[petsc-dev] Enabling single precision for MUMPS and SUPERLU

[Stefano Zampini]

Sorry Hong, I forgot to pull before doing the patches. Please find attached
the patches made with the latest dev
(changeset 24444 92061a43c7a4)

Stefano



2012/9/21 Hong Zhang <hzhang at mcs.anl.gov>

> Stefano:
> Are you sure these patches are made out of the latest petsc-dev?
> I get
> petsc:/sandbox/hzhang/petsc-dev>patch -Np1 < superlu_patch_single.diff
> patching file config/PETSc/packages/SuperLU.py
> patching file src/mat/impls/aij/seq/superlu/makefile
> patching file src/mat/impls/aij/seq/superlu/superlu.c
> Hunk #1 FAILED at 21.
> Hunk #2 FAILED at 142.
> Hunk #4 FAILED at 311.
> Hunk #5 succeeded at 517 with fuzz 2.
> Hunk #6 FAILED at 569.
> Hunk #8 succeeded at 618 with fuzz 1.
> 4 out of 8 hunks FAILED -- saving rejects to file
> src/mat/impls/aij/seq/superlu/superlu.c.rej
>
> Similar error on mumps_patch_single.diff.
>
> Patching petsc-3.3 is successful though.
>
> Barry: do you agree with Stefano's approach?
>
> Hong
>
> Hong, attached please find the two patches split.
>>
>> 2012/9/21 Hong Zhang <hzhang at mcs.anl.gov>
>>
>>> Stefano:
>>>
>>>>
>>>> When Hong has finished testing, I will split the patches and commit
>>>> them. Please let me know what macro name you'll choose (or the ugly choice
>>>> of course)
>>>>
>>>
>>> How about split the patches now?
>>> Then I'll test one package at a time.
>>> Hong
>>>
>>>>
>>>> There is also pastix which can be enabled, but the problem is that it
>>>> requires pt-scotch for partitioning, and in turn pt-scotch will become a
>>>> possible method to be used in MatPartitioning class. Maybe someone can
>>>> think about adding a new command line argument in package configure which
>>>> guaranties you will use a library (pt-scotch) only inside  pastix and not
>>>> within the MatPartitioning class? (maybe using self.useddirectly in
>>>> config/BuildSystem/package.py)
>>>>
>>>> --
>>>> Stefano
>>>>
>>>
>>>
>>
>>
>> --
>> Stefano
>>
>
>


-- 
Stefano
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