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1 | /* Definitions for decoding the picoJava opcode table. |
1 | /* Definitions for decoding the picoJava opcode table. |
2 | Copyright 1999, 2002, 2003, 2010 Free Software Foundation, Inc. |
2 | Copyright (C) 1999-2015 Free Software Foundation, Inc. |
3 | Contributed by Steve Chamberlain of Transmeta (sac@pobox.com). |
3 | Contributed by Steve Chamberlain of Transmeta (sac@pobox.com). |
4 | 4 | ||
5 | This program is free software; you can redistribute it and/or modify |
5 | This program is free software; you can redistribute it and/or modify |
6 | it under the terms of the GNU General Public License as published by |
6 | it under the terms of the GNU General Public License as published by |
7 | the Free Software Foundation; either version 3 of the License, or |
7 | the Free Software Foundation; either version 3 of the License, or |
8 | (at your option) any later version. |
8 | (at your option) any later version. |
9 | 9 | ||
10 | This program is distributed in the hope that it will be useful, |
10 | This program is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | GNU General Public License for more details. |
13 | GNU General Public License for more details. |
14 | 14 | ||
15 | You should have received a copy of the GNU General Public License |
15 | You should have received a copy of the GNU General Public License |
16 | along with this program; if not, write to the Free Software |
16 | along with this program; if not, write to the Free Software |
17 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
17 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
18 | MA 02110-1301, USA. */ |
18 | MA 02110-1301, USA. */ |
19 | 19 | ||
20 | /* Names used to describe the type of instruction arguments, used by |
20 | /* Names used to describe the type of instruction arguments, used by |
21 | the assembler and disassembler. Attributes are encoded in various fields. */ |
21 | the assembler and disassembler. Attributes are encoded in various fields. */ |
22 | 22 | ||
23 | /* reloc size pcrel uns */ |
23 | /* reloc size pcrel uns */ |
24 | #define O_N 0 |
24 | #define O_N 0 |
25 | #define O_16 (1<<4 | 2 | (0<<6) | (0<<3)) |
25 | #define O_16 (1<<4 | 2 | (0<<6) | (0<<3)) |
26 | #define O_U16 (1<<4 | 2 | (0<<6) | (1<<3)) |
26 | #define O_U16 (1<<4 | 2 | (0<<6) | (1<<3)) |
27 | #define O_R16 (2<<4 | 2 | (1<<6) | (0<<3)) |
27 | #define O_R16 (2<<4 | 2 | (1<<6) | (0<<3)) |
28 | #define O_8 (3<<4 | 1 | (0<<6) | (0<<3)) |
28 | #define O_8 (3<<4 | 1 | (0<<6) | (0<<3)) |
29 | #define O_U8 (3<<4 | 1 | (0<<6) | (1<<3)) |
29 | #define O_U8 (3<<4 | 1 | (0<<6) | (1<<3)) |
30 | #define O_R8 (4<<4 | 1 | (0<<6) | (0<<3)) |
30 | #define O_R8 (4<<4 | 1 | (0<<6) | (0<<3)) |
31 | #define O_R32 (5<<4 | 4 | (1<<6) | (0<<3)) |
31 | #define O_R32 (5<<4 | 4 | (1<<6) | (0<<3)) |
32 | #define O_32 (6<<4 | 4 | (0<<6) | (0<<3)) |
32 | #define O_32 (6<<4 | 4 | (0<<6) | (0<<3)) |
33 | 33 | ||
34 | #define ASIZE(x) ((x) & 0x7) |
34 | #define ASIZE(x) ((x) & 0x7) |
35 | #define PCREL(x) (!!((x) & (1<<6))) |
35 | #define PCREL(x) (!!((x) & (1<<6))) |
36 | #define UNS(x) (!!((x) & (1<<3))) |
36 | #define UNS(x) (!!((x) & (1<<3))) |
37 | 37 | ||
38 | 38 | ||
39 | typedef struct pj_opc_info_t |
39 | typedef struct pj_opc_info_t |
40 | { |
40 | { |
41 | short opcode; |
41 | short opcode; |
42 | short opcode_next; |
42 | short opcode_next; |
43 | char len; |
43 | char len; |
44 | unsigned char arg[2]; |
44 | unsigned char arg[2]; |
45 | union { |
45 | union { |
46 | const char *name; |
46 | const char *name; |
47 | void (*func) (struct pj_opc_info_t *, char *); |
47 | void (*func) (struct pj_opc_info_t *, char *); |
48 | } u; |
48 | } u; |
49 | } pj_opc_info_t;3))) |
49 | } pj_opc_info_t;3))) |
50 | 50 | ||
51 | ><3))) |
51 | ><3))) |
52 | 52 | ||
53 | >6))) |
53 | >6))) |
54 | #define><6))) |
54 | #define><6))) |
55 | #define>3)) |
55 | #define>3)) |
56 | 56 | ||
57 | #define><3)) |
57 | #define><3)) |
58 | 58 | ||
59 | #define>6)><6)>4><4>3)) |
59 | #define>6)><6)>4><4>3)) |
60 | #define><3)) |
60 | #define><3)) |
61 | #define>6)><6)>4><4>3)) |
61 | #define>6)><6)>4><4>3)) |
62 | #define><3)) |
62 | #define><3)) |
63 | #define>6)><6)>4><4>3)) |
63 | #define>6)><6)>4><4>3)) |
64 | #define><3)) |
64 | #define><3)) |
65 | #define>6)><6)>4><4>3)) |
65 | #define>6)><6)>4><4>3)) |
66 | #define><3)) |
66 | #define><3)) |
67 | #define>6)><6)>4><4>3)) |
67 | #define>6)><6)>4><4>3)) |
68 | #define><3)) |
68 | #define><3)) |
69 | #define>6)><6)>4><4>3)) |
69 | #define>6)><6)>4><4>3)) |
70 | #define><3)) |
70 | #define><3)) |
71 | #define>6)><6)>4><4>3)) |
71 | #define>6)><6)>4><4>3)) |
72 | #define><3)) |
72 | #define><3)) |
73 | #define>6)><6)>4><4> |
73 | #define>6)><6)>4><4> |