1 /* vms.c -- BFD back-end for EVAX (openVMS/Alpha) files. 2 Copyright (C) 1996-2024 Free Software Foundation, Inc. 3 4 Initial version written by Klaus Kaempf (kkaempf@rmi.de) 5 Major rewrite by Adacore. 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3 of the License, or 10 (at your option) any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program; if not, write to the Free Software 19 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 20 MA 02110-1301, USA. */ 21 22 /* TODO: 23 o overlayed sections 24 o PIC 25 o Generation of shared image 26 o Relocation optimizations 27 o EISD for the stack 28 o Vectors isect 29 o 64 bits sections 30 o Entry point 31 o LIB$INITIALIZE 32 o protected sections (for messages) 33 ... 34 */ 35 36 #include "sysdep.h" 37 #include <limits.h> 38 #include "bfd.h" 39 #include "bfdlink.h" 40 #include "libbfd.h" 41 #include "bfdver.h" 42 43 #include "vms.h" 44 #include "vms/eihd.h" 45 #include "vms/eiha.h" 46 #include "vms/eihi.h" 47 #include "vms/eihs.h" 48 #include "vms/eisd.h" 49 #include "vms/dmt.h" 50 #include "vms/dst.h" 51 #include "vms/eihvn.h" 52 #include "vms/eobjrec.h" 53 #include "vms/egsd.h" 54 #include "vms/egps.h" 55 #include "vms/esgps.h" 56 #include "vms/eeom.h" 57 #include "vms/emh.h" 58 #include "vms/eiaf.h" 59 #include "vms/shl.h" 60 #include "vms/eicp.h" 61 #include "vms/etir.h" 62 #include "vms/egsy.h" 63 #include "vms/esdf.h" 64 #include "vms/esdfm.h" 65 #include "vms/esdfv.h" 66 #include "vms/esrf.h" 67 #include "vms/egst.h" 68 #include "vms/eidc.h" 69 #include "vms/dsc.h" 70 #include "vms/prt.h" 71 #include "vms/internal.h" 72 73 74 #define MIN(a,b) ((a) < (b) ? (a) : (b)) 75 #ifndef CHAR_BIT 76 #define CHAR_BIT 8 77 #endif 78 79 /* The r_type field in a reloc is one of the following values. */ 80 #define ALPHA_R_IGNORE 0 81 #define ALPHA_R_REFQUAD 1 82 #define ALPHA_R_BRADDR 2 83 #define ALPHA_R_HINT 3 84 #define ALPHA_R_SREL16 4 85 #define ALPHA_R_SREL32 5 86 #define ALPHA_R_SREL64 6 87 #define ALPHA_R_OP_PUSH 7 88 #define ALPHA_R_OP_STORE 8 89 #define ALPHA_R_OP_PSUB 9 90 #define ALPHA_R_OP_PRSHIFT 10 91 #define ALPHA_R_LINKAGE 11 92 #define ALPHA_R_REFLONG 12 93 #define ALPHA_R_CODEADDR 13 94 #define ALPHA_R_NOP 14 95 #define ALPHA_R_BSR 15 96 #define ALPHA_R_LDA 16 97 #define ALPHA_R_BOH 17 98 99 /* These are used with DST_S_C_LINE_NUM. */ 100 #define DST_S_C_LINE_NUM_HEADER_SIZE 4 101 102 /* These are used with DST_S_C_SOURCE */ 103 104 #define DST_S_B_PCLINE_UNSBYTE 1 105 #define DST_S_W_PCLINE_UNSWORD 1 106 #define DST_S_L_PCLINE_UNSLONG 1 107 108 #define DST_S_B_MODBEG_NAME 14 109 #define DST_S_L_RTNBEG_ADDRESS 5 110 #define DST_S_B_RTNBEG_NAME 13 111 #define DST_S_L_RTNEND_SIZE 5 112 113 /* These are used with DST_S_C_SOURCE. */ 114 #define DST_S_C_SOURCE_HEADER_SIZE 4 115 116 #define DST_S_B_SRC_DF_LENGTH 1 117 #define DST_S_W_SRC_DF_FILEID 3 118 #define DST_S_B_SRC_DF_FILENAME 20 119 #define DST_S_B_SRC_UNSBYTE 1 120 #define DST_S_W_SRC_UNSWORD 1 121 #define DST_S_L_SRC_UNSLONG 1 122 123 /* Debugger symbol definitions. */ 124 125 #define DBG_S_L_DMT_MODBEG 0 126 #define DBG_S_L_DST_SIZE 4 127 #define DBG_S_W_DMT_PSECT_COUNT 8 128 #define DBG_S_C_DMT_HEADER_SIZE 12 129 130 #define DBG_S_L_DMT_PSECT_START 0 131 #define DBG_S_L_DMT_PSECT_LENGTH 4 132 #define DBG_S_C_DMT_PSECT_SIZE 8 133 134 /* VMS module header. */ 135 136 struct hdr_struct 137 { 138 char hdr_b_strlvl; 139 int hdr_l_arch1; 140 int hdr_l_arch2; 141 int hdr_l_recsiz; 142 char *hdr_t_name; 143 char *hdr_t_version; 144 char *hdr_t_date; 145 char *hdr_c_lnm; 146 char *hdr_c_src; 147 char *hdr_c_ttl; 148 }; 149 150 #define EMH_DATE_LENGTH 17 151 152 /* VMS End-Of-Module records (EOM/EEOM). */ 153 154 struct eom_struct 155 { 156 unsigned int eom_l_total_lps; 157 unsigned short eom_w_comcod; 158 bool eom_has_transfer; 159 unsigned char eom_b_tfrflg; 160 unsigned int eom_l_psindx; 161 unsigned int eom_l_tfradr; 162 }; 163 164 struct vms_symbol_entry 165 { 166 bfd *owner; 167 168 /* Common fields. */ 169 unsigned char typ; 170 unsigned char data_type; 171 unsigned short flags; 172 173 /* Section and offset/value of the symbol. */ 174 unsigned int value; 175 asection *section; 176 177 /* Section and offset/value for the entry point (only for subprg). */ 178 asection *code_section; 179 unsigned int code_value; 180 181 /* Symbol vector offset. */ 182 unsigned int symbol_vector; 183 184 /* Length of the name. */ 185 unsigned char namelen; 186 187 char name[1]; 188 }; 189 190 /* Stack value for push/pop commands. */ 191 192 struct stack_struct 193 { 194 bfd_vma value; 195 unsigned int reloc; 196 }; 197 198 #define STACKSIZE 128 199 200 /* A minimal decoding of DST compilation units. We only decode 201 what's needed to get to the line number information. */ 202 203 struct fileinfo 204 { 205 char *name; 206 unsigned int srec; 207 }; 208 209 struct srecinfo 210 { 211 struct srecinfo *next; 212 unsigned int line; 213 unsigned int sfile; 214 unsigned int srec; 215 }; 216 217 struct lineinfo 218 { 219 struct lineinfo *next; 220 bfd_vma address; 221 unsigned int line; 222 }; 223 224 struct funcinfo 225 { 226 struct funcinfo *next; 227 char *name; 228 bfd_vma low; 229 bfd_vma high; 230 }; 231 232 struct module 233 { 234 /* Chain the previously read compilation unit. */ 235 struct module *next; 236 237 /* The module name. */ 238 char *name; 239 240 /* The start offset and size of debug info in the DST section. */ 241 unsigned int modbeg; 242 unsigned int size; 243 244 /* The lowest and highest addresses contained in this compilation 245 unit as specified in the compilation unit header. */ 246 bfd_vma low; 247 bfd_vma high; 248 249 /* The listing line table. */ 250 struct lineinfo *line_table; 251 252 /* The source record table. */ 253 struct srecinfo *srec_table; 254 255 /* A list of the functions found in this module. */ 256 struct funcinfo *func_table; 257 258 /* Current allocation of file_table. */ 259 unsigned int file_table_count; 260 261 /* An array of the files making up this module. */ 262 struct fileinfo *file_table; 263 }; 264 265 /* BFD private data for alpha-vms. */ 266 267 struct vms_private_data_struct 268 { 269 /* If 1, relocs have been read successfully, if 0 they have yet to be 270 read, if -1 reading relocs failed. */ 271 int reloc_done; 272 273 /* Record input buffer. */ 274 struct vms_rec_rd recrd; 275 struct vms_rec_wr recwr; 276 277 struct hdr_struct hdr_data; /* data from HDR/EMH record */ 278 struct eom_struct eom_data; /* data from EOM/EEOM record */ 279 280 /* Transfer addresses (entry points). */ 281 bfd_vma transfer_address[4]; 282 283 /* Array of GSD sections to get the correspond BFD one. */ 284 unsigned int section_max; /* Size of the sections array. */ 285 unsigned int section_count; /* Number of GSD sections. */ 286 asection **sections; 287 288 /* Array of raw symbols. */ 289 struct vms_symbol_entry **syms; 290 291 /* Canonicalized symbols. */ 292 asymbol **csymbols; 293 294 /* Number of symbols. */ 295 unsigned int gsd_sym_count; 296 /* Size of the syms array. */ 297 unsigned int max_sym_count; 298 /* Number of procedure symbols. */ 299 unsigned int norm_sym_count; 300 301 /* Stack used to evaluate TIR/ETIR commands. */ 302 struct stack_struct *stack; 303 int stackptr; 304 305 /* Content reading. */ 306 asection *image_section; /* section for image_ptr */ 307 file_ptr image_offset; /* Offset for image_ptr. */ 308 309 struct module *modules; /* list of all compilation units */ 310 311 /* The DST section. */ 312 asection *dst_section; 313 314 unsigned int dst_ptr_offsets_count; /* # of offsets in following array */ 315 unsigned int *dst_ptr_offsets; /* array of saved image_ptr offsets */ 316 317 /* Shared library support */ 318 bfd_vma symvva; /* relative virtual address of symbol vector */ 319 unsigned int ident; 320 unsigned char matchctl; 321 322 /* Shared library index. This is used for input bfd while linking. */ 323 unsigned int shr_index; 324 325 /* Used to place structures in the file. */ 326 file_ptr file_pos; 327 328 /* Simply linked list of eisd. */ 329 struct vms_internal_eisd_map *eisd_head; 330 struct vms_internal_eisd_map *eisd_tail; 331 332 /* Simply linked list of eisd for shared libraries. */ 333 struct vms_internal_eisd_map *gbl_eisd_head; 334 struct vms_internal_eisd_map *gbl_eisd_tail; 335 336 /* linkage index counter used by conditional store commands */ 337 unsigned int vms_linkage_index; 338 }; 339 340 #define PRIV2(abfd, name) \ 341 (((struct vms_private_data_struct *)(abfd)->tdata.any)->name) 342 #define PRIV(name) PRIV2(abfd,name) 343 344 345 /* Used to keep extra VMS specific information for a given section. 346 347 reloc_size holds the size of the relocation stream, note this 348 is very different from the number of relocations as VMS relocations 349 are variable length. 350 351 reloc_stream is the actual stream of relocation entries. */ 352 353 struct vms_section_data_struct 354 { 355 /* Maximnum number of entries in sec->relocation. */ 356 unsigned reloc_max; 357 358 /* Corresponding eisd. Used only while generating executables. */ 359 struct vms_internal_eisd_map *eisd; 360 361 /* PSC flags to be clear. */ 362 flagword no_flags; 363 364 /* PSC flags to be set. */ 365 flagword flags; 366 }; 367 368 #define vms_section_data(sec) \ 369 ((struct vms_section_data_struct *)sec->used_by_bfd) 370 371 /* To be called from the debugger. */ 372 struct vms_private_data_struct *bfd_vms_get_data (bfd *); 373 374 static int vms_get_remaining_object_record (bfd *, unsigned int); 375 static bool _bfd_vms_slurp_object_records (bfd * abfd); 376 static bool alpha_vms_add_fixup_lp (struct bfd_link_info *, bfd *, bfd *); 377 static bool alpha_vms_add_fixup_ca (struct bfd_link_info *, bfd *, bfd *); 378 static bool alpha_vms_add_fixup_qr (struct bfd_link_info *, bfd *, bfd *, 379 bfd_vma); 380 static bool alpha_vms_add_fixup_lr (struct bfd_link_info *, unsigned int, 381 bfd_vma); 382 static bool alpha_vms_add_lw_reloc (struct bfd_link_info *); 383 static bool alpha_vms_add_qw_reloc (struct bfd_link_info *); 384 385 struct vector_type 386 { 387 unsigned int max_el; 388 unsigned int nbr_el; 389 void *els; 390 }; 391 392 /* Number of elements in VEC. */ 393 394 #define VEC_COUNT(VEC) ((VEC).nbr_el) 395 396 /* Get the address of the Nth element. */ 397 398 #define VEC_EL(VEC, TYPE, N) (((TYPE *)((VEC).els))[N]) 399 400 #define VEC_INIT(VEC) \ 401 do { \ 402 (VEC).max_el = 0; \ 403 (VEC).nbr_el = 0; \ 404 (VEC).els = NULL; \ 405 } while (0) 406 407 /* Be sure there is room for a new element. */ 408 409 static void *vector_grow1 (struct vector_type *vec, size_t elsz); 410 411 /* Allocate room for a new element and return its address. */ 412 413 #define VEC_APPEND(VEC, TYPE) \ 414 ((TYPE *) vector_grow1 (&VEC, sizeof (TYPE))) 415 416 struct alpha_vms_vma_ref 417 { 418 bfd_vma vma; /* Vma in the output. */ 419 bfd_vma ref; /* Reference in the input. */ 420 }; 421 422 struct alpha_vms_shlib_el 423 { 424 bfd *abfd; 425 bool has_fixups; 426 427 struct vector_type lp; /* Vector of bfd_vma. */ 428 struct vector_type ca; /* Vector of bfd_vma. */ 429 struct vector_type qr; /* Vector of struct alpha_vms_vma_ref. */ 430 }; 431 432 /* Alpha VMS linker hash table. */ 433 434 struct alpha_vms_link_hash_table 435 { 436 struct bfd_link_hash_table root; 437 438 /* Vector of shared libraries. */ 439 struct vector_type shrlibs; 440 441 /* Fixup section. */ 442 asection *fixup; 443 444 /* Base address. Used by fixups. */ 445 bfd_vma base_addr; 446 }; 447 448 #define alpha_vms_link_hash(INFO) \ 449 ((struct alpha_vms_link_hash_table *)(INFO->hash)) 450 451 /* Alpha VMS linker hash table entry. */ 452 453 struct alpha_vms_link_hash_entry 454 { 455 struct bfd_link_hash_entry root; 456 457 /* Pointer to the original vms symbol. */ 458 struct vms_symbol_entry *sym; 459 }; 460 461 /* Image reading. */ 462 463 /* Read & process EIHD record. 464 Return TRUE on success, FALSE on error. */ 465 466 static bool 467 _bfd_vms_slurp_eihd (bfd *abfd, unsigned int *eisd_offset, 468 unsigned int *eihs_offset) 469 { 470 unsigned int imgtype, size; 471 bfd_vma symvva; 472 struct vms_eihd *eihd = (struct vms_eihd *)PRIV (recrd.rec); 473 474 vms_debug2 ((8, "_bfd_vms_slurp_eihd\n")); 475 476 /* PR 21813: Check for an undersized record. */ 477 if (PRIV (recrd.buf_size) < sizeof (* eihd)) 478 { 479 _bfd_error_handler (_("corrupt EIHD record - size is too small")); 480 bfd_set_error (bfd_error_bad_value); 481 return false; 482 } 483 484 size = bfd_getl32 (eihd->size); 485 imgtype = bfd_getl32 (eihd->imgtype); 486 487 if (imgtype == EIHD__K_EXE || imgtype == EIHD__K_LIM) 488 abfd->flags |= EXEC_P; 489 490 symvva = bfd_getl64 (eihd->symvva); 491 if (symvva != 0) 492 { 493 PRIV (symvva) = symvva; 494 abfd->flags |= DYNAMIC; 495 } 496 497 PRIV (ident) = bfd_getl32 (eihd->ident); 498 PRIV (matchctl) = eihd->matchctl; 499 500 *eisd_offset = bfd_getl32 (eihd->isdoff); 501 *eihs_offset = bfd_getl32 (eihd->symdbgoff); 502 503 vms_debug2 ((4, "EIHD size %d imgtype %d symvva 0x%lx eisd %d eihs %d\n", 504 size, imgtype, (unsigned long)symvva, 505 *eisd_offset, *eihs_offset)); 506 (void) size; 507 508 return true; 509 } 510 511 /* Read & process EISD record. 512 Return TRUE on success, FALSE on error. */ 513 514 static bool 515 _bfd_vms_slurp_eisd (bfd *abfd, unsigned int offset) 516 { 517 int section_count = 0; 518 519 vms_debug2 ((8, "_bfd_vms_slurp_eisd\n")); 520 521 while (1) 522 { 523 struct vms_eisd *eisd; 524 unsigned int rec_size; 525 unsigned int size; 526 uint64_t vaddr; 527 unsigned int flags; 528 unsigned int vbn; 529 char *name = NULL; 530 asection *section; 531 flagword bfd_flags; 532 533 /* PR 17512: file: 3d9e9fe9. */ 534 if (offset > PRIV (recrd.rec_size) 535 || (PRIV (recrd.rec_size) - offset 536 < offsetof (struct vms_eisd, eisdsize) + 4)) 537 return false; 538 eisd = (struct vms_eisd *) (PRIV (recrd.rec) + offset); 539 rec_size = bfd_getl32 (eisd->eisdsize); 540 if (rec_size == 0) 541 break; 542 543 /* Skip to next block if pad. */ 544 if (rec_size == 0xffffffff) 545 { 546 offset = (offset + VMS_BLOCK_SIZE) & ~(VMS_BLOCK_SIZE - 1); 547 continue; 548 } 549 550 /* Make sure that there is enough data present in the record. */ 551 if (rec_size < offsetof (struct vms_eisd, type) + 1) 552 return false; 553 /* Make sure that the record is not too big either. */ 554 if (rec_size > PRIV (recrd.rec_size) - offset) 555 return false; 556 557 offset += rec_size; 558 559 size = bfd_getl32 (eisd->secsize); 560 vaddr = bfd_getl64 (eisd->virt_addr); 561 flags = bfd_getl32 (eisd->flags); 562 vbn = bfd_getl32 (eisd->vbn); 563 564 vms_debug2 ((4, "EISD at 0x%x size 0x%x addr 0x%lx flags 0x%x blk %d\n", 565 offset, size, (unsigned long)vaddr, flags, vbn)); 566 567 /* VMS combines psects from .obj files into isects in the .exe. This 568 process doesn't preserve enough information to reliably determine 569 what's in each section without examining the data. This is 570 especially true of DWARF debug sections. */ 571 bfd_flags = SEC_ALLOC; 572 if (vbn != 0) 573 bfd_flags |= SEC_HAS_CONTENTS | SEC_LOAD; 574 575 if (flags & EISD__M_EXE) 576 bfd_flags |= SEC_CODE; 577 578 if (flags & EISD__M_NONSHRADR) 579 bfd_flags |= SEC_DATA; 580 581 if (!(flags & EISD__M_WRT)) 582 bfd_flags |= SEC_READONLY; 583 584 if (flags & EISD__M_DZRO) 585 bfd_flags |= SEC_DATA; 586 587 if (flags & EISD__M_FIXUPVEC) 588 bfd_flags |= SEC_DATA; 589 590 if (flags & EISD__M_CRF) 591 bfd_flags |= SEC_DATA; 592 593 if (flags & EISD__M_GBL) 594 { 595 if (rec_size <= offsetof (struct vms_eisd, gblnam)) 596 return false; 597 else if (rec_size < sizeof (struct vms_eisd)) 598 name = _bfd_vms_save_counted_string (abfd, eisd->gblnam, 599 rec_size - offsetof (struct vms_eisd, gblnam)); 600 else 601 name = _bfd_vms_save_counted_string (abfd, eisd->gblnam, 602 EISD__K_GBLNAMLEN); 603 if (name == NULL || name[0] == 0) 604 return false; 605 bfd_flags |= SEC_COFF_SHARED_LIBRARY; 606 bfd_flags &= ~(SEC_ALLOC | SEC_LOAD); 607 } 608 else if (flags & EISD__M_FIXUPVEC) 609 name = "$FIXUPVEC$"; 610 else if (eisd->type == EISD__K_USRSTACK) 611 name = "$STACK$"; 612 else 613 { 614 const char *pfx; 615 616 name = (char *) bfd_alloc (abfd, 32); 617 if (name == NULL) 618 return false; 619 if (flags & EISD__M_DZRO) 620 pfx = "BSS"; 621 else if (flags & EISD__M_EXE) 622 pfx = "CODE"; 623 else if (!(flags & EISD__M_WRT)) 624 pfx = "RO"; 625 else 626 pfx = "LOCAL"; 627 BFD_ASSERT (section_count < 999); 628 sprintf (name, "$%s_%03d$", pfx, section_count++); 629 } 630 631 section = bfd_make_section (abfd, name); 632 633 if (!section) 634 return false; 635 636 section->filepos = vbn ? VMS_BLOCK_SIZE * (vbn - 1) : 0; 637 section->size = size; 638 section->vma = vaddr; 639 640 if (!bfd_set_section_flags (section, bfd_flags)) 641 return false; 642 } 643 644 return true; 645 } 646 647 /* Read & process EIHS record. 648 Return TRUE on success, FALSE on error. */ 649 650 static bool 651 _bfd_vms_slurp_eihs (bfd *abfd, unsigned int offset) 652 { 653 unsigned char *p = PRIV (recrd.rec) + offset; 654 unsigned int gstvbn; 655 unsigned int gstsize ATTRIBUTE_UNUSED; 656 unsigned int dstvbn; 657 unsigned int dstsize; 658 unsigned int dmtvbn; 659 unsigned int dmtbytes; 660 asection *section; 661 662 /* PR 21611: Check that offset is valid. */ 663 if (offset > PRIV (recrd.rec_size) - (EIHS__L_DMTBYTES + 4)) 664 { 665 _bfd_error_handler (_("unable to read EIHS record at offset %#x"), 666 offset); 667 bfd_set_error (bfd_error_file_truncated); 668 return false; 669 } 670 671 gstvbn = bfd_getl32 (p + EIHS__L_GSTVBN); 672 gstsize = bfd_getl32 (p + EIHS__L_GSTSIZE); 673 dstvbn = bfd_getl32 (p + EIHS__L_DSTVBN); 674 dstsize = bfd_getl32 (p + EIHS__L_DSTSIZE); 675 dmtvbn = bfd_getl32 (p + EIHS__L_DMTVBN); 676 dmtbytes = bfd_getl32 (p + EIHS__L_DMTBYTES); 677 678 #if VMS_DEBUG 679 vms_debug (8, "_bfd_vms_slurp_ihs\n"); 680 vms_debug (4, "EIHS record gstvbn %d gstsize %d dstvbn %d dstsize %d dmtvbn %d dmtbytes %d\n", 681 gstvbn, gstsize, dstvbn, dstsize, dmtvbn, dmtbytes); 682 #endif 683 684 if (dstvbn) 685 { 686 flagword bfd_flags = SEC_HAS_CONTENTS | SEC_DEBUGGING; 687 688 section = bfd_make_section (abfd, "$DST$"); 689 if (!section) 690 return false; 691 692 section->size = dstsize; 693 section->filepos = VMS_BLOCK_SIZE * (dstvbn - 1); 694 695 if (!bfd_set_section_flags (section, bfd_flags)) 696 return false; 697 698 PRIV (dst_section) = section; 699 abfd->flags |= (HAS_DEBUG | HAS_LINENO); 700 } 701 702 if (dmtvbn) 703 { 704 flagword bfd_flags = SEC_HAS_CONTENTS | SEC_DEBUGGING; 705 706 section = bfd_make_section (abfd, "$DMT$"); 707 if (!section) 708 return false; 709 710 section->size = dmtbytes; 711 section->filepos = VMS_BLOCK_SIZE * (dmtvbn - 1); 712 713 if (!bfd_set_section_flags (section, bfd_flags)) 714 return false; 715 } 716 717 if (gstvbn) 718 { 719 if (bfd_seek (abfd, VMS_BLOCK_SIZE * (gstvbn - 1), SEEK_SET)) 720 { 721 bfd_set_error (bfd_error_file_truncated); 722 return false; 723 } 724 725 if (!_bfd_vms_slurp_object_records (abfd)) 726 return false; 727 728 abfd->flags |= HAS_SYMS; 729 } 730 731 return true; 732 } 733 734 /* Object file reading. */ 735 736 /* Object file input functions. */ 737 738 /* Get next record from object file to vms_buf. 739 Set PRIV(buf_size) and return it 740 741 This is a little tricky since it should be portable. 742 743 The openVMS object file has 'variable length' which means that 744 read() returns data in chunks of (hopefully) correct and expected 745 size. The linker (and other tools on VMS) depend on that. Unix 746 doesn't know about 'formatted' files, so reading and writing such 747 an object file in a Unix environment is not trivial. 748 749 With the tool 'file' (available on all VMS FTP sites), one 750 can view and change the attributes of a file. Changing from 751 'variable length' to 'fixed length, 512 bytes' reveals the 752 record size at the first 2 bytes of every record. The same 753 may happen during the transfer of object files from VMS to Unix, 754 at least with UCX, the DEC implementation of TCP/IP. 755 756 The VMS format repeats the size at bytes 2 & 3 of every record. 757 758 On the first call (file_format == FF_UNKNOWN) we check if 759 the first and the third byte pair (!) of the record match. 760 If they do it's an object file in an Unix environment or with 761 wrong attributes (FF_FOREIGN), else we should be in a VMS 762 environment where read() returns the record size (FF_NATIVE). 763 764 Reading is always done in 2 steps: 765 1. first just the record header is read and the size extracted, 766 2. then the read buffer is adjusted and the remaining bytes are 767 read in. 768 769 All file I/O is done on even file positions. */ 770 771 #define VMS_OBJECT_ADJUSTMENT 2 772 773 static void 774 maybe_adjust_record_pointer_for_object (bfd *abfd) 775 { 776 /* Set the file format once for all on the first invocation. */ 777 if (PRIV (recrd.file_format) == FF_UNKNOWN) 778 { 779 if (PRIV (recrd.rec)[0] == PRIV (recrd.rec)[4] 780 && PRIV (recrd.rec)[1] == PRIV (recrd.rec)[5]) 781 PRIV (recrd.file_format) = FF_FOREIGN; 782 else 783 PRIV (recrd.file_format) = FF_NATIVE; 784 } 785 786 /* The adjustment is needed only in an Unix environment. */ 787 if (PRIV (recrd.file_format) == FF_FOREIGN) 788 PRIV (recrd.rec) += VMS_OBJECT_ADJUSTMENT; 789 } 790 791 /* Implement step #1 of the object record reading procedure. 792 Return the record type or -1 on failure. */ 793 794 static int 795 _bfd_vms_get_object_record (bfd *abfd) 796 { 797 unsigned int test_len = 6; 798 int type; 799 800 vms_debug2 ((8, "_bfd_vms_get_obj_record\n")); 801 802 /* Skip alignment byte if the current position is odd. */ 803 if (PRIV (recrd.file_format) == FF_FOREIGN && (bfd_tell (abfd) & 1)) 804 { 805 if (bfd_read (PRIV (recrd.buf), 1, abfd) != 1) 806 { 807 bfd_set_error (bfd_error_file_truncated); 808 return -1; 809 } 810 } 811 812 /* Read the record header */ 813 if (bfd_read (PRIV (recrd.buf), test_len, abfd) != test_len) 814 { 815 bfd_set_error (bfd_error_file_truncated); 816 return -1; 817 } 818 819 /* Reset the record pointer. */ 820 PRIV (recrd.rec) = PRIV (recrd.buf); 821 maybe_adjust_record_pointer_for_object (abfd); 822 823 if (vms_get_remaining_object_record (abfd, test_len) <= 0) 824 return -1; 825 826 type = bfd_getl16 (PRIV (recrd.rec)); 827 828 vms_debug2 ((8, "_bfd_vms_get_obj_record: rec %p, size %d, type %d\n", 829 PRIV (recrd.rec), PRIV (recrd.rec_size), type)); 830 831 return type; 832 } 833 834 /* Implement step #2 of the object record reading procedure. 835 Return the size of the record or 0 on failure. */ 836 837 static int 838 vms_get_remaining_object_record (bfd *abfd, unsigned int read_so_far) 839 { 840 unsigned int to_read; 841 842 vms_debug2 ((8, "vms_get_remaining_obj_record\n")); 843 844 /* Extract record size. */ 845 PRIV (recrd.rec_size) = bfd_getl16 (PRIV (recrd.rec) + 2); 846 847 if (PRIV (recrd.rec_size) == 0) 848 { 849 bfd_set_error (bfd_error_file_truncated); 850 return 0; 851 } 852 853 /* That's what the linker manual says. */ 854 if (PRIV (recrd.rec_size) > EOBJ__C_MAXRECSIZ) 855 { 856 bfd_set_error (bfd_error_file_truncated); 857 return 0; 858 } 859 860 /* Take into account object adjustment. */ 861 to_read = PRIV (recrd.rec_size); 862 if (PRIV (recrd.file_format) == FF_FOREIGN) 863 to_read += VMS_OBJECT_ADJUSTMENT; 864 865 /* Adjust the buffer. */ 866 if (to_read > PRIV (recrd.buf_size)) 867 { 868 PRIV (recrd.buf) 869 = (unsigned char *) bfd_realloc_or_free (PRIV (recrd.buf), to_read); 870 if (PRIV (recrd.buf) == NULL) 871 return 0; 872 PRIV (recrd.buf_size) = to_read; 873 } 874 /* PR 17512: file: 025-1974-0.004. */ 875 else if (to_read <= read_so_far) 876 return 0; 877 878 /* Read the remaining record. */ 879 to_read -= read_so_far; 880 881 vms_debug2 ((8, "vms_get_remaining_obj_record: to_read %d\n", to_read)); 882 883 if (bfd_read (PRIV (recrd.buf) + read_so_far, to_read, abfd) != to_read) 884 { 885 bfd_set_error (bfd_error_file_truncated); 886 return 0; 887 } 888 889 /* Reset the record pointer. */ 890 PRIV (recrd.rec) = PRIV (recrd.buf); 891 maybe_adjust_record_pointer_for_object (abfd); 892 893 vms_debug2 ((8, "vms_get_remaining_obj_record: size %d\n", 894 PRIV (recrd.rec_size))); 895 896 return PRIV (recrd.rec_size); 897 } 898 899 /* Read and process emh record. 900 Return TRUE on success, FALSE on error. */ 901 902 static bool 903 _bfd_vms_slurp_ehdr (bfd *abfd) 904 { 905 unsigned char *ptr; 906 unsigned char *vms_rec; 907 unsigned char *end; 908 int subtype; 909 910 vms_rec = PRIV (recrd.rec); 911 /* PR 17512: file: 62736583. */ 912 end = PRIV (recrd.buf) + PRIV (recrd.buf_size); 913 914 vms_debug2 ((2, "HDR/EMH\n")); 915 916 subtype = bfd_getl16 (vms_rec + 4); 917 918 vms_debug2 ((3, "subtype %d\n", subtype)); 919 920 switch (subtype) 921 { 922 case EMH__C_MHD: 923 /* Module header. */ 924 if (vms_rec + 21 >= end) 925 goto fail; 926 PRIV (hdr_data).hdr_b_strlvl = vms_rec[6]; 927 PRIV (hdr_data).hdr_l_arch1 = bfd_getl32 (vms_rec + 8); 928 PRIV (hdr_data).hdr_l_arch2 = bfd_getl32 (vms_rec + 12); 929 PRIV (hdr_data).hdr_l_recsiz = bfd_getl32 (vms_rec + 16); 930 if ((vms_rec + 20 + vms_rec[20] + 1) >= end) 931 goto fail; 932 PRIV (hdr_data).hdr_t_name 933 = _bfd_vms_save_counted_string (abfd, vms_rec + 20, vms_rec[20]); 934 ptr = vms_rec + 20 + vms_rec[20] + 1; 935 if ((ptr + *ptr + 1) >= end) 936 goto fail; 937 PRIV (hdr_data).hdr_t_version 938 = _bfd_vms_save_counted_string (abfd, ptr, *ptr); 939 ptr += *ptr + 1; 940 if (ptr + 17 >= end) 941 goto fail; 942 PRIV (hdr_data).hdr_t_date 943 = _bfd_vms_save_sized_string (abfd, ptr, 17); 944 break; 945 946 case EMH__C_LNM: 947 if (vms_rec + PRIV (recrd.rec_size - 6) > end) 948 goto fail; 949 PRIV (hdr_data).hdr_c_lnm 950 = _bfd_vms_save_sized_string (abfd, vms_rec, PRIV (recrd.rec_size - 6)); 951 break; 952 953 case EMH__C_SRC: 954 if (vms_rec + PRIV (recrd.rec_size - 6) > end) 955 goto fail; 956 PRIV (hdr_data).hdr_c_src 957 = _bfd_vms_save_sized_string (abfd, vms_rec, PRIV (recrd.rec_size - 6)); 958 break; 959 960 case EMH__C_TTL: 961 if (vms_rec + PRIV (recrd.rec_size - 6) > end) 962 goto fail; 963 PRIV (hdr_data).hdr_c_ttl 964 = _bfd_vms_save_sized_string (abfd, vms_rec, PRIV (recrd.rec_size - 6)); 965 break; 966 967 case EMH__C_CPR: 968 case EMH__C_MTC: 969 case EMH__C_GTX: 970 break; 971 972 default: 973 fail: 974 bfd_set_error (bfd_error_wrong_format); 975 return false; 976 } 977 978 return true; 979 } 980 981 /* Typical sections for evax object files. */ 982 983 #define EVAX_ABS_NAME "$ABS$" 984 #define EVAX_CODE_NAME "$CODE$" 985 #define EVAX_LINK_NAME "$LINK$" 986 #define EVAX_DATA_NAME "$DATA$" 987 #define EVAX_BSS_NAME "$BSS$" 988 #define EVAX_READONLYADDR_NAME "$READONLY_ADDR$" 989 #define EVAX_READONLY_NAME "$READONLY$" 990 #define EVAX_LITERAL_NAME "$LITERAL$" 991 #define EVAX_LITERALS_NAME "$LITERALS" 992 #define EVAX_COMMON_NAME "$COMMON$" 993 #define EVAX_LOCAL_NAME "$LOCAL$" 994 995 struct sec_flags_struct 996 { 997 const char *name; /* Name of section. */ 998 int vflags_always; 999 flagword flags_always; /* Flags we set always. */ 1000 int vflags_hassize; 1001 flagword flags_hassize; /* Flags we set if the section has a size > 0. */ 1002 }; 1003 1004 /* These flags are deccrtl/vaxcrtl (openVMS 6.2 Alpha) compatible. */ 1005 1006 static const struct sec_flags_struct evax_section_flags[] = 1007 { 1008 { EVAX_ABS_NAME, 1009 EGPS__V_SHR, 1010 0, 1011 EGPS__V_SHR, 1012 0 }, 1013 { EVAX_CODE_NAME, 1014 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_EXE, 1015 SEC_CODE | SEC_READONLY, 1016 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_EXE, 1017 SEC_CODE | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1018 { EVAX_LITERAL_NAME, 1019 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_RD | EGPS__V_NOMOD, 1020 SEC_DATA | SEC_READONLY, 1021 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_RD, 1022 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1023 { EVAX_LINK_NAME, 1024 EGPS__V_REL | EGPS__V_RD, 1025 SEC_DATA | SEC_READONLY, 1026 EGPS__V_REL | EGPS__V_RD, 1027 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1028 { EVAX_DATA_NAME, 1029 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT | EGPS__V_NOMOD, 1030 SEC_DATA, 1031 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1032 SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1033 { EVAX_BSS_NAME, 1034 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT | EGPS__V_NOMOD, 1035 SEC_NO_FLAGS, 1036 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT | EGPS__V_NOMOD, 1037 SEC_ALLOC }, 1038 { EVAX_READONLYADDR_NAME, 1039 EGPS__V_PIC | EGPS__V_REL | EGPS__V_RD, 1040 SEC_DATA | SEC_READONLY, 1041 EGPS__V_PIC | EGPS__V_REL | EGPS__V_RD, 1042 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1043 { EVAX_READONLY_NAME, 1044 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_RD | EGPS__V_NOMOD, 1045 SEC_DATA | SEC_READONLY, 1046 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_RD, 1047 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1048 { EVAX_LOCAL_NAME, 1049 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1050 SEC_DATA, 1051 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1052 SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1053 { EVAX_LITERALS_NAME, 1054 EGPS__V_PIC | EGPS__V_OVR, 1055 SEC_DATA | SEC_READONLY, 1056 EGPS__V_PIC | EGPS__V_OVR, 1057 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1058 { NULL, 1059 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1060 SEC_DATA, 1061 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1062 SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD } 1063 }; 1064 1065 /* Retrieve BFD section flags by name and size. */ 1066 1067 static flagword 1068 vms_secflag_by_name (const struct sec_flags_struct *section_flags, 1069 const char *name, 1070 int hassize) 1071 { 1072 int i = 0; 1073 1074 while (section_flags[i].name != NULL) 1075 { 1076 if (strcmp (name, section_flags[i].name) == 0) 1077 { 1078 if (hassize) 1079 return section_flags[i].flags_hassize; 1080 else 1081 return section_flags[i].flags_always; 1082 } 1083 i++; 1084 } 1085 if (hassize) 1086 return section_flags[i].flags_hassize; 1087 return section_flags[i].flags_always; 1088 } 1089 1090 /* Retrieve VMS section flags by name and size. */ 1091 1092 static flagword 1093 vms_esecflag_by_name (const struct sec_flags_struct *section_flags, 1094 const char *name, 1095 int hassize) 1096 { 1097 int i = 0; 1098 1099 while (section_flags[i].name != NULL) 1100 { 1101 if (strcmp (name, section_flags[i].name) == 0) 1102 { 1103 if (hassize) 1104 return section_flags[i].vflags_hassize; 1105 else 1106 return section_flags[i].vflags_always; 1107 } 1108 i++; 1109 } 1110 if (hassize) 1111 return section_flags[i].vflags_hassize; 1112 return section_flags[i].vflags_always; 1113 } 1114 1115 /* Add SYM to the symbol table of ABFD. 1116 Return FALSE in case of error. */ 1117 1118 static bool 1119 add_symbol_entry (bfd *abfd, struct vms_symbol_entry *sym) 1120 { 1121 if (PRIV (gsd_sym_count) >= PRIV (max_sym_count)) 1122 { 1123 if (PRIV (max_sym_count) == 0) 1124 { 1125 PRIV (max_sym_count) = 128; 1126 PRIV (syms) = bfd_malloc 1127 (PRIV (max_sym_count) * sizeof (struct vms_symbol_entry *)); 1128 } 1129 else 1130 { 1131 PRIV (max_sym_count) *= 2; 1132 PRIV (syms) = bfd_realloc_or_free 1133 (PRIV (syms), 1134 (PRIV (max_sym_count) * sizeof (struct vms_symbol_entry *))); 1135 } 1136 if (PRIV (syms) == NULL) 1137 return false; 1138 } 1139 1140 PRIV (syms)[PRIV (gsd_sym_count)++] = sym; 1141 return true; 1142 } 1143 1144 /* Create a symbol whose name is ASCIC and add it to ABFD. 1145 Return NULL in case of error. */ 1146 1147 static struct vms_symbol_entry * 1148 add_symbol (bfd *abfd, const unsigned char *ascic, unsigned int max) 1149 { 1150 struct vms_symbol_entry *entry; 1151 unsigned int len; 1152 1153 len = *ascic++; 1154 max -= 1; 1155 if (len > max) 1156 { 1157 _bfd_error_handler (_("record is too small for symbol name length")); 1158 bfd_set_error (bfd_error_bad_value); 1159 return NULL; 1160 } 1161 1162 entry = (struct vms_symbol_entry *)bfd_zalloc (abfd, sizeof (*entry) + len); 1163 if (entry == NULL) 1164 return NULL; 1165 entry->namelen = len; 1166 memcpy (entry->name, ascic, len); 1167 entry->name[len] = 0; 1168 entry->owner = abfd; 1169 1170 if (!add_symbol_entry (abfd, entry)) 1171 return NULL; 1172 return entry; 1173 } 1174 1175 /* Read and process EGSD. Return FALSE on failure. */ 1176 1177 static bool 1178 _bfd_vms_slurp_egsd (bfd *abfd) 1179 { 1180 int gsd_type; 1181 unsigned int gsd_size; 1182 unsigned char *vms_rec; 1183 bfd_vma base_addr; 1184 long psindx; 1185 1186 vms_debug2 ((2, "EGSD\n")); 1187 1188 if (PRIV (recrd.rec_size) < 8) 1189 { 1190 _bfd_error_handler (_("corrupt EGSD record: its size (%#x) is too small"), 1191 PRIV (recrd.rec_size)); 1192 bfd_set_error (bfd_error_bad_value); 1193 return false; 1194 } 1195 1196 PRIV (recrd.rec) += 8; /* Skip type, size, align pad. */ 1197 PRIV (recrd.rec_size) -= 8; 1198 1199 /* Calculate base address for each section. */ 1200 base_addr = 0; 1201 1202 while (PRIV (recrd.rec_size) > 4) 1203 { 1204 vms_rec = PRIV (recrd.rec); 1205 1206 gsd_type = bfd_getl16 (vms_rec); 1207 gsd_size = bfd_getl16 (vms_rec + 2); 1208 1209 vms_debug2 ((3, "egsd_type %d\n", gsd_type)); 1210 1211 /* PR 21615: Check for size overflow. */ 1212 if (PRIV (recrd.rec_size) < gsd_size) 1213 { 1214 _bfd_error_handler (_("corrupt EGSD record type %d: size (%#x) " 1215 "is larger than remaining space (%#x)"), 1216 gsd_type, gsd_size, PRIV (recrd.rec_size)); 1217 bfd_set_error (bfd_error_bad_value); 1218 return false; 1219 } 1220 1221 if (gsd_size < 4) 1222 { 1223 too_small: 1224 _bfd_error_handler (_("corrupt EGSD record type %d: size (%#x) " 1225 "is too small"), 1226 gsd_type, gsd_size); 1227 bfd_set_error (bfd_error_bad_value); 1228 return false; 1229 } 1230 1231 switch (gsd_type) 1232 { 1233 case EGSD__C_PSC: 1234 /* Program section definition. */ 1235 { 1236 struct vms_egps *egps = (struct vms_egps *) vms_rec; 1237 flagword new_flags, vms_flags; 1238 asection *section; 1239 1240 if (offsetof (struct vms_egps, flags) + 2 > gsd_size) 1241 goto too_small; 1242 vms_flags = bfd_getl16 (egps->flags); 1243 1244 if ((vms_flags & EGPS__V_REL) == 0) 1245 { 1246 /* Use the global absolute section for all 1247 absolute sections. */ 1248 section = bfd_abs_section_ptr; 1249 } 1250 else 1251 { 1252 char *name; 1253 bfd_vma align_addr; 1254 size_t left; 1255 1256 if (offsetof (struct vms_egps, namlng) >= gsd_size) 1257 goto too_small; 1258 left = gsd_size - offsetof (struct vms_egps, namlng); 1259 name = _bfd_vms_save_counted_string (abfd, &egps->namlng, left); 1260 if (name == NULL || name[0] == 0) 1261 return false; 1262 1263 section = bfd_make_section (abfd, name); 1264 if (!section) 1265 return false; 1266 1267 section->filepos = 0; 1268 section->size = bfd_getl32 (egps->alloc); 1269 section->alignment_power = egps->align & 31; 1270 1271 vms_section_data (section)->flags = vms_flags; 1272 vms_section_data (section)->no_flags = 0; 1273 1274 new_flags = vms_secflag_by_name (evax_section_flags, 1275 section->name, 1276 section->size > 0); 1277 if (section->size > 0) 1278 new_flags |= SEC_LOAD; 1279 if (!