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Type: Enhancement
Resolution: Fixed
Priority: P4
Fix Version/s: 16
Affects Version/s: 16
Component/s: hotspot
Labels:
- c2
- c2-intrinsic

Subcomponent:
compiler
Resolved In Build:
b27

~~JDK-8188055~~ added the function Reference.refersTo. For performance, the supporting native methods Reference.refersTo0 and PhantomReference.refersTo0 should be intrinsified by C2.

relates to

JDK-8340186 Shenandoah: Missing load_reference_barrier_phantom_narrow match in is_shenandoah_lrb_call

Resolved

JDK-8188055 (ref) Add Reference::refersTo predicate

Resolved

JDK-8336635 Add IR test for Reference.refersTo intrinsic

Resolved

JDK-8271862 C2 intrinsic for Reference.refersTo() is often not used

Resolved

JDK-8256167 Convert JDK use of `Reference::get` to `Reference::refersTo`

Resolved

links to

Commit openjdk/jdk/816e8f83

Review openjdk/jdk/1425

(2 links to)

Assignee:: Vladimir Kozlov
Reporter:: Vladimir Kozlov
Votes:: 0 Vote for this issue
Watchers:: 3 Start watching this issue

Created:: 2020-11-24 12:35
Updated:: 2024-12-20 10:57
Resolved:: 2020-11-29 12:27

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