xref: /llvm-project/llvm/lib/ObjectYAML/ELFYAML.cpp (revision c4ca87ee78fa4f1978e018e6e3a260ac9aea399d)
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/APInt.h"
15 #include "llvm/ADT/MapVector.h"
16 #include "llvm/ADT/StringRef.h"
17 #include "llvm/BinaryFormat/ELF.h"
18 #include "llvm/Support/ARMEHABI.h"
19 #include "llvm/Support/Casting.h"
20 #include "llvm/Support/ErrorHandling.h"
21 #include "llvm/Support/MipsABIFlags.h"
22 #include "llvm/Support/YAMLTraits.h"
23 #include "llvm/Support/WithColor.h"
24 #include <cassert>
25 #include <cstdint>
26 #include <optional>
27 
28 namespace llvm {
29 
30 ELFYAML::Chunk::~Chunk() = default;
31 
32 namespace ELFYAML {
33 ELF_ELFOSABI Object::getOSAbi() const { return Header.OSABI; }
34 
35 unsigned Object::getMachine() const {
36   if (Header.Machine)
37     return *Header.Machine;
38   return llvm::ELF::EM_NONE;
39 }
40 
41 constexpr StringRef SectionHeaderTable::TypeStr;
42 } // namespace ELFYAML
43 
44 namespace yaml {
45 
46 void ScalarEnumerationTraits<ELFYAML::ELF_ET>::enumeration(
47     IO &IO, ELFYAML::ELF_ET &Value) {
48 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
49   ECase(ET_NONE);
50   ECase(ET_REL);
51   ECase(ET_EXEC);
52   ECase(ET_DYN);
53   ECase(ET_CORE);
54 #undef ECase
55   IO.enumFallback<Hex16>(Value);
56 }
57 
58 void ScalarEnumerationTraits<ELFYAML::ELF_PT>::enumeration(
59     IO &IO, ELFYAML::ELF_PT &Value) {
60 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
61   ECase(PT_NULL);
62   ECase(PT_LOAD);
63   ECase(PT_DYNAMIC);
64   ECase(PT_INTERP);
65   ECase(PT_NOTE);
66   ECase(PT_SHLIB);
67   ECase(PT_PHDR);
68   ECase(PT_TLS);
69   ECase(PT_GNU_EH_FRAME);
70   ECase(PT_GNU_STACK);
71   ECase(PT_GNU_RELRO);
72   ECase(PT_GNU_PROPERTY);
73 #undef ECase
74   IO.enumFallback<Hex32>(Value);
75 }
76 
77 void ScalarEnumerationTraits<ELFYAML::ELF_NT>::enumeration(
78     IO &IO, ELFYAML::ELF_NT &Value) {
79 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
80   // Generic note types.
81   ECase(NT_VERSION);
82   ECase(NT_ARCH);
83   ECase(NT_GNU_BUILD_ATTRIBUTE_OPEN);
84   ECase(NT_GNU_BUILD_ATTRIBUTE_FUNC);
85   // Core note types.
86   ECase(NT_PRSTATUS);
87   ECase(NT_FPREGSET);
88   ECase(NT_PRPSINFO);
89   ECase(NT_TASKSTRUCT);
90   ECase(NT_AUXV);
91   ECase(NT_PSTATUS);
92   ECase(NT_FPREGS);
93   ECase(NT_PSINFO);
94   ECase(NT_LWPSTATUS);
95   ECase(NT_LWPSINFO);
96   ECase(NT_WIN32PSTATUS);
97   ECase(NT_PPC_VMX);
98   ECase(NT_PPC_VSX);
99   ECase(NT_PPC_TAR);
100   ECase(NT_PPC_PPR);
101   ECase(NT_PPC_DSCR);
102   ECase(NT_PPC_EBB);
103   ECase(NT_PPC_PMU);
104   ECase(NT_PPC_TM_CGPR);
105   ECase(NT_PPC_TM_CFPR);
106   ECase(NT_PPC_TM_CVMX);
107   ECase(NT_PPC_TM_CVSX);
108   ECase(NT_PPC_TM_SPR);
109   ECase(NT_PPC_TM_CTAR);
110   ECase(NT_PPC_TM_CPPR);
111   ECase(NT_PPC_TM_CDSCR);
112   ECase(NT_386_TLS);
113   ECase(NT_386_IOPERM);
114   ECase(NT_X86_XSTATE);
115   ECase(NT_S390_HIGH_GPRS);
116   ECase(NT_S390_TIMER);
117   ECase(NT_S390_TODCMP);
118   ECase(NT_S390_TODPREG);
119   ECase(NT_S390_CTRS);
120   ECase(NT_S390_PREFIX);
121   ECase(NT_S390_LAST_BREAK);
122   ECase(NT_S390_SYSTEM_CALL);
123   ECase(NT_S390_TDB);
124   ECase(NT_S390_VXRS_LOW);
125   ECase(NT_S390_VXRS_HIGH);
126   ECase(NT_S390_GS_CB);
127   ECase(NT_S390_GS_BC);
128   ECase(NT_ARM_VFP);
129   ECase(NT_ARM_TLS);
130   ECase(NT_ARM_HW_BREAK);
131   ECase(NT_ARM_HW_WATCH);
132   ECase(NT_ARM_SVE);
133   ECase(NT_ARM_PAC_MASK);
134   ECase(NT_ARM_TAGGED_ADDR_CTRL);
135   ECase(NT_ARM_SSVE);
136   ECase(NT_ARM_ZA);
137   ECase(NT_ARM_ZT);
138   ECase(NT_ARM_FPMR);
139   ECase(NT_ARM_GCS);
140   ECase(NT_FILE);
141   ECase(NT_PRXFPREG);
142   ECase(NT_SIGINFO);
143   // LLVM-specific notes.
144   ECase(NT_LLVM_HWASAN_GLOBALS);
145   // GNU note types
146   ECase(NT_GNU_ABI_TAG);
147   ECase(NT_GNU_HWCAP);
148   ECase(NT_GNU_BUILD_ID);
149   ECase(NT_GNU_GOLD_VERSION);
150   ECase(NT_GNU_PROPERTY_TYPE_0);
151   // FreeBSD note types.
152   ECase(NT_FREEBSD_ABI_TAG);
153   ECase(NT_FREEBSD_NOINIT_TAG);
154   ECase(NT_FREEBSD_ARCH_TAG);
155   ECase(NT_FREEBSD_FEATURE_CTL);
156   // FreeBSD core note types.
157   ECase(NT_FREEBSD_THRMISC);
158   ECase(NT_FREEBSD_PROCSTAT_PROC);
159   ECase(NT_FREEBSD_PROCSTAT_FILES);
160   ECase(NT_FREEBSD_PROCSTAT_VMMAP);
161   ECase(NT_FREEBSD_PROCSTAT_GROUPS);
162   ECase(NT_FREEBSD_PROCSTAT_UMASK);
163   ECase(NT_FREEBSD_PROCSTAT_RLIMIT);
164   ECase(NT_FREEBSD_PROCSTAT_OSREL);
165   ECase(NT_FREEBSD_PROCSTAT_PSSTRINGS);
166   ECase(NT_FREEBSD_PROCSTAT_AUXV);
167   // NetBSD core note types.
168   ECase(NT_NETBSDCORE_PROCINFO);
169   ECase(NT_NETBSDCORE_AUXV);
170   ECase(NT_NETBSDCORE_LWPSTATUS);
171   // OpenBSD core note types.
172   ECase(NT_OPENBSD_PROCINFO);
173   ECase(NT_OPENBSD_AUXV);
174   ECase(NT_OPENBSD_REGS);
175   ECase(NT_OPENBSD_FPREGS);
176   ECase(NT_OPENBSD_XFPREGS);
177   ECase(NT_OPENBSD_WCOOKIE);
178   // AMD specific notes. (Code Object V2)
179   ECase(NT_AMD_HSA_CODE_OBJECT_VERSION);
180   ECase(NT_AMD_HSA_HSAIL);
181   ECase(NT_AMD_HSA_ISA_VERSION);
182   ECase(NT_AMD_HSA_METADATA);
183   ECase(NT_AMD_HSA_ISA_NAME);
184   ECase(NT_AMD_PAL_METADATA);
185   // AMDGPU specific notes. (Code Object V3)
186   ECase(NT_AMDGPU_METADATA);
187   // Android specific notes.
188   ECase(NT_ANDROID_TYPE_IDENT);
189   ECase(NT_ANDROID_TYPE_KUSER);
190   ECase(NT_ANDROID_TYPE_MEMTAG);
191 #undef ECase
192   IO.enumFallback<Hex32>(Value);
193 }
194 
195 void ScalarEnumerationTraits<ELFYAML::ELF_EM>::enumeration(
196     IO &IO, ELFYAML::ELF_EM &Value) {
197 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
198   ECase(EM_NONE);
199   ECase(EM_M32);
200   ECase(EM_SPARC);
201   ECase(EM_386);
202   ECase(EM_68K);
203   ECase(EM_88K);
204   ECase(EM_IAMCU);
205   ECase(EM_860);
206   ECase(EM_MIPS);
207   ECase(EM_S370);
208   ECase(EM_MIPS_RS3_LE);
209   ECase(EM_PARISC);
210   ECase(EM_VPP500);
211   ECase(EM_SPARC32PLUS);
212   ECase(EM_960);
213   ECase(EM_PPC);
214   ECase(EM_PPC64);
215   ECase(EM_S390);
216   ECase(EM_SPU);
217   ECase(EM_V800);
218   ECase(EM_FR20);
219   ECase(EM_RH32);
220   ECase(EM_RCE);
221   ECase(EM_ARM);
222   ECase(EM_ALPHA);
223   ECase(EM_SH);
224   ECase(EM_SPARCV9);
225   ECase(EM_TRICORE);
226   ECase(EM_ARC);
227   ECase(EM_H8_300);
228   ECase(EM_H8_300H);
229   ECase(EM_H8S);
230   ECase(EM_H8_500);
231   ECase(EM_IA_64);
232   ECase(EM_MIPS_X);
233   ECase(EM_COLDFIRE);
234   ECase(EM_68HC12);
235   ECase(EM_MMA);
236   ECase(EM_PCP);
237   ECase(EM_NCPU);
238   ECase(EM_NDR1);
239   ECase(EM_STARCORE);
240   ECase(EM_ME16);
241   ECase(EM_ST100);
242   ECase(EM_TINYJ);
243   ECase(EM_X86_64);
244   ECase(EM_PDSP);
245   ECase(EM_PDP10);
246   ECase(EM_PDP11);
247   ECase(EM_FX66);
248   ECase(EM_ST9PLUS);
249   ECase(EM_ST7);
250   ECase(EM_68HC16);
251   ECase(EM_68HC11);
252   ECase(EM_68HC08);
253   ECase(EM_68HC05);
254   ECase(EM_SVX);
255   ECase(EM_ST19);
256   ECase(EM_VAX);
257   ECase(EM_CRIS);
258   ECase(EM_JAVELIN);
259   ECase(EM_FIREPATH);
260   ECase(EM_ZSP);
261   ECase(EM_MMIX);
262   ECase(EM_HUANY);
263   ECase(EM_PRISM);
264   ECase(EM_AVR);
265   ECase(EM_FR30);
266   ECase(EM_D10V);
267   ECase(EM_D30V);
268   ECase(EM_V850);
269   ECase(EM_M32R);
270   ECase(EM_MN10300);
271   ECase(EM_MN10200);
272   ECase(EM_PJ);
273   ECase(EM_OPENRISC);
274   ECase(EM_ARC_COMPACT);
275   ECase(EM_XTENSA);
276   ECase(EM_VIDEOCORE);
277   ECase(EM_TMM_GPP);
278   ECase(EM_NS32K);
279   ECase(EM_TPC);
280   ECase(EM_SNP1K);
281   ECase(EM_ST200);
282   ECase(EM_IP2K);
283   ECase(EM_MAX);
284   ECase(EM_CR);
285   ECase(EM_F2MC16);
286   ECase(EM_MSP430);
287   ECase(EM_BLACKFIN);
288   ECase(EM_SE_C33);
289   ECase(EM_SEP);
290   ECase(EM_ARCA);
291   ECase(EM_UNICORE);
292   ECase(EM_EXCESS);
293   ECase(EM_DXP);
294   ECase(EM_ALTERA_NIOS2);
295   ECase(EM_CRX);
296   ECase(EM_XGATE);
297   ECase(EM_C166);
298   ECase(EM_M16C);
299   ECase(EM_DSPIC30F);
300   ECase(EM_CE);
301   ECase(EM_M32C);
302   ECase(EM_TSK3000);
303   ECase(EM_RS08);
304   ECase(EM_SHARC);
305   ECase(EM_ECOG2);
306   ECase(EM_SCORE7);
307   ECase(EM_DSP24);
308   ECase(EM_VIDEOCORE3);
309   ECase(EM_LATTICEMICO32);
310   ECase(EM_SE_C17);
311   ECase(EM_TI_C6000);
312   ECase(EM_TI_C2000);
313   ECase(EM_TI_C5500);
314   ECase(EM_MMDSP_PLUS);
315   ECase(EM_CYPRESS_M8C);
316   ECase(EM_R32C);
317   ECase(EM_TRIMEDIA);
318   ECase(EM_HEXAGON);
319   ECase(EM_8051);
320   ECase(EM_STXP7X);
321   ECase(EM_NDS32);
322   ECase(EM_ECOG1);
323   ECase(EM_ECOG1X);
324   ECase(EM_MAXQ30);
325   ECase(EM_XIMO16);
326   ECase(EM_MANIK);
327   ECase(EM_CRAYNV2);
328   ECase(EM_RX);
329   ECase(EM_METAG);
330   ECase(EM_MCST_ELBRUS);
331   ECase(EM_ECOG16);
332   ECase(EM_CR16);
333   ECase(EM_ETPU);
334   ECase(EM_SLE9X);
335   ECase(EM_L10M);
336   ECase(EM_K10M);
337   ECase(EM_AARCH64);
338   ECase(EM_AVR32);
339   ECase(EM_STM8);
340   ECase(EM_TILE64);
341   ECase(EM_TILEPRO);
342   ECase(EM_MICROBLAZE);
343   ECase(EM_CUDA);
344   ECase(EM_TILEGX);
345   ECase(EM_CLOUDSHIELD);
346   ECase(EM_COREA_1ST);
347   ECase(EM_COREA_2ND);
348   ECase(EM_ARC_COMPACT2);
349   ECase(EM_OPEN8);
350   ECase(EM_RL78);
351   ECase(EM_VIDEOCORE5);
352   ECase(EM_78KOR);
353   ECase(EM_56800EX);
354   ECase(EM_AMDGPU);
355   ECase(EM_RISCV);
356   ECase(EM_LANAI);
357   ECase(EM_BPF);
358   ECase(EM_VE);
359   ECase(EM_CSKY);
360   ECase(EM_LOONGARCH);
361 #undef ECase
362   IO.enumFallback<Hex16>(Value);
363 }
364 
365 void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration(
366     IO &IO, ELFYAML::ELF_ELFCLASS &Value) {
367 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
368   // Since the semantics of ELFCLASSNONE is "invalid", just don't accept it
369   // here.
370   ECase(ELFCLASS32);
371   ECase(ELFCLASS64);
372 #undef ECase
373 }
374 
375 void ScalarEnumerationTraits<ELFYAML::ELF_ELFDATA>::enumeration(
376     IO &IO, ELFYAML::ELF_ELFDATA &Value) {
377 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
378   // ELFDATANONE is an invalid data encoding, but we accept it because
379   // we want to be able to produce invalid binaries for the tests.
380   ECase(ELFDATANONE);
381   ECase(ELFDATA2LSB);
382   ECase(ELFDATA2MSB);
383 #undef ECase
384 }
385 
386 void ScalarEnumerationTraits<ELFYAML::ELF_ELFOSABI>::enumeration(
387     IO &IO, ELFYAML::ELF_ELFOSABI &Value) {
388 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
389   ECase(ELFOSABI_NONE);
390   ECase(ELFOSABI_HPUX);
391   ECase(ELFOSABI_NETBSD);
392   ECase(ELFOSABI_GNU);
393   ECase(ELFOSABI_LINUX);
394   ECase(ELFOSABI_HURD);
395   ECase(ELFOSABI_SOLARIS);
396   ECase(ELFOSABI_AIX);
397   ECase(ELFOSABI_IRIX);
398   ECase(ELFOSABI_FREEBSD);
399   ECase(ELFOSABI_TRU64);
400   ECase(ELFOSABI_MODESTO);
401   ECase(ELFOSABI_OPENBSD);
402   ECase(ELFOSABI_OPENVMS);
403   ECase(ELFOSABI_NSK);
404   ECase(ELFOSABI_AROS);
405   ECase(ELFOSABI_FENIXOS);
406   ECase(ELFOSABI_CLOUDABI);
407   ECase(ELFOSABI_AMDGPU_HSA);
408   ECase(ELFOSABI_AMDGPU_PAL);
409   ECase(ELFOSABI_AMDGPU_MESA3D);
410   ECase(ELFOSABI_ARM);
411   ECase(ELFOSABI_ARM_FDPIC);
412   ECase(ELFOSABI_C6000_ELFABI);
413   ECase(ELFOSABI_C6000_LINUX);
414   ECase(ELFOSABI_STANDALONE);
415 #undef ECase
416   IO.enumFallback<Hex8>(Value);
417 }
418 
419 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO,
420                                                  ELFYAML::ELF_EF &Value) {
421   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
422   assert(Object && "The IO context is not initialized");
423 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X)
424 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M)
425   switch (Object->getMachine()) {
426   case ELF::EM_ARM:
427     BCase(EF_ARM_SOFT_FLOAT);
428     BCase(EF_ARM_VFP_FLOAT);
429     BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK);
430     BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK);
431     BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK);
432     BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK);
433     BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK);
434     BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK);
435     BCaseMask(EF_ARM_BE8, EF_ARM_BE8);
436     break;
437   case ELF::EM_MIPS:
438     BCase(EF_MIPS_NOREORDER);
439     BCase(EF_MIPS_PIC);
440     BCase(EF_MIPS_CPIC);
441     BCase(EF_MIPS_ABI2);
442     BCase(EF_MIPS_32BITMODE);
443     BCase(EF_MIPS_FP64);
444     BCase(EF_MIPS_NAN2008);
445     BCase(EF_MIPS_MICROMIPS);
446     BCase(EF_MIPS_ARCH_ASE_M16);
447     BCase(EF_MIPS_ARCH_ASE_MDMX);
448     BCaseMask(EF_MIPS_ABI_O32, EF_MIPS_ABI);
449     BCaseMask(EF_MIPS_ABI_O64, EF_MIPS_ABI);
450     BCaseMask(EF_MIPS_ABI_EABI32, EF_MIPS_ABI);
451     BCaseMask(EF_MIPS_ABI_EABI64, EF_MIPS_ABI);
452     BCaseMask(EF_MIPS_MACH_3900, EF_MIPS_MACH);
453     BCaseMask(EF_MIPS_MACH_4010, EF_MIPS_MACH);
454     BCaseMask(EF_MIPS_MACH_4100, EF_MIPS_MACH);
455     BCaseMask(EF_MIPS_MACH_4650, EF_MIPS_MACH);
456     BCaseMask(EF_MIPS_MACH_4120, EF_MIPS_MACH);
457     BCaseMask(EF_MIPS_MACH_4111, EF_MIPS_MACH);
458     BCaseMask(EF_MIPS_MACH_SB1, EF_MIPS_MACH);
459     BCaseMask(EF_MIPS_MACH_OCTEON, EF_MIPS_MACH);
460     BCaseMask(EF_MIPS_MACH_XLR, EF_MIPS_MACH);
461     BCaseMask(EF_MIPS_MACH_OCTEON2, EF_MIPS_MACH);
462     BCaseMask(EF_MIPS_MACH_OCTEON3, EF_MIPS_MACH);
463     BCaseMask(EF_MIPS_MACH_5400, EF_MIPS_MACH);
464     BCaseMask(EF_MIPS_MACH_5900, EF_MIPS_MACH);
465     BCaseMask(EF_MIPS_MACH_5500, EF_MIPS_MACH);
466     BCaseMask(EF_MIPS_MACH_9000, EF_MIPS_MACH);
467     BCaseMask(EF_MIPS_MACH_LS2E, EF_MIPS_MACH);
468     BCaseMask(EF_MIPS_MACH_LS2F, EF_MIPS_MACH);
469     BCaseMask(EF_MIPS_MACH_LS3A, EF_MIPS_MACH);
470     BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH);
471     BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH);
472     BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH);
473     BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH);
474     BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH);
475     BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH);
476     BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH);
477     BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH);
478     BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH);
479     BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH);
480     BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH);
481     break;
482   case ELF::EM_HEXAGON:
483     BCaseMask(EF_HEXAGON_MACH_V2, EF_HEXAGON_MACH);
484     BCaseMask(EF_HEXAGON_MACH_V3, EF_HEXAGON_MACH);
485     BCaseMask(EF_HEXAGON_MACH_V4, EF_HEXAGON_MACH);
486     BCaseMask(EF_HEXAGON_MACH_V5, EF_HEXAGON_MACH);
487     BCaseMask(EF_HEXAGON_MACH_V55, EF_HEXAGON_MACH);
488     BCaseMask(EF_HEXAGON_MACH_V60, EF_HEXAGON_MACH);
489     BCaseMask(EF_HEXAGON_MACH_V62, EF_HEXAGON_MACH);
490     BCaseMask(EF_HEXAGON_MACH_V65, EF_HEXAGON_MACH);
491     BCaseMask(EF_HEXAGON_MACH_V66, EF_HEXAGON_MACH);
492     BCaseMask(EF_HEXAGON_MACH_V67, EF_HEXAGON_MACH);
493     BCaseMask(EF_HEXAGON_MACH_V67T, EF_HEXAGON_MACH);
494     BCaseMask(EF_HEXAGON_MACH_V68, EF_HEXAGON_MACH);
495     BCaseMask(EF_HEXAGON_MACH_V69, EF_HEXAGON_MACH);
496     BCaseMask(EF_HEXAGON_MACH_V71, EF_HEXAGON_MACH);
497     BCaseMask(EF_HEXAGON_MACH_V71T, EF_HEXAGON_MACH);
498     BCaseMask(EF_HEXAGON_MACH_V73, EF_HEXAGON_MACH);
499     BCaseMask(EF_HEXAGON_MACH_V75, EF_HEXAGON_MACH);
500     BCaseMask(EF_HEXAGON_ISA_V2, EF_HEXAGON_ISA);
501     BCaseMask(EF_HEXAGON_ISA_V3, EF_HEXAGON_ISA);
502     BCaseMask(EF_HEXAGON_ISA_V4, EF_HEXAGON_ISA);
503     BCaseMask(EF_HEXAGON_ISA_V5, EF_HEXAGON_ISA);
504     BCaseMask(EF_HEXAGON_ISA_V55, EF_HEXAGON_ISA);
505     BCaseMask(EF_HEXAGON_ISA_V60, EF_HEXAGON_ISA);
506     BCaseMask(EF_HEXAGON_ISA_V62, EF_HEXAGON_ISA);
507     BCaseMask(EF_HEXAGON_ISA_V65, EF_HEXAGON_ISA);
508     BCaseMask(EF_HEXAGON_ISA_V66, EF_HEXAGON_ISA);
509     BCaseMask(EF_HEXAGON_ISA_V67, EF_HEXAGON_ISA);
510     BCaseMask(EF_HEXAGON_ISA_V68, EF_HEXAGON_ISA);
511     BCaseMask(EF_HEXAGON_ISA_V69, EF_HEXAGON_ISA);
512     BCaseMask(EF_HEXAGON_ISA_V71, EF_HEXAGON_ISA);
513     BCaseMask(EF_HEXAGON_ISA_V73, EF_HEXAGON_ISA);
514     BCaseMask(EF_HEXAGON_ISA_V75, EF_HEXAGON_ISA);
515     break;
516   case ELF::EM_AVR:
517     BCaseMask(EF_AVR_ARCH_AVR1, EF_AVR_ARCH_MASK);
518     BCaseMask(EF_AVR_ARCH_AVR2, EF_AVR_ARCH_MASK);
519     BCaseMask(EF_AVR_ARCH_AVR25, EF_AVR_ARCH_MASK);
520     BCaseMask(EF_AVR_ARCH_AVR3, EF_AVR_ARCH_MASK);
521     BCaseMask(EF_AVR_ARCH_AVR31, EF_AVR_ARCH_MASK);
522     BCaseMask(EF_AVR_ARCH_AVR35, EF_AVR_ARCH_MASK);
523     BCaseMask(EF_AVR_ARCH_AVR4, EF_AVR_ARCH_MASK);
524     BCaseMask(EF_AVR_ARCH_AVR5, EF_AVR_ARCH_MASK);
525     BCaseMask(EF_AVR_ARCH_AVR51, EF_AVR_ARCH_MASK);
526     BCaseMask(EF_AVR_ARCH_AVR6, EF_AVR_ARCH_MASK);
527     BCaseMask(EF_AVR_ARCH_AVRTINY, EF_AVR_ARCH_MASK);
528     BCaseMask(EF_AVR_ARCH_XMEGA1, EF_AVR_ARCH_MASK);
529     BCaseMask(EF_AVR_ARCH_XMEGA2, EF_AVR_ARCH_MASK);
530     BCaseMask(EF_AVR_ARCH_XMEGA3, EF_AVR_ARCH_MASK);
531     BCaseMask(EF_AVR_ARCH_XMEGA4, EF_AVR_ARCH_MASK);
532     BCaseMask(EF_AVR_ARCH_XMEGA5, EF_AVR_ARCH_MASK);
533     BCaseMask(EF_AVR_ARCH_XMEGA6, EF_AVR_ARCH_MASK);
534     BCaseMask(EF_AVR_ARCH_XMEGA7, EF_AVR_ARCH_MASK);
535     BCase(EF_AVR_LINKRELAX_PREPARED);
536     break;
537   case ELF::EM_LOONGARCH:
538     BCaseMask(EF_LOONGARCH_ABI_SOFT_FLOAT, EF_LOONGARCH_ABI_MODIFIER_MASK);
539     BCaseMask(EF_LOONGARCH_ABI_SINGLE_FLOAT, EF_LOONGARCH_ABI_MODIFIER_MASK);
540     BCaseMask(EF_LOONGARCH_ABI_DOUBLE_FLOAT, EF_LOONGARCH_ABI_MODIFIER_MASK);
541     BCaseMask(EF_LOONGARCH_OBJABI_V0, EF_LOONGARCH_OBJABI_MASK);
542     BCaseMask(EF_LOONGARCH_OBJABI_V1, EF_LOONGARCH_OBJABI_MASK);
543     break;
544   case ELF::EM_RISCV:
545     BCase(EF_RISCV_RVC);
546     BCaseMask(EF_RISCV_FLOAT_ABI_SOFT, EF_RISCV_FLOAT_ABI);
547     BCaseMask(EF_RISCV_FLOAT_ABI_SINGLE, EF_RISCV_FLOAT_ABI);
548     BCaseMask(EF_RISCV_FLOAT_ABI_DOUBLE, EF_RISCV_FLOAT_ABI);
549     BCaseMask(EF_RISCV_FLOAT_ABI_QUAD, EF_RISCV_FLOAT_ABI);
550     BCase(EF_RISCV_RVE);
551     BCase(EF_RISCV_TSO);
552     break;
553   case ELF::EM_SPARC32PLUS:
554     BCase(EF_SPARC_32PLUS);
555     BCase(EF_SPARC_SUN_US1);
556     BCase(EF_SPARC_SUN_US3);
557     BCase(EF_SPARC_HAL_R1);
558     break;
559   case ELF::EM_SPARCV9:
560     BCase(EF_SPARC_SUN_US1);
561     BCase(EF_SPARC_SUN_US3);
562     BCase(EF_SPARC_HAL_R1);
563     BCaseMask(EF_SPARCV9_RMO, EF_SPARCV9_MM);
564     BCaseMask(EF_SPARCV9_PSO, EF_SPARCV9_MM);
565     BCaseMask(EF_SPARCV9_TSO, EF_SPARCV9_MM);
566     break;
567   case ELF::EM_XTENSA:
568     BCase(EF_XTENSA_XT_INSN);
569     BCaseMask(EF_XTENSA_MACH_NONE, EF_XTENSA_MACH);
570     BCase(EF_XTENSA_XT_LIT);
571     break;
572   case ELF::EM_AMDGPU:
573     BCaseMask(EF_AMDGPU_MACH_NONE, EF_AMDGPU_MACH);
574     BCaseMask(EF_AMDGPU_MACH_R600_R600, EF_AMDGPU_MACH);
575     BCaseMask(EF_AMDGPU_MACH_R600_R630, EF_AMDGPU_MACH);
576     BCaseMask(EF_AMDGPU_MACH_R600_RS880, EF_AMDGPU_MACH);
577     BCaseMask(EF_AMDGPU_MACH_R600_RV670, EF_AMDGPU_MACH);
578     BCaseMask(EF_AMDGPU_MACH_R600_RV710, EF_AMDGPU_MACH);
579     BCaseMask(EF_AMDGPU_MACH_R600_RV730, EF_AMDGPU_MACH);
580     BCaseMask(EF_AMDGPU_MACH_R600_RV770, EF_AMDGPU_MACH);
581     BCaseMask(EF_AMDGPU_MACH_R600_CEDAR, EF_AMDGPU_MACH);
582     BCaseMask(EF_AMDGPU_MACH_R600_CYPRESS, EF_AMDGPU_MACH);
583     BCaseMask(EF_AMDGPU_MACH_R600_JUNIPER, EF_AMDGPU_MACH);
584     BCaseMask(EF_AMDGPU_MACH_R600_REDWOOD, EF_AMDGPU_MACH);
585     BCaseMask(EF_AMDGPU_MACH_R600_SUMO, EF_AMDGPU_MACH);
586     BCaseMask(EF_AMDGPU_MACH_R600_BARTS, EF_AMDGPU_MACH);
587     BCaseMask(EF_AMDGPU_MACH_R600_CAICOS, EF_AMDGPU_MACH);
588     BCaseMask(EF_AMDGPU_MACH_R600_CAYMAN, EF_AMDGPU_MACH);
589     BCaseMask(EF_AMDGPU_MACH_R600_TURKS, EF_AMDGPU_MACH);
590     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX600, EF_AMDGPU_MACH);
591     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX601, EF_AMDGPU_MACH);
592     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX602, EF_AMDGPU_MACH);
593     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX700, EF_AMDGPU_MACH);
594     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX701, EF_AMDGPU_MACH);
595     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX702, EF_AMDGPU_MACH);
596     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX703, EF_AMDGPU_MACH);
597     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX704, EF_AMDGPU_MACH);
598     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX705, EF_AMDGPU_MACH);
599     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX801, EF_AMDGPU_MACH);
600     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX802, EF_AMDGPU_MACH);
601     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX803, EF_AMDGPU_MACH);
602     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX805, EF_AMDGPU_MACH);
603     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX810, EF_AMDGPU_MACH);
604     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX900, EF_AMDGPU_MACH);
605     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX902, EF_AMDGPU_MACH);
606     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX904, EF_AMDGPU_MACH);
607     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX906, EF_AMDGPU_MACH);
608     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX908, EF_AMDGPU_MACH);
609     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX909, EF_AMDGPU_MACH);
610     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX90A, EF_AMDGPU_MACH);
611     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX90C, EF_AMDGPU_MACH);
612     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX940, EF_AMDGPU_MACH);
613     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX941, EF_AMDGPU_MACH);
614     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX942, EF_AMDGPU_MACH);
615     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX950, EF_AMDGPU_MACH);
616     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1010, EF_AMDGPU_MACH);
617     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1011, EF_AMDGPU_MACH);
618     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1012, EF_AMDGPU_MACH);
619     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1013, EF_AMDGPU_MACH);
620     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1030, EF_AMDGPU_MACH);
621     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1031, EF_AMDGPU_MACH);
622     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1032, EF_AMDGPU_MACH);
623     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1033, EF_AMDGPU_MACH);
624     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1034, EF_AMDGPU_MACH);
625     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1035, EF_AMDGPU_MACH);
626     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1036, EF_AMDGPU_MACH);
627     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1100, EF_AMDGPU_MACH);
628     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1101, EF_AMDGPU_MACH);
629     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1102, EF_AMDGPU_MACH);
630     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1103, EF_AMDGPU_MACH);
631     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1150, EF_AMDGPU_MACH);
632     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1151, EF_AMDGPU_MACH);
633     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1152, EF_AMDGPU_MACH);
634     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1153, EF_AMDGPU_MACH);
635     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1200, EF_AMDGPU_MACH);
636     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1201, EF_AMDGPU_MACH);
637     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX9_GENERIC, EF_AMDGPU_MACH);
638     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX9_4_GENERIC, EF_AMDGPU_MACH);
639     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX10_1_GENERIC, EF_AMDGPU_MACH);
640     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX10_3_GENERIC, EF_AMDGPU_MACH);
641     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX11_GENERIC, EF_AMDGPU_MACH);
642     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX12_GENERIC, EF_AMDGPU_MACH);
643     switch (Object->Header.ABIVersion) {
644     default:
645       // ELFOSABI_AMDGPU_PAL, ELFOSABI_AMDGPU_MESA3D support *_V3 flags.
646       [[fallthrough]];
647     case ELF::ELFABIVERSION_AMDGPU_HSA_V3:
648       BCase(EF_AMDGPU_FEATURE_XNACK_V3);
649       BCase(EF_AMDGPU_FEATURE_SRAMECC_V3);
650       break;
651     case ELF::ELFABIVERSION_AMDGPU_HSA_V6:
652       for (unsigned K = ELF::EF_AMDGPU_GENERIC_VERSION_MIN;
653            K <= ELF::EF_AMDGPU_GENERIC_VERSION_MAX; ++K) {
654         std::string Key = "EF_AMDGPU_GENERIC_VERSION_V" + std::to_string(K);
655         IO.maskedBitSetCase(Value, Key.c_str(),
656                             K << ELF::EF_AMDGPU_GENERIC_VERSION_OFFSET,
657                             ELF::EF_AMDGPU_GENERIC_VERSION);
658       }
659       [[fallthrough]];
660     case ELF::ELFABIVERSION_AMDGPU_HSA_V4:
661     case ELF::ELFABIVERSION_AMDGPU_HSA_V5:
662       BCaseMask(EF_AMDGPU_FEATURE_XNACK_UNSUPPORTED_V4,
663                 EF_AMDGPU_FEATURE_XNACK_V4);
664       BCaseMask(EF_AMDGPU_FEATURE_XNACK_ANY_V4,
665                 EF_AMDGPU_FEATURE_XNACK_V4);
666       BCaseMask(EF_AMDGPU_FEATURE_XNACK_OFF_V4,
667                 EF_AMDGPU_FEATURE_XNACK_V4);
668       BCaseMask(EF_AMDGPU_FEATURE_XNACK_ON_V4,
669                 EF_AMDGPU_FEATURE_XNACK_V4);
670       BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_UNSUPPORTED_V4,
671                 EF_AMDGPU_FEATURE_SRAMECC_V4);
672       BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_ANY_V4,
673                 EF_AMDGPU_FEATURE_SRAMECC_V4);
674       BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_OFF_V4,
675                 EF_AMDGPU_FEATURE_SRAMECC_V4);
676       BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_ON_V4,
677                 EF_AMDGPU_FEATURE_SRAMECC_V4);
678       break;
679     }
680     break;
681   default:
682     break;
683   }
684 #undef BCase
685 #undef BCaseMask
686 }
687 
688 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration(
689     IO &IO, ELFYAML::ELF_SHT &Value) {
690   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
691   assert(Object && "The IO context is not initialized");
692 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
693   ECase(SHT_NULL);
694   ECase(SHT_PROGBITS);
695   ECase(SHT_SYMTAB);
696   // FIXME: Issue a diagnostic with this information.
697   ECase(SHT_STRTAB);
698   ECase(SHT_RELA);
699   ECase(SHT_HASH);
700   ECase(SHT_DYNAMIC);
701   ECase(SHT_NOTE);
702   ECase(SHT_NOBITS);
703   ECase(SHT_REL);
704   ECase(SHT_SHLIB);
705   ECase(SHT_DYNSYM);
706   ECase(SHT_INIT_ARRAY);
707   ECase(SHT_FINI_ARRAY);
708   ECase(SHT_PREINIT_ARRAY);
709   ECase(SHT_GROUP);
710   ECase(SHT_SYMTAB_SHNDX);
711   ECase(SHT_RELR);
712   ECase(SHT_CREL);
713   ECase(SHT_ANDROID_REL);
714   ECase(SHT_ANDROID_RELA);
715   ECase(SHT_ANDROID_RELR);
716   ECase(SHT_LLVM_ODRTAB);
717   ECase(SHT_LLVM_LINKER_OPTIONS);
718   ECase(SHT_LLVM_CALL_GRAPH_PROFILE);
719   ECase(SHT_LLVM_ADDRSIG);
720   ECase(SHT_LLVM_DEPENDENT_LIBRARIES);
721   ECase(SHT_LLVM_SYMPART);
722   ECase(SHT_LLVM_PART_EHDR);
723   ECase(SHT_LLVM_PART_PHDR);
724   ECase(SHT_LLVM_BB_ADDR_MAP_V0);
725   ECase(SHT_LLVM_BB_ADDR_MAP);
726   ECase(SHT_LLVM_OFFLOADING);
727   ECase(SHT_LLVM_LTO);
728   ECase(SHT_GNU_ATTRIBUTES);
729   ECase(SHT_GNU_HASH);
730   ECase(SHT_GNU_verdef);
731   ECase(SHT_GNU_verneed);
732   ECase(SHT_GNU_versym);
733   switch (Object->getMachine()) {
734   case ELF::EM_ARM:
735     ECase(SHT_ARM_EXIDX);
736     ECase(SHT_ARM_PREEMPTMAP);
737     ECase(SHT_ARM_ATTRIBUTES);
738     ECase(SHT_ARM_DEBUGOVERLAY);
739     ECase(SHT_ARM_OVERLAYSECTION);
740     break;
741   case ELF::EM_HEXAGON:
742     ECase(SHT_HEX_ORDERED);
743     ECase(SHT_HEXAGON_ATTRIBUTES);
744     break;
745   case ELF::EM_X86_64:
746     ECase(SHT_X86_64_UNWIND);
747     break;
748   case ELF::EM_MIPS:
749     ECase(SHT_MIPS_REGINFO);
750     ECase(SHT_MIPS_OPTIONS);
751     ECase(SHT_MIPS_DWARF);
752     ECase(SHT_MIPS_ABIFLAGS);
753     break;
754   case ELF::EM_RISCV:
755     ECase(SHT_RISCV_ATTRIBUTES);
756     break;
757   case ELF::EM_MSP430:
758     ECase(SHT_MSP430_ATTRIBUTES);
759     break;
760   case ELF::EM_AARCH64:
761     ECase(SHT_AARCH64_AUTH_RELR);
762     ECase(SHT_AARCH64_MEMTAG_GLOBALS_STATIC);
763     ECase(SHT_AARCH64_MEMTAG_GLOBALS_DYNAMIC);
764     break;
765   default:
766     // Nothing to do.
767     break;
768   }
769 #undef ECase
770   IO.enumFallback<Hex32>(Value);
771 }
772 
773 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO,
774                                                  ELFYAML::ELF_PF &Value) {
775 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X)
776   BCase(PF_X);
777   BCase(PF_W);
778   BCase(PF_R);
779 }
780 
781 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO,
782                                                   ELFYAML::ELF_SHF &Value) {
783   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
784 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X)
785   BCase(SHF_WRITE);
786   BCase(SHF_ALLOC);
787   BCase(SHF_EXCLUDE);
788   BCase(SHF_EXECINSTR);
789   BCase(SHF_MERGE);
790   BCase(SHF_STRINGS);
791   BCase(SHF_INFO_LINK);
792   BCase(SHF_LINK_ORDER);
793   BCase(SHF_OS_NONCONFORMING);
794   BCase(SHF_GROUP);
795   BCase(SHF_TLS);
796   BCase(SHF_COMPRESSED);
797   switch (Object->getOSAbi()) {
798   case ELF::ELFOSABI_SOLARIS:
799     BCase(SHF_SUNW_NODISCARD);
800     break;
801   default:
802     BCase(SHF_GNU_RETAIN);
803     break;
804   }
805   switch (Object->getMachine()) {
806   case ELF::EM_ARM:
807     BCase(SHF_ARM_PURECODE);
808     break;
809   case ELF::EM_HEXAGON:
810     BCase(SHF_HEX_GPREL);
811     break;
812   case ELF::EM_MIPS:
813     BCase(SHF_MIPS_NODUPES);
814     BCase(SHF_MIPS_NAMES);
815     BCase(SHF_MIPS_LOCAL);
816     BCase(SHF_MIPS_NOSTRIP);
817     BCase(SHF_MIPS_GPREL);
818     BCase(SHF_MIPS_MERGE);
819     BCase(SHF_MIPS_ADDR);
820     BCase(SHF_MIPS_STRING);
821     break;
822   case ELF::EM_X86_64:
823     BCase(SHF_X86_64_LARGE);
824     break;
825   default:
826     // Nothing to do.
827     break;
828   }
829 #undef BCase
830 }
831 
832 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration(
833     IO &IO, ELFYAML::ELF_SHN &Value) {
834   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
835   assert(Object && "The IO context is not initialized");
836 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
837   ECase(SHN_UNDEF);
838   ECase(SHN_LORESERVE);
839   ECase(SHN_LOPROC);
840   ECase(SHN_HIPROC);
841   ECase(SHN_LOOS);
842   ECase(SHN_HIOS);
843   ECase(SHN_ABS);
844   ECase(SHN_COMMON);
845   ECase(SHN_XINDEX);
846   ECase(SHN_HIRESERVE);
847   ECase(SHN_AMDGPU_LDS);
848 
849   if (!IO.outputting() || Object->getMachine() == ELF::EM_MIPS) {
850     ECase(SHN_MIPS_ACOMMON);
851     ECase(SHN_MIPS_TEXT);
852     ECase(SHN_MIPS_DATA);
853     ECase(SHN_MIPS_SCOMMON);
854     ECase(SHN_MIPS_SUNDEFINED);
855   }
856 
857   ECase(SHN_HEXAGON_SCOMMON);
858   ECase(SHN_HEXAGON_SCOMMON_1);
859   ECase(SHN_HEXAGON_SCOMMON_2);
860   ECase(SHN_HEXAGON_SCOMMON_4);
861   ECase(SHN_HEXAGON_SCOMMON_8);
862 #undef ECase
863   IO.enumFallback<Hex16>(Value);
864 }
865 
866 void ScalarEnumerationTraits<ELFYAML::ELF_STB>::enumeration(
867     IO &IO, ELFYAML::ELF_STB &Value) {
868 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
869   ECase(STB_LOCAL);
870   ECase(STB_GLOBAL);
871   ECase(STB_WEAK);
872   ECase(STB_GNU_UNIQUE);
873 #undef ECase
874   IO.enumFallback<Hex8>(Value);
875 }
876 
877 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration(
878     IO &IO, ELFYAML::ELF_STT &Value) {
879 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
880   ECase(STT_NOTYPE);
881   ECase(STT_OBJECT);
882   ECase(STT_FUNC);
883   ECase(STT_SECTION);
884   ECase(STT_FILE);
885   ECase(STT_COMMON);
886   ECase(STT_TLS);
887   ECase(STT_GNU_IFUNC);
888 #undef ECase
889   IO.enumFallback<Hex8>(Value);
890 }
891 
892 
893 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration(
894     IO &IO, ELFYAML::ELF_RSS &Value) {
895 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
896   ECase(RSS_UNDEF);
897   ECase(RSS_GP);
898   ECase(RSS_GP0);
899   ECase(RSS_LOC);
900 #undef ECase
901 }
902 
903 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration(
904     IO &IO, ELFYAML::ELF_REL &Value) {
905   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
906   assert(Object && "The IO context is not initialized");
907 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X);
908   switch (Object->getMachine()) {
909   case ELF::EM_X86_64:
910 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def"
911     break;
912   case ELF::EM_MIPS:
913 #include "llvm/BinaryFormat/ELFRelocs/Mips.def"
914     break;
915   case ELF::EM_HEXAGON:
916 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def"
917     break;
918   case ELF::EM_386:
919   case ELF::EM_IAMCU:
920 #include "llvm/BinaryFormat/ELFRelocs/i386.def"
921     break;
922   case ELF::EM_AARCH64:
923 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def"
924     break;
925   case ELF::EM_ARM:
926 #include "llvm/BinaryFormat/ELFRelocs/ARM.def"
927     break;
928   case ELF::EM_ARC:
929 #include "llvm/BinaryFormat/ELFRelocs/ARC.def"
930     break;
931   case ELF::EM_RISCV:
932 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def"
933     break;
934   case ELF::EM_LANAI:
935 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def"
936     break;
937   case ELF::EM_AMDGPU:
938 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def"
939     break;
940   case ELF::EM_BPF:
941 #include "llvm/BinaryFormat/ELFRelocs/BPF.def"
942     break;
943   case ELF::EM_VE:
944 #include "llvm/BinaryFormat/ELFRelocs/VE.def"
945     break;
946   case ELF::EM_CSKY:
947 #include "llvm/BinaryFormat/ELFRelocs/CSKY.def"
948     break;
949   case ELF::EM_PPC:
950 #include "llvm/BinaryFormat/ELFRelocs/PowerPC.def"
951     break;
952   case ELF::EM_PPC64:
953 #include "llvm/BinaryFormat/ELFRelocs/PowerPC64.def"
954     break;
955   case ELF::EM_68K:
956 #include "llvm/BinaryFormat/ELFRelocs/M68k.def"
957     break;
958   case ELF::EM_LOONGARCH:
959 #include "llvm/BinaryFormat/ELFRelocs/LoongArch.def"
960     break;
961   case ELF::EM_XTENSA:
962 #include "llvm/BinaryFormat/ELFRelocs/Xtensa.def"
963     break;
964   default:
965     // Nothing to do.
966     break;
967   }
968 #undef ELF_RELOC
969   IO.enumFallback<Hex32>(Value);
970 }
971 
972 void ScalarEnumerationTraits<ELFYAML::ELF_DYNTAG>::enumeration(
973     IO &IO, ELFYAML::ELF_DYNTAG &Value) {
974   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
975   assert(Object && "The IO context is not initialized");
976 
977 // Disable architecture specific tags by default. We might enable them below.
978 #define AARCH64_DYNAMIC_TAG(name, value)
979 #define MIPS_DYNAMIC_TAG(name, value)
980 #define HEXAGON_DYNAMIC_TAG(name, value)
981 #define PPC_DYNAMIC_TAG(name, value)
982 #define PPC64_DYNAMIC_TAG(name, value)
983 // Ignore marker tags such as DT_HIOS (maps to DT_VERNEEDNUM), etc.
984 #define DYNAMIC_TAG_MARKER(name, value)
985 
986 #define STRINGIFY(X) (#X)
987 #define DYNAMIC_TAG(X, Y) IO.enumCase(Value, STRINGIFY(DT_##X), ELF::DT_##X);
988   switch (Object->getMachine()) {
989   case ELF::EM_AARCH64:
990 #undef AARCH64_DYNAMIC_TAG
991 #define AARCH64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
992 #include "llvm/BinaryFormat/DynamicTags.def"
993 #undef AARCH64_DYNAMIC_TAG
994 #define AARCH64_DYNAMIC_TAG(name, value)
995     break;
996   case ELF::EM_MIPS:
997 #undef MIPS_DYNAMIC_TAG
998 #define MIPS_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
999 #include "llvm/BinaryFormat/DynamicTags.def"
1000 #undef MIPS_DYNAMIC_TAG
1001 #define MIPS_DYNAMIC_TAG(name, value)
1002     break;
1003   case ELF::EM_HEXAGON:
1004 #undef HEXAGON_DYNAMIC_TAG
1005 #define HEXAGON_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
1006 #include "llvm/BinaryFormat/DynamicTags.def"
1007 #undef HEXAGON_DYNAMIC_TAG
1008 #define HEXAGON_DYNAMIC_TAG(name, value)
1009     break;
1010   case ELF::EM_PPC:
1011 #undef PPC_DYNAMIC_TAG
1012 #define PPC_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
1013 #include "llvm/BinaryFormat/DynamicTags.def"
1014 #undef PPC_DYNAMIC_TAG
1015 #define PPC_DYNAMIC_TAG(name, value)
1016     break;
1017   case ELF::EM_PPC64:
1018 #undef PPC64_DYNAMIC_TAG
1019 #define PPC64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
1020 #include "llvm/BinaryFormat/DynamicTags.def"
1021 #undef PPC64_DYNAMIC_TAG
1022 #define PPC64_DYNAMIC_TAG(name, value)
1023     break;
1024   case ELF::EM_RISCV:
1025 #undef RISCV_DYNAMIC_TAG
1026 #define RISCV_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
1027 #include "llvm/BinaryFormat/DynamicTags.def"
1028 #undef RISCV_DYNAMIC_TAG
1029 #define RISCV_DYNAMIC_TAG(name, value)
1030     break;
1031   default:
1032 #include "llvm/BinaryFormat/DynamicTags.def"
1033     break;
1034   }
1035 #undef AARCH64_DYNAMIC_TAG
1036 #undef MIPS_DYNAMIC_TAG
1037 #undef HEXAGON_DYNAMIC_TAG
1038 #undef PPC_DYNAMIC_TAG
1039 #undef PPC64_DYNAMIC_TAG
1040 #undef DYNAMIC_TAG_MARKER
1041 #undef STRINGIFY
1042 #undef DYNAMIC_TAG
1043 
1044   IO.enumFallback<Hex64>(Value);
1045 }
1046 
1047 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration(
1048     IO &IO, ELFYAML::MIPS_AFL_REG &Value) {
1049 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X)
1050   ECase(REG_NONE);
1051   ECase(REG_32);
1052   ECase(REG_64);
1053   ECase(REG_128);
1054 #undef ECase
1055 }
1056 
1057 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration(
1058     IO &IO, ELFYAML::MIPS_ABI_FP &Value) {
1059 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X)
1060   ECase(FP_ANY);
1061   ECase(FP_DOUBLE);
1062   ECase(FP_SINGLE);
1063   ECase(FP_SOFT);
1064   ECase(FP_OLD_64);
1065   ECase(FP_XX);
1066   ECase(FP_64);
1067   ECase(FP_64A);
1068 #undef ECase
1069 }
1070 
1071 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration(
1072     IO &IO, ELFYAML::MIPS_AFL_EXT &Value) {
1073 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X)
1074   ECase(EXT_NONE);
1075   ECase(EXT_XLR);
1076   ECase(EXT_OCTEON2);
1077   ECase(EXT_OCTEONP);
1078   ECase(EXT_LOONGSON_3A);
1079   ECase(EXT_OCTEON);
1080   ECase(EXT_5900);
1081   ECase(EXT_4650);
1082   ECase(EXT_4010);
1083   ECase(EXT_4100);
1084   ECase(EXT_3900);
1085   ECase(EXT_10000);
1086   ECase(EXT_SB1);
1087   ECase(EXT_4111);
1088   ECase(EXT_4120);
1089   ECase(EXT_5400);
1090   ECase(EXT_5500);
1091   ECase(EXT_LOONGSON_2E);
1092   ECase(EXT_LOONGSON_2F);
1093   ECase(EXT_OCTEON3);
1094 #undef ECase
1095 }
1096 
1097 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration(
1098     IO &IO, ELFYAML::MIPS_ISA &Value) {
1099   IO.enumCase(Value, "MIPS1", 1);
1100   IO.enumCase(Value, "MIPS2", 2);
1101   IO.enumCase(Value, "MIPS3", 3);
1102   IO.enumCase(Value, "MIPS4", 4);
1103   IO.enumCase(Value, "MIPS5", 5);
1104   IO.enumCase(Value, "MIPS32", 32);
1105   IO.enumCase(Value, "MIPS64", 64);
1106   IO.enumFallback<Hex32>(Value);
1107 }
1108 
1109 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset(
1110     IO &IO, ELFYAML::MIPS_AFL_ASE &Value) {
1111 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X)
1112   BCase(DSP);
1113   BCase(DSPR2);
1114   BCase(EVA);
1115   BCase(MCU);
1116   BCase(MDMX);
1117   BCase(MIPS3D);
1118   BCase(MT);
1119   BCase(SMARTMIPS);
1120   BCase(VIRT);
1121   BCase(MSA);
1122   BCase(MIPS16);
1123   BCase(MICROMIPS);
1124   BCase(XPA);
1125   BCase(CRC);
1126   BCase(GINV);
1127 #undef BCase
1128 }
1129 
1130 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset(
1131     IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) {
1132 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X)
1133   BCase(ODDSPREG);
1134 #undef BCase
1135 }
1136 
1137 void MappingTraits<ELFYAML::SectionHeader>::mapping(
1138     IO &IO, ELFYAML::SectionHeader &SHdr) {
1139   IO.mapRequired("Name", SHdr.Name);
1140 }
1141 
1142 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO,
1143                                                  ELFYAML::FileHeader &FileHdr) {
1144   IO.mapRequired("Class", FileHdr.Class);
1145   IO.mapRequired("Data", FileHdr.Data);
1146   IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0));
1147   IO.mapOptional("ABIVersion", FileHdr.ABIVersion, Hex8(0));
1148   IO.mapRequired("Type", FileHdr.Type);
1149   IO.mapOptional("Machine", FileHdr.Machine);
1150   IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0));
1151   IO.mapOptional("Entry", FileHdr.Entry, Hex64(0));
1152   IO.mapOptional("SectionHeaderStringTable", FileHdr.SectionHeaderStringTable);
1153 
1154   // obj2yaml does not dump these fields.
1155   assert(!IO.outputting() ||
1156          (!FileHdr.EPhOff && !FileHdr.EPhEntSize && !FileHdr.EPhNum));
1157   IO.mapOptional("EPhOff", FileHdr.EPhOff);
1158   IO.mapOptional("EPhEntSize", FileHdr.EPhEntSize);
1159   IO.mapOptional("EPhNum", FileHdr.EPhNum);
1160   IO.mapOptional("EShEntSize", FileHdr.EShEntSize);
1161   IO.mapOptional("EShOff", FileHdr.EShOff);
1162   IO.mapOptional("EShNum", FileHdr.EShNum);
1163   IO.mapOptional("EShStrNdx", FileHdr.EShStrNdx);
1164 }
1165 
1166 void MappingTraits<ELFYAML::ProgramHeader>::mapping(
1167     IO &IO, ELFYAML::ProgramHeader &Phdr) {
1168   IO.mapRequired("Type", Phdr.Type);
1169   IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0));
1170   IO.mapOptional("FirstSec", Phdr.FirstSec);
1171   IO.mapOptional("LastSec", Phdr.LastSec);
1172   IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0));
1173   IO.mapOptional("PAddr", Phdr.PAddr, Phdr.VAddr);
1174   IO.mapOptional("Align", Phdr.Align);
1175   IO.mapOptional("FileSize", Phdr.FileSize);
1176   IO.mapOptional("MemSize", Phdr.MemSize);
1177   IO.mapOptional("Offset", Phdr.Offset);
1178 }
1179 
1180 std::string MappingTraits<ELFYAML::ProgramHeader>::validate(
1181     IO &IO, ELFYAML::ProgramHeader &FileHdr) {
1182   if (!FileHdr.FirstSec && FileHdr.LastSec)
1183     return "the \"LastSec\" key can't be used without the \"FirstSec\" key";
1184   if (FileHdr.FirstSec && !FileHdr.LastSec)
1185     return "the \"FirstSec\" key can't be used without the \"LastSec\" key";
1186   return "";
1187 }
1188 
1189 LLVM_YAML_STRONG_TYPEDEF(StringRef, StOtherPiece)
1190 
1191 template <> struct ScalarTraits<StOtherPiece> {
1192   static void output(const StOtherPiece &Val, void *, raw_ostream &Out) {
1193     Out << Val;
1194   }
1195   static StringRef input(StringRef Scalar, void *, StOtherPiece &Val) {
1196     Val = Scalar;
1197     return {};
1198   }
1199   static QuotingType mustQuote(StringRef) { return QuotingType::None; }
1200 };
1201 template <> struct SequenceElementTraits<StOtherPiece> {
1202   static const bool flow = true;
1203 };
1204 
1205 template <> struct ScalarTraits<ELFYAML::YAMLFlowString> {
1206   static void output(const ELFYAML::YAMLFlowString &Val, void *,
1207                      raw_ostream &Out) {
1208     Out << Val;
1209   }
1210   static StringRef input(StringRef Scalar, void *,
1211                          ELFYAML::YAMLFlowString &Val) {
1212     Val = Scalar;
1213     return {};
1214   }
1215   static QuotingType mustQuote(StringRef S) {
1216     return ScalarTraits<StringRef>::mustQuote(S);
1217   }
1218 };
1219 template <> struct SequenceElementTraits<ELFYAML::YAMLFlowString> {
1220   static const bool flow = true;
1221 };
1222 
1223 namespace {
1224 
1225 struct NormalizedOther {
1226   NormalizedOther(IO &IO) : YamlIO(IO) {}
1227   NormalizedOther(IO &IO, std::optional<uint8_t> Original) : YamlIO(IO) {
1228     assert(Original && "This constructor is only used for outputting YAML and "
1229                        "assumes a non-empty Original");
1230     std::vector<StOtherPiece> Ret;
1231     const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext());
1232     for (std::pair<StringRef, uint8_t> &P :
1233          getFlags(Object->getMachine()).takeVector()) {
1234       uint8_t FlagValue = P.second;
1235       if ((*Original & FlagValue) != FlagValue)
1236         continue;
1237       *Original &= ~FlagValue;
1238       Ret.push_back({P.first});
1239     }
1240 
1241     if (*Original != 0) {
1242       UnknownFlagsHolder = std::to_string(*Original);
1243       Ret.push_back({UnknownFlagsHolder});
1244     }
1245 
1246     if (!Ret.empty())
1247       Other = std::move(Ret);
1248   }
1249 
1250   uint8_t toValue(StringRef Name) {
1251     const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext());
1252     MapVector<StringRef, uint8_t> Flags = getFlags(Object->getMachine());
1253 
1254     auto It = Flags.find(Name);
1255     if (It != Flags.end())
1256       return It->second;
1257 
1258     uint8_t Val;
1259     if (to_integer(Name, Val))
1260       return Val;
1261 
1262     YamlIO.setError("an unknown value is used for symbol's 'Other' field: " +
1263                     Name);
1264     return 0;
1265   }
1266 
1267   std::optional<uint8_t> denormalize(IO &) {
1268     if (!Other)
1269       return std::nullopt;
1270     uint8_t Ret = 0;
1271     for (StOtherPiece &Val : *Other)
1272       Ret |= toValue(Val);
1273     return Ret;
1274   }
1275 
1276   // st_other field is used to encode symbol visibility and platform-dependent
1277   // flags and values. This method returns a name to value map that is used for
1278   // parsing and encoding this field.
1279   MapVector<StringRef, uint8_t> getFlags(unsigned EMachine) {
1280     MapVector<StringRef, uint8_t> Map;
1281     // STV_* values are just enumeration values. We add them in a reversed order
1282     // because when we convert the st_other to named constants when printing
1283     // YAML we want to use a maximum number of bits on each step:
1284     // when we have st_other == 3, we want to print it as STV_PROTECTED (3), but
1285     // not as STV_HIDDEN (2) + STV_INTERNAL (1).
1286     Map["STV_PROTECTED"] = ELF::STV_PROTECTED;
1287     Map["STV_HIDDEN"] = ELF::STV_HIDDEN;
1288     Map["STV_INTERNAL"] = ELF::STV_INTERNAL;
1289     // STV_DEFAULT is used to represent the default visibility and has a value
1290     // 0. We want to be able to read it from YAML documents, but there is no
1291     // reason to print it.
1292     if (!YamlIO.outputting())
1293       Map["STV_DEFAULT"] = ELF::STV_DEFAULT;
1294 
1295     // MIPS is not consistent. All of the STO_MIPS_* values are bit flags,
1296     // except STO_MIPS_MIPS16 which overlaps them. It should be checked and
1297     // consumed first when we print the output, because we do not want to print
1298     // any other flags that have the same bits instead.
1299     if (EMachine == ELF::EM_MIPS) {
1300       Map["STO_MIPS_MIPS16"] = ELF::STO_MIPS_MIPS16;
1301       Map["STO_MIPS_MICROMIPS"] = ELF::STO_MIPS_MICROMIPS;
1302       Map["STO_MIPS_PIC"] = ELF::STO_MIPS_PIC;
1303       Map["STO_MIPS_PLT"] = ELF::STO_MIPS_PLT;
1304       Map["STO_MIPS_OPTIONAL"] = ELF::STO_MIPS_OPTIONAL;
1305     }
1306 
1307     if (EMachine == ELF::EM_AARCH64)
1308       Map["STO_AARCH64_VARIANT_PCS"] = ELF::STO_AARCH64_VARIANT_PCS;
1309     if (EMachine == ELF::EM_RISCV)
1310       Map["STO_RISCV_VARIANT_CC"] = ELF::STO_RISCV_VARIANT_CC;
1311     return Map;
1312   }
1313 
1314   IO &YamlIO;
1315   std::optional<std::vector<StOtherPiece>> Other;
1316   std::string UnknownFlagsHolder;
1317 };
1318 
1319 } // end anonymous namespace
1320 
1321 void ScalarTraits<ELFYAML::YAMLIntUInt>::output(const ELFYAML::YAMLIntUInt &Val,
1322                                                 void *Ctx, raw_ostream &Out) {
1323   Out << Val;
1324 }
1325 
1326 StringRef ScalarTraits<ELFYAML::YAMLIntUInt>::input(StringRef Scalar, void *Ctx,
1327                                                     ELFYAML::YAMLIntUInt &Val) {
1328   const bool Is64 = static_cast<ELFYAML::Object *>(Ctx)->Header.Class ==
1329                     ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64);
1330   StringRef ErrMsg = "invalid number";
1331   // We do not accept negative hex numbers because their meaning is ambiguous.
1332   // For example, would -0xfffffffff mean 1 or INT32_MIN?
1333   if (Scalar.empty() || Scalar.starts_with("-0x"))
1334     return ErrMsg;
1335 
1336   if (Scalar.starts_with("-")) {
1337     const int64_t MinVal = Is64 ? INT64_MIN : INT32_MIN;
1338     long long Int;
1339     if (getAsSignedInteger(Scalar, /*Radix=*/0, Int) || (Int < MinVal))
1340       return ErrMsg;
1341     Val = Int;
1342     return "";
1343   }
1344 
1345   const uint64_t MaxVal = Is64 ? UINT64_MAX : UINT32_MAX;
1346   unsigned long long UInt;
1347   if (getAsUnsignedInteger(Scalar, /*Radix=*/0, UInt) || (UInt > MaxVal))
1348     return ErrMsg;
1349   Val = UInt;
1350   return "";
1351 }
1352 
1353 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) {
1354   IO.mapOptional("Name", Symbol.Name, StringRef());
1355   IO.mapOptional("StName", Symbol.StName);
1356   IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0));
1357   IO.mapOptional("Section", Symbol.Section);
1358   IO.mapOptional("Index", Symbol.Index);
1359   IO.mapOptional("Binding", Symbol.Binding, ELFYAML::ELF_STB(0));
1360   IO.mapOptional("Value", Symbol.Value);
1361   IO.mapOptional("Size", Symbol.Size);
1362 
1363   // Symbol's Other field is a bit special. It is usually a field that
1364   // represents st_other and holds the symbol visibility. However, on some
1365   // platforms, it can contain bit fields and regular values, or even sometimes
1366   // a crazy mix of them (see comments for NormalizedOther). Because of this, we
1367   // need special handling.
1368   MappingNormalization<NormalizedOther, std::optional<uint8_t>> Keys(
1369       IO, Symbol.Other);
1370   IO.mapOptional("Other", Keys->Other);
1371 }
1372 
1373 std::string MappingTraits<ELFYAML::Symbol>::validate(IO &IO,
1374                                                      ELFYAML::Symbol &Symbol) {
1375   if (Symbol.Index && Symbol.Section)
1376     return "Index and Section cannot both be specified for Symbol";
1377   return "";
1378 }
1379 
1380 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) {
1381   IO.mapOptional("Name", Section.Name, StringRef());
1382   IO.mapRequired("Type", Section.Type);
1383   IO.mapOptional("Flags", Section.Flags);
1384   IO.mapOptional("Address", Section.Address);
1385   IO.mapOptional("Link", Section.Link);
1386   IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0));
1387   IO.mapOptional("EntSize", Section.EntSize);
1388   IO.mapOptional("Offset", Section.Offset);
1389 
1390   IO.mapOptional("Content", Section.Content);
1391   IO.mapOptional("Size", Section.Size);
1392 
1393   // obj2yaml does not dump these fields. They are expected to be empty when we
1394   // are producing YAML, because yaml2obj sets appropriate values for them
1395   // automatically when they are not explicitly defined.
1396   assert(!IO.outputting() ||
1397          (!Section.ShOffset && !Section.ShSize && !Section.ShName &&
1398           !Section.ShFlags && !Section.ShType && !Section.ShAddrAlign));
1399   IO.mapOptional("ShAddrAlign", Section.ShAddrAlign);
1400   IO.mapOptional("ShName", Section.ShName);
1401   IO.mapOptional("ShOffset", Section.ShOffset);
1402   IO.mapOptional("ShSize", Section.ShSize);
1403   IO.mapOptional("ShFlags", Section.ShFlags);
1404   IO.mapOptional("ShType", Section.ShType);
1405 }
1406 
1407 static void sectionMapping(IO &IO, ELFYAML::DynamicSection &Section) {
1408   commonSectionMapping(IO, Section);
1409   IO.mapOptional("Entries", Section.Entries);
1410 }
1411 
1412 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) {
1413   commonSectionMapping(IO, Section);
1414 
1415   // We also support reading a content as array of bytes using the ContentArray
1416   // key. obj2yaml never prints this field.
1417   assert(!IO.outputting() || !Section.ContentBuf);
1418   IO.mapOptional("ContentArray", Section.ContentBuf);
1419   if (Section.ContentBuf) {
1420     if (Section.Content)
1421       IO.setError("Content and ContentArray can't be used together");
1422     Section.Content = yaml::BinaryRef(*Section.ContentBuf);
1423   }
1424 
1425   IO.mapOptional("Info", Section.Info);
1426 }
1427 
1428 static void sectionMapping(IO &IO, ELFYAML::BBAddrMapSection &Section) {
1429   commonSectionMapping(IO, Section);
1430   IO.mapOptional("Content", Section.Content);
1431   IO.mapOptional("Entries", Section.Entries);
1432   IO.mapOptional("PGOAnalyses", Section.PGOAnalyses);
1433 }
1434 
1435 static void sectionMapping(IO &IO, ELFYAML::StackSizesSection &Section) {
1436   commonSectionMapping(IO, Section);
1437   IO.mapOptional("Entries", Section.Entries);
1438 }
1439 
1440 static void sectionMapping(IO &IO, ELFYAML::HashSection &Section) {
1441   commonSectionMapping(IO, Section);
1442   IO.mapOptional("Bucket", Section.Bucket);
1443   IO.mapOptional("Chain", Section.Chain);
1444 
1445   // obj2yaml does not dump these fields. They can be used to override nchain
1446   // and nbucket values for creating broken sections.
1447   assert(!IO.outputting() || (!Section.NBucket && !Section.NChain));
1448   IO.mapOptional("NChain", Section.NChain);
1449   IO.mapOptional("NBucket", Section.NBucket);
1450 }
1451 
1452 static void sectionMapping(IO &IO, ELFYAML::NoteSection &Section) {
1453   commonSectionMapping(IO, Section);
1454   IO.mapOptional("Notes", Section.Notes);
1455 }
1456 
1457 
1458 static void sectionMapping(IO &IO, ELFYAML::GnuHashSection &Section) {
1459   commonSectionMapping(IO, Section);
1460   IO.mapOptional("Header", Section.Header);
1461   IO.mapOptional("BloomFilter", Section.BloomFilter);
1462   IO.mapOptional("HashBuckets", Section.HashBuckets);
1463   IO.mapOptional("HashValues", Section.HashValues);
1464 }
1465 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) {
1466   commonSectionMapping(IO, Section);
1467 }
1468 
1469 static void sectionMapping(IO &IO, ELFYAML::VerdefSection &Section) {
1470   commonSectionMapping(IO, Section);
1471   IO.mapOptional("Info", Section.Info);
1472   IO.mapOptional("Entries", Section.Entries);
1473 }
1474 
1475 static void sectionMapping(IO &IO, ELFYAML::SymverSection &Section) {
1476   commonSectionMapping(IO, Section);
1477   IO.mapOptional("Entries", Section.Entries);
1478 }
1479 
1480 static void sectionMapping(IO &IO, ELFYAML::VerneedSection &Section) {
1481   commonSectionMapping(IO, Section);
1482   IO.mapOptional("Info", Section.Info);
1483   IO.mapOptional("Dependencies", Section.VerneedV);
1484 }
1485 
1486 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) {
1487   commonSectionMapping(IO, Section);
1488   IO.mapOptional("Info", Section.RelocatableSec, StringRef());
1489   IO.mapOptional("Relocations", Section.Relocations);
1490 }
1491 
1492 static void sectionMapping(IO &IO, ELFYAML::RelrSection &Section) {
1493   commonSectionMapping(IO, Section);
1494   IO.mapOptional("Entries", Section.Entries);
1495 }
1496 
1497 static void groupSectionMapping(IO &IO, ELFYAML::GroupSection &Group) {
1498   commonSectionMapping(IO, Group);
1499   IO.mapOptional("Info", Group.Signature);
1500   IO.mapOptional("Members", Group.Members);
1501 }
1502 
1503 static void sectionMapping(IO &IO, ELFYAML::SymtabShndxSection &Section) {
1504   commonSectionMapping(IO, Section);
1505   IO.mapOptional("Entries", Section.Entries);
1506 }
1507 
1508 static void sectionMapping(IO &IO, ELFYAML::AddrsigSection &Section) {
1509   commonSectionMapping(IO, Section);
1510   IO.mapOptional("Symbols", Section.Symbols);
1511 }
1512 
1513 static void fillMapping(IO &IO, ELFYAML::Fill &Fill) {
1514   IO.mapOptional("Name", Fill.Name, StringRef());
1515   IO.mapOptional("Pattern", Fill.Pattern);
1516   IO.mapOptional("Offset", Fill.Offset);
1517   IO.mapRequired("Size", Fill.Size);
1518 }
1519 
1520 static void sectionHeaderTableMapping(IO &IO,
1521                                       ELFYAML::SectionHeaderTable &SHT) {
1522   IO.mapOptional("Offset", SHT.Offset);
1523   IO.mapOptional("Sections", SHT.Sections);
1524   IO.mapOptional("Excluded", SHT.Excluded);
1525   IO.mapOptional("NoHeaders", SHT.NoHeaders);
1526 }
1527 
1528 static void sectionMapping(IO &IO, ELFYAML::LinkerOptionsSection &Section) {
1529   commonSectionMapping(IO, Section);
1530   IO.mapOptional("Options", Section.Options);
1531 }
1532 
1533 static void sectionMapping(IO &IO,
1534                            ELFYAML::DependentLibrariesSection &Section) {
1535   commonSectionMapping(IO, Section);
1536   IO.mapOptional("Libraries", Section.Libs);
1537 }
1538 
1539 static void sectionMapping(IO &IO, ELFYAML::CallGraphProfileSection &Section) {
1540   commonSectionMapping(IO, Section);
1541   IO.mapOptional("Entries", Section.Entries);
1542 }
1543 
1544 void MappingTraits<ELFYAML::SectionOrType>::mapping(
1545     IO &IO, ELFYAML::SectionOrType &sectionOrType) {
1546   IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType);
1547 }
1548 
1549 static void sectionMapping(IO &IO, ELFYAML::ARMIndexTableSection &Section) {
1550   commonSectionMapping(IO, Section);
1551   IO.mapOptional("Entries", Section.Entries);
1552 }
1553 
1554 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) {
1555   commonSectionMapping(IO, Section);
1556   IO.mapOptional("Version", Section.Version, Hex16(0));
1557   IO.mapRequired("ISA", Section.ISALevel);
1558   IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0));
1559   IO.mapOptional("ISAExtension", Section.ISAExtension,
1560                  ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE));
1561   IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0));
1562   IO.mapOptional("FpABI", Section.FpABI,
1563                  ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY));
1564   IO.mapOptional("GPRSize", Section.GPRSize,
1565                  ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE));
1566   IO.mapOptional("CPR1Size", Section.CPR1Size,
1567                  ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE));
1568   IO.mapOptional("CPR2Size", Section.CPR2Size,
1569                  ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE));
1570   IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0));
1571   IO.mapOptional("Flags2", Section.Flags2, Hex32(0));
1572 }
1573 
1574 static StringRef getStringValue(IO &IO, const char *Key) {
1575   StringRef Val;
1576   IO.mapRequired(Key, Val);
1577   return Val;
1578 }
1579 
1580 static void setStringValue(IO &IO, const char *Key, StringRef Val) {
1581   IO.mapRequired(Key, Val);
1582 }
1583 
1584 static bool isInteger(StringRef Val) {
1585   APInt Tmp;
1586   return !Val.getAsInteger(0, Tmp);
1587 }
1588 
1589 void MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::mapping(
1590     IO &IO, std::unique_ptr<ELFYAML::Chunk> &Section) {
1591   ELFYAML::ELF_SHT Type = ELF::SHT_NULL;
1592   StringRef TypeStr;
1593   if (IO.outputting()) {
1594     if (auto *S = dyn_cast<ELFYAML::Section>(Section.get()))
1595       Type = S->Type;
1596     else if (auto *SHT = dyn_cast<ELFYAML::SectionHeaderTable>(Section.get()))
1597       TypeStr = SHT->TypeStr;
1598   } else {
1599     // When the Type string does not have a "SHT_" prefix, we know it is not a
1600     // description of a regular ELF output section.
1601     TypeStr = getStringValue(IO, "Type");
1602     if (TypeStr.starts_with("SHT_") || isInteger(TypeStr))
1603       IO.mapRequired("Type", Type);
1604   }
1605 
1606   if (TypeStr == "Fill") {
1607     assert(!IO.outputting()); // We don't dump fills currently.
1608     Section.reset(new ELFYAML::Fill());
1609     fillMapping(IO, *cast<ELFYAML::Fill>(Section.get()));
1610     return;
1611   }
1612 
1613   if (TypeStr == ELFYAML::SectionHeaderTable::TypeStr) {
1614     if (IO.outputting())
1615       setStringValue(IO, "Type", TypeStr);
1616     else
1617       Section.reset(new ELFYAML::SectionHeaderTable(/*IsImplicit=*/false));
1618 
1619     sectionHeaderTableMapping(
1620         IO, *cast<ELFYAML::SectionHeaderTable>(Section.get()));
1621     return;
1622   }
1623 
1624   const auto &Obj = *static_cast<ELFYAML::Object *>(IO.getContext());
1625   if (Obj.getMachine() == ELF::EM_MIPS && Type == ELF::SHT_MIPS_ABIFLAGS) {
1626     if (!IO.outputting())
1627       Section.reset(new ELFYAML::MipsABIFlags());
1628     sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get()));
1629     return;
1630   }
1631 
1632   if (Obj.getMachine() == ELF::EM_ARM && Type == ELF::SHT_ARM_EXIDX) {
1633     if (!IO.outputting())
1634       Section.reset(new ELFYAML::ARMIndexTableSection());
1635     sectionMapping(IO, *cast<ELFYAML::ARMIndexTableSection>(Section.get()));
1636     return;
1637   }
1638 
1639   switch (Type) {
1640   case ELF::SHT_DYNAMIC:
1641     if (!IO.outputting())
1642       Section.reset(new ELFYAML::DynamicSection());
1643     sectionMapping(IO, *cast<ELFYAML::DynamicSection>(Section.get()));
1644     break;
1645   case ELF::SHT_REL:
1646   case ELF::SHT_RELA:
1647   case ELF::SHT_CREL:
1648     if (!IO.outputting())
1649       Section.reset(new ELFYAML::RelocationSection());
1650     sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get()));
1651     break;
1652   case ELF::SHT_RELR:
1653     if (!IO.outputting())
1654       Section.reset(new ELFYAML::RelrSection());
1655     sectionMapping(IO, *cast<ELFYAML::RelrSection>(Section.get()));
1656     break;
1657   case ELF::SHT_GROUP:
1658     if (!IO.outputting())
1659       Section.reset(new ELFYAML::GroupSection());
1660     groupSectionMapping(IO, *cast<ELFYAML::GroupSection>(Section.get()));
1661     break;
1662   case ELF::SHT_NOBITS:
1663     if (!IO.outputting())
1664       Section.reset(new ELFYAML::NoBitsSection());
1665     sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get()));
1666     break;
1667   case ELF::SHT_HASH:
1668     if (!IO.outputting())
1669       Section.reset(new ELFYAML::HashSection());
1670     sectionMapping(IO, *cast<ELFYAML::HashSection>(Section.get()));
1671     break;
1672   case ELF::SHT_NOTE:
1673     if (!IO.outputting())
1674       Section.reset(new ELFYAML::NoteSection());
1675     sectionMapping(IO, *cast<ELFYAML::NoteSection>(Section.get()));
1676     break;
1677  case ELF::SHT_GNU_HASH:
1678     if (!IO.outputting())
1679       Section.reset(new ELFYAML::GnuHashSection());
1680     sectionMapping(IO, *cast<ELFYAML::GnuHashSection>(Section.get()));
1681     break;
1682   case ELF::SHT_GNU_verdef:
1683     if (!IO.outputting())
1684       Section.reset(new ELFYAML::VerdefSection());
1685     sectionMapping(IO, *cast<ELFYAML::VerdefSection>(Section.get()));
1686     break;
1687   case ELF::SHT_GNU_versym:
1688     if (!IO.outputting())
1689       Section.reset(new ELFYAML::SymverSection());
1690     sectionMapping(IO, *cast<ELFYAML::SymverSection>(Section.get()));
1691     break;
1692   case ELF::SHT_GNU_verneed:
1693     if (!IO.outputting())
1694       Section.reset(new ELFYAML::VerneedSection());
1695     sectionMapping(IO, *cast<ELFYAML::VerneedSection>(Section.get()));
1696     break;
1697   case ELF::SHT_SYMTAB_SHNDX:
1698     if (!IO.outputting())
1699       Section.reset(new ELFYAML::SymtabShndxSection());
1700     sectionMapping(IO, *cast<ELFYAML::SymtabShndxSection>(Section.get()));
1701     break;
1702   case ELF::SHT_LLVM_ADDRSIG:
1703     if (!IO.outputting())
1704       Section.reset(new ELFYAML::AddrsigSection());
1705     sectionMapping(IO, *cast<ELFYAML::AddrsigSection>(Section.get()));
1706     break;
1707   case ELF::SHT_LLVM_LINKER_OPTIONS:
1708     if (!IO.outputting())
1709       Section.reset(new ELFYAML::LinkerOptionsSection());
1710     sectionMapping(IO, *cast<ELFYAML::LinkerOptionsSection>(Section.get()));
1711     break;
1712   case ELF::SHT_LLVM_DEPENDENT_LIBRARIES:
1713     if (!IO.outputting())
1714       Section.reset(new ELFYAML::DependentLibrariesSection());
1715     sectionMapping(IO,
1716                    *cast<ELFYAML::DependentLibrariesSection>(Section.get()));
1717     break;
1718   case ELF::SHT_LLVM_CALL_GRAPH_PROFILE:
1719     if (!IO.outputting())
1720       Section.reset(new ELFYAML::CallGraphProfileSection());
1721     sectionMapping(IO, *cast<ELFYAML::CallGraphProfileSection>(Section.get()));
1722     break;
1723   case ELF::SHT_LLVM_BB_ADDR_MAP:
1724     if (!IO.outputting())
1725       Section.reset(new ELFYAML::BBAddrMapSection());
1726     sectionMapping(IO, *cast<ELFYAML::BBAddrMapSection>(Section.get()));
1727     break;
1728   default:
1729     if (!IO.outputting()) {
1730       StringRef Name;
1731       IO.mapOptional("Name", Name, StringRef());
1732       Name = ELFYAML::dropUniqueSuffix(Name);
1733 
1734       if (ELFYAML::StackSizesSection::nameMatches(Name))
1735         Section = std::make_unique<ELFYAML::StackSizesSection>();
1736       else
1737         Section = std::make_unique<ELFYAML::RawContentSection>();
1738     }
1739 
1740     if (auto S = dyn_cast<ELFYAML::RawContentSection>(Section.get()))
1741       sectionMapping(IO, *S);
1742     else
1743       sectionMapping(IO, *cast<ELFYAML::StackSizesSection>(Section.get()));
1744   }
1745 }
1746 
1747 std::string MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::validate(
1748     IO &io, std::unique_ptr<ELFYAML::Chunk> &C) {
1749   if (const auto *F = dyn_cast<ELFYAML::Fill>(C.get())) {
1750     // Can't check the `Size`, as it's required and may be left uninitialized by
1751     // previous error.
1752     if (!io.error() && F->Pattern && F->Pattern->binary_size() != 0 && !F->Size)
1753       return "\"Size\" can't be 0 when \"Pattern\" is not empty";
1754     return "";
1755   }
1756 
1757   if (const auto *SHT = dyn_cast<ELFYAML::SectionHeaderTable>(C.get())) {
1758     if (SHT->NoHeaders && (SHT->Sections || SHT->Excluded || SHT->Offset))
1759       return "NoHeaders can't be used together with Offset/Sections/Excluded";
1760     return "";
1761   }
1762 
1763   const ELFYAML::Section &Sec = *cast<ELFYAML::Section>(C.get());
1764   if (Sec.Size && Sec.Content &&
1765       (uint64_t)(*Sec.Size) < Sec.Content->binary_size())
1766     return "Section size must be greater than or equal to the content size";
1767 
1768   auto BuildErrPrefix = [](ArrayRef<std::pair<StringRef, bool>> EntV) {
1769     std::string Msg;
1770     for (size_t I = 0, E = EntV.size(); I != E; ++I) {
1771       StringRef Name = EntV[I].first;
1772       if (I == 0) {
1773         Msg = "\"" + Name.str() + "\"";
1774         continue;
1775       }
1776       if (I != EntV.size() - 1)
1777         Msg += ", \"" + Name.str() + "\"";
1778       else
1779         Msg += " and \"" + Name.str() + "\"";
1780     }
1781     return Msg;
1782   };
1783 
1784   std::vector<std::pair<StringRef, bool>> Entries = Sec.getEntries();
1785   const size_t NumUsedEntries = llvm::count_if(
1786       Entries, [](const std::pair<StringRef, bool> &P) { return P.second; });
1787 
1788   if ((Sec.Size || Sec.Content) && NumUsedEntries > 0)
1789     return BuildErrPrefix(Entries) +
1790            " cannot be used with \"Content\" or \"Size\"";
1791 
1792   if (NumUsedEntries > 0 && Entries.size() != NumUsedEntries)
1793     return BuildErrPrefix(Entries) + " must be used together";
1794 
1795   if (const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(C.get())) {
1796     if (RawSection->Flags && RawSection->ShFlags)
1797       return "ShFlags and Flags cannot be used together";
1798     return "";
1799   }
1800 
1801   if (const auto *NB = dyn_cast<ELFYAML::NoBitsSection>(C.get())) {
1802     if (NB->Content)
1803       return "SHT_NOBITS section cannot have \"Content\"";
1804     return "";
1805   }
1806 
1807   if (const auto *MF = dyn_cast<ELFYAML::MipsABIFlags>(C.get())) {
1808     if (MF->Content)
1809       return "\"Content\" key is not implemented for SHT_MIPS_ABIFLAGS "
1810              "sections";
1811     if (MF->Size)
1812       return "\"Size\" key is not implemented for SHT_MIPS_ABIFLAGS sections";
1813     return "";
1814   }
1815 
1816   return "";
1817 }
1818 
1819 namespace {
1820 
1821 struct NormalizedMips64RelType {
1822   NormalizedMips64RelType(IO &)
1823       : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)),
1824         Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)),
1825         Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)),
1826         SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {}
1827   NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original)
1828       : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF),
1829         Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {}
1830 
1831   ELFYAML::ELF_REL denormalize(IO &) {
1832     ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24;
1833     return Res;
1834   }
1835 
1836   ELFYAML::ELF_REL Type;
1837   ELFYAML::ELF_REL Type2;
1838   ELFYAML::ELF_REL Type3;
1839   ELFYAML::ELF_RSS SpecSym;
1840 };
1841 
1842 } // end anonymous namespace
1843 
1844 void MappingTraits<ELFYAML::StackSizeEntry>::mapping(
1845     IO &IO, ELFYAML::StackSizeEntry &E) {
1846   assert(IO.getContext() && "The IO context is not initialized");
1847   IO.mapOptional("Address", E.Address, Hex64(0));
1848   IO.mapRequired("Size", E.Size);
1849 }
1850 
1851 void MappingTraits<ELFYAML::BBAddrMapEntry>::mapping(
1852     IO &IO, ELFYAML::BBAddrMapEntry &E) {
1853   assert(IO.getContext() && "The IO context is not initialized");
1854   IO.mapRequired("Version", E.Version);
1855   IO.mapOptional("Feature", E.Feature, Hex8(0));
1856   IO.mapOptional("NumBBRanges", E.NumBBRanges);
1857   IO.mapOptional("BBRanges", E.BBRanges);
1858 }
1859 
1860 void MappingTraits<ELFYAML::BBAddrMapEntry::BBRangeEntry>::mapping(
1861     IO &IO, ELFYAML::BBAddrMapEntry::BBRangeEntry &E) {
1862   IO.mapOptional("BaseAddress", E.BaseAddress, Hex64(0));
1863   IO.mapOptional("NumBlocks", E.NumBlocks);
1864   IO.mapOptional("BBEntries", E.BBEntries);
1865 }
1866 
1867 void MappingTraits<ELFYAML::BBAddrMapEntry::BBEntry>::mapping(
1868     IO &IO, ELFYAML::BBAddrMapEntry::BBEntry &E) {
1869   assert(IO.getContext() && "The IO context is not initialized");
1870   IO.mapOptional("ID", E.ID);
1871   IO.mapRequired("AddressOffset", E.AddressOffset);
1872   IO.mapRequired("Size", E.Size);
1873   IO.mapRequired("Metadata", E.Metadata);
1874 }
1875 
1876 void MappingTraits<ELFYAML::PGOAnalysisMapEntry>::mapping(
1877     IO &IO, ELFYAML::PGOAnalysisMapEntry &E) {
1878   assert(IO.getContext() && "The IO context is not initialized");
1879   IO.mapOptional("FuncEntryCount", E.FuncEntryCount);
1880   IO.mapOptional("PGOBBEntries", E.PGOBBEntries);
1881 }
1882 
1883 void MappingTraits<ELFYAML::PGOAnalysisMapEntry::PGOBBEntry>::mapping(
1884     IO &IO, ELFYAML::PGOAnalysisMapEntry::PGOBBEntry &E) {
1885   assert(IO.getContext() && "The IO context is not initialized");
1886   IO.mapOptional("BBFreq", E.BBFreq);
1887   IO.mapOptional("Successors", E.Successors);
1888 }
1889 
1890 void MappingTraits<ELFYAML::PGOAnalysisMapEntry::PGOBBEntry::SuccessorEntry>::
1891     mapping(IO &IO,
1892             ELFYAML::PGOAnalysisMapEntry::PGOBBEntry::SuccessorEntry &E) {
1893   assert(IO.getContext() && "The IO context is not initialized");
1894   IO.mapRequired("ID", E.ID);
1895   IO.mapRequired("BrProb", E.BrProb);
1896 }
1897 
1898 void MappingTraits<ELFYAML::GnuHashHeader>::mapping(IO &IO,
1899                                                     ELFYAML::GnuHashHeader &E) {
1900   assert(IO.getContext() && "The IO context is not initialized");
1901   IO.mapOptional("NBuckets", E.NBuckets);
1902   IO.mapRequired("SymNdx", E.SymNdx);
1903   IO.mapOptional("MaskWords", E.MaskWords);
1904   IO.mapRequired("Shift2", E.Shift2);
1905 }
1906 
1907 void MappingTraits<ELFYAML::DynamicEntry>::mapping(IO &IO,
1908                                                    ELFYAML::DynamicEntry &Rel) {
1909   assert(IO.getContext() && "The IO context is not initialized");
1910 
1911   IO.mapRequired("Tag", Rel.Tag);
1912   IO.mapRequired("Value", Rel.Val);
1913 }
1914 
1915 void MappingTraits<ELFYAML::NoteEntry>::mapping(IO &IO, ELFYAML::NoteEntry &N) {
1916   assert(IO.getContext() && "The IO context is not initialized");
1917 
1918   IO.mapOptional("Name", N.Name);
1919   IO.mapOptional("Desc", N.Desc);
1920   IO.mapRequired("Type", N.Type);
1921 }
1922 
1923 void MappingTraits<ELFYAML::VerdefEntry>::mapping(IO &IO,
1924                                                   ELFYAML::VerdefEntry &E) {
1925   assert(IO.getContext() && "The IO context is not initialized");
1926 
1927   IO.mapOptional("Version", E.Version);
1928   IO.mapOptional("Flags", E.Flags);
1929   IO.mapOptional("VersionNdx", E.VersionNdx);
1930   IO.mapOptional("Hash", E.Hash);
1931   IO.mapOptional("VDAux", E.VDAux);
1932   IO.mapRequired("Names", E.VerNames);
1933 }
1934 
1935 void MappingTraits<ELFYAML::VerneedEntry>::mapping(IO &IO,
1936                                                    ELFYAML::VerneedEntry &E) {
1937   assert(IO.getContext() && "The IO context is not initialized");
1938 
1939   IO.mapRequired("Version", E.Version);
1940   IO.mapRequired("File", E.File);
1941   IO.mapRequired("Entries", E.AuxV);
1942 }
1943 
1944 void MappingTraits<ELFYAML::VernauxEntry>::mapping(IO &IO,
1945                                                    ELFYAML::VernauxEntry &E) {
1946   assert(IO.getContext() && "The IO context is not initialized");
1947 
1948   IO.mapRequired("Name", E.Name);
1949   IO.mapRequired("Hash", E.Hash);
1950   IO.mapRequired("Flags", E.Flags);
1951   IO.mapRequired("Other", E.Other);
1952 }
1953 
1954 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO,
1955                                                  ELFYAML::Relocation &Rel) {
1956   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
1957   assert(Object && "The IO context is not initialized");
1958 
1959   IO.mapOptional("Offset", Rel.Offset, (Hex64)0);
1960   IO.mapOptional("Symbol", Rel.Symbol);
1961 
1962   if (Object->getMachine() == ELFYAML::ELF_EM(ELF::EM_MIPS) &&
1963       Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) {
1964     MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key(
1965         IO, Rel.Type);
1966     IO.mapRequired("Type", Key->Type);
1967     IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE));
1968     IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE));
1969     IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF));
1970   } else
1971     IO.mapRequired("Type", Rel.Type);
1972 
1973   IO.mapOptional("Addend", Rel.Addend, (ELFYAML::YAMLIntUInt)0);
1974 }
1975 
1976 void MappingTraits<ELFYAML::ARMIndexTableEntry>::mapping(
1977     IO &IO, ELFYAML::ARMIndexTableEntry &E) {
1978   assert(IO.getContext() && "The IO context is not initialized");
1979   IO.mapRequired("Offset", E.Offset);
1980 
1981   StringRef CantUnwind = "EXIDX_CANTUNWIND";
1982   if (IO.outputting() && (uint32_t)E.Value == ARM::EHABI::EXIDX_CANTUNWIND)
1983     IO.mapRequired("Value", CantUnwind);
1984   else if (!IO.outputting() && getStringValue(IO, "Value") == CantUnwind)
1985     E.Value = ARM::EHABI::EXIDX_CANTUNWIND;
1986   else
1987     IO.mapRequired("Value", E.Value);
1988 }
1989 
1990 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) {
1991   assert(!IO.getContext() && "The IO context is initialized already");
1992   IO.setContext(&Object);
1993   IO.mapTag("!ELF", true);
1994   IO.mapRequired("FileHeader", Object.Header);
1995   IO.mapOptional("ProgramHeaders", Object.ProgramHeaders);
1996   IO.mapOptional("Sections", Object.Chunks);
1997   IO.mapOptional("Symbols", Object.Symbols);
1998   IO.mapOptional("DynamicSymbols", Object.DynamicSymbols);
1999   IO.mapOptional("DWARF", Object.DWARF);
2000   if (Object.DWARF) {
2001     Object.DWARF->IsLittleEndian =
2002         Object.Header.Data == ELFYAML::ELF_ELFDATA(ELF::ELFDATA2LSB);
2003     Object.DWARF->Is64BitAddrSize =
2004         Object.Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64);
2005   }
2006   IO.setContext(nullptr);
2007 }
2008 
2009 void MappingTraits<ELFYAML::LinkerOption>::mapping(IO &IO,
2010                                                    ELFYAML::LinkerOption &Opt) {
2011   assert(IO.getContext() && "The IO context is not initialized");
2012   IO.mapRequired("Name", Opt.Key);
2013   IO.mapRequired("Value", Opt.Value);
2014 }
2015 
2016 void MappingTraits<ELFYAML::CallGraphEntryWeight>::mapping(
2017     IO &IO, ELFYAML::CallGraphEntryWeight &E) {
2018   assert(IO.getContext() && "The IO context is not initialized");
2019   IO.mapRequired("Weight", E.Weight);
2020 }
2021 
2022 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG)
2023 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP)
2024 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT)
2025 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE)
2026 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1)
2027 
2028 } // end namespace yaml
2029 
2030 } // end namespace llvm
2031