https://www.graalvm.org/ 
public interface com.oracle.truffle.llvm.runtime.GetStackSpaceFactory
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: com.oracle.truffle.llvm.runtime.GetStackSpaceFactory
  super_class: java.lang.Object
{
  public abstract com.oracle.truffle.llvm.runtime.nodes.api.LLVMExpressionNode createGetStackSpace(com.oracle.truffle.llvm.runtime.NodeFactory, com.oracle.truffle.llvm.runtime.types.Type);
    descriptor: (Lcom/oracle/truffle/llvm/runtime/NodeFactory;Lcom/oracle/truffle/llvm/runtime/types/Type;)Lcom/oracle/truffle/llvm/runtime/nodes/api/LLVMExpressionNode;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
             Name  Flags
      nodeFactory  
      type         

  public static com.oracle.truffle.llvm.runtime.GetStackSpaceFactory createAllocaFactory();
    descriptor: ()Lcom/oracle/truffle/llvm/runtime/GetStackSpaceFactory;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 42
            invokedynamic createGetStackSpace()Lcom/oracle/truffle/llvm/runtime/GetStackSpaceFactory;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
                Method arguments:
                  (Lcom/oracle/truffle/llvm/runtime/NodeFactory;Lcom/oracle/truffle/llvm/runtime/types/Type;)Lcom/oracle/truffle/llvm/runtime/nodes/api/LLVMExpressionNode;
                  com/oracle/truffle/llvm/runtime/GetStackSpaceFactory.lambda$0(Lcom/oracle/truffle/llvm/runtime/NodeFactory;Lcom/oracle/truffle/llvm/runtime/types/Type;)Lcom/oracle/truffle/llvm/runtime/nodes/api/LLVMExpressionNode; (6 itf)
                  (Lcom/oracle/truffle/llvm/runtime/NodeFactory;Lcom/oracle/truffle/llvm/runtime/types/Type;)Lcom/oracle/truffle/llvm/runtime/nodes/api/LLVMExpressionNode;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static com.oracle.truffle.llvm.runtime.GetStackSpaceFactory createGetUniqueStackSpaceFactory(com.oracle.truffle.llvm.runtime.memory.LLVMStack$UniquesRegion, com.oracle.truffle.api.frame.FrameDescriptor);
    descriptor: (Lcom/oracle/truffle/llvm/runtime/memory/LLVMStack$UniquesRegion;Lcom/oracle/truffle/api/frame/FrameDescriptor;)Lcom/oracle/truffle/llvm/runtime/GetStackSpaceFactory;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.llvm.runtime.memory.LLVMStack$UniquesRegion uniquesRegion
        start local 1 // com.oracle.truffle.api.frame.FrameDescriptor frameDescriptor
         0: .line 46
            aload 0 /* uniquesRegion */
            aload 1 /* frameDescriptor */
            invokedynamic createGetStackSpace(Lcom/oracle/truffle/llvm/runtime/memory/LLVMStack$UniquesRegion;Lcom/oracle/truffle/api/frame/FrameDescriptor;)Lcom/oracle/truffle/llvm/runtime/GetStackSpaceFactory;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
                Method arguments:
                  (Lcom/oracle/truffle/llvm/runtime/NodeFactory;Lcom/oracle/truffle/llvm/runtime/types/Type;)Lcom/oracle/truffle/llvm/runtime/nodes/api/LLVMExpressionNode;
                  com/oracle/truffle/llvm/runtime/GetStackSpaceFactory.lambda$1(Lcom/oracle/truffle/llvm/runtime/memory/LLVMStack$UniquesRegion;Lcom/oracle/truffle/api/frame/FrameDescriptor;Lcom/oracle/truffle/llvm/runtime/NodeFactory;Lcom/oracle/truffle/llvm/runtime/types/Type;)Lcom/oracle/truffle/llvm/runtime/nodes/api/LLVMExpressionNode; (6 itf)
                  (Lcom/oracle/truffle/llvm/runtime/NodeFactory;Lcom/oracle/truffle/llvm/runtime/types/Type;)Lcom/oracle/truffle/llvm/runtime/nodes/api/LLVMExpressionNode;
            areturn
        end local 1 // com.oracle.truffle.api.frame.FrameDescriptor frameDescriptor
        end local 0 // com.oracle.truffle.llvm.runtime.memory.LLVMStack$UniquesRegion uniquesRegion
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0    uniquesRegion  Lcom/oracle/truffle/llvm/runtime/memory/LLVMStack$UniquesRegion;
            0    1     1  frameDescriptor  Lcom/oracle/truffle/api/frame/FrameDescriptor;
    MethodParameters:
                 Name  Flags
      uniquesRegion    
      frameDescriptor  

