Propagate receiver from initial call site to code generator.

src/bootstrapper.cc

 // Copyright 2006-2008 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 231 matching lines @@
   for (int i = 0; i < code_.length(); i++) {
     const char* name = name_[i];
     uint32_t flags = flags_[i];
     Handle<String> symbol = Factory::LookupAsciiSymbol(name);
     Object* o = builtins->GetProperty(*symbol);
 #ifdef DEBUG
     if (!o->IsJSFunction()) {
       V8_Fatal(__FILE__, __LINE__, "Cannot resolve call to builtin %s", name);
     }
 #endif
-    Handle<JSFunction> f = Handle<JSFunction>(JSFunction::cast(o));
+    Handle<SharedFunctionInfo> shared(JSFunction::cast(o)->shared());
     // Make sure the number of parameters match the formal parameter count.
     int argc = Bootstrapper::FixupFlagsArgumentsCount::decode(flags);
     USE(argc);
-    ASSERT(f->shared()->formal_parameter_count() == argc);
-    if (!f->is_compiled()) {
-      // Do lazy compilation and check for stack overflows.
-      if (!CompileLazy(f, CLEAR_EXCEPTION)) {
-        Clear();
-        return false;
-      }
+    ASSERT(shared->formal_parameter_count() == argc);
+    // Do lazy compilation if necessary and check for stack overflows.
+    if (!EnsureCompiled(shared, CLEAR_EXCEPTION)) {
+      Clear();
+      return false;
     }
     Code* code = Code::cast(code_[i]);
     Address pc = code->instruction_start() + pc_[i];
     RelocInfo target(pc, RelocInfo::CODE_TARGET, 0);
     bool use_code_object = Bootstrapper::FixupFlagsUseCodeObject::decode(flags);
     if (use_code_object) {
-      target.set_target_object(f->code());
+      target.set_target_object(shared->code());
     } else {
-      target.set_target_address(f->code()->instruction_start());
+      target.set_target_address(shared->code()->instruction_start());
     }
     LOG(StringEvent("resolved", name));
   }
   Clear();
 
   // TODO(1240818): We should probably try to avoid doing this for all
   // the V8 builtin JS files. It should only happen after running
   // runtime.js - just like there shouldn't be any fixups left after
   // that.
   for (int i = 0; i < Builtins::NumberOfJavaScriptBuiltins(); i++) {
@@ skipping 1389 matching lines @@
 }
 
 
 // Restore statics that are thread local.
 char* Genesis::RestoreState(char* from) {
   current_ = *reinterpret_cast<Genesis**>(from);
   return from + sizeof(current_);
 }
 
 } }  // namespace v8::internal