Initial support for debugger frame state in Turbofan.

src/ast.h

 // Copyright 2012 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_AST_H_
 #define V8_AST_H_
 
 #include "src/v8.h"
 
 #include "src/assembler.h"
@@ skipping 1306 matching lines @@
 
  private:
   Block* finally_block_;
 };
 
 
 class DebuggerStatement V8_FINAL : public Statement {
  public:
   DECLARE_NODE_TYPE(DebuggerStatement)
 
+  BailoutId DebugBreakId() const { return debugger_id_; }
+
  protected:
-  explicit DebuggerStatement(Zone* zone, int pos): Statement(zone, pos) {}
+  explicit DebuggerStatement(Zone* zone, int pos)
+      : Statement(zone, pos), debugger_id_(GetNextId(zone)) {}
+
+ private:
+  const BailoutId debugger_id_;
 };
 
 
 class EmptyStatement V8_FINAL : public Statement {
  public:
   DECLARE_NODE_TYPE(EmptyStatement)
 
  protected:
   explicit EmptyStatement(Zone* zone, int pos): Statement(zone, pos) {}
 };
@@ skipping 2167 matching lines @@
  private:
   Zone* zone_;
   Visitor visitor_;
   AstValueFactory* ast_value_factory_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_AST_H_