Merge branch 'master' into medusa

CHANGES

@@ -88,6 +88,8 @@ Other fixes:
  - SM83: Simplify register pair access on big endian
  - Wii: Fix pixelated filtering on interframe blending (fixes mgba.io/i/1830)
 Misc:
+ - GB: Allow pausing event loop while CPU is blocked
+ - GBA: Allow pausing event loop while CPU is blocked
  - Debugger: Keep track of global cycle count
  - FFmpeg: Add looping option for GIF/APNG
  - FFmpeg: Use range coder for FFV1 to reduce output size

CMakeLists.txt

@@ -13,7 +13,7 @@ set(CMAKE_C_STANDARD 99)
 if(NOT MSVC)
 	set(CMAKE_C_STANDARD_REQUIRED ON)
 	set(CMAKE_C_EXTENSIONS OFF)
-	if(SWITCH)
+	if(SWITCH OR 3DS)
 		set(CMAKE_C_STANDARD 11)
 		set(CMAKE_C_EXTENSIONS ON)
 	elseif(CMAKE_C_COMPILER_ID STREQUAL "GNU" AND CMAKE_C_COMPILER_VERSION VERSION_LESS "4.3")
@@ -297,6 +297,7 @@ include(CheckIncludeFiles)
 check_function_exists(strdup HAVE_STRDUP)
 check_function_exists(strndup HAVE_STRNDUP)
 check_function_exists(strlcpy HAVE_STRLCPY)
+check_function_exists(vasprintf HAVE_VASPRINTF)
 if(NOT DEFINED PSP2)
 	check_function_exists(localtime_r HAVE_LOCALTIME_R)
 endif()
@@ -379,6 +380,10 @@ if(HAVE_STRLCPY)
 	list(APPEND FUNCTION_DEFINES HAVE_STRLCPY)
 endif()
 
+if(HAVE_VASPRINTF)
+	list(APPEND FUNCTION_DEFINES HAVE_VASPRINTF)
+endif()
+
 if(HAVE_LOCALTIME_R)
 	list(APPEND FUNCTION_DEFINES HAVE_LOCALTIME_R)
 endif()
@@ -988,6 +993,9 @@ endif()
 if(NOT USE_CMOCKA)
 	set(BUILD_SUITE OFF)
 endif()
+if(BUILD_TEST OR BUILD_SUITE OR BUILD_CINEMA)
+	enable_testing()
+endif()
 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/src/platform/test ${CMAKE_CURRENT_BINARY_DIR}/test)
 
 if(BUILD_EXAMPLE)

include/mgba-util/platform/posix/threading.h

@@ -24,6 +24,7 @@ typedef THREAD_ENTRY (*ThreadEntry)(void*);
 typedef pthread_t Thread;
 typedef pthread_mutex_t Mutex;
 typedef pthread_cond_t Condition;
+typedef pthread_key_t ThreadLocal;
 
 static inline int MutexInit(Mutex* mutex) {
 	return pthread_mutex_init(mutex, 0);
@@ -101,6 +102,18 @@ static inline int ThreadSetName(const char* name) {
 #endif
 }
 
+static inline void ThreadLocalInitKey(ThreadLocal* key) {
+	pthread_key_create(key, 0);
+}
+
+static inline void ThreadLocalSetKey(ThreadLocal key, void* value) {
+	pthread_setspecific(key, value);
+}
+
+static inline void* ThreadLocalGetValue(ThreadLocal key) {
+	return pthread_getspecific(key);
+}
+
 CXX_GUARD_END
 
