1 files changed, 47 insertions, 0 deletions
diff --git a/var/spack/repos/builtin/packages/accfft/package.py b/var/spack/repos/builtin/packages/accfft/package.py
new file mode 100644
index 0000000000..3a59f11f27
--- /dev/null
+++ b/var/spack/repos/builtin/packages/accfft/package.py
@@ -0,0 +1,47 @@
+# Copyright 2013-2018 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack import *
+
+
+class Accfft(CMakePackage, CudaPackage):
+    """AccFFT extends existing FFT libraries for CUDA-enabled
+    Graphics Processing Units (GPUs) to distributed memory clusters
+    """
+
+    homepage = "http://accfft.org"
+    git      = "https://github.com/amirgholami/accfft.git"
+
+    version('develop', branch='master')
+
+    variant('pnetcdf', default=True, description='Add support for parallel NetCDF')
+    variant('shared', default=True, description='Enables the build of shared libraries')
+
+    # See: http://accfft.org/articles/install/#installing-dependencies
+    depends_on('fftw+float+double~mpi+openmp')
+
+    depends_on('parallel-netcdf', when='+pnetcdf')
+
+    parallel = False
+
+    def cmake_args(self):
+        spec = self.spec
+        args = [
+            '-DFFTW_ROOT={0}'.format(spec['fftw'].prefix),
+            '-DFFTW_USE_STATIC_LIBS=false',
+            '-DBUILD_GPU={0}'.format('true' if '+cuda' in spec else 'false'),
+            '-DBUILD_SHARED={0}'.format(
+                'true' if '+shared' in spec else 'false'
+            ),
+        ]
+
+        if '+cuda' in spec:
+            cuda_arch = [x for x in spec.variants['cuda_arch'].value if x]
+            if cuda_arch:
+                args.append('-DCUDA_NVCC_FLAGS={0}'.format(
+                    ' '.join(self.cuda_flags(cuda_arch))
+                ))
+
+        return args