LLVM 22.0.0git
llvm::DIFile Class Reference

File. More...

#include "llvm/IR/DebugInfoMetadata.h"

Inheritance diagram for llvm::DIFile:
[legend]

Classes

struct  ChecksumInfo
 A single checksum, represented by a Kind and a Value (a string). More...

Public Types

enum  ChecksumKind { CSK_MD5 = 1 , CSK_SHA1 = 2 , CSK_SHA256 = 3 , CSK_Last = CSK_SHA256 }
 Which algorithm (e.g. More...
Public Types inherited from llvm::DINode
enum  DIFlags : uint32_t { FlagAccessibility = FlagPrivate | FlagProtected | FlagPublic , FlagPtrToMemberRep }
 Debug info flags. More...
Public Types inherited from llvm::MDNode
using op_iterator = const MDOperand *
using op_range = iterator_range<op_iterator>

Public Member Functions

 DEFINE_MDNODE_GET (DIFile,(StringRef Filename, StringRef Directory, std::optional< ChecksumInfo< StringRef > > CS=std::nullopt, std::optional< StringRef > Source=std::nullopt),(Filename, Directory, CS, Source)) DEFINE_MDNODE_GET(DIFile
Public Member Functions inherited from llvm::DIScope
DIFilegetFile () const
StringRef getFilename () const
StringRef getDirectory () const
std::optional< StringRefgetSource () const
LLVM_ABI StringRef getName () const
LLVM_ABI DIScopegetScope () const
MetadatagetRawFile () const
 Return the raw underlying file.
Public Member Functions inherited from llvm::DINode
LLVM_ABI dwarf::Tag getTag () const
Public Member Functions inherited from llvm::MDNode
 MDNode (const MDNode &)=delete
void operator= (const MDNode &)=delete
void * operator new (size_t)=delete
LLVM_ABI TempMDNode clone () const
 Create a (temporary) clone of this.
LLVMContextgetContext () const
LLVM_ABI void replaceOperandWith (unsigned I, Metadata *New)
 Replace a specific operand.
bool isResolved () const
 Check if node is fully resolved.
bool isUniqued () const
bool isDistinct () const
bool isTemporary () const
bool isReplaceable () const
bool isAlwaysReplaceable () const
bool hasGeneralizedMDString ()
 Check if this is a valid generalized type metadata node.
unsigned getNumTemporaryUses () const
void replaceAllUsesWith (Metadata *MD)
 RAUW a temporary.
LLVM_ABI void resolveCycles ()
 Resolve cycles.
LLVM_ABI void resolve ()
 Resolve a unique, unresolved node.
op_iterator op_begin () const
op_iterator op_end () const
ArrayRef< MDOperandoperands () const
const MDOperandgetOperand (unsigned I) const
unsigned getNumOperands () const
 Return number of MDNode operands.
LLVM_ABI bool isTBAAVtableAccess () const
 Check whether MDNode is a vtable access.
LLVM_ABI void printTree (raw_ostream &OS, const Module *M=nullptr) const
 Print in tree shape.
LLVM_ABI void printTree (raw_ostream &OS, ModuleSlotTracker &MST, const Module *M=nullptr) const
LLVM_ABI void dumpTree () const
 User-friendly dump in tree shape.
LLVM_ABI void dumpTree (const Module *M) const

