1 @ ARM/Thumb __gmpn_add -- Add two limb vectors of the same length > 0 and store
2 @ sum in a third limb vector.
4 @ Copyright (C) 1997, 2000 Free Software Foundation, Inc.
6 @ This file is part of the GNU MP Library.
8 @ The GNU MP Library is free software; you can redistribute it and/or modify
9 @ it under the terms of the GNU Lesser General Public License as published by
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13 @ The GNU MP Library is distributed in the hope that it will be useful, but
14 @ WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15 @ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
16 @ License for more details.
18 @ You should have received a copy of the GNU Lesser General Public License
19 @ along with the GNU MP Library; see the file COPYING.LIB. If not, write to
20 @ the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
38 mov r6, #1 @ init carry save register
40 Loop: sub r6, #1 @ restore carry (set iff r6 was 0)
41 ldmia r1!, {r4} @ load next limb from S1
42 ldmia r2!, {r5} @ load next limb from S2
44 stmia r0!, {r4} @ store result limb to RES
45 sbc r6, r6 @ save negated carry
47 bge Loop @ loop back while remaining count >= 4