| /* { dg-require-effective-target vect_int } */ |
| /* { dg-require-effective-target vect_shift } */ |
| |
| #include <stdarg.h> |
| #include "tree-vect.h" |
| |
| #define N 64 |
| #define C 12 |
| |
| __attribute__ ((noinline)) void |
| foo (char *src, int *dst) |
| { |
| int i; |
| char b, *s = src; |
| int *d = dst; |
| |
| for (i = 0; i < N; i++) |
| { |
| b = *s++; |
| *d = b << C; |
| d++; |
| } |
| |
| s = src; |
| d = dst; |
| for (i = 0; i < N; i++) |
| { |
| b = *s++; |
| if (*d != b << C) |
| abort (); |
| d++; |
| } |
| } |
| |
| int main (void) |
| { |
| int i; |
| char in[N]; |
| int out[N]; |
| |
| check_vect (); |
| |
| for (i = 0; i < N; i++) |
| { |
| in[i] = i; |
| out[i] = 255; |
| __asm__ volatile (""); |
| } |
| |
| foo (in, out); |
| |
| return 0; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "vect_recog_widen_shift_pattern: detected" 1 "vect" { target vect_widen_shift } } } */ |
| /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ |
| |