MLIR  19.0.0git
Public Member Functions | List of all members
mlir::IRRewriter Class Reference

This class coordinates rewriting a piece of IR outside of a pattern rewrite, providing a way to keep track of the mutations made to the IR. More...

#include "mlir/IR/PatternMatch.h"

+ Inheritance diagram for mlir::IRRewriter:

Public Member Functions

 IRRewriter (MLIRContext *ctx, OpBuilder::Listener *listener=nullptr)
 
 IRRewriter (const OpBuilder &builder)
 
 IRRewriter (Operation *op, OpBuilder::Listener *listener=nullptr)
 
- Public Member Functions inherited from mlir::RewriterBase
void inlineRegionBefore (Region &region, Region &parent, Region::iterator before)
 Move the blocks that belong to "region" before the given position in another region "parent". More...
 
void inlineRegionBefore (Region &region, Block *before)
 
virtual void replaceOp (Operation *op, ValueRange newValues)
 Replace the results of the given (original) operation with the specified list of values (replacements). More...
 
virtual void replaceOp (Operation *op, Operation *newOp)
 Replace the results of the given (original) operation with the specified new op (replacement). More...
 
template<typename OpTy , typename... Args>
OpTy replaceOpWithNewOp (Operation *op, Args &&...args)
 Replace the results of the given (original) op with a new op that is created without verification (replacement). More...
 
virtual void eraseOp (Operation *op)
 This method erases an operation that is known to have no uses. More...
 
virtual void eraseBlock (Block *block)
 This method erases all operations in a block. More...
 
virtual void inlineBlockBefore (Block *source, Block *dest, Block::iterator before, ValueRange argValues=std::nullopt)
 Inline the operations of block 'source' into block 'dest' before the given position. More...
 
void inlineBlockBefore (Block *source, Operation *op, ValueRange argValues=std::nullopt)
 Inline the operations of block 'source' before the operation 'op'. More...
 
void mergeBlocks (Block *source, Block *dest, ValueRange argValues=std::nullopt)
 Inline the operations of block 'source' into the end of block 'dest'. More...
 
BlocksplitBlock (Block *block, Block::iterator before)
 Split the operations starting at "before" (inclusive) out of the given block into a new block, and return it. More...
 
void moveOpBefore (Operation *op, Operation *existingOp)
 Unlink this operation from its current block and insert it right before existingOp which may be in the same or another block in the same function. More...
 
void moveOpBefore (Operation *op, Block *block, Block::iterator iterator)
 Unlink this operation from its current block and insert it right before iterator in the specified block. More...
 
void moveOpAfter (Operation *op, Operation *existingOp)
 Unlink this operation from its current block and insert it right after existingOp which may be in the same or another block in the same function. More...
 
void moveOpAfter (Operation *op, Block *block, Block::iterator iterator)
 Unlink this operation from its current block and insert it right after iterator in the specified block. More...
 
void moveBlockBefore (Block *block, Block *anotherBlock)
 Unlink this block and insert it right before existingBlock. More...
 
void moveBlockBefore (Block *block, Region *region, Region::iterator iterator)
 Unlink this block and insert it right before the location that the given iterator points to in the given region. More...
 
virtual void startOpModification (Operation *op)
 This method is used to notify the rewriter that an in-place operation modification is about to happen. More...
 
virtual void finalizeOpModification (Operation *op)
 This method is used to signal the end of an in-place modification of the given operation. More...
 
virtual void cancelOpModification (Operation *op)
 This method cancels a pending in-place modification. More...
 
template<typename CallableT >
void modifyOpInPlace (Operation *root, CallableT &&callable)
 This method is a utility wrapper around an in-place modification of an operation. More...
 
void replaceAllUsesWith (Value from, Value to)
 Find uses of from and replace them with to. More...
 
