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Date: Thu, 12 Apr 2007 05:04:39 -0700 (PDT)
From: "Igor V Chebykin (JIRA)" <jira@apache.org>
To: commits@harmony.apache.org
Subject: [jira] Updated: (HARMONY-1841) [drlvm][jit] Jitrino OPT crashes
 when returnAddress is on the top of the stack before astore or astore_<n>
 instruction
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     [ https://issues.apache.org/jira/browse/HARMONY-1841?page=3Dcom.atlass=
ian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Igor V Chebykin updated HARMONY-1841:
-------------------------------------

    Attachment: H1841-fix.patch

The fix for H1841 added
The patch file is "H1841-fix.patch"

Note, that the patch file "H1841.patch" is the regression test

> [drlvm][jit] Jitrino OPT crashes when returnAddress is on the top of the =
stack before astore or astore_<n> instruction
> -------------------------------------------------------------------------=
---------------------------------------------
>
>                 Key: HARMONY-1841
>                 URL: https://issues.apache.org/jira/browse/HARMONY-1841
>             Project: Harmony
>          Issue Type: Bug
>          Components: DRLVM
>         Environment: Linux IA-32, Windows IA-32
>            Reporter: Irina Arkhipets
>         Assigned To: Alexey Varlamov
>         Attachments: H1841-fix.patch, h1841.patch, test.j
>
>
> J2SE VM Specification reads about astore_<n> instruction:=20
> ...=20
> The <n> must be a valid index into the local variables of the current fra=
me (=C2=A73.6). The objectref on the top of the operand stack must be of ty=
pe returnAddress or of type reference. It is popped from the operand stack,=
 and the value of the local variable at <n> is set to objectref.=20
> ...=20
> However, Jitrino OPT crashes when the value on the top of the stack is re=
turnAddress .=20
> The following test example crashes with Jitrino OPT both on Linux IA-32 a=
nd Windows IA-32.=20
> Stack trace shows that the problem is in the Jitrino code (more particula=
rly, in FlowGraph - please, see sample output below).=20
> --------- test.j ---------=20
> .class public test=20
> .super java/lang/Object=20
> .method public <init>()V=20
>     aload_0=20
>     invokespecial java/lang/Object/<init>()V=20
>     return=20
> .end method=20
> .method public static main([Ljava/lang/String;)V=20
>     .limit stack 10=20
>     .limit locals 10=20
>     new test=20
>     dup=20
>     invokespecial test/<init>()V=20
>     invokevirtual test/tryme()V=20
>     return=20
> .end method=20
> .method public tryme()V=20
>     jsr L1=20
>     nop=20
> L1:=20
>     astore_0=20
>     return=20
> .end method=20
> -----------------------------=20
> This test passes with JRockit and interpreter.=20
> This test fails in JET mode with another error diagnostic - please, see H=
ARMONY-1840 for more details.
> Sample output is:=20
> ...=20
> java: /export/users2/iarkhipe/20061012/trunk/working_vm/vm/jitrino/src/op=
timizer/FlowGraph.cpp:528: bool Jitrino::inlineJSR(Jitrino::IRManager*, Jit=
rino::Node*, Jitrino::DefUseBuilder&, Jitrino::JsrEntryInstToRetInstMap&): =
Assertion `last->isJSR()' failed.
> SIGABRT in VM code.
> Stack trace:
>         1: ?? (??:-1)
>         2: abort (??:-1)
>         3: __assert_fail (??:-1)
>         4: inlineJSR (/export/users2/iarkhipe/20061012/trunk/working_vm/v=
m/jitrino/src/optimizer/FlowGraph.cpp:529)
>         5: inlineJSRs (/export/users2/iarkhipe/20061012/trunk/working_vm/=
vm/jitrino/src/optimizer/FlowGraph.cpp:658)
>         6: Jitrino::FlowGraph::doTranslatorCleanupPhase(Jitrino::IRManage=
r&) (/export/users2/iarkhipe/20061012/trunk/working_vm/vm/jitrino/src/optim=
izer/FlowGraph.cpp:833)
>         7: Jitrino::TranslatorSession::postTranslatorCleanup() (/export/u=
sers2/iarkhipe/20061012/trunk/working_vm/vm/jitrino/src/translator/Translat=
orIntfc.cpp:77)
>         8: Jitrino::TranslatorSession::run() (/export/users2/iarkhipe/200=
61012/trunk/working_vm/vm/jitrino/src/translator/TranslatorIntfc.cpp:45)
>         9: Jitrino::Inliner::runTranslatorSession(Jitrino::CompilationCon=
