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25 lines
324 B
25 lines
324 B
C CoWR+poonceonce+Once |
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(* |
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* Result: Never |
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* |
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* Test of write-read coherence, that is, whether or not a write to a |
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* given variable and a later read from 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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WRITE_ONCE(*x, 1); |
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r0 = READ_ONCE(*x); |
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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=1 /\ 0:r0=2)
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