(vms_flags & EGPS__V_NOMOD) && section->size > 0) 1280 { 1281 /* Set RELOC and HAS_CONTENTS if the section is not 1282 demand-zero and not empty. */ 1283 new_flags |= SEC_HAS_CONTENTS; 1284 if (vms_flags & EGPS__V_REL) 1285 new_flags |= SEC_RELOC; 1286 } 1287 if (vms_flags & EGPS__V_EXE) 1288 { 1289 /* Set CODE if section is executable. */ 1290 new_flags |= SEC_CODE; 1291 new_flags &= ~SEC_DATA; 1292 } 1293 if (!bfd_set_section_flags (section, new_flags)) 1294 return false; 1295 1296 /* Give a non-overlapping vma to non absolute sections. */ 1297 align_addr = (bfd_vma) 1 << section->alignment_power; 1298 base_addr = (base_addr + align_addr - 1) & -align_addr; 1299 section->vma = base_addr; 1300 base_addr += section->size; 1301 } 1302 1303 /* Append it to the section array. */ 1304 if (PRIV (section_count) >= PRIV (section_max)) 1305 { 1306 if (PRIV (section_max) == 0) 1307 PRIV (section_max) = 16; 1308 else 1309 PRIV (section_max) *= 2; 1310 PRIV (sections) = bfd_realloc_or_free 1311 (PRIV (sections), PRIV (section_max) * sizeof (asection *)); 1312 if (PRIV (sections) == NULL) 1313 return false; 1314 } 1315 1316 PRIV (sections)[PRIV (section_count)] = section; 1317 PRIV (section_count)++; 1318 } 1319 break; 1320 1321 case EGSD__C_SYM: 1322 { 1323 unsigned int nameoff; 1324 struct vms_symbol_entry *entry; 1325 struct vms_egsy *egsy = (struct vms_egsy *) vms_rec; 1326 flagword old_flags; 1327 1328 if (offsetof (struct vms_egsy, flags) + 2 > gsd_size) 1329 goto too_small; 1330 old_flags = bfd_getl16 (egsy->flags); 1331 if (old_flags & EGSY__V_DEF) 1332 nameoff = ESDF__B_NAMLNG; 1333 else 1334 nameoff = ESRF__B_NAMLNG; 1335 1336 if (nameoff >= gsd_size) 1337 goto too_small; 1338 entry = add_symbol (abfd, vms_rec + nameoff, gsd_size - nameoff); 1339 if (entry == NULL) 1340 return false; 1341 1342 /* Allow only duplicate reference. */ 1343 if ((entry->flags & EGSY__V_DEF) && (old_flags & EGSY__V_DEF)) 1344 abort (); 1345 1346 if (entry->typ == 0) 1347 { 1348 entry->typ = gsd_type; 1349 entry->data_type = egsy->datyp; 1350 entry->flags = old_flags; 1351 } 1352 1353 if (old_flags & EGSY__V_DEF) 1354 { 1355 struct vms_esdf *esdf = (struct vms_esdf *) vms_rec; 1356 1357 entry->value = bfd_getl64 (esdf->value); 1358 if (PRIV (sections) == NULL) 1359 return false; 1360 1361 psindx = bfd_getl32 (esdf->psindx); 1362 /* PR 21813: Check for an out of range index. */ 1363 if (psindx < 0 || psindx >= (int) PRIV (section_count)) 1364 { 1365 bad_psindx: 1366 _bfd_error_handler (_("corrupt EGSD record: its psindx " 1367 "field is too big (%#lx)"), 1368 psindx); 1369 bfd_set_error (bfd_error_bad_value); 1370 return false; 1371 } 1372 entry->section = PRIV (sections)[psindx]; 1373 1374 if (old_flags & EGSY__V_NORM) 1375 { 1376 PRIV (norm_sym_count)++; 1377 1378 entry->code_value = bfd_getl64 (esdf->code_address); 1379 psindx = bfd_getl32 (esdf->ca_psindx); 1380 /* PR 21813: Check for an out of range index. */ 1381 if (psindx < 0 || psindx >= (int) PRIV (section_count)) 1382 goto bad_psindx; 1383 entry->code_section = PRIV (sections)[psindx]; 1384 } 1385 } 1386 } 1387 break; 1388 1389 case EGSD__C_SYMG: 1390 { 1391 struct vms_symbol_entry *entry; 1392 struct vms_egst *egst = (struct vms_egst *)vms_rec; 1393 flagword old_flags; 1394 unsigned int nameoff = offsetof (struct vms_egst, namlng); 1395 1396 if (nameoff >= gsd_size) 1397 goto too_small; 1398 entry = add_symbol (abfd, &egst->namlng, gsd_size - nameoff); 1399 if (entry == NULL) 1400 return false; 1401 1402 old_flags = bfd_getl16 (egst->header.flags); 1403 entry->typ = gsd_type; 1404 entry->data_type = egst->header.datyp; 1405 entry->flags = old_flags; 1406 1407 entry->symbol_vector = bfd_getl32 (egst->value); 1408 1409 if (old_flags & EGSY__V_REL) 1410 { 1411 if (PRIV (sections) == NULL) 1412 return false; 1413 psindx = bfd_getl32 (egst->psindx); 1414 /* PR 21813: Check for an out of range index. */ 1415 if (psindx < 0 || psindx >= (int) PRIV (section_count)) 1416 goto bad_psindx; 1417 entry->section = PRIV (sections)[psindx]; 1418 } 1419 else 1420 entry->section = bfd_abs_section_ptr; 1421 1422 entry->value = bfd_getl64 (egst->lp_2); 1423 1424 if (old_flags & EGSY__V_NORM) 1425 { 1426 PRIV (norm_sym_count)++; 1427 1428 entry->code_value = bfd_getl64 (egst->lp_1); 1429 entry->code_section = bfd_abs_section_ptr; 1430 } 1431 } 1432 break; 1433 1434 case EGSD__C_SPSC: 1435 case EGSD__C_IDC: 1436 /* Currently ignored. */ 1437 break; 1438 case EGSD__C_SYMM: 1439 case EGSD__C_SYMV: 1440 default: 1441 _bfd_error_handler (_("unknown EGSD subtype %d"), gsd_type); 1442 bfd_set_error (bfd_error_bad_value); 1443 return false; 1444 } 1445 1446 PRIV (recrd.rec_size) -= gsd_size; 1447 PRIV (recrd.rec) += gsd_size; 1448 } 1449 1450 /* FIXME: Should we complain if PRIV (recrd.rec_size) is not zero ? */ 1451 1452 if (PRIV (gsd_sym_count) > 0) 1453 abfd->flags |= HAS_SYMS; 1454 1455 return true; 1456 } 1457 1458 /* Stack routines for vms ETIR commands. */ 1459 1460 /* Push value and section index. */ 1461 1462 static bool 1463 _bfd_vms_push (bfd *abfd, bfd_vma val, unsigned int reloc) 1464 { 1465 vms_debug2 ((4, "<push %08lx (0x%08x) at %d>\n", 1466 (unsigned long)val, reloc, PRIV (stackptr))); 1467 1468 PRIV (stack[PRIV (stackptr)]).value = val; 1469 PRIV (stack[PRIV (stackptr)]).reloc = reloc; 1470 PRIV (stackptr)++; 1471 if (PRIV (stackptr) >= STACKSIZE) 1472 { 1473 bfd_set_error (bfd_error_bad_value); 1474 _bfd_error_handler (_("stack overflow (%d) in _bfd_vms_push"), PRIV (stackptr)); 1475 return false; 1476 } 1477 return true; 1478 } 1479 1480 /* Pop value and section index. */ 1481 1482 static bool 1483 _bfd_vms_pop (bfd *abfd, bfd_vma *val, unsigned int *rel) 1484 { 1485 if (PRIV (stackptr) == 0) 1486 { 1487 bfd_set_error (bfd_error_bad_value); 1488 _bfd_error_handler (_("stack underflow in _bfd_vms_pop")); 1489 return false; 1490 } 1491 PRIV (stackptr)--; 1492 *val = PRIV (stack[PRIV (stackptr)]).value; 1493 *rel = PRIV (stack[PRIV (stackptr)]).reloc; 1494 1495 vms_debug2 ((4, "<pop %08lx (0x%08x)>\n", (unsigned long)*val, *rel)); 1496 return true; 1497 } 1498 1499 /* Routines to fill sections contents during tir/etir read. */ 1500 1501 /* Initialize image buffer pointer to be filled. */ 1502 1503 static void 1504 image_set_ptr (bfd *abfd, bfd_vma vma, int sect, struct bfd_link_info *info) 1505 { 1506 asection *sec; 1507 1508 vms_debug2 ((4, "image_set_ptr (0x%08x, sect=%d)\n", (unsigned)vma, sect)); 1509 1510 if (PRIV (sections) == NULL) 1511 return; 1512 if (sect < 0 || sect >= (int) PRIV (section_count)) 1513 return; 1514 1515 sec = PRIV (sections)[sect]; 1516 1517 if (info) 1518 { 1519 /* Reading contents to an output bfd. */ 1520 1521 if (sec->output_section == NULL) 1522 { 1523 /* Section discarded. */ 1524 vms_debug2 ((5, " section %s discarded\n", sec->name)); 1525 1526 /* This is not used. */ 1527 PRIV (image_section) = NULL; 1528 PRIV (image_offset) = 0; 1529 return; 1530 } 1531 PRIV (image_offset) = sec->output_offset + vma; 1532 PRIV (image_section) = sec->output_section; 1533 } 1534 else 1535 { 1536 PRIV (image_offset) = vma; 1537 PRIV (image_section) = sec; 1538 } 1539 } 1540 1541 /* Increment image buffer pointer by offset. */ 1542 1543 static void 1544 image_inc_ptr (bfd *abfd, bfd_vma offset) 1545 { 1546 vms_debug2 ((4, "image_inc_ptr (%u)\n", (unsigned)offset)); 1547 1548 PRIV (image_offset) += offset; 1549 } 1550 1551 /* Save current DST location counter under specified index. */ 1552 1553 static bool 1554 dst_define_location (bfd *abfd, unsigned int loc) 1555 { 1556 vms_debug2 ((4, "dst_define_location (%d)\n", (int)loc)); 1557 1558 if (loc > 1 << 24) 1559 { 1560 /* 16M entries ought to be plenty. */ 1561 bfd_set_error (bfd_error_bad_value); 1562 _bfd_error_handler (_("dst_define_location %u too large"), loc); 1563 return false; 1564 } 1565 1566 /* Grow the ptr offset table if necessary. */ 1567 if (loc + 1 > PRIV (dst_ptr_offsets_count)) 1568 { 1569 PRIV (dst_ptr_offsets) 1570 = bfd_realloc_or_free (PRIV (dst_ptr_offsets), 1571 (loc + 1) * sizeof (unsigned int)); 1572 if (PRIV (dst_ptr_offsets) == NULL) 1573 return false; 1574 memset (PRIV (dst_ptr_offsets) + PRIV (dst_ptr_offsets_count), 0, 1575 (loc - PRIV (dst_ptr_offsets_count)) * sizeof (unsigned int)); 1576 PRIV (dst_ptr_offsets_count) = loc + 1; 1577 } 1578 1579 PRIV (dst_ptr_offsets)[loc] = PRIV (image_offset); 1580 return true; 1581 } 1582 1583 /* Restore saved DST location counter from specified index. */ 1584 1585 static bool 1586 dst_restore_location (bfd *abfd, unsigned int loc) 1587 { 1588 vms_debug2 ((4, "dst_restore_location (%d)\n", (int)loc)); 1589 1590 if (loc < PRIV (dst_ptr_offsets_count)) 1591 { 1592 PRIV (image_offset) = PRIV (dst_ptr_offsets)[loc]; 1593 return true; 1594 } 1595 return false; 1596 } 1597 1598 /* Retrieve saved DST location counter from specified index. */ 1599 1600 static bool 1601 dst_retrieve_location (bfd *abfd, bfd_vma *loc) 1602 { 1603 vms_debug2 ((4, "dst_retrieve_location (%d)\n", (int) *loc)); 1604 1605 if (*loc < PRIV (dst_ptr_offsets_count)) 1606 { 1607 *loc = PRIV (dst_ptr_offsets)[*loc]; 1608 return true; 1609 } 1610 return false; 1611 } 1612 1613 /* Write multiple bytes to section image. */ 1614 1615 static bool 1616 image_write (bfd *abfd, unsigned char *ptr, unsigned int size) 1617 { 1618 asection *sec = PRIV (image_section); 1619 size_t off = PRIV (image_offset); 1620 1621 /* Check bounds. */ 1622 if (off > sec->size 1623 || size > sec->size - off) 1624 { 1625 bfd_set_error (bfd_error_bad_value); 1626 return false; 1627 } 1628 1629 #if VMS_DEBUG 1630 _bfd_vms_debug (8, "image_write from (%p, %d) to (%ld)\n", ptr, size, 1631 (long) off); 1632 #endif 1633 1634 if (PRIV (image_section)->contents != NULL) 1635 memcpy (sec->contents + off, ptr, size); 1636 else 1637 { 1638 unsigned int i; 1639 for (i = 0; i < size; i++) 1640 if (ptr[i] != 0) 1641 { 1642 bfd_set_error (bfd_error_bad_value); 1643 return false; 1644 } 1645 } 1646 1647 #if VMS_DEBUG 1648 _bfd_hexdump (9, ptr, size, 0); 1649 #endif 1650 1651 PRIV (image_offset) += size; 1652 return true; 1653 } 1654 1655 /* Write byte to section image. */ 1656 1657 static bool 1658 image_write_b (bfd * abfd, unsigned int value) 1659 { 1660 unsigned char data[1]; 1661 1662 vms_debug2 ((6, "image_write_b (%02x)\n", (int) value)); 1663 1664 *data = value; 1665 1666 return image_write (abfd, data, sizeof (data)); 1667 } 1668 1669 /* Write 2-byte word to image. */ 1670 1671 static bool 1672 image_write_w (bfd * abfd, unsigned int value) 1673 { 1674 unsigned char data[2]; 1675 1676 vms_debug2 ((6, "image_write_w (%04x)\n", (int) value)); 1677 1678 bfd_putl16 (value, data); 1679 return image_write (abfd, data, sizeof (data)); 1680 } 1681 1682 /* Write 4-byte long to image. */ 1683 1684 static bool 1685 image_write_l (bfd * abfd, unsigned long value) 1686 { 1687 unsigned char data[4]; 1688 1689 vms_debug2 ((6, "image_write_l (%08lx)\n", value)); 1690 1691 bfd_putl32 (value, data); 1692 return image_write (abfd, data, sizeof (data)); 1693 } 1694 1695 /* Write 8-byte quad to image. */ 1696 1697 static bool 1698 image_write_q (bfd * abfd, bfd_vma value) 1699 { 1700 unsigned char data[8]; 1701 1702 vms_debug2 ((6, "image_write_q (%08lx)\n", (unsigned long)value)); 1703 1704 bfd_putl64 (value, data); 1705 return image_write (abfd, data, sizeof (data)); 1706 } 1707 1708 static const char * 1709 _bfd_vms_etir_name (int cmd) 1710 { 1711 switch (cmd) 1712 { 1713 case ETIR__C_STA_GBL: return "ETIR__C_STA_GBL"; 1714 case ETIR__C_STA_LW: return "ETIR__C_STA_LW"; 1715 case ETIR__C_STA_QW: return "ETIR__C_STA_QW"; 1716 case ETIR__C_STA_PQ: return "ETIR__C_STA_PQ"; 1717 case ETIR__C_STA_LI: return "ETIR__C_STA_LI"; 1718 case ETIR__C_STA_MOD: return "ETIR__C_STA_MOD"; 1719 case ETIR__C_STA_CKARG: return "ETIR__C_STA_CKARG"; 1720 case ETIR__C_STO_B: return "ETIR__C_STO_B"; 1721 case ETIR__C_STO_W: return "ETIR__C_STO_W"; 1722 case ETIR__C_STO_GBL: return "ETIR__C_STO_GBL"; 1723 case ETIR__C_STO_CA: return "ETIR__C_STO_CA"; 1724 case ETIR__C_STO_RB: return "ETIR__C_STO_RB"; 1725 case ETIR__C_STO_AB: return "ETIR__C_STO_AB"; 1726 case ETIR__C_STO_OFF: return "ETIR__C_STO_OFF"; 1727 case ETIR__C_STO_IMM: return "ETIR__C_STO_IMM"; 1728 case ETIR__C_STO_IMMR: return "ETIR__C_STO_IMMR"; 1729 case ETIR__C_STO_LW: return "ETIR__C_STO_LW"; 1730 case ETIR__C_STO_QW: return "ETIR__C_STO_QW"; 1731 case ETIR__C_STO_GBL_LW: return "ETIR__C_STO_GBL_LW"; 1732 case ETIR__C_STO_LP_PSB: return "ETIR__C_STO_LP_PSB"; 1733 case ETIR__C_STO_HINT_GBL: return "ETIR__C_STO_HINT_GBL"; 1734 case ETIR__C_STO_HINT_PS: return "ETIR__C_STO_HINT_PS"; 1735 case ETIR__C_OPR_ADD: return "ETIR__C_OPR_ADD"; 1736 case ETIR__C_OPR_SUB: return "ETIR__C_OPR_SUB"; 1737 case ETIR__C_OPR_INSV: return "ETIR__C_OPR_INSV"; 1738 case ETIR__C_OPR_USH: return "ETIR__C_OPR_USH"; 1739 case ETIR__C_OPR_ROT: return "ETIR__C_OPR_ROT"; 1740 case ETIR__C_OPR_REDEF: return "ETIR__C_OPR_REDEF"; 1741 case ETIR__C_OPR_DFLIT: return "ETIR__C_OPR_DFLIT"; 1742 case ETIR__C_STC_LP: return "ETIR__C_STC_LP"; 1743 case ETIR__C_STC_GBL: return "ETIR__C_STC_GBL"; 1744 case ETIR__C_STC_GCA: return "ETIR__C_STC_GCA"; 1745 case ETIR__C_STC_PS: return "ETIR__C_STC_PS"; 1746 case ETIR__C_STC_NBH_PS: return "ETIR__C_STC_NBH_PS"; 1747 case ETIR__C_STC_NOP_GBL: return "ETIR__C_STC_NOP_GBL"; 1748 case ETIR__C_STC_NOP_PS: return "ETIR__C_STC_NOP_PS"; 1749 case ETIR__C_STC_BSR_GBL: return "ETIR__C_STC_BSR_GBL"; 1750 case ETIR__C_STC_BSR_PS: return "ETIR__C_STC_BSR_PS"; 1751 case ETIR__C_STC_LDA_GBL: return "ETIR__C_STC_LDA_GBL"; 1752 case ETIR__C_STC_LDA_PS: return "ETIR__C_STC_LDA_PS"; 1753 case ETIR__C_STC_BOH_GBL: return "ETIR__C_STC_BOH_GBL"; 1754 case ETIR__C_STC_BOH_PS: return "ETIR__C_STC_BOH_PS"; 1755 case ETIR__C_STC_NBH_GBL: return "ETIR__C_STC_NBH_GBL"; 1756 case ETIR__C_STC_LP_PSB: return "ETIR__C_STC_LP_PSB"; 1757 case ETIR__C_CTL_SETRB: return "ETIR__C_CTL_SETRB"; 1758 case ETIR__C_CTL_AUGRB: return "ETIR__C_CTL_AUGRB"; 1759 case ETIR__C_CTL_DFLOC: return "ETIR__C_CTL_DFLOC"; 1760 case ETIR__C_CTL_STLOC: return "ETIR__C_CTL_STLOC"; 1761 case ETIR__C_CTL_STKDL: return "ETIR__C_CTL_STKDL"; 1762 1763 default: 1764 /* These names have not yet been added to this switch statement. */ 1765 _bfd_error_handler (_("unknown ETIR command %d"), cmd); 1766 } 1767 1768 return NULL; 1769 } 1770 #define HIGHBIT(op) ((op & 0x80000000L) == 0x80000000L) 1771 1772 static void 1773 _bfd_vms_get_value (bfd *abfd, 1774 const unsigned char *ascic, 1775 const unsigned char *max_ascic, 1776 struct bfd_link_info *info, 1777 bfd_vma *vma, 1778 struct alpha_vms_link_hash_entry **hp) 1779 { 1780 char name[257]; 1781 unsigned int len; 1782 unsigned int i; 1783 struct alpha_vms_link_hash_entry *h; 1784 1785 /* Not linking. Do not try to resolve the symbol. */ 1786 if (info == NULL) 1787 { 1788 *vma = 0; 1789 *hp = NULL; 1790 return; 1791 } 1792 1793 len = *ascic; 1794 if (ascic + len >= max_ascic) 1795 { 1796 _bfd_error_handler (_("corrupt vms value")); 1797 *vma = 0; 1798 *hp = NULL; 1799 return; 1800 } 1801 1802 for (i = 0; i < len; i++) 1803 name[i] = ascic[i + 1]; 1804 name[i] = 0; 1805 1806 h = (struct alpha_vms_link_hash_entry *) 1807 bfd_link_hash_lookup (info->hash, name, false, false, true); 1808 1809 *hp = h; 1810 1811 if (h != NULL 1812 && (h->root.type == bfd_link_hash_defined 1813 || h->root.type == bfd_link_hash_defweak)) 1814 *vma = h->root.u.def.value 1815 + h->root.u.def.section->output_offset 1816 + h->root.u.def.section->output_section->vma; 1817 else if (h && h->root.type == bfd_link_hash_undefweak) 1818 *vma = 0; 1819 else 1820 { 1821 (*info->callbacks->undefined_symbol) 1822 (info, name, abfd, PRIV (image_section), PRIV (image_offset), true); 1823 *vma = 0; 1824 } 1825 } 1826 1827 #define RELC_NONE 0 1828 #define RELC_REL 1 1829 #define RELC_SHR_BASE 0x10000 1830 #define RELC_SEC_BASE 0x20000 1831 #define RELC_MASK 0x0ffff 1832 1833 static unsigned int 1834 alpha_vms_sym_to_ctxt (struct alpha_vms_link_hash_entry *h) 1835 { 1836 /* Handle undefined symbols. */ 1837 if (h == NULL || h->sym == NULL) 1838 return RELC_NONE; 1839 1840 if (h->sym->typ == EGSD__C_SYMG) 1841 { 1842 if (h->sym->flags & EGSY__V_REL) 1843 return RELC_SHR_BASE + PRIV2 (h->sym->owner, shr_index); 1844 else 1845 { 1846 /* Can this happen (non-relocatable symg) ? I'd like to see 1847 an example. */ 1848 abort (); 1849 } 1850 } 1851 if (h->sym->typ == EGSD__C_SYM) 1852 { 1853 if (h->sym->flags & EGSY__V_REL) 1854 return RELC_REL; 1855 else 1856 return RELC_NONE; 1857 } 1858 abort (); 1859 } 1860 1861 static bfd_vma 1862 alpha_vms_get_sym_value (asection *sect, bfd_vma addr) 1863 { 1864 return sect->output_section->vma + sect->output_offset + addr; 1865 } 1866 1867 static bfd_vma 1868 alpha_vms_fix_sec_rel (bfd *abfd, struct bfd_link_info *info, 1869 unsigned int rel, bfd_vma vma) 1870 { 1871 asection *sec; 1872 1873 if (PRIV (sections) == NULL) 1874 return 0; 1875 1876 sec = PRIV (sections)[rel & RELC_MASK]; 1877 1878 if (info) 1879 { 1880 if (sec->output_section == NULL) 1881 abort (); 1882 return vma + sec->output_section->vma + sec->output_offset; 1883 } 1884 else 1885 return vma + sec->vma; 1886 } 1887 1888 /* Read an ETIR record from ABFD. If INFO is not null, put the content into 1889 the output section (used during linking). 1890 Return FALSE in case of error. */ 1891 1892 static bool 1893 _bfd_vms_slurp_etir (bfd *abfd, struct bfd_link_info *info) 1894 { 1895 unsigned char *ptr; 1896 unsigned int length; 1897 unsigned char *maxptr; 1898 bfd_vma op1 = 0; 1899 bfd_vma op2 = 0; 1900 unsigned int rel1 = RELC_NONE; 1901 unsigned int rel2 = RELC_NONE; 1902 struct alpha_vms_link_hash_entry *h; 1903 1904 PRIV (recrd.rec) += ETIR__C_HEADER_SIZE; 1905 PRIV (recrd.rec_size) -= ETIR__C_HEADER_SIZE; 1906 1907 ptr = PRIV (recrd.rec); 1908 length = PRIV (recrd.rec_size); 1909 maxptr = ptr + length; 1910 1911 vms_debug2 ((2, "ETIR: %d bytes\n", length)); 1912 1913 while (ptr < maxptr) 1914 { 1915 int cmd, cmd_length; 1916 1917 if (ptr + 4 > maxptr) 1918 goto corrupt_etir; 1919 1920 cmd = bfd_getl16 (ptr); 1921 cmd_length = bfd_getl16 (ptr + 2); 1922 1923 /* PR 21589 and 21579: Check for a corrupt ETIR record. */ 1924 if (cmd_length < 4 || ptr + cmd_length > maxptr) 1925 { 1926 corrupt_etir: 1927 _bfd_error_handler (_("corrupt ETIR record encountered")); 1928 bfd_set_error (bfd_error_bad_value); 1929 return false; 1930 } 1931 ptr += 4; 1932 cmd_length -= 4; 1933 1934 #if VMS_DEBUG 1935 _bfd_vms_debug (4, "etir: %s(%d)\n", 1936 _bfd_vms_etir_name (cmd), cmd); 1937 _bfd_hexdump (8, ptr, cmd_length, 0); 1938 #endif 1939 1940 switch (cmd) 1941 { 1942 /* Stack global 1943 arg: cs symbol name 1944 1945 stack 32 bit value of symbol (high bits set to 0). */ 1946 case ETIR__C_STA_GBL: 1947 _bfd_vms_get_value (abfd, ptr, ptr + cmd_length, info, &op1, &h); 1948 if (!_bfd_vms_push (abfd, op1, alpha_vms_sym_to_ctxt (h))) 1949 return false; 1950 break; 1951 1952 /* Stack longword 1953 arg: lw value 1954 1955 stack 32 bit value, sign extend to 64 bit. */ 1956 case ETIR__C_STA_LW: 1957 if (cmd_length < 4) 1958 goto corrupt_etir; 1959 if (!_bfd_vms_push (abfd, bfd_getl32 (ptr), RELC_NONE)) 1960 return false; 1961 break; 1962 1963 /* Stack quadword 1964 arg: qw value 1965 1966 stack 64 bit value of symbol. */ 1967 case ETIR__C_STA_QW: 1968 if (cmd_length < 8) 1969 goto corrupt_etir; 1970 if (!_bfd_vms_push (abfd, bfd_getl64 (ptr), RELC_NONE)) 1971 return false; 1972 break; 1973 1974 /* Stack psect base plus quadword offset 1975 arg: lw section index 1976 qw signed quadword offset (low 32 bits) 1977 1978 Stack qw argument and section index 1979 (see ETIR__C_STO_OFF, ETIR__C_CTL_SETRB). */ 1980 case ETIR__C_STA_PQ: 1981 { 1982 int psect; 1983 1984 if (cmd_length < 12) 1985 goto corrupt_etir; 1986 psect = bfd_getl32 (ptr); 1987 if ((unsigned int) psect >= PRIV (section_count)) 1988 { 1989 _bfd_error_handler (_("bad section index in %s"), 1990 _bfd_vms_etir_name (cmd)); 1991 bfd_set_error (bfd_error_bad_value); 1992 return false; 1993 } 1994 op1 = bfd_getl64 (ptr + 4); 1995 if (!_bfd_vms_push (abfd, op1, psect | RELC_SEC_BASE)) 1996 return false; 1997 } 1998 break; 1999 2000 case ETIR__C_STA_LI: 2001 case ETIR__C_STA_MOD: 2002 case ETIR__C_STA_CKARG: 2003 _bfd_error_handler (_("unsupported STA cmd %s"), 2004 _bfd_vms_etir_name (cmd)); 2005 return false; 2006 break; 2007 2008 /* Store byte: pop stack, write byte 2009 arg: -. */ 2010 case ETIR__C_STO_B: 2011 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2012 return false; 2013 if (rel1 != RELC_NONE) 2014 goto bad_context; 2015 if (!image_write_b (abfd, (unsigned int) op1 & 0xff)) 2016 return false; 2017 break; 2018 2019 /* Store word: pop stack, write word 2020 arg: -. */ 2021 case ETIR__C_STO_W: 2022 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2023 return false; 2024 if (rel1 != RELC_NONE) 2025 goto bad_context; 2026 if (!image_write_w (abfd, (unsigned int) op1 & 0xffff)) 2027 return false; 2028 break; 2029 2030 /* Store longword: pop stack, write longword 2031 arg: -. */ 2032 case ETIR__C_STO_LW: 2033 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2034 return false; 2035 if (rel1 & RELC_SEC_BASE) 2036 { 2037 op1 = alpha_vms_fix_sec_rel (abfd, info, rel1, op1); 2038 rel1 = RELC_REL; 2039 } 2040 else if (rel1 & RELC_SHR_BASE) 2041 { 2042 if (!alpha_vms_add_fixup_lr (info, rel1 & RELC_MASK, op1)) 2043 return false; 2044 rel1 = RELC_NONE; 2045 } 2046 if (rel1 != RELC_NONE) 2047 { 2048 if (rel1 != RELC_REL) 2049 abort (); 2050 if (!alpha_vms_add_lw_reloc (info)) 2051 return false; 2052 } 2053 if (!image_write_l (abfd, op1)) 2054 return false; 2055 break; 2056 2057 /* Store quadword: pop stack, write quadword 2058 arg: -. */ 2059 case ETIR__C_STO_QW: 2060 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2061 return false; 2062 if (rel1 & RELC_SEC_BASE) 2063 { 2064 op1 = alpha_vms_fix_sec_rel (abfd, info, rel1, op1); 2065 rel1 = RELC_REL; 2066 } 2067 else if (rel1 & RELC_SHR_BASE) 2068 abort (); 2069 if (rel1 != RELC_NONE) 2070 { 2071 if (rel1 != RELC_REL) 2072 abort (); 2073 if (!alpha_vms_add_qw_reloc (info)) 2074 return false; 2075 } 2076 if (!image_write_q (abfd, op1)) 2077 return false; 2078 break; 2079 2080 /* Store immediate repeated: pop stack for repeat count 2081 arg: lw byte count 2082 da data. */ 2083 case ETIR__C_STO_IMMR: 2084 { 2085 int size; 2086 2087 if (cmd_length < 4) 2088 goto corrupt_etir; 2089 size = bfd_getl32 (ptr); 2090 if (size > cmd_length - 4) 2091 goto corrupt_etir; 2092 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2093 return false; 2094 if (rel1 != RELC_NONE) 2095 goto bad_context; 2096 if (size == 0) 2097 break; 2098 op1 &= 0xffffffff; 2099 while (op1-- > 0) 2100 if (!image_write (abfd, ptr + 4, size)) 2101 return false; 2102 } 2103 break; 2104 2105 /* Store global: write symbol value 2106 arg: cs global symbol name. */ 2107 case ETIR__C_STO_GBL: 2108 _bfd_vms_get_value (abfd, ptr, ptr + cmd_length, info, &op1, &h); 2109 if (h && h->sym) 2110 { 2111 if (h->sym->typ == EGSD__C_SYMG) 2112 { 2113 if (!alpha_vms_add_fixup_qr (info, abfd, h->sym->owner, 2114 h->sym->symbol_vector)) 2115 return false; 2116 op1 = 0; 2117 } 2118 else 2119 { 2120 op1 = alpha_vms_get_sym_value (h->sym->section, 2121 h->sym->value); 2122 if (!alpha_vms_add_qw_reloc (info)) 2123 return false; 2124 } 2125 } 2126 if (!image_write_q (abfd, op1)) 2127 return false; 2128 break; 2129 2130 /* Store code address: write address of entry point 2131 arg: cs global symbol name (procedure). */ 2132 case ETIR__C_STO_CA: 2133 _bfd_vms_get_value (abfd, ptr, ptr + cmd_length, info, &op1, &h); 2134 if (h && h->sym) 2135 { 2136 if (h->sym->flags & EGSY__V_NORM) 2137 { 2138 /* That's really a procedure. */ 2139 if (h->sym->typ == EGSD__C_SYMG) 2140 { 2141 if (!alpha_vms_add_fixup_ca (info, abfd, h->sym->owner)) 2142 return false; 2143 op1 = h->sym->symbol_vector; 2144 } 2145 else 2146 { 2147 op1 = alpha_vms_get_sym_value (h->sym->code_section, 2148 h->sym->code_value); 2149 if (!alpha_vms_add_qw_reloc (info)) 2150 return false; 2151 } 2152 } 2153 else 2154 { 2155 /* Symbol is not a procedure. */ 2156 abort (); 2157 } 2158 } 2159 if (!image_write_q (abfd, op1)) 2160 return false; 2161 break; 2162 2163 /* Store offset to psect: pop stack, add low 32 bits to base of psect 2164 arg: none. */ 2165 case ETIR__C_STO_OFF: 2166 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2167 return false; 2168 2169 if (!(rel1 & RELC_SEC_BASE)) 2170 abort (); 2171 2172 op1 = alpha_vms_fix_sec_rel (abfd, info, rel1, op1); 2173 rel1 = RELC_REL; 2174 if (!image_write_q (abfd, op1)) 2175 return false; 2176 break; 2177 2178 /* Store immediate 2179 arg: lw count of bytes 2180 da data. */ 2181 case ETIR__C_STO_IMM: 2182 { 2183 unsigned int size; 2184 2185 if (cmd_length < 4) 2186 goto corrupt_etir; 2187 size = bfd_getl32 (ptr); 2188 if (!image_write (abfd, ptr + 4, size)) 2189 return false; 2190 } 2191 break; 2192 2193 /* This code is 'reserved to digital' according to the openVMS 2194 linker manual, however it is generated by the DEC C compiler 2195 and defined in the include file. 2196 FIXME, since the following is just a guess 2197 store global longword: store 32bit value of symbol 2198 arg: cs symbol name. */ 2199 case ETIR__C_STO_GBL_LW: 2200 _bfd_vms_get_value (abfd, ptr, ptr + cmd_length, info, &op1, &h); 2201 #if 0 2202 abort (); 2203 #endif 2204 if (!image_write_l (abfd, op1)) 2205 return false; 2206 break; 2207 2208 case ETIR__C_STO_RB: 2209 case ETIR__C_STO_AB: 2210 case ETIR__C_STO_LP_PSB: 2211 _bfd_error_handler (_("%s: not supported"), 2212 _bfd_vms_etir_name (cmd)); 2213 return false; 2214 break; 2215 case ETIR__C_STO_HINT_GBL: 2216 case ETIR__C_STO_HINT_PS: 2217 _bfd_error_handler (_("%s: not implemented"), 2218 _bfd_vms_etir_name (cmd)); 2219 return false; 2220 break; 2221 2222 /* 200 Store-conditional Linkage Pair 2223 arg: none. */ 2224 case ETIR__C_STC_LP: 2225 2226 /* 202 Store-conditional Address at global address 2227 lw linkage index 2228 cs global name. */ 2229 2230 case ETIR__C_STC_GBL: 2231 2232 /* 203 Store-conditional Code Address at global address 2233 lw linkage index 2234 cs procedure name. */ 2235 case ETIR__C_STC_GCA: 2236 2237 /* 204 Store-conditional Address at psect + offset 2238 lw linkage index 2239 lw psect index 2240 qw offset. */ 2241 case ETIR__C_STC_PS: 2242 _bfd_error_handler (_("%s: not supported"), 2243 _bfd_vms_etir_name (cmd)); 2244 return false; 2245 break; 2246 2247 /* 201 Store-conditional Linkage Pair with Procedure Signature 2248 lw linkage index 2249 cs procedure name 2250 by signature length 2251 da signature. */ 2252 2253 case ETIR__C_STC_LP_PSB: 2254 if (cmd_length < 4) 2255 goto corrupt_etir; 2256 _bfd_vms_get_value (abfd, ptr + 4, ptr + cmd_length, info, &op1, &h); 2257 if (h && h->sym) 2258 { 2259 if (h->sym->typ == EGSD__C_SYMG) 2260 { 2261 if (!alpha_vms_add_fixup_lp (info, abfd, h->sym->owner)) 2262 return false; 2263 op1 = h->sym->symbol_vector; 2264 op2 = 0; 2265 } 2266 else 2267 { 2268 op1 = alpha_vms_get_sym_value (h->sym->code_section, 2269 h->sym->code_value); 2270 op2 = alpha_vms_get_sym_value (h->sym->section, 2271 h->sym->value); 2272 } 2273 } 2274 else 2275 { 2276 /* Undefined symbol. */ 2277 op1 = 0; 2278 op2 = 0; 2279 } 2280 if (!image_write_q (abfd, op1) 2281 || !image_write_q (abfd, op2)) 2282 return false; 2283 break; 2284 2285 /* 205 Store-conditional NOP at address of global 2286 arg: none. */ 2287 case ETIR__C_STC_NOP_GBL: 2288 /* ALPHA_R_NOP */ 2289 2290 /* 207 Store-conditional BSR at global address 2291 arg: none. */ 2292 2293 case ETIR__C_STC_BSR_GBL: 2294 /* ALPHA_R_BSR */ 2295 2296 /* 209 Store-conditional LDA at global address 2297 arg: none. */ 2298 2299 case ETIR__C_STC_LDA_GBL: 2300 /* ALPHA_R_LDA */ 2301 2302 /* 211 Store-conditional BSR or Hint at global address 2303 arg: none. */ 2304 2305 case ETIR__C_STC_BOH_GBL: 2306 /* Currentl ignored. */ 2307 break; 2308 2309 /* 213 Store-conditional NOP,BSR or HINT at global address 2310 arg: none. */ 2311 2312 case ETIR__C_STC_NBH_GBL: 2313 2314 /* 206 Store-conditional NOP at pect + offset 2315 arg: none. */ 2316 2317 case ETIR__C_STC_NOP_PS: 2318 2319 /* 208 Store-conditional BSR at pect + offset 2320 arg: none. */ 2321 2322 case ETIR__C_STC_BSR_PS: 2323 2324 /* 210 Store-conditional LDA at psect + offset 2325 arg: none. */ 2326 2327 case ETIR__C_STC_LDA_PS: 2328 2329 /* 212 Store-conditional BSR or Hint at pect + offset 2330 arg: none. */ 2331 2332 case ETIR__C_STC_BOH_PS: 2333 2334 /* 214 Store-conditional NOP, BSR or HINT at psect + offset 2335 arg: none. */ 2336 case ETIR__C_STC_NBH_PS: 2337 _bfd_error_handler (_("%s: not supported"), 2338 _bfd_vms_etir_name (cmd)); 2339 return false; 2340 break; 2341 2342 /* Det relocation base: pop stack, set image location counter 2343 arg: none. */ 2344 case ETIR__C_CTL_SETRB: 2345 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2346 return false; 2347 if (!(rel1 & RELC_SEC_BASE)) 2348 abort (); 2349 image_set_ptr (abfd, op1, rel1 & RELC_MASK, info); 2350 break; 2351 2352 /* Augment relocation base: increment image location counter by offset 2353 arg: lw offset value. */ 2354 case ETIR__C_CTL_AUGRB: 2355 if (cmd_length < 4) 2356 goto corrupt_etir; 2357 op1 = bfd_getl32 (ptr); 2358 image_inc_ptr (abfd, op1); 2359 break; 2360 2361 /* Define location: pop index, save location counter under index 2362 arg: none. */ 2363 case ETIR__C_CTL_DFLOC: 2364 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2365 return false; 2366 if (rel1 != RELC_NONE) 2367 goto bad_context; 2368 if (!dst_define_location (abfd, op1)) 2369 return false; 2370 break; 2371 2372 /* Set location: pop index, restore location counter from index 2373 arg: none. */ 2374 case ETIR__C_CTL_STLOC: 2375 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2376 return false; 2377 if (rel1 != RELC_NONE) 2378 goto bad_context; 2379 if (!dst_restore_location (abfd, op1)) 2380 { 2381 bfd_set_error (bfd_error_bad_value); 2382 _bfd_error_handler (_("invalid %s"), "ETIR__C_CTL_STLOC"); 2383 return false; 2384 } 2385 break; 2386 2387 /* Stack defined location: pop index, push location counter from index 2388 arg: none. */ 2389 case ETIR__C_CTL_STKDL: 2390 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2391 return false; 2392 if (rel1 != RELC_NONE) 2393 goto bad_context; 2394 if (!dst_retrieve_location (abfd, &op1)) 2395 { 2396 bfd_set_error (bfd_error_bad_value); 2397 _bfd_error_handler (_("invalid %s"), "ETIR__C_CTL_STKDL"); 2398 return false; 2399 } 2400 if (!_bfd_vms_push (abfd, op1, RELC_NONE)) 2401 return false; 2402 break; 2403 2404 case ETIR__C_OPR_NOP: /* No-op. */ 2405 break; 2406 2407 case ETIR__C_OPR_ADD: /* Add. */ 2408 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2409 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2410 return false; 2411 if (rel1 == RELC_NONE && rel2 != RELC_NONE) 2412 rel1 = rel2; 2413 else if (rel1 != RELC_NONE && rel2 != RELC_NONE) 2414 goto bad_context; 2415 if (!_bfd_vms_push (abfd, op1 + op2, rel1)) 2416 return false; 2417 break; 2418 2419 case ETIR__C_OPR_SUB: /* Subtract. */ 2420 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2421 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2422 return false; 2423 if (rel1 == RELC_NONE && rel2 != RELC_NONE) 2424 rel1 = rel2; 2425 else if ((rel1 & RELC_SEC_BASE) && (rel2 & RELC_SEC_BASE)) 2426 { 2427 op1 = alpha_vms_fix_sec_rel (abfd, info, rel1, op1); 2428 op2 = alpha_vms_fix_sec_rel (abfd, info, rel2, op2); 2429 rel1 = RELC_NONE; 2430 } 2431 else if (rel1 != RELC_NONE && rel2 != RELC_NONE) 2432 goto bad_context; 2433 if (!_bfd_vms_push (abfd, op2 - op1, rel1)) 2434 return false; 2435 break; 2436 2437 case ETIR__C_OPR_MUL: /* Multiply. */ 2438 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2439 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2440 return false; 2441 if (rel1 != RELC_NONE || rel2 != RELC_NONE) 2442 goto bad_context; 2443 if (!_bfd_vms_push (abfd, op1 * op2, RELC_NONE)) 2444 return false; 2445 break; 2446 2447 case ETIR__C_OPR_DIV: /* Divide. */ 2448 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2449 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2450 return false; 2451 if (rel1 != RELC_NONE || rel2 != RELC_NONE) 2452 goto bad_context; 2453 if (op1 == 0) 2454 { 2455 /* Divide by zero is supposed to give a result of zero, 2456 and a non-fatal warning message. */ 2457 _bfd_error_handler (_("%s divide by zero"), "ETIR__C_OPR_DIV"); 2458 if (!_bfd_vms_push (abfd, 0, RELC_NONE)) 2459 return false; 2460 } 2461 else 2462 { 2463 if (!_bfd_vms_push (abfd, op2 / op1, RELC_NONE)) 2464 return false; 2465 } 2466 break; 2467 2468 case ETIR__C_OPR_AND: /* Logical AND. */ 2469 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2470 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2471 return false; 2472 if (rel1 != RELC_NONE || rel2 != RELC_NONE) 2473 goto bad_context; 2474 if (!_bfd_vms_push (abfd, op1 & op2, RELC_NONE)) 2475 return false; 2476 break; 2477 2478 case ETIR__C_OPR_IOR: /* Logical inclusive OR. */ 2479 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2480 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2481 return false; 2482 if (rel1 != RELC_NONE || rel2 != RELC_NONE) 2483 goto bad_context; 2484 if (!_bfd_vms_push (abfd, op1 | op2, RELC_NONE)) 2485 return false; 2486 break; 2487 2488 case ETIR__C_OPR_EOR: /* Logical exclusive OR. */ 2489 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2490 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2491 return false; 2492 if (rel1 != RELC_NONE || rel2 != RELC_NONE) 2493 goto bad_context; 2494 if (!_bfd_vms_push (abfd, op1 ^ op2, RELC_NONE)) 2495 return false; 2496 break; 2497 2498 case ETIR__C_OPR_NEG: /* Negate. */ 2499 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2500 return false; 2501 if (rel1 != RELC_NONE) 2502 goto bad_context; 2503 if (!_bfd_vms_push (abfd, -op1, RELC_NONE)) 2504 return false; 2505 break; 2506 2507 case ETIR__C_OPR_COM: /* Complement. */ 2508 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2509 return false; 2510 if (rel1 != RELC_NONE) 2511 goto bad_context; 2512 if (!_bfd_vms_push (abfd, ~op1, RELC_NONE)) 2513 return false; 2514 break; 2515 2516 case ETIR__C_OPR_ASH: /* Arithmetic shift. */ 2517 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2518 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2519 return false; 2520 if (rel1 != RELC_NONE || rel2 != RELC_NONE) 2521 { 2522 bad_context: 2523 _bfd_error_handler (_("invalid use of %s with contexts"), 2524 _bfd_vms_etir_name (cmd)); 2525 return false; 2526 } 2527 if ((bfd_signed_vma) op2 < 0) 2528 { 2529 /* Shift right. */ 2530 bfd_vma sign; 2531 op2 = -op2; 2532 if (op2 >= CHAR_BIT * sizeof (op1)) 2533 op2 = CHAR_BIT * sizeof (op1) - 1; 2534 /* op1 = (bfd_signed_vma) op1 >> op2; */ 2535 sign = op1 & ((bfd_vma) 1 << (CHAR_BIT * sizeof (op1) - 1)); 2536 op1 >>= op2; 2537 sign >>= op2; 2538 op1 = (op1 ^ sign) - sign; 2539 } 2540 else 2541 { 2542 /* Shift left. */ 2543 if (op2 >= CHAR_BIT * sizeof (op1)) 2544 op1 = 0; 2545 else 2546 op1 <<= op2; 2547 } 2548 if (!_bfd_vms_push (abfd, op1, RELC_NONE)) /* FIXME: sym. */ 2549 return false; 2550 break; 2551 2552 case ETIR__C_OPR_INSV: /* Insert field. */ 2553 case ETIR__C_OPR_USH: /* Unsigned shift. */ 2554 case ETIR__C_OPR_ROT: /* Rotate. */ 2555 case ETIR__C_OPR_REDEF: /* Redefine symbol to current location. */ 2556 case ETIR__C_OPR_DFLIT: /* Define a literal. */ 2557 _bfd_error_handler (_("%s: not supported"), 2558 _bfd_vms_etir_name (cmd)); 2559 return false; 2560 break; 2561 2562 case ETIR__C_OPR_SEL: /* Select. */ 2563 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2564 return false; 2565 if (op1 & 0x01L) 2566 { 2567 if (!_bfd_vms_pop (abfd, &op1, &rel1)) 2568 return false; 2569 } 2570 else 2571 { 2572 if (!_bfd_vms_pop (abfd, &op1, &rel1) 2573 || !_bfd_vms_pop (abfd, &op2, &rel2)) 2574 return false; 2575 if (!_bfd_vms_push (abfd, op1, rel1)) 2576 return false; 2577 } 2578 break; 2579 2580 default: 2581 _bfd_error_handler (_("reserved cmd %d"), cmd); 2582 return false; 2583 break; 2584 } 2585 2586 ptr += cmd_length; 2587 } 2588 2589 return true; 2590 } 2591 2592 /* Process EDBG/ETBT record. 2593 Return TRUE on success, FALSE on error */ 2594 2595 static bool 2596 vms_slurp_debug (bfd *abfd) 2597 { 2598 asection *section = PRIV (dst_section); 2599 2600 if (section == NULL) 2601 { 2602 /* We have no way to find out beforehand how much debug info there 2603 is in an object file, so pick an initial amount and grow it as 2604 needed later. */ 2605 flagword flags = SEC_HAS_CONTENTS | SEC_DEBUGGING | SEC_RELOC 2606 | SEC_IN_MEMORY; 2607 2608 section = bfd_make_section (abfd, "$DST$"); 2609 if (!section) 2610 return false; 2611 if (!bfd_set_section_flags (section, flags)) 2612 return false; 2613 PRIV (dst_section) = section; 2614 } 2615 2616 PRIV (image_section) = section; 2617 PRIV (image_offset) = section->size; 2618 2619 if (!_bfd_vms_slurp_etir (abfd, NULL)) 2620 return false; 2621 2622 section->size = PRIV (image_offset); 2623 return true; 2624 } 2625 2626 /* Process EDBG record. 2627 Return TRUE on success, FALSE on error. */ 2628 2629 static bool 2630 _bfd_vms_slurp_edbg (bfd *abfd) 2631 { 2632 vms_debug2 ((2, "EDBG\n")); 2633 2634 abfd->flags |= HAS_DEBUG | HAS_LINENO; 2635 2636 return vms_slurp_debug (abfd); 2637 } 2638 2639 /* Process ETBT record. 2640 Return TRUE on success, FALSE on error. */ 2641 2642 static bool 2643 _bfd_vms_slurp_etbt (bfd *abfd) 2644 { 2645 vms_debug2 ((2, "ETBT\n")); 2646 2647 abfd->flags |= HAS_LINENO; 2648 2649 return vms_slurp_debug (abfd); 2650 } 2651 2652 /* Process EEOM record. 