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Re: x86-64: adjust zero extension patterns
- From: Richard Henderson <rth at redhat dot com>
- To: Jan Beulich <JBeulich at novell dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Fri, 8 Jul 2005 12:50:06 -0700
- Subject: Re: x86-64: adjust zero extension patterns
- References: <s2cb6f06.015@lucius.provo.novell.com>
On Wed, Jul 06, 2005 at 05:42:15AM -0600, Jan Beulich wrote:
> * i386.md (movdi_extzv_1): New.
> (zero_extendhidi2): Combine alternatives and never force use of
> REX64 prefix.
> (zero_extendqidi2): Likewise. Don't restrict input selection.
Ok.
r~