define sparc64 platform

tools/niminst/buildsh.tmpl

@@ -105,7 +105,11 @@ case $ucpu in
   *amd*64* | *x86-64* | *x86_64* )
     mycpu="amd64" ;;
   *sparc*|*sun* )
-    mycpu="sparc" ;;
+    mycpu="sparc"
+    if [ "$(isainfo -b)" = "64" ]; then
+      mycpu="sparc64"
+    fi
+    ;;
   *ppc64* )
     if [ "$myos" = "linux" ] ; then
       COMP_FLAGS="$COMP_FLAGS -m64"

tools/niminst/niminst.nim

@@ -18,7 +18,7 @@ import
 
 const
   maxOS = 20 # max number of OSes
-  maxCPU = 10 # max number of CPUs
+  maxCPU = 20 # max number of CPUs
   buildShFile = "build.sh"
   buildBatFile32 = "build.bat"
   buildBatFile64 = "build64.bat"