Added a RAM Watch window to the debugger

Conflicts:
	Source/Core/Core/HW/Memmap.cpp
	Source/Core/Core/HW/Memmap.h
	Source/Core/DolphinWX/Debugger/CodeWindow.h

Source/Core/Common/BreakPoints.cpp

@@ -217,3 +217,86 @@ void TMemCheck::Action(DebugInterface *debug_interface, u32 iValue, u32 addr, bo
 			debug_interface->BreakNow();
 	}
 }
+
+
+bool Watches::IsAddressWatch(u32 _iAddress)
+{
+	for (const TWatch& bp : m_Watches)
+		if (bp.iAddress == _iAddress)
+			return true;
+
+	return false;
+}
+
+Watches::TWatchesStr Watches::GetStrings() const
+{
+	TWatchesStr bps;
+	for (const TWatch& bp : m_Watches)
+	{
+		std::stringstream ss;
+		ss << std::hex << bp.iAddress << " " << (bp.bOn ? "n" : "");
+		bps.push_back(ss.str());
+	}
+
+	return bps;
+}
+
+void Watches::AddFromStrings(const TWatchesStr& bpstrs)
+{
+	for (const std::string& bpstr : bpstrs)
+	{
+		TWatch bp;
+		std::stringstream ss;
+		ss << std::hex << bpstr;
+		ss >> bp.iAddress;
+		bp.bOn = bpstr.find("n") != bpstr.npos;
+		Add(bp);
+	}
+}
+
+void Watches::Add(const TWatch& bp)
+{
+	if (!IsAddressWatch(bp.iAddress))
+	{
+		m_Watches.push_back(bp);
+	}
+}
+
+void Watches::Add(u32 em_address)
+{
+	if (!IsAddressWatch(em_address)) // only add new addresses
+	{
+		TWatch pt; // breakpoint settings
+		pt.bOn = true;
+		pt.iAddress = em_address;
+
+		m_Watches.push_back(pt);
+	}
+}
+
+void Watches::Update(int count, u32 em_address)
+{
+	m_Watches.at(count).iAddress = em_address;
+}
+
+void Watches::UpdateName(int count, std::string name)
+{
+	m_Watches.at(count).name = name;
+}
+
+void Watches::Remove(u32 em_address)
+{
+	for (auto i = m_Watches.begin(); i != m_Watches.end(); ++i)
+	{
+		if (i->iAddress == em_address)
+		{
+			m_Watches.erase(i);
+			return;
+		}
+	}
+}
+
+void Watches::Clear()
+{
+	m_Watches.clear();
+}

Source/Core/Common/BreakPoints.h

@@ -44,6 +44,13 @@ struct TMemCheck
 	            bool write, int size, u32 pc);
 };
 
+struct TWatch
+{
+	std::string name = "";
+	u32  iAddress;
+	bool bOn;
+};
+
 // Code breakpoints.
 class BreakPoints
 {
@@ -99,3 +106,33 @@ public:
 
 	void Clear() { m_MemChecks.clear(); }
 };
+
+class Watches
+{
+public:
+	typedef std::vector<TWatch> TWatches;
+	typedef std::vector<std::string> TWatchesStr;
+
+	const TWatches& GetWatches() { return m_Watches; }
+
+	TWatchesStr GetStrings() const;
+	void AddFromStrings(const TWatchesStr& bps);
+
+	bool IsAddressWatch(u32 _iAddress);
+
+	// Add BreakPoint
+	void Add(u32 em_address);
+	void Add(const TWatch& bp);
+
+	void Update(int count, u32 em_address);
+	void UpdateName(int count, std::string name);
+
+	// Remove Breakpoint
+	void Remove(u32 _iAddress);
+	void Clear();
+
+	void DeleteByAddress(u32 _Address);
+
+private:
+	TWatches m_Watches;
+};

Source/Core/Common/DebugInterface.h

@@ -18,6 +18,7 @@ public:
 	virtual void ClearBreakpoint(unsigned int /*address*/){}
 	virtual void ClearAllBreakpoints() {}
 	virtual void ToggleBreakpoint(unsigned int /*address*/){}
+	virtual void AddWatch(unsigned int /*address*/){}
 	virtual void ClearAllMemChecks() {}
 	virtual bool IsMemCheck(unsigned int /*address*/) {return false;}
 	virtual void ToggleMemCheck(unsigned int /*address*/){}

