include/opcode/
[deliverable/binutils-gdb.git] / opcodes / mips16-opc.c
CommitLineData
252b5132 1/* mips16-opc.c. Mips16 opcode table.
df7b86aa 2 Copyright 1996, 1997, 1998, 2000, 2005, 2006, 2007, 2012
aa820537 3 Free Software Foundation, Inc.
252b5132
RH
4 Contributed by Ian Lance Taylor, Cygnus Support
5
9b201bb5 6 This file is part of the GNU opcodes library.
252b5132 7
9b201bb5
NC
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.
252b5132 12
9b201bb5
NC
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.
252b5132 17
9b201bb5
NC
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. */
252b5132 22
0d8dfecf 23#include "sysdep.h"
df7b86aa 24#include <stdio.h>
252b5132
RH
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
9a2c7088
MR
36#define UBR MIPS16_INSN_UNCOND_BRANCH
37#define CBR MIPS16_INSN_COND_BRANCH
252b5132
RH
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
bcd530a7
RS
61#define NODS INSN_NO_DELAY_SLOT
62#define TRAP INSN_NO_DELAY_SLOT
252b5132 63
9b3f89ee 64#define I1 INSN_ISA1
252b5132 65#define I3 INSN_ISA3
9b3f89ee
TS
66#define I32 INSN_ISA32
67#define I64 INSN_ISA64
68#define T3 INSN_3900
252b5132 69
b23da31b
NC
70const struct mips_opcode mips16_opcodes[] =
71{
39a7806d 72/* name, args, match, mask, pinfo, pinfo2, membership */
9b3f89ee
TS
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 },
9a2c7088 90{"b", "q", 0x1000, 0xf800, UBR, 0, I1 },
9b3f89ee 91{"beq", "x,y,p", 0, (int) M_BEQ, INSN_MACRO, 0, I1 },
cc537e56 92{"beq", "x,I,p", 0, (int) M_BEQ_I, INSN_MACRO, 0, I1 },
9a2c7088 93{"beqz", "x,p", 0x2000, 0xf800, CBR|RD_x, 0, I1 },
9b3f89ee 94{"bge", "x,y,p", 0, (int) M_BGE, INSN_MACRO, 0, I1 },
cc537e56 95{"bge", "x,I,p", 0, (int) M_BGE_I, INSN_MACRO, 0, I1 },
9b3f89ee 96{"bgeu", "x,y,p", 0, (int) M_BGEU, INSN_MACRO, 0, I1 },
cc537e56 97{"bgeu", "x,I,p", 0, (int) M_BGEU_I, INSN_MACRO, 0, I1 },
9b3f89ee 98{"bgt", "x,y,p", 0, (int) M_BGT, INSN_MACRO, 0, I1 },
cc537e56 99{"bgt", "x,I,p", 0, (int) M_BGT_I, INSN_MACRO, 0, I1 },
9b3f89ee 100{"bgtu", "x,y,p", 0, (int) M_BGTU, INSN_MACRO, 0, I1 },
cc537e56 101{"bgtu", "x,I,p", 0, (int) M_BGTU_I, INSN_MACRO, 0, I1 },
9b3f89ee 102{"ble", "x,y,p", 0, (int) M_BLE, INSN_MACRO, 0, I1 },
cc537e56 103{"ble", "x,I,p", 0, (int) M_BLE_I, INSN_MACRO, 0, I1 },
9b3f89ee 104{"bleu", "x,y,p", 0, (int) M_BLEU, INSN_MACRO, 0, I1 },
cc537e56 105{"bleu", "x,I,p", 0, (int) M_BLEU_I, INSN_MACRO, 0, I1 },
9b3f89ee 106{"blt", "x,y,p", 0, (int) M_BLT, INSN_MACRO, 0, I1 },
cc537e56 107{"blt", "x,I,p", 0, (int) M_BLT_I, INSN_MACRO, 0, I1 },
9b3f89ee 108{"bltu", "x,y,p", 0, (int) M_BLTU, INSN_MACRO, 0, I1 },
cc537e56 109{"bltu", "x,I,p", 0, (int) M_BLTU_I, INSN_MACRO, 0, I1 },
9b3f89ee 110{"bne", "x,y,p", 0, (int) M_BNE, INSN_MACRO, 0, I1 },
cc537e56 111{"bne", "x,I,p", 0, (int) M_BNE_I, INSN_MACRO, 0, I1 },
9a2c7088 112{"bnez", "x,p", 0x2800, 0xf800, CBR|RD_x, 0, I1 },
9b3f89ee 113{"break", "6", 0xe805, 0xf81f, TRAP, 0, I1 },
9a2c7088
MR
114{"bteqz", "p", 0x6000, 0xff00, CBR|RD_T, 0, I1 },
115{"btnez", "p", 0x6100, 0xff00, CBR|RD_T, 0, I1 },
9b3f89ee
TS
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 },
986e18a5
FF
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 },
9b3f89ee 134{"ddiv", "z,v,y", 0, (int) M_DDIV_3, INSN_MACRO, 0, I1 },
986e18a5 135{"ddivu", "0,x,y", 0xe81f, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I3 },
9b3f89ee
TS
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 },
986e18a5
FF
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 },
9b3f89ee 145{"drem", "z,v,y", 0, (int) M_DREM_3, INSN_MACRO, 0, I1 },
986e18a5 146{"dremu", "0,x,y", 0xe81f, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I3 },
9b3f89ee 147{"dremu", "z,v,y", 0, (int) M_DREMU_3, INSN_MACRO, 0, I1 },
986e18a5
FF
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 },
cc537e56
RS
158{"dsubu", "y,x,I", 0, (int) M_DSUBU_I, INSN_MACRO, 0, I1 },
159{"dsubu", "y,I", 0, (int) M_DSUBU_I_2, INSN_MACRO, 0, I1 },
9b3f89ee
TS
160{"exit", "L", 0xed09, 0xff1f, TRAP, 0, I1 },
161{"exit", "L", 0xee09, 0xff1f, TRAP, 0, I1 },
04c9d415 162{"exit", "", 0xef09, 0xffff, TRAP, 0, I1 },
9b3f89ee 163{"exit", "L", 0xef09, 0xff1f, TRAP, 0, I1 },
04c9d415 164{"entry", "", 0xe809, 0xffff, TRAP, 0, I1 },
9b3f89ee
TS
165{"entry", "l", 0xe809, 0xf81f, TRAP, 0, I1 },
166{"extend", "e", 0xf000, 0xf800, 0, 0, I1 },
167{"jalr", "x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0, I1 },
168{"jalr", "R,x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0, I1 },
169{"jal", "x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0, I1 },
170{"jal", "R,x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0, I1 },
171{"jal", "a", 0x1800, 0xfc00, UBD|WR_31, 0, I1 },
27c5c572 172{"jalx", "i", 0x1c00, 0xfc00, UBD|WR_31, 0, I1 },
