PPC: [compiler] Always pass closure argument to with, catch and block context creation.

src/full-codegen/ppc/full-codegen-ppc.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/ast/scopes.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
@@ skipping 4793 matching lines @@
   __ LoadP(dst, ContextOperand(cp, context_index), r0);
 }
 
 
 void FullCodeGenerator::PushFunctionArgumentForContextAllocation() {
   Scope* closure_scope = scope()->ClosureScope();
   if (closure_scope->is_script_scope() ||
       closure_scope->is_module_scope()) {
     // Contexts nested in the native context have a canonical empty function
     // as their closure, not the anonymous closure containing the global
-    // code.  Pass a smi sentinel and let the runtime look up the empty
-    // function.
-    __ LoadSmiLiteral(ip, Smi::FromInt(0));
+    // code.
+    __ LoadP(ip, GlobalObjectOperand());
+    __ LoadP(ip, FieldMemOperand(ip, JSGlobalObject::kNativeContextOffset));
+    __ LoadP(ip, ContextOperand(ip, Context::CLOSURE_INDEX));
   } else if (closure_scope->is_eval_scope()) {
     // Contexts created by a call to eval have the same closure as the
     // context calling eval, not the anonymous closure containing the eval
     // code.  Fetch it from the context.
     __ LoadP(ip, ContextOperand(cp, Context::CLOSURE_INDEX));
   } else {
     DCHECK(closure_scope->is_function_scope());
     __ LoadP(ip, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));
   }
   __ push(ip);
@@ skipping 134 matching lines @@
     return ON_STACK_REPLACEMENT;
   }
 
   DCHECK(interrupt_address ==
          isolate->builtins()->OsrAfterStackCheck()->entry());
   return OSR_AFTER_STACK_CHECK;
 }
 }  // namespace internal
 }  // namespace v8
 #endif  // V8_TARGET_ARCH_PPC