Improve inlining of bit_and operation for Mint and Smi in new compilers.

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 "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/bigint_operations.h"
 #include "vm/bootstrap.h"
@@ skipping 6766 matching lines @@
 
 RawFunction* ICData::GetTargetAt(intptr_t index) const {
   const Array& data = Array::Handle(ic_data());
   const intptr_t data_pos = index * TestEntryLength() + num_args_tested();
   Function& target = Function::Handle();
   target ^= data.At(data_pos);
   return target.raw();
 }
 
 
+RawFunction* ICData::GetTargetForReceiverClassId(intptr_t class_id) const {
+  for (intptr_t i = 0; i < NumberOfChecks(); i++) {
+    if (GetReceiverClassIdAt(i) == class_id) {
+      return GetTargetAt(i);
+    }
+  }
+  return Function::null();
+}
+
+
 RawICData* ICData::New(const Function& function,
                        const String& target_name,
                        intptr_t id,
                        intptr_t num_args_tested) {
   ASSERT(num_args_tested > 0);
   const Class& cls = Class::Handle(Object::icdata_class());
   ASSERT(!cls.IsNull());
   ICData& result = ICData::Handle();
   {
     // IC data objects are long living objects, allocate them in old generation.
@@ skipping 3409 matching lines @@
   const String& str = String::Handle(pattern());
   const char* format = "JSRegExp: pattern=%s flags=%s";
   intptr_t len = OS::SNPrint(NULL, 0, format, str.ToCString(), Flags());
   char* chars = reinterpret_cast<char*>(
       Isolate::Current()->current_zone()->Allocate(len + 1));
   OS::SNPrint(chars, (len + 1), format, str.ToCString(), Flags());
   return chars;
 }
 
 }  // namespace dart