13internal sealed class SourceLabelSymbol : LabelSymbol

12internal sealed class GeneratedLabelSymbol : LabelSymbol

2459var symbol = (LabelSymbol)result.Symbols.First();

55LabelSymbol whenTrueLabel = new GeneratedLabelSymbol("isPatternSuccess"); 56LabelSymbol whenFalseLabel = new GeneratedLabelSymbol("isPatternFailure"); 130static bool? getConstantResult(BoundDecisionDag decisionDag, bool negated, LabelSymbol whenTrueLabel, LabelSymbol whenFalseLabel)

480var symbol = result.Symbols.Count > 0 && result.IsMultiViable ? 481(LabelSymbol)result.Symbols.First() : 522var symbol = boundLabel.Label; 4067internal virtual ImmutableArray<LabelSymbol> Labels 4071return ImmutableArray<LabelSymbol>.Empty;

51protected override ImmutableArray<LabelSymbol> BuildLabels() 53ArrayBuilder<LabelSymbol> labels = null; 55return (labels != null) ? labels.ToImmutableAndFree() : ImmutableArray<LabelSymbol>.Empty;

61private readonly LabelSymbol _defaultLabel; 69private DecisionDagBuilder(CSharpCompilation compilation, LabelSymbol defaultLabel, bool forLowering, BindingDiagnosticBag diagnostics) 86LabelSymbol defaultLabel, 102LabelSymbol defaultLabel, 118LabelSymbol whenTrueLabel, 119LabelSymbol whenFalseLabel, 131LabelSymbol whenTrueLabel) 189LabelSymbol label) 1033BoundDecisionDagNode finalState(SyntaxNode syntax, LabelSymbol label, ImmutableArray<BoundPatternBinding> bindings) 1992public readonly LabelSymbol CaseLabel; 1999LabelSymbol CaseLabel)

53protected override ImmutableArray<LabelSymbol> BuildLabels() 55ArrayBuilder<LabelSymbol> labels = null; 58return labels?.ToImmutableAndFree() ?? ImmutableArray<LabelSymbol>.Empty;

23private ImmutableArray<LabelSymbol> _labels; 71internal sealed override ImmutableArray<LabelSymbol> Labels 77ImmutableInterlocked.InterlockedCompareExchange(ref _labels, BuildLabels(), default(ImmutableArray<LabelSymbol>)); 84protected virtual ImmutableArray<LabelSymbol> BuildLabels() 86return ImmutableArray<LabelSymbol>.Empty; 117private SmallDictionary<string, LabelSymbol> _lazyLabelsMap; 118private SmallDictionary<string, LabelSymbol> LabelsMap 353protected void BuildLabels(SyntaxList<StatementSyntax> statements, ref ArrayBuilder<LabelSymbol> labels) 362internal static void BuildLabels(MethodSymbol containingMethod, StatementSyntax statement, ref ArrayBuilder<LabelSymbol> labels) 369labels = ArrayBuilder<LabelSymbol>.GetInstance(); 432LabelSymbol labelSymbol;

29protected override ImmutableArray<LabelSymbol> BuildLabels() 57private ImmutableArray<LabelSymbol> _lazyLabels; 70internal ImmutableArray<LabelSymbol> GetLabels() 79private static ImmutableArray<LabelSymbol> GetLabels(SynthesizedInteractiveInitializerMethod scriptInitializer, CompilationUnitSyntax syntax) 81var builder = ArrayBuilder<LabelSymbol>.GetInstance();

64protected override ImmutableArray<LabelSymbol> BuildLabels() 66ArrayBuilder<LabelSymbol>? labels = null; 76return labels?.ToImmutableAndFree() ?? ImmutableArray<LabelSymbol>.Empty;

44protected override ImmutableArray<LabelSymbol> BuildLabels() 46return ImmutableArray<LabelSymbol>.Empty;

93private static Dictionary<object, SourceLabelSymbol> BuildLabelsByValue(ImmutableArray<LabelSymbol> labels) 174protected override ImmutableArray<LabelSymbol> BuildLabels() 179ArrayBuilder<LabelSymbol> labels = ArrayBuilder<LabelSymbol>.GetInstance(); 200private void BuildSwitchLabels(SyntaxList<SwitchLabelSyntax> labelsSyntax, Binder sectionBinder, ArrayBuilder<LabelSymbol> labels, BindingDiagnosticBag tempDiagnosticBag) 449private Dictionary<SyntaxNode, LabelSymbol> _labelsByNode; 450protected Dictionary<SyntaxNode, LabelSymbol> LabelsByNode 456var result = new Dictionary<SyntaxNode, LabelSymbol>(); 457foreach (var label in Labels)

