circt::hw::PortConversion Class Reference

Base class for the port conversion of a particular port. More...

#include <PortConverter.h>

Collaboration diagram for circt::hw::PortConversion:

Public Member Functions
	PortConversion (PortConverterImpl &converter, hw::PortInfo origPort)
virtual	~PortConversion ()=default
virtual LogicalResult	init ()
void	lowerPort ()
virtual void	mapInputSignals (OpBuilder &b, Operation *inst, Value instValue, SmallVectorImpl< Value > &newOperands, ArrayRef< Backedge > newResults)=0
	Update an instance port to the new port information.
virtual void	mapOutputSignals (OpBuilder &b, Operation *inst, Value instValue, SmallVectorImpl< Value > &newOperands, ArrayRef< Backedge > newResults)=0
MLIRContext *	getContext ()
bool	isUntouched () const

Protected Member Functions
virtual void	buildInputSignals ()=0
virtual void	buildOutputSignals ()=0
hw::HWMutableModuleLike	getModule ()

Protected Attributes
PortConverterImpl &	converter
Block *	body
hw::PortInfo	origPort
bool	isUntouchedFlag = false

Detailed Description

Base class for the port conversion of a particular port.

Abstracts the details of a particular port conversion from the port layout. Subclasses keep around port mapping information to use when updating instances.

Definition at line 97 of file PortConverter.h.

Constructor & Destructor Documentation

PortConversion()

circt::hw::PortConversion::PortConversion ( PortConverterImpl &  converter, hw::PortInfo  origPort  )

inline

Definition at line 99 of file PortConverter.h.

~PortConversion()

virtual circt::hw::PortConversion::~PortConversion ( )

virtualdefault

Member Function Documentation

buildInputSignals()

virtual void circt::hw::PortConversion::buildInputSignals ( )

protectedpure virtual

Referenced by lowerPort().

buildOutputSignals()

virtual void circt::hw::PortConversion::buildOutputSignals ( )

protectedpure virtual

Referenced by lowerPort().

getContext()

MLIRContext * circt::hw::PortConversion::getContext ( )

inline

Definition at line 127 of file PortConverter.h.

References getModule().

getModule()

hw::HWMutableModuleLike circt::hw::PortConversion::getModule ( )

inlineprotected

Definition at line 140 of file PortConverter.h.

References converter, and circt::hw::PortConverterImpl::getModule().

Referenced by getContext().

init()

virtual LogicalResult circt::hw::PortConversion::init ( )

inlinevirtual

Definition at line 106 of file PortConverter.h.

isUntouched()

bool circt::hw::PortConversion::isUntouched ( ) const

inline

Definition at line 128 of file PortConverter.h.

References isUntouchedFlag.

lowerPort()

void circt::hw::PortConversion::lowerPort ( )

inline

Definition at line 112 of file PortConverter.h.

References buildInputSignals(), buildOutputSignals(), circt::hw::ModulePort::dir, origPort, and circt::hw::ModulePort::Output.

mapInputSignals()

virtual void circt::hw::PortConversion::mapInputSignals ( OpBuilder &  b, Operation *  inst, Value  instValue, SmallVectorImpl< Value > &  newOperands, ArrayRef< Backedge >  newResults  )

pure virtual

Update an instance port to the new port information.

mapOutputSignals()

virtual void circt::hw::PortConversion::mapOutputSignals ( OpBuilder &  b, Operation *  inst, Value  instValue, SmallVectorImpl< Value > &  newOperands, ArrayRef< Backedge >  newResults  )

pure virtual

Member Data Documentation

body

Block* circt::hw::PortConversion::body

protected

Definition at line 137 of file PortConverter.h.

Referenced by esi.ESIPureModuleOp::add_entry_block(), handshake.FuncOp::add_entry_block(), and hw.HWModuleOp::add_entry_block().

converter

PortConverterImpl& circt::hw::PortConversion::converter

protected

Definition at line 136 of file PortConverter.h.

Referenced by getModule().

isUntouchedFlag

bool circt::hw::PortConversion::isUntouchedFlag = false

protected

Definition at line 146 of file PortConverter.h.

Referenced by isUntouched().

origPort

hw::PortInfo circt::hw::PortConversion::origPort

protected

Definition at line 138 of file PortConverter.h.

Referenced by lowerPort().

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

• /home/runner/work/circt-www/circt-www/circt_src/include/circt/Dialect/HW/PortConverter.h