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| author | Matthew Wahab <matthew.wahab@arm.com> | 2015-06-02 12:35:21 +0100 |
|---|---|---|
| committer | Jiong Wang <jiong.wang@arm.com> | 2015-06-02 12:37:33 +0100 |
| commit | d6b4b13ed2859a1eafd6c94c0dc64b20fdbde1ba (patch) | |
| tree | 5d05a686dd55beaa2abf51922d168d31e23e11eb /gas | |
| parent | ddfded2f7bba485d6c967b502337a72310f24913 (diff) | |
| download | gdb-d6b4b13ed2859a1eafd6c94c0dc64b20fdbde1ba.zip gdb-d6b4b13ed2859a1eafd6c94c0dc64b20fdbde1ba.tar.gz gdb-d6b4b13ed2859a1eafd6c94c0dc64b20fdbde1ba.tar.bz2 | |
[ARM] Support for ARMv8.1 Adv.SIMD extension
Diffstat (limited to 'gas')
| -rw-r--r-- | gas/config/tc-arm.c | 13 | ||||
| -rw-r--r-- | gas/doc/c-arm.texi | 7 |
2 files changed, 18 insertions, 2 deletions
diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c index ece5ebc..c69a942 100644 --- a/gas/config/tc-arm.c +++ b/gas/config/tc-arm.c @@ -259,6 +259,8 @@ static const arm_feature_set fpu_crypto_ext_armv8 = ARM_FEATURE_COPROC (FPU_CRYPTO_EXT_ARMV8); static const arm_feature_set crc_ext_armv8 = ARM_FEATURE_COPROC (CRC_EXT_ARMV8); +static const arm_feature_set fpu_neon_ext_v8_1 = + ARM_FEATURE_COPROC (FPU_NEON_EXT_ARMV8 | FPU_NEON_EXT_RDMA); static int mfloat_abi_opt = -1; /* Record user cpu selection for object attributes. */ @@ -12916,6 +12918,8 @@ struct neon_tab_entry X(vqdmull, 0x0800d00, N_INV, 0x0800b40), \ X(vqdmulh, 0x0000b00, N_INV, 0x0800c40), \ X(vqrdmulh, 0x1000b00, N_INV, 0x0800d40), \ + X(vqrdmlah, 0x3000b10, N_INV, 0x0800e40), \ + X(vqrdmlsh, 0x3000c10, N_INV, 0x0800f40), \ X(vshl, 0x0000400, N_INV, 0x0800510), \ X(vqshl, 0x0000410, N_INV, 0x0800710), \ X(vand, 0x0000110, N_INV, 0x0800030), \ @@ -19815,6 +19819,11 @@ static const struct asm_opcode insns[] = NUF(vrecpsq, 0000f10, 3, (RNQ, oRNQ, RNQ), neon_step), NUF(vrsqrts, 0200f10, 3, (RNDQ, oRNDQ, RNDQ), neon_step), NUF(vrsqrtsq, 0200f10, 3, (RNQ, oRNQ, RNQ), neon_step), + /* ARM v8.1 extension. */ + nUF(vqrdmlah, _vqrdmlah, 3, (RNDQ, oRNDQ, RNDQ_RNSC), neon_qdmulh), + nUF(vqrdmlahq, _vqrdmlah, 3, (RNQ, oRNQ, RNDQ_RNSC), neon_qdmulh), + nUF(vqrdmlsh, _vqrdmlsh, 3, (RNDQ, oRNDQ, RNDQ_RNSC), neon_qdmulh), + nUF(vqrdmlshq, _vqrdmlsh, 3, (RNQ, oRNQ, RNDQ_RNSC), neon_qdmulh), /* Two address, int/float. Types S8 S16 S32 F32. */ NUF(vabsq, 1b10300, 2, (RNQ, RNQ), neon_abs_neg), @@ -24698,6 +24707,9 @@ static const struct arm_option_extension_value_table arm_extensions[] = | ARM_EXT_DIV), ARM_FEATURE_CORE_LOW (ARM_EXT_VIRT), ARM_FEATURE_CORE_LOW (ARM_EXT_V7A)), + ARM_EXT_OPT ("rdma", FPU_ARCH_NEON_VFP_ARMV8, + ARM_FEATURE_COPROC (FPU_NEON_ARMV8 | FPU_NEON_EXT_RDMA), + ARM_FEATURE_CORE_LOW (ARM_EXT_V8)), ARM_EXT_OPT ("xscale",ARM_FEATURE_COPROC (ARM_CEXT_XSCALE), ARM_FEATURE_COPROC (ARM_CEXT_XSCALE), ARM_ANY), { NULL, 0, ARM_ARCH_NONE, ARM_ARCH_NONE, ARM_ARCH_NONE } @@ -24755,6 +24767,7 @@ static const struct arm_option_fpu_value_table arm_fpus[] = {"neon-fp-armv8", FPU_ARCH_NEON_VFP_ARMV8}, {"crypto-neon-fp-armv8", FPU_ARCH_CRYPTO_NEON_VFP_ARMV8}, + {"neon-fp-armv8.1", FPU_ARCH_NEON_VFP_ARMV8_1}, {NULL, ARM_ARCH_NONE} }; diff --git a/gas/doc/c-arm.texi b/gas/doc/c-arm.texi index 85ff20d..afbd9f9 100644 --- a/gas/doc/c-arm.texi +++ b/gas/doc/c-arm.texi @@ -179,7 +179,9 @@ architectures), @code{simd} (Advanced SIMD Extensions for v8-A architecture, implies @code{fp}), @code{virt} (Virtualization Extensions for v7-A architecture, implies @code{idiv}), -@code{pan} (Priviliged Access Never Extensions for v8-A architecture) +@code{pan} (Priviliged Access Never Extensions for v8-A architecture), +@code{rdma} (ARMv8.1 Advanced SIMD extensions for v8-A architecture, implies +@code{simd}) and @code{xscale}. @@ -271,8 +273,9 @@ The following format options are recognized: @code{neon}, @code{neon-vfpv4}, @code{neon-fp-armv8}, -and @code{crypto-neon-fp-armv8}. +and +@code{neon-fp-armv8-1}, In addition to determining which instructions are assembled, this option also affects the way in which the @code{.double} assembler directive behaves |