Implement kDoubleToDouble and kIntegerToDouble on ia32 and x64.

runtime/vm/intermediate_language.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/intermediate_language.h"
 
 #include "vm/bit_vector.h"
 #include "vm/flow_graph_builder.h"
 #include "vm/flow_graph_compiler.h"
 #include "vm/locations.h"
@@ skipping 595 matching lines @@
 RawAbstractType* UnarySmiOpComp::StaticType() const {
   return Type::IntInterface();
 }
 
 
 RawAbstractType* NumberNegateComp::StaticType() const {
   return Type::NumberInterface();
 }
 
 
+RawAbstractType* ToDoubleComp::StaticType() const {
+  return Type::DoubleInterface();
+}
+
+
 // Shared code generation methods (EmitNativeCode, MakeLocationSummary, and
 // PrepareEntry). Only assembly code that can be shared across all architectures
 // can be used. Machine specific register allocation and code generation
 // is located in intermediate_language_<arch>.cc
 
 
 // True iff. the arguments to a call will be properly pushed and can
 // be popped after the call.
 template <typename T> static bool VerifyCallComputation(T* comp) {
   // Argument values should be consecutive temps.
@@ skipping 368 matching lines @@
       StubCode::GetAllocationStubForClosure(closure_function));
   const ExternalLabel label(closure_function.ToCString(), stub.EntryPoint());
   compiler->GenerateCall(token_index(), try_index(), &label,
                          PcDescriptors::kOther);
   __ Drop(2);  // Discard type arguments and receiver.
 }
 
 #undef __
 
 }  // namespace dart