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 IO.enumFallback<Hex16>(Value); 225 } 226 227 void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration( 228 IO &IO, ELFYAML::ELF_ELFCLASS &Value) { 229 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 230 // Since the semantics of ELFCLASSNONE is "invalid", just don't accept it 231 // here. 232 ECase(ELFCLASS32); 233 ECase(ELFCLASS64); 234 #undef ECase 235 } 236 237 void ScalarEnumerationTraits<ELFYAML::ELF_ELFDATA>::enumeration( 238 IO &IO, ELFYAML::ELF_ELFDATA &Value) { 239 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 240 // ELFDATANONE is an invalid data encoding, but we accept it because 241 // we want to be able to produce invalid binaries for the tests. 242 ECase(ELFDATANONE); 243 ECase(ELFDATA2LSB); 244 ECase(ELFDATA2MSB); 245 #undef ECase 246 } 247 248 void ScalarEnumerationTraits<ELFYAML::ELF_ELFOSABI>::enumeration( 249 IO &IO, ELFYAML::ELF_ELFOSABI &Value) { 250 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 251 ECase(ELFOSABI_NONE); 252 ECase(ELFOSABI_HPUX); 253 ECase(ELFOSABI_NETBSD); 254 ECase(ELFOSABI_GNU); 255 ECase(ELFOSABI_HURD); 256 ECase(ELFOSABI_SOLARIS); 257 ECase(ELFOSABI_AIX); 258 ECase(ELFOSABI_IRIX); 259 ECase(ELFOSABI_FREEBSD); 260 ECase(ELFOSABI_TRU64); 261 ECase(ELFOSABI_MODESTO); 262 ECase(ELFOSABI_OPENBSD); 263 ECase(ELFOSABI_OPENVMS); 264 ECase(ELFOSABI_NSK); 265 ECase(ELFOSABI_AROS); 266 ECase(ELFOSABI_FENIXOS); 267 ECase(ELFOSABI_CLOUDABI); 268 ECase(ELFOSABI_AMDGPU_HSA); 269 ECase(ELFOSABI_AMDGPU_PAL); 270 ECase(ELFOSABI_AMDGPU_MESA3D); 271 ECase(ELFOSABI_ARM); 272 ECase(ELFOSABI_C6000_ELFABI); 273 ECase(ELFOSABI_C6000_LINUX); 274 ECase(ELFOSABI_STANDALONE); 275 #undef ECase 276 } 277 278 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO, 279 ELFYAML::ELF_EF &Value) { 280 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 281 assert(Object && "The IO context is not initialized"); 282 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 283 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M) 284 switch (Object->Header.Machine) { 285 case ELF::EM_ARM: 286 BCase(EF_ARM_SOFT_FLOAT); 287 BCase(EF_ARM_VFP_FLOAT); 288 BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK); 289 BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK); 290 BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK); 291 BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK); 292 BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK); 293 BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK); 294 break; 295 case ELF::EM_MIPS: 296 BCase(EF_MIPS_NOREORDER); 297 BCase(EF_MIPS_PIC); 298 BCase(EF_MIPS_CPIC); 299 BCase(EF_MIPS_ABI2); 300 BCase(EF_MIPS_32BITMODE); 301 BCase(EF_MIPS_FP64); 302 BCase(EF_MIPS_NAN2008); 303 BCase(EF_MIPS_MICROMIPS); 304 BCase(EF_MIPS_ARCH_ASE_M16); 305 BCase(EF_MIPS_ARCH_ASE_MDMX); 306 BCaseMask(EF_MIPS_ABI_O32, EF_MIPS_ABI); 307 BCaseMask(EF_MIPS_ABI_O64, EF_MIPS_ABI); 308 BCaseMask(EF_MIPS_ABI_EABI32, EF_MIPS_ABI); 309 BCaseMask(EF_MIPS_ABI_EABI64, EF_MIPS_ABI); 310 BCaseMask(EF_MIPS_MACH_3900, EF_MIPS_MACH); 311 BCaseMask(EF_MIPS_MACH_4010, EF_MIPS_MACH); 312 BCaseMask(EF_MIPS_MACH_4100, EF_MIPS_MACH); 313 BCaseMask(EF_MIPS_MACH_4650, EF_MIPS_MACH); 314 BCaseMask(EF_MIPS_MACH_4120, EF_MIPS_MACH); 315 BCaseMask(EF_MIPS_MACH_4111, EF_MIPS_MACH); 316 BCaseMask(EF_MIPS_MACH_SB1, EF_MIPS_MACH); 317 BCaseMask(EF_MIPS_MACH_OCTEON, EF_MIPS_MACH); 318 BCaseMask(EF_MIPS_MACH_XLR, EF_MIPS_MACH); 319 BCaseMask(EF_MIPS_MACH_OCTEON2, EF_MIPS_MACH); 320 BCaseMask(EF_MIPS_MACH_OCTEON3, EF_MIPS_MACH); 321 BCaseMask(EF_MIPS_MACH_5400, EF_MIPS_MACH); 322 BCaseMask(EF_MIPS_MACH_5900, EF_MIPS_MACH); 323 BCaseMask(EF_MIPS_MACH_5500, EF_MIPS_MACH); 324 BCaseMask(EF_MIPS_MACH_9000, EF_MIPS_MACH); 325 BCaseMask(EF_MIPS_MACH_LS2E, EF_MIPS_MACH); 326 BCaseMask(EF_MIPS_MACH_LS2F, EF_MIPS_MACH); 327 BCaseMask(EF_MIPS_MACH_LS3A, EF_MIPS_MACH); 328 BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH); 329 BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH); 330 BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH); 331 BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH); 332 BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH); 333 BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH); 334 BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH); 335 BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH); 336 BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH); 337 BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH); 338 BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH); 339 break; 340 case ELF::EM_HEXAGON: 341 BCase(EF_HEXAGON_MACH_V2); 342 BCase(EF_HEXAGON_MACH_V3); 343 BCase(EF_HEXAGON_MACH_V4); 344 BCase(EF_HEXAGON_MACH_V5); 345 BCase(EF_HEXAGON_MACH_V55); 346 BCase(EF_HEXAGON_MACH_V60); 347 BCase(EF_HEXAGON_MACH_V62); 348 BCase(EF_HEXAGON_MACH_V65); 349 BCase(EF_HEXAGON_ISA_V2); 350 BCase(EF_HEXAGON_ISA_V3); 351 BCase(EF_HEXAGON_ISA_V4); 352 BCase(EF_HEXAGON_ISA_V5); 353 BCase(EF_HEXAGON_ISA_V55); 354 BCase(EF_HEXAGON_ISA_V60); 355 BCase(EF_HEXAGON_ISA_V62); 356 BCase(EF_HEXAGON_ISA_V65); 357 break; 358 case ELF::EM_AVR: 359 BCase(EF_AVR_ARCH_AVR1); 360 BCase(EF_AVR_ARCH_AVR2); 361 BCase(EF_AVR_ARCH_AVR25); 362 BCase(EF_AVR_ARCH_AVR3); 363 BCase(EF_AVR_ARCH_AVR31); 364 BCase(EF_AVR_ARCH_AVR35); 365 BCase(EF_AVR_ARCH_AVR4); 366 BCase(EF_AVR_ARCH_AVR51); 367 BCase(EF_AVR_ARCH_AVR6); 368 BCase(EF_AVR_ARCH_AVRTINY); 369 BCase(EF_AVR_ARCH_XMEGA1); 370 BCase(EF_AVR_ARCH_XMEGA2); 371 BCase(EF_AVR_ARCH_XMEGA3); 372 BCase(EF_AVR_ARCH_XMEGA4); 373 BCase(EF_AVR_ARCH_XMEGA5); 374 BCase(EF_AVR_ARCH_XMEGA6); 375 BCase(EF_AVR_ARCH_XMEGA7); 376 break; 377 case ELF::EM_RISCV: 378 BCase(EF_RISCV_RVC); 379 BCaseMask(EF_RISCV_FLOAT_ABI_SOFT, EF_RISCV_FLOAT_ABI); 380 BCaseMask(EF_RISCV_FLOAT_ABI_SINGLE, EF_RISCV_FLOAT_ABI); 381 BCaseMask(EF_RISCV_FLOAT_ABI_DOUBLE, EF_RISCV_FLOAT_ABI); 382 BCaseMask(EF_RISCV_FLOAT_ABI_QUAD, EF_RISCV_FLOAT_ABI); 383 BCase(EF_RISCV_RVE); 384 break; 385 case ELF::EM_AMDGPU: 386 BCaseMask(EF_AMDGPU_MACH_NONE, EF_AMDGPU_MACH); 387 BCaseMask(EF_AMDGPU_MACH_R600_R600, EF_AMDGPU_MACH); 388 BCaseMask(EF_AMDGPU_MACH_R600_R630, EF_AMDGPU_MACH); 389 BCaseMask(EF_AMDGPU_MACH_R600_RS880, EF_AMDGPU_MACH); 390 BCaseMask(EF_AMDGPU_MACH_R600_RV670, EF_AMDGPU_MACH); 391 BCaseMask(EF_AMDGPU_MACH_R600_RV710, EF_AMDGPU_MACH); 392 BCaseMask(EF_AMDGPU_MACH_R600_RV730, EF_AMDGPU_MACH); 393 BCaseMask(EF_AMDGPU_MACH_R600_RV770, EF_AMDGPU_MACH); 394 BCaseMask(EF_AMDGPU_MACH_R600_CEDAR, EF_AMDGPU_MACH); 395 BCaseMask(EF_AMDGPU_MACH_R600_CYPRESS, EF_AMDGPU_MACH); 396 BCaseMask(EF_AMDGPU_MACH_R600_JUNIPER, EF_AMDGPU_MACH); 397 BCaseMask(EF_AMDGPU_MACH_R600_REDWOOD, EF_AMDGPU_MACH); 398 BCaseMask(EF_AMDGPU_MACH_R600_SUMO, EF_AMDGPU_MACH); 399 BCaseMask(EF_AMDGPU_MACH_R600_BARTS, EF_AMDGPU_MACH); 400 BCaseMask(EF_AMDGPU_MACH_R600_CAICOS, EF_AMDGPU_MACH); 401 BCaseMask(EF_AMDGPU_MACH_R600_CAYMAN, EF_AMDGPU_MACH); 402 BCaseMask(EF_AMDGPU_MACH_R600_TURKS, EF_AMDGPU_MACH); 403 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX600, EF_AMDGPU_MACH); 404 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX601, EF_AMDGPU_MACH); 405 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX700, EF_AMDGPU_MACH); 406 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX701, EF_AMDGPU_MACH); 407 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX702, EF_AMDGPU_MACH); 408 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX703, EF_AMDGPU_MACH); 409 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX704, EF_AMDGPU_MACH); 410 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX801, EF_AMDGPU_MACH); 411 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX802, EF_AMDGPU_MACH); 412 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX803, EF_AMDGPU_MACH); 413 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX810, EF_AMDGPU_MACH); 414 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX900, EF_AMDGPU_MACH); 415 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX902, EF_AMDGPU_MACH); 416 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX904, EF_AMDGPU_MACH); 417 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX906, EF_AMDGPU_MACH); 418 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX908, EF_AMDGPU_MACH); 419 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX909, EF_AMDGPU_MACH); 420 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1010, EF_AMDGPU_MACH); 421 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1011, EF_AMDGPU_MACH); 422 BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1012, EF_AMDGPU_MACH); 423 BCase(EF_AMDGPU_XNACK); 424 BCase(EF_AMDGPU_SRAM_ECC); 425 break; 426 case ELF::EM_X86_64: 427 break; 428 default: 429 llvm_unreachable("Unsupported architecture"); 430 } 431 #undef BCase 432 #undef BCaseMask 433 } 434 435 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration( 436 IO &IO, ELFYAML::ELF_SHT &Value) { 437 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 438 assert(Object && "The IO context is not initialized"); 439 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 440 ECase(SHT_NULL); 441 ECase(SHT_PROGBITS); 442 ECase(SHT_SYMTAB); 443 // FIXME: Issue a diagnostic with this information. 444 ECase(SHT_STRTAB); 445 ECase(SHT_RELA); 446 ECase(SHT_HASH); 447 ECase(SHT_DYNAMIC); 448 ECase(SHT_NOTE); 449 ECase(SHT_NOBITS); 450 ECase(SHT_REL); 451 ECase(SHT_SHLIB); 452 ECase(SHT_DYNSYM); 453 ECase(SHT_INIT_ARRAY); 454 ECase(SHT_FINI_ARRAY); 455 ECase(SHT_PREINIT_ARRAY); 456 ECase(SHT_GROUP); 457 ECase(SHT_SYMTAB_SHNDX); 458 ECase(SHT_RELR); 459 ECase(SHT_ANDROID_REL); 460 ECase(SHT_ANDROID_RELA); 461 ECase(SHT_ANDROID_RELR); 462 ECase(SHT_LLVM_ODRTAB); 463 ECase(SHT_LLVM_LINKER_OPTIONS); 464 ECase(SHT_LLVM_CALL_GRAPH_PROFILE); 465 ECase(SHT_LLVM_ADDRSIG); 466 ECase(SHT_LLVM_DEPENDENT_LIBRARIES); 467 ECase(SHT_LLVM_SYMPART); 468 ECase(SHT_LLVM_PART_EHDR); 469 ECase(SHT_LLVM_PART_PHDR); 470 ECase(SHT_GNU_ATTRIBUTES); 471 ECase(SHT_GNU_HASH); 472 ECase(SHT_GNU_verdef); 473 ECase(SHT_GNU_verneed); 474 ECase(SHT_GNU_versym); 475 switch (Object->Header.Machine) { 476 case ELF::EM_ARM: 477 ECase(SHT_ARM_EXIDX); 478 ECase(SHT_ARM_PREEMPTMAP); 479 ECase(SHT_ARM_ATTRIBUTES); 480 ECase(SHT_ARM_DEBUGOVERLAY); 481 ECase(SHT_ARM_OVERLAYSECTION); 482 break; 483 case ELF::EM_HEXAGON: 484 ECase(SHT_HEX_ORDERED); 485 break; 486 case ELF::EM_X86_64: 487 ECase(SHT_X86_64_UNWIND); 488 break; 489 case ELF::EM_MIPS: 490 ECase(SHT_MIPS_REGINFO); 491 ECase(SHT_MIPS_OPTIONS); 492 ECase(SHT_MIPS_DWARF); 493 ECase(SHT_MIPS_ABIFLAGS); 494 break; 495 default: 496 // Nothing to do. 497 break; 498 } 499 #undef ECase 500 IO.enumFallback<Hex32>(Value); 501 } 502 503 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO, 504 ELFYAML::ELF_PF &Value) { 505 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 506 BCase(PF_X); 507 BCase(PF_W); 508 BCase(PF_R); 509 } 510 511 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO, 512 ELFYAML::ELF_SHF &Value) { 513 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 514 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X) 515 BCase(SHF_WRITE); 516 BCase(SHF_ALLOC); 517 BCase(SHF_EXCLUDE); 518 BCase(SHF_EXECINSTR); 519 BCase(SHF_MERGE); 520 BCase(SHF_STRINGS); 521 BCase(SHF_INFO_LINK); 522 BCase(SHF_LINK_ORDER); 523 BCase(SHF_OS_NONCONFORMING); 524 BCase(SHF_GROUP); 525 BCase(SHF_TLS); 526 BCase(SHF_COMPRESSED); 527 switch (Object->Header.Machine) { 528 case ELF::EM_ARM: 529 BCase(SHF_ARM_PURECODE); 530 break; 531 case ELF::EM_HEXAGON: 532 BCase(SHF_HEX_GPREL); 533 break; 534 case ELF::EM_MIPS: 535 BCase(SHF_MIPS_NODUPES); 536 BCase(SHF_MIPS_NAMES); 537 BCase(SHF_MIPS_LOCAL); 538 BCase(SHF_MIPS_NOSTRIP); 539 BCase(SHF_MIPS_GPREL); 540 BCase(SHF_MIPS_MERGE); 541 BCase(SHF_MIPS_ADDR); 542 BCase(SHF_MIPS_STRING); 543 break; 544 case ELF::EM_X86_64: 545 BCase(SHF_X86_64_LARGE); 546 break; 547 default: 548 // Nothing to do. 549 break; 550 } 551 #undef BCase 552 } 553 554 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration( 555 IO &IO, ELFYAML::ELF_SHN &Value) { 556 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 557 ECase(SHN_UNDEF); 558 ECase(SHN_LORESERVE); 559 ECase(SHN_LOPROC); 560 ECase(SHN_HIPROC); 561 ECase(SHN_LOOS); 562 ECase(SHN_HIOS); 563 ECase(SHN_ABS); 564 ECase(SHN_COMMON); 565 ECase(SHN_XINDEX); 566 ECase(SHN_HIRESERVE); 567 ECase(SHN_AMDGPU_LDS); 568 ECase(SHN_HEXAGON_SCOMMON); 569 ECase(SHN_HEXAGON_SCOMMON_1); 570 ECase(SHN_HEXAGON_SCOMMON_2); 571 ECase(SHN_HEXAGON_SCOMMON_4); 572 ECase(SHN_HEXAGON_SCOMMON_8); 573 #undef ECase 574 IO.enumFallback<Hex16>(Value); 575 } 576 577 void ScalarEnumerationTraits<ELFYAML::ELF_STB>::enumeration( 578 IO &IO, ELFYAML::ELF_STB &Value) { 579 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 580 ECase(STB_LOCAL); 581 ECase(STB_GLOBAL); 582 ECase(STB_WEAK); 583 ECase(STB_GNU_UNIQUE); 584 #undef ECase 585 IO.enumFallback<Hex8>(Value); 586 } 587 588 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration( 589 IO &IO, ELFYAML::ELF_STT &Value) { 590 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 591 ECase(STT_NOTYPE); 592 ECase(STT_OBJECT); 593 ECase(STT_FUNC); 594 ECase(STT_SECTION); 595 ECase(STT_FILE); 596 ECase(STT_COMMON); 597 ECase(STT_TLS); 598 ECase(STT_GNU_IFUNC); 599 #undef ECase 600 IO.enumFallback<Hex8>(Value); 601 } 602 603 604 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration( 605 IO &IO, ELFYAML::ELF_RSS &Value) { 606 #define ECase(X) IO.enumCase(Value, #X, ELF::X) 607 ECase(RSS_UNDEF); 608 ECase(RSS_GP); 609 ECase(RSS_GP0); 610 ECase(RSS_LOC); 611 #undef ECase 612 } 613 614 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration( 615 IO &IO, ELFYAML::ELF_REL &Value) { 616 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 617 assert(Object && "The IO context is not initialized"); 618 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X); 619 switch (Object->Header.Machine) { 620 case ELF::EM_X86_64: 621 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def" 622 break; 623 case ELF::EM_MIPS: 624 #include "llvm/BinaryFormat/ELFRelocs/Mips.def" 625 break; 626 case ELF::EM_HEXAGON: 627 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def" 628 break; 629 case ELF::EM_386: 630 case ELF::EM_IAMCU: 631 #include "llvm/BinaryFormat/ELFRelocs/i386.def" 632 break; 633 case ELF::EM_AARCH64: 634 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def" 635 break; 636 case ELF::EM_ARM: 637 #include "llvm/BinaryFormat/ELFRelocs/ARM.def" 638 break; 639 case ELF::EM_ARC: 640 #include "llvm/BinaryFormat/ELFRelocs/ARC.def" 641 break; 642 case ELF::EM_RISCV: 643 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def" 644 break; 645 case ELF::EM_LANAI: 646 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def" 647 break; 648 case ELF::EM_AMDGPU: 649 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def" 650 break; 651 case ELF::EM_BPF: 652 #include "llvm/BinaryFormat/ELFRelocs/BPF.def" 653 break; 654 case ELF::EM_PPC64: 655 #include "llvm/BinaryFormat/ELFRelocs/PowerPC64.def" 656 break; 657 default: 658 llvm_unreachable("Unsupported architecture"); 659 } 660 #undef ELF_RELOC 661 IO.enumFallback<Hex32>(Value); 662 } 663 664 void ScalarEnumerationTraits<ELFYAML::ELF_DYNTAG>::enumeration( 665 IO &IO, ELFYAML::ELF_DYNTAG &Value) { 666 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 667 assert(Object && "The IO context is not initialized"); 668 669 // Disable architecture specific tags by default. We might enable them below. 670 #define AARCH64_DYNAMIC_TAG(name, value) 671 #define MIPS_DYNAMIC_TAG(name, value) 672 #define HEXAGON_DYNAMIC_TAG(name, value) 673 #define PPC_DYNAMIC_TAG(name, value) 674 #define PPC64_DYNAMIC_TAG(name, value) 675 // Ignore marker tags such as DT_HIOS (maps to DT_VERNEEDNUM), etc. 676 #define DYNAMIC_TAG_MARKER(name, value) 677 678 #define STRINGIFY(X) (#X) 679 #define DYNAMIC_TAG(X, Y) IO.enumCase(Value, STRINGIFY(DT_##X), ELF::DT_##X); 680 switch (Object->Header.Machine) { 681 case ELF::EM_AARCH64: 682 #undef AARCH64_DYNAMIC_TAG 683 #define AARCH64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 684 #include "llvm/BinaryFormat/DynamicTags.def" 685 #undef AARCH64_DYNAMIC_TAG 686 #define AARCH64_DYNAMIC_TAG(name, value) 687 break; 688 case ELF::EM_MIPS: 689 #undef MIPS_DYNAMIC_TAG 690 #define MIPS_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 691 #include "llvm/BinaryFormat/DynamicTags.def" 692 #undef MIPS_DYNAMIC_TAG 693 #define MIPS_DYNAMIC_TAG(name, value) 694 break; 695 case ELF::EM_HEXAGON: 696 #undef HEXAGON_DYNAMIC_TAG 697 #define HEXAGON_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 698 #include "llvm/BinaryFormat/DynamicTags.def" 699 #undef HEXAGON_DYNAMIC_TAG 700 #define HEXAGON_DYNAMIC_TAG(name, value) 701 break; 702 case ELF::EM_PPC: 703 #undef PPC_DYNAMIC_TAG 704 #define PPC_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 705 #include "llvm/BinaryFormat/DynamicTags.def" 706 #undef PPC_DYNAMIC_TAG 707 #define PPC_DYNAMIC_TAG(name, value) 708 break; 709 case ELF::EM_PPC64: 710 #undef PPC64_DYNAMIC_TAG 711 #define PPC64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) 712 #include "llvm/BinaryFormat/DynamicTags.def" 713 #undef PPC64_DYNAMIC_TAG 714 #define PPC64_DYNAMIC_TAG(name, value) 715 break; 716 default: 717 #include "llvm/BinaryFormat/DynamicTags.def" 718 break; 719 } 720 #undef AARCH64_DYNAMIC_TAG 721 #undef MIPS_DYNAMIC_TAG 722 #undef HEXAGON_DYNAMIC_TAG 723 #undef PPC_DYNAMIC_TAG 724 #undef PPC64_DYNAMIC_TAG 725 #undef DYNAMIC_TAG_MARKER 726 #undef STRINGIFY 727 #undef DYNAMIC_TAG 728 729 IO.enumFallback<Hex64>(Value); 730 } 731 732 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration( 733 IO &IO, ELFYAML::MIPS_AFL_REG &Value) { 734 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 735 ECase(REG_NONE); 736 ECase(REG_32); 737 ECase(REG_64); 738 ECase(REG_128); 739 #undef ECase 740 } 741 742 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration( 743 IO &IO, ELFYAML::MIPS_ABI_FP &Value) { 744 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X) 745 ECase(FP_ANY); 746 ECase(FP_DOUBLE); 747 ECase(FP_SINGLE); 748 ECase(FP_SOFT); 749 ECase(FP_OLD_64); 750 ECase(FP_XX); 751 ECase(FP_64); 752 ECase(FP_64A); 753 #undef ECase 754 } 755 756 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration( 757 IO &IO, ELFYAML::MIPS_AFL_EXT &Value) { 758 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X) 759 ECase(EXT_NONE); 760 ECase(EXT_XLR); 761 ECase(EXT_OCTEON2); 762 ECase(EXT_OCTEONP); 763 ECase(EXT_LOONGSON_3A); 764 ECase(EXT_OCTEON); 765 ECase(EXT_5900); 766 ECase(EXT_4650); 767 ECase(EXT_4010); 768 ECase(EXT_4100); 769 ECase(EXT_3900); 770 ECase(EXT_10000); 771 ECase(EXT_SB1); 772 ECase(EXT_4111); 773 ECase(EXT_4120); 774 ECase(EXT_5400); 775 ECase(EXT_5500); 776 ECase(EXT_LOONGSON_2E); 777 ECase(EXT_LOONGSON_2F); 778 ECase(EXT_OCTEON3); 779 #undef ECase 780 } 781 782 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration( 783 IO &IO, ELFYAML::MIPS_ISA &Value) { 784 IO.enumCase(Value, "MIPS1", 1); 785 IO.enumCase(Value, "MIPS2", 2); 786 IO.enumCase(Value, "MIPS3", 3); 787 IO.enumCase(Value, "MIPS4", 4); 788 IO.enumCase(Value, "MIPS5", 5); 789 IO.enumCase(Value, "MIPS32", 32); 790 IO.enumCase(Value, "MIPS64", 64); 791 } 792 793 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset( 794 IO &IO, ELFYAML::MIPS_AFL_ASE &Value) { 795 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X) 796 BCase(DSP); 797 BCase(DSPR2); 798 BCase(EVA); 799 BCase(MCU); 800 BCase(MDMX); 801 BCase(MIPS3D); 802 BCase(MT); 803 BCase(SMARTMIPS); 804 BCase(VIRT); 805 BCase(MSA); 806 BCase(MIPS16); 807 BCase(MICROMIPS); 808 BCase(XPA); 809 #undef BCase 810 } 811 812 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset( 813 IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) { 814 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X) 815 BCase(ODDSPREG); 816 #undef BCase 817 } 818 819 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO, 820 ELFYAML::FileHeader &FileHdr) { 821 IO.mapRequired("Class", FileHdr.Class); 822 IO.mapRequired("Data", FileHdr.Data); 823 IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0)); 824 IO.mapOptional("ABIVersion", FileHdr.ABIVersion, Hex8(0)); 825 IO.mapRequired("Type", FileHdr.Type); 826 IO.mapRequired("Machine", FileHdr.Machine); 827 IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0)); 828 IO.mapOptional("Entry", FileHdr.Entry, Hex64(0)); 829 830 IO.mapOptional("SHEntSize", FileHdr.SHEntSize); 831 IO.mapOptional("SHOff", FileHdr.SHOff); 832 IO.mapOptional("SHNum", FileHdr.SHNum); 833 IO.mapOptional("SHStrNdx", FileHdr.SHStrNdx); 834 } 835 836 void MappingTraits<ELFYAML::ProgramHeader>::mapping( 837 IO &IO, ELFYAML::ProgramHeader &Phdr) { 838 IO.mapRequired("Type", Phdr.Type); 839 IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0)); 840 IO.mapOptional("Sections", Phdr.Sections); 841 IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0)); 842 IO.mapOptional("PAddr", Phdr.PAddr, Hex64(0)); 843 IO.mapOptional("Align", Phdr.Align); 844 IO.mapOptional("FileSize", Phdr.FileSize); 845 IO.mapOptional("MemSize", Phdr.MemSize); 846 IO.mapOptional("Offset", Phdr.Offset); 847 } 848 849 LLVM_YAML_STRONG_TYPEDEF(StringRef, StOtherPiece) 850 851 template <> struct ScalarTraits<StOtherPiece> { 852 static void output(const StOtherPiece &Val, void *, raw_ostream &Out) { 853 Out << Val; 854 } 855 static StringRef input(StringRef Scalar, void *, StOtherPiece &Val) { 856 Val = Scalar; 857 return {}; 858 } 859 static QuotingType mustQuote(StringRef) { return QuotingType::None; } 860 }; 861 template <> struct SequenceElementTraits<StOtherPiece> { 862 static const bool flow = true; 863 }; 864 865 namespace { 866 867 struct NormalizedOther { 868 NormalizedOther(IO &IO) : YamlIO(IO) {} 869 NormalizedOther(IO &IO, Optional<uint8_t> Original) : YamlIO(IO) { 870 assert(Original && "This constructor is only used for outputting YAML and " 871 "assumes a non-empty Original"); 872 std::vector<StOtherPiece> Ret; 873 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 874 for (std::pair<StringRef, uint8_t> &P : 875 getFlags(Object->Header.Machine).takeVector()) { 876 uint8_t FlagValue = P.second; 877 if ((*Original & FlagValue) != FlagValue) 878 continue; 879 *Original &= ~FlagValue; 880 Ret.push_back({P.first}); 881 } 882 883 if (*Original != 0) { 884 UnknownFlagsHolder = std::to_string(*Original); 885 Ret.push_back({UnknownFlagsHolder}); 886 } 887 888 if (!Ret.empty()) 889 Other = std::move(Ret); 890 } 891 892 uint8_t toValue(StringRef Name) { 893 const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext()); 894 MapVector<StringRef, uint8_t> Flags = getFlags(Object->Header.Machine); 895 896 auto It = Flags.find(Name); 897 if (It != Flags.end()) 898 return It->second; 899 900 uint8_t Val; 901 if (to_integer(Name, Val)) 902 return Val; 903 904 YamlIO.setError("an unknown value is used for symbol's 'Other' field: " + 905 Name); 906 return 0; 907 } 908 909 Optional<uint8_t> denormalize(IO &) { 910 if (!Other) 911 return None; 912 uint8_t Ret = 0; 913 for (StOtherPiece &Val : *Other) 914 Ret |= toValue(Val); 915 return Ret; 916 } 917 918 // st_other field is used to encode symbol visibility and platform-dependent 919 // flags and values. This method returns a name to value map that is used for 920 // parsing and encoding this field. 921 MapVector<StringRef, uint8_t> getFlags(unsigned EMachine) { 922 MapVector<StringRef, uint8_t> Map; 923 // STV_* values are just enumeration values. We add them in a reversed order 924 // because when we convert the st_other to named constants when printing 925 // YAML we want to use a maximum number of bits on each step: 926 // when we have st_other == 3, we want to print it as STV_PROTECTED (3), but 927 // not as STV_HIDDEN (2) + STV_INTERNAL (1). 928 Map["STV_PROTECTED"] = ELF::STV_PROTECTED; 929 Map["STV_HIDDEN"] = ELF::STV_HIDDEN; 930 Map["STV_INTERNAL"] = ELF::STV_INTERNAL; 931 // STV_DEFAULT is used to represent the default visibility and has a value 932 // 0. We want to be able to read it from YAML documents, but there is no 933 // reason to print it. 934 if (!YamlIO.outputting()) 935 Map["STV_DEFAULT"] = ELF::STV_DEFAULT; 936 937 // MIPS is not consistent. All of the STO_MIPS_* values are bit flags, 938 // except STO_MIPS_MIPS16 which overlaps them. It should be checked and 939 // consumed first when we print the output, because we do not want to print 940 // any other flags that have the same bits instead. 941 if (EMachine == ELF::EM_MIPS) { 942 Map["STO_MIPS_MIPS16"] = ELF::STO_MIPS_MIPS16; 943 Map["STO_MIPS_MICROMIPS"] = ELF::STO_MIPS_MICROMIPS; 944 Map["STO_MIPS_PIC"] = ELF::STO_MIPS_PIC; 945 Map["STO_MIPS_PLT"] = ELF::STO_MIPS_PLT; 946 Map["STO_MIPS_OPTIONAL"] = ELF::STO_MIPS_OPTIONAL; 947 } 948 return Map; 949 } 950 951 IO &YamlIO; 952 Optional<std::vector<StOtherPiece>> Other; 953 std::string UnknownFlagsHolder; 954 }; 955 956 } // end anonymous namespace 957 958 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) { 959 IO.mapOptional("Name", Symbol.Name, StringRef()); 960 IO.mapOptional("NameIndex", Symbol.NameIndex); 961 IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0)); 962 IO.mapOptional("Section", Symbol.Section, StringRef()); 963 IO.mapOptional("Index", Symbol.Index); 964 IO.mapOptional("Binding", Symbol.Binding, ELFYAML::ELF_STB(0)); 965 IO.mapOptional("Value", Symbol.Value, Hex64(0)); 966 IO.mapOptional("Size", Symbol.Size, Hex64(0)); 967 968 // Symbol's Other field is a bit special. It is usually a field that 969 // represents st_other and holds the symbol visibility. However, on some 970 // platforms, it can contain bit fields and regular values, or even sometimes a 971 // crazy mix of them (see comments for NormalizedOther). Because of this, we 972 // need special handling. 973 MappingNormalization<NormalizedOther, Optional<uint8_t>> Keys(IO, 974 Symbol.Other); 975 IO.mapOptional("Other", Keys->Other); 976 } 977 978 StringRef MappingTraits<ELFYAML::Symbol>::validate(IO &IO, 979 ELFYAML::Symbol &Symbol) { 980 if (Symbol.Index && Symbol.Section.data()) 981 return "Index and Section cannot both be specified for Symbol"; 982 if (Symbol.NameIndex && !Symbol.Name.empty()) 983 return "Name and NameIndex cannot both be specified for Symbol"; 984 return StringRef(); 985 } 986 987 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) { 988 IO.mapOptional("Name", Section.Name, StringRef()); 989 IO.mapRequired("Type", Section.Type); 990 IO.mapOptional("Flags", Section.Flags); 991 IO.mapOptional("Address", Section.Address, Hex64(0)); 992 IO.mapOptional("Link", Section.Link, StringRef()); 993 IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0)); 994 IO.mapOptional("EntSize", Section.EntSize); 995 996 // obj2yaml does not dump these fields. They are expected to be empty when we 997 // are producing YAML, because yaml2obj sets appropriate values for them 998 // automatically when they are not explicitly defined. 999 assert(!IO.outputting() || 1000 (!Section.ShOffset.hasValue() && !Section.ShSize.hasValue())); 1001 IO.mapOptional("ShName", Section.ShName); 1002 IO.mapOptional("ShOffset", Section.ShOffset); 1003 IO.mapOptional("ShSize", Section.ShSize); 1004 } 1005 1006 static void sectionMapping(IO &IO, ELFYAML::DynamicSection &Section) { 1007 commonSectionMapping(IO, Section); 1008 IO.mapOptional("Entries", Section.Entries); 1009 IO.mapOptional("Content", Section.Content); 1010 } 1011 1012 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) { 1013 commonSectionMapping(IO, Section); 1014 IO.mapOptional("Content", Section.Content); 1015 IO.mapOptional("Size", Section.Size); 1016 IO.mapOptional("Info", Section.Info); 1017 } 1018 1019 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) { 1020 commonSectionMapping(IO, Section); 1021 IO.mapOptional("Size", Section.Size, Hex64(0)); 1022 } 1023 1024 static void sectionMapping(IO &IO, ELFYAML::VerdefSection &Section) { 1025 commonSectionMapping(IO, Section); 1026 IO.mapRequired("Info", Section.Info); 1027 IO.mapRequired("Entries", Section.Entries); 1028 } 1029 1030 static void sectionMapping(IO &IO, ELFYAML::SymverSection &Section) { 1031 commonSectionMapping(IO, Section); 1032 IO.mapRequired("Entries", Section.Entries); 1033 } 1034 1035 static void sectionMapping(IO &IO, ELFYAML::VerneedSection &Section) { 1036 commonSectionMapping(IO, Section); 1037 IO.mapRequired("Info", Section.Info); 1038 IO.mapRequired("Dependencies", Section.VerneedV); 1039 } 1040 1041 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) { 1042 commonSectionMapping(IO, Section); 1043 IO.mapOptional("Info", Section.RelocatableSec, StringRef()); 1044 IO.mapOptional("Relocations", Section.Relocations); 1045 } 1046 1047 static void groupSectionMapping(IO &IO, ELFYAML::Group &Group) { 1048 commonSectionMapping(IO, Group); 1049 IO.mapOptional("Info", Group.Signature, StringRef()); 1050 IO.mapRequired("Members", Group.Members); 1051 } 1052 1053 static void sectionMapping(IO &IO, ELFYAML::SymtabShndxSection &Section) { 1054 commonSectionMapping(IO, Section); 1055 IO.mapRequired("Entries", Section.Entries); 1056 } 1057 1058 void MappingTraits<ELFYAML::SectionOrType>::mapping( 1059 IO &IO, ELFYAML::SectionOrType §ionOrType) { 1060 IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType); 1061 } 1062 1063 void MappingTraits<ELFYAML::SectionName>::mapping( 1064 IO &IO, ELFYAML::SectionName §ionName) { 1065 IO.mapRequired("Section", sectionName.Section); 1066 } 1067 1068 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) { 1069 commonSectionMapping(IO, Section); 1070 IO.mapOptional("Version", Section.Version, Hex16(0)); 1071 IO.mapRequired("ISA", Section.ISALevel); 1072 IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0)); 1073 IO.mapOptional("ISAExtension", Section.ISAExtension, 1074 ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE)); 1075 IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0)); 1076 IO.mapOptional("FpABI", Section.FpABI, 1077 ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY)); 1078 IO.mapOptional("GPRSize", Section.GPRSize, 1079 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1080 IO.mapOptional("CPR1Size", Section.CPR1Size, 1081 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1082 IO.mapOptional("CPR2Size", Section.CPR2Size, 1083 ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE)); 1084 IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0)); 1085 IO.mapOptional("Flags2", Section.Flags2, Hex32(0)); 1086 } 1087 1088 void MappingTraits<std::unique_ptr<ELFYAML::Section>>::mapping( 1089 IO &IO, std::unique_ptr<ELFYAML::Section> &Section) { 1090 ELFYAML::ELF_SHT sectionType; 1091 if (IO.outputting()) 1092 sectionType = Section->Type; 1093 else 1094 IO.mapRequired("Type", sectionType); 1095 1096 switch (sectionType) { 1097 case ELF::SHT_DYNAMIC: 1098 if (!IO.outputting()) 1099 Section.reset(new ELFYAML::DynamicSection()); 1100 sectionMapping(IO, *cast<ELFYAML::DynamicSection>(Section.get())); 1101 break; 1102 case ELF::SHT_REL: 1103 case ELF::SHT_RELA: 1104 if (!IO.outputting()) 1105 Section.reset(new ELFYAML::RelocationSection()); 1106 sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get())); 1107 break; 1108 case ELF::SHT_GROUP: 1109 if (!IO.outputting()) 1110 Section.reset(new ELFYAML::Group()); 1111 groupSectionMapping(IO, *cast<ELFYAML::Group>(Section.get())); 1112 break; 1113 case ELF::SHT_NOBITS: 1114 if (!IO.outputting()) 1115 Section.reset(new ELFYAML::NoBitsSection()); 1116 sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get())); 1117 break; 1118 case ELF::SHT_MIPS_ABIFLAGS: 1119 if (!IO.outputting()) 1120 Section.reset(new ELFYAML::MipsABIFlags()); 1121 sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get())); 1122 break; 1123 case ELF::SHT_GNU_verdef: 1124 if (!IO.outputting()) 1125 Section.reset(new ELFYAML::VerdefSection()); 1126 sectionMapping(IO, *cast<ELFYAML::VerdefSection>(Section.get())); 1127 break; 1128 case ELF::SHT_GNU_versym: 1129 if (!IO.outputting()) 1130 Section.reset(new ELFYAML::SymverSection()); 1131 sectionMapping(IO, *cast<ELFYAML::SymverSection>(Section.get())); 1132 break; 1133 case ELF::SHT_GNU_verneed: 1134 if (!IO.outputting()) 1135 Section.reset(new ELFYAML::VerneedSection()); 1136 sectionMapping(IO, *cast<ELFYAML::VerneedSection>(Section.get())); 1137 break; 1138 case ELF::SHT_SYMTAB_SHNDX: 1139 if (!IO.outputting()) 1140 Section.reset(new ELFYAML::SymtabShndxSection()); 1141 sectionMapping(IO, *cast<ELFYAML::SymtabShndxSection>(Section.get())); 1142 break; 1143 default: 1144 if (!IO.outputting()) 1145 Section.reset(new ELFYAML::RawContentSection()); 1146 sectionMapping(IO, *cast<ELFYAML::RawContentSection>(Section.get())); 1147 } 1148 } 1149 1150 StringRef MappingTraits<std::unique_ptr<ELFYAML::Section>>::validate( 1151 IO &io, std::unique_ptr<ELFYAML::Section> &Section) { 1152 const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(Section.get()); 1153 if (!RawSection) 1154 return {}; 1155 if (RawSection->Size && RawSection->Content && 1156 (uint64_t)(*RawSection->Size) < RawSection->Content->binary_size()) 1157 return "Section size must be greater than or equal to the content size"; 1158 return {}; 1159 } 1160 1161 namespace { 1162 1163 struct NormalizedMips64RelType { 1164 NormalizedMips64RelType(IO &) 1165 : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1166 Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1167 Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)), 1168 SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {} 1169 NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original) 1170 : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF), 1171 Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {} 1172 1173 ELFYAML::ELF_REL denormalize(IO &) { 1174 ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24; 1175 return Res; 1176 } 1177 1178 ELFYAML::ELF_REL Type; 1179 ELFYAML::ELF_REL Type2; 1180 ELFYAML::ELF_REL Type3; 1181 ELFYAML::ELF_RSS SpecSym; 1182 }; 1183 1184 } // end anonymous namespace 1185 1186 void MappingTraits<ELFYAML::DynamicEntry>::mapping(IO &IO, 1187 ELFYAML::DynamicEntry &Rel) { 1188 assert(IO.getContext() && "The IO context is not initialized"); 1189 1190 IO.mapRequired("Tag", Rel.Tag); 1191 IO.mapRequired("Value", Rel.Val); 1192 } 1193 1194 void MappingTraits<ELFYAML::VerdefEntry>::mapping(IO &IO, 1195 ELFYAML::VerdefEntry &E) { 1196 assert(IO.getContext() && "The IO context is not initialized"); 1197 1198 IO.mapRequired("Version", E.Version); 1199 IO.mapRequired("Flags", E.Flags); 1200 IO.mapRequired("VersionNdx", E.VersionNdx); 1201 IO.mapRequired("Hash", E.Hash); 1202 IO.mapRequired("Names", E.VerNames); 1203 } 1204 1205 void MappingTraits<ELFYAML::VerneedEntry>::mapping(IO &IO, 1206 ELFYAML::VerneedEntry &E) { 1207 assert(IO.getContext() && "The IO context is not initialized"); 1208 1209 IO.mapRequired("Version", E.Version); 1210 IO.mapRequired("File", E.File); 1211 IO.mapRequired("Entries", E.AuxV); 1212 } 1213 1214 void MappingTraits<ELFYAML::VernauxEntry>::mapping(IO &IO, 1215 ELFYAML::VernauxEntry &E) { 1216 assert(IO.getContext() && "The IO context is not initialized"); 1217 1218 IO.mapRequired("Name", E.Name); 1219 IO.mapRequired("Hash", E.Hash); 1220 IO.mapRequired("Flags", E.Flags); 1221 IO.mapRequired("Other", E.Other); 1222 } 1223 1224 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO, 1225 ELFYAML::Relocation &Rel) { 1226 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext()); 1227 assert(Object && "The IO context is not initialized"); 1228 1229 IO.mapRequired("Offset", Rel.Offset); 1230 IO.mapOptional("Symbol", Rel.Symbol); 1231 1232 if (Object->Header.Machine == ELFYAML::ELF_EM(ELF::EM_MIPS) && 1233 Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) { 1234 MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key( 1235 IO, Rel.Type); 1236 IO.mapRequired("Type", Key->Type); 1237 IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1238 IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE)); 1239 IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF)); 1240 } else 1241 IO.mapRequired("Type", Rel.Type); 1242 1243 IO.mapOptional("Addend", Rel.Addend, (int64_t)0); 1244 } 1245 1246 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) { 1247 assert(!IO.getContext() && "The IO context is initialized already"); 1248 IO.setContext(&Object); 1249 IO.mapTag("!ELF", true); 1250 IO.mapRequired("FileHeader", Object.Header); 1251 IO.mapOptional("ProgramHeaders", Object.ProgramHeaders); 1252 IO.mapOptional("Sections", Object.Sections); 1253 IO.mapOptional("Symbols", Object.Symbols); 1254 IO.mapOptional("DynamicSymbols", Object.DynamicSymbols); 1255 IO.setContext(nullptr); 1256 } 1257 1258 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG) 1259 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP) 1260 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT) 1261 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE) 1262 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1) 1263 1264 } // end namespace yaml 1265 1266 } // end namespace llvm 1267