contrib/llvm/lib/ObjectYAML/ELFYAML.cpp

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