File: [local] / OpenXM_contrib / gmp / mpn / powerpc64 / Attic / copyd.asm (download)
Revision 1.1.1.1 (vendor branch), Sat Sep 9 14:12:38 2000 UTC (23 years, 11 months ago) by maekawa
Branch: GMP
CVS Tags: maekawa-ipv6, VERSION_3_1_1, VERSION_3_1, RELEASE_1_2_2, RELEASE_1_2_1, RELEASE_1_1_3 Changes since 1.1: +0 -0
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Import gmp 3.1
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# PowerPC-64 mpn_copyd -- Copy a limb vector.
# Copyright (C) 1999, 2000 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
# rptr r3
# sptr r4
# n r5
include(`../config.m4')
# Unrolling this analogous to sparc64/copyi.s doesn't help for any
# operand sizes.
ASM_START()
PROLOGUE(mpn_copyd)
cmpdi cr0,r5,0
mtctr r5
sldi r5,r5,3
add r4,r4,r5
add r3,r3,r5
beq cr0,.Lend
.Loop: ldu r0,-8(r4)
stdu r0,-8(r3)
bdnz .Loop
.Lend: blr
EPILOGUE(mpn_copyd)