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comparison src/share/vm/gc_implementation/g1/g1HotCardCache.cpp @ 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 194f52aa2f23
children 1f1d373cd044
comparison
equal deleted inserted replaced
17843:81d7a4b28dc5 17844:8847586c9037
42 42
43 _n_hot = 0; 43 _n_hot = 0;
44 _hot_cache_idx = 0; 44 _hot_cache_idx = 0;
45 45
46 // For refining the cards in the hot cache in parallel 46 // For refining the cards in the hot cache in parallel
47 int n_workers = (ParallelGCThreads > 0 ? 47 uint n_workers = (ParallelGCThreads > 0 ?
48 _g1h->workers()->total_workers() : 1); 48 _g1h->workers()->total_workers() : 1);
49 _hot_cache_par_chunk_size = MAX2(1, _hot_cache_size / n_workers); 49 _hot_cache_par_chunk_size = MAX2(1, _hot_cache_size / (int)n_workers);
50 _hot_cache_par_claimed_idx = 0; 50 _hot_cache_par_claimed_idx = 0;
51 51
52 _card_counts.initialize(); 52 _card_counts.initialize();
53 } 53 }
54 } 54 }
87 _n_hot++; 87 _n_hot++;
88 88
89 return res; 89 return res;
90 } 90 }
91 91
92 void G1HotCardCache::drain(int worker_i, 92 void G1HotCardCache::drain(uint worker_i,
93 G1RemSet* g1rs, 93 G1RemSet* g1rs,
94 DirtyCardQueue* into_cset_dcq) { 94 DirtyCardQueue* into_cset_dcq) {
95 if (!default_use_cache()) { 95 if (!default_use_cache()) {
96 assert(_hot_cache == NULL, "Logic"); 96 assert(_hot_cache == NULL, "Logic");
97 return; 97 return;
120 // The only time we care about recording cards that contain 120 // The only time we care about recording cards that contain
121 // references that point into the collection set is during 121 // references that point into the collection set is during
122 // RSet updating while within an evacuation pause. 122 // RSet updating while within an evacuation pause.
123 // In this case worker_i should be the id of a GC worker thread 123 // In this case worker_i should be the id of a GC worker thread
124 assert(SafepointSynchronize::is_at_safepoint(), "Should be at a safepoint"); 124 assert(SafepointSynchronize::is_at_safepoint(), "Should be at a safepoint");
125 assert(worker_i < (int) (ParallelGCThreads == 0 ? 1 : ParallelGCThreads), 125 assert(worker_i < (ParallelGCThreads == 0 ? 1 : ParallelGCThreads),
126 err_msg("incorrect worker id: "INT32_FORMAT, worker_i)); 126 err_msg("incorrect worker id: "UINT32_FORMAT, worker_i));
127 127
128 into_cset_dcq->enqueue(card_ptr); 128 into_cset_dcq->enqueue(card_ptr);
129 } 129 }
130 } 130 }
131 } 131 }