Viewing file:  atomic-18.C (1.53 KB) -rw-r--r--
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// { dg-do compile }
// { dg-additional-options "-fdump-tree-original" }
// { dg-final { scan-tree-dump-times "omp atomic release" 4 "original" } }
// { dg-final { scan-tree-dump-times "omp atomic acq_rel" 1 "original" } }
// { dg-final { scan-tree-dump-times "omp atomic seq_cst" 1 "original" } }
// { dg-final { scan-tree-dump-times "omp atomic relaxed" 2 "original" } }
// { dg-final { scan-tree-dump-times "omp atomic capture acq_rel" 3 "original" } }
// { dg-final { scan-tree-dump-times "omp atomic capture acquire" 1 "original" } }
// { dg-final { scan-tree-dump-times "omp atomic read acquire" 1 "original" } }
int i, v;
float f;
template <int N, int M, typename T>
void
foo (T *p)
{
#pragma omp atomic release, hint (N), update
i = i + 1;
#pragma omp atomic hint(0)seq_cst
i = i + 1;
#pragma omp atomic relaxed,update,hint (N)
i = i + 1;
#pragma omp atomic release
i = i + 1;
#pragma omp atomic relaxed
i = i + 1;
#pragma omp atomic acq_rel capture
v = i = i + 1;
#pragma omp atomic capture,acq_rel , hint (M)
v = i = i + 1;
#pragma omp atomic hint(N),acquire capture
v = i = i + 1;
#pragma omp atomic read acquire
v = i;
#pragma omp atomic release,write
i = v;
#pragma omp atomic hint(1),update,release
f = f + 2.0;
}
#pragma omp requires atomic_default_mem_order (acq_rel)
template <int N, int M, typename T>
void
baz (T *p)
{
#pragma omp atomic hint (M - 1) update
*p += 1;
#pragma omp atomic capture, hint (M)
v = *p = *p + 1;
}
void
bar ()
{
foo <0, 1, int> (&i);
baz <0, 1, int> (&i);
}
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