diff options
| author | Han Shen <shenhan@google.com> | 2016-07-26 08:49:12 -0700 |
|---|---|---|
| committer | Han Shen <shenhan@google.com> | 2016-07-26 08:55:14 -0700 |
| commit | 8769bc4bab847cefc2bb5682a0a0dad579528ac8 (patch) | |
| tree | b93a01a9472bc7677a46cfb2156cfcb0f7e3c84d /gold/aarch64.cc | |
| parent | e0461dbb653dbb3c46ea7a15054fd2c98f879f31 (diff) | |
| download | gdb-8769bc4bab847cefc2bb5682a0a0dad579528ac8.zip gdb-8769bc4bab847cefc2bb5682a0a0dad579528ac8.tar.gz gdb-8769bc4bab847cefc2bb5682a0a0dad579528ac8.tar.bz2 | |
[Gold, aarch64] Implement some AArch64 relocs.
This CL implemented the following relocs for AArch64 target.
- R_AARCH64_MOVW_UABS_G*
- R_AARCH64_MOVW_SABS_G* relocations
gold/ChangeLog
2016-07-26 Igor Kudrin <ikudrin@accesssoftek.com>
* aarch64-reloc-property.cc (Rvalue_bit_select_impl): New class.
(rvalue_bit_select): Use Rvalue_bit_select_impl.
* aarch64-reloc.def (MOVW_UABS_G0, MOVW_UABS_G0_NC,
MOVW_UABS_G1,
MOVW_UABS_G1_NC, MOVW_UABS_G2, MOVW_UABS_G2_NC, MOVW_UABS_G3,
MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2): New relocations.
* aarch64.cc (Target_aarch64::Scan::local): Add cases for new
MOVW_UABS_* and MOVW_SABS_* relocations.
(Target_aarch64::Scan::global): Likewise.
(Target_aarch64::Relocate::relocate): Add cases and handlings
for new MOVW_UABS_* and MOVW_SABS_* relocations.
* testsuite/Makefile.am (aarch64_relocs): New test.
* testsuite/Makefile.in: Regenerate.
* testsuite/aarch64_globals.s: New test source file.
* testsuite/aarch64_relocs.s: Likewise.
* testsuite/aarch64_relocs.sh: New test script.
Diffstat (limited to 'gold/aarch64.cc')
| -rw-r--r-- | gold/aarch64.cc | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/gold/aarch64.cc b/gold/aarch64.cc index db9f06c..ab7e563 100644 --- a/gold/aarch64.cc +++ b/gold/aarch64.cc @@ -6026,6 +6026,23 @@ Target_aarch64<size, big_endian>::Scan::local( } break; + case elfcpp::R_AARCH64_MOVW_UABS_G0: // 263 + case elfcpp::R_AARCH64_MOVW_UABS_G0_NC: // 264 + case elfcpp::R_AARCH64_MOVW_UABS_G1: // 265 + case elfcpp::R_AARCH64_MOVW_UABS_G1_NC: // 266 + case elfcpp::R_AARCH64_MOVW_UABS_G2: // 267 + case elfcpp::R_AARCH64_MOVW_UABS_G2_NC: // 268 + case elfcpp::R_AARCH64_MOVW_UABS_G3: // 269 + case elfcpp::R_AARCH64_MOVW_SABS_G0: // 270 + case elfcpp::R_AARCH64_MOVW_SABS_G1: // 271 + case elfcpp::R_AARCH64_MOVW_SABS_G2: // 272 + if (parameters->options().output_is_position_independent()) + { + gold_error(_("%s: unsupported reloc %u in pos independent link."), + object->name().c_str(), r_type); + } + break; + case elfcpp::R_AARCH64_LD_PREL_LO19: // 273 case elfcpp::R_AARCH64_ADR_PREL_LO21: // 274 case elfcpp::R_AARCH64_ADR_PREL_PG_HI21: // 275 @@ -6311,6 +6328,23 @@ Target_aarch64<size, big_endian>::Scan::global( } break; + case elfcpp::R_AARCH64_MOVW_UABS_G0: // 263 + case elfcpp::R_AARCH64_MOVW_UABS_G0_NC: // 264 + case elfcpp::R_AARCH64_MOVW_UABS_G1: // 265 + case elfcpp::R_AARCH64_MOVW_UABS_G1_NC: // 266 + case elfcpp::R_AARCH64_MOVW_UABS_G2: // 267 + case elfcpp::R_AARCH64_MOVW_UABS_G2_NC: // 268 + case elfcpp::R_AARCH64_MOVW_UABS_G3: // 269 + case elfcpp::R_AARCH64_MOVW_SABS_G0: // 270 + case elfcpp::R_AARCH64_MOVW_SABS_G1: // 271 + case elfcpp::R_AARCH64_MOVW_SABS_G2: // 272 + if (parameters->options().output_is_position_independent()) + { + gold_error(_("%s: unsupported reloc %u in pos independent link."), + object->name().c_str(), r_type); + } + break; + case elfcpp::R_AARCH64_LD_PREL_LO19: // 273 case elfcpp::R_AARCH64_ADR_PREL_LO21: // 274 case elfcpp::R_AARCH64_ADR_PREL_PG_HI21: // 275 @@ -6993,6 +7027,23 @@ Target_aarch64<size, big_endian>::Relocate::relocate( view, object, psymval, addend, address, reloc_property); break; + case elfcpp::R_AARCH64_MOVW_UABS_G0: + case elfcpp::R_AARCH64_MOVW_UABS_G0_NC: + case elfcpp::R_AARCH64_MOVW_UABS_G1: + case elfcpp::R_AARCH64_MOVW_UABS_G1_NC: + case elfcpp::R_AARCH64_MOVW_UABS_G2: + case elfcpp::R_AARCH64_MOVW_UABS_G2_NC: + case elfcpp::R_AARCH64_MOVW_UABS_G3: + reloc_status = Reloc::template rela_general<32>( + view, object, psymval, addend, reloc_property); + break; + case elfcpp::R_AARCH64_MOVW_SABS_G0: + case elfcpp::R_AARCH64_MOVW_SABS_G1: + case elfcpp::R_AARCH64_MOVW_SABS_G2: + reloc_status = Reloc::movnz(view, psymval->value(object, addend), + reloc_property); + break; + case elfcpp::R_AARCH64_LD_PREL_LO19: reloc_status = Reloc::template pcrela_general<32>( view, object, psymval, addend, address, reloc_property); |