Source/Core/Core/Debugger/PPCDebugInterface.cpp

@@ -131,6 +131,11 @@ void PPCDebugInterface::ToggleBreakpoint(unsigned int address)
 		PowerPC::breakpoints.Add(address);
 }
 
+void PPCDebugInterface::AddWatch(unsigned int address)
+{
+	PowerPC::watches.Add(address);
+}
+
 void PPCDebugInterface::ClearAllMemChecks()
 {
 	PowerPC::memchecks.Clear();

Source/Core/Core/Debugger/PPCDebugInterface.h

@@ -22,6 +22,7 @@ public:
 	virtual void SetBreakpoint(unsigned int address) override;
 	virtual void ClearBreakpoint(unsigned int address) override;
 	virtual void ClearAllBreakpoints() override;
+	virtual void AddWatch(unsigned int address) override;
 	virtual void ToggleBreakpoint(unsigned int address) override;
 	virtual void ClearAllMemChecks() override;
 	virtual bool IsMemCheck(unsigned int address) override;

Source/Core/Core/PowerPC/PowerPC.cpp

@@ -35,6 +35,7 @@ static volatile CPUState state = CPU_POWERDOWN;
 Interpreter * const interpreter = Interpreter::getInstance();
 static CoreMode mode;
 
+Watches watches;
 BreakPoints breakpoints;
 MemChecks memchecks;
 PPCDebugInterface debug_interface;

Source/Core/Core/PowerPC/PowerPC.h

@@ -114,6 +114,7 @@ enum CPUState
 
 extern PowerPCState ppcState;
 
+extern Watches watches;
 extern BreakPoints breakpoints;
 extern MemChecks memchecks;
 extern PPCDebugInterface debug_interface;

Source/Core/DolphinWX/CMakeLists.txt

@@ -45,6 +45,8 @@ set(GUI_SRCS
 	Debugger/MemoryWindow.cpp
 	Debugger/RegisterView.cpp
 	Debugger/RegisterWindow.cpp
+	Debugger/WatchView.cpp
+	Debugger/WatchWindow.cpp
 	FifoPlayerDlg.cpp
 	Frame.cpp
 	FrameAui.cpp

Source/Core/DolphinWX/Debugger/CodeWindow.cpp

@@ -52,6 +52,7 @@
 #include "DolphinWX/Debugger/DebuggerUIUtil.h"
 #include "DolphinWX/Debugger/JitWindow.h"
 #include "DolphinWX/Debugger/RegisterWindow.h"
+#include "DolphinWX/Debugger/WatchWindow.h"
 
 extern "C"  // Bitmaps
 {
@@ -93,6 +94,7 @@ CCodeWindow::CCodeWindow(const SCoreStartupParameter& _LocalCoreStartupParameter
 	: wxPanel(parent, id, position, size, style, name)
 	, Parent(parent)
 	, m_RegisterWindow(nullptr)
+	, m_WatchWindow(nullptr)
 	, m_BreakpointWindow(nullptr)
 	, m_MemoryWindow(nullptr)
 	, m_JitWindow(nullptr)
@@ -152,6 +154,7 @@ void CCodeWindow::OnHostMessage(wxCommandEvent& event)
 			Update();
 			if (codeview) codeview->Center(PC);
 			if (m_RegisterWindow) m_RegisterWindow->NotifyUpdate();
+			if (m_WatchWindow) m_WatchWindow->NotifyUpdate();
 			break;
 
 		case IDM_UPDATEBREAKPOINTS:

Source/Core/DolphinWX/Debugger/CodeWindow.h

@@ -19,6 +19,7 @@
 
 class CFrame;
 class CRegisterWindow;
+class CWatchWindow;
 class CBreakPointWindow;
 class CMemoryWindow;
 class CJitWindow;
@@ -35,111 +36,113 @@ class wxMenuBar;
 class CCodeWindow : public wxPanel
 {
 public:
-	CCodeWindow(const SCoreStartupParameter& _LocalCoreStartupParameter,
-	            CFrame * parent,
-	            wxWindowID id = wxID_ANY,
-	            const wxPoint& pos = wxDefaultPosition,
-	            const wxSize& size = wxDefaultSize,
-	            long style = wxTAB_TRAVERSAL | wxBORDER_NONE,
+		CCodeWindow(const SCoreStartupParameter& _LocalCoreStartupParameter,
+			CFrame * parent,
+			wxWindowID id = wxID_ANY,
+			const wxPoint& pos = wxDefaultPosition,
+			const wxSize& size = wxDefaultSize,
+			long style = wxTAB_TRAVERSAL | wxBORDER_NONE,
 	            const wxString& name = _("Code"));
 
