Integrated: 8255287: aarch64: fix SVE patterns for vector shift count

[Fei Yang]

On Fri, 23 Oct 2020 09:35:11 GMT, Fei Yang <fyang at openjdk.org> wrote:

> SVE patterns for vector shift count cannot be matched due to bad matching rules.
> Also code gen is not correct in certain cases for vlslS_imm and vlsrS_imm.
> Please refer to JDK-8255287 for details.
> Patch passed tier1 tests using QEMU system emulator which supports SVE.

This pull request has now been integrated.

Changeset: 5ec1b80c
Author:    Fei Yang <fyang at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/5ec1b80c
Stats:     149 lines in 7 files changed: 109 ins; 0 del; 40 mod

8255287: aarch64: fix SVE patterns for vector shift count

Co-authored-by: Yanhong Zhu <zhuyanhong2 at huawei.com>
Reviewed-by: adinn

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PR: https://git.openjdk.java.net/jdk/pull/827