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From: Fady Bader <fady@mellanox.com>
To: Fady Bader <fady@mellanox.com>,
	Dmitry Kozlyuk <dmitry.kozliuk@gmail.com>
Cc: Narcisa Ana Maria Vasile <navasile@linux.microsoft.com>,
	"dev@dpdk.org" <dev@dpdk.org>,
	Thomas Monjalon <thomas@monjalon.net>,
	Tasnim Bashar <tbashar@mellanox.com>,
	Tal Shnaiderman <talshn@mellanox.com>,
	Yohad Tor <yohadt@mellanox.com>,
	"harini.ramakrishnan@microsoft.com"
	<harini.ramakrishnan@microsoft.com>,
	"ocardona@microsoft.com" <ocardona@microsoft.com>,
	"ranjit.menon@intel.com" <ranjit.menon@intel.com>,
	"olivier.matz@6wind.com" <olivier.matz@6wind.com>
Subject: Re: [dpdk-dev] [PATCH v2 3/3] eal/windows: librte_net build on Windows
Date: Mon, 27 Jul 2020 08:53:55 +0000	[thread overview]
Message-ID: <VI1PR05MB5872F111A20E04039ACEC1AABF720@VI1PR05MB5872.eurprd05.prod.outlook.com> (raw)
In-Reply-To: <VI1PR05MB587220BBC06E5D8CE178C1A1BF790@VI1PR05MB5872.eurprd05.prod.outlook.com>



> > On Mon, 20 Jul 2020 12:54:08 +0000, Fady Bader wrote:
> > [snip]
> > > > Getting the same error with a setup similar to Dmitry's. My setup:
> > > > SDK 10.0.18362,
> > >
> > > I'm sending v4 patch that should resolve this.
> > >
> > > > clang 9.0.0. What version of clang are you using on your system?
> > > > You can try installing LLVM 9.0.0 from
> > > > https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2F
> > > > re
> > > > leases.ll
> > > >
> >
> vm.org%2Fdownload.html&amp;data=02%7C01%7Cfady%40mellanox.com%7C0b
> > > >
> >
> 29fed755494b55361d08d82a9ff2b4%7Ca652971c7d2e4d9ba6a4d149256f461b%7C
> > > > 0
> > > >
> >
> %7C0%7C637306213753996879&amp;sdata=5lPQtvt8EO7q8OAYN60J8rIdYdNJHjsS
> > > > Pp%2B6P9PL3N0%3D&amp;reserved=0
> > >
> > > Thanks for the link, even with clang and SDK version same as yours
> > > and Dmitry's I'm still passing compilation and not getting the error described.
> > > That's because the _m_prefetchw function that is defined in Clang's
> > > prfchwintrin.h is an intrinsic function corresponding to the
> > > instruction PREFETCHW that is part of the instruction set extension
> > > 3DNOW, my processor doesn't support this instruction set extension,
> > > so my
> > compiler isn't reaching the part where it defines _m_prefetchw.
> > > I think your processor does support the 3DNOW instruction set
> > > extension and that why you are reaching this part and I'm not.
> >
> > You can try building DPDK for a machine with RDSEED like so:
> >
> > 	meson -Dmachine=broadwell -Dexamples=helloworld build
> 
> Even with this option I still don't get the error. With this option RDSEED is enabled
> but the reason I'm not getting the error is that 3DNOW is not supported by my
> machine and its disabled.
> Do you know of such way that I can enable instruction set extenuations for the
> project compilation?
> 

Sorry my bad, with the option -Dmachine=Broadwell I do get the error.
Thanks,
Fady


  parent reply	other threads:[~2020-07-27  8:53 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <'20200610112326.18576-1-fady@mellanox.com'>
2020-06-10 12:00 ` [dpdk-dev] [PATCH v2 0/3] compile librte_net for windows Fady Bader
2020-06-10 12:00   ` [dpdk-dev] [PATCH v2 1/3] net: fix s_addr redefinition in Windows Fady Bader
2020-06-10 12:00   ` [dpdk-dev] [PATCH v2 2/3] net: add htons to minGW for Windows Fady Bader
2020-06-10 12:33     ` Jerin Jacob
2020-06-10 12:00   ` [dpdk-dev] [PATCH v2 3/3] eal/windows: librte_net build on Windows Fady Bader
2020-06-16  9:04     ` Thomas Monjalon
2020-07-06  8:44       ` Fady Bader
2020-06-20 19:22     ` Dmitry Kozlyuk
2020-06-28  9:48       ` Fady Bader
2020-07-17 22:22         ` Narcisa Ana Maria Vasile
2020-07-20 12:54           ` Fady Bader
2020-07-20 16:26             ` Dmitry Kozlyuk
2020-07-22 10:20               ` Fady Bader
2020-07-22 10:30                 ` Bruce Richardson
2020-07-27  8:54                   ` Fady Bader
2020-07-27  8:53                 ` Fady Bader [this message]
2020-07-08  8:25   ` [dpdk-dev] [PATCH v3 0/3] compile librte_net for windows Fady Bader
2020-07-08  8:25     ` [dpdk-dev] [PATCH v3 1/3] net: fix s_addr redefinition in Windows Fady Bader
2020-07-13 14:38       ` Olivier Matz
2020-07-15  6:26         ` Fady Bader
2020-07-08  8:25     ` [dpdk-dev] [PATCH v3 2/3] net: replace htons with rte_cpu_to_be_16 Fady Bader
2020-07-09 13:39       ` Morten Brørup
2020-07-13 14:38       ` Olivier Matz
2020-07-15  6:04         ` Fady Bader
2020-07-08  8:25     ` [dpdk-dev] [PATCH v3 3/3] eal/windows: librte_net build on Windows Fady Bader
2020-07-08  9:10       ` Thomas Monjalon
2020-07-08 10:19         ` Fady Bader
2020-07-23  7:08   ` [dpdk-dev] [PATCH v4 0/3] compile librte_net for windows Fady Bader
2020-07-23  7:08     ` [dpdk-dev] [PATCH v4 1/3] net: fix s_addr redefinition in Windows Fady Bader
2020-07-23  7:08     ` [dpdk-dev] [PATCH v4 2/3] net: replace htons with RTE_BE16 Fady Bader
2020-07-23  7:08     ` [dpdk-dev] [PATCH v4 3/3] eal/windows: librte_net build on Windows Fady Bader
2020-09-08  8:14       ` Ophir Munk
2020-07-24  1:11     ` [dpdk-dev] [PATCH v4 0/3] compile librte_net for windows Ranjit Menon
2020-09-10 19:55       ` Thomas Monjalon
2020-07-24 15:52     ` Kadam, Pallavi

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