diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index cb185440271115330d93828c7f24e810c95cc1d0..d54484f02a76d473fcab5599e2477ba1a8c77d36 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,13 @@
+2023-08-21  liuhongt  <hongtao.liu@intel.com>
+
+	Backported from master:
+	2023-08-21  liuhongt  <hongtao.liu@intel.com>
+
+	* common/config/i386/cpuinfo.h (get_intel_cpu): Detect
+	Alderlake-N.
+	* common/config/i386/i386-common.cc (alias_table): Support
+	-march=gracemont as an alias of -march=alderlake.
+
 2023-08-19  Guo Jie  <guojie@loongson.cn>
 
 	Backported from master:
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 7cfc30b1c6f33cc7713e7f7f8d5bec8f855e9eb8..0415c90afee352906a8f1b6d3ae3988952bacd0d 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20230821
+20230822