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 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1030, EF_AMDGPU_MACH); 433 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1031, EF_AMDGPU_MACH); 434 BCase(EF_AMDGPU_XNACK); 435 BCase(EF_AMDGPU_SRAM_ECC); 436 break; 437 default: 438 break; 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 BCase(CRC); 826 BCase(GINV); 827 #undef BCase 828 } 829 830 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset( 831 IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) { 832 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X) 833 BCase(ODDSPREG); 834 #undef BCase 835 } 836 837 void MappingTraits<ELFYAML::SectionHeader>::mapping( 838 IO &IO, ELFYAML::SectionHeader &SHdr) { 839 IO.mapRequired("Name", SHdr.Name); 840 } 841 842 void MappingTraits<ELFYAML::SectionHeaderTable>::mapping( 843 IO &IO, ELFYAML::SectionHeaderTable &SectionHeader) { 844 IO.mapOptional("Sections", SectionHeader.Sections); 845 IO.mapOptional("Excluded", SectionHeader.Excluded); 846 IO.mapOptional("NoHeaders", SectionHeader.NoHeaders); 847 } 848 849 StringRef MappingTraits<ELFYAML::SectionHeaderTable>::validate( 850 IO &IO, ELFYAML::SectionHeaderTable &SecHdrTable) { 851 if (SecHdrTable.NoHeaders && (SecHdrTable.Sections || SecHdrTable.Excluded)) 852 return "NoHeaders can't be used together with Sections/Excluded"; 853 if (!SecHdrTable.NoHeaders && !SecHdrTable.Sections && !SecHdrTable.Excluded) 854 return "SectionHeaderTable can't be empty. Use 'NoHeaders' key to drop the " 855 "section header table"; 856 return StringRef(); 857 } 858 859 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO, 860 ELFYAML::FileHeader &FileHdr) { 861 IO.mapRequired("Class", FileHdr.Class); 862 IO.mapRequired("Data", FileHdr.Data); 863 IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0)); 864 IO.mapOptional("ABIVersion", FileHdr.ABIVersion, Hex8(0)); 865 IO.mapRequired("Type", FileHdr.Type); 866 IO.mapRequired("Machine", FileHdr.Machine); 867 IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0)); 868 IO.mapOptional("Entry", FileHdr.Entry, Hex64(0)); 869 870 // obj2yaml does not dump these fields. 871 assert(!IO.outputting() || 872 (!FileHdr.EPhOff && !FileHdr.EPhEntSize && !FileHdr.EPhNum)); 873 IO.mapOptional("EPhOff", FileHdr.EPhOff); 874 IO.mapOptional("EPhEntSize", FileHdr.EPhEntSize); 875 IO.mapOptional("EPhNum", FileHdr.EPhNum); 876 IO.mapOptional("EShEntSize", FileHdr.EShEntSize); 877 IO.mapOptional("EShOff", FileHdr.EShOff); 878 IO.mapOptional("EShNum", FileHdr.EShNum); 879 IO.mapOptional("EShStrNdx", FileHdr.EShStrNdx); 880 } 881 882 void MappingTraits<ELFYAML::ProgramHeader>::mapping( 883 IO &IO, ELFYAML::ProgramHeader &Phdr) { 884 IO.mapRequired("Type", Phdr.Type); 885 IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0)); 886 IO.mapOptional("Sections", Phdr.Sections); 887 IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0)); 888 IO.mapOptional("PAddr", Phdr.PAddr, Phdr.VAddr); 889 IO.mapOptional("Align", Phdr.Align); 890 IO.mapOptional("FileSize", Phdr.FileSize); 891 IO.mapOptional("MemSize", Phdr.MemSize); 892 IO.mapOptional("Offset", Phdr.Offset); 893 } 894 895 LLVM_YAML_STRONG_TYPEDEF(StringRef, StOtherPiece) 896 897 template <> struct ScalarTraits<StOtherPiece> { 898 static void output(const StOtherPiece &Val, void *, raw_ostream &Out) { 899 Out << Val; 900 } 901 static StringRef input(StringRef Scalar, void *, StOtherPiece &Val) { 902 Val = Scalar; 903 return {}; 904 } 905 static QuotingType mustQuote(StringRef) { return QuotingType::None; } 906 }; 907 template <> struct SequenceElementTraits<StOtherPiece> { 908 static const bool flow = true; 909 }; 910 911 template <> struct ScalarTraits<ELFYAML::YAMLFlowString> { 912 static void output(const ELFYAML::YAMLFlowString &Val, void *, 913 raw_ostream &Out) { 914 Out << Val; 915 } 916 static StringRef input(StringRef Scalar, void *, 917 ELFYAML::YAMLFlowString &Val) { 918 Val = Scalar; 919 return {}; 920 } 921 static QuotingType mustQuote(StringRef S) { 922 return ScalarTraits<StringRef>::mustQuote(S); 923 } 924 }; 925 template <> struct SequenceElementTraits<ELFYAML::YAMLFlowString> { 926 static const bool flow = true; 927 }; 928 929 namespace { 930 931 struct NormalizedOther { 932 NormalizedOther(IO &IO) : YamlIO(IO) {} 933 NormalizedOther(IO &IO, Optional<uint8_t> Original) : YamlIO(IO) { 934 assert(Original && "This constructor is only used for outputting YAML and " 935 "assumes a non-empty Original"); 936 std::vector<StOtherPiece> Ret; 937 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 938 for (std::pair<StringRef, uint8_t> &P : 939 getFlags(Object->Header.Machine).takeVector()) { 940 uint8_t FlagValue = P.second; 941 if ((*Original & FlagValue) != FlagValue) 942 continue; 943 *Original &= ~FlagValue; 944 Ret.push_back({P.first}); 945 } 946 947 if (*Original != 0) { 948 UnknownFlagsHolder = std::to_string(*Original); 949 Ret.push_back({UnknownFlagsHolder}); 950 } 951 952 if (!Ret.empty()) 953 Other = std::move(Ret); 954 } 955 956 uint8_t toValue(StringRef Name) { 957 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 958 MapVector<StringRef, uint8_t> Flags = getFlags(Object->Header.Machine); 959 960 auto It = Flags.find(Name); 961 if (It != Flags.end()) 962 return It->second; 963 964 uint8_t Val; 965 if (to_integer(Name, Val)) 966 return Val; 967 968 YamlIO.setError("an unknown value is used for symbol's 'Other' field: " + 969 Name); 970 return 0; 971 } 972 973 Optional<uint8_t> denormalize(IO &) { 974 if (!Other) 975 return None; 976 uint8_t Ret = 0; 977 for (StOtherPiece &Val : *Other) 978 Ret |= toValue(Val); 979 return Ret; 980 } 981 982 // st_other field is used to encode symbol visibility and platform-dependent 983 // flags and values. This method returns a name to value map that is used for 984 // parsing and encoding this field. 985 MapVector<StringRef, uint8_t> getFlags(unsigned EMachine) { 986 MapVector<StringRef, uint8_t> Map; 987 // STV_* values are just enumeration values. We add them in a reversed order 988 // because when we convert the st_other to named constants when printing 989 // YAML we want to use a maximum number of bits on each step: 990 // when we have st_other == 3, we want to print it as STV_PROTECTED (3), but 991 // not as STV_HIDDEN (2) + STV_INTERNAL (1). 992 Map["STV_PROTECTED"] = ELF::STV_PROTECTED; 993 Map["STV_HIDDEN"] = ELF::STV_HIDDEN; 994 Map["STV_INTERNAL"] = ELF::STV_INTERNAL; 995 // STV_DEFAULT is used to represent the default visibility and has a value 996 // 0. We want to be able to read it from YAML documents, but there is no 997 // reason to print it. 998 if (!YamlIO.outputting()) 999 Map["STV_DEFAULT"] = ELF::STV_DEFAULT; 1000 1001 // MIPS is not consistent. All of the STO_MIPS_* values are bit flags, 1002 // except STO_MIPS_MIPS16 which overlaps them. It should be checked and 1003 // consumed first when we print the output, because we do not want to print 1004 // any other flags that have the same bits instead. 1005 if (EMachine == ELF::EM_MIPS) { 1006 Map["STO_MIPS_MIPS16"] = ELF::STO_MIPS_MIPS16; 1007 Map["STO_MIPS_MICROMIPS"] = ELF::STO_MIPS_MICROMIPS; 1008 Map["STO_MIPS_PIC"] = ELF::STO_MIPS_PIC; 1009 Map["STO_MIPS_PLT"] = ELF::STO_MIPS_PLT; 1010 Map["STO_MIPS_OPTIONAL"] = ELF::STO_MIPS_OPTIONAL; 1011 } 1012 return Map; 1013 } 1014 1015 IO &YamlIO; 1016 Optional<std::vector<StOtherPiece>> Other; 1017 std::string UnknownFlagsHolder; 1018 }; 1019 1020 } // end anonymous namespace 1021 1022 void ScalarTraits<ELFYAML::YAMLIntUInt>::output(const ELFYAML::YAMLIntUInt &Val, 1023 void *Ctx, raw_ostream &Out) { 1024 Out << Val; 1025 } 1026 1027 StringRef ScalarTraits<ELFYAML::YAMLIntUInt>::input(StringRef Scalar, void *Ctx, 1028 ELFYAML::YAMLIntUInt &Val) { 1029 const bool Is64 = static_cast<ELFYAML::Object *>(Ctx)->Header.Class == 1030 ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64); 1031 StringRef ErrMsg = "invalid number"; 1032 // We do not accept negative hex numbers because their meaning is ambiguous. 1033 // For example, would -0xfffffffff mean 1 or INT32_MIN? 1034 if (Scalar.empty() || Scalar.startswith("-0x")) 1035 return ErrMsg; 1036 1037 if (Scalar.startswith("-")) { 1038 const int64_t MinVal = Is64 ? INT64_MIN : INT32_MIN; 1039 long long Int; 1040 if (getAsSignedInteger(Scalar, /*Radix=*/0, Int) || (Int < MinVal)) 1041 return ErrMsg; 1042 Val = Int; 1043 return ""; 1044 } 1045 1046 const uint64_t MaxVal = Is64 ? UINT64_MAX : UINT32_MAX; 1047 unsigned long long UInt; 1048 if (getAsUnsignedInteger(Scalar, /*Radix=*/0, UInt) || (UInt > MaxVal)) 1049 return ErrMsg; 1050 Val = UInt; 1051 return ""; 1052 } 1053 1054 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) { 1055 IO.mapOptional("Name", Symbol.Name, StringRef()); 1056 IO.mapOptional("StName", Symbol.StName); 1057 IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0)); 1058 IO.mapOptional("Section", Symbol.Section, StringRef()); 1059 IO.mapOptional("Index", Symbol.Index); 1060 IO.mapOptional("Binding", Symbol.Binding, ELFYAML::ELF_STB(0)); 1061 IO.mapOptional("Value", Symbol.Value, Hex64(0)); 1062 IO.mapOptional("Size", Symbol.Size, Hex64(0)); 1063 1064 // Symbol's Other field is a bit special. It is usually a field that 1065 // represents st_other and holds the symbol visibility. However, on some 1066 // platforms, it can contain bit fields and regular values, or even sometimes a 1067 // crazy mix of them (see comments for NormalizedOther). Because of this, we 1068 // need special handling. 1069 MappingNormalization<NormalizedOther, Optional<uint8_t>> Keys(IO, 1070 Symbol.Other); 1071 IO.mapOptional("Other", Keys->Other); 1072 } 1073 1074 StringRef MappingTraits<ELFYAML::Symbol>::validate(IO &IO, 1075 ELFYAML::Symbol &Symbol) { 1076 if (Symbol.Index && Symbol.Section.data()) 1077 return "Index and Section cannot both be specified for Symbol"; 1078 return StringRef(); 1079 } 1080 1081 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) { 1082 IO.mapOptional("Name", Section.Name, StringRef()); 1083 IO.mapRequired("Type", Section.Type); 1084 IO.mapOptional("Flags", Section.Flags); 1085 IO.mapOptional("Address", Section.Address); 1086 IO.mapOptional("Link", Section.Link, StringRef()); 1087 IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0)); 1088 IO.mapOptional("EntSize", Section.EntSize); 1089 IO.mapOptional("Offset", Section.Offset); 1090 1091 // obj2yaml does not dump these fields. They are expected to be empty when we 1092 // are producing YAML, because yaml2obj sets appropriate values for them 1093 // automatically when they are not explicitly defined. 1094 assert(!IO.outputting() || 1095 (!Section.ShOffset.hasValue() && !Section.ShSize.hasValue() && 1096 !Section.ShName.hasValue() && !Section.ShFlags.hasValue() && 1097 !Section.ShType.hasValue())); 1098 IO.mapOptional("ShName", Section.ShName); 1099 IO.mapOptional("ShOffset", Section.ShOffset); 1100 IO.mapOptional("ShSize", Section.ShSize); 1101 IO.mapOptional("ShFlags", Section.ShFlags); 1102 IO.mapOptional("ShType", Section.ShType); 1103 } 1104 1105 static void sectionMapping(IO &IO, ELFYAML::DynamicSection &Section) { 1106 commonSectionMapping(IO, Section); 1107 IO.mapOptional("Entries", Section.Entries); 1108 IO.mapOptional("Content", Section.Content); 1109 } 1110 1111 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) { 1112 commonSectionMapping(IO, Section); 1113 IO.mapOptional("Content", Section.Content); 1114 1115 // We also support reading a content as array of bytes using the ContentArray 1116 // key. obj2yaml never prints this field. 1117 assert(!IO.outputting() || !Section.ContentBuf.hasValue()); 1118 IO.mapOptional("ContentArray", Section.ContentBuf); 1119 if (Section.ContentBuf) { 1120 if (Section.Content) 1121 IO.setError("Content and ContentArray can't be used together"); 1122 Section.Content = yaml::BinaryRef(*Section.ContentBuf); 1123 } 1124 1125 IO.mapOptional("Size", Section.Size); 1126 IO.mapOptional("Info", Section.Info); 1127 } 1128 1129 static void sectionMapping(IO &IO, ELFYAML::StackSizesSection &Section) { 1130 commonSectionMapping(IO, Section); 1131 IO.mapOptional("Content", Section.Content); 1132 IO.mapOptional("Size", Section.Size); 1133 IO.mapOptional("Entries", Section.Entries); 1134 } 1135 1136 static void sectionMapping(IO &IO, ELFYAML::HashSection &Section) { 1137 commonSectionMapping(IO, Section); 1138 IO.mapOptional("Content", Section.Content); 1139 IO.mapOptional("Bucket", Section.Bucket); 1140 IO.mapOptional("Chain", Section.Chain); 1141 IO.mapOptional("Size", Section.Size); 1142 1143 // obj2yaml does not dump these fields. They can be used to override nchain 1144 // and nbucket values for creating broken sections. 