https://www.graalvm.org/ 
public class org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool extends org.graalvm.compiler.nodes.spi.CoreProvidersDelegate implements org.graalvm.compiler.graph.spi.CanonicalizerTool
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool
  super_class: org.graalvm.compiler.nodes.spi.CoreProvidersDelegate
{
  private final jdk.vm.ci.meta.Assumptions assumptions;
    descriptor: Ljdk/vm/ci/meta/Assumptions;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final org.graalvm.compiler.options.OptionValues options;
    descriptor: Lorg/graalvm/compiler/options/OptionValues;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  final org.graalvm.compiler.nodes.SimplifyingGraphDecoder this$0;
    descriptor: Lorg/graalvm/compiler/nodes/SimplifyingGraphDecoder;
    flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC

  public void <init>(org.graalvm.compiler.nodes.SimplifyingGraphDecoder, jdk.vm.ci.meta.Assumptions, org.graalvm.compiler.options.OptionValues);
    descriptor: (Lorg/graalvm/compiler/nodes/SimplifyingGraphDecoder;Ljdk/vm/ci/meta/Assumptions;Lorg/graalvm/compiler/options/OptionValues;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool this
        start local 2 // jdk.vm.ci.meta.Assumptions assumptions
        start local 3 // org.graalvm.compiler.options.OptionValues options
         0: .line 79
            aload 0 /* this */
            aload 1
            putfield org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool.this$0:Lorg/graalvm/compiler/nodes/SimplifyingGraphDecoder;
         1: .line 80
            aload 0 /* this */
            aload 1
            getfield org.graalvm.compiler.nodes.SimplifyingGraphDecoder.providers:Lorg/graalvm/compiler/nodes/spi/CoreProviders;
            invokespecial org.graalvm.compiler.nodes.spi.CoreProvidersDelegate.<init>:(Lorg/graalvm/compiler/nodes/spi/CoreProviders;)V
         2: .line 81
            aload 0 /* this */
            aload 2 /* assumptions */
            putfield org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool.assumptions:Ljdk/vm/ci/meta/Assumptions;
         3: .line 82
            aload 0 /* this */
            aload 3 /* options */
            putfield org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool.options:Lorg/graalvm/compiler/options/OptionValues;
         4: .line 83
            return
        end local 3 // org.graalvm.compiler.options.OptionValues options
        end local 2 // jdk.vm.ci.meta.Assumptions assumptions
        end local 0 // org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    5     0         this  Lorg/graalvm/compiler/nodes/SimplifyingGraphDecoder$PECanonicalizerTool;
            0    5     2  assumptions  Ljdk/vm/ci/meta/Assumptions;
            0    5     3      options  Lorg/graalvm/compiler/options/OptionValues;
    MethodParameters:
             Name  Flags
      this$0       final
      assumptions  
      options      

  public org.graalvm.compiler.options.OptionValues getOptions();
    descriptor: ()Lorg/graalvm/compiler/options/OptionValues;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool this
         0: .line 87
            aload 0 /* this */
            getfield org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool.options:Lorg/graalvm/compiler/options/OptionValues;
            areturn
        end local 0 // org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/compiler/nodes/SimplifyingGraphDecoder$PECanonicalizerTool;

  public boolean canonicalizeReads();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool this
         0: .line 92
            aload 0 /* this */
            getfield org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool.this$0:Lorg/graalvm/compiler/nodes/SimplifyingGraphDecoder;
            getfield org.graalvm.compiler.nodes.SimplifyingGraphDecoder.canonicalizeReads:Z
            ireturn
        end local 0 // org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/compiler/nodes/SimplifyingGraphDecoder$PECanonicalizerTool;

  public boolean allUsagesAvailable();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool this
         0: .line 97
            iconst_0
            ireturn
        end local 0 // org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/compiler/nodes/SimplifyingGraphDecoder$PECanonicalizerTool;

  public jdk.vm.ci.meta.Assumptions getAssumptions();
    descriptor: ()Ljdk/vm/ci/meta/Assumptions;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool this
         0: .line 102
            aload 0 /* this */
            getfield org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool.assumptions:Ljdk/vm/ci/meta/Assumptions;
            areturn
        end local 0 // org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/compiler/nodes/SimplifyingGraphDecoder$PECanonicalizerTool;

  public java.lang.Integer smallestCompareWidth();
    descriptor: ()Ljava/lang/Integer;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool this
         0: .line 109
            aconst_null
            areturn
        end local 0 // org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/compiler/nodes/SimplifyingGraphDecoder$PECanonicalizerTool;
}
SourceFile: "SimplifyingGraphDecoder.java"
NestHost: org.graalvm.compiler.nodes.SimplifyingGraphDecoder
InnerClasses:
  protected PECanonicalizerTool = org.graalvm.compiler.nodes.SimplifyingGraphDecoder$PECanonicalizerTool of org.graalvm.compiler.nodes.SimplifyingGraphDecoder