| 1 | /* mips16-opc.c. Mips16 opcode table. |
| 2 | Copyright (C) 1996-2019 Free Software Foundation, Inc. |
| 3 | Contributed by Ian Lance Taylor, Cygnus Support |
| 4 | |
| 5 | This file is part of the GNU opcodes library. |
| 6 | |
| 7 | This library is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 3, or (at your option) |
| 10 | any later version. |
| 11 | |
| 12 | It is distributed in the hope that it will be useful, but WITHOUT |
| 13 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
| 14 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public |
| 15 | License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this file; see the file COPYING. If not, write to the |
| 19 | Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, |
| 20 | MA 02110-1301, USA. */ |
| 21 | |
| 22 | #include "sysdep.h" |
| 23 | #include <stdio.h> |
| 24 | #include "opcode/mips.h" |
| 25 | #include "mips-formats.h" |
| 26 | |
| 27 | static unsigned char reg_0_map[] = { 0 }; |
| 28 | static unsigned char reg_29_map[] = { 29 }; |
| 29 | static unsigned char reg_31_map[] = { 31 }; |
| 30 | static unsigned char reg_m16_map[] = { 16, 17, 2, 3, 4, 5, 6, 7 }; |
| 31 | static unsigned char reg32r_map[] = { |
| 32 | 0, 8, 16, 24, |
| 33 | 1, 9, 17, 25, |
| 34 | 2, 10, 18, 26, |
| 35 | 3, 11, 19, 27, |
| 36 | 4, 12, 20, 28, |
| 37 | 5, 13, 21, 29, |
| 38 | 6, 14, 22, 30, |
| 39 | 7, 15, 23, 31 |
| 40 | }; |
| 41 | |
| 42 | /* Return the meaning of operand character TYPE, or null if it isn't |
| 43 | recognized. If the operand is affected by the EXTEND instruction, |
| 44 | EXTENDED_P selects between the extended and unextended forms. |
| 45 | The extended forms all have an lsb of 0. */ |
| 46 | |
| 47 | const struct mips_operand * |
| 48 | decode_mips16_operand (char type, bfd_boolean extended_p) |
| 49 | { |
| 50 | switch (type) |
| 51 | { |
| 52 | case '.': MAPPED_REG (0, 0, GP, reg_0_map); |
| 53 | case '>': HINT (5, 22); |
| 54 | |
| 55 | case '0': HINT (5, 0); |
| 56 | case '1': HINT (3, 5); |
| 57 | case '2': HINT (3, 8); |
| 58 | case '3': HINT (5, 16); |
| 59 | case '4': HINT (3, 21); |
| 60 | case '6': HINT (6, 5); |
| 61 | case '9': SINT (9, 0); |
| 62 | |
| 63 | case 'G': SPECIAL (0, 0, REG28); |
| 64 | case 'L': SPECIAL (6, 5, ENTRY_EXIT_LIST); |
| 65 | case 'N': REG (5, 0, COPRO); |
| 66 | case 'O': UINT (3, 21); |
| 67 | case 'Q': REG (5, 16, HW); |
| 68 | case 'P': SPECIAL (0, 0, PC); |
| 69 | case 'R': MAPPED_REG (0, 0, GP, reg_31_map); |
| 70 | case 'S': MAPPED_REG (0, 0, GP, reg_29_map); |
| 71 | case 'T': HINT (5, 16); |
| 72 | case 'X': REG (5, 0, GP); |
| 73 | case 'Y': MAPPED_REG (5, 3, GP, reg32r_map); |
| 74 | case 'Z': MAPPED_REG (3, 0, GP, reg_m16_map); |
| 75 | |
| 76 | case 'a': JUMP (26, 0, 2); |
| 77 | case 'b': BIT (5, 22, 0); /* (0 .. 31) */ |
| 78 | case 'c': MSB (5, 16, 1, TRUE, 32); /* (1 .. 32) */ |
| 79 | case 'd': MSB (5, 16, 1, FALSE, 32); /* (1 .. 32) */ |
| 80 | case 'e': HINT (11, 0); |
| 81 | case 'i': JALX (26, 0, 2); |
| 82 | case 'l': SPECIAL (6, 5, ENTRY_EXIT_LIST); |
| 83 | case 'm': SPECIAL (7, 0, SAVE_RESTORE_LIST); |
| 84 | case 'n': INT_BIAS (2, 0, 3, 1, 0, FALSE); /* (1 .. 4) */ |
| 85 | case 'o': INT_ADJ (5, 16, 31, 4, FALSE); /* (0 .. 31) << 4 */ |
| 86 | case 'r': MAPPED_REG (3, 16, GP, reg_m16_map); |
| 87 | case 's': HINT (3, 24); |
| 88 | case 'u': HINT (16, 0); |
| 89 | case 'v': OPTIONAL_MAPPED_REG (3, 8, GP, reg_m16_map); |
| 90 | case 'w': OPTIONAL_MAPPED_REG (3, 5, GP, reg_m16_map); |
| 91 | case 'x': MAPPED_REG (3, 8, GP, reg_m16_map); |
| 92 | case 'y': MAPPED_REG (3, 5, GP, reg_m16_map); |
| 93 | case 'z': MAPPED_REG (3, 2, GP, reg_m16_map); |
| 94 | } |
| 95 | |
| 96 | if (extended_p) |
| 97 | switch (type) |
| 98 | { |
| 99 | case '<': UINT (5, 22); |
| 100 | case '[': UINT (6, 0); |
| 101 | case ']': UINT (6, 0); |
| 102 | |
| 103 | case '5': SINT (16, 0); |
| 104 | case '8': SINT (16, 0); |
| 105 | |
| 106 | case 'A': PCREL (16, 0, TRUE, 0, 2, FALSE, FALSE); |
| 107 | case 'B': PCREL (16, 0, TRUE, 0, 3, FALSE, FALSE); |
| 108 | case 'C': SINT (16, 0); |
| 109 | case 'D': SINT (16, 0); |
| 110 | case 'E': PCREL (16, 0, TRUE, 0, 2, FALSE, FALSE); |
| 111 | case 'F': SINT (15, 0); |
| 112 | case 'H': SINT (16, 0); |
| 113 | case 'K': SINT (16, 0); |
| 114 | case 'U': UINT (16, 0); |
| 115 | case 'V': SINT (16, 0); |
| 116 | case 'W': SINT (16, 0); |
| 117 | |
| 118 | case 'j': SINT (16, 0); |
| 119 | case 'k': SINT (16, 0); |
| 120 | case 'p': BRANCH (16, 0, 1); |
| 121 | case 'q': BRANCH (16, 0, 1); |
| 122 | } |
| 123 | else |
| 124 | switch (type) |
| 125 | { |
| 126 | case '<': INT_ADJ (3, 2, 8, 0, FALSE); |
| 127 | case '[': INT_ADJ (3, 2, 8, 0, FALSE); |
| 128 | case ']': INT_ADJ (3, 8, 8, 0, FALSE); |
| 129 | |
| 130 | case '5': UINT (5, 0); |
| 131 | case '8': UINT (8, 0); |
| 132 | |
| 133 | case 'A': PCREL (8, 0, FALSE, 2, 2, FALSE, FALSE); |
| 134 | case 'B': PCREL (5, 0, FALSE, 3, 3, FALSE, FALSE); |
| 135 | case 'C': INT_ADJ (8, 0, 255, 3, FALSE); /* (0 .. 255) << 3 */ |
| 136 | case 'D': INT_ADJ (5, 0, 31, 3, FALSE); /* (0 .. 31) << 3 */ |
| 137 | case 'E': PCREL (5, 0, FALSE, 2, 2, FALSE, FALSE); |
| 138 | case 'F': SINT (4, 0); |
| 139 | case 'H': INT_ADJ (5, 0, 31, 1, FALSE); /* (0 .. 31) << 1 */ |
| 140 | case 'K': INT_ADJ (8, 0, 127, 3, FALSE); /* (-128 .. 127) << 3 */ |
| 141 | case 'U': UINT (8, 0); |
| 142 | case 'V': INT_ADJ (8, 0, 255, 2, FALSE); /* (0 .. 255) << 2 */ |
| 143 | case 'W': INT_ADJ (5, 0, 31, 2, FALSE); /* (0 .. 31) << 2 */ |
| 144 | |
| 145 | case 'j': SINT (5, 0); |
| 146 | case 'k': SINT (8, 0); |
| 147 | case 'p': BRANCH (8, 0, 1); |
| 148 | case 'q': BRANCH (11, 0, 1); |
| 149 | } |
| 150 | return 0; |
| 151 | } |
| 152 | |
| 153 | /* This is the opcodes table for the mips16 processor. The format of |
| 154 | this table is intentionally identical to the one in mips-opc.c. |
| 155 | However, the special letters that appear in the argument string are |
| 156 | different, and the table uses some different flags. */ |
| 157 | |
| 158 | /* Use some short hand macros to keep down the length of the lines in |
| 159 | the opcodes table. */ |
| 160 | |
| 161 | #define AL INSN2_ALIAS |
| 162 | |
| 163 | #define UBD INSN_UNCOND_BRANCH_DELAY |
| 164 | |
| 165 | #define WR_1 INSN_WRITE_1 |
| 166 | #define WR_2 INSN_WRITE_2 |
| 167 | #define RD_1 INSN_READ_1 |
| 168 | #define RD_2 INSN_READ_2 |
| 169 | #define RD_3 INSN_READ_3 |
| 170 | #define RD_4 INSN_READ_4 |
| 171 | #define MOD_1 (WR_1|RD_1) |
| 172 | #define MOD_2 (WR_2|RD_2) |
| 173 | |
| 174 | #define RD_T INSN_READ_GPR_24 |
| 175 | #define WR_T INSN_WRITE_GPR_24 |
| 176 | #define WR_31 INSN_WRITE_GPR_31 |
| 177 | |
| 178 | #define RD_C0 INSN_COP |
| 179 | #define WR_C0 INSN_COP |
| 180 | |
| 181 | #define WR_HI INSN_WRITE_HI |
| 182 | #define WR_LO INSN_WRITE_LO |
| 183 | #define RD_HI INSN_READ_HI |
| 184 | #define RD_LO INSN_READ_LO |
| 185 | |
| 186 | #define NODS INSN_NO_DELAY_SLOT |
| 187 | #define TRAP INSN_NO_DELAY_SLOT |
| 188 | |
| 189 | #define RD_16 INSN2_READ_GPR_16 |
| 190 | #define RD_SP INSN2_READ_SP |
| 191 | #define WR_SP INSN2_WRITE_SP |
| 192 | #define MOD_SP (RD_SP|WR_SP) |
| 193 | #define RD_31 INSN2_READ_GPR_31 |
| 194 | #define RD_PC INSN2_READ_PC |
| 195 | #define UBR INSN2_UNCOND_BRANCH |
| 196 | #define CBR INSN2_COND_BRANCH |
| 197 | |
| 198 | #define SH INSN2_SHORT_ONLY |
| 199 | |
| 200 | #define I1 INSN_ISA1 |
| 201 | #define I3 INSN_ISA3 |
| 202 | #define I32 INSN_ISA32 |
| 203 | #define I64 INSN_ISA64 |
| 204 | #define T3 INSN_3900 |
| 205 | #define IAMR2 INSN_INTERAPTIV_MR2 |
| 206 | |
| 207 | #define E2 ASE_MIPS16E2 |
| 208 | #define E2MT ASE_MIPS16E2_MT |
| 209 | |
| 210 | const struct mips_opcode mips16_opcodes[] = |
| 211 | { |
| 212 | /* name, args, match, mask, pinfo, pinfo2, membership, ase, exclusions */ |
| 213 | {"nop", "", 0x6500, 0xffff, 0, SH|RD_16|AL, I1, 0, 0 }, /* move $0,$Z */ |
| 214 | {"la", "x,A", 0x0800, 0xf800, WR_1, RD_PC|AL, I1, 0, 0 }, |
| 215 | {"abs", "x,w", 0, (int) M_ABS, INSN_MACRO, 0, I1, 0, 0 }, |
| 216 | {"addiu", "y,x,F", 0x4000, 0xf810, WR_1|RD_2, 0, I1, 0, 0 }, |
| 217 | {"addiu", "x,k", 0x4800, 0xf800, MOD_1, 0, I1, 0, 0 }, |
| 218 | {"addiu", "S,K", 0x6300, 0xff00, 0, MOD_SP, I1, 0, 0 }, |
| 219 | {"addiu", "S,S,K", 0x6300, 0xff00, 0, MOD_SP, I1, 0, 0 }, |
| 220 | {"addiu", "x,P,V", 0x0800, 0xf800, WR_1, RD_PC, I1, 0, 0 }, |
| 221 | {"addiu", "x,S,V", 0x0000, 0xf800, WR_1, SH|RD_SP, 0, E2, 0 }, |
| 222 | {"addiu", "x,S,V", 0x0000, 0xf800, WR_1, RD_SP, I1, 0, 0 }, |
| 223 | {"addiu", "x,S,V", 0xf0000000, 0xf800f8e0, WR_1, RD_SP, 0, E2, 0 }, |
| 224 | {"addiu", "x,G,V", 0xf0000020, 0xf800f8e0, WR_1|RD_2, 0, 0, E2, 0 }, |
| 225 | {"addu", "z,v,y", 0xe001, 0xf803, WR_1|RD_2|RD_3, SH, I1, 0, 0 }, |
| 226 | {"addu", "y,x,F", 0x4000, 0xf810, WR_1|RD_2, 0, I1, 0, 0 }, |
| 227 | {"addu", "x,k", 0x4800, 0xf800, MOD_1, 0, I1, 0, 0 }, |
| 228 | {"addu", "S,K", 0x6300, 0xff00, 0, MOD_SP, I1, 0, 0 }, |
| 229 | {"addu", "S,S,K", 0x6300, 0xff00, 0, MOD_SP, I1, 0, 0 }, |
| 230 | {"addu", "x,P,V", 0x0800, 0xf800, WR_1, RD_PC, I1, 0, 0 }, |
| 231 | {"addu", "x,S,V", 0x0000, 0xf800, WR_1, SH|RD_SP, 0, E2, 0 }, |
| 232 | {"addu", "x,S,V", 0x0000, 0xf800, WR_1, RD_SP, I1, 0, 0 }, |
| 233 | {"addu", "x,S,V", 0xf0000000, 0xf800f8e0, WR_1, RD_SP, 0, E2, 0 }, |
| 234 | {"addu", "x,G,V", 0xf0000020, 0xf800f8e0, WR_1|RD_2, 0, 0, E2, 0 }, |
| 235 | {"and", "x,y", 0xe80c, 0xf81f, MOD_1|RD_2, SH, I1, 0, 0 }, |
| 236 | {"andi", "x,u", 0xf0006860, 0xf800f8e0, WR_1, 0, 0, E2, 0 }, |
| 237 | {"b", "q", 0x1000, 0xf800, 0, UBR, I1, 0, 0 }, |
| 238 | {"beq", "x,y,p", 0, (int) M_BEQ, INSN_MACRO, 0, I1, 0, 0 }, |
| 239 | {"beq", "x,I,p", 0, (int) M_BEQ_I, INSN_MACRO, 0, I1, 0, 0 }, |
| 240 | {"beqz", "x,p", 0x2000, 0xf800, RD_1, CBR, I1, 0, 0 }, |
| 241 | {"bge", "x,y,p", 0, (int) M_BGE, INSN_MACRO, 0, I1, 0, 0 }, |
| 242 | {"bge", "x,I,p", 0, (int) M_BGE_I, INSN_MACRO, 0, I1, 0, 0 }, |
| 243 | {"bgeu", "x,y,p", 0, (int) M_BGEU, INSN_MACRO, 0, I1, 0, 0 }, |
| 244 | {"bgeu", "x,I,p", 0, (int) M_BGEU_I, INSN_MACRO, 0, I1, 0, 0 }, |
| 245 | {"bgt", "x,y,p", 0, (int) M_BGT, INSN_MACRO, 0, I1, 0, 0 }, |
| 246 | {"bgt", "x,I,p", 0, (int) M_BGT_I, INSN_MACRO, 0, I1, 0, 0 }, |
| 247 | {"bgtu", "x,y,p", 0, (int) M_BGTU, INSN_MACRO, 0, I1, 0, 0 }, |
| 248 | {"bgtu", "x,I,p", 0, (int) M_BGTU_I, INSN_MACRO, 0, I1, 0, 0 }, |
| 249 | {"ble", "x,y,p", 0, (int) M_BLE, INSN_MACRO, 0, I1, 0, 0 }, |
| 250 | {"ble", "x,I,p", 0, (int) M_BLE_I, INSN_MACRO, 0, I1, 0, 0 }, |
| 251 | {"bleu", "x,y,p", 0, (int) M_BLEU, INSN_MACRO, 0, I1, 0, 0 }, |
| 252 | {"bleu", "x,I,p", 0, (int) M_BLEU_I, INSN_MACRO, 0, I1, 0, 0 }, |
| 253 | {"blt", "x,y,p", 0, (int) M_BLT, INSN_MACRO, 0, I1, 0, 0 }, |
| 254 | {"blt", "x,I,p", 0, (int) M_BLT_I, INSN_MACRO, 0, I1, 0, 0 }, |
| 255 | {"bltu", "x,y,p", 0, (int) M_BLTU, INSN_MACRO, 0, I1, 0, 0 }, |
| 256 | {"bltu", "x,I,p", 0, (int) M_BLTU_I, INSN_MACRO, 0, I1, 0, 0 }, |
| 257 | {"bne", "x,y,p", 0, (int) M_BNE, INSN_MACRO, 0, I1, 0, 0 }, |
| 258 | {"bne", "x,I,p", 0, (int) M_BNE_I, INSN_MACRO, 0, I1, 0, 0 }, |
| 259 | {"bnez", "x,p", 0x2800, 0xf800, RD_1, CBR, I1, 0, 0 }, |
| 260 | {"break", "", 0xe805, 0xffff, TRAP, SH, I1, 0, 0 }, |
| 261 | {"break", "6", 0xe805, 0xf81f, TRAP, SH, I1, 0, 0 }, |
| 262 | {"bteqz", "p", 0x6000, 0xff00, RD_T, CBR, I1, 0, 0 }, |
| 263 | {"btnez", "p", 0x6100, 0xff00, RD_T, CBR, I1, 0, 0 }, |
| 264 | {"cache", "T,9(x)", 0xf000d0a0, 0xfe00f8e0, RD_3, 0, 0, E2, 0 }, |
| 265 | {"cmpi", "x,U", 0x7000, 0xf800, RD_1|WR_T, 0, I1, 0, 0 }, |
| 266 | {"cmp", "x,y", 0xe80a, 0xf81f, RD_1|RD_2|WR_T, SH, I1, 0, 0 }, |
| 267 | {"cmp", "x,U", 0x7000, 0xf800, RD_1|WR_T, 0, I1, 0, 0 }, |
| 268 | {"dla", "y,E", 0xfe00, 0xff00, WR_1, RD_PC|AL, I3, 0, 0 }, |
| 269 | {"daddiu", "y,x,F", 0x4010, 0xf810, WR_1|RD_2, 0, I3, 0, 0 }, |
| 270 | {"daddiu", "y,j", 0xfd00, 0xff00, MOD_1, 0, I3, 0, 0 }, |
| 271 | {"daddiu", "S,K", 0xfb00, 0xff00, 0, MOD_SP, I3, 0, 0 }, |
| 272 | {"daddiu", "S,S,K", 0xfb00, 0xff00, 0, MOD_SP, I3, 0, 0 }, |
| 273 | {"daddiu", "y,P,W", 0xfe00, 0xff00, WR_1, RD_PC, I3, 0, 0 }, |
| 274 | {"daddiu", "y,S,W", 0xff00, 0xff00, WR_1, RD_SP, I3, 0, 0 }, |
| 275 | {"daddu", "z,v,y", 0xe000, 0xf803, WR_1|RD_2|RD_3, SH, I3, 0, 0 }, |
| 276 | {"daddu", "y,x,F", 0x4010, 0xf810, WR_1|RD_2, 0, I3, 0, 0 }, |
| 277 | {"daddu", "y,j", 0xfd00, 0xff00, MOD_1, 0, I3, 0, 0 }, |
| 278 | {"daddu", "S,K", 0xfb00, 0xff00, 0, MOD_SP, I3, 0, 0 }, |
| 279 | {"daddu", "S,S,K", 0xfb00, 0xff00, 0, MOD_SP, I3, 0, 0 }, |
| 280 | {"daddu", "y,P,W", 0xfe00, 0xff00, WR_1, RD_PC, I3, 0, 0 }, |
| 281 | {"daddu", "y,S,W", 0xff00, 0xff00, WR_1, RD_SP, I3, 0, 0 }, |
| 282 | {"ddiv", ".,x,y", 0xe81e, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, SH, I3, 0, 0 }, |
| 283 | {"ddiv", "z,v,y", 0, (int) M_DDIV_3, INSN_MACRO, 0, I3, 0, 0 }, |
| 284 | {"ddivu", ".,x,y", 0xe81f, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, SH, I3, 0, 0 }, |
| 285 | {"ddivu", "z,v,y", 0, (int) M_DDIVU_3, INSN_MACRO, 0, I3, 0, 0 }, |
| 286 | {"di", "", 0xf006670c, 0xffffffff, WR_C0, 0, 0, E2, 0 }, |
| 287 | {"di", ".", 0xf006670c, 0xffffffff, WR_C0, 0, 0, E2, 0 }, |
| 288 | {"di", "y", 0xf002670c, 0xffffff1f, WR_1|WR_C0, 0, 0, E2, 0 }, |
| 289 | {"div", ".,x,y", 0xe81a, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, SH, I1, 0, 0 }, |
| 290 | {"div", "z,v,y", 0, (int) M_DIV_3, INSN_MACRO, 0, I1, 0, 0 }, |
| 291 | {"divu", ".,x,y", 0xe81b, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, SH, I1, 0, 0 }, |
| 292 | {"divu", "z,v,y", 0, (int) M_DIVU_3, INSN_MACRO, 0, I1, 0, 0 }, |
| 293 | {"dmul", "z,v,y", 0, (int) M_DMUL, INSN_MACRO, 0, I3, 0, 0 }, |
| 294 | {"dmult", "x,y", 0xe81c, 0xf81f, RD_1|RD_2|WR_HI|WR_LO, SH, I3, 0, 0 }, |
| 295 | {"dmultu", "x,y", 0xe81d, 0xf81f, RD_1|RD_2|WR_HI|WR_LO, SH, I3, 0, 0 }, |
| 296 | {"drem", ".,x,y", 0xe81e, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, SH, I3, 0, 0 }, |
| 297 | {"drem", "z,v,y", 0, (int) M_DREM_3, INSN_MACRO, 0, I3, 0, 0 }, |
| 298 | {"dremu", ".,x,y", 0xe81f, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, SH, I3, 0, 0 }, |
| 299 | {"dremu", "z,v,y", 0, (int) M_DREMU_3, INSN_MACRO, 0, I3, 0, 0 }, |
| 300 | {"dsllv", "y,x", 0xe814, 0xf81f, MOD_1|RD_2, SH, I3, 0, 0 }, |
| 301 | {"dsll", "x,w,[", 0x3001, 0xf803, WR_1|RD_2, 0, I3, 0, 0 }, |
| 302 | {"dsll", "y,x", 0xe814, 0xf81f, MOD_1|RD_2, SH, I3, 0, 0 }, |
| 303 | {"dsrav", "y,x", 0xe817, 0xf81f, MOD_1|RD_2, SH, I3, 0, 0 }, |
| 304 | {"dsra", "y,]", 0xe813, 0xf81f, MOD_1, 0, I3, 0, 0 }, |
| 305 | {"dsra", "y,x", 0xe817, 0xf81f, MOD_1|RD_2, SH, I3, 0, 0 }, |
| 306 | {"dsrlv", "y,x", 0xe816, 0xf81f, MOD_1|RD_2, SH, I3, 0, 0 }, |
| 307 | {"dsrl", "y,]", 0xe808, 0xf81f, MOD_1, 0, I3, 0, 0 }, |
| 308 | {"dsrl", "y,x", 0xe816, 0xf81f, MOD_1|RD_2, SH, I3, 0, 0 }, |
| 309 | {"dsubu", "z,v,y", 0xe002, 0xf803, WR_1|RD_2|RD_3, SH, I3, 0, 0 }, |
| 310 | {"dsubu", "y,x,I", 0, (int) M_DSUBU_I, INSN_MACRO, 0, I3, 0, 0 }, |
| 311 | {"dsubu", "y,I", 0, (int) M_DSUBU_I_2, INSN_MACRO, 0, I3, 0, 0 }, |
| 312 | {"ehb", "", 0xf0c03010, 0xffffffff, 0, 0, 0, E2, 0 }, |
| 313 | {"ei", "", 0xf007670c, 0xffffffff, WR_C0, 0, 0, E2, 0 }, |
| 314 | {"ei", ".", 0xf007670c, 0xffffffff, WR_C0, 0, 0, E2, 0 }, |
| 315 | {"ei", "y", 0xf003670c, 0xffffff1f, WR_1|WR_C0, 0, 0, E2, 0 }, |
| 316 | {"exit", "L", 0xed09, 0xff1f, TRAP, SH, I1, 0, 0 }, |
| 317 | {"exit", "L", 0xee09, 0xff1f, TRAP, SH, I1, 0, 0 }, |
| 318 | {"exit", "", 0xef09, 0xffff, TRAP, SH, I1, 0, 0 }, |
| 319 | {"exit", "L", 0xef09, 0xff1f, TRAP, SH, I1, 0, 0 }, |
| 320 | {"entry", "", 0xe809, 0xffff, TRAP, SH, I1, 0, 0 }, |
| 321 | {"entry", "l", 0xe809, 0xf81f, TRAP, SH, I1, 0, 0 }, |
| 322 | {"ext", "y,x,b,d", 0xf0203008, 0xf820f81f, WR_1|RD_2, 0, 0, E2, 0 }, |
| 323 | {"ins", "y,.,b,c", 0xf0003004, 0xf820ff1f, WR_1, 0, 0, E2, 0 }, |
| 324 | {"ins", "y,x,b,c", 0xf0203004, 0xf820f81f, WR_1|RD_2, 0, 0, E2, 0 }, |
| 325 | {"jalr", "x", 0xe840, 0xf8ff, RD_1|WR_31|UBD, SH, I1, 0, 0 }, |
| 326 | {"jalr", "R,x", 0xe840, 0xf8ff, RD_2|WR_31|UBD, SH, I1, 0, 0 }, |
| 327 | {"jal", "x", 0xe840, 0xf8ff, RD_1|WR_31|UBD, SH, I1, 0, 0 }, |
| 328 | {"jal", "R,x", 0xe840, 0xf8ff, RD_2|WR_31|UBD, SH, I1, 0, 0 }, |
| 329 | {"jal", "a", 0x18000000, 0xfc000000, WR_31|UBD, 0, I1, 0, 0 }, |
| 330 | {"jalx", "i", 0x1c000000, 0xfc000000, WR_31|UBD, 0, I1, 0, 0 }, |
| 331 | {"jr", "x", 0xe800, 0xf8ff, RD_1|UBD, SH, I1, 0, 0 }, |
| 332 | {"jr", "R", 0xe820, 0xffff, UBD, SH|RD_31, I1, 0, 0 }, |
| 333 | {"j", "x", 0xe800, 0xf8ff, RD_1|UBD, SH, I1, 0, 0 }, |
| 334 | {"j", "R", 0xe820, 0xffff, UBD, SH|RD_31, I1, 0, 0 }, |
| 335 | /* MIPS16e compact jumps. We keep them near the ordinary jumps |
| 336 | so that we easily find them when converting a normal jump |
| 337 | to a compact one. */ |
| 338 | {"jalrc", "x", 0xe8c0, 0xf8ff, RD_1|WR_31|NODS, SH|UBR, I32, 0, 0 }, |
| 339 | {"jalrc", "R,x", 0xe8c0, 0xf8ff, RD_2|WR_31|NODS, SH|UBR, I32, 0, 0 }, |
| 340 | {"jrc", "x", 0xe880, 0xf8ff, RD_1|NODS, SH|UBR, I32, 0, 0 }, |
| 341 | {"jrc", "R", 0xe8a0, 0xffff, NODS, SH|RD_31|UBR, I32, 0, 0 }, |
| 342 | {"lb", "y,5(x)", 0x8000, 0xf800, WR_1|RD_3, 0, I1, 0, 0 }, |
| 343 | {"lb", "x,V(G)", 0xf0009060, 0xf800f8e0, WR_1|RD_3, 0, 0, E2, 0 }, |
| 344 | {"lbu", "y,5(x)", 0xa000, 0xf800, WR_1|RD_3, 0, I1, 0, 0 }, |
| 345 | {"lbu", "x,V(G)", 0xf00090a0, 0xf800f8e0, WR_1|RD_3, 0, 0, E2, 0 }, |
| 346 | {"ld", "y,D(x)", 0x3800, 0xf800, WR_1|RD_3, 0, I3, 0, 0 }, |
| 347 | {"ld", "y,B", 0xfc00, 0xff00, WR_1, RD_PC|AL, I3, 0, 0 }, |
| 348 | {"ld", "y,D(P)", 0xfc00, 0xff00, WR_1, RD_PC, I3, 0, 0 }, |
| 349 | {"ld", "y,D(S)", 0xf800, 0xff00, WR_1, RD_SP, I3, 0, 0 }, |
| 350 | {"lh", "y,H(x)", 0x8800, 0xf800, WR_1|RD_3, 0, I1, 0, 0 }, |
| 351 | {"lh", "x,V(G)", 0xf0009040, 0xf800f8e0, WR_1|RD_3, 0, 0, E2, 0 }, |
| 352 | {"lhu", "y,H(x)", 0xa800, 0xf800, WR_1|RD_3, 0, I1, 0, 0 }, |
| 353 | {"lhu", "x,V(G)", 0xf0009080, 0xf800f8e0, WR_1|RD_3, 0, 0, E2, 0 }, |
| 354 | {"li", "x,U", 0x6800, 0xf800, WR_1, SH, 0, E2, 0 }, |
| 355 | {"li", "x,U", 0x6800, 0xf800, WR_1, 0, I1, 0, 0 }, |
| 356 | {"li", "x,U", 0xf0006800, 0xf800f8e0, WR_1, 0, 0, E2, 0 }, |
| 357 | {"ll", "x,9(r)", 0xf00090c0, 0xfe18f8e0, WR_1|RD_3, 0, 0, E2, 0 }, |
| 358 | {"lui", "x,u", 0xf0006820, 0xf800f8e0, WR_1, 0, 0, E2, 0 }, |
| 359 | {"lw", "y,W(x)", 0x9800, 0xf800, WR_1|RD_3, 0, I1, 0, 0 }, |
| 360 | {"lw", "x,A", 0xb000, 0xf800, WR_1, RD_PC|AL, I1, 0, 0 }, |
| 361 | {"lw", "x,V(P)", 0xb000, 0xf800, WR_1, RD_PC, I1, 0, 0 }, |
| 362 | {"lw", "x,V(S)", 0x9000, 0xf800, WR_1, SH|RD_SP, 0, E2, 0 }, |
| 363 | {"lw", "x,V(S)", 0x9000, 0xf800, WR_1, RD_SP, I1, 0, 0 }, |
| 364 | {"lw", "x,V(S)", 0xf0009000, 0xf800f8e0, WR_1, RD_SP, 0, E2, 0 }, |
| 365 | {"lw", "x,V(G)", 0xf0009020, 0xf800f8e0, WR_1|RD_3, 0, 0, E2, 0 }, |
| 366 | {"lwl", "x,9(r)", 0xf00090e0, 0xfe18f8e0, WR_1|RD_3, 0, 0, E2, 0 }, |
| 367 | {"lwr", "x,9(r)", 0xf01090e0, 0xfe18f8e0, WR_1|RD_3, 0, 0, E2, 0 }, |
| 368 | {"lwu", "y,W(x)", 0xb800, 0xf800, WR_1|RD_3, 0, I3, 0, 0 }, |
| 369 | {"mfc0", "y,N", 0xf0006700, 0xffffff00, WR_1|RD_C0, 0, 0, E2, 0 }, |
| 370 | {"mfc0", "y,N,O", 0xf0006700, 0xff1fff00, WR_1|RD_C0, 0, 0, E2, 0 }, |
| 371 | {"mfhi", "x", 0xe810, 0xf8ff, WR_1|RD_HI, SH, I1, 0, 0 }, |
| 372 | {"mflo", "x", 0xe812, 0xf8ff, WR_1|RD_LO, SH, I1, 0, 0 }, |
| 373 | {"move", "y,X", 0x6700, 0xff00, WR_1|RD_2, SH, I1, 0, 0 }, |
| 374 | {"move", "Y,Z", 0x6500, 0xff00, WR_1|RD_2, SH, I1, 0, 0 }, |
| 375 | {"movn", "x,.,w", 0xf000300a, 0xfffff81f, WR_1|RD_2|RD_3, 0, 0, E2, 0 }, |
| 376 | {"movn", "x,r,w", 0xf020300a, 0xfff8f81f, WR_1|RD_2|RD_3, 0, 0, E2, 0 }, |
| 377 | {"movtn", "x,.", 0xf000301a, 0xfffff8ff, WR_1|RD_2|RD_T, 0, 0, E2, 0 }, |
| 378 | {"movtn", "x,r", 0xf020301a, 0xfff8f8ff, WR_1|RD_2|RD_T, 0, 0, E2, 0 }, |
| 379 | {"movtz", "x,.", 0xf0003016, 0xfffff8ff, WR_1|RD_2|RD_T, 0, 0, E2, 0 }, |
| 380 | {"movtz", "x,r", 0xf0203016, 0xfff8f8ff, WR_1|RD_2|RD_T, 0, 0, E2, 0 }, |
| 381 | {"movz", "x,.,w", 0xf0003006, 0xfffff81f, WR_1|RD_2|RD_3, 0, 0, E2, 0 }, |
| 382 | {"movz", "x,r,w", 0xf0203006, 0xfff8f81f, WR_1|RD_2|RD_3, 0, 0, E2, 0 }, |
| 383 | {"mtc0", "y,N", 0xf0016700, 0xffffff00, RD_1|WR_C0, 0, 0, E2, 0 }, |
| 384 | {"mtc0", "y,N,O", 0xf0016700, 0xff1fff00, RD_1|WR_C0, 0, 0, E2, 0 }, |
| 385 | {"mul", "z,v,y", 0, (int) M_MUL, INSN_MACRO, 0, I1, 0, 0 }, |
| 386 | {"mult", "x,y", 0xe818, 0xf81f, RD_1|RD_2|WR_HI|WR_LO, SH, I1, 0, 0 }, |
| 387 | {"multu", "x,y", 0xe819, 0xf81f, RD_1|RD_2|WR_HI|WR_LO, SH, I1, 0, 0 }, |
| 388 | {"neg", "x,w", 0xe80b, 0xf81f, WR_1|RD_2, SH, I1, 0, 0 }, |
| 389 | {"not", "x,w", 0xe80f, 0xf81f, WR_1|RD_2, SH, I1, 0, 0 }, |
| 390 | {"or", "x,y", 0xe80d, 0xf81f, MOD_1|RD_2, SH, I1, 0, 0 }, |
| 391 | {"ori", "x,u", 0xf0006840, 0xf800f8e0, WR_1, 0, 0, E2, 0 }, |
| 392 | {"pause", "", 0xf1403018, 0xffffffff, 0, 0, 0, E2, 0 }, |
| 393 | {"pref", "T,9(x)", 0xf000d080, 0xfe00f8e0, RD_3, 0, 0, E2, 0 }, |
| 394 | {"rdhwr", "y,Q", 0xf000300c, 0xffe0ff1f, WR_1, 0, 0, E2, 0 }, |
| 395 | {"rem", ".,x,y", 0xe81a, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, SH, I1, 0, 0 }, |
| 396 | {"rem", "z,v,y", 0, (int) M_REM_3, INSN_MACRO, 0, I1, 0, 0 }, |
| 397 | {"remu", ".,x,y", 0xe81b, 0xf81f, RD_2|RD_3|WR_HI|WR_LO, SH, I1, 0, 0 }, |
| 398 | {"remu", "z,v,y", 0, (int) M_REMU_3, INSN_MACRO, 0, I1, 0, 0 }, |
| 399 | {"sb", "y,5(x)", 0xc000, 0xf800, RD_1|RD_3, 0, I1, 0, 0 }, |
| 400 | {"sb", "x,V(G)", 0xf000d060, 0xf800f8e0, RD_1|RD_3, 0, 0, E2, 0 }, |
| 401 | {"sc", "x,9(r)", 0xf000d0c0, 0xfe18f8e0, RD_1|RD_3, 0, 0, E2, 0 }, |
| 402 | {"sd", "y,D(x)", 0x7800, 0xf800, RD_1|RD_3, 0, I3, 0, 0 }, |
| 403 | {"sd", "y,D(S)", 0xf900, 0xff00, RD_1, RD_SP, I3, 0, 0 }, |
| 404 | {"sd", "R,C(S)", 0xfa00, 0xff00, 0, RD_31|RD_SP, I3, 0, 0 }, |
| 405 | {"sh", "y,H(x)", 0xc800, 0xf800, RD_1|RD_3, 0, I1, 0, 0 }, |
| 406 | {"sh", "x,V(G)", 0xf000d040, 0xf800f8e0, RD_1|RD_3, 0, 0, E2, 0 }, |
| 407 | {"sllv", "y,x", 0xe804, 0xf81f, MOD_1|RD_2, SH, I1, 0, 0 }, |
| 408 | {"sll", "x,w,<", 0x3000, 0xf803, WR_1|RD_2, SH, 0, E2, 0 }, |
| 409 | {"sll", "x,w,<", 0x3000, 0xf803, WR_1|RD_2, 0, I1, 0, 0 }, |
| 410 | {"sll", "x,w,<", 0xf0003000, 0xf83ff81f, WR_1|RD_2, 0, 0, E2, 0 }, |
| 411 | {"sll", "y,x", 0xe804, 0xf81f, MOD_1|RD_2, SH, I1, 0, 0 }, |
| 412 | {"slti", "x,8", 0x5000, 0xf800, RD_1|WR_T, 0, I1, 0, 0 }, |
| 413 | {"slt", "x,y", 0xe802, 0xf81f, RD_1|RD_2|WR_T, SH, I1, 0, 0 }, |
| 414 | {"slt", "x,8", 0x5000, 0xf800, RD_1|WR_T, 0, I1, 0, 0 }, |
| 415 | {"sltiu", "x,8", 0x5800, 0xf800, RD_1|WR_T, 0, I1, 0, 0 }, |
| 416 | {"sltu", "x,y", 0xe803, 0xf81f, RD_1|RD_2|WR_T, SH, I1, 0, 0 }, |
| 417 | {"sltu", "x,8", 0x5800, 0xf800, RD_1|WR_T, 0, I1, 0, 0 }, |
| 418 | {"srav", "y,x", 0xe807, 0xf81f, MOD_1|RD_2, SH, I1, 0, 0 }, |
| 419 | {"sra", "x,w,<", 0x3003, 0xf803, WR_1|RD_2, 0, I1, 0, 0 }, |
| 420 | {"sra", "y,x", 0xe807, 0xf81f, MOD_1|RD_2, SH, I1, 0, 0 }, |
| 421 | {"srlv", "y,x", 0xe806, 0xf81f, MOD_1|RD_2, SH, I1, 0, 0 }, |
| 422 | {"srl", "x,w,<", 0x3002, 0xf803, WR_1|RD_2, SH, 0, E2, 0 }, |
| 423 | {"srl", "x,w,<", 0x3002, 0xf803, WR_1|RD_2, 0, I1, 0, 0 }, |
| 424 | {"srl", "x,w,<", 0xf0003002, 0xf83ff81f, WR_1|RD_2, 0, 0, E2, 0 }, |
| 425 | {"srl", "y,x", 0xe806, 0xf81f, MOD_1|RD_2, SH, I1, 0, 0 }, |
| 426 | {"subu", "z,v,y", 0xe003, 0xf803, WR_1|RD_2|RD_3, SH, I1, 0, 0 }, |
| 427 | {"subu", "y,x,I", 0, (int) M_SUBU_I, INSN_MACRO, 0, I1, 0, 0 }, |
| 428 | {"subu", "x,I", 0, (int) M_SUBU_I_2, INSN_MACRO, 0, I1, 0, 0 }, |
| 429 | {"sw", "y,W(x)", 0xd800, 0xf800, RD_1|RD_3, 0, I1, 0, 0 }, |
| 430 | {"sw", "x,V(S)", 0xd000, 0xf800, RD_1, SH|RD_SP, 0, E2, 0 }, |
| 431 | {"sw", "x,V(S)", 0xd000, 0xf800, RD_1, RD_SP, I1, 0, 0 }, |
