commit bf250f2e4a8cfca4700e4893e8ad9ac2078307a2
author Peyton, Jonathan L <jonathan.l.peyton@intel.com> Thu Oct 14 16:37:52 2021 -0500
committer Copybara-Service <copybara-worker@google.com> Thu Oct 14 14:55:43 2021 -0700
tree d1e5bcdaa8e4897f590428edf4e7faef22c27a82
parent 8ae79316860307f5b6b6f1bc5fc3dd99e811de33

[OpenMP][host runtime] small fixup of RTM CPUID bit check

GitOrigin-RevId: b840d3ab0d8a1953fe7d39a87970260088b9ac41

runtime/src/kmp_utility.cpp

diff --git a/runtime/src/kmp_utility.cpp b/runtime/src/kmp_utility.cpp
index bf3e611..8118548 100644
--- a/runtime/src/kmp_utility.cpp
+++ b/runtime/src/kmp_utility.cpp
@@ -247,15 +247,15 @@
                 i, buf.eax, buf.ebx, buf.ecx, buf.edx));
     }
 #endif
-#if KMP_USE_ADAPTIVE_LOCKS
     p->flags.rtm = 0;
     if (max_arg > 7) {
       /* RTM bit CPUID.07:EBX, bit 11 */
       __kmp_x86_cpuid(7, 0, &buf);
       p->flags.rtm = (buf.ebx >> 11) & 1;
-      KA_TRACE(trace_level, (" RTM"));
+      if (p->flags.rtm) {
+        KA_TRACE(trace_level, (" RTM"));
+      }
     }
-#endif
   }
 
   { // Parse CPU brand string for frequency, saving the string for later.