gdb/sim-regno.h

   1 /* Generic remote debugging interface for simulators.
   2
   3    Copyright (C) 2002-2019 Free Software Foundation, Inc.
   4
   5    Contributed by Red Hat, Inc.
   6
   7    This file is part of GDB.
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  21
  22 #ifndef SIM_REGNO_H
  23 #define SIM_REGNO_H
  24
  25 /* The gdbarch_register_sim_regno (REGNUM) method, when there is a
  26    corresponding simulator register, returns that register number as a
  27    cardinal.  When there is no corresponding register, it returns a
  28    negative value.  */
  29
  30 enum sim_regno {
  31   /* Normal sane architecture.  The simulator is known to not model
  32      this register.  */
  33   SIM_REGNO_DOES_NOT_EXIST = -1,
  34   /* For possible backward compatibility.  The register cache doesn't
  35      have a corresponding name.  Skip the register entirely.  */
  36   LEGACY_SIM_REGNO_IGNORE = -2
  37 };
  38
  39 /* Treat all raw registers as valid.  */
  40
  41 extern int one2one_register_sim_regno (struct gdbarch *gdbarch, int regnum);
  42
  43 #endif