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  1. JDK
  2. JDK-8251525

AArch64: Faster Math.signum(fp)

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    • b15
    • aarch64

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      Description

        C2 compiled code for Java implementation contains 2 branch instructions and expensive moves between GPRs and FPRs. From another hand there is a bunch of instructions that can be used to bypass that.

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                dchuyko Dmitry Chuyko
                dchuyko Dmitry Chuyko
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