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Type: Enhancement
Resolution: Fixed
Priority: P4
Fix Version/s: 9
Affects Version/s: hs25, 8
Component/s: hotspot
Labels:
- gc-g1
- noreg-cleanup

Subcomponent:
gc
Resolved In Build:
b12

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-8063505	8u45	Thomas Schatzl	P4	Resolved	Fixed	b01
JDK-8040672	8u40	Thomas Schatzl	P4	Resolved	Fixed	b01
JDK-8070790	emb-8u47	Thomas Schatzl	P4	Resolved	Fixed	team

Testing whether a region is in the collection set is currently done using the _in_cset_fast_test array. This is a raw pointer, managed manually.

In ~~JDK-7163191~~ we introduced an abstraction for such per-region tables: change the existing _in_cset_fast test to use this.

backported by

JDK-8040672 Change the in_cset_fast_test functionality to use the G1BiasedArray abstraction

Resolved

JDK-8063505 Change the in_cset_fast_test functionality to use the G1BiasedArray abstraction

Resolved

JDK-8070790 Change the in_cset_fast_test functionality to use the G1BiasedArray abstraction

Resolved

relates to

JDK-8027551 Add fast path checking whether an object is scavengable in g1 oop scan closures

Closed

JDK-7163196 G1: Use two arrays for the fast cset test, put region type information in the arrays

Closed

JDK-7163191 G1: introduce a "heap spanning table" abstraction

Closed

JDK-8027554 Implicit in-heap check in G1CollectedHeap::in_cset_fast_test() not always required

Closed

(2 relates to)

Assignee:: Thomas Schatzl

Reporter:: Thomas Schatzl

Votes:: 0 Vote for this issue

Watchers:: 2 Start watching this issue

Created:: 2013-10-30 03:11

Updated:: 2015-01-21 09:40

Resolved:: 2014-04-16 04:08

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