JDK-8271273 : Java API and IR changes for masked compare operation
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: repo-panama
  • Priority: P4
  • Status: Resolved
  • Resolution: Fixed
  • CPU: generic
  • Submitted: 2021-07-26
  • Updated: 2021-09-08
  • Resolved: 2021-08-04
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Other
repo-panamaFixed
Related Reports
Relates :  
JDK-8262356 - Optimize existing masked operation support for AVX-512.
Description
 - Re-organize the Java API implementation to use one common entry point of masked/non-masked vector compare operation.
-  Intrinsic side changes to absorb newly passed mask if target support predicated instructions else handle appropriately by performing vector AND b/w comparison result and explicit mask.