xref: /original-bsd/old/dbx/ops.sun.c (revision 1808f06c)
1 /*
2  * Copyright (c) 1983 The Regents of the University of California.
3  * All rights reserved.
4  *
5  * %sccs.include.redist.c%
6  */
7 
8 #ifndef lint
9 static char sccsid[] = "@(#)ops.sun.c	5.2 (Berkeley) 06/01/90";
10 #endif /* not lint */
11 
12 /*
13  * Machine operators.
14  */
15 
16 #include "defs.h"
17 #include "ops.h"
18 #include "machine.h"
19 
20 #ifndef public
21 
22 /*
23  * 68000 opcodes.
24  */
25 
26 #define IMDF "#0x%x"		/* immediate data format */
27 
28 typedef struct {
29     unsigned short mask, match;
30     int (*opfun)();
31     char *farg;
32 } Optab;
33 
34 #endif
35 
36 public String bname[16] = {
37     "ra", "sr", "hi", "ls", "cc", "cs", "ne",
38     "eq", "vc", "vs", "pl", "mi", "ge", "lt", "gt", "le"
39 };
40 
41 public String cname[16] = {
42     "ra", "f", "hi", "ls", "cc", "cs", "ne",
43     "eq", "vc", "vs", "pl", "mi", "ge", "lt", "gt", "le"
44 };
45 
46 public String dbname[16] = {
47     "t", "ra", "hi", "ls", "cc", "cs", "ne",
48     "eq", "vc", "vs", "pl", "mi", "ge", "lt", "gt", "le"
49 };
50 
51 public String shro[4] = { "as", "ls", "rox", "ro" };
52 
53 public String bit[4] = { "btst", "bchg", "bclr", "bset" };
54 
55 /*
56  * order is important here
57  */
58 
59 public Optab optab[] = {
60     0xF000, 0x1000, omove, "b",			/* move instructions */
61     0xF000, 0x2000, omove, "l",
62     0xF000, 0x3000, omove, "w",
63     0xF000, 0x6000, obranch, 0,			/* branches   */
64     0xFF00, 0x0000, oimmed, "or",		/* op class 0  */
65     0xFF00, 0x0200, oimmed, "and",
66     0xFF00, 0x0400, oimmed, "sub",
67     0xFF00, 0x0600, oimmed, "add",
68     0xFF00, 0x0A00, oimmed, "eor",
69     0xFF00, 0x0C00, oimmed, "cmp",
70     0xFF00, 0x0E00, omovs,  "movs",
71     0xF100, 0x0100, biti, 0,
72     0xF800, 0x0800, biti, 0,
73     0xFFC0, 0x40C0, oneop, "move_from_sr\t",	/* op class 4 */
74     0xFF00, 0x4000, soneop, "negx",
75     0xFFC0, 0x42C0, oneop,  "movw	cc,",
76     0xFF00, 0x4200, soneop, "clr",
77     0xFFC0, 0x44C0, oneop, "move_to_ccr	",
78     0xFF00, 0x4400, soneop, "neg",
79     0xFFC0, 0x46C0, oneop, "move_to_sr	",
80     0xFF00, 0x4600, soneop, "not",
81     0xFFC0, 0x4800, oneop, "nbcd	",
82     0xFFF8, 0x4840, oreg, "\tswap\td%D",
83     0xFFC0, 0x4840, oneop, "pea	",
84     0xFFF8, 0x4880, oreg, "\textw\td%D",
85     0xFFF8, 0x48C0, oreg, "\textl\td%D",
86     0xFB80, 0x4880, omovem, 0,
87     0xFFC0, 0x4AC0, oneop, "tas	",
88     0xFF00, 0x4A00, soneop, "tst",
89     0xFFF0, 0x4E40, otrap, 0,
90     0xFFF8, 0x4E50, olink, 0,
91     0xFFFE, 0x4E7A, omovc, "\tmovc\t",
92     0xFFF8, 0x4880, oreg, "\textw\td%D",
93     0xFFF8, 0x48C0, oreg, "\textl\td%D",
94     0xFFF8, 0x4E58, oreg, "\tunlk\ta%D",
95     0xFFF8, 0x4E60, oreg, "\tmove\ta%D,usp",
96     0xFFF8, 0x4E68, oreg, "\tmove\tusp,a%D",
97     0xFFFF, 0x4E70, oprint, "reset",
98     0xFFFF, 0x4E71, oprint, "nop",
99     0xFFFF, 0x4E72, ostop, "\tstop\t0x%x",
100     0xFFFF, 0x4E73, oprint, "rte",
101     0xFFFF, 0x4E74, ortspop, "\trts\t0x%x",
102     0xFFFF, 0x4E75, orts, "rts",
103     0xFFFF, 0x4E76, oprint, "trapv",
104     0xFFFF, 0x4E77, oprint, "rtr",
105     0xFFC0, 0x4E80, jsrop, "jsr	",
106     0xFFC0, 0x4EC0, jmpop, "jmp	",
107     0xF1C0, 0x4180, ochk, "chk",
108     0xF1C0, 0x41C0, ochk, "lea",
109     0xF0F8, 0x50C8, odbcc, "\tdb%s\td%D,",
110     0xF0C0, 0x50C0, oscc,  0,
111     0xF100, 0x5000, oquick, "addq",
112     0xF100, 0x5100, oquick, "subq",
113     0xF000, 0x7000, omoveq, 0,
114     0xF1C0, 0x80C0, ochk, "divu",
115     0xF1C0, 0x81C0, ochk, "divs",
116     0xF1F0, 0x8100, extend, "sbcd",
117     0xF000, 0x8000, opmode, "or",
118     0xF1C0, 0x91C0, opmode, "sub",
119     0xF130, 0x9100, extend, "subx",
120     0xF000, 0x9000, opmode, "sub",
121     0xF1C0, 0xB1C0, opmode, "cmp",
122     0xF138, 0xB108, extend, "cmpm",
123     0xF100, 0xB000, opmode, "cmp",
124     0xF100, 0xB100, opmode, "eor",
125     0xF1C0, 0xC0C0, ochk, "mulu",
126     0xF1C0, 0xC1C0, ochk, "muls",
127     0xF1F8, 0xC188, extend, "exg",
128     0xF1F8, 0xC148, extend, "exg",
129     0xF1F8, 0xC140, extend, "exg",
130     0xF1F0, 0xC100, extend, "abcd",
131     0xF000, 0xC000, opmode, "and",
132     0xF1C0, 0xD1C0, opmode, "add",
133     0xF130, 0xD100, extend, "addx",
134     0xF000, 0xD000, opmode, "add",
135     0xF100, 0xE000, shroi, "r",
136     0xF100, 0xE100, shroi, "l",
137     0, 0, 0, 0
138 };
139 
140