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_GFX602, EF_AMDGPU_MACH); 425 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX700, EF_AMDGPU_MACH); 426 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX701, EF_AMDGPU_MACH); 427 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX702, EF_AMDGPU_MACH); 428 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX703, EF_AMDGPU_MACH); 429 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX704, EF_AMDGPU_MACH); 430 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX705, EF_AMDGPU_MACH); 431 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX801, EF_AMDGPU_MACH); 432 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX802, EF_AMDGPU_MACH); 433 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX803, EF_AMDGPU_MACH); 434 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX805, EF_AMDGPU_MACH); 435 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX810, EF_AMDGPU_MACH); 436 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX900, EF_AMDGPU_MACH); 437 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX902, EF_AMDGPU_MACH); 438 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX904, EF_AMDGPU_MACH); 439 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX906, EF_AMDGPU_MACH); 440 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX908, EF_AMDGPU_MACH); 441 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX909, EF_AMDGPU_MACH); 442 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1010, EF_AMDGPU_MACH); 443 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1011, EF_AMDGPU_MACH); 444 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1012, EF_AMDGPU_MACH); 445 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1030, EF_AMDGPU_MACH); 446 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1031, EF_AMDGPU_MACH); 447 BCase(EF_AMDGPU_XNACK); 448 BCase(EF_AMDGPU_SRAM_ECC); 449 break; 450 default: 451 break; 452 } 453 #undef BCase 454 #undef BCaseMask 455 } 456 457 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration( 458 IO &IO, ELFYAML::ELF_SHT &Value) { 459 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 460 assert(Object && "The IO context is not initialized"); 461 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 462 ECase(SHT_NULL); 463 ECase(SHT_PROGBITS); 464 ECase(SHT_SYMTAB); 465 // FIXME: Issue a diagnostic with this information. 466 ECase(SHT_STRTAB); 467 ECase(SHT_RELA); 468 ECase(SHT_HASH); 469 ECase(SHT_DYNAMIC); 470 ECase(SHT_NOTE); 471 ECase(SHT_NOBITS); 472 ECase(SHT_REL); 473 ECase(SHT_SHLIB); 474 ECase(SHT_DYNSYM); 475 ECase(SHT_INIT_ARRAY); 476 ECase(SHT_FINI_ARRAY); 477 ECase(SHT_PREINIT_ARRAY); 478 ECase(SHT_GROUP); 479 ECase(SHT_SYMTAB_SHNDX); 480 ECase(SHT_RELR); 481 ECase(SHT_ANDROID_REL); 482 ECase(SHT_ANDROID_RELA); 483 ECase(SHT_ANDROID_RELR); 484 ECase(SHT_LLVM_ODRTAB); 485 ECase(SHT_LLVM_LINKER_OPTIONS); 486 ECase(SHT_LLVM_CALL_GRAPH_PROFILE); 487 ECase(SHT_LLVM_ADDRSIG); 488 ECase(SHT_LLVM_DEPENDENT_LIBRARIES); 489 ECase(SHT_LLVM_SYMPART); 490 ECase(SHT_LLVM_PART_EHDR); 491 ECase(SHT_LLVM_PART_PHDR); 492 ECase(SHT_GNU_ATTRIBUTES); 493 ECase(SHT_GNU_HASH); 494 ECase(SHT_GNU_verdef); 495 ECase(SHT_GNU_verneed); 496 ECase(SHT_GNU_versym); 497 switch (Object->getMachine()) { 498 case ELF::EM_ARM: 499 ECase(SHT_ARM_EXIDX); 500 ECase(SHT_ARM_PREEMPTMAP); 501 ECase(SHT_ARM_ATTRIBUTES); 502 ECase(SHT_ARM_DEBUGOVERLAY); 503 ECase(SHT_ARM_OVERLAYSECTION); 504 break; 505 case ELF::EM_HEXAGON: 506 ECase(SHT_HEX_ORDERED); 507 break; 508 case ELF::EM_X86_64: 509 ECase(SHT_X86_64_UNWIND); 510 break; 511 case ELF::EM_MIPS: 512 ECase(SHT_MIPS_REGINFO); 513 ECase(SHT_MIPS_OPTIONS); 514 ECase(SHT_MIPS_DWARF); 515 ECase(SHT_MIPS_ABIFLAGS); 516 break; 517 case ELF::EM_RISCV: 518 ECase(SHT_RISCV_ATTRIBUTES); 519 break; 520 default: 521 // Nothing to do. 522 break; 523 } 524 #undef ECase 525 IO.enumFallback<Hex32>(Value); 526 } 527 528 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO, 529 ELFYAML::ELF_PF &Value) { 530 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 531 BCase(PF_X); 532 BCase(PF_W); 533 BCase(PF_R); 534 } 535 536 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO, 537 ELFYAML::ELF_SHF &Value) { 538 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 539 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 540 BCase(SHF_WRITE); 541 BCase(SHF_ALLOC); 542 BCase(SHF_EXCLUDE); 543 BCase(SHF_EXECINSTR); 544 BCase(SHF_MERGE); 545 BCase(SHF_STRINGS); 546 BCase(SHF_INFO_LINK); 547 BCase(SHF_LINK_ORDER); 548 BCase(SHF_OS_NONCONFORMING); 549 BCase(SHF_GROUP); 550 BCase(SHF_TLS); 551 BCase(SHF_COMPRESSED); 552 switch (Object->getMachine()) { 553 case ELF::EM_ARM: 554 BCase(SHF_ARM_PURECODE); 555 break; 556 case ELF::EM_HEXAGON: 557 BCase(SHF_HEX_GPREL); 558 break; 559 case ELF::EM_MIPS: 560 BCase(SHF_MIPS_NODUPES); 561 BCase(SHF_MIPS_NAMES); 562 BCase(SHF_MIPS_LOCAL); 563 BCase(SHF_MIPS_NOSTRIP); 564 BCase(SHF_MIPS_GPREL); 565 BCase(SHF_MIPS_MERGE); 566 BCase(SHF_MIPS_ADDR); 567 BCase(SHF_MIPS_STRING); 568 break; 569 case ELF::EM_X86_64: 570 BCase(SHF_X86_64_LARGE); 571 break; 572 default: 573 // Nothing to do. 574 break; 575 } 576 #undef BCase 577 } 578 579 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration( 580 IO &IO, ELFYAML::ELF_SHN &Value) { 581 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 582 ECase(SHN_UNDEF); 583 ECase(SHN_LORESERVE); 584 ECase(SHN_LOPROC); 585 ECase(SHN_HIPROC); 586 ECase(SHN_LOOS); 587 ECase(SHN_HIOS); 588 ECase(SHN_ABS); 589 ECase(SHN_COMMON); 590 ECase(SHN_XINDEX); 591 ECase(SHN_HIRESERVE); 592 ECase(SHN_AMDGPU_LDS); 593 ECase(SHN_HEXAGON_SCOMMON); 594 ECase(SHN_HEXAGON_SCOMMON_1); 595 ECase(SHN_HEXAGON_SCOMMON_2); 596 ECase(SHN_HEXAGON_SCOMMON_4); 597 ECase(SHN_HEXAGON_SCOMMON_8); 598 #undef ECase 599 IO.enumFallback<Hex16>(Value); 600 } 601 602 void ScalarEnumerationTraits<ELFYAML::ELF_STB>::enumeration( 603 IO &IO, ELFYAML::ELF_STB &Value) { 604 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 605 ECase(STB_LOCAL); 606 ECase(STB_GLOBAL); 607 ECase(STB_WEAK); 608 