RFR: 8349138: Optimize Math.copySign API for Intel e-core targets [v2]

[Quan Anh Mai]

On Tue, 4 Feb 2025 06:14:11 GMT, Jatin Bhateja <jbhateja at openjdk.org> wrote:

> this patch does not break existing IR invariants

Also, what invariant can be broken by transforming `AndI(MoveF2I(x), MoveF2I(y)` into `MoveF2I(AndF(x, y))`?

-------------

PR Comment: https://git.openjdk.org/jdk/pull/23386#issuecomment-2634535019