9b3f89ee
TS
173{"jr", "x", 0xe800, 0xf8ff, UBD|RD_x, 0, I1 },
174{"jr", "R", 0xe820, 0xffff, UBD|RD_31, 0, I1 },
175{"j", "x", 0xe800, 0xf8ff, UBD|RD_x, 0, I1 },
176{"j", "R", 0xe820, 0xffff, UBD|RD_31, 0, I1 },
ceb94aa5
RS
177/* MIPS16e compact branches. We keep them near the ordinary branches
178 so that we easily find them when converting a normal branch to a
179 compact one. */
bcd530a7
RS
180{"jalrc", "x", 0xe8c0, 0xf8ff, UBR|WR_31|RD_x|NODS, 0, I32 },
181{"jalrc", "R,x", 0xe8c0, 0xf8ff, UBR|WR_31|RD_x|NODS, 0, I32 },
182{"jrc", "x", 0xe880, 0xf8ff, UBR|RD_x|NODS, 0, I32 },
183{"jrc", "R", 0xe8a0, 0xffff, UBR|RD_31|NODS, 0, I32 },
9b3f89ee
TS
184{"lb", "y,5(x)", 0x8000, 0xf800, WR_y|RD_x, 0, I1 },
185{"lbu", "y,5(x)", 0xa000, 0xf800, WR_y|RD_x, 0, I1 },
986e18a5
FF
186{"ld", "y,D(x)", 0x3800, 0xf800, WR_y|RD_x, 0, I3 },
187{"ld", "y,B", 0xfc00, 0xff00, WR_y|RD_PC, 0, I3 },
188{"ld", "y,D(P)", 0xfc00, 0xff00, WR_y|RD_PC, 0, I3 },
189{"ld", "y,D(S)", 0xf800, 0xff00, WR_y|RD_SP, 0, I3 },
9b3f89ee
TS
190{"lh", "y,H(x)", 0x8800, 0xf800, WR_y|RD_x, 0, I1 },
191{"lhu", "y,H(x)", 0xa800, 0xf800, WR_y|RD_x, 0, I1 },
192{"li", "x,U", 0x6800, 0xf800, WR_x, 0, I1 },
193{"lw", "y,W(x)", 0x9800, 0xf800, WR_y|RD_x, 0, I1 },
194{"lw", "x,A", 0xb000, 0xf800, WR_x|RD_PC, 0, I1 },
195{"lw", "x,V(P)", 0xb000, 0xf800, WR_x|RD_PC, 0, I1 },
196{"lw", "x,V(S)", 0x9000, 0xf800, WR_x|RD_SP, 0, I1 },
986e18a5 197{"lwu", "y,W(x)", 0xb800, 0xf800, WR_y|RD_x, 0, I3 },
9b3f89ee
TS
198{"mfhi", "x", 0xe810, 0xf8ff, WR_x|RD_HI, 0, I1 },
199{"mflo", "x", 0xe812, 0xf8ff, WR_x|RD_LO, 0, I1 },
200{"move", "y,X", 0x6700, 0xff00, WR_y|RD_X, 0, I1 },
201{"move", "Y,Z", 0x6500, 0xff00, WR_Y|RD_Z, 0, I1 },
202{"mul", "z,v,y", 0, (int) M_MUL, INSN_MACRO, 0, I1 },
203{"mult", "x,y", 0xe818, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I1 },
204{"multu", "x,y", 0xe819, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I1 },
205{"neg", "x,w", 0xe80b, 0xf81f, WR_x|RD_y, 0, I1 },
206{"not", "x,w", 0xe80f, 0xf81f, WR_x|RD_y, 0, I1 },
207{"or", "x,y", 0xe80d, 0xf81f, WR_x|RD_x|RD_y, 0, I1 },
208{"rem", "0,x,y", 0xe81a, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I1 },
209{"rem", "z,v,y", 0, (int) M_REM_3, INSN_MACRO, 0, I1 },
210{"remu", "0,x,y", 0xe81b, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I1 },
211{"remu", "z,v,y", 0, (int) M_REMU_3, INSN_MACRO, 0, I1 },
