On 13 May 2013 13:52, YongQin Liu <yongqin....@linaro.org> wrote: > Hi, All > > The attachment file is analysed by the streamline tool. > How to do you think about the vsub.f32 hot spot there? > Is there any way we can improve that?
It looks like there is a data dependency on the preceding load, it might be worth looking into prefetching the data, either manually or maybe try -fprefetch-loop-arrays? -- Will Newton Toolchain Working Group, Linaro _______________________________________________ linaro-toolchain mailing list linaro-toolchain@lists.linaro.org http://lists.linaro.org/mailman/listinfo/linaro-toolchain