1145 assert(!IO.outputting() || 1146 (!Section.NBucket.hasValue() && !Section.NChain.hasValue())); 1147 IO.mapOptional("NChain", Section.NChain); 1148 IO.mapOptional("NBucket", Section.NBucket); 1149 } 1150 1151 static void sectionMapping(IO &IO, ELFYAML::NoteSection &Section) { 1152 commonSectionMapping(IO, Section); 1153 IO.mapOptional("Content", Section.Content); 1154 IO.mapOptional("Size", Section.Size); 1155 IO.mapOptional("Notes", Section.Notes); 1156 } 1157 1158 1159 static void sectionMapping(IO &IO, ELFYAML::GnuHashSection &Section) { 1160 commonSectionMapping(IO, Section); 1161 IO.mapOptional("Content", Section.Content); 1162 IO.mapOptional("Header", Section.Header); 1163 IO.mapOptional("BloomFilter", Section.BloomFilter); 1164 IO.mapOptional("HashBuckets", Section.HashBuckets); 1165 IO.mapOptional("HashValues", Section.HashValues); 1166 } 1167 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) { 1168 commonSectionMapping(IO, Section); 1169 IO.mapOptional("Size", Section.Size, Hex64(0)); 1170 } 1171 1172 static void sectionMapping(IO &IO, ELFYAML::VerdefSection &Section) { 1173 commonSectionMapping(IO, Section); 1174 IO.mapRequired("Info", Section.Info); 1175 IO.mapOptional("Entries", Section.Entries); 1176 IO.mapOptional("Content", Section.Content); 1177 } 1178 1179 static void sectionMapping(IO &IO, ELFYAML::SymverSection &Section) { 1180 commonSectionMapping(IO, Section); 1181 IO.mapRequired("Entries", Section.Entries); 1182 } 1183 1184 static void sectionMapping(IO &IO, ELFYAML::VerneedSection &Section) { 1185 commonSectionMapping(IO, Section); 1186 IO.mapRequired("Info", Section.Info); 1187 IO.mapOptional("Dependencies", Section.VerneedV); 1188 IO.mapOptional("Content", Section.Content); 1189 } 1190 1191 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) { 1192 commonSectionMapping(IO, Section); 1193 IO.mapOptional("Info", Section.RelocatableSec, StringRef()); 1194 IO.mapOptional("Relocations", Section.Relocations); 1195 } 1196 1197 static void sectionMapping(IO &IO, ELFYAML::RelrSection &Section) { 1198 commonSectionMapping(IO, Section); 1199 IO.mapOptional("Entries", Section.Entries); 1200 IO.mapOptional("Content", Section.Content); 1201 } 1202 1203 static void groupSectionMapping(IO &IO, ELFYAML::Group &Group) { 1204 commonSectionMapping(IO, Group); 1205 IO.mapOptional("Info", Group.Signature); 1206 IO.mapRequired("Members", Group.Members); 1207 } 1208 1209 static void sectionMapping(IO &IO, ELFYAML::SymtabShndxSection &Section) { 1210 commonSectionMapping(IO, Section); 1211 IO.mapRequired("Entries", Section.Entries); 1212 } 1213 1214 static void sectionMapping(IO &IO, ELFYAML::AddrsigSection &Section) { 1215 commonSectionMapping(IO, Section); 1216 IO.mapOptional("Content", Section.Content); 1217 IO.mapOptional("Size", Section.Size); 1218 IO.mapOptional("Symbols", Section.Symbols); 1219 } 1220 1221 static void fillMapping(IO &IO, ELFYAML::Fill &Fill) { 1222 IO.mapOptional("Name", Fill.Name, StringRef()); 1223 IO.mapOptional("Pattern", Fill.Pattern); 1224 IO.mapOptional("Offset", Fill.Offset); 1225 IO.mapRequired("Size", Fill.Size); 1226 } 1227 1228 static void sectionMapping(IO &IO, ELFYAML::LinkerOptionsSection &Section) { 1229 commonSectionMapping(IO, Section); 1230 IO.mapOptional("Options", Section.Options); 1231 IO.mapOptional("Content", Section.Content); 1232 } 1233 1234 static void sectionMapping(IO &IO, 1235 ELFYAML::DependentLibrariesSection &Section) { 1236 commonSectionMapping(IO, Section); 1237 IO.mapOptional("Libraries", Section.Libs); 1238 IO.mapOptional("Content", Section.Content); 1239 } 1240 1241 static void sectionMapping(IO &IO, ELFYAML::CallGraphProfileSection &Section) { 1242 commonSectionMapping(IO, Section); 1243 IO.mapOptional("Entries", Section.Entries); 1244 IO.mapOptional("Content", Section.Content); 1245 } 1246 1247 void MappingTraits<ELFYAML::SectionOrType>::mapping( 1248 IO &IO, ELFYAML::SectionOrType §ionOrType) { 1249 IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType); 1250 } 1251 1252 void MappingTraits<ELFYAML::SectionName>::mapping( 1253 IO &IO, ELFYAML::SectionName §ionName) { 1254 IO.mapRequired("Section", sectionName.Section); 1255 } 1256 1257 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) { 1258 commonSectionMapping(IO, Section); 1259 