1//===------------ DebugInfo.h - LLVM C API Debug Info API -----------------===//
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 declares the C API endpoints for generating DWARF Debug Info
10///
11/// Note: This interface is experimental. It is *NOT* stable, and may be
12/// changed without warning.
13///
14//===----------------------------------------------------------------------===//
15
16#ifndef LLVM_C_DEBUGINFO_H
17#define LLVM_C_DEBUGINFO_H
18
19#include "llvm-c/ExternC.h"
20#include "llvm-c/Types.h"
21
22LLVM_C_EXTERN_C_BEGIN
23
24/**
25 * @defgroup LLVMCCoreDebugInfo Debug Information
26 * @ingroup LLVMCCore
27 *
28 * @{
29 */
30
31/**
32 * Debug info flags.
33 */
34typedef enum {
35 LLVMDIFlagZero = 0,
36 LLVMDIFlagPrivate = 1,
37 LLVMDIFlagProtected = 2,
38 LLVMDIFlagPublic = 3,
39 LLVMDIFlagFwdDecl = 1 << 2,
40 LLVMDIFlagAppleBlock = 1 << 3,
41 LLVMDIFlagReservedBit4 = 1 << 4,
42 LLVMDIFlagVirtual = 1 << 5,
43 LLVMDIFlagArtificial = 1 << 6,
44 LLVMDIFlagExplicit = 1 << 7,
45 LLVMDIFlagPrototyped = 1 << 8,
46 LLVMDIFlagObjcClassComplete = 1 << 9,
47 LLVMDIFlagObjectPointer = 1 << 10,
48 LLVMDIFlagVector = 1 << 11,
49 LLVMDIFlagStaticMember = 1 << 12,
50 LLVMDIFlagLValueReference = 1 << 13,
51 LLVMDIFlagRValueReference = 1 << 14,
52 LLVMDIFlagReserved = 1 << 15,
53 LLVMDIFlagSingleInheritance = 1 << 16,
54 LLVMDIFlagMultipleInheritance = 2 << 16,
55 LLVMDIFlagVirtualInheritance = 3 << 16,
56 LLVMDIFlagIntroducedVirtual = 1 << 18,
57 LLVMDIFlagBitField = 1 << 19,
58 LLVMDIFlagNoReturn = 1 << 20,
59 LLVMDIFlagTypePassByValue = 1 << 22,
60 LLVMDIFlagTypePassByReference = 1 << 23,
61 LLVMDIFlagEnumClass = 1 << 24,
62 LLVMDIFlagFixedEnum = LLVMDIFlagEnumClass, // Deprecated.
63 LLVMDIFlagThunk = 1 << 25,
64 LLVMDIFlagNonTrivial = 1 << 26,
65 LLVMDIFlagBigEndian = 1 << 27,
66 LLVMDIFlagLittleEndian = 1 << 28,
67 LLVMDIFlagIndirectVirtualBase = (1 << 2) | (1 << 5),
68 LLVMDIFlagAccessibility = LLVMDIFlagPrivate | LLVMDIFlagProtected |
69 LLVMDIFlagPublic,
70 LLVMDIFlagPtrToMemberRep = LLVMDIFlagSingleInheritance |
71 LLVMDIFlagMultipleInheritance |
72 LLVMDIFlagVirtualInheritance
73} LLVMDIFlags;
74
75/**
76 * Source languages known by DWARF.
77 */
78typedef enum {
79 LLVMDWARFSourceLanguageC89,
80 LLVMDWARFSourceLanguageC,
81 LLVMDWARFSourceLanguageAda83,
82 LLVMDWARFSourceLanguageC_plus_plus,
83 LLVMDWARFSourceLanguageCobol74,
84 LLVMDWARFSourceLanguageCobol85,
85 LLVMDWARFSourceLanguageFortran77,
86 LLVMDWARFSourceLanguageFortran90,
87 LLVMDWARFSourceLanguagePascal83,
88 LLVMDWARFSourceLanguageModula2,
89 // New in DWARF v3:
90 LLVMDWARFSourceLanguageJava,
91 LLVMDWARFSourceLanguageC99,
92 LLVMDWARFSourceLanguageAda95,
93 LLVMDWARFSourceLanguageFortran95,
94 LLVMDWARFSourceLanguagePLI,
95 LLVMDWARFSourceLanguageObjC,
96 LLVMDWARFSourceLanguageObjC_plus_plus,
97 LLVMDWARFSourceLanguageUPC,
98 LLVMDWARFSourceLanguageD,
99 // New in DWARF v4:
100 LLVMDWARFSourceLanguagePython,
101 // New in DWARF v5:
102 LLVMDWARFSourceLanguageOpenCL,
103 LLVMDWARFSourceLanguageGo,
104 LLVMDWARFSourceLanguageModula3,
105 LLVMDWARFSourceLanguageHaskell,
106 LLVMDWARFSourceLanguageC_plus_plus_03,
107 LLVMDWARFSourceLanguageC_plus_plus_11,
108 LLVMDWARFSourceLanguageOCaml,
109 LLVMDWARFSourceLanguageRust,
110 LLVMDWARFSourceLanguageC11,
111 LLVMDWARFSourceLanguageSwift,
112 LLVMDWARFSourceLanguageJulia,
113 LLVMDWARFSourceLanguageDylan,
114 LLVMDWARFSourceLanguageC_plus_plus_14,
115 LLVMDWARFSourceLanguageFortran03,
116 LLVMDWARFSourceLanguageFortran08,
117 LLVMDWARFSourceLanguageRenderScript,
118 LLVMDWARFSourceLanguageBLISS,
119 LLVMDWARFSourceLanguageKotlin,
120 LLVMDWARFSourceLanguageZig,
121 LLVMDWARFSourceLanguageCrystal,
122 LLVMDWARFSourceLanguageC_plus_plus_17,
123 LLVMDWARFSourceLanguageC_plus_plus_20,
124 LLVMDWARFSourceLanguageC17,
125 LLVMDWARFSourceLanguageFortran18,
126 LLVMDWARFSourceLanguageAda2005,
127 LLVMDWARFSourceLanguageAda2012,
128 LLVMDWARFSourceLanguageMojo,
129 // Vendor extensions:
130 LLVMDWARFSourceLanguageMips_Assembler,
131 LLVMDWARFSourceLanguageGOOGLE_RenderScript,
132 LLVMDWARFSourceLanguageBORLAND_Delphi
133} LLVMDWARFSourceLanguage;
134
135/**
136 * The amount of debug information to emit.
137 */
138typedef enum {
139 LLVMDWARFEmissionNone = 0,
140 LLVMDWARFEmissionFull,
141 LLVMDWARFEmissionLineTablesOnly
142} LLVMDWARFEmissionKind;
143
144/**
145 * The kind of metadata nodes.
146 */
147enum {
148 LLVMMDStringMetadataKind,
149 LLVMConstantAsMetadataMetadataKind,
150 LLVMLocalAsMetadataMetadataKind,
151 LLVMDistinctMDOperandPlaceholderMetadataKind,
152 LLVMMDTupleMetadataKind,
153 LLVMDILocationMetadataKind,
154 LLVMDIExpressionMetadataKind,
155 LLVMDIGlobalVariableExpressionMetadataKind,
156 LLVMGenericDINodeMetadataKind,
157 LLVMDISubrangeMetadataKind,
158 LLVMDIEnumeratorMetadataKind,
159 LLVMDIBasicTypeMetadataKind,
160 LLVMDIDerivedTypeMetadataKind,
161 LLVMDICompositeTypeMetadataKind,
162 LLVMDISubroutineTypeMetadataKind,
163 LLVMDIFileMetadataKind,
164 LLVMDICompileUnitMetadataKind,
165 LLVMDISubprogramMetadataKind,
166 LLVMDILexicalBlockMetadataKind,
167 LLVMDILexicalBlockFileMetadataKind,
168 LLVMDINamespaceMetadataKind,
169 LLVMDIModuleMetadataKind,
170 LLVMDITemplateTypeParameterMetadataKind,
171 LLVMDITemplateValueParameterMetadataKind,
172 LLVMDIGlobalVariableMetadataKind,
173 LLVMDILocalVariableMetadataKind,
174 LLVMDILabelMetadataKind,
175 LLVMDIObjCPropertyMetadataKind,
176 LLVMDIImportedEntityMetadataKind,
177 LLVMDIMacroMetadataKind,
178 LLVMDIMacroFileMetadataKind,
179 LLVMDICommonBlockMetadataKind,
180 LLVMDIStringTypeMetadataKind,
181 LLVMDIGenericSubrangeMetadataKind,
182 LLVMDIArgListMetadataKind,
183 LLVMDIAssignIDMetadataKind,
184};
185typedef unsigned LLVMMetadataKind;
186
187/**
188 * An LLVM DWARF type encoding.
189 */
190typedef unsigned LLVMDWARFTypeEncoding;
191
192/**
193 * Describes the kind of macro declaration used for LLVMDIBuilderCreateMacro.
194 * @see llvm::dwarf::MacinfoRecordType
195 * @note Values are from DW_MACINFO_* constants in the DWARF specification.
196 */
197typedef enum {
198 LLVMDWARFMacinfoRecordTypeDefine = 0x01,
199 LLVMDWARFMacinfoRecordTypeMacro = 0x02,
200 LLVMDWARFMacinfoRecordTypeStartFile = 0x03,
201 LLVMDWARFMacinfoRecordTypeEndFile = 0x04,
202 LLVMDWARFMacinfoRecordTypeVendorExt = 0xff
203} LLVMDWARFMacinfoRecordType;
204
205/**
206 * The current debug metadata version number.
207 */
208unsigned LLVMDebugMetadataVersion(void);
209
210/**
211 * The version of debug metadata that's present in the provided \c Module.
212 */
213unsigned LLVMGetModuleDebugMetadataVersion(LLVMModuleRef Module);
214
215/**
216 * Strip debug info in the module if it exists.
217 * To do this, we remove all calls to the debugger intrinsics and any named
218 * metadata for debugging. We also remove debug locations for instructions.
219 * Return true if module is modified.
220 */
221LLVMBool LLVMStripModuleDebugInfo(LLVMModuleRef Module);
222
223/**
224 * Construct a builder for a module, and do not allow for unresolved nodes
225 * attached to the module.
226 */
227LLVMDIBuilderRef LLVMCreateDIBuilderDisallowUnresolved(LLVMModuleRef M);
228
229/**
230 * Construct a builder for a module and collect unresolved nodes attached
231 * to the module in order to resolve cycles during a call to
232 * \c LLVMDIBuilderFinalize.
233 */
234LLVMDIBuilderRef LLVMCreateDIBuilder(LLVMModuleRef M);
235
236/**
237 * Deallocates the \c DIBuilder and everything it owns.
238 * @note You must call \c LLVMDIBuilderFinalize before this
239 */
240void LLVMDisposeDIBuilder(LLVMDIBuilderRef Builder);
241
242/**
243 * Construct any deferred debug info descriptors.
244 */
245void LLVMDIBuilderFinalize(LLVMDIBuilderRef Builder);
246
247/**
248 * Finalize a specific subprogram.
249 * No new variables may be added to this subprogram afterwards.
250 */
251void LLVMDIBuilderFinalizeSubprogram(LLVMDIBuilderRef Builder,
252 LLVMMetadataRef Subprogram);
253
254/**
255 * A CompileUnit provides an anchor for all debugging
256 * information generated during this instance of compilation.
257 * \param Lang Source programming language, eg.
258 * \c LLVMDWARFSourceLanguageC99
259 * \param FileRef File info.
260 * \param Producer Identify the producer of debugging information
261 * and code. Usually this is a compiler
262 * version string.
263 * \param ProducerLen The length of the C string passed to \c Producer.
264 * \param isOptimized A boolean flag which indicates whether optimization
265 * is enabled or not.
266 * \param Flags This string lists command line options. This
267 * string is directly embedded in debug info
268 * output which may be used by a tool
269 * analyzing generated debugging information.
270 * \param FlagsLen The length of the C string passed to \c Flags.
271 * \param RuntimeVer This indicates runtime version for languages like
272 * Objective-C.
273 * \param SplitName The name of the file that we'll split debug info
274 * out into.
275 * \param SplitNameLen The length of the C string passed to \c SplitName.
276 * \param Kind The kind of debug information to generate.
277 * \param DWOId The DWOId if this is a split skeleton compile unit.
278 * \param SplitDebugInlining Whether to emit inline debug info.
279 * \param DebugInfoForProfiling Whether to emit extra debug info for
280 * profile collection.
281 * \param SysRoot The Clang system root (value of -isysroot).
282 * \param SysRootLen The length of the C string passed to \c SysRoot.
283 * \param SDK The SDK. On Darwin, the last component of the sysroot.
284 * \param SDKLen The length of the C string passed to \c SDK.
285 */
286LLVMMetadataRef LLVMDIBuilderCreateCompileUnit(
287 LLVMDIBuilderRef Builder, LLVMDWARFSourceLanguage Lang,
288 LLVMMetadataRef FileRef, const char *Producer, size_t ProducerLen,
289 LLVMBool isOptimized, const char *Flags, size_t FlagsLen,
290 unsigned RuntimeVer, const char *SplitName, size_t SplitNameLen,
291 LLVMDWARFEmissionKind Kind, unsigned DWOId, LLVMBool SplitDebugInlining,
292 LLVMBool DebugInfoForProfiling, const char *SysRoot, size_t SysRootLen,
293 const char *SDK, size_t SDKLen);
294
295/**
296 * Create a file descriptor to hold debugging information for a file.
297 * \param Builder The \c DIBuilder.
298 * \param Filename File name.
299 * \param FilenameLen The length of the C string passed to \c Filename.
300 * \param Directory Directory.
301 * \param DirectoryLen The length of the C string passed to \c Directory.
302 */
303LLVMMetadataRef
304LLVMDIBuilderCreateFile(LLVMDIBuilderRef Builder, const char *Filename,
305 size_t FilenameLen, const char *Directory,
306 size_t DirectoryLen);
307
308/**
309 * Creates a new descriptor for a module with the specified parent scope.
310 * \param Builder The \c DIBuilder.
311 * \param ParentScope The parent scope containing this module declaration.
312 * \param Name Module name.
313 * \param NameLen The length of the C string passed to \c Name.
314 * \param ConfigMacros A space-separated shell-quoted list of -D macro
315 definitions as they would appear on a command line.
316 * \param ConfigMacrosLen The length of the C string passed to \c ConfigMacros.
317 * \param IncludePath The path to the module map file.
318 * \param IncludePathLen The length of the C string passed to \c IncludePath.
319 * \param APINotesFile The path to an API notes file for the module.
320 * \param APINotesFileLen The length of the C string passed to \c APINotestFile.
321 */
322LLVMMetadataRef
323LLVMDIBuilderCreateModule(LLVMDIBuilderRef Builder, LLVMMetadataRef ParentScope,
324 const char *Name, size_t NameLen,
325 const char *ConfigMacros, size_t ConfigMacrosLen,
326 const char *IncludePath, size_t IncludePathLen,
327 const char *APINotesFile, size_t APINotesFileLen);
328
329/**
330 * Creates a new descriptor for a namespace with the specified parent scope.
331 * \param Builder The \c DIBuilder.
332 * \param ParentScope The parent scope containing this module declaration.
333 * \param Name NameSpace name.
334 * \param NameLen The length of the C string passed to \c Name.
335 * \param ExportSymbols Whether or not the namespace exports symbols, e.g.
336 * this is true of C++ inline namespaces.
337 */
338LLVMMetadataRef
339LLVMDIBuilderCreateNameSpace(LLVMDIBuilderRef Builder,
340 LLVMMetadataRef ParentScope,
341 const char *Name, size_t NameLen,
342 LLVMBool ExportSymbols);
343
344/**
345 * Create a new descriptor for the specified subprogram.
346 * \param Builder The \c DIBuilder.
347 * \param Scope Function scope.
348 * \param Name Function name.
349 * \param NameLen Length of enumeration name.
350 * \param LinkageName Mangled function name.
351 * \param LinkageNameLen Length of linkage name.
352 * \param File File where this variable is defined.
353 * \param LineNo Line number.
354 * \param Ty Function type.
355 * \param IsLocalToUnit True if this function is not externally visible.
356 * \param IsDefinition True if this is a function definition.
357 * \param ScopeLine Set to the beginning of the scope this starts
358 * \param Flags E.g.: \c LLVMDIFlagLValueReference. These flags are
359 * used to emit dwarf attributes.
360 * \param IsOptimized True if optimization is ON.
361 */
362LLVMMetadataRef LLVMDIBuilderCreateFunction(
363 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
364 size_t NameLen, const char *LinkageName, size_t LinkageNameLen,
365 LLVMMetadataRef File, unsigned LineNo, LLVMMetadataRef Ty,
366 LLVMBool IsLocalToUnit, LLVMBool IsDefinition,
367 unsigned ScopeLine, LLVMDIFlags Flags, LLVMBool IsOptimized);
368
369/**
370 * Create a descriptor for a lexical block with the specified parent context.
371 * \param Builder The \c DIBuilder.
372 * \param Scope Parent lexical block.
373 * \param File Source file.
374 * \param Line The line in the source file.
375 * \param Column The column in the source file.
376 */
377LLVMMetadataRef LLVMDIBuilderCreateLexicalBlock(
378 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope,
379 LLVMMetadataRef File, unsigned Line, unsigned Column);
380
381/**
382 * Create a descriptor for a lexical block with a new file attached.
383 * \param Builder The \c DIBuilder.
384 * \param Scope Lexical block.
385 * \param File Source file.
386 * \param Discriminator DWARF path discriminator value.
387 */
388LLVMMetadataRef
389LLVMDIBuilderCreateLexicalBlockFile(LLVMDIBuilderRef Builder,
390 LLVMMetadataRef Scope,
391 LLVMMetadataRef File,
392 unsigned Discriminator);
393
394/**
395 * Create a descriptor for an imported namespace. Suitable for e.g. C++
396 * using declarations.
397 * \param Builder The \c DIBuilder.
398 * \param Scope The scope this module is imported into
399 * \param File File where the declaration is located.
400 * \param Line Line number of the declaration.
401 */
402LLVMMetadataRef
403LLVMDIBuilderCreateImportedModuleFromNamespace(LLVMDIBuilderRef Builder,
404 LLVMMetadataRef Scope,
405 LLVMMetadataRef NS,
406 LLVMMetadataRef File,
407 unsigned Line);
408
409/**
410 * Create a descriptor for an imported module that aliases another
411 * imported entity descriptor.
412 * \param Builder The \c DIBuilder.
413 * \param Scope The scope this module is imported into
414 * \param ImportedEntity Previous imported entity to alias.
415 * \param File File where the declaration is located.
416 * \param Line Line number of the declaration.
417 * \param Elements Renamed elements.
418 * \param NumElements Number of renamed elements.
419 */
420LLVMMetadataRef LLVMDIBuilderCreateImportedModuleFromAlias(
421 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope,
422 LLVMMetadataRef ImportedEntity, LLVMMetadataRef File, unsigned Line,
423 LLVMMetadataRef *Elements, unsigned NumElements);
424
425/**
426 * Create a descriptor for an imported module.
427 * \param Builder The \c DIBuilder.
428 * \param Scope The scope this module is imported into
429 * \param M The module being imported here
430 * \param File File where the declaration is located.
431 * \param Line Line number of the declaration.
432 * \param Elements Renamed elements.
433 * \param NumElements Number of renamed elements.
434 */
435LLVMMetadataRef LLVMDIBuilderCreateImportedModuleFromModule(
436 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, LLVMMetadataRef M,
437 LLVMMetadataRef File, unsigned Line, LLVMMetadataRef *Elements,
438 unsigned NumElements);
439
440/**
441 * Create a descriptor for an imported function, type, or variable. Suitable
442 * for e.g. FORTRAN-style USE declarations.
443 * \param Builder The DIBuilder.
444 * \param Scope The scope this module is imported into.
445 * \param Decl The declaration (or definition) of a function, type,
446 or variable.
447 * \param File File where the declaration is located.
448 * \param Line Line number of the declaration.
449 * \param Name A name that uniquely identifies this imported
450 declaration.
451 * \param NameLen The length of the C string passed to \c Name.
452 * \param Elements Renamed elements.
453 * \param NumElements Number of renamed elements.
454 */
455LLVMMetadataRef LLVMDIBuilderCreateImportedDeclaration(
456 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, LLVMMetadataRef Decl,
457 LLVMMetadataRef File, unsigned Line, const char *Name, size_t NameLen,
458 LLVMMetadataRef *Elements, unsigned NumElements);
459
460/**
461 * Creates a new DebugLocation that describes a source location.
462 * \param Line The line in the source file.
463 * \param Column The column in the source file.
464 * \param Scope The scope in which the location resides.
465 * \param InlinedAt The scope where this location was inlined, if at all.
466 * (optional).
467 * \note If the item to which this location is attached cannot be
468 * attributed to a source line, pass 0 for the line and column.
469 */
470LLVMMetadataRef
471LLVMDIBuilderCreateDebugLocation(LLVMContextRef Ctx, unsigned Line,
472 unsigned Column, LLVMMetadataRef Scope,
473 LLVMMetadataRef InlinedAt);
474
475/**
476 * Get the line number of this debug location.
477 * \param Location The debug location.
478 *
479 * @see DILocation::getLine()
480 */
481unsigned LLVMDILocationGetLine(LLVMMetadataRef Location);
482
483/**
484 * Get the column number of this debug location.
485 * \param Location The debug location.
486 *
487 * @see DILocation::getColumn()
488 */
489unsigned LLVMDILocationGetColumn(LLVMMetadataRef Location);
490
491/**
492 * Get the local scope associated with this debug location.
493 * \param Location The debug location.
494 *
495 * @see DILocation::getScope()
496 */
497LLVMMetadataRef LLVMDILocationGetScope(LLVMMetadataRef Location);
498
499/**
500 * Get the "inline at" location associated with this debug location.
501 * \param Location The debug location.
502 *
503 * @see DILocation::getInlinedAt()
504 */
505LLVMMetadataRef LLVMDILocationGetInlinedAt(LLVMMetadataRef Location);
506
507/**
508 * Get the metadata of the file associated with a given scope.
509 * \param Scope The scope object.
510 *
511 * @see DIScope::getFile()
512 */
513LLVMMetadataRef LLVMDIScopeGetFile(LLVMMetadataRef Scope);
514
515/**
516 * Get the directory of a given file.
517 * \param File The file object.
518 * \param Len The length of the returned string.
