Fix typo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131519 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index e3bc3fa9b3da57d6d16edd12eeed64b83f295921..18d30083f8fa0057800fc2e4793f3bc7fdc6525a 100644 (file)
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -4866,13 +4866,13 @@ ARMTargetLowering::EmitAtomicCmpSwap(MachineInstr *MI,
 
   MachineRegisterInfo &MRI = BB->getParent()->getRegInfo();
   unsigned scratch =
-    MRI.createVirtualRegister(isThumb2 ? ARM::tGPRRegisterClass
+    MRI.createVirtualRegister(isThumb2 ? ARM::rGPRRegisterClass
                                        : ARM::GPRRegisterClass);
 
   if (isThumb2) {
-    MRI.constrainRegClass(dest, ARM::tGPRRegisterClass);
-    MRI.constrainRegClass(oldval, ARM::tGPRRegisterClass);
-    MRI.constrainRegClass(newval, ARM::tGPRRegisterClass);
+    MRI.constrainRegClass(dest, ARM::rGPRRegisterClass);
+    MRI.constrainRegClass(oldval, ARM::rGPRRegisterClass);
+    MRI.constrainRegClass(newval, ARM::rGPRRegisterClass);
   }
 
   unsigned ldrOpc, strOpc;