- Register canonical names for internal VM classes and get rid of the method GetSingletonClassName

vm/stub_code_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"
 #if defined(TARGET_ARCH_IA32)
 
 #include "vm/assembler.h"
 #include "vm/assembler_macros.h"
 #include "vm/compiler.h"
@@ skipping 275 matching lines @@
   __ movl(EAX, FieldAddress(CTX, Context::isolate_offset()));
   __ movl(EAX, Address(EAX, Isolate::object_store_offset()));
   __ movl(EAX, Address(EAX, ObjectStore::object_class_offset()));
 
   __ Bind(&class_in_eax);
   // Class is in EAX.
 
   Label loop, next_iteration;
   // Get functions_cache, since it is allocated lazily it maybe null.
   __ movl(EAX, FieldAddress(EAX, Class::functions_cache_offset()));
+  __ cmpl(EAX, raw_null);
+  __ j(EQUAL, &not_found, Assembler::kNearJump);
+
   // Iterate and search for identical name.
   __ leal(EBX, FieldAddress(EAX, Array::data_offset()));
 
   // EBX is  pointing into content of functions_map_ array.
   __ Bind(&loop);
   __ movl(EDI, Address(EBX, FunctionsCache::kFunctionName * kWordSize));
 
   __ cmpl(EDI, raw_null);
   __ j(EQUAL, &not_found, Assembler::kNearJump);
 
@@ skipping 1667 matching lines @@
   __ movl(EAX, Address(ESP, 4 * kWordSize));  // Load error object.
   __ movl(EBP, Address(ESP, 3 * kWordSize));  // Load target frame_pointer.
   __ movl(EBX, Address(ESP, 1 * kWordSize));  // Load target PC into EBX.
   __ movl(ESP, Address(ESP, 2 * kWordSize));  // Load target stack_pointer.
   __ jmp(EBX);  // Jump to the exception handler code.
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_IA32