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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-exception6//7//===----------------------------------------------------------------------===//8///9/// This file declares the C API endpoints for generating DWARF Debug Info10///11/// Note: This interface is experimental. It is *NOT* stable, and may be12///       changed without warning.13///14//===----------------------------------------------------------------------===//15 16#ifndef LLVM_C_DEBUGINFO_H17#define LLVM_C_DEBUGINFO_H18 19#include "llvm-c/ExternC.h"20#include "llvm-c/Types.h"21#include "llvm-c/Visibility.h"22 23LLVM_C_EXTERN_C_BEGIN24 25/**26 * @defgroup LLVMCCoreDebugInfo Debug Information27 * @ingroup LLVMCCore28 *29 * @{30 */31 32/**33 * Debug info flags.34 */35typedef enum {36  LLVMDIFlagZero = 0,37  LLVMDIFlagPrivate = 1,38  LLVMDIFlagProtected = 2,39  LLVMDIFlagPublic = 3,40  LLVMDIFlagFwdDecl = 1 << 2,41  LLVMDIFlagAppleBlock = 1 << 3,42  LLVMDIFlagReservedBit4 = 1 << 4,43  LLVMDIFlagVirtual = 1 << 5,44  LLVMDIFlagArtificial = 1 << 6,45  LLVMDIFlagExplicit = 1 << 7,46  LLVMDIFlagPrototyped = 1 << 8,47  LLVMDIFlagObjcClassComplete = 1 << 9,48  LLVMDIFlagObjectPointer = 1 << 10,49  LLVMDIFlagVector = 1 << 11,50  LLVMDIFlagStaticMember = 1 << 12,51  LLVMDIFlagLValueReference = 1 << 13,52  LLVMDIFlagRValueReference = 1 << 14,53  LLVMDIFlagReserved = 1 << 15,54  LLVMDIFlagSingleInheritance = 1 << 16,55  LLVMDIFlagMultipleInheritance = 2 << 16,56  LLVMDIFlagVirtualInheritance = 3 << 16,57  LLVMDIFlagIntroducedVirtual = 1 << 18,58  LLVMDIFlagBitField = 1 << 19,59  LLVMDIFlagNoReturn = 1 << 20,60  LLVMDIFlagTypePassByValue = 1 << 22,61  LLVMDIFlagTypePassByReference = 1 << 23,62  LLVMDIFlagEnumClass = 1 << 24,63  LLVMDIFlagFixedEnum = LLVMDIFlagEnumClass, // Deprecated.64  LLVMDIFlagThunk = 1 << 25,65  LLVMDIFlagNonTrivial = 1 << 26,66  LLVMDIFlagBigEndian = 1 << 27,67  LLVMDIFlagLittleEndian = 1 << 28,68  LLVMDIFlagIndirectVirtualBase = (1 << 2) | (1 << 5),69  LLVMDIFlagAccessibility = LLVMDIFlagPrivate | LLVMDIFlagProtected |70                            LLVMDIFlagPublic,71  LLVMDIFlagPtrToMemberRep = LLVMDIFlagSingleInheritance |72                             LLVMDIFlagMultipleInheritance |73                             LLVMDIFlagVirtualInheritance74} LLVMDIFlags;75 76/**77 * Source languages known by DWARF.78 */79typedef enum {80  LLVMDWARFSourceLanguageC89,81  LLVMDWARFSourceLanguageC,82  LLVMDWARFSourceLanguageAda83,83  LLVMDWARFSourceLanguageC_plus_plus,84  LLVMDWARFSourceLanguageCobol74,85  LLVMDWARFSourceLanguageCobol85,86  LLVMDWARFSourceLanguageFortran77,87  LLVMDWARFSourceLanguageFortran90,88  LLVMDWARFSourceLanguagePascal83,89  LLVMDWARFSourceLanguageModula2,90  // New in DWARF v3:91  LLVMDWARFSourceLanguageJava,92  LLVMDWARFSourceLanguageC99,93  LLVMDWARFSourceLanguageAda95,94  LLVMDWARFSourceLanguageFortran95,95  LLVMDWARFSourceLanguagePLI,96  LLVMDWARFSourceLanguageObjC,97  LLVMDWARFSourceLanguageObjC_plus_plus,98  LLVMDWARFSourceLanguageUPC,99  LLVMDWARFSourceLanguageD,100  // New in DWARF v4:101  LLVMDWARFSourceLanguagePython,102  // New in DWARF v5:103  LLVMDWARFSourceLanguageOpenCL,104  LLVMDWARFSourceLanguageGo,105  LLVMDWARFSourceLanguageModula3,106  LLVMDWARFSourceLanguageHaskell,107  LLVMDWARFSourceLanguageC_plus_plus_03,108  LLVMDWARFSourceLanguageC_plus_plus_11,109  LLVMDWARFSourceLanguageOCaml,110  LLVMDWARFSourceLanguageRust,111  LLVMDWARFSourceLanguageC11,112  LLVMDWARFSourceLanguageSwift,113  LLVMDWARFSourceLanguageJulia,114  LLVMDWARFSourceLanguageDylan,115  LLVMDWARFSourceLanguageC_plus_plus_14,116  LLVMDWARFSourceLanguageFortran03,117  LLVMDWARFSourceLanguageFortran08,118  LLVMDWARFSourceLanguageRenderScript,119  LLVMDWARFSourceLanguageBLISS,120  LLVMDWARFSourceLanguageKotlin,121  LLVMDWARFSourceLanguageZig,122  LLVMDWARFSourceLanguageCrystal,123  LLVMDWARFSourceLanguageC_plus_plus_17,124  LLVMDWARFSourceLanguageC_plus_plus_20,125  LLVMDWARFSourceLanguageC17,126  LLVMDWARFSourceLanguageFortran18,127  LLVMDWARFSourceLanguageAda2005,128  LLVMDWARFSourceLanguageAda2012,129  LLVMDWARFSourceLanguageHIP,130  LLVMDWARFSourceLanguageAssembly,131  LLVMDWARFSourceLanguageC_sharp,132  LLVMDWARFSourceLanguageMojo,133  LLVMDWARFSourceLanguageGLSL,134  LLVMDWARFSourceLanguageGLSL_ES,135  LLVMDWARFSourceLanguageHLSL,136  LLVMDWARFSourceLanguageOpenCL_CPP,137  LLVMDWARFSourceLanguageCPP_for_OpenCL,138  LLVMDWARFSourceLanguageSYCL,139  LLVMDWARFSourceLanguageRuby,140  LLVMDWARFSourceLanguageMove,141  LLVMDWARFSourceLanguageHylo,142  LLVMDWARFSourceLanguageMetal,143 144  // Vendor extensions:145  LLVMDWARFSourceLanguageMips_Assembler,146  LLVMDWARFSourceLanguageGOOGLE_RenderScript,147  LLVMDWARFSourceLanguageBORLAND_Delphi148} LLVMDWARFSourceLanguage;149 150/**151 * The amount of debug information to emit.152 */153typedef enum {154    LLVMDWARFEmissionNone = 0,155    LLVMDWARFEmissionFull,156    LLVMDWARFEmissionLineTablesOnly157} LLVMDWARFEmissionKind;158 159/**160 * The kind of metadata nodes.161 */162// NOTE: New entries should always be appended instead of matching the order163// in Metadata.def.164enum {165  LLVMMDStringMetadataKind,166  LLVMConstantAsMetadataMetadataKind,167  LLVMLocalAsMetadataMetadataKind,168  LLVMDistinctMDOperandPlaceholderMetadataKind,169  LLVMMDTupleMetadataKind,170  LLVMDILocationMetadataKind,171  LLVMDIExpressionMetadataKind,172  LLVMDIGlobalVariableExpressionMetadataKind,173  LLVMGenericDINodeMetadataKind,174  LLVMDISubrangeMetadataKind,175  LLVMDIEnumeratorMetadataKind,176  LLVMDIBasicTypeMetadataKind,177  LLVMDIDerivedTypeMetadataKind,178  LLVMDICompositeTypeMetadataKind,179  LLVMDISubroutineTypeMetadataKind,180  LLVMDIFileMetadataKind,181  LLVMDICompileUnitMetadataKind,182  LLVMDISubprogramMetadataKind,183  LLVMDILexicalBlockMetadataKind,184  LLVMDILexicalBlockFileMetadataKind,185  LLVMDINamespaceMetadataKind,186  LLVMDIModuleMetadataKind,187  LLVMDITemplateTypeParameterMetadataKind,188  LLVMDITemplateValueParameterMetadataKind,189  LLVMDIGlobalVariableMetadataKind,190  LLVMDILocalVariableMetadataKind,191  LLVMDILabelMetadataKind,192  LLVMDIObjCPropertyMetadataKind,193  LLVMDIImportedEntityMetadataKind,194  LLVMDIMacroMetadataKind,195  LLVMDIMacroFileMetadataKind,196  LLVMDICommonBlockMetadataKind,197  LLVMDIStringTypeMetadataKind,198  LLVMDIGenericSubrangeMetadataKind,199  LLVMDIArgListMetadataKind,200  LLVMDIAssignIDMetadataKind,201  LLVMDISubrangeTypeMetadataKind,202  LLVMDIFixedPointTypeMetadataKind,203};204typedef unsigned LLVMMetadataKind;205 206/**207 * The kind of checksum to emit.208 */209typedef enum { CSK_MD5, CSK_SHA1, CSK_SHA256 } LLVMChecksumKind;210 211/**212 * An LLVM DWARF type encoding.213 */214typedef unsigned LLVMDWARFTypeEncoding;215 216/**217 * Describes the kind of macro declaration used for LLVMDIBuilderCreateMacro.218 * @see llvm::dwarf::MacinfoRecordType219 * @note Values are from DW_MACINFO_* constants in the DWARF specification.220 */221typedef enum {222  LLVMDWARFMacinfoRecordTypeDefine = 0x01,223  LLVMDWARFMacinfoRecordTypeMacro = 0x02,224  LLVMDWARFMacinfoRecordTypeStartFile = 0x03,225  LLVMDWARFMacinfoRecordTypeEndFile = 0x04,226  LLVMDWARFMacinfoRecordTypeVendorExt = 0xff227} LLVMDWARFMacinfoRecordType;228 229/**230 * The current debug metadata version number.231 */232LLVM_C_ABI unsigned LLVMDebugMetadataVersion(void);233 234/**235 * The version of debug metadata that's present in the provided \c Module.236 */237LLVM_C_ABI unsigned LLVMGetModuleDebugMetadataVersion(LLVMModuleRef Module);238 239/**240 * Strip debug info in the module if it exists.241 * To do this, we remove all calls to the debugger intrinsics and any named242 * metadata for debugging. We also remove debug locations for instructions.243 * Return true if module is modified.244 */245LLVM_C_ABI LLVMBool LLVMStripModuleDebugInfo(LLVMModuleRef Module);246 247/**248 * Construct a builder for a module, and do not allow for unresolved nodes249 * attached to the module.250 */251LLVM_C_ABI LLVMDIBuilderRef252LLVMCreateDIBuilderDisallowUnresolved(LLVMModuleRef M);253 254/**255 * Construct a builder for a module and collect unresolved nodes attached256 * to the module in order to resolve cycles during a call to257 * \c LLVMDIBuilderFinalize.258 */259LLVM_C_ABI LLVMDIBuilderRef LLVMCreateDIBuilder(LLVMModuleRef M);260 261/**262 * Deallocates the \c DIBuilder and everything it owns.263 * @note You must call \c LLVMDIBuilderFinalize before this264 */265LLVM_C_ABI void LLVMDisposeDIBuilder(LLVMDIBuilderRef Builder);266 267/**268 * Construct any deferred debug info descriptors.269 */270LLVM_C_ABI void LLVMDIBuilderFinalize(LLVMDIBuilderRef Builder);271 272/**273 * Finalize a specific subprogram.274 * No new variables may be added to this subprogram afterwards.275 */276LLVM_C_ABI void LLVMDIBuilderFinalizeSubprogram(LLVMDIBuilderRef Builder,277                                                LLVMMetadataRef Subprogram);278 279/**280 * A CompileUnit provides an anchor for all debugging281 * information generated during this instance of compilation.282 * \param Lang          Source programming language, eg.283 *                      \c LLVMDWARFSourceLanguageC99284 * \param FileRef       File info.285 * \param Producer      Identify the producer of debugging information286 *                      and code.  