osprey/cygnus/bfd/vms.h

Go to the documentation of this file.

#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 */

---