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;! HP-PA __mpn_lshift --
;! Copyright (C) 1992-2019 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. If not, see
;! <https://www.gnu.org/licenses/>.
;! INPUT PARAMETERS
;! res_ptr gr26
;! s_ptr gr25
;! size gr24
;! cnt gr23
.text
.export __mpn_lshift
__mpn_lshift:
.proc
.callinfo frame=64,no_calls
.entry
sh2add %r24,%r25,%r25
sh2add %r24,%r26,%r26
ldws,mb -4(%r25),%r22
subi 32,%r23,%r1
mtsar %r1
addib,= -1,%r24,L$0004
vshd %r0,%r22,%r28 ;! compute carry out limb
ldws,mb -4(%r25),%r29
addib,= -1,%r24,L$0002
vshd %r22,%r29,%r20
L$loop: ldws,mb -4(%r25),%r22
stws,mb %r20,-4(%r26)
addib,= -1,%r24,L$0003
vshd %r29,%r22,%r20
ldws,mb -4(%r25),%r29
stws,mb %r20,-4(%r26)
addib,<> -1,%r24,L$loop
vshd %r22,%r29,%r20
L$0002: stws,mb %r20,-4(%r26)
vshd %r29,%r0,%r20
bv 0(%r2)
stw %r20,-4(%r26)
L$0003: stws,mb %r20,-4(%r26)
L$0004: vshd %r22,%r0,%r20
bv 0(%r2)
stw %r20,-4(%r26)
.exit
.procend
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