Get rid of one more non-DebugLoc getNode and

[oota-llvm.git] / lib / CodeGen / RegisterScavenging.cpp

diff --git a/lib/CodeGen/RegisterScavenging.cpp b/lib/CodeGen/RegisterScavenging.cpp
index 5a4bedc2bee727fe4abdff7cece29da075d115a3..9447ff2c4107feb72db3320c38dae88052ae2816 100644 (file)
--- a/lib/CodeGen/RegisterScavenging.cpp
+++ b/lib/CodeGen/RegisterScavenging.cpp
@@ -24,6 +24,7 @@
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/ADT/SmallPtrSet.h"
+#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/STLExtras.h"
 using namespace llvm;
 
@@ -112,6 +113,7 @@ void RegScavenger::enterBasicBlock(MachineBasicBlock *mbb) {
   ScavengeRestore = NULL;
   CurrDist = 0;
   DistanceMap.clear();
+  ImplicitDefed.reset();
 
   // All registers started out unused.
   RegsAvailable.set();
@@ -138,6 +140,7 @@ void RegScavenger::restoreScavengedReg() {
   ScavengedRC = NULL;
 }
 
+#ifndef NDEBUG
 /// isLiveInButUnusedBefore - Return true if register is livein the MBB not
 /// not used before it reaches the MI that defines register.
 static bool isLiveInButUnusedBefore(unsigned Reg, MachineInstr *MI,
@@ -171,6 +174,7 @@ static bool isLiveInButUnusedBefore(unsigned Reg, MachineInstr *MI,
       return false;
   return true;
 }
+#endif
 
 void RegScavenger::forward() {
   // Move ptr forward.