1 /* Instruction opcode table for lm32. 2 3 THIS FILE IS MACHINE GENERATED WITH CGEN. 4 5 Copyright (C) 1996-2016 Free Software Foundation, Inc. 6 7 This file is part of the GNU Binutils and/or GDB, the GNU debugger. 8 9 This file is free software; you can redistribute it and/or modify 10 it under the terms of the GNU General Public License as published by 11 the Free Software Foundation; either version 3, or (at your option) 12 any later version. 13 14 It is distributed in the hope that it will be useful, but WITHOUT 15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 16 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 17 License for more details. 18 19 You should have received a copy of the GNU General Public License along 20 with this program; if not, write to the Free Software Foundation, Inc., 21 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. 22 23 */ 24 25 #include "sysdep.h" 26 #include "ansidecl.h" 27 #include "bfd.h" 28 #include "symcat.h" 29 #include "lm32-desc.h" 30 #include "lm32-opc.h" 31 #include "libiberty.h" 32 33 /* The hash functions are recorded here to help keep assembler code out of 34 the disassembler and vice versa. */ 35 36 static int asm_hash_insn_p (const CGEN_INSN *); 37 static unsigned int asm_hash_insn (const char *); 38 static int dis_hash_insn_p (const CGEN_INSN *); 39 static unsigned int dis_hash_insn (const char *, CGEN_INSN_INT); 40 41 /* Instruction formats. */ 42 43 #define F(f) & lm32_cgen_ifld_table[LM32_##f] 44 static const CGEN_IFMT ifmt_empty ATTRIBUTE_UNUSED = { 45 0, 0, 0x0, { { 0 } } 46 }; 47 48 static const CGEN_IFMT ifmt_add ATTRIBUTE_UNUSED = { 49 32, 32, 0xfc0007ff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } } 50 }; 51 52 static const CGEN_IFMT ifmt_addi ATTRIBUTE_UNUSED = { 53 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } } 54 }; 55 56 static const CGEN_IFMT ifmt_andi ATTRIBUTE_UNUSED = { 57 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } } 58 }; 59 60 static const CGEN_IFMT ifmt_andhii ATTRIBUTE_UNUSED = { 61 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } } 62 }; 63 64 static const CGEN_IFMT ifmt_b ATTRIBUTE_UNUSED = { 65 32, 32, 0xfc1fffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } } 66 }; 67 68 static const CGEN_IFMT ifmt_bi ATTRIBUTE_UNUSED = { 69 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_CALL) }, { 0 } } 70 }; 71 72 static const CGEN_IFMT ifmt_be ATTRIBUTE_UNUSED = { 73 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_BRANCH) }, { 0 } } 74 }; 75 76 static const CGEN_IFMT ifmt_ori ATTRIBUTE_UNUSED = { 77 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } } 78 }; 79 80 static const CGEN_IFMT ifmt_rcsr ATTRIBUTE_UNUSED = { 81 32, 32, 0xfc1f07ff, { { F (F_OPCODE) }, { F (F_CSR) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } } 82 }; 83 84 static const CGEN_IFMT ifmt_sextb ATTRIBUTE_UNUSED = { 85 32, 32, 0xfc1f07ff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } } 86 }; 87 88 static const CGEN_IFMT ifmt_user ATTRIBUTE_UNUSED = { 89 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_USER) }, { 0 } } 90 }; 91 92 static const CGEN_IFMT ifmt_wcsr ATTRIBUTE_UNUSED = { 93 32, 32, 0xfc00ffff, { { F (F_OPCODE) }, { F (F_CSR) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } } 94 }; 95 96 static const CGEN_IFMT ifmt_break ATTRIBUTE_UNUSED = { 97 32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_EXCEPTION) }, { 0 } } 98 }; 99 100 static const CGEN_IFMT ifmt_bret ATTRIBUTE_UNUSED = { 101 32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } } 102 }; 103 104 static const CGEN_IFMT ifmt_mvi ATTRIBUTE_UNUSED = { 105 32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } } 106 }; 107 108 static const CGEN_IFMT ifmt_mvui ATTRIBUTE_UNUSED = { 109 32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } } 110 }; 111 112 static const CGEN_IFMT ifmt_mvhi ATTRIBUTE_UNUSED = { 113 32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } } 114 }; 115 116 static const CGEN_IFMT ifmt_mva ATTRIBUTE_UNUSED = { 117 32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } } 118 }; 119 120 static const CGEN_IFMT ifmt_nop ATTRIBUTE_UNUSED = { 121 32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } } 122 }; 123 124 static const CGEN_IFMT ifmt_lwgotrel ATTRIBUTE_UNUSED = { 125 32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } } 126 }; 127 128 static const CGEN_IFMT ifmt_orhigotoffi ATTRIBUTE_UNUSED = { 129 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } } 130 }; 131 132 static const CGEN_IFMT ifmt_addgotoff ATTRIBUTE_UNUSED = { 133 32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } } 134 }; 135 136 #undef F 137 138 #define A(a) (1 << CGEN_INSN_##a) 139 #define OPERAND(op) LM32_OPERAND_##op 140 #define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */ 141 #define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field)) 142 143 /* The instruction table. */ 144 145 static const CGEN_OPCODE lm32_cgen_insn_opcode_table[MAX_INSNS] = 146 { 147 /* Special null first entry. 148 A `num' value of zero is thus invalid. 149 Also, the special `invalid' insn resides here. */ 150 { { 0, 0, 0, 0 }, {{0}}, 0, {0}}, 151 /* add $r2,$r0,$r1 */ 152 { 153 { 0, 0, 0, 0 }, 154 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 155 & ifmt_add, { 0xb4000000 } 156 }, 157 /* addi $r1,$r0,$imm */ 158 { 159 { 0, 0, 0, 0 }, 160 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } }, 161 & ifmt_addi, { 0x34000000 } 162 }, 163 /* and $r2,$r0,$r1 */ 164 { 165 { 0, 0, 0, 0 }, 166 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 167 & ifmt_add, { 0xa0000000 } 168 }, 169 /* andi $r1,$r0,$uimm */ 170 { 171 { 0, 0, 0, 0 }, 172 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } }, 173 & ifmt_andi, { 0x20000000 } 174 }, 175 /* andhi $r1,$r0,$hi16 */ 176 { 177 { 0, 0, 0, 0 }, 178 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (HI16), 0 } }, 179 & ifmt_andhii, { 0x60000000 } 180 }, 181 /* b $r0 */ 182 { 183 { 0, 0, 0, 0 }, 184 { { MNEM, ' ', OP (R0), 0 } }, 185 & ifmt_b, { 0xc0000000 } 186 }, 187 /* bi $call */ 188 { 189 { 0, 0, 0, 0 }, 190 { { MNEM, ' ', OP (CALL), 0 } }, 191 & ifmt_bi, { 0xe0000000 } 192 }, 193 /* be $r0,$r1,$branch */ 194 { 195 { 0, 0, 0, 0 }, 196 { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } }, 197 & ifmt_be, { 0x44000000 } 198 }, 199 /* bg $r0,$r1,$branch */ 200 { 201 { 0, 0, 0, 0 }, 202 { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } }, 203 & ifmt_be, { 0x48000000 } 204 }, 205 /* bge $r0,$r1,$branch */ 206 { 207 { 0, 0, 0, 0 }, 208 { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } }, 209 & ifmt_be, { 0x4c000000 } 210 }, 211 /* bgeu $r0,$r1,$branch */ 212 { 213 { 0, 0, 0, 0 }, 214 { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } }, 215 & ifmt_be, { 0x50000000 } 216 }, 217 /* bgu $r0,$r1,$branch */ 218 { 219 { 0, 0, 0, 0 }, 220 { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } }, 221 & ifmt_be, { 0x54000000 } 222 }, 223 /* bne $r0,$r1,$branch */ 224 { 225 { 0, 0, 0, 0 }, 226 { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } }, 227 & ifmt_be, { 0x5c000000 } 228 }, 229 /* call $r0 */ 230 { 231 { 0, 0, 0, 0 }, 232 { { MNEM, ' ', OP (R0), 0 } }, 233 & ifmt_b, { 0xd8000000 } 234 }, 235 /* calli $call */ 236 { 237 { 0, 0, 0, 0 }, 238 { { MNEM, ' ', OP (CALL), 0 } }, 239 & ifmt_bi, { 0xf8000000 } 240 }, 241 /* cmpe $r2,$r0,$r1 */ 242 { 243 { 0, 0, 0, 0 }, 244 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 245 & ifmt_add, { 0xe4000000 } 246 }, 247 /* cmpei $r1,$r0,$imm */ 248 { 249 { 0, 0, 0, 0 }, 250 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } }, 251 & ifmt_addi, { 0x64000000 } 252 }, 253 /* cmpg $r2,$r0,$r1 */ 254 { 255 { 0, 0, 0, 0 }, 256 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 257 & ifmt_add, { 0xe8000000 } 258 }, 259 /* cmpgi $r1,$r0,$imm */ 260 { 261 { 0, 0, 0, 0 }, 262 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } }, 263 & ifmt_addi, { 0x68000000 } 264 }, 265 /* cmpge $r2,$r0,$r1 */ 266 { 267 { 0, 0, 0, 0 }, 268 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 269 & ifmt_add, { 0xec000000 } 270 }, 271 /* cmpgei $r1,$r0,$imm */ 272 { 273 { 0, 0, 0, 0 }, 274 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } }, 275 & ifmt_addi, { 0x6c000000 } 276 }, 277 /* cmpgeu $r2,$r0,$r1 */ 278 { 279 { 0, 0, 0, 0 }, 280 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 281 & ifmt_add, { 0xf0000000 } 282 }, 283 /* cmpgeui $r1,$r0,$uimm */ 284 { 285 { 0, 0, 0, 0 }, 286 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } }, 287 & ifmt_andi, { 0x70000000 } 288 }, 289 /* cmpgu $r2,$r0,$r1 */ 290 { 291 { 0, 0, 0, 0 }, 292 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 293 & ifmt_add, { 0xf4000000 } 294 }, 295 /* cmpgui $r1,$r0,$uimm */ 296 { 297 { 0, 0, 0, 0 }, 298 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } }, 299 & ifmt_andi, { 0x74000000 } 300 }, 301 /* cmpne $r2,$r0,$r1 */ 302 { 303 { 0, 0, 0, 0 }, 304 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 305 & ifmt_add, { 0xfc000000 } 306 }, 307 /* cmpnei $r1,$r0,$imm */ 308 { 309 { 0, 0, 0, 0 }, 310 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } }, 311 & ifmt_addi, { 0x7c000000 } 312 }, 313 /* divu $r2,$r0,$r1 */ 314 { 315 { 0, 0, 0, 0 }, 316 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 317 & ifmt_add, { 0x8c000000 } 318 }, 319 /* lb $r1,($r0+$imm) */ 320 { 321 { 0, 0, 0, 0 }, 322 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } }, 323 & ifmt_addi, { 0x10000000 } 324 }, 325 /* lbu $r1,($r0+$imm) */ 326 { 327 { 0, 0, 0, 0 }, 328 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } }, 329 & ifmt_addi, { 0x40000000 } 330 }, 331 /* lh $r1,($r0+$imm) */ 332 { 333 { 0, 0, 0, 0 }, 334 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } }, 335 & ifmt_addi, { 0x1c000000 } 336 }, 337 /* lhu $r1,($r0+$imm) */ 338 { 339 { 0, 0, 0, 0 }, 340 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } }, 341 & ifmt_addi, { 0x2c000000 } 342 }, 343 /* lw $r1,($r0+$imm) */ 344 { 345 { 0, 0, 0, 0 }, 346 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } }, 347 & ifmt_addi, { 0x28000000 } 348 }, 349 /* modu $r2,$r0,$r1 */ 350 { 351 { 0, 0, 0, 0 }, 352 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 353 & ifmt_add, { 0xc4000000 } 354 }, 355 /* mul $r2,$r0,$r1 */ 356 { 357 { 0, 0, 0, 0 }, 358 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 359 & ifmt_add, { 0x88000000 } 360 }, 361 /* muli $r1,$r0,$imm */ 362 { 363 { 0, 0, 0, 0 }, 364 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } }, 365 & ifmt_addi, { 0x8000000 } 366 }, 367 /* nor $r2,$r0,$r1 */ 368 { 369 { 0, 0, 0, 0 }, 370 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 371 & ifmt_add, { 0x84000000 } 372 }, 373 /* nori $r1,$r0,$uimm */ 374 { 375 { 0, 0, 0, 0 }, 376 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } }, 377 & ifmt_andi, { 0x4000000 } 378 }, 379 /* or $r2,$r0,$r1 */ 380 { 381 { 0, 0, 0, 0 }, 382 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 383 & ifmt_add, { 0xb8000000 } 384 }, 385 /* ori $r1,$r0,$lo16 */ 386 { 387 { 0, 0, 0, 0 }, 388 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (LO16), 0 } }, 389 & ifmt_ori, { 0x38000000 } 390 }, 391 /* orhi $r1,$r0,$hi16 */ 392 { 393 { 0, 0, 0, 0 }, 394 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (HI16), 0 } }, 395 & ifmt_andhii, { 0x78000000 } 396 }, 397 /* rcsr $r2,$csr */ 398 { 399 { 0, 0, 0, 0 }, 400 { { MNEM, ' ', OP (R2), ',', OP (CSR), 0 } }, 401 & ifmt_rcsr, { 0x90000000 } 402 }, 403 /* sb ($r0+$imm),$r1 */ 404 { 405 { 0, 0, 0, 0 }, 406 { { MNEM, ' ', '(', OP (R0), '+', OP (IMM), ')', ',', OP (R1), 0 } }, 407 & ifmt_addi, { 0x30000000 } 408 }, 409 /* sextb $r2,$r0 */ 410 { 411 { 0, 0, 0, 0 }, 412 { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } }, 413 & ifmt_sextb, { 0xb0000000 } 414 }, 415 /* sexth $r2,$r0 */ 416 { 417 { 0, 0, 0, 0 }, 418 { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } }, 419 & ifmt_sextb, { 0xdc000000 } 420 }, 421 /* sh ($r0+$imm),$r1 */ 422 { 423 { 0, 0, 0, 0 }, 424 { { MNEM, ' ', '(', OP (R0), '+', OP (IMM), ')', ',', OP (R1), 0 } }, 425 & ifmt_addi, { 0xc000000 } 426 }, 427 /* sl $r2,$r0,$r1 */ 428 { 429 { 0, 0, 0, 0 }, 430 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 431 & ifmt_add, { 0xbc000000 } 432 }, 433 /* sli $r1,$r0,$imm */ 434 { 435 { 0, 0, 0, 0 }, 436 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } }, 437 & ifmt_addi, { 0x3c000000 } 438 }, 439 /* sr $r2,$r0,$r1 */ 440 { 441 { 0, 0, 0, 0 }, 442 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 443 & ifmt_add, { 0x94000000 } 444 }, 445 /* sri $r1,$r0,$imm */ 446 { 447 { 0, 0, 0, 0 }, 448 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } }, 449 & ifmt_addi, { 0x14000000 } 450 }, 451 /* sru $r2,$r0,$r1 */ 452 { 453 { 0, 0, 0, 0 }, 454 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 455 & ifmt_add, { 0x80000000 } 456 }, 457 /* srui $r1,$r0,$imm */ 458 { 459 { 0, 0, 0, 0 }, 460 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } }, 461 & ifmt_addi, { 0x0 } 462 }, 463 /* sub $r2,$r0,$r1 */ 464 { 465 { 0, 0, 0, 0 }, 466 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 467 & ifmt_add, { 0xc8000000 } 468 }, 469 /* sw ($r0+$imm),$r1 */ 470 { 471 { 0, 0, 0, 0 }, 472 { { MNEM, ' ', '(', OP (R0), '+', OP (IMM), ')', ',', OP (R1), 0 } }, 473 & ifmt_addi, { 0x58000000 } 474 }, 475 /* user $r2,$r0,$r1,$user */ 476 { 477 { 0, 0, 0, 0 }, 478 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), ',', OP (USER), 0 } }, 479 & ifmt_user, { 0xcc000000 } 480 }, 481 /* wcsr $csr,$r1 */ 482 { 483 { 0, 0, 0, 0 }, 484 { { MNEM, ' ', OP (CSR), ',', OP (R1), 0 } }, 485 & ifmt_wcsr, { 0xd0000000 } 486 }, 487 /* xor $r2,$r0,$r1 */ 488 { 489 { 0, 0, 0, 0 }, 490 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 491 & ifmt_add, { 0x98000000 } 492 }, 493 /* xori $r1,$r0,$uimm */ 494 { 495 { 0, 0, 0, 0 }, 496 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } }, 497 & ifmt_andi, { 0x18000000 } 498 }, 499 /* xnor $r2,$r0,$r1 */ 500 { 501 { 0, 0, 0, 0 }, 502 { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } }, 503 & ifmt_add, { 0xa4000000 } 504 }, 505 /* xnori $r1,$r0,$uimm */ 506 { 507 { 0, 0, 0, 0 }, 508 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } }, 509 & ifmt_andi, { 0x24000000 } 510 }, 511 /* break */ 512 { 513 { 0, 0, 0, 0 }, 514 { { MNEM, 0 } }, 515 & ifmt_break, { 0xac000002 } 516 }, 517 /* scall */ 518 { 519 { 0, 0, 0, 0 }, 520 { { MNEM, 0 } }, 521 & ifmt_break, { 0xac000007 } 522 }, 523 /* bret */ 524 { 525 { 0, 0, 0, 0 }, 526 { { MNEM, 0 } }, 527 & ifmt_bret, { 0xc3e00000 } 528 }, 529 /* eret */ 530 { 531 { 0, 0, 0, 0 }, 532 { { MNEM, 0 } }, 533 & ifmt_bret, { 0xc3c00000 } 534 }, 535 /* ret */ 536 { 537 { 0, 0, 0, 0 }, 538 { { MNEM, 0 } }, 539 & ifmt_bret, { 0xc3a00000 } 540 }, 541 /* mv $r2,$r0 */ 542 { 543 { 0, 0, 0, 0 }, 544 { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } }, 545 & ifmt_sextb, { 0xb8000000 } 546 }, 547 /* mvi $r1,$imm */ 548 { 549 { 0, 0, 0, 0 }, 550 { { MNEM, ' ', OP (R1), ',', OP (IMM), 0 } }, 551 & ifmt_mvi, { 0x34000000 } 552 }, 553 /* mvu $r1,$lo16 */ 554 { 555 { 0, 0, 0, 0 }, 556 { { MNEM, ' ', OP (R1), ',', OP (LO16), 0 } }, 557 & ifmt_mvui, { 0x38000000 } 558 }, 559 /* mvhi $r1,$hi16 */ 560 { 561 { 0, 0, 0, 0 }, 562 { { MNEM, ' ', OP (R1), ',', OP (HI16), 0 } }, 563 & ifmt_mvhi, { 0x78000000 } 564 }, 565 /* mva $r1,$gp16 */ 566 { 567 { 0, 0, 0, 0 }, 568 { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } }, 569 & ifmt_mva, { 0x37400000 } 570 }, 571 /* not $r2,$r0 */ 572 { 573 { 0, 0, 0, 0 }, 574 { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } }, 575 & ifmt_sextb, { 0xa4000000 } 576 }, 577 /* nop */ 578 { 579 { 0, 0, 0, 0 }, 580 { { MNEM, 0 } }, 581 & ifmt_nop, { 0x34000000 } 582 }, 583 /* lb $r1,$gp16 */ 584 { 585 { 0, 0, 0, 0 }, 586 { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } }, 587 & ifmt_mva, { 0x13400000 } 588 }, 589 /* lbu $r1,$gp16 */ 590 { 591 { 0, 0, 0, 0 }, 592 { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } }, 593 & ifmt_mva, { 0x43400000 } 594 }, 595 /* lh $r1,$gp16 */ 596 { 597 { 0, 0, 0, 0 }, 598 { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } }, 599 & ifmt_mva, { 0x1f400000 } 600 }, 601 /* lhu $r1,$gp16 */ 602 { 603 { 0, 0, 0, 0 }, 604 { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } }, 605 & ifmt_mva, { 0x2f400000 } 606 }, 607 /* lw $r1,$gp16 */ 608 { 609 { 0, 0, 0, 0 }, 610 { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } }, 611 & ifmt_mva, { 0x2b400000 } 612 }, 613 /* sb $gp16,$r1 */ 614 { 615 { 0, 0, 0, 0 }, 616 { { MNEM, ' ', OP (GP16), ',', OP (R1), 0 } }, 617 & ifmt_mva, { 0x33400000 } 618 }, 619 /* sh $gp16,$r1 */ 620 { 621 { 0, 0, 0, 0 }, 622 { { MNEM, ' ', OP (GP16), ',', OP (R1), 0 } }, 