  private static com.oracle.truffle.llvm.runtime.nodes.api.LLVMExpressionNode lambda$0(com.oracle.truffle.llvm.runtime.NodeFactory, com.oracle.truffle.llvm.runtime.types.Type);
    descriptor: (Lcom/oracle/truffle/llvm/runtime/NodeFactory;Lcom/oracle/truffle/llvm/runtime/types/Type;)Lcom/oracle/truffle/llvm/runtime/nodes/api/LLVMExpressionNode;
    flags: (0x100a) ACC_PRIVATE, ACC_STATIC, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.llvm.runtime.NodeFactory nodeFactory
        start local 1 // com.oracle.truffle.llvm.runtime.types.Type type
         0: .line 42
            aload 0 /* nodeFactory */
            aload 1 /* type */
            invokeinterface com.oracle.truffle.llvm.runtime.NodeFactory.createAlloca:(Lcom/oracle/truffle/llvm/runtime/types/Type;)Lcom/oracle/truffle/llvm/runtime/nodes/api/LLVMExpressionNode;
            areturn
        end local 1 // com.oracle.truffle.llvm.runtime.types.Type type
        end local 0 // com.oracle.truffle.llvm.runtime.NodeFactory nodeFactory
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     0  nodeFactory  Lcom/oracle/truffle/llvm/runtime/NodeFactory;
            0    1     1         type  Lcom/oracle/truffle/llvm/runtime/types/Type;

  private static com.oracle.truffle.llvm.runtime.nodes.api.LLVMExpressionNode lambda$1(com.oracle.truffle.llvm.runtime.memory.LLVMStack$UniquesRegion, com.oracle.truffle.api.frame.FrameDescriptor, com.oracle.truffle.llvm.runtime.NodeFactory, com.oracle.truffle.llvm.runtime.types.Type);
    descriptor: (Lcom/oracle/truffle/llvm/runtime/memory/LLVMStack$UniquesRegion;Lcom/oracle/truffle/api/frame/FrameDescriptor;Lcom/oracle/truffle/llvm/runtime/NodeFactory;Lcom/oracle/truffle/llvm/runtime/types/Type;)Lcom/oracle/truffle/llvm/runtime/nodes/api/LLVMExpressionNode;
    flags: (0x100a) ACC_PRIVATE, ACC_STATIC, ACC_SYNTHETIC
    Code:
      stack=4, locals=4, args_size=4
        start local 2 // com.oracle.truffle.llvm.runtime.NodeFactory nodeFactory
        start local 3 // com.oracle.truffle.llvm.runtime.types.Type type
         0: .line 46
            aload 2 /* nodeFactory */
            aload 3 /* type */
            aload 0
            aload 1
            invokeinterface com.oracle.truffle.llvm.runtime.NodeFactory.createGetUniqueStackSpace:(Lcom/oracle/truffle/llvm/runtime/types/Type;Lcom/oracle/truffle/llvm/runtime/memory/LLVMStack$UniquesRegion;Lcom/oracle/truffle/api/frame/FrameDescriptor;)Lcom/oracle/truffle/llvm/runtime/nodes/api/LLVMExpressionNode;
            areturn
        end local 3 // com.oracle.truffle.llvm.runtime.types.Type type
        end local 2 // com.oracle.truffle.llvm.runtime.NodeFactory nodeFactory
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     2  nodeFactory  Lcom/oracle/truffle/llvm/runtime/NodeFactory;
            0    1     3         type  Lcom/oracle/truffle/llvm/runtime/types/Type;
}
SourceFile: "GetStackSpaceFactory.java"
InnerClasses:
  public final UniquesRegion = com.oracle.truffle.llvm.runtime.memory.LLVMStack$UniquesRegion of com.oracle.truffle.llvm.runtime.memory.LLVMStack
  public final Lookup = java.lang.invoke.MethodHandles$Lookup of java.lang.invoke.MethodHandles