 #endif

include/mgba-util/platform/psp2/threading.h

@@ -17,6 +17,7 @@ typedef struct {
 } Condition;
 #define THREAD_ENTRY int
 typedef THREAD_ENTRY (*ThreadEntry)(void*);
+typedef int ThreadLocal;
 
 static inline int MutexInit(Mutex* mutex) {
 	Mutex id = sceKernelCreateMutex("mutex", 0, 0, 0);
@@ -143,4 +144,19 @@ static inline int ThreadSetName(const char* name) {
 	UNUSED(name);
 	return -1;
 }
+
+static inline void ThreadLocalInitKey(ThreadLocal* key) {
+	static int base = 0x90;
+	*key = __atomic_fetch_add(&base, 1, __ATOMIC_SEQ_CST);
+}
+
+static inline void ThreadLocalSetKey(ThreadLocal key, void* value) {
+	void** tls = sceKernelGetTLSAddr(key);
+	*tls = value;
+}
+
+static inline void* ThreadLocalGetValue(ThreadLocal key) {
+	void** tls = sceKernelGetTLSAddr(key);
+	return *tls;
+}
 #endif

include/mgba-util/platform/windows/threading.h

@@ -16,6 +16,7 @@ typedef THREAD_ENTRY ThreadEntry(LPVOID);
 typedef HANDLE Thread;
 typedef CRITICAL_SECTION Mutex;
 typedef CONDITION_VARIABLE Condition;
+typedef DWORD ThreadLocal;
 
 static inline int MutexInit(Mutex* mutex) {
 	InitializeCriticalSection(mutex);
@@ -88,4 +89,16 @@ static inline int ThreadSetName(const char* name) {
 	return -1;
 }
 
+static inline void ThreadLocalInitKey(ThreadLocal* key) {
+	*key = TlsAlloc();
+}
+
+static inline void ThreadLocalSetKey(ThreadLocal key, void* value) {
+	TlsSetValue(key, value);
+}
+
+static inline void* ThreadLocalGetValue(ThreadLocal key) {
+	return TlsGetValue(key);
+}
+
 #endif

include/mgba-util/string.h

@@ -45,6 +45,7 @@ const char* hex4(const char* line, uint8_t* out);
 void rtrim(char* string);
 
 ssize_t parseQuotedString(const char* unparsed, ssize_t unparsedLen, char* parsed, ssize_t parsedLen);
+bool wildcard(const char* search, const char* string);
 
 CXX_GUARD_END
 

include/mgba-util/threading.h

@@ -11,6 +11,12 @@
 CXX_GUARD_START
 
 #ifndef DISABLE_THREADING
+#if __STDC_VERSION__ >= 201112L
+#define ThreadLocal _Thread_local void*
+#define ThreadLocalInitKey(X)
+#define ThreadLocalSetKey(K, V) K = V
+#define ThreadLocalGetValue(K) K
+#endif
 #ifdef USE_PTHREADS
 #include <mgba-util/platform/posix/threading.h>
 #elif defined(_WIN32)
@@ -40,6 +46,7 @@ typedef void* Thread;
 typedef void* Mutex;
 #endif
 typedef void* Condition;
+typedef int ThreadLocal;
 
 static inline int MutexInit(Mutex* mutex) {
 	UNUSED(mutex);
@@ -93,6 +100,20 @@ static inline int ConditionWake(Condition* cond) {
 	UNUSED(cond);
 	return 0;
 }
+
+static inline void ThreadLocalInitKey(ThreadLocal* key) {
+	UNUSED(key);
+}
+
+static inline void ThreadLocalSetKey(ThreadLocal key, void* value) {
+	UNUSED(key);
+	UNUSED(value);
+}
+
+static inline void* ThreadLocalGetValue(ThreadLocal key) {
+	UNUSED(key);
+	return NULL;
+}
 #endif
 
 CXX_GUARD_END

include/mgba/internal/gb/serialize.h

@@ -235,6 +235,8 @@ DECL_BIT(GBSerializedCpuFlags, Condition, 0);
 DECL_BIT(GBSerializedCpuFlags, IrqPending, 1);
 DECL_BIT(GBSerializedCpuFlags, DoubleSpeed, 2);
 DECL_BIT(GBSerializedCpuFlags, EiPending, 3);
+DECL_BIT(GBSerializedCpuFlags, Halted, 4);
+DECL_BIT(GBSerializedCpuFlags, Blocked, 5);
 
