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 typedef void *PTR; 13 typedef uint64_t bfd_vma; 14 typedef int64_t bfd_signed_vma; 15 typedef uint8_t bfd_byte; 16 #define sprintf_vma(s,x) sprintf (s, "%0" PRIx64, x) 17 #define snprintf_vma(s,ss,x) snprintf (s, ss, "%0" PRIx64, x) 18 19 #define BFD64 20 21 enum bfd_flavour { 22 bfd_target_unknown_flavour, 23 bfd_target_aout_flavour, 24 bfd_target_coff_flavour, 25 bfd_target_ecoff_flavour, 26 bfd_target_elf_flavour, 27 bfd_target_ieee_flavour, 28 bfd_target_nlm_flavour, 29 bfd_target_oasys_flavour, 30 bfd_target_tekhex_flavour, 31 bfd_target_srec_flavour, 32 bfd_target_ihex_flavour, 33 bfd_target_som_flavour, 34 bfd_target_os9k_flavour, 35 bfd_target_versados_flavour, 36 bfd_target_msdos_flavour, 37 bfd_target_evax_flavour 38 }; 39 40 enum bfd_endian { BFD_ENDIAN_BIG, BFD_ENDIAN_LITTLE, BFD_ENDIAN_UNKNOWN }; 41 42 enum bfd_architecture 43 { 44 bfd_arch_unknown, /* File arch not known */ 45 bfd_arch_obscure, /* Arch known, not one of these */ 46 bfd_arch_m68k, /* Motorola 68xxx */ 47 #define bfd_mach_m68000 1 48 #define bfd_mach_m68008 2 49 #define bfd_mach_m68010 3 50 #define bfd_mach_m68020 4 51 #define bfd_mach_m68030 5 52 #define bfd_mach_m68040 6 53 #define bfd_mach_m68060 7 54 #define bfd_mach_cpu32 8 55 #define bfd_mach_mcf5200 9 56 #define bfd_mach_mcf5206e 10 57 #define bfd_mach_mcf5307 11 58 #define bfd_mach_mcf5407 12 59 #define bfd_mach_mcf528x 13 60 #define bfd_mach_mcfv4e 14 61 #define bfd_mach_mcf521x 15 62 #define bfd_mach_mcf5249 16 63 #define bfd_mach_mcf547x 17 64 #define bfd_mach_mcf548x 18 65 bfd_arch_vax, /* DEC Vax */ 66 bfd_arch_i960, /* Intel 960 */ 67 /* The order of the following is important. 68 lower number indicates a machine type that 69 only accepts a subset of the instructions 70 available to machines with higher numbers. 71 The exception is the "ca", which is 72 incompatible with all other machines except 73 "core". */ 74 75 #define bfd_mach_i960_core 1 76 #define bfd_mach_i960_ka_sa 2 77 #define bfd_mach_i960_kb_sb 3 78 #define bfd_mach_i960_mc 4 79 #define bfd_mach_i960_xa 5 80 #define bfd_mach_i960_ca 6 81 #define bfd_mach_i960_jx 7 82 #define bfd_mach_i960_hx 8 83 84 bfd_arch_a29k, /* AMD 29000 */ 85 bfd_arch_sparc, /* SPARC */ 86 #define bfd_mach_sparc 1 87 /* The difference between v8plus and v9 is that v9 is a true 64 bit env. */ 88 #define bfd_mach_sparc_sparclet 2 89 #define bfd_mach_sparc_sparclite 3 90 #define bfd_mach_sparc_v8plus 4 91 #define bfd_mach_sparc_v8plusa 5 /* with ultrasparc add'ns. */ 92 #define bfd_mach_sparc_sparclite_le 6 93 #define bfd_mach_sparc_v9 7 94 #define bfd_mach_sparc_v9a 8 /* with ultrasparc add'ns. */ 95 #define bfd_mach_sparc_v8plusb 9 /* with cheetah add'ns. */ 96 #define bfd_mach_sparc_v9b 10 /* with cheetah add'ns. */ 97 /* Nonzero if MACH has the v9 instruction set. */ 98 #define bfd_mach_sparc_v9_p(mach) \ 99 ((mach) >= bfd_mach_sparc_v8plus && (mach) <= bfd_mach_sparc_v9b \ 100 && (mach) != bfd_mach_sparc_sparclite_le) 101 bfd_arch_mips, /* MIPS Rxxxx */ 102 #define bfd_mach_mips3000 3000 103 #define bfd_mach_mips3900 3900 104 #define bfd_mach_mips4000 4000 105 #define bfd_mach_mips4010 4010 106 #define bfd_mach_mips4100 4100 107 #define bfd_mach_mips4300 4300 108 #define bfd_mach_mips4400 4400 109 #define