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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [opcodes/] [mips16-opc.c] - Blame information for rev 158

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1 18 khays
/* mips16-opc.c.  Mips16 opcode table.
2
   Copyright 1996, 1997, 1998, 2000, 2005, 2006, 2007
3
   Free Software Foundation, Inc.
4
   Contributed by Ian Lance Taylor, Cygnus Support
5
 
6
   This file is part of the GNU opcodes library.
7
 
8
   This library is free software; you can redistribute it and/or modify
9
   it under the terms of the GNU General Public License as published by
10
   the Free Software Foundation; either version 3, or (at your option)
11
   any later version.
12
 
13
   It is distributed in the hope that it will be useful, but WITHOUT
14
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15
   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
16
   License for more details.
17
 
18
   You should have received a copy of the GNU General Public License
19
   along with this file; see the file COPYING.  If not, write to the
20
   Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
21
   MA 02110-1301, USA.  */
22
 
23
#include <stdio.h>
24
#include "sysdep.h"
25
#include "opcode/mips.h"
26
 
27
/* This is the opcodes table for the mips16 processor.  The format of
28
   this table is intentionally identical to the one in mips-opc.c.
29
   However, the special letters that appear in the argument string are
30
   different, and the table uses some different flags.  */
31
 
32
/* Use some short hand macros to keep down the length of the lines in
33
   the opcodes table.  */
34
 
35
#define UBD     INSN_UNCOND_BRANCH_DELAY
36
#define UBR     MIPS16_INSN_UNCOND_BRANCH
37
#define CBR     MIPS16_INSN_COND_BRANCH
38
 
39
#define WR_x    MIPS16_INSN_WRITE_X
40
#define WR_y    MIPS16_INSN_WRITE_Y
41
#define WR_z    MIPS16_INSN_WRITE_Z
42
#define WR_T    MIPS16_INSN_WRITE_T
43
#define WR_SP   MIPS16_INSN_WRITE_SP
44
#define WR_31   MIPS16_INSN_WRITE_31
45
#define WR_Y    MIPS16_INSN_WRITE_GPR_Y
46
 
47
#define RD_x    MIPS16_INSN_READ_X
48
#define RD_y    MIPS16_INSN_READ_Y
49
#define RD_Z    MIPS16_INSN_READ_Z
50
#define RD_T    MIPS16_INSN_READ_T
51
#define RD_SP   MIPS16_INSN_READ_SP
52
#define RD_31   MIPS16_INSN_READ_31
53
#define RD_PC   MIPS16_INSN_READ_PC
54
#define RD_X    MIPS16_INSN_READ_GPR_X
55
 
56
#define WR_HI   INSN_WRITE_HI
57
#define WR_LO   INSN_WRITE_LO
58
#define RD_HI   INSN_READ_HI
59
#define RD_LO   INSN_READ_LO
60
 
61 158 khays
#define NODS    INSN_NO_DELAY_SLOT
62
#define TRAP    INSN_NO_DELAY_SLOT
63 18 khays
 
64
#define I1      INSN_ISA1
65
#define I3      INSN_ISA3
66
#define I32     INSN_ISA32
67
#define I64     INSN_ISA64
68
#define T3      INSN_3900
69
 
70
const struct mips_opcode mips16_opcodes[] =
71
{
72
/* name,    args,       match,  mask,   pinfo,          pinfo2, membership */
73
{"nop",     "",         0x6500, 0xffff, RD_Z,           0,       I1 }, /* move $0,$Z */
74
{"la",      "x,A",      0x0800, 0xf800, WR_x|RD_PC,     0,       I1 },
75
{"abs",     "x,w",      0, (int) M_ABS, INSN_MACRO,      0,       I1 },
76
{"addiu",   "y,x,4",    0x4000, 0xf810, WR_y|RD_x,      0,       I1 },
77
{"addiu",   "x,k",      0x4800, 0xf800, WR_x|RD_x,      0,       I1 },
78
{"addiu",   "S,K",      0x6300, 0xff00, WR_SP|RD_SP,    0,       I1 },
79
{"addiu",   "S,S,K",    0x6300, 0xff00, WR_SP|RD_SP,    0,       I1 },
80
{"addiu",   "x,P,V",    0x0800, 0xf800, WR_x|RD_PC,     0,       I1 },
81
{"addiu",   "x,S,V",    0x0000, 0xf800, WR_x|RD_SP,     0,       I1 },
82
{"addu",    "z,v,y",    0xe001, 0xf803, WR_z|RD_x|RD_y, 0,       I1 },
83
{"addu",    "y,x,4",    0x4000, 0xf810, WR_y|RD_x,      0,       I1 },
84
{"addu",    "x,k",      0x4800, 0xf800, WR_x|RD_x,      0,       I1 },
85
{"addu",    "S,K",      0x6300, 0xff00, WR_SP|RD_SP,    0,       I1 },
86
{"addu",    "S,S,K",    0x6300, 0xff00, WR_SP|RD_SP,    0,       I1 },
87
{"addu",    "x,P,V",    0x0800, 0xf800, WR_x|RD_PC,     0,       I1 },
88
{"addu",    "x,S,V",    0x0000, 0xf800, WR_x|RD_SP,     0,       I1 },
89
{"and",     "x,y",      0xe80c, 0xf81f, WR_x|RD_x|RD_y, 0,       I1 },
90
{"b",       "q",        0x1000, 0xf800, UBR,            0,       I1 },
91
{"beq",     "x,y,p",    0, (int) M_BEQ, INSN_MACRO,      0,       I1 },
92
{"beq",     "x,U,p",    0, (int) M_BEQ_I, INSN_MACRO,    0,       I1 },
93
{"beqz",    "x,p",      0x2000, 0xf800, CBR|RD_x,       0,       I1 },
94
{"bge",     "x,y,p",    0, (int) M_BGE, INSN_MACRO,      0,       I1 },
95
{"bge",     "x,8,p",    0, (int) M_BGE_I, INSN_MACRO,    0,       I1 },
96
{"bgeu",    "x,y,p",    0, (int) M_BGEU, INSN_MACRO,     0,       I1 },
97
{"bgeu",    "x,8,p",    0, (int) M_BGEU_I, INSN_MACRO,   0,       I1 },
98
{"bgt",     "x,y,p",    0, (int) M_BGT, INSN_MACRO,      0,       I1 },
99
{"bgt",     "x,8,p",    0, (int) M_BGT_I, INSN_MACRO,    0,       I1 },
100
{"bgtu",    "x,y,p",    0, (int) M_BGTU, INSN_MACRO,     0,       I1 },
101
{"bgtu",    "x,8,p",    0, (int) M_BGTU_I, INSN_MACRO,   0,       I1 },
102
{"ble",     "x,y,p",    0, (int) M_BLE, INSN_MACRO,      0,       I1 },
103
{"ble",     "x,8,p",    0, (int) M_BLE_I, INSN_MACRO,    0,       I1 },
104
{"bleu",    "x,y,p",    0, (int) M_BLEU, INSN_MACRO,     0,       I1 },
105
{"bleu",    "x,8,p",    0, (int) M_BLEU_I, INSN_MACRO,   0,       I1 },
106
{"blt",     "x,y,p",    0, (int) M_BLT, INSN_MACRO,      0,       I1 },
107
{"blt",     "x,8,p",    0, (int) M_BLT_I, INSN_MACRO,    0,       I1 },
108
{"bltu",    "x,y,p",    0, (int) M_BLTU, INSN_MACRO,     0,       I1 },
109
{"bltu",    "x,8,p",    0, (int) M_BLTU_I, INSN_MACRO,   0,       I1 },
110
{"bne",     "x,y,p",    0, (int) M_BNE, INSN_MACRO,      0,       I1 },
111
{"bne",     "x,U,p",    0, (int) M_BNE_I, INSN_MACRO,    0,       I1 },
112
{"bnez",    "x,p",      0x2800, 0xf800, CBR|RD_x,       0,       I1 },
113
{"break",   "6",        0xe805, 0xf81f, TRAP,           0,       I1 },
114
{"bteqz",   "p",        0x6000, 0xff00, CBR|RD_T,       0,       I1 },
115
{"btnez",   "p",        0x6100, 0xff00, CBR|RD_T,       0,       I1 },
116
{"cmpi",    "x,U",      0x7000, 0xf800, WR_T|RD_x,      0,       I1 },
117
{"cmp",     "x,y",      0xe80a, 0xf81f, WR_T|RD_x|RD_y, 0,       I1 },
118
{"cmp",     "x,U",      0x7000, 0xf800, WR_T|RD_x,      0,       I1 },
119
{"dla",     "y,E",      0xfe00, 0xff00, WR_y|RD_PC,     0,       I3 },
120
{"daddiu",  "y,x,4",    0x4010, 0xf810, WR_y|RD_x,      0,       I3 },
121
{"daddiu",  "y,j",      0xfd00, 0xff00, WR_y|RD_y,      0,       I3 },
122
{"daddiu",  "S,K",      0xfb00, 0xff00, WR_SP|RD_SP,    0,       I3 },
123
{"daddiu",  "S,S,K",    0xfb00, 0xff00, WR_SP|RD_SP,    0,       I3 },
124
{"daddiu",  "y,P,W",    0xfe00, 0xff00, WR_y|RD_PC,     0,       I3 },
125
{"daddiu",  "y,S,W",    0xff00, 0xff00, WR_y|RD_SP,     0,       I3 },
126
{"daddu",   "z,v,y",    0xe000, 0xf803, WR_z|RD_x|RD_y, 0,       I3 },
127
{"daddu",   "y,x,4",    0x4010, 0xf810, WR_y|RD_x,      0,       I3 },
128
{"daddu",   "y,j",      0xfd00, 0xff00, WR_y|RD_y,      0,       I3 },
129
{"daddu",   "S,K",      0xfb00, 0xff00, WR_SP|RD_SP,    0,       I3 },
130
{"daddu",   "S,S,K",    0xfb00, 0xff00, WR_SP|RD_SP,    0,       I3 },
131
{"daddu",   "y,P,W",    0xfe00, 0xff00, WR_y|RD_PC,     0,       I3 },
132
{"daddu",   "y,S,W",    0xff00, 0xff00, WR_y|RD_SP,     0,       I3 },
133
{"ddiv",    "0,x,y",    0xe81e, 0xf81f, RD_x|RD_y|WR_HI|WR_LO,  0,       I3 },
134
{"ddiv",    "z,v,y",    0, (int) M_DDIV_3, INSN_MACRO,   0,       I1 },
135
{"ddivu",   "0,x,y",    0xe81f, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0,        I3 },
136
{"ddivu",   "z,v,y",    0, (int) M_DDIVU_3, INSN_MACRO,  0,       I1 },
137
{"div",     "0,x,y",    0xe81a, 0xf81f, RD_x|RD_y|WR_HI|WR_LO,  0,       I1 },
138
{"div",     "z,v,y",    0, (int) M_DIV_3, INSN_MACRO,    0,       I1 },
139
{"divu",    "0,x,y",    0xe81b, 0xf81f, RD_x|RD_y|WR_HI|WR_LO,  0,       I1 },
140
{"divu",    "z,v,y",    0, (int) M_DIVU_3, INSN_MACRO,   0,       I1 },
141
{"dmul",    "z,v,y",    0, (int) M_DMUL, INSN_MACRO,     0,       I3 },
142
