1 /* 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 #define TRAP INSN_TRAP 62 63 #define I1 INSN_ISA1 64 #define I3 INSN_ISA3 65 #define I32 INSN_ISA32 66 #define I64 INSN_ISA64 67 #define T3 INSN_3900 68 69 const struct mips_opcode mips16_opcodes[] = 70 { 71 /* name, args, match, mask, pinfo, pinfo2, membership */ 72 {"nop", "", 0x6500, 0xffff, RD_Z, 0, I1 }, /* move $0,$Z */ 73 {"la", "x,A", 0x0800, 0xf800, WR_x|RD_PC, 0, I1 }, 74 {"abs", "x,w", 0, (int) M_ABS, INSN_MACRO, 0, I1 }, 75 {"addiu", "y,x,4", 0x4000, 0xf810, WR_y|RD_x, 0, I1 }, 76 {"addiu", "x,k", 0x4800, 0xf800, WR_x|RD_x, 0, I1 }, 77 {"addiu", "S,K", 0x6300, 0xff00, WR_SP|RD_SP, 0, I1 }, 78 {"addiu", "S,S,K", 0x6300, 0xff00, WR_SP|RD_SP, 0, I1 }, 79 {"addiu", "x,P,V", 0x0800, 0xf800, WR_x|RD_PC, 0, I1 }, 80 {"addiu", "x,S,V", 0x0000, 0xf800, WR_x|RD_SP, 0, I1 }, 81 {"addu", "z,v,y", 0xe001, 0xf803, WR_z|RD_x|RD_y, 0, I1 }, 82 {"addu", "y,x,4", 0x4000, 0xf810, WR_y|RD_x, 0, I1 }, 83 {"addu", "x,k", 0x4800, 0xf800, WR_x|RD_x, 0, I1 }, 84 {"addu", "S,K", 0x6300, 0xff00, WR_SP|RD_SP, 0, I1 }, 85 {"addu", "S,S,K", 0x6300, 0xff00, WR_SP|RD_SP, 0, I1 }, 86 {"addu", "x,P,V", 0x0800, 0xf800, WR_x|RD_PC, 0, I1 }, 87 {"addu", "x,S,V", 0x0000, 0xf800, WR_x|RD_SP, 0, I1 }, 88 {"and", "x,y", 0xe80c, 0xf81f, WR_x|RD_x|RD_y, 0, I1 }, 89 {"b", "q", 0x1000, 0xf800, UBR, 0, I1 }, 90 {"beq", "x,y,p", 0, (int) M_BEQ, INSN_MACRO, 0, I1 }, 91 {"beq", "x,U,p", 0, (int) M_BEQ_I, INSN_MACRO, 0, I1 }, 92 {"beqz", "x,p", 0x2000, 0xf800, CBR|RD_x, 0, I1 }, 93 {"bge", "x,y,p", 0, (int) M_BGE, INSN_MACRO, 0, I1 }, 94 {"bge", "x,8,p", 0, (int) M_BGE_I, INSN_MACRO, 0, I1 }, 95 {"bgeu", "x,y,p", 0, (int) M_BGEU, INSN_MACRO, 0, I1 }, 96 {"bgeu", "x,8,p", 0, (int) M_BGEU_I, INSN_MACRO, 0, I1 }, 97 {"bgt", "x,y,p", 0, (int) M_BGT, INSN_MACRO, 0, I1 }, 98 {"bgt", "x,8,p", 0, (int) M_BGT_I, INSN_MACRO, 0, I1 }, 99 {"bgtu", "x,y,p", 0, (int) M_BGTU, INSN_MACRO, 0, I1 }, 100 {"bgtu", "x,8,p", 0, (int) M_BGTU_I, INSN_MACRO, 0, I1 }, 101 {"ble", "x,y,p", 0, (int) M_BLE, INSN_MACRO, 0, I1 }, 102 {"ble", "x,8,p", 0, (int) M_BLE_I, INSN_MACRO, 0, I1 }, 103 {"bleu", "x,y,p", 