Usually this is a compiler287 *                      version string.288 * \param ProducerLen   The length of the C string passed to \c Producer.289 * \param isOptimized   A boolean flag which indicates whether optimization290 *                      is enabled or not.291 * \param Flags         This string lists command line options. This292 *                      string is directly embedded in debug info293 *                      output which may be used by a tool294 *                      analyzing generated debugging information.295 * \param FlagsLen      The length of the C string passed to \c Flags.296 * \param RuntimeVer    This indicates runtime version for languages like297 *                      Objective-C.298 * \param SplitName     The name of the file that we'll split debug info299 *                      out into.300 * \param SplitNameLen  The length of the C string passed to \c SplitName.301 * \param Kind          The kind of debug information to generate.302 * \param DWOId         The DWOId if this is a split skeleton compile unit.303 * \param SplitDebugInlining    Whether to emit inline debug info.304 * \param DebugInfoForProfiling Whether to emit extra debug info for305 *                              profile collection.306 * \param SysRoot         The Clang system root (value of -isysroot).307 * \param SysRootLen      The length of the C string passed to \c SysRoot.308 * \param SDK           The SDK. On Darwin, the last component of the sysroot.309 * \param SDKLen        The length of the C string passed to \c SDK.310 */311LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateCompileUnit(312    LLVMDIBuilderRef Builder, LLVMDWARFSourceLanguage Lang,313    LLVMMetadataRef FileRef, const char *Producer, size_t ProducerLen,314    LLVMBool isOptimized, const char *Flags, size_t FlagsLen,315    unsigned RuntimeVer, const char *SplitName, size_t SplitNameLen,316    LLVMDWARFEmissionKind Kind, unsigned DWOId, LLVMBool SplitDebugInlining,317    LLVMBool DebugInfoForProfiling, const char *SysRoot, size_t SysRootLen,318    const char *SDK, size_t SDKLen);319 320/**321 * Create a file descriptor to hold debugging information for a file.322 * \param Builder      The \c DIBuilder.323 * \param Filename     File name.324 * \param FilenameLen  The length of the C string passed to \c Filename.325 * \param Directory    Directory.326 * \param DirectoryLen The length of the C string passed to \c Directory.327 */328LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateFile(LLVMDIBuilderRef Builder,329                                                   const char *Filename,330                                                   size_t FilenameLen,331                                                   const char *Directory,332                                                   size_t DirectoryLen);333 334/**335 * Create a file descriptor to hold debugging information for a file.336 * \param Builder      The \c DIBuilder.337 * \param Filename     File name.338 * \param FilenameLen  The length of the C string passed to \c Filename.339 * \param Directory    Directory.340 * \param DirectoryLen The length of the C string passed to \c Directory.341 * \param ChecksumKind The kind of checksum. eg MD5, SHA256342 * \param Checksum     The checksum.343 * \param ChecksumLen  The length of the checksum.344 * \param Souce        The embedded source.345 * \param SourceLen    The length of the source.346 */347LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateFileWithChecksum(348    LLVMDIBuilderRef Builder, const char *Filename, size_t FilenameLen,349    const char *Directory, size_t DirectoryLen, LLVMChecksumKind ChecksumKind,350    const char *Checksum, size_t ChecksumLen, const char *Source,351    size_t SourceLen);352 353/**354 * Creates a new descriptor for a module with the specified parent scope.355 * \param Builder         The \c DIBuilder.356 * \param ParentScope     The parent scope containing this module declaration.357 * \param Name            Module name.358 * \param NameLen         The length of the C string passed to \c Name.359 * \param ConfigMacros    A space-separated shell-quoted list of -D macro360                          definitions as they would appear on a command line.361 * \param ConfigMacrosLen The length of the C string passed to \c ConfigMacros.362 * \param IncludePath     The path to the module map file.363 * \param IncludePathLen  The length of the C string passed to \c IncludePath.364 * \param APINotesFile    The path to an API notes file for the module.365 * \param APINotesFileLen The length of the C string passed to \c APINotestFile.366 */367LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateModule(368    LLVMDIBuilderRef Builder, LLVMMetadataRef ParentScope, const char *Name,369    size_t NameLen, const char *ConfigMacros, size_t ConfigMacrosLen,370    const char *IncludePath, size_t IncludePathLen, const char *APINotesFile,371    size_t APINotesFileLen);372 373/**374 * Creates a new descriptor for a namespace with the specified parent scope.375 * \param Builder          The \c DIBuilder.376 * \param ParentScope      The parent scope containing this module declaration.377 * \param Name             NameSpace name.378 * \param NameLen          The length of the C string passed to \c Name.379 * \param ExportSymbols    Whether or not the namespace exports symbols, e.g.380 *                         this is true of C++ inline namespaces.381 */382LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateNameSpace(383    LLVMDIBuilderRef Builder, LLVMMetadataRef ParentScope, const char *Name,384    size_t NameLen, LLVMBool ExportSymbols);385 386/**387 * Create a new descriptor for the specified subprogram.388 * \param Builder         The \c DIBuilder.389 * \param Scope           Function scope.390 * \param Name            Function name.391 * \param NameLen         Length of enumeration name.392 * \param LinkageName     Mangled function name.393 * \param LinkageNameLen  Length of linkage name.394 * \param File            File where this variable is defined.395 * \param LineNo          Line number.396 * \param Ty              Function type.397 * \param IsLocalToUnit   True if this function is not externally visible.398 * \param IsDefinition    True if this is a function definition.399 * \param ScopeLine       Set to the beginning of the scope this starts400 * \param Flags           E.g.: \c LLVMDIFlagLValueReference. These flags are401 *                        used to emit dwarf attributes.402 * \param IsOptimized     True if optimization is ON.403 */404LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateFunction(405    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,406    size_t NameLen, const char *LinkageName, size_t LinkageNameLen,407    LLVMMetadataRef File, unsigned LineNo, LLVMMetadataRef Ty,408    LLVMBool IsLocalToUnit, LLVMBool IsDefinition, unsigned ScopeLine,409    LLVMDIFlags Flags, LLVMBool IsOptimized);410 411/**412 * Create a descriptor for a lexical block with the specified parent context.413 * \param Builder      The \c DIBuilder.414 * \param Scope        Parent lexical block.415 * \param File         Source file.416 * \param Line         The line in the source file.417 * \param Column       The column in the source file.418 */419LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateLexicalBlock(420    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, LLVMMetadataRef