1 //===- ELFYAML.cpp - ELF YAMLIO implementation ----------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file defines classes for handling the YAML representation of ELF. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "llvm/ObjectYAML/ELFYAML.h" 15 #include "llvm/ADT/StringRef.h" 16 #include "llvm/BinaryFormat/ELF.h" 17 #include "llvm/Support/Casting.h" 18 #include "llvm/Support/ErrorHandling.h" 19 #include "llvm/Support/MipsABIFlags.h" 20 #include "llvm/Support/YAMLTraits.h" 21 #include <cassert> 22 #include <cstdint> 23 24 namespace llvm { 25 26 ELFYAML::Section::~Section() = default; 27 28 namespace yaml { 29 30 void ScalarEnumerationTraits<ELFYAML::ELF_ET>::enumeration( 31 IO &IO, ELFYAML::ELF_ET &Value) { 32 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 33 ECase(ET_NONE); 34 ECase(ET_REL); 35 ECase(ET_EXEC); 36 ECase(ET_DYN); 37 ECase(ET_CORE); 38 #undef ECase 39 IO.enumFallback<Hex16>(Value); 40 } 41 42 void ScalarEnumerationTraits<ELFYAML::ELF_PT>::enumeration( 43 IO &IO, ELFYAML::ELF_PT &Value) { 44 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 45 ECase(PT_NULL); 46 ECase(PT_LOAD); 47 ECase(PT_DYNAMIC); 48 ECase(PT_INTERP); 49 ECase(PT_NOTE); 50 ECase(PT_SHLIB); 51 ECase(PT_PHDR); 52 ECase(PT_TLS); 53 #undef ECase 54 IO.enumFallback<Hex32>(Value); 55 } 56 57 void ScalarEnumerationTraits<ELFYAML::ELF_EM>::enumeration( 58 IO &IO, ELFYAML::ELF_EM &Value) { 59 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 60 ECase(EM_NONE); 61 ECase(EM_M32); 62 ECase(EM_SPARC); 63 ECase(EM_386); 64 ECase(EM_68K); 65 ECase(EM_88K); 66 ECase(EM_IAMCU); 67 ECase(EM_860); 68 ECase(EM_MIPS); 69 ECase(EM_S370); 70 ECase(EM_MIPS_RS3_LE); 71 ECase(EM_PARISC); 72 ECase(EM_VPP500); 73 ECase(EM_SPARC32PLUS); 74 ECase(EM_960); 75 ECase(EM_PPC); 76 ECase(EM_PPC64); 77 ECase(EM_S390); 78 ECase(EM_SPU); 79 ECase(EM_V800); 80 ECase(EM_FR20); 81 ECase(EM_RH32); 82 ECase(EM_RCE); 83 ECase(EM_ARM); 84 ECase(EM_ALPHA); 85 ECase(EM_SH); 86 ECase(EM_SPARCV9); 87 ECase(EM_TRICORE); 88 ECase(EM_ARC); 89 ECase(EM_H8_300); 90 ECase(EM_H8_300H); 91 ECase(EM_H8S); 92 ECase(EM_H8_500); 93 ECase(EM_IA_64); 94 ECase(EM_MIPS_X); 95 ECase(EM_COLDFIRE); 96 ECase(EM_68HC12); 97 ECase(EM_MMA); 98 ECase(EM_PCP); 99 ECase(EM_NCPU); 100 ECase(EM_NDR1); 101 ECase(EM_STARCORE); 102 ECase(EM_ME16); 103 ECase(EM_ST100); 104 ECase(EM_TINYJ); 105 ECase(EM_X86_64); 106 ECase(EM_PDSP); 107 ECase(EM_PDP10); 108 ECase(EM_PDP11); 109 ECase(EM_FX66); 110 ECase(EM_ST9PLUS); 111 ECase(EM_ST7); 112 ECase(EM_68HC16); 113 ECase(EM_68HC11); 114 ECase(EM_68HC08); 115 ECase(EM_68HC05); 116 ECase(EM_SVX); 117 ECase(EM_ST19); 118 ECase(EM_VAX); 119 ECase(EM_CRIS); 120 ECase(EM_JAVELIN); 121 ECase(EM_FIREPATH); 122 ECase(EM_ZSP); 123 ECase(EM_MMIX); 124 ECase(EM_HUANY); 125 ECase(EM_PRISM); 126 ECase(EM_AVR); 127 ECase(EM_FR30); 128 ECase(EM_D10V); 129 ECase(EM_D30V); 130 ECase(EM_V850); 131 ECase(EM_M32R); 132 ECase(EM_MN10300); 133 ECase(EM_MN10200); 134 ECase(EM_PJ); 135 ECase(EM_OPENRISC); 136 ECase(EM_ARC_COMPACT); 137 ECase(EM_XTENSA); 138 ECase(EM_VIDEOCORE); 139 ECase(EM_TMM_GPP); 140 ECase(EM_NS32K); 141 ECase(EM_TPC); 142 ECase(EM_SNP1K); 143 ECase(EM_ST200); 144 ECase(EM_IP2K); 145 ECase(EM_MAX); 146 ECase(EM_CR); 147 ECase(EM_F2MC16); 148 ECase(EM_MSP430); 149 ECase(EM_BLACKFIN); 150 ECase(EM_SE_C33); 151 ECase(EM_SEP); 152 ECase(EM_ARCA); 153 ECase(EM_UNICORE); 154 ECase(EM_EXCESS); 155 ECase(EM_DXP); 156 ECase(EM_ALTERA_NIOS2); 157 ECase(EM_CRX); 158 ECase(EM_XGATE); 159 ECase(EM_C166); 160 ECase(EM_M16C); 161 ECase(EM_DSPIC30F); 162 ECase(EM_CE); 163 ECase(EM_M32C); 164 ECase(EM_TSK3000); 165 ECase(EM_RS08); 166 ECase(EM_SHARC); 167 ECase(EM_ECOG2); 168 ECase(EM_SCORE7); 169 ECase(EM_DSP24); 170 ECase(EM_VIDEOCORE3); 171 ECase(EM_LATTICEMICO32); 172 ECase(EM_SE_C17); 173 ECase(EM_TI_C6000); 174 ECase(EM_TI_C2000); 175 ECase(EM_TI_C5500); 176 ECase(EM_MMDSP_PLUS); 177 ECase(EM_CYPRESS_M8C); 178 ECase(EM_R32C); 179 ECase(EM_TRIMEDIA); 180 ECase(EM_HEXAGON); 181 ECase(EM_8051); 182 ECase(EM_STXP7X); 183 ECase(EM_NDS32); 184 ECase(EM_ECOG1); 185 ECase(EM_ECOG1X); 186 ECase(EM_MAXQ30); 187 ECase(EM_XIMO16); 188 ECase(EM_MANIK); 189 ECase(EM_CRAYNV2); 190 ECase(EM_RX); 191 ECase(EM_METAG); 192 ECase(EM_MCST_ELBRUS); 193 ECase(EM_ECOG16); 194 ECase(EM_CR16); 195 ECase(EM_ETPU); 196 ECase(EM_SLE9X); 197 ECase(EM_L10M); 198 ECase(EM_K10M); 199 ECase(EM_AARCH64); 200 ECase(EM_AVR32); 201 ECase(EM_STM8); 202 ECase(EM_TILE64); 203 ECase(EM_TILEPRO); 204 ECase(EM_CUDA); 205 ECase(EM_TILEGX); 206 ECase(EM_CLOUDSHIELD); 207 ECase(EM_COREA_1ST); 208 ECase(EM_COREA_2ND); 209 ECase(EM_ARC_COMPACT2); 210 ECase(EM_OPEN8); 211 ECase(EM_RL78); 212 ECase(EM_VIDEOCORE5); 213 ECase(EM_78KOR); 214 ECase(EM_56800EX); 215 ECase(EM_AMDGPU); 216 ECase(EM_RISCV); 217 ECase(EM_LANAI); 218 ECase(EM_BPF); 219 #undef ECase 220 } 221 222 void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration( 223 IO &IO, ELFYAML::ELF_ELFCLASS &Value) { 224 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 225 // Since the semantics of ELFCLASSNONE is "invalid", just don't accept it 226 // here. 227 ECase(ELFCLASS32); 228 ECase(ELFCLASS64); 229 #undef ECase 230 } 231 232 void ScalarEnumerationTraits<ELFYAML::ELF_ELFDATA>::enumeration( 233 IO &IO, ELFYAML::ELF_ELFDATA &Value) { 234 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 235 // Since the semantics of ELFDATANONE is "invalid", just don't accept it 236 // here. 237 ECase(ELFDATA2LSB); 238 ECase(ELFDATA2MSB); 239 #undef ECase 240 } 241 242 void ScalarEnumerationTraits<ELFYAML::ELF_ELFOSABI>::enumeration( 243 IO &IO, ELFYAML::ELF_ELFOSABI &Value) { 244 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 245 ECase(ELFOSABI_NONE); 246 ECase(ELFOSABI_HPUX); 247 ECase(ELFOSABI_NETBSD); 248 ECase(ELFOSABI_GNU); 249 ECase(ELFOSABI_HURD); 250 ECase(ELFOSABI_SOLARIS); 251 ECase(ELFOSABI_AIX); 252 ECase(ELFOSABI_IRIX); 253 ECase(ELFOSABI_FREEBSD); 254 ECase(ELFOSABI_TRU64); 255 ECase(ELFOSABI_MODESTO); 256 ECase(ELFOSABI_OPENBSD); 257 ECase(ELFOSABI_OPENVMS); 258 ECase(ELFOSABI_NSK); 259 ECase(ELFOSABI_AROS); 260 ECase(ELFOSABI_FENIXOS); 261 ECase(ELFOSABI_CLOUDABI); 262 ECase(ELFOSABI_AMDGPU_HSA); 263 ECase(ELFOSABI_AMDGPU_PAL); 264 ECase(ELFOSABI_AMDGPU_MESA3D); 265 ECase(ELFOSABI_ARM); 266 ECase(ELFOSABI_C6000_ELFABI); 267 ECase(ELFOSABI_C6000_LINUX); 268 ECase(ELFOSABI_STANDALONE); 269 #undef ECase 270 } 271 272 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO, 273 ELFYAML::ELF_EF &Value) { 274 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 275 assert(Object && "The IO context is not initialized"); 276 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 277 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M) 278 switch (Object->Header.Machine) { 279 case ELF::EM_ARM: 280 BCase(EF_ARM_SOFT_FLOAT); 281 BCase(EF_ARM_VFP_FLOAT); 282 BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK); 283 BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK); 284 BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK); 285 BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK); 286 BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK); 287 BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK); 288 break; 289 case ELF::EM_MIPS: 290 BCase(EF_MIPS_NOREORDER); 291 BCase(EF_MIPS_PIC); 292 BCase(EF_MIPS_CPIC); 293 BCase(EF_MIPS_ABI2); 294 BCase(EF_MIPS_32BITMODE); 295 BCase(EF_MIPS_FP64); 296 BCase(EF_MIPS_NAN2008); 297 BCase(EF_MIPS_MICROMIPS); 298 BCase(EF_MIPS_ARCH_ASE_M16); 299 BCase(EF_MIPS_ARCH_ASE_MDMX); 300 BCaseMask(EF_MIPS_ABI_O32, EF_MIPS_ABI); 301 BCaseMask(EF_MIPS_ABI_O64, EF_MIPS_ABI); 302 BCaseMask(EF_MIPS_ABI_EABI32, EF_MIPS_ABI); 303 BCaseMask(EF_MIPS_ABI_EABI64, EF_MIPS_ABI); 304 BCaseMask(EF_MIPS_MACH_3900, EF_MIPS_MACH); 305 BCaseMask(EF_MIPS_MACH_4010, EF_MIPS_MACH); 306 BCaseMask(EF_MIPS_MACH_4100, EF_MIPS_MACH); 307 BCaseMask(EF_MIPS_MACH_4650, EF_MIPS_MACH); 308 BCaseMask(EF_MIPS_MACH_4120, EF_MIPS_MACH); 309 BCaseMask(EF_MIPS_MACH_4111, EF_MIPS_MACH); 310 BCaseMask(EF_MIPS_MACH_SB1, EF_MIPS_MACH); 311 BCaseMask(EF_MIPS_MACH_OCTEON, EF_MIPS_MACH); 312 BCaseMask(EF_MIPS_MACH_XLR, EF_MIPS_MACH); 313 BCaseMask(EF_MIPS_MACH_OCTEON2, EF_MIPS_MACH); 314 BCaseMask(EF_MIPS_MACH_OCTEON3, EF_MIPS_MACH); 315 BCaseMask(EF_MIPS_MACH_5400, EF_MIPS_MACH); 316 BCaseMask(EF_MIPS_MACH_5900, EF_MIPS_MACH); 317 BCaseMask(EF_MIPS_MACH_5500, EF_MIPS_MACH); 318 BCaseMask(EF_MIPS_MACH_9000, EF_MIPS_MACH); 319 BCaseMask(EF_MIPS_MACH_LS2E, EF_MIPS_MACH); 320 BCaseMask(EF_MIPS_MACH_LS2F, EF_MIPS_MACH); 321 BCaseMask(EF_MIPS_MACH_LS3A, EF_MIPS_MACH); 322 BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH); 323 BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH); 324 BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH); 325 BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH); 326 BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH); 327 BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH); 328 BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH); 329 BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH); 330 BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH); 331 BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH); 332 BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH); 333 break; 334 case ELF::EM_HEXAGON: 335 BCase(EF_HEXAGON_MACH_V2); 336 BCase(EF_HEXAGON_MACH_V3); 337 BCase(EF_HEXAGON_MACH_V4); 338 BCase(EF_HEXAGON_MACH_V5); 339 BCase(EF_HEXAGON_ISA_V2); 340 BCase(EF_HEXAGON_ISA_V3); 341 BCase(EF_HEXAGON_ISA_V4); 342 BCase(EF_HEXAGON_ISA_V5); 343 break; 344 case ELF::EM_AVR: 345 BCase(EF_AVR_ARCH_AVR1); 346 BCase(EF_AVR_ARCH_AVR2); 347 BCase(EF_AVR_ARCH_AVR25); 348 BCase(EF_AVR_ARCH_AVR3); 349 BCase(EF_AVR_ARCH_AVR31); 350 BCase(EF_AVR_ARCH_AVR35); 351 BCase(EF_AVR_ARCH_AVR4); 352 BCase(EF_AVR_ARCH_AVR51); 353 BCase(EF_AVR_ARCH_AVR6); 354 BCase(EF_AVR_ARCH_AVRTINY); 355 BCase(EF_AVR_ARCH_XMEGA1); 356 BCase(EF_AVR_ARCH_XMEGA2); 357 BCase(EF_AVR_ARCH_XMEGA3); 358 BCase(EF_AVR_ARCH_XMEGA4); 359 BCase(EF_AVR_ARCH_XMEGA5); 360 BCase(EF_AVR_ARCH_XMEGA6); 361 BCase(EF_AVR_ARCH_XMEGA7); 362 break; 363 case ELF::EM_RISCV: 364 BCase(EF_RISCV_RVC); 365 BCaseMask(EF_RISCV_FLOAT_ABI_SOFT, EF_RISCV_FLOAT_ABI); 366 BCaseMask(EF_RISCV_FLOAT_ABI_SINGLE, EF_RISCV_FLOAT_ABI); 367 BCaseMask(EF_RISCV_FLOAT_ABI_DOUBLE, EF_RISCV_FLOAT_ABI); 368 BCaseMask(EF_RISCV_FLOAT_ABI_QUAD, EF_RISCV_FLOAT_ABI); 369 BCase(EF_RISCV_RVE); 370 break; 371 case ELF::EM_AMDGPU: 372 BCaseMask(EF_AMDGPU_MACH_NONE, EF_AMDGPU_MACH); 373 BCaseMask(EF_AMDGPU_MACH_R600_R600, EF_AMDGPU_MACH); 374 BCaseMask(EF_AMDGPU_MACH_R600_R630, EF_AMDGPU_MACH); 375 BCaseMask(EF_AMDGPU_MACH_R600_RS880, EF_AMDGPU_MACH); 376 BCaseMask(EF_AMDGPU_MACH_R600_RV670, EF_AMDGPU_MACH); 377 BCaseMask(EF_AMDGPU_MACH_R600_RV710, EF_AMDGPU_MACH); 378 BCaseMask(EF_AMDGPU_MACH_R600_RV730, EF_AMDGPU_MACH); 379 BCaseMask(EF_AMDGPU_MACH_R600_RV770, EF_AMDGPU_MACH); 380 BCaseMask(EF_AMDGPU_MACH_R600_CEDAR, EF_AMDGPU_MACH); 381 BCaseMask(EF_AMDGPU_MACH_R600_CYPRESS, EF_AMDGPU_MACH); 382 BCaseMask(EF_AMDGPU_MACH_R600_JUNIPER, EF_AMDGPU_MACH); 383 BCaseMask(EF_AMDGPU_MACH_R600_REDWOOD, EF_AMDGPU_MACH); 384 BCaseMask(EF_AMDGPU_MACH_R600_SUMO, EF_AMDGPU_MACH); 385 BCaseMask(EF_AMDGPU_MACH_R600_BARTS, EF_AMDGPU_MACH); 386 BCaseMask(EF_AMDGPU_MACH_R600_CAICOS, EF_AMDGPU_MACH); 387 BCaseMask(EF_AMDGPU_MACH_R600_CAYMAN, EF_AMDGPU_MACH); 388 BCaseMask(EF_AMDGPU_MACH_R600_TURKS, EF_AMDGPU_MACH); 389 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX600, EF_AMDGPU_MACH); 390 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX601, EF_AMDGPU_MACH); 391 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX700, EF_AMDGPU_MACH); 392 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX701, EF_AMDGPU_MACH); 393 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX702, EF_AMDGPU_MACH); 394 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX703, EF_AMDGPU_MACH); 395 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX704, EF_AMDGPU_MACH); 396 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX801, EF_AMDGPU_MACH); 397 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX802, EF_AMDGPU_MACH); 398 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX803, EF_AMDGPU_MACH); 399 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX810, EF_AMDGPU_MACH); 400 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX900, EF_AMDGPU_MACH); 401 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX902, EF_AMDGPU_MACH); 402 BCase(EF_AMDGPU_XNACK); 403 break; 404 case ELF::EM_X86_64: 405 break; 406 default: 407 llvm_unreachable("Unsupported architecture"); 408 } 409 #undef BCase 410 #undef BCaseMask 411 } 412 413 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration( 414 IO &IO, ELFYAML::ELF_SHT &Value) { 415 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 416 assert(Object && "The IO context is not initialized"); 417 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 418 ECase(SHT_NULL); 419 ECase(SHT_PROGBITS); 420 ECase(SHT_SYMTAB); 421 // FIXME: Issue a diagnostic with this information. 422 ECase(SHT_STRTAB); 423 ECase(SHT_RELA); 424 ECase(SHT_HASH); 425 ECase(SHT_DYNAMIC); 426 ECase(SHT_NOTE); 427 ECase(SHT_NOBITS); 428 ECase(SHT_REL); 429 ECase(SHT_SHLIB); 430 ECase(SHT_DYNSYM); 431 ECase(SHT_INIT_ARRAY); 432 ECase(SHT_FINI_ARRAY); 433 ECase(SHT_PREINIT_ARRAY); 434 ECase(SHT_GROUP); 435 ECase(SHT_SYMTAB_SHNDX); 436 ECase(SHT_LOOS); 437 ECase(SHT_ANDROID_REL); 438 ECase(SHT_ANDROID_RELA); 439 ECase(SHT_LLVM_ODRTAB); 440 ECase(SHT_LLVM_LINKER_OPTIONS); 441 ECase(SHT_GNU_ATTRIBUTES); 442 ECase(SHT_GNU_HASH); 443 ECase(SHT_GNU_verdef); 444 ECase(SHT_GNU_verneed); 445 ECase(SHT_GNU_versym); 446 ECase(SHT_HIOS); 447 ECase(SHT_LOPROC); 448 switch (Object->Header.Machine) { 449 case ELF::EM_ARM: 450 ECase(SHT_ARM_EXIDX); 451 ECase(SHT_ARM_PREEMPTMAP); 452 ECase(SHT_ARM_ATTRIBUTES); 453 ECase(SHT_ARM_DEBUGOVERLAY); 454 ECase(SHT_ARM_OVERLAYSECTION); 455 break; 456 case ELF::EM_HEXAGON: 457 ECase(SHT_HEX_ORDERED); 458 break; 459 case ELF::EM_X86_64: 460 ECase(SHT_X86_64_UNWIND); 461 break; 462 case ELF::EM_MIPS: 463 ECase(SHT_MIPS_REGINFO); 464 ECase(SHT_MIPS_OPTIONS); 465 ECase(SHT_MIPS_ABIFLAGS); 466 break; 467 default: 468 // Nothing to do. 469 break; 470 } 471 #undef ECase 472 } 473 474 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO, 475 ELFYAML::ELF_PF &Value) { 476 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 477 BCase(PF_X); 478 BCase(PF_W); 479 BCase(PF_R); 480 } 481 482 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO, 483 ELFYAML::ELF_SHF &Value) { 484 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 485 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 486 BCase(SHF_WRITE); 487 BCase(SHF_ALLOC); 488 BCase(SHF_EXCLUDE); 489 BCase(SHF_EXECINSTR); 490 BCase(SHF_MERGE); 491 BCase(SHF_STRINGS); 492 BCase(SHF_INFO_LINK); 493 BCase(SHF_LINK_ORDER); 494 BCase(SHF_OS_NONCONFORMING); 495 BCase(SHF_GROUP); 496 BCase(SHF_TLS); 497 BCase(SHF_COMPRESSED); 498 switch (Object->Header.Machine) { 499 case ELF::EM_ARM: 500 BCase(SHF_ARM_PURECODE); 501 break; 502 case ELF::EM_HEXAGON: 503 BCase(SHF_HEX_GPREL); 504 break; 505 case ELF::EM_MIPS: 506 BCase(SHF_MIPS_NODUPES); 507 BCase(SHF_MIPS_NAMES); 508 BCase(SHF_MIPS_LOCAL); 509 BCase(SHF_MIPS_NOSTRIP); 510 BCase(SHF_MIPS_GPREL); 511 BCase(SHF_MIPS_MERGE); 512 BCase(SHF_MIPS_ADDR); 513 BCase(SHF_MIPS_STRING); 514 break; 515 case ELF::EM_X86_64: 516 BCase(SHF_X86_64_LARGE); 517 break; 518 default: 519 // Nothing to do. 520 break; 521 } 522 #undef BCase 523 } 524 525 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration( 526 IO &IO, ELFYAML::ELF_SHN &Value) { 527 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 528 ECase(SHN_UNDEF); 529 ECase(SHN_LORESERVE); 530 ECase(SHN_LOPROC); 531 ECase(SHN_HIPROC); 532 ECase(SHN_LOOS); 533 ECase(SHN_HIOS); 534 ECase(SHN_ABS); 535 ECase(SHN_COMMON); 536 ECase(SHN_XINDEX); 537 ECase(SHN_HIRESERVE); 538 ECase(SHN_HEXAGON_SCOMMON); 539 ECase(SHN_HEXAGON_SCOMMON_1); 540 ECase(SHN_HEXAGON_SCOMMON_2); 541 ECase(SHN_HEXAGON_SCOMMON_4); 542 ECase(SHN_HEXAGON_SCOMMON_8); 543 #undef ECase 544 IO.enumFallback<Hex32>(Value); 545 } 546 547 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration( 548 IO &IO, ELFYAML::ELF_STT &Value) { 549 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 550 ECase(STT_NOTYPE); 551 ECase(STT_OBJECT); 552 ECase(STT_FUNC); 553 ECase(STT_SECTION); 554 ECase(STT_FILE); 555 ECase(STT_COMMON); 556 ECase(STT_TLS); 557 ECase(STT_GNU_IFUNC); 558 #undef ECase 559 } 560 561 void ScalarEnumerationTraits<ELFYAML::ELF_STV>::enumeration( 562 IO &IO, ELFYAML::ELF_STV &Value) { 563 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 564 ECase(STV_DEFAULT); 565 ECase(STV_INTERNAL); 566 ECase(STV_HIDDEN); 567 ECase(STV_PROTECTED); 568 #undef ECase 569 } 570 571 void ScalarBitSetTraits<ELFYAML::ELF_STO>::bitset(IO &IO, 572 ELFYAML::ELF_STO &Value) { 573 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 574 assert(Object && "The IO context is not initialized"); 575 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 576 switch (Object->Header.Machine) { 577 case ELF::EM_MIPS: 578 BCase(STO_MIPS_OPTIONAL); 579 BCase(STO_MIPS_PLT); 580 BCase(STO_MIPS_PIC); 581 BCase(STO_MIPS_MICROMIPS); 582 break; 583 default: 584 break; // Nothing to do 585 } 586 #undef BCase 587 #undef BCaseMask 588 } 589 590 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration( 591 IO &IO, ELFYAML::ELF_RSS &Value) { 592 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 593 ECase(RSS_UNDEF); 594 ECase(RSS_GP); 595 ECase(RSS_GP0); 596 ECase(RSS_LOC); 597 #undef ECase 598 } 599 600 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration( 601 IO &IO, ELFYAML::ELF_REL &Value) { 602 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 603 assert(Object && "The IO context is not initialized"); 604 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X); 605 switch (Object->Header.Machine) { 606 case ELF::EM_X86_64: 607 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def" 608 break; 609 case ELF::EM_MIPS: 610 #include "llvm/BinaryFormat/ELFRelocs/Mips.def" 611 break; 612 case ELF::EM_HEXAGON: 613 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def" 614 break; 615 case ELF::EM_386: 616 case ELF::EM_IAMCU: 617 #include "llvm/BinaryFormat/ELFRelocs/i386.def" 618 break; 619 case ELF::EM_AARCH64: 620 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def" 621 break; 622 case ELF::EM_ARM: 623 #include "llvm/BinaryFormat/ELFRelocs/ARM.def" 624 break; 625 case ELF::EM_ARC: 626 #include "llvm/BinaryFormat/ELFRelocs/ARC.def" 627 break; 628 case ELF::EM_RISCV: 629 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def" 630 break; 631 case ELF::EM_LANAI: 632 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def" 633 break; 634 case ELF::EM_AMDGPU: 635 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def" 636 break; 637 case ELF::EM_BPF: 638 #include "llvm/BinaryFormat/ELFRelocs/BPF.def" 639 break; 640 default: 641 llvm_unreachable("Unsupported architecture"); 642 } 643 #undef ELF_RELOC 644 IO.enumFallback<Hex32>(Value); 645 } 646 647 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration( 648 IO &IO, ELFYAML::MIPS_AFL_REG &Value) { 649 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 650 ECase(REG_NONE); 651 ECase(REG_32); 652 ECase(REG_64); 653 ECase(REG_128); 654 #undef ECase 655 } 656 657 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration( 658 IO &IO, ELFYAML::MIPS_ABI_FP &Value) { 659 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X) 660 ECase(FP_ANY); 661 ECase(FP_DOUBLE); 662 ECase(FP_SINGLE); 663 ECase(FP_SOFT); 664 ECase(FP_OLD_64); 665 ECase(FP_XX); 666 ECase(FP_64); 667 ECase(FP_64A); 668 #undef ECase 669 } 670 671 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration( 672 IO &IO, ELFYAML::MIPS_AFL_EXT &Value) { 673 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 674 ECase(EXT_NONE); 675 ECase(EXT_XLR); 676 ECase(EXT_OCTEON2); 677 ECase(EXT_OCTEONP); 678 ECase(EXT_LOONGSON_3A); 679 ECase(EXT_OCTEON); 680 ECase(EXT_5900); 681 ECase(EXT_4650); 682 ECase(EXT_4010); 683 ECase(EXT_4100); 684 ECase(EXT_3900); 685 ECase(EXT_10000); 686 ECase(EXT_SB1); 687 ECase(EXT_4111); 688 ECase(EXT_4120); 689 ECase(EXT_5400); 690 ECase(EXT_5500); 691 ECase(EXT_LOONGSON_2E); 692 ECase(EXT_LOONGSON_2F); 693 ECase(EXT_OCTEON3); 694 #undef ECase 695 } 696 697 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration( 698 IO &IO, ELFYAML::MIPS_ISA &Value) { 699 IO.enumCase(Value, "MIPS1", 1); 700 IO.enumCase(Value, "MIPS2", 2); 701 IO.enumCase(Value, "MIPS3", 3); 702 IO.enumCase(Value, "MIPS4", 4); 703 IO.enumCase(Value, "MIPS5", 5); 704 IO.enumCase(Value, "MIPS32", 32); 705 IO.enumCase(Value, "MIPS64", 64); 706 } 707 708 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset( 709 IO &IO, ELFYAML::MIPS_AFL_ASE &Value) { 710 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X) 711 BCase(DSP); 712 BCase(DSPR2); 713 BCase(EVA); 714 BCase(MCU); 715 BCase(MDMX); 716 BCase(MIPS3D); 717 BCase(MT); 718 BCase(SMARTMIPS); 719 BCase(VIRT); 720 BCase(MSA); 721 BCase(MIPS16); 722 BCase(MICROMIPS); 723 BCase(XPA); 724 #undef BCase 725 } 726 727 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset( 728 IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) { 729 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X) 730 BCase(ODDSPREG); 731 #undef BCase 732 } 733 734 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO, 735 ELFYAML::FileHeader &FileHdr) { 736 IO.mapRequired("Class", FileHdr.Class); 737 IO.mapRequired("Data", FileHdr.Data); 738 IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0)); 739 IO.mapRequired("Type", FileHdr.Type); 740 IO.mapRequired("Machine", FileHdr.Machine); 741 IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0)); 742 IO.mapOptional("Entry", FileHdr.Entry, Hex64(0)); 743 } 744 745 void MappingTraits<ELFYAML::ProgramHeader>::mapping( 746 IO &IO, ELFYAML::ProgramHeader &Phdr) { 747 IO.mapRequired("Type", Phdr.Type); 748 IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0)); 749 IO.mapOptional("Sections", Phdr.Sections); 750 IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0)); 751 IO.mapOptional("PAddr", Phdr.PAddr, Hex64(0)); 752 IO.mapOptional("Align", Phdr.Align); 753 } 754 755 namespace { 756 757 struct NormalizedOther { 758 NormalizedOther(IO &) 759 : Visibility(ELFYAML::ELF_STV(0)), Other(ELFYAML::ELF_STO(0)) {} 760 NormalizedOther(IO &, uint8_t Original) 761 : Visibility(Original & 0x3), Other(Original & ~0x3) {} 762 763 uint8_t denormalize(IO &) { return Visibility | Other; } 764 765 ELFYAML::ELF_STV Visibility; 766 ELFYAML::ELF_STO Other; 767 }; 768 769 } // end anonymous namespace 770 771 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) { 772 IO.mapOptional("Name", Symbol.Name, StringRef()); 773 IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0)); 774 IO.mapOptional("Section", Symbol.Section, StringRef()); 775 IO.mapOptional("Index", Symbol.Index); 776 IO.mapOptional("Value", Symbol.Value, Hex64(0)); 777 IO.mapOptional("Size", Symbol.Size, Hex64(0)); 