1 //===- ELFYAML.cpp - ELF YAMLIO implementation ----------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file defines classes for handling the YAML representation of ELF. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "llvm/ObjectYAML/ELFYAML.h" 15 #include "llvm/Support/Casting.h" 16 #include "llvm/Support/MipsABIFlags.h" 17 18 namespace llvm { 19 20 ELFYAML::Section::~Section() {} 21 22 namespace yaml { 23 24 void 25 ScalarEnumerationTraits<ELFYAML::ELF_ET>::enumeration(IO &IO, 26 ELFYAML::ELF_ET &Value) { 27 #define ECase(X) IO.enumCase(Value, #X, ELF::X); 28 ECase(ET_NONE) 29 ECase(ET_REL) 30 ECase(ET_EXEC) 31 ECase(ET_DYN) 32 ECase(ET_CORE) 33 #undef ECase 34 IO.enumFallback<Hex16>(Value); 35 } 36 37 void 38 ScalarEnumerationTraits<ELFYAML::ELF_EM>::enumeration(IO &IO, 39 ELFYAML::ELF_EM &Value) { 40 #define ECase(X) IO.enumCase(Value, #X, ELF::X); 41 ECase(EM_NONE) 42 ECase(EM_M32) 43 ECase(EM_SPARC) 44 ECase(EM_386) 45 ECase(EM_68K) 46 ECase(EM_88K) 47 ECase(EM_IAMCU) 48 ECase(EM_860) 49 ECase(EM_MIPS) 50 ECase(EM_S370) 51 ECase(EM_MIPS_RS3_LE) 52 ECase(EM_PARISC) 53 ECase(EM_VPP500) 54 ECase(EM_SPARC32PLUS) 55 ECase(EM_960) 56 ECase(EM_PPC) 57 ECase(EM_PPC64) 58 ECase(EM_S390) 59 ECase(EM_SPU) 60 ECase(EM_V800) 61 ECase(EM_FR20) 62 ECase(EM_RH32) 63 ECase(EM_RCE) 64 ECase(EM_ARM) 65 ECase(EM_ALPHA) 66 ECase(EM_SH) 67 ECase(EM_SPARCV9) 68 ECase(EM_TRICORE) 69 ECase(EM_ARC) 70 ECase(EM_H8_300) 71 ECase(EM_H8_300H) 72 ECase(EM_H8S) 73 ECase(EM_H8_500) 74 ECase(EM_IA_64) 75 ECase(EM_MIPS_X) 76 ECase(EM_COLDFIRE) 77 ECase(EM_68HC12) 78 ECase(EM_MMA) 79 ECase(EM_PCP) 80 ECase(EM_NCPU) 81 ECase(EM_NDR1) 82 ECase(EM_STARCORE) 83 ECase(EM_ME16) 84 ECase(EM_ST100) 85 ECase(EM_TINYJ) 86 ECase(EM_X86_64) 87 ECase(EM_PDSP) 88 ECase(EM_PDP10) 89 ECase(EM_PDP11) 90 ECase(EM_FX66) 91 ECase(EM_ST9PLUS) 92 ECase(EM_ST7) 93 ECase(EM_68HC16) 94 ECase(EM_68HC11) 95 ECase(EM_68HC08) 96 ECase(EM_68HC05) 97 ECase(EM_SVX) 98 ECase(EM_ST19) 99 ECase(EM_VAX) 100 ECase(EM_CRIS) 101 ECase(EM_JAVELIN) 102 ECase(EM_FIREPATH) 103 ECase(EM_ZSP) 104 ECase(EM_MMIX) 105 ECase(EM_HUANY) 106 ECase(EM_PRISM) 107 ECase(EM_AVR) 108 ECase(EM_FR30) 109 ECase(EM_D10V) 110 ECase(EM_D30V) 111 ECase(EM_V850) 112 ECase(EM_M32R) 113 ECase(EM_MN10300) 114 ECase(EM_MN10200) 115 ECase(EM_PJ) 116 ECase(EM_OPENRISC) 117 ECase(EM_ARC_COMPACT) 118 ECase(EM_XTENSA) 119 ECase(EM_VIDEOCORE) 120 ECase(EM_TMM_GPP) 121 ECase(EM_NS32K) 122 ECase(EM_TPC) 123 ECase(EM_SNP1K) 124 ECase(EM_ST200) 125 ECase(EM_IP2K) 126 ECase(EM_MAX) 127 ECase(EM_CR) 128 ECase(EM_F2MC16) 129 ECase(EM_MSP430) 130 ECase(EM_BLACKFIN) 131 ECase(EM_SE_C33) 132 ECase(EM_SEP) 133 ECase(EM_ARCA) 134 ECase(EM_UNICORE) 135 ECase(EM_EXCESS) 136 ECase(EM_DXP) 137 ECase(EM_ALTERA_NIOS2) 138 ECase(EM_CRX) 139 ECase(EM_XGATE) 140 ECase(EM_C166) 141 ECase(EM_M16C) 142 ECase(EM_DSPIC30F) 143 ECase(EM_CE) 144 ECase(EM_M32C) 145 ECase(EM_TSK3000) 146 ECase(EM_RS08) 147 ECase(EM_SHARC) 148 ECase(EM_ECOG2) 149 ECase(EM_SCORE7) 150 ECase(EM_DSP24) 151 ECase(EM_VIDEOCORE3) 152 ECase(EM_LATTICEMICO32) 153 ECase(EM_SE_C17) 154 ECase(EM_TI_C6000) 155 ECase(EM_TI_C2000) 