mirror of https://gitee.com/openkylin/linux.git
29 lines
341 B
Plaintext
29 lines
341 B
Plaintext
C ISA2+pooncerelease+poacquirerelease+poacquireonce
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{}
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P0(int *x, int *y)
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{
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WRITE_ONCE(*x, 1);
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smp_store_release(y, 1);
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}
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P1(int *y, int *z)
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{
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int r0;
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r0 = smp_load_acquire(y);
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smp_store_release(z, 1);
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}
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P2(int *x, int *z)
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{
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int r0;
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int r1;
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r0 = smp_load_acquire(z);
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r1 = READ_ONCE(*x);
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}
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exists (1:r0=1 /\ 2:r0=1 /\ 2:r1=0)
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