Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8261553

Efficient mask generation using BMI2 BZHI instruction

    XMLWordPrintable

Details

    • Enhancement
    • Status: Resolved
    • P4
    • Resolution: Fixed
    • 17
    • 17
    • hotspot
    • None
    • b11
    • x86

    Description

      BMI2 BHZI instruction can be used to optimize the instruction sequence
      used for mask generation at various place in array copy stubs and partial in-lining for small copy operations.

      Attachments

        Issue Links

          Activity

            People

              jbhateja Jatin Bhateja
              jbhateja Jatin Bhateja
              Votes:
              0 Vote for this issue
              Watchers:
              3 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: