1 2016-02-06 Cary Coutant <ccoutant@gmail.com>
4 * reloc.h (Relocate_functions::Overflow_check): Add comments.
5 * x86_64.cc (X86_64_relocate_functions): New class.
6 (Target_x86_64::Relocate::relocate): Use the new class.
7 * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
8 (x32_overflow_pc32): New test case.
9 * testsuite/Makefile.in: Regenerate.
10 * testsuite/x32_overflow_pc32.sh: New script.
11 * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
13 2016-02-06 Cary Coutant <ccoutant@gmail.com>
16 * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
17 (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
19 2016-02-06 Cary Coutant <ccoutant@gmail.com>
22 * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
24 (Bits::has_unsigned_overflow): Likewise.
26 2016-02-06 Marcin KoĆcielnicki <koriakin@0x04.net>
28 * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
30 * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
31 and view_size to is_call_to_non_split.
32 * target.cc (Target::is_call_to_non_split): Add view and view_size
34 * target.h (class Target): Likewise.
36 2016-02-05 Sriraman Tallam <tmsriram@google.com>
38 * icf.cc (get_rel_addend): New function.
39 (get_section_contents): Move merge section addend computation to a
40 new function. Ignore negative values for SHT_REL and SHT_RELA addends.
41 Fix bug to not read past the length of the section.
43 2016-02-05 Cary Coutant <ccoutant@gmail.com>
44 Andrew Senkevich <andrew.senkevich@intel.com>
47 * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
48 checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
50 * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
51 * testsuite/x86_64_overflow_pc32.sh: New test script.
52 * testsuite/x86_64_overflow_pc32.s: New source file.
54 2016-02-05 Cary Coutant <ccoutant@gmail.com>
57 * reloc.h (Relocate_functions::Address): New typedef.
58 (Relocate_functions::Addendtype): New typedef.
59 (Relocate_functions::Overflow_check): New enum type.
60 (Relocate_functions::Reloc_status): New enum type.
61 (Relocate_functions::check_overflow): New function template.
62 (Relocate_functions::rel): Add check parameter; check for overflow.
63 (Relocate_functions::rel_unaligned): Likewise.
64 (Relocate_functions::rela): Likewise.
65 (Relocate_functions::pcrel): Likewise.
66 (Relocate_functions::pcrel_unaligned): Likewise.
67 (Relocate_functions::pcrela): Likewise.
68 (Relocate_functions::rel8): Adjust parameter types.
69 (Relocate_functions::rela8): Likewise.
70 (Relocate_functions::pcrel8): Likewise.
71 (Relocate_functions::pcrela8): Likewise.
72 (Relocate_functions::rel16): Likewise.
73 (Relocate_functions::rela168): Likewise.
74 (Relocate_functions::pcrel16): Likewise.
75 (Relocate_functions::pcrela16): Likewise.
76 (Relocate_functions::rel32): Likewise.
77 (Relocate_functions::rel32_unaligned): Likewise.
78 (Relocate_functions::rela32): Likewise.
79 (Relocate_functions::pcrel32): Likewise.
80 (Relocate_functions::pcrel32_unaligned): Likewise.
81 (Relocate_functions::pcrela32): Likewise.
82 (Relocate_functions::rel8_check): New function.
83 (Relocate_functions::rela8_check): New function.
84 (Relocate_functions::pcrel8_check): New function.
85 (Relocate_functions::pcrela8_check): New function.
86 (Relocate_functions::rel16_check): New function.
87 (Relocate_functions::rela168_check): New function.
88 (Relocate_functions::pcrel16_check): New function.
89 (Relocate_functions::pcrela16_check): New function.
90 (Relocate_functions::rel32_check): New function.
91 (Relocate_functions::rel32_unaligned_check): New function.
92 (Relocate_functions::rela32_check): New function.
93 (Relocate_functions::pcrel32_check): New function.
94 (Relocate_functions::pcrel32_unaligned_check): New function.
95 (Relocate_functions::pcrela32_check): New function.
96 (Bits::has_unsigned_overflow32): New function.
