git: openjdk/jdk: 8276673: Optimize abs operations in C2 compiler

[Jie Fu]

Changeset: c6196662
Author:    Fei Gao <fgao at openjdk.org>
Committer: Jie Fu <jiefu at openjdk.org>
Date:      2022-01-17 02:16:45 +0000
URL:       https://git.openjdk.java.net/jdk/commit/c6196662b8a15276916badd333291057980a6552

8276673: Optimize abs operations in C2 compiler

Reviewed-by: thartmann, jiefu

! src/hotspot/share/opto/subnode.cpp
! src/hotspot/share/opto/subnode.hpp
! src/hotspot/share/opto/type.hpp
+ test/hotspot/jtreg/compiler/c2/irTests/TestIRAbs.java
! test/hotspot/jtreg/compiler/lib/ir_framework/IRNode.java