JDK-8076284 : Improve vectorization of parallel streams
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: 9
  • Priority: P3
  • Status: Resolved
  • Resolution: Fixed
  • OS: generic
  • CPU: x86
  • Submitted: 2015-03-31
  • Updated: 2021-01-11
  • Resolved: 2015-05-05
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JDK 9
9 b66Fixed
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Description
Improve vectorization of parallel streams (by vectorizing forEachRemaining method) and also enable loop vectorization in a given method on demand (by providing more hints to SuperWord optimization).

This enhancement is contributed by Intel and sponsored by the hotspot compiler team.