First cut of formal ABI definition, so that the same definition can be

used to generate the function table in lsi as the header file which
code can include to get a matching ABI definition.

src/lsi/makeabi

@@ -0,0 +1,50 @@
+#!/bin/sh
+
+INFILE=$1
+
+if [ "X${INFILE}" = "X" ]
+then
+	echo "Usage: $0 abispec"
+	exit 1
+fi
+
+ABI=abi.c
+HEADER=abi.lh
+
+FNCOUNT=0
+
+do_function()
+{
+	echo "	vm_intfn_${ARG1}," >>${ABI}
+	echo "fndefint ${ARG1} ${FNCOUNT};" >>${HEADER}
+	FNCOUNT=$((${FNCOUNT}+1))
+}
+
+cat <<EOF >${ABI}
+/* abi.c */
+/* autogenerated - do not edit */
+
+#include "abi.h"
+
+vm_intfn vm_intfn_table[] = {
+EOF
+
+cat <<EOF >${HEADER}
+/* abi.lh */
+/* autogenerated - do not edit */
+
+EOF
+
+while read TYPE ARG1 ARG2
+do
+	case "$TYPE" in
+		function) do_function
+			;;
+	esac
+done <${INFILE}
+
+cat <<EOF >>${ABI}
+};
+
+const int vm_intfn_size = sizeof(vm_intfn_table) / sizeof(vm_intfn);
+EOF