cOMS/debug/TimingStat.h

46 lines
1.2 KiB
C

/**
* Jingga
*
* @copyright Jingga
* @license OMS License 2.0
* @version 1.0.0
* @link https://jingga.app
*/
#ifndef TOS_LOG_TIMING_STAT_H
#define TOS_LOG_TIMING_STAT_H
#include <stdio.h>
#include <time.h>
#include "../stdlib/Types.h"
#include "Debug.h"
#if _WIN32
#include <intrin.h>
#else
#include <x86intrin.h>
#endif
global_persist uint64 performance_count_frequency;
// IMPORTANT: This function should only be called when you actually use this data
// e.g. log to display or file
inline
void update_timing_stat(uint32 stat, const char* function)
{
uint64 new_tick_count = __rdtsc();
debug_container->perf_stats[stat].function = function;
debug_container->perf_stats[stat].delta_tick = new_tick_count - debug_container->perf_stats[stat].old_tick_count;
debug_container->perf_stats[stat].delta_time = (double) debug_container->perf_stats[stat].delta_tick / (double) performance_count_frequency;
debug_container->perf_stats[stat].old_tick_count = new_tick_count;
}
// Sometimes we want to only do logging in debug mode.
// In such cases use the following macro.
#if DEBUG
#define UPDATE_TIMING_STAT(stat) update_timing_stat(stat, __func__)
#else
#define UPDATE_TIMING_STAT(stat) ((void) 0)
#endif
#endif