Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8332265

RISC-V: Materialize pointers faster by using a temp register

XMLWordPrintable

    • Icon: Enhancement Enhancement
    • Resolution: Fixed
    • Icon: P4 P4
    • 23
    • 23
    • hotspot
    • b25
    • riscv

      By using the code sequence of:
      lui upper18
      lui mid18
      slli upper18 18
      add high36, upper18
      addi dest, high36, low12

      We materialize 15% faster both on VF2 and in CPU models.

            rehn Robbin Ehn
            rehn Robbin Ehn
            Votes:
            0 Vote for this issue
            Watchers:
            3 Start watching this issue

              Created:
              Updated:
              Resolved: