diff --git a/gas/doc/c-arm.texi b/gas/doc/c-arm.texi
index 8252487..3d06491 100644
--- a/gas/doc/c-arm.texi
+++ b/gas/doc/c-arm.texi
@@ -119,6 +119,9 @@ recognized:
 @code{cortex-a8},
 @code{cortex-a9},
 @code{cortex-a15},
+@code{cortex-a53},
+@code{cortex-a57},
+@code{cortex-a72},
 @code{cortex-r4},
 @code{cortex-r4f},
 @code{cortex-r5},