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Commit f4f80e1f authored by Owen Anderson's avatar Owen Anderson
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Teach reassociate to commute FMul's and FAdd's in order to canonicalize the... 

Teach reassociate to commute FMul's and FAdd's in order to canonicalize the order of their operands across instructions.  This allows for greater CSE opportunities.

llvm-svn: 156323
parent 4496c44e
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