1 /*
2 * Copyright (c) 2014, 2021, Red Hat, Inc. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
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
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
64
65 PreservedMarksSet* _preserved_marks;
66
67 public:
68 ShenandoahFullGC();
69 ~ShenandoahFullGC();
70 bool collect(GCCause::Cause cause);
71
72 private:
73 // GC entries
74 void vmop_entry_full(GCCause::Cause cause);
75 void entry_full(GCCause::Cause cause);
76 void op_full(GCCause::Cause cause);
77
78 void do_it(GCCause::Cause gc_cause);
79
80 void phase1_mark_heap();
81 void phase2_calculate_target_addresses(ShenandoahHeapRegionSet** worker_slices);
82 void phase3_update_references();
83 void phase4_compact_objects(ShenandoahHeapRegionSet** worker_slices);
84
85 void distribute_slices(ShenandoahHeapRegionSet** worker_slices);
86 void calculate_target_humongous_objects();
87 void compact_humongous_objects();
88 };
89
90 #endif // SHARE_GC_SHENANDOAH_SHENANDOAHFULLGC_HPP
|
1 /*
2 * Copyright (c) 2014, 2021, Red Hat, Inc. All rights reserved.
3 * Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 *
65
66 PreservedMarksSet* _preserved_marks;
67
68 public:
69 ShenandoahFullGC();
70 ~ShenandoahFullGC();
71 bool collect(GCCause::Cause cause);
72
73 private:
74 // GC entries
75 void vmop_entry_full(GCCause::Cause cause);
76 void entry_full(GCCause::Cause cause);
77 void op_full(GCCause::Cause cause);
78
79 void do_it(GCCause::Cause gc_cause);
80
81 void phase1_mark_heap();
82 void phase2_calculate_target_addresses(ShenandoahHeapRegionSet** worker_slices);
83 void phase3_update_references();
84 void phase4_compact_objects(ShenandoahHeapRegionSet** worker_slices);
85 void phase5_epilog();
86
87 void distribute_slices(ShenandoahHeapRegionSet** worker_slices);
88 void calculate_target_humongous_objects();
89 void compact_humongous_objects();
90 };
91
92 #endif // SHARE_GC_SHENANDOAH_SHENANDOAHFULLGC_HPP
|