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Automate AES-NI and AVX detection on runtime, make it default on x86-based systems (#1578)

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Rework CPU extensions detection code and build with AES-NI and AVX support by default
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R4SAS 2020-11-15 01:31:20 +03:00 • committed by GitHub
parent 7e874eaa7c
commit 62cd9fffa3
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26 changed files with 208 additions and 237 deletions
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16
build/CMakeLists.txt
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@ -11,9 +11,8 @@ if(WIN32 OR MSVC OR MSYS OR MINGW)
message(SEND_ERROR "cmake build for windows is not supported. Please use MSYS2 with makefiles in project root.")
endif()
# configurale options
option(WITH_AESNI "Use AES-NI instructions set" OFF)
option(WITH_AVX "Use AVX instructions" OFF)
# configurable options
option(WITH_AESNI "Use AES-NI instructions set" ON)
option(WITH_HARDENING "Use hardening compiler flags" OFF)
option(WITH_LIBRARY "Build library" ON)
option(WITH_BINARY "Build binary" ON)
@ -189,13 +188,11 @@ if(UNIX)
endif()
endif()
if(WITH_AESNI)
# Note: AES-NI and AVX is available on x86-based CPU's.
# Here also ARM64 implementation, but currently we don't support it.
if(WITH_AESNI AND (ARCHITECTURE MATCHES "x86_64" OR ARCHITECTURE MATCHES "i386"))
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -maes")
add_definitions(-DAESNI)
endif()
if(WITH_AVX)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx")
add_definitions(-D__AES__)
endif()
if(WITH_ADDRSANITIZER)
@ -309,7 +306,6 @@ message(STATUS "Architecture : ${ARCHITECTURE}")
message(STATUS "Install prefix: : ${CMAKE_INSTALL_PREFIX}")
message(STATUS "Options:")
message(STATUS " AESNI : ${WITH_AESNI}")
message(STATUS " AVX : ${WITH_AVX}")
message(STATUS " HARDENING : ${WITH_HARDENING}")
message(STATUS " LIBRARY : ${WITH_LIBRARY}")
message(STATUS " BINARY : ${WITH_BINARY}")