/* This file defines the interface between the h8300 simulator and gdb.
   Copyright (C) 2002 Free Software Foundation, Inc.

This file is part of GDB.

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

#if !defined (SIM_H8300_H)
#define SIM_H8300_H

#ifdef __cplusplus
extern "C" { //}
#endif
  
/* The simulator makes use of the following register information. */ 
  
/* Registers common to all the H8 variants. */
  enum sim_h8300_regs
  {
    H8300_R0_REGNUM = 0,
    H8300_R1_REGNUM,
    H8300_R2_REGNUM,
    H8300_R3_REGNUM,
    H8300_R4_REGNUM,
    H8300_R5_REGNUM,
    H8300_R6_REGNUM,
    H8300_R7_REGNUM,

    H8300_PC_REGNUM,	/* Contains program counter */
    H8300_CCR_REGNUM,	/* Contains processor status */

    H8300_S_EXR_REGNUM,	/* Contains extended processor status */
    H8300_S_MACL_REGNUM,/* Lower part of MAC register */
    H8300_S_MACH_REGNUM,/* High part of MAC register */

    H8300_SIM_CYCLE_REGNUM,
    H8300_SIM_INST_REGNUM,
    H8300_SIM_TICK_REGNUM
  };

  enum
  {
    ARG_FIRST_REGNUM = H8300_R0_REGNUM,	/* first reg in which an arg 
					   may be passed */
    ARG_LAST_REGNUM = H8300_R3_REGNUM,	/* last  reg in which an arg 
					   may be passed */
    H8300_FP_REGNUM = H8300_R6_REGNUM,	/* Contain address of executing 
					   stack frame */
    H8300_SP_REGNUM = H8300_R7_REGNUM	/* Contains address of top of stack */
  };

  enum
  {
    H8300_NUM_COMMON_REGS = 10,
    H8300_S_NUM_REGS = 13,
    H8300_NUM_SIM_REGS = 16
  };

#ifdef __cplusplus
}
#endif
 
#endif				/* SIM_H8300_H */