1 /* Opcode table for the ARC. 2 Copyright (C) 1994-2024 Free Software Foundation, Inc. 3 4 Contributed by Claudiu Zissulescu (claziss@synopsys.com) 5 6 This file is part of GAS, the GNU Assembler, GDB, the GNU debugger, and 7 the GNU Binutils. 8 9 GAS/GDB 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 GAS/GDB is distributed in the hope that it will be useful, 15 but WITHOUT ANY WARRANTY; without even the implied warranty of 16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 GNU General Public License for more details. 18 19 You should have received a copy of the GNU General Public License 20 along with GAS or GDB; see the file COPYING3. If not, write to 21 the Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, 22 MA 02110-1301, USA. */ 23 24 #ifndef OPCODE_ARC_H 25 #define OPCODE_ARC_H 26 27 #ifdef __cplusplus 28 extern "C" { 29 #endif 30 31 #ifndef MAX_INSN_ARGS 32 #define MAX_INSN_ARGS 16 33 #endif 34 35 #ifndef MAX_INSN_FLGS 36 #define MAX_INSN_FLGS 4 37 #endif 38 39 /* Instruction Class. */ 40 typedef enum 41 { 42 ACL, 43 ARITH, 44 AUXREG, 45 BBIT0, 46 BBIT1, 47 BI, 48 BIH, 49 BITOP, 50 BITSTREAM, 51 BMU, 52 BRANCH, 53 BRCC, 54 CONTROL, 55 DBNZ, 56 DIVREM, 57 DMA, 58 DPI, 59 DSP, 60 EI, 61 ENTER, 62 FLOAT, 63 INVALID, 64 JLI, 65 JUMP, 66 KERNEL, 67 LEAVE, 68 LLOCK, 69 LOAD, 70 LOGICAL, 71 LOOP, 72 MEMORY, 73 MISC, 74 MOVE, 75 MPY, 76 NET, 77 PROTOCOL_DECODE, 78 PMU, 79 POP, 80 PUSH, 81 SCOND, 82 SJLI, 83 STORE, 84 SUB, 85 SWITCH, 86 ULTRAIP, 87 XY 88 } insn_class_t; 89 90 /* Instruction Subclass. */ 91 typedef enum 92 { 93 NONE = 0, 94 CVT = (1U << 1), 95 BTSCN = (1U << 2), 96 CD = (1U << 3), 97 CD1 = CD, 98 CD2 = CD, 99 COND = (1U << 4), 100 DIV = (1U << 5), 101 DP = (1U << 6), 102 DPA = (1U << 7), 103 DPX = (1U << 8), 104 FASTMATH = (1U << 23), 105 LL64 = (1U << 9), 106 MPY1E = (1U << 10), 107 MPY6E = (1U << 11), 108 MPY7E = (1U << 12), 109 MPY8E = (1U << 13), 110 MPY9E = (1U << 14), 111 NPS400 = (1U << 15), 112 QUARKSE1 = (1U << 16), 113 QUARKSE2 = (1U << 17), 114 SHFT1 = (1U << 18), 115 SHFT2 = (1U << 19), 116 SWAP = (1U << 20), 117 SP = (1U << 21), 118 SPX = (1U << 22) 119 } insn_subclass_t; 120 121 /* Flags class. */ 122 typedef enum 123 { 124 F_CLASS_NONE = 0, 125 126 /* At most one flag from the set of flags can appear in the 127 instruction. */ 128 F_CLASS_OPTIONAL = (1 << 0), 129 130 /* Exactly one from from the set of flags must appear in the 131 instruction. */ 132 F_CLASS_REQUIRED = (1 << 1), 133 134 /* The conditional code can be extended over the standard variants 135 via .extCondCode pseudo-op. */ 136 F_CLASS_EXTEND = (1 << 2), 137 138 /* Condition code flag. */ 139 F_CLASS_COND = (1 << 3), 140 141 /* Write back mode. */ 142 F_CLASS_WB = (1 << 4), 143 144 /* Data size. */ 145 F_CLASS_ZZ = (1 << 5), 146 147 /* Implicit flag. */ 148 F_CLASS_IMPLICIT = (1 << 6) 149 } flag_class_t; 150 151 /* The opcode table is an array of struct arc_opcode. */ 152 struct arc_opcode 153 { 154 /* The opcode name. */ 155 const char * name; 156 157 /* The opcode itself. Those bits which will be filled in with 158 operands are zeroes. */ 159 unsigned long long opcode; 160 161 /* The opcode mask. This is used by the disassembler. This is a 162 mask containing ones indicating those bits which must match the 163 opcode field, and zeroes indicating those bits which need not 164 match (and are presumably filled in by operands). */ 165 unsigned long long mask; 166 167 /* One bit flags for the opcode. These are primarily used to 168 indicate specific processors and environments support the 169 instructions. The defined values are listed below. */ 170 unsigned cpu; 171 172 /* The instruction class. This is used by gdb. */ 173 insn_class_t insn_class; 174 175 /* The instruction subclass. */ 176 insn_subclass_t subclass; 177 178 /* An array of operand codes. Each code is an index into the 179 operand table. They appear in the order which the operands must 180 appear in assembly code, and are terminated by a zero. */ 181 unsigned char operands[MAX_INSN_ARGS + 1]; 182 183 /* An array of flag codes. Each code is an index into the flag 184 table. They appear in the order which the flags must appear in 185 assembly code, and are terminated by a zero. */ 186 unsigned char flags[MAX_INSN_FLGS + 1]; 187 }; 188 189 /* The table itself is sorted by major opcode number, and is otherwise 190 in the order in which the disassembler should consider 191 instructions. */ 192 extern const struct arc_opcode arc_opcodes[]; 193 194 /* Return length of an instruction represented by OPCODE, in bytes. */ 195 extern int arc_opcode_len (const struct arc_opcode *opcode); 196 197 /* CPU Availability. */ 198 #define ARC_OPCODE_NONE 0x0000 199 #define ARC_OPCODE_ARC600 0x0001 /* ARC 600 specific insns. */ 200 #define ARC_OPCODE_ARC700 0x0002 /* ARC 700 specific insns. */ 201 #define ARC_OPCODE_ARCv2EM 0x0004 /* ARCv2 EM specific insns. */ 202 #define ARC_OPCODE_ARCv2HS 0x0008 /* ARCv2 HS specific insns. */ 203 204 /* CPU combi. */ 205 #define ARC_OPCODE_ARCALL (ARC_OPCODE_ARC600 | ARC_OPCODE_ARC700 \ 206 | ARC_OPCODE_ARCv2EM | ARC_OPCODE_ARCv2HS) 207 #define ARC_OPCODE_ARCFPX (ARC_OPCODE_ARC700 | ARC_OPCODE_ARCv2EM) 208 #define ARC_OPCODE_ARCV1 (ARC_OPCODE_ARC600 | ARC_OPCODE_ARC700) 209 #define ARC_OPCODE_ARCV2 (ARC_OPCODE_ARCv2EM | ARC_OPCODE_ARCv2HS) 210 #define ARC_OPCODE_ARCMPY6E (ARC_OPCODE_ARC700 | ARC_OPCODE_ARCV2) 211 212 /* The operands table is an array of struct arc_operand. */ 213 struct arc_operand 214 { 215 /* The number of bits in the operand. */ 216 unsigned int bits; 217 218 /* How far the operand is left shifted in the instruction. */ 219 unsigned int shift; 220 221 /* The default relocation type for this operand. */ 222 signed int default_reloc; 223 224 /* One bit syntax flags. */ 225 unsigned int flags; 226 227 /* Insertion function. This is used by the assembler. To insert an 228 operand value into an instruction, check this field. 229 230 If it is NULL, execute 231 i |= (op & ((1 << o->bits) - 1)) << o->shift; 232 (i is the instruction which we are filling in, o is a pointer to 233 this structure, and op is the opcode value; this assumes twos 234 complement arithmetic). 235 236 If this field is not NULL, then simply call it with the 237 instruction and the operand value. It will return the new value 238 of the instruction. If the ERRMSG argument is not NULL, then if 239 the operand value is illegal, *ERRMSG will be set to a warning 240 string (the operand will be inserted in any case). If the 241 operand value is legal, *ERRMSG will be unchanged (most operands 242 can accept any value). */ 243 unsigned long long (*insert) (unsigned long long instruction, 244 long long int op, 245 const char **errmsg); 246 247 /* Extraction function. This is used by the disassembler. To 248 extract this operand type from an instruction, check this field. 249 250 If it is NULL, compute 251 op = ((i) >> o->shift) & ((1 << o->bits) - 1); 252 if ((o->flags & ARC_OPERAND_SIGNED) != 0 253 && (op & (1 << (o->bits - 1))) != 0) 254 op -= 1 << o->bits; 255 (i is the instruction, o is a pointer to this structure, and op 256 is the result; this assumes twos complement arithmetic). 257 258 If this field is not NULL, then simply call it with the 259 instruction value. It will return the value of the operand. If 260 the INVALID argument is not NULL, *INVALID will be set to 261 TRUE if this operand type can not actually be extracted from 262 this operand (i.e., the instruction does not match). If the 263 operand is valid, *INVALID will not be changed. */ 264 long long int (*extract) (unsigned long long instruction, bool *invalid); 265 }; 266 267 /* Elements in the table are retrieved by indexing with values from 268 the operands field of the arc_opcodes table. */ 269 extern const struct arc_operand arc_operands[]; 270 extern const unsigned arc_num_operands; 271 extern const unsigned arc_Toperand; 272 extern const unsigned arc_NToperand; 273 274 /* Values defined for the flags field of a struct arc_operand. */ 275 276 /* This operand does not actually exist in the assembler input. This 277 is used to support extended mnemonics, for which two operands fields 278 are identical. The assembler should call the insert function with 279 any op value. The disassembler should call the extract function, 280 ignore the return value, and check the value placed in the invalid 281 argument. */ 282 #define ARC_OPERAND_FAKE 0x0001 283 284 /* This operand names an integer register. */ 285 #define ARC_OPERAND_IR 0x0002 286 287 /* This operand takes signed values. */ 288 #define ARC_OPERAND_SIGNED 0x0004 289 290 /* This operand takes unsigned values. This exists primarily so that 291 a flags value of 0 can be treated as end-of-arguments. */ 292 #define ARC_OPERAND_UNSIGNED 0x0008 293 294 /* This operand takes long immediate values. */ 295 #define ARC_OPERAND_LIMM 0x0010 296 297 /* This operand is identical like the previous one. */ 298 #define ARC_OPERAND_DUPLICATE 0x0020 299 300 /* This operand is PC relative. Used for internal relocs. */ 301 #define ARC_OPERAND_PCREL 0x0040 302 303 /* This operand is truncated. The truncation is done accordingly to 304 operand alignment attribute. */ 305 #define ARC_OPERAND_TRUNCATE 0x0080 306 307 /* This operand is 16bit aligned. */ 308 #define ARC_OPERAND_ALIGNED16 0x0100 309 310 /* This operand is 32bit aligned. */ 311 #define ARC_OPERAND_ALIGNED32 0x0200 312 313 /* This operand can be ignored by matching process if it is not 314 present. */ 315 #define ARC_OPERAND_IGNORE 0x0400 316 317 /* Don't check the range when matching. */ 318 #define ARC_OPERAND_NCHK 0x0800 319 320 /* Mark the braket possition. */ 321 #define ARC_OPERAND_BRAKET 0x1000 322 323 /* Address type operand for NPS400. */ 324 #define ARC_OPERAND_ADDRTYPE 0x2000 325 326 /* Mark the colon position. */ 327 #define ARC_OPERAND_COLON 0x4000 328 329 /* Mask for selecting the type for typecheck purposes. */ 330 #define ARC_OPERAND_TYPECHECK_MASK \ 331 (ARC_OPERAND_IR \ 332 | ARC_OPERAND_LIMM | ARC_OPERAND_SIGNED \ 333 | ARC_OPERAND_UNSIGNED | ARC_OPERAND_BRAKET \ 334 | ARC_OPERAND_ADDRTYPE | ARC_OPERAND_COLON) 335 336 /* Macro to determine if an operand is a fake operand. */ 337 #define ARC_OPERAND_IS_FAKE(op) \ 338 ((operand->flags & ARC_OPERAND_FAKE) \ 339 && !((operand->flags & ARC_OPERAND_BRAKET) \ 340 || (operand->flags & ARC_OPERAND_COLON))) 341 342 /* The flags structure. */ 343 struct arc_flag_operand 344 { 345 /* The flag name. */ 346 const char * name; 347 348 /* The flag code. */ 349 unsigned code; 350 351 /* The number of bits in the operand. */ 352 unsigned int bits; 353 354 /* How far the operand is left shifted in the instruction. */ 355 unsigned int shift; 356 357 /* Available for disassembler. */ 358 unsigned char favail; 359 }; 360 361 /* The flag operands table. */ 362 extern const struct arc_flag_operand arc_flag_operands[]; 363 extern const unsigned arc_num_flag_operands; 364 365 /* The flag's class structure. */ 366 struct arc_flag_class 367 { 368 /* Flag class. */ 369 flag_class_t flag_class; 370 371 /* List of valid flags (codes). */ 372 unsigned flags[256]; 373 }; 374 375 extern const struct arc_flag_class arc_flag_classes[]; 376 377 /* Structure for special cases. */ 378 struct arc_flag_special 379 { 380 /* Name of special case instruction. */ 381 const char *name; 382 383 /* List of flags applicable for special case instruction. */ 384 unsigned flags[32]; 385 }; 386 387 extern const struct arc_flag_special arc_flag_special_cases[]; 388 extern const unsigned arc_num_flag_special; 389 390 /* Relocation equivalence structure. */ 391 struct arc_reloc_equiv_tab 392 { 393 const char * name; /* String to lookup. */ 394 const char * mnemonic; /* Extra matching condition. */ 395 unsigned flags[32]; /* Extra matching condition. */ 396 signed int oldreloc; /* Old relocation. */ 397 signed int newreloc; /* New relocation. */ 398 }; 399 400 extern const struct arc_reloc_equiv_tab arc_reloc_equiv[]; 401 extern const unsigned arc_num_equiv_tab; 402 403 /* Structure for operand operations for pseudo/alias instructions. */ 404 struct arc_operand_operation 405 { 406 /* The index for operand from operand array. */ 407 unsigned operand_idx; 408 409 /* Defines if it needs the operand inserted by the assembler or 410 whether this operand comes from the pseudo instruction's 411 operands. */ 412 unsigned char needs_insert; 413 414 /* Count we have to add to the operand. Use negative number to 415 subtract from the operand. Also use this number to add to 0 if 416 the operand needs to be inserted (i.e. needs_insert == 1). */ 417 int count; 418 419 /* Index of the operand to swap with. To be done AFTER applying 420 inc_count. */ 421 unsigned swap_operand_idx; 422 }; 423 424 /* Structure for pseudo/alias instructions. */ 425 struct arc_pseudo_insn 426 { 427 /* Mnemonic for pseudo/alias insn. */ 428 const char * mnemonic_p; 429 430 /* Mnemonic for real instruction. */ 431 const char * mnemonic_r; 432 433 /* Flag that will have to be added (if any). */ 434 const char * flag_r; 435 436 /* Amount of operands. */ 437 unsigned operand_cnt; 438 439 /* Array of operand operations. */ 440 struct arc_operand_operation operand[6]; 441 }; 442 443 extern const struct arc_pseudo_insn arc_pseudo_insns[]; 444 extern const unsigned arc_num_pseudo_insn; 445 446 /* Structure for AUXILIARY registers. */ 447 struct arc_aux_reg 448 { 449 /* Register address. */ 450 int address; 451 452 /* One bit flags for the opcode. These are primarily used to 453 indicate specific processors and environments support the 454 instructions. */ 455 unsigned cpu; 456 457 /* AUX register subclass. */ 458 insn_subclass_t subclass; 459 460 /* Register name. */ 461 const char * name; 462 463 /* Size of the string. */ 464 size_t length; 465 }; 466 467 extern const struct arc_aux_reg arc_aux_regs[]; 468 extern const unsigned arc_num_aux_regs; 469 470 extern const struct arc_opcode arc_relax_opcodes[]; 471 extern const unsigned arc_num_relax_opcodes; 472 473 /* Macro used for generating one class of NPS instructions. */ 474 #define NPS_CMEM_HIGH_VALUE 0x57f0 475 476 /* Macros to help generating regular pattern instructions. */ 477 #define FIELDA(word) (word & 0x3F) 478 #define FIELDB(word) (((word & 0x07) << 24) | (((word >> 3) & 0x07) << 12)) 479 #define FIELDC(word) ((word & 0x3F) << 6) 480 #define FIELDF (0x01 << 15) 481 #define FIELDQ (0x1F) 482 483 #define INSN3OP(MOP,SOP) (((MOP & 0x1F) << 27) | ((SOP & 0x3F) << 16)) 484 #define INSN2OPX(MOP,SOP1,SOP2) (INSN3OP (MOP,SOP1) | (SOP2 & 0x3F)) 485 #define INSN2OP(MOP,SOP) (INSN2OPX (MOP,0x2F,SOP)) 486 487 #define INSN3OP_ABC(MOP,SOP) (INSN3OP (MOP,SOP)) 488 #define INSN3OP_ALC(MOP,SOP) (INSN3OP (MOP,SOP) | FIELDB (62)) 489 #define INSN3OP_ABL(MOP,SOP) (INSN3OP (MOP,SOP) | FIELDC (62)) 490 #define INSN3OP_ALL(MOP,SOP) (INSN3OP (MOP,SOP) | FIELDB (62) | FIELDC (62)) 491 #define INSN3OP_0BC(MOP,SOP) (INSN3OP (MOP,SOP) | FIELDA (62)) 492 #define INSN3OP_0LC(MOP,SOP) (INSN3OP (MOP,SOP) | FIELDA (62) | FIELDB (62)) 493 #define INSN3OP_0BL(MOP,SOP) (INSN3OP (MOP,SOP) | FIELDA (62) | FIELDC (62)) 494 #define INSN3OP_0LL(MOP,SOP) \ 495 (INSN3OP (MOP,SOP) | FIELDA (62) | FIELDB (62) | FIELDC (62)) 496 #define INSN3OP_ABU(MOP,SOP) (INSN3OP (MOP,SOP) | (0x01 << 22)) 497 #define INSN3OP_ALU(MOP,SOP) (INSN3OP (MOP,SOP) | (0x01 << 22) | FIELDB (62)) 498 #define INSN3OP_0BU(MOP,SOP) (INSN3OP (MOP,SOP) | FIELDA (62) | (0x01 << 22)) 499 #define INSN3OP_0LU(MOP,SOP) \ 500 (INSN3OP (MOP,SOP) | FIELDA (62) | (0x01 << 22) | FIELDB (62)) 501 #define INSN3OP_BBS(MOP,SOP) (INSN3OP (MOP,SOP) | (0x02 << 22)) 502 #define INSN3OP_0LS(MOP,SOP) (INSN3OP (MOP,SOP) | (0x02 << 22) | FIELDB (62)) 503 #define INSN3OP_CBBC(MOP,SOP) (INSN3OP (MOP,SOP) | (0x03 << 22)) 504 #define INSN3OP_CBBL(MOP,SOP) (INSN3OP (MOP,SOP) | (0x03 << 22) | FIELDC (62)) 505 #define INSN3OP_C0LC(MOP,SOP) (INSN3OP (MOP,SOP) | (0x03 << 22) | FIELDB (62)) 506 #define INSN3OP_C0LL(MOP,SOP) \ 507 (INSN3OP (MOP,SOP) | (0x03 << 22) | FIELDC (62) | FIELDB (62)) 508 #define INSN3OP_CBBU(MOP,SOP) (INSN3OP (MOP,SOP) | (0x03 << 22) | (0x01 << 5)) 509 #define INSN3OP_C0LU(MOP,SOP) \ 510 (INSN3OP (MOP,SOP) | (0x03 << 22) | (0x01 << 5) | FIELDB (62)) 511 512 #define MASK_32BIT(VAL) (0xffffffff & (VAL)) 513 514 #define MINSN3OP_ABC (MASK_32BIT (~(FIELDF | FIELDA (63) | FIELDB (63) | FIELDC (63)))) 515 #define MINSN3OP_ALC (MASK_32BIT (~(FIELDF | FIELDA (63) | FIELDC (63)))) 516 #define MINSN3OP_ABL (MASK_32BIT (~(FIELDF | FIELDA (63) | FIELDB (63)))) 517 #define MINSN3OP_ALL (MASK_32BIT (~(FIELDF | FIELDA (63)))) 518 #define MINSN3OP_0BC (MASK_32BIT (~(FIELDF | FIELDB (63) | FIELDC (63)))) 519 #define MINSN3OP_0LC (MASK_32BIT (~(FIELDF | FIELDC (63)))) 520 #define MINSN3OP_0BL (MASK_32BIT (~(FIELDF | FIELDB (63)))) 521 #define MINSN3OP_0LL (MASK_32BIT (~(FIELDF))) 522 #define MINSN3OP_ABU (MASK_32BIT (~(FIELDF | FIELDA (63) | FIELDB (63) | FIELDC (63)))) 523 #define MINSN3OP_ALU (MASK_32BIT (~(FIELDF | FIELDA (63) | FIELDC (63)))) 524 #define MINSN3OP_0BU (MASK_32BIT (~(FIELDF | FIELDB (63) | FIELDC (63)))) 525 #define MINSN3OP_0LU (MASK_32BIT (~(FIELDF | FIELDC (63)))) 526 #define MINSN3OP_BBS (MASK_32BIT (~(FIELDF | FIELDA (63) | FIELDB (63) | FIELDC (63)))) 527 #define MINSN3OP_0LS (MASK_32BIT (~(FIELDF | FIELDA (63) | FIELDC (63)))) 528 #define MINSN3OP_CBBC (MASK_32BIT (~(FIELDF | FIELDQ | FIELDB (63) | FIELDC (63)))) 529 #define MINSN3OP_CBBL (MASK_32BIT (~(FIELDF | FIELDQ | FIELDB (63)))) 530 #define MINSN3OP_C0LC (MASK_32BIT (~(FIELDF | FIELDQ | FIELDC (63)))) 531 #define MINSN3OP_C0LL (MASK_32BIT (~(FIELDF | FIELDQ))) 532 #define MINSN3OP_CBBU (MASK_32BIT (~(FIELDF | FIELDQ | FIELDB (63) | FIELDC (63)))) 533 #define MINSN3OP_C0LU (MASK_32BIT (~(FIELDF | FIELDQ | FIELDC (63)))) 534 535 #define INSN2OP_BC(MOP,SOP) (INSN2OP (MOP,SOP)) 536 #define INSN2OP_BL(MOP,SOP) (INSN2OP (MOP,SOP) | FIELDC (62)) 537 #define INSN2OP_0C(MOP,SOP) (INSN2OP (MOP,SOP) | FIELDB (62)) 538 #define INSN2OP_0L(MOP,SOP) (INSN2OP (MOP,SOP) | FIELDB (62) | FIELDC (62)) 539 #define INSN2OP_BU(MOP,SOP) (INSN2OP (MOP,SOP) | (0x01 << 22)) 540 #define INSN2OP_0U(MOP,SOP) (INSN2OP (MOP,SOP) | (0x01 << 22) | FIELDB (62)) 541 542 #define MINSN2OP_BC (MASK_32BIT ((~(FIELDF | FIELDB (63) | FIELDC (63))))) 543 #define MINSN2OP_BL (MASK_32BIT ((~(FIELDF | FIELDB (63))))) 544 #define MINSN2OP_0C (MASK_32BIT ((~(FIELDF | FIELDC (63))))) 545 #define MINSN2OP_0L (MASK_32BIT ((~(FIELDF)))) 546 #define MINSN2OP_BU (MASK_32BIT ((~(FIELDF | FIELDB (63) | FIELDC (63))))) 547 #define MINSN2OP_0U (MASK_32BIT ((~(FIELDF | FIELDC (63))))) 548 549 /* Various constants used when defining an extension instruction. */ 550 #define ARC_SYNTAX_3OP (1 << 0) 551 #define ARC_SYNTAX_2OP (1 << 1) 552 #define ARC_SYNTAX_1OP (1 << 2) 553 #define ARC_SYNTAX_NOP (1 << 3) 554 #define ARC_SYNTAX_MASK (0x0F) 555 556 #define ARC_OP1_MUST_BE_IMM (1 << 0) 557 #define ARC_OP1_IMM_IMPLIED (1 << 1) 558 559 #define ARC_SUFFIX_NONE (1 << 0) 560 #define ARC_SUFFIX_COND (1 << 1) 561 #define ARC_SUFFIX_FLAG (1 << 2) 562 563 #define ARC_REGISTER_READONLY (1 << 0) 564 #define ARC_REGISTER_WRITEONLY (1 << 1) 565 #define ARC_REGISTER_NOSHORT_CUT (1 << 2) 566 567 /* Constants needed to initialize extension instructions. */ 568 extern const unsigned char flags_none[MAX_INSN_FLGS + 1]; 569 extern const unsigned char flags_f[MAX_INSN_FLGS + 1]; 570 extern const unsigned char flags_cc[MAX_INSN_FLGS + 1]; 571 extern const unsigned char flags_ccf[MAX_INSN_FLGS + 1]; 572 573 extern const unsigned char arg_none[MAX_INSN_ARGS + 1]; 574 extern const unsigned char arg_32bit_rarbrc[MAX_INSN_ARGS + 1]; 575 extern const unsigned char arg_32bit_zarbrc[MAX_INSN_ARGS + 1]; 576 extern const unsigned char arg_32bit_rbrbrc[MAX_INSN_ARGS + 1]; 577 extern const unsigned char arg_32bit_rarbu6[MAX_INSN_ARGS + 1]; 578 extern const unsigned char arg_32bit_zarbu6[MAX_INSN_ARGS + 1]; 579 extern const unsigned char arg_32bit_rbrbu6[MAX_INSN_ARGS + 1]; 580 extern const unsigned char arg_32bit_rbrbs12[MAX_INSN_ARGS + 1]; 581 extern const unsigned char arg_32bit_ralimmrc[MAX_INSN_ARGS + 1]; 582 extern const unsigned char arg_32bit_rarblimm[MAX_INSN_ARGS + 1]; 583 extern const unsigned char arg_32bit_zalimmrc[MAX_INSN_ARGS + 1]; 584 extern const unsigned char arg_32bit_zarblimm[MAX_INSN_ARGS + 1]; 585 586 extern const unsigned char arg_32bit_rbrblimm[MAX_INSN_ARGS + 1]; 587 extern const unsigned char arg_32bit_ralimmu6[MAX_INSN_ARGS + 1]; 588 extern const unsigned char arg_32bit_zalimmu6[MAX_INSN_ARGS + 1]; 589 590 extern const unsigned char arg_32bit_zalimms12[MAX_INSN_ARGS + 1]; 591 extern const unsigned char arg_32bit_ralimmlimm[MAX_INSN_ARGS + 1]; 592 extern const unsigned char arg_32bit_zalimmlimm[MAX_INSN_ARGS + 1]; 593 594 extern const unsigned char arg_32bit_rbrc[MAX_INSN_ARGS + 1]; 595 extern const unsigned char arg_32bit_zarc[MAX_INSN_ARGS + 1]; 596 extern const unsigned char arg_32bit_rbu6[MAX_INSN_ARGS + 1]; 597 extern const unsigned char arg_32bit_zau6[MAX_INSN_ARGS + 1]; 598 extern const unsigned char arg_32bit_rblimm[MAX_INSN_ARGS + 1]; 599 extern const unsigned char arg_32bit_zalimm[MAX_INSN_ARGS + 1]; 600 601 extern const unsigned char arg_32bit_limmrc[MAX_INSN_ARGS + 1]; 602 extern const unsigned char arg_32bit_limmu6[MAX_INSN_ARGS + 1]; 603 extern const unsigned char arg_32bit_limms12[MAX_INSN_ARGS + 1]; 604 extern const unsigned char arg_32bit_limmlimm[MAX_INSN_ARGS + 1]; 605 606 extern const unsigned char arg_32bit_rc[MAX_INSN_ARGS + 1]; 607 extern const unsigned char arg_32bit_u6[MAX_INSN_ARGS + 1]; 608 extern const unsigned char arg_32bit_limm[MAX_INSN_ARGS + 1]; 609 610 /* Address types used in the NPS-400. See page 367 of the NPS-400 CTOP 611 Instruction Set Reference Manual v2.4 for a description of address types. */ 612 613 typedef enum 614 { 615 /* Addresses in memory. */ 616 617 /* Buffer descriptor. */ 618 ARC_NPS400_ADDRTYPE_BD, 619 620 /* Job identifier. */ 621 ARC_NPS400_ADDRTYPE_JID, 622 623 /* Linked Buffer Descriptor. */ 624 ARC_NPS400_ADDRTYPE_LBD, 625 626 /* Multicast Buffer Descriptor. */ 627 ARC_NPS400_ADDRTYPE_MBD, 628 629 /* Summarized Address. */ 630 ARC_NPS400_ADDRTYPE_SD, 631 632 /* SMEM Security Context Local Memory. */ 633 ARC_NPS400_ADDRTYPE_SM, 634 635 /* Extended Address. */ 636 ARC_NPS400_ADDRTYPE_XA, 637 638 /* Extended Summarized Address. */ 639 ARC_NPS400_ADDRTYPE_XD, 640 641 /* CMEM offset addresses. */ 642 643 /* On-demand Counter Descriptor. */ 644 ARC_NPS400_ADDRTYPE_CD, 645 646 /* CMEM Buffer Descriptor. */ 647 ARC_NPS400_ADDRTYPE_CBD, 648 649 /* CMEM Job Identifier. */ 650 ARC_NPS400_ADDRTYPE_CJID, 651 652 /* CMEM Linked Buffer Descriptor. */ 653 ARC_NPS400_ADDRTYPE_CLBD, 654 655 /* CMEM Offset. */ 656 ARC_NPS400_ADDRTYPE_CM, 657 658 /* CMEM Summarized Address. */ 659 ARC_NPS400_ADDRTYPE_CSD, 660 661 /* CMEM Extended Address. */ 662 ARC_NPS400_ADDRTYPE_CXA, 663 664 /* CMEM Extended Summarized Address. */ 665 ARC_NPS400_ADDRTYPE_CXD 666 667 } arc_nps_address_type; 668 669 #define ARC_NUM_ADDRTYPES 16 670 671 #ifdef __cplusplus 672 } 673 #endif 674 675 #endif /* OPCODE_ARC_H */ 676