nixpkgs/pkgs/development/libraries/science/math/amd-blis/default.nix
2021-03-25 08:56:12 +01:00

71 lines
1.7 KiB
Nix

{ lib, stdenv
, fetchFromGitHub
, perl
, python3
# Enable BLAS interface with 64-bit integer width.
, blas64 ? false
# Target architecture. "amd64" compiles kernels for all Zen
# generations. To build kernels for specific Zen generations,
# use "zen", "zen2", or "zen3".
, withArchitecture ? "amd64"
# 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 = "3.0";
src = fetchFromGitHub {
owner = "amd";
repo = "blis";
rev = version;
hash = "sha256-bbbeo1yOKse9pzbsB6lQ7pULKdzu3G7zJzTUgPXiMZY=";
};
inherit blas64;
nativeBuildInputs = [
perl
python3
];
# Tests currently fail with non-Zen CPUs due to a floating point
# exception in one of the generic kernels. Try to re-enable the
# next release.
doCheck = false;
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.3 $out/lib/libblas.so.3
ln -s $out/lib/libblis${threadingSuffix}.so.3 $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" ];
};
}