No need for coalescer to update kills. Only copies are coalesced and those instructions will be deleted. Doh.

llvm-svn: 47749

1 files changed, 0 insertions, 8 deletions

diff --git a/llvm/lib/CodeGen/SimpleRegisterCoalescing.h b/llvm/lib/CodeGen/SimpleRegisterCoalescing.h
index 309a858758a..74c39787425 100644
--- a/llvm/lib/CodeGen/SimpleRegisterCoalescing.h
+++ b/llvm/lib/CodeGen/SimpleRegisterCoalescing.h
@@ -190,10 +190,6 @@ namespace llvm {
     bool RemoveCopyByCommutingDef(LiveInterval &IntA, LiveInterval &IntB,
                                   MachineInstr *CopyMI);
 
-    /// RemoveUnnecessaryKills - Remove kill markers that are no longer accurate
-    /// due to live range lengthening as the result of coalescing.
-    void RemoveUnnecessaryKills(unsigned Reg, LiveInterval &LI);
-
     /// isBackEdgeCopy - Returns true if CopyMI is a back edge copy.
     ///
     bool isBackEdgeCopy(MachineInstr *CopyMI, unsigned DstReg);
@@ -214,10 +210,6 @@ namespace llvm {
     /// register. It returns NULL if the def is not found.
     MachineOperand *findDefOperand(MachineInstr *MI, unsigned Reg) const;
 
-    /// unsetRegisterKills - Unset IsKill property of all uses of specific register
-    /// between cycles Start and End.
-    void unsetRegisterKills(unsigned Start, unsigned End, unsigned Reg);
-
     void printRegName(unsigned reg) const;
   };