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  1. JDK
  2. JDK-8183263

compiler/rtm tests fail on SKL hosts

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      the following tests failed when run w/ jdk9+175 on hosts w/ Intel SKL -- Intel(R) Xeon(R) Platinum 8168 CPU @ 2.70GHz

      compiler/rtm/locking/TestRTMAbortThreshold.java Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: Expected that method with rtm lock elision was deoptimized after 1 lock attempts: expected 10000 to equal 1
      compiler/rtm/locking/TestRTMAfterNonRTMDeopt.java Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: Two uncommon traps with reason rtm_state_change should be fired.: expected 0 to equal 2
      compiler/rtm/locking/TestRTMDeoptOnHighAbortRatio.java Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: Expected to get only one deoptimization due to rtm state change: expected 0 to equal 1
      compiler/rtm/locking/TestRTMDeoptOnLowAbortRatio.java Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: Expected to get only one deoptimization due to rtm state change: expected 0 to equal 1
      compiler/rtm/locking/TestRTMLockingCalculationDelay.java Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: At least one deoptimization due to rtm_state_chage is expected: expected 0 > 0
      compiler/rtm/locking/TestRTMLockingThreshold.java Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: VM output should contain two RTM locking statistics entries.: expected 1 to equal 2
      compiler/rtm/locking/TestUseRTMXendForLockBusy.java Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: VM output should contain exactly one rtm locking statistics entry for method compiler.testlibrary.rtm.BusyLock::test: expected 0 to equal 1
      compiler/rtm/print/TestPrintPreciseRTMLockingStatistics.java Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: RTM locking statistics should contain non zero aborts count for abort reason 0: expected 0 > 0

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              Reporter:
              iignatyev Igor Ignatyev
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