Optimize type checks of list and map literals.

runtime/vm/code_generator_ia32.cc

 // Copyright (c) 2011, 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/globals.h"  // Needed here to get TARGET_ARCH_IA32.
 #if defined(TARGET_ARCH_IA32)
 
 #include "vm/code_generator.h"
 
 #include "lib/error.h"
@@ skipping 845 matching lines @@
   }
 }
 
 
 void CodeGenerator::VisitTypeNode(TypeNode* node) {
   // Type nodes are handled specially by the code generator.
   UNREACHABLE();
 }
 
 
+void CodeGenerator::VisitAssignableNode(AssignableNode* node) {
+  ASSERT(FLAG_enable_type_checks);
+  node->expr()->Visit(this);
+  __ popl(EAX);
+  GenerateAssertAssignable(node->id(),
+                           node->token_index(),
+                           node->type(),
+                           node->dst_name());
+  if (IsResultNeeded(node)) {
+    __ pushl(EAX);
+  }
+}
+
+
 void CodeGenerator::VisitClosureNode(ClosureNode* node) {
   const Function& function = node->function();
   if (function.IsNonImplicitClosureFunction()) {
     const int current_context_level = state()->context_level();
     const ContextScope& context_scope = ContextScope::ZoneHandle(
         node->scope()->PreserveOuterScope(current_context_level));
     ASSERT(!function.HasCode());
     ASSERT(function.context_scope() == ContextScope::null());
     function.set_context_scope(context_scope);
   } else {
@@ skipping 1888 matching lines @@
                         message_buffer, kMessageBufferSize,
                         format, args);
   va_end(args);
   Isolate::Current()->long_jump_base()->Jump(1, message_buffer);
   UNREACHABLE();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_IA32