hg: jdk/submit: 8232591: AArch64: Add missing match rules for smaddl, smsubl and smnegl

[ningsheng.jian at arm.com]

Changeset: 4788b9d10a54
Author:    pli
Date:      2019-10-28 09:27 +0000
URL:       https://hg.openjdk.java.net/jdk/submit/rev/4788b9d10a54

8232591: AArch64: Add missing match rules for smaddl, smsubl and smnegl
Reviewed-by: aph

! src/hotspot/cpu/aarch64/aarch64.ad
+ test/hotspot/jtreg/compiler/codegen/TestSignedMultiplyLong.java