1 /*

     1 /*

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     7  * published by the Free Software Foundation.

   792   static jlong clock();

   792   static jlong clock();

   793   static void set_clock(jlong value);

   793   static void set_clock(jlong value);

   794 };

   794 };

   795 

   795 

   796 

   796 

   798 

   798 

   799 class MethodHandleEntry;

   799 class MethodHandleEntry;

   800 

   800 

   802   friend class JavaClasses;

   802   friend class JavaClasses;

   803 

   803 

   804  private:

   804  private:

   805   static int _vmentry_offset;           // assembly code trampoline for MH

   805   static int _vmentry_offset;           // assembly code trampoline for MH

   806   static int _vmtarget_offset;          // class-specific target reference

   806   static int _vmtarget_offset;          // class-specific target reference

   837   static int vmtarget_offset_in_bytes()         { return _vmtarget_offset; }

   837   static int vmtarget_offset_in_bytes()         { return _vmtarget_offset; }

   838   static int vmentry_offset_in_bytes()          { return _vmentry_offset; }

   838   static int vmentry_offset_in_bytes()          { return _vmentry_offset; }

   839   static int vmslots_offset_in_bytes()          { return _vmslots_offset; }

   839   static int vmslots_offset_in_bytes()          { return _vmslots_offset; }

   840 };

   840 };

   841 

   841 

   843   friend class JavaClasses;

   843   friend class JavaClasses;

   844 

   844 

   845  private:

   845  private:

   846   //         _vmtarget_offset;          // method   or class      or interface

   846   //         _vmtarget_offset;          // method   or class      or interface

   847   static int _vmindex_offset;           // negative or vtable idx or itable idx

   847   static int _vmindex_offset;           // negative or vtable idx or itable idx

   862 

   862 

   863   // Accessors for code generation:

   863   // Accessors for code generation:

   864   static int vmindex_offset_in_bytes()          { return _vmindex_offset; }

   864   static int vmindex_offset_in_bytes()          { return _vmindex_offset; }

   865 };

   865 };

   866 

   866 

   868   friend class JavaClasses;

   868   friend class JavaClasses;

   869 

   869 

   870  private:

   870  private:

   871   static int _argument_offset;          // argument value bound into this MH

   871   static int _argument_offset;          // argument value bound into this MH

   872   static int _vmargslot_offset;         // relevant argument slot (<= vmslots)

   872   static int _vmargslot_offset;         // relevant argument slot (<= vmslots)

   889 

   889 

   890   static int argument_offset_in_bytes()         { return _argument_offset; }

   890   static int argument_offset_in_bytes()         { return _argument_offset; }

   891   static int vmargslot_offset_in_bytes()        { return _vmargslot_offset; }

   891   static int vmargslot_offset_in_bytes()        { return _vmargslot_offset; }

   892 };

   892 };

   893 

   893 

   895   friend class JavaClasses;

   895   friend class JavaClasses;

   896 

   896 

   897  private:

   897  private:

   898   static int _conversion_offset;        // type of conversion to apply

   898   static int _conversion_offset;        // type of conversion to apply

   899   static void compute_offsets();

   899   static void compute_offsets();

   940 

   940 

   941   static int conversion_offset_in_bytes()       { return _conversion_offset; }

   941   static int conversion_offset_in_bytes()       { return _conversion_offset; }

   942 };

   942 };

   943 

   943 

   944 

   944 

   946 // (These are a private interface for Java code to query the class hierarchy.)

   946 // (These are a private interface for Java code to query the class hierarchy.)

   947 

   947 

   953   //    private Class<?>   clazz;       // class in which the method is defined

   953   //    private Class<?>   clazz;       // class in which the method is defined

   954   //    private String     name;        // may be null if not yet materialized

   954   //    private String     name;        // may be null if not yet materialized

   955   //    private Object     type;        // may be null if not yet materialized

   955   //    private Object     type;        // may be null if not yet materialized

   956   //    private int        flags;       // modifier bits; see reflect.Modifier

   956   //    private int        flags;       // modifier bits; see reflect.Modifier

   957   //    private Object     vmtarget;    // VM-specific target value

   957   //    private Object     vmtarget;    // VM-specific target value

  1016   static int vmtarget_offset_in_bytes()         { return _vmtarget_offset; }

  1016   static int vmtarget_offset_in_bytes()         { return _vmtarget_offset; }

  1017   static int vmindex_offset_in_bytes()          { return _vmindex_offset; }

  1017   static int vmindex_offset_in_bytes()          { return _vmindex_offset; }

  1018 };

  1018 };

  1019 

  1019 

  1020 

  1020 

  1024   friend class JavaClasses;

  1024   friend class JavaClasses;

  1025 

  1025 

  1026  private:

  1026  private:

  1027   static int _rtype_offset;

  1027   static int _rtype_offset;

  1028   static int _ptypes_offset;

  1028   static int _ptypes_offset;

  1050   static int rtype_offset_in_bytes()            { return _rtype_offset; }

  1050   static int rtype_offset_in_bytes()            { return _rtype_offset; }

  1051   static int ptypes_offset_in_bytes()           { return _ptypes_offset; }

  1051   static int ptypes_offset_in_bytes()           { return _ptypes_offset; }

  1052   static int form_offset_in_bytes()             { return _form_offset; }

  1052   static int form_offset_in_bytes()             { return _form_offset; }

  1053 };

  1053 };

  1054 

  1054 

  1056   friend class JavaClasses;

  1056   friend class JavaClasses;

  1057 

  1057 

  1058  private:

  1058  private:

  1059   static int _vmslots_offset;           // number of argument slots needed

  1059   static int _vmslots_offset;           // number of argument slots needed

  1060   static int _erasedType_offset;        // erasedType = canonical MethodType

  1060   static int _erasedType_offset;        // erasedType = canonical MethodType

  1073   static int erasedType_offset_in_bytes()       { return _erasedType_offset; }

  1073   static int erasedType_offset_in_bytes()       { return _erasedType_offset; }

  1074   static int genericInvoker_offset_in_bytes()   { return _genericInvoker_offset; }

  1074   static int genericInvoker_offset_in_bytes()   { return _genericInvoker_offset; }

  1075 };

  1075 };

  1076 

  1076 

  1077 

  1077 

  1081   friend class JavaClasses;

  1081   friend class JavaClasses;

  1082 

  1082 

  1083 private:

  1083 private:

  1084   static int _target_offset;

  1084   static int _target_offset;

  1085   static int _caller_method_offset;

  1085   static int _caller_method_offset;