1/* { dg-do run } */ 2/* { dg-options "-mavx512f -O2" } */ 3/* { dg-require-effective-target avx512f } */ 4 5#define SIZE (128 / 32) 6 7#include <math.h> 8#include "avx512f-check.h" 9 10static void 11compute_rndscaless (float *s1, float *s2, float *r, int imm) 12{ 13 int rc, m; 14 rc = imm & 0xf; 15 m = imm >> 4; 16 17 switch (rc) 18 { 19 case _MM_FROUND_FLOOR: 20 r[0] = __builtin_floorf (s2[0] * pow (2, m)) / pow (2, m); 21 break; 22 case _MM_FROUND_CEIL: 23 r[0] = __builtin_ceilf (s2[0] * pow (2, m)) / pow (2, m); 24 break; 25 default: 26 abort (); 27 break; 28 } 29 30 r[1] = s1[1]; 31 r[2] = s1[2]; 32 r[3] = s1[3]; 33} 34 35static void 36avx512f_test (void) 37{ 38 int imm = _MM_FROUND_FLOOR | (7 << 4); 39 union128 s1, s2, res1; 40 float res_ref[SIZE]; 41 42 s1.x = _mm_set_ps (4.05084, -1.23162, 2.00231, -6.22103); 43 s2.x = _mm_set_ps (-4.19319, -3.53222, 7.33527, 5.57655); 44 45 res1.x = _mm_roundscale_ss (s1.x, s2.x, imm); 46 47 compute_rndscaless (s1.a, s2.a, res_ref, imm); 48 49 if (check_union128 (res1, res_ref)) 50 abort (); 51} 52