8373348: Cache AdapterHandleEntry::_sig_cc field in AOTCache

[matias9927]

Signature calling conventions are regenerated at runtime as they were not being archived, so this patch now archives them and removes the regeneration code. Verified with tier 1-5 tests.

---

• I confirm that I make this contribution in accordance with the OpenJDK Interim AI Policy.

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• Change must be properly reviewed (2 reviews required, with at least 1 Reviewer, 1 Author)

Issue

• JDK-8373348: Cache AdapterHandleEntry::_sig_cc field in AOTCache (Enhancement - P4)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk.git pull/32219/head:pull/32219
$ git checkout pull/32219

Update a local copy of the PR:
$ git checkout pull/32219
$ git pull https://git.openjdk.org/jdk.git pull/32219/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 32219

View PR using the GUI difftool:
$ git pr show -t 32219

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk/pull/32219.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back matsaave! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

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

[openjdk]

@matias9927 The following label will be automatically applied to this pull request:

• hotspot

When this pull request is ready to be reviewed, an "RFR" email will be sent to the corresponding mailing list. If you would like to change these labels, use the /label pull request command.

[openjdk]

The total number of required reviews for this PR has been set to 2 based on the presence of this label: hotspot. This can be overridden with the /reviewers command.

[mlbridge]

Webrevs

• 00: Full (547d6c16)

[vnkozlov]

@ashu-mehra please look.

[ashu-mehra]

Any reason for adding this method here instead of signature.cpp which has other SigEntry methods?