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authorNicolò Balzarotti <nicolo@nixo.xyz>2020-04-02 08:49:46 +0200
committerEfraim Flashner <efraim@flashner.co.il>2020-04-07 17:31:55 +0300
commitb60e2d480ad5d55b94e1ad5b52fca28a85503771 (patch)
treeb595d359ce687353efac92b1ff1f591b654c01cf /gnu/packages/maths.scm
parent5c08ae30ee46f69397cd3b358b203349ecc7c877 (diff)
downloadpatches-b60e2d480ad5d55b94e1ad5b52fca28a85503771.tar
patches-b60e2d480ad5d55b94e1ad5b52fca28a85503771.tar.gz
gnu: Add dsfmt.
* gnu/packages/maths.scm (dsfmt): New variable. Signed-off-by: Efraim Flashner <efraim@flashner.co.il>
Diffstat (limited to 'gnu/packages/maths.scm')
-rw-r--r--gnu/packages/maths.scm76
1 files changed, 76 insertions, 0 deletions
diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index 391b2a26de..cd786ac0e8 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -37,6 +37,7 @@
;;; Copyright © 2020 Felix Gruber <felgru@posteo.net>
;;; Copyright © 2020 R Veera Kumar <vkor@vkten.in>
;;; Copyright © 2020 Vincent Legoll <vincent.legoll@gmail.com>
+;;; Copyright © 2020 Nicolò Balzarotti <nicolo@nixo.xyz>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -381,6 +382,81 @@ semiconductors.")
(license license:gpl3+)
(home-page "https://www.gnu.org/software/dionysus/")))
+(define-public dsfmt
+ (package
+ (name "dsfmt")
+ (version "2.2.3")
+ (source
+ (origin
+ (method url-fetch)
+ (uri
+ (string-append
+ "http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/SFMT/"
+ "dSFMT-src-" version ".tar.gz"))
+ (sha256
+ (base32
+ "03kaqbjbi6viz0n33dk5jlf6ayxqlsq4804n7kwkndiga9s4hd42"))
+ (modules '((guix build utils)))
+ ;; Don't distribute html documentation with bundled jquery.
+ (snippet
+ '(begin
+ (delete-file-recursively "html") #t))
+ ;; Add patches borrowed from Julia.
+ (patches
+ (list
+ (origin
+ (method url-fetch)
+ (uri (string-append
+ "https://raw.githubusercontent.com/JuliaLang/julia/"
+ "v1.3.0/deps/patches/dSFMT.c.patch"))
+ (sha256 (base32
+ "09mhv11bms8jsmkmdqvlcgljwhzw3b6n9nncpi2b6dla9798hw2y"))
+ (file-name "dSFMT.c.patch"))
+ (origin
+ (method url-fetch)
+ (uri (string-append
+ "https://raw.githubusercontent.com/JuliaLang/julia/"
+ "v1.3.0/deps/patches/dSFMT.h.patch"))
+ (sha256 (base32
+ "1py5rd0yxic335lzka23f6x2dhncrpizpyrk57gi2f28c0p98y5n"))
+ (file-name "dSFMT.h.patch"))))))
+ (build-system gnu-build-system)
+ (arguments
+ `(#:phases
+ (modify-phases %standard-phases
+ (delete 'configure) ; no configure script
+ (replace 'build
+ ;; Upstream Makefile does not build a shared library. Borrow from Julia
+ ;; https://github.com/JuliaLang/julia/blob/v1.3.0/deps/dsfmt.mk
+ (lambda _
+ (invoke
+ "gcc" "-DNDEBUG" "-DDSFMT_MEXP=19937"
+ "-fPIC" "-DDSFMT_DO_NOT_USE_OLD_NAMES"
+ "-O3" "-finline-functions" "-fomit-frame-pointer"
+ "-fno-strict-aliasing" "--param" "max-inline-insns-single=1800"
+ "-Wmissing-prototypes" "-Wall" "-std=c99" "-shared" "dSFMT.c"
+ "-o" "libdSFMT.so")))
+ (replace 'install ; no "install" target
+ (lambda* (#:key outputs #:allow-other-keys)
+ (let* ((out (assoc-ref outputs "out"))
+ (lib (string-append out "/lib"))
+ (inc (string-append out "/include"))
+ (doc (string-append out "/share/doc/" ,name "-" ,version)))
+ (install-file "libdSFMT.so" lib)
+ (install-file "dSFMT.h" inc)
+ (install-file "LICENSE.txt" doc)
+ #t))))))
+ (synopsis "Double precision SIMD-oriented Fast Mersenne Twister")
+ (description
+ "The dSMFT package speeds up Fast Mersenne Twister generation by avoiding
+the expensive conversion of integer to double (floating point). dSFMT directly
+generates double precision floating point pseudorandom numbers which have the
+IEEE Standard for Binary Floating-Point Arithmetic (ANSI/IEEE Std 754-1985)
+format. dSFMT is only available on the CPUs which use IEEE 754 format double
+precision floating point numbers.")
+ (home-page "http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/SFMT/")
+ (license license:bsd-3)))
+
(define-public gsl
(package
(name "gsl")