1 /*
   2  * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright 2012, 2013 SAP AG. All rights reserved.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 
  26 #ifndef CPU_PPC_VM_REGISTERMAP_PPC_HPP
  27 #define CPU_PPC_VM_REGISTERMAP_PPC_HPP
  28 
  29 // machine-dependent implemention for register maps
  30   friend class frame;
  31 
  32  private:
  33   // This is the hook for finding a register in an "well-known" location,
  34   // such as a register block of a predetermined format.
  35   // Since there is none, we just return NULL.
  36   // See registerMap_sparc.hpp for an example of grabbing registers
  37   // from register save areas of a standard layout.
  38   address pd_location(VMReg reg) const { return NULL; }
  39 
  40   // no PD state to clear or copy:
  41   void pd_clear() {}
  42   void pd_initialize() {}
  43   void pd_initialize_from(const RegisterMap* map) {}
  44 
  45 #endif // CPU_PPC_VM_REGISTERMAP_PPC_HPP