git: openjdk/jdk: master: 8347554: [BACKOUT] C2: implement optimization for series of Add of unique value

[Christian Hagedorn]

Changeset: 062f2dcf
Branch: master
Author:    Christian Hagedorn <chagedorn at openjdk.org>
Date:      2025-01-13 14:19:43 +0000
URL:       https://git.openjdk.org/jdk/commit/062f2dcfe5b62cc3dd3c292eeebd7a7ac78f849a

8347554: [BACKOUT] C2: implement optimization for series of Add of unique value

Reviewed-by: thartmann

! src/hotspot/share/opto/addnode.cpp
! src/hotspot/share/opto/addnode.hpp
- test/hotspot/jtreg/compiler/c2/TestSerialAdditions.java