1221828Sgrehan/* { dg-do run } */ 2221828Sgrehan/* { dg-require-effective-target avx } */ 3221828Sgrehan/* { dg-options "-O2 -mavx" } */ 4221828Sgrehan 5221828Sgrehan#include "avx-check.h" 6221828Sgrehan 7221828Sgrehan#ifndef MASK 8221828Sgrehan#define MASK 203 9221828Sgrehan#endif 10221828Sgrehan 11221828Sgrehanfloat select4(const float *src, unsigned int control) 12221828Sgrehan{ 13221828Sgrehan switch(control) { 14221828Sgrehan case 0: 15221828Sgrehan return src[0]; 16221828Sgrehan case 1: 17221828Sgrehan return src[1]; 18221828Sgrehan case 2: 19221828Sgrehan return src[2]; 20221828Sgrehan case 3: 21221828Sgrehan return src[3]; 22221828Sgrehan } 23221828Sgrehan return -1; 24221828Sgrehan} 25221828Sgrehan 26221828Sgrehan 27221828Sgrehanvoid static 28221828Sgrehanavx_test (void) 29221828Sgrehan{ 30221828Sgrehan union256 u, s1, s2; 31221828Sgrehan float e [8]; 32221828Sgrehan 33221828Sgrehan s1.x = _mm256_set_ps (1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8); 34221828Sgrehan s2.x = _mm256_set_ps (2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8); 35221828Sgrehan u.x = _mm256_shuffle_ps (s1.x, s2.x, MASK); 36221828Sgrehan 37221828Sgrehan 38221828Sgrehan e[0] = select4(s1.a, (MASK >> 0) & 0x3); 39221828Sgrehan e[1] = select4(s1.a, (MASK >> 2) & 0x3); 40221828Sgrehan e[2] = select4(s2.a, (MASK >> 4) & 0x3); 41221828Sgrehan e[3] = select4(s2.a, (MASK >> 6) & 0x3); 42221828Sgrehan e[4] = select4(s1.a+4, (MASK >> 0) & 0x3); 43221828Sgrehan e[5] = select4(s1.a+4, (MASK >> 2) & 0x3); 44221828Sgrehan e[6] = select4(s2.a+4, (MASK >> 4) & 0x3); 45221828Sgrehan e[7] = select4(s2.a+4, (MASK >> 6) & 0x3); 46221828Sgrehan 47221828Sgrehan if (check_union256 (u, e)) 48221828Sgrehan abort (); 49221828Sgrehan} 50221828Sgrehan