[Beignet] [PATCH] Generate most of the vector builtin functions automatically

[Zhigang Gong]

On Fri, Jul 19, 2013 at 05:41:07PM +0800, Zhigang Gong wrote:
> Hi,
> 
> As Beignet is using the SOA model, and we need to lower down all
> the vector builtin functions to the scalar version. This type of
> thing is ideal to use a script to generate all the code according
> to the OpenCL's spec. I just copy/paste most of the prototypes from
> the OpenCL spec and put them into builtin_vector_proto.def. Then
> I wrote a python script to parse the spec and generate all the
> vector inline functions and I removed all existing duplicate
> functions in ocl_stdlib.h.
> 
> Now we have three parts of auto-generated code, the as/convert and
> this vector related functions. The amount of these three parts are
> much more than the other code in ocl_stdlib.h. To make the maintainance
> easier, I split the auto-generated code out of the ocl_stdlib.h, and
> refine the build process to generate one blob header file at build time.
> 
> Then I also made a new patch based on Junyan's PCH patch to accelerate
> the cl kernel build speed.
> 
> As this patchset is handling tons of those auto-generated code, the
> patch is relatively big. I just attached the compressed tar ball rather
> than embed them directly.
> 
> Waiting for your comments. Thanks.

Sorry, that I sent the wrong attachment in last email.
Now correct it here.

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