42 #include "services/management.hpp"
43
44 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
45
46 //
47 // ThreadRootsMarkingTask
48 //
49
50 void ThreadRootsMarkingTask::do_it(GCTaskManager* manager, uint which) {
51 assert(Universe::heap()->is_gc_active(), "called outside gc");
52
53 ResourceMark rm;
54
55 NOT_PRODUCT(GCTraceTime tm("ThreadRootsMarkingTask",
56 PrintGCDetails && TraceParallelOldGCTasks, true, NULL, PSParallelCompact::gc_tracer()->gc_id()));
57 ParCompactionManager* cm =
58 ParCompactionManager::gc_thread_compaction_manager(which);
59
60 PSParallelCompact::MarkAndPushClosure mark_and_push_closure(cm);
61 CLDToOopClosure mark_and_push_from_clds(&mark_and_push_closure, true);
62 CodeBlobToOopClosure mark_and_push_in_blobs(&mark_and_push_closure, /*do_marking=*/ true);
63
64 if (_java_thread != NULL)
65 _java_thread->oops_do(
66 &mark_and_push_closure,
67 &mark_and_push_from_clds,
68 &mark_and_push_in_blobs);
69
70 if (_vm_thread != NULL)
71 _vm_thread->oops_do(
72 &mark_and_push_closure,
73 &mark_and_push_from_clds,
74 &mark_and_push_in_blobs);
75
76 // Do the real work
77 cm->follow_marking_stacks();
78 }
79
80
81 void MarkFromRootsTask::do_it(GCTaskManager* manager, uint which) {
82 assert(Universe::heap()->is_gc_active(), "called outside gc");
83
84 NOT_PRODUCT(GCTraceTime tm("MarkFromRootsTask",
85 PrintGCDetails && TraceParallelOldGCTasks, true, NULL, PSParallelCompact::gc_tracer()->gc_id()));
86 ParCompactionManager* cm =
87 ParCompactionManager::gc_thread_compaction_manager(which);
88 PSParallelCompact::MarkAndPushClosure mark_and_push_closure(cm);
89 PSParallelCompact::FollowKlassClosure follow_klass_closure(&mark_and_push_closure);
90
91 switch (_root_type) {
92 case universe:
93 Universe::oops_do(&mark_and_push_closure);
94 break;
95
96 case jni_handles:
97 JNIHandles::oops_do(&mark_and_push_closure);
98 break;
99
100 case threads:
101 {
102 ResourceMark rm;
103 CodeBlobToOopClosure each_active_code_blob(&mark_and_push_closure, /*do_marking=*/ true);
104 CLDToOopClosure mark_and_push_from_cld(&mark_and_push_closure);
105 Threads::oops_do(&mark_and_push_closure, &mark_and_push_from_cld, &each_active_code_blob);
106 }
107 break;
108
109 case object_synchronizer:
110 ObjectSynchronizer::oops_do(&mark_and_push_closure);
111 break;
112
113 case flat_profiler:
114 FlatProfiler::oops_do(&mark_and_push_closure);
115 break;
116
117 case management:
118 Management::oops_do(&mark_and_push_closure);
119 break;
120
121 case jvmti:
122 JvmtiExport::oops_do(&mark_and_push_closure);
123 break;
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42 #include "services/management.hpp"
43
44 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
45
46 //
47 // ThreadRootsMarkingTask
48 //
49
50 void ThreadRootsMarkingTask::do_it(GCTaskManager* manager, uint which) {
51 assert(Universe::heap()->is_gc_active(), "called outside gc");
52
53 ResourceMark rm;
54
55 NOT_PRODUCT(GCTraceTime tm("ThreadRootsMarkingTask",
56 PrintGCDetails && TraceParallelOldGCTasks, true, NULL, PSParallelCompact::gc_tracer()->gc_id()));
57 ParCompactionManager* cm =
58 ParCompactionManager::gc_thread_compaction_manager(which);
59
60 PSParallelCompact::MarkAndPushClosure mark_and_push_closure(cm);
61 CLDToOopClosure mark_and_push_from_clds(&mark_and_push_closure, true);
62 MarkingCodeBlobClosure mark_and_push_in_blobs(&mark_and_push_closure, !CodeBlobToOopClosure::FixRelocations);
63
64 if (_java_thread != NULL)
65 _java_thread->oops_do(
66 &mark_and_push_closure,
67 &mark_and_push_from_clds,
68 &mark_and_push_in_blobs);
69
70 if (_vm_thread != NULL)
71 _vm_thread->oops_do(
72 &mark_and_push_closure,
73 &mark_and_push_from_clds,
74 &mark_and_push_in_blobs);
75
76 // Do the real work
77 cm->follow_marking_stacks();
78 }
79
80
81 void MarkFromRootsTask::do_it(GCTaskManager* manager, uint which) {
82 assert(Universe::heap()->is_gc_active(), "called outside gc");
83
84 NOT_PRODUCT(GCTraceTime tm("MarkFromRootsTask",
85 PrintGCDetails && TraceParallelOldGCTasks, true, NULL, PSParallelCompact::gc_tracer()->gc_id()));
86 ParCompactionManager* cm =
87 ParCompactionManager::gc_thread_compaction_manager(which);
88 PSParallelCompact::MarkAndPushClosure mark_and_push_closure(cm);
89 PSParallelCompact::FollowKlassClosure follow_klass_closure(&mark_and_push_closure);
90
91 switch (_root_type) {
92 case universe:
93 Universe::oops_do(&mark_and_push_closure);
94 break;
95
96 case jni_handles:
97 JNIHandles::oops_do(&mark_and_push_closure);
98 break;
99
100 case threads:
101 {
102 ResourceMark rm;
103 MarkingCodeBlobClosure each_active_code_blob(&mark_and_push_closure, !CodeBlobToOopClosure::FixRelocations);
104 CLDToOopClosure mark_and_push_from_cld(&mark_and_push_closure);
105 Threads::oops_do(&mark_and_push_closure, &mark_and_push_from_cld, &each_active_code_blob);
106 }
107 break;
108
109 case object_synchronizer:
110 ObjectSynchronizer::oops_do(&mark_and_push_closure);
111 break;
112
113 case flat_profiler:
114 FlatProfiler::oops_do(&mark_and_push_closure);
115 break;
116
117 case management:
118 Management::oops_do(&mark_and_push_closure);
119 break;
120
121 case jvmti:
122 JvmtiExport::oops_do(&mark_and_push_closure);
123 break;
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