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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.target/] [i386/] [avx2-vperm2i128-2.c] - Rev 848
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/* { dg-do run } */ /* { dg-options "-mavx2 -O2" } */ /* { dg-require-effective-target avx2 } */ #include "avx2-check.h" #include <string.h> #define NUM 10 #define MASK 0xf1 static void init_perm2i128 (unsigned long long *src1, unsigned long long *src2, int seed) { int i, sign = 1; for (i = 0; i < 4; i++) { src1[i] = (i + seed) * (i + seed) * sign; src2[i] = (i + seed) * seed * sign; sign = -sign; } } static void calc_perm2i128 (unsigned long long *src1, unsigned long long *src2, unsigned int mask, unsigned long long *dst) { int i, temp; temp = mask & 3; switch (temp) { case 0: memcpy (dst, src1, 16); case 1: memcpy (dst, src1 + 2, 16); case 2: memcpy (dst, src2, 16); case 3: memcpy (dst, src1 + 2, 16); } temp = (mask >> 4) & 3; switch (temp) { case 0: memcpy (dst + 2, src1, 16); case 1: memcpy (dst + 2, src1 + 2, 16); case 2: memcpy (dst + 2, src2, 16); case 3: memcpy (dst + 2, src1 + 2, 16); } if ((mask >> 3) & 1) memset (dst, 0, 16); if ((mask >> 7) & 1) memset (dst + 2, 0, 16); } static void avx2_test (void) { union256i_q src1, src2, dst; unsigned long long dst_ref[4]; int i; for (i = 0; i < NUM; i++) { init_perm2i128 (src1.a, src2.a, i); dst.x = _mm256_permute2x128_si256 (src1.x, src2.x, MASK); calc_perm2i128 (src1.a, src2.a, MASK, dst_ref); if (check_union256i_q (dst, dst_ref)) abort (); } }
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