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[deliverable/binutils-gdb.git] / bfd / vms.h

#undef vms
/* vms.h -- Header file for VMS (Alpha and Vax) support.
   Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
   Free Software Foundation, Inc.

   Written by Klaus K"ampf (kkaempf@rmi.de)

This file is part of BFD, the Binary File Descriptor library.

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

#ifndef VMS_H
#define VMS_H

/* Constants starting with 'Exxx_' are for openVMS/Alpha (EVAX object language)  */

/* VMS Text, information and relocation record (TIR/ETIR) definitions.  */

#define TIR_S_C_STA_GBL		0
#define TIR_S_C_STA_SB		1
#define TIR_S_C_STA_SW		2
#define TIR_S_C_STA_LW		3
#define TIR_S_C_STA_PB		4
#define TIR_S_C_STA_PW		5
#define TIR_S_C_STA_PL		6
#define TIR_S_C_STA_UB  	7
#define TIR_S_C_STA_UW  	8
#define TIR_S_C_STA_BFI 	9
#define TIR_S_C_STA_WFI 	10
#define TIR_S_C_STA_LFI 	11
#define TIR_S_C_STA_EPM 	12
#define TIR_S_C_STA_CKARG       13
#define TIR_S_C_STA_WPB 	14
#define TIR_S_C_STA_WPW 	15
#define TIR_S_C_STA_WPL 	16
#define TIR_S_C_STA_LSY 	17
#define TIR_S_C_STA_LIT 	18
#define TIR_S_C_STA_LEPM        19
#define TIR_S_C_MAXSTACOD       19
#define TIR_S_C_MINSTOCOD       20
#define TIR_S_C_STO_SB  	20
#define TIR_S_C_STO_SW  	21
#define TIR_S_C_STO_L   	22
#define TIR_S_C_STO_LW  	22
#define TIR_S_C_STO_BD  	23
#define TIR_S_C_STO_WD  	24
#define TIR_S_C_STO_LD  	25
#define TIR_S_C_STO_LI  	26
#define TIR_S_C_STO_PIDR        27
#define TIR_S_C_STO_PICR        28
#define TIR_S_C_STO_RSB 	29
#define TIR_S_C_STO_RSW 	30
#define TIR_S_C_STO_RL  	31
#define TIR_S_C_STO_VPS 	32
#define TIR_S_C_STO_USB 	33
#define TIR_S_C_STO_USW 	34
#define TIR_S_C_STO_RUB 	35
#define TIR_S_C_STO_RUW 	36
#define TIR_S_C_STO_B   	37
#define TIR_S_C_STO_W   	38
#define TIR_S_C_STO_RB  	39
#define TIR_S_C_STO_RW  	40
#define TIR_S_C_STO_RIVB        41
#define TIR_S_C_STO_PIRR        42
#define TIR_S_C_MAXSTOCOD       42
#define TIR_S_C_MINOPRCOD       50
#define TIR_S_C_OPR_NOP 	50
#define TIR_S_C_OPR_ADD 	51
#define TIR_S_C_OPR_SUB 	52
#define TIR_S_C_OPR_MUL 	53
#define TIR_S_C_OPR_DIV 	54
#define TIR_S_C_OPR_AND 	55
#define TIR_S_C_OPR_IOR 	56
#define TIR_S_C_OPR_EOR 	57
#define TIR_S_C_OPR_NEG 	58
#define TIR_S_C_OPR_COM 	59
#define TIR_S_C_OPR_INSV        60
#define TIR_S_C_OPR_ASH 	61
#define TIR_S_C_OPR_USH 	62
#define TIR_S_C_OPR_ROT 	63
#define TIR_S_C_OPR_SEL 	64
#define TIR_S_C_OPR_REDEF       65
#define TIR_S_C_OPR_DFLIT       66
#define TIR_S_C_MAXOPRCOD       66
#define TIR_S_C_MINCTLCOD       80
#define TIR_S_C_CTL_SETRB       80
#define TIR_S_C_CTL_AUGRB       81
#define TIR_S_C_CTL_DFLOC       82
#define TIR_S_C_CTL_STLOC       83
#define TIR_S_C_CTL_STKDL       84
#define TIR_S_C_MAXCTLCOD       84

