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Option -mavx2 requires at least gcc 4.7

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Martin Kroeker 2020-07-02 17:00:15 +02:00 committed by GitHub
parent a83680b40b
commit 4ab3651591
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1 changed files with 10 additions and 0 deletions
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10
Makefile.x86_64
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@ -31,14 +31,24 @@ ifeq ($(CORE), HASWELL)
ifndef DYNAMIC_ARCH ifndef DYNAMIC_ARCH
ifndef NO_AVX2 ifndef NO_AVX2
ifeq ($(C_COMPILER), GCC) ifeq ($(C_COMPILER), GCC)
# AVX2 support was added in 4.7.0
GCCVERSIONGTEQ4 := $(shell expr `$(CC) -dumpversion | cut -f1 -d.` \>= 4)
GCCMINORVERSIONGTEQ7 := $(shell expr `$(CC) -dumpversion | cut -f2 -d.` \>= 7)
ifeq ($(GCCVERSIONGTEQ4)$(GCCMINORVERSIONGTEQ7), 11)
CCOMMON_OPT += -mavx2 CCOMMON_OPT += -mavx2
endif endif
endif
ifeq ($(F_COMPILER), GFORTRAN) ifeq ($(F_COMPILER), GFORTRAN)
# AVX2 support was added in 4.7.0
GCCVERSIONGTEQ4 := $(shell expr `$(FC) -dumpversion | cut -f1 -d.` \>= 4)
GCCMINORVERSIONGTEQ7 := $(shell expr `$(FC) -dumpversion | cut -f2 -d.` \>= 7)
ifeq ($(GCCVERSIONGTEQ4)$(GCCMINORVERSIONGTEQ7), 11)
FCOMMON_OPT += -mavx2 FCOMMON_OPT += -mavx2
endif endif
endif endif
endif endif
endif endif
endif