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/ADT/StringRef.h" 16 #include "llvm/BinaryFormat/ELF.h" 17 #include "llvm/Support/Casting.h" 18 #include "llvm/Support/ErrorHandling.h" 19 #include "llvm/Support/MipsABIFlags.h" 20 #include "llvm/Support/YAMLTraits.h" 21 #include <cassert> 22 #include <cstdint> 23 24 namespace llvm { 25 26 ELFYAML::Section::~Section() = default; 27 28 namespace yaml { 29 30 void ScalarEnumerationTraits<ELFYAML::ELF_ET>::enumeration( 31 IO &IO, ELFYAML::ELF_ET &Value) { 32 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 33 ECase(ET_NONE); 34 ECase(ET_REL); 35 ECase(ET_EXEC); 36 ECase(ET_DYN); 37 ECase(ET_CORE); 38 #undef ECase 39 IO.enumFallback<Hex16>(Value); 40 } 41 42 void ScalarEnumerationTraits<ELFYAML::ELF_PT>::enumeration( 43 IO &IO, ELFYAML::ELF_PT &Value) { 44 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 45 ECase(PT_NULL); 46 ECase(PT_LOAD); 47 ECase(PT_DYNAMIC); 48 ECase(PT_INTERP); 49 ECase(PT_NOTE); 50 ECase(PT_SHLIB); 51 ECase(PT_PHDR); 52 ECase(PT_TLS); 53 #undef ECase 54 IO.enumFallback<Hex32>(Value); 55 } 56 57 void ScalarEnumerationTraits<ELFYAML::ELF_EM>::enumeration( 58 IO &IO, ELFYAML::ELF_EM &Value) { 59 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 60 ECase(EM_NONE); 61 ECase(EM_M32); 62 ECase(EM_SPARC); 63 ECase(EM_386); 64 ECase(EM_68K); 65 ECase(EM_88K); 66 ECase(EM_IAMCU); 67 ECase(EM_860); 68 ECase(EM_MIPS); 69 ECase(EM_S370); 70 ECase(EM_MIPS_RS3_LE); 71 ECase(EM_PARISC); 72 ECase(EM_VPP500); 73 ECase(EM_SPARC32PLUS); 74 ECase(EM_960); 75 ECase(EM_PPC); 76 ECase(EM_PPC64); 77 ECase(EM_S390); 78 ECase(EM_SPU); 79 ECase(EM_V800); 80 ECase(EM_FR20); 81 ECase(EM_RH32); 82 ECase(EM_RCE); 83 ECase(EM_ARM); 84 ECase(EM_ALPHA); 85 ECase(EM_SH); 86 ECase(EM_SPARCV9); 87 ECase(EM_TRICORE); 88 ECase(EM_ARC); 89 ECase(EM_H8_300); 90 ECase(EM_H8_300H); 91 ECase(EM_H8S); 92 ECase(EM_H8_500); 93 ECase(EM_IA_64); 94 ECase(EM_MIPS_X); 95 ECase(EM_COLDFIRE); 96 ECase(EM_68HC12); 97 ECase(EM_MMA); 98 ECase(EM_PCP); 99 ECase(EM_NCPU); 100 ECase(EM_NDR1); 101 ECase(EM_STARCORE); 102 ECase(EM_ME16); 103 ECase(EM_ST100); 104 ECase(EM_TINYJ); 105 ECase(EM_X86_64); 106 ECase(EM_PDSP); 107 ECase(EM_PDP10); 108 ECase(EM_PDP11); 109 ECase(EM_FX66); 110 ECase(EM_ST9PLUS); 111 ECase(EM_ST7); 112 ECase(EM_68HC16); 113 ECase(EM_68HC11); 114 ECase(EM_68HC08); 115 ECase(EM_68HC05); 116 ECase(EM_SVX); 117 ECase(EM_ST19); 118 ECase(EM_VAX); 119 ECase(EM_CRIS); 120 ECase(EM_JAVELIN); 121 ECase(EM_FIREPATH); 122 ECase(EM_ZSP); 123 ECase(EM_MMIX); 124 ECase(EM_HUANY); 125 ECase(EM_PRISM); 126 ECase(EM_AVR); 127 ECase(EM_FR30); 128 ECase(EM_D10V); 129 ECase(EM_D30V); 130 ECase(EM_V850); 131 ECase(EM_M32R); 132 ECase(EM_MN10300); 133 ECase(EM_MN10200); 134 ECase(EM_PJ); 135 ECase(EM_OPENRISC); 136 ECase(EM_ARC_COMPACT); 137 ECase(EM_XTENSA); 138 ECase(EM_VIDEOCORE); 139 ECase(EM_TMM_GPP); 140 ECase(EM_NS32K); 141 ECase(EM_TPC); 142 ECase(EM_SNP1K); 143 ECase(EM_ST200); 144 ECase(EM_IP2K); 145 ECase(EM_MAX); 146 ECase(EM_CR); 147 ECase(EM_F2MC16); 148 ECase(EM_MSP430); 149 ECase(EM_BLACKFIN); 150 ECase(EM_SE_C33); 151 ECase(EM_SEP); 152 ECase(EM_ARCA); 153 ECase(EM_UNICORE); 154 ECase(EM_EXCESS); 155 ECase(EM_DXP); 156 ECase(EM_ALTERA_NIOS2); 157 ECase(EM_CRX); 158 ECase(EM_XGATE); 159 ECase(EM_C166); 160 ECase(EM_M16C); 161 ECase(EM_DSPIC30F); 162 ECase(EM_CE); 163 ECase(EM_M32C); 164 ECase(EM_TSK3000); 165 ECase(EM_RS08); 166 ECase(EM_SHARC); 167 ECase(EM_ECOG2); 168 ECase(EM_SCORE7); 