212{"sb", "y,5(x)", 0xc000, 0xf800, RD_y|RD_x, 0, I1 },
986e18a5
FF
213{"sd", "y,D(x)", 0x7800, 0xf800, RD_y|RD_x, 0, I3 },
214{"sd", "y,D(S)", 0xf900, 0xff00, RD_y|RD_PC, 0, I3 },
9b3f89ee
TS
215{"sd", "R,C(S)", 0xfa00, 0xff00, RD_31|RD_PC, 0, I1 },
216{"sh", "y,H(x)", 0xc800, 0xf800, RD_y|RD_x, 0, I1 },
217{"sllv", "y,x", 0xe804, 0xf81f, WR_y|RD_y|RD_x, 0, I1 },
218{"sll", "x,w,<", 0x3000, 0xf803, WR_x|RD_y, 0, I1 },
219{"sll", "y,x", 0xe804, 0xf81f, WR_y|RD_y|RD_x, 0, I1 },
220{"slti", "x,8", 0x5000, 0xf800, WR_T|RD_x, 0, I1 },
221{"slt", "x,y", 0xe802, 0xf81f, WR_T|RD_x|RD_y, 0, I1 },
222{"slt", "x,8", 0x5000, 0xf800, WR_T|RD_x, 0, I1 },
223{"sltiu", "x,8", 0x5800, 0xf800, WR_T|RD_x, 0, I1 },
224{"sltu", "x,y", 0xe803, 0xf81f, WR_T|RD_x|RD_y, 0, I1 },
225{"sltu", "x,8", 0x5800, 0xf800, WR_T|RD_x, 0, I1 },
226{"srav", "y,x", 0xe807, 0xf81f, WR_y|RD_y|RD_x, 0, I1 },
227{"sra", "x,w,<", 0x3003, 0xf803, WR_x|RD_y, 0, I1 },
228{"sra", "y,x", 0xe807, 0xf81f, WR_y|RD_y|RD_x, 0, I1 },
229{"srlv", "y,x", 0xe806, 0xf81f, WR_y|RD_y|RD_x, 0, I1 },
230{"srl", "x,w,<", 0x3002, 0xf803, WR_x|RD_y, 0, I1 },
231{"srl", "y,x", 0xe806, 0xf81f, WR_y|RD_y|RD_x, 0, I1 },
232{"subu", "z,v,y", 0xe003, 0xf803, WR_z|RD_x|RD_y, 0, I1 },
cc537e56
RS
233{"subu", "y,x,I", 0, (int) M_SUBU_I, INSN_MACRO, 0, I1 },
234{"subu", "x,I", 0, (int) M_SUBU_I_2, INSN_MACRO,0, I1 },
9b3f89ee
TS
235{"sw", "y,W(x)", 0xd800, 0xf800, RD_y|RD_x, 0, I1 },
236{"sw", "x,V(S)", 0xd000, 0xf800, RD_x|RD_SP, 0, I1 },
237{"sw", "R,V(S)", 0x6200, 0xff00, RD_31|RD_SP, 0, I1 },
238{"xor", "x,y", 0xe80e, 0xf81f, WR_x|RD_x|RD_y, 0, I1 },
4b185e97 239 /* MIPS16e additions */
bcd530a7
RS
240{"restore", "M", 0x6400, 0xff80, WR_31|RD_SP|WR_SP|NODS, 0, I32 },
241{"save", "m", 0x6480, 0xff80, RD_31|RD_SP|WR_SP|NODS, 0, I32 },
9b3f89ee
TS
242{"sdbbp", "6", 0xe801, 0xf81f, TRAP, 0, I32 },
243{"seb", "x", 0xe891, 0xf8ff, WR_x|RD_x, 0, I32 },
244{"seh", "x", 0xe8b1, 0xf8ff, WR_x|RD_x, 0, I32 },
245{"sew", "x", 0xe8d1, 0xf8ff, WR_x|RD_x, 0, I64 },
246{"zeb", "x", 0xe811, 0xf8ff, WR_x|RD_x, 0, I32 },
247{"zeh", "x", 0xe831, 0xf8ff, WR_x|RD_x, 0, I32 },
248{"zew", "x", 0xe851, 0xf8ff, WR_x|RD_x, 0, I64 },
252b5132
RH
249};
250
251const int bfd_mips16_num_opcodes =
252 ((sizeof mips16_opcodes) / (sizeof (mips16_opcodes[0])));
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