Move deopt reason into PcDescriptor so the EAX/RAX register is not destroyed. Some cleanups in PC d…

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/dart_entry.h"
 #include "vm/flow_graph_allocator.h"
 #include "vm/flow_graph_builder.h"
@@ skipping 800 matching lines @@
 }
 
 
 void StoreInstanceFieldComp::EmitNativeCode(FlowGraphCompiler* compiler) {
   Register instance_reg = locs()->in(0).reg();
   Register value_reg = locs()->in(1).reg();
 
   if (HasICData()) {
     ASSERT(original() != NULL);
     Label* deopt = compiler->AddDeoptStub(original()->deopt_id(),
-                                          original()->token_pos(),
                                           original()->try_index(),
                                           kDeoptInstanceGetterSameTarget,
                                           instance_reg,
                                           value_reg);
     // Smis do not have instance fields (Smi class is always first).
     Register temp_reg = locs()->temp(0).reg();
     ASSERT(temp_reg != instance_reg);
     ASSERT(temp_reg != value_reg);
     ASSERT(ic_data() != NULL);
     compiler->EmitClassChecksNoSmi(*ic_data(), instance_reg, temp_reg, deopt);
@@ skipping 379 matching lines @@
         locations_[i] = Location::NoLocation();
       }
     }
   }
 }
 
 
 #undef __
 
 }  // namespace dart