java/15 : jdk.internal.vm.compiler/org/graalvm/compiler/nodes/calc/ShiftNode.class

ShiftNode
https://openjdk.java.net/
GPLv2 + Classpath Exception
public abstract class org.graalvm.compiler.nodes.calc.ShiftNode<OP> extends org.graalvm.compiler.nodes.calc.BinaryNode implements org.graalvm.compiler.nodes.ArithmeticOperation, org.graalvm.compiler.nodes.spi.ArithmeticLIRLowerable, org.graalvm.compiler.nodes.calc.NarrowableArithmeticNode
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: org.graalvm.compiler.nodes.calc.ShiftNode
  super_class: org.graalvm.compiler.nodes.calc.BinaryNode
{
  public static final org.graalvm.compiler.graph.NodeClass<org.graalvm.compiler.nodes.calc.ShiftNode> TYPE;
    descriptor: Lorg/graalvm/compiler/graph/NodeClass;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    Signature: Lorg/graalvm/compiler/graph/NodeClass<Lorg/graalvm/compiler/nodes/calc/ShiftNode;>;

  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 52
            ldc Lorg/graalvm/compiler/nodes/calc/ShiftNode;
            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.graalvm.compiler.nodes.calc.ShiftNode.$assertionsDisabled:Z
         3: .line 54
            ldc Lorg/graalvm/compiler/nodes/calc/ShiftNode;
            invokestatic org.graalvm.compiler.graph.NodeClass.create:(Ljava/lang/Class;)Lorg/graalvm/compiler/graph/NodeClass;
            putstatic org.graalvm.compiler.nodes.calc.ShiftNode.TYPE:Lorg/graalvm/compiler/graph/NodeClass;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  protected void <init>(org.graalvm.compiler.graph.NodeClass<? extends org.graalvm.compiler.nodes.calc.ShiftNode<OP>>, org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp<OP>, org.graalvm.compiler.nodes.ValueNode, org.graalvm.compiler.nodes.ValueNode);
    descriptor: (Lorg/graalvm/compiler/graph/NodeClass;Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp;Lorg/graalvm/compiler/nodes/ValueNode;Lorg/graalvm/compiler/nodes/ValueNode;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=6, locals=5, args_size=5
        start local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
        start local 1 // org.graalvm.compiler.graph.NodeClass c
        start local 2 // org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp opForStampComputation
        start local 3 // org.graalvm.compiler.nodes.ValueNode x
        start local 4 // org.graalvm.compiler.nodes.ValueNode s
         0: .line 63
            aload 0 /* this */
            aload 1 /* c */
            aload 2 /* opForStampComputation */
            aload 3 /* x */
            getstatic org.graalvm.compiler.nodes.NodeView.DEFAULT:Lorg/graalvm/compiler/nodes/NodeView;
            invokevirtual org.graalvm.compiler.nodes.ValueNode.stamp:(Lorg/graalvm/compiler/nodes/NodeView;)Lorg/graalvm/compiler/core/common/type/Stamp;
            aload 4 /* s */
            getstatic org.graalvm.compiler.nodes.NodeView.DEFAULT:Lorg/graalvm/compiler/nodes/NodeView;
            invokevirtual org.graalvm.compiler.nodes.ValueNode.stamp:(Lorg/graalvm/compiler/nodes/NodeView;)Lorg/graalvm/compiler/core/common/type/Stamp;
            checkcast org.graalvm.compiler.core.common.type.IntegerStamp
            invokevirtual org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp.foldStamp:(Lorg/graalvm/compiler/core/common/type/Stamp;Lorg/graalvm/compiler/core/common/type/IntegerStamp;)Lorg/graalvm/compiler/core/common/type/Stamp;
            aload 3 /* x */
            aload 4 /* s */
            invokespecial org.graalvm.compiler.nodes.calc.BinaryNode.<init>:(Lorg/graalvm/compiler/graph/NodeClass;Lorg/graalvm/compiler/core/common/type/Stamp;Lorg/graalvm/compiler/nodes/ValueNode;Lorg/graalvm/compiler/nodes/ValueNode;)V
         1: .line 64
            getstatic org.graalvm.compiler.nodes.calc.ShiftNode.$assertionsDisabled:Z
            ifne 2
            aload 4 /* s */
            getstatic org.graalvm.compiler.nodes.NodeView.DEFAULT:Lorg/graalvm/compiler/nodes/NodeView;
            invokevirtual org.graalvm.compiler.nodes.ValueNode.stamp:(Lorg/graalvm/compiler/nodes/NodeView;)Lorg/graalvm/compiler/core/common/type/Stamp;
            checkcast org.graalvm.compiler.core.common.type.IntegerStamp
            invokevirtual org.graalvm.compiler.core.common.type.IntegerStamp.getBits:()I
            bipush 32
            if_icmpeq 2
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         2: .line 65
      StackMap locals: org.graalvm.compiler.nodes.calc.ShiftNode org.graalvm.compiler.graph.NodeClass org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp org.graalvm.compiler.nodes.ValueNode org.graalvm.compiler.nodes.ValueNode
      StackMap stack:
            return
        end local 4 // org.graalvm.compiler.nodes.ValueNode s
        end local 3 // org.graalvm.compiler.nodes.ValueNode x
        end local 2 // org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp opForStampComputation
        end local 1 // org.graalvm.compiler.graph.NodeClass c
        end local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
      LocalVariableTable:
        Start  End  Slot                   Name  Signature
            0    3     0                   this  Lorg/graalvm/compiler/nodes/calc/ShiftNode<TOP;>;
            0    3     1                      c  Lorg/graalvm/compiler/graph/NodeClass<+Lorg/graalvm/compiler/nodes/calc/ShiftNode<TOP;>;>;
            0    3     2  opForStampComputation  Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp<TOP;>;
            0    3     3                      x  Lorg/graalvm/compiler/nodes/ValueNode;
            0    3     4                      s  Lorg/graalvm/compiler/nodes/ValueNode;
    Signature: (Lorg/graalvm/compiler/graph/NodeClass<+Lorg/graalvm/compiler/nodes/calc/ShiftNode<TOP;>;>;Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp<TOP;>;Lorg/graalvm/compiler/nodes/ValueNode;Lorg/graalvm/compiler/nodes/ValueNode;)V
    MethodParameters:
                       Name  Flags
      c                      
      opForStampComputation  
      x                      
      s                      

  protected abstract org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp<OP> getOp(org.graalvm.compiler.core.common.type.ArithmeticOpTable);
    descriptor: (Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable;)Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp;
    flags: (0x0404) ACC_PROTECTED, ACC_ABSTRACT
    Signature: (Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable;)Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp<TOP;>;
    MethodParameters:
       Name  Flags
      table  

  protected final org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp<OP> getOp(org.graalvm.compiler.nodes.ValueNode);
    descriptor: (Lorg/graalvm/compiler/nodes/ValueNode;)Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
        start local 1 // org.graalvm.compiler.nodes.ValueNode forValue
         0: .line 70
            aload 0 /* this */
            aload 1 /* forValue */
            invokestatic org.graalvm.compiler.nodes.calc.BinaryArithmeticNode.getArithmeticOpTable:(Lorg/graalvm/compiler/nodes/ValueNode;)Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable;
            invokevirtual org.graalvm.compiler.nodes.calc.ShiftNode.getOp:(Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable;)Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp;
            areturn
        end local 1 // org.graalvm.compiler.nodes.ValueNode forValue
        end local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0      this  Lorg/graalvm/compiler/nodes/calc/ShiftNode<TOP;>;
            0    1     1  forValue  Lorg/graalvm/compiler/nodes/ValueNode;
    Signature: (Lorg/graalvm/compiler/nodes/ValueNode;)Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp<TOP;>;
    MethodParameters:
          Name  Flags
      forValue  

  public final org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp<OP> getArithmeticOp();
    descriptor: ()Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp;
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
         0: .line 75
            aload 0 /* this */
            aload 0 /* this */
            invokevirtual org.graalvm.compiler.nodes.calc.ShiftNode.getX:()Lorg/graalvm/compiler/nodes/ValueNode;
            invokevirtual org.graalvm.compiler.nodes.calc.ShiftNode.getOp:(Lorg/graalvm/compiler/nodes/ValueNode;)Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp;
            areturn
        end local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/compiler/nodes/calc/ShiftNode<TOP;>;
    Signature: ()Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp<TOP;>;

  public org.graalvm.compiler.core.common.type.Stamp foldStamp(org.graalvm.compiler.core.common.type.Stamp, org.graalvm.compiler.core.common.type.Stamp);
    descriptor: (Lorg/graalvm/compiler/core/common/type/Stamp;Lorg/graalvm/compiler/core/common/type/Stamp;)Lorg/graalvm/compiler/core/common/type/Stamp;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
        start local 1 // org.graalvm.compiler.core.common.type.Stamp stampX
        start local 2 // org.graalvm.compiler.core.common.type.Stamp stampY
         0: .line 80
            aload 0 /* this */
            invokevirtual org.graalvm.compiler.nodes.calc.ShiftNode.getArithmeticOp:()Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp;
            aload 1 /* stampX */
            aload 2 /* stampY */
            checkcast org.graalvm.compiler.core.common.type.IntegerStamp
            invokevirtual org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp.foldStamp:(Lorg/graalvm/compiler/core/common/type/Stamp;Lorg/graalvm/compiler/core/common/type/IntegerStamp;)Lorg/graalvm/compiler/core/common/type/Stamp;
            areturn
        end local 2 // org.graalvm.compiler.core.common.type.Stamp stampY
        end local 1 // org.graalvm.compiler.core.common.type.Stamp stampX
        end local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lorg/graalvm/compiler/nodes/calc/ShiftNode<TOP;>;
            0    1     1  stampX  Lorg/graalvm/compiler/core/common/type/Stamp;
            0    1     2  stampY  Lorg/graalvm/compiler/core/common/type/Stamp;
    MethodParameters:
        Name  Flags
      stampX  
      stampY  

  public org.graalvm.compiler.nodes.ValueNode canonical(org.graalvm.compiler.graph.spi.CanonicalizerTool, org.graalvm.compiler.nodes.ValueNode, org.graalvm.compiler.nodes.ValueNode);
    descriptor: (Lorg/graalvm/compiler/graph/spi/CanonicalizerTool;Lorg/graalvm/compiler/nodes/ValueNode;Lorg/graalvm/compiler/nodes/ValueNode;)Lorg/graalvm/compiler/nodes/ValueNode;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=6, args_size=4
        start local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
        start local 1 // org.graalvm.compiler.graph.spi.CanonicalizerTool tool
        start local 2 // org.graalvm.compiler.nodes.ValueNode forX
        start local 3 // org.graalvm.compiler.nodes.ValueNode forY
         0: .line 85
            aload 1 /* tool */
            invokestatic org.graalvm.compiler.nodes.NodeView.from:(Lorg/graalvm/compiler/graph/spi/CanonicalizerTool;)Lorg/graalvm/compiler/nodes/NodeView;
            astore 4 /* view */
        start local 4 // org.graalvm.compiler.nodes.NodeView view
         1: .line 86
            aload 0 /* this */
            aload 2 /* forX */
            invokevirtual org.graalvm.compiler.nodes.calc.ShiftNode.getOp:(Lorg/graalvm/compiler/nodes/ValueNode;)Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp;
            aload 0 /* this */
            getstatic org.graalvm.compiler.nodes.NodeView.DEFAULT:Lorg/graalvm/compiler/nodes/NodeView;
            invokevirtual org.graalvm.compiler.nodes.calc.ShiftNode.stamp:(Lorg/graalvm/compiler/nodes/NodeView;)Lorg/graalvm/compiler/core/common/type/Stamp;
            aload 2 /* forX */
            aload 3 /* forY */
            aload 4 /* view */
            invokestatic org.graalvm.compiler.nodes.calc.ShiftNode.canonical:(Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp;Lorg/graalvm/compiler/core/common/type/Stamp;Lorg/graalvm/compiler/nodes/ValueNode;Lorg/graalvm/compiler/nodes/ValueNode;Lorg/graalvm/compiler/nodes/NodeView;)Lorg/graalvm/compiler/nodes/ValueNode;
            astore 5 /* valueNode */
        start local 5 // org.graalvm.compiler.nodes.ValueNode valueNode
         2: .line 87
            aload 5 /* valueNode */
            ifnull 4
         3: .line 88
            aload 5 /* valueNode */
            areturn
         4: .line 90
      StackMap locals: org.graalvm.compiler.nodes.NodeView org.graalvm.compiler.nodes.ValueNode
      StackMap stack:
            aload 0 /* this */
            areturn
        end local 5 // org.graalvm.compiler.nodes.ValueNode valueNode
        end local 4 // org.graalvm.compiler.nodes.NodeView view
        end local 3 // org.graalvm.compiler.nodes.ValueNode forY
        end local 2 // org.graalvm.compiler.nodes.ValueNode forX
        end local 1 // org.graalvm.compiler.graph.spi.CanonicalizerTool tool
        end local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    5     0       this  Lorg/graalvm/compiler/nodes/calc/ShiftNode<TOP;>;
            0    5     1       tool  Lorg/graalvm/compiler/graph/spi/CanonicalizerTool;
            0    5     2       forX  Lorg/graalvm/compiler/nodes/ValueNode;
            0    5     3       forY  Lorg/graalvm/compiler/nodes/ValueNode;
            1    5     4       view  Lorg/graalvm/compiler/nodes/NodeView;
            2    5     5  valueNode  Lorg/graalvm/compiler/nodes/ValueNode;
    MethodParameters:
      Name  Flags
      tool  
      forX  
      forY  