0, (int) M_BLEU, INSN_MACRO, 0, I1 }, 104 {"bleu", "x,8,p", 0, (int) M_BLEU_I, INSN_MACRO, 0, I1 }, 105 {"blt", "x,y,p", 0, (int) M_BLT, INSN_MACRO, 0, I1 }, 106 {"blt", "x,8,p", 0, (int) M_BLT_I, INSN_MACRO, 0, I1 }, 107 {"bltu", "x,y,p", 0, (int) M_BLTU, INSN_MACRO, 0, I1 }, 108 {"bltu", "x,8,p", 0, (int) M_BLTU_I, INSN_MACRO, 0, I1 }, 109 {"bne", "x,y,p", 0, (int) M_BNE, INSN_MACRO, 0, I1 }, 110 {"bne", "x,U,p", 0, (int) M_BNE_I, INSN_MACRO, 0, I1 }, 111 {"bnez", "x,p", 0x2800, 0xf800, CBR|RD_x, 0, I1 }, 112 {"break", "6", 0xe805, 0xf81f, TRAP, 0, I1 }, 113 {"bteqz", "p", 0x6000, 0xff00, CBR|RD_T, 0, I1 }, 114 {"btnez", "p", 0x6100, 0xff00, CBR|RD_T, 0, I1 }, 115 {"cmpi", "x,U", 0x7000, 0xf800, WR_T|RD_x, 0, I1 }, 116 {"cmp", "x,y", 0xe80a, 0xf81f, WR_T|RD_x|RD_y, 0, I1 }, 117 {"cmp", "x,U", 0x7000, 0xf800, WR_T|RD_x, 0, I1 }, 118 {"dla", "y,E", 0xfe00, 0xff00, WR_y|RD_PC, 0, I3 }, 119 {"daddiu", "y,x,4", 0x4010, 0xf810, WR_y|RD_x, 0, I3 }, 120 {"daddiu", "y,j", 0xfd00, 0xff00, WR_y|RD_y, 0, I3 }, 121 {"daddiu", "S,K", 0xfb00, 0xff00, WR_SP|RD_SP, 0, I3 }, 122 {"daddiu", "S,S,K", 0xfb00, 0xff00, WR_SP|RD_SP, 0, I3 }, 123 {"daddiu", "y,P,W", 0xfe00, 0xff00, WR_y|RD_PC, 0, I3 }, 124 {"daddiu", "y,S,W", 0xff00, 0xff00, WR_y|RD_SP, 0, I3 }, 125 {"daddu", "z,v,y", 0xe000, 0xf803, WR_z|RD_x|RD_y, 0, I3 }, 126 {"daddu", "y,x,4", 0x4010, 0xf810, WR_y|RD_x, 0, I3 }, 127 {"daddu", "y,j", 0xfd00, 0xff00, WR_y|RD_y, 0, I3 }, 128 {"daddu", "S,K", 0xfb00, 0xff00, WR_SP|RD_SP, 0, I3 }, 129 {"daddu", "S,S,K", 0xfb00, 0xff00, WR_SP|RD_SP, 0, I3 }, 130 {"daddu", "y,P,W", 0xfe00, 0xff00, WR_y|RD_PC, 0, I3 }, 131 {"daddu", "y,S,W", 0xff00, 0xff00, WR_y|RD_SP, 0, I3 }, 132 {"ddiv", "0,x,y", 0xe81e, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I3 }, 133 {"ddiv", "z,v,y", 0, (int) M_DDIV_3, INSN_MACRO, 0, I1 }, 134 {"ddivu", "0,x,y", 0xe81f, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I3 }, 135 {"ddivu", "z,v,y", 0, (int) M_DDIVU_3, INSN_MACRO, 0, I1 }, 136 {"div", "0,x,y", 0xe81a, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I1 }, 137 {"div", "z,v,y", 0, (int) M_DIV_3, INSN_MACRO, 0, I1 }, 138 {"divu", "0,x,y", 0xe81b, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I1 }, 139 {"divu", "z,v,y", 0, (int) M_DIVU_3, INSN_MACRO, 0, I1 }, 140 {"dmul", "z,v,y", 0, (int) M_DMUL, INSN_MACRO, 0, I3 }, 141 {"dmult", "x,y", 0xe81c, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I3 }, 142 {"dmultu", "x,y", 0xe81d, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I3 }, 143 {"drem", "0,x,y", 0xe81e, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I3 }, 144 {"drem", "z,v,y", 0, (int) M_DREM_3, INSN_MACRO, 0, I1 }, 145 {"dremu", "0,x,y", 0xe81f, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I3 }, 146 {"dremu", "z,v,y", 0, (int) M_DREMU_3, INSN_MACRO, 0, I1 }, 147 {"dsllv", "y,x", 0xe814, 0xf81f, WR_y|RD_y|RD_x, 0, I3 }, 148 {"dsll", "x,w,[", 0x3001, 0xf803, WR_x|RD_y, 0, I3 }, 149 {"dsll", "y,x", 0xe814, 0xf81f, WR_y|RD_y|RD_x, 0, I3 }, 150 {"dsrav", "y,x", 0xe817, 0xf81f, WR_y|RD_y|RD_x, 0, I3 }, 151 {"dsra", "y,]", 0xe813, 0xf81f, WR_y|RD_y, 0, I3 }, 152 {"dsra", "y,x", 0xe817, 0xf81f, WR_y|RD_y|RD_x, 0, I3 }, 153 {"dsrlv", "y,x", 0xe816, 0xf81f, WR_y|RD_y|RD_x, 0, I3 }, 154 {"dsrl", "y,]", 0xe808, 0xf81f, WR_y|RD_y, 0, I3 }, 155 {"dsrl", "y,x", 0xe816, 0xf81f, WR_y|RD_y|RD_x, 0, I3 }, 156 {"dsubu", "z,v,y", 0xe002, 0xf803, WR_z|RD_x|RD_y, 0, I3 }, 157 {"dsubu", "y,x,4", 0, (int) M_DSUBU_I, INSN_MACRO, 0, I1 }, 158 {"dsubu", "y,j", 0, (int) M_DSUBU_I_2, INSN_MACRO, 0, I1 }, 159 {"exit", "L", 0xed09, 0xff1f, TRAP, 0, I1 }, 160 {"exit", "L", 0xee09, 0xff1f, TRAP, 0, I1 }, 161 {"exit", "L", 0xef09, 0xff1f, TRAP, 0, I1 }, 162 {"entry", "l", 0xe809, 0xf81f, TRAP, 0, I1 }, 163 {"extend", "e", 0xf000, 0xf800, 0, 0, I1 }, 164 {"jalr", "x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0, I1 }, 165 {"jalr", "R,x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0, I1 }, 166 {"jal", "x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0, I1 }, 167 {"jal", "R,x", 0xe840, 0xf8ff, UBD|WR_31|RD_x, 0, I1 }, 168 {"jal", "a", 0x1800, 0xfc00, UBD|WR_31, 0, I1 }, 169 {"jalx", "a", 0x1c00, 0xfc00, UBD|WR_31, 0, I1 }, 170 {"jr", "x", 0xe800, 0xf8ff, UBD|RD_x, 0, I1 }, 171 {"jr", "R", 0xe820, 0xffff, UBD|RD_31, 0, I1 }, 172 {"j", "x", 0xe800, 0xf8ff, UBD|RD_x, 0, I1 }, 173 {"j", "R", 0xe820, 0xffff, UBD|RD_31, 0, I1 }, 174 {"lb", "y,5(x)", 0x8000, 0xf800, WR_y|RD_x, 0, I1 }, 175 {"lbu", "y,5(x)", 0xa000, 0xf800, WR_y|RD_x, 0, I1 }, 176 {"ld", "y,D(x)", 0x3800, 0xf800, WR_y|RD_x, 0, I3 }, 177 {"ld", "y,B", 0xfc00, 0xff00, WR_y|RD_PC, 0, I3 }, 178 {"ld", "y,D(P)", 0xfc00, 0xff00, WR_y|RD_PC, 0, I3 }, 179 {"ld", "y,D(S)", 0xf800, 0xff00, WR_y|RD_SP, 0, I3 }, 180 {"lh", "y,H(x)", 0x8800, 0xf800, WR_y|RD_x, 0, I1 }, 181 {"lhu", "y,H(x)", 0xa800, 0xf800, WR_y|RD_x, 0, I1 }, 182 {"li", "x,U", 0x6800, 0xf800, WR_x, 0, I1 }, 183 {"lw", "y,W(x)", 0x9800, 0xf800, WR_y|RD_x, 0, I1 }, 184 {"lw", "x,A", 0xb000, 0xf800, WR_x|RD_PC, 0, I1 }, 185 {"lw", "x,V(P)", 0xb000, 0xf800, WR_x|RD_PC, 0, I1 }, 186 {"lw", "x,V(S)", 0x9000, 0xf800, WR_x|RD_SP, 0, I1 }, 187 {"lwu", "y,W(x)", 0xb800, 0xf800, WR_y|RD_x, 0, I3 }, 188 {"mfhi", "x", 0xe810, 0xf8ff, WR_x|RD_HI, 0, I1 }, 189 {"mflo", "x", 0xe812, 0xf8ff, WR_x|RD_LO, 0, I1 }, 190 {"move", "y,X", 0x6700, 0xff00, WR_y|RD_X, 0, I1 }, 191 {"move", "Y,Z", 0x6500, 0xff00, WR_Y|RD_Z, 0, I1 }, 192 {"mul", "z,v,y", 0, (int) M_MUL, INSN_MACRO, 0, I1 }, 193 {"mult", "x,y", 0xe818, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I1 }, 194 {"multu", "x,y", 0xe819, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I1 }, 195 {"neg", "x,w", 0xe80b, 0xf81f, WR_x|RD_y, 0, I1 }, 196 {"not", "x,w", 0xe80f, 0xf81f, WR_x|RD_y, 0, I1 }, 197 {"or", "x,y", 0xe80d, 0xf81f, WR_x|RD_x|RD_y, 0, I1 }, 198 {"rem", "0,x,y", 0xe81a, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I1 }, 199 {"rem", "z,v,y", 0, (int) M_REM_3, INSN_MACRO, 0, I1 }, 200 {"remu", "0,x,y", 0xe81b, 0xf81f, RD_x|RD_y|WR_HI|WR_LO, 0, I1 }, 201 {"remu", "z,v,y", 0, (int) M_REMU_3, INSN_MACRO, 0, I1 }, 202 {"sb", "y,5(x)", 0xc000, 0xf800, RD_y|RD_x, 0, I1 }, 203 {"sd", "y,D(x)", 0x7800, 0xf800, RD_y|RD_x, 0, I3 }, 204 {"sd", "y,D(S)", 0xf900, 0xff00, RD_y|RD_PC, 0, I3 }, 205 {"sd", "R,C(S)", 0xfa00, 0xff00, RD_31|RD_PC, 0, I1 }, 206 {"sh", "y,H(x)", 0xc800, 0xf800, RD_y|RD_x, 0, I1 }, 207 {"sllv", "y,x", 0xe804, 0xf81f, WR_y|RD_y|RD_x, 0, I1 }, 