#include "Target/PowerPC/PPCSelectionDAGInfo.h"

Inheritance diagram for llvm::PPCSelectionDAGInfo:

Public Member Functions
	PPCSelectionDAGInfo ()
	~PPCSelectionDAGInfo () override
const char *	getTargetNodeName (unsigned Opcode) const override
	Returns the name of the given target-specific opcode, suitable for debug printing.
void	verifyTargetNode (const SelectionDAG &DAG, const SDNode *N) const override
	Checks that the given target-specific node is valid. Aborts if it is not.
std::pair< SDValue, SDValue >	EmitTargetCodeForMemcmp (SelectionDAG &DAG, const SDLoc &dl, SDValue Chain, SDValue Op1, SDValue Op2, SDValue Op3, const CallInst *CI) const override
	Emit target-specific code that performs a memcmp/bcmp, in cases where that is faster than a libcall.
std::pair< SDValue, SDValue >	EmitTargetCodeForStrlen (SelectionDAG &DAG, const SDLoc &DL, SDValue Chain, SDValue Src, const CallInst *CI) const override
Public Member Functions inherited from llvm::SelectionDAGGenTargetInfo
	~SelectionDAGGenTargetInfo () override
const char *	getTargetNodeName (unsigned Opcode) const override
	Returns the name of the given target-specific opcode, suitable for debug printing.
bool	isTargetMemoryOpcode (unsigned Opcode) const override
	Returns true if a node with the given target-specific opcode has a memory operand.
bool	isTargetStrictFPOpcode (unsigned Opcode) const override
	Returns true if a node with the given target-specific opcode has strict floating-point semantics.
void	verifyTargetNode (const SelectionDAG &DAG, const SDNode *N) const override
	Checks that the given target-specific node is valid. Aborts if it is not.
Public Member Functions inherited from llvm::SelectionDAGTargetInfo
	SelectionDAGTargetInfo ()=default
	SelectionDAGTargetInfo (const SelectionDAGTargetInfo &)=delete
SelectionDAGTargetInfo &	operator= (const SelectionDAGTargetInfo &)=delete
virtual	~SelectionDAGTargetInfo ()
virtual bool	mayRaiseFPException (unsigned Opcode) const
	Returns true if a node with the given target-specific opcode may raise a floating-point exception.
virtual SDValue	EmitTargetCodeForMemcpy (SelectionDAG &DAG, const SDLoc &dl, SDValue Chain, SDValue Op1, SDValue Op2, SDValue Op3, Align Alignment, bool isVolatile, bool AlwaysInline, MachinePointerInfo DstPtrInfo, MachinePointerInfo SrcPtrInfo) const
	Emit target-specific code that performs a memcpy.
virtual SDValue	EmitTargetCodeForMemmove (SelectionDAG &DAG, const SDLoc &dl, SDValue Chain, SDValue Op1, SDValue Op2, SDValue Op3, Align Alignment, bool isVolatile, MachinePointerInfo DstPtrInfo, MachinePointerInfo SrcPtrInfo) const
	Emit target-specific code that performs a memmove.
virtual SDValue	EmitTargetCodeForMemset (SelectionDAG &DAG, const SDLoc &dl, SDValue Chain, SDValue Op1, SDValue Op2, SDValue Op3, Align Alignment, bool isVolatile, bool AlwaysInline, MachinePointerInfo DstPtrInfo) const
	Emit target-specific code that performs a memset.
virtual std::pair< SDValue, SDValue >	EmitTargetCodeForMemchr (SelectionDAG &DAG, const SDLoc &dl, SDValue Chain, SDValue Src, SDValue Char, SDValue Length, MachinePointerInfo SrcPtrInfo) const
	Emit target-specific code that performs a memchr, in cases where that is faster than a libcall.
virtual std::pair< SDValue, SDValue >	EmitTargetCodeForStrcpy (SelectionDAG &DAG, const SDLoc &DL, SDValue Chain, SDValue Dest, SDValue Src, MachinePointerInfo DestPtrInfo, MachinePointerInfo SrcPtrInfo, bool isStpcpy) const
	Emit target-specific code that performs a strcpy or stpcpy, in cases where that is faster than a libcall.
virtual std::pair< SDValue, SDValue >	EmitTargetCodeForStrcmp (SelectionDAG &DAG, const SDLoc &dl, SDValue Chain, SDValue Op1, SDValue Op2, MachinePointerInfo Op1PtrInfo, MachinePointerInfo Op2PtrInfo) const
	Emit target-specific code that performs a strcmp, in cases where that is faster than a libcall.
virtual std::pair< SDValue, SDValue >	EmitTargetCodeForStrnlen (SelectionDAG &DAG, const SDLoc &DL, SDValue Chain, SDValue Src, SDValue MaxLength, MachinePointerInfo SrcPtrInfo) const
virtual SDValue	EmitTargetCodeForSetTag (SelectionDAG &DAG, const SDLoc &dl, SDValue Chain, SDValue Addr, SDValue Size, MachinePointerInfo DstPtrInfo, bool ZeroData) const
virtual bool	disableGenericCombines (CodeGenOptLevel OptLevel) const

Additional Inherited Members
Protected Member Functions inherited from llvm::SelectionDAGGenTargetInfo
	SelectionDAGGenTargetInfo (const SDNodeInfo &GenNodeInfo)
Protected Attributes inherited from llvm::SelectionDAGGenTargetInfo
const SDNodeInfo &	GenNodeInfo

Detailed Description

Definition at line 64 of file PPCSelectionDAGInfo.h.

Constructor & Destructor Documentation

◆ PPCSelectionDAGInfo()

PPCSelectionDAGInfo::PPCSelectionDAGInfo ( )

Definition at line 17 of file PPCSelectionDAGInfo.cpp.

References llvm::SelectionDAGGenTargetInfo::SelectionDAGGenTargetInfo().

◆ ~PPCSelectionDAGInfo()

PPCSelectionDAGInfo::~PPCSelectionDAGInfo ( )

overridedefault

References DL, and N.

Member Function Documentation

◆ EmitTargetCodeForMemcmp()

std::pair< SDValue, SDValue > PPCSelectionDAGInfo::EmitTargetCodeForMemcmp	(	SelectionDAG &	DAG,
		const SDLoc &	dl,
		SDValue	Chain,
		SDValue	Op1,
		SDValue	Op2,
		SDValue	Op3,
		const CallInst *	CI ) const

overridevirtual

Emit target-specific code that performs a memcmp/bcmp, in cases where that is faster than a libcall.

The first returned SDValue is the result of the memcmp and the second is the chain. Both SDValues can be null if a normal libcall should be used.

Reimplemented from llvm::SelectionDAGTargetInfo.

Definition at line 78 of file PPCSelectionDAGInfo.cpp.

References llvm::SelectionDAG::getMemcmp().

◆ EmitTargetCodeForStrlen()

std::pair< SDValue, SDValue > PPCSelectionDAGInfo::EmitTargetCodeForStrlen	(	SelectionDAG &	DAG,
		const SDLoc &	DL,
		SDValue	Chain,
		SDValue	Src,
		const CallInst *	CI ) const