Revert accidental commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160598 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/MipsMachineFunction.cpp b/lib/Target/Mips/MipsMachineFunction.cpp
index 362173e..e3746d4 100644
--- a/lib/Target/Mips/MipsMachineFunction.cpp
+++ b/lib/Target/Mips/MipsMachineFunction.cpp
@@ -33,13 +33,10 @@
 
   const MipsSubtarget &ST = MF.getTarget().getSubtarget<MipsSubtarget>();
 
-  const TargetRegisterClass *RC;
-  if (ST.inMips16Mode())
-    RC=(const TargetRegisterClass*)&Mips::CPU16RegsRegClass;
-  else
-    RC = ST.isABI_N64() ?
-      (const TargetRegisterClass*)&Mips::CPU64RegsRegClass :
-      (const TargetRegisterClass*)&Mips::CPURegsRegClass;
+  const TargetRegisterClass *RC = ST.isABI_N64() ?
+    (const TargetRegisterClass*)&Mips::CPU64RegsRegClass :
+    (const TargetRegisterClass*)&Mips::CPURegsRegClass;
+
   return GlobalBaseReg = MF.getRegInfo().createVirtualRegister(RC);
 }