Make the Uv constraint a memory operand. This doesn't solve the

addressing mode problem mentioned in r132559.

Backend part of rdar://9037836 and part of rdar://9119939


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132561 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/ARM/ARMISelLowering.cpp

@@ -7265,6 +7265,9 @@ ARMTargetLowering::getConstraintType(const std::string &Constraint) const {
     case 'l': return C_RegisterClass;
     case 'w': return C_RegisterClass;
     }
+  } else {
+    if (Constraint == "Uv")
+      return C_Memory;
   }
   return TargetLowering::getConstraintType(Constraint);
 }