623 & ifmt_mva, { 0xf400000 } 624 }, 625 /* sw $gp16,$r1 */ 626 { 627 { 0, 0, 0, 0 }, 628 { { MNEM, ' ', OP (GP16), ',', OP (R1), 0 } }, 629 & ifmt_mva, { 0x5b400000 } 630 }, 631 /* lw $r1,(gp+$got16) */ 632 { 633 { 0, 0, 0, 0 }, 634 { { MNEM, ' ', OP (R1), ',', '(', 'g', 'p', '+', OP (GOT16), ')', 0 } }, 635 & ifmt_lwgotrel, { 0x2b400000 } 636 }, 637 /* orhi $r1,$r0,$gotoffhi16 */ 638 { 639 { 0, 0, 0, 0 }, 640 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (GOTOFFHI16), 0 } }, 641 & ifmt_orhigotoffi, { 0x78000000 } 642 }, 643 /* addi $r1,$r0,$gotofflo16 */ 644 { 645 { 0, 0, 0, 0 }, 646 { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (GOTOFFLO16), 0 } }, 647 & ifmt_addgotoff, { 0x34000000 } 648 }, 649 /* sw ($r0+$gotofflo16),$r1 */ 650 { 651 { 0, 0, 0, 0 }, 652 { { MNEM, ' ', '(', OP (R0), '+', OP (GOTOFFLO16), ')', ',', OP (R1), 0 } }, 653 & ifmt_addgotoff, { 0x58000000 } 654 }, 655 /* lw $r1,($r0+$gotofflo16) */ 656 { 657 { 0, 0, 0, 0 }, 658 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } }, 659 & ifmt_addgotoff, { 0x28000000 } 660 }, 661 /* sh ($r0+$gotofflo16),$r1 */ 662 { 663 { 0, 0, 0, 0 }, 664 { { MNEM, ' ', '(', OP (R0), '+', OP (GOTOFFLO16), ')', ',', OP (R1), 0 } }, 665 & ifmt_addgotoff, { 0xc000000 } 666 }, 667 /* lh $r1,($r0+$gotofflo16) */ 668 { 669 { 0, 0, 0, 0 }, 670 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } }, 671 & ifmt_addgotoff, { 0x1c000000 } 672 }, 673 /* lhu $r1,($r0+$gotofflo16) */ 674 { 675 { 0, 0, 0, 0 }, 676 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } }, 677 & ifmt_addgotoff, { 0x2c000000 } 678 }, 679 /* sb ($r0+$gotofflo16),$r1 */ 680 { 681 { 0, 0, 0, 0 }, 682 { { MNEM, ' ', '(', OP (R0), '+', OP (GOTOFFLO16), ')', ',', OP (R1), 0 } }, 683 & ifmt_addgotoff, { 0x30000000 } 684 }, 685 /* lb $r1,($r0+$gotofflo16) */ 686 { 687 { 0, 0, 0, 0 }, 688 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } }, 689 & ifmt_addgotoff, { 0x10000000 } 690 }, 691 /* lbu $r1,($r0+$gotofflo16) */ 692 { 693 { 0, 0, 0, 0 }, 694 { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } }, 695 & ifmt_addgotoff, { 0x40000000 } 696 }, 697 }; 698 699 #undef A 700 #undef OPERAND 701 #undef MNEM 702 #undef OP 703 704 /* Formats for ALIAS macro-insns. */ 705 706 #define F(f) & lm32_cgen_ifld_table[LM32_##f] 707 #undef F 708 709 /* Each non-simple macro entry points to an array of expansion possibilities. */ 710 711 #define A(a) (1 << CGEN_INSN_##a) 712 #define OPERAND(op) LM32_OPERAND_##op 713 #define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */ 714 #define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field)) 715 716 /* The macro instruction table. */ 717 718 static const CGEN_IBASE lm32_cgen_macro_insn_table[] = 719 { 720 }; 721 722 /* The macro instruction opcode table. */ 723 724 static const CGEN_OPCODE lm32_cgen_macro_insn_opcode_table[] = 725 { 726 }; 727 728 #undef A 729 #undef OPERAND 730 #undef MNEM 731 #undef OP 732 733 #ifndef CGEN_ASM_HASH_P 734 #define CGEN_ASM_HASH_P(insn) 1 735 #endif 736 737 #ifndef CGEN_DIS_HASH_P 738 #define CGEN_DIS_HASH_P(insn) 1 739 #endif 740 741 /* Return non-zero if INSN is to be added to the hash table. 