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optimize stat counter increase

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This commit is contained in:
daan 2019-08-20 08:58:53 -07:00
parent 27d794b5f4
commit d81b800e12
1 changed files with 14 additions and 6 deletions
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20
src/stats.c
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@ -28,11 +28,14 @@ void _mi_stats_done(mi_stats_t* stats) {
Statistics operations Statistics operations
----------------------------------------------------------- */ ----------------------------------------------------------- */
static bool mi_is_in_main(void* stat) {
return ((uint8_t*)stat >= (uint8_t*)&_mi_stats_main
&& (uint8_t*)stat < ((uint8_t*)&_mi_stats_main + sizeof(mi_stats_t)));
}
static void mi_stat_update(mi_stat_count_t* stat, int64_t amount) { static void mi_stat_update(mi_stat_count_t* stat, int64_t amount) {
if (amount == 0) return; if (amount == 0) return;
bool in_main = ((uint8_t*)stat >= (uint8_t*)&_mi_stats_main if (mi_is_in_main(stat))
&& (uint8_t*)stat < ((uint8_t*)&_mi_stats_main + sizeof(mi_stats_t)));
if (in_main)
{ {
// add atomically (for abandoned pages) // add atomically (for abandoned pages)
int64_t current = mi_atomic_add(&stat->current,amount); int64_t current = mi_atomic_add(&stat->current,amount);
@ -58,11 +61,16 @@ static void mi_stat_update(mi_stat_count_t* stat, int64_t amount) {
} }
void _mi_stat_counter_increase(mi_stat_counter_t* stat, size_t amount) { void _mi_stat_counter_increase(mi_stat_counter_t* stat, size_t amount) {
mi_atomic_add( &stat->count, 1 ); if (mi_is_in_main(stat)) {
mi_atomic_add( &stat->total, (int64_t)amount ); mi_atomic_add( &stat->count, 1 );
mi_atomic_add( &stat->total, (int64_t)amount );
}
else {
stat->count++;
stat->total += amount;
}
} }
void _mi_stat_increase(mi_stat_count_t* stat, size_t amount) { void _mi_stat_increase(mi_stat_count_t* stat, size_t amount) {
mi_stat_update(stat, (int64_t)amount); mi_stat_update(stat, (int64_t)amount);
} }