diff --git a/Source/JavaScriptCore/bytecompiler/NodesCodegen.cpp b/Source/JavaScriptCore/bytecompiler/NodesCodegen.cpp
index fe8efcf..0e294cb 100644
--- a/Source/JavaScriptCore/bytecompiler/NodesCodegen.cpp
+++ b/Source/JavaScriptCore/bytecompiler/NodesCodegen.cpp
@@ -496,6 +496,9 @@
             }
         } else {
             ASSERT(m_args->m_listNode && m_args->m_listNode->m_next);
+            RefPtr<RegisterID> profileHookRegister;
+            if (generator.shouldEmitProfileHooks())
+                profileHookRegister = generator.newTemporary();
             RefPtr<RegisterID> thisRegister = generator.emitNode(m_args->m_listNode->m_expr);
             RefPtr<RegisterID> argsRegister;
             ArgumentListNode* args = m_args->m_listNode->m_next;
@@ -509,7 +512,7 @@
             while ((args = args->m_next))
                 generator.emitNode(args->m_expr);
 
-            generator.emitCallVarargs(finalDestinationOrIgnored.get(), base.get(), thisRegister.get(), argsRegister.get(), generator.newTemporary(), divot(), startOffset(), endOffset());
+            generator.emitCallVarargs(finalDestinationOrIgnored.get(), base.get(), thisRegister.get(), argsRegister.get(), generator.newTemporary(), profileHookRegister.get(), divot(), startOffset(), endOffset());
         }
         generator.emitJump(end.get());
     }