| /* { dg-do run } */ |
| /* { dg-require-effective-target vsx_hw } */ |
| /* { dg-options "-O2 -mvsx" } */ |
| |
| #ifndef CHECK_H |
| #define CHECK_H "sse4_1-check.h" |
| #endif |
| |
| #ifndef TEST |
| #define TEST sse4_1_test |
| #endif |
| |
| #include CHECK_H |
| |
| #include <smmintrin.h> |
| |
| #define NUM 1024 |
| |
| static void |
| TEST (void) |
| { |
| union |
| { |
| __m128i x[NUM / 16]; |
| signed char i[NUM]; |
| } dst, src1, src2; |
| int i, sign = 1; |
| signed char max; |
| |
| for (i = 0; i < NUM; i++) |
| { |
| src1.i[i] = i * i * sign; |
| src2.i[i] = (i + 20) * sign; |
| sign = -sign; |
| } |
| |
| for (i = 0; i < NUM; i += 16) |
| dst.x[i / 16] = _mm_max_epi8 (src1.x[i / 16], src2.x[i / 16]); |
| |
| for (i = 0; i < NUM; i++) |
| { |
| max = src1.i[i] <= src2.i[i] ? src2.i[i] : src1.i[i]; |
| if (max != dst.i[i]) |
| abort (); |
| } |
| } |