2653 Return TRUE on success, FALSE on error. */ 2654 2655 static bool 2656 _bfd_vms_slurp_eeom (bfd *abfd) 2657 { 2658 struct vms_eeom *eeom = (struct vms_eeom *) PRIV (recrd.rec); 2659 2660 vms_debug2 ((2, "EEOM\n")); 2661 2662 /* PR 21813: Check for an undersized record. */ 2663 if (PRIV (recrd.buf_size) < sizeof (* eeom)) 2664 { 2665 _bfd_error_handler (_("corrupt EEOM record - size is too small")); 2666 bfd_set_error (bfd_error_bad_value); 2667 return false; 2668 } 2669 2670 PRIV (eom_data).eom_l_total_lps = bfd_getl32 (eeom->total_lps); 2671 PRIV (eom_data).eom_w_comcod = bfd_getl16 (eeom->comcod); 2672 if (PRIV (eom_data).eom_w_comcod > 1) 2673 { 2674 _bfd_error_handler (_("object module not error-free !")); 2675 bfd_set_error (bfd_error_bad_value); 2676 return false; 2677 } 2678 2679 PRIV (eom_data).eom_has_transfer = false; 2680 if (PRIV (recrd.rec_size) > 10) 2681 { 2682 PRIV (eom_data).eom_has_transfer = true; 2683 PRIV (eom_data).eom_b_tfrflg = eeom->tfrflg; 2684 PRIV (eom_data).eom_l_psindx = bfd_getl32 (eeom->psindx); 2685 PRIV (eom_data).eom_l_tfradr = bfd_getl32 (eeom->tfradr); 2686 2687 abfd->start_address = PRIV (eom_data).eom_l_tfradr; 2688 } 2689 return true; 2690 } 2691 2692 /* Slurp an ordered set of VMS object records. Return FALSE on error. */ 2693 2694 static bool 2695 _bfd_vms_slurp_object_records (bfd * abfd) 2696 { 2697 bool ok; 2698 int type; 2699 2700 do 2701 { 2702 vms_debug2 ((7, "reading at %08lx\n", (unsigned long)bfd_tell (abfd))); 2703 2704 type = _bfd_vms_get_object_record (abfd); 2705 if (type < 0) 2706 { 2707 vms_debug2 ((2, "next_record failed\n")); 2708 return false; 2709 } 2710 2711 switch (type) 2712 { 2713 case EOBJ__C_EMH: 2714 ok = _bfd_vms_slurp_ehdr (abfd); 2715 break; 2716 case EOBJ__C_EEOM: 2717 ok = _bfd_vms_slurp_eeom (abfd); 2718 break; 2719 case EOBJ__C_EGSD: 2720 ok = _bfd_vms_slurp_egsd (abfd); 2721 break; 2722 case EOBJ__C_ETIR: 2723 ok = true; /* _bfd_vms_slurp_etir (abfd); */ 2724 break; 2725 case EOBJ__C_EDBG: 2726 ok = _bfd_vms_slurp_edbg (abfd); 2727 break; 2728 case EOBJ__C_ETBT: 2729 ok = _bfd_vms_slurp_etbt (abfd); 2730 break; 2731 default: 2732 ok = false; 2733 } 2734 if (!ok) 2735 { 2736 vms_debug2 ((2, "slurp type %d failed\n", type)); 2737 return false; 2738 } 2739 } 2740 while (type != EOBJ__C_EEOM); 2741 2742 return true; 2743 } 2744 2745 /* Initialize private data */ 2746 static bool 2747 vms_initialize (bfd * abfd) 2748 { 2749 size_t amt; 2750 2751 amt = sizeof (struct vms_private_data_struct); 2752 abfd->tdata.any = bfd_zalloc (abfd, amt); 2753 if (abfd->tdata.any == NULL) 2754 return false; 2755 2756 PRIV (recrd.file_format) = FF_UNKNOWN; 2757 2758 amt = sizeof (struct stack_struct) * STACKSIZE; 2759 PRIV (stack) = bfd_alloc (abfd, amt); 2760 if (PRIV (stack) == NULL) 2761 goto error_ret1; 2762 2763 return true; 2764 2765 error_ret1: 2766 bfd_release (abfd, abfd->tdata.any); 2767 abfd->tdata.any = NULL; 2768 return false; 2769 } 2770 2771 /* Free malloc'd memory. */ 2772 2773 static void 2774 alpha_vms_free_private (bfd *abfd) 2775 { 2776 struct module *module; 2777 2778 free (PRIV (recrd.buf)); 2779 free (PRIV (sections)); 2780 free (PRIV (syms)); 2781 free (PRIV (dst_ptr_offsets)); 2782 2783 for (module = PRIV (modules); module; module = module->next) 2784 free (module->file_table); 2785 } 2786 2787 /* Check the format for a file being read. 2788 Return a (bfd_target *) if it's an object file or zero if not. */ 2789 2790 static bfd_cleanup 2791 alpha_vms_object_p (bfd *abfd) 2792 { 2793 void *tdata_save = abfd->tdata.any; 2794 unsigned int test_len; 2795 unsigned char *buf; 2796 2797 vms_debug2 ((1, "vms_object_p(%p)\n", abfd)); 2798 2799 /* Allocate alpha-vms specific data. */ 2800 if (!vms_initialize (abfd)) 2801 { 2802 abfd->tdata.any = tdata_save; 2803 return NULL; 2804 } 2805 2806 if (bfd_seek (abfd, 0, SEEK_SET)) 2807 goto error_ret; 2808 2809 /* The first challenge with VMS is to discover the kind of the file. 2810 2811 Image files (executable or shared images) are stored as a raw 2812 stream of bytes (like on UNIX), but there is no magic number. 2813 2814 Object files are written with RMS (record management service), ie 2815 each records are preceeded by its length (on a word - 2 bytes), and 2816 padded for word-alignment. That would be simple but when files 2817 are transfered to a UNIX filesystem (using ftp), records are lost. 2818 Only the raw content of the records are transfered. Fortunately, 2819 the Alpha Object file format also store the length of the record 2820 in the records. Is that clear ? */ 2821 2822 /* Minimum is 6 bytes for objects (2 bytes size, 2 bytes record id, 2823 2 bytes size repeated) and 12 bytes for images (4 bytes major id, 2824 4 bytes minor id, 4 bytes length). */ 2825 test_len = 12; 2826 buf = _bfd_malloc_and_read (abfd, test_len, test_len); 2827 if (buf == NULL) 2828 goto error_ret; 2829 PRIV (recrd.buf) = buf; 2830 PRIV (recrd.buf_size) = test_len; 2831 PRIV (recrd.rec) = buf; 2832 2833 /* Is it an image? */ 2834 if ((bfd_getl32 (buf) == EIHD__K_MAJORID) 2835 && (bfd_getl32 (buf + 4) == EIHD__K_MINORID)) 2836 { 2837 unsigned int eisd_offset, eihs_offset; 2838 2839 /* Extract the header size. */ 2840 PRIV (recrd.rec_size) = bfd_getl32 (buf + EIHD__L_SIZE); 2841 2842 /* The header size is 0 for DSF files. */ 2843 if (PRIV (recrd.rec_size) == 0) 2844 PRIV (recrd.rec_size) = sizeof (struct vms_eihd); 2845 2846 /* PR 21813: Check for a truncated record. */ 2847 /* PR 17512: file: 7d7c57c2. */ 2848 if (PRIV (recrd.rec_size) < sizeof (struct vms_eihd)) 2849 goto err_wrong_format; 2850 2851 if (bfd_seek (abfd, 0, SEEK_SET)) 2852 goto error_ret; 2853 2854 free (PRIV (recrd.buf)); 2855 PRIV (recrd.buf) = NULL; 2856 buf = _bfd_malloc_and_read (abfd, PRIV (recrd.rec_size), 2857 PRIV (recrd.rec_size)); 2858 if (buf == NULL) 2859 goto error_ret; 2860 2861 PRIV (recrd.buf) = buf; 2862 PRIV (recrd.buf_size) = PRIV (recrd.rec_size); 2863 PRIV (recrd.rec) = buf; 2864 2865 vms_debug2 ((2, "file type is image\n")); 2866 2867 if (!_bfd_vms_slurp_eihd (abfd, &eisd_offset, &eihs_offset)) 2868 goto err_wrong_format; 2869 2870 if (!_bfd_vms_slurp_eisd (abfd, eisd_offset)) 2871 goto err_wrong_format; 2872 2873 /* EIHS is optional. */ 2874 if (eihs_offset != 0 && !_bfd_vms_slurp_eihs (abfd, eihs_offset)) 2875 goto err_wrong_format; 2876 } 2877 else 2878 { 2879 int type; 2880 2881 /* Assume it's a module and adjust record pointer if necessary. */ 2882 maybe_adjust_record_pointer_for_object (abfd); 2883 2884 /* But is it really a module? */ 2885 if (bfd_getl16 (PRIV (recrd.rec)) <= EOBJ__C_MAXRECTYP 2886 && bfd_getl16 (PRIV (recrd.rec) + 2) <= EOBJ__C_MAXRECSIZ) 2887 { 2888 if (vms_get_remaining_object_record (abfd, test_len) <= 0) 2889 goto err_wrong_format; 2890 2891 vms_debug2 ((2, "file type is module\n")); 2892 2893 type = bfd_getl16 (PRIV (recrd.rec)); 2894 if (type != EOBJ__C_EMH || !_bfd_vms_slurp_ehdr (abfd)) 2895 goto err_wrong_format; 2896 2897 if (!_bfd_vms_slurp_object_records (abfd)) 2898 goto err_wrong_format; 2899 } 2900 else 2901 goto err_wrong_format; 2902 } 2903 2904 /* Set arch_info to alpha. */ 2905 2906 if (! bfd_default_set_arch_mach (abfd, bfd_arch_alpha, 0)) 2907 goto err_wrong_format; 2908 2909 return alpha_vms_free_private; 2910 2911 err_wrong_format: 2912 bfd_set_error (bfd_error_wrong_format); 2913 2914 error_ret: 2915 alpha_vms_free_private (abfd); 2916 if (abfd->tdata.any != tdata_save && abfd->tdata.any != NULL) 2917 bfd_release (abfd, abfd->tdata.any); 2918 abfd->tdata.any = tdata_save; 2919 return NULL; 2920 } 2921 2922 /* Image write. */ 2923 2924 /* Write an EMH/MHD record. */ 2925 2926 static bool 2927 _bfd_vms_write_emh (bfd *abfd) 2928 { 2929 struct vms_rec_wr *recwr = &PRIV (recwr); 2930 unsigned char tbuf[18]; 2931 2932 _bfd_vms_output_alignment (recwr, 2); 2933 2934 /* EMH. */ 2935 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 2936 _bfd_vms_output_short (recwr, EMH__C_MHD); 2937 _bfd_vms_output_short (recwr, EOBJ__C_STRLVL); 2938 _bfd_vms_output_long (recwr, 0); 2939 _bfd_vms_output_long (recwr, 0); 2940 _bfd_vms_output_long (recwr, MAX_OUTREC_SIZE); 2941 2942 /* Create module name from filename. */ 2943 if (bfd_get_filename (abfd) != 0) 2944 { 2945 char *module = vms_get_module_name (bfd_get_filename (abfd), true); 2946 _bfd_vms_output_counted (recwr, module); 2947 free (module); 2948 } 2949 else 2950 _bfd_vms_output_counted (recwr, "NONAME"); 2951 2952 _bfd_vms_output_counted (recwr, BFD_VERSION_STRING); 2953 _bfd_vms_output_dump (recwr, get_vms_time_string (tbuf), EMH_DATE_LENGTH); 2954 _bfd_vms_output_fill (recwr, 0, EMH_DATE_LENGTH); 2955 return _bfd_vms_output_end (abfd, recwr); 2956 } 2957 2958 /* Write an EMH/LMN record. */ 2959 2960 static bool 2961 _bfd_vms_write_lmn (bfd *abfd, const char *name) 2962 { 2963 char version [64]; 2964 struct vms_rec_wr *recwr = &PRIV (recwr); 2965 unsigned int ver = BFD_VERSION / 10000; 2966 2967 /* LMN. */ 2968 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 2969 _bfd_vms_output_short (recwr, EMH__C_LNM); 2970 snprintf (version, sizeof (version), "%s %d.%d.%d", name, 2971 ver / 10000, (ver / 100) % 100, ver % 100); 2972 _bfd_vms_output_dump (recwr, (unsigned char *)version, strlen (version)); 2973 return _bfd_vms_output_end (abfd, recwr); 2974 } 2975 2976 2977 /* Write eom record for bfd abfd. Return FALSE on error. */ 2978 2979 static bool 2980 _bfd_vms_write_eeom (bfd *abfd) 2981 { 2982 struct vms_rec_wr *recwr = &PRIV (recwr); 2983 2984 vms_debug2 ((2, "vms_write_eeom\n")); 2985 2986 _bfd_vms_output_alignment (recwr, 2); 2987 2988 _bfd_vms_output_begin (recwr, EOBJ__C_EEOM); 2989 _bfd_vms_output_long (recwr, PRIV (vms_linkage_index + 1) >> 1); 2990 _bfd_vms_output_byte (recwr, 0); /* Completion code. */ 2991 _bfd_vms_output_byte (recwr, 0); /* Fill byte. */ 2992 2993 if ((abfd->flags & EXEC_P) == 0 2994 && bfd_get_start_address (abfd) != (bfd_vma)-1) 2995 { 2996 asection *section; 2997 2998 section = bfd_get_section_by_name (abfd, ".link"); 2999 if (section == 0) 3000 { 3001 bfd_set_error (bfd_error_nonrepresentable_section); 3002 return false; 3003 } 3004 _bfd_vms_output_short (recwr, 0); 3005 _bfd_vms_output_long (recwr, (unsigned long) section->target_index); 3006 _bfd_vms_output_long (recwr, 3007 (unsigned long) bfd_get_start_address (abfd)); 3008 _bfd_vms_output_long (recwr, 0); 3009 } 3010 3011 return _bfd_vms_output_end (abfd, recwr); 3012 } 3013 3014 static void * 3015 vector_grow1 (struct vector_type *vec, size_t elsz) 3016 { 3017 if (vec->nbr_el >= vec->max_el) 3018 { 3019 if (vec->max_el == 0) 3020 { 3021 vec->max_el = 16; 3022 vec->els = bfd_malloc (vec->max_el * elsz); 3023 } 3024 else 3025 { 3026 size_t amt; 3027 if (vec->max_el > -1u / 2) 3028 { 3029 bfd_set_error (bfd_error_file_too_big); 3030 return NULL; 3031 } 3032 vec->max_el *= 2; 3033 if (_bfd_mul_overflow (vec->max_el, elsz, &amt)) 3034 { 3035 bfd_set_error (bfd_error_file_too_big); 3036 return NULL; 3037 } 3038 vec->els = bfd_realloc_or_free (vec->els, amt); 3039 } 3040 } 3041 if (vec->els == NULL) 3042 return NULL; 3043 return (char *) vec->els + elsz * vec->nbr_el++; 3044 } 3045 3046 /* Bump ABFD file position to next block. */ 3047 3048 static void 3049 alpha_vms_file_position_block (bfd *abfd) 3050 { 3051 /* Next block. */ 3052 PRIV (file_pos) += VMS_BLOCK_SIZE - 1; 3053 PRIV (file_pos) -= (PRIV (file_pos) % VMS_BLOCK_SIZE); 3054 } 3055 3056 /* Convert from internal structure SRC to external structure DST. */ 3057 3058 static void 3059 alpha_vms_swap_eisd_out (struct vms_internal_eisd_map *src, 3060 struct vms_eisd *dst) 3061 { 3062 bfd_putl32 (src->u.eisd.majorid, dst->majorid); 3063 bfd_putl32 (src->u.eisd.minorid, dst->minorid); 3064 bfd_putl32 (src->u.eisd.eisdsize, dst->eisdsize); 3065 if (src->u.eisd.eisdsize <= EISD__K_LENEND) 3066 return; 3067 bfd_putl32 (src->u.eisd.secsize, dst->secsize); 3068 bfd_putl64 (src->u.eisd.virt_addr, dst->virt_addr); 3069 bfd_putl32 (src->u.eisd.flags, dst->flags); 3070 bfd_putl32 (src->u.eisd.vbn, dst->vbn); 3071 dst->pfc = src->u.eisd.pfc; 3072 dst->matchctl = src->u.eisd.matchctl; 3073 dst->type = src->u.eisd.type; 3074 dst->fill_1 = 0; 3075 if (src->u.eisd.flags & EISD__M_GBL) 3076 { 3077 bfd_putl32 (src->u.gbl_eisd.ident, dst->ident); 3078 memcpy (dst->gblnam, src->u.gbl_eisd.gblnam, 3079 src->u.gbl_eisd.gblnam[0] + 1); 3080 } 3081 } 3082 3083 /* Append EISD to the list of extra eisd for ABFD. */ 3084 3085 static void 3086 alpha_vms_append_extra_eisd (bfd *abfd, struct vms_internal_eisd_map *eisd) 3087 { 3088 eisd->next = NULL; 3089 if (PRIV (gbl_eisd_head) == NULL) 3090 PRIV (gbl_eisd_head) = eisd; 3091 else 3092 PRIV (gbl_eisd_tail)->next = eisd; 3093 PRIV (gbl_eisd_tail) = eisd; 3094 } 3095 3096 /* Create an EISD for shared image SHRIMG. 3097 Return FALSE in case of error. */ 3098 3099 static bool 3100 alpha_vms_create_eisd_for_shared (bfd *abfd, bfd *shrimg) 3101 { 3102 struct vms_internal_eisd_map *eisd; 3103 int namlen; 3104 3105 namlen = strlen (PRIV2 (shrimg, hdr_data.hdr_t_name)); 3106 if (namlen + 5 > EISD__K_GBLNAMLEN) 3107 { 3108 /* Won't fit. */ 3109 return false; 3110 } 3111 3112 eisd = bfd_alloc (abfd, sizeof (*eisd)); 3113 if (eisd == NULL) 3114 return false; 3115 3116 /* Fill the fields. */ 3117 eisd->u.gbl_eisd.common.majorid = EISD__K_MAJORID; 3118 eisd->u.gbl_eisd.common.minorid = EISD__K_MINORID; 3119 eisd->u.gbl_eisd.common.eisdsize = (EISD__K_LEN + 4 + namlen + 5 + 3) & ~3; 3120 eisd->u.gbl_eisd.common.secsize = VMS_BLOCK_SIZE; /* Must not be 0. */ 3121 eisd->u.gbl_eisd.common.virt_addr = 0; 3122 eisd->u.gbl_eisd.common.flags = EISD__M_GBL; 3123 eisd->u.gbl_eisd.common.vbn = 0; 3124 eisd->u.gbl_eisd.common.pfc = 0; 3125 eisd->u.gbl_eisd.common.matchctl = PRIV2 (shrimg, matchctl); 3126 eisd->u.gbl_eisd.common.type = EISD__K_SHRPIC; 3127 3128 eisd->u.gbl_eisd.ident = PRIV2 (shrimg, ident); 3129 eisd->u.gbl_eisd.gblnam[0] = namlen + 4; 3130 memcpy (eisd->u.gbl_eisd.gblnam + 1, PRIV2 (shrimg, hdr_data.hdr_t_name), 3131 namlen); 3132 memcpy (eisd->u.gbl_eisd.gblnam + 1 + namlen, "_001", 4); 3133 3134 /* Append it to the list. */ 3135 alpha_vms_append_extra_eisd (abfd, eisd); 3136 3137 return true; 3138 } 3139 3140 /* Create an EISD for section SEC. 3141 Return FALSE in case of failure. */ 3142 3143 static bool 3144 alpha_vms_create_eisd_for_section (bfd *abfd, asection *sec) 3145 { 3146 struct vms_internal_eisd_map *eisd; 3147 3148 /* Only for allocating section. */ 3149 if (!(sec->flags & SEC_ALLOC)) 3150 return true; 3151 3152 BFD_ASSERT (vms_section_data (sec)->eisd == NULL); 3153 eisd = bfd_alloc (abfd, sizeof (*eisd)); 3154 if (eisd == NULL) 3155 return false; 3156 vms_section_data (sec)->eisd = eisd; 3157 3158 /* Fill the fields. */ 3159 eisd->u.eisd.majorid = EISD__K_MAJORID; 3160 eisd->u.eisd.minorid = EISD__K_MINORID; 3161 eisd->u.eisd.eisdsize = EISD__K_LEN; 3162 eisd->u.eisd.secsize = 3163 (sec->size + VMS_BLOCK_SIZE - 1) & ~(VMS_BLOCK_SIZE - 1); 3164 eisd->u.eisd.virt_addr = sec->vma; 3165 eisd->u.eisd.flags = 0; 3166 eisd->u.eisd.vbn = 0; /* To be later defined. */ 3167 eisd->u.eisd.pfc = 0; /* Default. */ 3168 eisd->u.eisd.matchctl = EISD__K_MATALL; 3169 eisd->u.eisd.type = EISD__K_NORMAL; 3170 3171 if (sec->flags & SEC_CODE) 3172 eisd->u.eisd.flags |= EISD__M_EXE; 3173 if (!(sec->flags & SEC_READONLY)) 3174 eisd->u.eisd.flags |= EISD__M_WRT | EISD__M_CRF; 3175 3176 /* If relocations or fixup will be applied, make this isect writeable. */ 3177 if (sec->flags & SEC_RELOC) 3178 eisd->u.eisd.flags |= EISD__M_WRT | EISD__M_CRF; 3179 3180 if (!(sec->flags & SEC_HAS_CONTENTS)) 3181 { 3182 eisd->u.eisd.flags |= EISD__M_DZRO; 3183 eisd->u.eisd.flags &= ~EISD__M_CRF; 3184 } 3185 if (sec->flags & SEC_LINKER_CREATED) 3186 { 3187 if (strcmp (sec->name, "$FIXUP$") == 0) 3188 eisd->u.eisd.flags |= EISD__M_FIXUPVEC; 3189 } 3190 3191 /* Append it to the list. */ 3192 eisd->next = NULL; 3193 if (PRIV (eisd_head) == NULL) 3194 PRIV (eisd_head) = eisd; 3195 else 3196 PRIV (eisd_tail)->next = eisd; 3197 PRIV (eisd_tail) = eisd; 3198 3199 return true; 3200 } 3201 3202 /* Layout executable ABFD and write it to the disk. 3203 Return FALSE in case of failure. */ 3204 3205 static bool 3206 alpha_vms_write_exec (bfd *abfd) 3207 { 3208 struct vms_eihd eihd; 3209 struct vms_eiha *eiha; 3210 struct vms_eihi *eihi; 3211 struct vms_eihs *eihs = NULL; 3212 asection *sec; 3213 struct vms_internal_eisd_map *first_eisd; 3214 struct vms_internal_eisd_map *eisd; 3215 asection *dst; 3216 asection *dmt; 3217 file_ptr gst_filepos = 0; 3218 unsigned int lnkflags = 0; 3219 3220 /* Build the EIHD. */ 3221 PRIV (file_pos) = EIHD__C_LENGTH; 3222 3223 memset (&eihd, 0, sizeof (eihd)); 3224 memset (eihd.fill_2, 0xff, sizeof (eihd.fill_2)); 3225 3226 bfd_putl32 (EIHD__K_MAJORID, eihd.majorid); 3227 bfd_putl32 (EIHD__K_MINORID, eihd.minorid); 3228 3229 bfd_putl32 (sizeof (eihd), eihd.size); 3230 bfd_putl32 (0, eihd.isdoff); 3231 bfd_putl32 (0, eihd.activoff); 3232 bfd_putl32 (0, eihd.symdbgoff); 3233 bfd_putl32 (0, eihd.imgidoff); 3234 bfd_putl32 (0, eihd.patchoff); 3235 bfd_putl64 (0, eihd.iafva); 3236 bfd_putl32 (0, eihd.version_array_off); 3237 3238 bfd_putl32 (EIHD__K_EXE, eihd.imgtype); 3239 bfd_putl32 (0, eihd.subtype); 3240 3241 bfd_putl32 (0, eihd.imgiocnt); 3242 bfd_putl32 (-1, eihd.privreqs); 3243 bfd_putl32 (-1, eihd.privreqs + 4); 3244 3245 bfd_putl32 ((sizeof (eihd) + VMS_BLOCK_SIZE - 1) / VMS_BLOCK_SIZE, 3246 eihd.hdrblkcnt); 3247 bfd_putl32 (0, eihd.ident); 3248 bfd_putl32 (0, eihd.sysver); 3249 3250 eihd.matchctl = 0; 3251 bfd_putl32 (0, eihd.symvect_size); 3252 bfd_putl32 (16, eihd.virt_mem_block_size); 3253 bfd_putl32 (0, eihd.ext_fixup_off); 3254 bfd_putl32 (0, eihd.noopt_psect_off); 3255 bfd_putl16 (-1, eihd.alias); 3256 3257 /* Alloc EIHA. */ 3258 eiha = (struct vms_eiha *)((char *) &eihd + PRIV (file_pos)); 3259 bfd_putl32 (PRIV (file_pos), eihd.activoff); 3260 PRIV (file_pos) += sizeof (struct vms_eiha); 3261 3262 bfd_putl32 (sizeof (struct vms_eiha), eiha->size); 3263 bfd_putl32 (0, eiha->spare); 3264 bfd_putl64 (PRIV (transfer_address[0]), eiha->tfradr1); 3265 bfd_putl64 (PRIV (transfer_address[1]), eiha->tfradr2); 3266 bfd_putl64 (PRIV (transfer_address[2]), eiha->tfradr3); 3267 bfd_putl64 (PRIV (transfer_address[3]), eiha->tfradr4); 3268 bfd_putl64 (0, eiha->inishr); 3269 3270 /* Alloc EIHI. */ 3271 eihi = (struct vms_eihi *)((char *) &eihd + PRIV (file_pos)); 3272 bfd_putl32 (PRIV (file_pos), eihd.imgidoff); 3273 PRIV (file_pos) += sizeof (struct vms_eihi); 3274 3275 bfd_putl32 (EIHI__K_MAJORID, eihi->majorid); 3276 bfd_putl32 (EIHI__K_MINORID, eihi->minorid); 3277 { 3278 char *module; 3279 unsigned int len; 3280 3281 /* Set module name. */ 3282 module = vms_get_module_name (bfd_get_filename (abfd), true); 3283 len = strlen (module); 3284 if (len > sizeof (eihi->imgnam) - 1) 3285 len = sizeof (eihi->imgnam) - 1; 3286 eihi->imgnam[0] = len; 3287 memcpy (eihi->imgnam + 1, module, len); 3288 free (module); 3289 } 3290 { 3291 unsigned int lo; 3292 unsigned int hi; 3293 3294 /* Set time. */ 3295 vms_get_time (&hi, &lo); 3296 bfd_putl32 (lo, eihi->linktime + 0); 3297 bfd_putl32 (hi, eihi->linktime + 4); 3298 } 3299 eihi->imgid[0] = 0; 3300 eihi->linkid[0] = 0; 3301 eihi->imgbid[0] = 0; 3302 3303 /* Alloc EIHS. */ 3304 dst = PRIV (dst_section); 3305 dmt = bfd_get_section_by_name (abfd, "$DMT$"); 3306 if (dst != NULL && dst->size != 0) 3307 { 3308 eihs = (struct vms_eihs *)((char *) &eihd + PRIV (file_pos)); 3309 bfd_putl32 (PRIV (file_pos), eihd.symdbgoff); 3310 PRIV (file_pos) += sizeof (struct vms_eihs); 3311 3312 bfd_putl32 (EIHS__K_MAJORID, eihs->majorid); 3313 bfd_putl32 (EIHS__K_MINORID, eihs->minorid); 3314 bfd_putl32 (0, eihs->dstvbn); 3315 bfd_putl32 (0, eihs->dstsize); 3316 bfd_putl32 (0, eihs->gstvbn); 3317 bfd_putl32 (0, eihs->gstsize); 3318 bfd_putl32 (0, eihs->dmtvbn); 3319 bfd_putl32 (0, eihs->dmtsize); 3320 } 3321 3322 /* One EISD per section. */ 3323 for (sec = abfd->sections; sec; sec = sec->next) 3324 { 3325 if (!alpha_vms_create_eisd_for_section (abfd, sec)) 3326 return false; 3327 } 3328 3329 /* Merge section EIDS which extra ones. */ 3330 if (PRIV (eisd_tail)) 3331 PRIV (eisd_tail)->next = PRIV (gbl_eisd_head); 3332 else 3333 PRIV (eisd_head) = PRIV (gbl_eisd_head); 3334 if (PRIV (gbl_eisd_tail)) 3335 PRIV (eisd_tail) = PRIV (gbl_eisd_tail); 3336 3337 first_eisd = PRIV (eisd_head); 3338 3339 /* Add end of eisd. */ 3340 if (first_eisd) 3341 { 3342 eisd = bfd_zalloc (abfd, sizeof (*eisd)); 3343 if (eisd == NULL) 3344 return false; 3345 eisd->u.eisd.majorid = 0; 3346 eisd->u.eisd.minorid = 0; 3347 eisd->u.eisd.eisdsize = 0; 3348 alpha_vms_append_extra_eisd (abfd, eisd); 3349 } 3350 3351 /* Place EISD in the file. */ 3352 for (eisd = first_eisd; eisd; eisd = eisd->next) 3353 { 3354 file_ptr room = VMS_BLOCK_SIZE - (PRIV (file_pos) % VMS_BLOCK_SIZE); 3355 3356 /* First block is a little bit special: there is a word at the end. */ 3357 if (PRIV (file_pos) < VMS_BLOCK_SIZE && room > 2) 3358 room -= 2; 3359 if (room < eisd->u.eisd.eisdsize + EISD__K_LENEND) 3360 alpha_vms_file_position_block (abfd); 3361 3362 eisd->file_pos = PRIV (file_pos); 3363 PRIV (file_pos) += eisd->u.eisd.eisdsize; 3364 3365 if (eisd->u.eisd.flags & EISD__M_FIXUPVEC) 3366 bfd_putl64 (eisd->u.eisd.virt_addr, eihd.iafva); 3367 } 3368 3369 if (first_eisd != NULL) 3370 { 3371 bfd_putl32 (first_eisd->file_pos, eihd.isdoff); 3372 /* Real size of end of eisd marker. */ 3373 PRIV (file_pos) += EISD__K_LENEND; 3374 } 3375 3376 bfd_putl32 (PRIV (file_pos), eihd.size); 3377 bfd_putl32 ((PRIV (file_pos) + VMS_BLOCK_SIZE - 1) / VMS_BLOCK_SIZE, 3378 eihd.hdrblkcnt); 3379 3380 /* Place sections. */ 3381 for (sec = abfd->sections; sec; sec = sec->next) 3382 { 3383 if (!(sec->flags & SEC_HAS_CONTENTS) 3384 || sec->contents == NULL) 3385 continue; 3386 3387 eisd = vms_section_data (sec)->eisd; 3388 3389 /* Align on a block. */ 3390 alpha_vms_file_position_block (abfd); 3391 sec->filepos = PRIV (file_pos); 3392 3393 if (eisd != NULL) 3394 eisd->u.eisd.vbn = (sec->filepos / VMS_BLOCK_SIZE) + 1; 3395 3396 PRIV (file_pos) += sec->size; 3397 } 3398 3399 /* Update EIHS. */ 3400 if (eihs != NULL && dst != NULL) 3401 { 3402 bfd_putl32 ((dst->filepos / VMS_BLOCK_SIZE) + 1, eihs->dstvbn); 3403 bfd_putl32 (dst->size, eihs->dstsize); 3404 3405 if (dmt != NULL) 3406 { 3407 lnkflags |= EIHD__M_DBGDMT; 3408 bfd_putl32 ((dmt->filepos / VMS_BLOCK_SIZE) + 1, eihs->dmtvbn); 3409 bfd_putl32 (dmt->size, eihs->dmtsize); 3410 } 3411 if (PRIV (gsd_sym_count) != 0) 3412 { 3413 alpha_vms_file_position_block (abfd); 3414 gst_filepos = PRIV (file_pos); 3415 bfd_putl32 ((gst_filepos / VMS_BLOCK_SIZE) + 1, eihs->gstvbn); 3416 bfd_putl32 ((PRIV (gsd_sym_count) + 4) / 5 + 4, eihs->gstsize); 3417 } 3418 } 3419 3420 /* Write EISD in hdr. */ 3421 for (eisd = first_eisd; eisd && eisd->file_pos < VMS_BLOCK_SIZE; 3422 eisd = eisd->next) 3423 alpha_vms_swap_eisd_out 3424 (eisd, (struct vms_eisd *)((char *)&eihd + eisd->file_pos)); 3425 3426 /* Write first block. */ 3427 bfd_putl32 (lnkflags, eihd.lnkflags); 3428 if (bfd_write (&eihd, sizeof (eihd), abfd) != sizeof (eihd)) 3429 return false; 3430 3431 /* Write remaining eisd. */ 3432 if (eisd != NULL) 3433 { 3434 unsigned char blk[VMS_BLOCK_SIZE]; 3435 struct vms_internal_eisd_map *next_eisd; 3436 3437 memset (blk, 0xff, sizeof (blk)); 3438 while (eisd != NULL) 3439 { 3440 alpha_vms_swap_eisd_out 3441 (eisd, 3442 (struct vms_eisd *)(blk + (eisd->file_pos % VMS_BLOCK_SIZE))); 3443 3444 next_eisd = eisd->next; 3445 if (next_eisd == NULL 3446 || (next_eisd->file_pos / VMS_BLOCK_SIZE 3447 != eisd->file_pos / VMS_BLOCK_SIZE)) 3448 { 3449 if (bfd_write (blk, sizeof (blk), abfd) != sizeof (blk)) 3450 return false; 3451 3452 memset (blk, 0xff, sizeof (blk)); 3453 } 3454 eisd = next_eisd; 3455 } 3456 } 3457 3458 /* Write sections. */ 3459 for (sec = abfd->sections; sec; sec = sec->next) 3460 { 3461 unsigned char blk[VMS_BLOCK_SIZE]; 3462 bfd_size_type len; 3463 3464 if (sec->size == 0 || !(sec->flags & SEC_HAS_CONTENTS) 3465 || sec->contents == NULL) 3466 continue; 3467 if (bfd_write (sec->contents, sec->size, abfd) != sec->size) 3468 return false; 3469 3470 /* Pad. */ 3471 len = VMS_BLOCK_SIZE - sec->size % VMS_BLOCK_SIZE; 3472 if (len != VMS_BLOCK_SIZE) 3473 { 3474 memset (blk, 0, len); 3475 if (bfd_write (blk, len, abfd) != len) 3476 return false; 3477 } 3478 } 3479 3480 /* Write GST. */ 3481 if (gst_filepos != 0) 3482 { 3483 struct vms_rec_wr *recwr = &PRIV (recwr); 3484 unsigned int i; 3485 3486 if (!_bfd_vms_write_emh (abfd) 3487 || !_bfd_vms_write_lmn (abfd, "GNU LD")) 3488 return false; 3489 3490 /* PSC for the absolute section. */ 3491 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3492 _bfd_vms_output_long (recwr, 0); 3493 _bfd_vms_output_begin_subrec (recwr, EGSD__C_PSC); 3494 _bfd_vms_output_short (recwr, 0); 3495 _bfd_vms_output_short (recwr, EGPS__V_PIC | EGPS__V_LIB | EGPS__V_RD); 3496 _bfd_vms_output_long (recwr, 0); 3497 _bfd_vms_output_counted (recwr, ".$$ABS$$."); 3498 _bfd_vms_output_end_subrec (recwr); 3499 if (!_bfd_vms_output_end (abfd, recwr)) 3500 return false; 3501 3502 for (i = 0; i < PRIV (gsd_sym_count); i++) 3503 { 3504 struct vms_symbol_entry *sym = PRIV (syms)[i]; 3505 bfd_vma val; 3506 bfd_vma ep; 3507 3508 if ((i % 5) == 0) 3509 { 3510 _bfd_vms_output_alignment (recwr, 8); 3511 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3512 _bfd_vms_output_long (recwr, 0); 3513 } 3514 _bfd_vms_output_begin_subrec (recwr, EGSD__C_SYMG); 3515 _bfd_vms_output_short (recwr, 0); /* Data type, alignment. */ 3516 _bfd_vms_output_short (recwr, sym->flags); 3517 3518 if (sym->code_section) 3519 ep = alpha_vms_get_sym_value (sym->code_section, sym->code_value); 3520 else 3521 { 3522 BFD_ASSERT (sym->code_value == 0); 3523 ep = 0; 3524 } 3525 val = alpha_vms_get_sym_value (sym->section, sym->value); 3526 _bfd_vms_output_quad 3527 (recwr, sym->typ == EGSD__C_SYMG ? sym->symbol_vector : val); 3528 _bfd_vms_output_quad (recwr, ep); 3529 _bfd_vms_output_quad (recwr, val); 3530 _bfd_vms_output_long (recwr, 0); 3531 _bfd_vms_output_counted (recwr, sym->name); 3532 _bfd_vms_output_end_subrec (recwr); 3533 if ((i % 5) == 4 3534 && !_bfd_vms_output_end (abfd, recwr)) 3535 return false; 3536 } 3537 if ((i % 5) != 0 3538 && !_bfd_vms_output_end (abfd, recwr)) 3539 return false; 3540 3541 if (!_bfd_vms_write_eeom (abfd)) 3542 return false; 3543 } 3544 return true; 3545 } 3546 3547 /* Object write. */ 3548 3549 /* Write section and symbol directory of bfd abfd. Return FALSE on error. */ 3550 3551 static bool 3552 _bfd_vms_write_egsd (bfd *abfd) 3553 { 3554 asection *section; 3555 asymbol *symbol; 3556 unsigned int symnum; 3557 const char *sname; 3558 flagword new_flags, old_flags; 3559 int abs_section_index = -1; 3560 unsigned int target_index = 0; 3561 struct vms_rec_wr *recwr = &PRIV (recwr); 3562 3563 vms_debug2 ((2, "vms_write_egsd\n")); 3564 3565 /* Egsd is quadword aligned. */ 3566 _bfd_vms_output_alignment (recwr, 8); 3567 3568 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3569 _bfd_vms_output_long (recwr, 0); 3570 3571 /* Number sections. */ 3572 for (section = abfd->sections; section != NULL; section = section->next) 3573 { 3574 if (section->flags & SEC_DEBUGGING) 3575 continue; 3576 if (!strcmp (section->name, ".vmsdebug")) 3577 { 3578 section->flags |= SEC_DEBUGGING; 3579 continue; 3580 } 3581 section->target_index = target_index++; 3582 } 3583 3584 for (section = abfd->sections; section != NULL; section = section->next) 3585 { 3586 vms_debug2 ((3, "Section #%d %s, %d bytes\n", 3587 section->target_index, section->name, (int)section->size)); 3588 3589 /* Don't write out the VMS debug info section since it is in the 3590 ETBT and EDBG sections in etir. */ 3591 if (section->flags & SEC_DEBUGGING) 3592 continue; 3593 3594 /* 13 bytes egsd, max 31 chars name -> should be 44 bytes. */ 3595 if (_bfd_vms_output_check (recwr, 64) < 0) 3596 { 3597 if (!_bfd_vms_output_end (abfd, recwr)) 3598 return false; 3599 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3600 _bfd_vms_output_long (recwr, 0); 3601 } 3602 3603 /* Don't know if this is necessary for the linker but for now it keeps 3604 vms_slurp_gsd happy. */ 3605 sname = section->name; 3606 if (*sname == '.') 3607 { 3608 /* Remove leading dot. */ 3609 sname++; 3610 if ((*sname == 't') && (strcmp (sname, "text") == 0)) 3611 sname = EVAX_CODE_NAME; 3612 else if ((*sname == 'd') && (strcmp (sname, "data") == 0)) 3613 sname = EVAX_DATA_NAME; 3614 else if ((*sname == 'b') && (strcmp (sname, "bss") == 0)) 3615 sname = EVAX_BSS_NAME; 3616 else if ((*sname == 'l') && (strcmp (sname, "link") == 0)) 3617 sname = EVAX_LINK_NAME; 3618 else if ((*sname == 'r') && (strcmp (sname, "rdata") == 0)) 3619 sname = EVAX_READONLY_NAME; 3620 else if ((*sname == 'l') && (strcmp (sname, "literal") == 0)) 3621 sname = EVAX_LITERAL_NAME; 3622 else if ((*sname == 'l') && (strcmp (sname, "literals") == 0)) 3623 sname = EVAX_LITERALS_NAME; 3624 else if ((*sname == 'c') && (strcmp (sname, "comm") == 0)) 3625 sname = EVAX_COMMON_NAME; 3626 else if ((*sname == 'l') && (strcmp (sname, "lcomm") == 0)) 3627 sname = EVAX_LOCAL_NAME; 3628 } 3629 3630 if (bfd_is_com_section (section)) 3631 new_flags = (EGPS__V_OVR | EGPS__V_REL | EGPS__V_GBL | EGPS__V_RD 3632 | EGPS__V_WRT | EGPS__V_NOMOD | EGPS__V_COM); 3633 else 3634 new_flags = vms_esecflag_by_name (evax_section_flags, sname, 3635 section->size > 0); 3636 3637 /* Modify them as directed. */ 3638 if (section->flags & SEC_READONLY) 3639 new_flags &= ~EGPS__V_WRT; 3640 3641 new_flags &= ~vms_section_data (section)->no_flags; 3642 new_flags |= vms_section_data (section)->flags; 3643 3644 vms_debug2 ((3, "sec flags %x\n", section->flags)); 3645 vms_debug2 ((3, "new_flags %x, _raw_size %lu\n", 3646 new_flags, (unsigned long)section->size)); 3647 3648 _bfd_vms_output_begin_subrec (recwr, EGSD__C_PSC); 3649 _bfd_vms_output_short (recwr, section->alignment_power & 0xff); 3650 _bfd_vms_output_short (recwr, new_flags); 3651 _bfd_vms_output_long (recwr, (unsigned long) section->size); 3652 _bfd_vms_output_counted (recwr, sname); 3653 _bfd_vms_output_end_subrec (recwr); 3654 3655 /* If the section is an obsolute one, remind its index as it will be 3656 used later for absolute symbols. */ 3657 if ((new_flags & EGPS__V_REL) == 0 && abs_section_index < 0) 3658 abs_section_index = section->target_index; 3659 } 3660 3661 /* Output symbols. */ 3662 vms_debug2 ((3, "%d symbols found\n", abfd->symcount)); 3663 3664 bfd_set_start_address (abfd, (bfd_vma) -1); 3665 3666 for (symnum = 0; symnum < abfd->symcount; symnum++) 3667 { 3668 symbol = abfd->outsymbols[symnum]; 3669 old_flags = symbol->flags; 3670 3671 /* Work-around a missing feature: consider __main as the main entry 3672 point. */ 3673 if (symbol->name[0] == '_' && strcmp (symbol->name, "__main") == 0) 3674 bfd_set_start_address (abfd, (bfd_vma)symbol->value); 3675 3676 /* Only put in the GSD the global and the undefined symbols. */ 3677 if (old_flags & BSF_FILE) 3678 continue; 3679 3680 if ((old_flags & BSF_GLOBAL) == 0 && !bfd_is_und_section (symbol->section)) 3681 { 3682 /* If the LIB$INITIIALIZE section is present, add a reference to 3683 LIB$INITIALIZE symbol. FIXME: this should be done explicitely 3684 in the assembly file. */ 3685 if (!((old_flags & BSF_SECTION_SYM) != 0 3686 && strcmp (symbol->section->name, "LIB$INITIALIZE") == 0)) 3687 continue; 3688 } 3689 3690 /* 13 bytes egsd, max 64 chars name -> should be 77 bytes. Add 16 more 3691 bytes for a possible ABS section. */ 3692 if (_bfd_vms_output_check (recwr, 80 + 16) < 0) 3693 { 3694 if (!_bfd_vms_output_end (abfd, recwr)) 3695 return false; 3696 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3697 _bfd_vms_output_long (recwr, 0); 3698 } 3699 3700 if ((old_flags & BSF_GLOBAL) != 0 3701 && bfd_is_abs_section (symbol->section) 3702 && abs_section_index <= 0) 3703 { 3704 /* Create an absolute section if none was defined. It is highly 3705 unlikely that the name $ABS$ clashes with a user defined 3706 non-absolute section name. */ 3707 _bfd_vms_output_begin_subrec (recwr, EGSD__C_PSC); 3708 _bfd_vms_output_short (recwr, 4); 3709 _bfd_vms_output_short (recwr, EGPS__V_SHR); 3710 _bfd_vms_output_long (recwr, 0); 3711 _bfd_vms_output_counted (recwr, "$ABS$"); 3712 _bfd_vms_output_end_subrec (recwr); 3713 3714 abs_section_index = target_index++; 3715 } 3716 3717 _bfd_vms_output_begin_subrec (recwr, EGSD__C_SYM); 3718 3719 /* Data type, alignment. */ 3720 _bfd_vms_output_short (recwr, 0); 3721 3722 new_flags = 0; 3723 3724 if (old_flags & BSF_WEAK) 3725 new_flags |= EGSY__V_WEAK; 3726 if (bfd_is_com_section (symbol->section)) /* .comm */ 3727 new_flags |= (EGSY__V_WEAK | EGSY__V_COMM); 3728 3729 if (old_flags & BSF_FUNCTION) 3730 { 3731 new_flags |= EGSY__V_NORM; 3732 new_flags |= EGSY__V_REL; 3733 } 3734 if (old_flags & BSF_GLOBAL) 3735 { 3736 new_flags |= EGSY__V_DEF; 3737 if (!bfd_is_abs_section (symbol->section)) 3738 new_flags |= EGSY__V_REL; 3739 } 3740 _bfd_vms_output_short (recwr, new_flags); 3741 3742 if (old_flags & BSF_GLOBAL) 3743 { 3744 /* Symbol definition. */ 3745 bfd_vma code_address = 0; 3746 unsigned long ca_psindx = 0; 3747 unsigned long psindx; 3748 3749 if ((old_flags & BSF_FUNCTION) && symbol->udata.p != NULL) 3750 { 3751 asymbol *sym; 3752 3753 sym = 3754 ((struct evax_private_udata_struct *)symbol->udata.p)->enbsym; 3755 code_address = sym->value; 3756 ca_psindx = sym->section->target_index; 3757 } 3758 if (bfd_is_abs_section (symbol->section)) 3759 psindx = abs_section_index; 3760 else 3761 psindx = symbol->section->target_index; 3762 3763 _bfd_vms_output_quad (recwr, symbol->value); 3764 _bfd_vms_output_quad (recwr, code_address); 3765 _bfd_vms_output_long (recwr, ca_psindx); 3766 _bfd_vms_output_long (recwr, psindx); 3767 } 3768 _bfd_vms_output_counted (recwr, symbol->name); 3769 3770 _bfd_vms_output_end_subrec (recwr); 3771 } 3772 3773 _bfd_vms_output_alignment (recwr, 8); 3774 return _bfd_vms_output_end (abfd, recwr); 3775 } 3776 3777 /* Write object header for bfd abfd. Return FALSE on error. */ 3778 3779 static bool 3780 _bfd_vms_write_ehdr (bfd *abfd) 3781 { 3782 asymbol *symbol; 3783 unsigned int symnum; 3784 struct vms_rec_wr *recwr = &PRIV (recwr); 3785 3786 vms_debug2 ((2, "vms_write_ehdr (%p)\n", abfd)); 3787 3788 _bfd_vms_output_alignment (recwr, 2); 3789 3790 if (!_bfd_vms_write_emh (abfd) 3791 || !_bfd_vms_write_lmn (abfd, "GNU AS")) 3792 return false; 3793 3794 /* SRC. */ 3795 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 3796 _bfd_vms_output_short (recwr, EMH__C_SRC); 3797 3798 for (symnum = 0; symnum < abfd->symcount; symnum++) 3799 { 3800 symbol = abfd->outsymbols[symnum]; 3801 3802 if (symbol->flags & BSF_FILE) 3803 { 3804 _bfd_vms_output_dump (recwr, (unsigned char *) symbol->name, 3805 (int) strlen (symbol->name)); 3806 break; 3807 } 3808 } 3809 3810 if (symnum == abfd->symcount) 3811 _bfd_vms_output_dump (recwr, (unsigned char *) STRING_COMMA_LEN ("noname")); 3812 3813 if (!_bfd_vms_output_end (abfd, recwr)) 3814 return false; 3815 3816 /* TTL. */ 3817 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 3818 _bfd_vms_output_short (recwr, EMH__C_TTL); 3819 _bfd_vms_output_dump (recwr, (unsigned char *) STRING_COMMA_LEN ("TTL")); 3820 if (!