gold/ChangeLog

   1 2016-02-11 Rahul Chaudhry  <rahulchaudhry@google.com>
   2
   3         * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
   4         info message for every erratum 843419 found and fixed.
   5
   6 2016-02-07  Cary Coutant  <ccoutant@gmail.com>
   7
   8         PR gold/18695
   9         * x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
  10         information to relocation overflow errors.
  11
  12 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
  13
  14         PR gold/18695
  15         * x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
  16         overflow checking when symbol value + addend < 0.
  17
  18 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
  19
  20         PR gold/19577
  21         * reloc.h (Limits): New class.
  22         (Bits::has_overflow32): Use min/max values from Limits.
  23         (Bits::has_unsigned_overflow32): Likewise.
  24         (Bits::has_signed_unsigned_overflow32): Likewise.
  25         (Bits::has_overflow): Likewise.
  26         (Bits::has_unsigned_overflow): Likewise.
  27         (Bits::has_signed_unsigned_overflow64): Likewise.
  28
  29 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
  30
  31         PR gold/19567
  32         * reloc.h (Relocate_functions::Overflow_check): Add comments.
  33         * x86_64.cc (X86_64_relocate_functions): New class.
  34         (Target_x86_64::Relocate::relocate): Use the new class.
  35         * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
  36         (x32_overflow_pc32): New test case.
  37         * testsuite/Makefile.in: Regenerate.
  38         * testsuite/x32_overflow_pc32.sh: New script.
  39         * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
  40
  41 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
  42
  43         PR gold/19577
  44         * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
  45         (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
  46
  47 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
  48
  49         PR gold/19577
  50         * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
  51         comparison.
  52         (Bits::has_unsigned_overflow): Likewise.
  53
  54 2016-02-06  Marcin Kościelnicki  <koriakin@0x04.net>
  55
  56         * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
  57         parameters.
  58         * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
  59         and view_size to is_call_to_non_split.
  60         * target.cc (Target::is_call_to_non_split): Add view and view_size
  61         parameters.
  62         * target.h (class Target): Likewise.
  63
  64 2016-02-05  Sriraman Tallam  <tmsriram@google.com>
  65
  66         * icf.cc (get_rel_addend): New function.
  67         (get_section_contents):  Move merge section addend computation to a
  68         new function.  Ignore negative values for SHT_REL and SHT_RELA addends.
  69         Fix bug to not read past the length of the section.
  70
  71 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
  72             Andrew Senkevich  <andrew.senkevich@intel.com>
  73
  74         PR gold/18695
  75         * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
  76         checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
  77         R_X86_64_PLT32.
  78         * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
  79         * testsuite/x86_64_overflow_pc32.sh: New test script.
  80         * testsuite/x86_64_overflow_pc32.s: New source file.
  81
  82 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
  83
  84         PR gold/18695
  85         * reloc.h (Relocate_functions::Address): New typedef.
  86         (Relocate_functions::Addendtype): New typedef.
  87         (Relocate_functions::Overflow_check): New enum type.
  88         (Relocate_functions::Reloc_status): New enum type.
  89         (Relocate_functions::check_overflow): New function template.
  90         (Relocate_functions::rel): Add check parameter; check for overflow.
  91         (Relocate_functions::rel_unaligned): Likewise.
  92         (Relocate_functions::rela): Likewise.
  93         (Relocate_functions::pcrel): Likewise.
  94         (Relocate_functions::pcrel_unaligned): Likewise.
  95         (Relocate_functions::pcrela): Likewise.
  96         (Relocate_functions::rel8): Adjust parameter types.
  97         (Relocate_functions::rela8): Likewise.
  98         (Relocate_functions::pcrel8): Likewise.
  99         (Relocate_functions::pcrela8): Likewise.
 100         (Relocate_functions::rel16): Likewise.
 101         (Relocate_functions::rela168): Likewise.
 102         (Relocate_functions::pcrel16): Likewise.
 103         (Relocate_functions::pcrela16): Likewise.
 104         (Relocate_functions::rel32): Likewise.
 105         (Relocate_functions::rel32_unaligned): Likewise.
 106         (Relocate_functions::rela32): Likewise.
 107         (Relocate_functions::pcrel32): Likewise.
 108         (Relocate_functions::pcrel32_unaligned): Likewise.
 109         (Relocate_functions::pcrela32): Likewise.
 110         (Relocate_functions::rel8_check): New function.
 111         (Relocate_functions::rela8_check): New function.
 112         (Relocate_functions::pcrel8_check): New function.
 113         (Relocate_functions::pcrela8_check): New function.
 114         (Relocate_functions::rel16_check): New function.
 115         (Relocate_functions::rela168_check): New function.
 116         (Relocate_functions::pcrel16_check): New function.
 117         (Relocate_functions::pcrela16_check): New function.
