content: // ASM: a very small and fast Java bytecode manipulation framework
  // Copyright (c) 2000-2011 INRIA, France Telecom
  // All rights reserved.
  //
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  // THE POSSIBILITY OF SUCH DAMAGE.
  package com.alibaba.fastjson2.internal.asm;
  
  /**
   * Defines additional JVM opcodes, access flags and constants which are not part of the ASM public
   * API.
   *
   * @author Eric Bruneton
   * @see <a href="https://docs.oracle.com/javase/specs/jvms/se11/html/jvms-6.html">JVMS 6</a>
   */
  final class Constants {
      // The ClassFile attribute names, in the order they are defined in
      // https://docs.oracle.com/javase/specs/jvms/se11/html/jvms-4.html#jvms-4.7-300.
  
  //    static final String CONSTANT_VALUE = "ConstantValue";
      static final String CODE = "Code";
      static final String STACK_MAP_TABLE = "StackMapTable";
  //    static final String EXCEPTIONS = "Exceptions";
  //    static final String INNER_CLASSES = "InnerClasses";
  //    static final String ENCLOSING_METHOD = "EnclosingMethod";
  //    static final String SYNTHETIC = "Synthetic";
  //    static final String SIGNATURE = "Signature";
  //    static final String SOURCE_FILE = "SourceFile";
  //    static final String SOURCE_DEBUG_EXTENSION = "SourceDebugExtension";
  //    static final String LINE_NUMBER_TABLE = "LineNumberTable";
  //    static final String LOCAL_VARIABLE_TABLE = "LocalVariableTable";
  //    static final String LOCAL_VARIABLE_TYPE_TABLE = "LocalVariableTypeTable";
  //    static final String DEPRECATED = "Deprecated";
  //    static final String RUNTIME_VISIBLE_ANNOTATIONS = "RuntimeVisibleAnnotations";
  //    static final String RUNTIME_INVISIBLE_ANNOTATIONS = "RuntimeInvisibleAnnotations";
  //    static final String RUNTIME_VISIBLE_PARAMETER_ANNOTATIONS = "RuntimeVisibleParameterAnnotations";
  //    static final String RUNTIME_INVISIBLE_PARAMETER_ANNOTATIONS =
  //            "RuntimeInvisibleParameterAnnotations";
  //    static final String RUNTIME_VISIBLE_TYPE_ANNOTATIONS = "RuntimeVisibleTypeAnnotations";
  //    static final String RUNTIME_INVISIBLE_TYPE_ANNOTATIONS = "RuntimeInvisibleTypeAnnotations";
  //    static final String ANNOTATION_DEFAULT = "AnnotationDefault";
  //    static final String BOOTSTRAP_METHODS = "BootstrapMethods";
  //    static final String METHOD_PARAMETERS = "MethodParameters";
  //    static final String MODULE = "Module";
  //    static final String MODULE_PACKAGES = "ModulePackages";
  //    static final String MODULE_MAIN_CLASS = "ModuleMainClass";
  //    static final String NEST_HOST = "NestHost";
  //    static final String NEST_MEMBERS = "NestMembers";
  //    static final String PERMITTED_SUBCLASSES = "PermittedSubclasses";
  //    static final String RECORD = "Record";
  
      // ASM specific access flags.
      // WARNING: the 16 least significant bits must NOT be used, to avoid conflicts with standard
      // access flags, and also to make sure that these flags are automatically filtered out when
      // written in class files (because access flags are stored using 16 bits only).
  
      static final int ACC_CONSTRUCTOR = 0x40000; // method access flag.
      // The JVM opcode values which are not part of the ASM public API.
      // See https://docs.oracle.com/javase/specs/jvms/se9/html/jvms-6.html.
  
      static final int LDC_W = 19;
      static final int LDC2_W = 20;
      static final int ILOAD_0 = 26;
  //    static final int ILOAD_1 = 27;
  //    static final int ILOAD_2 = 28;
  //    static final int ILOAD_3 = 29;
  //    static final int LLOAD_0 = 30;
  //    static final int LLOAD_1 = 31;
  //    static final int LLOAD_2 = 32;
  //    static final int LLOAD_3 = 33;
  //    static final int FLOAD_0 = 34;
  //    static final int FLOAD_1 = 35;
  //    static final int FLOAD_2 = 36;
  //    static final int FLOAD_3 = 37;
  //    static final int DLOAD_0 = 38;
  //    static final int DLOAD_1 = 39;
  //    static final int DLOAD_2 = 40;
  //    static final int DLOAD_3 = 41;
  //    static final int ALOAD_0 = 42;
  //    static final int ALOAD_1 = 43;
  //    static final int ALOAD_2 = 44;
  //    static final int ALOAD_3 = 45;
      static final int ISTORE_0 = 59;
  //    static final int ISTORE_1 = 60;
  //    static final int ISTORE_2 = 61;
  //    static final int ISTORE_3 = 62;
  //    static final int LSTORE_0 = 63;
  //    static final int LSTORE_1 = 64;
  //    static final int LSTORE_2 = 65;
  //    static final int LSTORE_3 = 66;
  //    static final int FSTORE_0 = 67;
  //    static final int FSTORE_1 = 68;
  //    static final int FSTORE_2 = 69;
  //    static final int FSTORE_3 = 70;
  //    static final int DSTORE_0 = 71;
  //    static final int DSTORE_1 = 72;
  //    static final int DSTORE_2 = 73;
  //    static final int DSTORE_3 = 74;
  //    static final int ASTORE_0 = 75;
  //    static final int ASTORE_1 = 76;
  //    static final int ASTORE_2 = 77;
  //    static final int ASTORE_3 = 78;
      static final int WIDE = 196;
      static final int GOTO_W = 200;
      static final int JSR_W = 201;
      static final int ASM_GOTO_W = 220;
  
      // Constants to convert between normal and wide jump instructions.
  
      // The delta between the GOTO_W and JSR_W opcodes and GOTO and JUMP.
      static final int WIDE_JUMP_OPCODE_DELTA = GOTO_W - Opcodes.GOTO;
  
      // Constants to convert JVM opcodes to the equivalent ASM specific opcodes, and vice versa.
  
      // The delta between the ASM_IFEQ, ..., ASM_IF_ACMPNE, ASM_GOTO and ASM_JSR opcodes
      // and IFEQ, ..., IF_ACMPNE, GOTO and JSR.
      static final int ASM_OPCODE_DELTA = 49;
  
      // The delta between the ASM_IFNULL and ASM_IFNONNULL opcodes and IFNULL and IFNONNULL.
      static final int ASM_IFNULL_OPCODE_DELTA = 20;
  
      private Constants() {
      }
  }
  