-	void Load();
-	void Save();
+		void Load();
+		void Save();
 
-	// Parent interaction
-	CFrame *Parent;
-	wxMenuBar * GetMenuBar();
-	wxToolBar * GetToolBar();
-	wxBitmap m_Bitmaps[ToolbarDebugBitmapMax];
+		// Parent interaction
+		CFrame *Parent;
+		wxMenuBar * GetMenuBar();
+		wxToolBar * GetToolBar();
+		wxBitmap m_Bitmaps[ToolbarDebugBitmapMax];
 
-	bool UseInterpreter();
-	bool BootToPause();
-	bool AutomaticStart();
-	bool JITNoBlockCache();
-	bool JITNoBlockLinking();
-	bool JumpToAddress(u32 address);
+		bool UseInterpreter();
+		bool BootToPause();
+		bool AutomaticStart();
+		bool JITNoBlockCache();
+		bool JITNoBlockLinking();
+		bool JumpToAddress(u32 address);
 
-	void Update() override;
-	void NotifyMapLoaded();
-	void CreateMenu(const SCoreStartupParameter& _LocalCoreStartupParameter, wxMenuBar *pMenuBar);
-	void CreateMenuOptions(wxMenu *pMenu);
-	void CreateMenuSymbols(wxMenuBar *pMenuBar);
-	void RecreateToolbar(wxToolBar*);
-	void PopulateToolbar(wxToolBar* toolBar);
-	void UpdateButtonStates();
-	void OpenPages();
-	void UpdateManager();
+		void Update() override;
+		void NotifyMapLoaded();
+		void CreateMenu(const SCoreStartupParameter& _LocalCoreStartupParameter, wxMenuBar *pMenuBar);
+		void CreateMenuOptions(wxMenu *pMenu);
+		void CreateMenuSymbols(wxMenuBar *pMenuBar);
+		void RecreateToolbar(wxToolBar*);
+		void PopulateToolbar(wxToolBar* toolBar);
+		void UpdateButtonStates();
+		void OpenPages();
+		void UpdateManager();
 
-	// Menu bar
-	// -------------------
-	void OnCPUMode(wxCommandEvent& event); // CPU Mode menu
-	void OnJITOff(wxCommandEvent& event);
+		// Menu bar
+		// -------------------
+		void OnCPUMode(wxCommandEvent& event); // CPU Mode menu
+		void OnJITOff(wxCommandEvent& event);
 
-	void ToggleCodeWindow(bool bShow);
-	void ToggleRegisterWindow(bool bShow);
-	void ToggleBreakPointWindow(bool bShow);
-	void ToggleMemoryWindow(bool bShow);
-	void ToggleJitWindow(bool bShow);
-	void ToggleSoundWindow(bool bShow);
-	void ToggleVideoWindow(bool bShow);
+		void ToggleCodeWindow(bool bShow);
+		void ToggleRegisterWindow(bool bShow);
+		void ToggleWatchWindow(bool bShow);
+		void ToggleBreakPointWindow(bool bShow);
+		void ToggleMemoryWindow(bool bShow);
+		void ToggleJitWindow(bool bShow);
+		void ToggleSoundWindow(bool bShow);
+		void ToggleVideoWindow(bool bShow);
 
-	void OnChangeFont(wxCommandEvent& event);
+		void OnChangeFont(wxCommandEvent& event);
 
-	void OnCodeStep(wxCommandEvent& event);
-	void OnAddrBoxChange(wxCommandEvent& event);
-	void OnSymbolsMenu(wxCommandEvent& event);
-	void OnJitMenu(wxCommandEvent& event);
-	void OnProfilerMenu(wxCommandEvent& event);
+		void OnCodeStep(wxCommandEvent& event);
+		void OnAddrBoxChange(wxCommandEvent& event);
+		void OnSymbolsMenu(wxCommandEvent& event);
+		void OnJitMenu(wxCommandEvent& event);
+		void OnProfilerMenu(wxCommandEvent& event);
 
-	// Sub dialogs
-	CRegisterWindow* m_RegisterWindow;
-	CBreakPointWindow* m_BreakpointWindow;
-	CMemoryWindow* m_MemoryWindow;
-	CJitWindow* m_JitWindow;
-	DSPDebuggerLLE* m_SoundWindow;
-	GFXDebuggerPanel* m_VideoWindow;
+		// Sub dialogs
+		CRegisterWindow* m_RegisterWindow;
+		CWatchWindow* m_WatchWindow;
+		CBreakPointWindow* m_BreakpointWindow;
+		CMemoryWindow* m_MemoryWindow;
+		CJitWindow* m_JitWindow;
+		DSPDebuggerLLE* m_SoundWindow;
+		GFXDebuggerPanel* m_VideoWindow;
 
