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  1. JDK
  2. JDK-8256807

C2: Not marking stores correctly as mismatched in string opts

    Details

    • Subcomponent:
    • Resolved In Build:
      b27
    • CPU:
      generic
    • OS:
      generic

      Backports

        Description

        running CTW for lucene-analyzers-common-7.5.0.jar results in the following assert during the compilation of org.apache.lucene.analysis.util.AbstractAnalysisFactory::splitAt

        #
        # A fatal error has been detected by the Java Runtime Environment:
        #
        # Internal Error (/System/Volumes/Data/mesos/work_dir/slaves/4076d11c-c6ed-4d07-84c1-4ab8d55cd975-S435659/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/dde03f90-e26d-4004-9106-3206a20b822f/runs/d3f2872f-e60e-434e-b554-1d0fad07a80a/workspace/open/src/hotspot/share/opto/memnode.cpp:2630), pid=39489, tid=23043
        # assert(Opcode() == st->Opcode() || st->Opcode() == Op_StoreVector || Opcode() == Op_StoreVector || st->Opcode() == Op_StoreVectorScatter || Opcode() == Op_StoreVectorScatter || phase->C->get_alias_index(adr_type()) == Compile::AliasIdxRaw || (Opcode() == Op_StoreL && st->Opcode() == Op_StoreI) || (Opcode() == Op_StoreI && st->Opcode() == Op_StoreL) || (is_mismatched_access() || st->as_Store()->is_mismatched_access())) failed: no mismatched stores, except on raw memory: StoreC StoreB
        #
        # JRE version: Java(TM) SE Runtime Environment (16.0+26) (fastdebug build 16-ea+26-1687)
        # Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 16-ea+26-1687, mixed mode, sharing, compressed oops, g1 gc, bsd-amd64)
        # Core dump will be written. Default location: core.39489
        #
        # If you would like to submit a bug report, please visit:
        # https://bugreport.java.com/bugreport/crash.jsp
        #

        --------------- T H R E A D ---------------

        Current thread (0x00007fe0188a4c20): JavaThread "C2 CompilerThread0" daemon [_thread_in_native, id=23043, stack(0x0000700010611000,0x0000700010711000)]


        Current CompileTask:
        C2: 58381 3854 b org.apache.lucene.analysis.util.AbstractAnalysisFactory::splitAt (114 bytes)

        Stack: [0x0000700010611000,0x0000700010711000], sp=0x000070001070bda0, free space=1003k
        Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
        V [libjvm.dylib+0x114aded] VMError::report_and_die(int, char const*, char const*, __va_list_tag*, Thread*, unsigned char*, void*, void*, char const*, int, unsigned long)+0x6dd
        V [libjvm.dylib+0x114b40b] VMError::report_and_die(Thread*, void*, char const*, int, char const*, char const*, __va_list_tag*)+0x3b
        V [libjvm.dylib+0x60c59f] report_vm_error(char const*, int, char const*, char const*, ...)+0x13f
        V [libjvm.dylib+0xd8fd02] StoreNode::Ideal(PhaseGVN*, bool)+0x332
        V [libjvm.dylib+0xebb95a] PhaseIterGVN::transform_old(Node*)+0x12a
        V [libjvm.dylib+0xebb416] PhaseIterGVN::optimize()+0x246
        V [libjvm.dylib+0x5ba4de] PhaseIdealLoop::optimize(PhaseIterGVN&, LoopOptsMode)+0x9e
        V [libjvm.dylib+0x5ba611] Compile::optimize_loops(PhaseIterGVN&, LoopOptsMode)+0xc1
        V [libjvm.dylib+0x5b4e09] Compile::Optimize()+0x1329
        V [libjvm.dylib+0x5b23e9] Compile::Compile(ciEnv*, ciMethod*, int, bool, bool, bool, bool, DirectiveSet*)+0x17f9
        V [libjvm.dylib+0x4a61b0] C2Compiler::compile_method(ciEnv*, ciMethod*, int, bool, DirectiveSet*)+0xe0
        V [libjvm.dylib+0x5ce818] CompileBroker::invoke_compiler_on_method(CompileTask*)+0x608
        V [libjvm.dylib+0x5cdfa6] CompileBroker::compiler_thread_loop()+0x2e6
        V [libjvm.dylib+0x10a44f4] JavaThread::thread_main_inner()+0x2b4
        V [libjvm.dylib+0x10a0227] Thread::call_run()+0x1b7
        V [libjvm.dylib+0xe6101f] thread_native_entry(Thread*)+0x15f
        C [libsystem_pthread.dylib+0x3661] _pthread_body+0x154
        C [libsystem_pthread.dylib+0x350d] _pthread_body+0x0

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                • Assignee:
                  chagedorn Christian Hagedorn
                  Reporter:
                  dcubed Daniel Daugherty
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                  • Created:
                    Updated:
                    Resolved: