diff options
| author | Hongyu Wang <hongyu.wang@intel.com> | 2022-11-04 15:50:55 +0800 |
|---|---|---|
| committer | Haochen Jiang <haochen.jiang@intel.com> | 2022-11-04 16:03:45 +0800 |
| commit | 2b4a03962a0fe18cadc944d90f1fb85a40004226 (patch) | |
| tree | 09ae84a2b4629e6f3283401bb9221cc97f7c5d43 /gcc/doc/invoke.texi | |
| parent | d201bd1aab513266eb7f3adabfb3fafc6578228f (diff) | |
Support Intel AMX-FP16 ISA
gcc/ChangeLog:
* common/config/i386/cpuinfo.h (get_available_features): Detect
amx-fp16.
* common/config/i386/i386-common.cc (OPTION_MASK_ISA2_AMX_FP16_SET,
OPTION_MASK_ISA2_AMX_FP16_UNSET): New macros.
(ix86_handle_option): Handle -mamx-fp16.
* common/config/i386/i386-cpuinfo.h (enum processor_features):
Add FEATURE_AMX_FP16.
* common/config/i386/i386-isas.h: Add ISA_NAME_TABLE_ENTRY for
amx-fp16.
* config.gcc: Add amxfp16intrin.h.
* config/i386/cpuid.h (bit_AMX_FP16): New.
* config/i386/i386-c.cc (ix86_target_macros_internal): Define
__AMX_FP16__.
* config/i386/i386-isa.def: Add DEF_PTA for AMX_FP16.
* config/i386/i386-options.cc (isa2_opts): Add -mamx-fp16.
(ix86_valid_target_attribute_inner_p): Add new ATTR.
(ix86_option_override_internal): Handle AMX-FP16.
* config/i386/i386.opt: Add -mamx-fp16.
* config/i386/immintrin.h: Include amxfp16intrin.h.
* doc/extend.texi: Document -mamx-fp16.
* doc/invoke.texi: Document amx-fp16.
* doc/sourcebuild.texi: Document amx_fp16.
* config/i386/amxfp16intrin.h: New file.
gcc/testsuite/ChangeLog:
* g++.dg/other/i386-2.C: Add -mamx-fp16.
* g++.dg/other/i386-3.C: Ditto.
* gcc.target/i386/sse-12.c: Ditto.
* gcc.target/i386/sse-13.c: Ditto.
* gcc.target/i386/sse-14.c: Ditto.
* gcc.target/i386/sse-22.c: Ditto.
* gcc.target/i386/sse-23.c: Ditto.
* lib/target-supports.exp: (check_effective_target_amx_fp16):
New proc.
* gcc.target/i386/funcspec-56.inc: Add new target attribute.
* gcc.target/i386/amx-check.h: Add AMX_FP16.
* gcc.target/i386/amx-helper.h: New file to support amx-fp16.
* gcc.target/i386/amxfp16-asmatt-1.c: New test.
* gcc.target/i386/amxfp16-asmintel-1.c: Ditto.
* gcc.target/i386/amxfp16-dpfp16ps-2.c: Ditto.
Co-authored-by: Haochen Jiang <haochen.jiang@intel.com>
Diffstat (limited to 'gcc/doc/invoke.texi')
| -rw-r--r-- | gcc/doc/invoke.texi | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index f7068826a28..e9207a3a255 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -1437,7 +1437,7 @@ See RS/6000 and PowerPC Options. -mavx5124fmaps -mavx512vnni -mavx5124vnniw -mprfchw -mrdpid @gol -mrdseed -msgx -mavx512vp2intersect -mserialize -mtsxldtrk@gol -mamx-tile -mamx-int8 -mamx-bf16 -muintr -mhreset -mavxvnni@gol --mavx512fp16 -mavxifma -mavxvnniint8 -mavxneconvert -mcmpccxadd @gol +-mavx512fp16 -mavxifma -mavxvnniint8 -mavxneconvert -mcmpccxadd -mamx-fp16 @gol -mcldemote -mms-bitfields -mno-align-stringops -minline-all-stringops @gol -minline-stringops-dynamically -mstringop-strategy=@var{alg} @gol -mkl -mwidekl @gol @@ -32981,6 +32981,9 @@ preferred alignment to @option{-mpreferred-stack-boundary=2}. @need 200 @itemx -mcmpccxadd @opindex mcmpccxadd +@need 200 +@itemx -mamx-fp16 +@opindex mamx-fp16 These switches enable the use of instructions in the MMX, SSE, SSE2, SSE3, SSSE3, SSE4, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX512F, AVX512PF, AVX512ER, AVX512CD, AVX512VL, AVX512BW, AVX512DQ, AVX512IFMA, AVX512VBMI, SHA, @@ -32991,9 +32994,9 @@ XSAVEOPT, XSAVEC, XSAVES, RTM, HLE, TBM, MWAITX, CLZERO, PKU, AVX512VBMI2, GFNI, VAES, WAITPKG, VPCLMULQDQ, AVX512BITALG, MOVDIRI, MOVDIR64B, AVX512BF16, ENQCMD, AVX512VPOPCNTDQ, AVX5124FMAPS, AVX512VNNI, AVX5124VNNIW, SERIALIZE, UINTR, HRESET, AMXTILE, AMXINT8, AMXBF16, KL, WIDEKL, AVXVNNI, AVX512FP16, -AVXIFMA, AVXVNNIINT8, AVXNECONVERT, CMPCCXADD or CLDEMOTE extended instruction -sets. Each has a corresponding @option{-mno-} option to disable use of these -instructions. +AVXIFMA, AVXVNNIINT8, AVXNECONVERT, CMPCCXADD, AMX-FP16 or CLDEMOTE extended +instruction sets. Each has a corresponding @option{-mno-} option to disable +use of these instructions. These extensions are also available as built-in functions: see @ref{x86 Built-in Functions}, for details of the functions enabled and |