Source/Plugins/Plugin_DSP_LLE/Src/Globals.cpp

   1 // Copyright (C) 2003 Dolphin Project.
   2
   3 // This program is free software: you can redistribute it and/or modify
   4 // it under the terms of the GNU General Public License as published by
   5 // the Free Software Foundation, version 2.0.
   6
   7 // This program is distributed in the hope that it will be useful,
   8 // but WITHOUT ANY WARRANTY; without even the implied warranty of
   9 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10 // GNU General Public License 2.0 for more details.
  11
  12 // A copy of the GPL 2.0 should have been included with the program.
  13 // If not, see http://www.gnu.org/licenses/
  14
  15 // Official SVN repository and contact information can be found at
  16 // http://code.google.com/p/dolphin-emu/
  17
  18 #include <iostream> // I hope this doesn't break anything
  19 #include <stdio.h>
  20 #include <stdarg.h>
  21
  22 #include "Common.h" // for Common::swap
  23 #include "DSPCore.h"
  24 #include "Globals.h"
  25
  26 // =======================================================================================
  27 // For PB address detection
  28 // --------------
  29
  30 // This will only work on GC, not Wii.
  31 u32 RAM_MASK = 0x1FFFFFF;
  32
  33 u16 Memory_Read_U16(u32 _uAddress)
  34 {
  35         return Common::swap16(*(u16*)&g_dsp.cpu_ram[_uAddress & RAM_MASK]);
  36 }
  37
  38 u32 Memory_Read_U32(u32 _uAddress)
  39 {
  40         return Common::swap32(*(u32*)&g_dsp.cpu_ram[_uAddress & RAM_MASK]);
  41 }
  42
  43 void* Memory_Get_Pointer(u32 _uAddress)
  44 {
  45         return &g_dsp.cpu_ram[_uAddress & RAM_MASK];
  46 }
  47
  48 #if PROFILE
  49
  50 #define PROFILE_MAP_SIZE 0x10000
  51
  52 u64 g_profileMap[PROFILE_MAP_SIZE];
  53 bool g_profile = false;
  54
  55 void ProfilerStart()
  56 {
  57         g_profile = true;
  58 }
  59
  60 void ProfilerAddDelta(int _addr, int _delta)
  61 {
  62         if (g_profile)
  63         {
  64                 g_profileMap[_addr] += _delta;
  65         }
  66 }
  67
  68 void ProfilerInit()
  69 {
  70         memset(g_profileMap, 0, sizeof(g_profileMap));
  71 }
  72
  73 void ProfilerDump(u64 count)
  74 {
  75         FILE* pFile = fopen("DSP_Prof.txt", "wt");
  76         if (pFile != NULL)
  77         {
  78                 fprintf(pFile, "Number of DSP steps: %llu\n\n", count);
  79                 for (int i=0; i<PROFILE_MAP_SIZE;i++)
  80                 {
  81                         if (g_profileMap[i] > 0)
  82                         {
  83                                 fprintf(pFile, "0x%04X: %llu\n", i, g_profileMap[i]);
  84                         }
  85                 }
  86
  87                 fclose(pFile);
  88         }
  89 }
  90
  91 #endif