1 /* x86-64 __mpn_rshift --
2 Copyright (C) 2007-2015 Free Software Foundation, Inc.
3 This file is part of the GNU MP Library.
5 The GNU MP Library is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or (at your
8 option) any later version.
10 The GNU MP Library is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
12 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
13 License for more details.
15 You should have received a copy of the GNU Lesser General Public License
16 along with the GNU MP Library; see the file COPYING.LIB. If not,
17 see <http://www.gnu.org/licenses/>. */
20 #include "asm-syntax.h"
32 L(b00): /* n = 4, 8, 12, ... */
43 L(nb00):/* n = 1, 5, 9, ... */
60 L(nb01):/* n = 2, 6, 10, ... */
72 L(le2): shrd %cl, %r9, %r8
79 L(b11): /* n = 3, 7, 11, ... */
90 L(top): shrd %cl, %r8, %r11
93 L(10): shrd %cl, %r9, %r8
96 L(01): shrd %cl, %r10, %r9
99 L(00): shrd %cl, %r11, %r10
107 L(end): shrd %cl, %r8, %r11