Add +sme-f64f64 to build flags of VortexM4 and ARMV9SME

Author: martin-frbg

cmake/cc.cmake

@@ -315,7 +315,7 @@ if (${CORE} STREQUAL ARMV9SME)
     if (${CMAKE_C_COMPILER_ID} STREQUAL "NVHPC" AND NOT NO_SVE)
       set (CCOMMON_OPT  "${CCOMMON_OPT} -tp=host")
     else ()
-      set (CCOMMON_OPT "${CCOMMON_OPT} -march=armv9-a+sme")
+      set (CCOMMON_OPT "${CCOMMON_OPT} -march=armv9-a+sme+sme-f64f64")
       if (CMAKE_SYSTEM_NAME STREQUAL "Windows" AND CMAKE_C_COMPILER_ID MATCHES "Clang")
         set (CCOMMON_OPT "${CCOMMON_OPT} -mllvm --aarch64-stack-hazard-size=0")
       endif ()
@@ -329,7 +329,7 @@ if (${CORE} STREQUAL VORTEXM4)
 	    set (CCOMMON_OPT  "${CCOMMON_OPT} -tp=host")
     else ()
 	  if (${CMAKE_C_COMPILER_ID} STREQUAL "AppleClang")
-        set (CCOMMON_OPT "${CCOMMON_OPT} -march=armv8.4-a+sme -mcpu=apple-m4")
+        set (CCOMMON_OPT "${CCOMMON_OPT} -march=armv8.4-a+sme+sme-f64f64 -mcpu=apple-m4")
 	  else ()
 	    set (CCOMMON_OPT "${CCOMMON_OPT} -march=armv8.4-a -mcpu=apple-m4")
       endif ()

cmake/system.cmake

@@ -369,13 +369,13 @@ if (${TARGET} STREQUAL NEOVERSEV1)
     endif()
   endif()
   if (${TARGET} STREQUAL ARMV9SME)
-      set (KERNEL_DEFINITIONS  "${KERNEL_DEFINITIONS} -march=armv9-a+sme -O3")
+      set (KERNEL_DEFINITIONS  "${KERNEL_DEFINITIONS} -march=armv9-a+sme+sme-f64f64 -O3")
 	  if (${CMAKE_SYSTEM_NAME} STREQUAL Windows AND ${CMAKE_C_COMPILER_ID} MATCHES "Clang")
 	  set (KERNEL_DEFINITIONS  "${KERNEL_DEFINITIONS} -mllvm --aarch64-stack-hazard-size=0")
 	  endif()
   endif()
   if (${TARGET} STREQUAL VORTEXM4)
-      set (KERNEL_DEFINITIONS  "${KERNEL_DEFINITIONS} -march=armv8.4-a+sme -O3")
+      set (KERNEL_DEFINITIONS  "${KERNEL_DEFINITIONS} -march=armv8.4-a+sme+sme-f64f64 -O3")
 	  if (${CMAKE_SYSTEM_NAME} STREQUAL Windows AND ${CMAKE_C_COMPILER_ID} MATCHES "Clang")
 	  set (KERNEL_DEFINITIONS  "${KERNEL_DEFINITIONS} -mllvm --aarch64-stack-hazard-size=0")
 	  endif()