BoundTree\LengthBasedStringSwitchData.cs (24)
87public readonly LabelSymbol? NullCaseLabel;
88public readonly ImmutableArray<(int value, LabelSymbol label)> LengthCaseLabels;
90public LengthJumpTable(LabelSymbol? nullCaseLabel, ImmutableArray<(int value, LabelSymbol label)> lengthCaseLabels)
101public readonly LabelSymbol Label;
103public readonly ImmutableArray<(char value, LabelSymbol label)> CharCaseLabels;
105internal CharJumpTable(LabelSymbol label, int selectedCharPosition, ImmutableArray<(char value, LabelSymbol label)> charCaseLabels)
117public readonly LabelSymbol Label;
118public readonly ImmutableArray<(string value, LabelSymbol label)> StringCaseLabels;
120internal StringJumpTable(LabelSymbol label, ImmutableArray<(string value, LabelSymbol label)> stringCaseLabels)
137internal static LengthBasedStringSwitchData Create(ImmutableArray<(ConstantValue value, LabelSymbol label)> inputCases)
141LabelSymbol? nullCaseLabel = null;
151var lengthCaseLabels = ArrayBuilder<(int value, LabelSymbol label)>.GetInstance();
157var labelForLength = CreateAndRegisterCharJumpTables(stringLength, group.SelectAsArray(c => (c.value.StringValue!, c.label)), charJumpTables, stringJumpTables);
165private static LabelSymbol CreateAndRegisterCharJumpTables(int stringLength, ImmutableArray<(string value, LabelSymbol label)> casesWithGivenLength,
186var charCaseLabels = ArrayBuilder<(char value, LabelSymbol label)>.GetInstance();
191LabelSymbol label = (stringLength == 1)
202static int selectBestCharacterIndex(int stringLength, ImmutableArray<(string value, LabelSymbol label)> caseLabels)
229static (int singleEntryCount, int largestBucket) positionScore(int position, ImmutableArray<(string value, LabelSymbol label)> caseLabels)
253private static LabelSymbol CreateAndRegisterStringJumpTable(ImmutableArray<(string value, LabelSymbol label)> cases, ArrayBuilder<StringJumpTable> stringJumpTables)
CodeGen\EmitStatement.cs (10)
1278LabelSymbol fallThroughLabel,
1369LabelSymbol fallThroughLabel,
1409void emitLengthDispatch(LengthBasedStringSwitchData lengthBasedSwitchInfo, LocalOrParameter keyTemp, LabelSymbol fallThroughLabel, SyntaxNode syntaxNode)
1446void emitCharDispatches(LengthBasedStringSwitchData lengthBasedSwitchInfo, LocalOrParameter keyTemp, LabelSymbol fallThroughLabel, SyntaxNode syntaxNode)
1487void emitFinalDispatches(LengthBasedStringSwitchData lengthBasedSwitchInfo, LocalOrParameter keyTemp, TypeSymbol keyType, LabelSymbol fallThroughLabel, SyntaxNode syntaxNode)
1514LabelSymbol fallThroughLabel,
1967private Dictionary<LabelSymbol, GeneratedLabelSymbol> _labelClones;
2014var casesBuilder = ArrayBuilder<(ConstantValue, LabelSymbol)>.GetInstance();
2036private GeneratedLabelSymbol GetLabelClone(LabelSymbol label)
2041_labelClones = labelClones = new Dictionary<LabelSymbol, GeneratedLabelSymbol>();
FlowAnalysis\AbstractFlowPass.cs (11)
79private readonly PooledDictionary<LabelSymbol, TLocalState> _labels;
210_labels = PooledDictionary<LabelSymbol, TLocalState>.GetInstance();
400public readonly LabelSymbol? Label;
403public PendingBranch(BoundNode branch, TLocalState state, LabelSymbol label, bool isConditionalState = false, TLocalState stateWhenTrue = default, TLocalState stateWhenFalse = default)
514protected virtual TLocalState LabelState(LabelSymbol label)
723private void ResolveBreaks(TLocalState breakState, LabelSymbol label)
732private void ResolveContinues(LabelSymbol continueLabel)
745private void JoinPendingBranches(ref TLocalState state, LabelSymbol label)
773private bool ResolveBranches(LabelSymbol label, BoundStatement? target)
792protected virtual void ResolveBranch(PendingBranch pending, LabelSymbol label, BoundStatement? target, ref bool labelStateChanged)
3375protected void VisitLabel(LabelSymbol label, BoundStatement node)
FlowAnalysis\NullableWalker_Patterns.cs (5)
377private PooledDictionary<LabelSymbol, (LocalState state, bool believedReachable)> LearnFromDecisionDag(
421var labelStateMap = PooledDictionary<LabelSymbol, (LocalState state, bool believedReachable)>.GetInstance();
1181PooledDictionary<LabelSymbol, (LocalState state, bool believedReachable)> labelStateMap,
1226PooledDictionary<LabelSymbol, (LocalState state, bool believedReachable)> labelStateMap,
1238LocalState getStateForArm(BoundSwitchExpressionArm arm, PooledDictionary<LabelSymbol, (LocalState state, bool believedReachable)> labelStateMap)
Generated\BoundNodes.xml.Generated.cs (106)
3753public BoundBreakStatement(SyntaxNode syntax, LabelSymbol label, BoundLabel? labelExpressionOpt, bool hasErrors = false)
3763public LabelSymbol Label { get; }
3769public BoundBreakStatement Update(LabelSymbol label, BoundLabel? labelExpressionOpt)
3783public BoundContinueStatement(SyntaxNode syntax, LabelSymbol label, BoundLabel? labelExpressionOpt, bool hasErrors = false)
3793public LabelSymbol Label { get; }
3799public BoundContinueStatement Update(LabelSymbol label, BoundLabel? labelExpressionOpt)
3813public BoundSwitchStatement(SyntaxNode syntax, BoundExpression expression, ImmutableArray<LocalSymbol> innerLocals, ImmutableArray<MethodSymbol> innerLocalFunctions, ImmutableArray<BoundSwitchSection> switchSections, BoundDecisionDag reachabilityDecisionDag, BoundSwitchLabel? defaultLabel, LabelSymbol breakLabel, bool hasErrors = false)
3839public LabelSymbol BreakLabel { get; }
3844public BoundSwitchStatement Update(BoundExpression expression, ImmutableArray<LocalSymbol> innerLocals, ImmutableArray<MethodSymbol> innerLocalFunctions, ImmutableArray<BoundSwitchSection> switchSections, BoundDecisionDag reachabilityDecisionDag, BoundSwitchLabel? defaultLabel, LabelSymbol breakLabel)
3858public BoundSwitchDispatch(SyntaxNode syntax, BoundExpression expression, ImmutableArray<(ConstantValue value, LabelSymbol label)> cases, LabelSymbol defaultLabel, LengthBasedStringSwitchData? lengthBasedStringSwitchDataOpt, bool hasErrors = false)
3873public ImmutableArray<(ConstantValue value, LabelSymbol label)> Cases { get; }
3874public LabelSymbol DefaultLabel { get; }
3880public BoundSwitchDispatch Update(BoundExpression expression, ImmutableArray<(ConstantValue value, LabelSymbol label)> cases, LabelSymbol defaultLabel, LengthBasedStringSwitchData? lengthBasedStringSwitchDataOpt)
3927protected BoundLoopStatement(BoundKind kind, SyntaxNode syntax, LabelSymbol breakLabel, LabelSymbol continueLabel, bool hasErrors)
3938protected BoundLoopStatement(BoundKind kind, SyntaxNode syntax, LabelSymbol breakLabel, LabelSymbol continueLabel)
3949public LabelSymbol BreakLabel { get; }
3950public LabelSymbol ContinueLabel { get; }
3955protected BoundConditionalLoopStatement(BoundKind kind, SyntaxNode syntax, ImmutableArray<LocalSymbol> locals, BoundExpression condition, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel, bool hasErrors = false)
3977public BoundDoStatement(SyntaxNode syntax, ImmutableArray<LocalSymbol> locals, BoundExpression condition, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel, bool hasErrors = false)
3993public BoundDoStatement Update(ImmutableArray<LocalSymbol> locals, BoundExpression condition, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel)
4007public BoundWhileStatement(SyntaxNode syntax, ImmutableArray<LocalSymbol> locals, BoundExpression condition, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel, bool hasErrors = false)
