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[Bug rtl-optimization/31485] C complex numbers, amd64 SSE, missed optimization opportunity



------- Comment #10 from irar at il dot ibm dot com  2010-04-21 18:33 -------
Thanks. So, it is not always profitable and requires a cost model. 
I am now working on cost model for basic block vectorization, I can look at
this once we have one.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31485


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