#14151: Update GMP-ECM to 6.4.4
--------------------------------------+-------------------------------------
Reporter: zimmerma | Owner: tbd
Type: enhancement | Status: new
Priority: major | Milestone: sage-5.9
Component: packages: standard | Resolution:
Keywords: spkg | Work issues:
Report Upstream: N/A | Reviewers:
Authors: Jeroen Demeyer | Merged in:
Dependencies: | Stopgaps:
--------------------------------------+-------------------------------------
Changes (by {'newvalue': u'Jeroen Demeyer', 'oldvalue': ''}):
* author: => Jeroen Demeyer
Old description:
> GMP-ECM 6.4.4 is available at
> [https://gforge.inria.fr/frs/download.php/32159/ecm-6.4.4.tar.gz].
>
> With respect to 6.3 currently used in Sage:
> {{{
> Changes between GMP-ECM 6.4.3 and GMP-ECM 6.4.4:
> * Fixed PowerPC64 assembly code with --enable-shared (thanks Leif
> Leonhardy)
> * Fix to deal with change of semantics of internal GMP functions in GMP
> 5.1
> * Fixed small memory leak in non-NTT P-1 stage 2
> * Fixed segfaults with large non-NTT P+-1 stage 2
> * Removed defunct -t command line option
>
> Changes between GMP-ECM 6.4.2 and GMP-ECM 6.4.3:
> * Fixed bug reported by user "lorgix" on mersenneforum
> (http://www.mersenneforum.org/showpost.php?p=286385&postcount=280)
> * Use 64-bit value for random seed under Windows
>
> Changes between GMP-ECM 6.4.1 and GMP-ECM 6.4.2:
> * Corrected the copyright headers
> * Reduced memory usage in stage 1 with -batch={1,2} mode.
> * Fixed bug in modular reduction (could occur only for numbers larger
> than
> 386 digits on 64-bit computers and 193 digits on 32-bit computers).
> * Speedup in stage 2 with the NTT default mode
>
> Changes between GMP-ECM 6.4 and GMP-ECM 6.4.1:
> * GMP-ECM is now distributed under the GPL version 3 or later for the
> binary,
> and under the LGPL version 3 or later for the library
> * Fixed a speed regression with respect to GMP-ECM 6.3
> http://lists.gforge.inria.fr/pipermail/ecm-
> discuss/2012-February/004103.html
> * Fixed a bug with the -treefile option which had been present for a long
> time
> * Several fixes for the Visual Studio 2010 build
> * New experimental option -batch=2, and speedup for -batch (i.e.,
> -batch=1)
> * New tuning mechanism, now --enable-asm-redc is always recommended
> * New configure option --enable-mulredc-svoboda, for input numbers whose
> low
> limbs is congruent to -1
> * New tuning parameters for Intel Core i5
> * New ecmbench utility
>
> Changes between GMP-ECM 6.3 and GMP-ECM 6.4:
> * Fixed configure problem with SSE2
> (http://trac.sagemath.org/sage_trac/ticket/10252)
> * Fixed configure bug on 32-bit PowerPC (tried to use 64-bit assembly)
> https://gforge.inria.fr/tracker/index.php?func=detail&aid=10646
> * Fixed dependencies from build directory
> https://gforge.inria.fr/tracker/index.php?func=detail&aid=10648
> * Patch from David Cleaver to allow B1 >= 2^32 on machines where
> "unsigned long" has 32 bits only
> * Patch from David Cleaver to use GWNUM 26.6 on Windows x64 with
> MingW64/Msys
> * Improved conversion from mpz_t to residue number system in NTT code
> * Better asm code for AMD cpus
> * Use of GMP's mpn_mullo_n and mpn_redc_2 when available
> * New option -batch with faster Stage 1 (but smaller success probability)
> * Added Visual Studio 2010 build
> }}}
New description:
GMP-ECM 6.4.4 is available at
[https://gforge.inria.fr/frs/download.php/32159/ecm-6.4.4.tar.gz].
With respect to 6.3 currently used in Sage:
{{{
Changes between GMP-ECM 6.4.3 and GMP-ECM 6.4.4:
* Fixed PowerPC64 assembly code with --enable-shared (thanks Leif
Leonhardy)
* Fix to deal with change of semantics of internal GMP functions in GMP
5.1
* Fixed small memory leak in non-NTT P-1 stage 2
* Fixed segfaults with large non-NTT P+-1 stage 2
* Removed defunct -t command line option
Changes between GMP-ECM 6.4.2 and GMP-ECM 6.4.3:
* Fixed bug reported by user "lorgix" on mersenneforum
(http://www.mersenneforum.org/showpost.php?p=286385&postcount=280)
* Use 64-bit value for random seed under Windows
Changes between GMP-ECM 6.4.1 and GMP-ECM 6.4.2:
* Corrected the copyright headers
* Reduced memory usage in stage 1 with -batch={1,2} mode.
* Fixed bug in modular reduction (could occur only for numbers larger than
386 digits on 64-bit computers and 193 digits on 32-bit computers).
* Speedup in stage 2 with the NTT default mode
Changes between GMP-ECM 6.4 and GMP-ECM 6.4.1:
* GMP-ECM is now distributed under the GPL version 3 or later for the
binary,
and under the LGPL version 3 or later for the library
* Fixed a speed regression with respect to GMP-ECM 6.3
http://lists.gforge.inria.fr/pipermail/ecm-
discuss/2012-February/004103.html
* Fixed a bug with the -treefile option which had been present for a long
time
* Several fixes for the Visual Studio 2010 build
* New experimental option -batch=2, and speedup for -batch (i.e.,
-batch=1)
* New tuning mechanism, now --enable-asm-redc is always recommended
* New configure option --enable-mulredc-svoboda, for input numbers whose
low
limbs is congruent to -1
* New tuning parameters for Intel Core i5
* New ecmbench utility
Changes between GMP-ECM 6.3 and GMP-ECM 6.4:
* Fixed configure problem with SSE2
(http://trac.sagemath.org/sage_trac/ticket/10252)
* Fixed configure bug on 32-bit PowerPC (tried to use 64-bit assembly)
https://gforge.inria.fr/tracker/index.php?func=detail&aid=10646
* Fixed dependencies from build directory
https://gforge.inria.fr/tracker/index.php?func=detail&aid=10648
* Patch from David Cleaver to allow B1 >= 2^32 on machines where
"unsigned long" has 32 bits only
* Patch from David Cleaver to use GWNUM 26.6 on Windows x64 with
MingW64/Msys
* Improved conversion from mpz_t to residue number system in NTT code
* Better asm code for AMD cpus
* Use of GMP's mpn_mullo_n and mpn_redc_2 when available
* New option -batch with faster Stage 1 (but smaller success probability)
* Added Visual Studio 2010 build
}}}
'''spkg''':
[http://boxen.math.washington.edu/home/jdemeyer/spkg/ecm-6.4.4.spkg]
([attachment:ecm-6.4.4.diff diff])
--
Comment:
I created a spkg by essentially just putting the new upstream sources in.
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/14151#comment:31>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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