[SimplifyCFG] threshold for folding branches with common destination

[oota-llvm.git] / include / llvm / Transforms / Scalar.h

diff --git a/include/llvm/Transforms/Scalar.h b/include/llvm/Transforms/Scalar.h
index 7a561ee5b24afd31879208a8f4d693d318dcbee4..b295bc75bdd4a8b08d6da42d73ff0fdf2231da56 100644 (file)
--- a/include/llvm/Transforms/Scalar.h
+++ b/include/llvm/Transforms/Scalar.h
@@ -206,16 +206,17 @@ FunctionPass *createReassociatePass();
 //===----------------------------------------------------------------------===//
 //
 // JumpThreading - Thread control through mult-pred/multi-succ blocks where some
-// preds always go to some succ.
+// preds always go to some succ. Thresholds other than minus one override the
+// internal BB duplication default threshold.
 //
-FunctionPass *createJumpThreadingPass();
+FunctionPass *createJumpThreadingPass(int Threshold = -1);
 
 //===----------------------------------------------------------------------===//
 //
 // CFGSimplification - Merge basic blocks, eliminate unreachable blocks,
 // simplify terminator instructions, etc...
 //
-FunctionPass *createCFGSimplificationPass();
+FunctionPass *createCFGSimplificationPass(int Threshold = -1);
 
 //===----------------------------------------------------------------------===//
 //