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diff --git a/rts/gmp/mpn/power/rshift.s b/rts/gmp/mpn/power/rshift.s
deleted file mode 100644
index 65b3945..0000000
--- a/rts/gmp/mpn/power/rshift.s
+++ /dev/null
@@ -1,54 +0,0 @@
-# IBM POWER __gmpn_rshift -- 
-
-# Copyright (C) 1992, 1994, 1999, 2000 Free Software Foundation, Inc.
-
-# This file is part of the GNU MP Library.
-
-# The GNU MP Library is free software; you can redistribute it and/or modify
-# it under the terms of the GNU Lesser General Public License as published by
-# the Free Software Foundation; either version 2.1 of the License, or (at your
-# option) any later version.
-
-# The GNU MP Library is distributed in the hope that it will be useful, but
-# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
-# License for more details.
-
-# You should have received a copy of the GNU Lesser General Public License
-# along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
-# the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
-# MA 02111-1307, USA.
-
-
-# INPUT PARAMETERS
-# res_ptr	r3
-# s_ptr		r4
-# size		r5
-# cnt		r6
-
-	.toc
-	.globl	__gmpn_rshift
-	.globl	.__gmpn_rshift
-	.csect	__gmpn_rshift[DS]
-__gmpn_rshift:
-	.long	.__gmpn_rshift, TOC[tc0], 0
-	.csect	.text[PR]
-	.align	2
-.__gmpn_rshift:
-	sfi	8,6,32
-	mtctr	5		# put limb count in CTR loop register
-	l	0,0(4)		# read least significant limb
-	ai	9,3,-4		# adjust res_ptr since it's offset in the stu:s
-	sle	3,0,8		# compute carry limb, and init MQ register
-	bdz	Lend2		# if just one limb, skip loop
-	lu	0,4(4)		# read 2:nd least significant limb
-	sleq	7,0,8		# compute least significant limb of result
-	bdz	Lend		# if just two limb, skip loop
-Loop:	lu	0,4(4)		# load next higher limb
-	stu	7,4(9)		# store previous result during read latency
-	sleq	7,0,8		# compute result limb
-	bdn	Loop		# loop back until CTR is zero
-Lend:	stu	7,4(9)		# store 2:nd most significant limb
-Lend2:	sre	7,0,6		# compute most significant limb
-	st      7,4(9)		# store it"				\
-	br