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 */
24
25 #ifndef SHARE_VM_GC_G1_G1COLLECTEDHEAP_INLINE_HPP
26 #define SHARE_VM_GC_G1_G1COLLECTEDHEAP_INLINE_HPP
27
28 #include "gc/g1/concurrentMark.hpp"
29 #include "gc/g1/g1CollectedHeap.hpp"
30 #include "gc/g1/g1CollectorPolicy.hpp"
31 #include "gc/g1/g1CollectorState.hpp"
32 #include "gc/g1/g1SATBCardTableModRefBS.hpp"
33 #include "gc/g1/heapRegionManager.inline.hpp"
34 #include "gc/g1/heapRegionSet.inline.hpp"
35 #include "gc/shared/taskqueue.hpp"
36 #include "runtime/orderAccess.inline.hpp"
37
38 PLABStats* G1CollectedHeap::alloc_buffer_stats(InCSetState dest) {
39 switch (dest.value()) {
40 case InCSetState::Young:
41 return &_survivor_plab_stats;
42 case InCSetState::Old:
43 return &_old_plab_stats;
44 default:
45 ShouldNotReachHere();
46 return NULL; // Keep some compilers happy
47 }
48 }
49
50 size_t G1CollectedHeap::desired_plab_sz(InCSetState dest) {
51 size_t gclab_word_size = alloc_buffer_stats(dest)->desired_plab_sz(G1CollectedHeap::heap()->workers()->active_workers());
52 // Prevent humongous PLAB sizes for two reasons:
53 // * PLABs are allocated using a similar paths as oops, but should
54 // never be in a humongous region
55 // * Allowing humongous PLABs needlessly churns the region free lists
56 return MIN2(_humongous_object_threshold_in_words, gclab_word_size);
57 }
58
59 // Inline functions for G1CollectedHeap
60
61 inline AllocationContextStats& G1CollectedHeap::allocation_context_stats() {
62 return _allocation_context_stats;
63 }
|
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 */
24
25 #ifndef SHARE_VM_GC_G1_G1COLLECTEDHEAP_INLINE_HPP
26 #define SHARE_VM_GC_G1_G1COLLECTEDHEAP_INLINE_HPP
27
28 #include "gc/g1/concurrentMark.hpp"
29 #include "gc/g1/g1CollectedHeap.hpp"
30 #include "gc/g1/g1CollectorPolicy.hpp"
31 #include "gc/g1/g1CollectorState.hpp"
32 #include "gc/g1/g1SATBCardTableModRefBS.hpp"
33 #include "gc/g1/heapRegionManager.inline.hpp"
34 #include "gc/g1/heapRegionSet.inline.hpp"
35 #include "gc/shared/taskqueue.hpp"
36 #include "runtime/orderAccess.inline.hpp"
37
38 G1EvacStats* G1CollectedHeap::alloc_buffer_stats(InCSetState dest) {
39 switch (dest.value()) {
40 case InCSetState::Young:
41 return &_survivor_evac_stats;
42 case InCSetState::Old:
43 return &_old_evac_stats;
44 default:
45 ShouldNotReachHere();
46 return NULL; // Keep some compilers happy
47 }
48 }
49
50 size_t G1CollectedHeap::desired_plab_sz(InCSetState dest) {
51 size_t gclab_word_size = alloc_buffer_stats(dest)->desired_plab_sz(G1CollectedHeap::heap()->workers()->active_workers());
52 // Prevent humongous PLAB sizes for two reasons:
53 // * PLABs are allocated using a similar paths as oops, but should
54 // never be in a humongous region
55 // * Allowing humongous PLABs needlessly churns the region free lists
56 return MIN2(_humongous_object_threshold_in_words, gclab_word_size);
57 }
58
59 // Inline functions for G1CollectedHeap
60
61 inline AllocationContextStats& G1CollectedHeap::allocation_context_stats() {
62 return _allocation_context_stats;
63 }
|