File,421    unsigned Line, unsigned Column);422 423/**424 * Create a descriptor for a lexical block with a new file attached.425 * \param Builder        The \c DIBuilder.426 * \param Scope          Lexical block.427 * \param File           Source file.428 * \param Discriminator  DWARF path discriminator value.429 */430LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateLexicalBlockFile(431    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, LLVMMetadataRef File,432    unsigned Discriminator);433 434/**435 * Create a descriptor for an imported namespace. Suitable for e.g. C++436 * using declarations.437 * \param Builder    The \c DIBuilder.438 * \param Scope      The scope this module is imported into439 * \param File       File where the declaration is located.440 * \param Line       Line number of the declaration.441 */442LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateImportedModuleFromNamespace(443    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, LLVMMetadataRef NS,444    LLVMMetadataRef File, unsigned Line);445 446/**447 * Create a descriptor for an imported module that aliases another448 * imported entity descriptor.449 * \param Builder        The \c DIBuilder.450 * \param Scope          The scope this module is imported into451 * \param ImportedEntity Previous imported entity to alias.452 * \param File           File where the declaration is located.453 * \param Line           Line number of the declaration.454 * \param Elements       Renamed elements.455 * \param NumElements    Number of renamed elements.456 */457LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateImportedModuleFromAlias(458    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope,459    LLVMMetadataRef ImportedEntity, LLVMMetadataRef File, unsigned Line,460    LLVMMetadataRef *Elements, unsigned NumElements);461 462/**463 * Create a descriptor for an imported module.464 * \param Builder        The \c DIBuilder.465 * \param Scope          The scope this module is imported into466 * \param M              The module being imported here467 * \param File           File where the declaration is located.468 * \param Line           Line number of the declaration.469 * \param Elements       Renamed elements.470 * \param NumElements    Number of renamed elements.471 */472LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateImportedModuleFromModule(473    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, LLVMMetadataRef M,474    LLVMMetadataRef File, unsigned Line, LLVMMetadataRef *Elements,475    unsigned NumElements);476 477/**478 * Create a descriptor for an imported function, type, or variable.  Suitable479 * for e.g. FORTRAN-style USE declarations.480 * \param Builder        The DIBuilder.481 * \param Scope          The scope this module is imported into.482 * \param Decl           The declaration (or definition) of a function, type,483                         or variable.484 * \param File           File where the declaration is located.485 * \param Line           Line number of the declaration.486 * \param Name           A name that uniquely identifies this imported487 declaration.488 * \param NameLen        The length of the C string passed to \c Name.489 * \param Elements       Renamed elements.490 * \param NumElements    Number of renamed elements.491 */492LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateImportedDeclaration(493    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, LLVMMetadataRef Decl,494    LLVMMetadataRef File, unsigned Line, const char *Name, size_t NameLen,495    LLVMMetadataRef *Elements, unsigned NumElements);496 497/**498 * Creates a new DebugLocation that describes a source location.499 * \param Line The line in the source file.500 * \param Column The column in the source file.501 * \param Scope The scope in which the location resides.502 * \param InlinedAt The scope where this location was inlined, if at all.503 *                  (optional).504 * \note If the item to which this location is attached cannot be505 *       attributed to a source line, pass 0 for the line and column.506 */507LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateDebugLocation(508    LLVMContextRef Ctx, unsigned Line, unsigned Column, LLVMMetadataRef Scope,509    LLVMMetadataRef InlinedAt);510 511/**512 * Get the line number of this debug location.513 * \param Location     The debug location.514 *515 * @see DILocation::getLine()516 */517LLVM_C_ABI unsigned LLVMDILocationGetLine(LLVMMetadataRef Location);518 519/**520 * Get the column number of this debug location.521 * \param Location     The debug location.522 *523 * @see DILocation::getColumn()524 */525LLVM_C_ABI unsigned LLVMDILocationGetColumn(LLVMMetadataRef Location);526 527/**528 * Get the local scope associated with this debug location.529 * \param Location     The debug location.530 *531 * @see DILocation::getScope()532 */533LLVM_C_ABI LLVMMetadataRef LLVMDILocationGetScope(LLVMMetadataRef Location);534 535/**536 * Get the "inline at" location associated with this debug location.537 * \param Location     The debug location.538 *539 * @see DILocation::getInlinedAt()540 */541LLVM_C_ABI LLVMMetadataRef LLVMDILocationGetInlinedAt(LLVMMetadataRef Location);542 543/**544 * Get the metadata of the file associated with a given scope.545 * \param Scope     The scope object.546 *547 * @see DIScope::getFile()548 */549LLVM_C_ABI LLVMMetadataRef LLVMDIScopeGetFile(LLVMMetadataRef Scope);550 551/**552 * Get the directory of a given file.553 * \param File     The file object.554 * \param Len      The length of the returned string.555 *556 * @see DIFile::getDirectory()557 */558LLVM_C_ABI const char *LLVMDIFileGetDirectory(LLVMMetadataRef File,559                                              unsigned *Len);560 561/**562 * Get the name of a given file.563 * \param File     The file object.564 * \param Len      The length of the returned string.565 *566 * @see DIFile::getFilename()567 */568LLVM_C_ABI const char *LLVMDIFileGetFilename(LLVMMetadataRef File,569                                             unsigned *Len);570 571/**572 * Get the source of a given file.573 * \param File     The file object.574 * \param Len      The length of the returned string.575 *576 * @see DIFile::getSource()577 */578LLVM_C_ABI const char *LLVMDIFileGetSource(LLVMMetadataRef File, unsigned *Len);579 580/**581 * Create a type array.582 * \param Builder        The DIBuilder.583 * \param Data           The type elements.584 * \param NumElements    Number of type elements.585 */586LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderGetOrCreateTypeArray(587    LLVMDIBuilderRef Builder, LLVMMetadataRef *Data, size_t NumElements);588 589/**590 * Create subroutine type.591 * \param Builder        The DIBuilder.592 * \param File            The file in which the subroutine resides.593 * \param ParameterTypes  An array of subroutine parameter types. This594 *                        includes return type at 0th index.595 * \param NumParameterTypes The number of parameter types in \c ParameterTypes596 * \param Flags           E.g.: \c LLVMDIFlagLValueReference.597 *                        These flags are used to emit dwarf attributes.598 */599LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateSubroutineType(600    LLVMDIBuilderRef Builder, LLVMMetadataRef File,601    LLVMMetadataRef *ParameterTypes, unsigned NumParameterTypes,602    LLVMDIFlags Flags);603 604/**605 * Create debugging information entry for a macro.606 * @param Builder         The DIBuilder.607 * @param ParentMacroFile Macro parent (could be NULL).608 * @param Line            Source line number where the macro is defined.609 * @param RecordType      DW_MACINFO_define or DW_MACINFO_undef.610 * @param Name            Macro name.611 * @param NameLen         Macro name length.612 * @param Value           Macro value.613 * @param ValueLen        Macro value length.614 */615LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateMacro(616    LLVMDIBuilderRef Builder, LLVMMetadataRef ParentMacroFile, unsigned Line,617    LLVMDWARFMacinfoRecordType RecordType, const char *Name, size_t NameLen,618    const char *Value, size_t ValueLen);619 620/**621 * Create debugging information temporary entry for a macro file.622 * List of macro node direct children will be calculated by DIBuilder,623 * using the \p