Adds the family codes for the Midview Atom processors so that the
Atom buildbot will auto-detect Atom.

llvm-svn: 160521
diff --git a/llvm/lib/Target/X86/X86Subtarget.cpp b/llvm/lib/Target/X86/X86Subtarget.cpp
index 6ceacc8..e6e9c56 100644
--- a/llvm/lib/Target/X86/X86Subtarget.cpp
+++ b/llvm/lib/Target/X86/X86Subtarget.cpp
@@ -255,7 +255,7 @@
     // Set processor type. Currently only Atom is detected.
     if (Family == 6 &&
         (Model == 28 || Model == 38 || Model == 39
-         /*|| Model == 53 || Model == 54*/)) {
+         || Model == 53 || Model == 54)) {
       X86ProcFamily = IntelAtom;
 
       UseLeaForSP = true;