* sysdeps/i386/i686/mempcpy.S: Fix typos.
* sysdeps/i386/i686/strcmp.S: New file.
* sysdeps/i386/i686/memcpy.S: New file.
1999-01-07 Ulrich Drepper <drepper@cygnus.com>
+ * sysdeps/i386/i686/mempcpy.S: Fix typos.
+
* sysdeps/i386/i686/memset.S: New file.
* sysdeps/i386/i686/bzero.S: New file.
+ * sysdeps/i386/i686/strcmp.S: New file.
+ * sysdeps/i386/i686/memcpy.S: New file.
* sysdeps/unix/sysv/linux/Makefile [subdir=time] (sysdep_routines):
Add ntp_adjtime and ntp_gettime.
--- /dev/null
+/* Copy memory block and return pointer to beginning of destination block
+ For Intel 80x86, x>=6.
+ This file is part of the GNU C Library.
+ Copyright (C) 1999 Free Software Foundation, Inc.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C 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. */
+
+#include <sysdep.h>
+#include "asm-syntax.h"
+
+/* memcpy:
+ INPUT PARAMETER:
+ dest (sp + 4)
+ src (sp + 8)
+ len (sp + 12)
+*/
+
+ENTRY(memcpy)
+ movl 12(%esp), %ecx
+ movl %edi, %eax
+ movl 4(%esp), %edi
+ movl %esi, %edx
+ movl 8(%esp), %esi
+ cld
+ shrl $1, %ecx
+ jnc 1f
+ movsb
+1: shrl $1, %ecx
+ jnc 2f
+ movsw
+2: rep
+ movsl
+ movl %eax, %edi
+ movl %edx, %esi
+ movl 4(%esp), %eax
+ ret
+END(memcpy)
/* Copy memory block and return pointer to following byte.
For Intel 80x86, x>=6.
This file is part of the GNU C Library.
- Copyright (C) 1998 Free Software Foundation, Inc.
+ Copyright (C) 1998, 1999 Free Software Foundation, Inc.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
The GNU C Library is free software; you can redistribute it and/or
#include <sysdep.h>
#include "asm-syntax.h"
-/* strtok:
+/* mempcpy:
INPUT PARAMETER:
dest (sp + 4)
src (sp + 8)
*/
ENTRY(__mempcpy)
+ movl 12(%esp), %ecx
movl %edi, %eax
movl 4(%esp), %edi
movl %esi, %edx
movl 8(%esp), %esi
- movl 12(%esp), %ecx
cld
shrl $1, %ecx
jnc 1f
xchgl %edi, %eax
movl %edx, %esi
ret
-END(mempcpy)
+END(__mempcpy)
weak_alias (__mempcpy, mempcpy)
Highly optimized version for ix86, x>=6.
Copyright (C) 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
rep
stosb
-1: movl 8(%esp), %eax
+1:
+#ifndef memset
+ movl 8(%esp), %eax
+#endif
popl %edi
ret
END (memset)
--- /dev/null
+/* Highly optimized version for ix86, x>=6.
+ Copyright (C) 1999 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C 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. */
+
+#include <sysdep.h>
+#include "asm-syntax.h"
+
+/*
+ INPUT PARAMETERS:
+ s1 (sp + 4)
+ s2 (sp + 8)
+*/
+
+
+ .text
+ENTRY (strcmp)
+ movl 4(%esp), %ecx
+ movl 8(%esp), %edx
+1: movb (%ecx), %al
+ incl %ecx
+ cmpb (%edx), %al
+ jne 2f
+ incl %edx
+ testb %al, %al
+ jnz 1b
+ xorl %eax, %eax
+ jmp 3f
+2: movl $1, %eax
+ ja 3f
+ negl %eax
+3: ret
+END (strcmp)