suitesparse_4_4_1: build with openblas
Compared to ATLAS, OpenBLAS offers better performance, faster builds, and dynamic architecture detection.
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982aabc561
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2 changed files with 23 additions and 51 deletions
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@ -1,36 +0,0 @@
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From 456b26d0c9101adaa5876954baac0ca0e872dab6 Mon Sep 17 00:00:00 2001
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From: Thomas Tuegel <ttuegel@gmail.com>
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Date: Mon, 15 Dec 2014 10:18:01 -0600
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Subject: [PATCH 1/3] disable metis
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---
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SuiteSparse_config/SuiteSparse_config.mk | 6 +++---
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1 file changed, 3 insertions(+), 3 deletions(-)
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diff --git a/SuiteSparse_config/SuiteSparse_config.mk b/SuiteSparse_config/SuiteSparse_config.mk
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index ba2da23..e1514bf 100644
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--- a/SuiteSparse_config/SuiteSparse_config.mk
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+++ b/SuiteSparse_config/SuiteSparse_config.mk
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@@ -212,8 +212,8 @@ XERBLA =
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# The path is relative to where it is used, in CHOLMOD/Lib, CHOLMOD/MATLAB, etc.
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# You may wish to use an absolute path. METIS is optional. Compile
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# CHOLMOD with -DNPARTITION if you do not wish to use METIS.
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-METIS_PATH = ../../metis-4.0
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-METIS = ../../metis-4.0/libmetis.a
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+# METIS_PATH = ../../metis-4.0
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+# METIS = ../../metis-4.0/libmetis.a
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#------------------------------------------------------------------------------
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# UMFPACK configuration:
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@@ -273,7 +273,7 @@ UMFPACK_CONFIG =
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# -DNSUNPERF for Solaris only. If defined, do not use the Sun
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# Performance Library
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-CHOLMOD_CONFIG = $(GPU_CONFIG)
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+CHOLMOD_CONFIG = $(GPU_CONFIG) -DNPARTITION
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# uncomment this line to compile CHOLMOD without METIS:
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# CHOLMOD_CONFIG = -DNPARTITION
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--
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2.1.3
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@ -1,33 +1,41 @@
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{ stdenv, fetchurl, substituteAll
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, atlasWithLapack, gfortran }:
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{ stdenv, fetchurl, gfortran, openblas }:
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let
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name = "suitesparse-4.4.1";
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version = "4.4.1";
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name = "suitesparse-${version}";
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int_t = if openblas.blas64 then "int64_t" else "int32_t";
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in
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stdenv.mkDerivation {
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inherit name;
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src = fetchurl {
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url = "http://faculty.cse.tamu.edu/davis/SuiteSparse/SuiteSparse-4.4.1.tar.gz";
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url = "http://faculty.cse.tamu.edu/davis/SuiteSparse/SuiteSparse-${version}.tar.gz";
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sha256 = "0y8i6dizrr556xggpjyc7wijjv4jbizhssmjj4jv8n1s7zxy2z0n";
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};
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patches = [
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./0001-disable-metis.patch
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./0002-set-install-dir.patch
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(substituteAll {
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src = ./0003-blas-lapack-flags.patch;
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blasFlags = "-lf77blas -latlas -lcblas -lgfortran";
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lapackFlags= "-llapack -latlas -lcblas";
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})
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];
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preConfigure = ''
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substituteAllInPlace SuiteSparse_config/SuiteSparse_config.mk
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mkdir -p $out/lib
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mkdir -p $out/include
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sed -i "SuiteSparse_config/SuiteSparse_config.mk" \
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-e 's/METIS .*$/METIS =/' \
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-e 's/METIS_PATH .*$/METIS_PATH =/' \
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-e '/CHOLMOD_CONFIG/ s/$/-DNPARTITION -DLONGBLAS=${int_t}/' \
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-e '/UMFPACK_CONFIG/ s/$/-DLONGBLAS=${int_t}/'
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'';
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makeFlags = [
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"PREFIX=\"$(out)\""
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"INSTALL_LIB=$(out)/lib"
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"INSTALL_INCLUDE=$(out)/include"
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"BLAS=-lopenblas"
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"LAPACK="
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];
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NIX_CFLAGS = "-fPIC";
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postInstall = ''
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# Install documentation
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outdoc=$out/share/doc/${name}
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@ -47,7 +55,7 @@ stdenv.mkDerivation {
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'';
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nativeBuildInputs = [ gfortran ];
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buildInputs = [ atlasWithLapack ];
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buildInputs = [ openblas ];
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meta = with stdenv.lib; {
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homepage = http://faculty.cse.tamu.edu/davis/suitesparse.html;
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