Merge V8 5.3.332.45. DO NOT MERGE
Test: Manual
FPIIM-449
Change-Id: Id3254828b068abdea3cb10442e0172a8c9a98e03
(cherry picked from commit 13e2dadd00298019ed862f2b2fc5068bba730bcf)
diff --git a/src/code-events.h b/src/code-events.h
new file mode 100644
index 0000000..9ae1cae
--- /dev/null
+++ b/src/code-events.h
@@ -0,0 +1,183 @@
+// Copyright 2016 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef V8_CODE_EVENTS_H_
+#define V8_CODE_EVENTS_H_
+
+#include <unordered_set>
+
+#include "src/globals.h"
+
+namespace v8 {
+namespace internal {
+
+class AbstractCode;
+class Name;
+class SharedFunctionInfo;
+class String;
+
+#define LOG_EVENTS_AND_TAGS_LIST(V) \
+ V(CODE_CREATION_EVENT, "code-creation") \
+ V(CODE_DISABLE_OPT_EVENT, "code-disable-optimization") \
+ V(CODE_MOVE_EVENT, "code-move") \
+ V(CODE_DELETE_EVENT, "code-delete") \
+ V(CODE_MOVING_GC, "code-moving-gc") \
+ V(SHARED_FUNC_MOVE_EVENT, "sfi-move") \
+ V(SNAPSHOT_CODE_NAME_EVENT, "snapshot-code-name") \
+ V(TICK_EVENT, "tick") \
+ V(REPEAT_META_EVENT, "repeat") \
+ V(BUILTIN_TAG, "Builtin") \
+ V(CALL_DEBUG_BREAK_TAG, "CallDebugBreak") \
+ V(CALL_DEBUG_PREPARE_STEP_IN_TAG, "CallDebugPrepareStepIn") \
+ V(CALL_INITIALIZE_TAG, "CallInitialize") \
+ V(CALL_MEGAMORPHIC_TAG, "CallMegamorphic") \
+ V(CALL_MISS_TAG, "CallMiss") \
+ V(CALL_NORMAL_TAG, "CallNormal") \
+ V(LOAD_INITIALIZE_TAG, "LoadInitialize") \
+ V(LOAD_MEGAMORPHIC_TAG, "LoadMegamorphic") \
+ V(STORE_INITIALIZE_TAG, "StoreInitialize") \
+ V(STORE_GENERIC_TAG, "StoreGeneric") \
+ V(STORE_MEGAMORPHIC_TAG, "StoreMegamorphic") \
+ V(KEYED_CALL_DEBUG_BREAK_TAG, "KeyedCallDebugBreak") \
+ V(KEYED_CALL_DEBUG_PREPARE_STEP_IN_TAG, "KeyedCallDebugPrepareStepIn") \
+ V(KEYED_CALL_INITIALIZE_TAG, "KeyedCallInitialize") \
+ V(KEYED_CALL_MEGAMORPHIC_TAG, "KeyedCallMegamorphic") \
+ V(KEYED_CALL_MISS_TAG, "KeyedCallMiss") \
+ V(KEYED_CALL_NORMAL_TAG, "KeyedCallNormal") \
+ V(CALLBACK_TAG, "Callback") \
+ V(EVAL_TAG, "Eval") \
+ V(FUNCTION_TAG, "Function") \
+ V(HANDLER_TAG, "Handler") \
+ V(BYTECODE_HANDLER_TAG, "BytecodeHandler") \
+ V(KEYED_LOAD_IC_TAG, "KeyedLoadIC") \
+ V(KEYED_LOAD_POLYMORPHIC_IC_TAG, "KeyedLoadPolymorphicIC") \
+ V(KEYED_EXTERNAL_ARRAY_LOAD_IC_TAG, "KeyedExternalArrayLoadIC") \
+ V(KEYED_STORE_IC_TAG, "KeyedStoreIC") \
+ V(KEYED_STORE_POLYMORPHIC_IC_TAG, "KeyedStorePolymorphicIC") \
+ V(KEYED_EXTERNAL_ARRAY_STORE_IC_TAG, "KeyedExternalArrayStoreIC") \
+ V(LAZY_COMPILE_TAG, "LazyCompile") \
+ V(CALL_IC_TAG, "CallIC") \
+ V(LOAD_IC_TAG, "LoadIC") \
+ V(LOAD_GLOBAL_IC_TAG, "LoadGlobalIC") \
+ V(LOAD_POLYMORPHIC_IC_TAG, "LoadPolymorphicIC") \
+ V(REG_EXP_TAG, "RegExp") \
+ V(SCRIPT_TAG, "Script") \
+ V(STORE_IC_TAG, "StoreIC") \
+ V(STORE_POLYMORPHIC_IC_TAG, "StorePolymorphicIC") \
+ V(STUB_TAG, "Stub") \
+ V(NATIVE_FUNCTION_TAG, "Function") \
+ V(NATIVE_LAZY_COMPILE_TAG, "LazyCompile") \
+ V(NATIVE_SCRIPT_TAG, "Script")
+// Note that 'NATIVE_' cases for functions and scripts are mapped onto
+// original tags when writing to the log.
+
+#define PROFILE(the_isolate, Call) (the_isolate)->code_event_dispatcher()->Call;
+
+class CodeEventListener {
+ public:
+#define DECLARE_ENUM(enum_item, _) enum_item,
+ enum LogEventsAndTags {
+ LOG_EVENTS_AND_TAGS_LIST(DECLARE_ENUM) NUMBER_OF_LOG_EVENTS
+ };
+#undef DECLARE_ENUM
+
+ virtual ~CodeEventListener() {}
+
+ virtual void CodeCreateEvent(LogEventsAndTags tag, AbstractCode* code,
+ const char* comment) = 0;
+ virtual void CodeCreateEvent(LogEventsAndTags tag, AbstractCode* code,
+ Name* name) = 0;
+ virtual void CodeCreateEvent(LogEventsAndTags tag, AbstractCode* code,
+ SharedFunctionInfo* shared, Name* name) = 0;
+ virtual void CodeCreateEvent(LogEventsAndTags tag, AbstractCode* code,
+ SharedFunctionInfo* shared, Name* source,
+ int line, int column) = 0;
+ virtual void CodeCreateEvent(LogEventsAndTags tag, AbstractCode* code,
+ int args_count) = 0;
+ virtual void CallbackEvent(Name* name, Address entry_point) = 0;
+ virtual void GetterCallbackEvent(Name* name, Address entry_point) = 0;
+ virtual void SetterCallbackEvent(Name* name, Address entry_point) = 0;
+ virtual void RegExpCodeCreateEvent(AbstractCode* code, String* source) = 0;
+ virtual void CodeMoveEvent(AbstractCode* from, Address to) = 0;
+ virtual void SharedFunctionInfoMoveEvent(Address from, Address to) = 0;
+ virtual void CodeMovingGCEvent() = 0;
+ virtual void CodeDisableOptEvent(AbstractCode* code,
+ SharedFunctionInfo* shared) = 0;
+ virtual void CodeDeoptEvent(Code* code, Address pc, int fp_to_sp_delta) = 0;
+};
+
+class CodeEventDispatcher {
+ public:
+ using LogEventsAndTags = CodeEventListener::LogEventsAndTags;
+
+ CodeEventDispatcher() {}
+
+ bool AddListener(CodeEventListener* listener) {
+ return listeners_.insert(listener).second;
+ }
+ void RemoveListener(CodeEventListener* listener) {
+ listeners_.erase(listener);
+ }
+
+#define CODE_EVENT_DISPATCH(code) \
+ for (auto it = listeners_.begin(); it != listeners_.end(); ++it) (*it)->code
+
+ void CodeCreateEvent(LogEventsAndTags tag, AbstractCode* code,
+ const char* comment) {
+ CODE_EVENT_DISPATCH(CodeCreateEvent(tag, code, comment));
+ }
+ void CodeCreateEvent(LogEventsAndTags tag, AbstractCode* code, Name* name) {
+ CODE_EVENT_DISPATCH(CodeCreateEvent(tag, code, name));
+ }
+ void CodeCreateEvent(LogEventsAndTags tag, AbstractCode* code,
+ SharedFunctionInfo* shared, Name* name) {
+ CODE_EVENT_DISPATCH(CodeCreateEvent(tag, code, shared, name));
+ }
+ void CodeCreateEvent(LogEventsAndTags tag, AbstractCode* code,
+ SharedFunctionInfo* shared, Name* source, int line,
+ int column) {
+ CODE_EVENT_DISPATCH(
+ CodeCreateEvent(tag, code, shared, source, line, column));
+ }
+ void CodeCreateEvent(LogEventsAndTags tag, AbstractCode* code,
+ int args_count) {
+ CODE_EVENT_DISPATCH(CodeCreateEvent(tag, code, args_count));
+ }
+ void CallbackEvent(Name* name, Address entry_point) {
+ CODE_EVENT_DISPATCH(CallbackEvent(name, entry_point));
+ }
+ void GetterCallbackEvent(Name* name, Address entry_point) {
+ CODE_EVENT_DISPATCH(GetterCallbackEvent(name, entry_point));
+ }
+ void SetterCallbackEvent(Name* name, Address entry_point) {
+ CODE_EVENT_DISPATCH(SetterCallbackEvent(name, entry_point));
+ }
+ void RegExpCodeCreateEvent(AbstractCode* code, String* source) {
+ CODE_EVENT_DISPATCH(RegExpCodeCreateEvent(code, source));
+ }
+ void CodeMoveEvent(AbstractCode* from, Address to) {
+ CODE_EVENT_DISPATCH(CodeMoveEvent(from, to));
+ }
+ void SharedFunctionInfoMoveEvent(Address from, Address to) {
+ CODE_EVENT_DISPATCH(SharedFunctionInfoMoveEvent(from, to));
+ }
+ void CodeMovingGCEvent() { CODE_EVENT_DISPATCH(CodeMovingGCEvent()); }
+ void CodeDisableOptEvent(AbstractCode* code, SharedFunctionInfo* shared) {
+ CODE_EVENT_DISPATCH(CodeDisableOptEvent(code, shared));
+ }
+ void CodeDeoptEvent(Code* code, Address pc, int fp_to_sp_delta) {
+ CODE_EVENT_DISPATCH(CodeDeoptEvent(code, pc, fp_to_sp_delta));
+ }
+#undef CODE_EVENT_DISPATCH
+
+ private:
+ std::unordered_set<CodeEventListener*> listeners_;
+
+ DISALLOW_COPY_AND_ASSIGN(CodeEventDispatcher);
+};
+
+} // namespace internal
+} // namespace v8
+
+#endif // V8_CODE_EVENTS_H_