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Add -mavx2 for TARGET=HASWELL if compiler supports and requires it

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Martin Kroeker 2018-12-23 17:26:09 +01:00 committed by GitHub
parent 43c2b0eb55
commit 49e0f485da
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1 changed files with 6 additions and 0 deletions
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6
cmake/system.cmake
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@ -45,6 +45,12 @@ if (DEFINED TARGET)
if (${TARGET} STREQUAL "SKYLAKEX" AND NOT NO_AVX512)
set (KERNEL_DEFINITIONS "${KERNEL_DEFINITIONS} -march=skylake-avx512")
endif()
if (${TARGET} STREQUAL "HASWELL" AND NOT NO_AVX2)
execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
if (${GCC_VERSION} VERSION_GREATER 4.7 OR ${GCC_VERSION} VERSION_EQUAL 4.7)
set (KERNEL_DEFINITIONS "${KERNEL_DEFINITIONS} -mavx2")
endif()
endif()
endif()
if (DEFINED TARGET)