| 1 | /* Copyright 1998, 1999, 2000, 2001, 2002, 2003 |
| 2 | Free Software Foundation, Inc. |
| 3 | Contributed by David Mosberger-Tang <davidm@hpl.hp.com> |
| 4 | |
| 5 | This file is part of BFD, the Binary File Descriptor library. |
| 6 | |
| 7 | This program 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 2 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software |
| 19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| 20 | |
| 21 | /* Logically, this code should be part of libopcode but since some of |
| 22 | the operand insertion/extraction functions help bfd to implement |
| 23 | relocations, this code is included as part of cpu-ia64.c. This |
| 24 | avoids circular dependencies between libopcode and libbfd and also |
| 25 | obviates the need for applications to link in libopcode when all |
| 26 | they really want is libbfd. |
| 27 | |
| 28 | --davidm Mon Apr 13 22:14:02 1998 */ |
| 29 | |
| 30 | #include "../opcodes/ia64-opc.h" |
| 31 | |
| 32 | #define NELEMS(a) ((int) (sizeof (a) / sizeof ((a)[0]))) |
| 33 | |
| 34 | static const char* |
| 35 | ins_rsvd (const struct ia64_operand *self ATTRIBUTE_UNUSED, |
| 36 | ia64_insn value ATTRIBUTE_UNUSED, ia64_insn *code ATTRIBUTE_UNUSED) |
| 37 | { |
| 38 | return "internal error---this shouldn't happen"; |
| 39 | } |
| 40 | |
| 41 | static const char* |
| 42 | ext_rsvd (const struct ia64_operand *self ATTRIBUTE_UNUSED, |
| 43 | ia64_insn code ATTRIBUTE_UNUSED, ia64_insn *valuep ATTRIBUTE_UNUSED) |
| 44 | { |
| 45 | return "internal error---this shouldn't happen"; |
| 46 | } |
| 47 | |
| 48 | static const char* |
| 49 | ins_const (const struct ia64_operand *self ATTRIBUTE_UNUSED, |
| 50 | ia64_insn value ATTRIBUTE_UNUSED, ia64_insn *code ATTRIBUTE_UNUSED) |
| 51 | { |
| 52 | return 0; |
| 53 | } |
| 54 | |
| 55 | static const char* |
| 56 | ext_const (const struct ia64_operand *self ATTRIBUTE_UNUSED, |
| 57 | ia64_insn code ATTRIBUTE_UNUSED, ia64_insn *valuep ATTRIBUTE_UNUSED) |
| 58 | { |
| 59 | return 0; |
| 60 | } |
| 61 | |
| 62 | static const char* |
| 63 | ins_reg (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 64 | { |
| 65 | if (value >= 1u << self->field[0].bits) |
| 66 | return "register number out of range"; |
| 67 | |
| 68 | *code |= value << self->field[0].shift; |
| 69 | return 0; |
| 70 | } |
| 71 | |
| 72 | static const char* |
| 73 | ext_reg (const struct ia64_operand *self, ia64_insn code, ia64_insn *valuep) |
| 74 | { |
| 75 | *valuep = ((code >> self->field[0].shift) |
| 76 | & ((1u << self->field[0].bits) - 1)); |
| 77 | return 0; |
| 78 | } |
| 79 | |
| 80 | static const char* |
| 81 | ins_immu (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 82 | { |
| 83 | ia64_insn new = 0; |
| 84 | int i; |
| 85 | |
