| /* { dg-require-effective-target vect_int } */ |
| |
| #include <stdlib.h> |
| #include <stdarg.h> |
| #include "tree-vect.h" |
| |
| #define N 9 |
| |
| struct extraction |
| { |
| int a[N]; |
| int b[N]; |
| }; |
| |
| static int a[N] = {1,2,3,4,5,6,7,8,9}; |
| static int b[N] = {2,3,4,5,6,7,8,9,0}; |
| |
| __attribute__ ((noinline)) |
| int main1 (int x, int y) { |
| int i; |
| struct extraction *p; |
| p = (struct extraction *) malloc (sizeof (struct extraction)); |
| |
| /* Not vectorizable: different unknown offset. */ |
| for (i = 0; i < N; i++) |
| { |
| *((int *)p + x + i) = a[i]; |
| *((int *)p + y + i) = b[i]; |
| } |
| |
| /* check results: */ |
| for (i = 0; i < N; i++) |
| { |
| if (p->a[i] != a[i] || p->b[i] != b[i]) |
| abort(); |
| } |
| return 0; |
| } |
| |
| int main (void) |
| { |
| check_vect (); |
| |
| return main1 (0, N); |
| } |
| |
| /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 0 "vect" } } */ |
| /* { dg-final { scan-tree-dump-times "can't determine dependence" 1 "vect" { target { ! vect_multiple_sizes } } } } */ |
| /* { dg-final { scan-tree-dump-times "can't determine dependence" 2 "vect" { target vect_multiple_sizes } } } */ |
| /* { dg-final { cleanup-tree-dump "vect" } } */ |
| |