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252b5132 | 1 | /* itbl-ops.h |
aa820537 AM |
2 | Copyright 1997, 1999, 2000, 2003, 2005, 2006, 2007 |
3 | Free Software Foundation, Inc. | |
252b5132 RH |
4 | |
5 | This file is part of GAS, the GNU Assembler. | |
6 | ||
7 | GAS is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
ec2655a6 | 9 | the Free Software Foundation; either version 3, or (at your option) |
252b5132 RH |
10 | any later version. |
11 | ||
12 | GAS is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GAS; see the file COPYING. If not, write to the Free | |
4b4da160 NC |
19 | Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA |
20 | 02110-1301, USA. */ | |
252b5132 RH |
21 | |
22 | /* External functions, constants and defines for itbl support */ | |
23 | ||
252b5132 RH |
24 | #ifdef HAVE_ITBL_CPU |
25 | #include "itbl-cpu.h" | |
26 | #endif | |
27 | ||
28 | /* Defaults for definitions required by generic code */ | |
29 | #ifndef ITBL_NUMBER_OF_PROCESSORS | |
30 | #define ITBL_NUMBER_OF_PROCESSORS 1 | |
31 | #endif | |
32 | ||
33 | #ifndef ITBL_MAX_BITPOS | |
34 | #define ITBL_MAX_BITPOS 31 | |
35 | #endif | |
36 | ||
37 | #ifndef ITBL_TYPE | |
38 | #define ITBL_TYPE unsigned long | |
39 | #endif | |
40 | ||
41 | #ifndef ITBL_IS_INSN | |
42 | #define ITBL_IS_INSN(insn) 1 | |
43 | #endif | |
44 | ||
45 | #ifndef ITBL_DECODE_PNUM | |
46 | #define ITBL_DECODE_PNUM(insn) 0 | |
47 | #endif | |
48 | ||
49 | #ifndef ITBL_ENCODE_PNUM | |
50 | #define ITBL_ENCODE_PNUM(pnum) 0 | |
51 | #endif | |
52 | ||
53 | typedef ITBL_TYPE t_insn; | |
54 | ||
55 | /* types of entries */ | |
56 | typedef enum | |
57 | { | |
58 | e_insn, | |
59 | e_dreg, | |
60 | e_regtype0 = e_dreg, | |
61 | e_creg, | |
62 | e_greg, | |
63 | e_addr, | |
64 | e_nregtypes = e_greg + 1, | |
65 | e_immed, | |
66 | e_ntypes, | |
67 | e_invtype /* invalid type */ | |
68 | } e_type; | |
69 | ||
70 | typedef enum | |
71 | { | |
72 | e_p0, | |
e5551801 | 73 | e_nprocs = ITBL_NUMBER_OF_PROCESSORS, |
252b5132 RH |
74 | e_invproc /* invalid processor */ |
75 | } e_processor; | |
76 | ||
a01b9fa4 | 77 | /* 0 means an instruction table was not specified. */ |
252b5132 RH |
78 | extern int itbl_have_entries; |
79 | ||
80 | /* These routines are visible to the main part of the assembler */ | |
81 | ||
b1f1fa96 KH |
82 | int itbl_parse (char *insntbl); |
83 | void itbl_init (void); | |
84 | char *itbl_get_field (char **s); | |
85 | unsigned long itbl_assemble (char *name, char *operands); | |
86 | int itbl_disassemble (char *str, unsigned long insn); | |
87 | int itbl_parse (char *tbl); /* parses insn tbl */ | |
88 | int itbl_get_reg_val (char *name, unsigned long *pval); | |
89 | int itbl_get_val (e_processor processor, e_type type, char *name, | |
90 | unsigned long *pval); | |
91 | char *itbl_get_name (e_processor processor, e_type type, unsigned long val); | |
252b5132 RH |
92 | |
93 | /* These routines are called by the table parser used to build the | |
a01b9fa4 | 94 | dynamic list of new processor instructions and registers. */ |
252b5132 | 95 | |
b1f1fa96 KH |
96 | struct itbl_entry *itbl_add_reg (int yyproc, int yytype, |
97 | char *regname, int regnum); | |
98 | struct itbl_entry *itbl_add_insn (int yyproc, char *name, | |
99 | unsigned long value, int sbit, int ebit, unsigned long flags); | |
100 | struct itbl_field *itbl_add_operand (struct itbl_entry * e, int yytype, | |
101 | int sbit, int ebit, unsigned long flags); |