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From "Weldon Washburn" <weldon...@gmail.com>
Subject Re: [drlvm][runtime support] a question about an old JIRA -- H1922
Date Sat, 17 Mar 2007 23:17:10 GMT
Thanks for testing this.  I'll have to try committing again later.  Right
now, I am focused on getting 3288 and 3289 successfully committed.



On 3/16/07, Pavel Pervov <pmcfirst@gmail.com> wrote:
>
> No I do not. Smoke tests has just passed for me on Windows ia32.
>
> Does OPT fails due to added assertion?
>
> Pavel.
>
>
> On 3/15/07, Weldon Washburn <weldonwjw@gmail.com> wrote:
> >
> > hmm... the new patch failed smoke tests on both windows32 and linux32
> > rhel4.0 with "jitrino.OPT FAILED".  I looked at the reports directory
> and
> > see that a wait for notify test has failed.  Pavel, do you see the same
> > problem?
> >
> >
> >
> >
> > On 3/13/07, Pavel Pervov <pmcfirst@gmail.com> wrote:
> > >
> > > Second line of class_alloc_new_object asserts
> > > '!hythread_is_suspend_enabled()'. So, yes, we can assume the
> condition.
> > >
> > > The line to add is something like
> > > 'assert(struct_Class_to_java_lang_Class());' to remove it in release.
> > >
> > > WBR,
> > >    Pavel.
> > >
> > >
> > > On 3/12/07, Weldon Washburn <weldonwjw@gmail.com> wrote:
> > > >
> > > > Looking at just the procedure named, class_alloc_new_object(), the
> > > assert
> > > > definitely looks wrong.  However, I think the patch ignores the
> intent
> > > of
> > > > the assert.  I think the developer intended to somehow assert that
> the
> > > > input
> > > > arg, a ptr to struct Class, is valid.  In other words the original
> > > intent
> > > > is
> > > > to do something like:
> > > >
> > > >
> > > > assert(c);
> > > >
> > > > ManagedObject** hjlc = c->get_class_handle();
> > > >
> > > > assert(hjlc);
> > > >
> > > > ManagedObject* jlc = *hjlc;
> > > >
> > > > assert(jlc != NULL);
> > > >
> > > > assert(jlc->vt());
> > > >
> > > > assert(jlc->vt()->clss ==
> > > > VM_Global_State::loader_env->JavaLangClass_Class);
> > > >
> > > > assert(java_lang_Class_to_struct_Class(jlc) == clss); // else clss's
> > > > java.lang.Class had a bad "back" pointer
> > > > Note that I stole all the above code from the existing function
> > called,
> > > >
> > > > ManagedObject *struct_Class_to_java_lang_Class(Class *clss) {...}
> > > >
> > > > Rather than cut/paste the body of struct_Class_to_java_lang_Class
> into
> > > > class_alloc_new_object(), how about simply calling
> > > > struct_Class_to_java_lang_Class()?  The only unknown is if we can
> > assume
> > > > the condition assert(!hythread_is_suspend_enabled() );  will be OK
> > from
> > > > the
> > > > body of class_alloc_new_object().  Thoughts?
> > > >
> > > >
> > > > --
> > > > Weldon Washburn
> > > > Intel Enterprise Solutions Software Division
> > > >
> > >
> > >
> > >
> > > --
> > > Pavel Pervov,
> > > Intel Enterprise Solutions Software Division
> > >
> >
> >
> >
> > --
> > Weldon Washburn
> > Intel Enterprise Solutions Software Division
> >
>
>
>
> --
> Pavel Pervov,
> Intel Enterprise Solutions Software Division
>



-- 
Weldon Washburn
Intel Enterprise Solutions Software Division

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