[llvm] r277285 - [HexagonConstPropagation] Remove dead code.

[Davide Italiano via llvm-commits]

Author: davide
Date: Sat Jul 30 17:07:21 2016
New Revision: 277285

URL: http://llvm.org/viewvc/llvm-project?rev=277285&view=rev
Log:
[HexagonConstPropagation] Remove dead code.

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

Modified: llvm/trunk/lib/Target/Hexagon/HexagonConstPropagation.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonConstPropagation.cpp?rev=277285&r1=277284&r2=277285&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/HexagonConstPropagation.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/HexagonConstPropagation.cpp Sat Jul 30 17:07:21 2016
@@ -218,8 +218,6 @@ namespace {
     void visitNonBranch(const MachineInstr &MI);
     void visitBranchesFrom(const MachineInstr &BrI);
     void visitUsesOf(unsigned R);
-    bool isExecutable(const MachineBasicBlock *MB) const;
-    void pushLayoutSuccessor(const MachineBasicBlock *MB);
     bool computeBlockSuccessors(const MachineBasicBlock *MB,
           SetVector<const MachineBasicBlock*> &Targets);
     void removeCFGEdge(MachineBasicBlock *From, MachineBasicBlock *To);
@@ -771,26 +769,6 @@ void MachineConstPropagator::visitUsesOf
   }
 }
 
-
-bool MachineConstPropagator::isExecutable(const MachineBasicBlock *MB) const {
-  unsigned MBN = MB->getNumber();
-  for (const MachineBasicBlock *PB : MB->predecessors()) {
-    unsigned PBN = PB->getNumber();
-    if (EdgeExec.count(CFGEdge(PBN, MBN)))
-      return true;
-  }
-  return false;
-}
-
-
-void MachineConstPropagator::pushLayoutSuccessor(const MachineBasicBlock *MB) {
-  MachineFunction::const_iterator BI = MB->getIterator();
-  unsigned MBN = MB->getNumber();
-  unsigned SBN = std::next(BI)->getNumber();
-  FlowQ.push(CFGEdge(MBN, SBN));
-}
-
-
 bool MachineConstPropagator::computeBlockSuccessors(const MachineBasicBlock *MB,
       SetVector<const MachineBasicBlock*> &Targets) {
   MachineBasicBlock::const_iterator FirstBr = MB->end();