diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2016-01-06 20:01:02 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2016-01-06 20:01:02 +0000 |
| commit | 8a6c1c25bce0267ee4072bd7b786b921e8a66a35 (patch) | |
| tree | ea70b740d40cffe568a990c7aecd1acb5f83f786 /include/llvm/Transforms/Utils/BypassSlowDivision.h | |
| parent | 84fe440ded1bfc237d720c49408b36798d67ceff (diff) | |
Diffstat (limited to 'include/llvm/Transforms/Utils/BypassSlowDivision.h')
| -rw-r--r-- | include/llvm/Transforms/Utils/BypassSlowDivision.h | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/include/llvm/Transforms/Utils/BypassSlowDivision.h b/include/llvm/Transforms/Utils/BypassSlowDivision.h index 0d081c0194bf..af0d60b2625f 100644 --- a/include/llvm/Transforms/Utils/BypassSlowDivision.h +++ b/include/llvm/Transforms/Utils/BypassSlowDivision.h @@ -23,11 +23,13 @@ namespace llvm { -/// This optimization identifies DIV instructions that can be +/// This optimization identifies DIV instructions in a BB that can be /// profitably bypassed and carried out with a shorter, faster divide. -bool bypassSlowDivision(Function &F, - Function::iterator &I, - const DenseMap<unsigned int, unsigned int> &BypassWidth); +/// +/// This optimization may add basic blocks immediately after BB; for obvious +/// reasons, you shouldn't pass those blocks to bypassSlowDivision. +bool bypassSlowDivision( + BasicBlock *BB, const DenseMap<unsigned int, unsigned int> &BypassWidth); } // End llvm namespace |