gold/ChangeLog

   1 2016-02-15  H.J. Lu  <hongjiu.lu@intel.com>
   2
   3         * testsuite/Makefile.am (x86_64_mov_to_lea5.o): Pass
   4         -mrelax-relocations=yes to $(TEST_AS).
   5         (x86_64_mov_to_lea6.o): Likewise.
   6         (x86_64_overflow_pc32.o): Remove duplicated target.
   7         * testsuite/Makefile.in: Regenerated.
   8
   9 2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>
  10
  11         * s390.cc (Target_s390::match_view_u): New helper method.
  12         (Target_s390::do_is_call_to_non_split): New method.
  13         (Target_s390::ss_code_st_r14): New const.
  14         (Target_s390::ss_code_l_r14): New const.
  15         (Target_s390::ss_code_bras_8): New const.
  16         (Target_s390::ss_code_l_basr): New const.
  17         (Target_s390::ss_code_a_basr): New const.
  18         (Target_s390::ss_code_ear): New const.
  19         (Target_s390::ss_code_c): New const.
  20         (Target_s390::ss_code_larl): New const.
  21         (Target_s390::ss_code_brasl): New const.
  22         (Target_s390::ss_code_jg): New const.
  23         (Target_s390::ss_code_jgl): New const.
  24         (Target_s390::ss_match_mcount): New helper method.
  25         (Target_s390::ss_match_l): New helper method.
  26         (Target_s390::ss_match_ahi): New helper method.
  27         (Target_s390::ss_match_alfi): New helper method.
  28         (Target_s390::ss_match_cr): New helper method.
  29         (Target_s390::do_calls_non_split): New method.
  30         * testsuite/Makefile.am: Added new tests.
  31         * testsuite/Makefile.in: Regenerate.
  32         * testsuite/split_s390.sh: New test.
  33         * testsuite/split_s390_1_a1.s: New test.
  34         * testsuite/split_s390_1_a2.s: New test.
  35         * testsuite/split_s390_1_n1.s: New test.
  36         * testsuite/split_s390_1_n2.s: New test.
  37         * testsuite/split_s390_1_z1.s: New test.
  38         * testsuite/split_s390_1_z2.s: New test.
  39         * testsuite/split_s390_1_z3.s: New test.
  40         * testsuite/split_s390_1_z4.s: New test.
  41         * testsuite/split_s390_2_ns.s: New test.
  42         * testsuite/split_s390_2_s.s: New test.
  43         * testsuite/split_s390x_1_a1.s: New test.
  44         * testsuite/split_s390x_1_a2.s: New test.
  45         * testsuite/split_s390x_1_n1.s: New test.
  46         * testsuite/split_s390x_1_n2.s: New test.
  47         * testsuite/split_s390x_1_z1.s: New test.
  48         * testsuite/split_s390x_1_z2.s: New test.
  49         * testsuite/split_s390x_1_z3.s: New test.
  50         * testsuite/split_s390x_1_z4.s: New test.
  51         * testsuite/split_s390x_2_ns.s: New test.
  52         * testsuite/split_s390x_2_s.s: New test.
  53
  54 2016-02-11 Rahul Chaudhry  <rahulchaudhry@google.com>
  55
  56         * aarch64.cc (Target_aarch64::scan_erratum_843419_span): Remove
  57         info message for every erratum 843419 found and fixed.
  58
  59 2016-02-07  Cary Coutant  <ccoutant@gmail.com>
  60
  61         PR gold/18695
  62         * x86_64.cc (Target_x86_64::Relocate::relocate): Add additional
  63         information to relocation overflow errors.
  64
  65 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
  66
  67         PR gold/18695
  68         * x86_64.cc (X86_64_relocate_functions::pcrela32_check): Fix x32
  69         overflow checking when symbol value + addend < 0.
  70
  71 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
  72
  73         PR gold/19577
  74         * reloc.h (Limits): New class.
  75         (Bits::has_overflow32): Use min/max values from Limits.
  76         (Bits::has_unsigned_overflow32): Likewise.
  77         (Bits::has_signed_unsigned_overflow32): Likewise.
  78         (Bits::has_overflow): Likewise.
  79         (Bits::has_unsigned_overflow): Likewise.
  80         (Bits::has_signed_unsigned_overflow64): Likewise.
  81
  82 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
  83
  84         PR gold/19567
  85         * reloc.h (Relocate_functions::Overflow_check): Add comments.
