diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 78700d7a15c..2b5ad4d52bd 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,8 @@
+2013-07-30  Maciej W. Rozycki  <macro@codesourcery.com>
+
+	* config/mips/mips16.S (DELAYf): Alias to DELAYt for the MIPS IV
+	ISA and up.
+
 2013-07-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 
 	* config/s390/linux-unwind.h: Use the proper dwarf to hard reg
diff --git a/libgcc/config/mips/mips16.S b/libgcc/config/mips/mips16.S
index 82675018002..944c7c884ed 100644
--- a/libgcc/config/mips/mips16.S
+++ b/libgcc/config/mips/mips16.S
@@ -89,8 +89,13 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 	OPCODE, OP2;				\
 	.set	reorder
 
+#if __mips >= 4
+/* Coprocessor moves are interlocked from the MIPS IV ISA up.  */
+#define DELAYf(T, OPCODE, OP2) DELAYt (T, OPCODE, OP2)
+#else
 /* Use "OPCODE. OP2" and jump to T.  */
 #define DELAYf(T, OPCODE, OP2) OPCODE, OP2; jr T
+#endif
 
 /* MOVE_SF_BYTE0(D)
 	Move the first single-precision floating-point argument between