| /* { dg-require-effective-target vect_int } */ |
| |
| #include <stdarg.h> |
| #include "tree-vect.h" |
| |
| #define N 256 |
| |
| __attribute__ ((noinline)) |
| void main1 (signed char x, signed char max_result, signed char min_result) |
| { |
| int i; |
| signed char b[N]; |
| signed char c[N]; |
| signed char check_diff = 2; |
| signed char diff = 2; |
| signed char max = x; |
| signed char min = x; |
| |
| check_diff = 2; |
| for (i = 0; i < N; i++) { |
| b[i] = i; |
| c[i] = i; |
| if (i%16 == 0) |
| { |
| c[i] = i + 1; |
| check_diff += 1; |
| } |
| if (c[i] > max_result) |
| max_result = c[i]; |
| if (c[i] < min_result) |
| min_result = c[i]; |
| asm volatile ("" ::: "memory"); |
| } |
| |
| for (i = 0; i < N; i++) { |
| diff += (signed char) (c[i] - b[i]); |
| } |
| |
| for (i = 0; i < N; i++) { |
| max = max < c[i] ? c[i] : max; |
| } |
| |
| for (i = 0; i < N; i++) { |
| min = min > c[i] ? c[i] : min; |
| } |
| |
| /* check results: */ |
| if (diff != check_diff) |
| abort (); |
| if (max != max_result) |
| abort (); |
| if (min != min_result) |
| abort (); |
| } |
| |
| int main (void) |
| { |
| check_vect (); |
| |
| main1 (100, 100, 1); |
| main1 (0, 15, 0); |
| return 0; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect" { xfail *-*-* } } } */ |