[RFC] optabs and tree-codes for vector operations

[Devang Patel]

On Aug 18, 2004, at 12:55 PM, Richard Henderson wrote:

> On Wed, Aug 18, 2004 at 12:17:34PM -0700, Devang Patel wrote:
>> So, we'd have one new optab to for VEC_COND_EXPR. And we use target
>> hooks to expand appropriately based on target requirements?
>
> Hmm?  Why do you need target hooks for this?

To allow targets to interpret vector compare results appropriately? I 
am on shaky ground here because I am still not completely able to 
understand how current rtl vector operations are working.

-
Devang