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Re: [patch]: Enhance rtl-dse to remove unaligned read after writes.
Paolo Bonzini wrote:
>> you are right,
>> That is certainly going to be a hard path to test, it is there in case
>> lshr is expensive and ashr is cheap. i do not know if such a machine
> you can modify the costs artificially.
Ian and I decided that the code was overkill anyway. I now just look
for the lshr.
I am going to resubmit the patch after the summit after pinski has a
chance to try it on the spu. Apparently the gen_lowpart may fail on the
spu because of the oddball modes available.