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src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/runtime/BasicType.java

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  29 
  30 public class BasicType {
  31   public static final int tBoolean     = 4;
  32   public static final int tChar        = 5;
  33   public static final int tFloat       = 6;
  34   public static final int tDouble      = 7;
  35   public static final int tByte        = 8;
  36   public static final int tShort       = 9;
  37   public static final int tInt         = 10;
  38   public static final int tLong        = 11;
  39   public static final int tObject      = 12;
  40   public static final int tArray       = 13;
  41   public static final int tVoid        = 14;
  42   public static final int tAddress     = 15;
  43   public static final int tNarrowOop   = 16;
  44   public static final int tMetadata    = 17;
  45   public static final int tNarrowKlass = 18;
  46   public static final int tConflict    = 19;
  47   public static final int tIllegal     = 99;
  48 
  49   public static final BasicType T_BOOLEAN = new BasicType(tBoolean);
  50   public static final BasicType T_CHAR = new BasicType(tChar);
  51   public static final BasicType T_FLOAT = new BasicType(tFloat);
  52   public static final BasicType T_DOUBLE = new BasicType(tDouble);
  53   public static final BasicType T_BYTE = new BasicType(tByte);
  54   public static final BasicType T_SHORT = new BasicType(tShort);
  55   public static final BasicType T_INT = new BasicType(tInt);
  56   public static final BasicType T_LONG = new BasicType(tLong);
  57   public static final BasicType T_OBJECT = new BasicType(tObject);
  58   public static final BasicType T_ARRAY = new BasicType(tArray);
  59   public static final BasicType T_VOID = new BasicType(tVoid);
  60   public static final BasicType T_ADDRESS = new BasicType(tAddress);
  61   public static final BasicType T_NARROWOOP = new BasicType(tNarrowOop);
  62   public static final BasicType T_METADATA = new BasicType(tMetadata);
  63   public static final BasicType T_NARROWKLASS = new BasicType(tNarrowKlass);
  64   public static final BasicType T_CONFLICT = new BasicType(tConflict);
  65   public static final BasicType T_ILLEGAL = new BasicType(tIllegal);
  66 
  67   public static int getTBoolean() {
  68     return tBoolean;
  69   }
  70 
  71   public static int getTChar() {
  72     return tChar;
  73   }
  74 
  75   public static int getTFloat() {
  76     return tFloat;
  77   }
  78 
  79   public static int getTDouble() {
  80     return tDouble;
  81   }
  82 
  83   public static int getTByte() {
  84     return tByte;
  85   }


 116     return tNarrowOop;
 117   }
 118 
 119   public static int getTMetadata() {
 120     return tMetadata;
 121   }
 122 
 123   public static int getTNarrowKlass() {
 124     return tNarrowKlass;
 125   }
 126 
 127   /** For stack value type with conflicting contents */
 128   public static int getTConflict() {
 129     return tConflict;
 130   }
 131 
 132   public static int getTIllegal() {
 133     return tIllegal;
 134   }
 135 






















 136   public static BasicType charToBasicType(char c) {
 137     switch( c ) {
 138     case 'B': return T_BYTE;
 139     case 'C': return T_CHAR;
 140     case 'D': return T_DOUBLE;
 141     case 'F': return T_FLOAT;
 142     case 'I': return T_INT;
 143     case 'J': return T_LONG;
 144     case 'S': return T_SHORT;
 145     case 'Z': return T_BOOLEAN;
 146     case 'V': return T_VOID;
 147     case 'L': return T_OBJECT;
 148     case '[': return T_ARRAY;
 149     }
 150     return T_ILLEGAL;
 151   }
 152 
 153   public static int charToType(char c) {
 154     return charToBasicType(c).getType();
 155   }
 156 
 157   public int getType() {
 158     return type;
 159   }
 160 




 161   //-- Internals only below this point
 162   private BasicType(int type) {
 163     this.type = type;

 164   }
 165 
 166   private int type;

 167 }


  29 
  30 public class BasicType {
  31   public static final int tBoolean     = 4;
  32   public static final int tChar        = 5;
  33   public static final int tFloat       = 6;
  34   public static final int tDouble      = 7;
  35   public static final int tByte        = 8;
  36   public static final int tShort       = 9;
  37   public static final int tInt         = 10;
  38   public static final int tLong        = 11;
  39   public static final int tObject      = 12;
  40   public static final int tArray       = 13;
  41   public static final int tVoid        = 14;
  42   public static final int tAddress     = 15;
  43   public static final int tNarrowOop   = 16;
  44   public static final int tMetadata    = 17;
  45   public static final int tNarrowKlass = 18;
  46   public static final int tConflict    = 19;
  47   public static final int tIllegal     = 99;
  48 
  49   public static final BasicType T_BOOLEAN = new BasicType(tBoolean, "boolean");
  50   public static final BasicType T_CHAR = new BasicType(tChar, "char");
  51   public static final BasicType T_FLOAT = new BasicType(tFloat, "float");
  52   public static final BasicType T_DOUBLE = new BasicType(tDouble, "double");
  53   public static final BasicType T_BYTE = new BasicType(tByte, "byte");
  54   public static final BasicType T_SHORT = new BasicType(tShort, "short");
  55   public static final BasicType T_INT = new BasicType(tInt, "int");
  56   public static final BasicType T_LONG = new BasicType(tLong, "long");
  57   public static final BasicType T_OBJECT = new BasicType(tObject, "object");
  58   public static final BasicType T_ARRAY = new BasicType(tArray, "array");
  59   public static final BasicType T_VOID = new BasicType(tVoid, "void");
  60   public static final BasicType T_ADDRESS = new BasicType(tAddress, "address");
  61   public static final BasicType T_NARROWOOP = new BasicType(tNarrowOop, "narrow oop");
  62   public static final BasicType T_METADATA = new BasicType(tMetadata, "metadata");
  63   public static final BasicType T_NARROWKLASS = new BasicType(tNarrowKlass, "narrow klass");
  64   public static final BasicType T_CONFLICT = new BasicType(tConflict, "conflict");
  65   public static final BasicType T_ILLEGAL = new BasicType(tIllegal, "ILLEGAL TYPE");
  66 
  67   public static int getTBoolean() {
  68     return tBoolean;
  69   }
  70 
  71   public static int getTChar() {
  72     return tChar;
  73   }
  74 
  75   public static int getTFloat() {
  76     return tFloat;
  77   }
  78 
  79   public static int getTDouble() {
  80     return tDouble;
  81   }
  82 
  83   public static int getTByte() {
  84     return tByte;
  85   }


 116     return tNarrowOop;
 117   }
 118 
 119   public static int getTMetadata() {
 120     return tMetadata;
 121   }
 122 
 123   public static int getTNarrowKlass() {
 124     return tNarrowKlass;
 125   }
 126 
 127   /** For stack value type with conflicting contents */
 128   public static int getTConflict() {
 129     return tConflict;
 130   }
 131 
 132   public static int getTIllegal() {
 133     return tIllegal;
 134   }
 135 
 136   public static BasicType intToBasicType(int i) {
 137     switch(i) {
 138     case tBoolean: return T_BOOLEAN;
 139     case tChar: return T_CHAR;
 140     case tFloat: return T_FLOAT;
 141     case tDouble: return T_DOUBLE;
 142     case tByte: return T_BYTE;
 143     case tShort: return T_SHORT;
 144     case tInt: return T_INT;
 145     case tLong: return T_LONG;
 146     case tObject: return T_OBJECT;
 147     case tArray: return T_ARRAY;
 148     case tVoid: return T_VOID;
 149     case tAddress: return T_ADDRESS;
 150     case tNarrowOop: return T_NARROWOOP;
 151     case tMetadata: return T_METADATA;
 152     case tNarrowKlass: return T_NARROWKLASS;
 153     }
 154 
 155     return T_ILLEGAL;
 156   }
 157 
 158   public static BasicType charToBasicType(char c) {
 159     switch( c ) {
 160     case 'B': return T_BYTE;
 161     case 'C': return T_CHAR;
 162     case 'D': return T_DOUBLE;
 163     case 'F': return T_FLOAT;
 164     case 'I': return T_INT;
 165     case 'J': return T_LONG;
 166     case 'S': return T_SHORT;
 167     case 'Z': return T_BOOLEAN;
 168     case 'V': return T_VOID;
 169     case 'L': return T_OBJECT;
 170     case '[': return T_ARRAY;
 171     }
 172     return T_ILLEGAL;
 173   }
 174 
 175   public static int charToType(char c) {
 176     return charToBasicType(c).getType();
 177   }
 178 
 179   public int getType() {
 180     return type;
 181   }
 182 
 183   public String getName() {
 184     return name;
 185   }
 186 
 187   //-- Internals only below this point
 188   private BasicType(int type, String name) {
 189     this.type = type;
 190     this.name = name;
 191   }
 192 
 193   private int type;
 194   private String name;
 195 }
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