1 /* vms.c -- BFD back-end for EVAX (openVMS/Alpha) files. 2 Copyright (C) 1996-2020 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 bfd_boolean 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 true, relocs have been read. */ 270 bfd_boolean reloc_done; 271 272 /* Record input buffer. */ 273 struct vms_rec_rd recrd; 274 struct vms_rec_wr recwr; 275 276 struct hdr_struct hdr_data; /* data from HDR/EMH record */ 277 struct eom_struct eom_data; /* data from EOM/EEOM record */ 278 279 /* Transfer addresses (entry points). */ 280 bfd_vma transfer_address[4]; 281 282 /* Array of GSD sections to get the correspond BFD one. */ 283 unsigned int section_max; /* Size of the sections array. */ 284 unsigned int section_count; /* Number of GSD sections. */ 285 asection **sections; 286 287 /* Array of raw symbols. */ 288 struct vms_symbol_entry **syms; 289 290 /* Canonicalized symbols. */ 291 asymbol **csymbols; 292 293 /* Number of symbols. */ 294 unsigned int gsd_sym_count; 295 /* Size of the syms array. */ 296 unsigned int max_sym_count; 297 /* Number of procedure symbols. */ 298 unsigned int norm_sym_count; 299 300 /* Stack used to evaluate TIR/ETIR commands. */ 301 struct stack_struct *stack; 302 int stackptr; 303 304 /* Content reading. */ 305 asection *image_section; /* section for image_ptr */ 306 file_ptr image_offset; /* Offset for image_ptr. */ 307 308 struct module *modules; /* list of all compilation units */ 309 310 /* The DST section. */ 311 asection *dst_section; 312 313 unsigned int dst_ptr_offsets_count; /* # of offsets in following array */ 314 unsigned int *dst_ptr_offsets; /* array of saved image_ptr offsets */ 315 316 /* Shared library support */ 317 bfd_vma symvva; /* relative virtual address of symbol vector */ 318 unsigned int ident; 319 unsigned char matchctl; 320 321 /* Shared library index. This is used for input bfd while linking. */ 322 unsigned int shr_index; 323 324 /* Used to place structures in the file. */ 325 file_ptr file_pos; 326 327 /* Simply linked list of eisd. */ 328 struct vms_internal_eisd_map *eisd_head; 329 struct vms_internal_eisd_map *eisd_tail; 330 331 /* Simply linked list of eisd for shared libraries. */ 332 struct vms_internal_eisd_map *gbl_eisd_head; 333 struct vms_internal_eisd_map *gbl_eisd_tail; 334 335 /* linkage index counter used by conditional store commands */ 336 unsigned int vms_linkage_index; 337 }; 338 339 #define PRIV2(abfd, name) \ 340 (((struct vms_private_data_struct *)(abfd)->tdata.any)->name) 341 #define PRIV(name) PRIV2(abfd,name) 342 343 344 /* Used to keep extra VMS specific information for a given section. 345 346 reloc_size holds the size of the relocation stream, note this 347 is very different from the number of relocations as VMS relocations 348 are variable length. 349 350 reloc_stream is the actual stream of relocation entries. */ 351 352 struct vms_section_data_struct 353 { 354 /* Maximnum number of entries in sec->relocation. */ 355 unsigned reloc_max; 356 357 /* Corresponding eisd. Used only while generating executables. */ 358 struct vms_internal_eisd_map *eisd; 359 360 /* PSC flags to be clear. */ 361 flagword no_flags; 362 363 /* PSC flags to be set. */ 364 flagword flags; 365 }; 366 367 #define vms_section_data(sec) \ 368 ((struct vms_section_data_struct *)sec->used_by_bfd) 369 370 /* To be called from the debugger. */ 371 struct vms_private_data_struct *bfd_vms_get_data (bfd *); 372 373 static int vms_get_remaining_object_record (bfd *, unsigned int); 374 static bfd_boolean _bfd_vms_slurp_object_records (bfd * abfd); 375 static bfd_boolean alpha_vms_add_fixup_lp (struct bfd_link_info *, 376 bfd *, bfd *); 377 static bfd_boolean alpha_vms_add_fixup_ca (struct bfd_link_info *, 378 bfd *, bfd *); 379 static bfd_boolean alpha_vms_add_fixup_qr (struct bfd_link_info *, 380 bfd *, bfd *, bfd_vma); 381 static bfd_boolean alpha_vms_add_fixup_lr (struct bfd_link_info *, 382 unsigned int, bfd_vma); 383 static bfd_boolean alpha_vms_add_lw_reloc (struct bfd_link_info *); 384 static bfd_boolean alpha_vms_add_qw_reloc (struct bfd_link_info *); 385 386 struct vector_type 387 { 388 unsigned int max_el; 389 unsigned int nbr_el; 390 void *els; 391 }; 392 393 /* Number of elements in VEC. */ 394 395 #define VEC_COUNT(VEC) ((VEC).nbr_el) 396 397 /* Get the address of the Nth element. */ 398 399 #define VEC_EL(VEC, TYPE, N) (((TYPE *)((VEC).els))[N]) 400 401 #define VEC_INIT(VEC) \ 402 do { \ 403 (VEC).max_el = 0; \ 404 (VEC).nbr_el = 0; \ 405 (VEC).els = NULL; \ 406 } while (0) 407 408 /* Be sure there is room for a new element. */ 409 410 static void *vector_grow1 (struct vector_type *vec, size_t elsz); 411 412 /* Allocate room for a new element and return its address. */ 413 414 #define VEC_APPEND(VEC, TYPE) \ 415 ((TYPE *) vector_grow1 (&VEC, sizeof (TYPE))) 416 417 struct alpha_vms_vma_ref 418 { 419 bfd_vma vma; /* Vma in the output. */ 420 bfd_vma ref; /* Reference in the input. */ 421 }; 422 423 struct alpha_vms_shlib_el 424 { 425 bfd *abfd; 426 bfd_boolean has_fixups; 427 428 struct vector_type lp; /* Vector of bfd_vma. */ 429 struct vector_type ca; /* Vector of bfd_vma. */ 430 struct vector_type qr; /* Vector of struct alpha_vms_vma_ref. */ 431 }; 432 433 /* Alpha VMS linker hash table. */ 434 435 struct alpha_vms_link_hash_table 436 { 437 struct bfd_link_hash_table root; 438 439 /* Vector of shared libraries. */ 440 struct vector_type shrlibs; 441 442 /* Fixup section. */ 443 asection *fixup; 444 445 /* Base address. Used by fixups. */ 446 bfd_vma base_addr; 447 }; 448 449 #define alpha_vms_link_hash(INFO) \ 450 ((struct alpha_vms_link_hash_table *)(INFO->hash)) 451 452 /* Alpha VMS linker hash table entry. */ 453 454 struct alpha_vms_link_hash_entry 455 { 456 struct bfd_link_hash_entry root; 457 458 /* Pointer to the original vms symbol. */ 459 struct vms_symbol_entry *sym; 460 }; 461 462 /* Image reading. */ 463 464 /* Read & process EIHD record. 465 Return TRUE on success, FALSE on error. */ 466 467 static bfd_boolean 468 _bfd_vms_slurp_eihd (bfd *abfd, unsigned int *eisd_offset, 469 unsigned int *eihs_offset) 470 { 471 unsigned int imgtype, size; 472 bfd_vma symvva; 473 struct vms_eihd *eihd = (struct vms_eihd *)PRIV (recrd.rec); 474 475 vms_debug2 ((8, "_bfd_vms_slurp_eihd\n")); 476 477 /* PR 21813: Check for an undersized record. */ 478 if (PRIV (recrd.buf_size) < sizeof (* eihd)) 479 { 480 _bfd_error_handler (_("corrupt EIHD record - size is too small")); 481 bfd_set_error (bfd_error_bad_value); 482 return FALSE; 483 } 484 485 size = bfd_getl32 (eihd->size); 486 imgtype = bfd_getl32 (eihd->imgtype); 487 488 if (imgtype == EIHD__K_EXE || imgtype == EIHD__K_LIM) 489 abfd->flags |= EXEC_P; 490 491 symvva = bfd_getl64 (eihd->symvva); 492 if (symvva != 0) 493 { 494 PRIV (symvva) = symvva; 495 abfd->flags |= DYNAMIC; 496 } 497 498 PRIV (ident) = bfd_getl32 (eihd->ident); 499 PRIV (matchctl) = eihd->matchctl; 500 501 *eisd_offset = bfd_getl32 (eihd->isdoff); 502 *eihs_offset = bfd_getl32 (eihd->symdbgoff); 503 504 vms_debug2 ((4, "EIHD size %d imgtype %d symvva 0x%lx eisd %d eihs %d\n", 505 size, imgtype, (unsigned long)symvva, 506 *eisd_offset, *eihs_offset)); 507 (void) size; 508 509 return TRUE; 510 } 511 512 /* Read & process EISD record. 513 Return TRUE on success, FALSE on error. */ 514 515 static bfd_boolean 516 _bfd_vms_slurp_eisd (bfd *abfd, unsigned int offset) 517 { 518 int section_count = 0; 519 520 vms_debug2 ((8, "_bfd_vms_slurp_eisd\n")); 521 522 while (1) 523 { 524 struct vms_eisd *eisd; 525 unsigned int rec_size; 526 unsigned int size; 527 bfd_uint64_t vaddr; 528 unsigned int flags; 529 unsigned int vbn; 530 char *name = NULL; 531 asection *section; 532 flagword bfd_flags; 533 534 /* PR 17512: file: 3d9e9fe9. */ 535 if (offset > PRIV (recrd.rec_size) 536 || (PRIV (recrd.rec_size) - offset 537 < offsetof (struct vms_eisd, eisdsize) + 4)) 538 return FALSE; 539 eisd = (struct vms_eisd *) (PRIV (recrd.rec) + offset); 540 rec_size = bfd_getl32 (eisd->eisdsize); 541 if (rec_size == 0) 542 break; 543 544 /* Skip to next block if pad. */ 545 if (rec_size == 0xffffffff) 546 { 547 offset = (offset + VMS_BLOCK_SIZE) & ~(VMS_BLOCK_SIZE - 1); 548 continue; 549 } 550 551 /* Make sure that there is enough data present in the record. */ 552 if (rec_size < offsetof (struct vms_eisd, type) + 1) 553 return FALSE; 554 /* Make sure that the record is not too big either. */ 555 if (rec_size > PRIV (recrd.rec_size) - offset) 556 return FALSE; 557 558 offset += rec_size; 559 560 size = bfd_getl32 (eisd->secsize); 561 vaddr = bfd_getl64 (eisd->virt_addr); 562 flags = bfd_getl32 (eisd->flags); 563 vbn = bfd_getl32 (eisd->vbn); 564 565 vms_debug2 ((4, "EISD at 0x%x size 0x%x addr 0x%lx flags 0x%x blk %d\n", 566 offset, size, (unsigned long)vaddr, flags, vbn)); 567 568 /* VMS combines psects from .obj files into isects in the .exe. This 569 process doesn't preserve enough information to reliably determine 570 what's in each section without examining the data. This is 571 especially true of DWARF debug sections. */ 572 bfd_flags = SEC_ALLOC; 573 if (vbn != 0) 574 bfd_flags |= SEC_HAS_CONTENTS | SEC_LOAD; 575 576 if (flags & EISD__M_EXE) 577 bfd_flags |= SEC_CODE; 578 579 if (flags & EISD__M_NONSHRADR) 580 bfd_flags |= SEC_DATA; 581 582 if (!(flags & EISD__M_WRT)) 583 bfd_flags |= SEC_READONLY; 584 585 if (flags & EISD__M_DZRO) 586 bfd_flags |= SEC_DATA; 587 588 if (flags & EISD__M_FIXUPVEC) 589 bfd_flags |= SEC_DATA; 590 591 if (flags & EISD__M_CRF) 592 bfd_flags |= SEC_DATA; 593 594 if (flags & EISD__M_GBL) 595 { 596 if (rec_size <= offsetof (struct vms_eisd, gblnam)) 597 return FALSE; 598 else if (rec_size < sizeof (struct vms_eisd)) 599 name = _bfd_vms_save_counted_string (abfd, eisd->gblnam, 600 rec_size - offsetof (struct vms_eisd, gblnam)); 601 else 602 name = _bfd_vms_save_counted_string (abfd, eisd->gblnam, 603 EISD__K_GBLNAMLEN); 604 if (name == NULL || name[0] == 0) 605 return FALSE; 606 bfd_flags |= SEC_COFF_SHARED_LIBRARY; 607 bfd_flags &= ~(SEC_ALLOC | SEC_LOAD); 608 } 609 else if (flags & EISD__M_FIXUPVEC) 610 name = "$FIXUPVEC$"; 611 else if (eisd->type == EISD__K_USRSTACK) 612 name = "$STACK$"; 613 else 614 { 615 const char *pfx; 616 617 name = (char *) bfd_alloc (abfd, 32); 618 if (name == NULL) 619 return FALSE; 620 if (flags & EISD__M_DZRO) 621 pfx = "BSS"; 622 else if (flags & EISD__M_EXE) 623 pfx = "CODE"; 624 else if (!(flags & EISD__M_WRT)) 625 pfx = "RO"; 626 else 627 pfx = "LOCAL"; 628 BFD_ASSERT (section_count < 999); 629 sprintf (name, "$%s_%03d$", pfx, section_count++); 630 } 631 632 section = bfd_make_section (abfd, name); 633 634 if (!section) 635 return FALSE; 636 637 section->filepos = vbn ? VMS_BLOCK_SIZE * (vbn - 1) : 0; 638 section->size = size; 639 section->vma = vaddr; 640 641 if (!bfd_set_section_flags (section, bfd_flags)) 642 return FALSE; 643 } 644 645 return TRUE; 646 } 647 648 /* Read & process EIHS record. 649 Return TRUE on success, FALSE on error. */ 650 651 static bfd_boolean 652 _bfd_vms_slurp_eihs (bfd *abfd, unsigned int offset) 653 { 654 unsigned char *p = PRIV (recrd.rec) + offset; 655 unsigned int gstvbn; 656 unsigned int gstsize ATTRIBUTE_UNUSED; 657 unsigned int dstvbn; 658 unsigned int dstsize; 659 unsigned int dmtvbn; 660 unsigned int dmtbytes; 661 asection *section; 662 663 /* PR 21611: Check that offset is valid. */ 664 if (offset > PRIV (recrd.rec_size) - (EIHS__L_DMTBYTES + 4)) 665 { 666 _bfd_error_handler (_("unable to read EIHS record at offset %#x"), 667 offset); 668 bfd_set_error (bfd_error_file_truncated); 669 return FALSE; 670 } 671 672 gstvbn = bfd_getl32 (p + EIHS__L_GSTVBN); 673 gstsize = bfd_getl32 (p + EIHS__L_GSTSIZE); 674 dstvbn = bfd_getl32 (p + EIHS__L_DSTVBN); 675 dstsize = bfd_getl32 (p + EIHS__L_DSTSIZE); 676 dmtvbn = bfd_getl32 (p + EIHS__L_DMTVBN); 677 dmtbytes = bfd_getl32 (p + EIHS__L_DMTBYTES); 678 679 #if VMS_DEBUG 680 vms_debug (8, "_bfd_vms_slurp_ihs\n"); 681 vms_debug (4, "EIHS record gstvbn %d gstsize %d dstvbn %d dstsize %d dmtvbn %d dmtbytes %d\n", 682 gstvbn, gstsize, dstvbn, dstsize, dmtvbn, dmtbytes); 683 #endif 684 685 if (dstvbn) 686 { 687 flagword bfd_flags = SEC_HAS_CONTENTS | SEC_DEBUGGING; 688 689 section = bfd_make_section (abfd, "$DST$"); 690 if (!section) 691 return FALSE; 692 693 section->size = dstsize; 694 section->filepos = VMS_BLOCK_SIZE * (dstvbn - 1); 695 696 if (!bfd_set_section_flags (section, bfd_flags)) 697 return FALSE; 698 699 PRIV (dst_section) = section; 700 abfd->flags |= (HAS_DEBUG | HAS_LINENO); 701 } 702 703 if (dmtvbn) 704 { 705 flagword bfd_flags = SEC_HAS_CONTENTS | SEC_DEBUGGING; 706 707 section = bfd_make_section (abfd, "$DMT$"); 708 if (!section) 709 return FALSE; 710 711 section->size = dmtbytes; 712 section->filepos = VMS_BLOCK_SIZE * (dmtvbn - 1); 713 714 if (!bfd_set_section_flags (section, bfd_flags)) 715 return FALSE; 716 } 717 718 if (gstvbn) 719 { 720 if (bfd_seek (abfd, VMS_BLOCK_SIZE * (gstvbn - 1), SEEK_SET)) 721 { 722 bfd_set_error (bfd_error_file_truncated); 723 return FALSE; 724 } 725 726 if (!_bfd_vms_slurp_object_records (abfd)) 727 return FALSE; 728 729 abfd->flags |= HAS_SYMS; 730 } 731 732 return TRUE; 733 } 734 735 /* Object file reading. */ 736 737 /* Object file input functions. */ 738 739 /* Get next record from object file to vms_buf. 740 Set PRIV(buf_size) and return it 741 742 This is a little tricky since it should be portable. 743 744 The openVMS object file has 'variable length' which means that 745 read() returns data in chunks of (hopefully) correct and expected 746 size. The linker (and other tools on VMS) depend on that. Unix 747 doesn't know about 'formatted' files, so reading and writing such 748 an object file in a Unix environment is not trivial. 749 750 With the tool 'file' (available on all VMS FTP sites), one 751 can view and change the attributes of a file. Changing from 752 'variable length' to 'fixed length, 512 bytes' reveals the 753 record size at the first 2 bytes of every record. The same 754 may happen during the transfer of object files from VMS to Unix, 755 at least with UCX, the DEC implementation of TCP/IP. 756 757 The VMS format repeats the size at bytes 2 & 3 of every record. 758 759 On the first call (file_format == FF_UNKNOWN) we check if 760 the first and the third byte pair (!) of the record match. 761 If they do it's an object file in an Unix environment or with 762 wrong attributes (FF_FOREIGN), else we should be in a VMS 763 environment where read() returns the record size (FF_NATIVE). 764 765 Reading is always done in 2 steps: 766 1. first just the record header is read and the size extracted, 767 2. then the read buffer is adjusted and the remaining bytes are 768 read in. 769 770 All file I/O is done on even file positions. */ 771 772 #define VMS_OBJECT_ADJUSTMENT 2 773 774 static void 775 maybe_adjust_record_pointer_for_object (bfd *abfd) 776 { 777 /* Set the file format once for all on the first invocation. */ 778 if (PRIV (recrd.file_format) == FF_UNKNOWN) 779 { 780 if (PRIV (recrd.rec)[0] == PRIV (recrd.rec)[4] 781 && PRIV (recrd.rec)[1] == PRIV (recrd.rec)[5]) 782 PRIV (recrd.file_format) = FF_FOREIGN; 783 else 784 PRIV (recrd.file_format) = FF_NATIVE; 785 } 786 787 /* The adjustment is needed only in an Unix environment. */ 788 if (PRIV (recrd.file_format) == FF_FOREIGN) 789 PRIV (recrd.rec) += VMS_OBJECT_ADJUSTMENT; 790 } 791 792 /* Implement step #1 of the object record reading procedure. 793 Return the record type or -1 on failure. */ 794 795 static int 796 _bfd_vms_get_object_record (bfd *abfd) 797 { 798 unsigned int test_len = 6; 799 int type; 800 801 vms_debug2 ((8, "_bfd_vms_get_obj_record\n")); 802 803 /* Skip alignment byte if the current position is odd. */ 804 if (PRIV (recrd.file_format) == FF_FOREIGN && (bfd_tell (abfd) & 1)) 805 { 806 if (bfd_bread (PRIV (recrd.buf), 1, abfd) != 1) 807 { 808 bfd_set_error (bfd_error_file_truncated); 809 return -1; 810 } 811 } 812 813 /* Read the record header */ 814 if (bfd_bread (PRIV (recrd.buf), test_len, abfd) != test_len) 815 { 816 bfd_set_error (bfd_error_file_truncated); 817 return -1; 818 } 819 820 /* Reset the record pointer. */ 821 PRIV (recrd.rec) = PRIV (recrd.buf); 822 maybe_adjust_record_pointer_for_object (abfd); 823 824 if (vms_get_remaining_object_record (abfd, test_len) <= 0) 825 return -1; 826 827 type = bfd_getl16 (PRIV (recrd.rec)); 828 829 vms_debug2 ((8, "_bfd_vms_get_obj_record: rec %p, size %d, type %d\n", 830 PRIV (recrd.rec), PRIV (recrd.rec_size), type)); 831 832 return type; 833 } 834 835 /* Implement step #2 of the object record reading procedure. 836 Return the size of the record or 0 on failure. */ 837 838 static int 839 vms_get_remaining_object_record (bfd *abfd, unsigned int read_so_far) 840 { 841 unsigned int to_read; 842 843 vms_debug2 ((8, "vms_get_remaining_obj_record\n")); 844 845 /* Extract record size. */ 846 PRIV (recrd.rec_size) = bfd_getl16 (PRIV (recrd.rec) + 2); 847 848 if (PRIV (recrd.rec_size) == 0) 849 { 850 bfd_set_error (bfd_error_file_truncated); 851 return 0; 852 } 853 854 /* That's what the linker manual says. */ 855 if (PRIV (recrd.rec_size) > EOBJ__C_MAXRECSIZ) 856 { 857 bfd_set_error (bfd_error_file_truncated); 858 return 0; 859 } 860 861 /* Take into account object adjustment. */ 862 to_read = PRIV (recrd.rec_size); 863 if (PRIV (recrd.file_format) == FF_FOREIGN) 864 to_read += VMS_OBJECT_ADJUSTMENT; 865 866 /* Adjust the buffer. */ 867 if (to_read > PRIV (recrd.buf_size)) 868 { 869 PRIV (recrd.buf) 870 = (unsigned char *) bfd_realloc_or_free (PRIV (recrd.buf), to_read); 871 if (PRIV (recrd.buf) == NULL) 872 return 0; 873 PRIV (recrd.buf_size) = to_read; 874 } 875 /* PR 17512: file: 025-1974-0.004. */ 876 else if (to_read <= read_so_far) 877 return 0; 878 879 /* Read the remaining record. */ 880 to_read -= read_so_far; 881 882 vms_debug2 ((8, "vms_get_remaining_obj_record: to_read %d\n", to_read)); 883 884 if (bfd_bread (PRIV (recrd.buf) + read_so_far, to_read, abfd) != to_read) 885 { 886 bfd_set_error (bfd_error_file_truncated); 887 return 0; 888 } 889 890 /* Reset the record pointer. */ 891 PRIV (recrd.rec) = PRIV (recrd.buf); 892 maybe_adjust_record_pointer_for_object (abfd); 893 894 vms_debug2 ((8, "vms_get_remaining_obj_record: size %d\n", 895 PRIV (recrd.rec_size))); 896 897 return PRIV (recrd.rec_size); 898 } 899 900 /* Read and process emh record. 901 Return TRUE on success, FALSE on error. */ 902 903 static bfd_boolean 904 _bfd_vms_slurp_ehdr (bfd *abfd) 905 { 906 unsigned char *ptr; 907 unsigned char *vms_rec; 908 unsigned char *end; 909 int subtype; 910 911 vms_rec = PRIV (recrd.rec); 912 /* PR 17512: file: 62736583. */ 913 end = PRIV (recrd.buf) + PRIV (recrd.buf_size); 914 915 vms_debug2 ((2, "HDR/EMH\n")); 916 917 subtype = bfd_getl16 (vms_rec + 4); 918 919 vms_debug2 ((3, "subtype %d\n", subtype)); 920 921 switch (subtype) 922 { 923 case EMH__C_MHD: 924 /* Module header. */ 925 if (vms_rec + 21 >= end) 926 goto fail; 927 PRIV (hdr_data).hdr_b_strlvl = vms_rec[6]; 928 PRIV (hdr_data).hdr_l_arch1 = bfd_getl32 (vms_rec + 8); 929 PRIV (hdr_data).hdr_l_arch2 = bfd_getl32 (vms_rec + 12); 930 PRIV (hdr_data).hdr_l_recsiz = bfd_getl32 (vms_rec + 16); 931 if ((vms_rec + 20 + vms_rec[20] + 1) >= end) 932 goto fail; 933 PRIV (hdr_data).hdr_t_name 934 = _bfd_vms_save_counted_string (abfd, vms_rec + 20, vms_rec[20]); 935 ptr = vms_rec + 20 + vms_rec[20] + 1; 936 if ((ptr + *ptr + 1) >= end) 937 goto fail; 938 PRIV (hdr_data).hdr_t_version 939 = _bfd_vms_save_counted_string (abfd, ptr, *ptr); 940 ptr += *ptr + 1; 941 if (ptr + 17 >= end) 942 goto fail; 943 PRIV (hdr_data).hdr_t_date 944 = _bfd_vms_save_sized_string (abfd, ptr, 17); 945 break; 946 947 case EMH__C_LNM: 948 if (vms_rec + PRIV (recrd.rec_size - 6) > end) 949 goto fail; 950 PRIV (hdr_data).hdr_c_lnm 951 = _bfd_vms_save_sized_string (abfd, vms_rec, PRIV (recrd.rec_size - 6)); 952 break; 953 954 case EMH__C_SRC: 955 if (vms_rec + PRIV (recrd.rec_size - 6) > end) 956 goto fail; 957 PRIV (hdr_data).hdr_c_src 958 = _bfd_vms_save_sized_string (abfd, vms_rec, PRIV (recrd.rec_size - 6)); 959 break; 960 961 case EMH__C_TTL: 962 if (vms_rec + PRIV (recrd.rec_size - 6) > end) 963 goto fail; 964 PRIV (hdr_data).hdr_c_ttl 965 = _bfd_vms_save_sized_string (abfd, vms_rec, PRIV (recrd.rec_size - 6)); 966 break; 967 968 case EMH__C_CPR: 969 case EMH__C_MTC: 970 case EMH__C_GTX: 971 break; 972 973 default: 974 fail: 975 bfd_set_error (bfd_error_wrong_format); 976 return FALSE; 977 } 978 979 return TRUE; 980 } 981 982 /* Typical sections for evax object files. */ 983 984 #define EVAX_ABS_NAME "$ABS$" 985 #define EVAX_CODE_NAME "$CODE$" 986 #define EVAX_LINK_NAME "$LINK$" 987 #define EVAX_DATA_NAME "$DATA$" 988 #define EVAX_BSS_NAME "$BSS$" 989 #define EVAX_READONLYADDR_NAME "$READONLY_ADDR$" 990 #define EVAX_READONLY_NAME "$READONLY$" 991 #define EVAX_LITERAL_NAME "$LITERAL$" 992 #define EVAX_LITERALS_NAME "$LITERALS" 993 #define EVAX_COMMON_NAME "$COMMON$" 994 #define EVAX_LOCAL_NAME "$LOCAL$" 995 996 struct sec_flags_struct 997 { 998 const char *name; /* Name of section. */ 999 int vflags_always; 1000 flagword flags_always; /* Flags we set always. */ 1001 int vflags_hassize; 1002 flagword flags_hassize; /* Flags we set if the section has a size > 0. */ 1003 }; 1004 1005 /* These flags are deccrtl/vaxcrtl (openVMS 6.2 Alpha) compatible. */ 1006 1007 static const struct sec_flags_struct evax_section_flags[] = 1008 { 1009 { EVAX_ABS_NAME, 1010 EGPS__V_SHR, 1011 0, 1012 EGPS__V_SHR, 1013 0 }, 1014 { EVAX_CODE_NAME, 1015 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_EXE, 1016 SEC_CODE | SEC_READONLY, 1017 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_EXE, 1018 SEC_CODE | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1019 { EVAX_LITERAL_NAME, 1020 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_RD | EGPS__V_NOMOD, 1021 SEC_DATA | SEC_READONLY, 1022 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_RD, 1023 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1024 { EVAX_LINK_NAME, 1025 EGPS__V_REL | EGPS__V_RD, 1026 SEC_DATA | SEC_READONLY, 1027 EGPS__V_REL | EGPS__V_RD, 1028 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1029 { EVAX_DATA_NAME, 1030 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT | EGPS__V_NOMOD, 1031 SEC_DATA, 1032 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1033 SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1034 { EVAX_BSS_NAME, 1035 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT | EGPS__V_NOMOD, 1036 SEC_NO_FLAGS, 1037 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT | EGPS__V_NOMOD, 1038 SEC_ALLOC }, 1039 { EVAX_READONLYADDR_NAME, 1040 EGPS__V_PIC | EGPS__V_REL | EGPS__V_RD, 1041 SEC_DATA | SEC_READONLY, 1042 EGPS__V_PIC | EGPS__V_REL | EGPS__V_RD, 1043 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1044 { EVAX_READONLY_NAME, 1045 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_RD | EGPS__V_NOMOD, 1046 SEC_DATA | SEC_READONLY, 1047 EGPS__V_PIC | EGPS__V_REL | EGPS__V_SHR | EGPS__V_RD, 1048 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1049 { EVAX_LOCAL_NAME, 1050 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1051 SEC_DATA, 1052 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1053 SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1054 { EVAX_LITERALS_NAME, 1055 EGPS__V_PIC | EGPS__V_OVR, 1056 SEC_DATA | SEC_READONLY, 1057 EGPS__V_PIC | EGPS__V_OVR, 1058 SEC_DATA | SEC_READONLY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD }, 1059 { NULL, 1060 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1061 SEC_DATA, 1062 EGPS__V_REL | EGPS__V_RD | EGPS__V_WRT, 1063 SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD } 1064 }; 1065 1066 /* Retrieve BFD section flags by name and size. */ 1067 1068 static flagword 1069 vms_secflag_by_name (const struct sec_flags_struct *section_flags, 1070 const char *name, 1071 int hassize) 1072 { 1073 int i = 0; 1074 1075 while (section_flags[i].name != NULL) 1076 { 1077 if (strcmp (name, section_flags[i].name) == 0) 1078 { 1079 if (hassize) 1080 return section_flags[i].flags_hassize; 1081 else 1082 return section_flags[i].flags_always; 1083 } 1084 i++; 1085 } 1086 if (hassize) 1087 return section_flags[i].flags_hassize; 1088 return section_flags[i].flags_always; 1089 } 1090 1091 /* Retrieve VMS section flags by name and size. */ 1092 1093 static flagword 1094 vms_esecflag_by_name (const struct sec_flags_struct *section_flags, 1095 const char *name, 1096 int hassize) 1097 { 1098 int i = 0; 1099 1100 while (section_flags[i].name != NULL) 1101 { 1102 if (strcmp (name, section_flags[i].name) == 0) 1103 { 1104 if (hassize) 1105 return section_flags[i].vflags_hassize; 1106 else 1107 return section_flags[i].vflags_always; 1108 } 1109 i++; 1110 } 1111 if (hassize) 1112 return section_flags[i].vflags_hassize; 1113 return section_flags[i].vflags_always; 1114 } 1115 1116 /* Add SYM to the symbol table of ABFD. 1117 Return FALSE in case of error. */ 1118 1119 static bfd_boolean 1120 add_symbol_entry (bfd *abfd, struct vms_symbol_entry *sym) 1121 { 1122 if (PRIV (gsd_sym_count) >= PRIV (max_sym_count)) 1123 { 1124 if (PRIV (max_sym_count) == 0) 1125 { 1126 PRIV (max_sym_count) = 128; 1127 PRIV (syms) = bfd_malloc 1128 (PRIV (max_sym_count) * sizeof (struct vms_symbol_entry *)); 1129 } 1130 else 1131 { 1132 PRIV (max_sym_count) *= 2; 1133 PRIV (syms) = bfd_realloc_or_free 1134 (PRIV (syms), 1135 (PRIV (max_sym_count) * sizeof (struct vms_symbol_entry *))); 1136 } 1137 if (PRIV (syms) == NULL) 1138 return FALSE; 1139 } 1140 1141 PRIV (syms)[PRIV (gsd_sym_count)++] = sym; 1142 return TRUE; 1143 } 1144 1145 /* Create a symbol whose name is ASCIC and add it to ABFD. 1146 Return NULL in case of error. */ 1147 1148 static struct vms_symbol_entry * 1149 add_symbol (bfd *abfd, const unsigned char *ascic, unsigned int max) 1150 { 1151 struct vms_symbol_entry *entry; 1152 unsigned int len; 1153 1154 len = *ascic++; 1155 max -= 1; 1156 if (len > max) 1157 { 1158 _bfd_error_handler (_("record is too small for symbol name length")); 1159 bfd_set_error (bfd_error_bad_value); 1160 return NULL; 1161 } 1162 1163 entry = (struct vms_symbol_entry *)bfd_zalloc (abfd, sizeof (*entry) + len); 1164 if (entry == NULL) 1165 return NULL; 1166 entry->namelen = len; 1167 memcpy (entry->name, ascic, len); 1168 entry->name[len] = 0; 1169 entry->owner = abfd; 1170 1171 if (!add_symbol_entry (abfd, entry)) 1172 return NULL; 1173 return entry; 1174 } 1175 1176 /* Read and process EGSD. Return FALSE on failure. */ 1177 1178 static bfd_boolean 1179 _bfd_vms_slurp_egsd (bfd *abfd) 1180 { 1181 int gsd_type; 1182 unsigned int gsd_size; 1183 unsigned char *vms_rec; 1184 bfd_vma base_addr; 1185 long psindx; 1186 1187 vms_debug2 ((2, "EGSD\n")); 1188 1189 if (PRIV (recrd.rec_size) < 8) 1190 { 1191 _bfd_error_handler (_("corrupt EGSD record: its size (%#x) is too small"), 1192 PRIV (recrd.rec_size)); 1193 bfd_set_error (bfd_error_bad_value); 1194 return FALSE; 1195 } 1196 1197 PRIV (recrd.rec) += 8; /* Skip type, size, align pad. */ 1198 PRIV (recrd.rec_size) -= 8; 1199 1200 /* Calculate base address for each section. */ 1201 base_addr = 0; 1202 1203 while (PRIV (recrd.rec_size) > 4) 1204 { 1205 vms_rec = PRIV (recrd.rec); 1206 1207 gsd_type = bfd_getl16 (vms_rec); 1208 gsd_size = bfd_getl16 (vms_rec + 2); 1209 1210 vms_debug2 ((3, "egsd_type %d\n", gsd_type)); 1211 1212 /* PR 21615: Check for size overflow. */ 1213 if (PRIV (recrd.rec_size) < gsd_size) 1214 { 1215 _bfd_error_handler (_("corrupt EGSD record type %d: size (%#x) " 1216 "is larger than remaining space (%#x)"), 1217 gsd_type, gsd_size, PRIV (recrd.rec_size)); 1218 bfd_set_error (bfd_error_bad_value); 1219 return FALSE; 1220 } 1221 1222 if (gsd_size < 4) 1223 { 1224 too_small: 1225 _bfd_error_handler (_("corrupt EGSD record type %d: size (%#x) " 1226 "is too small"), 1227 gsd_type, gsd_size); 1228 bfd_set_error (bfd_error_bad_value); 1229 return FALSE; 1230 } 1231 1232 switch (gsd_type) 1233 { 1234 case EGSD__C_PSC: 1235 /* Program section definition. */ 1236 { 1237 struct vms_egps *egps = (struct vms_egps *) vms_rec; 1238 flagword new_flags, vms_flags; 1239 asection *section; 1240 1241 if (offsetof (struct vms_egps, flags) + 2 > gsd_size) 1242 goto too_small; 1243 vms_flags = bfd_getl16 (egps->flags); 1244 1245 if ((vms_flags & EGPS__V_REL) == 0) 1246 { 1247 /* Use the global absolute section for all 1248 absolute sections. */ 1249 section = bfd_abs_section_ptr; 1250 } 1251 else 1252 { 1253 char *name; 1254 bfd_vma align_addr; 1255 size_t left; 1256 1257 if (offsetof (struct vms_egps, namlng) >= gsd_size) 1258 goto too_small; 1259 left = gsd_size - offsetof (struct vms_egps, namlng); 1260 name = _bfd_vms_save_counted_string (abfd, &egps->namlng, left); 1261 if (name == NULL || name[0] == 0) 1262 return FALSE; 1263 1264 section = bfd_make_section (abfd, name); 1265 if (!section) 1266 return FALSE; 1267 1268 section->filepos = 0; 1269 section->size = bfd_getl32 (egps->alloc); 1270 section->alignment_power = egps->align & 31; 1271 1272 vms_section_data (section)->flags = vms_flags; 1273 vms_section_data (section)->no_flags = 0; 1274 1275 new_flags = vms_secflag_by_name (evax_section_flags, 1276 section->name, 1277 section->size > 0); 1278 if (section->size > 0) 1279 new_flags |= SEC_LOAD; 1280 if (!(vms_flags & EGPS__V_NOMOD) && section->size > 0) 1281 { 1282 /* Set RELOC and HAS_CONTENTS if the section is not 1283 demand-zero and not empty. */ 1284 new_flags |= SEC_HAS_CONTENTS; 1285 if (vms_flags & EGPS__V_REL) 1286 new_flags |= SEC_RELOC; 1287 } 1288 if (vms_flags & EGPS__V_EXE) 1289 { 1290 /* Set CODE if section is executable. */ 1291 new_flags |= SEC_CODE; 1292 new_flags &= ~SEC_DATA; 1293 } 1294 if (!bfd_set_section_flags (section, new_flags)) 1295 return FALSE; 1296 1297 /* Give a non-overlapping vma to non absolute sections. */ 1298 align_addr = (bfd_vma) 1 << section->alignment_power; 1299 base_addr = (base_addr + align_addr - 1) & -align_addr; 1300 section->vma = base_addr; 1301 base_addr += section->size; 1302 } 1303 1304 /* Append it to the section array. */ 1305 if (PRIV (section_count) >= PRIV (section_max)) 1306 { 1307 if (PRIV (section_max) == 0) 1308 PRIV (section_max) = 16; 1309 else 1310 PRIV (section_max) *= 2; 1311 PRIV (sections) = bfd_realloc_or_free 1312 (PRIV (sections), PRIV (section_max) * sizeof (asection *)); 1313 if (PRIV (sections) == NULL) 1314 return FALSE; 1315 } 1316 1317 PRIV (sections)[PRIV (section_count)] = section; 1318 PRIV (section_count)++; 1319 } 1320 break; 1321 1322 case EGSD__C_SYM: 1323 { 1324 unsigned int nameoff; 1325 struct vms_symbol_entry *entry; 1326 struct vms_egsy *egsy = (struct vms_egsy *) vms_rec; 1327 flagword old_flags; 1328 1329 if (offsetof (struct vms_egsy, flags) + 2 > gsd_size) 1330 goto too_small; 1331 old_flags = bfd_getl16 (egsy->flags); 1332 if (old_flags & EGSY__V_DEF) 1333 nameoff = ESDF__B_NAMLNG; 1334 else 1335 nameoff = ESRF__B_NAMLNG; 1336 1337 if (nameoff >= gsd_size) 1338 goto too_small; 1339 entry = add_symbol (abfd, vms_rec + nameoff, gsd_size - nameoff); 1340 if (entry == NULL) 1341 return FALSE; 1342 1343 /* Allow only duplicate reference. */ 1344 if ((entry->flags & EGSY__V_DEF) && (old_flags & EGSY__V_DEF)) 1345 abort (); 1346 1347 if (entry->typ == 0) 1348 { 1349 entry->typ = gsd_type; 1350 entry->data_type = egsy->datyp; 1351 entry->flags = old_flags; 1352 } 1353 1354 if (old_flags & EGSY__V_DEF) 1355 { 1356 struct vms_esdf *esdf = (struct vms_esdf *) vms_rec; 1357 1358 entry->value = bfd_getl64 (esdf->value); 1359 if (PRIV (sections) == NULL) 1360 return FALSE; 1361 1362 psindx = bfd_getl32 (esdf->psindx); 1363 /* PR 21813: Check for an out of range index. */ 1364 if (psindx < 0 || psindx >= (int) PRIV (section_count)) 1365 { 1366 bad_psindx: 1367 _bfd_error_handler (_("corrupt EGSD record: its psindx " 1368 "field is too big (%#lx)"), 1369 psindx); 1370 bfd_set_error (bfd_error_bad_value); 1371 return FALSE; 1372 } 1373 entry->section = PRIV (sections)[psindx]; 1374 1375 if (old_flags & EGSY__V_NORM) 1376 { 1377 PRIV (norm_sym_count)++; 1378 1379 entry->code_value = bfd_getl64 (esdf->code_address); 1380 psindx = bfd_getl32 (esdf->ca_psindx); 1381 /* PR 21813: Check for an out of range index. */ 1382 if (psindx < 0 || psindx >= (int) PRIV (section_count)) 1383 goto bad_psindx; 1384 entry->code_section = PRIV (sections)[psindx]; 1385 } 1386 } 1387 } 1388 break; 1389 1390 case EGSD__C_SYMG: 1391 { 1392 struct vms_symbol_entry *entry; 1393 struct vms_egst *egst = (struct vms_egst *)vms_rec; 1394 flagword old_flags; 1395 unsigned int nameoff = offsetof (struct vms_egst, namlng); 1396 1397 old_flags = bfd_getl16 (egst->header.flags); 1398 1399 if (nameoff >= gsd_size) 1400 goto too_small; 1401 entry = add_symbol (abfd, &egst->namlng, gsd_size - nameoff); 1402 if (entry == NULL) 1403 return FALSE; 1404 1405 entry->typ = gsd_type; 1406 entry->data_type = egst->header.datyp; 1407 entry->flags = old_flags; 1408 1409 entry->symbol_vector = bfd_getl32 (egst->value); 1410 1411 if (old_flags & EGSY__V_REL) 1412 { 1413 if (PRIV (sections) == NULL) 1414 return FALSE; 1415 psindx = bfd_getl32 (egst->psindx); 1416 /* PR 21813: Check for an out of range index. */ 1417 if (psindx < 0 || psindx >= (int) PRIV (section_count)) 1418 goto bad_psindx; 1419 entry->section = PRIV (sections)[psindx]; 1420 } 1421 else 1422 entry->section = bfd_abs_section_ptr; 1423 1424 entry->value = bfd_getl64 (egst->lp_2); 1425 1426 if (old_flags & EGSY__V_NORM) 1427 { 1428 PRIV (norm_sym_count)++; 1429 1430 entry->code_value = bfd_getl64 (egst->lp_1); 1431 entry->code_section = bfd_abs_section_ptr; 1432 } 1433 } 1434 break; 1435 1436 case EGSD__C_SPSC: 1437 case EGSD__C_IDC: 1438 /* Currently ignored. */ 1439 break; 1440 case EGSD__C_SYMM: 1441 case EGSD__C_SYMV: 1442 default: 1443 _bfd_error_handler (_("unknown EGSD subtype %d"), gsd_type); 1444 bfd_set_error (bfd_error_bad_value); 1445 return FALSE; 1446 } 1447 1448 PRIV (recrd.rec_size) -= gsd_size; 1449 PRIV (recrd.rec) += gsd_size; 1450 } 1451 1452 /* FIXME: Should we complain if PRIV (recrd.rec_size) is not zero ? */ 1453 1454 if (PRIV (gsd_sym_count) > 0) 1455 abfd->flags |= HAS_SYMS; 1456 1457 return TRUE; 1458 } 1459 1460 /* Stack routines for vms ETIR commands. */ 1461 1462 /* Push value and section index. */ 1463 1464 static bfd_boolean 1465 _bfd_vms_push (bfd *abfd, bfd_vma val, unsigned int reloc) 1466 { 1467 vms_debug2 ((4, "<push %08lx (0x%08x) at %d>\n", 1468 (unsigned long)val, reloc, PRIV (stackptr))); 1469 1470 PRIV (stack[PRIV (stackptr)]).value = val; 1471 PRIV (stack[PRIV (stackptr)]).reloc = reloc; 1472 PRIV (stackptr)++; 1473 if (PRIV (stackptr) >= STACKSIZE) 1474 { 1475 bfd_set_error (bfd_error_bad_value); 1476 _bfd_error_handler (_("stack overflow (%d) in _bfd_vms_push"), PRIV (stackptr)); 1477 return FALSE; 1478 } 1479 return TRUE; 1480 } 1481 1482 /* Pop value and section index. */ 1483 1484 static bfd_boolean 1485 _bfd_vms_pop (bfd *abfd, bfd_vma *val, unsigned int *rel) 1486 { 1487 if (PRIV (stackptr) == 0) 1488 { 1489 bfd_set_error (bfd_error_bad_value); 1490 _bfd_error_handler (_("stack underflow in _bfd_vms_pop")); 1491 return FALSE; 1492 } 1493 PRIV (stackptr)--; 1494 *val = PRIV (stack[PRIV (stackptr)]).value; 1495 *rel = PRIV (stack[PRIV (stackptr)]).reloc; 1496 1497 vms_debug2 ((4, "<pop %08lx (0x%08x)>\n", (unsigned long)*val, *rel)); 1498 return TRUE; 1499 } 1500 1501 /* Routines to fill sections contents during tir/etir read. */ 1502 1503 /* Initialize image buffer pointer to be filled. */ 1504 1505 static void 1506 image_set_ptr (bfd *abfd, bfd_vma vma, int sect, struct bfd_link_info *info) 1507 { 1508 asection *sec; 1509 1510 vms_debug2 ((4, "image_set_ptr (0x%08x, sect=%d)\n", (unsigned)vma, sect)); 1511 1512 if (PRIV (sections) == NULL) 1513 return; 1514 if (sect < 0 || sect >= (int) PRIV (section_count)) 1515 return; 1516 1517 sec = PRIV (sections)[sect]; 1518 1519 if (info) 1520 { 1521 /* Reading contents to an output bfd. */ 1522 1523 if (sec->output_section == NULL) 1524 { 1525 /* Section discarded. */ 1526 vms_debug2 ((5, " section %s discarded\n", sec->name)); 1527 1528 /* This is not used. */ 1529 PRIV (image_section) = NULL; 1530 PRIV (image_offset) = 0; 1531 return; 1532 } 1533 PRIV (image_offset) = sec->output_offset + vma; 1534 PRIV (image_section) = sec->output_section; 1535 } 1536 else 1537 { 1538 PRIV (image_offset) = vma; 1539 PRIV (image_section) = sec; 1540 } 1541 } 1542 1543 /* Increment image buffer pointer by offset. */ 1544 1545 static void 1546 image_inc_ptr (bfd *abfd, bfd_vma offset) 1547 { 1548 vms_debug2 ((4, "image_inc_ptr (%u)\n", (unsigned)offset)); 1549 1550 PRIV (image_offset) += offset; 1551 } 1552 1553 /* Save current DST location counter under specified index. */ 1554 1555 static bfd_boolean 1556 dst_define_location (bfd *abfd, unsigned int loc) 1557 { 1558 vms_debug2 ((4, "dst_define_location (%d)\n", (int)loc)); 1559 1560 if (loc > 1 << 24) 1561 { 1562 /* 16M entries ought to be plenty. */ 1563 bfd_set_error (bfd_error_bad_value); 1564 _bfd_error_handler (_("dst_define_location %u too large"), loc); 1565 return FALSE; 1566 } 1567 1568 /* Grow the ptr offset table if necessary. */ 1569 if (loc + 1 > PRIV (dst_ptr_offsets_count)) 1570 { 1571 PRIV (dst_ptr_offsets) 1572 = bfd_realloc_or_free (PRIV (dst_ptr_offsets), 1573 (loc + 1) * sizeof (unsigned int)); 1574 if (PRIV (dst_ptr_offsets) == NULL) 1575 return FALSE; 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 bfd_boolean 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 bfd_boolean 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 bfd_boolean 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 bfd_boolean 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 bfd_boolean 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 bfd_boolean 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 bfd_boolean 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 bfd_boolean 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 bfd_boolean 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 bfd_boolean 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 bfd_boolean 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 bfd_boolean 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 bfd_boolean 2695 _bfd_vms_slurp_object_records (bfd * abfd) 2696 { 2697 bfd_boolean 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 bfd_boolean 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, (file_ptr) 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, (file_ptr) 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 void 2927 _bfd_vms_write_emh (bfd *abfd) 2928 { 2929 struct vms_rec_wr *recwr = &PRIV (recwr); 2930 2931 _bfd_vms_output_alignment (recwr, 2); 2932 2933 /* EMH. */ 2934 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 2935 _bfd_vms_output_short (recwr, EMH__C_MHD); 2936 _bfd_vms_output_short (recwr, EOBJ__C_STRLVL); 2937 _bfd_vms_output_long (recwr, 0); 2938 _bfd_vms_output_long (recwr, 0); 2939 _bfd_vms_output_long (recwr, MAX_OUTREC_SIZE); 2940 2941 /* Create module name from filename. */ 2942 if (bfd_get_filename (abfd) != 0) 2943 { 2944 char *module = vms_get_module_name (bfd_get_filename (abfd), TRUE); 2945 _bfd_vms_output_counted (recwr, module); 2946 free (module); 2947 } 2948 else 2949 _bfd_vms_output_counted (recwr, "NONAME"); 2950 2951 _bfd_vms_output_counted (recwr, BFD_VERSION_STRING); 2952 _bfd_vms_output_dump (recwr, get_vms_time_string (), EMH_DATE_LENGTH); 2953 _bfd_vms_output_fill (recwr, 0, EMH_DATE_LENGTH); 2954 _bfd_vms_output_end (abfd, recwr); 2955 } 2956 2957 /* Write an EMH/LMN record. */ 2958 2959 static void 2960 _bfd_vms_write_lmn (bfd *abfd, const char *name) 2961 { 2962 char version [64]; 2963 struct vms_rec_wr *recwr = &PRIV (recwr); 2964 unsigned int ver = BFD_VERSION / 10000; 2965 2966 /* LMN. */ 2967 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 2968 _bfd_vms_output_short (recwr, EMH__C_LNM); 2969 snprintf (version, sizeof (version), "%s %d.