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/ARMEHABI.h" 18 #include "llvm/Support/Casting.h" 19 #include "llvm/Support/ErrorHandling.h" 20 #include "llvm/Support/MipsABIFlags.h" 21 #include "llvm/Support/YAMLTraits.h" 22 #include "llvm/Support/WithColor.h" 23 #include <cassert> 24 #include <cstdint> 25 26 namespace llvm { 27 28 ELFYAML::Chunk::~Chunk() = default; 29 30 namespace ELFYAML { 31 unsigned Object::getMachine() const { 32 if (Header.Machine) 33 return *Header.Machine; 34 return llvm::ELF::EM_NONE; 35 } 36 } // namespace ELFYAML 37 38 namespace yaml { 39 40 void ScalarEnumerationTraits<ELFYAML::ELF_ET>::enumeration( 41 IO &IO, ELFYAML::ELF_ET &Value) { 42 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 43 ECase(ET_NONE); 44 ECase(ET_REL); 45 ECase(ET_EXEC); 46 ECase(ET_DYN); 47 ECase(ET_CORE); 48 #undef ECase 49 IO.enumFallback<Hex16>(Value); 50 } 51 52 void ScalarEnumerationTraits<ELFYAML::ELF_PT>::enumeration( 53 IO &IO, ELFYAML::ELF_PT &Value) { 54 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 55 ECase(PT_NULL); 56 ECase(PT_LOAD); 57 ECase(PT_DYNAMIC); 58 ECase(PT_INTERP); 59 ECase(PT_NOTE); 60 ECase(PT_SHLIB); 61 ECase(PT_PHDR); 62 ECase(PT_TLS); 63 ECase(PT_GNU_EH_FRAME); 64 ECase(PT_GNU_STACK); 65 ECase(PT_GNU_RELRO); 66 ECase(PT_GNU_PROPERTY); 67 #undef ECase 68 IO.enumFallback<Hex32>(Value); 69 } 70 71 void ScalarEnumerationTraits<ELFYAML::ELF_EM>::enumeration( 72 IO &IO, ELFYAML::ELF_EM &Value) { 73 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 74 ECase(EM_NONE); 75 ECase(EM_M32); 76 ECase(EM_SPARC); 77 ECase(EM_386); 78 ECase(EM_68K); 79 ECase(EM_88K); 80 ECase(EM_IAMCU); 81 ECase(EM_860); 82 ECase(EM_MIPS); 83 ECase(EM_S370); 84 ECase(EM_MIPS_RS3_LE); 85 ECase(EM_PARISC); 86 ECase(EM_VPP500); 87 ECase(EM_SPARC32PLUS); 88 ECase(EM_960); 89 ECase(EM_PPC); 90 ECase(EM_PPC64); 91 ECase(EM_S390); 92 ECase(EM_SPU); 93 ECase(EM_V800); 94 ECase(EM_FR20); 95 ECase(EM_RH32); 96 ECase(EM_RCE); 97 ECase(EM_ARM); 98 ECase(EM_ALPHA); 99 ECase(EM_SH); 100 ECase(EM_SPARCV9); 101 ECase(EM_TRICORE); 102 ECase(EM_ARC); 103 ECase(EM_H8_300); 104 ECase(EM_H8_300H); 105 ECase(EM_H8S); 106 ECase(EM_H8_500); 107 ECase(EM_IA_64); 108 ECase(EM_MIPS_X); 109 ECase(EM_COLDFIRE); 110 ECase(EM_68HC12); 111 ECase(EM_MMA); 112 ECase(EM_PCP); 113 ECase(EM_NCPU); 114 ECase(EM_NDR1); 115 ECase(EM_STARCORE); 116 ECase(EM_ME16); 117 ECase(EM_ST100); 118 ECase(EM_TINYJ); 119 ECase(EM_X86_64); 120 ECase(EM_PDSP); 121 ECase(EM_PDP10); 122 ECase(EM_PDP11); 123 ECase(EM_FX66); 124 ECase(EM_ST9PLUS); 125 ECase(EM_ST7); 126 ECase(EM_68HC16); 127 ECase(EM_68HC11); 128 ECase(EM_68HC08); 129 ECase(EM_68HC05); 130 ECase(EM_SVX); 131 ECase(EM_ST19); 132 ECase(EM_VAX); 133 ECase(EM_CRIS); 134 ECase(EM_JAVELIN); 135 ECase(EM_FIREPATH); 136 ECase(EM_ZSP); 137 ECase(EM_MMIX); 138 ECase(EM_HUANY); 139 ECase(EM_PRISM); 140 ECase(EM_AVR); 141 ECase(EM_FR30); 142 ECase(EM_D10V); 143 ECase(EM_D30V); 144 ECase(EM_V850); 145 ECase(EM_M32R); 146 ECase(EM_MN10300); 147 ECase(EM_MN10200); 148 ECase(EM_PJ); 149 ECase(EM_OPENRISC); 150 ECase(EM_ARC_COMPACT); 151 ECase(EM_XTENSA); 152 ECase(EM_VIDEOCORE); 153 ECase(EM_TMM_GPP); 154 ECase(EM_NS32K); 155 ECase(EM_TPC); 156 ECase(EM_SNP1K); 157 ECase(EM_ST200); 158 ECase(EM_IP2K); 159 ECase(EM_MAX); 160 ECase(EM_CR); 161 ECase(EM_F2MC16); 162 ECase(EM_MSP430); 163 ECase(EM_BLACKFIN); 164 ECase(EM_SE_C33); 165 ECase(EM_SEP); 166 ECase(EM_ARCA); 167 ECase(EM_UNICORE); 168 ECase(EM_EXCESS); 169 ECase(EM_DXP); 170 ECase(EM_ALTERA_NIOS2); 171 ECase(EM_CRX); 172 ECase(EM_XGATE); 173 ECase(EM_C166); 174 ECase(EM_M16C); 175 ECase(EM_DSPIC30F); 176 ECase(EM_CE); 177 ECase(EM_M32C); 178 ECase(EM_TSK3000); 179 ECase(EM_RS08); 180 ECase(EM_SHARC); 181 ECase(EM_ECOG2); 182 ECase(EM_SCORE7); 183 ECase(EM_DSP24); 184 ECase(EM_VIDEOCORE3); 185 ECase(EM_LATTICEMICO32); 186 ECase(EM_SE_C17); 187 ECase(EM_TI_C6000); 188 ECase(EM_TI_C2000); 189 ECase(EM_TI_C5500); 190 ECase(EM_MMDSP_PLUS); 191 ECase(EM_CYPRESS_M8C); 192 ECase(EM_R32C); 193 ECase(EM_TRIMEDIA); 194 ECase(EM_HEXAGON); 195 ECase(EM_8051); 196 ECase(EM_STXP7X); 197 ECase(EM_NDS32); 198 ECase(EM_ECOG1); 199 ECase(EM_ECOG1X); 200 ECase(EM_MAXQ30); 201 ECase(EM_XIMO16); 202 ECase(EM_MANIK); 203 ECase(EM_CRAYNV2); 204 ECase(EM_RX); 205 ECase(EM_METAG); 206 ECase(EM_MCST_ELBRUS); 207 ECase(EM_ECOG16); 208 ECase(EM_CR16); 209 ECase(EM_ETPU); 210 ECase(EM_SLE9X); 211 ECase(EM_L10M); 212 ECase(EM_K10M); 213 ECase(EM_AARCH64); 214 ECase(EM_AVR32); 215 ECase(EM_STM8); 216 ECase(EM_TILE64); 217 ECase(EM_TILEPRO); 218 ECase(EM_CUDA); 219 ECase(EM_TILEGX); 220 ECase(EM_CLOUDSHIELD); 221 ECase(EM_COREA_1ST); 222 ECase(EM_COREA_2ND); 223 ECase(EM_ARC_COMPACT2); 224 ECase(EM_OPEN8); 225 ECase(EM_RL78); 226 ECase(EM_VIDEOCORE5); 227 ECase(EM_78KOR); 228 ECase(EM_56800EX); 229 ECase(EM_AMDGPU); 230 ECase(EM_RISCV); 231 ECase(EM_LANAI); 232 ECase(EM_BPF); 233 ECase(EM_VE); 234 ECase(EM_CSKY); 235 #undef ECase 236 IO.enumFallback<Hex16>(Value); 237 } 238 239 void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration( 240 IO &IO, ELFYAML::ELF_ELFCLASS &Value) { 241 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 242 // Since the semantics of ELFCLASSNONE is "invalid", just don't accept it 243 // here. 244 ECase(ELFCLASS32); 245 ECase(ELFCLASS64); 246 #undef ECase 247 } 248 249 void ScalarEnumerationTraits<ELFYAML::ELF_ELFDATA>::enumeration( 250 IO &IO, ELFYAML::ELF_ELFDATA &Value) { 251 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 252 // ELFDATANONE is an invalid data encoding, but we accept it because 253 // we want to be able to produce invalid binaries for the tests. 254 ECase(ELFDATANONE); 255 ECase(ELFDATA2LSB); 256 ECase(ELFDATA2MSB); 257 #undef ECase 258 } 259 260 void ScalarEnumerationTraits<ELFYAML::ELF_ELFOSABI>::enumeration( 261 IO &IO, ELFYAML::ELF_ELFOSABI &Value) { 262 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 263 ECase(ELFOSABI_NONE); 264 ECase(ELFOSABI_HPUX); 265 ECase(ELFOSABI_NETBSD); 266 ECase(ELFOSABI_GNU); 267 ECase(ELFOSABI_LINUX); 268 ECase(ELFOSABI_HURD); 269 ECase(ELFOSABI_SOLARIS); 270 ECase(ELFOSABI_AIX); 271 ECase(ELFOSABI_IRIX); 272 ECase(ELFOSABI_FREEBSD); 273 ECase(ELFOSABI_TRU64); 274 ECase(ELFOSABI_MODESTO); 275 ECase(ELFOSABI_OPENBSD); 276 ECase(ELFOSABI_OPENVMS); 277 ECase(ELFOSABI_NSK); 278 ECase(ELFOSABI_AROS); 279 ECase(ELFOSABI_FENIXOS); 280 ECase(ELFOSABI_CLOUDABI); 281 ECase(ELFOSABI_AMDGPU_HSA); 282 ECase(ELFOSABI_AMDGPU_PAL); 283 ECase(ELFOSABI_AMDGPU_MESA3D); 284 ECase(ELFOSABI_ARM); 285 ECase(ELFOSABI_C6000_ELFABI); 286 ECase(ELFOSABI_C6000_LINUX); 287 ECase(ELFOSABI_STANDALONE); 288 #undef ECase 289 IO.enumFallback<Hex8>(Value); 290 } 291 292 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO, 293 ELFYAML::ELF_EF &Value) { 294 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 295 assert(Object && "The IO context is not initialized"); 296 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 297 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M) 298 switch (Object->getMachine()) { 299 case ELF::EM_ARM: 300 BCase(EF_ARM_SOFT_FLOAT); 301 BCase(EF_ARM_VFP_FLOAT); 302 BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK); 303 BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK); 304 BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK); 305 BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK); 306 BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK); 307 BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK); 308 break; 309 case ELF::EM_MIPS: 310 BCase(EF_MIPS_NOREORDER); 311 BCase(EF_MIPS_PIC); 312 BCase(EF_MIPS_CPIC); 313 BCase(EF_MIPS_ABI2); 314 BCase(EF_MIPS_32BITMODE); 315 BCase(EF_MIPS_FP64); 316 BCase(EF_MIPS_NAN2008); 317 BCase(EF_MIPS_MICROMIPS); 318 BCase(EF_MIPS_ARCH_ASE_M16); 319 BCase(EF_MIPS_ARCH_ASE_MDMX); 320 BCaseMask(EF_MIPS_ABI_O32, EF_MIPS_ABI); 321 BCaseMask(EF_MIPS_ABI_O64, EF_MIPS_ABI); 322 BCaseMask(EF_MIPS_ABI_EABI32, EF_MIPS_ABI); 323 BCaseMask(EF_MIPS_ABI_EABI64, EF_MIPS_ABI); 324 BCaseMask(EF_MIPS_MACH_3900, EF_MIPS_MACH); 325 BCaseMask(EF_MIPS_MACH_4010, EF_MIPS_MACH); 326 BCaseMask(EF_MIPS_MACH_4100, EF_MIPS_MACH); 327 BCaseMask(EF_MIPS_MACH_4650, EF_MIPS_MACH); 328 BCaseMask(EF_MIPS_MACH_4120, EF_MIPS_MACH); 329 BCaseMask(EF_MIPS_MACH_4111, EF_MIPS_MACH); 330 BCaseMask(EF_MIPS_MACH_SB1, EF_MIPS_MACH); 331 BCaseMask(EF_MIPS_MACH_OCTEON, EF_MIPS_MACH); 332 BCaseMask(EF_MIPS_MACH_XLR, EF_MIPS_MACH); 333 BCaseMask(EF_MIPS_MACH_OCTEON2, EF_MIPS_MACH); 334 BCaseMask(EF_MIPS_MACH_OCTEON3, EF_MIPS_MACH); 335 BCaseMask(EF_MIPS_MACH_5400, EF_MIPS_MACH); 336 BCaseMask(EF_MIPS_MACH_5900, EF_MIPS_MACH); 337 BCaseMask(EF_MIPS_MACH_5500, EF_MIPS_MACH); 338 BCaseMask(EF_MIPS_MACH_9000, EF_MIPS_MACH); 339 BCaseMask(EF_MIPS_MACH_LS2E, EF_MIPS_MACH); 340 BCaseMask(EF_MIPS_MACH_LS2F, EF_MIPS_MACH); 341 BCaseMask(EF_MIPS_MACH_LS3A, EF_MIPS_MACH); 342 BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH); 343 BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH); 344 BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH); 345 BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH); 346 BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH); 347 BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH); 348 BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH); 349 BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH); 350 BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH); 351 BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH); 352 BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH); 353 break; 354 case ELF::EM_HEXAGON: 355 BCase(EF_HEXAGON_MACH_V2); 356 BCase(EF_HEXAGON_MACH_V3); 357 BCase(EF_HEXAGON_MACH_V4); 358 BCase(EF_HEXAGON_MACH_V5); 359 BCase(EF_HEXAGON_MACH_V55); 360 BCase(EF_HEXAGON_MACH_V60); 361 BCase(EF_HEXAGON_MACH_V62); 362 BCase(EF_HEXAGON_MACH_V65); 363 BCase(EF_HEXAGON_MACH_V66); 364 BCase(EF_HEXAGON_MACH_V67); 365 BCase(EF_HEXAGON_MACH_V67T); 366 BCase(EF_HEXAGON_ISA_V2); 367 BCase(EF_HEXAGON_ISA_V3); 368 BCase(EF_HEXAGON_ISA_V4); 369 BCase(EF_HEXAGON_ISA_V5); 370 BCase(EF_HEXAGON_ISA_V55); 371 BCase(EF_HEXAGON_ISA_V60); 372 BCase(EF_HEXAGON_ISA_V62); 373 BCase(EF_HEXAGON_ISA_V65); 374 BCase(EF_HEXAGON_ISA_V66); 375 BCase(EF_HEXAGON_ISA_V67); 376 break; 377 case ELF::EM_AVR: 378 BCase(EF_AVR_ARCH_AVR1); 379 BCase(EF_AVR_ARCH_AVR2); 380 BCase(EF_AVR_ARCH_AVR25); 381 BCase(EF_AVR_ARCH_AVR3); 382 BCase(EF_AVR_ARCH_AVR31); 383 BCase(EF_AVR_ARCH_AVR35); 384 BCase(EF_AVR_ARCH_AVR4); 385 BCase(EF_AVR_ARCH_AVR51); 386 BCase(EF_AVR_ARCH_AVR6); 387 BCase(EF_AVR_ARCH_AVRTINY); 388 BCase(EF_AVR_ARCH_XMEGA1); 389 BCase(EF_AVR_ARCH_XMEGA2); 390 BCase(EF_AVR_ARCH_XMEGA3); 391 BCase(EF_AVR_ARCH_XMEGA4); 392 BCase(EF_AVR_ARCH_XMEGA5); 393 BCase(EF_AVR_ARCH_XMEGA6); 394 BCase(EF_AVR_ARCH_XMEGA7); 395 break; 396 case ELF::EM_RISCV: 397 BCase(EF_RISCV_RVC); 398 BCaseMask(EF_RISCV_FLOAT_ABI_SOFT, EF_RISCV_FLOAT_ABI); 399 BCaseMask(EF_RISCV_FLOAT_ABI_SINGLE, EF_RISCV_FLOAT_ABI); 400 BCaseMask(EF_RISCV_FLOAT_ABI_DOUBLE, EF_RISCV_FLOAT_ABI); 401 BCaseMask(EF_RISCV_FLOAT_ABI_QUAD, EF_RISCV_FLOAT_ABI); 402 BCase(EF_RISCV_RVE); 403 break; 404 case ELF::EM_AMDGPU: 405 BCaseMask(EF_AMDGPU_MACH_NONE, EF_AMDGPU_MACH); 406 BCaseMask(EF_AMDGPU_MACH_R600_R600, EF_AMDGPU_MACH); 407 BCaseMask(EF_AMDGPU_MACH_R600_R630, EF_AMDGPU_MACH); 408 BCaseMask(EF_AMDGPU_MACH_R600_RS880, EF_AMDGPU_MACH); 409 BCaseMask(EF_AMDGPU_MACH_R600_RV670, EF_AMDGPU_MACH); 410 BCaseMask(EF_AMDGPU_MACH_R600_RV710, EF_AMDGPU_MACH); 411 BCaseMask(EF_AMDGPU_MACH_R600_RV730, EF_AMDGPU_MACH); 412 BCaseMask(EF_AMDGPU_MACH_R600_RV770, EF_AMDGPU_MACH); 413 BCaseMask(EF_AMDGPU_MACH_R600_CEDAR, EF_AMDGPU_MACH); 414 BCaseMask(EF_AMDGPU_MACH_R600_CYPRESS, EF_AMDGPU_MACH); 415 BCaseMask(EF_AMDGPU_MACH_R600_JUNIPER, EF_AMDGPU_MACH); 416 BCaseMask(EF_AMDGPU_MACH_R600_REDWOOD, EF_AMDGPU_MACH); 417 BCaseMask(EF_AMDGPU_MACH_R600_SUMO, EF_AMDGPU_MACH); 418 BCaseMask(EF_AMDGPU_MACH_R600_BARTS, EF_AMDGPU_MACH); 419 BCaseMask(EF_AMDGPU_MACH_R600_CAICOS, EF_AMDGPU_MACH); 420 BCaseMask(EF_AMDGPU_MACH_R600_CAYMAN, EF_AMDGPU_MACH); 421 BCaseMask(EF_AMDGPU_MACH_R600_TURKS, EF_AMDGPU_MACH); 422 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX600, EF_AMDGPU_MACH); 423 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX601, EF_AMDGPU_MACH); 424 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX700, EF_AMDGPU_MACH); 425 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX701, EF_AMDGPU_MACH); 426 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX702, EF_AMDGPU_MACH); 427 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX703, EF_AMDGPU_MACH); 428 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX704, EF_AMDGPU_MACH); 429 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX801, EF_AMDGPU_MACH); 430 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX802, EF_AMDGPU_MACH); 431 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX803, EF_AMDGPU_MACH); 432 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX810, EF_AMDGPU_MACH); 433 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX900, EF_AMDGPU_MACH); 434 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX902, EF_AMDGPU_MACH); 435 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX904, EF_AMDGPU_MACH); 436 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX906, EF_AMDGPU_MACH); 437 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX908, EF_AMDGPU_MACH); 438 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX909, EF_AMDGPU_MACH); 439 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1010, EF_AMDGPU_MACH); 440 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1011, EF_AMDGPU_MACH); 441 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1012, EF_AMDGPU_MACH); 442 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1030, EF_AMDGPU_MACH); 443 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1031, EF_AMDGPU_MACH); 444 BCase(EF_AMDGPU_XNACK); 445 BCase(EF_AMDGPU_SRAM_ECC); 446 break; 447 default: 448 break; 449 } 450 #undef BCase 451 #undef BCaseMask 452 } 453 454 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration( 455 IO &IO, ELFYAML::ELF_SHT &Value) { 456 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 457 assert(Object && "The IO context is not initialized"); 458 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 459 ECase(SHT_NULL); 460 ECase(SHT_PROGBITS); 461 ECase(SHT_SYMTAB); 462 // FIXME: Issue a diagnostic with this information. 