ParentMacroFile relationship.624 * @param Builder         The DIBuilder.625 * @param ParentMacroFile Macro parent (could be NULL).626 * @param Line            Source line number where the macro file is included.627 * @param File            File descriptor containing the name of the macro file.628 */629LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateTempMacroFile(630    LLVMDIBuilderRef Builder, LLVMMetadataRef ParentMacroFile, unsigned Line,631    LLVMMetadataRef File);632 633/**634 * Create debugging information entry for an enumerator.635 * @param Builder        The DIBuilder.636 * @param Name           Enumerator name.637 * @param NameLen        Length of enumerator name.638 * @param Value          Enumerator value.639 * @param IsUnsigned     True if the value is unsigned.640 */641LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateEnumerator(642    LLVMDIBuilderRef Builder, const char *Name, size_t NameLen, int64_t Value,643    LLVMBool IsUnsigned);644 645/**646 * Create debugging information entry for an enumerator of arbitrary precision.647 * @param Builder        The DIBuilder.648 * @param Name           Enumerator name.649 * @param NameLen        Length of enumerator name.650 * @param SizeInBits     Number of bits of the value.651 * @param Words          The words that make up the value.652 * @param IsUnsigned     True if the value is unsigned.653 */654LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateEnumeratorOfArbitraryPrecision(655    LLVMDIBuilderRef Builder, const char *Name, size_t NameLen,656    uint64_t SizeInBits, const uint64_t Words[], LLVMBool IsUnsigned);657 658/**659 * Create debugging information entry for an enumeration.660 * \param Builder        The DIBuilder.661 * \param Scope          Scope in which this enumeration is defined.662 * \param Name           Enumeration name.663 * \param NameLen        Length of enumeration name.664 * \param File           File where this member is defined.665 * \param LineNumber     Line number.666 * \param SizeInBits     Member size.667 * \param AlignInBits    Member alignment.668 * \param Elements       Enumeration elements.669 * \param NumElements    Number of enumeration elements.670 * \param ClassTy        Underlying type of a C++11/ObjC fixed enum.671 */672LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateEnumerationType(673    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,674    size_t NameLen, LLVMMetadataRef File, unsigned LineNumber,675    uint64_t SizeInBits, uint32_t AlignInBits, LLVMMetadataRef *Elements,676    unsigned NumElements, LLVMMetadataRef ClassTy);677 678/**679 * Create debugging information entry for a union.680 * \param Builder      The DIBuilder.681 * \param Scope        Scope in which this union is defined.682 * \param Name         Union name.683 * \param NameLen      Length of union name.684 * \param File         File where this member is defined.685 * \param LineNumber   Line number.686 * \param SizeInBits   Member size.687 * \param AlignInBits  Member alignment.688 * \param Flags        Flags to encode member attribute, e.g. private689 * \param Elements     Union elements.690 * \param NumElements  Number of union elements.691 * \param RunTimeLang  Optional parameter, Objective-C runtime version.692 * \param UniqueId     A unique identifier for the union.693 * \param UniqueIdLen  Length of unique identifier.694 */695LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateUnionType(696    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,697    size_t NameLen, LLVMMetadataRef File, unsigned LineNumber,698    uint64_t SizeInBits, uint32_t AlignInBits, LLVMDIFlags Flags,699    LLVMMetadataRef *Elements, unsigned NumElements, unsigned RunTimeLang,700    const char *UniqueId, size_t UniqueIdLen);701 702/**703 * Create debugging information entry for an array.704 * \param Builder      The DIBuilder.705 * \param Size         Array size.706 * \param AlignInBits  Alignment.707 * \param Ty           Element type.708 * \param Subscripts   Subscripts.709 * \param NumSubscripts Number of subscripts.710 */711LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateArrayType(712    LLVMDIBuilderRef Builder, uint64_t Size, uint32_t AlignInBits,713    LLVMMetadataRef Ty, LLVMMetadataRef *Subscripts, unsigned NumSubscripts);714 715/**716 * Create debugging information entry for a set.717 * \param Builder        The DIBuilder.718 * \param Scope          The scope in which the set is defined.719 * \param Name           A name that uniquely identifies this set.720 * \param NameLen        The length of the C string passed to \c Name.721 * \param File           File where the set is located.722 * \param Line           Line number of the declaration.723 * \param SizeInBits     Set size.724 * \param AlignInBits    Set alignment.725 * \param BaseTy         The base type of the set.726 */727LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateSetType(728    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,729    size_t NameLen, LLVMMetadataRef File, unsigned LineNumber,730    uint64_t SizeInBits, uint32_t AlignInBits, LLVMMetadataRef BaseTy);731 732/**733 * Create a descriptor for a subrange with dynamic bounds.734 * \param Builder    The DIBuilder.735 * \param Scope      The scope in which the subrange is defined.736 * \param Name       A name that uniquely identifies this subrange.737 * \param NameLen    The length of the C string passed to \c Name.738 * \param LineNo     Line number.739 * \param File       File where the subrange is located.740 * \param SizeInBits Member size.741 * \param AlignInBits Member alignment.742 * \param Flags      Flags.743 * \param BaseTy     The base type of the subrange. eg integer or enumeration744 * \param LowerBound Lower bound of the subrange.745 * \param UpperBound Upper bound of the subrange.746 * \param Stride     Stride of the subrange.747 * \param Bias       Bias of the subrange.748 */749LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateSubrangeType(750    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,751    size_t NameLen, unsigned LineNo, LLVMMetadataRef File, uint64_t SizeInBits,752    uint32_t AlignInBits, LLVMDIFlags Flags, LLVMMetadataRef BaseTy,753    LLVMMetadataRef LowerBound, LLVMMetadataRef UpperBound,754    LLVMMetadataRef Stride, LLVMMetadataRef Bias);755 756/**757 * Create debugging information entry for a dynamic array.758 * \param Builder      The DIBuilder.759 * \param Size         Array size.760 * \param AlignInBits  Alignment.761 * \param Ty           Element type.762 * \param Subscripts   Subscripts.763 * \param NumSubscripts Number of subscripts.764 * \param DataLocation DataLocation. (DIVariable, DIExpression or NULL)765 * \param Associated   Associated. (DIVariable, DIExpression or NULL)766 * \param Allocated    Allocated. (DIVariable, DIExpression or NULL)767 * \param Rank         Rank. (DIVariable, DIExpression or NULL)768 * \param BitStride    BitStride.769 */770LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateDynamicArrayType(771    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,772    size_t NameLen, unsigned LineNo, LLVMMetadataRef File, uint64_t Size,773    uint32_t AlignInBits, LLVMMetadataRef Ty, LLVMMetadataRef *Subscripts,774    unsigned NumSubscripts, LLVMMetadataRef DataLocation,775    LLVMMetadataRef Associated, LLVMMetadataRef Allocated, LLVMMetadataRef Rank,776    LLVMMetadataRef BitStride);777 778/**779 * Replace arrays.780 *781 * @see DIBuilder::replaceArrays()782 */783LLVM_C_ABI void LLVMReplaceArrays(LLVMDIBuilderRef Builder, LLVMMetadataRef *T,784                                  LLVMMetadataRef *Elements,785                                  unsigned NumElements);786 787/**788 * Create debugging information entry for a vector type.789 * \param Builder      The DIBuilder.790 * \param Size         Vector size.791 * \param AlignInBits  Alignment.792 * \param Ty           Element type.793 * \param Subscripts   Subscripts.794 * \param NumSubscripts Number of subscripts.795 */796LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateVectorType(797    LLVMDIBuilderRef Builder, uint64_t Size, uint32_t AlignInBits,798    LLVMMetadataRef Ty, LLVMMetadataRef *Subscripts, unsigned NumSubscripts);799 800/**801 * Create a DWARF unspecified type.802 * \param Builder   The DIBuilder.803 * \param Name      The unspecified