 DECL_BITFIELD(GBSerializedTimerFlags, uint8_t);
 DECL_BIT(GBSerializedTimerFlags, IrqPending, 0);

include/mgba/internal/gba/serialize.h

@@ -236,6 +236,7 @@ DECL_BITFIELD(GBASerializedMiscFlags, uint32_t);
 DECL_BIT(GBASerializedMiscFlags, Halted, 0);
 DECL_BIT(GBASerializedMiscFlags, POSTFLG, 1);
 DECL_BIT(GBASerializedMiscFlags, IrqPending, 2);
+DECL_BIT(GBASerializedMiscFlags, Blocked, 3);
 
 struct GBASerializedState {
 	uint32_t versionMagic;

src/core/thread.c

@@ -16,23 +16,22 @@
 #ifndef DISABLE_THREADING
 
 static const float _defaultFPSTarget = 60.f;
+static ThreadLocal _contextKey;
 
 #ifdef USE_PTHREADS
-static pthread_key_t _contextKey;
 static pthread_once_t _contextOnce = PTHREAD_ONCE_INIT;
 
 static void _createTLS(void) {
-	pthread_key_create(&_contextKey, 0);
+	ThreadLocalInitKey(&_contextKey);
 }
 #elif _WIN32
-static DWORD _contextKey;
 static INIT_ONCE _contextOnce = INIT_ONCE_STATIC_INIT;
 
 static BOOL CALLBACK _createTLS(PINIT_ONCE once, PVOID param, PVOID* context) {
 	UNUSED(once);
 	UNUSED(param);
 	UNUSED(context);
-	_contextKey = TlsAlloc();
+	ThreadLocalInitKey(&_contextKey);
 	return TRUE;
 }
 #endif
@@ -144,12 +143,11 @@ static THREAD_ENTRY _mCoreThreadRun(void* context) {
 	struct mCoreThread* threadContext = context;
 #ifdef USE_PTHREADS
 	pthread_once(&_contextOnce, _createTLS);
-	pthread_setspecific(_contextKey, threadContext);
 #elif _WIN32
 	InitOnceExecuteOnce(&_contextOnce, _createTLS, NULL, 0);
-	TlsSetValue(_contextKey, threadContext);
 #endif
 
+	ThreadLocalSetKey(_contextKey, threadContext);
 	ThreadSetName("CPU Thread");
 
 #if !defined(_WIN32) && defined(USE_PTHREADS)
@@ -620,21 +618,14 @@ void mCoreThreadStopWaiting(struct mCoreThread* threadContext) {
 	MutexUnlock(&threadContext->impl->stateMutex);
 }
 
+struct mCoreThread* mCoreThreadGet(void) {
 #ifdef USE_PTHREADS
-struct mCoreThread* mCoreThreadGet(void) {
 	pthread_once(&_contextOnce, _createTLS);
-	return pthread_getspecific(_contextKey);
-}
 #elif _WIN32
-struct mCoreThread* mCoreThreadGet(void) {
 	InitOnceExecuteOnce(&_contextOnce, _createTLS, NULL, 0);
-	return TlsGetValue(_contextKey);
-}
-#else
-struct mCoreThread* mCoreThreadGet(void) {
-	return NULL;
-}
 #endif
+	return ThreadLocalGetValue(_contextKey);
+}
 
 static void _mCoreLog(struct mLogger* logger, int category, enum mLogLevel level, const char* format, va_list args) {
 	UNUSED(logger);

src/gb/gb.c

@@ -681,7 +681,7 @@ void GBProcessEvents(struct SM83Core* cpu) {
 		nextEvent = cycles;
 		do {
 			nextEvent = mTimingTick(&gb->timing, nextEvent);
-		} while (gb->cpuBlocked);
+		} while (gb->cpuBlocked && !gb->earlyExit);
 		cpu->nextEvent = nextEvent;
 
 		if (cpu->halted) {
@@ -695,6 +695,9 @@ void GBProcessEvents(struct SM83Core* cpu) {
 		}
 	} while (cpu->cycles >= cpu->nextEvent);
 	gb->earlyExit = false;
+	if (gb->cpuBlocked) {
+		cpu->cycles = cpu->nextEvent;
+	}
 }
 
