Remove liveout lists from MachineRegisterInfo.

All targets are now adding return value registers as implicit uses on
return instructions, and there is no longer a need for the live out
lists.

llvm-svn: 174417

1 files changed, 2 insertions, 2 deletions

diff --git a/llvm/lib/CodeGen/MachineInstr.cpp b/llvm/lib/CodeGen/MachineInstr.cpp
index d8b5fd4ea3d..32d066894b5 100644
--- a/llvm/lib/CodeGen/MachineInstr.cpp
+++ b/llvm/lib/CodeGen/MachineInstr.cpp
@@ -1515,12 +1515,12 @@ void MachineInstr::print(raw_ostream &OS, const TargetMachine *TM,
       unsigned Reg = MO.getReg();
       if (TargetRegisterInfo::isPhysicalRegister(Reg)) {
         const MachineRegisterInfo &MRI = MF->getRegInfo();
-        if (MRI.use_empty(Reg) && !MRI.isLiveOut(Reg)) {
+        if (MRI.use_empty(Reg)) {
           bool HasAliasLive = false;
           for (MCRegAliasIterator AI(Reg, TM->getRegisterInfo(), true);
                AI.isValid(); ++AI) {
             unsigned AliasReg = *AI;
-            if (!MRI.use_empty(AliasReg) || MRI.isLiveOut(AliasReg)) {
+            if (!MRI.use_empty(AliasReg)) {
               HasAliasLive = true;
               break;
             }