type's name.804 * \param NameLen   Length of type name.805 */806LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateUnspecifiedType(807    LLVMDIBuilderRef Builder, const char *Name, size_t NameLen);808 809/**810 * Create debugging information entry for a basic811 * type.812 * \param Builder     The DIBuilder.813 * \param Name        Type name.814 * \param NameLen     Length of type name.815 * \param SizeInBits  Size of the type.816 * \param Encoding    DWARF encoding code, e.g. \c LLVMDWARFTypeEncoding_float.817 * \param Flags       Flags to encode optional attribute like endianity818 */819LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateBasicType(820    LLVMDIBuilderRef Builder, const char *Name, size_t NameLen,821    uint64_t SizeInBits, LLVMDWARFTypeEncoding Encoding, LLVMDIFlags Flags);822 823/**824 * Create debugging information entry for a pointer.825 * \param Builder     The DIBuilder.826 * \param PointeeTy         Type pointed by this pointer.827 * \param SizeInBits        Size.828 * \param AlignInBits       Alignment. (optional, pass 0 to ignore)829 * \param AddressSpace      DWARF address space. (optional, pass 0 to ignore)830 * \param Name              Pointer type name. (optional)831 * \param NameLen           Length of pointer type name. (optional)832 */833LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreatePointerType(834    LLVMDIBuilderRef Builder, LLVMMetadataRef PointeeTy, uint64_t SizeInBits,835    uint32_t AlignInBits, unsigned AddressSpace, const char *Name,836    size_t NameLen);837 838/**839 * Create debugging information entry for a struct.840 * \param Builder     The DIBuilder.841 * \param Scope        Scope in which this struct is defined.842 * \param Name         Struct name.843 * \param NameLen      Struct name length.844 * \param File         File where this member is defined.845 * \param LineNumber   Line number.846 * \param SizeInBits   Member size.847 * \param AlignInBits  Member alignment.848 * \param Flags        Flags to encode member attribute, e.g. private849 * \param Elements     Struct elements.850 * \param NumElements  Number of struct elements.851 * \param RunTimeLang  Optional parameter, Objective-C runtime version.852 * \param VTableHolder The object containing the vtable for the struct.853 * \param UniqueId     A unique identifier for the struct.854 * \param UniqueIdLen  Length of the unique identifier for the struct.855 */856LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateStructType(857    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,858    size_t NameLen, LLVMMetadataRef File, unsigned LineNumber,859    uint64_t SizeInBits, uint32_t AlignInBits, LLVMDIFlags Flags,860    LLVMMetadataRef DerivedFrom, LLVMMetadataRef *Elements,861    unsigned NumElements, unsigned RunTimeLang, LLVMMetadataRef VTableHolder,862    const char *UniqueId, size_t UniqueIdLen);863 864/**865 * Create debugging information entry for a member.866 * \param Builder      The DIBuilder.867 * \param Scope        Member scope.868 * \param Name         Member name.869 * \param NameLen      Length of member name.870 * \param File         File where this member is defined.871 * \param LineNo       Line number.872 * \param SizeInBits   Member size.873 * \param AlignInBits  Member alignment.874 * \param OffsetInBits Member offset.875 * \param Flags        Flags to encode member attribute, e.g. private876 * \param Ty           Parent type.877 */878LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateMemberType(879    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,880    size_t NameLen, LLVMMetadataRef File, unsigned LineNo, uint64_t SizeInBits,881    uint32_t AlignInBits, uint64_t OffsetInBits, LLVMDIFlags Flags,882    LLVMMetadataRef Ty);883 884/**885 * Create debugging information entry for a886 * C++ static data member.887 * \param Builder      The DIBuilder.888 * \param Scope        Member scope.889 * \param Name         Member name.890 * \param NameLen      Length of member name.891 * \param File         File where this member is declared.892 * \param LineNumber   Line number.893 * \param Type         Type of the static member.894 * \param Flags        Flags to encode member attribute, e.g. private.895 * \param ConstantVal  Const initializer of the member.896 * \param AlignInBits  Member alignment.897 */898LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateStaticMemberType(899    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,900    size_t NameLen, LLVMMetadataRef File, unsigned LineNumber,901    LLVMMetadataRef Type, LLVMDIFlags Flags, LLVMValueRef ConstantVal,902    uint32_t AlignInBits);903 904/**905 * Create debugging information entry for a pointer to member.906 * \param Builder      The DIBuilder.907 * \param PointeeType  Type pointed to by this pointer.908 * \param ClassType    Type for which this pointer points to members of.909 * \param SizeInBits   Size.910 * \param AlignInBits  Alignment.911 * \param Flags        Flags.912 */913LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateMemberPointerType(914    LLVMDIBuilderRef Builder, LLVMMetadataRef PointeeType,915    LLVMMetadataRef ClassType, uint64_t SizeInBits, uint32_t AlignInBits,916    LLVMDIFlags Flags);917/**918 * Create debugging information entry for Objective-C instance variable.919 * \param Builder      The DIBuilder.920 * \param Name         Member name.921 * \param NameLen      The length of the C string passed to \c Name.922 * \param File         File where this member is defined.923 * \param LineNo       Line number.924 * \param SizeInBits   Member size.925 * \param AlignInBits  Member alignment.926 * \param OffsetInBits Member offset.927 * \param Flags        Flags to encode member attribute, e.g. private928 * \param Ty           Parent type.929 * \param PropertyNode Property associated with this ivar.930 */931LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateObjCIVar(932    LLVMDIBuilderRef Builder, const char *Name, size_t NameLen,933    LLVMMetadataRef File, unsigned LineNo, uint64_t SizeInBits,934    uint32_t AlignInBits, uint64_t OffsetInBits, LLVMDIFlags Flags,935    LLVMMetadataRef Ty, LLVMMetadataRef PropertyNode);936 937/**938 * Create debugging information entry for Objective-C property.939 * \param Builder            The DIBuilder.940 * \param Name               Property name.941 * \param NameLen            The length of the C string passed to \c Name.942 * \param File               File where this property is defined.943 * \param LineNo             Line number.944 * \param GetterName         Name of the Objective C property getter selector.945 * \param GetterNameLen      The length of the C string passed to \c GetterName.946 * \param SetterName         Name of the Objective C property setter selector.947 * \param SetterNameLen      The length of the C string passed to \c SetterName.948 * \param PropertyAttributes Objective C property attributes.949 * \param Ty                 Type.950 */951LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateObjCProperty(952    LLVMDIBuilderRef Builder, const char *Name, size_t NameLen,953    LLVMMetadataRef File, unsigned LineNo, const char *GetterName,954    size_t GetterNameLen, const char *SetterName, size_t SetterNameLen,955    unsigned PropertyAttributes, LLVMMetadataRef Ty);956 957/**958 * Create a uniqued DIType* clone with FlagObjectPointer. If \c Implicit959 * is true, then also set FlagArtificial.960 * \param Builder   The DIBuilder.961 * \param Type      The underlying type to which this pointer points.962 * \param Implicit  Indicates whether this pointer was implicitly generated963 *                  (i.e., not spelled out in source).964 */965LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateObjectPointerType(966    LLVMDIBuilderRef Builder, LLVMMetadataRef Type, LLVMBool Implicit);967 968/**969 * Create debugging information entry for a qualified970 * type, e.g. 'const int'.971 * \param Builder     The DIBuilder.972 * \param Tag         Tag identifying type,973 *                    e.g. LLVMDWARFTypeQualifier_volatile_type974 * \param Type        Base Type.975 */976LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateQualifiedType(977    LLVMDIBuilderRef Builder, unsigned Tag, LLVMMetadataRef Type);978 979/**980 * Create debugging information entry for a c++981 * style reference or rvalue reference type.982 * \param Builder   The DIBuilder.983 * \param Tag       Tag identifying type,984 * \param Type      Base Type.985 */986LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateReferenceType(987    LLVMDIBuilderRef Builder, unsigned Tag, LLVMMetadataRef Type);988 989/**990 * Create C++11 nullptr type.991 * \param Builder   The DIBuilder.992 */993LLVM_C_ABI LLVMMetadataRef994LLVMDIBuilderCreateNullPtrType(LLVMDIBuilderRef Builder);995 996/**997 * Create debugging information entry for a typedef.998 * \param Builder    The DIBuilder.999 * \param Type       Original type.1000 * \param Name       Typedef name.1001 * \param File       File where this type is defined.1002 * \param LineNo     Line number.1003 * \param Scope      The surrounding context for the typedef.1004 */1005LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateTypedef(1006    LLVMDIBuilderRef Builder, LLVMMetadataRef Type, const char *Name,1007    size_t NameLen, LLVMMetadataRef File, unsigned LineNo,1008    LLVMMetadataRef Scope, uint32_t AlignInBits);1009 1010/**1011 * Create debugging information entry to establish inheritance relationship1012 * between two types.1013 * \param Builder       The DIBuilder.1014 * \param Ty            Original type.1015 * \param BaseTy        Base type. Ty is inherits from base.1016 * \param BaseOffset    Base offset.1017 * \param VBPtrOffset  Virtual base pointer offset.1018 * \param Flags         Flags to describe inheritance attribute, e.g. private1019 */1020LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateInheritance(1021    LLVMDIBuilderRef Builder, LLVMMetadataRef Ty, LLVMMetadataRef BaseTy,1022    uint64_t BaseOffset, uint32_t VBPtrOffset, LLVMDIFlags Flags);1023 1024/**1025 * Create a permanent forward-declared type.1026 * \param Builder             The DIBuilder.1027 * \param Tag                 A unique tag for this type.1028 * \param Name                Type name.1029 * \param NameLen             Length of type name.1030 * \param Scope               Type scope.1031 * \param File                File where this type is defined.1032 * \param Line                Line number where this type is defined.1033 * \param RuntimeLang         Indicates runtime version for languages like1034 *                            Objective-C.1035 * \param SizeInBits          Member size.1036 * \param AlignInBits         Member alignment.1037 * \param UniqueIdentifier    A unique identifier for the type.1038 * \param UniqueIdentifierLen Length of the unique identifier.1039 */1040LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateForwardDecl(1041    LLVMDIBuilderRef Builder, unsigned Tag, const char *Name, size_t NameLen,1042    LLVMMetadataRef Scope, LLVMMetadataRef File, unsigned Line,1043    unsigned RuntimeLang, uint64_t SizeInBits, uint32_t AlignInBits,1044    const char *UniqueIdentifier, size_t UniqueIdentifierLen);1045 1046/**1047 * Create a temporary forward-declared type.1048 * \param Builder             The DIBuilder.1049 * \param Tag                 A unique tag for this type.1050 * \param Name                Type name.1051 * \param NameLen             Length of type name.1052 * \param Scope               Type scope.1053 * \param File                File where this type is defined.1054 * \param Line                Line number where this type is defined.1055 * \param RuntimeLang         Indicates runtime version for languages like1056 *                            Objective-C.1057 * \param SizeInBits          Member size.1058 * \param AlignInBits         Member alignment.1059 * \param Flags               Flags.1060 * \param UniqueIdentifier    A unique identifier for the type.1061 * \param UniqueIdentifierLen Length of the unique identifier.1062 */1063LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateReplaceableCompositeType(1064    LLVMDIBuilderRef Builder, unsigned Tag, const char *Name, size_t NameLen,1065    LLVMMetadataRef Scope, LLVMMetadataRef File, unsigned Line,1066    unsigned RuntimeLang, uint64_t SizeInBits, uint32_t AlignInBits,1067    LLVMDIFlags Flags, const char *UniqueIdentifier,1068    size_t UniqueIdentifierLen);1069 1070/**1071 * Create debugging information entry for a bit field member.1072 * \param Builder             The DIBuilder.1073 * \param Scope               Member scope.1074 * \param Name                Member name.1075 * \param NameLen             Length of member name.1076 * \param File                File where this member is defined.1077 * \param LineNumber          Line number.1078 * \param SizeInBits          Member size.1079 * \param OffsetInBits        Member offset.1080 * \param StorageOffsetInBits Member storage offset.1081 * \param Flags               Flags to encode member attribute.1082 * \param Type                Parent type.1083 */1084LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateBitFieldMemberType(1085    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,1086    size_t NameLen, LLVMMetadataRef File, unsigned LineNumber,1087    uint64_t SizeInBits, uint64_t OffsetInBits, uint64_t StorageOffsetInBits,1088    LLVMDIFlags Flags, LLVMMetadataRef Type);1089 1090/**1091 * Create debugging information entry for a class.1092 * \param Scope               Scope in which this class is defined.1093 * \param Name                Class name.1094 * \param NameLen             The length of the C string passed to \c Name.1095 * \param File                File where this member is defined.1096 * \param LineNumber          Line number.1097 * \param SizeInBits          Member size.1098 * \param AlignInBits         Member alignment.1099 * \param OffsetInBits        Member offset.1100 * \param Flags               Flags to encode member attribute, e.g. private.1101 * \param DerivedFrom         Debug info of the base class of this type.1102 * \param Elements            Class members.1103 * \param NumElements         Number of class elements.1104 * \param VTableHolder        Debug info of the base class that contains vtable1105 *                            for this type. This is used in1106 *                            DW_AT_containing_type. See DWARF documentation1107 *                            for more info.1108 * \param TemplateParamsNode  Template type parameters.1109 * \param UniqueIdentifier    A unique identifier for the type.1110 * \param UniqueIdentifierLen Length of the unique identifier.1111 */1112LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateClassType(1113    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,1114    size_t NameLen, LLVMMetadataRef File, unsigned LineNumber,1115    uint64_t SizeInBits, uint32_t AlignInBits, uint64_t OffsetInBits,1116    LLVMDIFlags Flags, LLVMMetadataRef DerivedFrom, LLVMMetadataRef *Elements,1117    unsigned NumElements, LLVMMetadataRef VTableHolder,1118    LLVMMetadataRef TemplateParamsNode, const char *UniqueIdentifier,1119    size_t UniqueIdentifierLen);1120 1121/**1122 * Create a uniqued DIType* clone with FlagArtificial set.1123 * \param Builder     The DIBuilder.1124 * \param Type        The underlying type.1125 */1126LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateArtificialType(1127    LLVMDIBuilderRef Builder, LLVMMetadataRef Type);1128 1129/**1130 * Get the name of this DIType.1131 * \param DType     The DIType.1132 * \param Length    The length of the returned string.1133 *1134 * @see DIType::getName()1135 */1136LLVM_C_ABI const char *LLVMDITypeGetName(LLVMMetadataRef DType, size_t *Length);1137 1138/**1139 * Get the size of this DIType in bits.1140 * \param DType     The DIType.1141 *1142 * @see DIType::getSizeInBits()1143 */1144LLVM_C_ABI uint64_t LLVMDITypeGetSizeInBits(LLVMMetadataRef DType);1145 1146/**1147 * Get the offset of this DIType in bits.1148 * \param DType     The DIType.1149 *1150 * @see DIType::getOffsetInBits()1151 */1152LLVM_C_ABI uint64_t LLVMDITypeGetOffsetInBits(LLVMMetadataRef DType);1153 1154/**1155 * Get the alignment of this DIType in bits.1156 * \param DType     The DIType.1157 *1158 * @see DIType::getAlignInBits()1159 */1160LLVM_C_ABI uint32_t LLVMDITypeGetAlignInBits(LLVMMetadataRef DType);1161 1162/**1163 * Get the source line where this DIType is declared.1164 * \param DType     The DIType.1165 *1166 * @see DIType::getLine()1167 */1168LLVM_C_ABI unsigned LLVMDITypeGetLine(LLVMMetadataRef DType);1169 1170/**1171 * Get the flags associated with this