[Bug bootstrap/44470] [4.6 Regression] Failed to bootstrap with - -with-arch=atom

[bernds at gcc dot gnu dot org]

------- Comment #19 from bernds at gcc dot gnu dot org  2010-08-16 23:51 -------
Created an attachment (id=21497)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=21497&action=view)
A patch which should produce more add insns

In other words, don't we at least need this patch to avoid generating
unnecessary leas?

But still, alternative 2 of addsi_1 looks extremely ugly, and I think the code
before revision 160557 made more sense.  What exactly was wrong with it?


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44470