Bug ID: JDK-8266074 Vtable-based CHA implementation

JDK-8266074 : Vtable-based CHA implementation

Type: Enhancement
Component: hotspot
Sub-Component: compiler
Affected Version: 17

Priority: P3
Status: Resolved
Resolution: Fixed

Submitted: 2021-04-27
Updated: 2024-06-25
Resolved: 2021-05-13

Versions (Unresolved/Resolved/Fixed)

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JDK 17
17 b23Fixed

Related Reports

Relates :	JDK-8268475 - execute runtime/InvocationTests w/ -UseVtableBasedCHA
Relates :	JDK-8304693 - Remove -XX:-UseVtableBasedCHA
Relates :	JDK-8268131 - 2 java/foreign tests timed out
Relates :	JDK-8267348 - Rewrite gc/epsilon/TestClasses.java to use Metaspace with less classes
Relates :	JDK-8296945 - PublicMethodsTest is slow due to dependency verification with debug builds
Relates :	JDK-8272976 - Modified runtime/InvocationTests/invokevirtualTests.java fail with new Vtable-based CHA
Relates :	JDK-8277209 - [JVMCI] update API to leverage JDK-8266074
Relates :	JDK-8268227 - java/foreign/TestUpcall.java still times out

Sub Tasks

JDK-8272569 :

Release Note: New Class Hierarchy Analysis Implementation in the HotSpot JVM - Closed

Description

Introduce new CHA implementation which relies on vtable information when looking for a monomorphic target method.

Comments

Changeset: 127bfe44 Author: Vladimir Ivanov <vlivanov@openjdk.org> Date: 2021-05-13 10:58:03 +0000 URL: https://git.openjdk.java.net/jdk/commit/127bfe44f7d09f272a08f97bfc5d168eb22474a2

13-05-2021