x86_64 merger part 6 - upper halves and constraints

[Richard Henderson]

On Fri, Mar 09, 2001 at 06:55:17PM +0100, Jan Hubicka wrote:
> BTW the ior/sub_ext* patterns are missing in our MD files. Is there
> some purpose for that? If not, I will probably add them later.

The *_ext_* patterns were added as needed.  We never needed those.  ;-)

> ! (define_insn "*movsi_extzv_1"

This pattern was deleted in the diff.  Mistake?

> ! (define_insn "*testqi_ext_1"

No customary renaming of the rex64 pattern here.



r~