From c656c870ae9a4ab52874f945748065227cdb1ad7 Mon Sep 17 00:00:00 2001 From: pwpiwi Date: Tue, 5 Dec 2017 08:25:10 +0100 Subject: [PATCH 1/1] fix: AVX512 detection --- client/Makefile | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/client/Makefile b/client/Makefile index 5df99de7..b9f5e78b 100644 --- a/client/Makefile +++ b/client/Makefile @@ -192,14 +192,7 @@ MULTIARCHOBJS = $(MULTIARCHSRCS:%.c=$(OBJDIR)/%_NOSIMD.o) \ $(MULTIARCHSRCS:%.c=$(OBJDIR)/%_AVX.o) \ $(MULTIARCHSRCS:%.c=$(OBJDIR)/%_AVX2.o) -GCC_VERSION := $(shell gcc --version | awk '/gcc/{print $$NF;}' | sed -e 's/\.\([0-9][0-9]\)/\1/g' -e 's/\.\([0-9]\)/0\1/g' -e 's/^[0-9]\{3,4\}$$/&00/') -CLANG_VERSION := $(shell gcc --version | awk '/Apple LLVM version/{print $$4;}' | sed -e 's/\.\([0-9][0-9]\)/\1/g' -e 's/\.\([0-9]\)/0\1/g' -e 's/^[0-9]\{3,4\}$$/&00/') -ifneq ($(CLANG_VERSION), ) - SUPPORTS_AVX512 := $(shell [ $(CLANG_VERSION) -ge 80000 ] && echo "True" ) -endif -ifneq ($(GCC_VERSION), ) - SUPPORTS_AVX512 := $(shell [ $(GCC_VERSION) -ge 40900 ] && echo "True" ) -endif +SUPPORTS_AVX512 := $(shell echo | gcc -E -mavx512f - &> /dev/null && echo "True" ) HARD_SWITCH_NOSIMD = -mno-mmx -mno-sse2 -mno-avx -mno-avx2 HARD_SWITCH_MMX = -mmmx -mno-sse2 -mno-avx -mno-avx2 HARD_SWITCH_SSE2 = -mmmx -msse2 -mno-avx -mno-avx2 -- 2.39.5