| 86 | for (i = 0; i < NELEMS (self->field) && self->field[i].bits; ++i) |
| 87 | { |
| 88 | new |= ((value & ((((ia64_insn) 1) << self->field[i].bits) - 1)) |
| 89 | << self->field[i].shift); |
| 90 | value >>= self->field[i].bits; |
| 91 | } |
| 92 | if (value) |
| 93 | return "integer operand out of range"; |
| 94 | |
| 95 | *code |= new; |
| 96 | return 0; |
| 97 | } |
| 98 | |
| 99 | static const char* |
| 100 | ext_immu (const struct ia64_operand *self, ia64_insn code, ia64_insn *valuep) |
| 101 | { |
| 102 | BFD_HOST_U_64_BIT value = 0; |
| 103 | int i, bits = 0, total = 0; |
| 104 | |
| 105 | for (i = 0; i < NELEMS (self->field) && self->field[i].bits; ++i) |
| 106 | { |
| 107 | bits = self->field[i].bits; |
| 108 | value |= ((code >> self->field[i].shift) |
| 109 | & ((((BFD_HOST_U_64_BIT) 1) << bits) - 1)) << total; |
| 110 | total += bits; |
| 111 | } |
| 112 | *valuep = value; |
| 113 | return 0; |
| 114 | } |
| 115 | |
| 116 | static const char* |
| 117 | ins_immus8 (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 118 | { |
| 119 | if (value & 0x7) |
| 120 | return "value not an integer multiple of 8"; |
| 121 | return ins_immu (self, value >> 3, code); |
| 122 | } |
| 123 | |
| 124 | static const char* |
| 125 | ext_immus8 (const struct ia64_operand *self, ia64_insn code, ia64_insn *valuep) |
| 126 | { |
| 127 | const char *result; |
| 128 | |
| 129 | result = ext_immu (self, code, valuep); |
| 130 | if (result) |
| 131 | return result; |
| 132 | |
| 133 | *valuep = *valuep << 3; |
| 134 | return 0; |
| 135 | } |
| 136 | |
| 137 | static const char* |
| 138 | ins_imms_scaled (const struct ia64_operand *self, ia64_insn value, |
| 139 | ia64_insn *code, int scale) |
| 140 | { |
| 141 | BFD_HOST_64_BIT svalue = value, sign_bit = 0; |
| 142 | ia64_insn new = 0; |
| 143 | int i; |
| 144 | |
| 145 | svalue >>= scale; |
| 146 | |
| 147 | for (i = 0; i < NELEMS (self->field) && self->field[i].bits; ++i) |
| 148 | { |
| 149 | new |= ((svalue & ((((ia64_insn) 1) << self->field[i].bits) - 1)) |
| 150 | << self->field[i].shift); |
| 151 | sign_bit = (svalue >> (self->field[i].bits - 1)) & 1; |
| 152 | svalue >>= self->field[i].bits; |
| 153 | } |
| 154 | if ((!sign_bit && svalue != 0) || (sign_bit && svalue != -1)) |
| 155 | return "integer operand out of range"; |
| 156 | |
| 157 | *code |= new; |
| 158 | return 0; |
| 159 | } |
| 160 | |
| 161 | static const char* |
| 162 | ext_imms_scaled (const struct ia64_operand *self, ia64_insn code, |
| 163 | ia64_insn *valuep, int scale) |
| 164 | { |
| 165 | int i, bits = 0, total = 0; |
| 166 | BFD_HOST_64_BIT val = 0, sign; |
| 167 | |
| 168 | for (i = 0; i < NELEMS (self->field) && self->field[i].bits; ++i) |
| 169 | { |
| 170 | bits = self->field[i].bits; |
| 171 | val |= ((code >> self->field[i].shift) |
