69 JVM_ACC_IS_SHARED_CLASS = 0x02000000, // True if klass is shared
70 JVM_ACC_IS_HIDDEN_CLASS = 0x04000000, // True if klass is hidden
71 JVM_ACC_IS_VALUE_BASED_CLASS = 0x08000000, // True if klass is marked as a ValueBased class
72
73 // Klass* and Method* flags
74 JVM_ACC_HAS_LOCAL_VARIABLE_TABLE= 0x00200000,
75
76 JVM_ACC_PROMOTED_FLAGS = 0x00200000, // flags promoted from methods to the holding klass
77
78 // field flags
79 // Note: these flags must be defined in the low order 16 bits because
80 // InstanceKlass only stores a ushort worth of information from the
81 // AccessFlags value.
82 // These bits must not conflict with any other field-related access flags
83 // (e.g., ACC_ENUM).
84 // Note that the class-related ACC_ANNOTATION bit conflicts with these flags.
85 JVM_ACC_FIELD_ACCESS_WATCHED = 0x00002000, // field access is watched by JVMTI
86 JVM_ACC_FIELD_MODIFICATION_WATCHED = 0x00008000, // field modification is watched by JVMTI
87 JVM_ACC_FIELD_INTERNAL = 0x00000400, // internal field, same as JVM_ACC_ABSTRACT
88 JVM_ACC_FIELD_STABLE = 0x00000020, // @Stable field, same as JVM_ACC_SYNCHRONIZED and JVM_ACC_SUPER
89 JVM_ACC_FIELD_INITIALIZED_FINAL_UPDATE = 0x00000100, // (static) final field updated outside (class) initializer, same as JVM_ACC_NATIVE
90 JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE = 0x00000800, // field has generic signature
91
92 JVM_ACC_FIELD_INTERNAL_FLAGS = JVM_ACC_FIELD_ACCESS_WATCHED |
93 JVM_ACC_FIELD_MODIFICATION_WATCHED |
94 JVM_ACC_FIELD_INTERNAL |
95 JVM_ACC_FIELD_STABLE |
96 JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE,
97
98 // flags accepted by set_field_flags()
99 JVM_ACC_FIELD_FLAGS = JVM_RECOGNIZED_FIELD_MODIFIERS | JVM_ACC_FIELD_INTERNAL_FLAGS
100
101 };
102
103
104 class AccessFlags {
105 friend class VMStructs;
106 private:
107 jint _flags;
108
109 public:
110 AccessFlags() : _flags(0) {}
111 explicit AccessFlags(jint flags) : _flags(flags) {}
112
113 // Java access flags
114 bool is_public () const { return (_flags & JVM_ACC_PUBLIC ) != 0; }
115 bool is_private () const { return (_flags & JVM_ACC_PRIVATE ) != 0; }
116 bool is_protected () const { return (_flags & JVM_ACC_PROTECTED ) != 0; }
117 bool is_static () const { return (_flags & JVM_ACC_STATIC ) != 0; }
118 bool is_final () const { return (_flags & JVM_ACC_FINAL ) != 0; }
119 bool is_synchronized() const { return (_flags & JVM_ACC_SYNCHRONIZED) != 0; }
120 bool is_super () const { return (_flags & JVM_ACC_SUPER ) != 0; }
121 bool is_volatile () const { return (_flags & JVM_ACC_VOLATILE ) != 0; }
122 bool is_transient () const { return (_flags & JVM_ACC_TRANSIENT ) != 0; }
123 bool is_native () const { return (_flags & JVM_ACC_NATIVE ) != 0; }
124 bool is_interface () const { return (_flags & JVM_ACC_INTERFACE ) != 0; }
125 bool is_abstract () const { return (_flags & JVM_ACC_ABSTRACT ) != 0; }
126
127 // Attribute flags
128 bool is_synthetic () const { return (_flags & JVM_ACC_SYNTHETIC ) != 0; }
129
130 // Method* flags
131 bool is_monitor_matching () const { return (_flags & JVM_ACC_MONITOR_MATCH ) != 0; }
132 bool has_monitor_bytecodes () const { return (_flags & JVM_ACC_HAS_MONITOR_BYTECODES ) != 0; }
133 bool has_loops () const { return (_flags & JVM_ACC_HAS_LOOPS ) != 0; }
134 bool loops_flag_init () const { return (_flags & JVM_ACC_LOOPS_FLAG_INIT ) != 0; }
135 bool queued_for_compilation () const { return (_flags & JVM_ACC_QUEUED ) != 0; }
136 bool is_not_c1_compilable () const { return (_flags & JVM_ACC_NOT_C1_COMPILABLE ) != 0; }
137 bool is_not_c2_compilable () const { return (_flags & JVM_ACC_NOT_C2_COMPILABLE ) != 0; }
138 bool is_not_c2_osr_compilable() const { return (_flags & JVM_ACC_NOT_C2_OSR_COMPILABLE ) != 0; }
139 bool has_linenumber_table () const { return (_flags & JVM_ACC_HAS_LINE_NUMBER_TABLE ) != 0; }
140 bool has_checked_exceptions () const { return (_flags & JVM_ACC_HAS_CHECKED_EXCEPTIONS ) != 0; }
141 bool has_jsrs () const { return (_flags & JVM_ACC_HAS_JSRS ) != 0; }
142 bool is_old () const { return (_flags & JVM_ACC_IS_OLD ) != 0; }
143 bool is_obsolete () const { return (_flags & JVM_ACC_IS_OBSOLETE ) != 0; }
144 bool is_deleted () const { return (_flags & JVM_ACC_IS_DELETED ) != 0; }
145 bool is_prefixed_native () const { return (_flags & JVM_ACC_IS_PREFIXED_NATIVE ) != 0; }
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69 JVM_ACC_IS_SHARED_CLASS = 0x02000000, // True if klass is shared
70 JVM_ACC_IS_HIDDEN_CLASS = 0x04000000, // True if klass is hidden
71 JVM_ACC_IS_VALUE_BASED_CLASS = 0x08000000, // True if klass is marked as a ValueBased class
72
73 // Klass* and Method* flags
74 JVM_ACC_HAS_LOCAL_VARIABLE_TABLE= 0x00200000,
75
76 JVM_ACC_PROMOTED_FLAGS = 0x00200000, // flags promoted from methods to the holding klass
77
78 // field flags
79 // Note: these flags must be defined in the low order 16 bits because
80 // InstanceKlass only stores a ushort worth of information from the
81 // AccessFlags value.
82 // These bits must not conflict with any other field-related access flags
83 // (e.g., ACC_ENUM).
84 // Note that the class-related ACC_ANNOTATION bit conflicts with these flags.
85 JVM_ACC_FIELD_ACCESS_WATCHED = 0x00002000, // field access is watched by JVMTI
86 JVM_ACC_FIELD_MODIFICATION_WATCHED = 0x00008000, // field modification is watched by JVMTI
87 JVM_ACC_FIELD_INTERNAL = 0x00000400, // internal field, same as JVM_ACC_ABSTRACT
88 JVM_ACC_FIELD_STABLE = 0x00000020, // @Stable field, same as JVM_ACC_SYNCHRONIZED and JVM_ACC_SUPER
89 JVM_ACC_FIELD_INITIALIZED_FINAL_UPDATE = 0x00000200, // (static) final field updated outside (class) initializer, same as JVM_ACC_NATIVE
90 JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE = 0x00000800, // field has generic signature
91 JVM_ACC_FIELD_INLINED = 0x00008000, // field is inlined
92
93 JVM_ACC_FIELD_INTERNAL_FLAGS = JVM_ACC_FIELD_ACCESS_WATCHED |
94 JVM_ACC_FIELD_MODIFICATION_WATCHED |
95 JVM_ACC_FIELD_INTERNAL |
96 JVM_ACC_FIELD_STABLE |
97 JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE |
98 JVM_ACC_FIELD_INLINED,
99
100 // flags accepted by set_field_flags()
101 JVM_ACC_FIELD_FLAGS = JVM_RECOGNIZED_FIELD_MODIFIERS | JVM_ACC_FIELD_INTERNAL_FLAGS
102
103 };
104
105
106 class AccessFlags {
107 friend class VMStructs;
108 private:
109 jint _flags;
110
111 public:
112 AccessFlags() : _flags(0) {}
113 explicit AccessFlags(jint flags) : _flags(flags) {}
114
115 // Java access flags
116 bool is_public () const { return (_flags & JVM_ACC_PUBLIC ) != 0; }
117 bool is_private () const { return (_flags & JVM_ACC_PRIVATE ) != 0; }
118 bool is_protected () const { return (_flags & JVM_ACC_PROTECTED ) != 0; }
119 bool is_static () const { return (_flags & JVM_ACC_STATIC ) != 0; }
120 bool is_final () const { return (_flags & JVM_ACC_FINAL ) != 0; }
121 bool is_synchronized() const { return (_flags & JVM_ACC_SYNCHRONIZED) != 0; }
122 bool is_super () const { return (_flags & JVM_ACC_SUPER ) != 0; }
123 bool is_volatile () const { return (_flags & JVM_ACC_VOLATILE ) != 0; }
124 bool is_transient () const { return (_flags & JVM_ACC_TRANSIENT ) != 0; }
125 bool is_native () const { return (_flags & JVM_ACC_NATIVE ) != 0; }
126 bool is_interface () const { return (_flags & JVM_ACC_INTERFACE ) != 0; }
127 bool is_abstract () const { return (_flags & JVM_ACC_ABSTRACT ) != 0; }
128 bool is_inline_type () const { return (_flags & JVM_ACC_INLINE ) != 0; }
129
130 // Attribute flags
131 bool is_synthetic () const { return (_flags & JVM_ACC_SYNTHETIC ) != 0; }
132
133 // Method* flags
134 bool is_monitor_matching () const { return (_flags & JVM_ACC_MONITOR_MATCH ) != 0; }
135 bool has_monitor_bytecodes () const { return (_flags & JVM_ACC_HAS_MONITOR_BYTECODES ) != 0; }
136 bool has_loops () const { return (_flags & JVM_ACC_HAS_LOOPS ) != 0; }
137 bool loops_flag_init () const { return (_flags & JVM_ACC_LOOPS_FLAG_INIT ) != 0; }
138 bool queued_for_compilation () const { return (_flags & JVM_ACC_QUEUED ) != 0; }
139 bool is_not_c1_compilable () const { return (_flags & JVM_ACC_NOT_C1_COMPILABLE ) != 0; }
140 bool is_not_c2_compilable () const { return (_flags & JVM_ACC_NOT_C2_COMPILABLE ) != 0; }
141 bool is_not_c2_osr_compilable() const { return (_flags & JVM_ACC_NOT_C2_OSR_COMPILABLE ) != 0; }
142 bool has_linenumber_table () const { return (_flags & JVM_ACC_HAS_LINE_NUMBER_TABLE ) != 0; }
143 bool has_checked_exceptions () const { return (_flags & JVM_ACC_HAS_CHECKED_EXCEPTIONS ) != 0; }
144 bool has_jsrs () const { return (_flags & JVM_ACC_HAS_JSRS ) != 0; }
145 bool is_old () const { return (_flags & JVM_ACC_IS_OLD ) != 0; }
146 bool is_obsolete () const { return (_flags & JVM_ACC_IS_OBSOLETE ) != 0; }
147 bool is_deleted () const { return (_flags & JVM_ACC_IS_DELETED ) != 0; }
148 bool is_prefixed_native () const { return (_flags & JVM_ACC_IS_PREFIXED_NATIVE ) != 0; }
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