vendor/llvm/llvm-trunk-r338150

1 files changed, 10 insertions, 1 deletions

diff --git a/lib/CodeGen/LiveRangeCalc.h b/lib/CodeGen/LiveRangeCalc.h
index c4914f23f56d..9f226b154a67 100644
--- a/lib/CodeGen/LiveRangeCalc.h
+++ b/lib/CodeGen/LiveRangeCalc.h
@@ -147,7 +147,7 @@ class LiveRangeCalc {
   ///
   /// PhysReg, when set, is used to verify live-in lists on basic blocks.
   bool findReachingDefs(LiveRange &LR, MachineBasicBlock &UseMBB,
-                        SlotIndex Kill, unsigned PhysReg,
+                        SlotIndex Use, unsigned PhysReg,
                         ArrayRef<SlotIndex> Undefs);
 
   /// updateSSA - Compute the values that will be live in to all requested
@@ -282,6 +282,15 @@ public:
   /// Every predecessor of a live-in block must have been given a value with
   /// setLiveOutValue, the value may be null for live-trough blocks.
   void calculateValues();
+
+  /// A diagnostic function to check if the end of the block @p MBB is
+  /// jointly dominated by the blocks corresponding to the slot indices
+  /// in @p Defs. This function is mainly for use in self-verification
+  /// checks.
+  LLVM_ATTRIBUTE_UNUSED
+  static bool isJointlyDominated(const MachineBasicBlock *MBB,
+                                 ArrayRef<SlotIndex> Defs,
+                                 const SlotIndexes &Indexes);
 };
 
 } // end namespace llvm