https://gcc.gnu.org/g:8147a067fb680b9c83e190049695d46a418fe8e1
commit r15-11334-g8147a067fb680b9c83e190049695d46a418fe8e1 Author: Haochen Jiang <[email protected]> Date: Wed Jul 1 10:31:52 2026 +0800 i386: Disable AMX-TF32 for Diamond Rapids AMX-TF32 will be removed from Diamond Rapids according to ISE. We will backport this patch to GCC15/16. gcc/ChangeLog: * config/i386/i386.h (PTA_DIAMONDRAPIDS): Remove PTA_AMX_TF32. * doc/invoke.texi: Correct documentation. Diff: --- gcc/config/i386/i386.h | 4 ++-- gcc/doc/invoke.texi | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h index c6696a157887..b00e62e068f6 100644 --- a/gcc/config/i386/i386.h +++ b/gcc/config/i386/i386.h @@ -2458,8 +2458,8 @@ constexpr wide_int_bitmask PTA_DIAMONDRAPIDS = PTA_SKYLAKE | PTA_PKU | PTA_SHA | PTA_AMX_FP16 | PTA_PREFETCHI | PTA_AMX_COMPLEX | PTA_AVX10_1_256 | PTA_AVX10_1 | PTA_AVXIFMA | PTA_AVXNECONVERT | PTA_AVXVNNIINT16 | PTA_AVXVNNIINT8 | PTA_CMPCCXADD | PTA_SHA512 | PTA_SM3 | PTA_SM4 - | PTA_AVX10_2 | PTA_APX_F | PTA_AMX_AVX512 | PTA_AMX_FP8 | PTA_AMX_TF32 - | PTA_MOVRS | PTA_AMX_MOVRS; + | PTA_AVX10_2 | PTA_APX_F | PTA_AMX_AVX512 | PTA_AMX_FP8 | PTA_MOVRS + | PTA_AMX_MOVRS; constexpr wide_int_bitmask PTA_BDVER1 = PTA_64BIT | PTA_MMX | PTA_SSE | PTA_SSE2 | PTA_SSE3 | PTA_SSE4A | PTA_CX16 | PTA_ABM | PTA_SSSE3 diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index b560ed41ca3a..61cf8184ce26 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -35240,7 +35240,7 @@ MOVDIRI, MOVDIR64B, ENQCMD, CLDEMOTE, PTWRITE, WAITPKG, SERIALIZE, TSXLDTRK, UINTR, AMX-BF16, AMX-TILE, AMX-INT8, AVX-VNNI, AVX512FP16, AVX512BF16, AMX-FP16, PREFETCHI, AMX-COMPLEX, AVX10.1-512, AVX-IFMA, AVX-NE-CONVERT, AVX-VNNI-INT16, AVX-VNNI-INT8, CMPccXADD, SHA512, SM3, SM4, AVX10.2-512, APX_F, AMX-AVX512, -AMX-FP8, AMX-TF32, MOVRS and AMX-MOVRS instruction set support. +AMX-FP8, MOVRS and AMX-MOVRS instruction set support. @item bonnell @itemx atom