#define ETIR_S_C_MINSTACOD 0		/* Minimum store code		*/
#define ETIR_S_C_STA_GBL 0		/* Stack global symbol value	*/
#define ETIR_S_C_STA_LW 1		/* Stack longword		*/
#define ETIR_S_C_STA_QW 2		/* Stack quadword		*/
#define ETIR_S_C_STA_PQ 3		/* Stack psect base plus quadword offset  */
#define ETIR_S_C_STA_LI 4		/* Stack literal		*/
#define ETIR_S_C_STA_MOD 5		/* Stack module			*/
#define ETIR_S_C_STA_CKARG 6		/* Check Arguments		*/
#define ETIR_S_C_MAXSTACOD 6		/* Maximum stack code		*/
#define ETIR_S_C_MINSTOCOD 50		/* Minimum store code		*/
#define ETIR_S_C_STO_B 50		/* Store byte			*/
#define ETIR_S_C_STO_W 51		/* Store word			*/
#define ETIR_S_C_STO_LW 52		/* Store longword		*/
#define ETIR_S_C_STO_QW 53		/* Store quadword		*/
#define ETIR_S_C_STO_IMMR 54		/* Store immediate Repeated	*/
#define ETIR_S_C_STO_GBL 55		/* Store global			*/
#define ETIR_S_C_STO_CA 56		/* Store code address		*/
#define ETIR_S_C_STO_RB 57		/* Store relative branch	*/
#define ETIR_S_C_STO_AB 58		/* Store absolute branch	*/
#define ETIR_S_C_STO_OFF 59		/* Store offset within psect	*/
#define ETIR_S_C_STO_IMM 61		/* Store immediate		*/
#define ETIR_S_C_STO_GBL_LW 62		/* Store global Longword	*/
#define ETIR_S_C_STO_LP_PSB 63		/* STO_LP_PSB not valid in level 2 use STC_LP_PSB			*/
#define ETIR_S_C_STO_HINT_GBL 64	/* Store 14 bit HINT at global address */
#define ETIR_S_C_STO_HINT_PS 65		/* Store 14 bit HINT at psect + offset */
#define ETIR_S_C_MAXSTOCOD 65		/* Maximum store code		*/
#define ETIR_S_C_MINOPRCOD 100		/* Minimum operate code		*/
#define ETIR_S_C_OPR_NOP 100		/* No-op			*/
#define ETIR_S_C_OPR_ADD 101		/* Add				*/
#define ETIR_S_C_OPR_SUB 102		/* Subtract			*/
#define ETIR_S_C_OPR_MUL 103		/* Multiply			*/
#define ETIR_S_C_OPR_DIV 104		/* Divide			*/
#define ETIR_S_C_OPR_AND 105		/* Logical AND			*/
#define ETIR_S_C_OPR_IOR 106		/* Logical inclusive OR		*/
#define ETIR_S_C_OPR_EOR 107		/* Logical exclusive OR		*/
#define ETIR_S_C_OPR_NEG 108		/* Negate			*/
#define ETIR_S_C_OPR_COM 109		/* Complement			*/
#define ETIR_S_C_OPR_INSV 110		/* Insert bit field		*/
#define ETIR_S_C_OPR_ASH 111		/* Arithmetic shift		*/
#define ETIR_S_C_OPR_USH 112		/* Unsigned shift		*/
#define ETIR_S_C_OPR_ROT 113		/* Rotate			*/
#define ETIR_S_C_OPR_SEL 114		/* Select one of three longwords on top of stack  */
#define ETIR_S_C_OPR_REDEF 115		/* Redefine this symbol after pass 2  */
#define ETIR_S_C_OPR_DFLIT 116		/* Define a literal		*/
#define ETIR_S_C_MAXOPRCOD 116		/* Maximum operate code		*/
#define ETIR_S_C_MINCTLCOD 150		/* Minimum control code		*/
#define ETIR_S_C_CTL_SETRB 150		/* Set relocation base		*/
#define ETIR_S_C_CTL_AUGRB 151		/* Augment relocation base	*/
#define ETIR_S_C_CTL_DFLOC 152		/* Define debug location	*/
#define ETIR_S_C_CTL_STLOC 153		/* Set debug location		*/
#define ETIR_S_C_CTL_STKDL 154		/* Stack debug location		*/
#define ETIR_S_C_MAXCTLCOD 154		/* Maximum control code		*/
#define ETIR_S_C_MINSTCCOD 200		/* Minimum store-conditional code    */
#define ETIR_S_C_STC_LP 200		/* Store-conditional Linkage Pair    */
#define ETIR_S_C_STC_LP_PSB 201		/* Store-conditional Linkage Pair with Procedure Signature */
#define ETIR_S_C_STC_GBL 202		/* Store-conditional Address at global address */
#define ETIR_S_C_STC_GCA 203		/* Store-conditional Code Address at global address */
#define ETIR_S_C_STC_PS 204		/* Store-conditional Address at psect + offset */
#define ETIR_S_C_STC_NOP_GBL 205	/* Store-conditional NOP at address of global */
#define ETIR_S_C_STC_NOP_PS 206		/* Store-conditional NOP at pect + offset */
#define ETIR_S_C_STC_BSR_GBL 207	/* Store-conditional BSR at global address */
#define ETIR_S_C_STC_BSR_PS 208		/* Store-conditional BSR at pect + offset */
#define ETIR_S_C_STC_LDA_GBL 209	/* Store-conditional LDA at global address */
#define ETIR_S_C_STC_LDA_PS 210		/* Store-conditional LDA at psect + offset */
#define ETIR_S_C_STC_BOH_GBL 211	/* Store-conditional BSR or Hint at global address */
#define ETIR_S_C_STC_BOH_PS 212		/* Store-conditional BSR or Hint at pect + offset */
#define ETIR_S_C_STC_NBH_GBL 213	/* Store-conditional NOP,BSR or HINT at global address */
#define ETIR_S_C_STC_NBH_PS 214		/* Store-conditional NOP,BSR or HINT at psect + offset */
#define ETIR_S_C_MAXSTCCOD 214		/* Maximum store-conditional code    */

/* VMS Global symbol definition record (GSD/EGSD).  */

#define GSD_S_K_ENTRIES 1
#define GSD_S_C_ENTRIES 1
#define GSD_S_C_PSC     0
#define GSD_S_C_SYM     1
#define GSD_S_C_EPM     2
#define GSD_S_C_PRO     3
#define GSD_S_C_SYMW    4
#define GSD_S_C_EPMW    5
#define GSD_S_C_PROW    6
#define GSD_S_C_IDC     7
#define GSD_S_C_ENV     8
#define GSD_S_C_LSY     9
#define GSD_S_C_LEPM    10
#define GSD_S_C_LPRO    11
#define GSD_S_C_SPSC    12
#define GSD_S_C_SYMV    13
#define GSD_S_C_EPMV    14
#define GSD_S_C_PROV    15
#define GSD_S_C_MAXRECTYP       15

#define EGSD_S_K_ENTRIES 2	/* Offset to first entry in record	*/
#define EGSD_S_C_ENTRIES 2	/* Offset to first entry in record	*/
#define EGSD_S_C_PSC 0		/* Psect definition			*/
#define EGSD_S_C_SYM 1		/* Symbol specification			*/
#define EGSD_S_C_IDC 2		/* Random entity check			*/
#define EGSD_S_C_SPSC 5		/* Shareable image psect definition	*/
#define EGSD_S_C_SYMV 6		/* Vectored (dual-valued) versions of SYM, */
#define EGSD_S_C_SYMM 7		/* Masked versions of SYM,		*/
#define EGSD_S_C_SYMG 8		/* EGST - gst version of SYM		*/
#define EGSD_S_C_MAXRECTYP 8	/* Maximum entry type defined		*/

#define GPS_S_M_PIC     1
#define GPS_S_M_LIB     2
#define GPS_S_M_OVR     4
#define GPS_S_M_REL     8
#define GPS_S_M_GBL     16
#define GPS_S_M_SHR     32
#define GPS_S_M_EXE     64
#define GPS_S_M_RD      128
#define GPS_S_M_WRT     256
#define GPS_S_M_VEC     512
#define GPS_S_K_NAME    9
#define GPS_S_C_NAME    9

#define EGPS_S_V_PIC	0x0001
#define EGPS_S_V_LIB	0x0002
#define EGPS_S_V_OVR	0x0004
#define EGPS_S_V_REL	0x0008
#define EGPS_S_V_GBL	0x0010
#define EGPS_S_V_SHR	0x0020
#define EGPS_S_V_EXE	0x0040
#define EGPS_S_V_RD	0x0080
#define EGPS_S_V_WRT	0x0100
#define EGPS_S_V_VEC	0x0200
#define EGPS_S_V_NOMOD	0x0400
#define EGPS_S_V_COM	0x0800

#define GSY_S_M_WEAK    1
#define GSY_S_M_DEF     2
#define GSY_S_M_UNI     4
#define GSY_S_M_REL     8

#define EGSY_S_V_WEAK	0x0001
#define EGSY_S_V_DEF	0x0002
#define EGSY_S_V_UNI	0x0004
#define EGSY_S_V_REL	0x0008
#define EGSY_S_V_COMM	0x0010
#define EGSY_S_V_VECEP	0x0020
#define EGSY_S_V_NORM	0x0040

#define LSY_S_M_DEF     2
#define LSY_S_M_REL     8

#define ENV_S_M_DEF     1
#define ENV_S_M_NESTED  2

/*
 *	Debugger symbol definitions:  These are done by hand, as no
 *					machine-readable version seems
 *					to be available.
 */
#define DST_S_C_C		  7	/* Language == "C"	*/
#define DST_S_C_CXX		 15	/* Language == "C++"	*/
#define DST_S_C_VERSION		153
#define	DST_S_C_SOURCE		155	/* Source file		*/
#define DST_S_C_PROLOG		162
#define	DST_S_C_BLKBEG		176	/* Beginning of block	*/
#define	DST_S_C_BLKEND		177	/* End of block	*/
#define DST_S_C_ENTRY		181
#define DST_S_C_PSECT		184
#define	DST_S_C_LINE_NUM	185	/* Line Number		*/
#define DST_S_C_LBLORLIT	186
#define DST_S_C_LABEL		187
#define	DST_S_C_MODBEG		188	/* Beginning of module	*/
#define	DST_S_C_MODEND		189	/* End of module	*/
#define	DST_S_C_RTNBEG		190	/* Beginning of routine	*/
#define	DST_S_C_RTNEND		191	/* End of routine	*/
#define	DST_S_C_DELTA_PC_W	1	/* Incr PC	*/
#define	DST_S_C_INCR_LINUM	2	/* Incr Line #	*/
#define	DST_S_C_INCR_LINUM_W	3	/* Incr Line #	*/
#define DST_S_C_SET_LINUM_INCR	4
#define DST_S_C_SET_LINUM_INCR_W 5
#define DST_S_C_RESET_LINUM_INCR 6
#define DST_S_C_BEG_STMT_MODE	7
#define DST_S_C_END_STMT_MODE	8
#define	DST_S_C_SET_LINE_NUM	9	/* Set Line #	*/
#define DST_S_C_SET_PC		10
#define DST_S_C_SET_PC_W	11
#define DST_S_C_SET_PC_L	12
#define DST_S_C_SET_STMTNUM	13
#define DST_S_C_TERM		14	/* End of lines	*/
#define DST_S_C_TERM_W		15	/* End of lines	*/
#define	DST_S_C_SET_ABS_PC	16	/* Set PC	*/
#define	DST_S_C_DELTA_PC_L	17	/* Incr PC	*/
#define DST_S_C_INCR_LINUM_L	18	/* Incr Line #	*/
#define DST_S_C_SET_LINUM_B	19	/* Set Line #	*/
#define DST_S_C_SET_LINUM_L	20	/* Set Line #	*/
#define	DST_S_C_TERM_L		21	/* End of lines	*/
/* these are used with DST_S_C_SOURCE */
#define DST_S_C_SRC_DECLFILE	 1	/* Declare source file */
#define DST_S_C_SRC_SETFILE	 2	/* Set source file */
#define DST_S_C_SRC_SETREC_L	 3	/* Set record, longword value */
#define DST_S_C_SRC_SETREC_W	 4	/* Set record, word value */
#define DST_S_C_SRC_DEFLINES_W	10	/* # of line, word counter */
#define DST_S_C_SRC_DEFLINES_B	11	/* # of line, byte counter */
#define DST_S_C_SRC_FORMFEED	16	/* ^L counts as a record */
/* the following are the codes for the various data types.  Anything not on
 * the list is included under 'advanced_type'
 */
#define DBG_S_C_UCHAR		0x02
#define DBG_S_C_USINT		0x03
#define DBG_S_C_ULINT		0x04
#define DBG_S_C_UQUAD		0x05
#define DBG_S_C_SCHAR		0x06
#define DBG_S_C_SSINT		0x07
#define DBG_S_C_SLINT		0x08
#define DBG_S_C_SQUAD		0x09
#define DBG_S_C_REAL4		0x0a
#define DBG_S_C_REAL8		0x0b		/* D_float double */
#define DBG_S_C_COMPLX4		0x0c		/* 2xF_float complex float */
#define DBG_S_C_COMPLX8		0x0d		/* 2xD_float complex double */
#define DBG_S_C_REAL8_G		0x1b		/* G_float double */
#define DBG_S_C_COMPLX8_G	0x1d		/* 2xG_float complex double */