 118         (Relocate_functions::rel32_check): New function.
 119         (Relocate_functions::rel32_unaligned_check): New function.
 120         (Relocate_functions::rela32_check): New function.
 121         (Relocate_functions::pcrel32_check): New function.
 122         (Relocate_functions::pcrel32_unaligned_check): New function.
 123         (Relocate_functions::pcrela32_check): New function.
 124         (Bits::has_unsigned_overflow32): New function.
 125         (Bits::has_unsigned_overflow): New function.
 126         * testsuite/Makefile.am (overflow_unittest): New test.
 127         * testsuite/Makefile.in: Regenerate.
 128         * testsuite/overflow_unittest.cc: New source file.
 129
 130 2016-02-04  Alan Modra  <amodra@gmail.com>
 131
 132         * powerpc.cc (relocate): Adjust last patch for big-endian.
 133
 134 2016-02-02  Alan Modra  <amodra@gmail.com>
 135
 136         * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
 137
 138 2016-01-15 Han Shen  <shenhan@google.com>
 139
 140         PR gold/19472 - need pc-relative stubs.
 141
 142         * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
 143         stub type for DSOs and pie executables.
 144
 145 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
 146
 147         * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
 148         'typename'.
 149
 150 2016-01-12  Cary Coutant  <ccoutant@gmail.com>
 151
 152         * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
 153         * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
 154         * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
 155         specializations) New method.
 156
 157 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 158
 159         PR gold/19353
 160         * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
 161         we have a TLS segment for GD-to-IE optimization.
 162         * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
 163         Adjust all calls.
 164         (Target_i386::tls_desc_gd_to_ie): Likewise.
 165         (Target_i386::relocate_tls): Don't insist that we have a TLS segment
 166         for TLSDESC GD-to-IE optimizations.
 167         * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
 168         Adjust all calls.
 169         (Target_x86_64::tls_desc_gd_to_ie): Likewise.
 170         (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
 171         for TLSDESC GD-to-IE optimizations.
 172
 173 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 174
 175         Refactor gold to enable support for MIPS-64 relocation format.
 176
 177         * gc.h (get_embedded_addend_size): Remove sh_type parameter.
 178         (gc_process_relocs): Remove sh_type template parameter.
 179         Use Classify_reloc to access r_sym, r_type, and r_addend fields.
 180         * object.h (Sized_relobj_file::split_stack_adjust): Add target
 181         parameter.
 182         (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
 183         * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
 184         specializations) Remove.
 185         * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
 186         (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
 187         (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
 188         (Sized_relobj_file::split_stack_adjust): Add target parameter.
 189         Adjust all callers.
 190         (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
 191         Target::get_r_sym() to get r_sym field from relocations.
 192         (Track_relocs::next_symndx): Call Target::get_r_sym().
 193         * target-reloc.h (scan_relocs): Remove sh_type template parameter;
 194         add Classify_reloc template parameter.  Use for accessing r_sym and
 195         r_type.
 196         (relocate_section): Likewise.
 197         (Default_classify_reloc): New class (renamed and moved from reloc.cc).
 198         (Default_scan_relocatable_relocs): Remove sh_type template parameter.
 199         (Default_scan_relocatable_relocs::Reltype): New typedef.
 200         (Default_scan_relocatable_relocs::reloc_size): New const.
 201         (Default_scan_relocatable_relocs::sh_type): New const.
 202         (Default_scan_relocatable_relocs::get_r_sym): New method.
 203         (Default_scan_relocatable_relocs::get_r_type): New method.
 204         (Default_emit_relocs_strategy): New class.
 205         (scan_relocatable_relocs): Replace sh_type template parameter with
 206         Scan_relocatable_relocs class.  Use it to access r_sym and r_type
 207         fields.
 208         (relocate_relocs): Replace sh_type template parameter with
 209         Classify_reloc class.  Use it to access r_sym and r_type fields.
 210         * target.h (Target::is_call_to_non_split): Replace r_type parameter
 211         with pointer to relocation. Adjust all callers.
 212         (Target::do_is_call_to_non_split): Likewise.
 213         (Target::emit_relocs_scan): New virtual method.
 214         (Sized_target::get_r_sym): New virtual method.
 215         * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
 216         with pointer to relocation.
 217
 218         * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
 219         (Target_aarch64::Relocatable_size_for_reloc): Remove.
 220         (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
 221         (Target_aarch64::scan_relocs): Likewise.
 222         (Target_aarch64::relocate_section): Likewise.
 223         (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
 224         Remove.
 225         (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
 226         (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
 227         * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
 228         template parameter.
 229         (Target_arm::emit_relocs_scan): New method.
 230         (Target_arm::Relocatable_size_for_reloc): Replace with...
 231         (Target_arm::Classify_reloc): ...this.
