Convert more uses of XXXRegisterClass to &XXXRegClass. No functional change since they are equivalent.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@155188 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/MipsMachineFunction.cpp b/lib/Target/Mips/MipsMachineFunction.cpp
index b00c62b..9d3a27b 100644
--- a/lib/Target/Mips/MipsMachineFunction.cpp
+++ b/lib/Target/Mips/MipsMachineFunction.cpp
@@ -40,9 +40,9 @@
   if (FixGlobalBaseReg) // $gp is the global base register.
     return GlobalBaseReg = ST.isABI_N64() ? Mips::GP_64 : Mips::GP;
 
-  const TargetRegisterClass *RC;
-  RC = ST.isABI_N64() ?
-    Mips::CPU64RegsRegisterClass : Mips::CPURegsRegisterClass;
+  const TargetRegisterClass *RC = ST.isABI_N64() ?
+    (const TargetRegisterClass*)&Mips::CPU64RegsRegClass :
+    (const TargetRegisterClass*)&Mips::CPURegsRegClass;
 
   return GlobalBaseReg = MF.getRegInfo().createVirtualRegister(RC);
 }