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Code Issues 1 Releases Wiki Activity

Fixed :cputime because msdn does not implement clock() properly

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This commit is contained in:
Ico Doornekamp 2023-05-20 14:16:36 +02:00
parent 80db682109
commit 30c47d685d
2 changed files with 10 additions and 8 deletions
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10
src/core/util.c
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@ -892,11 +892,13 @@ int janet_gettime(struct timespec *spec, enum JanetTimeSource source) {
QueryPerformanceCounter(&count);
QueryPerformanceFrequency(&perf_freq);
spec->tv_sec = count.QuadPart / perf_freq.QuadPart;
spec->tv_nsec = (count.QuadPart % perf_freq.QuadPart) * 1000000000 / perf_freq.QuadPart;
spec->tv_nsec = (long)((count.QuadPart % perf_freq.QuadPart) * 1000000000 / perf_freq.QuadPart);
} else if (source == JANET_TIME_CPUTIME) {
float tmp = clock();
spec->tv_sec = tmp / CLOCKS_PER_SEC;
spec->tv_nsec = (tmp - spec->tv_sec * CLOCKS_PER_SEC) * 1e9 / CLOCKS_PER_SEC;
FILETIME creationTime, exitTime, kernelTime, userTime;
GetProcessTimes(GetCurrentProcess(), &creationTime, &exitTime, &kernelTime, &userTime);
int64_t tmp = ((int64_t)userTime.dwHighDateTime << 32) + userTime.dwLowDateTime;
spec->tv_sec = tmp / 10000000LL;
spec->tv_nsec = tmp % 10000000LL * 100;
}
return 0;
}

8
test/suite0007.janet
View File

@ -334,16 +334,16 @@
(assert (pos? (length (gensym))) "gensym not empty, regression #753")
# os/clock
# os/clock. These tests might prove fragile under CI because they
# rely on measured time. We'll see.
(defmacro measure-time [clocks & body]
(def t1 (gensym))
(def t2 (gensym))
(def [t1 t2] [(gensym) (gensym)])
~(do
(def ,t1 (map |(os/clock $) ,clocks))
,;body
(def ,t2 (map |(os/clock $) ,clocks))
(zipcoll ,clocks [ (- (,t2 0) (,t1 0)) (- (,t2 1) (,t1 1)) (- (,t2 2) (,t1 2))]))
(zipcoll ,clocks (map |(- ;$) (map tuple ,t2 ,t1))))
)
# Spin for 0.1 seconds