| /* { dg-do run { target vect_cmdline_needed } } */ |
| /* { dg-options "-O2 -ftree-vectorize -ftree-vectorizer-verbose=3 -fdump-tree-vect-stats" } */ |
| /* { dg-options "-O2 -ftree-vectorize -ftree-vectorizer-verbose=3 -fdump-tree-vect-stats -mno-sse" { target { i?86-*-* x86_64-*-* } } } */ |
| |
| #include <stdlib.h> |
| |
| #define N 16 |
| |
| #if LONG_MAX == 2147483647 |
| typedef short half_word; |
| #else |
| typedef int half_word; |
| #endif |
| |
| int main () |
| { |
| int i; |
| half_word ia[N]; |
| half_word ic[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45}; |
| half_word ib[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45}; |
| |
| /* Not worthwhile, only 2 parts per int */ |
| for (i = 0; i < N; i++) |
| { |
| ia[i] = ib[i] + ic[i]; |
| } |
| |
| /* check results: */ |
| for (i = 0; i < N; i++) |
| { |
| if (ia[i] != ib[i] + ic[i]) |
| abort (); |
| } |
| |
| return 0; |
| } |
| |
| |
| /* { dg-final { scan-tree-dump-times "vectorized 0 loops" 1 "vect" } } */ |
| /* { dg-final { cleanup-tree-dump "vect" } } */ |