778 779 MappingNormalization<NormalizedOther, uint8_t> Keys(IO, Symbol.Other); 780 IO.mapOptional("Visibility", Keys->Visibility, ELFYAML::ELF_STV(0)); 781 IO.mapOptional("Other", Keys->Other, ELFYAML::ELF_STO(0)); 782 } 783 784 StringRef MappingTraits<ELFYAML::Symbol>::validate(IO &IO, 785 ELFYAML::Symbol &Symbol) { 786 if (Symbol.Index && Symbol.Section.data()) { 787 return "Index and Section cannot both be specified for Symbol"; 788 } 789 if (Symbol.Index && *Symbol.Index == ELFYAML::ELF_SHN(ELF::SHN_XINDEX)) { 790 return "Large indexes are not supported"; 791 } 792 if (Symbol.Index && *Symbol.Index < ELFYAML::ELF_SHN(ELF::SHN_LORESERVE)) { 793 return "Use a section name to define which section a symbol is defined in"; 794 } 795 return StringRef(); 796 } 797 798 void MappingTraits<ELFYAML::LocalGlobalWeakSymbols>::mapping( 799 IO &IO, ELFYAML::LocalGlobalWeakSymbols &Symbols) { 800 IO.mapOptional("Local", Symbols.Local); 801 IO.mapOptional("Global", Symbols.Global); 802 IO.mapOptional("Weak", Symbols.Weak); 803 } 804 805 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) { 806 IO.mapOptional("Name", Section.Name, StringRef()); 807 IO.mapRequired("Type", Section.Type); 808 IO.mapOptional("Flags", Section.Flags, ELFYAML::ELF_SHF(0)); 809 IO.mapOptional("Address", Section.Address, Hex64(0)); 810 IO.mapOptional("Link", Section.Link, StringRef()); 811 IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0)); 812 IO.mapOptional("Info", Section.Info, StringRef()); 813 } 814 815 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) { 816 commonSectionMapping(IO, Section); 817 IO.mapOptional("Content", Section.Content); 818 IO.mapOptional("Size", Section.Size, Hex64(Section.Content.binary_size())); 819 } 820 821 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) { 822 commonSectionMapping(IO, Section); 823 IO.mapOptional("Size", Section.Size, Hex64(0)); 824 } 825 826 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) { 827 commonSectionMapping(IO, Section); 828 IO.mapOptional("Relocations", Section.Relocations); 829 } 830 831 static void groupSectionMapping(IO &IO, ELFYAML::Group &group) { 832 commonSectionMapping(IO, group); 833 IO.mapRequired("Members", group.Members); 834 } 835 836 void MappingTraits<ELFYAML::SectionOrType>::mapping( 837 IO &IO, ELFYAML::SectionOrType §ionOrType) { 838 IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType); 839 } 840 841 void MappingTraits<ELFYAML::SectionName>::mapping( 842 IO &IO, ELFYAML::SectionName §ionName) { 843 IO.mapRequired("Section", sectionName.Section); 844 } 845 846 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) { 847 commonSectionMapping(IO, Section); 848 IO.mapOptional("Version", Section.Version, Hex16(0)); 849 IO.mapRequired("ISA", Section.ISALevel); 850 IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0)); 851 IO.mapOptional("ISAExtension", Section.ISAExtension, 852 ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE)); 853 IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0)); 854 IO.mapOptional("FpABI", Section.FpABI, 855 ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY)); 856 IO.mapOptional("GPRSize", Section.GPRSize, 857 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 858 IO.mapOptional("CPR1Size", Section.CPR1Size, 859 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 860 IO.mapOptional("CPR2Size", Section.CPR2Size, 861 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 862 IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0)); 863 IO.mapOptional("Flags2", Section.Flags2, Hex32(0)); 864 } 865 866 void MappingTraits<std::unique_ptr<ELFYAML::Section>>::mapping( 867 IO &IO, std::unique_ptr<ELFYAML::Section> &Section) { 868 ELFYAML::ELF_SHT sectionType; 869 if (IO.outputting()) 870 sectionType = Section->Type; 871 else 872 IO.mapRequired("Type", sectionType); 873 874 switch (sectionType) { 875 case ELF::SHT_REL: 876 case ELF::SHT_RELA: 877 if (!IO.outputting()) 878 Section.reset(new ELFYAML::RelocationSection()); 879 sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get())); 880 break; 881 case ELF::SHT_GROUP: 882 if (!IO.outputting()) 883 Section.reset(new ELFYAML::Group()); 884 groupSectionMapping(IO, *cast<ELFYAML::Group>(Section.get())); 885 break; 886 case ELF::SHT_NOBITS: 887 if (!IO.outputting()) 888 Section.reset(new ELFYAML::NoBitsSection()); 889 sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get())); 890 break; 891 case ELF::SHT_MIPS_ABIFLAGS: 892 if (!IO.outputting()) 893 Section.reset(new ELFYAML::MipsABIFlags()); 894 sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get())); 895 break; 896 default: 897 if (!IO.outputting()) 898 Section.reset(new ELFYAML::RawContentSection()); 899 sectionMapping(IO, *cast<ELFYAML::RawContentSection>(Section.get())); 900 } 901 } 902 903 StringRef MappingTraits<std::unique_ptr<ELFYAML::Section>>::validate( 904 IO &io, std::unique_ptr<ELFYAML::Section> &Section) { 905 const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(Section.get()); 906 if (!RawSection || RawSection->Size >= RawSection->Content.binary_size()) 907 return StringRef(); 908 return "Section size must be greater or equal to the content size"; 909 } 910 911 namespace { 912 913 struct NormalizedMips64RelType { 914 NormalizedMips64RelType(IO &) 915 : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 916 Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 917 Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 918 SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {} 919 NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original) 920 : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF), 921 Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {} 922 923 ELFYAML::ELF_REL denormalize(IO &) { 924 ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24; 925 return Res; 926 } 927 928 ELFYAML::ELF_REL Type; 929 ELFYAML::ELF_REL Type2; 930 ELFYAML::ELF_REL Type3; 931 ELFYAML::ELF_RSS SpecSym; 932 }; 933 934 } // end anonymous namespace 935 936 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO, 937 ELFYAML::Relocation &Rel) { 938 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 939 assert(Object && "The IO context is not initialized"); 940 941 IO.mapRequired("Offset", Rel.Offset); 942 IO.mapOptional("Symbol", Rel.Symbol); 943 944 if (Object->Header.Machine == ELFYAML::ELF_EM(ELF::EM_MIPS) && 945 Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) { 946 MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key( 947 IO, Rel.Type); 948 IO.mapRequired("Type", Key->Type); 949 IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 950 IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 951 IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF)); 952 } else 953 IO.mapRequired("Type", Rel.Type); 954 955 IO.mapOptional("Addend", Rel.Addend, (int64_t)0); 956 } 957 958 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) { 959 assert(!IO.getContext() && "The IO context is initialized already"); 960 IO.setContext(&Object); 961 IO.mapTag("!ELF", true); 962 IO.mapRequired("FileHeader", Object.Header); 963 IO.mapOptional("ProgramHeaders", Object.ProgramHeaders); 964 IO.mapOptional("Sections", Object.Sections); 965 IO.mapOptional("Symbols", Object.Symbols); 966 IO.mapOptional("DynamicSymbols", Object.DynamicSymbols); 967 IO.setContext(nullptr); 968 } 969 970 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG) 971 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP) 972 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT) 973 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE) 974 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1) 975 976 } // end namespace yaml 977 978 } // end namespace llvm 979