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34 lines
1.2 KiB
CMake
34 lines
1.2 KiB
CMake
# Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
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# SPDX-License-Identifier: Apache-2.0.
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if (USE_CPU_EXTENSIONS)
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if (ENABLE_AVX2)
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set (AVX2_CFLAGS "-mavx -mavx2")
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set (HAVE_AVX2_INTRINSICS 1)
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set (HAVE_MM256_EXTRACT_EPI64 1)
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endif()
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endif()
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macro(simd_add_definition_if target definition)
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if(${definition})
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target_compile_definitions(${target} PRIVATE -D${definition})
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endif(${definition})
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endmacro(simd_add_definition_if)
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# Configure private preprocessor definitions for SIMD-related features
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# Does not set any processor feature codegen flags
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function(simd_add_definitions target)
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simd_add_definition_if(${target} HAVE_AVX2_INTRINSICS)
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simd_add_definition_if(${target} HAVE_MM256_EXTRACT_EPI64)
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endfunction(simd_add_definitions)
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# Adds source files only if AVX2 is supported. These files will be built with
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# avx2 intrinsics enabled.
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# Usage: simd_add_source_avx2(target file1.c file2.c ...)
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function(simd_add_source_avx2 target)
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foreach(file ${ARGN})
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target_sources(${target} PRIVATE ${file})
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set_source_files_properties(${file} PROPERTIES COMPILE_FLAGS "${AVX2_CFLAGS}")
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endforeach()
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endfunction(simd_add_source_avx2)
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