_bfd_vms_output_end (abfd, recwr)) 3821 return false; 3822 3823 /* CPR. */ 3824 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 3825 _bfd_vms_output_short (recwr, EMH__C_CPR); 3826 _bfd_vms_output_dump (recwr, 3827 (unsigned char *)"GNU BFD ported by Klaus Kämpf 1994-1996", 3828 39); 3829 return _bfd_vms_output_end (abfd, recwr); 3830 } 3831 3832 /* Part 4.6, relocations. */ 3833 3834 3835 /* WRITE ETIR SECTION 3836 3837 This is still under construction and therefore not documented. */ 3838 3839 /* Close the etir/etbt record. */ 3840 3841 static bool 3842 end_etir_record (bfd * abfd) 3843 { 3844 struct vms_rec_wr *recwr = &PRIV (recwr); 3845 3846 return _bfd_vms_output_end (abfd, recwr); 3847 } 3848 3849 static void 3850 start_etir_or_etbt_record (bfd *abfd, asection *section, bfd_vma offset) 3851 { 3852 struct vms_rec_wr *recwr = &PRIV (recwr); 3853 3854 if (section->flags & SEC_DEBUGGING) 3855 { 3856 _bfd_vms_output_begin (recwr, EOBJ__C_ETBT); 3857 3858 if (offset == 0) 3859 { 3860 /* Push start offset. */ 3861 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_LW); 3862 _bfd_vms_output_long (recwr, (unsigned long) 0); 3863 _bfd_vms_output_end_subrec (recwr); 3864 3865 /* Set location. */ 3866 _bfd_vms_output_begin_subrec (recwr, ETIR__C_CTL_DFLOC); 3867 _bfd_vms_output_end_subrec (recwr); 3868 } 3869 } 3870 else 3871 { 3872 _bfd_vms_output_begin (recwr, EOBJ__C_ETIR); 3873 3874 if (offset == 0) 3875 { 3876 /* Push start offset. */ 3877 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_PQ); 3878 _bfd_vms_output_long (recwr, (unsigned long) section->target_index); 3879 _bfd_vms_output_quad (recwr, offset); 3880 _bfd_vms_output_end_subrec (recwr); 3881 3882 /* Start = pop (). */ 3883 _bfd_vms_output_begin_subrec (recwr, ETIR__C_CTL_SETRB); 3884 _bfd_vms_output_end_subrec (recwr); 3885 } 3886 } 3887 } 3888 3889 /* Output a STO_IMM command for SSIZE bytes of data from CPR at virtual 3890 address VADDR in section specified by SEC_INDEX and NAME. */ 3891 3892 static bool 3893 sto_imm (bfd *abfd, asection *section, 3894 bfd_size_type ssize, unsigned char *cptr, bfd_vma vaddr) 3895 { 3896 bfd_size_type size; 3897 struct vms_rec_wr *recwr = &PRIV (recwr); 3898 3899 #if VMS_DEBUG 3900 _bfd_vms_debug (8, "sto_imm %d bytes\n", (int) ssize); 3901 _bfd_hexdump (9, cptr, (int) ssize, (int) vaddr); 3902 #endif 3903 3904 while (ssize > 0) 3905 { 3906 /* Try all the rest. */ 3907 size = ssize; 3908 3909 if (_bfd_vms_output_check (recwr, size) < 0) 3910 { 3911 /* Doesn't fit, split ! */ 3912 if (!end_etir_record (abfd)) 3913 return false; 3914 3915 start_etir_or_etbt_record (abfd, section, vaddr); 3916 3917 size = _bfd_vms_output_check (recwr, 0); /* get max size */ 3918 if (size > ssize) /* more than what's left ? */ 3919 size = ssize; 3920 } 3921 3922 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_IMM); 3923 _bfd_vms_output_long (recwr, (unsigned long) (size)); 3924 _bfd_vms_output_dump (recwr, cptr, size); 3925 _bfd_vms_output_end_subrec (recwr); 3926 3927 #if VMS_DEBUG 3928 _bfd_vms_debug (10, "dumped %d bytes\n", (int) size); 3929 _bfd_hexdump (10, cptr, (int) size, (int) vaddr); 3930 #endif 3931 3932 vaddr += size; 3933 cptr += size; 3934 ssize -= size; 3935 } 3936 return true; 3937 } 3938 3939 static bool 3940 etir_output_check (bfd *abfd, asection *section, bfd_vma vaddr, int checklen) 3941 { 3942 if (_bfd_vms_output_check (&PRIV (recwr), checklen) < 0) 3943 { 3944 /* Not enough room in this record. Close it and open a new one. */ 3945 if (!end_etir_record (abfd)) 3946 return false; 3947 start_etir_or_etbt_record (abfd, section, vaddr); 3948 } 3949 return true; 3950 } 3951 3952 /* Return whether RELOC must be deferred till the end. */ 3953 3954 static bool 3955 defer_reloc_p (arelent *reloc) 3956 { 3957 switch (reloc->howto->type) 3958 { 3959 case ALPHA_R_NOP: 3960 case ALPHA_R_LDA: 3961 case ALPHA_R_BSR: 3962 case ALPHA_R_BOH: 3963 return true; 3964 3965 default: 3966 return false; 3967 } 3968 } 3969 3970 /* Write section contents for bfd abfd. Return FALSE on error. */ 3971 3972 static bool 3973 _bfd_vms_write_etir (bfd * abfd, int objtype ATTRIBUTE_UNUSED) 3974 { 3975 asection *section; 3976 struct vms_rec_wr *recwr = &PRIV (recwr); 3977 3978 vms_debug2 ((2, "vms_write_tir (%p, %d)\n", abfd, objtype)); 3979 3980 _bfd_vms_output_alignment (recwr, 4); 3981 3982 PRIV (vms_linkage_index) = 0; 3983 3984 for (section = abfd->sections; section; section = section->next) 3985 { 3986 vms_debug2 ((4, "writing %d. section '%s' (%d bytes)\n", 3987 section->target_index, section->name, (int) (section->size))); 3988 3989 if (!(section->flags & SEC_HAS_CONTENTS) 3990 || bfd_is_com_section (section)) 3991 continue; 3992 3993 if (!section->contents) 3994 { 3995 bfd_set_error (bfd_error_no_contents); 3996 return false; 3997 } 3998 3999 start_etir_or_etbt_record (abfd, section, 0); 4000 4001 if (section->flags & SEC_RELOC) 4002 { 4003 bfd_vma curr_addr = 0; 4004 unsigned char *curr_data = section->contents; 4005 bfd_size_type size; 4006 int pass2_needed = 0; 4007 int pass2_in_progress = 0; 4008 unsigned int irel; 4009 4010 if (section->reloc_count == 0) 4011 _bfd_error_handler 4012 (_("SEC_RELOC with no relocs in section %pA"), section); 4013 4014 #if VMS_DEBUG 4015 else 4016 { 4017 int i = section->reloc_count; 4018 arelent **rptr = section->orelocation; 4019 _bfd_vms_debug (4, "%d relocations:\n", i); 4020 while (i-- > 0) 4021 { 4022 _bfd_vms_debug (4, "sym %s in sec %s, value %08lx, " 4023 "addr %08lx, off %08lx, len %d: %s\n", 4024 (*(*rptr)->sym_ptr_ptr)->name, 4025 (*(*rptr)->sym_ptr_ptr)->section->name, 4026 (long) (*(*rptr)->sym_ptr_ptr)->value, 4027 (unsigned long)(*rptr)->address, 4028 (unsigned long)(*rptr)->addend, 4029 bfd_get_reloc_size ((*rptr)->howto), 4030 ( *rptr)->howto->name); 4031 rptr++; 4032 } 4033 } 4034 #endif 4035 4036 new_pass: 4037 for (irel = 0; irel < section->reloc_count; irel++) 4038 { 4039 struct evax_private_udata_struct *udata; 4040 arelent *rptr = section->orelocation [irel]; 4041 bfd_vma addr = rptr->address; 4042 asymbol *sym = *rptr->sym_ptr_ptr; 4043 asection *sec = sym->section; 4044 bool defer = defer_reloc_p (rptr); 4045 unsigned int slen; 4046 4047 if (pass2_in_progress) 4048 { 4049 /* Non-deferred relocs have already been output. */ 4050 if (!defer) 4051 continue; 4052 } 4053 else 4054 { 4055 /* Deferred relocs must be output at the very end. */ 4056 if (defer) 4057 { 4058 pass2_needed = 1; 4059 continue; 4060 } 4061 4062 /* Regular relocs are intertwined with binary data. */ 4063 if (curr_addr > addr) 4064 _bfd_error_handler (_("size error in section %pA"), 4065 section); 4066 size = addr - curr_addr; 4067 if (!sto_imm (abfd, section, size, curr_data, curr_addr)) 4068 return false; 4069 curr_data += size; 4070 curr_addr += size; 4071 } 4072 4073 size = bfd_get_reloc_size (rptr->howto); 4074 4075 switch (rptr->howto->type) 4076 { 4077 case ALPHA_R_IGNORE: 4078 break; 4079 4080 case ALPHA_R_REFLONG: 4081 if (bfd_is_und_section (sym->section)) 4082 { 4083 bfd_vma addend = rptr->addend; 4084 slen = strlen ((char *) sym->name); 4085 if (!etir_output_check (abfd, section, curr_addr, slen)) 4086 return false; 4087 if (addend) 4088 { 4089 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_GBL); 4090 _bfd_vms_output_counted (recwr, sym->name); 4091 _bfd_vms_output_end_subrec (recwr); 4092 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_LW); 4093 _bfd_vms_output_long (recwr, (unsigned long) addend); 4094 _bfd_vms_output_end_subrec (recwr); 4095 _bfd_vms_output_begin_subrec (recwr, ETIR__C_OPR_ADD); 4096 _bfd_vms_output_end_subrec (recwr); 4097 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_LW); 4098 _bfd_vms_output_end_subrec (recwr); 4099 } 4100 else 4101 { 4102 _bfd_vms_output_begin_subrec 4103 (recwr, ETIR__C_STO_GBL_LW); 4104 _bfd_vms_output_counted (recwr, sym->name); 4105 _bfd_vms_output_end_subrec (recwr); 4106 } 4107 } 4108 else if (bfd_is_abs_section (sym->section)) 4109 { 4110 if (!etir_output_check (abfd, section, curr_addr, 16)) 4111 return false; 4112 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_LW); 4113 _bfd_vms_output_long (recwr, (unsigned long) sym->value); 4114 _bfd_vms_output_end_subrec (recwr); 4115 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_LW); 4116 _bfd_vms_output_end_subrec (recwr); 4117 } 4118 else 4119 { 4120 if (!etir_output_check (abfd, section, curr_addr, 32)) 4121 return false; 4122 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_PQ); 4123 _bfd_vms_output_long (recwr, 4124 (unsigned long) sec->target_index); 4125 _bfd_vms_output_quad (recwr, rptr->addend + sym->value); 4126 _bfd_vms_output_end_subrec (recwr); 4127 /* ??? Table B-8 of the OpenVMS Linker Utilily Manual 4128 says that we should have a ETIR__C_STO_OFF here. 4129 But the relocation would not be BFD_RELOC_32 then. 4130 This case is very likely unreachable. */ 4131 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_LW); 4132 _bfd_vms_output_end_subrec (recwr); 4133 } 4134 break; 4135 4136 case ALPHA_R_REFQUAD: 4137 if (bfd_is_und_section (sym->section)) 4138 { 4139 bfd_vma addend = rptr->addend; 4140 slen = strlen ((char *) sym->name); 4141 if (!etir_output_check (abfd, section, curr_addr, slen)) 4142 return false; 4143 if (addend) 4144 { 4145 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_GBL); 4146 _bfd_vms_output_counted (recwr, sym->name); 4147 _bfd_vms_output_end_subrec (recwr); 4148 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_QW); 4149 _bfd_vms_output_quad (recwr, addend); 4150 _bfd_vms_output_end_subrec (recwr); 4151 _bfd_vms_output_begin_subrec (recwr, ETIR__C_OPR_ADD); 4152 _bfd_vms_output_end_subrec (recwr); 4153 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_QW); 4154 _bfd_vms_output_end_subrec (recwr); 4155 } 4156 else 4157 { 4158 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_GBL); 4159 _bfd_vms_output_counted (recwr, sym->name); 4160 _bfd_vms_output_end_subrec (recwr); 4161 } 4162 } 4163 else if (bfd_is_abs_section (sym->section)) 4164 { 4165 if (!etir_output_check (abfd, section, curr_addr, 16)) 4166 return false; 4167 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_QW); 4168 _bfd_vms_output_quad (recwr, sym->value); 4169 _bfd_vms_output_end_subrec (recwr); 4170 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_QW); 4171 _bfd_vms_output_end_subrec (recwr); 4172 } 4173 else 4174 { 4175 if (!etir_output_check (abfd, section, curr_addr, 32)) 4176 return false; 4177 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_PQ); 4178 _bfd_vms_output_long (recwr, 4179 (unsigned long) sec->target_index); 4180 _bfd_vms_output_quad (recwr, rptr->addend + sym->value); 4181 _bfd_vms_output_end_subrec (recwr); 4182 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_OFF); 4183 _bfd_vms_output_end_subrec (recwr); 4184 } 4185 break; 4186 4187 case ALPHA_R_HINT: 4188 if (!sto_imm (abfd, section, size, curr_data, curr_addr)) 4189 return false; 4190 break; 4191 4192 case ALPHA_R_LINKAGE: 4193 size = 16; 4194 if (!etir_output_check (abfd, section, curr_addr, 64)) 4195 return false; 4196 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STC_LP_PSB); 4197 _bfd_vms_output_long 4198 (recwr, (unsigned long) rptr->addend); 4199 if (rptr->addend > PRIV (vms_linkage_index)) 4200 PRIV (vms_linkage_index) = rptr->addend; 4201 _bfd_vms_output_counted (recwr, sym->name); 4202 _bfd_vms_output_byte (recwr, 0); 4203 _bfd_vms_output_end_subrec (recwr); 4204 break; 4205 4206 case ALPHA_R_CODEADDR: 4207 slen = strlen ((char *) sym->name); 4208 if (!etir_output_check (abfd, section, curr_addr, slen)) 4209 return false; 4210 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_CA); 4211 _bfd_vms_output_counted (recwr, sym->name); 4212 _bfd_vms_output_end_subrec (recwr); 4213 break; 4214 4215 case ALPHA_R_NOP: 4216 udata 4217 = (struct evax_private_udata_struct *) rptr->sym_ptr_ptr; 4218 if (!etir_output_check (abfd, section, curr_addr, 4219 32 + 1 + strlen (udata->origname))) 4220 return false; 4221 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STC_NOP_GBL); 4222 _bfd_vms_output_long (recwr, (unsigned long) udata->lkindex); 4223 _bfd_vms_output_long 4224 (recwr, (unsigned long) section->target_index); 4225 _bfd_vms_output_quad (recwr, rptr->address); 4226 _bfd_vms_output_long (recwr, (unsigned long) 0x47ff041f); 4227 _bfd_vms_output_long 4228 (recwr, (unsigned long) section->target_index); 4229 _bfd_vms_output_quad (recwr, rptr->addend); 4230 _bfd_vms_output_counted (recwr, udata->origname); 4231 _bfd_vms_output_end_subrec (recwr); 4232 break; 4233 4234 case ALPHA_R_BSR: 4235 _bfd_error_handler (_("spurious ALPHA_R_BSR reloc")); 4236 break; 4237 4238 case ALPHA_R_LDA: 4239 udata 4240 = (struct evax_private_udata_struct *) rptr->sym_ptr_ptr; 4241 if (!etir_output_check (abfd, section, curr_addr, 4242 32 + 1 + strlen (udata->origname))) 4243 return false; 4244 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STC_LDA_GBL); 4245 _bfd_vms_output_long 4246 (recwr, (unsigned long) udata->lkindex + 1); 4247 _bfd_vms_output_long 4248 (recwr, (unsigned long) section->target_index); 4249 _bfd_vms_output_quad (recwr, rptr->address); 4250 _bfd_vms_output_long (recwr, (unsigned long) 0x237B0000); 4251 _bfd_vms_output_long 4252 (recwr, (unsigned long) udata->bsym->section->target_index); 4253 _bfd_vms_output_quad (recwr, rptr->addend); 4254 _bfd_vms_output_counted (recwr, udata->origname); 4255 _bfd_vms_output_end_subrec (recwr); 4256 break; 4257 4258 case ALPHA_R_BOH: 4259 udata 4260 = (struct evax_private_udata_struct *) rptr->sym_ptr_ptr; 4261 if (!etir_output_check (abfd, section, curr_addr, 4262 32 + 1 + strlen (udata->origname))) 4263 return false; 4264 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STC_BOH_GBL); 4265 _bfd_vms_output_long (recwr, (unsigned long) udata->lkindex); 4266 _bfd_vms_output_long 4267 (recwr, (unsigned long) section->target_index); 4268 _bfd_vms_output_quad (recwr, rptr->address); 4269 _bfd_vms_output_long (recwr, (unsigned long) 0xD3400000); 4270 _bfd_vms_output_long 4271 (recwr, (unsigned long) section->target_index); 4272 _bfd_vms_output_quad (recwr, rptr->addend); 4273 _bfd_vms_output_counted (recwr, udata->origname); 4274 _bfd_vms_output_end_subrec (recwr); 4275 break; 4276 4277 default: 4278 _bfd_error_handler (_("unhandled relocation %s"), 4279 rptr->howto->name); 4280 break; 4281 } 4282 4283 curr_data += size; 4284 curr_addr += size; 4285 } /* End of relocs loop. */ 4286 4287 if (!pass2_in_progress) 4288 { 4289 /* Output rest of section. */ 4290 if (curr_addr > section->size) 4291 { 4292 _bfd_error_handler (_("size error in section %pA"), section); 4293 return false; 4294 } 4295 size = section->size - curr_addr; 4296 if (!sto_imm (abfd, section, size, curr_data, curr_addr)) 4297 return false; 4298 curr_data += size; 4299 curr_addr += size; 4300 4301 if (pass2_needed) 4302 { 4303 pass2_in_progress = 1; 4304 goto new_pass; 4305 } 4306 } 4307 } 4308 4309 else /* (section->flags & SEC_RELOC) */ 4310 if (!sto_imm (abfd, section, section->size, section->contents, 0)) 4311 return false; 4312 4313 if (!end_etir_record (abfd)) 4314 return false; 4315 } 4316 4317 _bfd_vms_output_alignment (recwr, 2); 4318 return true; 4319 } 4320 4321 /* Write cached information into a file being written, at bfd_close. */ 4322 4323 static bool 4324 alpha_vms_write_object_contents (bfd *abfd) 4325 { 4326 vms_debug2 ((1, "vms_write_object_contents (%p)\n", abfd)); 4327 4328 if (abfd->flags & (EXEC_P | DYNAMIC)) 4329 { 4330 return alpha_vms_write_exec (abfd); 4331 } 4332 else 4333 { 4334 if (abfd->section_count > 0) /* we have sections */ 4335 { 4336 if (!_bfd_vms_write_ehdr (abfd)) 4337 return false; 4338 if (!_bfd_vms_write_egsd (abfd)) 4339 return false; 4340 if (!_bfd_vms_write_etir (abfd, EOBJ__C_ETIR)) 4341 return false; 4342 if (!_bfd_vms_write_eeom (abfd)) 4343 return false; 4344 } 4345 } 4346 return true; 4347 } 4348 4349 /* Debug stuff: nearest line. */ 4350 4351 #define SET_MODULE_PARSED(m) \ 4352 do { if ((m)->name == NULL) (m)->name = ""; } while (0) 4353 #define IS_MODULE_PARSED(m) ((m)->name != NULL) 4354 4355 /* Build a new module for the specified BFD. */ 4356 4357 static struct module * 4358 new_module (bfd *abfd) 4359 { 4360 struct module *module 4361 = (struct module *) bfd_zalloc (abfd, sizeof (struct module)); 4362 module->file_table_count = 16; /* Arbitrary. */ 4363 module->file_table 4364 = bfd_zmalloc (module->file_table_count * sizeof (struct fileinfo)); 4365 return module; 4366 } 4367 4368 /* Parse debug info for a module and internalize it. */ 4369 4370 static bool 4371 parse_module (bfd *abfd, struct module *module, unsigned char *ptr, 4372 bfd_size_type length) 4373 { 4374 unsigned char *maxptr = ptr + length; 4375 unsigned char *src_ptr, *pcl_ptr; 4376 unsigned int prev_linum = 0, curr_linenum = 0; 4377 bfd_vma prev_pc = 0, curr_pc = 0; 4378 struct srecinfo *curr_srec, *srec; 4379 struct lineinfo *curr_line, *line; 4380 struct funcinfo *funcinfo; 4381 4382 /* Initialize tables with zero element. */ 4383 curr_srec = (struct srecinfo *) bfd_zalloc (abfd, sizeof (struct srecinfo)); 4384 if (!curr_srec) 4385 return false; 4386 module->srec_table = curr_srec; 4387 4388 curr_line = (struct lineinfo *) bfd_zalloc (abfd, sizeof (struct lineinfo)); 4389 if (!curr_line) 4390 return false; 4391 module->line_table = curr_line; 4392 4393 while (ptr + 3 < maxptr) 4394 { 4395 /* The first byte is not counted in the recorded length. */ 4396 int rec_length = bfd_getl16 (ptr) + 1; 4397 int rec_type = bfd_getl16 (ptr + 2); 4398 4399 vms_debug2 ((2, "DST record: leng %d, type %d\n", rec_length, rec_type)); 4400 4401 if (rec_length > maxptr - ptr) 4402 break; 4403 if (rec_type == DST__K_MODEND) 4404 break; 4405 4406 switch (rec_type) 4407 { 4408 case DST__K_MODBEG: 4409 if (rec_length <= DST_S_B_MODBEG_NAME) 4410 break; 4411 module->name 4412 = _bfd_vms_save_counted_string (abfd, ptr + DST_S_B_MODBEG_NAME, 4413 rec_length - DST_S_B_MODBEG_NAME); 4414 4415 curr_pc = 0; 4416 prev_pc = 0; 4417 curr_linenum = 0; 4418 prev_linum = 0; 4419 4420 vms_debug2 ((3, "module: %s\n", module->name)); 4421 break; 4422 4423 case DST__K_MODEND: 4424 break; 4425 4426 case DST__K_RTNBEG: 4427 if (rec_length <= DST_S_B_RTNBEG_NAME) 4428 break; 4429 funcinfo = (struct funcinfo *) 4430 bfd_zalloc (abfd, sizeof (struct funcinfo)); 4431 if (!funcinfo) 4432 return false; 4433 funcinfo->name 4434 = _bfd_vms_save_counted_string (abfd, ptr + DST_S_B_RTNBEG_NAME, 4435 rec_length - DST_S_B_RTNBEG_NAME); 4436 funcinfo->low = bfd_getl32 (ptr + DST_S_L_RTNBEG_ADDRESS); 4437 funcinfo->next = module->func_table; 4438 module->func_table = funcinfo; 4439 4440 vms_debug2 ((3, "routine: %s at 0x%lx\n", 4441 funcinfo->name, (unsigned long) funcinfo->low)); 4442 break; 4443 4444 case DST__K_RTNEND: 4445 if (rec_length < DST_S_L_RTNEND_SIZE + 4) 4446 break; 4447 if (!module->func_table) 4448 return false; 4449 module->func_table->high = module->func_table->low 4450 + bfd_getl32 (ptr + DST_S_L_RTNEND_SIZE) - 1; 4451 4452 if (module->func_table->high > module->high) 4453 module->high = module->func_table->high; 4454 4455 vms_debug2 ((3, "end routine\n")); 4456 break; 4457 4458 case DST__K_PROLOG: 4459 vms_debug2 ((3, "prologue\n")); 4460 break; 4461 4462 case DST__K_EPILOG: 4463 vms_debug2 ((3, "epilog\n")); 4464 break; 4465 4466 case DST__K_BLKBEG: 4467 vms_debug2 ((3, "block\n")); 4468 break; 4469 4470 case DST__K_BLKEND: 4471 vms_debug2 ((3, "end block\n")); 4472 break; 4473 4474 case DST__K_SOURCE: 4475 src_ptr = ptr + DST_S_C_SOURCE_HEADER_SIZE; 4476 4477 vms_debug2 ((3, "source info\n")); 4478 4479 while (src_ptr - ptr < rec_length) 4480 { 4481 int cmd = src_ptr[0], cmd_length, data; 4482 4483 switch (cmd) 4484 { 4485 case DST__K_SRC_DECLFILE: 4486 if (src_ptr - ptr + DST_S_B_SRC_DF_LENGTH >= rec_length) 4487 cmd_length = 0x10000; 4488 else 4489 cmd_length = src_ptr[DST_S_B_SRC_DF_LENGTH] + 2; 4490 break; 4491 4492 case DST__K_SRC_DEFLINES_B: 4493 cmd_length = 2; 4494 break; 4495 4496 case DST__K_SRC_DEFLINES_W: 4497 cmd_length = 3; 4498 break; 4499 4500 case DST__K_SRC_INCRLNUM_B: 4501 cmd_length = 2; 4502 break; 4503 4504 case DST__K_SRC_SETFILE: 4505 cmd_length = 3; 4506 break; 4507 4508 case DST__K_SRC_SETLNUM_L: 4509 cmd_length = 5; 4510 break; 4511 4512 case DST__K_SRC_SETLNUM_W: 4513 cmd_length = 3; 4514 break; 4515 4516 case DST__K_SRC_SETREC_L: 4517 cmd_length = 5; 4518 break; 4519 4520 case DST__K_SRC_SETREC_W: 4521 cmd_length = 3; 4522 break; 4523 4524 case DST__K_SRC_FORMFEED: 4525 cmd_length = 1; 4526 break; 4527 4528 default: 4529 cmd_length = 2; 4530 break; 4531 } 4532 4533 if (src_ptr - ptr + cmd_length > rec_length) 4534 break; 4535 4536 switch (cmd) 4537 { 4538 case DST__K_SRC_DECLFILE: 4539 { 4540 unsigned int fileid 4541 = bfd_getl16 (src_ptr + DST_S_W_SRC_DF_FILEID); 4542 char *filename = _bfd_vms_save_counted_string 4543 (abfd, 4544 src_ptr + DST_S_B_SRC_DF_FILENAME, 4545 ptr + rec_length - (src_ptr + DST_S_B_SRC_DF_FILENAME)); 4546 4547 if (fileid >= module->file_table_count) 4548 { 4549 unsigned int old_count = module->file_table_count; 4550 module->file_table_count += fileid; 4551 module->file_table 4552 = bfd_realloc_or_free (module->file_table, 4553 module->file_table_count 4554 * sizeof (struct fileinfo)); 4555 if (module->file_table == NULL) 4556 return false; 4557 memset (module->file_table + old_count, 0, 4558 fileid * sizeof (struct fileinfo)); 4559 } 4560 4561 module->file_table [fileid].name = filename; 4562 module->file_table [fileid].srec = 1; 4563 vms_debug2 ((4, "DST_S_C_SRC_DECLFILE: %d, %s\n", 4564 fileid, module->file_table [fileid].name)); 4565 } 4566 break; 4567 4568 case DST__K_SRC_DEFLINES_B: 4569 /* Perform the association and set the next higher index 4570 to the limit. */ 4571 data = src_ptr[DST_S_B_SRC_UNSBYTE]; 4572 srec = (struct srecinfo *) 4573 bfd_zalloc (abfd, sizeof (struct srecinfo)); 4574 srec->line = curr_srec->line + data; 4575 srec->srec = curr_srec->srec + data; 4576 srec->sfile = curr_srec->sfile; 4577 curr_srec->next = srec; 4578 curr_srec = srec; 4579 vms_debug2 ((4, "DST_S_C_SRC_DEFLINES_B: %d\n", data)); 4580 break; 4581 4582 case DST__K_SRC_DEFLINES_W: 4583 /* Perform the association and set the next higher index 4584 to the limit. */ 4585 data = bfd_getl16 (src_ptr + DST_S_W_SRC_UNSWORD); 4586 srec = (struct srecinfo *) 4587 bfd_zalloc (abfd, sizeof (struct srecinfo)); 4588 srec->line = curr_srec->line + data; 4589 srec->srec = curr_srec->srec + data, 4590 srec->sfile = curr_srec->sfile; 4591 curr_srec->next = srec; 4592 curr_srec = srec; 4593 vms_debug2 ((4, "DST_S_C_SRC_DEFLINES_W: %d\n", data)); 4594 break; 4595 4596 case DST__K_SRC_INCRLNUM_B: 4597 data = src_ptr[DST_S_B_SRC_UNSBYTE]; 4598 curr_srec->line += data; 4599 vms_debug2 ((4, "DST_S_C_SRC_INCRLNUM_B: %d\n", data)); 4600 break; 4601 4602 case DST__K_SRC_SETFILE: 4603 data = bfd_getl16 (src_ptr + DST_S_W_SRC_UNSWORD); 4604 if ((unsigned int) data < module->file_table_count) 4605 { 4606 curr_srec->sfile = data; 4607 curr_srec->srec = module->file_table[data].srec; 4608 } 4609 vms_debug2 ((4, "DST_S_C_SRC_SETFILE: %d\n", data)); 4610 break; 4611 4612 case DST__K_SRC_SETLNUM_L: 4613 data = bfd_getl32 (src_ptr + DST_S_L_SRC_UNSLONG); 4614 curr_srec->line = data; 4615 vms_debug2 ((4, "DST_S_C_SRC_SETLNUM_L: %d\n", data)); 4616 break; 4617 4618 case DST__K_SRC_SETLNUM_W: 4619 data = bfd_getl16 (src_ptr + DST_S_W_SRC_UNSWORD); 4620 curr_srec->line = data; 4621 vms_debug2 ((4, "DST_S_C_SRC_SETLNUM_W: %d\n", data)); 4622 break; 4623 4624 case DST__K_SRC_SETREC_L: 4625 data = bfd_getl32 (src_ptr + DST_S_L_SRC_UNSLONG); 4626 curr_srec->srec = data; 4627 module->file_table[curr_srec->sfile].srec = data; 4628 vms_debug2 ((4, "DST_S_C_SRC_SETREC_L: %d\n", data)); 4629 break; 4630 4631 case DST__K_SRC_SETREC_W: 4632 data = bfd_getl16 (src_ptr + DST_S_W_SRC_UNSWORD); 4633 curr_srec->srec = data; 4634 module->file_table[curr_srec->sfile].srec = data; 4635 vms_debug2 ((4, "DST_S_C_SRC_SETREC_W: %d\n", data)); 4636 break; 4637 4638 case DST__K_SRC_FORMFEED: 4639 vms_debug2 ((4, "DST_S_C_SRC_FORMFEED\n")); 4640 break; 4641 4642 default: 4643 _bfd_error_handler (_("unknown source command %d"), 4644 cmd); 4645 break; 4646 } 4647 4648 src_ptr += cmd_length; 4649 } 4650 break; 4651 4652 case DST__K_LINE_NUM: 4653 pcl_ptr = ptr + DST_S_C_LINE_NUM_HEADER_SIZE; 4654 4655 vms_debug2 ((3, "line info\n")); 4656 4657 while (pcl_ptr - ptr < rec_length) 4658 { 4659 /* The command byte is signed so we must sign-extend it. */ 4660 int cmd = ((signed char *)pcl_ptr)[0], cmd_length, data; 4661 4662 switch (cmd) 4663 { 4664 case DST__K_DELTA_PC_W: 4665 cmd_length = 3; 4666 break; 4667 4668 case DST__K_DELTA_PC_L: 4669 cmd_length = 5; 4670 break; 4671 4672 case DST__K_INCR_LINUM: 4673 cmd_length = 2; 4674 break; 4675 4676 case DST__K_INCR_LINUM_W: 4677 cmd_length = 3; 4678 break; 4679 4680 case DST__K_INCR_LINUM_L: 4681 cmd_length = 5; 4682 break; 4683 4684 case DST__K_SET_LINUM_INCR: 4685 cmd_length = 2; 4686 break; 4687 4688 case DST__K_SET_LINUM_INCR_W: 4689 cmd_length = 3; 4690 break; 4691 4692 case DST__K_RESET_LINUM_INCR: 4693 cmd_length = 1; 4694 break; 4695 4696 case DST__K_BEG_STMT_MODE: 4697 cmd_length = 1; 4698 break; 4699 4700 case DST__K_END_STMT_MODE: 4701 cmd_length = 1; 4702 break; 4703 4704 case DST__K_SET_LINUM_B: 4705 cmd_length = 2; 4706 break; 4707 4708 case DST__K_SET_LINUM: 4709 cmd_length = 3; 4710 break; 4711 4712 case DST__K_SET_LINUM_L: 4713 cmd_length = 5; 4714 break; 4715 4716 case DST__K_SET_PC: 4717 cmd_length = 2; 4718 break; 4719 4720 case DST__K_SET_PC_W: 4721 cmd_length = 3; 4722 break; 4723 4724 case DST__K_SET_PC_L: 4725 cmd_length = 5; 4726 break; 4727 4728 case DST__K_SET_STMTNUM: 4729 cmd_length = 2; 4730 break; 4731 4732 case DST__K_TERM: 4733 cmd_length = 2; 4734 break; 4735 4736 case DST__K_TERM_W: 4737 cmd_length = 3; 4738 break; 4739 4740 case DST__K_TERM_L: 4741 cmd_length = 5; 4742 break; 4743 4744 case DST__K_SET_ABS_PC: 4745 cmd_length = 5; 4746 break; 4747 4748 default: 4749 if (cmd <= 0) 4750 cmd_length = 1; 4751 else 4752 cmd_length = 2; 4753 break; 4754 } 4755 4756 if (pcl_ptr - ptr + cmd_length > rec_length) 4757 break; 4758 4759 switch (cmd) 4760 { 4761 case DST__K_DELTA_PC_W: 4762 data = bfd_getl16 (pcl_ptr + DST_S_W_PCLINE_UNSWORD); 4763 curr_pc += data; 4764 curr_linenum += 1; 4765 vms_debug2 ((4, "DST__K_DELTA_PC_W: %d\n", data)); 4766 break; 4767 4768 case DST__K_DELTA_PC_L: 4769 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4770 curr_pc += data; 4771 curr_linenum += 1; 4772 vms_debug2 ((4, "DST__K_DELTA_PC_L: %d\n", data)); 4773 break; 4774 4775 case DST__K_INCR_LINUM: 4776 data = pcl_ptr[DST_S_B_PCLINE_UNSBYTE]; 4777 curr_linenum += data; 4778 vms_debug2 ((4, "DST__K_INCR_LINUM: %d\n", data)); 4779 break; 4780 4781 case DST__K_INCR_LINUM_W: 4782 data = bfd_getl16 (pcl_ptr + DST_S_W_PCLINE_UNSWORD); 4783 curr_linenum += data; 4784 vms_debug2 ((4, "DST__K_INCR_LINUM_W: %d\n", data)); 4785 break; 4786 4787 case DST__K_INCR_LINUM_L: 4788 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4789 curr_linenum += data; 4790 vms_debug2 ((4, "DST__K_INCR_LINUM_L: %d\n", data)); 4791 break; 4792 4793 case DST__K_SET_LINUM_INCR: 4794 _bfd_error_handler 4795 (_("%s not implemented"), "DST__K_SET_LINUM_INCR"); 4796 break; 4797 4798 case DST__K_SET_LINUM_INCR_W: 4799 _bfd_error_handler 4800 (_("%s not implemented"), "DST__K_SET_LINUM_INCR_W"); 4801 break; 4802 4803 case DST__K_RESET_LINUM_INCR: 4804 _bfd_error_handler 4805 (_("%s not implemented"), "DST__K_RESET_LINUM_INCR"); 4806 break; 4807 4808 case DST__K_BEG_STMT_MODE: 4809 _bfd_error_handler 4810 (_("%s not implemented"), "DST__K_BEG_STMT_MODE"); 4811 break; 4812 4813 case DST__K_END_STMT_MODE: 4814 _bfd_error_handler 4815 (_("%s not implemented"), "DST__K_END_STMT_MODE"); 4816 break; 4817 4818 case DST__K_SET_LINUM_B: 4819 data = pcl_ptr[DST_S_B_PCLINE_UNSBYTE]; 4820 curr_linenum = data; 4821 vms_debug2 ((4, "DST__K_SET_LINUM_B: %d\n", data)); 4822 break; 4823 4824 case DST__K_SET_LINUM: 4825 data = bfd_getl16 (pcl_ptr + DST_S_W_PCLINE_UNSWORD); 4826 curr_linenum = data; 4827 vms_debug2 ((4, "DST__K_SET_LINE_NUM: %d\n", data)); 4828 break; 4829 4830 case DST__K_SET_LINUM_L: 4831 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4832 curr_linenum = data; 4833 vms_debug2 ((4, "DST__K_SET_LINUM_L: %d\n", data)); 4834 break; 4835 4836 case DST__K_SET_PC: 4837 _bfd_error_handler 4838 (_("%s not implemented"), "DST__K_SET_PC"); 4839 break; 4840 4841 case DST__K_SET_PC_W: 4842 _bfd_error_handler 4843 (_("%s not implemented"), "DST__K_SET_PC_W"); 4844 break; 4845 4846 case DST__K_SET_PC_L: 4847 _bfd_error_handler 4848 (_("%s not implemented"), "DST__K_SET_PC_L"); 4849 break; 4850 4851 case DST__K_SET_STMTNUM: 4852 _bfd_error_handler 4853 (_("%s not implemented"), "DST__K_SET_STMTNUM"); 4854 break; 4855 4856 case DST__K_TERM: 4857 data = pcl_ptr[DST_S_B_PCLINE_UNSBYTE]; 4858 curr_pc += data; 4859 vms_debug2 ((4, "DST__K_TERM: %d\n", data)); 4860 break; 4861 4862 case DST__K_TERM_W: 4863 data = bfd_getl16 (pcl_ptr + DST_S_W_PCLINE_UNSWORD); 4864 curr_pc += data; 4865 vms_debug2 ((4, "DST__K_TERM_W: %d\n", data)); 4866 break; 4867 4868 case DST__K_TERM_L: 4869 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4870 curr_pc += data; 4871 vms_debug2 ((4, "DST__K_TERM_L: %d\n", data)); 4872 break; 4873 4874 case DST__K_SET_ABS_PC: 4875 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4876 curr_pc = data; 4877 vms_debug2 ((4, "DST__K_SET_ABS_PC: 0x%x\n", data)); 4878 break; 4879 4880 default: 4881 if (cmd <= 0) 4882 { 4883 curr_pc -= cmd; 4884 curr_linenum += 1; 4885 vms_debug2 ((4, "bump pc to 0x%lx and line to %d\n", 4886 (unsigned long)curr_pc, curr_linenum)); 4887 } 4888 else 4889 _bfd_error_handler (_("unknown line command %d"), cmd); 4890 break; 4891 } 4892 4893 if ((curr_linenum != prev_linum && curr_pc != prev_pc) 4894 || cmd <= 0 4895 || cmd == DST__K_DELTA_PC_L 4896 || cmd == DST__K_DELTA_PC_W) 4897 { 4898 line = (struct lineinfo *) 4899 bfd_zalloc (abfd, sizeof (struct lineinfo)); 4900 line->address = curr_pc; 4901 line->line = curr_linenum; 4902 4903 curr_line->next = line; 4904 curr_line = line; 4905 4906 prev_linum = curr_linenum; 4907 prev_pc = curr_pc; 4908 vms_debug2 ((4, "-> correlate pc 0x%lx with line %d\n", 4909 (unsigned long)curr_pc, curr_linenum)); 4910 } 4911 4912 pcl_ptr += cmd_length; 4913 } 4914 break; 4915 4916 case 0x17: /* Undocumented type used by DEC C to declare equates. */ 4917 vms_debug2 ((3, "undocumented type 0x17\n")); 4918 break; 4919 4920 default: 4921 vms_debug2 ((3, "ignoring record\n")); 4922 break; 4923 4924 } 4925 4926 ptr += rec_length; 4927 } 4928 4929 /* Finalize tables with EOL marker. */ 4930 srec = (struct srecinfo *) bfd_zalloc (abfd, sizeof (struct srecinfo)); 4931 srec->line = (unsigned int) -1; 4932 srec->srec = (unsigned int) -1; 4933 curr_srec->next = srec; 4934 4935 line = (struct lineinfo *) bfd_zalloc (abfd, sizeof (struct lineinfo)); 4936 line->line = (unsigned int) -1; 4937 line->address = (bfd_vma) -1; 4938 curr_line->next = line; 4939 4940 /* Advertise that this module has been parsed. This is needed 4941 because parsing can be either performed at module creation 4942 or deferred until debug info is consumed. */ 4943 SET_MODULE_PARSED (module); 4944 return true; 4945 } 4946 4947 /* Build the list of modules for the specified BFD. */ 4948 4949 static struct module * 4950 build_module_list (bfd *abfd) 4951 { 4952 struct module *module, *list = NULL; 4953 asection *dmt; 4954 4955 if ((dmt = bfd_get_section_by_name (abfd, "$DMT$"))) 4956 { 4957 /* We have a DMT section so this must be an image. Parse the 4958 section and build the list of modules. This is sufficient 4959 since we can compute the start address and the end address 4960 of every module from the section contents. */ 4961 bfd_size_type size = bfd_section_size (dmt); 4962 unsigned char *buf, *ptr, *end; 4963 4964 if (! bfd_malloc_and_get_section (abfd, dmt, &buf)) 4965 return NULL; 4966 4967 vms_debug2 ((2, "DMT\n")); 4968 4969 ptr = buf; 4970 end = ptr + size; 4971 while (end - ptr >= DBG_S_C_DMT_HEADER_SIZE) 4972 { 4973 /* Each header declares a module with its start offset and size 4974 of debug info in the DST section, as well as the count of 4975 program sections (i.e. address spans) it contains. */ 4976 unsigned int modbeg = bfd_getl32 (ptr + DBG_S_L_DMT_MODBEG); 4977 unsigned int msize = bfd_getl32 (ptr + DBG_S_L_DST_SIZE); 4978 int count = bfd_getl16 (ptr + DBG_S_W_DMT_PSECT_COUNT); 4979 ptr += DBG_S_C_DMT_HEADER_SIZE; 4980 4981 vms_debug2 ((3, "module: modbeg = %u, size = %u, count = %d\n", 4982 modbeg, msize, count)); 4983 4984 /* We create a 'module' structure for each program section since 4985 we only support contiguous addresses in a 'module' structure. 4986 As a consequence, the actual debug info in the DST section is 4987 shared and can be parsed multiple times; that doesn't seem to 4988 cause problems in practice. */ 4989 while (count-- > 0 && end - ptr >= DBG_S_C_DMT_PSECT_SIZE) 4990 { 4991 unsigned int start = bfd_getl32 (ptr + DBG_S_L_DMT_PSECT_START); 4992 unsigned int length = bfd_getl32 (ptr + DBG_S_L_DMT_PSECT_LENGTH); 4993 module = new_module (abfd); 4994 module->modbeg = modbeg; 4995 module->size = msize; 4996 module->low = start; 4997 module->high = start + length; 4998 module->next = list; 4999 list = module; 5000 ptr += DBG_S_C_DMT_PSECT_SIZE; 5001 5002 vms_debug2 ((4, "section: start = 0x%x, length = %u\n", 5003 start, length)); 5004 } 5005 } 5006 free (buf); 5007 } 5008 else 5009 { 5010 /* We don't have a DMT section so this must be an object. Parse 5011 the module right now in order to compute its start address and 5012 end address. */ 5013 void *dst = PRIV (dst_section)->contents; 5014 5015 if (dst == NULL) 5016 return NULL; 5017 5018 module = new_module (abfd); 5019 if (!parse_module (abfd, module, PRIV (dst_section)->contents, 5020 PRIV (dst_section)->size)) 5021 return NULL; 5022 list = module; 5023 } 5024 5025 return list; 5026 } 5027 5028 /* Calculate and return the name of the source file and the line nearest 5029 to the wanted location in the specified module. */ 5030 5031 static bool 5032 module_find_nearest_line (bfd *abfd, struct module *module, bfd_vma addr, 5033 const char **file, const char **func, 5034 unsigned int *line) 5035 { 5036 struct funcinfo *funcinfo; 5037 struct lineinfo *lineinfo; 5038 struct srecinfo *srecinfo; 5039 bool ret = false; 5040 5041 /* Parse this module if that was not done at module creation. */ 5042 if (! IS_MODULE_PARSED (module)) 5043 { 5044 unsigned int size = module->size; 5045 unsigned int modbeg = PRIV (dst_section)->filepos + module->modbeg; 5046 unsigned char *buffer; 5047 5048 if (bfd_seek (abfd, modbeg, SEEK_SET) != 0 5049 || (buffer = _bfd_malloc_and_read (abfd, size, size)) == NULL) 5050 { 5051 bfd_set_error (bfd_error_no_debug_section); 5052 return false; 5053 } 5054 5055 ret = parse_module (abfd, module, buffer, size); 5056 free (buffer); 5057 if (!ret) 5058 return ret; 5059 } 5060 5061 /* Find out the function (if any) that contains the address. */ 5062 for (funcinfo = module->func_table; funcinfo; funcinfo = funcinfo->next) 5063 if (addr >= funcinfo->low && addr <= funcinfo->high) 5064 { 5065 *func = funcinfo->name; 5066 ret = true; 5067 break; 5068 } 5069 5070 /* Find out the source file and the line nearest to the address. */ 5071 for (lineinfo = module->line_table; lineinfo; lineinfo = lineinfo->next) 5072 if (lineinfo->next && addr < lineinfo->next->address) 5073 { 5074 for (srecinfo = module->srec_table; srecinfo; srecinfo = srecinfo->next) 5075 if (srecinfo->next && lineinfo->line < srecinfo->next->line) 5076 { 5077 if (srecinfo->sfile > 0) 5078 { 5079 *file = module->file_table[srecinfo->sfile].name; 5080 *line = srecinfo->srec + lineinfo->line - srecinfo->line; 5081 } 5082 else 5083 { 5084 *file = module->name; 5085 *line = lineinfo->line; 5086 } 5087 return true; 5088 } 5089 5090 break; 5091 } 5092 5093 return ret; 5094 } 5095 5096 /* Provided a BFD, a section and an offset into the section, calculate and 5097 return the name of the source file and the line nearest to the wanted 5098 location. */ 5099 5100 static bool 5101 _bfd_vms_find_nearest_line (bfd *abfd, 5102 asymbol **symbols ATTRIBUTE_UNUSED, 5103 asection *section, 5104 bfd_vma offset, 5105 const char **file, 5106 const char **func, 5107 unsigned int *line, 5108 unsigned int *discriminator) 5109 { 5110 struct module *module; 5111 5112 /* What address are we looking for? */ 5113 bfd_vma addr = section->vma + offset; 5114 5115 *file = NULL; 5116 *func = NULL; 5117 *line = 0; 5118 if (discriminator) 5119 *discriminator = 0; 5120 5121 /* We can't do anything if there is no DST (debug symbol table). */ 5122 if (PRIV (dst_section) == NULL) 5123 return false; 5124 5125 /* Create the module list - if not already done. */ 5126 if (PRIV (modules) == NULL) 5127 { 5128 PRIV (modules) = build_module_list (abfd); 5129 if (PRIV (modules) == NULL) 5130 return false; 5131 } 5132 5133 for (module = PRIV (modules); module; module = module->next) 5134 if (addr >= module->low && addr <= module->high) 5135 return module_find_nearest_line (abfd, module, addr, file, func, line); 5136 5137 return false; 5138 } 5139 5140 /* Canonicalizations. */ 5141 /* Set name, value, section and flags of SYM from E. */ 5142 5143 static bool 5144 alpha_vms_convert_symbol (bfd *abfd, struct vms_symbol_entry *e, asymbol *sym) 5145 { 5146 flagword flags; 5147 symvalue value; 5148 asection *sec; 5149 const char *name; 5150 5151 name = e->name; 5152 value = 0; 5153 flags = BSF_NO_FLAGS; 5154 sec = NULL; 5155 5156 switch (e->typ) 5157 { 5158 case EGSD__C_SYM: 5159 if (e->flags & EGSY__V_WEAK) 5160 flags |= BSF_WEAK; 5161 5162 if (e->flags & EGSY__V_DEF) 5163 { 5164 /* Symbol definition. */ 5165 flags |= BSF_GLOBAL; 5166 if (e->flags & EGSY__V_NORM) 5167 flags |= BSF_FUNCTION; 5168 value = e->value; 5169 sec = e->section; 5170 } 5171 else 5172 { 5173 /* Symbol reference. */ 5174 sec = bfd_und_section_ptr; 5175 } 5176 break; 5177 5178 case EGSD__C_SYMG: 5179 /* A universal symbol is by definition global... */ 5180 flags |= BSF_GLOBAL; 5181 5182 /* ...and dynamic in shared libraries. */ 5183 if (abfd->flags & DYNAMIC) 5184 flags |= BSF_DYNAMIC; 5185 5186 if (e->flags & EGSY__V_WEAK) 5187 flags |= BSF_WEAK; 5188 5189 if (!