1 /* mips16-opc.c. Mips16 opcode table. 2 Copyright 1996, 1997, 1998, 2000, 2005, 2006, 2007, 2012 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 "sysdep.h" 24 #include <stdio.h> 25 #include "opcode/mips.h" 26 #include "mips-formats.h" 27 28 static unsigned char reg_0_map[] = { 0 }; 29 static unsigned char reg_29_map[] = { 29 }; 30 static unsigned char reg_31_map[] = { 31 }; 31 static unsigned char reg_m16_map[] = { 16, 17, 2, 3, 4, 5, 6, 7 }; 32 static unsigned char reg32r_map[] = { 33 0, 8, 16, 24, 34 1, 9, 17, 25, 35 2, 10, 18, 26, 36 3, 11, 19, 27, 37 4, 12, 20, 28, 38 5, 13, 21, 29, 39 6, 14, 22, 30, 40 7, 15, 23, 31 41 }; 42 43 /* Return the meaning of operand character TYPE, or null if it isn't 44 recognized. If the operand is affected by the EXTEND instruction, 45 EXTENDED_P selects between the extended and unextended forms. 46 The extended forms all have an lsb of 0. */ 47 48 const struct mips_operand * 49 decode_mips16_operand (char type, bfd_boolean extended_p) 50 { 51 switch (type) 52 { 53 case '0': MAPPED_REG (0, 0, GP, reg_0_map); 54 55 case 'L': SPECIAL (6, 5, ENTRY_EXIT_LIST); 56 case 'M': SPECIAL (7, 0, SAVE_RESTORE_LIST); 57 case 'P': SPECIAL (0, 0, PC); 58 case 'R': MAPPED_REG (0, 0, GP, reg_31_map); 59 case 'S': MAPPED_REG (0, 0, GP, reg_29_map); 60 case 'X': REG (5, 0, GP); 61 case 'Y': MAPPED_REG (5, 3, GP, reg32r_map); 62 case 'Z': MAPPED_REG (3, 0, GP, reg_m16_map); 63 64 case 'a': JUMP (26, 0, 2); 65 case 'e': UINT (11, 0); 66 case 'i': JALX (26, 0, 2); 67 case 'l': SPECIAL (6, 5, ENTRY_EXIT_LIST); 68 case 'm': SPECIAL (7, 0, SAVE_RESTORE_LIST); 69 case 'v': OPTIONAL_MAPPED_REG (3, 8, GP, reg_m16_map); 70 case 'w': OPTIONAL_MAPPED_REG (3, 5, GP, reg_m16_map); 71 case 'x': MAPPED_REG (3, 8, GP, reg_m16_map); 72 case 'y': MAPPED_REG (3, 5, GP, reg_m16_map); 73 case 'z': MAPPED_REG (3, 2, GP, reg_m16_map); 74 } 75 76 if (extended_p) 77 switch (type) 78 { 79 case '<': UINT (5, 0); 80 case '>': UINT (5, 0); 81 case '[': UINT (6, 0); 82 case ']': UINT (6, 0); 83 84 case '4': SINT (15, 0); 85 case '5': SINT (16, 0); 86 case '6': SINT (16, 0); 87 case '8': SINT (16, 0); 88 89 case 'A': PCREL (16, 0, TRUE, 0, 2, FALSE, FALSE); 90 case 'B': PCREL (16, 0, TRUE, 0, 3, FALSE, FALSE); 91 case 'C': SINT (16, 0); 92 case 'D': SINT (16, 0); 93 case 'E': PCREL (16, 0, TRUE, 0, 2, FALSE, FALSE); 94 case 'H': SINT (16, 0); 95 case 'K': SINT (16, 0); 96 case 'U': UINT (16, 0); 97 case 'V': SINT (16, 0); 98 case 'W': SINT (16, 0); 99 100 case 'j': SINT (16, 0); 101 case 'k': SINT (16, 0); 102 case 'p': BRANCH (16, 0, 1); 103 case 'q': BRANCH (16, 0, 1); 104 } 105 else 106 switch (type) 107 { 108 case '<': INT_ADJ (3, 2, 8, 0, FALSE); 109 case '>': INT_ADJ (3, 8, 8, 0, FALSE); 110 case '[': INT_ADJ (3, 2, 8, 0, FALSE); 111 case ']': INT_ADJ (3, 8, 8, 0, FALSE); 112 113 case '4': SINT (4, 0); 114 case '5': UINT (5, 0); 115 case '6': UINT (6, 5); 116 case '8': UINT (8, 0); 117 118 case 'A': PCREL (8, 0, FALSE, 2, 2, FALSE, FALSE); 119 case 'B': PCREL (5, 0, FALSE, 3, 3, FALSE, FALSE); 120 case 'C': INT_ADJ (8, 0, 255, 3, FALSE); /* (0 .. 255) << 3 */ 121 case 'D': INT_ADJ (5, 0, 31, 3, FALSE); /* (0 .. 31) << 3 */ 122 case 'E': PCREL (5, 0, FALSE, 2, 2, FALSE, FALSE); 123 case 'H': INT_ADJ (5, 0, 31, 1, FALSE); /* (0 .. 31) << 1 */ 124 case 'K': INT_ADJ (8, 0, 127, 3, FALSE); /* (-128 .. 127) << 3 */ 125 case 'U': UINT (8, 0); 126 case 'V': INT_ADJ (8, 0, 255, 2, FALSE); /* (0 .. 255) << 2 */ 127 case 'W': INT_ADJ (5, 0, 31, 2, FALSE); /* (0 .. 31) << 2 */ 128 129 case 'j': SINT (5, 0); 130 case 'k': SINT (8, 0); 131 case 'p': BRANCH (8, 0, 1); 132 case 'q': BRANCH (11, 0, 1); 133 } 134 return 0; 135 } 136 137 /* This is the opcodes table for the mips16 processor. The format of 138 this table is intentionally identical to the one in mips-opc.c. 139 However, the special letters that appear in the argument string are 140 different, and the table uses some different flags. */ 141 142 /* Use some short hand macros to keep down the length of the lines in 143 the opcodes table. */ 144 145 #define UBD INSN_UNCOND_BRANCH_DELAY 146 147 #define WR_1 INSN_WRITE_1 148 #define WR_2 INSN_WRITE_2 149 #define RD_1 INSN_READ_1 150 #define RD_2 INSN_READ_2 151 #define RD_3 INSN_READ_3 152 #define RD_4 INSN_READ_4 153 #define MOD_1 (WR_1|RD_1) 154 #define MOD_2 (WR_2|RD_2) 155 156 #define RD_T INSN_READ_GPR_24 157 #define WR_T INSN_WRITE_GPR_24 158 #define WR_31 INSN_WRITE_GPR_31 159 160 #define WR_HI INSN_WRITE_HI 161 #define WR_LO INSN_WRITE_LO 162 #define RD_HI INSN_READ_HI 163 #define RD_LO INSN_READ_LO 164 165 #define NODS INSN_NO_DELAY_SLOT 166 #define TRAP INSN_NO_DELAY_SLOT 167 168 #define RD_16 INSN2_READ_GPR_16 169 #define RD_SP INSN2_READ_SP 170 #define WR_SP INSN2_WRITE_SP 171 #define MOD_SP (RD_SP|WR_SP) 172 #define RD_31 INSN2_READ_GPR_31 173 #define RD_PC INSN2_READ_PC 174 #define UBR INSN2_UNCOND_BRANCH 175 #define CBR INSN2_COND_BRANCH 176 177 #define I1 INSN_ISA1 178 #define I3 INSN_ISA3 179 #define I32 INSN_ISA32 180 #define I64 INSN_ISA64 181 #define T3 INSN_3900 182 183 const struct mips_opcode mips16_opcodes[] = 184 { 185 /* name, args, match, mask, pinfo, pinfo2, membership */ 186 {"nop", "", 0x6500, 0xffff, 0, RD_16, I1, 0, 0 }, /* move $0,$Z */ 187 {"la", "x,A", 0x0800, 0xf800, WR_1, RD_PC, I1, 0, 0 }, 188 {"abs", "x,w", 0, (int) M_ABS, INSN_MACRO, 0, I1, 0, 0 }, 189 {"addiu", "y,x,4", 0x4000, 0xf810, WR_1|RD_2, 0, I1, 0, 0 }, 190 {"addiu", "x,k", 0x4800, 0xf800, MOD_1, 0, I1, 0, 0 }, 191 {"addiu", "S,K", 0x6300, 0xff00, 0, MOD_SP, I1, 0, 0 }, 192 {"addiu", "S,S,K", 0x6300, 0xff00, 0, MOD_SP, I1, 0, 0 }, 193 {"addiu", "x,P,V", 0x0800, 0xf800, WR_1, RD_PC, I1, 0, 0 }, 194 {"addiu", "x,S,V", 0x0000, 0xf800, WR_1, RD_SP, I1, 0, 0 }, 195 {"addu", "z,v,y", 0xe001, 0xf803, WR_1|RD_2|RD_3, 0, I1, 0, 0 }, 196 {"addu", "y,x,4", 0x4000, 0xf810, WR_1|RD_2, 0, I1, 0, 0 }, 197 {"addu", "x,k", 0x4800, 0xf800, MOD_1, 0, I1, 0, 0 }, 198 {"addu", "S,K", 0x6300, 0xff00, 0, MOD_SP, I1, 0, 0 }, 199 {"addu", "S,S,K", 0x6300, 0xff00, 0, MOD_SP, I1, 0, 0 }, 200 {"addu", "x,P,V", 0x0800, 0xf800, WR_1, RD_PC, I1, 0, 0 }, 201 {"addu", "x,S,V", 0x0000, 0xf800, WR_1, RD_SP, I1, 0, 0 }, 202 {"and", "x,y", 0xe80c, 0xf81f, MOD_1|RD_2, 0, I1, 0, 0 }, 203 {"b", "q", 0x1000, 0xf800, 0, UBR, I1, 0, 0 }, 204 {"beq", "x,y,p", 0, (int) M_BEQ, INSN_MACRO, 0, I1, 0, 0 }, 205 {"beq", "x,I,p", 0, (int) M_BEQ_I, INSN_MACRO, 0, I1, 0, 0 }, 206 {"beqz", "x,p", 0x2000, 0xf800, RD_1, CBR, I1, 0, 0 }, 207 {"bge", "x,y,p", 0, (int) M_BGE, INSN_MACRO, 0, I1, 0, 0 }, 208 {"bge", "x,I,p", 0, (int) M_BGE_I, INSN_MACRO, 0, I1, 0, 0 }, 209 {"bgeu", "x,y,p", 0, (int) M_BGEU, INSN_MACRO, 0, I1, 0, 0 }, 210 {"bgeu", "x,I,p", 0, (int) M_BGEU_I, INSN_MACRO, 0, I1, 0, 0 }, 211 {"bgt", "x,y,p", 0, (int) M_BGT, INSN_MACRO, 0, I1, 0, 0 }, 212 {"bgt", "x,I,p", 0, (int) M_BGT_I, INSN_MACRO, 0, I1, 0, 0 }, 213 {"bgtu", "x,y,p", 0, (int) M_BGTU, INSN_MACRO, 0, I1, 0, 0 }, 214 {"bgtu", "x,I,p", 0, (int) M_BGTU_I, INSN_MACRO, 0, I1, 0, 0 }, 215 {"ble", "x,y,p", 0, (int) M_BLE, INSN_MACRO, 0, I1, 0, 0 }, 216 {"ble", "x,I,p", 0, (int) M_BLE_I, INSN_MACRO, 0, I1, 0, 0 }, 217 {"bleu", "x,y,p", 0, (int) M_BLEU, INSN_MACRO, 0, I1, 0, 0 }, 218 {"bleu", "x,I,p", 0, (int) M_BLEU_I, INSN_MACRO, 0, I1, 0, 0 }, 219 {"blt", "x,y,p", 0, (int) M_BLT, INSN_MACRO, 0, I1, 0, 0 }, 220 {"blt", "x,I,p", 0, (int) M_BLT_I, INSN_MACRO, 0, I1, 0, 0 }, 221 {"bltu", "x,y,p", 0, (int) M_BLTU, INSN_MACRO, 0, I1, 0, 0 }, 222 {"bltu", "x,I,p", 0, (int) M_BLTU_I, INSN_MACRO, 0, I1, 0, 0 }, 223 {"bne", "x,y,p", 0, (int) M_BNE, INSN_MACRO, 0, I1, 0, 0 }, 224 {"bne", "x,I,p", 0, (int) M_BNE_I, INSN_MACRO, 0, I1, 0, 0 }, 225 {"bnez", "x,p", 0x2800, 0xf800, RD_1, CBR, I1, 0, 0 }, 226 {"break", "6", 0xe805, 0xf81f, TRAP, 0, I1, 0, 0 }, 227 {"bteqz", "p", 0x6000, 0xff00, RD_T, CBR, I1, 0, 0 }, 228 {"btnez", "p", 0x6100, 0xff00, RD_T, CBR, I1, 0, 0 }, 229 {"cmpi", "x,U", 0x7000, 0xf800, RD_1|WR_T, 0, I1, 0, 0 }, 230 {"cmp", "x,y", 0xe80a, 0xf81f, RD_1|RD_2|WR_T, 0, I1, 0, 0 }, 231 {"cmp", "x,U", 0x7000, 0xf800, RD_1|WR_T, 0, I1, 0, 0 }, 232 {"dla", "y,E", 0xfe00, 0xff00, WR_1, RD_PC, I3, 0, 0 }, 233 {"daddiu", "y,x,4", 0x4010, 0xf810, WR_1|RD_2, 0, I3, 0, 0 }, 234 {"daddiu", "y,j", 0xfd00, 0xff00, MOD_1, 0, I3, 0, 0 }, 235 {"daddiu", "S,K", 0xfb00, 0xff00, 0, MOD_SP, I3, 0, 0 }, 236 {"daddiu", "S,S,K", 0xfb00, 0xff00, 0, MOD_SP, I3, 0, 0 }, 237 {"daddiu", "y,P,W", 0xfe00, 0xff00, WR_1, RD_PC, I3, 0, 0 }, 238 {"daddiu", "y,S,W", 0xff00, 0xff00, WR_1, RD_SP, I3, 0, 0 }, 239 {"daddu", "z,v,y", 0xe000, 0xf803, WR_1|RD_2|RD_3, 0, I3, 0, 0 }, 240 {"daddu", "y,x,4", 0x4010, 0xf810, WR_1|RD_2, 0, I3, 0, 0 }, 241 {"daddu", "y,j", 0xfd00, 0xff00, MOD_1, 0, I3, 0, 0 }, 242 {"daddu", "S,K", 0xfb00, 0xff00, 0, MOD_SP, I3, 0, 0 }, 243 {"daddu", "S,S,K", 0xfb00, 0xff00, 0, MOD_SP, I3, 0, 0 }, 244 {"daddu", "y,P,W", 0xfe00, 0xff00, WR_1, RD_PC, I3, 0, 0 }, 245 {"daddu", "y,S,W", 0xff00, 0xff00, WR_1, RD_SP, I3, 0, 0 }, 246 {"ddiv", "0,x,y", 0xe81e, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, 0, I3, 0, 0 }, 247 {"ddiv", "z,v,y", 0, (int) M_DDIV_3, INSN_MACRO, 0, I1, 0, 0 }, 248 {"ddivu", "0,x,y", 0xe81f, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, 0, I3, 0, 0 }, 249 {"ddivu", "z,v,y", 0, (int) M_DDIVU_3, INSN_MACRO, 0, I1, 0, 0 }, 250 {"div", "0,x,y", 0xe81a, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, 0, I1, 0, 0 }, 251 {"div", "z,v,y", 0, (int) M_DIV_3, INSN_MACRO, 0, I1, 0, 0 }, 252 {"divu", "0,x,y", 0xe81b, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, 0, I1, 0, 0 }, 253 {"divu", "z,v,y", 0, (int) M_DIVU_3, INSN_MACRO, 0, I1, 0, 0 }, 254 {"dmul", "z,v,y", 0, (int) M_DMUL, INSN_MACRO, 0, I3, 0, 0 }, 255 {"dmult", "x,y", 0xe81c, 0xf81f, RD_1|RD_2|WR_HI|WR_LO, 0, I3, 0, 0 }, 256 {"dmultu", "x,y", 0xe81d, 0xf81f, RD_1|RD_2|WR_HI|WR_LO, 0, I3, 0, 0 }, 257 {"drem", "0,x,y", 0xe81e, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, 0, I3, 0, 0 }, 258 {"drem", "z,v,y", 0, (int) M_DREM_3, INSN_MACRO, 0, I1, 0, 0 }, 259 {"dremu", "0,x,y", 0xe81f, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, 0, I3, 0, 0 }, 260 {"dremu", "z,v,y", 0, (int) M_DREMU_3, INSN_MACRO, 0, I1, 0, 0 }, 261 {"dsllv", "y,x", 0xe814, 0xf81f, MOD_1|RD_2, 0, I3, 0, 0 }, 262 {"dsll", "x,w,[", 0x3001, 0xf803, WR_1|RD_2, 0, I3, 0, 0 }, 263 {"dsll", "y,x", 0xe814, 0xf81f, MOD_1|RD_2, 0, I3, 0, 0 }, 264 {"dsrav", "y,x", 0xe817, 0xf81f, MOD_1|RD_2, 0, I3, 0, 0 }, 265 {"dsra", "y,]", 0xe813, 0xf81f, MOD_1, 0, I3, 0, 0 }, 266 {"dsra", "y,x", 0xe817, 0xf81f, MOD_1|RD_2, 0, I3, 0, 0 }, 267 {"dsrlv", "y,x", 0xe816, 0xf81f, MOD_1|RD_2, 0, I3, 0, 0 }, 268 {"dsrl", "y,]", 0xe808, 0xf81f, MOD_1, 0, I3, 0, 0 }, 269 {"dsrl", "y,x", 0xe816, 0xf81f, MOD_1|RD_2, 0, I3, 0, 0 }, 270 {"dsubu", "z,v,y", 0xe002, 0xf803, WR_1|RD_2|RD_3, 0, I3, 0, 0 }, 271 {"dsubu", "y,x,I", 0, (int) M_DSUBU_I, INSN_MACRO, 0, I1, 0, 0 }, 272 {"dsubu", "y,I", 0, (int) M_DSUBU_I_2, INSN_MACRO, 0, I1, 0, 0 }, 273 {"exit", "L", 0xed09, 0xff1f, TRAP, 0, I1, 0, 0 }, 274 {"exit", "L", 0xee09, 0xff1f, TRAP, 0, I1, 0, 0 }, 275 {"exit", "", 0xef09, 0xffff, TRAP, 0, I1, 0, 0 }, 276 {"exit", "L", 0xef09, 0xff1f, TRAP, 0, I1, 0, 0 }, 277 {"entry", "", 0xe809, 0xffff, TRAP, 0, I1, 0, 0 }, 278 {"entry", "l", 0xe809, 0xf81f, TRAP, 0, I1, 0, 0 }, 279 {"extend", "e", 0xf000, 0xf800, 0, 0, I1, 0, 0 }, 280 {"jalr", "x", 0xe840, 0xf8ff, RD_1|WR_31|UBD, 0, I1, 0, 0 }, 281 {"jalr", "R,x", 0xe840, 0xf8ff, RD_2|WR_31|UBD, 0, I1, 0, 0 }, 282 {"jal", "x", 0xe840, 0xf8ff, RD_1|WR_31|UBD, 0, I1, 0, 0 }, 283 {"jal", "R,x", 0xe840, 0xf8ff, RD_2|WR_31|UBD, 0, I1, 0, 0 }, 284 {"jal", "a", 0x1800, 0xfc00, WR_31|UBD, 0, I1, 0, 0 }, 285 {"jalx", "i", 0x1c00, 0xfc00, WR_31|UBD, 0, I1, 0, 0 }, 286 {"jr", "x", 0xe800, 0xf8ff, RD_1|UBD, 0, I1, 0, 0 }, 287 {"jr", "R", 0xe820, 0xffff, UBD, RD_31, I1, 0, 0 }, 288 {"j", "x", 0xe800, 0xf8ff, RD_1|UBD, 0, I1, 0, 0 }, 289 {"j", "R", 0xe820, 0xffff, UBD, RD_31, I1, 0, 0 }, 290 /* MIPS16e compact branches. We keep them near the ordinary branches 291 so that we easily find them when converting a normal branch to a 292 compact one. */ 293 {"jalrc", "x", 0xe8c0, 0xf8ff, RD_1|WR_31|NODS, UBR, I32, 0, 0 }, 294 {"jalrc", "R,x", 0xe8c0, 0xf8ff, RD_2|WR_31|NODS, UBR, I32, 0, 0 }, 295 {"jrc", "x", 0xe880, 0xf8ff, RD_1|NODS, UBR, I32, 0, 0 }, 296 {"jrc", "R", 0xe8a0, 0xffff, NODS, RD_31|UBR, I32, 0, 0 }, 297 {"lb", "y,5(x)", 0x8000, 0xf800, WR_1|RD_3, 0, I1, 0, 0 }, 298 {"lbu", "y,5(x)", 0xa000, 0xf800, WR_1|RD_3, 0, I1, 0, 0 }, 299 {"ld", "y,D(x)", 0x3800, 0xf800, WR_1|RD_3, 0, I3, 0, 0 }, 300 {"ld", "y,B", 0xfc00, 0xff00, WR_1, RD_PC, I3, 0, 0 }, 301 {"ld", "y,D(P)", 0xfc00, 0xff00, WR_1, RD_PC, I3, 0, 0 }, 302 {"ld", "y,D(S)", 0xf800, 0xff00, WR_1, RD_SP, I3, 0, 0 }, 303 {"lh", "y,H(x)", 0x8800, 0xf800, WR_1|RD_3, 0, I1, 0, 0 }, 304 {"lhu", "y,H(x)", 0xa800, 0xf800, WR_1|RD_3, 0, I1, 0, 0 }, 305 {"li", "x,U", 0x6800, 0xf800, WR_1, 0, I1, 0, 0 }, 306 {"lw", "y,W(x)", 0x9800, 0xf800, WR_1|RD_3, 0, I1, 0, 0 }, 307 {"lw", "x,A", 0xb000, 0xf800, WR_1, RD_PC, I1, 0, 0 }, 308 {"lw", "x,V(P)", 0xb000, 0xf800, WR_1, RD_PC, I1, 0, 0 }, 309 {"lw", "x,V(S)", 0x9000, 0xf800, WR_1, RD_SP, I1, 0, 0 }, 310 {"lwu", "y,W(x)", 0xb800, 0xf800, WR_1|RD_3, 0, I3, 0, 0 }, 311 {"mfhi", "x", 0xe810, 0xf8ff, WR_1|RD_HI, 0, I1, 0, 0 }, 312 {"mflo", "x", 0xe812, 0xf8ff, WR_1|RD_LO, 0, I1, 0, 0 }, 313 {"move", "y,X", 0x6700, 0xff00, WR_1|RD_2, 0, I1, 0, 0 }, 314 {"move", "Y,Z", 0x6500, 0xff00, WR_1|RD_2, 0, I1, 0, 0 }, 315 {"mul", "z,v,y", 0, (int) M_MUL, INSN_MACRO, 0, I1, 0, 0 }, 316 {"mult", "x,y", 0xe818, 0xf81f, RD_1|RD_2|WR_HI|WR_LO, 0, I1, 0, 0 }, 317 {"multu", "x,y", 0xe819, 0xf81f, RD_1|RD_2|WR_HI|WR_LO, 0, I1, 0, 0 }, 318 {"neg", "x,w", 0xe80b, 0xf81f, WR_1|RD_2, 0, I1, 0, 0 }, 319 {"not", "x,w", 0xe80f, 0xf81f, WR_1|RD_2, 0, I1, 0, 0 }, 320 {"or", "x,y", 0xe80d, 0xf81f, MOD_1|RD_2, 0, I1, 0, 0 }, 321 {"rem", "0,x,y", 0xe81a, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, 0, I1, 0, 0 }, 322 {"rem", "z,v,y", 0, (int) M_REM_3, INSN_MACRO, 0, I1, 0, 0 }, 323 {"remu", "0,x,y", 0xe81b, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, 0, I1, 0, 0 }, 324 {"remu", "z,v,y", 0, (int) M_REMU_3, INSN_MACRO, 0, I1, 0, 0 }, 325 {"sb", "y,5(x)", 0xc000, 0xf800, RD_1|RD_3, 0, I1, 0, 0 }, 326 {"sd", "y,D(x)", 0x7800, 0xf800, RD_1|RD_3, 0, I3, 0, 0 }, 327 {"sd", "y,D(S)", 0xf900, 0xff00, RD_1, RD_PC, I3, 0, 0 }, 328 {"sd", "R,C(S)", 0xfa00, 0xff00, 0, RD_31|RD_PC, I1, 0, 0 }, 329 {"sh", "y,H(x)", 0xc800, 0xf800, RD_1|RD_3, 0, I1, 0, 0 }, 330 {"sllv", "y,x", 0xe804, 0xf81f, MOD_1|RD_2, 0, I1, 0, 0 }, 331 {"sll", "x,w,<", 0x3000, 0xf803, WR_1|RD_2, 0, I1, 0, 0 }, 332 {"sll", "y,x", 0xe804, 0xf81f, MOD_1|RD_2, 0, I1, 0, 0 }, 333 {"slti", "x,8", 0x5000, 0xf800, RD_1|WR_T, 0, I1, 0, 0 }, 334 {"slt", "x,y", 0xe802, 0xf81f, RD_1|RD_2|WR_T, 0, I1, 0, 0 }, 335 {"slt", "x,8", 0x5000, 0xf800, RD_1|WR_T, 0, I1, 0, 0 }, 336 {"sltiu", "x,8", 0x5800, 0xf800, RD_1|WR_T, 0, I1, 0, 0 }, 337 {"sltu", "x,y", 0xe803, 0xf81f, RD_1|RD_2|WR_T, 0, I1, 0, 0 }, 338 {"sltu", "x,8", 0x5800, 0xf800, RD_1|WR_T, 0, I1, 0, 0 }, 339 {"srav", "y,x", 0xe807, 0xf81f, MOD_1|RD_2, 0, I1, 0, 0 }, 340 {"sra", "x,w,<", 0x3003, 0xf803, WR_1|RD_2, 0, I1, 0, 0 }, 341 {"sra", "y,x", 0xe807, 0xf81f, MOD_1|RD_2, 0, I1, 0, 0 }, 342 {"srlv", "y,x", 0xe806, 0xf81f, MOD_1|RD_2, 0, I1, 0, 0 }, 343 {"srl", "x,w,<", 0x3002, 0xf803, WR_1|RD_2, 0, I1, 0, 0 }, 344 {"srl", "y,x", 0xe806, 0xf81f, MOD_1|RD_2, 0, I1, 0, 0 }, 345 {"subu", "z,v,y", 0xe003, 0xf803, WR_1|RD_2|RD_3, 0, I1, 0, 0 }, 346 {"subu", "y,x,I", 0, (int) M_SUBU_I, INSN_MACRO, 0, I1, 0, 0 }, 347 {"subu", "x,I", 0, (int) M_SUBU_I_2, INSN_MACRO, 0, I1, 0, 0 }, 348 {"sw", "y,W(x)", 0xd800, 0xf800, RD_1|RD_3, 0, I1, 0, 0 }, 349 {"sw", "x,V(S)", 0xd000, 0xf800, RD_1, RD_SP, I1, 0, 0 }, 350 {"sw", "R,V(S)", 0x6200, 0xff00, 0, RD_31|RD_SP, I1, 0, 0 }, 351 {"xor", "x,y", 0xe80e, 0xf81f, MOD_1|RD_2, 0, I1, 0, 0 }, 352 /* MIPS16e additions */ 353 {"restore", "M", 0x6400, 0xff80, WR_31|NODS, MOD_SP, I32, 0, 0 }, 354 {"save", "m", 0x6480, 0xff80, NODS, RD_31|MOD_SP, I32, 0, 0 }, 355 {"sdbbp", "6", 0xe801, 0xf81f, TRAP, 0, I32, 0, 0 }, 356 {"seb", "x", 0xe891, 0xf8ff, MOD_1, 0, I32, 0, 0 }, 357 {"seh", "x", 0xe8b1, 0xf8ff, MOD_1, 0, I32, 0, 0 }, 358 {"sew", "x", 0xe8d1, 0xf8ff, MOD_1, 0, I64, 0, 0 }, 359 {"zeb", "x", 0xe811, 0xf8ff, MOD_1, 0, I32, 0, 0 }, 360 {"zeh", "x", 0xe831, 0xf8ff, MOD_1, 0, I32, 0, 0 }, 361 {"zew", "x", 0xe851, 0xf8ff, MOD_1, 0, I64, 0, 0 }, 362 }; 363 364 const int bfd_mips16_num_opcodes = 365 ((sizeof mips16_opcodes) / (sizeof (mips16_opcodes[0]))); 366