From b7a3d1f249c9da9f21d10ea9137e304961da02ba Mon Sep 17 00:00:00 2001 From: James Darnley Date: Thu, 26 Oct 2017 19:45:50 +0200 Subject: configure: test whether x86 assembler supports AVX-512 --- configure | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/configure b/configure index d09eec4155..07fb825f91 100755 --- a/configure +++ b/configure @@ -411,6 +411,7 @@ Optimization options (experts only): --disable-fma3 disable FMA3 optimizations --disable-fma4 disable FMA4 optimizations --disable-avx2 disable AVX2 optimizations + --disable-avx512 disable AVX-512 optimizations --disable-aesni disable AESNI optimizations --disable-armv5te disable armv5te optimizations --disable-armv6 disable armv6 optimizations @@ -1846,6 +1847,7 @@ ARCH_EXT_LIST_X86_SIMD=" amd3dnowext avx avx2 + avx512 fma3 fma4 mmx @@ -2373,6 +2375,7 @@ xop_deps="avx" fma3_deps="avx" fma4_deps="avx" avx2_deps="avx" +avx512_deps="avx2" mmx_external_deps="x86asm" mmx_inline_deps="inline_asm x86" @@ -5545,6 +5548,7 @@ EOF elf*) enabled debug && append X86ASMFLAGS $x86asm_debug ;; esac + check_x86asm "vmovdqa32 [eax]{k1}{z}, zmm0" || disable avx512_external check_x86asm "vextracti128 xmm0, ymm0, 0" || disable avx2_external check_x86asm "vpmacsdd xmm0, xmm1, xmm2, xmm3" || disable xop_external check_x86asm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external @@ -6690,6 +6694,7 @@ if enabled x86; then echo "AESNI enabled ${aesni-no}" echo "AVX enabled ${avx-no}" echo "AVX2 enabled ${avx2-no}" + echo "AVX-512 enabled ${avx512-no}" echo "XOP enabled ${xop-no}" echo "FMA3 enabled ${fma3-no}" echo "FMA4 enabled ${fma4-no}" -- cgit v1.2.3