PPC: [turbofan] Move JSCallFunction specialization to JSCallReducer.

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.
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/base/bits.h"
 #include "src/bootstrapper.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
@@ skipping 2698 matching lines @@
   // Goto miss case if we do not have a function.
   __ CompareObjectType(r4, r7, r7, JS_FUNCTION_TYPE);
   __ bne(&miss);
 
   // Make sure the function is not the Array() function, which requires special
   // behavior on MISS.
   __ LoadGlobalFunction(Context::ARRAY_FUNCTION_INDEX, r7);
   __ cmp(r4, r7);
   __ beq(&miss);
 
+  // Make sure the function belongs to the same native context (which implies
+  // the same global object).
+  __ LoadP(r7, FieldMemOperand(r4, JSFunction::kContextOffset));
+  __ LoadP(r7, ContextOperand(r7, Context::GLOBAL_OBJECT_INDEX));
+  __ LoadP(ip, GlobalObjectOperand());
+  __ cmp(r7, ip);
+  __ bne(&miss);
+
   // Update stats.
   __ LoadP(r7, FieldMemOperand(r5, with_types_offset));
   __ AddSmiLiteral(r7, r7, Smi::FromInt(1), r0);
   __ StoreP(r7, FieldMemOperand(r5, with_types_offset), r0);
 
   // Initialize the call counter.
   __ LoadSmiLiteral(r8, Smi::FromInt(CallICNexus::kCallCountIncrement));
   __ StoreP(r8, FieldMemOperand(r9, count_offset), r0);
 
   // Store the function. Use a stub since we need a frame for allocation.
@@ skipping 2994 matching lines @@
                            kStackUnwindSpace, NULL,
                            MemOperand(fp, 6 * kPointerSize), NULL);
 }
 
 
 #undef __
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_PPC