Forum: Programming
2021-01-17, 18:50
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Replies: 11
Views: 534
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Forum: Puzzles
2021-01-04, 20:07
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Replies: 13
Views: 475
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Forum: Lounge
2021-01-03, 16:50
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Replies: 1,087
Views: 77,670
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Forum: Programming
2020-12-09, 03:33
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Replies: 11
Views: 534
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Forum: Programming
2020-12-08, 23:04
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Replies: 11
Views: 534
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Forum: YAFU
2020-12-08, 21:51
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Replies: 82
Views: 40,142
Good to know, thanks.
I've asked a question...
Good to know, thanks.
I've asked a question about this over in the programming thread; maybe more people read that and someone might know what's going on. I've browsed the gcc changelog but...
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Forum: Programming
2020-12-08, 21:47
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Replies: 11
Views: 534
gcc 10.2.0 behavior
A couple times now I have seen reports where gcc 10.2.0 failed to compile a project that older gcc versions (and icc) compiled just fine. They fail with errors in the linking stage; complaining...
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Forum: YAFU
2020-12-08, 16:47
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Replies: 82
Views: 40,142
Those are very similar errors to what is...
Those are very similar errors to what is happening here (https://www.mersenneforum.org/showthread.php?t=23087), with someone trying to compile YAFU using gcc 10.2.0. Are you using the same version...
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Forum: EdH
2020-12-07, 21:22
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Replies: 115
Views: 19,622
Just now grabbed a snapshot of r395...
Just now grabbed a snapshot of r395 (branches/wip) and put it in a clean new folder. Made sure INC, LIB, and CC lines are correct in the Makefile for the USE_AVX2 build path. Ran 'make USE_AVX2=1...
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Forum: YAFU
2020-12-02, 21:12
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Replies: 61
Views: 4,278
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Forum: YAFU
2020-12-02, 20:29
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Replies: 61
Views: 4,278
The example was apparently wrong in the file...
The example was apparently wrong in the file :brian-e:
Thanks for the reports!
It appears that this thread is actually all about the adventures of building and using yafu; very little to do...
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Forum: YAFU
2020-12-02, 20:08
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Replies: 61
Views: 4,278
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Forum: YAFU
2020-12-02, 18:49
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Replies: 61
Views: 4,278
This is kinda a dusty back-corner of yafu,...
This is kinda a dusty back-corner of yafu, unfortunately. I have tried to get it to work "as one would expect" (keeping in mind this may be different for different people, as we saw above) for all...
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Forum: YAFU
2020-12-02, 18:14
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Replies: 61
Views: 4,278
Yikes.
I suspect the task is wrapping that...
Yikes.
I suspect the task is wrapping that command line up into some sort of 'exec' call or using pipes or something, putting yafu into a state where it thinks there is an incoming batchfile.
...
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Forum: YAFU
2020-12-01, 19:44
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Replies: 61
Views: 4,278
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Forum: YAFU
2020-11-30, 16:32
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Replies: 82
Views: 40,142
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Forum: YAFU
2020-11-30, 14:47
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Replies: 82
Views: 40,142
The gain is not quite as large for me for the...
The gain is not quite as large for me for the smaller inputs I am dealing with, but it is a gain of about 1%.
It also seemed to help very slightly for me to define the cost functions to include...
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Forum: YAFU
2020-11-29, 18:13
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Replies: 82
Views: 40,142
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Forum: YAFU
2020-11-28, 00:58
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Replies: 82
Views: 40,142
More updates:
1) Fixed some bugs in the fast...
More updates:
1) Fixed some bugs in the fast stage 2, after finally bearing down and understanding all of the nuances of Montgomery's PAIR algorithm correctly. I had it mostly right before, but...
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Forum: Aliquot Sequences
2020-11-22, 01:02
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Replies: 2,934
Views: 182,921
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Forum: YAFU
2020-11-19, 17:17
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Replies: 82
Views: 40,142
There have been a few updates to the avx-ecm...
There have been a few updates to the avx-ecm repo:
1) added algebraic factor removal of Mersenne inputs
2) added checkpoint saving every 1e8 primes in stage 1
3) implemented batch inversion in...
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Forum: YAFU
2020-11-18, 14:37
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Replies: 6
Views: 457
Out of curiosity, how big is your number?
...
Out of curiosity, how big is your number?
More yafu's can be spawned, but toward the end of that process there will be some fiddly work that must be done by hand (recombining files, testing if you...
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Forum: YAFU
2020-11-18, 14:27
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Replies: 4
Views: 363
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Forum: YAFU
2020-11-13, 21:05
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Replies: 61
Views: 4,278
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Forum: YAFU
2020-11-13, 20:50
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Replies: 61
Views: 4,278
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