Add guards to fast_matrix_sse.c
Add guards to fast_matrix_sse.c

unknownbrackets/native,hrydgard/native,zhykzhykzhyk/ppsspp-native,unknownbrackets/native,hrydgard/native,libretro/ppsspp-native,unknownbrackets/native,libretro/ppsspp-native,hrydgard/native,zhykzhykzhyk/ppsspp-native,zhykzhykzhyk/ppsspp-native,libretro/ppsspp-native,hrydgard/native,libretro/ppsspp-native,zhykzhykzhyk/ppsspp-native,unknownbrackets/native