1 //===- ELFYAML.cpp - ELF YAMLIO implementation ----------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file defines classes for handling the YAML representation of ELF.
11 //
12 //===----------------------------------------------------------------------===//
13
14 #include "llvm/Object/ELFYAML.h"
15 #include "llvm/Support/Casting.h"
16
17 namespace llvm {
18
~Section()19 ELFYAML::Section::~Section() {}
20
21 namespace yaml {
22
23 void
enumeration(IO & IO,ELFYAML::ELF_ET & Value)24 ScalarEnumerationTraits<ELFYAML::ELF_ET>::enumeration(IO &IO,
25 ELFYAML::ELF_ET &Value) {
26 #define ECase(X) IO.enumCase(Value, #X, ELF::X);
27 ECase(ET_NONE)
28 ECase(ET_REL)
29 ECase(ET_EXEC)
30 ECase(ET_DYN)
31 ECase(ET_CORE)
32 #undef ECase
33 }
34
35 void
enumeration(IO & IO,ELFYAML::ELF_EM & Value)36 ScalarEnumerationTraits<ELFYAML::ELF_EM>::enumeration(IO &IO,
37 ELFYAML::ELF_EM &Value) {
38 #define ECase(X) IO.enumCase(Value, #X, ELF::X);
39 ECase(EM_NONE)
40 ECase(EM_M32)
41 ECase(EM_SPARC)
42 ECase(EM_386)
43 ECase(EM_68K)
44 ECase(EM_88K)
45 ECase(EM_486)
46 ECase(EM_860)
47 ECase(EM_MIPS)
48 ECase(EM_S370)
49 ECase(EM_MIPS_RS3_LE)
50 ECase(EM_PARISC)
51 ECase(EM_VPP500)
52 ECase(EM_SPARC32PLUS)
53 ECase(EM_960)
54 ECase(EM_PPC)
55 ECase(EM_PPC64)
56 ECase(EM_S390)
57 ECase(EM_SPU)
58 ECase(EM_V800)
59 ECase(EM_FR20)
60 ECase(EM_RH32)
61 ECase(EM_RCE)
62 ECase(EM_ARM)
63 ECase(EM_ALPHA)
64 ECase(EM_SH)
65 ECase(EM_SPARCV9)
66 ECase(EM_TRICORE)
67 ECase(EM_ARC)
68 ECase(EM_H8_300)
69 ECase(EM_H8_300H)
70 ECase(EM_H8S)
71 ECase(EM_H8_500)
72 ECase(EM_IA_64)
73 ECase(EM_MIPS_X)
74 ECase(EM_COLDFIRE)
75 ECase(EM_68HC12)
76 ECase(EM_MMA)
77 ECase(EM_PCP)
78 ECase(EM_NCPU)
79 ECase(EM_NDR1)
80 ECase(EM_STARCORE)
81 ECase(EM_ME16)
82 ECase(EM_ST100)
83 ECase(EM_TINYJ)
84 ECase(EM_X86_64)
85 ECase(EM_PDSP)
86 ECase(EM_PDP10)
87 ECase(EM_PDP11)
88 ECase(EM_FX66)
89 ECase(EM_ST9PLUS)
90 ECase(EM_ST7)
91 ECase(EM_68HC16)
92 ECase(EM_68HC11)
93 ECase(EM_68HC08)
94 ECase(EM_68HC05)
95 ECase(EM_SVX)
96 ECase(EM_ST19)
97 ECase(EM_VAX)
98 ECase(EM_CRIS)
99 ECase(EM_JAVELIN)
100 ECase(EM_FIREPATH)
101 ECase(EM_ZSP)
102 ECase(EM_MMIX)
103 ECase(EM_HUANY)
104 ECase(EM_PRISM)
