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Enhancement
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Resolution: Fixed
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P4
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17, 19, 21, 22
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b07
As suggested in this thread (https://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2022-April/055256.html) we might be able to do this using a similar mechanism as used by SafePointScalarObjectNode.
- relates to
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JDK-8312495 assert(0 <= i && i < _len) failed: illegal index after JDK-8287061 on big endian platforms
- Resolved
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JDK-8315003 [lworld] C2: Implement full support for JDK-8287061 and JDK-8316991
- Resolved
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JDK-8313689 C2: compiler/c2/irTests/scalarReplacement/AllocationMergesTests.java fails intermittently with -XX:-TieredCompilation
- Resolved
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JDK-8312617 SIGSEGV in ConnectionGraph::verify_ram_nodes
- Closed
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JDK-8312456 Potential null pointer access in LoadNode::split_through_phi after JDK-8287061
- Closed
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JDK-8289943 [Umbrella] Simplify some object allocation merges
- Open
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JDK-8323190 Segfault during deoptimization of C2-compiled code
- Resolved
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JDK-8335977 Deoptimization fails with assert "object should be reallocated already"
- Resolved
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JDK-8318682 SA decoding of scalar replaced objects is broken
- Resolved
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JDK-8340454 C2 EA asserts with "previous reducible Phi is no longer reducible before SUT"
- Resolved
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JDK-8314923 [lworld] AllocationMergesTests.java fails IR verification
- Resolved
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JDK-8322572 AllocationMergesTests.java fails with "IRViolationException: There were one or multiple IR rule failures."
- Resolved
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JDK-8312631 C2 crash: assert(false) failed: Unexpected use of reducible Phi
- Closed
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JDK-8319784 VM crash during heap dump after JDK-8287061
- Closed
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JDK-8322854 Incorrect rematerialization of scalar replaced objects in C2
- Closed
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JDK-8324688 C2: Disable ReduceAllocationMerges by default
- Closed
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JDK-8310980 Add a flag to let us signal that diagnostic information should be emitted whenever RAM optimization bails out
- Open
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JDK-8341293 Split field loads through Nested Phis
- Open
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JDK-8316991 Reduce nullable allocation merges
- Resolved