search for: whittled

Displaying 20 results from an estimated 72 matches for "whittled".

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2008 Jul 25
1
transcript a matlab code in R
Dear R-users, I am trying to translate a matlab code for calculating the Local Whittle estimator in time series with long memory originally written by Shimotsu and available free in his webpage ( http://www.econ.queensu.ca/pub/faculty/shimotsu/ ) The Matlab code is ======================================================================================= function[r] = whittle(d,x,m) % WHITTLE.M
2008 Apr 30
5
get_peername - start_server vs. connect
Hi, On windows, get_peername works both with connections obtained via start_server, and connections obtained via connect. On linux, get_peername seems to only work with connections obtained via start_server. (I''m using svn HEAD.) I''m wondering which is the intended behavior? (I realize get_peername is less useful for connections obtained via connect, since one should already
2006 Sep 16
1
regarding chaos
hi all, I have a simple question that does power spectral analysis related to capacity dimension, information dimension, lyapunov exponent, hurst exponent. If yes then please show me the way. I am newbie in the world of chaos. Sayonara With Smile & With Warm Regards :-) G a u r a v Y a d a v Senior Executive Officer, Economic Research & Surveillance Department, Clearing
2011 Aug 19
2
[LLVMdev] LLVM ERROR: Cannot select error in simple i128 math?
...-pc-linux-gnu" define i32 @fxpadd(i32 %cl) { entry: %0 = zext i32 %cl to i128 %1 = zext i32 %cl to i128 %2 = add i128 %1, %0 br label %L1001510 L1001510: ; preds = %L13400 %vr1484.5 = trunc i128 %2 to i32 ret i32 %vr1484.5 } This code was whittled down from a fixed point math test by bugpoint, and further simplified by hand. The problem did not occur in 2.8. (Removing the trivial branch makes the problem go away.) I'm not sure where to begin debugging it, so any pointers would be appreciated.
2004 Sep 10
2
ERROR: mismatch in decoded data, verify FAILED!
> > There have been reports of -9 using huge amounts of memory. -9 is > > really > > theoretical, but people always seem to want to try the max setting. > > Anyway, > > that's not an excuse but figuring out why -9 is using so much > > memory is lower > > on my list than other stuff. -8 should get within 0.01% of -9 and > > is pretty > >
2007 Apr 18
3
Paravirt-ops VMI / Xen / lrustyvisor merge status
So, as 2.6.21-rc1 is approaching, what is the upstream merge status for the paravirt-ops backends? I believe VMI is in Andi's tree, plus or minus some bugfixes that are still being whittled in, but Andi, do you think the VMI code is in good shape for merging? It would be nice for everyone to clarify their upstream plans - is the goal still to get Xen and lguest merged for the next kernel release? Rusty, you mentioned you had a patchset to push, when do you expect to have it ready...
2007 Apr 18
3
Paravirt-ops VMI / Xen / lrustyvisor merge status
So, as 2.6.21-rc1 is approaching, what is the upstream merge status for the paravirt-ops backends? I believe VMI is in Andi's tree, plus or minus some bugfixes that are still being whittled in, but Andi, do you think the VMI code is in good shape for merging? It would be nice for everyone to clarify their upstream plans - is the goal still to get Xen and lguest merged for the next kernel release? Rusty, you mentioned you had a patchset to push, when do you expect to have it ready...
2010 Apr 09
3
[LLVMdev] Unknown or runtime type in function definition?
Hello all, I'm trying to understand a bit of LLVM IR syntax. I have a function definition which looks like this in IR: define void @foo(%1* ptr) { ... The C code for foo has a definition that looks like: typedef struct bar_struct bar; ... Definition of struct bar_struct ... void foo(bar *ptr) { ... I can't whittle down a convenient test source file just now; but
2013 Jun 05
0
[LLVMdev] bug or expected behaviour?
...at can point to the next place to investigate. (also interesting to note Apple's shipped clang doesn't exhibit this behaviour, I had to use my own recent svn tree) $ clang -arch arm -emit-llvm -S -O0 example.c -o arm.bc $ opt -print-after-all -O1 arm.bc I can see where the branch test is whittled down to an 'if true' and then eliminated, but cannot comment as to why this might be. Cheers, -DavidM On 05/06/2013, at 9:50 AM, Carl Norum <carl at lytro.com> wrote: > > On Jun 4, 2013, at 4:42 PM, Tyler Hardin <tghardin1 at catamount.wcu.edu> wrote: >> I was s...
2016 Feb 09
2
CloneFunction during LTO leads to seg fault?
Hello, I'm writing an LTO pass and I'd like to be able to duplicate a function (with debugging info). I'm trying to accomplish this with CloneFunction but it's leading to a seg fault in ld. I've whittled down my problem so that it occurs in this small pass [1]. If I run this pass with opt, I get the expected result (i.e. a valid program that calls main twice). If I run the pass during LTO, ld seg faults. Here is a pastebin of when ld seg faults in lldb [2]. If I set the third parameter of Clo...
