diff options
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 43b6add..4c683af 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -31,6 +31,7 @@ option(ENABLE_SHARED "Enable building a shared library." OFF ) +include(CheckCSourceCompiles) include(CheckIncludeFile) include(CheckSymbolExists) include(CMakePushCheckState) @@ -152,12 +153,20 @@ if(NOT CMAKE_CROSSCOMPILING) # check if the platform has specific intrinsics check_include_file(intrin.h HAVE_INTRIN_H) if(HAVE_INTRIN_H) - check_symbol_exists(_mm_addsub_ps intrin.h HAVE_DECL__MM_ADDSUB_PS) - if(HAVE_DECL__MM_ADDSUB_PS) + check_c_source_compiles(" + #include<intrin.h> + int main(int argc, char** argv) + { + (void) argv; + (void) argc; + return _mm_movemask_ps(_mm_moveldup_ps(_mm_set_ss(1.0f))); + }" HAVE__MM_MOVELDUP_PS + ) + if(HAVE__MM_MOVELDUP_PS) # assume that we have all SSE3 intrinsics add_definitions(-DHAVE_INTRIN_H) add_definitions(-DHAVE_SSE3) - endif(HAVE_DECL__MM_ADDSUB_PS) + endif(HAVE__MM_MOVELDUP_PS) endif(HAVE_INTRIN_H) endif(HAVE_PMMINTRIN_H) endif(CMAKE_SYSTEM_PROCESSOR MATCHES "^arm") |
