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78df0fcb80
* sysdeps/x86_64/dl-machine.h (elf_machine_runtime_setup): Declare external functions with hidden attribute. (elf_machine_rela): Optimize. * sysdeps/x86_64/memset.S: New file. * sysdeps/x86_64/bzero.S: New file. * sysdeps/x86_64/stpcpy.S: New file. * sysdeps/x86_64/strcat.S: New file. * sysdeps/x86_64/strchr.S: New file. * sysdeps/x86_64/strcpy.S: New file. * sysdeps/x86_64/strcspn.S: New file. * sysdeps/x86_64/strlen.S: New file. * sysdeps/x86_64/strpbrk.S: New file. * sysdeps/x86_64/strspn.S: New file. * sysdeps/x86_64/strcmp.S: New file. * sysdeps/x86_64/strtok_r.S: New file. * sysdeps/x86_64/strtok.S: New file. * sysdeps/x86_64/memcpy.S: New file. * sysdeps/x86_64/mempcpy.S: New file.
45 lines
1.3 KiB
ArmAsm
45 lines
1.3 KiB
ArmAsm
/* Highly optimized version for x86-64.
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Copyright (C) 1999, 2000, 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Based on i686 version contributed by Ulrich Drepper
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<drepper@cygnus.com>, 1999.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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#include "asm-syntax.h"
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#include "bp-sym.h"
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#include "bp-asm.h"
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.text
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ENTRY (BP_SYM (strcmp))
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L(oop): movb (%rdi), %al
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cmpb (%rsi), %al
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jne L(neq)
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incq %rdi
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incq %rsi
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testb %al, %al
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jnz L(oop)
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xorq %rax, %rax
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ret
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L(neq): movl $1, %eax
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movl $-1, %ecx
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cmovbl %ecx, %eax
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ret
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END (BP_SYM (strcmp))
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