-	// Settings
-	bool bAutomaticStart; bool bBootToPause;
-	bool bShowOnStart[IDM_VIDEOWINDOW - IDM_LOGWINDOW + 1];
-	int iNbAffiliation[IDM_CODEWINDOW - IDM_LOGWINDOW + 1];
+		// Settings
+		bool bAutomaticStart; bool bBootToPause;
+		bool bShowOnStart[IDM_VIDEOWINDOW - IDM_LOGWINDOW + 1];
+		int iNbAffiliation[IDM_CODEWINDOW - IDM_LOGWINDOW + 1];
 
 private:
-	enum
-	{
-		// Debugger GUI Objects
-		ID_CODEVIEW,
-		ID_CALLSTACKLIST,
-		ID_CALLERSLIST,
-		ID_CALLSLIST,
-		ID_SYMBOLLIST
-	};
+		enum
+		{
+			// Debugger GUI Objects
+			ID_CODEVIEW,
+			ID_CALLSTACKLIST,
+			ID_CALLERSLIST,
+			ID_CALLSLIST,
+			ID_SYMBOLLIST
+		};
 
-	void OnSymbolListChange(wxCommandEvent& event);
-	void OnSymbolListContextMenu(wxContextMenuEvent& event);
-	void OnCallstackListChange(wxCommandEvent& event);
-	void OnCallersListChange(wxCommandEvent& event);
-	void OnCallsListChange(wxCommandEvent& event);
-	void OnCodeViewChange(wxCommandEvent &event);
-	void OnHostMessage(wxCommandEvent& event);
+		void OnSymbolListChange(wxCommandEvent& event);
+		void OnSymbolListContextMenu(wxContextMenuEvent& event);
+		void OnCallstackListChange(wxCommandEvent& event);
+		void OnCallersListChange(wxCommandEvent& event);
+		void OnCallsListChange(wxCommandEvent& event);
+		void OnCodeViewChange(wxCommandEvent &event);
+		void OnHostMessage(wxCommandEvent& event);
 
-	// Debugger functions
-	void SingleStep();
-	void StepOver();
-	void StepOut();
-	void ToggleBreakpoint();
+		// Debugger functions
+		void SingleStep();
+		void StepOver();
+		void StepOut();
+		void ToggleBreakpoint();
 
-	void UpdateLists();
-	void UpdateCallstack();
+		void UpdateLists();
+		void UpdateCallstack();
 
-	void InitBitmaps();
+		void InitBitmaps();
 
-	CCodeView* codeview;
-	wxListBox* callstack;
-	wxListBox* symbols;
-	wxListBox* callers;
-	wxListBox* calls;
-	Common::Event sync_event;
+		CCodeView* codeview;
+		wxListBox* callstack;
+		wxListBox* symbols;
+		wxListBox* callers;
+		wxListBox* calls;
+		Common::Event sync_event;
 
-	DECLARE_EVENT_TABLE()
+		DECLARE_EVENT_TABLE()
 };

Source/Core/DolphinWX/Debugger/CodeWindowFunctions.cpp

@@ -51,6 +51,7 @@
 #include "DolphinWX/Debugger/JitWindow.h"
 #include "DolphinWX/Debugger/MemoryWindow.h"
 #include "DolphinWX/Debugger/RegisterWindow.h"
+#include "DolphinWX/Debugger/WatchWindow.h"
 
 
 // Save and load settings
@@ -421,6 +422,8 @@ void CCodeWindow::OpenPages()
 		Parent->ToggleLogConfigWindow(true);
 	if (bShowOnStart[IDM_REGISTERWINDOW - IDM_LOGWINDOW])
 		ToggleRegisterWindow(true);
+	if (bShowOnStart[IDM_WATCHWINDOW - IDM_LOGWINDOW])
+		ToggleWatchWindow(true);
 	if (bShowOnStart[IDM_BREAKPOINTWINDOW - IDM_LOGWINDOW])
 		ToggleBreakPointWindow(true);
 	if (bShowOnStart[IDM_MEMORYWINDOW - IDM_LOGWINDOW])
@@ -461,6 +464,24 @@ void CCodeWindow::ToggleRegisterWindow(bool bShow)
 	}
 }
 
+void CCodeWindow::ToggleWatchWindow(bool bShow)
+{
+	GetMenuBar()->FindItem(IDM_WATCHWINDOW)->Check(bShow);
+	if (bShow)
+	{
+		if (!m_WatchWindow)
+			m_WatchWindow = new CWatchWindow(Parent, IDM_WATCHWINDOW);
+		Parent->DoAddPage(m_WatchWindow,
+		        iNbAffiliation[IDM_WATCHWINDOW - IDM_LOGWINDOW],
+		        Parent->bFloatWindow[IDM_WATCHWINDOW - IDM_LOGWINDOW]);
+	}
+	else // Close
+	{
+		Parent->DoRemovePage(m_WatchWindow, false);
+		m_WatchWindow = nullptr;
+	}
+}
+
 void CCodeWindow::ToggleBreakPointWindow(bool bShow)
 {
 	GetMenuBar()->FindItem(IDM_BREAKPOINTWINDOW)->Check(bShow);

Source/Core/DolphinWX/Debugger/MemoryView.cpp

@@ -38,6 +38,7 @@ enum
 	IDM_COPYCODE,
 	IDM_RUNTOHERE,
 	IDM_DYNARECRESULTS,
+	IDM_WATCHADDRESS,
 	IDM_TOGGLEMEMORY,
 	IDM_VIEWASFP,
 	IDM_VIEWASASCII,
@@ -180,6 +181,11 @@ void CMemoryView::OnPopupMenu(wxCommandEvent& event)
 			break;
 #endif
 
+		case IDM_WATCHADDRESS:
+			debugger->AddWatch(selection);
+			Refresh();
+			break;
+
 		case IDM_TOGGLEMEMORY:
 			memory ^= 1;
 			Refresh();
@@ -215,6 +221,7 @@ void CMemoryView::OnMouseDownR(wxMouseEvent& event)
 	menu->Append(IDM_COPYADDRESS, _("Copy &address"));
 	menu->Append(IDM_COPYHEX, _("Copy &hex"));
 #endif
+	menu->Append(IDM_WATCHADDRESS, _("Add to &watch"));
 	menu->Append(IDM_TOGGLEMEMORY, _("Toggle &memory"));
 
 	wxMenu* viewAsSubMenu = new wxMenu;