169 ECase(EM_DSP24); 170 ECase(EM_VIDEOCORE3); 171 ECase(EM_LATTICEMICO32); 172 ECase(EM_SE_C17); 173 ECase(EM_TI_C6000); 174 ECase(EM_TI_C2000); 175 ECase(EM_TI_C5500); 176 ECase(EM_MMDSP_PLUS); 177 ECase(EM_CYPRESS_M8C); 178 ECase(EM_R32C); 179 ECase(EM_TRIMEDIA); 180 ECase(EM_HEXAGON); 181 ECase(EM_8051); 182 ECase(EM_STXP7X); 183 ECase(EM_NDS32); 184 ECase(EM_ECOG1); 185 ECase(EM_ECOG1X); 186 ECase(EM_MAXQ30); 187 ECase(EM_XIMO16); 188 ECase(EM_MANIK); 189 ECase(EM_CRAYNV2); 190 ECase(EM_RX); 191 ECase(EM_METAG); 192 ECase(EM_MCST_ELBRUS); 193 ECase(EM_ECOG16); 194 ECase(EM_CR16); 195 ECase(EM_ETPU); 196 ECase(EM_SLE9X); 197 ECase(EM_L10M); 198 ECase(EM_K10M); 199 ECase(EM_AARCH64); 200 ECase(EM_AVR32); 201 ECase(EM_STM8); 202 ECase(EM_TILE64); 203 ECase(EM_TILEPRO); 204 ECase(EM_CUDA); 205 ECase(EM_TILEGX); 206 ECase(EM_CLOUDSHIELD); 207 ECase(EM_COREA_1ST); 208 ECase(EM_COREA_2ND); 209 ECase(EM_ARC_COMPACT2); 210 ECase(EM_OPEN8); 211 ECase(EM_RL78); 212 ECase(EM_VIDEOCORE5); 213 ECase(EM_78KOR); 214 ECase(EM_56800EX); 215 ECase(EM_AMDGPU); 216 ECase(EM_RISCV); 217 ECase(EM_LANAI); 218 ECase(EM_BPF); 219 #undef ECase 220 } 221 222 void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration( 223 IO &IO, ELFYAML::ELF_ELFCLASS &Value) { 224 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 225 // Since the semantics of ELFCLASSNONE is "invalid", just don't accept it 226 // here. 227 ECase(ELFCLASS32); 228 ECase(ELFCLASS64); 229 #undef ECase 230 } 231 232 void ScalarEnumerationTraits<ELFYAML::ELF_ELFDATA>::enumeration( 233 IO &IO, ELFYAML::ELF_ELFDATA &Value) { 234 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 235 // Since the semantics of ELFDATANONE is "invalid", just don't accept it 236 // here. 237 ECase(ELFDATA2LSB); 238 ECase(ELFDATA2MSB); 239 #undef ECase 240 } 241 242 void ScalarEnumerationTraits<ELFYAML::ELF_ELFOSABI>::enumeration( 243 IO &IO, ELFYAML::ELF_ELFOSABI &Value) { 244 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 245 ECase(ELFOSABI_NONE); 246 ECase(ELFOSABI_HPUX); 247 ECase(ELFOSABI_NETBSD); 248 ECase(ELFOSABI_GNU); 249 ECase(ELFOSABI_GNU); 250 ECase(ELFOSABI_HURD); 251 ECase(ELFOSABI_SOLARIS); 252 ECase(ELFOSABI_AIX); 253 ECase(ELFOSABI_IRIX); 254 ECase(ELFOSABI_FREEBSD); 255 ECase(ELFOSABI_TRU64); 256 ECase(ELFOSABI_MODESTO); 257 ECase(ELFOSABI_OPENBSD); 258 ECase(ELFOSABI_OPENVMS); 259 ECase(ELFOSABI_NSK); 260 ECase(ELFOSABI_AROS); 261 ECase(ELFOSABI_FENIXOS); 262 ECase(ELFOSABI_CLOUDABI); 263 ECase(ELFOSABI_C6000_ELFABI); 264 ECase(ELFOSABI_AMDGPU_HSA); 265 ECase(ELFOSABI_C6000_LINUX); 266 ECase(ELFOSABI_ARM); 267 ECase(ELFOSABI_STANDALONE); 268 #undef ECase 269 } 270 271 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO, 272 ELFYAML::ELF_EF &Value) { 273 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 274 assert(Object && "The IO context is not initialized"); 275 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 276 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M) 277 switch (Object->Header.Machine) { 278 case ELF::EM_ARM: 279 BCase(EF_ARM_SOFT_FLOAT); 280 BCase(EF_ARM_VFP_FLOAT); 281 BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK); 282 BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK); 283 BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK); 284 BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK); 285 BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK); 286 BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK); 287 break; 288 