template<typename OperandType , typename ValueT >
void replaceAllUsesWith (IRObjectWithUseList< OperandType > *from, ValueT &&to)
 
void replaceAllUsesWith (ValueRange from, ValueRange to)
 
void replaceAllOpUsesWith (Operation *from, ValueRange to)
 
void replaceUsesWithIf (Value from, Value to, function_ref< bool(OpOperand &)> functor, bool *allUsesReplaced=nullptr)
 Find uses of from and replace them with to if the functor returns true. More...
 
void replaceUsesWithIf (ValueRange from, ValueRange to, function_ref< bool(OpOperand &)> functor, bool *allUsesReplaced=nullptr)
 
void replaceOpUsesWithIf (Operation *from, ValueRange to, function_ref< bool(OpOperand &)> functor, bool *allUsesReplaced=nullptr)
 
void replaceOpUsesWithinBlock (Operation *op, ValueRange newValues, Block *block, bool *allUsesReplaced=nullptr)
 Find uses of from within block and replace them with to. More...
 
void replaceAllUsesExcept (Value from, Value to, Operation *exceptedUser)
 Find uses of from and replace them with to except if the user is exceptedUser. More...
 
template<typename CallbackT >
std::enable_if_t<!std::is_convertible< CallbackT, Twine >::value, LogicalResultnotifyMatchFailure (Location loc, CallbackT &&reasonCallback)
 Used to notify the listener that the IR failed to be rewritten because of a match failure, and provide a callback to populate a diagnostic with the reason why the failure occurred. More...
 
template<typename CallbackT >
std::enable_if_t<!std::is_convertible< CallbackT, Twine >::value, LogicalResultnotifyMatchFailure (Operation *op, CallbackT &&reasonCallback)
 
template<typename ArgT >
LogicalResult notifyMatchFailure (ArgT &&arg, const Twine &msg)
 
template<typename ArgT >
LogicalResult notifyMatchFailure (ArgT &&arg, const char *msg)
 
- Public Member Functions inherited from mlir::OpBuilder
 OpBuilder (MLIRContext *ctx, Listener *listener=nullptr)
 Create a builder with the given context. More...
 
 OpBuilder (Region *region, Listener *listener=nullptr)
 Create a builder and set the insertion point to the start of the region. More...
 
 OpBuilder (Region &region, Listener *listener=nullptr)
 
 OpBuilder (Operation *op, Listener *listener=nullptr)
 Create a builder and set insertion point to the given operation, which will cause subsequent insertions to go right before it. More...
 
 OpBuilder (Block *block, Block::iterator insertPoint, Listener *listener=nullptr)
 
void setListener (Listener *newListener)
 Sets the listener of this builder to the one provided. More...
 
ListenergetListener () const
 Returns the current listener of this builder, or nullptr if this builder doesn't have a listener. More...
 
void clearInsertionPoint ()
 Reset the insertion point to no location. More...
 
InsertPoint saveInsertionPoint () const
 Return a saved insertion point. More...
 
void restoreInsertionPoint (InsertPoint ip)
 Restore the insert point to a previously saved point. More...
 
void setInsertionPoint (Block *block, Block::iterator insertPoint)
 Set the insertion point to the specified location. More...
 
void setInsertionPoint (Operation *op)
 Sets the insertion point to the specified operation, which will cause subsequent insertions to go right before it. More...
 
void setInsertionPointAfter (Operation *op)
 Sets the insertion point to the node after the specified operation, which will cause subsequent insertions to go right after it. More...
 
void setInsertionPointAfterValue (Value val)
 Sets the insertion point to the node after the specified value. More...
 
void setInsertionPointToStart (Block *block)
 Sets the insertion point to the start of the specified block. More...
 
void setInsertionPointToEnd (Block *block)
 Sets the insertion point to the end of the specified block. More...
 
BlockgetInsertionBlock () const
 Return the block the current insertion point belongs to. More...
 
Block::iterator getInsertionPoint () const
 Returns the current insertion point of the builder. More...
 
