| /* { dg-do run } */ |
| /* { dg-require-effective-target avx512f } */ |
| /* { dg-options "-O3 -mavx512f" } */ |
| |
| #define AVX512F |
| |
| #include "avx512f-check.h" |
| |
| #define N 1024 |
| int a[N], b[N]; |
| |
| __attribute__((noinline, noclone)) void |
| foo (float *__restrict p, float *__restrict q, |
| int s1, int s2, int s3) |
| { |
| int i; |
| for (i = 0; i < (N / 8); i++) |
| p[a[i] * s1 + b[i] * s2 + s3] = q[i]; |
| } |
| |
| static void |
| avx512f_test (void) |
| { |
| int i; |
| float c[N], d[N]; |
| for (i = 0; i < N; i++) |
| { |
| a[i] = (i * 7) & (N / 8 - 1); |
| b[i] = (i * 13) & (N / 8 - 1); |
| c[i] = 179.13 + i; |
| } |
| foo (d, c, 3, 2, 4); |
| for (i = 0; i < (N / 8); i++) |
| if (d[a[i] * 3 + b[i] * 2 + 4] != (float) (179.13 + i)) |
| abort (); |
| } |