qv4mm_p.h

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qv4mm_p.h

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/home/opencoverage/opencoverage/guest-scripts/qtdeclarative/src/qtdeclarative/src/qml/memory/qv4mm_p.h

Line	Source	Count
1		-
2		-
3		-
4		-
5		-
6		-
7		-
8		-
9		-
10	namespace QV4 {	-
11		-
12	struct ChunkAllocator;	-
13	struct MemorySegment;	-
14		-
15	struct BlockAllocator {	-
16	BlockAllocator(ChunkAllocator chunkAllocator, ExecutionEngine engine)	-
17	: chunkAllocator(chunkAllocator), engine(engine)	-
18	{	-
19	memset(freeBins, 0, sizeof(freeBins));	-
20	} executed 198486 times by 154 tests: `end of block` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	198486
21		-
22	enum { NumBins = 8 };	-
23		-
24	static inline size_t binForSlots(size_t nSlots) {	-
25	return executed 338636 times by 18 tests: `return nSlots >= NumBins ? NumBins - 1 : nSlots;` Executed by: tst_ecmascripttests tst_examples tst_qjsengine tst_qqmlecmascript tst_qqmlnotifier tst_qqmlqt tst_qquickanimationcontroller tst_qquickdrag tst_qquickdroparea tst_qquickgridview tst_qquicklayouts tst_qquicklistview tst_qquickpositioners tst_qquickvisualdatamodel tst_quicktestmainwithsetup tst_qv4mm tst_scenegraph tst_testfiltering nSlots >= NumBins ? NumBins - 1 : nSlots; executed 338636 times by 18 tests: `return nSlots >= NumBins ? NumBins - 1 : nSlots;` Executed by: tst_ecmascripttests tst_examples tst_qjsengine tst_qqmlecmascript tst_qqmlnotifier tst_qqmlqt tst_qquickanimationcontroller tst_qquickdrag tst_qquickdroparea tst_qquickgridview tst_qquicklayouts tst_qquicklistview tst_qquickpositioners tst_qquickvisualdatamodel tst_quicktestmainwithsetup tst_qv4mm tst_scenegraph tst_testfiltering	338636
26	}	-
27		-
28	HeapItem *allocate(size_t size, bool forceAllocation = false);	-
29		-
30	size_t totalSlots() const {	-
31	return executed 295129 times by 154 tests: `return Chunk::AvailableSlotschunks.size();` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ... Chunk::AvailableSlotschunks.size(); executed 295129 times by 154 tests: `return Chunk::AvailableSlots*chunks.size();` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	295129
32	}	-
33		-
34	size_t allocatedMem() const {	-
35	return executed 22 times by 2 tests: `return chunks.size()Chunk::DataSize;` Executed by: tst_qqmlprofilerservice tst_qv4mm chunks.size()Chunk::DataSize; executed 22 times by 2 tests: `return chunks.size()*Chunk::DataSize;` Executed by: tst_qqmlprofilerservice tst_qv4mm	22
36	}	-
37	size_t usedMem() const {	-
38	uint used = 0;	-
39	for (auto c : chunks)	-
40	used += c->nUsedSlots()Chunk::SlotSize; executed 70 times by 2 tests: `used += c->nUsedSlots()Chunk::SlotSize;` Executed by: tst_qqmlprofilerservice tst_qv4mm	70
41	return executed 28 times by 2 tests: `return used;` Executed by: tst_qqmlprofilerservice tst_qv4mm used; executed 28 times by 2 tests: `return used;` Executed by: tst_qqmlprofilerservice tst_qv4mm	28
42	}	-
43		-
44	void sweep();	-
45	void freeAll();	-
46	void resetBlackBits();	-
47	void collectGrayItems(MarkStack *markStack);	-
48		-
49		-
50	HeapItem *nextFree = nullptr;	-
51	size_t nFree = 0;	-
52	size_t usedSlotsAfterLastSweep = 0;	-
53	HeapItem *freeBins[NumBins];	-
54	ChunkAllocator *chunkAllocator;	-
55	ExecutionEngine *engine;	-
56	std::vector<Chunk *> chunks;	-
57	uint *allocationStats = nullptr;	-
58	};	-
59		-
60	struct HugeItemAllocator {	-
61	HugeItemAllocator(ChunkAllocator chunkAllocator, ExecutionEngine engine)	-
62	: chunkAllocator(chunkAllocator), engine(engine)	-
63	{} executed 99244 times by 154 tests: `end of block` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	99244
64		-
