mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-27 04:41:02 +08:00
64 lines
1.6 KiB
ArmAsm
64 lines
1.6 KiB
ArmAsm
;! HP-PA __mpn_rshift --
|
|
|
|
;! 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 Library General Public License as published by
|
|
;! the Free Software Foundation; either version 2 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 Library General Public
|
|
;! License for more details.
|
|
|
|
;! You should have received a copy of the GNU Library 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
|
|
;! s_ptr gr25
|
|
;! size gr24
|
|
;! cnt gr23
|
|
|
|
.text
|
|
.export __mpn_rshift
|
|
__mpn_rshift:
|
|
.proc
|
|
.callinfo frame=64,no_calls
|
|
.entry
|
|
|
|
ldws,ma 4(0,%r25),%r22
|
|
mtsar %r23
|
|
addib,= -1,%r24,L$0004
|
|
vshd %r22,%r0,%r28 ;! compute carry out limb
|
|
ldws,ma 4(0,%r25),%r29
|
|
addib,= -1,%r24,L$0002
|
|
vshd %r29,%r22,%r20
|
|
|
|
L$loop: ldws,ma 4(0,%r25),%r22
|
|
stws,ma %r20,4(0,%r26)
|
|
addib,= -1,%r24,L$0003
|
|
vshd %r22,%r29,%r20
|
|
ldws,ma 4(0,%r25),%r29
|
|
stws,ma %r20,4(0,%r26)
|
|
addib,<> -1,%r24,L$loop
|
|
vshd %r29,%r22,%r20
|
|
|
|
L$0002: stws,ma %r20,4(0,%r26)
|
|
vshd %r0,%r29,%r20
|
|
bv 0(%r2)
|
|
stw %r20,0(0,%r26)
|
|
L$0003: stws,ma %r20,4(0,%r26)
|
|
L$0004: vshd %r0,%r22,%r20
|
|
bv 0(%r2)
|
|
stw %r20,0(0,%r26)
|
|
|
|
.exit
|
|
.procend
|