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Add compiler test and flag for AVX512BF16 capability

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Martin Kroeker 2024-01-12 00:10:56 +01:00 committed by GitHub
parent 3599f2de8b
commit 1dada6d65d
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1 changed files with 22 additions and 0 deletions
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22
c_check
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@ -244,6 +244,7 @@ case "$data" in
esac
no_avx512=0
no_avx512bf=0
if [ "$architecture" = "x86" ] || [ "$architecture" = "x86_64" ]; then
tmpd=$(mktemp -d 2>/dev/null || mktemp -d -t 'OBC')
tmpf="$tmpd/a.c"
@ -262,6 +263,25 @@ if [ "$architecture" = "x86" ] || [ "$architecture" = "x86_64" ]; then
}
rm -rf "$tmpd"
if [ "$no_avx512" -eq 0 ]; then
tmpd=$(mktemp -d 2>/dev/null || mktemp -d -t 'OBC')
tmpf="$tmpd/a.c"
code='"__m512 a= _mm512_dpbf16_ps(a, (__m512bh) _mm512_loadu_si512(%1]), (__m512bh) _mm512_loadu_si512(%2]));"'
printf "#include <immintrin.h>\n\nint main(void){ %s; }\n" "$code" >> "$tmpf"
if [ "$compiler" = "PGI" ]; then
args=" -tp cooperlake -c -o $tmpf.o $tmpf"
else
args=" -march=cooperlake -c -o $tmpf.o $tmpf"
fi
no_avx512bf=0
{
$compiler_name $flags $args >/dev/null 2>&1
} || {
no_avx512bf=1
}
rm -rf "$tmpd"
fi
fi
no_rv64gv=0
@ -409,6 +429,7 @@ done
[ "$makefile" = "-" ] && {
[ "$no_rv64gv" -eq 1 ] && printf "NO_RV64GV=1\n"
[ "$no_avx512" -eq 1 ] && printf "NO_AVX512=1\n"
[ "$no_avx512bf" -eq 1 ] && printf "NO_AVX512BF16=1\n"
[ "$no_avx2" -eq 1 ] && printf "NO_AVX2=1\n"
[ "$oldgcc" -eq 1 ] && printf "OLDGCC=1\n"
exit 0
@ -437,6 +458,7 @@ done
[ "$no_sve" -eq 1 ] && printf "NO_SVE=1\n"
[ "$no_rv64gv" -eq 1 ] && printf "NO_RV64GV=1\n"
[ "$no_avx512" -eq 1 ] && printf "NO_AVX512=1\n"
[ "$no_avx512bf" -eq 1 ] && printf "NO_AVX512BF16=1\n"
[ "$no_avx2" -eq 1 ] && printf "NO_AVX2=1\n"
[ "$oldgcc" -eq 1 ] && printf "OLDGCC=1\n"
[ "$no_lsx" -eq 1 ] && printf "NO_LSX=1\n"