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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [i386/] [avx-vshufps-256-1.c] - Rev 318
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/* { dg-do run } */ /* { dg-require-effective-target avx } */ /* { dg-options "-O2 -mavx" } */ #include "avx-check.h" #ifndef MASK #define MASK 203 #endif float select4(const float *src, unsigned int control) { switch(control) { case 0: return src[0]; case 1: return src[1]; case 2: return src[2]; case 3: return src[3]; } return -1; } void static avx_test (void) { union256 u, s1, s2; float e [8]; s1.x = _mm256_set_ps (1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8); s2.x = _mm256_set_ps (2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8); u.x = _mm256_shuffle_ps (s1.x, s2.x, MASK); e[0] = select4(s1.a, (MASK >> 0) & 0x3); e[1] = select4(s1.a, (MASK >> 2) & 0x3); e[2] = select4(s2.a, (MASK >> 4) & 0x3); e[3] = select4(s2.a, (MASK >> 6) & 0x3); e[4] = select4(s1.a+4, (MASK >> 0) & 0x3); e[5] = select4(s1.a+4, (MASK >> 2) & 0x3); e[6] = select4(s2.a+4, (MASK >> 4) & 0x3); e[7] = select4(s2.a+4, (MASK >> 6) & 0x3); if (check_union256 (u, e)) abort (); }