463 ECase(SHT_STRTAB); 464 ECase(SHT_RELA); 465 ECase(SHT_HASH); 466 ECase(SHT_DYNAMIC); 467 ECase(SHT_NOTE); 468 ECase(SHT_NOBITS); 469 ECase(SHT_REL); 470 ECase(SHT_SHLIB); 471 ECase(SHT_DYNSYM); 472 ECase(SHT_INIT_ARRAY); 473 ECase(SHT_FINI_ARRAY); 474 ECase(SHT_PREINIT_ARRAY); 475 ECase(SHT_GROUP); 476 ECase(SHT_SYMTAB_SHNDX); 477 ECase(SHT_RELR); 478 ECase(SHT_ANDROID_REL); 479 ECase(SHT_ANDROID_RELA); 480 ECase(SHT_ANDROID_RELR); 481 ECase(SHT_LLVM_ODRTAB); 482 ECase(SHT_LLVM_LINKER_OPTIONS); 483 ECase(SHT_LLVM_CALL_GRAPH_PROFILE); 484 ECase(SHT_LLVM_ADDRSIG); 485 ECase(SHT_LLVM_DEPENDENT_LIBRARIES); 486 ECase(SHT_LLVM_SYMPART); 487 ECase(SHT_LLVM_PART_EHDR); 488 ECase(SHT_LLVM_PART_PHDR); 489 ECase(SHT_GNU_ATTRIBUTES); 490 ECase(SHT_GNU_HASH); 491 ECase(SHT_GNU_verdef); 492 ECase(SHT_GNU_verneed); 493 ECase(SHT_GNU_versym); 494 switch (Object->getMachine()) { 495 case ELF::EM_ARM: 496 ECase(SHT_ARM_EXIDX); 497 ECase(SHT_ARM_PREEMPTMAP); 498 ECase(SHT_ARM_ATTRIBUTES); 499 ECase(SHT_ARM_DEBUGOVERLAY); 500 ECase(SHT_ARM_OVERLAYSECTION); 501 break; 502 case ELF::EM_HEXAGON: 503 ECase(SHT_HEX_ORDERED); 504 break; 505 case ELF::EM_X86_64: 506 ECase(SHT_X86_64_UNWIND); 507 break; 508 case ELF::EM_MIPS: 509 ECase(SHT_MIPS_REGINFO); 510 ECase(SHT_MIPS_OPTIONS); 511 ECase(SHT_MIPS_DWARF); 512 ECase(SHT_MIPS_ABIFLAGS); 513 break; 514 case ELF::EM_RISCV: 515 ECase(SHT_RISCV_ATTRIBUTES); 516 break; 517 default: 518 // Nothing to do. 519 break; 520 } 521 #undef ECase 522 IO.enumFallback<Hex32>(Value); 523 } 524 525 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO, 526 ELFYAML::ELF_PF &Value) { 527 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 528 BCase(PF_X); 529 BCase(PF_W); 530 BCase(PF_R); 531 } 532 533 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO, 534 ELFYAML::ELF_SHF &Value) { 535 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 536 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 537 BCase(SHF_WRITE); 538 BCase(SHF_ALLOC); 539 BCase(SHF_EXCLUDE); 540 BCase(SHF_EXECINSTR); 541 BCase(SHF_MERGE); 542 BCase(SHF_STRINGS); 543 BCase(SHF_INFO_LINK); 544 BCase(SHF_LINK_ORDER); 545 BCase(SHF_OS_NONCONFORMING); 546 BCase(SHF_GROUP); 547 BCase(SHF_TLS); 548 BCase(SHF_COMPRESSED); 549 switch (Object->getMachine()) { 550 case ELF::EM_ARM: 551 BCase(SHF_ARM_PURECODE); 552 break; 553 case ELF::EM_HEXAGON: 554 BCase(SHF_HEX_GPREL); 555 break; 556 case ELF::EM_MIPS: 557 BCase(SHF_MIPS_NODUPES); 558 BCase(SHF_MIPS_NAMES); 559 BCase(SHF_MIPS_LOCAL); 560 BCase(SHF_MIPS_NOSTRIP); 561 BCase(SHF_MIPS_GPREL); 562 BCase(SHF_MIPS_MERGE); 563 BCase(SHF_MIPS_ADDR); 564 BCase(SHF_MIPS_STRING); 565 break; 566 case ELF::EM_X86_64: 567 BCase(SHF_X86_64_LARGE); 568 break; 569 default: 570 // Nothing to do. 571 break; 572 } 573 #undef BCase 574 } 575 576 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration( 577 IO &IO, ELFYAML::ELF_SHN &Value) { 578 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 579 ECase(SHN_UNDEF); 580 ECase(SHN_LORESERVE); 581 ECase(SHN_LOPROC); 582 ECase(SHN_HIPROC); 583 ECase(SHN_LOOS); 584 ECase(SHN_HIOS); 585 ECase(SHN_ABS); 586 ECase(SHN_COMMON); 587 ECase(SHN_XINDEX); 588 ECase(SHN_HIRESERVE); 589 ECase(SHN_AMDGPU_LDS); 590 ECase(SHN_HEXAGON_SCOMMON); 591 ECase(SHN_HEXAGON_SCOMMON_1); 592 ECase(SHN_HEXAGON_SCOMMON_2); 593 ECase(SHN_HEXAGON_SCOMMON_4); 594 ECase(SHN_HEXAGON_SCOMMON_8); 595 #undef ECase 596 IO.enumFallback<Hex16>(Value); 597 } 598 599 void ScalarEnumerationTraits<ELFYAML::ELF_STB>::enumeration( 600 IO &IO, ELFYAML::ELF_STB &Value) { 601 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 602 ECase(STB_LOCAL); 603 ECase(STB_GLOBAL); 604 ECase(STB_WEAK); 605 ECase(STB_GNU_UNIQUE); 606 #undef ECase 607 IO.enumFallback<Hex8>(Value); 608 } 609 610 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration( 611 IO &IO, ELFYAML::ELF_STT &Value) { 612 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 613 ECase(STT_NOTYPE); 614 ECase(STT_OBJECT); 615 ECase(STT_FUNC); 616 ECase(STT_SECTION); 617 ECase(STT_FILE); 618 ECase(STT_COMMON); 619 ECase(STT_TLS); 620 ECase(STT_GNU_IFUNC); 621 #undef ECase 622 IO.enumFallback<Hex8>(Value); 623 } 624 625 626 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration( 627 IO &IO, ELFYAML::ELF_RSS &Value) { 628 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 629 ECase(RSS_UNDEF); 630 ECase(RSS_GP); 631 ECase(RSS_GP0); 632 ECase(RSS_LOC); 633 #undef ECase 634 } 635 636 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration( 637 IO &IO, ELFYAML::ELF_REL &Value) { 638 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 639 assert(Object && "The IO context is not initialized"); 640 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X); 641 switch (Object->getMachine()) { 642 case ELF::EM_X86_64: 643 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def" 644 break; 645 case ELF::EM_MIPS: 646 #include "llvm/BinaryFormat/ELFRelocs/Mips.def" 647 break; 648 case ELF::EM_HEXAGON: 649 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def" 650 break; 651 case ELF::EM_386: 652 case ELF::EM_IAMCU: 653 #include "llvm/BinaryFormat/ELFRelocs/i386.def" 654 break; 655 case ELF::EM_AARCH64: 656 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def" 657 break; 658 case ELF::EM_ARM: 659 #include "llvm/BinaryFormat/ELFRelocs/ARM.def" 660 break; 661 case ELF::EM_ARC: 662 #include "llvm/BinaryFormat/ELFRelocs/ARC.def" 663 break; 664 case ELF::EM_RISCV: 665 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def" 666 break; 667 case ELF::EM_LANAI: 668 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def" 669 break; 670 case ELF::EM_AMDGPU: 671 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def" 672 break; 673 case ELF::EM_BPF: 674 #include "llvm/BinaryFormat/ELFRelocs/BPF.def" 675 break; 676 case ELF::EM_VE: 677 #include "llvm/BinaryFormat/ELFRelocs/VE.def" 678 break; 679 case ELF::EM_CSKY: 680 #include "llvm/BinaryFormat/ELFRelocs/CSKY.def" 681 break; 682 case ELF::EM_PPC64: 683 #include "llvm/BinaryFormat/ELFRelocs/PowerPC64.def" 684 break; 685 default: 686 // Nothing to do. 687 break; 688 } 689 #undef ELF_RELOC 690 IO.enumFallback<Hex32>(Value); 691 } 692 693 void ScalarEnumerationTraits<ELFYAML::ELF_DYNTAG>::enumeration( 694 IO &IO, ELFYAML::ELF_DYNTAG &Value) { 695 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 696 assert(Object && "The IO context is not initialized"); 697 698 // Disable architecture specific tags by default. We might enable them below. 699 #define AARCH64_DYNAMIC_TAG(name, value) 700 #define MIPS_DYNAMIC_TAG(name, value) 701 #define HEXAGON_DYNAMIC_TAG(name, value) 702 #define PPC_DYNAMIC_TAG(name, value) 703 #define PPC64_DYNAMIC_TAG(name, value) 704 // Ignore marker tags such as DT_HIOS (maps to DT_VERNEEDNUM), etc. 705 #define DYNAMIC_TAG_MARKER(name, value) 706 707 #define STRINGIFY(X) (#X) 708 #define DYNAMIC_TAG(X, Y) IO.enumCase(Value, STRINGIFY(DT_##X), ELF::DT_##X); 709 switch (Object->getMachine()) { 710 case ELF::EM_AARCH64: 711 #undef AARCH64_DYNAMIC_TAG 712 #define AARCH64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 713 #include "llvm/BinaryFormat/DynamicTags.def" 714 #undef AARCH64_DYNAMIC_TAG 715 #define AARCH64_DYNAMIC_TAG(name, value) 716 break; 717 case ELF::EM_MIPS: 718 #undef MIPS_DYNAMIC_TAG 719 #define MIPS_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 720 #include "llvm/BinaryFormat/DynamicTags.def" 721 #undef MIPS_DYNAMIC_TAG 722 #define MIPS_DYNAMIC_TAG(name, value) 723 break; 724 case ELF::EM_HEXAGON: 725 #undef HEXAGON_DYNAMIC_TAG 726 #define HEXAGON_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 727 #include "llvm/BinaryFormat/DynamicTags.def" 728 #undef HEXAGON_DYNAMIC_TAG 729 #define HEXAGON_DYNAMIC_TAG(name, value) 730 break; 731 case ELF::EM_PPC: 732 #undef PPC_DYNAMIC_TAG 733 #define PPC_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 734 #include "llvm/BinaryFormat/DynamicTags.def" 735 #undef PPC_DYNAMIC_TAG 736 #define PPC_DYNAMIC_TAG(name, value) 737 break; 738 case ELF::EM_PPC64: 739 #undef PPC64_DYNAMIC_TAG 740 #define PPC64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 741 #include "llvm/BinaryFormat/DynamicTags.def" 742 #undef PPC64_DYNAMIC_TAG 743 #define PPC64_DYNAMIC_TAG(name, value) 744 break; 745 default: 746 #include "llvm/BinaryFormat/DynamicTags.def" 747 break; 748 } 749 #undef AARCH64_DYNAMIC_TAG 750 #undef MIPS_DYNAMIC_TAG 751 #undef HEXAGON_DYNAMIC_TAG 752 #undef PPC_DYNAMIC_TAG 753 #undef PPC64_DYNAMIC_TAG 754 #undef DYNAMIC_TAG_MARKER 755 #undef STRINGIFY 756 #undef DYNAMIC_TAG 757 758 IO.enumFallback<Hex64>(Value); 759 } 760 761 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration( 762 IO &IO, ELFYAML::MIPS_AFL_REG &Value) { 763 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 764 ECase(REG_NONE); 765 ECase(REG_32); 766 ECase(REG_64); 767 ECase(REG_128); 768 #undef ECase 769 } 770 771 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration( 772 IO &IO, ELFYAML::MIPS_ABI_FP &Value) { 773 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X) 774 ECase(FP_ANY); 775 ECase(FP_DOUBLE); 776 ECase(FP_SINGLE); 777 ECase(FP_SOFT); 778 ECase(FP_OLD_64); 779 ECase(FP_XX); 780 ECase(FP_64); 781 ECase(FP_64A); 782 #undef ECase 783 } 784 785 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration( 786 IO &IO, ELFYAML::MIPS_AFL_EXT &Value) { 787 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 788 ECase(EXT_NONE); 789 ECase(EXT_XLR); 790 ECase(EXT_OCTEON2); 791 ECase(EXT_OCTEONP); 792 ECase(EXT_LOONGSON_3A); 793 ECase(EXT_OCTEON); 794 ECase(EXT_5900); 795 ECase(EXT_4650); 796 ECase(EXT_4010); 797 ECase(EXT_4100); 798 ECase(EXT_3900); 799 ECase(EXT_10000); 800 ECase(EXT_SB1); 801 ECase(EXT_4111); 802 ECase(EXT_4120); 803 ECase(EXT_5400); 804 ECase(EXT_5500); 805 ECase(EXT_LOONGSON_2E); 806 ECase(EXT_LOONGSON_2F); 807 ECase(EXT_OCTEON3); 808 #undef ECase 809 } 810 811 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration( 812 IO &IO, ELFYAML::MIPS_ISA &Value) { 813 IO.enumCase(Value, "MIPS1", 1); 814 IO.enumCase(Value, "MIPS2", 2); 815 IO.enumCase(Value, "MIPS3", 3); 816 IO.enumCase(Value, "MIPS4", 4); 817 IO.enumCase(Value, "MIPS5", 5); 818 IO.enumCase(Value, "MIPS32", 32); 819 IO.enumCase(Value, "MIPS64", 64); 820 IO.enumFallback<Hex32>(Value); 821 } 822 823 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset( 824 IO &IO, ELFYAML::MIPS_AFL_ASE &Value) { 825 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X) 826 BCase(DSP); 827 BCase(DSPR2); 828 BCase(EVA); 829 BCase(MCU); 830 BCase(MDMX); 831 BCase(MIPS3D); 832 BCase(MT); 833 BCase(SMARTMIPS); 834 BCase(VIRT); 835 BCase(MSA); 836 BCase(MIPS16); 837 BCase(MICROMIPS); 838 BCase(XPA); 839 BCase(CRC); 840 BCase(GINV); 841 #undef BCase 842 } 843 844 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset( 845 IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) { 846 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X) 847 BCase(ODDSPREG); 848 #undef BCase 849 } 850 851 void MappingTraits<ELFYAML::SectionHeader>::mapping( 852 IO &IO, ELFYAML::SectionHeader &SHdr) { 853 IO.mapRequired("Name", SHdr.Name); 854 } 855 856 void MappingTraits<ELFYAML::SectionHeaderTable>::mapping( 857 IO &IO, ELFYAML::SectionHeaderTable &SectionHeader) { 858 IO.mapOptional("Sections", SectionHeader.Sections); 859 IO.mapOptional("Excluded", SectionHeader.Excluded); 860 IO.mapOptional("NoHeaders", SectionHeader.NoHeaders); 861 } 862 863 StringRef MappingTraits<ELFYAML::SectionHeaderTable>::validate( 864 IO &IO, ELFYAML::SectionHeaderTable &SecHdrTable) { 865 if (SecHdrTable.NoHeaders && (SecHdrTable.Sections || SecHdrTable.Excluded)) 866 return "NoHeaders can't be used together with Sections/Excluded"; 867 if (!SecHdrTable.NoHeaders && !SecHdrTable.Sections && !SecHdrTable.Excluded) 868 return "SectionHeaderTable can't be empty. Use 'NoHeaders' key to drop the " 869 "section header table"; 870 return StringRef(); 871 } 872 873 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO, 874 ELFYAML::FileHeader &FileHdr) { 875 IO.mapRequired("Class", FileHdr.Class); 876 IO.mapRequired("Data", FileHdr.Data); 877 IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0)); 878 IO.mapOptional("ABIVersion", FileHdr.ABIVersion, Hex8(0)); 879 IO.mapRequired("Type", FileHdr.Type); 880 IO.mapOptional("Machine", FileHdr.Machine); 881 IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0)); 882 IO.mapOptional("Entry", FileHdr.Entry, Hex64(0)); 883 884 // obj2yaml does not dump these fields. 885 assert(!IO.outputting() || 886 (!FileHdr.EPhOff && !FileHdr.EPhEntSize && !FileHdr.EPhNum)); 887 IO.mapOptional("EPhOff", FileHdr.EPhOff); 888 IO.mapOptional("EPhEntSize", FileHdr.EPhEntSize); 889 IO.mapOptional("EPhNum", FileHdr.EPhNum); 890 IO.mapOptional("EShEntSize", FileHdr.EShEntSize); 891 IO.mapOptional("EShOff", FileHdr.EShOff); 892 IO.mapOptional("EShNum", FileHdr.EShNum); 893 IO.mapOptional("EShStrNdx", FileHdr.EShStrNdx); 894 } 895 896 void MappingTraits<ELFYAML::ProgramHeader>::mapping( 897 IO &IO, ELFYAML::ProgramHeader &Phdr) { 898 IO.mapRequired("Type", Phdr.Type); 899 IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0)); 900 IO.mapOptional("Sections", Phdr.Sections); 901 IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0)); 902 IO.mapOptional("PAddr", Phdr.PAddr, Phdr.VAddr); 903 IO.mapOptional("Align", Phdr.Align); 904 IO.mapOptional("FileSize", Phdr.FileSize); 905 IO.mapOptional("MemSize", Phdr.MemSize); 906 IO.mapOptional("Offset", Phdr.Offset); 907 } 908 909 LLVM_YAML_STRONG_TYPEDEF(StringRef, StOtherPiece) 910 911 template <> struct ScalarTraits<StOtherPiece> { 912 static void output(const StOtherPiece &Val, void *, raw_ostream &Out) { 913 Out << Val; 914 } 915 static StringRef input(StringRef Scalar, void *, StOtherPiece &Val) { 916 Val = Scalar; 917 return {}; 918 } 919 static QuotingType mustQuote(StringRef) { return QuotingType::None; } 920 }; 921 template <> struct SequenceElementTraits<StOtherPiece> { 922 static const bool flow = true; 923 }; 924 925 template <> struct ScalarTraits<ELFYAML::YAMLFlowString> { 926 static void output(const ELFYAML::YAMLFlowString &Val, void *, 927 raw_ostream &Out) { 928 Out << Val; 929 } 930 static StringRef input(StringRef Scalar, void *, 931 ELFYAML::YAMLFlowString &Val) { 932 Val = Scalar; 933 return {}; 934 } 935 static QuotingType mustQuote(StringRef S) { 936 return ScalarTraits<StringRef>::mustQuote(S); 937 } 938 }; 939 template <> struct SequenceElementTraits<ELFYAML::YAMLFlowString> { 940 static const bool flow = true; 941 }; 942 943 namespace { 944 945 struct NormalizedOther { 946 NormalizedOther(IO &IO) : YamlIO(IO) {} 947 NormalizedOther(IO &IO, Optional<uint8_t> Original) : YamlIO(IO) { 948 assert(Original && "This constructor is only used for outputting YAML and " 949 "assumes a non-empty Original"); 950 std::vector<StOtherPiece> Ret; 951 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 952 for (std::pair<StringRef, uint8_t> &P : 953 getFlags(Object->getMachine()).takeVector()) { 954 uint8_t FlagValue = P.second; 955 if ((*Original & FlagValue) != FlagValue) 956 continue; 957 *Original &= ~FlagValue; 958 Ret.push_back({P.first}); 959 } 960 961 if (*Original != 0) { 962 UnknownFlagsHolder = std::to_string(*Original); 963 Ret.push_back({UnknownFlagsHolder}); 964 } 965 966 if (!Ret.empty()) 967 Other = std::move(Ret); 968 } 969 970 uint8_t toValue(StringRef Name) { 971 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 972 MapVector<StringRef, uint8_t> Flags = getFlags(Object->getMachine()); 973 974 auto It = Flags.find(Name); 975 if (It != Flags.end()) 976 return It->second; 977 978 uint8_t Val; 979 if (to_integer(Name, Val)) 980 return Val; 981 982 YamlIO.setError("an unknown value is used for symbol's 'Other' field: " + 983 Name); 984 return 0; 985 } 986 987 Optional<uint8_t> denormalize(IO &) { 988 if (!Other) 989 return None; 990 uint8_t Ret = 0; 991 for (StOtherPiece &Val : *Other) 992 Ret |= toValue(Val); 993 return Ret; 994 } 995 996 // st_other field is used to encode symbol visibility and platform-dependent 997 // flags and values. This method returns a name to value map that is used for 998 // parsing and encoding this field. 999 MapVector<StringRef, uint8_t> getFlags(unsigned EMachine) { 1000 MapVector<StringRef, uint8_t> Map; 1001 // STV_* values are just enumeration values. We add them in a reversed order 1002 // because when we convert the st_other to named constants when printing 1003 // YAML we want to use a maximum number of bits on each step: 1004 // when we have st_other == 3, we want to print it as STV_PROTECTED (3), but 1005 // not as STV_HIDDEN (2) + STV_INTERNAL (1). 1006 Map["STV_PROTECTED"] = ELF::STV_PROTECTED; 1007 Map["STV_HIDDEN"] = ELF::STV_HIDDEN; 1008 Map["STV_INTERNAL"] = ELF::STV_INTERNAL; 1009 // STV_DEFAULT is used to represent the default visibility and has a value 1010 // 0. We want to be able to read it from YAML documents, but there is no 1011 // reason to print it. 1012 if (!YamlIO.outputting()) 1013 Map["STV_DEFAULT"] = ELF::STV_DEFAULT; 1014 1015 // MIPS is not consistent. All of the STO_MIPS_* values are bit flags, 1016 // except STO_MIPS_MIPS16 which overlaps them. It should be checked and 1017 // consumed first when we print the output, because we do not want to print 1018 // any other flags that have the same bits instead. 1019 if (EMachine == ELF::EM_MIPS) { 1020 Map["STO_MIPS_MIPS16"] = ELF::STO_MIPS_MIPS16; 1021 Map["STO_MIPS_MICROMIPS"] = ELF::STO_MIPS_MICROMIPS; 1022 Map["STO_MIPS_PIC"] = ELF::STO_MIPS_PIC; 1023 Map["STO_MIPS_PLT"] = ELF::STO_MIPS_PLT; 1024 Map["STO_MIPS_OPTIONAL"] = ELF::STO_MIPS_OPTIONAL; 1025 } 1026 return Map; 1027 } 1028 1029 IO &YamlIO; 1030 Optional<std::vector<StOtherPiece>> Other; 1031 std::string UnknownFlagsHolder; 1032 }; 1033 1034 } // end anonymous namespace 1035 1036 void ScalarTraits<ELFYAML::YAMLIntUInt>::output(const ELFYAML::YAMLIntUInt &Val, 1037 void *Ctx, raw_ostream &Out) { 1038 Out << Val; 1039 } 1040 1041 StringRef ScalarTraits<ELFYAML::YAMLIntUInt>::input(StringRef Scalar, void *Ctx, 1042 ELFYAML::YAMLIntUInt &Val) { 1043 const bool Is64 = static_cast<ELFYAML::Object *>(Ctx)->Header.Class == 1044 ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64); 1045 StringRef ErrMsg = "invalid number"; 1046 // We do not accept negative hex numbers because their meaning is ambiguous. 1047 // For example, would -0xfffffffff mean 1 or INT32_MIN? 1048 if (Scalar.empty() || Scalar.startswith("-0x")) 1049 return ErrMsg; 1050 1051 if (Scalar.startswith("-")) { 1052 const int64_t MinVal = Is64 ? INT64_MIN : INT32_MIN; 1053 long long Int; 1054 if (getAsSignedInteger(Scalar, /*Radix=*/0, Int) || (Int < MinVal)) 1055 return ErrMsg; 1056 Val = Int; 1057 return ""; 1058 } 1059 1060 const uint64_t MaxVal = Is64 ? UINT64_MAX : UINT32_MAX; 1061 unsigned long long UInt; 1062 if (getAsUnsignedInteger(Scalar, /*Radix=*/0, UInt) || (UInt > MaxVal)) 1063 return ErrMsg; 1064 Val = UInt; 1065 return ""; 1066 } 1067 1068 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) { 1069 IO.mapOptional("Name", Symbol.Name, StringRef()); 1070 IO.mapOptional("StName", Symbol.StName); 1071 IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0)); 1072 IO.mapOptional("Section", Symbol.Section, StringRef()); 1073 IO.mapOptional("Index", Symbol.Index); 1074 IO.mapOptional("Binding", Symbol.Binding, ELFYAML::ELF_STB(0)); 1075 IO.mapOptional("Value", Symbol.Value, Hex64(0)); 1076 IO.mapOptional("Size", Symbol.Size, Hex64(0)); 1077 1078 // Symbol's Other field is a bit special. It is usually a field that 1079 // represents st_other and holds the symbol visibility. However, on some 1080 // platforms, it can contain bit fields and regular values, or even sometimes a 1081 // crazy mix of them (see comments for NormalizedOther). Because of this, we 1082 // need special handling. 1083 MappingNormalization<NormalizedOther, Optional<uint8_t>> Keys(IO, 1084 Symbol.Other); 1085 IO.mapOptional("Other", Keys->Other); 1086 } 1087 1088 StringRef MappingTraits<ELFYAML::Symbol>::validate(IO &IO, 1089 ELFYAML::Symbol &Symbol) { 1090 if (Symbol.Index && Symbol.Section.data()) 1091 return "Index and Section cannot both be specified for Symbol"; 1092 return StringRef(); 1093 } 1094 1095 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) { 1096 IO.mapOptional("Name", Section.Name, StringRef()); 1097 IO.mapRequired("Type", Section.Type); 1098 IO.mapOptional("Flags", Section.Flags); 1099 IO.mapOptional("Address", Section.Address); 1100 IO.mapOptional("Link", Section.Link, StringRef()); 1101 IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0)); 1102 IO.mapOptional("EntSize", Section.EntSize); 1103 IO.mapOptional("Offset", Section.Offset); 1104 1105 // obj2yaml does not dump these fields. They are expected to be empty when we 1106 // are producing YAML, because yaml2obj sets appropriate values for them 1107 // automatically when they are not explicitly defined. 1108 assert(!IO.outputting() || 1109 (!Section.ShOffset.hasValue() && !Section.ShSize.hasValue() && 1110 !Section.ShName.hasValue() && !Section.ShFlags.hasValue() && 1111 !Section.ShType.hasValue())); 1112 IO.mapOptional("ShName", Section.ShName); 1113 IO.mapOptional("ShOffset", Section.ShOffset); 1114 IO.mapOptional("ShSize", Section.ShSize); 1115 IO.mapOptional("ShFlags", Section.ShFlags); 1116 IO.mapOptional("ShType", Section.ShType); 1117 } 1118 1119 static void sectionMapping(IO &IO, ELFYAML::DynamicSection &Section) { 1120 commonSectionMapping(IO, Section); 1121 IO.mapOptional("Entries", Section.Entries); 1122 IO.mapOptional("Content", Section.Content); 1123 } 1124 1125 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) { 1126 commonSectionMapping(IO, Section); 1127 IO.mapOptional("Content", Section.Content); 1128 1129 // We also support reading a content as array of bytes using the ContentArray 1130 // key. obj2yaml never prints this field. 1131 assert(!IO.outputting() || !Section.ContentBuf.hasValue()); 1132 IO.mapOptional("ContentArray", Section.ContentBuf); 1133 if (Section.ContentBuf) { 1134 if (Section.Content) 1135 IO.setError("Content and ContentArray can't be used together"); 1136 Section.Content = yaml::BinaryRef(*Section.ContentBuf); 1137 } 1138 1139 IO.mapOptional("Size", Section.Size); 1140 IO.mapOptional("Info", Section.Info); 1141 } 1142 1143 static void sectionMapping(IO &IO, ELFYAML::StackSizesSection &Section) { 1144 commonSectionMapping(IO, Section); 1145 IO.mapOptional("Content", Section.Content); 1146 IO.mapOptional("Size", Section.Size); 1147 IO.mapOptional("Entries", Section.Entries); 1148 } 1149 1150 static void sectionMapping(IO &IO, ELFYAML::HashSection &Section) { 1151 commonSectionMapping(IO, Section); 1152 IO.mapOptional("Content", Section.Content); 1153 IO.mapOptional("Bucket", Section.Bucket); 1154 IO.mapOptional("Chain", Section.Chain); 1155 IO.mapOptional("Size", Section.Size); 1156 1157 // obj2yaml does not dump these fields. They can be used to override nchain 1158 // and nbucket values for creating broken sections. 