diff --git a/lib/CPUs/MIPS/dist/makedist.R12 b/lib/CPUs/MIPS/dist/makedist.R12
new file mode 100644
index 0000000..0d74ee1
--- /dev/null
+++ b/lib/CPUs/MIPS/dist/makedist.R12
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+USE_TAG=MIPS_R12
+PROJECT="mips_sys"
+DIST_DIR="./release/mips.r12"
+
+echo Log for $USE_TAG >$USE_TAG.log
+
+# ---------------------------------------------------------------
+# Export files tagged for this release
+# To avoid CVS-problems with renamed files: Don't tag on per file basis. 
+# => Tag upper directory then delete tag from unwanted files!!!
+
+# Release notes
+cvs export -l -d $DIST_DIR/ -r $USE_TAG VHDL/lib/CPUs/MIPS/dist >>$USE_TAG.log
+
+# VHDL files
+cvs export -d $DIST_DIR/src/ -r $USE_TAG VHDL/lib/misc >>$USE_TAG.log
+cvs export -d $DIST_DIR/src/ -r $USE_TAG VHDL/lib/uart >>$USE_TAG.log
+cvs export -d $DIST_DIR/src/ -r $USE_TAG VHDL/lib/FIFO/src >>$USE_TAG.log
+cvs export -l -d $DIST_DIR/src/ -r $USE_TAG VHDL/lib/CPUs/MIPS/src >>$USE_TAG.log
+cvs export -l -d $DIST_DIR/src/ -r $USE_TAG VHDL/lib/CPUs/MIPS/src/core >>$USE_TAG.log
+
+# Simulation files
+cvs export -l -d $DIST_DIR/sim/ -r $USE_TAG VHDL/lib/CPUs/MIPS/sim >>$USE_TAG.log
+
+# Documentation files
+cvs export -d $DIST_DIR/doc/ -r $USE_TAG VHDL/lib/CPUs/MIPS/doc >>$USE_TAG.log
+rm -f $DIST_DIR/doc/*.vsd 
+
+# Tools
+cvs export -d $DIST_DIR/tools/ -r $USE_TAG VHDL/lib/CPUs/MIPS/tools >>$USE_TAG.log
diff --git a/lib/CPUs/MIPS/dist/makedist.R13 b/lib/CPUs/MIPS/dist/makedist.R13
new file mode 100644
index 0000000..be6da72
--- /dev/null
+++ b/lib/CPUs/MIPS/dist/makedist.R13
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+USE_TAG=MIPS_R13
+PROJECT="mips_sys"
+DIST_DIR="./release/mips.r13"
+
+echo Log for $USE_TAG >$USE_TAG.log
+
+# ---------------------------------------------------------------
+# Export files tagged for this release
+# To avoid CVS-problems with renamed files: Don't tag on per file basis. 
+# => Tag upper directory then delete tag from unwanted files!!!
+
+# Release notes
+cvs export -l -d $DIST_DIR/ -r $USE_TAG VHDL/lib/CPUs/MIPS/dist >>$USE_TAG.log
+
+# VHDL files
+cvs export -d $DIST_DIR/src/ -r $USE_TAG VHDL/lib/misc >>$USE_TAG.log
+cvs export -d $DIST_DIR/src/ -r $USE_TAG VHDL/lib/uart >>$USE_TAG.log
+cvs export -d $DIST_DIR/src/ -r $USE_TAG VHDL/lib/FIFO/src >>$USE_TAG.log
+cvs export -l -d $DIST_DIR/src/ -r $USE_TAG VHDL/lib/CPUs/MIPS/src >>$USE_TAG.log
+cvs export -l -d $DIST_DIR/src/ -r $USE_TAG VHDL/lib/CPUs/MIPS/src/core >>$USE_TAG.log
+
+# Simulation files
+cvs export -l -d $DIST_DIR/sim/ -r $USE_TAG VHDL/lib/CPUs/MIPS/sim >>$USE_TAG.log
+
+# Documentation files
+cvs export -d $DIST_DIR/doc/ -r $USE_TAG VHDL/lib/CPUs/MIPS/doc >>$USE_TAG.log
+rm -f $DIST_DIR/doc/*.vsd 
+
+# Tools
+cvs export -d $DIST_DIR/tools/ -r $USE_TAG VHDL/lib/CPUs/MIPS/tools >>$USE_TAG.log