2013 Jun 04
5
[LLVMdev] bug or expected behaviour?
On Jun 4, 2013, at 4:42 PM, Tyler Hardin <tghardin1 at catamount.wcu.edu> wrote: > I was suggesting to add it to the function, like > volatile void func(..); > Theoretically, this would tell the compiler not to omit seemingly superfluous calls to func. 'volatile' can't apply to a function, so I'm not sure what you mean. In your example, 'volatile' modifies
2011 Aug 19
0
[LLVMdev] LLVM ERROR: Cannot select error in simple i128 math?
...entry: >  %0 = zext i32 %cl to i128 >  %1 = zext i32 %cl to i128 >  %2 = add i128 %1, %0 >  br label %L1001510 > > L1001510:                                         ; preds = %L13400 >  %vr1484.5 = trunc i128 %2 to i32 >  ret i32 %vr1484.5 > > } > > This code was whittled down from a fixed point math test by bugpoint, and further simplified by hand.    The problem did not occur in 2.8. > (Removing the trivial branch makes the problem go away.) > > I'm not sure where to begin debugging it, so any pointers would be appreciated. DAGCombiner::visitADDE loo...
2004 May 02
1
SEGV on FreeBSD 4.8-STABLE with 2.6.2
I'm getting a SEGV on a FreeBSD 4.8-STABLE box. The client is Solaris 9/SPARC. Both boxes run 2.6.2. The command I'm running is: $ rsync -arHRv --numeric-ids --delete --exclude=/opt/dist/cdrom \ [paths] [server]:[path] If I whittle down what appears in [paths], then it works. $ gdb rsync rsync.core gdb> bt #0 0x280faf0d in strncmp () from /usr/lib/libc.so.4 #1 0x7 in ?? () #2
2010 Dec 24
1
reducing smbd memory footprint
I'm currently compiling Samba 3.3.X with the following: CFLAGS = -g -Wall -O2 ./configure --cache-file=./config.cache \ --with-fhs \ --enable-shared \ --prefix=/usr \ --sysconfdir=/etc \ --libdir=/usr/lib/samba \ --with-privatedir=/etc/samba \ --with-piddir=/var/run/samba \
2010 May 11
1
nls() and nls2() behavior?
...me reason, nls2() does not start wandering off into a good direction; and nls() has no direction (Error in nlsModel(formula, mf, start, wts) : singular gradient matrix at initial parameter estimates). I am probably doing something really silly, but I have been staring at this example (not just the whittled down, but the original one from which it was derived) for hours now, and I cannot figure out how I have miscoded this. I hope the problem is obvious to regular users...thanks for any helpful eyes here. regards, /iaw ---- Ivo Welch (ivo.welch at brown.edu, ivo.welch at gmail.com)
2010 Apr 09
0
[LLVMdev] Unknown or runtime type in function definition?
On Fri, Apr 9, 2010 at 2:11 PM, Bueno, Denis <denbuen at sandia.gov> wrote: > Hello all, > > I'm trying to understand a bit of LLVM IR syntax.  I have a function > definition which looks like this in IR: > >    define void @foo(%1* ptr) { ... > > The C code for foo has a definition that looks like: > >    typedef struct bar_struct bar; >    ... Definition
2019 Apr 05
2
Deep Replicable Bug With AMD Threadripper MultiCore
The following program is whittled down from a much larger program that always works on Intel, and always works on AMD's threadripper with lapply but not mclappy. With mclapply on AMD, all processes go into "suspend" mode and the program then hangs. This bug is replicable on an AMD Ryzen Threadripper 2950X 16-Core Pr...
2003 May 28
4
Speed and memory probs writing large Maildir
I have Dovecot 0.99.9.1 compiled from the source, without SSL, running on a Red Hat 9.0 system - EXT3 file system, Pentium Pro 233 MHz, Intel motherboard, 128M RAM, IBM 40Gig 7200 RPM HD. I find reading and searching to be nice and fast, and comparing it with Courier IMAP on a Celeron 824 MHz, I think Dovecot is generally not much slower, which means it may well be faster than Courier in some or
2009 Jan 19
1
R bug or ghostscript bug or my bug?
Dear R developers: The following R program produces a pdf file that does not survive ghostscript distillation correctly. The undistilled version is at http://welch.econ.brown.edu/temp/try.PDF while the distilled version is at http://welch.econ.brown.edu/temp/try.pdf . When previewed, the points are wrong in the distilled .pdf version, but only in one of the two points invokations (huh?) . The
2008 Oct 02
2
[LLVMdev] Making Sense of ISel DAG Output
On Thursday 02 October 2008 15:37, Dan Gohman wrote: > I highly recommend the viewGraph() output. -view-isel-dags and > -view-sched-dags show the graph before and after selection, > respectively. See the CodeGen docs where I recently added some > text describing all these options. Yeah, I've been using those but they're real hard to understand with big graphs. > Also,