On Oct 23, 2014, at 11:42 AM, Sebastian Pop <seb...@gmail.com> wrote:
> Sebastian Pop wrote: >> Maxim Kuvyrkov wrote: >>> This change requires benchmarking, which I can't easily do at the moment. I >>> would appreciate any benchmarking results that you can share. >> >> I will run my testsuite on aarch64. >> Do you need the perf for all the previous patches 1 to 5 together, or just >> for patch 5? > > I ran your patch 5 on top of r216539 at -O3 and there were not many > differences > in performance, and of very little amplitude. Some small speedups, and some > small slowdowns. Let me know if you want a reduced testcase for the most > significative slowdown. Hi Sebastian, This is, pretty much, what I expected. This patch enables infrastructure for patch 7, and, by itself, was not supposed to give measurable speed ups. Patch 7 should improve performance for Cortex-A15 (and any other cores that have similar auto-prefetcher hardware). Thank you for the benchmarking! -- Maxim Kuvyrkov www.linaro.org
