Re: OpenMP to GPGPU langauges

[Naganna <genaganna at vizexperts dot com>]

Antoniu Pop wrote:
> Hi,
>
>   
> >   I would like to do backend work to convert OpenMP to GPGPU
> > langauages(Brook+).
> >     
>
> I'm not sure this would be best suited for backend work. The OpenMP
> pragma expansion is done very early and the decision to offload parts
> of the computation to the GPGPU would probably need to be taken before
> the expansion happens.
>   
[Naganna]  I would like to know all phases of GCC OpenMP(Paser level, 
intermediate reprsentation, code generation and OpenMP runtime librariy)

      could you please point documents which explain work flow of GOMP?
>   
> >   could you please send me pointers to documents which explains the source
> > code details for OpenMP backend code generation?
> >     
>
> AFAIK there is no specific backend code generation for OpenMP, nor the
> possibility to  compile for both the CPU and GPGPU in one go.
> If you want to take a look at the OpenMP code generation, the best way
> is to take a look at the code in gcc/omp-low.c
>
>   
> >   As side point, I am very new to GCC development.
> >     
>
> Welcome then :)
> Antoniu
>
>
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