1 //===- ELFYAML.cpp - ELF YAMLIO implementation ----------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 // This file defines classes for handling the YAML representation of ELF.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #include "llvm/ObjectYAML/ELFYAML.h"
14 #include "llvm/ADT/MapVector.h"
15 #include "llvm/ADT/StringRef.h"
16 #include "llvm/BinaryFormat/ELF.h"
17 #include "llvm/Support/ARMEHABI.h"
18 #include "llvm/Support/Casting.h"
19 #include "llvm/Support/ErrorHandling.h"
20 #include "llvm/Support/MipsABIFlags.h"
21 #include "llvm/Support/YAMLTraits.h"
22 #include "llvm/Support/WithColor.h"
23 #include <cassert>
24 #include <cstdint>
25 
26 namespace llvm {
27 
28 ELFYAML::Chunk::~Chunk() = default;
29 
30 namespace ELFYAML {
getMachine() const31 unsigned Object::getMachine() const {
32   if (Header.Machine)
33     return *Header.Machine;
34   return llvm::ELF::EM_NONE;
35 }
36 
37 constexpr StringRef SectionHeaderTable::TypeStr;
38 } // namespace ELFYAML
39 
40 namespace yaml {
41 
enumeration(IO & IO,ELFYAML::ELF_ET & Value)42 void ScalarEnumerationTraits<ELFYAML::ELF_ET>::enumeration(
43     IO &IO, ELFYAML::ELF_ET &Value) {
44 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
45   ECase(ET_NONE);
46   ECase(ET_REL);
47   ECase(ET_EXEC);
48   ECase(ET_DYN);
49   ECase(ET_CORE);
50 #undef ECase
51   IO.enumFallback<Hex16>(Value);
52 }
53 
enumeration(IO & IO,ELFYAML::ELF_PT & Value)54 void ScalarEnumerationTraits<ELFYAML::ELF_PT>::enumeration(
55     IO &IO, ELFYAML::ELF_PT &Value) {
56 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
57   ECase(PT_NULL);
58   ECase(PT_LOAD);
59   ECase(PT_DYNAMIC);
60   ECase(PT_INTERP);
61   ECase(PT_NOTE);
62   ECase(PT_SHLIB);
63   ECase(PT_PHDR);
64   ECase(PT_TLS);
65   ECase(PT_GNU_EH_FRAME);
66   ECase(PT_GNU_STACK);
67   ECase(PT_GNU_RELRO);
68   ECase(PT_GNU_PROPERTY);
69 #undef ECase
70   IO.enumFallback<Hex32>(Value);
71 }
72 
enumeration(IO & IO,ELFYAML::ELF_NT & Value)73 void ScalarEnumerationTraits<ELFYAML::ELF_NT>::enumeration(
74     IO &IO, ELFYAML::ELF_NT &Value) {
75 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
76   // Generic note types.
77   ECase(NT_VERSION);
78   ECase(NT_ARCH);
79   ECase(NT_GNU_BUILD_ATTRIBUTE_OPEN);
80   ECase(NT_GNU_BUILD_ATTRIBUTE_FUNC);
81   // Core note types.
82   ECase(NT_PRSTATUS);
83   ECase(NT_FPREGSET);
84   ECase(NT_PRPSINFO);
85   ECase(NT_TASKSTRUCT);
86   ECase(NT_AUXV);
87   ECase(NT_PSTATUS);
88   ECase(NT_FPREGS);
89   ECase(NT_PSINFO);
90   ECase(NT_LWPSTATUS);
91   ECase(NT_LWPSINFO);
92   ECase(NT_WIN32PSTATUS);
93   ECase(NT_PPC_VMX);
94   ECase(NT_PPC_VSX);
95   ECase(NT_PPC_TAR);
96   ECase(NT_PPC_PPR);
97   ECase(NT_PPC_DSCR);
98   ECase(NT_PPC_EBB);
99   ECase(NT_PPC_PMU);
100   ECase(NT_PPC_TM_CGPR);
101   ECase(NT_PPC_TM_CFPR);
102   ECase(NT_PPC_TM_CVMX);
103   ECase(NT_PPC_TM_CVSX);
104   ECase(NT_PPC_TM_SPR);
105   ECase(NT_PPC_TM_CTAR);
106   ECase(NT_PPC_TM_CPPR);
107   ECase(NT_PPC_TM_CDSCR);
108   ECase(NT_386_TLS);
109   ECase(NT_386_IOPERM);
110   ECase(NT_X86_XSTATE);
111   ECase(NT_S390_HIGH_GPRS);
112   ECase(NT_S390_TIMER);
113   ECase(NT_S390_TODCMP);
114   ECase(NT_S390_TODPREG);
115   ECase(NT_S390_CTRS);
116   ECase(NT_S390_PREFIX);
117   ECase(NT_S390_LAST_BREAK);
118   ECase(NT_S390_SYSTEM_CALL);
119   ECase(NT_S390_TDB);
120   ECase(NT_S390_VXRS_LOW);
121   ECase(NT_S390_VXRS_HIGH);
122   ECase(NT_S390_GS_CB);
123   ECase(NT_S390_GS_BC);
124   ECase(NT_ARM_VFP);
125   ECase(NT_ARM_TLS);
126   ECase(NT_ARM_HW_BREAK);
127   ECase(NT_ARM_HW_WATCH);
128   ECase(NT_ARM_SVE);
129   ECase(NT_ARM_PAC_MASK);
130   ECase(NT_FILE);
131   ECase(NT_PRXFPREG);
132   ECase(NT_SIGINFO);
133   // LLVM-specific notes.
134   ECase(NT_LLVM_HWASAN_GLOBALS);
135   // GNU note types
136   ECase(NT_GNU_ABI_TAG);
137   ECase(NT_GNU_HWCAP);
138   ECase(NT_GNU_BUILD_ID);
139   ECase(NT_GNU_GOLD_VERSION);
140   ECase(NT_GNU_PROPERTY_TYPE_0);
141   // FreeBSD note types.
142   ECase(NT_FREEBSD_ABI_TAG);
143   ECase(NT_FREEBSD_NOINIT_TAG);
144   ECase(NT_FREEBSD_ARCH_TAG);
145   ECase(NT_FREEBSD_FEATURE_CTL);
146   // FreeBSD core note types.
147   ECase(NT_FREEBSD_THRMISC);
148   ECase(NT_FREEBSD_PROCSTAT_PROC);
149   ECase(NT_FREEBSD_PROCSTAT_FILES);
150   ECase(NT_FREEBSD_PROCSTAT_VMMAP);
151   ECase(NT_FREEBSD_PROCSTAT_GROUPS);
152   ECase(NT_FREEBSD_PROCSTAT_UMASK);
153   ECase(NT_FREEBSD_PROCSTAT_RLIMIT);
154   ECase(NT_FREEBSD_PROCSTAT_OSREL);
155   ECase(NT_FREEBSD_PROCSTAT_PSSTRINGS);
156   ECase(NT_FREEBSD_PROCSTAT_AUXV);
157   // AMD specific notes. (Code Object V2)
158   ECase(NT_AMD_HSA_CODE_OBJECT_VERSION);
159   ECase(NT_AMD_HSA_HSAIL);
160   ECase(NT_AMD_HSA_ISA_VERSION);
161   ECase(NT_AMD_HSA_METADATA);
162   ECase(NT_AMD_HSA_ISA_NAME);
163   ECase(NT_AMD_PAL_METADATA);
164   // AMDGPU specific notes. (Code Object V3)
165   ECase(NT_AMDGPU_METADATA);
166 #undef ECase
167   IO.enumFallback<Hex32>(Value);
168 }
169 
enumeration(IO & IO,ELFYAML::ELF_EM & Value)170 void ScalarEnumerationTraits<ELFYAML::ELF_EM>::enumeration(
171     IO &IO, ELFYAML::ELF_EM &Value) {
172 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
173   ECase(EM_NONE);
174   ECase(EM_M32);
175   ECase(EM_SPARC);
176   ECase(EM_386);
177   ECase(EM_68K);
178   ECase(EM_88K);
179   ECase(EM_IAMCU);
180   ECase(EM_860);
181   ECase(EM_MIPS);
182   ECase(EM_S370);
183   ECase(EM_MIPS_RS3_LE);
184   ECase(EM_PARISC);
185   ECase(EM_VPP500);
186   ECase(EM_SPARC32PLUS);
187   ECase(EM_960);
188   ECase(EM_PPC);
189   ECase(EM_PPC64);
190   ECase(EM_S390);
191   ECase(EM_SPU);
192   ECase(EM_V800);
193   ECase(EM_FR20);
194   ECase(EM_RH32);
195   ECase(EM_RCE);
196   ECase(EM_ARM);
197   ECase(EM_ALPHA);
198   ECase(EM_SH);
199   ECase(EM_SPARCV9);
200   ECase(EM_TRICORE);
201   ECase(EM_ARC);
202   ECase(EM_H8_300);
203   ECase(EM_H8_300H);
204   ECase(EM_H8S);
205   ECase(EM_H8_500);
206   ECase(EM_IA_64);
207   ECase(EM_MIPS_X);
208   ECase(EM_COLDFIRE);
209   ECase(EM_68HC12);
210   ECase(EM_MMA);
211   ECase(EM_PCP);
212   ECase(EM_NCPU);
213   ECase(EM_NDR1);
214   ECase(EM_STARCORE);
215   ECase(EM_ME16);
216   ECase(EM_ST100);
217   ECase(EM_TINYJ);
218   ECase(EM_X86_64);
219   ECase(EM_PDSP);
220   ECase(EM_PDP10);
221   ECase(EM_PDP11);
222   ECase(EM_FX66);
223   ECase(EM_ST9PLUS);
224   ECase(EM_ST7);
225   ECase(EM_68HC16);
226   ECase(EM_68HC11);
227   ECase(EM_68HC08);
228   ECase(EM_68HC05);
229   ECase(EM_SVX);
230   ECase(EM_ST19);
231   ECase(EM_VAX);
232   ECase(EM_CRIS);
233   ECase(EM_JAVELIN);
234   ECase(EM_FIREPATH);
235   ECase(EM_ZSP);
236   ECase(EM_MMIX);
237   ECase(EM_HUANY);
238   ECase(EM_PRISM);
239   ECase(EM_AVR);
240   ECase(EM_FR30);
241   ECase(EM_D10V);
242   ECase(EM_D30V);
243   ECase(EM_V850);
244   ECase(EM_M32R);
245   ECase(EM_MN10300);
246   ECase(EM_MN10200);
247   ECase(EM_PJ);
248   ECase(EM_OPENRISC);
249   ECase(EM_ARC_COMPACT);
250   ECase(EM_XTENSA);
251   ECase(EM_VIDEOCORE);
252   ECase(EM_TMM_GPP);
253   ECase(EM_NS32K);
254   ECase(EM_TPC);
255   ECase(EM_SNP1K);
256   ECase(EM_ST200);
257   ECase(EM_IP2K);
258   ECase(EM_MAX);
259   ECase(EM_CR);
260   ECase(EM_F2MC16);
261   ECase(EM_MSP430);
262   ECase(EM_BLACKFIN);
263   ECase(EM_SE_C33);
264   ECase(EM_SEP);
265   ECase(EM_ARCA);
266   ECase(EM_UNICORE);
267   ECase(EM_EXCESS);
268   ECase(EM_DXP);
269   ECase(EM_ALTERA_NIOS2);
270   ECase(EM_CRX);
271   ECase(EM_XGATE);
272   ECase(EM_C166);
273   ECase(EM_M16C);
274   ECase(EM_DSPIC30F);
275   ECase(EM_CE);
276   ECase(EM_M32C);
277   ECase(EM_TSK3000);
278   ECase(EM_RS08);
279   ECase(EM_SHARC);
280   ECase(EM_ECOG2);
281   ECase(EM_SCORE7);
282   ECase(EM_DSP24);
283   ECase(EM_VIDEOCORE3);
284   ECase(EM_LATTICEMICO32);
285   ECase(EM_SE_C17);
286   ECase(EM_TI_C6000);
287   ECase(EM_TI_C2000);
288   ECase(EM_TI_C5500);
289   ECase(EM_MMDSP_PLUS);
290   ECase(EM_CYPRESS_M8C);
291   ECase(EM_R32C);
292   ECase(EM_TRIMEDIA);
293   ECase(EM_HEXAGON);
294   ECase(EM_8051);
295   ECase(EM_STXP7X);
296   ECase(EM_NDS32);
297   ECase(EM_ECOG1);
298   ECase(EM_ECOG1X);
299   ECase(EM_MAXQ30);
300   ECase(EM_XIMO16);
301   ECase(EM_MANIK);
302   ECase(EM_CRAYNV2);
303   ECase(EM_RX);
304   ECase(EM_METAG);
305   ECase(EM_MCST_ELBRUS);
306   ECase(EM_ECOG16);
307   ECase(EM_CR16);
308   ECase(EM_ETPU);
309   ECase(EM_SLE9X);
310   ECase(EM_L10M);
311   ECase(EM_K10M);
312   ECase(EM_AARCH64);
313   ECase(EM_AVR32);
314   ECase(EM_STM8);
315   ECase(EM_TILE64);
316   ECase(EM_TILEPRO);
317   ECase(EM_MICROBLAZE);
318   ECase(EM_CUDA);
319   ECase(EM_TILEGX);
320   ECase(EM_CLOUDSHIELD);
321   ECase(EM_COREA_1ST);
322   ECase(EM_COREA_2ND);
323   ECase(EM_ARC_COMPACT2);
324   ECase(EM_OPEN8);
325   ECase(EM_RL78);
326   ECase(EM_VIDEOCORE5);
327   ECase(EM_78KOR);
328   ECase(EM_56800EX);
329   ECase(EM_AMDGPU);
330   ECase(EM_RISCV);
331   ECase(EM_LANAI);
332   ECase(EM_BPF);
333   ECase(EM_VE);
334   ECase(EM_CSKY);
335 #undef ECase
336   IO.enumFallback<Hex16>(Value);
337 }
338 
enumeration(IO & IO,ELFYAML::ELF_ELFCLASS & Value)339 void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration(
340     IO &IO, ELFYAML::ELF_ELFCLASS &Value) {
341 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
342   // Since the semantics of ELFCLASSNONE is "invalid", just don't accept it
343   // here.
