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From "Pavel Ozhdikhin" <pavel.ozhdik...@gmail.com>
Subject Re: [jira] Created: (HARMONY-5290) [drlvm][jit] SIGSEGV in JIT code
Date Tue, 11 Dec 2007 14:32:30 GMT
The fix is in JIRA, I'm running tests to check it.

Thanks,
Pavel


On 12/11/07, Tim Ellison <t.p.ellison@gmail.com> wrote:
>
> This issue does seem to be the cause of a number of current test failures.
> Anyone care to take ownership of it?
>
> Regards,
> Tim
>
> Andrey Pavlenko (JIRA) wrote:
> > [drlvm][jit] SIGSEGV in JIT code
> > --------------------------------
> >
> >                  Key: HARMONY-5290
> >                  URL: https://issues.apache.org/jira/browse/HARMONY-5290
> >              Project: Harmony
> >           Issue Type: Bug
> >           Components: DRLVM
> >          Environment: Linux x86/x64
> >             Reporter: Andrey Pavlenko
> >             Priority: Critical
> >
> >
> > The following test causes VM crash.  I've marked this issue as critical
> because it seems to be a regression and causes an error of the functional
> test
> http://people.apache.org/~smishura/r602572/Linux_x86/func/functional/org/apache/harmony/test/func/jit/HLO/peel/LoopVar2/738_LoopVar2.html
> >
> > public class Test {
> >
> >     boolean flag = false;
> >
> >     public static void main(String[] args) {
> >         System.exit((new Test()).test());
> >     }
> >
> >     public int test() {
> >         int limit = 100000;
> >         int i = -1;
> >         int k = -1;
> >         while (k < limit) {
> >             k++;
> >             for (i = 0; i < k; i++) {
> >                 flag = true;
> >             }
> >         }
> >         return ((k == limit) && (i == limit)) ? 0 : 1;
> >     }
> > }
> >
> > SIGSEGV in VM code.
> > Stack trace:
> >   0: Jitrino::ControlFlowGraph::addEdge(Jitrino::Node*, Jitrino::Node*,
> Jitrino::Edge*, double) (walkers.cpp:-1)
> >   1: Jitrino::ControlFlowGraph::addEdge(Jitrino::Node*, Jitrino::Node*,
> double) (walkers.cpp:-1)
> >   2: Jitrino::FlowGraph::doTranslatorCleanupPhase(Jitrino::IRManager&) (
> walkers.cpp:-1)
> >   3: Jitrino::TranslatorSession::postTranslatorCleanup() (walkers.cpp:-1
> )
> >   4: Jitrino::TranslatorSession::run() (walkers.cpp:-1)
> >   5: Jitrino::runPipeline(Jitrino::CompilationContext*) (walkers.cpp:-1)
> >   6: Jitrino::compileMethod(Jitrino::CompilationContext*) (
> walkers.cpp:-1)
> >   7: Jitrino::Jitrino::CompileMethod(Jitrino::CompilationContext*) (
> walkers.cpp:-1)
> >   8: JIT_compile_method_with_params (??:-1)
> >   9: Dll_JIT::compile_method_with_params(void*, Method*,
> OpenMethodExecutionParams) (apr_strtok.c:-1)
> >  10: compile_do_compilation_jit(Method*, JIT*) (apr_strtok.c:-1)
> >  11: vm_compile_method (??:-1)
> >  12: DrlEMImpl::methodProfileIsReady(MethodProfile*) (inet_pton.c:-1)
> >  13: EBProfileCollector::onTimeout() (inet_pton.c:-1)
> >  14: DrlEMImpl::tbsTimeout() (inet_pton.c:-1)
> >  15: ProfilerThreadTimeout (em_intf.cpp:-1)
> >  16: Java_java_lang_EMThreadSupport_onTimeout (??:-1)
> >  17: 0xA6093C26  <Generated stub>
> >  18: java/lang/EMThreadSupport.run()V (EMThreadSupport.java:68)
> >  19: java/lang/EMThreadSupport$1.run()V (EMThreadSupport.java:44)
> >  20: java/lang/Thread.run()V (Thread.java:657)
> >  21: java/lang/Thread.runImpl()V (Thread.java:668)
> >  22: ?? (??:-1)
> >  23: .L294 (ini_iA32.cpp:-1)
> >  24: DrlEMImpl::executeMethod(_jmethodID*, jvalue*, jvalue*)
> (inet_pton.c:-1)
> >  25: ExecuteMethod (em_intf.cpp:-1)
> >  26: vm_execute_java_method_array (apr_strtok.c:-1)
> >  27: call_method_no_ref_result(JNIEnv_External*, _jobject*, _jmethodID*,
> jvalue*, jvalue*, int) (jni_method.cpp:-1)
> >  28: CallVoidMethodA(JNIEnv_External*, _jobject*, _jmethodID*, jvalue*)
> (apr_strtok.c:-1)
> >  29: jthread_wrapper_start_proc(void*) (apr_strtok.c:-1)
> >  30: start_thread (??:-1)
> >  31: clone (??:-1)
> > <end of stack trace>
> > Segmentation fault
> >
> >
> >
> >
>

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