git: openjdk/jdk: 8280511: AArch64: Combine shift and negate to a single instruction

Fri Apr 8 01:26:13 UTC 2022

Changeset: e572a525
Author:    Fei Gao <fgao at openjdk.org>
Committer: Ningsheng Jian <njian at openjdk.org>
Date:      2022-04-08 01:25:13 +0000
URL:       https://git.openjdk.java.net/jdk/commit/e572a525f55259402a21822c4045ba5cd4726d07

8280511: AArch64: Combine shift and negate to a single instruction

Reviewed-by: njian, ngasson

! src/hotspot/cpu/aarch64/aarch64.ad
! src/hotspot/cpu/aarch64/aarch64_ad.m4
! test/hotspot/jtreg/compiler/codegen/ShiftTest.java