1/* { dg-do run } */ 2/* { dg-require-effective-target sse3 } */ 3/* { dg-options "-O2 -msse3 -mfpmath=sse" } */ 4 5#ifndef CHECK_H 6#define CHECK_H "sse3-check.h" 7#endif 8 9#ifndef TEST 10#define TEST sse3_test 11#endif 12 13#include CHECK_H 14#include <pmmintrin.h> 15 16static void 17sse3_test_hsubps (float *i1, float *i2, float *r) 18{ 19 __m128 t1 = _mm_loadu_ps (i1); 20 __m128 t2 = _mm_loadu_ps (i2); 21 22 t1 = _mm_hsub_ps (t1, t2); 23 24 _mm_storeu_ps (r, t1); 25} 26 27static void 28sse3_test_hsubps_subsume (float *i1, float *i2, float *r) 29{ 30 __m128 t1 = _mm_load_ps (i1); 31 __m128 t2 = _mm_load_ps (i2); 32 33 t1 = _mm_hsub_ps (t1, t2); 34 35 _mm_storeu_ps (r, t1); 36} 37 38static int 39chk_ps (float *v1, float *v2) 40{ 41 int i; 42 int n_fails = 0; 43 44 for (i = 0; i < 4; i++) { 45 if (v1[i] != v2[i]) { 46 n_fails += 1; 47 } 48 } 49 50 return n_fails; 51} 52 53static float p1[4] __attribute__ ((aligned(16))); 54static float p2[4] __attribute__ ((aligned(16))); 55static float p3[4]; 56static float ck[4]; 57 58static float vals[80] = 59 { 60 100.0, 200.0, 300.0, 400.0, 5.0, -1.0, .345, -21.5, 61 1100.0, 0.235, 321.3, 53.40, 0.3, 10.0, 42.0, 32.52, 62 32.6, 123.3, 1.234, 2.156, 0.1, 3.25, 4.75, 32.44, 63 12.16, 52.34, 64.12, 71.13, -.1, 2.30, 5.12, 3.785, 64 541.3, 321.4, 231.4, 531.4, 71., 321., 231., -531., 65 23.45, 23.45, 23.45, 23.45, 23.45, 23.45, 23.45, 23.45, 66 23.45, -1.43, -6.74, 6.345, -20.1, -20.1, -40.1, -40.1, 67 1.234, 2.345, 3.456, 4.567, 5.678, 6.789, 7.891, 8.912, 68 -9.32, -8.41, -7.50, -6.59, -5.68, -4.77, -3.86, -2.95, 69 9.32, 8.41, 7.50, 6.59, -5.68, -4.77, -3.86, -2.95 70 }; 71 72static void 73TEST (void) 74{ 75 int i; 76 int fail = 0; 77 78 for (i = 0; i < 80; i += 8) 79 { 80 p1[0] = vals[i+0]; 81 p1[1] = vals[i+1]; 82 p1[2] = vals[i+2]; 83 p1[3] = vals[i+3]; 84 85 p2[0] = vals[i+4]; 86 p2[1] = vals[i+5]; 87 p2[2] = vals[i+6]; 88 p2[3] = vals[i+7]; 89 90 ck[0] = p1[0] - p1[1]; 91 ck[1] = p1[2] - p1[3]; 92 ck[2] = p2[0] - p2[1]; 93 ck[3] = p2[2] - p2[3]; 94 95 sse3_test_hsubps (p1, p2, p3); 96 97 fail += chk_ps (ck, p3); 98 99 sse3_test_hsubps_subsume (p1, p2, p3); 100 101 fail += chk_ps (ck, p3); 102 } 103 104 if (fail != 0) 105 abort (); 106} 107