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 
27 namespace llvm {
28 
29 ELFYAML::Chunk::~Chunk() = default;
30 
31 namespace ELFYAML {
getMachine() const32 unsigned Object::getMachine() const {
33   if (Header.Machine)
34     return *Header.Machine;
35   return llvm::ELF::EM_NONE;
36 }
37 
38 constexpr StringRef SectionHeaderTable::TypeStr;
39 } // namespace ELFYAML
40 
41 namespace yaml {
42 
enumeration(IO & IO,ELFYAML::ELF_ET & Value)43 void ScalarEnumerationTraits<ELFYAML::ELF_ET>::enumeration(
44     IO &IO, ELFYAML::ELF_ET &Value) {
45 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
46   ECase(ET_NONE);
47   ECase(ET_REL);
48   ECase(ET_EXEC);
49   ECase(ET_DYN);
50   ECase(ET_CORE);
51 #undef ECase
52   IO.enumFallback<Hex16>(Value);
53 }
54 
enumeration(IO & IO,ELFYAML::ELF_PT & Value)55 void ScalarEnumerationTraits<ELFYAML::ELF_PT>::enumeration(
56     IO &IO, ELFYAML::ELF_PT &Value) {
57 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
58   ECase(PT_NULL);
59   ECase(PT_LOAD);
60   ECase(PT_DYNAMIC);
61   ECase(PT_INTERP);
62   ECase(PT_NOTE);
63   ECase(PT_SHLIB);
64   ECase(PT_PHDR);
65   ECase(PT_TLS);
66   ECase(PT_GNU_EH_FRAME);
67   ECase(PT_GNU_STACK);
68   ECase(PT_GNU_RELRO);
69   ECase(PT_GNU_PROPERTY);
70 #undef ECase
71   IO.enumFallback<Hex32>(Value);
72 }
73 
enumeration(IO & IO,ELFYAML::ELF_NT & Value)74 void ScalarEnumerationTraits<ELFYAML::ELF_NT>::enumeration(
75     IO &IO, ELFYAML::ELF_NT &Value) {
76 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
77   // Generic note types.
78   ECase(NT_VERSION);
79   ECase(NT_ARCH);
80   ECase(NT_GNU_BUILD_ATTRIBUTE_OPEN);
81   ECase(NT_GNU_BUILD_ATTRIBUTE_FUNC);
82   // Core note types.
83   ECase(NT_PRSTATUS);
84   ECase(NT_FPREGSET);
85   ECase(NT_PRPSINFO);
86   ECase(NT_TASKSTRUCT);
87   ECase(NT_AUXV);
88   ECase(NT_PSTATUS);
89   ECase(NT_FPREGS);
90   ECase(NT_PSINFO);
91   ECase(NT_LWPSTATUS);
92   ECase(NT_LWPSINFO);
93   ECase(NT_WIN32PSTATUS);
94   ECase(NT_PPC_VMX);
95   ECase(NT_PPC_VSX);
96   ECase(NT_PPC_TAR);
97   ECase(NT_PPC_PPR);
98   ECase(NT_PPC_DSCR);
99   ECase(NT_PPC_EBB);
100   ECase(NT_PPC_PMU);
101   ECase(NT_PPC_TM_CGPR);
102   ECase(NT_PPC_TM_CFPR);
103   ECase(NT_PPC_TM_CVMX);
104   ECase(NT_PPC_TM_CVSX);
105   ECase(NT_PPC_TM_SPR);
106   ECase(NT_PPC_TM_CTAR);
107   ECase(NT_PPC_TM_CPPR);
108   ECase(NT_PPC_TM_CDSCR);
109   ECase(NT_386_TLS);
110   ECase(NT_386_IOPERM);
111   ECase(NT_X86_XSTATE);
112   ECase(NT_S390_HIGH_GPRS);
113   ECase(NT_S390_TIMER);
114   ECase(NT_S390_TODCMP);
115   ECase(NT_S390_TODPREG);
116   ECase(NT_S390_CTRS);
117   ECase(NT_S390_PREFIX);
118   ECase(NT_S390_LAST_BREAK);
119   ECase(NT_S390_SYSTEM_CALL);
120   ECase(NT_S390_TDB);
121   ECase(NT_S390_VXRS_LOW);
122   ECase(NT_S390_VXRS_HIGH);
123   ECase(NT_S390_GS_CB);
124   ECase(NT_S390_GS_BC);
125   ECase(NT_ARM_VFP);
126   ECase(NT_ARM_TLS);
127   ECase(NT_ARM_HW_BREAK);
128   ECase(NT_ARM_HW_WATCH);
129   ECase(NT_ARM_SVE);
130   ECase(NT_ARM_PAC_MASK);
131   ECase(NT_FILE);
132   ECase(NT_PRXFPREG);
133   ECase(NT_SIGINFO);
134   // LLVM-specific notes.
135   ECase(NT_LLVM_HWASAN_GLOBALS);
136   // GNU note types
137   ECase(NT_GNU_ABI_TAG);
138   ECase(NT_GNU_HWCAP);
139   ECase(NT_GNU_BUILD_ID);
140   ECase(NT_GNU_GOLD_VERSION);
141   ECase(NT_GNU_PROPERTY_TYPE_0);
142   // FreeBSD note types.
143   ECase(NT_FREEBSD_ABI_TAG);
144   ECase(NT_FREEBSD_NOINIT_TAG);
145   ECase(NT_FREEBSD_ARCH_TAG);
146   ECase(NT_FREEBSD_FEATURE_CTL);
147   // FreeBSD core note types.
148   ECase(NT_FREEBSD_THRMISC);
149   ECase(NT_FREEBSD_PROCSTAT_PROC);
150   ECase(NT_FREEBSD_PROCSTAT_FILES);
151   ECase(NT_FREEBSD_PROCSTAT_VMMAP);
152   ECase(NT_FREEBSD_PROCSTAT_GROUPS);
153   ECase(NT_FREEBSD_PROCSTAT_UMASK);
154   ECase(NT_FREEBSD_PROCSTAT_RLIMIT);
155   ECase(NT_FREEBSD_PROCSTAT_OSREL);
156   ECase(NT_FREEBSD_PROCSTAT_PSSTRINGS);
157   ECase(NT_FREEBSD_PROCSTAT_AUXV);
158   // AMD specific notes. (Code Object V2)
159   ECase(NT_AMD_HSA_CODE_OBJECT_VERSION);
160   ECase(NT_AMD_HSA_HSAIL);
161   ECase(NT_AMD_HSA_ISA_VERSION);
162   ECase(NT_AMD_HSA_METADATA);
163   ECase(NT_AMD_HSA_ISA_NAME);
164   ECase(NT_AMD_PAL_METADATA);
165   // AMDGPU specific notes. (Code Object V3)
166   ECase(NT_AMDGPU_METADATA);
167 #undef ECase
168   IO.enumFallback<Hex32>(Value);
169 }
170 
enumeration(IO & IO,ELFYAML::ELF_EM & Value)171 void ScalarEnumerationTraits<ELFYAML::ELF_EM>::enumeration(
172     IO &IO, ELFYAML::ELF_EM &Value) {
173 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
174   ECase(EM_NONE);
175   ECase(EM_M32);
176   ECase(EM_SPARC);
177   ECase(EM_386);
178   ECase(EM_68K);
179   ECase(EM_88K);
180   ECase(EM_IAMCU);
181   ECase(EM_860);
182   ECase(EM_MIPS);
183   ECase(EM_S370);
184   ECase(EM_MIPS_RS3_LE);
185   ECase(EM_PARISC);
186   ECase(EM_VPP500);
187   ECase(EM_SPARC32PLUS);
188   ECase(EM_960);
189   ECase(EM_PPC);
190   ECase(EM_PPC64);
191   ECase(EM_S390);
192   ECase(EM_SPU);
193   ECase(EM_V800);
194   ECase(EM_FR20);
195   ECase(EM_RH32);
196   ECase(EM_RCE);
197   ECase(EM_ARM);
198   ECase(EM_ALPHA);
199   ECase(EM_SH);
200   ECase(EM_SPARCV9);
201   ECase(EM_TRICORE);
202   ECase(EM_ARC);
203   ECase(EM_H8_300);
204   ECase(EM_H8_300H);
205   ECase(EM_H8S);
206   ECase(EM_H8_500);
207   ECase(EM_IA_64);
208   ECase(EM_MIPS_X);
209   ECase(EM_COLDFIRE);
210   ECase(EM_68HC12);
211   ECase(EM_MMA);
212   ECase(EM_PCP);
213   ECase(EM_NCPU);
214   ECase(EM_NDR1);
215   ECase(EM_STARCORE);
216   ECase(EM_ME16);
217   ECase(EM_ST100);
218   ECase(EM_TINYJ);
219   ECase(EM_X86_64);
220   ECase(EM_PDSP);
221   ECase(EM_PDP10);
222   ECase(EM_PDP11);
223   ECase(EM_FX66);
224   ECase(EM_ST9PLUS);
225   ECase(EM_ST7);
226   ECase(EM_68HC16);
227   ECase(EM_68HC11);
228   ECase(EM_68HC08);
229   ECase(EM_68HC05);
230   ECase(EM_SVX);
231   ECase(EM_ST19);
232   ECase(EM_VAX);
233   ECase(EM_CRIS);
234   ECase(EM_JAVELIN);
235   ECase(EM_FIREPATH);
236   ECase(EM_ZSP);
237   ECase(EM_MMIX);
238   ECase(EM_HUANY);
239   ECase(EM_PRISM);
240   ECase(EM_AVR);
241   ECase(EM_FR30);
242   ECase(EM_D10V);
243   ECase(EM_D30V);
244   ECase(EM_V850);
245   ECase(EM_M32R);
246   ECase(EM_MN10300);
247   ECase(EM_MN10200);
248   ECase(EM_PJ);
249   ECase(EM_OPENRISC);
250   ECase(EM_ARC_COMPACT);
251   ECase(EM_XTENSA);
252   ECase(EM_VIDEOCORE);
253   ECase(EM_TMM_GPP);
254   ECase(EM_NS32K);
255   ECase(EM_TPC);
256   ECase(EM_SNP1K);
257   ECase(EM_ST200);
258   ECase(EM_IP2K);
259   ECase(EM_MAX);
260   ECase(EM_CR);
261   ECase(EM_F2MC16);
262   ECase(EM_MSP430);
263   ECase(EM_BLACKFIN);
264   ECase(EM_SE_C33);
265   ECase(EM_SEP);
266   ECase(EM_ARCA);
267   ECase(EM_UNICORE);
268   ECase(EM_EXCESS);
269   ECase(EM_DXP);
270   ECase(EM_ALTERA_NIOS2);
271   ECase(EM_CRX);
272   ECase(EM_XGATE);
273   ECase(EM_C166);
274   ECase(EM_M16C);
275   ECase(EM_DSPIC30F);
276   ECase(EM_CE);
277   ECase(EM_M32C);
278   ECase(EM_TSK3000);
279   ECase(EM_RS08);
280   ECase(EM_SHARC);
281   ECase(EM_ECOG2);
282   ECase(EM_SCORE7);
283   ECase(EM_DSP24);
284   ECase(EM_VIDEOCORE3);
285   ECase(EM_LATTICEMICO32);
286   ECase(EM_SE_C17);
287   ECase(EM_TI_C6000);
288   ECase(EM_TI_C2000);
289   ECase(EM_TI_C5500);
290   ECase(EM_MMDSP_PLUS);
291   ECase(EM_CYPRESS_M8C);
292   ECase(EM_R32C);
293   ECase(EM_TRIMEDIA);
294   ECase(EM_HEXAGON);
295   ECase(EM_8051);
296   ECase(EM_STXP7X);
297   ECase(EM_NDS32);
298   ECase(EM_ECOG1);
299   ECase(EM_ECOG1X);
300   ECase(EM_MAXQ30);
301   ECase(EM_XIMO16);
302   ECase(EM_MANIK);
303   ECase(EM_CRAYNV2);
304   ECase(EM_RX);
305   ECase(EM_METAG);
306   ECase(EM_MCST_ELBRUS);
307   ECase(EM_ECOG16);
308   ECase(EM_CR16);
309   ECase(EM_ETPU);
310   ECase(EM_SLE9X);
311   ECase(EM_L10M);
312   ECase(EM_K10M);
313   ECase(EM_AARCH64);
314   ECase(EM_AVR32);
315   ECase(EM_STM8);
316   ECase(EM_TILE64);
317   ECase(EM_TILEPRO);
318   ECase(EM_MICROBLAZE);
319   ECase(EM_CUDA);
320   ECase(EM_TILEGX);
321   ECase(EM_CLOUDSHIELD);
322   ECase(EM_COREA_1ST);
323   ECase(EM_COREA_2ND);
324   ECase(EM_ARC_COMPACT2);
325   ECase(EM_OPEN8);
326   ECase(EM_RL78);
327   ECase(EM_VIDEOCORE5);
328   ECase(EM_78KOR);
329   ECase(EM_56800EX);
330   ECase(EM_AMDGPU);
331   ECase(EM_RISCV);
332   ECase(EM_LANAI);
333   ECase(EM_BPF);
334   ECase(EM_VE);
335   ECase(EM_CSKY);
336 #undef ECase
337   IO.enumFallback<Hex16>(Value);
338 }
339 
enumeration(IO & IO,ELFYAML::ELF_ELFCLASS & Value)340 void ScalarEnumerationTraits<ELFYAML::ELF_ELFCLASS>::enumeration(
341     IO &IO, ELFYAML::ELF_ELFCLASS &Value) {
342 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
343   // Since the semantics of ELFCLASSNONE is "invalid", just don't accept it
344   // here.
