1 //===- ELFYAML.cpp - ELF YAMLIO implementation ----------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file defines classes for handling the YAML representation of ELF. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #include "llvm/ObjectYAML/ELFYAML.h" 14 #include "llvm/ADT/StringRef.h" 15 #include "llvm/BinaryFormat/ELF.h" 16 #include "llvm/Support/Casting.h" 17 #include "llvm/Support/ErrorHandling.h" 18 #include "llvm/Support/MipsABIFlags.h" 19 #include "llvm/Support/YAMLTraits.h" 20 #include <cassert> 21 #include <cstdint> 22 23 namespace llvm { 24 25 ELFYAML::Section::~Section() = default; 26 27 namespace yaml { 28 29 void ScalarEnumerationTraits<ELFYAML::ELF_ET>::enumeration( 30 IO &IO, ELFYAML::ELF_ET &Value) { 31 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 32 ECase(ET_NONE); 33 ECase(ET_REL); 34 ECase(ET_EXEC); 35 ECase(ET_DYN); 36 ECase(ET_CORE); 37 #undef ECase 38 IO.enumFallback<Hex16>(Value); 39 } 40 41 void ScalarEnumerationTraits<ELFYAML::ELF_PT>::enumeration( 42 IO &IO, ELFYAML::ELF_PT &Value) { 43 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 44 ECase(PT_NULL); 45 ECase(PT_LOAD); 46 ECase(PT_DYNAMIC); 47 ECase(PT_INTERP); 48 ECase(PT_NOTE); 49 ECase(PT_SHLIB); 50 ECase(PT_PHDR); 51 ECase(PT_TLS); 52 ECase(PT_GNU_EH_FRAME); 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 // ELFDATANONE is an invalid data encoding, but we accept it because 236 // we want to be able to produce invalid binaries for the tests. 237 ECase(ELFDATANONE); 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_MACH_V55); 341 BCase(EF_HEXAGON_MACH_V60); 342 BCase(EF_HEXAGON_MACH_V62); 343 BCase(EF_HEXAGON_MACH_V65); 344 BCase(EF_HEXAGON_ISA_V2); 345 BCase(EF_HEXAGON_ISA_V3); 346 BCase(EF_HEXAGON_ISA_V4); 347 BCase(EF_HEXAGON_ISA_V5); 348 BCase(EF_HEXAGON_ISA_V55); 349 BCase(EF_HEXAGON_ISA_V60); 350 BCase(EF_HEXAGON_ISA_V62); 351 BCase(EF_HEXAGON_ISA_V65); 352 break; 353 case ELF::EM_AVR: 354 BCase(EF_AVR_ARCH_AVR1); 355 BCase(EF_AVR_ARCH_AVR2); 356 BCase(EF_AVR_ARCH_AVR25); 357 BCase(EF_AVR_ARCH_AVR3); 358 BCase(EF_AVR_ARCH_AVR31); 359 BCase(EF_AVR_ARCH_AVR35); 360 BCase(EF_AVR_ARCH_AVR4); 361 BCase(EF_AVR_ARCH_AVR51); 362 BCase(EF_AVR_ARCH_AVR6); 363 BCase(EF_AVR_ARCH_AVRTINY); 364 BCase(EF_AVR_ARCH_XMEGA1); 365 BCase(EF_AVR_ARCH_XMEGA2); 366 BCase(EF_AVR_ARCH_XMEGA3); 367 BCase(EF_AVR_ARCH_XMEGA4); 368 BCase(EF_AVR_ARCH_XMEGA5); 369 BCase(EF_AVR_ARCH_XMEGA6); 370 BCase(EF_AVR_ARCH_XMEGA7); 371 break; 372 case ELF::EM_RISCV: 373 BCase(EF_RISCV_RVC); 374 BCaseMask(EF_RISCV_FLOAT_ABI_SOFT, EF_RISCV_FLOAT_ABI); 375 BCaseMask(EF_RISCV_FLOAT_ABI_SINGLE, EF_RISCV_FLOAT_ABI); 376 BCaseMask(EF_RISCV_FLOAT_ABI_DOUBLE, EF_RISCV_FLOAT_ABI); 377 BCaseMask(EF_RISCV_FLOAT_ABI_QUAD, EF_RISCV_FLOAT_ABI); 378 BCase(EF_RISCV_RVE); 379 break; 380 case ELF::EM_AMDGPU: 381 BCaseMask(EF_AMDGPU_MACH_NONE, EF_AMDGPU_MACH); 382 BCaseMask(EF_AMDGPU_MACH_R600_R600, EF_AMDGPU_MACH); 383 BCaseMask(EF_AMDGPU_MACH_R600_R630, EF_AMDGPU_MACH); 384 BCaseMask(EF_AMDGPU_MACH_R600_RS880, EF_AMDGPU_MACH); 385 BCaseMask(EF_AMDGPU_MACH_R600_RV670, EF_AMDGPU_MACH); 386 BCaseMask(EF_AMDGPU_MACH_R600_RV710, EF_AMDGPU_MACH); 387 BCaseMask(EF_AMDGPU_MACH_R600_RV730, EF_AMDGPU_MACH); 388 BCaseMask(EF_AMDGPU_MACH_R600_RV770, EF_AMDGPU_MACH); 389 BCaseMask(EF_AMDGPU_MACH_R600_CEDAR, EF_AMDGPU_MACH); 390 BCaseMask(EF_AMDGPU_MACH_R600_CYPRESS, EF_AMDGPU_MACH); 391 BCaseMask(EF_AMDGPU_MACH_R600_JUNIPER, EF_AMDGPU_MACH); 392 BCaseMask(EF_AMDGPU_MACH_R600_REDWOOD, EF_AMDGPU_MACH); 393 BCaseMask(EF_AMDGPU_MACH_R600_SUMO, EF_AMDGPU_MACH); 394 BCaseMask(EF_AMDGPU_MACH_R600_BARTS, EF_AMDGPU_MACH); 395 BCaseMask(EF_AMDGPU_MACH_R600_CAICOS, EF_AMDGPU_MACH); 396 BCaseMask(EF_AMDGPU_MACH_R600_CAYMAN, EF_AMDGPU_MACH); 397 BCaseMask(EF_AMDGPU_MACH_R600_TURKS, EF_AMDGPU_MACH); 398 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX600, EF_AMDGPU_MACH); 399 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX601, EF_AMDGPU_MACH); 400 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX700, EF_AMDGPU_MACH); 401 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX701, EF_AMDGPU_MACH); 402 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX702, EF_AMDGPU_MACH); 403 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX703, EF_AMDGPU_MACH); 404 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX704, EF_AMDGPU_MACH); 405 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX801, EF_AMDGPU_MACH); 406 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX802, EF_AMDGPU_MACH); 407 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX803, EF_AMDGPU_MACH); 408 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX810, EF_AMDGPU_MACH); 409 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX900, EF_AMDGPU_MACH); 410 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX902, EF_AMDGPU_MACH); 411 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX904, EF_AMDGPU_MACH); 412 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX906, EF_AMDGPU_MACH); 413 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX909, EF_AMDGPU_MACH); 414 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1010, EF_AMDGPU_MACH); 415 BCase(EF_AMDGPU_XNACK); 416 BCase(EF_AMDGPU_SRAM_ECC); 417 break; 418 case ELF::EM_X86_64: 419 break; 420 default: 421 llvm_unreachable("Unsupported architecture"); 422 } 423 #undef BCase 424 #undef BCaseMask 425 } 426 427 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration( 428 IO &IO, ELFYAML::ELF_SHT &Value) { 429 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 430 assert(Object && "The IO context is not initialized"); 431 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 432 ECase(SHT_NULL); 433 ECase(SHT_PROGBITS); 434 ECase(SHT_SYMTAB); 435 // FIXME: Issue a diagnostic with this information. 436 ECase(SHT_STRTAB); 437 ECase(SHT_RELA); 438 ECase(SHT_HASH); 439 ECase(SHT_DYNAMIC); 440 ECase(SHT_NOTE); 441 ECase(SHT_NOBITS); 442 ECase(SHT_REL); 443 ECase(SHT_SHLIB); 444 ECase(SHT_DYNSYM); 445 ECase(SHT_INIT_ARRAY); 446 ECase(SHT_FINI_ARRAY); 447 ECase(SHT_PREINIT_ARRAY); 448 ECase(SHT_GROUP); 449 ECase(SHT_SYMTAB_SHNDX); 450 ECase(SHT_RELR); 451 ECase(SHT_ANDROID_REL); 452 ECase(SHT_ANDROID_RELA); 453 ECase(SHT_ANDROID_RELR); 454 ECase(SHT_LLVM_ODRTAB); 455 ECase(SHT_LLVM_LINKER_OPTIONS); 456 ECase(SHT_LLVM_CALL_GRAPH_PROFILE); 457 ECase(SHT_LLVM_ADDRSIG); 458 ECase(SHT_LLVM_DEPENDENT_LIBRARIES); 459 ECase(SHT_GNU_ATTRIBUTES); 460 ECase(SHT_GNU_HASH); 461 ECase(SHT_GNU_verdef); 462 ECase(SHT_GNU_verneed); 463 ECase(SHT_GNU_versym); 464 switch (Object->Header.Machine) { 465 case ELF::EM_ARM: 466 ECase(SHT_ARM_EXIDX); 467 ECase(SHT_ARM_PREEMPTMAP); 468 ECase(SHT_ARM_ATTRIBUTES); 469 ECase(SHT_ARM_DEBUGOVERLAY); 470 ECase(SHT_ARM_OVERLAYSECTION); 471 break; 472 case ELF::EM_HEXAGON: 473 ECase(SHT_HEX_ORDERED); 474 break; 475 case ELF::EM_X86_64: 476 ECase(SHT_X86_64_UNWIND); 477 break; 478 case ELF::EM_MIPS: 479 ECase(SHT_MIPS_REGINFO); 480 ECase(SHT_MIPS_OPTIONS); 481 ECase(SHT_MIPS_DWARF); 482 ECase(SHT_MIPS_ABIFLAGS); 483 break; 484 default: 485 // Nothing to do. 486 break; 487 } 488 #undef ECase 489 IO.enumFallback<Hex32>(Value); 490 } 491 492 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO, 493 ELFYAML::ELF_PF &Value) { 494 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 495 BCase(PF_X); 496 BCase(PF_W); 497 BCase(PF_R); 498 } 499 500 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO, 