{"dmult",   "x,y",      0xe81c, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0,        I3 },
143
{"dmultu",  "x,y",      0xe81d, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0,        I3 },
144
{"drem",    "0,x,y",    0xe81e, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0,        I3 },
145
{"drem",    "z,v,y",    0, (int) M_DREM_3, INSN_MACRO,   0,       I1 },
146
{"dremu",   "0,x,y",    0xe81f, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0,        I3 },
147
{"dremu",   "z,v,y",    0, (int) M_DREMU_3, INSN_MACRO,  0,       I1 },
148
{"dsllv",   "y,x",      0xe814, 0xf81f, WR_y|RD_y|RD_x, 0,       I3 },
149
{"dsll",    "x,w,[",    0x3001, 0xf803, WR_x|RD_y,      0,       I3 },
150
{"dsll",    "y,x",      0xe814, 0xf81f, WR_y|RD_y|RD_x, 0,       I3 },
151
{"dsrav",   "y,x",      0xe817, 0xf81f, WR_y|RD_y|RD_x, 0,       I3 },
152
{"dsra",    "y,]",      0xe813, 0xf81f, WR_y|RD_y,      0,       I3 },
153
{"dsra",    "y,x",      0xe817, 0xf81f, WR_y|RD_y|RD_x, 0,       I3 },
154
{"dsrlv",   "y,x",      0xe816, 0xf81f, WR_y|RD_y|RD_x, 0,       I3 },
155
{"dsrl",    "y,]",      0xe808, 0xf81f, WR_y|RD_y,      0,       I3 },
156
{"dsrl",    "y,x",      0xe816, 0xf81f, WR_y|RD_y|RD_x, 0,       I3 },
157
{"dsubu",   "z,v,y",    0xe002, 0xf803, WR_z|RD_x|RD_y, 0,       I3 },
158
{"dsubu",   "y,x,4",    0, (int) M_DSUBU_I, INSN_MACRO,  0,       I1 },
159
{"dsubu",   "y,j",      0, (int) M_DSUBU_I_2, INSN_MACRO, 0,      I1 },
160
{"exit",    "L",        0xed09, 0xff1f, TRAP,           0,       I1 },
161
{"exit",    "L",        0xee09, 0xff1f, TRAP,           0,       I1 },
162
{"exit",    "L",        0xef09, 0xff1f, TRAP,           0,       I1 },
163
{"entry",   "l",        0xe809, 0xf81f, TRAP,           0,       I1 },
164
{"extend",  "e",        0xf000, 0xf800, 0,               0,       I1 },
165
{"jalr",    "x",        0xe840, 0xf8ff, UBD|WR_31|RD_x, 0,       I1 },
166
{"jalr",    "R,x",      0xe840, 0xf8ff, UBD|WR_31|RD_x, 0,       I1 },
167
{"jal",     "x",        0xe840, 0xf8ff, UBD|WR_31|RD_x, 0,       I1 },
168
{"jal",     "R,x",      0xe840, 0xf8ff, UBD|WR_31|RD_x, 0,       I1 },
169
{"jal",     "a",        0x1800, 0xfc00, UBD|WR_31,      0,       I1 },
170
{"jalx",    "a",        0x1c00, 0xfc00, UBD|WR_31,      0,       I1 },
171
{"jr",      "x",        0xe800, 0xf8ff, UBD|RD_x,       0,       I1 },
172
{"jr",      "R",        0xe820, 0xffff, UBD|RD_31,      0,       I1 },
173
{"j",       "x",        0xe800, 0xf8ff, UBD|RD_x,       0,       I1 },
174
{"j",       "R",        0xe820, 0xffff, UBD|RD_31,      0,       I1 },
175 158 khays
/* MIPS16e compact branches.  We keep them near the ordinary branches
176
   so that we easily find them when converting a normal branch to a
