diff options
Diffstat (limited to 'sysdeps/loongarch/configure')
| -rw-r--r-- | sysdeps/loongarch/configure | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/sysdeps/loongarch/configure b/sysdeps/loongarch/configure index 52bd08a91e..b090e43a24 100644 --- a/sysdeps/loongarch/configure +++ b/sysdeps/loongarch/configure @@ -101,3 +101,31 @@ fi $as_echo "$libc_cv_loongarch_cmodel_medium" >&6; } config_vars="$config_vars have-cmodel-medium = $libc_cv_loongarch_cmodel_medium" + +# Check if asm support vector instructions. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for vector support in assembler" >&5 +$as_echo_n "checking for vector support in assembler... " >&6; } +if ${libc_cv_loongarch_vec_asm+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat > conftest.s <<\EOF + vld $vr0, $sp, 0 +EOF +if { ac_try='${CC-cc} -c $CFLAGS conftest.s -o conftest 1>&5' + { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 + (eval $ac_try) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; }; then + libc_cv_loongarch_vec_asm=yes +else + libc_cv_loongarch_vec_asm=no +fi +rm -f conftest* +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_loongarch_vec_asm" >&5 +$as_echo "$libc_cv_loongarch_vec_asm" >&6; } +if test $libc_cv_loongarch_vec_asm = yes; then + $as_echo "#define HAVE_LOONGARCH_VEC_ASM 1" >>confdefs.h + +fi |