Use the right register class for LDRrs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157152 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index 48cad61..4d78ec2 100644
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -5847,7 +5847,7 @@
 
   const TargetRegisterClass *TRC = Subtarget->isThumb() ?
     (const TargetRegisterClass*)&ARM::tGPRRegClass :
-    (const TargetRegisterClass*)&ARM::GPRRegClass;
+    (const TargetRegisterClass*)&ARM::GPRnopcRegClass;
 
   // Get a mapping of the call site numbers to all of the landing pads they're
   // associated with.