a7c139c0af
Update libc assembly code to use macros that work on both o32 and n64. Merge string functions from NetBSD. The changes are from http://svn.freebsd.org/base/user/jmallett/octeon Approved by: rrs (mentor), jmallett
52 lines
2.1 KiB
ArmAsm
52 lines
2.1 KiB
ArmAsm
/* $NetBSD: exect.S,v 1.9 2003/08/07 16:42:17 agc Exp $ */
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/*-
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* Copyright (c) 1991, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Ralph Campbell.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <machine/asm.h>
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__FBSDID("$FreeBSD$");
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#include "SYS.h"
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#if defined(LIBC_SCCS) && !defined(lint)
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ASMSTR("from: @(#)exect.s 8.1 (Berkeley) 6/4/93")
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ASMSTR("$NetBSD: exect.S,v 1.9 2003/08/07 16:42:17 agc Exp $")
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#endif /* LIBC_SCCS and not lint */
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LEAF(exect)
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PIC_PROLOGUE(exect)
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li v0, SYS_execve
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syscall
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bne a3, zero, 1f
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PIC_RETURN()
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1:
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PIC_TAILCALL(__cerror)
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END(exect)
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