344   ECase(ELFCLASS32);
345   ECase(ELFCLASS64);
346 #undef ECase
347 }
348 
enumeration(IO & IO,ELFYAML::ELF_ELFDATA & Value)349 void ScalarEnumerationTraits<ELFYAML::ELF_ELFDATA>::enumeration(
350     IO &IO, ELFYAML::ELF_ELFDATA &Value) {
351 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
352   // ELFDATANONE is an invalid data encoding, but we accept it because
353   // we want to be able to produce invalid binaries for the tests.
354   ECase(ELFDATANONE);
355   ECase(ELFDATA2LSB);
356   ECase(ELFDATA2MSB);
357 #undef ECase
358 }
359 
enumeration(IO & IO,ELFYAML::ELF_ELFOSABI & Value)360 void ScalarEnumerationTraits<ELFYAML::ELF_ELFOSABI>::enumeration(
361     IO &IO, ELFYAML::ELF_ELFOSABI &Value) {
362 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
363   ECase(ELFOSABI_NONE);
364   ECase(ELFOSABI_HPUX);
365   ECase(ELFOSABI_NETBSD);
366   ECase(ELFOSABI_GNU);
367   ECase(ELFOSABI_LINUX);
368   ECase(ELFOSABI_HURD);
369   ECase(ELFOSABI_SOLARIS);
370   ECase(ELFOSABI_AIX);
371   ECase(ELFOSABI_IRIX);
372   ECase(ELFOSABI_FREEBSD);
373   ECase(ELFOSABI_TRU64);
374   ECase(ELFOSABI_MODESTO);
375   ECase(ELFOSABI_OPENBSD);
376   ECase(ELFOSABI_OPENVMS);
377   ECase(ELFOSABI_NSK);
378   ECase(ELFOSABI_AROS);
379   ECase(ELFOSABI_FENIXOS);
380   ECase(ELFOSABI_CLOUDABI);
381   ECase(ELFOSABI_AMDGPU_HSA);
382   ECase(ELFOSABI_AMDGPU_PAL);
383   ECase(ELFOSABI_AMDGPU_MESA3D);
384   ECase(ELFOSABI_ARM);
385   ECase(ELFOSABI_C6000_ELFABI);
386   ECase(ELFOSABI_C6000_LINUX);
387   ECase(ELFOSABI_STANDALONE);
388 #undef ECase
389   IO.enumFallback<Hex8>(Value);
390 }
391 
bitset(IO & IO,ELFYAML::ELF_EF & Value)392 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO,
393                                                  ELFYAML::ELF_EF &Value) {
394   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
395   assert(Object && "The IO context is not initialized");
396 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X)
397 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M)
398   switch (Object->getMachine()) {
399   case ELF::EM_ARM:
400     BCase(EF_ARM_SOFT_FLOAT);
401     BCase(EF_ARM_VFP_FLOAT);
402     BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK);
403     BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK);
404     BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK);
405     BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK);
406     BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK);
407     BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK);
408     break;
409   case ELF::EM_MIPS:
410     BCase(EF_MIPS_NOREORDER);
411     BCase(EF_MIPS_PIC);
412     BCase(EF_MIPS_CPIC);
413     BCase(EF_MIPS_ABI2);
414     BCase(EF_MIPS_32BITMODE);
415     BCase(EF_MIPS_FP64);
416     BCase(EF_MIPS_NAN2008);
417     BCase(EF_MIPS_MICROMIPS);
418     BCase(EF_MIPS_ARCH_ASE_M16);
419     BCase(EF_MIPS_ARCH_ASE_MDMX);
420     BCaseMask(EF_MIPS_ABI_O32, EF_MIPS_ABI);
421     BCaseMask(EF_MIPS_ABI_O64, EF_MIPS_ABI);
422     BCaseMask(EF_MIPS_ABI_EABI32, EF_MIPS_ABI);
423     BCaseMask(EF_MIPS_ABI_EABI64, EF_MIPS_ABI);
424     BCaseMask(EF_MIPS_MACH_3900, EF_MIPS_MACH);
425     BCaseMask(EF_MIPS_MACH_4010, EF_MIPS_MACH);
426     BCaseMask(EF_MIPS_MACH_4100, EF_MIPS_MACH);
427     BCaseMask(EF_MIPS_MACH_4650, EF_MIPS_MACH);
428     BCaseMask(EF_MIPS_MACH_4120, EF_MIPS_MACH);
429     BCaseMask(EF_MIPS_MACH_4111, EF_MIPS_MACH);
430     BCaseMask(EF_MIPS_MACH_SB1, EF_MIPS_MACH);
431     BCaseMask(EF_MIPS_MACH_OCTEON, EF_MIPS_MACH);
432     BCaseMask(EF_MIPS_MACH_XLR, EF_MIPS_MACH);
433     BCaseMask(EF_MIPS_MACH_OCTEON2, EF_MIPS_MACH);
434     BCaseMask(EF_MIPS_MACH_OCTEON3, EF_MIPS_MACH);
435     BCaseMask(EF_MIPS_MACH_5400, EF_MIPS_MACH);
436     BCaseMask(EF_MIPS_MACH_5900, EF_MIPS_MACH);
437     BCaseMask(EF_MIPS_MACH_5500, EF_MIPS_MACH);
438     BCaseMask(EF_MIPS_MACH_9000, EF_MIPS_MACH);
439     BCaseMask(EF_MIPS_MACH_LS2E, EF_MIPS_MACH);
440     BCaseMask(EF_MIPS_MACH_LS2F, EF_MIPS_MACH);
441     BCaseMask(EF_MIPS_MACH_LS3A, EF_MIPS_MACH);
442     BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH);
443     BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH);
444     BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH);
445     BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH);
446     BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH);
447     BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH);
448     BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH);
449     BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH);
450     BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH);
451     BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH);
452     BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH);
453     break;
454   case ELF::EM_HEXAGON:
455     BCase(EF_HEXAGON_MACH_V2);
456     BCase(EF_HEXAGON_MACH_V3);
457     BCase(EF_HEXAGON_MACH_V4);
458     BCase(EF_HEXAGON_MACH_V5);
459     BCase(EF_HEXAGON_MACH_V55);
460     BCase(EF_HEXAGON_MACH_V60);
461     BCase(EF_HEXAGON_MACH_V62);
462     BCase(EF_HEXAGON_MACH_V65);
463     BCase(EF_HEXAGON_MACH_V66);
464     BCase(EF_HEXAGON_MACH_V67);
465     BCase(EF_HEXAGON_MACH_V67T);
466     BCase(EF_HEXAGON_MACH_V68);
467     BCase(EF_HEXAGON_ISA_V2);
468     BCase(EF_HEXAGON_ISA_V3);
469     BCase(EF_HEXAGON_ISA_V4);
470     BCase(EF_HEXAGON_ISA_V5);
471     BCase(EF_HEXAGON_ISA_V55);
472     BCase(EF_HEXAGON_ISA_V60);
473     BCase(EF_HEXAGON_ISA_V62);
474     BCase(EF_HEXAGON_ISA_V65);
475     BCase(EF_HEXAGON_ISA_V66);
476     BCase(EF_HEXAGON_ISA_V67);
477     BCase(EF_HEXAGON_ISA_V68);
478     break;
479   case ELF::EM_AVR:
480     BCaseMask(EF_AVR_ARCH_AVR1, EF_AVR_ARCH_MASK);
481     BCaseMask(EF_AVR_ARCH_AVR2, EF_AVR_ARCH_MASK);
482     BCaseMask(EF_AVR_ARCH_AVR25, EF_AVR_ARCH_MASK);
483     BCaseMask(EF_AVR_ARCH_AVR3, EF_AVR_ARCH_MASK);
484     BCaseMask(EF_AVR_ARCH_AVR31, EF_AVR_ARCH_MASK);
485     BCaseMask(EF_AVR_ARCH_AVR35, EF_AVR_ARCH_MASK);
486     BCaseMask(EF_AVR_ARCH_AVR4, EF_AVR_ARCH_MASK);
487     BCaseMask(EF_AVR_ARCH_AVR5, EF_AVR_ARCH_MASK);
488     BCaseMask(EF_AVR_ARCH_AVR51, EF_AVR_ARCH_MASK);
489     BCaseMask(EF_AVR_ARCH_AVR6, EF_AVR_ARCH_MASK);
490     BCaseMask(EF_AVR_ARCH_AVRTINY, EF_AVR_ARCH_MASK);
491     BCaseMask(EF_AVR_ARCH_XMEGA1, EF_AVR_ARCH_MASK);
492     BCaseMask(EF_AVR_ARCH_XMEGA2, EF_AVR_ARCH_MASK);
493     BCaseMask(EF_AVR_ARCH_XMEGA3, EF_AVR_ARCH_MASK);
494     BCaseMask(EF_AVR_ARCH_XMEGA4, EF_AVR_ARCH_MASK);
495     BCaseMask(EF_AVR_ARCH_XMEGA5, EF_AVR_ARCH_MASK);
496     BCaseMask(EF_AVR_ARCH_XMEGA6, EF_AVR_ARCH_MASK);
497     BCaseMask(EF_AVR_ARCH_XMEGA7, EF_AVR_ARCH_MASK);
498     BCase(EF_AVR_LINKRELAX_PREPARED);
499     break;
500   case ELF::EM_RISCV:
501     BCase(EF_RISCV_RVC);
502     BCaseMask(EF_RISCV_FLOAT_ABI_SOFT, EF_RISCV_FLOAT_ABI);
503     BCaseMask(EF_RISCV_FLOAT_ABI_SINGLE, EF_RISCV_FLOAT_ABI);
504     BCaseMask(EF_RISCV_FLOAT_ABI_DOUBLE, EF_RISCV_FLOAT_ABI);
505     BCaseMask(EF_RISCV_FLOAT_ABI_QUAD, EF_RISCV_FLOAT_ABI);
506     BCase(EF_RISCV_RVE);
507     break;
508   case ELF::EM_AMDGPU:
509     BCaseMask(EF_AMDGPU_MACH_NONE, EF_AMDGPU_MACH);
510     BCaseMask(EF_AMDGPU_MACH_R600_R600, EF_AMDGPU_MACH);
511     BCaseMask(EF_AMDGPU_MACH_R600_R630, EF_AMDGPU_MACH);
512     BCaseMask(EF_AMDGPU_MACH_R600_RS880, EF_AMDGPU_MACH);
513     BCaseMask(EF_AMDGPU_MACH_R600_RV670, EF_AMDGPU_MACH);
514     BCaseMask(EF_AMDGPU_MACH_R600_RV710, EF_AMDGPU_MACH);
515     BCaseMask(EF_AMDGPU_MACH_R600_RV730, EF_AMDGPU_MACH);
516     BCaseMask(EF_AMDGPU_MACH_R600_RV770, EF_AMDGPU_MACH);
517     BCaseMask(EF_AMDGPU_MACH_R600_CEDAR, EF_AMDGPU_MACH);
518     BCaseMask(EF_AMDGPU_MACH_R600_CYPRESS, EF_AMDGPU_MACH);
519     BCaseMask(EF_AMDGPU_MACH_R600_JUNIPER, EF_AMDGPU_MACH);
520     BCaseMask(EF_AMDGPU_MACH_R600_REDWOOD, EF_AMDGPU_MACH);
521     BCaseMask(EF_AMDGPU_MACH_R600_SUMO, EF_AMDGPU_MACH);
