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# VAX __mpn_sub_n -- Subtract two limb vectors of the same length > 0 and store
# difference in a third limb vector.
# Copyright (C) 1992, 1994 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 (sp + 4)
# s1_ptr (sp + 8)
# s2_ptr (sp + 12)
# size (sp + 16)
.text
.align 1
.globl ___mpn_sub_n
___mpn_sub_n:
.word 0x0
movl 16(ap),r0
movl 12(ap),r1
movl 8(ap),r2
movl 4(ap),r3
subl2 r4,r4
Loop:
movl (r2)+,r4
sbwc (r1)+,r4
movl r4,(r3)+
jsobgtr r0,Loop
adwc r0,r0
ret
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