Le 09/09/2009 20:55, Jochen Theodorou a écrit : > Jochen Theodorou schrieb: > >> Rémi Forax schrieb: >> >>> Le 09/09/2009 20:42, Jochen Theodorou a écrit : >>> >>>> hi all, >>>> >>>> I am in urgend need of an actual VM with MethodHandles, but this is as >>>> always quuite complicated. This time I created a chroot envrionment for >>>> 32 bit, that was where I last time had to stop. I managed to get it >>>> compiled by the patch that was provided here 5 months ago and finally >>>> had a VM to run. So I did: >>>> >>>> davinci/sources/jdk/build/linux-i586/bin/java >>>> -XX:+UnlockExperimentalVMOptions -XX:+EnableMethodHandles >>>> -XX:+EnableInvokeDynamic FidgetDemo >>>> >>>> and got: >>>> >>>> >>>>> # >>>>> # A fatal error has been detected by the Java Runtime Environment: >>>>> # >>>>> # Internal Error (methodHandles.cpp:98), pid=8548, tid=4149795728 >>>>> # Error: guarantee(z&& EnableMethodHandles,"can only enable once, and >>>>> only if -XX:+EnableMethodHandles") >>>>> # >>>>> # JRE version: 7.0 >>>>> # Java VM: OpenJDK Client VM (16.0-b08 mixed mode linux-x86 ) >>>>> # An error report file with more information is saved as: >>>>> # /tmp/t/hs_err_pid8548.log >>>>> # >>>>> # If you would like to submit a bug report, please visit: >>>>> # http://java.sun.com/webapps/bugreport/crash.jsp >>>>> # The crash happened outside the Java Virtual Machine in native code. >>>>> # See problematic frame for where to report the bug. >>>>> # >>>>> Aborted >>>>> >>>>> >>>> No idea why this fails like this. What I now need is either a workaround >>>> for this problem here, or a running JVM with method handles that I can >>>> download somewhere. As long as it is linux it should be fine, whatever >>>> it is. >>>> >>>> Who can help me here? >>>> >>>> >>> Hi jochen, >>> just try to remove -XX:+EnableMethodHandles. >>> >>> This line works for me: >>> >>> davinci/sources/jdk/build/linux-i586/bin/java >>> -XX:+UnlockExperimentalVMOptions -XX:+EnableInvokeDynamic FidgetDemo >>> >> >> java -XX:+UnlockExperimentalVMOptions -XX:+EnableMethodHandles FidgetDemo >> OpenJDK Server VM warning: JSR 292 invokedynamic is disabled in this >> JVM. Use -XX:+EnableInvokeDynamic to enable. >> Fidgety self-modifying call site... >> --- loop #0 >> Exception in thread "main" java.lang.IncompatibleClassChangeError >> at FidgetDemo.main(FidgetDemo.java:13) >> >> doesn't look good >> > wrong one... still: > > java -XX:+UnlockExperimentalVMOptions FidgetDemoOpenJDK Server VM > warning: JSR 292 method handles are disabled in this JVM. Use > -XX:+EnableMethodHandles to enable. >
and java -XX:+UnlockExperimentalVMOptions -XX:+EnableInvokeDynamic FidgetDemo Rémi _______________________________________________ mlvm-dev mailing list mlvm-dev@openjdk.java.net http://mail.openjdk.java.net/mailman/listinfo/mlvm-dev