1159 assert(!IO.outputting() || 1160 (!Section.NBucket.hasValue() && !Section.NChain.hasValue())); 1161 IO.mapOptional("NChain", Section.NChain); 1162 IO.mapOptional("NBucket", Section.NBucket); 1163 } 1164 1165 static void sectionMapping(IO &IO, ELFYAML::NoteSection &Section) { 1166 commonSectionMapping(IO, Section); 1167 IO.mapOptional("Content", Section.Content); 1168 IO.mapOptional("Size", Section.Size); 1169 IO.mapOptional("Notes", Section.Notes); 1170 } 1171 1172 1173 static void sectionMapping(IO &IO, ELFYAML::GnuHashSection &Section) { 1174 commonSectionMapping(IO, Section); 1175 IO.mapOptional("Content", Section.Content); 1176 IO.mapOptional("Header", Section.Header); 1177 IO.mapOptional("BloomFilter", Section.BloomFilter); 1178 IO.mapOptional("HashBuckets", Section.HashBuckets); 1179 IO.mapOptional("HashValues", Section.HashValues); 1180 } 1181 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) { 1182 commonSectionMapping(IO, Section); 1183 IO.mapOptional("Size", Section.Size, Hex64(0)); 1184 } 1185 1186 static void sectionMapping(IO &IO, ELFYAML::VerdefSection &Section) { 1187 commonSectionMapping(IO, Section); 1188 IO.mapRequired("Info", Section.Info); 1189 IO.mapOptional("Entries", Section.Entries); 1190 IO.mapOptional("Content", Section.Content); 1191 } 1192 1193 static void sectionMapping(IO &IO, ELFYAML::SymverSection &Section) { 1194 commonSectionMapping(IO, Section); 1195 IO.mapRequired("Entries", Section.Entries); 1196 } 1197 1198 static void sectionMapping(IO &IO, ELFYAML::VerneedSection &Section) { 1199 commonSectionMapping(IO, Section); 1200 IO.mapRequired("Info", Section.Info); 1201 IO.mapOptional("Dependencies", Section.VerneedV); 1202 IO.mapOptional("Content", Section.Content); 1203 } 1204 1205 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) { 1206 commonSectionMapping(IO, Section); 1207 IO.mapOptional("Info", Section.RelocatableSec, StringRef()); 1208 IO.mapOptional("Relocations", Section.Relocations); 1209 } 1210 1211 static void sectionMapping(IO &IO, ELFYAML::RelrSection &Section) { 1212 commonSectionMapping(IO, Section); 1213 IO.mapOptional("Entries", Section.Entries); 1214 IO.mapOptional("Content", Section.Content); 1215 } 1216 1217 static void groupSectionMapping(IO &IO, ELFYAML::Group &Group) { 1218 commonSectionMapping(IO, Group); 1219 IO.mapOptional("Info", Group.Signature); 1220 IO.mapRequired("Members", Group.Members); 1221 } 1222 1223 static void sectionMapping(IO &IO, ELFYAML::SymtabShndxSection &Section) { 1224 commonSectionMapping(IO, Section); 1225 IO.mapRequired("Entries", Section.Entries); 1226 } 1227 1228 static void sectionMapping(IO &IO, ELFYAML::AddrsigSection &Section) { 1229 commonSectionMapping(IO, Section); 1230 IO.mapOptional("Content", Section.Content); 1231 IO.mapOptional("Size", Section.Size); 1232 IO.mapOptional("Symbols", Section.Symbols); 1233 } 1234 1235 static void fillMapping(IO &IO, ELFYAML::Fill &Fill) { 1236 IO.mapOptional("Name", Fill.Name, StringRef()); 1237 IO.mapOptional("Pattern", Fill.Pattern); 1238 IO.mapOptional("Offset", Fill.Offset); 1239 IO.mapRequired("Size", Fill.Size); 1240 } 1241 1242 static void sectionMapping(IO &IO, ELFYAML::LinkerOptionsSection &Section) { 1243 commonSectionMapping(IO, Section); 1244 IO.mapOptional("Options", Section.Options); 1245 IO.mapOptional("Content", Section.Content); 1246 } 1247 1248 static void sectionMapping(IO &IO, 1249 ELFYAML::DependentLibrariesSection &Section) { 1250 commonSectionMapping(IO, Section); 1251 IO.mapOptional("Libraries", Section.Libs); 1252 IO.mapOptional("Content", Section.Content); 1253 } 1254 1255 static void sectionMapping(IO &IO, ELFYAML::CallGraphProfileSection &Section) { 1256 commonSectionMapping(IO, Section); 1257 IO.mapOptional("Entries", Section.Entries); 1258 IO.mapOptional("Content", Section.Content); 1259 } 1260 1261 void MappingTraits<ELFYAML::SectionOrType>::mapping( 1262 IO &IO, ELFYAML::SectionOrType §ionOrType) { 1263 IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType); 1264 } 1265 1266 void MappingTraits<ELFYAML::SectionName>::mapping( 1267 IO &IO, ELFYAML::SectionName §ionName) { 1268 IO.mapRequired("Section", sectionName.Section); 1269 } 1270 1271 static void sectionMapping(IO &IO, ELFYAML::ARMIndexTableSection &Section) { 1272 commonSectionMapping(IO, Section); 1273 IO.mapOptional("Content", Section.Content); 1274 IO.mapOptional("Size", Section.Size); 1275 IO.mapOptional("Entries", Section.Entries); 1276 } 1277 1278 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) { 1279 commonSectionMapping(IO, Section); 1280 IO.mapOptional("Version", Section.Version, Hex16(0)); 1281 IO.mapRequired("ISA", Section.ISALevel); 1282 IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0)); 1283 IO.mapOptional("ISAExtension", Section.ISAExtension, 1284 ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE)); 1285 IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0)); 1286 IO.mapOptional("FpABI", Section.FpABI, 1287 ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY)); 1288 IO.mapOptional("GPRSize", Section.GPRSize, 1289 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1290 IO.mapOptional("CPR1Size", Section.CPR1Size, 1291 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1292 IO.mapOptional("CPR2Size", Section.CPR2Size, 1293 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1294 IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0)); 1295 IO.mapOptional("Flags2", Section.Flags2, Hex32(0)); 1296 } 1297 1298 static StringRef getStringValue(IO &IO, const char *Key) { 1299 StringRef Val; 1300 IO.mapRequired(Key, Val); 1301 return Val; 1302 } 1303 1304 void MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::mapping( 1305 IO &IO, std::unique_ptr<ELFYAML::Chunk> &Section) { 1306 ELFYAML::ELF_SHT Type; 1307 if (IO.outputting()) { 1308 Type = cast<ELFYAML::Section>(Section.get())->Type; 1309 } else { 1310 // When the Type string does not have a "SHT_" prefix, we know it is not a 1311 // description of a regular ELF output section. Currently, we have one 1312 // special type named "Fill". See comments for Fill. 1313 if (getStringValue(IO, "Type") == "Fill") { 1314 Section.reset(new ELFYAML::Fill()); 1315 fillMapping(IO, *cast<ELFYAML::Fill>(Section.get())); 1316 return; 1317 } 1318 1319 IO.mapRequired("Type", Type); 1320 } 1321 1322 const auto &Obj = *static_cast<ELFYAML::Object *>(IO.getContext()); 1323 if (Obj.getMachine() == ELF::EM_MIPS && Type == ELF::SHT_MIPS_ABIFLAGS) { 1324 if (!IO.outputting()) 1325 Section.reset(new ELFYAML::MipsABIFlags()); 1326 sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get())); 1327 return; 1328 } 1329 1330 if (Obj.getMachine() == ELF::EM_ARM && Type == ELF::SHT_ARM_EXIDX) { 1331 if (!IO.outputting()) 1332 Section.reset(new ELFYAML::ARMIndexTableSection()); 1333 sectionMapping(IO, *cast<ELFYAML::ARMIndexTableSection>(Section.get())); 1334 return; 1335 } 1336 1337 switch (Type) { 1338 case ELF::SHT_DYNAMIC: 1339 if (!IO.outputting()) 1340 Section.reset(new ELFYAML::DynamicSection()); 1341 sectionMapping(IO, *cast<ELFYAML::DynamicSection>(Section.get())); 1342 break; 1343 case ELF::SHT_REL: 1344 case ELF::SHT_RELA: 1345 if (!IO.outputting()) 1346 Section.reset(new ELFYAML::RelocationSection()); 1347 sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get())); 1348 break; 1349 case ELF::SHT_RELR: 1350 if (!IO.outputting()) 1351 Section.reset(new ELFYAML::RelrSection()); 1352 sectionMapping(IO, *cast<ELFYAML::RelrSection>(Section.get())); 1353 break; 1354 case ELF::SHT_GROUP: 1355 if (!IO.outputting()) 1356 Section.reset(new ELFYAML::Group()); 1357 groupSectionMapping(IO, *cast<ELFYAML::Group>(Section.get())); 1358 break; 1359 case ELF::SHT_NOBITS: 1360 if (!IO.outputting()) 1361 Section.reset(new ELFYAML::NoBitsSection()); 1362 sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get())); 1363 break; 1364 case ELF::SHT_HASH: 1365 if (!IO.outputting()) 1366 Section.reset(new ELFYAML::HashSection()); 