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
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
|
/* itbl-ops.h
Copyright 1997, 1999, 2000, 2003, 2005, 2006, 2007
Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
GAS 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, or (at your option)
any later version.
GAS 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 GAS; see the file COPYING. If not, write to the Free
Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
02110-1301, USA. */
/* External functions, constants and defines for itbl support */
#ifdef HAVE_ITBL_CPU
#include "itbl-cpu.h"
#endif
/* Defaults for definitions required by generic code */
#ifndef ITBL_NUMBER_OF_PROCESSORS
#define ITBL_NUMBER_OF_PROCESSORS 1
#endif
#ifndef ITBL_MAX_BITPOS
#define ITBL_MAX_BITPOS 31
#endif
#ifndef ITBL_TYPE
#define ITBL_TYPE unsigned long
#endif
#ifndef ITBL_IS_INSN
#define ITBL_IS_INSN(insn) 1
#endif
#ifndef ITBL_DECODE_PNUM
#define ITBL_DECODE_PNUM(insn) 0
#endif
#ifndef ITBL_ENCODE_PNUM
#define ITBL_ENCODE_PNUM(pnum) 0
#endif
typedef ITBL_TYPE t_insn;
/* types of entries */
typedef enum
{
e_insn,
e_dreg,
e_regtype0 = e_dreg,
e_creg,
e_greg,
e_addr,
e_nregtypes = e_greg + 1,
e_immed,
e_ntypes,
e_invtype /* invalid type */
} e_type;
typedef enum
{
e_p0,
e_nprocs = ITBL_NUMBER_OF_PROCESSORS,
e_invproc /* invalid processor */
} e_processor;
/* 0 means an instruction table was not specified. */
extern int itbl_have_entries;
/* These routines are visible to the main part of the assembler */
int itbl_parse (char *insntbl);
void itbl_init (void);
char *itbl_get_field (char **s);
unsigned long itbl_assemble (char *name, char *operands);
int itbl_disassemble (char *str, unsigned long insn);
int itbl_parse (char *tbl); /* parses insn tbl */
int itbl_get_reg_val (char *name, unsigned long *pval);
int itbl_get_val (e_processor processor, e_type type, char *name,
unsigned long *pval);
char *itbl_get_name (e_processor processor, e_type type, unsigned long val);
/* These routines are called by the table parser used to build the
dynamic list of new processor instructions and registers. */
struct itbl_entry *itbl_add_reg (int yyproc, int yytype,
char *regname, int regnum);
struct itbl_entry *itbl_add_insn (int yyproc, char *name,
unsigned long value, int sbit, int ebit, unsigned long flags);
struct itbl_field *itbl_add_operand (struct itbl_entry * e, int yytype,
int sbit, int ebit, unsigned long flags);
|