case ELF::EM_MIPS: 289 BCase(EF_MIPS_NOREORDER); 290 BCase(EF_MIPS_PIC); 291 BCase(EF_MIPS_CPIC); 292 BCase(EF_MIPS_ABI2); 293 BCase(EF_MIPS_32BITMODE); 294 BCase(EF_MIPS_FP64); 295 BCase(EF_MIPS_NAN2008); 296 BCase(EF_MIPS_MICROMIPS); 297 BCase(EF_MIPS_ARCH_ASE_M16); 298 BCase(EF_MIPS_ARCH_ASE_MDMX); 299 BCaseMask(EF_MIPS_ABI_O32, EF_MIPS_ABI); 300 BCaseMask(EF_MIPS_ABI_O64, EF_MIPS_ABI); 301 BCaseMask(EF_MIPS_ABI_EABI32, EF_MIPS_ABI); 302 BCaseMask(EF_MIPS_ABI_EABI64, EF_MIPS_ABI); 303 BCaseMask(EF_MIPS_MACH_3900, EF_MIPS_MACH); 304 BCaseMask(EF_MIPS_MACH_4010, EF_MIPS_MACH); 305 BCaseMask(EF_MIPS_MACH_4100, EF_MIPS_MACH); 306 BCaseMask(EF_MIPS_MACH_4650, EF_MIPS_MACH); 307 BCaseMask(EF_MIPS_MACH_4120, EF_MIPS_MACH); 308 BCaseMask(EF_MIPS_MACH_4111, EF_MIPS_MACH); 309 BCaseMask(EF_MIPS_MACH_SB1, EF_MIPS_MACH); 310 BCaseMask(EF_MIPS_MACH_OCTEON, EF_MIPS_MACH); 311 BCaseMask(EF_MIPS_MACH_XLR, EF_MIPS_MACH); 312 BCaseMask(EF_MIPS_MACH_OCTEON2, EF_MIPS_MACH); 313 BCaseMask(EF_MIPS_MACH_OCTEON3, EF_MIPS_MACH); 314 BCaseMask(EF_MIPS_MACH_5400, EF_MIPS_MACH); 315 BCaseMask(EF_MIPS_MACH_5900, EF_MIPS_MACH); 316 BCaseMask(EF_MIPS_MACH_5500, EF_MIPS_MACH); 317 BCaseMask(EF_MIPS_MACH_9000, EF_MIPS_MACH); 318 BCaseMask(EF_MIPS_MACH_LS2E, EF_MIPS_MACH); 319 BCaseMask(EF_MIPS_MACH_LS2F, EF_MIPS_MACH); 320 BCaseMask(EF_MIPS_MACH_LS3A, EF_MIPS_MACH); 321 BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH); 322 BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH); 323 BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH); 324 BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH); 325 BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH); 326 BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH); 327 BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH); 328 BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH); 329 BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH); 330 BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH); 331 BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH); 332 break; 333 case ELF::EM_HEXAGON: 334 BCase(EF_HEXAGON_MACH_V2); 335 BCase(EF_HEXAGON_MACH_V3); 336 BCase(EF_HEXAGON_MACH_V4); 337 BCase(EF_HEXAGON_MACH_V5); 338 BCase(EF_HEXAGON_ISA_V2); 339 BCase(EF_HEXAGON_ISA_V3); 340 BCase(EF_HEXAGON_ISA_V4); 341 BCase(EF_HEXAGON_ISA_V5); 342 break; 343 case ELF::EM_AVR: 344 BCase(EF_AVR_ARCH_AVR1); 345 BCase(EF_AVR_ARCH_AVR2); 346 BCase(EF_AVR_ARCH_AVR25); 347 BCase(EF_AVR_ARCH_AVR3); 348 BCase(EF_AVR_ARCH_AVR31); 349 BCase(EF_AVR_ARCH_AVR35); 350 BCase(EF_AVR_ARCH_AVR4); 351 BCase(EF_AVR_ARCH_AVR51); 352 BCase(EF_AVR_ARCH_AVR6); 353 BCase(EF_AVR_ARCH_AVRTINY); 354 BCase(EF_AVR_ARCH_XMEGA1); 355 BCase(EF_AVR_ARCH_XMEGA2); 356 BCase(EF_AVR_ARCH_XMEGA3); 357 BCase(EF_AVR_ARCH_XMEGA4); 358 BCase(EF_AVR_ARCH_XMEGA5); 359 BCase(EF_AVR_ARCH_XMEGA6); 360 BCase(EF_AVR_ARCH_XMEGA7); 361 break; 362 case ELF::EM_AMDGPU: 363 case ELF::EM_X86_64: 364 break; 365 default: 366 llvm_unreachable("Unsupported architecture"); 367 } 368 #undef BCase 369 #undef BCaseMask 370 } 371 372 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration( 373 IO &IO, ELFYAML::ELF_SHT &Value) { 374 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 375 assert(Object && "The IO context is not initialized"); 376 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 377 ECase(SHT_NULL); 378 ECase(SHT_PROGBITS); 379 // No SHT_SYMTAB. Use the top-level `Symbols` key instead. 380 // FIXME: Issue a diagnostic with this information. 