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

runtime/vm/intermediate_language.h

 // 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.
 
 #ifndef VM_INTERMEDIATE_LANGUAGE_H_
 #define VM_INTERMEDIATE_LANGUAGE_H_
 
 #include "vm/allocation.h"
 #include "vm/ast.h"
 #include "vm/growable_array.h"
@@ skipping 2602 matching lines @@
                     const Array& ic_data_array)
       : ic_data_(GetICData(ic_data_array)),
         token_pos_(token_pos),
         function_name_(function_name),
         token_kind_(token_kind),
         arguments_(arguments),
         argument_names_(argument_names),
         checked_argument_count_(checked_argument_count) {
     ASSERT(function_name.IsNotTemporaryScopedHandle());
     ASSERT(!arguments->is_empty());
-    ASSERT(argument_names.IsZoneHandle());
+    ASSERT(argument_names.IsZoneHandle() || argument_names.InVMHeap());
     ASSERT(Token::IsBinaryOperator(token_kind) ||
            Token::IsPrefixOperator(token_kind) ||
            Token::IsIndexOperator(token_kind) ||
            Token::IsTypeTestOperator(token_kind) ||
            Token::IsTypeCastOperator(token_kind) ||
            token_kind == Token::kGET ||
            token_kind == Token::kSET ||
            token_kind == Token::kILLEGAL);
   }
 
@@ skipping 436 matching lines @@
                   const Function& function,
                   const Array& argument_names,
                   ZoneGrowableArray<PushArgumentInstr*>* arguments)
       : token_pos_(token_pos),
         function_(function),
         argument_names_(argument_names),
         arguments_(arguments),
         result_cid_(kDynamicCid),
         is_known_list_constructor_(false) {
     ASSERT(function.IsZoneHandle());
-    ASSERT(argument_names.IsZoneHandle());
+    ASSERT(argument_names.IsZoneHandle() ||  argument_names.InVMHeap());
   }
 
   DECLARE_INSTRUCTION(StaticCall)
   virtual CompileType ComputeType() const;
 
   // Accessors forwarded to the AST node.
   const Function& function() const { return function_; }
   const Array& argument_names() const { return argument_names_; }
   intptr_t token_pos() const { return token_pos_; }
 
@@ skipping 3398 matching lines @@
   ForwardInstructionIterator* current_iterator_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(FlowGraphVisitor);
 };
 
 
 }  // namespace dart
 
 #endif  // VM_INTERMEDIATE_LANGUAGE_H_