Viewing file:  force-parallel-4.c (1.18 KB) -rw-r--r--
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/* Autopar with IF conditions. */
/* { dg-additional-options "-fno-thread-jumps" } */
void abort();
#define N 10000
#define T 1000
void foo(void)
{
int i;
int A[2*N], B[2*N];
/* Initialize array: carried no dependency. */
for (i = 0; i < 2*N; i++)
B[i] = A[i] = i;
for (i = 0; i < N; i++)
{
if (i < T)
/* loop i1: carried no dependency. */
A[i] = A[i+T];
else
/* loop i2: carried dependency. */
A[i] = A[i+T+1];
}
/* If it runs a wrong answer, abort. */
for (i = 0; i < N; i++)
{
if (i < T)
{
if (A[i] != B[i+T])
abort();
}
else
{
if (A[i] != B[i+T+1])
abort();
}
}
}
int main(void)
{
foo();
return 0;
}
/* Check that parallel code generation part make the right answer.
??? XFAILed for i1 because conditional store elimination wrecks
our dependence representation. */
/* { dg-final { scan-tree-dump-times "2 loops carried no dependency" 1 "graphite" { xfail *-*-* } } } */
/* { dg-final { scan-tree-dump-times "1 loops carried no dependency" 1 "graphite" } } */
/* { dg-final { scan-tree-dump-times "loopfn.0" 4 "optimized" } } */
/* { dg-final { scan-tree-dump-times "loopfn.1" 4 "optimized" } } */
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