1/* { dg-do run } */ 2/* { dg-options "-mavx2 -O2" } */ 3/* { dg-require-effective-target avx2 } */ 4 5#include "avx2-check.h" 6#include <string.h> 7 8#define NUM 10 9 10#define MASK 0xf1 11 12static void 13init_permq (unsigned long long *src1, int seed) 14{ 15 int i, sign = 1; 16 17 for (i = 0; i < 4; i++) 18 { 19 src1[i] = (i + seed) * (i + seed) * sign; 20 sign = -sign; 21 } 22} 23 24static void 25calc_permq (unsigned long long *src1, unsigned int mask, 26 unsigned long long *dst) 27{ 28 int i, temp; 29 30 for (i = 0; i < 4; i++) 31 { 32 temp = (mask >> (2 * i)) & 3; 33 dst[i] = src1[temp]; 34 } 35} 36 37static void 38avx2_test (void) 39{ 40 union256i_q src1, dst; 41 unsigned long long dst_ref[4]; 42 int i; 43 44 for (i = 0; i < NUM; i++) 45 { 46 init_permq (src1.a, i); 47 48 dst.x = _mm256_permute4x64_epi64 (src1.x, MASK); 49 calc_permq (src1.a, MASK, dst_ref); 50 51 if (check_union256i_q (dst, dst_ref)) 52 abort (); 53 } 54} 55