381 ECase(SHT_STRTAB); 382 ECase(SHT_RELA); 383 ECase(SHT_HASH); 384 ECase(SHT_DYNAMIC); 385 ECase(SHT_NOTE); 386 ECase(SHT_NOBITS); 387 ECase(SHT_REL); 388 ECase(SHT_SHLIB); 389 ECase(SHT_DYNSYM); 390 ECase(SHT_INIT_ARRAY); 391 ECase(SHT_FINI_ARRAY); 392 ECase(SHT_PREINIT_ARRAY); 393 ECase(SHT_GROUP); 394 ECase(SHT_SYMTAB_SHNDX); 395 ECase(SHT_LOOS); 396 ECase(SHT_LLVM_ODRTAB); 397 ECase(SHT_GNU_ATTRIBUTES); 398 ECase(SHT_GNU_HASH); 399 ECase(SHT_GNU_verdef); 400 ECase(SHT_GNU_verneed); 401 ECase(SHT_GNU_versym); 402 ECase(SHT_HIOS); 403 ECase(SHT_LOPROC); 404 switch (Object->Header.Machine) { 405 case ELF::EM_ARM: 406 ECase(SHT_ARM_EXIDX); 407 ECase(SHT_ARM_PREEMPTMAP); 408 ECase(SHT_ARM_ATTRIBUTES); 409 ECase(SHT_ARM_DEBUGOVERLAY); 410 ECase(SHT_ARM_OVERLAYSECTION); 411 break; 412 case ELF::EM_HEXAGON: 413 ECase(SHT_HEX_ORDERED); 414 break; 415 case ELF::EM_X86_64: 416 ECase(SHT_X86_64_UNWIND); 417 break; 418 case ELF::EM_MIPS: 419 ECase(SHT_MIPS_REGINFO); 420 ECase(SHT_MIPS_OPTIONS); 421 ECase(SHT_MIPS_ABIFLAGS); 422 break; 423 default: 424 // Nothing to do. 425 break; 426 } 427 #undef ECase 428 } 429 430 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO, 431 ELFYAML::ELF_PF &Value) { 432 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 433 BCase(PF_X); 434 BCase(PF_W); 435 BCase(PF_R); 436 } 437 438 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO, 439 ELFYAML::ELF_SHF &Value) { 440 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 441 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 442 BCase(SHF_WRITE); 443 BCase(SHF_ALLOC); 444 BCase(SHF_EXCLUDE); 445 BCase(SHF_EXECINSTR); 446 BCase(SHF_MERGE); 447 BCase(SHF_STRINGS); 448 BCase(SHF_INFO_LINK); 449 BCase(SHF_LINK_ORDER); 450 BCase(SHF_OS_NONCONFORMING); 451 BCase(SHF_GROUP); 452 BCase(SHF_TLS); 453 switch (Object->Header.Machine) { 454 case ELF::EM_ARM: 455 BCase(SHF_ARM_PURECODE); 456 break; 457 case ELF::EM_HEXAGON: 458 BCase(SHF_HEX_GPREL); 459 break; 460 case ELF::EM_MIPS: 461 BCase(SHF_MIPS_NODUPES); 462 BCase(SHF_MIPS_NAMES); 463 BCase(SHF_MIPS_LOCAL); 464 BCase(SHF_MIPS_NOSTRIP); 465 BCase(SHF_MIPS_GPREL); 466 BCase(SHF_MIPS_MERGE); 467 BCase(SHF_MIPS_ADDR); 468 BCase(SHF_MIPS_STRING); 469 break; 470 case ELF::EM_X86_64: 471 BCase(SHF_X86_64_LARGE); 472 break; 473 default: 474 // Nothing to do. 475 break; 476 } 477 #undef BCase 478 } 479 480 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration( 481 IO &IO, ELFYAML::ELF_SHN &Value) { 482 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 483 ECase(SHN_UNDEF); 484 ECase(SHN_LORESERVE); 485 ECase(SHN_LOPROC); 486 ECase(SHN_HIPROC); 487 ECase(SHN_LOOS); 488 ECase(SHN_HIOS); 489 ECase(SHN_ABS); 490 ECase(SHN_COMMON); 491 ECase(SHN_XINDEX); 492 ECase(SHN_HIRESERVE); 493 ECase(SHN_HEXAGON_SCOMMON); 494 ECase(SHN_HEXAGON_SCOMMON_1); 495 ECase(SHN_HEXAGON_SCOMMON_2); 496 ECase(SHN_HEXAGON_SCOMMON_4); 497 ECase(SHN_HEXAGON_SCOMMON_8); 498 #undef ECase 499 IO.enumFallback<Hex32>(Value); 500 } 501 502 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration( 503 IO &IO, ELFYAML::ELF_STT &Value) { 504 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 505 ECase(STT_NOTYPE); 506 ECase(STT_OBJECT); 507 ECase(STT_FUNC); 508 ECase(STT_SECTION); 509 ECase(STT_FILE); 510 ECase(STT_COMMON); 511 ECase(STT_TLS); 512 ECase(STT_GNU_IFUNC); 513 #undef ECase 514 } 515 516 void ScalarEnumerationTraits<ELFYAML::ELF_STV>::enumeration( 517 IO &IO, ELFYAML::ELF_STV &Value) { 518 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 519 ECase(STV_DEFAULT); 520 ECase(STV_INTERNAL); 521 ECase(STV_HIDDEN); 522 ECase(STV_PROTECTED); 523 #undef ECase 524 } 525 526 void ScalarBitSetTraits<ELFYAML::ELF_STO>::bitset(IO &IO, 527 ELFYAML::ELF_STO &Value) { 528 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 529 assert(Object && "The IO context is not initialized"); 530 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 531 switch (Object->Header.Machine) { 532 case ELF::EM_MIPS: 533 BCase(STO_MIPS_OPTIONAL); 534 BCase(STO_MIPS_PLT); 535 BCase(STO_MIPS_PIC); 536 BCase(STO_MIPS_MICROMIPS); 537 break; 538 default: 539 break; // Nothing to do 540 } 541 #undef BCase 542 #undef BCaseMask 543 } 544 545 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration( 546 IO &IO, ELFYAML::ELF_RSS &Value) { 547 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 548 ECase(RSS_UNDEF); 549 ECase(RSS_GP); 550 ECase(RSS_GP0); 551 ECase(RSS_LOC); 552 #undef ECase 553 } 554 555 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration( 556 IO &IO, ELFYAML::ELF_REL &Value) { 557 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 558 assert(Object && "The IO context is not initialized"); 559 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X); 560 switch (Object->Header.Machine) { 561 case ELF::EM_X86_64: 562 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def" 563 break; 564 case ELF::EM_MIPS: 565 #include "llvm/BinaryFormat/ELFRelocs/Mips.def" 566 break; 567 case ELF::EM_HEXAGON: 568 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def" 569 break; 570 case ELF::EM_386: 571 case ELF::EM_IAMCU: 572 #include "llvm/BinaryFormat/ELFRelocs/i386.def" 573 break; 574 case ELF::EM_AARCH64: 575 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def" 576 break; 577 case ELF::EM_ARM: 578 #include "llvm/BinaryFormat/ELFRelocs/ARM.def" 579 break; 580 case ELF::EM_RISCV: 581 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def" 582 break; 583 case ELF::EM_LANAI: 584 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def" 585 break; 586 case ELF::EM_AMDGPU: 587 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def" 588 break; 589 case ELF::EM_BPF: 590 #include "llvm/BinaryFormat/ELFRelocs/BPF.def" 591 break; 592 default: 593 llvm_unreachable("Unsupported architecture"); 594 } 595 #undef ELF_RELOC 596 IO.enumFallback<Hex32>(Value); 597 } 598 599 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration( 600 IO &IO, ELFYAML::MIPS_AFL_REG &Value) { 601 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 602 ECase(REG_NONE); 603 ECase(REG_32); 604 ECase(REG_64); 605 ECase(REG_128); 606 #undef ECase 607 } 608 609 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration( 610 IO &IO, ELFYAML::MIPS_ABI_FP &Value) { 611 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X) 612 ECase(FP_ANY); 613 ECase(FP_DOUBLE); 614 ECase(FP_SINGLE); 615 ECase(FP_SOFT); 616 ECase(FP_OLD_64); 617 ECase(FP_XX); 618 ECase(FP_64); 619 ECase(FP_64A); 620 #undef ECase 621 } 622 623 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration( 624 IO &IO, ELFYAML::MIPS_AFL_EXT &Value) { 625 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 626 ECase(EXT_NONE); 627 ECase(EXT_XLR); 628 ECase(EXT_OCTEON2); 629 ECase(EXT_OCTEONP); 630 ECase(EXT_LOONGSON_3A); 631 ECase(EXT_OCTEON); 632 ECase(EXT_5900); 633 ECase(EXT_4650); 634 ECase(EXT_4010); 635 ECase(EXT_4100); 636 ECase(EXT_3900); 637 ECase(EXT_10000); 638 ECase(EXT_SB1); 639 ECase(EXT_4111); 640 ECase(EXT_4120); 641 ECase(EXT_5400); 642 ECase(EXT_5500); 643 ECase(EXT_LOONGSON_2E); 644 ECase(EXT_LOONGSON_2F); 645 ECase(EXT_OCTEON3); 646 #undef ECase 647 } 648 649 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration( 650 IO &IO, ELFYAML::MIPS_ISA &Value) { 651 IO.enumCase(Value, "MIPS1", 1); 652 IO.enumCase(Value, "MIPS2", 2); 653 IO.enumCase(Value, "MIPS3", 3); 654 IO.enumCase(Value, "MIPS4", 4); 655 IO.enumCase(Value, "MIPS5", 5); 656 IO.enumCase(Value, "MIPS32", 32); 657 IO.enumCase(Value, "MIPS64", 64); 658 } 659 660 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset( 661 IO &IO, ELFYAML::MIPS_AFL_ASE &Value) { 662 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X) 663 BCase(DSP); 664 BCase(DSPR2); 665 BCase(EVA); 666 BCase(MCU); 667 BCase(MDMX); 668 BCase(MIPS3D); 669 BCase(MT); 670 BCase(SMARTMIPS); 671 BCase(VIRT); 672 BCase(MSA); 673 BCase(MIPS16); 674 BCase(MICROMIPS); 675 BCase(XPA); 676 #undef BCase 677 } 678 679 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset( 680 IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) { 681 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X) 682 BCase(ODDSPREG); 683 #undef BCase 684 } 685 686 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO, 687 ELFYAML::FileHeader &FileHdr) { 688 IO.mapRequired("Class", FileHdr.Class); 689 IO.mapRequired("Data", FileHdr.Data); 690 IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0)); 691 IO.mapRequired("Type", FileHdr.Type); 692 IO.mapRequired("Machine", FileHdr.Machine); 693 IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0)); 694 IO.mapOptional("Entry", FileHdr.Entry, Hex64(0)); 695 } 696 697 void MappingTraits<ELFYAML::ProgramHeader>::mapping( 698 IO &IO, ELFYAML::ProgramHeader &Phdr) { 699 IO.mapRequired("Type", Phdr.Type); 700 IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0)); 701 IO.mapOptional("Sections", Phdr.Sections); 702 IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0)); 703 IO.mapOptional("PAddr", Phdr.PAddr, Hex64(0)); 704 } 705 706 namespace { 707 708 struct NormalizedOther { 709 NormalizedOther(IO &) 710 : Visibility(ELFYAML::ELF_STV(0)), Other(ELFYAML::ELF_STO(0)) {} 711 NormalizedOther(IO &, uint8_t Original) 712 : Visibility(Original & 0x3), Other(Original & ~0x3) {} 713 714 uint8_t denormalize(IO &) { return Visibility | Other; } 715 716 ELFYAML::ELF_STV Visibility; 717 ELFYAML::ELF_STO Other; 718 }; 719 720 } // end anonymous namespace 721 722 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) { 723 IO.mapOptional("Name", Symbol.Name, StringRef()); 724 IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0)); 725 IO.mapOptional("Section", Symbol.Section, StringRef()); 726 IO.mapOptional("Index", Symbol.Index); 727 IO.mapOptional("Value", Symbol.Value, Hex64(0)); 728 IO.mapOptional("Size", Symbol.Size, Hex64(0)); 729 730 MappingNormalization<NormalizedOther, uint8_t> Keys(IO, Symbol.Other); 731 IO.mapOptional("Visibility", Keys->Visibility, ELFYAML::ELF_STV(0)); 732 IO.mapOptional("Other", Keys->Other, ELFYAML::ELF_STO(0)); 733 } 734 735 StringRef MappingTraits<ELFYAML::Symbol>::validate(IO &IO, 736 ELFYAML::Symbol &Symbol) { 737 if (Symbol.Index && Symbol.Section.data()) { 738 return "Index and Section cannot both be specified for Symbol"; 739 } 740 if (Symbol.Index && *Symbol.Index == ELFYAML::ELF_SHN(ELF::SHN_XINDEX)) { 741 return "Large indexes are not supported"; 742 } 743 if (Symbol.Index && *Symbol.Index < ELFYAML::ELF_SHN(ELF::SHN_LORESERVE)) { 744 