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    Length: 4451 (0x1163)
    Types: TextFile
    Notes: @(#)reloc.h 13.2 (RC International) 12/12/90 */
    Names: »reloc.h«

└─⟦50656ff4a⟧ Bits:30010538 TX 3.1 Coldstart
    └─⟦bbf173f5c⟧ »0004« 
        └─⟦this⟧ »./usr/include/reloc.h« 
└─⟦50656ff4a⟧ Bits:30010538 TX 3.1 Coldstart
    └─⟦c6f24efe5⟧ »0007« 
        └─⟦this⟧ »comp3.0/bsd/usr/include/reloc.h« 

TextFile

/*	@(#)reloc.h	13.2 (RC International) 12/12/90	*/

/* --------------------------------------------------------- */
/* | Copyright (c) 1986, 1989 MIPS Computer Systems, Inc.  | */
/* | All Rights Reserved.                                  | */
/* --------------------------------------------------------- */
/* $Header: reloc.h,v 2010.6.1.6 90/02/22 19:53:28 bettina Exp $ */
#ifndef _RELOC_H
#define _RELOC_H

/*	Copyright (c) 1984 AT&T	*/
/*	  All Rights Reserved  	*/

/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T	*/
/*	The copyright notice above does not evidence any   	*/
/*	actual or intended publication of such source code.	*/

#if mips

#ifdef LANGUAGE_C
struct reloc {
    long	r_vaddr;	/* (virtual) address of reference */
    unsigned	r_symndx:24,	/* index into symbol table */
		r_reserved:3,
    		r_type:4,	/* relocation type */
		r_extern:1;	/* if 1 symndx is an index into the external
				   symbol table, else symndx is a section # */
    };
#endif LANGUAGE_C

#ifdef LANGUAGE_PASCAL
type
  reloc = packed record
      r_vaddr : long;			/* (virtual) address of reference    */
      r_symndx : 0..lshift(1, 24)-1;	/* index into symbol table	     */
      r_reserved : 0..7;
      r_type : 0..15;			/* relocation type		     */
      r_extern : 0..1;			/* if 1, symndx is an index into the */
					/* external symbol table, else	     */
					/* symndx is a section		   # */
      end {record};
#endif LANGUAGE_PASCAL

/*
 * Section numbers for symndex for local relocation entries (r_extern == 0).
 * For these entries the starting address for the section referenced by the
 * section number is used in place of an external symbol table entry's value.
 */
#define	R_SN_NULL	0
#define	R_SN_TEXT	1
#define	R_SN_RDATA	2
#define	R_SN_DATA	3
#define	R_SN_SDATA	4
#define	R_SN_SBSS	5
#define	R_SN_BSS	6
#define	R_SN_INIT	7
#define	R_SN_LIT8	8
#define	R_SN_LIT4	9

#else !defined(mips)

struct reloc {
	long	r_vaddr;	/* (virtual) address of reference */
	long	r_symndx;	/* index into symbol table */
	unsigned short	r_type;	/* relocation type */
	};
#endif mips

/*
 *   relocation types for all products and generics
 */

/*
 * All generics
 *	reloc. already performed to symbol in the same section
 */
#define  R_ABS		0

/*
 * Mips machines
 *
 *	16-bit reference
 *	32-bit reference
 *	26-bit jump reference
 *	reference to high 16-bits
 *	reference to low 16-bits
 *	reference to global pointer reletive data item
 *	reference to global pointer reletive literal pool item
 */
#define	R_REFHALF	1
#define	R_REFWORD	2
#define	R_JMPADDR	3
#define	R_REFHI		4
#define	R_REFLO		5
#define	R_GPREL		6
#define	R_LITERAL	7

/*
 * X86 generic
 *	8-bit offset reference in 8-bits
 *	8-bit offset reference in 16-bits 
 *	12-bit segment reference
 *	auxiliary relocation entry
 */
#define	R_OFF8		07
#define R_OFF16		010
#define	R_SEG12		011
#define	R_AUX		013

/*
 * B16 and X86 generics
 *	16-bit direct reference
 *	16-bit "relative" reference
 *	16-bit "indirect" (TV) reference
 */
#define  R_DIR16	01
#define  R_REL16	02
#define  R_IND16	03

/*
 * 3B generic
 *	24-bit direct reference
 *	24-bit "relative" reference
 *	16-bit optimized "indirect" TV reference
 *	24-bit "indirect" TV reference
 *	32-bit "indirect" TV reference
 */
#define  R_DIR24	04
#define  R_REL24	05
#define  R_OPT16	014
#define  R_IND24	015
#define  R_IND32	016

/*
 * 3B and M32 || u3b15 || u3b5 || u3b2 generics
 *	32-bit direct reference
 */
#define  R_DIR32	06

/*
 * M32 || u3b15 || u3b5 || u3b2 generic
 *	32-bit direct reference with bytes swapped
 */
#define  R_DIR32S	012

/*
 * DEC Processors  VAX 11/780 and VAX 11/750
 *
 */

#define R_RELBYTE	017
#define R_RELWORD	020
#define R_RELLONG	021
#define R_PCRBYTE	022
#define R_PCRWORD	023
#define R_PCRLONG	024

/*
 * Motorola 68000
 *
 * ... uses R_RELBYTE, R_RELWORD, R_RELLONG, R_PCRBYTE and R_PCRWORD as for
 * DEC machines above.
 */

#define	RELOC	struct reloc
#define	RELSZ	sizeof(RELOC)

	/* Definition of a "TV" relocation type */

#if N3B
#define ISTVRELOC(x)	((x==R_OPT16)||(x==R_IND24)||(x==R_IND32))
#endif
#if B16 || X86
#define ISTVRELOC(x)	(x==R_IND16)
#endif
#if M32 || u3b15 || u3b5 || u3b2
#define ISTVRELOC(x)	(x!=x)	/* never the case */
#endif

/* $Log:	reloc.h,v $
 * Revision 2010.6.1.6  90/02/22  19:53:28  bettina
 * 2.10 F1
 * 
 * Revision 2010.6.1.5  89/11/29  22:40:49  bettina
 * 2.10 BETA2
 * 
 * Revision 2010.2  89/09/26  23:33:32  lai
 * added wrapper
 * 
*/
#endif