This node is a base class providing common functionality for n'ary operators. More...
#include "llvm/Analysis/ScalarEvolutionExpressions.h"
Public Types | |
| using | op_iterator = const SCEV *const * |
| using | op_range = iterator_range< op_iterator > |
 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... | |
Public Member Functions | |
| size_t | getNumOperands () const |
| const SCEV * | getOperand (unsigned i) const |
| op_iterator | op_begin () const |
| op_iterator | op_end () const |
| op_range | 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 | |
| SCEV & | operator= (const SCEV &)=delete |
| SCEVTypes | getSCEVType () const |
| Type * | getType () const |
| Return the LLVM type of this SCEV expression. More... | |
| bool | isZero () const |
| Return true if the expression is a constant zero. More... | |
| bool | isOne () const |
| Return true if the expression is a constant one. More... | |
| bool | isAllOnesValue () const |
| Return true if the expression is a constant all-ones value. More... | |
| bool | isNonConstantNegative () const |
| Return true if the specified scev is negated, but not a constant. More... | |
| unsigned short | getExpressionSize () const |
| void | print (raw_ostream &OS) const |
| Print out the internal representation of this scalar to the specified stream. More... | |
| void | dump () const |
| This method is used for debugging. More... | |
| 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: More... | |
Protected Member Functions | |
| SCEVNAryExpr (const FoldingSetNodeIDRef ID, enum SCEVTypes T, const SCEV *const *O, size_t N) | |
Protected Attributes | |
| const SCEV *const * | Operands |
| 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. More... | |
Detailed Description
This node is a base class providing common functionality for n'ary operators.
Definition at line 182 of file ScalarEvolutionExpressions.h.
Member Typedef Documentation
◆ op_iterator
| using llvm::SCEVNAryExpr::op_iterator = const SCEV *const * |
Definition at line 204 of file ScalarEvolutionExpressions.h.
◆ op_range
Definition at line 205 of file ScalarEvolutionExpressions.h.
Constructor & Destructor Documentation
◆ SCEVNAryExpr()
|
inlineprotected |
Definition at line 191 of file ScalarEvolutionExpressions.h.
References T.
Member Function Documentation
◆ classof()
Methods for support type inquiry through isa, cast, and dyn_cast:
Definition at line 230 of file ScalarEvolutionExpressions.h.
References S, llvm::scAddExpr, llvm::scAddRecExpr, llvm::scMulExpr, llvm::scSMaxExpr, llvm::scSMinExpr, llvm::scUMaxExpr, and llvm::scUMinExpr.
◆ getNoWrapFlags()
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inline |
Definition at line 213 of file ScalarEvolutionExpressions.h.
References llvm::BitmaskEnumDetail::Mask(), and llvm::SCEV::SubclassData.
Referenced by llvm::ScalarEvolution::getAddExpr(), llvm::SCEVWrapPredicate::getImpliedFlags(), llvm::ScalarEvolution::getLosslessPtrToIntExpr(), llvm::ScalarEvolution::getMulExpr(), hasNoSelfWrap(), hasNoSignedWrap(), hasNoUnsignedWrap(), llvm::SCEVWrapPredicate::isAlwaysTrue(), IsKnownPredicateViaAddRecStart(), isNoWrapAddRec(), llvm::SCEV::print(), llvm::ScalarEvolution::setNoWrapFlags(), llvm::SCEVDivision::visitAddRecExpr(), llvm::SCEVRewriteVisitor< SCEVLoopGuardRewriter >::visitAddRecExpr(), and llvm::SCEVLoopAddRecRewriter::visitAddRecExpr().
◆ getNumOperands()
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inline |
Definition at line 197 of file ScalarEvolutionExpressions.h.
References NumOperands.
Referenced by BuildConstantFromSCEV(), CompareSCEVComplexity(), extractConstantWithoutWrapping(), llvm::ScalarEvolution::getAddExpr(), llvm::ScalarEvolution::getMulExpr(), GetQuadraticEquation(), llvm::SCEVAddRecExpr::isAffine(), llvm::SCEVAddRecExpr::isQuadratic(), MatchNotExpr(), and llvm::SCEV::print().
◆ getOperand()
Definition at line 199 of file ScalarEvolutionExpressions.h.