78static bool isSubsumed(BoundSwitchLabel switchLabel, ImmutableHashSet<LabelSymbol> reachableLabels) 190Dictionary<SyntaxNode, LabelSymbol> labelsByNode = LabelsByNode; 194LabelSymbol label = labelsByNode[labelSyntax]; 230LabelSymbol label,

34bool reportedNotExhaustive = CheckSwitchExpressionExhaustive(node, boundInputExpression, switchArms, out BoundDecisionDag decisionDag, out LabelSymbol? defaultLabel, diagnostics); 59[NotNullWhen(true)] out LabelSymbol? defaultLabel,

21private ImmutableHashSet<LabelSymbol> _reachableLabels; 46public ImmutableHashSet<LabelSymbol> ReachableLabels 52var result = ImmutableHashSet.CreateBuilder<LabelSymbol>(Symbols.SymbolEqualityComparer.ConsiderEverything);

28internal static void AssertIsLabeledStatementWithLabel(this BoundStatement node, LabelSymbol label)

12public BoundDecisionDag GetDecisionDagForLowering(CSharpCompilation compilation, out LabelSymbol? defaultLabel)

80public virtual LabelSymbol? VisitLabelSymbol(LabelSymbol? symbol) => symbol; 129return VisitLabelSymbol((LabelSymbol)symbol);

576public BoundGotoStatement(SyntaxNode syntax, LabelSymbol label, bool hasErrors = false) 616public BoundTryStatement(SyntaxNode syntax, BoundBlock tryBlock, ImmutableArray<BoundCatchBlock> catchBlocks, BoundBlock? finallyBlockOpt, LabelSymbol? finallyLabelOpt = null)

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) 290void dump<T>(ImmutableArray<(T value, LabelSymbol label)> cases) 298string readable(LabelSymbol? label)

1251LabelSymbol fallThroughLabel, 1342LabelSymbol fallThroughLabel, 1382void emitLengthDispatch(LengthBasedStringSwitchData lengthBasedSwitchInfo, LocalOrParameter keyTemp, LabelSymbol fallThroughLabel, SyntaxNode syntaxNode) 1419void emitCharDispatches(LengthBasedStringSwitchData lengthBasedSwitchInfo, LocalOrParameter keyTemp, LabelSymbol fallThroughLabel, SyntaxNode syntaxNode) 1460void emitFinalDispatches(LengthBasedStringSwitchData lengthBasedSwitchInfo, LocalOrParameter keyTemp, TypeSymbol keyType, LabelSymbol fallThroughLabel, SyntaxNode syntaxNode) 1487LabelSymbol fallThroughLabel, 1940private Dictionary<LabelSymbol, GeneratedLabelSymbol> _labelClones; 1987var casesBuilder = ArrayBuilder<(ConstantValue, LabelSymbol)>.GetInstance(); 2009private GeneratedLabelSymbol GetLabelClone(LabelSymbol label) 2014_labelClones = labelClones = new Dictionary<LabelSymbol, GeneratedLabelSymbol>();

1442foreach ((_, LabelSymbol label) in node.Cases) 1828private void RecordBranch(LabelSymbol label) 1845private void RecordLabel(LabelSymbol label)

765foreach (var label in binder.Labels) 790foreach (var label in binder.Labels)

58LabelSymbol again = F.GenerateLabel("again"); 59LabelSymbol start = F.GenerateLabel("start"); 156LabelSymbol again = F.GenerateLabel("again"); 157LabelSymbol start = F.GenerateLabel("start");

79private readonly PooledDictionary<LabelSymbol, TLocalState> _labels; 210_labels = PooledDictionary<LabelSymbol, TLocalState>.GetInstance(); 399public readonly LabelSymbol? Label; 402public PendingBranch(BoundNode branch, TLocalState state, LabelSymbol label, bool isConditionalState = false, TLocalState stateWhenTrue = default, TLocalState stateWhenFalse = default) 513protected virtual TLocalState LabelState(LabelSymbol label) 722private void ResolveBreaks(TLocalState breakState, LabelSymbol label) 731private void ResolveContinues(LabelSymbol continueLabel) 744private void JoinPendingBranches(ref TLocalState state, LabelSymbol label) 772private bool ResolveBranches(LabelSymbol label, BoundStatement? target) 791protected virtual void ResolveBranch(PendingBranch pending, LabelSymbol label, BoundStatement? target, ref bool labelStateChanged) 3373protected void VisitLabel(LabelSymbol label, BoundStatement node)

17private PooledDictionary<LabelSymbol, ArrayBuilder<PendingBranch>>? _labeledBranches; 60internal ArrayBuilder<PendingBranch>? GetAndRemoveBranches(LabelSymbol? label) 88var label = branch.Label; 113private ArrayBuilder<PendingBranch> GetOrAddLabeledBranches(LabelSymbol label) 117_labeledBranches = PooledDictionary<LabelSymbol, ArrayBuilder<PendingBranch>>.GetInstance();

136foreach ((_, LabelSymbol label) in node.Cases)

26private readonly HashSet<LabelSymbol> _labelsInside = new HashSet<LabelSymbol>(); 82protected override void ResolveBranch(PendingBranch pending, LabelSymbol label, BoundStatement target, ref bool labelStateChanged) 105private void ResolveLabel(BoundNode node, LabelSymbol label)

18private readonly PooledDictionary<LabelSymbol, BoundNode> _labelsDefined = PooledDictionary<LabelSymbol, BoundNode>.GetInstance(); 19private readonly PooledHashSet<LabelSymbol> _labelsUsed = PooledHashSet<LabelSymbol>.GetInstance(); 111protected override LocalState LabelState(LabelSymbol label)

20private readonly ArrayBuilder<LabelSymbol> _labelsInside; 26_labelsInside = new ArrayBuilder<LabelSymbol>();

374private PooledDictionary<LabelSymbol, (LocalState state, bool believedReachable)> LearnFromDecisionDag( 416var labelStateMap = PooledDictionary<LabelSymbol, (LocalState state, bool believedReachable)>.GetInstance(); 987PooledDictionary<LabelSymbol, (LocalState state, bool believedReachable)> labelStateMap, 1032PooledDictionary<LabelSymbol, (LocalState state, bool believedReachable)> labelStateMap, 1044LocalState getStateForArm(BoundSwitchExpressionArm arm, PooledDictionary<LabelSymbol, (LocalState state, bool believedReachable)> labelStateMap)