345   ECase(ELFCLASS32);
346   ECase(ELFCLASS64);
347 #undef ECase
348 }
349 
enumeration(IO & IO,ELFYAML::ELF_ELFDATA & Value)350 void ScalarEnumerationTraits<ELFYAML::ELF_ELFDATA>::enumeration(
351     IO &IO, ELFYAML::ELF_ELFDATA &Value) {
352 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
353   // ELFDATANONE is an invalid data encoding, but we accept it because
354   // we want to be able to produce invalid binaries for the tests.
355   ECase(ELFDATANONE);
356   ECase(ELFDATA2LSB);
357   ECase(ELFDATA2MSB);
358 #undef ECase
359 }
360 
enumeration(IO & IO,ELFYAML::ELF_ELFOSABI & Value)361 void ScalarEnumerationTraits<ELFYAML::ELF_ELFOSABI>::enumeration(
362     IO &IO, ELFYAML::ELF_ELFOSABI &Value) {
363 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
364   ECase(ELFOSABI_NONE);
365   ECase(ELFOSABI_HPUX);
366   ECase(ELFOSABI_NETBSD);
367   ECase(ELFOSABI_GNU);
368   ECase(ELFOSABI_LINUX);
369   ECase(ELFOSABI_HURD);
370   ECase(ELFOSABI_SOLARIS);
371   ECase(ELFOSABI_AIX);
372   ECase(ELFOSABI_IRIX);
373   ECase(ELFOSABI_FREEBSD);
374   ECase(ELFOSABI_TRU64);
375   ECase(ELFOSABI_MODESTO);
376   ECase(ELFOSABI_OPENBSD);
377   ECase(ELFOSABI_OPENVMS);
378   ECase(ELFOSABI_NSK);
379   ECase(ELFOSABI_AROS);
380   ECase(ELFOSABI_FENIXOS);
381   ECase(ELFOSABI_CLOUDABI);
382   ECase(ELFOSABI_AMDGPU_HSA);
383   ECase(ELFOSABI_AMDGPU_PAL);
384   ECase(ELFOSABI_AMDGPU_MESA3D);
385   ECase(ELFOSABI_ARM);
386   ECase(ELFOSABI_C6000_ELFABI);
387   ECase(ELFOSABI_C6000_LINUX);
388   ECase(ELFOSABI_STANDALONE);
389 #undef ECase
390   IO.enumFallback<Hex8>(Value);
391 }
392 
bitset(IO & IO,ELFYAML::ELF_EF & Value)393 void ScalarBitSetTraits<ELFYAML::ELF_EF>::bitset(IO &IO,
394                                                  ELFYAML::ELF_EF &Value) {
395   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
396   assert(Object && "The IO context is not initialized");
397 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X)
398 #define BCaseMask(X, M) IO.maskedBitSetCase(Value, #X, ELF::X, ELF::M)
399   switch (Object->getMachine()) {
400   case ELF::EM_ARM:
401     BCase(EF_ARM_SOFT_FLOAT);
402     BCase(EF_ARM_VFP_FLOAT);
403     BCaseMask(EF_ARM_EABI_UNKNOWN, EF_ARM_EABIMASK);
404     BCaseMask(EF_ARM_EABI_VER1, EF_ARM_EABIMASK);
405     BCaseMask(EF_ARM_EABI_VER2, EF_ARM_EABIMASK);
406     BCaseMask(EF_ARM_EABI_VER3, EF_ARM_EABIMASK);
407     BCaseMask(EF_ARM_EABI_VER4, EF_ARM_EABIMASK);
408     BCaseMask(EF_ARM_EABI_VER5, EF_ARM_EABIMASK);
409     break;
410   case ELF::EM_MIPS:
411     BCase(EF_MIPS_NOREORDER);
412     BCase(EF_MIPS_PIC);
413     BCase(EF_MIPS_CPIC);
414     BCase(EF_MIPS_ABI2);
415     BCase(EF_MIPS_32BITMODE);
416     BCase(EF_MIPS_FP64);
417     BCase(EF_MIPS_NAN2008);
418     BCase(EF_MIPS_MICROMIPS);
419     BCase(EF_MIPS_ARCH_ASE_M16);
420     BCase(EF_MIPS_ARCH_ASE_MDMX);
421     BCaseMask(EF_MIPS_ABI_O32, EF_MIPS_ABI);
422     BCaseMask(EF_MIPS_ABI_O64, EF_MIPS_ABI);
423     BCaseMask(EF_MIPS_ABI_EABI32, EF_MIPS_ABI);
424     BCaseMask(EF_MIPS_ABI_EABI64, EF_MIPS_ABI);
425     BCaseMask(EF_MIPS_MACH_3900, EF_MIPS_MACH);
426     BCaseMask(EF_MIPS_MACH_4010, EF_MIPS_MACH);
427     BCaseMask(EF_MIPS_MACH_4100, EF_MIPS_MACH);
428     BCaseMask(EF_MIPS_MACH_4650, EF_MIPS_MACH);
429     BCaseMask(EF_MIPS_MACH_4120, EF_MIPS_MACH);
430     BCaseMask(EF_MIPS_MACH_4111, EF_MIPS_MACH);
431     BCaseMask(EF_MIPS_MACH_SB1, EF_MIPS_MACH);
432     BCaseMask(EF_MIPS_MACH_OCTEON, EF_MIPS_MACH);
433     BCaseMask(EF_MIPS_MACH_XLR, EF_MIPS_MACH);
434     BCaseMask(EF_MIPS_MACH_OCTEON2, EF_MIPS_MACH);
435     BCaseMask(EF_MIPS_MACH_OCTEON3, EF_MIPS_MACH);
436     BCaseMask(EF_MIPS_MACH_5400, EF_MIPS_MACH);
437     BCaseMask(EF_MIPS_MACH_5900, EF_MIPS_MACH);
438     BCaseMask(EF_MIPS_MACH_5500, EF_MIPS_MACH);
439     BCaseMask(EF_MIPS_MACH_9000, EF_MIPS_MACH);
440     BCaseMask(EF_MIPS_MACH_LS2E, EF_MIPS_MACH);
441     BCaseMask(EF_MIPS_MACH_LS2F, EF_MIPS_MACH);
442     BCaseMask(EF_MIPS_MACH_LS3A, EF_MIPS_MACH);
443     BCaseMask(EF_MIPS_ARCH_1, EF_MIPS_ARCH);
444     BCaseMask(EF_MIPS_ARCH_2, EF_MIPS_ARCH);
445     BCaseMask(EF_MIPS_ARCH_3, EF_MIPS_ARCH);
446     BCaseMask(EF_MIPS_ARCH_4, EF_MIPS_ARCH);
447     BCaseMask(EF_MIPS_ARCH_5, EF_MIPS_ARCH);
448     BCaseMask(EF_MIPS_ARCH_32, EF_MIPS_ARCH);
449     BCaseMask(EF_MIPS_ARCH_64, EF_MIPS_ARCH);
450     BCaseMask(EF_MIPS_ARCH_32R2, EF_MIPS_ARCH);
451     BCaseMask(EF_MIPS_ARCH_64R2, EF_MIPS_ARCH);
452     BCaseMask(EF_MIPS_ARCH_32R6, EF_MIPS_ARCH);
453     BCaseMask(EF_MIPS_ARCH_64R6, EF_MIPS_ARCH);
454     break;
455   case ELF::EM_HEXAGON:
456     BCase(EF_HEXAGON_MACH_V2);
457     BCase(EF_HEXAGON_MACH_V3);
458     BCase(EF_HEXAGON_MACH_V4);
459     BCase(EF_HEXAGON_MACH_V5);
460     BCase(EF_HEXAGON_MACH_V55);
461     BCase(EF_HEXAGON_MACH_V60);
462     BCase(EF_HEXAGON_MACH_V62);
463     BCase(EF_HEXAGON_MACH_V65);
464     BCase(EF_HEXAGON_MACH_V66);
465     BCase(EF_HEXAGON_MACH_V67);
466     BCase(EF_HEXAGON_MACH_V67T);
467     BCase(EF_HEXAGON_MACH_V68);
468     BCase(EF_HEXAGON_ISA_V2);
469     BCase(EF_HEXAGON_ISA_V3);
470     BCase(EF_HEXAGON_ISA_V4);
471     BCase(EF_HEXAGON_ISA_V5);
472     BCase(EF_HEXAGON_ISA_V55);
473     BCase(EF_HEXAGON_ISA_V60);
474     BCase(EF_HEXAGON_ISA_V62);
475     BCase(EF_HEXAGON_ISA_V65);
476     BCase(EF_HEXAGON_ISA_V66);
477     BCase(EF_HEXAGON_ISA_V67);
478     BCase(EF_HEXAGON_ISA_V68);
479     break;
480   case ELF::EM_AVR:
481     BCaseMask(EF_AVR_ARCH_AVR1, EF_AVR_ARCH_MASK);
482     BCaseMask(EF_AVR_ARCH_AVR2, EF_AVR_ARCH_MASK);
483     BCaseMask(EF_AVR_ARCH_AVR25, EF_AVR_ARCH_MASK);
484     BCaseMask(EF_AVR_ARCH_AVR3, EF_AVR_ARCH_MASK);
485     BCaseMask(EF_AVR_ARCH_AVR31, EF_AVR_ARCH_MASK);
486     BCaseMask(EF_AVR_ARCH_AVR35, EF_AVR_ARCH_MASK);
487     BCaseMask(EF_AVR_ARCH_AVR4, EF_AVR_ARCH_MASK);
488     BCaseMask(EF_AVR_ARCH_AVR5, EF_AVR_ARCH_MASK);
489     BCaseMask(EF_AVR_ARCH_AVR51, EF_AVR_ARCH_MASK);
490     BCaseMask(EF_AVR_ARCH_AVR6, EF_AVR_ARCH_MASK);
491     BCaseMask(EF_AVR_ARCH_AVRTINY, EF_AVR_ARCH_MASK);
492     BCaseMask(EF_AVR_ARCH_XMEGA1, EF_AVR_ARCH_MASK);
493     BCaseMask(EF_AVR_ARCH_XMEGA2, EF_AVR_ARCH_MASK);
494     BCaseMask(EF_AVR_ARCH_XMEGA3, EF_AVR_ARCH_MASK);
495     BCaseMask(EF_AVR_ARCH_XMEGA4, EF_AVR_ARCH_MASK);
496     BCaseMask(EF_AVR_ARCH_XMEGA5, EF_AVR_ARCH_MASK);
497     BCaseMask(EF_AVR_ARCH_XMEGA6, EF_AVR_ARCH_MASK);
498     BCaseMask(EF_AVR_ARCH_XMEGA7, EF_AVR_ARCH_MASK);
499     BCase(EF_AVR_LINKRELAX_PREPARED);
500     break;
501   case ELF::EM_RISCV:
502     BCase(EF_RISCV_RVC);
503     BCaseMask(EF_RISCV_FLOAT_ABI_SOFT, EF_RISCV_FLOAT_ABI);
504     BCaseMask(EF_RISCV_FLOAT_ABI_SINGLE, EF_RISCV_FLOAT_ABI);
505     BCaseMask(EF_RISCV_FLOAT_ABI_DOUBLE, EF_RISCV_FLOAT_ABI);
506     BCaseMask(EF_RISCV_FLOAT_ABI_QUAD, EF_RISCV_FLOAT_ABI);
507     BCase(EF_RISCV_RVE);
508     break;
509   case ELF::EM_AMDGPU:
510     BCaseMask(EF_AMDGPU_MACH_NONE, EF_AMDGPU_MACH);
511     BCaseMask(EF_AMDGPU_MACH_R600_R600, EF_AMDGPU_MACH);
512     BCaseMask(EF_AMDGPU_MACH_R600_R630, EF_AMDGPU_MACH);
513     BCaseMask(EF_AMDGPU_MACH_R600_RS880, EF_AMDGPU_MACH);
514     BCaseMask(EF_AMDGPU_MACH_R600_RV670, EF_AMDGPU_MACH);
515     BCaseMask(EF_AMDGPU_MACH_R600_RV710, EF_AMDGPU_MACH);
516     BCaseMask(EF_AMDGPU_MACH_R600_RV730, EF_AMDGPU_MACH);
517     BCaseMask(EF_AMDGPU_MACH_R600_RV770, EF_AMDGPU_MACH);
518     BCaseMask(EF_AMDGPU_MACH_R600_CEDAR, EF_AMDGPU_MACH);
519     BCaseMask(EF_AMDGPU_MACH_R600_CYPRESS, EF_AMDGPU_MACH);
520     BCaseMask(EF_AMDGPU_MACH_R600_JUNIPER, EF_AMDGPU_MACH);
521     BCaseMask(EF_AMDGPU_MACH_R600_REDWOOD, EF_AMDGPU_MACH);
522     BCaseMask(EF_AMDGPU_MACH_R600_SUMO, EF_AMDGPU_MACH);
523     BCaseMask(EF_AMDGPU_MACH_R600_BARTS, EF_AMDGPU_MACH);
524     BCaseMask(EF_AMDGPU_MACH_R600_CAICOS, EF_AMDGPU_MACH);
525     BCaseMask(EF_AMDGPU_MACH_R600_CAYMAN, EF_AMDGPU_MACH);
526     BCaseMask(EF_AMDGPU_MACH_R600_TURKS, EF_AMDGPU_MACH);
527     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX600, EF_AMDGPU_MACH);
528     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX601, EF_AMDGPU_MACH);
529     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX602, EF_AMDGPU_MACH);
530     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX700, EF_AMDGPU_MACH);
531     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX701, EF_AMDGPU_MACH);
532     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX702, EF_AMDGPU_MACH);
533     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX703, EF_AMDGPU_MACH);
534     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX704, EF_AMDGPU_MACH);
535     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX705, EF_AMDGPU_MACH);
536     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX801, EF_AMDGPU_MACH);
537     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX802, EF_AMDGPU_MACH);
538     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX803, EF_AMDGPU_MACH);
539     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX805, EF_AMDGPU_MACH);
540     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX810, EF_AMDGPU_MACH);
541     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX900, EF_AMDGPU_MACH);
542     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX902, EF_AMDGPU_MACH);
543     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX904, EF_AMDGPU_MACH);
544     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX906, EF_AMDGPU_MACH);
545     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX908, EF_AMDGPU_MACH);
546     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX909, EF_AMDGPU_MACH);
547     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX90A, EF_AMDGPU_MACH);
548     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX90C, EF_AMDGPU_MACH);
549     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1010, EF_AMDGPU_MACH);
550     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1011, EF_AMDGPU_MACH);
551     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1012, EF_AMDGPU_MACH);
552     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1013, EF_AMDGPU_MACH);
553     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1030, EF_AMDGPU_MACH);
554     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1031, EF_AMDGPU_MACH);
555     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1032, EF_AMDGPU_MACH);
556     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1033, EF_AMDGPU_MACH);
557     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1034, EF_AMDGPU_MACH);
558     BCaseMask(EF_AMDGPU_MACH_AMDGCN_GFX1035, EF_AMDGPU_MACH);
559     switch (Object->Header.ABIVersion) {
560     default:
561       // ELFOSABI_AMDGPU_PAL, ELFOSABI_AMDGPU_MESA3D support *_V3 flags.
562       LLVM_FALLTHROUGH;
563     case ELF::ELFABIVERSION_AMDGPU_HSA_V3:
564       BCase(EF_AMDGPU_FEATURE_XNACK_V3);
565       BCase(EF_AMDGPU_FEATURE_SRAMECC_V3);
566       break;
567     case ELF::ELFABIVERSION_AMDGPU_HSA_V4:
568       BCaseMask(EF_AMDGPU_FEATURE_XNACK_UNSUPPORTED_V4,
569                 EF_AMDGPU_FEATURE_XNACK_V4);
570       BCaseMask(EF_AMDGPU_FEATURE_XNACK_ANY_V4,
571                 EF_AMDGPU_FEATURE_XNACK_V4);
572       BCaseMask(EF_AMDGPU_FEATURE_XNACK_OFF_V4,
573                 EF_AMDGPU_FEATURE_XNACK_V4);
574       BCaseMask(EF_AMDGPU_FEATURE_XNACK_ON_V4,
575                 EF_AMDGPU_FEATURE_XNACK_V4);
576       BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_UNSUPPORTED_V4,
577                 EF_AMDGPU_FEATURE_SRAMECC_V4);
578       BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_ANY_V4,
579                 EF_AMDGPU_FEATURE_SRAMECC_V4);
580       BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_OFF_V4,
581                 EF_AMDGPU_FEATURE_SRAMECC_V4);
582       BCaseMask(EF_AMDGPU_FEATURE_SRAMECC_ON_V4,
583                 EF_AMDGPU_FEATURE_SRAMECC_V4);
584       break;
585     }
586     break;
587   default:
588     break;
589   }
590 #undef BCase
591 #undef BCaseMask
592 }
593 
enumeration(IO & IO,ELFYAML::ELF_SHT & Value)594 void ScalarEnumerationTraits<ELFYAML::ELF_SHT>::enumeration(
595     IO &IO, ELFYAML::ELF_SHT &Value) {
596   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
597   assert(Object && "The IO context is not initialized");
598 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
599   ECase(SHT_NULL);
600   ECase(SHT_PROGBITS);
601   ECase(SHT_SYMTAB);
602   // FIXME: Issue a diagnostic with this information.
603   ECase(SHT_STRTAB);
604   ECase(SHT_RELA);
605   ECase(SHT_HASH);
606   ECase(SHT_DYNAMIC);
607   ECase(SHT_NOTE);
608   ECase(SHT_NOBITS);
609   ECase(SHT_REL);
610   ECase(SHT_SHLIB);
611   ECase(SHT_DYNSYM);
612   ECase(SHT_INIT_ARRAY);
613   ECase(SHT_FINI_ARRAY);
614   ECase(SHT_PREINIT_ARRAY);
615   ECase(SHT_GROUP);
616   ECase(SHT_SYMTAB_SHNDX);
617   ECase(SHT_RELR);
618   ECase(SHT_ANDROID_REL);
619   ECase(SHT_ANDROID_RELA);
620   ECase(SHT_ANDROID_RELR);
621   ECase(SHT_LLVM_ODRTAB);
622   ECase(SHT_LLVM_LINKER_OPTIONS);
623   ECase(SHT_LLVM_CALL_GRAPH_PROFILE);
624   ECase(SHT_LLVM_ADDRSIG);
625   ECase(SHT_LLVM_DEPENDENT_LIBRARIES);
626   ECase(SHT_LLVM_SYMPART);
627   ECase(SHT_LLVM_PART_EHDR);
628   ECase(SHT_LLVM_PART_PHDR);
629   ECase(SHT_LLVM_BB_ADDR_MAP);
630   ECase(SHT_GNU_ATTRIBUTES);
631   ECase(SHT_GNU_HASH);
632   ECase(SHT_GNU_verdef);
633   ECase(SHT_GNU_verneed);
634   ECase(SHT_GNU_versym);
635   switch (Object->getMachine()) {
636   case ELF::EM_ARM:
637     ECase(SHT_ARM_EXIDX);
638     ECase(SHT_ARM_PREEMPTMAP);
639     ECase(SHT_ARM_ATTRIBUTES);
640     ECase(SHT_ARM_DEBUGOVERLAY);
641     ECase(SHT_ARM_OVERLAYSECTION);
642     break;
643   case ELF::EM_HEXAGON:
644     ECase(SHT_HEX_ORDERED);
645     break;
646   case ELF::EM_X86_64:
647     ECase(SHT_X86_64_UNWIND);
648     break;
649   case ELF::EM_MIPS:
650     ECase(SHT_MIPS_REGINFO);
651     ECase(SHT_MIPS_OPTIONS);
652     ECase(SHT_MIPS_DWARF);
653     ECase(SHT_MIPS_ABIFLAGS);
654     break;
655   case ELF::EM_RISCV:
656     ECase(SHT_RISCV_ATTRIBUTES);
657     break;
658   case ELF::EM_MSP430:
659     ECase(SHT_MSP430_ATTRIBUTES);
660     break;
661   default:
662     // Nothing to do.
663     break;
664   }
665 #undef ECase
666   IO.enumFallback<Hex32>(Value);
667 }
668 
bitset(IO & IO,ELFYAML::ELF_PF & Value)669 void ScalarBitSetTraits<ELFYAML::ELF_PF>::bitset(IO &IO,
670                                                  ELFYAML::ELF_PF &Value) {
671 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X)
672   BCase(PF_X);
673   BCase(PF_W);
674   BCase(PF_R);
675 }
676 
bitset(IO & IO,ELFYAML::ELF_SHF & Value)677 void ScalarBitSetTraits<ELFYAML::ELF_SHF>::bitset(IO &IO,
678                                                   ELFYAML::ELF_SHF &Value) {
679   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
680 #define BCase(X) IO.bitSetCase(Value, #X, ELF::X)
681   BCase(SHF_WRITE);
682   BCase(SHF_ALLOC);
683   BCase(SHF_EXCLUDE);
684   BCase(SHF_EXECINSTR);
685   BCase(SHF_MERGE);
686   BCase(SHF_STRINGS);
687   BCase(SHF_INFO_LINK);
688   BCase(SHF_LINK_ORDER);
689   BCase(SHF_OS_NONCONFORMING);
690   BCase(SHF_GROUP);
691   BCase(SHF_TLS);
692   BCase(SHF_COMPRESSED);
693   BCase(SHF_GNU_RETAIN);
694   switch (Object->getMachine()) {
695   case ELF::EM_ARM:
696     BCase(SHF_ARM_PURECODE);
697     break;
698   case ELF::EM_HEXAGON:
699     BCase(SHF_HEX_GPREL);
700     break;
701   case ELF::EM_MIPS:
702     BCase(SHF_MIPS_NODUPES);
703     BCase(SHF_MIPS_NAMES);
704     BCase(SHF_MIPS_LOCAL);
705     BCase(SHF_MIPS_NOSTRIP);
706     BCase(SHF_MIPS_GPREL);
707     BCase(SHF_MIPS_MERGE);
708     BCase(SHF_MIPS_ADDR);
709     BCase(SHF_MIPS_STRING);
710     break;
711   case ELF::EM_X86_64:
712     BCase(SHF_X86_64_LARGE);
713     break;
714   default:
715     // Nothing to do.
