Support DYNAMIC_LIST option in cmake

e.g. cmake -DDYNAMIC_ARCH=1 -DDYNAMIC_LIST="NEHALEM;HASWELL;ZEN" ..
original issue was #1639

Author: martin-frbg

cmake/arch.cmake

@@ -74,6 +74,9 @@ if (DYNAMIC_ARCH)
     if (NOT NO_AVX512)
       set(DYNAMIC_CORE ${DYNAMIC_CORE} SKYLAKEX)
     endif ()
+    if (DYNAMIC_LIST)
+	set(DYNAMIC_CORE PRESCOTT ${DYNAMIC_LIST})
+    endif ()
   endif ()
 
   if (NOT DYNAMIC_CORE)

cmake/system.cmake

@@ -187,6 +187,13 @@ if (DYNAMIC_ARCH)
   endif ()
 endif ()
 
+if (DYNAMIC_LIST)
+  set(CCOMMON_OPT "${CCOMMON_OPT} -DDYNAMIC_LIST")
+  foreach(DCORE ${DYNAMIC_LIST})
+    set(CCOMMON_OPT "${CCOMMON_OPT} -DDYN_${DCORE}")
+  endforeach ()
+endif ()
+
 if (NO_LAPACK)
   set(CCOMMON_OPT "${CCOMMON_OPT} -DNO_LAPACK")
   #Disable LAPACK C interface