Displaying 20 results from an estimated 5000 matches similar to: "[LLVMdev] A Question"
2010 Oct 05
3
[LLVMdev] Multithreaded code generation
Hi
yes, I'm asking for any advice, I want to implement multithreaded code generator in LLVM.
tnx
--- On Tue, 10/5/10, Duncan Sands <baldrick at free.fr> wrote:
From: Duncan Sands <baldrick at free.fr>
Subject: Re: [LLVMdev] Multithreaded code generation
To: llvmdev at cs.uiuc.edu
Date: Tuesday, October 5, 2010, 10:50 AM
Hi Hamed,
> I want to use LLVM to automatically
2010 Oct 12
2
[LLVMdev] CFG extraction
Hello,
I would like to extract Control Flow Graph and Data Flow Graph from a sample program written in C++, Can anybody please direct me to some examples?
Thanks in advance
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2010 Oct 05
0
[LLVMdev] Multithreaded code generation
On 10/05/2010 09:42 AM, hamed hamzehi wrote:
> Hi
> yes, I'm asking for any advice, I want to implement multithreaded code
> generator in LLVM.
> tnx
Hi,
this generally depends which kind of code you want to multithread,
because generally this is a difficult problem.
However, if you limit yourself for the moment to loops that fit into the
polyhedral model, you can take
2010 Oct 16
1
[LLVMdev] How to insert a CallInst which calls to a function from a library
Hello
I want to write a pass which insert a new call to a library function
but I don't know how to create a CallInst that calls a
function like "pthread_create",
can anyone help me with this problem?
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2010 Oct 05
2
[LLVMdev] Multithreaded code generation
Hi,
In fact I have some theory on instruction level parallelism( i have a partitioning algorithm), then first of all, i want to generate a multithreaded code from LLVM IR (in assembly level) with a given partitioning. My problem is how can i use a thread library(like Pthread) or OS system calls in LLVM IR to create and manage threads?
--- On Tue, 10/5/10, Tobias Grosser <grosser at
2012 Dec 03
2
Using multicores in R
Hi,
I have an R script which is time consuming because it has two nested loops
in it of at least 5000 iterations each, I have tried to use the multicore
package but id doesn't seem to improve the elapsed time of the script(a
shorter script for example) and I can't use the mcapply because of technical
reasons.
I was wondering how can I make my script use more cores and memory because I
am
2012 Dec 03
2
Using multicores in R
Hi,
I have an R script which is time consuming because it has two nested loops
in it of at least 5000 iterations each, I have tried to use the multicore
package but id doesn't seem to improve the elapsed time of the script(a
shorter script for example) and I can't use the mcapply because of technical
reasons.
I was wondering how can I make my script use more cores and memory because I
am
2011 Jul 20
4
R on Multicore for Linux
Hi all,
I have R installed on a box, which is running on a machine with 16 core and
Redhat - Linux. I am handling huge (size of dataset will be 5 GB) dataset.
Lets assume that my data is in the form of structured (multiple) logs. I
access the data by using all.files(). Since by default basic version of R
utilizes single core, the processing of my analysis code is taking too much
time. I got to
2019 Mar 06
2
Icecast multi proc
Hi,
We use Icecast 2.4.4 on debian 9 and Centos 7. How can we see if
Icecast use multicores?
Best regards,
Michel
--
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2010 Oct 05
2
[LLVMdev] Multithreaded code generation
Hi
I want to use LLVM to automatically translate sequential codes to multithreaded codes for execution on multicore processors.
How should I start?
Best Regards.
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2010 Oct 05
0
[LLVMdev] Multithreaded code generation
Hi Hamed,
> I want to use LLVM to automatically translate sequential codes to multithreaded
> codes for execution on multicore processors.
> How should I start?
currently LLVM does not have support for anything like this as far as I know.
But perhaps you meant that you want to implement it, and are asking for advice?
Ciao,
Duncan.
2010 Oct 19
2
[LLVMdev] hash_map
Hello,
I want to use some code written for program dependence graph iteration, but this code uses hash_map (#include "llvm/ADT/hash_map") which i think remove from llvm, does anyone know how can i use hsah_map or simply replace that?
Thanks
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2010 Jun 15
2
GUI's and R background processes
Hello,
I am new to R and have created an application using R 2.10, with a graphical UI using TclTk 8.5, running on windows 7, quad core machine.
The intention of the application is to launch calculations and display results on a graphical dashboard.
I've reached a roadblock, and I need to confirm that the following CANNOT be done. I've been trying to find a mechanism for doing the
2010 Jun 25
2
installing multicore package
Sir,
I want to apply mclapply() function for my analysis. So, I have to install
multicore package. But I can not install the package.
>install.packages("multicore")
It gives that package multicore is not available.
Can you help me?
Regards,
Suman Dhara
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2010 Aug 03
5
[LLVMdev] regarding multicore support for LLVM
Hi all,
I am new to this LLVM. I went through the documenation of LLVM but
I didn't find any support for Multicore. Is there any such possibility where
multicore architecture can be exploited using LLVM.
Thanks
Vijay
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2011 Aug 22
3
Ignoring loadNamespace errors when loading a file
On a Unix machine I ran caret::rfe using the multicore package, and I
saved the resulting object using save(lm2, file = "lm2.RData").
[Reproducible example below.]
When I try to load("lm2.RData") on my Windows laptop, I get
Error in loadNamespace(name) : there is no package called 'multicore'
I completely understand the error and I would like to ignore it and
2009 Oct 30
1
Multicore package: sharing/modifying variable accross processes
Hi,
I want to parallelize some computations when it's possible on multicore
machines.
Each computation produces a big objects that I don't want to store if
not necessary: in the end only the object that best fits my data have to
be returned. In non-parallel mode, a single gloabl object is updated if
the current computation gets a better result than the best previously found.
My plan
2010 Aug 04
1
[LLVMdev] regarding multicore support for LLVM
It is so difficult ...
Which FE? It need BE support? I didn't get it.
2010/8/4 vijay kumar <vijaygbvv at gmail.com>
> Yeah OpenMP support. I read that it has a front end support but not the
> back end. So are there any projects or teams looking at this issue.
>
> On Wed, Aug 4, 2010 at 7:24 AM, Liu <proljc at gmail.com> wrote:
>
>> Multicore?
>> You
2011 Jul 02
5
%dopar% parallel processing experiment
dear R experts---
I am experimenting with multicore processing, so far with pretty
disappointing results. Here is my simple example:
A <- 100000
randvalues <- abs(rnorm(A))
minfn <- function( x, i ) { log(abs(x))+x^3+i/A+randvalues[i] } ?## an
arbitrary function
ARGV <- commandArgs(trailingOnly=TRUE)
if (ARGV[1] == "do-onecore") {
?library(foreach)
?discard <-
2013 Jan 28
1
platform specific "Depends" argument?
Dear R users,
we have a problem when building R packages which depend on platform
specific packages. The following example will illustrate our problem:
For parallel computing (in our own package) we want to use the multicore
package. Since multicore is not available for Windows we subtitute it by
the snowfall package. Currently we create two packages with different
"Depends" argument