[PATCH]: Add annotations for expression and constants

[Daniel Berlin]

On Jun 10, 2004, at 10:14 AM, Diego Novillo wrote:

> On Thu, 2004-06-10 at 09:38, Daniel Berlin wrote:
>
>> I'd have to create a new union or void *ify it, since it's currently a
>> union tree_ann_d *, not a void *.   But i can't easily void * it
>> because it's GC'd.
>>
> OK.  Creating the annotations is easier then.  BTW, are you also going
> to number naked decls to commonize multiple loads from global 
> variables,
> for instance?

Yes, as part of load value numbering (which is going to be a followup, 
so i can get this stuff in as a starting point).

>  If so, the hash value will also be needed in var_ann_d.
>

Yup.

> I'm thinking if we shouldn't just put the hash value in
> tree_common_ann_d directly.
>
Yeah.
I'll do that in the GVN-PRE patch (which actually adds the annotations)

>
> Diego.
>