3688public BoundBreakStatement(SyntaxNode syntax, LabelSymbol label, bool hasErrors) 3697public BoundBreakStatement(SyntaxNode syntax, LabelSymbol label) 3706public LabelSymbol Label { get; } 3711public BoundBreakStatement Update(LabelSymbol label) 3725public BoundContinueStatement(SyntaxNode syntax, LabelSymbol label, bool hasErrors) 3734public BoundContinueStatement(SyntaxNode syntax, LabelSymbol label) 3743public LabelSymbol Label { get; } 3748public BoundContinueStatement Update(LabelSymbol label) 3762public BoundSwitchStatement(SyntaxNode syntax, BoundExpression expression, ImmutableArray<LocalSymbol> innerLocals, ImmutableArray<MethodSymbol> innerLocalFunctions, ImmutableArray<BoundSwitchSection> switchSections, BoundDecisionDag reachabilityDecisionDag, BoundSwitchLabel? defaultLabel, LabelSymbol breakLabel, bool hasErrors = false) 3788public LabelSymbol BreakLabel { get; } 3793public BoundSwitchStatement Update(BoundExpression expression, ImmutableArray<LocalSymbol> innerLocals, ImmutableArray<MethodSymbol> innerLocalFunctions, ImmutableArray<BoundSwitchSection> switchSections, BoundDecisionDag reachabilityDecisionDag, BoundSwitchLabel? defaultLabel, LabelSymbol breakLabel) 3807public BoundSwitchDispatch(SyntaxNode syntax, BoundExpression expression, ImmutableArray<(ConstantValue value, LabelSymbol label)> cases, LabelSymbol defaultLabel, LengthBasedStringSwitchData? lengthBasedStringSwitchDataOpt, bool hasErrors = false) 3822public ImmutableArray<(ConstantValue value, LabelSymbol label)> Cases { get; } 3823public LabelSymbol DefaultLabel { get; } 3829public BoundSwitchDispatch Update(BoundExpression expression, ImmutableArray<(ConstantValue value, LabelSymbol label)> cases, LabelSymbol defaultLabel, LengthBasedStringSwitchData? lengthBasedStringSwitchDataOpt) 3876protected BoundLoopStatement(BoundKind kind, SyntaxNode syntax, LabelSymbol breakLabel, LabelSymbol continueLabel, bool hasErrors) 3887protected BoundLoopStatement(BoundKind kind, SyntaxNode syntax, LabelSymbol breakLabel, LabelSymbol continueLabel) 3898public LabelSymbol BreakLabel { get; } 3899public LabelSymbol ContinueLabel { get; } 3904protected BoundConditionalLoopStatement(BoundKind kind, SyntaxNode syntax, ImmutableArray<LocalSymbol> locals, BoundExpression condition, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel, bool hasErrors = false) 3926public BoundDoStatement(SyntaxNode syntax, ImmutableArray<LocalSymbol> locals, BoundExpression condition, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel, bool hasErrors = false) 3942public BoundDoStatement Update(ImmutableArray<LocalSymbol> locals, BoundExpression condition, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel) 3956public BoundWhileStatement(SyntaxNode syntax, ImmutableArray<LocalSymbol> locals, BoundExpression condition, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel, bool hasErrors = false) 3972public BoundWhileStatement Update(ImmutableArray<LocalSymbol> locals, BoundExpression condition, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel) 3986public BoundForStatement(SyntaxNode syntax, ImmutableArray<LocalSymbol> outerLocals, BoundStatement? initializer, ImmutableArray<LocalSymbol> innerLocals, BoundExpression? condition, BoundStatement? increment, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel, bool hasErrors = false) 4014public BoundForStatement Update(ImmutableArray<LocalSymbol> outerLocals, BoundStatement? initializer, ImmutableArray<LocalSymbol> innerLocals, BoundExpression? condition, BoundStatement? increment, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel) 4028public BoundForEachStatement(SyntaxNode syntax, ForEachEnumeratorInfo? enumeratorInfoOpt, BoundValuePlaceholder? elementPlaceholder, BoundExpression? elementConversion, BoundTypeExpression iterationVariableType, ImmutableArray<LocalSymbol> iterationVariables, BoundExpression? iterationErrorExpressionOpt, BoundExpression expression, BoundForEachDeconstructStep? deconstructionOpt, BoundAwaitableInfo? awaitOpt, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel, bool hasErrors = false) 4065public BoundForEachStatement Update(ForEachEnumeratorInfo? enumeratorInfoOpt, BoundValuePlaceholder? elementPlaceholder, BoundExpression? elementConversion, BoundTypeExpression iterationVariableType, ImmutableArray<LocalSymbol> iterationVariables, BoundExpression? iterationErrorExpressionOpt, BoundExpression expression, BoundForEachDeconstructStep? deconstructionOpt, BoundAwaitableInfo? awaitOpt, BoundStatement body, LabelSymbol breakLabel, LabelSymbol continueLabel) 4214public BoundTryStatement(SyntaxNode syntax, BoundBlock tryBlock, ImmutableArray<BoundCatchBlock> catchBlocks, BoundBlock? finallyBlockOpt, LabelSymbol? finallyLabelOpt, bool preferFaultHandler, bool hasErrors = false) 4231public LabelSymbol? FinallyLabelOpt { get; } 4237public BoundTryStatement Update(BoundBlock tryBlock, ImmutableArray<BoundCatchBlock> catchBlocks, BoundBlock? finallyBlockOpt, LabelSymbol? finallyLabelOpt, bool preferFaultHandler) 4664public BoundLabelStatement(SyntaxNode syntax, LabelSymbol label, bool hasErrors) 4673public BoundLabelStatement(SyntaxNode syntax, LabelSymbol label) 4682public LabelSymbol Label { get; } 4687public BoundLabelStatement Update(LabelSymbol label) 4701public BoundGotoStatement(SyntaxNode syntax, LabelSymbol label, BoundExpression? caseExpressionOpt, BoundLabel? labelExpressionOpt, bool hasErrors = false) 4712public LabelSymbol Label { get; } 4719public BoundGotoStatement Update(LabelSymbol label, BoundExpression? caseExpressionOpt, BoundLabel? labelExpressionOpt) 4733public BoundLabeledStatement(SyntaxNode syntax, LabelSymbol label, BoundStatement body, bool hasErrors = false) 4744public LabelSymbol Label { get; } 4750public BoundLabeledStatement Update(LabelSymbol label, BoundStatement body) 4764public BoundLabel(SyntaxNode syntax, LabelSymbol label, TypeSymbol? type, bool hasErrors) 4773public BoundLabel(SyntaxNode syntax, LabelSymbol label, TypeSymbol? type) 4782public LabelSymbol Label { get; } 4787public BoundLabel Update(LabelSymbol label, TypeSymbol? type) 4838public BoundConditionalGoto(SyntaxNode syntax, BoundExpression condition, bool jumpIfTrue, LabelSymbol label, bool hasErrors = false) 4852public LabelSymbol Label { get; } 4857public BoundConditionalGoto Update(BoundExpression condition, bool jumpIfTrue, LabelSymbol label) 4871protected BoundSwitchExpression(BoundKind kind, SyntaxNode syntax, BoundExpression expression, ImmutableArray<BoundSwitchExpressionArm> switchArms, BoundDecisionDag reachabilityDecisionDag, LabelSymbol? defaultLabel, bool reportedNotExhaustive, TypeSymbol? type, bool hasErrors = false) 4889public LabelSymbol? DefaultLabel { get; } 4895public BoundSwitchExpressionArm(SyntaxNode syntax, ImmutableArray<LocalSymbol> locals, BoundPattern pattern, BoundExpression? whenClause, BoundExpression value, LabelSymbol label, bool hasErrors = false) 4915public LabelSymbol Label { get; } 4920public BoundSwitchExpressionArm Update(ImmutableArray<LocalSymbol> locals, BoundPattern pattern, BoundExpression? whenClause, BoundExpression value, LabelSymbol label) 4934public BoundUnconvertedSwitchExpression(SyntaxNode syntax, BoundExpression expression, ImmutableArray<BoundSwitchExpressionArm> switchArms, BoundDecisionDag reachabilityDecisionDag, LabelSymbol? defaultLabel, bool reportedNotExhaustive, TypeSymbol? type, bool hasErrors = false) 4948public BoundUnconvertedSwitchExpression Update(BoundExpression expression, ImmutableArray<BoundSwitchExpressionArm> switchArms, BoundDecisionDag reachabilityDecisionDag, LabelSymbol? defaultLabel, bool reportedNotExhaustive, TypeSymbol? type) 4962public BoundConvertedSwitchExpression(SyntaxNode syntax, TypeSymbol? naturalTypeOpt, bool wasTargetTyped, BoundExpression expression, ImmutableArray<BoundSwitchExpressionArm> switchArms, BoundDecisionDag reachabilityDecisionDag, LabelSymbol? defaultLabel, bool reportedNotExhaustive, TypeSymbol type, bool hasErrors = false) 4982public BoundConvertedSwitchExpression Update(TypeSymbol? naturalTypeOpt, bool wasTargetTyped, BoundExpression expression, ImmutableArray<BoundSwitchExpressionArm> switchArms, BoundDecisionDag reachabilityDecisionDag, LabelSymbol? defaultLabel, bool reportedNotExhaustive, TypeSymbol type) 5138public BoundLeafDecisionDagNode(SyntaxNode syntax, LabelSymbol label, bool hasErrors) 5147public BoundLeafDecisionDagNode(SyntaxNode syntax, LabelSymbol label) 5156public LabelSymbol Label { get; } 5161public BoundLeafDecisionDagNode Update(LabelSymbol label) 5682public BoundSwitchLabel(SyntaxNode syntax, LabelSymbol label, BoundPattern pattern, BoundExpression? whenClause, bool hasErrors = false) 5694public LabelSymbol Label { get; } 5701public BoundSwitchLabel Update(LabelSymbol label, BoundPattern pattern, BoundExpression? whenClause) 7939public BoundIsPatternExpression(SyntaxNode syntax, BoundExpression expression, BoundPattern pattern, bool isNegated, BoundDecisionDag reachabilityDecisionDag, LabelSymbol whenTrueLabel, LabelSymbol whenFalseLabel, TypeSymbol? type, bool hasErrors = false) 7961public LabelSymbol WhenTrueLabel { get; } 7962public LabelSymbol WhenFalseLabel { get; } 7967public BoundIsPatternExpression Update(BoundExpression expression, BoundPattern pattern, bool isNegated, BoundDecisionDag reachabilityDecisionDag, LabelSymbol whenTrueLabel, LabelSymbol whenFalseLabel, TypeSymbol? type) 11421LabelSymbol label = this.VisitLabelSymbol(node.Label); 11426LabelSymbol label = this.VisitLabelSymbol(node.Label); 11433LabelSymbol breakLabel = this.VisitLabelSymbol(node.BreakLabel); 11442LabelSymbol defaultLabel = this.VisitLabelSymbol(node.DefaultLabel); 11456LabelSymbol breakLabel = this.VisitLabelSymbol(node.BreakLabel); 11457LabelSymbol continueLabel = this.VisitLabelSymbol(node.ContinueLabel); 11465LabelSymbol breakLabel = this.VisitLabelSymbol(node.BreakLabel); 11466LabelSymbol continueLabel = this.VisitLabelSymbol(node.ContinueLabel); 11475LabelSymbol breakLabel = this.VisitLabelSymbol(node.BreakLabel); 11476LabelSymbol continueLabel = this.VisitLabelSymbol(node.ContinueLabel); 11486LabelSymbol breakLabel = this.VisitLabelSymbol(node.BreakLabel); 11487LabelSymbol continueLabel = this.VisitLabelSymbol(node.ContinueLabel); 11528LabelSymbol? finallyLabelOpt = this.VisitLabelSymbol(node.FinallyLabelOpt); 11601LabelSymbol label = this.VisitLabelSymbol(node.Label); 11606LabelSymbol label = this.VisitLabelSymbol(node.Label); 11613LabelSymbol label = this.VisitLabelSymbol(node.Label); 11619LabelSymbol label = this.VisitLabelSymbol(node.Label); 11630LabelSymbol label = this.VisitLabelSymbol(node.Label); 11637LabelSymbol label = this.VisitLabelSymbol(node.Label); 11645LabelSymbol? defaultLabel = this.VisitLabelSymbol(node.DefaultLabel); 11654LabelSymbol? defaultLabel = this.VisitLabelSymbol(node.DefaultLabel); 11689LabelSymbol label = this.VisitLabelSymbol(node.Label); 11789LabelSymbol label = this.VisitLabelSymbol(node.Label); 12208LabelSymbol whenTrueLabel = this.VisitLabelSymbol(node.WhenTrueLabel); 12209LabelSymbol whenFalseLabel = this.VisitLabelSymbol(node.WhenFalseLabel);

249LabelSymbol finallyLabel) 263var proxied = proxiedLabels[i - 1]; 264var proxy = proxyLabels[proxied]; 281LabelSymbol proxy, 284LabelSymbol finallyLabel) 313var target = proxiedLabels[i - 1]; 314var parentProxy = parent.ProxyLabelIfNeeded(target); 331var returnLabel = parent.ProxyReturnIfNeeded(_F.CurrentFunction, pendingValue, out returnValue); 364var proxyLabel = _currentAwaitFinallyFrame.ProxyLabelIfNeeded(node.Label); 377var returnLabel = _currentAwaitFinallyFrame.ProxyReturnIfNeeded( 759private Dictionary<BoundTryStatement, HashSet<LabelSymbol>> _labelsInInterestingTry; 800internal HashSet<LabelSymbol> Labels(BoundTryStatement statement) 822_labelsInInterestingTry = labelsInInterestingTry = new Dictionary<BoundTryStatement, HashSet<LabelSymbol>>(); 915public readonly HashSet<LabelSymbol> LabelsOpt; 925public Dictionary<LabelSymbol, LabelSymbol> proxyLabels; 927public List<LabelSymbol> proxiedLabels; 937public AwaitFinallyFrame(AwaitFinallyFrame parent, HashSet<LabelSymbol> labelsOpt, SyntaxNode syntax) 956public LabelSymbol ProxyLabelIfNeeded(LabelSymbol label) 968this.proxyLabels = proxyLabels = new Dictionary<LabelSymbol, LabelSymbol>(); 969this.proxiedLabels = proxiedLabels = new List<LabelSymbol>(); 972LabelSymbol proxy; 983public LabelSymbol ProxyReturnIfNeeded(

34private LabelSymbol _currentDisposalLabel; 40private readonly LabelSymbol _exprReturnLabelTrue; 368var savedDisposalLabel = _currentDisposalLabel; 409var savedDisposalLabel = _currentDisposalLabel;

45protected readonly LabelSymbol _exprReturnLabel; 50private readonly LabelSymbol _exitLabel;

338private readonly PooledDictionary<LabelSymbol, ArrayBuilder<Scope>> _scopesAfterLabel = PooledDictionary<LabelSymbol, ArrayBuilder<Scope>>.GetInstance(); 347private readonly ArrayBuilder<ArrayBuilder<LabelSymbol>> _labelsInScope = ArrayBuilder<ArrayBuilder<LabelSymbol>>.GetInstance(); 361_labelsInScope.Push(ArrayBuilder<LabelSymbol>.GetInstance()); 549private void CheckCanMergeWithParent(LabelSymbol jumpTarget) 739_labelsInScope.Push(ArrayBuilder<LabelSymbol>.GetInstance());

34private LabelSymbol? _exitLabel; 360var proxyLabel = _currentFinallyFrame.ProxyLabelIfNeeded(node.Label); 449var proxy = p.Value; 450var destination = p.Key; 459var parentProxy = parent.ProxyLabelIfNeeded(destination);

34public readonly HashSet<LabelSymbol> labels; 41public Dictionary<LabelSymbol, LabelSymbol> proxyLabels; 47HashSet<LabelSymbol> labels) 98public LabelSymbol ProxyLabelIfNeeded(LabelSymbol label) 109this.proxyLabels = proxyLabels = new Dictionary<LabelSymbol, LabelSymbol>(); 112LabelSymbol proxy;

23private Dictionary<BoundTryStatement, HashSet<LabelSymbol>> _labelsInYieldingTrys; 54internal HashSet<LabelSymbol> Labels(BoundTryStatement statement) 77_labelsInYieldingTrys = yieldingTryLabels = new Dictionary<BoundTryStatement, HashSet<LabelSymbol>>(); 122protected HashSet<LabelSymbol> currentLabels; 130private void CollectLabel(LabelSymbol label) 137this.currentLabels = currentLabels = new HashSet<LabelSymbol>();

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; 1002var whenExpressionMap = PooledDictionary<BoundExpression, (LabelSymbol LabelToWhenExpression, ArrayBuilder<BoundWhenDecisionDagNode> WhenNodes)>.GetInstance(); 1003var whenNodeMap = PooledDictionary<BoundWhenDecisionDagNode, (LabelSymbol LabelToWhenExpression, int WhenNodeIdentifier)>.GetInstance(); 1011LabelSymbol labelToWhenExpression; 1062LabelSymbol labelToSectionScope = GetDagNodeLabel(whenNode); 1079void lowerWhenExpressionIfShared(BoundExpression whenExpression, LabelSymbol labelToWhenExpression, ArrayBuilder<BoundWhenDecisionDagNode> whenNodes) 1087var whenTrueLabel = GetDagNodeLabel(whenNodes[0].WhenTrue); 1123void addConditionalGoto(BoundExpression whenExpression, SyntaxNode whenClauseSyntax, LabelSymbol whenTrueLabel, ArrayBuilder<BoundStatement> sectionBuilder) 1153LabelSymbol labelToSectionScope = GetDagNodeLabel(whenClause); 1160var trueLabel = GetDagNodeLabel(whenTrue);

38public readonly ImmutableArray<(ConstantValue value, LabelSymbol label)> Cases; 39public readonly LabelSymbol Otherwise; 40public SwitchDispatch(SyntaxNode syntax, ImmutableArray<(ConstantValue value, LabelSymbol label)> dispatches, LabelSymbol otherwise) : base(syntax) 53public readonly LabelSymbol Label; 54public LeafDispatchNode(SyntaxNode syntax, LabelSymbol Label) : base(syntax) => this.Label = Label;

167private Dictionary<BoundNode, HashSet<LabelSymbol>>? _lazyUnmatchedLabelCache; 179_lazyUnmatchedLabelCache = new Dictionary<BoundNode, HashSet<LabelSymbol>>(); 182HashSet<LabelSymbol> unmatched = UnmatchedGotoFinder.Find(node, _lazyUnmatchedLabelCache, RecursionDepth);

145LabelSymbol breakLabel, 146LabelSymbol continueLabel, 592LabelSymbol breakLabel, 593LabelSymbol continueLabel, 888LabelSymbol breakLabel, 889LabelSymbol continueLabel, 1037LabelSymbol breakLabel, 1038LabelSymbol continueLabel, 1148LabelSymbol breakLabelInner = dimension == 0 // outermost for-loop 1168LabelSymbol continueLabelInner;