  86         * x86_64.cc (X86_64_relocate_functions): New class.
  87         (Target_x86_64::Relocate::relocate): Use the new class.
  88         * testsuite/Makefile.am (x86_64_overflow_pc32): Add -Tdata option.
  89         (x32_overflow_pc32): New test case.
  90         * testsuite/Makefile.in: Regenerate.
  91         * testsuite/x32_overflow_pc32.sh: New script.
  92         * testsuite/x86_64_overflow_pc32.s: Remove .space directive.
  93
  94 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
  95
  96         PR gold/19577
  97         * reloc.h (Bits::has_unsigned_overflow32): Fix static_cast.
  98         (Bits::has_unsigned_overflow): Remove unnecessary static_cast.
  99
 100 2016-02-06  Cary Coutant  <ccoutant@gmail.com>
 101
 102         PR gold/19577
 103         * reloc.h (Bits::has_unsigned_overflow32): Fix unsigned/signed
 104         comparison.
 105         (Bits::has_unsigned_overflow): Likewise.
 106
 107 2016-02-06  Marcin Kościelnicki  <koriakin@0x04.net>
 108
 109         * i386.cc (Target_i386::is_call_to_non_split): Add view and view_size
 110         parameters.
 111         * reloc.cc (Sized_relobj_file::split_stack_adjust_reltype): Pass view
 112         and view_size to is_call_to_non_split.
 113         * target.cc (Target::is_call_to_non_split): Add view and view_size
 114         parameters.
 115         * target.h (class Target): Likewise.
 116
 117 2016-02-05  Sriraman Tallam  <tmsriram@google.com>
 118
 119         * icf.cc (get_rel_addend): New function.
 120         (get_section_contents):  Move merge section addend computation to a
 121         new function.  Ignore negative values for SHT_REL and SHT_RELA addends.
 122         Fix bug to not read past the length of the section.
 123
 124 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
 125             Andrew Senkevich  <andrew.senkevich@intel.com>
 126
 127         PR gold/18695
 128         * x86_64.cc (Target_x86_64::Relocate::relocate): Add overflow
 129         checking for R_X86_64_32, R_X86_64_32S, R_X86_64_PC32, and
 130         R_X86_64_PLT32.
 131         * testsuite/Makefile.am (x86_64_overflow_pc32): New test.
 132         * testsuite/x86_64_overflow_pc32.sh: New test script.
 133         * testsuite/x86_64_overflow_pc32.s: New source file.
 134
 135 2016-02-05  Cary Coutant  <ccoutant@gmail.com>
 136
 137         PR gold/18695
 138         * reloc.h (Relocate_functions::Address): New typedef.
 139         (Relocate_functions::Addendtype): New typedef.
 140         (Relocate_functions::Overflow_check): New enum type.
 141         (Relocate_functions::Reloc_status): New enum type.
 142         (Relocate_functions::check_overflow): New function template.
 143         (Relocate_functions::rel): Add check parameter; check for overflow.
 144         (Relocate_functions::rel_unaligned): Likewise.
 145         (Relocate_functions::rela): Likewise.
 146         (Relocate_functions::pcrel): Likewise.
 147         (Relocate_functions::pcrel_unaligned): Likewise.
 148         (Relocate_functions::pcrela): Likewise.
 149         (Relocate_functions::rel8): Adjust parameter types.
 150         (Relocate_functions::rela8): Likewise.
 151         (Relocate_functions::pcrel8): Likewise.
 152         (Relocate_functions::pcrela8): Likewise.
 153         (Relocate_functions::rel16): Likewise.
 154         (Relocate_functions::rela168): Likewise.
 155         (Relocate_functions::pcrel16): Likewise.
 156         (Relocate_functions::pcrela16): Likewise.
 157         (Relocate_functions::rel32): Likewise.
 158         (Relocate_functions::rel32_unaligned): Likewise.
 159         (Relocate_functions::rela32): Likewise.
 160         (Relocate_functions::pcrel32): Likewise.
 161         (Relocate_functions::pcrel32_unaligned): Likewise.
 162         (Relocate_functions::pcrela32): Likewise.
 163         (Relocate_functions::rel8_check): New function.
 164         (Relocate_functions::rela8_check): New function.
 165         (Relocate_functions::pcrel8_check): New function.
 166         (Relocate_functions::pcrela8_check): New function.
 167         (Relocate_functions::rel16_check): New function.
 168         (Relocate_functions::rela168_check): New function.
 169         (Relocate_functions::pcrel16_check): New function.
 170         (Relocate_functions::pcrela16_check): New function.
 171         (Relocate_functions::rel32_check): New function.
 172         (Relocate_functions::rel32_unaligned_check): New function.
 173         (Relocate_functions::rela32_check): New function.
 174         (Relocate_functions::pcrel32_check): New function.
 175         (Relocate_functions::pcrel32_unaligned_check): New function.
 176         (Relocate_functions::pcrela32_check): New function.
 177         (Bits::has_unsigned_overflow32): New function.
 178         (Bits::has_unsigned_overflow): New function.
 179         * testsuite/Makefile.am (overflow_unittest): New test.
 180         * testsuite/Makefile.in: Regenerate.
 181         * testsuite/overflow_unittest.cc: New source file.
 182
 183 2016-02-04  Alan Modra  <amodra@gmail.com>
 184
 185         * powerpc.cc (relocate): Adjust last patch for big-endian.
 186
 187 2016-02-02  Alan Modra  <amodra@gmail.com>
 188
 189         * powerpc.cc (relocate): Further restrict ELFv2 entry optimization.
 190
 191 2016-01-15 Han Shen  <shenhan@google.com>
 192
 193         PR gold/19472 - need pc-relative stubs.
 194
 195         * aarch64.cc (Reloc_stub::stub_type_for_reloc): Return PC-relative
 196         stub type for DSOs and pie executables.
 197
 198 2016-01-12  H.J. Lu  <hongjiu.lu@intel.com>
 199
 200         * i386.cc (Target_i386::Classify_reloc::get_r_addend): Remove
 201         'typename'.
 202
 203 2016-01-12  Cary Coutant  <ccoutant@gmail.com>
 204
 205         * arm.cc (Target_arm::Classify_reloc::get_r_addend): New method.
 206         * i386.cc (Target_i386::Classify_reloc::get_r_addend): New method.
 207         * mips.cc (Target_arm::Mips_classify_reloc::get_r_addend): (Both
 208         specializations) New method.
 209
 210 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 211
 212         PR gold/19353
 213         * aarch64.cc (Target_aarch64::relocate_tls): Don't insist that
 214         we have a TLS segment for GD-to-IE optimization.
 215         * i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment parameter.
 216         Adjust all calls.
 217         (Target_i386::tls_desc_gd_to_ie): Likewise.
 218         (Target_i386::relocate_tls): Don't insist that we have a TLS segment
 219         for TLSDESC GD-to-IE optimizations.
 220         * x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove tls_segment parameter.
 221         Adjust all calls.
 222         (Target_x86_64::tls_desc_gd_to_ie): Likewise.
 223         (Target_x86_64::relocate_tls): Don't insist that we have a TLS segment
 224         for TLSDESC GD-to-IE optimizations.
 225
 226 2016-01-11  Cary Coutant  <ccoutant@gmail.com>
 227
 228         Refactor gold to enable support for MIPS-64 relocation format.
 229
 230         * gc.h (get_embedded_addend_size): Remove sh_type parameter.
 231         (gc_process_relocs): Remove sh_type template parameter.
 232         Use Classify_reloc to access r_sym, r_type, and r_addend fields.
 233         * object.h (Sized_relobj_file::split_stack_adjust): Add target
 234         parameter.
 235         (Sized_relobj_file::split_stack_adjust_reltype): Likewise.
 236         * reloc-types.h (Reloc_types::copy_reloc_addend): (SHT_REL and SHT_RELA
 237         specializations) Remove.
 238         * reloc.cc (Emit_relocs_strategy): Rename and move to target-reloc.h.
 239         (Sized_relobj_file::emit_relocs_scan): Call Target::emit_relocs_scan().
 240         (Sized_relobj_file::emit_relocs_scan_reltype): Remove.
 241         (Sized_relobj_file::split_stack_adjust): Add target parameter.
 242         Adjust all callers.
 243         (Sized_relobj_file::split_stack_adjust_reltype): Likewise. Call
 244         Target::get_r_sym() to get r_sym field from relocations.
 245         (Track_relocs::next_symndx): Call Target::get_r_sym().
 246         * target-reloc.h (scan_relocs): Remove sh_type template parameter;
 247         add Classify_reloc template parameter.  Use for accessing r_sym and
 248         r_type.
 249         (relocate_section): Likewise.
 250         (Default_classify_reloc): New class (renamed and moved from reloc.cc).
 251         (Default_scan_relocatable_relocs): Remove sh_type template parameter.
 252         (Default_scan_relocatable_relocs::Reltype): New typedef.
 253         (Default_scan_relocatable_relocs::reloc_size): New const.
 254         (Default_scan_relocatable_relocs::sh_type): New const.
 255         (Default_scan_relocatable_relocs::get_r_sym): New method.
 256         (Default_scan_relocatable_relocs::get_r_type): New method.
 257         (Default_emit_relocs_strategy): New class.
 258         (scan_relocatable_relocs): Replace sh_type template parameter with
 259         Scan_relocatable_relocs class.  Use it to access r_sym and r_type
 260         fields.
 261         (relocate_relocs): Replace sh_type template parameter with
 262         Classify_reloc class.  Use it to access r_sym and r_type fields.
 263         * target.h (Target::is_call_to_non_split): Replace r_type parameter
 264         with pointer to relocation. Adjust all callers.
 265         (Target::do_is_call_to_non_split): Likewise.
 266         (Target::emit_relocs_scan): New virtual method.
 267         (Sized_target::get_r_sym): New virtual method.
 268         * target.cc (Target::do_is_call_to_non_split): Replace r_type parameter
 269         with pointer to relocation.
 270
 271         * aarch64.cc (Target_aarch64::emit_relocs_scan): New method.
 272         (Target_aarch64::Relocatable_size_for_reloc): Remove.
 273         (Target_aarch64::gc_process_relocs): Use Default_classify_reloc.
 274         (Target_aarch64::scan_relocs): Likewise.
 275         (Target_aarch64::relocate_section): Likewise.
 276         (Target_aarch64::Relocatable_size_for_reloc::get_size_for_reloc):
 277         Remove.
 278         (Target_aarch64::scan_relocatable_relocs): Use Default_classify_reloc.
 279         (Target_aarch64::relocate_relocs): Use Default_classify_reloc.
 280         * arm.cc (Target_arm::Arm_scan_relocatable_relocs): Remove sh_type
 281         template parameter.
 282         (Target_arm::emit_relocs_scan): New method.
 283         (Target_arm::Relocatable_size_for_reloc): Replace with...
 284         (Target_arm::Classify_reloc): ...this.
 285         (Target_arm::gc_process_relocs): Use Classify_reloc.
 286         (Target_arm::scan_relocs): Likewise.
 287         (Target_arm::relocate_section): Likewise.
 288         (Target_arm::scan_relocatable_relocs): Likewise.
 289         (Target_arm::relocate_relocs): Likewise.
 290         * i386.cc (Target_i386::emit_relocs_scan): New method.
 291         (Target_i386::Relocatable_size_for_reloc): Replace with...
 292         (Target_i386::Classify_reloc): ...this.
 293         (Target_i386::gc_process_relocs): Use Classify_reloc.
 294         (Target_i386::scan_relocs): Likewise.
 295         (Target_i386::relocate_section): Likewise.
 296         (Target_i386::scan_relocatable_relocs): Likewise.
 297         (Target_i386::relocate_relocs): Likewise.
 298         * mips.cc (Mips_scan_relocatable_relocs): Remove sh_type template
 299         parameter.
 300         (Mips_reloc_types): New class template.
 301         (Mips_classify_reloc): New class template.
 302         (Target_mips::Reltype): New typedef.
 303         (Target_mips::Relatype): New typedef.
 304         (Target_mips::emit_relocs_scan): New method.
 305         (Target_mips::get_r_sym): New method.
 306         (Target_mips::Relocatable_size_for_reloc): Replace with
 307         Mips_classify_reloc.
 308         (Target_mips::copy_reloc): Use Mips_classify_reloc.
 309         (Target_mips::gc_process_relocs): Likewise.
 310         (Target_mips::scan_relocs): Likewise.
 311         (Target_mips::relocate_section): Likewise.
 312         (Target_mips::scan_relocatable_relocs): Likewise.
 313         (Target_mips::relocate_relocs): Likewise.
 314         (mips_get_size_for_reloc): New function, factored out from
 315         Relocatable_size_for_reloc::get_size_for_reloc.
 316         (Target_mips::Scan::local): Use Mips_classify_reloc.
