Intrinsic version of Object.runtimeType

runtime/vm/assembler_arm64.cc

 // Copyright (c) 2014, 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/globals.h"  // NOLINT
 #if defined(TARGET_ARCH_ARM64)
 
 #include "vm/assembler.h"
 #include "vm/cpu.h"
 #include "vm/longjump.h"
@@ skipping 998 matching lines @@
 }
 
 
 void Assembler::CompareClassId(
     Register object, intptr_t class_id, Register pp) {
   LoadClassId(TMP, object, pp);
   CompareImmediate(TMP, class_id, pp);
 }
 
 
-void Assembler::LoadTaggedClassIdMayBeSmi(Register result, Register object) {
+void Assembler::LoadClassIdMayBeSmi(Register result, Register object) {
   // Load up a null object. We only need it so we can use LoadClassId on it in
   // the case that object is a Smi..
   LoadObject(TMP, Object::null_object(), PP);
   // Check if the object is a Smi.
   tsti(object, Immediate(kSmiTagMask));
   // If the object *is* a Smi, use the null object instead. o/w leave alone.
   csel(TMP, TMP, object, EQ);
   // Loads either the cid of the object if it isn't a Smi, or the cid of null
   // if it is a Smi, which will be ignored.
   LoadClassId(result, TMP, PP);
 
   LoadImmediate(TMP, kSmiCid, PP);
   // If object is a Smi, move the Smi cid into result. o/w leave alone.
   csel(result, TMP, result, EQ);
+}
+
+
+void Assembler::LoadTaggedClassIdMayBeSmi(Register result, Register object) {
+  LoadClassIdMayBeSmi(result, object);
   // Finally, tag the result.
   SmiTag(result);
 }
 
 
 void Assembler::ComputeRange(Register result,
                              Register value,
                              Register scratch,
                              Label* not_mint) {
   Label done, not_smi;
@@ skipping 415 matching lines @@
     add(base, array, Operand(index, LSL, shift));
   }
   const OperandSize size = Address::OperandSizeFor(cid);
   ASSERT(Address::CanHoldOffset(offset, Address::Offset, size));
   return Address(base, offset, Address::Offset, size);
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_ARM64