vppinfra: Multiarch support for OCTEONTX2 SoC

[vpp.git] / src / cmake / cpu.cmake

diff --git a/src/cmake/cpu.cmake b/src/cmake/cpu.cmake
index 0e47f33..c7ad1a4 100644 (file)
--- a/src/cmake/cpu.cmake
+++ b/src/cmake/cpu.cmake
@@ -99,6 +99,10 @@ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^(aarch64.*|AARCH64.*)")
   if(compiler_flag_march_core_qdf24xx)
     list(APPEND MARCH_VARIANTS "qdf24xx\;-march=armv8-a+crc+crypto -DCLIB_N_PREFETCHES=8")
   endif()
+  check_c_compiler_flag("-march=armv8.2-a+crc+crypto+lse" compiler_flag_march_core_octeontx2)
+  if(compiler_flag_march_core_octeontx2)
+    list(APPEND MARCH_VARIANTS "octeontx2\;-march=armv8.2-a+crc+crypto+lse -DCLIB_N_PREFETCHES=8")
+  endif()
   check_c_compiler_flag("-march=armv8.1-a+crc+crypto -mtune=thunderx2t99" compiler_flag_march_thunderx2t99)
   if(compiler_flag_march_thunderx2t99)
     if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 8.3))