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src/hotspot/cpu/x86/vm_version_x86.cpp

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@@ -731,15 +731,15 @@
     _has_intel_jcc_erratum = IntelJccErratumMitigation;
   }
 
   char buf[512];
   int res = jio_snprintf(buf, sizeof(buf),
-              "(%u cores per cpu, %u threads per core) family %d model %d stepping %d"
+              "(%u cores per cpu, %u threads per core) family %d model %d stepping %d microcode 0x%x"
               "%s%s%s%s%s%s%s%s%s%s" "%s%s%s%s%s%s%s%s%s%s" "%s%s%s%s%s%s%s%s%s%s" "%s%s%s%s%s%s%s%s%s%s" "%s%s%s%s%s%s",
 
                cores_per_cpu(), threads_per_core(),
-               cpu_family(), _model, _stepping,
+               cpu_family(), _model, _stepping, os::cpu_microcode_revision(),
 
                (supports_cmov() ? ", cmov" : ""),
                (supports_cmpxchg8() ? ", cx8" : ""),
                (supports_fxsr() ? ", fxsr" : ""),
                (supports_mmx()  ? ", mmx"  : ""),
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