519 *
520 * @see DIFile::getDirectory()
521 */
522const char *LLVMDIFileGetDirectory(LLVMMetadataRef File, unsigned *Len);
523
524/**
525 * Get the name of a given file.
526 * \param File The file object.
527 * \param Len The length of the returned string.
528 *
529 * @see DIFile::getFilename()
530 */
531const char *LLVMDIFileGetFilename(LLVMMetadataRef File, unsigned *Len);
532
533/**
534 * Get the source of a given file.
535 * \param File The file object.
536 * \param Len The length of the returned string.
537 *
538 * @see DIFile::getSource()
539 */
540const char *LLVMDIFileGetSource(LLVMMetadataRef File, unsigned *Len);
541
542/**
543 * Create a type array.
544 * \param Builder The DIBuilder.
545 * \param Data The type elements.
546 * \param NumElements Number of type elements.
547 */
548LLVMMetadataRef LLVMDIBuilderGetOrCreateTypeArray(LLVMDIBuilderRef Builder,
549 LLVMMetadataRef *Data,
550 size_t NumElements);
551
552/**
553 * Create subroutine type.
554 * \param Builder The DIBuilder.
555 * \param File The file in which the subroutine resides.
556 * \param ParameterTypes An array of subroutine parameter types. This
557 * includes return type at 0th index.
558 * \param NumParameterTypes The number of parameter types in \c ParameterTypes
559 * \param Flags E.g.: \c LLVMDIFlagLValueReference.
560 * These flags are used to emit dwarf attributes.
561 */
562LLVMMetadataRef
563LLVMDIBuilderCreateSubroutineType(LLVMDIBuilderRef Builder,
564 LLVMMetadataRef File,
565 LLVMMetadataRef *ParameterTypes,
566 unsigned NumParameterTypes,
567 LLVMDIFlags Flags);
568
569/**
570 * Create debugging information entry for a macro.
571 * @param Builder The DIBuilder.
572 * @param ParentMacroFile Macro parent (could be NULL).
573 * @param Line Source line number where the macro is defined.
574 * @param RecordType DW_MACINFO_define or DW_MACINFO_undef.
575 * @param Name Macro name.
576 * @param NameLen Macro name length.
577 * @param Value Macro value.
578 * @param ValueLen Macro value length.
579 */
580LLVMMetadataRef LLVMDIBuilderCreateMacro(LLVMDIBuilderRef Builder,
581 LLVMMetadataRef ParentMacroFile,
582 unsigned Line,
583 LLVMDWARFMacinfoRecordType RecordType,
584 const char *Name, size_t NameLen,
585 const char *Value, size_t ValueLen);
586
587/**
588 * Create debugging information temporary entry for a macro file.
589 * List of macro node direct children will be calculated by DIBuilder,
590 * using the \p ParentMacroFile relationship.
591 * @param Builder The DIBuilder.
592 * @param ParentMacroFile Macro parent (could be NULL).
593 * @param Line Source line number where the macro file is included.
594 * @param File File descriptor containing the name of the macro file.
595 */
596LLVMMetadataRef
597LLVMDIBuilderCreateTempMacroFile(LLVMDIBuilderRef Builder,
598 LLVMMetadataRef ParentMacroFile, unsigned Line,
599 LLVMMetadataRef File);
600
601/**
602 * Create debugging information entry for an enumerator.
603 * @param Builder The DIBuilder.
604 * @param Name Enumerator name.
605 * @param NameLen Length of enumerator name.
606 * @param Value Enumerator value.
607 * @param IsUnsigned True if the value is unsigned.
608 */
609LLVMMetadataRef LLVMDIBuilderCreateEnumerator(LLVMDIBuilderRef Builder,
610 const char *Name, size_t NameLen,
611 int64_t Value,
612 LLVMBool IsUnsigned);
613
614/**
615 * Create debugging information entry for an enumeration.
616 * \param Builder The DIBuilder.
617 * \param Scope Scope in which this enumeration is defined.
618 * \param Name Enumeration name.
619 * \param NameLen Length of enumeration name.
620 * \param File File where this member is defined.
621 * \param LineNumber Line number.
622 * \param SizeInBits Member size.
623 * \param AlignInBits Member alignment.
624 * \param Elements Enumeration elements.
625 * \param NumElements Number of enumeration elements.
626 * \param ClassTy Underlying type of a C++11/ObjC fixed enum.
627 */
628LLVMMetadataRef LLVMDIBuilderCreateEnumerationType(
629 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
630 size_t NameLen, LLVMMetadataRef File, unsigned LineNumber,
631 uint64_t SizeInBits, uint32_t AlignInBits, LLVMMetadataRef *Elements,
632 unsigned NumElements, LLVMMetadataRef ClassTy);
633
634/**
635 * Create debugging information entry for a union.
636 * \param Builder The DIBuilder.
637 * \param Scope Scope in which this union is defined.
638 * \param Name Union name.
639 * \param NameLen Length of union name.
640 * \param File File where this member is defined.
641 * \param LineNumber Line number.
642 * \param SizeInBits Member size.
643 * \param AlignInBits Member alignment.
644 * \param Flags Flags to encode member attribute, e.g. private
645 * \param Elements Union elements.
646 * \param NumElements Number of union elements.
647 * \param RunTimeLang Optional parameter, Objective-C runtime version.
648 * \param UniqueId A unique identifier for the union.
649 * \param UniqueIdLen Length of unique identifier.
650 */
651LLVMMetadataRef LLVMDIBuilderCreateUnionType(
652 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
653 size_t NameLen, LLVMMetadataRef File, unsigned LineNumber,
654 uint64_t SizeInBits, uint32_t AlignInBits, LLVMDIFlags Flags,
655 LLVMMetadataRef *Elements, unsigned NumElements, unsigned RunTimeLang,
656 const char *UniqueId, size_t UniqueIdLen);
657
658
659/**
660 * Create debugging information entry for an array.
661 * \param Builder The DIBuilder.
662 * \param Size Array size.
663 * \param AlignInBits Alignment.
664 * \param Ty Element type.
665 * \param Subscripts Subscripts.
666 * \param NumSubscripts Number of subscripts.
667 */
668LLVMMetadataRef
669LLVMDIBuilderCreateArrayType(LLVMDIBuilderRef Builder, uint64_t Size,
670 uint32_t AlignInBits, LLVMMetadataRef Ty,
671 LLVMMetadataRef *Subscripts,
672 unsigned NumSubscripts);
673
674/**
675 * Create debugging information entry for a vector type.
676 * \param Builder The DIBuilder.
677 * \param Size Vector size.
678 * \param AlignInBits Alignment.
679 * \param Ty Element type.
680 * \param Subscripts Subscripts.
681 * \param NumSubscripts Number of subscripts.
682 */
683LLVMMetadataRef
684LLVMDIBuilderCreateVectorType(LLVMDIBuilderRef Builder, uint64_t Size,
685 uint32_t AlignInBits, LLVMMetadataRef Ty,
686 LLVMMetadataRef *Subscripts,
687 unsigned NumSubscripts);
688
689/**
690 * Create a DWARF unspecified type.
691 * \param Builder The DIBuilder.
692 * \param Name The unspecified type's name.
693 * \param NameLen Length of type name.
694 */
695LLVMMetadataRef
696LLVMDIBuilderCreateUnspecifiedType(LLVMDIBuilderRef Builder, const char *Name,
697 size_t NameLen);
698
699/**
700 * Create debugging information entry for a basic
701 * type.
702 * \param Builder The DIBuilder.
703 * \param Name Type name.
704 * \param NameLen Length of type name.
705 * \param SizeInBits Size of the type.
706 * \param Encoding DWARF encoding code, e.g. \c LLVMDWARFTypeEncoding_float.
