[Bug target/37364] [4.4 Regression] IRA generates inefficient code due to missing regmove pass

[hjl dot tools at gmail dot com]

------- Comment #24 from hjl dot tools at gmail dot com  2008-10-28 01:36 -------
(In reply to comment #23)
> (In reply to comment #22)
> > Created an attachment (id=16571)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16571&action=view) [edit]
> > A patch to re-enable regmove
> > After applying this patch to re-enable regmove, I got
> > [hjl@gnu-6 gcc]$ ./xgcc -B./ -O2 -mtune=core2 /tmp/foo.c -o noira -fno-ira -m32
> HJ, is your foo.c the case attached in comment #18?
> 

Yes.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37364