65	HeapItem *allocate(size_t size);	-
66	void sweep(ClassDestroyStatsCallback classCountPtr);	-
67	void freeAll();	-
68	void resetBlackBits();	-
69	void collectGrayItems(MarkStack *markStack);	-
70		-
71	size_t usedMem() const {	-
72	size_t used = 0;	-
73	for (const auto &c : chunks)	-
74	used += c.size; never executed: `used += c.size;`	0
75	return executed 30 times by 2 tests: `return used;` Executed by: tst_qqmlprofilerservice tst_qv4mm used; executed 30 times by 2 tests: `return used;` Executed by: tst_qqmlprofilerservice tst_qv4mm	30
76	}	-
77		-
78	ChunkAllocator *chunkAllocator;	-
79	ExecutionEngine *engine;	-
80	struct HugeChunk {	-
81	MemorySegment *segment;	-
82	Chunk *chunk;	-
83	size_t size;	-
84	};	-
85		-
86	std::vector<HugeChunk> chunks;	-
87	};	-
88		-
89		-
90	class __attribute__((visibility("default"))) MemoryManager	-
91	{	-
92	MemoryManager(const MemoryManager &) = delete; MemoryManager &operator=(const MemoryManager &) = delete;;	-
93		-
94	public:	-
95	MemoryManager(ExecutionEngine *engine);	-
96	~MemoryManager();	-
97		-
98		-
99		-
100	constexpr static inline std::size_t align(std::size_t size)	-
101	{ return (size + Chunk::SlotSize - 1) & ~(Chunk::SlotSize - 1); }	-
102		-
103	template<typename ManagedType>	-
104	inline typename ManagedType::Data allocManaged(std::size_t size, Heap::InternalClass ic)	-
105	{	-
106	static_assert(bool(std::is_trivial< typename ManagedType::Data >::value), "std::is_trivial< typename ManagedType::Data >::value");	-
107	size = align(size);	-
108	typename ManagedType::Data d = static_cast<typename ManagedType::Data >(allocData(size));	-
109	d->internalClass.set(engine, ic);	-
110	((d->internalClass && d->internalClass->vtable) ? static_cast<void>(0) : qt_assert("d->internalClass && d->internalClass->vtable", __FILE__, 169));	-
111	((ic->vtable == ManagedType::staticVTable()) ? static_cast<void>(0) : qt_assert("ic->vtable == ManagedType::staticVTable()", __FILE__, 170));	-
112	return executed 114353539 times by 154 tests: `return d;` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ... d; executed 114353539 times by 154 tests: `return d;` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	114353539
113	}	-
114		-
115	template<typename ManagedType>	-
116	inline typename ManagedType::Data allocManaged(std::size_t size, InternalClass ic)	-
117	{	-
118	return executed 109486049 times by 154 tests: `return allocManaged<ManagedType>(size, ic->d());` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ... allocManaged<ManagedType>(size, ic->d()); executed 109486049 times by 154 tests: `return allocManaged<ManagedType>(size, ic->d());` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	109486049
119	}	-
120		-
121	template<typename ManagedType>	-
122	inline typename ManagedType::Data *allocManaged(std::size_t size)	-
123	{	-
124	Scope scope(engine);	-
125	Scoped<InternalClass> ic(scope, ManagedType::defaultInternalClass(engine));	-
126	return executed 109641468 times by 154 tests: `return allocManaged<ManagedType>(size, ic);` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ... allocManaged<ManagedType>(size, ic); executed 109641468 times by 154 tests: `return allocManaged<ManagedType>(size, ic);` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	109641468
127	}	-
128		-
129	template <typename ObjectType>	-
130	typename ObjectType::Data allocateObject(Heap::InternalClass ic)	-
131	{	-
132	Heap::Object *o = allocObjectWithMemberData(ObjectType::staticVTable(), ic->size);	-
133	o->internalClass.set(engine, ic);	-
134	((o->internalClass.get() && o->vtable()) ? static_cast<void>(0) : qt_assert("o->internalClass.get() && o->vtable()", __FILE__, 193));	-
135	((o->vtable() == ObjectType::staticVTable()) ? static_cast<void>(0) : qt_assert("o->vtable() == ObjectType::staticVTable()", __FILE__, 194));	-
136	return executed 53984069 times by 154 tests: `return static_cast<typename ObjectType::Data >(o);` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ... static_cast<typename ObjectType::Data >(o); executed 53984069 times by 154 tests: `return static_cast<typename ObjectType::Data *>(o);` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	53984069
137	}	-
138		-
139	template <typename ObjectType>	-
140	typename ObjectType::Data allocateObject(InternalClass ic)	-
141	{	-
142	return executed 45959685 times by 154 tests: `return allocateObject<ObjectType>(ic->d());` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ... allocateObject<ObjectType>(ic->d()); executed 45959685 times by 154 tests: `return allocateObject<ObjectType>(ic->d());` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	45959685
143	}	-
144		-
145	template <typename ObjectType>	-
146	typename ObjectType::Data *allocateObject()	-
147	{	-
148	Scope scope(engine);	-
149	Scoped<InternalClass> ic(scope, ObjectType::defaultInternalClass(engine));	-
150	ic = ic->changeVTable(ObjectType::staticVTable());	-
151	ic = ic->changePrototype(ObjectType::defaultPrototype(engine)->d());	-
152	return executed 45918127 times by 154 tests: `return allocateObject<ObjectType>(ic);` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ... allocateObject<ObjectType>(ic); executed 45918127 times by 154 tests: `return allocateObject<ObjectType>(ic);` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	45918127
153	}	-
154		-
155	template <typename ManagedType, typename Arg1>	-
156	typename ManagedType::Data *allocWithStringData(std::size_t unmanagedSize, Arg1 arg1)	-
157	{	-
158	typename ManagedType::Data o = reinterpret_cast<typename ManagedType::Data >(allocString(unmanagedSize));	-
159	o->internalClass.set(engine, ManagedType::defaultInternalClass(engine));	-
160	((o->internalClass && o->internalClass->vtable) ? static_cast<void>(0) : qt_assert("o->internalClass && o->internalClass->vtable", __FILE__, 219));	-
161	o->init(arg1);	-
162	return executed 136169219 times by 154 tests: `return o;` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ... o; executed 136169219 times by 154 tests: `return o;` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	136169219
163	}	-
164		-
165	template <typename ObjectType, typename... Args>	-
166	typename ObjectType::Data allocObject(Heap::InternalClass ic, Args... args)	-
167	{	-
168	typename ObjectType::Data *d = allocateObject<ObjectType>(ic);	-
169	d->init(args...);	-
170	return executed 7987204 times by 154 tests: `return d;` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ... d; executed 7987204 times by 154 tests: `return d;` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	7987204
171	}	-
172		-
173	template <typename ObjectType, typename... Args>	-
174	typename ObjectType::Data allocObject(InternalClass ic, Args... args)	-
175	{	-
176	typename ObjectType::Data *d = allocateObject<ObjectType>(ic);	-
177	d->init(args...);	-
178	return executed 14647 times by 3 tests: `return d;` Executed by: tst_ecmascripttests tst_qjsvalue tst_qqmlecmascript d; executed 14647 times by 3 tests: `return d;` Executed by: tst_ecmascripttests tst_qjsvalue tst_qqmlecmascript	14647
179	}	-
180		-
181	template <typename ObjectType, typename... Args>	-
182	typename ObjectType::Data *allocate(Args... args)	-
183	{	-
184	Scope scope(engine);	-
185	Scoped<ObjectType> t(scope, allocateObject<ObjectType>());	-
186	t->d_unchecked()->init(args...);	-
187	return executed 45977232 times by 154 tests: `return t->d();` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ... t->d(); executed 45977232 times by 154 tests: `return t->d();` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	45977232
188	}	-
189		-
190	template <typename ManagedType, typename... Args>	-
191	typename ManagedType::Data *alloc(Args... args)	-
192	{	-
193	Scope scope(engine);	-
194	Scoped<ManagedType> t(scope, allocManaged<ManagedType>(sizeof(typename ManagedType::Data)));	-
195	t->d_unchecked()->init(args...);	-
196	return executed 60779258 times by 154 tests: `return t->d();` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ... t->d(); executed 60779258 times by 154 tests: `return t->d();` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	60779258
197	}	-
198		-
199	void runGC();	-
200		-
201	void dumpStats() const;	-
202		-
203	size_t getUsedMem() const;	-
204	size_t getAllocatedMem() const;	-
205	size_t getLargeItemsMem() const;	-
206		-
207		-
208	void changeUnmanagedHeapSizeUsage(qptrdiff delta) { unmanagedHeapSize += delta; } executed 170433955 times by 154 tests: `end of block` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	170433955
209		-
210	template<typename ManagedType>	-
211	typename ManagedType::Data *allocIC()	-
212	{	-
213	size_t size = align(sizeof(typename ManagedType::Data));	-
214	Heap::Base b = icAllocator.allocate(size, true);	-
215	return executed 72406692 times by 154 tests: `return static_cast<typename ManagedType::Data >(b);` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ... static_cast<typename ManagedType::Data >(b); executed 72406692 times by 154 tests: `return static_cast<typename ManagedType::Data *>(b);` Executed by: tst_bindingdependencyapi tst_drawingmodes tst_ecmascripttests tst_examples tst_flickableinterop tst_multipointtoucharea_interop tst_parserstress tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qjsvalueiterator tst_qmlcachegen tst_qmldiskcache tst_qqmlapplicationengine tst_qqmlbinding tst_qqmlcomponent tst_qqmlconnections tst_qqmlconsole tst_qqmlcontext tst_qqmldebugclient tst_qqmldebugjs tst_qqmldebuglocal tst_qqmldebugservice tst_qqmlecmascript tst_qqmlenginecleanup ...	72406692
216	}	-
217		-
218	protected:	-
219		-
220	Heap::Base *allocString(std::size_t unmanagedSize);	-
221	Heap::Base *allocData(std::size_t size);	-
222	Heap::Object allocObjectWithMemberData(const QV4::VTable vtable, uint nMembers);	-
223		-
224	private:	-
225	void collectFromJSStack(MarkStack *markStack) const;	-
226	void mark();	-
227	void sweep(bool lastSweep = false, ClassDestroyStatsCallback classCountPtr = nullptr);	-
228	bool shouldRunGC() const;	-
229	void collectRoots(MarkStack *markStack);	-
230		-
231	public:	-
232	QV4::ExecutionEngine *engine;	-
233	ChunkAllocator *chunkAllocator;	-
234	BlockAllocator blockAllocator;	-
235	BlockAllocator icAllocator;	-
236	HugeItemAllocator hugeItemAllocator;	-
237	PersistentValueStorage *m_persistentValues;	-
238	PersistentValueStorage *m_weakValues;	-
239	QVector<Value *> m_pendingFreedObjectWrapperValue;	-
240		-
241	std::size_t unmanagedHeapSize = 0;	-
242	std::size_t unmanagedHeapSizeGCLimit;	-
243	std::size_t usedSlotsAfterLastFullSweep = 0;	-
244		-
245	bool gcBlocked = false;	-
246	bool aggressiveGC = false;	-
247	bool gcStats = false;	-
248	bool gcCollectorStats = false;	-
249		-
250	int allocationCount = 0;	-
251	size_t lastAllocRequestedSlots = 0;	-
252		-
253	struct {	-
254	size_t maxReservedMem = 0;	-
255	size_t maxAllocatedMem = 0;	-
256	size_t maxUsedMem = 0;	-
257	uint allocations[BlockAllocator::NumBins];	-
258	} statistics;	-
259	};	-
260		-
261	}	-
262		-
263		-

Line

Source

Count

namespace QV4 {

struct ChunkAllocator;

struct MemorySegment;

struct BlockAllocator {

BlockAllocator(ChunkAllocator *chunkAllocator, ExecutionEngine *engine)

: chunkAllocator(chunkAllocator), engine(engine)

{

memset(freeBins, 0, sizeof(freeBins));

}

executed 198486 times by 154 tests: end of block

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

198486

enum { NumBins = 8 };

static inline size_t binForSlots(size_t nSlots) {

return

executed 338636 times by 18 tests: return nSlots >= NumBins ? NumBins - 1 : nSlots;

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qqmlecmascript
tst_qqmlnotifier
tst_qqmlqt
tst_qquickanimationcontroller
tst_qquickdrag
tst_qquickdroparea
tst_qquickgridview
tst_qquicklayouts
tst_qquicklistview
tst_qquickpositioners
tst_qquickvisualdatamodel
tst_quicktestmainwithsetup
tst_qv4mm
tst_scenegraph
tst_testfiltering

nSlots >= NumBins ? NumBins - 1 : nSlots;

executed 338636 times by 18 tests: return nSlots >= NumBins ? NumBins - 1 : nSlots;

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qqmlecmascript
tst_qqmlnotifier
tst_qqmlqt
tst_qquickanimationcontroller
tst_qquickdrag
tst_qquickdroparea
tst_qquickgridview
tst_qquicklayouts
tst_qquicklistview
tst_qquickpositioners
tst_qquickvisualdatamodel
tst_quicktestmainwithsetup
tst_qv4mm
tst_scenegraph
tst_testfiltering

338636

}

HeapItem *allocate(size_t size, bool forceAllocation = false);

size_t totalSlots() const {

return

executed 295129 times by 154 tests: return Chunk::AvailableSlots*chunks.size();

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

Chunk::AvailableSlots*chunks.size();

executed 295129 times by 154 tests: return Chunk::AvailableSlots*chunks.size();

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

295129

}

size_t allocatedMem() const {

return

executed 22 times by 2 tests: return chunks.size()*Chunk::DataSize;

Executed by:

tst_qqmlprofilerservice
tst_qv4mm

chunks.size()*Chunk::DataSize;

executed 22 times by 2 tests: return chunks.size()*Chunk::DataSize;

Executed by:

tst_qqmlprofilerservice
tst_qv4mm

}

size_t usedMem() const {

uint used = 0;

for (auto c : chunks)

used += c->nUsedSlots()*Chunk::SlotSize;

executed 70 times by 2 tests: used += c->nUsedSlots()*Chunk::SlotSize;

Executed by:

tst_qqmlprofilerservice
tst_qv4mm

return

executed 28 times by 2 tests: return used;

Executed by:

tst_qqmlprofilerservice
tst_qv4mm

used;

executed 28 times by 2 tests: return used;

Executed by:

tst_qqmlprofilerservice
tst_qv4mm

}

void sweep();

void freeAll();

void resetBlackBits();

void collectGrayItems(MarkStack *markStack);

HeapItem *nextFree = nullptr;

size_t nFree = 0;

size_t usedSlotsAfterLastSweep = 0;

HeapItem *freeBins[NumBins];

ChunkAllocator *chunkAllocator;

ExecutionEngine *engine;

std::vector<Chunk *> chunks;

uint *allocationStats = nullptr;

};

struct HugeItemAllocator {

HugeItemAllocator(ChunkAllocator *chunkAllocator, ExecutionEngine *engine)

: chunkAllocator(chunkAllocator), engine(engine)

{}

executed 99244 times by 154 tests: end of block

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

99244

HeapItem *allocate(size_t size);

void sweep(ClassDestroyStatsCallback classCountPtr);

void freeAll();

void resetBlackBits();

void collectGrayItems(MarkStack *markStack);

size_t usedMem() const {

size_t used = 0;

for (const auto &c : chunks)

used += c.size;

never executed: used += c.size;

return

executed 30 times by 2 tests: return used;

Executed by:

tst_qqmlprofilerservice
tst_qv4mm

used;

executed 30 times by 2 tests: return used;

Executed by:

tst_qqmlprofilerservice
tst_qv4mm

}

ChunkAllocator *chunkAllocator;

ExecutionEngine *engine;

struct HugeChunk {

MemorySegment *segment;

Chunk *chunk;

size_t size;

};

std::vector<HugeChunk> chunks;

};

class __attribute__((visibility("default"))) MemoryManager

{

MemoryManager(const MemoryManager &) = delete; MemoryManager &operator=(const MemoryManager &) = delete;;

public:

MemoryManager(ExecutionEngine *engine);

~MemoryManager();

100

constexpr static inline std::size_t align(std::size_t size)

101

{ return (size + Chunk::SlotSize - 1) & ~(Chunk::SlotSize - 1); }

102

103

template<typename ManagedType>

104

inline typename ManagedType::Data *allocManaged(std::size_t size, Heap::InternalClass *ic)

105

{

106

static_assert(bool(std::is_trivial< typename ManagedType::Data >::value), "std::is_trivial< typename ManagedType::Data >::value");

107

size = align(size);

108

typename ManagedType::Data *d = static_cast<typename ManagedType::Data *>(allocData(size));

109

d->internalClass.set(engine, ic);

110

((d->internalClass && d->internalClass->vtable) ? static_cast<void>(0) : qt_assert("d->internalClass && d->internalClass->vtable", __FILE__, 169));

111

((ic->vtable == ManagedType::staticVTable()) ? static_cast<void>(0) : qt_assert("ic->vtable == ManagedType::staticVTable()", __FILE__, 170));

112

return

executed 114353539 times by 154 tests: return d;

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

executed 114353539 times by 154 tests: return d;

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

114353539

113

}

114

115

template<typename ManagedType>

116

inline typename ManagedType::Data *allocManaged(std::size_t size, InternalClass *ic)

117

{

118

return

executed 109486049 times by 154 tests: return allocManaged<ManagedType>(size, ic->d());

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

allocManaged<ManagedType>(size, ic->d());

executed 109486049 times by 154 tests: return allocManaged<ManagedType>(size, ic->d());

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

109486049

119

}

120

121

template<typename ManagedType>

122

inline typename ManagedType::Data *allocManaged(std::size_t size)

123

{

124

Scope scope(engine);

125

Scoped<InternalClass> ic(scope, ManagedType::defaultInternalClass(engine));

126

return

executed 109641468 times by 154 tests: return allocManaged<ManagedType>(size, ic);

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

allocManaged<ManagedType>(size, ic);

executed 109641468 times by 154 tests: return allocManaged<ManagedType>(size, ic);

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

109641468

127

}

128

129

template <typename ObjectType>

130

typename ObjectType::Data *allocateObject(Heap::InternalClass *ic)

131

{

132

Heap::Object *o = allocObjectWithMemberData(ObjectType::staticVTable(), ic->size);

133

o->internalClass.set(engine, ic);

134

((o->internalClass.get() && o->vtable()) ? static_cast<void>(0) : qt_assert("o->internalClass.get() && o->vtable()", __FILE__, 193));

135

((o->vtable() == ObjectType::staticVTable()) ? static_cast<void>(0) : qt_assert("o->vtable() == ObjectType::staticVTable()", __FILE__, 194));

136

return

executed 53984069 times by 154 tests: return static_cast<typename ObjectType::Data *>(o);

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

static_cast<typename ObjectType::Data *>(o);

executed 53984069 times by 154 tests: return static_cast<typename ObjectType::Data *>(o);

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

53984069

137

}

138

139

template <typename ObjectType>

140

typename ObjectType::Data *allocateObject(InternalClass *ic)

141

{

142

return

executed 45959685 times by 154 tests: return allocateObject<ObjectType>(ic->d());

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

allocateObject<ObjectType>(ic->d());

executed 45959685 times by 154 tests: return allocateObject<ObjectType>(ic->d());

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

45959685

143

}

144

145

template <typename ObjectType>

146

typename ObjectType::Data *allocateObject()

147

{

148

Scope scope(engine);

149

Scoped<InternalClass> ic(scope, ObjectType::defaultInternalClass(engine));

150

ic = ic->changeVTable(ObjectType::staticVTable());

151

ic = ic->changePrototype(ObjectType::defaultPrototype(engine)->d());

152

return

executed 45918127 times by 154 tests: return allocateObject<ObjectType>(ic);

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

allocateObject<ObjectType>(ic);

executed 45918127 times by 154 tests: return allocateObject<ObjectType>(ic);

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

45918127

153

}

154

155

template <typename ManagedType, typename Arg1>

156

typename ManagedType::Data *allocWithStringData(std::size_t unmanagedSize, Arg1 arg1)

157

{

158

typename ManagedType::Data *o = reinterpret_cast<typename ManagedType::Data *>(allocString(unmanagedSize));

159

o->internalClass.set(engine, ManagedType::defaultInternalClass(engine));

160

((o->internalClass && o->internalClass->vtable) ? static_cast<void>(0) : qt_assert("o->internalClass && o->internalClass->vtable", __FILE__, 219));

161

o->init(arg1);

162

return

executed 136169219 times by 154 tests: return o;

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

executed 136169219 times by 154 tests: return o;

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

136169219

163

}

164

165

template <typename ObjectType, typename... Args>

166

typename ObjectType::Data *allocObject(Heap::InternalClass *ic, Args... args)

167

{

168

typename ObjectType::Data *d = allocateObject<ObjectType>(ic);

169

d->init(args...);

170

return

executed 7987204 times by 154 tests: return d;

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

executed 7987204 times by 154 tests: return d;

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

7987204

171

}

172

173

template <typename ObjectType, typename... Args>

174

typename ObjectType::Data *allocObject(InternalClass *ic, Args... args)

175

{

176

typename ObjectType::Data *d = allocateObject<ObjectType>(ic);

177

d->init(args...);

178

return

executed 14647 times by 3 tests: return d;

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript

executed 14647 times by 3 tests: return d;

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript

14647

179

}

180

181

template <typename ObjectType, typename... Args>

182

typename ObjectType::Data *allocate(Args... args)

183

{

184

Scope scope(engine);

185

Scoped<ObjectType> t(scope, allocateObject<ObjectType>());

186

t->d_unchecked()->init(args...);

187

return

executed 45977232 times by 154 tests: return t->d();

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

t->d();

executed 45977232 times by 154 tests: return t->d();

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

45977232

188

}

189

190

template <typename ManagedType, typename... Args>

191

typename ManagedType::Data *alloc(Args... args)

192

{

193

Scope scope(engine);

194

Scoped<ManagedType> t(scope, allocManaged<ManagedType>(sizeof(typename ManagedType::Data)));

195

t->d_unchecked()->init(args...);

196

return

executed 60779258 times by 154 tests: return t->d();

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

t->d();

executed 60779258 times by 154 tests: return t->d();

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

60779258

}

void runGC();

void dumpStats() const;

202

203

size_t getUsedMem() const;

204

size_t getAllocatedMem() const;

205

size_t getLargeItemsMem() const;

206

207

208

void changeUnmanagedHeapSizeUsage(qptrdiff delta) { unmanagedHeapSize += delta; }

executed 170433955 times by 154 tests: end of block

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

170433955

209

210

template<typename ManagedType>

211

typename ManagedType::Data *allocIC()

212

{

213

size_t size = align(sizeof(typename ManagedType::Data));

214

Heap::Base *b = *icAllocator.allocate(size, true);

215

return

executed 72406692 times by 154 tests: return static_cast<typename ManagedType::Data *>(b);

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

static_cast<typename ManagedType::Data *>(b);

executed 72406692 times by 154 tests: return static_cast<typename ManagedType::Data *>(b);

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_ecmascripttests
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugclient
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmldebugservice
tst_qqmlecmascript
tst_qqmlenginecleanup
...

72406692

}

protected:

Heap::Base *allocString(std::size_t unmanagedSize);

221

Heap::Base *allocData(std::size_t size);

222

Heap::Object *allocObjectWithMemberData(const QV4::VTable *vtable, uint nMembers);

223

224

private:

225

void collectFromJSStack(MarkStack *markStack) const;

226

void mark();

227

void sweep(bool lastSweep = false, ClassDestroyStatsCallback classCountPtr = nullptr);

228

bool shouldRunGC() const;

229

void collectRoots(MarkStack *markStack);

230

231

public:

232

QV4::ExecutionEngine *engine;

233

ChunkAllocator *chunkAllocator;

234

BlockAllocator blockAllocator;

235

BlockAllocator icAllocator;

236

HugeItemAllocator hugeItemAllocator;

237

PersistentValueStorage *m_persistentValues;

238

PersistentValueStorage *m_weakValues;

239

QVector<Value *> m_pendingFreedObjectWrapperValue;

240

241

std::size_t unmanagedHeapSize = 0;

242

std::size_t unmanagedHeapSizeGCLimit;

243

std::size_t usedSlotsAfterLastFullSweep = 0;

244

245

bool gcBlocked = false;

246

bool aggressiveGC = false;

247

bool gcStats = false;

248

bool gcCollectorStats = false;

249

250

int allocationCount = 0;

251

size_t lastAllocRequestedSlots = 0;

252

253

struct {

254

size_t maxReservedMem = 0;

255

size_t maxAllocatedMem = 0;

256

size_t maxUsedMem = 0;

257

uint allocations[BlockAllocator::NumBins];

} statistics;

};

}

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