Update CMakeLists.txt

2021-08-03 23:41:30 +00:00
1 changed files with 3 additions and 0 deletions
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -115,6 +115,9 @@ if (NOT ENABLE_GENERIC)
        detect_architecture("__i386__" x86)
        detect_architecture("__arm__" ARM)
        detect_architecture("__aarch64__" ARM64)
+        if (${ARCHITECTURE} STREQUAL "x86_64" AND ${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
+            add_compile_options(-march=ivybridge -mbmi -mfma -mlzcnt -mno-rdrnd -mtune=haswell)
+        endif()
    endif()
 endif()