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Commit b1a71cac authored by Craig Topper's avatar Craig Topper
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[APInt] Add early outs for a division by 1 to udiv/urem/udivrem 

We already counted the number of bits in the RHS so its pretty cheap to just check if the RHS is 1.

Differential Revision: https://reviews.llvm.org/D33154

llvm-svn: 302953
parent 2579c7c6
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