  public static <OP> org.graalvm.compiler.nodes.ValueNode canonical(org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp<OP>, org.graalvm.compiler.core.common.type.Stamp, org.graalvm.compiler.nodes.ValueNode, org.graalvm.compiler.nodes.ValueNode, org.graalvm.compiler.nodes.NodeView);
    descriptor: (Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp;Lorg/graalvm/compiler/core/common/type/Stamp;Lorg/graalvm/compiler/nodes/ValueNode;Lorg/graalvm/compiler/nodes/ValueNode;Lorg/graalvm/compiler/nodes/NodeView;)Lorg/graalvm/compiler/nodes/ValueNode;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=6, args_size=5
        start local 0 // org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp op
        start local 1 // org.graalvm.compiler.core.common.type.Stamp stamp
        start local 2 // org.graalvm.compiler.nodes.ValueNode forX
        start local 3 // org.graalvm.compiler.nodes.ValueNode forY
        start local 4 // org.graalvm.compiler.nodes.NodeView view
         0: .line 95
            aload 2 /* forX */
            invokevirtual org.graalvm.compiler.nodes.ValueNode.isConstant:()Z
            ifeq 4
            aload 3 /* forY */
            invokevirtual org.graalvm.compiler.nodes.ValueNode.isConstant:()Z
            ifeq 4
         1: .line 96
            aload 3 /* forY */
            invokevirtual org.graalvm.compiler.nodes.ValueNode.asJavaConstant:()Ljdk/vm/ci/meta/JavaConstant;
            astore 5 /* amount */
        start local 5 // jdk.vm.ci.meta.JavaConstant amount
         2: .line 97
            getstatic org.graalvm.compiler.nodes.calc.ShiftNode.$assertionsDisabled:Z
            ifne 3
            aload 5 /* amount */
            invokeinterface jdk.vm.ci.meta.JavaConstant.getJavaKind:()Ljdk/vm/ci/meta/JavaKind;
            getstatic jdk.vm.ci.meta.JavaKind.Int:Ljdk/vm/ci/meta/JavaKind;
            if_acmpeq 3
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         3: .line 98
      StackMap locals: jdk.vm.ci.meta.JavaConstant
      StackMap stack:
            aload 1 /* stamp */
            aload 0 /* op */
            aload 2 /* forX */
            invokevirtual org.graalvm.compiler.nodes.ValueNode.asConstant:()Ljdk/vm/ci/meta/Constant;
            aload 5 /* amount */
            invokeinterface jdk.vm.ci.meta.JavaConstant.asInt:()I
            invokevirtual org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp.foldConstant:(Ljdk/vm/ci/meta/Constant;I)Ljdk/vm/ci/meta/Constant;
            invokestatic org.graalvm.compiler.nodes.ConstantNode.forPrimitive:(Lorg/graalvm/compiler/core/common/type/Stamp;Ljdk/vm/ci/meta/Constant;)Lorg/graalvm/compiler/nodes/ConstantNode;
            areturn
        end local 5 // jdk.vm.ci.meta.JavaConstant amount
         4: .line 100
      StackMap locals:
      StackMap stack:
            aconst_null
            areturn
        end local 4 // org.graalvm.compiler.nodes.NodeView view
        end local 3 // org.graalvm.compiler.nodes.ValueNode forY
        end local 2 // org.graalvm.compiler.nodes.ValueNode forX
        end local 1 // org.graalvm.compiler.core.common.type.Stamp stamp
        end local 0 // org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp op
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    5     0      op  Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp<TOP;>;
            0    5     1   stamp  Lorg/graalvm/compiler/core/common/type/Stamp;
            0    5     2    forX  Lorg/graalvm/compiler/nodes/ValueNode;
            0    5     3    forY  Lorg/graalvm/compiler/nodes/ValueNode;
            0    5     4    view  Lorg/graalvm/compiler/nodes/NodeView;
            2    4     5  amount  Ljdk/vm/ci/meta/JavaConstant;
    Signature: <OP:Ljava/lang/Object;>(Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp<TOP;>;Lorg/graalvm/compiler/core/common/type/Stamp;Lorg/graalvm/compiler/nodes/ValueNode;Lorg/graalvm/compiler/nodes/ValueNode;Lorg/graalvm/compiler/nodes/NodeView;)Lorg/graalvm/compiler/nodes/ValueNode;
    MethodParameters:
       Name  Flags
      op     
      stamp  
      forX   
      forY   
      view   

  public int getShiftAmountMask();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
         0: .line 104
            aload 0 /* this */
            invokevirtual org.graalvm.compiler.nodes.calc.ShiftNode.getArithmeticOp:()Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp;
            aload 0 /* this */
            getstatic org.graalvm.compiler.nodes.NodeView.DEFAULT:Lorg/graalvm/compiler/nodes/NodeView;
            invokevirtual org.graalvm.compiler.nodes.calc.ShiftNode.stamp:(Lorg/graalvm/compiler/nodes/NodeView;)Lorg/graalvm/compiler/core/common/type/Stamp;
            invokevirtual org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp.getShiftAmountMask:(Lorg/graalvm/compiler/core/common/type/Stamp;)I
            ireturn
        end local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/compiler/nodes/calc/ShiftNode<TOP;>;

  public boolean isNarrowable(int);
    descriptor: (I)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=7, locals=5, args_size=2
        start local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
        start local 1 // int resultBits
         0: .line 109
            getstatic org.graalvm.compiler.nodes.calc.ShiftNode.$assertionsDisabled:Z
            ifne 1
            iload 1 /* resultBits */
            invokestatic jdk.vm.ci.code.CodeUtil.isPowerOf2:(I)Z
            ifne 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 110
      StackMap locals:
      StackMap stack:
            iload 1 /* resultBits */
            iconst_1
            isub
            istore 2 /* narrowMask */
        start local 2 // int narrowMask
         2: .line 111
            aload 0 /* this */
            invokevirtual org.graalvm.compiler.nodes.calc.ShiftNode.getShiftAmountMask:()I
            istore 3 /* wideMask */
        start local 3 // int wideMask
         3: .line 112
            getstatic org.graalvm.compiler.nodes.calc.ShiftNode.$assertionsDisabled:Z
            ifne 4
            iload 3 /* wideMask */
            iload 2 /* narrowMask */
            iand
            iload 2 /* narrowMask */
            if_icmpeq 4
            new java.lang.AssertionError
            dup
            ldc "wideMask %x should be wider than narrowMask %x"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
            iload 3 /* wideMask */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            dup
            iconst_1
            iload 2 /* narrowMask */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.AssertionError.<init>:(Ljava/lang/Object;)V
            athrow
         4: .line 119
      StackMap locals: int int
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.graalvm.compiler.nodes.calc.ShiftNode.getY:()Lorg/graalvm/compiler/nodes/ValueNode;
            getstatic org.graalvm.compiler.nodes.NodeView.DEFAULT:Lorg/graalvm/compiler/nodes/NodeView;
            invokevirtual org.graalvm.compiler.nodes.ValueNode.stamp:(Lorg/graalvm/compiler/nodes/NodeView;)Lorg/graalvm/compiler/core/common/type/Stamp;
            checkcast org.graalvm.compiler.core.common.type.IntegerStamp
            astore 4 /* yStamp */
        start local 4 // org.graalvm.compiler.core.common.type.IntegerStamp yStamp
         5: .line 120
            aload 4 /* yStamp */
            invokevirtual org.graalvm.compiler.core.common.type.IntegerStamp.upMask:()J
            iload 3 /* wideMask */
            iload 2 /* narrowMask */
            iconst_m1
            ixor
            iand
            i2l
            land
            lconst_0
            lcmp
            ifne 6
            iconst_1
            ireturn
      StackMap locals: org.graalvm.compiler.core.common.type.IntegerStamp
      StackMap stack:
         6: iconst_0
            ireturn
        end local 4 // org.graalvm.compiler.core.common.type.IntegerStamp yStamp
        end local 3 // int wideMask
        end local 2 // int narrowMask
        end local 1 // int resultBits
        end local 0 // org.graalvm.compiler.nodes.calc.ShiftNode this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    7     0        this  Lorg/graalvm/compiler/nodes/calc/ShiftNode<TOP;>;
            0    7     1  resultBits  I
            2    7     2  narrowMask  I
            3    7     3    wideMask  I
            5    7     4      yStamp  Lorg/graalvm/compiler/core/common/type/IntegerStamp;
    MethodParameters:
            Name  Flags
      resultBits  

  public org.graalvm.compiler.core.common.type.ArithmeticOpTable$Op getArithmeticOp();
    descriptor: ()Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$Op;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: .line 1
            aload 0
            invokevirtual org.graalvm.compiler.nodes.calc.ShiftNode.getArithmeticOp:()Lorg/graalvm/compiler/core/common/type/ArithmeticOpTable$ShiftOp;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public org.graalvm.compiler.graph.Node canonical(org.graalvm.compiler.graph.spi.CanonicalizerTool, org.graalvm.compiler.graph.Node, org.graalvm.compiler.graph.Node);
    descriptor: (Lorg/graalvm/compiler/graph/spi/CanonicalizerTool;Lorg/graalvm/compiler/graph/Node;Lorg/graalvm/compiler/graph/Node;)Lorg/graalvm/compiler/graph/Node;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=4, locals=4, args_size=4
         0: .line 1
            aload 0
            aload 1
            aload 2
            checkcast org.graalvm.compiler.nodes.ValueNode
            aload 3
            checkcast org.graalvm.compiler.nodes.ValueNode
            invokevirtual org.graalvm.compiler.nodes.calc.ShiftNode.canonical:(Lorg/graalvm/compiler/graph/spi/CanonicalizerTool;Lorg/graalvm/compiler/nodes/ValueNode;Lorg/graalvm/compiler/nodes/ValueNode;)Lorg/graalvm/compiler/nodes/ValueNode;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
Signature: <OP:Ljava/lang/Object;>Lorg/graalvm/compiler/nodes/calc/BinaryNode;Lorg/graalvm/compiler/nodes/ArithmeticOperation;Lorg/graalvm/compiler/nodes/spi/ArithmeticLIRLowerable;Lorg/graalvm/compiler/nodes/calc/NarrowableArithmeticNode;
SourceFile: "ShiftNode.java"
InnerClasses:
  public abstract Op = org.graalvm.compiler.core.common.type.ArithmeticOpTable$Op of org.graalvm.compiler.core.common.type.ArithmeticOpTable
  public abstract ShiftOp = org.graalvm.compiler.core.common.type.ArithmeticOpTable$ShiftOp of org.graalvm.compiler.core.common.type.ArithmeticOpTable
    RuntimeVisibleAnnotations: 
      org.graalvm.compiler.nodeinfo.NodeInfo(cycles = org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_1:Lorg/graalvm/compiler/nodeinfo/NodeCycles;, size = org.graalvm.compiler.nodeinfo.NodeSize.SIZE_1:Lorg/graalvm/compiler/nodeinfo/NodeSize;)
/

java/ 15/ jdk.internal.vm.compiler/org/graalvm/compiler/nodes/calc/ShiftNode.class