BlockgetBlock () const
 Returns the current block of the builder. More...
 
BlockcreateBlock (Region *parent, Region::iterator insertPt={}, TypeRange argTypes=std::nullopt, ArrayRef< Location > locs=std::nullopt)
 Add new block with 'argTypes' arguments and set the insertion point to the end of it. More...
 
BlockcreateBlock (Block *insertBefore, TypeRange argTypes=std::nullopt, ArrayRef< Location > locs=std::nullopt)
 Add new block with 'argTypes' arguments and set the insertion point to the end of it. More...
 
Operationinsert (Operation *op)
 Insert the given operation at the current insertion point and return it. More...
 
Operationcreate (const OperationState &state)
 Creates an operation given the fields represented as an OperationState. More...
 
Operationcreate (Location loc, StringAttr opName, ValueRange operands, TypeRange types={}, ArrayRef< NamedAttribute > attributes={}, BlockRange successors={}, MutableArrayRef< std::unique_ptr< Region >> regions={})
 Creates an operation with the given fields. More...
 
template<typename OpTy , typename... Args>
OpTy create (Location location, Args &&...args)
 Create an operation of specific op type at the current insertion point. More...
 
template<typename OpTy , typename... Args>
void createOrFold (SmallVectorImpl< Value > &results, Location location, Args &&...args)
 Create an operation of specific op type at the current insertion point, and immediately try to fold it. More...
 
template<typename OpTy , typename... Args>
std::enable_if_t< OpTy::template hasTrait< OpTrait::OneResult >), ValuecreateOrFold (Location location, Args &&...args)
 Overload to create or fold a single result operation. More...
 
template<typename OpTy , typename... Args>
std::enable_if_t< OpTy::template hasTrait< OpTrait::ZeroResults >), OpTy > createOrFold (Location location, Args &&...args)
 Overload to create or fold a zero result operation. More...
 
LogicalResult tryFold (Operation *op, SmallVectorImpl< Value > &results)
 Attempts to fold the given operation and places new results within 'results'. More...
 
Operationclone (Operation &op, IRMapping &mapper)
 Creates a deep copy of the specified operation, remapping any operands that use values outside of the operation using the map that is provided ( leaving them alone if no entry is present). More...
 
Operationclone (Operation &op)
 
OperationcloneWithoutRegions (Operation &op, IRMapping &mapper)
 Creates a deep copy of this operation but keep the operation regions empty. More...
 
OperationcloneWithoutRegions (Operation &op)
 
template<typename OpT >
OpT cloneWithoutRegions (OpT op)
 
void cloneRegionBefore (Region &region, Region &parent, Region::iterator before, IRMapping &mapping)
 Clone the blocks that belong to "region" before the given position in another region "parent". More...
 
void cloneRegionBefore (Region &region, Region &parent, Region::iterator before)
 
void cloneRegionBefore (Region &region, Block *before)
 
- Public Member Functions inherited from mlir::Builder
 Builder (MLIRContext *context)
 
 Builder (Operation *op)
 
MLIRContextgetContext () const
 
Location getUnknownLoc ()
 
Location getFusedLoc (ArrayRef< Location > locs, Attribute metadata=Attribute())
 
FloatType getFloat8E5M2Type ()
 
FloatType getFloat8E4M3FNType ()
 
FloatType getFloat8E5M2FNUZType ()
 
FloatType getFloat8E4M3FNUZType ()
 
FloatType getFloat8E4M3B11FNUZType ()
 
FloatType getBF16Type ()
 
FloatType getF16Type ()
 
FloatType getTF32Type ()
 
FloatType getF32Type ()
 
FloatType getF64Type ()
 
FloatType getF80Type ()
 
FloatType getF128Type ()
 
IndexType getIndexType ()
 
IntegerType getI1Type ()
 
IntegerType getI2Type ()
 
IntegerType getI4Type ()
 
IntegerType getI8Type ()
 
IntegerType getI16Type ()
 
IntegerType getI32Type ()
 
IntegerType getI64Type ()
 
IntegerType getIntegerType (unsigned width)
 
IntegerType getIntegerType (unsigned width, bool isSigned)
 
FunctionType getFunctionType (TypeRange inputs, TypeRange results)
 
TupleType getTupleType (TypeRange elementTypes)
 
NoneType getNoneType ()
 
template<typename Ty , typename... Args>
Ty getType (Args &&...args)
 Get or construct an instance of the type Ty with provided arguments. More...
 
template<typename Attr , typename... Args>
Attr getAttr (Args &&...args)
 Get or construct an instance of the attribute Attr with provided arguments. More...
 
NamedAttribute getNamedAttr (StringRef name, Attribute val)
 
UnitAttr getUnitAttr ()
 
BoolAttr getBoolAttr (bool value)
 
DictionaryAttr getDictionaryAttr (ArrayRef< NamedAttribute > value)
 
IntegerAttr getIntegerAttr (Type type, int64_t value)
 
IntegerAttr getIntegerAttr (Type type, const APInt &value)
 
FloatAttr getFloatAttr (Type type, double value)
 
FloatAttr getFloatAttr (Type type, const APFloat &value)
 
StringAttr getStringAttr (const Twine &bytes)
 
ArrayAttr getArrayAttr (ArrayRef< Attribute > value)
 
TypedAttr getZeroAttr (Type type)
 
TypedAttr getOneAttr (Type type)
 
FloatAttr getF16FloatAttr (float value)
 
FloatAttr getF32FloatAttr (float value)
 
FloatAttr getF64FloatAttr (double value)
 
IntegerAttr getI8IntegerAttr (int8_t value)
 
IntegerAttr getI16IntegerAttr (int16_t value)
 
IntegerAttr getI32IntegerAttr (int32_t value)
 
IntegerAttr getI64IntegerAttr (int64_t value)
 
IntegerAttr getIndexAttr (int64_t value)
 
IntegerAttr getSI32IntegerAttr (int32_t value)
 Signed and unsigned integer attribute getters. More...
 
IntegerAttr getUI32IntegerAttr (uint32_t value)
 
DenseIntElementsAttr getBoolVectorAttr (ArrayRef< bool > values)
 Vector-typed DenseIntElementsAttr getters. values must not be empty. More...
 
DenseIntElementsAttr getI32VectorAttr (ArrayRef< int32_t > values)
 
DenseIntElementsAttr getI64VectorAttr (ArrayRef< int64_t > values)
 
DenseIntElementsAttr getIndexVectorAttr (ArrayRef< int64_t > values)
 
DenseFPElementsAttr getF32VectorAttr (ArrayRef< float > values)
 
DenseFPElementsAttr getF64VectorAttr (ArrayRef< double > values)
 
DenseIntElementsAttr getI32TensorAttr (ArrayRef< int32_t > values)
 Tensor-typed DenseIntElementsAttr getters. More...
 
DenseIntElementsAttr getI64TensorAttr (ArrayRef< int64_t > values)
 
DenseIntElementsAttr getIndexTensorAttr (ArrayRef< int64_t > values)
 
DenseBoolArrayAttr getDenseBoolArrayAttr (ArrayRef< bool > values)
 Tensor-typed DenseArrayAttr getters. More...
 
DenseI8ArrayAttr getDenseI8ArrayAttr (ArrayRef< int8_t > values)
 
DenseI16ArrayAttr getDenseI16ArrayAttr (ArrayRef< int16_t > values)
 
DenseI32ArrayAttr getDenseI32ArrayAttr (ArrayRef< int32_t > values)
 
DenseI64ArrayAttr getDenseI64ArrayAttr (ArrayRef< int64_t > values)
 
DenseF32ArrayAttr getDenseF32ArrayAttr (ArrayRef< float > values)
 
DenseF64ArrayAttr getDenseF64ArrayAttr (ArrayRef< double > values)
 
ArrayAttr getAffineMapArrayAttr (ArrayRef< AffineMap > values)
 
ArrayAttr getBoolArrayAttr (ArrayRef< bool > values)
 
ArrayAttr getI32ArrayAttr (ArrayRef< int32_t > values)
 
ArrayAttr getI64ArrayAttr (ArrayRef< int64_t > values)
 
ArrayAttr getIndexArrayAttr (ArrayRef< int64_t > values)
 
ArrayAttr getF32ArrayAttr (ArrayRef< float > values)
 
ArrayAttr getF64ArrayAttr (ArrayRef< double > values)
 
ArrayAttr getStrArrayAttr (ArrayRef< StringRef > values)
 
ArrayAttr getTypeArrayAttr (TypeRange values)
 
AffineExpr getAffineDimExpr (unsigned position)
 
AffineExpr getAffineSymbolExpr (unsigned position)
 
AffineExpr getAffineConstantExpr (int64_t constant)
 
AffineMap getEmptyAffineMap ()
 Returns a zero result affine map with no dimensions or symbols: () -> (). More...
 
AffineMap getConstantAffineMap (int64_t val)
 Returns a single constant result affine map with 0 dimensions and 0 symbols. More...
 
AffineMap getDimIdentityMap ()
 
AffineMap getMultiDimIdentityMap (unsigned rank)
 
AffineMap getSymbolIdentityMap ()
 
AffineMap getSingleDimShiftAffineMap (int64_t shift)
 Returns a map that shifts its (single) input dimension by 'shift'. More...
 
AffineMap getShiftedAffineMap (AffineMap map, int64_t shift)
 Returns an affine map that is a translation (shift) of all result expressions in 'map' by 'shift'. More...
 

Additional Inherited Members

- Static Public Member Functions inherited from mlir::OpBuilder
static OpBuilder atBlockBegin (Block *block, Listener *listener=nullptr)
 Create a builder and set the insertion point to before the first operation in the block but still inside the block. More...
 
static OpBuilder atBlockEnd (Block *block, Listener *listener=nullptr)
 Create a builder and set the insertion point to after the last operation in the block but still inside the block. More...
 
static OpBuilder atBlockTerminator (Block *block, Listener *listener=nullptr)
 Create a builder and set the insertion point to before the block terminator. More...
 
- Protected Member Functions inherited from mlir::RewriterBase
 RewriterBase (MLIRContext *ctx, OpBuilder::Listener *listener=nullptr)
 Initialize the builder. More...
 
 RewriterBase (const OpBuilder &otherBuilder)
 
 RewriterBase (Operation *op, OpBuilder::Listener *listener=nullptr)
 
virtual ~RewriterBase ()
 
- Protected Attributes inherited from mlir::OpBuilder
Listenerlistener
 The optional listener for events of this builder. More...
 
- Protected Attributes inherited from mlir::Builder
MLIRContextcontext
 

Detailed Description

This class coordinates rewriting a piece of IR outside of a pattern rewrite, providing a way to keep track of the mutations made to the IR.

This class should only be used in situations where another RewriterBase instance, such as a PatternRewriter, is not available.

Definition at line 756 of file PatternMatch.h.

Constructor & Destructor Documentation

◆ IRRewriter() [1/3]

mlir::IRRewriter::IRRewriter ( MLIRContext ctx,
OpBuilder::Listener listener = nullptr 
)
inlineexplicit

Definition at line 758 of file PatternMatch.h.

◆ IRRewriter() [2/3]

mlir::IRRewriter::IRRewriter ( const OpBuilder builder)
inlineexplicit

Definition at line 760 of file PatternMatch.h.

◆ IRRewriter() [3/3]

mlir::IRRewriter::IRRewriter ( Operation op,
OpBuilder::Listener listener = nullptr 
)
inlineexplicit

Definition at line 761 of file PatternMatch.h.


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