HAVE_STATIC_CODE_BUFFER has issues if built/linked on a newer version of macOS.

Don't use it for now.
Port the rest of the Obj-C files used by the OpenEmu core to ARC.
2021-01-26 00:08:31 -07:00 · 2021-01-24 20:38:06 -07:00 · 2021-01-24 20:12:31 -07:00 · 2019-12-26 21:19:33 -07:00 · 2019-11-17 20:00:15 +01:00 · 2019-11-17 20:00:15 +01:00
27 changed files with 2920 additions and 382 deletions
@@ -30,8 +30,12 @@
 #include <errno.h>
 #include <unistd.h>
 #include <stddef.h>
+// Apple has become very strict about memory protection!
+// The static code buffer won't work anymore!
+#ifndef __APPLE__
 #define HAVE_STATIC_CODE_BUFFER
 #endif
+#endif

 #include "armcpu.h"
 #include "instructions.h"
@@ -7,6 +7,8 @@
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 /* Begin PBXBuildFile section */
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@@ -15,7 +17,7 @@
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@@ -93,9 +95,9 @@
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+		AB3A656116CC5438001F5D4A /* cocoa_GPU.mm in Sources */ = {isa = PBXBuildFile; fileRef = AB3A656016CC5438001F5D4A /* cocoa_GPU.mm */; settings = {COMPILER_FLAGS = "-fobjc-arc"; }; };
+		AB3A656216CC5438001F5D4A /* cocoa_GPU.mm in Sources */ = {isa = PBXBuildFile; fileRef = AB3A656016CC5438001F5D4A /* cocoa_GPU.mm */; settings = {COMPILER_FLAGS = "-fobjc-arc"; }; };
+		AB3A656316CC5438001F5D4A /* cocoa_GPU.mm in Sources */ = {isa = PBXBuildFile; fileRef = AB3A656016CC5438001F5D4A /* cocoa_GPU.mm */; };
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-		AB58F32D1364F44B0074C376 /* cocoa_file.mm in Sources */ = {isa = PBXBuildFile; fileRef = AB58F32C1364F44B0074C376 /* cocoa_file.mm */; };
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-		AB796D4A15CDCBA200C59155 /* cocoa_cheat.mm in Sources */ = {isa = PBXBuildFile; fileRef = ABA6574A14511EC90077E5E9 /* cocoa_cheat.mm */; };
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-		AB796D4F15CDCBA200C59155 /* cocoa_input.mm in Sources */ = {isa = PBXBuildFile; fileRef = ABD104111346652500AF11D1 /* cocoa_input.mm */; };
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-		AB796D5215CDCBA200C59155 /* cocoa_rom.mm in Sources */ = {isa = PBXBuildFile; fileRef = ABD104131346652500AF11D1 /* cocoa_rom.mm */; };
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-		AB8F3CD71A53AC2600A80BF6 /* cocoa_cheat.mm in Sources */ = {isa = PBXBuildFile; fileRef = ABA6574A14511EC90077E5E9 /* cocoa_cheat.mm */; };
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-		AB8F3CDB1A53AC2600A80BF6 /* cocoa_input.mm in Sources */ = {isa = PBXBuildFile; fileRef = ABD104111346652500AF11D1 /* cocoa_input.mm */; };
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-		AB8F3D151A53AC2600A80BF6 /* cocoa_GPU.mm in Sources */ = {isa = PBXBuildFile; fileRef = AB3A656016CC5438001F5D4A /* cocoa_GPU.mm */; };
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-		ABA6574B14511EC90077E5E9 /* cocoa_cheat.mm in Sources */ = {isa = PBXBuildFile; fileRef = ABA6574A14511EC90077E5E9 /* cocoa_cheat.mm */; };
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-		ABD1041C1346652500AF11D1 /* cocoa_input.mm in Sources */ = {isa = PBXBuildFile; fileRef = ABD104111346652500AF11D1 /* cocoa_input.mm */; };
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-		ABD1041E1346652500AF11D1 /* cocoa_rom.mm in Sources */ = {isa = PBXBuildFile; fileRef = ABD104131346652500AF11D1 /* cocoa_rom.mm */; };
+		ABD1041E1346652500AF11D1 /* cocoa_rom.mm in Sources */ = {isa = PBXBuildFile; fileRef = ABD104131346652500AF11D1 /* cocoa_rom.mm */; settings = {COMPILER_FLAGS = "-fobjc-arc"; }; };
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 /* End PBXBuildFile section */

 /* Begin PBXFileReference section */
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+		55653DA625BE6D68001C3B62 /* arm_jit.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = arm_jit.cpp; sourceTree = "<group>"; };
+		55653DA725BE6D68001C3B62 /* arm_gen.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = arm_gen.h; sourceTree = "<group>"; };
+		55653DA825BE6D68001C3B62 /* arm_gen.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = arm_gen.cpp; sourceTree = "<group>"; };
+		55653DA925BE6D68001C3B62 /* reg_manager.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = reg_manager.h; sourceTree = "<group>"; };
 		8D1107310486CEB800E47090 /* Info.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		8D1107320486CEB800E47090 /* DeSmuME.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = DeSmuME.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		AB0038A61872A96700B0B055 /* Image_PaddleController.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; name = Image_PaddleController.png; path = images/Image_PaddleController.png; sourceTree = "<group>"; };
@@ -1667,8 +1645,11 @@
 				29B97317FDCFA39411CA2CEA /* Resources */,
 				AB407F381A620D6E00313213 /* OptimizationProfiles */,
 			);
+			indentWidth = 4;
 			name = DeSmuME;
 			sourceTree = "<group>";
+			tabWidth = 4;
+			usesTabs = 1;
 		};
 		29B97315FDCFA39411CA2CEA /* Other Sources */ = {
 			isa = PBXGroup;
@@ -1712,6 +1693,17 @@
 			name = Frameworks;
 			sourceTree = "<group>";
 		};
+		55653DA525BE6D68001C3B62 /* arm_arm */ = {
+			isa = PBXGroup;
+			children = (
+				55653DA625BE6D68001C3B62 /* arm_jit.cpp */,
+				55653DA725BE6D68001C3B62 /* arm_gen.h */,
+				55653DA825BE6D68001C3B62 /* arm_gen.cpp */,
+				55653DA925BE6D68001C3B62 /* reg_manager.h */,
+			);
+			path = arm_arm;
+			sourceTree = "<group>";
+		};
 		AB3ACB6514C2361100D7D192 /* userinterface */ = {
 			isa = PBXGroup;
 			children = (
@@ -1865,6 +1857,8 @@
 				ABB3C6401501BB8300E0C22E /* OESoundInterface.mm */,
 				ABB3C63B1501BB8300E0C22E /* DeSmuME_Prefix_OpenEmu.pch */,
 				ABB3C63C1501BB8300E0C22E /* Info (OpenEmu Plug-in).plist */,
+				057577C7236A6B6900254B6A /* coreaudiosound_null.cpp */,
+				55653D9725BE6CA8001C3B62 /* jit-cross.cpp */,
 			);
 			path = openemu;
 			sourceTree = "<group>";
@@ -2110,6 +2104,7 @@
 		ABD1FF1C1345ACBF00AF11D1 /* utils */ = {
 			isa = PBXGroup;
 			children = (
+				55653DA525BE6D68001C3B62 /* arm_arm */,
 				AB796D7415CDD20E00C59155 /* AsmJit */,
 				ABD1FF211345ACBF00AF11D1 /* decrypt */,
 				ABD1FF2E1345ACBF00AF11D1 /* libfat */,
@@ -3367,6 +3362,7 @@
 				AB9038B417C5ED2200F410BD /* slot1_retail_mcrom.cpp in Sources */,
 				ABB3C6791501C04F00E0C22E /* slot1_r4.cpp in Sources */,
 				ABB3C67A1501C04F00E0C22E /* slot1_retail_nand.cpp in Sources */,
+				55653D9825BE6CA8001C3B62 /* jit-cross.cpp in Sources */,
 				ABB3C67C1501C04F00E0C22E /* slot2_expMemory.cpp in Sources */,
 				ABB3C67D1501C04F00E0C22E /* slot2_gbagame.cpp in Sources */,
 				ABB3C67E1501C04F00E0C22E /* slot2_guitarGrip.cpp in Sources */,
@@ -3377,7 +3373,6 @@
 				ABB3C6821501C04F00E0C22E /* slot2_piano.cpp in Sources */,
 				ABB3C6831501C04F00E0C22E /* slot2_rumblepak.cpp in Sources */,
 				ABB3C6841501C04F00E0C22E /* 2xsai.cpp in Sources */,
-				ABC503B01AAC42C2002FCD43 /* coreaudiosound.cpp in Sources */,
 				ABB3C6851501C04F00E0C22E /* bilinear.cpp in Sources */,
 				ABB3C6861501C04F00E0C22E /* epx.cpp in Sources */,
 				ABB3C6871501C04F00E0C22E /* hq2x.cpp in Sources */,
@@ -3389,6 +3384,7 @@
 				ABB3C68D1501C04F00E0C22E /* FIFOSampleBuffer.cpp in Sources */,
 				AB9038A817C5ECFD00F410BD /* advanscene.cpp in Sources */,
 				ABB3C68E1501C04F00E0C22E /* FIRFilter.cpp in Sources */,
+				057577C9236A6B6900254B6A /* coreaudiosound_null.cpp in Sources */,
 				ABB3C68F1501C04F00E0C22E /* mmx_optimized.cpp in Sources */,
 				ABB3C6901501C04F00E0C22E /* RateTransposer.cpp in Sources */,
 				ABB3C6911501C04F00E0C22E /* SoundTouch.cpp in Sources */,
@@ -3469,35 +3465,6 @@
 				ABE9EEEA1501C6EB00D3FB19 /* cocoa_firmware.mm in Sources */,
 				AB1949DB15034F900098793E /* OESoundInterface.mm in Sources */,
 				AB796C9F15CDCB0F00C59155 /* arm_jit.cpp in Sources */,
-				AB40562C169F5DBB0016AC3E /* assembler.cpp in Sources */,
-				AB40562F169F5DBB0016AC3E /* assert.cpp in Sources */,
-				AB405632169F5DBB0016AC3E /* buffer.cpp in Sources */,
-				AB405635169F5DBB0016AC3E /* compiler.cpp in Sources */,
-				AB405638169F5DBB0016AC3E /* compilercontext.cpp in Sources */,
-				AB40563B169F5DBB0016AC3E /* compilerfunc.cpp in Sources */,
-				AB40563E169F5DBB0016AC3E /* compileritem.cpp in Sources */,
-				AB405641169F5DBB0016AC3E /* context.cpp in Sources */,
-				AB405644169F5DBB0016AC3E /* cpuinfo.cpp in Sources */,
-				AB405647169F5DBB0016AC3E /* defs.cpp in Sources */,
-				AB40564A169F5DBB0016AC3E /* func.cpp in Sources */,
-				AB40564D169F5DBB0016AC3E /* logger.cpp in Sources */,
-				AB405650169F5DBB0016AC3E /* memorymanager.cpp in Sources */,
-				AB405653169F5DBB0016AC3E /* memorymarker.cpp in Sources */,
-				AB405656169F5DBB0016AC3E /* operand.cpp in Sources */,
-				AB405659169F5DBB0016AC3E /* stringbuilder.cpp in Sources */,
-				AB40565C169F5DBB0016AC3E /* stringutil.cpp in Sources */,
-				AB40565F169F5DBB0016AC3E /* virtualmemory.cpp in Sources */,
-				AB405662169F5DBB0016AC3E /* zonememory.cpp in Sources */,
-				AB40567A169F5DCC0016AC3E /* x86assembler.cpp in Sources */,
-				AB40567D169F5DCC0016AC3E /* x86compiler.cpp in Sources */,
-				AB405680169F5DCC0016AC3E /* x86compilercontext.cpp in Sources */,
-				AB405683169F5DCC0016AC3E /* x86compilerfunc.cpp in Sources */,
-				AB405686169F5DCC0016AC3E /* x86compileritem.cpp in Sources */,
-				AB405689169F5DCC0016AC3E /* x86cpuinfo.cpp in Sources */,
-				AB40568C169F5DCC0016AC3E /* x86defs.cpp in Sources */,
-				AB40568F169F5DCC0016AC3E /* x86func.cpp in Sources */,
-				AB405692169F5DCC0016AC3E /* x86operand.cpp in Sources */,
-				AB405695169F5DCC0016AC3E /* x86util.cpp in Sources */,
 				AB68A0DD16B139BC00DE0546 /* OGLRender_3_2.cpp in Sources */,
 				AB9038B717C5ED2200F410BD /* slot1comp_mc.cpp in Sources */,
 				AB3A656316CC5438001F5D4A /* cocoa_GPU.mm in Sources */,
@@ -3604,6 +3571,8 @@
 				GCC_PREFIX_HEADER = openemu/DeSmuME_Prefix_OpenEmu.pch;
 				INFOPLIST_FILE = "openemu/Info (OpenEmu Plug-in).plist";
 				MACOSX_DEPLOYMENT_TARGET = 10.11;
+				"MACOSX_DEPLOYMENT_TARGET[arch=arm64]" = 11.0;
+				PRODUCT_BUNDLE_IDENTIFIER = org.openemu.desmume;
 				PRODUCT_NAME = DeSmuME;
 				WRAPPER_EXTENSION = oecoreplugin;
 			};
@@ -3623,6 +3592,8 @@
 				INFOPLIST_FILE = "openemu/Info (OpenEmu Plug-in).plist";
 				LLVM_LTO = YES;
 				MACOSX_DEPLOYMENT_TARGET = 10.11;
+				"MACOSX_DEPLOYMENT_TARGET[arch=arm64]" = 11.0;
+				PRODUCT_BUNDLE_IDENTIFIER = org.openemu.desmume;
 				PRODUCT_NAME = DeSmuME;
 				WRAPPER_EXTENSION = oecoreplugin;
 			};
@@ -109,8 +109,6 @@ GPU3DInterface *core3DList[] = {
 {
 	NDS_3D_ChangeCore(CORE3DLIST_NULL);
 	DestroyOpenGLRenderer();
-	
-	[super dealloc];
 }

 - (void) setGpuStateFlags:(UInt32)flags
@@ -43,30 +43,30 @@ class CHEATSEARCH;
 	pthread_mutex_t mutexData;
 	
 	CocoaDSCheatItem *workingCopy;
-	CocoaDSCheatItem *parent;
+	CocoaDSCheatItem *__weak parent;
 }

@property (assign) CHEATS_LIST *data;
@property (assign) BOOL willAdd;
@property (assign, nonatomic) BOOL enabled;
@property (assign, nonatomic) NSInteger cheatType;
-@property (assign, nonatomic) NSImage *cheatTypeIcon;
+@property (strong, nonatomic) NSImage *cheatTypeIcon;
@property (assign, nonatomic) BOOL isSupportedCheatType;
@property (assign, nonatomic) NSInteger freezeType;
-@property (assign, nonatomic) NSString *description;
+@property (copy, nonatomic) NSString *description;
@property (assign, nonatomic) NSUInteger codeCount;
-@property (assign, nonatomic) NSString *code;
+@property (copy, nonatomic) NSString *code;
@property (assign, nonatomic) UInt8 bytes;
@property (assign, nonatomic) UInt32 memAddress;
-@property (assign, nonatomic) NSString *memAddressString;
-@property (assign, nonatomic) NSString *memAddressSixDigitString;
+@property (copy, nonatomic) NSString *memAddressString;
+@property (copy, nonatomic) NSString *memAddressSixDigitString;
@property (assign, nonatomic) SInt64 value;
-@property (readonly) CocoaDSCheatItem *workingCopy;
-@property (assign) CocoaDSCheatItem *parent;
+@property (readonly, strong) CocoaDSCheatItem *workingCopy;
+@property (weak) CocoaDSCheatItem *parent;

 - (id) initWithCheatData:(CHEATS_LIST *)cheatData;
 - (BOOL) retainData;
- (char *) descriptionCString;
+@property (readonly) char *descriptionCString NS_RETURNS_INNER_POINTER;
 - (void) update;
 - (CocoaDSCheatItem *) createWorkingCopy;
 - (void) destroyWorkingCopy;
@@ -75,12 +75,9 @@ class CHEATSEARCH;
 - (void) setDataWithDictionary:(NSDictionary *)dataDict;
 - (NSDictionary *) dataDictionary;

-+ (void) setIconInternalCheat:(NSImage *)iconImage;
-+ (NSImage *) iconInternalCheat;
-+ (void) setIconActionReplay:(NSImage *)iconImage;
-+ (NSImage *) iconActionReplay;
-+ (void) setIconCodeBreaker:(NSImage *)iconImage;
-+ (NSImage *) iconCodeBreaker;
+@property (class, strong) NSImage *iconInternalCheat;
+@property (class, strong) NSImage *iconActionReplay;
+@property (class, strong) NSImage *iconCodeBreaker;

@end

@@ -106,7 +103,7 @@ class CHEATSEARCH;
 }

@property (readonly) CHEATS *listData;
-@property (readonly) NSMutableArray *list;
+@property (readonly, strong) NSMutableArray *list;
@property (assign) pthread_rwlock_t *rwlockCoreExecute;
@property (assign) NSUInteger untitledCount;
@property (copy) NSString *dbTitle;
@@ -145,7 +142,7 @@ class CHEATSEARCH;
 }

@property (readonly) CHEATSEARCH *listData;
-@property (readonly) NSMutableArray *addressList;
+@property (readonly, strong) NSMutableArray<NSDictionary<NSString*,id>*> *addressList;
@property (assign) pthread_rwlock_t *rwlockCoreExecute;
@property (readonly) NSUInteger searchCount;

@@ -155,7 +152,7 @@ class CHEATSEARCH;
 - (void) runComparativeSearchOnThread:(id)object;
 - (void) reset;

-+ (NSMutableArray *) addressListWithListObject:(CHEATSEARCH *)addressList maxItems:(NSUInteger)maxItemCount;
+ (NSMutableArray<NSDictionary<NSString*,id>*> *) addressListWithListObject:(CHEATSEARCH *)addressList maxItems:(NSUInteger)maxItemCount;

@end

@@ -67,7 +67,6 @@ static NSImage *iconCodeBreaker = nil;
 		internalData = (CHEATS_LIST *)malloc(sizeof(CHEATS_LIST));
 		if (internalData == NULL)
 		{
-			[self release];
 			return nil;
 		}
 		
@@ -105,8 +104,6 @@ static NSImage *iconCodeBreaker = nil;
 	internalData = NULL;
 	
 	pthread_mutex_destroy(&mutexData);
-	
-	[super dealloc];
 }

 - (CHEATS_LIST *) data
@@ -494,11 +491,6 @@ static NSImage *iconCodeBreaker = nil;
 {
 	CocoaDSCheatItem *newWorkingCopy = nil;
 	
-	if (workingCopy != nil)
-	{
-		[workingCopy release];
-	}
-	
 	newWorkingCopy = [[CocoaDSCheatItem alloc] initWithCheatData:self.data];
 	[newWorkingCopy retainData];
 	newWorkingCopy.parent = self;
@@ -509,7 +501,6 @@ static NSImage *iconCodeBreaker = nil;

 - (void) destroyWorkingCopy
 {
-	[workingCopy release];
 	workingCopy = nil;
 }

@@ -695,7 +686,6 @@ static NSImage *iconCodeBreaker = nil;
 		CHEATS *newListData = new CHEATS();
 		if (newListData == nil)
 		{
-			[self release];
 			return nil;
 		}
 		
@@ -709,7 +699,7 @@ static NSImage *iconCodeBreaker = nil;
 	if (fileURL != nil)
 	{
 		listData->init((char *)[[fileURL path] cStringUsingEncoding:NSUTF8StringEncoding]);
-		list = [[CocoaDSCheatManager cheatListWithListObject:listData] retain];
+		list = [CocoaDSCheatManager cheatListWithListObject:listData];
 	}
 	else
 	{
@@ -717,7 +707,6 @@ static NSImage *iconCodeBreaker = nil;
 		if (list == nil)
 		{
 			delete listData;
-			[self release];
 			return nil;
 		}
 	}
@@ -737,7 +726,6 @@ static NSImage *iconCodeBreaker = nil;
 {
 	self.dbTitle = nil;
 	self.dbDate = nil;
-	[list release];
 	delete (CHEATS *)self.listData;
 	
 	if (isUsingDummyRWlock)
@@ -746,8 +734,6 @@ static NSImage *iconCodeBreaker = nil;
 		free(rwlockCoreExecute);
 		rwlockCoreExecute = NULL;
 	}
-	
-	[super dealloc];
 }

 - (void) setRwlockCoreExecute:(pthread_rwlock_t *)theRwlock
@@ -1071,7 +1057,7 @@ static NSImage *iconCodeBreaker = nil;
 	u32 itemCount = cheatList->getSize();
 	for (u32 i = 0; i < itemCount; i++)
 	{
-		[newList addObject:[[[CocoaDSCheatItem alloc] initWithCheatData:cheatList->getItemByIndex(i)] autorelease]];
+		[newList addObject:[[CocoaDSCheatItem alloc] initWithCheatData:cheatList->getItemByIndex(i)]];
 	}
 	
 	return newList;
@@ -1092,7 +1078,7 @@ static NSImage *iconCodeBreaker = nil;
 	
 	for (NSUInteger i = 0; i < itemCount; i++)
 	{
-		[newList addObject:[[[CocoaDSCheatItem alloc] initWithCheatData:cheatItemArray + i] autorelease]];
+		[newList addObject:[[CocoaDSCheatItem alloc] initWithCheatData:cheatItemArray + i]];
 	}
 	
 	return newList;
@@ -1142,7 +1128,6 @@ static NSImage *iconCodeBreaker = nil;
 	CHEATSEARCH *newListData = new CHEATSEARCH();
 	if (newListData == nil)
 	{
-		[self release];
 		return nil;
 	}
 	
@@ -1163,7 +1148,6 @@ static NSImage *iconCodeBreaker = nil;
 	self.listData->close();
 	pthread_rwlock_unlock(self.rwlockCoreExecute);
 	
-	[addressList release];
 	delete (CHEATSEARCH *)self.listData;
 	
 	if (isUsingDummyRWlock)
@@ -1172,8 +1156,6 @@ static NSImage *iconCodeBreaker = nil;
 		free(rwlockCoreExecute);
 		rwlockCoreExecute = NULL;
 	}
-	
-	[super dealloc];
 }

 - (void) setRwlockCoreExecute:(pthread_rwlock_t *)theRwlock
@@ -1225,10 +1207,9 @@ static NSImage *iconCodeBreaker = nil;
 	{
 		pthread_rwlock_rdlock(self.rwlockCoreExecute);
 		itemCount = (NSUInteger)self.listData->search((u32)value);
-		NSMutableArray *newAddressList = [[CocoaDSCheatSearch addressListWithListObject:self.listData maxItems:100] retain];
+		NSMutableArray *newAddressList = [CocoaDSCheatSearch addressListWithListObject:self.listData maxItems:100];
 		pthread_rwlock_unlock(self.rwlockCoreExecute);
 		
-		[addressList release];
 		addressList = newAddressList;
 		searchCount++;
 	}
@@ -1263,10 +1244,9 @@ static NSImage *iconCodeBreaker = nil;
 	{
 		pthread_rwlock_rdlock(self.rwlockCoreExecute);
 		itemCount = (NSUInteger)self.listData->search((u8)typeID);
-		NSMutableArray *newAddressList = [[CocoaDSCheatSearch addressListWithListObject:self.listData maxItems:100] retain];
+		NSMutableArray *newAddressList = [CocoaDSCheatSearch addressListWithListObject:self.listData maxItems:100];
 		pthread_rwlock_unlock(self.rwlockCoreExecute);
 		
-		[addressList release];
 		addressList = newAddressList;
 	}

@@ -1293,7 +1273,6 @@ static NSImage *iconCodeBreaker = nil;
 	pthread_rwlock_unlock(self.rwlockCoreExecute);
 	
 	searchCount = 0;
-	[addressList release];
 	addressList = nil;
 }

@@ -1325,7 +1304,7 @@ static NSImage *iconCodeBreaker = nil;
 	{
 		newItem = [NSMutableDictionary dictionaryWithObjectsAndKeys:
 				   [NSString stringWithFormat:@"0x02%06X", address], @"addressString",
-				   [NSNumber numberWithUnsignedInteger:value], @"value",
+				   @(value), @"value",
 				   nil];
 		
 		[newList addObject:newItem];
@@ -24,9 +24,6 @@


@interface CocoaDSFile : NSDocument
-{
-
-}

 + (NSMutableDictionary *) URLDictionary;
 + (void) addURLToURLDictionary:(NSURL *)theURL groupKey:(NSString *)groupKey fileKind:(NSString *)fileKind;
@@ -238,7 +238,6 @@ static NSMutableDictionary *_gURLDictionary = nil;
 			NSString *destinationPath = [[destinationURL path] stringByAppendingPathExtension:@FILE_EXT_ROM_SAVE];
 			NSFileManager *fileManager = [[NSFileManager alloc] init];
 			result = [fileManager copyItemAtPath:[romSaveURL path] toPath:destinationPath error:nil];
-			[fileManager release];
 			break;
 		}
 #endif
@@ -294,7 +293,6 @@ static NSMutableDictionary *_gURLDictionary = nil;
 	
 	NSFileManager *fileManager = [[NSFileManager alloc] init];
 	exists = [fileManager isReadableFileAtPath:romSavePath];
-	[fileManager release];
 	
 	return exists;
 }
@@ -312,7 +310,6 @@ static NSMutableDictionary *_gURLDictionary = nil;
 	
 	NSFileManager *fileManager = [[NSFileManager alloc] init];
 	exists = [fileManager isReadableFileAtPath:romSavePath];
-	[fileManager release];
 	
 	return exists;
 }
@@ -734,7 +731,6 @@ static NSMutableDictionary *_gURLDictionary = nil;
 	
 	NSFileManager *fileManager = [[NSFileManager alloc] init];
 	result = [fileManager fileExistsAtPath:filePath];
-	[fileManager release];
 	
 	return result;
 }
@@ -940,7 +936,6 @@ static NSMutableDictionary *_gURLDictionary = nil;
 	
 	NSFileManager *fileManager = [[NSFileManager alloc] init];
 	exists = [fileManager isReadableFileAtPath:saveStateFilePath];
-	[fileManager release];
 	
 	return exists;
 }
@@ -1122,7 +1117,6 @@ static NSMutableDictionary *_gURLDictionary = nil;
 	result = [fileManager createDirectoryAtPath:tempPath withIntermediateDirectories:YES attributes:nil error:NULL];
 #endif
 	
-	[fileManager release];
 	return result;
 }

@@ -1153,7 +1147,6 @@ static NSMutableDictionary *_gURLDictionary = nil;
 	
 	NSFileManager *fileManager = [[NSFileManager alloc] init];
 	result = [fileManager moveItemAtPath:filePath toPath:newLocationPath error:nil];
-	[fileManager release];
 	
 	return result;
 }
@@ -1178,7 +1171,6 @@ static NSMutableDictionary *_gURLDictionary = nil;
 	
 	NSFileManager *fileManager = [[NSFileManager alloc] init];
 	result = [fileManager copyItemAtPath:filePath toPath:newLocationPath error:nil];
-	[fileManager release];
 	
 	return result;
 }
@@ -1204,14 +1196,12 @@ static NSMutableDictionary *_gURLDictionary = nil;
 	NSArray *fileList = [fileManager contentsOfDirectoryAtPath:directoryPath error:nil];
 	if (fileList == nil)
 	{
-		[fileManager release];
 		return outArray;
 	}
 	
 	outArray = [NSMutableArray arrayWithCapacity:100];
 	if (outArray == nil)
 	{
-		[fileManager release];
 		return outArray;
 	}
 	
