On Wed, 11 May 2005, Anthony Chan wrote:
>
> Just tried to compile a simple mpi programs with ~riley/bin/mpxlc
>
> mpe_work/build_ibm> ~riley/bin/mpxlc test_mpi.c
> /opt/ibmcmp/vac/7.0/bin/xlc: 1501-238 configuration file
> /etc/opt/ibmcmp/blrts.cfg does not exist
> /opt/ibmcmp/vac/7.0/bin/xlc: 1501-270 You may use the vac_configure tool
> to create a configuration file.
>
> Is user supposed to use vac_configure to configure the compilers ?
>
> A.Chan
>
> On Wed, 11 May 2005, Katherine M Riley wrote:
>
> >
> > these are IBMs modified scripts. Bob gave them for free distribution
> > at the apps workshop.
> >
> > -katherine
> >
> > On May 11, 2005, at 11:17 AM, Anthony Chan wrote:
> >
> > >
> > > Hi Katherine,
> > >
> > > Since all the ~riley/bin/mp* compiler wrappers have IBM's copyright
> > > statements, I wonder if the compiler wrappers are provided by IBM or
> > > you
> > > modified from AIX's mp* scripts to be used in BG/L ?
> > >
> > > A.Chan
> > >
> > > On Wed, 11 May 2005, Katherine M Riley wrote:
> > >
> > >>
> > >> And we also has a suite of mp* compile scripts in ~riley/bin.
> > >>
> > >> -katherine
> > >>
> > >> On May 11, 2005, at 10:14 AM, William Gropp wrote:
> > >>
> > >>> At 09:58 AM 5/11/2005, Andrew Siegel wrote:
> > >>>> Agreed. We will make that wiki section(link info is there actually)
> > >>>> more
> > >>>> prominent, and one of us will write an mpicc/mpif77 etc script.
> > >>>
> > >>> I can update the scripts (the MPICH2 scripts that IBM distributes
> > >>> have
> > >>> all of the necessary features, or if they don't, we should update
> > >>> them
> > >>> in MPICH2 and get IBM to distribute them). In fact, all that is
> > >>> needed is to add some files to the etc directory (to enable the
> > >>> environment variable/-conf argument method for switching between the
> > >>> compilers) (other than fixing the -g -O2 in the current scripts). In
> > >>> fact, additional configurations can be defined that enable
> > >>> recommended
> > >>> optimization options with something like SETENV MPICH_F77 xlf-opt, as
> > >>> long as there is an mpif77-xlf-opt.conf file in the etc directory.
> > >>>
> > >>> Bill
> > >>>
> > >>>
> > >>>
> > >>>
> > >>>> -----Original Message-----
> > >>>> From: William Gropp [mailto:gropp@xxxxxxxxxxx]
> > >>>> Sent: Wednesday, May 11, 2005 9:54 AM
> > >>>> To: Andrew Siegel
> > >>>> Cc: discuss@xxxxxxxxxxxxxxx
> > >>>> Subject: RE: [bgl-discuss] xlc/xlf versions of mpicc/mpif77 etc?
> > >>>>
> > >>>> At 09:38 AM 5/11/2005, Andrew Siegel wrote:
> > >>>>> I think we all just invoke the compilers directly and include/link
> > >>>>> explicitly (would be nice to have a wrapper though). Did you want a
> > >>>> sample
> > >>>>> makefile, or were you just curious if there was an alternative ...
