diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 26379701751..ec3b7d624c2 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2005-06-01  Richard Sandiford  <rsandifo@redhat.com>
+
+	* config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
+	names.
+
 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
 
 	* modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
diff --git a/gcc/config/mips/mips-protos.h b/gcc/config/mips/mips-protos.h
index d387ebc45f1..89afa25f242 100644
--- a/gcc/config/mips/mips-protos.h
+++ b/gcc/config/mips/mips-protos.h
@@ -222,6 +222,6 @@ extern rtx mips_prefetch_cookie (rtx, rtx);
 extern void irix_asm_output_align (FILE *, unsigned);
 extern const char *current_section_name (void);
 extern unsigned int current_section_flags (void);
-extern bool mips_use_ins_ext_p (rtx op, rtx size, rtx position);
+extern bool mips_use_ins_ext_p (rtx, rtx, rtx);
 
 #endif /* ! GCC_MIPS_PROTOS_H */