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49 lines
596 B
49 lines
596 B
#include <ck_bytelock.h>
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#include <ck_spinlock.h>
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#include <inttypes.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "../../common.h"
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#ifndef STEPS
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#define STEPS 30000000
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#endif
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LOCK_DEFINE;
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int
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main(void)
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{
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CK_CC_UNUSED unsigned int nthr = 1;
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#ifdef LOCK_INIT
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LOCK_INIT;
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#endif
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#ifdef LOCK_STATE
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LOCK_STATE;
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#endif
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uint64_t s_b, e_b, i;
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s_b = rdtsc();
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for (i = 0; i < STEPS; ++i) {
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#ifdef LOCK
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LOCK;
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UNLOCK;
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LOCK;
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UNLOCK;
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LOCK;
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UNLOCK;
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LOCK;
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UNLOCK;
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#endif
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}
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e_b = rdtsc();
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printf("%15" PRIu64 "\n", (e_b - s_b) / 4 / STEPS);
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return (0);
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}
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