search for: d35430

Displaying 6 results from an estimated 6 matches for "d35430".

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2018 Sep 19
2
Regarding Dependence distance dump
...LVM. > It seems to start from. > --snip-- > commit 95e5d37d5868ebde2302bc302c1e0af407c5646d > Author: Sebastian Pop <sebpop at gmail.com> > Date: Tue Mar 6 21:55:59 2018 +0000 > > DA: remove uses of GEP, only ask SCEV > --snip-- > > https://reviews.llvm.org/D35430 > Review URL says "GEP" based approach was wrong for multidimensional array > references. The LLVM-DA now uses SCEV representation. But why we are not > getting the distance with SCEV? Current DA will not work for > multidimensional arrays? > It should work with delinear...
2018 Sep 18
2
Regarding Dependence distance dump
Hi, For the below test case, I need the dependence distance between the array references "a[j][i]" and "a[j-1][i-2]". --Snip-- int a[5][5]; int b[10]; void test() { for (int j=1;j<5;j++) for (int i=2;i<5;i++) { a[j][i] = 3.0; b[i]= a[j-1][i-2] ; } } --Snip-
2017 Sep 20
0
[RFC] Polly Status and Integration
...permail/llvm-commits/Week-of-Mon-20130701/179529.html > http://lists.llvm.org/pipermail/llvm-commits/Week-of-Mon-20130701/179570.html > > Loop interchange and any other pass that relies on the current llvm > dependence analysis may generate wrong code. > See https://reviews.llvm.org/D35430 > > Another point, the MIV test in the llvm depednence analysis is not > implemented, and so the scope of the llvm dependence analysis is > rather narrow: i.e., it would not be able to solve the loop > interchange in spec2000/swim. > I am a big fan of the polyhedral model and t...
2017 Sep 13
0
[RFC] Polly Status and Integration
> On Sep 11, 2017, at 10:47 PM, Hal Finkel via llvm-dev <llvm-dev at lists.llvm.org> wrote: > > > On 09/11/2017 12:26 PM, Adam Nemet wrote: >> Hi Hal, Tobias, Michael and others, >> >>> On Sep 1, 2017, at 11:47 AM, Hal Finkel via llvm-dev <llvm-dev at lists.llvm.org <mailto:llvm-dev at lists.llvm.org>> wrote: >>> >>>
2017 Sep 12
5
[RFC] Polly Status and Integration
On 09/11/2017 12:26 PM, Adam Nemet wrote: > Hi Hal, Tobias, Michael and others, > >> On Sep 1, 2017, at 11:47 AM, Hal Finkel via llvm-dev >> <llvm-dev at lists.llvm.org <mailto:llvm-dev at lists.llvm.org>> wrote: >> >> ** >> >> *Hi everyone,As you may know, stock LLVM does not provide the kind of >> advanced loop transformations
2017 Sep 01
10
[RFC] Polly Status and Integration
** *Hi everyone,As you may know, stock LLVM does not provide the kind of advanced loop transformations necessary to provide good performance on many applications. LLVM's Polly project provides many of the required capabilities, including loop transformations such as fission, fusion, skewing, blocking/tiling, and interchange, all powered by state-of-the-art dependence analysis. Polly also