Openacc launch API

Bernd Schmidt
Thu Sep 24 09:58:00 GMT 2015

On 09/24/2015 10:40 AM, Jakub Jelinek wrote:
> Iff GCC 5 compiled offloaded OpenACC/PTX code will always do host fallback
> anyway because of the incompatible PTX version, then why don't you just
> do
>    goacc_save_and_set_bind (acc_device_host);
>    fn (hostaddrs);
>    goacc_restore_bind ();
> and nothing else in GOACC_parallel?

That was essentially my suggestion.

> Other than that, I think Bernd has covered all the issues I had.

What is your opinion on the forward compatibility issue? Is it something 
we care about?


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