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| author | Jiong Wang <jiong.wang@arm.com> | 2015-08-11 17:38:49 +0100 |
|---|---|---|
| committer | Jiong Wang <jiong.wang@arm.com> | 2015-08-11 21:26:31 +0100 |
| commit | 70151fb54ab6e3d5dc7f99fe3fbfa7ad2f1ab2af (patch) | |
| tree | 1dfa4776e5a29b48abca16a4a6b6933f740913d2 /bfd | |
| parent | 73f925cc20e839d4b7352b809a33e4e7dcbfa05a (diff) | |
| download | gdb-70151fb54ab6e3d5dc7f99fe3fbfa7ad2f1ab2af.zip gdb-70151fb54ab6e3d5dc7f99fe3fbfa7ad2f1ab2af.tar.gz gdb-70151fb54ab6e3d5dc7f99fe3fbfa7ad2f1ab2af.tar.bz2 | |
[AArch64][7/8] GAS support BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12
2015-08-11 Jiong Wang <jiong.wang@arm.com>
include/elf/
* aarch64.h (R_AARCH64_P32_TLSLD_ADD_DTPREL_LO12): Define.
bfd/
* reloc.c (BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12): New entry.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* elfnn-aarch64.c (elfNN_aarch64_howto_table): New entry for
BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12.
gas/
* config/tc-aarch64.c (reloc_table): New relocation modifiers
"dtprel_lo12".
(md_apply_fix): Support BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12.
(aarch64_force_relocation): Likewise.
gas/testsuite/
* gas/aarch64/reloc-dtprel_lo12-1.s: New testcase.
* gas/aarch64/reloc-dtprel_lo12-ilp32-1.s: Likewise.
* gas/aarch64/reloc-dtprel_lo12-1.d: New expectation file.
* gas/aarch64/reloc-dtprel_lo12-ilp32-1.d: Likewise.
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 8 | ||||
| -rw-r--r-- | bfd/bfd-in2.h | 3 | ||||
| -rw-r--r-- | bfd/elfnn-aarch64.c | 15 | ||||
| -rw-r--r-- | bfd/libbfd.h | 1 | ||||
| -rw-r--r-- | bfd/reloc.c | 4 |
5 files changed, 31 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 8c6de6f..61554a7 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,5 +1,13 @@ 2015-08-11 Jiong Wang <jiong.wang@arm.com> + * reloc.c (BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12): New entry. + * bfd-in2.h: Regenerate. + * libbfd.h: Regenerate. + * elfnn-aarch64.c (elfNN_aarch64_howto_table): New entry for + BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12. + +2015-08-11 Jiong Wang <jiong.wang@arm.com> + * elfnn-aarch64.c (IS_AARCH64_TLS_RELOC): Recognize BFD_RELOC_AARCH64_TLSLD_ADD_LO12_NC. (aarch64_reloc_got_type): Likewise. diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h index 350b955..3299055 100644 --- a/bfd/bfd-in2.h +++ b/bfd/bfd-in2.h @@ -5794,6 +5794,9 @@ BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21. */ /* AArch64 TLS INITIAL EXEC relocation. */ BFD_RELOC_AARCH64_TLSIE_LD_GOTTPREL_PREL19, +/* Unsigned 12 bit byte offset to module TLS base address. */ + BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12, + /* Unsigned 12 bit byte offset to global offset table entry for a symbols tls_index structure. Used in conjunction with BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21. */ diff --git a/bfd/elfnn-aarch64.c b/bfd/elfnn-aarch64.c index 72d64fe..80beda7 100644 --- a/bfd/elfnn-aarch64.c +++ b/bfd/elfnn-aarch64.c @@ -1027,6 +1027,21 @@ static reloc_howto_type elfNN_aarch64_howto_table[] = 0x1ffffc, /* dst_mask */ FALSE), /* pcrel_offset */ + /* Unsigned 12 bit byte offset to module TLS base address. */ + HOWTO (AARCH64_R (TLSLD_ADD_DTPREL_LO12), /* type */ + 0, /* 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 (TLSLD_ADD_DTPREL_LO12), /* name */ + FALSE, /* partial_inplace */ + 0xfff, /* src_mask */ + 0xfff, /* dst_mask */ + FALSE), /* pcrel_offset */ + /* ADD: GOT offset G(S) & 0xff8 [no overflow check] */ HOWTO (AARCH64_R (TLSLD_ADD_LO12_NC), /* type */ 0, /* rightshift */ diff --git a/bfd/libbfd.h b/bfd/libbfd.h index d6ed8fd..72c50f5 100644 --- a/bfd/libbfd.h +++ b/bfd/libbfd.h @@ -2759,6 +2759,7 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@", "BFD_RELOC_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC", "BFD_RELOC_AARCH64_TLSIE_LD32_GOTTPREL_LO12_NC", "BFD_RELOC_AARCH64_TLSIE_LD_GOTTPREL_PREL19", + "BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12", "BFD_RELOC_AARCH64_TLSLD_ADD_LO12_NC", "BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21", "BFD_RELOC_AARCH64_TLSLD_ADR_PREL21", diff --git a/bfd/reloc.c b/bfd/reloc.c index df22f9b..376f0a7 100644 --- a/bfd/reloc.c +++ b/bfd/reloc.c @@ -6844,6 +6844,10 @@ ENUM ENUMDOC AArch64 TLS INITIAL EXEC relocation. ENUM + BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12 +ENUMDOC + Unsigned 12 bit byte offset to module TLS base address. +ENUM BFD_RELOC_AARCH64_TLSLD_ADD_LO12_NC ENUMDOC Unsigned 12 bit byte offset to global offset table entry for a symbols |