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 1bfc6e5..bf78c53 100644
--- a/lib/CodeGen/LiveVariables.cpp
+++ b/lib/CodeGen/LiveVariables.cpp
@@ -114,10 +114,8 @@
}
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) {