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::Section::~Section() = 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 #undef ECase 58 IO.enumFallback<Hex32>(Value); 59 } 60 61 void ScalarEnumerationTraits<ELFYAML::ELF_EM>::enumeration( 62 IO &IO, ELFYAML::ELF_EM &Value) { 63 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 64 ECase(EM_NONE); 65 ECase(EM_M32); 66 ECase(EM_SPARC); 67 ECase(EM_386); 68 ECase(EM_68K); 69 ECase(EM_88K); 70 ECase(EM_IAMCU); 71 ECase(EM_860); 72 ECase(EM_MIPS); 73 ECase(EM_S370); 74 ECase(EM_MIPS_RS3_LE); 75 ECase(EM_PARISC); 76 ECase(EM_VPP500); 77 ECase(EM_SPARC32PLUS); 78 ECase(EM_960); 79 ECase(EM_PPC); 80 ECase(EM_PPC64); 81 ECase(EM_S390); 82 ECase(EM_SPU); 83 ECase(EM_V800); 84 ECase(EM_FR20); 85 ECase(EM_RH32); 86 ECase(EM_RCE); 87 ECase(EM_ARM); 88 ECase(EM_ALPHA); 89 ECase(EM_SH); 90 ECase(EM_SPARCV9); 91 ECase(EM_TRICORE); 92 ECase(EM_ARC); 93 ECase(EM_H8_300); 94 ECase(EM_H8_300H); 95 ECase(EM_H8S); 96 ECase(EM_H8_500); 97 ECase(EM_IA_64); 98 ECase(EM_MIPS_X); 99 ECase(EM_COLDFIRE); 100 ECase(EM_68HC12); 101 ECase(EM_MMA); 102 ECase(EM_PCP); 103 ECase(EM_NCPU); 104 ECase(EM_NDR1); 105 ECase(EM_STARCORE); 106 ECase(EM_ME16); 107 ECase(EM_ST100); 108 ECase(EM_TINYJ); 109 ECase(EM_X86_64); 110 ECase(EM_PDSP); 111 ECase(EM_PDP10); 112 ECase(EM_PDP11); 113 ECase(EM_FX66); 114 ECase(EM_ST9PLUS); 115 ECase(EM_ST7); 116 ECase(EM_68HC16); 117 ECase(EM_68HC11); 118 ECase(EM_68HC08); 119 ECase(EM_68HC05); 120 ECase(EM_SVX); 121 ECase(EM_ST19); 122 ECase(EM_VAX); 123 ECase(EM_CRIS); 124 ECase(EM_JAVELIN); 125 ECase(EM_FIREPATH); 126 ECase(EM_ZSP); 127 ECase(EM_MMIX); 128 ECase(EM_HUANY); 129 ECase(EM_PRISM); 130 ECase(EM_AVR); 131 ECase(EM_FR30); 132 ECase(EM_D10V); 133 ECase(EM_D30V); 134 ECase(EM_V850); 135 ECase(EM_M32R); 136 ECase(EM_MN10300); 137 ECase(EM_MN10200); 138 ECase(EM_PJ); 139 ECase(EM_OPENRISC); 140 ECase(EM_ARC_COMPACT); 141 ECase(EM_XTENSA); 142 ECase(EM_VIDEOCORE); 143 ECase(EM_TMM_GPP); 144 ECase(EM_NS32K); 145 ECase(EM_TPC); 146 ECase(EM_SNP1K); 147 ECase(EM_ST200); 148 ECase(EM_IP2K); 149 ECase(EM_MAX); 150 ECase(EM_CR); 151 ECase(EM_F2MC16); 152 ECase(EM_MSP430); 153 ECase(EM_BLACKFIN); 154 ECase(EM_SE_C33); 155 ECase(EM_SEP); 156 ECase(EM_ARCA); 157 ECase(EM_UNICORE); 158 ECase(EM_EXCESS); 159 ECase(EM_DXP); 160 ECase(EM_ALTERA_NIOS2); 161 ECase(EM_CRX); 162 ECase(EM_XGATE); 163 ECase(EM_C166); 164 ECase(EM_M16C); 165 ECase(EM_DSPIC30F); 166 ECase(EM_CE); 167 ECase(EM_M32C); 168 ECase(EM_TSK3000); 169 ECase(EM_RS08); 170 ECase(EM_SHARC); 171 ECase(EM_ECOG2); 172 ECase(EM_SCORE7); 173 ECase(EM_DSP24); 174 ECase(EM_VIDEOCORE3); 175 ECase(EM_LATTICEMICO32); 176 ECase(EM_SE_C17); 177 ECase(EM_TI_C6000); 178 ECase(EM_TI_C2000); 179 ECase(EM_TI_C5500); 180 ECase(EM_MMDSP_PLUS); 181 ECase(EM_CYPRESS_M8C); 182 ECase(EM_R32C); 183 ECase(EM_TRIMEDIA); 184 ECase(EM_HEXAGON); 185 ECase(EM_8051); 186 ECase(EM_STXP7X); 187 ECase(EM_NDS32); 188 ECase(EM_ECOG1); 189 ECase(EM_ECOG1X); 190 ECase(EM_MAXQ30); 191 ECase(EM_XIMO16); 192 ECase(EM_MANIK); 193 ECase(EM_CRAYNV2); 194 ECase(EM_RX); 195 ECase(EM_METAG); 196 ECase(EM_MCST_ELBRUS); 197 ECase(EM_ECOG16); 198 ECase(EM_CR16); 199 ECase(EM_ETPU); 200 ECase(EM_SLE9X); 201 ECase(EM_L10M); 202 ECase(EM_K10M); 203 ECase(EM_AARCH64); 204 ECase(EM_AVR32); 205 ECase(EM_STM8); 206 ECase(EM_TILE64); 207 ECase(EM_TILEPRO); 208 ECase(EM_CUDA); 209 ECase(EM_TILEGX); 210 ECase(EM_CLOUDSHIELD); 211 ECase(EM_COREA_1ST); 212 ECase(EM_COREA_2ND); 213 ECase(EM_ARC_COMPACT2); 214 ECase(EM_OPEN8); 215 ECase(EM_RL78); 216 ECase(EM_VIDEOCORE5); 217 ECase(EM_78KOR); 218 ECase(EM_56800EX); 219 ECase(EM_AMDGPU); 220 ECase(EM_RISCV); 221 ECase(EM_LANAI); 222 ECase(EM_BPF); 223 #undef ECase 224 } 225 226 void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration( 227 IO &IO, ELFYAML::ELF_ELFCLASS &Value) { 228 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 229 // Since the semantics of ELFCLASSNONE is "invalid", just don't accept it 230 // here. 231 ECase(ELFCLASS32); 232 ECase(ELFCLASS64); 233 #undef ECase 234 } 235 236 void ScalarEnumerationTraits<ELFYAML::ELF_ELFDATA>::enumeration( 237 IO &IO, ELFYAML::ELF_ELFDATA &Value) { 238 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 239 // ELFDATANONE is an invalid data encoding, but we accept it because 240 // we want to be able to produce invalid binaries for the tests. 