Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8170328

PPC64: Use andis instead of lis/and

    XMLWordPrintable

Details

    • Bug
    • Resolution: Fixed
    • P4
    • 9
    • 9
    • hotspot
    • None
    • b150
    • ppc
    • linux

    Backports

      Description

        On replacing lis/and by a single instruction (andis) it's
        possible to reduce the path length so the program is shorter, and therefore is faster.

        It's related to the discussion started here:
        http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2016-October/024664.html

        Attachments

          Issue Links

            Activity

              People

                gromero Gustavo Romero
                gromero Gustavo Romero
                Votes:
                0 Vote for this issue
                Watchers:
                3 Start watching this issue

                Dates

                  Created:
                  Updated:
                  Resolved: