i386 mulqi patch
Richard Henderson
rth@cygnus.com
Mon Feb 28 09:50:00 GMT 2000
On Mon, Feb 28, 2000 at 02:52:54PM +0100, Jan Hubicka wrote:
> Note that the promoting multiply patterns are quite questinal,
> since they don't appear in the output file. Are they worthwhile?
Well, mulsidi is used during constant division. I'm not sure how mulqihi
could be used. Perhaps not in C, but some other language that didn't
promote arithmetic operands to `int' first.
> * i386.md (mulqi3): New pattern.
Ok.
r~
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