%d.%d", name, 2970 ver / 10000, (ver / 100) % 100, ver % 100); 2971 _bfd_vms_output_dump (recwr, (unsigned char *)version, strlen (version)); 2972 _bfd_vms_output_end (abfd, recwr); 2973 } 2974 2975 2976 /* Write eom record for bfd abfd. Return FALSE on error. */ 2977 2978 static bfd_boolean 2979 _bfd_vms_write_eeom (bfd *abfd) 2980 { 2981 struct vms_rec_wr *recwr = &PRIV (recwr); 2982 2983 vms_debug2 ((2, "vms_write_eeom\n")); 2984 2985 _bfd_vms_output_alignment (recwr, 2); 2986 2987 _bfd_vms_output_begin (recwr, EOBJ__C_EEOM); 2988 _bfd_vms_output_long (recwr, PRIV (vms_linkage_index + 1) >> 1); 2989 _bfd_vms_output_byte (recwr, 0); /* Completion code. */ 2990 _bfd_vms_output_byte (recwr, 0); /* Fill byte. */ 2991 2992 if ((abfd->flags & EXEC_P) == 0 2993 && bfd_get_start_address (abfd) != (bfd_vma)-1) 2994 { 2995 asection *section; 2996 2997 section = bfd_get_section_by_name (abfd, ".link"); 2998 if (section == 0) 2999 { 3000 bfd_set_error (bfd_error_nonrepresentable_section); 3001 return FALSE; 3002 } 3003 _bfd_vms_output_short (recwr, 0); 3004 _bfd_vms_output_long (recwr, (unsigned long) section->target_index); 3005 _bfd_vms_output_long (recwr, 3006 (unsigned long) bfd_get_start_address (abfd)); 3007 _bfd_vms_output_long (recwr, 0); 3008 } 3009 3010 _bfd_vms_output_end (abfd, recwr); 3011 return TRUE; 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 bfd_boolean 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 bfd_boolean 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 bfd_boolean 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_putl32 (-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 continue; 3385 3386 eisd = vms_section_data (sec)->eisd; 3387 3388 /* Align on a block. */ 3389 alpha_vms_file_position_block (abfd); 3390 sec->filepos = PRIV (file_pos); 3391 3392 if (eisd != NULL) 3393 eisd->u.eisd.vbn = (sec->filepos / VMS_BLOCK_SIZE) + 1; 3394 3395 PRIV (file_pos) += sec->size; 3396 } 3397 3398 /* Update EIHS. */ 3399 if (eihs != NULL && dst != NULL) 3400 { 3401 bfd_putl32 ((dst->filepos / VMS_BLOCK_SIZE) + 1, eihs->dstvbn); 3402 bfd_putl32 (dst->size, eihs->dstsize); 3403 3404 if (dmt != NULL) 3405 { 3406 lnkflags |= EIHD__M_DBGDMT; 3407 bfd_putl32 ((dmt->filepos / VMS_BLOCK_SIZE) + 1, eihs->dmtvbn); 3408 bfd_putl32 (dmt->size, eihs->dmtsize); 3409 } 3410 if (PRIV (gsd_sym_count) != 0) 3411 { 3412 alpha_vms_file_position_block (abfd); 3413 gst_filepos = PRIV (file_pos); 3414 bfd_putl32 ((gst_filepos / VMS_BLOCK_SIZE) + 1, eihs->gstvbn); 3415 bfd_putl32 ((PRIV (gsd_sym_count) + 4) / 5 + 4, eihs->gstsize); 3416 } 3417 } 3418 3419 /* Write EISD in hdr. */ 3420 for (eisd = first_eisd; eisd && eisd->file_pos < VMS_BLOCK_SIZE; 3421 eisd = eisd->next) 3422 alpha_vms_swap_eisd_out 3423 (eisd, (struct vms_eisd *)((char *)&eihd + eisd->file_pos)); 3424 3425 /* Write first block. */ 3426 bfd_putl32 (lnkflags, eihd.lnkflags); 3427 if (bfd_bwrite (&eihd, sizeof (eihd), abfd) != sizeof (eihd)) 3428 return FALSE; 3429 3430 /* Write remaining eisd. */ 3431 if (eisd != NULL) 3432 { 3433 unsigned char blk[VMS_BLOCK_SIZE]; 3434 struct vms_internal_eisd_map *next_eisd; 3435 3436 memset (blk, 0xff, sizeof (blk)); 3437 while (eisd != NULL) 3438 { 3439 alpha_vms_swap_eisd_out 3440 (eisd, 3441 (struct vms_eisd *)(blk + (eisd->file_pos % VMS_BLOCK_SIZE))); 3442 3443 next_eisd = eisd->next; 3444 if (next_eisd == NULL 3445 || (next_eisd->file_pos / VMS_BLOCK_SIZE 3446 != eisd->file_pos / VMS_BLOCK_SIZE)) 3447 { 3448 if (bfd_bwrite (blk, sizeof (blk), abfd) != sizeof (blk)) 3449 return FALSE; 3450 3451 memset (blk, 0xff, sizeof (blk)); 3452 } 3453 eisd = next_eisd; 3454 } 3455 } 3456 3457 /* Write sections. */ 3458 for (sec = abfd->sections; sec; sec = sec->next) 3459 { 3460 unsigned char blk[VMS_BLOCK_SIZE]; 3461 bfd_size_type len; 3462 3463 if (sec->size == 0 || !(sec->flags & SEC_HAS_CONTENTS)) 3464 continue; 3465 if (bfd_bwrite (sec->contents, sec->size, abfd) != sec->size) 3466 return FALSE; 3467 3468 /* Pad. */ 3469 len = VMS_BLOCK_SIZE - sec->size % VMS_BLOCK_SIZE; 3470 if (len != VMS_BLOCK_SIZE) 3471 { 3472 memset (blk, 0, len); 3473 if (bfd_bwrite (blk, len, abfd) != len) 3474 return FALSE; 3475 } 3476 } 3477 3478 /* Write GST. */ 3479 if (gst_filepos != 0) 3480 { 3481 struct vms_rec_wr *recwr = &PRIV (recwr); 3482 unsigned int i; 3483 3484 _bfd_vms_write_emh (abfd); 3485 _bfd_vms_write_lmn (abfd, "GNU LD"); 3486 3487 /* PSC for the absolute section. */ 3488 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3489 _bfd_vms_output_long (recwr, 0); 3490 _bfd_vms_output_begin_subrec (recwr, EGSD__C_PSC); 3491 _bfd_vms_output_short (recwr, 0); 3492 _bfd_vms_output_short (recwr, EGPS__V_PIC | EGPS__V_LIB | EGPS__V_RD); 3493 _bfd_vms_output_long (recwr, 0); 3494 _bfd_vms_output_counted (recwr, ".$$ABS$$."); 3495 _bfd_vms_output_end_subrec (recwr); 3496 _bfd_vms_output_end (abfd, recwr); 3497 3498 for (i = 0; i < PRIV (gsd_sym_count); i++) 3499 { 3500 struct vms_symbol_entry *sym = PRIV (syms)[i]; 3501 bfd_vma val; 3502 bfd_vma ep; 3503 3504 if ((i % 5) == 0) 3505 { 3506 _bfd_vms_output_alignment (recwr, 8); 3507 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3508 _bfd_vms_output_long (recwr, 0); 3509 } 3510 _bfd_vms_output_begin_subrec (recwr, EGSD__C_SYMG); 3511 _bfd_vms_output_short (recwr, 0); /* Data type, alignment. */ 3512 _bfd_vms_output_short (recwr, sym->flags); 3513 3514 if (sym->code_section) 3515 ep = alpha_vms_get_sym_value (sym->code_section, sym->code_value); 3516 else 3517 { 3518 BFD_ASSERT (sym->code_value == 0); 3519 ep = 0; 3520 } 3521 val = alpha_vms_get_sym_value (sym->section, sym->value); 3522 _bfd_vms_output_quad 3523 (recwr, sym->typ == EGSD__C_SYMG ? sym->symbol_vector : val); 3524 _bfd_vms_output_quad (recwr, ep); 3525 _bfd_vms_output_quad (recwr, val); 3526 _bfd_vms_output_long (recwr, 0); 3527 _bfd_vms_output_counted (recwr, sym->name); 3528 _bfd_vms_output_end_subrec (recwr); 3529 if ((i % 5) == 4) 3530 _bfd_vms_output_end (abfd, recwr); 3531 } 3532 if ((i % 5) != 0) 3533 _bfd_vms_output_end (abfd, recwr); 3534 3535 if (!_bfd_vms_write_eeom (abfd)) 3536 return FALSE; 3537 } 3538 return TRUE; 3539 } 3540 3541 /* Object write. */ 3542 3543 /* Write section and symbol directory of bfd abfd. Return FALSE on error. */ 3544 3545 static bfd_boolean 3546 _bfd_vms_write_egsd (bfd *abfd) 3547 { 3548 asection *section; 3549 asymbol *symbol; 3550 unsigned int symnum; 3551 const char *sname; 3552 flagword new_flags, old_flags; 3553 int abs_section_index = -1; 3554 unsigned int target_index = 0; 3555 struct vms_rec_wr *recwr = &PRIV (recwr); 3556 3557 vms_debug2 ((2, "vms_write_egsd\n")); 3558 3559 /* Egsd is quadword aligned. */ 3560 _bfd_vms_output_alignment (recwr, 8); 3561 3562 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3563 _bfd_vms_output_long (recwr, 0); 3564 3565 /* Number sections. */ 3566 for (section = abfd->sections; section != NULL; section = section->next) 3567 { 3568 if (section->flags & SEC_DEBUGGING) 3569 continue; 3570 if (!strcmp (section->name, ".vmsdebug")) 3571 { 3572 section->flags |= SEC_DEBUGGING; 3573 continue; 3574 } 3575 section->target_index = target_index++; 3576 } 3577 3578 for (section = abfd->sections; section != NULL; section = section->next) 3579 { 3580 vms_debug2 ((3, "Section #%d %s, %d bytes\n", 3581 section->target_index, section->name, (int)section->size)); 3582 3583 /* Don't write out the VMS debug info section since it is in the 3584 ETBT and EDBG sections in etir. */ 3585 if (section->flags & SEC_DEBUGGING) 3586 continue; 3587 3588 /* 13 bytes egsd, max 31 chars name -> should be 44 bytes. */ 3589 if (_bfd_vms_output_check (recwr, 64) < 0) 3590 { 3591 _bfd_vms_output_end (abfd, recwr); 3592 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3593 _bfd_vms_output_long (recwr, 0); 3594 } 3595 3596 /* Don't know if this is necessary for the linker but for now it keeps 3597 vms_slurp_gsd happy. */ 3598 sname = section->name; 3599 if (*sname == '.') 3600 { 3601 /* Remove leading dot. */ 3602 sname++; 3603 if ((*sname == 't') && (strcmp (sname, "text") == 0)) 3604 sname = EVAX_CODE_NAME; 3605 else if ((*sname == 'd') && (strcmp (sname, "data") == 0)) 3606 sname = EVAX_DATA_NAME; 3607 else if ((*sname == 'b') && (strcmp (sname, "bss") == 0)) 3608 sname = EVAX_BSS_NAME; 3609 else if ((*sname == 'l') && (strcmp (sname, "link") == 0)) 3610 sname = EVAX_LINK_NAME; 3611 else if ((*sname == 'r') && (strcmp (sname, "rdata") == 0)) 3612 sname = EVAX_READONLY_NAME; 3613 else if ((*sname == 'l') && (strcmp (sname, "literal") == 0)) 3614 sname = EVAX_LITERAL_NAME; 3615 else if ((*sname == 'l') && (strcmp (sname, "literals") == 0)) 3616 sname = EVAX_LITERALS_NAME; 3617 else if ((*sname == 'c') && (strcmp (sname, "comm") == 0)) 3618 sname = EVAX_COMMON_NAME; 3619 else if ((*sname == 'l') && (strcmp (sname, "lcomm") == 0)) 3620 sname = EVAX_LOCAL_NAME; 3621 } 3622 3623 if (bfd_is_com_section (section)) 3624 new_flags = (EGPS__V_OVR | EGPS__V_REL | EGPS__V_GBL | EGPS__V_RD 3625 | EGPS__V_WRT | EGPS__V_NOMOD | EGPS__V_COM); 3626 else 3627 new_flags = vms_esecflag_by_name (evax_section_flags, sname, 3628 section->size > 0); 3629 3630 /* Modify them as directed. */ 3631 if (section->flags & SEC_READONLY) 3632 new_flags &= ~EGPS__V_WRT; 3633 3634 new_flags &= ~vms_section_data (section)->no_flags; 3635 new_flags |= vms_section_data (section)->flags; 3636 3637 vms_debug2 ((3, "sec flags %x\n", section->flags)); 3638 vms_debug2 ((3, "new_flags %x, _raw_size %lu\n", 3639 new_flags, (unsigned long)section->size)); 3640 3641 _bfd_vms_output_begin_subrec (recwr, EGSD__C_PSC); 3642 _bfd_vms_output_short (recwr, section->alignment_power & 0xff); 3643 _bfd_vms_output_short (recwr, new_flags); 3644 _bfd_vms_output_long (recwr, (unsigned long) section->size); 3645 _bfd_vms_output_counted (recwr, sname); 3646 _bfd_vms_output_end_subrec (recwr); 3647 3648 /* If the section is an obsolute one, remind its index as it will be 3649 used later for absolute symbols. */ 3650 if ((new_flags & EGPS__V_REL) == 0 && abs_section_index < 0) 3651 abs_section_index = section->target_index; 3652 } 3653 3654 /* Output symbols. */ 3655 vms_debug2 ((3, "%d symbols found\n", abfd->symcount)); 3656 3657 bfd_set_start_address (abfd, (bfd_vma) -1); 3658 3659 for (symnum = 0; symnum < abfd->symcount; symnum++) 3660 { 3661 symbol = abfd->outsymbols[symnum]; 3662 old_flags = symbol->flags; 3663 3664 /* Work-around a missing feature: consider __main as the main entry 3665 point. */ 3666 if (symbol->name[0] == '_' && strcmp (symbol->name, "__main") == 0) 3667 bfd_set_start_address (abfd, (bfd_vma)symbol->value); 3668 3669 /* Only put in the GSD the global and the undefined symbols. */ 3670 if (old_flags & BSF_FILE) 3671 continue; 3672 3673 if ((old_flags & BSF_GLOBAL) == 0 && !bfd_is_und_section (symbol->section)) 3674 { 3675 /* If the LIB$INITIIALIZE section is present, add a reference to 3676 LIB$INITIALIZE symbol. FIXME: this should be done explicitely 3677 in the assembly file. */ 3678 if (!((old_flags & BSF_SECTION_SYM) != 0 3679 && strcmp (symbol->section->name, "LIB$INITIALIZE") == 0)) 3680 continue; 3681 } 3682 3683 /* 13 bytes egsd, max 64 chars name -> should be 77 bytes. Add 16 more 3684 bytes for a possible ABS section. */ 3685 if (_bfd_vms_output_check (recwr, 80 + 16) < 0) 3686 { 3687 _bfd_vms_output_end (abfd, recwr); 3688 _bfd_vms_output_begin (recwr, EOBJ__C_EGSD); 3689 _bfd_vms_output_long (recwr, 0); 3690 } 3691 3692 if ((old_flags & BSF_GLOBAL) != 0 3693 && bfd_is_abs_section (symbol->section) 3694 && abs_section_index <= 0) 3695 { 3696 /* Create an absolute section if none was defined. It is highly 3697 unlikely that the name $ABS$ clashes with a user defined 3698 non-absolute section name. */ 3699 _bfd_vms_output_begin_subrec (recwr, EGSD__C_PSC); 3700 _bfd_vms_output_short (recwr, 4); 3701 _bfd_vms_output_short (recwr, EGPS__V_SHR); 3702 _bfd_vms_output_long (recwr, 0); 3703 _bfd_vms_output_counted (recwr, "$ABS$"); 3704 _bfd_vms_output_end_subrec (recwr); 3705 3706 abs_section_index = target_index++; 3707 } 3708 3709 _bfd_vms_output_begin_subrec (recwr, EGSD__C_SYM); 3710 3711 /* Data type, alignment. */ 3712 _bfd_vms_output_short (recwr, 0); 3713 3714 new_flags = 0; 3715 3716 if (old_flags & BSF_WEAK) 3717 new_flags |= EGSY__V_WEAK; 3718 if (bfd_is_com_section (symbol->section)) /* .comm */ 3719 new_flags |= (EGSY__V_WEAK | EGSY__V_COMM); 3720 3721 if (old_flags & BSF_FUNCTION) 3722 { 3723 new_flags |= EGSY__V_NORM; 3724 new_flags |= EGSY__V_REL; 3725 } 3726 if (old_flags & BSF_GLOBAL) 3727 { 3728 new_flags |= EGSY__V_DEF; 3729 if (!bfd_is_abs_section (symbol->section)) 3730 new_flags |= EGSY__V_REL; 3731 } 3732 _bfd_vms_output_short (recwr, new_flags); 3733 3734 if (old_flags & BSF_GLOBAL) 3735 { 3736 /* Symbol definition. */ 3737 bfd_vma code_address = 0; 3738 unsigned long ca_psindx = 0; 3739 unsigned long psindx; 3740 3741 if ((old_flags & BSF_FUNCTION) && symbol->udata.p != NULL) 3742 { 3743 asymbol *sym; 3744 3745 sym = 3746 ((struct evax_private_udata_struct *)symbol->udata.p)->enbsym; 3747 code_address = sym->value; 3748 ca_psindx = sym->section->target_index; 3749 } 3750 if (bfd_is_abs_section (symbol->section)) 3751 psindx = abs_section_index; 3752 else 3753 psindx = symbol->section->target_index; 3754 3755 _bfd_vms_output_quad (recwr, symbol->value); 3756 _bfd_vms_output_quad (recwr, code_address); 3757 _bfd_vms_output_long (recwr, ca_psindx); 3758 _bfd_vms_output_long (recwr, psindx); 3759 } 3760 _bfd_vms_output_counted (recwr, symbol->name); 3761 3762 _bfd_vms_output_end_subrec (recwr); 3763 } 3764 3765 _bfd_vms_output_alignment (recwr, 8); 3766 _bfd_vms_output_end (abfd, recwr); 3767 3768 return TRUE; 3769 } 3770 3771 /* Write object header for bfd abfd. Return FALSE on error. */ 3772 3773 static bfd_boolean 3774 _bfd_vms_write_ehdr (bfd *abfd) 3775 { 3776 asymbol *symbol; 3777 unsigned int symnum; 3778 struct vms_rec_wr *recwr = &PRIV (recwr); 3779 3780 vms_debug2 ((2, "vms_write_ehdr (%p)\n", abfd)); 3781 3782 _bfd_vms_output_alignment (recwr, 2); 3783 3784 _bfd_vms_write_emh (abfd); 3785 _bfd_vms_write_lmn (abfd, "GNU AS"); 3786 3787 /* SRC. */ 3788 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 3789 _bfd_vms_output_short (recwr, EMH__C_SRC); 3790 3791 for (symnum = 0; symnum < abfd->symcount; symnum++) 3792 { 3793 symbol = abfd->outsymbols[symnum]; 3794 3795 if (symbol->flags & BSF_FILE) 3796 { 3797 _bfd_vms_output_dump (recwr, (unsigned char *) symbol->name, 3798 (int) strlen (symbol->name)); 3799 break; 3800 } 3801 } 3802 3803 if (symnum == abfd->symcount) 3804 _bfd_vms_output_dump (recwr, (unsigned char *) STRING_COMMA_LEN ("noname")); 3805 3806 _bfd_vms_output_end (abfd, recwr); 3807 3808 /* TTL. */ 3809 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 3810 _bfd_vms_output_short (recwr, EMH__C_TTL); 3811 _bfd_vms_output_dump (recwr, (unsigned char *) STRING_COMMA_LEN ("TTL")); 3812 _bfd_vms_output_end (abfd, recwr); 3813 3814 /* CPR. */ 3815 _bfd_vms_output_begin (recwr, EOBJ__C_EMH); 3816 _bfd_vms_output_short (recwr, EMH__C_CPR); 3817 _bfd_vms_output_dump (recwr, 3818 (unsigned char *)"GNU BFD ported by Klaus Kämpf 1994-1996", 3819 39); 3820 _bfd_vms_output_end (abfd, recwr); 3821 3822 return TRUE; 3823 } 3824 3825 /* Part 4.6, relocations. */ 3826 3827 3828 /* WRITE ETIR SECTION 3829 3830 This is still under construction and therefore not documented. */ 3831 3832 /* Close the etir/etbt record. */ 3833 3834 static void 3835 end_etir_record (bfd * abfd) 3836 { 3837 struct vms_rec_wr *recwr = &PRIV (recwr); 3838 3839 _bfd_vms_output_end (abfd, recwr); 3840 } 3841 3842 static void 3843 start_etir_or_etbt_record (bfd *abfd, asection *section, bfd_vma offset) 3844 { 3845 struct vms_rec_wr *recwr = &PRIV (recwr); 3846 3847 if (section->flags & SEC_DEBUGGING) 3848 { 3849 _bfd_vms_output_begin (recwr, EOBJ__C_ETBT); 3850 3851 if (offset == 0) 3852 { 3853 /* Push start offset. */ 3854 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_LW); 3855 _bfd_vms_output_long (recwr, (unsigned long) 0); 3856 _bfd_vms_output_end_subrec (recwr); 3857 3858 /* Set location. */ 3859 _bfd_vms_output_begin_subrec (recwr, ETIR__C_CTL_DFLOC); 3860 _bfd_vms_output_end_subrec (recwr); 3861 } 3862 } 3863 else 3864 { 3865 _bfd_vms_output_begin (recwr, EOBJ__C_ETIR); 3866 3867 if (offset == 0) 3868 { 3869 /* Push start offset. */ 3870 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_PQ); 3871 _bfd_vms_output_long (recwr, (unsigned long) section->target_index); 3872 _bfd_vms_output_quad (recwr, offset); 3873 _bfd_vms_output_end_subrec (recwr); 3874 3875 /* Start = pop (). */ 3876 _bfd_vms_output_begin_subrec (recwr, ETIR__C_CTL_SETRB); 3877 _bfd_vms_output_end_subrec (recwr); 3878 } 3879 } 3880 } 3881 3882 /* Output a STO_IMM command for SSIZE bytes of data from CPR at virtual 3883 address VADDR in section specified by SEC_INDEX and NAME. */ 3884 3885 static void 3886 sto_imm (bfd *abfd, asection *section, 3887 bfd_size_type ssize, unsigned char *cptr, bfd_vma vaddr) 3888 { 3889 bfd_size_type size; 3890 struct vms_rec_wr *recwr = &PRIV (recwr); 3891 3892 #if VMS_DEBUG 3893 _bfd_vms_debug (8, "sto_imm %d bytes\n", (int) ssize); 3894 _bfd_hexdump (9, cptr, (int) ssize, (int) vaddr); 3895 #endif 3896 3897 while (ssize > 0) 3898 { 3899 /* Try all the rest. */ 3900 size = ssize; 3901 3902 if (_bfd_vms_output_check (recwr, size) < 0) 3903 { 3904 /* Doesn't fit, split ! */ 3905 end_etir_record (abfd); 3906 3907 start_etir_or_etbt_record (abfd, section, vaddr); 3908 3909 size = _bfd_vms_output_check (recwr, 0); /* get max size */ 3910 if (size > ssize) /* more than what's left ? */ 3911 size = ssize; 3912 } 3913 3914 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_IMM); 3915 _bfd_vms_output_long (recwr, (unsigned long) (size)); 3916 _bfd_vms_output_dump (recwr, cptr, size); 3917 _bfd_vms_output_end_subrec (recwr); 3918 3919 #if VMS_DEBUG 3920 _bfd_vms_debug (10, "dumped %d bytes\n", (int) size); 3921 _bfd_hexdump (10, cptr, (int) size, (int) vaddr); 3922 #endif 3923 3924 vaddr += size; 3925 cptr += size; 3926 ssize -= size; 3927 } 3928 } 3929 3930 static void 3931 etir_output_check (bfd *abfd, asection *section, bfd_vma vaddr, int checklen) 3932 { 3933 if (_bfd_vms_output_check (&PRIV (recwr), checklen) < 0) 3934 { 3935 /* Not enough room in this record. Close it and open a new one. */ 3936 end_etir_record (abfd); 3937 start_etir_or_etbt_record (abfd, section, vaddr); 3938 } 3939 } 3940 3941 /* Return whether RELOC must be deferred till the end. */ 3942 3943 static bfd_boolean 3944 defer_reloc_p (arelent *reloc) 3945 { 3946 switch (reloc->howto->type) 3947 { 3948 case ALPHA_R_NOP: 3949 case ALPHA_R_LDA: 3950 case ALPHA_R_BSR: 3951 case ALPHA_R_BOH: 3952 return TRUE; 3953 3954 default: 3955 return FALSE; 3956 } 3957 } 3958 3959 /* Write section contents for bfd abfd. Return FALSE on error. */ 3960 3961 static bfd_boolean 3962 _bfd_vms_write_etir (bfd * abfd, int objtype ATTRIBUTE_UNUSED) 3963 { 3964 asection *section; 3965 struct vms_rec_wr *recwr = &PRIV (recwr); 3966 3967 vms_debug2 ((2, "vms_write_tir (%p, %d)\n", abfd, objtype)); 3968 3969 _bfd_vms_output_alignment (recwr, 4); 3970 3971 PRIV (vms_linkage_index) = 0; 3972 3973 for (section = abfd->sections; section; section = section->next) 3974 { 3975 vms_debug2 ((4, "writing %d. section '%s' (%d bytes)\n", 3976 section->target_index, section->name, (int) (section->size))); 3977 3978 if (!(section->flags & SEC_HAS_CONTENTS) 3979 || bfd_is_com_section (section)) 3980 continue; 3981 3982 if (!section->contents) 3983 { 3984 bfd_set_error (bfd_error_no_contents); 3985 return FALSE; 3986 } 3987 3988 start_etir_or_etbt_record (abfd, section, 0); 3989 3990 if (section->flags & SEC_RELOC) 3991 { 3992 bfd_vma curr_addr = 0; 3993 unsigned char *curr_data = section->contents; 3994 bfd_size_type size; 3995 int pass2_needed = 0; 3996 int pass2_in_progress = 0; 3997 unsigned int irel; 3998 3999 if (section->reloc_count == 0) 4000 _bfd_error_handler 4001 (_("SEC_RELOC with no relocs in section %pA"), section); 4002 4003 #if VMS_DEBUG 4004 else 4005 { 4006 int i = section->reloc_count; 4007 arelent **rptr = section->orelocation; 4008 _bfd_vms_debug (4, "%d relocations:\n", i); 4009 while (i-- > 0) 4010 { 4011 _bfd_vms_debug (4, "sym %s in sec %s, value %08lx, " 4012 "addr %08lx, off %08lx, len %d: %s\n", 4013 (*(*rptr)->sym_ptr_ptr)->name, 4014 (*(*rptr)->sym_ptr_ptr)->section->name, 4015 (long) (*(*rptr)->sym_ptr_ptr)->value, 4016 (unsigned long)(*rptr)->address, 4017 (unsigned long)(*rptr)->addend, 4018 bfd_get_reloc_size ((*rptr)->howto), 4019 ( *rptr)->howto->name); 4020 rptr++; 4021 } 4022 } 4023 #endif 4024 4025 new_pass: 4026 for (irel = 0; irel < section->reloc_count; irel++) 4027 { 4028 struct evax_private_udata_struct *udata; 4029 arelent *rptr = section->orelocation [irel]; 4030 bfd_vma addr = rptr->address; 4031 asymbol *sym = *rptr->sym_ptr_ptr; 4032 asection *sec = sym->section; 4033 bfd_boolean defer = defer_reloc_p (rptr); 4034 unsigned int slen; 4035 4036 if (pass2_in_progress) 4037 { 4038 /* Non-deferred relocs have already been output. */ 4039 if (!defer) 4040 continue; 4041 } 4042 else 4043 { 4044 /* Deferred relocs must be output at the very end. */ 4045 if (defer) 4046 { 4047 pass2_needed = 1; 4048 continue; 4049 } 4050 4051 /* Regular relocs are intertwined with binary data. */ 4052 if (curr_addr > addr) 4053 _bfd_error_handler (_("size error in section %pA"), 4054 section); 4055 size = addr - curr_addr; 4056 sto_imm (abfd, section, size, curr_data, curr_addr); 4057 curr_data += size; 4058 curr_addr += size; 4059 } 4060 4061 size = bfd_get_reloc_size (rptr->howto); 4062 4063 switch (rptr->howto->type) 4064 { 4065 case ALPHA_R_IGNORE: 4066 break; 4067 4068 case ALPHA_R_REFLONG: 4069 if (bfd_is_und_section (sym->section)) 4070 { 4071 bfd_vma addend = rptr->addend; 4072 slen = strlen ((char *) sym->name); 4073 etir_output_check (abfd, section, curr_addr, slen); 4074 if (addend) 4075 { 4076 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_GBL); 4077 _bfd_vms_output_counted (recwr, sym->name); 4078 _bfd_vms_output_end_subrec (recwr); 4079 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_LW); 4080 _bfd_vms_output_long (recwr, (unsigned long) addend); 4081 _bfd_vms_output_end_subrec (recwr); 4082 _bfd_vms_output_begin_subrec (recwr, ETIR__C_OPR_ADD); 4083 _bfd_vms_output_end_subrec (recwr); 4084 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_LW); 4085 _bfd_vms_output_end_subrec (recwr); 4086 } 4087 else 4088 { 4089 _bfd_vms_output_begin_subrec 4090 (recwr, ETIR__C_STO_GBL_LW); 4091 _bfd_vms_output_counted (recwr, sym->name); 4092 _bfd_vms_output_end_subrec (recwr); 4093 } 4094 } 4095 else if (bfd_is_abs_section (sym->section)) 4096 { 4097 etir_output_check (abfd, section, curr_addr, 16); 4098 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_LW); 4099 _bfd_vms_output_long (recwr, (unsigned long) sym->value); 4100 _bfd_vms_output_end_subrec (recwr); 4101 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_LW); 4102 _bfd_vms_output_end_subrec (recwr); 4103 } 4104 else 4105 { 4106 etir_output_check (abfd, section, curr_addr, 32); 4107 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_PQ); 4108 _bfd_vms_output_long (recwr, 4109 (unsigned long) sec->target_index); 4110 _bfd_vms_output_quad (recwr, rptr->addend + sym->value); 4111 _bfd_vms_output_end_subrec (recwr); 4112 /* ??? Table B-8 of the OpenVMS Linker Utilily Manual 4113 says that we should have a ETIR__C_STO_OFF here. 4114 But the relocation would not be BFD_RELOC_32 then. 4115 This case is very likely unreachable. */ 4116 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_LW); 4117 _bfd_vms_output_end_subrec (recwr); 4118 } 4119 break; 4120 4121 case ALPHA_R_REFQUAD: 4122 if (bfd_is_und_section (sym->section)) 4123 { 4124 bfd_vma addend = rptr->addend; 4125 slen = strlen ((char *) sym->name); 4126 etir_output_check (abfd, section, curr_addr, slen); 4127 if (addend) 4128 { 4129 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_GBL); 4130 _bfd_vms_output_counted (recwr, sym->name); 4131 _bfd_vms_output_end_subrec (recwr); 4132 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_QW); 4133 _bfd_vms_output_quad (recwr, addend); 4134 _bfd_vms_output_end_subrec (recwr); 4135 _bfd_vms_output_begin_subrec (recwr, ETIR__C_OPR_ADD); 4136 _bfd_vms_output_end_subrec (recwr); 4137 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_QW); 4138 _bfd_vms_output_end_subrec (recwr); 4139 } 4140 else 4141 { 4142 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_GBL); 4143 _bfd_vms_output_counted (recwr, sym->name); 4144 _bfd_vms_output_end_subrec (recwr); 4145 } 4146 } 4147 else if (bfd_is_abs_section (sym->section)) 4148 { 4149 etir_output_check (abfd, section, curr_addr, 16); 4150 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_QW); 4151 _bfd_vms_output_quad (recwr, sym->value); 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 etir_output_check (abfd, section, curr_addr, 32); 4159 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STA_PQ); 4160 _bfd_vms_output_long (recwr, 4161 (unsigned long) sec->target_index); 4162 _bfd_vms_output_quad (recwr, rptr->addend + sym->value); 4163 _bfd_vms_output_end_subrec (recwr); 4164 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_OFF); 4165 _bfd_vms_output_end_subrec (recwr); 4166 } 4167 break; 4168 4169 case ALPHA_R_HINT: 4170 sto_imm (abfd, section, size, curr_data, curr_addr); 4171 break; 4172 4173 case ALPHA_R_LINKAGE: 4174 size = 16; 4175 etir_output_check (abfd, section, curr_addr, 64); 4176 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STC_LP_PSB); 4177 _bfd_vms_output_long 4178 (recwr, (unsigned long) rptr->addend); 4179 if (rptr->addend > PRIV (vms_linkage_index)) 4180 PRIV (vms_linkage_index) = rptr->addend; 4181 _bfd_vms_output_counted (recwr, sym->name); 4182 _bfd_vms_output_byte (recwr, 0); 4183 _bfd_vms_output_end_subrec (recwr); 4184 break; 4185 4186 case ALPHA_R_CODEADDR: 4187 slen = strlen ((char *) sym->name); 4188 etir_output_check (abfd, section, curr_addr, slen); 4189 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STO_CA); 4190 _bfd_vms_output_counted (recwr, sym->name); 4191 _bfd_vms_output_end_subrec (recwr); 4192 break; 4193 4194 case ALPHA_R_NOP: 4195 udata 4196 = (struct evax_private_udata_struct *) rptr->sym_ptr_ptr; 4197 etir_output_check (abfd, section, curr_addr, 4198 32 + 1 + strlen (udata->origname)); 4199 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STC_NOP_GBL); 4200 _bfd_vms_output_long (recwr, (unsigned long) udata->lkindex); 4201 _bfd_vms_output_long 4202 (recwr, (unsigned long) section->target_index); 4203 _bfd_vms_output_quad (recwr, rptr->address); 4204 _bfd_vms_output_long (recwr, (unsigned long) 0x47ff041f); 4205 _bfd_vms_output_long 4206 (recwr, (unsigned long) section->target_index); 4207 _bfd_vms_output_quad (recwr, rptr->addend); 4208 _bfd_vms_output_counted (recwr, udata->origname); 4209 _bfd_vms_output_end_subrec (recwr); 4210 break; 4211 4212 case ALPHA_R_BSR: 4213 _bfd_error_handler (_("spurious ALPHA_R_BSR reloc")); 4214 break; 4215 4216 case ALPHA_R_LDA: 4217 udata 4218 = (struct evax_private_udata_struct *) rptr->sym_ptr_ptr; 4219 etir_output_check (abfd, section, curr_addr, 4220 32 + 1 + strlen (udata->origname)); 4221 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STC_LDA_GBL); 4222 _bfd_vms_output_long 4223 (recwr, (unsigned long) udata->lkindex + 1); 4224 _bfd_vms_output_long 4225 (recwr, (unsigned long) section->target_index); 4226 _bfd_vms_output_quad (recwr, rptr->address); 4227 _bfd_vms_output_long (recwr, (unsigned long) 0x237B0000); 4228 _bfd_vms_output_long 4229 (recwr, (unsigned long) udata->bsym->section->target_index); 