Viewing file:  vect-cond-5.c (1.27 KB) -rw-r--r--
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/* { dg-require-effective-target vect_condition } */
#include <stdarg.h>
#include "tree-vect.h"
#define K 32
int cond_array[2*K][K] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
int a[K][K] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
int out[K];
int check_result[K] = {2,2,2,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
__attribute__ ((noinline)) void
foo (int c)
{
int res, i, j, k, next;
for (k = 0; k < K; k++)
{
res = 0;
for (j = 0; j < K; j++)
for (i = 0; i < K; i++)
{
next = a[i][j];
res = c > cond_array[i+k][j] ? next : res;
}
out[k] = res;
}
}
int main ()
{
int i, j, k;
check_vect ();
for (j = 0; j < K; j++)
{
for (i = 0; i < 2*K; i++)
cond_array[i][j] = i+j;
for (i = 0; i < K; i++)
a[i][j] = i+2;
}
foo(5);
for (k = 0; k < K; k++)
if (out[k] != check_result[k])
abort ();
return 0;
}
/* Double reduction with cond_expr is not supported, since even though the order
of computation is the same, but vector results should be reduced to scalar
result, which can'be done for cond_expr. */
/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect" { xfail *-*-* } } } */
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