text&) (/export/users2/iarkhipe/20061012/trunk/working_vm/vm/jitrino/src/op=
timizer/inliner.cpp:853)
>         10: Jitrino::Inliner::getNextRegionToInline(Jitrino::CompilationC=
ontext&) (/export/users2/iarkhipe/20061012/trunk/working_vm/vm/jitrino/src/=
optimizer/inliner.cpp:938)
>         11: Jitrino::InlinePass::_run(Jitrino::IRManager&) (/export/users=
2/iarkhipe/20061012/trunk/working_vm/vm/jitrino/src/optimizer/inliner.cpp:1=
126)
>         12: Jitrino::OptPass::run() (/export/users2/iarkhipe/20061012/tru=
nk/working_vm/vm/jitrino/src/optimizer/optpass.cpp:61)
>         13: Jitrino::runPipeline(Jitrino::CompilationContext*) (/export/u=
sers2/iarkhipe/20061012/trunk/working_vm/vm/jitrino/src/main/Jitrino.cpp:22=
6)
>         14: Jitrino::compileMethod(Jitrino::CompilationContext*) (/export=
/users2/iarkhipe/20061012/trunk/working_vm/vm/jitrino/src/main/Jitrino.cpp:=
261)
>         15: Jitrino::Jitrino::CompileMethod(Jitrino::CompilationContext*)=
 (/export/users2/iarkhipe/20061012/trunk/working_vm/vm/jitrino/src/main/Jit=
rino.cpp:286)
>         16: JIT_compile_method_with_params (/export/users2/iarkhipe/20061=
012/trunk/working_vm/vm/jitrino/src/vm/drl/DrlJITInterface.cpp:282)
>         17: Dll_JIT::compile_method_with_params(void*, Method*, OpenMetho=
dExecutionParams) (/export/users2/iarkhipe/20061012/trunk/working_vm/vm/vmc=
ore/include/dll_jit_intf.h:86)
>         18: compile_do_compilation_jit(Method*, JIT*) (/export/users2/iar=
khipe/20061012/trunk/working_vm/vm/vmcore/src/jit/compile.cpp:700)
>         19: vm_compile_method (/export/users2/iarkhipe/20061012/trunk/wor=
king_vm/vm/vmcore/src/class_support/C_Interface.cpp:2538)
>         20: DrlEMImpl::compileMethod(Method*) (/export/users2/iarkhipe/20=
061012/trunk/working_vm/vm/em/src/DrlEMImpl.cpp:520)
>         21: CompileMethod (/export/users2/iarkhipe/20061012/trunk/working=
_vm/vm/em/src/em_intf.cpp:49)
>         22: compile_do_compilation (/export/users2/iarkhipe/20061012/trun=
k/working_vm/vm/vmcore/src/jit/compile.cpp:780)
>         23: compile_jit_a_method(Method*) (/export/users2/iarkhipe/200610=
12/trunk/working_vm/vm/vmcore/src/jit/compile.cpp:828)
>         24: IP is 0x410D0172 <native code>
>         25: vm_invoke_native_array_stub (/export/users2/iarkhipe/20061012=
/trunk/working_vm/vm/vmcore/src/util/ia32/base/invoke_native_stub_ia32.asm:=
41)
>         26: JIT_execute_method_default(void*, _jmethodID*, jvalue*, jvalu=
e*) (/export/users2/iarkhipe/20061012/trunk/working_vm/vm/vmcore/src/util/i=
a32/base/ini_iA32.cpp:199)
>         27: DrlEMImpl::executeMethod(_jmethodID*, jvalue*, jvalue*) (/exp=
ort/users2/iarkhipe/20061012/trunk/working_vm/vm/em/src/DrlEMImpl.cpp:489)
>         28: ExecuteMethod (/export/users2/iarkhipe/20061012/trunk/working=
_vm/vm/em/src/em_intf.cpp:43)
>         29: vm_execute_java_method_array(_jmethodID*, jvalue*, jvalue*) (=
/export/users2/iarkhipe/20061012/trunk/working_vm/vm/vmcore/src/jit/ini.cpp=
:58)
>         30: call_static_method_no_ref_result (/export/users2/iarkhipe/200=
61012/trunk/working_vm/vm/vmcore/src/jni/jni_method.cpp:1072)
>         31: CallStaticVoidMethodA(JNIEnv_External*, _jobject*, _jmethodID=
*, jvalue*) (/export/users2/iarkhipe/20061012/trunk/working_vm/vm/vmcore/sr=
c/jni/jni_method.cpp:1450)
>         32: CallStaticVoidMethodV(JNIEnv_External*, _jobject*, _jmethodID=
*, char*) (/export/users2/iarkhipe/20061012/trunk/working_vm/vm/vmcore/src/=
jni/jni_method.cpp:1437)
>         33: CallStaticVoidMethod(JNIEnv_External*, _jobject*, _jmethodID*=
, ...) (/export/users2/iarkhipe/20061012/trunk/working_vm/vm/vmcore/src/jni=
/jni_method.cpp:1427)
>         34: ?? (??:-1)
>         35: ?? (??:-1)
>         36: ?? (??:-1)
>         37: ?? (??:-1)
>         38: hysig_protect (??:-1)
>         39: ?? (??:-1)
>         40: __libc_start_main (??:-1)
>         41: ?? (??:-1)
> <end of stack trace>
> Aborted
> ...=20
> Please, run the "java -jar jasmin.jar test.j" the to compile the test sou=
rce file.
> Please, run the "java -Xem:opt -Dvm.assert_dialog=3Dfalse test" command t=
o reproduce the failure.

--=20
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