llvm::MemSDNode Class Reference

Abstact virtual class for operations for memory operations. More...

#include <SelectionDAGNodes.h>

Inheritance diagram for llvm::MemSDNode:

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Collaboration diagram for llvm::MemSDNode:

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List of all members.

Public Member Functions
	MemSDNode (unsigned Opc, SDVTList VTs, MVT MemoryVT, const Value *srcValue, int SVOff, unsigned alignment, bool isvolatile)
	MemSDNode (unsigned Opc, SDVTList VTs, const SDValue *Ops, unsigned NumOps, MVT MemoryVT, const Value *srcValue, int SVOff, unsigned alignment, bool isvolatile)
	MemSDNode (unsigned Opc, DebugLoc dl, SDVTList VTs, MVT MemoryVT, const Value *srcValue, int SVOff, unsigned alignment, bool isvolatile)
	MemSDNode (unsigned Opc, DebugLoc dl, SDVTList VTs, const SDValue *Ops, unsigned NumOps, MVT MemoryVT, const Value *srcValue, int SVOff, unsigned alignment, bool isvolatile)
unsigned	getAlignment () const
	Returns alignment and volatility of the memory access.
bool	isVolatile () const
unsigned	getRawSubclassData () const
const Value *	getSrcValue () const
	Returns the SrcValue and offset that describes the location of the access.
int	getSrcValueOffset () const
MVT	getMemoryVT () const
	getMemoryVT - Return the type of the in-memory value.
MachineMemOperand	getMemOperand () const
const SDValue &	getChain () const
const SDValue &	getBasePtr () const
Static Public Member Functions
static bool	classof (const MemSDNode *)
static bool	classof (const SDNode *N)

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Detailed Description

Abstact virtual class for operations for memory operations.

Definition at line 1588 of file SelectionDAGNodes.h.

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Constructor & Destructor Documentation

MemSDNode::MemSDNode	(	unsigned	Opc,
		SDVTList	VTs,
		MVT	MemoryVT,
		const Value *	srcValue,
		int	SVOff,
		unsigned	alignment,
		bool	isvolatile
	)

Definition at line 5338 of file SelectionDAG.cpp.

References encodeMemSDNodeFlags(), getAlignment(), llvm::isPowerOf2_32(), isVolatile(), llvm::SDNode::SubclassData, and llvm::ISD::UNINDEXED.

MemSDNode::MemSDNode	(	unsigned	Opc,
		SDVTList	VTs,
		const SDValue *	Ops,
		unsigned	NumOps,
		MVT	MemoryVT,
		const Value *	srcValue,
		int	SVOff,
		unsigned	alignment,
		bool	isvolatile
	)

Definition at line 5348 of file SelectionDAG.cpp.

References encodeMemSDNodeFlags(), getAlignment(), llvm::isPowerOf2_32(), isVolatile(), llvm::SDNode::SubclassData, and llvm::ISD::UNINDEXED.

MemSDNode::MemSDNode	(	unsigned	Opc,
		DebugLoc	dl,
		SDVTList	VTs,
		MVT	MemoryVT,
		const Value *	srcValue,
		int	SVOff,
		unsigned	alignment,
		bool	isvolatile
	)

Definition at line 5359 of file SelectionDAG.cpp.

References encodeMemSDNodeFlags(), getAlignment(), llvm::isPowerOf2_32(), isVolatile(), llvm::SDNode::SubclassData, and llvm::ISD::UNINDEXED.

MemSDNode::MemSDNode	(	unsigned	Opc,
		DebugLoc	dl,
		SDVTList	VTs,
		const SDValue *	Ops,
		unsigned	NumOps,
		MVT	MemoryVT,
		const Value *	srcValue,
		int	SVOff,
		unsigned	alignment,
		bool	isvolatile
	)

Definition at line 5369 of file SelectionDAG.cpp.

References encodeMemSDNodeFlags(), getAlignment(), llvm::isPowerOf2_32(), isVolatile(), llvm::SDNode::SubclassData, and llvm::ISD::UNINDEXED.

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Member Function Documentation

unsigned llvm::MemSDNode::getAlignment

(

)

const [inline]

Returns alignment and volatility of the memory access.

Definition at line 1617 of file SelectionDAGNodes.h.

Referenced by ExpandUnalignedLoad(), ExpandUnalignedStore(), llvm::SelectionDAG::getIndexedLoad(), llvm::SelectionDAG::getIndexedStore(), getMemOperand(), LowerLOAD(), LowerSTORE(), MemSDNode(), PerformShuffleCombine(), PerformSTORECombine(), and llvm::TargetLowering::SimplifySetCC().

bool llvm::MemSDNode::isVolatile

(

)

const [inline]

Definition at line 1618 of file SelectionDAGNodes.h.

Referenced by ExpandUnalignedLoad(), ExpandUnalignedStore(), llvm::SelectionDAG::getIndexedLoad(), llvm::SelectionDAG::getIndexedStore(), getMemOperand(), isCalleeLoad(), isRMWLoad(), LowerLOAD(), LowerSTORE(), MemSDNode(), PerformShuffleCombine(), PerformSTORECombine(), and llvm::TargetLowering::SimplifySetCC().

unsigned llvm::MemSDNode::getRawSubclassData

(

)

const [inline]

getRawSubclassData - Return the SubclassData value, which contains an encoding of the alignment and volatile information, as well as bits used by subclasses. This function should only be used to compute a FoldingSetNodeID value.

Definition at line 1624 of file SelectionDAGNodes.h.

Referenced by AddNodeIDCustom(), and llvm::SelectionDAG::getIndexedStore().

const Value* llvm::MemSDNode::getSrcValue

(

)

const [inline]

Returns the SrcValue and offset that describes the location of the access.

Definition at line 1629 of file SelectionDAGNodes.h.

Referenced by ExpandUnalignedLoad(), ExpandUnalignedStore(), llvm::SelectionDAG::getIndexedLoad(), llvm::SelectionDAG::getIndexedStore(), getMemOperand(), LowerLOAD(), LowerSTORE(), PerformShuffleCombine(), PerformSTORECombine(), and llvm::TargetLowering::SimplifySetCC().

int llvm::MemSDNode::getSrcValueOffset

(

)

const [inline]

Definition at line 1630 of file SelectionDAGNodes.h.

Referenced by ExpandUnalignedLoad(), ExpandUnalignedStore(), llvm::SelectionDAG::getIndexedLoad(), llvm::SelectionDAG::getIndexedStore(), getMemOperand(), LowerLOAD(), LowerSTORE(), PerformShuffleCombine(), PerformSTORECombine(), and llvm::TargetLowering::SimplifySetCC().

MVT llvm::MemSDNode::getMemoryVT

(

)

const [inline]

getMemoryVT - Return the type of the in-memory value.

Definition at line 1633 of file SelectionDAGNodes.h.

Referenced by AddNodeIDCustom(), llvm::SelectionDAG::ComputeMaskedBits(), llvm::SelectionDAG::ComputeNumSignBits(), llvm::PIC16TargetLowering::ExpandLoad(), ExpandUnalignedLoad(), ExpandUnalignedStore(), llvm::SelectionDAG::getIndexedLoad(), llvm::SelectionDAG::getIndexedStore(), getMemOperand(), LowerLOAD(), LowerSTORE(), and llvm::TargetLowering::SimplifySetCC().

MachineMemOperand MemSDNode::getMemOperand

(

)

const

getMemOperand - Return a MachineMemOperand object describing the memory reference performed by operation.

getMemOperand - Return a MachineMemOperand object describing the memory reference performed by this memory reference.

Definition at line 5383 of file SelectionDAG.cpp.

References llvm::dyn_cast(), FI, getAlignment(), getBasePtr(), llvm::PseudoSourceValue::getFixedStack(), llvm::FrameIndexSDNode::getIndex(), getMemoryVT(), llvm::SDValue::getNode(), llvm::MVT::getSizeInBits(), getSrcValue(), getSrcValueOffset(), isVolatile(), llvm::MachineMemOperand::MOLoad, llvm::MachineMemOperand::MOStore, llvm::MachineMemOperand::MOVolatile, llvm::MemIntrinsicSDNode::readMem(), and llvm::MemIntrinsicSDNode::writeMem().

Referenced by llvm::PPCTargetLowering::PerformDAGCombine().

const SDValue& llvm::MemSDNode::getChain

(

)

const [inline]

Definition at line 1639 of file SelectionDAGNodes.h.

References llvm::SDValue::getOperand().

Referenced by llvm::PIC16TargetLowering::ExpandLoad(), llvm::PIC16TargetLowering::ExpandStore(), ExpandUnalignedLoad(), ExpandUnalignedStore(), llvm::SelectionDAG::getIndexedLoad(), llvm::SelectionDAG::getIndexedStore(), LowerLOAD(), LowerSTORE(), PerformBuildVectorCombine(), llvm::PPCTargetLowering::PerformDAGCombine(), PerformShuffleCombine(), PerformSTORECombine(), and llvm::TargetLowering::SimplifySetCC().

const SDValue& llvm::MemSDNode::getBasePtr

(

)

const [inline]

Reimplemented in llvm::AtomicSDNode, llvm::LoadSDNode, and llvm::StoreSDNode.

Definition at line 1640 of file SelectionDAGNodes.h.

References llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), and llvm::ISD::STORE.

Referenced by getMemOperand().

static bool llvm::MemSDNode::classof

(

const MemSDNode *

)

[inline, static]

Definition at line 1645 of file SelectionDAGNodes.h.

static bool llvm::MemSDNode::classof

(

const SDNode *

N

)

[inline, static]

Reimplemented from llvm::SDNode.

Reimplemented in llvm::AtomicSDNode, llvm::MemIntrinsicSDNode, llvm::LSBaseSDNode, llvm::LoadSDNode, and llvm::StoreSDNode.

Definition at line 1646 of file SelectionDAGNodes.h.

References llvm::ISD::ATOMIC_CMP_SWAP, llvm::ISD::ATOMIC_LOAD_ADD, llvm::ISD::ATOMIC_LOAD_AND, llvm::ISD::ATOMIC_LOAD_MAX, llvm::ISD::ATOMIC_LOAD_MIN, llvm::ISD::ATOMIC_LOAD_NAND, llvm::ISD::ATOMIC_LOAD_OR, llvm::ISD::ATOMIC_LOAD_SUB, llvm::ISD::ATOMIC_LOAD_UMAX, llvm::ISD::ATOMIC_LOAD_UMIN, llvm::ISD::ATOMIC_LOAD_XOR, llvm::ISD::ATOMIC_SWAP, llvm::SDNode::getOpcode(), llvm::ISD::INTRINSIC_VOID, llvm::ISD::INTRINSIC_W_CHAIN, llvm::SDNode::isTargetOpcode(), llvm::ISD::LOAD, and llvm::ISD::STORE.

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

• SelectionDAGNodes.h
• SelectionDAG.cpp