include/gdb/sim-h8300.h

   1 /* This file defines the interface between the h8300 simulator and gdb.
   2    Copyright (C) 2002-2016 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 #if !defined (SIM_H8300_H)
  20 #define SIM_H8300_H
  21
  22 /* The simulator makes use of the following register information. */
  23
  24 enum sim_h8300_regs
  25   {
  26     /* Registers common to all the H8 variants. */
  27     /* Start here: */
  28     SIM_H8300_R0_REGNUM,
  29     SIM_H8300_R1_REGNUM,
  30     SIM_H8300_R2_REGNUM,
  31     SIM_H8300_R3_REGNUM,
  32     SIM_H8300_R4_REGNUM,
  33     SIM_H8300_R5_REGNUM,
  34     SIM_H8300_R6_REGNUM,
  35     SIM_H8300_R7_REGNUM,
  36
  37     SIM_H8300_CCR_REGNUM,  /* Contains processor status */
  38     SIM_H8300_PC_REGNUM,   /* Contains program counter */
  39     /* End here */
  40
  41     SIM_H8300_EXR_REGNUM,  /* Contains extended processor status
  42                               H8S and higher */
  43     SIM_H8300_MACL_REGNUM, /* Lower part of MAC register (26xx only)*/
  44     SIM_H8300_MACH_REGNUM, /* High part of MAC register (26xx only) */
  45
  46     SIM_H8300_CYCLE_REGNUM,
  47     SIM_H8300_INST_REGNUM,
  48     SIM_H8300_TICK_REGNUM
  49   };
  50
  51 enum
  52   {
  53     SIM_H8300_ARG_FIRST_REGNUM = SIM_H8300_R0_REGNUM, /* first reg in which an arg
  54                                                          may be passed */
  55     SIM_H8300_ARG_LAST_REGNUM = SIM_H8300_R3_REGNUM,  /* last  reg in which an arg
  56                                                          may be passed */
  57     SIM_H8300_FP_REGNUM = SIM_H8300_R6_REGNUM, /* Contain address of executing
  58                                                   stack frame */
  59     SIM_H8300_SP_REGNUM = SIM_H8300_R7_REGNUM  /* Contains address of top of stack */
  60   };
  61
  62 enum
  63   {
  64     SIM_H8300_NUM_COMMON_REGS = 10,
  65     SIM_H8300_S_NUM_REGS = 13,
  66     SIM_H8300_NUM_REGS = 16
  67   };
  68
  69 #endif                          /* SIM_H8300_H */