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https://github.com/SebastianWendel/nixpkgs.git
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python3.pkgs.numba: added optional CUDA support
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parent
5bae60beee
commit
23ae4dfc22
79
pkgs/development/python-modules/numba/cuda_path.patch
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79
pkgs/development/python-modules/numba/cuda_path.patch
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@ -0,0 +1,79 @@
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diff --git a/numba/cuda/cuda_paths.py b/numba/cuda/cuda_paths.py
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index b9988bc..a642680 100644
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--- a/numba/cuda/cuda_paths.py
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+++ b/numba/cuda/cuda_paths.py
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@@ -24,10 +24,7 @@ def _find_valid_path(options):
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def _get_libdevice_path_decision():
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options = [
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- ('Conda environment', get_conda_ctk()),
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- ('CUDA_HOME', get_cuda_home('nvvm', 'libdevice')),
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- ('System', get_system_ctk('nvvm', 'libdevice')),
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- ('Debian package', get_debian_pkg_libdevice()),
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+ ('Nix store', get_nix_ctk('nvvm', 'libdevice')),
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]
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by, libdir = _find_valid_path(options)
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return by, libdir
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@@ -35,18 +32,16 @@ def _get_libdevice_path_decision():
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def _nvvm_lib_dir():
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if IS_WIN32:
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- return 'nvvm', 'bin'
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+ return 'bin',
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elif IS_OSX:
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- return 'nvvm', 'lib'
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+ return 'lib',
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else:
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- return 'nvvm', 'lib64'
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+ return 'lib64',
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def _get_nvvm_path_decision():
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options = [
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- ('Conda environment', get_conda_ctk()),
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- ('CUDA_HOME', get_cuda_home(*_nvvm_lib_dir())),
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- ('System', get_system_ctk(*_nvvm_lib_dir())),
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+ ('Nix store', get_nix_ctk(*_nvvm_lib_dir())),
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]
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by, path = _find_valid_path(options)
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return by, path
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@@ -74,14 +69,12 @@ def _cudalib_path():
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elif IS_OSX:
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return 'lib'
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else:
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- return 'lib64'
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+ return 'lib'
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def _get_cudalib_dir_path_decision():
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options = [
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- ('Conda environment', get_conda_ctk()),
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- ('CUDA_HOME', get_cuda_home(_cudalib_path())),
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- ('System', get_system_ctk(_cudalib_path())),
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+ ('Nix store', get_nix_lib_ctk(_cudalib_path())),
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]
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by, libdir = _find_valid_path(options)
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return by, libdir
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@@ -92,6 +85,22 @@ def _get_cudalib_dir():
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return _env_path_tuple(by, libdir)
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+def get_nix_ctk(*subdirs):
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+ """Return path to nix store cudatoolkit; or, None if it doesn't exist.
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+ """
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+ base = '@cuda_toolkit_path@'
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+ if os.path.exists(base):
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+ return os.path.join(base, *subdirs)
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+
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+
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+def get_nix_lib_ctk(*subdirs):
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+ """Return path to nix store cudatoolkit-lib; or, None if it doesn't exist.
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+ """
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+ base = '@cuda_toolkit_lib_path@'
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+ if os.path.exists(base):
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+ return os.path.join(base, *subdirs)
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+
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+
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def get_system_ctk(*subdirs):
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"""Return path to system-wide cudatoolkit; or, None if it doesn't exist.
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"""
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@ -9,8 +9,15 @@
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, llvmlite
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, setuptools
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, libcxx
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}:
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, substituteAll
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# CUDA-only dependencies:
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, addOpenGLRunpath ? null
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, cudatoolkit ? null
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# CUDA flags:
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, cudaSupport ? false
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}:
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buildPythonPackage rec {
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version = "0.55.0";
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pname = "numba";
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@ -21,17 +28,26 @@ buildPythonPackage rec {
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sha256 = "sha256-siHr2ZdmKh3Ld+TwkUDgIvv+dXetB4H8LgIUE126bL0=";
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};
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postPatch = ''
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substituteInPlace setup.py \
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--replace "1.21" "1.22"
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substituteInPlace numba/__init__.py \
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--replace "(1, 20)" "(1, 21)"
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'';
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NIX_CFLAGS_COMPILE = lib.optionalString stdenv.isDarwin "-I${lib.getDev libcxx}/include/c++/v1";
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propagatedBuildInputs = [ numpy llvmlite setuptools ];
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propagatedBuildInputs = [ numpy llvmlite setuptools ] ++ lib.optionals cudaSupport [ cudatoolkit cudatoolkit.lib ];
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nativeBuildInputs = lib.optional cudaSupport [ addOpenGLRunpath ];
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patches = lib.optionals cudaSupport [
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(substituteAll {
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src = ./cuda_path.patch;
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cuda_toolkit_path = cudatoolkit;
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cuda_toolkit_lib_path = cudatoolkit.lib;
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})
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];
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postFixup = lib.optionalString cudaSupport ''
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find $out -type f \( -name '*.so' -or -name '*.so.*' \) | while read lib; do
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addOpenGLRunpath "$lib"
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patchelf --set-rpath "${cudatoolkit}/lib:${cudatoolkit.lib}/lib:$(patchelf --print-rpath "$lib")" "$lib"
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done
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'';
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# Copy test script into $out and run the test suite.
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checkPhase = ''
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@ -5674,7 +5674,14 @@ in {
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num2words = callPackage ../development/python-modules/num2words { };
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numba = callPackage ../development/python-modules/numba { };
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numba = callPackage ../development/python-modules/numba {
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cudaSupport = pkgs.config.cudaSupport or false;
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cudatoolkit = tensorflow_compat_cudatoolkit;
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};
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numbaWithCuda = self.numba.override {
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cudaSupport = true;
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};
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numba-scipy = callPackage ../development/python-modules/numba-scipy { };
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