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