1 /*
   2  * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright (c) 2012, 2013 SAP SE. 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
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  25 
  26 #ifndef CPU_PPC_VM_RELOCINFO_PPC_HPP
  27 #define CPU_PPC_VM_RELOCINFO_PPC_HPP
  28 
  29   // machine-dependent parts of class relocInfo
  30  private:
  31   enum {
  32     // Since Power instructions are whole words,
  33     // the two low-order offset bits can always be discarded.
  34     offset_unit        =  4,
  35 
  36     // There is no need for format bits; the instructions are
  37     // sufficiently self-identifying.
  38 #ifndef _LP64
  39     format_width       =  0
  40 #else
  41     // Except narrow oops in 64-bits VM.
  42     format_width       =  1
  43 #endif
  44   };
  45 
  46 #endif // CPU_PPC_VM_RELOCINFO_PPC_HPP