search for: trmm

Displaying 7 results from an estimated 7 matches for "trmm".

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2010 Sep 16
2
FTP Download
Hi, I have problems downloading complete folders via ftp with R. Single files work fine. I tried Rcurl, but it does not work. This is my code: url = "ftp://disc2.nascom.nasa.gov/data/TRMM/Gridded/Derived_Products/3B42_V6/Daily/2009/" filenames = getURL(url, ftp.use.epsv = FALSE, ftplistonly = TRUE, crlf = TRUE) filenames = paste(url, strsplit(filenames, "\r*\n")[[1]], sep = "") no problems until here, I get a list with the files I want. But then, when I use...
2017 Sep 22
0
[RFC] Polly Status and Integration
...n if you argue this is a valid "automatic optimization" it still is only one improvement shown five times. Note also how matrix-matrix multiplications perform when there are not matched: MultiSource/Benchmarks/VersaBench/bmm/bmm SingleSource/Benchmarks/Polybench/linear-algebra/kernels/trmm/trmm Last time I checked the impact of Polly on the TSVC benchmarks I realized that the effect was due to unrelated passes scheduled by Polly. This might have changed by now but I doubt it. This leaves ten improved Polybench benchmarks and whetstone. At least my local version of Polly does not opt...
2015 Feb 26
5
[LLVMdev] [RFC] AArch64: Should we disable GlobalMerge?
Hi all, I've started looking at the GlobalMerge pass, enabled by default on ARM and AArch64. I think we should reconsider that, at least for AArch64. As is, the pass just merges all globals together, in groups of 4KB (AArch64, 128B on ARM). At the time it was enabled, the general thinking was "it's almost free, it doesn't affect performance much, we might as well use it".
2017 Sep 22
4
[RFC] Polly Status and Integration
On 09/12/2017 10:26 PM, Gerolf Hoflehner wrote: > > >> On Sep 11, 2017, at 10:47 PM, Hal Finkel via llvm-dev >> <llvm-dev at lists.llvm.org <mailto:llvm-dev at lists.llvm.org>> wrote: >> >> >> On 09/11/2017 12:26 PM, Adam Nemet wrote: >>> Hi Hal, Tobias, Michael and others, >>> *...* >>> >>> One thing that I’d
2018 Apr 26
0
Compare test-suite benchmarks performance complied without TBAA, with default TBAA and with new TBAA struct path
...9124600| 0|1.711381977| -0.13|14059124601| 0| |SingleSource/Benchmarks/Polybench/linear-algebra/kernels/trisolv/trisolv.test | 225|0.103904759| 216435815|0.104026252| -0.12| 216435811| 0|0.104078778| -0.17| 216435811| 0| |SingleSource/Benchmarks/Polybench/linear-algebra/kernels/trmm/trmm.test | 39|0.918241363| 7071633999|0.921063844| -0.31| 7071634004| 0|0.921306267| -0.33| 7071634004| 0| |SingleSource/Benchmarks/Polybench/linear-algebra/solvers/durbin/durbin.test | 50|0.723007084| 462483129|0.722617922| 0.05| 462483134| 0|0.723354695| -0.05| 4624...
2014 Jan 28
3
[LLVMdev] MergeFunctions: reduce complexity to O(log(N))
Hi Stepan, Sorry for the delay. It's great that you are working on MergeFunctions as well and I agree, we should definitely try to combine our efforts to improve MergeFunctions. Just to give you some context, the pass (with the similar function merging patch) is already being used in a production setting. From my point of view, it would be better if we focus on improving its capability
2014 Jan 30
3
[LLVMdev] MergeFunctions: reduce complexity to O(log(N))
...9 75173 0 0.02 75143 0 0.01 75143 Treesort.ll 8 20035 0 0.01 20016 0 0.01 20016 Triang.ll 4 30696 0 0.01 30674 0 0.01 30674 trie.ll 12 33266 0 0.01 33243 0 0.01 33243 trig.ll 9 38056 0 0.01 38033 0 0.01 38242 trim.ll 7 106745 0 0.02 106729 0 0.02 106729 trisolv.ll 12 21126 0 0.01 21075 0 0.01 21075 trmm.ll 12 21556 0 0.01 21508 0 0.01 21508 tsc.ll 16 903509 0 0.08 903481 0 0.09 903481 ts.ll 7 10154 0 0.01 10125 0 0.01 10125 tsp.ll 6 47043 0 0.01 47024 0 0.01 47024 tt.ll 8 20968 0 0.01 20939 0 0.01 20939 tu.ll 8 54279 0 0.02 54250 0 0.02 54250 tv.ll 4 33827 0 0.01 33798 0 0.01 33798 twstats.ll 1 91...