[llvm] r330678 - Remove unused function HexagonEarlyIfConversion::replacePhiEdges. NFC.

[Eric Christopher via llvm-commits]

Author: echristo
Date: Mon Apr 23 19:10:59 2018
New Revision: 330678

URL: http://llvm.org/viewvc/llvm-project?rev=330678&view=rev
Log:
Remove unused function HexagonEarlyIfConversion::replacePhiEdges. NFC.

Modified:
    llvm/trunk/lib/Target/Hexagon/HexagonEarlyIfConv.cpp

Modified: llvm/trunk/lib/Target/Hexagon/HexagonEarlyIfConv.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonEarlyIfConv.cpp?rev=330678&r1=330677&r2=330678&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/HexagonEarlyIfConv.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/HexagonEarlyIfConv.cpp Mon Apr 23 19:10:59 2018
@@ -208,7 +208,6 @@ namespace {
 
     void removeBlock(MachineBasicBlock *B);
     void eliminatePhis(MachineBasicBlock *B);
-    void replacePhiEdges(MachineBasicBlock *OldB, MachineBasicBlock *NewB);
     void mergeBlocks(MachineBasicBlock *PredB, MachineBasicBlock *SuccB);
     void simplifyFlowGraph(const FlowPattern &FP);
 
@@ -1006,20 +1005,6 @@ void HexagonEarlyIfConversion::eliminate
   }
 }
 
-void HexagonEarlyIfConversion::replacePhiEdges(MachineBasicBlock *OldB,
-      MachineBasicBlock *NewB) {
-  for (auto I = OldB->succ_begin(), E = OldB->succ_end(); I != E; ++I) {
-    MachineBasicBlock *SB = *I;
-    MachineBasicBlock::iterator P, N = SB->getFirstNonPHI();
-    for (P = SB->begin(); P != N; ++P) {
-      MachineInstr &PN = *P;
-      for (MachineOperand &MO : PN.operands())
-        if (MO.isMBB() && MO.getMBB() == OldB)
-          MO.setMBB(NewB);
-    }
-  }
-}
-
 void HexagonEarlyIfConversion::mergeBlocks(MachineBasicBlock *PredB,
       MachineBasicBlock *SuccB) {
   DEBUG(dbgs() << "Merging blocks " << PrintMB(PredB) << " and "