diff --git a/examples/code_x64.fs b/examples/code_x64.fs
index b6a416d..269cbe5 100644
--- a/examples/code_x64.fs
+++ b/examples/code_x64.fs
@@ -1,5 +1,19 @@
 #! /usr/bin/env ueforth
 
+\ Copyright 2022 Bradley D. Nelson
+\
+\ Licensed under the Apache License, Version 2.0 (the "License");
+\ you may not use this file except in compliance with the License.
+\ You may obtain a copy of the License at
+\
+\     http://www.apache.org/licenses/LICENSE-2.0
+\
+\ Unless required by applicable law or agreed to in writing, software
+\ distributed under the License is distributed on an "AS IS" BASIS,
+\ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+\ See the License for the specific language governing permissions and
+\ limitations under the License.
+
 asm forth 
 
 code my2*
diff --git a/examples/code_xtensa.fs b/examples/code_xtensa.fs
new file mode 100644
index 0000000..5665c12
--- /dev/null
+++ b/examples/code_xtensa.fs
@@ -0,0 +1,28 @@
+#! /usr/bin/env ueforth
+
+\ Copyright 2022 Bradley D. Nelson
+\
+\ Licensed under the Apache License, Version 2.0 (the "License");
+\ you may not use this file except in compliance with the License.
+\ You may obtain a copy of the License at
+\
+\     http://www.apache.org/licenses/LICENSE-2.0
+\
+\ Unless required by applicable law or agreed to in writing, software
+\ distributed under the License is distributed on an "AS IS" BASIS,
+\ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+\ See the License for the specific language governing permissions and
+\ limitations under the License.
+
+asm forth 
+
+code my2*
+  $02 code1, $48 code1,             ( l32i.n  a4, a2, 0 )
+  $11 code1, $44 code1, $f0 code1,  ( slli    a4, a4, 1 )
+  $02 code1, $49 code1,             ( s32i.n  a4, a2, 0 )
+  $f0 code1, $0d code1,             ( ret.n )
+end-code
+
+see my2*
+123 my2* . cr
+bye