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Posted to dev@harmony.apache.org by Xiao-Feng Li <xi...@gmail.com> on 2007/04/23 14:26:50 UTC
Re: [jira] Commented: (HARMONY-3718) [drlvm][jit] -server mode failed for GCv5 helper inlining
Hi, Mikhail, good observation. And I agree that it's not a blocker at
the moment. Thanks, xiaofeng
On 4/23/07, Mikhail Fursov (JIRA) <ji...@apache.org> wrote:
>
> [ https://issues.apache.org/jira/browse/HARMONY-3718?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12490916 ]
>
> Mikhail Fursov commented on HARMONY-3718:
> -----------------------------------------
>
> While working on this problem I've found that vmmagic support in Jitrino.OPT has potential flow that can cause GC_GEN failing when compressed mode is enabled on EM64T platform.
>
> Jitrino.OPT treats all field stores for Java objects as stores 4-byte values in compressed mode, but fields with Address type are not 'objects' but 8-bytes raw pointers.
> I'll create another JIRA to demonstrate this problem.
>
> + I propose closing this JIRA without fix applied. It's not a blocker after HARMONY-3721 is committed and I'm going to rewrite this patch with stricter check as part of the solution for the problem described above.
>
>
> > [drlvm][jit] -server mode failed for GCv5 helper inlining
> > ---------------------------------------------------------
> >
> > Key: HARMONY-3718
> > URL: https://issues.apache.org/jira/browse/HARMONY-3718
> > Project: Harmony
> > Issue Type: Bug
> > Components: DRLVM
> > Environment: Linux IA32
> > Reporter: Yu-Nan He
> > Attachments: check.diff, server.emconf
> >
> >
> > DRLVM fails on Linux IA32 in -server mode with allocation inline parameters for GCv5. The server.emconf is modified and I replaced all "gc_cc" in server.emconf with "gc_gen". Jitrino fails with below stack trace when I run any application.
> > /***********stack trace********************/
> > java: /home/yhe19/harmony/working_vm/vm/jitrino/src/codegenerator/ia32/Ia32GCMap.cpp:108: void Jitrino::Ia32::checkManaged2UnmanagedConv(Jitrino::Ia32::IRManager&, Jitrino::Ia32::Opnd*): Assertion `managedOpnd->isPlacedIn(OpndKind_Immediate)' failed.
> > SIGABRT in VM code.
> > Stack trace:
> > 0: ?? (??:-1)
> > 1: ?? (??:-1)
> > 2: ?? (??:-1)
> > 3: Jitrino::Ia32::checkManaged2UnmanagedConv(Jitrino::Ia32::IRManager&, Jitrino::Ia32::Opnd*) (/home/yhe19/harmony/working_vm/vm/jitrino/src/codegenerator/ia32/Ia32GCMap.cpp:94)
> > 4: Jitrino::Ia32::GCMap::registerGCSafePoint(Jitrino::Ia32::IRManager&, Jitrino::BitSet const&, Jitrino::Ia32::Inst*) (/home/yhe19/harmony/working_vm/vm/jitrino/src/codegenerator/ia32/Ia32GCMap.cpp:141)
> > 5: Jitrino::Ia32::GCMap::processBasicBlock(Jitrino::Ia32::IRManager&, Jitrino::Node const*) (/home/yhe19/harmony/working_vm/vm/jitrino/src/codegenerator/ia32/Ia32GCMap.cpp:70)
> > 6: Jitrino::Ia32::GCMap::registerInsts(Jitrino::Ia32::IRManager&) (/home/yhe19/harmony/working_vm/vm/jitrino/src/codegenerator/ia32/Ia32GCMap.cpp:51)
> > 7: Jitrino::Ia32::GCMapCreator::runImpl() (/home/yhe19/harmony/working_vm/vm/jitrino/src/codegenerator/ia32/Ia32GCMap.cpp:472)
> > 8: Jitrino::Ia32::SessionAction::run() (/home/yhe19/harmony/working_vm/vm/jitrino/src/codegenerator/ia32/Ia32IRManager.cpp:2271)
> > 9: Jitrino::runPipeline(Jitrino::CompilationContext*) (/home/yhe19/harmony/working_vm/vm/jitrino/src/main/Jitrino.cpp:228)
> > 10: Jitrino::compileMethod(Jitrino::CompilationContext*) (/home/yhe19/harmony/working_vm/vm/jitrino/src/main/Jitrino.cpp:265)
> > 11: Jitrino::Jitrino::CompileMethod(Jitrino::CompilationContext*) (/home/yhe19/harmony/working_vm/vm/jitrino/src/main/Jitrino.cpp:287)
> > 12: JIT_compile_method_with_params (/home/yhe19/harmony/working_vm/vm/jitrino/src/vm/drl/DrlJITInterface.cpp:279)
