Re: [ViennaCL-devel] IRC Meeting...

2013-10-27 Thread Karl Rupp
Hey, okay, good. 2pm UTC :-) Best regards, Karli On 10/27/2013 05:02 PM, Philippe Tillet wrote: > Hi, > > Okay, you did warn me, but still I was had by the time shift thing ... > Sorry! > Tomorrow 2pm is fine... > > Philippe > > > 2013/10/27 Karl Rupp mailto:[email protected]>> > > Hi g

Re: [ViennaCL-devel] implicit GPU-to-CPU scalar conversion of viennacl::scalar_expression<>...

2013-10-27 Thread Philippe Tillet
Hi hi, 2013/10/27 Karl Rupp > Hi, > > > > This makes the assumption that the 2-way reduction will always be the > >> best way to compute an inner-product on any OpenCL device. We want the >> reduction-based programs to be device-specific, so these "sometimes >> truncated operations" will have t

Re: [ViennaCL-devel] IRC Meeting...

2013-10-27 Thread Philippe Tillet
Hi, Okay, you did warn me, but still I was had by the time shift thing ... Sorry! Tomorrow 2pm is fine... Philippe 2013/10/27 Karl Rupp > Hi guys, > > let's re-start our meeting tomorrow, Monday, Oct 28, at 2pm. Philippe, > does this work for you? > > Best regards, > Karli > > > On 10/27/2013

Re: [ViennaCL-devel] IRC Meeting...

2013-10-27 Thread Karl Rupp
Hi guys, let's re-start our meeting tomorrow, Monday, Oct 28, at 2pm. Philippe, does this work for you? Best regards, Karli On 10/27/2013 10:26 AM, Toby St Clere Smithe wrote: > Karl Rupp writes: >> Yeah! I hope GRE went well :-) > > Seconded! > >>> Is 2pm UTC tomorrow fine for everyone? >> >

Re: [ViennaCL-devel] implicit GPU-to-CPU scalar conversion of viennacl::scalar_expression<>...

2013-10-27 Thread Karl Rupp
Hi, > This makes the assumption that the 2-way reduction will always be the > best way to compute an inner-product on any OpenCL device. We want the > reduction-based programs to be device-specific, so these "sometimes > truncated operations" will have to be forwarded somehow to the kernel > gene

Re: [ViennaCL-devel] implicit GPU-to-CPU scalar conversion of viennacl::scalar_expression<>...

2013-10-27 Thread Philippe Tillet
Hello, I had not noticed that only the first reduction would be executed in this case, so my arguments were indeed invalid :) However, I am now even more worried than before ;) This makes the assumption that the 2-way reduction will always be the best way to compute an inner-product on any OpenCL

Re: [ViennaCL-devel] implicit GPU-to-CPU scalar conversion of viennacl::scalar_expression<>...

2013-10-27 Thread Karl Rupp
Hi, > Now that I'm back to some C++ coding, I want to finish the integration > of viennacl::op_reduce<>. > I've noticed a lot of different operator overloads for > viennacl::scalar_expression<>, with basically different implicit > conversions to raw scalar. I'm a bit skeptical here :) > This allo

Re: [ViennaCL-devel] IRC Meeting...

2013-10-27 Thread Toby St Clere Smithe
Karl Rupp writes: > Yeah! I hope GRE went well :-) Seconded! >> Is 2pm UTC tomorrow fine for everyone? > > Fine for me. :-) > (Keep the change in daylight saving time in mind) I'll come along to the meeting, without much progress, but at least my work is settling down now, too, so I should be a