522     BCaseMask(EF_AMDGPU_MACH_R600_BARTS, EF_AMDGPU_MACH);
523     BCaseMask(EF_AMDGPU_MACH_R600_CAICOS, EF_AMDGPU_MACH);
524     BCaseMask(EF_AMDGPU_MACH_R600_CAYMAN, EF_AMDGPU_MACH);
525     BCaseMask(EF_AMDGPU_MACH_R600_TURKS, EF_AMDGPU_MACH);
526     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX600, EF_AMDGPU_MACH);
527     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX601, EF_AMDGPU_MACH);
528     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX602, EF_AMDGPU_MACH);
529     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX700, EF_AMDGPU_MACH);
530     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX701, EF_AMDGPU_MACH);
531     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX702, EF_AMDGPU_MACH);
532     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX703, EF_AMDGPU_MACH);
533     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX704, EF_AMDGPU_MACH);
534     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX705, EF_AMDGPU_MACH);
535     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX801, EF_AMDGPU_MACH);
536     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX802, EF_AMDGPU_MACH);
537     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX803, EF_AMDGPU_MACH);
538     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX805, EF_AMDGPU_MACH);
539     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX810, EF_AMDGPU_MACH);
540     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX900, EF_AMDGPU_MACH);
541     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX902, EF_AMDGPU_MACH);
542     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX904, EF_AMDGPU_MACH);
543     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX906, EF_AMDGPU_MACH);
544     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX908, EF_AMDGPU_MACH);
545     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX909, EF_AMDGPU_MACH);
546     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX90A, EF_AMDGPU_MACH);
547     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX90C, EF_AMDGPU_MACH);
548     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1010, EF_AMDGPU_MACH);
549     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1011, EF_AMDGPU_MACH);
550     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1012, EF_AMDGPU_MACH);
551     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1030, EF_AMDGPU_MACH);
552     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1031, EF_AMDGPU_MACH);
553     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1032, EF_AMDGPU_MACH);
554     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1033, EF_AMDGPU_MACH);
555     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1034, EF_AMDGPU_MACH);
556     switch (Object->Header.ABIVersion) {
557     default:
558       // ELFOSABI_AMDGPU_PAL, ELFOSABI_AMDGPU_MESA3D support *_V3 flags.
559       LLVM_FALLTHROUGH;
560     case ELF::ELFABIVERSION_AMDGPU_HSA_V3:
561       BCase(EF_AMDGPU_FEATURE_XNACK_V3);
562       BCase(EF_AMDGPU_FEATURE_SRAMECC_V3);
563       break;
564     case ELF::ELFABIVERSION_AMDGPU_HSA_V4:
565       BCaseMask(EF_AMDGPU_FEATURE_XNACK_UNSUPPORTED_V4,
566                 EF_AMDGPU_FEATURE_XNACK_V4);
567       BCaseMask(EF_AMDGPU_FEATURE_XNACK_ANY_V4,
568                 EF_AMDGPU_FEATURE_XNACK_V4);
569       BCaseMask(EF_AMDGPU_FEATURE_XNACK_OFF_V4,
570                 EF_AMDGPU_FEATURE_XNACK_V4);
571       BCaseMask(EF_AMDGPU_FEATURE_XNACK_ON_V4,
572                 EF_AMDGPU_FEATURE_XNACK_V4);
573       BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_UNSUPPORTED_V4,
574                 EF_AMDGPU_FEATURE_SRAMECC_V4);
575       BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_ANY_V4,
576                 EF_AMDGPU_FEATURE_SRAMECC_V4);
577       BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_OFF_V4,
578                 EF_AMDGPU_FEATURE_SRAMECC_V4);
579       BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_ON_V4,
580                 EF_AMDGPU_FEATURE_SRAMECC_V4);
581       break;
582     }
583     break;
584   default:
585     break;
586   }
587 #undef BCase
588 #undef BCaseMask
589 }
590 
enumeration(IO & IO,ELFYAML::ELF_SHT & Value)591 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration(
592     IO &IO, ELFYAML::ELF_SHT &Value) {
593   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
594   assert(Object && "The IO context is not initialized");
595 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
596   ECase(SHT_NULL);
597   ECase(SHT_PROGBITS);
598   ECase(SHT_SYMTAB);
599   // FIXME: Issue a diagnostic with this information.
600   ECase(SHT_STRTAB);
601   ECase(SHT_RELA);
602   ECase(SHT_HASH);
603   ECase(SHT_DYNAMIC);
604   ECase(SHT_NOTE);
605   ECase(SHT_NOBITS);
606   ECase(SHT_REL);
607   ECase(SHT_SHLIB);
608   ECase(SHT_DYNSYM);
609   ECase(SHT_INIT_ARRAY);
610   ECase(SHT_FINI_ARRAY);
611   ECase(SHT_PREINIT_ARRAY);
612   ECase(SHT_GROUP);
613   ECase(SHT_SYMTAB_SHNDX);
614   ECase(SHT_RELR);
615   ECase(SHT_ANDROID_REL);
616   ECase(SHT_ANDROID_RELA);
617   ECase(SHT_ANDROID_RELR);
618   ECase(SHT_LLVM_ODRTAB);
619   ECase(SHT_LLVM_LINKER_OPTIONS);
620   ECase(SHT_LLVM_CALL_GRAPH_PROFILE);
621   ECase(SHT_LLVM_ADDRSIG);
622   ECase(SHT_LLVM_DEPENDENT_LIBRARIES);
623   ECase(SHT_LLVM_SYMPART);
624   ECase(SHT_LLVM_PART_EHDR);
625   ECase(SHT_LLVM_PART_PHDR);
626   ECase(SHT_LLVM_BB_ADDR_MAP);
627   ECase(SHT_GNU_ATTRIBUTES);
628   ECase(SHT_GNU_HASH);
629   ECase(SHT_GNU_verdef);
630   ECase(SHT_GNU_verneed);
631   ECase(SHT_GNU_versym);
632   switch (Object->getMachine()) {
633   case ELF::EM_ARM:
634     ECase(SHT_ARM_EXIDX);
635     ECase(SHT_ARM_PREEMPTMAP);
636     ECase(SHT_ARM_ATTRIBUTES);
637     ECase(SHT_ARM_DEBUGOVERLAY);
638     ECase(SHT_ARM_OVERLAYSECTION);
639     break;
640   case ELF::EM_HEXAGON:
641     ECase(SHT_HEX_ORDERED);
642     break;
643   case ELF::EM_X86_64:
644     ECase(SHT_X86_64_UNWIND);
645     break;
646   case ELF::EM_MIPS:
647     ECase(SHT_MIPS_REGINFO);
648     ECase(SHT_MIPS_OPTIONS);
649     ECase(SHT_MIPS_DWARF);
650     ECase(SHT_MIPS_ABIFLAGS);
651     break;
652   case ELF::EM_RISCV:
653     ECase(SHT_RISCV_ATTRIBUTES);
654     break;
655   default:
656     // Nothing to do.
657     break;
658   }
659 #undef ECase
660   IO.enumFallback<Hex32>(Value);
661 }
662 
bitset(IO & IO,ELFYAML::ELF_PF & Value)663 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO,
664                                                  ELFYAML::ELF_PF &Value) {
665 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X)
666   BCase(PF_X);
667   BCase(PF_W);
668   BCase(PF_R);
669 }
670 
bitset(IO & IO,ELFYAML::ELF_SHF & Value)671 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO,
672                                                   ELFYAML::ELF_SHF &Value) {
673   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
674 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X)
675   BCase(SHF_WRITE);
676   BCase(SHF_ALLOC);
677   BCase(SHF_EXCLUDE);
678   BCase(SHF_EXECINSTR);
679   BCase(SHF_MERGE);
680   BCase(SHF_STRINGS);
681   BCase(SHF_INFO_LINK);
682   BCase(SHF_LINK_ORDER);
683   BCase(SHF_OS_NONCONFORMING);
684   BCase(SHF_GROUP);
685   BCase(SHF_TLS);
686   BCase(SHF_COMPRESSED);
687   BCase(SHF_GNU_RETAIN);
688   switch (Object->getMachine()) {
689   case ELF::EM_ARM:
690     BCase(SHF_ARM_PURECODE);
691     break;
692   case ELF::EM_HEXAGON:
693     BCase(SHF_HEX_GPREL);
694     break;
695   case ELF::EM_MIPS:
696     BCase(SHF_MIPS_NODUPES);
697     BCase(SHF_MIPS_NAMES);
698     BCase(SHF_MIPS_LOCAL);
699     BCase(SHF_MIPS_NOSTRIP);
700     BCase(SHF_MIPS_GPREL);
701     BCase(SHF_MIPS_MERGE);
702     BCase(SHF_MIPS_ADDR);
703     BCase(SHF_MIPS_STRING);
704     break;
705   case ELF::EM_X86_64:
706     BCase(SHF_X86_64_LARGE);
707     break;
708   default:
709     // Nothing to do.
710     break;
711   }
712 #undef BCase
713 }
714 
enumeration(IO & IO,ELFYAML::ELF_SHN & Value)715 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration(
716     IO &IO, ELFYAML::ELF_SHN &Value) {
717 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
718   ECase(SHN_UNDEF);
719   ECase(SHN_LORESERVE);
720   ECase(SHN_LOPROC);
721   ECase(SHN_HIPROC);
722   ECase(SHN_LOOS);
723   ECase(SHN_HIOS);
724   ECase(SHN_ABS);
725   ECase(SHN_COMMON);
726   ECase(SHN_XINDEX);
727   ECase(SHN_HIRESERVE);
728   ECase(SHN_AMDGPU_LDS);
729   ECase(SHN_HEXAGON_SCOMMON);
730   ECase(SHN_HEXAGON_SCOMMON_1);
731   ECase(SHN_HEXAGON_SCOMMON_2);
732   ECase(SHN_HEXAGON_SCOMMON_4);
733   ECase(SHN_HEXAGON_SCOMMON_8);
734 #undef ECase
735   IO.enumFallback<Hex16>(Value);
736 }
737 
enumeration(IO & IO,ELFYAML::ELF_STB & Value)738 void ScalarEnumerationTraits<ELFYAML::ELF_STB>::enumeration(
739     IO &IO, ELFYAML::ELF_STB &Value) {
740 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
741   ECase(STB_LOCAL);
742   ECase(STB_GLOBAL);
743   ECase(STB_WEAK);
744   ECase(STB_GNU_UNIQUE);
745 #undef ECase
746   IO.enumFallback<Hex8>(Value);
747 }
748 
enumeration(IO & IO,ELFYAML::ELF_STT & Value)749 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration(
750     IO &IO, ELFYAML::ELF_STT &Value) {
751 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
752   ECase(STT_NOTYPE);
753   ECase(STT_OBJECT);
754   ECase(STT_FUNC);
755   ECase(STT_SECTION);
756   ECase(STT_FILE);
757   ECase(STT_COMMON);
758   ECase(STT_TLS);
759   ECase(STT_GNU_IFUNC);
760 #undef ECase
761   IO.enumFallback<Hex8>(Value);
762 }
763 
764 
enumeration(IO & IO,ELFYAML::ELF_RSS & Value)765 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration(
766     IO &IO, ELFYAML::ELF_RSS &Value) {
767 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
768   ECase(RSS_UNDEF);
769   ECase(RSS_GP);
770   ECase(RSS_GP0);
771   ECase(RSS_LOC);
772 #undef ECase
773 }
774 
enumeration(IO & IO,ELFYAML::ELF_REL & Value)775 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration(
776     IO &IO, ELFYAML::ELF_REL &Value) {
777   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
778   assert(Object && "The IO context is not initialized");
779 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X);
780   switch (Object->getMachine()) {
781   case ELF::EM_X86_64:
782 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def"
783     break;
784   case ELF::EM_MIPS:
785 #include "llvm/BinaryFormat/ELFRelocs/Mips.def"
786     break;
787   case ELF::EM_HEXAGON:
788 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def"
789     break;
790   case ELF::EM_386:
791   case ELF::EM_IAMCU:
792 #include "llvm/BinaryFormat/ELFRelocs/i386.def"
793     break;
794   case ELF::EM_AARCH64:
795 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def"
796     break;
797   case ELF::EM_ARM:
798 #include "llvm/BinaryFormat/ELFRelocs/ARM.def"
799     break;
800   case ELF::EM_ARC:
801 #include "llvm/BinaryFormat/ELFRelocs/ARC.def"
802     break;
803   case ELF::EM_RISCV:
804 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def"
805     break;
806   case ELF::EM_LANAI:
807 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def"
808     break;
809   case ELF::EM_AMDGPU:
810 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def"
811     break;
812   case ELF::EM_BPF:
813 #include "llvm/BinaryFormat/ELFRelocs/BPF.def"
814     break;
815   case ELF::EM_VE:
816 #include "llvm/BinaryFormat/ELFRelocs/VE.def"
817     break;
818   case ELF::EM_CSKY:
819 #include "llvm/BinaryFormat/ELFRelocs/CSKY.def"
820     break;
821   case ELF::EM_PPC64:
822 #include "llvm/BinaryFormat/ELFRelocs/PowerPC64.def"
823     break;
824   case ELF::EM_68K:
825 #include "llvm/BinaryFormat/ELFRelocs/M68k.def"
826     break;
827   default:
828     // Nothing to do.
829     break;
830   }
831 #undef ELF_RELOC
832   IO.enumFallback<Hex32>(Value);
833 }
834 
enumeration(IO & IO,ELFYAML::ELF_DYNTAG & Value)835 void ScalarEnumerationTraits<ELFYAML::ELF_DYNTAG>::enumeration(
836     IO &IO, ELFYAML::ELF_DYNTAG &Value) {
837   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
838   assert(Object && "The IO context is not initialized");
839 
840 // Disable architecture specific tags by default. We might enable them below.
841 #define AARCH64_DYNAMIC_TAG(name, value)
842 #define MIPS_DYNAMIC_TAG(name, value)
843 #define HEXAGON_DYNAMIC_TAG(name, value)
844 #define PPC_DYNAMIC_TAG(name, value)
845 #define PPC64_DYNAMIC_TAG(name, value)
846 // Ignore marker tags such as DT_HIOS (maps to DT_VERNEEDNUM), etc.
847 #define DYNAMIC_TAG_MARKER(name, value)
848 
849 #define STRINGIFY(X) (#X)
850 #define DYNAMIC_TAG(X, Y) IO.enumCase(Value, STRINGIFY(DT_##X), ELF::DT_##X);
851   switch (Object->getMachine()) {
852   case ELF::EM_AARCH64:
853 #undef AARCH64_DYNAMIC_TAG
854 #define AARCH64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
855 #include "llvm/BinaryFormat/DynamicTags.def"
856 #undef AARCH64_DYNAMIC_TAG
857 #define AARCH64_DYNAMIC_TAG(name, value)
858     break;
859   case ELF::EM_MIPS:
860 #undef MIPS_DYNAMIC_TAG
861 #define MIPS_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
862 #include "llvm/BinaryFormat/DynamicTags.def"
863 #undef MIPS_DYNAMIC_TAG
864 #define MIPS_DYNAMIC_TAG(name, value)
865     break;
866   case ELF::EM_HEXAGON:
867 #undef HEXAGON_DYNAMIC_TAG
868 #define HEXAGON_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
869 #include "llvm/BinaryFormat/DynamicTags.def"
870 #undef HEXAGON_DYNAMIC_TAG
871 #define HEXAGON_DYNAMIC_TAG(name, value)
872     break;
873   case ELF::EM_PPC:
874 #undef PPC_DYNAMIC_TAG
875 #define PPC_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
876 #include "llvm/BinaryFormat/DynamicTags.def"
877 #undef PPC_DYNAMIC_TAG
878 #define PPC_DYNAMIC_TAG(name, value)
879     break;
880   case ELF::EM_PPC64:
881 #undef PPC64_DYNAMIC_TAG
882 #define PPC64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
883 #include "llvm/BinaryFormat/DynamicTags.def"
884 #undef PPC64_DYNAMIC_TAG
885 #define PPC64_DYNAMIC_TAG(name, value)
886     break;
887   default:
888 #include "llvm/BinaryFormat/DynamicTags.def"
889     break;
890   }
891 #undef AARCH64_DYNAMIC_TAG
892 #undef MIPS_DYNAMIC_TAG
893 #undef HEXAGON_DYNAMIC_TAG
894 #undef PPC_DYNAMIC_TAG
895 #undef PPC64_DYNAMIC_TAG
896 #undef DYNAMIC_TAG_MARKER
897 #undef STRINGIFY
898 #undef DYNAMIC_TAG
899 
900   IO.enumFallback<Hex64>(Value);
901 }
902 
enumeration(IO & IO,ELFYAML::MIPS_AFL_REG & Value)903 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration(
904     IO &IO, ELFYAML::MIPS_AFL_REG &Value) {
905 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X)
906   ECase(REG_NONE);
907   ECase(REG_32);
908   ECase(REG_64);
909   ECase(REG_128);
910 #undef ECase
911 }
912 
enumeration(IO & IO,ELFYAML::MIPS_ABI_FP & Value)913 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration(
914     IO &IO, ELFYAML::MIPS_ABI_FP &Value) {
915 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X)
916   ECase(FP_ANY);
917   ECase(FP_DOUBLE);
918   ECase(FP_SINGLE);
919   ECase(FP_SOFT);
920   ECase(FP_OLD_64);
921   ECase(FP_XX);
922   ECase(FP_64);
923   ECase(FP_64A);
924 #undef ECase
925 }
926 
enumeration(IO & IO,ELFYAML::MIPS_AFL_EXT & Value)927 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration(
928     IO &IO, ELFYAML::MIPS_AFL_EXT &Value) {
929 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X)
930   ECase(EXT_NONE);
931   ECase(EXT_XLR);
932   ECase(EXT_OCTEON2);
933   ECase(EXT_OCTEONP);
934   ECase(EXT_LOONGSON_3A);
935   ECase(EXT_OCTEON);
936   ECase(EXT_5900);
937   ECase(EXT_4650);
938   ECase(EXT_4010);
939   ECase(EXT_4100);
940   ECase(EXT_3900);
941   ECase(EXT_10000);
942   ECase(EXT_SB1);
943   ECase(EXT_4111);
944   ECase(EXT_4120);
945   ECase(EXT_5400);
946   ECase(EXT_5500);
947   ECase(EXT_LOONGSON_2E);
948   ECase(EXT_LOONGSON_2F);
949   ECase(EXT_OCTEON3);
950 #undef ECase
951 }
952 
enumeration(IO & IO,ELFYAML::MIPS_ISA & Value)953 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration(
954     IO &IO, ELFYAML::MIPS_ISA &Value) {
955   IO.enumCase(Value, "MIPS1", 1);
956   IO.enumCase(Value, "MIPS2", 2);
957   IO.enumCase(Value, "MIPS3", 3);
958   IO.enumCase(Value, "MIPS4", 4);
959   IO.enumCase(Value, "MIPS5", 5);
960   IO.enumCase(Value, "MIPS32", 32);
961   IO.enumCase(Value, "MIPS64", 64);
962   IO.enumFallback<Hex32>(Value);
963 }
964 
bitset(IO & IO,ELFYAML::MIPS_AFL_ASE & Value)965 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset(
966     IO &IO, ELFYAML::MIPS_AFL_ASE &Value) {
967 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X)
968   BCase(DSP);
969   BCase(DSPR2);
970   BCase(EVA);
971   BCase(MCU);
972   BCase(MDMX);
973   BCase(MIPS3D);
974   BCase(MT);
975   BCase(SMARTMIPS);
976   BCase(VIRT);
977   BCase(MSA);
978   BCase(MIPS16);
979   BCase(MICROMIPS);
980   BCase(XPA);
981   BCase(CRC);
982   BCase(GINV);
983 #undef BCase
984 }
985 
bitset(IO & IO,ELFYAML::MIPS_AFL_FLAGS1 & Value)986 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset(
987     IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) {
988 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X)
989   BCase(ODDSPREG);
990 #undef BCase
991 }
992 
mapping(IO & IO,ELFYAML::SectionHeader & SHdr)993 void MappingTraits<ELFYAML::SectionHeader>::mapping(
994     IO &IO, ELFYAML::SectionHeader &SHdr) {
995   IO.mapRequired("Name", SHdr.Name);
996 }
997 
mapping(IO & IO,ELFYAML::FileHeader & FileHdr)998 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO,
999                                                  ELFYAML::FileHeader &FileHdr) {
1000   IO.mapRequired("Class", FileHdr.Class);
1001   IO.mapRequired("Data", FileHdr.Data);
1002   IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0));
1003   IO.mapOptional("ABIVersion", FileHdr.ABIVersion, Hex8(0));
1004   IO.mapRequired("Type", FileHdr.Type);
1005   IO.mapOptional("Machine", FileHdr.Machine);
1006   IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0));
1007   IO.mapOptional("Entry", FileHdr.Entry, Hex64(0));
1008 
1009   // obj2yaml does not dump these fields.
