XCore target: add an xcore toolchain implementation

llvm-svn: 192437
diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index 0125e89..ae62993 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -1952,6 +1952,10 @@
         TC = new toolchains::Hexagon_TC(*this, Target, Args);
         break;
       }
+      if (Target.getArch() == llvm::Triple::xcore) {
+        TC = new toolchains::XCore(*this, Target, Args);
+        break;
+      }
       TC = new toolchains::Generic_GCC(*this, Target, Args);
       break;
     }