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; HP-PA 2.0 __gmpn_lshift --
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; Copyright 1997, 2000 Free Software Foundation, Inc.
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; This file is part of the GNU MP Library.
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; The GNU MP Library is free software; you can redistribute it and/or modify
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; it under the terms of the GNU Lesser General Public License as published by
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; the Free Software Foundation; either version 2.1 of the License, or (at your
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; option) any later version.
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; The GNU MP Library is distributed in the hope that it will be useful, but
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; WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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; License for more details.
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; You should have received a copy of the GNU Lesser General Public License
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; along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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; the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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; This runs at 1.5 cycles/limb on PA8000.
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.export __gmpn_lshift,entry
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.callinfo frame=0,args_saved
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shladd %r24,3,%r25,%r25
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shladd %r24,3,%r26,%r26
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shrpd %r0,%r21,%sar,%r29 ; compute carry out limb
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depw,z %r24,31,3,%r28 ; r28 = (size & 7)
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depw,z %r22,28,3,%r22 ; r22 = 8 * (-size & 7)
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add %r25,%r22,%r25 ; offset s1_ptr
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blr %r28,%r0 ; branch into jump table
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add %r26,%r22,%r26 ; offset res_ptr
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L$0 ldd -16(%r25),%r20
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shrpd %r21,%r20,%sar,%r21
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L$7 ldd -24(%r25),%r21
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shrpd %r20,%r21,%sar,%r20
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L$6 ldd -32(%r25),%r20
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shrpd %r21,%r20,%sar,%r21
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L$5 ldd -40(%r25),%r21
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shrpd %r20,%r21,%sar,%r20
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L$4 ldd -48(%r25),%r20
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shrpd %r21,%r20,%sar,%r21
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L$3 ldd -56(%r25),%r21
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shrpd %r20,%r21,%sar,%r20
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L$2 ldd -64(%r25),%r20
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shrpd %r21,%r20,%sar,%r21
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L$1 ldd -72(%r25),%r21
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shrpd %r20,%r21,%sar,%r20
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addib,> -8,%r24,L$loop
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L$end shrpd %r21,%r0,%sar,%r21
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extrd,u %r29,31,32,%r28