]>
git.ipfire.org Git - thirdparty/gcc.git/blob - gcc/testsuite/gcc.dg/vect/slp-perm-1.c
1 /* { dg-require-effective-target vect_int } */
18 void foo (unsigned int *__restrict__ pInput
, unsigned int *__restrict__ pOutput
)
20 unsigned int i
, a
, b
, c
;
22 for (i
= 0; i
< N
/ 3; i
++)
28 *pOutput
++ = M00
* a
+ M01
* b
+ M02
* c
;
29 *pOutput
++ = M10
* a
+ M11
* b
+ M12
* c
;
30 *pOutput
++ = M20
* a
+ M21
* b
+ M22
* c
;
34 int main (int argc
, const char* argv
[])
36 unsigned int input
[N
], output
[N
], i
;
37 unsigned int check_results
[N
] = {1470, 395, 28271, 5958, 1655, 111653, 10446, 2915, 195035, 14934, 4175, 278417, 19422, 5435, 361799, 0};
41 for (i
= 0; i
< N
; i
++)
45 __asm__
volatile ("");
50 for (i
= 0; i
< N
; i
++)
52 if (output
[i
] != check_results
[i
])
54 __asm__
volatile ("");
60 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_perm } } } */
61 /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 1 "vect" { target { vect_perm && {! vect_load_lanes } } } } } */
62 /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 0 "vect" { target vect_load_lanes } } } */
63 /* { dg-final { scan-tree-dump "note: Built SLP cancelled: can use load/store-lanes" "vect" { target { vect_perm && vect_load_lanes } } } } */
64 /* { dg-final { scan-tree-dump "LOAD_LANES" "vect" { target vect_load_lanes } } } */
65 /* { dg-final { scan-tree-dump "STORE_LANES" "vect" { target vect_load_lanes } } } */