ACCEL_MODULES="${ACCEL_MODULES} ${MMX_MODULES}"
fi
+dnl Check for -mmmx
+AC_CACHE_CHECK([if \$CC groks MMX intrinsics],
+ [ac_cv_c_mmx_intrinsics],
+ [CFLAGS="${CFLAGS_save} -mmmx"
+ AC_TRY_COMPILE([#include <mmintrin.h>],,ac_cv_c_mmx_intrinsics=yes, ac_cv_c_mmx_intrinsics=no)])
+if test "${ac_cv_c_mmx_intrinsics}" != "no"; then
+ AC_DEFINE(HAVE_MMX_INTRINSICS, 1, Define if MMX intrinsics are available.)
+ VLC_ADD_CFLAGS([i420_rgb_mmx],[-mmmx])
+fi
+
AC_CACHE_CHECK([if \$CC groks MMX EXT inline assembly],
[ac_cv_mmxext_inline],
[CFLAGS="${CFLAGS_save}"