@@ -1243,8 +1233,6 @@ static NSMutableDictionary *_gURLDictionary = nil;
 		[outArray addObject:finalDict];
 	}
 	
-	[fileManager release];
-	
 	return outArray;
 }

@@ -46,7 +46,7 @@

@property (assign) struct NDS_fw_config_data *data;
@property (assign) NSInteger consoleType;
-@property (copy) NSString *nickname;
+@property (nonatomic, copy) NSString *nickname;
@property (copy) NSString *message;
@property (assign) NSInteger favoriteColor;
@property (assign) NSDate *birthday;
@@ -52,7 +52,6 @@
 	if (internalData == nil)
 	{
 		pthread_mutex_destroy(&mutex);
-		[self release];
 		return nil;
 	}
 	
@@ -78,7 +77,6 @@
 	if (fwData == nil)
 	{
 		pthread_mutex_destroy(&mutex);
-		[self release];
 		return nil;
 	}
 	
@@ -87,8 +85,6 @@
 	NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
 	[dateFormatter setDateFormat:@"Y"];
 	birth_year = [[dateFormatter stringFromDate:now] integerValue];
-	[dateFormatter release];
-	[now release];
 	
 	internalData = NULL;
 	data = fwData;
@@ -102,8 +98,6 @@
 	internalData = NULL;
 		
 	pthread_mutex_destroy(&mutex);
-	
-	[super dealloc];
 }

 - (void) setConsoleType:(NSInteger)theType
@@ -157,7 +151,7 @@
 - (NSString *) nickname
 {
 	pthread_mutex_lock(&mutex);
-	NSString *theNickname = [[[NSString alloc] initWithBytes:&data->nickname[0] length:(sizeof(UInt16) * data->nickname_len) encoding:NSUTF16LittleEndianStringEncoding] autorelease];
+	NSString *theNickname = [[NSString alloc] initWithBytes:&data->nickname[0] length:(sizeof(UInt16) * data->nickname_len) encoding:NSUTF16LittleEndianStringEncoding];
 	pthread_mutex_unlock(&mutex);
 	
 	return theNickname;
@@ -198,7 +192,7 @@
 - (NSString *) message
 {
 	pthread_mutex_lock(&mutex);
-	NSString *theMessage = [[[NSString alloc] initWithBytes:&data->message[0] length:(sizeof(UInt16) * data->message_len) encoding:NSUTF16LittleEndianStringEncoding] autorelease];
+	NSString *theMessage = [[NSString alloc] initWithBytes:&data->message[0] length:(sizeof(UInt16) * data->message_len) encoding:NSUTF16LittleEndianStringEncoding];
 	pthread_mutex_unlock(&mutex);
 	
 	return theMessage;
@@ -237,8 +231,6 @@
 		[dateFormatter setDateFormat:@"Y"];
 		NSInteger theYear = [[dateFormatter stringFromDate:theDate] integerValue];
 		
-		[dateFormatter release];
-		
 		data->birth_month = (u8)theMonth;
 		data->birth_day = (u8)theDay;
 		birth_year = theYear;
@@ -256,7 +248,14 @@
 - (NSDate *) birthday
 {
 	pthread_mutex_lock(&mutex);
-	NSDate *theBirthday = [NSDate dateWithString:[NSString stringWithFormat:@"%ld-%ld-%ld 12:00:00 +0000", (unsigned long)birth_year, (unsigned long)data->birth_month, (unsigned long)data->birth_day]];
+	NSDateComponents *components = [[NSDateComponents alloc] init];
+	components.year = birth_year;
+	components.month = data->birth_month;
+	components.day = data->birth_day;
+	components.timeZone = [NSTimeZone timeZoneForSecondsFromGMT:0];
+	components.hour = 12;
+	NSCalendar *cal = [NSCalendar calendarWithIdentifier:NSCalendarIdentifierGregorian];
+	NSDate *theBirthday = [cal dateFromComponents:components];
 	pthread_mutex_unlock(&mutex);
 	
 	return theBirthday;
@@ -115,7 +115,7 @@ typedef struct
 	OSSpinLock spinlockControllerState;
 }

-@property (retain) id <CocoaDSControllerDelegate> delegate;
+@property (strong) id <CocoaDSControllerDelegate> delegate;
@property (assign) BOOL autohold;
@property (readonly) BOOL isHardwareMicAvailable;
@property (readonly) BOOL isHardwareMicIdle;
@@ -129,14 +129,14 @@ typedef struct
@property (assign) BOOL softwareMicState;
@property (assign) NSInteger softwareMicMode;
@property (assign) NSInteger micMode;
-@property (readonly) CoreAudioInput *CAInputDevice;
-@property (readonly) AudioGenerator *softwareMicSampleGenerator;
+@property (readonly, strong) CoreAudioInput *CAInputDevice;
+@property (readonly, strong) AudioGenerator *softwareMicSampleGenerator;
@property (assign) AudioSampleBlockGenerator *selectedAudioFileGenerator;
@property (assign) NSInteger paddleAdjust;
-@property (retain) NSString *hardwareMicInfoString;
-@property (retain) NSString *hardwareMicNameString;
-@property (retain) NSString *hardwareMicManufacturerString;
-@property (retain) NSString *hardwareMicSampleRateString;
+@property (copy) NSString *hardwareMicInfoString;
+@property (copy) NSString *hardwareMicNameString;
+@property (copy) NSString *hardwareMicManufacturerString;
+@property (copy) NSString *hardwareMicSampleRateString;

 - (void) setControllerState:(BOOL)theState controlID:(const NSUInteger)controlID;
 - (void) setControllerState:(BOOL)theState controlID:(const NSUInteger)controlID turbo:(const BOOL)isTurboEnabled;
@@ -88,8 +88,8 @@ SineWaveGenerator sineWaveGenerator(250.0, MIC_SAMPLE_RATE);
 	micMode = MICMODE_NONE;
 	selectedAudioFileGenerator = NULL;
 	CAInputDevice = new CoreAudioInput;
-	CAInputDevice->SetCallbackHardwareStateChanged(&CAHardwareStateChangedCallback, self, NULL);
-	CAInputDevice->SetCallbackHardwareGainChanged(&CAHardwareGainChangedCallback, self, NULL);
+	CAInputDevice->SetCallbackHardwareStateChanged(&CAHardwareStateChangedCallback, (__bridge void*)self, NULL);
+	CAInputDevice->SetCallbackHardwareGainChanged(&CAHardwareGainChangedCallback, (__bridge void*)self, NULL);
 	softwareMicSampleGenerator = &nullSampleGenerator;
 	touchLocation = NSMakePoint(0.0f, 0.0f);
 	paddleAdjust = 0;
@@ -99,8 +99,8 @@ SineWaveGenerator sineWaveGenerator(250.0, MIC_SAMPLE_RATE);
 	hardwareMicManufacturerString = @"No hardware input detected.";
 	hardwareMicSampleRateString = @"No hardware input detected.";
 	
-	Mic_SetResetCallback(&CAResetCallback, self, NULL);
-	Mic_SetSampleReadCallback(&CASampleReadCallback, self, NULL);
+	Mic_SetResetCallback(&CAResetCallback, (__bridge void*)self, NULL);
+	Mic_SetSampleReadCallback(&CASampleReadCallback, (__bridge void*)self, NULL);
 	
 	return self;
 }
@@ -109,7 +109,6 @@ SineWaveGenerator sineWaveGenerator(250.0, MIC_SAMPLE_RATE);
 {
 	delete CAInputDevice;
 	delete _hwMicLevelList;
-	[super dealloc];
 }

 - (BOOL) isHardwareMicAvailable
@@ -592,10 +591,10 @@ SineWaveGenerator sineWaveGenerator(250.0, MIC_SAMPLE_RATE);
 	else
 	{
 		[self setHardwareMicInfoString:[NSString stringWithFormat:@"%@\nSample Rate: %1.1f Hz",
-										(NSString *)deviceInfo->name,
+										(__bridge NSString *)deviceInfo->name,
 										(double)deviceInfo->sampleRate]];
-		[self setHardwareMicNameString:(NSString *)deviceInfo->name];
-		[self setHardwareMicManufacturerString:(NSString *)deviceInfo->manufacturer];
+		[self setHardwareMicNameString:(__bridge NSString *)deviceInfo->name];
+		[self setHardwareMicManufacturerString:(__bridge NSString *)deviceInfo->manufacturer];
 		[self setHardwareMicSampleRateString:[NSString stringWithFormat:@"%1.1f Hz", (double)deviceInfo->sampleRate]];
 	}
 	
@@ -622,13 +621,13 @@ SineWaveGenerator sineWaveGenerator(250.0, MIC_SAMPLE_RATE);

 void CAResetCallback(void *inParam1, void *inParam2)
 {
-	CocoaDSController *cdsController = (CocoaDSController *)inParam1;
+	CocoaDSController *cdsController = (__bridge CocoaDSController *)inParam1;
 	[cdsController CAInputDevice]->Start();
 }

 uint8_t CASampleReadCallback(void *inParam1, void *inParam2)
 {
-	CocoaDSController *cdsController = (CocoaDSController *)inParam1;
+	CocoaDSController *cdsController = (__bridge CocoaDSController *)inParam1;
 	return [cdsController handleMicSampleRead:[cdsController CAInputDevice] softwareMic:[cdsController softwareMicSampleGenerator]];
 }

@@ -638,7 +637,7 @@ void CAHardwareStateChangedCallback(CoreAudioInputDeviceInfo *deviceInfo,
 									void *inParam1,
 									void *inParam2)
 {
-	CocoaDSController *cdsController = (CocoaDSController *)inParam1;
+	CocoaDSController *cdsController = (__bridge CocoaDSController *)inParam1;
 	[cdsController handleMicHardwareStateChanged:(CoreAudioInputDeviceInfo *)deviceInfo
 									   isEnabled:((isHardwareEnabled) ? YES : NO)
 										isLocked:((isHardwareLocked) ? YES : NO)];
@@ -646,6 +645,6 @@ void CAHardwareStateChangedCallback(CoreAudioInputDeviceInfo *deviceInfo,

 void CAHardwareGainChangedCallback(float normalizedGain, void *inParam1, void *inParam2)
 {
-	CocoaDSController *cdsController = (CocoaDSController *)inParam1;
+	CocoaDSController *cdsController = (__bridge CocoaDSController *)inParam1;
 	[cdsController handleMicHardwareGainChanged:normalizedGain];
 }
@@ -36,9 +36,9 @@
 	NSMutableArray *xmlCharacterStack;
 }

-@property (readonly) NSMutableDictionary *header;
-@property (readonly) NSMutableDictionary *bindings;
-@property (readonly) NSURL *fileURL;
+@property (readonly, strong) NSMutableDictionary *header;
+@property (readonly, strong) NSMutableDictionary *bindings;
+@property (readonly, strong) NSURL *fileURL;
@property (assign) BOOL willStreamLoadData;
@property (readonly) BOOL isDataLoaded;
@property (assign) NSInteger saveType;
@@ -49,13 +49,13 @@
 - (void) initHeader;
 - (BOOL) loadData:(NSURL *)theURL;
 - (void) loadDataOnThread:(id)object;
- (NSString *) title;
- (NSString *) code;
+@property (readonly, copy) NSString *title;
+@property (readonly, copy) NSString *code;
 - (NSString *) banner:(const UInt16 *)UTF16TextBuffer;
- (NSString *) internalName;
- (NSString *) serial;
- (NSString *) developerName;
- (NSString *) developerNameAndCode;
+@property (readonly, copy) NSString *internalName;
+@property (readonly, copy) NSString *serial;
+@property (readonly, copy) NSString *developerName;
+@property (readonly, copy) NSString *developerNameAndCode;
 - (NSString *) unitCodeStringUsingID:(NSInteger)unitCodeID;
 - (NSImage *) icon;
 - (void) handleAdvansceneDatabaseInfo;
@@ -79,18 +79,13 @@ static NSMutableDictionary *saveTypeValues = nil;
 	header = [[NSMutableDictionary alloc] initWithCapacity:32];
 	if (header == nil)
 	{
-		[self release];
-		self = nil;
-		return self;
+		return nil;
 	}
 	
-	bindings = [[CocoaDSRom romNotLoadedBindings] retain];
+	bindings = [CocoaDSRom romNotLoadedBindings];
 	if (bindings == nil)
 	{
-		[header release];
-		[self release];
-		self = nil;
-		return self;
+		return nil;
 	}
 	
 	fileURL = nil;
@@ -116,14 +111,6 @@ static NSMutableDictionary *saveTypeValues = nil;
 	{
 		NDS_FreeROM();
 	}
-	
-	[xmlElementStack release];
-	[xmlCharacterStack release];
-	[header release];
-	[bindings release];
-	[fileURL release];
-	
-	[super dealloc];
 }

 - (void) setWillStreamLoadData:(BOOL)theState
@@ -246,7 +233,6 @@ static NSMutableDictionary *saveTypeValues = nil;
 	{
 		NSDictionary *userInfo = [[NSDictionary alloc] initWithObjectsAndKeys:[NSNumber numberWithBool:NO], @"DidLoad", nil];
 		[[NSNotificationCenter defaultCenter] postNotificationOnMainThreadName:@"org.desmume.DeSmuME.loadRomDidFinish" object:self userInfo:userInfo];
-		[userInfo release];
 		return result;
 	}
 	
@@ -256,34 +242,26 @@ static NSMutableDictionary *saveTypeValues = nil;
 	NSString *advscDBPath = [[NSUserDefaults standardUserDefaults] stringForKey:@"Advanscene_DatabasePath"];
 	if (advscDBPath != nil)
 	{
-		NSError *xmlError = [[NSError alloc] init];
 		NSXMLParser *advscDB = [[NSXMLParser alloc] initWithContentsOfURL:[NSURL fileURLWithPath:advscDBPath]];
 		[advscDB setDelegate:self];
 		[advscDB parse];
-		[advscDB release];
-		[xmlError release];
 	}
 	
