[GOLD, PowerPC] Add --no-stub-group-multi
[external/binutils.git] / gold / ChangeLog
1 2017-09-19  Alan Modra  <amodra@gmail.com>
2
3         * options.h (stub-group-multi): Default to true.  Add
4         --no-stub-group-multi.
5
6 2017-08-30  Alan Modra  <amodra@gmail.com>
7
8         * powerpc.cc (Target_powerpc::Relocate::relocate): Nop addis on
9         TPREL16_HA, and convert insn on TPREL16_LO and TPREL16_LO_DS
10         relocs to use r2/r13 when addis would add zero.
11
12 2017-08-29  Alan Modra  <amodra@gmail.com>
13
14         * options.h (tls_get_addr_optimize): New option.
15         * symtab.h (Symbol::clear_in_reg, clone): New functions.
16         (Sized_symbol::clone): New function.
17         (Symbol_table::clone): New function.
18         * resolve.cc (Symbol::clone, Sized_symbol::clone): New functions.
19         * powerpc.cc (Target_powerpc::has_tls_get_addr_opt_,
20         tls_get_addr_, tls_get_addr_opt_): New vars.
21         (Target_powerpc::tls_get_addr_opt, tls_get_addr,
22         is_tls_get_addr_opt, replace_tls_get_addr,
23         set_has_tls_get_addr_opt, stk_linker): New functions.
24         (Target_powerpc::Track_tls::maybe_skip_tls_get_addr_call): Add
25         target param.  Update callers.  Compare symbols rather than names.
26         (Target_powerpc::do_define_standard_symbols): Init tls_get_addr_
27         and tls_get_addr_opt_.
28         (Target_powerpc::Branch_info::mark_pltcall): Translate tls_get_addr
29         sym to tls_get_addr_opt.
30         (Target_powerpc::Branch_info::make_stub): Likewise.
31         (Stub_table::define_stub_syms): Likewise.
32         (Target_powerpc::Scan::global): Likewise.
33         (Target_powerpc::Relocate::relocate): Likewise.
34         (add_3_12_2, add_3_12_13, bctrl, beqlr, cmpdi_11_0, cmpwi_11_0,
35         ld_11_1, ld_11_3, ld_12_3, lwz_11_3, lwz_12_3, mr_0_3, mr_3_0,
36         mtlr_11, std_11_1): New constants.
37         (Stub_table::eh_frame_added_): Delete.
38         (Stub_table::tls_get_addr_opt_bctrl_, plt_fde_len_, plt_fde_): New vars.
39         (Stub_table::init_plt_fde): New functions.
40         (Stub_table::add_eh_frame, replace_eh_frame): Move definition out
41         of line.  Init and use plt_fde_.
42         (Stub_table::plt_call_size): Return size for tls_get_addr stub.
43         Extract alignment code to..
44         (Stub_table::plt_call_align): ..this new function.  Adjust all callers.
45         (Stub_table::add_plt_call_entry): Set has_tls_get_addr_opt and
46         tls_get_addr_opt_bctrl, and align after that.
47         (Stub_table::do_write): Write out tls_get_addr stub.
48         (Target_powerpc::do_finalize_sections): Emit DT_PPC_OPT
49         PPC_OPT_TLS/PPC64_OPT_TLS bit.
50         (Target_powerpc::Relocate::relocate): Don't check for or modify
51         nop following bl for tls_get_addr stub.
52
53 2017-08-29  Alan Modra  <amodra@gmail.com>
54
55         * symtab.h (Symbol): Split u_ into u1_ and u2_.  Adjust accessors
56         to suit.  Move plt_offset_ before got_offsets_.
57         * symtab.cc (Symbol::init_fields): Adjust for union change.
58         (Symbol::init_base_output_data): Likewise.
59         (Symbol::init_base_output_segment): Likewise.
60         (Symbol::allocate_base_common): Likewise.
61         (Symbol::output_section): Likewise.
62         (Symbol::set_output_section): Likewise.
63         (Symbol::set_output_segment): Likewise.
64         * resolve.cc (Symbol::override_base): Likewise.
65         (Symbol::override_base_with_special): Likewise.
66
67 2017-08-28  Igor Kudrin  <ikudrin@accesssoftek.com>
68
69         * aarch64.cc (Target_aarch64::Relocate::relocate_tls):
70         Make got_tlsdesc_offset signed and fix its calculation.
71         * testsuite/Makefile.am (aarch64_tlsdesc): New test.
72         * testsuite/Makefile.in: Regenerate.
73         * testsuite/aarch64_tlsdesc.s: New test source file.
74         * testsuite/aarch64_tlsdesc.sh: New test script.
75         * testsuite/aarch64_tlsdesc.t: New test linker script.
76
77 2017-08-28  Alan Modra  <amodra@gmail.com>
78
79         PR 21847
80         * powerpc.cc (Target_powerpc::is_elfv2_localentry0): Test
81         non_zero_localentry.
82         (Target_powerpc::resolve): New function.
83         (powerpc_info): Set has_resolve for 64-bit.
84         * target.h (Sized_target::resolve): Return bool.
85         * resolve.cc (Symbol_table::resolve): Continue with normal
86         processing when target resolve returns false.
87         * symtab.h (Symbol::non_zero_localentry, set_non_zero_localentry):
88         New accessors.
89         (Symbol::non_zero_localentry_): New flag bit.
90         * symtab.cc (Symbol::init_fields): Init non_zero_localentry_.
91
92 2017-08-08  Romain Geissler  <romain.geissler@gmail.com>
93             Alan Modra  <amodra@gmail.com>
94
95         * configure.ac: Add --enable-default-hash-style option.
96         * options.h (hash_style): Use DEFAULT_HASH_STYLE as default value.
97         * configure: Regenerate.
98         * config.in: Regenerate.
99
100 2017-08-03  James Clarke  <jrtc27@jrtc27.com>
101
102         * options.h (General_options): Set a non-NULL second help string
103         argument for relax to allow --no-relax.
104
105 2017-08-01  Alan Modra  <amodra@gmail.com>
106
107         * ehframe.cc (Fde::operator==): New.
108         (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): New.
109         * ehframe.h (Fde::operator==): Declare.
110         (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): Likewise.
111         * layout.cc (Layout::remove_eh_frame_for_plt): New.
112         * layout.h (Layout::remove_eh_frame_for_plt): Declare.
113         * powerpc.cc (Target_powerpc::do_relax): Remove old eh_frame FDEs.
114         (Stub_table::add_eh_frame): Delete eh_frame_added_ condition.
115         Don't add eh_frame for empty stub section.
116         (Stub_table::remove_eh_frame): New.
117
118 2017-07-31  Alan Modra  <amodra@gmail.com>
119
120         * options.h (no_tls_optimize): New powerpc option.
121         * powerpc.cc (Target_powerpc::abiversion, set_abiversion): Formatting.
122         (Target_powerpc::stk_toc): Formatting, fix comment.
123         (Target_powerpc::Track_tls::tls_get_addr_state): Rename from
124         tls_get_addr.
125         (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
126         Return TLSOPT_NONE when !tls_optimize.
127         (Target_powerpc::add_global_pair_with_rel): Check
128         for existing reloc before reserving.
129         (Target_powerpc::add_local_tls_pair): Likewise.
130
131 2017-07-31  Alan Modra  <amodra@gmail.com>
132
133         PR 21847
134         * powerpc.cc (Target_powerpc::scan_relocs): Warn on --plt-localentry
135         without ld.so checks.
136
137 2017-07-29  Alan Modra  <amodra@gmail.com>
138
139         PR 21847
140         * powerpc.cc (Target_powerpc::scan_relocs): Default to
141         --no-plt-localentry.
142
143 2017-07-28  H.J. Lu  <hongjiu.lu@intel.com>
144
145         PR gold/21857
146         * compressed_output.cc (Output_compressed_section::set_final_data_size):
147         Call put_ch_reserved to clear the reserved field for 64-bit ELF.
148
149 2017-07-26  H.J. Lu  <hongjiu.lu@intel.com>
150
151         * mips.cc (Mips_relocate_functions): Add "llu" suffix to
152         0x800080008000.
153
154 2017-07-23  Alan Modra  <amodra@gmail.com>
155
156         * powerpc.cc (glink_eh_frame_fde_64v2): Correct advance to
157         restore of LR.
158         (glink_eh_frame_fde_64v1): Advance to restore of LR at latest
159         possible insn.
160
161 2017-07-18  Nick Clifton  <nickc@redhat.com>
162
163         PR 21775
164         * aarch64.cc: Fix spelling typos.
165         * arm.cc: Likewise.
166         * layout.cc: Likewise.
167         * powerpc.cc: Likewise.
168         * x86_64.cc: Likewise.
169
170 2017-07-12  Alan Modra  <amodra@gmail.com>
171
172         * po/es.po: Update from translationproject.org/latest/gold/.
173         * po/fi.po: Likewise.
174         * po/fr.po: Likewise.
175         * po/id.po: Likewise.
176         * po/it.po: Likewise.
177         * po/vi.po: Likewise.
178         * po/zh_CN.po: Likewise.
179         * po/ja.po: New file from translationproject.org.
180         * po/sv.po: Likewise.
181         * po/uk.po: Likewise.
182
183 2017-07-06  Han Shen  <shenhan@google.com>
184
185         PR gold/21491
186         * aarch64.cc (Erratum_stub::invalidate_erratum_stub): New method.
187         (Erratum_stub::is_invalidated_erratum_stub): New method.
188         (Stub_table::relocate_reloc_stub): Renamed from "relocate_stub".
189         (Stub_table::relocate_reloc_stubs): Renamed from "relocate_stubs".
190         (Stub_table::relocate_erratum_stub): New method.
191         (AArch64_relobj::fix_errata_and_relocate_erratum_stubs): Renamed from
192         "fix_errata".
193         (Target_aarch64::relocate_reloc_stub): Renamed from "relocate_stub".
194
195 2017-06-23  Alan Modra  <amodra@gmail.com>
196
197         * options.h (General_options): Add plt_localentry.
198         * powerpc.cc (Target_powerpc::st_other): New function.
199         (Target_powerpc::plt_localentry0_, plt_localentry0_init_,
200         has_localentry0_): New vars.
201         (Target_powerpc::plt_localentry0, set_has_localentry0,
202         is_elfv2_localentry0): New functions.
203         (Target_powerpc::Branch_info::mark_pltcall): Don't set tocsave or
204         return true for localentry:0 calls.
205         (Stub_table::Plt_stub_ent::localentry0_): New var.
206         (Stub_table::add_plt_call_entry): Set localentry0_ and has_localentry0_.
207         Don't set r2save_ for localentry:0 calls.
208         (Output_data_glink::do_write): Save r2 in __glink_PLTresolve for elfv2.
209         (Target_powerpc::scan_relocs): Default plt_localentry0_.
210         (Target_powerpc::do_finalize_sections): Set DT_PPC64_OPT.
211         (Target_powerpc::Relocate::relocate): Don't require nop following
212         calls for localentry:0 plt calls, and don't change nop.
213
214 2017-06-23  Alan Modra  <amodra@gmail.com>
215
216         * powerpc.cc (Target_powerpc::tocsave_loc_): New var.
217         (Target_powerpc::mark_pltcall, add_tocsave, tocsave_loc): New functions.
218         (Target_powerpc::Branch_info::tocsave_): New var.
219         (Target_powerpc::Branch_info::mark_pltcall): New function.
220         (Target_powerpc::Branch_info::make_stub): Pass tocsave_ to
221         add_plt_call_entry.
222         (Stub_table::Plt_stub_ent): Make public.  Add r2save_.
223         (Stub_table::add_plt_call_entry): Add bool tocsave_ param.  Set
224         r2save_.
225         (Stub_table::find_plt_call_entry): Return Plt_stub_ent*.  Adjust
226         use throughout.
227         (Stub_table::do_write): Conditionally output r2 save in plt stubs.
228         (Target_powerpc::Scan::local): Handle R_PPC64_TOCSAVE.
229         (Target_powerpc::Scan::global): Likewise.
230         (Target_powerpc::Relocate::relocate): Skip r2 save in plt call stub
231         with tocsave reloc.  Replace header tocsave nop with r2 save.
