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1 | /* mn10200.h -- Header file for Matsushita 10200 opcode table |
2 | Copyright 1996 Free Software Foundation, Inc. | |
3 | Written by Jeff Law, Cygnus Support | |
4 | ||
5 | This file is part of GDB, GAS, and the GNU binutils. | |
6 | ||
7 | GDB, GAS, and the GNU binutils are free software; you can redistribute | |
8 | them and/or modify them under the terms of the GNU General Public | |
9 | License as published by the Free Software Foundation; either version | |
10 | 1, or (at your option) any later version. | |
11 | ||
12 | GDB, GAS, and the GNU binutils are distributed in the hope that they | |
13 | will be useful, but WITHOUT ANY WARRANTY; without even the implied | |
14 | warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See | |
15 | the GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this file; see the file COPYING. If not, write to the Free | |
19 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
20 | ||
21 | #ifndef MN10200_H | |
22 | #define MN10200_H | |
23 | ||
24 | /* The opcode table is an array of struct mn10200_opcode. */ | |
25 | ||
26 | struct mn10200_opcode | |
27 | { | |
28 | /* The opcode name. */ | |
29 | const char *name; | |
30 | ||
31 | /* The opcode itself. Those bits which will be filled in with | |
32 | operands are zeroes. */ | |
33 | unsigned long opcode; | |
34 | ||
35 | /* The opcode mask. This is used by the disassembler. This is a | |
36 | mask containing ones indicating those bits which must match the | |
37 | opcode field, and zeroes indicating those bits which need not | |
38 | match (and are presumably filled in by operands). */ | |
39 | unsigned long mask; | |
40 | ||
41 | /* The format of this opcode. */ | |
42 | unsigned char format; | |
43 | ||
44 | /* An array of operand codes. Each code is an index into the | |
45 | operand table. They appear in the order which the operands must | |
46 | appear in assembly code, and are terminated by a zero. */ | |
47 | unsigned char operands[8]; | |
48 | }; | |
49 | ||
50 | /* The table itself is sorted by major opcode number, and is otherwise | |
51 | in the order in which the disassembler should consider | |
52 | instructions. */ | |
53 | extern const struct mn10200_opcode mn10200_opcodes[]; | |
54 | extern const int mn10200_num_opcodes; | |
55 | ||
56 | \f | |
57 | /* The operands table is an array of struct mn10200_operand. */ | |
58 | ||
59 | struct mn10200_operand | |
60 | { | |
61 | /* The number of bits in the operand. */ | |
62 | int bits; | |
63 | ||
64 | /* How far the operand is left shifted in the instruction. */ | |
65 | int shift; | |
66 | ||
67 | /* One bit syntax flags. */ | |
68 | int flags; | |
69 | }; | |
70 | ||
71 | /* Elements in the table are retrieved by indexing with values from | |
72 | the operands field of the mn10200_opcodes table. */ | |
73 | ||
74 | extern const struct mn10200_operand mn10200_operands[]; | |
75 | ||
76 | /* Values defined for the flags field of a struct mn10200_operand. */ | |
77 | #define MN10200_OPERAND_DREG 0x1 | |
78 | ||
79 | #define MN10200_OPERAND_AREG 0x2 | |
80 | ||
81 | #define MN10200_OPERAND_PSW 0x4 | |
82 | ||
83 | #define MN10200_OPERAND_MDR 0x8 | |
84 | ||
85 | #define MN10200_OPERAND_SIGNED 0x10 | |
86 | ||
87 | #define MN10200_OPERAND_PROMOTE 0x20 | |
88 | ||
89 | #define MN10200_OPERAND_PAREN 0x40 | |
90 | ||
91 | #define MN10200_OPERAND_REPEATED 0x80 | |
92 | ||
93 | #define MN10200_OPERAND_EXTENDED 0x100 | |
94 | ||
95 | #define MN10200_OPERAND_PCREL 0x400 | |
96 | ||
97 | #define MN10200_OPERAND_MEMADDR 0x800 | |
98 | ||
99 | #define FMT_1 1 | |
100 | #define FMT_2 2 | |
101 | #define FMT_3 3 | |
102 | #define FMT_4 4 | |
103 | #define FMT_5 5 | |
104 | #define FMT_6 6 | |
105 | #define FMT_7 7 | |
106 | #endif /* MN10200_H */ |