1 //===- ELFYAML.cpp - ELF YAMLIO implementation ----------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file defines classes for handling the YAML representation of ELF. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #include "llvm/ObjectYAML/ELFYAML.h" 14 #include "llvm/ADT/APInt.h" 15 #include "llvm/ADT/MapVector.h" 16 #include "llvm/ADT/StringRef.h" 17 #include "llvm/BinaryFormat/ELF.h" 18 #include "llvm/Support/ARMEHABI.h" 19 #include "llvm/Support/Casting.h" 20 #include "llvm/Support/ErrorHandling.h" 21 #include "llvm/Support/MipsABIFlags.h" 22 #include "llvm/Support/YAMLTraits.h" 23 #include "llvm/Support/WithColor.h" 24 #include <cassert> 25 #include <cstdint> 26 27 namespace llvm { 28 29 ELFYAML::Chunk::~Chunk() = default; 30 31 namespace ELFYAML { 32 ELF_ELFOSABI Object::getOSAbi() const { return Header.OSABI; } 33 34 unsigned Object::getMachine() const { 35 if (Header.Machine) 36 return *Header.Machine; 37 return llvm::ELF::EM_NONE; 38 } 39 40 constexpr StringRef SectionHeaderTable::TypeStr; 41 } // namespace ELFYAML 42 43 namespace yaml { 44 45 void ScalarEnumerationTraits<ELFYAML::ELF_ET>::enumeration( 46 IO &IO, ELFYAML::ELF_ET &Value) { 47 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 48 ECase(ET_NONE); 49 ECase(ET_REL); 50 ECase(ET_EXEC); 51 ECase(ET_DYN); 52 ECase(ET_CORE); 53 #undef ECase 54 IO.enumFallback<Hex16>(Value); 55 } 56 57 void ScalarEnumerationTraits<ELFYAML::ELF_PT>::enumeration( 58 IO &IO, ELFYAML::ELF_PT &Value) { 59 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 60 ECase(PT_NULL); 61 ECase(PT_LOAD); 62 ECase(PT_DYNAMIC); 63 ECase(PT_INTERP); 64 ECase(PT_NOTE); 65 ECase(PT_SHLIB); 66 ECase(PT_PHDR); 67 ECase(PT_TLS); 68 ECase(PT_GNU_EH_FRAME); 69 ECase(PT_GNU_STACK); 70 ECase(PT_GNU_RELRO); 71 ECase(PT_GNU_PROPERTY); 72 #undef ECase 73 IO.enumFallback<Hex32>(Value); 74 } 75 76 void ScalarEnumerationTraits<ELFYAML::ELF_NT>::enumeration( 77 IO &IO, ELFYAML::ELF_NT &Value) { 78 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 79 // Generic note types. 80 ECase(NT_VERSION); 81 ECase(NT_ARCH); 82 ECase(NT_GNU_BUILD_ATTRIBUTE_OPEN); 83 ECase(NT_GNU_BUILD_ATTRIBUTE_FUNC); 84 // Core note types. 85 ECase(NT_PRSTATUS); 86 ECase(NT_FPREGSET); 87 ECase(NT_PRPSINFO); 88 ECase(NT_TASKSTRUCT); 89 ECase(NT_AUXV); 90 ECase(NT_PSTATUS); 91 ECase(NT_FPREGS); 92 ECase(NT_PSINFO); 93 ECase(NT_LWPSTATUS); 94 ECase(NT_LWPSINFO); 95 ECase(NT_WIN32PSTATUS); 96 ECase(NT_PPC_VMX); 97 ECase(NT_PPC_VSX); 98 ECase(NT_PPC_TAR); 99 ECase(NT_PPC_PPR); 100 ECase(NT_PPC_DSCR); 101 ECase(NT_PPC_EBB); 102 ECase(NT_PPC_PMU); 103 ECase(NT_PPC_TM_CGPR); 104 ECase(NT_PPC_TM_CFPR); 105 ECase(NT_PPC_TM_CVMX); 106 ECase(NT_PPC_TM_CVSX); 107 ECase(NT_PPC_TM_SPR); 108 ECase(NT_PPC_TM_CTAR); 109 ECase(NT_PPC_TM_CPPR); 110 ECase(NT_PPC_TM_CDSCR); 111 ECase(NT_386_TLS); 112 ECase(NT_386_IOPERM); 113 ECase(NT_X86_XSTATE); 114 ECase(NT_S390_HIGH_GPRS); 115 ECase(NT_S390_TIMER); 116 ECase(NT_S390_TODCMP); 117 ECase(NT_S390_TODPREG); 118 ECase(NT_S390_CTRS); 119 ECase(NT_S390_PREFIX); 120 ECase(NT_S390_LAST_BREAK); 121 ECase(NT_S390_SYSTEM_CALL); 122 ECase(NT_S390_TDB); 123 ECase(NT_S390_VXRS_LOW); 124 ECase(NT_S390_VXRS_HIGH); 125 ECase(NT_S390_GS_CB); 126 ECase(NT_S390_GS_BC); 127 ECase(NT_ARM_VFP); 128 ECase(NT_ARM_TLS); 129 ECase(NT_ARM_HW_BREAK); 130 ECase(NT_ARM_HW_WATCH); 131 ECase(NT_ARM_SVE); 132 ECase(NT_ARM_PAC_MASK); 133 ECase(NT_FILE); 134 ECase(NT_PRXFPREG); 135 ECase(NT_SIGINFO); 136 // LLVM-specific notes. 137 ECase(NT_LLVM_HWASAN_GLOBALS); 138 // GNU note types 139 ECase(NT_GNU_ABI_TAG); 140 ECase(NT_GNU_HWCAP); 141 ECase(NT_GNU_BUILD_ID); 142 ECase(NT_GNU_GOLD_VERSION); 143 ECase(NT_GNU_PROPERTY_TYPE_0); 144 // FreeBSD note types. 145 ECase(NT_FREEBSD_ABI_TAG); 146 ECase(NT_FREEBSD_NOINIT_TAG); 147 ECase(NT_FREEBSD_ARCH_TAG); 148 ECase(NT_FREEBSD_FEATURE_CTL); 149 // FreeBSD core note types. 150 ECase(NT_FREEBSD_THRMISC); 151 ECase(NT_FREEBSD_PROCSTAT_PROC); 152 ECase(NT_FREEBSD_PROCSTAT_FILES); 153 ECase(NT_FREEBSD_PROCSTAT_VMMAP); 154 ECase(NT_FREEBSD_PROCSTAT_GROUPS); 155 ECase(NT_FREEBSD_PROCSTAT_UMASK); 156 ECase(NT_FREEBSD_PROCSTAT_RLIMIT); 157 ECase(NT_FREEBSD_PROCSTAT_OSREL); 158 ECase(NT_FREEBSD_PROCSTAT_PSSTRINGS); 159 ECase(NT_FREEBSD_PROCSTAT_AUXV); 160 // NetBSD core note types. 161 ECase(NT_NETBSDCORE_PROCINFO); 162 ECase(NT_NETBSDCORE_AUXV); 163 ECase(NT_NETBSDCORE_LWPSTATUS); 164 // OpenBSD core note types. 165 ECase(NT_OPENBSD_PROCINFO); 166 ECase(NT_OPENBSD_AUXV); 167 ECase(NT_OPENBSD_REGS); 168 ECase(NT_OPENBSD_FPREGS); 169 ECase(NT_OPENBSD_XFPREGS); 170 ECase(NT_OPENBSD_WCOOKIE); 171 // AMD specific notes. (Code Object V2) 172 ECase(NT_AMD_HSA_CODE_OBJECT_VERSION); 173 ECase(NT_AMD_HSA_HSAIL); 174 ECase(NT_AMD_HSA_ISA_VERSION); 175 ECase(NT_AMD_HSA_METADATA); 176 ECase(NT_AMD_HSA_ISA_NAME); 177 ECase(NT_AMD_PAL_METADATA); 178 // AMDGPU specific notes. (Code Object V3) 179 ECase(NT_AMDGPU_METADATA); 180 // Android specific notes. 181 ECase(NT_ANDROID_TYPE_IDENT); 182 ECase(NT_ANDROID_TYPE_KUSER); 183 ECase(NT_ANDROID_TYPE_MEMTAG); 184 #undef ECase 185 IO.enumFallback<Hex32>(Value); 186 } 187 188 void ScalarEnumerationTraits<ELFYAML::ELF_EM>::enumeration( 189 IO &IO, ELFYAML::ELF_EM &Value) { 190 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 191 ECase(EM_NONE); 192 ECase(EM_M32); 193 ECase(EM_SPARC); 194 ECase(EM_386); 195 ECase(EM_68K); 196 ECase(EM_88K); 197 ECase(EM_IAMCU); 198 ECase(EM_860); 199 ECase(EM_MIPS); 200 ECase(EM_S370); 201 ECase(EM_MIPS_RS3_LE); 202 ECase(EM_PARISC); 203 ECase(EM_VPP500); 204 ECase(EM_SPARC32PLUS); 205 ECase(EM_960); 206 ECase(EM_PPC); 207 ECase(EM_PPC64); 208 ECase(EM_S390); 209 ECase(EM_SPU); 210 ECase(EM_V800); 211 ECase(EM_FR20); 212 ECase(EM_RH32); 213 ECase(EM_RCE); 214 ECase(EM_ARM); 215 ECase(EM_ALPHA); 216 ECase(EM_SH); 217 ECase(EM_SPARCV9); 218 ECase(EM_TRICORE); 219 ECase(EM_ARC); 220 ECase(EM_H8_300); 221 ECase(EM_H8_300H); 222 ECase(EM_H8S); 223 ECase(EM_H8_500); 224 ECase(EM_IA_64); 225 ECase(EM_MIPS_X); 226 ECase(EM_COLDFIRE); 227 ECase(EM_68HC12); 228 ECase(EM_MMA); 229 ECase(EM_PCP); 230 ECase(EM_NCPU); 231 ECase(EM_NDR1); 232 ECase(EM_STARCORE); 233 ECase(EM_ME16); 234 ECase(EM_ST100); 235 ECase(EM_TINYJ); 236 ECase(EM_X86_64); 237 ECase(EM_PDSP); 238 ECase(EM_PDP10); 239 ECase(EM_PDP11); 240 ECase(EM_FX66); 241 ECase(EM_ST9PLUS); 242 ECase(EM_ST7); 243 ECase(EM_68HC16); 244 ECase(EM_68HC11); 245 ECase(EM_68HC08); 246 ECase(EM_68HC05); 247 ECase(EM_SVX); 248 ECase(EM_ST19); 249 ECase(EM_VAX); 250 ECase(EM_CRIS); 251 ECase(EM_JAVELIN); 252 ECase(EM_FIREPATH); 253 ECase(EM_ZSP); 254 ECase(EM_MMIX); 255 ECase(EM_HUANY); 256 ECase(EM_PRISM); 257 ECase(EM_AVR); 258 ECase(EM_FR30); 259 ECase(EM_D10V); 260 ECase(EM_D30V); 261 ECase(EM_V850); 262 ECase(EM_M32R); 263 ECase(EM_MN10300); 264 ECase(EM_MN10200); 265 ECase(EM_PJ); 266 ECase(EM_OPENRISC); 267 ECase(EM_ARC_COMPACT); 268 ECase(EM_XTENSA); 269 ECase(EM_VIDEOCORE); 270 ECase(EM_TMM_GPP); 271 ECase(EM_NS32K); 272 ECase(EM_TPC); 273 ECase(EM_SNP1K); 274 ECase(EM_ST200); 275 ECase(EM_IP2K); 276 ECase(EM_MAX); 277 ECase(EM_CR); 278 ECase(EM_F2MC16); 279 ECase(EM_MSP430); 280 ECase(EM_BLACKFIN); 281 ECase(EM_SE_C33); 282 ECase(EM_SEP); 283 ECase(EM_ARCA); 284 ECase(EM_UNICORE); 285 ECase(EM_EXCESS); 286 ECase(EM_DXP); 287 ECase(EM_ALTERA_NIOS2); 288 ECase(EM_CRX); 289 ECase(EM_XGATE); 290 ECase(EM_C166); 291 ECase(EM_M16C); 292 ECase(EM_DSPIC30F); 293 ECase(EM_CE); 294 ECase(EM_M32C); 295 ECase(EM_TSK3000); 296 ECase(EM_RS08); 297 ECase(EM_SHARC); 298 ECase(EM_ECOG2); 299 ECase(EM_SCORE7); 300 ECase(EM_DSP24); 301 ECase(EM_VIDEOCORE3); 302 ECase(EM_LATTICEMICO32); 303 ECase(EM_SE_C17); 304 ECase(EM_TI_C6000); 305 ECase(EM_TI_C2000); 306 ECase(EM_TI_C5500); 307 ECase(EM_MMDSP_PLUS); 308 ECase(EM_CYPRESS_M8C); 309 ECase(EM_R32C); 310 ECase(EM_TRIMEDIA); 311 ECase(EM_HEXAGON); 312 ECase(EM_8051); 313 ECase(EM_STXP7X); 314 ECase(EM_NDS32); 315 ECase(EM_ECOG1); 316 ECase(EM_ECOG1X); 317 ECase(EM_MAXQ30); 318 ECase(EM_XIMO16); 319 ECase(EM_MANIK); 320 ECase(EM_CRAYNV2); 321 ECase(EM_RX); 322 ECase(EM_METAG); 323 ECase(EM_MCST_ELBRUS); 324 ECase(EM_ECOG16); 325 ECase(EM_CR16); 326 ECase(EM_ETPU); 327 ECase(EM_SLE9X); 328 ECase(EM_L10M); 329 ECase(EM_K10M); 330 ECase(EM_AARCH64); 331 ECase(EM_AVR32); 332 ECase(EM_STM8); 333 ECase(EM_TILE64); 334 ECase(EM_TILEPRO); 335 ECase(EM_MICROBLAZE); 336 ECase(EM_CUDA); 337 ECase(EM_TILEGX); 338 ECase(EM_CLOUDSHIELD); 339 ECase(EM_COREA_1ST); 340 ECase(EM_COREA_2ND); 341 ECase(EM_ARC_COMPACT2); 342 ECase(EM_OPEN8); 343 ECase(EM_RL78); 344 ECase(EM_VIDEOCORE5); 345 ECase(EM_78KOR); 346 ECase(EM_56800EX); 347 ECase(EM_AMDGPU); 348 ECase(EM_RISCV); 349 ECase(EM_LANAI); 350 ECase(EM_BPF); 351 ECase(EM_VE); 352 ECase(EM_CSKY); 353 ECase(EM_LOONGARCH); 354 #undef ECase 355 IO.enumFallback<Hex16>(Value); 356 } 357 358 void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration( 359 IO &IO, ELFYAML::ELF_ELFCLASS &Value) { 360 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 361 // Since the semantics of ELFCLASSNONE is "invalid", just don't accept it 362 // here. 363 ECase(ELFCLASS32); 364 ECase(ELFCLASS64); 365 #undef ECase 366 } 367 368 void ScalarEnumerationTraits<ELFYAML::ELF_ELFDATA>::enumeration( 369 IO &IO, ELFYAML::ELF_ELFDATA &Value) { 370 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 371 // ELFDATANONE is an invalid data encoding, but we accept it because 372 // we want to be able to produce invalid binaries for the tests. 