| 432 | {"sw", "x,V(S)", 0xf000d000, 0xf800f8e0, RD_1, RD_SP, 0, E2, 0 }, |
| 433 | {"sw", "R,V(S)", 0x6200, 0xff00, 0, RD_31|RD_SP, I1, 0, 0 }, |
| 434 | {"sw", "x,V(G)", 0xf000d020, 0xf800f8e0, RD_1|RD_3, 0, 0, E2, 0 }, |
| 435 | {"swl", "x,9(r)", 0xf000d0e0, 0xfe18f8e0, RD_1|RD_3, 0, 0, E2, 0 }, |
| 436 | {"swr", "x,9(r)", 0xf010d0e0, 0xfe18f8e0, RD_1|RD_3, 0, 0, E2, 0 }, |
| 437 | {"sync_acquire", "", 0xf4403014, 0xffffffff, 0, AL, 0, E2, 0 }, |
| 438 | {"sync_mb", "", 0xf4003014, 0xffffffff, 0, AL, 0, E2, 0 }, |
| 439 | {"sync_release", "", 0xf4803014, 0xffffffff, 0, AL, 0, E2, 0 }, |
| 440 | {"sync_rmb", "", 0xf4c03014, 0xffffffff, 0, AL, 0, E2, 0 }, |
| 441 | {"sync_wmb", "", 0xf1003014, 0xffffffff, 0, AL, 0, E2, 0 }, |
| 442 | {"sync", "", 0xf0003014, 0xffffffff, 0, 0, 0, E2, 0 }, |
| 443 | {"sync", ">", 0xf0003014, 0xf83fffff, 0, 0, 0, E2, 0 }, |
| 444 | {"xor", "x,y", 0xe80e, 0xf81f, MOD_1|RD_2, SH, I1, 0, 0 }, |
| 445 | {"xori", "x,u", 0xf0006880, 0xf800f8e0, WR_1, 0, 0, E2, 0 }, |
| 446 | /* MIPS16e additions; see above for compact jumps. */ |
| 447 | {"restore", "m", 0x6400, 0xff80, WR_31|NODS, MOD_SP, I32, 0, 0 }, |
| 448 | {"save", "m", 0x6480, 0xff80, NODS, RD_31|MOD_SP, I32, 0, 0 }, |
| 449 | {"sdbbp", "", 0xe801, 0xffff, TRAP, SH, I32, 0, 0 }, |
| 450 | {"sdbbp", "6", 0xe801, 0xf81f, TRAP, SH, I32, 0, 0 }, |
| 451 | {"seb", "x", 0xe891, 0xf8ff, MOD_1, SH, I32, 0, 0 }, |
| 452 | {"seh", "x", 0xe8b1, 0xf8ff, MOD_1, SH, I32, 0, 0 }, |
| 453 | {"sew", "x", 0xe8d1, 0xf8ff, MOD_1, SH, I64, 0, 0 }, |
| 454 | {"zeb", "x", 0xe811, 0xf8ff, MOD_1, SH, I32, 0, 0 }, |
| 455 | {"zeh", "x", 0xe831, 0xf8ff, MOD_1, SH, I32, 0, 0 }, |
| 456 | {"zew", "x", 0xe851, 0xf8ff, MOD_1, SH, I64, 0, 0 }, |
| 457 | /* MIPS16e2 MT ASE instructions. */ |
| 458 | {"dmt", "", 0xf0266701, 0xffffffff, WR_C0, 0, 0, E2MT, 0 }, |
| 459 | {"dmt", ".", 0xf0266701, 0xffffffff, WR_C0, 0, 0, E2MT, 0 }, |
| 460 | {"dmt", "y", 0xf0226701, 0xffffff1f, WR_1|WR_C0, 0, 0, E2MT, 0 }, |
| 461 | {"dvpe", "", 0xf0266700, 0xffffffff, WR_C0, 0, 0, E2MT, 0 }, |
| 462 | {"dvpe", ".", 0xf0266700, 0xffffffff, WR_C0, 0, 0, E2MT, 0 }, |
| 463 | {"dvpe", "y", 0xf0226700, 0xffffff1f, WR_1|WR_C0, 0, 0, E2MT, 0 }, |
| 464 | {"emt", "", 0xf0276701, 0xffffffff, WR_C0, 0, 0, E2MT, 0 }, |
| 465 | {"emt", ".", 0xf0276701, 0xffffffff, WR_C0, 0, 0, E2MT, 0 }, |
| 466 | {"emt", "y", 0xf0236701, 0xffffff1f, WR_1|WR_C0, 0, 0, E2MT, 0 }, |
| 467 | {"evpe", "", 0xf0276700, 0xffffffff, WR_C0, 0, 0, E2MT, 0 }, |
| 468 | {"evpe", ".", 0xf0276700, 0xffffffff, WR_C0, 0, 0, E2MT, 0 }, |
| 469 | {"evpe", "y", 0xf0236700, 0xffffff1f, WR_1|WR_C0, 0, 0, E2MT, 0 }, |
| 470 | /* interAptiv MR2 instruction extensions. */ |
| 471 | {"copyw", "x,y,o,n", 0xf020e000, 0xffe0f81c, RD_1|RD_2|NODS, 0, IAMR2, 0, 0 }, |
| 472 | {"ucopyw", "x,y,o,n", 0xf000e000, 0xffe0f81c, RD_1|RD_2|NODS, 0, IAMR2, 0, 0 }, |
| 473 | /* Place asmacro at the bottom so that it catches any implementation |
| 474 | specific macros that didn't match anything. */ |
| 475 | {"asmacro", "s,0,1,2,3,4", 0xf000e000, 0xf800f800, 0, 0, I32, 0, 0 }, |
| 476 | /* Place EXTEND last so that it catches any prefix that didn't match |
| 477 | anything. */ |
| 478 | {"extend", "e", 0xf000, 0xf800, NODS, SH, I1, 0, 0 }, |
| 479 | }; |
| 480 | |
| 481 | const int bfd_mips16_num_opcodes = |
| 482 | ((sizeof mips16_opcodes) / (sizeof (mips16_opcodes[0]))); |