8242115: C2 SATB barriers are not safepoint-safe

[GoeLin]

I backport this for parity with 17.0.7-oracle.

I had to resolve memnode.hpp and added control_dependency()
which is called by this change.

---

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Issue

• JDK-8242115: C2 SATB barriers are not safepoint-safe

Reviewers

• Martin Doerr (@TheRealMDoerr - Reviewer)

Reviewing

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[bridgekeeper]

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[openjdk]

This backport pull request has now been updated with issue from the original commit.

[mlbridge]

Webrevs

• 00: Full (7e623fb4)

[GoeLin]

Pre-submit failure: Couldn't download packages: libmnl0, infra issue, unrelated.

[TheRealMDoerr]

LGTM. Thanks for backporting!

[openjdk]

@GoeLin This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8242115: C2 SATB barriers are not safepoint-safe

Reviewed-by: mdoerr

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 4 new commits pushed to the master branch:

• 633a763: 8297959: Provide better descriptions for some Operating System JFR events
• c0a3bf1: 8297480: GetPrimitiveArrayCritical in imageioJPEG misses result - NULL check
• cec5a0c: 8288854: getLocalGraphicsEnvironment() on for multi-screen setups throws exception NPE
• 838ca6a: 8296548: Improve MD5 intrinsic for x86_64

Please see this link for an up-to-date comparison between the source branch of this pull request and the master branch.
As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[GoeLin]

/integrate

[openjdk]

Going to push as commit abfa08f.
Since your change was applied there have been 21 commits pushed to the master branch:

• 0aa62ae: 8294378: URLPermission constructor exception when using tr locale
• 6f5fdb3: 8296239: ISO 4217 Amendment 174 Update
• 9a2743f: 8296136: Use correct register in aarch64_enc_fast_unlock()
• 7be0b5a: 8293531: C2: some vectorapi tests fail assert "Not monotonic" with flag -XX:TypeProfileLevel=222
• aa8a841: 8290964: C2 compilation fails with assert "non-reduction loop contains reduction nodes"
• 61e27b4: 8292780: misc tests failed "assert(false) failed: graph should be schedulable"
• 43668f9: 8293996: C2: fix and simplify IdealLoopTree::do_remove_empty_loop
• 330105c: 8292602: ZGC: C2 late barrier analysis uses invalid dominator information
• 4be52ee: 8292297: Fix up loading of override java.security properties file
• 475ca04: 8281122: [IR Framework] Cleanup IR matching code in preparation for JDK-8280378
• ... and 11 more: https://git.openjdk.org/jdk17u-dev/compare/6042c6b9bbacbff1bd47f087f0f19646a20eef97...master

Your commit was automatically rebased without conflicts.

[openjdk]

@GoeLin Pushed as commit abfa08f.

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