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Fix for AVXFMA

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This commit is contained in:
Guido Cossu
2016-10-10 14:43:37 +01:00
parent 70c32fa49b
commit b56c9ffa52
3 changed files with 13 additions and 5 deletions
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8
configure.ac
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@ -117,7 +117,7 @@ CXXFLAGS=$CXXFLAGS_CPY
LDFLAGS=$LDFLAGS_CPY
############### SIMD instruction selection
AC_ARG_ENABLE([simd],[AC_HELP_STRING([--enable-simd=SSE4|AVX|AVXFMA4|AVX2|AVX512|AVX512MIC|IMCI|KNL|KNC],\
AC_ARG_ENABLE([simd],[AC_HELP_STRING([--enable-simd=SSE4|AVX|AVXFMA4|AVXFMA|AVX2|AVX512|AVX512MIC|IMCI|KNL|KNC],\
[Select instructions to be SSE4.0, AVX 1.0, AVX 2.0+FMA, AVX 512, IMCI])],\
[ac_SIMD=${enable_simd}],[ac_SIMD=GEN])
@ -133,6 +133,9 @@ case ${ax_cv_cxx_compiler_vendor} in
AVXFMA4)
AC_DEFINE([AVXFMA4],[1],[AVX intrinsics with FMA4])
SIMD_FLAGS='-mavx -mfma4';;
AVXFMA)
AC_DEFINE([AVXFMA],[1],[AVX intrinsics with FMA3])
SIMD_FLAGS='-mavx -mfma';;
AVX2)
AC_DEFINE([AVX2],[1],[AVX2 intrinsics])
SIMD_FLAGS='-mavx2 -mfma';;
@ -162,6 +165,9 @@ case ${ax_cv_cxx_compiler_vendor} in
AVXFMA4)
AC_DEFINE([AVXFMA4],[1],[AVX intrinsics with FMA4])
SIMD_FLAGS='-mavx -mfma';;
AVXFMA)
AC_DEFINE([AVXFMA],[1],[AVX intrinsics with FMA4])
SIMD_FLAGS='-mavx -mfma';;
AVX2)
AC_DEFINE([AVX2],[1],[AVX2 intrinsics])
SIMD_FLAGS='-march=core-avx2 -xcore-avx2';;