References assert(), i, NumOperands, and Operands.
Referenced by BuildConstantFromSCEV(), CompareSCEVComplexity(), extractConstantWithoutWrapping(), llvm::ScalarEvolution::getAddExpr(), llvm::ScalarEvolution::getMulExpr(), GetQuadraticEquation(), llvm::SCEVAddRecExpr::getStepRecurrence(), getStoreStride(), llvm::SCEVMulExpr::getType(), llvm::SCEVMinMaxExpr::getType(), MatchNotExpr(), llvm::SCEV::print(), and SolveQuadraticAddRecRange().
◆ hasNoSelfWrap()
|
inline |
Definition at line 225 of file ScalarEvolutionExpressions.h.
References llvm::SCEV::FlagAnyWrap, llvm::SCEV::FlagNW, and getNoWrapFlags().
Referenced by countToEliminateCompares(), and llvm::SCEV::print().
◆ hasNoSignedWrap()
|
inline |
Definition at line 221 of file ScalarEvolutionExpressions.h.
References llvm::SCEV::FlagAnyWrap, llvm::SCEV::FlagNSW, and getNoWrapFlags().
Referenced by llvm::SCEV::print().
◆ hasNoUnsignedWrap()
|
inline |
Definition at line 217 of file ScalarEvolutionExpressions.h.
References llvm::SCEV::FlagAnyWrap, llvm::SCEV::FlagNUW, and getNoWrapFlags().
Referenced by llvm::SCEV::print().
◆ op_begin()
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inline |
Definition at line 207 of file ScalarEvolutionExpressions.h.
References Operands.
Referenced by llvm::SCEVAddRecExpr::evaluateAtIteration(), llvm::ScalarEvolution::getAddExpr(), llvm::ScalarEvolution::getMinMaxExpr(), llvm::SCEVAddRecExpr::getStepRecurrence(), and operands().
◆ op_end()
|
inline |
Definition at line 208 of file ScalarEvolutionExpressions.h.
References NumOperands, and Operands.
Referenced by llvm::SCEVAddRecExpr::evaluateAtIteration(), llvm::ScalarEvolution::getAddExpr(), llvm::ScalarEvolution::getMinMaxExpr(), llvm::SCEVAddRecExpr::getStepRecurrence(), and operands().
◆ operands()
|
inline |
Definition at line 209 of file ScalarEvolutionExpressions.h.
References llvm::make_range(), op_begin(), and op_end().
Referenced by llvm::ScalarEvolution::getAddExpr(), llvm::ScalarEvolution::getLosslessPtrToIntExpr(), llvm::SCEV::print(), SCEVDbgValueBuilder::pushArithmeticExpr(), llvm::SCEVDivision::visitAddExpr(), llvm::SCEVRewriteVisitor< SCEVLoopGuardRewriter >::visitAddExpr(), llvm::SCEVRewriteVisitor< SCEVLoopGuardRewriter >::visitAddRecExpr(), llvm::SCEVLoopAddRecRewriter::visitAddRecExpr(), llvm::SCEVDivision::visitMulExpr(), llvm::SCEVRewriteVisitor< SCEVLoopGuardRewriter >::visitMulExpr(), llvm::SCEVRewriteVisitor< SCEVLoopGuardRewriter >::visitSMaxExpr(), llvm::SCEVRewriteVisitor< SCEVLoopGuardRewriter >::visitSMinExpr(), llvm::SCEVRewriteVisitor< SCEVLoopGuardRewriter >::visitUMaxExpr(), and llvm::SCEVRewriteVisitor< SCEVLoopGuardRewriter >::visitUMinExpr().
Member Data Documentation
◆ NumOperands
|
protected |
Definition at line 189 of file ScalarEvolutionExpressions.h.
Referenced by getNumOperands(), getOperand(), and op_end().
◆ Operands
Definition at line 188 of file ScalarEvolutionExpressions.h.
Referenced by llvm::SCEVAddRecExpr::evaluateAtIteration(), getOperand(), llvm::SCEVAddRecExpr::getStart(), op_begin(), and op_end().
The documentation for this class was generated from the following file:
- include/llvm/Analysis/ScalarEvolutionExpressions.h