return "Use a section name to define which section a symbol is defined in"; 745 } 746 return StringRef(); 747 } 748 749 void MappingTraits<ELFYAML::LocalGlobalWeakSymbols>::mapping( 750 IO &IO, ELFYAML::LocalGlobalWeakSymbols &Symbols) { 751 IO.mapOptional("Local", Symbols.Local); 752 IO.mapOptional("Global", Symbols.Global); 753 IO.mapOptional("Weak", Symbols.Weak); 754 } 755 756 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) { 757 IO.mapOptional("Name", Section.Name, StringRef()); 758 IO.mapRequired("Type", Section.Type); 759 IO.mapOptional("Flags", Section.Flags, ELFYAML::ELF_SHF(0)); 760 IO.mapOptional("Address", Section.Address, Hex64(0)); 761 IO.mapOptional("Link", Section.Link, StringRef()); 762 IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0)); 763 IO.mapOptional("Info", Section.Info, StringRef()); 764 } 765 766 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) { 767 commonSectionMapping(IO, Section); 768 IO.mapOptional("Content", Section.Content); 769 IO.mapOptional("Size", Section.Size, Hex64(Section.Content.binary_size())); 770 } 771 772 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) { 773 commonSectionMapping(IO, Section); 774 IO.mapOptional("Size", Section.Size, Hex64(0)); 775 } 776 777 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) { 778 commonSectionMapping(IO, Section); 779 IO.mapOptional("Relocations", Section.Relocations); 780 } 781 782 static void groupSectionMapping(IO &IO, ELFYAML::Group &group) { 783 commonSectionMapping(IO, group); 784 IO.mapRequired("Members", group.Members); 785 } 786 787 void MappingTraits<ELFYAML::SectionOrType>::mapping( 788 IO &IO, ELFYAML::SectionOrType §ionOrType) { 789 IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType); 790 } 791 792 void MappingTraits<ELFYAML::SectionName>::mapping( 793 IO &IO, ELFYAML::SectionName §ionName) { 794 IO.mapRequired("Section", sectionName.Section); 795 } 796 797 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) { 798 commonSectionMapping(IO, Section); 799 IO.mapOptional("Version", Section.Version, Hex16(0)); 800 IO.mapRequired("ISA", Section.ISALevel); 801 IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0)); 802 IO.mapOptional("ISAExtension", Section.ISAExtension, 803 ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE)); 804 IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0)); 805 IO.mapOptional("FpABI", Section.FpABI, 806 ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY)); 807 IO.mapOptional("GPRSize", Section.GPRSize, 808 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 809 IO.mapOptional("CPR1Size", Section.CPR1Size, 810 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 811 IO.mapOptional("CPR2Size", Section.CPR2Size, 812 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 813 IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0)); 814 IO.mapOptional("Flags2", Section.Flags2, Hex32(0)); 815 } 816 817 void MappingTraits<std::unique_ptr<ELFYAML::Section>>::mapping( 818 IO &IO, std::unique_ptr<ELFYAML::Section> &Section) { 819 ELFYAML::ELF_SHT sectionType; 820 if (IO.outputting()) 821 sectionType = Section->Type; 822 else 823 IO.mapRequired("Type", sectionType); 824 825 switch (sectionType) { 826 case ELF::SHT_REL: 827 case ELF::SHT_RELA: 828 if (!IO.outputting()) 829 Section.reset(new ELFYAML::RelocationSection()); 830 sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get())); 831 break; 832 case ELF::SHT_GROUP: 833 if (!IO.outputting()) 834 Section.reset(new