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/ADT/StringRef.h"
  16 #include "llvm/BinaryFormat/ELF.h"
  17 #include "llvm/Support/Casting.h"
  18 #include "llvm/Support/ErrorHandling.h"
  19 #include "llvm/Support/MipsABIFlags.h"
  20 #include "llvm/Support/YAMLTraits.h"
  21 #include <cassert>
  22 #include <cstdint>
  23
  24 namespace llvm {
  25
  26 ELFYAML::Section::~Section() = default;
  27
  28 namespace yaml {
  29
  30 void ScalarEnumerationTraits<ELFYAML::ELF_ET>::enumeration(
  31     IO &IO, ELFYAML::ELF_ET &Value) {
  32 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
  33   ECase(ET_NONE);
  34   ECase(ET_REL);
  35   ECase(ET_EXEC);
  36   ECase(ET_DYN);
  37   ECase(ET_CORE);
  38 #undef ECase
  39   IO.enumFallback<Hex16>(Value);
  40 }
  41
  42 void ScalarEnumerationTraits<ELFYAML::ELF_PT>::enumeration(
  43     IO &IO, ELFYAML::ELF_PT &Value) {
  44 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
  45   ECase(PT_NULL);
  46   ECase(PT_LOAD);
  47   ECase(PT_DYNAMIC);
  48   ECase(PT_INTERP);
  49   ECase(PT_NOTE);
  50   ECase(PT_SHLIB);
  51   ECase(PT_PHDR);
  52   ECase(PT_TLS);
  53   ECase(PT_GNU_EH_FRAME);
  54 #undef ECase
  55   IO.enumFallback<Hex32>(Value);
  56 }
  57
  58 void ScalarEnumerationTraits<ELFYAML::ELF_EM>::enumeration(
  59     IO &IO, ELFYAML::ELF_EM &Value) {
  60 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
  61   ECase(EM_NONE);
  62   ECase(EM_M32);
  63   ECase(EM_SPARC);
  64   ECase(EM_386);
  65   ECase(EM_68K);
  66   ECase(EM_88K);
  67   ECase(EM_IAMCU);
  68   ECase(EM_860);
  69   ECase(EM_MIPS);
  70   ECase(EM_S370);
  71   ECase(EM_MIPS_RS3_LE);
  72   ECase(EM_PARISC);
  73   ECase(EM_VPP500);
  74   ECase(EM_SPARC32PLUS);
  75   ECase(EM_960);
  76   ECase(EM_PPC);
  77   ECase(EM_PPC64);
  78   ECase(EM_S390);
  79   ECase(EM_SPU);
  80   ECase(EM_V800);
  81   ECase(EM_FR20);
  82   ECase(EM_RH32);
  83   ECase(EM_RCE);
  84   ECase(EM_ARM);
  85   ECase(EM_ALPHA);
  86   ECase(EM_SH);
  87   ECase(EM_SPARCV9);
  88   ECase(EM_TRICORE);
  89   ECase(EM_ARC);
  90   ECase(EM_H8_300);
  91   ECase(EM_H8_300H);
  92   ECase(EM_H8S);
  93   ECase(EM_H8_500);
  94   ECase(EM_IA_64);
  95   ECase(EM_MIPS_X);
  96   ECase(EM_COLDFIRE);
  97   ECase(EM_68HC12);
  98   ECase(EM_MMA);
  99   ECase(EM_PCP);
 100   ECase(EM_NCPU);
 101   ECase(EM_NDR1);
 102   ECase(EM_STARCORE);
 103   ECase(EM_ME16);
 104   ECase(EM_ST100);
 105   ECase(EM_TINYJ);
 106   ECase(EM_X86_64);
 107   ECase(EM_PDSP);
 108   ECase(EM_PDP10);
 109   ECase(EM_PDP11);
 110   ECase(EM_FX66);
 111   ECase(EM_ST9PLUS);
 112   ECase(EM_ST7);
 113   ECase(EM_68HC16);
 114   ECase(EM_68HC11);
 115   ECase(EM_68HC08);
 116   ECase(EM_68HC05);
 117   ECase(EM_SVX);
 118   ECase(EM_ST19);
 119   ECase(EM_VAX);
 120   ECase(EM_CRIS);
 121   ECase(EM_JAVELIN);
 122   ECase(EM_FIREPATH);
 123   ECase(EM_ZSP);
 124   ECase(EM_MMIX);
 125   ECase(EM_HUANY);
 126   ECase(EM_PRISM);
