llvm::SCEVLoopAddRecRewriter Class Reference

The SCEVLoopAddRecRewriter takes a scalar evolution expression and applies the Map (Loop -> SCEV) to all AddRecExprs. More...

#include "llvm/Analysis/ScalarEvolutionExpressions.h"

Inheritance diagram for llvm::SCEVLoopAddRecRewriter:

Public Member Functions
	SCEVLoopAddRecRewriter (ScalarEvolution &SE, LoopToScevMapT &M)
const SCEV *	visitAddRecExpr (const SCEVAddRecExpr *Expr)
Public Member Functions inherited from llvm::SCEVRewriteVisitor< SCEVLoopAddRecRewriter >
	SCEVRewriteVisitor (ScalarEvolution &SE)
const SCEV *	visit (const SCEV *S)
const SCEV *	visitConstant (const SCEVConstant *Constant)
const SCEV *	visitVScale (const SCEVVScale *VScale)
const SCEV *	visitPtrToIntExpr (const SCEVPtrToIntExpr *Expr)
const SCEV *	visitTruncateExpr (const SCEVTruncateExpr *Expr)
const SCEV *	visitZeroExtendExpr (const SCEVZeroExtendExpr *Expr)
const SCEV *	visitSignExtendExpr (const SCEVSignExtendExpr *Expr)
const SCEV *	visitAddExpr (const SCEVAddExpr *Expr)
const SCEV *	visitMulExpr (const SCEVMulExpr *Expr)
const SCEV *	visitUDivExpr (const SCEVUDivExpr *Expr)
const SCEV *	visitAddRecExpr (const SCEVAddRecExpr *Expr)
const SCEV *	visitSMaxExpr (const SCEVSMaxExpr *Expr)
const SCEV *	visitUMaxExpr (const SCEVUMaxExpr *Expr)
const SCEV *	visitSMinExpr (const SCEVSMinExpr *Expr)
const SCEV *	visitUMinExpr (const SCEVUMinExpr *Expr)
const SCEV *	visitSequentialUMinExpr (const SCEVSequentialUMinExpr *Expr)
const SCEV *	visitUnknown (const SCEVUnknown *Expr)
const SCEV *	visitCouldNotCompute (const SCEVCouldNotCompute *Expr)
Public Member Functions inherited from llvm::SCEVVisitor< SCEVLoopAddRecRewriter, const SCEV * >
const SCEV *	visit (const SCEV *S)
const SCEV *	visitCouldNotCompute (const SCEVCouldNotCompute *S)

Static Public Member Functions
static const SCEV *	rewrite (const SCEV *Scev, LoopToScevMapT &Map, ScalarEvolution &SE)

Additional Inherited Members
Protected Attributes inherited from llvm::SCEVRewriteVisitor< SCEVLoopAddRecRewriter >
ScalarEvolution &	SE
SmallDenseMap< const SCEV *, const SCEV * >	RewriteResults

Detailed Description

The SCEVLoopAddRecRewriter takes a scalar evolution expression and applies the Map (Loop -> SCEV) to all AddRecExprs.

Definition at line 932 of file ScalarEvolutionExpressions.h.

Constructor & Destructor Documentation

SCEVLoopAddRecRewriter()

llvm::SCEVLoopAddRecRewriter::SCEVLoopAddRecRewriter ( ScalarEvolution & SE, LoopToScevMapT & M )

inline

Definition at line 935 of file ScalarEvolutionExpressions.h.

References llvm::SCEVRewriteVisitor< SCEVLoopAddRecRewriter >::SCEVRewriteVisitor(), and llvm::SCEVRewriteVisitor< SCEVLoopAddRecRewriter >::SE.

Referenced by rewrite().

Member Function Documentation

rewrite()

const SCEV * llvm::SCEVLoopAddRecRewriter::rewrite ( const SCEV * Scev, LoopToScevMapT & Map, ScalarEvolution & SE )

inlinestatic

Definition at line 938 of file ScalarEvolutionExpressions.h.

References Rewriter, SCEVLoopAddRecRewriter(), and llvm::SCEVRewriteVisitor< SCEVLoopAddRecRewriter >::SE.

visitAddRecExpr()

const SCEV * llvm::SCEVLoopAddRecRewriter::visitAddRecExpr ( const SCEVAddRecExpr * Expr )

inline

Definition at line 944 of file ScalarEvolutionExpressions.h.

References llvm::SCEVAddRecExpr::evaluateAtIteration(), llvm::SCEVAddRecExpr::getLoop(), llvm::SCEVNAryExpr::getNoWrapFlags(), Operands, llvm::SCEVNAryExpr::operands(), llvm::SCEVRewriteVisitor< SCEVLoopAddRecRewriter >::SE, and llvm::SCEVRewriteVisitor< SCEVLoopAddRecRewriter >::visit().

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

• include/llvm/Analysis/ScalarEvolutionExpressions.h