Re: [ovs-dev] [PATCH] acinclude: Improve vpopcntdq build check.

2022-08-12 Thread Stokes, Ian
> > > > -Original Message- > > > > From: dev On Behalf Of Cian > > > Ferriter > > > > Sent: Thursday, August 11, 2022 4:07 PM > > > > To: ovs-dev@openvswitch.org > > > > Subject: [ovs-dev] [PATCH] acinclude: Improve vpo

Re: [ovs-dev] [PATCH] acinclude: Improve vpopcntdq build check.

2022-08-12 Thread Ferriter, Cian
> -Original Message- > From: Stokes, Ian > Sent: Thursday 11 August 2022 15:08 > To: Pai G, Sunil ; Ferriter, Cian > ; ovs- > d...@openvswitch.org > Cc: Ilya Maximets > Subject: RE: [ovs-dev] [PATCH] acinclude: Improve vpopcntdq build check. >

Re: [ovs-dev] [PATCH] acinclude: Improve vpopcntdq build check.

2022-08-11 Thread Stokes, Ian
> > -Original Message- > > From: dev On Behalf Of Cian > Ferriter > > Sent: Thursday, August 11, 2022 4:07 PM > > To: ovs-dev@openvswitch.org > > Subject: [ovs-dev] [PATCH] acinclude: Improve vpopcntdq build check. > > > > Support for vpo

Re: [ovs-dev] [PATCH] acinclude: Improve vpopcntdq build check.

2022-08-11 Thread Pai G, Sunil
> -Original Message- > From: dev On Behalf Of Cian Ferriter > Sent: Thursday, August 11, 2022 4:07 PM > To: ovs-dev@openvswitch.org > Subject: [ovs-dev] [PATCH] acinclude: Improve vpopcntdq build check. > > Support for vpopcntdq instruction generation by the

[ovs-dev] [PATCH] acinclude: Improve vpopcntdq build check.

2022-08-11 Thread Cian Ferriter
Support for vpopcntdq instruction generation by the compiler was already checked in the OVS_CHECK_AVX512 AC function by checking if the compiler accepted the -mavx512vpopcntdq option. However, there can be situations where the compiler supports vpopcntdq generation but the assembler doesn't