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24 lines
516 B
24 lines
516 B
4 months ago
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// These functions are used to provide a signal-wait mechanism to enforce
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// expected scheduling for the test cases. Conditional variable (s) needs to be
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// shared! Initialize to 0
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#include <unistd.h>
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#define OMPT_SIGNAL(s) ompt_signal(&s)
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// inline
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void ompt_signal(int *s) {
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#pragma omp atomic
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(*s)++;
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}
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#define OMPT_WAIT(s, v) ompt_wait(&s, v)
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// wait for s >= v
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// inline
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void ompt_wait(int *s, int v) {
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int wait = 0;
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do {
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usleep(10);
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#pragma omp atomic read
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wait = (*s);
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} while (wait < v);
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}
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