 e83f7ba2c9
			
		
	
	
		e83f7ba2c9
		
	
	
	
	
		
			
			. 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
		
	
			
		
			
				
	
	
		
			75 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			75 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* $NetBSD: dot_init.h,v 1.6 2009/11/09 14:34:42 skrll Exp $ */
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| 
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| /*-
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|  * Copyright (c) 2001 Ross Harvey
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|  * All rights reserved.
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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. All advertising materials mentioning features or use of this software
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|  *    must display the following acknowledgement:
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|  *	This product includes software developed by the NetBSD
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|  *	Foundation, Inc. and its contributors.
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|  * 4. Neither the name of The NetBSD Foundation nor the names of its
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|  *    contributors may be used to endorse or promote products derived
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|  *    from this software without specific prior written permission.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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|  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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|  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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|  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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|  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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|  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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|  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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|  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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|  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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|  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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|  * POSSIBILITY OF SUCH DAMAGE.
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|  */
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| 
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| #include <sys/cdefs.h>			/* RCS ID & Copyright macro defns */
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| #include <machine/asm.h>
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| 
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| /*-
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|  * $FreeBSD: src/lib/csu/ia64/crti.S,v 1.3 2001/11/03 06:31:27 peter Exp $
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|  */
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| 
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| #define	MD_SECTION_PROLOGUE(sect, entry_pt)			\
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| 		__asm (						\
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| 		".section "#sect",\"ax\",@progbits	\n"	\
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| 		".proc "#entry_pt"			\n"	\
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| 		".global "#entry_pt"			\n"	\
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| 		#entry_pt":				\n"	\
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| 		".regstk	0,2,0,0			\n"	\
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| 		".prologue 12,loc0			\n"	\
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| 		".save	ar.pfs,loc1			\n"	\
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| 		"alloc	loc1=ar.pfs,0,2,0,0		\n"	\
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| 		"mov	loc0=b0	/* Save return addr */	\n"	\
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| 		".endp "#entry_pt"			\n"	\
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| 		".previous")
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| 
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| /*-
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|  * $FreeBSD: src/lib/csu/ia64/crtn.S,v 1.2 2001/10/29 10:18:58 peter Exp $
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|  */
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| 
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| #define	MD_SECTION_EPILOGUE(sect)				\
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| 		__asm (						\
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| 		".section "#sect",\"ax\",@progbits	\n"	\
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| 		".regstk 0,2,0,0			\n"	\
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| 		"mov	b0=loc0	/*Recover return addr*/ \n"	\
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| 		"mov	ar.pfs=loc1			\n"	\
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| 		"br.ret.sptk.many b0			\n"	\
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| 		".previous")
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| 
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| #define	MD_INIT_SECTION_PROLOGUE MD_SECTION_PROLOGUE(.init, _init)
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| #define	MD_FINI_SECTION_PROLOGUE MD_SECTION_PROLOGUE(.fini, _fini)
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| 
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| #define	MD_INIT_SECTION_EPILOGUE MD_SECTION_EPILOGUE(.init)
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| #define	MD_FINI_SECTION_EPILOGUE MD_SECTION_EPILOGUE(.fini)
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