diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2a33ff416c7..5b4c4e307b4 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2016-11-30  Thomas Preud'homme  <thomas.preudhomme@arm.com>
+
+	* config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
+
 2016-11-30  Markus Trippelsdorf  <markus@trippelsdorf.de>
 
 	PR ipa/78555
diff --git a/gcc/config/arm/t-rmprofile b/gcc/config/arm/t-rmprofile
index c8b5c9cbd03..93aa909b4d9 100644
--- a/gcc/config/arm/t-rmprofile
+++ b/gcc/config/arm/t-rmprofile
@@ -102,6 +102,8 @@ MULTILIB_MATCHES       += march?armv6s-m=mcpu?cortex-m1.small-multiply
 MULTILIB_MATCHES       += march?armv7-m=mcpu?cortex-m3
 MULTILIB_MATCHES       += march?armv7e-m=mcpu?cortex-m4
 MULTILIB_MATCHES       += march?armv7e-m=mcpu?cortex-m7
+MULTILIB_MATCHES       += march?armv8-m.base=mcpu?cortex-m23
+MULTILIB_MATCHES       += march?armv8-m.main=mcpu?cortex-m33
 MULTILIB_MATCHES       += march?armv7=mcpu?cortex-r4
 MULTILIB_MATCHES       += march?armv7=mcpu?cortex-r4f
 MULTILIB_MATCHES       += march?armv7=mcpu?cortex-r5