Source/Core/DolphinWX/Debugger/WatchView.cpp

@@ -0,0 +1,212 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#include <wx/chartype.h>
+#include <wx/colour.h>
+#include <wx/defs.h>
+#include <wx/grid.h>
+#include <wx/string.h>
+#include <wx/windowid.h>
+
+#include "Common/GekkoDisassembler.h"
+#include "Core/HW/Memmap.h"
+#include "Core/PowerPC/PowerPC.h"
+#include "DolphinWX/WxUtils.h"
+#include "DolphinWX/Debugger/DebuggerUIUtil.h"
+#include "DolphinWX/Debugger/WatchView.h"
+
+class wxWindow;
+
+static std::string GetWatchName(int count)
+{
+	return PowerPC::watches.GetWatches().at(count - 1).name;
+}
+
+static u32 GetWatchAddr(int count)
+{
+	return PowerPC::watches.GetWatches().at(count - 1).iAddress;
+}
+
+static u32 GetWatchValue(int count)
+{
+	return Memory::ReadUnchecked_U32(GetWatchAddr(count));
+}
+
+static void AddWatchAddr(int count, u32 value)
+{
+	PowerPC::watches.Add(value);
+}
+
+static void UpdateWatchAddr(int count, u32 value)
+{
+	PowerPC::watches.Update(count - 1, value);
+}
+
+static void SetWatchName(int count, std::string value)
+{
+	PowerPC::watches.UpdateName(count - 1, value);
+}
+
+static void SetWatchValue(int count, u32 value)
+{
+	Memory::WriteUnchecked_U32(value, GetWatchAddr(count));
+}
+
+wxString CWatchTable::GetValue(int row, int col)
+{
+	if (row == 0)
+	{
+		// Column Labels
+		switch (col)
+		{
+		case 0: return wxString::Format("Label");
+		case 1: return wxString::Format("Addr");
+		case 2: return wxString::Format("Hex");
+		case 3: return wxString::Format("Dec");
+		case 4: return wxString::Format("Str");
+		default: return wxEmptyString;
+		}
+	}
+	else if (row <= PowerPC::watches.GetWatches().size())
+	{
+		if (PowerPC::GetState() != PowerPC::CPU_POWERDOWN)
+		{
+			switch (col)
+			{
+			case 0: return wxString::Format("%s", GetWatchName(row));
+			case 1: return wxString::Format("%08x", GetWatchAddr(row));
+			case 2: return wxString::Format("%08x", GetWatchValue(row));
+			case 3: return wxString::Format("%lu", GetWatchValue(row));
+			case 4:
+			{
+				u32 addr = GetWatchAddr(row);
+				if (Memory::IsRAMAddress(addr))
+					return  Memory::GetString(addr, 32).c_str();
+				else
+					return wxEmptyString;
+			}
+			default: return wxEmptyString;
+			}
+		}
+	}
+	return wxEmptyString;
+}
+
+void CWatchTable::SetValue(int row, int col, const wxString& strNewVal)
+{
+	u32 newVal = 0;
+	if (col == 0 || TryParse("0x" + WxStrToStr(strNewVal), &newVal))
+	{
+		if (row > 0)
+		{
+			switch (col)
+			{
+			case 0:
+			{
+				SetWatchName(row, std::string(WxStrToStr(strNewVal)));
+				break;
+			}
+			case 1:
+			{
+				if (row > (int)PowerPC::watches.GetWatches().size())
+				{
+					AddWatchAddr(row, newVal);
+					row = (int)PowerPC::watches.GetWatches().size();
+				}
+				else
+				{
+					UpdateWatchAddr(row, newVal);
+				}
+				break;
+			}
+			case 2:
+			{
+				SetWatchValue(row, newVal);
+				break;
+			}
+			default:
+				break;
+			}
+		}
+	}
+}
+
+void CWatchTable::UpdateWatch()
+{
+	for (int i = 0; i < (int)PowerPC::watches.GetWatches().size(); ++i)
+	{
+		m_CachedWatchHasChanged[i] = (m_CachedWatch[i] != GetWatchValue(i + 1));
+		m_CachedWatch[i] = GetWatchValue(i + 1);
+	}
+}
+
+wxGridCellAttr *CWatchTable::GetAttr(int row, int col, wxGridCellAttr::wxAttrKind)
+{
+	wxGridCellAttr *attr = new wxGridCellAttr();
+
+	attr->SetBackgroundColour(*wxWHITE);
+	attr->SetFont(DebuggerFont);
+
+	switch (col)
+	{
+	case 1:
+		attr->SetAlignment(wxALIGN_LEFT, wxALIGN_CENTER);
+		break;
+	case 3:
+	case 4:
+		attr->SetAlignment(wxALIGN_LEFT, wxALIGN_CENTER);
+		break;
+	default:
+		attr->SetAlignment(wxALIGN_LEFT, wxALIGN_CENTER);
+		break;
+	}
+
+	if (row == 0)
+	{
+		attr->SetReadOnly(true);
+		attr->SetBackgroundColour(*wxBLACK);
+		attr->SetTextColour(*wxWHITE);
+	}
+	else
+	{
+		bool red = false;
+		switch (col)
+		{
+		case 1: red = m_CachedWatchHasChanged[row]; break;
+		}
+
+		attr->SetTextColour(red ? *wxRED : *wxBLACK);
+
+		if (row > (int)(PowerPC::watches.GetWatches().size() + 1))
+		{
+			attr->SetReadOnly(true);
+			attr->SetBackgroundColour(*wxLIGHT_GREY);
+		}
+	}
+	attr->IncRef();
+	return attr;
+}
+
+CWatchView::CWatchView(wxWindow *parent, wxWindowID id)
+	: wxGrid(parent, id)
+{
+	SetTable(new CWatchTable(), false);
+	SetRowLabelSize(0);
+	SetColLabelSize(0);
+	DisableDragRowSize();
+
+	if (PowerPC::GetState() != PowerPC::CPU_POWERDOWN)
+	{
+		AutoSizeColumns();
+	}
+}
+
+void CWatchView::Update()
+{
+	if (PowerPC::GetState() != PowerPC::CPU_POWERDOWN)
+	{
+		ForceRefresh();
+		((CWatchTable *)GetTable())->UpdateWatch();
+	}
+}

