/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
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* 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 .
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#ifndef SHARE_GC_G1_G1CODEBLOBCLOSURE_HPP
#define SHARE_GC_G1_G1CODEBLOBCLOSURE_HPP
#include "gc/g1/g1CollectedHeap.hpp"
#include "memory/iterator.hpp"
class G1ConcurrentMark;
class nmethod;
class G1CodeBlobClosure : public CodeBlobClosure {
// Gather nmethod remembered set entries.
class HeapRegionGatheringOopClosure : public OopClosure {
G1CollectedHeap* _g1h;
OopClosure* _work;
nmethod* _nm;
template <typename T>
void do_oop_work(T* p);
public :
HeapRegionGatheringOopClosure(OopClosure* oc) : _g1h(G1CollectedHeap::heap()), _work(oc), _nm(NULL) {}
void do_oop(oop* o);
void do_oop(narrowOop* o);
void set_nm(nmethod* nm) {
_nm = nm;
}
};
// Mark all oops below TAMS.
class MarkingOopClosure : public OopClosure {
G1ConcurrentMark* _cm;
uint _worker_id;
template <typename T>
void do_oop_work(T* p);
public :
MarkingOopClosure(uint worker_id);
void do_oop(oop* o);
void do_oop(narrowOop* o);
};
HeapRegionGatheringOopClosure _oc;
MarkingOopClosure _marking_oc;
bool _strong;
public :
G1CodeBlobClosure(uint worker_id, OopClosure* oc, bool strong) :
_oc(oc), _marking_oc(worker_id), _strong(strong) { }
void do_evacuation_and_fixup(nmethod* nm);
void do_marking(nmethod* nm);
void do_code_blob(CodeBlob* cb);
};
#endif // SHARE_GC_G1_G1CODEBLOBCLOSURE_HPP
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