diff options
Diffstat (limited to 'libc/sysdeps/i386/configure')
| -rwxr-xr-x | libc/sysdeps/i386/configure | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/libc/sysdeps/i386/configure b/libc/sysdeps/i386/configure index d1d4dc15a..7ceabbf55 100755 --- a/libc/sysdeps/i386/configure +++ b/libc/sysdeps/i386/configure @@ -52,3 +52,28 @@ if test $libc_cv_cpp_asm_debuginfo = yes; then _ACEOF fi + +echo "$as_me:$LINENO: checking for SSE4 support" >&5 +echo $ECHO_N "checking for SSE4 support... $ECHO_C" >&6 +if test "${libc_cv_cc_sse4+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if { ac_try='${CC-cc} -msse4 -xc /dev/null -S -o /dev/null' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + libc_cv_cc_sse4=yes +else + libc_cv_cc_sse4=no +fi +fi +echo "$as_me:$LINENO: result: $libc_cv_cc_sse4" >&5 +echo "${ECHO_T}$libc_cv_cc_sse4" >&6 +if test $libc_cv_cc_sse4 = yes; then + cat >>confdefs.h <<\_ACEOF +#define HAVE_SSE4_SUPPORT 1 +_ACEOF + +fi |