| /* { dg-do run } */ |
| /* { dg-options "-O3 -mpower8-vector" } */ |
| /* { dg-require-effective-target p8vector_hw } */ |
| |
| #define NO_WARN_X86_INTRINSICS 1 |
| |
| #ifndef CHECK_H |
| #define CHECK_H "mmx-check.h" |
| #endif |
| |
| #ifndef TEST |
| #define TEST mmx_test |
| #endif |
| |
| #include CHECK_H |
| |
| #include <mmintrin.h> |
| #include <xmmintrin.h> |
| |
| static __m64 |
| __attribute__((noinline, unused)) |
| test (__m64 s1, __m64 s2) |
| { |
| return _mm_packs_pu16 (s1, s2); |
| } |
| |
| static unsigned char |
| saturate (signed short val) |
| { |
| if (val > 255) |
| return 255; |
| else if (val < 0) |
| return 0; |
| else |
| return val; |
| } |
| |
| static void |
| TEST (void) |
| { |
| __m64_union s1, s2; |
| __m64_union u; |
| __m64_union e; |
| int i, tmp; |
| |
| s1.as_m64 = _mm_set_pi16 (1, 2, 3, 4); |
| s2.as_m64 = _mm_set_pi16 (-9, -10, -11, -12); |
| u.as_m64 = test (s1.as_m64, s2.as_m64); |
| |
| #ifdef __LITTLE_ENDIAN__ |
| e.as_m64 = _mm_set_pi8 (saturate (_mm_extract_pi16 (s2.as_m64, 3)), |
| saturate (_mm_extract_pi16 (s2.as_m64, 2)), |
| saturate (_mm_extract_pi16 (s2.as_m64, 1)), |
| saturate (_mm_extract_pi16 (s2.as_m64, 0)), |
| saturate (_mm_extract_pi16 (s1.as_m64, 3)), |
| saturate (_mm_extract_pi16 (s1.as_m64, 2)), |
| saturate (_mm_extract_pi16 (s1.as_m64, 1)), |
| saturate (_mm_extract_pi16 (s1.as_m64, 0))); |
| #else |
| e.as_m64 = _mm_set_pi8 (saturate (_mm_extract_pi16 (s1.as_m64, 3)), |
| saturate (_mm_extract_pi16 (s1.as_m64, 2)), |
| saturate (_mm_extract_pi16 (s1.as_m64, 1)), |
| saturate (_mm_extract_pi16 (s1.as_m64, 0)), |
| saturate (_mm_extract_pi16 (s2.as_m64, 3)), |
| saturate (_mm_extract_pi16 (s2.as_m64, 2)), |
| saturate (_mm_extract_pi16 (s2.as_m64, 1)), |
| saturate (_mm_extract_pi16 (s2.as_m64, 0))); |
| #endif |
| |
| if (u.as_m64 != e.as_m64) |
| abort (); |
| } |