hotspot/src/share/vm/memory/oopFactory.hpp
author jcoomes
Thu, 13 Aug 2009 16:22:45 -0700
changeset 3694 942b7bc7f28c
parent 3693 af387bf37e8d
child 5547 f4b087cbb361
permissions -rw-r--r--
6845368: large objects cause a crash or unexpected exception Reviewed-by: jmasa, iveresov
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
     1
/*
2105
347008ce7984 6814575: Update copyright year
xdono
parents: 2006
diff changeset
     2
 * Copyright 1997-2009 Sun Microsystems, Inc.  All Rights Reserved.
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
     3
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
489c9b5090e2 Initial load
duke
parents:
diff changeset
     4
 *
489c9b5090e2 Initial load
duke
parents:
diff changeset
     5
 * This code is free software; you can redistribute it and/or modify it
489c9b5090e2 Initial load
duke
parents:
diff changeset
     6
 * under the terms of the GNU General Public License version 2 only, as
489c9b5090e2 Initial load
duke
parents:
diff changeset
     7
 * published by the Free Software Foundation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
     8
 *
489c9b5090e2 Initial load
duke
parents:
diff changeset
     9
 * This code is distributed in the hope that it will be useful, but WITHOUT
489c9b5090e2 Initial load
duke
parents:
diff changeset
    10
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
489c9b5090e2 Initial load
duke
parents:
diff changeset
    11
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
489c9b5090e2 Initial load
duke
parents:
diff changeset
    12
 * version 2 for more details (a copy is included in the LICENSE file that
489c9b5090e2 Initial load
duke
parents:
diff changeset
    13
 * accompanied this code).
489c9b5090e2 Initial load
duke
parents:
diff changeset
    14
 *
489c9b5090e2 Initial load
duke
parents:
diff changeset
    15
 * You should have received a copy of the GNU General Public License version
489c9b5090e2 Initial load
duke
parents:
diff changeset
    16
 * 2 along with this work; if not, write to the Free Software Foundation,
489c9b5090e2 Initial load
duke
parents:
diff changeset
    17
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
489c9b5090e2 Initial load
duke
parents:
diff changeset
    18
 *
489c9b5090e2 Initial load
duke
parents:
diff changeset
    19
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
489c9b5090e2 Initial load
duke
parents:
diff changeset
    20
 * CA 95054 USA or visit www.sun.com if you need additional information or
489c9b5090e2 Initial load
duke
parents:
diff changeset
    21
 * have any questions.
489c9b5090e2 Initial load
duke
parents:
diff changeset
    22
 *
489c9b5090e2 Initial load
duke
parents:
diff changeset
    23
 */
489c9b5090e2 Initial load
duke
parents:
diff changeset
    24
489c9b5090e2 Initial load
duke
parents:
diff changeset
    25
// oopFactory is a class used for creating new objects.
489c9b5090e2 Initial load
duke
parents:
diff changeset
    26
489c9b5090e2 Initial load
duke
parents:
diff changeset
    27
class vframeArray;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    28
489c9b5090e2 Initial load
duke
parents:
diff changeset
    29
class oopFactory: AllStatic {
489c9b5090e2 Initial load
duke
parents:
diff changeset
    30
 public:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    31
  // Basic type leaf array allocation
489c9b5090e2 Initial load
duke
parents:
diff changeset
    32
  static typeArrayOop    new_boolArray  (int length, TRAPS) { return typeArrayKlass::cast(Universe::boolArrayKlassObj  ())->allocate(length, CHECK_NULL); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    33
  static typeArrayOop    new_charArray  (int length, TRAPS) { return typeArrayKlass::cast(Universe::charArrayKlassObj  ())->allocate(length, CHECK_NULL); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    34
  static typeArrayOop    new_singleArray(int length, TRAPS) { return typeArrayKlass::cast(Universe::singleArrayKlassObj())->allocate(length, CHECK_NULL); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    35
  static typeArrayOop    new_doubleArray(int length, TRAPS) { return typeArrayKlass::cast(Universe::doubleArrayKlassObj())->allocate(length, CHECK_NULL); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    36
  static typeArrayOop    new_byteArray  (int length, TRAPS) { return typeArrayKlass::cast(Universe::byteArrayKlassObj  ())->allocate(length, CHECK_NULL); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    37
  static typeArrayOop    new_shortArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::shortArrayKlassObj ())->allocate(length, CHECK_NULL); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    38
  static typeArrayOop    new_intArray   (int length, TRAPS) { return typeArrayKlass::cast(Universe::intArrayKlassObj   ())->allocate(length, CHECK_NULL); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    39
  static typeArrayOop    new_longArray  (int length, TRAPS) { return typeArrayKlass::cast(Universe::longArrayKlassObj  ())->allocate(length, CHECK_NULL); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    40
489c9b5090e2 Initial load
duke
parents:
diff changeset
    41
  // create java.lang.Object[]
489c9b5090e2 Initial load
duke
parents:
diff changeset
    42
  static objArrayOop     new_objectArray(int length, TRAPS)  {
489c9b5090e2 Initial load
duke
parents:
diff changeset
    43
    return objArrayKlass::
489c9b5090e2 Initial load
duke
parents:
diff changeset
    44
      cast(Universe::objectArrayKlassObj())->allocate(length, CHECK_NULL);
489c9b5090e2 Initial load
duke
parents:
diff changeset
    45
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    46
489c9b5090e2 Initial load
duke
parents:
diff changeset
    47
  static typeArrayOop    new_charArray           (const char* utf8_str,  TRAPS);
489c9b5090e2 Initial load
duke
parents:
diff changeset
    48
  static typeArrayOop    new_permanent_charArray (int length, TRAPS);
489c9b5090e2 Initial load
duke
parents:
diff changeset
    49
  static typeArrayOop    new_permanent_byteArray (int length, TRAPS);  // used for class file structures
489c9b5090e2 Initial load
duke
parents:
diff changeset
    50
  static typeArrayOop    new_permanent_shortArray(int length, TRAPS);  // used for class file structures
489c9b5090e2 Initial load
duke
parents:
diff changeset
    51
  static typeArrayOop    new_permanent_intArray  (int length, TRAPS);  // used for class file structures
489c9b5090e2 Initial load
duke
parents:
diff changeset
    52
489c9b5090e2 Initial load
duke
parents:
diff changeset
    53
  static typeArrayOop    new_typeArray(BasicType type, int length, TRAPS);
489c9b5090e2 Initial load
duke
parents:
diff changeset
    54
489c9b5090e2 Initial load
duke
parents:
diff changeset
    55
  // Symbols
489c9b5090e2 Initial load
duke
parents:
diff changeset
    56
  static symbolOop new_symbol(const char* utf8_buffer, int length, TRAPS) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
    57
    assert(utf8_buffer != NULL, "just checking");
489c9b5090e2 Initial load
duke
parents:
diff changeset
    58
    return SymbolTable::lookup(utf8_buffer, length, CHECK_NULL);
489c9b5090e2 Initial load
duke
parents:
diff changeset
    59
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    60
  static void new_symbols(constantPoolHandle cp, int names_count,
489c9b5090e2 Initial load
duke
parents:
diff changeset
    61
                          const char** name, int* lengths,
489c9b5090e2 Initial load
duke
parents:
diff changeset
    62
                          int* cp_indices, unsigned int* hashValues,
489c9b5090e2 Initial load
duke
parents:
diff changeset
    63
                          TRAPS) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
    64
    SymbolTable::add(cp, names_count, name, lengths, cp_indices,
489c9b5090e2 Initial load
duke
parents:
diff changeset
    65
                     hashValues, CHECK);
489c9b5090e2 Initial load
duke
parents:
diff changeset
    66
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    67
489c9b5090e2 Initial load
duke
parents:
diff changeset
    68
  static symbolOop       new_symbol(char* name, TRAPS) { return new_symbol(name, (int)strlen(name), CHECK_NULL); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    69
  static symbolOop       new_symbol(const char* name, TRAPS) { return new_symbol(name, (int)strlen(name), CHECK_NULL); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    70
  static symbolOop       new_symbol(symbolHandle sym, int begin, int end, TRAPS) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
    71
    assert(begin <= end && end <= sym->utf8_length(), "just checking");
489c9b5090e2 Initial load
duke
parents:
diff changeset
    72
    return SymbolTable::lookup(sym, begin, end, CHECK_NULL);
489c9b5090e2 Initial load
duke
parents:
diff changeset
    73
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    74
489c9b5090e2 Initial load
duke
parents:
diff changeset
    75
  // Create symbols as above but return a handle
489c9b5090e2 Initial load
duke
parents:
diff changeset
    76
  static symbolHandle    new_symbol_handle(const char* name, int length, TRAPS) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
    77
    symbolOop sym = new_symbol(name, length, THREAD);
489c9b5090e2 Initial load
duke
parents:
diff changeset
    78
    return symbolHandle(THREAD, sym);
489c9b5090e2 Initial load
duke
parents:
diff changeset
    79
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    80
  static symbolHandle    new_symbol_handle(char* name, TRAPS) { return new_symbol_handle(name, (int)strlen(name), CHECK_(symbolHandle())); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    81
  static symbolHandle    new_symbol_handle(const char* name, TRAPS) { return new_symbol_handle(name, (int)strlen(name), CHECK_(symbolHandle())); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
    82
489c9b5090e2 Initial load
duke
parents:
diff changeset
    83
  // Constant pools
1894
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
    84
  static constantPoolOop      new_constantPool     (int length,
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
    85
                                                    bool is_conc_safe,
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
    86
                                                    TRAPS);
2006
f2d2f0f20063 6792421: assert(_bitMap->isMarked(addr+size-1),inconsistent Printezis mark)
jmasa
parents: 1894
diff changeset
    87
  static constantPoolCacheOop new_constantPoolCache(int length,
f2d2f0f20063 6792421: assert(_bitMap->isMarked(addr+size-1),inconsistent Printezis mark)
jmasa
parents: 1894
diff changeset
    88
                                                    bool is_conc_safe,
f2d2f0f20063 6792421: assert(_bitMap->isMarked(addr+size-1),inconsistent Printezis mark)
jmasa
parents: 1894
diff changeset
    89
                                                    TRAPS);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
    90
489c9b5090e2 Initial load
duke
parents:
diff changeset
    91
  // Instance classes
3694
942b7bc7f28c 6845368: large objects cause a crash or unexpected exception
jcoomes
parents: 3693
diff changeset
    92
  static klassOop        new_instanceKlass(int vtable_len, int itable_len,
942b7bc7f28c 6845368: large objects cause a crash or unexpected exception
jcoomes
parents: 3693
diff changeset
    93
                                           int static_field_size,
942b7bc7f28c 6845368: large objects cause a crash or unexpected exception
jcoomes
parents: 3693
diff changeset
    94
                                           unsigned int nonstatic_oop_map_count,
942b7bc7f28c 6845368: large objects cause a crash or unexpected exception
jcoomes
parents: 3693
diff changeset
    95
                                           ReferenceType rt, TRAPS);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
    96
489c9b5090e2 Initial load
duke
parents:
diff changeset
    97
  // Methods
489c9b5090e2 Initial load
duke
parents:
diff changeset
    98
private:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    99
  static constMethodOop  new_constMethod(int byte_code_size,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   100
                                         int compressed_line_number_size,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   101
                                         int localvariable_table_length,
1894
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
   102
                                         int checked_exceptions_length,
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
   103
                                         bool is_conc_safe,
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
   104
                                         TRAPS);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   105
public:
1894
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
   106
  // Set is_conc_safe for methods which cannot safely be
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
   107
  // processed by concurrent GC even after the return of
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
   108
  // the method.
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
   109
  static methodOop       new_method(int byte_code_size,
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
   110
                                    AccessFlags access_flags,
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
   111
                                    int compressed_line_number_size,
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
   112
                                    int localvariable_table_length,
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
   113
                                    int checked_exceptions_length,
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
   114
                                    bool is_conc_safe,
5c343868d071 6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents: 1
diff changeset
   115
                                    TRAPS);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   116
489c9b5090e2 Initial load
duke
parents:
diff changeset
   117
  // Method Data containers
489c9b5090e2 Initial load
duke
parents:
diff changeset
   118
  static methodDataOop   new_methodData(methodHandle method, TRAPS);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   119
489c9b5090e2 Initial load
duke
parents:
diff changeset
   120
  // System object arrays
489c9b5090e2 Initial load
duke
parents:
diff changeset
   121
  static objArrayOop     new_system_objArray(int length, TRAPS);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   122
489c9b5090e2 Initial load
duke
parents:
diff changeset
   123
  // Regular object arrays
489c9b5090e2 Initial load
duke
parents:
diff changeset
   124
  static objArrayOop     new_objArray(klassOop klass, int length, TRAPS);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   125
489c9b5090e2 Initial load
duke
parents:
diff changeset
   126
  // For compiled ICs
489c9b5090e2 Initial load
duke
parents:
diff changeset
   127
  static compiledICHolderOop new_compiledICHolder(methodHandle method, KlassHandle klass, TRAPS);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   128
};