IO.mapOptional("Version", Section.Version, Hex16(0)); 1260 IO.mapRequired("ISA", Section.ISALevel); 1261 IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0)); 1262 IO.mapOptional("ISAExtension", Section.ISAExtension, 1263 ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE)); 1264 IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0)); 1265 IO.mapOptional("FpABI", Section.FpABI, 1266 ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY)); 1267 IO.mapOptional("GPRSize", Section.GPRSize, 1268 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1269 IO.mapOptional("CPR1Size", Section.CPR1Size, 1270 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1271 IO.mapOptional("CPR2Size", Section.CPR2Size, 1272 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1273 IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0)); 1274 IO.mapOptional("Flags2", Section.Flags2, Hex32(0)); 1275 } 1276 1277 void MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::mapping( 1278 IO &IO, std::unique_ptr<ELFYAML::Chunk> &Section) { 1279 ELFYAML::ELF_SHT Type; 1280 if (IO.outputting()) { 1281 Type = cast<ELFYAML::Section>(Section.get())->Type; 1282 } else { 1283 // When the Type string does not have a "SHT_" prefix, we know it is not a 1284 // description of a regular ELF output section. Currently, we have one 1285 // special type named "Fill". See comments for Fill. 1286 StringRef StrType; 1287 IO.mapRequired("Type", StrType); 1288 if (StrType == "Fill") { 1289 Section.reset(new ELFYAML::Fill()); 1290 fillMapping(IO, *cast<ELFYAML::Fill>(Section.get())); 1291 return; 1292 } 1293 1294 IO.mapRequired("Type", Type); 1295 } 1296 1297 switch (Type) { 1298 case ELF::SHT_DYNAMIC: 1299 if (!IO.outputting()) 1300 Section.reset(new ELFYAML::DynamicSection()); 1301 sectionMapping(IO, *cast<ELFYAML::DynamicSection>(Section.get())); 1302 break; 1303 case ELF::SHT_REL: 1304 case ELF::SHT_RELA: 1305 if (!IO.outputting()) 1306 Section.reset(new ELFYAML::RelocationSection()); 1307 sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get())); 1308 break; 1309 case ELF::SHT_RELR: 1310 if (!IO.outputting()) 1311 Section.reset(new ELFYAML::RelrSection()); 1312 sectionMapping(IO, *cast<ELFYAML::RelrSection>(Section.get())); 1313 break; 1314 case ELF::SHT_GROUP: 1315 if (!IO.outputting()) 1316 Section.reset(new ELFYAML::Group()); 1317 groupSectionMapping(IO, *cast<ELFYAML::Group>(Section.get())); 1318 break; 1319 case ELF::SHT_NOBITS: 1320 if (!IO.outputting()) 1321 Section.reset(new ELFYAML::NoBitsSection()); 1322 sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get())); 1323 break; 1324 case ELF::SHT_HASH: 1325 if (!IO.outputting()) 1326 Section.reset(new ELFYAML::HashSection()); 1327 sectionMapping(IO, *cast<ELFYAML::HashSection>(Section.get())); 1328 break; 1329 case ELF::SHT_NOTE: 1330 if (!IO.outputting()) 1331 Section.reset(new ELFYAML::NoteSection()); 1332 sectionMapping(IO, *cast<ELFYAML::NoteSection>(Section.get())); 1333 break; 1334 case ELF::SHT_GNU_HASH: 1335 if (!IO.outputting()) 1336 Section.reset(new ELFYAML::GnuHashSection()); 1337 sectionMapping(IO, *cast<ELFYAML::GnuHashSection>(Section.get())); 1338 break; 1339 case ELF::SHT_MIPS_ABIFLAGS: 1340 if (!IO.outputting()) 1341 Section.reset(new ELFYAML::MipsABIFlags()); 1342 sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get())); 1343 break; 1344 case ELF::SHT_GNU_verdef: 1345 if (!IO.outputting()) 1346 Section.reset(new ELFYAML::VerdefSection()); 1347 sectionMapping(IO, *cast<ELFYAML::VerdefSection>(Section.get())); 1348 break; 1349 case ELF::SHT_GNU_versym: 1350 if (!IO.outputting()) 1351 Section.reset(new ELFYAML::SymverSection()); 1352 sectionMapping(IO, *cast<ELFYAML::SymverSection>(Section.get())); 1353 break; 1354 case ELF::SHT_GNU_verneed: 1355 if (!IO.outputting()) 1356 Section.reset(new ELFYAML::VerneedSection()); 1357 sectionMapping(IO, *cast<ELFYAML::VerneedSection>(Section.get())); 1358 break; 1359 case ELF::SHT_SYMTAB_SHNDX: 1360 if (!IO.outputting()) 1361 Section.reset(new ELFYAML::SymtabShndxSection()); 1362 sectionMapping(IO, *cast<ELFYAML::SymtabShndxSection>(Section.get())); 1363 break; 1364 case ELF::SHT_LLVM_ADDRSIG: 1365 if (!IO.outputting()) 1366 Section.reset(new ELFYAML::AddrsigSection()); 1367 