4023public BoundWhileStatement Update(ImmutableArray<LocalSymbol> locals, BoundExpression condition, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel)
4037public BoundForStatement(SyntaxNode syntax, ImmutableArray<LocalSymbol> outerLocals, BoundStatement? initializer, ImmutableArray<LocalSymbol> innerLocals, BoundExpression? condition, BoundStatement? increment, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel, bool hasErrors = false)
4065public BoundForStatement Update(ImmutableArray<LocalSymbol> outerLocals, BoundStatement? initializer, ImmutableArray<LocalSymbol> innerLocals, BoundExpression? condition, BoundStatement? increment, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel)
4079public BoundForEachStatement(SyntaxNode syntax, ForEachEnumeratorInfo? enumeratorInfoOpt, BoundValuePlaceholder? elementPlaceholder, BoundExpression? elementConversion, BoundTypeExpression iterationVariableType, ImmutableArray<LocalSymbol> iterationVariables, BoundExpression? iterationErrorExpressionOpt, BoundExpression expression, BoundForEachDeconstructStep? deconstructionOpt, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel, bool hasErrors = false)
4114public BoundForEachStatement Update(ForEachEnumeratorInfo? enumeratorInfoOpt, BoundValuePlaceholder? elementPlaceholder, BoundExpression? elementConversion, BoundTypeExpression iterationVariableType, ImmutableArray<LocalSymbol> iterationVariables, BoundExpression? iterationErrorExpressionOpt, BoundExpression expression, BoundForEachDeconstructStep? deconstructionOpt, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel)
4263public BoundTryStatement(SyntaxNode syntax, BoundBlock tryBlock, ImmutableArray<BoundCatchBlock> catchBlocks, BoundBlock? finallyBlockOpt, LabelSymbol? finallyLabelOpt, bool preferFaultHandler, bool hasErrors = false)
4280public LabelSymbol? FinallyLabelOpt { get; }
4286public BoundTryStatement Update(BoundBlock tryBlock, ImmutableArray<BoundCatchBlock> catchBlocks, BoundBlock? finallyBlockOpt, LabelSymbol? finallyLabelOpt, bool preferFaultHandler)
4713public BoundLabelStatement(SyntaxNode syntax, LabelSymbol label, bool hasErrors)
4722public BoundLabelStatement(SyntaxNode syntax, LabelSymbol label)
4731public LabelSymbol Label { get; }
4736public BoundLabelStatement Update(LabelSymbol label)
4750public BoundGotoStatement(SyntaxNode syntax, LabelSymbol label, BoundExpression? caseExpressionOpt, BoundLabel? labelExpressionOpt, bool hasErrors = false)
4761public LabelSymbol Label { get; }
4768public BoundGotoStatement Update(LabelSymbol label, BoundExpression? caseExpressionOpt, BoundLabel? labelExpressionOpt)
4782public BoundLabeledStatement(SyntaxNode syntax, LabelSymbol label, BoundStatement body, bool hasErrors = false)
4793public LabelSymbol Label { get; }
4799public BoundLabeledStatement Update(LabelSymbol label, BoundStatement body)
4813public BoundLabel(SyntaxNode syntax, LabelSymbol label, TypeSymbol? type, bool hasErrors)
4822public BoundLabel(SyntaxNode syntax, LabelSymbol label, TypeSymbol? type)
4831public LabelSymbol Label { get; }
4836public BoundLabel Update(LabelSymbol label, TypeSymbol? type)
4887public BoundConditionalGoto(SyntaxNode syntax, BoundExpression condition, bool jumpIfTrue, LabelSymbol label, bool hasErrors = false)
4901public LabelSymbol Label { get; }
4906public BoundConditionalGoto Update(BoundExpression condition, bool jumpIfTrue, LabelSymbol label)
4920protected BoundSwitchExpression(BoundKind kind, SyntaxNode syntax, BoundExpression expression, ImmutableArray<BoundSwitchExpressionArm> switchArms, BoundDecisionDag reachabilityDecisionDag, LabelSymbol? defaultLabel, bool reportedNotExhaustive, TypeSymbol? type, bool hasErrors = false)
