https://github.com/jruby/jruby/jruby-core: JRuby is the effort to recreate the Ruby (https://www.ruby-lang.org) interpreter in Java. (JRuby)
  • headius
  • enebo
  • wmeissner
  • BanzaiMan
  • mkristian 
public class org.jruby.ir.passes.OptimizeDynScopesPass extends org.jruby.ir.passes.CompilerPass
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.jruby.ir.passes.OptimizeDynScopesPass
  super_class: org.jruby.ir.passes.CompilerPass
{
  static final boolean $assertionsDisabled;
    descriptor: Z
    flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 19
            ldc Lorg/jruby/ir/passes/OptimizeDynScopesPass;
            invokevirtual java.lang.Class.desiredAssertionStatus:()Z
            ifne 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: putstatic org.jruby.ir.passes.OptimizeDynScopesPass.$assertionsDisabled:Z
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
         0: .line 19
            aload 0 /* this */
            invokespecial org.jruby.ir.passes.CompilerPass.<init>:()V
            return
        end local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/jruby/ir/passes/OptimizeDynScopesPass;

  public java.lang.String getLabel();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
         0: .line 22
            ldc "Optimize Dynamic Scopes"
            areturn
        end local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/jruby/ir/passes/OptimizeDynScopesPass;

  public java.lang.String getShortLabel();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
         0: .line 27
            ldc "Opt Dyn Scopes"
            areturn
        end local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/jruby/ir/passes/OptimizeDynScopesPass;

  private void setupLocalVarReplacement(org.jruby.ir.operands.LocalVariable, org.jruby.ir.IRScope, java.util.Map<org.jruby.ir.operands.Operand, org.jruby.ir.operands.Operand>);
    descriptor: (Lorg/jruby/ir/operands/LocalVariable;Lorg/jruby/ir/IRScope;Ljava/util/Map;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
        start local 1 // org.jruby.ir.operands.LocalVariable v
        start local 2 // org.jruby.ir.IRScope s
        start local 3 // java.util.Map varRenameMap
         0: .line 31
            aload 3 /* varRenameMap */
            aload 1 /* v */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            ifnonnull 1
            aload 3 /* varRenameMap */
            aload 1 /* v */
            aload 2 /* s */
            aload 1 /* v */
            invokevirtual org.jruby.ir.IRScope.getNewTemporaryVariableFor:(Lorg/jruby/ir/operands/LocalVariable;)Lorg/jruby/ir/operands/TemporaryLocalVariable;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 32
      StackMap locals:
      StackMap stack:
            return
        end local 3 // java.util.Map varRenameMap
        end local 2 // org.jruby.ir.IRScope s
        end local 1 // org.jruby.ir.operands.LocalVariable v
        end local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    2     0          this  Lorg/jruby/ir/passes/OptimizeDynScopesPass;
            0    2     1             v  Lorg/jruby/ir/operands/LocalVariable;
            0    2     2             s  Lorg/jruby/ir/IRScope;
            0    2     3  varRenameMap  Ljava/util/Map<Lorg/jruby/ir/operands/Operand;Lorg/jruby/ir/operands/Operand;>;
    Signature: (Lorg/jruby/ir/operands/LocalVariable;Lorg/jruby/ir/IRScope;Ljava/util/Map<Lorg/jruby/ir/operands/Operand;Lorg/jruby/ir/operands/Operand;>;)V
    MethodParameters:
              Name  Flags
      v             
      s             
      varRenameMap  

  private void decrementScopeDepth(org.jruby.ir.operands.LocalVariable, org.jruby.ir.IRScope, java.util.Map<org.jruby.ir.operands.Operand, org.jruby.ir.operands.Operand>);
    descriptor: (Lorg/jruby/ir/operands/LocalVariable;Lorg/jruby/ir/IRScope;Ljava/util/Map;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=5, locals=4, args_size=4
        start local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
        start local 1 // org.jruby.ir.operands.LocalVariable v
        start local 2 // org.jruby.ir.IRScope s
        start local 3 // java.util.Map varRenameMap
         0: .line 35
            aload 3 /* varRenameMap */
            aload 1 /* v */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            ifnonnull 1
            aload 3 /* varRenameMap */
            aload 1 /* v */
            aload 1 /* v */
            aload 1 /* v */
            invokevirtual org.jruby.ir.operands.LocalVariable.getScopeDepth:()I
            iconst_1
            isub
            invokevirtual org.jruby.ir.operands.LocalVariable.cloneForDepth:(I)Lorg/jruby/ir/operands/LocalVariable;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 36
      StackMap locals:
      StackMap stack:
            return
        end local 3 // java.util.Map varRenameMap
        end local 2 // org.jruby.ir.IRScope s
        end local 1 // org.jruby.ir.operands.LocalVariable v
        end local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    2     0          this  Lorg/jruby/ir/passes/OptimizeDynScopesPass;
            0    2     1             v  Lorg/jruby/ir/operands/LocalVariable;
            0    2     2             s  Lorg/jruby/ir/IRScope;
            0    2     3  varRenameMap  Ljava/util/Map<Lorg/jruby/ir/operands/Operand;Lorg/jruby/ir/operands/Operand;>;
    Signature: (Lorg/jruby/ir/operands/LocalVariable;Lorg/jruby/ir/IRScope;Ljava/util/Map<Lorg/jruby/ir/operands/Operand;Lorg/jruby/ir/operands/Operand;>;)V
    MethodParameters:
              Name  Flags
      v             
      s             
      varRenameMap  

  public void eliminateLocalVars(org.jruby.ir.IRScope);
    descriptor: (Lorg/jruby/ir/IRScope;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=13, args_size=2
        start local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
        start local 1 // org.jruby.ir.IRScope s
         0: .line 39
            getstatic org.jruby.ir.passes.OptimizeDynScopesPass.$assertionsDisabled:Z
            ifne 1
            aload 1 /* s */
            invokevirtual org.jruby.ir.IRScope.getClosures:()Ljava/util/Collection;
            invokeinterface java.util.Collection.isEmpty:()Z
            ifne 1
            new java.lang.AssertionError
            dup
            ldc "We assume that if a scope has nested closures, it uses a dynamic scoope."
            invokespecial java.lang.AssertionError.<init>:(Ljava/lang/Object;)V
            athrow
         1: .line 41
      StackMap locals:
      StackMap stack:
            new java.util.HashMap
            dup
            invokespecial java.util.HashMap.<init>:()V
            astore 2 /* varRenameMap */
        start local 2 // java.util.Map varRenameMap
         2: .line 42
            aload 1 /* s */
            invokevirtual org.jruby.ir.IRScope.getExecutionContext:()Lorg/jruby/ir/interpreter/FullInterpreterContext;
            invokevirtual org.jruby.ir.interpreter.FullInterpreterContext.getFlags:()Ljava/util/EnumSet;
            astore 3 /* flags */
        start local 3 // java.util.EnumSet flags
         3: .line 44
            aload 3 /* flags */
            getstatic org.jruby.ir.IRFlags.DYNSCOPE_ELIMINATED:Lorg/jruby/ir/IRFlags;
            invokevirtual java.util.EnumSet.add:(Ljava/lang/Object;)Z
            pop
         4: .line 49
            iconst_0
            istore 4 /* parentScopeNeeded */
        start local 4 // boolean parentScopeNeeded
         5: .line 50
            aload 1 /* s */
            invokevirtual org.jruby.ir.IRScope.getCFG:()Lorg/jruby/ir/representations/CFG;
            invokevirtual org.jruby.ir.representations.CFG.getBasicBlocks:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 6
            goto 48
      StackMap locals: org.jruby.ir.passes.OptimizeDynScopesPass org.jruby.ir.IRScope java.util.Map java.util.EnumSet int top java.util.Iterator
      StackMap stack:
         6: aload 6
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.jruby.ir.representations.BasicBlock
            astore 5 /* b */
        start local 5 // org.jruby.ir.representations.BasicBlock b
         7: .line 51
            aload 5 /* b */
            invokevirtual org.jruby.ir.representations.BasicBlock.getInstrs:()Ljava/util/List;
            invokeinterface java.util.List.listIterator:()Ljava/util/ListIterator;
            astore 7 /* instrs */
        start local 7 // java.util.ListIterator instrs
         8: .line 52
            goto 47
         9: .line 53
      StackMap locals: org.jruby.ir.passes.OptimizeDynScopesPass org.jruby.ir.IRScope java.util.Map java.util.EnumSet int org.jruby.ir.representations.BasicBlock java.util.Iterator java.util.ListIterator
      StackMap stack:
            aload 7 /* instrs */
            invokeinterface java.util.ListIterator.next:()Ljava/lang/Object;
            checkcast org.jruby.ir.instructions.Instr
            astore 8 /* i */
        start local 8 // org.jruby.ir.instructions.Instr i
        10: .line 54
            aload 8 /* i */
            instanceof org.jruby.ir.instructions.ResultInstr
            ifeq 19
        11: .line 55
            aload 8 /* i */
            checkcast org.jruby.ir.instructions.ResultInstr
            invokeinterface org.jruby.ir.instructions.ResultInstr.getResult:()Lorg/jruby/ir/operands/Variable;
            astore 9 /* v */
        start local 9 // org.jruby.ir.operands.Variable v
        12: .line 57
            aload 9 /* v */
            instanceof org.jruby.ir.operands.LocalVariable
            ifeq 19
            aload 9 /* v */
            invokevirtual org.jruby.ir.operands.Variable.isSelf:()Z
            ifne 19
        13: .line 58
            aload 9 /* v */
            checkcast org.jruby.ir.operands.LocalVariable
            astore 10 /* lv */
        start local 10 // org.jruby.ir.operands.LocalVariable lv
        14: .line 59
            aload 10 /* lv */
            invokevirtual org.jruby.ir.operands.LocalVariable.getScopeDepth:()I
            ifne 17
        15: .line 61
            aload 0 /* this */
            aload 10 /* lv */
            aload 1 /* s */
            aload 2 /* varRenameMap */
            invokevirtual org.jruby.ir.passes.OptimizeDynScopesPass.setupLocalVarReplacement:(Lorg/jruby/ir/operands/LocalVariable;Lorg/jruby/ir/IRScope;Ljava/util/Map;)V
        16: .line 62
            goto 19
        17: .line 63
      StackMap locals: org.jruby.ir.instructions.Instr org.jruby.ir.operands.Variable org.jruby.ir.operands.LocalVariable
      StackMap stack:
            iconst_1
            istore 4 /* parentScopeNeeded */
        18: .line 64
            aload 0 /* this */
            aload 10 /* lv */
            aload 1 /* s */
            aload 2 /* varRenameMap */
            invokevirtual org.jruby.ir.passes.OptimizeDynScopesPass.decrementScopeDepth:(Lorg/jruby/ir/operands/LocalVariable;Lorg/jruby/ir/IRScope;Ljava/util/Map;)V
        end local 10 // org.jruby.ir.operands.LocalVariable lv
        end local 9 // org.jruby.ir.operands.Variable v
        19: .line 69
      StackMap locals:
      StackMap stack:
            aload 8 /* i */
            invokevirtual org.jruby.ir.instructions.Instr.getUsedVariables:()Ljava/util/List;
            invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
            astore 10
            goto 46
      StackMap locals: org.jruby.ir.passes.OptimizeDynScopesPass org.jruby.ir.IRScope java.util.Map java.util.EnumSet int org.jruby.ir.representations.BasicBlock java.util.Iterator java.util.ListIterator org.jruby.ir.instructions.Instr top java.util.Iterator
      StackMap stack:
        20: aload 10
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.jruby.ir.operands.Variable
            astore 9 /* v */
        start local 9 // org.jruby.ir.operands.Variable v
        21: .line 70
            aload 9 /* v */
            instanceof org.jruby.ir.operands.LocalVariable
            ifeq 46
            aload 9 /* v */
            invokevirtual org.jruby.ir.operands.Variable.isSelf:()Z
            ifne 46
        22: .line 71
            aload 9 /* v */
            checkcast org.jruby.ir.operands.LocalVariable
            astore 11 /* lv */
        start local 11 // org.jruby.ir.operands.LocalVariable lv
        23: .line 72
            aload 11 /* lv */
            invokevirtual org.jruby.ir.operands.LocalVariable.getScopeDepth:()I
            ifne 35
        24: .line 77
            aload 8 /* i */
            instanceof org.jruby.ir.instructions.LoadLocalVarInstr
            ifeq 29
