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_HURD); 250 ECase(ELFOSABI_SOLARIS); 251 ECase(ELFOSABI_AIX); 252 ECase(ELFOSABI_IRIX); 253 ECase(ELFOSABI_FREEBSD); 254 ECase(ELFOSABI_TRU64); 255 ECase(ELFOSABI_MODESTO); 256 ECase(ELFOSABI_OPENBSD); 257 ECase(ELFOSABI_OPENVMS); 258 ECase(ELFOSABI_NSK); 259 ECase(ELFOSABI_AROS); 260 ECase(ELFOSABI_FENIXOS); 261 ECase(ELFOSABI_CLOUDABI); 262 ECase(ELFOSABI_AMDGPU_HSA); 263 ECase(ELFOSABI_AMDGPU_PAL); 264 ECase(ELFOSABI_AMDGPU_MESA3D); 265 ECase(ELFOSABI_ARM); 266 ECase(ELFOSABI_C6000_ELFABI); 267 ECase(ELFOSABI_C6000_LINUX); 268 ECase(ELFOSABI_STANDALONE); 269 #undef ECase 270 } 271 272 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO, 273 ELFYAML::ELF_EF &Value) { 274 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 275 assert(Object && "The IO context is not initialized"); 276 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 277 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M) 278 switch (Object->Header.Machine) { 279 case ELF::EM_ARM: 280 BCase(EF_ARM_SOFT_FLOAT); 281 BCase(EF_ARM_VFP_FLOAT); 282 BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK); 283 BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK); 284 BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK); 285 BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK); 286 BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK); 287 BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK); 288 break; 289 case ELF::EM_MIPS: 290 BCase(EF_MIPS_NOREORDER); 291 BCase(EF_MIPS_PIC); 292 BCase(EF_MIPS_CPIC); 293 BCase(EF_MIPS_ABI2); 294 BCase(EF_MIPS_32BITMODE); 295 BCase(EF_MIPS_FP64); 296 BCase(EF_MIPS_NAN2008); 297 BCase(EF_MIPS_MICROMIPS); 298 BCase(EF_MIPS_ARCH_ASE_M16); 299 BCase(EF_MIPS_ARCH_ASE_MDMX); 300 BCaseMask(EF_MIPS_ABI_O32, EF_MIPS_ABI); 301 BCaseMask(EF_MIPS_ABI_O64, EF_MIPS_ABI); 302 BCaseMask(EF_MIPS_ABI_EABI32, EF_MIPS_ABI); 303 BCaseMask(EF_MIPS_ABI_EABI64, EF_MIPS_ABI); 304 BCaseMask(EF_MIPS_MACH_3900, EF_MIPS_MACH); 305 BCaseMask(EF_MIPS_MACH_4010, EF_MIPS_MACH); 306 BCaseMask(EF_MIPS_MACH_4100, EF_MIPS_MACH); 307 BCaseMask(EF_MIPS_MACH_4650, EF_MIPS_MACH); 308 BCaseMask(EF_MIPS_MACH_4120, EF_MIPS_MACH); 309 BCaseMask(EF_MIPS_MACH_4111, EF_MIPS_MACH); 310 BCaseMask(EF_MIPS_MACH_SB1, EF_MIPS_MACH); 311 BCaseMask(EF_MIPS_MACH_OCTEON, EF_MIPS_MACH); 312 BCaseMask(EF_MIPS_MACH_XLR, EF_MIPS_MACH); 313 BCaseMask(EF_MIPS_MACH_OCTEON2, EF_MIPS_MACH); 314 BCaseMask(EF_MIPS_MACH_OCTEON3, EF_MIPS_MACH); 315 BCaseMask(EF_MIPS_MACH_5400, EF_MIPS_MACH); 316 BCaseMask(EF_MIPS_MACH_5900, EF_MIPS_MACH); 317 BCaseMask(EF_MIPS_MACH_5500, EF_MIPS_MACH); 318 BCaseMask(EF_MIPS_MACH_9000, EF_MIPS_MACH); 319 BCaseMask(EF_MIPS_MACH_LS2E, EF_MIPS_MACH); 320 BCaseMask(EF_MIPS_MACH_LS2F, EF_MIPS_MACH); 321 BCaseMask(EF_MIPS_MACH_LS3A, EF_MIPS_MACH); 322 BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH); 323 BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH); 324 BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH); 325 BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH); 326 BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH); 327 BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH); 328 BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH); 329 BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH); 330 BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH); 331 BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH); 332 BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH); 333 break; 334 case ELF::EM_HEXAGON: 335 BCase(EF_HEXAGON_MACH_V2); 336 BCase(EF_HEXAGON_MACH_V3); 337 BCase(EF_HEXAGON_MACH_V4); 338 BCase(EF_HEXAGON_MACH_V5); 339 BCase(EF_HEXAGON_ISA_V2); 340 BCase(EF_HEXAGON_ISA_V3); 341 BCase(EF_HEXAGON_ISA_V4); 342 BCase(EF_HEXAGON_ISA_V5); 343 break; 344 case ELF::EM_AVR: 345 BCase(EF_AVR_ARCH_AVR1); 346 BCase(EF_AVR_ARCH_AVR2); 347 BCase(EF_AVR_ARCH_AVR25); 348 BCase(EF_AVR_ARCH_AVR3); 349 BCase(EF_AVR_ARCH_AVR31); 350 BCase(EF_AVR_ARCH_AVR35); 351 BCase(EF_AVR_ARCH_AVR4); 352 BCase(EF_AVR_ARCH_AVR51); 353 BCase(EF_AVR_ARCH_AVR6); 354 BCase(EF_AVR_ARCH_AVRTINY); 355 BCase(EF_AVR_ARCH_XMEGA1); 356 BCase(EF_AVR_ARCH_XMEGA2); 357 BCase(EF_AVR_ARCH_XMEGA3); 358 BCase(EF_AVR_ARCH_XMEGA4); 359 BCase(EF_AVR_ARCH_XMEGA5); 360 BCase(EF_AVR_ARCH_XMEGA6); 361 BCase(EF_AVR_ARCH_XMEGA7); 362 break; 363 case ELF::EM_RISCV: 364 BCase(EF_RISCV_RVC); 365 BCaseMask(EF_RISCV_FLOAT_ABI_SOFT, EF_RISCV_FLOAT_ABI); 366 BCaseMask(EF_RISCV_FLOAT_ABI_SINGLE, EF_RISCV_FLOAT_ABI); 367 BCaseMask(EF_RISCV_FLOAT_ABI_DOUBLE, EF_RISCV_FLOAT_ABI); 368 BCaseMask(EF_RISCV_FLOAT_ABI_QUAD, EF_RISCV_FLOAT_ABI); 369 BCase(EF_RISCV_RVE); 370 break; 371 case ELF::EM_AMDGPU: 372 BCaseMask(EF_AMDGPU_ARCH_R600, EF_AMDGPU_ARCH); 373 BCaseMask(EF_AMDGPU_ARCH_GCN, EF_AMDGPU_ARCH); 374 break; 375 case ELF::EM_X86_64: 376 break; 377 default: 378 llvm_unreachable("Unsupported architecture"); 379 } 380 #undef BCase 381 #undef BCaseMask 382 } 383 384 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration( 385 IO &IO, ELFYAML::ELF_SHT &Value) { 386 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 387 assert(Object && "The IO context is not initialized"); 388 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 389 ECase(SHT_NULL); 390 ECase(SHT_PROGBITS); 391 // No SHT_SYMTAB. Use the top-level `Symbols` key instead. 392 // FIXME: Issue a diagnostic with this information. 393 ECase(SHT_STRTAB); 394 ECase(SHT_RELA); 395 ECase(SHT_HASH); 396 ECase(SHT_DYNAMIC); 397 ECase(SHT_NOTE); 398 ECase(SHT_NOBITS); 399 ECase(SHT_REL); 400 ECase(SHT_SHLIB); 401 ECase(SHT_DYNSYM); 402 ECase(SHT_INIT_ARRAY); 403 ECase(SHT_FINI_ARRAY); 404 ECase(SHT_PREINIT_ARRAY); 405 ECase(SHT_GROUP); 406 ECase(SHT_SYMTAB_SHNDX); 407 ECase(SHT_LOOS); 408 ECase(SHT_LLVM_ODRTAB); 409 ECase(SHT_GNU_ATTRIBUTES); 410 ECase(SHT_GNU_HASH); 411 ECase(SHT_GNU_verdef); 412 ECase(SHT_GNU_verneed); 413 ECase(SHT_GNU_versym); 414 ECase(SHT_HIOS); 415 ECase(SHT_LOPROC); 416 switch (Object->Header.Machine) { 417 case ELF::EM_ARM: 418 ECase(SHT_ARM_EXIDX); 419 ECase(SHT_ARM_PREEMPTMAP); 420 ECase(SHT_ARM_ATTRIBUTES); 421 ECase(SHT_ARM_DEBUGOVERLAY); 422 ECase(SHT_ARM_OVERLAYSECTION); 423 break; 424 case ELF::EM_HEXAGON: 425 ECase(SHT_HEX_ORDERED); 426 break; 427 case ELF::EM_X86_64: 428 ECase(SHT_X86_64_UNWIND); 429 break; 430 case ELF::EM_MIPS: 431 ECase(SHT_MIPS_REGINFO); 432 ECase(SHT_MIPS_OPTIONS); 433 ECase(SHT_MIPS_ABIFLAGS); 434 break; 435 default: 436 // Nothing to do. 437 break; 438 } 439 #undef ECase 440 } 441 442 