| /* { 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_psubsb_1 |
| #endif |
| |
| #include <emmintrin.h> |
| |
| static __m128i |
| __attribute__((noinline, unused)) |
| test (__m128i s1, __m128i s2) |
| { |
| __asm("" : "+v"(s1), "+v"(s2)); |
| return _mm_subs_epi8 (s1, s2); |
| } |
| |
| static void |
| TEST (void) |
| { |
| union128i_b u, s1, s2; |
| char e[16]; |
| int i, tmp; |
| |
| s1.x = _mm_set_epi8 (1,2,3,4,10,20,30,90,-80,-40,-100,-15,98, 25, 98,7); |
| s2.x = _mm_set_epi8 (88, 44, 33, 22, 11, 98, 76, -100, -34, -78, -39, 6, 3, 4, 5, 119); |
| u.x = test (s1.x, s2.x); |
| |
| for (i = 0; i < 16; i++) |
| { |
| tmp = (signed char)s1.a[i] - (signed char)s2.a[i]; |
| |
| if (tmp > 127) |
| tmp = 127; |
| if (tmp < -128) |
| tmp = -128; |
| |
| e[i] = tmp; |
| } |
| |
| if (check_union128i_b (u, e)) |
| abort (); |
| } |