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88 lines
3.6 KiB
88 lines
3.6 KiB
# Copyright 2017 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 .. import mesonlib, compilers, mlog |
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from . import ExtensionModule |
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from ..interpreterbase import FeatureNew |
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class SimdModule(ExtensionModule): |
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@FeatureNew('SIMD module', '0.42.0') |
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def __init__(self, interpreter): |
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super().__init__(interpreter) |
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# FIXME add Altivec and AVX512. |
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self.isets = ('mmx', |
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'sse', |
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'sse2', |
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'sse3', |
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'ssse3', |
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'sse41', |
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'sse42', |
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'avx', |
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'avx2', |
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'neon', |
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) |
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self.methods.update({ |
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'check': self.check, |
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}) |
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def check(self, state, args, kwargs): |
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result = [] |
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if len(args) != 1: |
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raise mesonlib.MesonException('Check requires one argument, a name prefix for checks.') |
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prefix = args[0] |
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if not isinstance(prefix, str): |
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raise mesonlib.MesonException('Argument must be a string.') |
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if 'compiler' not in kwargs: |
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raise mesonlib.MesonException('Must specify compiler keyword') |
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if 'sources' in kwargs: |
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raise mesonlib.MesonException('SIMD module does not support the "sources" keyword') |
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basic_kwargs = {} |
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for key, value in kwargs.items(): |
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if key not in self.isets and key != 'compiler': |
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basic_kwargs[key] = value |
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compiler = kwargs['compiler'].compiler |
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if not isinstance(compiler, compilers.compilers.Compiler): |
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raise mesonlib.MesonException('Compiler argument must be a compiler object.') |
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cdata = self.interpreter.func_configuration_data(None, [], {}) |
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conf = cdata.held_object |
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for iset in self.isets: |
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if iset not in kwargs: |
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continue |
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iset_fname = kwargs[iset] # Might also be an array or Files. static_library will validate. |
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args = compiler.get_instruction_set_args(iset) |
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if args is None: |
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mlog.log('Compiler supports %s:' % iset, mlog.red('NO')) |
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continue |
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if args: |
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if not compiler.has_multi_arguments(args, state.environment)[0]: |
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mlog.log('Compiler supports %s:' % iset, mlog.red('NO')) |
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continue |
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mlog.log('Compiler supports %s:' % iset, mlog.green('YES')) |
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conf.values['HAVE_' + iset.upper()] = ('1', 'Compiler supports %s.' % iset) |
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libname = prefix + '_' + iset |
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lib_kwargs = {'sources': iset_fname, |
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} |
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lib_kwargs.update(basic_kwargs) |
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langarg_key = compiler.get_language() + '_args' |
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old_lang_args = mesonlib.extract_as_list(lib_kwargs, langarg_key) |
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all_lang_args = old_lang_args + args |
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lib_kwargs[langarg_key] = all_lang_args |
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result.append(self.interpreter.func_static_lib(None, [libname], lib_kwargs)) |
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return [result, cdata] |
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def initialize(*args, **kwargs): |
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return SimdModule(*args, **kwargs)
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