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comparison src/share/vm/gc_implementation/g1/g1OopClosures.hpp @ 3765:ae5b2f1dcf12

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7045662: G1: OopsInHeapRegionClosure::set_region() should not be virtual Summary: make the method non-virtual, remove five unused closures, and fix a couple of copyright typos. Reviewed-by: stefank, johnc, poonam
author tonyp
date Wed, 08 Jun 2011 21:48:38 -0400
parents f95d63e2154a
children 842b840e67db
comparison
equal deleted inserted replaced
3764:053d84a76d3d 3765:ae5b2f1dcf12
1 /* 1 /*
2 * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2001, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
38 // scans oops in a generation.) 38 // scans oops in a generation.)
39 class OopsInHeapRegionClosure: public OopsInGenClosure { 39 class OopsInHeapRegionClosure: public OopsInGenClosure {
40 protected: 40 protected:
41 HeapRegion* _from; 41 HeapRegion* _from;
42 public: 42 public:
43 virtual void set_region(HeapRegion* from) { _from = from; } 43 void set_region(HeapRegion* from) { _from = from; }
44 }; 44 };
45 45
46 class G1ParClosureSuper : public OopsInHeapRegionClosure { 46 class G1ParClosureSuper : public OopsInHeapRegionClosure {
47 protected: 47 protected:
48 G1CollectedHeap* _g1; 48 G1CollectedHeap* _g1;
159 virtual void do_oop(narrowOop* p) { do_oop_nv(p); } 159 virtual void do_oop(narrowOop* p) { do_oop_nv(p); }
160 bool apply_to_weak_ref_discovered_field() { return true; } 160 bool apply_to_weak_ref_discovered_field() { return true; }
161 bool do_header() { return false; } 161 bool do_header() { return false; }
162 }; 162 };
163 163
164 class FilterInHeapRegionAndIntoCSClosure : public OopsInHeapRegionClosure {
165 G1CollectedHeap* _g1;
166 OopsInHeapRegionClosure* _oc;
167 public:
168 FilterInHeapRegionAndIntoCSClosure(G1CollectedHeap* g1,
169 OopsInHeapRegionClosure* oc) :
170 _g1(g1), _oc(oc)
171 {}
172 template <class T> void do_oop_nv(T* p);
173 virtual void do_oop(oop* p) { do_oop_nv(p); }
174 virtual void do_oop(narrowOop* p) { do_oop_nv(p); }
175 bool apply_to_weak_ref_discovered_field() { return true; }
176 bool do_header() { return false; }
177 void set_region(HeapRegion* from) {
178 _oc->set_region(from);
179 }
180 };
181
182 class FilterAndMarkInHeapRegionAndIntoCSClosure : public OopsInHeapRegionClosure {
183 G1CollectedHeap* _g1;
184 ConcurrentMark* _cm;
185 OopsInHeapRegionClosure* _oc;
186 public:
187 FilterAndMarkInHeapRegionAndIntoCSClosure(G1CollectedHeap* g1,
188 OopsInHeapRegionClosure* oc,
189 ConcurrentMark* cm)
190 : _g1(g1), _oc(oc), _cm(cm) { }
191
192 template <class T> void do_oop_nv(T* p);
193 virtual void do_oop(oop* p) { do_oop_nv(p); }
194 virtual void do_oop(narrowOop* p) { do_oop_nv(p); }
195 bool apply_to_weak_ref_discovered_field() { return true; }
196 bool do_header() { return false; }
197 void set_region(HeapRegion* from) {
198 _oc->set_region(from);
199 }
200 };
201
202 class FilterOutOfRegionClosure: public OopClosure { 164 class FilterOutOfRegionClosure: public OopClosure {
203 HeapWord* _r_bottom; 165 HeapWord* _r_bottom;
204 HeapWord* _r_end; 166 HeapWord* _r_end;
205 OopClosure* _oc; 167 OopClosure* _oc;
206 int _out_of_region; 168 int _out_of_region;