1 /* { dg-do run } */
2 /* { dg-options "-O2 -mavx512f" } */
3 /* { dg-require-effective-target avx512f } */
4
5 #include "avx512f-check.h"
6
7 #include "avx512f-helper.h"
8
9 #define SIZE (128 / 32)
10 #include "avx512f-mask-type.h"
11
12 static void
calc_sub(float * r,float * s1,float * s2)13 calc_sub (float *r, float *s1, float *s2)
14 {
15 r[0] = s1[0] - s2[0];
16 int i;
17 for (i = 1; i < SIZE; i++)
18 r[i] = s1[i];
19 }
20
21 void
avx512f_test(void)22 avx512f_test (void)
23 {
24 int i, sign;
25 union128 res1, res2, res3, res4, src1, src2;
26 MASK_TYPE mask = 0;
27 float res_ref[SIZE];
28
29 sign = -1;
30 for (i = 0; i < SIZE; i++)
31 {
32 src1.a[i] = 1.5 + 34.67 * i * sign;
33 src2.a[i] = -22.17 * i * sign + 1.0;
34 res1.a[i] = DEFAULT_VALUE;
35 res3.a[i] = DEFAULT_VALUE;
36 sign = sign * -1;
37 }
38
39 res1.x = _mm_mask_sub_ss (res1.x, mask, src1.x, src2.x);
40 res2.x = _mm_maskz_sub_ss (mask, src1.x, src2.x);
41 res3.x = _mm_mask_sub_round_ss (res3.x, mask, src1.x, src2.x, _MM_FROUND_NO_EXC);
42 res4.x = _mm_maskz_sub_round_ss (mask, src1.x, src2.x, _MM_FROUND_NO_EXC);
43
44 calc_sub (res_ref, src1.a, src2.a);
45
46 MASK_MERGE () (res_ref, mask, 1);
47 if (check_union128 (res1, res_ref))
48 abort ();
49
50 MASK_ZERO () (res_ref, mask, 1);
51 if (check_union128 (res2, res_ref))
52 abort ();
53
54 calc_sub (res_ref, src1.a, src2.a);
55
56 MASK_MERGE () (res_ref, mask, 1);
57 if (check_union128 (res3, res_ref))
58 abort ();
59
60 MASK_ZERO () (res_ref, mask, 1);
61 if (check_union128 (res4, res_ref))
62 abort ();
63 }
64
65