[interpreter] First implementation of stack unwinding.

src/builtins.h

 // Copyright 2011 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_BUILTINS_H_
 #define V8_BUILTINS_H_
 
 #include "src/base/flags.h"
 #include "src/handles.h"
 
@@ skipping 179 matching lines @@
   V(NotifyStubFailure, BUILTIN, UNINITIALIZED, kNoExtraICState)                \
   V(NotifyStubFailureSaveDoubles, BUILTIN, UNINITIALIZED, kNoExtraICState)     \
                                                                                \
   V(InterpreterEntryTrampoline, BUILTIN, UNINITIALIZED, kNoExtraICState)       \
   V(InterpreterExitTrampoline, BUILTIN, UNINITIALIZED, kNoExtraICState)        \
   V(InterpreterPushArgsAndCall, BUILTIN, UNINITIALIZED, kNoExtraICState)       \
   V(InterpreterPushArgsAndConstruct, BUILTIN, UNINITIALIZED, kNoExtraICState)  \
   V(InterpreterNotifyDeoptimized, BUILTIN, UNINITIALIZED, kNoExtraICState)     \
   V(InterpreterNotifySoftDeoptimized, BUILTIN, UNINITIALIZED, kNoExtraICState) \
   V(InterpreterNotifyLazyDeoptimized, BUILTIN, UNINITIALIZED, kNoExtraICState) \
+  V(InterpreterEnterExceptionHandler, BUILTIN, UNINITIALIZED, kNoExtraICState) \
                                                                                \
   V(LoadIC_Miss, BUILTIN, UNINITIALIZED, kNoExtraICState)                      \
   V(KeyedLoadIC_Miss, BUILTIN, UNINITIALIZED, kNoExtraICState)                 \
   V(StoreIC_Miss, BUILTIN, UNINITIALIZED, kNoExtraICState)                     \
   V(KeyedStoreIC_Miss, BUILTIN, UNINITIALIZED, kNoExtraICState)                \
   V(LoadIC_Getter_ForDeopt, LOAD_IC, MONOMORPHIC, kNoExtraICState)             \
   V(KeyedLoadIC_Megamorphic, KEYED_LOAD_IC, MEGAMORPHIC, kNoExtraICState)      \
                                                                                \
   V(KeyedLoadIC_Megamorphic_Strong, KEYED_LOAD_IC, MEGAMORPHIC,                \
     LoadICState::kStrongModeState)                                             \
@@ skipping 290 matching lines @@
   static void Generate_InterruptCheck(MacroAssembler* masm);
   static void Generate_StackCheck(MacroAssembler* masm);
 
   static void Generate_InterpreterEntryTrampoline(MacroAssembler* masm);
   static void Generate_InterpreterExitTrampoline(MacroAssembler* masm);
   static void Generate_InterpreterPushArgsAndCall(MacroAssembler* masm);
   static void Generate_InterpreterPushArgsAndConstruct(MacroAssembler* masm);
   static void Generate_InterpreterNotifyDeoptimized(MacroAssembler* masm);
   static void Generate_InterpreterNotifySoftDeoptimized(MacroAssembler* masm);
   static void Generate_InterpreterNotifyLazyDeoptimized(MacroAssembler* masm);
+  static void Generate_InterpreterEnterExceptionHandler(MacroAssembler* masm);
 
 #define DECLARE_CODE_AGE_BUILTIN_GENERATOR(C)                \
   static void Generate_Make##C##CodeYoungAgainEvenMarking(   \
       MacroAssembler* masm);                                 \
   static void Generate_Make##C##CodeYoungAgainOddMarking(    \
       MacroAssembler* masm);
   CODE_AGE_LIST(DECLARE_CODE_AGE_BUILTIN_GENERATOR)
 #undef DECLARE_CODE_AGE_BUILTIN_GENERATOR
 
   static void Generate_MarkCodeAsToBeExecutedOnce(MacroAssembler* masm);
   static void Generate_MarkCodeAsExecutedOnce(MacroAssembler* masm);
   static void Generate_MarkCodeAsExecutedTwice(MacroAssembler* masm);
 
   static void InitBuiltinFunctionTable();
 
   bool initialized_;
 
   friend class BuiltinFunctionTable;
   friend class Isolate;
 
   DISALLOW_COPY_AND_ASSIGN(Builtins);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_BUILTINS_H_