Rename A64 port to ARM64 port

src/a64/codegen-a64.h

-// 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:
-//
-//     * Redistributions of source code must retain the above copyright
-//       notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-//       copyright notice, this list of conditions and the following
-//       disclaimer in the documentation and/or other materials provided
-//       with the distribution.
-//     * Neither the name of Google Inc. nor the names of its
-//       contributors may be used to endorse or promote products derived
-//       from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (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_A64_CODEGEN_A64_H_
-#define V8_A64_CODEGEN_A64_H_
-
-#include "ast.h"
-#include "ic-inl.h"
-
-namespace v8 {
-namespace internal {
-
-class StringCharLoadGenerator : public AllStatic {
- public:
-  // Generates the code for handling different string types and loading the
-  // indexed character into |result|.  We expect |index| as untagged input and
-  // |result| as untagged output. Register index is asserted to be a 32-bit W
-  // register.
-  static void Generate(MacroAssembler* masm,
-                       Register string,
-                       Register index,
-                       Register result,
-                       Label* call_runtime);
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(StringCharLoadGenerator);
-};
-
-
-class MathExpGenerator : public AllStatic {
- public:
-  static void EmitMathExp(MacroAssembler* masm,
-                          DoubleRegister input,
-                          DoubleRegister result,
-                          DoubleRegister double_scratch1,
-                          DoubleRegister double_scratch2,
-                          Register temp1,
-                          Register temp2,
-                          Register temp3);
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(MathExpGenerator);
-};
-
-} }  // namespace v8::internal
-
-#endif  // V8_A64_CODEGEN_A64_H_