summaryrefslogtreecommitdiffstats
path: root/tools/memory-model/litmus-tests/Z6.0+pooncerelease+poacquirerelease+mbonceonce.litmus
blob: 25409a0335146146638bae8f18cbaae2fa349fdc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
C Z6.0+pooncerelease+poacquirerelease+mbonceonce

{}

P0(int *x, int *y)
{
	WRITE_ONCE(*x, 1);
	smp_store_release(y, 1);
}

P1(int *y, int *z)
{
	int r0;

	r0 = smp_load_acquire(y);
	smp_store_release(z, 1);
}

P2(int *x, int *z)
{
	int r1;

	WRITE_ONCE(*z, 2);
	smp_mb();
	r1 = READ_ONCE(*x);
}

exists (1:r0=1 /\ z=2 /\ 2:r1=0)
OpenPOWER on IntegriCloud