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Streamline time computation

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No functional change.
This commit is contained in:
Marco Costalba 2013-08-03 18:30:43 +02:00
parent b1a4a18d63
commit f31847302d
3 changed files with 11 additions and 14 deletions
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7
src/misc.cpp
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@ -59,13 +59,6 @@ const string engine_info(bool to_uci) {
} }
/// Convert system time to milliseconds. That's all we need.
Time::point Time::now() {
sys_time_t t; system_time(&t); return time_to_msec(t);
}
/// Debug functions used mainly to collect run-time statistics /// Debug functions used mainly to collect run-time statistics
static uint64_t hits[2], means[2]; static uint64_t hits[2], means[2];

2
src/misc.h
View file

@ -45,7 +45,7 @@ struct Log : public std::ofstream {
namespace Time { namespace Time {
typedef int64_t point; typedef int64_t point;
point now(); inline point now() { return system_time_to_msec(); }
} }

16
src/platform.h
View file

@ -45,10 +45,12 @@ typedef unsigned __int64 uint64_t;
#ifndef _WIN32 // Linux - Unix #ifndef _WIN32 // Linux - Unix
# include <sys/time.h> # include <sys/time.h>
typedef timeval sys_time_t;
inline void system_time(sys_time_t* t) { gettimeofday(t, NULL); } inline int64_t system_time_to_msec() {
inline int64_t time_to_msec(const sys_time_t& t) { return t.tv_sec * 1000LL + t.tv_usec / 1000; } timeval t;
gettimeofday(&t, NULL);
return t.tv_sec * 1000LL + t.tv_usec / 1000;
}
# include <pthread.h> # include <pthread.h>
typedef pthread_mutex_t Lock; typedef pthread_mutex_t Lock;
@ -71,10 +73,12 @@ typedef void*(*pt_start_fn)(void*);
#else // Windows and MinGW #else // Windows and MinGW
# include <sys/timeb.h> # include <sys/timeb.h>
typedef _timeb sys_time_t;
inline void system_time(sys_time_t* t) { _ftime(t); } inline int64_t system_time_to_msec() {
inline int64_t time_to_msec(const sys_time_t& t) { return t.time * 1000LL + t.millitm; } _timeb t;
_ftime(&t);
return t.time * 1000LL + t.millitm;
}
#ifndef NOMINMAX #ifndef NOMINMAX
# define NOMINMAX // disable macros min() and max() # define NOMINMAX // disable macros min() and max()