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##############################################################################
# Copyright (c) 2013-2017, Lawrence Livermore National Security, LLC.
# Produced at the Lawrence Livermore National Laboratory.
#
# This file is part of Spack.
# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
# LLNL-CODE-647188
#
# For details, see https://github.com/spack/spack
# Please also see the NOTICE and LICENSE files for our notice and the LGPL.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License (as
# published by the Free Software Foundation) version 2.1, February 1999.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
# conditions of the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##############################################################################
import os
from spack import *
from spack.package_test import compile_c_and_execute, compare_output_file
class Pocl(CMakePackage):
"""Portable Computing Language (pocl) is an open source implementation
of the OpenCL standard which can be easily adapted for new targets
and devices, both for homogeneous CPU and heterogeneous
GPUs/accelerators."""
homepage = "http://portablecl.org"
url = "http://portablecl.org/downloads/pocl-0.13.tar.gz"
version("master", git="https://github.com/pocl/pocl.git")
version('0.14', '1d35f09299e76b9e3918c42826555194')
# version("0.14-rc",
# git="https://github.com/pocl/pocl.git", branch="release_0_14")
version("0.13", "344480864d4269f2f63f1509395898bd")
version("0.12", "e197ba3aa01a35f40581c48e053330dd")
version("0.11", "9be0640cde2983062c47393d9e8e8fe7")
version("0.10", "0096be4f595c7b5cbfa42430c8b3af6a")
# This is Github's pocl/pocl#373
patch("uint.patch", when="@:0.13")
patch("vecmathlib.patch", when="@:0.13")
# Note: We should describe correctly which pocl versions provide
# which version of the OpenCL standard
# OpenCL standard versions are: 1.0, 1.1, 1.2, 2.0, 2.1, 2.2
provides('opencl@:2.0')
depends_on("cmake @2.8.12:", type="build")
depends_on("hwloc")
depends_on("libtool", type=("build", "run"))
# We don't request LLVM's shared libraries because these are not
# enabled by default, and also because they fail to build for us
# (see #1616)
depends_on("llvm +clang")
depends_on("pkg-config", type="build")
# These are the supported LLVM versions
depends_on("llvm @3.7:3.9", when="@master")
depends_on("llvm @3.7:4.0", when="@0.14")
depends_on("llvm @3.7:3.8", when="@0.13")
depends_on("llvm @3.2:3.7", when="@0.12")
depends_on("llvm @3.2:3.6", when="@0.11")
depends_on("llvm @3.2:3.5", when="@0.10")
variant("distro", default=False,
description=("Support several CPU architectures, "
"suitable e.g. in a build "
"that will be made available for download"))
variant("icd", default=False,
description="Support a system-wide ICD loader")
def cmake_args(self):
spec = self.spec
args = ["-DINSTALL_OPENCL_HEADERS=ON"]
if "~shared" in spec["llvm"]:
args += ["-DSTATIC_LLVM"]
if "+distro" in spec:
args += ["-DKERNELLIB_HOST_CPU_VARIANTS=distro"]
args += ["-DENABLE_ICD=%s" % ("ON" if "+icd" in spec else "OFF")]
return args
@run_after('install')
def symlink_opencl(self):
with working_dir(self.build_directory):
os.symlink("OpenCL", join_path(self.prefix.include, "CL"))
@run_after('install')
@on_package_attributes(run_tests=True)
def check_install(self):
# Build and run a small program to test the installed OpenCL library
spec = self.spec
print("Checking pocl installation...")
checkdir = "spack-check"
with working_dir(checkdir, create=True):
source = join_path(os.path.dirname(self.module.__file__),
"example1.c")
cflags = spec["pocl"].headers.cpp_flags.split()
# ldflags = spec["pocl"].libs.ld_flags.split()
ldflags = ["-L%s" % spec["pocl"].prefix.lib,
"-lOpenCL", "-lpoclu"]
output = compile_c_and_execute(source, cflags, ldflags)
compare_output_file(
output,
join_path(os.path.dirname(self.module.__file__),
"example1.out"))
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