Re: [ViennaCL-devel] Compilation load of matrix-test-*

2013-08-06 Thread Philippe Tillet
Hi Karl, I've just realized i had forgotten to answer! My computer is no longer laggy in single-threaded mode, which is already a good thing :) it still cannot bear make -j4, even though it has 4GB of RAM, my desktop computer can without any issue, though. I'll update this when I have cleaned and

Re: [ViennaCL-devel] Compilation load of matrix-test-*

2013-08-06 Thread Karl Rupp
Hi, I've just realized i had forgotten to answer! My computer is no longer laggy in single-threaded mode, which is already a good thing :) it still cannot bear make -j4, even though it has 4GB of RAM, my desktop computer can without any issue, though. I'll update this when I have cleaned

[ViennaCL-devel] On Autotuning GEMM

2013-08-06 Thread Philippe Tillet
Hey everybody, For a few days, I've been playing around with AMD's CodeXL, the HD5850 and the generator/autotuner: - First of all, I want to share something that made me completely crazy. Avoid : *vector += scalar*vector * in a compute bound context. After replacing the above by: *vector.s0 +=