aboutsummaryrefslogtreecommitdiff
path: root/sim/msp430/msp430-sim.h
blob: cf67e2022b5522ac0afe38d64d11c5e3b323456f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
/* Simulator for TI MSP430 and MSP430x processors.

   Copyright (C) 2012-2021 Free Software Foundation, Inc.
   Contributed by Red Hat, Inc.

   This file is part of simulators.

   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 3 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, see <http://www.gnu.org/licenses/>.  */

#ifndef _MSP430_SIM_H_
#define _MSP430_SIM_H_

typedef enum { UNSIGN_32, SIGN_32, UNSIGN_MAC_32, SIGN_MAC_32 } hwmult_type;
typedef enum { UNSIGN_64, SIGN_64 } hw32mult_type;

struct msp430_cpu_state
{
  int regs[16];
  int cio_breakpoint;
  int cio_buffer;

  hwmult_type  hwmult_type;
  unsigned16   hwmult_op1;
  unsigned16   hwmult_op2;
  unsigned32   hwmult_result;
  signed32     hwmult_signed_result;
  unsigned32   hwmult_accumulator;
  signed32     hwmult_signed_accumulator;

  hw32mult_type  hw32mult_type;
  unsigned32     hw32mult_op1;
  unsigned32     hw32mult_op2;
  unsigned64     hw32mult_result;
};

#define HWMULT(SD, FIELD) MSP430_CPU (SD)->state.FIELD

#endif