1367 sectionMapping(IO, *cast<ELFYAML::HashSection>(Section.get())); 1368 break; 1369 case ELF::SHT_NOTE: 1370 if (!IO.outputting()) 1371 Section.reset(new ELFYAML::NoteSection()); 1372 sectionMapping(IO, *cast<ELFYAML::NoteSection>(Section.get())); 1373 break; 1374 case ELF::SHT_GNU_HASH: 1375 if (!IO.outputting()) 1376 Section.reset(new ELFYAML::GnuHashSection()); 1377 sectionMapping(IO, *cast<ELFYAML::GnuHashSection>(Section.get())); 1378 break; 1379 case ELF::SHT_GNU_verdef: 1380 if (!IO.outputting()) 1381 Section.reset(new ELFYAML::VerdefSection()); 1382 sectionMapping(IO, *cast<ELFYAML::VerdefSection>(Section.get())); 1383 break; 1384 case ELF::SHT_GNU_versym: 1385 if (!IO.outputting()) 1386 Section.reset(new ELFYAML::SymverSection()); 1387 sectionMapping(IO, *cast<ELFYAML::SymverSection>(Section.get())); 1388 break; 1389 case ELF::SHT_GNU_verneed: 1390 if (!IO.outputting()) 1391 Section.reset(new ELFYAML::VerneedSection()); 1392 sectionMapping(IO, *cast<ELFYAML::VerneedSection>(Section.get())); 1393 break; 1394 case ELF::SHT_SYMTAB_SHNDX: 1395 if (!IO.outputting()) 1396 Section.reset(new ELFYAML::SymtabShndxSection()); 1397 sectionMapping(IO, *cast<ELFYAML::SymtabShndxSection>(Section.get())); 1398 break; 1399 case ELF::SHT_LLVM_ADDRSIG: 1400 if (!IO.outputting()) 1401 Section.reset(new ELFYAML::AddrsigSection()); 1402 sectionMapping(IO, *cast<ELFYAML::AddrsigSection>(Section.get())); 1403 break; 1404 case ELF::SHT_LLVM_LINKER_OPTIONS: 1405 if (!IO.outputting()) 1406 Section.reset(new ELFYAML::LinkerOptionsSection()); 1407 sectionMapping(IO, *cast<ELFYAML::LinkerOptionsSection>(Section.get())); 1408 break; 1409 case ELF::SHT_LLVM_DEPENDENT_LIBRARIES: 1410 if (!IO.outputting()) 1411 Section.reset(new ELFYAML::DependentLibrariesSection()); 1412 sectionMapping(IO, 1413 *cast<ELFYAML::DependentLibrariesSection>(Section.get())); 1414 break; 1415 case ELF::SHT_LLVM_CALL_GRAPH_PROFILE: 1416 if (!IO.outputting()) 1417 Section.reset(new ELFYAML::CallGraphProfileSection()); 1418 sectionMapping(IO, *cast<ELFYAML::CallGraphProfileSection>(Section.get())); 1419 break; 1420 default: 1421 if (!IO.outputting()) { 1422 StringRef Name; 1423 IO.mapOptional("Name", Name, StringRef()); 1424 Name = ELFYAML::dropUniqueSuffix(Name); 1425 1426 if (ELFYAML::StackSizesSection::nameMatches(Name)) 1427 Section = std::make_unique<ELFYAML::StackSizesSection>(); 1428 else 1429 Section = std::make_unique<ELFYAML::RawContentSection>(); 1430 } 1431 1432 if (auto S = dyn_cast<ELFYAML::RawContentSection>(Section.get())) 1433 sectionMapping(IO, *S); 1434 else 1435 sectionMapping(IO, *cast<ELFYAML::StackSizesSection>(Section.get())); 1436 } 1437 } 1438 1439 StringRef MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::validate( 1440 IO &io, std::unique_ptr<ELFYAML::Chunk> &C) { 1441 if (const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(C.get())) { 1442 if (RawSection->Size && RawSection->Content && 1443 (uint64_t)(*RawSection->Size) < RawSection->Content->binary_size()) 1444 return "Section size must be greater than or equal to the content size"; 1445 if (RawSection->Flags && RawSection->ShFlags) 1446 return "ShFlags and Flags cannot be used together"; 1447 return {}; 1448 } 1449 1450 if (const auto *SS = dyn_cast<ELFYAML::StackSizesSection>(C.get())) { 1451 if (!SS->Entries && !SS->Content && !SS->Size) 1452 return ".stack_sizes: one of Content, Entries and Size must be specified"; 1453 1454 if (SS->Size && SS->Content && 1455 (uint64_t)(*SS->Size) < SS->Content->binary_size()) 1456 return ".stack_sizes: Size must be greater than or equal to the content " 1457 "size"; 1458 1459 // We accept Content, Size or both together when there are no Entries. 1460 if (!SS->Entries) 1461 return {}; 1462 1463 if (SS->Size) 1464 return ".stack_sizes: Size and Entries cannot be used together"; 1465 if (SS->Content) 1466 return ".stack_sizes: Content and Entries cannot be used together"; 1467 return {}; 1468 } 1469 1470 if (const auto *HS = dyn_cast<ELFYAML::HashSection>(C.get())) { 1471 if (!HS->Content && !HS->Bucket && !HS->Chain && !HS->Size) 1472 return "one of \"Content\", \"Size\", \"Bucket\" or \"Chain\" must be " 1473 "specified"; 1474 1475 if (HS->Content || HS->Size) { 1476 if (HS->Size && HS->Content && 1477 (uint64_t)*HS->Size < HS->Content->binary_size()) 1478 return "\"Size\" must be greater than or equal to the content " 1479 "size"; 1480 1481 if (HS->Bucket) 1482 return "\"Bucket\" cannot be used with \"Content\" or \"Size\""; 1483 if (HS->Chain) 1484 return "\"Chain\" cannot be used with \"Content\" or \"Size\""; 1485 return {}; 1486 } 1487 1488 if ((HS->Bucket && !HS->Chain) || (!HS->Bucket && HS->Chain)) 1489 return "\"Bucket\" and \"Chain\" must be used together"; 1490 return {}; 1491 } 1492 1493 if (const auto *Sec = dyn_cast<ELFYAML::AddrsigSection>(C.get())) { 1494 if (!Sec->Symbols && !Sec->Content && !Sec->Size) 1495 return "one of \"Content\", \"Size\" or \"Symbols\" must be specified"; 1496 1497 if (Sec->Content || Sec->Size) { 1498 if (Sec->Size && Sec->Content && 1499 (uint64_t)*Sec->Size < Sec->Content->binary_size()) 1500 return "\"Size\" must be greater than or equal to the content " 1501 "size"; 1502 1503 if (Sec->Symbols) 1504 return "\"Symbols\" cannot be used with \"Content\" or \"Size\""; 1505 return {}; 1506 } 1507 1508 if (!Sec->Symbols) 1509 return {}; 1510 return {}; 1511 } 1512 1513 if (const auto *NS = dyn_cast<ELFYAML::NoteSection>(C.get())) { 1514 if (!NS->Content && !NS->Size && !NS->Notes) 1515 return "one of \"Content\", \"Size\" or \"Notes\" must be " 1516 "specified"; 1517 1518 if (!NS->Content && !NS->Size) 1519 return {}; 1520 1521 if (NS->Size && NS->Content && 1522 (uint64_t)*NS->Size < NS->Content->binary_size()) 1523 return "\"Size\" must be greater than or equal to the content " 1524 "size"; 1525 1526 if (NS->Notes) 1527 return "\"Notes\" cannot be used with \"Content\" or \"Size\""; 1528 return {}; 1529 } 1530 1531 if (const auto *Sec = dyn_cast<ELFYAML::GnuHashSection>(C.get())) { 1532 if (!Sec->Content && !Sec->Header && !Sec->BloomFilter && 1533 !Sec->HashBuckets && !Sec->HashValues) 1534 return "either \"Content\" or \"Header\", \"BloomFilter\", " 1535 "\"HashBuckets\" and \"HashBuckets\" must be specified"; 1536 1537 if (Sec->Header || Sec->BloomFilter || Sec->HashBuckets || 1538 Sec->HashValues) { 1539 if (!Sec->Header || !Sec->BloomFilter || !Sec->HashBuckets || 1540 !Sec->HashValues) 1541 return "\"Header\", \"BloomFilter\", " 1542 "\"HashBuckets\" and \"HashValues\" must be used together"; 1543 if (Sec->Content) 1544 return "\"Header\", \"BloomFilter\", " 1545 "\"HashBuckets\" and \"HashValues\" can't be used together with " 1546 "\"Content\""; 1547 return {}; 1548 } 1549 1550 // Only Content is specified. 