nixpkgs/pkgs/development/libraries/science/math/amd-blis/default.nix
2021-01-21 19:11:02 -08:00

68 lines
1.6 KiB
Nix

{ lib, stdenv
, fetchFromGitHub
, perl
, python3
# Enable BLAS interface with 64-bit integer width.
, blas64 ? false
# Target architecture, use "zen" or "zen2", optimization for Zen and
# other families is pretty much mutually exclusive in the AMD fork of
# BLIS.
, withArchitecture ? "zen"
# Enable OpenMP-based threading.
, withOpenMP ? true
}:
let
threadingSuffix = if withOpenMP then "-mt" else "";
blasIntSize = if blas64 then "64" else "32";
in stdenv.mkDerivation rec {
pname = "amd-blis";
version = "2.2";
src = fetchFromGitHub {
owner = "amd";
repo = "blis";
rev = version;
sha256 = "1b2f5bwi0gkw2ih2rb7wfzn3m9hgg7k270kg43rmzpr2acpy86xa";
};
inherit blas64;
nativeBuildInputs = [
perl
python3
];
doCheck = true;
enableParallelBuilding = true;
configureFlags = [
"--enable-cblas"
"--blas-int-size=${blasIntSize}"
] ++ lib.optionals withOpenMP [ "--enable-threading=openmp" ]
++ [ withArchitecture ];
postPatch = ''
patchShebangs configure build/flatten-headers.py
'';
postInstall = ''
ln -s $out/lib/libblis${threadingSuffix}.so.2 $out/lib/libblas.so.3
ln -s $out/lib/libblis${threadingSuffix}.so.2 $out/lib/libcblas.so.3
ln -s $out/lib/libblas.so.3 $out/lib/libblas.so
ln -s $out/lib/libcblas.so.3 $out/lib/libcblas.so
'';
meta = with lib; {
description = "BLAS-compatible library optimized for AMD CPUs";
homepage = "https://developer.amd.com/amd-aocl/blas-library/";
license = licenses.bsd3;
maintainers = [ maintainers.danieldk ];
platforms = [ "x86_64-linux" ];
};
}