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Re: Altivec + 16 byte alignment
- From: <tm_gccmail at mail dot kloo dot net>
- To: Richard Kenner <kenner at vlsi1 dot ultra dot nyu dot edu>
- Cc: neil at daikokuya dot co dot uk, gcc at gcc dot gnu dot org
- Date: Tue, 11 Feb 2003 12:40:43 -0800 (PST)
- Subject: Re: Altivec + 16 byte alignment
On Tue, 11 Feb 2003, Richard Kenner wrote:
> It's just a function call, exposed to the front end. Nice and clean.
>
> In which case, why not do it totally in the back end? I don't see it as
> a big deal, but I'm not sure what you gain by adding a call to that function
> into every front end.
Now that you mention it, I think Naveen's "stack reorgization" patch might
be relevent, since it allows juggling items on the stack around.
You might want to rearrange the stack to minimize the gaps between the
data items if you're supporting multiple aligned stack items.
Toshi