From 453954451be68d22462442268a29f54809182d2b Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Tue, 19 May 2020 14:42:12 -0700 Subject: [PATCH] x86: Add FEATURE_AVX512VP2INTERSECT and update GFNI check Add FEATURE_AVX512VP2INTERSECT to libgcc so that enum processor_features in libgcc matches enum processor_features in i386-builtins.c. Update GFNI check to support processors with SSE and AVX versions of GFNI. PR target/95212 PR target/95220 * config/i386/cpuinfo.c (get_available_features): Fix FEATURE_GFNI check. Also check FEATURE_AVX512VP2INTERSECT. * config/i386/cpuinfo.h (processor_features): Add FEATURE_AVX512VP2INTERSECT. --- libgcc/ChangeLog | 9 +++++++++ libgcc/config/i386/cpuinfo.c | 6 ++++-- libgcc/config/i386/cpuinfo.h | 1 + 3 files changed, 14 insertions(+), 2 deletions(-) diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog index 7343c773ecf..64c3bb1d3db 100644 --- a/libgcc/ChangeLog +++ b/libgcc/ChangeLog @@ -1,3 +1,12 @@ +2020-05-19 H.J. Lu + + PR target/95212 + PR target/95220 + * config/i386/cpuinfo.c (get_available_features): Fix + FEATURE_GFNI check. Also check FEATURE_AVX512VP2INTERSECT. + * config/i386/cpuinfo.h (processor_features): Add + FEATURE_AVX512VP2INTERSECT. + 2020-05-15 H.J. Lu PR bootstrap/95147 diff --git a/libgcc/config/i386/cpuinfo.c b/libgcc/config/i386/cpuinfo.c index 00322c58622..26c1bdca361 100644 --- a/libgcc/config/i386/cpuinfo.c +++ b/libgcc/config/i386/cpuinfo.c @@ -349,6 +349,8 @@ get_available_features (unsigned int ecx, unsigned int edx, } if (ebx & bit_BMI2) set_feature (FEATURE_BMI2); + if (ecx & bit_GFNI) + set_feature (FEATURE_GFNI); if (avx512_usable) { if (ebx & bit_AVX512F) @@ -371,8 +373,6 @@ get_available_features (unsigned int ecx, unsigned int edx, set_feature (FEATURE_AVX512VBMI); if (ecx & bit_AVX512VBMI2) set_feature (FEATURE_AVX512VBMI2); - if (ecx & bit_GFNI) - set_feature (FEATURE_GFNI); if (ecx & bit_VPCLMULQDQ) set_feature (FEATURE_VPCLMULQDQ); if (ecx & bit_AVX512VNNI) @@ -385,6 +385,8 @@ get_available_features (unsigned int ecx, unsigned int edx, set_feature (FEATURE_AVX5124VNNIW); if (edx & bit_AVX5124FMAPS) set_feature (FEATURE_AVX5124FMAPS); + if (edx & bit_AVX512VP2INTERSECT) + set_feature (FEATURE_AVX512VP2INTERSECT); __cpuid_count (7, 1, eax, ebx, ecx, edx); if (eax & bit_AVX512BF16) diff --git a/libgcc/config/i386/cpuinfo.h b/libgcc/config/i386/cpuinfo.h index 41c4a49a98d..fd6d12a7d68 100644 --- a/libgcc/config/i386/cpuinfo.h +++ b/libgcc/config/i386/cpuinfo.h @@ -122,6 +122,7 @@ enum processor_features FEATURE_VPCLMULQDQ, FEATURE_AVX512VNNI, FEATURE_AVX512BITALG, + FEATURE_AVX512VP2INTERSECT, FEATURE_AVX512BF16 };