Move HasOneTarget to ICData.

runtime/vm/object.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/bigint_operations.h"
@@ skipping 8278 matching lines @@
         (cid != kMintCid) &&
         (cid != kBigintCid) &&
         (cid != kDoubleCid)) {
       return false;
     }
   }
   return true;
 }
 
 
+// Returns true if all targets are the same.
+// TODO(srdjan): if targets are native use their C_function to compare.
+bool ICData::HasOneTarget() const {
+  ASSERT(NumberOfChecks() > 0);
+  const Function& first_target = Function::Handle(GetTargetAt(0));
+  Function& test_target = Function::Handle();
+  for (intptr_t i = 1; i < NumberOfChecks(); i++) {
+    test_target = GetTargetAt(i);
+    if (first_target.raw() != test_target.raw()) {
+      return false;
+    }
+  }
+  return true;
+}
+
+
 RawICData* ICData::New(const Function& function,
                        const String& target_name,
                        intptr_t deopt_id,
                        intptr_t num_args_tested) {
   ASSERT(Object::icdata_class() != Class::null());
   ASSERT(num_args_tested > 0);
   ICData& result = ICData::Handle();
   {
     // IC data objects are long living objects, allocate them in old generation.
     RawObject* raw = Object::Allocate(ICData::kClassId,
@@ skipping 3730 matching lines @@
   }
   return result.raw();
 }
 
 
 const char* WeakProperty::ToCString() const {
   return "_WeakProperty";
 }
 
 }  // namespace dart