diff options
Diffstat (limited to 'CMake/macros.cmake')
| -rw-r--r-- | CMake/macros.cmake | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/CMake/macros.cmake b/CMake/macros.cmake index 914547e168e..17662c5c447 100644 --- a/CMake/macros.cmake +++ b/CMake/macros.cmake @@ -181,3 +181,20 @@ MACRO(SETUP_LIBLINKS TARGET_LINK_LIBRARIES(${target} ${PTHREADS_LIB}) ENDIF(WIN32) ENDMACRO(SETUP_LIBLINKS) + +MACRO(TEST_SSE_SUPPORT) + INCLUDE(CHECKCXXSOURCECOMPILES) + + MESSAGE(STATUS "Detecting SSE support") + IF(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX) + SET(CMAKE_REQUIRED_FLAGS "-msse -msse2") + ELSEIF(MSVC) + SET(CMAKE_REQUIRED_FLAGS "/arch:SSE2") + ENDIF() + + CHECK_CXX_SOURCE_COMPILES(" + #include <xmmintrin.h> + int main() { __m128 v = _mm_setzero_ps(); return 0; }" + SUPPORT_SSE_BUILD) +ENDMACRO(TEST_SSE_SUPPORT) + |