 	NSDictionary *userInfo = [[NSDictionary alloc] initWithObjectsAndKeys:[NSNumber numberWithBool:YES], @"DidLoad", self.fileURL, @"URL", nil];
 	[[NSNotificationCenter defaultCenter] postNotificationOnMainThreadName:@"org.desmume.DeSmuME.loadRomDidFinish" object:self userInfo:userInfo];
-	[userInfo release];
 	
 	return result;
 }

 - (void) loadDataOnThread:(id)object
 {
-	[self retain];
+	__strong CocoaDSRom *strongSelf = self;
 	
 	NSURL *theURL = [(NSURL *)object copy];
-	NSAutoreleasePool *threadPool = [[NSAutoreleasePool alloc] init];
-	
-	[self loadData:theURL];
-	
-	[threadPool release];
-	[theURL release];
-	
-	[self release];
+	@autoreleasepool {
+		[strongSelf loadData:theURL];
+	}
+	strongSelf = nil;
 }

 - (NSString *) title
@@ -294,7 +272,7 @@ static NSMutableDictionary *saveTypeValues = nil;
 		return nil;
 	}
 	
-	return [[[NSString alloc] initWithBytes:ndsRomHeader->gameTile length:ROMINFO_GAME_TITLE_LENGTH encoding:NSUTF8StringEncoding] autorelease];
+	return [[NSString alloc] initWithBytes:ndsRomHeader->gameTile length:ROMINFO_GAME_TITLE_LENGTH encoding:NSUTF8StringEncoding];
 }

 - (NSString *) code
@@ -305,14 +283,14 @@ static NSMutableDictionary *saveTypeValues = nil;
 		return nil;
 	}
 	
-	return [[[NSString alloc] initWithBytes:ndsRomHeader->gameCode length:ROMINFO_GAME_CODE_LENGTH encoding:NSUTF8StringEncoding] autorelease];
+	return [[NSString alloc] initWithBytes:ndsRomHeader->gameCode length:ROMINFO_GAME_CODE_LENGTH encoding:NSUTF8StringEncoding];
 }

 - (NSString *) banner:(const UInt16 *)UTF16TextBuffer
 {
 	NSUInteger bannerLength = ROMINFO_GAME_BANNER_LENGTH * sizeof(*UTF16TextBuffer);
 	
-	return [[[NSString alloc] initWithBytes:UTF16TextBuffer length:bannerLength encoding:NSUTF16LittleEndianStringEncoding] autorelease];
+	return [[NSString alloc] initWithBytes:UTF16TextBuffer length:bannerLength encoding:NSUTF16LittleEndianStringEncoding];
 }

 - (NSString *) internalName
@@ -411,7 +389,6 @@ static NSMutableDictionary *saveTypeValues = nil;
 	
 	if(imageRep == nil)
 	{
-		[newImage release];
 		newImage = nil;
 		return newImage;
 	}
@@ -427,10 +404,9 @@ static NSMutableDictionary *saveTypeValues = nil;
 	}
 #endif
 	
-	[imageRep autorelease];
 	[newImage addRepresentation:imageRep];
 	
-	return [newImage autorelease];
+	return newImage;
 }

 - (void) handleAdvansceneDatabaseInfo
@@ -493,7 +469,6 @@ static NSMutableDictionary *saveTypeValues = nil;
 			[parser abortParsing];
 		}
 		
-		[xmlCurrentRom release];
 		xmlCurrentRom = nil;
 	}
 	else
@@ -557,7 +532,7 @@ static NSMutableDictionary *saveTypeValues = nil;

 + (NSMutableDictionary *) romNotLoadedBindings
 {
-	NSImage *iconImage = [[[NSImage alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"AppIcon_DeSmuME" ofType:@"icns"]] autorelease];
+	NSImage *iconImage = [[NSImage alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"AppIcon_DeSmuME" ofType:@"icns"]];
 	
 	NSString *romNameAndSerialInfoString = @"Name: ";
 	romNameAndSerialInfoString = [romNameAndSerialInfoString stringByAppendingString:NSSTRING_STATUS_NO_ROM_LOADED];
@@ -25,8 +25,8 @@
 	BOOL enabled;
 }

-@property (readonly) NSString *name;
-@property (readonly) NSString *description;
+@property (readonly, copy) NSString *name;
+@property (readonly, copy) NSString *description;
@property (readonly) NSInteger deviceID;
@property (readonly) NDS_SLOT2_TYPE type;
@property (assign) BOOL enabled;
@@ -42,10 +42,10 @@
 	NSString *slot2StatusText;
 }

-@property (readonly) NSMutableArray *deviceList;
-@property (retain) CocoaDSSlot2Device *currentDevice;
-@property (assign) NSString *slot2StatusText;
-@property (retain) NSURL *mpcfFileSearchURL;
+@property (readonly, strong) NSMutableArray *deviceList;
+@property (nonatomic, strong) CocoaDSSlot2Device *currentDevice;
+@property (copy) NSString *slot2StatusText;
+@property (copy) NSURL *mpcfFileSearchURL;
@property (copy) NSURL *gbaCartridgeURL;
@property (copy) NSURL *gbaSRamURL;
@property (readonly) BOOL doesGbaCartridgeSaveExist;
@@ -43,11 +43,6 @@
 	return self;
 }

- (void) dealloc
-{
-	[super dealloc];
-}
-
 - (NSString *) name
 {
 	const char *cDeviceName = device->info()->name();
@@ -81,7 +76,7 @@
@implementation CocoaDSSlot2Manager

@synthesize deviceList;
-@dynamic currentDevice;
+@synthesize currentDevice;
@synthesize slot2StatusText;
@dynamic mpcfFileSearchURL;
@dynamic gbaCartridgeURL;
@@ -108,13 +103,6 @@
 	return self;
 }

- (void) dealloc
-{
-	[deviceList release];
-	
-	[super dealloc];
-}
-
 - (void) setCurrentDevice:(CocoaDSSlot2Device *)theDevice
 {
 	NDS_SLOT2_TYPE theType = NDS_SLOT2_NONE;
@@ -122,24 +110,17 @@
 	if (theDevice != nil)
 	{
 		theType = [theDevice type];
-		[theDevice retain];
 	}
 	
 	bool slotDidChange = slot2_Change(theType);
 	if (slotDidChange || currentDevice == nil)
 	{
-		[currentDevice release];
 		currentDevice = theDevice;
 	}
 	
 	[self updateStatus];
 }

- (CocoaDSSlot2Device *) currentDevice
-{
-	return currentDevice;
-}
-
 - (void) setMpcfFileSearchURL:(NSURL *)theURL
 {
 	if (theURL != nil)
@@ -152,8 +133,6 @@
 		
 		CFlash_Mode = (isDirectory) ? ADDON_CFLASH_MODE_Path : ADDON_CFLASH_MODE_File;
 		CFlash_Path = [thePath cStringUsingEncoding:NSUTF8StringEncoding];
-		
-		[fileManager release];
 	}
 	else
 	{
@@ -261,7 +240,7 @@
 		}
 		
 		// Create a new device wrapper object and add it to the device list.
-		CocoaDSSlot2Device *newCdsDevice = [[[CocoaDSSlot2Device alloc] initWithDeviceData:theDevice] autorelease];
+		CocoaDSSlot2Device *newCdsDevice = [[CocoaDSSlot2Device alloc] initWithDeviceData:theDevice];
 		[deviceList addObject:newCdsDevice];
 		
 		// Only enable the SLOT-2 devices that are ready for end-user usage, and leave
@@ -371,7 +350,7 @@

 void OSXSendForceFeedbackState(bool enable)
 {
-	NSAutoreleasePool *tempPool = [[NSAutoreleasePool alloc] init];
+	@autoreleasepool {
 	
 	NSDictionary *ffProperties = [NSDictionary dictionaryWithObjectsAndKeys:
 								  [NSNumber numberWithBool:enable], @"ffState",
@@ -382,5 +361,5 @@ void OSXSendForceFeedbackState(bool enable)
 														object:nil
 													  userInfo:ffProperties];
 	
-	[tempPool release];
+	}
 }
@@ -28,4 +28,8 @@
 	#define HAVE_JIT
 #endif

-#define PORT_VERSION	"OpenEmu"
+#ifdef __aarch64__
+	#define USE_POSIX_MEMALIGN 1
+#endif
+
+#define PORT_VERSION	"OpenEmu"
@@ -19,7 +19,7 @@
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
-	<string>0.9.11.1</string>
+	<string>0.9.11.3</string>
 	<key>CSResourcesFileMapped</key>
 	<string>yes</string>
 	<key>NSHumanReadableCopyright</key>
@@ -32,16 +32,24 @@
 {
 	NSPoint touchLocation;
 	NSMutableDictionary *addedCheatsDict;
-    NSMutableArray <NSMutableDictionary <NSString *, id> *> *_availableDisplayModes;
+	NSMutableArray <NSMutableDictionary <NSString *, id> *> *_availableDisplayModes;
+	
 	CocoaDSCheatManager *cdsCheats;
 	CocoaDSController *cdsController;
 	CocoaDSGPU *cdsGPU;
 	CocoaDSFirmware *cdsFirmware;
-	NSInteger displayMode;
+	
+	NSMutableDictionary <NSString *, NSString *> *_currentDisplayModeInfo;
+	OEIntPoint topScreenPosition;
+	OEIntPoint btmScreenPosition;
+	int displayRotation;
 	OEIntRect displayRect;
-	OEIntSize displayAspectRatio;
+	
 	NSInteger inputID[OENDSButtonCount]; // Key = OpenEmu's input ID, Value = DeSmuME's input ID
 	
+	uint16_t *displayBuffer;
+	BOOL ownsBuffer;
+	
 	OSSpinLock spinlockDisplayMode;
 	pthread_rwlock_t rwlockCoreExecute;
 }
@@ -50,6 +58,5 @@
@property (strong) CocoaDSController *cdsController;
@property (strong) CocoaDSGPU *cdsGPU;
@property (strong) CocoaDSFirmware *cdsFirmware;
-@property (assign) NSInteger displayMode;

@end
@@ -15,6 +15,7 @@
 	along with the this software.  If not, see <http://www.gnu.org/licenses/>.
 */

+#include <utility>
 #import "NDSGameCore.h"
 #import "cocoa_cheat.h"
 #import "cocoa_globals.h"
@@ -24,7 +25,6 @@
 #import "cocoa_input.h"
 #import "OESoundInterface.h"
 #import "OENDSSystemResponderClient.h"
-
 #include <OpenGL/gl.h>
 #include "../../NDSSystem.h"
 #include "../../GPU.h"
@@ -35,18 +35,36 @@
 #define OptionIndented(_NAME_, _PREFKEY_) @{ OEGameCoreDisplayModeNameKey : _NAME_, OEGameCoreDisplayModePrefKeyNameKey : _PREFKEY_, OEGameCoreDisplayModeStateKey : @NO, OEGameCoreDisplayModeIndentationLevelKey : @(1), }
 #define OptionToggleable(_NAME_, _PREFKEY_) @{ OEGameCoreDisplayModeNameKey : _NAME_, OEGameCoreDisplayModePrefKeyNameKey : _PREFKEY_, OEGameCoreDisplayModeStateKey : @NO, OEGameCoreDisplayModeAllowsToggleKey : @YES, }
 #define OptionToggleableNoSave(_NAME_, _PREFKEY_) @{ OEGameCoreDisplayModeNameKey : _NAME_, OEGameCoreDisplayModePrefKeyNameKey : _PREFKEY_, OEGameCoreDisplayModeStateKey : @NO, OEGameCoreDisplayModeAllowsToggleKey : @YES, OEGameCoreDisplayModeDisallowPrefSaveKey : @YES, }
+#define ManualOptionDefault(_NAME_, _PREFKEY_) @{ OEGameCoreDisplayModeNameKey : _NAME_, OEGameCoreDisplayModePrefKeyNameKey : _PREFKEY_, OEGameCoreDisplayModeStateKey : @YES, OEGameCoreDisplayModeManualOnlyKey : @YES }
+#define ManualOption(_NAME_, _PREFKEY_) @{ OEGameCoreDisplayModeNameKey : _NAME_, OEGameCoreDisplayModePrefKeyNameKey : _PREFKEY_, OEGameCoreDisplayModeStateKey : @NO, OEGameCoreDisplayModeManualOnlyKey : @YES }
 #define Label(_NAME_) @{ OEGameCoreDisplayModeLabelKey : _NAME_, }
 #define SeparatorItem() @{ OEGameCoreDisplayModeSeparatorItemKey : @"",}
+#define Submenu(_NAME_, ...) @{ OEGameCoreDisplayModeGroupNameKey: _NAME_, OEGameCoreDisplayModeGroupItemsKey: __VA_ARGS__}
+
+#define WRAP(a, b) ((((a) % (b)) + (b)) % (b))

 volatile bool execute = true;

+
+static OEIntPoint _NDSRotatePointAroundOrigin(OEIntPoint p, int deg)
+{
+	int rotMtxes[4][4] = {
+		{1, 0, 0, 1},
+		{0, -1, 1, 0},
+		{-1, 0, 0, -1},
+		{0, 1, -1, 0}
+	};
+	int *thisMatx = rotMtxes[WRAP(deg, 360) / 90];
+	return OEIntPointMake(p.x * thisMatx[0] + p.y * thisMatx[2], p.x * thisMatx[1] + p.y * thisMatx[3]);
+}
+
+
@implementation NDSGameCore

@synthesize cdsController;
@synthesize cdsGPU;
@synthesize cdsFirmware;
@synthesize cdsCheats;
-@dynamic displayMode;

 - (id)init
 {
@@ -120,11 +138,12 @@ volatile bool execute = true;
 	
 	SPU_SetSynchMode(CommonSettings.SPU_sync_mode, CommonSettings.SPU_sync_method);
 	SPU_SetVolume(100);
-    
+	
 	// Set up the DS display
-	displayMode = DS_DISPLAY_TYPE_DUAL;
+	topScreenPosition = OEIntPointMake(0, 0);
+	displayRotation = 0;
+	btmScreenPosition = OEIntPointMake(0, GPU_DISPLAY_HEIGHT);
 	displayRect = OEIntRectMake(0, 0, GPU_DISPLAY_WIDTH, GPU_DISPLAY_HEIGHT * 2);
-	displayAspectRatio = OEIntSizeMake(2, 3);
 	
 	return self;
 }
@@ -135,37 +154,41 @@ volatile bool execute = true;
 	NDS_DeInit();

 	pthread_rwlock_destroy(&rwlockCoreExecute);
+	if (ownsBuffer)
+		free(displayBuffer);
 }

- (NSInteger) displayMode
+- (void)setDisplayType:(NSInteger)theMode orientation:(NSInteger)theOrient ordering:(NSInteger)theOrdering rotation:(NSInteger)rot gap:(NSInteger)gap
 {
+	OEIntSize bufSize = self.bufferSize;
 	OSSpinLockLock(&spinlockDisplayMode);
-	NSInteger theMode = displayMode;
-	OSSpinLockUnlock(&spinlockDisplayMode);
-	
-	return theMode;
-}
-
- (void) setDisplayMode:(NSInteger)theMode
-{
-	OEIntRect newDisplayRect;
-	OEIntSize newDisplayAspectRatio;
+	BOOL disableTop = NO, disableBtm = NO;
 	
 	switch (theMode)
 	{
 		case DS_DISPLAY_TYPE_MAIN:
-			newDisplayRect = OEIntRectMake(0, 0, GPU_DISPLAY_WIDTH, GPU_DISPLAY_HEIGHT);
-			newDisplayAspectRatio = OEIntSizeMake(4, 3);
+			disableBtm = YES;
+			displayRect = OEIntRectMake(0, 0, GPU_DISPLAY_WIDTH, GPU_DISPLAY_HEIGHT);
+			topScreenPosition = OEIntPointMake(0, 0);
 			break;
 			
 		case DS_DISPLAY_TYPE_TOUCH:
-			newDisplayRect = OEIntRectMake(0, GPU_DISPLAY_HEIGHT, GPU_DISPLAY_WIDTH, GPU_DISPLAY_HEIGHT);
-			newDisplayAspectRatio = OEIntSizeMake(4, 3);
+			disableTop = YES;
+			displayRect = OEIntRectMake(0, GPU_DISPLAY_HEIGHT, GPU_DISPLAY_WIDTH, GPU_DISPLAY_HEIGHT);
+			btmScreenPosition = OEIntPointMake(0, GPU_DISPLAY_HEIGHT);
 			break;
 			
 		case DS_DISPLAY_TYPE_DUAL:
-			newDisplayRect = OEIntRectMake(0, 0, GPU_DISPLAY_WIDTH, GPU_DISPLAY_HEIGHT * 2);
-			newDisplayAspectRatio = OEIntSizeMake(2, 3);
+			topScreenPosition = OEIntPointMake(0, 0);
+			if (theOrient == DS_DISPLAY_ORIENTATION_VERTICAL) {
+				displayRect = OEIntRectMake(0, 0, GPU_DISPLAY_WIDTH, GPU_DISPLAY_HEIGHT * 2 + gap);
+				btmScreenPosition = OEIntPointMake(0, GPU_DISPLAY_HEIGHT + gap);
+			} else {
+				displayRect = OEIntRectMake(0, 0, GPU_DISPLAY_WIDTH * 2 + gap, GPU_DISPLAY_HEIGHT);
+				btmScreenPosition = OEIntPointMake(GPU_DISPLAY_WIDTH + gap, 0);
+			}
+			if (theOrdering == DS_DISPLAY_ORDER_TOUCH_FIRST)
+				std::swap(topScreenPosition, btmScreenPosition);
 			break;
 			
 		default:
@@ -173,10 +196,35 @@ volatile bool execute = true;
 			break;
 	}
 	
-	OSSpinLockLock(&spinlockDisplayMode);
-	displayMode = theMode;
-	displayRect = newDisplayRect;
-	displayAspectRatio = newDisplayAspectRatio;
+	displayRotation = rot;
+	topScreenPosition = _NDSRotatePointAroundOrigin(topScreenPosition, rot);
+	btmScreenPosition = _NDSRotatePointAroundOrigin(btmScreenPosition, rot);
+	OEIntPoint dispRectP1 = _NDSRotatePointAroundOrigin(displayRect.origin, rot);
+	OEIntPoint dispRectP2 = _NDSRotatePointAroundOrigin(OEIntPointMake(OEIntRectMaxX(displayRect), OEIntRectMaxY(displayRect)), rot);
+	
+	if (rot == 90 || rot == 180) {
+		topScreenPosition.y += bufSize.height-1;
+		btmScreenPosition.y += bufSize.height-1;
+		dispRectP1.y += bufSize.height;
+		dispRectP2.y += bufSize.height;
+	}
+	if (rot == 270 || rot == 180) {
+		topScreenPosition.x += bufSize.width-1;
+		btmScreenPosition.x += bufSize.width-1;
+		dispRectP1.x += bufSize.width;
+		dispRectP2.x += bufSize.width;
+	}
+	
+	displayRect.origin.x = MIN(dispRectP1.x, dispRectP2.x);
+	displayRect.origin.y = MIN(dispRectP1.y, dispRectP2.y);
+	displayRect.size.width = MAX(dispRectP1.x, dispRectP2.x) - displayRect.origin.x;
+	displayRect.size.height = MAX(dispRectP1.y, dispRectP2.y) - displayRect.origin.y;
+	
+	if (disableTop)
+		topScreenPosition.x = -1;
+	if (disableBtm)
+		btmScreenPosition.x = -1;
+	
 	OSSpinLockUnlock(&spinlockDisplayMode);
 }

@@ -204,6 +252,8 @@ volatile bool execute = true;
 	pthread_rwlock_unlock(&rwlockCoreExecute);
 	
 	SPU_Emulate_user();
+
+	[self _blitScreensToBuffer];
 }

 - (BOOL)loadFileAtPath:(NSString *)path error:(NSError **)error
@@ -232,10 +282,16 @@ volatile bool execute = true;
 	
 	[CocoaDSCheatManager setMasterCheatList:cdsCheats];

-    // Only temporary, so core doesn't crash on an older OpenEmu version
-    if ([self respondsToSelector:@selector(displayModeInfo)]) {
-        [self loadDisplayModeOptions];
-    }
+	// Only temporary, so core doesn't crash on an older OpenEmu version
+	if ([self respondsToSelector:@selector(displayModeInfo)]) {
+		_currentDisplayModeInfo = [self.displayModeInfo mutableCopy];
+		[_currentDisplayModeInfo enumerateKeysAndObjectsUsingBlock:^(NSString * _Nonnull key, NSString * _Nonnull obj, BOOL * _Nonnull stop) {
+			[self _updateMenuForDisplayMode:obj];
+		}];
+	} else {
+		_currentDisplayModeInfo = [NSMutableDictionary dictionary];
+	}
+	[self loadDisplayModeOptions];
 	
 	return isRomLoaded;
 }
@@ -259,7 +315,7 @@ volatile bool execute = true;
 - (OEIntSize)aspectSize
 {
 	OSSpinLockLock(&spinlockDisplayMode);
-	OEIntSize theAspectRatio = displayAspectRatio;
+	OEIntSize theAspectRatio = displayRect.size;
 	OSSpinLockUnlock(&spinlockDisplayMode);
 	
 	return theAspectRatio;
@@ -267,15 +323,24 @@ volatile bool execute = true;

 - (OEIntSize)bufferSize
 {
-	return OEIntSizeMake(GPU_DISPLAY_WIDTH, GPU_DISPLAY_HEIGHT * 2);
+	const OEIntSize bufSize = {
+		(int)((GPU_DISPLAY_WIDTH * 2 + DS_DISPLAY_GAP) + 1) & (~2),
+		(int)((GPU_DISPLAY_WIDTH * 2 + DS_DISPLAY_GAP) + 1) & (~2)
+	};
+	return bufSize;
 }

 - (const void *)getVideoBufferWithHint:(void *)hint
 {
-    // TODO
-    //_gpuFrame.buffer = (uint16_t *)hint;
-    //return hint;
-	return GPU_screen;
+	if (!hint && !displayBuffer) {
+		OEIntSize size = self.bufferSize;
+		displayBuffer = (uint16_t *)malloc((size.width * size.height) * sizeof(uint16_t));
+		ownsBuffer = YES;
+	} else if (hint) {
+		displayBuffer = (uint16_t *)hint;
+		ownsBuffer = NO;
+	}
+	return displayBuffer;
 }

 - (GLenum)pixelFormat
@@ -290,7 +355,7 @@ volatile bool execute = true;

 - (GLenum)internalPixelFormat
 {
-    return GL_RGB5_A1;
+	return GL_RGB5_A1;
 }

 - (NSTimeInterval)frameInterval
@@ -298,6 +363,43 @@ volatile bool execute = true;
 	return DS_FRAMES_PER_SECOND;
 }

+- (void)_blitScreensToBuffer
+{
+	OSSpinLockLock(&spinlockDisplayMode);
+	OEIntPoint topScrPos = topScreenPosition;
+	OEIntPoint btmScrPos = btmScreenPosition;
+	int angle = displayRotation;
+	OSSpinLockUnlock(&spinlockDisplayMode);
+	
+	OEIntSize bufsize = self.bufferSize;
+	memset(displayBuffer, 0, bufsize.width * bufsize.height * sizeof(uint16_t));
+	if (topScrPos.x >= 0)
+		[self _blitScreenAtPoint:OEIntPointMake(0, 0) rotation:angle toBufferAtPoint:topScrPos];
+	if (btmScrPos.x >= 0)
+		[self _blitScreenAtPoint:OEIntPointMake(0, GPU_DISPLAY_HEIGHT) rotation:angle toBufferAtPoint:btmScrPos];
+}
+
+- (void)_blitScreenAtPoint:(OEIntPoint)p rotation:(int)angle toBufferAtPoint:(OEIntPoint)q
+{
+	OEIntSize dstBufferSize = self.bufferSize;
+	uint16_t *origBuffer = (uint16_t *)GPU_screen;
+	
+	const int rowDelta[4] = {1, -dstBufferSize.width, -1, dstBufferSize.width};
+	const int colDelta[4] = {dstBufferSize.width, 1, -dstBufferSize.width, -1};
+	int dstdx = rowDelta[WRAP(angle, 360) / 90];
+	int dstdy = colDelta[WRAP(angle, 360) / 90];
+	
+	for (int y = 0; y < GPU_DISPLAY_HEIGHT; y++) {
+		int srci = (y+p.y) * GPU_DISPLAY_WIDTH + p.x;
+		int dsti = q.y * dstBufferSize.width + q.x + dstdy * y;
+		for (int x = 0; x < GPU_DISPLAY_WIDTH; x++) {
+			displayBuffer[dsti] = origBuffer[srci];
+			srci += 1;
+			dsti += dstdx;
+		}
+	}
+}
+
 #pragma mark Audio

 - (NSUInteger)audioBufferCount
@@ -317,7 +419,7 @@ volatile bool execute = true;

 - (NSUInteger)audioBitDepth
 {
-    return SPU_SAMPLE_RESOLUTION;
+	return SPU_SAMPLE_RESOLUTION;
 }

 - (NSUInteger)channelCountForBuffer:(NSUInteger)buffer
@@ -349,27 +451,19 @@ volatile bool execute = true;

 - (oneway void)didTouchScreenPoint:(OEIntPoint)aPoint
 {
-	BOOL isTouchPressed = NO;
-	NSInteger dispMode = [self displayMode];
+	OSSpinLockLock(&spinlockDisplayMode);
+	OEIntPoint btmScrPos = btmScreenPosition;
+	OEIntRect dispRect = displayRect;
+	int angle = displayRotation;
+	OSSpinLockUnlock(&spinlockDisplayMode);
 	
-	switch (dispMode)
-	{
-		case DS_DISPLAY_TYPE_MAIN:
-			isTouchPressed = NO; // Reject touch input if showing only the main screen.
-			break;
-			
-		case DS_DISPLAY_TYPE_TOUCH:
-			isTouchPressed = YES;
-			break;
-			
-		case DS_DISPLAY_TYPE_DUAL:
-			isTouchPressed = YES;
-			aPoint.y -= GPU_DISPLAY_HEIGHT; // Normalize the y-coordinate to the DS.
-			break;
-			
-		default:
-			return;
-			break;
+	// Reject touch input if showing only the main screen.
+	BOOL isTouchPressed = NO;
+	if (btmScrPos.x >= 0) {
+		isTouchPressed = YES;
+		aPoint.x = aPoint.x + dispRect.origin.x - btmScrPos.x;
+		aPoint.y = aPoint.y + dispRect.origin.y - btmScrPos.y;
+		aPoint = _NDSRotatePointAroundOrigin(aPoint, -angle);
 	}
 	
 	// Constrain the touch point to the DS dimensions.
@@ -415,85 +509,168 @@ volatile bool execute = true;

 - (void)saveStateToFileAtPath:(NSString *)fileName completionHandler:(void (^)(BOOL, NSError *))block
 {
-    // TODO: error handling
-    block([CocoaDSFile saveState:[NSURL fileURLWithPath:fileName]], nil);
+	// TODO: error handling
+	block([CocoaDSFile saveState:[NSURL fileURLWithPath:fileName]], nil);
 }

 - (void)loadStateFromFileAtPath:(NSString *)fileName completionHandler:(void (^)(BOOL, NSError *))block
 {
-    // TODO: error handling
-    block([CocoaDSFile loadState:[NSURL fileURLWithPath:fileName]], nil);
+	// TODO: error handling
+	block([CocoaDSFile loadState:[NSURL fileURLWithPath:fileName]], nil);
 }

 #pragma mark - Display Mode

 - (NSArray <NSDictionary <NSString *, id> *> *)displayModes
 {
-    if (_availableDisplayModes.count == 0)
-    {
-        _availableDisplayModes = [NSMutableArray array];
+	if (_availableDisplayModes.count == 0)
+	{
+		_availableDisplayModes = [NSMutableArray array];

