1/* { dg-do run } */ 2/* { dg-require-effective-target sse4 } */ 3/* { dg-options "-O2 -msse4.1" } */ 4 5#ifndef CHECK_H 6#define CHECK_H "sse4_1-check.h" 7#endif 8 9#ifndef TEST 10#define TEST sse4_1_test 11#endif 12 13#include CHECK_H 14 15#include <smmintrin.h> 16#include <string.h> 17 18#define NUM 20 19 20#ifndef MASK 21#define MASK 0x0f 22#endif 23 24static void 25init_pblendw (short *src1, short *src2) 26{ 27 int i, sign = 1; 28 29 for (i = 0; i < NUM * 8; i++) 30 { 31 src1[i] = i * i * sign; 32 src2[i] = (i + 20) * sign; 33 sign = -sign; 34 } 35} 36 37static int 38check_pblendw (__m128i *dst, short *src1, short *src2) 39{ 40 short tmp[8]; 41 int j; 42 43 memcpy (&tmp[0], src1, sizeof (tmp)); 44 for (j = 0; j < 8; j++) 45 if ((MASK & (1 << j))) 46 tmp[j] = src2[j]; 47 48 return memcmp (dst, &tmp[0], sizeof (tmp)); 49} 50 51static void 52TEST (void) 53{ 54 __m128i x, y; 55 union 56 { 57 __m128i x[NUM]; 58 short s[NUM * 8]; 59 } dst, src1, src2; 60 union 61 { 62 __m128i x; 63 short s[8]; 64 } src3; 65 int i; 66 67 init_pblendw (src1.s, src2.s); 68 69 /* Check pblendw imm8, m128, xmm */ 70 for (i = 0; i < NUM; i++) 71 { 72 dst.x[i] = _mm_blend_epi16 (src1.x[i], src2.x[i], MASK); 73 if (check_pblendw (&dst.x[i], &src1.s[i * 8], &src2.s[i * 8])) 74 abort (); 75 } 76 77 /* Check pblendw imm8, xmm, xmm */ 78 src3.x = _mm_setzero_si128 (); 79 80 x = _mm_blend_epi16 (dst.x[2], src3.x, MASK); 81 y = _mm_blend_epi16 (src3.x, dst.x[2], MASK); 82 83 if (check_pblendw (&x, &dst.s[16], &src3.s[0])) 84 abort (); 85 86 if (check_pblendw (&y, &src3.s[0], &dst.s[16])) 87 abort (); 88} 89