1 /* Interface between the opcode library and its callers. 2 Written by Cygnus Support, 1993. 3 4 The opcode library (libopcodes.a) provides instruction decoders for 5 a large variety of instruction sets, callable with an identical 6 interface, for making instruction-processing programs more independent 7 of the instruction set being processed. */ 8 9 #ifndef DISAS_DIS_ASM_H 10 #define DISAS_DIS_ASM_H 11 12 #include "qemu/bswap.h" 13 14 typedef void *PTR; 15 typedef uint64_t bfd_vma; 16 typedef int64_t bfd_signed_vma; 17 typedef uint8_t bfd_byte; 18 #define sprintf_vma(s,x) sprintf (s, "%0" PRIx64, x) 19 #define snprintf_vma(s,ss,x) snprintf (s, ss, "%0" PRIx64, x) 20 21 #define BFD64 22 23 enum bfd_flavour { 24 bfd_target_unknown_flavour, 25 bfd_target_aout_flavour, 26 bfd_target_coff_flavour, 27 bfd_target_ecoff_flavour, 28 bfd_target_elf_flavour, 29 bfd_target_ieee_flavour, 30 bfd_target_nlm_flavour, 31 bfd_target_oasys_flavour, 32 bfd_target_tekhex_flavour, 33 bfd_target_srec_flavour, 34 bfd_target_ihex_flavour, 35 bfd_target_som_flavour, 36 bfd_target_os9k_flavour, 37 bfd_target_versados_flavour, 38 bfd_target_msdos_flavour, 39 bfd_target_evax_flavour 40 }; 41 42 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN }; 43 44 enum bfd_architecture 45 { 46 bfd_arch_unknown, /* File arch not known */ 47 bfd_arch_obscure, /* Arch known, not one of these */ 48 bfd_arch_m68k, /* Motorola 68xxx */ 49 #define bfd_mach_m68000 1 50 #define bfd_mach_m68008 2 51 #define bfd_mach_m68010 3 52 #define bfd_mach_m68020 4 53 #define bfd_mach_m68030 5 54 #define bfd_mach_m68040 6 55 #define bfd_mach_m68060 7 56 #define bfd_mach_cpu32 8 57 #define bfd_mach_mcf5200 9 58 #define bfd_mach_mcf5206e 10 59 #define bfd_mach_mcf5307 11 60 #define bfd_mach_mcf5407 12 61 #define bfd_mach_mcf528x 13 62 #define bfd_mach_mcfv4e 14 63 #define bfd_mach_mcf521x 15 64 #define bfd_mach_mcf5249 16 65 #define bfd_mach_mcf547x 17 66 #define bfd_mach_mcf548x 18 67 bfd_arch_vax, /* DEC Vax */ 68 bfd_arch_i960, /* Intel 960 */ 69 /* The order of the following is important. 70 lower number indicates a machine type that 71 only accepts a subset of the instructions 72 available to machines with higher numbers. 73 The exception is the "ca", which is 74 incompatible with all other machines except 75 "core". */ 76 77 #define bfd_mach_i960_core 1 78 #define bfd_mach_i960_ka_sa 2 79 #define bfd_mach_i960_kb_sb 3 80 #define bfd_mach_i960_mc 4 81 #define bfd_mach_i960_xa 5 82 #define bfd_mach_i960_ca 6 83 #define bfd_mach_i960_jx 7 84 #define bfd_mach_i960_hx 8 85 86 bfd_arch_a29k, /* AMD 29000 */ 87 bfd_arch_sparc, /* SPARC */ 88 #define bfd_mach_sparc 1 89 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */ 90 #define bfd_mach_sparc_sparclet 2 91 #define bfd_mach_sparc_sparclite 3 92 #define bfd_mach_sparc_v8plus 4 93 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */ 94 #define bfd_mach_sparc_sparclite_le 6 95 #define bfd_mach_sparc_v9 7 96 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */ 97 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */ 98 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */ 99 /* Nonzero if MACH has the v9 instruction set. */ 100 #define bfd_mach_sparc_v9_p(mach) \ 101 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \ 102 && (mach) != bfd_mach_sparc_sparclite_le) 103 bfd_arch_mips, /* MIPS Rxxxx */ 104 #define bfd_mach_mips3000 3000 105 #define bfd_mach_mips3900 3900 106 #define bfd_mach_mips4000 4000 107 #define bfd_mach_mips4010 4010 108 #define bfd_mach_mips4100 4100 109 #define bfd_mach_mips4300 4300 110 #define bfd_mach_mips4400 4400 111 #define bfd_mach_mips4600 4600 112 #define bfd_mach_mips4650 4650 113 #define bfd_mach_mips5000 5000 114 #define bfd_mach_mips6000 6000 115 #define bfd_mach_mips8000 8000 116 #define bfd_mach_mips10000 10000 117 #define bfd_mach_mips16 16 118 bfd_arch_i386, /* Intel 386 */ 119 #define bfd_mach_i386_i386 0 120 #define bfd_mach_i386_i8086 1 121 #define bfd_mach_i386_i386_intel_syntax 2 122 #define bfd_mach_x86_64 3 123 #define bfd_mach_x86_64_intel_syntax 4 124 bfd_arch_we32k, /* AT&T WE32xxx */ 125 bfd_arch_tahoe, /* CCI/Harris Tahoe */ 126 bfd_arch_i860, /* Intel 860 */ 127 bfd_arch_romp, /* IBM ROMP PC/RT */ 128 bfd_arch_alliant, /* Alliant */ 129 bfd_arch_convex, /* Convex */ 130 bfd_arch_m88k, /* Motorola 88xxx */ 131 bfd_arch_pyramid, /* Pyramid Technology */ 132 bfd_arch_h8300, /* Hitachi H8/300 */ 133 #define bfd_mach_h8300 1 134 #define bfd_mach_h8300h 2 135 #define bfd_mach_h8300s 3 136 bfd_arch_powerpc, /* PowerPC */ 137 #define bfd_mach_ppc 0 138 #define bfd_mach_ppc64 1 139 #define bfd_mach_ppc_403 403 140 #define bfd_mach_ppc_403gc 4030 141 #define bfd_mach_ppc_e500 500 142 #define bfd_mach_ppc_505 505 143 #define bfd_mach_ppc_601 601 144 #define bfd_mach_ppc_602 602 145 #define bfd_mach_ppc_603 603 146 #define bfd_mach_ppc_ec603e 6031 147 #define bfd_mach_ppc_604 604 148 #define bfd_mach_ppc_620 620 149 #define bfd_mach_ppc_630 630 150 #define bfd_mach_ppc_750 750 151 #define bfd_mach_ppc_860 860 152 #define bfd_mach_ppc_a35 35 153 #define bfd_mach_ppc_rs64ii 642 154 #define bfd_mach_ppc_rs64iii 643 155 #define bfd_mach_ppc_7400 7400 156 bfd_arch_rs6000, /* IBM RS/6000 */ 157 bfd_arch_hppa, /* HP PA RISC */ 158 #define bfd_mach_hppa10 10 159 #define bfd_mach_hppa11 11 160 #define bfd_mach_hppa20 20 161 #define bfd_mach_hppa20w 25 162 bfd_arch_d10v, /* Mitsubishi D10V */ 163 bfd_arch_z8k, /* Zilog Z8000 */ 164 #define bfd_mach_z8001 1 165 #define bfd_mach_z8002 2 166 bfd_arch_h8500, /* Hitachi H8/500 */ 167 bfd_arch_sh, /* Hitachi SH */ 168 #define bfd_mach_sh 1 169 #define bfd_mach_sh2 0x20 170 #define bfd_mach_sh_dsp 0x2d 171 #define bfd_mach_sh2a 0x2a 172 #define bfd_mach_sh2a_nofpu 0x2b 173 #define bfd_mach_sh2e 0x2e 174 #define bfd_mach_sh3 0x30 175 #define bfd_mach_sh3_nommu 0x31 176 #define bfd_mach_sh3_dsp 0x3d 177 #define bfd_mach_sh3e 0x3e 178 #define bfd_mach_sh4 0x40 179 #define bfd_mach_sh4_nofpu 0x41 180 #define bfd_mach_sh4_nommu_nofpu 0x42 181 #define bfd_mach_sh4a 0x4a 182 #define bfd_mach_sh4a_nofpu 0x4b 183 #define bfd_mach_sh4al_dsp 0x4d 184 #define bfd_mach_sh5 0x50 185 bfd_arch_alpha, /* Dec Alpha */ 186 #define bfd_mach_alpha 1 187 #define bfd_mach_alpha_ev4 0x10 188 #define bfd_mach_alpha_ev5 0x20 189 #define bfd_mach_alpha_ev6 0x30 190 bfd_arch_arm, /* Advanced Risc Machines ARM */ 191 #define bfd_mach_arm_unknown 0 192 #define bfd_mach_arm_2 1 193 #define bfd_mach_arm_2a 2 194 #define bfd_mach_arm_3 3 195 #define bfd_mach_arm_3M 4 196 #define bfd_mach_arm_4 5 197 #define bfd_mach_arm_4T 6 198 #define bfd_mach_arm_5 7 199 #define bfd_mach_arm_5T 8 200 #define bfd_mach_arm_5TE 9 201 #define bfd_mach_arm_XScale 10 202 #define bfd_mach_arm_ep9312 11 203 #define bfd_mach_arm_iWMMXt 12 204 #define bfd_mach_arm_iWMMXt2 13 205 bfd_arch_ns32k, /* National Semiconductors ns32000 */ 206 bfd_arch_w65, /* WDC 65816 */ 207 bfd_arch_tic30, /* Texas Instruments TMS320C30 */ 208 bfd_arch_v850, /* NEC V850 */ 209 #define bfd_mach_v850 0 210 bfd_arch_arc, /* Argonaut RISC Core */ 211 #define bfd_mach_arc_base 0 212 bfd_arch_m32r, /* Mitsubishi M32R/D */ 213 #define bfd_mach_m32r 0 /* backwards compatibility */ 214 bfd_arch_mn10200, /* Matsushita MN10200 */ 215 bfd_arch_mn10300, /* Matsushita MN10300 */ 216 bfd_arch_avr, /* AVR microcontrollers */ 217 #define bfd_mach_avr1 1 218 #define bfd_mach_avr2 2 219 #define bfd_mach_avr25 25 220 #define bfd_mach_avr3 3 221 #define bfd_mach_avr31 31 222 #define bfd_mach_avr35 35 223 #define bfd_mach_avr4 4 224 #define bfd_mach_avr5 5 225 #define bfd_mach_avr51 51 226 #define bfd_mach_avr6 6 227 #define bfd_mach_avrtiny 100 228 #define bfd_mach_avrxmega1 101 229 #define bfd_mach_avrxmega2 102 230 #define bfd_mach_avrxmega3 103 231 #define bfd_mach_avrxmega4 104 232 #define bfd_mach_avrxmega5 105 233 #define bfd_mach_avrxmega6 106 234 #define bfd_mach_avrxmega7 107 235 bfd_arch_cris, /* Axis CRIS */ 236 #define bfd_mach_cris_v0_v10 255 237 #define bfd_mach_cris_v32 32 238 #define bfd_mach_cris_v10_v32 1032 239 bfd_arch_microblaze, /* Xilinx MicroBlaze. */ 240 bfd_arch_moxie, /* The Moxie core. */ 241 bfd_arch_ia64, /* HP/Intel ia64 */ 242 #define bfd_mach_ia64_elf64 64 243 #define bfd_mach_ia64_elf32 32 244 bfd_arch_nios2, /* Nios II */ 245 #define bfd_mach_nios2 0 246 #define bfd_mach_nios2r1 1 247 #define bfd_mach_nios2r2 2 248 bfd_arch_rx, /* Renesas RX */ 249 #define bfd_mach_rx 0x75 250 #define bfd_mach_rx_v2 0x76 251 #define bfd_mach_rx_v3 0x77 252 bfd_arch_loongarch, 253 bfd_arch_last 254 }; 255 #define bfd_mach_s390_31 31 256 #define bfd_mach_s390_64 64 257 258 typedef struct symbol_cache_entry 259 { 260 const char *name; 261 union 262 { 263 PTR p; 264 bfd_vma i; 265 } udata; 266 } asymbol; 267 268 typedef int (*fprintf_function)(FILE *f, const char *fmt, ...) 269 G_GNUC_PRINTF(2, 3); 270 271 enum dis_insn_type { 272 dis_noninsn, /* Not a valid instruction */ 273 dis_nonbranch, /* Not a branch instruction */ 274 dis_branch, /* Unconditional branch */ 275 dis_condbranch, /* Conditional branch */ 276 dis_jsr, /* Jump to subroutine */ 277 dis_condjsr, /* Conditional jump to subroutine */ 278 dis_dref, /* Data reference instruction */ 279 dis_dref2 /* Two data references in instruction */ 280 }; 281 282 /* This struct is passed into the instruction decoding routine, 283 and is passed back out into each callback. The various fields are used 284 for conveying information from your main routine into your callbacks, 285 for passing information into the instruction decoders (such as the 286 addresses of the callback functions), or for passing information 287 back from the instruction decoders to their callers. 288 289 It must be initialized before it is first passed; this can be done 290 by hand, or using one of the initialization macros below. */ 291 292 typedef struct disassemble_info { 293 fprintf_function fprintf_func; 294 FILE *stream; 295 PTR application_data; 296 297 /* Target description. We could replace this with a pointer to the bfd, 298 but that would require one. There currently isn't any such requirement 299 so to avoid introducing one we record these explicitly. */ 300 /* The bfd_flavour. This can be bfd_target_unknown_flavour. */ 301 enum bfd_flavour flavour; 302 /* The bfd_arch value. */ 303 enum bfd_architecture arch; 304 /* The bfd_mach value. */ 305 unsigned long mach; 306 /* Endianness (for bi-endian cpus). Mono-endian cpus can ignore this. */ 307 enum bfd_endian endian; 308 309 /* An array of pointers to symbols either at the location being disassembled 310 or at the start of the function being disassembled. The array is sorted 311 so that the first symbol is intended to be the one used. The others are 312 present for any misc. purposes. This is not set reliably, but if it is 313 not NULL, it is correct. */ 314 asymbol **symbols; 315 /* Number of symbols in array. */ 316 int num_symbols; 317 318 /* For use by the disassembler. 319 The top 16 bits are reserved for public use (and are documented here). 320 The bottom 16 bits are for the internal use of the disassembler. */ 321 unsigned long flags; 322 #define INSN_HAS_RELOC 0x80000000 323 #define INSN_ARM_BE32 0x00010000 324 PTR private_data; 325 326 /* Function used to get bytes to disassemble. MEMADDR is the 327 address of the stuff to be disassembled, MYADDR is the address to 328 put the bytes in, and LENGTH is the number of bytes to read. 329 INFO is a pointer to this struct. 330 Returns an errno value or 0 for success. */ 331 int (*read_memory_func) 332 (bfd_vma memaddr, bfd_byte *myaddr, int length, 333 struct disassemble_info *info); 334 335 /* Function which should be called if we get an error that we can't 336 recover from. STATUS is the errno value from read_memory_func and 337 MEMADDR is the address that we were trying to read. INFO is a 338 pointer to this struct. */ 339 void (*memory_error_func) 340 (int status, bfd_vma memaddr, struct disassemble_info *info); 341 342 /* Function called to print ADDR. */ 343 void (*print_address_func) 344 (bfd_vma addr, struct disassemble_info *info); 345 346 /* Function called to print an instruction. The function is architecture 347 * specific. 348 */ 349 int (*print_insn)(bfd_vma addr, struct disassemble_info *info); 350 351 /* Function called to determine if there is a symbol at the given ADDR. 352 If there is, the function returns 1, otherwise it returns 0. 353 This is used by ports which support an overlay manager where 354 the overlay number is held in the top part of an address. In 355 some circumstances we want to include the overlay number in the 356 address, (normally because there is a symbol associated with 357 that address), but sometimes we want to mask out the overlay bits. */ 358 int (* symbol_at_address_func) 359 (bfd_vma addr, struct disassemble_info * info); 360 361 /* These are for buffer_read_memory. */ 362 const bfd_byte *buffer; 363 bfd_vma buffer_vma; 364 int buffer_length; 365 366 /* This variable may be set by the instruction decoder. It suggests 367 the number of bytes objdump should display on a single line. If 368 the instruction decoder sets this, it should always set it to 369 the same value in order to get reasonable looking output. */ 370 int bytes_per_line; 371 372 /* the next two variables control the way objdump displays the raw data */ 373 /* For example, if bytes_per_line is 8 and bytes_per_chunk is 4, the */ 374 /* output will look like this: 375 00: 00000000 00000000 376 with the chunks displayed according to "display_endian". */ 377 int bytes_per_chunk; 378 enum bfd_endian display_endian; 379 380 /* Results from instruction decoders. Not all decoders yet support 381 this information. This info is set each time an instruction is 382 decoded, and is only valid for the last such instruction. 383 384 To determine whether this decoder supports this information, set 385 insn_info_valid to 0, decode an instruction, then check it. */ 386 387 char insn_info_valid; /* Branch info has been set. */ 388 char branch_delay_insns; /* How many sequential insn's will run before 389 a branch takes effect. (0 = normal) */ 390 char data_size; /* Size of data reference in insn, in bytes */ 391 enum dis_insn_type insn_type; /* Type of instruction */ 392 bfd_vma target; /* Target address of branch or dref, if known; 393 zero if unknown. */ 394 bfd_vma target2; /* Second target address for dref2 */ 395 396 /* Command line options specific to the target disassembler. */ 397 char * disassembler_options; 398 399 /* Field intended to be used by targets in any way they deem suitable. */ 400 int64_t target_info; 401 402 /* Options for Capstone disassembly. */ 403 int cap_arch; 404 int cap_mode; 405 int cap_insn_unit; 406 int cap_insn_split; 407 408 } disassemble_info; 409 410 /* Standard disassemblers. Disassemble one instruction at the given 411 target address. Return number of bytes processed. */ 412 typedef int (*disassembler_ftype) (bfd_vma, disassemble_info *); 413 414 int print_insn_tci(bfd_vma, disassemble_info*); 415 int print_insn_big_mips (bfd_vma, disassemble_info*); 416 int print_insn_little_mips (bfd_vma, disassemble_info*); 417 int print_insn_nanomips (bfd_vma, disassemble_info*); 418 int print_insn_m68k (bfd_vma, disassemble_info*); 419 int print_insn_z8001 (bfd_vma, disassemble_info*); 420 int print_insn_z8002 (bfd_vma, disassemble_info*); 421 int print_insn_h8300 (bfd_vma, disassemble_info*); 422 int print_insn_h8300h (bfd_vma, disassemble_info*); 423 int print_insn_h8300s (bfd_vma, disassemble_info*); 424 int print_insn_h8500 (bfd_vma, disassemble_info*); 425 int print_insn_arm_a64 (bfd_vma, disassemble_info*); 426 int print_insn_alpha (bfd_vma, disassemble_info*); 427 disassembler_ftype arc_get_disassembler (int, int); 428 int print_insn_sparc (bfd_vma, disassemble_info*); 429 int print_insn_big_a29k (bfd_vma, disassemble_info*); 430 int print_insn_little_a29k (bfd_vma, disassemble_info*); 431 int print_insn_i960 (bfd_vma, disassemble_info*); 432 int print_insn_sh (bfd_vma, disassemble_info*); 433 int print_insn_shl (bfd_vma, disassemble_info*); 434 int print_insn_hppa (bfd_vma, disassemble_info*); 435 int print_insn_m32r (bfd_vma, disassemble_info*); 436 int print_insn_m88k (bfd_vma, disassemble_info*); 437 int print_insn_mn10200 (bfd_vma, disassemble_info*); 438 int print_insn_mn10300 (bfd_vma, disassemble_info*); 439 int print_insn_ns32k (bfd_vma, disassemble_info*); 440 int print_insn_big_powerpc (bfd_vma, disassemble_info*); 441 int print_insn_little_powerpc (bfd_vma, disassemble_info*); 442 int print_insn_rs6000 (bfd_vma, disassemble_info*); 443 int print_insn_w65 (bfd_vma, disassemble_info*); 444 int print_insn_d10v (bfd_vma, disassemble_info*); 445 int print_insn_v850 (bfd_vma, disassemble_info*); 446 int print_insn_tic30 (bfd_vma, disassemble_info*); 447 int print_insn_crisv32 (bfd_vma, disassemble_info*); 448 int print_insn_crisv10 (bfd_vma, disassemble_info*); 449 int print_insn_microblaze (bfd_vma, disassemble_info*); 450 int print_insn_ia64 (bfd_vma, disassemble_info*); 451 int print_insn_nios2(bfd_vma, disassemble_info*); 452 int print_insn_xtensa (bfd_vma, disassemble_info*); 453 int print_insn_riscv32 (bfd_vma, disassemble_info*); 454 int print_insn_riscv64 (bfd_vma, disassemble_info*); 455 int print_insn_riscv128 (bfd_vma, disassemble_info*); 456 int print_insn_rx(bfd_vma, disassemble_info *); 457 int print_insn_hexagon(bfd_vma, disassemble_info *); 458 int print_insn_loongarch(bfd_vma, disassemble_info *); 459 460 #ifdef CONFIG_CAPSTONE 461 bool cap_disas_target(disassemble_info *info, uint64_t pc, size_t size); 462 bool cap_disas_host(disassemble_info *info, const void *code, size_t size); 463 bool cap_disas_monitor(disassemble_info *info, uint64_t pc, int count); 464 bool cap_disas_plugin(disassemble_info *info, uint64_t pc, size_t size); 465 #else 466 # define cap_disas_target(i, p, s) false 467 # define cap_disas_host(i, p, s) false 468 # define cap_disas_monitor(i, p, c) false 469 # define cap_disas_plugin(i, p, c) false 470 #endif /* CONFIG_CAPSTONE */ 471 472 #ifndef ATTRIBUTE_UNUSED 473 #define ATTRIBUTE_UNUSED __attribute__((unused)) 474 #endif 475 476 /* from libbfd */ 477 478 static inline bfd_vma bfd_getl64(const bfd_byte *addr) 479 { 480 return ldq_le_p(addr); 481 } 482 483 static inline bfd_vma bfd_getl32(const bfd_byte *addr) 484 { 485 return (uint32_t)ldl_le_p(addr); 486 } 487 488 static inline bfd_vma bfd_getl16(const bfd_byte *addr) 489 { 490 return lduw_le_p(addr); 491 } 492 493 static inline bfd_vma bfd_getb32(const bfd_byte *addr) 494 { 495 return (uint32_t)ldl_be_p(addr); 496 } 497 498 static inline bfd_vma bfd_getb16(const bfd_byte *addr) 499 { 500 return lduw_be_p(addr); 501 } 502 503 typedef bool bfd_boolean; 504 505 #endif /* DISAS_DIS_ASM_H */ 506