sectionMapping(IO, *cast<ELFYAML::AddrsigSection>(Section.get())); 1368 break; 1369 case ELF::SHT_LLVM_LINKER_OPTIONS: 1370 if (!IO.outputting()) 1371 Section.reset(new ELFYAML::LinkerOptionsSection()); 1372 sectionMapping(IO, *cast<ELFYAML::LinkerOptionsSection>(Section.get())); 1373 break; 1374 case ELF::SHT_LLVM_DEPENDENT_LIBRARIES: 1375 if (!IO.outputting()) 1376 Section.reset(new ELFYAML::DependentLibrariesSection()); 1377 sectionMapping(IO, 1378 *cast<ELFYAML::DependentLibrariesSection>(Section.get())); 1379 break; 1380 case ELF::SHT_LLVM_CALL_GRAPH_PROFILE: 1381 if (!IO.outputting()) 1382 Section.reset(new ELFYAML::CallGraphProfileSection()); 1383 sectionMapping(IO, *cast<ELFYAML::CallGraphProfileSection>(Section.get())); 1384 break; 1385 default: 1386 if (!IO.outputting()) { 1387 StringRef Name; 1388 IO.mapOptional("Name", Name, StringRef()); 1389 Name = ELFYAML::dropUniqueSuffix(Name); 1390 1391 if (ELFYAML::StackSizesSection::nameMatches(Name)) 1392 Section = std::make_unique<ELFYAML::StackSizesSection>(); 1393 else 1394 Section = std::make_unique<ELFYAML::RawContentSection>(); 1395 } 1396 1397 if (auto S = dyn_cast<ELFYAML::RawContentSection>(Section.get())) 1398 sectionMapping(IO, *S); 1399 else 1400 sectionMapping(IO, *cast<ELFYAML::StackSizesSection>(Section.get())); 1401 } 1402 } 1403 1404 StringRef MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::validate( 1405 IO &io, std::unique_ptr<ELFYAML::Chunk> &C) { 1406 if (const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(C.get())) { 1407 if (RawSection->Size && RawSection->Content && 1408 (uint64_t)(*RawSection->Size) < RawSection->Content->binary_size()) 1409 return "Section size must be greater than or equal to the content size"; 1410 if (RawSection->Flags && RawSection->ShFlags) 1411 return "ShFlags and Flags cannot be used together"; 1412 return {}; 1413 } 1414 1415 if (const auto *SS = dyn_cast<ELFYAML::StackSizesSection>(C.get())) { 1416 if (!SS->Entries && !SS->Content && !SS->Size) 1417 return ".stack_sizes: one of Content, Entries and Size must be specified"; 1418 1419 if (SS->Size && SS->Content && 1420 (uint64_t)(*SS->Size) < SS->Content->binary_size()) 1421 return ".stack_sizes: Size must be greater than or equal to the content " 1422 "size"; 1423 1424 // We accept Content, Size or both together when there are no Entries. 1425 if (!SS->Entries) 1426 return {}; 1427 1428 if (SS->Size) 1429 return ".stack_sizes: Size and Entries cannot be used together"; 1430 if (SS->Content) 1431 return ".stack_sizes: Content and Entries cannot be used together"; 1432 return {}; 1433 } 1434 1435 if (const auto *HS = dyn_cast<ELFYAML::HashSection>(C.get())) { 1436 if (!HS->Content && !HS->Bucket && !HS->Chain && !HS->Size) 1437 return "one of \"Content\", \"Size\", \"Bucket\" or \"Chain\" must be " 1438 "specified"; 1439 1440 if (HS->Content || HS->Size) { 1441 if (HS->Size && HS->Content && 1442 (uint64_t)*HS->Size < HS->Content->binary_size()) 1443 return "\"Size\" must be greater than or equal to the content " 1444 "size"; 1445 1446 if (HS->Bucket) 1447 return "\"Bucket\" cannot be used with \"Content\" or \"Size\""; 1448 if (HS->Chain) 1449 return "\"Chain\" cannot be used with \"Content\" or \"Size\""; 1450 return {}; 1451 } 1452 1453 if ((HS->Bucket && !HS->Chain) || (!HS->Bucket && HS->Chain)) 1454 return "\"Bucket\" and \"Chain\" must be used together"; 1455 return {}; 1456 } 1457 1458 if (const auto *Sec = dyn_cast<ELFYAML::AddrsigSection>(C.get())) { 1459 if (!Sec->Symbols && !Sec->Content && !Sec->Size) 1460 return "one of \"Content\", \"Size\" or \"Symbols\" must be specified"; 1461 1462 if (Sec->Content || Sec->Size) { 1463 if (Sec->Size && Sec->Content && 1464 (uint64_t)*Sec->Size < Sec->Content->binary_size()) 1465 return "\"Size\" must be greater than or equal to the content " 1466 "size"; 1467 1468 if (Sec->Symbols) 1469 return "\"Symbols\" cannot be used with \"Content\" or \"Size\""; 1470 return {}; 1471 } 1472 1473 if (!Sec->Symbols) 1474 return {}; 1475 return {}; 1476 } 1477 1478 if (const auto *NS = dyn_cast<ELFYAML::NoteSection>(C.get())) { 1479 if (!NS->Content && !NS->Size && !NS->Notes) 1480 return "one of \"Content\", \"Size\" or \"Notes\" must be " 1481 "specified"; 1482 1483 if (!NS->Content && !NS->Size) 1484 return {}; 1485 1486 if (NS->Size && NS->Content && 1487 (uint64_t)*NS->Size < NS->Content->binary_size()) 1488 return "\"Size\" must be greater than or equal to the content " 1489 "size"; 1490 1491 if (NS->Notes) 1492 return "\"Notes\" cannot be used with \"Content\" or \"Size\""; 1493 return {}; 1494 } 1495 1496 if (const auto *Sec = dyn_cast<ELFYAML::GnuHashSection>(C.get())) { 1497 if (!Sec->Content && !Sec->Header && !Sec->BloomFilter && 1498 !Sec->HashBuckets && !Sec->HashValues) 1499 return "either \"Content\" or \"Header\", \"BloomFilter\", " 1500 "\"HashBuckets\" and \"HashBuckets\" must be specified"; 1501 1502 if (Sec->Header || Sec->BloomFilter || Sec->HashBuckets || 1503 Sec->HashValues) { 1504 if (!Sec->Header || !Sec->BloomFilter || !Sec->HashBuckets || 1505 !Sec->HashValues) 1506 return "\"Header\", \"BloomFilter\", " 1507 "\"HashBuckets\" and \"HashValues\" must be used together"; 1508 if (Sec->Content) 1509 return "\"Header\", \"BloomFilter\", " 1510 "\"HashBuckets\" and \"HashValues\" can't be used together with " 1511 "\"Content\""; 1512 return {}; 1513 } 1514 1515 // Only Content is specified. 1516 return {}; 1517 } 1518 1519 if (const auto *Sec = dyn_cast<ELFYAML::LinkerOptionsSection>(C.get())) { 1520 if (Sec->Options && Sec->Content) 1521 return "\"Options\" and \"Content\" can't be used together"; 1522 return {}; 1523 } 1524 1525 if (const auto *Sec = dyn_cast<ELFYAML::DependentLibrariesSection>(C.get())) { 1526 if (Sec->Libs && Sec->Content) 1527 return "SHT_LLVM_DEPENDENT_LIBRARIES: \"Libraries\" and \"Content\" " 1528 "can't " 1529 "be used together"; 1530 return {}; 1531 } 1532 1533 if (const auto *F = dyn_cast<ELFYAML::Fill>(C.get())) { 1534 if (!F->Pattern) 1535 return {}; 1536 if (F->Pattern->binary_size() != 0 && !F->Size) 1537 return "\"Size\" can't be 0 when \"Pattern\" is not empty"; 1538 return {}; 1539 } 1540 1541 if (const auto *VD = dyn_cast<ELFYAML::VerdefSection>(C.get())) { 1542 if (VD->Entries && VD->Content) 1543 return "SHT_GNU_verdef: \"Entries\" and \"Content\" can't be used " 1544 "together"; 1545 return {}; 1546 } 1547 1548 if (const auto *VD = dyn_cast<ELFYAML::VerneedSection>(C.get())) { 1549 if (VD->VerneedV && VD->Content) 1550 return "SHT_GNU_verneed: \"Dependencies\" and \"Content\" can't be used " 1551 "together"; 1552 return {}; 1553 } 1554 1555 if (const auto *RS = dyn_cast<ELFYAML::RelrSection>(C.get())) { 1556 if (RS->Entries && RS->Content) 1557 return "\"Entries\" and \"Content\" can't be used together"; 1558 return {}; 1559 } 1560 1561 if (const auto *CGP = dyn_cast<ELFYAML::CallGraphProfileSection>(C.get())) { 1562 if (CGP->Entries && CGP->Content) 1563 return "\"Entries\" and \"Content\" can't be used together"; 1564 return {}; 1565 } 1566 1567 return {}; 1568 } 1569 1570 namespace { 1571 1572 struct NormalizedMips64RelType { 1573 NormalizedMips64RelType(IO &) 1574 : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1575 Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1576 Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1577 SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {} 1578 NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original) 1579 : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF), 1580 Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {} 1581 1582 ELFYAML::ELF_REL denormalize(IO &) { 1583 ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24; 1584 return Res; 1585 } 1586 1587 ELFYAML::ELF_REL Type; 1588 ELFYAML::ELF_REL Type2; 1589 ELFYAML::ELF_REL Type3; 1590 ELFYAML::ELF_RSS SpecSym; 1591 }; 1592 1593 } // end anonymous namespace 1594 1595 void MappingTraits<ELFYAML::StackSizeEntry>::mapping( 1596 IO &IO, ELFYAML::StackSizeEntry &E) { 1597 assert(IO.getContext() && "The IO context is not initialized"); 1598 IO.mapOptional("Address", E.Address, Hex64(0)); 1599 IO.mapRequired("Size", E.Size); 1600 } 1601 1602 void MappingTraits<ELFYAML::GnuHashHeader>::mapping(IO &IO, 1603 ELFYAML::GnuHashHeader &E) { 1604 assert(IO.getContext() && "The IO context is not initialized"); 1605 IO.mapOptional("NBuckets", E.NBuckets); 1606 IO.mapRequired("SymNdx", E.SymNdx); 1607 IO.mapOptional("MaskWords", E.MaskWords); 1608 IO.mapRequired("Shift2", E.Shift2); 1609 } 1610 1611 void MappingTraits<ELFYAML::DynamicEntry>::mapping(IO &IO, 1612 ELFYAML::DynamicEntry &Rel) { 1613 assert(IO.getContext() && "The IO context is not initialized"); 1614 1615 IO.mapRequired("Tag", Rel.Tag); 1616 IO.mapRequired("Value", Rel.Val); 1617 } 1618 1619 void MappingTraits<ELFYAML::NoteEntry>::mapping(IO &IO, ELFYAML::NoteEntry &N) { 1620 assert(IO.getContext() && "The IO context is not initialized"); 1621 1622 IO.mapOptional("Name", N.Name); 1623 IO.mapOptional("Desc", N.Desc); 1624 IO.mapRequired("Type", N.Type); 1625 } 1626 1627 void MappingTraits<ELFYAML::VerdefEntry>::mapping(IO &IO, 1628 ELFYAML::VerdefEntry &E) { 1629 assert(IO.getContext() && "The IO context is not initialized"); 1630 1631 IO.mapRequired("Version", E.Version); 1632 IO.mapRequired("Flags", E.Flags); 1633 IO.mapRequired("VersionNdx", E.VersionNdx); 1634 IO.mapRequired("Hash", E.Hash); 1635 IO.mapRequired("Names", E.VerNames); 1636 } 1637 1638 void MappingTraits<ELFYAML::VerneedEntry>::mapping(IO &IO, 1639 ELFYAML::VerneedEntry &E) { 1640 assert(IO.getContext() && "The IO context is not initialized"); 1641 1642 IO.mapRequired("Version", E.Version); 1643 IO.mapRequired("File", E.File); 1644 IO.mapRequired("Entries", E.AuxV); 1645 } 1646 1647 void MappingTraits<ELFYAML::VernauxEntry>::mapping(IO &IO, 1648 ELFYAML::VernauxEntry &E) { 1649 assert(IO.getContext() && "The IO context is not initialized"); 1650 1651 IO.mapRequired("Name", E.Name); 1652 IO.mapRequired("Hash", E.Hash); 1653 IO.mapRequired("Flags", E.Flags); 1654 IO.mapRequired("Other", E.Other); 1655 } 1656 1657 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO, 1658 ELFYAML::Relocation &Rel) { 1659 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 1660 assert(Object && "The IO context is not initialized"); 1661 1662 IO.mapOptional("Offset", Rel.Offset, (Hex64)0); 1663 IO.mapOptional("Symbol", Rel.Symbol); 1664 1665 if (Object->Header.Machine == ELFYAML::ELF_EM(ELF::EM_MIPS) && 1666 Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) { 1667 MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key( 1668 IO, Rel.Type); 1669 IO.mapRequired("Type", Key->Type); 1670 IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1671 IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1672 IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF)); 1673 } else 1674 IO.mapRequired("Type", Rel.Type); 1675 1676 IO.mapOptional("Addend", Rel.Addend, (ELFYAML::YAMLIntUInt)0); 1677 } 1678 1679 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) { 1680 assert(!IO.getContext() && "The IO context is initialized already"); 1681 IO.setContext(&Object); 1682 IO.mapTag("!ELF", true); 1683 IO.mapRequired("FileHeader", Object.Header); 1684 IO.mapOptional("SectionHeaderTable", Object.SectionHeaders); 1685 IO.mapOptional("ProgramHeaders", Object.ProgramHeaders); 1686 IO.mapOptional("Sections", Object.Chunks); 1687 IO.mapOptional("Symbols", Object.Symbols); 1688 IO.mapOptional("DynamicSymbols", Object.DynamicSymbols); 1689 IO.mapOptional("DWARF", Object.DWARF); 1690 if (Object.DWARF) { 1691 Object.DWARF->IsLittleEndian = 1692 Object.Header.Data == ELFYAML::ELF_ELFDATA(ELF::ELFDATA2LSB); 1693 Object.DWARF->Is64BitAddrSize = 1694 Object.Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64); 1695 } 1696 IO.setContext(nullptr); 1697 } 1698 1699 void MappingTraits<ELFYAML::LinkerOption>::mapping(IO &IO, 1700 ELFYAML::LinkerOption &Opt) { 1701 assert(IO.getContext() && "The IO context is not initialized"); 1702 IO.mapRequired("Name", Opt.Key); 1703 IO.mapRequired("Value", Opt.Value); 1704 } 1705 1706 void MappingTraits<ELFYAML::CallGraphEntry>::mapping( 1707 IO &IO, ELFYAML::CallGraphEntry &E) { 1708 assert(IO.getContext() && "The IO context is not initialized"); 1709 IO.mapRequired("From", E.From); 1710 IO.mapRequired("To", E.To); 1711 IO.mapRequired("Weight", E.Weight); 1712 } 1713 1714 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG) 1715 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP) 1716 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT) 1717 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE) 1718 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1) 1719 1720 } // end namespace yaml 1721 1722 } // end namespace llvm 1723