716     break;
717   }
718 #undef BCase
719 }
720 
enumeration(IO & IO,ELFYAML::ELF_SHN & Value)721 void ScalarEnumerationTraits<ELFYAML::ELF_SHN>::enumeration(
722     IO &IO, ELFYAML::ELF_SHN &Value) {
723 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
724   ECase(SHN_UNDEF);
725   ECase(SHN_LORESERVE);
726   ECase(SHN_LOPROC);
727   ECase(SHN_HIPROC);
728   ECase(SHN_LOOS);
729   ECase(SHN_HIOS);
730   ECase(SHN_ABS);
731   ECase(SHN_COMMON);
732   ECase(SHN_XINDEX);
733   ECase(SHN_HIRESERVE);
734   ECase(SHN_AMDGPU_LDS);
735   ECase(SHN_HEXAGON_SCOMMON);
736   ECase(SHN_HEXAGON_SCOMMON_1);
737   ECase(SHN_HEXAGON_SCOMMON_2);
738   ECase(SHN_HEXAGON_SCOMMON_4);
739   ECase(SHN_HEXAGON_SCOMMON_8);
740 #undef ECase
741   IO.enumFallback<Hex16>(Value);
742 }
743 
enumeration(IO & IO,ELFYAML::ELF_STB & Value)744 void ScalarEnumerationTraits<ELFYAML::ELF_STB>::enumeration(
745     IO &IO, ELFYAML::ELF_STB &Value) {
746 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
747   ECase(STB_LOCAL);
748   ECase(STB_GLOBAL);
749   ECase(STB_WEAK);
750   ECase(STB_GNU_UNIQUE);
751 #undef ECase
752   IO.enumFallback<Hex8>(Value);
753 }
754 
enumeration(IO & IO,ELFYAML::ELF_STT & Value)755 void ScalarEnumerationTraits<ELFYAML::ELF_STT>::enumeration(
756     IO &IO, ELFYAML::ELF_STT &Value) {
757 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
758   ECase(STT_NOTYPE);
759   ECase(STT_OBJECT);
760   ECase(STT_FUNC);
761   ECase(STT_SECTION);
762   ECase(STT_FILE);
763   ECase(STT_COMMON);
764   ECase(STT_TLS);
765   ECase(STT_GNU_IFUNC);
766 #undef ECase
767   IO.enumFallback<Hex8>(Value);
768 }
769 
770 
enumeration(IO & IO,ELFYAML::ELF_RSS & Value)771 void ScalarEnumerationTraits<ELFYAML::ELF_RSS>::enumeration(
772     IO &IO, ELFYAML::ELF_RSS &Value) {
773 #define ECase(X) IO.enumCase(Value, #X, ELF::X)
774   ECase(RSS_UNDEF);
775   ECase(RSS_GP);
776   ECase(RSS_GP0);
777   ECase(RSS_LOC);
778 #undef ECase
779 }
780 
enumeration(IO & IO,ELFYAML::ELF_REL & Value)781 void ScalarEnumerationTraits<ELFYAML::ELF_REL>::enumeration(
782     IO &IO, ELFYAML::ELF_REL &Value) {
783   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
784   assert(Object && "The IO context is not initialized");
785 #define ELF_RELOC(X, Y) IO.enumCase(Value, #X, ELF::X);
786   switch (Object->getMachine()) {
787   case ELF::EM_X86_64:
788 #include "llvm/BinaryFormat/ELFRelocs/x86_64.def"
789     break;
790   case ELF::EM_MIPS:
791 #include "llvm/BinaryFormat/ELFRelocs/Mips.def"
792     break;
793   case ELF::EM_HEXAGON:
794 #include "llvm/BinaryFormat/ELFRelocs/Hexagon.def"
795     break;
796   case ELF::EM_386:
797   case ELF::EM_IAMCU:
798 #include "llvm/BinaryFormat/ELFRelocs/i386.def"
799     break;
800   case ELF::EM_AARCH64:
801 #include "llvm/BinaryFormat/ELFRelocs/AArch64.def"
802     break;
803   case ELF::EM_ARM:
804 #include "llvm/BinaryFormat/ELFRelocs/ARM.def"
805     break;
806   case ELF::EM_ARC:
807 #include "llvm/BinaryFormat/ELFRelocs/ARC.def"
808     break;
809   case ELF::EM_RISCV:
810 #include "llvm/BinaryFormat/ELFRelocs/RISCV.def"
811     break;
812   case ELF::EM_LANAI:
813 #include "llvm/BinaryFormat/ELFRelocs/Lanai.def"
814     break;
815   case ELF::EM_AMDGPU:
816 #include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def"
817     break;
818   case ELF::EM_BPF:
819 #include "llvm/BinaryFormat/ELFRelocs/BPF.def"
820     break;
821   case ELF::EM_VE:
822 #include "llvm/BinaryFormat/ELFRelocs/VE.def"
823     break;
824   case ELF::EM_CSKY:
825 #include "llvm/BinaryFormat/ELFRelocs/CSKY.def"
826     break;
827   case ELF::EM_PPC64:
828 #include "llvm/BinaryFormat/ELFRelocs/PowerPC64.def"
829     break;
830   case ELF::EM_68K:
831 #include "llvm/BinaryFormat/ELFRelocs/M68k.def"
832     break;
833   default:
834     // Nothing to do.
835     break;
836   }
837 #undef ELF_RELOC
838   IO.enumFallback<Hex32>(Value);
839 }
840 
enumeration(IO & IO,ELFYAML::ELF_DYNTAG & Value)841 void ScalarEnumerationTraits<ELFYAML::ELF_DYNTAG>::enumeration(
842     IO &IO, ELFYAML::ELF_DYNTAG &Value) {
843   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
844   assert(Object && "The IO context is not initialized");
845 
846 // Disable architecture specific tags by default. We might enable them below.
847 #define AARCH64_DYNAMIC_TAG(name, value)
848 #define MIPS_DYNAMIC_TAG(name, value)
849 #define HEXAGON_DYNAMIC_TAG(name, value)
850 #define PPC_DYNAMIC_TAG(name, value)
851 #define PPC64_DYNAMIC_TAG(name, value)
852 // Ignore marker tags such as DT_HIOS (maps to DT_VERNEEDNUM), etc.
853 #define DYNAMIC_TAG_MARKER(name, value)
854 
855 #define STRINGIFY(X) (#X)
856 #define DYNAMIC_TAG(X, Y) IO.enumCase(Value, STRINGIFY(DT_##X), ELF::DT_##X);
857   switch (Object->getMachine()) {
858   case ELF::EM_AARCH64:
859 #undef AARCH64_DYNAMIC_TAG
860 #define AARCH64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
861 #include "llvm/BinaryFormat/DynamicTags.def"
862 #undef AARCH64_DYNAMIC_TAG
863 #define AARCH64_DYNAMIC_TAG(name, value)
864     break;
865   case ELF::EM_MIPS:
866 #undef MIPS_DYNAMIC_TAG
867 #define MIPS_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
868 #include "llvm/BinaryFormat/DynamicTags.def"
869 #undef MIPS_DYNAMIC_TAG
870 #define MIPS_DYNAMIC_TAG(name, value)
871     break;
872   case ELF::EM_HEXAGON:
873 #undef HEXAGON_DYNAMIC_TAG
874 #define HEXAGON_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
875 #include "llvm/BinaryFormat/DynamicTags.def"
876 #undef HEXAGON_DYNAMIC_TAG
877 #define HEXAGON_DYNAMIC_TAG(name, value)
878     break;
879   case ELF::EM_PPC:
880 #undef PPC_DYNAMIC_TAG
881 #define PPC_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
882 #include "llvm/BinaryFormat/DynamicTags.def"
883 #undef PPC_DYNAMIC_TAG
884 #define PPC_DYNAMIC_TAG(name, value)
885     break;
886   case ELF::EM_PPC64:
887 #undef PPC64_DYNAMIC_TAG
888 #define PPC64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
889 #include "llvm/BinaryFormat/DynamicTags.def"
890 #undef PPC64_DYNAMIC_TAG
891 #define PPC64_DYNAMIC_TAG(name, value)
892     break;
893   case ELF::EM_RISCV:
894 #undef RISCV_DYNAMIC_TAG
895 #define RISCV_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value)
896 #include "llvm/BinaryFormat/DynamicTags.def"
897 #undef RISCV_DYNAMIC_TAG
898 #define RISCV_DYNAMIC_TAG(name, value)
899     break;
900   default:
901 #include "llvm/BinaryFormat/DynamicTags.def"
902     break;
903   }
904 #undef AARCH64_DYNAMIC_TAG
905 #undef MIPS_DYNAMIC_TAG
906 #undef HEXAGON_DYNAMIC_TAG
907 #undef PPC_DYNAMIC_TAG
908 #undef PPC64_DYNAMIC_TAG
909 #undef DYNAMIC_TAG_MARKER
910 #undef STRINGIFY
911 #undef DYNAMIC_TAG
912 
913   IO.enumFallback<Hex64>(Value);
914 }
915 
enumeration(IO & IO,ELFYAML::MIPS_AFL_REG & Value)916 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_REG>::enumeration(
917     IO &IO, ELFYAML::MIPS_AFL_REG &Value) {
918 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X)
919   ECase(REG_NONE);
920   ECase(REG_32);
921   ECase(REG_64);
922   ECase(REG_128);
923 #undef ECase
924 }
925 
enumeration(IO & IO,ELFYAML::MIPS_ABI_FP & Value)926 void ScalarEnumerationTraits<ELFYAML::MIPS_ABI_FP>::enumeration(
927     IO &IO, ELFYAML::MIPS_ABI_FP &Value) {
928 #define ECase(X) IO.enumCase(Value, #X, Mips::Val_GNU_MIPS_ABI_##X)
929   ECase(FP_ANY);
930   ECase(FP_DOUBLE);
931   ECase(FP_SINGLE);
932   ECase(FP_SOFT);
933   ECase(FP_OLD_64);
934   ECase(FP_XX);
935   ECase(FP_64);
936   ECase(FP_64A);
937 #undef ECase
938 }
939 
enumeration(IO & IO,ELFYAML::MIPS_AFL_EXT & Value)940 void ScalarEnumerationTraits<ELFYAML::MIPS_AFL_EXT>::enumeration(
941     IO &IO, ELFYAML::MIPS_AFL_EXT &Value) {
942 #define ECase(X) IO.enumCase(Value, #X, Mips::AFL_##X)
943   ECase(EXT_NONE);
944   ECase(EXT_XLR);
945   ECase(EXT_OCTEON2);
946   ECase(EXT_OCTEONP);
947   ECase(EXT_LOONGSON_3A);
948   ECase(EXT_OCTEON);
949   ECase(EXT_5900);
950   ECase(EXT_4650);
951   ECase(EXT_4010);
952   ECase(EXT_4100);
953   ECase(EXT_3900);
954   ECase(EXT_10000);
955   ECase(EXT_SB1);
956   ECase(EXT_4111);
957   ECase(EXT_4120);
958   ECase(EXT_5400);
959   ECase(EXT_5500);
960   ECase(EXT_LOONGSON_2E);
961   ECase(EXT_LOONGSON_2F);
962   ECase(EXT_OCTEON3);
963 #undef ECase
964 }
965 
enumeration(IO & IO,ELFYAML::MIPS_ISA & Value)966 void ScalarEnumerationTraits<ELFYAML::MIPS_ISA>::enumeration(
967     IO &IO, ELFYAML::MIPS_ISA &Value) {
968   IO.enumCase(Value, "MIPS1", 1);
969   IO.enumCase(Value, "MIPS2", 2);
970   IO.enumCase(Value, "MIPS3", 3);
971   IO.enumCase(Value, "MIPS4", 4);
972   IO.enumCase(Value, "MIPS5", 5);
973   IO.enumCase(Value, "MIPS32", 32);
974   IO.enumCase(Value, "MIPS64", 64);
975   IO.enumFallback<Hex32>(Value);
976 }
977 
bitset(IO & IO,ELFYAML::MIPS_AFL_ASE & Value)978 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_ASE>::bitset(
979     IO &IO, ELFYAML::MIPS_AFL_ASE &Value) {
980 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_ASE_##X)
981   BCase(DSP);
982   BCase(DSPR2);
983   BCase(EVA);
984   BCase(MCU);
985   BCase(MDMX);
986   BCase(MIPS3D);
987   BCase(MT);
988   BCase(SMARTMIPS);
989   BCase(VIRT);
990   BCase(MSA);
991   BCase(MIPS16);
992   BCase(MICROMIPS);
993   BCase(XPA);
994   BCase(CRC);
995   BCase(GINV);
996 #undef BCase
997 }
998 
bitset(IO & IO,ELFYAML::MIPS_AFL_FLAGS1 & Value)999 void ScalarBitSetTraits<ELFYAML::MIPS_AFL_FLAGS1>::bitset(
1000     IO &IO, ELFYAML::MIPS_AFL_FLAGS1 &Value) {
1001 #define BCase(X) IO.bitSetCase(Value, #X, Mips::AFL_FLAGS1_##X)
1002   BCase(ODDSPREG);
1003 #undef BCase
1004 }
1005 
mapping(IO & IO,ELFYAML::SectionHeader & SHdr)1006 void MappingTraits<ELFYAML::SectionHeader>::mapping(
1007     IO &IO, ELFYAML::SectionHeader &SHdr) {
1008   IO.mapRequired("Name", SHdr.Name);
1009 }
1010 
mapping(IO & IO,ELFYAML::FileHeader & FileHdr)1011 void MappingTraits<ELFYAML::FileHeader>::mapping(IO &IO,
1012                                                  ELFYAML::FileHeader &FileHdr) {
1013   IO.mapRequired("Class", FileHdr.Class);
1014   IO.mapRequired("Data", FileHdr.Data);
1015   IO.mapOptional("OSABI", FileHdr.OSABI, ELFYAML::ELF_ELFOSABI(0));
1016   IO.mapOptional("ABIVersion", FileHdr.ABIVersion, Hex8(0));
1017   IO.mapRequired("Type", FileHdr.Type);
1018   IO.mapOptional("Machine", FileHdr.Machine);
1019   IO.mapOptional("Flags", FileHdr.Flags, ELFYAML::ELF_EF(0));
1020   IO.mapOptional("Entry", FileHdr.Entry, Hex64(0));
1021   IO.mapOptional("SectionHeaderStringTable", FileHdr.SectionHeaderStringTable);
1022 
1023   // obj2yaml does not dump these fields.
