1 //===- ELFYAML.cpp - ELF YAMLIO implementation ----------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file defines classes for handling the YAML representation of ELF. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #include "llvm/ObjectYAML/ELFYAML.h" 14 #include "llvm/ADT/MapVector.h" 15 #include "llvm/ADT/StringRef.h" 16 #include "llvm/BinaryFormat/ELF.h" 17 #include "llvm/Support/Casting.h" 18 #include "llvm/Support/ErrorHandling.h" 19 #include "llvm/Support/MipsABIFlags.h" 20 #include "llvm/Support/YAMLTraits.h" 21 #include "llvm/Support/WithColor.h" 22 #include <cassert> 23 #include <cstdint> 24 25 namespace llvm { 26 27 ELFYAML::Chunk::~Chunk() = default; 28 29 namespace yaml { 30 31 void ScalarEnumerationTraits<ELFYAML::ELF_ET>::enumeration( 32 IO &IO, ELFYAML::ELF_ET &Value) { 33 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 34 ECase(ET_NONE); 35 ECase(ET_REL); 36 ECase(ET_EXEC); 37 ECase(ET_DYN); 38 ECase(ET_CORE); 39 #undef ECase 40 IO.enumFallback<Hex16>(Value); 41 } 42 43 void ScalarEnumerationTraits<ELFYAML::ELF_PT>::enumeration( 44 IO &IO, ELFYAML::ELF_PT &Value) { 45 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 46 ECase(PT_NULL); 47 ECase(PT_LOAD); 48 ECase(PT_DYNAMIC); 49 ECase(PT_INTERP); 50 ECase(PT_NOTE); 51 ECase(PT_SHLIB); 52 ECase(PT_PHDR); 53 ECase(PT_TLS); 54 ECase(PT_GNU_EH_FRAME); 55 ECase(PT_GNU_STACK); 56 ECase(PT_GNU_RELRO); 57 ECase(PT_GNU_PROPERTY); 58 #undef ECase 59 IO.enumFallback<Hex32>(Value); 60 } 61 62 void ScalarEnumerationTraits<ELFYAML::ELF_EM>::enumeration( 63 IO &IO, ELFYAML::ELF_EM &Value) { 64 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 65 ECase(EM_NONE); 66 ECase(EM_M32); 67 ECase(EM_SPARC); 68 ECase(EM_386); 69 ECase(EM_68K); 70 ECase(EM_88K); 71 ECase(EM_IAMCU); 72 ECase(EM_860); 73 ECase(EM_MIPS); 74 ECase(EM_S370); 75 ECase(EM_MIPS_RS3_LE); 76 ECase(EM_PARISC); 77 ECase(EM_VPP500); 78 ECase(EM_SPARC32PLUS); 79 ECase(EM_960); 80 ECase(EM_PPC); 81 ECase(EM_PPC64); 82 ECase(EM_S390); 83 ECase(EM_SPU); 84 ECase(EM_V800); 85 ECase(EM_FR20); 86 ECase(EM_RH32); 87 ECase(EM_RCE); 88 ECase(EM_ARM); 89 ECase(EM_ALPHA); 90 ECase(EM_SH); 91 ECase(EM_SPARCV9); 92 ECase(EM_TRICORE); 93 ECase(EM_ARC); 94 ECase(EM_H8_300); 95 ECase(EM_H8_300H); 96 ECase(EM_H8S); 97 ECase(EM_H8_500); 98 ECase(EM_IA_64); 99 ECase(EM_MIPS_X); 100 ECase(EM_COLDFIRE); 101 ECase(EM_68HC12); 102 ECase(EM_MMA); 103 ECase(EM_PCP); 104 ECase(EM_NCPU); 105 ECase(EM_NDR1); 106 ECase(EM_STARCORE); 107 ECase(EM_ME16); 108 ECase(EM_ST100); 109 ECase(EM_TINYJ); 110 ECase(EM_X86_64); 111 ECase(EM_PDSP); 112 ECase(EM_PDP10); 113 ECase(EM_PDP11); 114 ECase(EM_FX66); 115 ECase(EM_ST9PLUS); 116 ECase(EM_ST7); 117 ECase(EM_68HC16); 118 ECase(EM_68HC11); 119 ECase(EM_68HC08); 120 ECase(EM_68HC05); 121 ECase(EM_SVX); 122 ECase(EM_ST19); 123 ECase(EM_VAX); 124 ECase(EM_CRIS); 125 ECase(EM_JAVELIN); 126 ECase(EM_FIREPATH); 127 ECase(EM_ZSP); 128 ECase(EM_MMIX); 129 ECase(EM_HUANY); 130 ECase(EM_PRISM); 131 ECase(EM_AVR); 132 ECase(EM_FR30); 133 ECase(EM_D10V); 134 ECase(EM_D30V); 135 ECase(EM_V850); 136 ECase(EM_M32R); 137 ECase(EM_MN10300); 138 ECase(EM_MN10200); 139 ECase(EM_PJ); 140 ECase(EM_OPENRISC); 141 ECase(EM_ARC_COMPACT); 142 ECase(EM_XTENSA); 143 ECase(EM_VIDEOCORE); 144 ECase(EM_TMM_GPP); 145 ECase(EM_NS32K); 146 ECase(EM_TPC); 147 ECase(EM_SNP1K); 148 ECase(EM_ST200); 149 ECase(EM_IP2K); 150 ECase(EM_MAX); 151 ECase(EM_CR); 152 ECase(EM_F2MC16); 153 ECase(EM_MSP430); 154 ECase(EM_BLACKFIN); 155 ECase(EM_SE_C33); 156 ECase(EM_SEP); 157 ECase(EM_ARCA); 158 ECase(EM_UNICORE); 159 ECase(EM_EXCESS); 160 ECase(EM_DXP); 161 ECase(EM_ALTERA_NIOS2); 162 ECase(EM_CRX); 163 ECase(EM_XGATE); 164 ECase(EM_C166); 165 ECase(EM_M16C); 166 ECase(EM_DSPIC30F); 167 ECase(EM_CE); 168 ECase(EM_M32C); 169 ECase(EM_TSK3000); 170 ECase(EM_RS08); 171 ECase(EM_SHARC); 172 ECase(EM_ECOG2); 173 ECase(EM_SCORE7); 174 ECase(EM_DSP24); 175 ECase(EM_VIDEOCORE3); 176 ECase(EM_LATTICEMICO32); 177 ECase(EM_SE_C17); 178 ECase(EM_TI_C6000); 179 ECase(EM_TI_C2000); 180 ECase(EM_TI_C5500); 181 ECase(EM_MMDSP_PLUS); 182 ECase(EM_CYPRESS_M8C); 183 ECase(EM_R32C); 184 ECase(EM_TRIMEDIA); 185 ECase(EM_HEXAGON); 186 ECase(EM_8051); 187 ECase(EM_STXP7X); 188 ECase(EM_NDS32); 189 ECase(EM_ECOG1); 190 ECase(EM_ECOG1X); 191 ECase(EM_MAXQ30); 192 ECase(EM_XIMO16); 193 ECase(EM_MANIK); 194 ECase(EM_CRAYNV2); 195 ECase(EM_RX); 196 ECase(EM_METAG); 197 ECase(EM_MCST_ELBRUS); 198 ECase(EM_ECOG16); 199 ECase(EM_CR16); 200 ECase(EM_ETPU); 201 ECase(EM_SLE9X); 202 ECase(EM_L10M); 203 ECase(EM_K10M); 204 ECase(EM_AARCH64); 205 ECase(EM_AVR32); 206 ECase(EM_STM8); 207 ECase(EM_TILE64); 208 ECase(EM_TILEPRO); 209 ECase(EM_CUDA); 210 ECase(EM_TILEGX); 211 ECase(EM_CLOUDSHIELD); 212 ECase(EM_COREA_1ST); 213 ECase(EM_COREA_2ND); 214 ECase(EM_ARC_COMPACT2); 215 ECase(EM_OPEN8); 216 ECase(EM_RL78); 217 ECase(EM_VIDEOCORE5); 218 ECase(EM_78KOR); 219 ECase(EM_56800EX); 220 ECase(EM_AMDGPU); 221 ECase(EM_RISCV); 222 ECase(EM_LANAI); 223 ECase(EM_BPF); 224 ECase(EM_VE); 225 #undef ECase 226 IO.enumFallback<Hex16>(Value); 227 } 228 229 void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration( 230 IO &IO, ELFYAML::ELF_ELFCLASS &Value) { 231 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 232 // Since the semantics of ELFCLASSNONE is "invalid", just don't accept it 233 // here. 234 ECase(ELFCLASS32); 235 ECase(ELFCLASS64); 236 #undef ECase 237 } 238 239 void ScalarEnumerationTraits<ELFYAML::ELF_ELFDATA>::enumeration( 240 IO &IO, ELFYAML::ELF_ELFDATA &Value) { 241 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 242 // ELFDATANONE is an invalid data encoding, but we accept it because 243 // we want to be able to produce invalid binaries for the tests. 244 ECase(ELFDATANONE); 245 ECase(ELFDATA2LSB); 246 ECase(ELFDATA2MSB); 247 #undef ECase 248 } 249 250 void ScalarEnumerationTraits<ELFYAML::ELF_ELFOSABI>::enumeration( 251 IO &IO, ELFYAML::ELF_ELFOSABI &Value) { 252 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 253 ECase(ELFOSABI_NONE); 254 ECase(ELFOSABI_HPUX); 255 ECase(ELFOSABI_NETBSD); 256 ECase(ELFOSABI_GNU); 257 ECase(ELFOSABI_LINUX); 258 ECase(ELFOSABI_HURD); 259 ECase(ELFOSABI_SOLARIS); 260 ECase(ELFOSABI_AIX); 261 ECase(ELFOSABI_IRIX); 262 ECase(ELFOSABI_FREEBSD); 263 ECase(ELFOSABI_TRU64); 264 ECase(ELFOSABI_MODESTO); 265 ECase(ELFOSABI_OPENBSD); 266 ECase(ELFOSABI_OPENVMS); 267 ECase(ELFOSABI_NSK); 268 ECase(ELFOSABI_AROS); 269 ECase(ELFOSABI_FENIXOS); 270 ECase(ELFOSABI_CLOUDABI); 271 ECase(ELFOSABI_AMDGPU_HSA); 272 ECase(ELFOSABI_AMDGPU_PAL); 273 ECase(ELFOSABI_AMDGPU_MESA3D); 274 ECase(ELFOSABI_ARM); 275 ECase(ELFOSABI_C6000_ELFABI); 276 ECase(ELFOSABI_C6000_LINUX); 277 ECase(ELFOSABI_STANDALONE); 278 #undef ECase 279 IO.enumFallback<Hex8>(Value); 280 } 281 282 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO, 283 ELFYAML::ELF_EF &Value) { 284 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 285 assert(Object && "The IO context is not initialized"); 286 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 287 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M) 288 switch (Object->Header.Machine) { 289 case ELF::EM_ARM: 290 BCase(EF_ARM_SOFT_FLOAT); 291 BCase(EF_ARM_VFP_FLOAT); 292 BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK); 293 BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK); 294 BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK); 295 BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK); 296 BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK); 297 BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK); 298 break; 299 case ELF::EM_MIPS: 300 BCase(EF_MIPS_NOREORDER); 301 BCase(EF_MIPS_PIC); 302 BCase(EF_MIPS_CPIC); 303 BCase(EF_MIPS_ABI2); 304 BCase(EF_MIPS_32BITMODE); 305 BCase(EF_MIPS_FP64); 306 BCase(EF_MIPS_NAN2008); 307 BCase(EF_MIPS_MICROMIPS); 308 BCase(EF_MIPS_ARCH_ASE_M16); 309 BCase(EF_MIPS_ARCH_ASE_MDMX); 310 BCaseMask(EF_MIPS_ABI_O32, EF_MIPS_ABI); 311 BCaseMask(EF_MIPS_ABI_O64, EF_MIPS_ABI); 312 BCaseMask(EF_MIPS_ABI_EABI32, EF_MIPS_ABI); 313 BCaseMask(EF_MIPS_ABI_EABI64, EF_MIPS_ABI); 314 BCaseMask(EF_MIPS_MACH_3900, EF_MIPS_MACH); 315 BCaseMask(EF_MIPS_MACH_4010, EF_MIPS_MACH); 316 BCaseMask(EF_MIPS_MACH_4100, EF_MIPS_MACH); 317 BCaseMask(EF_MIPS_MACH_4650, EF_MIPS_MACH); 318 BCaseMask(EF_MIPS_MACH_4120, EF_MIPS_MACH); 319 BCaseMask(EF_MIPS_MACH_4111, EF_MIPS_MACH); 320 BCaseMask(EF_MIPS_MACH_SB1, EF_MIPS_MACH); 321 BCaseMask(EF_MIPS_MACH_OCTEON, EF_MIPS_MACH); 322 BCaseMask(EF_MIPS_MACH_XLR, EF_MIPS_MACH); 323 BCaseMask(EF_MIPS_MACH_OCTEON2, EF_MIPS_MACH); 324 BCaseMask(EF_MIPS_MACH_OCTEON3, EF_MIPS_MACH); 325 BCaseMask(EF_MIPS_MACH_5400, EF_MIPS_MACH); 326 BCaseMask(EF_MIPS_MACH_5900, EF_MIPS_MACH); 327 BCaseMask(EF_MIPS_MACH_5500, EF_MIPS_MACH); 328 BCaseMask(EF_MIPS_MACH_9000, EF_MIPS_MACH); 329 BCaseMask(EF_MIPS_MACH_LS2E, EF_MIPS_MACH); 330 BCaseMask(EF_MIPS_MACH_LS2F, EF_MIPS_MACH); 331 BCaseMask(EF_MIPS_MACH_LS3A, EF_MIPS_MACH); 332 BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH); 333 BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH); 334 BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH); 335 BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH); 336 BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH); 337 BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH); 338 BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH); 339 BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH); 340 BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH); 341 BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH); 342 BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH); 343 break; 344 case ELF::EM_HEXAGON: 345 BCase(EF_HEXAGON_MACH_V2); 346 BCase(EF_HEXAGON_MACH_V3); 347 BCase(EF_HEXAGON_MACH_V4); 348 BCase(EF_HEXAGON_MACH_V5); 349 BCase(EF_HEXAGON_MACH_V55); 350 BCase(EF_HEXAGON_MACH_V60); 351 BCase(EF_HEXAGON_MACH_V62); 352 BCase(EF_HEXAGON_MACH_V65); 353 BCase(EF_HEXAGON_MACH_V66); 354 BCase(EF_HEXAGON_MACH_V67); 355 BCase(EF_HEXAGON_MACH_V67T); 356 BCase(EF_HEXAGON_ISA_V2); 357 BCase(EF_HEXAGON_ISA_V3); 358 BCase(EF_HEXAGON_ISA_V4); 359 BCase(EF_HEXAGON_ISA_V5); 360 BCase(EF_HEXAGON_ISA_V55); 361 BCase(EF_HEXAGON_ISA_V60); 362 BCase(EF_HEXAGON_ISA_V62); 363 BCase(EF_HEXAGON_ISA_V65); 364 BCase(EF_HEXAGON_ISA_V66); 365 BCase(EF_HEXAGON_ISA_V67); 366 break; 367 case ELF::EM_AVR: 368 BCase(EF_AVR_ARCH_AVR1); 369 BCase(EF_AVR_ARCH_AVR2); 370 BCase(EF_AVR_ARCH_AVR25); 371 BCase(EF_AVR_ARCH_AVR3); 372 BCase(EF_AVR_ARCH_AVR31); 373 BCase(EF_AVR_ARCH_AVR35); 374 BCase(EF_AVR_ARCH_AVR4); 375 BCase(EF_AVR_ARCH_AVR51); 376 BCase(EF_AVR_ARCH_AVR6); 377 BCase(EF_AVR_ARCH_AVRTINY); 378 BCase(EF_AVR_ARCH_XMEGA1); 379 BCase(EF_AVR_ARCH_XMEGA2); 380 BCase(EF_AVR_ARCH_XMEGA3); 381 BCase(EF_AVR_ARCH_XMEGA4); 382 BCase(EF_AVR_ARCH_XMEGA5); 383 BCase(EF_AVR_ARCH_XMEGA6); 384 BCase(EF_AVR_ARCH_XMEGA7); 385 break; 386 case ELF::EM_RISCV: 387 BCase(EF_RISCV_RVC); 388 BCaseMask(EF_RISCV_FLOAT_ABI_SOFT, EF_RISCV_FLOAT_ABI); 389 BCaseMask(EF_RISCV_FLOAT_ABI_SINGLE, EF_RISCV_FLOAT_ABI); 390 BCaseMask(EF_RISCV_FLOAT_ABI_DOUBLE, EF_RISCV_FLOAT_ABI); 391 BCaseMask(EF_RISCV_FLOAT_ABI_QUAD, EF_RISCV_FLOAT_ABI); 392 BCase(EF_RISCV_RVE); 393 break; 394 case ELF::EM_AMDGPU: 395 BCaseMask(EF_AMDGPU_MACH_NONE, EF_AMDGPU_MACH); 396 BCaseMask(EF_AMDGPU_MACH_R600_R600, EF_AMDGPU_MACH); 397 BCaseMask(EF_AMDGPU_MACH_R600_R630, EF_AMDGPU_MACH); 398 BCaseMask(EF_AMDGPU_MACH_R600_RS880, EF_AMDGPU_MACH); 399 BCaseMask(EF_AMDGPU_MACH_R600_RV670, EF_AMDGPU_MACH); 400 BCaseMask(EF_AMDGPU_MACH_R600_RV710, EF_AMDGPU_MACH); 401 BCaseMask(EF_AMDGPU_MACH_R600_RV730, EF_AMDGPU_MACH); 402 BCaseMask(EF_AMDGPU_MACH_R600_RV770, EF_AMDGPU_MACH); 403 BCaseMask(EF_AMDGPU_MACH_R600_CEDAR, EF_AMDGPU_MACH); 404 BCaseMask(EF_AMDGPU_MACH_R600_CYPRESS, EF_AMDGPU_MACH); 405 BCaseMask(EF_AMDGPU_MACH_R600_JUNIPER, EF_AMDGPU_MACH); 406 BCaseMask(EF_AMDGPU_MACH_R600_REDWOOD, EF_AMDGPU_MACH); 407 BCaseMask(EF_AMDGPU_MACH_R600_SUMO, EF_AMDGPU_MACH); 408 BCaseMask(EF_AMDGPU_MACH_R600_BARTS, EF_AMDGPU_MACH); 409 BCaseMask(EF_AMDGPU_MACH_R600_CAICOS, EF_AMDGPU_MACH); 410 BCaseMask(EF_AMDGPU_MACH_R600_CAYMAN, EF_AMDGPU_MACH); 411 BCaseMask(EF_AMDGPU_MACH_R600_TURKS, EF_AMDGPU_MACH); 412 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX600, EF_AMDGPU_MACH); 413 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX601, EF_AMDGPU_MACH); 414 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX700, EF_AMDGPU_MACH); 415 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX701, EF_AMDGPU_MACH); 416 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX702, EF_AMDGPU_MACH); 417 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX703, EF_AMDGPU_MACH); 418 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX704, EF_AMDGPU_MACH); 419 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX801, EF_AMDGPU_MACH); 420 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX802, EF_AMDGPU_MACH); 421 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX803, EF_AMDGPU_MACH); 422 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX810, EF_AMDGPU_MACH); 423 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX900, EF_AMDGPU_MACH); 424 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX902, EF_AMDGPU_MACH); 425 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX904, EF_AMDGPU_MACH); 426 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX906, EF_AMDGPU_MACH); 427 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX908, EF_AMDGPU_MACH); 428 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX909, EF_AMDGPU_MACH); 429 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1010, EF_AMDGPU_MACH); 430 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1011, EF_AMDGPU_MACH); 431 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1012, EF_AMDGPU_MACH); 432 BCase(EF_AMDGPU_XNACK); 433 BCase(EF_AMDGPU_SRAM_ECC); 434 break; 435 case ELF::EM_X86_64: 436 break; 437 default: 438 llvm_unreachable("Unsupported architecture"); 439 } 440 #undef BCase 441 #undef BCaseMask 442 } 443 444 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration( 445 IO &IO, ELFYAML::ELF_SHT &Value) { 446 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 447 assert(Object && "The IO context is not initialized"); 448 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 449 ECase(SHT_NULL); 450 ECase(SHT_PROGBITS); 451 ECase(SHT_SYMTAB); 452 // FIXME: Issue a diagnostic with this information. 453 ECase(SHT_STRTAB); 454 ECase(SHT_RELA); 455 ECase(SHT_HASH); 456 ECase(SHT_DYNAMIC); 457 ECase(SHT_NOTE); 458 ECase(SHT_NOBITS); 459 ECase(SHT_REL); 460 ECase(SHT_SHLIB); 461 ECase(SHT_DYNSYM); 462 ECase(SHT_INIT_ARRAY); 463 ECase(SHT_FINI_ARRAY); 464 ECase(SHT_PREINIT_ARRAY); 465 ECase(SHT_GROUP); 466 ECase(SHT_SYMTAB_SHNDX); 467 ECase(SHT_RELR); 468 ECase(SHT_ANDROID_REL); 469 ECase(SHT_ANDROID_RELA); 470 ECase(SHT_ANDROID_RELR); 471 ECase(SHT_LLVM_ODRTAB); 472 ECase(SHT_LLVM_LINKER_OPTIONS); 473 ECase(SHT_LLVM_CALL_GRAPH_PROFILE); 474 ECase(SHT_LLVM_ADDRSIG); 475 ECase(SHT_LLVM_DEPENDENT_LIBRARIES); 476 ECase(SHT_LLVM_SYMPART); 477 ECase(SHT_LLVM_PART_EHDR); 478 ECase(SHT_LLVM_PART_PHDR); 479 ECase(SHT_GNU_ATTRIBUTES); 480 ECase(SHT_GNU_HASH); 481 ECase(SHT_GNU_verdef); 482 ECase(SHT_GNU_verneed); 483 ECase(SHT_GNU_versym); 484 switch (Object->Header.Machine) { 485 case ELF::EM_ARM: 486 ECase(SHT_ARM_EXIDX); 487 ECase(SHT_ARM_PREEMPTMAP); 488 ECase(SHT_ARM_ATTRIBUTES); 489 ECase(SHT_ARM_DEBUGOVERLAY); 490 ECase(SHT_ARM_OVERLAYSECTION); 491 break; 492 case ELF::EM_HEXAGON: 493 ECase(SHT_HEX_ORDERED); 494 break; 495 case ELF::EM_X86_64: 496 ECase(SHT_X86_64_UNWIND); 497 break; 498 case ELF::EM_MIPS: 499 ECase(SHT_MIPS_REGINFO); 500 ECase(SHT_MIPS_OPTIONS); 501 ECase(SHT_MIPS_DWARF); 502 ECase(SHT_MIPS_ABIFLAGS); 503 break; 504 case ELF::EM_RISCV: 505 ECase(SHT_RISCV_ATTRIBUTES); 506 break; 507 default: 508 // Nothing to do. 509 break; 510 } 511 #undef ECase 512 IO.enumFallback<Hex32>(Value); 513 } 514 515 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO, 516 ELFYAML::ELF_PF &Value) { 517 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 518 BCase(PF_X); 519 BCase(PF_W); 520 BCase(PF_R); 521 } 522 523 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO, 524 ELFYAML::ELF_SHF &Value) { 525 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 526 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 527 BCase(SHF_WRITE); 528 BCase(SHF_ALLOC); 529 BCase(SHF_EXCLUDE); 530 BCase(SHF_EXECINSTR); 531 BCase(SHF_MERGE); 532 BCase(SHF_STRINGS); 533 BCase(SHF_INFO_LINK); 534 BCase(SHF_LINK_ORDER); 535 BCase(SHF_OS_NONCONFORMING); 536 BCase(SHF_GROUP); 537 BCase(SHF_TLS); 538 BCase(SHF_COMPRESSED); 539 switch (Object->Header.Machine) { 540 case ELF::EM_ARM: 541 BCase(SHF_ARM_PURECODE); 542 break; 543 case ELF::EM_HEXAGON: 544 BCase(SHF_HEX_GPREL); 545 break; 546 case ELF::EM_MIPS: 547 BCase(SHF_MIPS_NODUPES); 548 BCase(SHF_MIPS_NAMES); 549 BCase(SHF_MIPS_LOCAL); 550 BCase(SHF_MIPS_NOSTRIP); 551 BCase(SHF_MIPS_GPREL); 552 BCase(SHF_MIPS_MERGE); 553 BCase(SHF_MIPS_ADDR); 554 BCase(SHF_MIPS_STRING); 555 break; 556 case ELF::EM_X86_64: 557 BCase(SHF_X86_64_LARGE); 558 break; 559 default: 560 // Nothing to do. 561 break; 562 } 563 #undef BCase 564 } 565 566 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration( 567 IO &IO, ELFYAML::ELF_SHN &Value) { 568 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 569 ECase(SHN_UNDEF); 570 ECase(SHN_LORESERVE); 571 ECase(SHN_LOPROC); 572 ECase(SHN_HIPROC); 573 ECase(SHN_LOOS); 574 ECase(SHN_HIOS); 575 ECase(SHN_ABS); 576 ECase(SHN_COMMON); 577 ECase(SHN_XINDEX); 578 ECase(SHN_HIRESERVE); 579 ECase(SHN_AMDGPU_LDS); 580 ECase(SHN_HEXAGON_SCOMMON); 581 ECase(SHN_HEXAGON_SCOMMON_1); 582 ECase(SHN_HEXAGON_SCOMMON_2); 583 ECase(SHN_HEXAGON_SCOMMON_4); 584 ECase(SHN_HEXAGON_SCOMMON_8); 585 #undef ECase 586 IO.enumFallback<Hex16>(Value); 587 } 588 589 void ScalarEnumerationTraits<ELFYAML::ELF_STB>::enumeration( 590 IO &IO, ELFYAML::ELF_STB &Value) { 591 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 592 ECase(STB_LOCAL); 593 ECase(STB_GLOBAL); 594 ECase(STB_WEAK); 595 ECase(STB_GNU_UNIQUE); 596 #undef ECase 597 IO.enumFallback<Hex8>(Value); 598 } 599 600 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration( 601 IO &IO, ELFYAML::ELF_STT &Value) { 602 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 603 ECase(STT_NOTYPE); 604 ECase(STT_OBJECT); 605 ECase(STT_FUNC); 606 ECase(STT_SECTION); 607 ECase(STT_FILE); 608 ECase(STT_COMMON); 609 ECase(STT_TLS); 610 ECase(STT_GNU_IFUNC); 611 #undef ECase 612 IO.enumFallback<Hex8>(Value); 613 } 614 615 616 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration( 617 IO &IO, ELFYAML::ELF_RSS &Value) { 618 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 619 ECase(RSS_UNDEF); 620 ECase(RSS_GP); 621 ECase(RSS_GP0); 622 ECase(RSS_LOC); 623 #undef ECase 624 } 625 626 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration( 627 IO &IO, ELFYAML::ELF_REL &Value) { 628 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 629 assert(Object && "The IO context is not initialized"); 630 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X); 631 switch (Object->Header.Machine) { 632 case ELF::EM_X86_64: 633 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def" 634 break; 635 case ELF::EM_MIPS: 636 #include "llvm/BinaryFormat/ELFRelocs/Mips.def" 637 break; 638 case ELF::EM_HEXAGON: 639 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def" 640 break; 641 case ELF::EM_386: 642 case ELF::EM_IAMCU: 643 #include "llvm/BinaryFormat/ELFRelocs/i386.def" 644 break; 645 case ELF::EM_AARCH64: 646 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def" 647 break; 648 case ELF::EM_ARM: 649 #include "llvm/BinaryFormat/ELFRelocs/ARM.def" 650 break; 651 case ELF::EM_ARC: 652 #include "llvm/BinaryFormat/ELFRelocs/ARC.def" 653 break; 654 case ELF::EM_RISCV: 655 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def" 656 break; 657 case ELF::EM_LANAI: 658 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def" 659 break; 660 case ELF::EM_AMDGPU: 661 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def" 662 break; 663 case ELF::EM_BPF: 664 #include "llvm/BinaryFormat/ELFRelocs/BPF.def" 665 break; 666 case ELF::EM_VE: 667 #include "llvm/BinaryFormat/ELFRelocs/VE.def" 668 break; 669 case ELF::EM_PPC64: 670 #include "llvm/BinaryFormat/ELFRelocs/PowerPC64.def" 671 break; 672 default: 673 // Nothing to do. 674 break; 675 } 676 #undef ELF_RELOC 677 IO.enumFallback<Hex32>(Value); 678 } 679 680 void ScalarEnumerationTraits<ELFYAML::ELF_DYNTAG>::enumeration( 681 IO &IO, ELFYAML::ELF_DYNTAG &Value) { 682 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 683 assert(Object && "The IO context is not initialized"); 684 685 // Disable architecture specific tags by default. We might enable them below. 686 #define AARCH64_DYNAMIC_TAG(name, value) 687 #define MIPS_DYNAMIC_TAG(name, value) 688 #define HEXAGON_DYNAMIC_TAG(name, value) 689 #define PPC_DYNAMIC_TAG(name, value) 690 #define PPC64_DYNAMIC_TAG(name, value) 691 // Ignore marker tags such as DT_HIOS (maps to DT_VERNEEDNUM), etc. 692 #define DYNAMIC_TAG_MARKER(name, value) 693 694 #define STRINGIFY(X) (#X) 695 #define DYNAMIC_TAG(X, Y) IO.enumCase(Value, STRINGIFY(DT_##X), ELF::DT_##X); 696 switch (Object->Header.Machine) { 697 case ELF::EM_AARCH64: 698 #undef AARCH64_DYNAMIC_TAG 699 #define AARCH64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 700 #include "llvm/BinaryFormat/DynamicTags.def" 701 #undef AARCH64_DYNAMIC_TAG 702 #define AARCH64_DYNAMIC_TAG(name, value) 703 break; 704 case ELF::EM_MIPS: 705 #undef MIPS_DYNAMIC_TAG 706 #define MIPS_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 707 #include "llvm/BinaryFormat/DynamicTags.def" 708 #undef MIPS_DYNAMIC_TAG 709 #define MIPS_DYNAMIC_TAG(name, value) 710 break; 711 case ELF::EM_HEXAGON: 712 #undef HEXAGON_DYNAMIC_TAG 713 #define HEXAGON_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 714 #include "llvm/BinaryFormat/DynamicTags.def" 715 #undef HEXAGON_DYNAMIC_TAG 716 #define HEXAGON_DYNAMIC_TAG(name, value) 717 break; 718 case ELF::EM_PPC: 719 #undef PPC_DYNAMIC_TAG 720 #define PPC_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 721 #include "llvm/BinaryFormat/DynamicTags.def" 722 #undef PPC_DYNAMIC_TAG 723 #define PPC_DYNAMIC_TAG(name, value) 724 break; 725 case ELF::EM_PPC64: 726 #undef PPC64_DYNAMIC_TAG 727 #define PPC64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 728 #include "llvm/BinaryFormat/DynamicTags.def" 729 #undef PPC64_DYNAMIC_TAG 730 #define PPC64_DYNAMIC_TAG(name, value) 731 break; 732 default: 733 #include "llvm/BinaryFormat/DynamicTags.def" 734 break; 735 } 736 #undef AARCH64_DYNAMIC_TAG 737 #undef MIPS_DYNAMIC_TAG 738 #undef HEXAGON_DYNAMIC_TAG 739 #undef PPC_DYNAMIC_TAG 740 #undef PPC64_DYNAMIC_TAG 741 #undef DYNAMIC_TAG_MARKER 742 #undef STRINGIFY 743 #undef DYNAMIC_TAG 744 745 IO.enumFallback<Hex64>(Value); 746 } 747 748 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration( 749 IO &IO, ELFYAML::MIPS_AFL_REG &Value) { 750 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 751 ECase(REG_NONE); 752 ECase(REG_32); 753 ECase(REG_64); 754 ECase(REG_128); 755 #undef ECase 756 } 757 758 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration( 759 IO &IO, ELFYAML::MIPS_ABI_FP &Value) { 760 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X) 761 ECase(FP_ANY); 762 ECase(FP_DOUBLE); 763 ECase(FP_SINGLE); 764 ECase(FP_SOFT); 765 ECase(FP_OLD_64); 766 ECase(FP_XX); 767 ECase(FP_64); 768 ECase(FP_64A); 769 #undef ECase 770 } 771 772 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration( 773 IO &IO, ELFYAML::MIPS_AFL_EXT &Value) { 774 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 775 ECase(EXT_NONE); 776 ECase(EXT_XLR); 777 ECase(EXT_OCTEON2); 778 ECase(EXT_OCTEONP); 779 ECase(EXT_LOONGSON_3A); 780 ECase(EXT_OCTEON); 781 ECase(EXT_5900); 782 ECase(EXT_4650); 783 ECase(EXT_4010); 784 ECase(EXT_4100); 785 ECase(EXT_3900); 786 ECase(EXT_10000); 787 ECase(EXT_SB1); 788 ECase(EXT_4111); 789 ECase(EXT_4120); 790 ECase(EXT_5400); 791 ECase(EXT_5500); 792 ECase(EXT_LOONGSON_2E); 793 ECase(EXT_LOONGSON_2F); 794 ECase(EXT_OCTEON3); 795 #undef ECase 796 } 797 798 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration( 799 IO &IO, ELFYAML::MIPS_ISA &Value) { 800 IO.enumCase(Value, "MIPS1", 1); 801 IO.enumCase(Value, "MIPS2", 2); 802 IO.enumCase(Value, "MIPS3", 3); 803 IO.enumCase(Value, "MIPS4", 4); 804 IO.enumCase(Value, "MIPS5", 5); 805 IO.enumCase(Value, "MIPS32", 32); 806 IO.enumCase(Value, "MIPS64", 64); 807 } 808 809 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset( 810 IO &IO, ELFYAML::MIPS_AFL_ASE &Value) { 811 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X) 812 BCase(DSP); 813 BCase(DSPR2); 814 BCase(EVA); 815 BCase(MCU); 816 BCase(MDMX); 817 BCase(MIPS3D); 818 BCase(MT); 819 BCase(SMARTMIPS); 820 BCase(VIRT); 821 BCase(MSA); 822 BCase(MIPS16); 823 BCase(MICROMIPS); 824 BCase(XPA); 825 #undef BCase 826 } 827 828 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset( 829 IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) { 830 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X) 831 BCase(ODDSPREG); 832 #undef BCase 833 } 834 835 void MappingTraits<ELFYAML::SectionHeader>::mapping( 836 IO &IO, ELFYAML::SectionHeader &SHdr) { 837 IO.mapRequired("Name", SHdr.Name); 838 } 839 840 void MappingTraits<ELFYAML::SectionHeaderTable>::mapping( 841 IO &IO, ELFYAML::SectionHeaderTable &SectionHeader) { 842 IO.mapRequired("Sections", SectionHeader.Sections); 843 IO.mapOptional("Excluded", SectionHeader.Excluded); 844 } 845 846 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO, 847 ELFYAML::FileHeader &FileHdr) { 848 IO.mapRequired("Class", FileHdr.Class); 849 IO.mapRequired("Data", FileHdr.Data); 850 IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0)); 851 IO.mapOptional("ABIVersion", FileHdr.ABIVersion, Hex8(0)); 852 IO.mapRequired("Type", FileHdr.Type); 853 IO.mapRequired("Machine", FileHdr.Machine); 854 IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0)); 855 IO.mapOptional("Entry", FileHdr.Entry, Hex64(0)); 856 857 IO.mapOptional("SHEntSize", FileHdr.SHEntSize); 858 IO.mapOptional("SHOff", FileHdr.SHOff); 859 IO.mapOptional("SHNum", FileHdr.SHNum); 860 IO.mapOptional("SHStrNdx", FileHdr.SHStrNdx); 861 } 862 863 void MappingTraits<ELFYAML::ProgramHeader>::mapping( 864 IO &IO, ELFYAML::ProgramHeader &Phdr) { 865 IO.mapRequired("Type", Phdr.Type); 866 IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0)); 867 IO.mapOptional("Sections", Phdr.Sections); 868 IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0)); 869 IO.mapOptional("PAddr", Phdr.PAddr, Phdr.VAddr); 870 IO.mapOptional("Align", Phdr.Align); 871 IO.mapOptional("FileSize", Phdr.FileSize); 872 IO.mapOptional("MemSize", Phdr.MemSize); 873 IO.mapOptional("Offset", Phdr.Offset); 874 } 875 876 LLVM_YAML_STRONG_TYPEDEF(StringRef, StOtherPiece) 877 878 template <> struct ScalarTraits<StOtherPiece> { 879 static void output(const StOtherPiece &Val, void *, raw_ostream &Out) { 880 Out << Val; 881 } 882 static StringRef input(StringRef Scalar, void *, StOtherPiece &Val) { 883 Val = Scalar; 884 return {}; 885 } 886 static QuotingType mustQuote(StringRef) { return QuotingType::None; } 887 }; 888 template <> struct SequenceElementTraits<StOtherPiece> { 889 static const bool flow = true; 890 }; 891 892 template <> struct ScalarTraits<ELFYAML::YAMLFlowString> { 893 static void output(const ELFYAML::YAMLFlowString &Val, void *, 894 raw_ostream &Out) { 895 Out << Val; 896 } 897 static StringRef input(StringRef Scalar, void *, 898 ELFYAML::YAMLFlowString &Val) { 899 Val = Scalar; 900 return {}; 901 } 902 static QuotingType mustQuote(StringRef S) { 903 return ScalarTraits<StringRef>::mustQuote(S); 904 } 905 }; 906 template <> struct SequenceElementTraits<ELFYAML::YAMLFlowString> { 907 static const bool flow = true; 908 }; 909 910 namespace { 911 912 struct NormalizedOther { 913 NormalizedOther(IO &IO) : YamlIO(IO) {} 914 NormalizedOther(IO &IO, Optional<uint8_t> Original) : YamlIO(IO) { 915 assert(Original && "This constructor is only used for outputting YAML and " 916 "assumes a non-empty Original"); 917 std::vector<StOtherPiece> Ret; 918 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 919 for (std::pair<StringRef, uint8_t> &P : 920 getFlags(Object->Header.Machine).takeVector()) { 921 uint8_t FlagValue = P.second; 922 if ((*Original & FlagValue) != FlagValue) 923 continue; 924 *Original &= ~FlagValue; 925 Ret.push_back({P.first}); 926 } 927 928 if (*Original != 0) { 929 UnknownFlagsHolder = std::to_string(*Original); 930 Ret.push_back({UnknownFlagsHolder}); 931 } 932 933 if (!Ret.empty()) 934 Other = std::move(Ret); 935 } 936 937 uint8_t toValue(StringRef Name) { 938 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 939 MapVector<StringRef, uint8_t> Flags = getFlags(Object->Header.Machine); 940 941 auto It = Flags.find(Name); 942 if (It != Flags.end()) 943 return It->second; 944 945 uint8_t Val; 946 if (to_integer(Name, Val)) 947 return Val; 948 949 YamlIO.setError("an unknown value is used for symbol's 'Other' field: " + 950 Name); 951 return 0; 952 } 953 954 Optional<uint8_t> denormalize(IO &) { 955 if (!Other) 956 return None; 957 uint8_t Ret = 0; 958 for (StOtherPiece &Val : *Other) 959 Ret |= toValue(Val); 960 return Ret; 961 } 962 963 // st_other field is used to encode symbol visibility and platform-dependent 964 // flags and values. This method returns a name to value map that is used for 965 // parsing and encoding this field. 