glibc/sysdeps/i386/lshift.S
Ulrich Drepper a7123f0edf Update.
1999-10-01  Andreas Jaeger  <aj@suse.de>

	* locale/programs/ld-collate.c (insert_value): Add cast to avoid
	warning.
	* intl/finddomain.c (_nl_find_domain): Likewise.

1999-09-30  Andreas Schwab  <schwab@suse.de>

	* sysdeps/unix/sysv/linux/alpha/ioperm.c: Disable debug messages.

1999-09-30  Andreas Jaeger  <aj@suse.de>

	* sysdeps/i386/lshift.S: Correct assembler commands to fix warnings.
	* sysdeps/i386/rshift.S: Likewise.
	* sysdeps/i386/strchrnul.S: Likewise.
	* sysdeps/i386/strchr.S: Likewise.
	Patch by Michael Deutschmann <michael@talamasca.wkpowerlink.com>,
	PR libc/1339.

1999-09-30  Andreas Jaeger  <aj@suse.de>

	* manual/examples/pipe.c: Close other end of pipe to make example work.

1999-10-01  Ulrich Drepper  <drepper@cygnus.com>

	* timezone/checktab.awk: Update from tzcode1999g.
	* timezone/tzselect.ksh: Likewise.
	* timezone/africa: Update from tzdata1999g.
	* timezone/asia: Likewise.
	* timezone/australasia: Likewise.
	* timezone/europe: Likewise.
	* timezone/northamerica: Likewise.
	* timezone/southamerica: Likewise.
	* timezone/iso3166.tab: Likewise.
	* timezone/zone.tab: Likewise.

	been renamed to getipnodebyname.  Move flags around.
1999-10-01 16:09:12 +00:00

83 lines
2.1 KiB
ArmAsm

/* i80386 __mpn_lshift --
Copyright (C) 1992, 1994, 1997, 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
The GNU MP 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 MP 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 MP 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. */
/*
INPUT PARAMETERS
res_ptr (sp + 4)
s_ptr (sp + 8)
size (sp + 12)
cnt (sp + 16)
*/
#include "sysdep.h"
#include "asm-syntax.h"
.text
ENTRY(__mpn_lshift)
pushl %edi
pushl %esi
pushl %ebx
movl 16(%esp),%edi /* res_ptr */
movl 20(%esp),%esi /* s_ptr */
movl 24(%esp),%edx /* size */
movl 28(%esp),%ecx /* cnt */
subl $4,%esi /* adjust s_ptr */
movl (%esi,%edx,4),%ebx /* read most significant limb */
xorl %eax,%eax
shldl %cl,%ebx,%eax /* compute carry limb */
decl %edx
jz L(end)
pushl %eax /* push carry limb onto stack */
testb $1,%dl
jnz L(1) /* enter loop in the middle */
movl %ebx,%eax
ALIGN (3)
L(oop): movl (%esi,%edx,4),%ebx /* load next lower limb */
shldl %cl,%ebx,%eax /* compute result limb */
movl %eax,(%edi,%edx,4) /* store it */
decl %edx
L(1): movl (%esi,%edx,4),%eax
shldl %cl,%eax,%ebx
movl %ebx,(%edi,%edx,4)
decl %edx
jnz L(oop)
shll %cl,%eax /* compute least significant limb */
movl %eax,(%edi) /* store it */
popl %eax /* pop carry limb */
popl %ebx
popl %esi
popl %edi
ret
L(end): shll %cl,%ebx /* compute least significant limb */
movl %ebx,(%edi) /* store it */
popl %ebx
popl %esi
popl %edi
ret
END(__mpn_lshift)