8279535: C2: Dead code in PhaseIdealLoop::create_loop_nest after JDK-8276116

[rwestrel]

Removal of a couple lines of dead code.

---

Progress

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• Commit message must refer to an issue
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Issue

• JDK-8279535: C2: Dead code in PhaseIdealLoop::create_loop_nest after JDK-8276116

Reviewers

• Tobias Hartmann (@TobiHartmann - Reviewer)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/jdk pull/7309/head:pull/7309
$ git checkout pull/7309

Update a local copy of the PR:
$ git checkout pull/7309
$ git pull https://git.openjdk.java.net/jdk pull/7309/head

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Checkout this PR locally:
$ git pr checkout 7309

View PR using the GUI difftool:
$ git pr show -t 7309

Using diff file

Download this PR as a diff file:
https://git.openjdk.java.net/jdk/pull/7309.diff

[bridgekeeper]

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[openjdk]

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[mlbridge]

Webrevs

• 00: Full (88439238)

[TobiHartmann]

Looks good and trivial.

[openjdk]

@rwestrel 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:

8279535: C2: Dead code in PhaseIdealLoop::create_loop_nest after JDK-8276116

Reviewed-by: thartmann

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 38 new commits pushed to the master branch:

• 5080e81: 8280770: serviceability/sa/ClhsdbThreadContext.java sometimes fails with 'Thread "SteadyStateThread"' missing from stdout/stderr
• 1f6fcbe: 8278475: G1 dirty card refinement by Java threads may get unnecessarily paused
• c5a8612: 8280458: G1: Remove G1BlockOffsetTablePart::_next_offset_threshold
• 86debf4: 8280932: G1: Rename HeapRegionRemSet::_code_roots accessors
• d37fb1d: 8280870: Parallel: Simplify CLD roots claim in Full GC cycle
• 18a7dc8: 8279586: [macos] custom JCheckBox and JRadioBox with custom icon set: focus is still displayed after unchecking
• 16ec47d: 8279856: Parallel: Use PreservedMarks to record promotion-failed objects
• de3113b: 8279842: HTTPS Channel Binding support for Java GSS/Kerberos
• 0e70d45: 8280950: RandomGenerator:NextDouble() default behavior non conformant after JDK-8280550 fix
• 1ea0146: 8281007: Test jdk/javadoc/doclet/checkStylesheetClasses/CheckStylesheetClasses.java fails after JDK-8280738
• ... and 28 more: https://git.openjdk.java.net/jdk/compare/973dda5ce0747a8ea67ec3a34c2ef2a0b2b6b140...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.

[rwestrel]

@TobiHartmann thanks for the review.

[rwestrel]

/integrate

[openjdk]

Going to push as commit 4304a77.
Since your change was applied there have been 51 commits pushed to the master branch:

• ab63834: 8280885: Shenandoah: Some tests failed with "EA: missing allocation reference path"
• 48a32b5: 8280976: Incorrect encoding of avx512 vpsraq instruction with mask and constant shift.
• 97af323: 8280842: Access violation in ciTypeFlow::profiled_count
• d32f99e: 8279219: [REDO] C2 crash when allocating array of size too large
• 85d839f: 8280601: ClhsdbThreadContext.java test is triggering codecache related asserts
• 9ca7ff3: 8281082: Improve javadoc references to JOSS
• c74b8f4: 8275914: SHA3: changing java implementation to help C2 create high-performance code
• a18beb4: 8280867: Cpuid1Ecx feature parsing is incorrect for AMD CPUs
• fdd9ca7: 8280642: ObjectInputStream.readObject should throw InvalidClassException instead of IllegalAccessError
• d95de5c: 8255495: Support CDS Archived Heap for uncompressed oops
• ... and 41 more: https://git.openjdk.java.net/jdk/compare/973dda5ce0747a8ea67ec3a34c2ef2a0b2b6b140...master

Your commit was automatically rebased without conflicts.

[openjdk]

@rwestrel Pushed as commit 4304a77.

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