97 (Bits::has_unsigned_overflow): New function.
98 * testsuite/Makefile.am (overflow_unittest): New test.
99 * testsuite/Makefile.in: Regenerate.
100 * testsuite/overflow_unittest.cc: New source file.
102 2016-02-04 Alan Modra <amodra@gmail.com>
104 * powerpc.cc (relocate): Adjust last patch for big-endian.
106 2016-02-02 Alan Modra <amodra@gmail.com>
108 * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
110 2016-01-15 Han Shen <shenhan@google.com>
112 PR gold/19472 - need pc-relative stubs.
114 * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
115 stub type for DSOs and pie executables.
117 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
119 * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
122 2016-01-12 Cary Coutant <ccoutant@gmail.com>
124 * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
125 * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
126 * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
127 specializations) New method.
129 2016-01-11 Cary Coutant <ccoutant@gmail.com>
132 * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
133 we have a TLS segment for GD-to-IE optimization.
134 * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
136 (Target_i386::tls_desc_gd_to_ie): Likewise.
137 (Target_i386::relocate_tls): Don't insist that we have a TLS segment
138 for TLSDESC GD-to-IE optimizations.
139 * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
141 (Target_x86_64::tls_desc_gd_to_ie): Likewise.
142 (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
143 for TLSDESC GD-to-IE optimizations.
145 2016-01-11 Cary Coutant <ccoutant@gmail.com>
147 Refactor gold to enable support for MIPS-64 relocation format.
149 * gc.h (get_embedded_addend_size): Remove sh_type parameter.
150 (gc_process_relocs): Remove sh_type template parameter.
151 Use Classify_reloc to access r_sym, r_type, and r_addend fields.
152 * object.h (Sized_relobj_file::split_stack_adjust): Add target
154 (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
155 * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
156 specializations) Remove.
157 * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
158 (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
159 (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
160 (Sized_relobj_file::split_stack_adjust): Add target parameter.
162 (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
163 Target::get_r_sym() to get r_sym field from relocations.
164 (Track_relocs::next_symndx): Call Target::get_r_sym().
165 * target-reloc.h (scan_relocs): Remove sh_type template parameter;
166 add Classify_reloc template parameter. Use for accessing r_sym and
168 (relocate_section): Likewise.
169 (Default_classify_reloc): New class (renamed and moved from reloc.cc).
170 (Default_scan_relocatable_relocs): Remove sh_type template parameter.
171 (Default_scan_relocatable_relocs::Reltype): New typedef.
172 (Default_scan_relocatable_relocs::reloc_size): New const.
173 (Default_scan_relocatable_relocs::sh_type): New const.
174 (Default_scan_relocatable_relocs::get_r_sym): New method.
175 (Default_scan_relocatable_relocs::get_r_type): New method.
176 (Default_emit_relocs_strategy): New class.
177 (scan_relocatable_relocs): Replace sh_type template parameter with
178 Scan_relocatable_relocs class. Use it to access r_sym and r_type
180 (relocate_relocs): Replace sh_type template parameter with
181 Classify_reloc class. Use it to access r_sym and r_type fields.
182 * target.h (Target::is_call_to_non_split): Replace r_type parameter
183 with pointer to relocation. Adjust all callers.
184 (Target::do_is_call_to_non_split): Likewise.
185 (Target::emit_relocs_scan): New virtual method.
186 (Sized_target::get_r_sym): New virtual method.
187 * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
188 with pointer to relocation.
190 * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
191 (Target_aarch64::Relocatable_size_for_reloc): Remove.
192 (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
193 (Target_aarch64::scan_relocs): Likewise.
194 (Target_aarch64::relocate_section): Likewise.
195 (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
197 (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
198 (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
199 * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
201 (Target_arm::emit_relocs_scan): New method.
202 (Target_arm::Relocatable_size_for_reloc): Replace with...
203 (Target_arm::Classify_reloc): ...this.
204 (Target_arm::gc_process_relocs): Use Classify_reloc.
205 (Target_arm::scan_relocs): Likewise.
206 (Target_arm::relocate_section): Likewise.
