8358169: Shenandoah/JVMCI: Export GC state constants

[rkennke]

We need the GC state enum constants available in JVMCI.

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Issue

• JDK-8358169: Shenandoah/JVMCI: Export GC state constants (Enhancement - P4)

Reviewers

• Doug Simon (@dougxc - Reviewer)
• Aleksey Shipilev (@shipilev - Reviewer)

Reviewing

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[openjdk]

@rkennke 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:

8358169: Shenandoah/JVMCI: Export GC state constants

Reviewed-by: dnsimon, shade

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At the time when this comment was updated there had been 34 new commits pushed to the master branch:

• 3f59bfd: 8334759: gc/g1/TestMixedGCLiveThreshold.java fails on Windows with JTREG_TEST_THREAD_FACTORY=Virtual due to extra memory allocation
• c5a1543: 8357968: RISC-V: Interpreter volatile reference stores with G1 are not sequentially consistent
• 90d6ad0: 8356594: JSplitPane loses divider location when reopened via JOptionPane.createDialog()
• ... and 31 more: https://git.openjdk.org/jdk/compare/99048c3d4a66be9bf586949bd08e33cb091fa6bf...master

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[openjdk]

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

• graal
• hotspot-compiler

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[mlbridge]

Webrevs

• 00: Full (6dd8b26f)

[dougxc]

Looks good.

[rkennke]

/integrate

[openjdk]

Going to push as commit eb9badd.
Since your change was applied there have been 38 commits pushed to the master branch:

• a9e7a74: 8357109: Parallel: Fix typo in YoungedGeneration
• ba9f44c: 8357793: [PPC64] VM crashes with -XX:-UseSIGTRAP -XX:-ImplicitNullChecks
• 40ce05d: 8358231: Template interpreter generator crashes with ShouldNotReachHere on some platforms after 8353686
• ... and 35 more: https://git.openjdk.org/jdk/compare/99048c3d4a66be9bf586949bd08e33cb091fa6bf...master

Your commit was automatically rebased without conflicts.

[openjdk]

@rkennke Pushed as commit eb9badd.

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