git: openjdk/jdk: 8326139: C2 SuperWord: split packs (match use/def packs, implemented, mutual independence)

[Emanuel Peter]

Changeset: 251347bd
Author:    Emanuel Peter <epeter at openjdk.org>
Date:      2024-03-12 07:27:23 +0000
URL:       https://git.openjdk.org/jdk/commit/251347bd7e589b51354a2318bfac0c71cd71bf5f

8326139: C2 SuperWord: split packs (match use/def packs, implemented, mutual independence)

Reviewed-by: kvn, vlivanov, chagedorn

! src/hotspot/share/opto/superword.cpp
! src/hotspot/share/opto/superword.hpp
! test/hotspot/jtreg/compiler/loopopts/superword/TestMulAddS2I.java
+ test/hotspot/jtreg/compiler/loopopts/superword/TestSplitPacks.java
! test/hotspot/jtreg/compiler/vectorization/runner/LoopArrayIndexComputeTest.java