1! Z8000 __gmpn_add_n -- Add two limb vectors of equal, non-zero length.
2
3! Copyright 1993, 1994, 2000 Free Software Foundation, Inc.
4
5! This file is part of the GNU MP Library.
6
7! The GNU MP Library is free software; you can redistribute it and/or modify
8! it under the terms of the GNU Lesser General Public License as published by
9! the Free Software Foundation; either version 3 of the License, or (at your
10! option) any later version.
11
12! The GNU MP Library is distributed in the hope that it will be useful, but
13! WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14! or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
15! License for more details.
16
17! You should have received a copy of the GNU Lesser General Public License
18! along with the GNU MP Library.  If not, see http://www.gnu.org/licenses/.
19
20
21! INPUT PARAMETERS
22! res_ptr	r7
23! s1_ptr	r6
24! s2_ptr	r5
25! size		r4
26
27! If we are really crazy, we can use push to write a few result words
28! backwards, using push just because it is faster than reg+disp.  We'd
29! then add 2x the number of words written to r7...
30
31	unseg
32	.text
33	even
34	global ___gmpn_add_n
35___gmpn_add_n:
36	pop	r0,@r6
37	pop	r1,@r5
38	add	r0,r1
39	ld	@r7,r0
40	dec	r4
41	jr	eq,Lend
42Loop:	pop	r0,@r6
43	pop	r1,@r5
44	adc	r0,r1
45	inc	r7,#2
46	ld	@r7,r0
47	dec	r4
48	jr	ne,Loop
49Lend:	ld	r2,r4		! use 0 already in r4
50	adc	r2,r2
51	ret	t
52