DIType.1172 * \param DType     The DIType.1173 *1174 * @see DIType::getFlags()1175 */1176LLVM_C_ABI LLVMDIFlags LLVMDITypeGetFlags(LLVMMetadataRef DType);1177 1178/**1179 * Create a descriptor for a value range.1180 * \param Builder    The DIBuilder.1181 * \param LowerBound Lower bound of the subrange, e.g. 0 for C, 1 for Fortran.1182 * \param Count      Count of elements in the subrange.1183 */1184LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderGetOrCreateSubrange(1185    LLVMDIBuilderRef Builder, int64_t LowerBound, int64_t Count);1186 1187/**1188 * Create an array of DI Nodes.1189 * \param Builder        The DIBuilder.1190 * \param Data           The DI Node elements.1191 * \param NumElements    Number of DI Node elements.1192 */1193LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderGetOrCreateArray(1194    LLVMDIBuilderRef Builder, LLVMMetadataRef *Data, size_t NumElements);1195 1196/**1197 * Create a new descriptor for the specified variable which has a complex1198 * address expression for its address.1199 * \param Builder     The DIBuilder.1200 * \param Addr        An array of complex address operations.1201 * \param Length      Length of the address operation array.1202 */1203LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateExpression(1204    LLVMDIBuilderRef Builder, uint64_t *Addr, size_t Length);1205 1206/**1207 * Create a new descriptor for the specified variable that does not have an1208 * address, but does have a constant value.1209 * \param Builder     The DIBuilder.1210 * \param Value       The constant value.1211 */1212LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateConstantValueExpression(1213    LLVMDIBuilderRef Builder, uint64_t Value);1214 1215/**1216 * Create a new descriptor for the specified variable.1217 * \param Scope       Variable scope.1218 * \param Name        Name of the variable.1219 * \param NameLen     The length of the C string passed to \c Name.1220 * \param Linkage     Mangled  name of the variable.1221 * \param LinkLen     The length of the C string passed to \c Linkage.1222 * \param File        File where this variable is defined.1223 * \param LineNo      Line number.1224 * \param Ty          Variable Type.1225 * \param LocalToUnit Boolean flag indicate whether this variable is1226 *                    externally visible or not.1227 * \param Expr        The location of the global relative to the attached1228 *                    GlobalVariable.1229 * \param Decl        Reference to the corresponding declaration.1230 *                    variables.1231 * \param AlignInBits Variable alignment(or 0 if no alignment attr was1232 *                    specified)1233 */1234LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateGlobalVariableExpression(1235    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,1236    size_t NameLen, const char *Linkage, size_t LinkLen, LLVMMetadataRef File,1237    unsigned LineNo, LLVMMetadataRef Ty, LLVMBool LocalToUnit,1238    LLVMMetadataRef Expr, LLVMMetadataRef Decl, uint32_t AlignInBits);1239 1240/**1241 * Get the dwarf::Tag of a DINode1242 */1243LLVM_C_ABI uint16_t LLVMGetDINodeTag(LLVMMetadataRef MD);1244 1245/**1246 * Retrieves the \c DIVariable associated with this global variable expression.1247 * \param GVE    The global variable expression.1248 *1249 * @see llvm::DIGlobalVariableExpression::getVariable()1250 */1251LLVM_C_ABI LLVMMetadataRef1252LLVMDIGlobalVariableExpressionGetVariable(LLVMMetadataRef GVE);1253 1254/**1255 * Retrieves the \c DIExpression associated with this global variable expression.1256 * \param GVE    The global variable expression.1257 *1258 * @see llvm::DIGlobalVariableExpression::getExpression()1259 */1260LLVM_C_ABI LLVMMetadataRef1261LLVMDIGlobalVariableExpressionGetExpression(LLVMMetadataRef GVE);1262 1263/**1264 * Get the metadata of the file associated with a given variable.1265 * \param Var     The variable object.1266 *1267 * @see DIVariable::getFile()1268 */1269LLVM_C_ABI LLVMMetadataRef LLVMDIVariableGetFile(LLVMMetadataRef Var);1270 1271/**1272 * Get the metadata of the scope associated with a given variable.1273 * \param Var     The variable object.1274 *1275 * @see DIVariable::getScope()1276 */1277LLVM_C_ABI LLVMMetadataRef LLVMDIVariableGetScope(LLVMMetadataRef Var);1278 1279/**1280 * Get the source line where this \c DIVariable is declared.1281 * \param Var     The DIVariable.1282 *1283 * @see DIVariable::getLine()1284 */1285LLVM_C_ABI unsigned LLVMDIVariableGetLine(LLVMMetadataRef Var);1286 1287/**1288 * Create a new temporary \c MDNode.  Suitable for use in constructing cyclic1289 * \c MDNode structures. A temporary \c MDNode is not uniqued, may be RAUW'd,1290 * and must be manually deleted with \c LLVMDisposeTemporaryMDNode.1291 * \param Ctx            The context in which to construct the temporary node.1292 * \param Data           The metadata elements.1293 * \param NumElements    Number of metadata elements.1294 */1295LLVM_C_ABI LLVMMetadataRef LLVMTemporaryMDNode(LLVMContextRef Ctx,1296                                               LLVMMetadataRef *Data,1297                                               size_t NumElements);1298 1299/**1300 * Deallocate a temporary node.1301 *1302 * Calls \c replaceAllUsesWith(nullptr) before deleting, so any remaining1303 * references will be reset.1304 * \param TempNode    The temporary metadata node.1305 */1306LLVM_C_ABI void LLVMDisposeTemporaryMDNode(LLVMMetadataRef TempNode);1307 1308/**1309 * Replace all uses of temporary metadata.1310 * \param TempTargetMetadata    The temporary metadata node.1311 * \param Replacement           The replacement metadata node.1312 */1313LLVM_C_ABI void1314LLVMMetadataReplaceAllUsesWith(LLVMMetadataRef TempTargetMetadata,1315                               LLVMMetadataRef Replacement);1316 1317/**1318 * Create a new descriptor for the specified global variable that is temporary1319 * and meant to be RAUWed.1320 * \param Scope       Variable scope.1321 * \param Name        Name of the variable.1322 * \param NameLen     The length of the C string passed to \c Name.1323 * \param Linkage     Mangled  name of the variable.1324 * \param LnkLen      The length of the C string passed to \c Linkage.1325 * \param File        File where this variable is defined.1326 * \param LineNo      Line number.1327 * \param Ty          Variable Type.1328 * \param LocalToUnit Boolean flag indicate whether this variable is1329 *                    externally visible or not.1330 * \param Decl        Reference to the corresponding declaration.1331 * \param AlignInBits Variable alignment(or 0 if no alignment attr was1332 *                    specified)1333 */1334LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateTempGlobalVariableFwdDecl(1335    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,1336    size_t NameLen, const char *Linkage, size_t LnkLen, LLVMMetadataRef File,1337    unsigned LineNo, LLVMMetadataRef Ty, LLVMBool LocalToUnit,1338    LLVMMetadataRef Decl, uint32_t AlignInBits);1339 1340/**1341 * Only use in "new debug format" (LLVMIsNewDbgInfoFormat() is true).1342 * See https://llvm.org/docs/RemoveDIsDebugInfo.html#c-api-changes1343 *1344 * The debug format can be switched later after inserting the records using1345 * LLVMSetIsNewDbgInfoFormat, if needed for legacy or transitionary reasons.1346 *1347 * Insert a Declare DbgRecord before the given instruction.1348 * \param Builder     The DIBuilder.1349 * \param Storage     The storage of the variable to declare.1350 * \param VarInfo     The variable's debug info descriptor.1351 * \param Expr        A complex location expression for the variable.1352 * \param DebugLoc    Debug info location.1353 * \param Instr       Instruction acting as a location for the new record.1354 */1355LLVM_C_ABI LLVMDbgRecordRef LLVMDIBuilderInsertDeclareRecordBefore(1356    LLVMDIBuilderRef Builder, LLVMValueRef Storage, LLVMMetadataRef VarInfo,1357    LLVMMetadataRef Expr, LLVMMetadataRef DebugLoc, LLVMValueRef Instr);1358 1359/**1360 * Only use in "new debug format" (LLVMIsNewDbgInfoFormat() is true).1361 * See https://llvm.org/docs/RemoveDIsDebugInfo.html#c-api-changes1362 *1363 * The debug format can be switched later after inserting the records using1364 * LLVMSetIsNewDbgInfoFormat, if needed for legacy or transitionary reasons.1365 *1366 * Insert a Declare DbgRecord at the end