Tue, 23 Nov 2010 13:22:55 -0800
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
1 /*
2 * Copyright (c) 2001, 2010, Oracle and/or its affiliates. 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 *
23 */
25 #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_VM_OPERATIONS_G1_HPP
26 #define SHARE_VM_GC_IMPLEMENTATION_G1_VM_OPERATIONS_G1_HPP
28 #include "gc_implementation/shared/vmGCOperations.hpp"
30 // VM_operations for the G1 collector.
31 // VM_GC_Operation:
32 // - VM_CGC_Operation
33 // - VM_G1CollectFull
34 // - VM_G1CollectForAllocation
35 // - VM_G1IncCollectionPause
36 // - VM_G1PopRegionCollectionPause
38 class VM_G1CollectFull: public VM_GC_Operation {
39 public:
40 VM_G1CollectFull(unsigned int gc_count_before,
41 unsigned int full_gc_count_before,
42 GCCause::Cause cause)
43 : VM_GC_Operation(gc_count_before, full_gc_count_before) {
44 _gc_cause = cause;
45 }
46 ~VM_G1CollectFull() {}
47 virtual VMOp_Type type() const { return VMOp_G1CollectFull; }
48 virtual void doit();
49 virtual const char* name() const {
50 return "full garbage-first collection";
51 }
52 };
54 class VM_G1CollectForAllocation: public VM_GC_Operation {
55 private:
56 HeapWord* _res;
57 size_t _size; // size of object to be allocated
58 public:
59 VM_G1CollectForAllocation(size_t size, int gc_count_before)
60 : VM_GC_Operation(gc_count_before) {
61 _size = size;
62 _res = NULL;
63 }
64 ~VM_G1CollectForAllocation() {}
65 virtual VMOp_Type type() const { return VMOp_G1CollectForAllocation; }
66 virtual void doit();
67 virtual const char* name() const {
68 return "garbage-first collection to satisfy allocation";
69 }
70 HeapWord* result() { return _res; }
71 };
73 class VM_G1IncCollectionPause: public VM_GC_Operation {
74 private:
75 bool _should_initiate_conc_mark;
76 double _target_pause_time_ms;
77 unsigned int _full_collections_completed_before;
78 public:
79 VM_G1IncCollectionPause(unsigned int gc_count_before,
80 bool should_initiate_conc_mark,
81 double target_pause_time_ms,
82 GCCause::Cause cause)
83 : VM_GC_Operation(gc_count_before),
84 _full_collections_completed_before(0),
85 _should_initiate_conc_mark(should_initiate_conc_mark),
86 _target_pause_time_ms(target_pause_time_ms) {
87 guarantee(target_pause_time_ms > 0.0,
88 err_msg("target_pause_time_ms = %1.6lf should be positive",
89 target_pause_time_ms));
91 _gc_cause = cause;
92 }
93 virtual VMOp_Type type() const { return VMOp_G1IncCollectionPause; }
94 virtual void doit();
95 virtual void doit_epilogue();
96 virtual const char* name() const {
97 return "garbage-first incremental collection pause";
98 }
99 };
101 // Concurrent GC stop-the-world operations such as initial and final mark;
102 // consider sharing these with CMS's counterparts.
103 class VM_CGC_Operation: public VM_Operation {
104 VoidClosure* _cl;
105 const char* _printGCMessage;
106 public:
107 VM_CGC_Operation(VoidClosure* cl, const char *printGCMsg) :
108 _cl(cl),
109 _printGCMessage(printGCMsg)
110 {}
112 ~VM_CGC_Operation() {}
114 virtual VMOp_Type type() const { return VMOp_CGC_Operation; }
115 virtual void doit();
116 virtual bool doit_prologue();
117 virtual void doit_epilogue();
118 virtual const char* name() const {
119 return "concurrent gc";
120 }
121 };
123 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_VM_OPERATIONS_G1_HPP