Re: [PATCH, i386]: Introduce Yp register constraint and merge *_lea add ans ashift patterns with base

[Richard Henderson <rth at redhat dot com>]

On 08/23/2011 01:23 PM, Uros Bizjak wrote:
> Yes, I am aware of this attribute, but OTOH, I propose that we use it
> for ISA changes and don't mix everything together.

I think that's more confusing than not.  We can use other
sub-attributes than ISA if that makes it easier for you,
but I do think that these artificial ISA restrictions do
have the quality of a real restricted ISA like coldfire.


r~