Remove unneeded check (with the recent change in live variables a use

of a physical register is always dominated by a def).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10821 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/LiveVariables.cpp b/lib/CodeGen/LiveVariables.cpp
index 1bfc6e553d64207b646e8591250204e88eb0799e..bf78c53214cfe050790a8ccac8ced8a907b8648e 100644 (file)
--- a/lib/CodeGen/LiveVariables.cpp
+++ b/lib/CodeGen/LiveVariables.cpp
@@ -114,10 +114,8 @@ void LiveVariables::HandleVirtRegUse(VarInfo &VRInfo, MachineBasicBlock *MBB,
 }
 
 void LiveVariables::HandlePhysRegUse(unsigned Reg, MachineInstr *MI) {
-  if (PhysRegInfo[Reg]) {
-    PhysRegInfo[Reg] = MI;
-    PhysRegUsed[Reg] = true;
-  }
+  PhysRegInfo[Reg] = MI;
+  PhysRegUsed[Reg] = true;
 }
 
 void LiveVariables::HandlePhysRegDef(unsigned Reg, MachineInstr *MI) {