RetroArch/performance.h
2012-11-05 11:57:40 +01:00

98 lines
2.6 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2012 - Hans-Kristian Arntzen
* Copyright (C) 2011-2012 - Daniel De Matteis
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _RARCH_PERF_H
#define _RARCH_PERF_H
#include "general.h"
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdint.h>
typedef unsigned long long rarch_perf_tick_t;
typedef struct rarch_perf_counter
{
const char *ident;
rarch_perf_tick_t start;
rarch_perf_tick_t total;
rarch_perf_tick_t call_cnt;
bool registered;
} rarch_perf_counter_t;
rarch_perf_tick_t rarch_get_perf_counter(void);
void rarch_perf_register(struct rarch_perf_counter *perf);
void rarch_perf_log(void);
struct rarch_cpu_features
{
unsigned simd;
};
// Id values for SIMD CPU features
#define RARCH_SIMD_SSE (1 << 0)
#define RARCH_SIMD_SSE2 (1 << 1)
#define RARCH_SIMD_VMX (1 << 2)
#define RARCH_SIMD_VMX128 (1 << 3)
#define RARCH_SIMD_AVX (1 << 4)
#define RARCH_SIMD_NEON (1 << 5)
void rarch_get_cpu_features(struct rarch_cpu_features *cpu);
#ifdef PERF_TEST
#define RARCH_PERFORMANCE_INIT(X) static rarch_perf_counter_t X = {#X}; \
do { \
if (!(X).registered) \
rarch_perf_register(&(X)); \
} while(0)
#define RARCH_PERFORMANCE_START(X) do { \
(X).call_cnt++; \
(X).start = rarch_get_perf_counter(); \
} while(0)
#define RARCH_PERFORMANCE_STOP(X) do { \
(X).total += rarch_get_perf_counter() - (X).start; \
} while(0)
#ifdef _WIN32
#define RARCH_PERFORMANCE_LOG(functionname, X) RARCH_LOG("[PERF]: Avg (%s): %I64u ticks, %I64u runs.\n", \
functionname, \
(X).total / (X).call_cnt, \
(X).call_cnt)
#else
#define RARCH_PERFORMANCE_LOG(functionname, X) RARCH_LOG("[PERF]: Avg (%s): %llu ticks, %llu runs.\n", \
functionname, \
(X).total / (X).call_cnt, \
(X).call_cnt)
#endif
#else
#define RARCH_PERFORMANCE_INIT(X)
#define RARCH_PERFORMANCE_START(X)
#define RARCH_PERFORMANCE_STOP(X)
#define RARCH_PERFORMANCE_LOG(functionname, X)
#endif
#endif