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Re: Question on aggregates and GIMPLE
- From: Richard Henderson <rth at redhat dot com>
- To: Richard Kenner <kenner at vlsi1 dot ultra dot nyu dot edu>
- Cc: gcc at gcc dot gnu dot org
- Date: Tue, 8 Jun 2004 19:28:09 -0700
- Subject: Re: Question on aggregates and GIMPLE
- References: <10406090138.AA25853@vlsi1.ultra.nyu.edu>
On Tue, Jun 08, 2004 at 09:38:49PM -0400, Richard Kenner wrote:
> Given that no one other than you knows what a PLACEHOLDER_EXPR is,
> it's up to you to figure out where we're missing such things and
> replicate expr_size and its ilk to work on trees in gimplify.c.
>
> Sorry, I didn't mean my general comment about how to handle things related
> PLACEHOLDER_EXPR. Those are trivial: it's just a matter of code calling
> expr_size instead of thinking that it knows how to do it itself, as I see a
> lot of places doing.
BTW, you can't call expr_size, since that generates rtl. You have to
re-implement what expr_size did on trees alone.
r~