LLVM 20.0.0git
Public Member Functions | Static Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
llvm::SCEVNAryExpr Class Reference

This node is a base class providing common functionality for n'ary operators. More...

#include "llvm/Analysis/ScalarEvolutionExpressions.h"

Inheritance diagram for llvm::SCEVNAryExpr:
Inheritance graph
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Public Member Functions

size_t getNumOperands () const
 
const SCEVgetOperand (unsigned i) const
 
ArrayRef< const SCEV * > operands () const
 
NoWrapFlags getNoWrapFlags (NoWrapFlags Mask=NoWrapMask) const
 
bool hasNoUnsignedWrap () const
 
bool hasNoSignedWrap () const
 
bool hasNoSelfWrap () const
 
- Public Member Functions inherited from llvm::SCEV
 SCEV (const FoldingSetNodeIDRef ID, SCEVTypes SCEVTy, unsigned short ExpressionSize)
 
 SCEV (const SCEV &)=delete
 
SCEVoperator= (const SCEV &)=delete
 
SCEVTypes getSCEVType () const
 
TypegetType () const
 Return the LLVM type of this SCEV expression.
 
ArrayRef< const SCEV * > operands () const
 Return operands of this SCEV expression.
 
bool isZero () const
 Return true if the expression is a constant zero.
 
bool isOne () const
 Return true if the expression is a constant one.
 
bool isAllOnesValue () const
 Return true if the expression is a constant all-ones value.
 
bool isNonConstantNegative () const
 Return true if the specified scev is negated, but not a constant.
 
unsigned short getExpressionSize () const
 
void print (raw_ostream &OS) const
 Print out the internal representation of this scalar to the specified stream.
 
void dump () const
 This method is used for debugging.
 
- Public Member Functions inherited from llvm::FoldingSetBase::Node
 Node ()=default
 
void * getNextInBucket () const
 
void SetNextInBucket (void *N)
 

Static Public Member Functions

static bool classof (const SCEV *S)
 Methods for support type inquiry through isa, cast, and dyn_cast:
 

Protected Member Functions

 SCEVNAryExpr (const FoldingSetNodeIDRef ID, enum SCEVTypes T, const SCEV *const *O, size_t N)
 

Protected Attributes

const SCEV *constOperands
 
size_t NumOperands
 
- Protected Attributes inherited from llvm::SCEV
const unsigned short ExpressionSize
 
unsigned short SubclassData = 0
 This field is initialized to zero and may be used in subclasses to store miscellaneous information.
 

Additional Inherited Members

- Public Types inherited from llvm::SCEV
enum  NoWrapFlags {
  FlagAnyWrap = 0 , FlagNW = (1 << 0) , FlagNUW = (1 << 1) , FlagNSW = (1 << 2) ,
  NoWrapMask = (1 << 3) - 1
}
 NoWrapFlags are bitfield indices into SubclassData. More...
 

Detailed Description

This node is a base class providing common functionality for n'ary operators.

Definition at line 196 of file ScalarEvolutionExpressions.h.

Constructor & Destructor Documentation

◆ SCEVNAryExpr()

llvm::SCEVNAryExpr::SCEVNAryExpr ( const FoldingSetNodeIDRef  ID,
enum SCEVTypes  T,
const SCEV *const O,
size_t  N 
)
inlineprotected

Definition at line 205 of file ScalarEvolutionExpressions.h.

Member Function Documentation

◆ classof()

static bool llvm::SCEVNAryExpr::classof ( const SCEV S)
inlinestatic

Methods for support type inquiry through isa, cast, and dyn_cast:

Definition at line 237 of file ScalarEvolutionExpressions.h.

References llvm::SCEV::getSCEVType(), llvm::scAddExpr, llvm::scAddRecExpr, llvm::scMulExpr, llvm::scSequentialUMinExpr, llvm::scSMaxExpr, llvm::scSMinExpr, llvm::scUMaxExpr, and llvm::scUMinExpr.

◆ getNoWrapFlags()

NoWrapFlags llvm::SCEVNAryExpr::getNoWrapFlags ( NoWrapFlags  Mask = NoWrapMask) const
inline

◆ getNumOperands()

size_t llvm::SCEVNAryExpr::getNumOperands ( ) const
inline

◆ getOperand()

const SCEV * llvm::SCEVNAryExpr::getOperand ( unsigned  i) const
inline

◆ hasNoSelfWrap()

bool llvm::SCEVNAryExpr::hasNoSelfWrap ( ) const
inline

◆ hasNoSignedWrap()

bool llvm::SCEVNAryExpr::hasNoSignedWrap ( ) const
inline

◆ hasNoUnsignedWrap()

bool llvm::SCEVNAryExpr::hasNoUnsignedWrap ( ) const
inline

◆ operands()

ArrayRef< const SCEV * > llvm::SCEVNAryExpr::operands ( ) const
inline

Member Data Documentation

◆ NumOperands

size_t llvm::SCEVNAryExpr::NumOperands
protected

Definition at line 203 of file ScalarEvolutionExpressions.h.

Referenced by getNumOperands(), getOperand(), and operands().

◆ Operands

const SCEV* const* llvm::SCEVNAryExpr::Operands
protected

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