Static Public Member Functions

static LLVM_ABI std::optional< ChecksumKindgetChecksumKind (StringRef CSKindStr)
static bool classof (const Metadata *MD)
Static Public Member Functions inherited from llvm::DIScope
static bool classof (const Metadata *MD)
Static Public Member Functions inherited from llvm::DINode
static LLVM_ABI DIFlags getFlag (StringRef Flag)
static LLVM_ABI StringRef getFlagString (DIFlags Flag)
static LLVM_ABI DIFlags splitFlags (DIFlags Flags, SmallVectorImpl< DIFlags > &SplitFlags)
 Split up a flags bitfield.
static bool classof (const Metadata *MD)
Static Public Member Functions inherited from llvm::MDNode
static MDTupleget (LLVMContext &Context, ArrayRef< Metadata * > MDs)
static MDTuplegetIfExists (LLVMContext &Context, ArrayRef< Metadata * > MDs)
static MDTuplegetDistinct (LLVMContext &Context, ArrayRef< Metadata * > MDs)
static TempMDTuple getTemporary (LLVMContext &Context, ArrayRef< Metadata * > MDs)
static LLVM_ABI void deleteTemporary (MDNode *N)
 Deallocate a node created by getTemporary.
template<class T>
static std::enable_if_t< std::is_base_of< MDNode, T >::value, T * > replaceWithPermanent (std::unique_ptr< T, TempMDNodeDeleter > N)
 Replace a temporary node with a permanent one.
template<class T>
static std::enable_if_t< std::is_base_of< MDNode, T >::value, T * > replaceWithUniqued (std::unique_ptr< T, TempMDNodeDeleter > N)
 Replace a temporary node with a uniqued one.
template<class T>
static std::enable_if_t< std::is_base_of< MDNode, T >::value, T * > replaceWithDistinct (std::unique_ptr< T, TempMDNodeDeleter > N)
 Replace a temporary node with a distinct one.
static bool classof (const Metadata *MD)
 Methods for support type inquiry through isa, cast, and dyn_cast:
static LLVM_ABI MDNodeconcatenate (MDNode *A, MDNode *B)
 Methods for metadata merging.
static LLVM_ABI MDNodeintersect (MDNode *A, MDNode *B)
static LLVM_ABI MDNodegetMostGenericTBAA (MDNode *A, MDNode *B)
static LLVM_ABI MDNodegetMostGenericFPMath (MDNode *A, MDNode *B)
static LLVM_ABI MDNodegetMostGenericRange (MDNode *A, MDNode *B)
static LLVM_ABI MDNodegetMostGenericNoaliasAddrspace (MDNode *A, MDNode *B)
static LLVM_ABI MDNodegetMostGenericAliasScope (MDNode *A, MDNode *B)
static LLVM_ABI MDNodegetMostGenericAlignmentOrDereferenceable (MDNode *A, MDNode *B)
static LLVM_ABI MDNodegetMergedProfMetadata (MDNode *A, MDNode *B, const Instruction *AInstr, const Instruction *BInstr)
 Merge !prof metadata from two instructions.
static LLVM_ABI MDNodegetMergedMemProfMetadata (MDNode *A, MDNode *B)
static LLVM_ABI MDNodegetMergedCallsiteMetadata (MDNode *A, MDNode *B)
static LLVM_ABI MDNodegetMergedCalleeTypeMetadata (const MDNode *A, const MDNode *B)

Public Attributes

MDStringFilename
MDString MDStringDirectory
MDString MDString std::optional< ChecksumInfo< MDString * > > CS = std::nullopt
MDString MDString std::optional< ChecksumInfo< MDString * > > MDStringSource

Friends

class LLVMContextImpl
class MDNode

Additional Inherited Members

Protected Types inherited from llvm::MDNode
using mutable_op_range = iterator_range<MDOperand *>
 Active type of storage. More...
Protected Member Functions inherited from llvm::DIScope
 DIScope (LLVMContext &C, unsigned ID, StorageType Storage, unsigned Tag, ArrayRef< Metadata * > Ops)
 ~DIScope ()=default
Protected Member Functions inherited from llvm::DINode
 DINode (LLVMContext &C, unsigned ID, StorageType Storage, unsigned Tag, ArrayRef< Metadata * > Ops1, ArrayRef< Metadata * > Ops2={})
 ~DINode ()=default
template<class Ty>
Ty * getOperandAs (unsigned I) const
StringRef getStringOperand (unsigned I) const
void setTag (unsigned Tag)
 Allow subclasses to mutate the tag.
Protected Member Functions inherited from llvm::MDNode
LLVM_ABI MDNode (LLVMContext &Context, unsigned ID, StorageType Storage, ArrayRef< Metadata * > Ops1, ArrayRef< Metadata * > Ops2={})
 ~MDNode ()=default
LLVM_ABI void * operator new (size_t Size, size_t NumOps, StorageType Storage)
LLVM_ABI void operator delete (void *Mem)
void operator delete (void *, unsigned)
 Required by std, but never called.
void operator delete (void *, unsigned, bool)
 Required by std, but never called.
LLVM_ABI void dropAllReferences ()
MDOperandmutable_begin ()
MDOperandmutable_end ()
mutable_op_range mutable_operands ()
LLVM_ABI void setOperand (unsigned I, Metadata *New)
 Set an operand.
unsigned getNumUnresolved () const
void setNumUnresolved (unsigned N)
LLVM_ABI void storeDistinctInContext ()
void resize (size_t NumOps)
 Resize the node to hold NumOps operands.
Static Protected Member Functions inherited from llvm::DINode
static MDStringgetCanonicalMDString (LLVMContext &Context, StringRef S)
Static Protected Member Functions inherited from llvm::MDNode
template<class T, class StoreT>
static TstoreImpl (T *N, StorageType Storage, StoreT &Store)
template<class T>
static TstoreImpl (T *N, StorageType Storage)

Detailed Description

File.

