diff options
| author | Tom Rondeau <tom@trondeau.com> | 2013-12-28 12:05:23 -0500 |
|---|---|---|
| committer | Tom Rondeau <tom@trondeau.com> | 2014-01-06 13:03:03 -0500 |
| commit | 15a515efe346d7caeed12348142213fd6034bc9c (patch) | |
| tree | df5b062a5c63cf7ddc099574611241567f947f9e /volk/lib | |
| parent | 3d84c6fd4907b1f6a6770956a3e0c5a663e65175 (diff) | |
volk: some versions of clang have problems with cvtpi32_ps.
We make a separate cmake check here for xgetbv and cvtpi32_ps and set definitions accordingly.
Diffstat (limited to 'volk/lib')
| -rw-r--r-- | volk/lib/CMakeLists.txt | 40 |
1 files changed, 21 insertions, 19 deletions
diff --git a/volk/lib/CMakeLists.txt b/volk/lib/CMakeLists.txt index 4ac67bcb69..dfb4e5fed4 100644 --- a/volk/lib/CMakeLists.txt +++ b/volk/lib/CMakeLists.txt @@ -150,28 +150,30 @@ if(CPU_IS_x86) ${CMAKE_CURRENT_BINARY_DIR}/test_xgetbv.c) endif() -######################################################################## -# eliminate AVX if cvtpi32_ps intrinsic fails on Apple -######################################################################## - if(${HAVE_XGETBV}) - # check to see if the compiler/linker works with cvtpi32_ps instrinsic - file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/test_cvtpi32_ps.c "#include <immintrin.h>\nint main (void) {__m128 __a; __m64 __b; __m128 foo = _mm_cvtpi32_ps(__a, __b); return (0); }") - execute_process(COMMAND ${CMAKE_C_COMPILER} -mavx -o - ${CMAKE_CURRENT_BINARY_DIR}/test_cvtpi32_ps - ${CMAKE_CURRENT_BINARY_DIR}/test_cvtpi32_ps.c - OUTPUT_QUIET ERROR_QUIET - RESULT_VARIABLE avx_compile_result) - if(NOT ${avx_compile_result} EQUAL 0) - OVERRULE_ARCH(avx "Compiler missing cvtpi32_ps instrinsic") - set(HAVE_XGETBV 0) - endif() - file(REMOVE ${CMAKE_CURRENT_BINARY_DIR}/test_cvtpi32_ps - ${CMAKE_CURRENT_BINARY_DIR}/test_cvtpi32_ps.c) + add_definitions(-DHAVE_XGETBV) endif() -if(${HAVE_XGETBV}) - add_definitions(-DHAVE_XGETBV) +######################################################################### +# eliminate AVX if cvtpi32_ps intrinsic fails like some versions of clang +######################################################################### + +# check to see if the compiler/linker works with cvtpi32_ps instrinsic +file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/test_cvtpi32_ps.c "#include <immintrin.h>\nint main (void) {__m128 __a; __m64 __b; __m128 foo = _mm_cvtpi32_ps(__a, __b); return (0); }") +execute_process(COMMAND ${CMAKE_C_COMPILER} -mavx -o + ${CMAKE_CURRENT_BINARY_DIR}/test_cvtpi32_ps + ${CMAKE_CURRENT_BINARY_DIR}/test_cvtpi32_ps.c + OUTPUT_QUIET ERROR_QUIET + RESULT_VARIABLE avx_compile_result) +if(NOT ${avx_compile_result} EQUAL 0) + OVERRULE_ARCH(avx "Compiler missing cvtpi32_ps instrinsic") + set(HAVE_CVTPI32_PS 0) +endif() +file(REMOVE ${CMAKE_CURRENT_BINARY_DIR}/test_cvtpi32_ps + ${CMAKE_CURRENT_BINARY_DIR}/test_cvtpi32_ps.c) + +if(${HAVE_CVTPI32_PS}) + add_definitions(-DHAVE_CVTPI32_PS) endif() ######################################################################## |