> > >>>>
> > >>>> I'm surprised that invoking the compiler directly is acceptable; the
> > >>>> extra
> > >>>> link information is awkward to type and error-prone. I'm trying to
> > >>>> understand why the mpicc/mpif77/etc. scripts are not used. (It is
> > >>>> not easy
> > >>>> to find the correct info for compiling and linking files on BG/L;
> > >>>> there's
> > >>>> no obvious link on the BGL web pages, for example.) For my codes, I
> > >>>> expect
> > >>>> the process to be
> > >>>>
> > >>>> set
> > >>>>
> > >>>> MPICC = path-to-mpicc
> > >>>> MPIF77 = path-to-mpif77
> > >>>>
> > >>>> in my Makefile, followed by
> > >>>>
> > >>>> make
> > >>>>
> > >>>> followed by (in many cases a script that executes more than one job)
> > >>>>
> > >>>> mpirun or mpiexec
> > >>>>
> > >>>> followed by a step that gathers the results of the run. Before the
> > >>>> update,
> > >>>> this was all that I needed to do to successfully use either the Gnu
> > >>>> or XL
> > >>>> compilers. This seems simple to me, but if there is an easier way,
> > >>>> I'd
> > >>>> like to use it. Surely you don't all remember that long link line
> > >>>> with the
> > >>>> various exports etc? My memory isn't that good anymore :(
> > >>>>
> > >>>> Bill
> > >>>>
> > >>>>
> > >>>>
> > >>>>> -----Original Message-----
> > >>>>> From: owner-discuss@xxxxxxxxxxxxxxx
> > >>>> [mailto:owner-discuss@xxxxxxxxxxxxxxx]
> > >>>>> On Behalf Of William Gropp
> > >>>>> Sent: Wednesday, May 11, 2005 9:31 AM
> > >>>>> To: discuss@xxxxxxxxxxxxxxx
> > >>>>> Subject: [bgl-discuss] xlc/xlf versions of mpicc/mpif77 etc?
> > >>>>>
> > >>>>> I had set things up so that
> > >>>>>
> > >>>>> setenv MPICH_F77 xlf
> > >>>>> mpif77 ...
> > >>>>>
> > >>>>> would get you the xlf version of mpif77 (with the correct libraries
> > >>>> and
> > >>>>> options), and similarly for the C, F90, and C++ compilers. This
> > >>>>> also
> > >>>> worked
> > >>>>> with mpif77 -conf=xlf ... . I find this particularly convenient
> > >>>> because it
> > >>>>> makes it easy to use existing makefiles and switch between the
> > >>>>> compilers. With the compiler upgrade, these have vanished. What
> > >>>>> do
> > >>>> people
> > >>>>> to to use the xl compilers now?
> > >>>>>
> > >>>>> I also noted that the mpicc script sets the compiler flags -g -O2,
> > >>>> which it
> > >>>>> should not do (IBM needs to fix this in the distributions).
> > >>>>>
> > >>>>> Bill
> > >>>>>
> > >>>>> William Gropp
> > >>>>> http://www.mcs.anl.gov/~gropp
> > >>>>>
> > >>>>> -
> > >>>> --------------------------------------------------------------------
> > >>>>> To add or remove yourself from this mailing list, use the
> > >>>>> 'notifyme'
> > >>>>> command on any BGL machine. To remove: notifyme -n, to add:
> > >>>>> notifyme
> > >>>> -y.
> > >>>>
> > >>>> William Gropp
> > >>>> http://www.mcs.anl.gov/~gropp
> > >>>>
> > >>>>
> > >>>>
> > >>>> -
> > >>>> --------------------------------------------------------------------
> > >>>> To add or remove yourself from this mailing list, use the 'notifyme'
> > >>>> command on any BGL machine. To remove: notifyme -n, to add: notifyme
> > >>>> -y.
> > >>>
> > >>> William Gropp
> > >>> http://www.mcs.anl.gov/~gropp
> > >>> -
> > >>> --------------------------------------------------------------------
> > >>> To add or remove yourself from this mailing list, use the 'notifyme'
> > >>> command on any BGL machine. To remove: notifyme -n, to add: notifyme
> > >>> -y.
> > >>>
> > >> ------------------------------------------------------------------
> > >>
> > >> Katherine M Riley
> > >> Argonne National Lab
> > >> Ph : (630) 252-5786
> > >> Cell : (773) 351-6042
> > >>
> > >> - --------------------------------------------------------------------
> > >> To add or remove yourself from this mailing list, use the 'notifyme'
> > >> command on any BGL machine. To remove: notifyme -n, to add: notifyme
> > >> -y.
> > >>
> > >>
> > >>
> > ------------------------------------------------------------------
> >
> > Katherine M Riley
> > Argonne National Lab
> > Ph : (630) 252-5786
> > Cell : (773) 351-6042
> >
> >
>
> - --------------------------------------------------------------------
> To add or remove yourself from this mailing list, use the 'notifyme'
> command on any BGL machine. To remove: notifyme -n, to add: notifyme -y.
>
>