373 ECase(ELFDATANONE); 374 ECase(ELFDATA2LSB); 375 ECase(ELFDATA2MSB); 376 #undef ECase 377 } 378 379 void ScalarEnumerationTraits<ELFYAML::ELF_ELFOSABI>::enumeration( 380 IO &IO, ELFYAML::ELF_ELFOSABI &Value) { 381 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 382 ECase(ELFOSABI_NONE); 383 ECase(ELFOSABI_HPUX); 384 ECase(ELFOSABI_NETBSD); 385 ECase(ELFOSABI_GNU); 386 ECase(ELFOSABI_LINUX); 387 ECase(ELFOSABI_HURD); 388 ECase(ELFOSABI_SOLARIS); 389 ECase(ELFOSABI_AIX); 390 ECase(ELFOSABI_IRIX); 391 ECase(ELFOSABI_FREEBSD); 392 ECase(ELFOSABI_TRU64); 393 ECase(ELFOSABI_MODESTO); 394 ECase(ELFOSABI_OPENBSD); 395 ECase(ELFOSABI_OPENVMS); 396 ECase(ELFOSABI_NSK); 397 ECase(ELFOSABI_AROS); 398 ECase(ELFOSABI_FENIXOS); 399 ECase(ELFOSABI_CLOUDABI); 400 ECase(ELFOSABI_AMDGPU_HSA); 401 ECase(ELFOSABI_AMDGPU_PAL); 402 ECase(ELFOSABI_AMDGPU_MESA3D); 403 ECase(ELFOSABI_ARM); 404 ECase(ELFOSABI_C6000_ELFABI); 405 ECase(ELFOSABI_C6000_LINUX); 406 ECase(ELFOSABI_STANDALONE); 407 #undef ECase 408 IO.enumFallback<Hex8>(Value); 409 } 410 411 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO, 412 ELFYAML::ELF_EF &Value) { 413 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 414 assert(Object && "The IO context is not initialized"); 415 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 416 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M) 417 switch (Object->getMachine()) { 418 case ELF::EM_ARM: 419 BCase(EF_ARM_SOFT_FLOAT); 420 BCase(EF_ARM_VFP_FLOAT); 421 BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK); 422 BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK); 423 BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK); 424 BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK); 425 BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK); 426 BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK); 427 break; 428 case ELF::EM_MIPS: 429 BCase(EF_MIPS_NOREORDER); 430 BCase(EF_MIPS_PIC); 431 BCase(EF_MIPS_CPIC); 432 BCase(EF_MIPS_ABI2); 433 BCase(EF_MIPS_32BITMODE); 434 BCase(EF_MIPS_FP64); 435 BCase(EF_MIPS_NAN2008); 436 BCase(EF_MIPS_MICROMIPS); 437 BCase(EF_MIPS_ARCH_ASE_M16); 438 BCase(EF_MIPS_ARCH_ASE_MDMX); 439 BCaseMask(EF_MIPS_ABI_O32, EF_MIPS_ABI); 440 BCaseMask(EF_MIPS_ABI_O64, EF_MIPS_ABI); 441 BCaseMask(EF_MIPS_ABI_EABI32, EF_MIPS_ABI); 442 BCaseMask(EF_MIPS_ABI_EABI64, EF_MIPS_ABI); 443 BCaseMask(EF_MIPS_MACH_3900, EF_MIPS_MACH); 444 BCaseMask(EF_MIPS_MACH_4010, EF_MIPS_MACH); 445 BCaseMask(EF_MIPS_MACH_4100, EF_MIPS_MACH); 446 BCaseMask(EF_MIPS_MACH_4650, EF_MIPS_MACH); 447 BCaseMask(EF_MIPS_MACH_4120, EF_MIPS_MACH); 448 BCaseMask(EF_MIPS_MACH_4111, EF_MIPS_MACH); 449 BCaseMask(EF_MIPS_MACH_SB1, EF_MIPS_MACH); 450 BCaseMask(EF_MIPS_MACH_OCTEON, EF_MIPS_MACH); 451 BCaseMask(EF_MIPS_MACH_XLR, EF_MIPS_MACH); 452 BCaseMask(EF_MIPS_MACH_OCTEON2, EF_MIPS_MACH); 453 BCaseMask(EF_MIPS_MACH_OCTEON3, EF_MIPS_MACH); 454 BCaseMask(EF_MIPS_MACH_5400, EF_MIPS_MACH); 455 BCaseMask(EF_MIPS_MACH_5900, EF_MIPS_MACH); 456 BCaseMask(EF_MIPS_MACH_5500, EF_MIPS_MACH); 457 BCaseMask(EF_MIPS_MACH_9000, EF_MIPS_MACH); 458 BCaseMask(EF_MIPS_MACH_LS2E, EF_MIPS_MACH); 459 BCaseMask(EF_MIPS_MACH_LS2F, EF_MIPS_MACH); 460 BCaseMask(EF_MIPS_MACH_LS3A, EF_MIPS_MACH); 461 BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH); 462 BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH); 463 BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH); 464 BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH); 465 BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH); 466 BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH); 467 BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH); 468 BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH); 469 BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH); 470 BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH); 471 BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH); 472 break; 473 case ELF::EM_HEXAGON: 474 BCaseMask(EF_HEXAGON_MACH_V2, EF_HEXAGON_MACH); 475 BCaseMask(EF_HEXAGON_MACH_V3, EF_HEXAGON_MACH); 476 BCaseMask(EF_HEXAGON_MACH_V4, EF_HEXAGON_MACH); 477 BCaseMask(EF_HEXAGON_MACH_V5, EF_HEXAGON_MACH); 478 BCaseMask(EF_HEXAGON_MACH_V55, EF_HEXAGON_MACH); 479 BCaseMask(EF_HEXAGON_MACH_V60, EF_HEXAGON_MACH); 480 BCaseMask(EF_HEXAGON_MACH_V62, EF_HEXAGON_MACH); 481 BCaseMask(EF_HEXAGON_MACH_V65, EF_HEXAGON_MACH); 482 BCaseMask(EF_HEXAGON_MACH_V66, EF_HEXAGON_MACH); 483 BCaseMask(EF_HEXAGON_MACH_V67, EF_HEXAGON_MACH); 484 BCaseMask(EF_HEXAGON_MACH_V67T, EF_HEXAGON_MACH); 485 BCaseMask(EF_HEXAGON_MACH_V68, EF_HEXAGON_MACH); 486 BCaseMask(EF_HEXAGON_MACH_V69, EF_HEXAGON_MACH); 487 BCaseMask(EF_HEXAGON_ISA_V2, EF_HEXAGON_ISA); 488 BCaseMask(EF_HEXAGON_ISA_V3, EF_HEXAGON_ISA); 489 BCaseMask(EF_HEXAGON_ISA_V4, EF_HEXAGON_ISA); 490 BCaseMask(EF_HEXAGON_ISA_V5, EF_HEXAGON_ISA); 491 BCaseMask(EF_HEXAGON_ISA_V55, EF_HEXAGON_ISA); 492 BCaseMask(EF_HEXAGON_ISA_V60, EF_HEXAGON_ISA); 493 BCaseMask(EF_HEXAGON_ISA_V62, EF_HEXAGON_ISA); 494 BCaseMask(EF_HEXAGON_ISA_V65, EF_HEXAGON_ISA); 495 BCaseMask(EF_HEXAGON_ISA_V66, EF_HEXAGON_ISA); 496 BCaseMask(EF_HEXAGON_ISA_V67, EF_HEXAGON_ISA); 497 BCaseMask(EF_HEXAGON_ISA_V68, EF_HEXAGON_ISA); 498 BCaseMask(EF_HEXAGON_ISA_V69, EF_HEXAGON_ISA); 499 break; 500 case ELF::EM_AVR: 501 BCaseMask(EF_AVR_ARCH_AVR1, EF_AVR_ARCH_MASK); 502 BCaseMask(EF_AVR_ARCH_AVR2, EF_AVR_ARCH_MASK); 503 BCaseMask(EF_AVR_ARCH_AVR25, EF_AVR_ARCH_MASK); 504 BCaseMask(EF_AVR_ARCH_AVR3, EF_AVR_ARCH_MASK); 505 BCaseMask(EF_AVR_ARCH_AVR31, EF_AVR_ARCH_MASK); 506 BCaseMask(EF_AVR_ARCH_AVR35, EF_AVR_ARCH_MASK); 507 BCaseMask(EF_AVR_ARCH_AVR4, EF_AVR_ARCH_MASK); 508 BCaseMask(EF_AVR_ARCH_AVR5, EF_AVR_ARCH_MASK); 509 BCaseMask(EF_AVR_ARCH_AVR51, EF_AVR_ARCH_MASK); 510 BCaseMask(EF_AVR_ARCH_AVR6, EF_AVR_ARCH_MASK); 511 BCaseMask(EF_AVR_ARCH_AVRTINY, EF_AVR_ARCH_MASK); 512 BCaseMask(EF_AVR_ARCH_XMEGA1, EF_AVR_ARCH_MASK); 513 BCaseMask(EF_AVR_ARCH_XMEGA2, EF_AVR_ARCH_MASK); 514 BCaseMask(EF_AVR_ARCH_XMEGA3, EF_AVR_ARCH_MASK); 515 BCaseMask(EF_AVR_ARCH_XMEGA4, EF_AVR_ARCH_MASK); 516 BCaseMask(EF_AVR_ARCH_XMEGA5, EF_AVR_ARCH_MASK); 517 BCaseMask(EF_AVR_ARCH_XMEGA6, EF_AVR_ARCH_MASK); 518 BCaseMask(EF_AVR_ARCH_XMEGA7, EF_AVR_ARCH_MASK); 519 BCase(EF_AVR_LINKRELAX_PREPARED); 520 break; 521 case ELF::EM_RISCV: 522 BCase(EF_RISCV_RVC); 523 BCaseMask(EF_RISCV_FLOAT_ABI_SOFT, EF_RISCV_FLOAT_ABI); 524 BCaseMask(EF_RISCV_FLOAT_ABI_SINGLE, EF_RISCV_FLOAT_ABI); 525 BCaseMask(EF_RISCV_FLOAT_ABI_DOUBLE, EF_RISCV_FLOAT_ABI); 526 BCaseMask(EF_RISCV_FLOAT_ABI_QUAD, EF_RISCV_FLOAT_ABI); 527 BCase(EF_RISCV_RVE); 528 BCase(EF_RISCV_TSO); 529 break; 530 case ELF::EM_AMDGPU: 531 BCaseMask(EF_AMDGPU_MACH_NONE, EF_AMDGPU_MACH); 532 BCaseMask(EF_AMDGPU_MACH_R600_R600, EF_AMDGPU_MACH); 533 BCaseMask(EF_AMDGPU_MACH_R600_R630, EF_AMDGPU_MACH); 534 BCaseMask(EF_AMDGPU_MACH_R600_RS880, EF_AMDGPU_MACH); 535 BCaseMask(EF_AMDGPU_MACH_R600_RV670, EF_AMDGPU_MACH); 536 BCaseMask(EF_AMDGPU_MACH_R600_RV710, EF_AMDGPU_MACH); 537 BCaseMask(EF_AMDGPU_MACH_R600_RV730, EF_AMDGPU_MACH); 538 BCaseMask(EF_AMDGPU_MACH_R600_RV770, EF_AMDGPU_MACH); 539 BCaseMask(EF_AMDGPU_MACH_R600_CEDAR, EF_AMDGPU_MACH); 540 BCaseMask(EF_AMDGPU_MACH_R600_CYPRESS, EF_AMDGPU_MACH); 541 BCaseMask(EF_AMDGPU_MACH_R600_JUNIPER, EF_AMDGPU_MACH); 542 BCaseMask(EF_AMDGPU_MACH_R600_REDWOOD, EF_AMDGPU_MACH); 543 BCaseMask(EF_AMDGPU_MACH_R600_SUMO, EF_AMDGPU_MACH); 544 BCaseMask(EF_AMDGPU_MACH_R600_BARTS, EF_AMDGPU_MACH); 545 BCaseMask(EF_AMDGPU_MACH_R600_CAICOS, EF_AMDGPU_MACH); 546 BCaseMask(EF_AMDGPU_MACH_R600_CAYMAN, EF_AMDGPU_MACH); 547 BCaseMask(EF_AMDGPU_MACH_R600_TURKS, EF_AMDGPU_MACH); 548 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX600, EF_AMDGPU_MACH); 549 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX601, EF_AMDGPU_MACH); 550 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX602, EF_AMDGPU_MACH); 551 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX700, EF_AMDGPU_MACH); 552 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX701, EF_AMDGPU_MACH); 553 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX702, EF_AMDGPU_MACH); 554 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX703, EF_AMDGPU_MACH); 555 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX704, EF_AMDGPU_MACH); 556 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX705, EF_AMDGPU_MACH); 557 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX801, EF_AMDGPU_MACH); 558 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX802, EF_AMDGPU_MACH); 559 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX803, EF_AMDGPU_MACH); 560 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX805, EF_AMDGPU_MACH); 561 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX810, EF_AMDGPU_MACH); 562 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX900, EF_AMDGPU_MACH); 563 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX902, EF_AMDGPU_MACH); 564 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX904, EF_AMDGPU_MACH); 565 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX906, EF_AMDGPU_MACH); 566 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX908, EF_AMDGPU_MACH); 567 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX909, EF_AMDGPU_MACH); 568 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX90A, EF_AMDGPU_MACH); 569 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX90C, EF_AMDGPU_MACH); 570 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX940, EF_AMDGPU_MACH); 571 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1010, EF_AMDGPU_MACH); 572 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1011, EF_AMDGPU_MACH); 573 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1012, EF_AMDGPU_MACH); 574 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1013, EF_AMDGPU_MACH); 575 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1030, EF_AMDGPU_MACH); 576 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1031, EF_AMDGPU_MACH); 577 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1032, EF_AMDGPU_MACH); 578 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1033, EF_AMDGPU_MACH); 579 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1034, EF_AMDGPU_MACH); 580 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1035, EF_AMDGPU_MACH); 581 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1036, EF_AMDGPU_MACH); 582 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1100, EF_AMDGPU_MACH); 583 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1101, EF_AMDGPU_MACH); 584 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1102, EF_AMDGPU_MACH); 585 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1103, EF_AMDGPU_MACH); 586 switch (Object->Header.ABIVersion) { 587 default: 588 // ELFOSABI_AMDGPU_PAL, ELFOSABI_AMDGPU_MESA3D support *_V3 flags. 589 LLVM_FALLTHROUGH; 590 case ELF::ELFABIVERSION_AMDGPU_HSA_V3: 591 BCase(EF_AMDGPU_FEATURE_XNACK_V3); 592 BCase(EF_AMDGPU_FEATURE_SRAMECC_V3); 593 break; 594 case ELF::ELFABIVERSION_AMDGPU_HSA_V4: 595 case ELF::ELFABIVERSION_AMDGPU_HSA_V5: 596 BCaseMask(EF_AMDGPU_FEATURE_XNACK_UNSUPPORTED_V4, 597 EF_AMDGPU_FEATURE_XNACK_V4); 598 BCaseMask(EF_AMDGPU_FEATURE_XNACK_ANY_V4, 599 EF_AMDGPU_FEATURE_XNACK_V4); 600 BCaseMask(EF_AMDGPU_FEATURE_XNACK_OFF_V4, 601 EF_AMDGPU_FEATURE_XNACK_V4); 602 BCaseMask(EF_AMDGPU_FEATURE_XNACK_ON_V4, 603 EF_AMDGPU_FEATURE_XNACK_V4); 604 BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_UNSUPPORTED_V4, 605 EF_AMDGPU_FEATURE_SRAMECC_V4); 606 BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_ANY_V4, 607 EF_AMDGPU_FEATURE_SRAMECC_V4); 608 BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_OFF_V4, 609 EF_AMDGPU_FEATURE_SRAMECC_V4); 610 BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_ON_V4, 611 EF_AMDGPU_FEATURE_SRAMECC_V4); 612 break; 613 } 614 break; 615 default: 616 break; 617 } 618 #undef BCase 619 #undef BCaseMask 620 } 621 622 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration( 623 IO &IO, ELFYAML::ELF_SHT &Value) { 624 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 625 assert(Object && "The IO context is not initialized"); 626 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 627 ECase(SHT_NULL); 628 ECase(SHT_PROGBITS); 629 ECase(SHT_SYMTAB); 630 // FIXME: Issue a diagnostic with this information. 631 ECase(SHT_STRTAB); 632 ECase(SHT_RELA); 633 ECase(SHT_HASH); 634 ECase(SHT_DYNAMIC); 635 ECase(SHT_NOTE); 636 ECase(SHT_NOBITS); 637 ECase(SHT_REL); 638 ECase(SHT_SHLIB); 639 ECase(SHT_DYNSYM); 640 ECase(SHT_INIT_ARRAY); 641 ECase(SHT_FINI_ARRAY); 642 ECase(SHT_PREINIT_ARRAY); 643 ECase(SHT_GROUP); 644 ECase(SHT_SYMTAB_SHNDX); 645 ECase(SHT_RELR); 646 ECase(SHT_ANDROID_REL); 647 ECase(SHT_ANDROID_RELA); 648 ECase(SHT_ANDROID_RELR); 649 ECase(SHT_LLVM_ODRTAB); 650 ECase(SHT_LLVM_LINKER_OPTIONS); 651 ECase(SHT_LLVM_CALL_GRAPH_PROFILE); 652 ECase(SHT_LLVM_ADDRSIG); 653 ECase(SHT_LLVM_DEPENDENT_LIBRARIES); 654 ECase(SHT_LLVM_SYMPART); 655 ECase(SHT_LLVM_PART_EHDR); 656 ECase(SHT_LLVM_PART_PHDR); 657 ECase(SHT_LLVM_BB_ADDR_MAP); 658 ECase(SHT_GNU_ATTRIBUTES); 659 ECase(SHT_GNU_HASH); 660 ECase(SHT_GNU_verdef); 661 ECase(SHT_GNU_verneed); 662 ECase(SHT_GNU_versym); 663 switch (Object->getMachine()) { 664 case ELF::EM_ARM: 665 ECase(SHT_ARM_EXIDX); 666 ECase(SHT_ARM_PREEMPTMAP); 667 ECase(SHT_ARM_ATTRIBUTES); 668 ECase(SHT_ARM_DEBUGOVERLAY); 669 ECase(SHT_ARM_OVERLAYSECTION); 670 break; 671 case ELF::EM_HEXAGON: 672 ECase(SHT_HEX_ORDERED); 673 break; 674 case ELF::EM_X86_64: 675 ECase(SHT_X86_64_UNWIND); 676 break; 677 case ELF::EM_MIPS: 678 ECase(SHT_MIPS_REGINFO); 679 ECase(SHT_MIPS_OPTIONS); 680 ECase(SHT_MIPS_DWARF); 681 ECase(SHT_MIPS_ABIFLAGS); 682 break; 683 case ELF::EM_RISCV: 684 ECase(SHT_RISCV_ATTRIBUTES); 685 break; 686 case ELF::EM_MSP430: 687 ECase(SHT_MSP430_ATTRIBUTES); 688 break; 689 default: 690 // Nothing to do. 691 break; 692 } 693 #undef ECase 694 IO.enumFallback<Hex32>(Value); 695 } 696 697 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO, 698 ELFYAML::ELF_PF &Value) { 699 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 700 BCase(PF_X); 701 BCase(PF_W); 702 BCase(PF_R); 703 } 704 705 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO, 706 ELFYAML::ELF_SHF &Value) { 707 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 708 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 709 BCase(SHF_WRITE); 710 BCase(SHF_ALLOC); 711 BCase(SHF_EXCLUDE); 712 BCase(SHF_EXECINSTR); 713 BCase(SHF_MERGE); 714 BCase(SHF_STRINGS); 715 BCase(SHF_INFO_LINK); 716 BCase(SHF_LINK_ORDER); 717 BCase(SHF_OS_NONCONFORMING); 718 BCase(SHF_GROUP); 719 BCase(SHF_TLS); 720 BCase(SHF_COMPRESSED); 721 switch (Object->getOSAbi()) { 722 case ELF::ELFOSABI_SOLARIS: 723 BCase(SHF_SUNW_NODISCARD); 724 break; 725 default: 726 BCase(SHF_GNU_RETAIN); 727 break; 728 } 729 switch (Object->getMachine()) { 730 case ELF::EM_ARM: 731 BCase(SHF_ARM_PURECODE); 732 break; 733 case ELF::EM_HEXAGON: 734 BCase(SHF_HEX_GPREL); 735 break; 736 case ELF::EM_MIPS: 737 BCase(SHF_MIPS_NODUPES); 738 BCase(SHF_MIPS_NAMES); 739 BCase(SHF_MIPS_LOCAL); 740 BCase(SHF_MIPS_NOSTRIP); 741 BCase(SHF_MIPS_GPREL); 742 BCase(SHF_MIPS_MERGE); 743 BCase(SHF_MIPS_ADDR); 744 BCase(SHF_MIPS_STRING); 745 break; 746 case ELF::EM_X86_64: 747 BCase(SHF_X86_64_LARGE); 748 break; 749 default: 750 // Nothing to do. 751 break; 752 } 753 #undef BCase 754 } 755 756 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration( 757 IO &IO, ELFYAML::ELF_SHN &Value) { 758 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 759 ECase(SHN_UNDEF); 760 ECase(SHN_LORESERVE); 761 ECase(SHN_LOPROC); 762 ECase(SHN_HIPROC); 763 ECase(SHN_LOOS); 764 ECase(SHN_HIOS); 765 ECase(SHN_ABS); 766 ECase(SHN_COMMON); 767 ECase(SHN_XINDEX); 768 ECase(SHN_HIRESERVE); 769 ECase(SHN_AMDGPU_LDS); 770 ECase(SHN_HEXAGON_SCOMMON); 771 ECase(SHN_HEXAGON_SCOMMON_1); 772 ECase(SHN_HEXAGON_SCOMMON_2); 773 ECase(SHN_HEXAGON_SCOMMON_4); 774 ECase(SHN_HEXAGON_SCOMMON_8); 775 #undef ECase 776 IO.enumFallback<Hex16>(Value); 777 } 778 779 void ScalarEnumerationTraits<ELFYAML::ELF_STB>::enumeration( 780 IO &IO, ELFYAML::ELF_STB &Value) { 781 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 782 ECase(STB_LOCAL); 783 ECase(STB_GLOBAL); 784 ECase(STB_WEAK); 785 ECase(STB_GNU_UNIQUE); 786 #undef ECase 787 IO.enumFallback<Hex8>(Value); 788 } 789 790 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration( 791 IO &IO, ELFYAML::ELF_STT &Value) { 792 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 793 ECase(STT_NOTYPE); 794 ECase(STT_OBJECT); 795 ECase(STT_FUNC); 796 ECase(STT_SECTION); 797 ECase(STT_FILE); 798 ECase(STT_COMMON); 799 ECase(STT_TLS); 800 ECase(STT_GNU_IFUNC); 801 #undef ECase 802 IO.enumFallback<Hex8>(Value); 803 } 804 805 806 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration( 807 IO &IO, ELFYAML::ELF_RSS &Value) { 808 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 809 ECase(RSS_UNDEF); 810 ECase(RSS_GP); 811 ECase(RSS_GP0); 812 ECase(RSS_LOC); 813 #undef ECase 814 } 815 816 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration( 817 IO &IO, ELFYAML::ELF_REL &Value) { 818 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 819 assert(Object && "The IO context is not initialized"); 820 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X); 821 switch (Object->getMachine()) { 822 case ELF::EM_X86_64: 823 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def" 824 break; 825 case ELF::EM_MIPS: 826 #include "llvm/BinaryFormat/ELFRelocs/Mips.def" 827 break; 828 case ELF::EM_HEXAGON: 829 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def" 830 break; 831 case ELF::EM_386: 832 case ELF::EM_IAMCU: 833 #include "llvm/BinaryFormat/ELFRelocs/i386.def" 834 break; 835 case ELF::EM_AARCH64: 836 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def" 837 break; 838 case ELF::EM_ARM: 839 #include "llvm/BinaryFormat/ELFRelocs/ARM.def" 840 break; 841 case ELF::EM_ARC: 842 #include "llvm/BinaryFormat/ELFRelocs/ARC.def" 843 break; 844 case ELF::EM_RISCV: 845 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def" 846 break; 847 case ELF::EM_LANAI: 848 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def" 849 break; 850 case ELF::EM_AMDGPU: 851 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def" 852 break; 853 case ELF::EM_BPF: 854 #include "llvm/BinaryFormat/ELFRelocs/BPF.def" 855 break; 856 case ELF::EM_VE: 857 #include "llvm/BinaryFormat/ELFRelocs/VE.def" 858 break; 859 case ELF::EM_CSKY: 860 #include "llvm/BinaryFormat/ELFRelocs/CSKY.def" 861 break; 862 case ELF::EM_PPC: 863 #include "llvm/BinaryFormat/ELFRelocs/PowerPC.def" 864 break; 865 case ELF::EM_PPC64: 866 #include "llvm/BinaryFormat/ELFRelocs/PowerPC64.def" 867 break; 868 case ELF::EM_68K: 869 #include "llvm/BinaryFormat/ELFRelocs/M68k.def" 870 break; 871 case ELF::EM_LOONGARCH: 872 #include "llvm/BinaryFormat/ELFRelocs/LoongArch.def" 873 break; 874 default: 875 // Nothing to do. 876 break; 877 } 878 #undef ELF_RELOC 879 IO.enumFallback<Hex32>(Value); 880 } 881 882 void ScalarEnumerationTraits<ELFYAML::ELF_DYNTAG>::enumeration( 883 IO &IO, ELFYAML::ELF_DYNTAG &Value) { 884 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 885 assert(Object && "The IO context is not initialized"); 886 887 // Disable architecture specific tags by default. We might enable them below. 888 #define AARCH64_DYNAMIC_TAG(name, value) 889 #define MIPS_DYNAMIC_TAG(name, value) 890 #define HEXAGON_DYNAMIC_TAG(name, value) 891 #define PPC_DYNAMIC_TAG(name, value) 892 #define PPC64_DYNAMIC_TAG(name, value) 893 // Ignore marker tags such as DT_HIOS (maps to DT_VERNEEDNUM), etc. 894 #define DYNAMIC_TAG_MARKER(name, value) 895 896 #define STRINGIFY(X) (#X) 897 #define DYNAMIC_TAG(X, Y) IO.enumCase(Value, STRINGIFY(DT_##X), ELF::DT_##X); 898 switch (Object->getMachine()) { 899 case ELF::EM_AARCH64: 900 #undef AARCH64_DYNAMIC_TAG 901 #define AARCH64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 902 #include "llvm/BinaryFormat/DynamicTags.def" 903 #undef AARCH64_DYNAMIC_TAG 904 #define AARCH64_DYNAMIC_TAG(name, value) 905 break; 906 case ELF::EM_MIPS: 907 #undef MIPS_DYNAMIC_TAG 908 #define MIPS_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 909 #include "llvm/BinaryFormat/DynamicTags.def" 910 #undef MIPS_DYNAMIC_TAG 911 #define MIPS_DYNAMIC_TAG(name, value) 912 break; 913 case ELF::EM_HEXAGON: 914 #undef HEXAGON_DYNAMIC_TAG 915 #define HEXAGON_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 916 #include "llvm/BinaryFormat/DynamicTags.def" 917 #undef HEXAGON_DYNAMIC_TAG 918 #define HEXAGON_DYNAMIC_TAG(name, value) 919 break; 920 case ELF::EM_PPC: 921 #undef PPC_DYNAMIC_TAG 922 #define PPC_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 923 #include "llvm/BinaryFormat/DynamicTags.def" 924 #undef PPC_DYNAMIC_TAG 925 #define PPC_DYNAMIC_TAG(name, value) 926 break; 927 case ELF::EM_PPC64: 928 #undef PPC64_DYNAMIC_TAG 929 #define PPC64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 930 #include "llvm/BinaryFormat/DynamicTags.def" 931 #undef PPC64_DYNAMIC_TAG 932 #define PPC64_DYNAMIC_TAG(name, value) 933 break; 934 case ELF::EM_RISCV: 935 #undef RISCV_DYNAMIC_TAG 936 #define RISCV_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 937 #include "llvm/BinaryFormat/DynamicTags.def" 938 #undef RISCV_DYNAMIC_TAG 939 #define RISCV_DYNAMIC_TAG(name, value) 940 break; 941 default: 942 #include "llvm/BinaryFormat/DynamicTags.def" 943 break; 944 } 945 #undef AARCH64_DYNAMIC_TAG 946 #undef MIPS_DYNAMIC_TAG 947 #undef HEXAGON_DYNAMIC_TAG 948 #undef PPC_DYNAMIC_TAG 949 #undef PPC64_DYNAMIC_TAG 950 #undef DYNAMIC_TAG_MARKER 951 #undef STRINGIFY 952 #undef DYNAMIC_TAG 953 954 IO.enumFallback<Hex64>(Value); 955 } 956 957 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration( 958 IO &IO, ELFYAML::MIPS_AFL_REG &Value) { 959 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 960 ECase(REG_NONE); 961 ECase(REG_32); 962 ECase(REG_64); 963 ECase(REG_128); 964 #undef ECase 965 } 966 967 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration( 968 IO &IO, ELFYAML::MIPS_ABI_FP &Value) { 969 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X) 970 ECase(FP_ANY); 971 ECase(FP_DOUBLE); 972 ECase(FP_SINGLE); 973 ECase(FP_SOFT); 974 ECase(FP_OLD_64); 975 ECase(FP_XX); 976 ECase(FP_64); 977 ECase(FP_64A); 978 #undef ECase 979 } 980 981 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration( 982 IO &IO, ELFYAML::MIPS_AFL_EXT &Value) { 983 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 984 ECase(EXT_NONE); 985 ECase(EXT_XLR); 986 ECase(EXT_OCTEON2); 987 ECase(EXT_OCTEONP); 988 ECase(EXT_LOONGSON_3A); 989 ECase(EXT_OCTEON); 990 ECase(EXT_5900); 991 ECase(EXT_4650); 992 ECase(EXT_4010); 993 ECase(EXT_4100); 994 ECase(EXT_3900); 995 ECase(EXT_10000); 996 ECase(EXT_SB1); 997 ECase(EXT_4111); 998 ECase(EXT_4120); 999 ECase(EXT_5400); 1000 ECase(EXT_5500); 1001 ECase(EXT_LOONGSON_2E); 1002 ECase(EXT_LOONGSON_2F); 1003 ECase(EXT_OCTEON3); 1004 #undef ECase 1005 } 1006 1007 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration( 1008 IO &IO, ELFYAML::MIPS_ISA &Value) { 1009 IO.enumCase(Value, "MIPS1", 1); 1010 IO.enumCase(Value, "MIPS2", 2); 1011 IO.enumCase(Value, "MIPS3", 3); 1012 IO.enumCase(Value, "MIPS4", 4); 1013 IO.enumCase(Value, "MIPS5", 5); 1014 IO.enumCase(Value, "MIPS32", 32); 1015 IO.enumCase(Value, "MIPS64", 64); 1016 IO.enumFallback<Hex32>(Value); 1017 } 1018 1019 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset( 1020 IO &IO, ELFYAML::MIPS_AFL_ASE &Value) { 1021 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X) 