 void GBSetInterrupts(struct SM83Core* cpu, bool enable) {

src/gb/serialize.c

@@ -56,6 +56,8 @@ void GBSerialize(struct GB* gb, struct GBSerializedState* state) {
 	flags = GBSerializedCpuFlagsSetIrqPending(flags, gb->cpu->irqPending);
 	flags = GBSerializedCpuFlagsSetDoubleSpeed(flags, gb->doubleSpeed);
 	flags = GBSerializedCpuFlagsSetEiPending(flags, mTimingIsScheduled(&gb->timing, &gb->eiPending));
+	flags = GBSerializedCpuFlagsSetHalted(flags, gb->cpu->halted);
+	flags = GBSerializedCpuFlagsSetBlocked(flags, gb->cpuBlocked);
 	STORE_32LE(flags, 0, &state->cpu.flags);
 	STORE_32LE(gb->eiPending.when - mTimingCurrentTime(&gb->timing), 0, &state->cpu.eiPending);
 
@@ -173,6 +175,9 @@ bool GBDeserialize(struct GB* gb, const struct GBSerializedState* state) {
 	gb->cpu->condition = GBSerializedCpuFlagsGetCondition(flags);
 	gb->cpu->irqPending = GBSerializedCpuFlagsGetIrqPending(flags);
 	gb->doubleSpeed = GBSerializedCpuFlagsGetDoubleSpeed(flags);
+	gb->cpu->halted = GBSerializedCpuFlagsGetHalted(flags);
+	gb->cpuBlocked = GBSerializedCpuFlagsGetBlocked(flags);
+
 	gb->audio.timingFactor = gb->doubleSpeed + 1;
 
 	LOAD_32LE(gb->cpu->cycles, 0, &state->cpu.cycles);

src/gb/video.c

@@ -379,6 +379,7 @@ void _updateFrameCount(struct mTiming* timing, void* context, uint32_t cyclesLat
 	GBFrameEnded(video->p);
 	mCoreSyncPostFrame(video->p->sync);
 	++video->frameCounter;
+	video->p->earlyExit = true;
 
 	GBFrameStarted(video->p);
 }

src/gba/gba.c

@@ -286,7 +286,7 @@ static void GBAProcessEvents(struct ARMCore* cpu) {
 			}
 #endif
 			nextEvent = mTimingTick(&gba->timing, cycles < nextEvent ? nextEvent : cycles);
-		} while (gba->cpuBlocked);
+		} while (gba->cpuBlocked && !gba->earlyExit);
 
 		cpu->nextEvent = nextEvent;
 		if (cpu->halted) {
@@ -305,11 +305,9 @@ static void GBAProcessEvents(struct ARMCore* cpu) {
 		}
 	}
 	gba->earlyExit = false;
-#ifndef NDEBUG
 	if (gba->cpuBlocked) {
-		mLOG(GBA, FATAL, "CPU is blocked!");
+		cpu->cycles = cpu->nextEvent;
 	}
-#endif
 }
 
 #ifdef USE_DEBUGGERS

src/gba/serialize.c

@@ -67,6 +67,7 @@ void GBASerialize(struct GBA* gba, struct GBASerializedState* state) {
 		miscFlags = GBASerializedMiscFlagsFillIrqPending(miscFlags);
 		STORE_32(gba->irqEvent.when - mTimingCurrentTime(&gba->timing), 0, &state->nextIrq);
 	}
+	miscFlags = GBASerializedMiscFlagsSetBlocked(miscFlags, gba->cpuBlocked);
 	STORE_32(miscFlags, 0, &state->miscFlags);
 
 	GBAMemorySerialize(&gba->memory, state);
@@ -185,6 +186,7 @@ bool GBADeserialize(struct GBA* gba, const struct GBASerializedState* state) {
 		LOAD_32(when, 0, &state->nextIrq);
 		mTimingSchedule(&gba->timing, &gba->irqEvent, when);		
 	}
+	gba->cpuBlocked = GBASerializedMiscFlagsGetBlocked(miscFlags);
 