156 ECase(EM_TI_C5500) 157 ECase(EM_MMDSP_PLUS) 158 ECase(EM_CYPRESS_M8C) 159 ECase(EM_R32C) 160 ECase(EM_TRIMEDIA) 161 ECase(EM_HEXAGON) 162 ECase(EM_8051) 163 ECase(EM_STXP7X) 164 ECase(EM_NDS32) 165 ECase(EM_ECOG1) 166 ECase(EM_ECOG1X) 167 ECase(EM_MAXQ30) 168 ECase(EM_XIMO16) 169 ECase(EM_MANIK) 170 ECase(EM_CRAYNV2) 171 ECase(EM_RX) 172 ECase(EM_METAG) 173 ECase(EM_MCST_ELBRUS) 174 ECase(EM_ECOG16) 175 ECase(EM_CR16) 176 ECase(EM_ETPU) 177 ECase(EM_SLE9X) 178 ECase(EM_L10M) 179 ECase(EM_K10M) 180 ECase(EM_AARCH64) 181 ECase(EM_AVR32) 182 ECase(EM_STM8) 183 ECase(EM_TILE64) 184 ECase(EM_TILEPRO) 185 ECase(EM_CUDA) 186 ECase(EM_TILEGX) 187 ECase(EM_CLOUDSHIELD) 188 ECase(EM_COREA_1ST) 189 ECase(EM_COREA_2ND) 190 ECase(EM_ARC_COMPACT2) 191 ECase(EM_OPEN8) 192 ECase(EM_RL78) 193 ECase(EM_VIDEOCORE5) 194 ECase(EM_78KOR) 195 ECase(EM_56800EX) 196 ECase(EM_AMDGPU) 197 ECase(EM_RISCV) 198 ECase(EM_LANAI) 199 ECase(EM_BPF) 200 #undef ECase 201 } 202 203 void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration( 204 IO &IO, ELFYAML::ELF_ELFCLASS &Value) { 205 #define ECase(X) IO.enumCase(Value, #X, ELF::X); 206 // Since the semantics of ELFCLASSNONE is "invalid", just don't accept it 207 // here. 208 ECase(ELFCLASS32) 209 ECase(ELFCLASS64) 210 #undef ECase 211 } 212 213 void ScalarEnumerationTraits<ELFYAML::ELF_ELFDATA>::enumeration( 214 IO &IO, ELFYAML::ELF_ELFDATA &Value) { 215 #define ECase(X) IO.enumCase(Value, #X, ELF::X); 216 // Since the semantics of ELFDATANONE is "invalid", just don't accept it 217 // here. 218 ECase(ELFDATA2LSB) 219 ECase(ELFDATA2MSB) 220 #undef ECase 221 } 222 223 void ScalarEnumerationTraits<ELFYAML::ELF_ELFOSABI>::enumeration( 224 IO &IO, ELFYAML::ELF_ELFOSABI &Value) { 225 #define ECase(X) IO.enumCase(Value, #X, ELF::X); 226 ECase(ELFOSABI_NONE) 227 ECase(ELFOSABI_HPUX) 228 ECase(ELFOSABI_NETBSD) 229 ECase(ELFOSABI_GNU) 230 ECase(ELFOSABI_GNU) 231 ECase(ELFOSABI_HURD) 232 ECase(ELFOSABI_SOLARIS) 233 ECase(ELFOSABI_AIX) 234 ECase(ELFOSABI_IRIX) 235 ECase(ELFOSABI_FREEBSD) 236 ECase(ELFOSABI_TRU64) 237 ECase(ELFOSABI_MODESTO) 238 ECase(ELFOSABI_OPENBSD) 239 ECase(ELFOSABI_OPENVMS) 240 ECase(ELFOSABI_NSK) 241 ECase(ELFOSABI_AROS) 242 ECase(ELFOSABI_FENIXOS) 243 ECase(ELFOSABI_CLOUDABI) 244 ECase(ELFOSABI_C6000_ELFABI) 245 ECase(ELFOSABI_AMDGPU_HSA) 246 ECase(ELFOSABI_C6000_LINUX) 247 ECase(ELFOSABI_ARM) 248 ECase(ELFOSABI_STANDALONE) 249 #undef ECase 250 } 251 252 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO, 253 ELFYAML::ELF_EF &Value) { 254 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 255 assert(Object && "The IO context is not initialized"); 256 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X); 257 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M); 258 switch (Object->Header.Machine) { 259 case ELF::EM_ARM: 260 BCase(EF_ARM_SOFT_FLOAT) 261 BCase(EF_ARM_VFP_FLOAT) 262 BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK) 263 BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK) 264 BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK) 265 BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK) 266 BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK) 267 BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK) 268 break; 269 case ELF::EM_MIPS: 270 BCase(EF_MIPS_NOREORDER) 271 BCase(EF_MIPS_PIC) 272 BCase(EF_MIPS_CPIC) 273 BCase(EF_MIPS_ABI2) 274 BCase(EF_MIPS_32BITMODE) 275 BCase(EF_MIPS_FP64) 276 BCase(EF_MIPS_NAN2008) 277 BCase(EF_MIPS_MICROMIPS) 278 BCase(EF_MIPS_ARCH_ASE_M16) 279 BCase(EF_MIPS_ARCH_ASE_MDMX) 280 BCaseMask(EF_MIPS_ABI_O32, EF_MIPS_ABI) 281 BCaseMask(EF_MIPS_ABI_O64, EF_MIPS_ABI) 282 BCaseMask(EF_MIPS_ABI_EABI32, EF_MIPS_ABI) 283 BCaseMask(EF_MIPS_ABI_EABI64, EF_MIPS_ABI) 284 BCaseMask(EF_MIPS_MACH_3900, EF_MIPS_MACH) 285 BCaseMask(EF_MIPS_MACH_4010, EF_MIPS_MACH) 286 BCaseMask(EF_MIPS_MACH_4100, EF_MIPS_MACH) 287 BCaseMask(EF_MIPS_MACH_4650, EF_MIPS_MACH) 288 BCaseMask(EF_MIPS_MACH_4120, EF_MIPS_MACH) 289 BCaseMask(EF_MIPS_MACH_4111, EF_MIPS_MACH) 290 BCaseMask(EF_MIPS_MACH_SB1, EF_MIPS_MACH) 291 BCaseMask(EF_MIPS_MACH_OCTEON, EF_MIPS_MACH) 292 BCaseMask(EF_MIPS_MACH_XLR, EF_MIPS_MACH) 293 BCaseMask(EF_MIPS_MACH_OCTEON2, EF_MIPS_MACH) 294 BCaseMask(EF_MIPS_MACH_OCTEON3, EF_MIPS_MACH) 295 BCaseMask(EF_MIPS_MACH_5400, EF_MIPS_MACH) 296 BCaseMask(EF_MIPS_MACH_5900, EF_MIPS_MACH) 297 BCaseMask(EF_MIPS_MACH_5500, EF_MIPS_MACH) 298 BCaseMask(EF_MIPS_MACH_9000, EF_MIPS_MACH) 299 BCaseMask(EF_MIPS_MACH_LS2E, EF_MIPS_MACH) 300 BCaseMask(EF_MIPS_MACH_LS2F, EF_MIPS_MACH) 301 BCaseMask(EF_MIPS_MACH_LS3A, EF_MIPS_MACH) 302 BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH) 303 BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH) 304 BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH) 305 BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH) 306 BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH) 307 BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH) 308 BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH) 309 BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH) 310 BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH) 311 BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH) 312 BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH) 313 break; 314 case ELF::EM_HEXAGON: 315 BCase(EF_HEXAGON_MACH_V2) 316 BCase(EF_HEXAGON_MACH_V3) 317 BCase(EF_HEXAGON_MACH_V4) 318 BCase(EF_HEXAGON_MACH_V5) 319 BCase(EF_HEXAGON_ISA_V2) 320 BCase(EF_HEXAGON_ISA_V3) 321 BCase(EF_HEXAGON_ISA_V4) 322 BCase(EF_HEXAGON_ISA_V5) 323 break; 324 case ELF::EM_AVR: 325 BCase(EF_AVR_ARCH_AVR1) 326 BCase(EF_AVR_ARCH_AVR2) 327 BCase(EF_AVR_ARCH_AVR25) 328 BCase(EF_AVR_ARCH_AVR3) 329 BCase(EF_AVR_ARCH_AVR31) 330 BCase(EF_AVR_ARCH_AVR35) 331 BCase(EF_AVR_ARCH_AVR4) 332 BCase(EF_AVR_ARCH_AVR51) 333 BCase(EF_AVR_ARCH_AVR6) 334 BCase(EF_AVR_ARCH_AVRTINY) 335 BCase(EF_AVR_ARCH_XMEGA1) 336 BCase(EF_AVR_ARCH_XMEGA2) 337 BCase(EF_AVR_ARCH_XMEGA3) 338 BCase(EF_AVR_ARCH_XMEGA4) 339 BCase(EF_AVR_ARCH_XMEGA5) 340 BCase(EF_AVR_ARCH_XMEGA6) 341 BCase(EF_AVR_ARCH_XMEGA7) 342 break; 343 case ELF::EM_AMDGPU: 344 case ELF::EM_X86_64: 345 break; 346 default: 347 llvm_unreachable("Unsupported architecture"); 348 } 349 #undef BCase 350 #undef BCaseMask 351 } 352 353 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration( 354 IO &IO, ELFYAML::ELF_SHT &Value) { 355 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 356 assert(Object && "The IO context is not initialized"); 357 #define ECase(X) IO.enumCase(Value, #X, ELF::X); 358 ECase(SHT_NULL) 359 ECase(SHT_PROGBITS) 360 // No SHT_SYMTAB. Use the top-level `Symbols` key instead. 361 // FIXME: Issue a diagnostic with this information. 362 ECase(SHT_STRTAB) 363 ECase(SHT_RELA) 364 ECase(SHT_HASH) 365 ECase(SHT_DYNAMIC) 366 ECase(SHT_NOTE) 367 ECase(SHT_NOBITS) 368 ECase(SHT_REL) 369 ECase(SHT_SHLIB) 370 ECase(SHT_DYNSYM) 371 ECase(SHT_INIT_ARRAY) 372 ECase(SHT_FINI_ARRAY) 373 ECase(SHT_PREINIT_ARRAY) 374 ECase(SHT_GROUP) 375 ECase(SHT_SYMTAB_SHNDX) 376 ECase(SHT_LOOS) 377 ECase(SHT_GNU_ATTRIBUTES) 378 ECase(SHT_GNU_HASH) 379 ECase(SHT_GNU_verdef) 380 ECase(SHT_GNU_verneed) 381 ECase(SHT_GNU_versym) 382 ECase(SHT_HIOS) 383 ECase(SHT_LOPROC) 384 switch (Object->Header.Machine) { 385 case ELF::EM_ARM: 386 ECase(SHT_ARM_EXIDX) 387 ECase(SHT_ARM_PREEMPTMAP) 388 ECase(SHT_ARM_ATTRIBUTES) 389 ECase(SHT_ARM_DEBUGOVERLAY) 390 ECase(SHT_ARM_OVERLAYSECTION) 391 break; 392 case ELF::EM_HEXAGON: 393 ECase(SHT_HEX_ORDERED) 394 break; 395 case ELF::EM_X86_64: 396 ECase(SHT_X86_64_UNWIND) 397 break; 398 case ELF::EM_MIPS: 399 ECase(SHT_MIPS_REGINFO) 400 ECase(SHT_MIPS_OPTIONS) 401 ECase(SHT_MIPS_ABIFLAGS) 402 break; 403 default: 404 // Nothing to do. 405 break; 406 } 407 #undef ECase 408 } 409 410 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO, 411 ELFYAML::ELF_SHF &Value) { 412 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 413 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X); 414 BCase(SHF_WRITE) 415 BCase(SHF_ALLOC) 416 BCase(SHF_EXCLUDE) 417 BCase(SHF_EXECINSTR) 418 BCase(SHF_MERGE) 419 BCase(SHF_STRINGS) 420 BCase(SHF_INFO_LINK) 421 BCase(SHF_LINK_ORDER) 422 BCase(SHF_OS_NONCONFORMING) 423 BCase(SHF_GROUP) 424 BCase(SHF_TLS) 425 switch(Object->Header.Machine) { 426 case ELF::EM_ARM: 427 BCase(SHF_ARM_PURECODE) 428 break; 429 case ELF::EM_AMDGPU: 430 BCase(SHF_AMDGPU_HSA_GLOBAL) 431 BCase(SHF_AMDGPU_HSA_READONLY) 432 BCase(SHF_AMDGPU_HSA_CODE) 433 BCase(SHF_AMDGPU_HSA_AGENT) 434 break; 435 case ELF::EM_HEXAGON: 436 BCase(SHF_HEX_GPREL) 437 break; 438 case ELF::EM_MIPS: 439 BCase(SHF_MIPS_NODUPES) 440 BCase(SHF_MIPS_NAMES) 441 BCase(SHF_MIPS_LOCAL) 442 BCase(SHF_MIPS_NOSTRIP) 443 BCase(SHF_MIPS_GPREL) 444 BCase(SHF_MIPS_MERGE) 445 BCase(SHF_MIPS_ADDR) 446 BCase(SHF_MIPS_STRING) 447 break; 448 case ELF::EM_X86_64: 449 BCase(SHF_X86_64_LARGE) 450 break; 451 default: 452 // Nothing to do. 453 break; 454 } 455 #undef BCase 456 } 457 458 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration( 459 IO &IO, ELFYAML::ELF_STT &Value) { 460 #define ECase(X) IO.enumCase(Value, #X, ELF::X); 461 ECase(STT_NOTYPE) 462 ECase(STT_OBJECT) 463 ECase(STT_FUNC) 464 ECase(STT_SECTION) 465 ECase(STT_FILE) 466 ECase(STT_COMMON) 467 ECase(STT_TLS) 468 ECase(STT_GNU_IFUNC) 469 #undef ECase 470 } 471 472 void ScalarEnumerationTraits<ELFYAML::ELF_STV>::enumeration( 473 IO &IO, ELFYAML::ELF_STV &Value) { 474 #define ECase(X) IO.enumCase(Value, #X, ELF::X); 475 ECase(STV_DEFAULT) 476 ECase(STV_INTERNAL) 477 ECase(STV_HIDDEN) 478 ECase(STV_PROTECTED) 479 #undef ECase 480 } 481 482 void ScalarBitSetTraits<ELFYAML::ELF_STO>::bitset(IO &IO, 483 ELFYAML::ELF_STO &Value) { 484 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 485 assert(Object && "The IO context is not initialized"); 486 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X); 487 switch (Object->Header.Machine) { 488 case ELF::EM_MIPS: 489 BCase(STO_MIPS_OPTIONAL) 490 BCase(STO_MIPS_PLT) 491 BCase(STO_MIPS_PIC) 492 BCase(STO_MIPS_MICROMIPS) 493 break; 494 default: 495 break; // Nothing to do 496 } 497 #undef BCase 498 #undef BCaseMask 499 } 500 501 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration( 502 IO &IO, ELFYAML::ELF_RSS &Value) { 503 #define ECase(X) IO.enumCase(Value, #X, ELF::X); 504 ECase(RSS_UNDEF) 505 ECase(RSS_GP) 506 ECase(RSS_GP0) 507 ECase(RSS_LOC) 508 #undef ECase 509 } 510 511 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration( 512 IO &IO, ELFYAML::ELF_REL &Value) { 513 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 514 assert(Object && "The IO context is not initialized"); 515 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X); 516 switch (Object->Header.Machine) { 517 case ELF::EM_X86_64: 518 #include "llvm/Support/ELFRelocs/x86_64.def" 519 break; 520 case ELF::EM_MIPS: 521 #include "llvm/Support/ELFRelocs/Mips.def" 522 break; 523 case ELF::EM_HEXAGON: 524 #include "llvm/Support/ELFRelocs/Hexagon.def" 525 break; 526 case ELF::EM_386: 527 case ELF::EM_IAMCU: 528 #include "llvm/Support/ELFRelocs/i386.def" 529 break; 530 case ELF::EM_AARCH64: 531 #include "llvm/Support/ELFRelocs/AArch64.def" 532 break; 533 case ELF::EM_ARM: 534 #include "llvm/Support/ELFRelocs/ARM.def" 535 break; 536 case ELF::EM_RISCV: 537 #include "llvm/Support/ELFRelocs/RISCV.def" 538 break; 539 case ELF::EM_LANAI: 540 #include "llvm/Support/ELFRelocs/Lanai.def" 541 break; 542 case ELF::EM_AMDGPU: 543 #include "llvm/Support/ELFRelocs/AMDGPU.def" 544 break; 545 case ELF::EM_BPF: 546 #include "llvm/Support/ELFRelocs/BPF.def" 547 break; 548 default: 549 llvm_unreachable("Unsupported architecture"); 550 } 551 #undef ELF_RELOC 552 } 553 554 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration( 555 IO &IO, ELFYAML::MIPS_AFL_REG &Value) { 556 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X); 557 ECase(REG_NONE) 558 ECase(REG_32) 559 ECase(REG_64) 560 ECase(REG_128) 561 #undef ECase 562 } 563 564 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration( 565 IO &IO, ELFYAML::MIPS_ABI_FP &Value) { 566 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X); 567 ECase(FP_ANY) 568 ECase(FP_DOUBLE) 569 ECase(FP_SINGLE) 570 ECase(FP_SOFT) 571 ECase(FP_OLD_64) 572 ECase(FP_XX) 573 ECase(FP_64) 574 ECase(FP_64A) 575 #undef ECase 576 } 577 578 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration( 579 IO &IO, ELFYAML::MIPS_AFL_EXT &Value) { 580 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X); 581 ECase(EXT_NONE) 582 ECase(EXT_XLR) 583 ECase(EXT_OCTEON2) 584 ECase(EXT_OCTEONP) 585 