-        NSArray <NSDictionary <NSString *, id> *> *availableModesWithDefault =
-        @[
-          Label(@"Screen"),
-          OptionDefault(@"Dual", @"screen"),
-          Option(@"Main", @"screen"),
-          Option(@"Touch", @"screen"),
-          ];
+		NSArray <NSDictionary <NSString *, id> *> *availableModesWithDefault =
+		@[
+		  Label(@"Screen"),
+		  Submenu(@"Dual", @[
+			OptionDefault(@"Vertical", @"screen"),
+			Option(@"Horizontal", @"screen"),
+			SeparatorItem(),
+			Label(@"Ordering"),
+			ManualOptionDefault(@"Main First", @"dualOrder"),
+			ManualOption(@"Touch First", @"dualOrder"),
+			SeparatorItem(),
+			Label(@"Separation"),
+			ManualOptionDefault(@"None", @"gap"),
+			ManualOption(@"50%", @"gap"),
+			ManualOption(@"100%", @"gap"),
+		  ]),
+		  Option(@"Main", @"screen"),
+		  Option(@"Touch", @"screen"),
+		  SeparatorItem(),
+		  Label(@"Rotation"),
+		  OptionDefault(@"0°", @"rotation"),
+		  Option(@"90°", @"rotation"),
+		  Option(@"180°", @"rotation"),
+		  Option(@"270°", @"rotation"),
+		  ];

-        // Deep mutable copy
-        _availableDisplayModes = (NSMutableArray *)CFBridgingRelease(CFPropertyListCreateDeepCopy(kCFAllocatorDefault, (CFArrayRef)availableModesWithDefault, kCFPropertyListMutableContainers));
-    }
+		// Deep mutable copy
+		_availableDisplayModes = (NSMutableArray *)CFBridgingRelease(CFPropertyListCreateDeepCopy(kCFAllocatorDefault, (CFArrayRef)availableModesWithDefault, kCFPropertyListMutableContainers));
+	}

-    return [_availableDisplayModes copy];
+	return [_availableDisplayModes copy];
 }

 - (void)changeDisplayWithMode:(NSString *)currentDisplayMode
 {
-    if (_availableDisplayModes.count == 0)
-        [self displayModes];
+	NSString *key = [self _updateMenuForDisplayMode:currentDisplayMode];

-    // First check if 'displayMode' is valid
-    BOOL isValidDisplayMode = NO;
+	_currentDisplayModeInfo[key] = currentDisplayMode;
+	[self loadDisplayModeOptions];
+}

-    for (NSDictionary *modeDict in _availableDisplayModes) {
-        if ([modeDict[OEGameCoreDisplayModeNameKey] isEqualToString:currentDisplayMode]) {
-            isValidDisplayMode = YES;
-            break;
-        }
-    }
+- (NSString *)_updateMenuForDisplayMode:(NSString *)currentDisplayMode
+{
+	if (_availableDisplayModes.count == 0)
+		[self displayModes];

-    // Disallow a 'displayMode' not found in _availableDisplayModes
-    if (!isValidDisplayMode)
-        return;
+	// First check if 'displayMode' is valid
+	NSString __block *key;
+	BOOL isValidDisplayMode = [self _enumerateDisplayModesOptionsWithBlock:^(NSDictionary *modeDict, BOOL *stop) {
+		if ([modeDict[OEGameCoreDisplayModeNameKey] isEqualToString:currentDisplayMode]) {
+			key = modeDict[OEGameCoreDisplayModePrefKeyNameKey];
+			*stop = YES;
+		}
+	}];

-    // Handle option state changes
-    for (NSMutableDictionary *optionDict in _availableDisplayModes) {
-        if (!optionDict[OEGameCoreDisplayModeNameKey])
-            continue;
-        // Mutually exclusive option state change
-        else if ([optionDict[OEGameCoreDisplayModeNameKey] isEqualToString:currentDisplayMode])
-            optionDict[OEGameCoreDisplayModeStateKey] = @YES;
-        // Reset
-        else
-            optionDict[OEGameCoreDisplayModeStateKey] = @NO;
-    }
+	// Disallow a 'displayMode' not found in _availableDisplayModes
+	if (!isValidDisplayMode)
+		return nil;

-    if ([currentDisplayMode isEqualToString:@"Dual"])
-        [self setDisplayMode:DS_DISPLAY_TYPE_DUAL];
-    else if ([currentDisplayMode isEqualToString:@"Main"])
-        [self setDisplayMode:DS_DISPLAY_TYPE_MAIN];
-    else if ([currentDisplayMode isEqualToString:@"Touch"])
-        [self setDisplayMode:DS_DISPLAY_TYPE_TOUCH];
+	// Handle option state changes
+	[self _enumerateDisplayModesOptionsWithBlock:^(NSMutableDictionary *modeDict, BOOL *stop) {
+		// Mutually exclusive option state change
+		if ([modeDict[OEGameCoreDisplayModePrefKeyNameKey] isEqual:key]) {
+			if ([modeDict[OEGameCoreDisplayModeNameKey] isEqualToString:currentDisplayMode])
+				modeDict[OEGameCoreDisplayModeStateKey] = @YES;
+			// Reset
+			else
+				modeDict[OEGameCoreDisplayModeStateKey] = @NO;
+		}
+	}];
+	
+	return key;
+}
+
+- (BOOL)_enumerateDisplayModesOptionsWithBlock:(void (^)(NSMutableDictionary *modeDict, BOOL *stop))block
+{
+	NSMutableArray *queue = [@[_availableDisplayModes] mutableCopy];
+	
+	for (NSInteger i = 0; i < queue.count; i++) {
+		for (NSMutableDictionary *modeDict in queue[i]) {
+			NSString *name = modeDict[OEGameCoreDisplayModeNameKey];
+			NSString *grpName = modeDict[OEGameCoreDisplayModeGroupItemsKey];
+			
+			if (name) {
+				BOOL stop = NO;
+				block(modeDict, &stop);
+				if (stop)
+					return YES;
+			} else if (grpName) {
+				NSArray *next = modeDict[OEGameCoreDisplayModeGroupItemsKey];
+				[queue addObject:next];
+			}
+		}
+	}
+	
+	return NO;
 }

 - (void)loadDisplayModeOptions
 {
-    // Restore screen
-    NSString *lastScreen = self.displayModeInfo[@"screen"];
-    if (lastScreen && ![lastScreen isEqualToString:@"Dual"]) {
-        [self changeDisplayWithMode:lastScreen];
-    }
+	NSString *screenStr = _currentDisplayModeInfo[@"screen"] ?: @"Vertical";
+	NSString *orderStr = _currentDisplayModeInfo[@"dualOrder"] ?: @"Main First";
+	NSString *rotationStr = _currentDisplayModeInfo[@"rotation"] ?: @"0°";
+	NSString *gapStr = _currentDisplayModeInfo[@"gap"] ?: @"None";
+	
+	NSInteger dispMode = DS_DISPLAY_TYPE_DUAL;
+	NSInteger orient = DS_DISPLAY_ORIENTATION_VERTICAL;
+	NSInteger order = DS_DISPLAY_ORDER_MAIN_FIRST;
+	NSInteger gap = 0;
+	double rotation = 0;
+	
+	if ([screenStr isEqualToString:@"Vertical"]) {
+		dispMode = DS_DISPLAY_TYPE_DUAL;
+		orient = DS_DISPLAY_ORIENTATION_VERTICAL;
+	} else if ([screenStr isEqualToString:@"Horizontal"]) {
+		dispMode = DS_DISPLAY_TYPE_DUAL;
+		orient = DS_DISPLAY_ORIENTATION_HORIZONTAL;
+	} else if ([screenStr isEqualToString:@"Main"])
+		dispMode = DS_DISPLAY_TYPE_MAIN;
+	else if ([screenStr isEqualToString:@"Touch"])
+		dispMode = DS_DISPLAY_TYPE_TOUCH;
+	
+	if ([orderStr isEqualToString:@"Main First"])
+		order = DS_DISPLAY_ORDER_MAIN_FIRST;
+	else if ([orderStr isEqualToString:@"Touch First"])
+		order = DS_DISPLAY_ORDER_TOUCH_FIRST;
+	
+	if ([rotationStr isEqualToString:@"0°"])
+		rotation = 0;
+	else if ([rotationStr isEqualToString:@"90°"])
+		rotation = 90;
+	else if ([rotationStr isEqualToString:@"180°"])
+		rotation = 180;
+	else if ([rotationStr isEqualToString:@"270°"])
+		rotation = 270;
+	
+	if ([gapStr isEqualToString:@"None"])
+		gap = 0;
+	else if ([gapStr isEqualToString:@"50%"])
+		gap = DS_DISPLAY_GAP / 2;
+	else if ([gapStr isEqualToString:@"100%"])
+		gap = DS_DISPLAY_GAP;
+	
+	[self setDisplayType:dispMode orientation:orient ordering:order rotation:rotation gap:gap];
 }

 #pragma mark Miscellaneous
@@ -28,12 +28,12 @@ typedef enum _OENDSButton
 	OENDSButtonA,
 	OENDSButtonB,
 	OENDSButtonX,
-    OENDSButtonY,
+	OENDSButtonY,
 	OENDSButtonL,
-    OENDSButtonR,
-    OENDSButtonStart,
+	OENDSButtonR,
+	OENDSButtonStart,
 	OENDSButtonSelect,
-    OENDSButtonMicrophone,
+	OENDSButtonMicrophone,
 	OENDSButtonLid,
 	OENDSButtonDebug,
 	OENDSButtonCount
@@ -0,0 +1,162 @@
+//
+//  coreaudiosound_null.cpp
+//  DeSmuME (OpenEmu Plug-in)
+//
+//  Created by Stuart Carnie on 10/30/19.
+//  Copyright © 2019 DeSmuME Team. All rights reserved.
+//
+
+#include "coreaudiosound.h"
+
+#include <CoreAudio/CoreAudio.h>
+
+
+CoreAudioInput::CoreAudioInput()
+{
+    
+}
+
+CoreAudioInput::~CoreAudioInput()
+{
+    
+}
+
+OSStatus CoreAudioInput::InitInputAUHAL(UInt32 deviceID)
+{
+    return noErr;
+    
+}
+
+void CoreAudioInput::Start()
+{
+    
+}
+
+void CoreAudioInput::Stop()
+{
+    
+}
+
+size_t CoreAudioInput::Pull()
+{
+    return 0;
+}
+
+bool CoreAudioInput::IsHardwareEnabled() const
+{
+    return false;
+}
+
+bool CoreAudioInput::IsHardwareLocked() const
+{
+    return false;
+}
+
+bool CoreAudioInput::GetPauseState() const
+{
+    return true;
+}
+
+void CoreAudioInput::SetPauseState(bool pauseState)
+{
+    
+}
+
+float CoreAudioInput::GetGain() const
+{
+    return 0;
+}
+
+void CoreAudioInput::SetGain(float normalizedGain)
+{
+    
+}
+
+void CoreAudioInput::UpdateHardwareGain(float normalizedGain)
+{
+    
+}
+
+void CoreAudioInput::UpdateHardwareLock()
+{
+    
+}
+
+void CoreAudioInput::SetCallbackHardwareStateChanged(CoreAudioInputHardwareStateChangedCallback callbackFunc, void *inParam1, void *inParam2)
+{
+    
+}
+
+void CoreAudioInput::SetCallbackHardwareGainChanged(CoreAudioInputHardwareGainChangedCallback callbackFunc, void *inParam1, void *inParam2)
+{
+    
+}
+
+
+
+#pragma mark -
+
+CoreAudioOutput::CoreAudioOutput(size_t bufferSamples, size_t sampleSize)
+{
+    
+}
+
+CoreAudioOutput::~CoreAudioOutput()
+{
+    
+}
+
+void CoreAudioOutput::start()
+{
+    
+}
+
+void CoreAudioOutput::pause()
+{
+    
+}
+
+void CoreAudioOutput::unpause()
+{
+    
+}
+
+void CoreAudioOutput::stop()
+{
+    
+}
+
+void CoreAudioOutput::writeToBuffer(const void *buffer, size_t numberSampleFrames)
+{
+    
+}
+
+void CoreAudioOutput::clearBuffer()
+{
+    
+}
+
+void CoreAudioOutput::mute()
+{
+    
+}
+
+void CoreAudioOutput::unmute()
+{
+    
+}
+
+size_t CoreAudioOutput::getAvailableSamples() const
+{
+    return 0;
+}
+
+float CoreAudioOutput::getVolume() const
+{
+    return 0;
+}
+
+void CoreAudioOutput::setVolume(float vol)
+{
+    
+}
@@ -0,0 +1,60 @@
+// Copyright (c) 2021, OpenEmu Team
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above copyright
+//       notice, this list of conditions and the following disclaimer in the
+//       documentation and/or other materials provided with the distribution.
+//     * Neither the name of the OpenEmu Team nor the
+//       names of its contributors may be used to endorse or promote products
+//       derived from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY OpenEmu Team ''AS IS'' AND ANY
+// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+// DISCLAIMED. IN NO EVENT SHALL OpenEmu Team BE LIABLE FOR ANY
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifdef __aarch64__
+#include "../../utils/arm_arm/arm_gen.cpp"
+#include "../../utils/arm_arm/arm_jit.cpp"
+#elif defined(__x86_64__)
+#include "../../utils/AsmJit/core/assembler.cpp"
+#include "../../utils/AsmJit/core/assert.cpp"
+#include "../../utils/AsmJit/core/buffer.cpp"
+#include "../../utils/AsmJit/core/compiler.cpp"
+#include "../../utils/AsmJit/core/compilercontext.cpp"
+#include "../../utils/AsmJit/core/compilerfunc.cpp"
+#include "../../utils/AsmJit/core/compileritem.cpp"
+#include "../../utils/AsmJit/core/context.cpp"
+#include "../../utils/AsmJit/core/cpuinfo.cpp"
+#include "../../utils/AsmJit/core/defs.cpp"
+#include "../../utils/AsmJit/core/func.cpp"
+#include "../../utils/AsmJit/core/logger.cpp"
+#include "../../utils/AsmJit/core/memorymanager.cpp"
+#include "../../utils/AsmJit/core/memorymarker.cpp"
+#include "../../utils/AsmJit/core/operand.cpp"
+#include "../../utils/AsmJit/core/stringbuilder.cpp"
+#include "../../utils/AsmJit/core/stringutil.cpp"
+#include "../../utils/AsmJit/core/virtualmemory.cpp"
+#include "../../utils/AsmJit/core/zonememory.cpp"
+#include "../../utils/AsmJit/x86/x86assembler.cpp"
+#include "../../utils/AsmJit/x86/x86compiler.cpp"
+#include "../../utils/AsmJit/x86/x86compilercontext.cpp"
+#include "../../utils/AsmJit/x86/x86compilerfunc.cpp"
+#include "../../utils/AsmJit/x86/x86compileritem.cpp"
+#include "../../utils/AsmJit/x86/x86cpuinfo.cpp"
+#include "../../utils/AsmJit/x86/x86defs.cpp"
+#include "../../utils/AsmJit/x86/x86func.cpp"
+#include "../../utils/AsmJit/x86/x86operand.cpp"
+#include "../../utils/AsmJit/x86/x86util.cpp"
+#else
+#error unknown arch!
+#endif
@@ -1,5 +1,5 @@
 // REVISION TRACKING
 // This file is auto-generated.
 // Do not commit this file to the code repository!
-#define SVN_REV  
-#define SVN_REV_STR " "
+#define SVN_REV 0
+#define SVN_REV_STR "0"
@@ -0,0 +1,278 @@
+#include <stdio.h>
+#include <stdint.h>
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+#ifndef __MACH__
+#include <malloc.h>
+#endif
+#include "arm_gen.h"
+
+#ifdef _3DS
+# include <malloc.h>
+# include "3ds/memory.h"
+#elif defined(VITA)
+# include <psp2/kernel/sysmem.h>
+# define RW_INIT sceKernelOpenVMDomain
+# define RW_END sceKernelCloseVMDomain
+#else
+# include <sys/mman.h>
+#endif
+
+// __clear_cache(start, end)
+#ifdef __BLACKBERRY_QNX__
+#undef __clear_cache
+#define __clear_cache(start,end) msync(start, (size_t)((void*)end - (void*)start), MS_SYNC | MS_CACHE_ONLY | MS_INVALIDATE_ICACHE);
+#elif defined(__MACH__)
+#include <libkern/OSCacheControl.h>
+#define __clear_cache mach_clear_cache
+static void __clear_cache(void *start, void *end) {
+  size_t len = (char *)end - (char *)start;
+  sys_dcache_flush(start, len);
+  sys_icache_invalidate(start, len);
+}
+#elif defined(_3DS)
+#undef __clear_cache
+#define __clear_cache(start,end)FlushInvalidateCache();
+#elif defined(VITA)
+#undef __clear_cache
+#define __clear_cache(start,end)sceKernelSyncVMDomain(block, start, (char *)end - (char *)start)
+#endif
+
+namespace arm_gen
+{
+
+#ifdef _3DS
+uint32_t* _instructions = 0;
+#endif
+
+code_pool::code_pool(uint32_t icount) :
+   instruction_count(icount),
+   instructions(0),
+   next_instruction(0),
+   flush_start(0)
+{
+
+   printf("\n\ncode_pool icount: %i\n\n", icount);
+   literal_count = 0;
+   memset(labels, 0, sizeof(labels));
+   memset(branches, 0, sizeof(branches));
+
+#if defined(_3DS)
+   if(!_instructions)
+   {
+      _instructions = (uint32_t*)memalign(4096, instruction_count * 4);
+      if (!_instructions)
+      {
+         fprintf(stderr, "memalign failed\n");
+         abort();
+      }
+      ReprotectMemory((unsigned int*)_instructions, (instruction_count * 4) / 4096, 7);
+   }
+   instructions = _instructions;
+#elif defined(VITA)
+   block = sceKernelAllocMemBlockForVM("desmume_rwx_block", instruction_count * 4);
+   if (block < 0)
+   {
+      fprintf(stderr, "sceKernelAllocMemBlockForVM failed\n");
+      abort();
+   }
+
+   if (sceKernelGetMemBlockBase(block, (void **)&instructions) < 0)
+   {
+      fprintf(stderr, "sceKernelGetMemBlockBase failed\n");
+      abort();
+   }
+#elif defined(USE_POSIX_MEMALIGN)
+   if (posix_memalign((void**)&instructions, 4096, instruction_count * 4))
+   {
+      fprintf(stderr, "posix_memalign failed\n");
+      abort();
+   }
+
+   if (mprotect(instructions, instruction_count * 4, PROT_READ | PROT_WRITE | PROT_EXEC))
+   {
+      fprintf(stderr, "mprotect failed\n");
+      abort();
+   }
+#else
+   instructions = (uint32_t*)memalign(4096, instruction_count * 4);
+   if (!instructions)
+   {
+      fprintf(stderr, "memalign failed\n");
+      abort();
+   }
+
+   if (mprotect(instructions, instruction_count * 4, PROT_READ | PROT_WRITE | PROT_EXEC))
+   {
+      fprintf(stderr, "mprotect failed\n");
+      abort();
+   }
+#endif
+}
+
+code_pool::~code_pool()
+{
+#ifdef _3DS
+   //ReprotectMemory((unsigned int*)instructions, (instruction_count * 4) / 4096, 3);
+#elif defined(VITA)
+   sceKernelFreeMemBlock(block);
+#else
+   mprotect(instructions, instruction_count * 4, PROT_READ | PROT_WRITE);
+   free(instructions);
+#endif
+}
+
+void* code_pool::fn_pointer()
+{
+   void* result = &instructions[flush_start];
+
+   __clear_cache(&instructions[flush_start], &instructions[next_instruction]);
+   flush_start = next_instruction;
+
+   return result;
+}
+
+void code_pool::set_label(const char* name)
+{
+   for (int i = 0; i < TARGET_COUNT; i ++)
+   {
+      if (labels[i].name == name)
+      {
+         fprintf(stderr, "Duplicate label\n");
+         abort();
+      }
+   }
+
+   for (int i = 0; i < TARGET_COUNT; i ++)
+   {
+      if (labels[i].name == 0)
+      {
+         labels[i].name = name;
+         labels[i].position = next_instruction;
+         return;
+      }
+   }
+
+   fprintf(stderr, "Label overflow\n");
+   abort();
+}
+
+void code_pool::resolve_label(const char* name)
+{
+#ifdef VITA
+   RW_INIT();
+#endif
+   for (int i = 0; i < TARGET_COUNT; i ++)
+   {
+      if (labels[i].name != name)
+      {
+         continue;
+      }
+
+      for (int j = 0; j < TARGET_COUNT; j ++)
+      {
+         if (branches[j].name != name)
+         {
+            continue;
+         }
+
+         const uint32_t source = branches[j].position;
+         const uint32_t target = labels[i].position;
+         instructions[source] |= ((target - source) - 2) & 0xFFFFFF;
+
+         branches[j].name = 0;
+      }
+
+      labels[i].name = 0;
+      break;
+   }
+#ifdef VITA
+   RW_END();
+#endif
+}
+
+// Code Gen: Generic
+void code_pool::insert_instruction(uint32_t op, AG_COND cond)
+{
+   assert(cond < CONDINVALID);
+   insert_raw_instruction((op & 0x0FFFFFFF) | (cond << 28));
+}
+
+void code_pool::insert_raw_instruction(uint32_t op)
+{
+   if (next_instruction >= instruction_count)
+   {
+      fprintf(stderr, "code_pool overflow\n");
+      abort();
+   }
+#ifdef VITA
+   RW_INIT();
+#endif
+   instructions[next_instruction ++] = op;
+#ifdef VITA
+   RW_END();
+#endif
+}
+
+void code_pool::alu_op(AG_ALU_OP op, reg_t rd, reg_t rn,
+                       const alu2& arg, AG_COND cond)
+{
+   assert(op < OPINVALID);
+   insert_instruction( (op << 20) | (rn << 16) | (rd << 12) | arg.encoding, cond );
+}
+
+void code_pool::mem_op(AG_MEM_OP op, reg_t rd, reg_t rn, const mem2& arg,
+                       AG_MEM_FLAGS flags, AG_COND cond)
+{
+   uint32_t instruction = 0x04000000;
+   instruction |= (op & 1) ? 1 << 20 : 0;
+   instruction |= (op & 2) ? 1 << 22 : 0;
+
+   instruction |= arg.encoding;
+   instruction |= rd << 12;
+   instruction |= rn << 16;
+
+   instruction |= flags ^ 0x1800000;
+
+   insert_instruction( instruction, cond );
+}
+
+void code_pool::b(const char* target, AG_COND cond)
+{
+   assert(target);
+
+   for (int i = 0; i < TARGET_COUNT; i ++)
+   {
+      if (branches[i].name == 0)
+      {
+         branches[i].name = target;
+         branches[i].position = next_instruction;
+         insert_instruction( 0x0A000000, cond );
+         return;
+      }
+   }
+
+   assert(false);
+}
+
+void code_pool::load_constant(reg_t target_reg, uint32_t constant, AG_COND cond)
+{
+   // TODO: Support another method for ARM procs that don't have movw|movt
+
+   uint32_t instructions[2] = { 0x03000000, 0x03400000 };
+
+   for (int i = 0; i < 2; i ++, constant >>= 16)
+   {
+      // If the upper 16-bits are zero the movt op is not needed
+      if (i == 1 && constant == 0)
+         break;
+
+      instructions[i] |= target_reg << 12;
+      instructions[i] |= constant & 0xFFF;
+      instructions[i] |= (constant & 0xF000) << 4;
+      insert_instruction( instructions[i], cond );
+   }
+}
+
+} // namespace arm_gen
@@ -0,0 +1,226 @@
+#ifndef ARM_GEN_H_LR
+#define ARM_GEN_H_LR
+
+#include <assert.h>
+#include <stdio.h>
+
+#if defined(VITA)
+# include <psp2/kernel/sysmem.h>
+#endif
+
+namespace arm_gen
+{
+
+template<uint32_t MAX>
+struct Constraint
+{
+   public:
+      Constraint(uint32_t val) : value(val) { assert(val < MAX); }
+      operator uint32_t() const { return value; }
+
+   private:
+      const uint32_t value;
+};
+
+struct reg_t : public Constraint<16>
+{
+   public:
+      reg_t(uint32_t num) : Constraint<16>(num) { }
+};
+
+// Do NOT reorder these enums
+enum AG_COND
+{
+   EQ, NE, CS, CC, MI, PL, VS, VC,
+   HI, LS, GE, LT, GT, LE, AL, EGG,
+   CONDINVALID
+};
+
+enum AG_ALU_OP
+{
+   AND, ANDS, EOR, EORS, SUB, SUBS, RSB, RSBS,
+   ADD, ADDS, ADC, ADCS, SBC, SBCS, RSC, RSCS,
+   XX1, TST , XX2, TEQ , XX3, CMP , XX4, CMN ,
+   ORR, ORRS, MOV, MOVS, BIC, BICS, MVN, MVNS,
+   OPINVALID
+};
+
+enum AG_MEM_OP
+{
+   STR, LDR, STRB, LDRB, MEMINVALID
+};
+
+enum AG_MEM_FLAGS
+{
+   POST_INDEX = 1 << 24,
+   NEGATE_OFFSET = 1 << 23,
+   WRITE_BACK = 1 << 21,
+   MEM_NONE = 0
+};
+
+enum AG_ALU_SHIFT
+{
+   LSL, LSR, ASR, ROR, SHIFTINVALID
+};
+
+struct alu2
+{
+   private:
+      alu2(uint32_t val) : encoding(val) { }
+
+   public:
+      static alu2 reg_shift_reg(reg_t rm, AG_ALU_SHIFT type, reg_t rs)     { return alu2(rm | (type << 5) | 0x10 | (rs << 8)); }
+      static alu2 reg_shift_imm(reg_t rm, AG_ALU_SHIFT type, uint32_t imm) { return alu2(rm | (type << 5) | (imm << 7)); }
+      static alu2 imm_ror(uint32_t val, uint32_t ror)                      { return alu2((1 << 25) | ((ror / 2) << 8) | val); }
+      static alu2 imm_rol(uint32_t val, uint32_t rol)                      { return imm_ror(val, (32 - rol) & 0x1F); }
+
+
+      static alu2 reg(reg_t rm)                                            { return reg_shift_imm(rm, LSL, 0); }
+      static alu2 imm(uint8_t val)                                         { return imm_ror(val, 0); }
+
+      const uint32_t encoding;
+};
+
+struct mem2
+{
+   private:
+      mem2(uint32_t val) : encoding(val) { }
+
+   public:
+      static mem2 reg_shift_imm(reg_t rm, AG_ALU_SHIFT type, uint32_t imm) { return mem2((1 << 25) | rm | (type << 5) | (imm << 7)); }
+
+      static mem2 reg(reg_t rm)                                            { return reg_shift_imm(rm, LSL, 0); }
+      static mem2 imm(uint32_t val)                                        { return mem2(val); }
+
+      const uint32_t encoding;
+};
+
+// 80 Columns be damned
+class code_pool
+{
+   public:
+      code_pool(uint32_t instruction_count);
+      ~code_pool();
+
+      uint32_t instructions_remaining() const { return instruction_count - next_instruction; }
+
+      void* fn_pointer();
+
+      // Relocs
+      void set_label(const char* name);
+      void resolve_label(const char* name);
+
+      // Code Gen: Generic
+      void insert_instruction(uint32_t op, AG_COND cond = AL);
+      void insert_raw_instruction(uint32_t op);
+
+      // Code Gen: ALU
+      void alu_op(AG_ALU_OP op, reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL);
+      void and_(reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(AND , rd, rn, arg, cond); }
+      void and_(reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(AND , rd, rd, arg, cond); }
+      void ands(reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(ANDS, rd, rn, arg, cond); }
+      void ands(reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(ANDS, rd, rd, arg, cond); }
+      void eor (reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(EOR , rd, rn, arg, cond); }
+      void eor (reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(EOR , rd, rd, arg, cond); }
+      void eors(reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(EORS, rd, rn, arg, cond); }
+      void eors(reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(EORS, rd, rd, arg, cond); }
+      void sub (reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(SUB , rd, rn, arg, cond); }
+      void sub (reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(SUB , rd, rd, arg, cond); }
+      void subs(reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(SUBS, rd, rn, arg, cond); }
+      void subs(reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(SUBS, rd, rd, arg, cond); }
+      void rsb (reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(RSB , rd, rn, arg, cond); }
+      void rsb (reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(RSB , rd, rd, arg, cond); }
+      void rsbs(reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(RSBS, rd, rn, arg, cond); }
+      void rsbs(reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(RSBS, rd, rd, arg, cond); }
+      void add (reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(ADD , rd, rn, arg, cond); }
+      void add (reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(ADD , rd, rd, arg, cond); }
+      void adds(reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(ADDS, rd, rn, arg, cond); }
+      void adds(reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(ADDS, rd, rd, arg, cond); }
+      void adc (reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(ADC , rd, rn, arg, cond); }
+      void adc (reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(ADC , rd, rd, arg, cond); }
+      void adcs(reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(ADCS, rd, rn, arg, cond); }
+      void adcs(reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(ADCS, rd, rd, arg, cond); }
+      void sbc (reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(SBC , rd, rn, arg, cond); }
+      void sbc (reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(SBC , rd, rd, arg, cond); }
+      void sbcs(reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(SBCS, rd, rn, arg, cond); }
+      void sbcs(reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(SBCS, rd, rd, arg, cond); }
+      void rsc (reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(RSC , rd, rn, arg, cond); }
+      void rsc (reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(RSC , rd, rd, arg, cond); }
+      void rscs(reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(RSCS, rd, rn, arg, cond); }
+      void rscs(reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(RSCS, rd, rd, arg, cond); }
+      void tst (          reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(TST , rn, rn, arg, cond); } // 1
+      void teq (          reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(TEQ , rn, rn, arg, cond); } // 1
+      void cmp (          reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(CMP , rn, rn, arg, cond); } // 1
+      void cmn (          reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(CMN , rn, rn, arg, cond); } // 1
+      void orr (reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(ORR , rd, rn, arg, cond); }
+      void orr (reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(ORR , rd, rd, arg, cond); }
+      void orrs(reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(ORRS, rd, rn, arg, cond); }
+      void orrs(reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(ORRS, rd, rd, arg, cond); }
+      void mov (reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(MOV , rd, rd, arg, cond); } // 2
+      void movs(reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(MOVS, rd, rd, arg, cond); } // 2
+      void bic (reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(BIC , rd, rn, arg, cond); }
+      void bic (reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(BIC , rd, rd, arg, cond); }
+      void bics(reg_t rd, reg_t rn, const alu2& arg, AG_COND cond = AL) { alu_op(BICS, rd, rn, arg, cond); }
+      void bics(reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(BICS, rd, rd, arg, cond); }
+      void mvn (reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(MVN , rd, rd, arg, cond); } // 2
+      void mvns(reg_t rd,           const alu2& arg, AG_COND cond = AL) { alu_op(MVNS, rd, rd, arg, cond); } // 2
+
+      // Code Gen: Memory
+      void mem_op(AG_MEM_OP op, reg_t rd, reg_t rn, const mem2& arg, AG_MEM_FLAGS flags = MEM_NONE, AG_COND cond = AL);
+      void ldr (reg_t rd, reg_t base, const mem2& arg = mem2::imm(0), AG_MEM_FLAGS flags = MEM_NONE, AG_COND cond = AL) { mem_op(LDR , rd, base, arg, flags, cond); }
+      void str (reg_t rd, reg_t base, const mem2& arg = mem2::imm(0), AG_MEM_FLAGS flags = MEM_NONE, AG_COND cond = AL) { mem_op(STR , rd, base, arg, flags, cond); }
+      void ldrb(reg_t rd, reg_t base, const mem2& arg = mem2::imm(0), AG_MEM_FLAGS flags = MEM_NONE, AG_COND cond = AL) { mem_op(LDRB, rd, base, arg, flags, cond); }
+      void strb(reg_t rd, reg_t base, const mem2& arg = mem2::imm(0), AG_MEM_FLAGS flags = MEM_NONE, AG_COND cond = AL) { mem_op(STRB, rd, base, arg, flags, cond); }
+
+      // Code Gen: Sign Extend
+      void sxtb(reg_t rd, reg_t rm, AG_COND cond = AL)           { insert_instruction( 0x06AF0070 | (rd << 12) | rm, cond ); }
+      void sxth(reg_t rd, reg_t rm, AG_COND cond = AL)           { insert_instruction( 0x06BF0070 | (rd << 12) | rm, cond ); }
+      void uxtb(reg_t rd, reg_t rm, AG_COND cond = AL)           { insert_instruction( 0x06EF0070 | (rd << 12) | rm, cond ); }
+      void uxth(reg_t rd, reg_t rm, AG_COND cond = AL)           { insert_instruction( 0x06FF0070 | (rd << 12) | rm, cond ); }
+
+      // Code Gen: Other
+      void set_status(reg_t source_reg, AG_COND cond = AL)  { insert_instruction( 0x0128F000 | source_reg, cond ); }
+      void get_status(reg_t dest_reg, AG_COND cond = AL)    { insert_instruction( 0x010F0000 | (dest_reg << 12), cond ); }
+      void bx(reg_t target_reg, AG_COND cond = AL)          { insert_instruction( 0x012FFF10 | target_reg, cond ); }
+      void blx(reg_t target_reg, AG_COND cond = AL)         { insert_instruction( 0x012FFF30 | target_reg, cond ); }
+      void push(uint16_t regs, AG_COND cond = AL)           { insert_instruction( 0x092D0000 | regs, cond ); }
+      void pop(uint16_t regs, AG_COND cond = AL)            { insert_instruction( 0x08BD0000 | regs, cond ); }
+
+      void b(const char* target, AG_COND cond = AL);
+
+      // Inserts a movw; movt pair to load the constant, omits movt is constant fits in 16 bits.
+      void load_constant(reg_t target_reg, uint32_t constant, AG_COND cond = AL);
+      void insert_constants();
+
+      void jmp(uint32_t offset);
+      void resolve_jmp(uint32_t instruction, uint32_t offset);
+
+      uint32_t get_next_instruction() { return next_instruction; };
+
+   private:
+      const uint32_t instruction_count;
+      uint32_t* instructions;
+
+      uint32_t next_instruction;
+      uint32_t flush_start;
+
+      uint32_t literals[128][2];
+      uint32_t literal_count;
+
+      static const uint32_t TARGET_COUNT = 16;
+
+      struct target
+      {
+         const char* name;
+         uint32_t position;
+      };
+
+      target labels[TARGET_COUNT];
+      target branches[TARGET_COUNT];
+#if defined(VITA)
+      SceUID block;
+#endif
+};
+} // namespace arm_gen
+
+#endif
@@ -0,0 +1,191 @@
+#ifndef ARM_JIT_REG_MANAGER_H
+#define ARM_JIT_REG_MANAGER_H
+
+#include <string.h>
+#include "arm_gen.h"
+#include "armcpu.h"
+
+extern const arm_gen::reg_t RCPU;
+
+class register_manager
+{
+   public:
+      register_manager(arm_gen::code_pool* apool) : pool(apool)
+      {
+         reset();
+      }
+
+      void reset()
+      {
+         memset(mapping, 0xFF, sizeof(mapping));
+         memset(usage_tag, 0, sizeof(usage_tag));
+         memset(dirty, 0, sizeof(dirty));
+         memset(weak, 0, sizeof(weak));
+         next_usage_tag = 1;
+      }
+
+      bool is_usable(arm_gen::reg_t reg) const
+      {
+         static const uint32_t USE_MAP = 0xDE0;
+         return (USE_MAP & (1 << reg)) ? true : false;
+      }
+
+   private:
+      int32_t find(uint32_t emu_reg_id)
+      {
+         for (int i = 0; i != 16; i ++)
+         {
+            if (is_usable(i) && mapping[i] == emu_reg_id)
+            {
+               usage_tag[i] = next_usage_tag ++;
+               assert(is_usable(i));
+               return i;
+            }
+         }
+
+         return -1;
+      }
+
+      int32_t get_loaded(uint32_t emu_reg_id, bool no_read)
+      {
+         int32_t current = find(emu_reg_id);
+
+         if (current >= 0)
+         {
+            if (weak[current] && !no_read)
+            {
+               read_emu(current, emu_reg_id);
+               weak[current] = false;
+            }
+         }
+
+         return current;
+      }
+
+      arm_gen::reg_t get_oldest()
+      {
+         uint32_t result = 0;
+         uint32_t lowtag = 0xFFFFFFFF;
+
+         for (int i = 0; i != 16; i ++)
+         {
+            if (is_usable(i) && usage_tag[i] < lowtag)
+            {
+               lowtag = usage_tag[i];
+               result = i;
+            }
+         }
+
+         assert(is_usable(result));
+         return result;
+      }
+
+   public:
+      void get(uint32_t reg_count, int32_t* emu_reg_ids)
+      {
+         assert(reg_count < 5);
+         bool found[5] = { false, false, false, false, false };
+
+         // Find existing registers
+         for (uint32_t i = 0; i < reg_count; i ++)
+         {
+            if (emu_reg_ids[i] < 0)
+            {
+               found[i] = true;
+            }
+            else
+            {
+               int32_t current = get_loaded(emu_reg_ids[i] & 0xF, emu_reg_ids[i] & 0x10);
+               if (current >= 0)
+               {
+                  emu_reg_ids[i] = current;
+                  found[i] = true;
+               }
+            }
+         }
+
+         // Load new registers
+         for (uint32_t i = 0; i != reg_count; i ++)
+         {
+            if (!found[i])
+            {
+               // Search register list again, in case the same register is used twice
+               int32_t current = get_loaded(emu_reg_ids[i] & 0xF, emu_reg_ids[i] & 0x10);
+               if (current >= 0)
+               {
+                  emu_reg_ids[i] = current;
+                  found[i] = true;
+               }
+               else
+               {
+                  // Read the new register
+                  arm_gen::reg_t result = get_oldest();
+                  flush(result);
+
+                  if (!(emu_reg_ids[i] & 0x10))
+                  {
+                     read_emu(result, emu_reg_ids[i] & 0xF);
+                  }
+
+                  mapping[result] = emu_reg_ids[i] & 0xF;
+                  usage_tag[result] = next_usage_tag ++;
+                  weak[result] = (emu_reg_ids[i] & 0x10) ? true : false;
+
+                  emu_reg_ids[i] = result;
+                  found[i] = true;
+               }
+            }
+         }
+      }
+
+      void mark_dirty(uint32_t native_reg)
+      {
+         assert(is_usable(native_reg));
+         dirty[native_reg] = true;
+         weak[native_reg] = false;
+      }
+
+      void flush(uint32_t native_reg)
+      {
+         assert(is_usable(native_reg));
+         if (dirty[native_reg] && !weak[native_reg])
+         {
+            write_emu(native_reg, mapping[native_reg]);
+            dirty[native_reg] = false;
+         }
+      }
+
+      void flush_all()
+      {
+         for (int i = 0; i != 16; i ++)
+         {
+            if (is_usable(i))
+            {
+               flush(i);
+            }
+         }
+      }
+
+   private:
+      void read_emu(arm_gen::reg_t native, arm_gen::reg_t emu)
+      {
+         pool->ldr(native, RCPU, arm_gen::mem2::imm(offsetof(armcpu_t, R) + 4 * emu));
+      }
+
+      void write_emu(arm_gen::reg_t native, arm_gen::reg_t emu)
+      {
+         pool->str(native, RCPU, arm_gen::mem2::imm(offsetof(armcpu_t, R) + 4 * emu));
+      }
+
+   private:
+      arm_gen::code_pool* pool;
+
+      uint32_t mapping[16]; // Mapping[native] = emu
+      uint32_t usage_tag[16];
+      bool dirty[16];
+      bool weak[16];
+
+      uint32_t next_usage_tag;
+};
+
+#endif
Author	SHA1	Message	Date
C.W. Betts	42d9266038	HAVE_STATIC_CODE_BUFFER has issues if built/linked on a newer version of macOS. Don't use it for now.	2021-01-26 00:08:31 -07:00
C.W. Betts	2a0611cd32	Port the rest of the Obj-C files used by the OpenEmu core to ARC.	2021-01-24 20:38:06 -07:00
C.W. Betts	e8d3c6ca76	Add Apple Silicon support.	2021-01-24 20:12:31 -07:00
clobber	e47e9dc66a	Bump version for sparkle updater. Core is still 0.9.11	2019-12-26 21:19:33 -07:00
Daniele Cattaneo	aee471fb3f	Hide some less-important modes from next/lastDisplayMode: actions as a UI simplification	2019-11-17 20:00:15 +01:00
Daniele Cattaneo	514109a0ac	Use the provided display buffer hint if possible.	2019-11-17 20:00:15 +01:00
Daniele Cattaneo	1e8fcbc37f	Implement screen gap options	2019-11-17 20:00:15 +01:00
Daniele Cattaneo	c43aeebecd	Implement screen rotation options	2019-11-17 20:00:15 +01:00
Daniele Cattaneo	9ec2347451	Implement screen ordering options for dual-screen mode	2019-11-17 20:00:15 +01:00
Daniele Cattaneo	20b0744e2a	Implement horizontal screen layout	2019-11-17 20:00:15 +01:00
Daniele Cattaneo	7d5ac35ada	Refactor the display mode state tracking to make it easier to implement additional display options.	2019-11-17 20:00:15 +01:00
Daniele Cattaneo	43bdc01a64	Fix files with mixed spaces/tabs indentation.	2019-11-17 14:56:03 +01:00
clobber	a5c6d11348	Bump version for sparkle updater. Core is still 0.9.11	2019-10-30 23:46:06 -05:00
Stuart Carnie	464b72b64b	fix: Stubbed Core Audio implementations for OpenEmu core	2019-10-30 18:24:01 -07:00