Detect overflow of contant pool in virtual frame compiler.

src/x64/virtual-frame-x64.h

 // Copyright 2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 382 matching lines @@
   void EmitPush(const Operand& operand,
                 TypeInfo info = TypeInfo::Unknown());
   void EmitPush(Heap::RootListIndex index,
                 TypeInfo info = TypeInfo::Unknown());
   void EmitPush(Immediate immediate,
                 TypeInfo info = TypeInfo::Unknown());
   void EmitPush(Smi* value);
   // Uses kScratchRegister, emits appropriate relocation info.
   void EmitPush(Handle<Object> value);
 
+  inline bool ConstantPoolOverflowed();
+
   // Push an element on the virtual frame.
   inline void Push(Register reg, TypeInfo info = TypeInfo::Unknown());
   inline void Push(Handle<Object> value);
   inline void Push(Smi* value);
 
   // Pushing a result invalidates it (its contents become owned by the
   // frame).
   void Push(Result* result) {
     if (result->is_register()) {
       Push(result->reg(), result->type_info());
@@ skipping 169 matching lines @@
 
   // Classes that need raw access to the elements_ array.
   friend class FrameRegisterState;
   friend class JumpTarget;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_X64_VIRTUAL_FRAME_X64_H_