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| author | Renlin Li <renlin.li@arm.com> | 2015-06-15 11:07:37 +0100 |
|---|---|---|
| committer | Jiong Wang <jiong.wang@arm.com> | 2015-06-15 11:07:37 +0100 |
| commit | 87f5fbcc7aa49cee13e9ed44587b80d695d7e781 (patch) | |
| tree | bd634afe87cb2833ea0582eb3bc2327239753bff /bfd | |
| parent | a2a4d60d831e40350d96edd2f1cd55f430d04fd4 (diff) | |
| download | gdb-87f5fbcc7aa49cee13e9ed44587b80d695d7e781.zip gdb-87f5fbcc7aa49cee13e9ed44587b80d695d7e781.tar.gz gdb-87f5fbcc7aa49cee13e9ed44587b80d695d7e781.tar.bz2 | |
[AArch64] Gas add BFD_RELOC_AARCH64_LD64_GOTOFF_LO15 support
2015-06-15 Renlin Li <renlin.li@arm.com>
bfd/
* reloc.c (BFD_RELOC_AARCH64_LD64_GOTOFF_LO15): New entry.
* elfnn-aarch64.c (elfNN_aarch64_howto_table): New entry for
BFD_RELOC_AARCH64_LD64_GOTOFF_LO15.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
gas/
* config/tc-aarch64.c (reloc_table): New relocation modifier.
(md_apply_fix): Support BFD_RELOC_AARCH64_LD64_GOTOFF_LO15.
(aarch64_force_relocation): Ditto
gas/testsuite/
* gas/aarch64/reloc-insn.s: Update test
* gas/aarch64/reloc-insn.d: Update expected result.
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 8 | ||||
| -rw-r--r-- | bfd/bfd-in2.h | 4 | ||||
| -rw-r--r-- | bfd/elfnn-aarch64.c | 15 | ||||
| -rw-r--r-- | bfd/libbfd.h | 1 | ||||
| -rw-r--r-- | bfd/reloc.c | 5 |
5 files changed, 33 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 5aaa45e..ef760d1 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,11 @@ +2015-06-15 Renlin Li <renlin.li@arm.com> + + * reloc.c (BFD_RELOC_AARCH64_LD64_GOTOFF_LO15): New entry. + * bfd-in2.h: Regenerate. + * libbfd.h: Regenerate. + * elfnn-aarch64.c (elfNN_aarch64_howto_table): New entry for + BFD_RELOC_AARCH64_LD64_GOTOFF_LO15. + 2015-06-15 Alan Modra <amodra@gmail.com> * cofflink.c (_bfd_coff_generic_relocate_section): Revert diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h index 09331bd..60b7a24 100644 --- a/bfd/bfd-in2.h +++ b/bfd/bfd-in2.h @@ -5737,6 +5737,10 @@ the GOT entry for this symbol. Used in conjunction with BFD_RELOC_AARCH64_ADR_GOTPAGE. Valid in ILP32 ABI only. */ BFD_RELOC_AARCH64_LD32_GOT_LO12_NC, +/* Unsigned 15 bit byte offset for 64 bit load/store from the page of +the GOT entry for this symbol. Valid in ILP64 ABI only. */ + BFD_RELOC_AARCH64_LD64_GOTOFF_LO15, + /* Scaled 14 bit byte offset to the page base of the global offset table. */ BFD_RELOC_AARCH64_LD32_GOTPAGE_LO14, diff --git a/bfd/elfnn-aarch64.c b/bfd/elfnn-aarch64.c index 4065dfc..1c55058 100644 --- a/bfd/elfnn-aarch64.c +++ b/bfd/elfnn-aarch64.c @@ -848,6 +848,21 @@ static reloc_howto_type elfNN_aarch64_howto_table[] = 0xffc, /* dst_mask */ FALSE), /* pcrel_offset */ + /* LD64: GOT offset for the symbol. */ + HOWTO64 (AARCH64_R (LD64_GOTOFF_LO15), /* type */ + 3, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 12, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + AARCH64_R_STR (LD64_GOTOFF_LO15), /* name */ + FALSE, /* partial_inplace */ + 0x7ff8, /* src_mask */ + 0x7ff8, /* dst_mask */ + FALSE), /* pcrel_offset */ + /* LD32: GOT offset to the page address of GOT table. (G(S) - PAGE (_GLOBAL_OFFSET_TABLE_)) & 0x5ffc. */ HOWTO32 (AARCH64_R (LD32_GOTPAGE_LO14), /* type */ diff --git a/bfd/libbfd.h b/bfd/libbfd.h index b2a0979..711f08f 100644 --- a/bfd/libbfd.h +++ b/bfd/libbfd.h @@ -2733,6 +2733,7 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@", "BFD_RELOC_AARCH64_ADR_GOT_PAGE", "BFD_RELOC_AARCH64_LD64_GOT_LO12_NC", "BFD_RELOC_AARCH64_LD32_GOT_LO12_NC", + "BFD_RELOC_AARCH64_LD64_GOTOFF_LO15", "BFD_RELOC_AARCH64_LD32_GOTPAGE_LO14", "BFD_RELOC_AARCH64_LD64_GOTPAGE_LO15", "BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21", diff --git a/bfd/reloc.c b/bfd/reloc.c index 7f2b31e..d312e48 100644 --- a/bfd/reloc.c +++ b/bfd/reloc.c @@ -6762,6 +6762,11 @@ ENUMDOC the GOT entry for this symbol. Used in conjunction with BFD_RELOC_AARCH64_ADR_GOTPAGE. Valid in ILP32 ABI only. ENUM + BFD_RELOC_AARCH64_LD64_GOTOFF_LO15 +ENUMDOC + Unsigned 15 bit byte offset for 64 bit load/store from the page of + the GOT entry for this symbol. Valid in ILP64 ABI only. +ENUM BFD_RELOC_AARCH64_LD32_GOTPAGE_LO14 ENUMDOC Scaled 14 bit byte offset to the page base of the global offset table. |