| 1 | /* vms-tir.c -- BFD back-end for VAX (openVMS/VAX) and |
| 2 | EVAX (openVMS/Alpha) files. |
| 3 | Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 |
| 4 | Free Software Foundation, Inc. |
| 5 | |
| 6 | TIR record handling functions |
| 7 | ETIR record handling functions |
| 8 | |
| 9 | go and read the openVMS linker manual (esp. appendix B) |
| 10 | if you don't know what's going on here :-) |
| 11 | |
| 12 | Written by Klaus K"ampf (kkaempf@rmi.de) |
| 13 | |
| 14 | This program is free software; you can redistribute it and/or modify |
| 15 | it under the terms of the GNU General Public License as published by |
| 16 | the Free Software Foundation; either version 2 of the License, or |
| 17 | (at your option) any later version. |
| 18 | |
| 19 | This program is distributed in the hope that it will be useful, |
| 20 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 22 | GNU General Public License for more details. |
| 23 | |
| 24 | You should have received a copy of the GNU General Public License |
| 25 | along with this program; if not, write to the Free Software |
| 26 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| 27 | |
| 28 | /* The following type abbreviations are used: |
| 29 | |
| 30 | cs counted string (ascii string with length byte) |
| 31 | by byte (1 byte) |
| 32 | sh short (2 byte, 16 bit) |
| 33 | lw longword (4 byte, 32 bit) |
| 34 | qw quadword (8 byte, 64 bit) |
| 35 | da data stream */ |
| 36 | |
| 37 | #include "bfd.h" |
| 38 | #include "sysdep.h" |
| 39 | #include "bfdlink.h" |
| 40 | #include "libbfd.h" |
| 41 | |
| 42 | #include "vms.h" |
| 43 | |
| 44 | static void image_set_ptr |
| 45 | PARAMS ((bfd *abfd, int psect, uquad offset)); |
| 46 | static void image_inc_ptr |
| 47 | PARAMS ((bfd *abfd, uquad offset)); |
| 48 | static void image_dump |
| 49 | PARAMS ((bfd *abfd, unsigned char *ptr, int size, int offset)); |
| 50 | static void image_write_b |
| 51 | PARAMS ((bfd *abfd, unsigned int value)); |
| 52 | static void image_write_w |
| 53 | PARAMS ((bfd *abfd, unsigned int value)); |
| 54 | static void image_write_l |
| 55 | PARAMS ((bfd *abfd, unsigned long value)); |
| 56 | static void image_write_q |
| 57 | PARAMS ((bfd *abfd, uquad value)); |
| 58 | static int check_section |
| 59 | PARAMS ((bfd *, int)); |
| 60 | static bfd_boolean etir_sta |
| 61 | PARAMS ((bfd *, int, unsigned char *)); |
| 62 | static bfd_boolean etir_sto |
| 63 | PARAMS ((bfd *, int, unsigned char *)); |
| 64 | static bfd_boolean etir_opr |
| 65 | PARAMS ((bfd *, int, unsigned char *)); |
| 66 | static bfd_boolean etir_ctl |
| 67 | PARAMS ((bfd *, int, unsigned char *)); |
| 68 | static bfd_boolean etir_stc |
| 69 | PARAMS ((bfd *, int, unsigned char *)); |
| 70 | static asection *new_section |
| 71 | PARAMS ((bfd *, int)); |
| 72 | static int alloc_section |
| 73 | PARAMS ((bfd *, unsigned int)); |
| 74 | static int etir_cmd |
| 75 | PARAMS ((bfd *, int, unsigned char *)); |
| 76 | static int analyze_tir |
| 77 | PARAMS ((bfd *, unsigned char *, unsigned int)); |
| 78 | static int analyze_etir |
| 79 | PARAMS ((bfd *, unsigned char *, unsigned int)); |
| 80 | static unsigned char * tir_opr |
| 81 | PARAMS ((bfd *, unsigned char *)); |
| 82 | static const char * tir_cmd_name |
| 83 | PARAMS ((int)); |
| 84 | static const char * cmd_name |
| 85 | PARAMS ((int)); |
| 86 | |
| 87 | \f |
| 88 | static int |
| 89 | check_section (abfd, size) |
| 90 | bfd *abfd; |
| 91 | int size; |
| 92 | { |
| 93 | bfd_size_type offset; |
| 94 | |
| 95 | offset = PRIV (image_ptr) - PRIV (image_section)->contents; |
| 96 | if (offset + size > PRIV (image_section)->_raw_size) |
| 97 | { |
| 98 | PRIV (image_section)->contents |
| 99 | = bfd_realloc (PRIV (image_section)->contents, offset + size); |
| 100 | if (PRIV (image_section)->contents == 0) |
| 101 | { |
| 102 | (*_bfd_error_handler) (_("No Mem !")); |
| 103 | return -1; |
| 104 | } |
| 105 | PRIV (image_section)->_raw_size = offset + size; |
| 106 | PRIV (image_ptr) = PRIV (image_section)->contents + offset; |
| 107 | } |
| 108 | |
| 109 | return 0; |
| 110 | } |
| 111 | |
| 112 | /* Routines to fill sections contents during tir/etir read. */ |
| 113 | |
| 114 | /* Initialize image buffer pointer to be filled. */ |
| 115 | |
| 116 | static void |
| 117 | image_set_ptr (abfd, psect, offset) |
| 118 | bfd *abfd; |
| 119 | int psect; |
| 120 | uquad offset; |
| 121 | { |
| 122 | #if VMS_DEBUG |
| 123 | _bfd_vms_debug (4, "image_set_ptr (%d=%s, %d)\n", |
| 124 | psect, PRIV (sections)[psect]->name, offset); |
| 125 | #endif |
| 126 | |
| 127 | PRIV (image_ptr) = PRIV (sections)[psect]->contents + offset; |
| 128 | PRIV (image_section) = PRIV (sections)[psect]; |
| 129 | return; |
| 130 | } |
| 131 | |
| 132 | /* Increment image buffer pointer by offset. */ |
| 133 | |
| 134 | static void |
| 135 | image_inc_ptr (abfd, offset) |
| 136 | bfd *abfd; |
| 137 | uquad offset; |
| 138 | { |
| 139 | #if VMS_DEBUG |
| 140 | _bfd_vms_debug (4, "image_inc_ptr (%d)\n", offset); |
| 141 | #endif |
| 142 | |
| 143 | PRIV (image_ptr) += offset; |
| 144 | |
| 145 | return; |
| 146 | } |
| 147 | |
| 148 | /* Dump multiple bytes to section image. */ |
| 149 | |
| 150 | static void |
| 151 | image_dump (abfd, ptr, size, offset) |
| 152 | bfd *abfd; |
| 153 | unsigned char *ptr; |
| 154 | int size; |
| 155 | int offset ATTRIBUTE_UNUSED; |
| 156 | { |
| 157 | #if VMS_DEBUG |
| 158 | _bfd_vms_debug (8, "image_dump from (%p, %d) to (%p)\n", ptr, size, |
| 159 | PRIV (image_ptr)); |
| 160 | _bfd_hexdump (9, ptr, size, offset); |
| 161 | #endif |
| 162 | |
| 163 | if (PRIV (is_vax) && check_section (abfd, size)) |
| 164 | return; |
| 165 | |
| 166 | while (size-- > 0) |
| 167 | *PRIV (image_ptr)++ = *ptr++; |
| 168 | return; |
| 169 | } |
| 170 | |
| 171 | /* Write byte to section image. */ |
| 172 | |
| 173 | static void |
| 174 | image_write_b (abfd, value) |
| 175 | bfd *abfd; |
| 176 | unsigned int value; |
| 177 | { |
| 178 | #if VMS_DEBUG |
| 179 | _bfd_vms_debug (6, "image_write_b(%02x)\n", (int) value); |
| 180 | #endif |
| 181 | |
| 182 | if (PRIV (is_vax) && check_section (abfd, 1)) |
| 183 | return; |
| 184 | |
| 185 | *PRIV (image_ptr)++ = (value & 0xff); |
| 186 | return; |
| 187 | } |
| 188 | |
| 189 | /* Write 2-byte word to image. */ |
| 190 | |
| 191 | static void |
| 192 | image_write_w (abfd, value) |
| 193 | bfd *abfd; |
| 194 | unsigned int value; |
| 195 | { |
| 196 | #if VMS_DEBUG |
| 197 | _bfd_vms_debug (6, "image_write_w(%04x)\n", (int) value); |
| 198 | #endif |
| 199 | |
| 200 | if (PRIV (is_vax) && check_section (abfd, 2)) |
| 201 | return; |
| 202 | |
| 203 | bfd_putl16 ((bfd_vma) value, PRIV (image_ptr)); |
| 204 | PRIV (image_ptr) += 2; |
| 205 | |
| 206 | return; |
| 207 | } |
| 208 | |
| 209 | /* Write 4-byte long to image. */ |
| 210 | |
| 211 | static void |
| 212 | image_write_l (abfd, value) |
| 213 | bfd *abfd; |
| 214 | unsigned long value; |
| 215 | { |
| 216 | #if VMS_DEBUG |
| 217 | _bfd_vms_debug (6, "image_write_l (%08lx)\n", value); |
| 218 | #endif |
| 219 | |
| 220 | if (PRIV (is_vax) && check_section (abfd, 4)) |
| 221 | return; |
| 222 | |
| 223 | bfd_putl32 ((bfd_vma) value, PRIV (image_ptr)); |
| 224 | PRIV (image_ptr) += 4; |
| 225 | |
| 226 | return; |
| 227 | } |
| 228 | |
| 229 | /* Write 8-byte quad to image. */ |
| 230 | |
| 231 | static void |
| 232 | image_write_q (abfd, value) |
| 233 | bfd *abfd; |
| 234 | uquad value; |
| 235 | { |
| 236 | #if VMS_DEBUG |
| 237 | _bfd_vms_debug (6, "image_write_q (%016lx)\n", value); |
| 238 | #endif |
| 239 | |
| 240 | if (PRIV (is_vax) && check_section (abfd, 8)) |
| 241 | return; |
| 242 | |
| 243 | bfd_putl64 (value, PRIV (image_ptr)); |
| 244 | PRIV (image_ptr) += 8; |
| 245 | |
| 246 | return; |
| 247 | } |
| 248 | \f |
| 249 | static const char * |
| 250 | cmd_name (cmd) |
| 251 | int cmd; |
| 252 | { |
| 253 | switch (cmd) |
| 254 | { |
| 255 | case ETIR_S_C_STA_GBL: return "ETIR_S_C_STA_GBL"; |
| 256 | case ETIR_S_C_STA_PQ: return "ETIR_S_C_STA_PQ"; |
| 257 | case ETIR_S_C_STA_LI: return "ETIR_S_C_STA_LI"; |
| 258 | case ETIR_S_C_STA_MOD: return "ETIR_S_C_STA_MOD"; |
| 259 | case ETIR_S_C_STA_CKARG: return "ETIR_S_C_STA_CKARG"; |
| 260 | case ETIR_S_C_STO_B: return "ETIR_S_C_STO_B"; |
| 261 | case ETIR_S_C_STO_W: return "ETIR_S_C_STO_W"; |
| 262 | case ETIR_S_C_STO_GBL: return "ETIR_S_C_STO_GBL"; |
| 263 | case ETIR_S_C_STO_CA: return "ETIR_S_C_STO_CA"; |
| 264 | case ETIR_S_C_STO_RB: return "ETIR_S_C_STO_RB"; |
| 265 | case ETIR_S_C_STO_AB: return "ETIR_S_C_STO_AB"; |
| 266 | case ETIR_S_C_STO_GBL_LW: return "ETIR_S_C_STO_GBL_LW"; |
| 267 | case ETIR_S_C_STO_LP_PSB: return "ETIR_S_C_STO_LP_PSB"; |
| 268 | case ETIR_S_C_STO_HINT_GBL: return "ETIR_S_C_STO_HINT_GBL"; |
| 269 | case ETIR_S_C_STO_HINT_PS: return "ETIR_S_C_STO_HINT_PS"; |
| 270 | case ETIR_S_C_OPR_INSV: return "ETIR_S_C_OPR_INSV"; |
| 271 | case ETIR_S_C_OPR_USH: return "ETIR_S_C_OPR_USH"; |
| 272 | case ETIR_S_C_OPR_ROT: return "ETIR_S_C_OPR_ROT"; |
| 273 | case ETIR_S_C_OPR_REDEF: return "ETIR_S_C_OPR_REDEF"; |
| 274 | case ETIR_S_C_OPR_DFLIT: return "ETIR_S_C_OPR_DFLIT"; |
| 275 | case ETIR_S_C_STC_LP: return "ETIR_S_C_STC_LP"; |
| 276 | case ETIR_S_C_STC_GBL: return "ETIR_S_C_STC_GBL"; |
| 277 | case ETIR_S_C_STC_GCA: return "ETIR_S_C_STC_GCA"; |
| 278 | case ETIR_S_C_STC_PS: return "ETIR_S_C_STC_PS"; |
| 279 | case ETIR_S_C_STC_NBH_PS: return "ETIR_S_C_STC_NBH_PS"; |
| 280 | case ETIR_S_C_STC_NOP_GBL: return "ETIR_S_C_STC_NOP_GBL"; |
