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Make the LoopRotate pass's maximum header size configurable both programmatically

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and via the command line, mirroring similar functionality in LoopUnroll.  In
situations where clients used custom unrolling thresholds, their intent could
previously be foiled by LoopRotate having a hardcoded threshold.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209617 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2014-05-26 08:58:51 +00:00
parent bcc96923e0
commit 866ed7f63f
2 changed files with 15 additions and 5 deletions
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2
include/llvm/Transforms/Scalar.h
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@ -155,7 +155,7 @@ Pass *createLoopRerollPass();
//
// LoopRotate - This pass is a simple loop rotating pass.
//
Pass *createLoopRotatePass();
Pass *createLoopRotatePass(int MaxHeaderSize = -1);
//===----------------------------------------------------------------------===//
//