Minimize malloc heap allocation on process startup.
R=vegorov@chromium.org BUG=http://b/issue?id=5095592 Review URL: http://codereview.chromium.org/7572018 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@8833 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
vitalyr@chromium.org
parent
d63014d62e
commit
1dcb6e33cd
@ -84,7 +84,7 @@ namespace v8 {
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if (has_pending_exception) { \
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if (handle_scope_implementer->CallDepthIsZero() && \
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(isolate)->is_out_of_memory()) { \
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if (!handle_scope_implementer->ignore_out_of_memory()) \
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if (!(isolate)->ignore_out_of_memory()) \
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i::V8::FatalProcessOutOfMemory(NULL); \
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} \
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bool call_depth_is_zero = handle_scope_implementer->CallDepthIsZero(); \
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@ -4259,8 +4259,8 @@ static void* ExternalValueImpl(i::Handle<i::Object> obj) {
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Local<Value> v8::External::Wrap(void* data) {
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i::Isolate* isolate = i::Isolate::Current();
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STATIC_ASSERT(sizeof(data) == sizeof(i::Address));
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LOG_API(isolate, "External::Wrap");
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EnsureInitializedForIsolate(isolate, "v8::External::Wrap()");
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LOG_API(isolate, "External::Wrap");
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ENTER_V8(isolate);
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v8::Local<v8::Value> result = CanBeEncodedAsSmi(data)
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@ -4304,8 +4304,8 @@ void* v8::External::FullUnwrap(v8::Handle<v8::Value> wrapper) {
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Local<External> v8::External::New(void* data) {
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STATIC_ASSERT(sizeof(data) == sizeof(i::Address));
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i::Isolate* isolate = i::Isolate::Current();
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LOG_API(isolate, "External::New");
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EnsureInitializedForIsolate(isolate, "v8::External::New()");
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LOG_API(isolate, "External::New");
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ENTER_V8(isolate);
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return ExternalNewImpl(data);
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}
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@ -4797,8 +4797,7 @@ Local<Integer> Integer::NewFromUnsigned(uint32_t value) {
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void V8::IgnoreOutOfMemoryException() {
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EnterIsolateIfNeeded()->handle_scope_implementer()->set_ignore_out_of_memory(
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true);
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EnterIsolateIfNeeded()->set_ignore_out_of_memory(true);
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}
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@ -404,7 +404,6 @@ class HandleScopeImplementer {
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entered_contexts_(0),
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saved_contexts_(0),
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spare_(NULL),
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ignore_out_of_memory_(false),
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call_depth_(0) { }
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// Threading support for handle data.
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@ -437,10 +436,6 @@ class HandleScopeImplementer {
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inline bool HasSavedContexts();
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inline List<internal::Object**>* blocks() { return &blocks_; }
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inline bool ignore_out_of_memory() { return ignore_out_of_memory_; }
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inline void set_ignore_out_of_memory(bool value) {
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ignore_out_of_memory_ = value;
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}
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private:
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void ResetAfterArchive() {
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@ -448,7 +443,6 @@ class HandleScopeImplementer {
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entered_contexts_.Initialize(0);
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saved_contexts_.Initialize(0);
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spare_ = NULL;
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ignore_out_of_memory_ = false;
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call_depth_ = 0;
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}
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@ -473,7 +467,6 @@ class HandleScopeImplementer {
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// Used as a stack to keep track of saved contexts.
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List<Context*> saved_contexts_;
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Object** spare_;
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bool ignore_out_of_memory_;
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int call_depth_;
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// This is only used for threading support.
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v8::ImplementationUtilities::HandleScopeData handle_scope_data_;
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@ -1965,7 +1965,7 @@ void Debug::AfterGarbageCollection() {
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Debugger::Debugger(Isolate* isolate)
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: debugger_access_(OS::CreateMutex()),
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: debugger_access_(isolate->debugger_access()),
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event_listener_(Handle<Object>()),
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event_listener_data_(Handle<Object>()),
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compiling_natives_(false),
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@ -1987,8 +1987,6 @@ Debugger::Debugger(Isolate* isolate)
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Debugger::~Debugger() {
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delete debugger_access_;
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debugger_access_ = 0;
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delete dispatch_handler_access_;
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dispatch_handler_access_ = 0;
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delete command_received_;
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@ -132,7 +132,7 @@ static Handle<Object> Invoke(bool construct,
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if (*has_pending_exception) {
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isolate->ReportPendingMessages();
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if (isolate->pending_exception() == Failure::OutOfMemoryException()) {
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if (!isolate->handle_scope_implementer()->ignore_out_of_memory()) {
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if (!isolate->ignore_out_of_memory()) {
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V8::FatalProcessOutOfMemory("JS", true);
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}
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}
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145
src/isolate.cc
145
src/isolate.cc
@ -76,6 +76,10 @@ int ThreadId::GetCurrentThreadId() {
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ThreadLocalTop::ThreadLocalTop() {
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InitializeInternal();
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// This flag may be set using v8::V8::IgnoreOutOfMemoryException()
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// before an isolate is initialized. The initialize methods below do
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// not touch it to preserve its value.
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ignore_out_of_memory_ = false;
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}
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@ -382,7 +386,6 @@ void Isolate::EnsureDefaultIsolate() {
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if (Thread::GetThreadLocal(isolate_key_) == NULL) {
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Thread::SetThreadLocal(isolate_key_, default_isolate_);
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}
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CHECK(default_isolate_->PreInit());
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}
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@ -654,6 +657,7 @@ void Isolate::PrintStack() {
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incomplete_message_ = &accumulator;
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PrintStack(&accumulator);
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accumulator.OutputToStdOut();
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InitializeLoggingAndCounters();
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accumulator.Log();
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incomplete_message_ = NULL;
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stack_trace_nesting_level_ = 0;
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@ -1375,11 +1379,15 @@ Isolate::Isolate()
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bootstrapper_(NULL),
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runtime_profiler_(NULL),
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compilation_cache_(NULL),
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counters_(new Counters()),
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counters_(NULL),
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code_range_(NULL),
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// Must be initialized early to allow v8::SetResourceConstraints calls.
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break_access_(OS::CreateMutex()),
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logger_(new Logger()),
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stats_table_(new StatsTable()),
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debugger_initialized_(false),
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// Must be initialized early to allow v8::Debug calls.
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debugger_access_(OS::CreateMutex()),
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logger_(NULL),
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stats_table_(NULL),
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stub_cache_(NULL),
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deoptimizer_data_(NULL),
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capture_stack_trace_for_uncaught_exceptions_(false),
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@ -1510,7 +1518,7 @@ void Isolate::Deinit() {
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logger_->TearDown();
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// The default isolate is re-initializable due to legacy API.
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state_ = PREINITIALIZED;
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state_ = UNINITIALIZED;
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}
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}
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@ -1592,58 +1600,6 @@ Isolate::~Isolate() {
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}
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bool Isolate::PreInit() {
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if (state_ != UNINITIALIZED) return true;
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TRACE_ISOLATE(preinit);
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ASSERT(Isolate::Current() == this);
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#ifdef ENABLE_DEBUGGER_SUPPORT
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debug_ = new Debug(this);
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debugger_ = new Debugger(this);
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#endif
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memory_allocator_ = new MemoryAllocator();
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memory_allocator_->isolate_ = this;
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code_range_ = new CodeRange();
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code_range_->isolate_ = this;
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// Safe after setting Heap::isolate_, initializing StackGuard and
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// ensuring that Isolate::Current() == this.
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heap_.SetStackLimits();
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#ifdef DEBUG
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DisallowAllocationFailure disallow_allocation_failure;
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#endif
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#define C(name) isolate_addresses_[Isolate::k_##name] = \
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reinterpret_cast<Address>(name());
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ISOLATE_ADDRESS_LIST(C)
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#undef C
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string_tracker_ = new StringTracker();
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string_tracker_->isolate_ = this;
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compilation_cache_ = new CompilationCache(this);
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transcendental_cache_ = new TranscendentalCache();
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keyed_lookup_cache_ = new KeyedLookupCache();
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context_slot_cache_ = new ContextSlotCache();
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descriptor_lookup_cache_ = new DescriptorLookupCache();
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unicode_cache_ = new UnicodeCache();
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pc_to_code_cache_ = new PcToCodeCache(this);
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write_input_buffer_ = new StringInputBuffer();
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global_handles_ = new GlobalHandles(this);
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bootstrapper_ = new Bootstrapper();
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handle_scope_implementer_ = new HandleScopeImplementer(this);
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stub_cache_ = new StubCache(this);
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ast_sentinels_ = new AstSentinels();
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regexp_stack_ = new RegExpStack();
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regexp_stack_->isolate_ = this;
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state_ = PREINITIALIZED;
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return true;
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}
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void Isolate::InitializeThreadLocal() {
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thread_local_top_.isolate_ = this;
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thread_local_top_.Initialize();
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@ -1680,19 +1636,71 @@ void Isolate::PropagatePendingExceptionToExternalTryCatch() {
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}
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void Isolate::InitializeLoggingAndCounters() {
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if (logger_ == NULL) {
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logger_ = new Logger;
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}
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if (counters_ == NULL) {
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counters_ = new Counters;
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}
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}
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void Isolate::InitializeDebugger() {
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#ifdef ENABLE_DEBUGGER_SUPPORT
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ScopedLock lock(debugger_access_);
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if (NoBarrier_Load(&debugger_initialized_)) return;
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InitializeLoggingAndCounters();
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debug_ = new Debug(this);
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debugger_ = new Debugger(this);
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Release_Store(&debugger_initialized_, true);
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#endif
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}
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bool Isolate::Init(Deserializer* des) {
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ASSERT(state_ != INITIALIZED);
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ASSERT(Isolate::Current() == this);
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TRACE_ISOLATE(init);
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bool create_heap_objects = des == NULL;
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#ifdef DEBUG
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// The initialization process does not handle memory exhaustion.
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DisallowAllocationFailure disallow_allocation_failure;
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#endif
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if (state_ == UNINITIALIZED && !PreInit()) return false;
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InitializeLoggingAndCounters();
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InitializeDebugger();
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memory_allocator_ = new MemoryAllocator(this);
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code_range_ = new CodeRange(this);
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// Safe after setting Heap::isolate_, initializing StackGuard and
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// ensuring that Isolate::Current() == this.
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heap_.SetStackLimits();
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#define C(name) isolate_addresses_[Isolate::k_##name] = \
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reinterpret_cast<Address>(name());
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ISOLATE_ADDRESS_LIST(C)
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#undef C
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string_tracker_ = new StringTracker();
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string_tracker_->isolate_ = this;
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compilation_cache_ = new CompilationCache(this);
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transcendental_cache_ = new TranscendentalCache();
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keyed_lookup_cache_ = new KeyedLookupCache();
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context_slot_cache_ = new ContextSlotCache();
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descriptor_lookup_cache_ = new DescriptorLookupCache();
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unicode_cache_ = new UnicodeCache();
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pc_to_code_cache_ = new PcToCodeCache(this);
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write_input_buffer_ = new StringInputBuffer();
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global_handles_ = new GlobalHandles(this);
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bootstrapper_ = new Bootstrapper();
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handle_scope_implementer_ = new HandleScopeImplementer(this);
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stub_cache_ = new StubCache(this);
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ast_sentinels_ = new AstSentinels();
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regexp_stack_ = new RegExpStack();
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regexp_stack_->isolate_ = this;
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// Enable logging before setting up the heap
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logger_->Setup();
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@ -1715,7 +1723,8 @@ bool Isolate::Init(Deserializer* des) {
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stack_guard_.InitThread(lock);
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}
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// Setup the object heap
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// Setup the object heap.
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const bool create_heap_objects = (des == NULL);
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ASSERT(!heap_.HasBeenSetup());
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if (!heap_.Setup(create_heap_objects)) {
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V8::SetFatalError();
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@ -1775,6 +1784,16 @@ bool Isolate::Init(Deserializer* des) {
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}
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// Initialized lazily to allow early
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// v8::V8::SetAddHistogramSampleFunction calls.
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StatsTable* Isolate::stats_table() {
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if (stats_table_ == NULL) {
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stats_table_ = new StatsTable;
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}
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return stats_table_;
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}
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void Isolate::Enter() {
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Isolate* current_isolate = NULL;
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PerIsolateThreadData* current_data = CurrentPerIsolateThreadData();
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@ -1814,8 +1833,6 @@ void Isolate::Enter() {
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SetIsolateThreadLocals(this, data);
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CHECK(PreInit());
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// In case it's the first time some thread enters the isolate.
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set_thread_id(data->thread_id());
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}
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@ -256,6 +256,9 @@ class ThreadLocalTop BASE_EMBEDDED {
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// Call back function to report unsafe JS accesses.
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v8::FailedAccessCheckCallback failed_access_check_callback_;
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// Whether out of memory exceptions should be ignored.
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bool ignore_out_of_memory_;
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private:
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void InitializeInternal();
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@ -446,6 +449,13 @@ class Isolate {
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return reinterpret_cast<Isolate*>(Thread::GetThreadLocal(isolate_key_));
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}
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// Usually called by Init(), but can be called early e.g. to allow
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// testing components that require logging but not the whole
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// isolate.
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//
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// Safe to call more than once.
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void InitializeLoggingAndCounters();
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bool Init(Deserializer* des);
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bool IsInitialized() { return state_ == INITIALIZED; }
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@ -498,10 +508,12 @@ class Isolate {
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// switched to non-legacy behavior).
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static void EnterDefaultIsolate();
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// Debug.
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// Mutex for serializing access to break control structures.
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Mutex* break_access() { return break_access_; }
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// Mutex for serializing access to debugger.
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Mutex* debugger_access() { return debugger_access_; }
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Address get_address_from_id(AddressId id);
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// Access to top context (where the current function object was created).
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@ -661,6 +673,12 @@ class Isolate {
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// Tells whether the current context has experienced an out of memory
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// exception.
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bool is_out_of_memory();
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bool ignore_out_of_memory() {
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return thread_local_top_.ignore_out_of_memory_;
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}
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void set_ignore_out_of_memory(bool value) {
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thread_local_top_.ignore_out_of_memory_ = value;
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}
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void PrintCurrentStackTrace(FILE* out);
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void PrintStackTrace(FILE* out, char* thread_data);
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@ -769,14 +787,24 @@ class Isolate {
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#undef GLOBAL_CONTEXT_FIELD_ACCESSOR
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Bootstrapper* bootstrapper() { return bootstrapper_; }
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Counters* counters() { return counters_; }
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Counters* counters() {
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// Call InitializeLoggingAndCounters() if logging is needed before
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// the isolate is fully initialized.
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ASSERT(counters_ != NULL);
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return counters_;
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}
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CodeRange* code_range() { return code_range_; }
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RuntimeProfiler* runtime_profiler() { return runtime_profiler_; }
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CompilationCache* compilation_cache() { return compilation_cache_; }
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Logger* logger() { return logger_; }
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Logger* logger() {
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// Call InitializeLoggingAndCounters() if logging is needed before
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// the isolate is fully initialized.
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ASSERT(logger_ != NULL);
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return logger_;
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}
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StackGuard* stack_guard() { return &stack_guard_; }
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Heap* heap() { return &heap_; }
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StatsTable* stats_table() { return stats_table_; }
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StatsTable* stats_table();
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StubCache* stub_cache() { return stub_cache_; }
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DeoptimizerData* deoptimizer_data() { return deoptimizer_data_; }
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ThreadLocalTop* thread_local_top() { return &thread_local_top_; }
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@ -877,8 +905,14 @@ class Isolate {
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void PreallocatedStorageInit(size_t size);
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#ifdef ENABLE_DEBUGGER_SUPPORT
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Debugger* debugger() { return debugger_; }
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Debug* debug() { return debug_; }
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Debugger* debugger() {
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if (!NoBarrier_Load(&debugger_initialized_)) InitializeDebugger();
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return debugger_;
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}
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Debug* debug() {
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if (!NoBarrier_Load(&debugger_initialized_)) InitializeDebugger();
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return debug_;
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}
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#endif
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inline bool DebuggerHasBreakPoints();
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@ -1010,8 +1044,6 @@ class Isolate {
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static Isolate* default_isolate_;
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static ThreadDataTable* thread_data_table_;
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bool PreInit();
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void Deinit();
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static void SetIsolateThreadLocals(Isolate* isolate,
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@ -1019,7 +1051,6 @@ class Isolate {
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enum State {
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UNINITIALIZED, // Some components may not have been allocated.
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PREINITIALIZED, // Components have been allocated but not initialized.
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INITIALIZED // All components are fully initialized.
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};
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@ -1063,6 +1094,8 @@ class Isolate {
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void PropagatePendingExceptionToExternalTryCatch();
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void InitializeDebugger();
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int stack_trace_nesting_level_;
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StringStream* incomplete_message_;
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// The preallocated memory thread singleton.
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@ -1076,6 +1109,8 @@ class Isolate {
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Counters* counters_;
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CodeRange* code_range_;
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Mutex* break_access_;
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Atomic32 debugger_initialized_;
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Mutex* debugger_access_;
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Heap heap_;
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Logger* logger_;
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StackGuard stack_guard_;
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@ -1165,6 +1200,7 @@ class Isolate {
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friend class Simulator;
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friend class StackGuard;
|
||||
friend class ThreadId;
|
||||
friend class TestMemoryAllocatorScope;
|
||||
friend class v8::Isolate;
|
||||
friend class v8::Locker;
|
||||
friend class v8::Unlocker;
|
||||
|
||||
@ -148,12 +148,12 @@ PageIterator::PageIterator(PagedSpace* space, Mode mode) : space_(space) {
|
||||
// CodeRange
|
||||
|
||||
|
||||
CodeRange::CodeRange()
|
||||
: code_range_(NULL),
|
||||
CodeRange::CodeRange(Isolate* isolate)
|
||||
: isolate_(isolate),
|
||||
code_range_(NULL),
|
||||
free_list_(0),
|
||||
allocation_list_(0),
|
||||
current_allocation_block_index_(0),
|
||||
isolate_(NULL) {
|
||||
current_allocation_block_index_(0) {
|
||||
}
|
||||
|
||||
|
||||
@ -279,8 +279,9 @@ void CodeRange::TearDown() {
|
||||
const int kEstimatedNumberOfChunks = 270;
|
||||
|
||||
|
||||
MemoryAllocator::MemoryAllocator()
|
||||
: capacity_(0),
|
||||
MemoryAllocator::MemoryAllocator(Isolate* isolate)
|
||||
: isolate_(isolate),
|
||||
capacity_(0),
|
||||
capacity_executable_(0),
|
||||
size_(0),
|
||||
size_executable_(0),
|
||||
@ -288,8 +289,7 @@ MemoryAllocator::MemoryAllocator()
|
||||
chunks_(kEstimatedNumberOfChunks),
|
||||
free_chunk_ids_(kEstimatedNumberOfChunks),
|
||||
max_nof_chunks_(0),
|
||||
top_(0),
|
||||
isolate_(NULL) {
|
||||
top_(0) {
|
||||
}
|
||||
|
||||
|
||||
|
||||
22
src/spaces.h
22
src/spaces.h
@ -408,6 +408,8 @@ class Space : public Malloced {
|
||||
// manages a range of virtual memory.
|
||||
class CodeRange {
|
||||
public:
|
||||
explicit CodeRange(Isolate* isolate);
|
||||
|
||||
// Reserves a range of virtual memory, but does not commit any of it.
|
||||
// Can only be called once, at heap initialization time.
|
||||
// Returns false on failure.
|
||||
@ -417,9 +419,9 @@ class CodeRange {
|
||||
// manage it.
|
||||
void TearDown();
|
||||
|
||||
bool exists() { return code_range_ != NULL; }
|
||||
bool exists() { return this != NULL && code_range_ != NULL; }
|
||||
bool contains(Address address) {
|
||||
if (code_range_ == NULL) return false;
|
||||
if (this == NULL || code_range_ == NULL) return false;
|
||||
Address start = static_cast<Address>(code_range_->address());
|
||||
return start <= address && address < start + code_range_->size();
|
||||
}
|
||||
@ -432,7 +434,7 @@ class CodeRange {
|
||||
void FreeRawMemory(void* buf, size_t length);
|
||||
|
||||
private:
|
||||
CodeRange();
|
||||
Isolate* isolate_;
|
||||
|
||||
// The reserved range of virtual memory that all code objects are put in.