501 ELFYAML::ELF_SHF &Value) { 502 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 503 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 504 BCase(SHF_WRITE); 505 BCase(SHF_ALLOC); 506 BCase(SHF_EXCLUDE); 507 BCase(SHF_EXECINSTR); 508 BCase(SHF_MERGE); 509 BCase(SHF_STRINGS); 510 BCase(SHF_INFO_LINK); 511 BCase(SHF_LINK_ORDER); 512 BCase(SHF_OS_NONCONFORMING); 513 BCase(SHF_GROUP); 514 BCase(SHF_TLS); 515 BCase(SHF_COMPRESSED); 516 switch (Object->Header.Machine) { 517 case ELF::EM_ARM: 518 BCase(SHF_ARM_PURECODE); 519 break; 520 case ELF::EM_HEXAGON: 521 BCase(SHF_HEX_GPREL); 522 break; 523 case ELF::EM_MIPS: 524 BCase(SHF_MIPS_NODUPES); 525 BCase(SHF_MIPS_NAMES); 526 BCase(SHF_MIPS_LOCAL); 527 BCase(SHF_MIPS_NOSTRIP); 528 BCase(SHF_MIPS_GPREL); 529 BCase(SHF_MIPS_MERGE); 530 BCase(SHF_MIPS_ADDR); 531 BCase(SHF_MIPS_STRING); 532 break; 533 case ELF::EM_X86_64: 534 BCase(SHF_X86_64_LARGE); 535 break; 536 default: 537 // Nothing to do. 538 break; 539 } 540 #undef BCase 541 } 542 543 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration( 544 IO &IO, ELFYAML::ELF_SHN &Value) { 545 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 546 ECase(SHN_UNDEF); 547 ECase(SHN_LORESERVE); 548 ECase(SHN_LOPROC); 549 ECase(SHN_HIPROC); 550 ECase(SHN_LOOS); 551 ECase(SHN_HIOS); 552 ECase(SHN_ABS); 553 ECase(SHN_COMMON); 554 ECase(SHN_XINDEX); 555 ECase(SHN_HIRESERVE); 556 ECase(SHN_HEXAGON_SCOMMON); 557 ECase(SHN_HEXAGON_SCOMMON_1); 558 ECase(SHN_HEXAGON_SCOMMON_2); 559 ECase(SHN_HEXAGON_SCOMMON_4); 560 ECase(SHN_HEXAGON_SCOMMON_8); 561 #undef ECase 562 IO.enumFallback<Hex32>(Value); 563 } 564 565 void ScalarEnumerationTraits<ELFYAML::ELF_STB>::enumeration( 566 IO &IO, ELFYAML::ELF_STB &Value) { 567 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 568 ECase(STB_LOCAL); 569 ECase(STB_GLOBAL); 570 ECase(STB_WEAK); 571 ECase(STB_GNU_UNIQUE); 572 #undef ECase 573 IO.enumFallback<Hex8>(Value); 574 } 575 576 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration( 577 IO &IO, ELFYAML::ELF_STT &Value) { 578 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 579 ECase(STT_NOTYPE); 580 ECase(STT_OBJECT); 581 ECase(STT_FUNC); 582 ECase(STT_SECTION); 583 ECase(STT_FILE); 584 ECase(STT_COMMON); 585 ECase(STT_TLS); 586 ECase(STT_GNU_IFUNC); 587 #undef ECase 588 IO.enumFallback<Hex8>(Value); 589 } 590 591 void ScalarEnumerationTraits<ELFYAML::ELF_STV>::enumeration( 592 IO &IO, ELFYAML::ELF_STV &Value) { 593 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 594 ECase(STV_DEFAULT); 595 ECase(STV_INTERNAL); 596 ECase(STV_HIDDEN); 597 ECase(STV_PROTECTED); 598 #undef ECase 599 } 600 601 void ScalarBitSetTraits<ELFYAML::ELF_STO>::bitset(IO &IO, 602 ELFYAML::ELF_STO &Value) { 603 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 604 assert(Object && "The IO context is not initialized"); 605 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 606 switch (Object->Header.Machine) { 607 case ELF::EM_MIPS: 608 BCase(STO_MIPS_OPTIONAL); 609 BCase(STO_MIPS_PLT); 610 BCase(STO_MIPS_PIC); 611 BCase(STO_MIPS_MICROMIPS); 612 break; 613 default: 614 break; // Nothing to do 615 } 616 #undef BCase 617 #undef BCaseMask 618 } 619 620 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration( 621 IO &IO, ELFYAML::ELF_RSS &Value) { 622 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 623 ECase(RSS_UNDEF); 624 ECase(RSS_GP); 625 ECase(RSS_GP0); 626 ECase(RSS_LOC); 627 #undef ECase 628 } 629 630 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration( 631 IO &IO, ELFYAML::ELF_REL &Value) { 632 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 633 assert(Object && "The IO context is not initialized"); 634 