[lworld+fp16] RFR: 8341245: Add 'shortest length' toString() to Float16 [v3]

[Joe Darcy]

On Fri, 4 Oct 2024 14:47:25 GMT, Raffaello Giulietti <rgiulietti at openjdk.org> wrote:

>> Add `Float16.toString()` with the same 'shortest length' properties as of `[Double|Float].toString()`.
>
> Raffaello Giulietti has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Addressing review comments.

Looks fine.


For future work, having a single copy of the floating-point value -> toString text somewhere and then having it referenced by Double::toString(double), Float::toString(float), Float16::toString(Float16) might be a better structure for the docs.

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Marked as reviewed by darcy (Committer).

PR Review: https://git.openjdk.org/valhalla/pull/1260#pullrequestreview-2383163775