1022 BCase(DSP); 1023 BCase(DSPR2); 1024 BCase(EVA); 1025 BCase(MCU); 1026 BCase(MDMX); 1027 BCase(MIPS3D); 1028 BCase(MT); 1029 BCase(SMARTMIPS); 1030 BCase(VIRT); 1031 BCase(MSA); 1032 BCase(MIPS16); 1033 BCase(MICROMIPS); 1034 BCase(XPA); 1035 BCase(CRC); 1036 BCase(GINV); 1037 #undef BCase 1038 } 1039 1040 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset( 1041 IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) { 1042 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X) 1043 BCase(ODDSPREG); 1044 #undef BCase 1045 } 1046 1047 void MappingTraits<ELFYAML::SectionHeader>::mapping( 1048 IO &IO, ELFYAML::SectionHeader &SHdr) { 1049 IO.mapRequired("Name", SHdr.Name); 1050 } 1051 1052 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO, 1053 ELFYAML::FileHeader &FileHdr) { 1054 IO.mapRequired("Class", FileHdr.Class); 1055 IO.mapRequired("Data", FileHdr.Data); 1056 IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0)); 1057 IO.mapOptional("ABIVersion", FileHdr.ABIVersion, Hex8(0)); 1058 IO.mapRequired("Type", FileHdr.Type); 1059 IO.mapOptional("Machine", FileHdr.Machine); 1060 IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0)); 1061 IO.mapOptional("Entry", FileHdr.Entry, Hex64(0)); 1062 IO.mapOptional("SectionHeaderStringTable", FileHdr.SectionHeaderStringTable); 1063 1064 // obj2yaml does not dump these fields. 1065 assert(!IO.outputting() || 1066 (!FileHdr.EPhOff && !FileHdr.EPhEntSize && !FileHdr.EPhNum)); 1067 IO.mapOptional("EPhOff", FileHdr.EPhOff); 1068 IO.mapOptional("EPhEntSize", FileHdr.EPhEntSize); 1069 IO.mapOptional("EPhNum", FileHdr.EPhNum); 1070 IO.mapOptional("EShEntSize", FileHdr.EShEntSize); 1071 IO.mapOptional("EShOff", FileHdr.EShOff); 1072 IO.mapOptional("EShNum", FileHdr.EShNum); 1073 IO.mapOptional("EShStrNdx", FileHdr.EShStrNdx); 1074 } 1075 1076 void MappingTraits<ELFYAML::ProgramHeader>::mapping( 1077 IO &IO, ELFYAML::ProgramHeader &Phdr) { 1078 IO.mapRequired("Type", Phdr.Type); 1079 IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0)); 1080 IO.mapOptional("FirstSec", Phdr.FirstSec); 1081 IO.mapOptional("LastSec", Phdr.LastSec); 1082 IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0)); 1083 IO.mapOptional("PAddr", Phdr.PAddr, Phdr.VAddr); 1084 IO.mapOptional("Align", Phdr.Align); 1085 IO.mapOptional("FileSize", Phdr.FileSize); 1086 IO.mapOptional("MemSize", Phdr.MemSize); 1087 IO.mapOptional("Offset", Phdr.Offset); 1088 } 1089 1090 std::string MappingTraits<ELFYAML::ProgramHeader>::validate( 1091 IO &IO, ELFYAML::ProgramHeader &FileHdr) { 1092 if (!FileHdr.FirstSec && FileHdr.LastSec) 1093 return "the \"LastSec\" key can't be used without the \"FirstSec\" key"; 1094 if (FileHdr.FirstSec && !FileHdr.LastSec) 1095 return "the \"FirstSec\" key can't be used without the \"LastSec\" key"; 1096 return ""; 1097 } 1098 1099 LLVM_YAML_STRONG_TYPEDEF(StringRef, StOtherPiece) 1100 1101 template <> struct ScalarTraits<StOtherPiece> { 1102 static void output(const StOtherPiece &Val, void *, raw_ostream &Out) { 1103 Out << Val; 1104 } 1105 static StringRef input(StringRef Scalar, void *, StOtherPiece &Val) { 1106 Val = Scalar; 1107 return {}; 1108 } 1109 static QuotingType mustQuote(StringRef) { return QuotingType::None; } 1110 }; 1111 template <> struct SequenceElementTraits<StOtherPiece> { 1112 static const bool flow = true; 1113 }; 1114 1115 template <> struct ScalarTraits<ELFYAML::YAMLFlowString> { 1116 static void output(const ELFYAML::YAMLFlowString &Val, void *, 1117 raw_ostream &Out) { 1118 Out << Val; 1119 } 1120 static StringRef input(StringRef Scalar, void *, 1121 ELFYAML::YAMLFlowString &Val) { 1122 Val = Scalar; 1123 return {}; 1124 } 1125 static QuotingType mustQuote(StringRef S) { 1126 return ScalarTraits<StringRef>::mustQuote(S); 1127 } 1128 }; 1129 template <> struct SequenceElementTraits<ELFYAML::YAMLFlowString> { 1130 static const bool flow = true; 1131 }; 1132 1133 namespace { 1134 1135 struct NormalizedOther { 1136 NormalizedOther(IO &IO) : YamlIO(IO) {} 1137 NormalizedOther(IO &IO, Optional<uint8_t> Original) : YamlIO(IO) { 1138 assert(Original && "This constructor is only used for outputting YAML and " 1139 "assumes a non-empty Original"); 1140 std::vector<StOtherPiece> Ret; 1141 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 1142 for (std::pair<StringRef, uint8_t> &P : 1143 getFlags(Object->getMachine()).takeVector()) { 1144 uint8_t FlagValue = P.second; 1145 if ((*Original & FlagValue) != FlagValue) 1146 continue; 1147 *Original &= ~FlagValue; 1148 Ret.push_back({P.first}); 1149 } 1150 1151 if (*Original != 0) { 1152 UnknownFlagsHolder = std::to_string(*Original); 1153 Ret.push_back({UnknownFlagsHolder}); 1154 } 1155 1156 if (!Ret.empty()) 1157 Other = std::move(Ret); 1158 } 1159 1160 uint8_t toValue(StringRef Name) { 1161 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 1162 MapVector<StringRef, uint8_t> Flags = getFlags(Object->getMachine()); 1163 1164 auto It = Flags.find(Name); 1165 if (It != Flags.end()) 1166 return It->second; 1167 1168 uint8_t Val; 1169 if (to_integer(Name, Val)) 1170 return Val; 1171 1172 YamlIO.setError("an unknown value is used for symbol's 'Other' field: " + 1173 Name); 1174 return 0; 1175 } 1176 1177 Optional<uint8_t> denormalize(IO &) { 1178 if (!Other) 1179 return None; 1180 uint8_t Ret = 0; 1181 for (StOtherPiece &Val : *Other) 1182 Ret |= toValue(Val); 1183 return Ret; 1184 } 1185 1186 // st_other field is used to encode symbol visibility and platform-dependent 1187 // flags and values. This method returns a name to value map that is used for 1188 // parsing and encoding this field. 1189 MapVector<StringRef, uint8_t> getFlags(unsigned EMachine) { 1190 MapVector<StringRef, uint8_t> Map; 1191 // STV_* values are just enumeration values. We add them in a reversed order 1192 // because when we convert the st_other to named constants when printing 1193 // YAML we want to use a maximum number of bits on each step: 1194 // when we have st_other == 3, we want to print it as STV_PROTECTED (3), but 1195 // not as STV_HIDDEN (2) + STV_INTERNAL (1). 1196 Map["STV_PROTECTED"] = ELF::STV_PROTECTED; 1197 Map["STV_HIDDEN"] = ELF::STV_HIDDEN; 1198 Map["STV_INTERNAL"] = ELF::STV_INTERNAL; 1199 // STV_DEFAULT is used to represent the default visibility and has a value 1200 // 0. We want to be able to read it from YAML documents, but there is no 1201 // reason to print it. 1202 if (!YamlIO.outputting()) 1203 Map["STV_DEFAULT"] = ELF::STV_DEFAULT; 1204 1205 // MIPS is not consistent. All of the STO_MIPS_* values are bit flags, 1206 // except STO_MIPS_MIPS16 which overlaps them. It should be checked and 1207 // consumed first when we print the output, because we do not want to print 1208 // any other flags that have the same bits instead. 1209 if (EMachine == ELF::EM_MIPS) { 1210 Map["STO_MIPS_MIPS16"] = ELF::STO_MIPS_MIPS16; 1211 Map["STO_MIPS_MICROMIPS"] = ELF::STO_MIPS_MICROMIPS; 1212 Map["STO_MIPS_PIC"] = ELF::STO_MIPS_PIC; 1213 Map["STO_MIPS_PLT"] = ELF::STO_MIPS_PLT; 1214 Map["STO_MIPS_OPTIONAL"] = ELF::STO_MIPS_OPTIONAL; 1215 } 1216 1217 if (EMachine == ELF::EM_AARCH64) 1218 Map["STO_AARCH64_VARIANT_PCS"] = ELF::STO_AARCH64_VARIANT_PCS; 1219 if (EMachine == ELF::EM_RISCV) 1220 Map["STO_RISCV_VARIANT_CC"] = ELF::STO_RISCV_VARIANT_CC; 1221 return Map; 1222 } 1223 1224 IO &YamlIO; 1225 Optional<std::vector<StOtherPiece>> Other; 1226 std::string UnknownFlagsHolder; 1227 }; 1228 1229 } // end anonymous namespace 1230 1231 void ScalarTraits<ELFYAML::YAMLIntUInt>::output(const ELFYAML::YAMLIntUInt &Val, 1232 void *Ctx, raw_ostream &Out) { 1233 Out << Val; 1234 } 1235 1236 StringRef ScalarTraits<ELFYAML::YAMLIntUInt>::input(StringRef Scalar, void *Ctx, 1237 ELFYAML::YAMLIntUInt &Val) { 1238 const bool Is64 = static_cast<ELFYAML::Object *>(Ctx)->Header.Class == 1239 ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64); 1240 StringRef ErrMsg = "invalid number"; 1241 // We do not accept negative hex numbers because their meaning is ambiguous. 