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diff --git a/source/mupen64plus-core/src/r4300/profile.c b/source/mupen64plus-core/src/r4300/profile.c
new file mode 100644
index 0000000..e73c251
--- /dev/null
+++ b/source/mupen64plus-core/src/r4300/profile.c
@@ -0,0 +1,100 @@
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ *   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
+