Separate SplitAnalysis::getSplitLoops().

This method returns the set of loops with uses that are candidates for
splitting.

llvm-svn: 121870

1 files changed, 4 insertions, 0 deletions

diff --git a/llvm/lib/CodeGen/SplitKit.h b/llvm/lib/CodeGen/SplitKit.h
index b1d5a47804f..f290eb64610 100644
--- a/llvm/lib/CodeGen/SplitKit.h
+++ b/llvm/lib/CodeGen/SplitKit.h
@@ -133,6 +133,10 @@ public:
   /// these edges, but they do require special treatment.
   void getCriticalPreds(const LoopBlocks &Blocks, BlockPtrSet &CriticalPreds);
 
+  /// getSplitLoops - Get the set of loops that have curli uses and would be
+  /// profitable to split.
+  void getSplitLoops(LoopPtrSet&);
+
   /// getBestSplitLoop - Return the loop where curli may best be split to a
   /// separate register, or NULL.
   const MachineLoop *getBestSplitLoop();