2 Copyright (C) 2010 Free Software Foundation, Inc.
3 Contributed by Intel Corporation.
4 This file is part of the GNU C Library.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, write to the Free
18 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
21 #if defined SHARED && !defined NOT_IN_libc
25 .section .text.slow,"ax",@progbits
26 ENTRY (__strlen_no_bsf)
101 pcmpeqb (%rax), %xmm1
107 pcmpeqb (%rax), %xmm2
113 pcmpeqb (%rax), %xmm3
119 pcmpeqb (%rax), %xmm0
125 pcmpeqb (%rax), %xmm1
131 pcmpeqb (%rax), %xmm2
137 pcmpeqb (%rax), %xmm3
143 pcmpeqb (%rax), %xmm0
149 pcmpeqb (%rax), %xmm1
155 pcmpeqb (%rax), %xmm2
161 pcmpeqb (%rax), %xmm3
170 pcmpeqb (%rax), %xmm0
171 pcmpeqb 16(%rax), %xmm1
172 pcmpeqb 32(%rax), %xmm2
173 pcmpeqb 48(%rax), %xmm3
186 jnz L(aligned_64_exit_16)
188 jnz L(aligned_64_exit_32)
190 jnz L(aligned_64_exit_48)
191 L(aligned_64_exit_64):
193 jmp L(aligned_64_exit)
194 L(aligned_64_exit_48):
197 jmp L(aligned_64_exit)
198 L(aligned_64_exit_32):
201 jmp L(aligned_64_exit)
202 L(aligned_64_exit_16):
307 END (__strlen_no_bsf)