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CUDA-x86.

Target Host?

 
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deeppow



Joined: 02 Feb 2012
Posts: 51

PostPosted: Tue Apr 23, 2013 6:18 am    Post subject: Target Host? Reply with quote

Using PVF 13.4 in Win7 64bit.

Under Property Pages -> Fortran -> Target Accelerators, the last element is "Target Host" with yes/no options. What is it? Can't find an explanation in my searches.


-ralph
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mkcolg



Joined: 30 Jun 2004
Posts: 4996
Location: The Portland Group Inc.

PostPosted: Wed Apr 24, 2013 1:15 am    Post subject: Reply with quote

Hi Ralph,

This will create a "host" version of the accelerator region (i.e. a version that will run serially on the host CPU) in addition to the Accelerated version. At run time, if an Accelerator is available, it's used, otherwise the host CPU is used. (You can also toggle this via an environment variable)

- Mat
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