bfd/vms.h

   1 /* vms.h -- Header file for VMS (Alpha and Vax) support.
   2    Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2007,
   3    2008, 2009 Free Software Foundation, Inc.
   4
   5    Main header file.
   6
   7    Written by Klaus K"ampf (kkaempf@rmi.de)
   8
   9    This file is part of BFD, the Binary File Descriptor library.
  10
  11    This program is free software; you can redistribute it and/or modify
  12    it under the terms of the GNU General Public License as published by
  13    the Free Software Foundation; either version 3 of the License, or
  14    (at your option) any later version.
  15
  16    This program is distributed in the hope that it will be useful,
  17    but WITHOUT ANY WARRANTY; without even the implied warranty of
  18    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19    GNU General Public License for more details.
  20
  21    You should have received a copy of the GNU General Public License
  22    along with this program; if not, write to the Free Software
  23    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  24    MA 02110-1301, USA.  */
  25
  26 #undef vms
  27 #ifndef VMS_H
  28 #define VMS_H
  29
  30 /* Constants starting with 'Exxx_' are for openVMS/Alpha (EVAX object
  31    language).  */
  32
  33 #define VMS_BLOCK_SIZE  512
  34
  35 /* VMS Text Information and Relocation Records (TIR/ETIR).  */
  36
  37 #define TIR_S_C_STA_GBL         0
  38 #define TIR_S_C_STA_SB          1
  39 #define TIR_S_C_STA_SW          2
  40 #define TIR_S_C_STA_LW          3
  41 #define TIR_S_C_STA_PB          4
  42 #define TIR_S_C_STA_PW          5
  43 #define TIR_S_C_STA_PL          6
  44 #define TIR_S_C_STA_UB          7
  45 #define TIR_S_C_STA_UW          8
  46 #define TIR_S_C_STA_BFI         9
  47 #define TIR_S_C_STA_WFI         10
  48 #define TIR_S_C_STA_LFI         11
  49 #define TIR_S_C_STA_EPM         12
  50 #define TIR_S_C_STA_CKARG       13
  51 #define TIR_S_C_STA_WPB         14
  52 #define TIR_S_C_STA_WPW         15
  53 #define TIR_S_C_STA_WPL         16
  54 #define TIR_S_C_STA_LSY         17
  55 #define TIR_S_C_STA_LIT         18
  56 #define TIR_S_C_STA_LEPM        19
  57 #define TIR_S_C_MAXSTACOD       19
  58 #define TIR_S_C_MINSTOCOD       20
  59 #define TIR_S_C_STO_SB          20
  60 #define TIR_S_C_STO_SW          21
  61 #define TIR_S_C_STO_L           22
  62 #define TIR_S_C_STO_LW          22
  63 #define TIR_S_C_STO_BD          23
  64 #define TIR_S_C_STO_WD          24
  65 #define TIR_S_C_STO_LD          25
  66 #define TIR_S_C_STO_LI          26
  67 #define TIR_S_C_STO_PIDR        27
  68 #define TIR_S_C_STO_PICR        28
  69 #define TIR_S_C_STO_RSB         29
  70 #define TIR_S_C_STO_RSW         30
  71 #define TIR_S_C_STO_RL          31
  72 #define TIR_S_C_STO_VPS         32
  73 #define TIR_S_C_STO_USB         33
  74 #define TIR_S_C_STO_USW         34
  75 #define TIR_S_C_STO_RUB         35
  76 #define TIR_S_C_STO_RUW         36
  77 #define TIR_S_C_STO_B           37
  78 #define TIR_S_C_STO_W           38
  79 #define TIR_S_C_STO_RB          39
  80 #define TIR_S_C_STO_RW          40
  81 #define TIR_S_C_STO_RIVB        41
  82 #define TIR_S_C_STO_PIRR        42
  83 #define TIR_S_C_MAXSTOCOD       42
  84 #define TIR_S_C_MINOPRCOD       50
  85 #define TIR_S_C_OPR_NOP         50
  86 #define TIR_S_C_OPR_ADD         51
  87 #define TIR_S_C_OPR_SUB         52
  88 #define TIR_S_C_OPR_MUL         53
  89 #define TIR_S_C_OPR_DIV         54
  90 #define TIR_S_C_OPR_AND         55
  91 #define TIR_S_C_OPR_IOR         56
  92 #define TIR_S_C_OPR_EOR         57
  93 #define TIR_S_C_OPR_NEG         58
  94 #define TIR_S_C_OPR_COM         59
  95 #define TIR_S_C_OPR_INSV        60
  96 #define TIR_S_C_OPR_ASH         61
  97 #define TIR_S_C_OPR_USH         62
  98 #define TIR_S_C_OPR_ROT         63
  99 #define TIR_S_C_OPR_SEL         64
 100 #define TIR_S_C_OPR_REDEF       65
 101 #define TIR_S_C_OPR_DFLIT       66
 102 #define TIR_S_C_MAXOPRCOD       66
 103 #define TIR_S_C_MINCTLCOD       80
 104 #define TIR_S_C_CTL_SETRB       80
 105 #define TIR_S_C_CTL_AUGRB       81
 106 #define TIR_S_C_CTL_DFLOC       82
 107 #define TIR_S_C_CTL_STLOC       83
 108 #define TIR_S_C_CTL_STKDL       84
 109 #define TIR_S_C_MAXCTLCOD       84
 110
 111 #define ETIR_S_C_MINSTACOD 0            /* Minimum store code.          */
 112 #define ETIR_S_C_STA_GBL 0              /* Stack global symbol value.   */
 113 #define ETIR_S_C_STA_LW 1               /* Stack longword.              */
 114 #define ETIR_S_C_STA_QW 2               /* Stack quadword.              */
 115 #define ETIR_S_C_STA_PQ 3               /* Stack psect base + quadword off.  */
 116 #define ETIR_S_C_STA_LI 4               /* Stack literal.               */
 117 #define ETIR_S_C_STA_MOD 5              /* Stack module.                */
 118 #define ETIR_S_C_STA_CKARG 6            /* Check Arguments.             */
 119 #define ETIR_S_C_MAXSTACOD 6            /* Maximum stack code.          */
 120 #define ETIR_S_C_MINSTOCOD 50           /* Minimum store code.          */
 121 #define ETIR_S_C_STO_B 50               /* Store byte.                  */
 122 #define ETIR_S_C_STO_W 51               /* Store word.                  */
 123 #define ETIR_S_C_STO_LW 52              /* Store longword.              */
 124 #define ETIR_S_C_STO_QW 53              /* Store quadword.              */
 125 #define ETIR_S_C_STO_IMMR 54            /* Store immediate Repeated.    */
 126 #define ETIR_S_C_STO_GBL 55             /* Store global.                */
 127 #define ETIR_S_C_STO_CA 56              /* Store code address.          */
 128 #define ETIR_S_C_STO_RB 57              /* Store relative branch.       */
 129 #define ETIR_S_C_STO_AB 58              /* Store absolute branch.       */
 130 #define ETIR_S_C_STO_OFF 59             /* Store offset within psect.   */
 131 #define ETIR_S_C_STO_IMM 61             /* Store immediate.             */
 132 #define ETIR_S_C_STO_GBL_LW 62          /* Store global Longword.       */
 133 #define ETIR_S_C_STO_LP_PSB 63          /* STO_LP_PSB not valid in level 2 use STC_LP_PSB.  */
 134 #define ETIR_S_C_STO_HINT_GBL 64        /* Store 14 bit HINT at global address.  */
 135 #define ETIR_S_C_STO_HINT_PS 65         /* Store 14 bit HINT at psect + offset */
 136 #define ETIR_S_C_MAXSTOCOD 65           /* Maximum store code.          */
 137 #define ETIR_S_C_MINOPRCOD 100          /* Minimum operate code.        */
 138 #define ETIR_S_C_OPR_NOP 100            /* No-op.                       */
 139 #define ETIR_S_C_OPR_ADD 101            /* Add.                         */
 140 #define ETIR_S_C_OPR_SUB 102            /* Subtract.                    */
 141 #define ETIR_S_C_OPR_MUL 103            /* Multiply.                    */
 142 #define ETIR_S_C_OPR_DIV 104            /* Divide.                      */
 143 #define ETIR_S_C_OPR_AND 105            /* Logical AND.                 */
 144 #define ETIR_S_C_OPR_IOR 106            /* Logical inclusive OR.        */
 145 #define ETIR_S_C_OPR_EOR 107            /* Logical exclusive OR.        */
 146 #define ETIR_S_C_OPR_NEG 108            /* Negate.                      */
 147 #define ETIR_S_C_OPR_COM 109            /* Complement.                  */
 148 #define ETIR_S_C_OPR_INSV 110           /* Insert bit field.            */
 149 #define ETIR_S_C_OPR_ASH 111            /* Arithmetic shift.            */
 150 #define ETIR_S_C_OPR_USH 112            /* Unsigned shift.              */
 151 #define ETIR_S_C_OPR_ROT 113            /* Rotate.                      */
 152 #define ETIR_S_C_OPR_SEL 114            /* Select one of three longwords on top of stack.   */
 153 #define ETIR_S_C_OPR_REDEF 115          /* Redefine this symbol after pass 2.  */
 154 #define ETIR_S_C_OPR_DFLIT 116          /* Define a literal.            */
 155 #define ETIR_S_C_MAXOPRCOD 116          /* Maximum operate code.        */
 156 #define ETIR_S_C_MINCTLCOD 150          /* Minimum control code.        */
 157 #define ETIR_S_C_CTL_SETRB 150          /* Set relocation base.         */
 158 #define ETIR_S_C_CTL_AUGRB 151          /* Augment relocation base.     */
 159 #define ETIR_S_C_CTL_DFLOC 152          /* Define debug location.       */
 160 #define ETIR_S_C_CTL_STLOC 153          /* Set debug location.          */
 161 #define ETIR_S_C_CTL_STKDL 154          /* Stack debug location.        */
 162 #define ETIR_S_C_MAXCTLCOD 154          /* Maximum control code.        */
 163 #define ETIR_S_C_MINSTCCOD 200          /* Minimum store-conditional code.   */
 164 #define ETIR_S_C_STC_LP 200             /* Store-conditional Linkage Pair.   */
 165 #define ETIR_S_C_STC_LP_PSB 201         /* Store-conditional Linkage Pair with Procedure Signature.  */
 166 #define ETIR_S_C_STC_GBL 202            /* Store-conditional Address at global address.  */
 167 #define ETIR_S_C_STC_GCA 203            /* Store-conditional Code Address at global address.  */
 168 #define ETIR_S_C_STC_PS 204             /* Store-conditional Address at psect + offset.  */
 169 #define ETIR_S_C_STC_NOP_GBL 205        /* Store-conditional NOP at address of global.  */
 170 #define ETIR_S_C_STC_NOP_PS 206         /* Store-conditional NOP at pect + offset.  */
 171 #define ETIR_S_C_STC_BSR_GBL 207        /* Store-conditional BSR at global address.  */
 172 #define ETIR_S_C_STC_BSR_PS 208         /* Store-conditional BSR at pect + offset.  */
 173 #define ETIR_S_C_STC_LDA_GBL 209        /* Store-conditional LDA at global address.  */
 174 #define ETIR_S_C_STC_LDA_PS 210         /* Store-conditional LDA at psect + offset.  */
 175 #define ETIR_S_C_STC_BOH_GBL 211        /* Store-conditional BSR or Hint at global address.  */
 176 #define ETIR_S_C_STC_BOH_PS 212         /* Store-conditional BSR or Hint at pect + offset.  */
