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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.target/] [i386/] [avx2-vpblendvb-2.c] - Rev 700
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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 20 static void init_pblendb (char *src1, char *src2, char *mask, int seed) { int i, sign = 1; for (i = 0; i < 32; i++) { src1[i] = (i + seed) * (i + seed) * sign; src2[i] = (i + seed + 20) * sign; sign = -sign; if (sign > 0) mask[i] = 1 << 7; else mask[i] = 0; } } static void calc_pblendb (char *src1, char *src2, char *mask, char *dst) { int i; memcpy (dst, src1, 32); for (i = 0; i < 32; i++) if (mask[i] & (1 << 7)) dst[i] = src2[i]; } static void avx2_test (void) { union256i_b src1, src2, mask, dst; char dst_ref[32]; int i; for (i = 0; i < NUM; i++) { init_pblendb (src1.a, src2.a, mask.a, i); dst.x = _mm256_blendv_epi8 (src1.x, src2.x, mask.x); calc_pblendb (src1.a, src2.a, mask.a, dst_ref); if (check_union256i_b (dst, dst_ref)) abort (); } }
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