[jdk26] RFR: 8373453: C2 SuperWord: must handle load slices that have loads with different memory inputs

Fri Jan 9 08:43:15 UTC 2026

Hi all,

This pull request contains a backport of commit [da14813a](https://github.com/openjdk/jdk/commit/da14813a5bdadaf0a1f81fa57ff6e1b103eaf113) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.

The commit being backported was authored by Emanuel Peter on 7 Jan 2026 and was reviewed by Vladimir Kozlov, Tobias Hartmann and Quan Anh Mai.

Thanks!

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Commit messages:
 - Backport da14813a5bdadaf0a1f81fa57ff6e1b103eaf113

Changes: https://git.openjdk.org/jdk/pull/29123/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=29123&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8373453
  Stats: 116 lines in 3 files changed: 109 ins; 0 del; 7 mod
  Patch: https://git.openjdk.org/jdk/pull/29123.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/29123/head:pull/29123

PR: https://git.openjdk.org/jdk/pull/29123