 232         (Target_arm::gc_process_relocs): Use Classify_reloc.
 233         (Target_arm::scan_relocs): Likewise.
 234         (Target_arm::relocate_section): Likewise.
 235         (Target_arm::scan_relocatable_relocs): Likewise.
 236         (Target_arm::relocate_relocs): Likewise.
 237         * i386.cc (Target_i386::emit_relocs_scan): New method.
 238         (Target_i386::Relocatable_size_for_reloc): Replace with...
 239         (Target_i386::Classify_reloc): ...this.
 240         (Target_i386::gc_process_relocs): Use Classify_reloc.
 241         (Target_i386::scan_relocs): Likewise.
 242         (Target_i386::relocate_section): Likewise.
 243         (Target_i386::scan_relocatable_relocs): Likewise.
 244         (Target_i386::relocate_relocs): Likewise.
 245         * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
 246         parameter.
 247         (Mips_reloc_types): New class template.
 248         (Mips_classify_reloc): New class template.
 249         (Target_mips::Reltype): New typedef.
 250         (Target_mips::Relatype): New typedef.
 251         (Target_mips::emit_relocs_scan): New method.
 252         (Target_mips::get_r_sym): New method.
 253         (Target_mips::Relocatable_size_for_reloc): Replace with
 254         Mips_classify_reloc.
 255         (Target_mips::copy_reloc): Use Mips_classify_reloc.
 256         (Target_mips::gc_process_relocs): Likewise.
 257         (Target_mips::scan_relocs): Likewise.
 258         (Target_mips::relocate_section): Likewise.
 259         (Target_mips::scan_relocatable_relocs): Likewise.
 260         (Target_mips::relocate_relocs): Likewise.
 261         (mips_get_size_for_reloc): New function, factored out from
 262         Relocatable_size_for_reloc::get_size_for_reloc.
 263         (Target_mips::Scan::local): Use Mips_classify_reloc.
 264         (Target_mips::Scan::global): Likewise.
 265         (Target_mips::Relocate::relocate): Likewise.
 266         * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
 267         (Target_powerpc::Relocatable_size_for_reloc): Remove.
 268         (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
 269         (Target_powerpc::scan_relocs): Likewise.
 270         (Target_powerpc::relocate_section): Likewise.
 271         (Powerpc_scan_relocatable_reloc): Convert to class template.
 272         (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
 273         (Powerpc_scan_relocatable_reloc::reloc_size): New const.
 274         (Powerpc_scan_relocatable_reloc::sh_type): New const.
 275         (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
 276         (Powerpc_scan_relocatable_reloc::get_r_type): New method.
 277         (Target_powerpc::scan_relocatable_relocs): Use
 278         Powerpc_scan_relocatable_reloc.
 279         (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
 280         * s390.cc (Target_s390::emit_relocs_scan): New method.
 281         (Target_s390::Relocatable_size_for_reloc): Remove.
 282         (Target_s390::gc_process_relocs): Use Default_classify_reloc.
 283         (Target_s390::scan_relocs): Likewise.
 284         (Target_s390::relocate_section): Likewise.
 285         (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
 286         Remove.
 287         (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
 288         (Target_s390::relocate_relocs): Use Default_classify_reloc.
 289         * sparc.cc (Target_sparc::emit_relocs_scan): New method.
 290         (Target_sparc::Relocatable_size_for_reloc): Remove.
 291         (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
 292         (Target_sparc::scan_relocs): Likewise.
 293         (Target_sparc::relocate_section): Likewise.
 294         (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
 295         Remove.
 296         (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
 297         (Target_sparc::relocate_relocs): Use Default_classify_reloc.
 298         * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
 299         (Target_tilegx::Relocatable_size_for_reloc): Remove.
 300         (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
 301         (Target_tilegx::scan_relocs): Likewise.
 302         (Target_tilegx::relocate_section): Likewise.
 303         (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
 304         Remove.
 305         (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
 306         (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
 307         * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
 308         (Target_x86_64::Relocatable_size_for_reloc): Remove.
 309         (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
 310         (Target_x86_64::scan_relocs): Likewise.
 311         (Target_x86_64::relocate_section): Likewise.
 312         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
 313         Remove.
 314         (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
 315         (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
 316
 317         * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
 318
 319 2016-01-01  Alan Modra  <amodra@gmail.com>
 320
 321         Update year range in copyright notice of all files.
 322
 323 For older changes see ChangeLog-0815
 324 \f
 325 Copyright (C) 2016 Free Software Foundation, Inc.
 326
 327 Copying and distribution of this file, with or without modification,
 328 are permitted in any medium without royalty provided the copyright
 329 notice and this notice are preserved.
 330
 331 Local Variables:
 332 mode: change-log
 333 left-margin: 8
 334 fill-column: 74
 335 version-control: never
 336 End: