Clear the jit cache when toggling debug stats.

This way we can bypass that check normally, for speed.

UI/EmuScreen.cpp

@@ -41,6 +41,7 @@
 #include "Core/HLE/sceCtrl.h"
 #include "Core/HLE/sceDisplay.h"
 #include "Core/Debugger/SymbolMap.h"
+#include "Core/MIPS/JitCommon/JitCommon.h"
 
 #include "UI/OnScreenDisplay.h"
 #include "UI/ui_atlas.h"
@@ -187,6 +188,11 @@ void EmuScreen::sendMessage(const char *message, const char *value) {
 	else if (!strcmp(message, "gpu dump next frame")) {
 		if (gpu) gpu->DumpNextFrame();
 	}
+	if (!strcmp(message, "clear jit")) {
+		if (MIPSComp::jit) {
+			MIPSComp::jit->ClearCache();
+		}
+	}
 }
 
 //tiltInputCurve implements a smooth deadzone as described here:

UI/GameSettingsScreen.cpp

@@ -37,6 +37,7 @@
 #include "Core/Host.h"
 #include "Core/System.h"
 #include "Core/Reporting.h"
+#include "Core/MIPS/JitCommon/JitCommon.h"
 #include "android/jni/TestRunner.h"
 #include "GPU/GPUInterface.h"
 #include "Common/KeyMap.h"
@@ -58,6 +59,7 @@ void GameSettingsScreen::CreateViews() {
 	GameInfo *info = g_gameInfoCache.GetInfo(gamePath_, true);
 
 	cap60FPS_ = g_Config.iForceMaxEmulatedFPS == 60;
+	showDebugStats_ = g_Config.bShowDebugStats;
 
 	iAlternateSpeedPercent_ = 3;
 	for (int i = 0; i < 8; i++) {
@@ -181,7 +183,7 @@ void GameSettingsScreen::CreateViews() {
 #endif
 	                                  };
 	graphicsSettings->Add(new PopupMultiChoice(&g_Config.iShowFPSCounter, gs->T("Show FPS Counter"), fpsChoices, 0, ARRAY_SIZE(fpsChoices), gs, screenManager()));
-	graphicsSettings->Add(new CheckBox(&g_Config.bShowDebugStats, gs->T("Show Debug Statistics")));
+	graphicsSettings->Add(new CheckBox(&showDebugStats_, gs->T("Show Debug Statistics")));
 
 	// Developer tools are not accessible ingame, so it goes here.
 	graphicsSettings->Add(new ItemHeader(gs->T("Debugging")));
@@ -375,6 +377,13 @@ void GameSettingsScreen::update(InputState &input) {
 	UIScreen::update(input);
 	g_Config.iForceMaxEmulatedFPS = cap60FPS_ ? 60 : 0;
 	g_Config.iFpsLimit = alternateSpeedTable[iAlternateSpeedPercent_];
+	if (g_Config.bShowDebugStats != showDebugStats_) {
+		// This affects the jit.
+		if (MIPSComp::jit) {
+			MIPSComp::jit->ClearCache();
+		}
+		g_Config.bShowDebugStats = showDebugStats_;
+	}
 }
 
 void GameSettingsScreen::sendMessage(const char *message, const char *value) {

UI/GameSettingsScreen.h

@@ -74,6 +74,7 @@ private:
 	bool cap60FPS_;
 	int iAlternateSpeedPercent_;
 	bool enableReports_;
+	bool showDebugStats_;
 };
 
 /*

UI/MainScreen.cpp

@@ -843,22 +843,10 @@ UI::EventReturn GamePauseScreen::OnCwCheat(UI::EventParams &e) {
 	return UI::EVENT_DONE;
 }
 
-UI::EventReturn GamePauseScreen::OnLanguageChange(UI::EventParams &e) {
-	RecreateViews();
-	if (host) {
-		host->UpdateUI();
-	}
-
-	return UI::EVENT_DONE;
-}
-
 void GamePauseScreen::sendMessage(const char *message, const char *value) {
 	// Since the language message isn't allowed to be in native, we have to have add this
 	// to every screen which directly inherits from UIScreen(which are few right now, luckily).
-	I18NCategory *de = GetI18NCategory("Developer");
-	if (!strcmp(message, "language screen")) {
-		auto langScreen = new NewLanguageScreen(de->T("Language"));
-		langScreen->OnChoice.Handle(this, &GamePauseScreen::OnLanguageChange);
-		screenManager()->push(langScreen);
+	if (!strcmp(message, "language")) {
+		screenManager()->RecreateAllViews();
 	}
 }

UI/MiscScreens.cpp

@@ -32,6 +32,7 @@
 #include "UI/MainScreen.h"
 #include "Core/Config.h"
 #include "Core/System.h"
+#include "Core/MIPS/JitCommon/JitCommon.h"
 #include "Core/HLE/sceUtility.h"
 #include "Common/CPUDetect.h"
 
@@ -48,7 +49,6 @@
 #include "gfx_es2/gl_state.h"
 #include "util/random/rng.h"
 
-#include "Core/HLE/sceUtility.h"
 #include "UI/ui_atlas.h"
 
 static const int symbols[4] = {
@@ -94,12 +94,21 @@ void DrawBackground(float alpha) {
 	}
 }
 
+void HandleCommonMessages(const char *message, const char *value, ScreenManager *manager) {
+	if (!strcmp(message, "clear jit")) {
+		if (MIPSComp::jit) {
+			MIPSComp::jit->ClearCache();
+		}
+	}
+}
+
 void UIScreenWithBackground::DrawBackground(UIContext &dc) {
 	::DrawBackground(1.0f);
 	dc.Flush();
 }
 
 void UIScreenWithBackground::sendMessage(const char *message, const char *value) {
+	HandleCommonMessages(message, value, screenManager());
 	I18NCategory *de = GetI18NCategory("Developer");
 	if (!strcmp(message, "language screen")) {
 		auto langScreen = new NewLanguageScreen(de->T("Language"));
@@ -132,6 +141,7 @@ void UIDialogScreenWithBackground::DrawBackground(UIContext &dc) {
 }
 
 void UIDialogScreenWithBackground::sendMessage(const char *message, const char *value) {
+	HandleCommonMessages(message, value, screenManager());
 	I18NCategory *de = GetI18NCategory("Developer");
 	if (!strcmp(message, "language screen")) {
 		auto langScreen = new NewLanguageScreen(de->T("Language"));

Windows/WndMainWindow.cpp

@@ -1255,6 +1255,7 @@ namespace MainWindow
 
 				case ID_DEBUG_SHOWDEBUGSTATISTICS:
 					g_Config.bShowDebugStats = !g_Config.bShowDebugStats;
+					NativeMessageReceived("clear jit", "");
 					break;
 
 				case ID_OPTIONS_HARDWARETRANSFORM: