Distinguish slow from fast sloppy arguments

src/ppc/code-stubs-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.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/base/bits.h"
 #include "src/bootstrapper.h"
@@ skipping 1777 matching lines @@
 
   // Do the allocation of all three objects in one go.
   __ Allocate(r11, r3, r6, r7, &runtime, TAG_OBJECT);
 
   // r3 = address of new object(s) (tagged)
   // r5 = argument count (smi-tagged)
   // Get the arguments boilerplate from the current native context into r4.
   const int kNormalOffset =
       Context::SlotOffset(Context::SLOPPY_ARGUMENTS_MAP_INDEX);
   const int kAliasedOffset =
-      Context::SlotOffset(Context::ALIASED_ARGUMENTS_MAP_INDEX);
+      Context::SlotOffset(Context::FAST_ALIASED_ARGUMENTS_MAP_INDEX);
 
   __ LoadP(r7,
            MemOperand(cp, Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX)));
   __ LoadP(r7, FieldMemOperand(r7, GlobalObject::kNativeContextOffset));
   __ cmpi(r4, Operand::Zero());
   if (CpuFeatures::IsSupported(ISELECT)) {
     __ LoadP(r11, MemOperand(r7, kNormalOffset));
     __ LoadP(r7, MemOperand(r7, kAliasedOffset));
     __ isel(eq, r7, r11, r7);
   } else {
@@ skipping 3857 matching lines @@
                            kStackUnwindSpace, NULL,
                            MemOperand(fp, 6 * kPointerSize), NULL);
 }
 
 
 #undef __
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_PPC