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Re: [Help-smalltalk] JIT crashes due non-executable memory
From: |
Holger Hans Peter Freyther |
Subject: |
Re: [Help-smalltalk] JIT crashes due non-executable memory |
Date: |
Sat, 8 Jun 2013 19:32:30 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Sun, Jun 02, 2013 at 06:46:42PM +0200, Holger Hans Peter Freyther wrote:
> > I am trying to figure out where the -1 is coming from and when
> > the context is changed but searching for sp and and -1 is not
> > really helping. :)
>
> The BlockClosure>>#asContext: was changed in 2007 in git revision
> 51f4dffef9df9095e59801df57741bd1a9458fd3.
Hi,
another weekend, another attempt at the JIT. I am debugging a crash
with a Magritte test:
testCalculated [
<category: 'testing'>
| object dummy |
object := MADynamicObject on: [Time millisecondClockValue].
dummy := object yourself.
(Delay forMilliseconds: 2) wait.
self assert: dummy < object yourself
]
it is crashing inside the Delay process.. and after a lot of stepi
inside the GDB tui I am at the point where unwind_context is restoring
a wrong native_ip and it is jumping somewhere else. This means that
at some point the ic->native_ip is wrong (or I don't understand how
the ipOffset is set inside the context...). (or the IC is read from
somewhere wrong/after a GC...)
any ideas or feedback on the two patches?
cheers
holger
- Re: [Help-smalltalk] JIT crashes due non-executable memory, Holger Hans Peter Freyther, 2013/06/02
- Re: [Help-smalltalk] JIT crashes due non-executable memory, Holger Hans Peter Freyther, 2013/06/02
- Re: [Help-smalltalk] JIT crashes due non-executable memory, Holger Hans Peter Freyther, 2013/06/02
- Re: [Help-smalltalk] JIT crashes due non-executable memory, Holger Hans Peter Freyther, 2013/06/02
- Re: [Help-smalltalk] JIT crashes due non-executable memory,
Holger Hans Peter Freyther <=
- Re: [Help-smalltalk] JIT crashes due non-executable memory, Holger Hans Peter Freyther, 2013/06/08
- Re: [Help-smalltalk] JIT crashes due non-executable memory, Holger Hans Peter Freyther, 2013/06/09
- Re: [Help-smalltalk] JIT crashes due non-executable memory, Holger Hans Peter Freyther, 2013/06/09
- Re: [Help-smalltalk] JIT crashes due non-executable memory, Holger Hans Peter Freyther, 2013/06/09
- Re: [Help-smalltalk] JIT crashes due non-executable memory, Holger Hans Peter Freyther, 2013/06/09
- Re: [Help-smalltalk] JIT crashes due non-executable memory, Holger Hans Peter Freyther, 2013/06/09