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Re: MD representation of IA64 floating point operations
- From: Richard Henderson <rth at redhat dot com>
- To: Jim Wilson <wilson at specifixinc dot com>
- Cc: Steve Ellcey <sje at cup dot hp dot com>, zack at codesourcery dot com, gcc at gcc dot gnu dot org, rth at twiddle dot net, Gary dot Tracy2 at hp dot com, Sverre dot Jarp at cern dot ch, Michal dot Kapalka at cern dot ch
- Date: Fri, 23 Jul 2004 14:41:50 -0700
- Subject: Re: MD representation of IA64 floating point operations
- References: <200407231617.JAA27163@hpsje.cup.hp.com> <1090611519.1091.15.camel@localhost>
On Fri, Jul 23, 2004 at 12:38:39PM -0700, Jim Wilson wrote:
> modeless patterns have the flaw that they can match stuff that they were
> never intended to match.
Reload also looks at the mode of the operand in the pattern to
decide what mode to reload a value in. This is of most importance
to integer modes, due to const_int, but as-written it will affect
any operand.
r~