git: openjdk/jdk: 8290034: Auto vectorize reverse bit operations.

[Jatin Bhateja]

Changeset: 5d82d67a
Author:    Jatin Bhateja <jbhateja at openjdk.org>
Date:      2022-07-28 04:43:01 +0000
URL:       https://git.openjdk.org/jdk/commit/5d82d67a9e1303e235f475c199eb1435c3d69006

8290034: Auto vectorize reverse bit operations.

Reviewed-by: xgong, kvn

! src/hotspot/cpu/x86/assembler_x86.cpp
! src/hotspot/cpu/x86/assembler_x86.hpp
! src/hotspot/cpu/x86/c2_MacroAssembler_x86.cpp
! src/hotspot/cpu/x86/c2_MacroAssembler_x86.hpp
! src/hotspot/cpu/x86/x86_64.ad
! src/hotspot/share/classfile/vmIntrinsics.hpp
! src/hotspot/share/opto/c2compiler.cpp
! src/hotspot/share/opto/library_call.cpp
! src/hotspot/share/opto/subnode.cpp
! src/hotspot/share/opto/subnode.hpp
! src/hotspot/share/opto/superword.cpp
! src/java.base/share/classes/java/lang/Integer.java
! src/java.base/share/classes/java/lang/Long.java
! test/hotspot/jtreg/compiler/c2/cr6340864/TestIntVect.java
! test/hotspot/jtreg/compiler/c2/cr6340864/TestLongVect.java
+ test/hotspot/jtreg/compiler/vectorization/TestReverseBitsVector.java
! test/micro/org/openjdk/bench/java/lang/Integers.java
! test/micro/org/openjdk/bench/java/lang/Longs.java