RFR: 8257471: fatal error: Fatal exception in JVMCI: Exception during JVMCI compiler initialization [v2]

[Vladimir Kozlov]

On Tue, 1 Dec 2020 12:52:07 GMT, Doug Simon <dnsimon at openjdk.org> wrote:

>> Following on from JDK-8257220, this PR converts more JVMCI configuration error handling to avoid a hard VM crash.
>> 
>> For example, in a JDK build that excludes Graal, instead of:
>> 
>> Exception during JVMCI compiler initialization
>> jdk.vm.ci.common.JVMCIError: Cannot use JVMCI compiler: No JVMCI compiler found
>> 	at jdk.vm.ci.hotspot.HotSpotJVMCICompilerConfig$DummyCompilerFactory.compileMethod(jdk.internal.vm.ci/HotSpotJVMCICompilerConfig.java:60)
>> 	at jdk.vm.ci.hotspot.HotSpotJVMCICompilerConfig$DummyCompilerFactory.compileMethod(jdk.internal.vm.ci/HotSpotJVMCICompilerConfig.java:48)
>> 	at jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.compileMethod(jdk.internal.vm.ci/HotSpotJVMCIRuntime.java:799)
>> #
>> # A fatal error has been detected by the Java Runtime Environment:
>> #
>> #  Internal Error (jvmciRuntime.cpp:1102), pid=62404, tid=41731
>> #  fatal error: Fatal exception in JVMCI: Exception during JVMCI compiler initialization
>> #
>> # JRE version: OpenJDK Runtime Environment (16.0) (build 16-internal+0-adhoc.dnsimon.open)
>> # Java VM: OpenJDK 64-Bit Server VM (16-internal+0-adhoc.dnsimon.open, mixed mode, tiered, jvmci, jvmci compiler, compressed oops, g1 gc, bsd-amd64)
>> # No core dump will be written. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
>> #
>> # An error report file with more information is saved as:
>> # /Users/dnsimon/jdk-jdk/open/hs_err_pid62404.log
>> #
>> # If you would like to submit a bug report, please visit:
>> #   https://bugreport.java.com/bugreport/crash.jsp
>> #
>> fish: 'build/macosx-x86_64-server-rele…' terminated by signal SIGABRT (Abort)
>> 
>> The VM now exits with:
>> 
>> Cannot use JVMCI compiler: No JVMCI compiler found
>> 
>> In both cases, the VM exits with non-zero exit code.
>
> Doug Simon has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR.

Good. I verified that fix works (no crash):
> java -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI -XX:+UseJVMCICompiler -Xcomp -version
Cannot use JVMCI compiler: No JVMCI compiler found
compiler/jvmci tests passed locally.

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Marked as reviewed by kvn (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/1535