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