        25: .line 78
            aload 8 /* i */
            checkcast org.jruby.ir.instructions.LoadLocalVarInstr
            astore 12 /* llvi */
        start local 12 // org.jruby.ir.instructions.LoadLocalVarInstr llvi
        26: .line 79
            aload 12 /* llvi */
            invokevirtual org.jruby.ir.instructions.LoadLocalVarInstr.getLocalVar:()Lorg/jruby/ir/operands/LocalVariable;
            aload 11 /* lv */
            if_acmpne 33
        27: .line 80
            aload 7 /* instrs */
            invokeinterface java.util.ListIterator.remove:()V
        end local 12 // org.jruby.ir.instructions.LoadLocalVarInstr llvi
        28: .line 82
            goto 33
      StackMap locals: org.jruby.ir.passes.OptimizeDynScopesPass org.jruby.ir.IRScope java.util.Map java.util.EnumSet int org.jruby.ir.representations.BasicBlock java.util.Iterator java.util.ListIterator org.jruby.ir.instructions.Instr org.jruby.ir.operands.Variable java.util.Iterator org.jruby.ir.operands.LocalVariable
      StackMap stack:
        29: aload 8 /* i */
            instanceof org.jruby.ir.instructions.StoreLocalVarInstr
            ifeq 33
        30: .line 83
            aload 8 /* i */
            checkcast org.jruby.ir.instructions.StoreLocalVarInstr
            astore 12 /* slvi */
        start local 12 // org.jruby.ir.instructions.StoreLocalVarInstr slvi
        31: .line 84
            aload 12 /* slvi */
            invokevirtual org.jruby.ir.instructions.StoreLocalVarInstr.getLocalVar:()Lorg/jruby/ir/operands/LocalVariable;
            aload 11 /* lv */
            if_acmpne 33
        32: .line 85
            aload 7 /* instrs */
            invokeinterface java.util.ListIterator.remove:()V
        end local 12 // org.jruby.ir.instructions.StoreLocalVarInstr slvi
        33: .line 90
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 11 /* lv */
            aload 1 /* s */
            aload 2 /* varRenameMap */
            invokevirtual org.jruby.ir.passes.OptimizeDynScopesPass.setupLocalVarReplacement:(Lorg/jruby/ir/operands/LocalVariable;Lorg/jruby/ir/IRScope;Ljava/util/Map;)V
        34: .line 91
            goto 46
        35: .line 93
      StackMap locals:
      StackMap stack:
            aload 8 /* i */
            instanceof org.jruby.ir.instructions.LoadLocalVarInstr
            ifeq 40
        36: .line 94
            aload 8 /* i */
            checkcast org.jruby.ir.instructions.LoadLocalVarInstr
            astore 12 /* llvi */
        start local 12 // org.jruby.ir.instructions.LoadLocalVarInstr llvi
        37: .line 95
            aload 12 /* llvi */
            invokevirtual org.jruby.ir.instructions.LoadLocalVarInstr.getLocalVar:()Lorg/jruby/ir/operands/LocalVariable;
            aload 11 /* lv */
            if_acmpne 44
        38: .line 96
            aload 12 /* llvi */
            invokevirtual org.jruby.ir.instructions.LoadLocalVarInstr.decrementLVarScopeDepth:()V
        end local 12 // org.jruby.ir.instructions.LoadLocalVarInstr llvi
        39: .line 98
            goto 44
      StackMap locals:
      StackMap stack:
        40: aload 8 /* i */
            instanceof org.jruby.ir.instructions.StoreLocalVarInstr
            ifeq 44
        41: .line 99
            aload 8 /* i */
            checkcast org.jruby.ir.instructions.StoreLocalVarInstr
            astore 12 /* slvi */
        start local 12 // org.jruby.ir.instructions.StoreLocalVarInstr slvi
        42: .line 100
            aload 12 /* slvi */
            invokevirtual org.jruby.ir.instructions.StoreLocalVarInstr.getLocalVar:()Lorg/jruby/ir/operands/LocalVariable;
            aload 11 /* lv */
            if_acmpne 44
        43: .line 101
            aload 12 /* slvi */
            invokevirtual org.jruby.ir.instructions.StoreLocalVarInstr.decrementLVarScopeDepth:()V
        end local 12 // org.jruby.ir.instructions.StoreLocalVarInstr slvi
        44: .line 105
      StackMap locals:
      StackMap stack:
            iconst_1
            istore 4 /* parentScopeNeeded */
        45: .line 106
            aload 0 /* this */
            aload 11 /* lv */
            aload 1 /* s */
            aload 2 /* varRenameMap */
            invokevirtual org.jruby.ir.passes.OptimizeDynScopesPass.decrementScopeDepth:(Lorg/jruby/ir/operands/LocalVariable;Lorg/jruby/ir/IRScope;Ljava/util/Map;)V
        end local 11 // org.jruby.ir.operands.LocalVariable lv
        end local 9 // org.jruby.ir.operands.Variable v
        46: .line 69
      StackMap locals: org.jruby.ir.passes.OptimizeDynScopesPass org.jruby.ir.IRScope java.util.Map java.util.EnumSet int org.jruby.ir.representations.BasicBlock java.util.Iterator java.util.ListIterator org.jruby.ir.instructions.Instr top java.util.Iterator
      StackMap stack:
            aload 10
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 20
        end local 8 // org.jruby.ir.instructions.Instr i
        47: .line 52
      StackMap locals: org.jruby.ir.passes.OptimizeDynScopesPass org.jruby.ir.IRScope java.util.Map java.util.EnumSet int org.jruby.ir.representations.BasicBlock java.util.Iterator java.util.ListIterator
      StackMap stack:
            aload 7 /* instrs */
            invokeinterface java.util.ListIterator.hasNext:()Z
            ifne 9
        end local 7 // java.util.ListIterator instrs
        end local 5 // org.jruby.ir.representations.BasicBlock b
        48: .line 50
      StackMap locals: org.jruby.ir.passes.OptimizeDynScopesPass org.jruby.ir.IRScope java.util.Map java.util.EnumSet int top java.util.Iterator
      StackMap stack:
            aload 6
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 6
        49: .line 113
            iload 4 /* parentScopeNeeded */
            ifeq 50
            aload 3 /* flags */
            getstatic org.jruby.ir.IRFlags.REUSE_PARENT_DYNSCOPE:Lorg/jruby/ir/IRFlags;
            invokevirtual java.util.EnumSet.add:(Ljava/lang/Object;)Z
            pop
        50: .line 116
      StackMap locals: org.jruby.ir.passes.OptimizeDynScopesPass org.jruby.ir.IRScope java.util.Map java.util.EnumSet int
      StackMap stack:
            aload 1 /* s */
            invokevirtual org.jruby.ir.IRScope.getCFG:()Lorg/jruby/ir/representations/CFG;
            invokevirtual org.jruby.ir.representations.CFG.getBasicBlocks:()Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 6
            goto 56
      StackMap locals: org.jruby.ir.passes.OptimizeDynScopesPass org.jruby.ir.IRScope java.util.Map java.util.EnumSet int top java.util.Iterator
      StackMap stack:
        51: aload 6
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.jruby.ir.representations.BasicBlock
            astore 5 /* b */
        start local 5 // org.jruby.ir.representations.BasicBlock b
        52: .line 117
            aload 5 /* b */
            invokevirtual org.jruby.ir.representations.BasicBlock.getInstrs:()Ljava/util/List;
            invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
            astore 8
            goto 55
      StackMap locals: org.jruby.ir.passes.OptimizeDynScopesPass org.jruby.ir.IRScope java.util.Map java.util.EnumSet int org.jruby.ir.representations.BasicBlock java.util.Iterator top java.util.Iterator
      StackMap stack:
        53: aload 8
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.jruby.ir.instructions.Instr
            astore 7 /* i */
        start local 7 // org.jruby.ir.instructions.Instr i
        54: aload 7 /* i */
            aload 2 /* varRenameMap */
            invokevirtual org.jruby.ir.instructions.Instr.renameVars:(Ljava/util/Map;)V
        end local 7 // org.jruby.ir.instructions.Instr i
      StackMap locals:
      StackMap stack:
        55: aload 8
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 53
        end local 5 // org.jruby.ir.representations.BasicBlock b
        56: .line 116
      StackMap locals: org.jruby.ir.passes.OptimizeDynScopesPass org.jruby.ir.IRScope java.util.Map java.util.EnumSet int top java.util.Iterator
      StackMap stack:
            aload 6
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 51
        57: .line 122
            new org.jruby.ir.passes.LiveVariableAnalysis
            dup
            invokespecial org.jruby.ir.passes.LiveVariableAnalysis.<init>:()V
            aload 1 /* s */
            invokevirtual org.jruby.ir.passes.LiveVariableAnalysis.invalidate:(Lorg/jruby/ir/IRScope;)Z
            pop
        58: .line 123
            return
        end local 4 // boolean parentScopeNeeded
        end local 3 // java.util.EnumSet flags
        end local 2 // java.util.Map varRenameMap
        end local 1 // org.jruby.ir.IRScope s
        end local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0   59     0               this  Lorg/jruby/ir/passes/OptimizeDynScopesPass;
            0   59     1                  s  Lorg/jruby/ir/IRScope;
            2   59     2       varRenameMap  Ljava/util/Map<Lorg/jruby/ir/operands/Operand;Lorg/jruby/ir/operands/Operand;>;
            3   59     3              flags  Ljava/util/EnumSet<Lorg/jruby/ir/IRFlags;>;
            5   59     4  parentScopeNeeded  Z
            7   48     5                  b  Lorg/jruby/ir/representations/BasicBlock;
            8   48     7             instrs  Ljava/util/ListIterator<Lorg/jruby/ir/instructions/Instr;>;
           10   47     8                  i  Lorg/jruby/ir/instructions/Instr;
           12   19     9                  v  Lorg/jruby/ir/operands/Variable;
           14   19    10                 lv  Lorg/jruby/ir/operands/LocalVariable;
           21   46     9                  v  Lorg/jruby/ir/operands/Variable;
           23   46    11                 lv  Lorg/jruby/ir/operands/LocalVariable;
           26   28    12               llvi  Lorg/jruby/ir/instructions/LoadLocalVarInstr;
           31   33    12               slvi  Lorg/jruby/ir/instructions/StoreLocalVarInstr;
           37   39    12               llvi  Lorg/jruby/ir/instructions/LoadLocalVarInstr;
           42   44    12               slvi  Lorg/jruby/ir/instructions/StoreLocalVarInstr;
           52   56     5                  b  Lorg/jruby/ir/representations/BasicBlock;
           54   55     7                  i  Lorg/jruby/ir/instructions/Instr;
    MethodParameters:
      Name  Flags
      s     

  public java.lang.Object execute(org.jruby.ir.IRScope, java.lang.Object[]);
    descriptor: (Lorg/jruby/ir/IRScope;[Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0081) ACC_PUBLIC, ACC_VARARGS
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
        start local 1 // org.jruby.ir.IRScope scope
        start local 2 // java.lang.Object[] data
         0: .line 128
            aload 1 /* scope */
            invokevirtual org.jruby.ir.IRScope.computeScopeFlags:()V
         1: .line 131
            aload 1 /* scope */
            invokevirtual org.jruby.ir.IRScope.getExecutionContext:()Lorg/jruby/ir/interpreter/FullInterpreterContext;
            invokevirtual org.jruby.ir.interpreter.FullInterpreterContext.getFlags:()Ljava/util/EnumSet;
            getstatic org.jruby.ir.IRFlags.REQUIRES_DYNSCOPE:Lorg/jruby/ir/IRFlags;
            invokevirtual java.util.EnumSet.contains:(Ljava/lang/Object;)Z
            ifeq 2
            aconst_null
            areturn
         2: .line 133
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* scope */
            invokevirtual org.jruby.ir.passes.OptimizeDynScopesPass.eliminateLocalVars:(Lorg/jruby/ir/IRScope;)V
         3: .line 137
            aconst_null
            areturn
        end local 2 // java.lang.Object[] data
        end local 1 // org.jruby.ir.IRScope scope
        end local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    4     0   this  Lorg/jruby/ir/passes/OptimizeDynScopesPass;
            0    4     1  scope  Lorg/jruby/ir/IRScope;
            0    4     2   data  [Ljava/lang/Object;
    MethodParameters:
       Name  Flags
      scope  
      data   

  public boolean invalidate(org.jruby.ir.IRScope);
    descriptor: (Lorg/jruby/ir/IRScope;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
        start local 1 // org.jruby.ir.IRScope scope
         0: .line 144
            iconst_0
            ireturn
        end local 1 // org.jruby.ir.IRScope scope
        end local 0 // org.jruby.ir.passes.OptimizeDynScopesPass this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lorg/jruby/ir/passes/OptimizeDynScopesPass;
            0    1     1  scope  Lorg/jruby/ir/IRScope;
    MethodParameters:
       Name  Flags
      scope  
}
SourceFile: "OptimizeDynScopesPass.java"