Merge experimental/a64 to bleeding_edge.

src/a64/codegen-a64.h

Index: src/a64/codegen-a64.h
diff --git a/src/mips/codegen-mips.h b/src/a64/codegen-a64.h
similarity index 90%
copy from src/mips/codegen-mips.h
copy to src/a64/codegen-a64.h
index efbcb3ce337473a2ad44e34f477395d7b3945972..d66bd34a93665de8e5196047c929efa3d1576626 100644
--- a/src/mips/codegen-mips.h
+++ b/src/a64/codegen-a64.h
@@ -1,4 +1,4 @@
-// Copyright 2011 the V8 project authors. All rights reserved.
+// Copyright 2013 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:
@@ -25,10 +25,8 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-
-#ifndef V8_MIPS_CODEGEN_MIPS_H_
-#define V8_MIPS_CODEGEN_MIPS_H_
-
+#ifndef V8_A64_CODEGEN_A64_H_
+#define V8_A64_CODEGEN_A64_H_
 
 #include "ast.h"
 #include "ic-inl.h"
@@ -36,10 +34,6 @@
 namespace v8 {
 namespace internal {
 
-
-enum TypeofState { INSIDE_TYPEOF, NOT_INSIDE_TYPEOF };
-
-
 class StringCharLoadGenerator : public AllStatic {
  public:
   // Generates the code for handling different string types and loading the
@@ -58,7 +52,6 @@ class StringCharLoadGenerator : public AllStatic {
 
 class MathExpGenerator : public AllStatic {
  public:
-  // Register input isn't modified. All other registers are clobbered.
   static void EmitMathExp(MacroAssembler* masm,
                           DoubleRegister input,
                           DoubleRegister result,
@@ -74,4 +67,4 @@ class MathExpGenerator : public AllStatic {
 
 } }  // namespace v8::internal
 
-#endif  // V8_MIPS_CODEGEN_MIPS_H_
+#endif  // V8_A64_CODEGEN_A64_H_