8335532: [JVMCI] Export VM_Version::L1_line_size in JVMCI

[mur47x111]

This PR allows JVMCI compiler to implement lock add instruction same as Assembler::membar.

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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

Issue

• JDK-8335532: [JVMCI] Export VM_Version::L1_line_size in JVMCI (Enhancement - P4)

Reviewers

• Doug Simon (@dougxc - Reviewer)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk.git pull/20024/head:pull/20024
$ git checkout pull/20024

Update a local copy of the PR:
$ git checkout pull/20024
$ git pull https://git.openjdk.org/jdk.git pull/20024/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 20024

View PR using the GUI difftool:
$ git pr show -t 20024

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk/pull/20024.diff

Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back yzheng! 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]

@mur47x111 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:

8335532: [JVMCI] Export VM_Version::L1_line_size in JVMCI

Reviewed-by: dnsimon

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 17 new commits pushed to the master branch:

• c0604fb: 8334890: Missing unconditional cross modifying fence in nmethod entry barriers
• cf1be87: 8335663: Fix simple -Wzero-as-null-pointer-constant warnings in C2 code
• 0bb9c76: 8324089: Fix typo in the manual page for "jcmd" (man jcmd)
• 3e3f83f: 8335385: javac crash on unattributed piece of AST
• b20e8c8: 8335397: Improve reliability of TestRecursiveMonitorChurn.java
• 38a578d: 8334738: os::print_hex_dump should optionally print ASCII
• 7b894bc: 8332786: When dumping static CDS archives, explicitly assert that we don't use a CDS archive
• e01626c: 8335655: ProblemList serviceability/dcmd/vm tests failing after JDK-8322475
• 3efa93b: 8335588: Fix -Wzero-as-null-pointer-constant warnings in calls to Node ctor
• 587535c: 8334545: runtime/ClassInitErrors/TestStackOverflowDuringInit.java fails after JDK-8294960
• ... and 7 more: https://git.openjdk.org/jdk/compare/6923a5114b2a9f02f0d6f0fefc21141ac3b9322a...master

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.

[openjdk]

@mur47x111 The following labels will be automatically applied to this pull request:

• graal
• hotspot-compiler

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

[mlbridge]

Webrevs

• 00: Full (2b853841)

[mur47x111]

Thanks for the review!

/integrate

[openjdk]

Going to push as commit 916db07.
Since your change was applied there have been 17 commits pushed to the master branch:

• c0604fb: 8334890: Missing unconditional cross modifying fence in nmethod entry barriers
• cf1be87: 8335663: Fix simple -Wzero-as-null-pointer-constant warnings in C2 code
• 0bb9c76: 8324089: Fix typo in the manual page for "jcmd" (man jcmd)
• 3e3f83f: 8335385: javac crash on unattributed piece of AST
• b20e8c8: 8335397: Improve reliability of TestRecursiveMonitorChurn.java
• 38a578d: 8334738: os::print_hex_dump should optionally print ASCII
• 7b894bc: 8332786: When dumping static CDS archives, explicitly assert that we don't use a CDS archive
• e01626c: 8335655: ProblemList serviceability/dcmd/vm tests failing after JDK-8322475
• 3efa93b: 8335588: Fix -Wzero-as-null-pointer-constant warnings in calls to Node ctor
• 587535c: 8334545: runtime/ClassInitErrors/TestStackOverflowDuringInit.java fails after JDK-8294960
• ... and 7 more: https://git.openjdk.org/jdk/compare/6923a5114b2a9f02f0d6f0fefc21141ac3b9322a...master

Your commit was automatically rebased without conflicts.

[openjdk]

@mur47x111 Pushed as commit 916db07.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.