of the given basic block. If the basic1367 * block has a terminator instruction, the record is inserted before that1368 * terminator instruction.1369 * \param Builder     The DIBuilder.1370 * \param Storage     The storage of the variable to declare.1371 * \param VarInfo     The variable's debug info descriptor.1372 * \param Expr        A complex location expression for the variable.1373 * \param DebugLoc    Debug info location.1374 * \param Block       Basic block acting as a location for the new record.1375 */1376LLVM_C_ABI LLVMDbgRecordRef LLVMDIBuilderInsertDeclareRecordAtEnd(1377    LLVMDIBuilderRef Builder, LLVMValueRef Storage, LLVMMetadataRef VarInfo,1378    LLVMMetadataRef Expr, LLVMMetadataRef DebugLoc, LLVMBasicBlockRef Block);1379 1380/**1381 * Only use in "new debug format" (LLVMIsNewDbgInfoFormat() is true).1382 * See https://llvm.org/docs/RemoveDIsDebugInfo.html#c-api-changes1383 *1384 * The debug format can be switched later after inserting the records using1385 * LLVMSetIsNewDbgInfoFormat, if needed for legacy or transitionary reasons.1386 *1387 * Insert a new debug record before the given instruction.1388 * \param Builder     The DIBuilder.1389 * \param Val         The value of the variable.1390 * \param VarInfo     The variable's debug info descriptor.1391 * \param Expr        A complex location expression for the variable.1392 * \param DebugLoc    Debug info location.1393 * \param Instr       Instruction acting as a location for the new record.1394 */1395LLVM_C_ABI LLVMDbgRecordRef LLVMDIBuilderInsertDbgValueRecordBefore(1396    LLVMDIBuilderRef Builder, LLVMValueRef Val, LLVMMetadataRef VarInfo,1397    LLVMMetadataRef Expr, LLVMMetadataRef DebugLoc, LLVMValueRef Instr);1398 1399/**1400 * Only use in "new debug format" (LLVMIsNewDbgInfoFormat() is true).1401 * See https://llvm.org/docs/RemoveDIsDebugInfo.html#c-api-changes1402 *1403 * The debug format can be switched later after inserting the records using1404 * LLVMSetIsNewDbgInfoFormat, if needed for legacy or transitionary reasons.1405 *1406 * Insert a new debug record at the end of the given basic block. If the1407 * basic block has a terminator instruction, the record is inserted before1408 * that terminator instruction.1409 * \param Builder     The DIBuilder.1410 * \param Val         The value of the variable.1411 * \param VarInfo     The variable's debug info descriptor.1412 * \param Expr        A complex location expression for the variable.1413 * \param DebugLoc    Debug info location.1414 * \param Block       Basic block acting as a location for the new record.1415 */1416LLVM_C_ABI LLVMDbgRecordRef LLVMDIBuilderInsertDbgValueRecordAtEnd(1417    LLVMDIBuilderRef Builder, LLVMValueRef Val, LLVMMetadataRef VarInfo,1418    LLVMMetadataRef Expr, LLVMMetadataRef DebugLoc, LLVMBasicBlockRef Block);1419 1420/**1421 * Create a new descriptor for a local auto variable.1422 * \param Builder         The DIBuilder.1423 * \param Scope           The local scope the variable is declared in.1424 * \param Name            Variable name.1425 * \param NameLen         Length of variable name.1426 * \param File            File where this variable is defined.1427 * \param LineNo          Line number.1428 * \param Ty              Metadata describing the type of the variable.1429 * \param AlwaysPreserve  If true, this descriptor will survive optimizations.1430 * \param Flags           Flags.1431 * \param AlignInBits     Variable alignment.1432 */1433LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateAutoVariable(1434    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,1435    size_t NameLen, LLVMMetadataRef File, unsigned LineNo, LLVMMetadataRef Ty,1436    LLVMBool AlwaysPreserve, LLVMDIFlags Flags, uint32_t AlignInBits);1437 1438/**1439 * Create a new descriptor for a function parameter variable.1440 * \param Builder         The DIBuilder.1441 * \param Scope           The local scope the variable is declared in.1442 * \param Name            Variable name.1443 * \param NameLen         Length of variable name.1444 * \param ArgNo           Unique argument number for this variable; starts at 1.1445 * \param File            File where this variable is defined.1446 * \param LineNo          Line number.1447 * \param Ty              Metadata describing the type of the variable.1448 * \param AlwaysPreserve  If true, this descriptor will survive optimizations.1449 * \param Flags           Flags.1450 */1451LLVM_C_ABI LLVMMetadataRef LLVMDIBuilderCreateParameterVariable(1452    LLVMDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,1453    size_t NameLen, unsigned ArgNo, LLVMMetadataRef File, unsigned LineNo,1454    LLVMMetadataRef Ty, LLVMBool AlwaysPreserve, LLVMDIFlags Flags);1455 1456/**1457 * Get the metadata of the subprogram attached to a function.1458 *1459 * @see llvm::Function::getSubprogram()1460 */1461LLVM_C_ABI LLVMMetadataRef LLVMGetSubprogram(LLVMValueRef Func);1462 1463/**1464 * Set the subprogram attached to a function.1465 *1466 * @see llvm::Function::setSubprogram()1467 */1468LLVM_C_ABI void LLVMSetSubprogram(LLVMValueRef Func, LLVMMetadataRef SP);1469 1470/**1471 * Get the line associated with a given subprogram.1472 * \param Subprogram     The subprogram object.1473 *1474 * @see DISubprogram::getLine()1475 */1476LLVM_C_ABI unsigned LLVMDISubprogramGetLine(LLVMMetadataRef Subprogram);1477 1478/**1479 * Replace the subprogram subroutine type.1480 * \param Subprogram        The subprogram object.1481 * \param SubroutineType    The new subroutine type.1482 *1483 * @see DISubprogram::replaceType()1484 */1485LLVM_C_ABI void LLVMDISubprogramReplaceType(LLVMMetadataRef Subprogram,1486                                            LLVMMetadataRef SubroutineType);1487 1488/**1489 * Get the debug location for the given instruction.1490 *1491 * @see llvm::Instruction::getDebugLoc()1492 */1493LLVM_C_ABI LLVMMetadataRef LLVMInstructionGetDebugLoc(LLVMValueRef Inst);1494 1495/**1496 * Set the debug location for the given instruction.1497 *1498 * To clear the location metadata of the given instruction, pass NULL to \p Loc.1499 *1500 * @see llvm::Instruction::setDebugLoc()1501 */1502LLVM_C_ABI void LLVMInstructionSetDebugLoc(LLVMValueRef Inst,1503                                           LLVMMetadataRef Loc);1504 1505/**1506 * Create a new descriptor for a label1507 *1508 * \param Builder         The DIBuilder.1509 * \param Scope           The scope to create the label in.1510 * \param Name            Variable name.1511 * \param NameLen         Length of variable name.1512 * \param File            The file to create the label in.1513 * \param LineNo          Line Number.1514 * \param AlwaysPreserve  Preserve the label regardless of optimization.1515 *1516 * @see llvm::DIBuilder::createLabel()1517 */1518LLVM_C_ABI LLVMMetadataRef1519LLVMDIBuilderCreateLabel(LLVMDIBuilderRef Builder, LLVMMetadataRef Context,1520                         const char *Name, size_t NameLen, LLVMMetadataRef File,1521                         unsigned LineNo, LLVMBool AlwaysPreserve);1522 1523/**1524 * Insert a new llvm.dbg.label intrinsic call1525 *1526 * \param Builder         The DIBuilder.1527 * \param LabelInfo       The Label's debug info descriptor1528 * \param Location        The debug info location1529 * \param InsertBefore    Location for the new intrinsic.1530 *1531 * @see llvm::DIBuilder::insertLabel()1532 */1533LLVM_C_ABI LLVMDbgRecordRef LLVMDIBuilderInsertLabelBefore(1534    LLVMDIBuilderRef Builder, LLVMMetadataRef LabelInfo,1535    LLVMMetadataRef Location, LLVMValueRef InsertBefore);1536 1537/**1538 * Insert a new llvm.dbg.label intrinsic call1539 *1540 * \param Builder         The DIBuilder.1541 * \param LabelInfo       The Label's debug info descriptor1542 * \param Location        The debug info location1543 * \param InsertAtEnd     Location for the new intrinsic.1544 *1545 * @see llvm::DIBuilder::insertLabel()1546 */1547LLVM_C_ABI LLVMDbgRecordRef LLVMDIBuilderInsertLabelAtEnd(1548    LLVMDIBuilderRef Builder, LLVMMetadataRef LabelInfo,1549    LLVMMetadataRef Location, LLVMBasicBlockRef InsertAtEnd);1550 1551/**1552 * Obtain the enumerated type of a Metadata instance.1553 *1554 * @see llvm::Metadata::getMetadataID()1555 */1556LLVM_C_ABI LLVMMetadataKind LLVMGetMetadataKind(LLVMMetadataRef Metadata);1557 1558/**1559 * @}1560 */1561 1562LLVM_C_EXTERN_C_END1563 1564#endif1565