JDK-8269528 : VectorAPI Long512VectorTest fails on X86 KNL target
  • Type: Bug
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: 17,18
  • Priority: P1
  • Status: Closed
  • Resolution: Fixed
  • CPU: x86
  • Submitted: 2021-06-28
  • Updated: 2021-08-06
  • Resolved: 2021-06-30
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JDK 17 JDK 18
17 b29Fixed 18Fixed
Related Reports
Relates :  
JDK-8269828 - corrections in some instruction patterns for KNL x86 platform
Description
- Targets support restricted set of AVX512 features (no VL and BW extensions).
- Assertion fails with fast debug build and incorrectness issue with release build.
Comments
vector/Long512VectorTests.java test passed in JDK17 ATR
06-08-2021
Changeset: 90eb1189 Author: Jatin Bhateja <jbhateja@openjdk.org> Date: 2021-06-30 02:33:01 +0000 URL: https://git.openjdk.java.net/jdk17/commit/90eb1189aeebbf6a5a285ff88a504c162471d04c
30-06-2021
ILW = incorrect code, machines with restricted AVX512 features, no workaround = HMH = P1
28-06-2021