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X); 635 switch (Object->Header.Machine) { 636 case ELF::EM_X86_64: 637 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def" 638 break; 639 case ELF::EM_MIPS: 640 #include "llvm/BinaryFormat/ELFRelocs/Mips.def" 641 break; 642 case ELF::EM_HEXAGON: 643 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def" 644 break; 645 case ELF::EM_386: 646 case ELF::EM_IAMCU: 647 #include "llvm/BinaryFormat/ELFRelocs/i386.def" 648 break; 649 case ELF::EM_AARCH64: 650 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def" 651 break; 652 case ELF::EM_ARM: 653 #include "llvm/BinaryFormat/ELFRelocs/ARM.def" 654 break; 655 case ELF::EM_ARC: 656 #include "llvm/BinaryFormat/ELFRelocs/ARC.def" 657 break; 658 case ELF::EM_RISCV: 659 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def" 660 break; 661 case ELF::EM_LANAI: 662 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def" 663 break; 664 case ELF::EM_AMDGPU: 665 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def" 666 break; 667 case ELF::EM_BPF: 668 #include "llvm/BinaryFormat/ELFRelocs/BPF.def" 669 break; 670 default: 671 llvm_unreachable("Unsupported architecture"); 672 } 673 #undef ELF_RELOC 674 IO.enumFallback<Hex32>(Value); 675 } 676 677 void ScalarEnumerationTraits<ELFYAML::ELF_DYNTAG>::enumeration( 678 IO &IO, ELFYAML::ELF_DYNTAG &Value) { 679 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 680 assert(Object && "The IO context is not initialized"); 681 682 // Disable architecture specific tags by default. We might enable them below. 683 #define AARCH64_DYNAMIC_TAG(name, value) 684 #define MIPS_DYNAMIC_TAG(name, value) 685 #define HEXAGON_DYNAMIC_TAG(name, value) 686 #define PPC_DYNAMIC_TAG(name, value) 687 #define PPC64_DYNAMIC_TAG(name, value) 688 // Ignore marker tags such as DT_HIOS (maps to DT_VERNEEDNUM), etc. 689 #define DYNAMIC_TAG_MARKER(name, value) 690 691 #define STRINGIFY(X) (#X) 692 #define DYNAMIC_TAG(X, Y) IO.enumCase(Value, STRINGIFY(DT_##X), ELF::DT_##X); 693 switch (Object->Header.Machine) { 694 case ELF::EM_AARCH64: 695 #undef AARCH64_DYNAMIC_TAG 696 #define AARCH64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 697 #include "llvm/BinaryFormat/DynamicTags.def" 698 #undef AARCH64_DYNAMIC_TAG 699 #define AARCH64_DYNAMIC_TAG(name, value) 700 break; 701 case ELF::EM_MIPS: 702 #undef MIPS_DYNAMIC_TAG 703 #define MIPS_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 704 #include "llvm/BinaryFormat/DynamicTags.def" 705 #undef MIPS_DYNAMIC_TAG 706 #define MIPS_DYNAMIC_TAG(name, value) 707 break; 708 case ELF::EM_HEXAGON: 709 #undef HEXAGON_DYNAMIC_TAG 710 #define HEXAGON_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 711 #include "llvm/BinaryFormat/DynamicTags.def" 712 #undef HEXAGON_DYNAMIC_TAG 713 #define HEXAGON_DYNAMIC_TAG(name, value) 714 break; 715 case ELF::EM_PPC: 716 #undef PPC_DYNAMIC_TAG 717 #define PPC_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 718 #include "llvm/BinaryFormat/DynamicTags.def" 719 #undef PPC_DYNAMIC_TAG 720 #define PPC_DYNAMIC_TAG(name, value) 721 break; 722 case ELF::EM_PPC64: 723 #undef PPC64_DYNAMIC_TAG 724 #define PPC64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 725 #include "llvm/BinaryFormat/DynamicTags.def" 726 #undef PPC64_DYNAMIC_TAG 727 #define PPC64_DYNAMIC_TAG(name, value) 728 break; 729 default: 730 #include "llvm/BinaryFormat/DynamicTags.def" 731 break; 732 } 733 #undef AARCH64_DYNAMIC_TAG 734 #undef MIPS_DYNAMIC_TAG 735 #undef HEXAGON_DYNAMIC_TAG 736 #undef PPC_DYNAMIC_TAG 737 #undef PPC64_DYNAMIC_TAG 738 #undef DYNAMIC_TAG_MARKER 739 #undef STRINGIFY 740 #undef DYNAMIC_TAG 741 742 IO.enumFallback<Hex64>(Value); 743 } 744 745 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration( 746 IO &IO, ELFYAML::MIPS_AFL_REG &Value) { 747 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 748 ECase(REG_NONE); 749 ECase(REG_32); 750 ECase(REG_64); 751 ECase(REG_128); 752 #undef ECase 753 } 754 755 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration( 756 IO &IO, ELFYAML::MIPS_ABI_FP &Value) { 757 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X) 758 ECase(FP_ANY); 759 ECase(FP_DOUBLE); 760 ECase(FP_SINGLE); 761 ECase(FP_SOFT); 762 ECase(FP_OLD_64); 763 ECase(FP_XX); 764 ECase(FP_64); 765 ECase(FP_64A); 766 #undef ECase 767 } 768 769 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration( 770 IO &IO, ELFYAML::MIPS_AFL_EXT &Value) { 771 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 772 ECase(EXT_NONE); 773 ECase(EXT_XLR); 774 ECase(EXT_OCTEON2); 775 ECase(EXT_OCTEONP); 776 ECase(EXT_LOONGSON_3A); 777 ECase(EXT_OCTEON); 778 ECase(EXT_5900); 779 ECase(EXT_4650); 780 ECase(EXT_4010); 781 ECase(EXT_4100); 782 ECase(EXT_3900); 783 ECase(EXT_10000); 784 ECase(EXT_SB1); 785 ECase(EXT_4111); 786 ECase(EXT_4120); 787 ECase(EXT_5400); 788 ECase(EXT_5500); 789 ECase(EXT_LOONGSON_2E); 790 ECase(EXT_LOONGSON_2F); 791 ECase(EXT_OCTEON3); 792 #undef ECase 793 } 794 795 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration( 796 IO &IO, ELFYAML::MIPS_ISA &Value) { 797 IO.enumCase(Value, "MIPS1", 1); 798 IO.enumCase(Value, "MIPS2", 2); 799 IO.enumCase(Value, "MIPS3", 3); 800 IO.enumCase(Value, "MIPS4", 4); 801 IO.enumCase(Value, "MIPS5", 5); 802 IO.enumCase(Value, "MIPS32", 32); 803 IO.enumCase(Value, "MIPS64", 64); 804 } 805 806 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset( 807 IO &IO, ELFYAML::MIPS_AFL_ASE &Value) { 808 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X) 809 BCase(DSP); 810 BCase(DSPR2); 811 BCase(EVA); 812 BCase(MCU); 813 BCase(MDMX); 814 BCase(MIPS3D); 815 BCase(MT); 816 BCase(SMARTMIPS); 817 BCase(VIRT); 818 BCase(MSA); 819 BCase(MIPS16); 820 BCase(MICROMIPS); 821 BCase(XPA); 822 #undef BCase 823 } 824 825 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset( 826 IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) { 827 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X) 828 BCase(ODDSPREG); 829 #undef BCase 830 } 831 832 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO, 833 ELFYAML::FileHeader &FileHdr) { 834 IO.mapRequired("Class", FileHdr.Class); 835 IO.mapRequired("Data", FileHdr.Data); 836 IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0)); 837 IO.mapOptional("ABIVersion", FileHdr.ABIVersion, Hex8(0)); 838 IO.mapRequired("Type", FileHdr.Type); 839 IO.mapRequired("Machine", FileHdr.Machine); 840 IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0)); 841 IO.mapOptional("Entry", FileHdr.Entry, Hex64(0)); 842 } 843 844 void MappingTraits<ELFYAML::ProgramHeader>::mapping( 845 IO &IO, ELFYAML::ProgramHeader &Phdr) { 846 IO.mapRequired("Type", Phdr.Type); 847 IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0)); 848 IO.mapOptional("Sections", Phdr.Sections); 849 IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0)); 850 IO.mapOptional("PAddr", Phdr.PAddr, Hex64(0)); 851 IO.mapOptional("Align", Phdr.Align); 852 IO.mapOptional("FileSize", Phdr.FileSize); 853 IO.mapOptional("MemSize", Phdr.MemSize); 854 IO.mapOptional("Offset", Phdr.Offset); 855 } 856 857 namespace { 858 859 struct NormalizedOther { 860 NormalizedOther(IO &) 861 : Visibility(ELFYAML::ELF_STV(0)), Other(ELFYAML::ELF_STO(0)) {} 862 NormalizedOther(IO &, uint8_t Original) 863 : Visibility(Original & 0x3), Other(Original & ~0x3) {} 864 865 uint8_t denormalize(IO &) { return Visibility | Other; } 866 867 ELFYAML::ELF_STV Visibility; 868 ELFYAML::ELF_STO Other; 869 }; 870 871 } // end anonymous namespace 872 873 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) { 874 IO.mapOptional("Name", Symbol.Name, StringRef()); 875 IO.mapOptional("NameIndex", Symbol.NameIndex); 876 IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0)); 877 IO.mapOptional("Section", Symbol.Section, StringRef()); 878 IO.mapOptional("Index", Symbol.Index); 879 IO.mapOptional("Binding", Symbol.Binding, ELFYAML::ELF_STB(0)); 880 IO.mapOptional("Value", Symbol.Value, Hex64(0)); 881 IO.mapOptional("Size", Symbol.Size, Hex64(0)); 882 MappingNormalization<NormalizedOther, uint8_t> Keys(IO, Symbol.Other); 883 IO.mapOptional("Visibility", Keys->Visibility, ELFYAML::ELF_STV(0)); 884 IO.mapOptional("Other", Keys->Other, ELFYAML::ELF_STO(0)); 885 } 886 887 StringRef MappingTraits<ELFYAML::Symbol>::validate(IO &IO, 888 ELFYAML::Symbol &Symbol) { 889 if (Symbol.Index && Symbol.Section.data()) 890 return "Index and Section cannot both be specified for Symbol"; 891 if (Symbol.Index && *Symbol.Index == ELFYAML::ELF_SHN(ELF::SHN_XINDEX)) 892 return "Large indexes are not supported"; 893 if (Symbol.NameIndex && !Symbol.Name.empty()) 894 return "Name and NameIndex cannot both be specified for Symbol"; 895 return StringRef(); 896 } 897 898 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) { 899 IO.mapOptional("Name", Section.Name, StringRef()); 900 IO.mapRequired("Type", Section.Type); 901 IO.mapOptional("Flags", Section.Flags, ELFYAML::ELF_SHF(0)); 902 IO.mapOptional("Address", Section.Address, Hex64(0)); 903 IO.mapOptional("Link", Section.Link, StringRef()); 904 IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0)); 905 IO.mapOptional("EntSize", Section.EntSize); 906 } 907 908 static void sectionMapping(IO &IO, ELFYAML::DynamicSection &Section) { 909 commonSectionMapping(IO, Section); 910 IO.mapOptional("Entries", Section.Entries); 911 IO.mapOptional("Content", Section.Content); 912 } 913 914 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) { 915 commonSectionMapping(IO, Section); 916 IO.mapOptional("Content", Section.Content); 917 IO.mapOptional("Size", Section.Size); 918 IO.mapOptional("Info", Section.Info, Hex64(0)); 919 } 920 921 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) { 922 commonSectionMapping(IO, Section); 923 IO.mapOptional("Size", Section.Size, Hex64(0)); 924 } 925 926 static void sectionMapping(IO &IO, ELFYAML::VerdefSection &Section) { 927 commonSectionMapping(IO, Section); 928 IO.mapRequired("Info", Section.Info); 929 IO.mapRequired("Entries", Section.Entries); 930 } 931 932 static void sectionMapping(IO &IO, ELFYAML::SymverSection &Section) { 933 commonSectionMapping(IO, Section); 934 IO.mapRequired("Entries", Section.Entries); 935 } 936 937 static void sectionMapping(IO &IO, ELFYAML::VerneedSection &Section) { 938 commonSectionMapping(IO, Section); 939 IO.mapRequired("Info", Section.Info); 940 IO.mapRequired("Dependencies", Section.VerneedV); 941 } 942 943 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) { 944 commonSectionMapping(IO, Section); 945 IO.mapOptional("Info", Section.RelocatableSec, StringRef()); 946 IO.mapOptional("Relocations", Section.Relocations); 947 } 948 949 static void groupSectionMapping(IO &IO, ELFYAML::Group &Group) { 950 commonSectionMapping(IO, Group); 951 IO.mapOptional("Info", Group.Signature, StringRef()); 952 IO.mapRequired("Members", Group.Members); 953 } 954 955 void MappingTraits<ELFYAML::SectionOrType>::mapping( 956 IO &IO, ELFYAML::SectionOrType §ionOrType) { 957 IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType); 958 } 959 960 void MappingTraits<ELFYAML::SectionName>::mapping( 961 IO &IO, ELFYAML::SectionName §ionName) { 962 