| /* { dg-do run } */ |
| /* { dg-options "-O3 -mpower8-vector -Wno-psabi" } */ |
| /* { dg-require-effective-target p8vector_hw } */ |
| |
| #ifndef CHECK_H |
| #define CHECK_H "sse2-check.h" |
| #endif |
| |
| #include CHECK_H |
| |
| #ifndef TEST |
| #define TEST sse2_test_psubusw_1 |
| #endif |
| |
| #include <emmintrin.h> |
| |
| static __m128i |
| __attribute__((noinline, unused)) |
| test (__m128i s1, __m128i s2) |
| { |
| __asm("" : "+v"(s1), "+v"(s2)); |
| return _mm_subs_epu16 (s1, s2); |
| } |
| |
| static void |
| TEST (void) |
| { |
| union128i_w u, s1, s2; |
| short e[8]; |
| int i, tmp; |
| |
| s1.x = _mm_set_epi16 (10,20,30,90,80,40,100,15); |
| s2.x = _mm_set_epi16 (11, 98, 76, 100, 34, 78, 39, 14); |
| u.x = test (s1.x, s2.x); |
| |
| for (i = 0; i < 8; i++) |
| { |
| tmp = (unsigned short)s1.a[i] - (unsigned short)s2.a[i]; |
| |
| if (tmp > 65535) |
| tmp = -1; |
| |
| if (tmp < 0) |
| tmp = 0; |
| |
| e[i] = tmp; |
| } |
| |
| if (check_union128i_w (u, e)) |
| abort (); |
| } |