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