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
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
/* Texas Instruments TMS320C80 (MVP) Simulator.
Copyright (C) 1997 Free Software Foundation, Inc.
Contributed by Cygnus Support.
This file is part of GDB, the GNU debugger.
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, 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. */
#ifndef _TIC80_ALU_H_
#define _TIC80_ALU_H_
#define ALU_CARRY 0 /* FIXME */
#define ALU32_END(TARG) \
{ \
(TARG) = ALU32_RESULT; /* FIXME */ \
}
#define ALU_END(TARG) ALU32_END(TARG)
#include "sim-alu.h"
/* Bring data in from the cold */
#define IMEM32(CIA) \
(sim_core_read_aligned_4(STATE_CPU (sd, 0), CIA, exec_map, (CIA).ip))
#define IMEM32_IMMED(CIA, N) \
(sim_core_read_aligned_4 (STATE_CPU (sd, 0), CIA, exec_map, (CIA).ip + 4 * (N)))
#define MEM(SIGN, EA, NR_BYTES) \
((SIGN##_##NR_BYTES) sim_core_read_unaligned_##NR_BYTES (STATE_CPU (sd, 0), cia, \
read_map, \
(EA)))
#define STORE(EA, NR_BYTES, VAL) \
do { \
sim_core_write_unaligned_##NR_BYTES (STATE_CPU (sd, 0), cia, \
write_map, \
(EA), (VAL)); \
} while (0)
#define long_immediate(VARIABLE) \
unsigned_word VARIABLE = MEM (unsigned, nia.ip, 4); \
cia.dp += sizeof (instruction_word); \
nia.ip += sizeof (instruction_word); \
nia.dp += sizeof (instruction_word);
/* Floating point support */
#define IS_FP_AVAILABLE ((CPU)->cr[IE_CR] & IE_CR_IE)
#include "sim-fpu.h"
#endif
|
