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On 27.10.2012, at 18:24, Benjamin Kramer <benny.kra at gmail.com> wrote: > > On 27.10.2012, at 18:15, Sean Silva <silvas at purdue.edu> wrote: > >> How does this affect freestanding implementations? > > This transform is disabled with -fno-builtin or -ffreestanding. Thinking a bit more about this,...

...t is a very simple one. Listed below int global_var; int *global_ptr; int32_t main(int32_t argc, char ** argv){ int p = 10; int k = 20; int *pp; char *c_pp; pp = &k; global_ptr = pp; pp = &p; global_ptr = &global_var; return 0; } BR/Nizam From: "Benjamin Kramer" <benny.kra at gmail.com> To: nizam at cse.iitm.ac.in Cc: "llvmdev" <llvmdev at cs.uiuc.edu> Sent: Saturday, February 1, 2014 9:57:00 PM Subject: Re: [LLVMdev] Eliminate SSA Virtual registers On 01.02.2014, at 16:47, nizam at cse.iitm.ac.in wrote: > Hi, &g...

On Fri, Jan 11, 2013 at 3:26 PM, Benjamin Kramer <benny.kra at gmail.com>wrote: > > On 11.01.2013, at 07:36, 陳韋任 (Wei-Ren Chen) <chenwj at iis.sinica.edu.tw> > wrote: > > > Hi Pawel, > > > > PTX already be replaced with NVPTX. However, PTX subdirectory > > still sit in lib/Target in 3.2 release...

....com > <mailto:chisophugis at gmail.com>> wrote: > > Thanks for taking a look. The flaky ASan test failure in the OP was > stage1 so it sounds like there may be multiple problems :( > > > -- Sean Silva > > On Sun, Jun 12, 2016 at 7:32 AM, Benjamin Kramer > <benny.kra at gmail.com <mailto:benny.kra at gmail.com>> wrote: > > I threw all the sanitizers I had access to on this test and didn't > find anything. The merging uses threads so I can't rule out > nondeterminism. It's strange...

On Dec 31, 2012, at 11:57 AM, Benjamin Kramer <benny.kra at gmail.com> wrote: > I'm not entirely sure why this is the case, the target specific stuff for opt is still very new, but at the moment you have to explicitly set a triple for opt so it can access target-specific bits to estimate the cost of vectorization. I think tha...

On 11.01.2013, at 21:31, Justin Holewinski <justin.holewinski at gmail.com> wrote: > On Fri, Jan 11, 2013 at 3:26 PM, Benjamin Kramer <benny.kra at gmail.com> wrote: > > On 11.01.2013, at 07:36, 陳韋任 (Wei-Ren Chen) <chenwj at iis.sinica.edu.tw> wrote: > > > Hi Pawel, > > > > PTX already be replaced with NVPTX. However, PTX subdirectory > > still sit in lib/Target in 3.2 release. D...

...Mon, Jun 13, 2016 at 8:07 PM, Sean Silva <chisophugis at gmail.com> wrote: > Thanks for taking a look. The flaky ASan test failure in the OP was stage1 > so it sounds like there may be multiple problems :( > > > -- Sean Silva > > On Sun, Jun 12, 2016 at 7:32 AM, Benjamin Kramer <benny.kra at gmail.com> > wrote: > >> I threw all the sanitizers I had access to on this test and didn't >> find anything. The merging uses threads so I can't rule out >> nondeterminism. It's strange that it only happens on ppc64le and only >> on...

Benjamin Kramer <benny.kra at googlemail.com> writes: > On 30.11.2011, at 08:33, Duncan Sands wrote: > >> Hi Jan, >> >>> if I compile with dragonegg and -march=native I get this message: >>> 'bdver1' is not a recognized processor for this target (ignoring proc...

Better be quick! I am adding FMA4 and XOP now, and if you contribute code before I do, you can spare yourself some XOP merging. - Jan ----- Original Message ----- > From: David A. Greene <greened at obbligato.org> > To: Benjamin Kramer <benny.kra at googlemail.com> > Cc: llvmdev at cs.uiuc.edu > Sent: Thursday, December 1, 2011 12:19 PM > Subject: Re: [LLVMdev] bdver1 cpu(bulldozer) support with dragonegg > > Benjamin Kramer <benny.kra at googlemail.com> writes: > >> On 30.11.2011, at 08:...

Thanks. I On Sat, Nov 28, 2015 at 11:44 AM, Benjamin Kramer <benny.kra at gmail.com> wrote: > On Sat, Nov 28, 2015 at 5:14 PM, Diego Novillo via llvm-dev > <llvm-dev at lists.llvm.org> wrote: > > > > I need to build a Twine with a double value, so I was using > std::to_string, > > but I'm getting "error: &...

