[Bug target/27855] [4.3 regression] reassociation pass produces ~30% slower matrix multiplication code

[ubizjak at gmail dot com]

------- Comment #17 from ubizjak at gmail dot com  2007-12-10 10:16 -------
4.3 regression according to Issue 2 at
http://gcc.gnu.org/ml/gcc/2007-11/msg00753.html.


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ubizjak at gmail dot com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|reassociation pass produces |[4.3 regression]
                   |~30% slower matrix          |reassociation pass produces
                   |multiplication code         |~30% slower matrix
                   |                            |multiplication code


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