 177 #define ETIR_S_C_STC_NBH_GBL 213        /* Store-conditional NOP,BSR or HINT at global address.  */
 178 #define ETIR_S_C_STC_NBH_PS 214         /* Store-conditional NOP,BSR or HINT at psect + offset.  */
 179 #define ETIR_S_C_MAXSTCCOD 214          /* Maximum store-conditional code.   */
 180
 181 #define ETIR_S_C_HEADER_SIZE 4          /* Size of the header of a command */
 182
 183 /* VMS Global Symbol Directory Records (GSD/EGSD).  */
 184
 185 #define GSD_S_K_ENTRIES 1
 186 #define GSD_S_C_ENTRIES 1
 187 #define GSD_S_C_PSC     0
 188 #define GSD_S_C_SYM     1
 189 #define GSD_S_C_EPM     2
 190 #define GSD_S_C_PRO     3
 191 #define GSD_S_C_SYMW    4
 192 #define GSD_S_C_EPMW    5
 193 #define GSD_S_C_PROW    6
 194 #define GSD_S_C_IDC     7
 195 #define GSD_S_C_ENV     8
 196 #define GSD_S_C_LSY     9
 197 #define GSD_S_C_LEPM    10
 198 #define GSD_S_C_LPRO    11
 199 #define GSD_S_C_SPSC    12
 200 #define GSD_S_C_SYMV    13
 201 #define GSD_S_C_EPMV    14
 202 #define GSD_S_C_PROV    15
 203 #define GSD_S_C_MAXRECTYP       15
 204
 205 #define EGSD_S_K_ENTRIES 2      /* Offset to first entry in record.     */
 206 #define EGSD_S_C_ENTRIES 2      /* Offset to first entry in record.     */
 207 #define EGSD_S_C_PSC 0          /* Psect definition.                    */
 208 #define EGSD_S_C_SYM 1          /* Symbol specification.                */
 209 #define EGSD_S_C_IDC 2          /* Random entity check.                 */
 210 #define EGSD_S_C_SPSC 5         /* Shareable image psect definition.    */
 211 #define EGSD_S_C_SYMV 6         /* Vectored (dual-valued) versions of SYM.  */
 212 #define EGSD_S_C_SYMM 7         /* Masked versions of SYM.              */
 213 #define EGSD_S_C_SYMG 8         /* EGST - gst version of SYM.           */
 214 #define EGSD_S_C_MAXRECTYP 8    /* Maximum entry type defined.          */
 215
 216 /* Program Section Definition.  */
 217 #define GPS_S_M_PIC     1
 218 #define GPS_S_M_LIB     2
 219 #define GPS_S_M_OVR     4
 220 #define GPS_S_M_REL     8
 221 #define GPS_S_M_GBL     16
 222 #define GPS_S_M_SHR     32
 223 #define GPS_S_M_EXE     64
 224 #define GPS_S_M_RD      128
 225 #define GPS_S_M_WRT     256
 226 #define GPS_S_M_VEC     512
 227 #define GPS_S_K_NAME    9
 228 #define GPS_S_C_NAME    9
 229
 230 #define EGPS_S_B_ALIGN    4
 231 #define EGPS_S_W_FLAGS    6
 232 #define EGPS_S_L_ALLOC    8
 233 #define EGPS_S_B_NAMLNG  12
 234
 235 #define EGPS_S_V_PIC            0x0001
 236 #define EGPS_S_V_LIB            0x0002
 237 #define EGPS_S_V_OVR            0x0004
 238 #define EGPS_S_V_REL            0x0008
 239 #define EGPS_S_V_GBL            0x0010
 240 #define EGPS_S_V_SHR            0x0020
 241 #define EGPS_S_V_EXE            0x0040
 242 #define EGPS_S_V_RD             0x0080
 243 #define EGPS_S_V_WRT            0x0100
 244 #define EGPS_S_V_VEC            0x0200
 245 #define EGPS_S_V_NOMOD          0x0400
 246 #define EGPS_S_V_COM            0x0800
 247 #define EGPS_S_V_ALLOC_64BIT    0x1000
 248
 249 /* Symbol Defintion or Reference.  */
 250 #define GSY_S_M_WEAK    1
 251 #define GSY_S_M_DEF     2
 252 #define GSY_S_M_UNI     4
 253 #define GSY_S_M_REL     8
 254
 255 #define EGSY_S_W_FLAGS  6
 256
 257 #define EGSY_S_V_WEAK           0x0001
 258 #define EGSY_S_V_DEF            0x0002
 259 #define EGSY_S_V_UNI            0x0004
 260 #define EGSY_S_V_REL            0x0008
 261 #define EGSY_S_V_COMM           0x0010
 262 #define EGSY_S_V_VECEP          0x0020
 263 #define EGSY_S_V_NORM           0x0040
 264 #define EGSY_S_V_QUAD_VAL       0x0080
 265
 266 #define LSY_S_M_DEF     2
 267 #define LSY_S_M_REL     8
 268
 269 #define ENV_S_M_DEF     1
 270 #define ENV_S_M_NESTED  2
 271
 272 /* Symbol Definition.  */
 273 #define ESDF_S_L_VALUE     8
 274 #define ESDF_S_L_PSINDX   28
 275 #define ESDF_S_B_NAMLNG   32
 276
 277 /* Universal Symbol Definition.  */
 278 #define EGST_S_W_FLAGS    6
 279 #define EGST_S_Q_LP_1    16
 280 #define EGST_S_Q_LP_2    24
 281 #define EGST_S_L_PSINDX  32
 282 #define EGST_S_B_NAMLNG  36
 283
 284 /* Symbol Reference.  */
 285 #define ESRF_S_B_NAMLNG   8
 286
 287 /* Debugger symbol definitions:  These are done by hand,
 288    as no machine-readable version seems to be available.  */
 289 #define DST_S_C_C                 7     /* Language == "C".     */
 290 #define DST_S_C_CXX              15     /* Language == "C++".   */
 291 #define DST_S_C_EPILOG          127
 292 #define DST_S_C_VERSION         153
 293 #define DST_S_C_SOURCE          155     /* Source file.         */
 294 #define DST_S_C_PROLOG          162
 295 #define DST_S_C_BLKBEG          176     /* Beginning of block.  */
 296 #define DST_S_C_BLKEND          177     /* End of block.        */
 297 #define DST_S_C_ENTRY           181
 298 #define DST_S_C_PSECT           184
 299 #define DST_S_C_LINE_NUM        185     /* Line Number.         */
 300 #define DST_S_C_LBLORLIT        186
 301 #define DST_S_C_LABEL           187
 302 #define DST_S_C_MODBEG          188     /* Beginning of module. */
 303 #define DST_S_C_MODEND          189     /* End of module.       */
 304 #define DST_S_C_RTNBEG          190     /* Beginning of routine.*/
 305 #define DST_S_C_RTNEND          191     /* End of routine.      */
 306
 307 /* These are used with DST_S_C_LINE_NUM.  */
 308 #define DST_S_C_LINE_NUM_HEADER_SIZE 4
 309
 310 #define DST_S_C_DELTA_PC_W       1      /* Incr PC.             */
 311 #define DST_S_C_INCR_LINUM       2      /* Incr Line #.         */
 312 #define DST_S_C_INCR_LINUM_W     3      /* Incr Line #.         */
 313 #define DST_S_C_SET_LINUM_INCR   4
 314 #define DST_S_C_SET_LINUM_INCR_W 5
 315 #define DST_S_C_RESET_LINUM_INCR 6
 316 #define DST_S_C_BEG_STMT_MODE    7
 317 #define DST_S_C_END_STMT_MODE    8
 318 #define DST_S_C_SET_LINE_NUM     9      /* Set Line #.          */
 319 #define DST_S_C_SET_PC          10
 320 #define DST_S_C_SET_PC_W        11
 321 #define DST_S_C_SET_PC_L        12
 322 #define DST_S_C_SET_STMTNUM     13
 323 #define DST_S_C_TERM            14      /* End of lines.        */
 324 #define DST_S_C_TERM_W          15      /* End of lines.        */
 325 #define DST_S_C_SET_ABS_PC      16      /* Set PC.              */
 326 #define DST_S_C_DELTA_PC_L      17      /* Incr PC.             */
 327 #define DST_S_C_INCR_LINUM_L    18      /* Incr Line #.         */
 328 #define DST_S_C_SET_LINUM_B     19      /* Set Line #.          */
 329 #define DST_S_C_SET_LINUM_L     20      /* Set Line #.          */
 330 #define DST_S_C_TERM_L          21      /* End of lines.        */
 331 /* These are used with DST_S_C_SOURCE */
 332 #define DST_S_C_SRC_DECLFILE     1      /* Declare source file.  */
 333 #define DST_S_C_SRC_SETFILE      2      /* Set source file.      */
 334 #define DST_S_C_SRC_SETREC_L     3      /* Set record, longword value.  */
 335 #define DST_S_C_SRC_SETREC_W     4      /* Set record, word value.  */
 336 #define DST_S_C_SRC_SETLNUM_L    5      /* Set line, longword value.  */
 337 #define DST_S_C_SRC_SETLNUM_W    6      /* Set line, word value.  */
 338 #define DST_S_C_SRC_INCRLNUM_B   7      /* Increment line.  */
 339 #define DST_S_C_SRC_DEFLINES_W  10      /* # of line, word counter.  */
 340 #define DST_S_C_SRC_DEFLINES_B  11      /* # of line, byte counter.  */
 341 #define DST_S_C_SRC_FORMFEED    16      /* ^L counts as a record.  */
 342
 343 #define DST_S_B_PCLINE_UNSBYTE   1
 344 #define DST_S_W_PCLINE_UNSWORD   1
 345 #define DST_S_L_PCLINE_UNSLONG   1
 346
 347 #define DST_S_B_MODBEG_NAME     14
 348 #define DST_S_L_RTNBEG_ADDRESS   5
 349 #define DST_S_B_RTNBEG_NAME     13
 350 #define DST_S_L_RTNEND_SIZE      5
 351
 352 /* These are used with DST_S_C_SOURCE.  */
 353 #define DST_S_C_SOURCE_HEADER_SIZE 4
 354
 355 #define DST_S_B_SRC_DF_LENGTH     1
 356 #define DST_S_W_SRC_DF_FILEID     3
 357 #define DST_S_B_SRC_DF_FILENAME  20
 358 #define DST_S_B_SRC_UNSBYTE       1
 359 #define DST_S_W_SRC_UNSWORD       1
 360 #define DST_S_L_SRC_UNSLONG       1
 361
 362 /* The following are the codes for the various data types.  Anything not on
 363    the list is included under 'advanced_type'.  */
 364 #define DBG_S_C_UCHAR           0x02
 365 #define DBG_S_C_USINT           0x03
 366 #define DBG_S_C_ULINT           0x04
 367 #define DBG_S_C_UQUAD           0x05
 368 #define DBG_S_C_SCHAR           0x06
 369 #define DBG_S_C_SSINT           0x07
 370 #define DBG_S_C_SLINT           0x08
 371 #define DBG_S_C_SQUAD           0x09
 372 #define DBG_S_C_REAL4           0x0a
 373 #define DBG_S_C_REAL8           0x0b    /* D_float double.  */
 374 #define DBG_S_C_COMPLX4         0x0c    /* 2xF_float complex float.  */
 375 #define DBG_S_C_COMPLX8         0x0d    /* 2xD_float complex double.  */
 376 #define DBG_S_C_REAL8_G         0x1b    /* G_float double.  */
 377 #define DBG_S_C_COMPLX8_G       0x1d    /* 2xG_float complex double.  */
 378 #define DBG_S_C_FUNCTION_ADDR   0x17
 379 #define DBG_S_C_ADVANCED_TYPE   0xa3
 380 /*  Some of these are just for future reference.  [pr].  */
 381 #define DBG_S_C_UBITA           0x01    /* Unsigned, aligned bit field.  */
 382 #define DBG_S_C_UBITU           0x22    /* Unsigned, unaligned bit field.  */
 383 #define DBG_S_C_SBITA           0x29    /* Signed, aligned bit field.  */
 384 #define DBG_S_C_SBITU           0x2a    /* Signed, unaligned bit field.  */
 385 #define DBG_S_C_CSTRING         0x2e    /* Asciz ('\0' terminated) string.  */
 386 #define DBG_S_C_WCHAR           0x38    /* Wchar_t.  */
 387 /*  These are descriptor class codes.  */
 388 #define DSC_K_CLASS_S           0x01    /* Static (fixed length).  */
 389 #define DSC_K_CLASS_D           0x02    /* Dynamic string (not via malloc!).  */
 390 #define DSC_K_CLASS_A           0x04    /* Array.  */
 391 #define DSC_K_CLASS_UBS         0x0d    /* Unaligned bit string.  */
 392
 393 /*  These are the codes that are used to generate the definitions of struct
 394     union and enum records.  */