177
   compact one.  */
178
{"jalrc",   "x",        0xe8c0, 0xf8ff, UBR|WR_31|RD_x|NODS, 0,  I32 },
179
{"jalrc",   "R,x",      0xe8c0, 0xf8ff, UBR|WR_31|RD_x|NODS, 0,  I32 },
180
{"jrc",     "x",        0xe880, 0xf8ff, UBR|RD_x|NODS,  0,       I32 },
181
{"jrc",     "R",        0xe8a0, 0xffff, UBR|RD_31|NODS, 0,       I32 },
182 18 khays
{"lb",      "y,5(x)",   0x8000, 0xf800, WR_y|RD_x,      0,       I1 },
183
{"lbu",     "y,5(x)",   0xa000, 0xf800, WR_y|RD_x,      0,       I1 },
184
{"ld",      "y,D(x)",   0x3800, 0xf800, WR_y|RD_x,      0,       I3 },
185
{"ld",      "y,B",      0xfc00, 0xff00, WR_y|RD_PC,     0,       I3 },
186
{"ld",      "y,D(P)",   0xfc00, 0xff00, WR_y|RD_PC,     0,       I3 },
187
{"ld",      "y,D(S)",   0xf800, 0xff00, WR_y|RD_SP,     0,       I3 },
188
{"lh",      "y,H(x)",   0x8800, 0xf800, WR_y|RD_x,      0,       I1 },
189
{"lhu",     "y,H(x)",   0xa800, 0xf800, WR_y|RD_x,      0,       I1 },
190
{"li",      "x,U",      0x6800, 0xf800, WR_x,           0,       I1 },
191
{"lw",      "y,W(x)",   0x9800, 0xf800, WR_y|RD_x,      0,       I1 },
192
{"lw",      "x,A",      0xb000, 0xf800, WR_x|RD_PC,     0,       I1 },
193
{"lw",      "x,V(P)",   0xb000, 0xf800, WR_x|RD_PC,     0,       I1 },
194
{"lw",      "x,V(S)",   0x9000, 0xf800, WR_x|RD_SP,     0,       I1 },
195
{"lwu",     "y,W(x)",   0xb800, 0xf800, WR_y|RD_x,      0,       I3 },
196
{"mfhi",    "x",        0xe810, 0xf8ff, WR_x|RD_HI,     0,       I1 },
197
{"mflo",    "x",        0xe812, 0xf8ff, WR_x|RD_LO,     0,       I1 },
198
{"move",    "y,X",      0x6700, 0xff00, WR_y|RD_X,      0,       I1 },
199
{"move",    "Y,Z",      0x6500, 0xff00, WR_Y|RD_Z,      0,       I1 },
200
{"mul",     "z,v,y",    0, (int) M_MUL, INSN_MACRO,      0,       I1 },
201
{"mult",    "x,y",      0xe818, 0xf81f, RD_x|RD_y|WR_HI|WR_LO,  0,       I1 },
202
{"multu",   "x,y",      0xe819, 0xf81f, RD_x|RD_y|WR_HI|WR_LO,  0,       I1 },
203
{"neg",     "x,w",      0xe80b, 0xf81f, WR_x|RD_y,      0,       I1 },
204
{"not",     "x,w",      0xe80f, 0xf81f, WR_x|RD_y,      0,       I1 },
205
{"or",      "x,y",      0xe80d, 0xf81f, WR_x|RD_x|RD_y, 0,       I1 },
206
{"rem",     "0,x,y",    0xe81a, 0xf81f, RD_x|RD_y|WR_HI|WR_LO,  0,       I1 },
207
{"rem",     "z,v,y",    0, (int) M_REM_3, INSN_MACRO,    0,       I1 },
208
{"remu",    "0,x,y",    0xe81b, 0xf81f, RD_x|RD_y|WR_HI|WR_LO,  0,       I1 },
209
{"remu",    "z,v,y",    0, (int) M_REMU_3, INSN_MACRO,   0,       I1 },
210
{"sb",      "y,5(x)",   0xc000, 0xf800, RD_y|RD_x,      0,       I1 },
211
{"sd",      "y,D(x)",   0x7800, 0xf800, RD_y|RD_x,      0,       I3 },
212
{"sd",      "y,D(S)",   0xf900, 0xff00, RD_y|RD_PC,     0,       I3 },
213
{"sd",      "R,C(S)",   0xfa00, 0xff00, RD_31|RD_PC,    0,       I1 },
214
{"sh",      "y,H(x)",   0xc800, 0xf800, RD_y|RD_x,      0,       I1 },
215
{"sllv",    "y,x",      0xe804, 0xf81f, WR_y|RD_y|RD_x, 0,       I1 },
216
{"sll",     "x,w,<",    0x3000, 0xf803, WR_x|RD_y,      0,       I1 },
217
{"sll",     "y,x",      0xe804, 0xf81f, WR_y|RD_y|RD_x, 0,       I1 },
218
{"slti",    "x,8",      0x5000, 0xf800, WR_T|RD_x,      0,       I1 },
219
{"slt",     "x,y",      0xe802, 0xf81f, WR_T|RD_x|RD_y, 0,       I1 },
220
{"slt",     "x,8",      0x5000, 0xf800, WR_T|RD_x,      0,       I1 },
221
{"sltiu",   "x,8",      0x5800, 0xf800, WR_T|RD_x,      0,       I1 },
222
{"sltu",    "x,y",      0xe803, 0xf81f, WR_T|RD_x|RD_y, 0,       I1 },
223
{"sltu",    "x,8",      0x5800, 0xf800, WR_T|RD_x,      0,       I1 },
224
{"srav",    "y,x",      0xe807, 0xf81f, WR_y|RD_y|RD_x, 0,       I1 },
225
{"sra",     "x,w,<",    0x3003, 0xf803, WR_x|RD_y,      0,       I1 },
226
{"sra",     "y,x",      0xe807, 0xf81f, WR_y|RD_y|RD_x, 0,       I1 },
227
{"srlv",    "y,x",      0xe806, 0xf81f, WR_y|RD_y|RD_x, 0,       I1 },
228
{"srl",     "x,w,<",    0x3002, 0xf803, WR_x|RD_y,      0,       I1 },
229
{"srl",     "y,x",      0xe806, 0xf81f, WR_y|RD_y|RD_x, 0,       I1 },
230
{"subu",    "z,v,y",    0xe003, 0xf803, WR_z|RD_x|RD_y, 0,       I1 },
231
{"subu",    "y,x,4",    0, (int) M_SUBU_I, INSN_MACRO,   0,       I1 },
232
{"subu",    "x,k",      0, (int) M_SUBU_I_2, INSN_MACRO,0,        I1 },
233
{"sw",      "y,W(x)",   0xd800, 0xf800, RD_y|RD_x,      0,       I1 },
234
{"sw",      "x,V(S)",   0xd000, 0xf800, RD_x|RD_SP,     0,       I1 },
235
{"sw",      "R,V(S)",   0x6200, 0xff00, RD_31|RD_SP,    0,       I1 },
236
{"xor",     "x,y",      0xe80e, 0xf81f, WR_x|RD_x|RD_y, 0,       I1 },
237
  /* MIPS16e additions */
238 158 khays
{"restore", "M",        0x6400, 0xff80, WR_31|RD_SP|WR_SP|NODS, 0, I32 },
239
{"save",    "m",        0x6480, 0xff80, RD_31|RD_SP|WR_SP|NODS, 0, I32 },
240 18 khays
{"sdbbp",   "6",        0xe801, 0xf81f, TRAP,           0,       I32 },
241
{"seb",     "x",        0xe891, 0xf8ff, WR_x|RD_x,      0,      I32 },
242
{"seh",     "x",        0xe8b1, 0xf8ff, WR_x|RD_x,      0,      I32 },
243
{"sew",     "x",        0xe8d1, 0xf8ff, WR_x|RD_x,      0,      I64 },
244
{"zeb",     "x",        0xe811, 0xf8ff, WR_x|RD_x,      0,      I32 },
245
{"zeh",     "x",        0xe831, 0xf8ff, WR_x|RD_x,      0,      I32 },
246
{"zew",     "x",        0xe851, 0xf8ff, WR_x|RD_x,      0,      I64 },
247
};
248
 
249
const int bfd_mips16_num_opcodes =
250
  ((sizeof mips16_opcodes) / (sizeof (mips16_opcodes[0])));

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