include/gdb/sim-h8300.h

   1 /* This file defines the interface between the h8300 simulator and gdb.
   2    Copyright (C) 2002 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 2 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, write to the Free Software
  18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  19
  20 #if !defined (SIM_H8300_H)
  21 #define SIM_H8300_H
  22
  23 #ifdef __cplusplus
  24 extern "C" { //}
  25 #endif
  26
  27 /* The simulator makes use of the following register information. */
  28
  29 /* Registers common to all the H8 variants. */
  30   enum sim_h8300_regs
  31   {
  32     H8300_R0_REGNUM = 0,
  33     H8300_R1_REGNUM,
  34     H8300_R2_REGNUM,
  35     H8300_R3_REGNUM,
  36     H8300_R4_REGNUM,
  37     H8300_R5_REGNUM,
  38     H8300_R6_REGNUM,
  39     H8300_R7_REGNUM,
  40
  41     H8300_PC_REGNUM,    /* Contains program counter */
  42     H8300_CCR_REGNUM,   /* Contains processor status */
  43
  44     H8300_S_EXR_REGNUM, /* Contains extended processor status */
  45     H8300_S_MACL_REGNUM,/* Lower part of MAC register */
  46     H8300_S_MACH_REGNUM,/* High part of MAC register */
  47
  48     H8300_SIM_CYCLE_REGNUM,
  49     H8300_SIM_INST_REGNUM,
  50     H8300_SIM_TICK_REGNUM
  51   };
  52
  53   enum
  54   {
  55     ARG_FIRST_REGNUM = H8300_R0_REGNUM, /* first reg in which an arg
  56                                            may be passed */
  57     ARG_LAST_REGNUM = H8300_R3_REGNUM,  /* last  reg in which an arg
  58                                            may be passed */
  59     H8300_FP_REGNUM = H8300_R6_REGNUM,  /* Contain address of executing
  60                                            stack frame */
  61     H8300_SP_REGNUM = H8300_R7_REGNUM   /* Contains address of top of stack */
  62   };
  63
  64   enum
  65   {
  66     H8300_NUM_COMMON_REGS = 10,
  67     H8300_S_NUM_REGS = 13,
  68     H8300_NUM_SIM_REGS = 16
  69   };
  70
  71 #ifdef __cplusplus
  72 }
  73 #endif
  74
  75 #endif                          /* SIM_H8300_H */