git: openjdk/jdk: 8302652: [SuperWord] Reduction should happen after loop, when possible

[Emanuel Peter]

Changeset: 06b0a5e0
Author:    Emanuel Peter <epeter at openjdk.org>
Date:      2023-05-23 08:05:13 +0000
URL:       https://git.openjdk.org/jdk/commit/06b0a5e03852dfed9f1dee4791fc71b4e4e1eeda

8302652: [SuperWord] Reduction should happen after loop, when possible

Reviewed-by: kvn, pli, jbhateja, sviswanathan

! src/hotspot/share/opto/compile.cpp
! src/hotspot/share/opto/loopnode.cpp
! src/hotspot/share/opto/loopnode.hpp
! src/hotspot/share/opto/loopopts.cpp
! src/hotspot/share/opto/node.hpp
! src/hotspot/share/opto/superword.cpp
! src/hotspot/share/opto/vectorIntrinsics.cpp
! src/hotspot/share/opto/vectornode.cpp
! src/hotspot/share/opto/vectornode.hpp
! test/hotspot/jtreg/compiler/loopopts/superword/ProdRed_Int.java
! test/hotspot/jtreg/compiler/loopopts/superword/RedTest_int.java
! test/hotspot/jtreg/compiler/loopopts/superword/RedTest_long.java
! test/hotspot/jtreg/compiler/loopopts/superword/ReductionPerf.java
! test/hotspot/jtreg/compiler/loopopts/superword/SumRed_Int.java
! test/hotspot/jtreg/compiler/loopopts/superword/SumRed_Long.java
+ test/hotspot/jtreg/compiler/loopopts/superword/TestUnorderedReduction.java