Merge pull request #5978 from martin-frbg/issue5976

Fix CMake cross-compilation to ARMV9SME (or DYNAMIC_ARCH containing same)

Author: martin-frbg

cmake/prebuild.cmake

@@ -1313,7 +1313,7 @@ endif ()
     set(ZGEMM_UNROLL_M 2)
     set(ZGEMM_UNROLL_N 4)
     set(SYMV_P 16)
-  elseif ("${TCORE}" STREQUAL "ARMV8SVE" OR "${TCORE}" STREQUAL "CORTEXA510" OR "${TCORE}" STREQUAL "CORTEXX2" OR "${TCORE}" STREQUAL "ARMV9")
+  elseif ("${TCORE}" STREQUAL "ARMV8SVE" OR "${TCORE}" STREQUAL "CORTEXA510" OR "${TCORE}" STREQUAL "CORTEXX2" OR "${TCORE}" STREQUAL "ARMV9SME")
     file(APPEND ${TARGET_CONF_TEMP}
       "#define L1_DATA_SIZE\t32768\n"
       "#define L1_DATA_LINESIZE\t64\n"