diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc32/fpu/configure')
-rw-r--r-- | sysdeps/powerpc/powerpc32/fpu/configure | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/sysdeps/powerpc/powerpc32/fpu/configure b/sysdeps/powerpc/powerpc32/fpu/configure index 69a151b2c0..98c6f30ca3 100644 --- a/sysdeps/powerpc/powerpc32/fpu/configure +++ b/sysdeps/powerpc/powerpc32/fpu/configure @@ -27,3 +27,30 @@ if test $libc_cv_ppc_fcfid = yes; then $as_echo "#define HAVE_PPC_FCFID 1" >>confdefs.h fi + +# Test whether floating point to long long conversions use fctidz. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for fctidz use" >&5 +$as_echo_n "checking for fctidz use... " >&6; } +if ${libc_cv_ppc_fctidz+:} false; then : + $as_echo_n "(cached) " >&6 +else + echo 'long long int foo (double x) { return (long long int) x; }' > conftest.c +libc_cv_ppc_fctidz=no +if { ac_try='${CC-cc} -S $CFLAGS conftest.c -o conftest.s 1>&5' + { { eval echo "\"\$as_me\":${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 + if grep '[ ]fctidz' conftest.s > /dev/null 2>&1; then + libc_cv_ppc_fctidz=yes + fi +fi +rm -rf conftest* +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ppc_fctidz" >&5 +$as_echo "$libc_cv_ppc_fctidz" >&6; } +if test $libc_cv_ppc_fctidz = yes; then + $as_echo "#define HAVE_PPC_FCTIDZ 1" >>confdefs.h + +fi |