| 172 | & ((((BFD_HOST_U_64_BIT) 1) << bits) - 1)) << total; |
| 173 | total += bits; |
| 174 | } |
| 175 | /* sign extend: */ |
| 176 | sign = (BFD_HOST_64_BIT) 1 << (total - 1); |
| 177 | val = (val ^ sign) - sign; |
| 178 | |
| 179 | *valuep = (val << scale); |
| 180 | return 0; |
| 181 | } |
| 182 | |
| 183 | static const char* |
| 184 | ins_imms (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 185 | { |
| 186 | return ins_imms_scaled (self, value, code, 0); |
| 187 | } |
| 188 | |
| 189 | static const char* |
| 190 | ins_immsu4 (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 191 | { |
| 192 | value = ((value & 0xffffffff) ^ 0x80000000) - 0x80000000; |
| 193 | |
| 194 | return ins_imms_scaled (self, value, code, 0); |
| 195 | } |
| 196 | |
| 197 | static const char* |
| 198 | ext_imms (const struct ia64_operand *self, ia64_insn code, ia64_insn *valuep) |
| 199 | { |
| 200 | return ext_imms_scaled (self, code, valuep, 0); |
| 201 | } |
| 202 | |
| 203 | static const char* |
| 204 | ins_immsm1 (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 205 | { |
| 206 | --value; |
| 207 | return ins_imms_scaled (self, value, code, 0); |
| 208 | } |
| 209 | |
| 210 | static const char* |
| 211 | ins_immsm1u4 (const struct ia64_operand *self, ia64_insn value, |
| 212 | ia64_insn *code) |
| 213 | { |
| 214 | value = ((value & 0xffffffff) ^ 0x80000000) - 0x80000000; |
| 215 | |
| 216 | --value; |
| 217 | return ins_imms_scaled (self, value, code, 0); |
| 218 | } |
| 219 | |
| 220 | static const char* |
| 221 | ext_immsm1 (const struct ia64_operand *self, ia64_insn code, ia64_insn *valuep) |
| 222 | { |
| 223 | const char *res = ext_imms_scaled (self, code, valuep, 0); |
| 224 | |
| 225 | ++*valuep; |
| 226 | return res; |
| 227 | } |
| 228 | |
| 229 | static const char* |
| 230 | ins_imms1 (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 231 | { |
| 232 | return ins_imms_scaled (self, value, code, 1); |
| 233 | } |
| 234 | |
| 235 | static const char* |
| 236 | ext_imms1 (const struct ia64_operand *self, ia64_insn code, ia64_insn *valuep) |
| 237 | { |
| 238 | return ext_imms_scaled (self, code, valuep, 1); |
| 239 | } |
| 240 | |
| 241 | static const char* |
| 242 | ins_imms4 (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 243 | { |
| 244 | return ins_imms_scaled (self, value, code, 4); |
| 245 | } |
| 246 | |
| 247 | static const char* |
| 248 | ext_imms4 (const struct ia64_operand *self, ia64_insn code, ia64_insn *valuep) |
| 249 | { |
| 250 | return ext_imms_scaled (self, code, valuep, 4); |
| 251 | } |
| 252 | |
| 253 | static const char* |
| 254 | ins_imms16 (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 255 | { |
| 256 | return ins_imms_scaled (self, value, code, 16); |
| 257 | } |
