I get: wbh...@sage:~/mpir-test$ ./configure --build=nocona-unknown-gnu-linux checking build system type... Invalid configuration `nocona-unknown-gnu-linux': machine `nocona-unknown-gnu' not recognized configure: error: /bin/bash ./config.sub nocona-unknown-gnu-linux failed
I think config.sub is broken. Bill. 2009/3/14 Jason Moxham <ja...@njkfrudils.plus.com>: > > On Saturday 14 March 2009 17:59:00 Bill Hart wrote: >> Are you sure about that: >> >> case $host in >> x86_64-*-* | i786-*-*) >> path_64="x86_64/amd64 x86_64" ;; >> k10-*-*) >> path_64="x86_64/amd64/k10 x86_64/amd64 x86_64" ;; >> nocona-*-* | core2-*-*) >> <<------------------------------------- >> path_64="x86_64/core2 x86_64" ;; >> <<------------------------------------- >> esac >> >> >> Seems to use the core2 code. > > try with ./configure --build=nocona-unknown-gmu-linux and you get C > and done on a real Pentium D as well > > >> >> Bill. >> >> 2009/3/14 Jason Moxham <ja...@njkfrudils.plus.com>: >> > On Saturday 14 March 2009 17:41:58 Jason Moxham wrote: >> >> Early Intel CPUs with Intel 64 lacked LAHF and SAHF instructions >> >> available in AMD64 until introduction of Pentium 4 G1 step in December >> >> 2005. LAHF and SAHF are load and store instructions, respectively, for >> >> certain status flags. These instructions are used for virtualization and >> >> floating-point condition handling. >> >> >> >> >> >> I'll find out model numbers soon >> > >> > No need for MPIR-1.0.0 , all 64bit Pentium's default to nonoca which >> > leads to a generic C build. >> > >> >> On Saturday 14 March 2009 17:20:25 Gonzalo Tornaria wrote: >> >> > On Sat, Mar 14, 2009 at 1:45 PM, Jason Moxham >> >> > <ja...@njkfrudils.plus.com> >> >> >> >> wrote: >> >> > > I pretty sure all core2 cpus have lahf,sahf , it's just some Pentium >> >> > > D dont have it . You can test the lahf_lm feature bit in cpuid to >> >> > > see if it's got it >> >> > >> >> > Tested in: >> >> > >> >> > My laptop: model 6 / family 15 (core 2 duo T5300). >> >> > My desktop is family 15 / model 6 (pentium D 930). >> >> > >> >> > The "lahf_lm" feature is present in both according to /proc/cpuinfo. >> >> > >> >> > Note that the laptop is "low end" core 2 (in the sense it has no VT >> >> > extensions). The pentium D is "high end" (in the sense it has VT >> >> > extensions --- low end would be pentium D 8xx). Maybe that makes a >> >> > difference? >> >> > >> >> > OTOH, the kvm 64 bit virtual cpu (kvm 72) doesn't seem to know about >> >> > the "lahf_lm" (meaning, it won't report it in cpuid, even if the host >> >> > processor has it. I assume the instructions would work anyway.) >> >> > >> >> > Gonzalo >> >> > > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "mpir-devel" group. To post to this group, send email to mpir-devel@googlegroups.com To unsubscribe from this group, send email to mpir-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/mpir-devel?hl=en -~----------~----~----~----~------~----~------~--~---
