[X86] Reduce scope of DestReg and use specific Register type not unsi…

…gned. NFCI.
llvm · Oct 31, 2020 · 30a1d91 · 30a1d91
1 parent ae80ac6
commit 30a1d91
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/llvm/lib/Target/X86/X86FastISel.cpp b/llvm/lib/Target/X86/X86FastISel.cpp
@@ -2708,10 +2708,9 @@ bool X86FastISel::fastLowerIntrinsicCall(const IntrinsicInst *II) {
     // movq (%rax), %rax
     // movq (%rax), %rax
     // ...
-    unsigned DestReg;
     unsigned Depth = cast<ConstantInt>(II->getOperand(0))->getZExtValue();
     while (Depth--) {
-      DestReg = createResultReg(RC);
+      Register DestReg = createResultReg(RC);
       addDirectMem(BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc,
                            TII.get(Opc), DestReg), SrcReg);
       SrcReg = DestReg;