hg: jdk-updates/jdk11u-dev: 8213134: AArch64: vector shift failed with MaxVectorSize=8

[adinn at redhat.com]

Changeset: e40a0ec15d3a
Author:    yzhang
Date:      2018-11-28 16:22 +0800
URL:       https://hg.openjdk.java.net/jdk-updates/jdk11u-dev/rev/e40a0ec15d3a

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/hotspot/cpu/aarch64/aarch64.ad
! test/hotspot/jtreg/compiler/c2/cr6340864/TestByteVect.java
! test/hotspot/jtreg/compiler/c2/cr6340864/TestDoubleVect.java
! test/hotspot/jtreg/compiler/c2/cr6340864/TestFloatVect.java
! test/hotspot/jtreg/compiler/c2/cr6340864/TestIntVect.java
! test/hotspot/jtreg/compiler/c2/cr6340864/TestLongVect.java
! test/hotspot/jtreg/compiler/c2/cr6340864/TestShortVect.java
! test/hotspot/jtreg/compiler/codegen/TestCharVect2.java