Port code generator to x64.

runtime/vm/code_generator_ia32.h

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_CODE_GENERATOR_IA32_H_
 #define VM_CODE_GENERATOR_IA32_H_
 
 #ifndef VM_CODE_GENERATOR_H_
 #error Do not include code_generator_ia32.h directly; use code_generator.h.
 #endif
 
 #include "vm/assembler.h"
 #include "vm/ast.h"
 #include "vm/growable_array.h"
 #include "vm/parser.h"
 
 namespace dart {
 
-// Forward Declarations.
+// Forward declarations.
 class Assembler;
 class AstNode;
 class CodeGenerator;
 class SourceLabel;
 
 
 class CodeGeneratorState : public StackResource {
  public:
   explicit CodeGeneratorState(CodeGenerator* codegen);
   virtual ~CodeGeneratorState();
@@ skipping 92 matching lines @@
 
   virtual void CountBackwardLoop();
 
   void GenerateReturnEpilog();
 
  private:
   // TODO(srdjan): Remove the friendship once the two compilers are properly
   // structured.
   friend class OptimizingCodeGenerator;
 
-  // Forward Declarations.
+  // Forward declarations.
   class DescriptorList;
   class HandlerList;
 
   // Return true if intrinsification was completed and no other code
   // needs to be generated.
   virtual bool TryIntrinsify() { return false; }
   virtual void GeneratePreEntryCode();
   void GenerateLegacyEntryCode();
   void GenerateEntryCode();
   void GenerateLoadVariable(Register dst, const LocalVariable& local);
@@ skipping 74 matching lines @@
   const ParsedFunction& parsed_function_;
   intptr_t locals_space_size_;
   CodeGeneratorState* state_;
   DescriptorList* pc_descriptors_list_;
   HandlerList* exception_handlers_list_;
   int try_index_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(CodeGenerator);
 };
 
-
 }  // namespace dart
 
 #endif  // VM_CODE_GENERATOR_IA32_H_