Fixed register usage in 64-bit version of...

src/x64/ic-x64.cc

 // Copyright 2009 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 360 matching lines @@
   // to check this explicitly since this generic stub does not perform
   // map checks.  The map is already in rdx.
   __ testb(FieldOperand(rdx, Map::kBitFieldOffset),
            Immediate(1 << Map::kIsAccessCheckNeeded));
   __ j(not_zero, &slow);
 
   // Check that the elements array is the appropriate type of
   // ExternalArray.
   // rax: index (as a smi)
   // rcx: JSObject
-  __ movq(rcx, FieldOperand(rdx, JSObject::kElementsOffset));
+  __ movq(rcx, FieldOperand(rcx, JSObject::kElementsOffset));
   __ CompareRoot(FieldOperand(rcx, HeapObject::kMapOffset),
                  Heap::RootIndexForExternalArrayType(array_type));
   __ j(not_equal, &slow);
 
   // Check that the index is in range.
   __ SmiToInteger32(rax, rax);
   __ cmpl(rax, FieldOperand(rcx, ExternalArray::kLengthOffset));
   // Unsigned comparison catches both negative and too-large values.
   __ j(above_equal, &slow);
 
@@ skipping 920 matching lines @@
 
   // Cache miss: Jump to runtime.
   Generate(masm, ExternalReference(IC_Utility(kStoreIC_Miss)));
 }
 
 
 #undef __
 
 
 } }  // namespace v8::internal