[vector api] RFR: Implement vector max and min for AArch64 NEON

[Vladimir Ivanov]

There are some conflicts with latest vectorIntrinsics branch (rebased 
today). Please, send me updated patch.

Best regards,
Vladimir Ivanov

On 07/11/2018 18:33, Yang Zhang (Arm Technology China) wrote:
> Hi Vladimir
> 
>> I assume NEON is unconditionally supported on AArch64.
>> No need to adjust Matcher::match_rule_supported[_vector] to make use of those new instructions?
> 
> Yes, NEON is mandatory feature on AArch64. Usually we don't need to adjust Matcher::match_rule_supported[_vector].
> 
>> Otherwise, looks fine to me (not an expert in AArch64 port).
> 
> Thanks for your review.
> 
> Regards
> Yang
> 
> 
> -----Original Message-----
> From: Vladimir Ivanov <vladimir.x.ivanov at oracle.com>
> Sent: Thursday, November 8, 2018 3:13 AM
> To: Yang Zhang (Arm Technology China) <Yang.Zhang at arm.com>; panama-dev at openjdk.java.net
> Cc: nd <nd at arm.com>
> Subject: Re: [vector api] RFR: Implement vector max and min for AArch64 NEON
> 
> 
> 
> On 06/11/2018 23:15, Yang Zhang (Arm Technology China) wrote:
>> Hi,
>>
>> I have a patch which implements vector api max() and min() for AArch64 NEON.
>> Could you please help to review this?
>>
>> Webrev:
>> http://cr.openjdk.java.net/~yzhang/vectorapi.max_min/webrev.00/
> 
> I assume NEON is unconditionally supported on AArch64.
> 
> No need to adjust Matcher::match_rule_supported[_vector] to make use of those new instructions?
> 
> Otherwise, looks fine to me (not an expert in AArch64 port).
> 
> Best regards,
> Vladimir Ivanov
>