xref: /netbsd-src/external/gpl3/gdb/dist/sim/msp430/msp430-sim.h (revision a8c74629f602faa0ccf8a463757d7baf858bbf3a)
1 /* Simulator for TI MSP430 and MSP430x processors.
2 
3    Copyright (C) 2012-2020 Free Software Foundation, Inc.
4    Contributed by Red Hat, Inc.
5 
6    This file is part of simulators.
7 
8    This program is free software; you can redistribute it and/or modify
9    it under the terms of the GNU General Public License as published by
10    the Free Software Foundation; either version 3 of the License, or
11    (at your option) any later version.
12 
13    This program is distributed in the hope that it will be useful,
14    but WITHOUT ANY WARRANTY; without even the implied warranty of
15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16    GNU General Public License for more details.
17 
18    You should have received a copy of the GNU General Public License
19    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
20 
21 #ifndef _MSP430_SIM_H_
22 #define _MSP430_SIM_H_
23 
24 typedef enum { UNSIGN_32, SIGN_32, UNSIGN_MAC_32, SIGN_MAC_32 } hwmult_type;
25 typedef enum { UNSIGN_64, SIGN_64 } hw32mult_type;
26 
27 struct msp430_cpu_state
28 {
29   int regs[16];
30   int cio_breakpoint;
31   int cio_buffer;
32 
33   hwmult_type  hwmult_type;
34   unsigned16   hwmult_op1;
35   unsigned16   hwmult_op2;
36   unsigned32   hwmult_result;
37   signed32     hwmult_signed_result;
38   unsigned32   hwmult_accumulator;
39   signed32     hwmult_signed_accumulator;
40 
41   hw32mult_type  hw32mult_type;
42   unsigned32     hw32mult_op1;
43   unsigned32     hw32mult_op2;
44   unsigned64     hw32mult_result;
45 };
46 
47 #define HWMULT(SD, FIELD) MSP430_CPU (SD)->state.FIELD
48 
49 #endif
50