gdb/regformats/regdef.h

   1 /* Register protocol definition structures for the GNU Debugger
   2    Copyright (C) 2001-2020 Free Software Foundation, Inc.
   3
   4    This file is part of GDB.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  18
  19 #ifndef REGFORMATS_REGDEF_H
  20 #define REGFORMATS_REGDEF_H
  21
  22 namespace gdb {
  23
  24 struct reg
  25 {
  26   reg (int _offset)
  27     : name (""),
  28       offset (_offset),
  29       size (0)
  30   {}
  31
  32   reg (const char *_name, int _offset, int _size)
  33     : name (_name),
  34       offset (_offset),
  35       size (_size)
  36   {}
  37
  38   /* The name of this register - NULL for pad entries.  */
  39   const char *name;
  40
  41   /* At the moment, both of the following bit counts must be divisible
  42      by eight (to match the representation as two hex digits) and divisible
  43      by the size of a byte (to match the layout of each register in
  44      memory).  */
  45
  46   /* The offset (in bits) of the value of this register in the buffer.  */
  47   int offset;
  48
  49   /* The size (in bits) of the value of this register, as transmitted.  */
  50   int size;
  51
  52   bool operator== (const reg &other) const
  53   {
  54     return (strcmp (name, other.name) == 0
  55             && offset == other.offset
  56             && size == other.size);
  57   }
  58
  59   bool operator!= (const reg &other) const
  60   {
  61     return !(*this == other);
  62   }
  63 };
  64
  65 } /* namespace gdb */
  66
  67 #endif /* REGFORMATS_REGDEF_H */