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On 07/12/12 15:13, Christophe Lyon wrote:
Hi,
As ARM supports unaligned vector accesses for almost no penalty, I'd
like to disable loop peeling on ARM targets.
I have ran benchmarks on cortex-A9 (hard-float) and noticed these
significant improvements:
* 1.5% improvement on a popular embedded be
Hi,
As ARM supports unaligned vector accesses for almost no penalty, I'd
like to disable loop peeling on ARM targets.
I have ran benchmarks on cortex-A9 (hard-float) and noticed these
significant improvements:
* 1.5% improvement on a popular embedded benchmark (with peaks at +20% and +29%)
* 2.1%