47LabelSymbol breakLabel, 48LabelSymbol continueLabel,

58LabelSymbol whenTrueLabel, 59LabelSymbol whenFalseLabel) 121LabelSymbol afterIsPatternExpression = _factory.GenerateLabel("afterIsPatternExpression"); 122LabelSymbol trueLabel = node.WhenTrueLabel; 123LabelSymbol falseLabel = node.WhenFalseLabel; 137private static bool IsFailureNode(BoundDecisionDagNode node, LabelSymbol whenFalseLabel) 221LabelSymbol whenTrueLabel, 222LabelSymbol whenFalseLabel) 239LabelSymbol whenTrueLabel, 240LabelSymbol whenFalseLabel)

26private readonly Dictionary<SyntaxNode, LabelSymbol> _sectionLabels = PooledDictionary<SyntaxNode, LabelSymbol>.GetInstance(); 40protected override LabelSymbol GetDagNodeLabel(BoundDecisionDagNode dag) 42var result = base.GetDagNodeLabel(dag); 52if (_sectionLabels.TryGetValue(section, out LabelSymbol? replacementLabel))

54node.GetDecisionDagForLowering(_factory.Compilation, out LabelSymbol? defaultLabel), 90LabelSymbol afterSwitchExpression = _factory.GenerateLabel("afterSwitchExpression");

45LabelSymbol breakLabel, 46LabelSymbol continueLabel, 111LabelSymbol breakLabel, 112LabelSymbol continueLabel,

64private Dictionary<LabelSymbol, List<StateMachineState>> _dispatches = new Dictionary<LabelSymbol, List<StateMachineState>>(); 234_dispatches ??= new Dictionary<LabelSymbol, List<StateMachineState>>(); 900oldDispatches ??= new Dictionary<LabelSymbol, List<StateMachineState>>();

937public BoundStatement ConditionalGoto(BoundExpression condition, LabelSymbol label, bool jumpIfTrue) 1094var caseBuilder = ArrayBuilder<(ConstantValue Value, LabelSymbol label)>.GetInstance(); 1099LabelSymbol sectionLabel = new GeneratedLabelSymbol("case " + section.Values[0]); 1133public BoundGotoStatement Goto(LabelSymbol label) 1138public BoundLabelStatement Label(LabelSymbol label) 1597LabelSymbol? finallyLabel = null)

22private readonly Dictionary<BoundNode, HashSet<LabelSymbol>> _unmatchedLabelsCache; // NB: never modified. 24private HashSet<LabelSymbol> _gotos; 25private HashSet<LabelSymbol> _targets; 27private UnmatchedGotoFinder(Dictionary<BoundNode, HashSet<LabelSymbol>> unmatchedLabelsCache, int recursionDepth) 34public static HashSet<LabelSymbol> Find(BoundNode node, Dictionary<BoundNode, HashSet<LabelSymbol>> unmatchedLabelsCache, int recursionDepth) 38HashSet<LabelSymbol> gotos = finder._gotos; 39HashSet<LabelSymbol> targets = finder._targets; 49HashSet<LabelSymbol> unmatched; 54foreach (LabelSymbol label in unmatched) 81foreach ((_, LabelSymbol label) in node.Cases) 101private void AddGoto(LabelSymbol label) 105_gotos = new HashSet<LabelSymbol>(); 111private void AddTarget(LabelSymbol label) 115_targets = new HashSet<LabelSymbol>();

2749LabelSymbol label = boundSwitchLabel.Label;

138/// Gets the immediately containing symbol of the <see cref="LabelSymbol"/>. 150/// Gets the immediately containing symbol of the <see cref="LabelSymbol"/>.

11private readonly Symbols.LabelSymbol _underlying; 13public LabelSymbol(Symbols.LabelSymbol underlying)

628internal static ILabelSymbol? GetPublicSymbol(this LabelSymbol? symbol)

60public virtual void VisitLabel(LabelSymbol symbol)

60public virtual TResult VisitLabel(LabelSymbol symbol)

257/// Called when visiting a <see cref="LabelSymbol" />; Override this with specific 263public virtual TResult VisitLabel(LabelSymbol symbol, TArgument argument)