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ecoff_machdep.h revision 1.2 
      1 /*	$NetBSD: ecoff_machdep.h,v 1.2 1995/11/23 02:35:57 cgd Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1994 Adam Glass
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by Adam Glass.
     18  * 4. The name of the Author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY Adam Glass ``AS IS'' AND
     22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  * ARE DISCLAIMED.  IN NO EVENT SHALL Adam Glass BE LIABLE
     25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  * SUCH DAMAGE.
     32  */
     33 
     34 #define ECOFF_LDPGSZ 4096
     35 
     36 #define ECOFF_PAD \
     37 	u_short	ea_bldrev;				/* XXX */
     38 
     39 #define ECOFF_MACHDEP \
     40         u_int	ea_gprmask; \
     41         u_int	ea_fprmask; \
     42         u_long ea_gp_value
     43 
     44 #define ECOFF_MAGIC_ALPHA		0603
     45 #define ECOFF_MAGIC_NETBSD_ALPHA	0605
     46 #define ECOFF_BADMAG(ex)					\
     47 	(ex->ef_magic != ECOFF_MAGIC_ALPHA &&			\
     48 	    ex->ef_magic != ECOFF_MAGIC_NETBSD_ALPHA)
     49 
     50 #define ECOFF_SEGMENT_ALIGNMENT(eap) (eap->ea_vstamp < 23 ? 8 : 16)
     51 
     52 struct ecoff_symhdr {
     53 	int16_t		sh_magic;
     54 	int16_t		sh_vstamp;
     55 	int32_t		sh_linemax;
     56 	int32_t		sh_densenummax;
     57 	int32_t		sh_procmax;
     58 	int32_t		sh_lsymmax;
     59 	int32_t		sh_optsymmax;
     60 	int32_t		sh_auxxymmax;
     61 	int32_t		sh_lstrmax;
     62 	int32_t		sh_estrmax;
     63 	int32_t		sh_fdmax;
     64 	int32_t		sh_rfdmax;
     65 	int32_t		sh_esymmax;
     66 	long		sh_linesize;
     67 	long		sh_lineoff;
     68 	long		sh_densenumoff;
     69 	long		sh_procoff;
     70 	long		sh_lsymoff;
     71 	long		sh_optsymoff;
     72 	long		sh_auxsymoff;
     73 	long		sh_lstroff;
     74 	long		sh_estroff;
     75 	long		sh_fdoff;
     76 	long		sh_rfdoff;
     77 	long		sh_esymoff;
     78 };
     79 
     80 struct ecoff_extsym {
     81 	long		es_value;
     82 	int		es_strindex;
     83 	unsigned	es_type:6;
     84 	unsigned	es_class:5;
     85 	unsigned	:1;
     86 	unsigned	es_symauxindex:20;
     87 	unsigned	es_jmptbl:1;
     88 	unsigned	es_cmain:1;
     89 	unsigned	es_weakext:1;
     90 	unsigned	:29;
     91 	int		es_indexfld;
     92 };
     93