2 /* { dg-require-effective-target avx2 } */
3 /* { dg-options "-O2 -mavx2" } */
6 #include "avx2-check.h"
9 compute_i64gatherq256 (long long *src
,
12 long long *mask
, int scale
, long long *r
)
16 for (i
= 0; i
< 4; ++i
)
17 if ((mask
[i
] >> 63) & 1)
18 r
[i
] = *(long long *) (((unsigned char *) s1
) + s2
[i
] * scale
);
28 union256i_q res
, src
, mask
;
29 long long s1
[4], res_ref
[4] = { 0 };
31 for (i
= 0; i
< 4; ++i
)
34 s1
[i
] = 1983 * (i
+ 1) * (i
+ 2);
36 /* Set src as something different from s1 */
40 ((long long *) mask
.a
)[i
] = i
% 2 ? 0 : -1;
42 /* About to gather in reverse order,
43 divide by 2 to demonstrate scale */
44 idx
.a
[i
] = (16 - (i
+ 1) * 8) >> 1;
47 res
.x
= _mm256_mask_i64gather_epi64 (src
.x
,
51 compute_i64gatherq256 (src
.a
, s1
, idx
.a
, mask
.a
, 2, res_ref
);
53 if (check_union256i_q (res
, res_ref
) != 0)