threads.h (class Initialize_lock): Define.
4046 * gold-threads.cc (class Initialize_lock_once): Define.
4047 (initialize_lock_control): New static variable.
4048 (initialize_lock_pointer): New static variable.
4049 (initialize_lock_once): New static function.
4050 (Initialize_lock::Initialize_lock): Define.
4051 (Initialize_lock::initialize): Define.
4052 * target-select.h: Include "gold-threads.h".
4053 (class Target_selector): Add lock_ and initialize_lock_ fields.
4054 Don't define instantiate_target, just declare it.
4055 * target-select.cc (Target_selector::Target_selector): Initialize
4056 new fields.
4057 (Target_selector::instantiate_target): Define.
4058 * descriptors.h: Include "gold-threads.h".
4059 (class Descriptors): Add initialize_lock_ field.
4060 * descriptors.cc (Descriptors::Descriptors): Initialize new
4061 field.
4062 (Descriptors::open): Use initialize_lock_ field
4063 * errors.h (class Errors): Add initialize_lock_ field.
4064 * errors.cc (Errors::Errors): Initialize new field.
4065 (Errors::initialize_lock): Use initialize_lock_ field.
4066 * powerpc.cc (class Target_selector_powerpc): Remove
4067 instantiated_target_ field. In do_recognize call
4068 instantiate_target rather than do_instantiate_target. In
4069 do_instantiate_target just allocate a new target.
4070 * sparc.cc (class Target_selector_sparc): Likewise.
4071
36959681
ILT		 4072 * freebsd.h: New file.
4073 * i386.cc: Include "freebsd.h".
4074 (Target_i386): Derive from Target_freebsd rather than
4075 Sized_target.
4076 (Target_selector_i386): Derive from Target_selector_freebsd rather
4077 than Target_selector.
4078 * x86_64.cc: Include "freebsd.h".
4079 (Target_x86_64): Derive from Target_freebsd rather than
4080 Sized_target.
4081 (Target_selector_x86_64): Derive from Target_selector_freebsd
4082 rather than Target_selector.
4083 * target.h (class Target): Add adjust_elf_header and
4084 do_adjust_elf_header.
4085 * output.cc (Output_file_header:: do_sized_write): Call target
4086 adjust_elf_header routine.
4087 * configure.tgt: Set targ_osabi.
4088 * configure.ac: Define GOLD_DEFAULT_OSABI.
4089 * parameters.cc (Parameters::default_target): Pass
4090 GOLD_DEFAULT_OSABI to select_target.
4091 * target-select.h (class Target_selector): Make instantiate_target
4092 protected rather than private.
4093 * Makefile.am (HFILES): Add freebsd.h.
4094 * configure, Makefile.in, config.in: Rebuild.
4095
cb010894
ILT		 4096 * merge.cc (do_add_input_section): Correct pend value. Change
4097 message about last entry not being null terminated from error to
4098 warning.
4099
0e879927
ILT		 41002009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4101
4102 * incremental.cc: New file.
4103 * Makefile.am (CCFILES): Add incremental.cc.
4104 * Makefile.in: Rebuild.
4105
41105937
PP		 41062009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4107
4108 * layout.cc (Layout::output_section_name): Preserve names
4109 of '.note.' sections.
4110
60439920
ILT		 41112009-03-19 Ian Lance Taylor <iant@google.com>
4112
4113 * descriptors.cc (Descriptors::open): Check that the options are
4114 valid before using them.
4115
0d371ad3
ILT		 41162009-03-18 Ian Lance Taylor <iant@google.com>
4117
4118 * script-sections.h: Include <list>.
4119 (class Script_sections): Change Sections_elements from std::vector
4120 to std::list. Typedef public Elements_iterator. Add
4121 orphan_section_placement_, data_segment_align_start_, and
4122 saw_data_segment_align_ fields. Remove data_segment_align_index_
4123 field.
4124 * script-sections.cc (class Orphan_section_placement): New class.
4125 (class Sections_element): Add virtual functions is_relro and
4126 orphan_section_init. Remove virtual function place_orphan_here.
4127 (class Output_section_definition): Add is_relro and
4128 orphan_section_init. Remove place_orphan_here.
4129 (class Orphan_output_section): Likewise.
4130 (Script_sections::Script_sections): Update for field changes.
4131 (Script_sections::data_segment_align): Set saw_data_segment_align_
4132 and data_segment_align_start_, not data_segment_align_index.
4133 (Script_sections::data_segment_relro_end): Check
4134 saw_data_segment_align_. Use data_segment_align_start_ rather
4135 than data_segment_align_index_.
4136 (Script_sections::place_orphan): Rewrite to use
4137 Orphan_section_placement.
4138
9201d894
ILT		 41392009-03-17 Ian Lance Taylor <iant@google.com>
4140
9c5b8369
ILT		 4141 * archive.cc (Archive::add_symbols): Check for a version attached
4142 to the symbol name in the archive map.
4143 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4144 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4145 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4146 (ver_test_11.a): New target.
4147 * testsuite/Makefile.in: Rebuild.
4148
9201d894
ILT		 4149 * configure.ac: Check for chsize and posix_fallocate. Replace
4150 ftruncate.
4151 * ftruncate.c: New file, from gnulib.
4152 * output.cc (posix_fallocate): Define dummy version if not
4153 HAVE_POSIX_FALLOCATE.
4154 (Output_file::map): Call posix_fallocate rather than lseek and
4155 write.
4156 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4157 * configure, Makefile.in, config.in: Rebuild.
4158
ef4ab7a8
PP		 41592009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4160
4161 * layout.h (Layout::create_note): Add section_name parameter.
4162 * layout.cc (Layout::create_note): Likewise.
4163 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4164
8c500701
ILT		 41652009-03-17 Ian Lance Taylor <iant@google.com>
4166
e85b18e1
ILT		 4167 * descriptors.cc: Include "options.h".
4168 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4169 (Descriptors::open): Always use O_CLOEXEC when opening a new
4170 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4171 then set FD_CLOEXEC.
4172
9efe6174
ILT		 4173 * sparc.cc (class Target_sparc): Add has_got_section.
4174 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4175 make sure we have a GOT section.
4176
4177 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4178 (Target_sparc::Scan::local): Likewise.
4179 (Target_sparc::Scan::global): Likewise.
4180 (Target_sparc::Relocate::relocate): Likewise.
4181 (Target_sparc::Relocate::relocate_tls): Likewise.
4182
8c500701
ILT		 4183 * symtab.cc (Symbol_table::define_default_version): New function,
4184 broken out of add_from_object.
4185 (Symbol_table::add_from_object): Call define_default_version.
4186 (Symbol_table::define_special_symbol): Add resolve_oldsym
4187 parameter. Change all callers. If the version for a symbol comes
4188 from a version script, resolve it with the symbol with the same
4189 name with no version. Also add the symbol without a version if
4190 appropriate.
4191 (do_define_in_output_data): If resolving with oldsym, don't delete
4192 sym.
4193 (do_define_in_output_segment): Likewise.
4194 (do_define_as_constant): Likewise.
4195 * symtab.h (class Symbol_table): Update declarations.
4196
f1ed28fb
ILT		 41972009-03-13 Ian Lance Taylor <iant@google.com>
4198
15f8229b
ILT		 4199 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4200 (Read_symbols::requeue): New function.
4201 (Read_symbols::do_read_symbols): If make_elf_object fails because
4202 the target type is not configured, and the file was searched for,
4203 issue a warning and retry with the next directory.
4204 (Add_symbols::run): If the file has an incompatible format, and
4205 it was searched for, requeue the Read_symbols task. On error,
4206 release the object.
4207 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4208 dirindex parameter to constructor. Change all callers. Declare
4209 incompatible_warning and requeue.
4210 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4211 input_argument_ and input_group_ fields. Add them to
4212 constructor. Change all callers.
4213 (class Read_script): Add dirindex_ field. Add it to constructor.
4214 Change all callers.
4215 * archive.cc (Archive::setup): Remove input_objects parameter.
4216 Change all callers.
4217 (Archive::get_file_and_offset): Likewise.
4218 (Archive::read_all_symbols): Likewise.
4219 (Archive::read_symbols): Likewise.
4220 (Archive::get_elf_object_for_member): Remove input_objects
4221 parameter. Add punconfigured parameter. Change all callers.
4222 (Archive::add_symbols): Change return type to bool. Check return
4223 value of include_member.
4224 (Archive::include_all_members): Likewise.
4225 (Archive::include_member): Change return type to bool. Return
4226 false if first included object has incompatible target. Set
4227 included_member_ field.
4228 (Add_archive_symbols::run): If add_symbols returns false, requeue
4229 Read_symbols task.
4230 * archive.h (class Archive): Add included_member_ field.
4231 Initialize it in constructor. Add input_file and searched_for
4232 methods. Update declarations.
4233 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4234 input_argument_ fields. Add them to constructor. Change all
4235 callers.
4236 * script.cc: Include "target-select.h".
4237 (class Parser_closure): Add skip_on_incompatible_target_ and
4238 found_incompatible_target_ fields. Add
4239 skip_on_incompatible_target parameter to constructor. Change all
4240 callers. Add methods skip_on_incompatible_target,
4241 clear_skip_on_incompatible_target, found_incompatible_target, and
4242 set_found_incompatible_target.
4243 (read_input_script): Add dirindex parameter. Change all callers.
4244 If parser finds an incompatible target, requeue Read_symbols
4245 task.
4246 (script_set_symbol): Clear skip_on_incompatible_target in
4247 closure.
4248 (script_add_assertion, script_parse_option): Likewise.
4249 (script_start_sections, script_add_phdr): Likewise.
4250 (script_check_output_format): New function.
4251 * script.h (read_input_script): Update declaration.
4252 * script-c.h (script_check_output_format): Declare.
4253 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4254 (ignore_cmd): Remove OUTPUT_FORMAT.
4255 * fileread.cc (Input_file::Input_file): Add explicit this.
4256 (Input_file::will_search_for): New function.
4257 (Input_file::open): Add pindex parameter. Change all callers.
4258 * fileread.h (class Input_file): Add input_file_argument method.
4259 Declare will_search_for. Update declarations.
4260 * object.cc (make_elf_object): Add punconfigured parameter.
4261 Change all callers.
4262 * object.h (class Object): Make input_file public. Add
4263 searched_for method.
4264 (make_elf_object): Update declaration.
4265 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4266 restart search.
4267 * dirsearch.h (class Dirsearch): Update declaration.
4268 * options.h (class General_options): Add --warn-search-mismatch.
4269 * parameters.cc (Parameters::is_compatible_target): New function.
4270 * parameters.h (class Parameters): Declare is_compatible_target.
4271 * workqueue.cc (Workqueue::add_blocker): New function.
4272 * workqueue.h (class Workqueue): Declare add_blocker.
4273
f1ed28fb
ILT		 4274 * fileread.cc (Input_file::open): Remove options parameter.
4275 Change all callers.
4276 (Input_file::open_binary): Likewise.
4277 * script.cc (read_input_script): Likewise.
4278 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4279 options parameter from constructor. Change all callers.
4280 (class Read_script): Likewise.
4281 * fileread.h (class Input_file): Update declarations.
4282 * script.h (read_input_script): Update declaration.
4283
34dd024a
NC		 42842009-03-10 Nick Clifton <nickc@redhat.com>
4285
4286 * po/es.po: New Spanish translation.
4287
6d71b17c
CC		 42882009-03-06 Cary Coutant <ccoutant@google.com>
4289
4290 * options.cc (parse_short_option): Keep dash_z from registering itself.
4291
031cdbed
ILT		 42922009-03-03 Ian Lance Taylor <iant@google.com>
4293
4294 PR 9918
4295 * target-reloc.h (relocate_section): Pass output_section to
4296 relocate.
4297 * i386.cc (Target_i386::should_apply_static_reloc): Add
4298 output_section parameter. Change all callers.
4299 (Target_i386::Relocate::relocate): Add output_section parameter.
4300 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4301 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4302 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4303 * testsuite/two_file_shared.sh: New script.
4304 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4305 (check_DATA): Add two_file_shared.dbg.
4306 (two_file_shared.dbg): New target.
4307 * testsuite/Makefile.in: Rebuild.
4308
15d5fa16
ILT		 43092009-03-01 Ian Lance Taylor <iant@google.com>
4310
4311 * configure.ac: Check for byteswap.h.
4312 * configure: Rebuild.
4313 * config.in: Rebuild.
4314
8a4c0b0d
ILT		 43152009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4316
4317 * layout.cc (Layout::find_or_add_kept_section): New function.
4318 (Layout::add_comdat): Removed.
4319 * layout.h (struct Kept_section): Move out of class Layout.
4320 Remove trailing underscores from field names. Add group_sections
4321 field. Rename group_ field to is_group. Change all uses.
4322 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4323 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4324 comdat_groups_ field.
4325 (Sized_relobj::include_section_group): Use
4326 find_or_add_kept_section and Kept_section::group_sections.
4327 (Sized_relobj::include_linkonce_section): Likewise.
4328 * object.cc (class Sized_relobj): Don't define Comdat_group or
4329 Comdat_group_table. Remove find_comdat_group and
4330 add_comdat_group. Remove comdat_groups_ field.
4331 * plugin.cc (include_comdat_group): Use
4332 Layout::find_or_add_kept_section.
4333
b4ecf66b
ILT		 43342009-02-28 Ian Lance Taylor <iant@google.com>
4335
14359ca0
ILT		 4336 * README: --gc-sections and map files are now supported. Document
4337 some build requirements.
4338
b4ecf66b
ILT		 4339 PR 6992
4340 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4341 relocatable link set the value of the section symbol to zero.
4342 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4343 relocatable link don't include the section address in the local
4344 symbol value.
4345
0602e05a
ILT		 43462009-02-27 Ian Lance Taylor <iant@google.com>
4347
fd9d194f
ILT		 4348 PR 6811
4349 * options.h (class Search_directory): Add is_system_directory.
4350 (class General_options): Declare is_in_system_directory.
4351 * options.cc (get_relative_sysroot): Make static.
4352 (get_default_sysroot): Make static.
4353 (General_optoins::is_in_system_directory): New function.
4354 * fileread.cc (Input_file::is_in_system_directory): New function.
4355 * fileread.h (class Input_file): Declare is_in_system_directory.
4356 * object.h (class Object): Add is_in_system_directory.
4357 (class Input_objects): Remove system_library_directory_ field.
4358 * object.cc (Input_objects::add_object): Don't set
4359 system_library_directory_.
4360 (input_objects::found_in_system_library_directory): Remove.
4361 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4362 parameter. Change all callers.
4363 (Symbol_table::sized_write_globals): Likewise.
4364 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4365 Call Object::is_in_system_directory.
4366 * symtab.h (class Symbol_table): Update declarations.
4367
61edd21f
ILT		 4368 PR 5990
4369 * descriptors.h (Open_descriptor): Add is_on_stack field.
4370 * descriptors.cc (Descriptors::open): If the descriptor is on the
4371 top of the stack, remove it. Initialize is_on_stack field.
4372 (Descriptors::release): Only add pod to stack if it is not on the
4373 stack already.
4374 (Descriptors::close_some_descriptor): Clear stack_next and
4375 is_on_stack fields.
4376
e29e076a
ILT		 4377 PR 7091
4378 * output.cc (Output_section::find_starting_output_address): Rename
4379 from starting_output_address; add PADDR parameter; change return
4380 type.
4381 * output.h (class Output_section): Declare
4382 find_starting_output_address instead of starting_output_address.
4383 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4384 section symbol for which we can't find a merge section.
4385
0602e05a
ILT		 4386 PR 9836
4387 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4388 hidden or internal, force the symbol to be local.
4389 * resolve.cc (Symbol::override_visibility): Define.
4390 (Symbol::override_base): Use override_visibility.
4391 (Symbol_table::resolve): Likewise.
4392 (Symbol::override_base_with_special): Likewise.
4393 (Symbol_table::override_with_special): If the visibility is hidden
4394 or internal, force the symbol to be local.