105 ECase(EM_AVR)
106 ECase(EM_FR30)
107 ECase(EM_D10V)
108 ECase(EM_D30V)
109 ECase(EM_V850)
110 ECase(EM_M32R)
111 ECase(EM_MN10300)
112 ECase(EM_MN10200)
113 ECase(EM_PJ)
114 ECase(EM_OPENRISC)
115 ECase(EM_ARC_COMPACT)
116 ECase(EM_XTENSA)
117 ECase(EM_VIDEOCORE)
118 ECase(EM_TMM_GPP)
119 ECase(EM_NS32K)
120 ECase(EM_TPC)
121 ECase(EM_SNP1K)
122 ECase(EM_ST200)
123 ECase(EM_IP2K)
124 ECase(EM_MAX)
125 ECase(EM_CR)
126 ECase(EM_F2MC16)
127 ECase(EM_MSP430)
128 ECase(EM_BLACKFIN)
129 ECase(EM_SE_C33)
130 ECase(EM_SEP)
131 ECase(EM_ARCA)
132 ECase(EM_UNICORE)
133 ECase(EM_EXCESS)
134 ECase(EM_DXP)
135 ECase(EM_ALTERA_NIOS2)
136 ECase(EM_CRX)
137 ECase(EM_XGATE)
138 ECase(EM_C166)
139 ECase(EM_M16C)
140 ECase(EM_DSPIC30F)
141 ECase(EM_CE)
142 ECase(EM_M32C)
143 ECase(EM_TSK3000)
144 ECase(EM_RS08)
145 ECase(EM_SHARC)
146 ECase(EM_ECOG2)
147 ECase(EM_SCORE7)
148 ECase(EM_DSP24)
149 ECase(EM_VIDEOCORE3)
150 ECase(EM_LATTICEMICO32)
151 ECase(EM_SE_C17)
152 ECase(EM_TI_C6000)
153 ECase(EM_TI_C2000)
154 ECase(EM_TI_C5500)
155 ECase(EM_MMDSP_PLUS)
156 ECase(EM_CYPRESS_M8C)
157 ECase(EM_R32C)
158 ECase(EM_TRIMEDIA)
159 ECase(EM_HEXAGON)
160 ECase(EM_8051)
161 ECase(EM_STXP7X)
162 ECase(EM_NDS32)
163 ECase(EM_ECOG1)
164 ECase(EM_ECOG1X)
165 ECase(EM_MAXQ30)
166 ECase(EM_XIMO16)
167 ECase(EM_MANIK)
168 ECase(EM_CRAYNV2)
169 ECase(EM_RX)
170 ECase(EM_METAG)
171 ECase(EM_MCST_ELBRUS)
172 ECase(EM_ECOG16)
173 ECase(EM_CR16)
174 ECase(EM_ETPU)
175 ECase(EM_SLE9X)
176 ECase(EM_L10M)
177 ECase(EM_K10M)
178 ECase(EM_AARCH64)
179 ECase(EM_AVR32)
180 ECase(EM_STM8)
181 ECase(EM_TILE64)
182 ECase(EM_TILEPRO)
183 ECase(EM_CUDA)
184 ECase(EM_TILEGX)
185 ECase(EM_CLOUDSHIELD)
186 ECase(EM_COREA_1ST)
187 ECase(EM_COREA_2ND)
188 ECase(EM_ARC_COMPACT2)
189 ECase(EM_OPEN8)
190 ECase(EM_RL78)
191 ECase(EM_VIDEOCORE5)
192 ECase(EM_78KOR)
193 ECase(EM_56800EX)
194 #undef ECase
195 }
196
enumeration(IO & IO,ELFYAML::ELF_ELFCLASS & Value)197 void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration(
198 IO &IO, ELFYAML::ELF_ELFCLASS &Value) {
199 #define ECase(X) IO.enumCase(Value, #X, ELF::X);
200 // Since the semantics of ELFCLASSNONE is "invalid", just don't accept it
201 // here.
202 ECase(ELFCLASS32)
203 ECase(ELFCLASS64)
204 #undef ECase
205 }
206
enumeration(IO & IO,ELFYAML::ELF_ELFDATA & Value)207 void ScalarEnumerationTraits<ELFYAML::ELF_ELFDATA>::enumeration(
208 IO &IO, ELFYAML::ELF_ELFDATA &Value) {
209 #define ECase(X) IO.enumCase(Value, #X, ELF::X);
210 // Since the semantics of ELFDATANONE is "invalid", just don't accept it
211 // here.
212 ECase(ELFDATA2LSB)
213 ECase(ELFDATA2MSB)
214 #undef ECase
215 }
216
enumeration(IO & IO,ELFYAML::ELF_ELFOSABI & Value)217 void ScalarEnumerationTraits<ELFYAML::ELF_ELFOSABI>::enumeration(
218 IO &IO, ELFYAML::ELF_ELFOSABI &Value) {
219 #define ECase(X) IO.enumCase(Value, #X, ELF::X);
220 ECase(ELFOSABI_NONE)
221 ECase(ELFOSABI_HPUX)
222 ECase(ELFOSABI_NETBSD)
223 ECase(ELFOSABI_GNU)
224 ECase(ELFOSABI_GNU)
225 ECase(ELFOSABI_HURD)
226 ECase(ELFOSABI_SOLARIS)
227 ECase(ELFOSABI_AIX)
228 ECase(ELFOSABI_IRIX)
229 ECase(ELFOSABI_FREEBSD)
230 ECase(ELFOSABI_TRU64)
231 ECase(ELFOSABI_MODESTO)
232 ECase(ELFOSABI_OPENBSD)
233 ECase(ELFOSABI_OPENVMS)
234 ECase(ELFOSABI_NSK)
235 ECase(ELFOSABI_AROS)
236 ECase(ELFOSABI_FENIXOS)
237 ECase(ELFOSABI_C6000_ELFABI)
238 ECase(ELFOSABI_C6000_LINUX)
239 ECase(ELFOSABI_ARM)
240 ECase(ELFOSABI_STANDALONE)
241 #undef ECase
242 }
243
bitset(IO & IO,ELFYAML::ELF_EF & Value)244 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO,
245 ELFYAML::ELF_EF &Value) {
246 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
247 assert(Object && "The IO context is not initialized");
248 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X);
249 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M);
250 switch (Object->Header.Machine) {
251 case ELF::EM_ARM:
252 BCase(EF_ARM_SOFT_FLOAT)
253 BCase(EF_ARM_VFP_FLOAT)
254 BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK)
255 BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK)
256 BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK)
257 BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK)
258 BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK)
259 BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK)
260 break;
261 case ELF::EM_MIPS:
262 BCase(EF_MIPS_NOREORDER)
263 BCase(EF_MIPS_PIC)
264 BCase(EF_MIPS_CPIC)
265 BCase(EF_MIPS_ABI2)
266 BCase(EF_MIPS_32BITMODE)
267 BCase(EF_MIPS_NAN2008)
268 BCase(EF_MIPS_ABI_O32)
269 BCase(EF_MIPS_MICROMIPS)
270 BCase(EF_MIPS_ARCH_ASE_M16)
271 BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH)
272 BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH)
273 BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH)
274 BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH)
275 BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH)
276 BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH)
277 BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH)
278 BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH)
279 BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH)
280 BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH)
281 BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH)
282 break;
283 case ELF::EM_HEXAGON:
284 BCase(EF_HEXAGON_MACH_V2)
285 BCase(EF_HEXAGON_MACH_V3)
286 BCase(EF_HEXAGON_MACH_V4)
287 BCase(EF_HEXAGON_MACH_V5)
288 BCase(EF_HEXAGON_ISA_V2)
289 BCase(EF_HEXAGON_ISA_V3)
290 BCase(EF_HEXAGON_ISA_V4)
291 BCase(EF_HEXAGON_ISA_V5)
292 break;
293 default:
294 llvm_unreachable("Unsupported architecture");
295 }
296 #undef BCase
297 #undef BCaseMask
298 }
299
enumeration(IO & IO,ELFYAML::ELF_SHT & Value)300 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration(
301 IO &IO, ELFYAML::ELF_SHT &Value) {
302 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
303 assert(Object && "The IO context is not initialized");
304 #define ECase(X) IO.enumCase(Value, #X, ELF::X);
305 ECase(SHT_NULL)
306 ECase(SHT_PROGBITS)
307 // No SHT_SYMTAB. Use the top-level `Symbols` key instead.
308 // FIXME: Issue a diagnostic with this information.
309 ECase(SHT_STRTAB)
310 ECase(SHT_RELA)
311 ECase(SHT_HASH)
312 ECase(SHT_DYNAMIC)
313 ECase(SHT_NOTE)
314 ECase(SHT_NOBITS)
315 ECase(SHT_REL)
316 ECase(SHT_SHLIB)
317 ECase(SHT_DYNSYM)
318 ECase(SHT_INIT_ARRAY)
319 ECase(SHT_FINI_ARRAY)
320 ECase(SHT_PREINIT_ARRAY)
321 ECase(SHT_GROUP)
322 ECase(SHT_SYMTAB_SHNDX)
323 ECase(SHT_LOOS)
324 ECase(SHT_GNU_ATTRIBUTES)
325 ECase(SHT_GNU_HASH)
326 ECase(SHT_GNU_verdef)
327 ECase(SHT_GNU_verneed)
328 ECase(SHT_GNU_versym)
329 ECase(SHT_HIOS)
330 ECase(SHT_LOPROC)
331 switch (Object->Header.Machine) {
332 case ELF::EM_ARM:
333 ECase(SHT_ARM_EXIDX)
334 ECase(SHT_ARM_PREEMPTMAP)
335 ECase(SHT_ARM_ATTRIBUTES)
336 ECase(SHT_ARM_DEBUGOVERLAY)
337 ECase(SHT_ARM_OVERLAYSECTION)
338 break;
339 case ELF::EM_HEXAGON:
340 ECase(SHT_HEX_ORDERED)
341 break;
342 case ELF::EM_X86_64:
343 ECase(SHT_X86_64_UNWIND)
344 break;
345 case ELF::EM_MIPS:
346 ECase(SHT_MIPS_REGINFO)
347 ECase(SHT_MIPS_OPTIONS)
348 ECase(SHT_MIPS_ABIFLAGS)
349 break;
350 default:
351 // Nothing to do.
352 break;
353 }
354 #undef ECase
355 }
356
bitset(IO & IO,ELFYAML::ELF_SHF & Value)357 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO,
358 ELFYAML::ELF_SHF &Value) {
359 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X);
360 BCase(SHF_WRITE)
361 BCase(SHF_ALLOC)
362 BCase(SHF_EXCLUDE)
363 BCase(SHF_EXECINSTR)
364 BCase(SHF_MERGE)
365 BCase(SHF_STRINGS)
366 BCase(SHF_INFO_LINK)
367 BCase(SHF_LINK_ORDER)
368 BCase(SHF_OS_NONCONFORMING)
369 BCase(SHF_GROUP)
370 BCase(SHF_TLS)
371 #undef BCase
372 }
373
enumeration(IO & IO,ELFYAML::ELF_STT & Value)374 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration(
375 IO &IO, ELFYAML::ELF_STT &Value) {
376 #define ECase(X) IO.enumCase(Value, #X, ELF::X);
377 ECase(STT_NOTYPE)
378 ECase(STT_OBJECT)
379 ECase(STT_FUNC)
380 ECase(STT_SECTION)
381 ECase(STT_FILE)
382 ECase(STT_COMMON)
383 ECase(STT_TLS)
384 ECase(STT_GNU_IFUNC)
385 #undef ECase
386 }
387
enumeration(IO & IO,ELFYAML::ELF_STV & Value)388 void ScalarEnumerationTraits<ELFYAML::ELF_STV>::enumeration(
389 IO &IO, ELFYAML::ELF_STV &Value) {
390 #define ECase(X) IO.enumCase(Value, #X, ELF::X);
391 ECase(STV_DEFAULT)
392 ECase(STV_INTERNAL)
393 ECase(STV_HIDDEN)
394 ECase(STV_PROTECTED)
395 #undef ECase
396 }
397
bitset(IO & IO,ELFYAML::ELF_STO & Value)398 void ScalarBitSetTraits<ELFYAML::ELF_STO>::bitset(IO &IO,
399 ELFYAML::ELF_STO &Value) {
400 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
401 assert(Object && "The IO context is not initialized");
402 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X);
403 switch (Object->Header.Machine) {
404 case ELF::EM_MIPS:
405 BCase(STO_MIPS_OPTIONAL)
406 BCase(STO_MIPS_PLT)
407 BCase(STO_MIPS_PIC)
408 BCase(STO_MIPS_MICROMIPS)
409 break;
410 default:
411 break; // Nothing to do
412 }
413 #undef BCase
414 #undef BCaseMask
415 }
416
enumeration(IO & IO,ELFYAML::ELF_REL & Value)417 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration(
418 IO &IO, ELFYAML::ELF_REL &Value) {
419 const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
420 assert(Object && "The IO context is not initialized");
421 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X);
422 switch (Object->Header.Machine) {
423 case ELF::EM_X86_64:
424 #include "llvm/Support/ELFRelocs/x86_64.def"
425 break;
426 case ELF::EM_MIPS:
427 #include "llvm/Support/ELFRelocs/Mips.def"
428 break;
429 case ELF::EM_HEXAGON:
430 #include "llvm/Support/ELFRelocs/Hexagon.def"
431 break;
432 case ELF::EM_386:
433 #include "llvm/Support/ELFRelocs/i386.def"
434 break;
435 case ELF::EM_AARCH64:
436 #include "llvm/Support/ELFRelocs/AArch64.def"
437 break;
438 case ELF::EM_ARM:
439 #include "llvm/Support/ELFRelocs/ARM.def"
440 break;
441 default:
442 llvm_unreachable("Unsupported architecture");
443 }
444 #undef ELF_RELOC
445 }
446
mapping(IO & IO,ELFYAML::FileHeader & FileHdr)447 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO,
448 ELFYAML::FileHeader &FileHdr) {
449 IO.mapRequired("Class", FileHdr.Class);
450 IO.mapRequired("Data", FileHdr.Data);
451 IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0));
452 IO.mapRequired("Type", FileHdr.Type);
453 IO.mapRequired("Machine", FileHdr.Machine);
454 IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0));
455 IO.mapOptional("Entry", FileHdr.Entry, Hex64(0));
456 }
457
458 namespace {
459 struct NormalizedOther {
NormalizedOtherllvm::yaml::__anonafe1068b0111::NormalizedOther460 NormalizedOther(IO &)
461 : Visibility(ELFYAML::ELF_STV(0)), Other(ELFYAML::ELF_STO(0)) {}
NormalizedOtherllvm::yaml::__anonafe1068b0111::NormalizedOther462 NormalizedOther(IO &, uint8_t Original)
463 : Visibility(Original & 0x3), Other(Original & ~0x3) {}
464
denormalizellvm::yaml::__anonafe1068b0111::NormalizedOther465 uint8_t denormalize(IO &) { return Visibility | Other; }
466
467 ELFYAML::ELF_STV Visibility;
468 ELFYAML::ELF_STO Other;
469 };
470 }
471
mapping(IO & IO,ELFYAML::Symbol & Symbol)472 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) {
473 IO.mapOptional("Name", Symbol.Name, StringRef());
474 IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0));
475 IO.mapOptional("Section", Symbol.Section, StringRef());
476 IO.mapOptional("Value", Symbol.Value, Hex64(0));
477 IO.mapOptional("Size", Symbol.Size, Hex64(0));
478
479 MappingNormalization<NormalizedOther, uint8_t> Keys(IO, Symbol.Other);
480 IO.mapOptional("Visibility", Keys->Visibility, ELFYAML::ELF_STV(0));
481 IO.mapOptional("Other", Keys->Other, ELFYAML::ELF_STO(0));
482 }
483
mapping(IO & IO,ELFYAML::LocalGlobalWeakSymbols & Symbols)484 void MappingTraits<ELFYAML::LocalGlobalWeakSymbols>::mapping(
485 IO &IO, ELFYAML::LocalGlobalWeakSymbols &Symbols) {
486 IO.mapOptional("Local", Symbols.Local);
487 IO.mapOptional("Global", Symbols.Global);
488 IO.mapOptional("Weak", Symbols.Weak);
489 }
490
commonSectionMapping(IO & IO,ELFYAML::Section & Section)491 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) {
492 IO.mapOptional("Name", Section.Name, StringRef());
493 IO.mapRequired("Type", Section.Type);
494 IO.mapOptional("Flags", Section.Flags, ELFYAML::ELF_SHF(0));
495 IO.mapOptional("Address", Section.Address, Hex64(0));
496 IO.mapOptional("Link", Section.Link, StringRef());
497 IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0));
498 }
499
sectionMapping(IO & IO,ELFYAML::RawContentSection & Section)500 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) {
501 commonSectionMapping(IO, Section);
502 IO.mapOptional("Content", Section.Content);
503 IO.mapOptional("Size", Section.Size, Hex64(Section.Content.binary_size()));
504 }
505
sectionMapping(IO & IO,ELFYAML::RelocationSection & Section)506 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) {
507 commonSectionMapping(IO, Section);
508 IO.mapOptional("Info", Section.Info, StringRef());
509 IO.mapOptional("Relocations", Section.Relocations);
510 }
511
mapping(IO & IO,std::unique_ptr<ELFYAML::Section> & Section)512 void MappingTraits<std::unique_ptr<ELFYAML::Section>>::mapping(
513 IO &IO, std::unique_ptr<ELFYAML::Section> &Section) {
514 ELFYAML::ELF_SHT sectionType;
515 if (IO.outputting())
516 sectionType = Section->Type;
517 else
518 IO.mapRequired("Type", sectionType);
519
520 switch (sectionType) {
521 case ELF::SHT_REL:
522 case ELF::SHT_RELA:
523 if (!IO.outputting())
524 Section.reset(new ELFYAML::RelocationSection());
525 sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get()));
526 break;
527 default:
528 if (!IO.outputting())
529 Section.reset(new ELFYAML::RawContentSection());
530 sectionMapping(IO, *cast<ELFYAML::RawContentSection>(Section.get()));
531 }
532 }
533
validate(IO & io,std::unique_ptr<ELFYAML::Section> & Section)534 StringRef MappingTraits<std::unique_ptr<ELFYAML::Section>>::validate(
535 IO &io, std::unique_ptr<ELFYAML::Section> &Section) {
536 const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(Section.get());
537 if (!RawSection || RawSection->Size >= RawSection->Content.binary_size())
538 return StringRef();
539 return "Section size must be greater or equal to the content size";
540 }
541
mapping(IO & IO,ELFYAML::Relocation & Rel)542 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO,
543 ELFYAML::Relocation &Rel) {
544 IO.mapRequired("Offset", Rel.Offset);
545 IO.mapRequired("Symbol", Rel.Symbol);
546 IO.mapRequired("Type", Rel.Type);
547 IO.mapOptional("Addend", Rel.Addend);
548 }
549
mapping(IO & IO,ELFYAML::Object & Object)550 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) {
551 assert(!IO.getContext() && "The IO context is initialized already");
552 IO.setContext(&Object);
553 IO.mapRequired("FileHeader", Object.Header);
554 IO.mapOptional("Sections", Object.Sections);
555 IO.mapOptional("Symbols", Object.Symbols);
556 IO.setContext(nullptr);
557 }
558
559 } // end namespace yaml
560 } // end namespace llvm
561