> > 13: Dll_JIT::compile_method_with_params(void*, Method*, OpenMethodExecutionParams) (/home/yhe19/harmony/working_vm/vm/vmcore/include/dll_jit_intf.h:86)
> > 14: compile_do_compilation_jit(Method*, JIT*) (/home/yhe19/harmony/working_vm/vm/vmcore/src/jit/compile.cpp:657)
> > 15: vm_compile_method (/home/yhe19/harmony/working_vm/vm/vmcore/src/class_support/C_Interface.cpp:2493)
> > 16: DrlEMImpl::compileMethod(Method*) (/home/yhe19/harmony/working_vm/vm/em/src/DrlEMImpl.cpp:540)
> > 17: CompileMethod (/home/yhe19/harmony/working_vm/vm/em/src/em_intf.cpp:50)
> > 18: compile_do_compilation (/home/yhe19/harmony/working_vm/vm/vmcore/src/jit/compile.cpp:770)
> > 19: compile_me(Method*) (/home/yhe19/harmony/working_vm/vm/vmcore/src/jit/compile.cpp:790)
> > 20: 0x00545162 <Generated stub>
> > 21: vm_invoke_native_array_stub (/home/yhe19/harmony/working_vm/vm/vmcore/src/util/ia32/base/invoke_native_stub_ia32.asm:41)
> > 22: JIT_execute_method_default(void*, _jmethodID*, jvalue*, jvalue*) (/home/yhe19/harmony/working_vm/vm/vmcore/src/util/ia32/base/ini_iA32.cpp:200)
> > 23: DrlEMImpl::executeMethod(_jmethodID*, jvalue*, jvalue*) (/home/yhe19/harmony/working_vm/vm/em/src/DrlEMImpl.cpp:510)
> > 24: ExecuteMethod (/home/yhe19/harmony/working_vm/vm/em/src/em_intf.cpp:44)
> > 25: vm_execute_java_method_array(_jmethodID*, jvalue*, jvalue*) (/home/yhe19/harmony/working_vm/vm/vmcore/src/jit/ini.cpp:56)
> > 26: Class::initialize() (/home/yhe19/harmony/working_vm/vm/vmcore/src/class_support/Initialize.cpp:141)
> > 27: class_initialize_from_jni(Class*) (/home/yhe19/harmony/working_vm/vm/vmcore/src/class_support/Initialize.cpp:214)
> > 28: Java_java_lang_VMClassRegistry_initializeClass (/home/yhe19/harmony/working_vm/vm/vmcore/src/kernel_classes/native/java_lang_VMClassRegistry.cpp:407)
> > 29: 0x00928EB6 <Generated stub>
> > 30: ?? (??:-1)
> > 31: java/lang/Class.forName(Ljava/lang/String;ZLjava/lang/ClassLoader;)Ljava/lang/Class; (Class.java:178)
> > 32: java/lang/Class.forName(Ljava/lang/String;)Ljava/lang/Class; (Class.java:128)
> > 33: java/lang/VMStart.parseSystemProperties()V (VMStart.java:65)
> > 34: vm_invoke_native_array_stub (/home/yhe19/harmony/working_vm/vm/vmcore/src/util/ia32/base/invoke_native_stub_ia32.asm:41)
> > 35: JIT_execute_method_default(void*, _jmethodID*, jvalue*, jvalue*) (/home/yhe19/harmony/working_vm/vm/vmcore/src/util/ia32/base/ini_iA32.cpp:200)
> > 36: DrlEMImpl::executeMethod(_jmethodID*, jvalue*, jvalue*) (/home/yhe19/harmony/working_vm/vm/em/src/DrlEMImpl.cpp:510)
> > 37: ExecuteMethod (/home/yhe19/harmony/working_vm/vm/em/src/em_intf.cpp:44)
> > 38: vm_execute_java_method_array(_jmethodID*, jvalue*, jvalue*) (/home/yhe19/harmony/working_vm/vm/vmcore/src/jit/ini.cpp:56)
> > 39: call_static_method_no_ref_result (/home/yhe19/harmony/working_vm/vm/vmcore/src/jni/jni_method.cpp:1155)
> > 40: CallStaticVoidMethodA(JNIEnv_External*, _jobject*, _jmethodID*, jvalue*) (/home/yhe19/harmony/working_vm/vm/vmcore/src/jni/jni_method.cpp:1563)
> > 41: CallStaticVoidMethodV(JNIEnv_External*, _jobject*, _jmethodID*, char*) (/home/yhe19/harmony/working_vm/vm/vmcore/src/jni/jni_method.cpp:1547)
> > 42: JNIEnv_External::CallStaticVoidMethod(_jobject*, _jmethodID*, ...) (/home/yhe19/harmony/working_vm/vm/include/jni.h:1348)
> > 43: run_java_init (/home/yhe19/harmony/working_vm/vm/vmcore/src/init/vm_init.cpp:483)
> > 44: vm_init2(JNIEnv_External*) (/home/yhe19/harmony/working_vm/vm/vmcore/src/init/vm_init.cpp:860)
> > 45: JNI_CreateJavaVM (/home/yhe19/harmony/working_vm/vm/vmcore/src/jni/jni.cpp:529)
> > 46: invocation (../shared/main.c:658)
> > 47: gpProtectedMain (../shared/main.c:379)
> > 48: main (../shared/cmain.c:147)
> > 49: ?? (??:-1)
> > 50: _start (??:-1)
> > 51: java/lang/VMStart.initialize()V (VMStart.java:47)
> > <end of stack trace>
> > Aborted
>
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