The ValueMapper class facilitates the definition and connection of SSA def-use chains between two location - a 'from' location (defining use-def chains) and a 'to' location (where new operations are created based on the 'from' location). More...

#include <ValueMapper.h>

Collaboration diagram for circt::ValueMapper:

[legend]

Public Types
using	TypeTransformer = llvm::function_ref< mlir::Type(mlir::Type)>

Public Member Functions
	ValueMapper (BackedgeBuilder *bb=nullptr)

mlir::Value	get (mlir::Value from, TypeTransformer typeTransformer=ValueMapper::identity)

llvm::SmallVector< mlir::Value >	get (mlir::ValueRange from, TypeTransformer typeTransformer=ValueMapper::identity)

void	set (mlir::Value from, mlir::Value to, bool replace=false)

void	set (mlir::ValueRange from, mlir::ValueRange to, bool replace=false)

Static Public Member Functions
static mlir::Type	identity (mlir::Type t)

Private Attributes
BackedgeBuilder *	bb = nullptr

llvm::DenseMap< mlir::Value, std::variant< mlir::Value, Backedge > >	mapping

Detailed Description

The ValueMapper class facilitates the definition and connection of SSA def-use chains between two location - a 'from' location (defining use-def chains) and a 'to' location (where new operations are created based on the 'from' location).

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Definition at line 35 of file ValueMapper.h.

Member Typedef Documentation

◆ TypeTransformer

using circt::ValueMapper::TypeTransformer = llvm::function_ref<mlir::Type(mlir::Type)>

Definition at line 37 of file ValueMapper.h.

Constructor & Destructor Documentation

◆ ValueMapper()

circt::ValueMapper::ValueMapper ( BackedgeBuilder * bb = nullptr )

inlineexplicit

Definition at line 39 of file ValueMapper.h.

Member Function Documentation

◆ get() [1/2]

mlir::Value circt::ValueMapper::get	(	mlir::Value	from,
		TypeTransformer	typeTransformer = `ValueMapper::identity`
	)

Referenced by circt::ssp::saveProblem().

◆ get() [2/2]

llvm::SmallVector<mlir::Value> circt::ValueMapper::get	(	mlir::ValueRange	from,
		TypeTransformer	typeTransformer = `ValueMapper::identity`
	)

◆ identity()

static mlir::Type circt::ValueMapper::identity ( mlir::Type t )

inlinestatic

Definition at line 38 of file ValueMapper.h.

◆ set() [1/2]

void circt::ValueMapper::set	(	mlir::Value	from,
		mlir::Value	to,
		bool	replace = `false`
	)

Referenced by circt::ssp::saveProblem().

◆ set() [2/2]

void circt::ValueMapper::set	(	mlir::ValueRange	from,
		mlir::ValueRange	to,
		bool	replace = `false`
	)

Member Data Documentation

◆ bb

BackedgeBuilder* circt::ValueMapper::bb = nullptr

private

Definition at line 57 of file ValueMapper.h.

◆ mapping

llvm::DenseMap<mlir::Value, std::variant<mlir::Value, Backedge> > circt::ValueMapper::mapping