[Bug target/27855] reassociation pass produces ~30% slower matrix multiplication code

amacleod at redhat dot com gcc-bugzilla@gcc.gnu.org
Mon Jun 5 15:57:00 GMT 2006



------- Comment #9 from amacleod at redhat dot com  2006-06-05 15:46 -------
This thread is moving dangerously close to work in progress.. :-)
I'll have something more definitive to say about it in a few weeks, but I'm
looking at doing significant register pressure reduction at out of ssa time as
a component of a larger hunk of work.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27855



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