1 /* { dg-do compile } */
2 /* { dg-require-effective-target vect_int } */
3 /* { dg-require-effective-target vect_float } */
29 /* Not vectorizable yet (cross-iteration cycle). */
31 for (i
= 0; i
< N
; i
++) {
32 diff
+= (cb
[i
] - cc
[i
]);
37 /* Not vectorizable yet (outer-loop: not attempted.
38 inner-loop: cross iteration cycle; multi-dimensional arrays). */
40 for (i
= 0; i
< N
; i
++) {
41 for (i
= 0; i
< N
; i
++) {
42 diff
+= (image
[i
][j
] - block
[i
][j
]);
49 for (i
= 0; i
< N
; i
++){
56 for (i
= 0; i
< N
; i
++){
57 a
[i
] = b
[i
] + c
[i
] + d
[i
];
62 /* Strided access. Vectorizable on platforms that support load of strided
63 accesses (extract of even/odd vector elements). */
64 for (i
= 0; i
< N
/2; i
++){
65 a
[i
] = b
[2*i
+1] * c
[2*i
+1] - b
[2*i
] * c
[2*i
];
66 d
[i
] = b
[2*i
] * c
[2*i
+1] + b
[2*i
+1] * c
[2*i
];
72 for (i
= 0; i
< N
; i
++){
75 ia
[i
] = ib
[i
] + ic
[i
];
81 /* Not vetorizable yet (too conservative dependence test). */
82 for (i
= 0; i
< N
; i
++){
89 /* { dg-final { scan-tree-dump-times "vectorized 4 loops" 1 "vect" { target vect_extract_even_odd } } } */
90 /* { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect" { xfail vect_extract_even_odd } } } */
91 /* { dg-final { cleanup-tree-dump "vect" } } */