1 /*

     2  * Copyright 2001-2002 Sun Microsystems, Inc.  All Rights Reserved.

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

     4  *

     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

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  *

    23  */

    24 

    25 class StackValueCollection : public ResourceObj {

    26  private:

    27   GrowableArray<StackValue*>* _values;

    28 

    29  public:

    30   StackValueCollection()            { _values = new GrowableArray<StackValue*>(); }

    31   StackValueCollection(int length)  { _values = new GrowableArray<StackValue*>(length); }

    32 

    33   void add(StackValue *val) const   { _values->push(val); }

    34   int  size() const                 { return _values->length(); }

    35   bool is_empty() const             { return (size() == 0); }

    36   StackValue* at(int i) const       { return _values->at(i); }

    37 

    38   // Get typed locals/expressions

    39   jint  int_at(int slot) const;

    40   jlong long_at(int slot) const;

    41   Handle obj_at(int slot) const;

    42   jfloat  float_at(int slot) const;

    43   jdouble double_at(int slot) const;

    44 

    45   // Set typed locals/expressions

    46   void set_int_at(int slot, jint value);

    47   void set_long_at(int slot, jlong value);

    48   void set_obj_at(int slot, Handle value);

    49   void set_float_at(int slot, jfloat value);

    50   void set_double_at(int slot, jdouble value);

    51 

    52   void print();

    53 };