On Thu, 8 Jul 2021 15:34:16 GMT, Brian Burkhalter <[email protected]> wrote:
>> Please consider this change to make the `float` and `double` versions of
>> `java.lang.Math.abs()` branch-free.
>
> Brian Burkhalter has refreshed the contents of this pull request, and
> previous commits have been removed. The incremental views will show
> differences compared to the previous content of the PR.
src/java.base/share/classes/jdk/internal/math/DoubleConsts.java line 80:
> 78: * significand fields) of a {@code double}.
> 79: */
> 80: public static final long MAG_BIT_MASK = 0x7FFFFFFFFFFFFFFFL;
Might be more "obviously correct" if these new fields were initialized as
~SIGN_BIT_MASK.
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PR: https://git.openjdk.java.net/jdk/pull/4711
