PowerPC specific sub-directories.

src/ppc/codegen-ppc.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_PPC_CODEGEN_PPC_H_
+#define V8_PPC_CODEGEN_PPC_H_
+
+#include "src/ast.h"
+#include "src/macro-assembler.h"
+
+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
+  // indexed character into |result|.  We expect |index| as untagged input and
+  // |result| as untagged output.
+  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:
+  // Register input isn't modified. All other registers are clobbered.
+  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_PPC_CODEGEN_PPC_H_