On Fri, May 22, 2020 at 12:42 AM Uros Bizjak <ubiz...@gmail.com> wrote: > > On Thu, May 21, 2020 at 2:54 PM H.J. Lu <hjl.to...@gmail.com> wrote: > > > > Add -mavx512vpopcntdq for -march=native if AVX512VPOPCNTDQ is available. > > > > PR target/95258 > > * config/i386/driver-i386.c (host_detect_local_cpu): Detect > > AVX512VPOPCNTDQ. > > OK. >
OK for backports? Thanks. > > > --- > > gcc/config/i386/driver-i386.c | 9 ++++++--- > > 1 file changed, 6 insertions(+), 3 deletions(-) > > > > 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: > > -- > > 2.26.2 > > -- H.J.