232         * symtab.h (struct Symbol_location_hash): Make public.
233
234 2017-06-21  Alan Modra  <amodra@gmail.com>
235
236         * powerpc.cc (Plt_stub_key): Rename from Plt_stub_ent.  Remove indx_.
237         (Plt_stub_key_hash): Rename from Plt_stub_ent_hash.
238         (struct Plt_stub_ent): New.
239         (Plt_stub_entries): Map from Plt_stub_key to Plt_stub_ent.  Adjust
240         use throughout file.
241
242 2017-06-20  Eric Christopher  <echristo@gmail.com>
243
244         * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to
245         calculate the symbol value.
246         (scan_reloc_section_for_stubs): Allow stubs to be created for
247         section symbols.
248         (maybe_apply_stub): Handle creating stubs for weak symbols to
249         match the code in scan_reloc_for_stub.
250
251 2017-06-20  James Clarke  <jrtc27@jrtc27.com>
252
253         * powerpc.cc (Stub_table::define_stub_syms): Always include object's
254         uniq_ value.
255
256 2017-06-15  Eric Christopher  <echristo@gmail.com>
257
258         * aarch64.cc: Fix a few typos and grammar-os.
259
260 2017-06-15  Jiong Wang  <jiong.wang@arm.com>
261
262         * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
263         (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
264         Return ture for some TLS relaxed sequences.
265
266 2017-06-07  Eric Christopher  <echristo@gmail.com>
267
268         * aarch64.cc (maybe_apply_stub): Add debug logging for looking
269         up stubs to undefined symbols and early return rather than
270         fail to look them up.
271         (scan_reloc_for_stub): Add debug logging for no stub creation
272         for undefined symbols.
273
274 2017-05-23  Alan Modra  <amodra@gmail.com>
275
276         PR 21503
277         * options.h: Add --emit-stub-syms option.
278         * powerpc.cc (object_id): New.
279         (Powerpc_relobj): Add uniq_ and accessor.  Sort variables for
280         better packing.
281         (Powerpc_dynobj): Sort variables for better packing.
282         (Target_powerpc::define_local): New function.
283         (Target_powerpc::group_sections): Pass stub table size to
284         Stub_table constructor.
285         (Target_powerpc::do_relax): Define stub and glink symbols.
286         (Stub_table): Add uniq_ variable, and id param to constructor.
287         (Stub_table::Plt_stub_ent): Add indx_ variable.
288         (Stub_table::Branch_stub_entries): Move typedef earlier.
289         (Stub_table::branch_stub_size): Replace "to" parameter with a
290         Branch_stub_entries iterator.
291         (Stub_table::add_long_branch_entry): Adjust to suit.
292         (Stub_table::add_plt_call_entry): Set indx_.
293         (Stub_table::define_stub_syms): New function.
294
295 2017-05-15  Eric Christopher <echristo@gmail.com>
296
297         * layout.cc (Layout::segment_precedes): Add a case for testing
298         pointer equality when determining which segment precedes
299         another.
300
301 2017-05-13  James Clarke  <jrtc27@jrtc27.com>
302
303         PR gold/21444
304         * gold.cc (Target_sparc::Relocate::relocate_tls): Local
305         variables are final for position-independent executables. This
306         has to be consistent with Target_sparc::Scan::local otherwise
307         they will disagree as to whether local-exec is used.
308
309 2017-05-12  Igor Kudrin  <ikudrin@accesssoftek.com>
310
311         PR gold/21430
312         * aarch64.cc
313         (AArch64_relobj::convert_input_section_to_relaxed_section):
314         Set the section offset to -1ULL.
315         (Target_aarch64::relocate_section): Adjust the view in case
316         of a relaxed input section.
317         * testsuite/Makefile.am (pr21430): New test.
318         * testsuite/Makefile.in: Regenerate
319         * testsuite/pr21430.s: New test source file.
320         * testsuite/pr21430.sh: New test script.
321
322 2017-04-27  Alan Modra  <amodra@gmail.com>
323
324         * testsuite/plugin_section_order.c (onload): Add missing break.
325
326 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
327
328         * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
329         possibility of collisions.
