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1 | /* PDP-11 opcde list. |
1 | /* PDP-11 opcde list. |
2 | Copyright 2001, 2002, 2010 Free Software Foundation, Inc. |
2 | Copyright (C) 2001-2015 Free Software Foundation, Inc. |
3 | 3 | ||
4 | This file is part of GDB and GAS. |
4 | This file is part of GDB and GAS. |
5 | 5 | ||
6 | GDB and GAS are free software; you can redistribute it and/or modify |
6 | GDB and GAS are free software; you can redistribute it and/or modify |
7 | it under the terms of the GNU General Public License as published by |
7 | it under the terms of the GNU General Public License as published by |
8 | the Free Software Foundation; either version 3, or (at your option) |
8 | the Free Software Foundation; either version 3, or (at your option) |
9 | any later version. |
9 | any later version. |
10 | 10 | ||
11 | GDB and GAS are distributed in the hope that it will be useful, |
11 | GDB and GAS are distributed in the hope that it will be useful, |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | GNU General Public License for more details. |
14 | GNU General Public License for more details. |
15 | 15 | ||
16 | You should have received a copy of the GNU General Public License |
16 | You should have received a copy of the GNU General Public License |
17 | along with GDB or GAS; see the file COPYING3. If not, write to |
17 | along with GDB or GAS; see the file COPYING3. If not, write to |
18 | the Free Software Foundation, 51 Franklin Street - Fifth Floor, |
18 | the Free Software Foundation, 51 Franklin Street - Fifth Floor, |
19 | Boston, MA 02110-1301, USA. */ |
19 | Boston, MA 02110-1301, USA. */ |
20 | 20 | ||
21 | /* PDP-11 opcode types. */ |
21 | /* PDP-11 opcode types. */ |
22 | 22 | ||
23 | #define PDP11_OPCODE_NO_OPS 0 |
23 | #define PDP11_OPCODE_NO_OPS 0 |
24 | #define PDP11_OPCODE_REG 1 /* register */ |
24 | #define PDP11_OPCODE_REG 1 /* register */ |
25 | #define PDP11_OPCODE_OP 2 /* generic operand */ |
25 | #define PDP11_OPCODE_OP 2 /* generic operand */ |
26 | #define PDP11_OPCODE_REG_OP 3 /* register and generic operand */ |
26 | #define PDP11_OPCODE_REG_OP 3 /* register and generic operand */ |
27 | #define PDP11_OPCODE_REG_OP_REV 4 /* register and generic operand, |
27 | #define PDP11_OPCODE_REG_OP_REV 4 /* register and generic operand, |
28 | reversed syntax */ |
28 | reversed syntax */ |
29 | #define PDP11_OPCODE_AC_FOP 5 /* fpu accumulator and generic float |
29 | #define PDP11_OPCODE_AC_FOP 5 /* fpu accumulator and generic float |
30 | operand */ |
30 | operand */ |
31 | #define PDP11_OPCODE_OP_OP 6 /* two generic operands */ |
31 | #define PDP11_OPCODE_OP_OP 6 /* two generic operands */ |
32 | #define PDP11_OPCODE_DISPL 7 /* pc-relative displacement */ |
32 | #define PDP11_OPCODE_DISPL 7 /* pc-relative displacement */ |
33 | #define PDP11_OPCODE_REG_DISPL 8 /* redister and pc-relative |
33 | #define PDP11_OPCODE_REG_DISPL 8 /* redister and pc-relative |
34 | displacement */ |
34 | displacement */ |
35 | #define PDP11_OPCODE_IMM8 9 /* 8-bit immediate */ |
35 | #define PDP11_OPCODE_IMM8 9 /* 8-bit immediate */ |
36 | #define PDP11_OPCODE_IMM6 10 /* 6-bit immediate */ |
36 | #define PDP11_OPCODE_IMM6 10 /* 6-bit immediate */ |
37 | #define PDP11_OPCODE_IMM3 11 /* 3-bit immediate */ |
37 | #define PDP11_OPCODE_IMM3 11 /* 3-bit immediate */ |
38 | #define PDP11_OPCODE_ILLEGAL 12 /* illegal instruction */ |
38 | #define PDP11_OPCODE_ILLEGAL 12 /* illegal instruction */ |
39 | #define PDP11_OPCODE_FOP_AC 13 /* generic float argument, then fpu |
39 | #define PDP11_OPCODE_FOP_AC 13 /* generic float argument, then fpu |
40 | accumulator */ |
40 | accumulator */ |
41 | #define PDP11_OPCODE_FOP 14 /* generic float operand */ |
41 | #define PDP11_OPCODE_FOP 14 /* generic float operand */ |
42 | #define PDP11_OPCODE_AC_OP 15 /* fpu accumulator and generic int |
42 | #define PDP11_OPCODE_AC_OP 15 /* fpu accumulator and generic int |
43 | operand */ |
43 | operand */ |
44 | #define PDP11_OPCODE_OP_AC 16 /* generic int argument, then fpu |
44 | #define PDP11_OPCODE_OP_AC 16 /* generic int argument, then fpu |
45 | accumulator */ |
45 | accumulator */ |
46 | 46 | ||
47 | /* |
47 | /* |
48 | * PDP-11 instruction set extensions. |
48 | * PDP-11 instruction set extensions. |
49 | * |
49 | * |
50 | * Please keep the numbers low, as they are used as indices into |
50 | * Please keep the numbers low, as they are used as indices into |
51 | * an array. |
51 | * an array. |
52 | */ |
52 | */ |
53 | 53 | ||
54 | #define PDP11_NONE 0 /* not in instruction set */ |
54 | #define PDP11_NONE 0 /* not in instruction set */ |
55 | #define PDP11_BASIC 1 /* basic instruction set (11/20 etc) */ |
55 | #define PDP11_BASIC 1 /* basic instruction set (11/20 etc) */ |
56 | #define PDP11_CSM 2 /* commercial instruction set */ |
56 | #define PDP11_CSM 2 /* commercial instruction set */ |
57 | #define PDP11_CIS 3 /* commercial instruction set */ |
57 | #define PDP11_CIS 3 /* commercial instruction set */ |
58 | #define PDP11_EIS 4 /* extended instruction set (11/45 etc) */ |
58 | #define PDP11_EIS 4 /* extended instruction set (11/45 etc) */ |
59 | #define PDP11_FIS 5 /* KEV11 floating-point instructions */ |
59 | #define PDP11_FIS 5 /* KEV11 floating-point instructions */ |
60 | #define PDP11_FPP 6 /* FP-11 floating-point instructions */ |
60 | #define PDP11_FPP 6 /* FP-11 floating-point instructions */ |
61 | #define PDP11_LEIS 7 /* limited extended instruction set |
61 | #define PDP11_LEIS 7 /* limited extended instruction set |
62 | (11/40 etc) */ |
62 | (11/40 etc) */ |
63 | #define PDP11_MFPT 8 /* move from processor type */ |
63 | #define PDP11_MFPT 8 /* move from processor type */ |
64 | #define PDP11_MPROC 9 /* multiprocessor instructions: tstset, |
64 | #define PDP11_MPROC 9 /* multiprocessor instructions: tstset, |
65 | wrtlck */ |
65 | wrtlck */ |
66 | #define PDP11_MXPS 10 /* move from/to processor status */ |
66 | #define PDP11_MXPS 10 /* move from/to processor status */ |
67 | #define PDP11_SPL 11 /* set priority level */ |
67 | #define PDP11_SPL 11 /* set priority level */ |
68 | #define PDP11_UCODE 12 /* microcode instructions: ldub, med, xfc */ |
68 | #define PDP11_UCODE 12 /* microcode instructions: ldub, med, xfc */ |
69 | #define PDP11_EXT_NUM 13 /* total number of extension types */ |
69 | #define PDP11_EXT_NUM 13 /* total number of extension types */ |
70 | 70 | ||
71 | struct pdp11_opcode |
71 | struct pdp11_opcode |
72 | { |
72 | { |
73 | const char *name; |
73 | const char *name; |
74 | int opcode; |
74 | int opcode; |
75 | int mask; |
75 | int mask; |
76 | int type; |
76 | int type; |
77 | int extension; |
77 | int extension; |
78 | }; |
78 | }; |
79 | 79 | ||
80 | extern const struct pdp11_opcode pdp11_opcodes[]; |
80 | extern const struct pdp11_opcode pdp11_opcodes[]; |
81 | extern const struct pdp11_opcode pdp11_aliases[]; |
81 | extern const struct pdp11_opcode pdp11_aliases[]; |
82 | extern const int pdp11_num_opcodes, pdp11_num_aliases; |
82 | extern const int pdp11_num_opcodes, pdp11_num_aliases; |
83 | 83 | ||
84 | /* end of pdp11.h */ |
84 | /* end of pdp11.h */ |