| /* { dg-require-effective-target vect_float } */ |
| |
| #include <stdarg.h> |
| #include "tree-vect.h" |
| |
| #define N 16 |
| |
| float b[N] = {0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30}; |
| float a[N]; |
| float c[N]; |
| |
| int main1 (int n) |
| { |
| int i=0; |
| |
| /* Vectorized: unknown loop bound. */ |
| while (n--) { |
| a[i] = b[i]; |
| i++; |
| } |
| |
| /* check results: */ |
| for (i = 0; i < n; i++) |
| { |
| if (a[i] != b[i]) |
| abort (); |
| } |
| |
| return 0; |
| } |
| |
| int main2 (unsigned int n) |
| { |
| int i=0; |
| int nn = n; |
| |
| /* Vectorized: unknown loop bound. */ |
| while (n--) { |
| c[i] = b[i]; |
| i++; |
| } |
| |
| /* check results: */ |
| for (i = 0; i < nn; i++) |
| { |
| if (c[i] != b[i]) |
| abort (); |
| } |
| |
| return 0; |
| } |
| |
| int main (void) |
| { |
| check_vect (); |
| |
| main1 (N); |
| main2 (N); |
| return 0; |
| } |
| |
| /* Need misalignment support, or cgraph to delay emitting the arrays until |
| after vectorization can force-align them. */ |
| /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 2 "vect" { xfail vect_no_align } } } */ |