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  1. JDK
  2. JDK-8154945 Enable 8130150 and 8081778 intrinsics by default
  3. JDK-8173586

Release Note: BigInteger performance improvements turned on by default

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        The performance improvements described in JDK-8130150 and JDK-8081778 have now been turned on by default. They can be turned off by using the following command options:
        ```
        -XX:-UseMontgomerySquareIntrinsic
        -XX:-UseMontgomeryMultiplyIntrinsic
        -XX:-UseSquareToLenIntrinsic
        -XX:-UseMultiplyToLenIntrinsic
        ```

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                cwayne Clifford Wayne (Inactive)
                rcalnan Roger Calnan
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