1010   assert(!IO.outputting() ||
1011          (!FileHdr.EPhOff && !FileHdr.EPhEntSize && !FileHdr.EPhNum));
1012   IO.mapOptional("EPhOff", FileHdr.EPhOff);
1013   IO.mapOptional("EPhEntSize", FileHdr.EPhEntSize);
1014   IO.mapOptional("EPhNum", FileHdr.EPhNum);
1015   IO.mapOptional("EShEntSize", FileHdr.EShEntSize);
1016   IO.mapOptional("EShOff", FileHdr.EShOff);
1017   IO.mapOptional("EShNum", FileHdr.EShNum);
1018   IO.mapOptional("EShStrNdx", FileHdr.EShStrNdx);
1019 }
1020 
mapping(IO & IO,ELFYAML::ProgramHeader & Phdr)1021 void MappingTraits<ELFYAML::ProgramHeader>::mapping(
1022     IO &IO, ELFYAML::ProgramHeader &Phdr) {
1023   IO.mapRequired("Type", Phdr.Type);
1024   IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0));
1025   IO.mapOptional("FirstSec", Phdr.FirstSec);
1026   IO.mapOptional("LastSec", Phdr.LastSec);
1027   IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0));
1028   IO.mapOptional("PAddr", Phdr.PAddr, Phdr.VAddr);
1029   IO.mapOptional("Align", Phdr.Align);
1030   IO.mapOptional("FileSize", Phdr.FileSize);
1031   IO.mapOptional("MemSize", Phdr.MemSize);
1032   IO.mapOptional("Offset", Phdr.Offset);
1033 }
1034 
validate(IO & IO,ELFYAML::ProgramHeader & FileHdr)1035 std::string MappingTraits<ELFYAML::ProgramHeader>::validate(
1036     IO &IO, ELFYAML::ProgramHeader &FileHdr) {
1037   if (!FileHdr.FirstSec && FileHdr.LastSec)
1038     return "the \"LastSec\" key can't be used without the \"FirstSec\" key";
1039   if (FileHdr.FirstSec && !FileHdr.LastSec)
1040     return "the \"FirstSec\" key can't be used without the \"LastSec\" key";
1041   return "";
1042 }
1043 
1044 LLVM_YAML_STRONG_TYPEDEF(StringRef, StOtherPiece)
1045 
1046 template <> struct ScalarTraits<StOtherPiece> {
outputllvm::yaml::ScalarTraits1047   static void output(const StOtherPiece &Val, void *, raw_ostream &Out) {
1048     Out << Val;
1049   }
inputllvm::yaml::ScalarTraits1050   static StringRef input(StringRef Scalar, void *, StOtherPiece &Val) {
1051     Val = Scalar;
1052     return {};
1053   }
mustQuotellvm::yaml::ScalarTraits1054   static QuotingType mustQuote(StringRef) { return QuotingType::None; }
1055 };
1056 template <> struct SequenceElementTraits<StOtherPiece> {
1057   static const bool flow = true;
1058 };
1059 
1060 template <> struct ScalarTraits<ELFYAML::YAMLFlowString> {
outputllvm::yaml::ScalarTraits1061   static void output(const ELFYAML::YAMLFlowString &Val, void *,
1062                      raw_ostream &Out) {
1063     Out << Val;
1064   }
inputllvm::yaml::ScalarTraits1065   static StringRef input(StringRef Scalar, void *,
1066                          ELFYAML::YAMLFlowString &Val) {
1067     Val = Scalar;
1068     return {};
1069   }
mustQuotellvm::yaml::ScalarTraits1070   static QuotingType mustQuote(StringRef S) {
1071     return ScalarTraits<StringRef>::mustQuote(S);
1072   }
1073 };
1074 template <> struct SequenceElementTraits<ELFYAML::YAMLFlowString> {
1075   static const bool flow = true;
1076 };
1077 
1078 namespace {
1079 
1080 struct NormalizedOther {
NormalizedOtherllvm::yaml::__anon0ac400340111::NormalizedOther1081   NormalizedOther(IO &IO) : YamlIO(IO) {}
NormalizedOtherllvm::yaml::__anon0ac400340111::NormalizedOther1082   NormalizedOther(IO &IO, Optional<uint8_t> Original) : YamlIO(IO) {
1083     assert(Original && "This constructor is only used for outputting YAML and "
1084                        "assumes a non-empty Original");
1085     std::vector<StOtherPiece> Ret;
1086     const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext());
1087     for (std::pair<StringRef, uint8_t> &P :
1088          getFlags(Object->getMachine()).takeVector()) {
1089       uint8_t FlagValue = P.second;
1090       if ((*Original & FlagValue) != FlagValue)
1091         continue;
1092       *Original &= ~FlagValue;
1093       Ret.push_back({P.first});
1094     }
1095 
1096     if (*Original != 0) {
1097       UnknownFlagsHolder = std::to_string(*Original);
1098       Ret.push_back({UnknownFlagsHolder});
1099     }
1100 
1101     if (!Ret.empty())
1102       Other = std::move(Ret);
1103   }
1104 
toValuellvm::yaml::__anon0ac400340111::NormalizedOther1105   uint8_t toValue(StringRef Name) {
1106     const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext());
1107     MapVector<StringRef, uint8_t> Flags = getFlags(Object->getMachine());
1108 
1109     auto It = Flags.find(Name);
1110     if (It != Flags.end())
1111       return It->second;
1112 
1113     uint8_t Val;
1114     if (to_integer(Name, Val))
1115       return Val;
1116 
1117     YamlIO.setError("an unknown value is used for symbol's 'Other' field: " +
1118                     Name);
1119     return 0;
1120   }
1121 
denormalizellvm::yaml::__anon0ac400340111::NormalizedOther1122   Optional<uint8_t> denormalize(IO &) {
1123     if (!Other)
1124       return None;
1125     uint8_t Ret = 0;
1126     for (StOtherPiece &Val : *Other)
1127       Ret |= toValue(Val);
1128     return Ret;
1129   }
1130 
1131   // st_other field is used to encode symbol visibility and platform-dependent
1132   // flags and values. This method returns a name to value map that is used for
1133   // parsing and encoding this field.
getFlagsllvm::yaml::__anon0ac400340111::NormalizedOther1134   MapVector<StringRef, uint8_t> getFlags(unsigned EMachine) {
1135     MapVector<StringRef, uint8_t> Map;
1136     // STV_* values are just enumeration values. We add them in a reversed order
1137     // because when we convert the st_other to named constants when printing
1138     // YAML we want to use a maximum number of bits on each step:
1139     // when we have st_other == 3, we want to print it as STV_PROTECTED (3), but
1140     // not as STV_HIDDEN (2) + STV_INTERNAL (1).
1141     Map["STV_PROTECTED"] = ELF::STV_PROTECTED;
1142     Map["STV_HIDDEN"] = ELF::STV_HIDDEN;
1143     Map["STV_INTERNAL"] = ELF::STV_INTERNAL;
1144     // STV_DEFAULT is used to represent the default visibility and has a value
1145     // 0. We want to be able to read it from YAML documents, but there is no
1146     // reason to print it.
1147     if (!YamlIO.outputting())
1148       Map["STV_DEFAULT"] = ELF::STV_DEFAULT;
1149 
1150     // MIPS is not consistent. All of the STO_MIPS_* values are bit flags,
1151     // except STO_MIPS_MIPS16 which overlaps them. It should be checked and
1152     // consumed first when we print the output, because we do not want to print
1153     // any other flags that have the same bits instead.
1154     if (EMachine == ELF::EM_MIPS) {
1155       Map["STO_MIPS_MIPS16"] = ELF::STO_MIPS_MIPS16;
1156       Map["STO_MIPS_MICROMIPS"] = ELF::STO_MIPS_MICROMIPS;
1157       Map["STO_MIPS_PIC"] = ELF::STO_MIPS_PIC;
1158       Map["STO_MIPS_PLT"] = ELF::STO_MIPS_PLT;
1159       Map["STO_MIPS_OPTIONAL"] = ELF::STO_MIPS_OPTIONAL;
1160     }
1161 
1162     if (EMachine == ELF::EM_AARCH64)
1163       Map["STO_AARCH64_VARIANT_PCS"] = ELF::STO_AARCH64_VARIANT_PCS;
1164     return Map;
1165   }
1166 
1167   IO &YamlIO;
1168   Optional<std::vector<StOtherPiece>> Other;
1169   std::string UnknownFlagsHolder;
1170 };
1171 
1172 } // end anonymous namespace
1173 
output(const ELFYAML::YAMLIntUInt & Val,void * Ctx,raw_ostream & Out)1174 void ScalarTraits<ELFYAML::YAMLIntUInt>::output(const ELFYAML::YAMLIntUInt &Val,
1175                                                 void *Ctx, raw_ostream &Out) {
1176   Out << Val;
1177 }
1178 
input(StringRef Scalar,void * Ctx,ELFYAML::YAMLIntUInt & Val)1179 StringRef ScalarTraits<ELFYAML::YAMLIntUInt>::input(StringRef Scalar, void *Ctx,
1180                                                     ELFYAML::YAMLIntUInt &Val) {
1181   const bool Is64 = static_cast<ELFYAML::Object *>(Ctx)->Header.Class ==
1182                     ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64);
1183   StringRef ErrMsg = "invalid number";
1184   // We do not accept negative hex numbers because their meaning is ambiguous.
1185   // For example, would -0xfffffffff mean 1 or INT32_MIN?
1186   if (Scalar.empty() || Scalar.startswith("-0x"))
1187     return ErrMsg;
1188 
1189   if (Scalar.startswith("-")) {
1190     const int64_t MinVal = Is64 ? INT64_MIN : INT32_MIN;
1191     long long Int;
1192     if (getAsSignedInteger(Scalar, /*Radix=*/0, Int) || (Int < MinVal))
1193       return ErrMsg;
1194     Val = Int;
1195     return "";
1196   }
1197 
1198   const uint64_t MaxVal = Is64 ? UINT64_MAX : UINT32_MAX;
1199   unsigned long long UInt;
1200   if (getAsUnsignedInteger(Scalar, /*Radix=*/0, UInt) || (UInt > MaxVal))
1201     return ErrMsg;
1202   Val = UInt;
1203   return "";
1204 }
1205 
mapping(IO & IO,ELFYAML::Symbol & Symbol)1206 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) {
1207   IO.mapOptional("Name", Symbol.Name, StringRef());
1208   IO.mapOptional("StName", Symbol.StName);
1209   IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0));
1210   IO.mapOptional("Section", Symbol.Section);
1211   IO.mapOptional("Index", Symbol.Index);
1212   IO.mapOptional("Binding", Symbol.Binding, ELFYAML::ELF_STB(0));
1213   IO.mapOptional("Value", Symbol.Value);
1214   IO.mapOptional("Size", Symbol.Size);
1215 
1216   // Symbol's Other field is a bit special. It is usually a field that
1217   // represents st_other and holds the symbol visibility. However, on some
1218   // platforms, it can contain bit fields and regular values, or even sometimes a
1219   // crazy mix of them (see comments for NormalizedOther). Because of this, we
1220   // need special handling.
1221   MappingNormalization<NormalizedOther, Optional<uint8_t>> Keys(IO,
1222                                                                 Symbol.Other);
1223   IO.mapOptional("Other", Keys->Other);
1224 }
1225 
validate(IO & IO,ELFYAML::Symbol & Symbol)1226 std::string MappingTraits<ELFYAML::Symbol>::validate(IO &IO,
1227                                                      ELFYAML::Symbol &Symbol) {
1228   if (Symbol.Index && Symbol.Section)
1229     return "Index and Section cannot both be specified for Symbol";
1230   return "";
1231 }
1232 
commonSectionMapping(IO & IO,ELFYAML::Section & Section)1233 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) {
1234   IO.mapOptional("Name", Section.Name, StringRef());
1235   IO.mapRequired("Type", Section.Type);
1236   IO.mapOptional("Flags", Section.Flags);
1237   IO.mapOptional("Address", Section.Address);
1238   IO.mapOptional("Link", Section.Link);
1239   IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0));
1240   IO.mapOptional("EntSize", Section.EntSize);
1241   IO.mapOptional("Offset", Section.Offset);
1242 
1243   IO.mapOptional("Content", Section.Content);
1244   IO.mapOptional("Size", Section.Size);
1245 
1246   // obj2yaml does not dump these fields. They are expected to be empty when we
1247   // are producing YAML, because yaml2obj sets appropriate values for them
1248   // automatically when they are not explicitly defined.
1249   assert(!IO.outputting() ||
1250          (!Section.ShOffset && !Section.ShSize && !Section.ShName &&
1251           !Section.ShFlags && !Section.ShType && !Section.ShAddrAlign));
1252   IO.mapOptional("ShAddrAlign", Section.ShAddrAlign);
1253   IO.mapOptional("ShName", Section.ShName);
1254   IO.mapOptional("ShOffset", Section.ShOffset);
1255   IO.mapOptional("ShSize", Section.ShSize);
1256   IO.mapOptional("ShFlags", Section.ShFlags);
1257   IO.mapOptional("ShType", Section.ShType);
1258 }
1259 
sectionMapping(IO & IO,ELFYAML::DynamicSection & Section)1260 static void sectionMapping(IO &IO, ELFYAML::DynamicSection &Section) {
1261   commonSectionMapping(IO, Section);
1262   IO.mapOptional("Entries", Section.Entries);
1263 }
1264 
sectionMapping(IO & IO,ELFYAML::RawContentSection & Section)1265 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) {
1266   commonSectionMapping(IO, Section);
1267 
1268   // We also support reading a content as array of bytes using the ContentArray
1269   // key. obj2yaml never prints this field.
1270   assert(!IO.outputting() || !Section.ContentBuf.hasValue());
1271   IO.mapOptional("ContentArray", Section.ContentBuf);
1272   if (Section.ContentBuf) {
1273     if (Section.Content)
1274       IO.setError("Content and ContentArray can't be used together");
1275     Section.Content = yaml::BinaryRef(*Section.ContentBuf);
1276   }
1277 
1278   IO.mapOptional("Info", Section.Info);
1279 }
1280 
sectionMapping(IO & IO,ELFYAML::BBAddrMapSection & Section)1281 static void sectionMapping(IO &IO, ELFYAML::BBAddrMapSection &Section) {
1282   commonSectionMapping(IO, Section);
1283   IO.mapOptional("Content", Section.Content);
1284   IO.mapOptional("Entries", Section.Entries);
1285 }
1286 
sectionMapping(IO & IO,ELFYAML::StackSizesSection & Section)1287 static void sectionMapping(IO &IO, ELFYAML::StackSizesSection &Section) {
1288   commonSectionMapping(IO, Section);
1289   IO.mapOptional("Entries", Section.Entries);
1290 }
1291 
sectionMapping(IO & IO,ELFYAML::HashSection & Section)1292 static void sectionMapping(IO &IO, ELFYAML::HashSection &Section) {
1293   commonSectionMapping(IO, Section);
1294   IO.mapOptional("Bucket", Section.Bucket);
1295   IO.mapOptional("Chain", Section.Chain);
1296 
1297   // obj2yaml does not dump these fields. They can be used to override nchain
1298   // and nbucket values for creating broken sections.
1299   assert(!IO.outputting() ||
1300          (!Section.NBucket.hasValue() && !Section.NChain.hasValue()));
1301   IO.mapOptional("NChain", Section.NChain);
1302   IO.mapOptional("NBucket", Section.NBucket);
1303 }
1304 
sectionMapping(IO & IO,ELFYAML::NoteSection & Section)1305 static void sectionMapping(IO &IO, ELFYAML::NoteSection &Section) {
1306   commonSectionMapping(IO, Section);
1307   IO.mapOptional("Notes", Section.Notes);
1308 }
1309 
1310 
sectionMapping(IO & IO,ELFYAML::GnuHashSection & Section)1311 static void sectionMapping(IO &IO, ELFYAML::GnuHashSection &Section) {
1312   commonSectionMapping(IO, Section);
1313   IO.mapOptional("Header", Section.Header);
1314   IO.mapOptional("BloomFilter", Section.BloomFilter);
1315   IO.mapOptional("HashBuckets", Section.HashBuckets);
1316   IO.mapOptional("HashValues", Section.HashValues);
1317 }
sectionMapping(IO & IO,ELFYAML::NoBitsSection & Section)1318 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) {
1319   commonSectionMapping(IO, Section);
1320 }
1321 
sectionMapping(IO & IO,ELFYAML::VerdefSection & Section)1322 static void sectionMapping(IO &IO, ELFYAML::VerdefSection &Section) {
1323   commonSectionMapping(IO, Section);
1324   IO.mapOptional("Info", Section.Info);
1325   IO.mapOptional("Entries", Section.Entries);
1326 }
1327 
sectionMapping(IO & IO,ELFYAML::SymverSection & Section)1328 static void sectionMapping(IO &IO, ELFYAML::SymverSection &Section) {
1329   commonSectionMapping(IO, Section);
1330   IO.mapOptional("Entries", Section.Entries);
1331 }
1332 
sectionMapping(IO & IO,ELFYAML::VerneedSection & Section)1333 static void sectionMapping(IO &IO, ELFYAML::VerneedSection &Section) {
1334   commonSectionMapping(IO, Section);
1335   IO.mapOptional("Info", Section.Info);
1336   IO.mapOptional("Dependencies", Section.VerneedV);
1337 }
1338 
sectionMapping(IO & IO,ELFYAML::RelocationSection & Section)1339 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) {
1340   commonSectionMapping(IO, Section);
1341   IO.mapOptional("Info", Section.RelocatableSec, StringRef());
1342   IO.mapOptional("Relocations", Section.Relocations);
1343 }
1344 
sectionMapping(IO & IO,ELFYAML::RelrSection & Section)1345 static void sectionMapping(IO &IO, ELFYAML::RelrSection &Section) {
1346   commonSectionMapping(IO, Section);
1347   IO.mapOptional("Entries", Section.Entries);
1348 }
1349 
groupSectionMapping(IO & IO,ELFYAML::GroupSection & Group)1350 static void groupSectionMapping(IO &IO, ELFYAML::GroupSection &Group) {
1351   commonSectionMapping(IO, Group);
1352   IO.mapOptional("Info", Group.Signature);
1353   IO.mapOptional("Members", Group.Members);
1354 }
1355 
sectionMapping(IO & IO,ELFYAML::SymtabShndxSection & Section)1356 static void sectionMapping(IO &IO, ELFYAML::SymtabShndxSection &Section) {
1357   commonSectionMapping(IO, Section);
1358   IO.mapOptional("Entries", Section.Entries);
1359 }
1360 
sectionMapping(IO & IO,ELFYAML::AddrsigSection & Section)1361 static void sectionMapping(IO &IO, ELFYAML::AddrsigSection &Section) {
1362   commonSectionMapping(IO, Section);
1363   IO.mapOptional("Symbols", Section.Symbols);
1364 }
1365 
fillMapping(IO & IO,ELFYAML::Fill & Fill)1366 static void fillMapping(IO &IO, ELFYAML::Fill &Fill) {
1367   IO.mapOptional("Name", Fill.Name, StringRef());
1368   IO.mapOptional("Pattern", Fill.Pattern);
1369   IO.mapOptional("Offset", Fill.Offset);
1370   IO.mapRequired("Size", Fill.Size);
1371 }
1372 
sectionHeaderTableMapping(IO & IO,ELFYAML::SectionHeaderTable & SHT)1373 static void sectionHeaderTableMapping(IO &IO,
1374                                       ELFYAML::SectionHeaderTable &SHT) {
1375   IO.mapOptional("Offset", SHT.Offset);
1376   IO.mapOptional("Sections", SHT.Sections);
1377   IO.mapOptional("Excluded", SHT.Excluded);
1378   IO.mapOptional("NoHeaders", SHT.NoHeaders);
1379 }
1380 
sectionMapping(IO & IO,ELFYAML::LinkerOptionsSection & Section)1381 static void sectionMapping(IO &IO, ELFYAML::LinkerOptionsSection &Section) {
1382   commonSectionMapping(IO, Section);
1383   IO.mapOptional("Options", Section.Options);
1384 }
1385 
sectionMapping(IO & IO,ELFYAML::DependentLibrariesSection & Section)1386 static void sectionMapping(IO &IO,
1387                            ELFYAML::DependentLibrariesSection &Section) {
1388   commonSectionMapping(IO, Section);
1389   IO.mapOptional("Libraries", Section.Libs);
1390 }
1391 
sectionMapping(IO & IO,ELFYAML::CallGraphProfileSection & Section)1392 static void sectionMapping(IO &IO, ELFYAML::CallGraphProfileSection &Section) {
1393   commonSectionMapping(IO, Section);
1394   IO.mapOptional("Entries", Section.Entries);
1395 }
1396 
mapping(IO & IO,ELFYAML::SectionOrType & sectionOrType)1397 void MappingTraits<ELFYAML::SectionOrType>::mapping(
1398     IO &IO, ELFYAML::SectionOrType &sectionOrType) {
1399   IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType);
1400 }
1401 
sectionMapping(IO & IO,ELFYAML::ARMIndexTableSection & Section)1402 static void sectionMapping(IO &IO, ELFYAML::ARMIndexTableSection &Section) {
1403   commonSectionMapping(IO, Section);
1404   IO.mapOptional("Entries", Section.Entries);
1405 }
1406 
sectionMapping(IO & IO,ELFYAML::MipsABIFlags & Section)1407 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) {
1408   commonSectionMapping(IO, Section);
1409   IO.mapOptional("Version", Section.Version, Hex16(0));
1410   IO.mapRequired("ISA", Section.ISALevel);
1411   IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0));
1412   IO.mapOptional("ISAExtension", Section.ISAExtension,
1413                  ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE));
1414   IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0));
1415   IO.mapOptional("FpABI", Section.FpABI,
1416                  ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY));
1417   IO.mapOptional("GPRSize", Section.GPRSize,
1418                  ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE));
1419   IO.mapOptional("CPR1Size", Section.CPR1Size,
1420                  ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE));
1421   IO.mapOptional("CPR2Size", Section.CPR2Size,
1422                  ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE));
1423   IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0));
1424   IO.mapOptional("Flags2", Section.Flags2, Hex32(0));
1425 }
1426 
getStringValue(IO & IO,const char * Key)1427 static StringRef getStringValue(IO &IO, const char *Key) {
1428   StringRef Val;
1429   IO.mapRequired(Key, Val);
1430   return Val;
1431 }
1432 
setStringValue(IO & IO,const char * Key,StringRef Val)1433 static void setStringValue(IO &IO, const char *Key, StringRef Val) {
1434   IO.mapRequired(Key, Val);
1435 }
1436 
isInteger(StringRef Val)1437 static bool isInteger(StringRef Val) {
1438   APInt Tmp;
1439   return !Val.getAsInteger(0, Tmp);
1440 }
1441 
mapping(IO & IO,std::unique_ptr<ELFYAML::Chunk> & Section)1442 void MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::mapping(
1443     IO &IO, std::unique_ptr<ELFYAML::Chunk> &Section) {
1444   ELFYAML::ELF_SHT Type;
1445   StringRef TypeStr;
1446   if (IO.outputting()) {
1447     if (auto *S = dyn_cast<ELFYAML::Section>(Section.get()))
1448       Type = S->Type;
1449     else if (auto *SHT = dyn_cast<ELFYAML::SectionHeaderTable>(Section.get()))
1450       TypeStr = SHT->TypeStr;
1451   } else {
1452     // When the Type string does not have a "SHT_" prefix, we know it is not a
1453     // description of a regular ELF output section.
1454     TypeStr = getStringValue(IO, "Type");
1455     if (TypeStr.startswith("SHT_") || isInteger(TypeStr))
1456       IO.mapRequired("Type", Type);
1457   }
1458 
1459   if (TypeStr == "Fill") {
1460     assert(!IO.outputting()); // We don't dump fills currently.
1461     Section.reset(new ELFYAML::Fill());
1462     fillMapping(IO, *cast<ELFYAML::Fill>(Section.get()));
1463     return;
1464   }
1465 
1466   if (TypeStr == ELFYAML::SectionHeaderTable::TypeStr) {
1467     if (IO.outputting())
1468       setStringValue(IO, "Type", TypeStr);
1469     else
1470       Section.reset(new ELFYAML::SectionHeaderTable(/*IsImplicit=*/false));
1471 
1472     sectionHeaderTableMapping(
1473         IO, *cast<ELFYAML::SectionHeaderTable>(Section.get()));
1474     return;
1475   }
1476 
1477   const auto &Obj = *static_cast<ELFYAML::Object *>(IO.getContext());
1478   if (Obj.getMachine() == ELF::EM_MIPS && Type == ELF::SHT_MIPS_ABIFLAGS) {
1479     if (!IO.outputting())
1480       Section.reset(new ELFYAML::MipsABIFlags());
1481     sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get()));
1482     return;
1483   }
1484 
1485   if (Obj.getMachine() == ELF::EM_ARM && Type == ELF::SHT_ARM_EXIDX) {
1486     if (!IO.outputting())
1487       Section.reset(new ELFYAML::ARMIndexTableSection());
1488     sectionMapping(IO, *cast<ELFYAML::ARMIndexTableSection>(Section.get()));
1489     return;
1490   }
1491 
1492   switch (Type) {
1493   case ELF::SHT_DYNAMIC:
1494     if (!IO.outputting())
1495       Section.reset(new ELFYAML::DynamicSection());
1496     sectionMapping(IO, *cast<ELFYAML::DynamicSection>(Section.get()));
1497     break;
1498   case ELF::SHT_REL:
1499   case ELF::SHT_RELA:
1500     if (!IO.outputting())
1501       Section.reset(new ELFYAML::RelocationSection());
1502     sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get()));
1503     break;
1504   case ELF::SHT_RELR:
1505     if (!IO.outputting())
1506       Section.reset(new ELFYAML::RelrSection());
1507     sectionMapping(IO, *cast<ELFYAML::RelrSection>(Section.get()));
1508     break;
1509   case ELF::SHT_GROUP:
1510     if (!IO.outputting())
1511       Section.reset(new ELFYAML::GroupSection());
1512     groupSectionMapping(IO, *cast<ELFYAML::GroupSection>(Section.get()));
1513     break;
1514   case ELF::SHT_NOBITS:
1515     if (!IO.outputting())
1516       Section.reset(new ELFYAML::NoBitsSection());
1517     sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get()));
1518     break;
1519   case ELF::SHT_HASH:
1520     if (!IO.outputting())
1521       Section.reset(new ELFYAML::HashSection());
1522     sectionMapping(IO, *cast<ELFYAML::HashSection>(Section.get()));
1523     break;
1524   case ELF::SHT_NOTE:
1525     if (!IO.outputting())
1526       Section.reset(new ELFYAML::NoteSection());
1527     sectionMapping(IO, *cast<ELFYAML::NoteSection>(Section.get()));
1528     break;
1529  case ELF::SHT_GNU_HASH:
1530     if (!IO.outputting())
1531       Section.reset(new ELFYAML::GnuHashSection());
1532     sectionMapping(IO, *cast<ELFYAML::GnuHashSection>(Section.get()));
1533     break;
1534   case ELF::SHT_GNU_verdef:
1535     if (!IO.outputting())
1536       Section.reset(new ELFYAML::VerdefSection());
1537     sectionMapping(IO, *cast<ELFYAML::VerdefSection>(Section.get()));
1538     break;
1539   case ELF::SHT_GNU_versym:
1540     if (!IO.outputting())
1541       Section.reset(new ELFYAML::SymverSection());
1542     sectionMapping(IO, *cast<ELFYAML::SymverSection>(Section.get()));
1543     break;
1544   case ELF::SHT_GNU_verneed:
1545     if (!IO.outputting())
1546       Section.reset(new ELFYAML::VerneedSection());
1547     sectionMapping(IO, *cast<ELFYAML::VerneedSection>(Section.get()));
1548     break;
1549   case ELF::SHT_SYMTAB_SHNDX:
1550     if (!IO.outputting())
1551       Section.reset(new ELFYAML::SymtabShndxSection());
1552     sectionMapping(IO, *cast<ELFYAML::SymtabShndxSection>(Section.get()));
1553     break;
1554   case ELF::SHT_LLVM_ADDRSIG:
1555     if (!IO.outputting())
1556       Section.reset(new ELFYAML::AddrsigSection());
1557     sectionMapping(IO, *cast<ELFYAML::AddrsigSection>(Section.get()));
1558     break;
1559   case ELF::SHT_LLVM_LINKER_OPTIONS:
1560     if (!IO.outputting())
1561       Section.reset(new ELFYAML::LinkerOptionsSection());
1562     sectionMapping(IO, *cast<ELFYAML::LinkerOptionsSection>(Section.get()));
1563     break;
1564   case ELF::SHT_LLVM_DEPENDENT_LIBRARIES:
1565     if (!IO.outputting())
1566       Section.reset(new ELFYAML::DependentLibrariesSection());
1567     sectionMapping(IO,
1568                    *cast<ELFYAML::DependentLibrariesSection>(Section.get()));
1569     break;
1570   case ELF::SHT_LLVM_CALL_GRAPH_PROFILE:
1571     if (!IO.outputting())
1572       Section.reset(new ELFYAML::CallGraphProfileSection());
1573     sectionMapping(IO, *cast<ELFYAML::CallGraphProfileSection>(Section.get()));
1574     break;
1575   case ELF::SHT_LLVM_BB_ADDR_MAP:
1576     if (!IO.outputting())
1577       Section.reset(new ELFYAML::BBAddrMapSection());
1578     sectionMapping(IO, *cast<ELFYAML::BBAddrMapSection>(Section.get()));
1579     break;
1580   default:
1581     if (!IO.outputting()) {
1582       StringRef Name;
1583       IO.mapOptional("Name", Name, StringRef());
1584       Name = ELFYAML::dropUniqueSuffix(Name);
1585 
1586       if (ELFYAML::StackSizesSection::nameMatches(Name))
1587         Section = std::make_unique<ELFYAML::StackSizesSection>();
1588       else
1589         Section = std::make_unique<ELFYAML::RawContentSection>();
1590     }
1591 
1592     if (auto S = dyn_cast<ELFYAML::RawContentSection>(Section.get()))
1593       sectionMapping(IO, *S);
1594     else
1595       sectionMapping(IO, *cast<ELFYAML::StackSizesSection>(Section.get()));
1596   }
1597 }
1598 
validate(IO & io,std::unique_ptr<ELFYAML::Chunk> & C)1599 std::string MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::validate(
1600     IO &io, std::unique_ptr<ELFYAML::Chunk> &C) {
1601   if (const auto *F = dyn_cast<ELFYAML::Fill>(C.get())) {
1602     if (F->Pattern && F->Pattern->binary_size() != 0 && !F->Size)
1603       return "\"Size\" can't be 0 when \"Pattern\" is not empty";
1604     return "";
1605   }
1606 
1607   if (const auto *SHT = dyn_cast<ELFYAML::SectionHeaderTable>(C.get())) {
1608     if (SHT->NoHeaders && (SHT->Sections || SHT->Excluded || SHT->Offset))
1609       return "NoHeaders can't be used together with Offset/Sections/Excluded";
1610     return "";
1611   }
1612 
1613   const ELFYAML::Section &Sec = *cast<ELFYAML::Section>(C.get());
1614   if (Sec.Size && Sec.Content &&
1615       (uint64_t)(*Sec.Size) < Sec.Content->binary_size())
1616     return "Section size must be greater than or equal to the content size";
1617 
1618   auto BuildErrPrefix = [](ArrayRef<std::pair<StringRef, bool>> EntV) {
1619     std::string Msg;
1620     for (size_t I = 0, E = EntV.size(); I != E; ++I) {
1621       StringRef Name = EntV[I].first;
1622       if (I == 0) {
1623         Msg = "\"" + Name.str() + "\"";
1624         continue;
1625       }
1626       if (I != EntV.size() - 1)
1627         Msg += ", \"" + Name.str() + "\"";
1628       else
1629         Msg += " and \"" + Name.str() + "\"";
1630     }
1631     return Msg;
1632   };
1633 
1634   std::vector<std::pair<StringRef, bool>> Entries = Sec.getEntries();
1635   const size_t NumUsedEntries = llvm::count_if(
1636       Entries, [](const std::pair<StringRef, bool> &P) { return P.second; });
1637 
1638   if ((Sec.Size || Sec.Content) && NumUsedEntries > 0)
1639     return BuildErrPrefix(Entries) +
1640            " cannot be used with \"Content\" or \"Size\"";
1641 
1642   if (NumUsedEntries > 0 && Entries.size() != NumUsedEntries)
1643     return BuildErrPrefix(Entries) + " must be used together";
1644 
1645   if (const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(C.get())) {
1646     if (RawSection->Flags && RawSection->ShFlags)
1647       return "ShFlags and Flags cannot be used together";
1648     return "";
1649   }
1650 
1651   if (const auto *NB = dyn_cast<ELFYAML::NoBitsSection>(C.get())) {
1652     if (NB->Content)
1653       return "SHT_NOBITS section cannot have \"Content\"";
1654     return "";
1655   }
1656 
1657   if (const auto *MF = dyn_cast<ELFYAML::MipsABIFlags>(C.get())) {
1658     if (MF->Content)
1659       return "\"Content\" key is not implemented for SHT_MIPS_ABIFLAGS "
1660              "sections";
1661     if (MF->Size)
1662       return "\"Size\" key is not implemented for SHT_MIPS_ABIFLAGS sections";
1663     return "";
1664   }
1665 
1666   return "";
1667 }
1668 
1669 namespace {
1670 
1671 struct NormalizedMips64RelType {
NormalizedMips64RelTypellvm::yaml::__anon0ac400340411::NormalizedMips64RelType1672   NormalizedMips64RelType(IO &)
1673       : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)),
1674         Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)),
1675         Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)),
1676         SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {}
NormalizedMips64RelTypellvm::yaml::__anon0ac400340411::NormalizedMips64RelType1677   NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original)
1678       : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF),
1679         Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {}
1680 
denormalizellvm::yaml::__anon0ac400340411::NormalizedMips64RelType1681   ELFYAML::ELF_REL denormalize(IO &) {
1682     ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24;
1683     return Res;
1684   }
1685 
1686   ELFYAML::ELF_REL Type;
1687   ELFYAML::ELF_REL Type2;
1688   ELFYAML::ELF_REL Type3;
1689   ELFYAML::ELF_RSS SpecSym;
1690 };
1691 
1692 } // end anonymous namespace
1693 
mapping(IO & IO,ELFYAML::StackSizeEntry & E)1694 void MappingTraits<ELFYAML::StackSizeEntry>::mapping(
1695     IO &IO, ELFYAML::StackSizeEntry &E) {
1696   assert(IO.getContext() && "The IO context is not initialized");
1697   IO.mapOptional("Address", E.Address, Hex64(0));
1698   IO.mapRequired("Size", E.Size);
1699 }
1700 
mapping(IO & IO,ELFYAML::BBAddrMapEntry & E)1701 void MappingTraits<ELFYAML::BBAddrMapEntry>::mapping(
1702     IO &IO, ELFYAML::BBAddrMapEntry &E) {
1703   assert(IO.getContext() && "The IO context is not initialized");
1704   IO.mapOptional("Address", E.Address, Hex64(0));
1705   IO.mapOptional("NumBlocks", E.NumBlocks);
1706   IO.mapOptional("BBEntries", E.BBEntries);
1707 }
1708 
mapping(IO & IO,ELFYAML::BBAddrMapEntry::BBEntry & E)1709 void MappingTraits<ELFYAML::BBAddrMapEntry::BBEntry>::mapping(
1710     IO &IO, ELFYAML::BBAddrMapEntry::BBEntry &E) {
1711   assert(IO.getContext() && "The IO context is not initialized");
1712   IO.mapRequired("AddressOffset", E.AddressOffset);
1713   IO.mapRequired("Size", E.Size);
1714   IO.mapRequired("Metadata", E.Metadata);
1715 }
1716 
mapping(IO & IO,ELFYAML::GnuHashHeader & E)1717 void MappingTraits<ELFYAML::GnuHashHeader>::mapping(IO &IO,
1718                                                     ELFYAML::GnuHashHeader &E) {
1719   assert(IO.getContext() && "The IO context is not initialized");
1720   IO.mapOptional("NBuckets", E.NBuckets);
1721   IO.mapRequired("SymNdx", E.SymNdx);
1722   IO.mapOptional("MaskWords", E.MaskWords);
1723   IO.mapRequired("Shift2", E.Shift2);
1724 }
1725 
mapping(IO & IO,ELFYAML::DynamicEntry & Rel)1726 void MappingTraits<ELFYAML::DynamicEntry>::mapping(IO &IO,
1727                                                    ELFYAML::DynamicEntry &Rel) {
1728   assert(IO.getContext() && "The IO context is not initialized");
1729 
1730   IO.mapRequired("Tag", Rel.Tag);
1731   IO.mapRequired("Value", Rel.Val);
1732 }
1733 
mapping(IO & IO,ELFYAML::NoteEntry & N)1734 void MappingTraits<ELFYAML::NoteEntry>::mapping(IO &IO, ELFYAML::NoteEntry &N) {
1735   assert(IO.getContext() && "The IO context is not initialized");
1736 
1737   IO.mapOptional("Name", N.Name);
1738   IO.mapOptional("Desc", N.Desc);
1739   IO.mapRequired("Type", N.Type);
1740 }
1741 
mapping(IO & IO,ELFYAML::VerdefEntry & E)1742 void MappingTraits<ELFYAML::VerdefEntry>::mapping(IO &IO,
1743                                                   ELFYAML::VerdefEntry &E) {
1744   assert(IO.getContext() && "The IO context is not initialized");
1745 
1746   IO.mapOptional("Version", E.Version);
1747   IO.mapOptional("Flags", E.Flags);
1748   IO.mapOptional("VersionNdx", E.VersionNdx);
1749   IO.mapOptional("Hash", E.Hash);
1750   IO.mapRequired("Names", E.VerNames);
1751 }
1752 
mapping(IO & IO,ELFYAML::VerneedEntry & E)1753 void MappingTraits<ELFYAML::VerneedEntry>::mapping(IO &IO,
1754                                                    ELFYAML::VerneedEntry &E) {
1755   assert(IO.getContext() && "The IO context is not initialized");
1756 
1757   IO.mapRequired("Version", E.Version);
1758   IO.mapRequired("File", E.File);
1759   IO.mapRequired("Entries", E.AuxV);
1760 }
1761 
mapping(IO & IO,ELFYAML::VernauxEntry & E)1762 void MappingTraits<ELFYAML::VernauxEntry>::mapping(IO &IO,
1763                                                    ELFYAML::VernauxEntry &E) {
1764   assert(IO.getContext() && "The IO context is not initialized");
1765 
1766   IO.mapRequired("Name", E.Name);
1767   IO.mapRequired("Hash", E.Hash);
1768   IO.mapRequired("Flags", E.Flags);
1769   IO.mapRequired("Other", E.Other);
1770 }
1771 
mapping(IO & IO,ELFYAML::Relocation & Rel)1772 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO,
1773                                                  ELFYAML::Relocation &Rel) {
1774   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
1775   assert(Object && "The IO context is not initialized");
1776 
1777   IO.mapOptional("Offset", Rel.Offset, (Hex64)0);
1778   IO.mapOptional("Symbol", Rel.Symbol);
1779 
1780   if (Object->getMachine() == ELFYAML::ELF_EM(ELF::EM_MIPS) &&
1781       Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) {
1782     MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key(
1783         IO, Rel.Type);
1784     IO.mapRequired("Type", Key->Type);
1785     IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE));
1786     IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE));
1787     IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF));
1788   } else
1789     IO.mapRequired("Type", Rel.Type);
1790 
1791   IO.mapOptional("Addend", Rel.Addend, (ELFYAML::YAMLIntUInt)0);
1792 }
1793 
mapping(IO & IO,ELFYAML::ARMIndexTableEntry & E)1794 void MappingTraits<ELFYAML::ARMIndexTableEntry>::mapping(
1795     IO &IO, ELFYAML::ARMIndexTableEntry &E) {
1796   assert(IO.getContext() && "The IO context is not initialized");
1797   IO.mapRequired("Offset", E.Offset);
1798 
1799   StringRef CantUnwind = "EXIDX_CANTUNWIND";
1800   if (IO.outputting() && (uint32_t)E.Value == ARM::EHABI::EXIDX_CANTUNWIND)
1801     IO.mapRequired("Value", CantUnwind);
1802   else if (!IO.outputting() && getStringValue(IO, "Value") == CantUnwind)
1803     E.Value = ARM::EHABI::EXIDX_CANTUNWIND;
1804   else
1805     IO.mapRequired("Value", E.Value);
1806 }
1807 
mapping(IO & IO,ELFYAML::Object & Object)1808 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) {
1809   assert(!IO.getContext() && "The IO context is initialized already");
1810   IO.setContext(&Object);
1811   IO.mapTag("!ELF", true);
1812   IO.mapRequired("FileHeader", Object.Header);
1813   IO.mapOptional("ProgramHeaders", Object.ProgramHeaders);
1814   IO.mapOptional("Sections", Object.Chunks);
1815   IO.mapOptional("Symbols", Object.Symbols);
1816   IO.mapOptional("DynamicSymbols", Object.DynamicSymbols);
1817   IO.mapOptional("DWARF", Object.DWARF);
1818   if (Object.DWARF) {
1819     Object.DWARF->IsLittleEndian =
1820         Object.Header.Data == ELFYAML::ELF_ELFDATA(ELF::ELFDATA2LSB);
1821     Object.DWARF->Is64BitAddrSize =
1822         Object.Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64);
1823   }
1824   IO.setContext(nullptr);
1825 }
1826 
mapping(IO & IO,ELFYAML::LinkerOption & Opt)1827 void MappingTraits<ELFYAML::LinkerOption>::mapping(IO &IO,
1828                                                    ELFYAML::LinkerOption &Opt) {
1829   assert(IO.getContext() && "The IO context is not initialized");
1830   IO.mapRequired("Name", Opt.Key);
1831   IO.mapRequired("Value", Opt.Value);
1832 }
1833 
mapping(IO & IO,ELFYAML::CallGraphEntry & E)1834 void MappingTraits<ELFYAML::CallGraphEntry>::mapping(
1835     IO &IO, ELFYAML::CallGraphEntry &E) {
1836   assert(IO.getContext() && "The IO context is not initialized");
1837   IO.mapRequired("From", E.From);
1838   IO.mapRequired("To", E.To);
1839   IO.mapRequired("Weight", E.Weight);
1840 }
1841 
1842 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG)
1843 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP)
1844 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT)
1845 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE)
1846 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1)
1847 
1848 } // end namespace yaml
1849 
1850 } // end namespace llvm
1851