Hi, Michael Thanks for your reply. :) OK, I will wait for the next release and would like to give it a try on our I.MX51/MX53 platforms and give you valuable feedback.
BR, Jason > -----Original Message----- > From: Michael Hope [mailto:michael.h...@linaro.org] > Sent: Monday, August 09, 2010 4:36 PM > To: Liu Hui-R64343 > Cc: linaro-dev@lists.linaro.org; loic.min...@linaro.org > Subject: Re: Cross toolchain > > Hi Jason. There's a couple of different things going on > here. The Toolchain Working Group, which I am a part of, is > working on both 4.4 and 4.5 based versions of GCC. We want > the Linaro version to be 'the toolchain for ARM', as in the > one that people first go to when thinking about an ARM project. > > The 4.4 version is being used by Ubuntu as their default compiler. > The 4.5 version is where the new work and performance > improvements will go. Both are focused on the Cortex-A > series and have Thumb2, NEON, and Cortex-A specific > optimisations. We will also be be supplying a standard > cross-compiler builds that can be installed on your Ubuntu > based host machine. > > Regarding benchmarks, I'd recommend you wait a week for our > next release and give it a try on your actual code. We're > very interested in any feedback and any performance > regressions compared to earlier versions. > > Hope that helps, > > -- Michael > > The best benchmark to try > On Mon, Aug 9, 2010 at 11:41 PM, Liu Hui-R64343 > <r64...@freescale.com> wrote: > > Hi, Linaoer, > > > > I'm one SW engineer named Jason Liu from Freescale. I noticed that > > there are some discussion about the arm-cross-toolchain. I want to > > know the following: > > > > What cross-tool chain will Linaro use? What's the version number? > > Will it enable ARM-V7 support? > > Will it enalbe NEON support? > > What's the improvement for the memcpy function? What I'm > asking this > > question due to that we meet the peformance drop when we > upgrade gcc > > version from 4.1.2 to higher version. > > > > Thanks. > > > > BR, > > Jason > > > > > > > > > >> -----Original Message----- > >> From: linaro-dev-boun...@lists.linaro.org > >> [mailto:linaro-dev-boun...@lists.linaro.org] On Behalf Of Marcin > >> Juszkiewicz > >> Sent: Tuesday, July 20, 2010 12:00 PM > >> To: linaro-dev@lists.linaro.org > >> Subject: Re: [Linaro-dev] Maverick cross toolchain > >> > >> > >> 2010.07.20 > >> > >> updated gcc-4.4 to 4.4.4-7ubuntu1 and fixed dependencies of some > >> packages updated gcc-4.5 to 4.5.0-8ubuntu1 and fixed > dependencies of > >> some packages updated binutils to > >> 2.20.51.20100710-1ubuntu2 and reverted sysroot change updated ARM > >> libraries to latest versions > >> > >> > >> > >> _______________________________________________ > >> linaro-dev mailing list > >> linaro-dev@lists.linaro.org > >> http://lists.linaro.org/mailman/listinfo/linaro-dev > >> > >> > > > > > > _______________________________________________ > > linaro-dev mailing list > > linaro-dev@lists.linaro.org > > http://lists.linaro.org/mailman/listinfo/linaro-dev > > > > _______________________________________________ linaro-dev mailing list linaro-dev@lists.linaro.org http://lists.linaro.org/mailman/listinfo/linaro-dev