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| author | Tamar Christina <tamar.christina@arm.com> | 2017-06-28 11:09:01 +0100 |
|---|---|---|
| committer | Jiong Wang <jiong.wang@arm.com> | 2017-06-28 11:09:01 +0100 |
| commit | 65a55fbbd949868f7df3c65d39eb8d4455515132 (patch) | |
| tree | 004ff233f1a34016efc97cef4bf89a5e0003033b /opcodes/aarch64-dis.c | |
| parent | c604a79ad4d47070bbcc0bc082188fb16892ceef (diff) | |
| download | fsf-binutils-gdb-65a55fbbd949868f7df3c65d39eb8d4455515132.zip fsf-binutils-gdb-65a55fbbd949868f7df3c65d39eb8d4455515132.tar.gz fsf-binutils-gdb-65a55fbbd949868f7df3c65d39eb8d4455515132.tar.bz2 | |
[AArch64] Add dot product support for AArch64 to binutils
gas/
* config/tc-aarch64.c (aarch64_reg_parse_32_64): Accept 4B.
(aarch64_features): Added dotprod.
* doc/c-aarch64.texi: Added dotprod.
* testsuite/gas/aarch64/dotproduct.d: New.
* testsuite/gas/aarch64/dotproduct.s: New.
opcodes/
* aarch64-asm.c (aarch64_ins_reglane): Added 4B dotprod.
* aarch64-dis.c (aarch64_ext_reglane): Likewise.
* aarch64-tbl.h (QL_V3DOT, QL_V2DOT): New.
(aarch64_feature_dotprod, DOT_INSN): New.
(udot, sdot): New.
* aarch64-dis-2.c: Regenerated.
include/
* opcode/aarch64.h: (AARCH64_FEATURE_DOTPROD): New.
(aarch64_insn_class): Added dotprod.
Diffstat (limited to 'opcodes/aarch64-dis.c')
| -rw-r--r-- | opcodes/aarch64-dis.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/opcodes/aarch64-dis.c b/opcodes/aarch64-dis.c index a860dbc..4fd94e8 100644 --- a/opcodes/aarch64-dis.c +++ b/opcodes/aarch64-dis.c @@ -325,6 +325,21 @@ aarch64_ext_reglane (const aarch64_operand *self, aarch64_opnd_info *info, info->reglane.index = (unsigned) (value >> 1); } } + else if (inst->opcode->iclass == dotproduct) + { + /* Need information in other operand(s) to help decoding. */ + info->qualifier = get_expected_qualifier (inst, info->idx); + switch (info->qualifier) + { + case AARCH64_OPND_QLF_S_B: + /* L:H */ + info->reglane.index = extract_fields (code, 0, 2, FLD_H, FLD_L); + info->reglane.regno &= 0x1f; + break; + default: + return 0; + } + } else { /* Index only for e.g. SQDMLAL <Va><d>, <Vb><n>, <Vm>.<Ts>[<index>] |