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# Copyright 2013-2024 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 llnl.util import tty
from spack.package import *
class Amdlibm(SConsPackage):
"""AMD LibM is a software library containing a collection of basic math
functions optimized for x86-64 processor-based machines. It provides
many routines from the list of standard C99 math functions.
Applications can link into AMD LibM library and invoke math functions
instead of compiler's math functions for better accuracy and
performance.
LICENSING INFORMATION: By downloading, installing and using this software,
you agree to the terms and conditions of the AMD AOCL-FFTW license
agreement. You may obtain a copy of this license agreement from
https://www.amd.com/en/developer/aocl/libm/eula/libm-4-1-eula.html
https://www.amd.com/en/developer/aocl/libm/libm-eula.html
"""
_name = "amdlibm"
homepage = "https://www.amd.com/en/developer/aocl/libm.html"
git = "https://github.com/amd/aocl-libm-ose.git"
url = "https://github.com/amd/aocl-libm-ose/archive/refs/tags/3.0.tar.gz"
maintainers("amd-toolchain-support")
license("BSD-3-Clause")
version("4.1", sha256="5bbbbc6bc721d9a775822eab60fbc11eb245e77d9f105b4fcb26a54d01456122")
version("4.0", sha256="038c1eab544be77598eccda791b26553d3b9e2ee4ab3f5ad85fdd2a77d015a7d")
version("3.2", sha256="c75b287c38a3ce997066af1f5c8d2b19fc460d5e56678ea81f3ac33eb79ec890")
version("3.1", sha256="dee487cc2d89c2dc93508be2c67592670ffc1d02776c017e8907317003f48845")
version("3.0", sha256="eb26b5e174f43ce083928d0d8748a6d6d74853333bba37d50057aac2bef7c7aa")
version("2.2", commit="4033e022da428125747e118ccd6fdd9cee21c470")
variant("verbose", default=False, description="Building with verbosity")
# Mandatory dependencies
depends_on("python@3.6.1:", type=("build", "run"))
depends_on("scons@3.1.2:", type=("build"))
depends_on("aocl-utils", type=("build"), when="@4.1: ")
depends_on("mpfr", type=("link"))
patch("0001-libm-ose-Scripts-cleanup-pyc-files.patch", when="@2.2")
patch("0002-libm-ose-prevent-log-v3.c-from-building.patch", when="@2.2")
conflicts("%gcc@:9.1.0", msg="Minimum supported GCC version is 9.2.0")
conflicts("%gcc@13.2.0:", msg="Maximum supported GCC version is 13.1.0")
conflicts("%clang@9.0:16.0", msg="supported Clang version is from 9 to 16")
conflicts("%aocc@3.2.0", msg="dependency on python@3.6.2")
def build_args(self, spec, prefix):
"""Setting build arguments for amdlibm"""
args = ["--prefix={0}".format(prefix)]
if self.spec.satisfies("@4.1: "):
args.append("--aocl_utils_install_path={0}".format(self.spec["aocl-utils"].prefix))
if not (
self.spec.satisfies(r"%aocc@3.2:4.1")
or self.spec.satisfies(r"%gcc@12.2:13.1")
or self.spec.satisfies(r"%clang@15:16")
):
tty.warn(
"AOCL has been tested to work with the following compilers\
versions - gcc@12.2:13.1, aocc@3.2:4.1, and clang@15:16\
see the following aocl userguide for details: \
https://www.amd.com/content/dam/amd/en/documents/developer/version-4-1-documents/aocl/aocl-4-1-user-guide.pdf"
)
# we are circumventing the use of
# Spacks compiler wrappers because
# SCons wipes out all environment variables.
if self.spec.satisfies("@:3.0 %aocc"):
args.append("--compiler=aocc")
var_prefix = "" if self.spec.satisfies("@:3.0") else "ALM_"
args.append("{0}CC={1}".format(var_prefix, self.compiler.cc))
args.append("{0}CXX={1}".format(var_prefix, self.compiler.cxx))
if "+verbose" in self.spec:
args.append("--verbose=1")
else:
args.append("--verbose=0")
return args
install_args = build_args
@run_after("install")
def create_symlink(self):
"""Symbolic link for backward compatibility"""
with working_dir(self.prefix.lib):
os.symlink("libalm.a", "libamdlibm.a")
os.symlink("libalm.so", "libamdlibm.so")
if self.spec.satisfies("@4.0:"):
os.symlink("libalmfast.a", "libamdlibmfast.a")
os.symlink("libalmfast.so", "libamdlibmfast.so")
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