(e->flags & EGSY__V_DEF)) 5190 abort (); 5191 5192 if (e->flags & EGSY__V_NORM) 5193 flags |= BSF_FUNCTION; 5194 5195 value = e->value; 5196 /* sec = e->section; */ 5197 sec = bfd_abs_section_ptr; 5198 break; 5199 5200 default: 5201 return false; 5202 } 5203 5204 sym->name = name; 5205 sym->section = sec; 5206 sym->flags = flags; 5207 sym->value = value; 5208 return true; 5209 } 5210 5211 5212 /* Return the number of bytes required to store a vector of pointers 5213 to asymbols for all the symbols in the BFD abfd, including a 5214 terminal NULL pointer. If there are no symbols in the BFD, 5215 then return 0. If an error occurs, return -1. */ 5216 5217 static long 5218 alpha_vms_get_symtab_upper_bound (bfd *abfd) 5219 { 5220 vms_debug2 ((1, "alpha_vms_get_symtab_upper_bound (%p), %d symbols\n", 5221 abfd, PRIV (gsd_sym_count))); 5222 5223 return (PRIV (gsd_sym_count) + 1) * sizeof (asymbol *); 5224 } 5225 5226 /* Read the symbols from the BFD abfd, and fills in the vector 5227 location with pointers to the symbols and a trailing NULL. 5228 5229 Return number of symbols read. */ 5230 5231 static long 5232 alpha_vms_canonicalize_symtab (bfd *abfd, asymbol **symbols) 5233 { 5234 unsigned int i; 5235 5236 vms_debug2 ((1, "alpha_vms_canonicalize_symtab (%p, <ret>)\n", abfd)); 5237 5238 if (PRIV (csymbols) == NULL) 5239 { 5240 PRIV (csymbols) = (asymbol **) bfd_alloc 5241 (abfd, PRIV (gsd_sym_count) * sizeof (asymbol *)); 5242 5243 /* Traverse table and fill symbols vector. */ 5244 for (i = 0; i < PRIV (gsd_sym_count); i++) 5245 { 5246 struct vms_symbol_entry *e = PRIV (syms)[i]; 5247 asymbol *sym; 5248 5249 sym = bfd_make_empty_symbol (abfd); 5250 if (sym == NULL || !alpha_vms_convert_symbol (abfd, e, sym)) 5251 { 5252 bfd_release (abfd, PRIV (csymbols)); 5253 PRIV (csymbols) = NULL; 5254 return -1; 5255 } 5256 5257 PRIV (csymbols)[i] = sym; 5258 } 5259 } 5260 5261 if (symbols != NULL) 5262 { 5263 for (i = 0; i < PRIV (gsd_sym_count); i++) 5264 symbols[i] = PRIV (csymbols)[i]; 5265 symbols[i] = NULL; 5266 } 5267 5268 return PRIV (gsd_sym_count); 5269 } 5270 5271 /* Read and convert relocations from ETIR. We do it once for all sections. */ 5272 5273 static bool 5274 alpha_vms_slurp_relocs (bfd *abfd) 5275 { 5276 int cur_psect = -1; 5277 5278 vms_debug2 ((3, "alpha_vms_slurp_relocs\n")); 5279 5280 /* We slurp relocs only once, for all sections. */ 5281 if (PRIV (reloc_done) != 0) 5282 return PRIV (reloc_done) == 1; 5283 5284 if (alpha_vms_canonicalize_symtab (abfd, NULL) < 0) 5285 goto fail; 5286 5287 if (bfd_seek (abfd, 0, SEEK_SET) != 0) 5288 goto fail; 5289 5290 while (1) 5291 { 5292 unsigned char *begin; 5293 unsigned char *end; 5294 unsigned char *ptr; 5295 bfd_reloc_code_real_type reloc_code; 5296 int type; 5297 bfd_vma vaddr = 0; 5298 5299 int length; 5300 5301 bfd_vma cur_address; 5302 int cur_psidx = -1; 5303 unsigned char *cur_sym = NULL; 5304 int prev_cmd = -1; 5305 bfd_vma cur_addend = 0; 5306 5307 /* Skip non-ETIR records. */ 5308 type = _bfd_vms_get_object_record (abfd); 5309 if (type < 0) 5310 goto fail; 5311 if (type == EOBJ__C_EEOM) 5312 break; 5313 if (type != EOBJ__C_ETIR) 5314 continue; 5315 5316 begin = PRIV (recrd.rec) + 4; 5317 end = PRIV (recrd.rec) + PRIV (recrd.rec_size); 5318 5319 for (ptr = begin; ptr + 4 <= end; ptr += length) 5320 { 5321 int cmd; 5322 5323 cmd = bfd_getl16 (ptr); 5324 length = bfd_getl16 (ptr + 2); 5325 if (length < 4 || length > end - ptr) 5326 { 5327 bad_rec: 5328 _bfd_error_handler (_("corrupt reloc record")); 5329 goto fail; 5330 } 5331 5332 cur_address = vaddr; 5333 5334 vms_debug2 ((4, "alpha_vms_slurp_relocs: etir %s\n", 5335 _bfd_vms_etir_name (cmd))); 5336 5337 switch (cmd) 5338 { 5339 case ETIR__C_STA_GBL: /* ALPHA_R_REFLONG und_section, step 1 */ 5340 /* ALPHA_R_REFQUAD und_section, step 1 */ 5341 cur_sym = ptr + 4; 5342 prev_cmd = cmd; 5343 continue; 5344 5345 case ETIR__C_STA_PQ: /* ALPHA_R_REF{LONG|QUAD}, others part 1 */ 5346 if (length < 16) 5347 goto bad_rec; 5348 cur_psidx = bfd_getl32 (ptr + 4); 5349 cur_addend = bfd_getl64 (ptr + 8); 5350 prev_cmd = cmd; 5351 continue; 5352 5353 case ETIR__C_CTL_SETRB: 5354 if (prev_cmd != ETIR__C_STA_PQ) 5355 { 5356 _bfd_error_handler 5357 /* xgettext:c-format */ 5358 (_("unknown reloc %s + %s"), _bfd_vms_etir_name (prev_cmd), 5359 _bfd_vms_etir_name (cmd)); 5360 goto fail; 5361 } 5362 cur_psect = cur_psidx; 5363 vaddr = cur_addend; 5364 cur_psidx = -1; 5365 cur_addend = 0; 5366 continue; 5367 5368 case ETIR__C_STA_LW: /* ALPHA_R_REFLONG abs_section, step 1 */ 5369 /* ALPHA_R_REFLONG und_section, step 2 */ 5370 if (prev_cmd != -1) 5371 { 5372 if (prev_cmd != ETIR__C_STA_GBL) 5373 { 5374 _bfd_error_handler 5375 /* xgettext:c-format */ 5376 (_("unknown reloc %s + %s"), _bfd_vms_etir_name (cmd), 5377 _bfd_vms_etir_name (ETIR__C_STA_LW)); 5378 goto fail; 5379 } 5380 } 5381 if (length < 8) 5382 goto bad_rec; 5383 cur_addend = bfd_getl32 (ptr + 4); 5384 prev_cmd = cmd; 5385 continue; 5386 5387 case ETIR__C_STA_QW: /* ALPHA_R_REFQUAD abs_section, step 1 */ 5388 /* ALPHA_R_REFQUAD und_section, step 2 */ 5389 if (prev_cmd != -1 && prev_cmd != ETIR__C_STA_GBL) 5390 { 5391 _bfd_error_handler 5392 /* xgettext:c-format */ 5393 (_("unknown reloc %s + %s"), _bfd_vms_etir_name (cmd), 5394 _bfd_vms_etir_name (ETIR__C_STA_QW)); 5395 goto fail; 5396 } 5397 if (length < 12) 5398 goto bad_rec; 5399 cur_addend = bfd_getl64 (ptr + 4); 5400 prev_cmd = cmd; 5401 continue; 5402 5403 case ETIR__C_STO_LW: /* ALPHA_R_REFLONG und_section, step 4 */ 5404 /* ALPHA_R_REFLONG abs_section, step 2 */ 5405 /* ALPHA_R_REFLONG others, step 2 */ 5406 if (prev_cmd != ETIR__C_OPR_ADD 5407 && prev_cmd != ETIR__C_STA_LW 5408 && prev_cmd != ETIR__C_STA_PQ) 5409 { 5410 /* xgettext:c-format */ 5411 _bfd_error_handler (_("unknown reloc %s + %s"), 5412 _bfd_vms_etir_name (prev_cmd), 5413 _bfd_vms_etir_name (ETIR__C_STO_LW)); 5414 goto fail; 5415 } 5416 reloc_code = BFD_RELOC_32; 5417 break; 5418 5419 case ETIR__C_STO_QW: /* ALPHA_R_REFQUAD und_section, step 4 */ 5420 /* ALPHA_R_REFQUAD abs_section, step 2 */ 5421 if (prev_cmd != ETIR__C_OPR_ADD && prev_cmd != ETIR__C_STA_QW) 5422 { 5423 /* xgettext:c-format */ 5424 _bfd_error_handler (_("unknown reloc %s + %s"), 5425 _bfd_vms_etir_name (prev_cmd), 5426 _bfd_vms_etir_name (ETIR__C_STO_QW)); 5427 goto fail; 5428 } 5429 reloc_code = BFD_RELOC_64; 5430 break; 5431 5432 case ETIR__C_STO_OFF: /* ALPHA_R_REFQUAD others, step 2 */ 5433 if (prev_cmd != ETIR__C_STA_PQ) 5434 { 5435 /* xgettext:c-format */ 5436 _bfd_error_handler (_("unknown reloc %s + %s"), 5437 _bfd_vms_etir_name (prev_cmd), 5438 _bfd_vms_etir_name (ETIR__C_STO_OFF)); 5439 goto fail; 5440 } 5441 reloc_code = BFD_RELOC_64; 5442 break; 5443 5444 case ETIR__C_OPR_ADD: /* ALPHA_R_REFLONG und_section, step 3 */ 5445 /* ALPHA_R_REFQUAD und_section, step 3 */ 5446 if (prev_cmd != ETIR__C_STA_LW && prev_cmd != ETIR__C_STA_QW) 5447 { 5448 /* xgettext:c-format */ 5449 _bfd_error_handler (_("unknown reloc %s + %s"), 5450 _bfd_vms_etir_name (prev_cmd), 5451 _bfd_vms_etir_name (ETIR__C_OPR_ADD)); 5452 goto fail; 5453 } 5454 prev_cmd = ETIR__C_OPR_ADD; 5455 continue; 5456 5457 case ETIR__C_STO_CA: /* ALPHA_R_CODEADDR */ 5458 reloc_code = BFD_RELOC_ALPHA_CODEADDR; 5459 cur_sym = ptr + 4; 5460 break; 5461 5462 case ETIR__C_STO_GBL: /* ALPHA_R_REFQUAD und_section */ 5463 reloc_code = BFD_RELOC_64; 5464 cur_sym = ptr + 4; 5465 break; 5466 5467 case ETIR__C_STO_GBL_LW: /* ALPHA_R_REFLONG und_section */ 5468 reloc_code = BFD_RELOC_32; 5469 cur_sym = ptr + 4; 5470 break; 5471 5472 case ETIR__C_STC_LP_PSB: /* ALPHA_R_LINKAGE */ 5473 reloc_code = BFD_RELOC_ALPHA_LINKAGE; 5474 cur_sym = ptr + 8; 5475 break; 5476 5477 case ETIR__C_STC_NOP_GBL: /* ALPHA_R_NOP */ 5478 reloc_code = BFD_RELOC_ALPHA_NOP; 5479 goto call_reloc; 5480 5481 case ETIR__C_STC_BSR_GBL: /* ALPHA_R_BSR */ 5482 reloc_code = BFD_RELOC_ALPHA_BSR; 5483 goto call_reloc; 5484 5485 case ETIR__C_STC_LDA_GBL: /* ALPHA_R_LDA */ 5486 reloc_code = BFD_RELOC_ALPHA_LDA; 5487 goto call_reloc; 5488 5489 case ETIR__C_STC_BOH_GBL: /* ALPHA_R_BOH */ 5490 reloc_code = BFD_RELOC_ALPHA_BOH; 5491 goto call_reloc; 5492 5493 call_reloc: 5494 if (length < 36) 5495 goto bad_rec; 5496 cur_sym = ptr + 4 + 32; 5497 cur_address = bfd_getl64 (ptr + 4 + 8); 5498 cur_addend = bfd_getl64 (ptr + 4 + 24); 5499 break; 5500 5501 case ETIR__C_STO_IMM: 5502 if (length < 8) 5503 goto bad_rec; 5504 vaddr += bfd_getl32 (ptr + 4); 5505 continue; 5506 5507 default: 5508 _bfd_error_handler (_("unknown reloc %s"), 5509 _bfd_vms_etir_name (cmd)); 5510 goto fail; 5511 } 5512 5513 { 5514 asection *sec; 5515 struct vms_section_data_struct *vms_sec; 5516 arelent *reloc; 5517 bfd_size_type size; 5518 5519 /* Get section to which the relocation applies. */ 5520 if (cur_psect < 0 || cur_psect > (int)PRIV (section_count)) 5521 { 5522 _bfd_error_handler (_("invalid section index in ETIR")); 5523 goto fail; 5524 } 5525 5526 if (PRIV (sections) == NULL) 5527 goto fail; 5528 sec = PRIV (sections)[cur_psect]; 5529 if (sec == bfd_abs_section_ptr) 5530 { 5531 _bfd_error_handler (_("relocation for non-REL psect")); 5532 goto fail; 5533 } 5534 5535 vms_sec = vms_section_data (sec); 5536 5537 /* Allocate a reloc entry. */ 5538 if (sec->reloc_count >= vms_sec->reloc_max) 5539 { 5540 if (vms_sec->reloc_max == 0) 5541 { 5542 vms_sec->reloc_max = 64; 5543 sec->relocation = bfd_zmalloc 5544 (vms_sec->reloc_max * sizeof (arelent)); 5545 } 5546 else 5547 { 5548 vms_sec->reloc_max *= 2; 5549 sec->relocation = bfd_realloc_or_free 5550 (sec->relocation, vms_sec->reloc_max * sizeof (arelent)); 5551 if (sec->relocation == NULL) 5552 goto fail; 5553 } 5554 } 5555 reloc = &sec->relocation[sec->reloc_count]; 5556 sec->reloc_count++; 5557 5558 reloc->howto = bfd_reloc_type_lookup (abfd, reloc_code); 5559 5560 if (cur_sym != NULL) 5561 { 5562 unsigned int j; 5563 int symlen; 5564 asymbol **sym; 5565 5566 /* Linear search. */ 5567 if (end - cur_sym < 1) 5568 goto bad_rec; 5569 symlen = *cur_sym; 5570 cur_sym++; 5571 if (end - cur_sym < symlen) 5572 goto bad_rec; 5573 sym = NULL; 5574 5575 for (j = 0; j < PRIV (gsd_sym_count); j++) 5576 if (PRIV (syms)[j]->namelen == symlen 5577 && memcmp (PRIV (syms)[j]->name, cur_sym, symlen) == 0) 5578 { 5579 sym = &PRIV (csymbols)[j]; 5580 break; 5581 } 5582 if (sym == NULL) 5583 { 5584 _bfd_error_handler (_("unknown symbol in command %s"), 5585 _bfd_vms_etir_name (cmd)); 5586 reloc->sym_ptr_ptr = NULL; 5587 } 5588 else 5589 reloc->sym_ptr_ptr = sym; 5590 } 5591 else if (cur_psidx >= 0) 5592 { 5593 if (PRIV (sections) == NULL || cur_psidx >= (int) PRIV (section_count)) 5594 goto fail; 5595 reloc->sym_ptr_ptr = 5596 PRIV (sections)[cur_psidx]->symbol_ptr_ptr; 5597 } 5598 else 5599 reloc->sym_ptr_ptr = NULL; 5600 5601 reloc->address = cur_address; 5602 reloc->addend = cur_addend; 5603 5604 if (reloc_code == ALPHA_R_LINKAGE) 5605 size = 16; 5606 else 5607 size = bfd_get_reloc_size (reloc->howto); 5608 vaddr += size; 5609 } 5610 5611 cur_addend = 0; 5612 prev_cmd = -1; 5613 cur_sym = NULL; 5614 cur_psidx = -1; 5615 } 5616 } 5617 vms_debug2 ((3, "alpha_vms_slurp_relocs: result = true\n")); 5618 PRIV (reloc_done) = 1; 5619 return true; 5620 5621 fail: 5622 PRIV (reloc_done) = -1; 5623 return false; 5624 } 5625 5626 /* Return the number of bytes required to store the relocation 5627 information associated with the given section. */ 5628 5629 static long 5630 alpha_vms_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED, asection *section) 5631 { 5632 if (!alpha_vms_slurp_relocs (abfd)) 5633 return -1; 5634 5635 return (section->reloc_count + 1L) * sizeof (arelent *); 5636 } 5637 5638 /* Convert relocations from VMS (external) form into BFD internal 5639 form. Return the number of relocations. */ 5640 5641 static long 5642 alpha_vms_canonicalize_reloc (bfd *abfd, asection *section, arelent **relptr, 5643 asymbol **symbols ATTRIBUTE_UNUSED) 5644 { 5645 arelent *tblptr; 5646 int count; 5647 5648 if (!alpha_vms_slurp_relocs (abfd)) 5649 return -1; 5650 5651 count = section->reloc_count; 5652 tblptr = section->relocation; 5653 5654 while (count--) 5655 *relptr++ = tblptr++; 5656 5657 *relptr = (arelent *) NULL; 5658 return section->reloc_count; 5659 } 5660 5661 /* Install a new set of internal relocs. */ 5662 5663 #define alpha_vms_set_reloc _bfd_generic_set_reloc 5664 5665 5666 /* This is just copied from ecoff-alpha, needs to be fixed probably. */ 5667 5668 /* How to process the various reloc types. */ 5669 5670 static bfd_reloc_status_type 5671 reloc_nil (bfd * abfd ATTRIBUTE_UNUSED, 5672 arelent *reloc ATTRIBUTE_UNUSED, 5673 asymbol *sym ATTRIBUTE_UNUSED, 5674 void * data ATTRIBUTE_UNUSED, 5675 asection *sec ATTRIBUTE_UNUSED, 5676 bfd *output_bfd ATTRIBUTE_UNUSED, 5677 char **error_message ATTRIBUTE_UNUSED) 5678 { 5679 #if VMS_DEBUG 5680 vms_debug (1, "reloc_nil (abfd %p, output_bfd %p)\n", abfd, output_bfd); 5681 vms_debug (2, "In section %s, symbol %s\n", 5682 sec->name, sym->name); 5683 vms_debug (2, "reloc sym %s, addr %08lx, addend %08lx, reloc is a %s\n", 5684 reloc->sym_ptr_ptr[0]->name, 5685 (unsigned long)reloc->address, 5686 (unsigned long)reloc->addend, reloc->howto->name); 5687 vms_debug (2, "data at %p\n", data); 5688 /* _bfd_hexdump (2, data, bfd_get_reloc_size (reloc->howto), 0); */ 5689 #endif 5690 5691 return bfd_reloc_ok; 5692 } 5693 5694 /* In case we're on a 32-bit machine, construct a 64-bit "-1" value 5695 from smaller values. Start with zero, widen, *then* decrement. */ 5696 #define MINUS_ONE (((bfd_vma)0) - 1) 5697 5698 static reloc_howto_type alpha_howto_table[] = 5699 { 5700 HOWTO (ALPHA_R_IGNORE, /* Type. */ 5701 0, /* Rightshift. */ 5702 1, /* Size. */ 5703 8, /* Bitsize. */ 5704 true, /* PC relative. */ 5705 0, /* Bitpos. */ 5706 complain_overflow_dont,/* Complain_on_overflow. */ 5707 reloc_nil, /* Special_function. */ 5708 "IGNORE", /* Name. */ 5709 true, /* Partial_inplace. */ 5710 0, /* Source mask */ 5711 0, /* Dest mask. */ 5712 true), /* PC rel offset. */ 5713 5714 /* A 64 bit reference to a symbol. */ 5715 HOWTO (ALPHA_R_REFQUAD, /* Type. */ 5716 0, /* Rightshift. */ 5717 8, /* Size. */ 5718 64, /* Bitsize. */ 5719 false, /* PC relative. */ 5720 0, /* Bitpos. */ 5721 complain_overflow_bitfield, /* Complain_on_overflow. */ 5722 reloc_nil, /* Special_function. */ 5723 "REFQUAD", /* Name. */ 5724 true, /* Partial_inplace. */ 5725 MINUS_ONE, /* Source mask. */ 5726 MINUS_ONE, /* Dest mask. */ 5727 false), /* PC rel offset. */ 5728 5729 /* A 21 bit branch. The native assembler generates these for 5730 branches within the text segment, and also fills in the PC 5731 relative offset in the instruction. */ 5732 HOWTO (ALPHA_R_BRADDR, /* Type. */ 5733 2, /* Rightshift. */ 5734 4, /* Size. */ 5735 21, /* Bitsize. */ 5736 true, /* PC relative. */ 5737 0, /* Bitpos. */ 5738 complain_overflow_signed, /* Complain_on_overflow. */ 5739 reloc_nil, /* Special_function. */ 5740 "BRADDR", /* Name. */ 5741 true, /* Partial_inplace. */ 5742 0x1fffff, /* Source mask. */ 5743 0x1fffff, /* Dest mask. */ 5744 false), /* PC rel offset. */ 5745 5746 /* A hint for a jump to a register. */ 5747 HOWTO (ALPHA_R_HINT, /* Type. */ 5748 2, /* Rightshift. */ 5749 2, /* Size. */ 5750 14, /* Bitsize. */ 5751 true, /* PC relative. */ 5752 0, /* Bitpos. */ 5753 complain_overflow_dont,/* Complain_on_overflow. */ 5754 reloc_nil, /* Special_function. */ 5755 "HINT", /* Name. */ 5756 true, /* Partial_inplace. */ 5757 0x3fff, /* Source mask. */ 5758 0x3fff, /* Dest mask. */ 5759 false), /* PC rel offset. */ 5760 5761 /* 16 bit PC relative offset. */ 5762 HOWTO (ALPHA_R_SREL16, /* Type. */ 5763 0, /* Rightshift. */ 5764 2, /* Size. */ 5765 16, /* Bitsize. */ 5766 true, /* PC relative. */ 5767 0, /* Bitpos. */ 5768 complain_overflow_signed, /* Complain_on_overflow. */ 5769 reloc_nil, /* Special_function. */ 5770 "SREL16", /* Name. */ 5771 true, /* Partial_inplace. */ 5772 0xffff, /* Source mask. */ 5773 0xffff, /* Dest mask. */ 5774 false), /* PC rel offset. */ 5775 5776 /* 32 bit PC relative offset. */ 5777 HOWTO (ALPHA_R_SREL32, /* Type. */ 5778 0, /* Rightshift. */ 5779 4, /* Size. */ 5780 32, /* Bitsize. */ 5781 true, /* PC relative. */ 5782 0, /* Bitpos. */ 5783 complain_overflow_signed, /* Complain_on_overflow. */ 5784 reloc_nil, /* Special_function. */ 5785 "SREL32", /* Name. */ 5786 true, /* Partial_inplace. */ 5787 0xffffffff, /* Source mask. */ 5788 0xffffffff, /* Dest mask. */ 5789 false), /* PC rel offset. */ 5790 5791 /* A 64 bit PC relative offset. */ 5792 HOWTO (ALPHA_R_SREL64, /* Type. */ 5793 0, /* Rightshift. */ 5794 8, /* Size. */ 5795 64, /* Bitsize. */ 5796 true, /* PC relative. */ 5797 0, /* Bitpos. */ 5798 complain_overflow_signed, /* Complain_on_overflow. */ 5799 reloc_nil, /* Special_function. */ 5800 "SREL64", /* Name. */ 5801 true, /* Partial_inplace. */ 5802 MINUS_ONE, /* Source mask. */ 5803 MINUS_ONE, /* Dest mask. */ 5804 false), /* PC rel offset. */ 5805 5806 /* Push a value on the reloc evaluation stack. */ 5807 HOWTO (ALPHA_R_OP_PUSH, /* Type. */ 5808 0, /* Rightshift. */ 5809 0, /* Size. */ 5810 0, /* Bitsize. */ 5811 false, /* PC relative. */ 5812 0, /* Bitpos. */ 5813 complain_overflow_dont,/* Complain_on_overflow. */ 5814 reloc_nil, /* Special_function. */ 5815 "OP_PUSH", /* Name. */ 5816 false, /* Partial_inplace. */ 5817 0, /* Source mask. */ 5818 0, /* Dest mask. */ 5819 false), /* PC rel offset. */ 5820 5821 /* Store the value from the stack at the given address. Store it in 5822 a bitfield of size r_size starting at bit position r_offset. */ 5823 HOWTO (ALPHA_R_OP_STORE, /* Type. */ 5824 0, /* Rightshift. */ 5825 8, /* Size. */ 5826 64, /* Bitsize. */ 5827 false, /* PC relative. */ 5828 0, /* Bitpos. */ 5829 complain_overflow_dont,/* Complain_on_overflow. */ 5830 reloc_nil, /* Special_function. */ 5831 "OP_STORE", /* Name. */ 5832 false, /* Partial_inplace. */ 5833 0, /* Source mask. */ 5834 MINUS_ONE, /* Dest mask. */ 5835 false), /* PC rel offset. */ 5836 5837 /* Subtract the reloc address from the value on the top of the 5838 relocation stack. */ 5839 HOWTO (ALPHA_R_OP_PSUB, /* Type. */ 5840 0, /* Rightshift. */ 5841 0, /* Size. */ 5842 0, /* Bitsize. */ 5843 false, /* PC relative. */ 5844 0, /* Bitpos. */ 5845 complain_overflow_dont,/* Complain_on_overflow. */ 5846 reloc_nil, /* Special_function. */ 5847 "OP_PSUB", /* Name. */ 5848 false, /* Partial_inplace. */ 5849 0, /* Source mask. */ 5850 0, /* Dest mask. */ 5851 false), /* PC rel offset. */ 5852 5853 /* Shift the value on the top of the relocation stack right by the 5854 given value. */ 5855 HOWTO (ALPHA_R_OP_PRSHIFT, /* Type. */ 5856 0, /* Rightshift. */ 5857 0, /* Size. */ 5858 0, /* Bitsize. */ 5859 false, /* PC relative. */ 5860 0, /* Bitpos. */ 5861 complain_overflow_dont,/* Complain_on_overflow. */ 5862 reloc_nil, /* Special_function. */ 5863 "OP_PRSHIFT", /* Name. */ 5864 false, /* Partial_inplace. */ 5865 0, /* Source mask. */ 5866 0, /* Dest mask. */ 5867 false), /* PC rel offset. */ 5868 5869 /* Hack. Linkage is done by linker. */ 5870 HOWTO (ALPHA_R_LINKAGE, /* Type. */ 5871 0, /* Rightshift. */ 5872 0, /* Size. */ 5873 0, /* Bitsize. */ 5874 false, /* PC relative. */ 5875 0, /* Bitpos. */ 5876 complain_overflow_dont,/* Complain_on_overflow. */ 5877 reloc_nil, /* Special_function. */ 5878 "LINKAGE", /* Name. */ 5879 false, /* Partial_inplace. */ 5880 0, /* Source mask. */ 5881 0, /* Dest mask. */ 5882 false), /* PC rel offset. */ 5883 5884 /* A 32 bit reference to a symbol. */ 5885 HOWTO (ALPHA_R_REFLONG, /* Type. */ 5886 0, /* Rightshift. */ 5887 4, /* Size. */ 5888 32, /* Bitsize. */ 5889 false, /* PC relative. */ 5890 0, /* Bitpos. */ 5891 complain_overflow_bitfield, /* Complain_on_overflow. */ 5892 reloc_nil, /* Special_function. */ 5893 "REFLONG", /* Name. */ 5894 true, /* Partial_inplace. */ 5895 0xffffffff, /* Source mask. */ 5896 0xffffffff, /* Dest mask. */ 5897 false), /* PC rel offset. */ 5898 5899 /* A 64 bit reference to a procedure, written as 32 bit value. */ 5900 HOWTO (ALPHA_R_CODEADDR, /* Type. */ 5901 0, /* Rightshift. */ 5902 8, /* Size. */ 5903 64, /* Bitsize. */ 5904 false, /* PC relative. */ 5905 0, /* Bitpos. */ 5906 complain_overflow_signed,/* Complain_on_overflow. */ 5907 reloc_nil, /* Special_function. */ 5908 "CODEADDR", /* Name. */ 5909 false, /* Partial_inplace. */ 5910 0xffffffff, /* Source mask. */ 5911 0xffffffff, /* Dest mask. */ 5912 false), /* PC rel offset. */ 5913 5914 HOWTO (ALPHA_R_NOP, /* Type. */ 5915 0, /* Rightshift. */ 5916 0, /* Size. */ 5917 0, /* Bitsize. */ 5918 /* The following value must match that of ALPHA_R_BSR/ALPHA_R_BOH 5919 because the calculations for the 3 relocations are the same. 5920 See B.4.5.2 of the OpenVMS Linker Utility Manual. */ 5921 true, /* PC relative. */ 5922 0, /* Bitpos. */ 5923 complain_overflow_dont,/* Complain_on_overflow. */ 5924 reloc_nil, /* Special_function. */ 5925 "NOP", /* Name. */ 5926 false, /* Partial_inplace. */ 5927 0xffffffff, /* Source mask. */ 5928 0xffffffff, /* Dest mask. */ 5929 false), /* PC rel offset. */ 5930 5931 HOWTO (ALPHA_R_BSR, /* Type. */ 5932 0, /* Rightshift. */ 5933 0, /* Size. */ 5934 0, /* Bitsize. */ 5935 true, /* PC relative. */ 5936 0, /* Bitpos. */ 5937 complain_overflow_dont,/* Complain_on_overflow. */ 5938 reloc_nil, /* Special_function. */ 5939 "BSR", /* Name. */ 5940 false, /* Partial_inplace. */ 5941 0xffffffff, /* Source mask. */ 5942 0xffffffff, /* Dest mask. */ 5943 false), /* PC rel offset. */ 5944 5945 HOWTO (ALPHA_R_LDA, /* Type. */ 5946 0, /* Rightshift. */ 5947 0, /* Size. */ 5948 0, /* Bitsize. */ 5949 false, /* PC relative. */ 5950 0, /* Bitpos. */ 5951 complain_overflow_dont,/* Complain_on_overflow. */ 5952 reloc_nil, /* Special_function. */ 5953 "LDA", /* Name. */ 5954 false, /* Partial_inplace. */ 5955 0xffffffff, /* Source mask. */ 5956 0xffffffff, /* Dest mask. */ 5957 false), /* PC rel offset. */ 5958 5959 HOWTO (ALPHA_R_BOH, /* Type. */ 5960 0, /* Rightshift. */ 5961 0, /* Size. */ 5962 0, /* Bitsize. */ 5963 true, /* PC relative. */ 5964 0, /* Bitpos. */ 5965 complain_overflow_dont,/* Complain_on_overflow. */ 5966 reloc_nil, /* Special_function. */ 5967 "BOH", /* Name. */ 5968 false, /* Partial_inplace. */ 5969 0xffffffff, /* Source mask. */ 5970 0xffffffff, /* Dest mask. */ 5971 false), /* PC rel offset. */ 5972 }; 5973 5974 /* Return a pointer to a howto structure which, when invoked, will perform 5975 the relocation code on data from the architecture noted. */ 5976 5977 static reloc_howto_type * 5978 alpha_vms_bfd_reloc_type_lookup (bfd * abfd ATTRIBUTE_UNUSED, 5979 bfd_reloc_code_real_type code) 5980 { 5981 int alpha_type; 5982 5983 vms_debug2 ((1, "vms_bfd_reloc_type_lookup (%p, %d)\t", abfd, code)); 5984 5985 switch (code) 5986 { 5987 case BFD_RELOC_16: alpha_type = ALPHA_R_SREL16; break; 5988 case BFD_RELOC_32: alpha_type = ALPHA_R_REFLONG; break; 5989 case BFD_RELOC_64: alpha_type = ALPHA_R_REFQUAD; break; 5990 case BFD_RELOC_CTOR: alpha_type = ALPHA_R_REFQUAD; break; 5991 case BFD_RELOC_23_PCREL_S2: alpha_type = ALPHA_R_BRADDR; break; 5992 case BFD_RELOC_ALPHA_HINT: alpha_type = ALPHA_R_HINT; break; 5993 case BFD_RELOC_16_PCREL: alpha_type = ALPHA_R_SREL16; break; 5994 case BFD_RELOC_32_PCREL: alpha_type = ALPHA_R_SREL32; break; 5995 case BFD_RELOC_64_PCREL: alpha_type = ALPHA_R_SREL64; break; 5996 case BFD_RELOC_ALPHA_LINKAGE: alpha_type = ALPHA_R_LINKAGE; break; 5997 case BFD_RELOC_ALPHA_CODEADDR: alpha_type = ALPHA_R_CODEADDR; break; 5998 case BFD_RELOC_ALPHA_NOP: alpha_type = ALPHA_R_NOP; break; 5999 case BFD_RELOC_ALPHA_BSR: alpha_type = ALPHA_R_BSR; break; 6000 case BFD_RELOC_ALPHA_LDA: alpha_type = ALPHA_R_LDA; break; 6001 case BFD_RELOC_ALPHA_BOH: alpha_type = ALPHA_R_BOH; break; 6002 default: 6003 _bfd_error_handler (_("reloc (%d) is *UNKNOWN*"), code); 6004 return NULL; 6005 } 6006 vms_debug2 ((2, "reloc is %s\n", alpha_howto_table[alpha_type].name)); 6007 return & alpha_howto_table[alpha_type]; 6008 } 6009 6010 static reloc_howto_type * 6011 alpha_vms_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, 6012 const char *r_name) 6013 { 6014 unsigned int i; 6015 6016 for (i = 0; 6017 i < sizeof (alpha_howto_table) / sizeof (alpha_howto_table[0]); 6018 i++) 6019 if (alpha_howto_table[i].name != NULL 6020 && strcasecmp (alpha_howto_table[i].name, r_name) == 0) 6021 return &alpha_howto_table[i]; 6022 6023 return NULL; 6024 } 6025 6026 static long 6027 alpha_vms_get_synthetic_symtab (bfd *abfd, 6028 long symcount ATTRIBUTE_UNUSED, 6029 asymbol **usyms ATTRIBUTE_UNUSED, 6030 long dynsymcount ATTRIBUTE_UNUSED, 6031 asymbol **dynsyms ATTRIBUTE_UNUSED, 6032 asymbol **ret) 6033 { 6034 asymbol *syms; 6035 unsigned int i; 6036 unsigned int n = 0; 6037 6038 syms = (asymbol *) bfd_malloc (PRIV (norm_sym_count) * sizeof (asymbol)); 6039 *ret = syms; 6040 if (syms == NULL) 6041 return -1; 6042 6043 for (i = 0; i < PRIV (gsd_sym_count); i++) 6044 { 6045 struct vms_symbol_entry *e = PRIV (syms)[i]; 6046 asymbol *sym; 6047 flagword flags; 6048 symvalue value; 6049 asection *sec; 6050 const char *name; 6051 char *sname; 6052 int l; 6053 6054 name = e->name; 6055 value = 0; 6056 flags = BSF_LOCAL | BSF_SYNTHETIC; 6057 sec = NULL; 6058 6059 switch (e->typ) 6060 { 6061 case EGSD__C_SYM: 6062 case EGSD__C_SYMG: 6063 if ((e->flags & EGSY__V_DEF) && (e->flags & EGSY__V_NORM)) 6064 { 6065 value = e->code_value; 6066 sec = e->code_section; 6067 } 6068 else 6069 continue; 6070 break; 6071 6072 default: 6073 continue; 6074 } 6075 6076 l = strlen (name); 6077 sname = bfd_alloc (abfd, l + 5); 6078 if (sname == NULL) 6079 return false; 6080 memcpy (sname, name, l); 6081 memcpy (sname + l, "..en", 5); 6082 6083 sym = &syms[n++]; 6084 sym->name = sname; 6085 sym->section = sec; 6086 sym->flags = flags; 6087 sym->value = value; 6088 sym->udata.p = NULL; 6089 } 6090 6091 return n; 6092 } 6093 6094 /* Private dump. */ 6095 6096 static const char * 6097 vms_time_to_str (unsigned char *buf) 6098 { 6099 time_t t = vms_rawtime_to_time_t (buf); 6100 char *res = ctime (&t); 6101 6102 if (!res) 6103 res = "*invalid time*"; 6104 else 6105 res[24] = 0; 6106 return res; 6107 } 6108 6109 static void 6110 evax_bfd_print_emh (FILE *file, unsigned char *rec, unsigned int rec_len) 6111 { 6112 struct vms_emh_common *emh = (struct vms_emh_common *)rec; 6113 int subtype = -1; 6114 int extra; 6115 6116 if (rec_len >= sizeof (*emh)) 6117 subtype = bfd_getl16 (emh->subtyp); 6118 6119 /* xgettext:c-format */ 6120 fprintf (file, _(" EMH %d (len=%u): "), subtype, rec_len); 6121 6122 /* PR 21618: Check for invalid lengths. */ 6123 if (rec_len < sizeof (*emh)) 6124 { 6125 fprintf (file, _(" Error: %s min length is %u\n"), 6126 "EMH", (unsigned) sizeof (*emh)); 6127 return; 6128 } 6129 6130 extra = rec_len - sizeof (struct vms_emh_common); 6131 6132 switch (subtype) 6133 { 6134 case EMH__C_MHD: 6135 { 6136 struct vms_emh_mhd *mhd = (struct vms_emh_mhd *) rec; 6137 unsigned char *name; 6138 unsigned char *nextname; 6139 unsigned char *maxname; 6140 6141 /* PR 21840: Check for invalid lengths. */ 6142 if (rec_len < sizeof (* mhd)) 6143 { 6144 fprintf (file, _(" Error: %s min length is %u\n"), 6145 "EMH_MHD", (unsigned) sizeof (*mhd)); 6146 return; 6147 } 6148 fprintf (file, _("Module header\n")); 6149 fprintf (file, _(" structure level: %u\n"), mhd->strlvl); 6150 fprintf (file, _(" max record size: %u\n"), 6151 (unsigned) bfd_getl32 (mhd->recsiz)); 6152 name = (unsigned char *) (mhd + 1); 6153 maxname = (unsigned char *) rec + rec_len; 6154 if (name > maxname - 2) 6155 { 6156 fprintf (file, _(" Error: The module name is missing\n")); 6157 return; 6158 } 6159 nextname = name + name[0] + 1; 6160 if (nextname >= maxname) 6161 { 6162 fprintf (file, _(" Error: The module name is too long\n")); 6163 return; 6164 } 6165 fprintf (file, _(" module name : %.*s\n"), name[0], name + 1); 6166 name = nextname; 6167 if (name > maxname - 2) 6168 { 6169 fprintf (file, _(" Error: The module version is missing\n")); 6170 return; 6171 } 6172 nextname = name + name[0] + 1; 6173 if (nextname >= maxname) 6174 { 6175 fprintf (file, _(" Error: The module version is too long\n")); 6176 return; 6177 } 6178 fprintf (file, _(" module version : %.*s\n"), name[0], name + 1); 6179 name = nextname; 6180 if ((maxname - name) < 17 && maxname[-1] != 0) 6181 fprintf (file, _(" Error: The compile date is truncated\n")); 6182 else 6183 fprintf (file, _(" compile date : %.17s\n"), name); 6184 } 6185 break; 6186 6187 case EMH__C_LNM: 6188 fprintf (file, _("Language Processor Name\n")); 6189 fprintf (file, _(" language name: %.*s\n"), extra, (char *)(emh + 1)); 6190 break; 6191 6192 case EMH__C_SRC: 6193 fprintf (file, _("Source Files Header\n")); 6194 fprintf (file, _(" file: %.*s\n"), extra, (char *)(emh + 1)); 6195 break; 6196 6197 case EMH__C_TTL: 6198 fprintf (file, _("Title Text Header\n")); 6199 fprintf (file, _(" title: %.*s\n"), extra, (char *)(emh + 1)); 6200 break; 6201 6202 case EMH__C_CPR: 6203 fprintf (file, _("Copyright Header\n")); 6204 fprintf (file, _(" copyright: %.*s\n"), extra, (char *)(emh + 1)); 6205 break; 6206 6207 default: 6208 fprintf (file, _("unhandled emh subtype %u\n"), subtype); 6209 break; 6210 } 6211 } 6212 6213 static void 6214 evax_bfd_print_eeom (FILE *file, unsigned char *rec, unsigned int rec_len) 6215 { 6216 struct vms_eeom *eeom = (struct vms_eeom *)rec; 6217 6218 fprintf (file, _(" EEOM (len=%u):\n"), rec_len); 6219 6220 /* PR 21618: Check for invalid lengths. */ 6221 if (rec_len < 10) 6222 { 6223 fprintf (file, _(" Error: %s min length is %u\n"), 6224 "EEOM", 10); 6225 return; 6226 } 6227 6228 fprintf (file, _(" number of cond linkage pairs: %u\n"), 6229 (unsigned)bfd_getl32 (eeom->total_lps)); 6230 fprintf (file, _(" completion code: %u\n"), 6231 (unsigned)bfd_getl16 (eeom->comcod)); 6232 6233 if (rec_len >= sizeof (*eeom)) 6234 { 6235 fprintf (file, _(" transfer addr flags: 0x%02x\n"), eeom->tfrflg); 6236 fprintf (file, _(" transfer addr psect: %u\n"), 6237 (unsigned)bfd_getl32 (eeom->psindx)); 6238 fprintf (file, _(" transfer address : 0x%08x\n"), 6239 (unsigned)bfd_getl32 (eeom->tfradr)); 6240 } 6241 } 6242 6243 static void 6244 exav_bfd_print_egsy_flags (unsigned int flags, FILE *file) 6245 { 6246 if (flags & EGSY__V_WEAK) 6247 fputs (_(" WEAK"), file); 6248 if (flags & EGSY__V_DEF) 6249 fputs (_(" DEF"), file); 6250 if (flags & EGSY__V_UNI) 6251 fputs (_(" UNI"), file); 6252 if (flags & EGSY__V_REL) 6253 fputs (_(" REL"), file); 6254 if (flags & EGSY__V_COMM) 6255 fputs (_(" COMM"), file); 6256 if (flags & EGSY__V_VECEP) 6257 fputs (_(" VECEP"), file); 6258 if (flags & EGSY__V_NORM) 6259 fputs (_(" NORM"), file); 6260 if (flags & EGSY__V_QUAD_VAL) 6261 fputs (_(" QVAL"), file); 6262 } 6263 6264 static void 6265 evax_bfd_print_egsd_flags (FILE *file, unsigned int flags) 6266 { 6267 if (flags & EGPS__V_PIC) 6268 fputs (_(" PIC"), file); 6269 if (flags & EGPS__V_LIB) 6270 fputs (_(" LIB"), file); 6271 if (flags & EGPS__V_OVR) 6272 fputs (_(" OVR"), file); 6273 if (flags & EGPS__V_REL) 6274 fputs (_(" REL"), file); 6275 if (flags & EGPS__V_GBL) 6276 fputs (_(" GBL"), file); 6277 if (flags & EGPS__V_SHR) 6278 fputs (_(" SHR"), file); 6279 if (flags & EGPS__V_EXE) 6280 fputs (_(" EXE"), file); 6281 if (flags & EGPS__V_RD) 6282 fputs (_(" RD"), file); 6283 if (flags & EGPS__V_WRT) 6284 fputs (_(" WRT"), file); 6285 if (flags & EGPS__V_VEC) 6286 fputs (_(" VEC"), file); 6287 if (flags & EGPS__V_NOMOD) 6288 fputs (_(" NOMOD"), file); 6289 if (flags & EGPS__V_COM) 6290 fputs (_(" COM"), file); 6291 if (flags & EGPS__V_ALLOC_64BIT) 6292 fputs (_(" 64B"), file); 6293 } 6294 6295 static void 6296 evax_bfd_print_egsd (FILE *file, unsigned char *rec, unsigned int rec_len) 6297 { 6298 unsigned int off = sizeof (struct vms_egsd); 6299 unsigned int n = 0; 6300 6301 fprintf (file, _(" EGSD (len=%u):\n"), rec_len); 6302 if (rec_len < sizeof (struct vms_egsd) + sizeof (struct vms_egsd_entry)) 6303 return; 6304 6305 while (off <= rec_len - sizeof (struct vms_egsd_entry)) 6306 { 6307 struct vms_egsd_entry *e = (struct vms_egsd_entry *)(rec + off); 6308 unsigned int type; 6309 unsigned int len; 6310 unsigned int rest; 6311 6312 type = (unsigned)bfd_getl16 (e->gsdtyp); 6313 len = (unsigned)bfd_getl16 (e->gsdsiz); 6314 6315 /* xgettext:c-format */ 6316 fprintf (file, _(" EGSD entry %2u (type: %u, len: %u): "), 6317 n, type, len); 6318 n++; 6319 6320 if (len < sizeof (struct vms_egsd_entry) || len > rec_len - off) 6321 { 6322 fprintf (file, _(" Erroneous length\n")); 6323 return; 6324 } 6325 6326 switch (type) 6327 { 6328 case EGSD__C_PSC: 6329 if (len >= offsetof (struct vms_egps, name)) 6330 { 6331 struct vms_egps *egps = (struct vms_egps *) e; 6332 unsigned int flags = bfd_getl16 (egps->flags); 6333 unsigned int l; 6334 6335 fprintf (file, _("PSC - Program section definition\n")); 6336 fprintf (file, _(" alignment : 2**%u\n"), egps->align); 6337 fprintf (file, _(" flags : 0x%04x"), flags); 6338 evax_bfd_print_egsd_flags (file, flags); 6339 fputc ('\n', file); 6340 l = bfd_getl32 (egps->alloc); 6341 fprintf (file, _(" alloc (len): %u (0x%08x)\n"), l, l); 6342 rest = len - offsetof (struct vms_egps, name); 6343 fprintf (file, _(" name : %.*s\n"), 6344 egps->namlng > rest ? rest : egps->namlng, 6345 egps->name); 6346 } 6347 break; 6348 case EGSD__C_SPSC: 6349 if (len >= offsetof (struct vms_esgps, name)) 6350 { 6351 struct vms_esgps *esgps = (struct vms_esgps *) e; 6352 unsigned int flags = bfd_getl16 (esgps->flags); 6353 unsigned int l; 6354 6355 fprintf (file, _("SPSC - Shared Image Program section def\n")); 6356 fprintf (file, _(" alignment : 2**%u\n"), esgps->align); 6357 fprintf (file, _(" flags : 0x%04x"), flags); 6358 evax_bfd_print_egsd_flags (file, flags); 6359 fputc ('\n', file); 6360 l = bfd_getl32 (esgps->alloc); 6361 fprintf (file, _(" alloc (len) : %u (0x%08x)\n"), l, l); 6362 fprintf (file, _(" image offset : 0x%08x\n"), 6363 (unsigned int) bfd_getl32 (esgps->base)); 6364 fprintf (file, _(" symvec offset : 0x%08x\n"), 6365 (unsigned int) bfd_getl32 (esgps->value)); 6366 rest = len - offsetof (struct vms_esgps, name); 6367 fprintf (file, _(" name : %.*s\n"), 6368 esgps->namlng > rest ? rest : esgps->namlng, 6369 esgps->name); 6370 } 6371 break; 6372 case EGSD__C_SYM: 6373 if (len >= sizeof (struct vms_egsy)) 6374 { 6375 struct vms_egsy *egsy = (struct vms_egsy *) e; 6376 unsigned int flags = bfd_getl16 (egsy->flags); 6377 6378 if ((flags & EGSY__V_DEF) != 0 6379 && len >= offsetof (struct vms_esdf, name)) 6380 { 6381 struct vms_esdf *esdf = (struct vms_esdf *) e; 6382 6383 fprintf (file, _("SYM - Global symbol definition\n")); 6384 fprintf (file, _(" flags: 0x%04x"), flags); 6385 exav_bfd_print_egsy_flags (flags, file); 6386 fputc ('\n', file); 6387 fprintf (file, _(" psect offset: 0x%08x\n"), 6388 (unsigned) bfd_getl32 (esdf->value)); 6389 if (flags & EGSY__V_NORM) 6390 { 6391 fprintf (file, _(" code address: 0x%08x\n"), 6392 (unsigned) bfd_getl32 (esdf->code_address)); 6393 fprintf (file, _(" psect index for entry point : %u\n"), 6394 (unsigned) bfd_getl32 (esdf->ca_psindx)); 6395 } 6396 fprintf (file, _(" psect index : %u\n"), 6397 (unsigned) bfd_getl32 (esdf->psindx)); 6398 rest = len - offsetof (struct vms_esdf, name); 6399 fprintf (file, _(" name : %.*s\n"), 6400 esdf->namlng > rest ? rest : esdf->namlng, 6401 esdf->name); 6402 } 6403 else if (len >= offsetof (struct vms_esrf, name)) 6404 { 6405 struct vms_esrf *esrf = (struct vms_esrf *)e; 6406 6407 fprintf (file, _("SYM - Global symbol reference\n")); 6408 rest = len - offsetof (struct vms_esrf, name); 6409 fprintf (file, _(" name : %.*s\n"), 6410 esrf->namlng > rest ? rest : esrf->namlng, 6411 esrf->name); 6412 } 6413 } 6414 break; 6415 case EGSD__C_IDC: 6416 if (len >= sizeof (struct vms_eidc)) 6417 { 6418 struct vms_eidc *eidc = (struct vms_eidc *) e; 6419 unsigned int flags = bfd_getl32 (eidc->flags); 6420 unsigned char *p; 6421 6422 fprintf (file, _("IDC - Ident Consistency check\n")); 6423 fprintf (file, _(" flags : 0x%08x"), flags); 6424 if (flags & EIDC__V_BINIDENT) 6425 fputs (" BINDENT", file); 6426 fputc ('\n', file); 6427 fprintf (file, _(" id match : %x\n"), 6428 (flags >> EIDC__V_IDMATCH_SH) & EIDC__V_IDMATCH_MASK); 6429 fprintf (file, _(" error severity: %x\n"), 6430 (flags >> EIDC__V_ERRSEV_SH) & EIDC__V_ERRSEV_MASK); 6431 p = eidc->name; 6432 rest = len - (p - (unsigned char *) e); 6433 fprintf (file, _(" entity name : %.*s\n"), 6434 p[0] > rest - 1 ? rest - 1 : p[0], p + 1); 6435 if (rest > 1u + p[0]) 6436 { 6437 rest -= 1 + p[0]; 6438 p += 1 + p[0]; 6439 fprintf (file, _(" object name : %.*s\n"), 6440 p[0] > rest - 1 ? rest - 1 : p[0], p + 1); 6441 if (rest > 1u + p[0]) 6442 { 6443 rest -= 1 + p[0]; 6444 p += 1 + p[0]; 6445 if (flags & EIDC__V_BINIDENT) 6446 { 6447 if (rest >= 4) 6448 fprintf (file, _(" binary ident : 0x%08x\n"), 6449 (unsigned) bfd_getl32 (p)); 6450 } 6451 else 6452 fprintf (file, _(" ascii ident : %.*s\n"), 6453 p[0] > rest - 1 ? rest - 1 : p[0], p + 1); 6454 } 6455 } 6456 } 6457 break; 6458 case EGSD__C_SYMG: 6459 if (len >= offsetof (struct vms_egst, name)) 6460 { 6461 struct vms_egst *egst = (struct vms_egst *) e; 6462 unsigned int flags = bfd_getl16 (egst->header.flags); 6463 6464 fprintf (file, _("SYMG - Universal symbol definition\n")); 6465 fprintf (file, _(" flags: 0x%04x"), flags); 6466 exav_bfd_print_egsy_flags (flags, file); 6467 fputc ('\n', file); 6468 fprintf (file, _(" symbol vector offset: 0x%08x\n"), 6469 (unsigned) bfd_getl32 (egst->value)); 6470 fprintf (file, _(" entry point: 0x%08x\n"), 6471 (unsigned) bfd_getl32 (egst->lp_1)); 6472 fprintf (file, _(" proc descr : 0x%08x\n"), 6473 (unsigned) bfd_getl32 (egst->lp_2)); 6474 fprintf (file, _(" psect index: %u\n"), 6475 (unsigned) bfd_getl32 (egst->psindx)); 6476 rest = len - offsetof (struct vms_egst, name); 6477 fprintf (file, _(" name : %.*s\n"), 6478 egst->namlng > rest ? rest : egst->namlng, 6479 egst->name); 6480 } 6481 break; 6482 case EGSD__C_SYMV: 6483 if (len >= offsetof (struct vms_esdfv, name)) 6484 { 6485 struct vms_esdfv *esdfv = (struct vms_esdfv *) e; 6486 unsigned int flags = bfd_getl16 (esdfv->flags); 6487 6488 fprintf (file, _("SYMV - Vectored symbol definition\n")); 6489 fprintf (file, _(" flags: 0x%04x"), flags); 6490 exav_bfd_print_egsy_flags (flags, file); 6491 fputc ('\n', file); 6492 fprintf (file, _(" vector : 0x%08x\n"), 6493 (unsigned) bfd_getl32 (esdfv->vector)); 6494 fprintf (file, _(" psect offset: %u\n"), 6495 (unsigned) bfd_getl32 (esdfv->value)); 6496 fprintf (file, _(" psect index : %u\n"), 6497 (unsigned) bfd_getl32 (esdfv->psindx)); 6498 rest = len - offsetof (struct vms_esdfv, name); 6499 fprintf (file, _(" name : %.*s\n"), 6500 esdfv->namlng > rest ? rest : esdfv->namlng, 6501 esdfv->name); 6502 } 6503 break; 6504 case EGSD__C_SYMM: 6505 if (len >= offsetof (struct vms_esdfm, name)) 6506 { 6507 struct vms_esdfm *esdfm = (struct vms_esdfm *) e; 6508 unsigned int flags = bfd_getl16 (esdfm->flags); 6509 6510 fprintf (file, 6511 _("SYMM - Global symbol definition with version\n")); 6512 fprintf (file, _(" flags: 0x%04x"), flags); 6513 exav_bfd_print_egsy_flags (flags, file); 6514 fputc ('\n', file); 6515 fprintf (file, _(" version mask: 0x%08x\n"), 6516 (unsigned)bfd_getl32 (esdfm->version_mask)); 6517 fprintf (file, _(" psect offset: %u\n"), 6518 (unsigned)bfd_getl32 (esdfm->value)); 6519 fprintf (file, _(" psect index : %u\n"), 6520 (unsigned)bfd_getl32 (esdfm->psindx)); 6521 rest = len - offsetof (struct vms_esdfm, name); 6522 fprintf (file, _(" name : %.*s\n"), 6523 esdfm->namlng > rest ? rest : esdfm->namlng, 6524 esdfm->name); 6525 } 6526 break; 6527 default: 6528 fprintf (file, _("unhandled egsd entry type %u\n"), type); 6529 break; 6530 } 6531 off += len; 6532 } 6533 } 6534 6535 static void 6536 evax_bfd_print_hex (FILE *file, const char *pfx, 6537 const unsigned char *buf, unsigned int len) 6538 { 6539 unsigned int i; 6540 unsigned int n; 6541 6542 n = 0; 6543 for (i = 0; i < len; i++) 6544 { 6545 if (n == 0) 6546 fputs (pfx, file); 6547 fprintf (file, " %02x", buf[i]); 6548 n++; 6549 if (n == 16) 6550 { 6551 n = 0; 6552 fputc ('\n', file); 6553 } 6554 } 6555 if (n != 0) 6556 fputc ('\n', file); 6557 } 6558 6559 static void 6560 evax_bfd_print_etir_stc_ir (FILE *file, const unsigned char *buf, 6561 unsigned int len, int is_ps) 6562 { 6563 if (is_ps ? len < 44 : len < 33) 6564 return; 6565 6566 /* xgettext:c-format */ 6567 fprintf (file, _(" linkage index: %u, replacement insn: 0x%08x\n"), 6568 (unsigned)bfd_getl32 (buf), 6569 (unsigned)bfd_getl32 (buf + 16)); 6570 /* xgettext:c-format */ 6571 fprintf (file, _(" psect idx 1: %u, offset 1: 0x%08x %08x\n"), 6572 (unsigned)bfd_getl32 (buf + 4), 6573 (unsigned)bfd_getl32 (buf + 12), 6574 (unsigned)bfd_getl32 (buf + 8)); 6575 /* xgettext:c-format */ 6576 fprintf (file, _(" psect idx 2: %u, offset 2: 0x%08x %08x\n"), 6577 (unsigned)bfd_getl32 (buf + 20), 6578 (unsigned)bfd_getl32 (buf + 28), 6579 (unsigned)bfd_getl32 (buf + 24)); 6580 if (is_ps) 6581 /* xgettext:c-format */ 6582 fprintf (file, _(" psect idx 3: %u, offset 3: 0x%08x %08x\n"), 6583 (unsigned)bfd_getl32 (buf + 32), 6584 (unsigned)bfd_getl32 (buf + 40), 6585 (unsigned)bfd_getl32 (buf + 36)); 6586 else 6587 fprintf (file, _(" global name: %.*s\n"), 6588 buf[32] > len - 33 ? len - 33 : buf[32], 6589 buf + 33); 6590 } 6591 6592 static void 6593 evax_bfd_print_etir (FILE *file, const char *name, 6594 unsigned char *rec, unsigned int rec_len) 6595 { 6596 unsigned int off = sizeof (struct vms_eobjrec); 6597 6598 /* xgettext:c-format */ 6599 fprintf (file, _(" %s (len=%u):\n"), name, (unsigned) rec_len); 6600 if (rec_len < sizeof (struct vms_eobjrec) + sizeof (struct vms_etir)) 6601 return; 6602 6603 while (off <= rec_len - sizeof (struct vms_etir)) 6604 { 6605 struct vms_etir *etir = (struct vms_etir *)(rec + off); 6606 unsigned char *buf; 6607 unsigned int type; 6608 unsigned int size; 6609 unsigned int rest; 6610 6611 type = bfd_getl16 (etir->rectyp); 6612 size = bfd_getl16 (etir->size); 6613 buf = rec + off + sizeof (struct vms_etir); 6614 6615 if (size < sizeof (struct vms_etir) || size > rec_len - off) 6616 { 6617 fprintf (file, _(" Erroneous length\n")); 6618 return; 6619 } 6620 6621 /* xgettext:c-format */ 6622 fprintf (file, _(" (type: %3u, size: %3u): "), type, size); 6623 rest = size - sizeof (struct vms_etir); 6624 switch (type) 6625 { 6626 case ETIR__C_STA_GBL: 6627 if (rest >= 1) 6628 fprintf (file, _("STA_GBL (stack global) %.*s\n"), 6629 buf[0] > rest - 1 ? rest - 1 : buf[0], buf + 1); 6630 break; 6631 case ETIR__C_STA_LW: 6632 fprintf (file, _("STA_LW (stack longword)")); 6633 if (rest >= 4) 6634 fprintf (file, " 0x%08x\n", 6635 (unsigned) bfd_getl32 (buf)); 6636 break; 6637 case ETIR__C_STA_QW: 6638 fprintf (file, _("STA_QW (stack quadword)")); 6639 if (rest >= 8) 6640 fprintf (file, " 0x%08x %08x\n", 6641 (unsigned) bfd_getl32 (buf + 4), 6642 (unsigned) bfd_getl32 (buf + 0)); 6643 break; 6644 case ETIR__C_STA_PQ: 6645 fprintf (file, _("STA_PQ (stack psect base + offset)\n")); 6646 if (rest >= 12) 6647 /* xgettext:c-format */ 6648 fprintf (file, _(" psect: %u, offset: 0x%08x %08x\n"), 6649 (unsigned) bfd_getl32 (buf + 0), 6650 (unsigned) bfd_getl32 (buf + 8), 6651 (unsigned) bfd_getl32 (buf + 4)); 6652 break; 6653 case ETIR__C_STA_LI: 6654 fprintf (file, _("STA_LI (stack literal)\n")); 6655 break; 6656 case ETIR__C_STA_MOD: 6657 fprintf (file, _("STA_MOD (stack module)\n")); 6658 break; 6659 case ETIR__C_STA_CKARG: 6660 fprintf (file, _("STA_CKARG (compare procedure argument)\n")); 6661 break; 6662 6663 case ETIR__C_STO_B: 6664 fprintf (file, _("STO_B (store byte)\n")); 6665 break; 6666 case ETIR__C_STO_W: 6667 fprintf (file, _("STO_W (store word)\n")); 6668 break; 6669 case ETIR__C_STO_LW: 6670 fprintf (file, _("STO_LW (store longword)\n")); 6671 break; 6672 case ETIR__C_STO_QW: 6673 fprintf (file, _("STO_QW (store quadword)\n")); 6674 break; 6675 case ETIR__C_STO_IMMR: 6676 if (rest >= 4) 6677 { 6678 unsigned int rpt = bfd_getl32 (buf); 6679 fprintf (file, 6680 _("STO_IMMR (store immediate repeat) %u bytes\n"), 6681 rpt); 6682 if (rpt > rest - 4) 6683 rpt = rest - 4; 6684 evax_bfd_print_hex (file, " ", buf + 4, rpt); 6685 } 6686 break; 6687 case ETIR__C_STO_GBL: 6688 if (rest >= 1) 6689 fprintf (file, _("STO_GBL (store global) %.*s\n"), 6690 buf[0] > rest - 1 ? rest - 1 : buf[0], buf + 1); 6691 break; 6692 case ETIR__C_STO_CA: 6693 if (rest >= 1) 6694 fprintf (file, _("STO_CA (store code address) %.*s\n"), 6695 buf[0] > rest - 1 ? rest - 1 : buf[0], buf + 1); 6696 break; 6697 case ETIR__C_STO_RB: 6698 fprintf (file, _("STO_RB (store relative branch)\n")); 6699 break; 6700 case ETIR__C_STO_AB: 6701 fprintf (file, _("STO_AB (store absolute branch)\n")); 6702 break; 6703 case ETIR__C_STO_OFF: 6704 fprintf (file, _("STO_OFF (store offset to psect)\n")); 6705 break; 6706 case ETIR__C_STO_IMM: 6707 if (rest >= 4) 6708 { 6709 unsigned int rpt = bfd_getl32 (buf); 6710 fprintf (file, 6711 _("STO_IMM (store immediate) %u bytes\n"), 6712 rpt); 6713 if (rpt > rest - 4) 6714 rpt = rest - 4; 6715 evax_bfd_print_hex (file, " ", buf + 4, rpt); 6716 } 6717 break; 6718 case ETIR__C_STO_GBL_LW: 6719 if (rest >= 1) 6720 fprintf (file, _("STO_GBL_LW (store global longword) %.*s\n"), 6721 buf[0] > rest - 1 ? rest - 1 : buf[0], buf + 1); 6722 break; 6723 case ETIR__C_STO_LP_PSB: 6724 fprintf (file, _("STO_OFF (store LP with procedure signature)\n")); 6725 break; 6726 case ETIR__C_STO_HINT_GBL: 6727 fprintf (file, _("STO_BR_GBL (store branch global) *todo*\n")); 6728 break; 6729 case ETIR__C_STO_HINT_PS: 6730 fprintf (file, _("STO_BR_PS (store branch psect + offset) *todo*\n")); 6731 break; 6732 6733 case ETIR__C_OPR_NOP: 6734 fprintf (file, _("OPR_NOP (no-operation)\n")); 6735 break; 6736 case ETIR__C_OPR_ADD: 6737 fprintf (file, _("OPR_ADD (add)\n")); 6738 break; 6739 case ETIR__C_OPR_SUB: 6740 fprintf (file, _("OPR_SUB (subtract)\n")); 6741 break; 6742 case ETIR__C_OPR_MUL: 6743 fprintf (file, _("OPR_MUL (multiply)\n")); 6744 break; 6745 case ETIR__C_OPR_DIV: 6746 fprintf (file, _("OPR_DIV (divide)\n")); 6747 break; 6748 case ETIR__C_OPR_AND: 6749 fprintf (file, _("OPR_AND (logical and)\n")); 6750 break; 6751 case ETIR__C_OPR_IOR: 6752 fprintf (file, _("OPR_IOR (logical inclusive or)\n")); 6753 break; 6754 case ETIR__C_OPR_EOR: 6755 fprintf (file, _("OPR_EOR (logical exclusive or)\n")); 6756 break; 6757 case ETIR__C_OPR_NEG: 6758 fprintf (file, _("OPR_NEG (negate)\n")); 6759 break; 6760 case ETIR__C_OPR_COM: 6761 fprintf (file, _("OPR_COM (complement)\n")); 6762 break; 6763 case ETIR__C_OPR_INSV: 6764 fprintf (file, _("OPR_INSV (insert field)\n")); 6765 break; 6766 case ETIR__C_OPR_ASH: 6767 fprintf (file, _("OPR_ASH (arithmetic shift)\n")); 6768 break; 6769 case ETIR__C_OPR_USH: 6770 fprintf (file, _("OPR_USH (unsigned shift)\n")); 6771 break; 6772 case ETIR__C_OPR_ROT: 6773 fprintf (file, _("OPR_ROT (rotate)\n")); 6774 break; 6775 case ETIR__C_OPR_SEL: 6776 fprintf (file, _("OPR_SEL (select)\n")); 6777 break; 6778 case ETIR__C_OPR_REDEF: 6779 fprintf (file, _("OPR_REDEF (redefine symbol to curr location)\n")); 6780 break; 6781 case ETIR__C_OPR_DFLIT: 6782 fprintf (file, _("OPR_REDEF (define a literal)\n")); 6783 break; 6784 6785 case ETIR__C_STC_LP: 6786 fprintf (file, _("STC_LP (store cond linkage pair)\n")); 6787 break; 6788 case ETIR__C_STC_LP_PSB: 6789 fprintf (file, 6790 _("STC_LP_PSB (store cond linkage pair + signature)\n")); 6791 if (rest >= 5) 6792 { 6793 /* xgettext:c-format */ 6794 fprintf (file, _(" linkage index: %u, procedure: %.*s\n"), 6795 (unsigned) bfd_getl32 (buf), 6796 buf[4] > rest - 5 ? rest - 5 : buf[4], buf + 5); 6797 if (rest > 4 + 1u + buf[4]) 6798 { 6799 rest -= 4 + 1 + buf[4]; 6800 buf += 4 + 1 + buf[4]; 6801 fprintf (file, _(" signature: %.*s\n"), 6802 buf[0] > rest - 1 ? rest - 1: buf[0], buf + 1); 6803 } 6804 } 6805 break; 6806 case ETIR__C_STC_GBL: 6807 fprintf (file, _("STC_GBL (store cond global)\n")); 6808 if (rest >= 5) 6809 /* xgettext:c-format */ 6810 fprintf (file, _(" linkage index: %u, global: %.*s\n"), 6811 (unsigned) bfd_getl32 (buf), 6812 buf[4] > rest - 5 ? rest - 5 : buf[4], buf + 5); 6813 break; 6814 case ETIR__C_STC_GCA: 6815 fprintf (file, _("STC_GCA (store cond code address)\n")); 6816 if (rest >= 5) 6817 /* xgettext:c-format */ 6818 fprintf (file, _(" linkage index: %u, procedure name: %.*s\n"), 6819 (unsigned) bfd_getl32 (buf), 6820 buf[4] > rest - 5 ? rest - 5 : buf[4], buf + 5); 6821 break; 6822 case ETIR__C_STC_PS: 6823 fprintf (file, _("STC_PS (store cond psect + offset)\n")); 6824 if (rest >= 16) 6825 fprintf (file, 6826 /* xgettext:c-format */ 6827 _(" linkage index: %u, psect: %u, offset: 0x%08x %08x\n"), 6828 (unsigned)bfd_getl32 (buf), 6829 (unsigned)bfd_getl32 (buf + 4), 6830 (unsigned)bfd_getl32 (buf + 12), 6831 (unsigned)bfd_getl32 (buf + 8)); 6832 break; 6833 case ETIR__C_STC_NOP_GBL: 6834 fprintf (file, _("STC_NOP_GBL (store cond NOP at global addr)\n")); 6835 evax_bfd_print_etir_stc_ir (file, buf, rest, 0); 6836 break; 6837 case ETIR__C_STC_NOP_PS: 6838 fprintf (file, _("STC_NOP_PS (store cond NOP at psect + offset)\n")); 6839 evax_bfd_print_etir_stc_ir (file, buf, rest, 1); 6840 break; 6841 case ETIR__C_STC_BSR_GBL: 6842 fprintf (file, _("STC_BSR_GBL (store cond BSR at global addr)\n")); 6843 evax_bfd_print_etir_stc_ir (file, buf, rest, 0); 6844 break; 6845 case ETIR__C_STC_BSR_PS: 6846 fprintf (file, _("STC_BSR_PS (store cond BSR at psect + offset)\n")); 6847 evax_bfd_print_etir_stc_ir (file, buf, rest, 1); 6848 break; 6849 case ETIR__C_STC_LDA_GBL: 6850 fprintf (file, _("STC_LDA_GBL (store cond LDA at global addr)\n")); 6851 evax_bfd_print_etir_stc_ir (file, buf, rest, 0); 6852 break; 6853 case ETIR__C_STC_LDA_PS: 6854 fprintf (file, _("STC_LDA_PS (store cond LDA at psect + offset)\n")); 6855 evax_bfd_print_etir_stc_ir (file, buf, rest, 1); 6856 break; 6857 case ETIR__C_STC_BOH_GBL: 6858 fprintf (file, _("STC_BOH_GBL (store cond BOH at global addr)\n")); 6859 evax_bfd_print_etir_stc_ir (file, buf, rest, 0); 6860 break; 6861 case ETIR__C_STC_BOH_PS: 6862 fprintf (file, _("STC_BOH_PS (store cond BOH at psect + offset)\n")); 6863 evax_bfd_print_etir_stc_ir (file, buf, rest, 1); 6864 break; 6865 case ETIR__C_STC_NBH_GBL: 6866 fprintf (file, 6867 _("STC_NBH_GBL (store cond or hint at global addr)\n")); 6868 break; 6869 case ETIR__C_STC_NBH_PS: 6870 fprintf (file, 6871 _("STC_NBH_PS (store cond or hint at psect + offset)\n")); 6872 break; 6873 6874 case ETIR__C_CTL_SETRB: 6875 fprintf (file, _("CTL_SETRB (set relocation base)\n")); 6876 break; 6877 case ETIR__C_CTL_AUGRB: 6878 if (rest >= 4) 6879 { 6880 unsigned int val = bfd_getl32 (buf); 6881 fprintf (file, _("CTL_AUGRB (augment relocation base) %u\n"), 6882 val); 6883 } 6884 break; 6885 case ETIR__C_CTL_DFLOC: 6886 fprintf (file, _("CTL_DFLOC (define location)\n")); 6887 break; 6888 case ETIR__C_CTL_STLOC: 6889 fprintf (file, _("CTL_STLOC (set location)\n")); 6890 break; 6891 case ETIR__C_CTL_STKDL: 6892 fprintf (file, _("CTL_STKDL (stack defined location)\n")); 6893 break; 6894 default: 6895 fprintf (file, _("*unhandled*\n")); 6896 break; 6897 } 6898 off += size; 6899 } 6900 } 6901 6902 static void 6903 evax_bfd_print_eobj (struct bfd *abfd, FILE *file) 6904 { 6905 bool is_first = true; 6906 bool has_records = true; 6907 6908 while (1) 6909 { 6910 unsigned int rec_len; 6911 unsigned int pad_len; 6912 unsigned char *rec; 6913 unsigned int hdr_size; 6914 unsigned int type; 6915 unsigned char buf[6]; 6916 6917 hdr_size = has_records ? 6 : 4; 6918 if (bfd_read (buf, hdr_size, abfd) != hdr_size) 6919 { 6920 fprintf (file, _("cannot read GST record header\n")); 6921 return; 6922 } 6923 6924 type = bfd_getl16 (buf); 6925 rec_len = bfd_getl16 (buf + 2); 6926 pad_len = rec_len; 6927 if (has_records) 6928 { 6929 unsigned int rec_len2 = bfd_getl16 (buf + 4); 6930 6931 if (is_first) 6932 { 6933 is_first = false; 6934 if (type == rec_len2 && rec_len == EOBJ__C_EMH) 6935 /* Matched a VMS record EMH. */ 6936 ; 6937 else 6938 { 6939 has_records = false; 6940 if (type != EOBJ__C_EMH) 6941 { 6942 /* Ill-formed. */ 6943 fprintf (file, _("cannot find EMH in first GST record\n")); 6944 return; 6945 } 6946 } 6947 } 6948 6949 if (has_records) 6950 { 6951 /* VMS record format is: record-size, type, record-size. 6952 See maybe_adjust_record_pointer_for_object comment. */ 6953 if (type == rec_len2) 6954 { 6955 type = rec_len; 6956 rec_len = rec_len2; 6957 } 6958 else 6959 rec_len = 0; 6960 pad_len = (rec_len + 1) & ~1U; 6961 hdr_size = 4; 6962 } 6963 } 6964 6965 if (rec_len < hdr_size) 6966 { 6967 fprintf (file, _("corrupted GST\n")); 6968 return; 6969 } 6970 6971 rec = bfd_malloc (pad_len); 6972 if (rec == NULL) 6973 return; 6974 6975 memcpy (rec, buf + (has_records ? 2 : 0), hdr_size); 6976 6977 if (bfd_read (rec + hdr_size, pad_len - hdr_size, abfd) 6978 != pad_len - hdr_size) 6979 { 6980 fprintf (file, _("cannot read GST record\n")); 6981 free (rec); 6982 return; 6983 } 6984 6985 switch (type) 6986 { 6987 case EOBJ__C_EMH: 6988 evax_bfd_print_emh (file, rec, rec_len); 6989 break; 6990 case EOBJ__C_EGSD: 6991 evax_bfd_print_egsd (file, rec, rec_len); 6992 break; 6993 case EOBJ__C_EEOM: 6994 evax_bfd_print_eeom (file, rec, rec_len); 6995 free (rec); 6996 return; 6997 case EOBJ__C_ETIR: 6998 evax_bfd_print_etir (file, "ETIR", rec, rec_len); 6999 break; 7000 case EOBJ__C_EDBG: 7001 evax_bfd_print_etir (file, "EDBG", rec, rec_len); 7002 break; 7003 case EOBJ__C_ETBT: 7004 evax_bfd_print_etir (file, "ETBT", rec, rec_len); 7005 break; 7006 default: 7007 fprintf (file, _(" unhandled EOBJ record type %u\n"), type); 7008 break; 7009 } 7010 free (rec); 7011 } 7012 } 7013 7014 static void 7015 evax_bfd_print_relocation_records (FILE *file, const unsigned char *buf, 7016 size_t buf_size, size_t off, 7017 unsigned int stride) 7018 { 7019 while (off <= buf_size - 8) 7020 { 7021 unsigned int base; 7022 unsigned int count; 7023 unsigned int j; 7024 7025 count = bfd_getl32 (buf + off + 0); 7026 7027 if (count == 0) 7028 break; 7029 base = bfd_getl32 (buf + off + 4); 7030 7031 /* xgettext:c-format */ 7032 fprintf (file, _(" bitcount: %u, base addr: 0x%08x\n"), 7033 count, base); 7034 7035 off += 8; 7036 for (j = 0; count > 0 && off <= buf_size - 4; j += 4, count -= 32) 7037 { 7038 unsigned int k; 7039 unsigned int n = 0; 7040 unsigned int val; 7041 7042 val = bfd_getl32 (buf + off); 7043 off += 4; 7044 7045 /* xgettext:c-format */ 7046 fprintf (file, _(" bitmap: 0x%08x (count: %u):\n"), val, count); 7047 7048 for (k = 0; k < 32; k++) 7049 if (val & (1u << k)) 7050 { 7051 if (n == 0) 7052 fputs (" ", file); 7053 fprintf (file, _(" %08x"), base + (j * 8 + k) * stride); 7054 n++; 7055 if (n == 8) 7056 { 7057 fputs ("\n", file); 7058 n = 0; 7059 } 7060 } 7061 if (n) 7062 fputs ("\n", file); 7063 } 7064 } 7065 } 7066 7067 static void 7068 evax_bfd_print_address_fixups (FILE *file, const unsigned char *buf, 7069 size_t buf_size, size_t off) 7070 { 7071 while (off <= buf_size - 8) 7072 { 7073 unsigned int j; 7074 unsigned int count; 7075 7076 count = bfd_getl32 (buf + off + 0); 7077 if (count == 0) 7078 return; 7079 /* xgettext:c-format */ 7080 fprintf (file, _(" image %u (%u entries)\n"), 7081 (unsigned) bfd_getl32 (buf + off + 4), count); 7082 off += 8; 7083 for (j = 0; j < count && off <= buf_size - 8; j++) 7084 { 7085 /* xgettext:c-format */ 7086 fprintf (file, _(" offset: 0x%08x, val: 0x%08x\n"), 7087 (unsigned) bfd_getl32 (buf + off + 0), 7088 (unsigned) bfd_getl32 (buf + off + 4)); 7089 off += 8; 7090 } 7091 } 7092 } 7093 7094 static void 7095 evax_bfd_print_reference_fixups (FILE *file, const unsigned char *buf, 7096 size_t buf_size, size_t off) 7097 { 7098 unsigned int count; 7099 7100 while (off <= buf_size - 8) 7101 { 7102 unsigned int j; 7103 unsigned int n = 0; 7104 7105 count = bfd_getl32 (buf + off + 0); 7106 if (count == 0) 7107 break; 7108 /* xgettext:c-format */ 7109 fprintf (file, _(" image %u (%u entries), offsets:\n"), 7110 (unsigned) bfd_getl32 (buf + off + 4), count); 7111 off += 8; 7112 for (j = 0; j < count && off <= buf_size - 4; j++) 7113 { 7114 if (n == 0) 7115 fputs (" ", file); 7116 fprintf (file, _(" 0x%08x"), (unsigned) bfd_getl32 (buf + off)); 7117 n++; 7118 if (n == 7) 7119 { 7120 fputs ("\n", file); 7121 n = 0; 7122 } 7123 off += 4; 7124 } 7125 if (n) 7126 fputs ("\n", file); 7127 } 7128 } 7129 7130 static void 7131 evax_bfd_print_indent (int indent, FILE *file) 7132 { 7133 for (; indent; indent--) 7134 fputc (' ', file); 7135 } 7136 7137 static const char * 7138 evax_bfd_get_dsc_name (unsigned int v) 7139 { 7140 switch (v) 7141 { 7142 case DSC__K_DTYPE_Z: 7143 return "Z (Unspecified)"; 7144 case DSC__K_DTYPE_V: 7145 return "V (Bit)"; 7146 case DSC__K_DTYPE_BU: 7147 return "BU (Byte logical)"; 7148 case DSC__K_DTYPE_WU: 7149 return "WU (Word logical)"; 7150 case DSC__K_DTYPE_LU: 7151 return "LU (Longword logical)"; 7152 case DSC__K_DTYPE_QU: 7153 return "QU (Quadword logical)"; 7154 case DSC__K_DTYPE_B: 7155 return "B (Byte integer)"; 7156 case DSC__K_DTYPE_W: 7157 return "W (Word integer)"; 7158 case DSC__K_DTYPE_L: 7159 return "L (Longword integer)"; 7160 case DSC__K_DTYPE_Q: 7161 return "Q (Quadword integer)"; 7162 case DSC__K_DTYPE_F: 7163 return "F (Single-precision floating)"; 7164 case DSC__K_DTYPE_D: 7165 return "D (Double-precision floating)"; 7166 case DSC__K_DTYPE_FC: 7167 return "FC (Complex)"; 7168 case DSC__K_DTYPE_DC: 7169 return "DC (Double-precision Complex)"; 7170 case DSC__K_DTYPE_T: 7171 return "T (ASCII text string)"; 7172 case DSC__K_DTYPE_NU: 7173 return "NU (Numeric string, unsigned)"; 7174 case DSC__K_DTYPE_NL: 7175 return "NL (Numeric string, left separate sign)"; 7176 case DSC__K_DTYPE_NLO: 7177 return "NLO (Numeric string, left overpunched sign)"; 7178 case DSC__K_DTYPE_NR: 7179 return "NR (Numeric string, right separate sign)"; 7180 case DSC__K_DTYPE_NRO: 7181 return "NRO (Numeric string, right overpunched sig)"; 7182 case DSC__K_DTYPE_NZ: 7183 return "NZ (Numeric string, zoned sign)"; 7184 case DSC__K_DTYPE_P: 7185 return "P (Packed decimal string)"; 7186 case DSC__K_DTYPE_ZI: 7187 return "ZI (Sequence of instructions)"; 7188 case DSC__K_DTYPE_ZEM: 7189 return "ZEM (Procedure entry mask)"; 7190 case DSC__K_DTYPE_DSC: 7191 return "DSC (Descriptor, used for arrays of dyn strings)"; 7192 case DSC__K_DTYPE_OU: 7193 return "OU (Octaword logical)"; 7194 case DSC__K_DTYPE_O: 7195 return "O (Octaword integer)"; 7196 case DSC__K_DTYPE_G: 7197 return "G (Double precision G floating, 64 bit)"; 7198 case DSC__K_DTYPE_H: 7199 return "H (Quadruple precision floating, 128 bit)"; 7200 case DSC__K_DTYPE_GC: 7201 return "GC (Double precision complex, G floating)"; 7202 case DSC__K_DTYPE_HC: 7203 return "HC (Quadruple precision complex, H floating)"; 7204 case DSC__K_DTYPE_CIT: 7205 return "CIT (COBOL intermediate temporary)"; 7206 case DSC__K_DTYPE_BPV: 7207 return "BPV (Bound Procedure Value)"; 7208 case DSC__K_DTYPE_BLV: 7209 return "BLV (Bound Label Value)"; 7210 case DSC__K_DTYPE_VU: 7211 return "VU (Bit Unaligned)"; 7212 case DSC__K_DTYPE_ADT: 7213 return "ADT (Absolute Date-Time)"; 7214 case DSC__K_DTYPE_VT: 7215 return "VT (Varying Text)"; 7216 case DSC__K_DTYPE_T2: 7217 return "T2 (16-bit char)"; 7218 case DSC__K_DTYPE_VT2: 7219 return "VT2 (16-bit varying char)"; 7220 default: 7221 return "?? (unknown)"; 7222 } 7223 } 7224 7225 static void 7226 evax_bfd_print_desc (const unsigned char *buf, unsigned int bufsize, 7227 int indent, FILE *file) 7228 { 7229 if (bufsize < 8) 7230 return; 7231 7232 unsigned char bclass = buf[3]; 7233 unsigned char dtype = buf[2]; 7234 unsigned int len = (unsigned)bfd_getl16 (buf); 7235 unsigned int pointer = (unsigned)bfd_getl32 (buf + 4); 7236 7237 evax_bfd_print_indent (indent, file); 7238 7239 if (len == 1 && pointer == 0xffffffffUL) 7240 { 7241 /* 64 bits. */ 7242 fprintf (file, _("64 bits *unhandled*\n")); 7243 } 7244 else 7245 { 7246 /* xgettext:c-format */ 7247 fprintf (file, _("class: %u, dtype: %u, length: %u, pointer: 0x%08x\n"), 7248 bclass, dtype, len, pointer); 7249 switch (bclass) 7250 { 7251 case DSC__K_CLASS_NCA: 7252 { 7253 const struct vms_dsc_nca *dsc = (const void *)buf; 7254 unsigned int i; 7255 const unsigned char *b; 7256 7257 evax_bfd_print_indent (indent, file); 7258 fprintf (file, _("non-contiguous array of %s\n"), 7259 evax_bfd_get_dsc_name (dsc->dtype)); 7260 if (bufsize >= sizeof (*dsc)) 7261 { 7262 evax_bfd_print_indent (indent + 1, file); 7263 fprintf (file, 7264 /* xgettext:c-format */ 7265 _("dimct: %u, aflags: 0x%02x, digits: %u, scale: %u\n"), 7266 dsc->dimct, dsc->aflags, dsc->digits, dsc->scale); 7267 evax_bfd_print_indent (indent + 1, file); 7268 fprintf (file, 7269 /* xgettext:c-format */ 7270 _("arsize: %u, a0: 0x%08x\n"), 7271 (unsigned) bfd_getl32 (dsc->arsize), 7272 (unsigned) bfd_getl32 (dsc->a0)); 7273 evax_bfd_print_indent (indent + 1, file); 7274 fprintf (file, _("Strides:\n")); 7275 b = buf + sizeof (*dsc); 7276 bufsize -= sizeof (*dsc); 7277 for (i = 0; i < dsc->dimct; i++) 7278 { 7279 if (bufsize < 4) 7280 break; 7281 evax_bfd_print_indent (indent + 2, file); 7282 fprintf (file, "[%u]: %u\n", i + 1, 7283 (unsigned) bfd_getl32 (b)); 7284 b += 4; 7285 bufsize -= 4; 7286 } 7287 evax_bfd_print_indent (indent + 1, file); 7288 fprintf (file, _("Bounds:\n")); 7289 for (i = 0; i < dsc->dimct; i++) 7290 { 7291 if (bufsize < 8) 7292 break; 7293 evax_bfd_print_indent (indent + 2, file); 7294 /* xgettext:c-format */ 7295 fprintf (file, _("[%u]: Lower: %u, upper: %u\n"), i + 1, 7296 (unsigned) bfd_getl32 (b + 0), 7297 (unsigned) bfd_getl32 (b + 4)); 7298 b += 8; 7299 bufsize -= 8; 7300 } 7301 } 7302 } 7303 break; 7304 case DSC__K_CLASS_UBS: 7305 { 7306 const struct vms_dsc_ubs *ubs = (const void *)buf; 7307 7308 evax_bfd_print_indent (indent, file); 7309 fprintf (file, _("unaligned bit-string of %s\n"), 7310 evax_bfd_get_dsc_name (ubs->dtype)); 7311 if (bufsize >= sizeof (*ubs)) 7312 { 7313 evax_bfd_print_indent (indent + 1, file); 7314 fprintf (file, 7315 /* xgettext:c-format */ 7316 _("base: %u, pos: %u\n"), 7317 (unsigned) bfd_getl32 (ubs->base), 7318 (unsigned) bfd_getl32 (ubs->pos)); 7319 } 7320 } 7321 break; 7322 default: 7323 fprintf (file, _("*unhandled*\n")); 7324 break; 7325 } 7326 } 7327 } 7328 7329 static unsigned int 7330 evax_bfd_print_valspec (const unsigned char *buf, unsigned int bufsize, 7331 int indent, FILE *file) 7332 { 7333 if (bufsize < 5) 7334 return bufsize; 7335 7336 unsigned int vflags = buf[0]; 7337 unsigned int value = (unsigned) bfd_getl32 (buf + 1); 7338 unsigned int len = 5; 7339 7340 evax_bfd_print_indent (indent, file); 7341 /* xgettext:c-format */ 7342 fprintf (file, _("vflags: 0x%02x, value: 0x%08x "), vflags, value); 7343 buf += 5; 7344 bufsize -= 5; 7345 7346 switch (vflags) 7347 { 7348 case DST__K_VFLAGS_NOVAL: 7349 fprintf (file, _("(no value)\n")); 7350 break; 7351 case DST__K_VFLAGS_NOTACTIVE: 7352 fprintf (file, _("(not active)\n")); 7353 break; 7354 case DST__K_VFLAGS_UNALLOC: 7355 fprintf (file, _("(not allocated)\n")); 7356 break; 7357 case DST__K_VFLAGS_DSC: 7358 fprintf (file, _("(descriptor)\n")); 7359 if (value <= bufsize) 7360 evax_bfd_print_desc (buf + value, bufsize - value, indent + 1, file); 7361 break; 7362 case DST__K_VFLAGS_TVS: 7363 fprintf (file, _("(trailing value)\n")); 7364 break; 7365 case DST__K_VS_FOLLOWS: 7366 fprintf (file, _("(value spec follows)\n")); 7367 break; 7368 case DST__K_VFLAGS_BITOFFS: 7369 fprintf (file, _("(at bit offset %u)\n"), value); 7370 break; 7371 default: 7372 /* xgettext:c-format */ 7373 fprintf (file, _("(reg: %u, disp: %u, indir: %u, kind: "), 7374 (vflags & DST__K_REGNUM_MASK) >> DST__K_REGNUM_SHIFT, 7375 vflags & DST__K_DISP ? 1 : 0, 7376 vflags & DST__K_INDIR ? 1 : 0); 7377 switch (vflags & DST__K_VALKIND_MASK) 7378 { 7379 case DST__K_VALKIND_LITERAL: 7380 fputs (_("literal"), file); 7381 break; 7382 case DST__K_VALKIND_ADDR: 7383 fputs (_("address"), file); 7384 break; 7385 case DST__K_VALKIND_DESC: 7386 fputs (_("desc"), file); 7387 break; 7388 case DST__K_VALKIND_REG: 7389 fputs (_("reg"), file); 7390 break; 7391 } 7392 fputs (")\n", file); 7393 break; 7394 } 7395 return len; 7396 } 7397 7398 static void 7399 evax_bfd_print_typspec (const unsigned char *buf, unsigned int bufsize, 7400 int indent, FILE *file) 7401 { 7402 if (bufsize < 3) 7403 return; 7404 7405 unsigned char kind = buf[2]; 7406 unsigned int len = (unsigned) bfd_getl16 (buf); 7407 7408 evax_bfd_print_indent (indent, file); 7409 /* xgettext:c-format */ 7410 fprintf (file, _("len: %2u, kind: %2u "), len, kind); 7411 buf += 3; 7412 bufsize -= 3; 7413 switch (kind) 7414 { 7415 case DST__K_TS_ATOM: 7416 /* xgettext:c-format */ 7417 if (bufsize >= 1) 7418 fprintf (file, _("atomic, type=0x%02x %s\n"), 7419 buf[0], evax_bfd_get_dsc_name (buf[0])); 7420 break; 7421 case DST__K_TS_IND: 7422 if (bufsize >= 4) 7423 fprintf (file, _("indirect, defined at 0x%08x\n"), 7424 (unsigned) bfd_getl32 (buf)); 7425 break; 7426 case DST__K_TS_TPTR: 7427 fprintf (file, _("typed pointer\n")); 7428 evax_bfd_print_typspec (buf, bufsize, indent + 1, file); 7429 break; 7430 case DST__K_TS_PTR: 7431 fprintf (file, _("pointer\n")); 7432 break; 7433 case DST__K_TS_ARRAY: 7434 { 7435 const unsigned char *vs; 7436 unsigned int vs_len; 7437 unsigned int vec_len; 7438 unsigned int i; 7439 7440 if (bufsize == 0) 7441 return; 7442 fprintf (file, _("array, dim: %u, bitmap: "), buf[0]); 7443 --bufsize; 7444 vec_len = (buf[0] + 1 + 7) / 8; 7445 for (i = 0; i < vec_len; i++) 7446 { 7447 if (bufsize == 0) 7448 break; 7449 fprintf (file, " %02x", buf[i + 1]); 7450 --bufsize; 7451 } 7452 fputc ('\n', file); 7453 if (bufsize == 0) 7454 return; 7455 vs = buf + 1 + vec_len; 7456 evax_bfd_print_indent (indent, file); 7457 fprintf (file, _("array descriptor:\n")); 7458 vs_len = evax_bfd_print_valspec (vs, bufsize, indent + 1, file); 7459 vs += vs_len; 7460 if (bufsize > vs_len) 7461 { 7462 bufsize -= vs_len; 7463 for (i = 0; i < buf[0] + 1U; i++) 7464 if (buf[1 + i / 8] & (1 << (i % 8))) 7465 { 7466 evax_bfd_print_indent (indent, file); 7467 if (i == 0) 7468 fprintf (file, _("type spec for element:\n")); 7469 else 7470 fprintf (file, _("type spec for subscript %u:\n"), i); 7471 evax_bfd_print_typspec (vs, bufsize, indent + 1, file); 7472 if (bufsize < 2) 7473 break; 7474 vs_len = bfd_getl16 (vs); 7475 if (bufsize <= vs_len) 7476 break; 7477 vs += vs_len; 7478 bufsize -= vs_len; 7479 } 7480 } 7481 } 7482 break; 7483 default: 7484 fprintf (file, _("*unhandled*\n")); 7485 } 7486 } 7487 7488 static void 7489 evax_bfd_print_dst (struct bfd *abfd, unsigned int dst_size, FILE *file) 7490 { 7491 unsigned int off = 0; 7492 unsigned int pc = 0; 7493 unsigned int line = 0; 7494 7495 fprintf (file, _("Debug symbol table:\n")); 7496 7497 while (dst_size > 0) 7498 { 7499 struct vms_dst_header dsth; 7500 unsigned int len; 7501 unsigned int type; 7502 unsigned char *buf; 7503 7504 if (bfd_read (&dsth, sizeof (dsth), abfd) != sizeof (dsth)) 7505 { 7506 fprintf (file, _("cannot read DST header\n")); 7507 return; 7508 } 7509 len = bfd_getl16 (dsth.length); 7510 type = bfd_getl16 (dsth.type); 7511 /* xgettext:c-format */ 7512 fprintf (file, _(" type: %3u, len: %3u (at 0x%08x): "), 7513 type, len, off); 7514 if (len < sizeof (dsth)) 7515 { 7516 fputc ('\n', file); 7517 break; 7518 } 7519 dst_size -= len; 7520 off += len; 7521 len -= sizeof (dsth); 7522 if (len == 0) 7523 buf = NULL; 7524 else 7525 { 7526 buf = _bfd_malloc_and_read (abfd, len, len); 7527 if (buf == NULL) 7528 { 7529 fprintf (file, _("cannot read DST symbol\n")); 7530 return; 7531 } 7532 } 7533 switch (type) 7534 { 7535 case DSC__K_DTYPE_V: 7536 case DSC__K_DTYPE_BU: 7537 case DSC__K_DTYPE_WU: 7538 case DSC__K_DTYPE_LU: 7539 case DSC__K_DTYPE_QU: 7540 case DSC__K_DTYPE_B: 7541 case DSC__K_DTYPE_W: 7542 case DSC__K_DTYPE_L: 7543 case DSC__K_DTYPE_Q: 7544 case DSC__K_DTYPE_F: 7545 case DSC__K_DTYPE_D: 7546 case DSC__K_DTYPE_FC: 7547 case DSC__K_DTYPE_DC: 7548 case DSC__K_DTYPE_T: 7549 case DSC__K_DTYPE_NU: 7550 case DSC__K_DTYPE_NL: 7551 case DSC__K_DTYPE_NLO: 7552 case DSC__K_DTYPE_NR: 7553 case DSC__K_DTYPE_NRO: 7554 case DSC__K_DTYPE_NZ: 7555 case DSC__K_DTYPE_P: 7556 case DSC__K_DTYPE_ZI: 7557 case DSC__K_DTYPE_ZEM: 7558 case DSC__K_DTYPE_DSC: 7559 case DSC__K_DTYPE_OU: 7560 case DSC__K_DTYPE_O: 7561 case DSC__K_DTYPE_G: 7562 case DSC__K_DTYPE_H: 7563 case DSC__K_DTYPE_GC: 7564 case DSC__K_DTYPE_HC: 7565 case DSC__K_DTYPE_CIT: 7566 case DSC__K_DTYPE_BPV: 7567 case DSC__K_DTYPE_BLV: 7568 case DSC__K_DTYPE_VU: 7569 case DSC__K_DTYPE_ADT: 7570 case DSC__K_DTYPE_VT: 7571 case DSC__K_DTYPE_T2: 7572 case DSC__K_DTYPE_VT2: 7573 fprintf (file, _("standard data: %s\n"), 7574 evax_bfd_get_dsc_name (type)); 7575 evax_bfd_print_valspec (buf, len, 4, file); 7576 if (len > 6) 7577 fprintf (file, _(" name: %.*s\n"), 7578 buf[5] > len - 6 ? len - 6 : buf[5], buf + 6); 7579 break; 7580 case DST__K_MODBEG: 7581 { 7582 struct vms_dst_modbeg *dst = (void *)buf; 7583 unsigned char *name = buf + sizeof (*dst); 7584 7585 fprintf (file, _("modbeg\n")); 7586 if (len < sizeof (*dst)) 7587 break; 7588 /* xgettext:c-format */ 7589 fprintf (file, _(" flags: %d, language: %u, " 7590 "major: %u, minor: %u\n"), 7591 dst->flags, 7592 (unsigned)bfd_getl32 (dst->language), 7593 (unsigned)bfd_getl16 (dst->major), 7594 (unsigned)bfd_getl16 (dst->minor)); 7595 len -= sizeof (*dst); 7596 if (len > 0) 7597 { 7598 int nlen = len - 1; 7599 fprintf (file, _(" module name: %.*s\n"), 7600 name[0] > nlen ? nlen : name[0], name + 1); 7601 if (name[0] < nlen) 7602 { 7603 len -= name[0] + 1; 7604 name += name[0] + 1; 7605 nlen = len - 1; 7606 fprintf (file, _(" compiler : %.*s\n"), 7607 name[0] > nlen ? nlen : name[0], name + 1); 7608 } 7609 } 7610 } 7611 break; 7612 case DST__K_MODEND: 7613 fprintf (file, _("modend\n")); 7614 break; 7615 case DST__K_RTNBEG: 7616 { 7617 struct vms_dst_rtnbeg *dst = (void *)buf; 7618 unsigned char *name = buf + sizeof (*dst); 7619 7620 fputs (_("rtnbeg\n"), file); 7621 if (len >= sizeof (*dst)) 7622 { 7623 /* xgettext:c-format */ 7624 fprintf (file, _(" flags: %u, address: 0x%08x, " 7625 "pd-address: 0x%08x\n"), 7626 dst->flags, 7627 (unsigned) bfd_getl32 (dst->address), 7628 (unsigned) bfd_getl32 (dst->pd_address)); 7629 len -= sizeof (*dst); 7630 if (len > 0) 7631 { 7632 int nlen = len - 1; 7633 fprintf (file, _(" routine name: %.*s\n"), 7634 name[0] > nlen ? nlen : name[0], name + 1); 7635 } 7636 } 7637 } 7638 break; 7639 case DST__K_RTNEND: 7640 { 7641 struct vms_dst_rtnend *dst = (void *)buf; 7642 7643 if (len >= sizeof (*dst)) 7644 fprintf (file, _("rtnend: size 0x%08x\n"), 7645 (unsigned) bfd_getl32 (dst->size)); 7646 } 7647 break; 7648 case DST__K_PROLOG: 7649 { 7650 struct vms_dst_prolog *dst = (void *)buf; 7651 7652 if (len >= sizeof (*dst)) 7653 /* xgettext:c-format */ 7654 fprintf (file, _("prolog: bkpt address 0x%08x\n"), 7655 (unsigned) bfd_getl32 (dst->bkpt_addr)); 7656 } 7657 break; 7658 case DST__K_EPILOG: 7659 { 7660 struct vms_dst_epilog *dst = (void *)buf; 7661 7662 if (len >= sizeof (*dst)) 7663 /* xgettext:c-format */ 7664 fprintf (file, _("epilog: flags: %u, count: %u\n"), 7665 dst->flags, (unsigned) bfd_getl32 (dst->count)); 7666 } 7667 break; 7668 case DST__K_BLKBEG: 7669 { 7670 struct vms_dst_blkbeg *dst = (void *)buf; 7671 unsigned char *name = buf + sizeof (*dst); 7672 7673 if (len > sizeof (*dst)) 7674 { 7675 int nlen; 7676 len -= sizeof (*dst); 7677 nlen = len - 1; 7678 /* xgettext:c-format */ 7679 fprintf (file, _("blkbeg: address: 0x%08x, name: %.*s\n"), 7680 (unsigned) bfd_getl32 (dst->address), 7681 name[0] > nlen ? nlen : name[0], name + 1); 7682 } 7683 } 7684 break; 7685 case DST__K_BLKEND: 7686 { 7687 struct vms_dst_blkend *dst = (void *)buf; 7688 7689 if (len >= sizeof (*dst)) 7690 /* xgettext:c-format */ 7691 fprintf (file, _("blkend: size: 0x%08x\n"), 7692 (unsigned) bfd_getl32 (dst->size)); 7693 } 7694 break; 7695 case DST__K_TYPSPEC: 7696 { 7697 fprintf (file, _("typspec (len: %u)\n"), len); 7698 if (len >= 1) 7699 { 7700 int nlen = len - 1; 7701 fprintf (file, _(" name: %.*s\n"), 7702 buf[0] > nlen ? nlen : buf[0], buf + 1); 7703 if (nlen > buf[0]) 7704 evax_bfd_print_typspec (buf + 1 + buf[0], len - (1 + buf[0]), 7705 5, file); 7706 } 7707 } 7708 break; 7709 case DST__K_SEPTYP: 7710 { 7711 if (len >= 6) 7712 { 7713 fprintf (file, _("septyp, name: %.*s\n"), 7714 buf[5] > len - 6 ? len - 6 : buf[5], buf + 6); 7715 evax_bfd_print_valspec (buf, len, 4, file); 7716 } 7717 } 7718 break; 7719 case DST__K_RECBEG: 7720 { 7721 struct vms_dst_recbeg *recbeg = (void *)buf; 7722 unsigned char *name = buf + sizeof (*recbeg); 7723 7724 if (len > sizeof (*recbeg)) 7725 { 7726 int nlen = len - sizeof (*recbeg) - 1; 7727 if (name[0] < nlen) 7728 nlen = name[0]; 7729 fprintf (file, _("recbeg: name: %.*s\n"), nlen, name + 1); 7730 evax_bfd_print_valspec (buf, len, 4, file); 7731 len -= 1 + nlen; 7732 if (len >= 4) 7733 fprintf (file, _(" len: %u bits\n"), 7734 (unsigned) bfd_getl32 (name + 1 + nlen)); 7735 } 7736 } 7737 break; 7738 case DST__K_RECEND: 7739 fprintf (file, _("recend\n")); 7740 break; 7741 case DST__K_ENUMBEG: 7742 if (len >= 2) 7743 /* xgettext:c-format */ 7744 fprintf (file, _("enumbeg, len: %u, name: %.*s\n"), 7745 buf[0], buf[1] > len - 2 ? len - 2 : buf[1], buf + 2); 7746 break; 7747 case DST__K_ENUMELT: 7748 if (len >= 6) 7749 { 7750 fprintf (file, _("enumelt, name: %.*s\n"), 7751 buf[5] > len - 6 ? len - 6 : buf[5], buf + 6); 7752 evax_bfd_print_valspec (buf, len, 4, file); 7753 } 7754 break; 7755 case DST__K_ENUMEND: 7756 fprintf (file, _("enumend\n")); 7757 break; 7758 case DST__K_LABEL: 7759 { 7760 struct vms_dst_label *lab = (void *)buf; 7761 if (len >= sizeof (*lab)) 7762 { 7763 fprintf (file, _("label, name: %.*s\n"), 7764 lab->name[0] > len - 1 ? len - 1 : lab->name[0], 7765 lab->name + 1); 7766 fprintf (file, _(" address: 0x%08x\n"), 7767 (unsigned) bfd_getl32 (lab->value)); 7768 } 7769 } 7770 break; 7771 case DST__K_DIS_RANGE: 7772 if (len >= 4) 7773 { 7774 unsigned int cnt = bfd_getl32 (buf); 7775 unsigned char *rng = buf + 4; 7776 unsigned int i; 7777 7778 fprintf (file, _("discontiguous range (nbr: %u)\n"), cnt); 7779 len -= 4; 7780 for (i = 0; i < cnt; i++, rng += 8) 7781 { 7782 if (len < 8) 7783 break; 7784 /* xgettext:c-format */ 7785 fprintf (file, _(" address: 0x%08x, size: %u\n"), 7786 (unsigned) bfd_getl32 (rng), 7787 (unsigned) bfd_getl32 (rng + 4)); 7788 len -= 8; 7789 } 7790 } 7791 break; 7792 case DST__K_LINE_NUM: 7793 { 7794 unsigned char *buf_orig = buf; 7795 7796 fprintf (file, _("line num (len: %u)\n"), len); 7797 7798 while (len > 0) 7799 { 7800 int cmd; 7801 unsigned int val; 7802 int cmdlen = -1; 7803 7804 cmd = *buf++; 7805 len--; 7806 7807 fputs (" ", file); 7808 7809 switch (cmd) 7810 { 7811 case DST__K_DELTA_PC_W: 7812 if (len < 2) 7813 break; 7814 val = bfd_getl16 (buf); 7815 fprintf (file, _("delta_pc_w %u\n"), val); 7816 pc += val; 7817 line++; 7818 cmdlen = 2; 7819 break; 7820 case DST__K_INCR_LINUM: 7821 if (len < 1) 7822 break; 7823 val = *buf; 7824 fprintf (file, _("incr_linum(b): +%u\n"), val); 7825 line += val; 7826 cmdlen = 1; 7827 break; 7828 case DST__K_INCR_LINUM_W: 7829 if (len < 2) 7830 break; 7831 val = bfd_getl16 (buf); 7832 fprintf (file, _("incr_linum_w: +%u\n"), val); 7833 line += val; 7834 cmdlen = 2; 7835 break; 7836 case DST__K_INCR_LINUM_L: 7837 if (len < 4) 7838 break; 7839 val = bfd_getl32 (buf); 7840 fprintf (file, _("incr_linum_l: +%u\n"), val); 7841 line += val; 7842 cmdlen = 4; 7843 break; 7844 case DST__K_SET_LINUM: 7845 if (len < 2) 7846 break; 7847 line = bfd_getl16 (buf); 7848 fprintf (file, _("set_line_num(w) %u\n"), line); 7849 cmdlen = 2; 7850 break; 7851 case DST__K_SET_LINUM_B: 7852 if (len < 1) 7853 break; 7854 line = *buf; 7855 fprintf (file, _("set_line_num_b %u\n"), line); 7856 cmdlen = 1; 7857 break; 7858 case DST__K_SET_LINUM_L: 7859 if (len < 4) 7860 break; 7861 line = bfd_getl32 (buf); 7862 fprintf (file, _("set_line_num_l %u\n"), line); 7863 cmdlen = 4; 7864 break; 7865 case DST__K_SET_ABS_PC: 7866 if (len < 4) 7867 break; 7868 pc = bfd_getl32 (buf); 7869 fprintf (file, _("set_abs_pc: 0x%08x\n"), pc); 7870 cmdlen = 4; 7871 break; 7872 case DST__K_DELTA_PC_L: 7873 if (len < 4) 7874 break; 7875 fprintf (file, _("delta_pc_l: +0x%08x\n"), 7876 (unsigned) bfd_getl32 (buf)); 7877 cmdlen = 4; 7878 break; 7879 case DST__K_TERM: 7880 if (len < 1) 7881 break; 7882 fprintf (file, _("term(b): 0x%02x"), *buf); 7883 pc += *buf; 7884 fprintf (file, _(" pc: 0x%08x\n"), pc); 7885 cmdlen = 1; 7886 break; 7887 case DST__K_TERM_W: 7888 if (len < 2) 7889 break; 7890 val = bfd_getl16 (buf); 7891 fprintf (file, _("term_w: 0x%04x"), val); 7892 pc += val; 7893 fprintf (file, _(" pc: 0x%08x\n"), pc); 7894 cmdlen = 2; 7895 break; 7896 default: 7897 if (cmd <= 0) 7898 { 7899 fprintf (file, _("delta pc +%-4d"), -cmd); 7900 line++; /* FIXME: curr increment. */ 7901 pc += -cmd; 7902 /* xgettext:c-format */ 7903 fprintf (file, _(" pc: 0x%08x line: %5u\n"), 7904 pc, line); 7905 cmdlen = 0; 7906 } 7907 else 7908 fprintf (file, _(" *unhandled* cmd %u\n"), cmd); 7909 break; 7910 } 7911 if (cmdlen < 0) 7912 break; 7913 len -= cmdlen; 7914 buf += cmdlen; 7915 } 7916 buf = buf_orig; 7917 } 7918 break; 7919 case DST__K_SOURCE: 7920 { 7921 unsigned char *buf_orig = buf; 7922 7923 fprintf (file, _("source (len: %u)\n"), len); 7924 7925 while (len > 0) 7926 { 7927 int cmd = *buf++; 7928 int cmdlen = -1; 7929 7930 len--; 7931 switch (cmd) 7932 { 7933 case DST__K_SRC_DECLFILE: 7934 { 7935 struct vms_dst_src_decl_src *src = (void *) buf; 7936 unsigned char *name; 7937 int nlen; 7938 7939 if (len < sizeof (*src)) 7940 break; 7941 /* xgettext:c-format */ 7942 fprintf (file, _(" declfile: len: %u, flags: %u, " 7943 "fileid: %u\n"), 7944 src->length, src->flags, 7945 (unsigned)bfd_getl16 (src->fileid)); 7946 /* xgettext:c-format */ 7947 fprintf (file, _(" rms: cdt: 0x%08x %08x, " 7948 "ebk: 0x%08x, ffb: 0x%04x, " 7949 "rfo: %u\n"), 7950 (unsigned)bfd_getl32 (src->rms_cdt + 4), 7951 (unsigned)bfd_getl32 (src->rms_cdt + 0), 7952 (unsigned)bfd_getl32 (src->rms_ebk), 7953 (unsigned)bfd_getl16 (src->rms_ffb), 7954 src->rms_rfo); 7955 if (src->length > len || src->length <= sizeof (*src)) 7956 break; 7957 nlen = src->length - sizeof (*src) - 1; 7958 name = buf + sizeof (*src); 7959 fprintf (file, _(" filename : %.*s\n"), 7960 name[0] > nlen ? nlen : name[0], name + 1); 7961 if (name[0] >= nlen) 7962 break; 7963 nlen -= name[0] + 1; 7964 name += name[0] + 1; 7965 fprintf (file, _(" module name: %.*s\n"), 7966 name[0] > nlen ? nlen : name[0], name + 1); 7967 if (name[0] > nlen) 7968 break; 7969 cmdlen = src->length; 7970 } 7971 break; 7972 case DST__K_SRC_SETFILE: 7973 if (len < 2) 7974 break; 7975 fprintf (file, _(" setfile %u\n"), 7976 (unsigned) bfd_getl16 (buf)); 7977 cmdlen = 2; 7978 break; 7979 case DST__K_SRC_SETREC_W: 7980 if (len < 2) 7981 break; 7982 fprintf (file, _(" setrec %u\n"), 7983 (unsigned) bfd_getl16 (buf)); 7984 cmdlen = 2; 7985 break; 7986 case DST__K_SRC_SETREC_L: 7987 if (len < 4) 7988 break; 7989 fprintf (file, _(" setrec %u\n"), 7990 (unsigned) bfd_getl32 (buf)); 7991 cmdlen = 4; 7992 break; 7993 case DST__K_SRC_SETLNUM_W: 7994 if (len < 2) 7995 break; 7996 fprintf (file, _(" setlnum %u\n"), 7997 (unsigned) bfd_getl16 (buf)); 7998 cmdlen = 2; 7999 break; 8000 case DST__K_SRC_SETLNUM_L: 8001 if (len < 4) 8002 break; 8003 fprintf (file, _(" setlnum %u\n"), 8004 (unsigned) bfd_getl32 (buf)); 8005 cmdlen = 4; 8006 break; 8007 case DST__K_SRC_DEFLINES_W: 8008 if (len < 2) 8009 break; 8010 fprintf (file, _(" deflines %u\n"), 8011 (unsigned) bfd_getl16 (buf)); 8012 cmdlen = 2; 8013 break; 8014 case DST__K_SRC_DEFLINES_B: 8015 if (len < 1) 8016 break; 8017 fprintf (file, _(" deflines %u\n"), *buf); 8018 cmdlen = 1; 8019 break; 8020 case DST__K_SRC_FORMFEED: 8021 fprintf (file, _(" formfeed\n")); 8022 cmdlen = 0; 8023 break; 8024 default: 8025 fprintf (file, _(" *unhandled* cmd %u\n"), cmd); 8026 break; 8027 } 8028 if (cmdlen < 0) 8029 break; 8030 len -= cmdlen; 8031 buf += cmdlen; 8032 } 8033 buf = buf_orig; 8034 } 8035 break; 8036 default: 8037 fprintf (file, _("*unhandled* dst type %u\n"), type); 8038 break; 8039 } 8040 free (buf); 8041 } 8042 } 8043 8044 static void 8045 evax_bfd_print_image (bfd *abfd, FILE *file) 8046 { 8047 struct vms_eihd eihd; 8048 const char *name; 8049 unsigned int val; 8050 unsigned int eiha_off; 8051 unsigned int eihi_off; 8052 unsigned int eihs_off; 8053 unsigned int eisd_off; 8054 unsigned int eihef_off = 0; 8055 unsigned int eihnp_off = 0; 8056 unsigned int dmt_vbn = 0; 8057 unsigned int dmt_size = 0; 8058 unsigned int dst_vbn = 0; 8059 unsigned int dst_size = 0; 8060 unsigned int gst_vbn = 0; 8061 unsigned int gst_size = 0; 8062 unsigned int eiaf_vbn = 0; 8063 unsigned int eiaf_size = 0; 8064 unsigned int eihvn_off; 8065 8066 if (bfd_seek (abfd, 0, SEEK_SET) 8067 || bfd_read (&eihd, sizeof (eihd), abfd) != sizeof (eihd)) 8068 { 8069 fprintf (file, _("cannot read EIHD\n")); 8070 return; 8071 } 8072 /* xgettext:c-format */ 8073 fprintf (file, _("EIHD: (size: %u, nbr blocks: %u)\n"), 8074 (unsigned)bfd_getl32 (eihd.size), 8075 (unsigned)bfd_getl32 (eihd.hdrblkcnt)); 8076 /* xgettext:c-format */ 8077 fprintf (file, _(" majorid: %u, minorid: %u\n"), 8078 (unsigned)bfd_getl32 (eihd.majorid), 8079 (unsigned)bfd_getl32 (eihd.minorid)); 8080 8081 val = (unsigned)bfd_getl32 (eihd.imgtype); 8082 switch (val) 8083 { 8084 case EIHD__K_EXE: 8085 name = _("executable"); 8086 break; 8087 case EIHD__K_LIM: 8088 name = _("linkable image"); 8089 break; 8090 default: 8091 name = _("unknown"); 8092 break; 8093 } 8094 /* xgettext:c-format */ 8095 fprintf (file, _(" image type: %u (%s)"), val, name); 8096 8097 val = (unsigned)bfd_getl32 (eihd.subtype); 8098 switch (val) 8099 { 8100 case EIHD__C_NATIVE: 8101 name = _("native"); 8102 break; 8103 case EIHD__C_CLI: 8104 name = _("CLI"); 8105 break; 8106 default: 8107 name = _("unknown"); 8108 break; 8109 } 8110 /* xgettext:c-format */ 8111 fprintf (file, _(", subtype: %u (%s)\n"), val, name); 8112 8113 eisd_off = bfd_getl32 (eihd.isdoff); 8114 eiha_off = bfd_getl32 (eihd.activoff); 8115 eihi_off = bfd_getl32 (eihd.imgidoff); 8116 eihs_off = bfd_getl32 (eihd.symdbgoff); 8117 /* xgettext:c-format */ 8118 fprintf (file, _(" offsets: isd: %u, activ: %u, symdbg: %u, " 8119 "imgid: %u, patch: %u\n"), 8120 eisd_off, eiha_off, eihs_off, eihi_off, 8121 (unsigned)bfd_getl32 (eihd.patchoff)); 8122 fprintf (file, _(" fixup info rva: ")); 8123 bfd_fprintf_vma (abfd, file, bfd_getl64 (eihd.iafva)); 8124 fprintf (file, _(", symbol vector rva: ")); 8125 bfd_fprintf_vma (abfd, file, bfd_getl64 (eihd.symvva)); 8126 eihvn_off = bfd_getl32 (eihd.version_array_off); 8127 fprintf (file, _("\n" 8128 " version array off: %u\n"), 8129 eihvn_off); 8130 fprintf (file, 8131 /* xgettext:c-format */ 8132 _(" img I/O count: %u, nbr channels: %u, req pri: %08x%08x\n"), 8133 (unsigned)bfd_getl32 (eihd.imgiocnt), 8134 (unsigned)bfd_getl32 (eihd.iochancnt), 8135 (unsigned)bfd_getl32 (eihd.privreqs + 4), 8136 (unsigned)bfd_getl32 (eihd.privreqs + 0)); 8137 val = (unsigned)bfd_getl32 (eihd.lnkflags); 8138 fprintf (file, _(" linker flags: %08x:"), val); 8139 if (val & EIHD__M_LNKDEBUG) 8140 fprintf (file, " LNKDEBUG"); 8141 if (val & EIHD__M_LNKNOTFR) 8142 fprintf (file, " LNKNOTFR"); 8143 if (val & EIHD__M_NOP0BUFS) 8144 fprintf (file, " NOP0BUFS"); 8145 if (val & EIHD__M_PICIMG) 8146 fprintf (file, " PICIMG"); 8147 if (val & EIHD__M_P0IMAGE) 8148 fprintf (file, " P0IMAGE"); 8149 if (val & EIHD__M_DBGDMT) 8150 fprintf (file, " DBGDMT"); 8151 if (val & EIHD__M_INISHR) 8152 fprintf (file, " INISHR"); 8153 if (val & EIHD__M_XLATED) 8154 fprintf (file, " XLATED"); 8155 if (val & EIHD__M_BIND_CODE_SEC) 8156 fprintf (file, " BIND_CODE_SEC"); 8157 if (val & EIHD__M_BIND_DATA_SEC) 8158 fprintf (file, " BIND_DATA_SEC"); 8159 if (val & EIHD__M_MKTHREADS) 8160 fprintf (file, " MKTHREADS"); 8161 if (val & EIHD__M_UPCALLS) 8162 fprintf (file, " UPCALLS"); 8163 if (val & EIHD__M_OMV_READY) 8164 fprintf (file, " OMV_READY"); 8165 if (val & EIHD__M_EXT_BIND_SECT) 8166 fprintf (file, " EXT_BIND_SECT"); 8167 fprintf (file, "\n"); 8168 /* xgettext:c-format */ 8169 fprintf (file, _(" ident: 0x%08x, sysver: 0x%08x, " 8170 "match ctrl: %u, symvect_size: %u\n"), 8171 (unsigned)bfd_getl32 (eihd.ident), 8172 (unsigned)bfd_getl32 (eihd.sysver), 8173 eihd.matchctl, 8174 (unsigned)bfd_getl32 (eihd.symvect_size)); 8175 fprintf (file, _(" BPAGE: %u"), 8176 (unsigned)bfd_getl32 (eihd.virt_mem_block_size)); 8177 if (val & (EIHD__M_OMV_READY | EIHD__M_EXT_BIND_SECT)) 8178 { 8179 eihef_off = bfd_getl32 (eihd.ext_fixup_off); 8180 eihnp_off = bfd_getl32 (eihd.noopt_psect_off); 8181 /* xgettext:c-format */ 8182 fprintf (file, _(", ext fixup offset: %u, no_opt psect off: %u"), 8183 eihef_off, eihnp_off); 8184 } 8185 fprintf (file, _(", alias: %u\n"), (unsigned)bfd_getl16 (eihd.alias)); 8186 8187 if (eihvn_off != 0) 8188 { 8189 struct vms_eihvn eihvn; 8190 unsigned int mask; 8191 unsigned int j; 8192 8193 fprintf (file, _("system version array information:\n")); 8194 if (bfd_seek (abfd, eihvn_off, SEEK_SET) 8195 || bfd_read (&eihvn, sizeof (eihvn), abfd) != sizeof (eihvn)) 8196 { 8197 fprintf (file, _("cannot read EIHVN header\n")); 8198 return; 8199 } 8200 mask = bfd_getl32 (eihvn.subsystem_mask); 8201 for (j = 0; j < 32; j++) 8202 if (mask & (1u << j)) 8203 { 8204 struct vms_eihvn_subversion ver; 8205 if (bfd_read (&ver, sizeof (ver), abfd) != sizeof (ver)) 8206 { 8207 fprintf (file, _("cannot read EIHVN version\n")); 8208 return; 8209 } 8210 fprintf (file, _(" %02u "), j); 8211 switch (j) 8212 { 8213 case EIHVN__BASE_IMAGE_BIT: 8214 fputs (_("BASE_IMAGE "), file); 8215 break; 8216 case EIHVN__MEMORY_MANAGEMENT_BIT: 8217 fputs (_("MEMORY_MANAGEMENT"), file); 8218 break; 8219 case EIHVN__IO_BIT: 8220 fputs (_("IO "), file); 8221 break; 8222 case EIHVN__FILES_VOLUMES_BIT: 8223 fputs (_("FILES_VOLUMES "), file); 8224 break; 8225 case EIHVN__PROCESS_SCHED_BIT: 8226 fputs (_("PROCESS_SCHED "), file); 8227 break; 8228 case EIHVN__SYSGEN_BIT: 8229 fputs (_("SYSGEN "), file); 8230 break; 8231 case EIHVN__CLUSTERS_LOCKMGR_BIT: 8232 fputs (_("CLUSTERS_LOCKMGR "), file); 8233 break; 8234 case EIHVN__LOGICAL_NAMES_BIT: 8235 fputs (_("LOGICAL_NAMES "), file); 8236 break; 8237 case EIHVN__SECURITY_BIT: 8238 fputs (_("SECURITY "), file); 8239 break; 8240 case EIHVN__IMAGE_ACTIVATOR_BIT: 8241 fputs (_("IMAGE_ACTIVATOR "), file); 8242 break; 8243 case EIHVN__NETWORKS_BIT: 8244 fputs (_("NETWORKS "), file); 8245 break; 8246 case EIHVN__COUNTERS_BIT: 8247 fputs (_("COUNTERS "), file); 8248 break; 8249 case EIHVN__STABLE_BIT: 8250 fputs (_("STABLE "), file); 8251 break; 8252 case EIHVN__MISC_BIT: 8253 fputs (_("MISC "), file); 8254 break; 8255 case EIHVN__CPU_BIT: 8256 fputs (_("CPU "), file); 8257 break; 8258 case EIHVN__VOLATILE_BIT: 8259 fputs (_("VOLATILE "), file); 8260 break; 8261 case EIHVN__SHELL_BIT: 8262 fputs (_("SHELL "), file); 8263 break; 8264 case EIHVN__POSIX_BIT: 8265 fputs (_("POSIX "), file); 8266 break; 8267 case EIHVN__MULTI_PROCESSING_BIT: 8268 fputs (_("MULTI_PROCESSING "), file); 8269 break; 8270 case EIHVN__GALAXY_BIT: 8271 fputs (_("GALAXY "), file); 8272 break; 8273 default: 8274 fputs (_("*unknown* "), file); 8275 break; 8276 } 8277 fprintf (file, ": %u.%u\n", 8278 (unsigned)bfd_getl16 (ver.major), 8279 (unsigned)bfd_getl16 (ver.minor)); 8280 } 8281 } 8282 8283 if (eiha_off != 0) 8284 { 8285 struct vms_eiha eiha; 8286 8287 if (bfd_seek (abfd, eiha_off, SEEK_SET) 8288 || bfd_read (&eiha, sizeof (eiha), abfd) != sizeof (eiha)) 8289 { 8290 fprintf (file, _("cannot read EIHA\n")); 8291 return; 8292 } 8293 fprintf (file, _("Image activation: (size=%u)\n"), 8294 (unsigned)bfd_getl32 (eiha.size)); 8295 /* xgettext:c-format */ 8296 fprintf (file, _(" First address : 0x%08x 0x%08x\n"), 8297 (unsigned)bfd_getl32 (eiha.tfradr1_h), 8298 (unsigned)bfd_getl32 (eiha.tfradr1)); 8299 /* xgettext:c-format */ 8300 fprintf (file, _(" Second address: 0x%08x 0x%08x\n"), 8301 (unsigned)bfd_getl32 (eiha.tfradr2_h), 8302 (unsigned)bfd_getl32 (eiha.tfradr2)); 8303 /* xgettext:c-format */ 8304 fprintf (file, _(" Third address : 0x%08x 0x%08x\n"), 8305 (unsigned)bfd_getl32 (eiha.tfradr3_h), 8306 (unsigned)bfd_getl32 (eiha.tfradr3)); 8307 /* xgettext:c-format */ 8308 fprintf (file, _(" Fourth address: 0x%08x 0x%08x\n"), 8309 (unsigned)bfd_getl32 (eiha.tfradr4_h), 8310 (unsigned)bfd_getl32 (eiha.tfradr4)); 8311 /* xgettext:c-format */ 8312 fprintf (file, _(" Shared image : 0x%08x 0x%08x\n"), 8313 (unsigned)bfd_getl32 (eiha.inishr_h), 8314 (unsigned)bfd_getl32 (eiha.inishr)); 8315 } 8316 if (eihi_off != 0) 8317 { 8318 struct vms_eihi eihi; 8319 8320 if (bfd_seek (abfd, eihi_off, SEEK_SET) 8321 || bfd_read (&eihi, sizeof (eihi), abfd) != sizeof (eihi)) 8322 { 8323 fprintf (file, _("cannot read EIHI\n")); 8324 return; 8325 } 8326 /* xgettext:c-format */ 8327 fprintf (file, _("Image identification: (major: %u, minor: %u)\n"), 8328 (unsigned)bfd_getl32 (eihi.majorid), 8329 (unsigned)bfd_getl32 (eihi.minorid)); 8330 fprintf (file, _(" image name : %.*s\n"), 8331 eihi.imgnam[0], eihi.imgnam + 1); 8332 fprintf (file, _(" link time : %s\n"), 8333 vms_time_to_str (eihi.linktime)); 8334 fprintf (file, _(" image ident : %.*s\n"), 8335 eihi.imgid[0], eihi.imgid + 1); 8336 fprintf (file, _(" linker ident : %.*s\n"), 8337 eihi.linkid[0], eihi.linkid + 1); 8338 fprintf (file, _(" image build ident: %.*s\n"), 8339 eihi.imgbid[0], eihi.imgbid + 1); 8340 } 8341 if (eihs_off != 0) 8342 { 8343 struct vms_eihs eihs; 8344 8345 if (bfd_seek (abfd, eihs_off, SEEK_SET) 8346 || bfd_read (&eihs, sizeof (eihs), abfd) != sizeof (eihs)) 8347 { 8348 fprintf (file, _("cannot read EIHS\n")); 8349 return; 8350 } 8351 /* xgettext:c-format */ 8352 fprintf (file, _("Image symbol & debug table: (major: %u, minor: %u)\n"), 8353 (unsigned)bfd_getl32 (eihs.majorid), 8354 (unsigned)bfd_getl32 (eihs.minorid)); 8355 dst_vbn = bfd_getl32 (eihs.dstvbn); 8356 dst_size = bfd_getl32 (eihs.dstsize); 8357 /* xgettext:c-format */ 8358 fprintf (file, _(" debug symbol table : vbn: %u, size: %u (0x%x)\n"), 8359 dst_vbn, dst_size, dst_size); 8360 gst_vbn = bfd_getl32 (eihs.gstvbn); 8361 gst_size = bfd_getl32 (eihs.gstsize); 8362 /* xgettext:c-format */ 8363 fprintf (file, _(" global symbol table: vbn: %u, records: %u\n"), 8364 gst_vbn, gst_size); 8365 dmt_vbn = bfd_getl32 (eihs.dmtvbn); 8366 dmt_size = bfd_getl32 (eihs.dmtsize); 8367 /* xgettext:c-format */ 8368 fprintf (file, _(" debug module table : vbn: %u, size: %u\n"), 8369 dmt_vbn, dmt_size); 8370 } 8371 while (eisd_off != 0) 8372 { 8373 struct vms_eisd eisd; 8374 unsigned int len; 8375 8376 while (1) 8377 { 8378 if (bfd_seek (abfd, eisd_off, SEEK_SET) 8379 || bfd_read (&eisd, sizeof (eisd), abfd) != sizeof (eisd)) 8380 { 8381 fprintf (file, _("cannot read EISD\n")); 8382 return; 8383 } 8384 len = (unsigned)bfd_getl32 (eisd.eisdsize); 8385 if (len != (unsigned)-1) 8386 break; 8387 8388 /* Next block. */ 8389 eisd_off = (eisd_off + VMS_BLOCK_SIZE) & ~(VMS_BLOCK_SIZE - 1); 8390 } 8391 /* xgettext:c-format */ 8392 fprintf (file, _("Image section descriptor: (major: %u, minor: %u, " 8393 "size: %u, offset: %u)\n"), 8394 (unsigned)bfd_getl32 (eisd.majorid), 8395 (unsigned)bfd_getl32 (eisd.minorid), 8396 len, eisd_off); 8397 if (len == 0) 8398 break; 8399 /* xgettext:c-format */ 8400 fprintf (file, _(" section: base: 0x%08x%08x size: 0x%08x\n"), 8401 (unsigned)bfd_getl32 (eisd.virt_addr + 4), 8402 (unsigned)bfd_getl32 (eisd.virt_addr + 0), 8403 (unsigned)bfd_getl32 (eisd.secsize)); 8404 val = (unsigned)bfd_getl32 (eisd.flags); 8405 fprintf (file, _(" flags: 0x%04x"), val); 8406 if (val & EISD__M_GBL) 8407 fprintf (file, " GBL"); 8408 if (val & EISD__M_CRF) 8409 fprintf (file, " CRF"); 8410 if (val & EISD__M_DZRO) 8411 fprintf (file, " DZRO"); 8412 if (val & EISD__M_WRT) 8413 fprintf (file, " WRT"); 8414 if (val & EISD__M_INITALCODE) 8415 fprintf (file, " INITALCODE"); 8416 if (val & EISD__M_BASED) 8417 fprintf (file, " BASED"); 8418 if (val & EISD__M_FIXUPVEC) 8419 fprintf (file, " FIXUPVEC"); 8420 if (val & EISD__M_RESIDENT) 8421 fprintf (file, " RESIDENT"); 8422 if (val & EISD__M_VECTOR) 8423 fprintf (file, " VECTOR"); 8424 if (val & EISD__M_PROTECT) 8425 fprintf (file, " PROTECT"); 8426 if (val & EISD__M_LASTCLU) 8427 fprintf (file, " LASTCLU"); 8428 if (val & EISD__M_EXE) 8429 fprintf (file, " EXE"); 8430 if (val & EISD__M_NONSHRADR) 8431 fprintf (file, " NONSHRADR"); 8432 if (val & EISD__M_QUAD_LENGTH) 8433 fprintf (file, " QUAD_LENGTH"); 8434 if (val & EISD__M_ALLOC_64BIT) 8435 fprintf (file, " ALLOC_64BIT"); 8436 fprintf (file, "\n"); 8437 if (val & EISD__M_FIXUPVEC) 8438 { 8439 eiaf_vbn = bfd_getl32 (eisd.vbn); 8440 eiaf_size = bfd_getl32 (eisd.secsize); 8441 } 8442 /* xgettext:c-format */ 8443 fprintf (file, _(" vbn: %u, pfc: %u, matchctl: %u type: %u ("), 8444 (unsigned)bfd_getl32 (eisd.vbn), 8445 eisd.pfc, eisd.matchctl, eisd.type); 8446 switch (eisd.type) 8447 { 8448 case EISD__K_NORMAL: 8449 fputs (_("NORMAL"), file); 8450 break; 8451 case EISD__K_SHRFXD: 8452 fputs (_("SHRFXD"), file); 8453 break; 8454 case EISD__K_PRVFXD: 8455 fputs (_("PRVFXD"), file); 8456 break; 8457 case EISD__K_SHRPIC: 8458 fputs (_("SHRPIC"), file); 8459 break; 8460 case EISD__K_PRVPIC: 8461 fputs (_("PRVPIC"), file); 8462 break; 8463 case EISD__K_USRSTACK: 8464 fputs (_("USRSTACK"), file); 8465 break; 8466 default: 8467 fputs (_("*unknown*"), file); 8468 break; 8469 } 8470 fputs (_(")\n"), file); 8471 if (val & EISD__M_GBL) 8472 /* xgettext:c-format */ 8473 fprintf (file, _(" ident: 0x%08x, name: %.*s\n"), 8474 (unsigned)bfd_getl32 (eisd.ident), 8475 eisd.gblnam[0], eisd.gblnam + 1); 8476 eisd_off += len; 8477 } 8478 8479 if (dmt_vbn != 0) 8480 { 8481 if (bfd_seek (abfd, (file_ptr) (dmt_vbn - 1) * VMS_BLOCK_SIZE, SEEK_SET)) 8482 { 8483 fprintf (file, _("cannot read DMT\n")); 8484 return; 8485 } 8486 8487 fprintf (file, _("Debug module table:\n")); 8488 8489 while (dmt_size > 0) 8490 { 8491 struct vms_dmt_header dmth; 8492 unsigned int count; 8493 8494 if (bfd_read (&dmth, sizeof (dmth), abfd) != sizeof (dmth)) 8495 { 8496 fprintf (file, _("cannot read DMT header\n")); 8497 return; 8498 } 8499 count = bfd_getl16 (dmth.psect_count); 8500 fprintf (file, 8501 /* xgettext:c-format */ 8502 _(" module offset: 0x%08x, size: 0x%08x, (%u psects)\n"), 8503 (unsigned)bfd_getl32 (dmth.modbeg), 8504 (unsigned)bfd_getl32 (dmth.size), count); 8505 dmt_size -= sizeof (dmth); 8506 while (count > 0) 8507 { 8508 struct vms_dmt_psect dmtp; 8509 8510 if (bfd_read (&dmtp, sizeof (dmtp), abfd) != sizeof (dmtp)) 8511 { 8512 fprintf (file, _("cannot read DMT psect\n")); 8513 return; 8514 } 8515 /* xgettext:c-format */ 8516 fprintf (file, _(" psect start: 0x%08x, length: %u\n"), 8517 (unsigned)bfd_getl32 (dmtp.start), 8518 (unsigned)bfd_getl32 (dmtp.length)); 8519 count--; 8520 dmt_size -= sizeof (dmtp); 8521 } 8522 } 8523 } 8524 8525 if (dst_vbn != 0) 8526 { 8527 if (bfd_seek (abfd, (file_ptr) (dst_vbn - 1) * VMS_BLOCK_SIZE, SEEK_SET)) 8528 { 8529 fprintf (file, _("cannot read DST\n")); 8530 return; 8531 } 8532 8533 evax_bfd_print_dst (abfd, dst_size, file); 8534 } 8535 if (gst_vbn != 0) 8536 { 8537 if (bfd_seek (abfd, (file_ptr) (gst_vbn - 1) * VMS_BLOCK_SIZE, SEEK_SET)) 8538 { 8539 fprintf (file, _("cannot read GST\n")); 8540 return; 8541 } 8542 8543 fprintf (file, _("Global symbol table:\n")); 8544 evax_bfd_print_eobj (abfd, file); 8545 } 8546 if (eiaf_vbn != 0 && eiaf_size >= sizeof (struct vms_eiaf)) 8547 { 8548 unsigned char *buf; 8549 struct vms_eiaf *eiaf; 8550 unsigned int qrelfixoff; 8551 unsigned int lrelfixoff; 8552 unsigned int qdotadroff; 8553 unsigned int ldotadroff; 8554 unsigned int shrimgcnt; 8555 unsigned int shlstoff; 8556 unsigned int codeadroff; 8557 unsigned int lpfixoff; 8558 unsigned int chgprtoff; 8559 file_ptr f_off = (file_ptr) (eiaf_vbn - 1) * VMS_BLOCK_SIZE; 8560 8561 if (bfd_seek (abfd, f_off, SEEK_SET) != 0 8562 || (buf = _bfd_malloc_and_read (abfd, eiaf_size, eiaf_size)) == NULL) 8563 { 8564 fprintf (file, _("cannot read EIHA\n")); 8565 return; 8566 } 8567 eiaf = (struct vms_eiaf *)buf; 8568 fprintf (file, 8569 /* xgettext:c-format */ 8570 _("Image activator fixup: (major: %u, minor: %u)\n"), 8571 (unsigned)bfd_getl32 (eiaf->majorid), 8572 (unsigned)bfd_getl32 (eiaf->minorid)); 8573 /* xgettext:c-format */ 8574 fprintf (file, _(" iaflink : 0x%08x %08x\n"), 8575 (unsigned)bfd_getl32 (eiaf->iaflink + 0), 8576 (unsigned)bfd_getl32 (eiaf->iaflink + 4)); 8577 /* xgettext:c-format */ 8578 fprintf (file, _(" fixuplnk: 0x%08x %08x\n"), 8579 (unsigned)bfd_getl32 (eiaf->fixuplnk + 0), 8580 (unsigned)bfd_getl32 (eiaf->fixuplnk + 4)); 8581 fprintf (file, _(" size : %u\n"), 8582 (unsigned)bfd_getl32 (eiaf->size)); 8583 fprintf (file, _(" flags: 0x%08x\n"), 8584 (unsigned)bfd_getl32 (eiaf->flags)); 8585 qrelfixoff = bfd_getl32 (eiaf->qrelfixoff); 8586 lrelfixoff = bfd_getl32 (eiaf->lrelfixoff); 8587 /* xgettext:c-format */ 8588 fprintf (file, _(" qrelfixoff: %5u, lrelfixoff: %5u\n"), 8589 qrelfixoff, lrelfixoff); 8590 qdotadroff = bfd_getl32 (eiaf->qdotadroff); 8591 ldotadroff = bfd_getl32 (eiaf->ldotadroff); 8592 /* xgettext:c-format */ 8593 fprintf (file, _(" qdotadroff: %5u, ldotadroff: %5u\n"), 8594 qdotadroff, ldotadroff); 8595 codeadroff = bfd_getl32 (eiaf->codeadroff); 8596 lpfixoff = bfd_getl32 (eiaf->lpfixoff); 8597 /* xgettext:c-format */ 8598 fprintf (file, _(" codeadroff: %5u, lpfixoff : %5u\n"), 8599 codeadroff, lpfixoff); 8600 chgprtoff = bfd_getl32 (eiaf->chgprtoff); 8601 fprintf (file, _(" chgprtoff : %5u\n"), chgprtoff); 8602 shrimgcnt = bfd_getl32 (eiaf->shrimgcnt); 8603 shlstoff = bfd_getl32 (eiaf->shlstoff); 8604 /* xgettext:c-format */ 8605 fprintf (file, _(" shlstoff : %5u, shrimgcnt : %5u\n"), 8606 shlstoff, shrimgcnt); 8607 /* xgettext:c-format */ 8608 fprintf (file, _(" shlextra : %5u, permctx : %5u\n"), 8609 (unsigned)bfd_getl32 (eiaf->shlextra), 8610 (unsigned)bfd_getl32 (eiaf->permctx)); 8611 fprintf (file, _(" base_va : 0x%08x\n"), 8612 (unsigned)bfd_getl32 (eiaf->base_va)); 8613 fprintf (file, _(" lppsbfixoff: %5u\n"), 8614 (unsigned)bfd_getl32 (eiaf->lppsbfixoff)); 8615 8616 if (shlstoff) 8617 { 8618 unsigned int j; 8619 8620 fprintf (file, _(" Shareable images:\n")); 8621 for (j = 0; 8622 j < shrimgcnt && shlstoff <= eiaf_size - sizeof (struct vms_shl); 8623 j++, shlstoff += sizeof (struct vms_shl)) 8624 { 8625 struct vms_shl *shl = (struct vms_shl *) (buf + shlstoff); 8626 fprintf (file, 8627 /* xgettext:c-format */ 8628 _(" %u: size: %u, flags: 0x%02x, name: %.*s\n"), 8629 j, shl->size, shl->flags, 8630 shl->imgnam[0], shl->imgnam + 1); 8631 } 8632 } 8633 if (qrelfixoff != 0) 8634 { 8635 fprintf (file, _(" quad-word relocation fixups:\n")); 8636 evax_bfd_print_relocation_records (file, buf, eiaf_size, 8637 qrelfixoff, 8); 8638 } 8639 if (lrelfixoff != 0) 8640 { 8641 fprintf (file, _(" long-word relocation fixups:\n")); 8642 evax_bfd_print_relocation_records (file, buf, eiaf_size, 8643 lrelfixoff, 4); 8644 } 8645 if (qdotadroff != 0) 8646 { 8647 fprintf (file, _(" quad-word .address reference fixups:\n")); 8648 evax_bfd_print_address_fixups (file, buf, eiaf_size, qdotadroff); 8649 } 8650 if (ldotadroff != 0) 8651 { 8652 fprintf (file, _(" long-word .address reference fixups:\n")); 8653 evax_bfd_print_address_fixups (file, buf, eiaf_size, ldotadroff); 8654 } 8655 if (codeadroff != 0) 8656 { 8657 fprintf (file, _(" Code Address Reference Fixups:\n")); 8658 evax_bfd_print_reference_fixups (file, buf, eiaf_size, codeadroff); 8659 } 8660 if (lpfixoff != 0) 8661 { 8662 fprintf (file, _(" Linkage Pairs Reference Fixups:\n")); 8663 evax_bfd_print_reference_fixups (file, buf, eiaf_size, lpfixoff); 8664 } 8665 if (chgprtoff && chgprtoff <= eiaf_size - 4) 8666 { 8667 unsigned int count = (unsigned) bfd_getl32 (buf + chgprtoff); 8668 unsigned int j; 8669 8670 fprintf (file, _(" Change Protection (%u entries):\n"), count); 8671 for (j = 0, chgprtoff += 4; 8672 j < count && chgprtoff <= eiaf_size - sizeof (struct vms_eicp); 8673 j++, chgprtoff += sizeof (struct vms_eicp)) 8674 { 8675 struct vms_eicp *eicp = (struct vms_eicp *) (buf + chgprtoff); 8676 unsigned int prot = bfd_getl32 (eicp->newprt); 8677 fprintf (file, 8678 /* xgettext:c-format */ 8679 _(" base: 0x%08x %08x, size: 0x%08x, prot: 0x%08x "), 8680 (unsigned) bfd_getl32 (eicp->baseva + 4), 8681 (unsigned) bfd_getl32 (eicp->baseva + 0), 8682 (unsigned) bfd_getl32 (eicp->size), 8683 (unsigned) bfd_getl32 (eicp->newprt)); 8684 switch (prot) 8685 { 8686 case PRT__C_NA: 8687 fprintf (file, "NA"); 8688 break; 8689 case PRT__C_RESERVED: 8690 fprintf (file, "RES"); 8691 break; 8692 case PRT__C_KW: 8693 fprintf (file, "KW"); 8694 break; 8695 case PRT__C_KR: 8696 fprintf (file, "KR"); 8697 break; 8698 case PRT__C_UW: 8699 fprintf (file, "UW"); 8700 break; 8701 case PRT__C_EW: 8702 fprintf (file, "EW"); 8703 break; 8704 case PRT__C_ERKW: 8705 fprintf (file, "ERKW"); 8706 break; 8707 case PRT__C_ER: 8708 fprintf (file, "ER"); 8709 break; 8710 case PRT__C_SW: 8711 fprintf (file, "SW"); 8712 break; 8713 case PRT__C_SREW: 8714 fprintf (file, "SREW"); 8715 break; 8716 case PRT__C_SRKW: 8717 fprintf (file, "SRKW"); 8718 break; 8719 case PRT__C_SR: 8720 fprintf (file, "SR"); 8721 break; 8722 case PRT__C_URSW: 8723 fprintf (file, "URSW"); 8724 break; 8725 case PRT__C_UREW: 8726 fprintf (file, "UREW"); 8727 break; 8728 case PRT__C_URKW: 8729 fprintf (file, "URKW"); 8730 break; 8731 case PRT__C_UR: 8732 fprintf (file, "UR"); 8733 break; 8734 default: 8735 fputs ("??", file); 8736 break; 8737 } 8738 fputc ('\n', file); 8739 } 8740 } 8741 free (buf); 8742 } 8743 } 8744 8745 static bool 8746 vms_bfd_print_private_bfd_data (bfd *abfd, void *ptr) 8747 { 8748 FILE *file = (FILE *)ptr; 8749 8750 if (bfd_get_file_flags (abfd) & (EXEC_P | DYNAMIC)) 8751 evax_bfd_print_image (abfd, file); 8752 else 8753 { 8754 if (bfd_seek (abfd, 0, SEEK_SET)) 8755 return false; 8756 evax_bfd_print_eobj (abfd, file); 8757 } 8758 return true; 8759 } 8760 8761 /* Linking. */ 8762 8763 /* Slurp ETIR/EDBG/ETBT VMS object records. */ 8764 8765 static bool 8766 alpha_vms_read_sections_content (bfd *abfd, struct bfd_link_info *info) 8767 { 8768 asection *cur_section; 8769 file_ptr cur_offset; 8770 asection *dst_section; 8771 file_ptr dst_offset; 8772 8773 if (bfd_seek (abfd, 0, SEEK_SET) != 0) 8774 return false; 8775 8776 cur_section = NULL; 8777 cur_offset = 0; 8778 8779 dst_section = PRIV (dst_section); 8780 dst_offset = 0; 8781 if (info) 8782 { 8783 if (info->strip == strip_all || info->strip == strip_debugger) 8784 { 8785 /* Discard the DST section. */ 8786 dst_offset = 0; 8787 dst_section = NULL; 8788 } 8789 else if (dst_section) 8790 { 8791 dst_offset = dst_section->output_offset; 8792 dst_section = dst_section->output_section; 8793 } 8794 } 8795 8796 while (1) 8797 { 8798 int type; 8799 bool res; 8800 8801 type = _bfd_vms_get_object_record (abfd); 8802 if (type < 0) 8803 { 8804 vms_debug2 ((2, "next_record failed\n")); 8805 return false; 8806 } 8807 switch (type) 8808 { 8809 case EOBJ__C_ETIR: 8810 PRIV (image_section) = cur_section; 8811 PRIV (image_offset) = cur_offset; 8812 res = _bfd_vms_slurp_etir (abfd, info); 8813 cur_section = PRIV (image_section); 8814 cur_offset = PRIV (image_offset); 8815 break; 8816 case EOBJ__C_EDBG: 8817 case EOBJ__C_ETBT: 8818 if (dst_section == NULL) 8819 continue; 8820 PRIV (image_section) = dst_section; 8821 PRIV (image_offset) = dst_offset; 8822 res = _bfd_vms_slurp_etir (abfd, info); 8823 dst_offset = PRIV (image_offset); 8824 break; 8825 case EOBJ__C_EEOM: 8826 return true; 8827 default: 8828 continue; 8829 } 8830 if (!res) 8831 { 8832 vms_debug2 ((2, "slurp eobj type %d failed\n", type)); 8833 return false; 8834 } 8835 } 8836 } 8837 8838 static int 8839 alpha_vms_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED, 8840 struct bfd_link_info *info ATTRIBUTE_UNUSED) 8841 { 8842 return 0; 8843 } 8844 8845 /* Add a linkage pair fixup at address SECT + OFFSET to SHLIB. */ 8846 8847 static bool 8848 alpha_vms_add_fixup_lp (struct bfd_link_info *info, bfd *src, bfd *shlib) 8849 { 8850 struct alpha_vms_shlib_el *sl; 8851 asection *sect = PRIV2 (src, image_section); 8852 file_ptr offset = PRIV2 (src, image_offset); 8853 bfd_vma *p; 8854 8855 sl = &VEC_EL (alpha_vms_link_hash (info)->shrlibs, 8856 struct alpha_vms_shlib_el, PRIV2 (shlib, shr_index)); 8857 sl->has_fixups = true; 8858 p = VEC_APPEND (sl->lp, bfd_vma); 8859 if (p == NULL) 8860 return false; 8861 *p = sect->output_section->vma + sect->output_offset + offset; 8862 sect->output_section->flags |= SEC_RELOC; 8863 return true; 8864 } 8865 8866 /* Add a code address fixup at address SECT + OFFSET to SHLIB. */ 8867 8868 static bool 8869 alpha_vms_add_fixup_ca (struct bfd_link_info *info, bfd *src, bfd *shlib) 8870 { 8871 struct alpha_vms_shlib_el *sl; 8872 asection *sect = PRIV2 (src, image_section); 8873 file_ptr offset = PRIV2 (src, image_offset); 8874 bfd_vma *p; 8875 8876 sl = &VEC_EL (alpha_vms_link_hash (info)->shrlibs, 8877 struct alpha_vms_shlib_el, PRIV2 (shlib, shr_index)); 8878 sl->has_fixups = true; 8879 p = VEC_APPEND (sl->ca, bfd_vma); 8880 if (p == NULL) 8881 return false; 8882 *p = sect->output_section->vma + sect->output_offset + offset; 8883 sect->output_section->flags |= SEC_RELOC; 8884 return true; 8885 } 8886 8887 /* Add a quad word relocation fixup at address SECT + OFFSET to SHLIB. */ 8888 8889 static bool 8890 alpha_vms_add_fixup_qr (struct bfd_link_info *info, bfd *src, 8891 bfd *shlib, bfd_vma vec) 8892 { 8893 struct alpha_vms_shlib_el *sl; 8894 struct alpha_vms_vma_ref *r; 8895 asection *sect = PRIV2 (src, image_section); 8896 file_ptr offset = PRIV2 (src, image_offset); 8897 8898 sl = &VEC_EL (alpha_vms_link_hash (info)->shrlibs, 8899 struct alpha_vms_shlib_el, PRIV2 (shlib, shr_index)); 8900 sl->has_fixups = true; 8901 r = VEC_APPEND (sl->qr, struct alpha_vms_vma_ref); 8902 if (r == NULL) 8903 return false; 8904 r->vma = sect->output_section->vma + sect->output_offset + offset; 8905 r->ref = vec; 8906 sect->output_section->flags |= SEC_RELOC; 8907 return true; 8908 } 8909 8910 static bool 8911 alpha_vms_add_fixup_lr (struct bfd_link_info *info ATTRIBUTE_UNUSED, 8912 unsigned int shr ATTRIBUTE_UNUSED, 8913 bfd_vma vec ATTRIBUTE_UNUSED) 8914 { 8915 /* Not yet supported. */ 8916 return false; 8917 } 8918 8919 /* Add relocation. FIXME: Not yet emitted. */ 8920 8921 static bool 8922 alpha_vms_add_lw_reloc (struct bfd_link_info *info ATTRIBUTE_UNUSED) 8923 { 8924 return false; 8925 } 8926 8927 static bool 8928 alpha_vms_add_qw_reloc (struct bfd_link_info *info ATTRIBUTE_UNUSED) 8929 { 8930 return false; 8931 } 8932 8933 static struct bfd_hash_entry * 8934 alpha_vms_link_hash_newfunc (struct bfd_hash_entry *entry, 8935 struct bfd_hash_table *table, 8936 const char *string) 8937 { 8938 struct alpha_vms_link_hash_entry *ret = 8939 (struct alpha_vms_link_hash_entry *) entry; 8940 8941 /* Allocate the structure if it has not already been allocated by a 8942 subclass. */ 8943 if (ret == NULL) 8944 ret = ((struct alpha_vms_link_hash_entry *) 8945 bfd_hash_allocate (table, 8946 sizeof (struct alpha_vms_link_hash_entry))); 8947 if (ret == NULL) 8948 return NULL; 8949 8950 /* Call the allocation method of the superclass. */ 8951 ret = ((struct alpha_vms_link_hash_entry *) 8952 _bfd_link_hash_newfunc ((struct bfd_hash_entry *) ret, 8953 table, string)); 8954 8955 ret->sym = NULL; 8956 8957 return (struct bfd_hash_entry *) ret; 8958 } 8959 8960 static void 8961 alpha_vms_bfd_link_hash_table_free (bfd *abfd) 8962 { 8963 struct alpha_vms_link_hash_table *t; 8964 unsigned i; 8965 8966 t = (struct alpha_vms_link_hash_table *) abfd->link.hash; 8967 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 8968 { 8969 struct alpha_vms_shlib_el *shlib; 8970 8971 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 8972 free (&VEC_EL (shlib->ca, bfd_vma, 0)); 8973 free (&VEC_EL (shlib->lp, bfd_vma, 0)); 8974 free (&VEC_EL (shlib->qr, struct alpha_vms_vma_ref, 0)); 8975 } 8976 free (&VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, 0)); 8977 8978 _bfd_generic_link_hash_table_free (abfd); 8979 } 8980 8981 /* Create an Alpha/VMS link hash table. */ 8982 8983 static struct bfd_link_hash_table * 8984 alpha_vms_bfd_link_hash_table_create (bfd *abfd) 8985 { 8986 struct alpha_vms_link_hash_table *ret; 8987 size_t amt = sizeof (struct alpha_vms_link_hash_table); 8988 8989 ret = (struct alpha_vms_link_hash_table *) bfd_malloc (amt); 8990 if (ret == NULL) 8991 return NULL; 8992 if (!_bfd_link_hash_table_init (&ret->root, abfd, 8993 alpha_vms_link_hash_newfunc, 8994 sizeof (struct alpha_vms_link_hash_entry))) 8995 { 8996 free (ret); 8997 return NULL; 8998 } 8999 9000 VEC_INIT (ret->shrlibs); 9001 ret->fixup = NULL; 9002 ret->root.hash_table_free = alpha_vms_bfd_link_hash_table_free; 9003 9004 return &ret->root; 9005 } 9006 9007 static bool 9008 alpha_vms_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info) 9009 { 9010 unsigned int i; 9011 9012 for (i = 0; i < PRIV (gsd_sym_count); i++) 9013 { 9014 struct vms_symbol_entry *e = PRIV (syms)[i]; 9015 struct alpha_vms_link_hash_entry *h; 9016 struct bfd_link_hash_entry *h_root; 9017 asymbol sym; 9018 9019 if (!alpha_vms_convert_symbol (abfd, e, &sym)) 9020 return false; 9021 9022 if ((e->flags & EGSY__V_DEF) && abfd->selective_search) 9023 { 9024 /* In selective_search mode, only add definition that are 9025 required. */ 9026 h = (struct alpha_vms_link_hash_entry *)bfd_link_hash_lookup 9027 (info->hash, sym.name, false, false, false); 9028 if (h == NULL || h->root.type != bfd_link_hash_undefined) 9029 continue; 9030 } 9031 else 9032 h = NULL; 9033 9034 h_root = (struct bfd_link_hash_entry *) h; 9035 if (!