--- t-arm-elf.orig	Thu Nov  3 00:23:48 2011
+++ t-arm-elf	Fri Aug 10 15:38:09 2012
@@ -26,6 +26,12 @@
 #MULTILIB_DIRNAMES    += fa526 fa626 fa606te fa626te fmp626 fa726te
 #MULTILIB_EXCEPTIONS  += *mthumb*/*mcpu=fa526 *mthumb*/*mcpu=fa626
 
+MULTILIB_OPTIONS      += march=armv6s-m
+MULTILIB_DIRNAMES     += armv6s-m
+MULTILIB_EXCEPTIONS   += march=armv6s-m* marm/*march=armv6s-m*
+MULTILIB_MATCHES      += march?armv6s-m=mcpu?cortex-m0
+MULTILIB_MATCHES      += march?armv6s-m=mcpu?cortex-m1
+
 #MULTILIB_OPTIONS      += march=armv7
 #MULTILIB_DIRNAMES     += thumb2
 #MULTILIB_EXCEPTIONS   += march=armv7* marm/*march=armv7*