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-;! HP-PA __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 gr26
-;! s1_ptr gr25
-;! s2_ptr gr24
-;! size gr23
-
-;! One might want to unroll this as for other processors, but it turns
-;! out that the data cache contention after a store makes such
-;! unrolling useless. We can't come under 5 cycles/limb anyway.
-
- .text
- .export __mpn_sub_n
-__mpn_sub_n:
- .proc
- .callinfo frame=0,no_calls
- .entry
-
- ldws,ma 4(0,%r25),%r21
- ldws,ma 4(0,%r24),%r20
-
- addib,= -1,%r23,L$end ;! check for (SIZE == 1)
- sub %r21,%r20,%r28 ;! subtract first limbs ignoring cy
-
-L$loop: ldws,ma 4(0,%r25),%r21
- ldws,ma 4(0,%r24),%r20
- stws,ma %r28,4(0,%r26)
- addib,<> -1,%r23,L$loop
- subb %r21,%r20,%r28
-
-L$end: stws %r28,0(0,%r26)
- addc %r0,%r0,%r28
- bv 0(%r2)
- subi 1,%r28,%r28
-
- .exit
- .procend