[jdk17u-dev] RFR: 8313402: C1: Incorrect LoadIndexed value numbering [v2]

[Aleksey Shipilev]

> Clean backport to fix the important C1 bug.
> 
> Additional testing:
>  - [x] New regression test fails without the patch, passes with it, when JDK-8313676 is applied
>  - [x] Linux x86_64 fastdebug `tier1 tier2 tier3`

Aleksey Shipilev has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains one commit:

  Backport 46fbedb2be98a9b8aba042fa9f90c3b25c312cd6

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Changes: https://git.openjdk.org/jdk17u-dev/pull/1636/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1636&range=01
  Stats: 59 lines in 2 files changed: 58 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1636.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1636/head:pull/1636

PR: https://git.openjdk.org/jdk17u-dev/pull/1636