>-----Original Message----- >From: Richardson, Bruce >Sent: Wednesday, April 15, 2015 5:05 PM >To: Kavanagh, Mark B >Cc: dev at dpdk.org >Subject: Re: [dpdk-dev] Minimum Supported x86 microarchitecture > >On Wed, Apr 15, 2015 at 03:09:39PM +0000, Kavanagh, Mark B wrote: >> Hi, >> >> The recent reimplementation of rte_memcpy in DPDK v2.0.0 seems to have a >> placed an >implicit floor on the microarchitecture/Instruction set supported by DPDK. >> >> For example, I can't compile head of OVS against DPDK 2.0 with gcc without >> passing the >'msse3' flag; this points to an implicit minimum supported CPU of 'core2'. >More >discussion on same is available here: >http://openvswitch.org/pipermail/dev/2015- >April/053523.html >> >> Can anyone confirm or deny this, and is/should it be documented? >> >> Thanks in advance, >> Mark > >SSE3 is the minimum necessary. However, I believe all x86_64 cpus have at least >SSE3 support, so this should only be a problem with 32-bit builds. Is this the >case for you? > >/Bruce
Hey Bruce, No, I'm compiling on an IVB system.