IO.mapRequired("Section", sectionName.Section); 963 } 964 965 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) { 966 commonSectionMapping(IO, Section); 967 IO.mapOptional("Version", Section.Version, Hex16(0)); 968 IO.mapRequired("ISA", Section.ISALevel); 969 IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0)); 970 IO.mapOptional("ISAExtension", Section.ISAExtension, 971 ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE)); 972 IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0)); 973 IO.mapOptional("FpABI", Section.FpABI, 974 ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY)); 975 IO.mapOptional("GPRSize", Section.GPRSize, 976 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 977 IO.mapOptional("CPR1Size", Section.CPR1Size, 978 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 979 IO.mapOptional("CPR2Size", Section.CPR2Size, 980 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 981 IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0)); 982 IO.mapOptional("Flags2", Section.Flags2, Hex32(0)); 983 } 984 985 void MappingTraits<std::unique_ptr<ELFYAML::Section>>::mapping( 986 IO &IO, std::unique_ptr<ELFYAML::Section> &Section) { 987 ELFYAML::ELF_SHT sectionType; 988 if (IO.outputting()) 989 sectionType = Section->Type; 990 else 991 IO.mapRequired("Type", sectionType); 992 993 switch (sectionType) { 994 case ELF::SHT_DYNAMIC: 995 if (!IO.outputting()) 996 Section.reset(new ELFYAML::DynamicSection()); 997 sectionMapping(IO, *cast<ELFYAML::DynamicSection>(Section.get())); 998 break; 999 case ELF::SHT_REL: 1000 case ELF::SHT_RELA: 1001 if (!IO.outputting()) 1002 Section.reset(new ELFYAML::RelocationSection()); 1003 sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get())); 1004 break; 1005 case ELF::SHT_GROUP: 1006 if (!IO.outputting()) 1007 Section.reset(new ELFYAML::Group()); 1008 groupSectionMapping(IO, *cast<ELFYAML::Group>(Section.get())); 1009 break; 1010 case ELF::SHT_NOBITS: 1011 if (!IO.outputting()) 1012 Section.reset(new ELFYAML::NoBitsSection()); 1013 sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get())); 1014 break; 1015 case ELF::SHT_MIPS_ABIFLAGS: 1016 if (!IO.outputting()) 1017 Section.reset(new ELFYAML::MipsABIFlags()); 1018 sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get())); 1019 break; 1020 case ELF::SHT_GNU_verdef: 1021 if (!IO.outputting()) 1022 Section.reset(new ELFYAML::VerdefSection()); 1023 sectionMapping(IO, *cast<ELFYAML::VerdefSection>(Section.get())); 1024 break; 1025 case ELF::SHT_GNU_versym: 1026 if (!IO.outputting()) 1027 Section.reset(new ELFYAML::SymverSection()); 1028 sectionMapping(IO, *cast<ELFYAML::SymverSection>(Section.get())); 1029 break; 1030 case ELF::SHT_GNU_verneed: 1031 if (!IO.outputting()) 1032 Section.reset(new ELFYAML::VerneedSection()); 1033 sectionMapping(IO, *cast<ELFYAML::VerneedSection>(Section.get())); 1034 break; 1035 default: 1036 if (!IO.outputting()) 1037 Section.reset(new ELFYAML::RawContentSection()); 1038 sectionMapping(IO, *cast<ELFYAML::RawContentSection>(Section.get())); 1039 } 1040 } 1041 1042 StringRef MappingTraits<std::unique_ptr<ELFYAML::Section>>::validate( 1043 IO &io, std::unique_ptr<ELFYAML::Section> &Section) { 1044 const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(Section.get()); 1045 if (!RawSection) 1046 return {}; 1047 if (RawSection->Size && RawSection->Content && 1048 (uint64_t)(*RawSection->Size) < RawSection->Content->binary_size()) 1049 return "Section size must be greater than or equal to the content size"; 1050 return {}; 1051 } 1052 1053 namespace { 1054 1055 struct NormalizedMips64RelType { 1056 NormalizedMips64RelType(IO &) 1057 : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1058 Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1059 Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1060 SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {} 1061 NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original) 1062 : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF), 1063 Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {} 1064 1065 ELFYAML::ELF_REL denormalize(IO &) { 1066 ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24; 1067 return Res; 1068 } 1069 1070 ELFYAML::ELF_REL Type; 1071 ELFYAML::ELF_REL Type2; 1072 ELFYAML::ELF_REL Type3; 1073 ELFYAML::ELF_RSS SpecSym; 1074 }; 1075 1076 } // end anonymous namespace 1077 1078 void MappingTraits<ELFYAML::DynamicEntry>::mapping(IO &IO, 1079 ELFYAML::DynamicEntry &Rel) { 1080 assert(IO.getContext() && "The IO context is not initialized"); 1081 1082 IO.mapRequired("Tag", Rel.Tag); 1083 IO.mapRequired("Value", Rel.Val); 1084 } 1085 1086 void MappingTraits<ELFYAML::VerdefEntry>::mapping(IO &IO, 1087 ELFYAML::VerdefEntry &E) { 1088 assert(IO.getContext() && "The IO context is not initialized"); 1089 1090 IO.mapRequired("Version", E.Version); 1091 IO.mapRequired("Flags", E.Flags); 1092 IO.mapRequired("VersionNdx", E.VersionNdx); 1093 IO.mapRequired("Hash", E.Hash); 1094 IO.mapRequired("Names", E.VerNames); 1095 } 1096 1097 void MappingTraits<ELFYAML::VerneedEntry>::mapping(IO &IO, 1098 ELFYAML::VerneedEntry &E) { 1099 assert(IO.getContext() && "The IO context is not initialized"); 1100 1101 IO.mapRequired("Version", E.Version); 1102 IO.mapRequired("File", E.File); 1103 IO.mapRequired("Entries", E.AuxV); 1104 } 1105 1106 void MappingTraits<ELFYAML::VernauxEntry>::mapping(IO &IO, 1107 ELFYAML::VernauxEntry &E) { 1108 assert(IO.getContext() && "The IO context is not initialized"); 1109 1110 IO.mapRequired("Name", E.Name); 1111 IO.mapRequired("Hash", E.Hash); 1112 IO.mapRequired("Flags", E.Flags); 1113 IO.mapRequired("Other", E.Other); 1114 } 1115 1116 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO, 1117 ELFYAML::Relocation &Rel) { 1118 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 1119 assert(Object && "The IO context is not initialized"); 1120 1121 IO.mapRequired("Offset", Rel.Offset); 1122 IO.mapOptional("Symbol", Rel.Symbol); 1123 1124 if (Object->Header.Machine == ELFYAML::ELF_EM(ELF::EM_MIPS) && 1125 Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) { 1126 MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key( 1127 IO, Rel.Type); 1128 IO.mapRequired("Type", Key->Type); 1129 IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1130 IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1131 IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF)); 1132 } else 1133 IO.mapRequired("Type", Rel.Type); 1134 1135 IO.mapOptional("Addend", Rel.Addend, (int64_t)0); 1136 } 1137 1138 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) { 1139 assert(!IO.getContext() && "The IO context is initialized already"); 1140 IO.setContext(&Object); 1141 IO.mapTag("!ELF", true); 1142 IO.mapRequired("FileHeader", Object.Header); 1143 IO.mapOptional("ProgramHeaders", Object.ProgramHeaders); 1144 IO.mapOptional("Sections", Object.Sections); 1145 IO.mapOptional("Symbols", Object.Symbols); 1146 IO.mapOptional("DynamicSymbols", Object.DynamicSymbols); 1147 IO.setContext(nullptr); 1148 } 1149 1150 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG) 1151 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP) 1152 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT) 1153 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE) 1154 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1) 1155 1156 } // end namespace yaml 1157 1158 } // end namespace llvm 1159