Re: intel mkl

[Ben Abbott]

On Jun 8, 2010, at 6:41 AM, Mag Gam wrote:

> On Mon, Jun 7, 2010 at 11:40 PM, Mag Gam <address@hidden> wrote:
>> 
>> On Mon, Jun 7, 2010 at 11:35 PM, John W. Eaton <address@hidden> wrote:
>>> On  7-Jun-2010, Mag Gam wrote:
>>> 
>>> | I am trying to compile Octave with Intel compiler and use Intel Math
>>> | Kernel Libraries. However, It seems the basic install isn't finding my
>>> | MKL libraries. I know there were previous threads about this topic
>>> | therefore I am hoping to get some help.
>>> |
>>> | Here is how I am compiling stuff.
>>> |
>>> | PREFIX=/apps/octave-3.2.3
>>> |
>>> | export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/apps/hdf5-1.8.3/lib
>>> |
>>> | INCLUDE="-I/apps/hdf5-1.8.3/include"
>>> | ./configure F77=ifort FFLAGS="-O3 -xW" CXX=icpc CPP="icc -E" CC=icc
>>> | CXXPP="icpc -E" \
>>> |         CXXFLAGS="$INCLUDE -mieee-fp" \
>>> |         --prefix="$PREFIX" CFLAGS="-O3 -xW $INCLUDE" CPPFLAGS="$CFLAGS" \
>>> |         LDFLAGS="-limf -lm -L/apps/hdf5-1.8.3/lib" \
>>> |         PERL=/apps/perl-5.10.1/bin/perl --disable-extra-warning-flags
>>> | --disable-docs
>>> |
>>> | The MKL libraries exist here: /apps/intel/lib/intel64
>>> |
>>> | This currently does not find the MKL, I am curious how others did this.
>>> 
>>> CPPFLAGS is for the preprocessor, so setting CPPFLAGS to $CFLAGS is
>>> probably not what you want.
>>> 
>>> -I flags belong in CPPFLAGS.
>>> 
>>> -L flags belong in LDFLAGS.
>>> 
>>> Use CXXFLAGS and CFLAGS for things like -O and -g, and I suppose
>>> -mieee-fp if that is not discovered automatically by the configure
>>> script.
>>> 
>>> I don't think any variable CXXPP is used in Octave's configure scripts
>>> or Makefiles.
>>> 
>>> jwe
>>> 
>> 
>> Wow. Thanks for the quick response.
>> 
>> I am going by this:
>> 
>> http://octave.1599824.n4.nabble.com/icc-compiler-td1677125.html
>> 
> 
> Still having no luck. It can't find my lapack.
> 
> My lapack is located at:
> /apps/lib/em64t/libmkl_lapack.so
> 
> But I am not sure what argument I need to put in my ./configure to
> have it find it.
> 

Have you looked over the configure options?

        ./configure --help

Ben

p.s. When replying please bottom-post so that those who arrive later can follow.