742 Targets are free to override CGEN_{ASM,DIS}_HASH_P in the .opc file. */ 743 744 static int 745 asm_hash_insn_p (const CGEN_INSN *insn ATTRIBUTE_UNUSED) 746 { 747 return CGEN_ASM_HASH_P (insn); 748 } 749 750 static int 751 dis_hash_insn_p (const CGEN_INSN *insn) 752 { 753 /* If building the hash table and the NO-DIS attribute is present, 754 ignore. */ 755 if (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_NO_DIS)) 756 return 0; 757 return CGEN_DIS_HASH_P (insn); 758 } 759 760 #ifndef CGEN_ASM_HASH 761 #define CGEN_ASM_HASH_SIZE 127 762 #ifdef CGEN_MNEMONIC_OPERANDS 763 #define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE) 764 #else 765 #define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE) /*FIXME*/ 766 #endif 767 #endif 768 769 /* It doesn't make much sense to provide a default here, 770 but while this is under development we do. 771 BUFFER is a pointer to the bytes of the insn, target order. 772 VALUE is the first base_insn_bitsize bits as an int in host order. */ 773 774 #ifndef CGEN_DIS_HASH 775 #define CGEN_DIS_HASH_SIZE 256 776 #define CGEN_DIS_HASH(buf, value) (*(unsigned char *) (buf)) 777 #endif 778 779 /* The result is the hash value of the insn. 780 Targets are free to override CGEN_{ASM,DIS}_HASH in the .opc file. */ 781 782 static unsigned int 783 asm_hash_insn (const char *mnem) 784 { 785 return CGEN_ASM_HASH (mnem); 786 } 787 788 /* BUF is a pointer to the bytes of the insn, target order. 789 VALUE is the first base_insn_bitsize bits as an int in host order. */ 790 791 static unsigned int 792 dis_hash_insn (const char *buf ATTRIBUTE_UNUSED, 793 CGEN_INSN_INT value ATTRIBUTE_UNUSED) 794 { 795 return CGEN_DIS_HASH (buf, value); 796 } 797 798 /* Set the recorded length of the insn in the CGEN_FIELDS struct. */ 799 800 static void 801 set_fields_bitsize (CGEN_FIELDS *fields, int size) 802 { 803 CGEN_FIELDS_BITSIZE (fields) = size; 804 } 805 806 /* Function to call before using the operand instance table. 807 This plugs the opcode entries and macro instructions into the cpu table. */ 808 809 void 810 lm32_cgen_init_opcode_table (CGEN_CPU_DESC cd) 811 { 812 int i; 813 int num_macros = (sizeof (lm32_cgen_macro_insn_table) / 814 sizeof (lm32_cgen_macro_insn_table[0])); 815 const CGEN_IBASE *ib = & lm32_cgen_macro_insn_table[0]; 816 const CGEN_OPCODE *oc = & lm32_cgen_macro_insn_opcode_table[0]; 817 CGEN_INSN *insns = xmalloc (num_macros * sizeof (CGEN_INSN)); 818 819 /* This test has been added to avoid a warning generated 820 if memset is called with a third argument of value zero. */ 821 if (num_macros >= 1) 822 memset (insns, 0, num_macros * sizeof (CGEN_INSN)); 823 for (i = 0; i < num_macros; ++i) 824 { 825 insns[i].base = &ib[i]; 826 insns[i].opcode = &oc[i]; 827 lm32_cgen_build_insn_regex (& insns[i]); 828 } 829 cd->macro_insn_table.init_entries = insns; 830 cd->macro_insn_table.entry_size = sizeof (CGEN_IBASE); 831 cd->macro_insn_table.num_init_entries = num_macros; 832 833 oc = & lm32_cgen_insn_opcode_table[0]; 834 insns = (CGEN_INSN *) cd->insn_table.init_entries; 835 for (i = 0; i < MAX_INSNS; ++i) 836 { 837 insns[i].opcode = &oc[i]; 838 lm32_cgen_build_insn_regex (& insns[i]); 839 } 840 841 cd->sizeof_fields = sizeof (CGEN_FIELDS); 842 cd->set_fields_bitsize = set_fields_bitsize; 843 844 cd->asm_hash_p = asm_hash_insn_p; 845 cd->asm_hash = asm_hash_insn; 846 cd->asm_hash_size = CGEN_ASM_HASH_SIZE; 847 848 cd->dis_hash_p = dis_hash_insn_p; 849 cd->dis_hash = dis_hash_insn; 850 cd->dis_hash_size = CGEN_DIS_HASH_SIZE; 851 } 852
