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Type: Enhancement
Resolution: Fixed
Priority: P4
Fix Version/s: 13
Affects Version/s: 8-shenandoah, 11-shenandoah, 13
Component/s: hotspot
Labels:
- gc-shenandoah
- redhat-interest

Subcomponent:
gc
Resolved In Build:
b16
CPU:

generic
OS:

generic

Instead of ensuring the proper read- or write-invariant at obj and primitive store-sites, we can ensure strong invariant at object load sites. This would simplify lots of code, make optimizations much simpler and improve overall performance.

blocks

JDK-8222838 Shenandoah: SEGV on accessing cset bitmap for NULL ptr

Resolved

JDK-8222786 Shenandoah get_barrier_strength should accept all shapes of (Weak)CAS reference barriers

Resolved

JDK-8222129 Shenandoah: Missing CompareAndSwapP/N case in get_barrier_strength()

Resolved

JDK-8225048 Shenandoah x86_32 support

Resolved

JDK-8222766 Shenandoah: streamline post-LRB CAS barrier (x86)

Resolved

relates to

JDK-8224522 Shenandoah should apply barriers on deoptimization

Resolved

JDK-8223448 Shenandoah disabled barriers blocks omit LRB

Resolved

JDK-8224584 Shenandoah: Eliminate forwarding pointer word

Resolved

JDK-8224667 Shenandoah: Post-LRB cleanup

Resolved

JDK-8225171 Remove leftovers in shenandoahBarrierSetC1.cpp

Resolved

JDK-8230470 Shenandoah doesn't need change from JDK-8212610 anymore

Resolved

JDK-8206457 Code paths from oop_iterate() must use barrier-free access

Resolved

JDK-8224525 Shenandoah: Eliminate shenandoah verifier's side-effects

Resolved

JDK-8231946 Remove obsolete and unused ShenandoahVerifyObjectEquals flag

Resolved

(9 relates to)

Release Note: Load reference barriers for Shenandoah

Closed

Aleksey Shipilev

Assignee:: Roman Kennke

Reporter:: Roman Kennke

Votes:: 0 Vote for this issue

Watchers:: 2 Start watching this issue

Created:: 2019-04-01 09:27

Updated:: 2019-10-07 07:06

Resolved:: 2019-04-04 08:27

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