1551 return {}; 1552 } 1553 1554 if (const auto *Sec = dyn_cast<ELFYAML::LinkerOptionsSection>(C.get())) { 1555 if (Sec->Options && Sec->Content) 1556 return "\"Options\" and \"Content\" can't be used together"; 1557 return {}; 1558 } 1559 1560 if (const auto *Sec = dyn_cast<ELFYAML::DependentLibrariesSection>(C.get())) { 1561 if (Sec->Libs && Sec->Content) 1562 return "SHT_LLVM_DEPENDENT_LIBRARIES: \"Libraries\" and \"Content\" " 1563 "can't " 1564 "be used together"; 1565 return {}; 1566 } 1567 1568 if (const auto *F = dyn_cast<ELFYAML::Fill>(C.get())) { 1569 if (!F->Pattern) 1570 return {}; 1571 if (F->Pattern->binary_size() != 0 && !F->Size) 1572 return "\"Size\" can't be 0 when \"Pattern\" is not empty"; 1573 return {}; 1574 } 1575 1576 if (const auto *VD = dyn_cast<ELFYAML::VerdefSection>(C.get())) { 1577 if (VD->Entries && VD->Content) 1578 return "SHT_GNU_verdef: \"Entries\" and \"Content\" can't be used " 1579 "together"; 1580 return {}; 1581 } 1582 1583 if (const auto *VD = dyn_cast<ELFYAML::VerneedSection>(C.get())) { 1584 if (VD->VerneedV && VD->Content) 1585 return "SHT_GNU_verneed: \"Dependencies\" and \"Content\" can't be used " 1586 "together"; 1587 return {}; 1588 } 1589 1590 if (const auto *RS = dyn_cast<ELFYAML::RelrSection>(C.get())) { 1591 if (RS->Entries && RS->Content) 1592 return "\"Entries\" and \"Content\" can't be used together"; 1593 return {}; 1594 } 1595 1596 if (const auto *CGP = dyn_cast<ELFYAML::CallGraphProfileSection>(C.get())) { 1597 if (CGP->Entries && CGP->Content) 1598 return "\"Entries\" and \"Content\" can't be used together"; 1599 return {}; 1600 } 1601 1602 if (const auto *IT = dyn_cast<ELFYAML::ARMIndexTableSection>(C.get())) { 1603 if (IT->Content || IT->Size) { 1604 if (IT->Size && IT->Content && 1605 (uint64_t)*IT->Size < IT->Content->binary_size()) 1606 return "\"Size\" must be greater than or equal to the content " 1607 "size"; 1608 1609 if (IT->Entries) 1610 return "\"Entries\" cannot be used with \"Content\" or \"Size\""; 1611 return {}; 1612 } 1613 1614 return {}; 1615 } 1616 1617 return {}; 1618 } 1619 1620 namespace { 1621 1622 struct NormalizedMips64RelType { 1623 NormalizedMips64RelType(IO &) 1624 : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1625 Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1626 Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1627 SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {} 1628 NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original) 1629 : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF), 1630 Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {} 1631 1632 ELFYAML::ELF_REL denormalize(IO &) { 1633 ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24; 1634 return Res; 1635 } 1636 1637 ELFYAML::ELF_REL Type; 1638 ELFYAML::ELF_REL Type2; 1639 ELFYAML::ELF_REL Type3; 1640 ELFYAML::ELF_RSS SpecSym; 1641 }; 1642 1643 } // end anonymous namespace 1644 1645 void MappingTraits<ELFYAML::StackSizeEntry>::mapping( 1646 IO &IO, ELFYAML::StackSizeEntry &E) { 1647 assert(IO.getContext() && "The IO context is not initialized"); 1648 IO.mapOptional("Address", E.Address, Hex64(0)); 1649 IO.mapRequired("Size", E.Size); 1650 } 1651 1652 void MappingTraits<ELFYAML::GnuHashHeader>::mapping(IO &IO, 1653 ELFYAML::GnuHashHeader &E) { 1654 assert(IO.getContext() && "The IO context is not initialized"); 1655 IO.mapOptional("NBuckets", E.NBuckets); 1656 IO.mapRequired("SymNdx", E.SymNdx); 1657 IO.mapOptional("MaskWords", E.MaskWords); 1658 IO.mapRequired("Shift2", E.Shift2); 1659 } 1660 1661 void MappingTraits<ELFYAML::DynamicEntry>::mapping(IO &IO, 1662 ELFYAML::DynamicEntry &Rel) { 1663 assert(IO.getContext() && "The IO context is not initialized"); 1664 1665 IO.mapRequired("Tag", Rel.Tag); 1666 IO.mapRequired("Value", Rel.Val); 1667 } 1668 1669 void MappingTraits<ELFYAML::NoteEntry>::mapping(IO &IO, ELFYAML::NoteEntry &N) { 1670 assert(IO.getContext() && "The IO context is not initialized"); 1671 1672 IO.mapOptional("Name", N.Name); 1673 IO.mapOptional("Desc", N.Desc); 1674 IO.mapRequired("Type", N.Type); 1675 } 1676 1677 void MappingTraits<ELFYAML::VerdefEntry>::mapping(IO &IO, 1678 ELFYAML::VerdefEntry &E) { 1679 assert(IO.getContext() && "The IO context is not initialized"); 1680 1681 IO.mapRequired("Version", E.Version); 1682 IO.mapRequired("Flags", E.Flags); 1683 IO.mapRequired("VersionNdx", E.VersionNdx); 1684 IO.mapRequired("Hash", E.Hash); 1685 IO.mapRequired("Names", E.VerNames); 1686 } 1687 1688 void MappingTraits<ELFYAML::VerneedEntry>::mapping(IO &IO, 1689 ELFYAML::VerneedEntry &E) { 1690 assert(IO.getContext() && "The IO context is not initialized"); 1691 1692 IO.mapRequired("Version", E.Version); 1693 IO.mapRequired("File", E.File); 1694 IO.mapRequired("Entries", E.AuxV); 1695 } 1696 1697 void MappingTraits<ELFYAML::VernauxEntry>::mapping(IO &IO, 1698 ELFYAML::VernauxEntry &E) { 1699 assert(IO.getContext() && "The IO context is not initialized"); 1700 1701 IO.mapRequired("Name", E.Name); 1702 IO.mapRequired("Hash", E.Hash); 1703 IO.mapRequired("Flags", E.Flags); 1704 IO.mapRequired("Other", E.Other); 1705 } 1706 1707 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO, 1708 ELFYAML::Relocation &Rel) { 1709 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 1710 assert(Object && "The IO context is not initialized"); 1711 1712 IO.mapOptional("Offset", Rel.Offset, (Hex64)0); 1713 IO.mapOptional("Symbol", Rel.Symbol); 1714 1715 if (Object->getMachine() == ELFYAML::ELF_EM(ELF::EM_MIPS) && 1716 Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) { 1717 MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key( 1718 IO, Rel.Type); 1719 IO.mapRequired("Type", Key->Type); 1720 IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1721 IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1722 IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF)); 1723 } else 1724 IO.mapRequired("Type", Rel.Type); 1725 1726 IO.mapOptional("Addend", Rel.Addend, (ELFYAML::YAMLIntUInt)0); 1727 } 1728 1729 void MappingTraits<ELFYAML::ARMIndexTableEntry>::mapping( 1730 IO &IO, ELFYAML::ARMIndexTableEntry &E) { 1731 assert(IO.getContext() && "The IO context is not initialized"); 1732 IO.mapRequired("Offset", E.Offset); 1733 1734 StringRef CantUnwind = "EXIDX_CANTUNWIND"; 1735 if (IO.outputting() && (uint32_t)E.Value == ARM::EHABI::EXIDX_CANTUNWIND) 1736 IO.mapRequired("Value", CantUnwind); 1737 else if (!IO.outputting() && getStringValue(IO, "Value") == CantUnwind) 1738 E.Value = ARM::EHABI::EXIDX_CANTUNWIND; 1739 else 1740 IO.mapRequired("Value", E.Value); 1741 } 1742 1743 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) { 1744 assert(!IO.getContext() && "The IO context is initialized already"); 1745 IO.setContext(&Object); 1746 IO.mapTag("!ELF", true); 1747 IO.mapRequired("FileHeader", Object.Header); 1748 IO.mapOptional("SectionHeaderTable", Object.SectionHeaders); 1749 IO.mapOptional("ProgramHeaders", Object.ProgramHeaders); 1750 IO.mapOptional("Sections", Object.Chunks); 1751 IO.mapOptional("Symbols", Object.Symbols); 1752 IO.mapOptional("DynamicSymbols", Object.DynamicSymbols); 1753 IO.mapOptional("DWARF", Object.DWARF); 1754 if (Object.DWARF) { 1755 Object.DWARF->IsLittleEndian = 1756 Object.Header.Data == ELFYAML::ELF_ELFDATA(ELF::ELFDATA2LSB); 1757 Object.DWARF->Is64BitAddrSize = 1758 Object.Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64); 1759 } 1760 IO.setContext(nullptr); 1761 } 1762 1763 void MappingTraits<ELFYAML::LinkerOption>::mapping(IO &IO, 1764 ELFYAML::LinkerOption &Opt) { 1765 assert(IO.getContext() && "The IO context is not initialized"); 1766 IO.mapRequired("Name", Opt.Key); 1767 IO.mapRequired("Value", Opt.Value); 1768 } 1769 1770 void MappingTraits<ELFYAML::CallGraphEntry>::mapping( 1771 IO &IO, ELFYAML::CallGraphEntry &E) { 1772 assert(IO.getContext() && "The IO context is not initialized"); 1773 IO.mapRequired("From", E.From); 1774 IO.mapRequired("To", E.To); 1775 IO.mapRequired("Weight", E.Weight); 1776 } 1777 1778 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG) 1779 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP) 1780 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT) 1781 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE) 1782 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1) 1783 1784 } // end namespace yaml 1785 1786 } // end namespace llvm 1787