ECase(EXT_LOONGSON_3A) 586 ECase(EXT_OCTEON) 587 ECase(EXT_5900) 588 ECase(EXT_4650) 589 ECase(EXT_4010) 590 ECase(EXT_4100) 591 ECase(EXT_3900) 592 ECase(EXT_10000) 593 ECase(EXT_SB1) 594 ECase(EXT_4111) 595 ECase(EXT_4120) 596 ECase(EXT_5400) 597 ECase(EXT_5500) 598 ECase(EXT_LOONGSON_2E) 599 ECase(EXT_LOONGSON_2F) 600 ECase(EXT_OCTEON3) 601 #undef ECase 602 } 603 604 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration( 605 IO &IO, ELFYAML::MIPS_ISA &Value) { 606 IO.enumCase(Value, "MIPS1", 1); 607 IO.enumCase(Value, "MIPS2", 2); 608 IO.enumCase(Value, "MIPS3", 3); 609 IO.enumCase(Value, "MIPS4", 4); 610 IO.enumCase(Value, "MIPS5", 5); 611 IO.enumCase(Value, "MIPS32", 32); 612 IO.enumCase(Value, "MIPS64", 64); 613 } 614 615 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset( 616 IO &IO, ELFYAML::MIPS_AFL_ASE &Value) { 617 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X); 618 BCase(DSP) 619 BCase(DSPR2) 620 BCase(EVA) 621 BCase(MCU) 622 BCase(MDMX) 623 BCase(MIPS3D) 624 BCase(MT) 625 BCase(SMARTMIPS) 626 BCase(VIRT) 627 BCase(MSA) 628 BCase(MIPS16) 629 BCase(MICROMIPS) 630 BCase(XPA) 631 #undef BCase 632 } 633 634 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset( 635 IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) { 636 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X); 637 BCase(ODDSPREG) 638 #undef BCase 639 } 640 641 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO, 642 ELFYAML::FileHeader &FileHdr) { 643 IO.mapRequired("Class", FileHdr.Class); 644 IO.mapRequired("Data", FileHdr.Data); 645 IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0)); 646 IO.mapRequired("Type", FileHdr.Type); 647 IO.mapRequired("Machine", FileHdr.Machine); 648 IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0)); 649 IO.mapOptional("Entry", FileHdr.Entry, Hex64(0)); 650 } 651 652 namespace { 653 struct NormalizedOther { 654 NormalizedOther(IO &) 655 : Visibility(ELFYAML::ELF_STV(0)), Other(ELFYAML::ELF_STO(0)) {} 656 NormalizedOther(IO &, uint8_t Original) 657 : Visibility(Original & 0x3), Other(Original & ~0x3) {} 658 659 uint8_t denormalize(IO &) { return Visibility | Other; } 660 661 ELFYAML::ELF_STV Visibility; 662 ELFYAML::ELF_STO Other; 663 }; 664 } 665 666 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) { 667 IO.mapOptional("Name", Symbol.Name, StringRef()); 668 IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0)); 669 IO.mapOptional("Section", Symbol.Section, StringRef()); 670 IO.mapOptional("Value", Symbol.Value, Hex64(0)); 671 IO.mapOptional("Size", Symbol.Size, Hex64(0)); 672 673 MappingNormalization<NormalizedOther, uint8_t> Keys(IO, Symbol.Other); 674 IO.mapOptional("Visibility", Keys->Visibility, ELFYAML::ELF_STV(0)); 675 IO.mapOptional("Other", Keys->Other, ELFYAML::ELF_STO(0)); 676 } 677 678 void MappingTraits<ELFYAML::LocalGlobalWeakSymbols>::mapping( 679 IO &IO, ELFYAML::LocalGlobalWeakSymbols &Symbols) { 680 IO.mapOptional("Local", Symbols.Local); 681 IO.mapOptional("Global", Symbols.Global); 682 IO.mapOptional("Weak", Symbols.Weak); 683 } 684 685 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) { 686 IO.mapOptional("Name", Section.Name, StringRef()); 687 IO.mapRequired("Type", Section.Type); 688 IO.mapOptional("Flags", Section.Flags, ELFYAML::ELF_SHF(0)); 689 IO.mapOptional("Address", Section.Address, Hex64(0)); 690 IO.mapOptional("Link", Section.Link, StringRef()); 691 IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0)); 692 IO.mapOptional("Info", Section.Info, StringRef()); 693 } 694 695 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) { 696 commonSectionMapping(IO, Section); 697 IO.mapOptional("Content", Section.Content); 698 IO.mapOptional("Size", Section.Size, Hex64(Section.Content.binary_size())); 699 } 700 701 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) { 702 commonSectionMapping(IO, Section); 703 IO.mapOptional("Size", Section.Size, Hex64(0)); 704 } 705 706 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) { 707 commonSectionMapping(IO, Section); 708 IO.mapOptional("Relocations", Section.Relocations); 709 } 710 711 static void groupSectionMapping(IO &IO, ELFYAML::Group &group) { 712 commonSectionMapping(IO, group); 713 IO.mapRequired("Members", group.Members); 714 } 715 716 void MappingTraits<ELFYAML::SectionOrType>::mapping( 717 IO &IO, ELFYAML::SectionOrType §ionOrType) { 718 IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType); 719 } 720 721 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) { 722 commonSectionMapping(IO, Section); 723 IO.mapOptional("Version", Section.Version, Hex16(0)); 724 IO.mapRequired("ISA", Section.ISALevel); 725 IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0)); 726 IO.mapOptional("ISAExtension", Section.ISAExtension, 727 ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE)); 728 IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0)); 729 IO.mapOptional("FpABI", Section.FpABI, 730 ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY)); 731 IO.mapOptional("GPRSize", Section.GPRSize, 732 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 733 IO.mapOptional("CPR1Size", Section.CPR1Size, 734 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 735 IO.mapOptional("CPR2Size", Section.CPR2Size, 736 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 737 IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0)); 738 IO.mapOptional("Flags2", Section.Flags2, Hex32(0)); 739 } 740 741 void MappingTraits<std::unique_ptr<ELFYAML::Section>>::mapping( 742 IO &IO, std::unique_ptr<ELFYAML::Section> &Section) { 743 ELFYAML::ELF_SHT sectionType; 744 if (IO.outputting()) 745 sectionType = Section->Type; 746 else 747 IO.mapRequired("Type", sectionType); 748 749 switch (sectionType) { 750 case ELF::SHT_REL: 751 case ELF::SHT_RELA: 752 if (!IO.outputting()) 753 Section.reset(new ELFYAML::RelocationSection()); 754 sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get())); 755 break; 756 case ELF::SHT_GROUP: 757 if (!IO.outputting()) 758 Section.reset(new ELFYAML::Group()); 759 groupSectionMapping(IO, *cast<ELFYAML::Group>(Section.get())); 760 break; 761 case ELF::SHT_NOBITS: 762 if (!IO.outputting()) 763 Section.reset(new ELFYAML::NoBitsSection()); 764 sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get())); 765 break; 766 case ELF::SHT_MIPS_ABIFLAGS: 767 if (!IO.outputting()) 768 Section.reset(new ELFYAML::MipsABIFlags()); 769 sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get())); 770 break; 771 default: 772 if (!IO.outputting()) 773 Section.reset(new ELFYAML::RawContentSection()); 774 sectionMapping(IO, *cast<ELFYAML::RawContentSection>(Section.get())); 775 } 776 } 777 778 StringRef MappingTraits<std::unique_ptr<ELFYAML::Section>>::validate( 779 IO &io, std::unique_ptr<ELFYAML::Section> &Section) { 780 const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(Section.get()); 781 if (!RawSection || RawSection->Size >= RawSection->Content.binary_size()) 782 return StringRef(); 783 return "Section size must be greater or equal to the content size"; 784 } 785 786 namespace { 787 struct NormalizedMips64RelType { 788 NormalizedMips64RelType(IO &) 789 : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 790 Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 791 Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 792 SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {} 793 NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original) 794 : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF), 795 Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {} 796 797 ELFYAML::ELF_REL denormalize(IO &) { 798 ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24; 799 return Res; 800 } 801 802 ELFYAML::ELF_REL Type; 803 ELFYAML::ELF_REL Type2; 804 ELFYAML::ELF_REL Type3; 805 ELFYAML::ELF_RSS SpecSym; 806 }; 807 } 808 809 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO, 810 ELFYAML::Relocation &Rel) { 811 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 812 assert(Object && "The IO context is not initialized"); 813 814 IO.mapRequired("Offset", Rel.Offset); 815 IO.mapRequired("Symbol", Rel.Symbol); 816 817 if (Object->Header.Machine == ELFYAML::ELF_EM(ELF::EM_MIPS) && 818 Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) { 819 MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key( 820 IO, Rel.Type); 821 IO.mapRequired("Type", Key->Type); 822 IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 823 IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 824 IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF)); 825 } else 826 IO.mapRequired("Type", Rel.Type); 827 828 IO.mapOptional("Addend", Rel.Addend, (int64_t)0); 829 } 830 831 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) { 832 assert(!IO.getContext() && "The IO context is initialized already"); 833 IO.setContext(&Object); 834 IO.mapTag("!ELF", true); 835 IO.mapRequired("FileHeader", Object.Header); 836 IO.mapOptional("Sections", Object.Sections); 837 IO.mapOptional("Symbols", Object.Symbols); 838 IO.setContext(nullptr); 839 } 840 841 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG) 842 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP) 843 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT) 844 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE) 845 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1) 846 847 } // end namespace yaml 848 } // end namespace llvm 849