4395 * symtab.h (class Symbol): Add set_visibility and
4396 override_visibility.
4397 * testsuite/ver_test_1.sh: New file.
4398 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4399 (check_DATA): Add ver_test_1.syms.
4400 (ver_test_1.syms): New target.
4401 * testsuite/Makefile.in: Rebuild.
4402
401a9a73
CC		 44032009-02-25 Cary Coutant <ccoutant@google.com>
4404
4405 * layout.cc (Layout::choose_output_section): Don't rename sections
4406 when using a linker script that has a SECTIONS clause.
4407 * Makefile.in: Regenerate.
4408
4409 * testsuite/Makefile.am (script_test_5.sh): New test case.
4410 * testsuite/Makefile.in: Regenerate.
4411 * testsuite/script_test_5.cc: New file.
4412 * testsuite/script_test_5.sh: New file.
4413 * testsuite/script_test_5.t: New file.
4414
f488e4b0
CC		 44152009-02-13 Rafael Avila de Espindola <espindola@google.com>
4416
4417 * archive.cc (Archive::include_member): Update calls to add_symbols.
4418 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4419 the Layout argument.
4420 * dynobj.h (do_add_symbols): Add the Layout argument.
4421 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4422 Layout argument.
4423 * object.h (Object::add_symbols): Add the Layout argument.
4424 (Object::do_add_symbols): Add the Layout argument.
4425 (Sized_relobj::do_add_symbols): Add the Layout argument.
4426 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4427 Unify the two versions.
4428 (Add_plugin_symbols): Remove.
4429 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4430 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4431 (Add_plugin_symbols): Remove.
4432 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4433 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4434 (Add_symbols::run): Make it work with Pulginobj.
4435
89dd1680
ILT		 44362009-02-06 Ian Lance Taylor <iant@google.com>
4437
4438 * object.cc (Sized_relobj::do_layout): Make info message start
4439 with lower case letter.
4440
266d0a74
ILT		 44412009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4442
602b464e
ILT		 4443 * binary.cc: Fix file comment.
4444
266d0a74
ILT		 4445 * options.h (enum Incremental_disposition): Define.
4446 (class General_options): Add new options: --incremental,
4447 --incremental_changed, --incremental_unchanged,
4448 --incremental_unknown. Add incremental_disposition_ and
4449 implicit_incremental_ fields.
4450 (General_options::incremental_disposition): New function.
4451 (class Position_dependent_options): Add incremental_disposition
4452 option.
4453 (Position_dependent_options::copy_from_options): Set incremental
4454 dispositions.
4455 * options.cc (General_options::parse_incremental_changed): New
4456 function.
4457 (General_options::parse_incremental_unchanged): New function.
4458 (General_options::parse_incremental_unknown): New function.
4459 (General_options::General_options): Initialize new fields
4460 incremental_disposition_ and implicit_incremental_.
4461 (General_options::finalize): Check for uasge of --incremental-*
4462 without --incremental.
4463
f073bbf7
CD		 44642009-02-06 Chris Demetriou <cgd@google.com>
4465
4466 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4467 pointer and to report location as the file name associated with
4468 the symbol.
4469 (gold_undefined_symbol_at_location): New function to replace the
4470 old gold_undefined_symbol functionality.
4471 * target-reloc.h (relocate_section): Update to use
4472 gold_undefined_symbol_at_location.
4473 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4474 Call gold_undefined_symbol function rather than gold_error.
4475 * errors.h (Errors::undefined_symbol): Take location as a
4476 string, rather than calculating it from a relocation.
4477 * errors.cc (Errors::fatal): Print "fatal error:" before the
4478 formatted message.
4479 (Errors::error, Errors::error_at_location): Print "error: "
4480 before the formatted message.
4481 (Errors::undefined_symbol): Take location as a string, rather
4482 than calculating it from a relocation.
4483 (gold_undefined_symbol_at_location): New function akin to
4484 old gold_undefined_symbol, calculates location from relocation.
4485 (gold_undefined_symbol): Change to take only a Symbol pointer
4486 and to report location as the file name associated with the symbol.
4487 * testsuite/debug_msg.sh: Update for changed error messages.
4488 * testsuite/undef_symbol.sh: Likewise.
4489
8e94a90c
ILT		 44902009-02-04 Duncan Sands <baldrick@free.fr>
4491
4492 PR 9812
4493 * reduced_debug_output.h
4494 (Output_reduced_debug_abbrev_section::failed): Use format for
4495 gold_warning.
4496 (Output_reduced_debug_info_section::faild): Likewise.
4497
88a0e15b
ILT		 44982009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4499
4500 * script.cc (Lazy_demangler): New class.
4501 (Version_script_info::get_symbol_version_helper): Demangle a
4502 symbol only once.
4503
5efc7cd2
CC		 45042009-01-29 Cary Coutant <ccoutant@google.com>
4505
4506 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4507 to __tls_get_addr.
4508 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4509
e0ebcf42
ILT		 45102009-01-28 Ian Lance Taylor <iant@google.com>
4511
5efc7cd2 4512 * version.cc (version_string): Bump to 1.9.
75fe7426 4513
e0ebcf42
ILT		 4514 * gold.h: Include <cstring> and <stdint.h>.
4515 * version.cc: Include <cstdio>.
4516 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4517 warning.
4518 * reduced_debug_output.cc (insert_into_vector): Rename from
4519 Insert_into_vector; change all callers. Use Swap_unaligned to
4520 avoid aliasing issue; remove union since it is unnecessary.
4521
8e2813be 45222009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 4523
4524 * Makefile.am (CCFILES): Add gc.cc.
4525 (HFILES): Add gc.h.
4526 * Makefile.in: Regenerate.
4527 * gold.cc (Gc_runner): New class.
4528 (queue_initial_tasks): Call garbage collection related tasks
4529 when corresponding options are invoked.
4530 (queue_middle_gc_tasks): New function.
4531 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4532 processed early before laying out sections during garbage collection.
4533 * gold.h (queue_middle_gc_tasks): New function.
4534 (is_prefix_of): Move from "layout.cc".
4535 * i386.cc (Target_i386::gc_process_relocs): New function.
4536 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4537 * main.cc (main): Create object of class "Garbage_collection".
4538 * object.cc (Relobj::copy_symbols_data): New function.
4539 (Relobj::is_section_name_included): New function.
4540 (Sized_relobj::do_layout): Allow this function to be called twice
4541 during garbage collection and defer layout of section during the
4542 first call.
4543 * object.h (Relobj::get_symbols_data): New function.
4544 (Relobj::is_section_name_included): New function.
4545 (Relobj::copy_symbols_data): New function.
4546 (Relobj::set_symbols_data): New function.
4547 (Relobj::get_relocs_data): New function.
4548 (Relobj::set_relocs_data): New function.
4549 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4550 (Relobj::gc_process_relocs): New function.
4551 (Relobj::do_gc_process_relocs): New pure virtual function.
4552 (Relobj::sd_): New data member.
4553 (Sized_relobj::is_output_section_offset_invalid): New function.
4554 (Sized_relobj::do_gc_process_relocs): New function.
4555 * options.h (General_options::gc_sections): Modify to not be a no-op.
4556 (General_options::print_gc_sections): New option.
4557 * plugin.cc (Plugin_finish::run): Remove function call to
4558 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4559 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4560 * reloc.cc (Read_relocs::run): Add task to process relocs and
4561 determine unreferenced sections when doing garbage collection.
4562 (Gc_process_relocs): New class.
4563 (Sized_relobj::do_gc_process_relocs): New function.
4564 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4565 sections that are garbage collected.
4566 * reloc.h (Gc_process_relocs): New class.
4567 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4568 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4569 symbols whose corresponding sections are garbage collected.
4570 (Symbol_table::Symbol_table): Add new parameter for the garbage
4571 collection object.
4572 (Symbol_table::gc_mark_undef_symbols): New function.
4573 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4574 (Symbol_table::gc_mark_dyn_syms): New function.
4575 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4576 as garbage.
4577 (Symbol_table::add_from_object): Likewise.
4578 (Symbol_table::add_from_relobj): When building shared objects, do not
4579 treat externally visible symbols as garbage.
4580 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4581 table information for static and relocatable links.
4582 * symtab.h (Symbol_table::set_gc): New function.
4583 (Symbol_table::gc): New function.
4584 (Symbol_table::gc_mark_undef_symbols): New function.
4585 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4586 (Symbol_table::gc_mark_dyn_syms): New function.
4587 (Symbol_table::gc_): New data member.
4588 * target.h (Sized_target::gc_process_relocs): New pure virtual
4589 function.
4590 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4591 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4592
3b293544
CF		 45932009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4594
4595 * options.h (General_options::gc_sections): Define as a no-op for now.
4596 (General_options::no_keep_memory): Ditto.
4597 (General_options::Bshareable): Define.
4598 * options.cc (General_options::finalize): Honor -Bshareable.
4599
83d22aa8
AS		 46002009-01-20 Andreas Schwab <schwab@suse.de>
4601
4602 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4603 read the value in the contents, since we don't use it. Use the
4604 template endianness when writing.
4605 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4606
cd536b21
AS		 46072009-01-19 Andreas Schwab <schwab@suse.de>
4608
4609 * configure.tgt (powerpc64-*): Fix targ_obj.
4610
99e9a495
ILT		 46112009-01-15 Ian Lance Taylor <iant@google.com>
4612
4613 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4614 local symbols when stripping all symbols.
4615
bbbfea06
CC		 46162009-01-14 Cary Coutant <ccoutant@google.com>
4617
99e9a495 4618 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 4619
0f7c0701
CC		 46202009-01-14 Cary Coutant <ccoutant@google.com>
4621
4622 * archive.cc (Archive::get_elf_object_for_member): Remove call
4623 to File_read::claim_for_plugin.
4624 * descriptors.cc (Descriptors::open): Remove reference to
4625 is_claimed.
4626 (Descriptors::claim_for_plugin): Remove.
4627 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4628 (Descriptors::is_claimed): Remove.
4629 (claim_descriptor_for_plugin): Remove.
4630 * fileread.cc (File_read::claim_for_plugin): Remove.
4631 * fileread.h (File_read::claim_for_plugin): Remove.
4632 (File_read::descriptor): Reopen descriptor if necessary.
4633 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4634 (Plugin_manager::all_symbols_read): Add task parameter. Change
4635 all callers.
4636 (Plugin_manager::get_input_file): New function.
4637 (Plugin_manager::release_input_file): New function.
4638 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4639 corresponding data member.
4640 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4641 and pass to base constructor. Change all callers.
4642 (get_input_file, release_input_file): New functions.
4643 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4644 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4645 (Plugin_manager::all_symbols_read): Add task parameter.
4646 (Plugin_manager::get_input_file): New function.
4647 (Plugin_manager::release_input_file): New function.
4648 (Plugin_manager::task_): New data member.
4649 (Pluginobj::Pluginobj): Add filesize parameter.
4650 (Pluginobj::filename): New function.
4651 (Pluginobj::descriptor): New function.
4652 (Pluginobj::filesize): New function.
4653 (Pluginobj::filesize_): New data member.
4654 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4655 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4656 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4657
4658 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4659 with archive libraries.
4660 * testsuite/Makefile.in: Regenerate.
4661 * testsuite/plugin_test.c (struct sym_info): New type.
4662 (get_input_file, release_input_file): New static variables.
4663 (onload): Capture new transfer vector entries.
4664 (claim_file_hook): Stop reading at end of file according to filesize.
4665 Factor out parsing of readelf output into separate function.
4666 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4667 APIs and get the source file name from the symbol table. Convert
4668 source file name to corresponding object file name. Print info
4669 message when adding new input files.
4670 (parse_readelf_line): New function.
4671 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4672 * testsuite/plugin_test_2.sh: Likewise.
4673 * testsuite/plugin_test_3.sh: Likewise.
4674 * testsuite/plugin_test_4.sh: New test case.
4675
62a6d109
ILT		 46762009-01-07 Ian Lance Taylor <iant@google.com>
4677
4678 * version.cc (version_string): Bump to 1.8.
4679
483620e8
CC		 46802008-12-23 Cary Coutant <ccoutant@google.com>
4681
4682 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4683 * plugin.cc (Plugin_manager::finish): Rename as
4684 layout_deferred_objects. Move cleanup to separate function.
4685 (Plugin_manager::cleanup): New function.
4686 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4687 separately.
4688 * plugin.h (Plugin_manager::finish): Rename as
4689 layout_deferred_objects.
4690 (Plugin_manager::cleanup): New function.
4691 (Plugin_manager::cleanup_done): New field.
4692
d66a9eb3
CC		 46932008-12-23 Cary Coutant <ccoutant@google.com>
4694
4695 * plugin.cc (is_visible_from_outside): New function.
4696 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4697 so we don't return "IR only" status for exported symbols or -r links.
4698
4699 * testsuite/Makefile.am (plugin_test_3): New test case.
4700 * testsuite/Makefile.in: Regenerate.
4701 * testsuite/plugin_test_3.sh: New file.
4702
5995b570
CC		 47032008-12-22 Cary Coutant <ccoutant@google.com>
4704
4705 * object.cc (Sized_relobj::layout_section): New function.
4706 (Sized_relobj::do_layout): Defer layout of input sections until after
4707 plugin has provided replacement files.
4708 (Sized_relobj::do_layout_deferred_sections): New function.
4709 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4710 (Relobj::layout_deferred_sections): New function.
4711 (Relobj::do_layout_deferred_sections): New function.
4712 (Sized_relobj::do_layout_deferred_sections): New function.
4713 (Sized_relobj::layout_section): New function.
4714 (Sized_relobj::Deferred_layout): New structure.
4715 (Sized_relobj::deferred_layout_): New field.
4716 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4717 Change all callers. Layout deferred sections.
4718 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4719 references.
4720 (Plugin_hook::run): Move code from do_plugin_hook inline.
4721 (Plugin_hook::do_plugin_hook): Remove.
4722 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4723 (Plugin_manager::finish): Renamed, was cleanup.
4724 (Plugin_manager::should_defer_layout): New function.
4725 (Plugin_manager::add_deferred_layout_object): New function.
4726 (Plugin_manager::Deferred_layout_list): New type.
4727 (Plugin_manager::deferred_layout_objects_): New field.
4728 (Plugin_hook::do_plugin_hook): Remove.
4729
ee769c88
ILT		 47302008-12-17 Ian Lance Taylor <iant@google.com>
4731
4732 * options.h (class General_options): Add --no case for
4733 --export-dynamic.
4734
abc8dcba
CC		 47352008-12-16 Cary Coutant <ccoutant@google.com>
4736
4737 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4738 vector.
4739 (Plugin_manager::claim_file): Create plugin object even if
4740 plugin did not call the add_symbols callback.
4741 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4742 asking for more symbols than were added.
4743 * testsuite/Makefile.am (plugin_test_1): Add test case with
4744 no global symbols.
4745 (empty.syms): New target.
4746 * testsuite/Makefile.in: Regenerate.
4747 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4748 message. Don't call add_symbols if no globals.
4749 (all_symbols_read_hook): Don't provide replacement for empty
4750 claimed file.
4751
b0074644
ILT		 47522008-12-12 Ian Lance Taylor <iant@google.com>
4753
68943102
ILT		 4754 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4755 r_type == 0 for a local symbol with r_sym == 0.
4756 (scan_relocatable_relocs): Pass r_sym to
4757 local_non_section_strategy.
4758 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4759 r_sym parameter.
4760
b0074644
ILT		 4761 * configure.ac: Update test for TLS descriptors: they are
4762 supported as of glibc 2.9.
4763 * configure: Rebuild.
4764
c2508178
ILT		 47652008-12-11 Ian Lance Taylor <iant@google.com>
4766
4767 PR 7091
4768 * target-reloc.h (Default_scan_relocatable_relocs): For each
4769 function, map r_type == 0 to RELOC_DISCARD.
4770
2756a258
CC		 47712008-12-10 Cary Coutant <ccoutant@google.com>
4772
4773 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4774 object to override a kept COMDAT group from a plugin object.
4775
bb6f53d3
ILT		 47762008-12-09 Ian Lance Taylor <iant@google.com>
4777
fbc558e1
ILT		 4778 PR 7088
4779 * yyscript.y (file_cmd): Handle INPUT.
4780
bb6f53d3
ILT		 4781 * testsuite/initpri1.c: Change all declarations to be full
4782 prototypes by adding void, to avoid compiler warnings.
4783
4674ecfc
CC		 47842008-12-05 Rafael Avila de Espindola <espindola@google.com>
4785
4786 * options.cc (General_options::parse_plugin_opt): New.
4787 (General_options::add_plugin): The argument now is just the filename.
4788 (General_options::add_plugin_option): New.
4789 * options.h (plugin_opt): New.
4790 (add_plugin): Change argument name.
4791 (add_plugin_option): New.
4792 * plugin.cc (Plugin::load): Don't parse the plugin option.
4793 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4794 (Plugin::add_option): New.
4795 (Plugin::args_): Change type.
4796 (Plugin::filename_): New.
4797 (Plugin_manager::add_plugin_option): New.
4798 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4799 * testsuite/Makefile.in: Regenerate.
4800
fd06b4aa
CC		 48012008-12-05 Cary Coutant <ccoutant@google.com>
4802
4803 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4804 Handle --strip-lto-sections option.
4805 * options.h (strip_lto_sections): New option.
4806
6c52134c
CC		 48072008-12-01 Cary Coutant <ccoutant@google.com>
4808
4809 * plugin.cc (ld_plugin_message): Change format parameter to const.
4810 Fix mismatch between new[] and delete.
4811
a45248e0
CC		 48122008-11-14 Cary Coutant <ccoutant@google.com>
4813
4814 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4815 instead of -1U.
4816
c82fbeee
CS		 48172008-11-05 Craig Silverstein <csilvers@google.com>
4818
4819 * options.cc (General_options::parse_dynamic_list): New function.
4820 * options.h (General_options): New flags dynamic_list,
4821 dynamic_list_data, dynamic_list_cpp_new, and
4822 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4823 (General_options::in_dynamic_list): New function.
4824 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4825 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4826 (Lex::can_continue_name): Likewise.
4827 (yylex): Likewise.
4828 (read_script_file): New parameter script_options.
4829 (read_dynamic_list): New function.
4830 (Script_options::define_dynamic_list): New function.
4831 (dynamic_list_keyword_parsecodes): New variable.
4832 (dynamic_list_keywords): New variable.
4833 * script.h (Script_options::define_dynamic_list): New function
4834 prototype.
4835 (read_dynamic_list): New function prototype.
4836 * symtab.cc (strprefix): New macro.
4837 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4838 dynamic_list_data, dynamic_list_cpp_new, and
4839 dynamic_list_cpp_typeinfo.
4840 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4841 (dynamic_list_expr): New rule.
4842 (dynamic_list_nodes): Likewise.
4843 (dynamic_list_node): Likewise.
4844 * testsuite/Makefile.am (dynamic_list): New test.
4845 * testsuite/Makefile.in: Regenerated.
4846 * testsuite/dynamic_list.t: New file.
4847 * testsuite/dynamic_list.sh: New file.
4848
e0bb29a5
CS		 48492008-11-05 Craig Silverstein <csilvers@google.com>
4850
4851 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4852 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4853 (t11_last): Likewise.
4854 * testsuite/ver_test_6.c (main): Likewise.
4855
4e1e25e0
CC		 48562008-10-07 Cary Coutant <ccoutant@google.com>
4857
4858 * options.c (General_options::finalize): Add check for -static and
4859 -shared.
4860 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4861 is not empty.
4862
92f03fcb
CC		 48632008-10-02 Cary Coutant <ccoutant@google.com>
4864
4865 * plugin.cc (make_sized_plugin_object): Fix conditional
4866 compilation to work when not all targets are enabled.
4867
fbd8a257
CC		 48682008-09-29 Cary Coutant <ccoutant@google.com>
4869
4870 * archive.cc (Archive::get_file_and_offset): Use filename instead
4871 of name to get library path.
4872 (Archive::include_member): Unlock external member of a thin archive.
4873
4874 * testsuite/Makefile.am (TEST_AR): New variable.
4875 (thin_archive_test_1): New test.
4876 (thin_archive_test_2): New test.
81636b3f
CC		 4877 * testsuite/Makefile.in: Regenerate.
4878 * testsuite/thin_archive_main.cc: New file.
4879 * testsuite/thin_archive_test_1.cc: New file.
4880 * testsuite/thin_archive_test_2.cc: New file.
4881 * testsuite/thin_archive_test_3.cc: New file.
4882 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 4883
eff45813
CC		 48842008-09-29 Cary Coutant <ccoutant@google.com>
4885
4886 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4887 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4888 instead of -1U.
4889 (Sized_relobj::do_finalize_local_symbols): Likewise.
4890 (Sized_relobj::map_to_kept_section): Likewise.
4891 * object.h (Sized_relobj::invalid_address): New constant.
4892 (Sized_relobj::do_output_section_offset): Check for invalid_address
4893 and return -1ULL.
4894 * output.cc (Output_reloc::local_section_offset): Use constant
4895 invalid_address instead of -1U.
4896 (Output_reloc::get_address): Likewise.
4897 (Output_section::output_address): Change -1U to -1ULL.
4898 * output.h (Output_reloc::invalid_address): New constant.
4899 * reloc.cc (Sized_relobj::write_sections): Use constant
4900 invalid_address instead of -1U.
4901 (Sized_relobj::relocate_sections): Likewise.
4902 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4903 values for merge sections.
4904 * target-reloc.h (relocate_for_relocatable): Use constant
4905 invalid_address instead of -1U.
4906
89fc3421
CC		 49072008-09-19 Cary Coutant <ccoutant@google.com>
4908
4909 Add plugin functionality for link-time optimization (LTO).
4910 * configure.ac (plugins): Add --enable-plugins option.
4911 * configure: Regenerate.
4912 * config.in: Regenerate.
4913 * Makefile.am (LIBDL): New variable.
4914 (CCFILES): Add plugin.cc.
4915 (HFILES): Add plugin.h.
4916 (ldadd_var): Add LIBDL.
4917 * Makefile.in: Regenerate.
4918
4919 * archive.cc: Include "plugin.h".
4920 (Archive::setup): Don't preread archive symbols when using a plugin.
4921 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4922 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4923 files.
4924 (Archive::include_member): Add symbols from plugin objects.
4925 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4926 * descriptors.cc (Descriptors::open): Check for file descriptors
4927 abandoned by plugins.
4928 (Descriptors::claim_for_plugin): New function.
4929 * descriptors.h (Descriptors::claim_for_plugin): New function.
4930 (Open_descriptor::is_claimed): New field.
4931 (claim_descriptor_for_plugin): New function.
4932 * fileread.cc (File_read::claim_for_plugin): New function.
4933 * fileread.h (File_read::claim_for_plugin): New function.
4934 (File_read::descriptor): New function.
4935 * gold.cc: Include "plugin.h".
4936 (queue_initial_tasks): Add task to call plugin hooks for generating
4937 new object files.
4938 * main.cc: Include "plugin.h".
4939 (main): Load plugin libraries.
4940 * object.h (Pluginobj): Declare.
4941 (Object::pluginobj): New function.
4942 (Object::do_pluginobj): New function.
4943 (Object::set_target): New function.
4944 * options.cc: Include "plugin.h".
4945 (General_options::parse_plugin): New function.
4946 (General_options::General_options): Initialize plugins_ field.
4947 (General_options::add_plugin): New function.
4948 * options.h (Plugin_manager): Declare.
4949 (General_options): Add --plugin option.
4950 (General_options::has_plugins): New function.
4951 (General_options::plugins): New function.
4952 (General_options::add_plugin): New function.
4953 (General_options::plugins_): New field.
4954 * plugin.cc: New file.
4955 * plugin.h: New file.
4956 * readsyms.cc: Include "plugin.h".
4957 (Read_symbols::do_read_symbols): Check for archive before checking
4958 for ELF file. Call plugin hooks to claim files.
4959 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4960 from a real object file; force override when processing replacement
4961 files.
4962 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4963 (Symbol::init_base_object): Likewise.
4964 (Symbol::init_base_output_data): Likewise.
4965 (Symbol::init_base_output_segment): Likewise.
4966 (Symbol::init_base_constant): Likewise.
4967 (Symbol::init_base_undefined): Likewise.
4968 (Symbol::output_section): Assert that object is not a plugin.
4969 (Symbol_table::add_from_pluginobj): New function.
4970 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4971 undefined.
4972 (Symbol_table::sized_write_globals): Likewise.
4973 (Symbol_table::add_from_pluginobj): Instantiate template.
4974 * symtab.h (Sized_pluginobj): Declare.
4975 (Symbol::in_real_elf): New function.
4976 (Symbol::set_in_real_elf): New function.
4977 (Symbol::in_real_elf_): New field.
4978 (Symbol_table::add_from_pluginobj): New function.
4979
4980 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4981 (LIBDL): New variable.
4982 (LDADD): Add LIBDL.
4983 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4984 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4985 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4986 (MOSTLYCLEANFILES): Likewise.
4987 * testsuite/Makefile.in: Regenerate.
4988 * testsuite/plugin_test.c: New file.
4989 * testsuite/plugin_test_1.sh: New file.
4990 * testsuite/plugin_test_2.sh: New file.
4991
de31bda5
ILT		 49922008-09-16 Ian Lance Taylor <iant@google.com>
4993
9c2d0ef9
ILT		 4994 * target-reloc.h (relocate_section): Check whether a symbol is
4995 defined by the ABI before reporting an undefined symbol error.
4996 * target.h (Target::is_defined_by_abi): Make parameter const.
4997 (Target::do_is_defined_by_abi): Likewise.
4998 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4999 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5000 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5001 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5002 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5003 * testsuite/Makefile.in: Rebuild.
5004
de31bda5
ILT		 5005 * fileread.cc (make_view): Add casts to avoid warning.
5006
9fa33bee
AO		 50072008-09-16 Alexandre Oliva <aoliva@redhat.com>
5008
5009 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5010 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5011
183fd0e3
AO		 50122008-09-16 Alexandre Oliva <aoliva@redhat.com>
5013
5014 * options.h (General_options::output_is_executable): New.
5015 (General_options::output_is_pie): New.
5016 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5017 for shared libraries.
5018 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5019
7be8330a
CD		 50202008-09-11 Chris Demetriou <cgd@google.com>
5021
5022 * options.h (origin): New -z option.
5023 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5024 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5025 in DT_FLAGS_1.
5026
a9caad02
CC		 50272008-09-05 Cary Coutant <ccoutant@google.com>
5028
5029 * fileread.cc (File_read::make_view): Add check for attempt to map
5030 beyond end of file.
5031
ae6dce4d
CC		 50322008-09-05 Cary Coutant <ccoutant@google.com>
5033
5034 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5035 explicit instantiations.
5036
d7ab2a47
KVH		 50372008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5038
5039 PR gold/6858
5040 * options.cc (General_options::finalize): Allow undefined symbols
5041 in shlibs if linking -shared.
5042
5043 PR gold/6859
5044 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5045 symbols as not needing a dynsym entry.
5046
1e52a9c1
CS		 50472008-08-20 Craig Silverstein <csilvers@google.com>
5048
5049 * fileread.cc (File_read::open): Do not lock the file unless it
5050 was successfully opened.
5051
d85c80a3
CC		 50522008-08-14 Cary Coutant <ccoutant@google.com>
5053
5054 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5055 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5056 * testsuite/tls_test.cc (struct int128): 128-bit struct
5057 for testing TLS relocs with non-zero addend.
5058 (v12): New TLS variable.
5059 (t12): New test.
5060 (t_last): Add check for v12.
5061 * testsuite/tls_test.h (t12): New function.
5062 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5063
2d924fd9
ILT		 50642008-08-13 Ian Lance Taylor <iant@google.com>
5065
5066 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5067 set tls_segment_ or relro_segment_.
5068 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5069 when appropriate.
5070 * output.h (Output_section::clear_is_relro): New function.
5071 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5072 sections specially even when output_data_ is empty.
5073 (Output_segment::maximum_alignment): When first section is relro,
5074 only force alignment for PT_LOAD segments.
5075 * script.cc (script_data_segment_align): New function.
5076 (script_data_segment_relro_end): New function.
5077 * script-c.h (script_data_segment_align): Declare.
5078 (script_data_segment_relro_end): Declare.
5079 * script-sections.h (class Script_sections): Declare
5080 data_segment_align and data_segment_relro_end. Add fields
5081 segment_align_index_ and saw_relro_end_.
5082 * script-sections.cc (class Sections_element): Add set_is_relro
5083 virtual function. Add new bool* parameter to place_orphan_here.
5084 Add get_output_section virtual function.
5085 (class Output_section_definition): Add set_is_relro. Add new
5086 bool* parameter to place_orphan_here. Add get_output_section.
5087 Add is_relro_ field.
5088 (Output_section_definition::Output_section_definition): Initialize
5089 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5090 and is_relro_ fields.
5091 (Output_section_definition::place_orphan_here): Add is_relro
5092 parameter.
5093 (Output_section_definition::set_section_addresses): Set relro for
5094 output section.
5095 (Output_section_definition::alternate_constraint): Likewise.
5096 (class Orphan_output_section): Add new bool* parameter to
5097 place_orphan_here. Add get_output_section.
5098 (Orphan_output_section::place_orphan_here): Add is_relro
5099 parameter.
5100 (Script_sections::Script_sections): Initialize
5101 data_segment_align_index_ and saw_relro_end_.
5102 (Script_sections::data_segment_align): New function.
5103 (Script_sections::data_segment_relro_end): New function.
5104 (Script_sections::place_orphan): Set or clear is_relro.
5105 (Script_sections::set_section_addresses): Force alignment of first
5106 TLS section.
5107 * yyscript.y (exp): Call script_data_segment_align and
5108 script_data_segment_relro_end.
5109 * testsuite/relro_script_test.t: New file.
5110 * testsuite/relro_test.cc (using_script): Declare.
5111 (t1, t2): Test using_script.
5112 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5113 (relro_script_test_SOURCES): Define.
5114 (relro_script_test_DEPENDENCIES): Define.
5115 (relro_script_test_LDFLAGS): Define.
5116 (relro_script_test_LDADD): Define.
5117 (relro_script_test.so): New target.
5118 * testsuite/Makefile.in: Rebuild.
5119
f827c9a9
CC		 51202008-08-06 Cary Coutant <ccoutant@google.com>
5121
5122 * archive.cc (Archive::total_archives, Archive::total_members)
5123 (Archive::total_members_loaded): New variables.
5124 (Archive::setup): Add parameter. Add option to preread
5125 archive symbols.
5126 (Archive::read_armap): Add counter.
5127 (Archive::get_file_and_offset): New function.
5128 (Archive::get_elf_object_for_member): New function.
5129 (Archive::read_all_symbols): New function.
5130 (Archive::read_symbols): New function.
5131 (Archive::add_symbols): Add counters.
5132 (Archive::include_all_members): Use armap to find members if it's
5133 already built.
5134 (Archive::include_member): Skip reading symbols if already read.
5135 Factored code into Archive::get_file_and_offset and
5136 Archive::get_elf_object_for_member. Changed call to
5137 Mapfile::report_include_archive_member.
5138 (Archive::print_stats): New function.
5139 * archive.h: Declare Object and Read_symbols_data classes.
5140 (Archive::Archive): Add initializers for new members.
5141 (Archive::setup): Add parameter.
5142 (Archive::print_stats): New function.
5143 (Archive::total_archives, Archive::total_members)
5144 (Archive::total_members_loaded): New variables.
5145 (Archive::get_file_and_offset): New function.
5146 (Archive::get_elf_object_for_member): New function.
5147 (Archive::read_all_symbols): New function.
5148 (Archive::read_symbols): New function.