|
||||
VirtualMemory* code_range_;
|
||||
@ -466,10 +468,6 @@ class CodeRange {
|
||||
static int CompareFreeBlockAddress(const FreeBlock* left,
|
||||
const FreeBlock* right);
|
||||
|
||||
friend class Isolate;
|
||||
|
||||
Isolate* isolate_;
|
||||
|
||||
DISALLOW_COPY_AND_ASSIGN(CodeRange);
|
||||
};
|
||||
|
||||
@ -500,6 +498,8 @@ class CodeRange {
|
||||
|
||||
class MemoryAllocator {
|
||||
public:
|
||||
explicit MemoryAllocator(Isolate* isolate);
|
||||
|
||||
// Initializes its internal bookkeeping structures.
|
||||
// Max capacity of the total space and executable memory limit.
|
||||
bool Setup(intptr_t max_capacity, intptr_t capacity_executable);
|
||||
@ -657,10 +657,10 @@ class MemoryAllocator {
|
||||
#endif
|
||||
|
||||
private:
|
||||
MemoryAllocator();
|
||||
|
||||
static const int kChunkSize = kPagesPerChunk * Page::kPageSize;
|
||||
|
||||
Isolate* isolate_;
|
||||
|
||||
// Maximum space size in bytes.
|
||||
intptr_t capacity_;
|
||||
// Maximum subset of capacity_ that can be executable
|
||||
@ -753,10 +753,6 @@ class MemoryAllocator {
|
||||
Page* prev,
|
||||
Page** last_page_in_use);
|
||||
|
||||
friend class Isolate;
|
||||
|
||||
Isolate* isolate_;
|
||||
|
||||
DISALLOW_COPY_AND_ASSIGN(MemoryAllocator);
|
||||
};
|
||||
|
||||
|
||||
@ -186,7 +186,9 @@ class Block {
|
||||
TEST(CodeRange) {
|
||||
const int code_range_size = 16*MB;
|
||||
OS::Setup();
|
||||
Isolate::Current()->code_range()->Setup(code_range_size);
|
||||
Isolate::Current()->InitializeLoggingAndCounters();
|
||||
CodeRange* code_range = new CodeRange(Isolate::Current());
|
||||
code_range->Setup(code_range_size);
|
||||
int current_allocated = 0;
|
||||
int total_allocated = 0;
|
||||
List<Block> blocks(1000);
|
||||
@ -198,8 +200,7 @@ TEST(CodeRange) {
|
||||
size_t requested = (Page::kPageSize << (Pseudorandom() % 6)) +
|
||||
Pseudorandom() % 5000 + 1;
|
||||
size_t allocated = 0;
|
||||
void* base = Isolate::Current()->code_range()->
|
||||
AllocateRawMemory(requested, &allocated);
|
||||
void* base = code_range->AllocateRawMemory(requested, &allocated);
|
||||
CHECK(base != NULL);
|
||||
blocks.Add(Block(base, static_cast<int>(allocated)));
|
||||
current_allocated += static_cast<int>(allocated);
|
||||
@ -207,8 +208,7 @@ TEST(CodeRange) {
|
||||
} else {
|
||||
// Free a block.
|
||||
int index = Pseudorandom() % blocks.length();
|
||||
Isolate::Current()->code_range()->FreeRawMemory(
|
||||
blocks[index].base, blocks[index].size);
|
||||
code_range->FreeRawMemory(blocks[index].base, blocks[index].size);
|
||||
current_allocated -= blocks[index].size;
|
||||
if (index < blocks.length() - 1) {
|
||||
blocks[index] = blocks.RemoveLast();
|
||||
@ -218,5 +218,6 @@ TEST(CodeRange) {
|
||||
}
|
||||
}
|
||||
|
||||
Isolate::Current()->code_range()->TearDown();
|
||||
code_range->TearDown();
|
||||
delete code_range;
|
||||
}
|
||||
|
||||
@ -5844,6 +5844,7 @@ TEST(DebuggerDebugMessageDispatch) {
|
||||
|
||||
|
||||
TEST(DebuggerAgent) {
|
||||
v8::V8::Initialize();
|
||||
i::Debugger* debugger = i::Isolate::Current()->debugger();
|
||||
// Make sure these ports is not used by other tests to allow tests to run in
|
||||
// parallel.
|
||||
|
||||
@ -291,8 +291,8 @@ TEST(LocalHandles) {
|
||||
|
||||
|
||||
TEST(GlobalHandles) {
|
||||
GlobalHandles* global_handles = Isolate::Current()->global_handles();
|
||||
InitializeVM();
|
||||
GlobalHandles* global_handles = Isolate::Current()->global_handles();
|
||||
|
||||
Handle<Object> h1;
|
||||
Handle<Object> h2;
|
||||
@ -339,8 +339,8 @@ static void TestWeakGlobalHandleCallback(v8::Persistent<v8::Value> handle,
|
||||
|
||||
|
||||
TEST(WeakGlobalHandlesScavenge) {
|
||||
GlobalHandles* global_handles = Isolate::Current()->global_handles();
|
||||
InitializeVM();
|
||||
GlobalHandles* global_handles = Isolate::Current()->global_handles();
|
||||
|
||||
WeakPointerCleared = false;
|
||||
|
||||
@ -377,8 +377,8 @@ TEST(WeakGlobalHandlesScavenge) {
|
||||
|
||||
|
||||
TEST(WeakGlobalHandlesMark) {
|
||||
GlobalHandles* global_handles = Isolate::Current()->global_handles();
|
||||
InitializeVM();
|
||||
GlobalHandles* global_handles = Isolate::Current()->global_handles();
|
||||
|
||||
WeakPointerCleared = false;
|
||||
|
||||
@ -416,8 +416,8 @@ TEST(WeakGlobalHandlesMark) {
|
||||
}
|
||||
|
||||
TEST(DeleteWeakGlobalHandle) {
|
||||
GlobalHandles* global_handles = Isolate::Current()->global_handles();
|
||||
InitializeVM();
|
||||
GlobalHandles* global_handles = Isolate::Current()->global_handles();
|
||||
|
||||
WeakPointerCleared = false;
|
||||
|
||||
|
||||
@ -134,6 +134,8 @@ TEST(KeywordMatcher) {
|
||||
|
||||
|
||||
TEST(ScanHTMLEndComments) {
|
||||
v8::V8::Initialize();
|
||||
|
||||
// Regression test. See:
|
||||
// http://code.google.com/p/chromium/issues/detail?id=53548
|
||||
// Tests that --> is correctly interpreted as comment-to-end-of-line if there
|
||||
@ -263,6 +265,8 @@ TEST(Preparsing) {
|
||||
|
||||
|
||||
TEST(StandAlonePreParser) {
|
||||
v8::V8::Initialize();
|
||||
|
||||
int marker;
|
||||
i::Isolate::Current()->stack_guard()->SetStackLimit(
|
||||
reinterpret_cast<uintptr_t>(&marker) - 128 * 1024);
|
||||
@ -299,6 +303,8 @@ TEST(StandAlonePreParser) {
|
||||
|
||||
|
||||
TEST(RegressChromium62639) {
|
||||
v8::V8::Initialize();
|
||||
|
||||
int marker;
|
||||
i::Isolate::Current()->stack_guard()->SetStackLimit(
|
||||
reinterpret_cast<uintptr_t>(&marker) - 128 * 1024);
|
||||
@ -320,6 +326,8 @@ TEST(RegressChromium62639) {
|
||||
|
||||
|
||||
TEST(Regress928) {
|
||||
v8::V8::Initialize();
|
||||
|
||||
// Preparsing didn't consider the catch clause of a try statement
|
||||
// as with-content, which made it assume that a function inside
|
||||
// the block could be lazily compiled, and an extra, unexpected,
|
||||
@ -360,6 +368,8 @@ TEST(Regress928) {
|
||||
|
||||
|
||||
TEST(PreParseOverflow) {
|
||||
v8::V8::Initialize();
|
||||
|
||||
int marker;
|
||||
i::Isolate::Current()->stack_guard()->SetStackLimit(
|
||||
reinterpret_cast<uintptr_t>(&marker) - 128 * 1024);
|
||||
@ -610,6 +620,8 @@ void TestStreamScanner(i::UC16CharacterStream* stream,
|
||||
}
|
||||
|
||||
TEST(StreamScanner) {
|
||||
v8::V8::Initialize();
|
||||
|
||||
const char* str1 = "{ foo get for : */ <- \n\n /*foo*/ bib";
|
||||
i::Utf8ToUC16CharacterStream stream1(reinterpret_cast<const i::byte*>(str1),
|
||||
static_cast<unsigned>(strlen(str1)));
|
||||
@ -690,6 +702,8 @@ void TestScanRegExp(const char* re_source, const char* expected) {
|
||||
|
||||
|
||||
TEST(RegExpScanning) {
|
||||
v8::V8::Initialize();
|
||||
|
||||
// RegExp token with added garbage at the end. The scanner should only
|
||||
// scan the RegExp until the terminating slash just before "flipperwald".
|
||||
TestScanRegExp("/b/flipperwald", "b");
|
||||
|
||||
@ -99,10 +99,10 @@ static int make_code(TypeCode type, int id) {
|
||||
|
||||
|
||||
TEST(ExternalReferenceEncoder) {
|
||||
OS::Setup();
|
||||
Isolate* isolate = i::Isolate::Current();
|
||||
isolate->stats_table()->SetCounterFunction(counter_function);
|
||||
HEAP->Setup(false);
|
||||
v8::V8::Initialize();
|
||||
|
||||
ExternalReferenceEncoder encoder;
|
||||
CHECK_EQ(make_code(BUILTIN, Builtins::kArrayCode),
|
||||
Encode(encoder, Builtins::kArrayCode));
|
||||
@ -139,10 +139,10 @@ TEST(ExternalReferenceEncoder) {
|
||||
|
||||
|
||||
TEST(ExternalReferenceDecoder) {
|
||||
OS::Setup();
|
||||
Isolate* isolate = i::Isolate::Current();
|
||||
isolate->stats_table()->SetCounterFunction(counter_function);
|
||||
HEAP->Setup(false);
|
||||
v8::V8::Initialize();
|
||||
|
||||
ExternalReferenceDecoder decoder;
|
||||
CHECK_EQ(AddressOf(Builtins::kArrayCode),
|
||||
decoder.Decode(make_code(BUILTIN, Builtins::kArrayCode)));
|
||||
|
||||
@ -91,46 +91,74 @@ TEST(Page) {
|
||||
}
|
||||
|
||||
|
||||
namespace v8 {
|
||||
namespace internal {
|
||||
|
||||
// Temporarily sets a given allocator in an isolate.
|
||||
class TestMemoryAllocatorScope {
|
||||
public:
|
||||
TestMemoryAllocatorScope(Isolate* isolate, MemoryAllocator* allocator)
|
||||
: isolate_(isolate),
|
||||
old_allocator_(isolate->memory_allocator_) {
|
||||
isolate->memory_allocator_ = allocator;
|
||||
}
|
||||
|
||||
~TestMemoryAllocatorScope() {
|
||||
isolate_->memory_allocator_ = old_allocator_;
|
||||
}
|
||||
|
||||
private:
|
||||
Isolate* isolate_;
|
||||
MemoryAllocator* old_allocator_;
|
||||
|
||||
DISALLOW_COPY_AND_ASSIGN(TestMemoryAllocatorScope);
|
||||
};
|
||||
|
||||
} } // namespace v8::internal
|
||||
|
||||
|
||||
TEST(MemoryAllocator) {
|
||||
OS::Setup();
|
||||
Isolate* isolate = Isolate::Current();
|
||||
CHECK(HEAP->ConfigureHeapDefault());
|
||||
CHECK(isolate->memory_allocator()->Setup(HEAP->MaxReserved(),
|
||||
HEAP->MaxExecutableSize()));
|
||||
isolate->InitializeLoggingAndCounters();
|
||||
Heap* heap = isolate->heap();
|
||||
CHECK(heap->ConfigureHeapDefault());
|
||||
MemoryAllocator* memory_allocator = new MemoryAllocator(isolate);
|
||||
CHECK(memory_allocator->Setup(heap->MaxReserved(),
|
||||
heap->MaxExecutableSize()));
|
||||
TestMemoryAllocatorScope test_scope(isolate, memory_allocator);
|
||||
|
||||
OldSpace faked_space(HEAP,
|
||||
HEAP->MaxReserved(),
|
||||
OldSpace faked_space(heap,
|
||||
heap->MaxReserved(),
|
||||
OLD_POINTER_SPACE,
|
||||
NOT_EXECUTABLE);
|
||||
int total_pages = 0;
|
||||
int requested = MemoryAllocator::kPagesPerChunk;
|
||||
int allocated;
|
||||
// If we request n pages, we should get n or n - 1.
|
||||
Page* first_page =
|
||||
isolate->memory_allocator()->AllocatePages(
|
||||
requested, &allocated, &faked_space);
|
||||
Page* first_page = memory_allocator->AllocatePages(
|
||||
requested, &allocated, &faked_space);
|
||||
CHECK(first_page->is_valid());
|
||||
CHECK(allocated == requested || allocated == requested - 1);
|
||||
total_pages += allocated;
|
||||
|
||||
Page* last_page = first_page;
|
||||
for (Page* p = first_page; p->is_valid(); p = p->next_page()) {
|
||||
CHECK(isolate->memory_allocator()->IsPageInSpace(p, &faked_space));
|
||||
CHECK(memory_allocator->IsPageInSpace(p, &faked_space));
|
||||
last_page = p;
|
||||
}
|
||||
|
||||
// Again, we should get n or n - 1 pages.
|
||||
Page* others =
|
||||
isolate->memory_allocator()->AllocatePages(
|
||||
requested, &allocated, &faked_space);
|
||||
Page* others = memory_allocator->AllocatePages(
|
||||
requested, &allocated, &faked_space);
|
||||
CHECK(others->is_valid());
|
||||
CHECK(allocated == requested || allocated == requested - 1);
|
||||
total_pages += allocated;
|
||||
|
||||
isolate->memory_allocator()->SetNextPage(last_page, others);
|
||||
memory_allocator->SetNextPage(last_page, others);
|
||||
int page_count = 0;
|
||||
for (Page* p = first_page; p->is_valid(); p = p->next_page()) {
|
||||
CHECK(isolate->memory_allocator()->IsPageInSpace(p, &faked_space));
|
||||
CHECK(memory_allocator->IsPageInSpace(p, &faked_space));
|
||||
page_count++;
|
||||
}
|
||||
CHECK(total_pages == page_count);
|
||||
@ -141,34 +169,39 @@ TEST(MemoryAllocator) {
|
||||
// Freeing pages at the first chunk starting at or after the second page
|
||||
// should free the entire second chunk. It will return the page it was passed
|
||||
// (since the second page was in the first chunk).
|
||||
Page* free_return = isolate->memory_allocator()->FreePages(second_page);
|
||||
Page* free_return = memory_allocator->FreePages(second_page);
|
||||
CHECK(free_return == second_page);
|
||||
isolate->memory_allocator()->SetNextPage(first_page, free_return);
|
||||
memory_allocator->SetNextPage(first_page, free_return);
|
||||
|
||||
// Freeing pages in the first chunk starting at the first page should free
|
||||
// the first chunk and return an invalid page.
|
||||
Page* invalid_page = isolate->memory_allocator()->FreePages(first_page);
|
||||
Page* invalid_page = memory_allocator->FreePages(first_page);
|
||||
CHECK(!invalid_page->is_valid());
|
||||
|
||||
isolate->memory_allocator()->TearDown();
|
||||
memory_allocator->TearDown();
|
||||
delete memory_allocator;
|
||||
}
|
||||
|
||||
|
||||
TEST(NewSpace) {
|
||||
OS::Setup();
|
||||
CHECK(HEAP->ConfigureHeapDefault());
|
||||
CHECK(Isolate::Current()->memory_allocator()->Setup(
|
||||
HEAP->MaxReserved(), HEAP->MaxExecutableSize()));
|
||||
Isolate* isolate = Isolate::Current();
|
||||
isolate->InitializeLoggingAndCounters();
|
||||
Heap* heap = isolate->heap();
|
||||
CHECK(heap->ConfigureHeapDefault());
|
||||
MemoryAllocator* memory_allocator = new MemoryAllocator(isolate);
|
||||
CHECK(memory_allocator->Setup(heap->MaxReserved(),
|
||||
heap->MaxExecutableSize()));
|
||||
TestMemoryAllocatorScope test_scope(isolate, memory_allocator);
|
||||
|
||||
NewSpace new_space(HEAP);
|
||||
NewSpace new_space(heap);
|
||||
|
||||
void* chunk =
|
||||
Isolate::Current()->memory_allocator()->ReserveInitialChunk(
|
||||
4 * HEAP->ReservedSemiSpaceSize());
|
||||
memory_allocator->ReserveInitialChunk(4 * heap->ReservedSemiSpaceSize());
|
||||
CHECK(chunk != NULL);
|
||||
Address start = RoundUp(static_cast<Address>(chunk),
|
||||
2 * HEAP->ReservedSemiSpaceSize());
|
||||
CHECK(new_space.Setup(start, 2 * HEAP->ReservedSemiSpaceSize()));
|
||||
2 * heap->ReservedSemiSpaceSize());
|
||||
CHECK(new_space.Setup(start, 2 * heap->ReservedSemiSpaceSize()));
|
||||
CHECK(new_space.HasBeenSetup());
|
||||
|
||||
while (new_space.Available() >= Page::kMaxHeapObjectSize) {
|
||||
@ -178,28 +211,33 @@ TEST(NewSpace) {
|
||||
}
|
||||
|
||||
new_space.TearDown();
|
||||
Isolate::Current()->memory_allocator()->TearDown();
|
||||
memory_allocator->TearDown();
|
||||
delete memory_allocator;
|
||||
}
|
||||
|
||||
|
||||
TEST(OldSpace) {
|
||||
OS::Setup();
|
||||
CHECK(HEAP->ConfigureHeapDefault());
|
||||
CHECK(Isolate::Current()->memory_allocator()->Setup(
|
||||
HEAP->MaxReserved(), HEAP->MaxExecutableSize()));
|
||||
Isolate* isolate = Isolate::Current();
|
||||
isolate->InitializeLoggingAndCounters();
|
||||
Heap* heap = isolate->heap();
|
||||
CHECK(heap->ConfigureHeapDefault());
|
||||
MemoryAllocator* memory_allocator = new MemoryAllocator(isolate);
|
||||
CHECK(memory_allocator->Setup(heap->MaxReserved(),
|
||||
heap->MaxExecutableSize()));
|
||||
TestMemoryAllocatorScope test_scope(isolate, memory_allocator);
|
||||
|
||||
OldSpace* s = new OldSpace(HEAP,
|
||||
HEAP->MaxOldGenerationSize(),
|
||||
OldSpace* s = new OldSpace(heap,
|
||||
heap->MaxOldGenerationSize(),
|
||||
OLD_POINTER_SPACE,
|
||||
NOT_EXECUTABLE);
|
||||
CHECK(s != NULL);
|
||||
|
||||
void* chunk =
|
||||
Isolate::Current()->memory_allocator()->ReserveInitialChunk(
|
||||
4 * HEAP->ReservedSemiSpaceSize());
|
||||
void* chunk = memory_allocator->ReserveInitialChunk(
|
||||
4 * heap->ReservedSemiSpaceSize());
|
||||
CHECK(chunk != NULL);
|
||||
Address start = static_cast<Address>(chunk);
|
||||
size_t size = RoundUp(start, 2 * HEAP->ReservedSemiSpaceSize()) - start;
|
||||
size_t size = RoundUp(start, 2 * heap->ReservedSemiSpaceSize()) - start;
|
||||
|
||||
CHECK(s->Setup(start, size));
|
||||
|
||||
@ -209,13 +247,13 @@ TEST(OldSpace) {
|
||||
|
||||
s->TearDown();
|
||||
delete s;
|
||||
Isolate::Current()->memory_allocator()->TearDown();
|
||||
memory_allocator->TearDown();
|
||||
delete memory_allocator;
|
||||
}
|
||||
|
||||
|
||||
TEST(LargeObjectSpace) {
|
||||
OS::Setup();
|
||||
CHECK(HEAP->Setup(false));
|
||||
v8::V8::Initialize();
|
||||
|
||||
LargeObjectSpace* lo = HEAP->lo_space();
|
||||
CHECK(lo != NULL);
|
||||
@ -247,9 +285,4 @@ TEST(LargeObjectSpace) {
|
||||
CHECK(!lo->IsEmpty());
|
||||
|
||||
CHECK(lo->AllocateRaw(lo_size)->IsFailure());
|
||||
|
||||
lo->TearDown();
|
||||
delete lo;
|
||||
|
||||
Isolate::Current()->memory_allocator()->TearDown();
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user