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set -msse4.2 only on Intel

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This commit is contained in:
Konstantinos Margaritis 2021-12-01 21:45:31 +00:00
parent 1f4143de81
commit 5d23e6dab6
1 changed files with 23 additions and 15 deletions
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38
CMakeLists.txt
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@ -182,21 +182,30 @@ if (CMAKE_COMPILER_IS_GNUCC AND NOT CROSS_COMPILE)
endif()
message(STATUS "gcc will tune for ${GNUCC_ARCH}")
elseif (CMAKE_COMPILER_IS_CLANG AND NOT CROSS_COMPILE)
set(GNUCC_ARCH native)
set(TUNE_FLAG generic)
message(STATUS "clang will tune for ${TUNE_FLAG}")
if (BUILD_AVX512)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${SKYLAKE_FLAG}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${SKYLAKE_FLAG}")
elseif (BUILD_AVX2)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mavx2")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx2")
if (ARCH_IA32 OR ARCH_X86_64)
set(GNUCC_ARCH native)
set(TUNE_FLAG generic)
if (BUILD_AVX512)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${SKYLAKE_FLAG}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${SKYLAKE_FLAG}")
elseif (BUILD_AVX2)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mavx2")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx2")
else()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse4.2")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse4.2")
endif()
elseif(ARCH_AARCH64)
set(GNUCC_ARCH armv8)
set(TUNE_FLAG generic)
elseif(ARCH_ARM32)
set(GNUCC_ARCH armv7a)
set(TUNE_FLAG generic)
else()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse4.2")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse4.2")
set(GNUCC_ARCH native)
set(TUNE_FLAG generic)
endif()
message(STATUS "${CMAKE_C_FLAGS}")
message(STATUS "${CMAKE_CXX_FLAGS}")
elseif (CROSS_COMPILE)
set(GNUCC_ARCH generic)
set(TUNE_FLAG generic)
@ -214,10 +223,9 @@ endif(ARCH_AARCH64)
if (ARCH_IA32 OR ARCH_X86_64 OR ARCH_ARM32 OR ARCH_AARCH64)
if (NOT CMAKE_C_FLAGS MATCHES .*march.* AND NOT CMAKE_C_FLAGS MATCHES .*mtune.*)
set(ARCH_C_FLAGS "-march=${GNUCC_ARCH} -mtune=${TUNE_FLAG}")
set(ARCH_C_FLAGS "-march=${GNUCC_ARCH} -mtune=${TUNE_FLAG}")
endif()
if (NOT CMAKE_CXX_FLAGS MATCHES .*march.* AND NOT CMAKE_CXX_FLAGS MATCHES .*mtune.*)
if (NOT CMAKE_CXX_FLAGS MATCHES .*march.* AND NOT CMAKE_CXX_FLAGS MATCHES .*mtune.*)
set(ARCH_CXX_FLAGS "-march=${GNUCC_ARCH} -mtune=${TUNE_FLAG}")
endif()
endif()