- Support for patching of class methods and fields.

runtime/vm/flow_graph_builder.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/flow_graph_builder.h"
 
 #include "vm/ast_printer.h"
 #include "vm/bit_vector.h"
 #include "vm/code_descriptors.h"
 #include "vm/dart_entry.h"
@@ skipping 572 matching lines @@
 }
 
 
 void EffectGraphVisitor::BuildTypecheckArguments(
     intptr_t token_pos,
     Value** instantiator_result,
     Value** instantiator_type_arguments_result) {
   Value* instantiator = NULL;
   Value* instantiator_type_arguments = NULL;
   const Class& instantiator_class = Class::Handle(
-      owner()->parsed_function().function().owner());
+      owner()->parsed_function().function().Owner());
   // Since called only when type tested against is not instantiated.
   ASSERT(instantiator_class.NumTypeParameters() > 0);
   instantiator = BuildInstantiator();
   if (instantiator == NULL) {
     // No instantiator when inside factory.
     instantiator = BuildNullValue();
     instantiator_type_arguments =
         BuildInstantiatorTypeArguments(token_pos, NULL);
   } else {
     // Preserve instantiator.
@@ skipping 844 matching lines @@
   Value* context = Bind(new CurrentContextComp());
   Value* clone = Bind(new CloneContextComp(node->token_pos(),
                                            owner()->try_index(),
                                            context));
   ReturnComputation(new StoreContextComp(clone));
 }
 
 
 Value* EffectGraphVisitor::BuildObjectAllocation(
     ConstructorCallNode* node) {
-  const Class& cls = Class::ZoneHandle(node->constructor().owner());
+  const Class& cls = Class::ZoneHandle(node->constructor().Owner());
   const bool requires_type_arguments = cls.HasTypeArguments();
 
   // In checked mode, if the type arguments are uninstantiated, they may need to
   // be checked against declared bounds at run time.
   Computation* allocate_comp = NULL;
   if (FLAG_enable_type_checks &&
       requires_type_arguments &&
       !node->type_arguments().IsNull() &&
       !node->type_arguments().IsInstantiated() &&
       !node->type_arguments().IsWithinBoundsOf(cls,
@@ skipping 75 matching lines @@
   //   StaticCall(constructor, t_n+1, t_n+2, ...)
   // No need to preserve allocated value (simpler than in ValueGraphVisitor).
   Value* allocated_value = BuildObjectAllocation(node);
   PushArgumentInstr* push_allocated_value = PushArgument(allocated_value);
   BuildConstructorCall(node, push_allocated_value);
 }
 
 
 Value* EffectGraphVisitor::BuildInstantiator() {
   const Class& instantiator_class = Class::Handle(
-      owner()->parsed_function().function().owner());
+      owner()->parsed_function().function().Owner());
   if (instantiator_class.NumTypeParameters() == 0) {
     return NULL;
   }
   Function& outer_function =
       Function::Handle(owner()->parsed_function().function().raw());
   while (outer_function.IsLocalFunction()) {
     outer_function = outer_function.parent_function();
   }
   if (outer_function.IsFactory()) {
     return NULL;
   }
 
   ASSERT(owner()->parsed_function().instantiator() != NULL);
   ValueGraphVisitor for_instantiator(owner(), temp_index());
   owner()->parsed_function().instantiator()->Visit(&for_instantiator);
   Append(for_instantiator);
   return for_instantiator.value();
 }
 
 
 // 'expression_temp_var' may not be used inside this method if 'instantiator'
 // is not NULL.
 Value* EffectGraphVisitor::BuildInstantiatorTypeArguments(
     intptr_t token_pos, Value* instantiator) {
   const Class& instantiator_class = Class::Handle(
-      owner()->parsed_function().function().owner());
+      owner()->parsed_function().function().Owner());
   if (instantiator_class.NumTypeParameters() == 0) {
     // The type arguments are compile time constants.
     AbstractTypeArguments& type_arguments = AbstractTypeArguments::ZoneHandle();
     // Type is temporary. Only its type arguments are preserved.
     Type& type = Type::Handle(
         Type::New(instantiator_class, type_arguments, token_pos, Heap::kNew));
     type ^= ClassFinalizer::FinalizeType(
         instantiator_class, type, ClassFinalizer::kFinalize);
     ASSERT(!type.IsMalformed());
     type_arguments = type.arguments();
@@ skipping 46 matching lines @@
                                                type_arguments,
                                                instantiator_value));
 }
 
 
 void EffectGraphVisitor::BuildConstructorTypeArguments(
     ConstructorCallNode* node,
     Value** type_arguments,
     Value** instantiator,
     ZoneGrowableArray<PushArgumentInstr*>* call_arguments) {
-  const Class& cls = Class::ZoneHandle(node->constructor().owner());
+  const Class& cls = Class::ZoneHandle(node->constructor().Owner());
   ASSERT(cls.HasTypeArguments() && !node->constructor().IsFactory());
   if (node->type_arguments().IsNull() ||
       node->type_arguments().IsInstantiated()) {
     Value* type_arguments_val = Bind(new ConstantVal(node->type_arguments()));
     if (call_arguments != NULL) {
       ASSERT(type_arguments == NULL);
       call_arguments->Add(PushArgument(type_arguments_val));
     } else {
       ASSERT(type_arguments != NULL);
       *type_arguments = type_arguments_val;
@@ skipping 1165 matching lines @@
   intptr_t len = OS::SNPrint(NULL, 0, kFormat, function_name, reason) + 1;
   char* chars = Isolate::Current()->current_zone()->Alloc<char>(len);
   OS::SNPrint(chars, len, kFormat, function_name, reason);
   const Error& error = Error::Handle(
       LanguageError::New(String::Handle(String::New(chars))));
   Isolate::Current()->long_jump_base()->Jump(1, error);
 }
 
 
 }  // namespace dart