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Commit 21c4adcd authored by Evan Cheng's avatar Evan Cheng
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Legalizer optimize a pair of div / mod to a call to divrem libcall if they are 

not legal. However, it should use a div instruction + mul + sub if divide is
legal. The rem legalization code was missing a check and incorrectly uses a
divrem libcall even when div is legal.

rdar://12481395

llvm-svn: 165778
parent 408668a8
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