 	GBAVideoDeserialize(&gba->video, state);
 	GBAMemoryDeserialize(&gba->memory, state);

src/gba/video.c

@@ -196,6 +196,7 @@ void _startHdraw(struct mTiming* timing, void* context, uint32_t cyclesLate) {
 			video->frameskipCounter = video->frameskip;
 		}
 		++video->frameCounter;
+		video->p->earlyExit = true;
 		break;
 	case VIDEO_VERTICAL_TOTAL_PIXELS - 1:
 		video->p->memory.io[REG_DISPSTAT >> 1] = GBARegisterDISPSTATClearInVblank(dispstat);

src/platform/python/CMakeLists.txt

@@ -54,9 +54,8 @@ add_custom_target(${BINARY_NAME}-py-bdist
                   WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
                   DEPENDS ${BINARY_NAME}-py)
 
-file(GLOB BASE_TESTS ${CMAKE_CURRENT_SOURCE_DIR}/test_*.py)
-file(GLOB SUBTESTS ${CMAKE_CURRENT_SOURCE_DIR}/tests/*/test_*.py)
-foreach(TEST IN LISTS BASE_TESTS SUBTESTS)
+file(GLOB TESTS ${CMAKE_CURRENT_SOURCE_DIR}/tests/*/test_*.py)
+foreach(TEST IN LISTS TESTS)
 	if(APPLE)
 		set(PATH DYLD_LIBRARY_PATH)
 	elseif(WIN32)
@@ -64,7 +63,7 @@ foreach(TEST IN LISTS BASE_TESTS SUBTESTS)
 	else()
 		set(PATH LD_LIBRARY_PATH)
 	endif()
-	string(REGEX REPLACE "${CMAKE_CURRENT_SOURCE_DIR}/(tests/.*/)?test_" "" TEST_NAME "${TEST}")
+	string(REGEX REPLACE "${CMAKE_CURRENT_SOURCE_DIR}/tests/(.*/)?test_" "" TEST_NAME "${TEST}")
 	string(REPLACE ".py" "" TEST_NAME "${TEST_NAME}")
 	add_test(NAME python-${TEST_NAME}
                COMMAND ${PYTHON_EXECUTABLE} setup.py build -b ${CMAKE_CURRENT_BINARY_DIR} pytest --extras --addopts ${TEST}

src/platform/test/CMakeLists.txt

@@ -43,4 +43,5 @@ if(BUILD_CINEMA)
 	add_executable(${BINARY_NAME}-cinema ${CMAKE_CURRENT_SOURCE_DIR}/cinema-main.c)
 	target_link_libraries(${BINARY_NAME}-cinema ${BINARY_NAME} ${PLATFORM_LIBRARY})
 	set_target_properties(${BINARY_NAME}-cinema PROPERTIES COMPILE_DEFINITIONS "${OS_DEFINES};${FEATURE_DEFINES};${FUNCTION_DEFINES}")
+	add_test(cinema ${BINARY_NAME}-cinema -v)
 endif()

src/util/string.c

@@ -518,4 +518,34 @@ ssize_t parseQuotedString(const char* unparsed, ssize_t unparsedLen, char* parse
 		}
 	}
 	return -1;
+}
+
+bool wildcard(const char* search, const char* string) {
+	while (true) {
+		if (search[0] == '*') {
+			while (search[0] == '*') {
+				++search;
+			}
+			if (!search[0]) {
+				return true;
+			}
+			while (string[0]) {
+				if (string[0] == search[0] && wildcard(search, string)) {
+					return true;
+				}
+				++string;
+			}
+			return false;
+		} else if (!search[0]) {
+			return !string[0];
+		} else if (!string[0]) {
+			return false;
+		} else if (string[0] != search[0]) {
+			return false;
+		} else {
+			++search;
+			++string;
+		}
+	}
+	return false;
 }