oopFactory.hpp revision 2062:3582bf76420e 
1/*
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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24
25#ifndef SHARE_VM_MEMORY_OOPFACTORY_HPP
26#define SHARE_VM_MEMORY_OOPFACTORY_HPP
27
28#include "classfile/symbolTable.hpp"
29#include "classfile/systemDictionary.hpp"
30#include "memory/universe.hpp"
31#include "oops/klassOop.hpp"
32#include "oops/objArrayKlass.hpp"
33#include "oops/oop.hpp"
34#include "oops/typeArrayKlass.hpp"
35#include "utilities/growableArray.hpp"
36
37// oopFactory is a class used for creating new objects.
38
39class vframeArray;
40
41class oopFactory: AllStatic {
42 public:
43  // Basic type leaf array allocation
44  static typeArrayOop    new_boolArray  (int length, TRAPS) { return typeArrayKlass::cast(Universe::boolArrayKlassObj  ())->allocate(length, CHECK_NULL); }
45  static typeArrayOop    new_charArray  (int length, TRAPS) { return typeArrayKlass::cast(Universe::charArrayKlassObj  ())->allocate(length, CHECK_NULL); }
46  static typeArrayOop    new_singleArray(int length, TRAPS) { return typeArrayKlass::cast(Universe::singleArrayKlassObj())->allocate(length, CHECK_NULL); }
47  static typeArrayOop    new_doubleArray(int length, TRAPS) { return typeArrayKlass::cast(Universe::doubleArrayKlassObj())->allocate(length, CHECK_NULL); }
48  static typeArrayOop    new_byteArray  (int length, TRAPS) { return typeArrayKlass::cast(Universe::byteArrayKlassObj  ())->allocate(length, CHECK_NULL); }
49  static typeArrayOop    new_shortArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::shortArrayKlassObj ())->allocate(length, CHECK_NULL); }
50  static typeArrayOop    new_intArray   (int length, TRAPS) { return typeArrayKlass::cast(Universe::intArrayKlassObj   ())->allocate(length, CHECK_NULL); }
51  static typeArrayOop    new_longArray  (int length, TRAPS) { return typeArrayKlass::cast(Universe::longArrayKlassObj  ())->allocate(length, CHECK_NULL); }
52
53  // create java.lang.Object[]
54  static objArrayOop     new_objectArray(int length, TRAPS)  {
55    return objArrayKlass::
56      cast(Universe::objectArrayKlassObj())->allocate(length, CHECK_NULL);
57  }
58
59  static typeArrayOop    new_charArray           (const char* utf8_str,  TRAPS);
60  static typeArrayOop    new_permanent_charArray (int length, TRAPS);
61  static typeArrayOop    new_permanent_byteArray (int length, TRAPS);  // used for class file structures
62  static typeArrayOop    new_permanent_shortArray(int length, TRAPS);  // used for class file structures
63  static typeArrayOop    new_permanent_intArray  (int length, TRAPS);  // used for class file structures
64
65  static typeArrayOop    new_typeArray(BasicType type, int length, TRAPS);
66
67  // Constant pools
68  static constantPoolOop      new_constantPool     (int length,
69                                                    bool is_conc_safe,
70                                                    TRAPS);
71  static constantPoolCacheOop new_constantPoolCache(int length,
72                                                    bool is_conc_safe,
73                                                    TRAPS);
74
75  // Instance classes
76  static klassOop        new_instanceKlass(int vtable_len, int itable_len,
77                                           int static_field_size,
78                                           unsigned int nonstatic_oop_map_count,
79                                           ReferenceType rt, TRAPS);
80
81  // Methods
82private:
83  static constMethodOop  new_constMethod(int byte_code_size,
84                                         int compressed_line_number_size,
85                                         int localvariable_table_length,
86                                         int checked_exceptions_length,
87                                         bool is_conc_safe,
88                                         TRAPS);
89public:
90  // Set is_conc_safe for methods which cannot safely be
91  // processed by concurrent GC even after the return of
92  // the method.
93  static methodOop       new_method(int byte_code_size,
94                                    AccessFlags access_flags,
95                                    int compressed_line_number_size,
96                                    int localvariable_table_length,
97                                    int checked_exceptions_length,
98                                    bool is_conc_safe,
99                                    TRAPS);
100
101  // Method Data containers
102  static methodDataOop   new_methodData(methodHandle method, TRAPS);
103
104  // System object arrays
105  static objArrayOop     new_system_objArray(int length, TRAPS);
106
107  // Regular object arrays
108  static objArrayOop     new_objArray(klassOop klass, int length, TRAPS);
109
110  // For compiled ICs
111  static compiledICHolderOop new_compiledICHolder(methodHandle method, KlassHandle klass, TRAPS);
112};
113
114#endif // SHARE_VM_MEMORY_OOPFACTORY_HPP
115