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