To support NVHPC as toolchain

Custom_Toolchains/compiler/nvhpc.py

+##
+# Copyright 2015 Bart Oldeman
+#
+# This file is triple-licensed under GPLv2 (see below), MIT, and
+# BSD three-clause licenses.
+#
+# This file is part of EasyBuild,
+# originally created by the HPC team of Ghent University (http://ugent.be/hpc/en),
+# with support of Ghent University (http://ugent.be/hpc),
+# the Flemish Supercomputer Centre (VSC) (https://www.vscentrum.be),
+# the Hercules foundation (http://www.herculesstichting.be/in_English)
+# and the Department of Economy, Science and Innovation (EWI) (http://www.ewi-vlaanderen.be/en).
+#
+# https://github.com/easybuilders/easybuild
+#
+# EasyBuild is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation v2.
+#
+# EasyBuild 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
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with EasyBuild.  If not, see <http://www.gnu.org/licenses/>.
+##
+"""
+Support for NVIDIA HPC SDK ('NVHPC') compilers (nvc, nvc++, nvfortran) as toolchain compilers. NVHPC is the successor of the PGI compilers, on which this file is based upon.
+
+:author: Bart Oldeman (McGill University, Calcul Quebec, Compute Canada)
+:author: Damian Alvarez (Forschungszentrum Juelich GmbH)
+:author: Andreas Herten (Forschungszentrum Juelich GmbH)
+"""
+
+from distutils.version import LooseVersion
+
+import easybuild.tools.systemtools as systemtools
+from easybuild.tools.build_log import EasyBuildError
+from easybuild.tools.toolchain.compiler import Compiler
+
+
+TC_CONSTANT_NVHPC = "NVHPC"
+
+
+class Nvhpc(Compiler):
+    """NVHPC compiler class
+    """
+
+    COMPILER_MODULE_NAME = ['NVHPC']
+
+    COMPILER_FAMILY = TC_CONSTANT_NVHPC
+
+    # References:
+    # https://docs.nvidia.com/hpc-sdk/compilers/hpc-compilers-user-guide/index.html
+    # nvc --help
+    # And previously, for PGI:
+    # http://www.pgroup.com/doc/pgiref.pdf
+    # http://www.pgroup.com/products/freepgi/freepgi_ref/ch02.html#Mflushz
+    # http://www.pgroup.com/products/freepgi/freepgi_ref/ch02.html#Mfprelaxed
+    # http://www.pgroup.com/products/freepgi/freepgi_ref/ch02.html#Mfpapprox
+    COMPILER_UNIQUE_OPTION_MAP = {
+        'i8': 'i8',
+        'r8': 'r8',
+        'optarch': '', # PGI by default generates code for the arch it is running on!
+        'openmp': 'mp',
+        'ieee': 'Kieee',
+        'strict': ['Mnoflushz','Kieee'],
+        'precise': ['Mnoflushz'],
+        'defaultprec': ['Mflushz'],
+        'loose': ['Mfprelaxed'],
+        'veryloose': ['Mfprelaxed=div,order,intrinsic,recip,sqrt,rsqrt', 'Mfpapprox'],
+        'vectorize': {False: 'Mnovect', True: 'Mvect'},
+    }
+
+    # used when 'optarch' toolchain option is enabled (and --optarch is not specified)
+    COMPILER_OPTIMAL_ARCHITECTURE_OPTION = {
+        (systemtools.X86_64, systemtools.AMD): 'tp=host',
+        (systemtools.X86_64, systemtools.INTEL): 'tp=host',
+    }
+    # used with --optarch=GENERIC
+    COMPILER_GENERIC_OPTION = {
+        (systemtools.X86_64, systemtools.AMD): 'tp=px',
+        (systemtools.X86_64, systemtools.INTEL): 'tp=px',
+    }
+
+    COMPILER_CC = 'nvc'
+    # C++ compiler command is version-dependent, see below
+    COMPILER_CXX = 'nvc++'
+
+    # COMPILER_F77 = 'pgf77'
+    # COMPILER_F90 = 'pgf90'
+    COMPILER_FC = 'nvfortran'
+
+    LINKER_TOGGLE_STATIC_DYNAMIC = {
+        'static': '-Bstatic',
+        'dynamic':'-Bdynamic',
+    }
+
+    def _set_compiler_flags(self):
+        """Set -tp=x64 if optarch is set to False."""
+        if not self.options.get('optarch', False):
+            self.variables.nextend('OPTFLAGS', ['tp=x64'])
+        super(Nvhpc, self)._set_compiler_flags()
+
+    def _set_compiler_vars(self):
+        """Set the compiler variables"""
+        nvhpc_version = self.get_software_version(self.COMPILER_MODULE_NAME)[0]
+
+        super(Nvhpc, self)._set_compiler_vars()
+

Custom_Toolchains/nvhpc.py

+##
+# Copyright 2015 Bart Oldeman
+#
+# This file is triple-licensed under GPLv2 (see below), MIT, and
+# BSD three-clause licenses.
+#
+# This file is part of EasyBuild,
+# originally created by the HPC team of Ghent University (http://ugent.be/hpc/en),
+# with support of Ghent University (http://ugent.be/hpc),
+# the Flemish Supercomputer Centre (VSC) (https://www.vscentrum.be),
+# the Hercules foundation (http://www.herculesstichting.be/in_English)
+# and the Department of Economy, Science and Innovation (EWI) (http://www.ewi-vlaanderen.be/en).
+#
+# https://github.com/easybuilders/easybuild
+#
+# EasyBuild is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation v2.
+#
+# EasyBuild 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
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with EasyBuild.  If not, see <http://www.gnu.org/licenses/>.
+##
+"""
+EasyBuild support for PGI compiler toolchain.
+
+:author: Bart Oldeman (McGill University, Calcul Quebec, Compute Canada)
+"""
+
+from easybuild.toolchains.compiler.nvhpc import Nvhpc
+from easybuild.toolchains.gcccore import GCCcore
+from easybuild.tools.toolchain.toolchain import SYSTEM_TOOLCHAIN_NAME
+
+
+class NvhpcToolchain(Nvhpc):
+    """Simple toolchain with just the NVIDIA HPC SDK compilers."""
+    NAME = 'NVHPC'
+    # use GCCcore as subtoolchain rather than GCC, since two 'real' compiler-only toolchains don't mix well,
+    # in particular in a hierarchical module naming scheme
+    SUBTOOLCHAIN = [GCCcore.NAME, SYSTEM_TOOLCHAIN_NAME]
+    OPTIONAL = False
+