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cflags adapted to cpuinfo (fixes problem of illegal instruction on machines without avx2)

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git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7713 818b1a75-f10b-46b9-bf7c-635c3b92a50f
This commit is contained in:
kaltenbe
2015-07-21 06:56:35 +00:00
parent f98afaa915
commit 98f85fe712
1 changed files with 17 additions and 1 deletions
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cmake_targets/CMakeLists.txt
+17 -1
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@@ -128,8 +128,24 @@ Message("Architecture is ${CMAKE_SYSTEM_PROCESSOR}")
if (CMAKE_SYSTEM_PROCESSOR STREQUAL "armv7l")
set(C_FLAGS_PROCESSOR "-gdwarf-2 -mfloat-abi=hard -mfpu=neon -lgcc -lrt")
else (CMAKE_SYSTEM_PROCESSOR STREQUAL "armv7l")
set(C_FLAGS_PROCESSOR "-mavx2")
file(STRINGS "/proc/cpuinfo" CPUINFO REGEX flags LIMIT_COUNT 1)
#Message("CPUINFO is ${CPUINFO}")
if (CPUINFO MATCHES "avx2")
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -mavx2")
endif()
if (CPUINFO MATCHES "sse4_2")
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -msse4.2")
endif()
if (CPUINFO MATCHES "sse4_1")
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -msse4.1")
endif()
if (CPUINFO MATCHES "ssse3")
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -mssse3")
endif()
endif()
Message("C_FLAGS_PROCESSOR is ${C_FLAGS_PROCESSOR}")
#
set(CMAKE_C_FLAGS
"${CMAKE_C_FLAGS} ${C_FLAGS_PROCESSOR} -std=gnu99 -Wall -Wstrict-prototypes -fno-strict-aliasing -rdynamic -funroll-loops -Wno-packed-bitfield-compat -fPIC ")