RFR: 8280457: Duplicate implementation of dprecision_rounding and dstore_rounding [v2]

[Jie Fu]

On Fri, 21 Jan 2022 23:29:54 GMT, Jie Fu <jiefu at openjdk.org> wrote:

>> Hi all,
>> 
>> `GraphKit::dprecision_rounding` and `GraphKit::dstore_rounding` are duplicate.
>> It would be better to remove one of them.
>> 
>> The patch removes `GraphKit::dstore_rounding` and replaces all the usages with `GraphKit::dprecision_rounding`.
>> 
>> Thanks.
>> Best regards,
>> Jie
>
> Jie Fu has updated the pull request incrementally with one additional commit since the last revision:
> 
>   precision_rounding --> dprecision_rounding

`gc/logging/TestMetaSpaceLog.java` fails (time out) on MacOSX.
But it passed on my local test.
So I don't think the failure was caused by my change.

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PR: https://git.openjdk.java.net/jdk/pull/7176