diff --git a/ChangeLog b/ChangeLog
index 56ee7d467d703e44b592044b90a2ec64aa896a16..47b09e657d1a69e9722a1fb90dc9c075028e7518 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2020-08-16  Sergei Trofimovich  <slyfox@gcc.gnu.org>
+
+	* MAINTAINERS (Write After Approval): Add myself.
+
 2020-08-12  Senthil Kumar Selvaraj  <saaadhu@gcc.gnu.org>
 
 	* MAINTAINERS: Update my email address.
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index bb7a5750b672561c27d47891c6d46bc19bf1ec9c..9cf1f9733e7863881eb2aac126976195979a9ffd 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2020-08-16  Roger Sayle  <roger@nextmovesoftware.com>
+
+	* simplify-rtx.c (simplify_unary_operation_1) [SIGN_EXTEND]:
+	Simplify (sign_extend:M (truncate:N (lshiftrt:M x C))) to
+	(ashiftrt:M x C) when the shift sets the high bits appropriately.
+
 2020-08-14  Martin Sebor  <msebor@redhat.com>
 
 	PR middle-end/78257
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 9b2c4cb86fd52ba2854b809974a401aee2eb8634..86cec8a47dc94d13745e1cebfe44114600f750da 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20200816
+20200817