[mvapich-discuss] Problem building mvapich 1.0 with Portland Group

[Matthew Koop]

Good to hear. Let us know if you encounter any other issues,

Matt

On Tue, 18 Dec 2007, Craig Tierney wrote:

> Matthew Koop wrote:
> > Craig,
> >
> > What version of PGI are you using? We've seen this issue before with
> > versions of PGI previous to 6.2 (we've verified with 6.2-4). If you build
> > MVAPICH with the latest version of PGI the error will go away as bswap_64
> > is implemented in this version.
> >
> > It is due to bswap_64 being used in an OFED include file -- so no use in
> > trying to recompile OFED with PGI.
> >
> > If updating to the latest version is not an option, we can potential find
> > a workaround, but updating to the latest version of PGI is the preferred
> > solution.
> >
> > Let us know if you have any other problems.
>
> We updated to PG 7.1-3.  This fixed the problem.
>
> Craig
>
>
> >
> > Thanks,
> >
> > Matt
> >
> > On Mon, 17 Dec 2007, Craig Tierney wrote:
> >
> >> Deepak Nagaraj wrote:
> >>> Hi Craig,
> >>>
> >>> On Dec 17, 2007 1:08 PM, Craig Tierney <Craig.Tierney at noaa.gov> wrote:
> >>>> I get the following error when building the example programs.
> >>>>
> >>>> ../bin/mpicc -D_EM64T_ -D_SMP_ -DUSE_HEADER_CACHING  -DONE_SIDED
> >>>> -DMPIDI_CH3_CHANNEL_RNDV -DMPID_USE_SEQUENCE_NUMBERS  -DRDMA_CM
> >>>> -I/usr/include -O2 -L../lib -o cpi cpi.o  -lm -lmpich -L/usr/lib64
> >>>> -lrdmacm -libverbs -libumad -lpthread   -lrt   -L/usr/lib64  -lrdmacm
> >>>> -libverbs -libumad -lpthread   -lrt
> >>>> ../lib/libmpich.a(ibv_param.o)(.text+0xa7): In function `ntohll':
> >>>> : undefined reference to `bswap_64'
> >>>> ../lib/libmpich.a(ibv_param.o)(.text+0xb7): In function `htonll':
> >>>> : undefined reference to `bswap_64'
> >>>>
> >>> grep reveals that this is a macro sitting in byteswap.h.  Do you have
> >>> this file in your compiler's include path?  Installing glibc-devel
> >>> should get you this file if you are on Linux, as per Google.
> >>>
> >>> $ cd /usr/include
> >>> $ grep -r "bswap_64" *
> >>> bits/byteswap.h:#  define __bswap_64(x) \
> >>> bits/byteswap.h:#  define __bswap_64(x) \
> >>> byteswap.h:# define bswap_64(x) __bswap_64 (x)
> >>> $
> >>>
> >>> Thanks,
> >>> -Deepak
> >> I was thinking that the problem was related to this.  This macro
> >> does exist, and I am pretty sure that the call to pgcc is picking it
> >> up.
> >>
> >> However, the problem is that no function in the mvapich distribution
> >> calls this function.  It is coming form some of the OFED libraries.
> >> To me, it appears that I have to build the OFED libraries with
> >> pgcc (not gcc) so that it picks up the macro.  I am highly reluctant
> >> to do this, because it means I need multiple versions of OFED, which
> >> makes no sense.
> >>
> >> Craig
> >>
> >>
> >> --
> >> Craig Tierney (craig.tierney at noaa.gov)
> >> _______________________________________________
> >> mvapich-discuss mailing list
> >> mvapich-discuss at cse.ohio-state.edu
> >> http://mail.cse.ohio-state.edu/mailman/listinfo/mvapich-discuss
> >>
> >
> >
>
>
> --
> Craig Tierney (craig.tierney at noaa.gov)
>