[PATCH] Allow global structures to be vectorized
Renato Golin
renato.golin at linaro.org
Wed Feb 6 10:43:31 PST 2013
On 6 February 2013 18:40, Arnold Schwaighofer <aschwaighofer at apple.com>wrote:
> In principle, assuming that you return a conservative answer when you
> don't know whether something might alias (different or unknown Values), yes
> .
> The devil is in the detail :). You ignore no alias information on pointers
> this way (which is safe, but conservative). Also, you need to look at the
> attributes of memory access instructions (volatile, atomic and whatnot, see
> getDependency for this).
>
Thanks! I'll have another go and will return with more broken patches... ;)
cheers,
--renato
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