aoqi@0: /*
aoqi@0:  * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  *
aoqi@0:  */
aoqi@0: 
aoqi@0: #ifndef SHARE_VM_CI_CIMETHODTYPE_HPP
aoqi@0: #define SHARE_VM_CI_CIMETHODTYPE_HPP
aoqi@0: 
aoqi@0: #include "ci/ciInstance.hpp"
aoqi@0: #include "ci/ciUtilities.hpp"
aoqi@0: #include "classfile/javaClasses.hpp"
aoqi@0: 
aoqi@0: // ciMethodType
aoqi@0: //
aoqi@0: // The class represents a java.lang.invoke.MethodType object.
aoqi@0: class ciMethodType : public ciInstance {
aoqi@0: private:
aoqi@0:   ciType* class_to_citype(oop klass_oop) const {
aoqi@0:     if (java_lang_Class::is_primitive(klass_oop)) {
aoqi@0:       BasicType bt = java_lang_Class::primitive_type(klass_oop);
aoqi@0:       return ciType::make(bt);
aoqi@0:     } else {
aoqi@0:       Klass* k = java_lang_Class::as_Klass(klass_oop);
aoqi@0:       return CURRENT_ENV->get_klass(k);
aoqi@0:     }
aoqi@0:   }
aoqi@0: 
aoqi@0: public:
aoqi@0:   ciMethodType(instanceHandle h_i) : ciInstance(h_i) {}
aoqi@0: 
aoqi@0:   // What kind of ciObject is this?
aoqi@0:   bool is_method_type() const { return true; }
aoqi@0: 
aoqi@0:   ciType* rtype() const {
aoqi@0:     GUARDED_VM_ENTRY(
aoqi@0:       oop rtype = java_lang_invoke_MethodType::rtype(get_oop());
aoqi@0:       return class_to_citype(rtype);
aoqi@0:     )
aoqi@0:   }
aoqi@0: 
aoqi@0:   int ptype_count() const {
aoqi@0:     GUARDED_VM_ENTRY(return java_lang_invoke_MethodType::ptype_count(get_oop());)
aoqi@0:   }
aoqi@0: 
aoqi@0:   int ptype_slot_count() const {
aoqi@0:     GUARDED_VM_ENTRY(return java_lang_invoke_MethodType::ptype_slot_count(get_oop());)
aoqi@0:   }
aoqi@0: 
aoqi@0:   ciType* ptype_at(int index) const {
aoqi@0:     GUARDED_VM_ENTRY(
aoqi@0:       oop ptype = java_lang_invoke_MethodType::ptype(get_oop(), index);
aoqi@0:       return class_to_citype(ptype);
aoqi@0:     )
aoqi@0:   }
aoqi@0: };
aoqi@0: 
aoqi@0: #endif // SHARE_VM_CI_CIMETHODTYPE_HPP