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comparison src/share/vm/runtime/fieldDescriptor.hpp @ 2177:3582bf76420e

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6990754: Use native memory and reference counting to implement SymbolTable Summary: move symbols from permgen into C heap and reference count them Reviewed-by: never, acorn, jmasa, stefank
author coleenp
date Thu, 27 Jan 2011 16:11:27 -0800
parents f95d63e2154a
children 1d1603768966
comparison
equal deleted inserted replaced
2176:27e4ea99855d 2177:3582bf76420e
26 #define SHARE_VM_RUNTIME_FIELDDESCRIPTOR_HPP 26 #define SHARE_VM_RUNTIME_FIELDDESCRIPTOR_HPP
27 27
28 #include "oops/constantPoolOop.hpp" 28 #include "oops/constantPoolOop.hpp"
29 #include "oops/klassOop.hpp" 29 #include "oops/klassOop.hpp"
30 #include "oops/oop.inline.hpp" 30 #include "oops/oop.inline.hpp"
31 #include "oops/symbolOop.hpp" 31 #include "oops/symbol.hpp"
32 #include "runtime/fieldType.hpp" 32 #include "runtime/fieldType.hpp"
33 #include "utilities/accessFlags.hpp" 33 #include "utilities/accessFlags.hpp"
34 #include "utilities/constantTag.hpp" 34 #include "utilities/constantTag.hpp"
35 35
36 // A fieldDescriptor describes the attributes of a single field (instance or class variable). 36 // A fieldDescriptor describes the attributes of a single field (instance or class variable).
47 int _generic_signature_index; 47 int _generic_signature_index;
48 int _index; // index into fields() array 48 int _index; // index into fields() array
49 constantPoolHandle _cp; 49 constantPoolHandle _cp;
50 50
51 public: 51 public:
52 symbolOop name() const { return _cp->symbol_at(_name_index); } 52 Symbol* name() const { return _cp->symbol_at(_name_index); }
53 symbolOop signature() const { return _cp->symbol_at(_signature_index); } 53 Symbol* signature() const { return _cp->symbol_at(_signature_index); }
54 klassOop field_holder() const { return _cp->pool_holder(); } 54 klassOop field_holder() const { return _cp->pool_holder(); }
55 constantPoolOop constants() const { return _cp(); } 55 constantPoolOop constants() const { return _cp(); }
56 AccessFlags access_flags() const { return _access_flags; } 56 AccessFlags access_flags() const { return _access_flags; }
57 oop loader() const; 57 oop loader() const;
58 // Offset (in words) of field from start of instanceOop / klassOop 58 // Offset (in words) of field from start of instanceOop / klassOop
59 int offset() const { return _offset; } 59 int offset() const { return _offset; }
60 symbolOop generic_signature() const { return (_generic_signature_index > 0 ? _cp->symbol_at(_generic_signature_index) : (symbolOop)NULL); } 60 Symbol* generic_signature() const { return (_generic_signature_index > 0 ? _cp->symbol_at(_generic_signature_index) : (Symbol*)NULL); }
61 int index() const { return _index; } 61 int index() const { return _index; }
62 typeArrayOop annotations() const; 62 typeArrayOop annotations() const;
63 63
64 // Initial field value 64 // Initial field value
65 bool has_initial_value() const { return _initial_value_index != 0; } 65 bool has_initial_value() const { return _initial_value_index != 0; }