Metadata.h File Reference

This file contains the declarations for metadata subclasses. More...

#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/DenseMapInfo.h"
#include "llvm/ADT/PointerUnion.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/ilist_node.h"
#include "llvm/ADT/iterator_range.h"
#include "llvm/IR/Constant.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/Value.h"
#include "llvm/Support/CBindingWrapping.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/ErrorHandling.h"
#include <cassert>
#include <cstddef>
#include <cstdint>
#include <iterator>
#include <memory>
#include <string>
#include <type_traits>
#include <utility>
#include "llvm/IR/Metadata.def"

Go to the source code of this file.

Classes
class	llvm::Metadata
	Root of the metadata hierarchy. More...
class	llvm::MetadataAsValue
	Metadata wrapper in the Value hierarchy. More...
class	llvm::DebugValueUser
	Base class for tracking ValueAsMetadata/DIArgLists with user lookups and Owner callbacks outside of ValueAsMetadata. More...
class	llvm::MetadataTracking
	API for tracking metadata references through RAUW and deletion. More...
class	llvm::ReplaceableMetadataImpl
	Shared implementation of use-lists for replaceable metadata. More...
class	llvm::ValueAsMetadata
	Value wrapper in the Metadata hierarchy. More...
class	llvm::ConstantAsMetadata
class	llvm::LocalAsMetadata
struct	llvm::mdconst::detail::HasDereference< T, Result >
struct	llvm::mdconst::detail::HasDereference< T, Result >::SFINAE< N >
struct	llvm::mdconst::detail::IsValidPointer< V, M >
struct	llvm::mdconst::detail::IsValidReference< V, M >
class	llvm::MDString
	A single uniqued string. More...
struct	llvm::AAMDNodes
	A collection of metadata nodes that might be associated with a memory access used by the alias-analysis infrastructure. More...
struct	llvm::DenseMapInfo< AAMDNodes >
class	llvm::MDOperand
	Tracking metadata reference owned by Metadata. More...
struct	llvm::simplify_type< MDOperand >
struct	llvm::simplify_type< const MDOperand >
class	llvm::ContextAndReplaceableUses
	Pointer to the context, with optional RAUW support. More...
struct	llvm::TempMDNodeDeleter
class	llvm::MDNode
	Metadata node. More...
class	llvm::MDTuple
	Tuple of metadata. More...
class	llvm::AliasScopeNode
	This is a simple wrapper around an MDNode which provides a higher-level interface by hiding the details of how alias analysis information is encoded in its operands. More...
class	llvm::TypedMDOperandIterator< T >
	Typed iterator through MDNode operands. More...
class	llvm::MDTupleTypedArrayWrapper< T >
	Typed, array-like tuple of metadata. More...
class	llvm::DistinctMDOperandPlaceholder
	Placeholder metadata for operands of distinct MDNodes. More...
class	llvm::NamedMDNode
	A tuple of MDNodes. More...

Namespaces
namespace	llvm
	This is an optimization pass for GlobalISel generic memory operations.
namespace	llvm::mdconst
	Transitional API for extracting constants from Metadata.
namespace	llvm::mdconst::detail

Macros
#define	HANDLE_METADATA_LEAF(CLASS)   CLASS##Kind,
#define	HANDLE_METADATA(CLASS)   class CLASS;
#define	HANDLE_METADATA_LEAF(CLASS)
#define	HANDLE_MDNODE_LEAF(CLASS)    using Temp##CLASS = std::unique_ptr<CLASS, TempMDNodeDeleter>;
#define	HANDLE_MDNODE_BRANCH(CLASS)   HANDLE_MDNODE_LEAF(CLASS)
#define	HANDLE_MDNODE_LEAF(CLASS)
#define	HANDLE_METADATA(CLASS)    using CLASS##Array = MDTupleTypedArrayWrapper<CLASS>;

Enumerations
enum	llvm::LLVMConstants : uint32_t { llvm::DEBUG_METADATA_VERSION = 3 }

Functions
Metadata **	llvm::unwrap (LLVMMetadataRef *MDs)
raw_ostream &	llvm::operator<< (raw_ostream &OS, const Metadata &MD)
template<class T >
T &	llvm::mdconst::detail::make ()
template<class X , class Y >
std::enable_if_t< detail::IsValidPointer< X, Y >::value, bool >	llvm::mdconst::hasa (Y &&MD)
	Check whether Metadata has a Value.
template<class X , class Y >
std::enable_if_t< detail::IsValidReference< X, Y & >::value, bool >	llvm::mdconst::hasa (Y &MD)
template<class X , class Y >
std::enable_if_t< detail::IsValidPointer< X, Y >::value, X * >	llvm::mdconst::extract (Y &&MD)
	Extract a Value from Metadata.
template<class X , class Y >
std::enable_if_t< detail::IsValidReference< X, Y & >::value, X * >	llvm::mdconst::extract (Y &MD)
template<class X , class Y >
std::enable_if_t< detail::IsValidPointer< X, Y >::value, X * >	llvm::mdconst::extract_or_null (Y &&MD)
	Extract a Value from Metadata, allowing null.
template<class X , class Y >
std::enable_if_t< detail::IsValidPointer< X, Y >::value, X * >	llvm::mdconst::dyn_extract (Y &&MD)
	Extract a Value from Metadata, if any.
template<class X , class Y >
std::enable_if_t< detail::IsValidPointer< X, Y >::value, X * >	llvm::mdconst::dyn_extract_or_null (Y &&MD)
	Extract a Value from Metadata, if any, allowing null.

Variables
const uint64_t	llvm::NOMORE_ICP_MAGICNUM = -1
	Magic number in the value profile metadata showing a target has been promoted for the instruction and shouldn't be promoted again.

Detailed Description

This file contains the declarations for metadata subclasses.

They represent the different flavors of metadata that live in LLVM.

Definition in file Metadata.h.

Macro Definition Documentation

HANDLE_MDNODE_BRANCH

#define HANDLE_MDNODE_BRANCH

(

CLASS

)

HANDLE_MDNODE_LEAF(CLASS)

Definition at line 1043 of file Metadata.h.

HANDLE_MDNODE_LEAF [1/2]

#define HANDLE_MDNODE_LEAF

(

CLASS

)

using Temp##CLASS = std::unique_ptr<CLASS, TempMDNodeDeleter>;

Definition at line 1041 of file Metadata.h.

HANDLE_MDNODE_LEAF [2/2]

#define HANDLE_MDNODE_LEAF

(

CLASS

)

Value:

  case CLASS##Kind:                                                            \
    return true;

Definition at line 1041 of file Metadata.h.

HANDLE_METADATA [1/2]

#define HANDLE_METADATA

(

CLASS

)

class CLASS;

Definition at line 1667 of file Metadata.h.

HANDLE_METADATA [2/2]

#define HANDLE_METADATA

(

CLASS

)

using CLASS##Array = MDTupleTypedArrayWrapper<CLASS>;

Definition at line 1667 of file Metadata.h.

HANDLE_METADATA_LEAF [1/2]

#define HANDLE_METADATA_LEAF

(

CLASS

)

CLASS##Kind,

Definition at line 156 of file Metadata.h.

HANDLE_METADATA_LEAF [2/2]

#define HANDLE_METADATA_LEAF

(

CLASS

)

Value:

  template <> struct isa_impl<CLASS, Metadata> {                               \
    static inline bool doit(const Metadata &MD) {                              \
      return MD.getMetadataID() == Metadata::CLASS##Kind;                      \
    }                                                                          \
  };

Definition at line 156 of file Metadata.h.