[binutils.git] / bfd / evax.h

/* evax.h -- Header file for ALPHA EVAX (openVMS/Alpha) support.
   Copyright 1996, 1997 Free Software Foundation, Inc.

   Written by Klaus K"ampf ([email protected])
   of proGIS Softwareentwicklung, Aachen, Germany

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 EVAX_H
#define EVAX_H

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

#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    */

/* EVAX Global symbol definition record (EGSD).  */

#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 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 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

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

#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	*/

/* evax-alpha.c.  */

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

/* evax-egsd.c.  */

extern int _bfd_evax_slurp_egsd PARAMS ((bfd *abfd));
extern int _bfd_evax_write_egsd PARAMS ((bfd *abfd));

/* evax-emh.c.  */

extern int _bfd_evax_slurp_emh PARAMS ((bfd *abfd));
extern int _bfd_evax_write_emh PARAMS ((bfd *abfd));
extern int _bfd_evax_slurp_eeom PARAMS ((bfd *abfd));
extern int _bfd_evax_write_eeom PARAMS ((bfd *abfd));

/* evax-etir.c.  */

extern int _bfd_evax_slurp_etir PARAMS ((bfd *abfd));
extern int _bfd_evax_slurp_edbg PARAMS ((bfd *abfd));
extern int _bfd_evax_slurp_etbt PARAMS ((bfd *abfd));

extern int _bfd_evax_write_etir PARAMS ((bfd *abfd));
extern int _bfd_evax_write_etbt PARAMS ((bfd *abfd));
extern int _bfd_evax_write_edbg PARAMS ((bfd *abfd));

/* 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 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     /*Last assigned record type         */
#define EOBJ_S_K_SUBTYP 4
#define EOBJ_S_C_SUBTYP 4
#define EOBJ_S_C_MAXRECSIZ 8192   /*Maximum legal record size         */
#define EOBJ_S_C_STRLVL 2         /*Structure level                   */
#define EOBJ_S_C_SYMSIZ 64        /*Maxymum symbol length             */
#define EOBJ_S_C_STOREPLIM -1     /*Maximum repeat count on store commands  */
#define EOBJ_S_C_PSCALILIM 16     /*Maximum p-sect alignment          */

/* 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 _evax_section {
  unsigned char *contents;
  bfd_vma offset;
  bfd_size_type size;
  struct _evax_section *next;
} evax_section;

extern boolean _bfd_save_evax_section
  PARAMS ((bfd *abfd, asection *section, PTR data, file_ptr offset,
	   bfd_size_type count));
extern evax_section *_bfd_get_evax_section PARAMS ((bfd *abfd, int index));

typedef struct _evax_reloc {
  struct _evax_reloc *next;
  arelent *reloc;
  asection *section;
} evax_reloc;

/* evax module header  */

struct emh_struc {
  int emh_b_strlvl;
  long emh_l_arch1;
  long emh_l_arch2;
  long emh_l_recsiz;
  char *emh_t_name;
  char *emh_t_version;
  char *emh_t_date;
  char *emh_c_lnm;
  char *emh_c_src;
  char *emh_c_ttl;
};


/* evax end of module  */

struct eeom_struc {
  long eeom_l_total_lps;
  unsigned char eeom_b_comcod;
  boolean eeom_has_transfer;
  unsigned char eeom_b_tfrflg;
  long eeom_l_psindx;
  long eeom_l_tfradr;
};

enum file_format_enum { FF_UNKNOWN, FF_FOREIGN, FF_NATIVE };

typedef struct evax_symbol_struct {
  struct bfd_hash_entry bfd_hash;
  asymbol *symbol;
} evax_symbol_entry;

/* stack value for push/pop commands  */

struct stack_struct {
  uquad value;
  int psect;
};
#define STACKSIZE 50

/* 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 EVAX_SECTION_COUNT 32

struct evax_private_data_struct {
  boolean fixup_done;			/* Flag to indicate if all
					   section pointers and PRIV(sections)
					   are set up correctly  */
  unsigned char *evax_buf;		/* buffer to record  */
  int buf_size;				/* max size of buffer  */
  unsigned char *evax_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 emh_struc emh_data;		/* data from EMH record  */
  struct eeom_struc eeom_data;		/* data from EEOM record  */
  int egsd_sec_count;			/* # of EGSD sections  */
  asection **sections;			/* vector of EGSD sections  */
  int egsd_sym_count;			/* # of EGSD symbols  */
  asymbol **symbols;			/* vector of EGSD symbols  */
  struct proc_value *procedure;

  struct stack_struct *stack;
  int stackptr;

  evax_section *evax_section_table[EVAX_SECTION_COUNT];

  struct bfd_hash_table *evax_symbol_table;
  struct symbol_cache_entry **symcache;
  int symnum;

  struct location_struct *location_stack;

  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 evax_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 evax_private_data_struct *)abfd->tdata.any)->name

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

#define evax_debug _bfd_evax_debug

#endif

extern struct bfd_hash_entry *_bfd_evax_hash_newfunc
  PARAMS ((struct bfd_hash_entry *entry, struct bfd_hash_table *table,
	   const char *string));
extern void _bfd_evax_get_header_values
  PARAMS ((bfd *abfd, unsigned char *buf, int *type, int *length));
extern int _bfd_evax_get_record PARAMS ((bfd *abfd));
extern int _bfd_evax_next_record PARAMS ((bfd *abfd));

extern char *_bfd_evax_save_sized_string PARAMS ((char *str, int size));
extern char *_bfd_evax_save_counted_string PARAMS ((char *ptr));
extern void _bfd_evax_push PARAMS ((bfd *abfd, uquad val, int psect));
extern uquad _bfd_evax_pop PARAMS ((bfd *abfd, int *psect));

extern boolean _bfd_save_evax_section
  PARAMS ((bfd *abfd, asection *section, PTR data, file_ptr offset,
	   bfd_size_type count));
extern void _bfd_evax_output_begin
  PARAMS ((bfd *abfd, int rectype, int rechead));
extern void _bfd_evax_output_alignment PARAMS ((bfd *abfd, int alignto));
extern void _bfd_evax_output_push PARAMS ((bfd *abfd));
extern void _bfd_evax_output_pop PARAMS ((bfd *abfd));
extern void _bfd_evax_output_flush PARAMS ((bfd *abfd));
extern void _bfd_evax_output_end PARAMS ((bfd *abfd));
extern int _bfd_evax_output_check PARAMS ((bfd *abfd, int size));
extern void _bfd_evax_output_byte PARAMS ((bfd *abfd, unsigned int value));
extern void _bfd_evax_output_short PARAMS ((bfd *abfd, unsigned int value));
extern void _bfd_evax_output_long PARAMS ((bfd *abfd, unsigned long value));
extern void _bfd_evax_output_quad PARAMS ((bfd *abfd, uquad value));
extern void _bfd_evax_output_counted PARAMS ((bfd *abfd, char *value));
extern void _bfd_evax_output_dump PARAMS ((bfd *abfd, unsigned char *data,
					   int length));
extern void _bfd_evax_output_fill PARAMS ((bfd *abfd, int value, int length));
extern char *_bfd_evax_length_hash_symbol PARAMS ((bfd *abfd, const char *in));

#endif /* EVAX_H */
Commit	Line	Data
8696b2db ILT	1	/* evax.h -- Header file for ALPHA EVAX (openVMS/Alpha) support.
	2	Copyright 1996, 1997 Free Software Foundation, Inc.
	3
	4	Written by Klaus K"ampf ([email protected])
c3d8e071 ILT	5	of proGIS Softwareentwicklung, Aachen, Germany
	6
	7	This file is part of BFD, the Binary File Descriptor library.
	8
	9	This program is free software; you can redistribute it and/or modify
	10	it under the terms of the GNU General Public License as published by
	11	the Free Software Foundation; either version 2 of the License, or
	12	(at your option) any later version.
	13
	14	This program is distributed in the hope that it will be useful,
	15	but WITHOUT ANY WARRANTY; without even the implied warranty of
	16	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	17	GNU General Public License for more details.
	18
	19	You should have received a copy of the GNU General Public License
	20	along with this program; if not, write to the Free Software
	21	Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
	22
	23	#ifndef EVAX_H
	24	#define EVAX_H
	25
	26	/* EVAX Text, information and relocation record (ETIR) definitions. */
	27
	28	#define ETIR_S_C_MINSTACOD 0 /* Minimum store code */
	29	#define ETIR_S_C_STA_GBL 0 /* Stack global symbol value */
	30	#define ETIR_S_C_STA_LW 1 /* Stack longword */
	31	#define ETIR_S_C_STA_QW 2 /* Stack quadword */
	32	#define ETIR_S_C_STA_PQ 3 /* Stack psect base plus quadword offset */
	33	#define ETIR_S_C_STA_LI 4 /* Stack literal */
	34	#define ETIR_S_C_STA_MOD 5 /* Stack module */
	35	#define ETIR_S_C_STA_CKARG 6 /* Check Arguments */
	36	#define ETIR_S_C_MAXSTACOD 6 /* Maximum stack code */
	37	#define ETIR_S_C_MINSTOCOD 50 /* Minimum store code */
	38	#define ETIR_S_C_STO_B 50 /* Store byte */
	39	#define ETIR_S_C_STO_W 51 /* Store word */
	40	#define ETIR_S_C_STO_LW 52 /* Store longword */
	41	#define ETIR_S_C_STO_QW 53 /* Store quadword */
	42	#define ETIR_S_C_STO_IMMR 54 /* Store immediate Repeated */
	43	#define ETIR_S_C_STO_GBL 55 /* Store global */
	44	#define ETIR_S_C_STO_CA 56 /* Store code address */
	45	#define ETIR_S_C_STO_RB 57 /* Store relative branch */
	46	#define ETIR_S_C_STO_AB 58 /* Store absolute branch */
	47	#define ETIR_S_C_STO_OFF 59 /* Store offset within psect */
	48	#define ETIR_S_C_STO_IMM 61 /* Store immediate */
	49	#define ETIR_S_C_STO_GBL_LW 62 /* Store global Longword */
	50	#define ETIR_S_C_STO_LP_PSB 63 /* STO_LP_PSB not valid in level 2 use STC_LP_PSB */
	51	#define ETIR_S_C_STO_HINT_GBL 64 /* Store 14 bit HINT at global address */
	52	#define ETIR_S_C_STO_HINT_PS 65 /* Store 14 bit HINT at psect + offset */
	53	#define ETIR_S_C_MAXSTOCOD 65 /* Maximum store code */
	54	#define ETIR_S_C_MINOPRCOD 100 /* Minimum operate code */
	55	#define ETIR_S_C_OPR_NOP 100 /* No-op */
	56	#define ETIR_S_C_OPR_ADD 101 /* Add */
	57	#define ETIR_S_C_OPR_SUB 102 /* Subtract */
	58	#define ETIR_S_C_OPR_MUL 103 /* Multiply */
	59	#define ETIR_S_C_OPR_DIV 104 /* Divide */
	60	#define ETIR_S_C_OPR_AND 105 /* Logical AND */
	61	#define ETIR_S_C_OPR_IOR 106 /* Logical inclusive OR */
	62	#define ETIR_S_C_OPR_EOR 107 /* Logical exclusive OR */
	63	#define ETIR_S_C_OPR_NEG 108 /* Negate */
	64	#define ETIR_S_C_OPR_COM 109 /* Complement */
	65	#define ETIR_S_C_OPR_INSV 110 /* Insert bit field */
	66	#define ETIR_S_C_OPR_ASH 111 /* Arithmetic shift */
	67	#define ETIR_S_C_OPR_USH 112 /* Unsigned shift */
	68	#define ETIR_S_C_OPR_ROT 113 /* Rotate */
69	#define ETIR_S_C_OPR_SEL 114 /* Select one of three longwords on top of stack */
70	#define ETIR_S_C_OPR_REDEF 115 /* Redefine this symbol after pass 2 */
71	#define ETIR_S_C_OPR_DFLIT 116 /* Define a literal */
72	#define ETIR_S_C_MAXOPRCOD 116 /* Maximum operate code */
73	#define ETIR_S_C_MINCTLCOD 150 /* Minimum control code */
74	#define ETIR_S_C_CTL_SETRB 150 /* Set relocation base */
75	#define ETIR_S_C_CTL_AUGRB 151 /* Augment relocation base */
76	#define ETIR_S_C_CTL_DFLOC 152 /* Define debug location */
77	#define ETIR_S_C_CTL_STLOC 153 /* Set debug location */
78	#define ETIR_S_C_CTL_STKDL 154 /* Stack debug location */
79	#define ETIR_S_C_MAXCTLCOD 154 /* Maximum control code */
80	#define ETIR_S_C_MINSTCCOD 200 /* Minimum store-conditional code */
81	#define ETIR_S_C_STC_LP 200 /* Store-conditional Linkage Pair */
82	#define ETIR_S_C_STC_LP_PSB 201 /* Store-conditional Linkage Pair with Procedure Signature */
83	#define ETIR_S_C_STC_GBL 202 /* Store-conditional Address at global address */
84	#define ETIR_S_C_STC_GCA 203 /* Store-conditional Code Address at global address */
85	#define ETIR_S_C_STC_PS 204 /* Store-conditional Address at psect + offset */
86	#define ETIR_S_C_STC_NOP_GBL 205 /* Store-conditional NOP at address of global */
87	#define ETIR_S_C_STC_NOP_PS 206 /* Store-conditional NOP at pect + offset */
88	#define ETIR_S_C_STC_BSR_GBL 207 /* Store-conditional BSR at global address */
89	#define ETIR_S_C_STC_BSR_PS 208 /* Store-conditional BSR at pect + offset */
90	#define ETIR_S_C_STC_LDA_GBL 209 /* Store-conditional LDA at global address */
91	#define ETIR_S_C_STC_LDA_PS 210 /* Store-conditional LDA at psect + offset */
92	#define ETIR_S_C_STC_BOH_GBL 211 /* Store-conditional BSR or Hint at global address */
93	#define ETIR_S_C_STC_BOH_PS 212 /* Store-conditional BSR or Hint at pect + offset */
94	#define ETIR_S_C_STC_NBH_GBL 213 /* Store-conditional NOP,BSR or HINT at global address */
95	#define ETIR_S_C_STC_NBH_PS 214 /* Store-conditional NOP,BSR or HINT at psect + offset */
96	#define ETIR_S_C_MAXSTCCOD 214 /* Maximum store-conditional code */
97
98	/* EVAX Global symbol definition record (EGSD). */
99
100	#define EGSD_S_K_ENTRIES 2 /* Offset to first entry in record */
101	#define EGSD_S_C_ENTRIES 2 /* Offset to first entry in record */
102	#define EGSD_S_C_PSC 0 /* Psect definition */
103	#define EGSD_S_C_SYM 1 /* Symbol specification */
104	#define EGSD_S_C_IDC 2 /* Random entity check */
105	#define EGSD_S_C_SPSC 5 /* Shareable image psect definition */
106	#define EGSD_S_C_SYMV 6 /* Vectored (dual-valued) versions of SYM, */
107	#define EGSD_S_C_SYMM 7 /* Masked versions of SYM, */
108	#define EGSD_S_C_SYMG 8 /* EGST - gst version of SYM */
109	#define EGSD_S_C_MAXRECTYP 8 /* Maximum entry type defined */
110
111	#define EGPS_S_V_PIC 0x0001
112	#define EGPS_S_V_LIB 0x0002
113	#define EGPS_S_V_OVR 0x0004
114	#define EGPS_S_V_REL 0x0008
115	#define EGPS_S_V_GBL 0x0010
116	#define EGPS_S_V_SHR 0x0020
117	#define EGPS_S_V_EXE 0x0040
118	#define EGPS_S_V_RD 0x0080
119	#define EGPS_S_V_WRT 0x0100
120	#define EGPS_S_V_VEC 0x0200
121	#define EGPS_S_V_NOMOD 0x0400
122	#define EGPS_S_V_COM 0x0800
123
124	#define EGSY_S_V_WEAK 0x0001
125	#define EGSY_S_V_DEF 0x0002
126	#define EGSY_S_V_UNI 0x0004
127	#define EGSY_S_V_REL 0x0008
128	#define EGSY_S_V_COMM 0x0010
129	#define EGSY_S_V_VECEP 0x0020
130	#define EGSY_S_V_NORM 0x0040
131
132	/* EVAX Module header record (EMH) definitions. */
133
134	#define EMH_S_C_MHD 0 /* Main header record */
135	#define EMH_S_C_LNM 1 /* Language name and version */
136	#define EMH_S_C_SRC 2 /* Source file specification */
137	#define EMH_S_C_TTL 3 /* Title text of module */
138	#define EMH_S_C_CPR 4 /* Copyright notice */
139	#define EMH_S_C_MTC 5 /* Maintenance status */
140	#define EMH_S_C_GTX 6 /* General text */
141	#define EMH_S_C_MAXHDRTYP 6 /* Maximum allowable type */
142
143	/* evax-alpha.c. */
144
145	extern asymbol _bfd_evax_make_empty_symbol PARAMS ((bfd abfd));
146
147	/* evax-egsd.c. */
148
149	extern int _bfd_evax_slurp_egsd PARAMS ((bfd *abfd));
150	extern int _bfd_evax_write_egsd PARAMS ((bfd *abfd));
151
152	/* evax-emh.c. */
153
154	extern int _bfd_evax_slurp_emh PARAMS ((bfd *abfd));
155	extern int _bfd_evax_write_emh PARAMS ((bfd *abfd));
156	extern int _bfd_evax_slurp_eeom PARAMS ((bfd *abfd));
157	extern int _bfd_evax_write_eeom PARAMS ((bfd *abfd));
158
159	/* evax-etir.c. */
160
161	extern int _bfd_evax_slurp_etir PARAMS ((bfd *abfd));
162	extern int _bfd_evax_slurp_edbg PARAMS ((bfd *abfd));
163	extern int _bfd_evax_slurp_etbt PARAMS ((bfd *abfd));
164
165	extern int _bfd_evax_write_etir PARAMS ((bfd *abfd));
166	extern int _bfd_evax_write_etbt PARAMS ((bfd *abfd));
167	extern int _bfd_evax_write_edbg PARAMS ((bfd *abfd));
168
169	/* The r_type field in a reloc is one of the following values. */
170	#define ALPHA_R_IGNORE 0
171	#define ALPHA_R_REFQUAD 1
172	#define ALPHA_R_BRADDR 2
173	#define ALPHA_R_HINT 3
174	#define ALPHA_R_SREL16 4
175	#define ALPHA_R_SREL32 5
176	#define ALPHA_R_SREL64 6
177	#define ALPHA_R_OP_PUSH 7
178	#define ALPHA_R_OP_STORE 8
179	#define ALPHA_R_OP_PSUB 9
180	#define ALPHA_R_OP_PRSHIFT 10
181	#define ALPHA_R_LINKAGE 11
8612a388	182	#define ALPHA_R_REFLONG 12
8696b2db	183	#define ALPHA_R_CODEADDR 13
c3d8e071 ILT	184
	185	/* Object language definitions. */
	186
	187	#define EOBJ_S_C_EMH 8 /EVAX module header record /
	188	#define EOBJ_S_C_EEOM 9 /EVAX end of module record /
	189	#define EOBJ_S_C_EGSD 10 /EVAX global symbol definition record /
	190	#define EOBJ_S_C_ETIR 11 /EVAX text information record /
	191	#define EOBJ_S_C_EDBG 12 /EVAX Debugger information record /
	192	#define EOBJ_S_C_ETBT 13 /EVAX Traceback information record /
	193	#define EOBJ_S_C_MAXRECTYP 13 /Last assigned record type /
	194	#define EOBJ_S_K_SUBTYP 4
	195	#define EOBJ_S_C_SUBTYP 4
	196	#define EOBJ_S_C_MAXRECSIZ 8192 /Maximum legal record size /
	197	#define EOBJ_S_C_STRLVL 2 /Structure level /
	198	#define EOBJ_S_C_SYMSIZ 64 /Maxymum symbol length /
	199	#define EOBJ_S_C_STOREPLIM -1 /Maximum repeat count on store commands /
	200	#define EOBJ_S_C_PSCALILIM 16 /Maximum p-sect alignment /
	201
	202	/* Miscellaneous definitions. */
	203
	204	#if __GNUC__
	205	typedef unsigned long long uquad;
	206	#else
	207	typedef unsigned long uquad;
	208	#endif
	209
	210	#define MAX_OUTREC_SIZE 4096
	211	#define MIN_OUTREC_LUFT 64
	212
	213	typedef struct _evax_section {
	214	unsigned char *contents;
	215	bfd_vma offset;
	216	bfd_size_type size;
	217	struct _evax_section *next;
	218	} evax_section;
	219
	220	extern boolean _bfd_save_evax_section
	221	PARAMS ((bfd abfd, asection section, PTR data, file_ptr offset,
	222	bfd_size_type count));
	223	extern evax_section _bfd_get_evax_section PARAMS ((bfd abfd, int index));
	224
	225	typedef struct _evax_reloc {
	226	struct _evax_reloc *next;
	227	arelent *reloc;
	228	asection *section;
	229	} evax_reloc;
	230
	231	/* evax module header */
	232
	233	struct emh_struc {
	234	int emh_b_strlvl;
	235	long emh_l_arch1;
	236	long emh_l_arch2;
	237	long emh_l_recsiz;
	238	char *emh_t_name;
	239	char *emh_t_version;
	240	char *emh_t_date;
	241	char *emh_c_lnm;
	242	char *emh_c_src;
	243	char *emh_c_ttl;
	244	};
	245
	246
	247	/* evax end of module */
248
249	struct eeom_struc {
250	long eeom_l_total_lps;
251	unsigned char eeom_b_comcod;
252	boolean eeom_has_transfer;
253	unsigned char eeom_b_tfrflg;
254	long eeom_l_psindx;
255	long eeom_l_tfradr;
256	};
257
258	enum file_format_enum { FF_UNKNOWN, FF_FOREIGN, FF_NATIVE };
259
260	typedef struct evax_symbol_struct {
261	struct bfd_hash_entry bfd_hash;
262	asymbol *symbol;
263	} evax_symbol_entry;
264
265	/* stack value for push/pop commands */
266
267	struct stack_struct {
268	uquad value;
269	int psect;
270	};
271	#define STACKSIZE 50
272
273	/* location stack definitions for CTL_DFLOC, CTL_STLOC, and CTL_STKDL */
274
275	struct location_struct {
276	unsigned long value;
277	int psect;
278	};
279	#define LOCATION_SAVE_SIZE 32
280
281	#define EVAX_SECTION_COUNT 32
282
283	struct evax_private_data_struct {
c3d8e071 ILT	284	boolean fixup_done; /* Flag to indicate if all
	285	section pointers and PRIV(sections)
	286	are set up correctly */
	287	unsigned char evax_buf; / buffer to record */
	288	int buf_size; /* max size of buffer */
	289	unsigned char evax_rec; / actual record ptr */
	290	int rec_length; /* remaining record length */
	291	int rec_size; /* actual record size */
	292	int rec_type; /* actual record type */
	293	enum file_format_enum file_format;
	294
	295	struct emh_struc emh_data; /* data from EMH record */
	296	struct eeom_struc eeom_data; /* data from EEOM record */
	297	int egsd_sec_count; /* # of EGSD sections */
	298	asection *sections; / vector of EGSD sections */
	299	int egsd_sym_count; /* # of EGSD symbols */
	300	asymbol *symbols; / vector of EGSD symbols */
	301	struct proc_value *procedure;
	302
	303	struct stack_struct *stack;
	304	int stackptr;
	305
	306	evax_section *evax_section_table[EVAX_SECTION_COUNT];
c3d8e071 ILT	307
	308	struct bfd_hash_table *evax_symbol_table;
	309	struct symbol_cache_entry **symcache;
	310	int symnum;
	311
	312	struct location_struct *location_stack;
	313
	314	unsigned char image_ptr; / a pointer to section->contents */
	315
	316	unsigned char pdsc[8]; /* procedure descriptor */
	317
	318	/* Output routine storage */
	319
	320	unsigned char output_buf; / output data */
	321	int push_level;
	322	int pushed_size;
	323	int length_pos;
	324	int output_size;
	325	int output_alignment;
	326
	327	/* linkage index counter
	328	used by conditional store commands (ETIR_S_C_STC_) */
	329
	330	int evax_linkage_index;
	331
bf53bd9f	332	/* see tc-alpha.c of gas for a description. */
8696b2db ILT	333	int flag_hash_long_names; /* -+, hash instead of truncate */
8696b2db ILT	334	int flag_show_after_trunc; /* -H, show hashing/truncation */
c3d8e071 ILT	335	};
	336
	337	#define PRIV(name) ((struct evax_private_data_struct *)abfd->tdata.any)->name
	338
	339	#if EVAX_DEBUG
	340	extern void _bfd_evax_debug PARAMS((int level, char *format, ...));
	341	extern void _bfd_hexdump
	342	PARAMS ((int level, unsigned char *ptr, int size, int offset));
	343
	344	#define evax_debug _bfd_evax_debug
	345
	346	#endif
	347
	348	extern struct bfd_hash_entry *_bfd_evax_hash_newfunc
	349	PARAMS ((struct bfd_hash_entry entry, struct bfd_hash_table table,
	350	const char *string));
	351	extern void _bfd_evax_get_header_values
	352	PARAMS ((bfd abfd, unsigned char buf, int type, int length));
	353	extern int _bfd_evax_get_record PARAMS ((bfd *abfd));
	354	extern int _bfd_evax_next_record PARAMS ((bfd *abfd));
	355
	356	extern char _bfd_evax_save_sized_string PARAMS ((char str, int size));
	357	extern char _bfd_evax_save_counted_string PARAMS ((char ptr));
	358	extern void _bfd_evax_push PARAMS ((bfd *abfd, uquad val, int psect));
	359	extern uquad _bfd_evax_pop PARAMS ((bfd abfd, int psect));
	360
	361	extern boolean _bfd_save_evax_section
	362	PARAMS ((bfd abfd, asection section, PTR data, file_ptr offset,
	363	bfd_size_type count));
	364	extern void _bfd_evax_output_begin
	365	PARAMS ((bfd *abfd, int rectype, int rechead));
	366	extern void _bfd_evax_output_alignment PARAMS ((bfd *abfd, int alignto));
	367	extern void _bfd_evax_output_push PARAMS ((bfd *abfd));
	368	extern void _bfd_evax_output_pop PARAMS ((bfd *abfd));
	369	extern void _bfd_evax_output_flush PARAMS ((bfd *abfd));
	370	extern void _bfd_evax_output_end PARAMS ((bfd *abfd));
	371	extern int _bfd_evax_output_check PARAMS ((bfd *abfd, int size));
	372	extern void _bfd_evax_output_byte PARAMS ((bfd *abfd, unsigned int value));
	373	extern void _bfd_evax_output_short PARAMS ((bfd *abfd, unsigned int value));
	374	extern void _bfd_evax_output_long PARAMS ((bfd *abfd, unsigned long value));
	375	extern void _bfd_evax_output_quad PARAMS ((bfd *abfd, uquad value));
	376	extern void _bfd_evax_output_counted PARAMS ((bfd abfd, char value));
	377	extern void _bfd_evax_output_dump PARAMS ((bfd abfd, unsigned char data,
	378	int length));
	379	extern void _bfd_evax_output_fill PARAMS ((bfd *abfd, int value, int length));
8696b2db	380	extern char _bfd_evax_length_hash_symbol PARAMS ((bfd abfd, const char *in));
c3d8e071 ILT	381
c3d8e071 ILT	382	#endif /* EVAX_H */