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  1. JDK
  2. JDK-8315003

[lworld] C2: Implement full support for JDK-8287061 and JDK-8316991

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      # A fatal error has been detected by the Java Runtime Environment:
      #
      # Internal Error (/workspace/open/src/hotspot/share/opto/escape.cpp:709), pid=4029982, tid=4029998
      # guarantee(value_worklist.size() == 0) failed: Unimplemented: Valhalla support for 8287061
      #
      # JRE version: Java(TM) SE Runtime Environment (22.0) (fastdebug build 22-lworld4ea-2024-03-27-1420197.tobias.hartmann.valhalla)
      # Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 22-lworld4ea-2024-03-27-1420197.tobias.hartmann.valhalla, mixed mode, tiered, compressed class ptrs, serial gc, linux-amd64)
      # Problematic frame:
      # V [libjvm.so+0xbe9a2a] ConnectionGraph::reduce_phi_on_safepoints(PhiNode*, Unique_Node_List*)+0x101a
      #
      # Core dump will be written. Default location: Core dumps may be processed with "/opt/core.sh %p" (or dumping to /opt/mach5/mesos/work_dir/slaves/0db9c48f-6638-40d0-9a4b-bd9cc7533eb8-S39931/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/c85d5f2e-e907-4bd9-a294-528ae5c1737f/runs/823736aa-47f0-4936-a5fa-ecc65c88a61a/testoutput/test-support/jtreg_open_test_hotspot_jtreg_hotspot_compiler_all_gcs/scratch/0/core.4029982)
      #
      # If you would like to submit a bug report, please visit:
      # https://bugreport.java.com/bugreport/crash.jsp
      #

      --------------- S U M M A R Y ------------


      Current CompileTask:
      C2:3450 1185 b 4 compiler.valhalla.inlinetypes.TestBasicFunctionality::test12 (133 bytes)

      Stack: [0x00007fc56a0ec000,0x00007fc56a1ec000], sp=0x00007fc56a1e6b50, free space=1002k
      Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
      V [libjvm.so+0xbe9a2a] ConnectionGraph::reduce_phi_on_safepoints(PhiNode*, Unique_Node_List*)+0x101a (escape.cpp:709)
      V [libjvm.so+0xbe9db6] ConnectionGraph::reduce_phi(PhiNode*)+0x2d6 (escape.cpp:777)
      V [libjvm.so+0xc03fa9] ConnectionGraph::compute_escape()+0x27d9 (escape.cpp:429)
      V [libjvm.so+0xc04551] ConnectionGraph::do_analysis(Compile*, PhaseIterGVN*)+0xf1 (escape.cpp:117)
      V [libjvm.so+0xa2809f] Compile::Optimize()+0x85f (compile.cpp:2818)
      V [libjvm.so+0xa2bef8] Compile::Compile(ciEnv*, ciMethod*, int, Options, DirectiveSet*)+0x1cb8 (compile.cpp:868)
      V [libjvm.so+0x864903] C2Compiler::compile_method(ciEnv*, ciMethod*, int, bool, DirectiveSet*)+0x1f3 (c2compiler.cpp:135)
      V [libjvm.so+0xa3789c] CompileBroker::invoke_compiler_on_method(CompileTask*)+0x92c (compileBroker.cpp:2305)
      V [libjvm.so+0xa38528] CompileBroker::compiler_thread_loop()+0x468 (compileBroker.cpp:1964)
      V [libjvm.so+0xf1cdfc] JavaThread::thread_main_inner()+0xcc (javaThread.cpp:721)
      V [libjvm.so+0x1822796] Thread::call_run()+0xb6 (thread.cpp:220)
      V [libjvm.so+0x1514287] thread_native_entry(Thread*)+0x127 (os_linux.cpp:787)
      Registers:
      RAX=0x00007fc5c679f000, RBX=0x00007fc540611510, RCX=0x00007fc5c5f1e220, RDX=0x00007fc5c5f1e250
      RSP=0x00007fc56a1e6b50, RBP=0x00007fc56a1e6ca0, RSI=0x00000000000002c5, RDI=0x00007fc5c5f1dd70
      R8 =0x0000000000000000, R9 =0x00007fc5403589f0, R10=0x00007fc56a1e6a00, R11=0x00000000000003e8
      R12=0x00007fc540366210, R13=0x0000000000000002, R14=0x0000000000000010, R15=0x00007fc56a1e6c28
      RIP=0x00007fc5c4f22a2a, EFLAGS=0x0000000000010202, CSGSFS=0x002b000000000033, ERR=0x0000000000000006

            chagedorn Christian Hagedorn
            thartmann Tobias Hartmann
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              Created:
              Updated:
              Resolved: