1*a3210bbcSAlex Smith/* Add two limb vectors of the same length > 0 and store sum in a third 2*a3210bbcSAlex Smith limb vector. 3*a3210bbcSAlex Smith Copyright (C) 2004 Free Software Foundation, Inc. 4*a3210bbcSAlex Smith This file is part of the GNU MP Library. 5*a3210bbcSAlex Smith 6*a3210bbcSAlex Smith The GNU MP Library is free software; you can redistribute it and/or modify 7*a3210bbcSAlex Smith it under the terms of the GNU Lesser General Public License as published by 8*a3210bbcSAlex Smith the Free Software Foundation; either version 2.1 of the License, or (at your 9*a3210bbcSAlex Smith option) any later version. 10*a3210bbcSAlex Smith 11*a3210bbcSAlex Smith The GNU MP Library is distributed in the hope that it will be useful, but 12*a3210bbcSAlex Smith WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 13*a3210bbcSAlex Smith or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 14*a3210bbcSAlex Smith License for more details. 15*a3210bbcSAlex Smith 16*a3210bbcSAlex Smith You should have received a copy of the GNU Lesser General Public License 17*a3210bbcSAlex Smith along with the GNU MP Library; see the file COPYING.LIB. If not, write to 18*a3210bbcSAlex Smith the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, 19*a3210bbcSAlex Smith MA 02111-1307, USA. */ 20*a3210bbcSAlex Smith 21*a3210bbcSAlex Smith#include "sysdep.h" 22*a3210bbcSAlex Smith#include "asm-syntax.h" 23*a3210bbcSAlex Smith 24*a3210bbcSAlex Smith .text 25*a3210bbcSAlex SmithENTRY (__mpn_add_n) 26*a3210bbcSAlex Smith leaq (%rsi,%rcx,8), %rsi 27*a3210bbcSAlex Smith leaq (%rdi,%rcx,8), %rdi 28*a3210bbcSAlex Smith leaq (%rdx,%rcx,8), %rdx 29*a3210bbcSAlex Smith negq %rcx 30*a3210bbcSAlex Smith xorl %eax, %eax # clear cy 31*a3210bbcSAlex Smith .p2align 2 32*a3210bbcSAlex SmithL(loop): 33*a3210bbcSAlex Smith movq (%rsi,%rcx,8), %rax 34*a3210bbcSAlex Smith movq (%rdx,%rcx,8), %r10 35*a3210bbcSAlex Smith adcq %r10, %rax 36*a3210bbcSAlex Smith movq %rax, (%rdi,%rcx,8) 37*a3210bbcSAlex Smith incq %rcx 38*a3210bbcSAlex Smith jne L(loop) 39*a3210bbcSAlex Smith movq %rcx, %rax # zero %rax 40*a3210bbcSAlex Smith adcq %rax, %rax 41*a3210bbcSAlex Smith ret 42*a3210bbcSAlex SmithEND (__mpn_add_n) 43