ELFYAML::Group()); 835 groupSectionMapping(IO, *cast<ELFYAML::Group>(Section.get())); 836 break; 837 case ELF::SHT_NOBITS: 838 if (!IO.outputting()) 839 Section.reset(new ELFYAML::NoBitsSection()); 840 sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get())); 841 break; 842 case ELF::SHT_MIPS_ABIFLAGS: 843 if (!IO.outputting()) 844 Section.reset(new ELFYAML::MipsABIFlags()); 845 sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get())); 846 break; 847 default: 848 if (!IO.outputting()) 849 Section.reset(new ELFYAML::RawContentSection()); 850 sectionMapping(IO, *cast<ELFYAML::RawContentSection>(Section.get())); 851 } 852 } 853 854 StringRef MappingTraits<std::unique_ptr<ELFYAML::Section>>::validate( 855 IO &io, std::unique_ptr<ELFYAML::Section> &Section) { 856 const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(Section.get()); 857 if (!RawSection || RawSection->Size >= RawSection->Content.binary_size()) 858 return StringRef(); 859 return "Section size must be greater or equal to the content size"; 860 } 861 862 namespace { 863 864 struct NormalizedMips64RelType { 865 NormalizedMips64RelType(IO &) 866 : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 867 Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 868 Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 869 SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {} 870 NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original) 871 : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF), 872 Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {} 873 874 ELFYAML::ELF_REL denormalize(IO &) { 875 ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24; 876 return Res; 877 } 878 879 ELFYAML::ELF_REL Type; 880 ELFYAML::ELF_REL Type2; 881 ELFYAML::ELF_REL Type3; 882 ELFYAML::ELF_RSS SpecSym; 883 }; 884 885 } // end anonymous namespace 886 887 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO, 888 ELFYAML::Relocation &Rel) { 889 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 890 assert(Object && "The IO context is not initialized"); 891 892 IO.mapRequired("Offset", Rel.Offset); 893 IO.mapOptional("Symbol", Rel.Symbol); 894 895 if (Object->Header.Machine == ELFYAML::ELF_EM(ELF::EM_MIPS) && 896 Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) { 897 MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key( 898 IO, Rel.Type); 899 IO.mapRequired("Type", Key->Type); 900 IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 901 IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 902 IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF)); 903 } else 904 IO.mapRequired("Type", Rel.Type); 905 906 IO.mapOptional("Addend", Rel.Addend, (int64_t)0); 907 } 908 909 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) { 910 assert(!IO.getContext() && "The IO context is initialized already"); 911 IO.setContext(&Object); 912 IO.mapTag("!ELF", true); 913 IO.mapRequired("FileHeader", Object.Header); 914 IO.mapOptional("ProgramHeaders", Object.ProgramHeaders); 915 IO.mapOptional("Sections", Object.Sections); 916 IO.mapOptional("Symbols", Object.Symbols); 917 IO.setContext(nullptr); 918 } 919 920 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG) 921 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP) 922 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT) 923 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE) 924 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1) 925 926 } // end namespace yaml 927 928 } // end namespace llvm 929