| 258 | |
| 259 | static const char* |
| 260 | ext_imms16 (const struct ia64_operand *self, ia64_insn code, ia64_insn *valuep) |
| 261 | { |
| 262 | return ext_imms_scaled (self, code, valuep, 16); |
| 263 | } |
| 264 | |
| 265 | static const char* |
| 266 | ins_cimmu (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 267 | { |
| 268 | ia64_insn mask = (((ia64_insn) 1) << self->field[0].bits) - 1; |
| 269 | return ins_immu (self, value ^ mask, code); |
| 270 | } |
| 271 | |
| 272 | static const char* |
| 273 | ext_cimmu (const struct ia64_operand *self, ia64_insn code, ia64_insn *valuep) |
| 274 | { |
| 275 | const char *result; |
| 276 | ia64_insn mask; |
| 277 | |
| 278 | mask = (((ia64_insn) 1) << self->field[0].bits) - 1; |
| 279 | result = ext_immu (self, code, valuep); |
| 280 | if (!result) |
| 281 | { |
| 282 | mask = (((ia64_insn) 1) << self->field[0].bits) - 1; |
| 283 | *valuep ^= mask; |
| 284 | } |
| 285 | return result; |
| 286 | } |
| 287 | |
| 288 | static const char* |
| 289 | ins_cnt (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 290 | { |
| 291 | --value; |
| 292 | if (value >= ((BFD_HOST_U_64_BIT) 1) << self->field[0].bits) |
| 293 | return "count out of range"; |
| 294 | |
| 295 | *code |= value << self->field[0].shift; |
| 296 | return 0; |
| 297 | } |
| 298 | |
| 299 | static const char* |
| 300 | ext_cnt (const struct ia64_operand *self, ia64_insn code, ia64_insn *valuep) |
| 301 | { |
| 302 | *valuep = ((code >> self->field[0].shift) |
| 303 | & ((((BFD_HOST_U_64_BIT) 1) << self->field[0].bits) - 1)) + 1; |
| 304 | return 0; |
| 305 | } |
| 306 | |
| 307 | static const char* |
| 308 | ins_cnt2b (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 309 | { |
| 310 | --value; |
| 311 | |
| 312 | if (value > 2) |
| 313 | return "count must be in range 1..3"; |
| 314 | |
| 315 | *code |= value << self->field[0].shift; |
| 316 | return 0; |
| 317 | } |
| 318 | |
| 319 | static const char* |
| 320 | ext_cnt2b (const struct ia64_operand *self, ia64_insn code, ia64_insn *valuep) |
| 321 | { |
| 322 | *valuep = ((code >> self->field[0].shift) & 0x3) + 1; |
| 323 | return 0; |
| 324 | } |
| 325 | |
| 326 | static const char* |
| 327 | ins_cnt2c (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 328 | { |
| 329 | switch (value) |
| 330 | { |
| 331 | case 0: value = 0; break; |
| 332 | case 7: value = 1; break; |
| 333 | case 15: value = 2; break; |
| 334 | case 16: value = 3; break; |
| 335 | default: return "count must be 0, 7, 15, or 16"; |
| 336 | } |
| 337 | *code |= value << self->field[0].shift; |
| 338 | return 0; |
| 339 | } |
| 340 | |
| 341 | static const char* |
| 342 | ext_cnt2c (const struct ia64_operand *self, ia64_insn code, ia64_insn *valuep) |
| 343 | { |
| 344 | ia64_insn value; |
| 345 | |
| 346 | value = (code >> self->field[0].shift) & 0x3; |
| 347 | switch (value) |
| 348 | { |
| 349 | case 0: value = 0; break; |
| 350 | case 1: value = 7; break; |
| 351 | case 2: value = 15; break; |
| 352 | case 3: value = 16; break; |
| 353 | } |
| 354 | *valuep = value; |
| 355 | return 0; |
| 356 | } |
| 357 | |
| 358 | static const char* |
| 359 | ins_inc3 (const struct ia64_operand *self, ia64_insn value, ia64_insn *code) |
| 360 | { |
| 361 | BFD_HOST_64_BIT val = value; |
| 362 | BFD_HOST_U_64_BIT sign = 0; |
| 363 | |
| 364 | if (val < 0) |
| 365 | { |
| 366 | sign = 0x4; |
| 367 | value = -value; |
| 368 | } |
| 369 | switch (value) |
| 370 | { |
| 371 | case 1: value = 3; break; |
| 372 | case 4: value = 2; break; |
| 373 | case 8: value = 1; break; |
| 374 | case 16: value = 0; break; |
| 375 | default: return "count must be +/- 1, 4, 8, or 16"; |
| 376 | } |
| 377 | *code |= (sign | value) << self->field[0].shift; |
| 378 | return 0; |
| 379 | } |
| 380 | |
| 381 | static const char* |
| 382 | ext_inc3 (const struct ia64_operand *self, ia64_insn code, ia64_insn *valuep) |
| 383 | { |
| 384 | BFD_HOST_64_BIT val; |
| 385 | int negate; |
| 386 | |
| 387 | val = (code >> self->field[0].shift) & 0x7; |
| 388 | negate = val & 0x4; |
| 389 | switch (val & 0x3) |
| 390 | { |
| 391 | case 0: val = 16; break; |
| 392 | case 1: val = 8; break; |
| 393 | case 2: val = 4; break; |
| 394 | case 3: val = 1; break; |
| 395 | } |
| 396 | if (negate) |
| 397 | val = -val; |
| 398 | |
| 399 | *valuep = val; |
| 400 | return 0; |
| 401 | } |
| 402 | |
| 403 | #define CST IA64_OPND_CLASS_CST |
| 404 | #define REG IA64_OPND_CLASS_REG |
| 405 | #define IND IA64_OPND_CLASS_IND |
| 406 | #define ABS IA64_OPND_CLASS_ABS |
| 407 | #define REL IA64_OPND_CLASS_REL |
| 408 | |
| 409 | #define SDEC IA64_OPND_FLAG_DECIMAL_SIGNED |
| 410 | #define UDEC IA64_OPND_FLAG_DECIMAL_UNSIGNED |
| 411 | |
| 412 | const struct ia64_operand elf64_ia64_operands[IA64_OPND_COUNT] = |
| 413 | { |
| 414 | /* constants: */ |
| 415 | { CST, ins_const, ext_const, "NIL", {{ 0, 0}}, 0, "<none>" }, |
| 416 | { CST, ins_const, ext_const, "ar.csd", {{ 0, 0}}, 0, "ar.csd" }, |
| 417 | { CST, ins_const, ext_const, "ar.ccv", {{ 0, 0}}, 0, "ar.ccv" }, |
| 418 | { CST, ins_const, ext_const, "ar.pfs", {{ 0, 0}}, 0, "ar.pfs" }, |
| 419 | { CST, ins_const, ext_const, "1", {{ 0, 0}}, 0, "1" }, |
| 420 | { CST, ins_const, ext_const, "8", {{ 0, 0}}, 0, "8" }, |
| 421 | { CST, ins_const, ext_const, "16", {{ 0, 0}}, 0, "16" }, |
| 422 | { CST, ins_const, ext_const, "r0", {{ 0, 0}}, 0, "r0" }, |
| 423 | { CST, ins_const, ext_const, "ip", {{ 0, 0}}, 0, "ip" }, |
| 424 | { CST, ins_const, ext_const, "pr", {{ 0, 0}}, 0, "pr" }, |
| 425 | { CST, ins_const, ext_const, "pr.rot", {{ 0, 0}}, 0, "pr.rot" }, |
| 426 | { CST, ins_const, ext_const, "psr", {{ 0, 0}}, 0, "psr" }, |
| 427 | { CST, ins_const, ext_const, "psr.l", {{ 0, 0}}, 0, "psr.l" }, |
| 428 | { CST, ins_const, ext_const, "psr.um", {{ 0, 0}}, 0, "psr.um" }, |
| 429 | |
| 430 | /* register operands: */ |
| 431 | { REG, ins_reg, ext_reg, "ar", {{ 7, 20}}, 0, /* AR3 */ |
| 432 | "an application register" }, |
| 433 | { REG, ins_reg, ext_reg, "b", {{ 3, 6}}, 0, /* B1 */ |
| 434 | "a branch register" }, |
| 435 | { REG, ins_reg, ext_reg, "b", {{ 3, 13}}, 0, /* B2 */ |
| 436 | "a branch register"}, |
| 437 | { REG, ins_reg, ext_reg, "cr", {{ 7, 20}}, 0, /* CR */ |
| 438 | "a control register"}, |
| 439 | { REG, ins_reg, ext_reg, "f", {{ 7, 6}}, 0, /* F1 */ |
| 440 | "a floating-point register" }, |
| 441 | { REG, ins_reg, ext_reg, "f", {{ 7, 13}}, 0, /* F2 */ |
| 442 | "a floating-point register" }, |
| 443 | { REG, ins_reg, ext_reg, "f", {{ 7, 20}}, 0, /* F3 */ |
| 444 | "a floating-point register" }, |
| 445 | { REG, ins_reg, ext_reg, "f", {{ 7, 27}}, 0, /* F4 */ |
| 446 | "a floating-point register" }, |
| 447 | { REG, ins_reg, ext_reg, "p", {{ 6, 6}}, 0, /* P1 */ |
| 448 | "a predicate register" }, |
| 449 | { REG, ins_reg, ext_reg, "p", {{ 6, 27}}, 0, /* P2 */ |
| 450 | "a predicate register" }, |
| 451 | { REG, ins_reg, ext_reg, "r", {{ 7, 6}}, 0, /* R1 */ |
| 452 | "a general register" }, |
| 453 | { REG, ins_reg, ext_reg, "r", {{ 7, 13}}, 0, /* R2 */ |
| 454 | "a general register" }, |
| 455 | { REG, ins_reg, ext_reg, "r", {{ 7, 20}}, 0, /* R3 */ |
| 456 | "a general register" }, |
| 457 | { REG, ins_reg, ext_reg, "r", {{ 2, 20}}, 0, /* R3_2 */ |
| 458 | "a general register r0-r3" }, |
| 459 | |
| 460 | /* indirect operands: */ |
| 461 | { IND, ins_reg, ext_reg, "cpuid", {{7, 20}}, 0, /* CPUID_R3 */ |
| 462 | "a cpuid register" }, |
| 463 | { IND, ins_reg, ext_reg, "dbr", {{7, 20}}, 0, /* DBR_R3 */ |
| 464 | "a dbr register" }, |
| 465 | { IND, ins_reg, ext_reg, "dtr", {{7, 20}}, 0, /* DTR_R3 */ |
| 466 | "a dtr register" }, |
| 467 | { IND, ins_reg, ext_reg, "itr", {{7, 20}}, 0, /* ITR_R3 */ |
| 468 | "an itr register" }, |
| 469 | { IND, ins_reg, ext_reg, "ibr", {{7, 20}}, 0, /* IBR_R3 */ |
| 470 | "an ibr register" }, |
| 471 | { IND, ins_reg, ext_reg, "", {{7, 20}}, 0, /* MR3 */ |
| 472 | "an indirect memory address" }, |
| 473 | { IND, ins_reg, ext_reg, "msr", {{7, 20}}, 0, /* MSR_R3 */ |
| 474 | "an msr register" }, |
| 475 | { IND, ins_reg, ext_reg, "pkr", {{7, 20}}, 0, /* PKR_R3 */ |
| 476 | "a pkr register" }, |
| 477 | { IND, ins_reg, ext_reg, "pmc", {{7, 20}}, 0, /* PMC_R3 */ |
| 478 | "a pmc register" }, |
| 479 | { IND, ins_reg, ext_reg, "pmd", {{7, 20}}, 0, /* PMD_R3 */ |
| 480 | "a pmd register" }, |
| 481 | { IND, ins_reg, ext_reg, "rr", {{7, 20}}, 0, /* RR_R3 */ |
| 482 | "an rr register" }, |
| 483 | |
| 484 | /* immediate operands: */ |
| 485 | { ABS, ins_cimmu, ext_cimmu, 0, {{ 5, 20 }}, UDEC, /* CCNT5 */ |
| 486 | "a 5-bit count (0-31)" }, |
| 487 | { ABS, ins_cnt, ext_cnt, 0, {{ 2, 27 }}, UDEC, /* CNT2a */ |
| 488 | "a 2-bit count (1-4)" }, |
| 489 | { ABS, ins_cnt2b, ext_cnt2b, 0, {{ 2, 27 }}, UDEC, /* CNT2b */ |
| 490 | "a 2-bit count (1-3)" }, |
| 491 | { ABS, ins_cnt2c, ext_cnt2c, 0, {{ 2, 30 }}, UDEC, /* CNT2c */ |
| 492 | "a count (0, 7, 15, or 16)" }, |
| 493 | { ABS, ins_immu, ext_immu, 0, {{ 5, 14}}, UDEC, /* CNT5 */ |
| 494 | "a 5-bit count (0-31)" }, |
| 495 | { ABS, ins_immu, ext_immu, 0, {{ 6, 27}}, UDEC, /* CNT6 */ |
| 496 | "a 6-bit count (0-63)" }, |
| 497 | { ABS, ins_cimmu, ext_cimmu, 0, {{ 6, 20}}, UDEC, /* CPOS6a */ |
| 498 | "a 6-bit bit pos (0-63)" }, |
| 499 | { ABS, ins_cimmu, ext_cimmu, 0, {{ 6, 14}}, UDEC, /* CPOS6b */ |
| 500 | "a 6-bit bit pos (0-63)" }, |
| 501 | { ABS, ins_cimmu, ext_cimmu, 0, {{ 6, 31}}, UDEC, /* CPOS6c */ |
| 502 | "a 6-bit bit pos (0-63)" }, |
| 503 | { ABS, ins_imms, ext_imms, 0, {{ 1, 36}}, SDEC, /* IMM1 */ |
| 504 | "a 1-bit integer (-1, 0)" }, |
| 505 | { ABS, ins_immu, ext_immu, 0, {{ 2, 13}}, UDEC, /* IMMU2 */ |
| 506 | "a 2-bit unsigned (0-3)" }, |
| 507 | { ABS, ins_immu, ext_immu, 0, {{ 7, 13}}, 0, /* IMMU7a */ |
| 508 | "a 7-bit unsigned (0-127)" }, |
| 509 | { ABS, ins_immu, ext_immu, 0, {{ 7, 20}}, 0, /* IMMU7b */ |
| 510 | "a 7-bit unsigned (0-127)" }, |
| 511 | { ABS, ins_immu, ext_immu, 0, {{ 7, 13}}, UDEC, /* SOF */ |
| 512 | "a frame size (register count)" }, |
| 513 | { ABS, ins_immu, ext_immu, 0, {{ 7, 20}}, UDEC, /* SOL */ |
| 514 | "a local register count" }, |
| 515 | { ABS, ins_immus8,ext_immus8,0, {{ 4, 27}}, UDEC, /* SOR */ |
| 516 | "a rotating register count (integer multiple of 8)" }, |
| 517 | { ABS, ins_imms, ext_imms, 0, /* IMM8 */ |
| 518 | {{ 7, 13}, { 1, 36}}, SDEC, |
| 519 | "an 8-bit integer (-128-127)" }, |
| 520 | { ABS, ins_immsu4, ext_imms, 0, /* IMM8U4 */ |
| 521 | {{ 7, 13}, { 1, 36}}, SDEC, |
| 522 | "an 8-bit signed integer for 32-bit unsigned compare (-128-127)" }, |
| 523 | { ABS, ins_immsm1, ext_immsm1, 0, /* IMM8M1 */ |
| 524 | {{ 7, 13}, { 1, 36}}, SDEC, |
| 525 | "an 8-bit integer (-127-128)" }, |
| 526 | { ABS, ins_immsm1u4, ext_immsm1, 0, /* IMM8M1U4 */ |
| 527 | {{ 7, 13}, { 1, 36}}, SDEC, |
| 528 | "an 8-bit integer for 32-bit unsigned compare (-127-(-1),1-128,0x100000000)" }, |
| 529 | { ABS, ins_immsm1, ext_immsm1, 0, /* IMM8M1U8 */ |
| 530 | {{ 7, 13}, { 1, 36}}, SDEC, |
| 531 | "an 8-bit integer for 64-bit unsigned compare (-127-(-1),1-128,0x10000000000000000)" }, |
| 532 | { ABS, ins_immu, ext_immu, 0, {{ 2, 33}, { 7, 20}}, 0, /* IMMU9 */ |
| 533 | "a 9-bit unsigned (0-511)" }, |
| 534 | { ABS, ins_imms, ext_imms, 0, /* IMM9a */ |
| 535 | {{ 7, 6}, { 1, 27}, { 1, 36}}, SDEC, |
| 536 | "a 9-bit integer (-256-255)" }, |
| 537 | { ABS, ins_imms, ext_imms, 0, /* IMM9b */ |
| 538 | {{ 7, 13}, { 1, 27}, { 1, 36}}, SDEC, |
| 539 | "a 9-bit integer (-256-255)" }, |
| 540 | { ABS, ins_imms, ext_imms, 0, /* IMM14 */ |
| 541 | {{ 7, 13}, { 6, 27}, { 1, 36}}, SDEC, |
| 542 | "a 14-bit integer (-8192-8191)" }, |
| 543 | { ABS, ins_imms1, ext_imms1, 0, /* IMM17 */ |
| 544 | {{ 7, 6}, { 8, 24}, { 1, 36}}, 0, |
| 545 | "a 17-bit integer (-65536-65535)" }, |
| 546 | { ABS, ins_immu, ext_immu, 0, {{20, 6}, { 1, 36}}, 0, /* IMMU21 */ |
| 547 | "a 21-bit unsigned" }, |
| 548 | { ABS, ins_imms, ext_imms, 0, /* IMM22 */ |
| 549 | {{ 7, 13}, { 9, 27}, { 5, 22}, { 1, 36}}, SDEC, |
| 550 | "a 22-bit signed integer" }, |
| 551 | { ABS, ins_immu, ext_immu, 0, /* IMMU24 */ |
| 552 | {{21, 6}, { 2, 31}, { 1, 36}}, 0, |
| 553 | "a 24-bit unsigned" }, |
| 554 | { ABS, ins_imms16,ext_imms16,0, {{27, 6}, { 1, 36}}, 0, /* IMM44 */ |
| 555 | "a 44-bit unsigned (least 16 bits ignored/zeroes)" }, |
| 556 | { ABS, ins_rsvd, ext_rsvd, 0, {{0, 0}}, 0, /* IMMU62 */ |
| 557 | "a 62-bit unsigned" }, |
| 558 | { ABS, ins_rsvd, ext_rsvd, 0, {{0, 0}}, 0, /* IMMU64 */ |
| 559 | "a 64-bit unsigned" }, |
| 560 | { ABS, ins_inc3, ext_inc3, 0, {{ 3, 13}}, SDEC, /* INC3 */ |
| 561 | "an increment (+/- 1, 4, 8, or 16)" }, |
| 562 | { ABS, ins_cnt, ext_cnt, 0, {{ 4, 27}}, UDEC, /* LEN4 */ |
| 563 | "a 4-bit length (1-16)" }, |
| 564 | { ABS, ins_cnt, ext_cnt, 0, {{ 6, 27}}, UDEC, /* LEN6 */ |
| 565 | "a 6-bit length (1-64)" }, |
| 566 | { ABS, ins_immu, ext_immu, 0, {{ 4, 20}}, 0, /* MBTYPE4 */ |
| 567 | "a mix type (@rev, @mix, @shuf, @alt, or @brcst)" }, |
| 568 | { ABS, ins_immu, ext_immu, 0, {{ 8, 20}}, 0, /* MBTYPE8 */ |
| 569 | "an 8-bit mix type" }, |
| 570 | { ABS, ins_immu, ext_immu, 0, {{ 6, 14}}, UDEC, /* POS6 */ |
| 571 | "a 6-bit bit pos (0-63)" }, |
| 572 | { REL, ins_imms4, ext_imms4, 0, {{ 7, 6}, { 2, 33}}, 0, /* TAG13 */ |
| 573 | "a branch tag" }, |
| 574 | { REL, ins_imms4, ext_imms4, 0, {{ 9, 24}}, 0, /* TAG13b */ |
| 575 | "a branch tag" }, |
| 576 | { REL, ins_imms4, ext_imms4, 0, {{20, 6}, { 1, 36}}, 0, /* TGT25 */ |
| 577 | "a branch target" }, |
| 578 | { REL, ins_imms4, ext_imms4, 0, /* TGT25b */ |
| 579 | {{ 7, 6}, {13, 20}, { 1, 36}}, 0, |
| 580 | "a branch target" }, |
| 581 | { REL, ins_imms4, ext_imms4, 0, {{20, 13}, { 1, 36}}, 0, /* TGT25c */ |
| 582 | "a branch target" }, |
| 583 | { REL, ins_rsvd, ext_rsvd, 0, {{0, 0}}, 0, /* TGT64 */ |
| 584 | "a branch target" }, |
| 585 | |
| 586 | { ABS, ins_const, ext_const, 0, {{0, 0}}, 0, /* LDXMOV */ |
| 587 | "ldxmov target" }, |
| 588 | }; |