Revert of [runtime] Fix ES6 9.2.1 [[Call]] when encountering a classConstructor.

src/ppc/builtins-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/codegen.h"
 #include "src/debug/debug.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
@@ skipping 1551 matching lines @@
   __ add(sp, sp, r0);
 }
 
 
 // static
 void Builtins::Generate_CallFunction(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r3 : the number of arguments (not including the receiver)
   //  -- r4 : the function to call (checked to be a JSFunction)
   // -----------------------------------
-  // See ES6 section 9.2.1 [[Call]] ( thisArgument, argumentsList)
 
   Label convert, convert_global_proxy, convert_to_object, done_convert;
   __ AssertFunction(r4);
   // TODO(bmeurer): Throw a TypeError if function's [[FunctionKind]] internal
   // slot is "classConstructor".
   // Enter the context of the function; ToObject has to run in the function
   // context, and we also need to take the global proxy from the function
   // context in case of conversion.
+  // See ES6 section 9.2.1 [[Call]] ( thisArgument, argumentsList)
   STATIC_ASSERT(SharedFunctionInfo::kNativeByteOffset ==
                 SharedFunctionInfo::kStrictModeByteOffset);
   __ LoadP(cp, FieldMemOperand(r4, JSFunction::kContextOffset));
   __ LoadP(r5, FieldMemOperand(r4, JSFunction::kSharedFunctionInfoOffset));
   // We need to convert the receiver for non-native sloppy mode functions.
   __ lbz(r6, FieldMemOperand(r5, SharedFunctionInfo::kNativeByteOffset));
   __ andi(r0, r6, Operand((1 << SharedFunctionInfo::kNativeBitWithinByte) |
                           (1 << SharedFunctionInfo::kStrictModeBitWithinByte)));
   __ bne(&done_convert, cr0);
   {
@@ skipping 350 matching lines @@
     __ bkpt(0);
   }
 }
 
 
 #undef __
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_PPC