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Commit af0ed953 authored by Benjamin Kramer's avatar Benjamin Kramer
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Avoid turning a floating point division with a constant power of two into a... 

Avoid turning a floating point division with a constant power of two into a denormal multiplication.

Some platforms may treat denormals as zero, on other platforms multiplication
with a subnormal is slower than dividing by a normal.

llvm-svn: 128555
parent 20688ccc
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