git: openjdk/jdk: 8265263: AArch64: Combine vneg with right shift count

[Pengfei Li]

Changeset: 49245131
Author:    Hao Sun <haosun at openjdk.org>
Committer: Pengfei Li <pli at openjdk.org>
Date:      2022-03-09 00:52:01 +0000
URL:       https://git.openjdk.java.net/jdk/commit/49245131e98c1c72c447536e5527acecb3311add

8265263: AArch64: Combine vneg with right shift count

Reviewed-by: adinn, dlong

! src/hotspot/cpu/aarch64/aarch64.ad
! src/hotspot/cpu/aarch64/aarch64_neon.ad
! src/hotspot/cpu/aarch64/aarch64_neon_ad.m4
+ test/micro/org/openjdk/bench/vm/compiler/VectorShiftRight.java