1/* This file defines the interface between the h8300 simulator and gdb.
2   Copyright (C) 2002 Free Software Foundation, Inc.
3
4This file is part of GDB.
5
6This program is free software; you can redistribute it and/or modify
7it under the terms of the GNU General Public License as published by
8the Free Software Foundation; either version 2 of the License, or
9(at your option) any later version.
10
11This program is distributed in the hope that it will be useful,
12but WITHOUT ANY WARRANTY; without even the implied warranty of
13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14GNU General Public License for more details.
15
16You should have received a copy of the GNU General Public License
17along with this program; if not, write to the Free Software
18Foundation, 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
24extern "C" { //}
25#endif
26
27/* The simulator makes use of the following register information. */
28
29  enum sim_h8300_regs
30  {
31    /* Registers common to all the H8 variants. */
32    /* Start here: */
33    SIM_H8300_R0_REGNUM,
34    SIM_H8300_R1_REGNUM,
35    SIM_H8300_R2_REGNUM,
36    SIM_H8300_R3_REGNUM,
37    SIM_H8300_R4_REGNUM,
38    SIM_H8300_R5_REGNUM,
39    SIM_H8300_R6_REGNUM,
40    SIM_H8300_R7_REGNUM,
41
42    SIM_H8300_CCR_REGNUM,  /* Contains processor status */
43    SIM_H8300_PC_REGNUM,   /* Contains program counter */
44    /* End here */
45
46    SIM_H8300_EXR_REGNUM,  /* Contains extended processor status
47                              H8S and higher */
48    SIM_H8300_MACL_REGNUM, /* Lower part of MAC register (26xx only)*/
49    SIM_H8300_MACH_REGNUM, /* High part of MAC register (26xx only) */
50
51    SIM_H8300_CYCLE_REGNUM,
52    SIM_H8300_INST_REGNUM,
53    SIM_H8300_TICK_REGNUM
54  };
55
56  enum
57  {
58    SIM_H8300_ARG_FIRST_REGNUM = SIM_H8300_R0_REGNUM, /* first reg in which an arg
59                                                         may be passed */
60    SIM_H8300_ARG_LAST_REGNUM = SIM_H8300_R3_REGNUM,  /* last  reg in which an arg
61                                                         may be passed */
62    SIM_H8300_FP_REGNUM = SIM_H8300_R6_REGNUM, /* Contain address of executing
63                                                  stack frame */
64    SIM_H8300_SP_REGNUM = SIM_H8300_R7_REGNUM  /* Contains address of top of stack */
65  };
66
67  enum
68  {
69    SIM_H8300_NUM_COMMON_REGS = 10,
70    SIM_H8300_S_NUM_REGS = 13,
71    SIM_H8300_NUM_REGS = 16
72  };
73
74#ifdef __cplusplus
75}
76#endif
77
78#endif				/* SIM_H8300_H */
79