--- /dev/null
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Mupen64plus - profile.c *
+ * Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ *
+ * Copyright (C) 2012 CasualJames *
+ * Copyright (C) 2002 Hacktarux *
+ * *
+ * This program 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 Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program 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 this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+#ifdef PROFILE
+#include "r4300.h"
+
+#include "api/m64p_types.h"
+#include "api/callbacks.h"
+
+static long long int time_in_section[5];
+static long long int last_start[5];
+
+#if defined(WIN32) && !defined(__MINGW32__)
+ // timing
+ #include <windows.h>
+ static long long int get_time(void)
+ {
+ LARGE_INTEGER counter;
+ QueryPerformanceCounter(&counter);
+ return counter.QuadPart;
+ }
+ static long long int time_to_nsec(long long int time)
+ {
+ static LARGE_INTEGER freq = { 0 };
+ if (freq.QuadPart == 0)
+ QueryPerformanceFrequency(&freq);
+ return time * 1000000000 / freq.QuadPart;
+ }
+
+#else /* Not WIN32 */
+ // timing
+ #include <time.h>
+ static long long int get_time(void)
+ {
+ struct timespec ts;
+ clock_gettime(CLOCK_MONOTONIC, &ts);
+ return (long long int)ts.tv_sec * 1000000000 + ts.tv_nsec;
+ }
+ static long long int time_to_nsec(long long int time)
+ {
+ return time;
+ }
+#endif
+
+void start_section(int section_type)
+{
+ last_start[section_type] = get_time();
+}
+
+void end_section(int section_type)
+{
+ long long int end = get_time();
+ time_in_section[section_type] += end - last_start[section_type];
+}
+
+void refresh_stat()
+{
+ long long int curr_time = get_time();
+ if(time_to_nsec(curr_time - last_start[ALL_SECTION]) >= 2000000000)
+ {
+ time_in_section[ALL_SECTION] = curr_time - last_start[ALL_SECTION];
+ DebugMessage(M64MSG_INFO, "gfx=%f%% - audio=%f%% - compiler=%f%%, idle=%f%%",
+ 100.0 * (double)time_in_section[GFX_SECTION] / time_in_section[ALL_SECTION],
+ 100.0 * (double)time_in_section[AUDIO_SECTION] / time_in_section[ALL_SECTION],
+ 100.0 * (double)time_in_section[COMPILER_SECTION] / time_in_section[ALL_SECTION],
+ 100.0 * (double)time_in_section[IDLE_SECTION] / time_in_section[ALL_SECTION]);
+ DebugMessage(M64MSG_INFO, "gfx=%llins - audio=%llins - compiler %llins - idle=%llins",
+ time_to_nsec(time_in_section[GFX_SECTION]),
+ time_to_nsec(time_in_section[AUDIO_SECTION]),
+ time_to_nsec(time_in_section[COMPILER_SECTION]),
+ time_to_nsec(time_in_section[IDLE_SECTION]));
+ time_in_section[GFX_SECTION] = 0;
+ time_in_section[AUDIO_SECTION] = 0;
+ time_in_section[COMPILER_SECTION] = 0;
+ time_in_section[IDLE_SECTION] = 0;
+ last_start[ALL_SECTION] = curr_time;
+ }
+}
+
+#endif
+