Displaying 20 results from an estimated 3000 matches similar to: "The elephant in the room: Oracle"
2017 Jun 16
2
a tagged architecture, the elephant in the undef / poison room
> Only freezing it will
> replace it with something concrete such that if x is poison then
> freeze(x) == freeze(x), etc.
Nit: it's not true that freeze(x) == freeze(x) in the current proposal.
Each freeze can choose its own value.
John
2017 Jun 16
4
a tagged architecture, the elephant in the undef / poison room
John,
Here’s what I’m getting at
“Poison” is an attribute of a “value”, not a “value” itself.
“Poison” is an analysis result, and we should think about implementing it as such,
just like we do constant and range analysis.
Turning “poison” into a “value” means all “values” now have in addition to
a bit pattern an extra attribute (IE a tag).
Peter Lawrence.
2017 Jun 13
4
A tagged architecture, the elephant in the undef / poison room
Here’s what seems to really be going on
“undef” === models an uninitialized register, but
“poison” === turns the entire IR into a tagged architecture
Is this really the way to go ?
It seems like a odd choice given that none of our current targets
are tagged architectures, all of this tagged IR has to somehow be
reduced back down to normal target machine instructions.
This question
2017 Jun 19
3
the root cause is CP, was: A tagged architecture, the elephant in the undef / poison room
Sanjoy,
The point is this, you have to take a stand one way or
the other on the function-inlining issue:
[1. this function *always* executes statement S,
F(a) {
If (a == a) S;
}
but in llvm if you inline it and “a” happens to be “undef” then nothing can
be said about whether statement S is executed. This is indefensible.]
My belief is this: that llvm exists for a
2017 Jun 19
4
the root cause is CP, was: A tagged architecture, the elephant in the undef / poison room
> On Jun 16, 2017, at 8:23 PM, Sanjoy Das <sanjoy at playingwithpointers.com> wrote:
>
> Hi Peter,
>
> On Tue, Jun 13, 2017 at 10:27 AM, Peter Lawrence via llvm-dev
> <llvm-dev at lists.llvm.org> wrote:
>> Here’s what seems to really be going on
>>
>> “undef” === models an uninitialized register, but
>
> No, it specifically does
2005 Jun 09
1
Oracle, java and other heavy stuff....
Hi Team,
as I''m new to XEN my questions might be stupid - but I hope the answers wont
be :-)
I like for testing purposes to run Oracle and a jboss server on an XEN / Debian
in dom0.
The Oracle data shall be stored on a cluster of other XEN domains.
I would also like to have Oracle clients and other jboss server running in XEN
domains.
As far as I noticed this shouldn''t
2006 Apr 07
1
Warm reboot failure
I recently bought a new Compaq Presario sr1710nx with 64-bit Sempron
and last week installed Centos 4.3 64-bit on it.
Worked like a champ until I attempted a reboot (using "init 6") and
the computer hung after finishing the shutdown. Rebooting from cold
worked, but without a warm reboot I was hesitant to use Centos. Since
FC5 (64-bit as well) came out recently, I tried it and
2011 Apr 17
2
[LLVMdev] Error compiling ConstantProp.cpp
I am using llvm-2.6 and the ConstProp.cpp file is
http://llvm.org/docs/doxygen/html/ConstantProp_8cpp_source.html
and the exact error message is:
llvm[0]: Compiling ConstantProp.cpp for Release build (PIC)
/home/tarun/Desktop/compiler/LLVM/llvm-2.6/include/llvm/Analysis/ConstantFolding.h:
In member function ‘virtual
bool<unnamed>::ConstantPropagation::runOnFunction(llvm::Function&)’:
2008 Apr 25
1
Elephant Dreams test video
I recently found these sample videos for codec/decode testing and was
wondering if someone can give me more info on these files and how to
use them.
http://media.xiph.org/ED/
First I would like to know what is the frame rate needed for the
ED-360 and ED-1080 to be sync with the audio samples??
Second what tool (specific command) can I use to convert this sequence
of PNG files to raw YUV and to
2012 Aug 25
8
JBOSS installation and Configuration through puppet
Hi All,
I have puppet server and client ready. I found JBOSS module and manifests
under https://github.com/example42/puppet-jboss/<https://github.com/example42/puppet-jboss/blob/master/manifests/init.pp> and
imported it through git.
I am encountering these isse while I run :
http://pastebin.com/S67JqmSK
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2011 Apr 17
4
[LLVMdev] Regarding BasicBlock Cloning
The clone llvm:CloneBasicBlock copies the phi function in the replicated
basic block from the original basic block.
I don't want the copy of phi in relplicated block. For now I am creating .bc
file with -O0 option so that it doesn't generate phi function in first
place. Is this a good approach or there are some other function available
for it.
Tarun
On Sun, Apr 17, 2011 at 5:22 AM, Eli
2009 Nov 17
2
Just what is puppet doing here?
What is puppet doing here?
Nov 17 00:02:01 gumby yum: Installed: tf-starterkit-tfel0-1.0-1.tf.noarch
Nov 17 00:02:01 gumby puppetd[720]:
(//Node[gumby.fr.xxx.com]/Starterkit::Setup[tfel0]/Package[tf-starterkit-tfel0]/ensure)
created
Nov 17 00:02:07 gumby yum: Installed: tf-jboss-server-4.2.3.GA-1.tf.noarch
Nov 17 00:02:07 gumby puppetd[720]:
2011 Apr 17
0
[LLVMdev] Error compiling ConstantProp.cpp
On Sat, Apr 16, 2011 at 5:27 PM, tarun agrawal <tarun at cse.iitb.ac.in> wrote:
> I am using llvm-2.6 and the ConstProp.cpp file is
> http://llvm.org/docs/doxygen/html/ConstantProp_8cpp_source.html
>
> and the exact error message is:
>
> llvm[0]: Compiling ConstantProp.cpp for Release build (PIC)
>
2011 Apr 17
2
[LLVMdev] Error compiling ConstantProp.cpp
While compiling the ConstantProp.cpp I am getting the following error.
error: too few arguments to function ‘llvm::Constant*
llvm::ConstantFoldInstruction(llvm::Instruction*, llvm::LLVMContext&, const
llvm::TargetData*)
Regards
Tarun
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2007 Aug 10
2
jinfo, jboss and ExtendedDTraceProbes
Hi,
I would like to use dtrace to observe some behaviour in my J2EE app
running in JBoss. I start JBoss normally in a 1.6 VM. When I try to
enable set the ExtendedDTraceProbes flag using jinfo, I get a thread
dump in the JBoss console and the message: "Unable to open door: target
process not responding or HotSpot VM not loaded" in the jinfo console.
I have tried this with both
2011 May 03
2
[LLVMdev] Trace Use-Def chain
Hi,
I need to get all the basic blocks that are there, in the path from
definition of an instruction to use of that instruction.
Regards
Tarun
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2010 Jul 08
1
Poker tool: Elephant
I would like to get this program to run:
http://www.pokerstrategy.com/software/9
It needs mono, which is no real problem, I used winetricks to install dotnet20 and mono. Unfortunately I run into the same problem that is described here: http://www.pokerstrategy.com/forum/thread.php?threadid=24647&threadview=0&hilight=&hilightuser=0&page=1
but the solution requires me to run an .msi
2009 Nov 10
23
Puppet Not Running chkconfig correctly.
So, I noticed that when adding a service to puppet, puppet is running
a chkconfig <service>. However, as far as I can tell, puppet should be
running a chkconfig --add <service>, otherwise the symlinks don''t get
created from the service in /etc/rc.d/rc6.d back to the service in
/etc/init.d. As as a result, the service is not stopped on shut down.
I must be missing something
2011 May 04
2
[LLVMdev] Trace Use-Def chain
On 5/3/11 4:08 PM, tarun agrawal wrote:
> HI
>
> I know it is a very simple question not worth asking here but I am
> really struggling pls help me out..
This is a question worth asking; it's just that not everyone can answer
all the time.
:)
If all you want to do is to follow the SSA def-use chain within a single
function, then this is very easy. All you have to do is use
2012 Sep 03
2
Class for transfering files from Server to Client
I have installed JBOSS application manually following these steps:
[code]
1.$ su -c "yum install java-1.6.0-openjdk-devel"
2.$ java –version
3.wget
http://download.jboss.org/jbossas/7.1/jboss-as-7.1.1.Final/jboss-as-7.1.1.Final.zip
4.$ unzip jboss-as-7.1.1.Final.zip -d /usr/share
5.$ adduser jboss
6.$ chown -fR jboss.jboss /usr/share/jboss-as-7.1.1.Final/
7.$ su jboss
8.$ cd