707 * \param Flags Flags to encode optional attribute like endianity
708 */
709LLVMMetadataRef
710LLVMDIBuilderCreateBasicType(LLVMDIBuilderRef Builder, const char *Name,
711 size_t NameLen, uint64_t SizeInBits,
712 LLVMDWARFTypeEncoding Encoding,
713 LLVMDIFlags Flags);
714
715/**
716 * Create debugging information entry for a pointer.
717 * \param Builder The DIBuilder.
718 * \param PointeeTy Type pointed by this pointer.
719 * \param SizeInBits Size.
720 * \param AlignInBits Alignment. (optional, pass 0 to ignore)
721 * \param AddressSpace DWARF address space. (optional, pass 0 to ignore)
722 * \param Name Pointer type name. (optional)
723 * \param NameLen Length of pointer type name. (optional)
724 */
725LLVMMetadataRef LLVMDIBuilderCreatePointerType(
726 LLVMDIBuilderRef Builder, LLVMMetadataRef PointeeTy,
727 uint64_t SizeInBits, uint32_t AlignInBits, unsigned AddressSpace,
728 const char *Name, size_t NameLen);
729
730/**
731 * Create debugging information entry for a struct.
732 * \param Builder The DIBuilder.
733 * \param Scope Scope in which this struct is defined.
734 * \param Name Struct name.
735 * \param NameLen Struct name length.
736 * \param File File where this member is defined.
737 * \param LineNumber Line number.
738 * \param SizeInBits Member size.
739 * \param AlignInBits Member alignment.
740 * \param Flags Flags to encode member attribute, e.g. private
741 * \param Elements Struct elements.
742 * \param NumElements Number of struct elements.
743 * \param RunTimeLang Optional parameter, Objective-C runtime version.
744 * \param VTableHolder The object containing the vtable for the struct.
745 * \param UniqueId A unique identifier for the struct.
746 * \param UniqueIdLen Length of the unique identifier for the struct.
747 */
748LLVMMetadataRef LLVMDIBuilderCreateStructType(
749 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
750 size_t NameLen, LLVMMetadataRef File, unsigned LineNumber,
751 uint64_t SizeInBits, uint32_t AlignInBits, LLVMDIFlags Flags,
752 LLVMMetadataRef DerivedFrom, LLVMMetadataRef *Elements,
753 unsigned NumElements, unsigned RunTimeLang, LLVMMetadataRef VTableHolder,
754 const char *UniqueId, size_t UniqueIdLen);
755
756/**
757 * Create debugging information entry for a member.
758 * \param Builder The DIBuilder.
759 * \param Scope Member scope.
760 * \param Name Member name.
761 * \param NameLen Length of member name.
762 * \param File File where this member is defined.
763 * \param LineNo Line number.
764 * \param SizeInBits Member size.
765 * \param AlignInBits Member alignment.
766 * \param OffsetInBits Member offset.
767 * \param Flags Flags to encode member attribute, e.g. private
768 * \param Ty Parent type.
769 */
770LLVMMetadataRef LLVMDIBuilderCreateMemberType(
771 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
772 size_t NameLen, LLVMMetadataRef File, unsigned LineNo,
773 uint64_t SizeInBits, uint32_t AlignInBits, uint64_t OffsetInBits,
774 LLVMDIFlags Flags, LLVMMetadataRef Ty);
775
776/**
777 * Create debugging information entry for a
778 * C++ static data member.
779 * \param Builder The DIBuilder.
780 * \param Scope Member scope.
781 * \param Name Member name.
782 * \param NameLen Length of member name.
783 * \param File File where this member is declared.
784 * \param LineNumber Line number.
785 * \param Type Type of the static member.
786 * \param Flags Flags to encode member attribute, e.g. private.
787 * \param ConstantVal Const initializer of the member.
788 * \param AlignInBits Member alignment.
789 */
790LLVMMetadataRef
791LLVMDIBuilderCreateStaticMemberType(
792 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
793 size_t NameLen, LLVMMetadataRef File, unsigned LineNumber,
794 LLVMMetadataRef Type, LLVMDIFlags Flags, LLVMValueRef ConstantVal,
795 uint32_t AlignInBits);
796
797/**
798 * Create debugging information entry for a pointer to member.
799 * \param Builder The DIBuilder.
800 * \param PointeeType Type pointed to by this pointer.
801 * \param ClassType Type for which this pointer points to members of.
802 * \param SizeInBits Size.
803 * \param AlignInBits Alignment.
804 * \param Flags Flags.
805 */
806LLVMMetadataRef
807LLVMDIBuilderCreateMemberPointerType(LLVMDIBuilderRef Builder,
808 LLVMMetadataRef PointeeType,
809 LLVMMetadataRef ClassType,
810 uint64_t SizeInBits,
811 uint32_t AlignInBits,
812 LLVMDIFlags Flags);
813/**
814 * Create debugging information entry for Objective-C instance variable.
815 * \param Builder The DIBuilder.
816 * \param Name Member name.
817 * \param NameLen The length of the C string passed to \c Name.
818 * \param File File where this member is defined.
819 * \param LineNo Line number.
820 * \param SizeInBits Member size.
821 * \param AlignInBits Member alignment.
822 * \param OffsetInBits Member offset.
823 * \param Flags Flags to encode member attribute, e.g. private
824 * \param Ty Parent type.
825 * \param PropertyNode Property associated with this ivar.
826 */
827LLVMMetadataRef
828LLVMDIBuilderCreateObjCIVar(LLVMDIBuilderRef Builder,
829 const char *Name, size_t NameLen,
830 LLVMMetadataRef File, unsigned LineNo,
831 uint64_t SizeInBits, uint32_t AlignInBits,
832 uint64_t OffsetInBits, LLVMDIFlags Flags,
833 LLVMMetadataRef Ty, LLVMMetadataRef PropertyNode);
834
835/**
836 * Create debugging information entry for Objective-C property.
837 * \param Builder The DIBuilder.
838 * \param Name Property name.
839 * \param NameLen The length of the C string passed to \c Name.
840 * \param File File where this property is defined.
841 * \param LineNo Line number.
842 * \param GetterName Name of the Objective C property getter selector.
843 * \param GetterNameLen The length of the C string passed to \c GetterName.
844 * \param SetterName Name of the Objective C property setter selector.
845 * \param SetterNameLen The length of the C string passed to \c SetterName.
846 * \param PropertyAttributes Objective C property attributes.
847 * \param Ty Type.
848 */
849LLVMMetadataRef
850LLVMDIBuilderCreateObjCProperty(LLVMDIBuilderRef Builder,
851 const char *Name, size_t NameLen,
852 LLVMMetadataRef File, unsigned LineNo,
853 const char *GetterName, size_t GetterNameLen,
854 const char *SetterName, size_t SetterNameLen,
855 unsigned PropertyAttributes,
856 LLVMMetadataRef Ty);
857
858/**
859 * Create a uniqued DIType* clone with FlagObjectPointer and FlagArtificial set.
860 * \param Builder The DIBuilder.
861 * \param Type The underlying type to which this pointer points.
862 */
863LLVMMetadataRef
864LLVMDIBuilderCreateObjectPointerType(LLVMDIBuilderRef Builder,
865 LLVMMetadataRef Type);
866
867/**
868 * Create debugging information entry for a qualified
869 * type, e.g. 'const int'.
870 * \param Builder The DIBuilder.
871 * \param Tag Tag identifying type,
872 * e.g. LLVMDWARFTypeQualifier_volatile_type
873 * \param Type Base Type.
874 */
875LLVMMetadataRef
876LLVMDIBuilderCreateQualifiedType(LLVMDIBuilderRef Builder, unsigned Tag,
877 LLVMMetadataRef Type);
878
879/**
880 * Create debugging information entry for a c++
881 * style reference or rvalue reference type.
882 * \param Builder The DIBuilder.
883 * \param Tag Tag identifying type,
884 * \param Type Base Type.
885 */
886LLVMMetadataRef
887LLVMDIBuilderCreateReferenceType(LLVMDIBuilderRef Builder, unsigned Tag,
888 LLVMMetadataRef Type);
889
890/**
891 * Create C++11 nullptr type.
892 * \param Builder The DIBuilder.
893 */
894LLVMMetadataRef
895LLVMDIBuilderCreateNullPtrType(LLVMDIBuilderRef Builder);
896
897/**
898 * Create debugging information entry for a typedef.
899 * \param Builder The DIBuilder.
900 * \param Type Original type.
901 * \param Name Typedef name.
902 * \param File File where this type is defined.
903 * \param LineNo Line number.
904 * \param Scope The surrounding context for the typedef.
905 */
906LLVMMetadataRef
907LLVMDIBuilderCreateTypedef(LLVMDIBuilderRef Builder, LLVMMetadataRef Type,
908 const char *Name, size_t NameLen,
909 LLVMMetadataRef File, unsigned LineNo,
910 LLVMMetadataRef Scope, uint32_t AlignInBits);
911
912/**
913 * Create debugging information entry to establish inheritance relationship
914 * between two types.
915 * \param Builder The DIBuilder.
916 * \param Ty Original type.
917 * \param BaseTy Base type. Ty is inherits from base.
918 * \param BaseOffset Base offset.
919 * \param VBPtrOffset Virtual base pointer offset.
920 * \param Flags Flags to describe inheritance attribute, e.g. private
921 */
922LLVMMetadataRef
923LLVMDIBuilderCreateInheritance(LLVMDIBuilderRef Builder,
924 LLVMMetadataRef Ty, LLVMMetadataRef BaseTy,
925 uint64_t BaseOffset, uint32_t VBPtrOffset,
926 LLVMDIFlags Flags);
927
928/**
929 * Create a permanent forward-declared type.
930 * \param Builder The DIBuilder.
931 * \param Tag A unique tag for this type.
932 * \param Name Type name.
933 * \param NameLen Length of type name.
934 * \param Scope Type scope.
935 * \param File File where this type is defined.
936 * \param Line Line number where this type is defined.
937 * \param RuntimeLang Indicates runtime version for languages like
938 * Objective-C.
939 * \param SizeInBits Member size.
940 * \param AlignInBits Member alignment.
941 * \param UniqueIdentifier A unique identifier for the type.
942 * \param UniqueIdentifierLen Length of the unique identifier.
943 */
944LLVMMetadataRef LLVMDIBuilderCreateForwardDecl(
945 LLVMDIBuilderRef Builder, unsigned Tag, const char *Name,
946 size_t NameLen, LLVMMetadataRef Scope, LLVMMetadataRef File, unsigned Line,
947 unsigned RuntimeLang, uint64_t SizeInBits, uint32_t AlignInBits,
948 const char *UniqueIdentifier, size_t UniqueIdentifierLen);
949
950/**
951 * Create a temporary forward-declared type.
952 * \param Builder The DIBuilder.
953 * \param Tag A unique tag for this type.
954 * \param Name Type name.
955 * \param NameLen Length of type name.
956 * \param Scope Type scope.
957 * \param File File where this type is defined.
958 * \param Line Line number where this type is defined.
959 * \param RuntimeLang Indicates runtime version for languages like
960 * Objective-C.
961 * \param SizeInBits Member size.
962 * \param AlignInBits Member alignment.
963 * \param Flags Flags.
964 * \param UniqueIdentifier A unique identifier for the type.
965 * \param UniqueIdentifierLen Length of the unique identifier.
966 */
967LLVMMetadataRef
968LLVMDIBuilderCreateReplaceableCompositeType(
969 LLVMDIBuilderRef Builder, unsigned Tag, const char *Name,
970 size_t NameLen, LLVMMetadataRef Scope, LLVMMetadataRef File, unsigned Line,
971 unsigned RuntimeLang, uint64_t SizeInBits, uint32_t AlignInBits,
972 LLVMDIFlags Flags, const char *UniqueIdentifier,
973 size_t UniqueIdentifierLen);
974
975/**
976 * Create debugging information entry for a bit field member.
977 * \param Builder The DIBuilder.
978 * \param Scope Member scope.
979 * \param Name Member name.
980 * \param NameLen Length of member name.
981 * \param File File where this member is defined.
982 * \param LineNumber Line number.
983 * \param SizeInBits Member size.
984 * \param OffsetInBits Member offset.
985 * \param StorageOffsetInBits Member storage offset.
986 * \param Flags Flags to encode member attribute.
987 * \param Type Parent type.
988 */
989LLVMMetadataRef
990LLVMDIBuilderCreateBitFieldMemberType(LLVMDIBuilderRef Builder,
991 LLVMMetadataRef Scope,
992 const char *Name, size_t NameLen,
993 LLVMMetadataRef File, unsigned LineNumber,
994 uint64_t SizeInBits,
995 uint64_t OffsetInBits,
996 uint64_t StorageOffsetInBits,
997 LLVMDIFlags Flags, LLVMMetadataRef Type);
998
999/**
1000 * Create debugging information entry for a class.
1001 * \param Scope Scope in which this class is defined.
1002 * \param Name Class name.
1003 * \param NameLen The length of the C string passed to \c Name.
1004 * \param File File where this member is defined.
1005 * \param LineNumber Line number.
1006 * \param SizeInBits Member size.
1007 * \param AlignInBits Member alignment.
1008 * \param OffsetInBits Member offset.
1009 * \param Flags Flags to encode member attribute, e.g. private.
1010 * \param DerivedFrom Debug info of the base class of this type.
1011 * \param Elements Class members.
1012 * \param NumElements Number of class elements.
1013 * \param VTableHolder Debug info of the base class that contains vtable
1014 * for this type. This is used in
1015 * DW_AT_containing_type. See DWARF documentation
1016 * for more info.
1017 * \param TemplateParamsNode Template type parameters.
1018 * \param UniqueIdentifier A unique identifier for the type.
1019 * \param UniqueIdentifierLen Length of the unique identifier.
1020 */
1021LLVMMetadataRef LLVMDIBuilderCreateClassType(LLVMDIBuilderRef Builder,
1022 LLVMMetadataRef Scope, const char *Name, size_t NameLen,
1023 LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits,
1024 uint32_t AlignInBits, uint64_t OffsetInBits, LLVMDIFlags Flags,
1025 LLVMMetadataRef DerivedFrom,
1026 LLVMMetadataRef *Elements, unsigned NumElements,
1027 LLVMMetadataRef VTableHolder, LLVMMetadataRef TemplateParamsNode,
1028 const char *UniqueIdentifier, size_t UniqueIdentifierLen);
1029
1030/**
1031 * Create a uniqued DIType* clone with FlagArtificial set.
1032 * \param Builder The DIBuilder.
1033 * \param Type The underlying type.
1034 */
1035LLVMMetadataRef
1036LLVMDIBuilderCreateArtificialType(LLVMDIBuilderRef Builder,
1037 LLVMMetadataRef Type);
1038
1039/**
1040 * Get the name of this DIType.
1041 * \param DType The DIType.
1042 * \param Length The length of the returned string.
1043 *
1044 * @see DIType::getName()
1045 */
1046const char *LLVMDITypeGetName(LLVMMetadataRef DType, size_t *Length);
1047
1048/**
1049 * Get the size of this DIType in bits.
1050 * \param DType The DIType.
1051 *
1052 * @see DIType::getSizeInBits()
1053 */
1054uint64_t LLVMDITypeGetSizeInBits(LLVMMetadataRef DType);
1055
1056/**
1057 * Get the offset of this DIType in bits.
1058 * \param DType The DIType.
1059 *
1060 * @see DIType::getOffsetInBits()
1061 */
1062uint64_t LLVMDITypeGetOffsetInBits(LLVMMetadataRef DType);
1063
1064/**
1065 * Get the alignment of this DIType in bits.
1066 * \param DType The DIType.
1067 *
1068 * @see DIType::getAlignInBits()
1069 */
1070uint32_t LLVMDITypeGetAlignInBits(LLVMMetadataRef DType);
1071
1072/**
1073 * Get the source line where this DIType is declared.
1074 * \param DType The DIType.
1075 *
1076 * @see DIType::getLine()
1077 */
1078unsigned LLVMDITypeGetLine(LLVMMetadataRef DType);
1079
1080/**
1081 * Get the flags associated with this DIType.
1082 * \param DType The DIType.
1083 *
1084 * @see DIType::getFlags()
1085 */
1086LLVMDIFlags LLVMDITypeGetFlags(LLVMMetadataRef DType);
1087
1088/**
1089 * Create a descriptor for a value range.
1090 * \param Builder The DIBuilder.
1091 * \param LowerBound Lower bound of the subrange, e.g. 0 for C, 1 for Fortran.
1092 * \param Count Count of elements in the subrange.
1093 */
1094LLVMMetadataRef LLVMDIBuilderGetOrCreateSubrange(LLVMDIBuilderRef Builder,
1095 int64_t LowerBound,
1096 int64_t Count);
1097
1098/**
1099 * Create an array of DI Nodes.
1100 * \param Builder The DIBuilder.
1101 * \param Data The DI Node elements.
1102 * \param NumElements Number of DI Node elements.
1103 */
1104LLVMMetadataRef LLVMDIBuilderGetOrCreateArray(LLVMDIBuilderRef Builder,
1105 LLVMMetadataRef *Data,
1106 size_t NumElements);
1107
1108/**
1109 * Create a new descriptor for the specified variable which has a complex
1110 * address expression for its address.
1111 * \param Builder The DIBuilder.
1112 * \param Addr An array of complex address operations.
1113 * \param Length Length of the address operation array.
1114 */
1115LLVMMetadataRef LLVMDIBuilderCreateExpression(LLVMDIBuilderRef Builder,
1116 uint64_t *Addr, size_t Length);
1117
1118/**
1119 * Create a new descriptor for the specified variable that does not have an
1120 * address, but does have a constant value.
1121 * \param Builder The DIBuilder.
1122 * \param Value The constant value.
1123 */
1124LLVMMetadataRef
1125LLVMDIBuilderCreateConstantValueExpression(LLVMDIBuilderRef Builder,
1126 uint64_t Value);
1127
1128/**
1129 * Create a new descriptor for the specified variable.
1130 * \param Scope Variable scope.
1131 * \param Name Name of the variable.
1132 * \param NameLen The length of the C string passed to \c Name.
1133 * \param Linkage Mangled name of the variable.
1134 * \param LinkLen The length of the C string passed to \c Linkage.
1135 * \param File File where this variable is defined.
1136 * \param LineNo Line number.
1137 * \param Ty Variable Type.
1138 * \param LocalToUnit Boolean flag indicate whether this variable is
1139 * externally visible or not.
1140 * \param Expr The location of the global relative to the attached
1141 * GlobalVariable.
1142 * \param Decl Reference to the corresponding declaration.
1143 * variables.
1144 * \param AlignInBits Variable alignment(or 0 if no alignment attr was
1145 * specified)
1146 */
1147LLVMMetadataRef LLVMDIBuilderCreateGlobalVariableExpression(
1148 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
1149 size_t NameLen, const char *Linkage, size_t LinkLen, LLVMMetadataRef File,
1150 unsigned LineNo, LLVMMetadataRef Ty, LLVMBool LocalToUnit,
1151 LLVMMetadataRef Expr, LLVMMetadataRef Decl, uint32_t AlignInBits);
1152
1153
1154/**
1155 * Get the dwarf::Tag of a DINode
1156 */
1157uint16_t LLVMGetDINodeTag(LLVMMetadataRef MD);
1158
1159/**
1160 * Retrieves the \c DIVariable associated with this global variable expression.
1161 * \param GVE The global variable expression.
1162 *
1163 * @see llvm::DIGlobalVariableExpression::getVariable()
1164 */
1165LLVMMetadataRef LLVMDIGlobalVariableExpressionGetVariable(LLVMMetadataRef GVE);
1166
1167/**
1168 * Retrieves the \c DIExpression associated with this global variable expression.
1169 * \param GVE The global variable expression.
1170 *
1171 * @see llvm::DIGlobalVariableExpression::getExpression()
1172 */
1173LLVMMetadataRef LLVMDIGlobalVariableExpressionGetExpression(
1174 LLVMMetadataRef GVE);
1175
1176/**
1177 * Get the metadata of the file associated with a given variable.
1178 * \param Var The variable object.
1179 *
1180 * @see DIVariable::getFile()
1181 */
1182LLVMMetadataRef LLVMDIVariableGetFile(LLVMMetadataRef Var);
1183
1184/**
1185 * Get the metadata of the scope associated with a given variable.
1186 * \param Var The variable object.
1187 *
1188 * @see DIVariable::getScope()
1189 */
1190LLVMMetadataRef LLVMDIVariableGetScope(LLVMMetadataRef Var);
1191
1192/**
1193 * Get the source line where this \c DIVariable is declared.
1194 * \param Var The DIVariable.
1195 *
1196 * @see DIVariable::getLine()
1197 */
1198unsigned LLVMDIVariableGetLine(LLVMMetadataRef Var);
1199
1200/**
1201 * Create a new temporary \c MDNode. Suitable for use in constructing cyclic
1202 * \c MDNode structures. A temporary \c MDNode is not uniqued, may be RAUW'd,
1203 * and must be manually deleted with \c LLVMDisposeTemporaryMDNode.
1204 * \param Ctx The context in which to construct the temporary node.
1205 * \param Data The metadata elements.
1206 * \param NumElements Number of metadata elements.
1207 */
1208LLVMMetadataRef LLVMTemporaryMDNode(LLVMContextRef Ctx, LLVMMetadataRef *Data,
1209 size_t NumElements);
1210
1211/**
1212 * Deallocate a temporary node.
1213 *
1214 * Calls \c replaceAllUsesWith(nullptr) before deleting, so any remaining
1215 * references will be reset.
1216 * \param TempNode The temporary metadata node.
1217 */
1218void LLVMDisposeTemporaryMDNode(LLVMMetadataRef TempNode);
1219
1220/**
1221 * Replace all uses of temporary metadata.
1222 * \param TempTargetMetadata The temporary metadata node.
1223 * \param Replacement The replacement metadata node.
1224 */
1225void LLVMMetadataReplaceAllUsesWith(LLVMMetadataRef TempTargetMetadata,
1226 LLVMMetadataRef Replacement);
1227
1228/**
1229 * Create a new descriptor for the specified global variable that is temporary
1230 * and meant to be RAUWed.
1231 * \param Scope Variable scope.
1232 * \param Name Name of the variable.
1233 * \param NameLen The length of the C string passed to \c Name.
1234 * \param Linkage Mangled name of the variable.
1235 * \param LnkLen The length of the C string passed to \c Linkage.
1236 * \param File File where this variable is defined.
1237 * \param LineNo Line number.
1238 * \param Ty Variable Type.
1239 * \param LocalToUnit Boolean flag indicate whether this variable is
1240 * externally visible or not.
1241 * \param Decl Reference to the corresponding declaration.
1242 * \param AlignInBits Variable alignment(or 0 if no alignment attr was
1243 * specified)
1244 */
1245LLVMMetadataRef LLVMDIBuilderCreateTempGlobalVariableFwdDecl(
1246 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
1247 size_t NameLen, const char *Linkage, size_t LnkLen, LLVMMetadataRef File,
1248 unsigned LineNo, LLVMMetadataRef Ty, LLVMBool LocalToUnit,
1249 LLVMMetadataRef Decl, uint32_t AlignInBits);
1250
1251/**
1252 * Insert a new llvm.dbg.declare intrinsic call before the given instruction.
1253 * \param Builder The DIBuilder.
1254 * \param Storage The storage of the variable to declare.
1255 * \param VarInfo The variable's debug info descriptor.
1256 * \param Expr A complex location expression for the variable.
1257 * \param DebugLoc Debug info location.
1258 * \param Instr Instruction acting as a location for the new intrinsic.
1259 */
1260LLVMValueRef LLVMDIBuilderInsertDeclareBefore(
1261 LLVMDIBuilderRef Builder, LLVMValueRef Storage, LLVMMetadataRef VarInfo,
1262 LLVMMetadataRef Expr, LLVMMetadataRef DebugLoc, LLVMValueRef Instr);
1263
1264/**
1265 * Insert a new llvm.dbg.declare intrinsic call at the end of the given basic
1266 * block. If the basic block has a terminator instruction, the intrinsic is
1267 * inserted before that terminator instruction.
1268 * \param Builder The DIBuilder.
1269 * \param Storage The storage of the variable to declare.
1270 * \param VarInfo The variable's debug info descriptor.
1271 * \param Expr A complex location expression for the variable.
1272 * \param DebugLoc Debug info location.
1273 * \param Block Basic block acting as a location for the new intrinsic.
1274 */
1275LLVMValueRef LLVMDIBuilderInsertDeclareAtEnd(
1276 LLVMDIBuilderRef Builder, LLVMValueRef Storage, LLVMMetadataRef VarInfo,
1277 LLVMMetadataRef Expr, LLVMMetadataRef DebugLoc, LLVMBasicBlockRef Block);
1278
1279/**
1280 * Insert a new llvm.dbg.value intrinsic call before the given instruction.
1281 * \param Builder The DIBuilder.
1282 * \param Val The value of the variable.
1283 * \param VarInfo The variable's debug info descriptor.
1284 * \param Expr A complex location expression for the variable.
1285 * \param DebugLoc Debug info location.
1286 * \param Instr Instruction acting as a location for the new intrinsic.
1287 */
1288LLVMValueRef LLVMDIBuilderInsertDbgValueBefore(LLVMDIBuilderRef Builder,
1289 LLVMValueRef Val,
1290 LLVMMetadataRef VarInfo,
1291 LLVMMetadataRef Expr,
1292 LLVMMetadataRef DebugLoc,
1293 LLVMValueRef Instr);
1294
1295/**
1296 * Insert a new llvm.dbg.value intrinsic call at the end of the given basic
1297 * block. If the basic block has a terminator instruction, the intrinsic is
1298 * inserted before that terminator instruction.
1299 * \param Builder The DIBuilder.
1300 * \param Val The value of the variable.
1301 * \param VarInfo The variable's debug info descriptor.
1302 * \param Expr A complex location expression for the variable.
1303 * \param DebugLoc Debug info location.
1304 * \param Block Basic block acting as a location for the new intrinsic.
1305 */
1306LLVMValueRef LLVMDIBuilderInsertDbgValueAtEnd(LLVMDIBuilderRef Builder,
1307 LLVMValueRef Val,
1308 LLVMMetadataRef VarInfo,
1309 LLVMMetadataRef Expr,
1310 LLVMMetadataRef DebugLoc,
1311 LLVMBasicBlockRef Block);
1312
1313/**
1314 * Create a new descriptor for a local auto variable.
1315 * \param Builder The DIBuilder.
1316 * \param Scope The local scope the variable is declared in.
1317 * \param Name Variable name.
1318 * \param NameLen Length of variable name.
1319 * \param File File where this variable is defined.
1320 * \param LineNo Line number.
1321 * \param Ty Metadata describing the type of the variable.
1322 * \param AlwaysPreserve If true, this descriptor will survive optimizations.
1323 * \param Flags Flags.
1324 * \param AlignInBits Variable alignment.
1325 */
1326LLVMMetadataRef LLVMDIBuilderCreateAutoVariable(
1327 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
1328 size_t NameLen, LLVMMetadataRef File, unsigned LineNo, LLVMMetadataRef Ty,
1329 LLVMBool AlwaysPreserve, LLVMDIFlags Flags, uint32_t AlignInBits);
1330
1331/**
1332 * Create a new descriptor for a function parameter variable.
1333 * \param Builder The DIBuilder.
1334 * \param Scope The local scope the variable is declared in.
1335 * \param Name Variable name.
1336 * \param NameLen Length of variable name.
1337 * \param ArgNo Unique argument number for this variable; starts at 1.
1338 * \param File File where this variable is defined.
1339 * \param LineNo Line number.
1340 * \param Ty Metadata describing the type of the variable.
1341 * \param AlwaysPreserve If true, this descriptor will survive optimizations.
1342 * \param Flags Flags.
1343 */
1344LLVMMetadataRef LLVMDIBuilderCreateParameterVariable(
1345 LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
1346 size_t NameLen, unsigned ArgNo, LLVMMetadataRef File, unsigned LineNo,
1347 LLVMMetadataRef Ty, LLVMBool AlwaysPreserve, LLVMDIFlags Flags);
1348
1349/**
1350 * Get the metadata of the subprogram attached to a function.
1351 *
1352 * @see llvm::Function::getSubprogram()
1353 */
1354LLVMMetadataRef LLVMGetSubprogram(LLVMValueRef Func);
1355
1356/**
1357 * Set the subprogram attached to a function.
1358 *
1359 * @see llvm::Function::setSubprogram()
1360 */
1361void LLVMSetSubprogram(LLVMValueRef Func, LLVMMetadataRef SP);
1362
1363/**
1364 * Get the line associated with a given subprogram.
1365 * \param Subprogram The subprogram object.
1366 *
1367 * @see DISubprogram::getLine()
1368 */
1369unsigned LLVMDISubprogramGetLine(LLVMMetadataRef Subprogram);
1370
1371/**
1372 * Get the debug location for the given instruction.
1373 *
1374 * @see llvm::Instruction::getDebugLoc()
1375 */
1376LLVMMetadataRef LLVMInstructionGetDebugLoc(LLVMValueRef Inst);
1377
1378/**
1379 * Set the debug location for the given instruction.
1380 *
1381 * To clear the location metadata of the given instruction, pass NULL to \p Loc.
1382 *
1383 * @see llvm::Instruction::setDebugLoc()
1384 */
1385void LLVMInstructionSetDebugLoc(LLVMValueRef Inst, LLVMMetadataRef Loc);
1386
1387/**
1388 * Obtain the enumerated type of a Metadata instance.
1389 *
1390 * @see llvm::Metadata::getMetadataID()
1391 */
1392LLVMMetadataKind LLVMGetMetadataKind(LLVMMetadataRef Metadata);
1393
1394/**
1395 * @}
1396 */
1397
1398LLVM_C_EXTERN_C_END
1399
1400#endif
1401

source code of llvm/include/llvm-c/DebugInfo.h