bfd_mach_mips4600 4600 110 #define bfd_mach_mips4650 4650 111 #define bfd_mach_mips5000 5000 112 #define bfd_mach_mips6000 6000 113 #define bfd_mach_mips8000 8000 114 #define bfd_mach_mips10000 10000 115 #define bfd_mach_mips16 16 116 bfd_arch_i386, /* Intel 386 */ 117 #define bfd_mach_i386_i386 0 118 #define bfd_mach_i386_i8086 1 119 #define bfd_mach_i386_i386_intel_syntax 2 120 #define bfd_mach_x86_64 3 121 #define bfd_mach_x86_64_intel_syntax 4 122 bfd_arch_we32k, /* AT&T WE32xxx */ 123 bfd_arch_tahoe, /* CCI/Harris Tahoe */ 124 bfd_arch_i860, /* Intel 860 */ 125 bfd_arch_romp, /* IBM ROMP PC/RT */ 126 bfd_arch_alliant, /* Alliant */ 127 bfd_arch_convex, /* Convex */ 128 bfd_arch_m88k, /* Motorola 88xxx */ 129 bfd_arch_pyramid, /* Pyramid Technology */ 130 bfd_arch_h8300, /* Hitachi H8/300 */ 131 #define bfd_mach_h8300 1 132 #define bfd_mach_h8300h 2 133 #define bfd_mach_h8300s 3 134 bfd_arch_powerpc, /* PowerPC */ 135 #define bfd_mach_ppc 0 136 #define bfd_mach_ppc64 1 137 #define bfd_mach_ppc_403 403 138 #define bfd_mach_ppc_403gc 4030 139 #define bfd_mach_ppc_e500 500 140 #define bfd_mach_ppc_505 505 141 #define bfd_mach_ppc_601 601 142 #define bfd_mach_ppc_602 602 143 #define bfd_mach_ppc_603 603 144 #define bfd_mach_ppc_ec603e 6031 145 #define bfd_mach_ppc_604 604 146 #define bfd_mach_ppc_620 620 147 #define bfd_mach_ppc_630 630 148 #define bfd_mach_ppc_750 750 149 #define bfd_mach_ppc_860 860 150 #define bfd_mach_ppc_a35 35 151 #define bfd_mach_ppc_rs64ii 642 152 #define bfd_mach_ppc_rs64iii 643 153 #define bfd_mach_ppc_7400 7400 154 bfd_arch_rs6000, /* IBM RS/6000 */ 155 bfd_arch_hppa, /* HP PA RISC */ 156 #define bfd_mach_hppa10 10 157 #define bfd_mach_hppa11 11 158 #define bfd_mach_hppa20 20 159 #define bfd_mach_hppa20w 25 160 bfd_arch_d10v, /* Mitsubishi D10V */ 161 bfd_arch_z8k, /* Zilog Z8000 */ 162 #define bfd_mach_z8001 1 163 #define bfd_mach_z8002 2 164 bfd_arch_h8500, /* Hitachi H8/500 */ 165 bfd_arch_sh, /* Hitachi SH */ 166 #define bfd_mach_sh 1 167 #define bfd_mach_sh2 0x20 168 #define bfd_mach_sh_dsp 0x2d 169 #define bfd_mach_sh2a 0x2a 170 #define bfd_mach_sh2a_nofpu 0x2b 171 #define bfd_mach_sh2e 0x2e 172 #define bfd_mach_sh3 0x30 173 #define bfd_mach_sh3_nommu 0x31 174 #define bfd_mach_sh3_dsp 0x3d 175 #define bfd_mach_sh3e 0x3e 176 #define bfd_mach_sh4 0x40 177 #define bfd_mach_sh4_nofpu 0x41 178 #define bfd_mach_sh4_nommu_nofpu 0x42 179 #define bfd_mach_sh4a 0x4a 180 #define bfd_mach_sh4a_nofpu 0x4b 181 #define bfd_mach_sh4al_dsp 0x4d 182 #define bfd_mach_sh5 0x50 183 bfd_arch_alpha, /* Dec Alpha */ 184 #define bfd_mach_alpha 1 185 #define bfd_mach_alpha_ev4 0x10 186 #define bfd_mach_alpha_ev5 0x20 187 #define bfd_mach_alpha_ev6 0x30 188 bfd_arch_arm, /* Advanced Risc Machines ARM */ 189 #define bfd_mach_arm_unknown 0 190 #define bfd_mach_arm_2 1 191 #define bfd_mach_arm_2a 2 192 #define bfd_mach_arm_3 3 193 #define bfd_mach_arm_3M 4 194 #define bfd_mach_arm_4 5 195 #define bfd_mach_arm_4T 6 196 #define bfd_mach_arm_5 7 197 #define bfd_mach_arm_5T 8 198 #define bfd_mach_arm_5TE 9 199 #define bfd_mach_arm_XScale 10 200 #define bfd_mach_arm_ep9312 11 201 #define bfd_mach_arm_iWMMXt 12 202 #define bfd_mach_arm_iWMMXt2 13 203 bfd_arch_ns32k, /* National Semiconductors ns32000 */ 204 bfd_arch_w65, /* WDC 65816 */ 205 bfd_arch_tic30, /* Texas Instruments TMS320C30 */ 206 bfd_arch_v850, /* NEC V850 */ 207 #define bfd_mach_v850 0 208 bfd_arch_arc, /* Argonaut RISC Core */ 209 #define bfd_mach_arc_base 0 210 bfd_arch_m32r, /* Mitsubishi M32R/D */ 211 #define bfd_mach_m32r 0 /* backwards compatibility */ 212 bfd_arch_mn10200, /* Matsushita MN10200 */ 213 bfd_arch_mn10300, /* Matsushita MN10300 */ 214 bfd_arch_cris, /* Axis CRIS */ 215 #define bfd_mach_cris_v0_v10 255 216 #define bfd_mach_cris_v32 32 217 #define bfd_mach_cris_v10_v32 1032 218 bfd_arch_microblaze, /* Xilinx MicroBlaze. */ 219 bfd_arch_moxie, /* The Moxie core. */ 220 bfd_arch_ia64, /* HP/Intel ia64 */ 221 #define bfd_mach_ia64_elf64 64 222 #define bfd_mach_ia64_elf32 32 223 bfd_arch_nios2, /* Nios II */ 224 #define bfd_mach_nios2 0 225 #define bfd_mach_nios2r1 1 226 #define bfd_mach_nios2r2 2 227 bfd_arch_lm32, /* Lattice Mico32 */ 228 #define bfd_mach_lm32 1 229 bfd_arch_rx, /* Renesas RX */ 230 #define bfd_mach_rx 0x75 231 #define bfd_mach_rx_v2 0x76 232 #define bfd_mach_rx_v3 0x77 233 bfd_arch_last 234 }; 235 #define bfd_mach_s390_31 31 236 #define bfd_mach_s390_64 64 237 238 typedef struct symbol_cache_entry 239 { 240 const char *name; 241 union 242 { 243 PTR p; 244 bfd_vma i; 245 } udata; 246 } asymbol; 247 248 typedef int (*fprintf_function)(FILE *f, const char *fmt, ...) 249 GCC_FMT_ATTR(2, 3); 250 251 enum dis_insn_type { 252 dis_noninsn, /* Not a valid instruction */ 253 dis_nonbranch, /* Not a branch instruction */ 254 dis_branch, /* Unconditional branch */ 255 dis_condbranch, /* Conditional branch */ 256 dis_jsr, /* Jump to subroutine */ 257 dis_condjsr, /* Conditional jump to subroutine */ 258 dis_dref, /* Data reference instruction */ 259 dis_dref2 /* Two data references in instruction */ 260 }; 261 262 /* This struct is passed into the instruction decoding routine, 263 and is passed back out into each callback. The various fields are used 264 for conveying information from your main routine into your callbacks, 265 for passing information into the instruction decoders (such as the 266 addresses of the callback functions), or for passing information 267 back from the instruction decoders to their callers. 268 269 It must be initialized before it is first passed; this can be done 270 by hand, or using one of the initialization macros below. */ 271 272 typedef struct disassemble_info { 273 fprintf_function fprintf_func; 274 FILE *stream; 275 PTR application_data; 276 277 /* Target description. We could replace this with a pointer to the bfd, 278 but that would require one. There currently isn't any such requirement 279 so to avoid introducing one we record these explicitly. */ 280 /* The bfd_flavour. This can be bfd_target_unknown_flavour. */ 281 enum bfd_flavour flavour; 282 /* The bfd_arch value. */ 283 enum bfd_architecture arch; 284 /* The bfd_mach value. */ 285 unsigned long mach; 286 /* Endianness (for bi-endian cpus). Mono-endian cpus can ignore this. */ 287 enum bfd_endian endian; 288 289 /* An array of pointers to symbols either at the location being disassembled 290 or at the start of the function being disassembled. The array is sorted 291 so that the first symbol is intended to be the one used. The others are 292 present for any misc. purposes. This is not set reliably, but if it is 293 not NULL, it is correct. */ 294 asymbol **symbols; 295 /* Number of symbols in array. */ 296 int num_symbols; 297 298 /* For use by the disassembler. 299 The top 16 bits are reserved for public use (and are documented here). 300 The bottom 16 bits are for the internal use of the disassembler. */ 301 unsigned long flags; 302 #define INSN_HAS_RELOC 0x80000000 303 #define INSN_ARM_BE32 0x00010000 304 PTR private_data; 305 306 /* Function used to get bytes to disassemble. MEMADDR is the 307 address of the stuff to be disassembled, MYADDR is the address to 308 put the bytes in, and LENGTH is the number of bytes to read. 309 INFO is a pointer to this struct. 310 Returns an errno value or 0 for success. */ 311 int (*read_memory_func) 312 (bfd_vma memaddr, bfd_byte *myaddr, int length, 313 struct disassemble_info *info); 314 315 /* Function which should be called if we get an error that we can't 316 recover from. STATUS is the errno value from read_memory_func and 317 MEMADDR is the address that we were trying to read. INFO is a 318 pointer to this struct. */ 319 void (*memory_error_func) 320 (int status, bfd_vma memaddr, struct disassemble_info *info); 321 322 /* Function called to print ADDR. */ 323 void (*print_address_func) 324 (bfd_vma addr, struct disassemble_info *info); 325 326 /* Function called to print an instruction. The function is architecture 327 * specific. 328 */ 329 int (*print_insn)(bfd_vma addr, struct disassemble_info *info); 330 331 /* Function called to determine if there is a symbol at the given ADDR. 332 If there is, the function returns 1, otherwise it returns 0. 333 This is used by ports which support an overlay manager where 334 the overlay number is held in the top part of an address. In 335 some circumstances we want to include the overlay number in the 336 address, (normally because there is a symbol associated with 337 that address), but sometimes we want to mask out the overlay bits. */ 338 int (* symbol_at_address_func) 339 (bfd_vma addr, struct disassemble_info * info); 340 341 /* These are for buffer_read_memory. */ 342 bfd_byte *buffer; 343 bfd_vma buffer_vma; 344 int buffer_length; 345 346 /* This variable may be set by the instruction decoder. It suggests 347 the number of bytes objdump should display on a single line. If 348 the instruction decoder sets this, it should always set it to 349 the same value in order to get reasonable looking output. */ 350 int bytes_per_line; 351 352 /* the next two variables control the way objdump displays the raw data */ 353 /* For example, if bytes_per_line is 8 and bytes_per_chunk is 4, the */ 354 /* output will look like this: 355 00: 00000000 00000000 356 with the chunks displayed according to "display_endian". */ 357 int bytes_per_chunk; 358 enum bfd_endian display_endian; 359 360 /* Results from instruction decoders. Not all decoders yet support 361 this information. This info is set each time an instruction is 362 decoded, and is only valid for the last such instruction. 363 364 To determine whether this decoder supports this information, set 365 insn_info_valid to 0, decode an instruction, then check it. */ 366 367 char insn_info_valid; /* Branch info has been set. */ 368 char branch_delay_insns; /* How many sequential insn's will run before 369 a branch takes effect. (0 = normal) */ 370 char data_size; /* Size of data reference in insn, in bytes */ 371 enum dis_insn_type insn_type; /* Type of instruction */ 372 bfd_vma target; /* Target address of branch or dref, if known; 373 zero if unknown. */ 374 bfd_vma target2; /* Second target address for dref2 */ 375 376 /* Command line options specific to the target disassembler. */ 377 char * disassembler_options; 378 379 /* Field intended to be used by targets in any way they deem suitable. */ 380 int64_t target_info; 381 382 /* Options for Capstone disassembly. */ 383 int cap_arch; 384 int cap_mode; 385 int cap_insn_unit; 386 int cap_insn_split; 387 388 } disassemble_info; 389 390 391 /* Standard disassemblers. Disassemble one instruction at the given 392 target address. Return number of bytes processed. */ 393 typedef int (*disassembler_ftype) (bfd_vma, disassemble_info *); 394 395 int print_insn_tci(bfd_vma, disassemble_info*); 396 int print_insn_big_mips (bfd_vma, disassemble_info*); 397 int print_insn_little_mips (bfd_vma, disassemble_info*); 398 int print_insn_nanomips (bfd_vma, disassemble_info*); 399 int print_insn_i386 (bfd_vma, disassemble_info*); 400 int print_insn_m68k (bfd_vma, disassemble_info*); 401 int print_insn_z8001 (bfd_vma, disassemble_info*); 402 int print_insn_z8002 (bfd_vma, disassemble_info*); 403 int print_insn_h8300 (bfd_vma, disassemble_info*); 404 int print_insn_h8300h (bfd_vma, disassemble_info*); 405 int print_insn_h8300s (bfd_vma, disassemble_info*); 406 int print_insn_h8500 (bfd_vma, disassemble_info*); 407 int print_insn_arm_a64 (bfd_vma, disassemble_info*); 408 int print_insn_alpha (bfd_vma, disassemble_info*); 409 disassembler_ftype arc_get_disassembler (int, int); 410 int print_insn_arm (bfd_vma, disassemble_info*); 411 int print_insn_sparc (bfd_vma, disassemble_info*); 412 int print_insn_big_a29k (bfd_vma, disassemble_info*); 413 int print_insn_little_a29k (bfd_vma, disassemble_info*); 414 int print_insn_i960 (bfd_vma, disassemble_info*); 415 int print_insn_sh (bfd_vma, disassemble_info*); 416 int print_insn_shl (bfd_vma, disassemble_info*); 417 int print_insn_hppa (bfd_vma, disassemble_info*); 418 int print_insn_m32r (bfd_vma, disassemble_info*); 419 int print_insn_m88k (bfd_vma, disassemble_info*); 420 int print_insn_mn10200 (bfd_vma, disassemble_info*); 421 int print_insn_mn10300 (bfd_vma, disassemble_info*); 422 int print_insn_moxie (bfd_vma, disassemble_info*); 423 int print_insn_ns32k (bfd_vma, disassemble_info*); 424 int print_insn_big_powerpc (bfd_vma, disassemble_info*); 425 int print_insn_little_powerpc (bfd_vma, disassemble_info*); 426 int print_insn_rs6000 (bfd_vma, disassemble_info*); 427 int print_insn_w65 (bfd_vma, disassemble_info*); 428 int print_insn_d10v (bfd_vma, disassemble_info*); 429 int print_insn_v850 (bfd_vma, disassemble_info*); 430 int print_insn_tic30 (bfd_vma, disassemble_info*); 431 int print_insn_ppc (bfd_vma, disassemble_info*); 432 int print_insn_s390 (bfd_vma, disassemble_info*); 433 int print_insn_crisv32 (bfd_vma, disassemble_info*); 434 int print_insn_crisv10 (bfd_vma, disassemble_info*); 435 int print_insn_microblaze (bfd_vma, disassemble_info*); 436 int print_insn_ia64 (bfd_vma, disassemble_info*); 437 int print_insn_lm32 (bfd_vma, disassemble_info*); 438 int print_insn_big_nios2 (bfd_vma, disassemble_info*); 439 int print_insn_little_nios2 (bfd_vma, disassemble_info*); 440 int print_insn_xtensa (bfd_vma, disassemble_info*); 441 int print_insn_riscv32 (bfd_vma, disassemble_info*); 442 int print_insn_riscv64 (bfd_vma, disassemble_info*); 443 int print_insn_rx(bfd_vma, disassemble_info *); 444 445 #if 0 446 /* Fetch the disassembler for a given BFD, if that support is available. */ 447 disassembler_ftype disassembler(bfd *); 448 #endif 449 450 451 /* This block of definitions is for particular callers who read instructions 452 into a buffer before calling the instruction decoder. */ 453 454 /* Here is a function which callers may wish to use for read_memory_func. 455 It gets bytes from a buffer. */ 456 int buffer_read_memory(bfd_vma, bfd_byte *, int, struct disassemble_info *); 457 458 /* This function goes with buffer_read_memory. 459 It prints a message using info->fprintf_func and info->stream. */ 460 void perror_memory(int, bfd_vma, struct disassemble_info *); 461 462 463 /* Just print the address in hex. This is included for completeness even 464 though both GDB and objdump provide their own (to print symbolic 465 addresses). */ 466 void generic_print_address(bfd_vma, struct disassemble_info *); 467 468 /* Always true. */ 469 int generic_symbol_at_address(bfd_vma, struct disassemble_info *); 470 471 /* Macro to initialize a disassemble_info struct. This should be called 472 by all applications creating such a struct. */ 473 #define INIT_DISASSEMBLE_INFO(INFO, STREAM, FPRINTF_FUNC) \ 474 (INFO).flavour = bfd_target_unknown_flavour, \ 475 (INFO).arch = bfd_arch_unknown, \ 476 (INFO).mach = 0, \ 477 (INFO).endian = BFD_ENDIAN_UNKNOWN, \ 478 INIT_DISASSEMBLE_INFO_NO_ARCH(INFO, STREAM, FPRINTF_FUNC) 479 480 /* Call this macro to initialize only the internal variables for the 481 disassembler. Architecture dependent things such as byte order, or machine 482 variant are not touched by this macro. This makes things much easier for 483 GDB which must initialize these things separately. */ 484 485 #define INIT_DISASSEMBLE_INFO_NO_ARCH(INFO, STREAM, FPRINTF_FUNC) \ 486 (INFO).fprintf_func = (FPRINTF_FUNC), \ 487 (INFO).stream = (STREAM), \ 488 (INFO).symbols = NULL, \ 489 (INFO).num_symbols = 0, \ 490 (INFO).private_data = NULL, \ 491 (INFO).buffer = NULL, \ 492 (INFO).buffer_vma = 0, \ 493 (INFO).buffer_length = 0, \ 494 (INFO).read_memory_func = buffer_read_memory, \ 495 (INFO).memory_error_func = perror_memory, \ 496 (INFO).print_address_func = generic_print_address, \ 497 (INFO).print_insn = NULL, \ 498 (INFO).symbol_at_address_func = generic_symbol_at_address, \ 499 (INFO).flags = 0, \ 500 (INFO).bytes_per_line = 0, \ 501 (INFO).bytes_per_chunk = 0, \ 502 (INFO).display_endian = BFD_ENDIAN_UNKNOWN, \ 503 (INFO).disassembler_options = NULL, \ 504 (INFO).insn_info_valid = 0 505 506 #ifndef ATTRIBUTE_UNUSED 507 #define ATTRIBUTE_UNUSED __attribute__((unused)) 508 #endif 509 510 /* from libbfd */ 511 512 bfd_vma bfd_getl64 (const bfd_byte *addr); 513 bfd_vma bfd_getl32 (const bfd_byte *addr); 514 bfd_vma bfd_getb32 (const bfd_byte *addr); 515 bfd_vma bfd_getl16 (const bfd_byte *addr); 516 bfd_vma bfd_getb16 (const bfd_byte *addr); 517 typedef bool bfd_boolean; 518 519 #endif /* DISAS_DIS_ASM_H */ 520