| /* { dg-do run } */ |
| /* { dg-require-effective-target sse4 } */ |
| /* { dg-options "-O2 -msse4.1" } */ |
| |
| #include "sse4_1-check.h" |
| |
| #include <smmintrin.h> |
| #include <string.h> |
| |
| #define NUM 20 |
| |
| static void |
| init_blendvps (float *src1, float *src2, float *mask) |
| { |
| int i, msk, sign = 1; |
| |
| msk = -1; |
| for (i = 0; i < NUM * 4; i++) |
| { |
| if((i % 4) == 0) |
| msk++; |
| src1[i] = i* (i + 1) * sign; |
| src2[i] = (i + 20) * sign; |
| mask[i] = (i + 120) * i; |
| if( (msk & (1 << (i % 4)))) |
| mask[i] = -mask[i]; |
| sign = -sign; |
| } |
| } |
| |
| static int |
| check_blendvps (__m128 *dst, float *src1, float *src2, |
| float *mask) |
| { |
| float tmp[4]; |
| int j; |
| |
| memcpy (&tmp[0], src1, sizeof (tmp)); |
| for (j = 0; j < 4; j++) |
| if (mask [j] < 0.0) |
| tmp[j] = src2[j]; |
| |
| return memcmp (dst, &tmp[0], sizeof (tmp)); |
| } |
| |
| static void |
| sse4_1_test (void) |
| { |
| union |
| { |
| __m128 x[NUM]; |
| float f[NUM * 4]; |
| } dst, src1, src2, mask; |
| int i; |
| |
| init_blendvps (src1.f, src2.f, mask.f); |
| |
| for (i = 0; i < NUM; i++) |
| { |
| dst.x[i] = _mm_blendv_ps (src1.x[i], src2.x[i], mask.x[i]); |
| if (check_blendvps (&dst.x[i], &src1.f[i * 4], &src2.f[i * 4], |
| &mask.f[i * 4])) |
| abort (); |
| } |
| } |