5149 (Archive::Archive_member): New class.
5150 (Archive::members_): New member.
5151 (Archive::num_members_): New member.
5152 * main.cc: Include archive.h.
5153 (main): Call Archive::print_stats.
5154 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5155 archive parameter; member_name is now the fully-decorated name.
5156 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5157 * options.h: (General_options): Add --preread-archive-symbols option.
5158 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5159 Archive::setup.
5160
de4c45bd
ILT		 51612008-08-04 Ian Lance Taylor <iant@google.com>
5162
5163 * symtab.h (Symbol::use_plt_offset): New function.
5164 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5165 * powerpc.cc (Relocate::relocate): Likewise.
5166 * sparc.cc (Relocate::relocate): Likewise.
5167 * x86_64.cc (Relocate::relocate): Likewise.
5168 * testsuite/weak_plt.sh: New test.
5169 * testsuite/weak_plt_main.cc: New test.
5170 * testsuite/weak_plt_shared.cc: New test.
5171 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5172 (check_PROGRAMS): Add weak_plt.
5173 (check_DATA): Add weak_plt_shared.so.
5174 (weak_plt_main_pic.o, weak_plt): New targets.
5175 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5176 * testsuite/Makefile.in: Rebuild.
5177
5178 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5179 gcctestdir/ld.
5180 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5181 * testsuite/Makefile.in: Rebuild.
5182
323ee3f4
AM		 51832008-08-04 Alan Modra <amodra@bigpond.net.au>
5184
5185 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5186 * Makefile.in: Regenerate.
5187 * po/POTFILES.in: Regenerate.
5188
7c07ecec
ILT		 51892008-07-29 Ian Lance Taylor <iant@google.com>
5190
5191 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5192 symbols before other symbols.
5193 * testsuite/script_test_2.cc (test_addr): Declare.
5194 (test_addr_alias): Declare.
5195 (main): Check that test_addr and test_addr_alias have the right
cd536b21 5196 values.
7c07ecec
ILT		 5197 * testsuite/script_test_2.t: Define test_addr_alias and
5198 test_addr.
5199
5778530e
ILT		 52002008-07-24 Ian Lance Taylor <iant@google.com>
5201
2a00e4fb
ILT		 5202 PR 5990
5203 * descriptors.cc: New file.
5204 * descriptors.h: New file.
5205 * gold-threads.h (class Hold_optional_lock): New class.
5206 * fileread.cc: Include "descriptors.h".
5207 (File_read::~File_read): Release descriptor rather than closing
5208 it.
5209 (File_read::open) [file]: Call open_descriptor rather than open.
5210 Set is_descriptor_opened_.
5211 (File_read::open) [memory]: Assert that descriptor is not open.
5212 (File_read::reopen_descriptor): New function.
5213 (File_read::release): Release descriptor.
5214 (File_read::do_read): Make non-const. Reopen descriptor.
5215 (File_read::read): Make non-const.
5216 (File_read::make_view): Reopen descriptor.
5217 (File_read::do_readv): Likewise.
5218 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5219 Update declarations.
5220 * layout.cc: Include "descriptors.h".
5221 (Layout::create_build_id): Use open_descriptor rather than open.
5222 * output.cc: Include "descriptors.h".
5223 (Output_file::open): Use open_descriptor rather than open.
5224 * archive.cc (Archive::const_iterator): Change Archive to be
5225 non-const.
5226 (Archive::begin, Archive::end): Make non-const.
5227 (Archive::count_members): Likewise.
5228 * archive.h (class Archive): Update declarations.
5229 * object.h (Object::read): Make non-const.
5230 * Makefile.am (CCFILES): Add descriptors.cc.
5231 (HFILES): Add descriptors.h.
5232 * Makefile.in: Rebuild.
5233
801647d1
ILT		 5234 PR 6716
5235 * gold.h: Always include <clocale>. Add Solaris workarounds
5236 following code in binutils/sysdep.h.
5237
5edd166e
ILT		 5238 PR 6048
5239 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5240 this->eh_frame_hdr_ is NULL before using it.
5241
c89ad728
ILT		 5242 * dynobj.cc (Versions::Versions): Update comment.
5243
aa86f06b
ILT		 5244 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5245 the base version name.
5246
5778530e
ILT		 5247 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5248 array size plus one.
5249 (Stringpool_template::set_string_offsets): Subtract one from key
5250 before using it as an array index.
5251 (Stringpool_template::get_offset_with_length): Likewise.
5252 (Stringpool_template::write_to_buffer): Likewise.
5253 * stringpool.h (Stringpool_template::get_offset_from_key):
5254 Likewise.
5255
057ead22
ILT		 52562008-07-23 Ian Lance Taylor <iant@google.com>
5257
7f649c59
ILT		 5258 PR 6658
5259 * object.h (Merged_symbol_value::value): Do our best to handle a
5260 negative addend.
5261
057ead22
ILT		 5262 PR 6647
5263 * script.cc (Version_script_info::get_versions): Don't add empty
5264 version tag to return value.
5265 (Version_script_info::get_symbol_version_helper): Change return
5266 type to bool. Add pversion parameter. Change all callers.
5267 (script_register_vers_node): Don't require a non-NULL tag.
5268 * script.h (class Version_script_info): Update declarations.
5269 (Version_script_info::get_symbol_version): Change return type to
5270 bool. Add version parameter. Change all callers.
5271 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5272 handling. Handle an empty version from a version script.
5273 (Symbol_table::define_special_symbol): Likewise.
5274 * testsuite/ver_test_10.script: New file.
5275 * testsuite/ver_test_10.sh: New file.
5276 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5277 (check_DATA): Add ver_test_10.syms.
5278 (ver_test_10.syms, ver_test_10.so): New target.
5279 * testsuite/Makefile.in: Rebuild.
5280
58e54ac2
CD		 52812008-07-23 Simon Baldwin <simonb@google.com>
5282
5283 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5284 to zero for undefined symbols from dynamic libraries.
5285
95d14cd3
ILT		 52862008-07-23 Ian Lance Taylor <iant@google.com>
5287
5288 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5289 Change all callers.
5290 * symtab.h (class Symbol_table): Update declaration.
5291 * testsuite/ver_test_9.cc: New file.
5292 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5293 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5294 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5295 (ver_test_9.so, ver_test_9.o): New targets.
5296 * testsuite/Makefile.in: Rebuild.
5297
92de84a6
ILT		 52982008-07-22 Ian Lance Taylor <iant@google.com>
5299
34810851
ILT		 5300 * options.h (class General_options): Define --check-sections.
5301 * layout.cc (Layout::set_segment_offsets): Handle
5302 --check-sections.
5303
af6156ef
ILT		 5304 * options.h (class General_options): Define -n/--nmagic and
5305 -N/--omagic.
5306 * options.cc (General_options::finalize): For -n/--nmagic or
5307 -N/--omagic, set -static.
5308 * layout.cc (Layout::attach_allocated_section_to_segment): If
5309 -N/--omagic, don't put read-only and read-write sections in
5310 different segments.
5311 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5312 finding a read-only segment.
5313 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5314 don't set the minimum segment alignment to the common page size,
5315 and don't set the file offset to the address modulo the page size.
5316 * script-sections.cc (Script_sections::create_segments): If
5317 -n/--omagic, don't put read-only and read-write sections in
5318 different segments.
5319
92de84a6
ILT		 5320 * cref.cc: New file.
5321 * cref.h: New file.
5322 * options.h (class General_options): Add --print-symbol-counts.
5323 * main.cc (main): Issue defined symbol report if requested.
5324 * archive.cc (Archive::interpret_header): Make into a const member
5325 function.
5326 (Archive::add_symbols): Call Input_objects::archive_start and
5327 archive_stop.
5328 (Archive::const_iterator): Define new class.
5329 (Archive::begin, Archive::end): New functions.
5330 (Archive::include_all_members): Rewrite to use iterator.
5331 (Archive::count_members): New function.
5332 * archive.h (class Archive): Update declarations.
5333 (Archive::filename): New function.
5334 * object.cc: Include "cref.h".
5335 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5336 (Sized_relobj::do_get_global_symbol_counts): New function.
5337 (Input_objects::add_object): Add object to cross-referencer.
5338 (Input_objects::archive_start): New function.
5339 (Input_objects::archive_stop): New function.
5340 (Input_objects::print_symbol_counts): New function.
5341 * object.h: Declare Cref and Archive.
5342 (Object::get_global_symbol_counts): New function.
5343 (Object::do_get_global_symbol_counts): New pure virtual function.
5344 (class Sized_relobj): Add defined_count_ field. Update
5345 declarations.
5346 (class Input_objects): Add cref_ field. Update constructor.
5347 Update declarations.
5348 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5349 defined_count_.
5350 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5351 symbol counts.
5352 (Sized_dynobj::do_get_global_symbol_counts): New function.
5353 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5354 defined_count_. Update declarations. Define Symbols typedef.
5355 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5356 parameter. Change all callers.
5357 (Symbol_table::add_from_dynobj): Add sympointers and defined
5358 parameters. Change all callers.
5359 * symtab.h (class Symbol_table): Update declarations.
5360 * Makefile.am (CCFILES): Add cref.cc.
5361 (HFILES): Add cref.h.
5362 * Makefile.in: Rebuild.
5363
3f7c5e1d
CD		 53642008-07-22 Simon Baldwin <simonb@google.com>
5365
5366 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5367 to zero when writing undefined symbols.
5368
e0b64032
ILT		 53692008-07-22 Ian Lance Taylor <iant@google.com>
5370
5371 * output.cc (Output_section::add_input_section): Don't try to
5372 merge empty merge sections.
5373
096b02cf
CS		 53742008-07-21 Craig Silverstein <csilvers@google.com>
5375
5376 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5377 Include symbol version in error message.
cd536b21 5378
1d1f116d
CD		 53792008-07-20 Chris Demetriou <cgd@google.com>
5380
cd536b21 5381 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 5382 (RANDOM_SEED_CFLAGS): New substituted variable.
5383 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5384 * configure: Rebuild.
5385 * Makefile.in: Likewise.
5386 * testsuite/Makefile.in: Likewise.
5387
a18f591e
ILT		 53882008-07-18 Ian Lance Taylor <iant@google.com>
5389
5390 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5391 where we see NAME/NULL and NAME/VERSION as separate symbols.
5392 * testsuite/ver_test_main.cc (main): Call t4.
5393 (t4, t4_2a): Define.
5394 * testsuite/ver_test_2.cc (t4_2): Define.
5395 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5396 * testsuite/ver_test_4.cc (t4_2a): Define.
5397 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5398 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5399
c6e3f6ed
ILT		 54002008-07-17 Ian Lance Taylor <iant@google.com>
5401
5402 * dynobj.cc (Versions::add_def): If we give an error about a
5403 missing version, go ahead and create the version anyhow.
5404
ef9beddf
ILT		 54052008-07-10 Ian Lance Taylor <iant@google.com>
5406
5407 Handle output sections with more than 0x7fffffff bytes.
5408 * object.h (class Relobj): Change map_to_output_ to
5409 output_sections_, and just keep a section pointer. Change all
5410 uses. Move comdat group support to Sized_relobj.
5411 (Relobj::is_section_specially_mapped): Remove.
5412 (Relobj::output_section): Remove poff parameter. Change all
5413 callers.
5414 (Relobj::output_section_offset): New function.
5415 (Relobj::set_section_offset): Rewrite.
5416 (Relobj::map_to_output): Remove.
5417 (Relobj::output_sections): New function.
5418 (Relobj::do_output_section_offset): New pure virtual function.
5419 (Relobj::do_set_section_offset): Likewise.
5420 (class Sized_relobj): Add section_offsets_ field. Add comdat
5421 group support from Relobj. Update declarations.
5422 (Sized_relobj::get_output_section_offset): New function.
5423 (Sized_relobj::do_output_section_offset): New function.
5424 (Sized_relobj::do_set_section_offset): New function.
5425 * object.cc (Relobj::output_section_address): Remove.
5426 (Sized_relobj::Sized_relobj): Initialize new fields.
5427 (Sized_relobj::include_section_group): Cast find_kept_object to
5428 Sized_relobj.
5429 (Sized_relobj::include_linkonce_section): Likewise.
5430 (Sized_relobj::do_layout): Use separate arrays for output section
5431 and output offset.
5432 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5433 output_sections.
5434 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5435 output_sections and section_offsets.
5436 (Sized_relobj::write_local_symbols): Likewise.
5437 (map_to_kept_section): Compute output address directly.
5438 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5439 output_sections and section_offsets.
5440 (Sized_relobj::write_sections): Likewise.
5441 (Sized_relobj::relocate_sections): Likewise.
5442 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5443 * output.h (class Output_reloc): Update declarations. Change
5444 u2_.relobj to Sized_relobj*.
5445 (class Output_data_reloc): Change add functions to use
5446 Sized_relobj*.
5447 * output.cc (Output_reloc::Output_reloc): Change relobj to
5448 Sized_relobj*.
5449 (Output_reloc::local_section_offset): Change return type to
5450 Elf_Addr. Use get_output_section_offset.
5451 (Output_reloc::get_address): Likewise.
5452 (Output_section::is_input_address_mapped): Don't call
5453 is_section_specially_mapped.
5454 (Output_section::output_offset): Likewise.
5455 (Output_section::output_address): Likewise.
5456 (Output_section::starting_output_address): Likewise.
5457 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5458 parameter to Sized_relobj*.
5459 (Copy_relocs::need_copy_reloc): Likewise.
5460 (Copy_relocs::save): Likewise.
5461 * copy-relocs.h (class Copy_relocs): Update declarations.
5462 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5463 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5464 * target-reloc.h (relocate_for_relocatable): Change
5465 offset_in_output_section type to Elf_Addr. Change code that uses
5466 it as well.
5467 * layout.cc (Layout::layout): Always set *off.
5468 * mapfile.cc (Mapfile::print_input_section): Use
5469 output_section_offset.
5470 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5471 Sized_relobj*.
5472 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5473 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5474 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5475
5cb66f97
ILT		 54762008-07-03 Ian Lance Taylor <iant@google.com>
5477
5478 * layout.cc (Layout::include_section): Do not discard unrecognized
5479 SHT_STRTAB sections.
5480
afe47622
CS		 54812008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5482
5483 * script.cc (Lex::can_continue_name): Make '?' allowable in
5484 version-script names.
5485 * testsuite/version_script.map: Change glob pattern to use '?'
5486
5adf9721
ILT		 54872008-06-30 Manish Singh <yosh@gimp.org>
5488
5489 PR 6585
5490 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5491 Correct typo.
5492
e6fde208
ILT		 54932008-06-30 Ian Lance Taylor <iant@google.com>
5494
5495 PR 6660
5496 PR 6682
5497 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5498 versions]: Don't try to read the value in the contents, since we
5499 don't use it. Use the template endianness when writing.
5500
3f2e6a2d
CC		 55012008-06-25 Cary Coutant <ccoutant@google.com>
5502
5503 * fileread.cc (File_read::make_view): Assert on zero-length view.
5504 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5505 symbol table when there are no symbols to read.
5506
c43d3a48
CS		 55072008-06-23 Craig Silverstein <csilvers@google.com>
5508
5509 * version.cc (version_string): Bump to 1.7
5510
5f494ea0
CS		 55112008-06-18 Craig Silverstein <csilvers@google.com>
5512
5513 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5514 constant 0xFFFF to type Valtype.
5515 (Powerpc_relocate_functions::rel16_ha): Likewise.
5516
c42e122e
ILT		 55172008-06-17 Ian Lance Taylor <iant@google.com>
5518
f34787f8
ILT		 5519 * output.h (Output_section::Input_section): Initialize p2align_ to
5520 zero for Output_section_data constructors.
5521 (Output_section::Input_section::addralign): If not an input
5522 section, return the alignment of the Output_section_data.
5523 * testsuite/copy_test.cc: New file.
5524 * testsuite/copy_test_1.cc: New file.
5525 * testsuite/copy_test_2.cc: New file.
5526 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5527 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5528 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5529 (copy_test_1_pic.o, copy_test_1.so): New targets.
5530 (copy_test_2_pic.o, copy_test_2.so): New targets.
5531 * testsuite/Makefile.in: Rebuild.
5532
c42e122e
ILT		 5533 * script-sections.cc (Script_sections::place_orphan): Initialize
5534 local variable exact.
5535
ce3ac18a
DE		 55362008-06-13 David Edelsohn <edelsohn@gnu.org>
5537
5538 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5539
42cacb20
DE		 55402008-06-12 David Edelsohn <edelsohn@gnu.org>
5541 David S. Miller <davem@davemloft.net>
5542
5543 * powerpc.cc: New file.
5544 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5545 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5546 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5547 * Makefile.in: Rebuild.
5548
7b308235
ILT		 55492008-06-09 Ian Lance Taylor <iant@google.com>
5550
5551 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5552 <exception>.
5553 (throwing, orig_terminate): New static variables.
5554 (terminate_handler): New static function.
5555 (t2): Set terminate handler.
5556
f0b886e3
ILT		 55572008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5558
5559 PR 6584
cd536b21 5560 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 5561 alignment.
5562
3e90f135
CC		 55632008-05-30 Cary Coutant <ccoutant@google.com>
5564
5565 * archive.cc (Archive::include_all_members) Correct to step
5566 over symbol table and extended name table in thin archives.
5567
e09ad04a
ILT		 55682008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5569
5570 PR 6407
5571 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5572 calculation.
5573
62b01cb5
ILT		 55742008-05-28 Caleb Howe <cshowe@google.com>
5575
5576 * reduced_debug_output.cc: New file.
5577 * reduced_debug_output.h: New file.
92de84a6 5578 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 5579 * options.cc (General_options::finalize): Add strip_debug_non_line
5580 to the strip heirarchy.
5581 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5582 fields.
5583 * layout.cc: Include "reduced_debug_output.h".
5584 (Layout::Layout): Initialize new fields.
5585 (line_only_debug_sections): New static array.
5586 (is_lines_only_debug_sections): New static inline function.
5587 (Layout::include_section): Handle --strip-debug-non-line.
5588 (Layout::make_output_section): If --strip-debug-non-line, build
5589 new output sections for .debug_abbrev and .debug_info.
5590 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5591 gold. Warn about possible overflow.
5592 (read_signed_LEB_128): Likewise.
5593 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5594 (read_signed_LEB_128): Declare.
5595 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5596 (HFILES): Add reduced_debug_output.h.
5597 * Makefile.in: Rebuild.
5598
7d9e3d98
ILT		 55992008-05-21 Ian Lance Taylor <iant@google.com>
5600
5601 * mapfile.cc: New file.
5602 * mapfile.h: New file.
5603 * options.h (class General_options): Add -M/--print-map and -Map.
5604 * options.cc (General_options::finalize): Make -M equivalent to
5605 -Map -.
5606 * main.cc: Include <cstdio> and "mapfile.h".
5607 (main): Open mapfile if requested.
5608 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5609 constructor. Change caller.
5610 (queue_initial_tasks): Add mapfile parameter. Change caller.
5611 (queue_middle_tasks): Likewise.
5612 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5613 declarations.
5614 * archive.cc: Include "mapfile.h".
5615 (Archive::add_symbols): Add mapfile parameter. Change all
5616 callers. Pass mapfile, symbol, and reason to include_member.
5617 (Archive::include_all_members): Add mapfile parameter. Change all
5618 callers.
5619 (Archive::include_member): Add mapfile, sym, and why parameters.
5620 Change all callers. Report inclusion to map file.
5621 * archive.h: Include "fileread.h".
5622 (class Archive): Update declarations.
5623 (Archive::file): New const method.
5624 (class Add_archive_symbols): Add mapfile_ field. Update
5625 constructor. Change all callers.
5626 * readsyms.h (class Read_symbols): Likewise.
5627 (class Finish_group): Likewise.
5628 (class Read_script): Likewise.
5629 * common.cc: Include "mapfile.h".
5630 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5631 all callers.
5632 (Symbol_table::do_allocate_commons): Likewise.
5633 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5634 symbol allocation to mapfile.
5635 * common.h (class Allocate_commons_task): Add mapfile_ field.
5636 Update constructor. Change all callers.
5637 * symtab.h (class Symbol_table): Update declarations.
5638 * layout.cc: Include "mapfile.h".
5639 (Layout_task_runner::run): Print information to mapfile.
5640 (Layout::create_gold_note): Change Output_data_fixed_space to
5641 Output_data_zero_fill.
5642 (Layout::create_build_id): Likewise.
5643 (Layout::print_to_mapfile): New function.
5644 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5645 constructor. Change caller.
5646 (class Layout): Declare print_to_mapfile.
5647 * output.cc (Output_section::Input_section::print_to_mapfile): New
5648 function.
5649 (Output_section::add_input_section): If producing a map, always
5650 add to input_sections_ list.
5651 (Output_section::do_print_to_mapfile): New function.
5652 (Output_segment::print_sections_to_mapfile): New function.
5653 (Output_segment::print_section_list_to_mapfile): New function.
5654 * output.h: Include "mapfile.h".
5655 (Output_data::print_to_mapfile): New function.
5656 (Output_data::do_print_to_mapfile): New virtual function.
5657 (Output_segment_headers::do_print_to_mapfile): New function.
5658 (Output_file_header::do_print_to_mapfile): New function.
5659 (Output_data_const::do_print_to_mapfile): New function.
5660 (class Output_data_const_buffer): Add map_name_ field. Update
5661 constructor. Change all callers. Add do_print_to_mapfile
5662 function.
5663 (class Output_data_fixed_space): Likewise.
5664 (class Output_data_space): Likewise.
5665 (class Output_data_zero_fill): New class.
5666 (Output_data_strtab::do_print_to_mapfile): New function.
5667 (Output_data_reloc_base::do_print_to_mapfile): New function.
5668 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5669 (Output_data_group::do_print_to_mapfile): New function.
5670 (Output_data_got::do_print_to_mapfile): New function.
5671 (Output_data_dynamic::do_print_to_mapfile): New function.
5672 (Output_symtab_xindex::do_print_to_mapfile): New function.
5673 (class Output_section): Declare do_print_to_mapflie. Declare
5674 print_to_mapfile in Input_section.
5675 (class Output_segment): Declare new functions.
5676 * object.h (Sized_relobj::symbol_count): New function.
5677 * script-sections.cc
5678 (Output_section_element_dot_assignment::set_section_addresses):
5679 Change Output_data_fixed_space to Output_data_zero_fill.
5680 (Output_data_expression::do_print_to_mapfile): New function.
5681 * script.cc (read_input_script): Add mapfile parameter. Change
5682 all callers.
5683 * script.h (read_input_script): Update declaration.
5684 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5685 (Eh_frame::do_print_to_mapfile): New function.
5686 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5687 (Output_merge_string::do_print_to_mapfile): New function.
5688 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5689 function.
5690 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5691 function.
5692 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5693 function.
5694 * Makefile.am (CCFILES): Add mapfile.cc.
5695 (HFILES): Add mapfile.h.
5696 * Makefile.in: Rebuild.
5697
9f1d377b
ILT		 56982008-05-19 Ian Lance Taylor <iant@google.com>
5699
5700 * options.h (class General_options): Add -z relro.
5701 * layout.cc (Layout::Layout): Initialize relro_segment_.
5702 (Layout::add_output_section_data): Return the output section.
5703 (Layout::make_output_section): Rcognize relro sections and mark
5704 them appropriately.
5705 (Layout::attach_allocated_section_to_segment): Put relro sections
5706 in a PT_GNU_RELRO segment.
5707 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5708 section as relro.
5709 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5710 PT_TLS segments.
5711 (Layout::linkonce_mapping): Map d.rel.ro.local to
5712 .data.rel.ro.local.
5713 (Layout::output_section_name): Us .data.rel.ro.local for any
5714 section which begins with that.
5715 * layout.h (class Layout): Update add_output_section_data
5716 declaration. Add relro_segment_ field.
5717 * output.cc (Output_section::Output_section): Initialize is_relro_
5718 and is_relro_local_ fields.
5719 (Output_segment::add_output_section): Group relro sections.
5720 (Output_segment::is_first_section_relro): New function.
5721 (Output_segment::maximum_alignment): If there is a relro section,
5722 align the segment to the common page size.
5723 (Output_segment::set_section_addresses): Track whether we are
5724 looking at relro sections. If the last section is a relro
5725 section, align to the common page size.
5726 (Output_segment::set_section_list_addresses): Add in_relro
5727 parameter. Change all callers. Align to the page size when
5728 moving from relro to non-relro section.
5729 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5730 segment.
5731 * output.h (class Output_section): Add is_relro_ and
5732 is_relro_local_ fields.
5733 (Output_section::is_relro): New function.
5734 (Output_section::set_is_relro): New function.
5735 (Output_section::is_relro_local): New function.
5736 (Output_section::set_is_relro_local): New function.
5737 (class Output_segment): Update declarations.
5738 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5739 * sparc.cc (Target_sparc::got_section): Likewise.
5740 * x86_64.cc (Target_x86_64::got_section): Likewise.
5741 * testsuite/relro_test_main.cc: New file.
5742 * testsuite/relro_test.cc: New file.
5743 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5744 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5745 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5746 (relro_test.so, relro_test_pic.o): New targets.
5747 * testsuite/Makefile.in: Rebuild.
5748
a984ee1d
ILT		 57492008-05-16 Ian Lance Taylor <iant@google.com>
5750
01676dcd
ILT		 5751 * output.cc (Output_segment::add_output_section): Remove front
5752 parameter.
5753 * output.h (class Output_segment): Remove
5754 add_initial_output_section and overloaded add_output_section.
5755 Update declaration of remaining add_output_section.
5756 * layout.cc (Layout::create_interp): Call add_output_section
5757 rather than add_initial_output_section.
5758 (Layout::finish_dynamic_section): Likewise.
5759
497897f9
ILT		 5760 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5761 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5762 know the dynamic type.
5763 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5764 field. Initialize it in constructor.
5765 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5766 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5767 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5768 reloc.
5769
a984ee1d
ILT		 5770 * output.cc (Output_reloc::get_address): Change return type to
5771 Elf_Addr.
5772 * output.h (class Output_reloc): Update get_address declaration.
5773 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5774 for section addresses.
5775
55ba0940
ILT		 57762008-05-09 Ian Lance Taylor <iant@google.com>
5777
5778 PR 6493
5779 * gold.cc (gold_nomem): Use return value of write.
5780
75517b77
ILT		 57812008-05-08 Ian Lance Taylor <iant@google.com>
5782
5783 * symtab.c (Symbol::init_base_output_data): Add version
5784 parameter. Change all callers.
5785 (Symbol::init_base_output_segment): Likewise.
5786 (Symbol::init_base_constant): Likewise.
5787 (Symbol::init_base_undefined): Likewise.
5788 (Sized_symbol::init_output_data): Likewise.
5789 (Sized_symbol::init_output_segment): Likewise.
5790 (Sized_symbol::init_constant): Likewise.
5791 (Sized_symbol::init_undefined): Likewise.
5792 (Symbol_table::do_define_in_output_data): If the new symbol has a
5793 version, mark it as the default.
5794 (Symbol_table::do_define_in_output_segment): Likewise.
5795 (Symbol_table::do_define_as_constant): Likewise.
5796 * symtab.h (class Symbol): Update declarations.
5797 (class Sized_symbol): Likewise.
5798 * resolve.cc (Symbol::override_version): New function.
c42e122e 5799 (Symbol::override_base): Call override_version.
75517b77
ILT		 5800 (Symbol::override_base_with_special): Likewise.
5801 * testsuite/ver_script_8.script: New file.
5802 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5803 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5804 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5805 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5806
f1f70eae
ILT		 58072008-05-06 Ian Lance Taylor <iant@google.com>
5808
f3e9c5c5
ILT		 5809 PR 6049
5810 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5811 functions.
5812 (class General_options): Remove existing --undefined, and add
5813 --no-undefined instead. Add new --undefined as synonym for -u.
5814 * archive.cc (Archive::add_symbols): Check whether symbol was
5815 named with -u.
5816 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5817 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5818 all uses. Add IS_UNDEFINED. Update declarations to split
5819 different versions of init_base. Declare init_base_undefined.
5820 (Symbol::is_defined): Handle IS_UNDEFINED.
5821 (Symbol::is_undefined): Likewise.
5822 (Symbol::is_weak_undefined): Call is_undefined.
5823 (Symbol::is_absolute): Handle IS_CONSTANT.
5824 (class Sized_symbol): Update declarations to split different
5825 versions of init. Declare init_undefined.
5826 (class Symbol_table): Declare new functions.
5827 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5828 Change all callers.
5829 (Symbol::init_base_output_data): Likewise.
5830 (Symbol::init_base_output_segment): Likewise.
5831 (Symbol::init_base_constant): Likewise.
5832 (Symbol::init_base_undefined): New function.
5833 (Sized_symbol::init_object): Rename from init. Change all
5834 callers.
5835 (Sized_symbol::init_output_data): Likewise.
5836 (Sized_symbol::init_output_segment): Likewise.
5837 (Sized_symbol::init_constant): Likewise.
5838 (Sized_symbol::init_undefined): New function.
5839 (Symbol_table::add_undefined_symbols_from_command_line): New
5840 function.
5841 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5842 function.
5843 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5844 (Symbol::output_section): Likewise.
5845 (Symbol::set_output_section): Likewise.
5846 (Symbol_table::sized_finalize_symbol): Likewise.
5847 (Symbol_table::sized_write_globals): Likewise.
5848 * resolve.cc (Symbol_table::should_override): Likewise.
5849 (Symbol::override_base_with_special): Likewise.
5850
8bdcdf2c
ILT		 5851 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5852 symbol, change it to have default visibility.
5853 * testsuite/protected_1.cc: New file.
5854 * testsuite/protected_2.cc: New file.
5855 * testsuite/protected_3.cc: New file.
5856 * testsuite/protected_main_1.cc: New file.
5857 * testsuite/protected_main_2.cc: New file.
5858 * testsuite/protected_main_3.cc: New file.
5859 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5860 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5861 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5862 (protected_1.so): New target.
5863 (protected_1_pic.o, protected_2_pic.o): New targets.
5864 (protected_3_pic.o): New target.
5865 (check_PROGRAMS): Add protected_2.
5866 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5867 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5868 * testsuite/Makefile.in: Rebuild.
5869
2b706932
ILT		 5870 * options.h (DEFINE_var): Add set_user_set_##varname__.
5871 (DEFINE_bool_alias): New macro.
5872 (class General_options): Define -Bstatic using DEFINE_bool_alias
5873 rather than DEFINE_special. Add --undefined as an alias for -z
5874 defs.
5875 * options.cc (General_options::parse_Bstatic): Remove.
5876
d82a5bcc
ILT		 5877 * options.h (class General_options): Add --fatal-warnings.
5878 * main.cc (main): Implement --fatal-warnings.
5879 * errors.h (Errors::warning_count): New function.
5880
f1f70eae
ILT		 5881 * options.h (class General_options): Add -Bsymbolic-functions.
5882 * symtab.h (Symbol::is_preemptible): Check for
5883 -Bsymbolic-functions.
5884
8825ac63
ILT		 58852008-05-05 Ian Lance Taylor <iant@google.com>
5886
d98bc257
ILT		 5887 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5888 as noVARNAME rather than no-VARNAME.
5889 (class General_options): Add option -z combreloc.
5890 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5891 get_address.
5892 (Output_reloc::sort_before) [SHT_REL]: New function.
5893 (Output_reloc::sort_before) [SHT_RELA]: New function.
5894 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5895 Sort_relocs_comparison.
5896 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5897 parameter. Change all callers.
5898 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5899 sort_relocs parameter. Change all callers.
5900 * output.cc (Output_reloc::get_address): New function, broken out
5901 of write_rel.
5902 (Output_reloc::write_rel): Call it.