#define DBG_S_C_FUNCTION_ADDR	0x17
#define DBG_S_C_ADVANCED_TYPE	0xa3
/*  Some of these are just for future reference.  [pr]
 */
#define DBG_S_C_UBITA		0x01	/* unsigned, aligned bit field */
#define DBG_S_C_UBITU		0x22	/* unsigned, unaligned bit field */
#define DBG_S_C_SBITA		0x29	/* signed, aligned bit field */
#define DBG_S_C_SBITU		0x2a	/* signed, unaligned bit field */
#define DBG_S_C_CSTRING		0x2e	/* asciz ('\0' terminated) string */
#define DBG_S_C_WCHAR		0x38	/* wchar_t */
/*  These are descriptor class codes.
 */
#define DSC_K_CLASS_S		0x01	/* static (fixed length) */
#define DSC_K_CLASS_D		0x02	/* dynamic string (not via malloc!) */
#define DSC_K_CLASS_A		0x04	/* array */
#define DSC_K_CLASS_UBS		0x0d	/* unaligned bit string */
/*  These are the codes that are used to generate the definitions of struct
 *  union and enum records
 */
#define DBG_S_C_ENUM_ITEM		0xa4
#define DBG_S_C_ENUM_START		0xa5
#define DBG_S_C_ENUM_END		0xa6
#define DBG_S_C_STRUCT_ITEM		DST_K_VFLAGS_BITOFFS	/* 0xff */
#define DBG_S_C_STRUCT_START		0xab
#define DBG_S_C_STRUCT_END		0xac
#define DST_K_TYPSPEC			0xaf		/* type specification */
/* These codes are used in the generation of the symbol definition records
 */
#define DST_K_VFLAGS_NOVAL		0x80	/* struct definition only */
#define DST_K_VFLAGS_DSC		0xfa	/* descriptor used */
#define DST_K_VFLAGS_TVS		0xfb	/* trailing value specified */
#define DST_K_VS_FOLLOWS		0xfd	/* value spec follows */
#define DST_K_VFLAGS_BITOFFS		0xff	/* value contains bit offset */
#define DST_K_VALKIND_LITERAL	0
#define DST_K_VALKIND_ADDR	1
#define DST_K_VALKIND_DESC	2
#define DST_K_VALKIND_REG	3
#define DST_K_REG_VAX_AP	0x0c	/* R12 */
#define DST_K_REG_VAX_FP	0x0d	/* R13 */
#define DST_K_REG_VAX_SP	0x0e	/* R14 */
#define DST_V_VALKIND		0	/* offset of valkind field */
#define DST_V_INDIRECT		2	/* offset to indirect bit */
#define DST_V_DISP		3	/* offset to displacement bit */
#define DST_V_REGNUM		4	/* offset to register number */
#define DST_M_INDIRECT		(1<<DST_V_INDIRECT)
#define DST_M_DISP		(1<<DST_V_DISP)
#define DBG_C_FUNCTION_PARAM	/* 0xc9 */	\
	(DST_K_VALKIND_ADDR|DST_M_DISP|(DST_K_REG_VAX_AP<<DST_V_REGNUM))
#define DBG_C_LOCAL_SYM		/* 0xd9 */	\
	(DST_K_VALKIND_ADDR|DST_M_DISP|(DST_K_REG_VAX_FP<<DST_V_REGNUM))
/* Kinds of value specifications
 */
#define DST_K_VS_ALLOC_SPLIT	3	/* split lifetime */
/* Kinds of type specifications
 */
#define DST_K_TS_ATOM		0x01	/* atomic type specification */
#define DST_K_TS_DSC		0x02	/* descriptor type spec */
#define DST_K_TS_IND		0x03	/* indirect type specification */
#define DST_K_TS_TPTR		0x04	/* typed pointer type spec */
#define DST_K_TS_PTR		0x05	/* pointer type spec */
#define DST_K_TS_ARRAY		0x07	/* array type spec */
#define DST_K_TS_NOV_LENG	0x0e	/* novel length type spec */
/*  These are the codes that are used in the suffix records to determine the
 *  actual data type
 */
#define DBG_S_C_BASIC			DST_K_TS_ATOM
#define DBG_S_C_BASIC_ARRAY		DST_K_TS_DSC
#define DBG_S_C_STRUCT			DST_K_TS_IND
#define DBG_S_C_POINTER			DST_K_TS_TPTR
#define DBG_S_C_VOID			DST_K_TS_PTR
#define DBG_S_C_COMPLEX_ARRAY		DST_K_TS_ARRAY

/* VMS Module header record (EMH) definitions.  */

#define MHD_S_C_MHD 0
#define MHD_S_C_LNM 1
#define MHD_S_C_SRC 2
#define MHD_S_C_TTL 3
#define MHD_S_C_CPR 4
#define MHD_S_C_MTC 5
#define MHD_S_C_GTX 6
#define MHD_S_C_MAXHDRTYP 6

#define EMH_S_C_MHD 0		/* Main header record		*/
#define EMH_S_C_LNM 1		/* Language name and version	*/
#define EMH_S_C_SRC 2		/* Source file specification	*/
#define EMH_S_C_TTL 3		/* Title text of module		*/
#define EMH_S_C_CPR 4		/* Copyright notice		*/
#define EMH_S_C_MTC 5		/* Maintenance status		*/
#define EMH_S_C_GTX 6		/* General text			*/
#define EMH_S_C_MAXHDRTYP 6	/* Maximum allowable type	*/

/* vms.c.  */

extern asymbol *_bfd_vms_make_empty_symbol PARAMS ((bfd *abfd));

/* vms-gsd.c.  */

extern int _bfd_vms_slurp_gsd PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_write_gsd PARAMS ((bfd *abfd, int objtype));

/* vms-mhd.c.  */

extern int _bfd_vms_slurp_hdr PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_write_hdr PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_slurp_eom PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_write_eom PARAMS ((bfd *abfd, int objtype));

/* vms-tir.c.  */

extern int _bfd_vms_slurp_tir PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_slurp_dbg PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_slurp_tbt PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_slurp_lnk PARAMS ((bfd *abfd, int objtype));

extern int _bfd_vms_write_tir PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_write_tbt PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_write_dbg PARAMS ((bfd *abfd, int objtype));

/* The r_type field in a reloc is one of the following values.  */
#define ALPHA_R_IGNORE		0
#define ALPHA_R_REFQUAD		1
#define ALPHA_R_BRADDR		2
#define ALPHA_R_HINT		3
#define ALPHA_R_SREL16		4
#define ALPHA_R_SREL32		5
#define ALPHA_R_SREL64		6
#define ALPHA_R_OP_PUSH		7
#define ALPHA_R_OP_STORE	8
#define ALPHA_R_OP_PSUB		9
#define ALPHA_R_OP_PRSHIFT	10
#define ALPHA_R_LINKAGE		11
#define ALPHA_R_REFLONG		12
#define ALPHA_R_CODEADDR	13

/* Object language definitions.  */

#define OBJ_S_C_HDR 0		/*VAX module header record		*/
#define OBJ_S_C_GSD 1		/*VAX global symbol definition record	*/
#define OBJ_S_C_TIR 2		/*VAX text information record		*/
#define OBJ_S_C_EOM 3		/*VAX end of module record		*/
#define OBJ_S_C_DBG 4		/*VAX Debugger information record	*/
#define OBJ_S_C_TBT 5		/*VAX Traceback information record	*/
#define OBJ_S_C_LNK 6		/*VAX linker options record		*/
#define OBJ_S_C_EOMW 7		/*VAX end of module word-psect record	*/
#define OBJ_S_C_MAXRECTYP 7	/*VAX Last assigned record type		*/
#define EOBJ_S_C_EMH 8		/*EVAX module header record		*/
#define EOBJ_S_C_EEOM 9		/*EVAX end of module record		*/
#define EOBJ_S_C_EGSD 10	/*EVAX global symbol definition record  */
#define EOBJ_S_C_ETIR 11	/*EVAX text information record		*/
#define EOBJ_S_C_EDBG 12	/*EVAX Debugger information record	*/
#define EOBJ_S_C_ETBT 13	/*EVAX Traceback information record	*/
#define EOBJ_S_C_MAXRECTYP 13	/*EVAX Last assigned record type	*/
#define OBJ_S_K_SUBTYP 1
#define OBJ_S_C_SUBTYP 1
#define EOBJ_S_K_SUBTYP 4
#define EOBJ_S_C_SUBTYP 4
#define OBJ_S_C_MAXRECSIZ 2048	/*Maximum legal record size         */
#define EOBJ_S_C_MAXRECSIZ 8192 /*Maximum legal record size         */
#define OBJ_S_C_STRLVL 0	/*Structure level                   */
#define EOBJ_S_C_STRLVL 2	/*Structure level                   */
#define OBJ_S_C_SYMSIZ 31	/*Maximum symbol length		*/
#define EOBJ_S_C_SYMSIZ 64	/*Maximum symbol length		*/
#define EOBJ_S_C_SECSIZ 31	/*Maximum section name length		*/
#define OBJ_S_C_STOREPLIM -1	/*Maximum repeat count on store commands  */
#define EOBJ_S_C_STOREPLIM -1	/*Maximum repeat count on store commands  */
#define OBJ_S_C_PSCALILIM 9	/*Maximum p-sect alignment          */
#define EOBJ_S_C_PSCALILIM 16	/*Maximum p-sect alignment          */

#define EVAX_OFFSET	256	/*type offset for EVAX codes in switch  */
/* Miscellaneous definitions.  */

#if __GNUC__
typedef unsigned long long uquad;
#else
typedef unsigned long uquad;
#endif

#define MAX_OUTREC_SIZE 4096
#define MIN_OUTREC_LUFT 64

typedef struct _vms_section {
  unsigned char *contents;
  bfd_vma offset;
  bfd_size_type size;
  struct _vms_section *next;
} vms_section;

extern vms_section *_bfd_get_vms_section PARAMS ((bfd *abfd, int index));

typedef struct _vms_reloc {
  struct _vms_reloc *next;
  arelent *reloc;
  asection *section;
} vms_reloc;

/* vms module header  */

struct hdr_struc {
  int hdr_b_strlvl;
  long hdr_l_arch1;
  long hdr_l_arch2;
  long hdr_l_recsiz;
  char *hdr_t_name;
  char *hdr_t_version;
  char *hdr_t_date;
  char *hdr_c_lnm;
  char *hdr_c_src;
  char *hdr_c_ttl;
};

/* vms end of module  */

struct eom_struc {
  long eom_l_total_lps;
  unsigned char eom_b_comcod;
  bfd_boolean eom_has_transfer;
  unsigned char eom_b_tfrflg;
  long eom_l_psindx;
  long eom_l_tfradr;
};

enum file_format_enum { FF_UNKNOWN, FF_FOREIGN, FF_NATIVE, FF_VAX };

typedef struct vms_symbol_struct {
  struct bfd_hash_entry bfd_hash;
  asymbol *symbol;
} vms_symbol_entry;

/* stack value for push/pop commands  */

struct stack_struct {
  uquad value;
  int psect;
};
#define STACKSIZE 8192

/* location stack definitions for CTL_DFLOC, CTL_STLOC, and CTL_STKDL  */

struct location_struct {
  unsigned long value;
  int psect;
};
#define LOCATION_SAVE_SIZE 32

#define VMS_SECTION_COUNT 1024

struct vms_private_data_struct {
  int is_vax;
  bfd_boolean fixup_done;		/* Flag to indicate if all
					   section pointers and PRIV(sections)
					   are set up correctly  */
  unsigned char *vms_buf;		/* buffer to record  */
  int buf_size;				/* max size of buffer  */
  unsigned char *vms_rec;		/* actual record ptr  */
  int rec_length;			/* remaining record length  */
  int rec_size;				/* actual record size  */
  int rec_type;				/* actual record type  */
  enum file_format_enum file_format;

  struct hdr_struc hdr_data;		/* data from HDR/EMH record  */
  struct eom_struc eom_data;		/* data from EOM/EEOM record  */
  unsigned int section_count;		/* # of sections in following array  */
  asection **sections;			/* array of GSD/EGSD sections  */
  int gsd_sym_count;			/* # of GSD/EGSD symbols  */
  asymbol **symbols;			/* vector of GSD/EGSD symbols  */
  struct proc_value *procedure;

  struct stack_struct *stack;
  int stackptr;

  vms_section *vms_section_table[VMS_SECTION_COUNT];

  struct bfd_hash_table *vms_symbol_table;
  struct bfd_symbol **symcache;
  int symnum;

  struct location_struct *location_stack;

  asection *image_section;		/* section for image_ptr  */
  unsigned char *image_ptr;		/* a pointer to section->contents */

  unsigned char pdsc[8];		/* procedure descriptor */

  /* Output routine storage  */

  unsigned char *output_buf;		/* output data  */
  int push_level;
  int pushed_size;
  int length_pos;
  int output_size;
  int output_alignment;

  /* linkage index counter
   used by conditional store commands (ETIR_S_C_STC_)  */

  int vms_linkage_index;

  /* see tc-alpha.c of gas for a description.  */
  int flag_hash_long_names;	/* -+, hash instead of truncate */
  int flag_show_after_trunc;	/* -H, show hashing/truncation */
};

#define PRIV(name)	((struct vms_private_data_struct *)abfd->tdata.any)->name

#define SECTION_NAME_TEMPLATE "__SEC__%d"

#if VMS_DEBUG
extern void _bfd_vms_debug PARAMS((int level, char *format, ...));
extern void _bfd_hexdump
  PARAMS ((int level, unsigned char *ptr, int size, int offset));

#define vms_debug _bfd_vms_debug
#endif

extern struct bfd_hash_entry *_bfd_vms_hash_newfunc
  PARAMS ((struct bfd_hash_entry *entry, struct bfd_hash_table *table,
	   const char *string));
extern void _bfd_vms_get_header_values
  PARAMS ((bfd *abfd, unsigned char *buf, int *type, int *length));
extern int _bfd_vms_get_record PARAMS ((bfd *abfd));
extern int _bfd_vms_next_record PARAMS ((bfd *abfd));

extern char *_bfd_vms_save_sized_string PARAMS ((unsigned char *str, int size));
extern char *_bfd_vms_save_counted_string PARAMS ((unsigned char *ptr));
extern void _bfd_vms_push PARAMS ((bfd *abfd, uquad val, int psect));
extern uquad _bfd_vms_pop PARAMS ((bfd *abfd, int *psect));

extern bfd_boolean _bfd_save_vms_section
  PARAMS ((bfd *abfd, asection *section, const PTR data, file_ptr offset,
	   bfd_size_type count));
extern void _bfd_vms_output_begin
  PARAMS ((bfd *abfd, int rectype, int rechead));
extern void _bfd_vms_output_alignment PARAMS ((bfd *abfd, int alignto));
extern void _bfd_vms_output_push PARAMS ((bfd *abfd));
extern void _bfd_vms_output_pop PARAMS ((bfd *abfd));
extern void _bfd_vms_output_flush PARAMS ((bfd *abfd));
extern void _bfd_vms_output_end PARAMS ((bfd *abfd));
extern int _bfd_vms_output_check PARAMS ((bfd *abfd, int size));
extern void _bfd_vms_output_byte PARAMS ((bfd *abfd, unsigned int value));
extern void _bfd_vms_output_short PARAMS ((bfd *abfd, unsigned int value));
extern void _bfd_vms_output_long PARAMS ((bfd *abfd, unsigned long value));
extern void _bfd_vms_output_quad PARAMS ((bfd *abfd, uquad value));
extern void _bfd_vms_output_counted PARAMS ((bfd *abfd, char *value));
extern void _bfd_vms_output_dump PARAMS ((bfd *abfd, unsigned char *data,
					   int length));
extern void _bfd_vms_output_fill PARAMS ((bfd *abfd, int value, int length));
extern char *_bfd_vms_length_hash_symbol PARAMS ((bfd *abfd, const char *in, int maxlen));

extern vms_symbol_entry *_bfd_vms_enter_symbol PARAMS ((bfd *abfd, char *name));

#endif /* VMS_H */