ECase(STB_GNU_UNIQUE); 609 #undef ECase 610 IO.enumFallback<Hex8>(Value); 611 } 612 613 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration( 614 IO &IO, ELFYAML::ELF_STT &Value) { 615 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 616 ECase(STT_NOTYPE); 617 ECase(STT_OBJECT); 618 ECase(STT_FUNC); 619 ECase(STT_SECTION); 620 ECase(STT_FILE); 621 ECase(STT_COMMON); 622 ECase(STT_TLS); 623 ECase(STT_GNU_IFUNC); 624 #undef ECase 625 IO.enumFallback<Hex8>(Value); 626 } 627 628 629 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration( 630 IO &IO, ELFYAML::ELF_RSS &Value) { 631 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 632 ECase(RSS_UNDEF); 633 ECase(RSS_GP); 634 ECase(RSS_GP0); 635 ECase(RSS_LOC); 636 #undef ECase 637 } 638 639 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration( 640 IO &IO, ELFYAML::ELF_REL &Value) { 641 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 642 assert(Object && "The IO context is not initialized"); 643 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X); 644 switch (Object->getMachine()) { 645 case ELF::EM_X86_64: 646 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def" 647 break; 648 case ELF::EM_MIPS: 649 #include "llvm/BinaryFormat/ELFRelocs/Mips.def" 650 break; 651 case ELF::EM_HEXAGON: 652 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def" 653 break; 654 case ELF::EM_386: 655 case ELF::EM_IAMCU: 656 #include "llvm/BinaryFormat/ELFRelocs/i386.def" 657 break; 658 case ELF::EM_AARCH64: 659 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def" 660 break; 661 case ELF::EM_ARM: 662 #include "llvm/BinaryFormat/ELFRelocs/ARM.def" 663 break; 664 case ELF::EM_ARC: 665 #include "llvm/BinaryFormat/ELFRelocs/ARC.def" 666 break; 667 case ELF::EM_RISCV: 668 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def" 669 break; 670 case ELF::EM_LANAI: 671 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def" 672 break; 673 case ELF::EM_AMDGPU: 674 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def" 675 break; 676 case ELF::EM_BPF: 677 #include "llvm/BinaryFormat/ELFRelocs/BPF.def" 678 break; 679 case ELF::EM_VE: 680 #include "llvm/BinaryFormat/ELFRelocs/VE.def" 681 break; 682 case ELF::EM_CSKY: 683 #include "llvm/BinaryFormat/ELFRelocs/CSKY.def" 684 break; 685 case ELF::EM_PPC64: 686 #include "llvm/BinaryFormat/ELFRelocs/PowerPC64.def" 687 break; 688 default: 689 // Nothing to do. 690 break; 691 } 692 #undef ELF_RELOC 693 IO.enumFallback<Hex32>(Value); 694 } 695 696 void ScalarEnumerationTraits<ELFYAML::ELF_DYNTAG>::enumeration( 697 IO &IO, ELFYAML::ELF_DYNTAG &Value) { 698 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 699 assert(Object && "The IO context is not initialized"); 700 701 // Disable architecture specific tags by default. We might enable them below. 702 #define AARCH64_DYNAMIC_TAG(name, value) 703 #define MIPS_DYNAMIC_TAG(name, value) 704 #define HEXAGON_DYNAMIC_TAG(name, value) 705 #define PPC_DYNAMIC_TAG(name, value) 706 #define PPC64_DYNAMIC_TAG(name, value) 707 // Ignore marker tags such as DT_HIOS (maps to DT_VERNEEDNUM), etc. 708 #define DYNAMIC_TAG_MARKER(name, value) 709 710 #define STRINGIFY(X) (#X) 711 #define DYNAMIC_TAG(X, Y) IO.enumCase(Value, STRINGIFY(DT_##X), ELF::DT_##X); 712 switch (Object->getMachine()) { 713 case ELF::EM_AARCH64: 714 #undef AARCH64_DYNAMIC_TAG 715 #define AARCH64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 716 #include "llvm/BinaryFormat/DynamicTags.def" 717 #undef AARCH64_DYNAMIC_TAG 718 #define AARCH64_DYNAMIC_TAG(name, value) 719 break; 720 case ELF::EM_MIPS: 721 #undef MIPS_DYNAMIC_TAG 722 #define MIPS_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 723 #include "llvm/BinaryFormat/DynamicTags.def" 724 #undef MIPS_DYNAMIC_TAG 725 #define MIPS_DYNAMIC_TAG(name, value) 726 break; 727 case ELF::EM_HEXAGON: 728 #undef HEXAGON_DYNAMIC_TAG 729 #define HEXAGON_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 730 #include "llvm/BinaryFormat/DynamicTags.def" 731 #undef HEXAGON_DYNAMIC_TAG 732 #define HEXAGON_DYNAMIC_TAG(name, value) 733 break; 734 case ELF::EM_PPC: 735 #undef PPC_DYNAMIC_TAG 736 #define PPC_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 737 #include "llvm/BinaryFormat/DynamicTags.def" 738 #undef PPC_DYNAMIC_TAG 739 #define PPC_DYNAMIC_TAG(name, value) 740 break; 741 case ELF::EM_PPC64: 742 #undef PPC64_DYNAMIC_TAG 743 #define PPC64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 744 #include "llvm/BinaryFormat/DynamicTags.def" 745 #undef PPC64_DYNAMIC_TAG 746 #define PPC64_DYNAMIC_TAG(name, value) 747 break; 748 default: 749 #include "llvm/BinaryFormat/DynamicTags.def" 750 break; 751 } 752 #undef AARCH64_DYNAMIC_TAG 753 #undef MIPS_DYNAMIC_TAG 754 #undef HEXAGON_DYNAMIC_TAG 755 #undef PPC_DYNAMIC_TAG 756 #undef PPC64_DYNAMIC_TAG 757 #undef DYNAMIC_TAG_MARKER 758 #undef STRINGIFY 759 #undef DYNAMIC_TAG 760 761 IO.enumFallback<Hex64>(Value); 762 } 763 764 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration( 765 IO &IO, ELFYAML::MIPS_AFL_REG &Value) { 766 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 767 ECase(REG_NONE); 768 ECase(REG_32); 769 ECase(REG_64); 770 ECase(REG_128); 771 #undef ECase 772 } 773 774 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration( 775 IO &IO, ELFYAML::MIPS_ABI_FP &Value) { 776 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X) 777 ECase(FP_ANY); 778 ECase(FP_DOUBLE); 779 ECase(FP_SINGLE); 780 ECase(FP_SOFT); 781 ECase(FP_OLD_64); 782 ECase(FP_XX); 783 ECase(FP_64); 784 ECase(FP_64A); 785 #undef ECase 786 } 787 788 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration( 789 IO &IO, ELFYAML::MIPS_AFL_EXT &Value) { 790 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 791 ECase(EXT_NONE); 792 ECase(EXT_XLR); 793 ECase(EXT_OCTEON2); 794 ECase(EXT_OCTEONP); 795 ECase(EXT_LOONGSON_3A); 796 ECase(EXT_OCTEON); 797 ECase(EXT_5900); 798 ECase(EXT_4650); 799 ECase(EXT_4010); 800 ECase(EXT_4100); 801 ECase(EXT_3900); 802 ECase(EXT_10000); 803 ECase(EXT_SB1); 804 ECase(EXT_4111); 805 ECase(EXT_4120); 806 ECase(EXT_5400); 807 ECase(EXT_5500); 808 ECase(EXT_LOONGSON_2E); 809 ECase(EXT_LOONGSON_2F); 810 ECase(EXT_OCTEON3); 811 #undef ECase 812 } 813 814 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration( 815 IO &IO, ELFYAML::MIPS_ISA &Value) { 816 IO.enumCase(Value, "MIPS1", 1); 817 IO.enumCase(Value, "MIPS2", 2); 818 IO.enumCase(Value, "MIPS3", 3); 819 IO.enumCase(Value, "MIPS4", 4); 820 IO.enumCase(Value, "MIPS5", 5); 821 IO.enumCase(Value, "MIPS32", 32); 822 IO.enumCase(Value, "MIPS64", 64); 823 IO.enumFallback<Hex32>(Value); 824 } 825 826 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset( 827 IO &IO, ELFYAML::MIPS_AFL_ASE &Value) { 828 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X) 829 BCase(DSP); 830 BCase(DSPR2); 831 BCase(EVA); 832 BCase(MCU); 833 BCase(MDMX); 834 BCase(MIPS3D); 835 BCase(MT); 836 BCase(SMARTMIPS); 837 BCase(VIRT); 838 BCase(MSA); 839 BCase(MIPS16); 840 BCase(MICROMIPS); 841 BCase(XPA); 842 BCase(CRC); 843 BCase(GINV); 844 #undef BCase 845 } 846 847 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset( 848 IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) { 849 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X) 850 BCase(ODDSPREG); 851 #undef BCase 852 } 853 854 void MappingTraits<ELFYAML::SectionHeader>::mapping( 855 IO &IO, ELFYAML::SectionHeader &SHdr) { 856 IO.mapRequired("Name", SHdr.Name); 857 } 858 859 void MappingTraits<ELFYAML::SectionHeaderTable>::mapping( 860 IO &IO, ELFYAML::SectionHeaderTable &SectionHeader) { 861 IO.mapOptional("Sections", SectionHeader.Sections); 862 IO.mapOptional("Excluded", SectionHeader.Excluded); 863 IO.mapOptional("NoHeaders", SectionHeader.NoHeaders); 864 } 865 866 StringRef MappingTraits<ELFYAML::SectionHeaderTable>::validate( 867 IO &IO, ELFYAML::SectionHeaderTable &SecHdrTable) { 868 if (SecHdrTable.NoHeaders && (SecHdrTable.Sections || SecHdrTable.Excluded)) 869 return "NoHeaders can't be used together with Sections/Excluded"; 870 if (!SecHdrTable.NoHeaders && !SecHdrTable.Sections && !SecHdrTable.Excluded) 871 return "SectionHeaderTable can't be empty. Use 'NoHeaders' key to drop the " 872 "section header table"; 873 return StringRef(); 874 } 875 876 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO, 877 ELFYAML::FileHeader &FileHdr) { 878 IO.mapRequired("Class", FileHdr.Class); 879 IO.mapRequired("Data", FileHdr.Data); 880 IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0)); 881 IO.mapOptional("ABIVersion", FileHdr.ABIVersion, Hex8(0)); 882 IO.mapRequired("Type", FileHdr.Type); 883 IO.mapOptional("Machine", FileHdr.Machine); 884 IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0)); 885 IO.mapOptional("Entry", FileHdr.Entry, Hex64(0)); 886 887 // obj2yaml does not dump these fields. 888 assert(!IO.outputting() || 889 (!FileHdr.EPhOff && !FileHdr.EPhEntSize && !FileHdr.EPhNum)); 890 IO.mapOptional("EPhOff", FileHdr.EPhOff); 891 IO.mapOptional("EPhEntSize", FileHdr.EPhEntSize); 892 IO.mapOptional("EPhNum", FileHdr.EPhNum); 893 IO.mapOptional("EShEntSize", FileHdr.EShEntSize); 894 IO.mapOptional("EShOff", FileHdr.EShOff); 895 IO.mapOptional("EShNum", FileHdr.EShNum); 896 IO.mapOptional("EShStrNdx", FileHdr.EShStrNdx); 897 } 898 899 void MappingTraits<ELFYAML::ProgramHeader>::mapping( 900 IO &IO, ELFYAML::ProgramHeader &Phdr) { 901 IO.mapRequired("Type", Phdr.Type); 902 IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0)); 903 IO.mapOptional("Sections", Phdr.Sections); 904 IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0)); 905 IO.mapOptional("PAddr", Phdr.PAddr, Phdr.VAddr); 906 IO.mapOptional("Align", Phdr.Align); 907 IO.mapOptional("FileSize", Phdr.FileSize); 908 IO.mapOptional("MemSize", Phdr.MemSize); 909 IO.mapOptional("Offset", Phdr.Offset); 910 } 911 912 LLVM_YAML_STRONG_TYPEDEF(StringRef, StOtherPiece) 913 914 template <> struct ScalarTraits<StOtherPiece> { 915 static void output(const StOtherPiece &Val, void *, raw_ostream &Out) { 916 Out << Val; 917 } 918 static StringRef input(StringRef Scalar, void *, StOtherPiece &Val) { 919 Val = Scalar; 920 return {}; 921 } 922 static QuotingType mustQuote(StringRef) { return QuotingType::None; } 923 }; 924 template <> struct SequenceElementTraits<StOtherPiece> { 925 static const bool flow = true; 926 }; 927 928 template <> struct ScalarTraits<ELFYAML::YAMLFlowString> { 929 static void output(const ELFYAML::YAMLFlowString &Val, void *, 930 raw_ostream &Out) { 931 Out << Val; 932 } 933 static StringRef input(StringRef Scalar, void *, 934 ELFYAML::YAMLFlowString &Val) { 935 Val = Scalar; 936 return {}; 937 } 938 static QuotingType mustQuote(StringRef S) { 939 return ScalarTraits<StringRef>::mustQuote(S); 940 } 941 }; 942 template <> struct SequenceElementTraits<ELFYAML::YAMLFlowString> { 943 static const bool flow = true; 944 }; 945 946 namespace { 947 948 struct NormalizedOther { 949 NormalizedOther(IO &IO) : YamlIO(IO) {} 950 NormalizedOther(IO &IO, Optional<uint8_t> Original) : YamlIO(IO) { 951 assert(Original && "This constructor is only used for outputting YAML and " 952 "assumes a non-empty Original"); 953 std::vector<StOtherPiece> Ret; 954 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 955 for (std::pair<StringRef, uint8_t> &P : 956 getFlags(Object->getMachine()).takeVector()) { 957 uint8_t FlagValue = P.second; 958 if ((*Original & FlagValue) != FlagValue) 959 continue; 960 *Original &= ~FlagValue; 961 Ret.push_back({P.first}); 962 } 963 964 if (*Original != 0) { 965 UnknownFlagsHolder = std::to_string(*Original); 966 Ret.push_back({UnknownFlagsHolder}); 967 } 968 969 if (!Ret.empty()) 970 Other = std::move(Ret); 971 } 972 973 uint8_t toValue(StringRef Name) { 974 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 975 MapVector<StringRef, uint8_t> Flags = getFlags(Object->getMachine()); 976 977 auto It = Flags.find(Name); 978 if (It != Flags.end()) 979 return It->second; 980 981 uint8_t Val; 982 if (to_integer(Name, Val)) 983 return Val; 984 985 YamlIO.setError("an unknown value is used for symbol's 'Other' field: " + 986 Name); 987 return 0; 988 } 989 990 Optional<uint8_t> denormalize(IO &) { 991 if (!Other) 992 return None; 993 uint8_t Ret = 0; 994 for (StOtherPiece &Val : *Other) 995 Ret |= toValue(Val); 996 return Ret; 997 } 998 999 // st_other field is used to encode symbol visibility and platform-dependent 1000 // flags and values. This method returns a name to value map that is used for 1001 // parsing and encoding this field. 1002 MapVector<StringRef, uint8_t> getFlags(unsigned EMachine) { 1003 MapVector<StringRef, uint8_t> Map; 1004 // STV_* values are just enumeration values. We add them in a reversed order 1005 // because when we convert the st_other to named constants when printing 1006 // YAML we want to use a maximum number of bits on each step: 1007 // when we have st_other == 3, we want to print it as STV_PROTECTED (3), but 1008 // not as STV_HIDDEN (2) + STV_INTERNAL (1). 1009 Map["STV_PROTECTED"] = ELF::STV_PROTECTED; 1010 Map["STV_HIDDEN"] = ELF::STV_HIDDEN; 1011 Map["STV_INTERNAL"] = ELF::STV_INTERNAL; 1012 // STV_DEFAULT is used to represent the default visibility and has a value 1013 // 0. We want to be able to read it from YAML documents, but there is no 1014 // reason to print it. 1015 if (!YamlIO.outputting()) 1016 Map["STV_DEFAULT"] = ELF::STV_DEFAULT; 1017 1018 // MIPS is not consistent. All of the STO_MIPS_* values are bit flags, 1019 // except STO_MIPS_MIPS16 which overlaps them. It should be checked and 1020 // consumed first when we print the output, because we do not want to print 1021 // any other flags that have the same bits instead. 1022 if (EMachine == ELF::EM_MIPS) { 1023 Map["STO_MIPS_MIPS16"] = ELF::STO_MIPS_MIPS16; 1024 Map["STO_MIPS_MICROMIPS"] = ELF::STO_MIPS_MICROMIPS; 1025 Map["STO_MIPS_PIC"] = ELF::STO_MIPS_PIC; 1026 Map["STO_MIPS_PLT"] = ELF::STO_MIPS_PLT; 1027 Map["STO_MIPS_OPTIONAL"] = ELF::STO_MIPS_OPTIONAL; 1028 } 1029 return Map; 1030 } 1031 1032 IO &YamlIO; 1033 Optional<std::vector<StOtherPiece>> Other; 1034 std::string UnknownFlagsHolder; 1035 }; 1036 1037 } // end anonymous namespace 1038 1039 void ScalarTraits<ELFYAML::YAMLIntUInt>::output(const ELFYAML::YAMLIntUInt &Val, 1040 void *Ctx, raw_ostream &Out) { 1041 Out << Val; 1042 } 1043 1044 StringRef ScalarTraits<ELFYAML::YAMLIntUInt>::input(StringRef Scalar, void *Ctx, 1045 ELFYAML::YAMLIntUInt &Val) { 1046 const bool Is64 = static_cast<ELFYAML::Object *>(Ctx)->Header.Class == 1047 ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64); 1048 StringRef ErrMsg = "invalid number"; 1049 // We do not accept negative hex numbers because their meaning is ambiguous. 1050 // For example, would -0xfffffffff mean 1 or INT32_MIN? 1051 if (Scalar.empty() || Scalar.startswith("-0x")) 1052 return ErrMsg; 1053 1054 if (Scalar.startswith("-")) { 1055 const int64_t MinVal = Is64 ? INT64_MIN : INT32_MIN; 1056 long long Int; 1057 if (getAsSignedInteger(Scalar, /*Radix=*/0, Int) || (Int < MinVal)) 1058 return ErrMsg; 1059 Val = Int; 1060 return ""; 1061 } 1062 1063 const uint64_t MaxVal = Is64 ? UINT64_MAX : UINT32_MAX; 1064 unsigned long long UInt; 1065 if (getAsUnsignedInteger(Scalar, /*Radix=*/0, UInt) || (UInt > MaxVal)) 1066 return ErrMsg; 1067 Val = UInt; 1068 return ""; 1069 } 1070 1071 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) { 1072 IO.mapOptional("Name", Symbol.Name, StringRef()); 1073 IO.mapOptional("StName", Symbol.StName); 1074 IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0)); 1075 IO.mapOptional("Section", Symbol.Section, StringRef()); 1076 IO.mapOptional("Index", Symbol.Index); 1077 IO.mapOptional("Binding", Symbol.Binding, ELFYAML::ELF_STB(0)); 1078 IO.mapOptional("Value", Symbol.Value, Hex64(0)); 1079 IO.mapOptional("Size", Symbol.Size, Hex64(0)); 1080 1081 // Symbol's Other field is a bit special. It is usually a field that 1082 // represents st_other and holds the symbol visibility. However, on some 1083 // platforms, it can contain bit fields and regular values, or even sometimes a 1084 // crazy mix of them (see comments for NormalizedOther). Because of this, we 1085 // need special handling. 1086 MappingNormalization<NormalizedOther, Optional<uint8_t>> Keys(IO, 1087 Symbol.Other); 1088 IO.mapOptional("Other", Keys->Other); 1089 } 1090 1091 StringRef MappingTraits<ELFYAML::Symbol>::validate(IO &IO, 1092 ELFYAML::Symbol &Symbol) { 1093 if (Symbol.Index && Symbol.Section.data()) 1094 return "Index and Section cannot both be specified for Symbol"; 1095 return StringRef(); 1096 } 1097 1098 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) { 1099 IO.mapOptional("Name", Section.Name, StringRef()); 1100 IO.mapRequired("Type", Section.Type); 1101 IO.mapOptional("Flags", Section.Flags); 1102 IO.mapOptional("Address", Section.Address); 1103 IO.mapOptional("Link", Section.Link, StringRef()); 1104 IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0)); 1105 IO.mapOptional("EntSize", Section.EntSize); 1106 IO.mapOptional("Offset", Section.Offset); 1107 1108 // obj2yaml does not dump these fields. They are expected to be empty when we 1109 // are producing YAML, because yaml2obj sets appropriate values for them 1110 // automatically when they are not explicitly defined. 1111 assert(!IO.outputting() || 1112 (!Section.ShOffset.hasValue() && !Section.ShSize.hasValue() && 1113 !Section.ShName.hasValue() && !Section.ShFlags.hasValue() && 1114 !Section.ShType.hasValue())); 1115 IO.mapOptional("ShName", Section.ShName); 1116 IO.mapOptional("ShOffset", Section.ShOffset); 1117 IO.mapOptional("ShSize", Section.ShSize); 1118 IO.mapOptional("ShFlags", Section.ShFlags); 1119 IO.mapOptional("ShType", Section.ShType); 1120 } 1121 1122 static void sectionMapping(IO &IO, ELFYAML::DynamicSection &Section) { 1123 commonSectionMapping(IO, Section); 1124 IO.mapOptional("Entries", Section.Entries); 1125 IO.mapOptional("Content", Section.Content); 1126 } 1127 1128 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) { 1129 commonSectionMapping(IO, Section); 1130 IO.mapOptional("Content", Section.Content); 1131 1132 // We also support reading a content as array of bytes using the ContentArray 1133 // key. obj2yaml never prints this field. 1134 assert(!IO.outputting() || !Section.ContentBuf.hasValue()); 1135 IO.mapOptional("ContentArray", Section.ContentBuf); 1136 if (Section.ContentBuf) { 1137 if (Section.Content) 1138 IO.setError("Content and ContentArray can't be used together"); 1139 Section.Content = yaml::BinaryRef(*Section.ContentBuf); 1140 } 1141 1142 IO.mapOptional("Size", Section.Size); 1143 IO.mapOptional("Info", Section.Info); 1144 } 1145 1146 static void sectionMapping(IO &IO, ELFYAML::StackSizesSection &Section) { 1147 commonSectionMapping(IO, Section); 1148 IO.mapOptional("Content", Section.Content); 1149 IO.mapOptional("Size", Section.Size); 1150 IO.mapOptional("Entries", Section.Entries); 1151 } 1152 1153 static void sectionMapping(IO &IO, ELFYAML::HashSection &Section) { 1154 commonSectionMapping(IO, Section); 1155 IO.mapOptional("Content", Section.Content); 1156 IO.mapOptional("Bucket", Section.Bucket); 1157 IO.mapOptional("Chain", Section.Chain); 1158 IO.mapOptional("Size", Section.Size); 1159 1160 // obj2yaml does not dump these fields. They can be used to override nchain 1161 // and nbucket values for creating broken sections. 1162 assert(!IO.outputting() || 1163 (!Section.NBucket.hasValue() && !Section.NChain.hasValue())); 1164 IO.mapOptional("NChain", Section.NChain); 1165 IO.mapOptional("NBucket", Section.NBucket); 1166 } 1167 1168 static void sectionMapping(IO &IO, ELFYAML::NoteSection &Section) { 1169 commonSectionMapping(IO, Section); 1170 IO.mapOptional("Content", Section.Content); 1171 IO.mapOptional("Size", Section.Size); 1172 IO.mapOptional("Notes", Section.Notes); 1173 } 1174 1175 1176 static void sectionMapping(IO &IO, ELFYAML::GnuHashSection &Section) { 1177 commonSectionMapping(IO, Section); 1178 IO.mapOptional("Content", Section.Content); 1179 IO.mapOptional("Header", Section.Header); 1180 IO.mapOptional("BloomFilter", Section.BloomFilter); 1181 IO.mapOptional("HashBuckets", Section.HashBuckets); 1182 IO.mapOptional("HashValues", Section.HashValues); 1183 } 1184 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) { 1185 commonSectionMapping(IO, Section); 1186 IO.mapOptional("Size", Section.Size, Hex64(0)); 1187 } 1188 1189 static void sectionMapping(IO &IO, ELFYAML::VerdefSection &Section) { 1190 commonSectionMapping(IO, Section); 1191 IO.mapRequired("Info", Section.Info); 1192 IO.mapOptional("Entries", Section.Entries); 1193 IO.mapOptional("Content", Section.Content); 1194 } 1195 1196 static void sectionMapping(IO &IO, ELFYAML::SymverSection &Section) { 1197 commonSectionMapping(IO, Section); 1198 IO.mapRequired("Entries", Section.Entries); 1199 } 1200 1201 static void sectionMapping(IO &IO, ELFYAML::VerneedSection &Section) { 1202 commonSectionMapping(IO, Section); 1203 IO.mapRequired("Info", Section.Info); 1204 IO.mapOptional("Dependencies", Section.VerneedV); 1205 IO.mapOptional("Content", Section.Content); 1206 } 1207 1208 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) { 1209 commonSectionMapping(IO, Section); 1210 IO.mapOptional("Info", Section.RelocatableSec, StringRef()); 1211 IO.mapOptional("Relocations", Section.Relocations); 1212 } 1213 1214 static void sectionMapping(IO &IO, ELFYAML::RelrSection &Section) { 1215 commonSectionMapping(IO, Section); 1216 IO.mapOptional("Entries", Section.Entries); 1217 IO.mapOptional("Content", Section.Content); 1218 } 1219 1220 static void groupSectionMapping(IO &IO, ELFYAML::GroupSection &Group) { 1221 commonSectionMapping(IO, Group); 1222 IO.mapOptional("Info", Group.Signature); 1223 IO.mapRequired("Members", Group.Members); 1224 } 1225 1226 static void sectionMapping(IO &IO, ELFYAML::SymtabShndxSection &Section) { 1227 commonSectionMapping(IO, Section); 1228 IO.mapRequired("Entries", Section.Entries); 1229 } 1230 1231 static void sectionMapping(IO &IO, ELFYAML::AddrsigSection &Section) { 1232 commonSectionMapping(IO, Section); 1233 IO.mapOptional("Content", Section.Content); 1234 IO.mapOptional("Size", Section.Size); 1235 IO.mapOptional("Symbols", Section.Symbols); 1236 } 1237 1238 static void fillMapping(IO &IO, ELFYAML::Fill &Fill) { 1239 IO.mapOptional("Name", Fill.Name, StringRef()); 1240 IO.mapOptional("Pattern", Fill.Pattern); 1241 IO.mapOptional("Offset", Fill.Offset); 1242 IO.mapRequired("Size", Fill.Size); 1243 } 1244 1245 static void sectionMapping(IO &IO, ELFYAML::LinkerOptionsSection &Section) { 1246 commonSectionMapping(IO, Section); 1247 IO.mapOptional("Options", Section.Options); 1248 IO.mapOptional("Content", Section.Content); 1249 } 1250 1251 static void sectionMapping(IO &IO, 1252 ELFYAML::DependentLibrariesSection &Section) { 1253 commonSectionMapping(IO, Section); 1254 IO.mapOptional("Libraries", Section.Libs); 1255 IO.mapOptional("Content", Section.Content); 1256 } 1257 1258 static void sectionMapping(IO &IO, ELFYAML::CallGraphProfileSection &Section) { 1259 commonSectionMapping(IO, Section); 1260 IO.mapOptional("Entries", Section.Entries); 1261 IO.mapOptional("Content", Section.Content); 1262 } 1263 1264 void MappingTraits<ELFYAML::SectionOrType>::mapping( 1265 IO &IO, ELFYAML::SectionOrType §ionOrType) { 1266 IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType); 1267 } 1268 1269 void MappingTraits<ELFYAML::SectionName>::mapping( 1270 IO &IO, ELFYAML::SectionName §ionName) { 1271 IO.mapRequired("Section", sectionName.Section); 1272 } 1273 1274 static void sectionMapping(IO &IO, ELFYAML::ARMIndexTableSection &Section) { 1275 commonSectionMapping(IO, Section); 1276 IO.mapOptional("Content", Section.Content); 1277 IO.mapOptional("Size", Section.Size); 1278 IO.mapOptional("Entries", Section.Entries); 1279 } 1280 1281 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) { 1282 commonSectionMapping(IO, Section); 1283 IO.mapOptional("Version", Section.Version, Hex16(0)); 1284 IO.mapRequired("ISA", Section.ISALevel); 1285 IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0)); 1286 IO.mapOptional("ISAExtension", Section.ISAExtension, 1287 ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE)); 1288 IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0)); 1289 IO.mapOptional("FpABI", Section.FpABI, 1290 ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY)); 1291 IO.mapOptional("GPRSize", Section.GPRSize, 1292 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1293 IO.mapOptional("CPR1Size", Section.CPR1Size, 1294 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1295 IO.mapOptional("CPR2Size", Section.CPR2Size, 1296 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1297 IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0)); 1298 IO.mapOptional("Flags2", Section.Flags2, Hex32(0)); 1299 } 1300 1301 static StringRef getStringValue(IO &IO, const char *Key) { 1302 StringRef Val; 1303 IO.mapRequired(Key, Val); 1304 return Val; 1305 } 1306 1307 void MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::mapping( 1308 IO &IO, std::unique_ptr<ELFYAML::Chunk> &Section) { 1309 ELFYAML::ELF_SHT Type; 1310 if (IO.outputting()) { 1311 Type = cast<ELFYAML::Section>(Section.get())->Type; 1312 } else { 1313 // When the Type string does not have a "SHT_" prefix, we know it is not a 1314 // description of a regular ELF output section. Currently, we have one 1315 // special type named "Fill". See comments for Fill. 1316 if (getStringValue(IO, "Type") == "Fill") { 1317 Section.reset(new ELFYAML::Fill()); 1318 fillMapping(IO, *cast<ELFYAML::Fill>(Section.get())); 1319 return; 1320 } 1321 1322 IO.mapRequired("Type", Type); 1323 } 1324 1325 const auto &Obj = *static_cast<ELFYAML::Object *>(IO.getContext()); 1326 if (Obj.getMachine() == ELF::EM_MIPS && Type == ELF::SHT_MIPS_ABIFLAGS) { 1327 if (!IO.outputting()) 1328 Section.reset(new ELFYAML::MipsABIFlags()); 1329 sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get())); 1330 return; 1331 } 1332 1333 if (Obj.getMachine() == ELF::EM_ARM && Type == ELF::SHT_ARM_EXIDX) { 1334 if (!IO.outputting()) 1335 Section.reset(new ELFYAML::ARMIndexTableSection()); 1336 sectionMapping(IO, *cast<ELFYAML::ARMIndexTableSection>(Section.get())); 1337 return; 1338 } 1339 1340 switch (Type) { 1341 case ELF::SHT_DYNAMIC: 1342 if (!IO.outputting()) 1343 Section.reset(new ELFYAML::DynamicSection()); 1344 sectionMapping(IO, *cast<ELFYAML::DynamicSection>(Section.get())); 1345 break; 1346 case ELF::SHT_REL: 1347 case ELF::SHT_RELA: 1348 if (!IO.outputting()) 1349 Section.reset(new ELFYAML::RelocationSection()); 1350 sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get())); 1351 break; 1352 case ELF::SHT_RELR: 1353 if (!IO.outputting()) 1354 Section.reset(new ELFYAML::RelrSection()); 1355 sectionMapping(IO, *cast<ELFYAML::RelrSection>(Section.get())); 1356 break; 1357 case ELF::SHT_GROUP: 1358 if (!IO.outputting()) 1359 Section.reset(new ELFYAML::GroupSection()); 1360 groupSectionMapping(IO, *cast<ELFYAML::GroupSection>(Section.get())); 1361 break; 1362 case ELF::SHT_NOBITS: 1363 if (!IO.outputting()) 1364 Section.reset(new ELFYAML::NoBitsSection()); 1365 sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get())); 1366 break; 1367 case ELF::SHT_HASH: 1368 if (!IO.outputting()) 1369 Section.reset(new ELFYAML::HashSection()); 1370 sectionMapping(IO, *cast<ELFYAML::HashSection>(Section.get())); 1371 break; 1372 case ELF::SHT_NOTE: 1373 if (!IO.outputting()) 1374 Section.reset(new ELFYAML::NoteSection()); 1375 sectionMapping(IO, *cast<ELFYAML::NoteSection>(Section.get())); 1376 break; 1377 case ELF::SHT_GNU_HASH: 1378 if (!IO.outputting()) 1379 Section.reset(new ELFYAML::GnuHashSection()); 1380 sectionMapping(IO, *cast<ELFYAML::GnuHashSection>(Section.get())); 1381 break; 1382 case ELF::SHT_GNU_verdef: 1383 if (!IO.outputting()) 1384 Section.reset(new ELFYAML::VerdefSection()); 1385 sectionMapping(IO, *cast<ELFYAML::VerdefSection>(Section.get())); 1386 break; 1387 case ELF::SHT_GNU_versym: 1388 if (!IO.outputting()) 1389 Section.reset(new ELFYAML::SymverSection()); 1390 sectionMapping(IO, *cast<ELFYAML::SymverSection>(Section.get())); 1391 break; 1392 case ELF::SHT_GNU_verneed: 1393 if (!IO.outputting()) 1394 Section.reset(new ELFYAML::VerneedSection()); 1395 sectionMapping(IO, *cast<ELFYAML::VerneedSection>(Section.get())); 1396 break; 1397 case ELF::SHT_SYMTAB_SHNDX: 1398 if (!IO.outputting()) 1399 Section.reset(new ELFYAML::SymtabShndxSection()); 1400 sectionMapping(IO, *cast<ELFYAML::SymtabShndxSection>(Section.get())); 1401 break; 1402 case ELF::SHT_LLVM_ADDRSIG: 1403 if (!IO.outputting()) 1404 Section.reset(new ELFYAML::AddrsigSection()); 1405 sectionMapping(IO, *cast<ELFYAML::AddrsigSection>(Section.get())); 1406 break; 1407 case ELF::SHT_LLVM_LINKER_OPTIONS: 1408 if (!IO.outputting()) 1409 Section.reset(new ELFYAML::LinkerOptionsSection()); 1410 sectionMapping(IO, *cast<ELFYAML::LinkerOptionsSection>(Section.get())); 1411 break; 1412 case ELF::SHT_LLVM_DEPENDENT_LIBRARIES: 1413 if (!IO.outputting()) 1414 Section.reset(new ELFYAML::DependentLibrariesSection()); 1415 sectionMapping(IO, 1416 *cast<ELFYAML::DependentLibrariesSection>(Section.get())); 1417 break; 1418 case ELF::SHT_LLVM_CALL_GRAPH_PROFILE: 1419 if (!IO.outputting()) 1420 Section.reset(new ELFYAML::CallGraphProfileSection()); 1421 sectionMapping(IO, *cast<ELFYAML::CallGraphProfileSection>(Section.get())); 1422 break; 1423 default: 1424 if (!IO.outputting()) { 1425 StringRef Name; 1426 IO.mapOptional("Name", Name, StringRef()); 1427 Name = ELFYAML::dropUniqueSuffix(Name); 1428 1429 if (ELFYAML::StackSizesSection::nameMatches(Name)) 1430 Section = std::make_unique<ELFYAML::StackSizesSection>(); 1431 else 1432 Section = std::make_unique<ELFYAML::RawContentSection>(); 1433 } 1434 1435 if (auto S = dyn_cast<ELFYAML::RawContentSection>(Section.get())) 1436 sectionMapping(IO, *S); 1437 else 1438 sectionMapping(IO, *cast<ELFYAML::StackSizesSection>(Section.get())); 1439 } 1440 } 1441 1442 StringRef MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::validate( 1443 IO &io, std::unique_ptr<ELFYAML::Chunk> &C) { 1444 if (const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(C.get())) { 1445 if (RawSection->Size && RawSection->Content && 1446 (uint64_t)(*RawSection->Size) < RawSection->Content->binary_size()) 1447 return "Section size must be greater than or equal to the content size"; 1448 if (RawSection->Flags && RawSection->ShFlags) 1449 return "ShFlags and Flags cannot be used together"; 1450 return {}; 1451 } 1452 1453 if (const auto *SS = dyn_cast<ELFYAML::StackSizesSection>(C.get())) { 1454 if (!SS->Entries && !SS->Content && !SS->Size) 1455 return ".stack_sizes: one of Content, Entries and Size must be specified"; 1456 1457 if (SS->Size && SS->Content && 1458 (uint64_t)(*SS->Size) < SS->Content->binary_size()) 1459 return ".stack_sizes: Size must be greater than or equal to the content " 1460 "size"; 1461 1462 // We accept Content, Size or both together when there are no Entries. 1463 if (!SS->Entries) 1464 return {}; 1465 1466 if (SS->Size) 1467 return ".stack_sizes: Size and Entries cannot be used together"; 1468 if (SS->Content) 1469 return ".stack_sizes: Content and Entries cannot be used together"; 1470 return {}; 1471 } 1472 1473 if (const auto *HS = dyn_cast<ELFYAML::HashSection>(C.get())) { 1474 if (!HS->Content && !HS->Bucket && !HS->Chain && !HS->Size) 1475 return "one of \"Content\", \"Size\", \"Bucket\" or \"Chain\" must be " 1476 "specified"; 1477 1478 if (HS->Content || HS->Size) { 1479 if (HS->Size && HS->Content && 1480 (uint64_t)*HS->Size < HS->Content->binary_size()) 1481 return "\"Size\" must be greater than or equal to the content " 1482 "size"; 1483 1484 if (HS->Bucket) 1485 return "\"Bucket\" cannot be used with \"Content\" or \"Size\""; 1486 if (HS->Chain) 1487 return "\"Chain\" cannot be used with \"Content\" or \"Size\""; 1488 return {}; 1489 } 1490 1491 if ((HS->Bucket && !HS->Chain) || (!HS->Bucket && HS->Chain)) 1492 return "\"Bucket\" and \"Chain\" must be used together"; 1493 return {}; 1494 } 1495 1496 if (const auto *Sec = dyn_cast<ELFYAML::AddrsigSection>(C.get())) { 1497 if (!Sec->Symbols && !Sec->Content && !Sec->Size) 1498 return "one of \"Content\", \"Size\" or \"Symbols\" must be specified"; 1499 1500 if (Sec->Content || Sec->Size) { 1501 if (Sec->Size && Sec->Content && 1502 (uint64_t)*Sec->Size < Sec->Content->binary_size()) 1503 return "\"Size\" must be greater than or equal to the content " 1504 "size"; 1505 1506 if (Sec->Symbols) 1507 return "\"Symbols\" cannot be used with \"Content\" or \"Size\""; 1508 return {}; 1509 } 1510 1511 if (!Sec->Symbols) 1512 return {}; 1513 return {}; 1514 } 1515 1516 if (const auto *NS = dyn_cast<ELFYAML::NoteSection>(C.get())) { 1517 if (!NS->Content && !NS->Size && !NS->Notes) 1518 return "one of \"Content\", \"Size\" or \"Notes\" must be " 1519 "specified"; 1520 1521 if (!NS->Content && !NS->Size) 1522 return {}; 1523 1524 if (NS->Size && NS->Content && 1525 (uint64_t)*NS->Size < NS->Content->binary_size()) 1526 return "\"Size\" must be greater than or equal to the content " 1527 "size"; 1528 1529 if (NS->Notes) 1530 return "\"Notes\" cannot be used with \"Content\" or \"Size\""; 1531 return {}; 1532 } 1533 1534 if (const auto *Sec = dyn_cast<ELFYAML::GnuHashSection>(C.get())) { 1535 if (!Sec->Content && !Sec->Header && !Sec->BloomFilter && 1536 !Sec->HashBuckets && !Sec->HashValues) 1537 return "either \"Content\" or \"Header\", \"BloomFilter\", " 1538 "\"HashBuckets\" and \"HashBuckets\" must be specified"; 1539 1540 if (Sec->Header || Sec->BloomFilter || Sec->HashBuckets || 1541 Sec->HashValues) { 1542 if (!Sec->Header || !Sec->BloomFilter || !Sec->HashBuckets || 1543 !Sec->HashValues) 1544 return "\"Header\", \"BloomFilter\", " 1545 "\"HashBuckets\" and \"HashValues\" must be used together"; 1546 if (Sec->Content) 1547 return "\"Header\", \"BloomFilter\", " 1548 "\"HashBuckets\" and \"HashValues\" can't be used together with " 1549 "\"Content\""; 1550 return {}; 1551 } 1552 1553 // Only Content is specified. 1554 return {}; 1555 } 1556 1557 if (const auto *Sec = dyn_cast<ELFYAML::LinkerOptionsSection>(C.get())) { 1558 if (Sec->Options && Sec->Content) 1559 return "\"Options\" and \"Content\" can't be used together"; 1560 return {}; 1561 } 1562 1563 if (const auto *Sec = dyn_cast<ELFYAML::DependentLibrariesSection>(C.get())) { 1564 if (Sec->Libs && Sec->Content) 1565 return "SHT_LLVM_DEPENDENT_LIBRARIES: \"Libraries\" and \"Content\" " 1566 "can't " 1567 "be used together"; 1568 return {}; 1569 } 1570 1571 if (const auto *F = dyn_cast<ELFYAML::Fill>(C.get())) { 1572 if (!F->Pattern) 1573 return {}; 1574 if (F->Pattern->binary_size() != 0 && !F->Size) 1575 return "\"Size\" can't be 0 when \"Pattern\" is not empty"; 1576 return {}; 1577 } 1578 1579 if (const auto *VD = dyn_cast<ELFYAML::VerdefSection>(C.get())) { 1580 if (VD->Entries && VD->Content) 1581 return "SHT_GNU_verdef: \"Entries\" and \"Content\" can't be used " 1582 "together"; 1583 return {}; 1584 } 1585 1586 if (const auto *VD = dyn_cast<ELFYAML::VerneedSection>(C.get())) { 1587 if (VD->VerneedV && VD->Content) 1588 return "SHT_GNU_verneed: \"Dependencies\" and \"Content\" can't be used " 1589 "together"; 1590 return {}; 1591 } 1592 1593 if (const auto *RS = dyn_cast<ELFYAML::RelrSection>(C.get())) { 1594 if (RS->Entries && RS->Content) 1595 return "\"Entries\" and \"Content\" can't be used together"; 1596 return {}; 1597 } 1598 1599 if (const auto *CGP = dyn_cast<ELFYAML::CallGraphProfileSection>(C.get())) { 1600 if (CGP->Entries && CGP->Content) 1601 return "\"Entries\" and \"Content\" can't be used together"; 1602 return {}; 1603 } 1604 1605 if (const auto *IT = dyn_cast<ELFYAML::ARMIndexTableSection>(C.get())) { 1606 if (IT->Content || IT->Size) { 1607 if (IT->Size && IT->Content && 1608 (uint64_t)*IT->Size < IT->Content->binary_size()) 1609 return "\"Size\" must be greater than or equal to the content " 1610 "size"; 1611 1612 if (IT->Entries) 1613 return "\"Entries\" cannot be used with \"Content\" or \"Size\""; 1614 return {}; 1615 } 1616 1617 return {}; 1618 } 1619 1620 return {}; 1621 } 1622 1623 namespace { 1624 1625 struct NormalizedMips64RelType { 1626 NormalizedMips64RelType(IO &) 1627 : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1628 Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1629 Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1630 SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {} 1631 NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original) 1632 : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF), 1633 Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {} 1634 1635 ELFYAML::ELF_REL denormalize(IO &) { 1636 ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24; 1637 return Res; 1638 } 1639 1640 ELFYAML::ELF_REL Type; 1641 ELFYAML::ELF_REL Type2; 1642 ELFYAML::ELF_REL Type3; 1643 ELFYAML::ELF_RSS SpecSym; 1644 }; 1645 1646 } // end anonymous namespace 1647 1648 void MappingTraits<ELFYAML::StackSizeEntry>::mapping( 1649 IO &IO, ELFYAML::StackSizeEntry &E) { 1650 assert(IO.getContext() && "The IO context is not initialized"); 1651 IO.mapOptional("Address", E.Address, Hex64(0)); 1652 IO.mapRequired("Size", E.Size); 1653 } 1654 1655 void MappingTraits<ELFYAML::GnuHashHeader>::mapping(IO &IO, 1656 ELFYAML::GnuHashHeader &E) { 1657 assert(IO.getContext() && "The IO context is not initialized"); 1658 IO.mapOptional("NBuckets", E.NBuckets); 1659 IO.mapRequired("SymNdx", E.SymNdx); 1660 IO.mapOptional("MaskWords", E.MaskWords); 1661 IO.mapRequired("Shift2", E.Shift2); 1662 } 1663 1664 void MappingTraits<ELFYAML::DynamicEntry>::mapping(IO &IO, 1665 ELFYAML::DynamicEntry &Rel) { 1666 assert(IO.getContext() && "The IO context is not initialized"); 1667 1668 IO.mapRequired("Tag", Rel.Tag); 1669 IO.mapRequired("Value", Rel.Val); 1670 } 1671 1672 void MappingTraits<ELFYAML::NoteEntry>::mapping(IO &IO, ELFYAML::NoteEntry &N) { 1673 assert(IO.getContext() && "The IO context is not initialized"); 1674 1675 IO.mapOptional("Name", N.Name); 1676 IO.mapOptional("Desc", N.Desc); 1677 IO.mapRequired("Type", N.Type); 1678 } 1679 1680 void MappingTraits<ELFYAML::VerdefEntry>::mapping(IO &IO, 1681 ELFYAML::VerdefEntry &E) { 1682 assert(IO.getContext() && "The IO context is not initialized"); 1683 1684 IO.mapRequired("Version", E.Version); 1685 IO.mapRequired("Flags", E.Flags); 1686 IO.mapRequired("VersionNdx", E.VersionNdx); 1687 IO.mapRequired("Hash", E.Hash); 1688 IO.mapRequired("Names", E.VerNames); 1689 } 1690 1691 void MappingTraits<ELFYAML::VerneedEntry>::mapping(IO &IO, 1692 ELFYAML::VerneedEntry &E) { 1693 assert(IO.getContext() && "The IO context is not initialized"); 1694 1695 IO.mapRequired("Version", E.Version); 1696 IO.mapRequired("File", E.File); 1697 IO.mapRequired("Entries", E.AuxV); 1698 } 1699 1700 void MappingTraits<ELFYAML::VernauxEntry>::mapping(IO &IO, 1701 ELFYAML::VernauxEntry &E) { 1702 assert(IO.getContext() && "The IO context is not initialized"); 1703 1704 IO.mapRequired("Name", E.Name); 1705 IO.mapRequired("Hash", E.Hash); 1706 IO.mapRequired("Flags", E.Flags); 1707 IO.mapRequired("Other", E.Other); 1708 } 1709 1710 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO, 1711 ELFYAML::Relocation &Rel) { 1712 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 1713 assert(Object && "The IO context is not initialized"); 1714 1715 IO.mapOptional("Offset", Rel.Offset, (Hex64)0); 1716 IO.mapOptional("Symbol", Rel.Symbol); 1717 1718 if (Object->getMachine() == ELFYAML::ELF_EM(ELF::EM_MIPS) && 1719 Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) { 1720 MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key( 1721 IO, Rel.Type); 1722 IO.mapRequired("Type", Key->Type); 1723 IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1724 IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1725 IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF)); 1726 } else 1727 IO.mapRequired("Type", Rel.Type); 1728 1729 IO.mapOptional("Addend", Rel.Addend, (ELFYAML::YAMLIntUInt)0); 1730 } 1731 1732 void MappingTraits<ELFYAML::ARMIndexTableEntry>::mapping( 1733 IO &IO, ELFYAML::ARMIndexTableEntry &E) { 1734 assert(IO.getContext() && "The IO context is not initialized"); 1735 IO.mapRequired("Offset", E.Offset); 1736 1737 StringRef CantUnwind = "EXIDX_CANTUNWIND"; 1738 if (IO.outputting() && (uint32_t)E.Value == ARM::EHABI::EXIDX_CANTUNWIND) 1739 IO.mapRequired("Value", CantUnwind); 1740 else if (!IO.outputting() && getStringValue(IO, "Value") == CantUnwind) 1741 E.Value = ARM::EHABI::EXIDX_CANTUNWIND; 1742 else 1743 IO.mapRequired("Value", E.Value); 1744 } 1745 1746 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) { 1747 assert(!IO.getContext() && "The IO context is initialized already"); 1748 IO.setContext(&Object); 1749 IO.mapTag("!ELF", true); 1750 IO.mapRequired("FileHeader", Object.Header); 1751 IO.mapOptional("SectionHeaderTable", Object.SectionHeaders); 1752 IO.mapOptional("ProgramHeaders", Object.ProgramHeaders); 1753 IO.mapOptional("Sections", Object.Chunks); 1754 IO.mapOptional("Symbols", Object.Symbols); 1755 IO.mapOptional("DynamicSymbols", Object.DynamicSymbols); 1756 IO.mapOptional("DWARF", Object.DWARF); 1757 if (Object.DWARF) { 1758 Object.DWARF->IsLittleEndian = 1759 Object.Header.Data == ELFYAML::ELF_ELFDATA(ELF::ELFDATA2LSB); 1760 Object.DWARF->Is64BitAddrSize = 1761 Object.Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64); 1762 } 1763 IO.setContext(nullptr); 1764 } 1765 1766 void MappingTraits<ELFYAML::LinkerOption>::mapping(IO &IO, 1767 ELFYAML::LinkerOption &Opt) { 1768 assert(IO.getContext() && "The IO context is not initialized"); 1769 IO.mapRequired("Name", Opt.Key); 1770 IO.mapRequired("Value", Opt.Value); 1771 } 1772 1773 void MappingTraits<ELFYAML::CallGraphEntry>::mapping( 1774 IO &IO, ELFYAML::CallGraphEntry &E) { 1775 assert(IO.getContext() && "The IO context is not initialized"); 1776 IO.mapRequired("From", E.From); 1777 IO.mapRequired("To", E.To); 1778 IO.mapRequired("Weight", E.Weight); 1779 } 1780 1781 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG) 1782 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP) 1783 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT) 1784 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE) 1785 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1) 1786 1787 } // end namespace yaml 1788 1789 } // end namespace llvm 1790