mlir::SymbolTableCollection Class Reference

This class represents a collection of SymbolTables. More...

#include "mlir/IR/SymbolTable.h"

Public Member Functions
Operation *	lookupSymbolIn (Operation *symbolTableOp, StringAttr symbol)
	Look up a symbol with the specified name within the specified symbol table operation, returning null if no such name exists. More...
Operation *	lookupSymbolIn (Operation *symbolTableOp, SymbolRefAttr name)
template<typename T , typename NameT >
T	lookupSymbolIn (Operation *symbolTableOp, NameT &&name) const
LogicalResult	lookupSymbolIn (Operation *symbolTableOp, SymbolRefAttr name, SmallVectorImpl< Operation *> &symbols)
	A variant of 'lookupSymbolIn' that returns all of the symbols referenced by a given SymbolRefAttr when resolved within the provided symbol table operation. More...
Operation *	lookupNearestSymbolFrom (Operation *from, StringAttr symbol)
	Returns the operation registered with the given symbol name within the closest parent operation of, or including, 'from' with the 'OpTrait::SymbolTable' trait. More...
Operation *	lookupNearestSymbolFrom (Operation *from, SymbolRefAttr symbol)
template<typename T >
T	lookupNearestSymbolFrom (Operation *from, StringAttr symbol)
template<typename T >
T	lookupNearestSymbolFrom (Operation *from, SymbolRefAttr symbol)
SymbolTable &	getSymbolTable (Operation *op)
	Lookup, or create, a symbol table for an operation. More...

Detailed Description

This class represents a collection of SymbolTables.

This simplifies certain algorithms that run recursively on nested symbol tables. Symbol tables are constructed lazily to reduce the upfront cost of constructing unnecessary tables.

Definition at line 245 of file SymbolTable.h.

Member Function Documentation

getSymbolTable()

SymbolTable & SymbolTableCollection::getSymbolTable

(

Operation *

op

)

Lookup, or create, a symbol table for an operation.

Definition at line 969 of file SymbolTable.cpp.

lookupNearestSymbolFrom() [1/4]

Operation * SymbolTableCollection::lookupNearestSymbolFrom	(	Operation *	from,
		StringAttr	symbol
	)

Returns the operation registered with the given symbol name within the closest parent operation of, or including, 'from' with the 'OpTrait::SymbolTable' trait.

Returns nullptr if no valid symbol was found.

Definition at line 956 of file SymbolTable.cpp.

References mlir::SymbolTable::getNearestSymbolTable(), and mlir::SymbolTable::lookupSymbolIn().

Referenced by getLoadStoreElementType(), parseGlobalMemrefOpTypeAndInitialValue(), printAtomicReductionRegion(), verifySymbolAttrUse(), and walkReferencedSymbolNodes().

lookupNearestSymbolFrom() [2/4]

Operation * SymbolTableCollection::lookupNearestSymbolFrom	(	Operation *	from,
		SymbolRefAttr	symbol
	)

Definition at line 962 of file SymbolTable.cpp.

References mlir::SymbolTable::getNearestSymbolTable(), and mlir::SymbolTable::lookupSymbolIn().

lookupNearestSymbolFrom() [3/4]

template<typename T >

T mlir::SymbolTableCollection::lookupNearestSymbolFrom ( Operation *  from, StringAttr  symbol  )

inline

Definition at line 270 of file SymbolTable.h.

References mlir::SymbolTable::lookupNearestSymbolFrom().

lookupNearestSymbolFrom() [4/4]

template<typename T >

T mlir::SymbolTableCollection::lookupNearestSymbolFrom ( Operation *  from, SymbolRefAttr  symbol  )

inline

Definition at line 274 of file SymbolTable.h.

References mlir::SymbolTable::lookupNearestSymbolFrom().

lookupSymbolIn() [1/4]

Operation * SymbolTableCollection::lookupSymbolIn	(	Operation *	symbolTableOp,
		StringAttr	symbol
	)

Look up a symbol with the specified name within the specified symbol table operation, returning null if no such name exists.

Definition at line 928 of file SymbolTable.cpp.

Referenced by mlir::dataflow::DeadCodeAnalysis::initialize(), parentLLVMModule(), mlir::SymbolUserMap::replaceAllUsesWith(), and mlir::SymbolUserMap::SymbolUserMap().

lookupSymbolIn() [2/4]

Operation * SymbolTableCollection::lookupSymbolIn	(	Operation *	symbolTableOp,
		SymbolRefAttr	name
	)

Definition at line 932 of file SymbolTable.cpp.

References mlir::failed(), and mlir::SymbolTable::lookupSymbolIn().

lookupSymbolIn() [3/4]

template<typename T , typename NameT >

T mlir::SymbolTableCollection::lookupSymbolIn ( Operation *  symbolTableOp, NameT &&  name  ) const

inline

Definition at line 252 of file SymbolTable.h.

References mlir::SymbolTable::lookupNearestSymbolFrom(), and mlir::SymbolTable::lookupSymbolIn().

lookupSymbolIn() [4/4]

LogicalResult SymbolTableCollection::lookupSymbolIn	(	Operation *	symbolTableOp,
		SymbolRefAttr	name,
		SmallVectorImpl< Operation *> &	symbols
	)

A variant of 'lookupSymbolIn' that returns all of the symbols referenced by a given SymbolRefAttr when resolved within the provided symbol table operation.

A variant of 'lookupSymbolIn' that returns all of the symbols referenced by a given SymbolRefAttr.

Returns failure if any of the nested references could not be resolved.

Definition at line 943 of file SymbolTable.cpp.

References mlir::SymbolTable::lookupSymbolIn(), and lookupSymbolInImpl().

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

• include/mlir/IR/SymbolTable.h
• lib/IR/SymbolTable.cpp