64 lines
2 KiB
C++
64 lines
2 KiB
C++
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ART_RUNTIME_MIRROR_CALL_SITE_H_
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#define ART_RUNTIME_MIRROR_CALL_SITE_H_
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#include "mirror/method_handle_impl.h"
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#include "utils.h"
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namespace art {
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struct CallSiteOffsets;
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namespace mirror {
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// C++ mirror of java.lang.invoke.CallSite
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class MANAGED CallSite : public Object {
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public:
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static mirror::CallSite* Create(Thread* const self,
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Handle<MethodHandle> method_handle)
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REQUIRES_SHARED(Locks::mutator_lock_) REQUIRES(!Roles::uninterruptible_);
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static mirror::Class* StaticClass() REQUIRES_SHARED(Locks::mutator_lock_) {
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return static_class_.Read();
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}
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MethodHandle* GetTarget() REQUIRES_SHARED(Locks::mutator_lock_) {
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return GetFieldObject<MethodHandle>(TargetOffset());
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}
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static void SetClass(Class* klass) REQUIRES_SHARED(Locks::mutator_lock_);
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static void ResetClass() REQUIRES_SHARED(Locks::mutator_lock_);
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static void VisitRoots(RootVisitor* visitor) REQUIRES_SHARED(Locks::mutator_lock_);
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private:
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static inline MemberOffset TargetOffset() {
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return MemberOffset(OFFSETOF_MEMBER(CallSite, target_));
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}
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HeapReference<mirror::MethodHandle> target_;
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static GcRoot<mirror::Class> static_class_; // java.lang.invoke.CallSite.class
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friend struct art::CallSiteOffsets; // for verifying offset information
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DISALLOW_IMPLICIT_CONSTRUCTORS(CallSite);
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};
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} // namespace mirror
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} // namespace art
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#endif // ART_RUNTIME_MIRROR_CALL_SITE_H_
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