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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)
from spack.package import *
class Grid(AutotoolsPackage):
"""Data parallel C++ mathematical object library."""
homepage = "https://github.com/paboyle/Grid"
url = "https://github.com/paboyle/Grid/archive/refs/tags/0.8.2.tar.gz"
git = "https://github.com/paboyle/Grid.git"
maintainers("giordano")
version("develop", branch="develop")
variant(
"comms",
default="mpi",
values=("none", "mpi", "mpi3", conditional("shmem", when="^cray-mpich")),
description="Choose communication interface",
)
variant("fftw", default=True, description="Activate FFTW support")
variant("lapack", default=False, description="Activate LAPACK support")
variant("hdf5", default=False, description="Activate HDF5 support")
variant("lime", default=False, description="Activate LIME support")
variant("doxygen-doc", default=False, description="Build the documentation with doxygen")
variant(
"gen-simd-width",
default="64",
description="Size (in bytes) of the generic SIMD vector type",
)
variant(
"rng",
default="sitmo",
values=("sitmo", "ranlux48", "mt19937"),
multi=False,
description="RNG setting",
)
variant("timers", default=True, description="System dependent high-resolution timers")
variant("chroma", default=False, description="Chroma regression tests")
depends_on("autoconf", type="build")
depends_on("automake", type="build")
depends_on("libtool", type="build")
depends_on("m4", type="build")
depends_on("gmp")
depends_on("mpfr")
depends_on("openssl")
depends_on("mpi", when="comms=mpi")
depends_on("cray-mpich", when="comms=shmem")
depends_on("mpi@3:", when="comms=mpi3")
depends_on("fftw-api@3", when="+fftw")
depends_on("lapack", when="+lapack")
depends_on("hdf5", when="+hdf5")
depends_on("c-lime", when="+lime")
depends_on("doxygen", type="build", when="+doxygen-doc")
def autoreconf(self, spec, prefix):
Executable("./bootstrap.sh")()
def configure_args(self):
spec = self.spec
args = ["--with-gmp", "--with-mpfr"]
if spec.satisfies("^intel-mkl"):
if "+fftw" in spec or "+lapack" in spec:
args.append("--enable-mkl")
else:
if "+fftw" in spec:
args.append("--with-fftw={0}".format(self.spec["fftw-api"].prefix))
if "+lapack" in spec:
args.append("--enable-lapack={0}".format(self.spec["lapack"].prefix))
# lapack is searched only as `-llapack`, so anything else
# wouldn't be found, causing an error.
args.append("LIBS={0}".format(self.spec["lapack"].libs.ld_flags))
if "comms=none" not in spec:
# The build system can easily get very confused about MPI support
# and what linker to use. In many case it'd end up building the
# code with support for MPI but without using `mpicxx` or linking to
# `-lmpi`, wreaking havoc. Forcing `CXX` to be mpicxx should help.
args.extend(
[
"CC={0}".format(spec["mpi"].mpicc),
"CXX={0}".format(spec["mpi"].mpicxx),
]
)
args += self.enable_or_disable("timers")
args += self.enable_or_disable("chroma")
args += self.enable_or_disable("doxygen-doc")
if "avx512" in spec.target:
args.append("--enable-simd=AVX512")
elif "avx2" in spec.target:
args.append("--enable-simd=AVX2")
elif "avx" in spec.target:
if "fma4" in spec.target:
args.append("--enable-simd=AVXFMA4")
elif "fma" in spec.target:
args.append("--enable-simd=AVXFMA")
else:
args.append("--enable-simd=AVX")
elif "sse4_2" in spec.target:
args.append("--enable-simd=SSE4")
elif spec.target == "a64fx":
args.append("--enable-simd=A64FX")
elif "neon" in spec.target:
args.append("--enable-simd=NEONv8")
else:
args.extend(
[
"--enable-simd=GEN",
"--enable-gen-simd-width={0}".format(spec.variants["gen-simd-width"].value),
]
)
args.append("--enable-comms={0}".format(spec.variants["comms"].value))
args.append("--enable-rng={0}".format(spec.variants["rng"].value))
return args
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