Track loop nesting across function calls when the function...

src/codegen.cc

 // Copyright 2007-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 224 matching lines @@
                                        node->expected_property_count());
   return function;
 }
 
 
 Handle<Code> CodeGenerator::ComputeCallInitialize(int argc) {
   CALL_HEAP_FUNCTION(StubCache::ComputeCallInitialize(argc), Code);
 }
 
 
+Handle<Code> CodeGenerator::ComputeCallInitializeInLoop(int argc) {
+  // Force the creation of the corresponding stub outside loops,
+  // because it will be used when clearing the ICs later - when we
+  // don't know if we're inside a loop or not.
+  ComputeCallInitialize(argc);
+  CALL_HEAP_FUNCTION(StubCache::ComputeCallInitializeInLoop(argc), Code);
+}
+
+
 void CodeGenerator::ProcessDeclarations(ZoneList<Declaration*>* declarations) {
   int length = declarations->length();
   int globals = 0;
   for (int i = 0; i < length; i++) {
     Declaration* node = declarations->at(i);
     Variable* var = node->proxy()->var();
     Slot* slot = var->slot();
 
     // If it was not possible to allocate the variable at compile
     // time, we need to "declare" it at runtime to make sure it
@@ skipping 212 matching lines @@
 void ArgumentsAccessStub::Generate(MacroAssembler* masm) {
   switch (type_) {
     case READ_LENGTH: GenerateReadLength(masm); break;
     case READ_ELEMENT: GenerateReadElement(masm); break;
     case NEW_OBJECT: GenerateNewObject(masm); break;
   }
 }
 
 
 } }  // namespace v8::internal