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src/hotspot/share/oops/constantPool.hpp

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245   int cp_to_object_index(int index);
246 
247   void set_resolved_klasses(Array<Klass*>* rk)  { _resolved_klasses = rk; }
248   Array<Klass*>* resolved_klasses() const       { return _resolved_klasses; }
249   void allocate_resolved_klasses(ClassLoaderData* loader_data, int num_klasses, TRAPS);
250   void initialize_unresolved_klasses(ClassLoaderData* loader_data, TRAPS);
251 
252   // Given the per-instruction index of an indy instruction, report the
253   // main constant pool entry for its bootstrap specifier.
254   // From there, uncached_name/signature_ref_at will get the name/type.
255   inline u2 invokedynamic_bootstrap_ref_index_at(int indy_index) const;
256 
257   // Assembly code support
258   static ByteSize tags_offset()         { return byte_offset_of(ConstantPool, _tags); }
259   static ByteSize cache_offset()        { return byte_offset_of(ConstantPool, _cache); }
260   static ByteSize pool_holder_offset()  { return byte_offset_of(ConstantPool, _pool_holder); }
261   static ByteSize resolved_klasses_offset()    { return byte_offset_of(ConstantPool, _resolved_klasses); }
262 
263   // Storing constants
264 
265   // For temporary use while constructing constant pool
266   void klass_index_at_put(int cp_index, int name_index) {
267     tag_at_put(cp_index, JVM_CONSTANT_ClassIndex);
268     *int_at_addr(cp_index) = name_index;
269   }
270 
271   // Hidden class support:
272   void klass_at_put(int class_index, Klass* k);
273 
274   void unresolved_klass_at_put(int cp_index, int name_index, int resolved_klass_index) {
275     release_tag_at_put(cp_index, JVM_CONSTANT_UnresolvedClass);
276 
277     assert((name_index & 0xffff0000) == 0, "must be");
278     assert((resolved_klass_index & 0xffff0000) == 0, "must be");
279     *int_at_addr(cp_index) =
280       build_int_from_shorts((jushort)resolved_klass_index, (jushort)name_index);
281   }
282 
283   void method_handle_index_at_put(int cp_index, int ref_kind, int ref_index) {
284     tag_at_put(cp_index, JVM_CONSTANT_MethodHandle);
285     *int_at_addr(cp_index) = ((jint) ref_index<<16) | ref_kind;

245   int cp_to_object_index(int index);
246 
247   void set_resolved_klasses(Array<Klass*>* rk)  { _resolved_klasses = rk; }
248   Array<Klass*>* resolved_klasses() const       { return _resolved_klasses; }
249   void allocate_resolved_klasses(ClassLoaderData* loader_data, int num_klasses, TRAPS);
250   void initialize_unresolved_klasses(ClassLoaderData* loader_data, TRAPS);
251 
252   // Given the per-instruction index of an indy instruction, report the
253   // main constant pool entry for its bootstrap specifier.
254   // From there, uncached_name/signature_ref_at will get the name/type.
255   inline u2 invokedynamic_bootstrap_ref_index_at(int indy_index) const;
256 
257   // Assembly code support
258   static ByteSize tags_offset()         { return byte_offset_of(ConstantPool, _tags); }
259   static ByteSize cache_offset()        { return byte_offset_of(ConstantPool, _cache); }
260   static ByteSize pool_holder_offset()  { return byte_offset_of(ConstantPool, _pool_holder); }
261   static ByteSize resolved_klasses_offset()    { return byte_offset_of(ConstantPool, _resolved_klasses); }
262 
263   // Storing constants
264 
265   // For temporary use while constructing constant pool. Used during a retransform/class redefinition as well.
266   void klass_index_at_put(int cp_index, int name_index) {
267     tag_at_put(cp_index, JVM_CONSTANT_ClassIndex);
268     *int_at_addr(cp_index) = name_index;
269   }
270 
271   // Hidden class support:
272   void klass_at_put(int class_index, Klass* k);
273 
274   void unresolved_klass_at_put(int cp_index, int name_index, int resolved_klass_index) {
275     release_tag_at_put(cp_index, JVM_CONSTANT_UnresolvedClass);
276 
277     assert((name_index & 0xffff0000) == 0, "must be");
278     assert((resolved_klass_index & 0xffff0000) == 0, "must be");
279     *int_at_addr(cp_index) =
280       build_int_from_shorts((jushort)resolved_klass_index, (jushort)name_index);
281   }
282 
283   void method_handle_index_at_put(int cp_index, int ref_kind, int ref_index) {
284     tag_at_put(cp_index, JVM_CONSTANT_MethodHandle);
285     *int_at_addr(cp_index) = ((jint) ref_index<<16) | ref_kind;
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