FunctionVarLocsBuilder Class Reference

Helper class to build FunctionVarLocs, since that class isn't easy to modify. More...

Public Member Functions
unsigned	getNumVariables () const
VariableID	insertVariable (DebugVariable V)
	Find or insert V and return the ID.
const DebugVariable &	getVariable (VariableID ID) const
	Get a variable from its ID.
const SmallVectorImpl< VarLocInfo > *	getWedge (const Instruction *Before) const
	Return ptr to wedge of defs or nullptr if no defs come just before /p Before.
void	setWedge (const Instruction *Before, SmallVector< VarLocInfo > &&Wedge)
	Replace the defs that come just before /p Before with /p Wedge.
void	addSingleLocVar (DebugVariable Var, DIExpression *Expr, DebugLoc DL, RawLocationWrapper R)
	Add a def for a variable that is valid for its lifetime.
void	addVarLoc (Instruction *Before, DebugVariable Var, DIExpression *Expr, DebugLoc DL, RawLocationWrapper R)
	Add a def to the wedge of defs just before /p Before.

Detailed Description

Helper class to build FunctionVarLocs, since that class isn't easy to modify.

TODO: There's not a great deal of value in the split, it could be worth merging the two classes.

Definition at line 79 of file AssignmentTrackingAnalysis.cpp.

Member Function Documentation

addSingleLocVar()

void FunctionVarLocsBuilder::addSingleLocVar ( DebugVariable  Var, DIExpression *  Expr, DebugLoc  DL, RawLocationWrapper  R  )

inline

Add a def for a variable that is valid for its lifetime.

Definition at line 117 of file AssignmentTrackingAnalysis.cpp.

References llvm::VarLocInfo::DL, DL, llvm::SmallVectorImpl< T >::emplace_back(), llvm::VarLocInfo::Expr, insertVariable(), llvm::VarLocInfo::Values, and llvm::VarLocInfo::VariableID.

Referenced by buildOverlapMapAndRecordDeclares().

addVarLoc()

void FunctionVarLocsBuilder::addVarLoc ( Instruction *  Before, DebugVariable  Var, DIExpression *  Expr, DebugLoc  DL, RawLocationWrapper  R  )

inline

Add a def to the wedge of defs just before /p Before.

Definition at line 128 of file AssignmentTrackingAnalysis.cpp.

References Before, llvm::VarLocInfo::DL, DL, llvm::VarLocInfo::Expr, insertVariable(), llvm::VarLocInfo::Values, and llvm::VarLocInfo::VariableID.

getNumVariables()

unsigned FunctionVarLocsBuilder::getNumVariables ( ) const

inline

Definition at line 90 of file AssignmentTrackingAnalysis.cpp.

References llvm::UniqueVector< T >::size().

Referenced by buildOverlapMapAndRecordDeclares().

getVariable()

const DebugVariable & FunctionVarLocsBuilder::getVariable ( VariableID  ID ) const

inline

Get a variable from its ID.

Definition at line 98 of file AssignmentTrackingAnalysis.cpp.

Referenced by removeRedundantDbgLocsUsingBackwardScan(), removeRedundantDbgLocsUsingForwardScan(), and removeUndefDbgLocsFromEntryBlock().

getWedge()

const SmallVectorImpl< VarLocInfo > * FunctionVarLocsBuilder::getWedge ( const Instruction *  Before ) const

inline

Return ptr to wedge of defs or nullptr if no defs come just before /p Before.

Definition at line 104 of file AssignmentTrackingAnalysis.cpp.

References Before.

Referenced by removeRedundantDbgLocsUsingBackwardScan(), removeRedundantDbgLocsUsingForwardScan(), and removeUndefDbgLocsFromEntryBlock().

insertVariable()

VariableID FunctionVarLocsBuilder::insertVariable ( DebugVariable  V )

inline

Find or insert V and return the ID.

Definition at line 93 of file AssignmentTrackingAnalysis.cpp.

References llvm::UniqueVector< T >::insert().

Referenced by addSingleLocVar(), addVarLoc(), and buildOverlapMapAndRecordDeclares().

setWedge()

void FunctionVarLocsBuilder::setWedge ( const Instruction *  Before, SmallVector< VarLocInfo > &&  Wedge  )

inline

Replace the defs that come just before /p Before with /p Wedge.

Definition at line 112 of file AssignmentTrackingAnalysis.cpp.

References Before.

Referenced by removeRedundantDbgLocsUsingBackwardScan(), removeRedundantDbgLocsUsingForwardScan(), and removeUndefDbgLocsFromEntryBlock().

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

• lib/CodeGen/AssignmentTrackingAnalysis.cpp