RFR: 8347645: C2: XOR bounded value handling blocks constant folding [v7]

[Emanuel Peter]

On Mon, 27 Jan 2025 19:37:35 GMT, Johannes Graham <duke at openjdk.org> wrote:

>> And we need values nearby powers of 2, as your examples show ;)
>
> Will update to use `Generators`. Should I update the existing randoms to use it as well, or just for the ones I'm adding?

I'm a little hesitant to modify old tests. So I'd suggest to just do it for the new ones 😄

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PR Review Comment: https://git.openjdk.org/jdk/pull/23089#discussion_r1935414800