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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [i386/] [sse4_1-pblendw.c] - Rev 318
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/* { dg-do run } */ /* { dg-require-effective-target sse4 } */ /* { dg-options "-O2 -msse4.1" } */ #ifndef CHECK_H #define CHECK_H "sse4_1-check.h" #endif #ifndef TEST #define TEST sse4_1_test #endif #include CHECK_H #include <smmintrin.h> #include <string.h> #define NUM 20 #ifndef MASK #define MASK 0x0f #endif static void init_pblendw (short *src1, short *src2) { int i, sign = 1; for (i = 0; i < NUM * 8; i++) { src1[i] = i * i * sign; src2[i] = (i + 20) * sign; sign = -sign; } } static int check_pblendw (__m128i *dst, short *src1, short *src2) { short tmp[8]; int j; memcpy (&tmp[0], src1, sizeof (tmp)); for (j = 0; j < 8; j++) if ((MASK & (1 << j))) tmp[j] = src2[j]; return memcmp (dst, &tmp[0], sizeof (tmp)); } static void TEST (void) { __m128i x, y; union { __m128i x[NUM]; short s[NUM * 8]; } dst, src1, src2; union { __m128i x; short s[8]; } src3; int i; init_pblendw (src1.s, src2.s); /* Check pblendw imm8, m128, xmm */ for (i = 0; i < NUM; i++) { dst.x[i] = _mm_blend_epi16 (src1.x[i], src2.x[i], MASK); if (check_pblendw (&dst.x[i], &src1.s[i * 8], &src2.s[i * 8])) abort (); } /* Check pblendw imm8, xmm, xmm */ src3.x = _mm_setzero_si128 (); x = _mm_blend_epi16 (dst.x[2], src3.x, MASK); y = _mm_blend_epi16 (src3.x, dst.x[2], MASK); if (check_pblendw (&x, &dst.s[16], &src3.s[0])) abort (); if (check_pblendw (&y, &src3.s[0], &dst.s[16])) abort (); }