Move regexp implementation into its own folder.

src/regexp/ppc/regexp-macro-assembler-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_REGEXP_MACRO_ASSEMBLER_PPC_H_
-#define V8_PPC_REGEXP_MACRO_ASSEMBLER_PPC_H_
+#ifndef V8_REGEXP_PPC_REGEXP_MACRO_ASSEMBLER_PPC_H_
+#define V8_REGEXP_PPC_REGEXP_MACRO_ASSEMBLER_PPC_H_
 
 #include "src/macro-assembler.h"
 #include "src/ppc/assembler-ppc.h"
-#include "src/ppc/frames-ppc.h"
+#include "src/regexp/regexp-macro-assembler.h"
 
 namespace v8 {
 namespace internal {
 
 
 #ifndef V8_INTERPRETED_REGEXP
 class RegExpMacroAssemblerPPC : public NativeRegExpMacroAssembler {
  public:
   RegExpMacroAssemblerPPC(Isolate* isolate, Zone* zone, Mode mode,
                           int registers_to_save);
@@ skipping 182 matching lines @@
 };
 
 // Set of non-volatile registers saved/restored by generated regexp code.
 const RegList kRegExpCalleeSaved =
     1 << 25 | 1 << 26 | 1 << 27 | 1 << 28 | 1 << 29 | 1 << 30 | 1 << 31;
 
 #endif  // V8_INTERPRETED_REGEXP
 }
 }  // namespace v8::internal
 
-#endif  // V8_PPC_REGEXP_MACRO_ASSEMBLER_PPC_H_
+#endif  // V8_REGEXP_PPC_REGEXP_MACRO_ASSEMBLER_PPC_H_