[PATCH] Fix PR15267

[Michael Liao]

Hi Duncan

On Wed, 2013-02-20 at 18:23 +0100, Duncan Sands wrote:
> Hi Nadav,
> 
> On 20/02/13 17:53, Nadav Rotem wrote:
> >
> > On Feb 20, 2013, at 2:35 AM, Duncan Sands <baldrick at free.fr
> > <mailto:baldrick at free.fr>> wrote:
> >
> >> it sounds like you consider <4 x i1> to be bitpacked in memory, like i4.
> >> Is that right?
> >
> > Yes. We need this in order to be consistent with targets that support mask
> > registers.
> 
> while it makes sense to me, can you please document this somewhere and ensure
> that getTypeAllocSize and friends are fixed (should return 1 byte!).

You're right. Could you give me suggestion on where should we document
this? Feel more places need fixing.

Yours
- Michael

> 
> Ciao, Duncan.
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