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@ -891,9 +891,40 @@ void cgtimer_sub(cgtimer_t *a, cgtimer_t *b, cgtimer_t *res)
@@ -891,9 +891,40 @@ void cgtimer_sub(cgtimer_t *a, cgtimer_t *b, cgtimer_t *res)
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} |
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} |
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/* Subtract b from a */ |
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static void __maybe_unused timersubspec(struct timespec *a, const struct timespec *b) |
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{ |
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a->tv_sec -= b->tv_sec; |
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a->tv_nsec -= b->tv_nsec; |
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if (a->tv_nsec < 0) { |
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a->tv_nsec += 1000000000; |
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a->tv_sec--; |
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} |
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} |
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static void __maybe_unused cgsleep_spec(struct timespec *ts_diff, const struct timespec *ts_start) |
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{ |
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struct timespec now; |
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timeraddspec(ts_diff, ts_start); |
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cgtimer_time(&now); |
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timersubspec(ts_diff, &now); |
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if (unlikely(ts_diff->tv_sec < 0)) |
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return; |
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nanosleep(ts_diff, NULL); |
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} |
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/* These are cgminer specific sleep functions that use an absolute nanosecond
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* resolution timer to avoid poor usleep accuracy and overruns. */ |
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#ifndef WIN32 |
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/* This is a cgminer gettimeofday wrapper. Since we always call gettimeofday
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* with tz set to NULL, and windows' default resolution is only 15ms, this |
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* gives us higher resolution times on windows. */ |
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void cgtime(struct timeval *tv) |
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{ |
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gettimeofday(tv, NULL); |
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} |
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void cgtimer_time(cgtimer_t *ts_start) |
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{ |
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clock_gettime(CLOCK_MONOTONIC, ts_start); |
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@ -933,14 +964,6 @@ int cgtimer_to_ms(cgtimer_t *cgt)
@@ -933,14 +964,6 @@ int cgtimer_to_ms(cgtimer_t *cgt)
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{ |
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return timespec_to_ms(cgt); |
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} |
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/* This is a cgminer gettimeofday wrapper. Since we always call gettimeofday
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* with tz set to NULL, and windows' default resolution is only 15ms, this |
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* gives us higher resolution times on windows. */ |
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void cgtime(struct timeval *tv) |
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{ |
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gettimeofday(tv, NULL); |
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} |
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#else |
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/* Windows start time is since 1601 lol so convert it to unix epoch 1970. */ |
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#define EPOCHFILETIME (116444736000000000LL) |
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@ -978,29 +1001,6 @@ void cgtimer_time(cgtimer_t *ts_start)
@@ -978,29 +1001,6 @@ void cgtimer_time(cgtimer_t *ts_start)
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ts_start->tv_nsec = lidiv.quot * 100; |
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} |
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/* Subtract b from a */ |
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static void timersubspec(struct timespec *a, const struct timespec *b) |
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{ |
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a->tv_sec -= b->tv_sec; |
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a->tv_nsec -= b->tv_nsec; |
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if (a->tv_nsec < 0) { |
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a->tv_nsec += 1000000000; |
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a->tv_sec--; |
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} |
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} |
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static void cgsleep_spec(struct timespec *ts_diff, const struct timespec *ts_start) |
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{ |
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struct timespec now; |
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timeraddspec(ts_diff, ts_start); |
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cgtimer_time(&now); |
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timersubspec(ts_diff, &now); |
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if (unlikely(ts_diff->tv_sec < 0)) |
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return; |
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nanosleep(ts_diff, NULL); |
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} |
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void cgsleep_ms_r(cgtimer_t *ts_start, int ms) |
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{ |
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struct timespec ts_diff; |
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