On 6 December 2014 at 00:03, Benjamin Kramer <benny.kra at gmail.com> wrote: > Reverted for now. Not sure what's going on there. Sorry for the breakage. No worries, at least that was easy to spot. Huzzah for buildbots! :) cheers, --renato

On Thu, Mar 10, 2016 at 1:17 AM, Adam Nemet <anemet at apple.com> wrote: > I’ve committed the fix in r263058. Haicheng, Eric/Benjamin, can you guys > please give it a test with your codebase. (You need to enable the pass with > -mllvm -enable-loop-load-elim.) The miscompilation I was seeing is gone now, too. Thanks! > On Mar 7, 2016, at 11:05 PM, Adam Nemet <anemet at

On 30.11.2011, at 08:33, Duncan Sands wrote: > Hi Jan, > >> if I compile with dragonegg and -march=native I get this message: >> 'bdver1' is not a recognized processor for this target (ignoring processor) > > this is coming directly from LLVM which doesn't know about bulldozer yet. > >> Is there any plan to support this cpu ? > > I don't

---------- Forwarded message ---------- From: Ryan Taylor <ryta1203 at gmail.com> Date: Mon, Nov 21, 2011 at 10:30 AM Subject: Re: [LLVMdev] Order of Basic Blocks To: Benjamin Kramer <benny.kra at googlemail.com> This worked, though the RPO_iterator apparently wasn't what I was looking for anyways, it seems it doesn't rreally go top->down. I have a simple example code, where the block follow this path: BB0->BB1 (T), BB8 (F) BB1-> BB2 (T), BB3 (F) B...

On 11/02/2012 11:02 AM, Hal Finkel wrote: > ----- Original Message ----- >> From: "Tobias Grosser" <tobias at grosser.es> >> To: "preston briggs" <preston.briggs at gmail.com> >> Cc: "Benjamin Kramer" <benny.kra at gmail.com>, "LLVM Developers Mailing List" <llvmdev at cs.uiuc.edu> >> Sent: Friday, November 2, 2012 12:56:53 PM >> Subject: Re: [LLVMdev] DependenceAnalysis and PR14241 >> >> On 11/02/2012 10:21 AM, Preston Briggs wrote: >&gt...

On Fri, Jan 11, 2013 at 09:33:17PM +0100, Benjamin Kramer wrote: > > On 11.01.2013, at 21:31, Justin Holewinski <justin.holewinski at gmail.com> wrote: > > > On Fri, Jan 11, 2013 at 3:26 PM, Benjamin Kramer <benny.kra at gmail.com> wrote: > > > > On 11.01.2013, at 07:36, ????????? (Wei-Ren Chen) <chenwj at i...

On Mon, Feb 27, 2012 at 9:30 AM, Benjamin Kramer <benny.kra at googlemail.com> wrote: > > On 27.02.2012, at 17:13, Николай Лихогруд wrote: > >> Dear LLVM, >> >>     Consider two loops with one interation - >>     First with constant lower bound, second with usual non-constant lower bound: >> >&gt...

...om> >> Date: Wed, Nov 7, 2012 at 12:51 PM >> Subject: DependenceAnalysis patch >> To: "llvm-commits at cs.uiuc.edu" <llvm-commits at cs.uiuc.edu>, Chandler >> Carruth <chandlerc at google.com>, Hal Finkel <hfinkel at anl.gov>, Benjamin >> Kramer <benny.kra at gmail.com> >> >> >> Here's a patch that covers the problems reported by Chandler last week. >> It checks the base pointer of each GEP to be sure they are loop >> invariant. The patch also updates the -analyze functionality so that all >&gt...

...es: clang -O3 -c *.c -o x.o link: clang *.o -lm -o mpeg2enc 2) gcc generated object files: gcc -O3 -c *.c -o x.o link: gcc *.o -lm -o mpeg2enc Yes, maybe it is the config introduced problems, I build it with enable debug options. Thanks! Eric On Thu, Jun 27, 2013 at 7:49 PM, Benjamin Kramer <benny.kra at gmail.com>wrote: > > On 27.06.2013, at 13:40, Eric Lu <eirc.lew at gmail.com> wrote: > > > Hello, all > > > > When I compile mpeg2enc of Mediabench, it seems clang and llvm take > longer time than gcc. I meausre the time as follow: > &g...

This is a known issue with the current PBQP data structures. I'm working on an overhaul of the PBQP allocator at the moment which should address this. - Lang. On Sat, Oct 20, 2012 at 2:08 PM, Benjamin Kramer <benny.kra at gmail.com>wrote: > > On 20.10.2012, at 22:47, Jordan Rose <jordan_rose at apple.com> wrote: > > > Hi, everyone. Today I was trying to build LLVM with libc++ and C++11 > enabled, and I ran into this: > > > > > http://stackoverflow.com/qu...