/*
* Copyright ( c ) 1999 , 2021 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*
* /
# ifndef SHARE_CI_CIMETADATA_HPP
# define SHARE_CI_CIMETADATA_HPP
# include " ci / ciBaseObject . hpp "
# include " ci / ciClassList . hpp "
# include " runtime / handles . hpp "
// ciMetadata
//
// Compiler interface to metadata object in the VM, not Java object.
class ciMetadata : public ciBaseObject {
CI_PACKAGE_ACCESS
friend class ciEnv ;
protected :
Metadata * _ metadata ;
ciMetadata ( ) : _ metadata ( NULL ) { }
ciMetadata ( Metadata * o ) : _ metadata ( o ) { }
virtual bool is_classless ( ) const ;
public :
bool is_loaded ( ) const { return _ metadata ! = NULL | | is_classless ( ) ; }
virtual bool is_metadata ( ) const { return true ; }
virtual bool is_type ( ) const { return false ; }
virtual bool is_return_address ( ) const { return false ; }
virtual bool is_method ( ) const { return false ; }
virtual bool is_method_data ( ) const { return false ; }
virtual bool is_klass ( ) const { return false ; }
virtual bool is_instance_klass ( ) const { return false ; }
virtual bool is_array_klass ( ) const { return false ; }
virtual bool is_obj_array_klass ( ) const { return false ; }
virtual bool is_type_array_klass ( ) const { return false ; }
virtual void dump_replay_data ( outputStream * st ) { virtual void dump_replay_data(outputStream* st) { /* do nothing */ }
ciMethod* as_method() {
assert (is_method(), "bad cast" );
return (ciMethod*)this ;
}
ciMethodData* as_method_data() {
assert (is_method_data(), "bad cast" );
return (ciMethodData*)this ;
}
ciSymbol* as_symbol() {
assert (is_symbol(), "bad cast" );
return (ciSymbol*)this ;
}
ciType* as_type() {
assert (is_type(), "bad cast" );
return (ciType*)this ;
}
ciReturnAddress* as_return_address() {
assert (is_return_address(), "bad cast" );
return (ciReturnAddress*)this ;
}
ciKlass* as_klass() {
assert (is_klass(), "bad cast" );
return (ciKlass*)this ;
}
ciInstanceKlass* as_instance_klass() {
assert (is_instance_klass(), "bad cast" );
return (ciInstanceKlass*)this ;
}
ciArrayKlass* as_array_klass() {
assert (is_array_klass(), "bad cast" );
return (ciArrayKlass*)this ;
}
ciObjArrayKlass* as_obj_array_klass() {
assert (is_obj_array_klass(), "bad cast" );
return (ciObjArrayKlass*)this ;
}
ciTypeArrayKlass* as_type_array_klass() {
assert (is_type_array_klass(), "bad cast" );
return (ciTypeArrayKlass*)this ;
}
Metadata* constant_encoding() { return _metadata; }
bool equals(ciMetadata* obj) const { return (this == obj); }
int hash() { return ident() * 31 ; } // ???
void print(outputStream* st);
virtual void print_impl(outputStream* st) {}
virtual const char * type_string() { return "ciMetadata" ; }
void print() { print(tty); }
void print_metadata(outputStream* st = tty);
};
#endif // SHARE_CI_CIMETADATA_HPP
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