Source/Core/DolphinWX/Debugger/WatchView.h

@@ -0,0 +1,50 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <array>
+#include <string>
+#include <wx/defs.h>
+#include <wx/grid.h>
+#include <wx/string.h>
+#include <wx/windowid.h>
+
+#include "Common/CommonTypes.h"
+
+class wxWindow;
+
+class CWatchTable : public wxGridTableBase
+{
+	enum
+	{
+		NUM_SPECIALS = 1,
+		MAX_SPECIALS = 256,
+	};
+
+public:
+	CWatchTable()
+	{
+	}
+
+	int GetNumberCols() override { return 5; }
+	int GetNumberRows() override { return MAX_SPECIALS; }
+	wxString GetValue(int row, int col) override;
+	void SetValue(int row, int col, const wxString &) override;
+	wxGridCellAttr *GetAttr(int, int, wxGridCellAttr::wxAttrKind) override;
+	void UpdateWatch();
+
+private:
+	std::array<u32, MAX_SPECIALS> m_CachedWatch;
+	std::array<bool, MAX_SPECIALS> m_CachedWatchHasChanged;
+
+	DECLARE_NO_COPY_CLASS(CWatchTable);
+};
+
+class CWatchView : public wxGrid
+{
+public:
+	CWatchView(wxWindow* parent, wxWindowID id);
+	void Update() override;
+};

Source/Core/DolphinWX/Debugger/WatchWindow.cpp

@@ -0,0 +1,46 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#include <cstddef>
+#include <wx/defs.h>
+#include <wx/event.h>
+#include <wx/gdicmn.h>
+#include <wx/panel.h>
+#include <wx/sizer.h>
+#include <wx/string.h>
+#include <wx/windowid.h>
+
+#include "DolphinWX/Debugger/WatchView.h"
+#include "DolphinWX/Debugger/WatchWindow.h"
+
+class wxWindow;
+
+BEGIN_EVENT_TABLE(CWatchWindow, wxPanel)
+END_EVENT_TABLE()
+
+
+CWatchWindow::CWatchWindow(wxWindow* parent, wxWindowID id,
+		const wxPoint& position, const wxSize& size,
+		long style, const wxString& name)
+	: wxPanel(parent, id, position, size, style, name)
+	, m_GPRGridView(nullptr)
+{
+	CreateGUIControls();
+}
+
+void CWatchWindow::CreateGUIControls()
+{
+	wxBoxSizer *sGrid = new wxBoxSizer(wxVERTICAL);
+	m_GPRGridView = new CWatchView(this, ID_GPR);
+	sGrid->Add(m_GPRGridView, 1, wxGROW);
+	SetSizer(sGrid);
+
+	NotifyUpdate();
+}
+
+void CWatchWindow::NotifyUpdate()
+{
+	if (m_GPRGridView != nullptr)
+		m_GPRGridView->Update();
+}

Source/Core/DolphinWX/Debugger/WatchWindow.h

@@ -0,0 +1,42 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <wx/defs.h>
+#include <wx/event.h>
+#include <wx/gdicmn.h>
+#include <wx/panel.h>
+#include <wx/string.h>
+#include <wx/translation.h>
+#include <wx/windowid.h>
+
+class CWatchView;
+class wxWindow;
+
+class CWatchWindow
+	: public wxPanel
+{
+public:
+	CWatchWindow(wxWindow* parent,
+			wxWindowID id = wxID_ANY,
+			const wxPoint& pos = wxDefaultPosition,
+			const wxSize& size = wxDefaultSize,
+			long style = wxTAB_TRAVERSAL | wxNO_BORDER,
+			const wxString& name = _("Watch"));
+
+	void NotifyUpdate();
+
+
+private:
+	DECLARE_EVENT_TABLE();
+
+	enum
+	{
+		ID_GPR = 1002
+	};
+
+	CWatchView* m_GPRGridView;
+	void CreateGUIControls();
+};

Source/Core/DolphinWX/DolphinWX.vcxproj

@@ -71,6 +71,8 @@
     <ClCompile Include="Debugger\MemoryWindow.cpp" />
     <ClCompile Include="Debugger\RegisterView.cpp" />
     <ClCompile Include="Debugger\RegisterWindow.cpp" />
+    <ClCompile Include="Debugger\WatchView.cpp" />
+    <ClCompile Include="Debugger\WatchWindow.cpp" />
     <ClCompile Include="FifoPlayerDlg.cpp" />
     <ClCompile Include="Frame.cpp" />
     <ClCompile Include="FrameAui.cpp" />
@@ -124,6 +126,8 @@
     <ClInclude Include="Debugger\MemoryWindow.h" />
     <ClInclude Include="Debugger\RegisterView.h" />
     <ClInclude Include="Debugger\RegisterWindow.h" />
+    <ClInclude Include="Debugger\WatchView.h" />
+    <ClInclude Include="Debugger\WatchWindow.h" />
     <ClInclude Include="FifoPlayerDlg.h" />
     <ClInclude Include="Frame.h" />
     <ClInclude Include="GameListCtrl.h" />

Source/Core/DolphinWX/DolphinWX.vcxproj.filters

@@ -90,6 +90,12 @@
     <ClCompile Include="Debugger\RegisterWindow.cpp">
       <Filter>GUI\Debugger</Filter>
     </ClCompile>
+    <ClCompile Include="Debugger\WatchView.cpp">
+      <Filter>GUI\Debugger</Filter>
+    </ClCompile>
+    <ClCompile Include="Debugger\WatchWindow.cpp">
+      <Filter>GUI\Debugger</Filter>
+    </ClCompile>
     <ClCompile Include="InputConfigDiag.cpp">
       <Filter>GUI\InputConfig</Filter>
     </ClCompile>
@@ -222,6 +228,12 @@
     <ClInclude Include="Debugger\RegisterWindow.h">
       <Filter>GUI\Debugger</Filter>
     </ClInclude>
+    <ClInclude Include="Debugger\WatchView.h">
+      <Filter>GUI\Debugger</Filter>
+    </ClInclude>
+    <ClInclude Include="Debugger\WatchWindow.h">
+      <Filter>GUI\Debugger</Filter>
+    </ClInclude>
     <ClInclude Include="InputConfigDiag.h">
       <Filter>GUI\InputConfig</Filter>
     </ClInclude>
@@ -303,4 +315,4 @@
   <ItemGroup>
     <Image Include="$(CoreDir)..\..\Installer\Dolphin.ico" />
   </ItemGroup>
-</Project>
+</Project>

Source/Core/DolphinWX/FrameAui.cpp

@@ -179,6 +179,9 @@ void CFrame::OnToggleWindow(wxCommandEvent& event)
 		case IDM_REGISTERWINDOW:
 			g_pCodeWindow->ToggleRegisterWindow(bShow);
 			break;
+		case IDM_WATCHWINDOW:
+			g_pCodeWindow->ToggleWatchWindow(bShow);
+			break;
 		case IDM_BREAKPOINTWINDOW:
 			g_pCodeWindow->ToggleBreakPointWindow(bShow);
 			break;
@@ -208,6 +211,7 @@ void CFrame::ClosePages()
 	{
 		g_pCodeWindow->ToggleCodeWindow(false);
 		g_pCodeWindow->ToggleRegisterWindow(false);
+		g_pCodeWindow->ToggleWatchWindow(false);
 		g_pCodeWindow->ToggleBreakPointWindow(false);
 		g_pCodeWindow->ToggleMemoryWindow(false);
 		g_pCodeWindow->ToggleJitWindow(false);
@@ -247,6 +251,8 @@ void CFrame::OnNotebookPageClose(wxAuiNotebookEvent& event)
 		ToggleLogConfigWindow(false);
 	if (Ctrl->GetPage(event.GetSelection())->GetId() == IDM_REGISTERWINDOW)
 		g_pCodeWindow->ToggleRegisterWindow(false);
+	if (Ctrl->GetPage(event.GetSelection())->GetId() == IDM_WATCHWINDOW)
+		g_pCodeWindow->ToggleWatchWindow(false);
 	if (Ctrl->GetPage(event.GetSelection())->GetId() == IDM_BREAKPOINTWINDOW)
 		g_pCodeWindow->ToggleBreakPointWindow(false);
 	if (Ctrl->GetPage(event.GetSelection())->GetId() == IDM_JITWINDOW)

Source/Core/DolphinWX/FrameTools.cpp

@@ -285,6 +285,7 @@ wxMenuBar* CFrame::CreateMenu()
 
 		const wxString MenuText[] = {
 			wxTRANSLATE("&Registers"),
+			wxTRANSLATE("&Watch"),
 			wxTRANSLATE("&Breakpoints"),
 			wxTRANSLATE("&Memory"),
 			wxTRANSLATE("&JIT"),

Source/Core/DolphinWX/Globals.h

@@ -150,6 +150,7 @@ enum
 	IDM_LOGWINDOW,
 	IDM_LOGCONFIGWINDOW,
 	IDM_REGISTERWINDOW,
+	IDM_WATCHWINDOW,
 	IDM_BREAKPOINTWINDOW,
 	IDM_MEMORYWINDOW,
 	IDM_JITWINDOW,