RFR: 8334328: Reduce object allocation for FloatToDecimal and DoubleToDecimal [v18]

[Raffaello Giulietti]

On Wed, 26 Jun 2024 14:17:47 GMT, Shaojin Wen <duke at openjdk.org> wrote:

>> Yeah, I'm just musing about the perils of leaking/replicating those implementation details, but as you say this is internal code only used by `String` and `StringBuilder` to it's loosely part of that complex. Not requesting any changes here for now..
>
> I looked at it again and I think @cl4es 's suggestion is correct. Can I submit the change? @rgiulietti

Of course, nothing has been approved as of now.

Since you are preparing a commit anyway, may I ask you to revert back the changes [here](https://github.com/openjdk/jdk/pull/19730#discussion_r1652978056)? Thanks.

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PR Review Comment: https://git.openjdk.org/jdk/pull/19730#discussion_r1654972151