mirror of
https://github.com/libretro/RetroArch.git
synced 2024-11-24 08:30:16 +00:00
150 lines
3.8 KiB
C
150 lines
3.8 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2016 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <string.h>
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#ifdef _WIN32
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#include <direct.h>
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#else
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#include <unistd.h>
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#endif
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#include <features/features_cpu.h>
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#include "performance_counters.h"
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#include "general.h"
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#include "compat/strl.h"
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#include "verbosity.h"
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#ifdef _WIN32
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#define PERF_LOG_FMT "[PERF]: Avg (%s): %I64u ticks, %I64u runs.\n"
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#else
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#define PERF_LOG_FMT "[PERF]: Avg (%s): %llu ticks, %llu runs.\n"
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#endif
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static struct retro_perf_counter *perf_counters_rarch[MAX_COUNTERS];
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static struct retro_perf_counter *perf_counters_libretro[MAX_COUNTERS];
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static unsigned perf_ptr_rarch;
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static unsigned perf_ptr_libretro;
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struct retro_perf_counter **retro_get_perf_counter_rarch(void)
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{
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return perf_counters_rarch;
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}
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struct retro_perf_counter **retro_get_perf_counter_libretro(void)
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{
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return perf_counters_libretro;
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}
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unsigned retro_get_perf_count_rarch(void)
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{
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return perf_ptr_rarch;
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}
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unsigned retro_get_perf_count_libretro(void)
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{
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return perf_ptr_libretro;
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}
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void rarch_perf_register(struct retro_perf_counter *perf)
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{
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if (
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!runloop_ctl(RUNLOOP_CTL_IS_PERFCNT_ENABLE, NULL)
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|| perf->registered
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|| perf_ptr_rarch >= MAX_COUNTERS
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)
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return;
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perf_counters_rarch[perf_ptr_rarch++] = perf;
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perf->registered = true;
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}
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void retro_perf_register(struct retro_perf_counter *perf)
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{
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if (perf->registered || perf_ptr_libretro >= MAX_COUNTERS)
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return;
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perf_counters_libretro[perf_ptr_libretro++] = perf;
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perf->registered = true;
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}
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void performance_counters_clear(void)
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{
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perf_ptr_libretro = 0;
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memset(perf_counters_libretro, 0, sizeof(perf_counters_libretro));
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}
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static void log_counters(struct retro_perf_counter **counters, unsigned num)
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{
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unsigned i;
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for (i = 0; i < num; i++)
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{
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if (counters[i]->call_cnt)
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{
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RARCH_LOG(PERF_LOG_FMT,
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counters[i]->ident,
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(unsigned long long)counters[i]->total /
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(unsigned long long)counters[i]->call_cnt,
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(unsigned long long)counters[i]->call_cnt);
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}
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}
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}
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void rarch_perf_log(void)
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{
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if (!runloop_ctl(RUNLOOP_CTL_IS_PERFCNT_ENABLE, NULL))
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return;
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RARCH_LOG("[PERF]: Performance counters (RetroArch):\n");
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log_counters(perf_counters_rarch, perf_ptr_rarch);
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}
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void retro_perf_log(void)
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{
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RARCH_LOG("[PERF]: Performance counters (libretro):\n");
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log_counters(perf_counters_libretro, perf_ptr_libretro);
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}
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int performance_counter_init(struct retro_perf_counter *perf, const char *name)
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{
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perf->ident = name;
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if (!perf->registered)
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rarch_perf_register(perf);
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return 0;
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}
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void performance_counter_start(struct retro_perf_counter *perf)
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{
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if (!runloop_ctl(RUNLOOP_CTL_IS_PERFCNT_ENABLE, NULL) || !perf)
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return;
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perf->call_cnt++;
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perf->start = cpu_features_get_perf_counter();
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}
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void performance_counter_stop(struct retro_perf_counter *perf)
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{
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if (!runloop_ctl(RUNLOOP_CTL_IS_PERFCNT_ENABLE, NULL) || !perf)
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return;
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perf->total += cpu_features_get_perf_counter() - perf->start;
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}
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