1 2017-06-20 Eric Christopher <echristo@gmail.com>
3 * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to
4 calculate the symbol value.
5 (scan_reloc_section_for_stubs): Allow stubs to be created for
7 (maybe_apply_stub): Handle creating stubs for weak symbols to
8 match the code in scan_reloc_for_stub.
10 2017-06-20 James Clarke <jrtc27@jrtc27.com>
12 * powerpc.cc (Stub_table::define_stub_syms): Always include object's
15 2017-06-15 Eric Christopher <echristo@gmail.com>
17 * aarch64.cc: Fix a few typos and grammar-os.
19 2017-06-15 Jiong Wang <jiong.wang@arm.com>
21 * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
22 (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
23 Return ture for some TLS relaxed sequences.
25 2017-06-07 Eric Christopher <echristo@gmail.com>
27 * aarch64.cc (maybe_apply_stub): Add debug logging for looking
28 up stubs to undefined symbols and early return rather than
30 (scan_reloc_for_stub): Add debug logging for no stub creation
31 for undefined symbols.
33 2017-05-23 Alan Modra <amodra@gmail.com>
36 * options.h: Add --emit-stub-syms option.
37 * powerpc.cc (object_id): New.
38 (Powerpc_relobj): Add uniq_ and accessor. Sort variables for
40 (Powerpc_dynobj): Sort variables for better packing.
41 (Target_powerpc::define_local): New function.
42 (Target_powerpc::group_sections): Pass stub table size to
43 Stub_table constructor.
44 (Target_powerpc::do_relax): Define stub and glink symbols.
45 (Stub_table): Add uniq_ variable, and id param to constructor.
46 (Stub_table::Plt_stub_ent): Add indx_ variable.
47 (Stub_table::Branch_stub_entries): Move typedef earlier.
48 (Stub_table::branch_stub_size): Replace "to" parameter with a
49 Branch_stub_entries iterator.
50 (Stub_table::add_long_branch_entry): Adjust to suit.
51 (Stub_table::add_plt_call_entry): Set indx_.
52 (Stub_table::define_stub_syms): New function.
54 2017-05-15 Eric Christopher <echristo@gmail.com>
56 * layout.cc (Layout::segment_precedes): Add a case for testing
57 pointer equality when determining which segment precedes
60 2017-05-13 James Clarke <jrtc27@jrtc27.com>
63 * gold.cc (Target_sparc::Relocate::relocate_tls): Local
64 variables are final for position-independent executables. This
65 has to be consistent with Target_sparc::Scan::local otherwise
66 they will disagree as to whether local-exec is used.
68 2017-05-12 Igor Kudrin <ikudrin@accesssoftek.com>
72 (AArch64_relobj::convert_input_section_to_relaxed_section):
73 Set the section offset to -1ULL.
74 (Target_aarch64::relocate_section): Adjust the view in case
75 of a relaxed input section.
76 * testsuite/Makefile.am (pr21430): New test.
77 * testsuite/Makefile.in: Regenerate
78 * testsuite/pr21430.s: New test source file.
79 * testsuite/pr21430.sh: New test script.
81 2017-04-27 Alan Modra <amodra@gmail.com>
83 * testsuite/plugin_section_order.c (onload): Add missing break.
85 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
87 * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
88 possibility of collisions.
89 (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
92 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
94 * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
96 (Mips_relobj::merge_processor_specific_data): New method.
97 (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
98 to false, only if the input file is a binary or if object has no
99 contents except the section name string table and an empty symbol
100 table with the undefined symbol.
101 (Target_mips::do_finalize_sections): Refactor. Skip empty object files
102 for merging processor-specific data.
104 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
106 * mips.cc (Target_mips::Relocate::calculated_value_): New data
108 (Target_mips::Relocate::calculate_only_): Likewise.
109 (Target_mips::Relocate::relocate): Handle multiple consecutive
110 relocations with the same offset.
112 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
114 * mips.cc (Target_mips::Relocate::relocate): Remove redundant
115 checks for relocatable link.
116 (Mips_relocate_functions::reljalr): Likewise.
118 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
120 * mips.cc (class Mips_output_section_options): New class.
121 (Target_mips::do_make_output_section): New method.
123 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
125 * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
126 overflow error message.
127 (Target_mips::relocate_special_relocatable): Improve relocation
128 overflow error message.
129 (Target_mips::Relocate::relocate): Likewise.
131 2017-03-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
133 * mips.cc (symbol_refs_local): Return false if a symbol
134 is from a dynamic object.
135 (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
136 (Target_mips::set_gp): Refactor. Make _gp STT_NOTYPE and
138 (Target_mips::do_finalize_sections): Set _gp after all the checks
139 for creating .got are done.
140 (Target_mips::Scan::global): Remove unused code.
142 2017-02-22 Alan Modra <amodra@gmail.com>
144 * powerpc.cc (Target_powerpc::make_iplt_section): Check that
145 output_section exists before attempting add_output_section_data.
146 (Target_powerpc::make_brlt_section): Likewise.
148 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
150 * mips.cc (Target_mips::Scan::get_reference_flags): Remove
151 gold_unreachable from default case.
153 2017-02-15 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
156 * mips.cc (Mips_relocate_functions::relhigher): New method.
157 (Mips_relocate_functions::relhighest): Likewise.
158 (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
160 (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
161 R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
162 (Target_mips::Scan::global): Likewise.
163 (Target_mips::Scan::get_reference_flags): Likewise.
164 (Target_mips::Relocate::relocate): Call static methods for resolving
165 HIGHER and HIGHEST relocations.
167 2017-02-03 Rahul Chaudhry <rahulchaudhry@google.com>
169 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
170 Return true even when building pie binaries.
171 (Target_x86_64::possible_function_pointer_reloc): Check opcode
172 for R_X86_64_PC32 relocations.
173 (Target_x86_64::local_reloc_may_be_function_pointer): Pass
174 extra arguments to local_reloc_may_be_function_pointer.
175 (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
176 * gc.h (gc_process_relocs): Add check for STT_FUNC.
177 * testsuite/Makefile.am (icf_safe_pie_test): New test case.
178 * testsuite/Makefile.in: Regenerate.
179 * testsuite/icf_safe_pie_test.sh: New shell script.
181 2017-02-03 Alan Modra <amodra@gmail.com>
183 * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
184 when no .toc section exists.
186 2017-01-31 Cary Coutant <ccoutant@gmail.com>
189 * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
190 for predefined symbol.
191 (Target_x86_64::Relocate::relocate): Fix formatting.
193 2017-01-23 Rahul Chaudhry <rahulchaudhry@google.com>
195 * testsuite/icf_safe_so_test.sh: Use "set -e".
196 * testsuite/icf_safe_test.sh: Likewise.
197 * testsuite/icf_test.sh: Likewise.
199 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
201 * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
203 (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
206 2017-01-23 Vladimir Radosavljevic <Vladimir.Radosavljevic@imgtec.com>
209 * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
210 to the dynamic symbol table if it is forced to local visibility.
211 (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
212 dynamic symbol table if it is forced to local visibility.
214 2017-01-20 Nick Clifton <nickc@redhat.com>
216 * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
217 from a pointer to an array.
219 2017-01-13 H.J. Lu <hongjiu.lu@intel.com>
222 * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
223 Cast 0x80008000 to uint64_t.
225 2017-01-12 Cary Coutant <ccoutant@gmail.com>
227 * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
229 2017-01-11 Cary Coutant <ccoutant@gmail.com>
232 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
233 Remove unnecessary 'typename' keyword.
234 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
235 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
236 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
237 (Output_data_plt_x86_64_bnd::do_write): Likewise.
239 2017-01-11 Cary Coutant <ccoutant@gmail.com>
242 * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
243 Remove unnecessary 'typename' keyword.
244 (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
245 (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
246 (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
247 * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
250 2017-01-11 Cary Coutant <ccoutant@gmail.com>
253 * testsuite/script_test_13.sh: Adjust patterns to work for i386.
254 * testsuite/script_test_15a.sh: Likewise.
255 * testsuite/script_test_15b.sh: Likewise.
256 * testsuite/script_test_15c.sh: Likewise.
258 2017-01-11 Alan Modra <amodra@gmail.com>
260 * powerpc.cc (class Powerpc_copy_relocs): New.
261 (Powerpc_copy_relocs::emit): New function.
262 (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
263 (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
264 (Powerpc_relobj::do_relocate_sections): New function.
265 (Powerpc_relobj::make_toc_relative): Likewise.
266 (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
268 (ok_lo_toc_insn): Move earlier, and handle more insns.
269 (Target_powerpc::Scan::local): If optimizing toc accesses, set
270 no_toc_opt for entries we can't edit. Check insn validity.
271 Emit "toc optimization is not supported" warning, downgraded
273 (Target_powerpc::Scan::global): Likewise.
274 (Target_powerpc::Relocate::relocate): Edit TOC indirect code
275 to TOC relative. Don't emit "toc optimization is not supported"
278 2017-01-10 Cary Coutant <ccoutant@gmail.com>
280 * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
281 Sized_relobj_file::relocate_section_range().
282 * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
283 * object.h (Sized_relobj_file::relocate_section_range): New method.
284 * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
286 (Sized_relobj_file::relocate_section_range): ...to new method.
288 2017-01-10 Alan Modra <amodra@gmail.com>
290 * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
291 _GLOBAL_OFFSET_TABLE_. Allow zero count.
292 * testsuite/copy_test_relro_1.cc (c, q): New vars.
293 * testsuite/copy_test_relro.cc: Rewrite to test read-only
294 status of variables directly. Reference new vars in
297 2017-01-10 Alan Modra <amodra@gmail.com>
299 * options.h: Add --secure-plt option.
300 * powerpc.cc (Target_powerpc::Scan::local): Detect and error
301 on -fPIC -mbss-plt code.
302 (Target_powerpc::Scan::global): Likewise.
304 2017-01-09 Alan Modra <amodra@gmail.com>
306 * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
307 ".rela.plt" at ".plt".
309 2017-01-07 Alan Modra <amodra@gmail.com>
311 * powerpc.cc: Use shorter equivalent elfcpp typedef for
312 Reltype and reloc_size throughout.
313 (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
314 (Target_powerpc::Scan::local): Use local var r_sym.
315 (Target_powerpc::Scan::global: Likewise.
316 (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
318 2017-01-02 Alan Modra <amodra@gmail.com>
320 Update year range in copyright notice of all files.
322 For older changes see ChangeLog-2016
324 Copyright (C) 2017 Free Software Foundation, Inc.
326 Copying and distribution of this file, with or without modification,
327 are permitted in any medium without royalty provided the copyright
328 notice and this notice are preserved.
334 version-control: never