RFR: 8360558: Use hex literals instead of decimal literals in math intrinsic constants

[Manuel Hässig]

On Thu, 25 Sep 2025 19:26:34 GMT, Mohamed Issa <missa at openjdk.org> wrote:

> A simple change to use hex literals instead of decimal literals in the constant arrays of the x86 cbrt and tanh stubs. The JTREG tests listed below were used to verify correctness. The baseline build used is [OpenJDK v26-b17](https://github.com/openjdk/jdk/releases/tag/jdk-26%2B17).
> 
> 1. `jtreg:test/jdk/java/lang/Math/CubeRootTests.java`
> 2. `jtreg:test/jdk/java/lang/Math/HyperbolicTests.java`

Thank you for this improvement. The few values I checked match 😅 I assume this is generated and there is not really a way to review it?

I kicked off testing and will report back with results.

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

PR Review: https://git.openjdk.org/jdk/pull/27497#pullrequestreview-3271109691