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| 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-reloc.def | |
| 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-reloc.def')
| -rw-r--r-- | gold/aarch64-reloc.def | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/gold/aarch64-reloc.def b/gold/aarch64-reloc.def index 763d372..6d2981d 100644 --- a/gold/aarch64-reloc.def +++ b/gold/aarch64-reloc.def @@ -43,6 +43,20 @@ ARD(PREL32 , STATIC , DATA , Y, -1, 31,32 ARD(PREL16 , STATIC , DATA , Y, -1, 15,16 , 0,0 , Symbol::RELATIVE_REF , DATA ) // Above is from Table 4-6, Data relocations, 257-262. +ARD(MOVW_UABS_G0 , STATIC , AARCH64 , Y, 0, 0,16 , 0,15 , Symbol::ABSOLUTE_REF , MOVW ) +ARD(MOVW_UABS_G0_NC , STATIC , AARCH64 , Y, 0, 0,0 , 0,15 , Symbol::ABSOLUTE_REF , MOVW ) +ARD(MOVW_UABS_G1 , STATIC , AARCH64 , Y, 0, 0,32 , 16,31 , Symbol::ABSOLUTE_REF , MOVW ) +ARD(MOVW_UABS_G1_NC , STATIC , AARCH64 , Y, 0, 0,0 , 16,31 , Symbol::ABSOLUTE_REF , MOVW ) +ARD(MOVW_UABS_G2 , STATIC , AARCH64 , Y, 0, 0,48 , 32,47 , Symbol::ABSOLUTE_REF , MOVW ) +ARD(MOVW_UABS_G2_NC , STATIC , AARCH64 , Y, 0, 0,0 , 32,47 , Symbol::ABSOLUTE_REF , MOVW ) +ARD(MOVW_UABS_G3 , STATIC , AARCH64 , Y, 0, 0,0 , 48,63 , Symbol::ABSOLUTE_REF , MOVW ) +// Above is from Table 4-7, Group relocations to create a 16-, 32-, 48-, or 64-bit unsigned data value or address inline. + +ARD(MOVW_SABS_G0 , STATIC , AARCH64 , Y, 0, 16,16 , 0,15 , Symbol::ABSOLUTE_REF , MOVW ) +ARD(MOVW_SABS_G1 , STATIC , AARCH64 , Y, 0, 32,32 , 16,31 , Symbol::ABSOLUTE_REF , MOVW ) +ARD(MOVW_SABS_G2 , STATIC , AARCH64 , Y, 0, 48,48 , 32,47 , Symbol::ABSOLUTE_REF , MOVW ) +// Above is from Table 4-8, Group relocations to create a 16, 32, 48, or 64 bit signed data or offset value inline. + ARD(LD_PREL_LO19 , STATIC , AARCH64 , Y, -1, 20,20 , 2,20 , Symbol::RELATIVE_REF , LDST ) ARD(ADR_PREL_LO21 , STATIC , AARCH64 , Y, -1, 20,20 , 0,20 , Symbol::RELATIVE_REF , ADR ) ARD(ADR_PREL_PG_HI21 , STATIC , AARCH64 , Y, -1, 32,32 , 12,32 , Symbol::RELATIVE_REF , ADRP ) |