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phkahler
on Sept 25, 2014
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Faster Unsigned Division by Constants (2011)
From 2011, has this made it into gcc? Is it part of LLVM now since they tested with that?
simonster
on Sept 25, 2014
[–]
It looks like LLVM trunk still uses a subtraction and a shift for "uncooperative" divisors:
https://github.com/llvm-mirror/llvm/blob/1bdc6c4519d9ad254b2...
jevinskie
on Sept 25, 2014
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I found two other implementations of software division in LLVM:
https://github.com/llvm-mirror/llvm/blob/master/lib/Transfor...
https://github.com/llvm-mirror/llvm/blob/master/lib/Transfor...
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