1 files changed, 21 insertions, 0 deletions
diff --git a/src/cmd/9a/doc.go b/src/cmd/9a/doc.go
new file mode 100644
index 000000000..44bf89dc0
--- /dev/null
+++ b/src/cmd/9a/doc.go
@@ -0,0 +1,21 @@
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build ignore
+
+/*
+
+9a is a version of the Plan 9 assembler.  The original is documented at
+
+	http://plan9.bell-labs.com/magic/man2html/1/8a
+
+Go-specific considerations are documented at
+
+	http://golang.org/doc/asm
+
+Its target architecture is the Power64, referred to by these tools as
+power64 (big endian) or power64le (little endian).
+
+*/
+package main