1242 // For example, would -0xfffffffff mean 1 or INT32_MIN? 1243 if (Scalar.empty() || Scalar.startswith("-0x")) 1244 return ErrMsg; 1245 1246 if (Scalar.startswith("-")) { 1247 const int64_t MinVal = Is64 ? INT64_MIN : INT32_MIN; 1248 long long Int; 1249 if (getAsSignedInteger(Scalar, /*Radix=*/0, Int) || (Int < MinVal)) 1250 return ErrMsg; 1251 Val = Int; 1252 return ""; 1253 } 1254 1255 const uint64_t MaxVal = Is64 ? UINT64_MAX : UINT32_MAX; 1256 unsigned long long UInt; 1257 if (getAsUnsignedInteger(Scalar, /*Radix=*/0, UInt) || (UInt > MaxVal)) 1258 return ErrMsg; 1259 Val = UInt; 1260 return ""; 1261 } 1262 1263 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) { 1264 IO.mapOptional("Name", Symbol.Name, StringRef()); 1265 IO.mapOptional("StName", Symbol.StName); 1266 IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0)); 1267 IO.mapOptional("Section", Symbol.Section); 1268 IO.mapOptional("Index", Symbol.Index); 1269 IO.mapOptional("Binding", Symbol.Binding, ELFYAML::ELF_STB(0)); 1270 IO.mapOptional("Value", Symbol.Value); 1271 IO.mapOptional("Size", Symbol.Size); 1272 1273 // Symbol's Other field is a bit special. It is usually a field that 1274 // represents st_other and holds the symbol visibility. However, on some 1275 // platforms, it can contain bit fields and regular values, or even sometimes a 1276 // crazy mix of them (see comments for NormalizedOther). Because of this, we 1277 // need special handling. 1278 MappingNormalization<NormalizedOther, Optional<uint8_t>> Keys(IO, 1279 Symbol.Other); 1280 IO.mapOptional("Other", Keys->Other); 1281 } 1282 1283 std::string MappingTraits<ELFYAML::Symbol>::validate(IO &IO, 1284 ELFYAML::Symbol &Symbol) { 1285 if (Symbol.Index && Symbol.Section) 1286 return "Index and Section cannot both be specified for Symbol"; 1287 return ""; 1288 } 1289 1290 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) { 1291 IO.mapOptional("Name", Section.Name, StringRef()); 1292 IO.mapRequired("Type", Section.Type); 1293 IO.mapOptional("Flags", Section.Flags); 1294 IO.mapOptional("Address", Section.Address); 1295 IO.mapOptional("Link", Section.Link); 1296 IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0)); 1297 IO.mapOptional("EntSize", Section.EntSize); 1298 IO.mapOptional("Offset", Section.Offset); 1299 1300 IO.mapOptional("Content", Section.Content); 1301 IO.mapOptional("Size", Section.Size); 1302 1303 // obj2yaml does not dump these fields. They are expected to be empty when we 1304 // are producing YAML, because yaml2obj sets appropriate values for them 1305 // automatically when they are not explicitly defined. 1306 assert(!IO.outputting() || 1307 (!Section.ShOffset && !Section.ShSize && !Section.ShName && 1308 !Section.ShFlags && !Section.ShType && !Section.ShAddrAlign)); 1309 IO.mapOptional("ShAddrAlign", Section.ShAddrAlign); 1310 IO.mapOptional("ShName", Section.ShName); 1311 IO.mapOptional("ShOffset", Section.ShOffset); 1312 IO.mapOptional("ShSize", Section.ShSize); 1313 IO.mapOptional("ShFlags", Section.ShFlags); 1314 IO.mapOptional("ShType", Section.ShType); 1315 } 1316 1317 static void sectionMapping(IO &IO, ELFYAML::DynamicSection &Section) { 1318 commonSectionMapping(IO, Section); 1319 IO.mapOptional("Entries", Section.Entries); 1320 } 1321 1322 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) { 1323 commonSectionMapping(IO, Section); 1324 1325 // We also support reading a content as array of bytes using the ContentArray 1326 // key. obj2yaml never prints this field. 1327 assert(!IO.outputting() || !Section.ContentBuf.hasValue()); 1328 IO.mapOptional("ContentArray", Section.ContentBuf); 1329 if (Section.ContentBuf) { 1330 if (Section.Content) 1331 IO.setError("Content and ContentArray can't be used together"); 1332 Section.Content = yaml::BinaryRef(*Section.ContentBuf); 1333 } 1334 1335 IO.mapOptional("Info", Section.Info); 1336 } 1337 1338 static void sectionMapping(IO &IO, ELFYAML::BBAddrMapSection &Section) { 1339 commonSectionMapping(IO, Section); 1340 IO.mapOptional("Content", Section.Content); 1341 IO.mapOptional("Entries", Section.Entries); 1342 } 1343 1344 static void sectionMapping(IO &IO, ELFYAML::StackSizesSection &Section) { 1345 commonSectionMapping(IO, Section); 1346 IO.mapOptional("Entries", Section.Entries); 1347 } 1348 1349 static void sectionMapping(IO &IO, ELFYAML::HashSection &Section) { 1350 commonSectionMapping(IO, Section); 1351 IO.mapOptional("Bucket", Section.Bucket); 1352 IO.mapOptional("Chain", Section.Chain); 1353 1354 // obj2yaml does not dump these fields. They can be used to override nchain 1355 // and nbucket values for creating broken sections. 1356 assert(!IO.outputting() || 1357 (!Section.NBucket.hasValue() && !Section.NChain.hasValue())); 1358 IO.mapOptional("NChain", Section.NChain); 1359 IO.mapOptional("NBucket", Section.NBucket); 1360 } 1361 1362 static void sectionMapping(IO &IO, ELFYAML::NoteSection &Section) { 1363 commonSectionMapping(IO, Section); 1364 IO.mapOptional("Notes", Section.Notes); 1365 } 1366 1367 1368 static void sectionMapping(IO &IO, ELFYAML::GnuHashSection &Section) { 1369 commonSectionMapping(IO, Section); 1370 IO.mapOptional("Header", Section.Header); 1371 IO.mapOptional("BloomFilter", Section.BloomFilter); 1372 IO.mapOptional("HashBuckets", Section.HashBuckets); 1373 IO.mapOptional("HashValues", Section.HashValues); 1374 } 1375 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) { 1376 commonSectionMapping(IO, Section); 1377 } 1378 1379 static void sectionMapping(IO &IO, ELFYAML::VerdefSection &Section) { 1380 commonSectionMapping(IO, Section); 1381 IO.mapOptional("Info", Section.Info); 1382 IO.mapOptional("Entries", Section.Entries); 1383 } 1384 1385 static void sectionMapping(IO &IO, ELFYAML::SymverSection &Section) { 1386 commonSectionMapping(IO, Section); 1387 IO.mapOptional("Entries", Section.Entries); 1388 } 1389 1390 static void sectionMapping(IO &IO, ELFYAML::VerneedSection &Section) { 1391 commonSectionMapping(IO, Section); 1392 IO.mapOptional("Info", Section.Info); 1393 IO.mapOptional("Dependencies", Section.VerneedV); 1394 } 1395 1396 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) { 1397 commonSectionMapping(IO, Section); 1398 IO.mapOptional("Info", Section.RelocatableSec, StringRef()); 1399 IO.mapOptional("Relocations", Section.Relocations); 1400 } 1401 1402 static void sectionMapping(IO &IO, ELFYAML::RelrSection &Section) { 1403 commonSectionMapping(IO, Section); 1404 IO.mapOptional("Entries", Section.Entries); 1405 } 1406 1407 static void groupSectionMapping(IO &IO, ELFYAML::GroupSection &Group) { 1408 commonSectionMapping(IO, Group); 1409 IO.mapOptional("Info", Group.Signature); 1410 IO.mapOptional("Members", Group.Members); 1411 } 1412 1413 static void sectionMapping(IO &IO, ELFYAML::SymtabShndxSection &Section) { 1414 commonSectionMapping(IO, Section); 1415 IO.mapOptional("Entries", Section.Entries); 1416 } 1417 1418 static void sectionMapping(IO &IO, ELFYAML::AddrsigSection &Section) { 1419 commonSectionMapping(IO, Section); 1420 IO.mapOptional("Symbols", Section.Symbols); 1421 } 1422 1423 static void fillMapping(IO &IO, ELFYAML::Fill &Fill) { 1424 IO.mapOptional("Name", Fill.Name, StringRef()); 1425 IO.mapOptional("Pattern", Fill.Pattern); 1426 IO.mapOptional("Offset", Fill.Offset); 1427 IO.mapRequired("Size", Fill.Size); 1428 } 1429 1430 static void sectionHeaderTableMapping(IO &IO, 1431 ELFYAML::SectionHeaderTable &SHT) { 1432 IO.mapOptional("Offset", SHT.Offset); 1433 IO.mapOptional("Sections", SHT.Sections); 1434 IO.mapOptional("Excluded", SHT.Excluded); 1435 IO.mapOptional("NoHeaders", SHT.NoHeaders); 1436 } 1437 1438 static void sectionMapping(IO &IO, ELFYAML::LinkerOptionsSection &Section) { 1439 commonSectionMapping(IO, Section); 1440 IO.mapOptional("Options", Section.Options); 1441 } 1442 1443 static void sectionMapping(IO &IO, 1444 ELFYAML::DependentLibrariesSection &Section) { 1445 commonSectionMapping(IO, Section); 1446 IO.mapOptional("Libraries", Section.Libs); 1447 } 1448 1449 static void sectionMapping(IO &IO, ELFYAML::CallGraphProfileSection &Section) { 1450 commonSectionMapping(IO, Section); 1451 IO.mapOptional("Entries", Section.Entries); 1452 } 1453 1454 void MappingTraits<ELFYAML::SectionOrType>::mapping( 1455 IO &IO, ELFYAML::SectionOrType §ionOrType) { 1456 IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType); 1457 } 1458 1459 static void sectionMapping(IO &IO, ELFYAML::ARMIndexTableSection &Section) { 1460 commonSectionMapping(IO, Section); 1461 IO.mapOptional("Entries", Section.Entries); 1462 } 1463 1464 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) { 1465 commonSectionMapping(IO, Section); 1466 IO.mapOptional("Version", Section.Version, Hex16(0)); 1467 IO.mapRequired("ISA", Section.ISALevel); 1468 IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0)); 1469 IO.mapOptional("ISAExtension", Section.ISAExtension, 1470 ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE)); 1471 IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0)); 1472 IO.mapOptional("FpABI", Section.FpABI, 1473 ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY)); 1474 IO.mapOptional("GPRSize", Section.GPRSize, 1475 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1476 IO.mapOptional("CPR1Size", Section.CPR1Size, 1477 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1478 IO.mapOptional("CPR2Size", Section.CPR2Size, 1479 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1480 IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0)); 1481 IO.mapOptional("Flags2", Section.Flags2, Hex32(0)); 1482 } 1483 1484 static StringRef getStringValue(IO &IO, const char *Key) { 1485 StringRef Val; 1486 IO.mapRequired(Key, Val); 1487 return Val; 1488 } 1489 1490 static void setStringValue(IO &IO, const char *Key, StringRef Val) { 1491 IO.mapRequired(Key, Val); 1492 } 1493 1494 static bool isInteger(StringRef Val) { 1495 APInt Tmp; 1496 return !Val.getAsInteger(0, Tmp); 1497 } 1498 1499 void MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::mapping( 1500 IO &IO, std::unique_ptr<ELFYAML::Chunk> &Section) { 1501 ELFYAML::ELF_SHT Type; 1502 StringRef TypeStr; 1503 if (IO.outputting()) { 1504 if (auto *S = dyn_cast<ELFYAML::Section>(Section.get())) 1505 Type = S->Type; 1506 else if (auto *SHT = dyn_cast<ELFYAML::SectionHeaderTable>(Section.get())) 1507 TypeStr = SHT->TypeStr; 1508 } else { 1509 // When the Type string does not have a "SHT_" prefix, we know it is not a 1510 // description of a regular ELF output section. 1511 TypeStr = getStringValue(IO, "Type"); 1512 if (TypeStr.startswith("SHT_") || isInteger(TypeStr)) 1513 IO.mapRequired("Type", Type); 1514 } 1515 1516 if (TypeStr == "Fill") { 1517 assert(!IO.outputting()); // We don't dump fills currently. 1518 Section.reset(new ELFYAML::Fill()); 1519 fillMapping(IO, *cast<ELFYAML::Fill>(Section.get())); 1520 return; 1521 } 1522 1523 if (TypeStr == ELFYAML::SectionHeaderTable::TypeStr) { 1524 if (IO.outputting()) 1525 setStringValue(IO, "Type", TypeStr); 1526 else 1527 Section.reset(new ELFYAML::SectionHeaderTable(/*IsImplicit=*/false)); 1528 1529 sectionHeaderTableMapping( 1530 IO, *cast<ELFYAML::SectionHeaderTable>(Section.get())); 1531 return; 1532 } 1533 1534 const auto &Obj = *static_cast<ELFYAML::Object *>(IO.getContext()); 1535 if (Obj.getMachine() == ELF::EM_MIPS && Type == ELF::SHT_MIPS_ABIFLAGS) { 1536 if (!IO.outputting()) 1537 Section.reset(new ELFYAML::MipsABIFlags()); 1538 sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get())); 1539 return; 1540 } 1541 1542 if (Obj.getMachine() == ELF::EM_ARM && Type == ELF::SHT_ARM_EXIDX) { 1543 if (!IO.outputting()) 1544 Section.reset(new ELFYAML::ARMIndexTableSection()); 1545 sectionMapping(IO, *cast<ELFYAML::ARMIndexTableSection>(Section.get())); 1546 return; 1547 } 1548 1549 switch (Type) { 1550 case ELF::SHT_DYNAMIC: 1551 if (!IO.outputting()) 1552 Section.reset(new ELFYAML::DynamicSection()); 1553 sectionMapping(IO, *cast<ELFYAML::DynamicSection>(Section.get())); 1554 break; 1555 case ELF::SHT_REL: 1556 case ELF::SHT_RELA: 1557 if (!IO.outputting()) 1558 Section.reset(new ELFYAML::RelocationSection()); 1559 sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get())); 1560 break; 1561 case ELF::SHT_RELR: 1562 if (!IO.outputting()) 1563 Section.reset(new ELFYAML::RelrSection()); 1564 sectionMapping(IO, *cast<ELFYAML::RelrSection>(Section.get())); 1565 break; 1566 case ELF::SHT_GROUP: 1567 if (!IO.outputting()) 1568 Section.reset(new ELFYAML::GroupSection()); 1569 groupSectionMapping(IO, *cast<ELFYAML::GroupSection>(Section.get())); 1570 break; 1571 case ELF::SHT_NOBITS: 1572 if (!IO.outputting()) 1573 Section.reset(new ELFYAML::NoBitsSection()); 1574 sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get())); 1575 break; 1576 case ELF::SHT_HASH: 1577 if (!IO.outputting()) 1578 Section.reset(new ELFYAML::HashSection()); 1579 sectionMapping(IO, *cast<ELFYAML::HashSection>(Section.get())); 1580 break; 1581 case ELF::SHT_NOTE: 1582 if (!IO.outputting()) 1583 Section.reset(new ELFYAML::NoteSection()); 1584 sectionMapping(IO, *cast<ELFYAML::NoteSection>(Section.get())); 1585 break; 1586 case ELF::SHT_GNU_HASH: 1587 if (!IO.outputting()) 1588 Section.reset(new ELFYAML::GnuHashSection()); 1589 sectionMapping(IO, *cast<ELFYAML::GnuHashSection>(Section.get())); 1590 break; 1591 case ELF::SHT_GNU_verdef: 1592 if (!IO.outputting()) 1593 Section.reset(new ELFYAML::VerdefSection()); 1594 sectionMapping(IO, *cast<ELFYAML::VerdefSection>(Section.get())); 1595 break; 1596 case ELF::SHT_GNU_versym: 1597 if (!IO.outputting()) 1598 Section.reset(new ELFYAML::SymverSection()); 1599 sectionMapping(IO, *cast<ELFYAML::SymverSection>(Section.get())); 1600 break; 1601 case ELF::SHT_GNU_verneed: 1602 if (!IO.outputting()) 1603 Section.reset(new ELFYAML::VerneedSection()); 1604 sectionMapping(IO, *cast<ELFYAML::VerneedSection>(Section.get())); 1605 break; 1606 case ELF::SHT_SYMTAB_SHNDX: 1607 if (!IO.outputting()) 1608 Section.reset(new ELFYAML::SymtabShndxSection()); 1609 sectionMapping(IO, *cast<ELFYAML::SymtabShndxSection>(Section.get())); 1610 break; 1611 case ELF::SHT_LLVM_ADDRSIG: 1612 if (!IO.outputting()) 1613 Section.reset(new ELFYAML::AddrsigSection()); 1614 sectionMapping(IO, *cast<ELFYAML::AddrsigSection>(Section.get())); 1615 break; 1616 case ELF::SHT_LLVM_LINKER_OPTIONS: 1617 if (!IO.outputting()) 1618 Section.reset(new ELFYAML::LinkerOptionsSection()); 1619 sectionMapping(IO, *cast<ELFYAML::LinkerOptionsSection>(Section.get())); 1620 break; 1621 case ELF::SHT_LLVM_DEPENDENT_LIBRARIES: 1622 if (!IO.outputting()) 1623 Section.reset(new ELFYAML::DependentLibrariesSection()); 1624 sectionMapping(IO, 1625 *cast<ELFYAML::DependentLibrariesSection>(Section.get())); 1626 break; 1627 case ELF::SHT_LLVM_CALL_GRAPH_PROFILE: 1628 if (!IO.outputting()) 1629 Section.reset(new ELFYAML::CallGraphProfileSection()); 1630 sectionMapping(IO, *cast<ELFYAML::CallGraphProfileSection>(Section.get())); 1631 break; 1632 case ELF::SHT_LLVM_BB_ADDR_MAP: 1633 if (!IO.outputting()) 1634 Section.reset(new ELFYAML::BBAddrMapSection()); 1635 sectionMapping(IO, *cast<ELFYAML::BBAddrMapSection>(Section.get())); 1636 break; 1637 default: 1638 if (!IO.outputting()) { 1639 StringRef Name; 1640 IO.mapOptional("Name", Name, StringRef()); 1641 Name = ELFYAML::dropUniqueSuffix(Name); 1642 1643 if (ELFYAML::StackSizesSection::nameMatches(Name)) 1644 Section = std::make_unique<ELFYAML::StackSizesSection>(); 1645 else 1646 Section = std::make_unique<ELFYAML::RawContentSection>(); 1647 } 1648 1649 if (auto S = dyn_cast<ELFYAML::RawContentSection>(Section.get())) 1650 sectionMapping(IO, *S); 1651 else 1652 sectionMapping(IO, *cast<ELFYAML::StackSizesSection>(Section.get())); 1653 } 1654 } 1655 1656 std::string MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::validate( 1657 IO &io, std::unique_ptr<ELFYAML::Chunk> &C) { 1658 if (const auto *F = dyn_cast<ELFYAML::Fill>(C.get())) { 1659 if (F->Pattern && F->Pattern->binary_size() != 0 && !F->Size) 1660 return "\"Size\" can't be 0 when \"Pattern\" is not empty"; 1661 return ""; 1662 } 1663 1664 if (const auto *SHT = dyn_cast<ELFYAML::SectionHeaderTable>(C.get())) { 1665 if (SHT->NoHeaders && (SHT->Sections || SHT->Excluded || SHT->Offset)) 1666 return "NoHeaders can't be used together with Offset/Sections/Excluded"; 1667 return ""; 1668 } 1669 1670 const ELFYAML::Section &Sec = *cast<ELFYAML::Section>(C.get()); 1671 if (Sec.Size && Sec.Content && 1672 (uint64_t)(*Sec.Size) < Sec.Content->binary_size()) 1673 return "Section size must be greater than or equal to the content size"; 1674 1675 auto BuildErrPrefix = [](ArrayRef<std::pair<StringRef, bool>> EntV) { 1676 std::string Msg; 1677 for (size_t I = 0, E = EntV.size(); I != E; ++I) { 1678 StringRef Name = EntV[I].first; 1679 if (I == 0) { 1680 Msg = "\"" + Name.str() + "\""; 1681 continue; 1682 } 1683 if (I != EntV.size() - 1) 1684 Msg += ", \"" + Name.str() + "\""; 1685 else 1686 Msg += " and \"" + Name.str() + "\""; 1687 } 1688 return Msg; 1689 }; 1690 1691 std::vector<std::pair<StringRef, bool>> Entries = Sec.getEntries(); 1692 const size_t NumUsedEntries = llvm::count_if( 1693 Entries, [](const std::pair<StringRef, bool> &P) { return P.second; }); 1694 1695 if ((Sec.Size || Sec.Content) && NumUsedEntries > 0) 1696 return BuildErrPrefix(Entries) + 1697 " cannot be used with \"Content\" or \"Size\""; 1698 1699 if (NumUsedEntries > 0 && Entries.size() != NumUsedEntries) 1700 return BuildErrPrefix(Entries) + " must be used together"; 1701 1702 if (const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(C.get())) { 1703 if (RawSection->Flags && RawSection->ShFlags) 1704 return "ShFlags and Flags cannot be used together"; 1705 return ""; 1706 } 1707 1708 if (const auto *NB = dyn_cast<ELFYAML::NoBitsSection>(C.get())) { 1709 if (NB->Content) 1710 return "SHT_NOBITS section cannot have \"Content\""; 1711 return ""; 1712 } 1713 1714 if (const auto *MF = dyn_cast<ELFYAML::MipsABIFlags>(C.get())) { 1715 if (MF->Content) 1716 return "\"Content\" key is not implemented for SHT_MIPS_ABIFLAGS " 1717 "sections"; 1718 if (MF->Size) 1719 return "\"Size\" key is not implemented for SHT_MIPS_ABIFLAGS sections"; 1720 return ""; 1721 } 1722 1723 return ""; 1724 } 1725 1726 namespace { 1727 1728 struct NormalizedMips64RelType { 1729 NormalizedMips64RelType(IO &) 1730 : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1731 Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1732 Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1733 SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {} 1734 NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original) 1735 : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF), 1736 Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {} 1737 1738 ELFYAML::ELF_REL denormalize(IO &) { 1739 ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24; 1740 return Res; 1741 } 1742 1743 ELFYAML::ELF_REL Type; 1744 ELFYAML::ELF_REL Type2; 1745 ELFYAML::ELF_REL Type3; 1746 ELFYAML::ELF_RSS SpecSym; 1747 }; 1748 1749 } // end anonymous namespace 1750 1751 void MappingTraits<ELFYAML::StackSizeEntry>::mapping( 1752 IO &IO, ELFYAML::StackSizeEntry &E) { 1753 assert(IO.getContext() && "The IO context is not initialized"); 1754 IO.mapOptional("Address", E.Address, Hex64(0)); 1755 IO.mapRequired("Size", E.Size); 1756 } 1757 1758 void MappingTraits<ELFYAML::BBAddrMapEntry>::mapping( 1759 IO &IO, ELFYAML::BBAddrMapEntry &E) { 1760 assert(IO.getContext() && "The IO context is not initialized"); 1761 IO.mapOptional("Address", E.Address, Hex64(0)); 1762 IO.mapOptional("NumBlocks", E.NumBlocks); 1763 IO.mapOptional("BBEntries", E.BBEntries); 1764 } 1765 1766 void MappingTraits<ELFYAML::BBAddrMapEntry::BBEntry>::mapping( 1767 IO &IO, ELFYAML::BBAddrMapEntry::BBEntry &E) { 1768 assert(IO.getContext() && "The IO context is not initialized"); 1769 IO.mapRequired("AddressOffset", E.AddressOffset); 1770 IO.mapRequired("Size", E.Size); 1771 IO.mapRequired("Metadata", E.Metadata); 1772 } 1773 1774 void MappingTraits<ELFYAML::GnuHashHeader>::mapping(IO &IO, 1775 ELFYAML::GnuHashHeader &E) { 1776 assert(IO.getContext() && "The IO context is not initialized"); 1777 IO.mapOptional("NBuckets", E.NBuckets); 1778 IO.mapRequired("SymNdx", E.SymNdx); 1779 IO.mapOptional("MaskWords", E.MaskWords); 1780 IO.mapRequired("Shift2", E.Shift2); 1781 } 1782 1783 void MappingTraits<ELFYAML::DynamicEntry>::mapping(IO &IO, 1784 ELFYAML::DynamicEntry &Rel) { 1785 assert(IO.getContext() && "The IO context is not initialized"); 1786 1787 IO.mapRequired("Tag", Rel.Tag); 1788 IO.mapRequired("Value", Rel.Val); 1789 } 1790 1791 void MappingTraits<ELFYAML::NoteEntry>::mapping(IO &IO, ELFYAML::NoteEntry &N) { 1792 assert(IO.getContext() && "The IO context is not initialized"); 1793 1794 IO.mapOptional("Name", N.Name); 1795 IO.mapOptional("Desc", N.Desc); 1796 IO.mapRequired("Type", N.Type); 1797 } 1798 1799 void MappingTraits<ELFYAML::VerdefEntry>::mapping(IO &IO, 1800 ELFYAML::VerdefEntry &E) { 1801 assert(IO.getContext() && "The IO context is not initialized"); 1802 1803 IO.mapOptional("Version", E.Version); 1804 IO.mapOptional("Flags", E.Flags); 1805 IO.mapOptional("VersionNdx", E.VersionNdx); 1806 IO.mapOptional("Hash", E.Hash); 1807 IO.mapRequired("Names", E.VerNames); 1808 } 1809 1810 void MappingTraits<ELFYAML::VerneedEntry>::mapping(IO &IO, 1811 ELFYAML::VerneedEntry &E) { 1812 assert(IO.getContext() && "The IO context is not initialized"); 1813 1814 IO.mapRequired("Version", E.Version); 1815 IO.mapRequired("File", E.File); 1816 IO.mapRequired("Entries", E.AuxV); 1817 } 1818 1819 void MappingTraits<ELFYAML::VernauxEntry>::mapping(IO &IO, 1820 ELFYAML::VernauxEntry &E) { 1821 assert(IO.getContext() && "The IO context is not initialized"); 1822 1823 IO.mapRequired("Name", E.Name); 1824 IO.mapRequired("Hash", E.Hash); 1825 IO.mapRequired("Flags", E.Flags); 1826 IO.mapRequired("Other", E.Other); 1827 } 1828 1829 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO, 1830 ELFYAML::Relocation &Rel) { 1831 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 1832 assert(Object && "The IO context is not initialized"); 1833 1834 IO.mapOptional("Offset", Rel.Offset, (Hex64)0); 1835 IO.mapOptional("Symbol", Rel.Symbol); 1836 1837 if (Object->getMachine() == ELFYAML::ELF_EM(ELF::EM_MIPS) && 1838 Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) { 1839 MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key( 1840 IO, Rel.Type); 1841 IO.mapRequired("Type", Key->Type); 1842 IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1843 IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1844 IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF)); 1845 } else 1846 IO.mapRequired("Type", Rel.Type); 1847 1848 IO.mapOptional("Addend", Rel.Addend, (ELFYAML::YAMLIntUInt)0); 1849 } 1850 1851 void MappingTraits<ELFYAML::ARMIndexTableEntry>::mapping( 1852 IO &IO, ELFYAML::ARMIndexTableEntry &E) { 1853 assert(IO.getContext() && "The IO context is not initialized"); 1854 IO.mapRequired("Offset", E.Offset); 1855 1856 StringRef CantUnwind = "EXIDX_CANTUNWIND"; 1857 if (IO.outputting() && (uint32_t)E.Value == ARM::EHABI::EXIDX_CANTUNWIND) 1858 IO.mapRequired("Value", CantUnwind); 1859 else if (!IO.outputting() && getStringValue(IO, "Value") == CantUnwind) 1860 E.Value = ARM::EHABI::EXIDX_CANTUNWIND; 1861 else 1862 IO.mapRequired("Value", E.Value); 1863 } 1864 1865 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) { 1866 assert(!IO.getContext() && "The IO context is initialized already"); 1867 IO.setContext(&Object); 1868 IO.mapTag("!ELF", true); 1869 IO.mapRequired("FileHeader", Object.Header); 1870 IO.mapOptional("ProgramHeaders", Object.ProgramHeaders); 1871 IO.mapOptional("Sections", Object.Chunks); 1872 IO.mapOptional("Symbols", Object.Symbols); 1873 IO.mapOptional("DynamicSymbols", Object.DynamicSymbols); 1874 IO.mapOptional("DWARF", Object.DWARF); 1875 if (Object.DWARF) { 1876 Object.DWARF->IsLittleEndian = 1877 Object.Header.Data == ELFYAML::ELF_ELFDATA(ELF::ELFDATA2LSB); 1878 Object.DWARF->Is64BitAddrSize = 1879 Object.Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64); 1880 } 1881 IO.setContext(nullptr); 1882 } 1883 1884 void MappingTraits<ELFYAML::LinkerOption>::mapping(IO &IO, 1885 ELFYAML::LinkerOption &Opt) { 1886 assert(IO.getContext() && "The IO context is not initialized"); 1887 IO.mapRequired("Name", Opt.Key); 1888 IO.mapRequired("Value", Opt.Value); 1889 } 1890 1891 void MappingTraits<ELFYAML::CallGraphEntryWeight>::mapping( 1892 IO &IO, ELFYAML::CallGraphEntryWeight &E) { 1893 assert(IO.getContext() && "The IO context is not initialized"); 1894 IO.mapRequired("Weight", E.Weight); 1895 } 1896 1897 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG) 1898 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP) 1899 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT) 1900 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE) 1901 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1) 1902 1903 } // end namespace yaml 1904 1905 } // end namespace llvm 1906