This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: RFC: subreg fixing (extract_bit_field or simplify_subreg)
- From: Richard Henderson <rth at redhat dot com>
- To: Aldy Hernandez <aldyh at redhat dot com>
- Cc: gcc at gcc dot gnu dot org, dje at watson dot ibm dot com, gcc-patches at gcc dot gnu dot org
- Date: Mon, 29 Nov 2004 15:37:43 -0800
- Subject: Re: RFC: subreg fixing (extract_bit_field or simplify_subreg)
- References: <20041028175321.GA1438@redhat.com> <20041028180357.GA22513@redhat.com> <20041029002252.GC6118@redhat.com> <20041029041000.GA23787@redhat.com> <20041030002209.GA7005@redhat.com> <20041101175711.GA6264@redhat.com> <20041103222514.GA9524@redhat.com>
On Wed, Nov 03, 2004 at 06:25:14PM -0400, Aldy Hernandez wrote:
> * expr.c (convert_move): Handle mixed float mode moves.
I don't see why you need this.
> * expmed.c (extract_bit_field): Do not create invalid subregs of
> floats.
This should not be needed with the current set of validation
rules. Perhaps should be queued for when these rules may be
refined, but that won't be for 4.0.
r~