| /* { dg-require-effective-target vect_int } */ |
| /* { dg-add-options bind_pic_locally } */ |
| |
| #include <stdarg.h> |
| #include "tree-vect.h" |
| |
| #define N 128 |
| #define OFF 3 |
| |
| /* unaligned load. */ |
| |
| int ia[N]; |
| int ib[N+OFF]; |
| |
| __attribute__ ((noinline)) |
| int main1 (int off) |
| { |
| int i; |
| |
| for (i = 0; i < N+OFF; i++) |
| { |
| ib[i] = i; |
| } |
| |
| for (i = 0; i < N; i++) |
| { |
| ia[i] = ib[i+off]; |
| } |
| |
| /* check results: */ |
| for (i = 0; i < N; i++) |
| { |
| if (ia[i] != ib[i+off]) |
| abort (); |
| } |
| |
| return 0; |
| } |
| |
| int main (void) |
| { |
| check_vect (); |
| |
| main1 (0); /* aligned */ |
| main1 (OFF); /* unaligned */ |
| return 0; |
| } |
| |
| /* For targets that don't support misaligned loads we version for the load. |
| (The store is aligned). */ |
| |
| /* The initialization induction loop (with aligned access) is also vectorized. */ |
| /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" } } */ |
| /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 1 "vect" { xfail { ! vect_unaligned_possible } } } } */ |
| /* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" } } */ |
| /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning." 1 "vect" {target { vect_no_align && { ! vect_hw_misalign } } } } } */ |