| 281 | case ETIR_S_C_STC_NOP_PS: return "ETIR_S_C_STC_NOP_PS"; |
| 282 | case ETIR_S_C_STC_BSR_GBL: return "ETIR_S_C_STC_BSR_GBL"; |
| 283 | case ETIR_S_C_STC_BSR_PS: return "ETIR_S_C_STC_BSR_PS"; |
| 284 | case ETIR_S_C_STC_LDA_GBL: return "ETIR_S_C_STC_LDA_GBL"; |
| 285 | case ETIR_S_C_STC_LDA_PS: return "ETIR_S_C_STC_LDA_PS"; |
| 286 | case ETIR_S_C_STC_BOH_GBL: return "ETIR_S_C_STC_BOH_GBL"; |
| 287 | case ETIR_S_C_STC_BOH_PS: return "ETIR_S_C_STC_BOH_PS"; |
| 288 | case ETIR_S_C_STC_NBH_GBL: return "ETIR_S_C_STC_NBH_GBL"; |
| 289 | |
| 290 | default: |
| 291 | /* These names have not yet been added to this switch statement. */ |
| 292 | abort (); |
| 293 | } |
| 294 | } |
| 295 | #define HIGHBIT(op) ((op & 0x80000000L) == 0x80000000L) |
| 296 | |
| 297 | /* etir_sta |
| 298 | |
| 299 | vms stack commands |
| 300 | |
| 301 | handle sta_xxx commands in etir section |
| 302 | ptr points to data area in record |
| 303 | |
| 304 | see table B-8 of the openVMS linker manual. */ |
| 305 | |
| 306 | static bfd_boolean |
| 307 | etir_sta (abfd, cmd, ptr) |
| 308 | bfd *abfd; |
| 309 | int cmd; |
| 310 | unsigned char *ptr; |
| 311 | { |
| 312 | |
| 313 | #if VMS_DEBUG |
| 314 | _bfd_vms_debug (5, "etir_sta %d/%x\n", cmd, cmd); |
| 315 | _bfd_hexdump (8, ptr, 16, (int) ptr); |
| 316 | #endif |
| 317 | |
| 318 | switch (cmd) |
| 319 | { |
| 320 | /* stack */ |
| 321 | |
| 322 | /* stack global |
| 323 | arg: cs symbol name |
| 324 | |
| 325 | stack 32 bit value of symbol (high bits set to 0) */ |
| 326 | |
| 327 | case ETIR_S_C_STA_GBL: |
| 328 | { |
| 329 | char *name; |
| 330 | vms_symbol_entry *entry; |
| 331 | |
| 332 | name = _bfd_vms_save_counted_string (ptr); |
| 333 | entry = (vms_symbol_entry *) |
| 334 | bfd_hash_lookup (PRIV (vms_symbol_table), name, FALSE, FALSE); |
| 335 | if (entry == (vms_symbol_entry *) NULL) |
| 336 | { |
| 337 | #if VMS_DEBUG |
| 338 | _bfd_vms_debug (3, "%s: no symbol \"%s\"\n", |
| 339 | cmd_name (cmd), name); |
| 340 | #endif |
| 341 | _bfd_vms_push (abfd, (uquad) 0, -1); |
| 342 | } |
| 343 | else |
| 344 | { |
| 345 | _bfd_vms_push (abfd, (uquad) (entry->symbol->value), -1); |
| 346 | } |
| 347 | } |
| 348 | break; |
| 349 | |
| 350 | /* stack longword |
| 351 | arg: lw value |
| 352 | |
| 353 | stack 32 bit value, sign extend to 64 bit */ |
| 354 | |
| 355 | case ETIR_S_C_STA_LW: |
| 356 | _bfd_vms_push (abfd, (uquad) bfd_getl32 (ptr), -1); |
| 357 | break; |
| 358 | |
| 359 | /* stack global |
| 360 | arg: qw value |
| 361 | |
| 362 | stack 64 bit value of symbol */ |
| 363 | |
| 364 | case ETIR_S_C_STA_QW: |
| 365 | _bfd_vms_push (abfd, (uquad) bfd_getl64 (ptr), -1); |
| 366 | break; |
| 367 | |
| 368 | /* stack psect base plus quadword offset |
| 369 | arg: lw section index |
| 370 | qw signed quadword offset (low 32 bits) |
| 371 | |
| 372 | stack qw argument and section index |
| 373 | (see ETIR_S_C_STO_OFF, ETIR_S_C_CTL_SETRB) */ |
| 374 | |
| 375 | case ETIR_S_C_STA_PQ: |
| 376 | { |
| 377 | uquad dummy; |
| 378 | unsigned int psect; |
| 379 | |
| 380 | psect = bfd_getl32 (ptr); |
| 381 | if (psect >= PRIV (section_count)) |
| 382 | { |
| 383 | (*_bfd_error_handler) (_("bad section index in %s"), |
| 384 | cmd_name (cmd)); |
| 385 | bfd_set_error (bfd_error_bad_value); |
| 386 | return FALSE; |
| 387 | } |
| 388 | dummy = bfd_getl64 (ptr+4); |
| 389 | _bfd_vms_push (abfd, dummy, (int) psect); |
| 390 | } |
| 391 | break; |
| 392 | |
| 393 | case ETIR_S_C_STA_LI: |
| 394 | case ETIR_S_C_STA_MOD: |
| 395 | case ETIR_S_C_STA_CKARG: |
| 396 | (*_bfd_error_handler) (_("unsupported STA cmd %s"), cmd_name (cmd)); |
| 397 | return FALSE; |
| 398 | break; |
| 399 | |
| 400 | default: |
| 401 | (*_bfd_error_handler) (_("reserved STA cmd %d"), cmd); |
| 402 | return FALSE; |
| 403 | break; |
| 404 | } |
| 405 | #if VMS_DEBUG |
| 406 | _bfd_vms_debug (5, "etir_sta true\n"); |
| 407 | #endif |
| 408 | return TRUE; |
| 409 | } |
| 410 | |
| 411 | /* |
| 412 | etir_sto |
| 413 | |
| 414 | vms store commands |
| 415 | |
| 416 | handle sto_xxx commands in etir section |
| 417 | ptr points to data area in record |
| 418 | |
| 419 | see table B-9 of the openVMS linker manual. */ |
| 420 | |
| 421 | static bfd_boolean |
| 422 | etir_sto (abfd, cmd, ptr) |
| 423 | bfd *abfd; |
| 424 | int cmd; |
| 425 | unsigned char *ptr; |
| 426 | { |
| 427 | uquad dummy; |
| 428 | int psect; |
| 429 | |
| 430 | #if VMS_DEBUG |
| 431 | _bfd_vms_debug (5, "etir_sto %d/%x\n", cmd, cmd); |
| 432 | _bfd_hexdump (8, ptr, 16, (int) ptr); |
| 433 | #endif |
| 434 | |
| 435 | switch (cmd) |
| 436 | { |
| 437 | /* store byte: pop stack, write byte |
| 438 | arg: - */ |
| 439 | |
| 440 | case ETIR_S_C_STO_B: |
| 441 | dummy = _bfd_vms_pop (abfd, &psect); |
| 442 | #if 0 |
| 443 | if (is_share) /* FIXME */ |
| 444 | (*_bfd_error_handler) ("%s: byte fixups not supported", |
| 445 | cmd_name (cmd)); |
| 446 | #endif |
| 447 | /* FIXME: check top bits */ |
| 448 | image_write_b (abfd, (unsigned int) dummy & 0xff); |
| 449 | break; |
| 450 | |
| 451 | /* store word: pop stack, write word |
| 452 | arg: - */ |
| 453 | |
| 454 | case ETIR_S_C_STO_W: |
| 455 | dummy = _bfd_vms_pop (abfd, &psect); |
| 456 | #if 0 |
| 457 | if (is_share) /* FIXME */ |
| 458 | (*_bfd_error_handler) ("%s: word fixups not supported", |
| 459 | cmd_name (cmd)); |
| 460 | #endif |
| 461 | /* FIXME: check top bits */ |
| 462 | image_write_w (abfd, (unsigned int) dummy & 0xffff); |
| 463 | break; |
| 464 | |
| 465 | /* store longword: pop stack, write longword |
| 466 | arg: - */ |
| 467 | |
| 468 | case ETIR_S_C_STO_LW: |
| 469 | dummy = _bfd_vms_pop (abfd, &psect); |
| 470 | dummy += (PRIV (sections)[psect])->vma; |
| 471 | /* FIXME: check top bits. */ |
| 472 | image_write_l (abfd, (unsigned int) dummy & 0xffffffff); |
| 473 | break; |
| 474 | |
| 475 | /* store quadword: pop stack, write quadword |
| 476 | arg: - */ |
| 477 | |
| 478 | case ETIR_S_C_STO_QW: |
| 479 | dummy = _bfd_vms_pop (abfd, &psect); |
| 480 | dummy += (PRIV (sections)[psect])->vma; |
| 481 | image_write_q (abfd, dummy); /* FIXME: check top bits */ |
| 482 | break; |
| 483 | |
| 484 | /* store immediate repeated: pop stack for repeat count |
| 485 | arg: lw byte count |
| 486 | da data */ |
| 487 | |
| 488 | case ETIR_S_C_STO_IMMR: |
| 489 | { |
| 490 | int size; |
| 491 | |
| 492 | size = bfd_getl32 (ptr); |
| 493 | dummy = (unsigned long) _bfd_vms_pop (abfd, NULL); |
| 494 | while (dummy-- > 0) |
| 495 | image_dump (abfd, ptr+4, size, 0); |
| 496 | } |
| 497 | break; |
| 498 | |
| 499 | /* store global: write symbol value |
| 500 | arg: cs global symbol name. */ |
| 501 | |
| 502 | case ETIR_S_C_STO_GBL: |
| 503 | { |
| 504 | vms_symbol_entry *entry; |
| 505 | char *name; |
| 506 | |
| 507 | name = _bfd_vms_save_counted_string (ptr); |
| 508 | entry = (vms_symbol_entry *) bfd_hash_lookup (PRIV (vms_symbol_table), |
| 509 | name, FALSE, FALSE); |
| 510 | if (entry == (vms_symbol_entry *) NULL) |
| 511 | { |
| 512 | (*_bfd_error_handler) (_("%s: no symbol \"%s\""), |
| 513 | cmd_name (cmd), name); |
| 514 | return FALSE; |
| 515 | } |
| 516 | else |
| 517 | /* FIXME, reloc. */ |
| 518 | image_write_q (abfd, (uquad) (entry->symbol->value)); |
| 519 | } |
| 520 | break; |
| 521 | |
| 522 | /* store code address: write address of entry point |
| 523 | arg: cs global symbol name (procedure). */ |
| 524 | |
| 525 | case ETIR_S_C_STO_CA: |
| 526 | { |
| 527 | vms_symbol_entry *entry; |
| 528 | char *name; |
| 529 | |
| 530 | name = _bfd_vms_save_counted_string (ptr); |
| 531 | entry = (vms_symbol_entry *) bfd_hash_lookup (PRIV (vms_symbol_table), |
| 532 | name, FALSE, FALSE); |
| 533 | if (entry == (vms_symbol_entry *) NULL) |
| 534 | { |
| 535 | (*_bfd_error_handler) (_("%s: no symbol \"%s\""), |
| 536 | cmd_name (cmd), name); |
| 537 | return FALSE; |
| 538 | } |
| 539 | else |
| 540 | image_write_q (abfd, (uquad) (entry->symbol->value)); /* FIXME, reloc */ |
| 541 | } |
| 542 | break; |
| 543 | |
| 544 | /* Store offset to psect: pop stack, add low 32 bits to base of psect |
| 545 | arg: none. */ |
| 546 | |
| 547 | case ETIR_S_C_STO_OFF: |
| 548 | { |
| 549 | uquad q; |
| 550 | int psect1; |
| 551 | |
| 552 | q = _bfd_vms_pop (abfd, &psect1); |
| 553 | q += (PRIV (sections)[psect1])->vma; |
| 554 | image_write_q (abfd, q); |
| 555 | } |
| 556 | break; |
| 557 | |
| 558 | /* Store immediate |
| 559 | arg: lw count of bytes |
| 560 | da data. */ |
| 561 | |
| 562 | case ETIR_S_C_STO_IMM: |
| 563 | { |
| 564 | int size; |
| 565 | |
| 566 | size = bfd_getl32 (ptr); |
| 567 | image_dump (abfd, ptr+4, size, 0); |
| 568 | } |
| 569 | break; |
| 570 | |
| 571 | /* This code is 'reserved to digital' according to the openVMS |
| 572 | linker manual, however it is generated by the DEC C compiler |
| 573 | and defined in the include file. |
| 574 | FIXME, since the following is just a guess |
| 575 | store global longword: store 32bit value of symbol |
| 576 | arg: cs symbol name. */ |
| 577 | |
| 578 | case ETIR_S_C_STO_GBL_LW: |
| 579 | { |
| 580 | vms_symbol_entry *entry; |
| 581 | char *name; |
| 582 | |
| 583 | name = _bfd_vms_save_counted_string (ptr); |
| 584 | entry = (vms_symbol_entry *) bfd_hash_lookup (PRIV (vms_symbol_table), |
| 585 | name, FALSE, FALSE); |
| 586 | if (entry == (vms_symbol_entry *) NULL) |
| 587 | { |
| 588 | #if VMS_DEBUG |
| 589 | _bfd_vms_debug (3, "%s: no symbol \"%s\"\n", cmd_name (cmd), name); |
| 590 | #endif |
| 591 | image_write_l (abfd, (unsigned long) 0); /* FIXME, reloc */ |
| 592 | } |
| 593 | else |
| 594 | /* FIXME, reloc. */ |
| 595 | image_write_l (abfd, (unsigned long) (entry->symbol->value)); |
| 596 | } |
| 597 | break; |
| 598 | |
| 599 | case ETIR_S_C_STO_RB: |
| 600 | case ETIR_S_C_STO_AB: |
| 601 | case ETIR_S_C_STO_LP_PSB: |
| 602 | (*_bfd_error_handler) (_("%s: not supported"), cmd_name (cmd)); |
| 603 | break; |
| 604 | |
| 605 | case ETIR_S_C_STO_HINT_GBL: |
| 606 | case ETIR_S_C_STO_HINT_PS: |
| 607 | (*_bfd_error_handler) (_("%s: not implemented"), cmd_name (cmd)); |
| 608 | break; |
| 609 | |
| 610 | default: |
| 611 | (*_bfd_error_handler) (_("reserved STO cmd %d"), cmd); |
| 612 | break; |
| 613 | } |
| 614 | |
| 615 | return TRUE; |
| 616 | } |
| 617 | |
| 618 | /* Stack operator commands |
| 619 | all 32 bit signed arithmetic |
| 620 | all word just like a stack calculator |
| 621 | arguments are popped from stack, results are pushed on stack |
| 622 | |
| 623 | see table B-10 of the openVMS linker manual. */ |
| 624 | |
| 625 | static bfd_boolean |
| 626 | etir_opr (abfd, cmd, ptr) |
| 627 | bfd *abfd; |
| 628 | int cmd; |
| 629 | unsigned char *ptr ATTRIBUTE_UNUSED; |
| 630 | { |
| 631 | long op1, op2; |
| 632 | |
| 633 | #if VMS_DEBUG |
| 634 | _bfd_vms_debug (5, "etir_opr %d/%x\n", cmd, cmd); |
| 635 | _bfd_hexdump (8, ptr, 16, (int) ptr); |
| 636 | #endif |
| 637 | |
| 638 | switch (cmd) |
| 639 | { |
| 640 | case ETIR_S_C_OPR_NOP: /* no-op */ |
| 641 | break; |
| 642 | |
| 643 | case ETIR_S_C_OPR_ADD: /* add */ |
| 644 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 645 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 646 | _bfd_vms_push (abfd, (uquad) (op1 + op2), -1); |
| 647 | break; |
| 648 | |
| 649 | case ETIR_S_C_OPR_SUB: /* subtract */ |
| 650 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 651 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 652 | _bfd_vms_push (abfd, (uquad) (op2 - op1), -1); |
| 653 | break; |
| 654 | |
| 655 | case ETIR_S_C_OPR_MUL: /* multiply */ |
| 656 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 657 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 658 | _bfd_vms_push (abfd, (uquad) (op1 * op2), -1); |
| 659 | break; |
| 660 | |
| 661 | case ETIR_S_C_OPR_DIV: /* divide */ |
| 662 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 663 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 664 | if (op2 == 0) |
| 665 | _bfd_vms_push (abfd, (uquad) 0, -1); |
| 666 | else |
| 667 | _bfd_vms_push (abfd, (uquad) (op2 / op1), -1); |
| 668 | break; |
| 669 | |
| 670 | case ETIR_S_C_OPR_AND: /* logical and */ |
| 671 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 672 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 673 | _bfd_vms_push (abfd, (uquad) (op1 & op2), -1); |
| 674 | break; |
| 675 | |
| 676 | case ETIR_S_C_OPR_IOR: /* logical inclusive or */ |
| 677 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 678 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 679 | _bfd_vms_push (abfd, (uquad) (op1 | op2), -1); |
| 680 | break; |
| 681 | |
| 682 | case ETIR_S_C_OPR_EOR: /* logical exclusive or */ |
| 683 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 684 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 685 | _bfd_vms_push (abfd, (uquad) (op1 ^ op2), -1); |
| 686 | break; |
| 687 | |
| 688 | case ETIR_S_C_OPR_NEG: /* negate */ |
| 689 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 690 | _bfd_vms_push (abfd, (uquad) (-op1), -1); |
| 691 | break; |
| 692 | |
| 693 | case ETIR_S_C_OPR_COM: /* complement */ |
| 694 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 695 | _bfd_vms_push (abfd, (uquad) (op1 ^ -1L), -1); |
| 696 | break; |
| 697 | |
| 698 | case ETIR_S_C_OPR_ASH: /* arithmetic shift */ |
| 699 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 700 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 701 | if (op2 < 0) /* shift right */ |
| 702 | op1 >>= -op2; |
| 703 | else /* shift left */ |
| 704 | op1 <<= op2; |
| 705 | _bfd_vms_push (abfd, (uquad) op1, -1); |
| 706 | break; |
| 707 | |
| 708 | case ETIR_S_C_OPR_INSV: /* insert field */ |
| 709 | (void) _bfd_vms_pop (abfd, NULL); |
| 710 | case ETIR_S_C_OPR_USH: /* unsigned shift */ |
| 711 | case ETIR_S_C_OPR_ROT: /* rotate */ |
| 712 | case ETIR_S_C_OPR_REDEF: /* Redefine symbol to current location. */ |
| 713 | case ETIR_S_C_OPR_DFLIT: /* Define a literal. */ |
| 714 | (*_bfd_error_handler) (_("%s: not supported"), cmd_name (cmd)); |
| 715 | break; |
| 716 | |
| 717 | case ETIR_S_C_OPR_SEL: /* select */ |
| 718 | if ((long) _bfd_vms_pop (abfd, NULL) & 0x01L) |
| 719 | (void) _bfd_vms_pop (abfd, NULL); |
| 720 | else |
| 721 | { |
| 722 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 723 | (void) _bfd_vms_pop (abfd, NULL); |
| 724 | _bfd_vms_push (abfd, (uquad) op1, -1); |
| 725 | } |
| 726 | break; |
| 727 | |
| 728 | default: |
| 729 | (*_bfd_error_handler) (_("reserved OPR cmd %d"), cmd); |
| 730 | break; |
| 731 | } |
| 732 | |
| 733 | return TRUE; |
| 734 | } |
| 735 | |
| 736 | /* Control commands. |
| 737 | |
| 738 | See table B-11 of the openVMS linker manual. */ |
| 739 | |
| 740 | static bfd_boolean |
| 741 | etir_ctl (abfd, cmd, ptr) |
| 742 | bfd *abfd; |
| 743 | int cmd; |
| 744 | unsigned char *ptr; |
| 745 | { |
| 746 | uquad dummy; |
| 747 | int psect; |
| 748 | |
| 749 | #if VMS_DEBUG |
| 750 | _bfd_vms_debug (5, "etir_ctl %d/%x\n", cmd, cmd); |
| 751 | _bfd_hexdump (8, ptr, 16, (int) ptr); |
| 752 | #endif |
| 753 | |
| 754 | switch (cmd) |
| 755 | { |
| 756 | /* set relocation base: pop stack, set image location counter |
| 757 | arg: none. */ |
| 758 | |
| 759 | case ETIR_S_C_CTL_SETRB: |
| 760 | dummy = _bfd_vms_pop (abfd, &psect); |
| 761 | image_set_ptr (abfd, psect, dummy); |
| 762 | break; |
| 763 | |
| 764 | /* augment relocation base: increment image location counter by offset |
| 765 | arg: lw offset value */ |
| 766 | |
| 767 | case ETIR_S_C_CTL_AUGRB: |
| 768 | dummy = bfd_getl32 (ptr); |
| 769 | image_inc_ptr (abfd, dummy); |
| 770 | break; |
| 771 | |
| 772 | /* define location: pop index, save location counter under index |
| 773 | arg: none. */ |
| 774 | |
| 775 | case ETIR_S_C_CTL_DFLOC: |
| 776 | dummy = _bfd_vms_pop (abfd, NULL); |
| 777 | /* FIXME */ |
| 778 | break; |
| 779 | |
| 780 | /* set location: pop index, restore location counter from index |
| 781 | arg: none. */ |
| 782 | |
| 783 | case ETIR_S_C_CTL_STLOC: |
| 784 | dummy = _bfd_vms_pop (abfd, &psect); |
| 785 | /* FIXME */ |
| 786 | break; |
| 787 | |
| 788 | /* stack defined location: pop index, push location counter from index |
| 789 | arg: none. */ |
| 790 | |
| 791 | case ETIR_S_C_CTL_STKDL: |
| 792 | dummy = _bfd_vms_pop (abfd, &psect); |
| 793 | /* FIXME */ |
| 794 | break; |
| 795 | |
| 796 | default: |
| 797 | (*_bfd_error_handler) (_("reserved CTL cmd %d"), cmd); |
| 798 | break; |
| 799 | } |
| 800 | return TRUE; |
| 801 | } |
| 802 | |
| 803 | /* store conditional commands |
| 804 | |
| 805 | See table B-12 and B-13 of the openVMS linker manual. */ |
| 806 | |
| 807 | static bfd_boolean |
| 808 | etir_stc (abfd, cmd, ptr) |
| 809 | bfd *abfd; |
| 810 | int cmd; |
| 811 | unsigned char *ptr ATTRIBUTE_UNUSED; |
| 812 | { |
| 813 | #if VMS_DEBUG |
| 814 | _bfd_vms_debug (5, "etir_stc %d/%x\n", cmd, cmd); |
| 815 | _bfd_hexdump (8, ptr, 16, (int) ptr); |
| 816 | #endif |
| 817 | |
| 818 | switch (cmd) |
| 819 | { |
| 820 | /* 200 Store-conditional Linkage Pair |
| 821 | arg: none. */ |
| 822 | |
| 823 | case ETIR_S_C_STC_LP: |
| 824 | (*_bfd_error_handler) (_("%s: not supported"), cmd_name (cmd)); |
| 825 | break; |
| 826 | |
| 827 | /* 201 Store-conditional Linkage Pair with Procedure Signature |
| 828 | arg: lw linkage index |
| 829 | cs procedure name |
| 830 | by signature length |
| 831 | da signature. */ |
| 832 | |
| 833 | case ETIR_S_C_STC_LP_PSB: |
| 834 | image_inc_ptr (abfd, (uquad) 16); /* skip entry,procval */ |
| 835 | break; |
| 836 | |
| 837 | /* 202 Store-conditional Address at global address |
| 838 | arg: lw linkage index |
| 839 | cs global name. */ |
| 840 | |
| 841 | case ETIR_S_C_STC_GBL: |
| 842 | (*_bfd_error_handler) (_("%s: not supported"), cmd_name (cmd)); |
| 843 | break; |
| 844 | |
| 845 | /* 203 Store-conditional Code Address at global address |
| 846 | arg: lw linkage index |
| 847 | cs procedure name. */ |
| 848 | |
| 849 | case ETIR_S_C_STC_GCA: |
| 850 | (*_bfd_error_handler) (_("%s: not supported"), cmd_name (cmd)); |
| 851 | break; |
| 852 | |
| 853 | /* 204 Store-conditional Address at psect + offset |
| 854 | arg: lw linkage index |
| 855 | lw psect index |
| 856 | qw offset. */ |
| 857 | |
| 858 | case ETIR_S_C_STC_PS: |
| 859 | (*_bfd_error_handler) (_("%s: not supported"), cmd_name (cmd)); |
| 860 | break; |
| 861 | |
| 862 | /* 205 Store-conditional NOP at address of global |
| 863 | arg: none. */ |
| 864 | |
| 865 | case ETIR_S_C_STC_NOP_GBL: |
| 866 | |
| 867 | /* 206 Store-conditional NOP at pect + offset |
| 868 | arg: none. */ |
| 869 | |
| 870 | case ETIR_S_C_STC_NOP_PS: |
| 871 | |
| 872 | /* 207 Store-conditional BSR at global address |
| 873 | arg: none. */ |
| 874 | |
| 875 | case ETIR_S_C_STC_BSR_GBL: |
| 876 | |
| 877 | /* 208 Store-conditional BSR at pect + offset |
| 878 | arg: none. */ |
| 879 | |
| 880 | case ETIR_S_C_STC_BSR_PS: |
| 881 | |
| 882 | /* 209 Store-conditional LDA at global address |
| 883 | arg: none. */ |
| 884 | |
| 885 | case ETIR_S_C_STC_LDA_GBL: |
| 886 | |
| 887 | /* 210 Store-conditional LDA at psect + offset |
| 888 | arg: none. */ |
| 889 | |
| 890 | case ETIR_S_C_STC_LDA_PS: |
| 891 | |
| 892 | /* 211 Store-conditional BSR or Hint at global address |
| 893 | arg: none. */ |
| 894 | |
| 895 | case ETIR_S_C_STC_BOH_GBL: |
| 896 | |
| 897 | /* 212 Store-conditional BSR or Hint at pect + offset |
| 898 | arg: none. */ |
| 899 | |
| 900 | case ETIR_S_C_STC_BOH_PS: |
| 901 | |
| 902 | /* 213 Store-conditional NOP,BSR or HINT at global address |
| 903 | arg: none. */ |
| 904 | |
| 905 | case ETIR_S_C_STC_NBH_GBL: |
| 906 | |
| 907 | /* 214 Store-conditional NOP,BSR or HINT at psect + offset |
| 908 | arg: none. */ |
| 909 | |
| 910 | case ETIR_S_C_STC_NBH_PS: |
| 911 | /* FIXME */ |
| 912 | #if 0 |
| 913 | (*_bfd_error_handler) ("%s: not supported", cmd_name (cmd)); |
| 914 | #endif |
| 915 | break; |
| 916 | |
| 917 | default: |
| 918 | #if VMS_DEBUG |
| 919 | _bfd_vms_debug (3, "reserved STC cmd %d", cmd); |
| 920 | #endif |
| 921 | break; |
| 922 | } |
| 923 | return TRUE; |
| 924 | } |
| 925 | |
| 926 | static asection * |
| 927 | new_section (abfd, idx) |
| 928 | bfd *abfd ATTRIBUTE_UNUSED; |
| 929 | int idx; |
| 930 | { |
| 931 | asection *section; |
| 932 | char sname[16]; |
| 933 | char *name; |
| 934 | |
| 935 | #if VMS_DEBUG |
| 936 | _bfd_vms_debug (5, "new_section %d\n", idx); |
| 937 | #endif |
| 938 | sprintf (sname, SECTION_NAME_TEMPLATE, idx); |
| 939 | |
| 940 | name = bfd_malloc ((bfd_size_type) strlen (sname) + 1); |
| 941 | if (name == 0) |
| 942 | return 0; |
| 943 | strcpy (name, sname); |
| 944 | |
| 945 | section = bfd_malloc ((bfd_size_type) sizeof (asection)); |
| 946 | if (section == 0) |
| 947 | { |
| 948 | #if VMS_DEBUG |
| 949 | _bfd_vms_debug (6, "bfd_make_section (%s) failed", name); |
| 950 | #endif |
| 951 | return 0; |
| 952 | } |
| 953 | |
| 954 | section->_raw_size = 0; |
| 955 | section->vma = 0; |
| 956 | section->contents = 0; |
| 957 | section->_cooked_size = 0; |
| 958 | section->name = name; |
| 959 | section->index = idx; |
| 960 | |
| 961 | return section; |
| 962 | } |
| 963 | |
| 964 | static int |
| 965 | alloc_section (abfd, idx) |
| 966 | bfd *abfd; |
| 967 | unsigned int idx; |
| 968 | { |
| 969 | bfd_size_type amt; |
| 970 | |
| 971 | #if VMS_DEBUG |
| 972 | _bfd_vms_debug (4, "alloc_section %d\n", idx); |
| 973 | #endif |
| 974 | |
| 975 | amt = idx + 1; |
| 976 | amt *= sizeof (asection *); |
| 977 | PRIV (sections) = (asection **) bfd_realloc (PRIV (sections), amt); |
| 978 | if (PRIV (sections) == 0) |
| 979 | return -1; |
| 980 | |
| 981 | while (PRIV (section_count) <= idx) |
| 982 | { |
| 983 | PRIV (sections)[PRIV (section_count)] |
| 984 | = new_section (abfd, (int) PRIV (section_count)); |
| 985 | if (PRIV (sections)[PRIV (section_count)] == 0) |
| 986 | return -1; |
| 987 | PRIV (section_count)++; |
| 988 | } |
| 989 | |
| 990 | return 0; |
| 991 | } |
| 992 | |
| 993 | /* tir_sta |
| 994 | |
| 995 | vax stack commands |
| 996 | |
| 997 | Handle sta_xxx commands in tir section |
| 998 | ptr points to data area in record |
| 999 | |
| 1000 | See table 7-3 of the VAX/VMS linker manual. */ |
| 1001 | |
| 1002 | static unsigned char * |
| 1003 | tir_sta (bfd *abfd, unsigned char *ptr) |
| 1004 | { |
| 1005 | int cmd = *ptr++; |
| 1006 | |
| 1007 | #if VMS_DEBUG |
| 1008 | _bfd_vms_debug (5, "tir_sta %d\n", cmd); |
| 1009 | #endif |
| 1010 | |
| 1011 | switch (cmd) |
| 1012 | { |
| 1013 | /* stack */ |
| 1014 | case TIR_S_C_STA_GBL: |
| 1015 | /* stack global |
| 1016 | arg: cs symbol name |
| 1017 | |
| 1018 | stack 32 bit value of symbol (high bits set to 0). */ |
| 1019 | { |
| 1020 | char *name; |
| 1021 | vms_symbol_entry *entry; |
| 1022 | |
| 1023 | name = _bfd_vms_save_counted_string (ptr); |
| 1024 | |
| 1025 | entry = _bfd_vms_enter_symbol (abfd, name); |
| 1026 | if (entry == (vms_symbol_entry *) NULL) |
| 1027 | return 0; |
| 1028 | |
| 1029 | _bfd_vms_push (abfd, (uquad) (entry->symbol->value), -1); |
| 1030 | ptr += *ptr + 1; |
| 1031 | } |
| 1032 | break; |
| 1033 | |
| 1034 | case TIR_S_C_STA_SB: |
| 1035 | /* stack signed byte |
| 1036 | arg: by value |
| 1037 | |
| 1038 | stack byte value, sign extend to 32 bit. */ |
| 1039 | _bfd_vms_push (abfd, (uquad) *ptr++, -1); |
| 1040 | break; |
| 1041 | |
| 1042 | case TIR_S_C_STA_SW: |
| 1043 | /* stack signed short word |
| 1044 | arg: sh value |
| 1045 | |
| 1046 | stack 16 bit value, sign extend to 32 bit. */ |
| 1047 | _bfd_vms_push (abfd, (uquad) bfd_getl16 (ptr), -1); |
| 1048 | ptr += 2; |
| 1049 | break; |
| 1050 | |
| 1051 | case TIR_S_C_STA_LW: |
| 1052 | /* stack signed longword |
| 1053 | arg: lw value |
| 1054 | |
| 1055 | stack 32 bit value. */ |
| 1056 | _bfd_vms_push (abfd, (uquad) bfd_getl32 (ptr), -1); |
| 1057 | ptr += 4; |
| 1058 | break; |
| 1059 | |
| 1060 | case TIR_S_C_STA_PB: |
| 1061 | case TIR_S_C_STA_WPB: |
| 1062 | /* stack psect base plus byte offset (word index) |
| 1063 | arg: by section index |
| 1064 | (sh section index) |
| 1065 | by signed byte offset. */ |
| 1066 | { |
| 1067 | unsigned long dummy; |
| 1068 | unsigned int psect; |
| 1069 | |
| 1070 | if (cmd == TIR_S_C_STA_PB) |
| 1071 | psect = *ptr++; |
| 1072 | else |
| 1073 | { |
| 1074 | psect = bfd_getl16 (ptr); |
| 1075 | ptr += 2; |
| 1076 | } |
| 1077 | |
| 1078 | if (psect >= PRIV (section_count)) |
| 1079 | alloc_section (abfd, psect); |
| 1080 | |
| 1081 | dummy = (long) *ptr++; |
| 1082 | dummy += (PRIV (sections)[psect])->vma; |
| 1083 | _bfd_vms_push (abfd, (uquad) dummy, (int) psect); |
| 1084 | } |
| 1085 | break; |
| 1086 | |
| 1087 | case TIR_S_C_STA_PW: |
| 1088 | case TIR_S_C_STA_WPW: |
| 1089 | /* stack psect base plus word offset (word index) |
| 1090 | arg: by section index |
| 1091 | (sh section index) |
| 1092 | sh signed short offset. */ |
| 1093 | { |
| 1094 | unsigned long dummy; |
| 1095 | unsigned int psect; |
| 1096 | |
| 1097 | if (cmd == TIR_S_C_STA_PW) |
| 1098 | psect = *ptr++; |
| 1099 | else |
| 1100 | { |
| 1101 | psect = bfd_getl16 (ptr); |
| 1102 | ptr += 2; |
| 1103 | } |
| 1104 | |
| 1105 | if (psect >= PRIV (section_count)) |
| 1106 | alloc_section (abfd, psect); |
| 1107 | |
| 1108 | dummy = bfd_getl16 (ptr); ptr+=2; |
| 1109 | dummy += (PRIV (sections)[psect])->vma; |
| 1110 | _bfd_vms_push (abfd, (uquad) dummy, (int) psect); |
| 1111 | } |
| 1112 | break; |
| 1113 | |
| 1114 | case TIR_S_C_STA_PL: |
| 1115 | case TIR_S_C_STA_WPL: |
| 1116 | /* stack psect base plus long offset (word index) |
| 1117 | arg: by section index |
| 1118 | (sh section index) |
| 1119 | lw signed longword offset. */ |
| 1120 | { |
| 1121 | unsigned long dummy; |
| 1122 | unsigned int psect; |
| 1123 | |
| 1124 | if (cmd == TIR_S_C_STA_PL) |
| 1125 | psect = *ptr++; |
| 1126 | else |
| 1127 | { |
| 1128 | psect = bfd_getl16 (ptr); |
| 1129 | ptr += 2; |
| 1130 | } |
| 1131 | |
| 1132 | if (psect >= PRIV (section_count)) |
| 1133 | alloc_section (abfd, psect); |
| 1134 | |
| 1135 | dummy = bfd_getl32 (ptr); ptr += 4; |
| 1136 | dummy += (PRIV (sections)[psect])->vma; |
| 1137 | _bfd_vms_push (abfd, (uquad) dummy, (int) psect); |
| 1138 | } |
| 1139 | break; |
| 1140 | |
| 1141 | case TIR_S_C_STA_UB: |
| 1142 | /* stack unsigned byte |
| 1143 | arg: by value |
| 1144 | |
| 1145 | stack byte value. */ |
| 1146 | _bfd_vms_push (abfd, (uquad) *ptr++, -1); |
| 1147 | break; |
| 1148 | |
| 1149 | case TIR_S_C_STA_UW: |
| 1150 | /* stack unsigned short word |
| 1151 | arg: sh value |
| 1152 | |
| 1153 | stack 16 bit value. */ |
| 1154 | _bfd_vms_push (abfd, (uquad) bfd_getl16 (ptr), -1); |
| 1155 | ptr += 2; |
| 1156 | break; |
| 1157 | |
| 1158 | case TIR_S_C_STA_BFI: |
| 1159 | /* stack byte from image |
| 1160 | arg: none. */ |
| 1161 | /* FALLTHRU */ |
| 1162 | case TIR_S_C_STA_WFI: |
| 1163 | /* stack byte from image |
| 1164 | arg: none. */ |
| 1165 | /* FALLTHRU */ |
| 1166 | case TIR_S_C_STA_LFI: |
| 1167 | /* stack byte from image |
| 1168 | arg: none. */ |
| 1169 | (*_bfd_error_handler) (_("stack-from-image not implemented")); |
| 1170 | return NULL; |
| 1171 | |
| 1172 | case TIR_S_C_STA_EPM: |
| 1173 | /* stack entry point mask |
| 1174 | arg: cs symbol name |
| 1175 | |
| 1176 | stack (unsigned) entry point mask of symbol |
| 1177 | err if symbol is no entry point. */ |
| 1178 | { |
| 1179 | char *name; |
| 1180 | vms_symbol_entry *entry; |
| 1181 | |
| 1182 | name = _bfd_vms_save_counted_string (ptr); |
| 1183 | entry = _bfd_vms_enter_symbol (abfd, name); |
| 1184 | if (entry == (vms_symbol_entry *) NULL) |
| 1185 | return 0; |
| 1186 | |
| 1187 | (*_bfd_error_handler) (_("stack-entry-mask not fully implemented")); |
| 1188 | _bfd_vms_push (abfd, (uquad) 0, -1); |
| 1189 | ptr += *ptr + 1; |
| 1190 | } |
| 1191 | break; |
| 1192 | |
| 1193 | case TIR_S_C_STA_CKARG: |
| 1194 | /* compare procedure argument |
| 1195 | arg: cs symbol name |
| 1196 | by argument index |
| 1197 | da argument descriptor |
| 1198 | |
| 1199 | compare argument descriptor with symbol argument (ARG$V_PASSMECH) |
| 1200 | and stack TRUE (args match) or FALSE (args dont match) value. */ |
| 1201 | (*_bfd_error_handler) (_("PASSMECH not fully implemented")); |
| 1202 | _bfd_vms_push (abfd, (uquad) 1, -1); |
| 1203 | break; |
| 1204 | |
| 1205 | case TIR_S_C_STA_LSY: |
| 1206 | /* stack local symbol value |
| 1207 | arg: sh environment index |
| 1208 | cs symbol name. */ |
| 1209 | { |
| 1210 | int envidx; |
| 1211 | char *name; |
| 1212 | vms_symbol_entry *entry; |
| 1213 | |
| 1214 | envidx = bfd_getl16 (ptr); |
| 1215 | ptr += 2; |
| 1216 | name = _bfd_vms_save_counted_string (ptr); |
| 1217 | entry = _bfd_vms_enter_symbol (abfd, name); |
| 1218 | if (entry == (vms_symbol_entry *) NULL) |
| 1219 | return 0; |
| 1220 | (*_bfd_error_handler) (_("stack-local-symbol not fully implemented")); |
| 1221 | _bfd_vms_push (abfd, (uquad) 0, -1); |
| 1222 | ptr += *ptr + 1; |
| 1223 | } |
| 1224 | break; |
| 1225 | |
| 1226 | case TIR_S_C_STA_LIT: |
| 1227 | /* stack literal |
| 1228 | arg: by literal index |
| 1229 | |
| 1230 | stack literal. */ |
| 1231 | ptr++; |
| 1232 | _bfd_vms_push (abfd, (uquad) 0, -1); |
| 1233 | (*_bfd_error_handler) (_("stack-literal not fully implemented")); |
| 1234 | break; |
| 1235 | |
| 1236 | case TIR_S_C_STA_LEPM: |
| 1237 | /* stack local symbol entry point mask |
| 1238 | arg: sh environment index |
| 1239 | cs symbol name |
| 1240 | |
| 1241 | stack (unsigned) entry point mask of symbol |
| 1242 | err if symbol is no entry point. */ |
| 1243 | { |
| 1244 | int envidx; |
| 1245 | char *name; |
| 1246 | vms_symbol_entry *entry; |
| 1247 | |
| 1248 | envidx = bfd_getl16 (ptr); |
| 1249 | ptr += 2; |
| 1250 | name = _bfd_vms_save_counted_string (ptr); |
| 1251 | entry = _bfd_vms_enter_symbol (abfd, name); |
| 1252 | if (entry == (vms_symbol_entry *) NULL) |
| 1253 | return 0; |
| 1254 | (*_bfd_error_handler) (_("stack-local-symbol-entry-point-mask not fully implemented")); |
| 1255 | _bfd_vms_push (abfd, (uquad) 0, -1); |
| 1256 | ptr += *ptr + 1; |
| 1257 | } |
| 1258 | break; |
| 1259 | |
| 1260 | default: |
| 1261 | (*_bfd_error_handler) (_("reserved STA cmd %d"), ptr[-1]); |
| 1262 | return NULL; |
| 1263 | break; |
| 1264 | } |
| 1265 | |
| 1266 | return ptr; |
| 1267 | } |
| 1268 | |
| 1269 | static const char * |
| 1270 | tir_cmd_name (cmd) |
| 1271 | int cmd; |
| 1272 | { |
| 1273 | switch (cmd) |
| 1274 | { |
| 1275 | case TIR_S_C_STO_RSB: return "TIR_S_C_STO_RSB"; |
| 1276 | case TIR_S_C_STO_RSW: return "TIR_S_C_STO_RSW"; |
| 1277 | case TIR_S_C_STO_RL: return "TIR_S_C_STO_RL"; |
| 1278 | case TIR_S_C_STO_VPS: return "TIR_S_C_STO_VPS"; |
| 1279 | case TIR_S_C_STO_USB: return "TIR_S_C_STO_USB"; |
| 1280 | case TIR_S_C_STO_USW: return "TIR_S_C_STO_USW"; |
| 1281 | case TIR_S_C_STO_RUB: return "TIR_S_C_STO_RUB"; |
| 1282 | case TIR_S_C_STO_RUW: return "TIR_S_C_STO_RUW"; |
| 1283 | case TIR_S_C_STO_PIRR: return "TIR_S_C_STO_PIRR"; |
| 1284 | case TIR_S_C_OPR_INSV: return "TIR_S_C_OPR_INSV"; |
| 1285 | case TIR_S_C_OPR_DFLIT: return "TIR_S_C_OPR_DFLIT"; |
| 1286 | case TIR_S_C_OPR_REDEF: return "TIR_S_C_OPR_REDEF"; |
| 1287 | case TIR_S_C_OPR_ROT: return "TIR_S_C_OPR_ROT"; |
| 1288 | case TIR_S_C_OPR_USH: return "TIR_S_C_OPR_USH"; |
| 1289 | case TIR_S_C_OPR_ASH: return "TIR_S_C_OPR_ASH"; |
| 1290 | case TIR_S_C_CTL_DFLOC: return "TIR_S_C_CTL_DFLOC"; |
| 1291 | case TIR_S_C_CTL_STLOC: return "TIR_S_C_CTL_STLOC"; |
| 1292 | case TIR_S_C_CTL_STKDL: return "TIR_S_C_CTL_STKDL"; |
| 1293 | |
| 1294 | default: |
| 1295 | /* These strings have not been added yet. */ |
| 1296 | abort (); |
| 1297 | } |
| 1298 | } |
| 1299 | |
| 1300 | /* tir_sto |
| 1301 | |
| 1302 | vax store commands |
| 1303 | |
| 1304 | handle sto_xxx commands in tir section |
| 1305 | ptr points to data area in record |
| 1306 | |
| 1307 | See table 7-4 of the VAX/VMS linker manual. */ |
| 1308 | |
| 1309 | static unsigned char * |
| 1310 | tir_sto (bfd *abfd, unsigned char *ptr) |
| 1311 | { |
| 1312 | unsigned long dummy; |
| 1313 | int size; |
| 1314 | int psect; |
| 1315 | |
| 1316 | #if VMS_DEBUG |
| 1317 | _bfd_vms_debug (5, "tir_sto %d\n", *ptr); |
| 1318 | #endif |
| 1319 | |
| 1320 | switch (*ptr++) |
| 1321 | { |
| 1322 | case TIR_S_C_STO_SB: |
| 1323 | /* store signed byte: pop stack, write byte |
| 1324 | arg: none. */ |
| 1325 | dummy = _bfd_vms_pop (abfd, &psect); |
| 1326 | image_write_b (abfd, dummy & 0xff); /* FIXME: check top bits */ |
| 1327 | break; |
| 1328 | |
| 1329 | case TIR_S_C_STO_SW: |
| 1330 | /* store signed word: pop stack, write word |
| 1331 | arg: none. */ |
| 1332 | dummy = _bfd_vms_pop (abfd, &psect); |
| 1333 | image_write_w (abfd, dummy & 0xffff); /* FIXME: check top bits */ |
| 1334 | break; |
| 1335 | |
| 1336 | case TIR_S_C_STO_LW: |
| 1337 | /* store longword: pop stack, write longword |
| 1338 | arg: none. */ |
| 1339 | dummy = _bfd_vms_pop (abfd, &psect); |
| 1340 | image_write_l (abfd, dummy & 0xffffffff); /* FIXME: check top bits */ |
| 1341 | break; |
| 1342 | |
| 1343 | case TIR_S_C_STO_BD: |
| 1344 | /* store byte displaced: pop stack, sub lc+1, write byte |
| 1345 | arg: none. */ |
| 1346 | dummy = _bfd_vms_pop (abfd, &psect); |
| 1347 | dummy -= ((PRIV (sections)[psect])->vma + 1); |
| 1348 | image_write_b (abfd, dummy & 0xff);/* FIXME: check top bits */ |
| 1349 | break; |
| 1350 | |
| 1351 | case TIR_S_C_STO_WD: |
| 1352 | /* store word displaced: pop stack, sub lc+2, write word |
| 1353 | arg: none. */ |
| 1354 | dummy = _bfd_vms_pop (abfd, &psect); |
| 1355 | dummy -= ((PRIV (sections)[psect])->vma + 2); |
| 1356 | image_write_w (abfd, dummy & 0xffff);/* FIXME: check top bits */ |
| 1357 | break; |
| 1358 | |
| 1359 | case TIR_S_C_STO_LD: |
| 1360 | /* store long displaced: pop stack, sub lc+4, write long |
| 1361 | arg: none. */ |
| 1362 | dummy = _bfd_vms_pop (abfd, &psect); |
| 1363 | dummy -= ((PRIV (sections)[psect])->vma + 4); |
| 1364 | image_write_l (abfd, dummy & 0xffffffff);/* FIXME: check top bits */ |
| 1365 | break; |
| 1366 | |
| 1367 | case TIR_S_C_STO_LI: |
| 1368 | /* store short literal: pop stack, write byte |
| 1369 | arg: none. */ |
| 1370 | dummy = _bfd_vms_pop (abfd, &psect); |
| 1371 | image_write_b (abfd, dummy & 0xff);/* FIXME: check top bits */ |
| 1372 | break; |
| 1373 | |
| 1374 | case TIR_S_C_STO_PIDR: |
| 1375 | /* store position independent data reference: pop stack, write longword |
| 1376 | arg: none. |
| 1377 | FIXME: incomplete ! */ |
| 1378 | dummy = _bfd_vms_pop (abfd, &psect); |
| 1379 | image_write_l (abfd, dummy & 0xffffffff); |
| 1380 | break; |
| 1381 | |
| 1382 | case TIR_S_C_STO_PICR: |
| 1383 | /* store position independent code reference: pop stack, write longword |
| 1384 | arg: none. |
| 1385 | FIXME: incomplete ! */ |
| 1386 | dummy = _bfd_vms_pop (abfd, &psect); |
| 1387 | image_write_b (abfd, 0x9f); |
| 1388 | image_write_l (abfd, dummy & 0xffffffff); |
| 1389 | break; |
| 1390 | |
| 1391 | case TIR_S_C_STO_RIVB: |
| 1392 | /* store repeated immediate variable bytes |
| 1393 | 1-byte count n field followed by n bytes of data |
| 1394 | pop stack, write n bytes <stack> times. */ |
| 1395 | size = *ptr++; |
| 1396 | dummy = (unsigned long) _bfd_vms_pop (abfd, NULL); |
| 1397 | while (dummy-- > 0L) |
| 1398 | image_dump (abfd, ptr, size, 0); |
| 1399 | ptr += size; |
| 1400 | break; |
| 1401 | |
| 1402 | case TIR_S_C_STO_B: |
| 1403 | /* store byte from top longword. */ |
| 1404 | dummy = (unsigned long) _bfd_vms_pop (abfd, NULL); |
| 1405 | image_write_b (abfd, dummy & 0xff); |
| 1406 | break; |
| 1407 | |
| 1408 | case TIR_S_C_STO_W: |
| 1409 | /* store word from top longword. */ |
| 1410 | dummy = (unsigned long) _bfd_vms_pop (abfd, NULL); |
| 1411 | image_write_w (abfd, dummy & 0xffff); |
| 1412 | break; |
| 1413 | |
| 1414 | case TIR_S_C_STO_RB: |
| 1415 | /* store repeated byte from top longword. */ |
| 1416 | size = (unsigned long) _bfd_vms_pop (abfd, NULL); |
| 1417 | dummy = (unsigned long) _bfd_vms_pop (abfd, NULL); |
| 1418 | while (size-- > 0) |
| 1419 | image_write_b (abfd, dummy & 0xff); |
| 1420 | break; |
| 1421 | |
| 1422 | case TIR_S_C_STO_RW: |
| 1423 | /* store repeated word from top longword. */ |
| 1424 | size = (unsigned long) _bfd_vms_pop (abfd, NULL); |
| 1425 | dummy = (unsigned long) _bfd_vms_pop (abfd, NULL); |
| 1426 | while (size-- > 0) |
| 1427 | image_write_w (abfd, dummy & 0xffff); |
| 1428 | break; |
| 1429 | |
| 1430 | case TIR_S_C_STO_RSB: |
| 1431 | case TIR_S_C_STO_RSW: |
| 1432 | case TIR_S_C_STO_RL: |
| 1433 | case TIR_S_C_STO_VPS: |
| 1434 | case TIR_S_C_STO_USB: |
| 1435 | case TIR_S_C_STO_USW: |
| 1436 | case TIR_S_C_STO_RUB: |
| 1437 | case TIR_S_C_STO_RUW: |
| 1438 | case TIR_S_C_STO_PIRR: |
| 1439 | (*_bfd_error_handler) (_("%s: not implemented"), tir_cmd_name (ptr[-1])); |
| 1440 | break; |
| 1441 | |
| 1442 | default: |
| 1443 | (*_bfd_error_handler) (_("reserved STO cmd %d"), ptr[-1]); |
| 1444 | break; |
| 1445 | } |
| 1446 | |
| 1447 | return ptr; |
| 1448 | } |
| 1449 | |
| 1450 | /* stack operator commands |
| 1451 | all 32 bit signed arithmetic |
| 1452 | all word just like a stack calculator |
| 1453 | arguments are popped from stack, results are pushed on stack |
| 1454 | |
| 1455 | See table 7-5 of the VAX/VMS linker manual. */ |
| 1456 | |
| 1457 | static unsigned char * |
| 1458 | tir_opr (abfd, ptr) |
| 1459 | bfd *abfd; |
| 1460 | unsigned char *ptr; |
| 1461 | { |
| 1462 | long op1, op2; |
| 1463 | |
| 1464 | #if VMS_DEBUG |
| 1465 | _bfd_vms_debug (5, "tir_opr %d\n", *ptr); |
| 1466 | #endif |
| 1467 | |
| 1468 | switch (*ptr++) |
| 1469 | { |
| 1470 | /* operation */ |
| 1471 | case TIR_S_C_OPR_NOP: /* no-op */ |
| 1472 | break; |
| 1473 | |
| 1474 | case TIR_S_C_OPR_ADD: /* add */ |
| 1475 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 1476 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 1477 | _bfd_vms_push (abfd, (uquad) (op1 + op2), -1); |
| 1478 | break; |
| 1479 | |
| 1480 | case TIR_S_C_OPR_SUB: /* subtract */ |
| 1481 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 1482 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 1483 | _bfd_vms_push (abfd, (uquad) (op2 - op1), -1); |
| 1484 | break; |
| 1485 | |
| 1486 | case TIR_S_C_OPR_MUL: /* multiply */ |
| 1487 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 1488 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 1489 | _bfd_vms_push (abfd, (uquad) (op1 * op2), -1); |
| 1490 | break; |
| 1491 | |
| 1492 | case TIR_S_C_OPR_DIV: /* divide */ |
| 1493 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 1494 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 1495 | if (op2 == 0) |
| 1496 | _bfd_vms_push (abfd, (uquad) 0, -1); |
| 1497 | else |
| 1498 | _bfd_vms_push (abfd, (uquad) (op2 / op1), -1); |
| 1499 | break; |
| 1500 | |
| 1501 | case TIR_S_C_OPR_AND: /* logical and */ |
| 1502 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 1503 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 1504 | _bfd_vms_push (abfd, (uquad) (op1 & op2), -1); |
| 1505 | break; |
| 1506 | |
| 1507 | case TIR_S_C_OPR_IOR: /* logical inclusive or */ |
| 1508 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 1509 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 1510 | _bfd_vms_push (abfd, (uquad) (op1 | op2), -1); |
| 1511 | break; |
| 1512 | |
| 1513 | case TIR_S_C_OPR_EOR: /* logical exclusive or */ |
| 1514 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 1515 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 1516 | _bfd_vms_push (abfd, (uquad) (op1 ^ op2), -1); |
| 1517 | break; |
| 1518 | |
| 1519 | case TIR_S_C_OPR_NEG: /* negate */ |
| 1520 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 1521 | _bfd_vms_push (abfd, (uquad) (-op1), -1); |
| 1522 | break; |
| 1523 | |
| 1524 | case TIR_S_C_OPR_COM: /* complement */ |
| 1525 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 1526 | _bfd_vms_push (abfd, (uquad) (op1 ^ -1L), -1); |
| 1527 | break; |
| 1528 | |
| 1529 | case TIR_S_C_OPR_INSV: /* insert field */ |
| 1530 | (void) _bfd_vms_pop (abfd, NULL); |
| 1531 | (*_bfd_error_handler) (_("%s: not fully implemented"), |
| 1532 | tir_cmd_name (ptr[-1])); |
| 1533 | break; |
| 1534 | |
| 1535 | case TIR_S_C_OPR_ASH: /* arithmetic shift */ |
| 1536 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 1537 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 1538 | if (HIGHBIT (op1)) /* shift right */ |
| 1539 | op2 >>= op1; |
| 1540 | else /* shift left */ |
| 1541 | op2 <<= op1; |
| 1542 | _bfd_vms_push (abfd, (uquad) op2, -1); |
| 1543 | (*_bfd_error_handler) (_("%s: not fully implemented"), |
| 1544 | tir_cmd_name (ptr[-1])); |
| 1545 | break; |
| 1546 | |
| 1547 | case TIR_S_C_OPR_USH: /* unsigned shift */ |
| 1548 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 1549 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 1550 | if (HIGHBIT (op1)) /* shift right */ |
| 1551 | op2 >>= op1; |
| 1552 | else /* shift left */ |
| 1553 | op2 <<= op1; |
| 1554 | _bfd_vms_push (abfd, (uquad) op2, -1); |
| 1555 | (*_bfd_error_handler) (_("%s: not fully implemented"), |
| 1556 | tir_cmd_name (ptr[-1])); |
| 1557 | break; |
| 1558 | |
| 1559 | case TIR_S_C_OPR_ROT: /* rotate */ |
| 1560 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 1561 | op2 = (long) _bfd_vms_pop (abfd, NULL); |
| 1562 | if (HIGHBIT (0)) /* shift right */ |
| 1563 | op2 >>= op1; |
| 1564 | else /* shift left */ |
| 1565 | op2 <<= op1; |
| 1566 | _bfd_vms_push (abfd, (uquad) op2, -1); |
| 1567 | (*_bfd_error_handler) (_("%s: not fully implemented"), |
| 1568 | tir_cmd_name (ptr[-1])); |
| 1569 | break; |
| 1570 | |
| 1571 | case TIR_S_C_OPR_SEL: /* select */ |
| 1572 | if ((long) _bfd_vms_pop (abfd, NULL) & 0x01L) |
| 1573 | (void) _bfd_vms_pop (abfd, NULL); |
| 1574 | else |
| 1575 | { |
| 1576 | op1 = (long) _bfd_vms_pop (abfd, NULL); |
| 1577 | (void) _bfd_vms_pop (abfd, NULL); |
| 1578 | _bfd_vms_push (abfd, (uquad) op1, -1); |
| 1579 | } |
| 1580 | break; |
| 1581 | |
| 1582 | case TIR_S_C_OPR_REDEF: /* Redefine symbol to current location. */ |
| 1583 | case TIR_S_C_OPR_DFLIT: /* Define a literal. */ |
| 1584 | (*_bfd_error_handler) (_("%s: not supported"), |
| 1585 | tir_cmd_name (ptr[-1])); |
| 1586 | break; |
| 1587 | |
| 1588 | default: |
| 1589 | (*_bfd_error_handler) (_("reserved OPR cmd %d"), ptr[-1]); |
| 1590 | break; |
| 1591 | } |
| 1592 | |
| 1593 | return ptr; |
| 1594 | } |
| 1595 | |
| 1596 | /* control commands |
| 1597 | |
| 1598 | See table 7-6 of the VAX/VMS linker manual. */ |
| 1599 | |
| 1600 | static unsigned char * |
| 1601 | tir_ctl (bfd *abfd, unsigned char *ptr) |
| 1602 | { |
| 1603 | unsigned long dummy; |
| 1604 | unsigned int psect; |
| 1605 | |
| 1606 | #if VMS_DEBUG |
| 1607 | _bfd_vms_debug (5, "tir_ctl %d\n", *ptr); |
| 1608 | #endif |
| 1609 | |
| 1610 | switch (*ptr++) |
| 1611 | { |
| 1612 | case TIR_S_C_CTL_SETRB: |
| 1613 | /* Set relocation base: pop stack, set image location counter |
| 1614 | arg: none. */ |
| 1615 | dummy = _bfd_vms_pop (abfd, &psect); |
| 1616 | if (psect >= PRIV (section_count)) |
| 1617 | alloc_section (abfd, psect); |
| 1618 | image_set_ptr (abfd, (int) psect, (uquad) dummy); |
| 1619 | break; |
| 1620 | |
| 1621 | case TIR_S_C_CTL_AUGRB: |
| 1622 | /* Augment relocation base: increment image location counter by offset |
| 1623 | arg: lw offset value. */ |
| 1624 | dummy = bfd_getl32 (ptr); |
| 1625 | image_inc_ptr (abfd, (uquad) dummy); |
| 1626 | break; |
| 1627 | |
| 1628 | case TIR_S_C_CTL_DFLOC: |
| 1629 | /* Define location: pop index, save location counter under index |
| 1630 | arg: none. */ |
| 1631 | dummy = _bfd_vms_pop (abfd, NULL); |
| 1632 | (*_bfd_error_handler) (_("%s: not fully implemented"), |
| 1633 | tir_cmd_name (ptr[-1])); |
| 1634 | break; |
| 1635 | |
| 1636 | case TIR_S_C_CTL_STLOC: |
| 1637 | /* Set location: pop index, restore location counter from index |
| 1638 | arg: none. */ |
| 1639 | dummy = _bfd_vms_pop (abfd, &psect); |
| 1640 | (*_bfd_error_handler) (_("%s: not fully implemented"), |
| 1641 | tir_cmd_name (ptr[-1])); |
| 1642 | break; |
| 1643 | |
| 1644 | case TIR_S_C_CTL_STKDL: |
| 1645 | /* Stack defined location: pop index, push location counter from index |
| 1646 | arg: none. */ |
| 1647 | dummy = _bfd_vms_pop (abfd, &psect); |
| 1648 | (*_bfd_error_handler) (_("%s: not fully implemented"), |
| 1649 | tir_cmd_name (ptr[-1])); |
| 1650 | break; |
| 1651 | |
| 1652 | default: |
| 1653 | (*_bfd_error_handler) (_("reserved CTL cmd %d"), ptr[-1]); |
| 1654 | break; |
| 1655 | } |
| 1656 | return ptr; |
| 1657 | } |
| 1658 | |
| 1659 | /* Handle command from TIR section. */ |
| 1660 | |
| 1661 | static unsigned char * |
| 1662 | tir_cmd (bfd *abfd, unsigned char *ptr) |
| 1663 | { |
| 1664 | struct |
| 1665 | { |
| 1666 | int mincod; |
| 1667 | int maxcod; |
| 1668 | unsigned char * (*explain) (bfd *, unsigned char *); |
| 1669 | } |
| 1670 | tir_table[] = |
| 1671 | { |
| 1672 | { 0, TIR_S_C_MAXSTACOD, tir_sta }, |
| 1673 | { TIR_S_C_MINSTOCOD, TIR_S_C_MAXSTOCOD, tir_sto }, |
| 1674 | { TIR_S_C_MINOPRCOD, TIR_S_C_MAXOPRCOD, tir_opr }, |
| 1675 | { TIR_S_C_MINCTLCOD, TIR_S_C_MAXCTLCOD, tir_ctl }, |
| 1676 | { -1, -1, NULL } |
| 1677 | }; |
| 1678 | int i = 0; |
| 1679 | |
| 1680 | #if VMS_DEBUG |
| 1681 | _bfd_vms_debug (4, "tir_cmd %d/%x\n", *ptr, *ptr); |
| 1682 | _bfd_hexdump (8, ptr, 16, (int) ptr); |
| 1683 | #endif |
| 1684 | |
| 1685 | if (*ptr & 0x80) /* store immediate */ |
| 1686 | { |
| 1687 | i = 128 - (*ptr++ & 0x7f); |
| 1688 | image_dump (abfd, ptr, i, 0); |
| 1689 | ptr += i; |
| 1690 | } |
| 1691 | else |
| 1692 | { |
| 1693 | while (tir_table[i].mincod >= 0) |
| 1694 | { |
| 1695 | if ( (tir_table[i].mincod <= *ptr) |
| 1696 | && (*ptr <= tir_table[i].maxcod)) |
| 1697 | { |
| 1698 | ptr = tir_table[i].explain (abfd, ptr); |
| 1699 | break; |
| 1700 | } |
| 1701 | i++; |
| 1702 | } |
| 1703 | if (tir_table[i].mincod < 0) |
| 1704 | { |
| 1705 | (*_bfd_error_handler) (_("obj code %d not found"), *ptr); |
| 1706 | ptr = 0; |
| 1707 | } |
| 1708 | } |
| 1709 | |
| 1710 | return ptr; |
| 1711 | } |
| 1712 | |
| 1713 | /* Handle command from ETIR section. */ |
| 1714 | |
| 1715 | static int |
| 1716 | etir_cmd (abfd, cmd, ptr) |
| 1717 | bfd *abfd; |
| 1718 | int cmd; |
| 1719 | unsigned char *ptr; |
| 1720 | { |
| 1721 | static struct |
| 1722 | { |
| 1723 | int mincod; |
| 1724 | int maxcod; |
| 1725 | bfd_boolean (*explain) PARAMS ((bfd *, int, unsigned char *)); |
| 1726 | } |
| 1727 | etir_table[] = |
| 1728 | { |
| 1729 | { ETIR_S_C_MINSTACOD, ETIR_S_C_MAXSTACOD, etir_sta }, |
| 1730 | { ETIR_S_C_MINSTOCOD, ETIR_S_C_MAXSTOCOD, etir_sto }, |
| 1731 | { ETIR_S_C_MINOPRCOD, ETIR_S_C_MAXOPRCOD, etir_opr }, |
| 1732 | { ETIR_S_C_MINCTLCOD, ETIR_S_C_MAXCTLCOD, etir_ctl }, |
| 1733 | { ETIR_S_C_MINSTCCOD, ETIR_S_C_MAXSTCCOD, etir_stc }, |
| 1734 | { -1, -1, NULL } |
| 1735 | }; |
| 1736 | |
| 1737 | int i = 0; |
| 1738 | |
| 1739 | #if VMS_DEBUG |
| 1740 | _bfd_vms_debug (4, "etir_cmd %d/%x\n", cmd, cmd); |
| 1741 | _bfd_hexdump (8, ptr, 16, (int) ptr); |
| 1742 | #endif |
| 1743 | |
| 1744 | while (etir_table[i].mincod >= 0) |
| 1745 | { |
| 1746 | if ( (etir_table[i].mincod <= cmd) |
| 1747 | && (cmd <= etir_table[i].maxcod)) |
| 1748 | { |
| 1749 | if (!etir_table[i].explain (abfd, cmd, ptr)) |
| 1750 | return -1; |
| 1751 | break; |
| 1752 | } |
| 1753 | i++; |
| 1754 | } |
| 1755 | |
| 1756 | #if VMS_DEBUG |
| 1757 | _bfd_vms_debug (4, "etir_cmd: = 0\n"); |
| 1758 | #endif |
| 1759 | return 0; |
| 1760 | } |
| 1761 | |
| 1762 | /* Text Information and Relocation Records (OBJ$C_TIR) |
| 1763 | handle tir record. */ |
| 1764 | |
| 1765 | static int |
| 1766 | analyze_tir (abfd, ptr, length) |
| 1767 | bfd *abfd; |
| 1768 | unsigned char *ptr; |
| 1769 | unsigned int length; |
| 1770 | { |
| 1771 | unsigned char *maxptr; |
| 1772 | |
| 1773 | #if VMS_DEBUG |
| 1774 | _bfd_vms_debug (3, "analyze_tir: %d bytes\n", length); |
| 1775 | #endif |
| 1776 | |
| 1777 | maxptr = ptr + length; |
| 1778 | |
| 1779 | while (ptr < maxptr) |
| 1780 | { |
| 1781 | ptr = tir_cmd (abfd, ptr); |
| 1782 | if (ptr == 0) |
| 1783 | return -1; |
| 1784 | } |
| 1785 | |
| 1786 | return 0; |
| 1787 | } |
| 1788 | |
| 1789 | /* Text Information and Relocation Records (EOBJ$C_ETIR) |
| 1790 | handle etir record. */ |
| 1791 | |
| 1792 | static int |
| 1793 | analyze_etir (abfd, ptr, length) |
| 1794 | bfd *abfd; |
| 1795 | unsigned char *ptr; |
| 1796 | unsigned int length; |
| 1797 | { |
| 1798 | int cmd; |
| 1799 | unsigned char *maxptr; |
| 1800 | int result = 0; |
| 1801 | |
| 1802 | #if VMS_DEBUG |
| 1803 | _bfd_vms_debug (3, "analyze_etir: %d bytes\n", length); |
| 1804 | #endif |
| 1805 | |
| 1806 | maxptr = ptr + length; |
| 1807 | |
| 1808 | while (ptr < maxptr) |
| 1809 | { |
| 1810 | cmd = bfd_getl16 (ptr); |
| 1811 | length = bfd_getl16 (ptr + 2); |
| 1812 | result = etir_cmd (abfd, cmd, ptr+4); |
| 1813 | if (result != 0) |
| 1814 | break; |
| 1815 | ptr += length; |
| 1816 | } |
| 1817 | |
| 1818 | #if VMS_DEBUG |
| 1819 | _bfd_vms_debug (3, "analyze_etir: = %d\n", result); |
| 1820 | #endif |
| 1821 | |
| 1822 | return result; |
| 1823 | } |
| 1824 | |
| 1825 | /* Process ETIR record |
| 1826 | Return 0 on success, -1 on error. */ |
| 1827 | |
| 1828 | int |
| 1829 | _bfd_vms_slurp_tir (abfd, objtype) |
| 1830 | bfd *abfd; |
| 1831 | int objtype; |
| 1832 | { |
| 1833 | int result; |
| 1834 | |
| 1835 | #if VMS_DEBUG |
| 1836 | _bfd_vms_debug (2, "TIR/ETIR\n"); |
| 1837 | #endif |
| 1838 | |
| 1839 | switch (objtype) |
| 1840 | { |
| 1841 | case EOBJ_S_C_ETIR: |
| 1842 | PRIV (vms_rec) += 4; /* skip type, size */ |
| 1843 | PRIV (rec_size) -= 4; |
| 1844 | result = analyze_etir (abfd, PRIV (vms_rec), (unsigned) PRIV (rec_size)); |
| 1845 | break; |
| 1846 | case OBJ_S_C_TIR: |
| 1847 | PRIV (vms_rec) += 1; /* skip type */ |
| 1848 | PRIV (rec_size) -= 1; |
| 1849 | result = analyze_tir (abfd, PRIV (vms_rec), (unsigned) PRIV (rec_size)); |
| 1850 | break; |
| 1851 | default: |
| 1852 | result = -1; |
| 1853 | break; |
| 1854 | } |
| 1855 | |
| 1856 | return result; |
| 1857 | } |
| 1858 | |
| 1859 | /* Process EDBG record |
| 1860 | Return 0 on success, -1 on error |
| 1861 | |
| 1862 | Not implemented yet. */ |
| 1863 | |
| 1864 | int |
| 1865 | _bfd_vms_slurp_dbg (abfd, objtype) |
| 1866 | bfd *abfd; |
| 1867 | int objtype ATTRIBUTE_UNUSED; |
| 1868 | { |
| 1869 | #if VMS_DEBUG |
| 1870 | _bfd_vms_debug (2, "DBG/EDBG\n"); |
| 1871 | #endif |
| 1872 | |
| 1873 | abfd->flags |= (HAS_DEBUG | HAS_LINENO); |
| 1874 | return 0; |
| 1875 | } |
| 1876 | |
| 1877 | /* Process ETBT record |
| 1878 | Return 0 on success, -1 on error |
| 1879 | |
| 1880 | Not implemented yet. */ |
| 1881 | |
| 1882 | int |
| 1883 | _bfd_vms_slurp_tbt (abfd, objtype) |
| 1884 | bfd *abfd ATTRIBUTE_UNUSED; |
| 1885 | int objtype ATTRIBUTE_UNUSED; |
| 1886 | { |
| 1887 | #if VMS_DEBUG |
| 1888 | _bfd_vms_debug (2, "TBT/ETBT\n"); |
| 1889 | #endif |
| 1890 | |
| 1891 | return 0; |
| 1892 | } |
| 1893 | |
| 1894 | /* Process LNK record |
| 1895 | Return 0 on success, -1 on error |
| 1896 | |
| 1897 | Not implemented yet. */ |
| 1898 | |
| 1899 | int |
| 1900 | _bfd_vms_slurp_lnk (abfd, objtype) |
| 1901 | bfd *abfd ATTRIBUTE_UNUSED; |
| 1902 | int objtype ATTRIBUTE_UNUSED; |
| 1903 | { |
| 1904 | #if VMS_DEBUG |
| 1905 | _bfd_vms_debug (2, "LNK\n"); |
| 1906 | #endif |
| 1907 | |
| 1908 | return 0; |
| 1909 | } |
| 1910 | \f |
| 1911 | /* WRITE ETIR SECTION |
| 1912 | |
| 1913 | This is still under construction and therefore not documented. */ |
| 1914 | |
| 1915 | static void start_etir_record |
| 1916 | PARAMS ((bfd *abfd, int index, uquad offset, bfd_boolean justoffset)); |
| 1917 | static void sto_imm |
| 1918 | PARAMS ((bfd *abfd, vms_section *sptr, bfd_vma vaddr, int index)); |
| 1919 | static void end_etir_record |
| 1920 | PARAMS ((bfd *abfd)); |
| 1921 | |
| 1922 | static void |
| 1923 | sto_imm (abfd, sptr, vaddr, index) |
| 1924 | bfd *abfd; |
| 1925 | vms_section *sptr; |
| 1926 | bfd_vma vaddr; |
| 1927 | int index; |
| 1928 | { |
| 1929 | int size; |
| 1930 | int ssize; |
| 1931 | unsigned char *cptr; |
| 1932 | |
| 1933 | #if VMS_DEBUG |
| 1934 | _bfd_vms_debug (8, "sto_imm %d bytes\n", sptr->size); |
| 1935 | _bfd_hexdump (9, sptr->contents, (int) sptr->size, (int) vaddr); |
| 1936 | #endif |
| 1937 | |
| 1938 | ssize = sptr->size; |
| 1939 | cptr = sptr->contents; |
| 1940 | |
| 1941 | while (ssize > 0) |
| 1942 | { |
| 1943 | size = ssize; /* try all the rest */ |
| 1944 | |
| 1945 | if (_bfd_vms_output_check (abfd, size) < 0) |
| 1946 | { /* doesn't fit, split ! */ |
| 1947 | end_etir_record (abfd); |
| 1948 | start_etir_record (abfd, index, vaddr, FALSE); |
| 1949 | size = _bfd_vms_output_check (abfd, 0); /* get max size */ |
| 1950 | if (size > ssize) /* more than what's left ? */ |
| 1951 | size = ssize; |
| 1952 | } |
| 1953 | |
| 1954 | _bfd_vms_output_begin (abfd, ETIR_S_C_STO_IMM, -1); |
| 1955 | _bfd_vms_output_long (abfd, (unsigned long) (size)); |
| 1956 | _bfd_vms_output_dump (abfd, cptr, size); |
| 1957 | _bfd_vms_output_flush (abfd); |
| 1958 | |
| 1959 | #if VMS_DEBUG |
| 1960 | _bfd_vms_debug (10, "dumped %d bytes\n", size); |
| 1961 | _bfd_hexdump (10, cptr, (int) size, (int) vaddr); |
| 1962 | #endif |
| 1963 | |
| 1964 | vaddr += size; |
| 1965 | ssize -= size; |
| 1966 | cptr += size; |
| 1967 | } |
| 1968 | } |
| 1969 | |
| 1970 | /* Start ETIR record for section #index at virtual addr offset. */ |
| 1971 | |
| 1972 | static void |
| 1973 | start_etir_record (abfd, index, offset, justoffset) |
| 1974 | bfd *abfd; |
| 1975 | int index; |
| 1976 | uquad offset; |
| 1977 | bfd_boolean justoffset; |
| 1978 | { |
| 1979 | if (!justoffset) |
| 1980 | { |
| 1981 | _bfd_vms_output_begin (abfd, EOBJ_S_C_ETIR, -1); /* one ETIR per section */ |
| 1982 | _bfd_vms_output_push (abfd); |
| 1983 | } |
| 1984 | |
| 1985 | _bfd_vms_output_begin (abfd, ETIR_S_C_STA_PQ, -1); /* push start offset */ |
| 1986 | _bfd_vms_output_long (abfd, (unsigned long) index); |
| 1987 | _bfd_vms_output_quad (abfd, (uquad) offset); |
| 1988 | _bfd_vms_output_flush (abfd); |
| 1989 | |
| 1990 | _bfd_vms_output_begin (abfd, ETIR_S_C_CTL_SETRB, -1); /* start = pop () */ |
| 1991 | _bfd_vms_output_flush (abfd); |
| 1992 | } |
| 1993 | |
| 1994 | /* End etir record. */ |
| 1995 | |
| 1996 | static void |
| 1997 | end_etir_record (abfd) |
| 1998 | bfd *abfd; |
| 1999 | { |
| 2000 | _bfd_vms_output_pop (abfd); |
| 2001 | _bfd_vms_output_end (abfd); |
| 2002 | } |
| 2003 | |
| 2004 | /* Write section contents for bfd abfd. */ |
| 2005 | |
| 2006 | int |
| 2007 | _bfd_vms_write_tir (abfd, objtype) |
| 2008 | bfd *abfd; |
| 2009 | int objtype ATTRIBUTE_UNUSED; |
| 2010 | { |
| 2011 | asection *section; |
| 2012 | vms_section *sptr; |
| 2013 | int nextoffset; |
| 2014 | |
| 2015 | #if VMS_DEBUG |
| 2016 | _bfd_vms_debug (2, "vms_write_tir (%p, %d)\n", abfd, objtype); |
| 2017 | #endif |
| 2018 | |
| 2019 | _bfd_vms_output_alignment (abfd, 4); |
| 2020 | |
| 2021 | nextoffset = 0; |
| 2022 | PRIV (vms_linkage_index) = 1; |
| 2023 | |
| 2024 | /* Dump all other sections. */ |
| 2025 | |
| 2026 | section = abfd->sections; |
| 2027 | |
| 2028 | while (section != NULL) |
| 2029 | { |
| 2030 | |
| 2031 | #if VMS_DEBUG |
| 2032 | _bfd_vms_debug (4, "writing %d. section '%s' (%d bytes)\n", |
| 2033 | section->index, section->name, |
| 2034 | (int) (section->_raw_size)); |
| 2035 | #endif |
| 2036 | |
| 2037 | if (section->flags & SEC_RELOC) |
| 2038 | { |
| 2039 | int i; |
| 2040 | |
| 2041 | if ((i = section->reloc_count) <= 0) |
| 2042 | { |
| 2043 | (*_bfd_error_handler) (_("SEC_RELOC with no relocs in section %s"), |
| 2044 | section->name); |
| 2045 | } |
| 2046 | #if VMS_DEBUG |
| 2047 | else |
| 2048 | { |
| 2049 | arelent **rptr; |
| 2050 | _bfd_vms_debug (4, "%d relocations:\n", i); |
| 2051 | rptr = section->orelocation; |
| 2052 | while (i-- > 0) |
| 2053 | { |
| 2054 | _bfd_vms_debug (4, "sym %s in sec %s, value %08lx, addr %08lx, off %08lx, len %d: %s\n", |
| 2055 | (*(*rptr)->sym_ptr_ptr)->name, |
| 2056 | (*(*rptr)->sym_ptr_ptr)->section->name, |
| 2057 | (long) (*(*rptr)->sym_ptr_ptr)->value, |
| 2058 | (*rptr)->address, (*rptr)->addend, |
| 2059 | bfd_get_reloc_size ((*rptr)->howto), |
| 2060 | (*rptr)->howto->name); |
| 2061 | rptr++; |
| 2062 | } |
| 2063 | } |
| 2064 | #endif |
| 2065 | } |
| 2066 | |
| 2067 | if ((section->flags & SEC_HAS_CONTENTS) |
| 2068 | && (! bfd_is_com_section (section))) |
| 2069 | { |
| 2070 | bfd_vma vaddr; /* Virtual addr in section. */ |
| 2071 | |
| 2072 | sptr = _bfd_get_vms_section (abfd, section->index); |
| 2073 | if (sptr == NULL) |
| 2074 | { |
| 2075 | bfd_set_error (bfd_error_no_contents); |
| 2076 | return -1; |
| 2077 | } |
| 2078 | |
| 2079 | vaddr = (bfd_vma) (sptr->offset); |
| 2080 | |
| 2081 | start_etir_record (abfd, section->index, (uquad) sptr->offset, |
| 2082 | FALSE); |
| 2083 | |
| 2084 | while (sptr != NULL) /* one STA_PQ, CTL_SETRB per vms_section */ |
| 2085 | { |
| 2086 | |
| 2087 | if (section->flags & SEC_RELOC) /* check for relocs */ |
| 2088 | { |
| 2089 | arelent **rptr = section->orelocation; |
| 2090 | int i = section->reloc_count; |
| 2091 | |
| 2092 | for (;;) |
| 2093 | { |
| 2094 | bfd_size_type addr = (*rptr)->address; |
| 2095 | bfd_size_type len = bfd_get_reloc_size ((*rptr)->howto); |
| 2096 | if (sptr->offset < addr) /* sptr starts before reloc */ |
| 2097 | { |
| 2098 | bfd_size_type before = addr - sptr->offset; |
| 2099 | if (sptr->size <= before) /* complete before */ |
| 2100 | { |
| 2101 | sto_imm (abfd, sptr, vaddr, section->index); |
| 2102 | vaddr += sptr->size; |
| 2103 | break; |
| 2104 | } |
| 2105 | else /* partly before */ |
| 2106 | { |
| 2107 | int after = sptr->size - before; |
| 2108 | sptr->size = before; |
| 2109 | sto_imm (abfd, sptr, vaddr, section->index); |
| 2110 | vaddr += sptr->size; |
| 2111 | sptr->contents += before; |
| 2112 | sptr->offset += before; |
| 2113 | sptr->size = after; |
| 2114 | } |
| 2115 | } |
| 2116 | else if (sptr->offset == addr) /* sptr starts at reloc */ |
| 2117 | { |
| 2118 | asymbol *sym = *(*rptr)->sym_ptr_ptr; |
| 2119 | asection *sec = sym->section; |
| 2120 | |
| 2121 | switch ((*rptr)->howto->type) |
| 2122 | { |
| 2123 | case ALPHA_R_IGNORE: |
| 2124 | break; |
| 2125 | |
| 2126 | case ALPHA_R_REFLONG: |
| 2127 | { |
| 2128 | if (bfd_is_und_section (sym->section)) |
| 2129 | { |
| 2130 | int slen = strlen ((char *) sym->name); |
| 2131 | char *hash; |
| 2132 | |
| 2133 | if (_bfd_vms_output_check (abfd, slen) < 0) |
| 2134 | { |
| 2135 | end_etir_record (abfd); |
| 2136 | start_etir_record (abfd, |
| 2137 | section->index, |
| 2138 | vaddr, FALSE); |
| 2139 | } |
| 2140 | _bfd_vms_output_begin (abfd, |
| 2141 | ETIR_S_C_STO_GBL_LW, |
| 2142 | -1); |
| 2143 | hash = (_bfd_vms_length_hash_symbol |
| 2144 | (abfd, sym->name, EOBJ_S_C_SYMSIZ)); |
| 2145 | _bfd_vms_output_counted (abfd, hash); |
| 2146 | _bfd_vms_output_flush (abfd); |
| 2147 | } |
| 2148 | else if (bfd_is_abs_section (sym->section)) |
| 2149 | { |
| 2150 | if (_bfd_vms_output_check (abfd, 16) < 0) |
| 2151 | { |
| 2152 | end_etir_record (abfd); |
| 2153 | start_etir_record (abfd, |
| 2154 | section->index, |
| 2155 | vaddr, FALSE); |
| 2156 | } |
| 2157 | _bfd_vms_output_begin (abfd, |
| 2158 | ETIR_S_C_STA_LW, |
| 2159 | -1); |
| 2160 | _bfd_vms_output_quad (abfd, |
| 2161 | (uquad) sym->value); |
| 2162 | _bfd_vms_output_flush (abfd); |
| 2163 | _bfd_vms_output_begin (abfd, |
| 2164 | ETIR_S_C_STO_LW, |
| 2165 | -1); |
| 2166 | _bfd_vms_output_flush (abfd); |
| 2167 | } |
| 2168 | else |
| 2169 | { |
| 2170 | if (_bfd_vms_output_check (abfd, 32) < 0) |
| 2171 | { |
| 2172 | end_etir_record (abfd); |
| 2173 | start_etir_record (abfd, |
| 2174 | section->index, |
| 2175 | vaddr, FALSE); |
| 2176 | } |
| 2177 | _bfd_vms_output_begin (abfd, |
| 2178 | ETIR_S_C_STA_PQ, |
| 2179 | -1); |
| 2180 | _bfd_vms_output_long (abfd, |
| 2181 | (unsigned long) (sec->index)); |
| 2182 | _bfd_vms_output_quad (abfd, |
| 2183 | ((uquad) (*rptr)->addend |
| 2184 | + (uquad) sym->value)); |
| 2185 | _bfd_vms_output_flush (abfd); |
| 2186 | _bfd_vms_output_begin (abfd, |
| 2187 | ETIR_S_C_STO_LW, |
| 2188 | -1); |
| 2189 | _bfd_vms_output_flush (abfd); |
| 2190 | } |
| 2191 | } |
| 2192 | break; |
| 2193 | |
| 2194 | case ALPHA_R_REFQUAD: |
| 2195 | { |
| 2196 | if (bfd_is_und_section (sym->section)) |
| 2197 | { |
| 2198 | int slen = strlen ((char *) sym->name); |
| 2199 | char *hash; |
| 2200 | if (_bfd_vms_output_check (abfd, slen) < 0) |
| 2201 | { |
| 2202 | end_etir_record (abfd); |
| 2203 | start_etir_record (abfd, |
| 2204 | section->index, |
| 2205 | vaddr, FALSE); |
| 2206 | } |
| 2207 | _bfd_vms_output_begin (abfd, |
| 2208 | ETIR_S_C_STO_GBL, |
| 2209 | -1); |
| 2210 | hash = (_bfd_vms_length_hash_symbol |
| 2211 | (abfd, sym->name, EOBJ_S_C_SYMSIZ)); |
| 2212 | _bfd_vms_output_counted (abfd, hash); |
| 2213 | _bfd_vms_output_flush (abfd); |
| 2214 | } |
| 2215 | else if (bfd_is_abs_section (sym->section)) |
| 2216 | { |
| 2217 | if (_bfd_vms_output_check (abfd, 16) < 0) |
| 2218 | { |
| 2219 | end_etir_record (abfd); |
| 2220 | start_etir_record (abfd, |
| 2221 | section->index, |
| 2222 | vaddr, FALSE); |
| 2223 | } |
| 2224 | _bfd_vms_output_begin (abfd, |
| 2225 | ETIR_S_C_STA_QW, |
| 2226 | -1); |
| 2227 | _bfd_vms_output_quad (abfd, |
| 2228 | (uquad) sym->value); |
| 2229 | _bfd_vms_output_flush (abfd); |
| 2230 | _bfd_vms_output_begin (abfd, |
| 2231 | ETIR_S_C_STO_QW, |
| 2232 | -1); |
| 2233 | _bfd_vms_output_flush (abfd); |
| 2234 | } |
| 2235 | else |
| 2236 | { |
| 2237 | if (_bfd_vms_output_check (abfd, 32) < 0) |
| 2238 | { |
| 2239 | end_etir_record (abfd); |
| 2240 | start_etir_record (abfd, |
| 2241 | section->index, |
| 2242 | vaddr, FALSE); |
| 2243 | } |
| 2244 | _bfd_vms_output_begin (abfd, |
| 2245 | ETIR_S_C_STA_PQ, |
| 2246 | -1); |
| 2247 | _bfd_vms_output_long (abfd, |
| 2248 | (unsigned long) (sec->index)); |
| 2249 | _bfd_vms_output_quad (abfd, |
| 2250 | ((uquad) (*rptr)->addend |
| 2251 | + (uquad) sym->value)); |
| 2252 | _bfd_vms_output_flush (abfd); |
| 2253 | _bfd_vms_output_begin (abfd, |
| 2254 | ETIR_S_C_STO_OFF, |
| 2255 | -1); |
| 2256 | _bfd_vms_output_flush (abfd); |
| 2257 | } |
| 2258 | } |
| 2259 | break; |
| 2260 | |
| 2261 | case ALPHA_R_HINT: |
| 2262 | { |
| 2263 | int hint_size; |
| 2264 | char *hash ATTRIBUTE_UNUSED; |
| 2265 | |
| 2266 | hint_size = sptr->size; |
| 2267 | sptr->size = len; |
| 2268 | sto_imm (abfd, sptr, vaddr, section->index); |
| 2269 | sptr->size = hint_size; |
| 2270 | #if 0 |
| 2271 | vms_output_begin (abfd, |
| 2272 | ETIR_S_C_STO_HINT_GBL, -1); |
| 2273 | vms_output_long (abfd, |
| 2274 | (unsigned long) (sec->index)); |
| 2275 | vms_output_quad (abfd, (uquad) addr); |
| 2276 | |
| 2277 | hash = (_bfd_vms_length_hash_symbol |
| 2278 | (abfd, sym->name, EOBJ_S_C_SYMSIZ)); |
| 2279 | vms_output_counted (abfd, hash); |
| 2280 | |
| 2281 | vms_output_flush (abfd); |
| 2282 | #endif |
| 2283 | } |
| 2284 | break; |
| 2285 | case ALPHA_R_LINKAGE: |
| 2286 | { |
| 2287 | char *hash; |
| 2288 | |
| 2289 | if (_bfd_vms_output_check (abfd, 64) < 0) |
| 2290 | { |
| 2291 | end_etir_record (abfd); |
| 2292 | start_etir_record (abfd, section->index, |
| 2293 | vaddr, FALSE); |
| 2294 | } |
| 2295 | _bfd_vms_output_begin (abfd, |
| 2296 | ETIR_S_C_STC_LP_PSB, |
| 2297 | -1); |
| 2298 | _bfd_vms_output_long (abfd, |
| 2299 | (unsigned long) PRIV (vms_linkage_index)); |
| 2300 | PRIV (vms_linkage_index) += 2; |
| 2301 | hash = (_bfd_vms_length_hash_symbol |
| 2302 | (abfd, sym->name, EOBJ_S_C_SYMSIZ)); |
| 2303 | _bfd_vms_output_counted (abfd, hash); |
| 2304 | _bfd_vms_output_byte (abfd, 0); |
| 2305 | _bfd_vms_output_flush (abfd); |
| 2306 | } |
| 2307 | break; |
| 2308 | |
| 2309 | case ALPHA_R_CODEADDR: |
| 2310 | { |
| 2311 | int slen = strlen ((char *) sym->name); |
| 2312 | char *hash; |
| 2313 | if (_bfd_vms_output_check (abfd, slen) < 0) |
| 2314 | { |
| 2315 | end_etir_record (abfd); |
| 2316 | start_etir_record (abfd, |
| 2317 | section->index, |
| 2318 | vaddr, FALSE); |
| 2319 | } |
| 2320 | _bfd_vms_output_begin (abfd, |
| 2321 | ETIR_S_C_STO_CA, |
| 2322 | -1); |
| 2323 | hash = (_bfd_vms_length_hash_symbol |
| 2324 | (abfd, sym->name, EOBJ_S_C_SYMSIZ)); |
| 2325 | _bfd_vms_output_counted (abfd, hash); |
| 2326 | _bfd_vms_output_flush (abfd); |
| 2327 | } |
| 2328 | break; |
| 2329 | |
| 2330 | default: |
| 2331 | (*_bfd_error_handler) (_("Unhandled relocation %s"), |
| 2332 | (*rptr)->howto->name); |
| 2333 | break; |
| 2334 | } |
| 2335 | |
| 2336 | vaddr += len; |
| 2337 | |
| 2338 | if (len == sptr->size) |
| 2339 | { |
| 2340 | break; |
| 2341 | } |
| 2342 | else |
| 2343 | { |
| 2344 | sptr->contents += len; |
| 2345 | sptr->offset += len; |
| 2346 | sptr->size -= len; |
| 2347 | i--; |
| 2348 | rptr++; |
| 2349 | } |
| 2350 | } |
| 2351 | else /* sptr starts after reloc */ |
| 2352 | { |
| 2353 | i--; /* check next reloc */ |
| 2354 | rptr++; |
| 2355 | } |
| 2356 | |
| 2357 | if (i==0) /* all reloc checked */ |
| 2358 | { |
| 2359 | if (sptr->size > 0) |
| 2360 | { |
| 2361 | /* dump rest */ |
| 2362 | sto_imm (abfd, sptr, vaddr, section->index); |
| 2363 | vaddr += sptr->size; |
| 2364 | } |
| 2365 | break; |
| 2366 | } |
| 2367 | } /* for (;;) */ |
| 2368 | } /* if SEC_RELOC */ |
| 2369 | else /* no relocs, just dump */ |
| 2370 | { |
| 2371 | sto_imm (abfd, sptr, vaddr, section->index); |
| 2372 | vaddr += sptr->size; |
| 2373 | } |
| 2374 | |
| 2375 | sptr = sptr->next; |
| 2376 | |
| 2377 | } /* while (sptr != 0) */ |
| 2378 | |
| 2379 | end_etir_record (abfd); |
| 2380 | |
| 2381 | } /* has_contents */ |
| 2382 | |
| 2383 | section = section->next; |
| 2384 | } |
| 2385 | |
| 2386 | _bfd_vms_output_alignment (abfd, 2); |
| 2387 | return 0; |
| 2388 | } |
| 2389 | |
| 2390 | /* Write traceback data for bfd abfd. */ |
| 2391 | |
| 2392 | int |
| 2393 | _bfd_vms_write_tbt (abfd, objtype) |
| 2394 | bfd *abfd ATTRIBUTE_UNUSED; |
| 2395 | int objtype ATTRIBUTE_UNUSED; |
| 2396 | { |
| 2397 | #if VMS_DEBUG |
| 2398 | _bfd_vms_debug (2, "vms_write_tbt (%p, %d)\n", abfd, objtype); |
| 2399 | #endif |
| 2400 | |
| 2401 | return 0; |
| 2402 | } |
| 2403 | |
| 2404 | /* Write debug info for bfd abfd. */ |
| 2405 | |
| 2406 | int |
| 2407 | _bfd_vms_write_dbg (abfd, objtype) |
| 2408 | bfd *abfd ATTRIBUTE_UNUSED; |
| 2409 | int objtype ATTRIBUTE_UNUSED; |
| 2410 | { |
| 2411 | #if VMS_DEBUG |
| 2412 | _bfd_vms_debug (2, "vms_write_dbg (%p, objtype)\n", abfd, objtype); |
| 2413 | #endif |
| 2414 | |
| 2415 | return 0; |
| 2416 | } |