From 808b611bfb4b05703ea174e50874c711dca44c98 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Fri, 22 May 2020 04:18:34 -0700 Subject: [PATCH] x86: Handle -mavx512vpopcntdq for -march=native Add -mavx512vpopcntdq for -march=native if AVX512VPOPCNTDQ is available. PR target/95258 * config/i386/driver-i386.c (host_detect_local_cpu): Detect AVX512VPOPCNTDQ. --- gcc/ChangeLog | 6 ++++++ gcc/config/i386/driver-i386.c | 9 ++++++--- 2 files changed, 12 insertions(+), 3 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b0ba14b3305..9106cdb2e72 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2020-05-22 H.J. Lu + + PR target/95258 + * config/i386/driver-i386.c (host_detect_local_cpu): Detect + AVX512VPOPCNTDQ. + 2020-05-22 Richard Biener PR tree-optimization/95268 diff --git a/gcc/config/i386/driver-i386.c b/gcc/config/i386/driver-i386.c index 7612ddfb846..3a816400729 100644 --- a/gcc/config/i386/driver-i386.c +++ b/gcc/config/i386/driver-i386.c @@ -420,6 +420,7 @@ const char *host_detect_local_cpu (int argc, const char **argv) unsigned int has_avx5124fmaps = 0, has_avx5124vnniw = 0; unsigned int has_gfni = 0, has_avx512vbmi2 = 0; unsigned int has_avx512bitalg = 0; + unsigned int has_avx512vpopcntdq = 0; unsigned int has_shstk = 0; unsigned int has_avx512vnni = 0, has_vaes = 0; unsigned int has_vpclmulqdq = 0; @@ -528,6 +529,7 @@ const char *host_detect_local_cpu (int argc, const char **argv) has_vaes = ecx & bit_VAES; has_vpclmulqdq = ecx & bit_VPCLMULQDQ; has_avx512bitalg = ecx & bit_AVX512BITALG; + has_avx512vpopcntdq = ecx & bit_AVX512VPOPCNTDQ; has_movdiri = ecx & bit_MOVDIRI; has_movdir64b = ecx & bit_MOVDIR64B; has_enqcmd = ecx & bit_ENQCMD; @@ -1189,6 +1191,7 @@ const char *host_detect_local_cpu (int argc, const char **argv) const char *avx512vp2intersect = has_avx512vp2intersect ? " -mavx512vp2intersect" : " -mno-avx512vp2intersect"; const char *tsxldtrk = has_tsxldtrk ? " -mtsxldtrk " : " -mno-tsxldtrk"; const char *avx512bitalg = has_avx512bitalg ? " -mavx512bitalg" : " -mno-avx512bitalg"; + const char *avx512vpopcntdq = has_avx512vpopcntdq ? " -mavx512vpopcntdq" : " -mno-avx512vpopcntdq"; const char *movdiri = has_movdiri ? " -mmovdiri" : " -mno-movdiri"; const char *movdir64b = has_movdir64b ? " -mmovdir64b" : " -mno-movdir64b"; const char *enqcmd = has_enqcmd ? " -menqcmd" : " -mno-enqcmd"; @@ -1210,9 +1213,9 @@ const char *host_detect_local_cpu (int argc, const char **argv) avx512ifma, avx512vbmi, avx5124fmaps, avx5124vnniw, clwb, mwaitx, clzero, pku, rdpid, gfni, shstk, avx512vbmi2, avx512vnni, vaes, vpclmulqdq, - avx512bitalg, movdiri, movdir64b, waitpkg, cldemote, - ptwrite, avx512bf16, enqcmd, avx512vp2intersect, - serialize, tsxldtrk, NULL); + avx512bitalg, avx512vpopcntdq, movdiri, movdir64b, + waitpkg, cldemote, ptwrite, avx512bf16, enqcmd, + avx512vp2intersect, serialize, tsxldtrk, NULL); } done: -- 2.30.2