 127   ECase(EM_AVR);
 128   ECase(EM_FR30);
 129   ECase(EM_D10V);
 130   ECase(EM_D30V);
 131   ECase(EM_V850);
 132   ECase(EM_M32R);
 133   ECase(EM_MN10300);
 134   ECase(EM_MN10200);
 135   ECase(EM_PJ);
 136   ECase(EM_OPENRISC);
 137   ECase(EM_ARC_COMPACT);
 138   ECase(EM_XTENSA);
 139   ECase(EM_VIDEOCORE);
 140   ECase(EM_TMM_GPP);
 141   ECase(EM_NS32K);
 142   ECase(EM_TPC);
 143   ECase(EM_SNP1K);
 144   ECase(EM_ST200);
 145   ECase(EM_IP2K);
 146   ECase(EM_MAX);
 147   ECase(EM_CR);
 148   ECase(EM_F2MC16);
 149   ECase(EM_MSP430);
 150   ECase(EM_BLACKFIN);
 151   ECase(EM_SE_C33);
 152   ECase(EM_SEP);
 153   ECase(EM_ARCA);
 154   ECase(EM_UNICORE);
 155   ECase(EM_EXCESS);
 156   ECase(EM_DXP);
 157   ECase(EM_ALTERA_NIOS2);
 158   ECase(EM_CRX);
 159   ECase(EM_XGATE);
 160   ECase(EM_C166);
 161   ECase(EM_M16C);
 162   ECase(EM_DSPIC30F);
 163   ECase(EM_CE);
 164   ECase(EM_M32C);
 165   ECase(EM_TSK3000);
 166   ECase(EM_RS08);
 167   ECase(EM_SHARC);
 168   ECase(EM_ECOG2);
 169   ECase(EM_SCORE7);
 170   ECase(EM_DSP24);
 171   ECase(EM_VIDEOCORE3);
 172   ECase(EM_LATTICEMICO32);
 173   ECase(EM_SE_C17);
 174   ECase(EM_TI_C6000);
 175   ECase(EM_TI_C2000);
 176   ECase(EM_TI_C5500);
 177   ECase(EM_MMDSP_PLUS);
 178   ECase(EM_CYPRESS_M8C);
 179   ECase(EM_R32C);
 180   ECase(EM_TRIMEDIA);
 181   ECase(EM_HEXAGON);
 182   ECase(EM_8051);
 183   ECase(EM_STXP7X);
 184   ECase(EM_NDS32);
 185   ECase(EM_ECOG1);
 186   ECase(EM_ECOG1X);
 187   ECase(EM_MAXQ30);
 188   ECase(EM_XIMO16);
 189   ECase(EM_MANIK);
 190   ECase(EM_CRAYNV2);
 191   ECase(EM_RX);
 192   ECase(EM_METAG);
 193   ECase(EM_MCST_ELBRUS);
 194   ECase(EM_ECOG16);
 195   ECase(EM_CR16);
 196   ECase(EM_ETPU);
 197   ECase(EM_SLE9X);
 198   ECase(EM_L10M);
 199   ECase(EM_K10M);
 200   ECase(EM_AARCH64);
 201   ECase(EM_AVR32);
 202   ECase(EM_STM8);
 203   ECase(EM_TILE64);
 204   ECase(EM_TILEPRO);
 205   ECase(EM_CUDA);
 206   ECase(EM_TILEGX);
 207   ECase(EM_CLOUDSHIELD);
 208   ECase(EM_COREA_1ST);
 209   ECase(EM_COREA_2ND);
 210   ECase(EM_ARC_COMPACT2);
 211   ECase(EM_OPEN8);
 212   ECase(EM_RL78);
 213   ECase(EM_VIDEOCORE5);
 214   ECase(EM_78KOR);
 215   ECase(EM_56800EX);
 216   ECase(EM_AMDGPU);
 217   ECase(EM_RISCV);
 218   ECase(EM_LANAI);
 219   ECase(EM_BPF);
 220 #undef ECase
 221 }
 222
 223 void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration(
 224     IO &IO, ELFYAML::ELF_ELFCLASS &Value) {
 225 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
 226   // Since the semantics of ELFCLASSNONE is "invalid", just don't accept it
 227   // here.
 228   ECase(ELFCLASS32);
 229   ECase(ELFCLASS64);
 230 #undef ECase
 231 }
 232
 233 void ScalarEnumerationTraits<ELFYAML::ELF_ELFDATA>::enumeration(
 234     IO &IO, ELFYAML::ELF_ELFDATA &Value) {
 235 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
 236   // Since the semantics of ELFDATANONE is "invalid", just don't accept it
 237   // here.
 238   ECase(ELFDATA2LSB);
 239   ECase(ELFDATA2MSB);
 240 #undef ECase
 241 }
 242
 243 void ScalarEnumerationTraits<ELFYAML::ELF_ELFOSABI>::enumeration(
 244     IO &IO, ELFYAML::ELF_ELFOSABI &Value) {
 245 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
 246   ECase(ELFOSABI_NONE);
 247   ECase(ELFOSABI_HPUX);
 248   ECase(ELFOSABI_NETBSD);
 249   ECase(ELFOSABI_GNU);
 250   ECase(ELFOSABI_HURD);
 251   ECase(ELFOSABI_SOLARIS);
 252   ECase(ELFOSABI_AIX);
 253   ECase(ELFOSABI_IRIX);
 254   ECase(ELFOSABI_FREEBSD);
 255   ECase(ELFOSABI_TRU64);
 256   ECase(ELFOSABI_MODESTO);
 257   ECase(ELFOSABI_OPENBSD);
 258   ECase(ELFOSABI_OPENVMS);
 259   ECase(ELFOSABI_NSK);
 260   ECase(ELFOSABI_AROS);
 261   ECase(ELFOSABI_FENIXOS);
 262   ECase(ELFOSABI_CLOUDABI);
 263   ECase(ELFOSABI_AMDGPU_HSA);
 264   ECase(ELFOSABI_AMDGPU_PAL);
 265   ECase(ELFOSABI_AMDGPU_MESA3D);
 266   ECase(ELFOSABI_ARM);
 267   ECase(ELFOSABI_C6000_ELFABI);
 268   ECase(ELFOSABI_C6000_LINUX);
 269   ECase(ELFOSABI_STANDALONE);
 270 #undef ECase
 271 }
 272
 273 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO,
 274                                                  ELFYAML::ELF_EF &Value) {
 275   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
 276   assert(Object && "The IO context is not initialized");
 277 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X)
 278 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M)
 279   switch (Object->Header.Machine) {
 280   case ELF::EM_ARM:
 281     BCase(EF_ARM_SOFT_FLOAT);
 282     BCase(EF_ARM_VFP_FLOAT);
 283     BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK);
 284     BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK);
 285     BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK);
 286     BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK);
 287     BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK);
 288     BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK);
 289     break;
 290   case ELF::EM_MIPS:
 291     BCase(EF_MIPS_NOREORDER);
 292     BCase(EF_MIPS_PIC);
 293     BCase(EF_MIPS_CPIC);
 294     BCase(EF_MIPS_ABI2);
 295     BCase(EF_MIPS_32BITMODE);
 296     BCase(EF_MIPS_FP64);
 297     BCase(EF_MIPS_NAN2008);
 298     BCase(EF_MIPS_MICROMIPS);
 299     BCase(EF_MIPS_ARCH_ASE_M16);
 300     BCase(EF_MIPS_ARCH_ASE_MDMX);
 301     BCaseMask(EF_MIPS_ABI_O32, EF_MIPS_ABI);
 302     BCaseMask(EF_MIPS_ABI_O64, EF_MIPS_ABI);
 303     BCaseMask(EF_MIPS_ABI_EABI32, EF_MIPS_ABI);
 304     BCaseMask(EF_MIPS_ABI_EABI64, EF_MIPS_ABI);
 305     BCaseMask(EF_MIPS_MACH_3900, EF_MIPS_MACH);
 306     BCaseMask(EF_MIPS_MACH_4010, EF_MIPS_MACH);
 307     BCaseMask(EF_MIPS_MACH_4100, EF_MIPS_MACH);
 308     BCaseMask(EF_MIPS_MACH_4650, EF_MIPS_MACH);
 309     BCaseMask(EF_MIPS_MACH_4120, EF_MIPS_MACH);
 310     BCaseMask(EF_MIPS_MACH_4111, EF_MIPS_MACH);
 311     BCaseMask(EF_MIPS_MACH_SB1, EF_MIPS_MACH);
 312     BCaseMask(EF_MIPS_MACH_OCTEON, EF_MIPS_MACH);
 313     BCaseMask(EF_MIPS_MACH_XLR, EF_MIPS_MACH);
 314     BCaseMask(EF_MIPS_MACH_OCTEON2, EF_MIPS_MACH);
 315     BCaseMask(EF_MIPS_MACH_OCTEON3, EF_MIPS_MACH);
 316     BCaseMask(EF_MIPS_MACH_5400, EF_MIPS_MACH);
 317     BCaseMask(EF_MIPS_MACH_5900, EF_MIPS_MACH);
 318     BCaseMask(EF_MIPS_MACH_5500, EF_MIPS_MACH);
 319     BCaseMask(EF_MIPS_MACH_9000, EF_MIPS_MACH);
 320     BCaseMask(EF_MIPS_MACH_LS2E, EF_MIPS_MACH);
 321     BCaseMask(EF_MIPS_MACH_LS2F, EF_MIPS_MACH);
 322     BCaseMask(EF_MIPS_MACH_LS3A, EF_MIPS_MACH);
 323     BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH);
 324     BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH);
 325     BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH);
 326     BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH);
 327     BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH);
 328     BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH);
 329     BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH);
 330     BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH);
 331     BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH);
 332     BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH);
 333     BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH);
 334     break;
 335   case ELF::EM_HEXAGON:
 336     BCase(EF_HEXAGON_MACH_V2);
 337     BCase(EF_HEXAGON_MACH_V3);
 338     BCase(EF_HEXAGON_MACH_V4);
 339     BCase(EF_HEXAGON_MACH_V5);
 340     BCase(EF_HEXAGON_ISA_V2);
 341     BCase(EF_HEXAGON_ISA_V3);
 342     BCase(EF_HEXAGON_ISA_V4);
 343     BCase(EF_HEXAGON_ISA_V5);
 344     break;
 345   case ELF::EM_AVR:
 346     BCase(EF_AVR_ARCH_AVR1);
 347     BCase(EF_AVR_ARCH_AVR2);
 348     BCase(EF_AVR_ARCH_AVR25);
 349     BCase(EF_AVR_ARCH_AVR3);
 350     BCase(EF_AVR_ARCH_AVR31);
 351     BCase(EF_AVR_ARCH_AVR35);
 352     BCase(EF_AVR_ARCH_AVR4);
 353     BCase(EF_AVR_ARCH_AVR51);
 354     BCase(EF_AVR_ARCH_AVR6);
 355     BCase(EF_AVR_ARCH_AVRTINY);
 356     BCase(EF_AVR_ARCH_XMEGA1);
 357     BCase(EF_AVR_ARCH_XMEGA2);
 358     BCase(EF_AVR_ARCH_XMEGA3);
 359     BCase(EF_AVR_ARCH_XMEGA4);
 360     BCase(EF_AVR_ARCH_XMEGA5);
 361     BCase(EF_AVR_ARCH_XMEGA6);
 362     BCase(EF_AVR_ARCH_XMEGA7);
 363     break;
 364   case ELF::EM_RISCV:
 365     BCase(EF_RISCV_RVC);
 366     BCaseMask(EF_RISCV_FLOAT_ABI_SOFT, EF_RISCV_FLOAT_ABI);
 367     BCaseMask(EF_RISCV_FLOAT_ABI_SINGLE, EF_RISCV_FLOAT_ABI);
 368     BCaseMask(EF_RISCV_FLOAT_ABI_DOUBLE, EF_RISCV_FLOAT_ABI);
 369     BCaseMask(EF_RISCV_FLOAT_ABI_QUAD, EF_RISCV_FLOAT_ABI);
 370     BCase(EF_RISCV_RVE);
 371     break;
 372   case ELF::EM_AMDGPU:
 373     BCaseMask(EF_AMDGPU_MACH_NONE, EF_AMDGPU_MACH);
 374     BCaseMask(EF_AMDGPU_MACH_R600_R600, EF_AMDGPU_MACH);
 375     BCaseMask(EF_AMDGPU_MACH_R600_R630, EF_AMDGPU_MACH);
 376     BCaseMask(EF_AMDGPU_MACH_R600_RS880, EF_AMDGPU_MACH);
 377     BCaseMask(EF_AMDGPU_MACH_R600_RV670, EF_AMDGPU_MACH);
 378     BCaseMask(EF_AMDGPU_MACH_R600_RV710, EF_AMDGPU_MACH);
 379     BCaseMask(EF_AMDGPU_MACH_R600_RV730, EF_AMDGPU_MACH);
 380     BCaseMask(EF_AMDGPU_MACH_R600_RV770, EF_AMDGPU_MACH);
 381     BCaseMask(EF_AMDGPU_MACH_R600_CEDAR, EF_AMDGPU_MACH);
 382     BCaseMask(EF_AMDGPU_MACH_R600_CYPRESS, EF_AMDGPU_MACH);
 383     BCaseMask(EF_AMDGPU_MACH_R600_JUNIPER, EF_AMDGPU_MACH);
 384     BCaseMask(EF_AMDGPU_MACH_R600_REDWOOD, EF_AMDGPU_MACH);
 385     BCaseMask(EF_AMDGPU_MACH_R600_SUMO, EF_AMDGPU_MACH);
 386     BCaseMask(EF_AMDGPU_MACH_R600_BARTS, EF_AMDGPU_MACH);
 387     BCaseMask(EF_AMDGPU_MACH_R600_CAICOS, EF_AMDGPU_MACH);
 388     BCaseMask(EF_AMDGPU_MACH_R600_CAYMAN, EF_AMDGPU_MACH);
 389     BCaseMask(EF_AMDGPU_MACH_R600_TURKS, EF_AMDGPU_MACH);
 390     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX600, EF_AMDGPU_MACH);
 391     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX601, EF_AMDGPU_MACH);
 392     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX700, EF_AMDGPU_MACH);
 393     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX701, EF_AMDGPU_MACH);
 394     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX702, EF_AMDGPU_MACH);
 395     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX703, EF_AMDGPU_MACH);
 396     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX704, EF_AMDGPU_MACH);
 397     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX801, EF_AMDGPU_MACH);
 398     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX802, EF_AMDGPU_MACH);
 399     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX803, EF_AMDGPU_MACH);
 400     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX810, EF_AMDGPU_MACH);
 401     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX900, EF_AMDGPU_MACH);
 402     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX902, EF_AMDGPU_MACH);
 403     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX904, EF_AMDGPU_MACH);
 404     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX906, EF_AMDGPU_MACH);
 405     BCase(EF_AMDGPU_XNACK);
 406     break;
 407   case ELF::EM_X86_64:
 408     break;
 409   default:
 410     llvm_unreachable("Unsupported architecture");
 411   }
 412 #undef BCase
 413 #undef BCaseMask
 414 }
 415
 416 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration(
 417     IO &IO, ELFYAML::ELF_SHT &Value) {
 418   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
 419   assert(Object && "The IO context is not initialized");
 420 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
 421   ECase(SHT_NULL);
 422   ECase(SHT_PROGBITS);
 423   ECase(SHT_SYMTAB);
 424   // FIXME: Issue a diagnostic with this information.
 425   ECase(SHT_STRTAB);
 426   ECase(SHT_RELA);
 427   ECase(SHT_HASH);
 428   ECase(SHT_DYNAMIC);
 429   ECase(SHT_NOTE);
 430   ECase(SHT_NOBITS);
 431   ECase(SHT_REL);
 432   ECase(SHT_SHLIB);
 433   ECase(SHT_DYNSYM);
 434   ECase(SHT_INIT_ARRAY);
 435   ECase(SHT_FINI_ARRAY);
 436   ECase(SHT_PREINIT_ARRAY);
 437   ECase(SHT_GROUP);
 438   ECase(SHT_SYMTAB_SHNDX);
 439   ECase(SHT_RELR);
 440   ECase(SHT_LOOS);
 441   ECase(SHT_ANDROID_REL);
 442   ECase(SHT_ANDROID_RELA);
 443   ECase(SHT_ANDROID_RELR);
 444   ECase(SHT_LLVM_ODRTAB);
 445   ECase(SHT_LLVM_LINKER_OPTIONS);
 446   ECase(SHT_LLVM_CALL_GRAPH_PROFILE);
 447   ECase(SHT_LLVM_ADDRSIG);
 448   ECase(SHT_GNU_ATTRIBUTES);
 449   ECase(SHT_GNU_HASH);
 450   ECase(SHT_GNU_verdef);
 451   ECase(SHT_GNU_verneed);
 452   ECase(SHT_GNU_versym);
 453   ECase(SHT_HIOS);
 454   ECase(SHT_LOPROC);
 455   switch (Object->Header.Machine) {
 456   case ELF::EM_ARM:
 457     ECase(SHT_ARM_EXIDX);
 458     ECase(SHT_ARM_PREEMPTMAP);
 459     ECase(SHT_ARM_ATTRIBUTES);
 460     ECase(SHT_ARM_DEBUGOVERLAY);
 461     ECase(SHT_ARM_OVERLAYSECTION);
 462     break;
 463   case ELF::EM_HEXAGON:
 464     ECase(SHT_HEX_ORDERED);
 465     break;
 466   case ELF::EM_X86_64:
 467     ECase(SHT_X86_64_UNWIND);
 468     break;
 469   case ELF::EM_MIPS:
 470     ECase(SHT_MIPS_REGINFO);
 471     ECase(SHT_MIPS_OPTIONS);
 472     ECase(SHT_MIPS_ABIFLAGS);
 473     break;
 474   default:
 475     // Nothing to do.
 476     break;
 477   }
 478 #undef ECase
 479 }
 480
 481 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO,
 482                                                  ELFYAML::ELF_PF &Value) {
 483 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X)
 484   BCase(PF_X);
 485   BCase(PF_W);
 486   BCase(PF_R);
 487 }
 488
 489 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO,
 490                                                   ELFYAML::ELF_SHF &Value) {
 491   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
 492 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X)
 493   BCase(SHF_WRITE);
 494   BCase(SHF_ALLOC);
 495   BCase(SHF_EXCLUDE);
 496   BCase(SHF_EXECINSTR);
 497   BCase(SHF_MERGE);
 498   BCase(SHF_STRINGS);
 499   BCase(SHF_INFO_LINK);
 500   BCase(SHF_LINK_ORDER);
 501   BCase(SHF_OS_NONCONFORMING);
 502   BCase(SHF_GROUP);
 503   BCase(SHF_TLS);
 504   BCase(SHF_COMPRESSED);
 505   switch (Object->Header.Machine) {
 506   case ELF::EM_ARM:
 507     BCase(SHF_ARM_PURECODE);
 508     break;
 509   case ELF::EM_HEXAGON:
 510     BCase(SHF_HEX_GPREL);
 511     break;
 512   case ELF::EM_MIPS:
 513     BCase(SHF_MIPS_NODUPES);
 514     BCase(SHF_MIPS_NAMES);
 515     BCase(SHF_MIPS_LOCAL);
 516     BCase(SHF_MIPS_NOSTRIP);
 517     BCase(SHF_MIPS_GPREL);
 518     BCase(SHF_MIPS_MERGE);
 519     BCase(SHF_MIPS_ADDR);
 520     BCase(SHF_MIPS_STRING);
 521     break;
 522   case ELF::EM_X86_64:
 523     BCase(SHF_X86_64_LARGE);
 524     break;
 525   default:
 526     // Nothing to do.
 527     break;
 528   }
 529 #undef BCase
 530 }
 531
 532 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration(
 533     IO &IO, ELFYAML::ELF_SHN &Value) {
 534 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
 535   ECase(SHN_UNDEF);
 536   ECase(SHN_LORESERVE);
 537   ECase(SHN_LOPROC);
 538   ECase(SHN_HIPROC);
 539   ECase(SHN_LOOS);
 540   ECase(SHN_HIOS);
 541   ECase(SHN_ABS);
 542   ECase(SHN_COMMON);
 543   ECase(SHN_XINDEX);
 544   ECase(SHN_HIRESERVE);
 545   ECase(SHN_HEXAGON_SCOMMON);
 546   ECase(SHN_HEXAGON_SCOMMON_1);
 547   ECase(SHN_HEXAGON_SCOMMON_2);
 548   ECase(SHN_HEXAGON_SCOMMON_4);
 549   ECase(SHN_HEXAGON_SCOMMON_8);
 550 #undef ECase
 551   IO.enumFallback<Hex32>(Value);
 552 }
 553
 554 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration(
 555     IO &IO, ELFYAML::ELF_STT &Value) {
 556 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
 557   ECase(STT_NOTYPE);
 558   ECase(STT_OBJECT);
 559   ECase(STT_FUNC);
 560   ECase(STT_SECTION);
 561   ECase(STT_FILE);
 562   ECase(STT_COMMON);
 563   ECase(STT_TLS);
 564   ECase(STT_GNU_IFUNC);
 565 #undef ECase
 566 }
 567
 568 void ScalarEnumerationTraits<ELFYAML::ELF_STV>::enumeration(
 569     IO &IO, ELFYAML::ELF_STV &Value) {
 570 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
 571   ECase(STV_DEFAULT);
 572   ECase(STV_INTERNAL);
 573   ECase(STV_HIDDEN);
 574   ECase(STV_PROTECTED);
 575 #undef ECase
 576 }
 577
 578 void ScalarBitSetTraits<ELFYAML::ELF_STO>::bitset(IO &IO,
 579                                                   ELFYAML::ELF_STO &Value) {
 580   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
 581   assert(Object && "The IO context is not initialized");
 582 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X)
 583   switch (Object->Header.Machine) {
 584   case ELF::EM_MIPS:
 585     BCase(STO_MIPS_OPTIONAL);
 586     BCase(STO_MIPS_PLT);
 587     BCase(STO_MIPS_PIC);
 588     BCase(STO_MIPS_MICROMIPS);
 589     break;
 590   default:
 591     break; // Nothing to do
 592   }
 593 #undef BCase
 594 #undef BCaseMask
 595 }
 596
 597 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration(
 598     IO &IO, ELFYAML::ELF_RSS &Value) {
 599 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
 600   ECase(RSS_UNDEF);
 601   ECase(RSS_GP);
 602   ECase(RSS_GP0);
 603   ECase(RSS_LOC);
 604 #undef ECase
 605 }
 606
 607 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration(
 608     IO &IO, ELFYAML::ELF_REL &Value) {
 609   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
 610   assert(Object && "The IO context is not initialized");
 611 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X);
 612   switch (Object->Header.Machine) {
 613   case ELF::EM_X86_64:
 614 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def"
 615     break;
 616   case ELF::EM_MIPS:
 617 #include "llvm/BinaryFormat/ELFRelocs/Mips.def"
 618     break;
 619   case ELF::EM_HEXAGON:
 620 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def"
 621     break;
 622   case ELF::EM_386:
 623   case ELF::EM_IAMCU:
 624 #include "llvm/BinaryFormat/ELFRelocs/i386.def"
 625     break;
 626   case ELF::EM_AARCH64:
 627 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def"
 628     break;
 629   case ELF::EM_ARM:
 630 #include "llvm/BinaryFormat/ELFRelocs/ARM.def"
 631     break;
 632   case ELF::EM_ARC:
 633 #include "llvm/BinaryFormat/ELFRelocs/ARC.def"
 634     break;
 635   case ELF::EM_RISCV:
 636 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def"
 637     break;
 638   case ELF::EM_LANAI:
 639 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def"
 640     break;
 641   case ELF::EM_AMDGPU:
 642 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def"
 643     break;
 644   case ELF::EM_BPF:
 645 #include "llvm/BinaryFormat/ELFRelocs/BPF.def"
 646     break;
 647   default:
 648     llvm_unreachable("Unsupported architecture");
 649   }
 650 #undef ELF_RELOC
 651   IO.enumFallback<Hex32>(Value);
 652 }
 653
 654 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration(
 655     IO &IO, ELFYAML::MIPS_AFL_REG &Value) {
 656 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X)
 657   ECase(REG_NONE);
 658   ECase(REG_32);
 659   ECase(REG_64);
 660   ECase(REG_128);
 661 #undef ECase
 662 }
 663
 664 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration(
 665     IO &IO, ELFYAML::MIPS_ABI_FP &Value) {
 666 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X)
 667   ECase(FP_ANY);
 668   ECase(FP_DOUBLE);
 669   ECase(FP_SINGLE);
 670   ECase(FP_SOFT);
 671   ECase(FP_OLD_64);
 672   ECase(FP_XX);
 673   ECase(FP_64);
 674   ECase(FP_64A);
 675 #undef ECase
 676 }
 677
 678 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration(
 679     IO &IO, ELFYAML::MIPS_AFL_EXT &Value) {
 680 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X)
 681   ECase(EXT_NONE);
 682   ECase(EXT_XLR);
 683   ECase(EXT_OCTEON2);
 684   ECase(EXT_OCTEONP);
 685   ECase(EXT_LOONGSON_3A);
 686   ECase(EXT_OCTEON);
 687   ECase(EXT_5900);
 688   ECase(EXT_4650);
 689   ECase(EXT_4010);
 690   ECase(EXT_4100);
 691   ECase(EXT_3900);
 692   ECase(EXT_10000);
 693   ECase(EXT_SB1);
 694   ECase(EXT_4111);
 695   ECase(EXT_4120);
 696   ECase(EXT_5400);
 697   ECase(EXT_5500);
 698   ECase(EXT_LOONGSON_2E);
 699   ECase(EXT_LOONGSON_2F);
 700   ECase(EXT_OCTEON3);
 701 #undef ECase
 702 }
 703
 704 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration(
 705     IO &IO, ELFYAML::MIPS_ISA &Value) {
 706   IO.enumCase(Value, "MIPS1", 1);
 707   IO.enumCase(Value, "MIPS2", 2);
 708   IO.enumCase(Value, "MIPS3", 3);
 709   IO.enumCase(Value, "MIPS4", 4);
 710   IO.enumCase(Value, "MIPS5", 5);
 711   IO.enumCase(Value, "MIPS32", 32);
 712   IO.enumCase(Value, "MIPS64", 64);
 713 }
 714
 715 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset(
 716     IO &IO, ELFYAML::MIPS_AFL_ASE &Value) {
 717 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X)
 718   BCase(DSP);
 719   BCase(DSPR2);
 720   BCase(EVA);
 721   BCase(MCU);
 722   BCase(MDMX);
 723   BCase(MIPS3D);
 724   BCase(MT);
 725   BCase(SMARTMIPS);
 726   BCase(VIRT);
 727   BCase(MSA);
 728   BCase(MIPS16);
 729   BCase(MICROMIPS);
 730   BCase(XPA);
 731 #undef BCase
 732 }
 733
 734 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset(
 735     IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) {
 736 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X)
 737   BCase(ODDSPREG);
 738 #undef BCase
 739 }
 740
 741 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO,
 742                                                  ELFYAML::FileHeader &FileHdr) {
 743   IO.mapRequired("Class", FileHdr.Class);
 744   IO.mapRequired("Data", FileHdr.Data);
 745   IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0));
 746   IO.mapRequired("Type", FileHdr.Type);
 747   IO.mapRequired("Machine", FileHdr.Machine);
 748   IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0));
 749   IO.mapOptional("Entry", FileHdr.Entry, Hex64(0));
 750 }
 751
 752 void MappingTraits<ELFYAML::ProgramHeader>::mapping(
 753     IO &IO, ELFYAML::ProgramHeader &Phdr) {
 754   IO.mapRequired("Type", Phdr.Type);
 755   IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0));
 756   IO.mapOptional("Sections", Phdr.Sections);
 757   IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0));
 758   IO.mapOptional("PAddr", Phdr.PAddr, Hex64(0));
 759   IO.mapOptional("Align", Phdr.Align);
 760 }
 761
 762 namespace {
 763
 764 struct NormalizedOther {
 765   NormalizedOther(IO &)
 766       : Visibility(ELFYAML::ELF_STV(0)), Other(ELFYAML::ELF_STO(0)) {}
 767   NormalizedOther(IO &, uint8_t Original)
 768       : Visibility(Original & 0x3), Other(Original & ~0x3) {}
 769
 770   uint8_t denormalize(IO &) { return Visibility | Other; }
 771
 772   ELFYAML::ELF_STV Visibility;
 773   ELFYAML::ELF_STO Other;
 774 };
 775
 776 } // end anonymous namespace
 777
 778 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) {
 779   IO.mapOptional("Name", Symbol.Name, StringRef());
 780   IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0));
 781   IO.mapOptional("Section", Symbol.Section, StringRef());
 782   IO.mapOptional("Index", Symbol.Index);
 783   IO.mapOptional("Value", Symbol.Value, Hex64(0));
 784   IO.mapOptional("Size", Symbol.Size, Hex64(0));
 785
 786   MappingNormalization<NormalizedOther, uint8_t> Keys(IO, Symbol.Other);
 787   IO.mapOptional("Visibility", Keys->Visibility, ELFYAML::ELF_STV(0));
 788   IO.mapOptional("Other", Keys->Other, ELFYAML::ELF_STO(0));
 789 }
 790
 791 StringRef MappingTraits<ELFYAML::Symbol>::validate(IO &IO,
 792                                                    ELFYAML::Symbol &Symbol) {
 793   if (Symbol.Index && Symbol.Section.data()) {
 794     return "Index and Section cannot both be specified for Symbol";
 795   }
 796   if (Symbol.Index && *Symbol.Index == ELFYAML::ELF_SHN(ELF::SHN_XINDEX)) {
 797     return "Large indexes are not supported";
 798   }
 799   if (Symbol.Index && *Symbol.Index < ELFYAML::ELF_SHN(ELF::SHN_LORESERVE)) {
 800     return "Use a section name to define which section a symbol is defined in";
 801   }
 802   return StringRef();
 803 }
 804
 805 void MappingTraits<ELFYAML::LocalGlobalWeakSymbols>::mapping(
 806     IO &IO, ELFYAML::LocalGlobalWeakSymbols &Symbols) {
 807   IO.mapOptional("Local", Symbols.Local);
 808   IO.mapOptional("Global", Symbols.Global);
 809   IO.mapOptional("Weak", Symbols.Weak);
 810 }
 811
 812 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) {
 813   IO.mapOptional("Name", Section.Name, StringRef());
 814   IO.mapRequired("Type", Section.Type);
 815   IO.mapOptional("Flags", Section.Flags, ELFYAML::ELF_SHF(0));
 816   IO.mapOptional("Address", Section.Address, Hex64(0));
 817   IO.mapOptional("Link", Section.Link, StringRef());
 818   IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0));
 819   IO.mapOptional("EntSize", Section.EntSize);
 820   IO.mapOptional("Info", Section.Info, StringRef());
 821 }
 822
 823 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) {
 824   commonSectionMapping(IO, Section);
 825   IO.mapOptional("Content", Section.Content);
 826   IO.mapOptional("Size", Section.Size, Hex64(Section.Content.binary_size()));
 827 }
 828
 829 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) {
 830   commonSectionMapping(IO, Section);
 831   IO.mapOptional("Size", Section.Size, Hex64(0));
 832 }
 833
 834 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) {
 835   commonSectionMapping(IO, Section);
 836   IO.mapOptional("Relocations", Section.Relocations);
 837 }
 838
 839 static void groupSectionMapping(IO &IO, ELFYAML::Group &group) {
 840   commonSectionMapping(IO, group);
 841   IO.mapRequired("Members", group.Members);
 842 }
 843
 844 void MappingTraits<ELFYAML::SectionOrType>::mapping(
 845     IO &IO, ELFYAML::SectionOrType &sectionOrType) {
 846   IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType);
 847 }
 848
 849 void MappingTraits<ELFYAML::SectionName>::mapping(
 850     IO &IO, ELFYAML::SectionName &sectionName) {
 851   IO.mapRequired("Section", sectionName.Section);
 852 }
 853
 854 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) {
 855   commonSectionMapping(IO, Section);
 856   IO.mapOptional("Version", Section.Version, Hex16(0));
 857   IO.mapRequired("ISA", Section.ISALevel);
 858   IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0));
 859   IO.mapOptional("ISAExtension", Section.ISAExtension,
 860                  ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE));
 861   IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0));
 862   IO.mapOptional("FpABI", Section.FpABI,
 863                  ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY));
 864   IO.mapOptional("GPRSize", Section.GPRSize,
 865                  ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE));
 866   IO.mapOptional("CPR1Size", Section.CPR1Size,
 867                  ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE));
 868   IO.mapOptional("CPR2Size", Section.CPR2Size,
 869                  ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE));
 870   IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0));
 871   IO.mapOptional("Flags2", Section.Flags2, Hex32(0));
 872 }
 873
 874 void MappingTraits<std::unique_ptr<ELFYAML::Section>>::mapping(
 875     IO &IO, std::unique_ptr<ELFYAML::Section> &Section) {
 876   ELFYAML::ELF_SHT sectionType;
 877   if (IO.outputting())
 878     sectionType = Section->Type;
 879   else
 880     IO.mapRequired("Type", sectionType);
 881
 882   switch (sectionType) {
 883   case ELF::SHT_REL:
 884   case ELF::SHT_RELA:
 885     if (!IO.outputting())
 886       Section.reset(new ELFYAML::RelocationSection());
 887     sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get()));
 888     break;
 889   case ELF::SHT_GROUP:
 890     if (!IO.outputting())
 891       Section.reset(new ELFYAML::Group());
 892     groupSectionMapping(IO, *cast<ELFYAML::Group>(Section.get()));
 893     break;
 894   case ELF::SHT_NOBITS:
 895     if (!IO.outputting())
 896       Section.reset(new ELFYAML::NoBitsSection());
 897     sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get()));
 898     break;
 899   case ELF::SHT_MIPS_ABIFLAGS:
 900     if (!IO.outputting())
 901       Section.reset(new ELFYAML::MipsABIFlags());
 902     sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get()));
 903     break;
 904   default:
 905     if (!IO.outputting())
 906       Section.reset(new ELFYAML::RawContentSection());
 907     sectionMapping(IO, *cast<ELFYAML::RawContentSection>(Section.get()));
 908   }
 909 }
 910
 911 StringRef MappingTraits<std::unique_ptr<ELFYAML::Section>>::validate(
 912     IO &io, std::unique_ptr<ELFYAML::Section> &Section) {
 913   const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(Section.get());
 914   if (!RawSection || RawSection->Size >= RawSection->Content.binary_size())
 915     return StringRef();
 916   return "Section size must be greater or equal to the content size";
 917 }
 918
 919 namespace {
 920
 921 struct NormalizedMips64RelType {
 922   NormalizedMips64RelType(IO &)
 923       : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)),
 924         Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)),
 925         Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)),
 926         SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {}
 927   NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original)
 928       : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF),
 929         Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {}
 930
 931   ELFYAML::ELF_REL denormalize(IO &) {
 932     ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24;
 933     return Res;
 934   }
 935
 936   ELFYAML::ELF_REL Type;
 937   ELFYAML::ELF_REL Type2;
 938   ELFYAML::ELF_REL Type3;
 939   ELFYAML::ELF_RSS SpecSym;
 940 };
 941
 942 } // end anonymous namespace
 943
 944 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO,
 945                                                  ELFYAML::Relocation &Rel) {
 946   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
 947   assert(Object && "The IO context is not initialized");
 948
 949   IO.mapRequired("Offset", Rel.Offset);
 950   IO.mapOptional("Symbol", Rel.Symbol);
 951
 952   if (Object->Header.Machine == ELFYAML::ELF_EM(ELF::EM_MIPS) &&
 953       Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) {
 954     MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key(
 955         IO, Rel.Type);
 956     IO.mapRequired("Type", Key->Type);
 957     IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE));
 958     IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE));
 959     IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF));
 960   } else
 961     IO.mapRequired("Type", Rel.Type);
 962
 963   IO.mapOptional("Addend", Rel.Addend, (int64_t)0);
 964 }
 965
 966 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) {
 967   assert(!IO.getContext() && "The IO context is initialized already");
 968   IO.setContext(&Object);
 969   IO.mapTag("!ELF", true);
 970   IO.mapRequired("FileHeader", Object.Header);
 971   IO.mapOptional("ProgramHeaders", Object.ProgramHeaders);
 972   IO.mapOptional("Sections", Object.Sections);
 973   IO.mapOptional("Symbols", Object.Symbols);
 974   IO.mapOptional("DynamicSymbols", Object.DynamicSymbols);
 975   IO.setContext(nullptr);
 976 }
 977
 978 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG)
 979 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP)
 980 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT)
 981 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE)
 982 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1)
 983
 984 } // end namespace yaml
 985
 986 } // end namespace llvm