4938public LabelSymbol? DefaultLabel { get; }
4944public BoundSwitchExpressionArm(SyntaxNode syntax, ImmutableArray<LocalSymbol> locals, BoundPattern pattern, bool hasUnionMatching, BoundExpression? whenClause, BoundExpression value, LabelSymbol label, bool hasErrors = false)
4966public LabelSymbol Label { get; }
4971public BoundSwitchExpressionArm Update(ImmutableArray<LocalSymbol> locals, BoundPattern pattern, bool hasUnionMatching, BoundExpression? whenClause, BoundExpression value, LabelSymbol label)
4985public BoundUnconvertedSwitchExpression(SyntaxNode syntax, BoundExpression expression, ImmutableArray<BoundSwitchExpressionArm> switchArms, BoundDecisionDag reachabilityDecisionDag, LabelSymbol? defaultLabel, bool reportedNotExhaustive, TypeSymbol? type, bool hasErrors = false)
4999public BoundUnconvertedSwitchExpression Update(BoundExpression expression, ImmutableArray<BoundSwitchExpressionArm> switchArms, BoundDecisionDag reachabilityDecisionDag, LabelSymbol? defaultLabel, bool reportedNotExhaustive, TypeSymbol? type)
5013public BoundConvertedSwitchExpression(SyntaxNode syntax, TypeSymbol? naturalTypeOpt, bool wasTargetTyped, BoundExpression expression, ImmutableArray<BoundSwitchExpressionArm> switchArms, BoundDecisionDag reachabilityDecisionDag, LabelSymbol? defaultLabel, bool reportedNotExhaustive, TypeSymbol type, bool hasErrors = false)
5033public BoundConvertedSwitchExpression Update(TypeSymbol? naturalTypeOpt, bool wasTargetTyped, BoundExpression expression, ImmutableArray<BoundSwitchExpressionArm> switchArms, BoundDecisionDag reachabilityDecisionDag, LabelSymbol? defaultLabel, bool reportedNotExhaustive, TypeSymbol type)
5191public BoundLeafDecisionDagNode(SyntaxNode syntax, LabelSymbol label, bool hasErrors)
5200public BoundLeafDecisionDagNode(SyntaxNode syntax, LabelSymbol label)
5209public LabelSymbol Label { get; }
5214public BoundLeafDecisionDagNode Update(LabelSymbol label)
5761public BoundSwitchLabel(SyntaxNode syntax, LabelSymbol label, BoundPattern pattern, bool hasUnionMatching, BoundExpression? whenClause, bool hasErrors = false)
5774public LabelSymbol Label { get; }
5782public BoundSwitchLabel Update(LabelSymbol label, BoundPattern pattern, bool hasUnionMatching, BoundExpression? whenClause)
8070public BoundIsPatternExpression(SyntaxNode syntax, BoundExpression expression, BoundPattern pattern, bool hasUnionMatching, bool isNegated, BoundDecisionDag reachabilityDecisionDag, LabelSymbol whenTrueLabel, LabelSymbol whenFalseLabel, TypeSymbol? type, bool hasErrors = false)
8094public LabelSymbol WhenTrueLabel { get; }
8095public LabelSymbol WhenFalseLabel { get; }
8100public BoundIsPatternExpression Update(BoundExpression expression, BoundPattern pattern, bool hasUnionMatching, bool isNegated, BoundDecisionDag reachabilityDecisionDag, LabelSymbol whenTrueLabel, LabelSymbol whenFalseLabel, TypeSymbol? type)
11707LabelSymbol label = this.VisitLabelSymbol(node.Label);
11713LabelSymbol label = this.VisitLabelSymbol(node.Label);
11721LabelSymbol breakLabel = this.VisitLabelSymbol(node.BreakLabel);
11730LabelSymbol defaultLabel = this.VisitLabelSymbol(node.DefaultLabel);
11744LabelSymbol breakLabel = this.VisitLabelSymbol(node.BreakLabel);
11745LabelSymbol continueLabel = this.VisitLabelSymbol(node.ContinueLabel);
11753LabelSymbol breakLabel = this.VisitLabelSymbol(node.BreakLabel);
11754LabelSymbol continueLabel = this.VisitLabelSymbol(node.ContinueLabel);
11763LabelSymbol breakLabel = this.VisitLabelSymbol(node.BreakLabel);
11764LabelSymbol continueLabel = this.VisitLabelSymbol(node.ContinueLabel);
