[fullcodegen] Implement operand stack depth tracking.

src/bailout-reason.h

 // Copyright 2014 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_BAILOUT_REASON_H_
 #define V8_BAILOUT_REASON_H_
 
 namespace v8 {
 namespace internal {
 
@@ skipping 214 matching lines @@
     "Unexpected initial map for Array function")                               \
   V(kUnexpectedInitialMapForInternalArrayFunction,                             \
     "Unexpected initial map for InternalArray function")                       \
   V(kUnexpectedLevelAfterReturnFromApiCall,                                    \
     "Unexpected level after return from api call")                             \
   V(kUnexpectedNegativeValue, "Unexpected negative value")                     \
   V(kUnexpectedNumberOfPreAllocatedPropertyFields,                             \
     "Unexpected number of pre-allocated property fields")                      \
   V(kUnexpectedFPCRMode, "Unexpected FPCR mode.")                              \
   V(kUnexpectedSmi, "Unexpected smi value")                                    \
+  V(kUnexpectedStackDepth, "Unexpected operand stack depth in full-codegen")   \
   V(kUnexpectedStackPointer, "The stack pointer is not the expected value")    \
   V(kUnexpectedStringType, "Unexpected string type")                           \
   V(kUnexpectedTypeForRegExpDataFixedArrayExpected,                            \
     "Unexpected type for RegExp data, FixedArray expected")                    \
   V(kUnexpectedValue, "Unexpected value")                                      \
   V(kUnsupportedConstCompoundAssignment,                                       \
     "Unsupported const compound assignment")                                   \
   V(kUnsupportedCountOperationWithConst,                                       \
     "Unsupported count operation with const")                                  \
   V(kUnsupportedDoubleImmediate, "Unsupported double immediate")               \
@@ skipping 26 matching lines @@
 };
 #undef ERROR_MESSAGES_CONSTANTS
 
 
 const char* GetBailoutReason(BailoutReason reason);
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_BAILOUT_REASON_H_