208 {"sll", "x,w,<", 0x3000, 0xf803, WR_x|RD_y, 0, I1 }, 209 {"sll", "y,x", 0xe804, 0xf81f, WR_y|RD_y|RD_x, 0, I1 }, 210 {"slti", "x,8", 0x5000, 0xf800, WR_T|RD_x, 0, I1 }, 211 {"slt", "x,y", 0xe802, 0xf81f, WR_T|RD_x|RD_y, 0, I1 }, 212 {"slt", "x,8", 0x5000, 0xf800, WR_T|RD_x, 0, I1 }, 213 {"sltiu", "x,8", 0x5800, 0xf800, WR_T|RD_x, 0, I1 }, 214 {"sltu", "x,y", 0xe803, 0xf81f, WR_T|RD_x|RD_y, 0, I1 }, 215 {"sltu", "x,8", 0x5800, 0xf800, WR_T|RD_x, 0, I1 }, 216 {"srav", "y,x", 0xe807, 0xf81f, WR_y|RD_y|RD_x, 0, I1 }, 217 {"sra", "x,w,<", 0x3003, 0xf803, WR_x|RD_y, 0, I1 }, 218 {"sra", "y,x", 0xe807, 0xf81f, WR_y|RD_y|RD_x, 0, I1 }, 219 {"srlv", "y,x", 0xe806, 0xf81f, WR_y|RD_y|RD_x, 0, I1 }, 220 {"srl", "x,w,<", 0x3002, 0xf803, WR_x|RD_y, 0, I1 }, 221 {"srl", "y,x", 0xe806, 0xf81f, WR_y|RD_y|RD_x, 0, I1 }, 222 {"subu", "z,v,y", 0xe003, 0xf803, WR_z|RD_x|RD_y, 0, I1 }, 223 {"subu", "y,x,4", 0, (int) M_SUBU_I, INSN_MACRO, 0, I1 }, 224 {"subu", "x,k", 0, (int) M_SUBU_I_2, INSN_MACRO,0, I1 }, 225 {"sw", "y,W(x)", 0xd800, 0xf800, RD_y|RD_x, 0, I1 }, 226 {"sw", "x,V(S)", 0xd000, 0xf800, RD_x|RD_SP, 0, I1 }, 227 {"sw", "R,V(S)", 0x6200, 0xff00, RD_31|RD_SP, 0, I1 }, 228 {"xor", "x,y", 0xe80e, 0xf81f, WR_x|RD_x|RD_y, 0, I1 }, 229 /* MIPS16e additions */ 230 {"jalrc", "x", 0xe8c0, 0xf8ff, UBR|WR_31|RD_x|TRAP, 0, I32 }, 231 {"jalrc", "R,x", 0xe8c0, 0xf8ff, UBR|WR_31|RD_x|TRAP, 0, I32 }, 232 {"jrc", "x", 0xe880, 0xf8ff, UBR|RD_x|TRAP, 0, I32 }, 233 {"jrc", "R", 0xe8a0, 0xffff, UBR|RD_31|TRAP, 0, I32 }, 234 {"restore", "M", 0x6400, 0xff80, WR_31|RD_SP|WR_SP|TRAP, 0, I32 }, 235 {"save", "m", 0x6480, 0xff80, RD_31|RD_SP|WR_SP|TRAP, 0, I32 }, 236 {"sdbbp", "6", 0xe801, 0xf81f, TRAP, 0, I32 }, 237 {"seb", "x", 0xe891, 0xf8ff, WR_x|RD_x, 0, I32 }, 238 {"seh", "x", 0xe8b1, 0xf8ff, WR_x|RD_x, 0, I32 }, 239 {"sew", "x", 0xe8d1, 0xf8ff, WR_x|RD_x, 0, I64 }, 240 {"zeb", "x", 0xe811, 0xf8ff, WR_x|RD_x, 0, I32 }, 241 {"zeh", "x", 0xe831, 0xf8ff, WR_x|RD_x, 0, I32 }, 242 {"zew", "x", 0xe851, 0xf8ff, WR_x|RD_x, 0, I64 }, 243 }; 244 245 const int bfd_mips16_num_opcodes = 246 ((sizeof mips16_opcodes) / (sizeof (mips16_opcodes[0]))); 247