RFR: 8315637: JDK-8314249 broke libgraal

[Doug Simon]

On Tue, 5 Sep 2023 23:20:17 GMT, Ioi Lam <iklam at openjdk.org> wrote:

> Please review this change in JVMCI. The actual functional change is essentially the same as the patch provided by @dougxc in [JDK-8315637](https://bugs.openjdk.org/browse/JDK-8315637) -- convert the `rawIndex` to `cpci` only if the bytecode is INVOKE{VIRTUAL,SPECIAL,STATIC,INTERFACE}.
> 
> The rest of the changes is to rename the parameters from `rawIndex` to `which`, so we know the correct type of index is passed. I also added a test case.
> 
> (This code should be much simpler after [JDK-8301993](https://bugs.openjdk.org/browse/JDK-8301993) is complete: we won't have `cpci` anymore and all `which` can be replaced with `rawInex`).

Marked as reviewed by dnsimon (Reviewer).

Thanks for the extra cleanup and tests.

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PR Review: https://git.openjdk.org/jdk/pull/15575#pullrequestreview-1612624224
PR Comment: https://git.openjdk.org/jdk/pull/15575#issuecomment-1707782285