Store arguments descriptor in ICData. Remove loading of arguments descriptor at unoptimized call si…

runtime/vm/intermediate_language.cc

 // Copyright (c) 2013, 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/bigint_operations.h"
 #include "vm/bit_vector.h"
 #include "vm/dart_entry.h"
 #include "vm/flow_graph_allocator.h"
@@ skipping 1665 matching lines @@
 
 
 LocationSummary* InstanceCallInstr::MakeLocationSummary() const {
   return MakeCallSummary();
 }
 
 
 void InstanceCallInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   ICData& call_ic_data = ICData::ZoneHandle(ic_data()->raw());
   if (!FLAG_propagate_ic_data || !compiler->is_optimizing()) {
+    const Array& arguments_descriptor =
+        Array::Handle(ArgumentsDescriptor::New(ArgumentCount(),
+                                               argument_names()));
     call_ic_data = ICData::New(compiler->parsed_function().function(),
                                function_name(),
+                               arguments_descriptor,
                                deopt_id(),
                                checked_argument_count());
   }
   if (compiler->is_optimizing()) {
     ASSERT(HasICData());
     if (ic_data()->NumberOfChecks() > 0) {
       const ICData& unary_ic_data =
           ICData::ZoneHandle(ic_data()->AsUnaryClassChecks());
       compiler->GenerateInstanceCall(deopt_id(),
                                      token_pos(),
@@ skipping 851 matching lines @@
     default:
       UNREACHABLE();
   }
   return kPowRuntimeEntry;
 }
 
 
 #undef __
 
 }  // namespace dart