241 ECase(ELFDATANONE); 242 ECase(ELFDATA2LSB); 243 ECase(ELFDATA2MSB); 244 #undef ECase 245 } 246 247 void ScalarEnumerationTraits<ELFYAML::ELF_ELFOSABI>::enumeration( 248 IO &IO, ELFYAML::ELF_ELFOSABI &Value) { 249 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 250 ECase(ELFOSABI_NONE); 251 ECase(ELFOSABI_HPUX); 252 ECase(ELFOSABI_NETBSD); 253 ECase(ELFOSABI_GNU); 254 ECase(ELFOSABI_HURD); 255 ECase(ELFOSABI_SOLARIS); 256 ECase(ELFOSABI_AIX); 257 ECase(ELFOSABI_IRIX); 258 ECase(ELFOSABI_FREEBSD); 259 ECase(ELFOSABI_TRU64); 260 ECase(ELFOSABI_MODESTO); 261 ECase(ELFOSABI_OPENBSD); 262 ECase(ELFOSABI_OPENVMS); 263 ECase(ELFOSABI_NSK); 264 ECase(ELFOSABI_AROS); 265 ECase(ELFOSABI_FENIXOS); 266 ECase(ELFOSABI_CLOUDABI); 267 ECase(ELFOSABI_AMDGPU_HSA); 268 ECase(ELFOSABI_AMDGPU_PAL); 269 ECase(ELFOSABI_AMDGPU_MESA3D); 270 ECase(ELFOSABI_ARM); 271 ECase(ELFOSABI_C6000_ELFABI); 272 ECase(ELFOSABI_C6000_LINUX); 273 ECase(ELFOSABI_STANDALONE); 274 #undef ECase 275 } 276 277 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO, 278 ELFYAML::ELF_EF &Value) { 279 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 280 assert(Object && "The IO context is not initialized"); 281 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 282 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M) 283 switch (Object->Header.Machine) { 284 case ELF::EM_ARM: 285 BCase(EF_ARM_SOFT_FLOAT); 286 BCase(EF_ARM_VFP_FLOAT); 287 BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK); 288 BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK); 289 BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK); 290 BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK); 291 BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK); 292 BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK); 293 break; 294 case ELF::EM_MIPS: 295 BCase(EF_MIPS_NOREORDER); 296 BCase(EF_MIPS_PIC); 297 BCase(EF_MIPS_CPIC); 298 BCase(EF_MIPS_ABI2); 299 BCase(EF_MIPS_32BITMODE); 300 BCase(EF_MIPS_FP64); 301 BCase(EF_MIPS_NAN2008); 302 BCase(EF_MIPS_MICROMIPS); 303 BCase(EF_MIPS_ARCH_ASE_M16); 304 BCase(EF_MIPS_ARCH_ASE_MDMX); 305 BCaseMask(EF_MIPS_ABI_O32, EF_MIPS_ABI); 306 BCaseMask(EF_MIPS_ABI_O64, EF_MIPS_ABI); 307 BCaseMask(EF_MIPS_ABI_EABI32, EF_MIPS_ABI); 308 BCaseMask(EF_MIPS_ABI_EABI64, EF_MIPS_ABI); 309 BCaseMask(EF_MIPS_MACH_3900, EF_MIPS_MACH); 310 BCaseMask(EF_MIPS_MACH_4010, EF_MIPS_MACH); 311 BCaseMask(EF_MIPS_MACH_4100, EF_MIPS_MACH); 312 BCaseMask(EF_MIPS_MACH_4650, EF_MIPS_MACH); 313 BCaseMask(EF_MIPS_MACH_4120, EF_MIPS_MACH); 314 BCaseMask(EF_MIPS_MACH_4111, EF_MIPS_MACH); 315 BCaseMask(EF_MIPS_MACH_SB1, EF_MIPS_MACH); 316 BCaseMask(EF_MIPS_MACH_OCTEON, EF_MIPS_MACH); 317 BCaseMask(EF_MIPS_MACH_XLR, EF_MIPS_MACH); 318 BCaseMask(EF_MIPS_MACH_OCTEON2, EF_MIPS_MACH); 319 BCaseMask(EF_MIPS_MACH_OCTEON3, EF_MIPS_MACH); 320 BCaseMask(EF_MIPS_MACH_5400, EF_MIPS_MACH); 321 BCaseMask(EF_MIPS_MACH_5900, EF_MIPS_MACH); 322 BCaseMask(EF_MIPS_MACH_5500, EF_MIPS_MACH); 323 BCaseMask(EF_MIPS_MACH_9000, EF_MIPS_MACH); 324 BCaseMask(EF_MIPS_MACH_LS2E, EF_MIPS_MACH); 325 BCaseMask(EF_MIPS_MACH_LS2F, EF_MIPS_MACH); 326 BCaseMask(EF_MIPS_MACH_LS3A, EF_MIPS_MACH); 327 BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH); 328 BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH); 329 BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH); 330 BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH); 331 BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH); 332 BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH); 333 BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH); 334 BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH); 335 BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH); 336 BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH); 337 BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH); 338 break; 339 case ELF::EM_HEXAGON: 340 BCase(EF_HEXAGON_MACH_V2); 341 BCase(EF_HEXAGON_MACH_V3); 342 BCase(EF_HEXAGON_MACH_V4); 343 BCase(EF_HEXAGON_MACH_V5); 344 BCase(EF_HEXAGON_MACH_V55); 345 BCase(EF_HEXAGON_MACH_V60); 346 BCase(EF_HEXAGON_MACH_V62); 347 BCase(EF_HEXAGON_MACH_V65); 348 BCase(EF_HEXAGON_ISA_V2); 349 BCase(EF_HEXAGON_ISA_V3); 350 BCase(EF_HEXAGON_ISA_V4); 351 BCase(EF_HEXAGON_ISA_V5); 352 BCase(EF_HEXAGON_ISA_V55); 353 BCase(EF_HEXAGON_ISA_V60); 354 BCase(EF_HEXAGON_ISA_V62); 355 BCase(EF_HEXAGON_ISA_V65); 356 break; 357 case ELF::EM_AVR: 358 BCase(EF_AVR_ARCH_AVR1); 359 BCase(EF_AVR_ARCH_AVR2); 360 BCase(EF_AVR_ARCH_AVR25); 361 BCase(EF_AVR_ARCH_AVR3); 362 BCase(EF_AVR_ARCH_AVR31); 363 BCase(EF_AVR_ARCH_AVR35); 364 BCase(EF_AVR_ARCH_AVR4); 365 BCase(EF_AVR_ARCH_AVR51); 366 BCase(EF_AVR_ARCH_AVR6); 367 BCase(EF_AVR_ARCH_AVRTINY); 368 BCase(EF_AVR_ARCH_XMEGA1); 369 BCase(EF_AVR_ARCH_XMEGA2); 370 BCase(EF_AVR_ARCH_XMEGA3); 371 BCase(EF_AVR_ARCH_XMEGA4); 372 BCase(EF_AVR_ARCH_XMEGA5); 373 BCase(EF_AVR_ARCH_XMEGA6); 374 BCase(EF_AVR_ARCH_XMEGA7); 375 break; 376 case ELF::EM_RISCV: 377 BCase(EF_RISCV_RVC); 378 BCaseMask(EF_RISCV_FLOAT_ABI_SOFT, EF_RISCV_FLOAT_ABI); 379 BCaseMask(EF_RISCV_FLOAT_ABI_SINGLE, EF_RISCV_FLOAT_ABI); 380 BCaseMask(EF_RISCV_FLOAT_ABI_DOUBLE, EF_RISCV_FLOAT_ABI); 381 BCaseMask(EF_RISCV_FLOAT_ABI_QUAD, EF_RISCV_FLOAT_ABI); 382 BCase(EF_RISCV_RVE); 383 break; 384 case ELF::EM_AMDGPU: 385 BCaseMask(EF_AMDGPU_MACH_NONE, EF_AMDGPU_MACH); 386 BCaseMask(EF_AMDGPU_MACH_R600_R600, EF_AMDGPU_MACH); 387 BCaseMask(EF_AMDGPU_MACH_R600_R630, EF_AMDGPU_MACH); 388 BCaseMask(EF_AMDGPU_MACH_R600_RS880, EF_AMDGPU_MACH); 389 BCaseMask(EF_AMDGPU_MACH_R600_RV670, EF_AMDGPU_MACH); 390 BCaseMask(EF_AMDGPU_MACH_R600_RV710, EF_AMDGPU_MACH); 391 BCaseMask(EF_AMDGPU_MACH_R600_RV730, EF_AMDGPU_MACH); 392 BCaseMask(EF_AMDGPU_MACH_R600_RV770, EF_AMDGPU_MACH); 393 BCaseMask(EF_AMDGPU_MACH_R600_CEDAR, EF_AMDGPU_MACH); 394 BCaseMask(EF_AMDGPU_MACH_R600_CYPRESS, EF_AMDGPU_MACH); 395 BCaseMask(EF_AMDGPU_MACH_R600_JUNIPER, EF_AMDGPU_MACH); 396 BCaseMask(EF_AMDGPU_MACH_R600_REDWOOD, EF_AMDGPU_MACH); 397 BCaseMask(EF_AMDGPU_MACH_R600_SUMO, EF_AMDGPU_MACH); 398 BCaseMask(EF_AMDGPU_MACH_R600_BARTS, EF_AMDGPU_MACH); 399 BCaseMask(EF_AMDGPU_MACH_R600_CAICOS, EF_AMDGPU_MACH); 400 BCaseMask(EF_AMDGPU_MACH_R600_CAYMAN, EF_AMDGPU_MACH); 401 BCaseMask(EF_AMDGPU_MACH_R600_TURKS, EF_AMDGPU_MACH); 402 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX600, EF_AMDGPU_MACH); 403 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX601, EF_AMDGPU_MACH); 404 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX700, EF_AMDGPU_MACH); 405 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX701, EF_AMDGPU_MACH); 406 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX702, EF_AMDGPU_MACH); 407 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX703, EF_AMDGPU_MACH); 408 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX704, EF_AMDGPU_MACH); 409 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX801, EF_AMDGPU_MACH); 410 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX802, EF_AMDGPU_MACH); 411 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX803, EF_AMDGPU_MACH); 412 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX810, EF_AMDGPU_MACH); 413 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX900, EF_AMDGPU_MACH); 414 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX902, EF_AMDGPU_MACH); 415 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX904, EF_AMDGPU_MACH); 416 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX906, EF_AMDGPU_MACH); 417 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX908, EF_AMDGPU_MACH); 418 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX909, EF_AMDGPU_MACH); 419 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1010, EF_AMDGPU_MACH); 420 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1011, EF_AMDGPU_MACH); 421 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1012, EF_AMDGPU_MACH); 422 BCase(EF_AMDGPU_XNACK); 423 BCase(EF_AMDGPU_SRAM_ECC); 424 break; 425 case ELF::EM_X86_64: 426 break; 427 default: 428 llvm_unreachable("Unsupported architecture"); 429 } 430 #undef BCase 431 #undef BCaseMask 432 } 433 434 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration( 435 IO &IO, ELFYAML::ELF_SHT &Value) { 436 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 437 assert(Object && "The IO context is not initialized"); 438 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 439 ECase(SHT_NULL); 440 ECase(SHT_PROGBITS); 441 ECase(SHT_SYMTAB); 442 // FIXME: Issue a diagnostic with this information. 443 ECase(SHT_STRTAB); 444 ECase(SHT_RELA); 445 ECase(SHT_HASH); 446 ECase(SHT_DYNAMIC); 447 ECase(SHT_NOTE); 448 ECase(SHT_NOBITS); 449 ECase(SHT_REL); 450 ECase(SHT_SHLIB); 451 ECase(SHT_DYNSYM); 452 ECase(SHT_INIT_ARRAY); 453 ECase(SHT_FINI_ARRAY); 454 ECase(SHT_PREINIT_ARRAY); 455 ECase(SHT_GROUP); 456 ECase(SHT_SYMTAB_SHNDX); 457 ECase(SHT_RELR); 458 ECase(SHT_ANDROID_REL); 459 ECase(SHT_ANDROID_RELA); 460 ECase(SHT_ANDROID_RELR); 461 ECase(SHT_LLVM_ODRTAB); 462 ECase(SHT_LLVM_LINKER_OPTIONS); 463 ECase(SHT_LLVM_CALL_GRAPH_PROFILE); 464 ECase(SHT_LLVM_ADDRSIG); 465 ECase(SHT_LLVM_DEPENDENT_LIBRARIES); 466 ECase(SHT_LLVM_SYMPART); 467 ECase(SHT_LLVM_PART_EHDR); 468 ECase(SHT_LLVM_PART_PHDR); 469 ECase(SHT_GNU_ATTRIBUTES); 470 ECase(SHT_GNU_HASH); 471 ECase(SHT_GNU_verdef); 472 ECase(SHT_GNU_verneed); 473 ECase(SHT_GNU_versym); 474 switch (Object->Header.Machine) { 475 case ELF::EM_ARM: 476 ECase(SHT_ARM_EXIDX); 477 ECase(SHT_ARM_PREEMPTMAP); 478 ECase(SHT_ARM_ATTRIBUTES); 479 ECase(SHT_ARM_DEBUGOVERLAY); 480 ECase(SHT_ARM_OVERLAYSECTION); 481 break; 482 case ELF::EM_HEXAGON: 483 ECase(SHT_HEX_ORDERED); 484 break; 485 case ELF::EM_X86_64: 486 ECase(SHT_X86_64_UNWIND); 487 break; 488 case ELF::EM_MIPS: 489 ECase(SHT_MIPS_REGINFO); 490 ECase(SHT_MIPS_OPTIONS); 491 ECase(SHT_MIPS_DWARF); 492 ECase(SHT_MIPS_ABIFLAGS); 493 break; 494 default: 495 // Nothing to do. 496 break; 497 } 498 #undef ECase 499 IO.enumFallback<Hex32>(Value); 500 } 501 502 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO, 503 ELFYAML::ELF_PF &Value) { 504 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 505 BCase(PF_X); 506 BCase(PF_W); 507 BCase(PF_R); 508 } 509 510 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO, 511 ELFYAML::ELF_SHF &Value) { 512 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 513 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 514 BCase(SHF_WRITE); 515 BCase(SHF_ALLOC); 516 BCase(SHF_EXCLUDE); 517 BCase(SHF_EXECINSTR); 518 BCase(SHF_MERGE); 519 BCase(SHF_STRINGS); 520 BCase(SHF_INFO_LINK); 521 BCase(SHF_LINK_ORDER); 522 BCase(SHF_OS_NONCONFORMING); 523 BCase(SHF_GROUP); 524 BCase(SHF_TLS); 525 BCase(SHF_COMPRESSED); 526 switch (Object->Header.Machine) { 527 case ELF::EM_ARM: 528 BCase(SHF_ARM_PURECODE); 529 break; 530 case ELF::EM_HEXAGON: 531 BCase(SHF_HEX_GPREL); 532 break; 533 case ELF::EM_MIPS: 534 BCase(SHF_MIPS_NODUPES); 535 BCase(SHF_MIPS_NAMES); 536 BCase(SHF_MIPS_LOCAL); 537 BCase(SHF_MIPS_NOSTRIP); 538 BCase(SHF_MIPS_GPREL); 539 BCase(SHF_MIPS_MERGE); 540 BCase(SHF_MIPS_ADDR); 541 BCase(SHF_MIPS_STRING); 542 break; 543 case ELF::EM_X86_64: 544 BCase(SHF_X86_64_LARGE); 545 break; 546 default: 547 // Nothing to do. 548 break; 549 } 550 #undef BCase 551 } 552 553 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration( 554 IO &IO, ELFYAML::ELF_SHN &Value) { 555 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 556 ECase(SHN_UNDEF); 557 ECase(SHN_LORESERVE); 558 ECase(SHN_LOPROC); 559 ECase(SHN_HIPROC); 560 ECase(SHN_LOOS); 561 ECase(SHN_HIOS); 562 ECase(SHN_ABS); 563 ECase(SHN_COMMON); 564 ECase(SHN_XINDEX); 565 ECase(SHN_HIRESERVE); 566 ECase(SHN_AMDGPU_LDS); 567 ECase(SHN_HEXAGON_SCOMMON); 568 ECase(SHN_HEXAGON_SCOMMON_1); 569 ECase(SHN_HEXAGON_SCOMMON_2); 570 ECase(SHN_HEXAGON_SCOMMON_4); 571 ECase(SHN_HEXAGON_SCOMMON_8); 572 #undef ECase 573 IO.enumFallback<Hex16>(Value); 574 } 575 576 void ScalarEnumerationTraits<ELFYAML::ELF_STB>::enumeration( 577 IO &IO, ELFYAML::ELF_STB &Value) { 578 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 579 ECase(STB_LOCAL); 580 ECase(STB_GLOBAL); 581 ECase(STB_WEAK); 582 ECase(STB_GNU_UNIQUE); 583 #undef ECase 584 IO.enumFallback<Hex8>(Value); 585 } 586 587 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration( 588 IO &IO, ELFYAML::ELF_STT &Value) { 589 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 590 ECase(STT_NOTYPE); 591 ECase(STT_OBJECT); 592 ECase(STT_FUNC); 593 ECase(STT_SECTION); 594 ECase(STT_FILE); 595 ECase(STT_COMMON); 596 ECase(STT_TLS); 597 ECase(STT_GNU_IFUNC); 598 #undef ECase 599 IO.enumFallback<Hex8>(Value); 600 } 601 602 603 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration( 604 IO &IO, ELFYAML::ELF_RSS &Value) { 605 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 606 ECase(RSS_UNDEF); 607 ECase(RSS_GP); 608 ECase(RSS_GP0); 609 ECase(RSS_LOC); 610 #undef ECase 611 } 612 613 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration( 614 IO &IO, ELFYAML::ELF_REL &Value) { 615 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 616 assert(Object && "The IO context is not initialized"); 617 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X); 618 switch (Object->Header.Machine) { 619 case ELF::EM_X86_64: 620 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def" 621 break; 622 case ELF::EM_MIPS: 623 #include "llvm/BinaryFormat/ELFRelocs/Mips.def" 624 break; 625 case ELF::EM_HEXAGON: 626 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def" 627 break; 628 case ELF::EM_386: 629 case ELF::EM_IAMCU: 630 #include "llvm/BinaryFormat/ELFRelocs/i386.def" 631 break; 632 case ELF::EM_AARCH64: 633 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def" 634 break; 635 case ELF::EM_ARM: 636 #include "llvm/BinaryFormat/ELFRelocs/ARM.def" 637 break; 638 case ELF::EM_ARC: 639 #include "llvm/BinaryFormat/ELFRelocs/ARC.def" 640 break; 641 case ELF::EM_RISCV: 642 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def" 643 break; 644 case ELF::EM_LANAI: 645 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def" 646 break; 647 case ELF::EM_AMDGPU: 648 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def" 649 break; 650 case ELF::EM_BPF: 651 #include "llvm/BinaryFormat/ELFRelocs/BPF.def" 652 break; 653 default: 654 llvm_unreachable("Unsupported architecture"); 655 } 656 #undef ELF_RELOC 657 IO.enumFallback<Hex32>(Value); 658 } 659 660 void ScalarEnumerationTraits<ELFYAML::ELF_DYNTAG>::enumeration( 661 IO &IO, ELFYAML::ELF_DYNTAG &Value) { 662 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 663 assert(Object && "The IO context is not initialized"); 664 665 // Disable architecture specific tags by default. We might enable them below. 666 #define AARCH64_DYNAMIC_TAG(name, value) 667 #define MIPS_DYNAMIC_TAG(name, value) 668 #define HEXAGON_DYNAMIC_TAG(name, value) 669 #define PPC_DYNAMIC_TAG(name, value) 670 #define PPC64_DYNAMIC_TAG(name, value) 671 // Ignore marker tags such as DT_HIOS (maps to DT_VERNEEDNUM), etc. 672 #define DYNAMIC_TAG_MARKER(name, value) 673 674 #define STRINGIFY(X) (#X) 675 #define DYNAMIC_TAG(X, Y) IO.enumCase(Value, STRINGIFY(DT_##X), ELF::DT_##X); 676 switch (Object->Header.Machine) { 677 case ELF::EM_AARCH64: 678 #undef AARCH64_DYNAMIC_TAG 679 #define AARCH64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 680 #include "llvm/BinaryFormat/DynamicTags.def" 681 #undef AARCH64_DYNAMIC_TAG 682 #define AARCH64_DYNAMIC_TAG(name, value) 683 break; 684 case ELF::EM_MIPS: 685 #undef MIPS_DYNAMIC_TAG 686 #define MIPS_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 687 #include "llvm/BinaryFormat/DynamicTags.def" 688 #undef MIPS_DYNAMIC_TAG 689 #define MIPS_DYNAMIC_TAG(name, value) 690 break; 691 case ELF::EM_HEXAGON: 692 #undef HEXAGON_DYNAMIC_TAG 693 #define HEXAGON_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 694 #include "llvm/BinaryFormat/DynamicTags.def" 695 #undef HEXAGON_DYNAMIC_TAG 696 #define HEXAGON_DYNAMIC_TAG(name, value) 697 break; 698 case ELF::EM_PPC: 699 #undef PPC_DYNAMIC_TAG 700 #define PPC_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 701 #include "llvm/BinaryFormat/DynamicTags.def" 702 #undef PPC_DYNAMIC_TAG 703 #define PPC_DYNAMIC_TAG(name, value) 704 break; 705 case ELF::EM_PPC64: 706 #undef PPC64_DYNAMIC_TAG 707 #define PPC64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 708 #include "llvm/BinaryFormat/DynamicTags.def" 709 #undef PPC64_DYNAMIC_TAG 710 #define PPC64_DYNAMIC_TAG(name, value) 711 break; 712 default: 713 #include "llvm/BinaryFormat/DynamicTags.def" 714 break; 715 } 716 #undef AARCH64_DYNAMIC_TAG 717 #undef MIPS_DYNAMIC_TAG 718 #undef HEXAGON_DYNAMIC_TAG 719 #undef PPC_DYNAMIC_TAG 720 #undef PPC64_DYNAMIC_TAG 721 #undef DYNAMIC_TAG_MARKER 722 #undef STRINGIFY 723 #undef DYNAMIC_TAG 724 725 IO.enumFallback<Hex64>(Value); 726 } 727 728 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration( 729 IO &IO, ELFYAML::MIPS_AFL_REG &Value) { 730 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 731 ECase(REG_NONE); 732 ECase(REG_32); 733 ECase(REG_64); 734 ECase(REG_128); 735 #undef ECase 736 } 737 738 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration( 739 IO &IO, ELFYAML::MIPS_ABI_FP &Value) { 740 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X) 741 ECase(FP_ANY); 742 ECase(FP_DOUBLE); 743 ECase(FP_SINGLE); 744 ECase(FP_SOFT); 745 ECase(FP_OLD_64); 746 ECase(FP_XX); 747 ECase(FP_64); 748 ECase(FP_64A); 749 #undef ECase 750 } 751 752 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration( 753 IO &IO, ELFYAML::MIPS_AFL_EXT &Value) { 754 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 755 ECase(EXT_NONE); 756 ECase(EXT_XLR); 757 ECase(EXT_OCTEON2); 758 ECase(EXT_OCTEONP); 759 ECase(EXT_LOONGSON_3A); 760 ECase(EXT_OCTEON); 761 ECase(EXT_5900); 762 ECase(EXT_4650); 763 ECase(EXT_4010); 764 ECase(EXT_4100); 765 ECase(EXT_3900); 766 ECase(EXT_10000); 767 ECase(EXT_SB1); 768 ECase(EXT_4111); 769 ECase(EXT_4120); 770 ECase(EXT_5400); 771 ECase(EXT_5500); 772 ECase(EXT_LOONGSON_2E); 773 ECase(EXT_LOONGSON_2F); 774 ECase(EXT_OCTEON3); 775 #undef ECase 776 } 777 778 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration( 779 IO &IO, ELFYAML::MIPS_ISA &Value) { 780 IO.enumCase(Value, "MIPS1", 1); 781 IO.enumCase(Value, "MIPS2", 2); 782 IO.enumCase(Value, "MIPS3", 3); 783 IO.enumCase(Value, "MIPS4", 4); 784 IO.enumCase(Value, "MIPS5", 5); 785 IO.enumCase(Value, "MIPS32", 32); 786 IO.enumCase(Value, "MIPS64", 64); 787 } 788 789 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset( 790 IO &IO, ELFYAML::MIPS_AFL_ASE &Value) { 791 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X) 792 BCase(DSP); 793 BCase(DSPR2); 794 BCase(EVA); 795 BCase(MCU); 796 BCase(MDMX); 797 BCase(MIPS3D); 798 BCase(MT); 799 BCase(SMARTMIPS); 800 BCase(VIRT); 801 BCase(MSA); 802 BCase(MIPS16); 803 BCase(MICROMIPS); 804 BCase(XPA); 805 #undef BCase 806 } 807 808 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset( 809 IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) { 810 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X) 811 BCase(ODDSPREG); 812 #undef BCase 813 } 814 815 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO, 816 ELFYAML::FileHeader &FileHdr) { 817 IO.mapRequired("Class", FileHdr.Class); 818 IO.mapRequired("Data", FileHdr.Data); 819 IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0)); 820 IO.mapOptional("ABIVersion", FileHdr.ABIVersion, Hex8(0)); 821 IO.mapRequired("Type", FileHdr.Type); 822 IO.mapRequired("Machine", FileHdr.Machine); 823 IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0)); 824 IO.mapOptional("Entry", FileHdr.Entry, Hex64(0)); 825 826 IO.mapOptional("SHEntSize", FileHdr.SHEntSize); 827 IO.mapOptional("SHOff", FileHdr.SHOff); 828 IO.mapOptional("SHNum", FileHdr.SHNum); 829 IO.mapOptional("SHStrNdx", FileHdr.SHStrNdx); 830 } 831 832 void MappingTraits<ELFYAML::ProgramHeader>::mapping( 833 IO &IO, ELFYAML::ProgramHeader &Phdr) { 834 IO.mapRequired("Type", Phdr.Type); 835 IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0)); 836 IO.mapOptional("Sections", Phdr.Sections); 837 IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0)); 838 IO.mapOptional("PAddr", Phdr.PAddr, Hex64(0)); 839 IO.mapOptional("Align", Phdr.Align); 840 IO.mapOptional("FileSize", Phdr.FileSize); 841 IO.mapOptional("MemSize", Phdr.MemSize); 842 IO.mapOptional("Offset", Phdr.Offset); 843 } 844 845 LLVM_YAML_STRONG_TYPEDEF(StringRef, StOtherPiece) 846 847 template <> struct ScalarTraits<StOtherPiece> { 848 static void output(const StOtherPiece &Val, void *, raw_ostream &Out) { 849 Out << Val; 850 } 851 static StringRef input(StringRef Scalar, void *, StOtherPiece &Val) { 852 Val = Scalar; 853 return {}; 854 } 855 static QuotingType mustQuote(StringRef) { return QuotingType::None; } 856 }; 857 template <> struct SequenceElementTraits<StOtherPiece> { 858 static const bool flow = true; 859 }; 860 861 namespace { 862 863 struct NormalizedOther { 864 NormalizedOther(IO &IO) : YamlIO(IO) {} 865 NormalizedOther(IO &IO, Optional<uint8_t> Original) : YamlIO(IO) { 866 assert(Original && "This constructor is only used for outputting YAML and " 867 "assumes a non-empty Original"); 868 std::vector<StOtherPiece> Ret; 869 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 870 for (std::pair<StringRef, uint8_t> &P : 871 getFlags(Object->Header.Machine).takeVector()) { 872 uint8_t FlagValue = P.second; 873 if ((*Original & FlagValue) != FlagValue) 874 continue; 875 *Original &= ~FlagValue; 876 Ret.push_back({P.first}); 877 } 878 879 if (*Original != 0) { 880 UnknownFlagsHolder = std::to_string(*Original); 881 Ret.push_back({UnknownFlagsHolder}); 882 } 883 884 if (!Ret.empty()) 885 Other = std::move(Ret); 886 } 887 888 uint8_t toValue(StringRef Name) { 889 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 890 MapVector<StringRef, uint8_t> Flags = getFlags(Object->Header.Machine); 891 892 auto It = Flags.find(Name); 893 if (It != Flags.end()) 894 return It->second; 895 896 uint8_t Val; 897 if (to_integer(Name, Val)) 898 return Val; 899 900 YamlIO.setError("an unknown value is used for symbol's 'Other' field: " + 901 Name); 902 return 0; 903 } 904 905 Optional<uint8_t> denormalize(IO &) { 906 if (!Other) 907 return None; 908 uint8_t Ret = 0; 909 for (StOtherPiece &Val : *Other) 910 Ret |= toValue(Val); 911 return Ret; 912 } 913 914 // st_other field is used to encode symbol visibility and platform-dependent 915 // flags and values. This method returns a name to value map that is used for 916 // parsing and encoding this field. 917 MapVector<StringRef, uint8_t> getFlags(unsigned EMachine) { 918 MapVector<StringRef, uint8_t> Map; 919 // STV_* values are just enumeration values. We add them in a reversed order 920 // because when we convert the st_other to named constants when printing 921 // YAML we want to use a maximum number of bits on each step: 922 // when we have st_other == 3, we want to print it as STV_PROTECTED (3), but 923 // not as STV_HIDDEN (2) + STV_INTERNAL (1). 924 Map["STV_PROTECTED"] = ELF::STV_PROTECTED; 925 Map["STV_HIDDEN"] = ELF::STV_HIDDEN; 926 Map["STV_INTERNAL"] = ELF::STV_INTERNAL; 927 // STV_DEFAULT is used to represent the default visibility and has a value 928 // 0. We want to be able to read it from YAML documents, but there is no 929 // reason to print it. 930 if (!YamlIO.outputting()) 931 Map["STV_DEFAULT"] = ELF::STV_DEFAULT; 932 933 // MIPS is not consistent. All of the STO_MIPS_* values are bit flags, 934 // except STO_MIPS_MIPS16 which overlaps them. It should be checked and 935 // consumed first when we print the output, because we do not want to print 936 // any other flags that have the same bits instead. 937 if (EMachine == ELF::EM_MIPS) { 938 Map["STO_MIPS_MIPS16"] = ELF::STO_MIPS_MIPS16; 939 Map["STO_MIPS_MICROMIPS"] = ELF::STO_MIPS_MICROMIPS; 940 Map["STO_MIPS_PIC"] = ELF::STO_MIPS_PIC; 941 Map["STO_MIPS_PLT"] = ELF::STO_MIPS_PLT; 942 Map["STO_MIPS_OPTIONAL"] = ELF::STO_MIPS_OPTIONAL; 943 } 944 return Map; 945 } 946 947 IO &YamlIO; 948 Optional<std::vector<StOtherPiece>> Other; 949 std::string UnknownFlagsHolder; 950 }; 951 952 } // end anonymous namespace 953 954 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) { 955 IO.mapOptional("Name", Symbol.Name, StringRef()); 956 IO.mapOptional("NameIndex", Symbol.NameIndex); 957 IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0)); 958 IO.mapOptional("Section", Symbol.Section, StringRef()); 959 IO.mapOptional("Index", Symbol.Index); 960 IO.mapOptional("Binding", Symbol.Binding, ELFYAML::ELF_STB(0)); 961 IO.mapOptional("Value", Symbol.Value, Hex64(0)); 962 IO.mapOptional("Size", Symbol.Size, Hex64(0)); 963 964 // Symbol's Other field is a bit special. It is usually a field that 965 // represents st_other and holds the symbol visibility. However, on some 966 // platforms, it can contain bit fields and regular values, or even sometimes a 967 // crazy mix of them (see comments for NormalizedOther). Because of this, we 968 // need special handling. 969 MappingNormalization<NormalizedOther, Optional<uint8_t>> Keys(IO, 970 Symbol.Other); 971 IO.mapOptional("Other", Keys->Other); 972 } 973 974 StringRef MappingTraits<ELFYAML::Symbol>::validate(IO &IO, 975 ELFYAML::Symbol &Symbol) { 976 if (Symbol.Index && Symbol.Section.data()) 977 return "Index and Section cannot both be specified for Symbol"; 978 if (Symbol.NameIndex && !Symbol.Name.empty()) 979 return "Name and NameIndex cannot both be specified for Symbol"; 980 return StringRef(); 981 } 982 983 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) { 984 IO.mapOptional("Name", Section.Name, StringRef()); 985 IO.mapRequired("Type", Section.Type); 986 IO.mapOptional("Flags", Section.Flags); 987 IO.mapOptional("Address", Section.Address, Hex64(0)); 988 IO.mapOptional("Link", Section.Link, StringRef()); 989 IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0)); 990 IO.mapOptional("EntSize", Section.EntSize); 991 992 // obj2yaml does not dump these fields. They are expected to be empty when we 993 // are producing YAML, because yaml2obj sets appropriate values for them 994 // automatically when they are not explicitly defined. 995 assert(!IO.outputting() || 996 (!Section.ShOffset.hasValue() && !Section.ShSize.hasValue())); 997 IO.mapOptional("ShName", Section.ShName); 998 IO.mapOptional("ShOffset", Section.ShOffset); 999 IO.mapOptional("ShSize", Section.ShSize); 1000 } 1001 1002 static void sectionMapping(IO &IO, ELFYAML::DynamicSection &Section) { 1003 commonSectionMapping(IO, Section); 1004 IO.mapOptional("Entries", Section.Entries); 1005 IO.mapOptional("Content", Section.Content); 1006 } 1007 1008 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) { 1009 commonSectionMapping(IO, Section); 1010 IO.mapOptional("Content", Section.Content); 1011 IO.mapOptional("Size", Section.Size); 1012 IO.mapOptional("Info", Section.Info); 1013 } 1014 1015 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) { 1016 commonSectionMapping(IO, Section); 1017 IO.mapOptional("Size", Section.Size, Hex64(0)); 1018 } 1019 1020 static void sectionMapping(IO &IO, ELFYAML::VerdefSection &Section) { 1021 commonSectionMapping(IO, Section); 1022 IO.mapRequired("Info", Section.Info); 1023 IO.mapRequired("Entries", Section.Entries); 1024 } 1025 1026 static void sectionMapping(IO &IO, ELFYAML::SymverSection &Section) { 1027 commonSectionMapping(IO, Section); 1028 IO.mapRequired("Entries", Section.Entries); 1029 } 1030 1031 static void sectionMapping(IO &IO, ELFYAML::VerneedSection &Section) { 1032 commonSectionMapping(IO, Section); 1033 IO.mapRequired("Info", Section.Info); 1034 IO.mapRequired("Dependencies", Section.VerneedV); 1035 } 1036 1037 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) { 1038 commonSectionMapping(IO, Section); 1039 IO.mapOptional("Info", Section.RelocatableSec, StringRef()); 1040 IO.mapOptional("Relocations", Section.Relocations); 1041 } 1042 1043 static void groupSectionMapping(IO &IO, ELFYAML::Group &Group) { 1044 commonSectionMapping(IO, Group); 1045 IO.mapOptional("Info", Group.Signature, StringRef()); 1046 IO.mapRequired("Members", Group.Members); 1047 } 1048 1049 static void sectionMapping(IO &IO, ELFYAML::SymtabShndxSection &Section) { 1050 commonSectionMapping(IO, Section); 1051 IO.mapRequired("Entries", Section.Entries); 1052 } 1053 1054 void MappingTraits<ELFYAML::SectionOrType>::mapping( 1055 IO &IO, ELFYAML::SectionOrType §ionOrType) { 1056 IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType); 1057 } 1058 1059 void MappingTraits<ELFYAML::SectionName>::mapping( 1060 IO &IO, ELFYAML::SectionName §ionName) { 1061 IO.mapRequired("Section", sectionName.Section); 1062 } 1063 1064 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) { 1065 commonSectionMapping(IO, Section); 1066 IO.mapOptional("Version", Section.Version, Hex16(0)); 1067 IO.mapRequired("ISA", Section.ISALevel); 1068 IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0)); 1069 IO.mapOptional("ISAExtension", Section.ISAExtension, 1070 ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE)); 1071 IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0)); 1072 IO.mapOptional("FpABI", Section.FpABI, 1073 ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY)); 1074 IO.mapOptional("GPRSize", Section.GPRSize, 1075 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1076 IO.mapOptional("CPR1Size", Section.CPR1Size, 1077 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1078 IO.mapOptional("CPR2Size", Section.CPR2Size, 1079 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1080 IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0)); 1081 IO.mapOptional("Flags2", Section.Flags2, Hex32(0)); 1082 } 1083 1084 void MappingTraits<std::unique_ptr<ELFYAML::Section>>::mapping( 1085 IO &IO, std::unique_ptr<ELFYAML::Section> &Section) { 1086 ELFYAML::ELF_SHT sectionType; 1087 if (IO.outputting()) 1088 sectionType = Section->Type; 1089 else 1090 IO.mapRequired("Type", sectionType); 1091 1092 switch (sectionType) { 1093 case ELF::SHT_DYNAMIC: 1094 if (!IO.outputting()) 1095 Section.reset(new ELFYAML::DynamicSection()); 1096 sectionMapping(IO, *cast<ELFYAML::DynamicSection>(Section.get())); 1097 break; 1098 case ELF::SHT_REL: 1099 case ELF::SHT_RELA: 1100 if (!IO.outputting()) 1101 Section.reset(new ELFYAML::RelocationSection()); 1102 sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get())); 1103 break; 1104 case ELF::SHT_GROUP: 1105 if (!IO.outputting()) 1106 Section.reset(new ELFYAML::Group()); 1107 groupSectionMapping(IO, *cast<ELFYAML::Group>(Section.get())); 1108 break; 1109 case ELF::SHT_NOBITS: 1110 if (!IO.outputting()) 1111 Section.reset(new ELFYAML::NoBitsSection()); 1112 sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get())); 1113 break; 1114 case ELF::SHT_MIPS_ABIFLAGS: 1115 if (!IO.outputting()) 1116 Section.reset(new ELFYAML::MipsABIFlags()); 1117 sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get())); 1118 break; 1119 case ELF::SHT_GNU_verdef: 1120 if (!IO.outputting()) 1121 Section.reset(new ELFYAML::VerdefSection()); 1122 sectionMapping(IO, *cast<ELFYAML::VerdefSection>(Section.get())); 1123 break; 1124 case ELF::SHT_GNU_versym: 1125 if (!IO.outputting()) 1126 Section.reset(new ELFYAML::SymverSection()); 1127 sectionMapping(IO, *cast<ELFYAML::SymverSection>(Section.get())); 1128 break; 1129 case ELF::SHT_GNU_verneed: 1130 if (!IO.outputting()) 1131 Section.reset(new ELFYAML::VerneedSection()); 1132 sectionMapping(IO, *cast<ELFYAML::VerneedSection>(Section.get())); 1133 break; 1134 case ELF::SHT_SYMTAB_SHNDX: 1135 if (!IO.outputting()) 1136 Section.reset(new ELFYAML::SymtabShndxSection()); 1137 sectionMapping(IO, *cast<ELFYAML::SymtabShndxSection>(Section.get())); 1138 break; 1139 default: 1140 if (!IO.outputting()) 1141 Section.reset(new ELFYAML::RawContentSection()); 1142 sectionMapping(IO, *cast<ELFYAML::RawContentSection>(Section.get())); 1143 } 1144 } 1145 1146 StringRef MappingTraits<std::unique_ptr<ELFYAML::Section>>::validate( 1147 IO &io, std::unique_ptr<ELFYAML::Section> &Section) { 1148 const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(Section.get()); 1149 if (!RawSection) 1150 return {}; 1151 if (RawSection->Size && RawSection->Content && 1152 (uint64_t)(*RawSection->Size) < RawSection->Content->binary_size()) 1153 return "Section size must be greater than or equal to the content size"; 1154 return {}; 1155 } 1156 1157 namespace { 1158 1159 struct NormalizedMips64RelType { 1160 NormalizedMips64RelType(IO &) 1161 : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1162 Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1163 Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1164 SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {} 1165 NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original) 1166 : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF), 1167 Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {} 1168 1169 ELFYAML::ELF_REL denormalize(IO &) { 1170 ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24; 1171 return Res; 1172 } 1173 1174 ELFYAML::ELF_REL Type; 1175 ELFYAML::ELF_REL Type2; 1176 ELFYAML::ELF_REL Type3; 1177 ELFYAML::ELF_RSS SpecSym; 1178 }; 1179 1180 } // end anonymous namespace 1181 1182 void MappingTraits<ELFYAML::DynamicEntry>::mapping(IO &IO, 1183 ELFYAML::DynamicEntry &Rel) { 1184 assert(IO.getContext() && "The IO context is not initialized"); 1185 1186 IO.mapRequired("Tag", Rel.Tag); 1187 IO.mapRequired("Value", Rel.Val); 1188 } 1189 1190 void MappingTraits<ELFYAML::VerdefEntry>::mapping(IO &IO, 1191 ELFYAML::VerdefEntry &E) { 1192 assert(IO.getContext() && "The IO context is not initialized"); 1193 1194 IO.mapRequired("Version", E.Version); 1195 IO.mapRequired("Flags", E.Flags); 1196 IO.mapRequired("VersionNdx", E.VersionNdx); 1197 IO.mapRequired("Hash", E.Hash); 1198 IO.mapRequired("Names", E.VerNames); 1199 } 1200 1201 void MappingTraits<ELFYAML::VerneedEntry>::mapping(IO &IO, 1202 ELFYAML::VerneedEntry &E) { 1203 assert(IO.getContext() && "The IO context is not initialized"); 1204 1205 IO.mapRequired("Version", E.Version); 1206 IO.mapRequired("File", E.File); 1207 IO.mapRequired("Entries", E.AuxV); 1208 } 1209 1210 void MappingTraits<ELFYAML::VernauxEntry>::mapping(IO &IO, 1211 ELFYAML::VernauxEntry &E) { 1212 assert(IO.getContext() && "The IO context is not initialized"); 1213 1214 IO.mapRequired("Name", E.Name); 1215 IO.mapRequired("Hash", E.Hash); 1216 IO.mapRequired("Flags", E.Flags); 1217 IO.mapRequired("Other", E.Other); 1218 } 1219 1220 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO, 1221 ELFYAML::Relocation &Rel) { 1222 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 1223 assert(Object && "The IO context is not initialized"); 1224 1225 IO.mapRequired("Offset", Rel.Offset); 1226 IO.mapOptional("Symbol", Rel.Symbol); 1227 1228 if (Object->Header.Machine == ELFYAML::ELF_EM(ELF::EM_MIPS) && 1229 Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) { 1230 MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key( 1231 IO, Rel.Type); 1232 IO.mapRequired("Type", Key->Type); 1233 IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1234 IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1235 IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF)); 1236 } else 1237 IO.mapRequired("Type", Rel.Type); 1238 1239 IO.mapOptional("Addend", Rel.Addend, (int64_t)0); 1240 } 1241 1242 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) { 1243 assert(!IO.getContext() && "The IO context is initialized already"); 1244 IO.setContext(&Object); 1245 IO.mapTag("!ELF", true); 1246 IO.mapRequired("FileHeader", Object.Header); 1247 IO.mapOptional("ProgramHeaders", Object.ProgramHeaders); 1248 IO.mapOptional("Sections", Object.Sections); 1249 IO.mapOptional("Symbols", Object.Symbols); 1250 IO.mapOptional("DynamicSymbols", Object.DynamicSymbols); 1251 IO.setContext(nullptr); 1252 } 1253 1254 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG) 1255 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP) 1256 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT) 1257 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE) 1258 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1) 1259 1260 } // end namespace yaml 1261 1262 } // end namespace llvm 1263