Bug ID: JDK-8206144 [lworld] Adapt and add C2 intrinsics for value types Unsafe API

JDK-8206144 : [lworld] Adapt and add C2 intrinsics for value types Unsafe API

Type: Enhancement
Component: hotspot
Sub-Component: compiler
Affected Version: repo-valhalla

Priority: P4
Status: Resolved
Resolution: Fixed

Submitted: 2018-07-02
Updated: 2020-02-13
Resolved: 2019-01-23

Versions (Unresolved/Resolved/Fixed)

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Other
repo-valhallaFixed

Related Reports

Relates :	JDK-8219572 - [lworld] vmTestbase/gc/ArrayJuggle/* tests fail with "Idealize should return new nodes"
Relates :	JDK-8215520 - [lworld] Add Unsafe primitives to support updating values
Relates :	JDK-8233124 - [lworld] TestBasicFunctionality::test12 fails due to invalid field values after deoptimization
Relates :	JDK-8239003 - [lworld] C2 should not scalarize private inline type buffers
Relates :	JDK-8238869 - [lworld] C2's slow path allocation does not set the larval bit
Relates :	JDK-8205698 - [lworld] unsafe array support for value types for VarHandles

Description

See 
http://mail.openjdk.java.net/pipermail/valhalla-dev/2018-June/004445.html

Comments

http://hg.openjdk.java.net/valhalla/valhalla/rev/7195b88670fa

23-01-2019

We need to intrinsify getValue/putValue added by: http://hg.openjdk.java.net/valhalla/valhalla/rev/0dd8795826b3

15-10-2018