From da44aeb1810a12d83aafee9db05acb9262e6e880 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Nicol=C3=B2=20Balzarotti?= Date: Thu, 2 Apr 2020 08:49:46 +0200 Subject: [PATCH 1/4] gnu: Add dsfmt. * gnu/packages/maths.scm (dsfmt): New variable. --- gnu/packages/maths.scm | 72 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 72 insertions(+) diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm index 5e56289682..be2b87a41d 100644 --- a/gnu/packages/maths.scm +++ b/gnu/packages/maths.scm @@ -35,6 +35,7 @@ ;;; Copyright © 2019 Robert Smith ;;; Copyright © 2020 Jakub Kądziołka ;;; Copyright © 2020 Felix Gruber +;;; Copyright © 2020 Nicolò Balzarotti ;;; ;;; This file is part of GNU Guix. ;;; @@ -375,6 +376,77 @@ 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")) + ;; julia needs those (and is the only program depending on dsfmt now) + (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 + (lambda _ + (invoke + "gcc" + ;; flags copied from julia + ;; https://github.com/JuliaLang/julia/blob/v1.3.0/deps/dsfmt.mk + "-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 ((lib (string-append (assoc-ref outputs "out") + "/lib")) + (inc (string-append (assoc-ref outputs "out") + "/include"))) + (install-file "libdSFMT.so" lib) + (install-file "dSFMT.h" inc) + #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") -- 2.26.0