966 MapVector<StringRef, uint8_t> getFlags(unsigned EMachine) { 967 MapVector<StringRef, uint8_t> Map; 968 // STV_* values are just enumeration values. We add them in a reversed order 969 // because when we convert the st_other to named constants when printing 970 // YAML we want to use a maximum number of bits on each step: 971 // when we have st_other == 3, we want to print it as STV_PROTECTED (3), but 972 // not as STV_HIDDEN (2) + STV_INTERNAL (1). 973 Map["STV_PROTECTED"] = ELF::STV_PROTECTED; 974 Map["STV_HIDDEN"] = ELF::STV_HIDDEN; 975 Map["STV_INTERNAL"] = ELF::STV_INTERNAL; 976 // STV_DEFAULT is used to represent the default visibility and has a value 977 // 0. We want to be able to read it from YAML documents, but there is no 978 // reason to print it. 979 if (!YamlIO.outputting()) 980 Map["STV_DEFAULT"] = ELF::STV_DEFAULT; 981 982 // MIPS is not consistent. All of the STO_MIPS_* values are bit flags, 983 // except STO_MIPS_MIPS16 which overlaps them. It should be checked and 984 // consumed first when we print the output, because we do not want to print 985 // any other flags that have the same bits instead. 986 if (EMachine == ELF::EM_MIPS) { 987 Map["STO_MIPS_MIPS16"] = ELF::STO_MIPS_MIPS16; 988 Map["STO_MIPS_MICROMIPS"] = ELF::STO_MIPS_MICROMIPS; 989 Map["STO_MIPS_PIC"] = ELF::STO_MIPS_PIC; 990 Map["STO_MIPS_PLT"] = ELF::STO_MIPS_PLT; 991 Map["STO_MIPS_OPTIONAL"] = ELF::STO_MIPS_OPTIONAL; 992 } 993 return Map; 994 } 995 996 IO &YamlIO; 997 Optional<std::vector<StOtherPiece>> Other; 998 std::string UnknownFlagsHolder; 999 }; 1000 1001 } // end anonymous namespace 1002 1003 void ScalarTraits<ELFYAML::YAMLIntUInt>::output(const ELFYAML::YAMLIntUInt &Val, 1004 void *Ctx, raw_ostream &Out) { 1005 Out << Val; 1006 } 1007 1008 StringRef ScalarTraits<ELFYAML::YAMLIntUInt>::input(StringRef Scalar, void *Ctx, 1009 ELFYAML::YAMLIntUInt &Val) { 1010 const bool Is64 = static_cast<ELFYAML::Object *>(Ctx)->Header.Class == 1011 ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64); 1012 StringRef ErrMsg = "invalid number"; 1013 // We do not accept negative hex numbers because their meaning is ambiguous. 1014 // For example, would -0xfffffffff mean 1 or INT32_MIN? 1015 if (Scalar.empty() || Scalar.startswith("-0x")) 1016 return ErrMsg; 1017 1018 if (Scalar.startswith("-")) { 1019 const int64_t MinVal = Is64 ? INT64_MIN : INT32_MIN; 1020 long long Int; 1021 if (getAsSignedInteger(Scalar, /*Radix=*/0, Int) || (Int < MinVal)) 1022 return ErrMsg; 1023 Val = Int; 1024 return ""; 1025 } 1026 1027 const uint64_t MaxVal = Is64 ? UINT64_MAX : UINT32_MAX; 1028 unsigned long long UInt; 1029 if (getAsUnsignedInteger(Scalar, /*Radix=*/0, UInt) || (UInt > MaxVal)) 1030 return ErrMsg; 1031 Val = UInt; 1032 return ""; 1033 } 1034 1035 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) { 1036 IO.mapOptional("Name", Symbol.Name, StringRef()); 1037 IO.mapOptional("StName", Symbol.StName); 1038 IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0)); 1039 IO.mapOptional("Section", Symbol.Section, StringRef()); 1040 IO.mapOptional("Index", Symbol.Index); 1041 IO.mapOptional("Binding", Symbol.Binding, ELFYAML::ELF_STB(0)); 1042 IO.mapOptional("Value", Symbol.Value, Hex64(0)); 1043 IO.mapOptional("Size", Symbol.Size, Hex64(0)); 1044 1045 // Symbol's Other field is a bit special. It is usually a field that 1046 // represents st_other and holds the symbol visibility. However, on some 1047 // platforms, it can contain bit fields and regular values, or even sometimes a 1048 // crazy mix of them (see comments for NormalizedOther). Because of this, we 1049 // need special handling. 1050 MappingNormalization<NormalizedOther, Optional<uint8_t>> Keys(IO, 1051 Symbol.Other); 1052 IO.mapOptional("Other", Keys->Other); 1053 } 1054 1055 StringRef MappingTraits<ELFYAML::Symbol>::validate(IO &IO, 1056 ELFYAML::Symbol &Symbol) { 1057 if (Symbol.Index && Symbol.Section.data()) 1058 return "Index and Section cannot both be specified for Symbol"; 1059 return StringRef(); 1060 } 1061 1062 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) { 1063 IO.mapOptional("Name", Section.Name, StringRef()); 1064 IO.mapRequired("Type", Section.Type); 1065 IO.mapOptional("Flags", Section.Flags); 1066 IO.mapOptional("Address", Section.Address); 1067 IO.mapOptional("Link", Section.Link, StringRef()); 1068 IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0)); 1069 IO.mapOptional("EntSize", Section.EntSize); 1070 IO.mapOptional("Offset", Section.Offset); 1071 1072 // obj2yaml does not dump these fields. They are expected to be empty when we 1073 // are producing YAML, because yaml2obj sets appropriate values for them 1074 // automatically when they are not explicitly defined. 1075 assert(!IO.outputting() || 1076 (!Section.ShOffset.hasValue() && !Section.ShSize.hasValue() && 1077 !Section.ShName.hasValue() && !Section.ShFlags.hasValue())); 1078 IO.mapOptional("ShName", Section.ShName); 1079 IO.mapOptional("ShOffset", Section.ShOffset); 1080 IO.mapOptional("ShSize", Section.ShSize); 1081 IO.mapOptional("ShFlags", Section.ShFlags); 1082 } 1083 1084 static void sectionMapping(IO &IO, ELFYAML::DynamicSection &Section) { 1085 commonSectionMapping(IO, Section); 1086 IO.mapOptional("Entries", Section.Entries); 1087 IO.mapOptional("Content", Section.Content); 1088 } 1089 1090 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) { 1091 commonSectionMapping(IO, Section); 1092 IO.mapOptional("Content", Section.Content); 1093 IO.mapOptional("Size", Section.Size); 1094 IO.mapOptional("Info", Section.Info); 1095 } 1096 1097 static void sectionMapping(IO &IO, ELFYAML::StackSizesSection &Section) { 1098 commonSectionMapping(IO, Section); 1099 IO.mapOptional("Content", Section.Content); 1100 IO.mapOptional("Size", Section.Size); 1101 IO.mapOptional("Entries", Section.Entries); 1102 } 1103 1104 static void sectionMapping(IO &IO, ELFYAML::HashSection &Section) { 1105 commonSectionMapping(IO, Section); 1106 IO.mapOptional("Content", Section.Content); 1107 IO.mapOptional("Bucket", Section.Bucket); 1108 IO.mapOptional("Chain", Section.Chain); 1109 IO.mapOptional("Size", Section.Size); 1110 1111 // obj2yaml does not dump these fields. They can be used to override nchain 1112 // and nbucket values for creating broken sections. 1113 assert(!IO.outputting() || 1114 (!Section.NBucket.hasValue() && !Section.NChain.hasValue())); 1115 IO.mapOptional("NChain", Section.NChain); 1116 IO.mapOptional("NBucket", Section.NBucket); 1117 } 1118 1119 static void sectionMapping(IO &IO, ELFYAML::NoteSection &Section) { 1120 commonSectionMapping(IO, Section); 1121 IO.mapOptional("Content", Section.Content); 1122 IO.mapOptional("Size", Section.Size); 1123 IO.mapOptional("Notes", Section.Notes); 1124 } 1125 1126 1127 static void sectionMapping(IO &IO, ELFYAML::GnuHashSection &Section) { 1128 commonSectionMapping(IO, Section); 1129 IO.mapOptional("Content", Section.Content); 1130 IO.mapOptional("Header", Section.Header); 1131 IO.mapOptional("BloomFilter", Section.BloomFilter); 1132 IO.mapOptional("HashBuckets", Section.HashBuckets); 1133 IO.mapOptional("HashValues", Section.HashValues); 1134 } 1135 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) { 1136 commonSectionMapping(IO, Section); 1137 IO.mapOptional("Size", Section.Size, Hex64(0)); 1138 } 1139 1140 static void sectionMapping(IO &IO, ELFYAML::VerdefSection &Section) { 1141 commonSectionMapping(IO, Section); 1142 IO.mapRequired("Info", Section.Info); 1143 IO.mapOptional("Entries", Section.Entries); 1144 IO.mapOptional("Content", Section.Content); 1145 } 1146 1147 static void sectionMapping(IO &IO, ELFYAML::SymverSection &Section) { 1148 commonSectionMapping(IO, Section); 1149 IO.mapRequired("Entries", Section.Entries); 1150 } 1151 1152 static void sectionMapping(IO &IO, ELFYAML::VerneedSection &Section) { 1153 commonSectionMapping(IO, Section); 1154 IO.mapRequired("Info", Section.Info); 1155 IO.mapOptional("Dependencies", Section.VerneedV); 1156 IO.mapOptional("Content", Section.Content); 1157 } 1158 1159 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) { 1160 commonSectionMapping(IO, Section); 1161 IO.mapOptional("Info", Section.RelocatableSec, StringRef()); 1162 IO.mapOptional("Relocations", Section.Relocations); 1163 } 1164 1165 static void sectionMapping(IO &IO, ELFYAML::RelrSection &Section) { 1166 commonSectionMapping(IO, Section); 1167 IO.mapOptional("Entries", Section.Entries); 1168 IO.mapOptional("Content", Section.Content); 1169 } 1170 1171 static void groupSectionMapping(IO &IO, ELFYAML::Group &Group) { 1172 commonSectionMapping(IO, Group); 1173 IO.mapOptional("Info", Group.Signature); 1174 IO.mapRequired("Members", Group.Members); 1175 } 1176 1177 static void sectionMapping(IO &IO, ELFYAML::SymtabShndxSection &Section) { 1178 commonSectionMapping(IO, Section); 1179 IO.mapRequired("Entries", Section.Entries); 1180 } 1181 1182 static void sectionMapping(IO &IO, ELFYAML::AddrsigSection &Section) { 1183 commonSectionMapping(IO, Section); 1184 IO.mapOptional("Content", Section.Content); 1185 IO.mapOptional("Size", Section.Size); 1186 IO.mapOptional("Symbols", Section.Symbols); 1187 } 1188 1189 static void fillMapping(IO &IO, ELFYAML::Fill &Fill) { 1190 IO.mapOptional("Name", Fill.Name, StringRef()); 1191 IO.mapOptional("Pattern", Fill.Pattern); 1192 IO.mapOptional("Offset", Fill.Offset); 1193 IO.mapRequired("Size", Fill.Size); 1194 } 1195 1196 static void sectionMapping(IO &IO, ELFYAML::LinkerOptionsSection &Section) { 1197 commonSectionMapping(IO, Section); 1198 IO.mapOptional("Options", Section.Options); 1199 IO.mapOptional("Content", Section.Content); 1200 } 1201 1202 static void sectionMapping(IO &IO, 1203 ELFYAML::DependentLibrariesSection &Section) { 1204 commonSectionMapping(IO, Section); 1205 IO.mapOptional("Libraries", Section.Libs); 1206 IO.mapOptional("Content", Section.Content); 1207 } 1208 1209 static void sectionMapping(IO &IO, ELFYAML::CallGraphProfileSection &Section) { 1210 commonSectionMapping(IO, Section); 1211 IO.mapOptional("Entries", Section.Entries); 1212 IO.mapOptional("Content", Section.Content); 1213 } 1214 1215 void MappingTraits<ELFYAML::SectionOrType>::mapping( 1216 IO &IO, ELFYAML::SectionOrType §ionOrType) { 1217 IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType); 1218 } 1219 1220 void MappingTraits<ELFYAML::SectionName>::mapping( 1221 IO &IO, ELFYAML::SectionName §ionName) { 1222 IO.mapRequired("Section", sectionName.Section); 1223 } 1224 1225 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) { 1226 commonSectionMapping(IO, Section); 1227 IO.mapOptional("Version", Section.Version, Hex16(0)); 1228 IO.mapRequired("ISA", Section.ISALevel); 1229 IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0)); 1230 IO.mapOptional("ISAExtension", Section.ISAExtension, 1231 ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE)); 1232 IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0)); 1233 IO.mapOptional("FpABI", Section.FpABI, 1234 ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY)); 1235 IO.mapOptional("GPRSize", Section.GPRSize, 1236 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1237 IO.mapOptional("CPR1Size", Section.CPR1Size, 1238 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1239 IO.mapOptional("CPR2Size", Section.CPR2Size, 1240 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1241 IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0)); 1242 IO.mapOptional("Flags2", Section.Flags2, Hex32(0)); 1243 } 1244 1245 void MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::mapping( 1246 IO &IO, std::unique_ptr<ELFYAML::Chunk> &Section) { 1247 ELFYAML::ELF_SHT Type; 1248 if (IO.outputting()) { 1249 Type = cast<ELFYAML::Section>(Section.get())->Type; 1250 } else { 1251 // When the Type string does not have a "SHT_" prefix, we know it is not a 1252 // description of a regular ELF output section. Currently, we have one 1253 // special type named "Fill". See comments for Fill. 1254 StringRef StrType; 1255 IO.mapRequired("Type", StrType); 1256 if (StrType == "Fill") { 1257 Section.reset(new ELFYAML::Fill()); 1258 fillMapping(IO, *cast<ELFYAML::Fill>(Section.get())); 1259 return; 1260 } 1261 1262 IO.mapRequired("Type", Type); 1263 } 1264 1265 switch (Type) { 1266 case ELF::SHT_DYNAMIC: 1267 if (!IO.outputting()) 1268 Section.reset(new ELFYAML::DynamicSection()); 1269 sectionMapping(IO, *cast<ELFYAML::DynamicSection>(Section.get())); 1270 break; 1271 case ELF::SHT_REL: 1272 case ELF::SHT_RELA: 1273 if (!IO.outputting()) 1274 Section.reset(new ELFYAML::RelocationSection()); 1275 sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get())); 1276 break; 1277 case ELF::SHT_RELR: 1278 if (!IO.outputting()) 1279 Section.reset(new ELFYAML::RelrSection()); 1280 sectionMapping(IO, *cast<ELFYAML::RelrSection>(Section.get())); 1281 break; 1282 case ELF::SHT_GROUP: 1283 if (!IO.outputting()) 1284 Section.reset(new ELFYAML::Group()); 1285 groupSectionMapping(IO, *cast<ELFYAML::Group>(Section.get())); 1286 break; 1287 case ELF::SHT_NOBITS: 1288 if (!IO.outputting()) 1289 Section.reset(new ELFYAML::NoBitsSection()); 1290 sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get())); 1291 break; 1292 case ELF::SHT_HASH: 1293 if (!IO.outputting()) 1294 Section.reset(new ELFYAML::HashSection()); 1295 sectionMapping(IO, *cast<ELFYAML::HashSection>(Section.get())); 1296 break; 1297 case ELF::SHT_NOTE: 1298 if (!IO.outputting()) 1299 Section.reset(new ELFYAML::NoteSection()); 1300 sectionMapping(IO, *cast<ELFYAML::NoteSection>(Section.get())); 1301 break; 1302 case ELF::SHT_GNU_HASH: 1303 if (!IO.outputting()) 1304 Section.reset(new ELFYAML::GnuHashSection()); 1305 sectionMapping(IO, *cast<ELFYAML::GnuHashSection>(Section.get())); 1306 break; 1307 case ELF::SHT_MIPS_ABIFLAGS: 1308 if (!IO.outputting()) 1309 Section.reset(new ELFYAML::MipsABIFlags()); 1310 sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get())); 1311 break; 1312 case ELF::SHT_GNU_verdef: 1313 if (!IO.outputting()) 1314 Section.reset(new ELFYAML::VerdefSection()); 1315 sectionMapping(IO, *cast<ELFYAML::VerdefSection>(Section.get())); 1316 break; 1317 case ELF::SHT_GNU_versym: 1318 if (!IO.outputting()) 1319 Section.reset(new ELFYAML::SymverSection()); 1320 sectionMapping(IO, *cast<ELFYAML::SymverSection>(Section.get())); 1321 break; 1322 case ELF::SHT_GNU_verneed: 1323 if (!IO.outputting()) 1324 Section.reset(new ELFYAML::VerneedSection()); 1325 sectionMapping(IO, *cast<ELFYAML::VerneedSection>(Section.get())); 1326 break; 1327 case ELF::SHT_SYMTAB_SHNDX: 1328 if (!IO.outputting()) 1329 Section.reset(new ELFYAML::SymtabShndxSection()); 1330 sectionMapping(IO, *cast<ELFYAML::SymtabShndxSection>(Section.get())); 1331 break; 1332 case ELF::SHT_LLVM_ADDRSIG: 1333 if (!IO.outputting()) 1334 Section.reset(new ELFYAML::AddrsigSection()); 1335 sectionMapping(IO, *cast<ELFYAML::AddrsigSection>(Section.get())); 1336 break; 1337 case ELF::SHT_LLVM_LINKER_OPTIONS: 1338 if (!IO.outputting()) 1339 Section.reset(new ELFYAML::LinkerOptionsSection()); 1340 sectionMapping(IO, *cast<ELFYAML::LinkerOptionsSection>(Section.get())); 1341 break; 1342 case ELF::SHT_LLVM_DEPENDENT_LIBRARIES: 1343 if (!IO.outputting()) 1344 Section.reset(new ELFYAML::DependentLibrariesSection()); 1345 sectionMapping(IO, 1346 *cast<ELFYAML::DependentLibrariesSection>(Section.get())); 1347 break; 1348 case ELF::SHT_LLVM_CALL_GRAPH_PROFILE: 1349 if (!IO.outputting()) 1350 Section.reset(new ELFYAML::CallGraphProfileSection()); 1351 sectionMapping(IO, *cast<ELFYAML::CallGraphProfileSection>(Section.get())); 1352 break; 1353 default: 1354 if (!IO.outputting()) { 1355 StringRef Name; 1356 IO.mapOptional("Name", Name, StringRef()); 1357 Name = ELFYAML::dropUniqueSuffix(Name); 1358 1359 if (ELFYAML::StackSizesSection::nameMatches(Name)) 1360 Section = std::make_unique<ELFYAML::StackSizesSection>(); 1361 else 1362 Section = std::make_unique<ELFYAML::RawContentSection>(); 1363 } 1364 1365 if (auto S = dyn_cast<ELFYAML::RawContentSection>(Section.get())) 1366 sectionMapping(IO, *S); 1367 else 1368 sectionMapping(IO, *cast<ELFYAML::StackSizesSection>(Section.get())); 1369 } 1370 } 1371 1372 StringRef MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::validate( 1373 IO &io, std::unique_ptr<ELFYAML::Chunk> &C) { 1374 if (const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(C.get())) { 1375 if (RawSection->Size && RawSection->Content && 1376 (uint64_t)(*RawSection->Size) < RawSection->Content->binary_size()) 1377 return "Section size must be greater than or equal to the content size"; 1378 if (RawSection->Flags && RawSection->ShFlags) 1379 return "ShFlags and Flags cannot be used together"; 1380 return {}; 1381 } 1382 1383 if (const auto *SS = dyn_cast<ELFYAML::StackSizesSection>(C.get())) { 1384 if (!SS->Entries && !SS->Content && !SS->Size) 1385 return ".stack_sizes: one of Content, Entries and Size must be specified"; 1386 1387 if (SS->Size && SS->Content && 1388 (uint64_t)(*SS->Size) < SS->Content->binary_size()) 1389 return ".stack_sizes: Size must be greater than or equal to the content " 1390 "size"; 1391 1392 // We accept Content, Size or both together when there are no Entries. 1393 if (!SS->Entries) 1394 return {}; 1395 1396 if (SS->Size) 1397 return ".stack_sizes: Size and Entries cannot be used together"; 1398 if (SS->Content) 1399 return ".stack_sizes: Content and Entries cannot be used together"; 1400 return {}; 1401 } 1402 1403 if (const auto *HS = dyn_cast<ELFYAML::HashSection>(C.get())) { 1404 if (!HS->Content && !HS->Bucket && !HS->Chain && !HS->Size) 1405 return "one of \"Content\", \"Size\", \"Bucket\" or \"Chain\" must be " 1406 "specified"; 1407 1408 if (HS->Content || HS->Size) { 1409 if (HS->Size && HS->Content && 1410 (uint64_t)*HS->Size < HS->Content->binary_size()) 1411 return "\"Size\" must be greater than or equal to the content " 1412 "size"; 1413 1414 if (HS->Bucket) 1415 return "\"Bucket\" cannot be used with \"Content\" or \"Size\""; 1416 if (HS->Chain) 1417 return "\"Chain\" cannot be used with \"Content\" or \"Size\""; 1418 return {}; 1419 } 1420 1421 if ((HS->Bucket && !HS->Chain) || (!HS->Bucket && HS->Chain)) 1422 return "\"Bucket\" and \"Chain\" must be used together"; 1423 return {}; 1424 } 1425 1426 if (const auto *Sec = dyn_cast<ELFYAML::AddrsigSection>(C.get())) { 1427 if (!Sec->Symbols && !Sec->Content && !Sec->Size) 1428 return "one of \"Content\", \"Size\" or \"Symbols\" must be specified"; 1429 1430 if (Sec->Content || Sec->Size) { 1431 if (Sec->Size && Sec->Content && 1432 (uint64_t)*Sec->Size < Sec->Content->binary_size()) 1433 return "\"Size\" must be greater than or equal to the content " 1434 "size"; 1435 1436 if (Sec->Symbols) 1437 return "\"Symbols\" cannot be used with \"Content\" or \"Size\""; 1438 return {}; 1439 } 1440 1441 if (!Sec->Symbols) 1442 return {}; 1443 return {}; 1444 } 1445 1446 if (const auto *NS = dyn_cast<ELFYAML::NoteSection>(C.get())) { 1447 if (!NS->Content && !NS->Size && !NS->Notes) 1448 return "one of \"Content\", \"Size\" or \"Notes\" must be " 1449 "specified"; 1450 1451 if (!NS->Content && !NS->Size) 1452 return {}; 1453 1454 if (NS->Size && NS->Content && 1455 (uint64_t)*NS->Size < NS->Content->binary_size()) 1456 return "\"Size\" must be greater than or equal to the content " 1457 "size"; 1458 1459 if (NS->Notes) 1460 return "\"Notes\" cannot be used with \"Content\" or \"Size\""; 1461 return {}; 1462 } 1463 1464 if (const auto *Sec = dyn_cast<ELFYAML::GnuHashSection>(C.get())) { 1465 if (!Sec->Content && !Sec->Header && !Sec->BloomFilter && 1466 !Sec->HashBuckets && !Sec->HashValues) 1467 return "either \"Content\" or \"Header\", \"BloomFilter\", " 1468 "\"HashBuckets\" and \"HashBuckets\" must be specified"; 1469 1470 if (Sec->Header || Sec->BloomFilter || Sec->HashBuckets || 1471 Sec->HashValues) { 1472 if (!Sec->Header || !Sec->BloomFilter || !Sec->HashBuckets || 1473 !Sec->HashValues) 1474 return "\"Header\", \"BloomFilter\", " 1475 "\"HashBuckets\" and \"HashValues\" must be used together"; 1476 if (Sec->Content) 1477 return "\"Header\", \"BloomFilter\", " 1478 "\"HashBuckets\" and \"HashValues\" can't be used together with " 1479 "\"Content\""; 1480 return {}; 1481 } 1482 1483 // Only Content is specified. 1484 return {}; 1485 } 1486 1487 if (const auto *Sec = dyn_cast<ELFYAML::LinkerOptionsSection>(C.get())) { 1488 if (Sec->Options && Sec->Content) 1489 return "\"Options\" and \"Content\" can't be used together"; 1490 return {}; 1491 } 1492 1493 if (const auto *Sec = dyn_cast<ELFYAML::DependentLibrariesSection>(C.get())) { 1494 if (Sec->Libs && Sec->Content) 1495 return "SHT_LLVM_DEPENDENT_LIBRARIES: \"Libraries\" and \"Content\" " 1496 "can't " 1497 "be used together"; 1498 return {}; 1499 } 1500 1501 if (const auto *F = dyn_cast<ELFYAML::Fill>(C.get())) { 1502 if (!F->Pattern) 1503 return {}; 1504 if (F->Pattern->binary_size() != 0 && !F->Size) 1505 return "\"Size\" can't be 0 when \"Pattern\" is not empty"; 1506 return {}; 1507 } 1508 1509 if (const auto *VD = dyn_cast<ELFYAML::VerdefSection>(C.get())) { 1510 if (VD->Entries && VD->Content) 1511 return "SHT_GNU_verdef: \"Entries\" and \"Content\" can't be used " 1512 "together"; 1513 return {}; 1514 } 1515 1516 if (const auto *VD = dyn_cast<ELFYAML::VerneedSection>(C.get())) { 1517 if (VD->VerneedV && VD->Content) 1518 return "SHT_GNU_verneed: \"Dependencies\" and \"Content\" can't be used " 1519 "together"; 1520 return {}; 1521 } 1522 1523 if (const auto *RS = dyn_cast<ELFYAML::RelrSection>(C.get())) { 1524 if (RS->Entries && RS->Content) 1525 return "\"Entries\" and \"Content\" can't be used together"; 1526 return {}; 1527 } 1528 1529 if (const auto *CGP = dyn_cast<ELFYAML::CallGraphProfileSection>(C.get())) { 1530 if (CGP->Entries && CGP->Content) 1531 return "\"Entries\" and \"Content\" can't be used together"; 1532 return {}; 1533 } 1534 1535 return {}; 1536 } 1537 1538 namespace { 1539 1540 struct NormalizedMips64RelType { 1541 NormalizedMips64RelType(IO &) 1542 : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1543 Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1544 Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1545 SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {} 1546 NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original) 1547 : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF), 1548 Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {} 1549 1550 ELFYAML::ELF_REL denormalize(IO &) { 1551 ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24; 1552 return Res; 1553 } 1554 1555 ELFYAML::ELF_REL Type; 1556 ELFYAML::ELF_REL Type2; 1557 ELFYAML::ELF_REL Type3; 1558 ELFYAML::ELF_RSS SpecSym; 1559 }; 1560 1561 } // end anonymous namespace 1562 1563 void MappingTraits<ELFYAML::StackSizeEntry>::mapping( 1564 IO &IO, ELFYAML::StackSizeEntry &E) { 1565 assert(IO.getContext() && "The IO context is not initialized"); 1566 IO.mapOptional("Address", E.Address, Hex64(0)); 1567 IO.mapRequired("Size", E.Size); 1568 } 1569 1570 void MappingTraits<ELFYAML::GnuHashHeader>::mapping(IO &IO, 1571 ELFYAML::GnuHashHeader &E) { 1572 assert(IO.getContext() && "The IO context is not initialized"); 1573 IO.mapOptional("NBuckets", E.NBuckets); 1574 IO.mapRequired("SymNdx", E.SymNdx); 1575 IO.mapOptional("MaskWords", E.MaskWords); 1576 IO.mapRequired("Shift2", E.Shift2); 1577 } 1578 1579 void MappingTraits<ELFYAML::DynamicEntry>::mapping(IO &IO, 1580 ELFYAML::DynamicEntry &Rel) { 1581 assert(IO.getContext() && "The IO context is not initialized"); 1582 1583 IO.mapRequired("Tag", Rel.Tag); 1584 IO.mapRequired("Value", Rel.Val); 1585 } 1586 1587 void MappingTraits<ELFYAML::NoteEntry>::mapping(IO &IO, ELFYAML::NoteEntry &N) { 1588 assert(IO.getContext() && "The IO context is not initialized"); 1589 1590 IO.mapOptional("Name", N.Name); 1591 IO.mapOptional("Desc", N.Desc); 1592 IO.mapRequired("Type", N.Type); 1593 } 1594 1595 void MappingTraits<ELFYAML::VerdefEntry>::mapping(IO &IO, 1596 ELFYAML::VerdefEntry &E) { 1597 assert(IO.getContext() && "The IO context is not initialized"); 1598 1599 IO.mapRequired("Version", E.Version); 1600 IO.mapRequired("Flags", E.Flags); 1601 IO.mapRequired("VersionNdx", E.VersionNdx); 1602 IO.mapRequired("Hash", E.Hash); 1603 IO.mapRequired("Names", E.VerNames); 1604 } 1605 1606 void MappingTraits<ELFYAML::VerneedEntry>::mapping(IO &IO, 1607 ELFYAML::VerneedEntry &E) { 1608 assert(IO.getContext() && "The IO context is not initialized"); 1609 1610 IO.mapRequired("Version", E.Version); 1611 IO.mapRequired("File", E.File); 1612 IO.mapRequired("Entries", E.AuxV); 1613 } 1614 1615 void MappingTraits<ELFYAML::VernauxEntry>::mapping(IO &IO, 1616 ELFYAML::VernauxEntry &E) { 1617 assert(IO.getContext() && "The IO context is not initialized"); 1618 1619 IO.mapRequired("Name", E.Name); 1620 IO.mapRequired("Hash", E.Hash); 1621 IO.mapRequired("Flags", E.Flags); 1622 IO.mapRequired("Other", E.Other); 1623 } 1624 1625 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO, 1626 ELFYAML::Relocation &Rel) { 1627 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 1628 assert(Object && "The IO context is not initialized"); 1629 1630 IO.mapOptional("Offset", Rel.Offset, (Hex64)0); 1631 IO.mapOptional("Symbol", Rel.Symbol); 1632 1633 if (Object->Header.Machine == ELFYAML::ELF_EM(ELF::EM_MIPS) && 1634 Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) { 1635 MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key( 1636 IO, Rel.Type); 1637 IO.mapRequired("Type", Key->Type); 1638 IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1639 IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1640 IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF)); 1641 } else 1642 IO.mapRequired("Type", Rel.Type); 1643 1644 IO.mapOptional("Addend", Rel.Addend, (ELFYAML::YAMLIntUInt)0); 1645 } 1646 1647 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) { 1648 assert(!IO.getContext() && "The IO context is initialized already"); 1649 IO.setContext(&Object); 1650 IO.mapTag("!ELF", true); 1651 IO.mapRequired("FileHeader", Object.Header); 1652 IO.mapOptional("SectionHeaderTable", Object.SectionHeaders); 1653 IO.mapOptional("ProgramHeaders", Object.ProgramHeaders); 1654 IO.mapOptional("Sections", Object.Chunks); 1655 IO.mapOptional("Symbols", Object.Symbols); 1656 IO.mapOptional("DynamicSymbols", Object.DynamicSymbols); 1657 IO.mapOptional("DWARF", Object.DWARF); 1658 if (Object.DWARF) { 1659 Object.DWARF->IsLittleEndian = 1660 Object.Header.Data == ELFYAML::ELF_ELFDATA(ELF::ELFDATA2LSB); 1661 Object.DWARF->Is64bit = 1662 Object.Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64); 1663 } 1664 IO.setContext(nullptr); 1665 } 1666 1667 void MappingTraits<ELFYAML::LinkerOption>::mapping(IO &IO, 1668 ELFYAML::LinkerOption &Opt) { 1669 assert(IO.getContext() && "The IO context is not initialized"); 1670 IO.mapRequired("Name", Opt.Key); 1671 IO.mapRequired("Value", Opt.Value); 1672 } 1673 1674 void MappingTraits<ELFYAML::CallGraphEntry>::mapping( 1675 IO &IO, ELFYAML::CallGraphEntry &E) { 1676 assert(IO.getContext() && "The IO context is not initialized"); 1677 IO.mapRequired("From", E.From); 1678 IO.mapRequired("To", E.To); 1679 IO.mapRequired("Weight", E.Weight); 1680 } 1681 1682 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG) 1683 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP) 1684 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT) 1685 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE) 1686 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1) 1687 1688 } // end namespace yaml 1689 1690 } // end namespace llvm 1691