_bfd_generic_link_add_one_symbol (info, abfd, sym.name, sym.flags, 9036 sym.section, sym.value, NULL, 9037 false, false, &h_root)) 9038 return false; 9039 h = (struct alpha_vms_link_hash_entry *) h_root; 9040 9041 if ((e->flags & EGSY__V_DEF) 9042 && h->sym == NULL 9043 && abfd->xvec == info->output_bfd->xvec) 9044 h->sym = e; 9045 } 9046 9047 if (abfd->flags & DYNAMIC) 9048 { 9049 struct alpha_vms_shlib_el *shlib; 9050 9051 /* We do not want to include any of the sections in a dynamic 9052 object in the output file. See comment in elflink.c. */ 9053 bfd_section_list_clear (abfd); 9054 9055 shlib = VEC_APPEND (alpha_vms_link_hash (info)->shrlibs, 9056 struct alpha_vms_shlib_el); 9057 if (shlib == NULL) 9058 return false; 9059 shlib->abfd = abfd; 9060 VEC_INIT (shlib->ca); 9061 VEC_INIT (shlib->lp); 9062 VEC_INIT (shlib->qr); 9063 PRIV (shr_index) = VEC_COUNT (alpha_vms_link_hash (info)->shrlibs) - 1; 9064 } 9065 9066 return true; 9067 } 9068 9069 static bool 9070 alpha_vms_link_add_archive_symbols (bfd *abfd, struct bfd_link_info *info) 9071 { 9072 int pass; 9073 struct bfd_link_hash_entry **pundef; 9074 struct bfd_link_hash_entry **next_pundef; 9075 9076 /* We only accept VMS libraries. */ 9077 if (info->output_bfd->xvec != abfd->xvec) 9078 { 9079 bfd_set_error (bfd_error_wrong_format); 9080 return false; 9081 } 9082 9083 /* The archive_pass field in the archive itself is used to 9084 initialize PASS, since we may search the same archive multiple 9085 times. */ 9086 pass = ++abfd->archive_pass; 9087 9088 /* Look through the list of undefined symbols. */ 9089 for (pundef = &info->hash->undefs; *pundef != NULL; pundef = next_pundef) 9090 { 9091 struct bfd_link_hash_entry *h; 9092 symindex symidx; 9093 bfd *element; 9094 bfd *orig_element; 9095 9096 h = *pundef; 9097 next_pundef = &(*pundef)->u.undef.next; 9098 9099 /* When a symbol is defined, it is not necessarily removed from 9100 the list. */ 9101 if (h->type != bfd_link_hash_undefined 9102 && h->type != bfd_link_hash_common) 9103 { 9104 /* Remove this entry from the list, for general cleanliness 9105 and because we are going to look through the list again 9106 if we search any more libraries. We can't remove the 9107 entry if it is the tail, because that would lose any 9108 entries we add to the list later on. */ 9109 if (*pundef != info->hash->undefs_tail) 9110 { 9111 *pundef = *next_pundef; 9112 next_pundef = pundef; 9113 } 9114 continue; 9115 } 9116 9117 /* Look for this symbol in the archive hash table. */ 9118 symidx = _bfd_vms_lib_find_symbol (abfd, h->root.string); 9119 if (symidx == BFD_NO_MORE_SYMBOLS) 9120 { 9121 /* Nothing in this slot. */ 9122 continue; 9123 } 9124 9125 element = bfd_get_elt_at_index (abfd, symidx); 9126 if (element == NULL) 9127 return false; 9128 9129 if (element->archive_pass == -1 || element->archive_pass == pass) 9130 { 9131 /* Next symbol if this archive is wrong or already handled. */ 9132 continue; 9133 } 9134 9135 if (! bfd_check_format (element, bfd_object)) 9136 { 9137 element->archive_pass = -1; 9138 return false; 9139 } 9140 9141 orig_element = element; 9142 if (bfd_is_thin_archive (abfd)) 9143 { 9144 element = _bfd_vms_lib_get_imagelib_file (element); 9145 if (element == NULL || !bfd_check_format (element, bfd_object)) 9146 { 9147 orig_element->archive_pass = -1; 9148 return false; 9149 } 9150 } 9151 9152 /* Unlike the generic linker, we know that this element provides 9153 a definition for an undefined symbol and we know that we want 9154 to include it. We don't need to check anything. */ 9155 if (!(*info->callbacks 9156 ->add_archive_element) (info, element, h->root.string, &element)) 9157 continue; 9158 if (!alpha_vms_link_add_object_symbols (element, info)) 9159 return false; 9160 9161 orig_element->archive_pass = pass; 9162 } 9163 9164 return true; 9165 } 9166 9167 static bool 9168 alpha_vms_bfd_link_add_symbols (bfd *abfd, struct bfd_link_info *info) 9169 { 9170 switch (bfd_get_format (abfd)) 9171 { 9172 case bfd_object: 9173 vms_debug2 ((2, "vms_link_add_symbols for object %s\n", 9174 abfd->filename)); 9175 return alpha_vms_link_add_object_symbols (abfd, info); 9176 break; 9177 case bfd_archive: 9178 vms_debug2 ((2, "vms_link_add_symbols for archive %s\n", 9179 abfd->filename)); 9180 return alpha_vms_link_add_archive_symbols (abfd, info); 9181 break; 9182 default: 9183 bfd_set_error (bfd_error_wrong_format); 9184 return false; 9185 } 9186 } 9187 9188 static bool 9189 alpha_vms_build_fixups (struct bfd_link_info *info) 9190 { 9191 struct alpha_vms_link_hash_table *t = alpha_vms_link_hash (info); 9192 unsigned char *content; 9193 unsigned int i; 9194 unsigned int sz = 0; 9195 unsigned int lp_sz = 0; 9196 unsigned int ca_sz = 0; 9197 unsigned int qr_sz = 0; 9198 unsigned int shrimg_cnt = 0; 9199 unsigned int chgprt_num = 0; 9200 unsigned int chgprt_sz = 0; 9201 struct vms_eiaf *eiaf; 9202 unsigned int off; 9203 asection *sec; 9204 9205 /* Shared libraries. */ 9206 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 9207 { 9208 struct alpha_vms_shlib_el *shlib; 9209 9210 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 9211 9212 if (!shlib->has_fixups) 9213 continue; 9214 9215 shrimg_cnt++; 9216 9217 if (VEC_COUNT (shlib->ca) > 0) 9218 { 9219 /* Header + entries. */ 9220 ca_sz += 8; 9221 ca_sz += VEC_COUNT (shlib->ca) * 4; 9222 } 9223 if (VEC_COUNT (shlib->lp) > 0) 9224 { 9225 /* Header + entries. */ 9226 lp_sz += 8; 9227 lp_sz += VEC_COUNT (shlib->lp) * 4; 9228 } 9229 if (VEC_COUNT (shlib->qr) > 0) 9230 { 9231 /* Header + entries. */ 9232 qr_sz += 8; 9233 qr_sz += VEC_COUNT (shlib->qr) * 8; 9234 } 9235 } 9236 /* Add markers. */ 9237 if (ca_sz > 0) 9238 ca_sz += 8; 9239 if (lp_sz > 0) 9240 lp_sz += 8; 9241 if (qr_sz > 0) 9242 qr_sz += 8; 9243 9244 /* Finish now if there is no content. */ 9245 if (ca_sz + lp_sz + qr_sz == 0) 9246 return true; 9247 9248 /* Add an eicp entry for the fixup itself. */ 9249 chgprt_num = 1; 9250 for (sec = info->output_bfd->sections; sec != NULL; sec = sec->next) 9251 { 9252 /* This isect could be made RO or EXE after relocations are applied. */ 9253 if ((sec->flags & SEC_RELOC) != 0 9254 && (sec->flags & (SEC_CODE | SEC_READONLY)) != 0) 9255 chgprt_num++; 9256 } 9257 chgprt_sz = 4 + chgprt_num * sizeof (struct vms_eicp); 9258 9259 /* Allocate section content (round-up size) */ 9260 sz = sizeof (struct vms_eiaf) + shrimg_cnt * sizeof (struct vms_shl) 9261 + ca_sz + lp_sz + qr_sz + chgprt_sz; 9262 sz = (sz + VMS_BLOCK_SIZE - 1) & ~(VMS_BLOCK_SIZE - 1); 9263 content = bfd_zalloc (info->output_bfd, sz); 9264 if (content == NULL) 9265 return false; 9266 9267 sec = alpha_vms_link_hash (info)->fixup; 9268 sec->contents = content; 9269 sec->size = sz; 9270 9271 eiaf = (struct vms_eiaf *)content; 9272 off = sizeof (struct vms_eiaf); 9273 bfd_putl32 (0, eiaf->majorid); 9274 bfd_putl32 (0, eiaf->minorid); 9275 bfd_putl32 (0, eiaf->iaflink); 9276 bfd_putl32 (0, eiaf->fixuplnk); 9277 bfd_putl32 (sizeof (struct vms_eiaf), eiaf->size); 9278 bfd_putl32 (0, eiaf->flags); 9279 bfd_putl32 (0, eiaf->qrelfixoff); 9280 bfd_putl32 (0, eiaf->lrelfixoff); 9281 bfd_putl32 (0, eiaf->qdotadroff); 9282 bfd_putl32 (0, eiaf->ldotadroff); 9283 bfd_putl32 (0, eiaf->codeadroff); 9284 bfd_putl32 (0, eiaf->lpfixoff); 9285 bfd_putl32 (0, eiaf->chgprtoff); 9286 bfd_putl32 (shrimg_cnt ? off : 0, eiaf->shlstoff); 9287 bfd_putl32 (shrimg_cnt, eiaf->shrimgcnt); 9288 bfd_putl32 (0, eiaf->shlextra); 9289 bfd_putl32 (0, eiaf->permctx); 9290 bfd_putl32 (0, eiaf->base_va); 9291 bfd_putl32 (0, eiaf->lppsbfixoff); 9292 9293 if (shrimg_cnt) 9294 { 9295 shrimg_cnt = 0; 9296 9297 /* Write shl. */ 9298 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 9299 { 9300 struct alpha_vms_shlib_el *shlib; 9301 struct vms_shl *shl; 9302 9303 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 9304 9305 if (!shlib->has_fixups) 9306 continue; 9307 9308 /* Renumber shared images. */ 9309 PRIV2 (shlib->abfd, shr_index) = shrimg_cnt++; 9310 9311 shl = (struct vms_shl *)(content + off); 9312 bfd_putl32 (0, shl->baseva); 9313 bfd_putl32 (0, shl->shlptr); 9314 bfd_putl32 (0, shl->ident); 9315 bfd_putl32 (0, shl->permctx); 9316 shl->size = sizeof (struct vms_shl); 9317 bfd_putl16 (0, shl->fill_1); 9318 shl->flags = 0; 9319 bfd_putl32 (0, shl->icb); 9320 shl->imgnam[0] = strlen (PRIV2 (shlib->abfd, hdr_data.hdr_t_name)); 9321 memcpy (shl->imgnam + 1, PRIV2 (shlib->abfd, hdr_data.hdr_t_name), 9322 shl->imgnam[0]); 9323 9324 off += sizeof (struct vms_shl); 9325 } 9326 9327 /* CA fixups. */ 9328 if (ca_sz != 0) 9329 { 9330 bfd_putl32 (off, eiaf->codeadroff); 9331 9332 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 9333 { 9334 struct alpha_vms_shlib_el *shlib; 9335 unsigned int j; 9336 9337 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 9338 9339 if (VEC_COUNT (shlib->ca) == 0) 9340 continue; 9341 9342 bfd_putl32 (VEC_COUNT (shlib->ca), content + off); 9343 bfd_putl32 (PRIV2 (shlib->abfd, shr_index), content + off + 4); 9344 off += 8; 9345 9346 for (j = 0; j < VEC_COUNT (shlib->ca); j++) 9347 { 9348 bfd_putl32 (VEC_EL (shlib->ca, bfd_vma, j) - t->base_addr, 9349 content + off); 9350 off += 4; 9351 } 9352 } 9353 9354 bfd_putl32 (0, content + off); 9355 bfd_putl32 (0, content + off + 4); 9356 off += 8; 9357 } 9358 9359 /* LP fixups. */ 9360 if (lp_sz != 0) 9361 { 9362 bfd_putl32 (off, eiaf->lpfixoff); 9363 9364 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 9365 { 9366 struct alpha_vms_shlib_el *shlib; 9367 unsigned int j; 9368 9369 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 9370 9371 if (VEC_COUNT (shlib->lp) == 0) 9372 continue; 9373 9374 bfd_putl32 (VEC_COUNT (shlib->lp), content + off); 9375 bfd_putl32 (PRIV2 (shlib->abfd, shr_index), content + off + 4); 9376 off += 8; 9377 9378 for (j = 0; j < VEC_COUNT (shlib->lp); j++) 9379 { 9380 bfd_putl32 (VEC_EL (shlib->lp, bfd_vma, j) - t->base_addr, 9381 content + off); 9382 off += 4; 9383 } 9384 } 9385 9386 bfd_putl32 (0, content + off); 9387 bfd_putl32 (0, content + off + 4); 9388 off += 8; 9389 } 9390 9391 /* QR fixups. */ 9392 if (qr_sz != 0) 9393 { 9394 bfd_putl32 (off, eiaf->qdotadroff); 9395 9396 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 9397 { 9398 struct alpha_vms_shlib_el *shlib; 9399 unsigned int j; 9400 9401 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 9402 9403 if (VEC_COUNT (shlib->qr) == 0) 9404 continue; 9405 9406 bfd_putl32 (VEC_COUNT (shlib->qr), content + off); 9407 bfd_putl32 (PRIV2 (shlib->abfd, shr_index), content + off + 4); 9408 off += 8; 9409 9410 for (j = 0; j < VEC_COUNT (shlib->qr); j++) 9411 { 9412 struct alpha_vms_vma_ref *r; 9413 r = &VEC_EL (shlib->qr, struct alpha_vms_vma_ref, j); 9414 bfd_putl32 (r->vma - t->base_addr, content + off); 9415 bfd_putl32 (r->ref, content + off + 4); 9416 off += 8; 9417 } 9418 } 9419 9420 bfd_putl32 (0, content + off); 9421 bfd_putl32 (0, content + off + 4); 9422 off += 8; 9423 } 9424 } 9425 9426 /* Write the change protection table. */ 9427 bfd_putl32 (off, eiaf->chgprtoff); 9428 bfd_putl32 (chgprt_num, content + off); 9429 off += 4; 9430 9431 for (sec = info->output_bfd->sections; sec != NULL; sec = sec->next) 9432 { 9433 struct vms_eicp *eicp; 9434 unsigned int prot; 9435 9436 if ((sec->flags & SEC_LINKER_CREATED) != 0 && 9437 strcmp (sec->name, "$FIXUP$") == 0) 9438 prot = PRT__C_UREW; 9439 else if ((sec->flags & SEC_RELOC) != 0 9440 && (sec->flags & (SEC_CODE | SEC_READONLY)) != 0) 9441 prot = PRT__C_UR; 9442 else 9443 continue; 9444 9445 eicp = (struct vms_eicp *)(content + off); 9446 bfd_putl64 (sec->vma - t->base_addr, eicp->baseva); 9447 bfd_putl32 ((sec->size + VMS_BLOCK_SIZE - 1) & ~(VMS_BLOCK_SIZE - 1), 9448 eicp->size); 9449 bfd_putl32 (prot, eicp->newprt); 9450 off += sizeof (struct vms_eicp); 9451 } 9452 9453 return true; 9454 } 9455 9456 /* Called by bfd_hash_traverse to fill the symbol table. 9457 Return FALSE in case of failure. */ 9458 9459 static bool 9460 alpha_vms_link_output_symbol (struct bfd_hash_entry *bh, void *infov) 9461 { 9462 struct bfd_link_hash_entry *hc = (struct bfd_link_hash_entry *) bh; 9463 struct bfd_link_info *info = (struct bfd_link_info *)infov; 9464 struct alpha_vms_link_hash_entry *h; 9465 struct vms_symbol_entry *sym; 9466 9467 if (hc->type == bfd_link_hash_warning) 9468 { 9469 hc = hc->u.i.link; 9470 if (hc->type == bfd_link_hash_new) 9471 return true; 9472 } 9473 h = (struct alpha_vms_link_hash_entry *) hc; 9474 9475 switch (h->root.type) 9476 { 9477 case bfd_link_hash_undefined: 9478 return true; 9479 case bfd_link_hash_new: 9480 case bfd_link_hash_warning: 9481 abort (); 9482 case bfd_link_hash_undefweak: 9483 return true; 9484 case bfd_link_hash_defined: 9485 case bfd_link_hash_defweak: 9486 { 9487 asection *sec = h->root.u.def.section; 9488 9489 /* FIXME: this is certainly a symbol from a dynamic library. */ 9490 if (bfd_is_abs_section (sec)) 9491 return true; 9492 9493 if (sec->owner->flags & DYNAMIC) 9494 return true; 9495 } 9496 break; 9497 case bfd_link_hash_common: 9498 break; 9499 case bfd_link_hash_indirect: 9500 return true; 9501 } 9502 9503 /* Do not write not kept symbols. */ 9504 if (info->strip == strip_some 9505 && bfd_hash_lookup (info->keep_hash, h->root.root.string, 9506 false, false) != NULL) 9507 return true; 9508 9509 if (h->sym == NULL) 9510 { 9511 /* This symbol doesn't come from a VMS object. So we suppose it is 9512 a data. */ 9513 int len = strlen (h->root.root.string); 9514 9515 sym = (struct vms_symbol_entry *)bfd_zalloc (info->output_bfd, 9516 sizeof (*sym) + len); 9517 if (sym == NULL) 9518 abort (); 9519 sym->namelen = len; 9520 memcpy (sym->name, h->root.root.string, len); 9521 sym->name[len] = 0; 9522 sym->owner = info->output_bfd; 9523 9524 sym->typ = EGSD__C_SYMG; 9525 sym->data_type = 0; 9526 sym->flags = EGSY__V_DEF | EGSY__V_REL; 9527 sym->symbol_vector = h->root.u.def.value; 9528 sym->section = h->root.u.def.section; 9529 sym->value = h->root.u.def.value; 9530 } 9531 else 9532 sym = h->sym; 9533 9534 if (!add_symbol_entry (info->output_bfd, sym)) 9535 return false; 9536 9537 return true; 9538 } 9539 9540 static bool 9541 alpha_vms_bfd_final_link (bfd *abfd, struct bfd_link_info *info) 9542 { 9543 asection *o; 9544 struct bfd_link_order *p; 9545 bfd *sub; 9546 asection *fixupsec; 9547 bfd_vma base_addr; 9548 bfd_vma last_addr; 9549 asection *dst; 9550 asection *dmt; 9551 9552 if (bfd_link_relocatable (info)) 9553 { 9554 /* FIXME: we do not yet support relocatable link. It is not obvious 9555 how to do it for debug infos. */ 9556 (*info->callbacks->einfo)(_("%P: relocatable link is not supported\n")); 9557 return false; 9558 } 9559 9560 abfd->outsymbols = NULL; 9561 abfd->symcount = 0; 9562 9563 /* Mark all sections which will be included in the output file. */ 9564 for (o = abfd->sections; o != NULL; o = o->next) 9565 for (p = o->map_head.link_order; p != NULL; p = p->next) 9566 if (p->type == bfd_indirect_link_order) 9567 p->u.indirect.section->linker_mark = true; 9568 9569 #if 0 9570 /* Handle all the link order information for the sections. */ 9571 for (o = abfd->sections; o != NULL; o = o->next) 9572 { 9573 printf ("For section %s (at 0x%08x, flags=0x%08x):\n", 9574 o->name, (unsigned)o->vma, (unsigned)o->flags); 9575 9576 for (p = o->map_head.link_order; p != NULL; p = p->next) 9577 { 9578 printf (" at 0x%08x - 0x%08x: ", 9579 (unsigned)p->offset, (unsigned)(p->offset + p->size - 1)); 9580 switch (p->type) 9581 { 9582 case bfd_section_reloc_link_order: 9583 case bfd_symbol_reloc_link_order: 9584 printf (" section/symbol reloc\n"); 9585 break; 9586 case bfd_indirect_link_order: 9587 printf (" section %s of %s\n", 9588 p->u.indirect.section->name, 9589 p->u.indirect.section->owner->filename); 9590 break; 9591 case bfd_data_link_order: 9592 printf (" explicit data\n"); 9593 break; 9594 default: 9595 printf (" *unknown* type %u\n", p->type); 9596 break; 9597 } 9598 } 9599 } 9600 #endif 9601 9602 /* Generate the symbol table. */ 9603 BFD_ASSERT (PRIV (syms) == NULL); 9604 if (info->strip != strip_all) 9605 bfd_hash_traverse (&info->hash->table, alpha_vms_link_output_symbol, info); 9606 9607 /* Find the entry point. */ 9608 if (bfd_get_start_address (abfd) == 0) 9609 { 9610 bfd *startbfd = NULL; 9611 9612 for (sub = info->input_bfds; sub != NULL; sub = sub->link.next) 9613 { 9614 /* Consider only VMS object files. */ 9615 if (sub->xvec != abfd->xvec) 9616 continue; 9617 9618 if (!PRIV2 (sub, eom_data).eom_has_transfer) 9619 continue; 9620 if ((PRIV2 (sub, eom_data).eom_b_tfrflg & EEOM__M_WKTFR) && startbfd) 9621 continue; 9622 if (startbfd != NULL 9623 && !(PRIV2 (sub, eom_data).eom_b_tfrflg & EEOM__M_WKTFR)) 9624 { 9625 (*info->callbacks->einfo) 9626 /* xgettext:c-format */ 9627 (_("%P: multiple entry points: in modules %pB and %pB\n"), 9628 startbfd, sub); 9629 continue; 9630 } 9631 startbfd = sub; 9632 } 9633 9634 if (startbfd) 9635 { 9636 unsigned int ps_idx = PRIV2 (startbfd, eom_data).eom_l_psindx; 9637 bfd_vma tfradr = PRIV2 (startbfd, eom_data).eom_l_tfradr; 9638 asection *sec; 9639 9640 sec = PRIV2 (startbfd, sections)[ps_idx]; 9641 9642 bfd_set_start_address 9643 (abfd, sec->output_section->vma + sec->output_offset + tfradr); 9644 } 9645 } 9646 9647 /* Set transfer addresses. */ 9648 { 9649 int i; 9650 struct bfd_link_hash_entry *h; 9651 9652 i = 0; 9653 PRIV (transfer_address[i++]) = 0xffffffff00000340ULL; /* SYS$IMGACT */ 9654 h = bfd_link_hash_lookup (info->hash, "LIB$INITIALIZE", false, false, true); 9655 if (h != NULL && h->type == bfd_link_hash_defined) 9656 PRIV (transfer_address[i++]) = 9657 alpha_vms_get_sym_value (h->u.def.section, h->u.def.value); 9658 PRIV (transfer_address[i++]) = bfd_get_start_address (abfd); 9659 while (i < 4) 9660 PRIV (transfer_address[i++]) = 0; 9661 } 9662 9663 /* Allocate contents. 9664 Also compute the virtual base address. */ 9665 base_addr = (bfd_vma)-1; 9666 last_addr = 0; 9667 for (o = abfd->sections; o != NULL; o = o->next) 9668 { 9669 if (o->flags & SEC_HAS_CONTENTS) 9670 { 9671 o->contents = bfd_alloc (abfd, o->size); 9672 if (o->contents == NULL) 9673 return false; 9674 } 9675 if (o->flags & SEC_LOAD) 9676 { 9677 if (o->vma < base_addr) 9678 base_addr = o->vma; 9679 if (o->vma + o->size > last_addr) 9680 last_addr = o->vma + o->size; 9681 } 9682 /* Clear the RELOC flags. Currently we don't support incremental 9683 linking. We use the RELOC flag for computing the eicp entries. */ 9684 o->flags &= ~SEC_RELOC; 9685 } 9686 9687 /* Create the fixup section. */ 9688 fixupsec = bfd_make_section_anyway_with_flags 9689 (info->output_bfd, "$FIXUP$", 9690 SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_LINKER_CREATED); 9691 if (fixupsec == NULL) 9692 return false; 9693 last_addr = (last_addr + 0xffff) & ~0xffff; 9694 fixupsec->vma = last_addr; 9695 9696 alpha_vms_link_hash (info)->fixup = fixupsec; 9697 alpha_vms_link_hash (info)->base_addr = base_addr; 9698 9699 /* Create the DMT section, if necessary. */ 9700 BFD_ASSERT (PRIV (dst_section) == NULL); 9701 dst = bfd_get_section_by_name (abfd, "$DST$"); 9702 if (dst != NULL && dst->size == 0) 9703 dst = NULL; 9704 if (dst != NULL) 9705 { 9706 PRIV (dst_section) = dst; 9707 dmt = bfd_make_section_anyway_with_flags 9708 (info->output_bfd, "$DMT$", 9709 SEC_DEBUGGING | SEC_HAS_CONTENTS | SEC_LINKER_CREATED); 9710 if (dmt == NULL) 9711 return false; 9712 } 9713 else 9714 dmt = NULL; 9715 9716 /* Read all sections from the inputs. */ 9717 for (sub = info->input_bfds; sub != NULL; sub = sub->link.next) 9718 { 9719 if (sub->flags & DYNAMIC) 9720 { 9721 alpha_vms_create_eisd_for_shared (abfd, sub); 9722 continue; 9723 } 9724 9725 if (!alpha_vms_read_sections_content (sub, info)) 9726 return false; 9727 } 9728 9729 /* Handle all the link order information for the sections. 9730 Note: past this point, it is not possible to create new sections. */ 9731 for (o = abfd->sections; o != NULL; o = o->next) 9732 { 9733 for (p = o->map_head.link_order; p != NULL; p = p->next) 9734 { 9735 switch (p->type) 9736 { 9737 case bfd_section_reloc_link_order: 9738 case bfd_symbol_reloc_link_order: 9739 abort (); 9740 return false; 9741 case bfd_indirect_link_order: 9742 /* Already done. */ 9743 break; 9744 default: 9745 if (! _bfd_default_link_order (abfd, info, o, p)) 9746 return false; 9747 break; 9748 } 9749 } 9750 } 9751 9752 /* Compute fixups. */ 9753 if (!alpha_vms_build_fixups (info)) 9754 return false; 9755 9756 /* Compute the DMT. */ 9757 if (dmt != NULL) 9758 { 9759 int pass; 9760 unsigned char *contents = NULL; 9761 9762 /* In pass 1, compute the size. In pass 2, write the DMT contents. */ 9763 for (pass = 0; pass < 2; pass++) 9764 { 9765 unsigned int off = 0; 9766 9767 /* For each object file (ie for each module). */ 9768 for (sub = info->input_bfds; sub != NULL; sub = sub->link.next) 9769 { 9770 asection *sub_dst; 9771 struct vms_dmt_header *dmth = NULL; 9772 unsigned int psect_count; 9773 9774 /* Skip this module if it has no DST. */ 9775 sub_dst = PRIV2 (sub, dst_section); 9776 if (sub_dst == NULL || sub_dst->size == 0) 9777 continue; 9778 9779 if (pass == 1) 9780 { 9781 /* Write the header. */ 9782 dmth = (struct vms_dmt_header *)(contents + off); 9783 bfd_putl32 (sub_dst->output_offset, dmth->modbeg); 9784 bfd_putl32 (sub_dst->size, dmth->size); 9785 } 9786 9787 off += sizeof (struct vms_dmt_header); 9788 psect_count = 0; 9789 9790 /* For each section (ie for each psect). */ 9791 for (o = sub->sections; o != NULL; o = o->next) 9792 { 9793 /* Only consider interesting sections. */ 9794 if (!(o->flags & SEC_ALLOC)) 9795 continue; 9796 if (o->flags & SEC_LINKER_CREATED) 9797 continue; 9798 9799 if (pass == 1) 9800 { 9801 /* Write an entry. */ 9802 struct vms_dmt_psect *dmtp; 9803 9804 dmtp = (struct vms_dmt_psect *)(contents + off); 9805 bfd_putl32 (o->output_offset + o->output_section->vma, 9806 dmtp->start); 9807 bfd_putl32 (o->size, dmtp->length); 9808 psect_count++; 9809 } 9810 off += sizeof (struct vms_dmt_psect); 9811 } 9812 if (pass == 1) 9813 bfd_putl32 (psect_count, dmth->psect_count); 9814 } 9815 9816 if (pass == 0) 9817 { 9818 contents = bfd_zalloc (info->output_bfd, off); 9819 if (contents == NULL) 9820 return false; 9821 dmt->contents = contents; 9822 dmt->size = off; 9823 } 9824 else 9825 { 9826 BFD_ASSERT (off == dmt->size); 9827 } 9828 } 9829 } 9830 9831 return true; 9832 } 9833 9834 /* Read the contents of a section. 9835 buf points to a buffer of buf_size bytes to be filled with 9836 section data (starting at offset into section) */ 9837 9838 static bool 9839 alpha_vms_get_section_contents (bfd *abfd, asection *section, 9840 void *buf, file_ptr offset, 9841 bfd_size_type count) 9842 { 9843 /* Handle image sections. */ 9844 if (section->filepos != 0 9845 || (section->flags & SEC_HAS_CONTENTS) == 0) 9846 return _bfd_generic_get_section_contents (abfd, section, 9847 buf, offset, count); 9848 9849 /* A section with a zero filepos implies the section has no direct 9850 file backing. Its contents must be calculated by processing ETIR 9851 records. */ 9852 9853 /* Safety check. */ 9854 if (offset + count < count 9855 || offset + count > section->size) 9856 { 9857 bfd_set_error (bfd_error_invalid_operation); 9858 return false; 9859 } 9860 9861 if (section->size == 0) 9862 return true; 9863 9864 /* If we haven't yet read ETIR/EDBG/ETBT records, do so. */ 9865 if ((section->flags & SEC_IN_MEMORY) == 0) 9866 { 9867 /* Alloc memory and read ETIRs. */ 9868 for (asection *sec = abfd->sections; sec; sec = sec->next) 9869 { 9870 if (sec->size != 0 9871 && sec->filepos == 0 9872 && (sec->flags & SEC_HAS_CONTENTS) != 0) 9873 { 9874 BFD_ASSERT (sec->contents == NULL); 9875 9876 sec->contents = bfd_zalloc (abfd, sec->size); 9877 sec->flags |= SEC_IN_MEMORY; 9878 if (sec->contents == NULL) 9879 return false; 9880 } 9881 } 9882 if (!alpha_vms_read_sections_content (abfd, NULL)) 9883 return false; 9884 } 9885 9886 BFD_ASSERT (section->contents != NULL); 9887 memcpy (buf, section->contents + offset, count); 9888 return true; 9889 } 9890 9891 9892 /* Set the format of a file being written. */ 9893 9894 static bool 9895 alpha_vms_mkobject (bfd * abfd) 9896 { 9897 const bfd_arch_info_type *arch; 9898 9899 vms_debug2 ((1, "alpha_vms_mkobject (%p)\n", abfd)); 9900 9901 if (!vms_initialize (abfd)) 9902 return false; 9903 9904 PRIV (recwr.buf) = bfd_alloc (abfd, MAX_OUTREC_SIZE); 9905 if (PRIV (recwr.buf) == NULL) 9906 return false; 9907 9908 arch = bfd_scan_arch ("alpha"); 9909 9910 if (arch == 0) 9911 { 9912 bfd_set_error (bfd_error_wrong_format); 9913 return false; 9914 } 9915 9916 abfd->arch_info = arch; 9917 return true; 9918 } 9919 9920 9921 /* 4.1, generic. */ 9922 9923 /* Called when the BFD is being closed to do any necessary cleanup. */ 9924 9925 static bool 9926 vms_close_and_cleanup (bfd * abfd) 9927 { 9928 vms_debug2 ((1, "vms_close_and_cleanup (%p)\n", abfd)); 9929 9930 if (abfd == NULL || abfd->tdata.any == NULL) 9931 return true; 9932 9933 if (abfd->format == bfd_object) 9934 { 9935 alpha_vms_free_private (abfd); 9936 9937 #ifdef VMS 9938 if (abfd->direction == write_direction) 9939 { 9940 /* Last step on VMS is to convert the file to variable record length 9941 format. */ 9942 if (!bfd_cache_close (abfd)) 9943 return false; 9944 if (!_bfd_vms_convert_to_var_unix_filename (abfd->filename)) 9945 return false; 9946 } 9947 #endif 9948 } 9949 9950 return _bfd_generic_close_and_cleanup (abfd); 9951 } 9952 9953 /* Called when a new section is created. */ 9954 9955 static bool 9956 vms_new_section_hook (bfd * abfd, asection *section) 9957 { 9958 size_t amt; 9959 9960 vms_debug2 ((1, "vms_new_section_hook (%p, [%u]%s)\n", 9961 abfd, section->index, section->name)); 9962 9963 if (!bfd_set_section_alignment (section, 0)) 9964 return false; 9965 9966 vms_debug2 ((7, "%u: %s\n", section->index, section->name)); 9967 9968 amt = sizeof (struct vms_section_data_struct); 9969 section->used_by_bfd = bfd_zalloc (abfd, amt); 9970 if (section->used_by_bfd == NULL) 9971 return false; 9972 9973 /* Create the section symbol. */ 9974 return _bfd_generic_new_section_hook (abfd, section); 9975 } 9976 9977 /* Part 4.5, symbols. */ 9978 9979 /* Print symbol to file according to how. how is one of 9980 bfd_print_symbol_name just print the name 9981 bfd_print_symbol_more print more (???) 9982 bfd_print_symbol_all print all we know, which is not much right now :-). */ 9983 9984 static void 9985 vms_print_symbol (bfd * abfd, 9986 void * file, 9987 asymbol *symbol, 9988 bfd_print_symbol_type how) 9989 { 9990 vms_debug2 ((1, "vms_print_symbol (%p, %p, %p, %d)\n", 9991 abfd, file, symbol, how)); 9992 9993 switch (how) 9994 { 9995 case bfd_print_symbol_name: 9996 case bfd_print_symbol_more: 9997 fprintf ((FILE *)file," %s", symbol->name); 9998 break; 9999 10000 case bfd_print_symbol_all: 10001 { 10002 const char *section_name = symbol->section->name; 10003 10004 bfd_print_symbol_vandf (abfd, file, symbol); 10005 10006 fprintf ((FILE *) file," %-8s %s", section_name, symbol->name); 10007 } 10008 break; 10009 } 10010 } 10011 10012 /* Return information about symbol in ret. 10013 10014 fill type, value and name 10015 type: 10016 A absolute 10017 B bss segment symbol 10018 C common symbol 10019 D data segment symbol 10020 f filename 10021 t a static function symbol 10022 T text segment symbol 10023 U undefined 10024 - debug. */ 10025 10026 static void 10027 vms_get_symbol_info (bfd * abfd ATTRIBUTE_UNUSED, 10028 asymbol *symbol, 10029 symbol_info *ret) 10030 { 10031 asection *sec; 10032 10033 vms_debug2 ((1, "vms_get_symbol_info (%p, %p, %p)\n", abfd, symbol, ret)); 10034 10035 sec = symbol->section; 10036 10037 if (ret == NULL) 10038 return; 10039 10040 if (sec == NULL) 10041 ret->type = 'U'; 10042 else if (bfd_is_com_section (sec)) 10043 ret->type = 'C'; 10044 else if (bfd_is_abs_section (sec)) 10045 ret->type = 'A'; 10046 else if (bfd_is_und_section (sec)) 10047 ret->type = 'U'; 10048 else if (bfd_is_ind_section (sec)) 10049 ret->type = 'I'; 10050 else if ((symbol->flags & BSF_FUNCTION) 10051 || (bfd_section_flags (sec) & SEC_CODE)) 10052 ret->type = 'T'; 10053 else if (bfd_section_flags (sec) & SEC_DATA) 10054 ret->type = 'D'; 10055 else if (bfd_section_flags (sec) & SEC_ALLOC) 10056 ret->type = 'B'; 10057 else 10058 ret->type = '?'; 10059 10060 if (ret->type != 'U') 10061 ret->value = symbol->value + symbol->section->vma; 10062 else 10063 ret->value = 0; 10064 ret->name = symbol->name; 10065 } 10066 10067 /* Return TRUE if the given symbol sym in the BFD abfd is 10068 a compiler generated local label, else return FALSE. */ 10069 10070 static bool 10071 vms_bfd_is_local_label_name (bfd * abfd ATTRIBUTE_UNUSED, 10072 const char *name) 10073 { 10074 return name[0] == '$'; 10075 } 10076 10077 /* Part 4.7, writing an object file. */ 10078 10079 /* Sets the contents of the section section in BFD abfd to the data starting 10080 in memory at LOCATION. The data is written to the output section starting 10081 at offset offset for count bytes. 10082 10083 Normally TRUE is returned, else FALSE. Possible error returns are: 10084 o bfd_error_no_contents - The output section does not have the 10085 SEC_HAS_CONTENTS attribute, so nothing can be written to it. 10086 o and some more too */ 10087 10088 static bool 10089 _bfd_vms_set_section_contents (bfd * abfd, 10090 asection *section, 10091 const void * location, 10092 file_ptr offset, 10093 bfd_size_type count) 10094 { 10095 if (section->contents == NULL) 10096 { 10097 section->contents = bfd_alloc (abfd, section->size); 10098 if (section->contents == NULL) 10099 return false; 10100 10101 memcpy (section->contents + offset, location, (size_t) count); 10102 } 10103 10104 return true; 10105 } 10106 10107 /* Set the architecture and machine type in BFD abfd to arch and mach. 10108 Find the correct pointer to a structure and insert it into the arch_info 10109 pointer. */ 10110 10111 static bool 10112 alpha_vms_set_arch_mach (bfd *abfd, 10113 enum bfd_architecture arch, unsigned long mach) 10114 { 10115 if (arch != bfd_arch_alpha 10116 && arch != bfd_arch_unknown) 10117 return false; 10118 10119 return bfd_default_set_arch_mach (abfd, arch, mach); 10120 } 10121 10122 /* Set section VMS flags. Clear NO_FLAGS and set FLAGS. */ 10123 10124 void 10125 bfd_vms_set_section_flags (bfd *abfd ATTRIBUTE_UNUSED, 10126 asection *sec, flagword no_flags, flagword flags) 10127 { 10128 vms_section_data (sec)->no_flags = no_flags; 10129 vms_section_data (sec)->flags = flags; 10130 } 10131 10132 struct vms_private_data_struct * 10133 bfd_vms_get_data (bfd *abfd) 10134 { 10135 return (struct vms_private_data_struct *)abfd->tdata.any; 10136 } 10137 10138 #define vms_bfd_copy_private_bfd_data _bfd_generic_bfd_copy_private_bfd_data 10139 #define vms_bfd_merge_private_bfd_data _bfd_generic_bfd_merge_private_bfd_data 10140 #define vms_init_private_section_data _bfd_generic_init_private_section_data 10141 #define vms_bfd_copy_private_section_data _bfd_generic_bfd_copy_private_section_data 10142 #define vms_bfd_copy_private_symbol_data _bfd_generic_bfd_copy_private_symbol_data 10143 #define vms_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data 10144 #define vms_bfd_set_private_flags _bfd_generic_bfd_set_private_flags 10145 10146 /* Symbols table. */ 10147 #define alpha_vms_make_empty_symbol _bfd_generic_make_empty_symbol 10148 #define alpha_vms_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false 10149 #define alpha_vms_print_symbol vms_print_symbol 10150 #define alpha_vms_get_symbol_info vms_get_symbol_info 10151 #define alpha_vms_get_symbol_version_string \ 10152 _bfd_nosymbols_get_symbol_version_string 10153 10154 #define alpha_vms_read_minisymbols _bfd_generic_read_minisymbols 10155 #define alpha_vms_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol 10156 #define alpha_vms_get_lineno _bfd_nosymbols_get_lineno 10157 #define alpha_vms_find_inliner_info _bfd_nosymbols_find_inliner_info 10158 #define alpha_vms_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol 10159 #define alpha_vms_find_nearest_line _bfd_vms_find_nearest_line 10160 #define alpha_vms_find_nearest_line_with_alt \ 10161 _bfd_nosymbols_find_nearest_line_with_alt 10162 #define alpha_vms_find_line _bfd_nosymbols_find_line 10163 #define alpha_vms_bfd_is_local_label_name vms_bfd_is_local_label_name 10164 10165 /* Generic table. */ 10166 #define alpha_vms_close_and_cleanup vms_close_and_cleanup 10167 #define alpha_vms_bfd_free_cached_info _bfd_bool_bfd_true 10168 #define alpha_vms_new_section_hook vms_new_section_hook 10169 #define alpha_vms_set_section_contents _bfd_vms_set_section_contents 10170 10171 #define alpha_vms_bfd_get_relocated_section_contents \ 10172 bfd_generic_get_relocated_section_contents 10173 10174 #define alpha_vms_bfd_relax_section bfd_generic_relax_section 10175 #define alpha_vms_bfd_gc_sections bfd_generic_gc_sections 10176 #define alpha_vms_bfd_lookup_section_flags bfd_generic_lookup_section_flags 10177 #define alpha_vms_bfd_merge_sections bfd_generic_merge_sections 10178 #define alpha_vms_bfd_is_group_section bfd_generic_is_group_section 10179 #define alpha_vms_bfd_group_name bfd_generic_group_name 10180 #define alpha_vms_bfd_discard_group bfd_generic_discard_group 10181 #define alpha_vms_section_already_linked \ 10182 _bfd_generic_section_already_linked 10183 10184 #define alpha_vms_bfd_define_common_symbol bfd_generic_define_common_symbol 10185 #define alpha_vms_bfd_link_hide_symbol _bfd_generic_link_hide_symbol 10186 #define alpha_vms_bfd_define_start_stop bfd_generic_define_start_stop 10187 #define alpha_vms_bfd_link_just_syms _bfd_generic_link_just_syms 10188 #define alpha_vms_bfd_copy_link_hash_symbol_type \ 10189 _bfd_generic_copy_link_hash_symbol_type 10190 10191 #define alpha_vms_bfd_link_split_section _bfd_generic_link_split_section 10192 10193 #define alpha_vms_get_dynamic_symtab_upper_bound \ 10194 _bfd_nodynamic_get_dynamic_symtab_upper_bound 10195 #define alpha_vms_canonicalize_dynamic_symtab \ 10196 _bfd_nodynamic_canonicalize_dynamic_symtab 10197 #define alpha_vms_get_dynamic_reloc_upper_bound \ 10198 _bfd_nodynamic_get_dynamic_reloc_upper_bound 10199 #define alpha_vms_canonicalize_dynamic_reloc \ 10200 _bfd_nodynamic_canonicalize_dynamic_reloc 10201 #define alpha_vms_bfd_link_check_relocs _bfd_generic_link_check_relocs 10202 10203 const bfd_target alpha_vms_vec = 10204 { 10205 "vms-alpha", /* Name. */ 10206 bfd_target_evax_flavour, 10207 BFD_ENDIAN_LITTLE, /* Data byte order is little. */ 10208 BFD_ENDIAN_LITTLE, /* Header byte order is little. */ 10209 10210 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS 10211 | WP_TEXT | D_PAGED), /* Object flags. */ 10212 (SEC_ALLOC | SEC_LOAD | SEC_RELOC 10213 | SEC_READONLY | SEC_CODE | SEC_DATA 10214 | SEC_HAS_CONTENTS | SEC_IN_MEMORY), /* Sect flags. */ 10215 0, /* symbol_leading_char. */ 10216 ' ', /* ar_pad_char. */ 10217 15, /* ar_max_namelen. */ 10218 0, /* match priority. */ 10219 TARGET_KEEP_UNUSED_SECTION_SYMBOLS, /* keep unused section symbols. */ 10220 bfd_getl64, bfd_getl_signed_64, bfd_putl64, 10221 bfd_getl32, bfd_getl_signed_32, bfd_putl32, 10222 bfd_getl16, bfd_getl_signed_16, bfd_putl16, 10223 bfd_getl64, bfd_getl_signed_64, bfd_putl64, 10224 bfd_getl32, bfd_getl_signed_32, bfd_putl32, 10225 bfd_getl16, bfd_getl_signed_16, bfd_putl16, 10226 10227 { /* bfd_check_format. */ 10228 _bfd_dummy_target, 10229 alpha_vms_object_p, 10230 _bfd_vms_lib_alpha_archive_p, 10231 _bfd_dummy_target 10232 }, 10233 { /* bfd_set_format. */ 10234 _bfd_bool_bfd_false_error, 10235 alpha_vms_mkobject, 10236 _bfd_vms_lib_alpha_mkarchive, 10237 _bfd_bool_bfd_false_error 10238 }, 10239 { /* bfd_write_contents. */ 10240 _bfd_bool_bfd_false_error, 10241 alpha_vms_write_object_contents, 10242 _bfd_vms_lib_write_archive_contents, 10243 _bfd_bool_bfd_false_error 10244 }, 10245 10246 BFD_JUMP_TABLE_GENERIC (alpha_vms), 10247 BFD_JUMP_TABLE_COPY (vms), 10248 BFD_JUMP_TABLE_CORE (_bfd_nocore), 10249 BFD_JUMP_TABLE_ARCHIVE (_bfd_vms_lib), 10250 BFD_JUMP_TABLE_SYMBOLS (alpha_vms), 10251 BFD_JUMP_TABLE_RELOCS (alpha_vms), 10252 BFD_JUMP_TABLE_WRITE (alpha_vms), 10253 BFD_JUMP_TABLE_LINK (alpha_vms), 10254 BFD_JUMP_TABLE_DYNAMIC (alpha_vms), 10255 10256 NULL, 10257 10258 NULL 10259 }; 10260