Implements include/exclude register lists for translation.

src/IceTargetLoweringARM32.h

Index: src/IceTargetLoweringARM32.h
diff --git a/src/IceTargetLoweringARM32.h b/src/IceTargetLoweringARM32.h
index 0d7d9cea408005416e8d2c9309e67aa9c55fee3b..70c38fab2d057f8f4ed971475823a675c793e5a9 100644
--- a/src/IceTargetLoweringARM32.h
+++ b/src/IceTargetLoweringARM32.h
@@ -57,7 +57,7 @@ class TargetARM32 : public TargetLowering {
   TargetARM32 &operator=(const TargetARM32 &) = delete;
 
 public:
-  static void staticInit(const ClFlags &Flags);
+  static void staticInit(GlobalContext *Ctx);
   // TODO(jvoung): return a unique_ptr.
   static std::unique_ptr<::Ice::TargetLowering> create(Cfg *Func) {
     return makeUnique<TargetARM32>(Func);