Details
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Type:
Bug
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Status: Resolved
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Priority:
P4
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Resolution: Fixed
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Affects Version/s: repo-valhalla
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Fix Version/s: repo-valhalla
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Component/s: hotspot
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Subcomponent:
Description
UseBiasedLocking was made default during merge work, there are greater issues with mark word use: JDK-8247298.
Ensure there is further testing with and without UseBiasedLocking, and set the default back to false once JDK-8247298 is resolved.
Ensure there is further testing with and without UseBiasedLocking, and set the default back to false once JDK-8247298 is resolved.
Attachments
Issue Links
- blocks
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JDK-8255045 [lworld] LoadNode::Value() use of markWord::prototype() may strip type bits
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- Resolved
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JDK-8255046 [lworld] JIT should make use of array layout encoding in markWord
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- Resolved
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- relates to
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JDK-8255396 [lworld] locking breaks oopDesc is_flatArray/is_nullfreeArray type checks
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- Resolved
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JDK-8247298 [lworld] Review use of oopDesc & mark word for alternative inline type behavior
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- Open
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(1 links to)