Update representation-from-uses to support smi.

src/hydrogen-instructions.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 2982 matching lines @@
   virtual void Verify();
 #endif
 
   void InitRealUses(int id);
   void AddNonPhiUsesFrom(HPhi* other);
   void AddIndirectUsesTo(int* use_count);
 
   int tagged_non_phi_uses() const {
     return non_phi_uses_[Representation::kTagged];
   }
+  int smi_non_phi_uses() const {
+    return non_phi_uses_[Representation::kSmi];
+  }
   int int32_non_phi_uses() const {
     return non_phi_uses_[Representation::kInteger32];
   }
   int double_non_phi_uses() const {
     return non_phi_uses_[Representation::kDouble];
   }
   int tagged_indirect_uses() const {
     return indirect_uses_[Representation::kTagged];
   }
+  int smi_indirect_uses() const {
+    return indirect_uses_[Representation::kSmi];
+  }
   int int32_indirect_uses() const {
     return indirect_uses_[Representation::kInteger32];
   }
   int double_indirect_uses() const {
     return indirect_uses_[Representation::kDouble];
   }
   int phi_id() { return phi_id_; }
 
   static HPhi* cast(HValue* value) {
     ASSERT(value->IsPhi());
@@ skipping 3485 matching lines @@
   virtual bool IsDeletable() const { return true; }
 };
 
 
 #undef DECLARE_INSTRUCTION
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 } }  // namespace v8::internal
 
 #endif  // V8_HYDROGEN_INSTRUCTIONS_H_