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70 lines
3.0 KiB
70 lines
3.0 KiB
# Copyright 2013-2019 The Meson development team |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain a copy of the License at |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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from .base import CMakeDependency, ExternalDependency, PkgConfigDependency |
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class CoarrayDependency(ExternalDependency): |
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""" |
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Coarrays are a Fortran 2008 feature. |
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Coarrays are sometimes implemented via external library (GCC+OpenCoarrays), |
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while other compilers just build in support (Cray, IBM, Intel, NAG). |
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Coarrays may be thought of as a high-level language abstraction of |
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low-level MPI calls. |
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""" |
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def __init__(self, environment, kwargs: dict): |
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super().__init__('coarray', environment, 'fortran', kwargs) |
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kwargs['required'] = False |
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kwargs['silent'] = True |
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self.is_found = False |
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cid = self.get_compiler().get_id() |
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if cid == 'gcc': |
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""" OpenCoarrays is the most commonly used method for Fortran Coarray with GCC """ |
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# first try pkg-config |
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for pkg in ['caf-openmpi', 'caf']: |
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pkgdep = PkgConfigDependency(pkg, environment, kwargs, language=self.language) |
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if pkgdep.found(): |
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self.compile_args = pkgdep.get_compile_args() |
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self.link_args = pkgdep.get_link_args() |
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self.version = pkgdep.get_version() |
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self.is_found = True |
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self.pcdep = pkgdep |
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return |
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# second try CMake |
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kwargs['modules'] = 'OpenCoarrays::caf_mpi' |
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cmakedep = CMakeDependency('OpenCoarrays', environment, kwargs) |
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if cmakedep.found(): |
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self.compile_args = cmakedep.get_compile_args() |
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self.link_args = cmakedep.get_link_args() |
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self.version = cmakedep.get_version() |
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self.is_found = True |
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return |
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# give up, just run as single image fallback |
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self.compile_args = ['-fcoarray=single'] |
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self.version = 'single image' |
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self.is_found = True |
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elif cid == 'intel': |
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""" Coarrays are built into Intel compilers, no external library needed """ |
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self.is_found = True |
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self.link_args = ['-coarray=shared'] |
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self.compile_args = self.link_args |
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elif cid == 'intel-cl': |
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""" Coarrays are built into Intel compilers, no external library needed """ |
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self.is_found = True |
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self.compile_args = ['/Qcoarray:shared'] |
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elif cid == 'nagfor': |
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""" NAG doesn't require any special arguments for Coarray """ |
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self.is_found = True
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