TODO: Merge with directory/file node (including users). TODO: Canonicalize paths on creation.

Definition at line 578 of file DebugInfoMetadata.h.

Member Enumeration Documentation

◆ ChecksumKind

Which algorithm (e.g.

MD5) a checksum was generated with.

The encoding is explicit because it is used directly in Bitcode. The value 0 is reserved to indicate the absence of a checksum in Bitcode.

Enumerator
CSK_MD5 
CSK_SHA1 
CSK_SHA256 
CSK_Last 

Definition at line 587 of file DebugInfoMetadata.h.

Member Function Documentation

◆ classof()

bool llvm::DIFile::classof ( const Metadata * MD)
inlinestatic

Definition at line 686 of file DebugInfoMetadata.h.

References llvm::Metadata::getMetadataID().

◆ DEFINE_MDNODE_GET()

llvm::DIFile::DEFINE_MDNODE_GET ( DIFile ,
(StringRef Filename, StringRef Directory, std::optional< ChecksumInfo< StringRef > > CS=std::nullopt, std::optional< StringRef > Source=std::nullopt) ,
(Filename, Directory, CS, Source)  )

References CS, Directory, and Filename.

◆ getChecksumKind()

std::optional< DIFile::ChecksumKind > DIFile::getChecksumKind ( StringRef CSKindStr)
static

◆ LLVMContextImpl

friend class LLVMContextImpl
friend

Definition at line 579 of file DebugInfoMetadata.h.

References LLVMContextImpl.

Referenced by LLVMContextImpl.

◆ MDNode

friend class MDNode
friend

Definition at line 580 of file DebugInfoMetadata.h.

References MDNode.

Referenced by MDNode.

Member Data Documentation

◆ CS

MDString MDString std::optional<ChecksumInfo<MDString *> > llvm::DIFile::CS = std::nullopt

Definition at line 656 of file DebugInfoMetadata.h.

Referenced by DEFINE_MDNODE_GET().

◆ Directory

MDString MDString* llvm::DIFile::Directory

Definition at line 655 of file DebugInfoMetadata.h.

Referenced by DEFINE_MDNODE_GET().

◆ Filename

MDString* llvm::DIFile::Filename

Definition at line 655 of file DebugInfoMetadata.h.

Referenced by DEFINE_MDNODE_GET().

◆ Source

MDString MDString std::optional<ChecksumInfo<MDString *> > MDString* llvm::DIFile::Source
Initial value:
= nullptr),
(Filename, Directory, CS, Source))
TempDIFile clone() const { return cloneImpl(); }
StringRef getFilename() const { return getStringOperand(0); }
StringRef getDirectory() const { return getStringOperand(1); }
std::optional<ChecksumInfo<StringRef>> getChecksum() const {
std::optional<ChecksumInfo<StringRef>> StringRefChecksum;
if (Checksum)
StringRefChecksum.emplace(Checksum->Kind, Checksum->Value->getString());
return StringRefChecksum;
}
std::optional<StringRef> getSource() const {
return Source ? std::optional<StringRef>(Source->getString())
: std::nullopt;
}
MDString *getRawFilename() const { return getOperandAs<MDString>(0); }
MDString *getRawDirectory() const { return getOperandAs<MDString>(1); }
std::optional<ChecksumInfo<MDString *>> getRawChecksum() const {
return Checksum;
}
MDString *getRawSource() const { return Source; }
LLVM_ABI static StringRef getChecksumKindAsString(ChecksumKind CSKind)
#define LLVM_ABI
Definition Compiler.h:213
MDString MDString * Directory
MDString * Filename
ChecksumKind
Which algorithm (e.g.
MDString MDString std::optional< ChecksumInfo< MDString * > > CS
StringRef getStringOperand(unsigned I) const
Ty * getOperandAs(unsigned I) const
StringRef getFilename() const
StringRef getDirectory() const
std::optional< StringRef > getSource() const
LLVM_ABI TempMDNode clone() const
Create a (temporary) clone of this.
Definition Metadata.cpp:668
StringRef - Represent a constant reference to a string, i.e.
Definition StringRef.h:55

Definition at line 657 of file DebugInfoMetadata.h.


The documentation for this class was generated from the following files: