From e4718b1fee0f8dcd0c892063d619477bd5ed31ce Mon Sep 17 00:00:00 2001 From: Martin Kroeker Date: Wed, 6 Jun 2018 16:51:30 +0200 Subject: [PATCH] Better AVX512 test case --- cmake/system_check.cmake | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/cmake/system_check.cmake b/cmake/system_check.cmake index f054852bf..a565fc0d5 100644 --- a/cmake/system_check.cmake +++ b/cmake/system_check.cmake @@ -67,7 +67,7 @@ else() endif() if (X86_64 OR X86) - file(WRITE ${PROJECT_BINARY_DIR}/avx512.tmp "void main(void){ __asm__ volatile(\"vaddps %zmm1, %zmm0, %zmm0\"); }") + file(WRITE ${PROJECT_BINARY_DIR}/avx512.tmp "int main(void){ __asm__ volatile(\"vbroadcastss -4 * 4(%rsi), %zmm2\"); }") execute_process(COMMAND ${CMAKE_C_COMPILER} -v -o ${PROJECT_BINARY_DIR}/avx512.o -x c ${PROJECT_BINARY_DIR}/avx512.tmp RESULT_VARIABLE NO_AVX512) if (NO_AVX512 EQUAL 1) set (CCOMMON_OPT "${CCOMMON_OPT} -DNO_AVX512")