[petsc-users] Using ViennaCL without recompiling

[Franco Milicchio]

> On Apr 28, 2017, at 4:46pm, Satish Balay <balay at mcs.anl.gov> wrote:
> 
> On Fri, 28 Apr 2017, Franco Milicchio wrote:
> 
>> 
>>> Not recompiling your own project is fine. PETSc has an ABI. You just reconfigure/recompile PETSc with
>>> ViennaCL support. Then you can use -mat_type viennacl etc.
>> 
>> Thanks for your answer, Matt, but I expressed myself in an ambiguous way.
>> 
>> I cannot recompile PETSc, I can do whatever I want with my code.
> 
> You can always install PETSc.
> 
> If you don't have write permission to the install you are currently
> using - you can start with a fresh tarball [of the same version], use
> reconfigure*.py from the current install to configure - and install
> your own copy [obviously at a different location.


Thanks, Satish.

As I understand, you are suggesting to just substitute PETSc at linking level with my ViennaCL-enabled library, and it should work “flawlessly”? (the milage may vary, obviously)

This would be a huge gain to the project.

Thanks,
	Franco
	/fm

-- 
Franco Milicchio <fmilicchio at me.com>

Department of Engineering
University Roma Tre
https://fmilicchio.bitbucket.io/

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