[aarch64-port-dev ] hg: aarch64-port/jdk8u-shenandoah/hotspot: 8213134: AArch64: vector shift failed with MaxVectorSize=8

[adinn at redhat.com]

Changeset: 9705bb429d01
Author:    yzhang
Date:      2019-08-14 09:30 +0100
URL:       https://hg.openjdk.java.net/aarch64-port/jdk8u-shenandoah/hotspot/rev/9705bb429d01

8213134: AArch64: vector shift failed with MaxVectorSize=8
Summary: add vshiftcnt instructions for vector64 and add vsra/vsrl instructions to AArch64 backend. To detect shift failures, MaxVectorSize options are added to jtreg test cases.
Reviewed-by: aph, kvn

! src/cpu/aarch64/vm/aarch64.ad
+ test/compiler/c2/cr6340864/TestByteVect.java
+ test/compiler/c2/cr6340864/TestDoubleVect.java
+ test/compiler/c2/cr6340864/TestFloatVect.java
+ test/compiler/c2/cr6340864/TestIntVect.java
+ test/compiler/c2/cr6340864/TestLongVect.java
+ test/compiler/c2/cr6340864/TestShortVect.java
+ test/compiler/codegen/TestCharVect2.java