RFR: JDK-8287061: Support for rematerializing scalar replaced objects participating in allocation merges [v4]

[Cesar Soares Lucas]

On Sat, 25 Mar 2023 00:07:20 GMT, Vladimir Kozlov <kvn at openjdk.org> wrote:

>> I had considered that but decided not to do it to prevent adding a new IR node. I'll give that a shot and update this thread with how it goes.
>
> It **will** complicate your DebugInfo code (packing/unpacking) information. But I think it is right thing to do to avoid duplicated re-allocations during deoptimization - you should have only one new object.

Hi @vnkozlov, just FYI. I made the changes that you suggested.

-------------

PR Review Comment: https://git.openjdk.org/jdk/pull/12897#discussion_r1158699338