8364666: [BACKOUT] JDK-8360559 Optimize Math.sinh for x86 64 bit platforms

[dcubed-ojdk]

This reverts commit 05f8a6f.

This [BACKOUT] is being tested by an urgent Mach5 Tier1 job set.

---

Progress

• Change must be properly reviewed (1 review required, with at least 1 Reviewer)
• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Integration blocker

 ⚠️ Title mismatch between PR and JBS for issue JDK-8364666

Issue

• JDK-8364666: Tier1 builds broken by JDK-8360559 (Bug - P1) ⚠️ Title mismatch between PR and JBS.

Reviewers

• Albert Mingkun Yang (@albertnetymk - Reviewer)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk.git pull/26628/head:pull/26628
$ git checkout pull/26628

Update a local copy of the PR:
$ git checkout pull/26628
$ git pull https://git.openjdk.org/jdk.git pull/26628/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 26628

View PR using the GUI difftool:
$ git pr show -t 26628

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk/pull/26628.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

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[dcubed-ojdk]

/label core-libs
/label graal
/label hotspot-runtime

[openjdk]

❗ This change is not yet ready to be integrated.
See the Progress checklist in the description for automated requirements.

[openjdk]

@dcubed-ojdk
The core-libs label was successfully added.

[openjdk]

@dcubed-ojdk
The graal label was successfully added.

[openjdk]

@dcubed-ojdk
The hotspot-runtime label was successfully added.

[mlbridge]

Webrevs

• 00: Full (c9a04b84)

[dcubed-ojdk]

@albertnetymk - Thanks for the review! We may not do the [BACKOUT] since we have
a proper fix being reviewed and tested over here:
#26629

[dcubed-ojdk]

Closing this [BACKOUT] PR in favor of the real fix in #26629.