5903 (Output_reloc::compare): New function.
5904 (Output_data_reloc_base::do_write): Optionally sort relocs.
5905
60b2b4e7
ILT		 5906 * configure.ac: If targ_extra_obj is set, link it in.
5907 * configure.tgt: Initialize all variables.
5908 (x86_64*): Set targ_extra_obj and targ_extra_size.
5909 * configure: Rebuild.
5910
8825ac63
ILT		 5911 * object.cc (Sized_relobj::include_section_group): Adjust section
5912 indexes read from group data. Build vector to pass to
5913 layout_group.
5914 * layout.cc (Layout::layout_group): Add flags and shndxes
5915 parameters. Remove contents parameter. Change caller. Update
5916 explicit instantiations.
5917 * layout.h (class Layout): Update layout_group declaration.
5918 * output.cc (Output_data_group::Output_data_group): Add flags and
5919 input_shndxes parameters. Remove contents parameter. Change
5920 caller.
5921 (Output_data_group::do_write): Change input_sections_ to
5922 input_shndxes_.
5923 * output.h (class Output_data_group): Update constructor
5924 declaration. Rename input_sections_ to input_shndxes_.
5925 * testsuite/many_sections_test.cc: Add template.
5926
e94cf127
CC		 59272008-04-30 Cary Coutant <ccoutant@google.com>
5928
4418b2d5
CC		 5929 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5930
e94cf127
CC		 5931 * layout.cc (Layout::include_section): Refactored check for debug
5932 info section.
5933 (Layout::add_comdat): Add new parameters. Change type
5934 of signature parameter. Add object and shndx to signatures table.
5935 (Layout::find_kept_object): New function.
5936 * layout.h: Include <cstring>.
5937 (Layout::is_debug_info_section): New function.
5938 (Layout::add_comdat): Add new parameters.
5939 (Layout::find_kept_object): New function.
5940 (Layout::Kept_section): New struct.
5941 (Layout::Signatures): Change type of map range.
5942 * object.cc (Relobj::output_section_address): New function.
5943 (Sized_relobj::include_section_group): Add new parameters. Change
5944 calls to Layout::add_comdat. Change to build table of kept comdat
5945 groups and table mapping discarded sections to kept sections.
5946 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5947 (Sized_relobj::do_layout): Change calls to include_section_group and
5948 include_linkonce_section.
5949 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5950 value to zero when section is discarded.
5951 (Sized_relobj::map_to_kept_section): New function.
5952 * object.h (Relobj::output_section_address): New function.
5953 (Relobj::Comdat_group): New type.
5954 (Relobj::find_comdat_group): New function.
5955 (Relobj::Comdat_group_table): New type.
5956 (Relobj::Kept_comdat_section): New type.
5957 (Relobj::Kept_comdat_section_table): New type.
5958 (Relobj::add_comdat_group): New function.
5959 (Relobj::set_kept_comdat_section): New function.
5960 (Relobj::get_kept_comdat_section): New function.
5961 (Relobj::comdat_groups_): New field.
5962 (Relobj::kept_comdat_sections_): New field.
5963 (Symbol_value::input_value): Update comment.
5964 (Sized_relobj::map_to_kept_section) New function.
5965 (Sized_relobj::include_linkonce_section): Add new parameter.
5966 * target-reloc.h (Comdat_behavior): New type.
5967 (get_comdat_behavior): New function.
5968 (relocate_section): Add code to map a discarded section to the
5969 corresponding kept section when applying a relocation.
5970
e4e5049b
CS		 59712008-04-30 Craig Silverstein <csilvers@google.com>
5972
5973 * dwarf_reader.cc (next_generation_count): New static var.
5974 (Addr2line_cache_entry): New struct.
5975 (addr2line_cache): New static var.
5976 (Dwarf_line_info::one_addr2line): Added caching.
5977 (Dwarf_line_info::clear_addr2line_cache): New function.
5978 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5979 cache-size parameter.
5980 (Dwarf_line_info::one_addr2line_cache): New function.
5981 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5982 new cache-size argument to one_addr2line(), and clear cache.
5983
d09e9154
CC		 59842008-04-28 Cary Coutant <ccoutant@google.com>
5985
5986 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5987 R_386_PC8 relocations.
5988
7ef73768
ILT		 59892008-04-23 Ian Lance Taylor <iant@google.com>
5990
55438702
ILT		 5991 * object.cc (Sized_relobj::include_section_group): Check for
5992 invalid section group.
5993
c165fb93
ILT		 5994 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5995 header size.
5996
7ef73768
ILT		 5997 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5998 than read for file header.
5999 * archive.cc (Archive::include_member): Likewise.
6000
6194aaab
L		 60012008-04-23 Paolo Bonzini <bonzini@gnu.org>
6002
6003 * aclocal.m4: Regenerate.
6004 * configure: Regenerate.
6005
d491d34e
ILT		 60062008-04-19 Ian Lance Taylor <iant@google.com>
6007
5ea2bac6
ILT		 6008 * version.cc (version_string): Bump to 1.6.
6009
7bc3e21a
ILT		 6010 * testsuite/Makefile.am (many_sections_r_test): New target.
6011 (many_sections_r_test_SOURCES): Remove.
6012 (many_sections_r_test_DEPENDENCIES): Remove.
6013 (many_sections_r_test_LDFLAGS): Remove.
6014 (many_sections_r_test_LDADD): Remove.
6015
7fcd3aa9
ILT		 6016 * object.cc (Sized_relobj::do_add_symbols): Always pass
6017 local_symbol_count_ to add_from_relobj.
6018
4c94d6ae
ILT		 6019 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6020 every thousand variables.
6021 * testsuite/Makefile.in: Rebuild.
6022
d491d34e
ILT		 6023 * object.cc (Xindex::initialize_symtab_xindex): New function.
6024 (Xindex::read_symtab_xindex): New function.
6025 (Xindex::sym_xindex_to_shndx): New function.
6026 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6027 available.
6028 (Sized_relobj::do_initialize_xindex): New function.
6029 (Sized_relobj::do_read_symbols): Adjust section links.
6030 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6031 parameter. Change all callers.
6032 (Sized_relobj::include_section_group): Adjust section links and
6033 symbol section indexes.
6034 (Sized_relobj::do_layout): Adjust section links.
6035 (Sized_relobj::do_count_local_symbols): Adjust section links and
6036 symbol section indexes.
6037 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6038 ordinary and special symbols.
6039 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6040 dynsym_xindex parameters. Change all callers. Adjust section
6041 links. Use SHN_XINDEX when needed.
6042 (Sized_relobj::get_symbol_location_info): Adjust section links.
6043 Don't get fooled by special symbols.
6044 * object.h (class Xindex): Define.
6045 (class Object): Add xindex_ parameter. Declare virtual functoin
6046 do_initialize_xindex.
6047 (Object::adjust_sym_shndx): New function.
6048 (Object::set_xindex): New protected function.
6049 (class Symbol_value): Add is_ordinary_shndx_ field.
6050 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6051 (Symbol_value::value): Assert ordinary section.
6052 (Symbol_value::initialize_input_to_output_map): Likewise.
6053 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6054 Change all callers.
6055 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6056 all callers.
6057 (class Sized_relobj): Update declarations.
6058 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6059 parameter. Change all callers.
6060 (Sized_relobj::adjust_shndx): New function.
6061 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6062 field.
6063 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6064 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6065 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6066 (Sized_dynobj::read_dynsym_section): Adjust section links.
6067 (Sized_dynobj::read_dynamic): Likewise.
6068 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6069 section links.
6070 (Sized_dynobj::do_initialize_xindex): New function.
6071 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6072 do_initialize_xindex.
6073 (Sized_dynobj::adjust_shndx): New function.
6074 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6075 dynsym_xindex_ fields.
6076 (Layout::finalize): Add a call to set_section_indexes before
6077 creating the symtab sections.
6078 (Layout::set_section_indexes): Don't do anything if the section
6079 already has a section index.
6080 (Layout::create_symtab_sections): Add shnum parameter. Change
6081 caller. Create .symtab_shndx section if needed.
6082 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6083 caller.
6084 (Layout::allocated_output_section_count): New function.
6085 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6086 needed.
6087 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6088 fields. Update declarations.
6089 (Layout::symtab_xindex): New function.
6090 (Layout::dynsym_xindex): New function.
6091 (class Write_symbols_task): Add layout_ field.
6092 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6093 Change caller.
6094 * output.cc (Output_section_headers::Output_section_headers): Add
6095 shstrtab_section parameter. Change all callers.
6096 (Output_section_headers::do_sized_write): Store overflow values
6097 for section count and section string table section index in
6098 section header zero.
6099 (Output_file_header::do_sized_write): Check for overflow of
6100 section count and section string table section index.
6101 (Output_symtab_xindex::do_write): New function.
6102 (Output_symtab_xindex::endian_do_write): New function.
6103 * output.h (class Output_section_headers): Add shstrtab_section_.
6104 Update declarations.
6105 (class Output_symtab_xindex): Define.
6106 (Output_section::has_out_shndx): New function.
6107 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6108 field.
6109 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6110 Change all callers.
6111 (Sized_symbol::init): Likewise.
6112 (Symbol::output_section): Check for ordinary symbol.
6113 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6114 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6115 callers.
6116 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6117 Change all callers. Simplify handling of symbols from sections
6118 not included in the link.
6119 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6120 distinction.
6121 (Weak_alias_sorter::operator()): Assert that symbols are
6122 ordinary.
6123 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6124 distinction.
6125 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6126 parameters. Change all callers.
6127 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6128 symbol distinction. Use SHN_XINDEX when needed.
6129 (Symbol_table::write_section_symbol): Add symtab_xindex
6130 parameter. Change all callers.
6131 (Symbol_table::sized_write_section_symbol): Likewise. Use
6132 SHN_XINDEX when needed.
6133 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6134 declarations.
6135 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6136 (Symbol::is_defined): Check is_ordinary.
6137 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6138 (Symbol::is_absolute, Symbol::is_common): Likewise.
6139 (class Sized_symbol): Update declarations.
6140 (class Symbol_table): Update declarations.
6141 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6142 parameters. Change all callers.
6143 (Sized_symbol::override): Likewise.
6144 (Symbol_table::override): Likewise.
6145 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6146 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6147 is_ordinary, and orig_st_shndx parameters. Change all callers.
6148 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6149 to be in an ordinary section.
6150 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6151 object and is_ordinary parameters. Change all callers.
6152 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6153 Change all callers. Don't add undefined or non-ordinary symbols
6154 to reloc_map_.
6155 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6156 Change all callers.
6157 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6158 declarations.
6159 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6160 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6161 (Sized_relobj::relocate_sections): Likewise.
6162 * target-reloc.h (scan_relocs): Adjust section symbol index.
6163 (scan_relocatable_relocs): Likewise.
6164 * i386.cc (Scan::local): Check for ordinary symbols.
6165 * sparc.cc (Scan::local): Likewise.
6166 * x86_64.cc (Scan::local): Likewise.
6167 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6168 to symbol_section_and_value.
6169 * testsuite/many_sections_test.cc: New file.
6170 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6171 (check_PROGRAMS): Add many_sections_test.
6172 (many_sections_test_SOURCES): Define.
6173 (many_sections_test_DEPENDENCIES): Define.
6174 (many_sections_test_LDFLAGS): Define.
6175 (BUILT_SOURCES): Add many_sections_define.h.
6176 (many_sections_define.h): New target.
6177 (BUILT_SOURCES): Add many_sections_check.h.
6178 (many_sections_check.h): New target.
6179 (check_PROGRAMS): Add many_sections_r_test.
6180 (many_sections_r_test_SOURCES): Define.
6181 (many_sections_r_test_DEPENDENCIES): Define.
6182 (many_sections_r_test_LDFLAGS): Define.
6183 (many_sections_r_test_LDADD): Define.
6184 (many_sections_r_test.o): New target.
6185 * testsuite/Makefile.in: Rebuild.
6186
c5818ff1
CC		 61872008-04-17 Cary Coutant <ccoutant@google.com>
6188
6189 * errors.cc (Errors::info): New function.
6190 (gold_info): New function.
6191 * errors.h (Errors::info): New function.
6192 * gold.h (gold_info): New function.
6193 * object.cc (Input_objects::add_object): Print trace output.
6194 * options.cc (options::parse_set): New function.
6195 (General_options::parse_wrap): Deleted.
6196 (General_options::General_options): Deleted initializer.
6197 * options.h (options::String_set): New typedef.
6198 (options::parse_set): New function.
6199 (DEFINE_set): New macro.
6200 (General_options::wrap): Changed to use DEFINE_set. Changed
6201 callers of any_wrap_symbols and is_wrap_symbol.
6202 (General_options::trace, General_options::trace_symbol):
6203 New options.
6204 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6205 (General_options::wrap_symbols_): Deleted.
6206 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6207
b5be4a7c
DM		 62082008-04-17 David S. Miller <davem@davemloft.net>
6209
6210 * options.cc (General_options::parse_V): New function.
6211 * options.h: Add entries for -V and -Qy.
6212
155a0dd7
ILT		 62132008-04-17 Ian Lance Taylor <iant@google.com>
6214
6215 * common.cc (Symbol_table::allocate_commons): Remove options
6216 parameter. Change caller.
6217 (Symbol_table::do_allocate_commons): Remove options parameter.
6218 Change caller. Just call do_allocate_commons_list twice.
6219 (Symbol_table::do_allocate_commons_list): New function, broken out
6220 of do_allocate_commons.
6221 * common.h (class Allocate_commons_task): Remove options_ field.
6222 Update constructor.
6223 * symtab.cc (Symbol_table::Symbol_table): Initialize
6224 tls_commons_.
6225 (Symbol_table::add_from_object): Put TLS common symbols on
6226 tls_commons_ list.
6227 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6228 which are IN_OUTPUT_DATA.
6229 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6230 allocate_commons and do_allocate_commons declarations. Declare
6231 do_allocate_commons_list.
6232 * gold.cc (queue_middle_tasks): Update creation of
6233 Allocate_commons_task to not pass options.
6234 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6235 (TLS_TEST_C_FLAGS): New variable.
6236 (tls_test_c_pic.o): New target.
6237 (tls_test_shared.so): Link in tls_test_c_pic.o.
6238 (tls_test_c_pic_ie.o): New target.
6239 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6240 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6241 (tls_test_c.o): New target.
6242 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6243 (tls_pic_test_LDADD): Likewise.
6244 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6245 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6246 (tls_test_c_gnu2.o): New target.
6247 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6248 tls_test_c_gnu2.o.
6249 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6250 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6251 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6252 * testsuite/tls_test.cc: Include "config.h".
6253 (t_last): Call t11_last.
6254 * testsuite/tls_test.h (t11, t11_last): Declare.
6255 * testsuite/tls_test_c.c: New file.
6256 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6257 * configure.ac: Check for OpenMP support.
6258 * configure, config.in, Makefile.in: Rebuild.
6259 * testsuite/Makefile.in: Rebuild.
6260
edfbb029
CC		 62612008-04-16 Cary Coutant <ccoutant@google.com>
6262
6263 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6264 (Target_i386::tls_base_symbol_defined_): New field.
6265 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6266 (Target_i386::Scan::global): Likewise.
6267 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6268 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6269 (Target_x86_64::tls_base_symbol_defined_): New field.
6270 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6271 (Target_x86_64::Scan::global): Likewise.
6272
f3c69fca
CC		 62732008-04-16 Cary Coutant <ccoutant@google.com>
6274
6275 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6276 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6277 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6278 building shared libraries.
6279 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6280 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6281 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6282 * testsuite/Makefile.in: Rebuild.
6283 * testsuite/weak_undef.h: New file.
6284 * testsuite/weak_undef_file1.cc: Add extra test cases.
6285 * testsuite/weak_undef_file2.cc: Likewise.
6286 * testsuite/weak_undef_test.cc: Likewise.
6287
7c414435
DM		 62882008-04-16 David S. Miller <davem@davemloft.net>
6289
32b769e1
DM		 6290 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6291 Add issued_non_pic_error_ field. Declare check_non_pic.
6292 (Target_sparc::Scan::check_non_pic): New function.
6293 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6294 (Target_sparc::Scan::global): Likewise.
6295
11936fb1
DM		 6296 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6297 * configure: Rebuild.
6298
7c414435
DM		 6299 * options.h (DEFINE_enable): New macro.
6300 (new_dtags): New enable option.
6301 (initfirst, interpose, loadfltr, nodefaultlib,
6302 nodelete, nodlopen, nodump): New -z options.
6303 * layout.cc (Layout:finish_dynamic_section): If new
6304 dtags enabled, emit DT_RUNPATH. Also, emit a
6305 DT_FLAGS_1 containing any specified -z flags.
6306
85c7bf8b
ILT		 63072008-04-16 Ian Lance Taylor <iant@google.com>
6308
12c0daef
ILT		 6309 * copy-relocs.cc: New file.
6310 * copy-relocs.h: New file.
6311 * reloc.cc: Remove Copy_relocs code.
6312 * reloc.h: Likewise.
6313 * reloc-types.h (struct Reloc_types) [both versions]: Add
6314 get_reloc_addend_noerror.
6315 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6316 variants of add_global which take an addend which must be zero.
6317 * i386.cc: Include "copy-relocs.h".
6318 (class Target_i386): Change type of copy_relocs_ to variable,
6319 update initializer.
6320 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6321 Change all callers.
6322 (Target_i386::do_finalize_sections): Change handling of
6323 copy_relocs_.
6324 * sparc.cc: Include "copy-relocs.h".
6325 (class Target_sparc): Change type of copy_relocs_ to variable,
6326 update initializer.
6327 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6328 Change all callers.
6329 (Target_sparc::do_finalize_sections): Change handling of
6330 copy_relocs_.
6331 * x86_64.cc: Include "copy-relocs.h".
6332 (class Target_x86_64): Change type of copy_relocs_ to variable,
6333 update initializer.
6334 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6335 class. Change all callers.
6336 (Target_x86_64::do_finalize_sections): Change handling of
6337 copy_relocs_.
6338 * Makefile.am (CCFILES): Add copy-relocs.cc.
6339 (HFILES): Add copy-relocs.h.
6340
4f4995b6
ILT		 6341 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6342
85c7bf8b
ILT		 6343 * testsuite/script_test_4.sh: Permit leading zeroes.
6344
4f2a9edd
ILT		 63452008-04-15 Ian Lance Taylor <iant@google.com>
6346
e6188289
ILT		 6347 * script-sections.cc (Script_sections::create_segments): Use
6348 header_size_adjustment even when there is enough room for the
6349 headers.
6350 * testsuite/script_test_4.sh: New file.
6351 * testsuite/script_test_4.t: New file.
6352 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6353 (check_DATA): Add script_test_4.stdout.
6354 (MOSTLYCLEANFILES): Likewise.
6355 (script_test_4): New target.
6356 (script_test_4.stdout): New target.
6357 * testsuite/Makefile.in: Rebuild.
6358
4f2a9edd
ILT		 6359 * sparc.cc: Add definitions for Output_data_plt_sparc class
6360 constants.
6361
f5314dd5
DM		 63622008-04-14 David S. Miller <davem@davemloft.net>
6363
6364 * sparc.cc: New file.
6365 * Makefile.am (TARGETSOURCES): Add sparc.cc
6366 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6367 * configure.tgt: Document targ_extra_size and
6368 targ_extra_big_endian. Add entries for sparc-* and
6369 sparc64-*.
6370 * configure.ac: Handle targ_extra_size and
6371 targ_extra_big_endian.
6372 * Makefile.in: Rebuild.
6373 * configure: Likewise.
6374 * po/POTFILES.in: Likewise.
6375 * po/gold.pot: Likewise.
6376
154e0e9a
ILT		 63772008-04-14 Ian Lance Taylor <iant@google.com>
6378
6379 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6380 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6381 in the name/type/flags to section mapping. Don't call
6382 allocate_output_section.
6383 (Layout::choose_output_section): Change parameter from adjust_name
6384 to is_input_section. Don't permit input sections after sections
6385 are attached to segments. Don't call allocate_output_section.
6386 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6387 not write_enable_output_section.
6388 (Layout::make_output_section): Don't push to
6389 unattached_section_list_ nor call attach_to_segment. Call
6390 attach_section_to_segment if sections are attached.
6391 (Layout::attach_sections_to_segments): New function.
6392 (Layout::attach_section_to_segment): New function.
6393 (Layout::attach_allocated_section_to_segment): Rename from
6394 attach_to_segment. Remove flags parameter.
6395 (Layout::allocate_output_section): Remove function.
6396 (Layout::write_enable_output_section): Remove function.
6397 * layout.h (class Layout): Update for above changes. Add new
6398 field sections_are_attached_.
6399 * output.h (Output_section::update_flags_for_input_section): New
6400 function.
6401 * output.cc (Output_section::add_input_section): Call
6402 update_flags_for_input_section.
6403 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6404
009a67a2
CC		 64052008-04-11 Cary Coutant <ccoutant@google.com>
6406
6407 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6408 thought unnecessary.
6409 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6410
759b1a24
ILT		 64112008-04-11 Ian Lance Taylor <iant@google.com>
6412
6413 * output.h (class Output_section_data): Remove inline definition
6414 of set_addralign.
6415 * output.cc (Output_section_data::set_addralign): New function.
6416
c2b45e22
CC		 64172008-04-11 Cary Coutant <ccoutant@google.com>
6418
6419 Add support for TLS descriptors for i386 and x86_64.
6420 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6421 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6422 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6423 GOT_TYPE_TLS_DESC.
6424 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6425 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6426 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6427 relocations.
6428 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6429 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6430 Fix problem with initial-exec relocations.
6431 (Target_i386::Relocate::relocate_tls): Likewise.
6432 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6433 relaxation.
6434 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6435 support for section-plus-offset dynamic table entries.
6436 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6437 (Output_data_dynamic::Dynamic_entry): Add support for
6438 section-plus-offset dynamic table entries.
6439 (Output_data_dynamic::Classification): Likewise.
6440 (Output_data_dynamic::classification_): Renamed offset_.
6441 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6442 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6443 (Target_x86_64::make_plt_section): New function.
6444 (Target_x86_64::reserve_tlsdesc_entries): New function.
6445 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6446 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6447 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6448 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6449 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6450 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6451 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6452 add extra PLT entry for TLS descriptors.
6453 (Output_data_plt_x86_64::got_): New field.
6454 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6455 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6456 fields.
6457 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6458 descriptors.
6459 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6460 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6461 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6462 R_386_TLS_DESC_CALL relocations.
6463 (Target_x86_64::Scan::global): Likewise.
6464 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6465 for TLS descriptors.
6466 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6467 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6468 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6469 GD-to-IE relaxation.
6470 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6471 and TLS_DESCRIPTORS.
6472 * Makefile.in: Rebuild.
6473 * configure: Rebuild.
6474 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6475 (tls_test_shared2.so): New target.
6476 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6477 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6478 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6479 (tls_shared_gd_to_ie_test_LDADD): New variable.
6480 (tls_shared_gnu2_gd_to_ie_test): New target.
6481 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6482 New targets.
6483 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6484 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6485 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6486 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6487 (tls_shared_gnu2_test): New target.
6488 (tls_test_gnu2_shared.so): New target.
6489 (tls_shared_gnu2_test_SOURCES): New variable.
6490 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6491 (tls_shared_gnu2_test_LDFLAGS): New variable.
6492 (tls_shared_gnu2_test_LDADD): New variable.
6493 * testsuite/Makefile.in: Rebuild.
6494 * testsuite/Makefile.
6495
83bfb6b7
ILT		 64962008-04-11 Ian Lance Taylor <iant@google.com>
6497
6498 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6499 justsyms.t.
6500 * testsuite/Makefile.in: Rebuild.
6501
6502 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6503 long.
6504 * testsuite/script_test_2.cc (main): Adjust test.
6505
706e1f5e
ILT		 65062008-04-11 David S. Miller <davem@davemloft.net>
6507 Ian Lance Taylor <iant@google.com>
6508
6509 * options.h (General_options): Add entries for '-Y' and
6510 '-relax'.
6511 * options.cc (General_options:finalize): If -Y was used, add those
6512 entries to the library path instead of the default "/lib" and
6513 "/usr/lib".
6514
7c98e6bb
DM		 65152008-04-11 David S. Miller <davem@davemloft.net>
6516
6517 * testsuite/justsyms.t: Start at 0x100.
6518 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 6519 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6520 long.
6521 * testsuite/script_test_2.cc: Adjust string and section length
6522 checks.
7c98e6bb 6523
99a37bfd
ILT		 65242008-04-09 Ian Lance Taylor <iant@google.com>
6525
2cefc357
ILT		 6526 PR gold/5996
6527 * script-sections.cc (Sections_element::allocate_to_segment): Add
6528 orphan parameter.
6529 (Output_section_definition::allocate_to_segment): Likewise.
6530 (Orphan_output_section::allocate_to_segment): Likewise.
6531 (Script_sections::attach_sections_using_phdrs_clause): Don't
6532 propagate non-PT_LOAD segments to orphan sections.
6533 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6534 readelf rather than objdump.
6535 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6536 .interp section and PT_INTERP segment are the same size.
6537 * testsuite/Makefile.in: Rebuild.
6538
99a37bfd
ILT		 6539 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6540 aliases for symbols defined in the same object.
6541 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6542 (weak_alias_test_SOURCES): New variable.
6543 (weak_alias_test_DEPENDENCIES): New variable.
6544 (weak_alias_test_LDFLAGS): New variable.
6545 (weak_alias_test_LDADD): New variable.
6546 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6547 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6548 (weak_alias_test_3.o): New target.
6549 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6550 * testsuite/weak_alias_test_main.cc: New file.
6551 * testsuite/weak_alias_test_1.cc: New file.
6552 * testsuite/weak_alias_test_2.cc: New file.
6553 * testsuite/weak_alias_test_3.cc: New file.
6554
780e49c5
ILT		 65552008-04-08 Ian Lance Taylor <iant@google.com>
6556
cdb0b8f5
ILT		 6557 * options.h (class General_options): Add --noinhibit-exec option.
6558 * main.cc (main): Check --noinhibit-exec.
6559
0864d551
ILT		 6560 * options.h (class General_options): Define --wrap as a special
6561 option. Add wrap_symbols_ field.
6562 (General_options::any_wrap_symbols): New function.
6563 (General_options::is_wrap_symbol): New function.
6564 * options.cc (General_options::parse_wrap): New function.
6565 (General_options::General_options): Initialize wrap_symbols_.
6566 * symtab.cc (Symbol_table::wrap_symbol): New function.
6567 (Symbol_table::add_from_object): Handle --wrap.
6568 * symtab.h (class Symbol_table): Declare wrap_symbol.
6569 * target.h (Target::wrap_char): New function.
6570 (Target::Target_info): Add wrap_char field.
6571 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6572 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6573 * testsuite/testfile.cc (Target_test::test_target_info):
6574 Likewise.
6575
789aa6de
ILT		 6576 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6577 there is one.
6578
2c38906f
ILT		 6579 * layout.h (class Layout): Add added_eh_frame_data_ field.
6580 * layout.cc (Layout::Layout): Initialize new field.
6581 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6582 output section until we find a section we merged successfully.
6583 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6584 that the size be non-zero.
6585
780e49c5
ILT		 6586 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6587 qualifier.
6588
7fcd0256
ILT		 65892008-04-08 Craig Silverstein <csilvers@google.com>
6590
6591 * configure.ac: Export new conditional variable HAVE_ZLIB.
6592 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6593 on HAVE_ZLIB.
6594 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6595 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6596
6835af53
ILT		 65972008-04-07 Ian Lance Taylor <iant@google.com>
6598
e24f324c
ILT		 6599 * version.cc (version_string): Set to "1.5".
6600
a036edd8
ILT		 6601 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6602 Add issued_non_pic_error_ field. Declare check_non_pic.
6603 (Target_x86_64::Scan::check_non_pic): New function.
6604 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6605 (Target_x86_64::Scan::global): Likewise.
6606
624f8810
ILT		 6607 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6608 addend parameter. Change caller. Handle merge sections.
6609 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6610 Address to Addend. Don't add in the result of
6611 local_section_offset, pass down the addend and use the returned
6612 value.
6613 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6614 Update declarations of local_section_offset and symbol_value.
6615 * testsuite/two_file_test_1.cc (t18): New function.
6616 * testsuite/two_file_test_2.cc (f18): New function.
6617 * testsuite/two_file_test_main.cc (main): Call t18.
6618 * testsuite/two_file_test.h (t18, f18): Declare.
6619
6835af53
ILT		 6620 * configure.ac: Don't test for objdump, c++filt, or readelf.
6621 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6622 conditionals.
6623 (TEST_READELF): New variable.
6624 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6625 (check_PROGRAMS): Add two_file_strip_test.
6626 (two_file_strip_test): New target.
6627 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6628 (two_file_same_shared_strip_test_SOURCES): New variable.
6629 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6630 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6631 (two_file_same_shared_strip_test_LDADD): New variable.
6632 (two_file_shared_strip.so): New target.
6633 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6634 (ver_test_5.syms, ver_test_7.syms): Likewise.
6635 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6636 (strip_test_3.stdout): Use TEST_OBJDUMP.
6637 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6638
86925eef
CC		 66392008-04-04 Cary Coutant <ccoutant@google.com>
6640
6641 * symtab.h (Symbol::is_weak_undefined): New function.
6642 (Symbol::is_strong_undefined): New function.
6643 (Symbol::is_absolute): New function.
6644 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6645 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6646 absolute symbols.
6647 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6648 (weak_undef_test): New target.
6649 * testsuite/Makefile.in: Rebuild.
6650 * testsuite/weak_undef_file1.cc: New file.
6651 * testsuite/weak_undef_file2.cc: New file.
6652 * testsuite/weak_undef_test.cc: New file.
6653
126f3ece
ILT		 66542008-04-03 Craig Silverstein <csilvers@google.com>
6655
6656 * compressed_output.h (class Output_compressed_section): Use
6657 unsigned buffer.
6658 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6659 add zlib header.
6660 (zlib_compressed_suffix): Removed.
6661 (Output_compressed_section::set_final_data_size): Use unsigned
6662 buffers.
6663 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6664 Fix linker invocation.
6665 (flagstest_o_specialfile_and_compress_debug_sections):
6666 Likewise.
6667 * testsuite/Makefile.in: Regenerated.
6668
deae2a14
DM		 66692008-04-02 David S. Miller <davem@davemloft.net>
6670
6671 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6672 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6673
70752818
ILT		 66742008-04-02 Craig Silverstein <csilvers@google.com>
6675
6676 * TODO: New file.
6677
39d0cb0e
ILT		 66782008-04-02 Ian Lance Taylor <iant@google.com>
6679
6680 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6681 parameters. Update for new key type to views_. Change all
6682 callers.
6683 (File_read::read): Adjust for byteshift in returned view.
6684 (File_read::add_view): New function, broken out of
6685 find_and_make_view.
6686 (File_read::make_view): New function, broken out of
6687 find_and_make_view.
6688 (File_read::find_or_make_view): Add offset and aligned
6689 parameters. Rewrite accordingly. Change all callers.
6690 (File_read::get_view): Add offset and aligned parameters. Adjust
6691 for byteshift in return value.
6692 (File_read::get_lasting_view): Likewise.
6693 * fileread.h (class File_read): Update declarations.
6694 (class File_read::View): Add byteshift_ field. Add byteshift to
6695 constructor. Add byteshift method.
6696 * archive.h (Archive::clear_uncached_views): New function.
6697 (Archive::get_view): Add aligned parameter. Change all callers.
6698 * object.h (Object::get_view): Add aligned parameter. Change all
6699 callers.
6700 (Object::get_lasting_view): Likewise.
6701
6702 * fileread.cc (File_read::release): Don't call clear_views if
6703 there are multiple objects.
6704 * fileread.h (File_read::clear_uncached_views): New function.
6705 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6706 on the archive.
6707
a1207466
CC		 67082008-03-31 Cary Coutant <ccoutant@google.com>
6709
6710 Add thin archive support.
6711 * archive.cc (Archive::armagt): New const.
6712 (Archive::setup): Remove task parameter and calls to unlock.
6713 (Archive::unlock_nested_archives): New function.
6714 (Archive::read_header): Add nested_off parameter. Change
6715 all callers.
6716 (Archive::interpret_header): Likewise.
6717 (Archive::include_all_members): Change to handle thin
6718 archives.
6719 (Archive::include_member): Likewise.
6720 * archive.h (Archive::Archive): Add new parameters and
6721 initializers.
6722 (Archive::armagt): New const.
6723 (Archive::setup): Remove task parameter.
6724 (Archive::unlock_nested_archives): New function.
6725 (Archive::read_header): Add nested_off parameter.
6726 (Archive::interpret_header): Likewise.
6727 (Archive::Nested_archive_table): New typedef.
6728 (Archive::is_thin_archive_): New field.
6729 (Archive::nested_archives_): New field.
6730 (Archive::options_): New field.
6731 (Archive::dirpath_): New field.
6732 (Archive::task_): New field.
6733 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6734 for thin archives. Pass additional parameters to
6735 Archive::Archive. Unlock the archive file after calling
6736 Archive::setup.
cd536b21 6737
479f6503
ILT		 67382008-03-29 Ian Lance Taylor <iant@google.com>
6739
686c8caf
ILT		 6740 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6741 version symbol to be local.
6742 * testsuite/ver_test_4.sh: New file.
6743 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6744 (check_DATA): Add ver_test_4.syms.
6745 (ver_test_4.syms): New target.
6746 * testsuite/Makefile.in: Rebuild.
6747
ab794b6b
ILT		 6748 * output.cc
6749 (Output_section::Input_section_sort_entry::has_priority): New
6750 function.
6751 (Output_section::Input_section_sort_entry::match_file_name): New
6752 function.
6753 (Output_section::Input_section_sort_entry::match_section_name):
6754 Remove.
6755 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6756 Remove.
6757 (Output_section::Input_section_sort_entry::match_section_file):
6758 Remove.
6759 (Output_section::Input_section_sort_compare::operator()): Rewrite
6760 using new Input_section_sort_entry functions. Sort crtbegin and
6761 crtend first. Sort sections with no priority before sections with
6762 a priority.
6763 * testsuite/initpri1.c (d3): Check j != 4.
6764 (cd5): New constructor/destructor function.
6765 (main): Check j != 2.
6766
479f6503
ILT		 6767 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6768 new symbol when resolving, don't call set_is_default.
6769 * testsuite/ver_test_7.cc: New file.
6770 * testsuite/ver_test_7.sh: New file.
6771 * testsuite/Makefile.am (ver_test_7.so): New target.
6772 (ver_test_7.o): New target.
6773 (check_SCRIPTS): Add ver_test_7.sh.
6774 (check_DATA): Add ver_test_7.syms.
6775 (ver_test_7.syms): New target.
6776
2fd32231
ILT		 67772008-03-28 Ian Lance Taylor <iant@google.com>
6778
6779 * layout.cc (Layout::layout): If we see an input section with a
6780 name that needs sorting, set the must_sort flag for the output
6781 section.
6782 (Layout::make_output_section): If the name of the output section
6783 indicates that it might require sorting, set the may_sort flag.
6784 * output.h (Output_section::may_sort_attached_input_sections): New
6785 function.
6786 (Output_section::set_may_sort_attached_input_sections): New
6787 function.
6788 (Output_section::must_sort_attached_input_sections): New
6789 function.
6790 (Output_section::set_must_sort_attached_input_sections): New
6791 function.
6792 (class Output_section): Declare Input_section_sort_entry. Define
6793 Input_section_sort_compare. Declare
6794 sort_attached_input_sections. Add new fields:
6795 may_sort_attached_input_sections_,
6796 must_sort_attached_input_sections_,
6797 attached_input_sections_are_sorted_.
6798 * output.cc (Output_section::Output_section): Initialize new
6799 fields.
6800 (Output_section::add_input_section): Add an entry to
6801 input_sections_ if may_sort or must_sort are true.
6802 (Output_section::set_final_data_size): Call
6803 sort_attached_input_sections if necessary.
6804 (Output_section::Input_section_sort_entry): Define new class.
6805 (Output_section::Input_section_sort_compare::operator()): New
6806 function.
6807 (Output_section::sort_attached_input_sections): New function.
6808 * configure.ac: Check whether the compiler supports constructor
6809 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6810 * testsuite/initpri1.c: New file.
6811 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6812 CONSTRUCTOR_PRIORITY.
6813 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6814 (initpri1_LDFLAGS): New variable.
6815 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6816
18e6b24e
ILT		 68172008-03-27 Ian Lance Taylor <iant@google.com>
6818
49bdd526
ILT		 6819 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6820 * testsuite/common_test_1.c: New file.
6821 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6822 (common_test_1_SOURCES): New variable.
6823 (common_test_1_DEPENDENCIES): New variable.
6824 (common_test_1_LDFLAGS): New variable.
6825
18e6b24e
ILT		 6826 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6827 and commons_ correctly when NAME/VERSION does not override
6828 NAME/NULL.
6829 * testsuite/ver_test_6.c: New file.
6830 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6831 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6832 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6833
04bf7072
ILT		 68342008-03-26 Ian Lance Taylor <iant@google.com>
6835
5871526f
ILT		 6836 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6837 of an undefined symbol from a version script.
6838 * testsuite/Makefile.am (ver_test_5.so): New target.
6839 (ver_test_5.o): New target.
6840 (check_SCRIPTS): Add ver_test_5.sh.
6841 (check_DATA): Add ver_test_5.syms.
6842 (ver_test_5.syms): New target.
6843 * testsuite/ver_test_5.cc: New file.
6844 * testsuite/ver_test_5.script: New file.
6845 * testsuite/ver_test_5.sh: New file.
6846 * Makefile.in, testsuite/Makefile.in: Rebuild.
6847
04bf7072
ILT		 6848 PR gold/5986
6849 Fix problems building gold with gcc 4.3.0.
6850 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6851 (gold_error_at_location, gold_warning_at_location): Use it.
6852 * configure.ac: Check whether we can compile and use a template
6853 function with a printf attribute.
6854 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6855 when jumping over bytes.
6856 * object.cc: Instantiate Object::read_section_data.
6857 * debug.h: Include <cstring>
6858 * dwarf_reader.cc: Include <algorithm>
6859 * main.cc: Include <cstring>.
6860 * options.cc: Include <cstring>.
6861 * output.cc: Include <cstring>.
6862 * script.cc: Include <cstring>.
6863 * script.h: Include <string>.
6864 * symtab.cc: Include <cstring> and <algorithm>.
6865 * target-select.cc: Include <cstring>.
6866 * version.cc: Include <string>.
6867 * testsuite/testmain.cc: Include <cstdlib>.
6868 * configure, config.in: Rebuild.
6869
874c5b28
ILT		 68702008-03-25 Ian Lance Taylor <iant@google.com>
6871
819d6c3a
ILT		 6872 * options.cc: Include "../bfd/bfdver.h".
6873 (options::help): Print bug reporting address.
6874
f4b2c6f5
ILT		 6875 * version.cc (print_version): Adjust output for current value of
6876 BFD_VERSION_STRING.
6877
6878 * NEWS: New file.
6879
e96caa79
ILT		 6880 * options.cc (options::help): Print list of supported targets.
6881 * target-select.h: Include <vector>.
6882 (class Target_selector): Make machine_, size_, and is_big_endian_
6883 fields const. Add bfd_name_ and instantiated_target_ fields.
6884 (Target_selector::Target_selector): Add bfd_name parameter.
6885 (Target_selector::recognize): Make non-virtual, call
6886 do_recognize.
6887 (Target_selector::recognize_by_name): Make non-virtual, call
6888 do_recognize_by_name.
6889 (Target_selector::supported_names): New function.
6890 (Target_selector::bfd_name): New function.
6891 (Target_selector::do_instantiate_target): New pure virtual
6892 function.
6893 (Target_selector::do_recognize): New virtual function.
6894 (Target_selector::do_recognize_by_name): New virtual function.
6895 (Target_selector::instantiate_target): New private function.
6896 (supported_target_names): Declare.
6897 * target-select.cc (Target_selector::Target_selector): Update for
6898 new parameter and fields.
6899 (select_target_by_name): Check that the name matches before
6900 calling recognize_by_name.
6901 (supported_target_names): New function.
6902 * i386.cc (class Target_selector_i386): Update Target_selector
6903 constructor call. Remove recognize and recognize_by_name. Add
6904 do_instantiate_target.
6905 * x86_64.cc (class Target_selector_x86_64): Likewise.
6906 * testsuite/testfile.cc (class Target_selector_test): Update for
6907 changes to Target_selector.
6908
874c5b28
ILT		 6909 * README: Rewrite, with some notes on unsupported features.
6910
0a65a3a7
CC		 69112008-03-24 Cary Coutant <ccoutant@google.com>
6912
6913 * i386.cc (Target_i386::Got_type): New enum declaration.
6914 (Target_i386::Scan::local): Updated callers of Output_data_got
6915 member functions.
6916 (Target_i386::Scan::global): Likewise.
6917 (Target_i386::Relocate::relocate): Likewise.
6918 (Target_i386::Relocate::relocate_tls): Likewise.
6919 * object.h (Got_offset_list): New class.
6920 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6921 (Sized_relobj::local_got_offset): Likewise.
6922 (Sized_relobj::set_local_got_offset): Likewise.
6923 (Sized_relobj::local_has_tls_got_offset): Removed.
6924 (Sized_relobj::local_tls_got_offset): Removed.
6925 (Sized_relobj::set_local_tls_got_offset): Removed.
6926 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6927 * output.cc (Output_data_got::add_global): Added got_type parameter.
6928 (Output_data_got::add_global_with_rel): Likewise.
6929 (Output_data_got::add_global_with_rela): Likewise.
6930 (Output_data_got::add_global_pair_with_rel): New function.
6931 (Output_data_got::add_global_pair_with_rela): New function.
6932 (Output_data_got::add_local): Added got_type parameter.
6933 (Output_data_got::add_local_with_rel): Likewise.
6934 (Output_data_got::add_local_with_rela): Likewise.
6935 (Output_data_got::add_local_pair_with_rel): New function.
6936 (Output_data_got::add_local_pair_with_rela): New function.
6937 (Output_data_got::add_global_tls): Removed.
6938 (Output_data_got::add_global_tls_with_rel): Removed.
6939 (Output_data_got::add_global_tls_with_rela): Removed.
6940 (Output_data_got::add_local_tls): Removed.
6941 (Output_data_got::add_local_tls_with_rel): Removed.
6942 (Output_data_got::add_local_tls_with_rela): Removed.
6943 * output.h (Output_data_got::add_global): Added got_type parameter.
6944 (Output_data_got::add_global_with_rel): Likewise.
6945 (Output_data_got::add_global_with_rela): Likewise.
6946 (Output_data_got::add_global_pair_with_rel): New function.
6947 (Output_data_got::add_global_pair_with_rela): New function.
6948 (Output_data_got::add_local): Added got_type parameter.
6949 (Output_data_got::add_local_with_rel): Likewise.
6950 (Output_data_got::add_local_with_rela): Likewise.
6951 (Output_data_got::add_local_pair_with_rel): New function.
6952 (Output_data_got::add_local_pair_with_rela): New function.
6953 (Output_data_got::add_global_tls): Removed.
6954 (Output_data_got::add_global_tls_with_rel): Removed.
6955 (Output_data_got::add_global_tls_with_rela): Removed.
6956 (Output_data_got::add_local_tls): Removed.
6957 (Output_data_got::add_local_tls_with_rel): Removed.
6958 (Output_data_got::add_local_tls_with_rela): Removed.
6959 * resolve.cc (Symbol::override_base_with_special): Removed
6960 reference to has_got_offset_ field.
6961 * symtab.cc (Symbol::init_fields): Replaced initialization
6962 of got_offset_ with got_offsets_. Removed initialization
6963 of has_got_offset_
53fcba31 6964 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 6965 (Symbol::got_offset): Likewise.
6966 (Symbol::set_got_offset): Likewise.
6967 (Symbol::has_tls_got_offset): Removed.
6968 (Symbol::tls_got_offset): Removed.
6969 (Symbol::set_tls_got_offset): Removed.
6970 (Symbol::got_offset_): Removed.
6971 (Symbol::tls_mod_got_offset_): Removed.
6972 (Symbol::tls_pair_got_offset_): Removed.
6973 (Symbol::got_offsets_): New field.
6974 (Symbol::has_got_offset): Removed.
6975 (Symbol::has_tls_mod_got_offset): Removed.
6976 (Symbol::has_tls_pair_got_offset): Removed.
6977 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6978 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6979 member functions.
6980 (Target_x86_64::Scan::global): Likewise.
6981 (Target_x86_64::Relocate::relocate): Likewise.
6982 (Target_x86_64::Relocate::relocate_tls): Likewise.
6983
bd52eafb
BE		 69842008-03-25 Ben Elliston <bje@au.ibm.com>
6985
6986 * yyscript.y: Fix spelling error in comment.
6987
8b105e34
ILT		 69882008-03-24 Ian Lance Taylor <iant@google.com>
6989
8ed814a9
ILT		 6990 * options.h (class General_options): Define build_id option.
6991 * layout.h (class Layout): Declare write_build_id, create_note,
6992 create_build_id. Add build_id_note_ member.
6993 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6994 "libiberty.h", "md5.h", "sha1.h".
6995 (Layout::Layout): Initialize eh_frame_data_,
6996 eh_frame_hdr_section_, and build_id_note_.
6997 (Layout::finalize): Call create_build_id.
6998 (Layout::create_note): New function, broken out of
6999 Layout::create_gold_note.
7000 (Layout::create_gold_note): Call create_note.
7001 (Layout::create_build_id): New function.
7002 (Layout::write_build_id): New function.
7003 (Close_task_runner::run): Call write_build_id.
7004
8b105e34
ILT		 7005 * x86_64.cc: Correct license to GPLv3.
7006
086a1841
ILT		 70072008-03-23 Ian Lance Taylor <iant@google.com>
7008
7009 * options.cc: Include "demangle.h".
7010 (parse_optional_string): New function.
7011 (parse_long_option): Handle takes_optional_argument.
7012 (parse_short_option): Update dash_z initializer. Handle
7013 takes_optional_argument.
7014 (General_options::General_options): Initialize do_demangle_.
7015 (General_options::finalize): Set do_demangle_. Handle demangling
7016 style.
7017 * options.h (parse_optional_string): Declare.
7018 (struct One_option): Add optional_arg field. Update constructor.
7019 Update call constructor calls. Add takes_optional_argument
7020 function.
7021 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7022 (DEFINE_optional_string): Define.
7023 (General_options::demangle): Change from DEFINE_bool to
7024 DEFINE_optional_string.
7025 (General_options::no_demangle): New function.
7026 (General_options::do_demangle): New function.
7027 (General_options::set_do_demangle): New function.
7028 (General_options::execstack_status_): Move definition to end of
7029 class definition.
7030 (General_options::static_): Likewise.
7031 (General_options::do_demangle_): New field.
7032 * object.cc (big_endian>::get_symbol_location_info): Call
7033 Options::do_demangle, not Options::demangle.
7034 * symtab.cc (demangle): Likewise.
7035
cbb93e63
ILT		 70362008-03-22 Ian Lance Taylor <iant@google.com>
7037
7038 * gold.h: Include <cstddef> and <sys/types.h>
7039 * options.h: Include <cstring>.
7040
ec531623
ILT		 70412008-03-21 Ian Lance Taylor <iant@google.com>
7042
7043 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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