mirror of
https://github.com/odin-lang/Odin.git
synced 2026-02-18 08:58:23 +00:00
106 lines
2.5 KiB
C
106 lines
2.5 KiB
C
typedef struct TimeStamp {
|
|
u64 start;
|
|
u64 finish;
|
|
String label;
|
|
} TimeStamp;
|
|
|
|
typedef struct Timings {
|
|
TimeStamp total;
|
|
Array(TimeStamp) sections;
|
|
u64 freq;
|
|
} Timings;
|
|
|
|
|
|
u64 win32_time_stamp_time_now(void) {
|
|
LARGE_INTEGER counter;
|
|
QueryPerformanceCounter(&counter);
|
|
return counter.QuadPart;
|
|
}
|
|
|
|
u64 win32_time_stamp__freq(void) {
|
|
gb_local_persist LARGE_INTEGER win32_perf_count_freq = {0};
|
|
if (!win32_perf_count_freq.QuadPart) {
|
|
QueryPerformanceFrequency(&win32_perf_count_freq);
|
|
GB_ASSERT(win32_perf_count_freq.QuadPart != 0);
|
|
}
|
|
|
|
return win32_perf_count_freq.QuadPart;
|
|
}
|
|
|
|
u64 time_stamp_time_now(void) {
|
|
#if defined(GB_SYSTEM_WINDOWS)
|
|
return win32_time_stamp_time_now();
|
|
#else
|
|
#error time_stamp_time_now
|
|
#endif
|
|
}
|
|
|
|
u64 time_stamp__freq(void) {
|
|
#if defined(GB_SYSTEM_WINDOWS)
|
|
return win32_time_stamp__freq();
|
|
#else
|
|
#error time_stamp__freq
|
|
#endif
|
|
}
|
|
|
|
TimeStamp make_time_stamp(String label) {
|
|
TimeStamp ts = {0};
|
|
ts.start = time_stamp_time_now();
|
|
ts.label = label;
|
|
return ts;
|
|
}
|
|
|
|
void timings_init(Timings *t, String label, isize buffer_size) {
|
|
array_init_reserve(&t->sections, heap_allocator(), buffer_size);
|
|
t->total = make_time_stamp(label);
|
|
t->freq = time_stamp__freq();
|
|
}
|
|
|
|
void timings_destroy(Timings *t) {
|
|
array_free(&t->sections);
|
|
}
|
|
|
|
void timings__stop_current_section(Timings *t) {
|
|
if (t->sections.count > 0) {
|
|
t->sections.e[t->sections.count-1].finish = time_stamp_time_now();
|
|
}
|
|
}
|
|
|
|
void timings_start_section(Timings *t, String label) {
|
|
timings__stop_current_section(t);
|
|
array_add(&t->sections, make_time_stamp(label));
|
|
}
|
|
|
|
f64 time_stamp_as_ms(TimeStamp ts, u64 freq) {
|
|
GB_ASSERT_MSG(ts.finish >= ts.start, "time_stamp_as_ms - %.*s", LIT(ts.label));
|
|
return 1000.0 * cast(f64)(ts.finish - ts.start) / cast(f64)freq;
|
|
}
|
|
|
|
void timings_print_all(Timings *t) {
|
|
timings__stop_current_section(t);
|
|
t->total.finish = time_stamp_time_now();
|
|
|
|
char const SPACES[] = " ";
|
|
|
|
isize max_len = t->total.label.len;
|
|
for_array(i, t->sections) {
|
|
TimeStamp ts = t->sections.e[i];
|
|
max_len = gb_max(max_len, ts.label.len);
|
|
}
|
|
|
|
GB_ASSERT(max_len <= gb_size_of(SPACES)-1);
|
|
|
|
gb_printf("%.*s%.*s - %.3f ms\n",
|
|
LIT(t->total.label),
|
|
cast(int)(max_len-t->total.label.len), SPACES,
|
|
time_stamp_as_ms(t->total, t->freq));
|
|
|
|
for_array(i, t->sections) {
|
|
TimeStamp ts = t->sections.e[i];
|
|
gb_printf("%.*s%.*s - %.3f ms\n",
|
|
LIT(ts.label),
|
|
cast(int)(max_len-ts.label.len), SPACES,
|
|
time_stamp_as_ms(ts, t->freq));
|
|
}
|
|
}
|