| ;! HP-PA __mpn_lshift -- |
| |
| ;! Copyright (C) 1992-2018 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 |
| ;! <http://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 |
