https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72782
--- Comment #7 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> --- Author: hjl Date: Sun Oct 21 10:35:36 2018 New Revision: 265351 URL: https://gcc.gnu.org/viewcvs?rev=265351&root=gcc&view=rev Log: i386: Enable AVX512 memory broadcast for FP mul Many AVX512 vector operations can broadcast from a scalar memory source. This patch enables memory broadcast for FP mul operations. gcc/ PR target/72782 * config/i386/sse.md (*mul<mode>3<mask_name>_bcst): New. gcc/testsuite/ PR target/72782 * gcc.target/i386/avx512f-mul-df-zmm-1.c: New test. * gcc.target/i386/avx512f-mul-sf-zmm-1.c: Likewise. * gcc.target/i386/avx512f-mul-sf-zmm-2.c: Likewise. * gcc.target/i386/avx512f-mul-sf-zmm-3.c: Likewise. * gcc.target/i386/avx512f-mul-sf-zmm-4.c: Likewise. * gcc.target/i386/avx512f-mul-sf-zmm-5.c: Likewise. * gcc.target/i386/avx512f-mul-sf-zmm-6.c: Likewise. * gcc.target/i386/avx512vl-mul-sf-xmm-1.c: Likewise. * gcc.target/i386/avx512vl-mul-sf-ymm-1.c: Likewise. Added: trunk/gcc/testsuite/gcc.target/i386/avx512f-mul-df-zmm-1.c trunk/gcc/testsuite/gcc.target/i386/avx512f-mul-sf-zmm-1.c trunk/gcc/testsuite/gcc.target/i386/avx512f-mul-sf-zmm-2.c trunk/gcc/testsuite/gcc.target/i386/avx512f-mul-sf-zmm-3.c trunk/gcc/testsuite/gcc.target/i386/avx512f-mul-sf-zmm-4.c trunk/gcc/testsuite/gcc.target/i386/avx512f-mul-sf-zmm-5.c trunk/gcc/testsuite/gcc.target/i386/avx512f-mul-sf-zmm-6.c trunk/gcc/testsuite/gcc.target/i386/avx512vl-mul-sf-xmm-1.c trunk/gcc/testsuite/gcc.target/i386/avx512vl-mul-sf-ymm-1.c Modified: trunk/gcc/ChangeLog trunk/gcc/config/i386/sse.md trunk/gcc/testsuite/ChangeLog
