23 */ |
23 */ |
24 |
24 |
25 #include "precompiled.hpp" |
25 #include "precompiled.hpp" |
26 #include "gc/g1/g1FullGCScope.hpp" |
26 #include "gc/g1/g1FullGCScope.hpp" |
27 |
27 |
28 G1FullGCScope* G1FullGCScope::_instance = NULL; |
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29 |
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30 G1FullGCScope* G1FullGCScope::instance() { |
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31 assert(_instance != NULL, "Must be setup already"); |
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32 return _instance; |
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33 } |
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34 |
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35 G1FullGCScope::G1FullGCScope(bool explicit_gc, bool clear_soft) : |
28 G1FullGCScope::G1FullGCScope(bool explicit_gc, bool clear_soft) : |
36 _rm(), |
29 _rm(), |
37 _explicit_gc(explicit_gc), |
30 _explicit_gc(explicit_gc), |
38 _g1h(G1CollectedHeap::heap()), |
31 _g1h(G1CollectedHeap::heap()), |
39 _gc_id(), |
32 _gc_id(), |
44 _cpu_time(), |
37 _cpu_time(), |
45 _soft_refs(clear_soft, _g1h->collector_policy()), |
38 _soft_refs(clear_soft, _g1h->collector_policy()), |
46 _memory_stats(true, _g1h->gc_cause()), |
39 _memory_stats(true, _g1h->gc_cause()), |
47 _collector_stats(_g1h->g1mm()->full_collection_counters()), |
40 _collector_stats(_g1h->g1mm()->full_collection_counters()), |
48 _heap_transition(_g1h) { |
41 _heap_transition(_g1h) { |
49 assert(_instance == NULL, "Only one scope at a time"); |
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50 _timer.register_gc_start(); |
42 _timer.register_gc_start(); |
51 _tracer.report_gc_start(_g1h->gc_cause(), _timer.gc_start()); |
43 _tracer.report_gc_start(_g1h->gc_cause(), _timer.gc_start()); |
52 _g1h->pre_full_gc_dump(&_timer); |
44 _g1h->pre_full_gc_dump(&_timer); |
53 _g1h->trace_heap_before_gc(&_tracer); |
45 _g1h->trace_heap_before_gc(&_tracer); |
54 _instance = this; |
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55 } |
46 } |
56 |
47 |
57 G1FullGCScope::~G1FullGCScope() { |
48 G1FullGCScope::~G1FullGCScope() { |
58 // We must call G1MonitoringSupport::update_sizes() in the same scoping level |
49 // We must call G1MonitoringSupport::update_sizes() in the same scoping level |
59 // as an active TraceMemoryManagerStats object (i.e. before the destructor for the |
50 // as an active TraceMemoryManagerStats object (i.e. before the destructor for the |
62 _g1h->g1mm()->update_sizes(); |
53 _g1h->g1mm()->update_sizes(); |
63 _g1h->trace_heap_after_gc(&_tracer); |
54 _g1h->trace_heap_after_gc(&_tracer); |
64 _g1h->post_full_gc_dump(&_timer); |
55 _g1h->post_full_gc_dump(&_timer); |
65 _timer.register_gc_end(); |
56 _timer.register_gc_end(); |
66 _tracer.report_gc_end(_timer.gc_end(), _timer.time_partitions()); |
57 _tracer.report_gc_end(_timer.gc_end(), _timer.time_partitions()); |
67 _instance = NULL; |
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68 } |
58 } |
69 |
59 |
70 bool G1FullGCScope::is_explicit_gc() { |
60 bool G1FullGCScope::is_explicit_gc() { |
71 return _explicit_gc; |
61 return _explicit_gc; |
72 } |
62 } |