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# Copyright 2013-2023 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)
import os
from spack.package import *
from spack.spec import UnsupportedCompilerError
class Elemental(CMakePackage):
"""Elemental: Distributed-memory dense and sparse-direct linear algebra
and optimization library."""
homepage = "https://libelemental.org"
url = "https://github.com/elemental/Elemental/archive/v0.87.7.tar.gz"
git = "https://github.com/elemental/Elemental.git"
license("Apache-2.0")
version("develop", branch="master")
version("0.87.7", sha256="7becfdbc223e9c72e65ae876d842c48d2037d13f83e9f41cea285e21b840d7d9")
version("0.87.6", sha256="b597987c99ddd3462e0619524c5b7f711177ae8ae541b1b961e11d96e15afc64")
variant("shared", default=True, description="Enables the build of shared libraries")
variant("hybrid", default=True, description="Make use of OpenMP within MPI packing/unpacking")
variant(
"openmp_blas", default=False, description="Use OpenMP for threading in the BLAS library"
)
variant("c", default=False, description="Build C interface")
variant("parmetis", default=False, description="Enable ParMETIS")
variant("quad", default=False, description="Enable quad precision")
variant("int64", default=False, description="Use 64bit integers")
variant("cublas", default=False, description="Enable cuBLAS for local BLAS operations")
# When this variant is set remove the normal dependencies since
# Elemental has to build BLAS and ScaLAPACK internally
variant(
"int64_blas",
default=False,
description="Use 64bit integers for BLAS." " Requires local build of BLAS library.",
)
variant("scalapack", default=False, description="Build with ScaLAPACK library")
variant(
"build_type",
default="Release",
description="The build type to build",
values=("Debug", "Release"),
)
variant(
"blas",
default="openblas",
values=("openblas", "mkl", "accelerate", "essl"),
description="Enable the use of OpenBlas/MKL/Accelerate/ESSL",
)
variant(
"mpfr",
default=False,
description="Support GNU MPFR's" "arbitrary-precision floating-point arithmetic",
)
# Note that #1712 forces us to enumerate the different blas variants
depends_on("blas", when="~openmp_blas ~int64_blas")
# Hack to forward variant to openblas package
depends_on("openblas", when="blas=openblas ~openmp_blas ~int64_blas")
# Allow Elemental to build internally when using 8-byte ints
depends_on("openblas threads=openmp", when="blas=openblas +openmp_blas ~int64_blas")
depends_on("intel-mkl", when="blas=mkl")
depends_on("intel-mkl threads=openmp", when="blas=mkl +openmp_blas")
depends_on("intel-mkl@2017.1 +ilp64", when="blas=mkl +int64_blas")
depends_on("veclibfort", when="blas=accelerate")
depends_on("essl", when="blas=essl")
depends_on("essl threads=openmp", when="blas=essl +openmp_blas")
# Note that this forces us to use OpenBLAS until #1712 is fixed
depends_on("lapack", when="blas=openblas ~openmp_blas")
depends_on("netlib-lapack +external-blas", when="blas=essl")
depends_on("metis")
depends_on("metis +int64", when="+int64")
depends_on("mpi")
# Allow Elemental to build internally when using 8-byte ints
depends_on("scalapack", when="+scalapack ~int64_blas")
depends_on("gmp", when="+mpfr")
depends_on("mpc", when="+mpfr")
depends_on("mpfr", when="+mpfr")
patch("elemental_cublas.patch", when="+cublas")
patch("cmake_0.87.7.patch", when="@0.87.7")
@property
def libs(self):
shared = True if "+shared" in self.spec else False
return find_libraries("libEl", root=self.prefix, shared=shared, recursive=True)
def cmake_args(self):
spec = self.spec
if "@:0.87.7" in spec and "%intel@:17.0.2" in spec:
raise UnsupportedCompilerError(
"Elemental {0} has a known bug with compiler: {1} {2}".format(
spec.version, spec.compiler.name, spec.compiler.version
)
)
args = [
"-DCMAKE_INSTALL_MESSAGE:STRING=LAZY",
"-DCMAKE_C_COMPILER=%s" % spec["mpi"].mpicc,
"-DCMAKE_CXX_COMPILER=%s" % spec["mpi"].mpicxx,
"-DCMAKE_Fortran_COMPILER=%s" % spec["mpi"].mpifc,
"-DEL_PREFER_OPENBLAS:BOOL=TRUE",
"-DEL_DISABLE_SCALAPACK:BOOL=%s" % ("~scalapack" in spec),
"-DBUILD_SHARED_LIBS:BOOL=%s" % ("+shared" in spec),
"-DEL_HYBRID:BOOL=%s" % ("+hybrid" in spec),
"-DEL_C_INTERFACE:BOOL=%s" % ("+c" in spec),
"-DEL_DISABLE_PARMETIS:BOOL=%s" % ("~parmetis" in spec),
"-DEL_DISABLE_QUAD:BOOL=%s" % ("~quad" in spec),
"-DEL_USE_64BIT_INTS:BOOL=%s" % ("+int64" in spec),
"-DEL_USE_64BIT_BLAS_INTS:BOOL=%s" % ("+int64_blas" in spec),
"-DEL_DISABLE_MPFR:BOOL=%s" % ("~mpfr" in spec),
]
if self.spec.satisfies("%intel"):
ifort = env["SPACK_F77"]
intel_bin = os.path.dirname(ifort)
intel_root = os.path.dirname(intel_bin)
libfortran = find_libraries("libifcoremt", root=intel_root, recursive=True)
elif self.spec.satisfies("%gcc"):
# see <stage_folder>/debian/rules as an example:
mpif77 = Executable(spec["mpi"].mpif77)
libfortran = LibraryList(
mpif77("--print-file-name", "libgfortran.%s" % dso_suffix, output=str).strip()
)
elif self.spec.satisfies("%xl") or self.spec.satisfies("%xl_r"):
xl_fort = env["SPACK_F77"]
xl_bin = os.path.dirname(xl_fort)
xl_root = os.path.dirname(xl_bin)
libfortran = find_libraries("libxlf90_r", root=xl_root, recursive=True)
else:
libfortran = None
if libfortran:
args.append("-DGFORTRAN_LIB=%s" % libfortran.libraries[0])
# If using 64bit int BLAS libraries, elemental has to build
# them internally
if "+int64_blas" in spec:
args.extend(
[
"-DEL_BLAS_SUFFIX:STRING={0}".format(
("_64_" if "+int64_blas" in spec else "_")
),
"-DCUSTOM_BLAS_SUFFIX:BOOL=TRUE",
]
),
if "+scalapack" in spec:
args.extend(
[
"-DEL_LAPACK_SUFFIX:STRING={0}".format(
("_64_" if "+int64_blas" in spec else "_")
),
"-DCUSTOM_LAPACK_SUFFIX:BOOL=TRUE",
]
),
else:
math_libs = spec["lapack"].libs + spec["blas"].libs
if "+scalapack" in spec:
math_libs = spec["scalapack"].libs + math_libs
args.extend(["-DMATH_LIBS:STRING={0}".format(math_libs.ld_flags)])
return args
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