 395 #define DBG_S_C_ENUM_ITEM               0xa4
 396 #define DBG_S_C_ENUM_START              0xa5
 397 #define DBG_S_C_ENUM_END                0xa6
 398 #define DBG_S_C_STRUCT_ITEM             DST_K_VFLAGS_BITOFFS    /* 0xff */
 399 #define DBG_S_C_STRUCT_START            0xab
 400 #define DBG_S_C_STRUCT_END              0xac
 401 #define DST_K_TYPSPEC                   0xaf    /* Type specification.  */
 402 /* These codes are used in the generation of the symbol definition records.  */
 403 #define DST_K_VFLAGS_NOVAL              0x80    /* Struct definition only.  */
 404 #define DST_K_VFLAGS_DSC                0xfa    /* Descriptor used.  */
 405 #define DST_K_VFLAGS_TVS                0xfb    /* Trailing value specified.  */
 406 #define DST_K_VS_FOLLOWS                0xfd    /* Value spec follows.  */
 407 #define DST_K_VFLAGS_BITOFFS            0xff    /* Value contains bit offset.  */
 408 #define DST_K_VALKIND_LITERAL   0
 409 #define DST_K_VALKIND_ADDR      1
 410 #define DST_K_VALKIND_DESC      2
 411 #define DST_K_VALKIND_REG       3
 412 #define DST_K_REG_VAX_AP        0x0c    /* R12.  */
 413 #define DST_K_REG_VAX_FP        0x0d    /* R13.  */
 414 #define DST_K_REG_VAX_SP        0x0e    /* R14.  */
 415 #define DST_V_VALKIND           0       /* Offset of valkind field.  */
 416 #define DST_V_INDIRECT          2       /* Offset to indirect bit.  */
 417 #define DST_V_DISP              3       /* Offset to displacement bit.  */
 418 #define DST_V_REGNUM            4       /* Offset to register number.  */
 419 #define DST_M_INDIRECT          (1<<DST_V_INDIRECT)
 420 #define DST_M_DISP              (1<<DST_V_DISP)
 421 #define DBG_C_FUNCTION_PARAM    /* 0xc9 */      \
 422         (DST_K_VALKIND_ADDR|DST_M_DISP|(DST_K_REG_VAX_AP<<DST_V_REGNUM))
 423 #define DBG_C_LOCAL_SYM         /* 0xd9 */      \
 424         (DST_K_VALKIND_ADDR|DST_M_DISP|(DST_K_REG_VAX_FP<<DST_V_REGNUM))
 425 /* Kinds of value specifications.   */
 426 #define DST_K_VS_ALLOC_SPLIT    3       /* Split lifetime.  */
 427 /* Kinds of type specifications.  */
 428 #define DST_K_TS_ATOM           0x01    /* Atomic type specification.  */
 429 #define DST_K_TS_DSC            0x02    /* Descriptor type spec.  */
 430 #define DST_K_TS_IND            0x03    /* Indirect type specification.  */
 431 #define DST_K_TS_TPTR           0x04    /* Typed pointer type spec.  */
 432 #define DST_K_TS_PTR            0x05    /* Pointer type spec.  */
 433 #define DST_K_TS_ARRAY          0x07    /* Array type spec.  */
 434 #define DST_K_TS_NOV_LENG       0x0e    /* Novel length type spec.  */
 435 /* These are the codes that are used in the suffix records to determine the
 436    actual data type.  */
 437 #define DBG_S_C_BASIC                   DST_K_TS_ATOM
 438 #define DBG_S_C_BASIC_ARRAY             DST_K_TS_DSC
 439 #define DBG_S_C_STRUCT                  DST_K_TS_IND
 440 #define DBG_S_C_POINTER                 DST_K_TS_TPTR
 441 #define DBG_S_C_VOID                    DST_K_TS_PTR
 442 #define DBG_S_C_COMPLEX_ARRAY           DST_K_TS_ARRAY
 443
 444 /* VMS Module Header Records (MHD/EMH).  */
 445
 446 #define MHD_S_C_MHD 0
 447 #define MHD_S_C_LNM 1
 448 #define MHD_S_C_SRC 2
 449 #define MHD_S_C_TTL 3
 450 #define MHD_S_C_CPR 4
 451 #define MHD_S_C_MTC 5
 452 #define MHD_S_C_GTX 6
 453 #define MHD_S_C_MAXHDRTYP 6
 454
 455 #define EMH_S_C_MHD 0           /* Main header record.          */
 456 #define EMH_S_C_LNM 1           /* Language name and version.   */
 457 #define EMH_S_C_SRC 2           /* Source file specification.   */
 458 #define EMH_S_C_TTL 3           /* Title text of module.        */
 459 #define EMH_S_C_CPR 4           /* Copyright notice.            */
 460 #define EMH_S_C_MTC 5           /* Maintenance status.          */
 461 #define EMH_S_C_GTX 6           /* General text.                */
 462 #define EMH_S_C_MAXHDRTYP 6     /* Maximum allowable type.      */
 463
 464 /* vms.c.  */
 465
 466 extern asymbol *_bfd_vms_make_empty_symbol (bfd *);
 467 extern int _bfd_vms_slurp_object_records (bfd *abfd);
 468
 469 /* vms-gsd.c.  */
 470
 471 extern int _bfd_vms_slurp_gsd (bfd *abfd, int objtype);
 472 extern int _bfd_vms_write_gsd (bfd *abfd, int objtype);
 473 extern int _bfd_vms_slurp_dbg (bfd *abfd, int objtype);
 474 extern int _bfd_vms_write_dbg (bfd *abfd, int objtype);
 475 extern int _bfd_vms_slurp_tbt (bfd *abfd, int objtype);
 476 extern int _bfd_vms_write_tbt (bfd *abfd, int objtype);
 477
 478 /* vms-misc.c.  */
 479
 480 extern int _bfd_vms_get_object_record (bfd *abfd);
 481 extern int _bfd_vms_get_first_record (bfd *abfd);
 482
 483 /* vms-hdr.c.  */
 484
 485 extern int _bfd_vms_slurp_hdr (bfd *abfd, int objtype);
 486 extern int _bfd_vms_write_hdr (bfd *abfd, int objtype);
 487 extern int _bfd_vms_slurp_eom (bfd *abfd, int objtype);
 488 extern int _bfd_vms_write_eom (bfd *abfd, int objtype);
 489 extern bfd_boolean _bfd_vms_find_nearest_dst_line
 490   (bfd *abfd, asection *section, asymbol **symbols, bfd_vma offset,
 491            const char **file, const char **func, unsigned int *line);
 492 extern int _bfd_vms_slurp_ihd
 493   (bfd *abfd, unsigned int *isd_offset, unsigned int *ihs_offset);
 494 extern int _bfd_vms_slurp_isd (bfd *abfd, unsigned int offset);
 495 extern int _bfd_vms_slurp_ihs (bfd *abfd, unsigned int offset);
 496
 497 /* vms-tir.c.  */
 498
 499 extern int _bfd_vms_slurp_tir (bfd *abfd, int objtype);
 500 extern int _bfd_vms_write_tir (bfd *abfd, int objtype);
 501 extern int _bfd_vms_slurp_lnk (bfd *abfd, int objtype);
 502
 503 extern int _bfd_vms_slurp_relocs (bfd *abfd);
 504 extern int _bfd_vms_decode_relocs
 505   (bfd *abfd, arelent *relocs, asection *section, asymbol **symbols);
 506
 507 /* The r_type field in a reloc is one of the following values.  */
 508 #define ALPHA_R_IGNORE          0
 509 #define ALPHA_R_REFQUAD         1
 510 #define ALPHA_R_BRADDR          2
 511 #define ALPHA_R_HINT            3
 512 #define ALPHA_R_SREL16          4
 513 #define ALPHA_R_SREL32          5
 514 #define ALPHA_R_SREL64          6
 515 #define ALPHA_R_OP_PUSH         7
 516 #define ALPHA_R_OP_STORE        8
 517 #define ALPHA_R_OP_PSUB         9
 518 #define ALPHA_R_OP_PRSHIFT      10
 519 #define ALPHA_R_LINKAGE         11
 520 #define ALPHA_R_REFLONG         12
 521 #define ALPHA_R_CODEADDR        13
 522 #define ALPHA_R_NOP             14
 523 #define ALPHA_R_BSR             15
 524 #define ALPHA_R_LDA             16
 525 #define ALPHA_R_BOH             17
 526
 527 /* VMS Object Language (OBJ/EOBJ).  */
 528
 529 #define OBJ_S_C_HDR 0           /* VAX moule header record.             */
 530 #define OBJ_S_C_GSD 1           /* VAX glbal symbol definition record.  */
 531 #define OBJ_S_C_TIR 2           /* VAX tet information record.          */
 532 #define OBJ_S_C_EOM 3           /* VAX en of module record.             */
 533 #define OBJ_S_C_DBG 4           /* VAX Deugger information record.      */
 534 #define OBJ_S_C_TBT 5           /* VAX Trceback information record.     */
 535 #define OBJ_S_C_LNK 6           /* VAX liker options record.            */
 536 #define OBJ_S_C_EOMW 7          /* VAX en of module word-psect record.  */
 537 #define OBJ_S_C_MAXRECTYP 7     /* VAX Lat assigned record type.        */
 538
 539 #define EOBJ_S_C_EMH 8          /* EVAX mdule header record.            */
 540 #define EOBJ_S_C_EEOM 9         /* EVAX ed of module record.            */
 541 #define EOBJ_S_C_EGSD 10        /* EVAX gobal symbol definition record. */
 542 #define EOBJ_S_C_ETIR 11        /* EVAX txt information record.         */
 543 #define EOBJ_S_C_EDBG 12        /* EVAX Dbugger information record.     */
 544 #define EOBJ_S_C_ETBT 13        /* EVAX Taceback information record.    */
 545 #define EOBJ_S_C_MAXRECTYP 13   /* EVAX Lst assigned record type.       */
 546
 547 #define OBJ_S_K_SUBTYP 1
 548 #define OBJ_S_C_SUBTYP 1
 549 #define EOBJ_S_K_SUBTYP 4
 550 #define EOBJ_S_C_SUBTYP 4
 551 #define OBJ_S_C_MAXRECSIZ 2048  /* Maximu legal record size.           */
 552 #define EOBJ_S_C_MAXRECSIZ 8192 /* Maximu legal record size.           */
 553 #define OBJ_S_C_STRLVL 0        /* Structre level.                     */
 554 #define EOBJ_S_C_STRLVL 2       /* Structre level.                     */
 555 #define OBJ_S_C_SYMSIZ 31       /* Maximu symbol length.                */
 556 #define EOBJ_S_C_SYMSIZ 64      /* Maximu symbol length.                */
 557 #define EOBJ_S_C_SECSIZ 31      /* Maximu section name length.          */
 558 #define OBJ_S_C_STOREPLIM -1    /* Maximu repeat count on store commands.  */
 559 #define EOBJ_S_C_STOREPLIM -1   /* Maximu repeat count on store commands.  */
 560 #define OBJ_S_C_PSCALILIM 9     /* Maximu p-sect alignment.            */
 561 #define EOBJ_S_C_PSCALILIM 16   /* Maximu p-sect alignment.            */
 562
 563 #define EVAX_OFFSET     256     /* Type ofset for EVAX codes in switch.  */
 564
 565 /* Miscellaneous definitions.  */
 566
 567 #if __GNUC__
 568 typedef unsigned long long uquad;
 569 #else
 570 typedef unsigned long uquad;
 571 #endif
 572
 573 #define MAX_OUTREC_SIZE 4096
 574 #define MIN_OUTREC_LUFT 64
 575
 576 /* VMS module header.  */
 577
 578 struct hdr_struct
 579 {
 580   char hdr_b_strlvl;
 581   int hdr_l_arch1;
 582   int hdr_l_arch2;
 583   int hdr_l_recsiz;
 584   char *hdr_t_name;
 585   char *hdr_t_version;
 586   char *hdr_t_date;
 587   char *hdr_c_lnm;
 588   char *hdr_c_src;
 589   char *hdr_c_ttl;
 590   char *hdr_c_cpr;
 591 };
 592
 593 #define EMH_S_W_HDRTYP   4
 594 #define EMH_S_B_STRLVL   6
 595 #define EMH_S_L_ARCH1    8
 596 #define EMH_S_L_ARCH2   12
 597 #define EH_S_L_RECSIZ  16
 598 #define EMH_S_B_NAMLNG  20
 599
 600 #define EMH_DATE_LENGTH  17
 601
 602 /* VMS End-Of-Module records (EOM/EEOM).  */
 603
 604 struct eom_struct
 605 {
 606   int eom_l_total_lps;
 607   short eom_w_comcod;
 608   bfd_boolean eom_has_transfer;
 609   char eom_b_tfrflg;
 610   int eom_l_psindx;
 611   int eom_l_tfradr;
 612 };
 613
 614 #define EEOM_S_L_TOTAL_LPS   4
 615 #define EEOM_S_W_COMCOD      8
 616 #define EEOM_S_B_TFRFLG     10
 617 #define EEOM_S_L_PSINDX     12
 618 #define EEOM_S_L_TFRADR     16
 619
 620 /* VMS Image Header Records (IHD/EIHD).  */
 621
 622 #define EIHD_S_K_MAJORID        3       /* Major id constant    */
 623 #define EIHD_S_K_MINORID        0       /* Minor id constant    */
 624 #define EIHD_S_K_EXE            1       /* Executable image     */
 625
 626 #define EIHD_S_L_SIZE           8
 627 #define EIHD_S_L_ISDOFF         12
 628 #define EIHD_S_L_SYMDBGOFF      20
 629 #define EIHD_S_Q_SYMVVA         40
 630 #define EIHD_S_L_IMGTYPE        52
 631
 632 /* VMS Image Section Description Records (ISD/EISD).  */
 633
 634 #define EISD_S_L_EISDSIZE        8
 635 #define EISD_S_L_SECSIZE        12
 636 #define EISD_S_Q_VIR_ADDR       16
 637 #define EISD_S_L_FLAGS          24
 638 #define EISD_S_L_VBN            28
 639 #define EISD_S_R_CONTROL        32
 640 #define EISD_S_L_IDENT          36
 641 #define EISD_S_T_GBLNAM         40
 642
 643 #define EISD_S_M_GBL            0x0001
 644 #define EISD_S_M_CRF            0x0002
 645 #define EISD_S_M_DZRO           0x0004
 646 #define EISD_S_M_WRT            0x0008
 647 #define EISD_S_M_INITALCODE     0x0010
 648 #define EISD_S_M_BASED          0x0020
 649 #define EISD_S_M_FIXUPVEC       0x0040
 650 #define EISD_S_M_RESIDENT       0x0080
 651 #define EISD_S_M_VECTOR         0x0100
 652 #define EISD_S_M_PROTECT        0x0200
 653 #define EISD_S_M_LASTCLU        0x0400
 654 #define EISD_S_M_EXE            0x0800
 655 #define EISD_S_M_NONSHRADR      0x1000
 656 #define EISD_S_M_QUAD_LENGTH    0x2000
 657 #define EISD_S_M_ALLOC_64BIT    0x4000
 658
 659 /* VMS Image Header Symbol Records (IHS/EIHS).  */
 660
 661 #define EIHS_S_L_DSTVBN          8
 662 #define EIHS_S_L_DSTSIZE        12
 663 #define EIHS_S_L_GSTVBN         16
 664 #define EIHS_S_L_GSTSIZE        20
 665 #define EIHS_S_L_DMTVBN         24
 666 #define EIHS_S_L_DMTBYTES       28
 667
 668 /* Debugger symbol definitions.  */
 669
 670 #define DBG_S_L_DMT_MODBEG       0
 671 #define DBG_S_L_DST_SIZE         4
 672 #define DBG_S_W_DMT_PSECT_COUNT  8
 673 #define DBG_S_C_DMT_HEADER_SIZE 12
 674
 675 #define DBG_S_L_DMT_PSECT_START  0
 676 #define DBG_S_L_DMT_PSECT_LENGTH 4
 677 #define DBG_S_C_DMT_PSECT_SIZE   8
 678
 679
 680 enum file_format_enum { FF_UNKNOWN, FF_FOREIGN, FF_NATIVE };
 681 enum file_type_enum { FT_UNKNOWN, FT_MODULE, FT_IMAGE };
 682
 683 typedef struct vms_symbol_struct
 684 {
 685   struct bfd_hash_entry bfd_hash;
 686   asymbol *symbol;
 687 } vms_symbol_entry;
 688
 689 /* Stack value for push/pop commands.  */
 690
 691 struct stack_struct
 692 {
 693   uquad value;
 694   int psect;
 695 };
 696
 697 #define STACKSIZE 8192
 698
 699 /* A minimal decoding of DST compilation units.  We only decode
 700    what's needed to get to the line number information.  */
 701
 702 struct fileinfo
 703 {
 704   char *name;
 705   unsigned int srec;
 706 };
 707
 708 struct srecinfo
 709 {
 710   struct srecinfo *next;
 711   unsigned int line;
 712   unsigned int sfile;
 713   unsigned int srec;
 714 };
 715
 716 struct lineinfo
 717 {
 718   struct lineinfo *next;
 719   bfd_vma address;
 720   unsigned int line;
 721 };
 722
 723 struct funcinfo
 724 {
 725   struct funcinfo *next;
 726   char *name;
 727   bfd_vma low;
 728   bfd_vma high;
 729 };
 730
 731 struct module
 732 {
 733   /* Chain the previously read compilation unit.  */
 734   struct module *next;
 735
 736   /* The module name.  */
 737   char *name;
 738
 739   /* The start offset and size of debug info in the DST section.  */
 740   unsigned int modbeg;
 741   unsigned int size;
 742
 743   /* The lowest and highest addresses contained in this compilation
 744      unit as specified in the compilation unit header.  */
 745   bfd_vma low;
 746   bfd_vma high;
 747
 748   /* The listing line table.  */
 749   struct lineinfo *line_table;
 750
 751   /* The source record table.  */
 752   struct srecinfo *srec_table;
 753
 754   /* A list of the functions found in this module.  */
 755   struct funcinfo *func_table;
 756
 757   /* Current allocation of file_table.  */
 758   unsigned int file_table_count;
 759
 760   /* An array of the files making up this module.  */
 761   struct fileinfo *file_table;
 762 };
 763
 764 struct vms_private_data_struct
 765 {
 766   bfd_boolean is_vax;
 767   bfd_boolean fixup_done;               /* Flag to indicate if all
 768                                            section pointers and PRIV(sections)
 769                                            are set up correctly.  */
 770   unsigned char *vms_buf;               /* record buffer */
 771   unsigned int buf_size;                /* size of record buffer  */
 772   unsigned char *vms_rec;               /* record pointer in record buffer */
 773   unsigned int rec_size;                /* record size  */
 774   enum file_format_enum file_format;
 775
 776   struct hdr_struct hdr_data;           /* data from HDR/EMH record  */
 777   struct eom_struct eom_data;           /* data from EOM/EEOM record  */
 778   unsigned int section_count;           /* # of sections in following array  */
 779   asection **sections;                  /* array of GSD/EGSD sections  */
 780   unsigned int gsd_sym_count;           /* # of GSD/EGSD symbols  */
 781   asymbol **symbols;                    /* vector of GSD/EGSD symbols  */
 782   struct proc_value *procedure;
 783
 784   struct stack_struct *stack;
 785   int stackptr;
 786
 787   struct bfd_hash_table *vms_symbol_table;
 788   struct bfd_symbol **symcache;
 789   int symnum;
 790
 791   asection *image_section;              /* section for image_ptr  */
 792   unsigned char *image_ptr;             /* a pointer to section->contents */
 793
 794   unsigned char pdsc[8];                /* procedure descriptor */
 795
 796   struct module *modules;               /* list of all compilation units */
 797
 798   struct dst_info *dst_info;
 799   asection *dst_section;
 800   unsigned char *dst_ptr_end;
 801   unsigned int dst_ptr_offsets_count;   /* # of offsets in following array  */
 802   unsigned int *dst_ptr_offsets;        /* array of saved image_ptr offsets */
 803
 804   /* Shared library support */
 805   bfd_vma symvva; /* relative virtual address of symbol vector */
 806
 807   /* Output routine storage  */
 808   unsigned char *output_buf;            /* output data  */
 809   int push_level;
 810   int pushed_size;
 811   int length_pos;
 812   int output_size;
 813   int output_alignment;
 814
 815   /* linkage index counter used by conditional store commands */
 816   int vms_linkage_index;
 817
 818   /* see tc-alpha.c of gas for a description.  */
 819   int flag_hash_long_names;     /* -+, hash instead of truncate */
 820   int flag_show_after_trunc;    /* -H, show hashing/truncation */
 821 };
 822
 823 #define PRIV(name) ((struct vms_private_data_struct *)abfd->tdata.any)->name
 824
 825 /* Used to keep extra VMS specific information for a given section.
 826
 827    reloc_size holds the size of the relocation stream, note this
 828    is very different from the number of relocations as VMS relocations
 829    are variable length.
 830
 831    reloc_stream is the actual stream of relocation entries.  */
 832
 833 struct vms_section_data_struct
 834 {
 835   bfd_size_type reloc_size;
 836   unsigned char *reloc_stream;
 837   bfd_size_type reloc_offset;
 838   flagword vflags;
 839 };
 840
 841 #define vms_section_data(sec) \
 842   ((struct vms_section_data_struct *)sec->used_by_bfd)
 843
 844 struct evax_private_udata_struct
 845 {
 846   asymbol *bsym;
 847   asymbol *enbsym;
 848   char *origname;
 849   int lkindex;
 850 };
 851
 852 #define SECTION_NAME_TEMPLATE "__SEC__%d"
 853
 854 #if VMS_DEBUG
 855 extern void _bfd_vms_debug (int, char *, ...) ATTRIBUTE_PRINTF_2;
 856 extern void _bfd_hexdump   (int, unsigned char *, int, int);
 857
 858 #define vms_debug _bfd_vms_debug
 859 #endif
 860
 861 extern struct bfd_hash_entry * _bfd_vms_hash_newfunc (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
 862 extern void        _bfd_vms_get_header_values (bfd *, unsigned char *, int *, int *);
 863 extern int         _bfd_vms_get_record  (bfd *abf);
 864 extern int         _bfd_vms_next_record (bfd *abf);
 865 extern char *      _bfd_vms_save_sized_string (unsigned char *, int);
 866 extern char *      _bfd_vms_save_counted_string (unsigned char *);
 867 extern void        _bfd_vms_push (bfd *, uquad, int);
 868 extern uquad       _bfd_vms_pop (bfd *, int *);
 869 extern void        _bfd_vms_output_begin (bfd *, int, int);
 870 extern void        _bfd_vms_output_alignment (bfd *, int);
 871 extern void        _bfd_vms_output_push (bfd *);
 872 extern void        _bfd_vms_output_pop (bfd *);
 873 extern void        _bfd_vms_output_flush (bfd *);
 874 extern void        _bfd_vms_output_end (bfd *);
 875 extern int         _bfd_vms_output_check (bfd *, int);
 876 extern void        _bfd_vms_output_byte (bfd *, unsigned);
 877 extern void        _bfd_vms_output_short (bfd *, unsigned);
 878 extern void        _bfd_vms_output_long (bfd *, unsigned long);
 879 extern void        _bfd_vms_output_quad (bfd *, uquad);
 880 extern void        _bfd_vms_output_counted (bfd *, char *);
 881 extern void        _bfd_vms_output_dump (bfd *, unsigned char *, int);
 882 extern void        _bfd_vms_output_fill (bfd *, int, int);
 883 extern char *      _bfd_vms_length_hash_symbol (bfd *, const char *, int);
 884 extern vms_symbol_entry * _bfd_vms_enter_symbol (bfd *, char *);
 885
 886 #define EGPS_S_V_NO_SHIFT 16
 887
 888 extern void        bfd_vms_set_section_flags (bfd *, asection *, flagword);
 889 #endif /* VMS_H */