330         (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
331         entries.
332
333 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
334
335         * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
336         member.
337         (Mips_relobj::merge_processor_specific_data): New method.
338         (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
339         to false, only if the input file is a binary or if object has no
340         contents except the section name string table and an empty symbol
341         table with the undefined symbol.
342         (Target_mips::do_finalize_sections): Refactor.  Skip empty object files
343         for merging processor-specific data.
344
345 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
346
347         * mips.cc (Target_mips::Relocate::calculated_value_): New data
348         member.
349         (Target_mips::Relocate::calculate_only_): Likewise.
350         (Target_mips::Relocate::relocate): Handle multiple consecutive
351         relocations with the same offset.
352
353 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
354
355         * mips.cc (Target_mips::Relocate::relocate): Remove redundant
356         checks for relocatable link.
357         (Mips_relocate_functions::reljalr): Likewise.
358
359 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
360
361         * mips.cc (class Mips_output_section_options): New class.
362         (Target_mips::do_make_output_section): New method.
363
364 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
365
366         * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
367         overflow error message.
368         (Target_mips::relocate_special_relocatable): Improve relocation
369         overflow error message.
370         (Target_mips::Relocate::relocate): Likewise.
371
372 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
373
374         * mips.cc (symbol_refs_local): Return false if a symbol
375         is from a dynamic object.
376         (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
377         (Target_mips::set_gp): Refactor.  Make _gp STT_NOTYPE and
378         STB_LOCAL.
379         (Target_mips::do_finalize_sections): Set _gp after all the checks
380         for creating .got are done.
381         (Target_mips::Scan::global): Remove unused code.
382
383 2017-02-22  Alan Modra  <amodra@gmail.com>
384
385         * powerpc.cc (Target_powerpc::make_iplt_section): Check that
386         output_section exists before attempting add_output_section_data.
387         (Target_powerpc::make_brlt_section): Likewise.
388
389 2017-02-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
390
391         * mips.cc (Target_mips::Scan::get_reference_flags): Remove
392         gold_unreachable from default case.
393
394 2017-02-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
395
396         PR gold/21111
397         * mips.cc (Mips_relocate_functions::relhigher): New method.
398         (Mips_relocate_functions::relhighest): Likewise.
399         (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
400         R_MIPS_HIGHEST.
401         (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
402         R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
403         (Target_mips::Scan::global): Likewise.
404         (Target_mips::Scan::get_reference_flags): Likewise.
405         (Target_mips::Relocate::relocate): Call static methods for resolving
406         HIGHER and HIGHEST relocations.
407
408 2017-02-03  Rahul Chaudhry  <rahulchaudhry@google.com>
409
410         * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
411         Return true even when building pie binaries.
412         (Target_x86_64::possible_function_pointer_reloc): Check opcode
413         for R_X86_64_PC32 relocations.
414         (Target_x86_64::local_reloc_may_be_function_pointer): Pass
415         extra arguments to local_reloc_may_be_function_pointer.
416         (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
417         * gc.h (gc_process_relocs): Add check for STT_FUNC.
418         * testsuite/Makefile.am (icf_safe_pie_test): New test case.
419         * testsuite/Makefile.in: Regenerate.
420         * testsuite/icf_safe_pie_test.sh: New shell script.
421
422 2017-02-03  Alan Modra  <amodra@gmail.com>
423
424         * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
425         when no .toc section exists.
426
427 2017-01-31  Cary Coutant  <ccoutant@gmail.com>
428
429         PR gold/21090
430         * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
431         for predefined symbol.
432         (Target_x86_64::Relocate::relocate): Fix formatting.
433
434 2017-01-23  Rahul Chaudhry  <rahulchaudhry@google.com>
435
436         * testsuite/icf_safe_so_test.sh: Use "set -e".
437         * testsuite/icf_safe_test.sh: Likewise.
438         * testsuite/icf_test.sh: Likewise.
439
440 2017-01-23  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
441
442         * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
443         type.
444         (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
445         point to .plt.
446
447 2017-01-23  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
448
449         PR gold/21054
450         * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
451         to the dynamic symbol table if it is forced to local visibility.
452         (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
453         dynamic symbol table if it is forced to local visibility.
454
455 2017-01-20  Nick Clifton  <nickc@redhat.com>
456
457         * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
458         from a pointer to an array.
459
460 2017-01-13  H.J. Lu  <hongjiu.lu@intel.com>
461
462         PR gold/21040
463         * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
464         Cast 0x80008000 to uint64_t.
465
466 2017-01-12  Cary Coutant  <ccoutant@gmail.com>
467
468         * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
469
470 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
471
472         PR gold/21040
473         * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
474         Remove unnecessary 'typename' keyword.
475         (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
476         (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
477         (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
478         (Output_data_plt_x86_64_bnd::do_write): Likewise.
479
480 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
481
482         PR gold/21040
483         * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
484         Remove unnecessary 'typename' keyword.
485         (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
486         (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
487         (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
488         * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
489         declarations.
490
491 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
492
493         PR gold/21039
494         * testsuite/script_test_13.sh: Adjust patterns to work for i386.
495         * testsuite/script_test_15a.sh: Likewise.
496         * testsuite/script_test_15b.sh: Likewise.
497         * testsuite/script_test_15c.sh: Likewise.
498
499 2017-01-11  Alan Modra  <amodra@gmail.com>
500
501         * powerpc.cc (class Powerpc_copy_relocs): New.
502         (Powerpc_copy_relocs::emit): New function.
503         (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
504         (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
505         (Powerpc_relobj::do_relocate_sections): New function.
506         (Powerpc_relobj::make_toc_relative): Likewise.
507         (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
508         and .toc too.
509         (ok_lo_toc_insn): Move earlier, and handle more insns.
510         (Target_powerpc::Scan::local): If optimizing toc accesses, set
511         no_toc_opt for entries we can't edit.  Check insn validity.
512         Emit "toc optimization is not supported" warning, downgraded
513         from error.
514         (Target_powerpc::Scan::global): Likewise.
515         (Target_powerpc::Relocate::relocate): Edit TOC indirect code
516         to TOC relative.  Don't emit "toc optimization is not supported"
517         error here.
518
519 2017-01-10  Cary Coutant  <ccoutant@gmail.com>
520
521         * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
522         Sized_relobj_file::relocate_section_range().
523         * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
524         * object.h (Sized_relobj_file::relocate_section_range): New method.
525         * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
526         implementation...
527         (Sized_relobj_file::relocate_section_range): ...to new method.
528
529 2017-01-10  Alan Modra  <amodra@gmail.com>
530
531         * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
532         _GLOBAL_OFFSET_TABLE_.  Allow zero count.
533         * testsuite/copy_test_relro_1.cc (c, q): New vars.
534         * testsuite/copy_test_relro.cc: Rewrite to test read-only
535         status of variables directly.  Reference new vars in
536         read-only data.
537
538 2017-01-10  Alan Modra  <amodra@gmail.com>
539
540         * options.h: Add --secure-plt option.
541         * powerpc.cc (Target_powerpc::Scan::local): Detect and error
542         on -fPIC -mbss-plt code.
543         (Target_powerpc::Scan::global): Likewise.
544
545 2017-01-09  Alan Modra  <amodra@gmail.com>
546
547         * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
548         ".rela.plt" at ".plt".
549
550 2017-01-07  Alan Modra  <amodra@gmail.com>
551
552         * powerpc.cc: Use shorter equivalent elfcpp typedef for
553         Reltype and reloc_size throughout.
554         (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
555         (Target_powerpc::Scan::local): Use local var r_sym.
556         (Target_powerpc::Scan::global: Likewise.
557         (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
558
559 2017-01-02  Alan Modra  <amodra@gmail.com>
560
561         Update year range in copyright notice of all files.
562
563 For older changes see ChangeLog-2016
564 \f
565 Copyright (C) 2017 Free Software Foundation, Inc.
566
567 Copying and distribution of this file, with or without modification,
568 are permitted in any medium without royalty provided the copyright
569 notice and this notice are preserved.
570
571 Local Variables:
572 mode: change-log
573 left-margin: 8
574 fill-column: 74
575 version-control: never
576 End: