git: openjdk/jdk: 8270366: C2: Add associative rule to add/sub node

[Zhengyu Gu]

Changeset: 746fe5dc
Author:    Zhengyu Gu <zgu at openjdk.org>
Date:      2021-07-15 16:40:30 +0000
URL:       https://git.openjdk.java.net/jdk/commit/746fe5dc6857f6e0af42ed150665fa26f52b60ee

8270366: C2: Add associative rule to add/sub node

Reviewed-by: kvn, adinn

! src/hotspot/share/opto/addnode.cpp
! src/hotspot/share/opto/subnode.cpp
+ test/hotspot/jtreg/compiler/integerArithmetic/TestAssociative.java