11774LabelSymbol breakLabel = this.VisitLabelSymbol(node.BreakLabel);
11775LabelSymbol continueLabel = this.VisitLabelSymbol(node.ContinueLabel);
11815LabelSymbol? finallyLabelOpt = this.VisitLabelSymbol(node.FinallyLabelOpt);
11888LabelSymbol label = this.VisitLabelSymbol(node.Label);
11893LabelSymbol label = this.VisitLabelSymbol(node.Label);
11900LabelSymbol label = this.VisitLabelSymbol(node.Label);
11906LabelSymbol label = this.VisitLabelSymbol(node.Label);
11917LabelSymbol label = this.VisitLabelSymbol(node.Label);
11924LabelSymbol label = this.VisitLabelSymbol(node.Label);
11932LabelSymbol? defaultLabel = this.VisitLabelSymbol(node.DefaultLabel);
11941LabelSymbol? defaultLabel = this.VisitLabelSymbol(node.DefaultLabel);
11976LabelSymbol label = this.VisitLabelSymbol(node.Label);
12081LabelSymbol label = this.VisitLabelSymbol(node.Label);
12505LabelSymbol whenTrueLabel = this.VisitLabelSymbol(node.WhenTrueLabel);
12506LabelSymbol whenFalseLabel = this.VisitLabelSymbol(node.WhenFalseLabel);
Lowering\LocalRewriter\LocalRewriter.DecisionDagRewriter.cs (33)
43private readonly PooledDictionary<BoundDecisionDagNode, LabelSymbol> _dagNodeLabels = PooledDictionary<BoundDecisionDagNode, LabelSymbol>.GetInstance();
111protected virtual LabelSymbol GetDagNodeLabel(BoundDecisionDagNode dag)
113if (!_dagNodeLabels.TryGetValue(dag, out LabelSymbol label))
400if (_dagNodeLabels.TryGetValue(node, out LabelSymbol label))
566bool foundLabel = this._dagNodeLabels.TryGetValue(node, out LabelSymbol label);
572var label = GetDagNodeLabel(node);
589var cases = ArrayBuilder<(ConstantValue value, LabelSymbol label)>.GetInstance();
608var label = GetDagNodeLabel(node);
620ImmutableArray<(ConstantValue value, LabelSymbol label)> cases,
643(ImmutableArray<(ConstantValue value, LabelSymbol label)> whenTrueCases, ImmutableArray<(ConstantValue value, LabelSymbol label)> whenFalseCases)
644splitCases(ImmutableArray<(ConstantValue value, LabelSymbol label)> cases, BinaryOperatorKind op, ConstantValue value)
646var whenTrueBuilder = ArrayBuilder<(ConstantValue value, LabelSymbol label)>.GetInstance();
647var whenFalseBuilder = ArrayBuilder<(ConstantValue value, LabelSymbol label)>.GetInstance();
681LabelSymbol trueLabel = whenTrue.Label;
687LabelSymbol falseLabel = whenFalse.Label;
693LabelSymbol falseLabel = _factory.GenerateLabel("relationalDispatch");
704private sealed class CasesComparer : IComparer<(ConstantValue value, LabelSymbol label)>
713int IComparer<(ConstantValue value, LabelSymbol label)>.Compare((ConstantValue value, LabelSymbol label) left, (ConstantValue value, LabelSymbol label) right)
744LabelSymbol defaultLabel = node.Otherwise;
787ImmutableArray<(ConstantValue value, LabelSymbol label)> cases;
1010var whenExpressionMap = PooledDictionary<BoundExpression, (LabelSymbol LabelToWhenExpression, ArrayBuilder<BoundWhenDecisionDagNode> WhenNodes)>.GetInstance();
1011var whenNodeMap = PooledDictionary<BoundWhenDecisionDagNode, (LabelSymbol LabelToWhenExpression, int WhenNodeIdentifier)>.GetInstance();
1019LabelSymbol labelToWhenExpression;
1070LabelSymbol labelToSectionScope = GetDagNodeLabel(whenNode);
1087void lowerWhenExpressionIfShared(BoundExpression whenExpression, LabelSymbol labelToWhenExpression, ArrayBuilder<BoundWhenDecisionDagNode> whenNodes)
1095var whenTrueLabel = GetDagNodeLabel(whenNodes[0].WhenTrue);
1131void addConditionalGoto(BoundExpression whenExpression, SyntaxNode whenClauseSyntax, LabelSymbol whenTrueLabel, ArrayBuilder<BoundStatement> sectionBuilder)
1161LabelSymbol labelToSectionScope = GetDagNodeLabel(whenClause);
1168var trueLabel = GetDagNodeLabel(whenTrue);