 317         (Target_mips::Scan::global): Likewise.
 318         (Target_mips::Relocate::relocate): Likewise.
 319         * powerpc.cc (Target_powerpc::emit_relocs_scan): New method.
 320         (Target_powerpc::Relocatable_size_for_reloc): Remove.
 321         (Target_powerpc::gc_process_relocs): Use Default_classify_reloc.
 322         (Target_powerpc::scan_relocs): Likewise.
 323         (Target_powerpc::relocate_section): Likewise.
 324         (Powerpc_scan_relocatable_reloc): Convert to class template.
 325         (Powerpc_scan_relocatable_reloc::Reltype): New typedef.
 326         (Powerpc_scan_relocatable_reloc::reloc_size): New const.
 327         (Powerpc_scan_relocatable_reloc::sh_type): New const.
 328         (Powerpc_scan_relocatable_reloc::get_r_sym): New method.
 329         (Powerpc_scan_relocatable_reloc::get_r_type): New method.
 330         (Target_powerpc::scan_relocatable_relocs): Use
 331         Powerpc_scan_relocatable_reloc.
 332         (Target_powerpc::relocate_relocs): Use Default_classify_reloc.
 333         * s390.cc (Target_s390::emit_relocs_scan): New method.
 334         (Target_s390::Relocatable_size_for_reloc): Remove.
 335         (Target_s390::gc_process_relocs): Use Default_classify_reloc.
 336         (Target_s390::scan_relocs): Likewise.
 337         (Target_s390::relocate_section): Likewise.
 338         (Target_s390::Relocatable_size_for_reloc::get_size_for_reloc):
 339         Remove.
 340         (Target_s390::scan_relocatable_relocs): Use Default_classify_reloc.
 341         (Target_s390::relocate_relocs): Use Default_classify_reloc.
 342         * sparc.cc (Target_sparc::emit_relocs_scan): New method.
 343         (Target_sparc::Relocatable_size_for_reloc): Remove.
 344         (Target_sparc::gc_process_relocs): Use Default_classify_reloc.
 345         (Target_sparc::scan_relocs): Likewise.
 346         (Target_sparc::relocate_section): Likewise.
 347         (Target_sparc::Relocatable_size_for_reloc::get_size_for_reloc):
 348         Remove.
 349         (Target_sparc::scan_relocatable_relocs): Use Default_classify_reloc.
 350         (Target_sparc::relocate_relocs): Use Default_classify_reloc.
 351         * tilegx.cc (Target_tilegx::emit_relocs_scan): New method.
 352         (Target_tilegx::Relocatable_size_for_reloc): Remove.
 353         (Target_tilegx::gc_process_relocs): Use Default_classify_reloc.
 354         (Target_tilegx::scan_relocs): Likewise.
 355         (Target_tilegx::relocate_section): Likewise.
 356         (Target_tilegx::Relocatable_size_for_reloc::get_size_for_reloc):
 357         Remove.
 358         (Target_tilegx::scan_relocatable_relocs): Use Default_classify_reloc.
 359         (Target_tilegx::relocate_relocs): Use Default_classify_reloc.
 360         * x86_64.cc (Target_x86_64::emit_relocs_scan): New method.
 361         (Target_x86_64::Relocatable_size_for_reloc): Remove.
 362         (Target_x86_64::gc_process_relocs): Use Default_classify_reloc.
 363         (Target_x86_64::scan_relocs): Likewise.
 364         (Target_x86_64::relocate_section): Likewise.
 365         (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
 366         Remove.
 367         (Target_x86_64::scan_relocatable_relocs): Use Default_classify_reloc.
 368         (Target_x86_64::relocate_relocs): Use Default_classify_reloc.
 369
 370         * testsuite/testfile.cc (Target_test::emit_relocs_scan): New method.
 371
 372 2016-01-01  Alan Modra  <amodra@gmail.com>
 373
 374         Update year range in copyright notice of all files.
 375
 376 For older changes see ChangeLog-0815
 377 \f
 378 Copyright (C) 2016 Free Software Foundation, Inc.
 379
 380 Copying and distribution of this file, with or without modification,
 381 are permitted in any medium without royalty provided the copyright
 382 notice and this notice are preserved.
 383
 384 Local Variables:
 385 mode: change-log
 386 left-margin: 8
 387 fill-column: 74
 388 version-control: never
 389 End: