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comparison src/share/vm/gc_implementation/g1/g1RemSet.hpp @ 17844:8847586c9037

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8016302: Change type of the number of GC workers to unsigned int (2) Reviewed-by: tschatzl, jwilhelm
author vkempik
date Thu, 03 Apr 2014 17:49:31 +0400
parents c319b188c7b2
children 52b4284cb496 02e61cf08ab3
comparison
equal deleted inserted replaced
17843:81d7a4b28dc5 17844:8847586c9037
95 // partitioning the work to be done. It should be the same as 95 // partitioning the work to be done. It should be the same as
96 // the "i" passed to the calling thread's work(i) function. 96 // the "i" passed to the calling thread's work(i) function.
97 // In the sequential case this param will be ignored. 97 // In the sequential case this param will be ignored.
98 void oops_into_collection_set_do(OopsInHeapRegionClosure* blk, 98 void oops_into_collection_set_do(OopsInHeapRegionClosure* blk,
99 CodeBlobToOopClosure* code_root_cl, 99 CodeBlobToOopClosure* code_root_cl,
100 int worker_i); 100 uint worker_i);
101 101
102 // Prepare for and cleanup after an oops_into_collection_set_do 102 // Prepare for and cleanup after an oops_into_collection_set_do
103 // call. Must call each of these once before and after (in sequential 103 // call. Must call each of these once before and after (in sequential
104 // code) any threads call oops_into_collection_set_do. (This offers an 104 // code) any threads call oops_into_collection_set_do. (This offers an
105 // opportunity to sequential setup and teardown of structures needed by a 105 // opportunity to sequential setup and teardown of structures needed by a
107 void prepare_for_oops_into_collection_set_do(); 107 void prepare_for_oops_into_collection_set_do();
108 void cleanup_after_oops_into_collection_set_do(); 108 void cleanup_after_oops_into_collection_set_do();
109 109
110 void scanRS(OopsInHeapRegionClosure* oc, 110 void scanRS(OopsInHeapRegionClosure* oc,
111 CodeBlobToOopClosure* code_root_cl, 111 CodeBlobToOopClosure* code_root_cl,
112 int worker_i); 112 uint worker_i);
113 113
114 void updateRS(DirtyCardQueue* into_cset_dcq, int worker_i); 114 void updateRS(DirtyCardQueue* into_cset_dcq, uint worker_i);
115 115
116 CardTableModRefBS* ct_bs() { return _ct_bs; } 116 CardTableModRefBS* ct_bs() { return _ct_bs; }
117 size_t cardsScanned() { return _total_cards_scanned; } 117 size_t cardsScanned() { return _total_cards_scanned; }
118 118
119 // Record, if necessary, the fact that *p (where "p" is in region "from", 119 // Record, if necessary, the fact that *p (where "p" is in region "from",
136 // Refine the card corresponding to "card_ptr". 136 // Refine the card corresponding to "card_ptr".
137 // If check_for_refs_into_cset is true, a true result is returned 137 // If check_for_refs_into_cset is true, a true result is returned
138 // if the given card contains oops that have references into the 138 // if the given card contains oops that have references into the
139 // current collection set. 139 // current collection set.
140 virtual bool refine_card(jbyte* card_ptr, 140 virtual bool refine_card(jbyte* card_ptr,
141 int worker_i, 141 uint worker_i,
142 bool check_for_refs_into_cset); 142 bool check_for_refs_into_cset);
143 143
144 // Print accumulated summary info from the start of the VM. 144 // Print accumulated summary info from the start of the VM.
145 virtual void print_summary_info(); 145 virtual void print_summary_info();
146 146
169 }; 169 };
170 170
171 class UpdateRSOopClosure: public ExtendedOopClosure { 171 class UpdateRSOopClosure: public ExtendedOopClosure {
172 HeapRegion* _from; 172 HeapRegion* _from;
173 G1RemSet* _rs; 173 G1RemSet* _rs;
174 int _worker_i; 174 uint _worker_i;
175 175
176 template <class T> void do_oop_work(T* p); 176 template <class T> void do_oop_work(T* p);
177 177
178 public: 178 public:
179 UpdateRSOopClosure(G1RemSet* rs, int worker_i = 0) : 179 UpdateRSOopClosure(G1RemSet* rs, uint worker_i = 0) :
180 _from(NULL), _rs(rs), _worker_i(worker_i) 180 _from(NULL), _rs(rs), _worker_i(worker_i)
181 {} 181 {}
182 182
183 void set_from(HeapRegion* from) { 183 void set_from(HeapRegion* from) {
184 assert(from != NULL, "from region must be non-NULL"); 184 assert(from != NULL, "from region must be non-NULL");