. file- and functionality-compatible with previous situation
          (FreeBSD csu) (with a crt1.o -> crt0.o symlink in /usr/lib)
        . harmonizes source with netbsd
        . harmonizes linker invocation (e.g. clang) with netbsd
        . helpful to get some arm code in there for the arm port project
		
	
			
		
			
				
	
	
		
			53 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			ArmAsm
		
	
	
	
	
	
			
		
		
	
	
			53 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			ArmAsm
		
	
	
	
	
	
#include <machine/asm.h>
 | 
						|
 | 
						|
/*
 | 
						|
 * Copyright (c) 1999 Klaus Klein
 | 
						|
 * Copyright (c) 1995 Christopher G. Demetriou
 | 
						|
 * All rights reserved.
 | 
						|
 * 
 | 
						|
 * Redistribution and use in source and binary forms, with or without
 | 
						|
 * modification, are permitted provided that the following conditions
 | 
						|
 * are met:
 | 
						|
 * 1. Redistributions of source code must retain the above copyright
 | 
						|
 *    notice, this list of conditions and the following disclaimer.
 | 
						|
 * 2. Redistributions in binary form must reproduce the above copyright
 | 
						|
 *    notice, this list of conditions and the following disclaimer in the
 | 
						|
 *    documentation and/or other materials provided with the distribution.
 | 
						|
 * 3. All advertising materials mentioning features or use of this software
 | 
						|
 *    must display the following acknowledgement:
 | 
						|
 *          This product includes software developed for the
 | 
						|
 *          NetBSD Project.  See http://www.NetBSD.org/ for
 | 
						|
 *          information about NetBSD.
 | 
						|
 * 4. The name of the author may not be used to endorse or promote products
 | 
						|
 *    derived from this software without specific prior written permission.
 | 
						|
 * 
 | 
						|
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 | 
						|
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 | 
						|
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 | 
						|
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 | 
						|
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 | 
						|
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 | 
						|
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 | 
						|
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 | 
						|
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 | 
						|
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 | 
						|
 * 
 | 
						|
 * <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
 | 
						|
 */
 | 
						|
 | 
						|
RCSID("$NetBSD: crt0.S,v 1.1 2010/08/07 18:01:34 joerg Exp $")
 | 
						|
 | 
						|
STRONG_ALIAS(_start,__start)
 | 
						|
 | 
						|
_ENTRY(__start)
 | 
						|
	movl	(%sp),%d0
 | 
						|
	movl	%a2,-(%sp)		| ps_strings
 | 
						|
	movl	%a0,-(%sp)		| obj
 | 
						|
	movl	%a1,-(%sp)		| cleanup
 | 
						|
	movl	%d0,%d1
 | 
						|
	lsll	#2,%d1
 | 
						|
	pea	(16+4)(%sp,%d1.l)	| envp = &argv[argc + 1]
 | 
						|
	pea	20(%sp)			| argv
 | 
						|
	movl	%d0,-(%sp)		| argc
 | 
						|
	jsr	___start
 |