[dpdk-dev] [PATCH] build: fix default arm64 build instruction level support

Richardson, Bruce bruce.richardson at intel.com
Tue Apr 10 16:19:22 CEST 2018


Resend, fixing "To" recipients.

> -----Original Message-----
> From: Bruce Richardson [mailto:bruce.richardson at intel.com]
> Sent: Tuesday, April 10, 2018 3:17 PM
> To: Jerin Jacob <jerin.jacob at caviumnetworks.com>
> Cc: dev at dpdk.org; herbert.guan at arm.com; pbhagavatula at caviumnetworks.com;
> hemant.agrawal at nxp.com; stable at dpdk.org; jerin.jacob at caviumnetworks.com
> Subject: Re: [dpdk-dev] [PATCH] build: fix default arm64 build instruction
> level support
> 
> On Mon, Apr 09, 2018 at 08:09:46PM +0530, Jerin Jacob wrote:
> > The make based build system has crc+crypto instruction support for the
> > default arm64 build.
> > http://dpdk.org/browse/dpdk/tree/mk/machine/armv8a/rte.vars.mk#n31
> >
> > This patch fixes the disparity with meson build flags for armv8.
> > As a bonus, This patch fixes the following errors with ip_pipeline
> > example application.
> >
> > Assembler messages:
> > Error: selected processor does not support `crc32cx w3,w3,x0'
> >
> > Fixes: c6e536e38437 ("build: add more implementers IDs and PNs for
> > ARM")
> >
> > Cc: herbert.guan at arm.com
> > Cc: pbhagavatula at caviumnetworks.com
> > Cc: bruce.richardson at intel.com
> > Cc: hemant.agrawal at nxp.com
> > Cc: stable at dpdk.org
> >
> > Signed-off-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>
> > ---
> 
> Hemant, Shreyansh, Herbert,
> 
> any issues with this patch on your side? Can one of you please ack it. It
> allows use of "-Dexamples=all" when doing cross-builds for all the
> different arm targets in the config dir. Without it, ip_pipeline fails to
> build for many of the targets.
> 
> /Bruce



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