riscv: Intrinsify mulAdd

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    • Type: Enhancement
    • Resolution: Fixed
    • Priority: P4
    • repo-riscv-port
    • Affects Version/s: repo-riscv-port
    • Component/s: hotspot
    • riscv
    • linux

      On behalf of Taiping Guo (guotaiping1@huawei.com)
      BigInteger intrinsic: mulAdd intrinsic is missed in current vm. It should be implemented.
      The JMH test of mulAdd shows that the performance can be improved by 0.69%~21.91% when the length of BigInteger changed from 1 to 5000, compared with that of C2.

        1. MyBenchmark.java
          3 kB
        2. mulAdd.txt
          0.9 kB

            Assignee:
            Feilong Jiang
            Reporter:
            Feilong Jiang
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              Created:
              Updated:
              Resolved: