Patch drop: fwprop.c patch for neon-strided-load-extract
ramana.radhakrishnan at linaro.org
Wed Jan 4 15:29:55 UTC 2012
On 4 January 2012 15:09, Richard Sandiford <richard.sandiford at linaro.org> wrote:
> Ramana Radhakrishnan <ramana.radhakrishnan at linaro.org> writes:
>> On 29 December 2011 10:21, Richard Sandiford
>> <richard.sandiford at linaro.org> wrote:
>>> The remaining change for neon-strided-load-extract is to allow fwprop.c
>>> to propagate:
>>> (set (reg X) (subreg (reg Y) N))
>>> even if no further simplifications are possible. I posted the original
>>> patch for comments here:
>>> and fixed the problem that H.J. spotted. I wasn't entirely happy with
>>> the benchmark results though, so it never became an RFA.
>> When you say you weren't happy with the benchmark results - would you
>> remember if it didn't show
>> any significant improvements or were there significant regressions ?
> There were some nice improvements but a couple of regressions. I don't
> remember the regressions being very big, but they were outside the noise,
> so I wanted to explain them first.
Ok - thanks that's good enough to know.
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