1024   assert(!IO.outputting() ||
1025          (!FileHdr.EPhOff && !FileHdr.EPhEntSize && !FileHdr.EPhNum));
1026   IO.mapOptional("EPhOff", FileHdr.EPhOff);
1027   IO.mapOptional("EPhEntSize", FileHdr.EPhEntSize);
1028   IO.mapOptional("EPhNum", FileHdr.EPhNum);
1029   IO.mapOptional("EShEntSize", FileHdr.EShEntSize);
1030   IO.mapOptional("EShOff", FileHdr.EShOff);
1031   IO.mapOptional("EShNum", FileHdr.EShNum);
1032   IO.mapOptional("EShStrNdx", FileHdr.EShStrNdx);
1033 }
1034 
mapping(IO & IO,ELFYAML::ProgramHeader & Phdr)1035 void MappingTraits<ELFYAML::ProgramHeader>::mapping(
1036     IO &IO, ELFYAML::ProgramHeader &Phdr) {
1037   IO.mapRequired("Type", Phdr.Type);
1038   IO.mapOptional("Flags", Phdr.Flags, ELFYAML::ELF_PF(0));
1039   IO.mapOptional("FirstSec", Phdr.FirstSec);
1040   IO.mapOptional("LastSec", Phdr.LastSec);
1041   IO.mapOptional("VAddr", Phdr.VAddr, Hex64(0));
1042   IO.mapOptional("PAddr", Phdr.PAddr, Phdr.VAddr);
1043   IO.mapOptional("Align", Phdr.Align);
1044   IO.mapOptional("FileSize", Phdr.FileSize);
1045   IO.mapOptional("MemSize", Phdr.MemSize);
1046   IO.mapOptional("Offset", Phdr.Offset);
1047 }
1048 
validate(IO & IO,ELFYAML::ProgramHeader & FileHdr)1049 std::string MappingTraits<ELFYAML::ProgramHeader>::validate(
1050     IO &IO, ELFYAML::ProgramHeader &FileHdr) {
1051   if (!FileHdr.FirstSec && FileHdr.LastSec)
1052     return "the \"LastSec\" key can't be used without the \"FirstSec\" key";
1053   if (FileHdr.FirstSec && !FileHdr.LastSec)
1054     return "the \"FirstSec\" key can't be used without the \"LastSec\" key";
1055   return "";
1056 }
1057 
1058 LLVM_YAML_STRONG_TYPEDEF(StringRef, StOtherPiece)
1059 
1060 template <> struct ScalarTraits<StOtherPiece> {
outputllvm::yaml::ScalarTraits1061   static void output(const StOtherPiece &Val, void *, raw_ostream &Out) {
1062     Out << Val;
1063   }
inputllvm::yaml::ScalarTraits1064   static StringRef input(StringRef Scalar, void *, StOtherPiece &Val) {
1065     Val = Scalar;
1066     return {};
1067   }
mustQuotellvm::yaml::ScalarTraits1068   static QuotingType mustQuote(StringRef) { return QuotingType::None; }
1069 };
1070 template <> struct SequenceElementTraits<StOtherPiece> {
1071   static const bool flow = true;
1072 };
1073 
1074 template <> struct ScalarTraits<ELFYAML::YAMLFlowString> {
outputllvm::yaml::ScalarTraits1075   static void output(const ELFYAML::YAMLFlowString &Val, void *,
1076                      raw_ostream &Out) {
1077     Out << Val;
1078   }
inputllvm::yaml::ScalarTraits1079   static StringRef input(StringRef Scalar, void *,
1080                          ELFYAML::YAMLFlowString &Val) {
1081     Val = Scalar;
1082     return {};
1083   }
mustQuotellvm::yaml::ScalarTraits1084   static QuotingType mustQuote(StringRef S) {
1085     return ScalarTraits<StringRef>::mustQuote(S);
1086   }
1087 };
1088 template <> struct SequenceElementTraits<ELFYAML::YAMLFlowString> {
1089   static const bool flow = true;
1090 };
1091 
1092 namespace {
1093 
1094 struct NormalizedOther {
NormalizedOtherllvm::yaml::__anoncc9ce9cc0111::NormalizedOther1095   NormalizedOther(IO &IO) : YamlIO(IO) {}
NormalizedOtherllvm::yaml::__anoncc9ce9cc0111::NormalizedOther1096   NormalizedOther(IO &IO, Optional<uint8_t> Original) : YamlIO(IO) {
1097     assert(Original && "This constructor is only used for outputting YAML and "
1098                        "assumes a non-empty Original");
1099     std::vector<StOtherPiece> Ret;
1100     const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext());
1101     for (std::pair<StringRef, uint8_t> &P :
1102          getFlags(Object->getMachine()).takeVector()) {
1103       uint8_t FlagValue = P.second;
1104       if ((*Original & FlagValue) != FlagValue)
1105         continue;
1106       *Original &= ~FlagValue;
1107       Ret.push_back({P.first});
1108     }
1109 
1110     if (*Original != 0) {
1111       UnknownFlagsHolder = std::to_string(*Original);
1112       Ret.push_back({UnknownFlagsHolder});
1113     }
1114 
1115     if (!Ret.empty())
1116       Other = std::move(Ret);
1117   }
1118 
toValuellvm::yaml::__anoncc9ce9cc0111::NormalizedOther1119   uint8_t toValue(StringRef Name) {
1120     const auto *Object = static_cast<ELFYAML::Object *>(YamlIO.getContext());
1121     MapVector<StringRef, uint8_t> Flags = getFlags(Object->getMachine());
1122 
1123     auto It = Flags.find(Name);
1124     if (It != Flags.end())
1125       return It->second;
1126 
1127     uint8_t Val;
1128     if (to_integer(Name, Val))
1129       return Val;
1130 
1131     YamlIO.setError("an unknown value is used for symbol's 'Other' field: " +
1132                     Name);
1133     return 0;
1134   }
1135 
denormalizellvm::yaml::__anoncc9ce9cc0111::NormalizedOther1136   Optional<uint8_t> denormalize(IO &) {
1137     if (!Other)
1138       return None;
1139     uint8_t Ret = 0;
1140     for (StOtherPiece &Val : *Other)
1141       Ret |= toValue(Val);
1142     return Ret;
1143   }
1144 
1145   // st_other field is used to encode symbol visibility and platform-dependent
1146   // flags and values. This method returns a name to value map that is used for
1147   // parsing and encoding this field.
getFlagsllvm::yaml::__anoncc9ce9cc0111::NormalizedOther1148   MapVector<StringRef, uint8_t> getFlags(unsigned EMachine) {
1149     MapVector<StringRef, uint8_t> Map;
1150     // STV_* values are just enumeration values. We add them in a reversed order
1151     // because when we convert the st_other to named constants when printing
1152     // YAML we want to use a maximum number of bits on each step:
1153     // when we have st_other == 3, we want to print it as STV_PROTECTED (3), but
1154     // not as STV_HIDDEN (2) + STV_INTERNAL (1).
1155     Map["STV_PROTECTED"] = ELF::STV_PROTECTED;
1156     Map["STV_HIDDEN"] = ELF::STV_HIDDEN;
1157     Map["STV_INTERNAL"] = ELF::STV_INTERNAL;
1158     // STV_DEFAULT is used to represent the default visibility and has a value
1159     // 0. We want to be able to read it from YAML documents, but there is no
1160     // reason to print it.
1161     if (!YamlIO.outputting())
1162       Map["STV_DEFAULT"] = ELF::STV_DEFAULT;
1163 
1164     // MIPS is not consistent. All of the STO_MIPS_* values are bit flags,
1165     // except STO_MIPS_MIPS16 which overlaps them. It should be checked and
1166     // consumed first when we print the output, because we do not want to print
1167     // any other flags that have the same bits instead.
1168     if (EMachine == ELF::EM_MIPS) {
1169       Map["STO_MIPS_MIPS16"] = ELF::STO_MIPS_MIPS16;
1170       Map["STO_MIPS_MICROMIPS"] = ELF::STO_MIPS_MICROMIPS;
1171       Map["STO_MIPS_PIC"] = ELF::STO_MIPS_PIC;
1172       Map["STO_MIPS_PLT"] = ELF::STO_MIPS_PLT;
1173       Map["STO_MIPS_OPTIONAL"] = ELF::STO_MIPS_OPTIONAL;
1174     }
1175 
1176     if (EMachine == ELF::EM_AARCH64)
1177       Map["STO_AARCH64_VARIANT_PCS"] = ELF::STO_AARCH64_VARIANT_PCS;
1178     if (EMachine == ELF::EM_RISCV)
1179       Map["STO_RISCV_VARIANT_CC"] = ELF::STO_RISCV_VARIANT_CC;
1180     return Map;
1181   }
1182 
1183   IO &YamlIO;
1184   Optional<std::vector<StOtherPiece>> Other;
1185   std::string UnknownFlagsHolder;
1186 };
1187 
1188 } // end anonymous namespace
1189 
output(const ELFYAML::YAMLIntUInt & Val,void * Ctx,raw_ostream & Out)1190 void ScalarTraits<ELFYAML::YAMLIntUInt>::output(const ELFYAML::YAMLIntUInt &Val,
1191                                                 void *Ctx, raw_ostream &Out) {
1192   Out << Val;
1193 }
1194 
input(StringRef Scalar,void * Ctx,ELFYAML::YAMLIntUInt & Val)1195 StringRef ScalarTraits<ELFYAML::YAMLIntUInt>::input(StringRef Scalar, void *Ctx,
1196                                                     ELFYAML::YAMLIntUInt &Val) {
1197   const bool Is64 = static_cast<ELFYAML::Object *>(Ctx)->Header.Class ==
1198                     ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64);
1199   StringRef ErrMsg = "invalid number";
1200   // We do not accept negative hex numbers because their meaning is ambiguous.
1201   // For example, would -0xfffffffff mean 1 or INT32_MIN?
1202   if (Scalar.empty() || Scalar.startswith("-0x"))
1203     return ErrMsg;
1204 
1205   if (Scalar.startswith("-")) {
1206     const int64_t MinVal = Is64 ? INT64_MIN : INT32_MIN;
1207     long long Int;
1208     if (getAsSignedInteger(Scalar, /*Radix=*/0, Int) || (Int < MinVal))
1209       return ErrMsg;
1210     Val = Int;
1211     return "";
1212   }
1213 
1214   const uint64_t MaxVal = Is64 ? UINT64_MAX : UINT32_MAX;
1215   unsigned long long UInt;
1216   if (getAsUnsignedInteger(Scalar, /*Radix=*/0, UInt) || (UInt > MaxVal))
1217     return ErrMsg;
1218   Val = UInt;
1219   return "";
1220 }
1221 
mapping(IO & IO,ELFYAML::Symbol & Symbol)1222 void MappingTraits<ELFYAML::Symbol>::mapping(IO &IO, ELFYAML::Symbol &Symbol) {
1223   IO.mapOptional("Name", Symbol.Name, StringRef());
1224   IO.mapOptional("StName", Symbol.StName);
1225   IO.mapOptional("Type", Symbol.Type, ELFYAML::ELF_STT(0));
1226   IO.mapOptional("Section", Symbol.Section);
1227   IO.mapOptional("Index", Symbol.Index);
1228   IO.mapOptional("Binding", Symbol.Binding, ELFYAML::ELF_STB(0));
1229   IO.mapOptional("Value", Symbol.Value);
1230   IO.mapOptional("Size", Symbol.Size);
1231 
1232   // Symbol's Other field is a bit special. It is usually a field that
1233   // represents st_other and holds the symbol visibility. However, on some
1234   // platforms, it can contain bit fields and regular values, or even sometimes a
1235   // crazy mix of them (see comments for NormalizedOther). Because of this, we
1236   // need special handling.
1237   MappingNormalization<NormalizedOther, Optional<uint8_t>> Keys(IO,
1238                                                                 Symbol.Other);
1239   IO.mapOptional("Other", Keys->Other);
1240 }
1241 
validate(IO & IO,ELFYAML::Symbol & Symbol)1242 std::string MappingTraits<ELFYAML::Symbol>::validate(IO &IO,
1243                                                      ELFYAML::Symbol &Symbol) {
1244   if (Symbol.Index && Symbol.Section)
1245     return "Index and Section cannot both be specified for Symbol";
1246   return "";
1247 }
1248 
commonSectionMapping(IO & IO,ELFYAML::Section & Section)1249 static void commonSectionMapping(IO &IO, ELFYAML::Section &Section) {
1250   IO.mapOptional("Name", Section.Name, StringRef());
1251   IO.mapRequired("Type", Section.Type);
1252   IO.mapOptional("Flags", Section.Flags);
1253   IO.mapOptional("Address", Section.Address);
1254   IO.mapOptional("Link", Section.Link);
1255   IO.mapOptional("AddressAlign", Section.AddressAlign, Hex64(0));
1256   IO.mapOptional("EntSize", Section.EntSize);
1257   IO.mapOptional("Offset", Section.Offset);
1258 
1259   IO.mapOptional("Content", Section.Content);
1260   IO.mapOptional("Size", Section.Size);
1261 
1262   // obj2yaml does not dump these fields. They are expected to be empty when we
1263   // are producing YAML, because yaml2obj sets appropriate values for them
1264   // automatically when they are not explicitly defined.
1265   assert(!IO.outputting() ||
1266          (!Section.ShOffset && !Section.ShSize && !Section.ShName &&
1267           !Section.ShFlags && !Section.ShType && !Section.ShAddrAlign));
1268   IO.mapOptional("ShAddrAlign", Section.ShAddrAlign);
1269   IO.mapOptional("ShName", Section.ShName);
1270   IO.mapOptional("ShOffset", Section.ShOffset);
1271   IO.mapOptional("ShSize", Section.ShSize);
1272   IO.mapOptional("ShFlags", Section.ShFlags);
1273   IO.mapOptional("ShType", Section.ShType);
1274 }
1275 
sectionMapping(IO & IO,ELFYAML::DynamicSection & Section)1276 static void sectionMapping(IO &IO, ELFYAML::DynamicSection &Section) {
1277   commonSectionMapping(IO, Section);
1278   IO.mapOptional("Entries", Section.Entries);
1279 }
1280 
sectionMapping(IO & IO,ELFYAML::RawContentSection & Section)1281 static void sectionMapping(IO &IO, ELFYAML::RawContentSection &Section) {
1282   commonSectionMapping(IO, Section);
1283 
1284   // We also support reading a content as array of bytes using the ContentArray
1285   // key. obj2yaml never prints this field.
1286   assert(!IO.outputting() || !Section.ContentBuf.hasValue());
1287   IO.mapOptional("ContentArray", Section.ContentBuf);
1288   if (Section.ContentBuf) {
1289     if (Section.Content)
1290       IO.setError("Content and ContentArray can't be used together");
1291     Section.Content = yaml::BinaryRef(*Section.ContentBuf);
1292   }
1293 
1294   IO.mapOptional("Info", Section.Info);
1295 }
1296 
sectionMapping(IO & IO,ELFYAML::BBAddrMapSection & Section)1297 static void sectionMapping(IO &IO, ELFYAML::BBAddrMapSection &Section) {
1298   commonSectionMapping(IO, Section);
1299   IO.mapOptional("Content", Section.Content);
1300   IO.mapOptional("Entries", Section.Entries);
1301 }
1302 
sectionMapping(IO & IO,ELFYAML::StackSizesSection & Section)1303 static void sectionMapping(IO &IO, ELFYAML::StackSizesSection &Section) {
1304   commonSectionMapping(IO, Section);
1305   IO.mapOptional("Entries", Section.Entries);
1306 }
1307 
sectionMapping(IO & IO,ELFYAML::HashSection & Section)1308 static void sectionMapping(IO &IO, ELFYAML::HashSection &Section) {
1309   commonSectionMapping(IO, Section);
1310   IO.mapOptional("Bucket", Section.Bucket);
1311   IO.mapOptional("Chain", Section.Chain);
1312 
1313   // obj2yaml does not dump these fields. They can be used to override nchain
1314   // and nbucket values for creating broken sections.
1315   assert(!IO.outputting() ||
1316          (!Section.NBucket.hasValue() && !Section.NChain.hasValue()));
1317   IO.mapOptional("NChain", Section.NChain);
1318   IO.mapOptional("NBucket", Section.NBucket);
1319 }
1320 
sectionMapping(IO & IO,ELFYAML::NoteSection & Section)1321 static void sectionMapping(IO &IO, ELFYAML::NoteSection &Section) {
1322   commonSectionMapping(IO, Section);
1323   IO.mapOptional("Notes", Section.Notes);
1324 }
1325 
1326 
sectionMapping(IO & IO,ELFYAML::GnuHashSection & Section)1327 static void sectionMapping(IO &IO, ELFYAML::GnuHashSection &Section) {
1328   commonSectionMapping(IO, Section);
1329   IO.mapOptional("Header", Section.Header);
1330   IO.mapOptional("BloomFilter", Section.BloomFilter);
1331   IO.mapOptional("HashBuckets", Section.HashBuckets);
1332   IO.mapOptional("HashValues", Section.HashValues);
1333 }
sectionMapping(IO & IO,ELFYAML::NoBitsSection & Section)1334 static void sectionMapping(IO &IO, ELFYAML::NoBitsSection &Section) {
1335   commonSectionMapping(IO, Section);
1336 }
1337 
sectionMapping(IO & IO,ELFYAML::VerdefSection & Section)1338 static void sectionMapping(IO &IO, ELFYAML::VerdefSection &Section) {
1339   commonSectionMapping(IO, Section);
1340   IO.mapOptional("Info", Section.Info);
1341   IO.mapOptional("Entries", Section.Entries);
1342 }
1343 
sectionMapping(IO & IO,ELFYAML::SymverSection & Section)1344 static void sectionMapping(IO &IO, ELFYAML::SymverSection &Section) {
1345   commonSectionMapping(IO, Section);
1346   IO.mapOptional("Entries", Section.Entries);
1347 }
1348 
sectionMapping(IO & IO,ELFYAML::VerneedSection & Section)1349 static void sectionMapping(IO &IO, ELFYAML::VerneedSection &Section) {
1350   commonSectionMapping(IO, Section);
1351   IO.mapOptional("Info", Section.Info);
1352   IO.mapOptional("Dependencies", Section.VerneedV);
1353 }
1354 
sectionMapping(IO & IO,ELFYAML::RelocationSection & Section)1355 static void sectionMapping(IO &IO, ELFYAML::RelocationSection &Section) {
1356   commonSectionMapping(IO, Section);
1357   IO.mapOptional("Info", Section.RelocatableSec, StringRef());
1358   IO.mapOptional("Relocations", Section.Relocations);
1359 }
1360 
sectionMapping(IO & IO,ELFYAML::RelrSection & Section)1361 static void sectionMapping(IO &IO, ELFYAML::RelrSection &Section) {
1362   commonSectionMapping(IO, Section);
1363   IO.mapOptional("Entries", Section.Entries);
1364 }
1365 
groupSectionMapping(IO & IO,ELFYAML::GroupSection & Group)1366 static void groupSectionMapping(IO &IO, ELFYAML::GroupSection &Group) {
1367   commonSectionMapping(IO, Group);
1368   IO.mapOptional("Info", Group.Signature);
1369   IO.mapOptional("Members", Group.Members);
1370 }
1371 
sectionMapping(IO & IO,ELFYAML::SymtabShndxSection & Section)1372 static void sectionMapping(IO &IO, ELFYAML::SymtabShndxSection &Section) {
1373   commonSectionMapping(IO, Section);
1374   IO.mapOptional("Entries", Section.Entries);
1375 }
1376 
sectionMapping(IO & IO,ELFYAML::AddrsigSection & Section)1377 static void sectionMapping(IO &IO, ELFYAML::AddrsigSection &Section) {
1378   commonSectionMapping(IO, Section);
1379   IO.mapOptional("Symbols", Section.Symbols);
1380 }
1381 
fillMapping(IO & IO,ELFYAML::Fill & Fill)1382 static void fillMapping(IO &IO, ELFYAML::Fill &Fill) {
1383   IO.mapOptional("Name", Fill.Name, StringRef());
1384   IO.mapOptional("Pattern", Fill.Pattern);
1385   IO.mapOptional("Offset", Fill.Offset);
1386   IO.mapRequired("Size", Fill.Size);
1387 }
1388 
sectionHeaderTableMapping(IO & IO,ELFYAML::SectionHeaderTable & SHT)1389 static void sectionHeaderTableMapping(IO &IO,
1390                                       ELFYAML::SectionHeaderTable &SHT) {
1391   IO.mapOptional("Offset", SHT.Offset);
1392   IO.mapOptional("Sections", SHT.Sections);
1393   IO.mapOptional("Excluded", SHT.Excluded);
1394   IO.mapOptional("NoHeaders", SHT.NoHeaders);
1395 }
1396 
sectionMapping(IO & IO,ELFYAML::LinkerOptionsSection & Section)1397 static void sectionMapping(IO &IO, ELFYAML::LinkerOptionsSection &Section) {
1398   commonSectionMapping(IO, Section);
1399   IO.mapOptional("Options", Section.Options);
1400 }
1401 
sectionMapping(IO & IO,ELFYAML::DependentLibrariesSection & Section)1402 static void sectionMapping(IO &IO,
1403                            ELFYAML::DependentLibrariesSection &Section) {
1404   commonSectionMapping(IO, Section);
1405   IO.mapOptional("Libraries", Section.Libs);
1406 }
1407 
sectionMapping(IO & IO,ELFYAML::CallGraphProfileSection & Section)1408 static void sectionMapping(IO &IO, ELFYAML::CallGraphProfileSection &Section) {
1409   commonSectionMapping(IO, Section);
1410   IO.mapOptional("Entries", Section.Entries);
1411 }
1412 
mapping(IO & IO,ELFYAML::SectionOrType & sectionOrType)1413 void MappingTraits<ELFYAML::SectionOrType>::mapping(
1414     IO &IO, ELFYAML::SectionOrType &sectionOrType) {
1415   IO.mapRequired("SectionOrType", sectionOrType.sectionNameOrType);
1416 }
1417 
sectionMapping(IO & IO,ELFYAML::ARMIndexTableSection & Section)1418 static void sectionMapping(IO &IO, ELFYAML::ARMIndexTableSection &Section) {
1419   commonSectionMapping(IO, Section);
1420   IO.mapOptional("Entries", Section.Entries);
1421 }
1422 
sectionMapping(IO & IO,ELFYAML::MipsABIFlags & Section)1423 static void sectionMapping(IO &IO, ELFYAML::MipsABIFlags &Section) {
1424   commonSectionMapping(IO, Section);
1425   IO.mapOptional("Version", Section.Version, Hex16(0));
1426   IO.mapRequired("ISA", Section.ISALevel);
1427   IO.mapOptional("ISARevision", Section.ISARevision, Hex8(0));
1428   IO.mapOptional("ISAExtension", Section.ISAExtension,
1429                  ELFYAML::MIPS_AFL_EXT(Mips::AFL_EXT_NONE));
1430   IO.mapOptional("ASEs", Section.ASEs, ELFYAML::MIPS_AFL_ASE(0));
1431   IO.mapOptional("FpABI", Section.FpABI,
1432                  ELFYAML::MIPS_ABI_FP(Mips::Val_GNU_MIPS_ABI_FP_ANY));
1433   IO.mapOptional("GPRSize", Section.GPRSize,
1434                  ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE));
1435   IO.mapOptional("CPR1Size", Section.CPR1Size,
1436                  ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE));
1437   IO.mapOptional("CPR2Size", Section.CPR2Size,
1438                  ELFYAML::MIPS_AFL_REG(Mips::AFL_REG_NONE));
1439   IO.mapOptional("Flags1", Section.Flags1, ELFYAML::MIPS_AFL_FLAGS1(0));
1440   IO.mapOptional("Flags2", Section.Flags2, Hex32(0));
1441 }
1442 
getStringValue(IO & IO,const char * Key)1443 static StringRef getStringValue(IO &IO, const char *Key) {
1444   StringRef Val;
1445   IO.mapRequired(Key, Val);
1446   return Val;
1447 }
1448 
setStringValue(IO & IO,const char * Key,StringRef Val)1449 static void setStringValue(IO &IO, const char *Key, StringRef Val) {
1450   IO.mapRequired(Key, Val);
1451 }
1452 
isInteger(StringRef Val)1453 static bool isInteger(StringRef Val) {
1454   APInt Tmp;
1455   return !Val.getAsInteger(0, Tmp);
1456 }
1457 
mapping(IO & IO,std::unique_ptr<ELFYAML::Chunk> & Section)1458 void MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::mapping(
1459     IO &IO, std::unique_ptr<ELFYAML::Chunk> &Section) {
1460   ELFYAML::ELF_SHT Type;
1461   StringRef TypeStr;
1462   if (IO.outputting()) {
1463     if (auto *S = dyn_cast<ELFYAML::Section>(Section.get()))
1464       Type = S->Type;
1465     else if (auto *SHT = dyn_cast<ELFYAML::SectionHeaderTable>(Section.get()))
1466       TypeStr = SHT->TypeStr;
1467   } else {
1468     // When the Type string does not have a "SHT_" prefix, we know it is not a
1469     // description of a regular ELF output section.
1470     TypeStr = getStringValue(IO, "Type");
1471     if (TypeStr.startswith("SHT_") || isInteger(TypeStr))
1472       IO.mapRequired("Type", Type);
1473   }
1474 
1475   if (TypeStr == "Fill") {
1476     assert(!IO.outputting()); // We don't dump fills currently.
1477     Section.reset(new ELFYAML::Fill());
1478     fillMapping(IO, *cast<ELFYAML::Fill>(Section.get()));
1479     return;
1480   }
1481 
1482   if (TypeStr == ELFYAML::SectionHeaderTable::TypeStr) {
1483     if (IO.outputting())
1484       setStringValue(IO, "Type", TypeStr);
1485     else
1486       Section.reset(new ELFYAML::SectionHeaderTable(/*IsImplicit=*/false));
1487 
1488     sectionHeaderTableMapping(
1489         IO, *cast<ELFYAML::SectionHeaderTable>(Section.get()));
1490     return;
1491   }
1492 
1493   const auto &Obj = *static_cast<ELFYAML::Object *>(IO.getContext());
1494   if (Obj.getMachine() == ELF::EM_MIPS && Type == ELF::SHT_MIPS_ABIFLAGS) {
1495     if (!IO.outputting())
1496       Section.reset(new ELFYAML::MipsABIFlags());
1497     sectionMapping(IO, *cast<ELFYAML::MipsABIFlags>(Section.get()));
1498     return;
1499   }
1500 
1501   if (Obj.getMachine() == ELF::EM_ARM && Type == ELF::SHT_ARM_EXIDX) {
1502     if (!IO.outputting())
1503       Section.reset(new ELFYAML::ARMIndexTableSection());
1504     sectionMapping(IO, *cast<ELFYAML::ARMIndexTableSection>(Section.get()));
1505     return;
1506   }
1507 
1508   switch (Type) {
1509   case ELF::SHT_DYNAMIC:
1510     if (!IO.outputting())
1511       Section.reset(new ELFYAML::DynamicSection());
1512     sectionMapping(IO, *cast<ELFYAML::DynamicSection>(Section.get()));
1513     break;
1514   case ELF::SHT_REL:
1515   case ELF::SHT_RELA:
1516     if (!IO.outputting())
1517       Section.reset(new ELFYAML::RelocationSection());
1518     sectionMapping(IO, *cast<ELFYAML::RelocationSection>(Section.get()));
1519     break;
1520   case ELF::SHT_RELR:
1521     if (!IO.outputting())
1522       Section.reset(new ELFYAML::RelrSection());
1523     sectionMapping(IO, *cast<ELFYAML::RelrSection>(Section.get()));
1524     break;
1525   case ELF::SHT_GROUP:
1526     if (!IO.outputting())
1527       Section.reset(new ELFYAML::GroupSection());
1528     groupSectionMapping(IO, *cast<ELFYAML::GroupSection>(Section.get()));
1529     break;
1530   case ELF::SHT_NOBITS:
1531     if (!IO.outputting())
1532       Section.reset(new ELFYAML::NoBitsSection());
1533     sectionMapping(IO, *cast<ELFYAML::NoBitsSection>(Section.get()));
1534     break;
1535   case ELF::SHT_HASH:
1536     if (!IO.outputting())
1537       Section.reset(new ELFYAML::HashSection());
1538     sectionMapping(IO, *cast<ELFYAML::HashSection>(Section.get()));
1539     break;
1540   case ELF::SHT_NOTE:
1541     if (!IO.outputting())
1542       Section.reset(new ELFYAML::NoteSection());
1543     sectionMapping(IO, *cast<ELFYAML::NoteSection>(Section.get()));
1544     break;
1545  case ELF::SHT_GNU_HASH:
1546     if (!IO.outputting())
1547       Section.reset(new ELFYAML::GnuHashSection());
1548     sectionMapping(IO, *cast<ELFYAML::GnuHashSection>(Section.get()));
1549     break;
1550   case ELF::SHT_GNU_verdef:
1551     if (!IO.outputting())
1552       Section.reset(new ELFYAML::VerdefSection());
1553     sectionMapping(IO, *cast<ELFYAML::VerdefSection>(Section.get()));
1554     break;
1555   case ELF::SHT_GNU_versym:
1556     if (!IO.outputting())
1557       Section.reset(new ELFYAML::SymverSection());
1558     sectionMapping(IO, *cast<ELFYAML::SymverSection>(Section.get()));
1559     break;
1560   case ELF::SHT_GNU_verneed:
1561     if (!IO.outputting())
1562       Section.reset(new ELFYAML::VerneedSection());
1563     sectionMapping(IO, *cast<ELFYAML::VerneedSection>(Section.get()));
1564     break;
1565   case ELF::SHT_SYMTAB_SHNDX:
1566     if (!IO.outputting())
1567       Section.reset(new ELFYAML::SymtabShndxSection());
1568     sectionMapping(IO, *cast<ELFYAML::SymtabShndxSection>(Section.get()));
1569     break;
1570   case ELF::SHT_LLVM_ADDRSIG:
1571     if (!IO.outputting())
1572       Section.reset(new ELFYAML::AddrsigSection());
1573     sectionMapping(IO, *cast<ELFYAML::AddrsigSection>(Section.get()));
1574     break;
1575   case ELF::SHT_LLVM_LINKER_OPTIONS:
1576     if (!IO.outputting())
1577       Section.reset(new ELFYAML::LinkerOptionsSection());
1578     sectionMapping(IO, *cast<ELFYAML::LinkerOptionsSection>(Section.get()));
1579     break;
1580   case ELF::SHT_LLVM_DEPENDENT_LIBRARIES:
1581     if (!IO.outputting())
1582       Section.reset(new ELFYAML::DependentLibrariesSection());
1583     sectionMapping(IO,
1584                    *cast<ELFYAML::DependentLibrariesSection>(Section.get()));
1585     break;
1586   case ELF::SHT_LLVM_CALL_GRAPH_PROFILE:
1587     if (!IO.outputting())
1588       Section.reset(new ELFYAML::CallGraphProfileSection());
1589     sectionMapping(IO, *cast<ELFYAML::CallGraphProfileSection>(Section.get()));
1590     break;
1591   case ELF::SHT_LLVM_BB_ADDR_MAP:
1592     if (!IO.outputting())
1593       Section.reset(new ELFYAML::BBAddrMapSection());
1594     sectionMapping(IO, *cast<ELFYAML::BBAddrMapSection>(Section.get()));
1595     break;
1596   default:
1597     if (!IO.outputting()) {
1598       StringRef Name;
1599       IO.mapOptional("Name", Name, StringRef());
1600       Name = ELFYAML::dropUniqueSuffix(Name);
1601 
1602       if (ELFYAML::StackSizesSection::nameMatches(Name))
1603         Section = std::make_unique<ELFYAML::StackSizesSection>();
1604       else
1605         Section = std::make_unique<ELFYAML::RawContentSection>();
1606     }
1607 
1608     if (auto S = dyn_cast<ELFYAML::RawContentSection>(Section.get()))
1609       sectionMapping(IO, *S);
1610     else
1611       sectionMapping(IO, *cast<ELFYAML::StackSizesSection>(Section.get()));
1612   }
1613 }
1614 
validate(IO & io,std::unique_ptr<ELFYAML::Chunk> & C)1615 std::string MappingTraits<std::unique_ptr<ELFYAML::Chunk>>::validate(
1616     IO &io, std::unique_ptr<ELFYAML::Chunk> &C) {
1617   if (const auto *F = dyn_cast<ELFYAML::Fill>(C.get())) {
1618     if (F->Pattern && F->Pattern->binary_size() != 0 && !F->Size)
1619       return "\"Size\" can't be 0 when \"Pattern\" is not empty";
1620     return "";
1621   }
1622 
1623   if (const auto *SHT = dyn_cast<ELFYAML::SectionHeaderTable>(C.get())) {
1624     if (SHT->NoHeaders && (SHT->Sections || SHT->Excluded || SHT->Offset))
1625       return "NoHeaders can't be used together with Offset/Sections/Excluded";
1626     return "";
1627   }
1628 
1629   const ELFYAML::Section &Sec = *cast<ELFYAML::Section>(C.get());
1630   if (Sec.Size && Sec.Content &&
1631       (uint64_t)(*Sec.Size) < Sec.Content->binary_size())
1632     return "Section size must be greater than or equal to the content size";
1633 
1634   auto BuildErrPrefix = [](ArrayRef<std::pair<StringRef, bool>> EntV) {
1635     std::string Msg;
1636     for (size_t I = 0, E = EntV.size(); I != E; ++I) {
1637       StringRef Name = EntV[I].first;
1638       if (I == 0) {
1639         Msg = "\"" + Name.str() + "\"";
1640         continue;
1641       }
1642       if (I != EntV.size() - 1)
1643         Msg += ", \"" + Name.str() + "\"";
1644       else
1645         Msg += " and \"" + Name.str() + "\"";
1646     }
1647     return Msg;
1648   };
1649 
1650   std::vector<std::pair<StringRef, bool>> Entries = Sec.getEntries();
1651   const size_t NumUsedEntries = llvm::count_if(
1652       Entries, [](const std::pair<StringRef, bool> &P) { return P.second; });
1653 
1654   if ((Sec.Size || Sec.Content) && NumUsedEntries > 0)
1655     return BuildErrPrefix(Entries) +
1656            " cannot be used with \"Content\" or \"Size\"";
1657 
1658   if (NumUsedEntries > 0 && Entries.size() != NumUsedEntries)
1659     return BuildErrPrefix(Entries) + " must be used together";
1660 
1661   if (const auto *RawSection = dyn_cast<ELFYAML::RawContentSection>(C.get())) {
1662     if (RawSection->Flags && RawSection->ShFlags)
1663       return "ShFlags and Flags cannot be used together";
1664     return "";
1665   }
1666 
1667   if (const auto *NB = dyn_cast<ELFYAML::NoBitsSection>(C.get())) {
1668     if (NB->Content)
1669       return "SHT_NOBITS section cannot have \"Content\"";
1670     return "";
1671   }
1672 
1673   if (const auto *MF = dyn_cast<ELFYAML::MipsABIFlags>(C.get())) {
1674     if (MF->Content)
1675       return "\"Content\" key is not implemented for SHT_MIPS_ABIFLAGS "
1676              "sections";
1677     if (MF->Size)
1678       return "\"Size\" key is not implemented for SHT_MIPS_ABIFLAGS sections";
1679     return "";
1680   }
1681 
1682   return "";
1683 }
1684 
1685 namespace {
1686 
1687 struct NormalizedMips64RelType {
NormalizedMips64RelTypellvm::yaml::__anoncc9ce9cc0411::NormalizedMips64RelType1688   NormalizedMips64RelType(IO &)
1689       : Type(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)),
1690         Type2(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)),
1691         Type3(ELFYAML::ELF_REL(ELF::R_MIPS_NONE)),
1692         SpecSym(ELFYAML::ELF_REL(ELF::RSS_UNDEF)) {}
NormalizedMips64RelTypellvm::yaml::__anoncc9ce9cc0411::NormalizedMips64RelType1693   NormalizedMips64RelType(IO &, ELFYAML::ELF_REL Original)
1694       : Type(Original & 0xFF), Type2(Original >> 8 & 0xFF),
1695         Type3(Original >> 16 & 0xFF), SpecSym(Original >> 24 & 0xFF) {}
1696 
denormalizellvm::yaml::__anoncc9ce9cc0411::NormalizedMips64RelType1697   ELFYAML::ELF_REL denormalize(IO &) {
1698     ELFYAML::ELF_REL Res = Type | Type2 << 8 | Type3 << 16 | SpecSym << 24;
1699     return Res;
1700   }
1701 
1702   ELFYAML::ELF_REL Type;
1703   ELFYAML::ELF_REL Type2;
1704   ELFYAML::ELF_REL Type3;
1705   ELFYAML::ELF_RSS SpecSym;
1706 };
1707 
1708 } // end anonymous namespace
1709 
mapping(IO & IO,ELFYAML::StackSizeEntry & E)1710 void MappingTraits<ELFYAML::StackSizeEntry>::mapping(
1711     IO &IO, ELFYAML::StackSizeEntry &E) {
1712   assert(IO.getContext() && "The IO context is not initialized");
1713   IO.mapOptional("Address", E.Address, Hex64(0));
1714   IO.mapRequired("Size", E.Size);
1715 }
1716 
mapping(IO & IO,ELFYAML::BBAddrMapEntry & E)1717 void MappingTraits<ELFYAML::BBAddrMapEntry>::mapping(
1718     IO &IO, ELFYAML::BBAddrMapEntry &E) {
1719   assert(IO.getContext() && "The IO context is not initialized");
1720   IO.mapOptional("Address", E.Address, Hex64(0));
1721   IO.mapOptional("NumBlocks", E.NumBlocks);
1722   IO.mapOptional("BBEntries", E.BBEntries);
1723 }
1724 
mapping(IO & IO,ELFYAML::BBAddrMapEntry::BBEntry & E)1725 void MappingTraits<ELFYAML::BBAddrMapEntry::BBEntry>::mapping(
1726     IO &IO, ELFYAML::BBAddrMapEntry::BBEntry &E) {
1727   assert(IO.getContext() && "The IO context is not initialized");
1728   IO.mapRequired("AddressOffset", E.AddressOffset);
1729   IO.mapRequired("Size", E.Size);
1730   IO.mapRequired("Metadata", E.Metadata);
1731 }
1732 
mapping(IO & IO,ELFYAML::GnuHashHeader & E)1733 void MappingTraits<ELFYAML::GnuHashHeader>::mapping(IO &IO,
1734                                                     ELFYAML::GnuHashHeader &E) {
1735   assert(IO.getContext() && "The IO context is not initialized");
1736   IO.mapOptional("NBuckets", E.NBuckets);
1737   IO.mapRequired("SymNdx", E.SymNdx);
1738   IO.mapOptional("MaskWords", E.MaskWords);
1739   IO.mapRequired("Shift2", E.Shift2);
1740 }
1741 
mapping(IO & IO,ELFYAML::DynamicEntry & Rel)1742 void MappingTraits<ELFYAML::DynamicEntry>::mapping(IO &IO,
1743                                                    ELFYAML::DynamicEntry &Rel) {
1744   assert(IO.getContext() && "The IO context is not initialized");
1745 
1746   IO.mapRequired("Tag", Rel.Tag);
1747   IO.mapRequired("Value", Rel.Val);
1748 }
1749 
mapping(IO & IO,ELFYAML::NoteEntry & N)1750 void MappingTraits<ELFYAML::NoteEntry>::mapping(IO &IO, ELFYAML::NoteEntry &N) {
1751   assert(IO.getContext() && "The IO context is not initialized");
1752 
1753   IO.mapOptional("Name", N.Name);
1754   IO.mapOptional("Desc", N.Desc);
1755   IO.mapRequired("Type", N.Type);
1756 }
1757 
mapping(IO & IO,ELFYAML::VerdefEntry & E)1758 void MappingTraits<ELFYAML::VerdefEntry>::mapping(IO &IO,
1759                                                   ELFYAML::VerdefEntry &E) {
1760   assert(IO.getContext() && "The IO context is not initialized");
1761 
1762   IO.mapOptional("Version", E.Version);
1763   IO.mapOptional("Flags", E.Flags);
1764   IO.mapOptional("VersionNdx", E.VersionNdx);
1765   IO.mapOptional("Hash", E.Hash);
1766   IO.mapRequired("Names", E.VerNames);
1767 }
1768 
mapping(IO & IO,ELFYAML::VerneedEntry & E)1769 void MappingTraits<ELFYAML::VerneedEntry>::mapping(IO &IO,
1770                                                    ELFYAML::VerneedEntry &E) {
1771   assert(IO.getContext() && "The IO context is not initialized");
1772 
1773   IO.mapRequired("Version", E.Version);
1774   IO.mapRequired("File", E.File);
1775   IO.mapRequired("Entries", E.AuxV);
1776 }
1777 
mapping(IO & IO,ELFYAML::VernauxEntry & E)1778 void MappingTraits<ELFYAML::VernauxEntry>::mapping(IO &IO,
1779                                                    ELFYAML::VernauxEntry &E) {
1780   assert(IO.getContext() && "The IO context is not initialized");
1781 
1782   IO.mapRequired("Name", E.Name);
1783   IO.mapRequired("Hash", E.Hash);
1784   IO.mapRequired("Flags", E.Flags);
1785   IO.mapRequired("Other", E.Other);
1786 }
1787 
mapping(IO & IO,ELFYAML::Relocation & Rel)1788 void MappingTraits<ELFYAML::Relocation>::mapping(IO &IO,
1789                                                  ELFYAML::Relocation &Rel) {
1790   const auto *Object = static_cast<ELFYAML::Object *>(IO.getContext());
1791   assert(Object && "The IO context is not initialized");
1792 
1793   IO.mapOptional("Offset", Rel.Offset, (Hex64)0);
1794   IO.mapOptional("Symbol", Rel.Symbol);
1795 
1796   if (Object->getMachine() == ELFYAML::ELF_EM(ELF::EM_MIPS) &&
1797       Object->Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64)) {
1798     MappingNormalization<NormalizedMips64RelType, ELFYAML::ELF_REL> Key(
1799         IO, Rel.Type);
1800     IO.mapRequired("Type", Key->Type);
1801     IO.mapOptional("Type2", Key->Type2, ELFYAML::ELF_REL(ELF::R_MIPS_NONE));
1802     IO.mapOptional("Type3", Key->Type3, ELFYAML::ELF_REL(ELF::R_MIPS_NONE));
1803     IO.mapOptional("SpecSym", Key->SpecSym, ELFYAML::ELF_RSS(ELF::RSS_UNDEF));
1804   } else
1805     IO.mapRequired("Type", Rel.Type);
1806 
1807   IO.mapOptional("Addend", Rel.Addend, (ELFYAML::YAMLIntUInt)0);
1808 }
1809 
mapping(IO & IO,ELFYAML::ARMIndexTableEntry & E)1810 void MappingTraits<ELFYAML::ARMIndexTableEntry>::mapping(
1811     IO &IO, ELFYAML::ARMIndexTableEntry &E) {
1812   assert(IO.getContext() && "The IO context is not initialized");
1813   IO.mapRequired("Offset", E.Offset);
1814 
1815   StringRef CantUnwind = "EXIDX_CANTUNWIND";
1816   if (IO.outputting() && (uint32_t)E.Value == ARM::EHABI::EXIDX_CANTUNWIND)
1817     IO.mapRequired("Value", CantUnwind);
1818   else if (!IO.outputting() && getStringValue(IO, "Value") == CantUnwind)
1819     E.Value = ARM::EHABI::EXIDX_CANTUNWIND;
1820   else
1821     IO.mapRequired("Value", E.Value);
1822 }
1823 
mapping(IO & IO,ELFYAML::Object & Object)1824 void MappingTraits<ELFYAML::Object>::mapping(IO &IO, ELFYAML::Object &Object) {
1825   assert(!IO.getContext() && "The IO context is initialized already");
1826   IO.setContext(&Object);
1827   IO.mapTag("!ELF", true);
1828   IO.mapRequired("FileHeader", Object.Header);
1829   IO.mapOptional("ProgramHeaders", Object.ProgramHeaders);
1830   IO.mapOptional("Sections", Object.Chunks);
1831   IO.mapOptional("Symbols", Object.Symbols);
1832   IO.mapOptional("DynamicSymbols", Object.DynamicSymbols);
1833   IO.mapOptional("DWARF", Object.DWARF);
1834   if (Object.DWARF) {
1835     Object.DWARF->IsLittleEndian =
1836         Object.Header.Data == ELFYAML::ELF_ELFDATA(ELF::ELFDATA2LSB);
1837     Object.DWARF->Is64BitAddrSize =
1838         Object.Header.Class == ELFYAML::ELF_ELFCLASS(ELF::ELFCLASS64);
1839   }
1840   IO.setContext(nullptr);
1841 }
1842 
mapping(IO & IO,ELFYAML::LinkerOption & Opt)1843 void MappingTraits<ELFYAML::LinkerOption>::mapping(IO &IO,
1844                                                    ELFYAML::LinkerOption &Opt) {
1845   assert(IO.getContext() && "The IO context is not initialized");
1846   IO.mapRequired("Name", Opt.Key);
1847   IO.mapRequired("Value", Opt.Value);
1848 }
1849 
mapping(IO & IO,ELFYAML::CallGraphEntryWeight & E)1850 void MappingTraits<ELFYAML::CallGraphEntryWeight>::mapping(
1851     IO &IO, ELFYAML::CallGraphEntryWeight &E) {
1852   assert(IO.getContext() && "The IO context is not initialized");
1853   IO.mapRequired("Weight", E.Weight);
1854 }
1855 
1856 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_AFL_REG)
1857 LLVM_YAML_STRONG_TYPEDEF(uint8_t, MIPS_ABI_FP)
1858 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_EXT)
1859 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_ASE)
1860 LLVM_YAML_STRONG_TYPEDEF(uint32_t, MIPS_AFL_FLAGS1)
1861 
1862 } // end namespace yaml
1863 
1864 } // end namespace llvm
1865