mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-24 08:32:02 +00:00
75 lines
2.2 KiB
CMake
75 lines
2.2 KiB
CMake
|
# Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
|
||
|
|
# SPDX-License-Identifier: Apache-2.0.
|
||
|
|
|
||
|
|
include(CheckCCompilerFlag)
|
||
|
|
include(CheckIncludeFile)
|
||
|
|
|
||
|
|
if (USE_CPU_EXTENSIONS)
|
||
|
|
if (MSVC)
|
||
|
|
check_c_compiler_flag("/arch:AVX2" HAVE_M_AVX2_FLAG)
|
||
|
|
if (HAVE_M_AVX2_FLAG)
|
||
|
|
set(AVX2_CFLAGS "/arch:AVX2")
|
||
|
|
endif()
|
||
|
|
else()
|
||
|
|
check_c_compiler_flag(-mavx2 HAVE_M_AVX2_FLAG)
|
||
|
|
if (HAVE_M_AVX2_FLAG)
|
||
|
|
set(AVX2_CFLAGS "-mavx -mavx2")
|
||
|
|
endif()
|
||
|
|
endif()
|
||
|
|
|
||
|
|
|
||
|
|
cmake_push_check_state()
|
||
|
|
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${AVX2_CFLAGS}")
|
||
|
|
|
||
|
|
check_c_source_compiles("
|
||
|
|
#include <immintrin.h>
|
||
|
|
#include <emmintrin.h>
|
||
|
|
#include <string.h>
|
||
|
|
|
||
|
|
int main() {
|
||
|
|
__m256i vec;
|
||
|
|
memset(&vec, 0, sizeof(vec));
|
||
|
|
|
||
|
|
_mm256_shuffle_epi8(vec, vec);
|
||
|
|
_mm256_set_epi32(1,2,3,4,5,6,7,8);
|
||
|
|
_mm256_permutevar8x32_epi32(vec, vec);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}" HAVE_AVX2_INTRINSICS)
|
||
|
|
|
||
|
|
check_c_source_compiles("
|
||
|
|
#include <immintrin.h>
|
||
|
|
#include <string.h>
|
||
|
|
|
||
|
|
int main() {
|
||
|
|
__m256i vec;
|
||
|
|
memset(&vec, 0, sizeof(vec));
|
||
|
|
return (int)_mm256_extract_epi64(vec, 2);
|
||
|
|
}" HAVE_MM256_EXTRACT_EPI64)
|
||
|
|
|
||
|
|
cmake_pop_check_state()
|
||
|
|
endif() # USE_CPU_EXTENSIONS
|
||
|
|
|
||
|
|
macro(simd_add_definition_if target definition)
|
||
|
|
if(${definition})
|
||
|
|
target_compile_definitions(${target} PRIVATE -D${definition})
|
||
|
|
endif(${definition})
|
||
|
|
endmacro(simd_add_definition_if)
|
||
|
|
|
||
|
|
# Configure private preprocessor definitions for SIMD-related features
|
||
|
|
# Does not set any processor feature codegen flags
|
||
|
|
function(simd_add_definitions target)
|
||
|
|
simd_add_definition_if(${target} HAVE_AVX2_INTRINSICS)
|
||
|
|
simd_add_definition_if(${target} HAVE_MM256_EXTRACT_EPI64)
|
||
|
|
endfunction(simd_add_definitions)
|
||
|
|
|
||
|
|
# Adds source files only if AVX2 is supported. These files will be built with
|
||
|
|
# avx2 intrinsics enabled.
|
||
|
|
# Usage: simd_add_source_avx2(target file1.c file2.c ...)
|
||
|
|
function(simd_add_source_avx2 target)
|
||
|
|
foreach(file ${ARGN})
|
||
|
|
target_sources(${target} PRIVATE ${file})
|
||
|
|
set_source_files_properties(${file} PROPERTIES COMPILE_FLAGS "${AVX2_CFLAGS}")
|
||
|
|
endforeach()
|
||
|
|
endfunction(simd_add_source_avx2)
|