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO, 443 ELFYAML::ELF_PF &Value) { 444 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 445 BCase(PF_X); 446 BCase(PF_W); 447 BCase(PF_R); 448 } 449 450 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO, 451 ELFYAML::ELF_SHF &Value) { 452 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 453 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 454 BCase(SHF_WRITE); 455 BCase(SHF_ALLOC); 456 BCase(SHF_EXCLUDE); 457 BCase(SHF_EXECINSTR); 458 BCase(SHF_MERGE); 459 BCase(SHF_STRINGS); 460 BCase(SHF_INFO_LINK); 461 BCase(SHF_LINK_ORDER); 462 BCase(SHF_OS_NONCONFORMING); 463 BCase(SHF_GROUP); 464 BCase(SHF_TLS); 465 BCase(SHF_COMPRESSED); 466 switch (Object->Header.Machine) { 467 case ELF::EM_ARM: 468 BCase(SHF_ARM_PURECODE); 469 break; 470 case ELF::EM_HEXAGON: 471 BCase(SHF_HEX_GPREL); 472 break; 473 case ELF::EM_MIPS: 474 BCase(SHF_MIPS_NODUPES); 475 BCase(SHF_MIPS_NAMES); 476 BCase(SHF_MIPS_LOCAL); 477 BCase(SHF_MIPS_NOSTRIP); 478 BCase(SHF_MIPS_GPREL); 479 BCase(SHF_MIPS_MERGE); 480 BCase(SHF_MIPS_ADDR); 481 BCase(SHF_MIPS_STRING); 482 break; 483 case ELF::EM_X86_64: 484 BCase(SHF_X86_64_LARGE); 485 break; 486 default: 487 // Nothing to do. 488 break; 489 } 490 #undef BCase 491 } 492 493 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration( 494 IO &IO, ELFYAML::ELF_SHN &Value) { 495 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 496 ECase(SHN_UNDEF); 497 ECase(SHN_LORESERVE); 498 ECase(SHN_LOPROC); 499 ECase(SHN_HIPROC); 500 ECase(SHN_LOOS); 501 ECase(SHN_HIOS); 502 ECase(SHN_ABS); 503 ECase(SHN_COMMON); 504 ECase(SHN_XINDEX); 505 ECase(SHN_HIRESERVE); 506 ECase(SHN_HEXAGON_SCOMMON); 507 ECase(SHN_HEXAGON_SCOMMON_1); 508 ECase(SHN_HEXAGON_SCOMMON_2); 509 ECase(SHN_HEXAGON_SCOMMON_4); 510 ECase(SHN_HEXAGON_SCOMMON_8); 511 #undef ECase 512 IO.enumFallback<Hex32>(Value); 513 } 514 515 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration( 516 IO &IO, ELFYAML::ELF_STT &Value) { 517 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 518 ECase(STT_NOTYPE); 519 ECase(STT_OBJECT); 520 ECase(STT_FUNC); 521 ECase(STT_SECTION); 522 ECase(STT_FILE); 523 ECase(STT_COMMON); 524 ECase(STT_TLS); 525 ECase(STT_GNU_IFUNC); 526 #undef ECase 527 } 528 529 void ScalarEnumerationTraits<ELFYAML::ELF_STV>::enumeration( 530 IO &IO, ELFYAML::ELF_STV &Value) { 531 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 532 ECase(STV_DEFAULT); 533 ECase(STV_INTERNAL); 534 ECase(STV_HIDDEN); 535 ECase(STV_PROTECTED); 536 #undef ECase 537 } 538 539 void ScalarBitSetTraits<ELFYAML::ELF_STO>::bitset(IO &IO, 540 ELFYAML::ELF_STO &Value) { 541 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 542 assert(Object && "The IO context is not initialized"); 543 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 544 switch (Object->Header.Machine) { 545 case ELF::EM_MIPS: 546 BCase(STO_MIPS_OPTIONAL); 547 BCase(STO_MIPS_PLT); 548 BCase(STO_MIPS_PIC); 549 BCase(STO_MIPS_MICROMIPS); 550 break; 551 default: 552 break; // Nothing to do 553 } 554 #undef BCase 555 #undef BCaseMask 556 } 557 558 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration( 559 IO &IO, ELFYAML::ELF_RSS &Value) { 560 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 561 ECase(RSS_UNDEF); 562 ECase(RSS_GP); 563 ECase(RSS_GP0); 564 ECase(RSS_LOC); 565 #undef ECase 566 } 567 568 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration( 569 IO &IO, ELFYAML::ELF_REL &Value) { 570 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 571 assert(Object && "The IO context is not initialized"); 572 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X); 573 switch (Object->Header.Machine) { 574 case ELF::EM_X86_64: 575 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def" 576 break; 577 case ELF::EM_MIPS: 578 #include "llvm/BinaryFormat/ELFRelocs/Mips.def" 579 break; 580 case ELF::EM_HEXAGON: 581 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def" 582 break; 583 case ELF::EM_386: 584 case ELF::EM_IAMCU: 585 #include "llvm/BinaryFormat/ELFRelocs/i386.def" 586 break; 587 case ELF::EM_AARCH64: 588 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def" 589 break; 590 case ELF::EM_ARM: 591 #include "llvm/BinaryFormat/ELFRelocs/ARM.def" 592 break; 593 case ELF::EM_ARC: 594 #include "llvm/BinaryFormat/ELFRelocs/ARC.def" 595 break; 596 case ELF::EM_RISCV: 597 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def" 598 break; 599 case ELF::EM_LANAI: 600 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def" 601 break; 602 case ELF::EM_AMDGPU: 603 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def" 604 break; 605 case ELF::EM_BPF: 606 #include "llvm/BinaryFormat/ELFRelocs/BPF.def" 607 break; 608 default: 609 llvm_unreachable("Unsupported architecture"); 610 } 611 #undef ELF_RELOC 612 IO.enumFallback<Hex32>(Value); 613 } 614 615 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration( 616 IO &IO, ELFYAML::MIPS_AFL_REG &Value) { 617 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 618 ECase(REG_NONE); 619 ECase(REG_32); 620 ECase(REG_64); 621 ECase(REG_128); 622 #undef ECase 623 } 624 625 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration( 626 IO &IO, ELFYAML::MIPS_ABI_FP &Value) { 627 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X) 628 ECase(FP_ANY); 629 ECase(FP_DOUBLE); 630 ECase(FP_SINGLE); 631 ECase(FP_SOFT); 632 ECase(FP_OLD_64); 633 ECase(FP_XX); 634 ECase(FP_64); 635 ECase(FP_64A); 636 #undef ECase 637 } 638 639 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration( 640 IO &IO, ELFYAML::MIPS_AFL_EXT &Value) { 641 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 642 ECase(EXT_NONE); 643 ECase(EXT_XLR); 644 ECase(EXT_OCTEON2); 645 ECase(EXT_OCTEONP); 646 ECase(EXT_LOONGSON_3A); 647 ECase(EXT_OCTEON); 648 ECase(EXT_5900); 649 ECase(EXT_4650); 650 ECase(EXT_4010); 651 ECase(EXT_4100); 652 ECase(EXT_3900); 653 ECase(EXT_10000); 654 ECase(EXT_SB1); 655 ECase(EXT_4111); 656 ECase(EXT_4120); 657 ECase(EXT_5400); 658 ECase(EXT_5500); 659 ECase(EXT_LOONGSON_2E); 660 ECase(EXT_LOONGSON_2F); 661 ECase(EXT_OCTEON3); 662 #undef ECase 663 } 664 665 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration( 666 IO &IO, ELFYAML::MIPS_ISA &Value) { 667 IO.enumCase(Value, "MIPS1", 1); 668 IO.enumCase(Value, "MIPS2", 2); 669 IO.enumCase(Value, "MIPS3", 3); 670 IO.enumCase(Value, "MIPS4", 4); 671 IO.enumCase(Value, "MIPS5", 5); 672 IO.enumCase(Value, "MIPS32", 32); 673 IO.enumCase(Value, "MIPS64", 64); 674 } 675 676 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset( 677 IO &IO, ELFYAML::MIPS_AFL_ASE &Value) { 678 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X) 679 BCase(DSP); 680 BCase(DSPR2); 681 BCase(EVA); 682 BCase(MCU); 683 BCase(MDMX); 684 BCase(MIPS3D); 685 BCase(MT); 686 BCase(SMARTMIPS); 687 BCase(VIRT); 688 BCase(MSA); 689 BCase(MIPS16); 690 BCase(MICROMIPS); 691 BCase(XPA); 692 #undef BCase 693 } 694 695 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset( 696 IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) { 697 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X) 698 BCase(ODDSPREG); 699 #undef BCase 700 } 701 702 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO, 703 ELFYAML::FileHeader &FileHdr) { 704 IO.mapRequired("Class", FileHdr.Class); 705 IO.mapRequired("Data", FileHdr.Data); 706 IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0)); 707 IO.mapRequired("Type", FileHdr.Type); 708 IO.mapRequired("Machine", FileHdr.Machine); 709 IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0)); 710 IO.mapOptional("Entry", FileHdr.Entry, Hex64(0)); 711 } 712 713 void MappingTraits<ELFYAML::ProgramHeader>::mapping( 714 IO &IO, ELFYAML::ProgramHeader &Phdr) { 715 IO.mapRequired("Type", Phdr.Type); 716 IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0)); 717 IO.mapOptional("Sections", Phdr.Sections); 718 IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0)); 719 IO.mapOptional("PAddr", Phdr.PAddr, Hex64(0)); 720 } 721 722 namespace { 723 724 struct NormalizedOther { 725 NormalizedOther(IO &) 726 : Visibility(ELFYAML::ELF_STV(0)), Other(ELFYAML::ELF_STO(0)) {} 727 NormalizedOther(IO &, uint8_t Original) 728 : Visibility(Original & 0x3), Other(Original & ~0x3) {} 729 730 uint8_t denormalize(IO &) { return Visibility | Other; } 731 732 ELFYAML::ELF_STV Visibility; 733 ELFYAML::ELF_STO Other; 734 }; 735 736 } // end anonymous namespace 737 738 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) { 739 IO.mapOptional("Name", Symbol.Name, StringRef()); 740 IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0)); 741 IO.mapOptional("Section", Symbol.Section, StringRef()); 742 IO.mapOptional("Index", Symbol.Index); 743 IO.mapOptional("Value", Symbol.Value, Hex64(0)); 744 IO.mapOptional("Size", Symbol.Size, Hex64(0)); 745 746 MappingNormalization<NormalizedOther, uint8_t> Keys(IO, Symbol.Other); 747 IO.mapOptional("Visibility", Keys->Visibility, ELFYAML::ELF_STV(0)); 748 IO.mapOptional("Other", Keys->Other, ELFYAML::ELF_STO(0)); 749 } 750 751 StringRef MappingTraits<ELFYAML::Symbol>::validate(IO &IO, 752 ELFYAML::Symbol &Symbol) { 753 if (Symbol.Index && Symbol.Section.data()) { 754 return "Index and Section cannot both be specified for Symbol"; 755 } 756 if (Symbol.Index && *Symbol.Index == ELFYAML::ELF_SHN(ELF::SHN_XINDEX)) { 757 return "Large indexes are not supported"; 758 } 759 if (Symbol.Index && *Symbol.Index < ELFYAML::ELF_SHN(ELF::SHN_LORESERVE)) { 760 return "Use a section name to define which section a symbol is defined in"; 761 } 762 return StringRef(); 763 } 764 765 void MappingTraits<ELFYAML::LocalGlobalWeakSymbols>::mapping( 766 IO &IO, ELFYAML::LocalGlobalWeakSymbols &Symbols) { 767 IO.mapOptional("Local", Symbols.Local); 768 IO.mapOptional("Global", Symbols.Global); 769 IO.mapOptional("Weak", Symbols.Weak); 770 } 771 772 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) { 773 IO.mapOptional("Name", Section.Name, StringRef()); 774 IO.mapRequired("Type", Section.Type); 775 IO.mapOptional("Flags", Section.Flags, ELFYAML::ELF_SHF(0)); 776 IO.mapOptional("Address", Section.Address, Hex64(0)); 777 IO.mapOptional("Link", Section.Link, StringRef()); 778 IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0)); 779 IO.mapOptional("Info", Section.Info, StringRef()); 780 } 781 782 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) { 783 commonSectionMapping(IO, Section); 784 IO.mapOptional("Content", Section.Content); 785 IO.mapOptional("Size", Section.Size, Hex64(Section.Content.binary_size())); 786 } 787 788 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) { 789 commonSectionMapping(IO, Section); 790 IO.mapOptional("Size", Section.Size, Hex64(0)); 791 } 792 793 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) { 794 commonSectionMapping(IO, Section); 795 IO.mapOptional("Relocations", Section.Relocations); 796 } 797 798 static void groupSectionMapping(IO &IO, ELFYAML::Group &group) { 799 commonSectionMapping(IO, group); 800 IO.mapRequired("Members", group.Members); 801 } 802 803 void MappingTraits<ELFYAML::SectionOrType>::mapping( 804 IO &IO, ELFYAML::SectionOrType §ionOrType) { 805 IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType); 806 } 807 808 void MappingTraits<ELFYAML::SectionName>::mapping( 809 IO &IO, ELFYAML::SectionName §ionName) { 810 IO.mapRequired("Section", sectionName.Section); 811 } 812 813 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) { 814 commonSectionMapping(IO, Section); 815 IO.mapOptional("Version", Section.Version, Hex16(0)); 816 IO.mapRequired("ISA", Section.ISALevel); 817 IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0)); 818 IO.mapOptional("ISAExtension", Section.ISAExtension, 819 ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE)); 820 IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0)); 821 IO.mapOptional("FpABI", Section.FpABI, 822 ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY)); 823 IO.mapOptional("GPRSize", Section.GPRSize, 824 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 825 IO.mapOptional("CPR1Size", Section.CPR1Size, 826 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 827 IO.mapOptional("CPR2Size", Section.CPR2Size, 828 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 829 IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0)); 830 IO.mapOptional("Flags2", Section.Flags2, Hex32(0)); 831 } 832 833 void MappingTraits<std::unique_ptr<ELFYAML::Section>>::mapping( 834 IO &IO, std::unique_ptr<ELFYAML::Section> &Section) { 835 ELFYAML::ELF_SHT sectionType; 836 if (IO.outputting()) 837 sectionType = Section->Type; 838 else 839 IO.mapRequired("Type", sectionType); 840 841 switch (sectionType) { 842 case ELF::SHT_REL: 843 case ELF::SHT_RELA: 844 if (!IO.outputting()) 845 Section.reset(new ELFYAML::RelocationSection()); 846 sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get())); 847 break; 848 case ELF::SHT_GROUP: 849 if (!IO.outputting()) 850 Section.reset(new ELFYAML::Group()); 851 groupSectionMapping(IO, *cast<ELFYAML::Group>(Section.get())); 852 break; 853 case ELF::SHT_NOBITS: 854 if (!IO.outputting()) 855 Section.reset(new ELFYAML::NoBitsSection()); 856 sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get())); 857 break; 858 case ELF::SHT_MIPS_ABIFLAGS: 859 if (!IO.outputting()) 860 Section.reset(new ELFYAML::MipsABIFlags()); 861 sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get())); 862 break; 863 default: 864 if (!IO.outputting()) 865 Section.reset(new ELFYAML::RawContentSection()); 866 sectionMapping(IO, *cast<ELFYAML::RawContentSection>(Section.get())); 867 } 868 } 869 870 StringRef MappingTraits<std::unique_ptr<ELFYAML::Section>>::validate( 871 IO &io, std::unique_ptr<ELFYAML::Section> &Section) { 872 const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(Section.get()); 873 if (!RawSection || RawSection->Size >= RawSection->Content.binary_size()) 874 return StringRef(); 875 return "Section size must be greater or equal to the content size"; 876 } 877 878 namespace { 879 880 struct NormalizedMips64RelType { 881 NormalizedMips64RelType(IO &) 882 : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 883 Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 884 Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 885 SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {} 886 NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original) 887 : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF), 888 Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {} 889 890 ELFYAML::ELF_REL denormalize(IO &) { 891 ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24; 892 return Res; 893 } 894 895 ELFYAML::ELF_REL Type; 896 ELFYAML::ELF_REL Type2; 897 ELFYAML::ELF_REL Type3; 898 ELFYAML::ELF_RSS SpecSym; 899 }; 900 901 } // end anonymous namespace 902 903 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO, 904 ELFYAML::Relocation &Rel) { 905 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 906 assert(Object && "The IO context is not initialized"); 907 908 IO.mapRequired("Offset", Rel.Offset); 909 IO.mapOptional("Symbol", Rel.Symbol); 910 911 if (Object->Header.Machine == ELFYAML::ELF_EM(ELF::EM_MIPS) && 912 Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) { 913 MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key( 914 IO, Rel.Type); 915 IO.mapRequired("Type", Key->Type); 916 IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 917 IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 918 IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF)); 919 } else 920 IO.mapRequired("Type", Rel.Type); 921 922 IO.mapOptional("Addend", Rel.Addend, (int64_t)0); 923 } 924 925 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) { 926 assert(!IO.getContext() && "The IO context is initialized already"); 927 IO.setContext(&Object); 928 IO.mapTag("!ELF", true); 929 IO.mapRequired("FileHeader", Object.Header); 930 IO.mapOptional("ProgramHeaders", Object.ProgramHeaders); 931 IO.mapOptional("Sections", Object.Sections); 932 IO.mapOptional("Symbols", Object.Symbols); 933 IO.setContext(nullptr); 934 } 935 936 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG) 937 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP) 938 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT) 939 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE) 940 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1) 941 942 } // end namespace yaml 943 944 } // end namespace llvm 945