--- old/src/hotspot/cpu/x86/templateTable_x86.cpp	2018-02-12 20:05:03.359773003 -0800
+++ new/src/hotspot/cpu/x86/templateTable_x86.cpp	2018-02-12 20:05:03.099774003 -0800
@@ -3903,7 +3903,7 @@
   if (UseTLAB) {
     __ movptr(rax, Address(thread, in_bytes(JavaThread::tlab_top_offset())));
     __ lea(rbx, Address(rax, rdx, Address::times_1));
-    __ cmpptr(rbx, Address(thread, in_bytes(JavaThread::tlab_end_offset())));
+    __ cmpptr(rbx, Address(thread, in_bytes(JavaThread::tlab_current_end_offset())));
     __ jcc(Assembler::above, slow_case);
     __ movptr(Address(thread, in_bytes(JavaThread::tlab_top_offset())), rbx);
     if (ZeroTLAB) {