26 lines
324 B
Plaintext
26 lines
324 B
Plaintext
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C CoRW+poonceonce+Once
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(*
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* Result: Never
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*
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* Test of read-write coherence, that is, whether or not a read from
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* a given variable and a later write to that same variable are ordered.
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*)
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{}
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P0(int *x)
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{
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int r0;
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r0 = READ_ONCE(*x);
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WRITE_ONCE(*x, 1);
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}
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P1(int *x)
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{
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WRITE_ONCE(*x, 2);
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}
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exists (x=2 /\ 0:r0=2)
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