207 (Target_arm::scan_relocatable_relocs): Likewise.
208 (Target_arm::relocate_relocs): Likewise.
209 * i386.cc (Target_i386::emit_relocs_scan): New method.
210 (Target_i386::Relocatable_size_for_reloc): Replace with...
211 (Target_i386::Classify_reloc): ...this.
212 (Target_i386::gc_process_relocs): Use Classify_reloc.
213 (Target_i386::scan_relocs): Likewise.
214 (Target_i386::relocate_section): Likewise.
215 (Target_i386::scan_relocatable_relocs): Likewise.
216 (Target_i386::relocate_relocs): Likewise.
217 * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
219 (Mips_reloc_types): New class template.
220 (Mips_classify_reloc): New class template.
221 (Target_mips::Reltype): New typedef.
222 (Target_mips::Relatype): New typedef.
223 (Target_mips::emit_relocs_scan): New method.
224 (Target_mips::get_r_sym): New method.
225 (Target_mips::Relocatable_size_for_reloc): Replace with
227 (Target_mips::copy_reloc): Use Mips_classify_reloc.
228 (Target_mips::gc_process_relocs): Likewise.
229 (Target_mips::scan_relocs): Likewise.
230 (Target_mips::relocate_section): Likewise.
231 (Target_mips::scan_relocatable_relocs): Likewise.
232 (Target_mips::relocate_relocs): Likewise.
233 (mips_get_size_for_reloc): New function, factored out from
234 Relocatable_size_for_reloc::get_size_for_reloc.
235 (Target_mips::Scan::local): Use Mips_classify_reloc.
236 (Target_mips::Scan::global): Likewise.
237 (Target_mips::Relocate::relocate): Likewise.
238 * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
239 (Target_powerpc::Relocatable_size_for_reloc): Remove.
240 (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
241 (Target_powerpc::scan_relocs): Likewise.
242 (Target_powerpc::relocate_section): Likewise.
243 (Powerpc_scan_relocatable_reloc): Convert to class template.
244 (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
245 (Powerpc_scan_relocatable_reloc::reloc_size): New const.
246 (Powerpc_scan_relocatable_reloc::sh_type): New const.
247 (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
248 (Powerpc_scan_relocatable_reloc::get_r_type): New method.
249 (Target_powerpc::scan_relocatable_relocs): Use
250 Powerpc_scan_relocatable_reloc.
251 (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
252 * s390.cc (Target_s390::emit_relocs_scan): New method.
253 (Target_s390::Relocatable_size_for_reloc): Remove.
254 (Target_s390::gc_process_relocs): Use Default_classify_reloc.
255 (Target_s390::scan_relocs): Likewise.
256 (Target_s390::relocate_section): Likewise.
257 (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
259 (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
260 (Target_s390::relocate_relocs): Use Default_classify_reloc.
261 * sparc.cc (Target_sparc::emit_relocs_scan): New method.
262 (Target_sparc::Relocatable_size_for_reloc): Remove.
263 (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
264 (Target_sparc::scan_relocs): Likewise.
265 (Target_sparc::relocate_section): Likewise.
266 (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
268 (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
269 (Target_sparc::relocate_relocs): Use Default_classify_reloc.
270 * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
271 (Target_tilegx::Relocatable_size_for_reloc): Remove.
272 (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
273 (Target_tilegx::scan_relocs): Likewise.
274 (Target_tilegx::relocate_section): Likewise.
275 (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
277 (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
278 (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
279 * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
280 (Target_x86_64::Relocatable_size_for_reloc): Remove.
281 (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
282 (Target_x86_64::scan_relocs): Likewise.
283 (Target_x86_64::relocate_section): Likewise.
284 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
286 (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
287 (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
289 * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
291 2016-01-01 Alan Modra <amodra@gmail.com>
293 Update year range in copyright notice of all files.
295 For older changes see ChangeLog-0815
297 Copyright (C) 2016 Free Software Foundation, Inc.
299 Copying and distribution of this file, with or without modification,
300 are permitted in any medium without royalty provided the copyright
301 notice and this notice are preserved.
307 version-control: never