[Bug tree-optimization/34265] Missed optimizations

ubizjak at gmail dot com gcc-bugzilla@gcc.gnu.org
Mon Dec 3 16:30:00 GMT 2007



------- Comment #30 from ubizjak at gmail dot com  2007-12-03 16:30 -------
(In reply to comment #26)
> > IMO, SLP should vectorize the sequence.
> What is the meaning of the above sentence?

Uh, sorry for being terse. If there are no loops, then "straight-line
parallelization" [SLP] should vectorize your manually unrolled sequence in
comment #24. You can look into testsuite/gcc.dg/vect/slp-*.c for some c code
examples.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34265



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