Index: ChangeLog
===================================================================
--- ChangeLog	(revision 195931)
+++ ChangeLog	(working copy)
@@ -1,3 +1,11 @@
+2013-02-18  Catherine Moore  <clm@codesourcery.com>
+	    Joseph Myers  <joseph@codesourcery.com>
+	    Chao-ying Fu  <fu@mips.com>
+
+	* config/mips/mips16.S:  Don't build for microMIPS.
+	* config/mips/linux-unwind.h: Handle microMIPS frame.
+	* config/mips/crtn.S (fini, init): New labels.
+
 2013-02-08  Georg-Johann Lay  <avr@gjlay.de>
 
 	PR target/54222
Index: config/mips/mips16.S
===================================================================
--- config/mips/mips16.S	(revision 195931)
+++ config/mips/mips16.S	(working copy)
@@ -21,6 +21,10 @@
 see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 <http://www.gnu.org/licenses/>.  */
 
+#ifdef __mips_micromips
+  /* DO NOTHING */
+#else
+
 /* This file contains mips16 floating point support functions.  These
    functions are called by mips16 code to handle floating point when
    -msoft-float is not used.  They accept the arguments and return
@@ -718,3 +722,4 @@
 #endif /* !__mips_single_float */
 
 #endif
+#endif /* __mips_micromips */
Index: config/mips/linux-unwind.h
===================================================================
--- config/mips/linux-unwind.h	(revision 195931)
+++ config/mips/linux-unwind.h	(working copy)
@@ -51,6 +51,11 @@
   _Unwind_Ptr new_cfa, reg_offset;
   int i;
 
+  /* A MIPS16 or microMIPS frame.  Signal frames always use the standard
+     ISA encoding.  */
+  if ((_Unwind_Ptr) pc & 3)
+    return _URC_END_OF_STACK;
+
   /* 24021061 li v0, 0x1061 (rt_sigreturn)*/
   /* 0000000c syscall    */
   /*    or */
Index: config/mips/crtn.S
===================================================================
--- config/mips/crtn.S	(revision 195931)
+++ config/mips/crtn.S	(working copy)
@@ -31,6 +31,7 @@
 #endif
 
 	.section .init,"ax",@progbits
+init:	
 #ifdef __mips64
 	ld      RA,40($sp)
 	daddu	$sp,$sp,48
@@ -41,6 +42,7 @@
 	j	RA
 
 	.section .fini,"ax",@progbits
+fini:	
 #ifdef	__mips64
 	ld	RA,40($sp)
 	daddu	$sp,$sp,48