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  1. JDK
  2. JDK-8226705

[REDO] Deoptimize with handshakes

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Details

    • Enhancement
    • Resolution: Fixed
    • P4
    • 14
    • 14
    • hotspot
    • b16

    Description

      Deoptimize is a frequent safepoint.
      There is no reason for it to be a safepoint when it can be done as a handshake.

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          Enhancement - null JDK-8221734 Deoptimize with handshakes

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved
          relates to

          Bug - A problem which impairs or prevents the functions of the product. JDK-8232162 Object reallocation in Deoptimization::fetch_unroll_info_helper should not depend on EliminateNestedLocks

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Enhancement - null JDK-8238782 Cleanup Deoptimization::deoptimize(): remove unused RegisterMap argument and don't update RegisterMap in callers if UseBiasedLocking is enabled

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. JDK-8231321 compiler/codecache/stress/UnexpectedDeoptimizationAllTest.java failed assertion

          • P3 - Major loss of function.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. JDK-8236000 VM build without C2 fails

          • P3 - Major loss of function.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. JDK-8268052 [JVMCI] non-default installed code must be marked as in_use

          • P2 - Crashes, loss of data, severe memory leak.
          • Closed

          Enhancement - null JDK-8264480 Unreachable code in nmethod.cpp inside #ifdef DEBUG

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

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              rehn Robbin Ehn
              dcubed Daniel Daugherty
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              Dates

                Created:
                Updated:
                Resolved: