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Framework/external/embree/common/cmake/check_isa.cpp
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Framework/external/embree/common/cmake/check_isa.cpp
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// ======================================================================== //
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// Copyright 2017 Kitware, Inc. //
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// //
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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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// //
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// http://www.apache.org/licenses/LICENSE-2.0 //
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// //
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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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// ======================================================================== //
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#if \
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defined(__AVX512F__) && defined(__AVX512CD__) && \
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defined(__AVX512DQ__) && defined(__AVX512BW__) && defined(__AVX512VL__)
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char const *info_isa = "ISA" ":" "AVX512";
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#elif defined(__AVX2__)
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char const *info_isa = "ISA" ":" "AVX2";
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#elif defined(__AVX__)
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char const *info_isa = "ISA" ":" "AVX";
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#elif defined(__SSE4_2__)
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char const *info_isa = "ISA" ":" "SSE42";
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#else // defined(__SSE2__)
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char const *info_isa = "ISA" ":" "SSE2";
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#endif
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int main(int argc, char **argv)
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{
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int require = 0;
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require += info_isa[argc];
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return require;
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}
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