OpenCores
URL https://opencores.org/ocsvn/open8_urisc/open8_urisc/trunk

Subversion Repositories open8_urisc

[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [include/] [opcode/] [pdp11.h] - Blame information for rev 42

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 17 khays
/* PDP-11 opcde list.
2
   Copyright 2001, 2002, 2010 Free Software Foundation, Inc.
3
 
4
   This file is part of GDB and GAS.
5
 
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
8
   the Free Software Foundation; either version 3, or (at your option)
9
   any later version.
10
 
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
13
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14
   GNU General Public License for more details.
15
 
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
18
   the Free Software Foundation, 51 Franklin Street - Fifth Floor,
19
   Boston, MA 02110-1301, USA.  */
20
 
21
/* PDP-11 opcode types.  */
22
 
23
#define PDP11_OPCODE_NO_OPS      0
24
#define PDP11_OPCODE_REG         1      /* register */
25
#define PDP11_OPCODE_OP          2      /* 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,
28
                                           reversed syntax */
29
#define PDP11_OPCODE_AC_FOP      5      /* fpu accumulator and generic float
30
                                           operand */
31
#define PDP11_OPCODE_OP_OP       6      /* two generic operands */
32
#define PDP11_OPCODE_DISPL       7      /* pc-relative displacement */
33
#define PDP11_OPCODE_REG_DISPL   8      /* redister and pc-relative
34
                                           displacement */
35
#define PDP11_OPCODE_IMM8        9      /* 8-bit immediate */
36
#define PDP11_OPCODE_IMM6       10      /* 6-bit immediate */
37
#define PDP11_OPCODE_IMM3       11      /* 3-bit immediate */
38
#define PDP11_OPCODE_ILLEGAL    12      /* illegal instruction */
39
#define PDP11_OPCODE_FOP_AC     13      /* generic float argument, then fpu
40
                                           accumulator */
41
#define PDP11_OPCODE_FOP        14      /* generic float operand */
42
#define PDP11_OPCODE_AC_OP      15      /* fpu accumulator and generic int
43
                                           operand */
44
#define PDP11_OPCODE_OP_AC      16      /* generic int argument, then fpu
45
                                           accumulator */
46
 
47
/*
48
 * PDP-11 instruction set extensions.
49
 *
50
 * Please keep the numbers low, as they are used as indices into
51
 * an array.
52
 */
53
 
54
#define PDP11_NONE       0      /* not in instruction set */
55
#define PDP11_BASIC      1      /* basic instruction set (11/20 etc) */
56
#define PDP11_CSM        2      /* commercial instruction set */
57
#define PDP11_CIS        3      /* commercial instruction set */
58
#define PDP11_EIS        4      /* extended instruction set (11/45 etc) */
59
#define PDP11_FIS        5      /* KEV11 floating-point instructions */
60
#define PDP11_FPP        6      /* FP-11 floating-point instructions */
61
#define PDP11_LEIS       7      /* limited extended instruction set
62
                                   (11/40 etc) */
63
#define PDP11_MFPT       8      /* move from processor type */
64
#define PDP11_MPROC      9      /* multiprocessor instructions: tstset,
65
                                   wrtlck */
66
#define PDP11_MXPS      10      /* move from/to processor status */
67
#define PDP11_SPL       11      /* set priority level */
68
#define PDP11_UCODE     12      /* microcode instructions: ldub, med, xfc */
69
#define PDP11_EXT_NUM   13      /* total number of extension types */
70
 
71
struct pdp11_opcode
72
{
73
  const char *name;
74
  int opcode;
75
  int mask;
76
  int type;
77
  int extension;
78
};
79
 
80
extern const struct pdp11_opcode pdp11_opcodes[];
81
extern const struct pdp11_opcode pdp11_aliases[];
82
extern const int pdp11_num_opcodes, pdp11_num_aliases;
83
 
84
/* end of pdp11.h */

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.