Initial support for debugger frame state in Turbofan.

src/compiler/instruction-selector.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_COMPILER_INSTRUCTION_SELECTOR_H_
 #define V8_COMPILER_INSTRUCTION_SELECTOR_H_
 
 #include <deque>
 
 #include "src/compiler/common-operator.h"
@@ skipping 124 matching lines @@
   // Initialize the call buffer with the InstructionOperands, nodes, etc,
   // corresponding
   // to the inputs and outputs of the call.
   // {call_code_immediate} to generate immediate operands to calls of code.
   // {call_address_immediate} to generate immediate operands to address calls.
   void InitializeCallBuffer(Node* call, CallBuffer* buffer,
                             bool call_code_immediate,
                             bool call_address_immediate, BasicBlock* cont_node,
                             BasicBlock* deopt_node);
 
+  FrameStateDescriptor* GetFrameStateDescriptor(Node* node);
+  void AddFrameStateInputs(Node* state,
+                           std::vector<InstructionOperand*>* inputs,
+                           FrameStateDescriptor* descriptor);
+
   // ===========================================================================
   // ============= Architecture-specific graph covering methods. ===============
   // ===========================================================================
 
   // Visit nodes in the given block and generate code.
   void VisitBlock(BasicBlock* block);
 
   // Visit the node for the control flow at the end of the block, generating
   // code if necessary.
   void VisitControl(BasicBlock* block);
@@ skipping 49 matching lines @@
   Instructions instructions_;
   BoolVector defined_;
   BoolVector used_;
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_INSTRUCTION_SELECTOR_H_