1 /* { dg-do run } */
2 /* { dg-options "-O2 -mavx512cd" } */
3 /* { dg-require-effective-target avx512cd } */
4
5 #define HAVE_512
6 #define AVX512CD
7
8 #include "avx512f-helper.h"
9
10 #define SIZE (AVX512F_LEN / 32)
11 #include "avx512f-mask-type.h"
12 #include <strings.h>
13
14 static void
CALC(int * s,int * r)15 CALC (int *s, int *r)
16 {
17 int i, res;
18
19 for (i = 0; i < SIZE; i++)
20 {
21 res = 0;
22 while ((res < 32) && (((s[i] >> (31 - res)) & 1) == 0))
23 ++res;
24 r[i] = res;
25 }
26 }
27
28 void
TEST(void)29 TEST (void)
30 {
31 UNION_TYPE (AVX512F_LEN, i_d) s, res1, res2, res3;
32 int res_ref[SIZE];
33 MASK_TYPE mask = MASK_VALUE;
34 int i;
35
36 for (i = 0; i < SIZE; i++)
37 {
38 s.a[i] = 12345678 * (i % 5);
39 res1.a[i] = DEFAULT_VALUE;
40 res2.a[i] = DEFAULT_VALUE;
41 res3.a[i] = DEFAULT_VALUE;
42 }
43
44 res1.x = INTRINSIC (_lzcnt_epi32) (s.x);
45 res2.x = INTRINSIC (_mask_lzcnt_epi32) (res2.x, mask, s.x);
46 res3.x = INTRINSIC (_maskz_lzcnt_epi32) (mask, s.x);
47
48 CALC (s.a, res_ref);
49
50 if (UNION_CHECK (AVX512F_LEN, i_d) (res1, res_ref))
51 abort ();
52
53 MASK_MERGE (i_d) (res_ref, mask, SIZE);
54 if (UNION_CHECK (AVX512F_LEN, i_d) (res2, res_ref))
55 abort ();
56
57 MASK_ZERO (i_d) (res_ref, mask, SIZE);
58 if (UNION_CHECK (AVX512F_LEN, i_d) (res3, res_ref))
59 abort ();
60 }
61