4230 _bfd_vms_output_quad (recwr, rptr->addend); 4231 _bfd_vms_output_counted (recwr, udata->origname); 4232 _bfd_vms_output_end_subrec (recwr); 4233 break; 4234 4235 case ALPHA_R_BOH: 4236 udata 4237 = (struct evax_private_udata_struct *) rptr->sym_ptr_ptr; 4238 etir_output_check (abfd, section, curr_addr, 4239 32 + 1 + strlen (udata->origname)); 4240 _bfd_vms_output_begin_subrec (recwr, ETIR__C_STC_BOH_GBL); 4241 _bfd_vms_output_long (recwr, (unsigned long) udata->lkindex); 4242 _bfd_vms_output_long 4243 (recwr, (unsigned long) section->target_index); 4244 _bfd_vms_output_quad (recwr, rptr->address); 4245 _bfd_vms_output_long (recwr, (unsigned long) 0xD3400000); 4246 _bfd_vms_output_long 4247 (recwr, (unsigned long) section->target_index); 4248 _bfd_vms_output_quad (recwr, rptr->addend); 4249 _bfd_vms_output_counted (recwr, udata->origname); 4250 _bfd_vms_output_end_subrec (recwr); 4251 break; 4252 4253 default: 4254 _bfd_error_handler (_("unhandled relocation %s"), 4255 rptr->howto->name); 4256 break; 4257 } 4258 4259 curr_data += size; 4260 curr_addr += size; 4261 } /* End of relocs loop. */ 4262 4263 if (!pass2_in_progress) 4264 { 4265 /* Output rest of section. */ 4266 if (curr_addr > section->size) 4267 { 4268 _bfd_error_handler (_("size error in section %pA"), section); 4269 return FALSE; 4270 } 4271 size = section->size - curr_addr; 4272 sto_imm (abfd, section, size, curr_data, curr_addr); 4273 curr_data += size; 4274 curr_addr += size; 4275 4276 if (pass2_needed) 4277 { 4278 pass2_in_progress = 1; 4279 goto new_pass; 4280 } 4281 } 4282 } 4283 4284 else /* (section->flags & SEC_RELOC) */ 4285 sto_imm (abfd, section, section->size, section->contents, 0); 4286 4287 end_etir_record (abfd); 4288 } 4289 4290 _bfd_vms_output_alignment (recwr, 2); 4291 return TRUE; 4292 } 4293 4294 /* Write cached information into a file being written, at bfd_close. */ 4295 4296 static bfd_boolean 4297 alpha_vms_write_object_contents (bfd *abfd) 4298 { 4299 vms_debug2 ((1, "vms_write_object_contents (%p)\n", abfd)); 4300 4301 if (abfd->flags & (EXEC_P | DYNAMIC)) 4302 { 4303 return alpha_vms_write_exec (abfd); 4304 } 4305 else 4306 { 4307 if (abfd->section_count > 0) /* we have sections */ 4308 { 4309 if (!_bfd_vms_write_ehdr (abfd)) 4310 return FALSE; 4311 if (!_bfd_vms_write_egsd (abfd)) 4312 return FALSE; 4313 if (!_bfd_vms_write_etir (abfd, EOBJ__C_ETIR)) 4314 return FALSE; 4315 if (!_bfd_vms_write_eeom (abfd)) 4316 return FALSE; 4317 } 4318 } 4319 return TRUE; 4320 } 4321 4322 /* Debug stuff: nearest line. */ 4323 4324 #define SET_MODULE_PARSED(m) \ 4325 do { if ((m)->name == NULL) (m)->name = ""; } while (0) 4326 #define IS_MODULE_PARSED(m) ((m)->name != NULL) 4327 4328 /* Build a new module for the specified BFD. */ 4329 4330 static struct module * 4331 new_module (bfd *abfd) 4332 { 4333 struct module *module 4334 = (struct module *) bfd_zalloc (abfd, sizeof (struct module)); 4335 module->file_table_count = 16; /* Arbitrary. */ 4336 module->file_table 4337 = bfd_malloc (module->file_table_count * sizeof (struct fileinfo)); 4338 return module; 4339 } 4340 4341 /* Parse debug info for a module and internalize it. */ 4342 4343 static bfd_boolean 4344 parse_module (bfd *abfd, struct module *module, unsigned char *ptr, 4345 int length) 4346 { 4347 unsigned char *maxptr = ptr + length; 4348 unsigned char *src_ptr, *pcl_ptr; 4349 unsigned int prev_linum = 0, curr_linenum = 0; 4350 bfd_vma prev_pc = 0, curr_pc = 0; 4351 struct srecinfo *curr_srec, *srec; 4352 struct lineinfo *curr_line, *line; 4353 struct funcinfo *funcinfo; 4354 4355 /* Initialize tables with zero element. */ 4356 curr_srec = (struct srecinfo *) bfd_zalloc (abfd, sizeof (struct srecinfo)); 4357 module->srec_table = curr_srec; 4358 4359 curr_line = (struct lineinfo *) bfd_zalloc (abfd, sizeof (struct lineinfo)); 4360 module->line_table = curr_line; 4361 4362 while (length == -1 || ptr < maxptr) 4363 { 4364 /* The first byte is not counted in the recorded length. */ 4365 int rec_length = bfd_getl16 (ptr) + 1; 4366 int rec_type = bfd_getl16 (ptr + 2); 4367 4368 vms_debug2 ((2, "DST record: leng %d, type %d\n", rec_length, rec_type)); 4369 4370 if (length == -1 && rec_type == DST__K_MODEND) 4371 break; 4372 4373 switch (rec_type) 4374 { 4375 case DST__K_MODBEG: 4376 module->name 4377 = _bfd_vms_save_counted_string (abfd, ptr + DST_S_B_MODBEG_NAME, 4378 maxptr - (ptr + DST_S_B_MODBEG_NAME)); 4379 4380 curr_pc = 0; 4381 prev_pc = 0; 4382 curr_linenum = 0; 4383 prev_linum = 0; 4384 4385 vms_debug2 ((3, "module: %s\n", module->name)); 4386 break; 4387 4388 case DST__K_MODEND: 4389 break; 4390 4391 case DST__K_RTNBEG: 4392 funcinfo = (struct funcinfo *) 4393 bfd_zalloc (abfd, sizeof (struct funcinfo)); 4394 funcinfo->name 4395 = _bfd_vms_save_counted_string (abfd, ptr + DST_S_B_RTNBEG_NAME, 4396 maxptr - (ptr + DST_S_B_RTNBEG_NAME)); 4397 funcinfo->low = bfd_getl32 (ptr + DST_S_L_RTNBEG_ADDRESS); 4398 funcinfo->next = module->func_table; 4399 module->func_table = funcinfo; 4400 4401 vms_debug2 ((3, "routine: %s at 0x%lx\n", 4402 funcinfo->name, (unsigned long) funcinfo->low)); 4403 break; 4404 4405 case DST__K_RTNEND: 4406 module->func_table->high = module->func_table->low 4407 + bfd_getl32 (ptr + DST_S_L_RTNEND_SIZE) - 1; 4408 4409 if (module->func_table->high > module->high) 4410 module->high = module->func_table->high; 4411 4412 vms_debug2 ((3, "end routine\n")); 4413 break; 4414 4415 case DST__K_PROLOG: 4416 vms_debug2 ((3, "prologue\n")); 4417 break; 4418 4419 case DST__K_EPILOG: 4420 vms_debug2 ((3, "epilog\n")); 4421 break; 4422 4423 case DST__K_BLKBEG: 4424 vms_debug2 ((3, "block\n")); 4425 break; 4426 4427 case DST__K_BLKEND: 4428 vms_debug2 ((3, "end block\n")); 4429 break; 4430 4431 case DST__K_SOURCE: 4432 src_ptr = ptr + DST_S_C_SOURCE_HEADER_SIZE; 4433 4434 vms_debug2 ((3, "source info\n")); 4435 4436 while (src_ptr < ptr + rec_length) 4437 { 4438 int cmd = src_ptr[0], cmd_length, data; 4439 4440 switch (cmd) 4441 { 4442 case DST__K_SRC_DECLFILE: 4443 { 4444 unsigned int fileid 4445 = bfd_getl16 (src_ptr + DST_S_W_SRC_DF_FILEID); 4446 char *filename = _bfd_vms_save_counted_string 4447 (abfd, 4448 src_ptr + DST_S_B_SRC_DF_FILENAME, 4449 ptr + rec_length - (src_ptr + DST_S_B_SRC_DF_FILENAME)); 4450 4451 while (fileid >= module->file_table_count) 4452 { 4453 module->file_table_count *= 2; 4454 module->file_table 4455 = bfd_realloc_or_free (module->file_table, 4456 module->file_table_count 4457 * sizeof (struct fileinfo)); 4458 if (module->file_table == NULL) 4459 return FALSE; 4460 } 4461 4462 module->file_table [fileid].name = filename; 4463 module->file_table [fileid].srec = 1; 4464 cmd_length = src_ptr[DST_S_B_SRC_DF_LENGTH] + 2; 4465 vms_debug2 ((4, "DST_S_C_SRC_DECLFILE: %d, %s\n", 4466 fileid, module->file_table [fileid].name)); 4467 } 4468 break; 4469 4470 case DST__K_SRC_DEFLINES_B: 4471 /* Perform the association and set the next higher index 4472 to the limit. */ 4473 data = src_ptr[DST_S_B_SRC_UNSBYTE]; 4474 srec = (struct srecinfo *) 4475 bfd_zalloc (abfd, sizeof (struct srecinfo)); 4476 srec->line = curr_srec->line + data; 4477 srec->srec = curr_srec->srec + data; 4478 srec->sfile = curr_srec->sfile; 4479 curr_srec->next = srec; 4480 curr_srec = srec; 4481 cmd_length = 2; 4482 vms_debug2 ((4, "DST_S_C_SRC_DEFLINES_B: %d\n", data)); 4483 break; 4484 4485 case DST__K_SRC_DEFLINES_W: 4486 /* Perform the association and set the next higher index 4487 to the limit. */ 4488 data = bfd_getl16 (src_ptr + DST_S_W_SRC_UNSWORD); 4489 srec = (struct srecinfo *) 4490 bfd_zalloc (abfd, sizeof (struct srecinfo)); 4491 srec->line = curr_srec->line + data; 4492 srec->srec = curr_srec->srec + data, 4493 srec->sfile = curr_srec->sfile; 4494 curr_srec->next = srec; 4495 curr_srec = srec; 4496 cmd_length = 3; 4497 vms_debug2 ((4, "DST_S_C_SRC_DEFLINES_W: %d\n", data)); 4498 break; 4499 4500 case DST__K_SRC_INCRLNUM_B: 4501 data = src_ptr[DST_S_B_SRC_UNSBYTE]; 4502 curr_srec->line += data; 4503 cmd_length = 2; 4504 vms_debug2 ((4, "DST_S_C_SRC_INCRLNUM_B: %d\n", data)); 4505 break; 4506 4507 case DST__K_SRC_SETFILE: 4508 data = bfd_getl16 (src_ptr + DST_S_W_SRC_UNSWORD); 4509 curr_srec->sfile = data; 4510 curr_srec->srec = module->file_table[data].srec; 4511 cmd_length = 3; 4512 vms_debug2 ((4, "DST_S_C_SRC_SETFILE: %d\n", data)); 4513 break; 4514 4515 case DST__K_SRC_SETLNUM_L: 4516 data = bfd_getl32 (src_ptr + DST_S_L_SRC_UNSLONG); 4517 curr_srec->line = data; 4518 cmd_length = 5; 4519 vms_debug2 ((4, "DST_S_C_SRC_SETLNUM_L: %d\n", data)); 4520 break; 4521 4522 case DST__K_SRC_SETLNUM_W: 4523 data = bfd_getl16 (src_ptr + DST_S_W_SRC_UNSWORD); 4524 curr_srec->line = data; 4525 cmd_length = 3; 4526 vms_debug2 ((4, "DST_S_C_SRC_SETLNUM_W: %d\n", data)); 4527 break; 4528 4529 case DST__K_SRC_SETREC_L: 4530 data = bfd_getl32 (src_ptr + DST_S_L_SRC_UNSLONG); 4531 curr_srec->srec = data; 4532 module->file_table[curr_srec->sfile].srec = data; 4533 cmd_length = 5; 4534 vms_debug2 ((4, "DST_S_C_SRC_SETREC_L: %d\n", data)); 4535 break; 4536 4537 case DST__K_SRC_SETREC_W: 4538 data = bfd_getl16 (src_ptr + DST_S_W_SRC_UNSWORD); 4539 curr_srec->srec = data; 4540 module->file_table[curr_srec->sfile].srec = data; 4541 cmd_length = 3; 4542 vms_debug2 ((4, "DST_S_C_SRC_SETREC_W: %d\n", data)); 4543 break; 4544 4545 case DST__K_SRC_FORMFEED: 4546 cmd_length = 1; 4547 vms_debug2 ((4, "DST_S_C_SRC_FORMFEED\n")); 4548 break; 4549 4550 default: 4551 _bfd_error_handler (_("unknown source command %d"), 4552 cmd); 4553 cmd_length = 2; 4554 break; 4555 } 4556 4557 src_ptr += cmd_length; 4558 } 4559 break; 4560 4561 case DST__K_LINE_NUM: 4562 pcl_ptr = ptr + DST_S_C_LINE_NUM_HEADER_SIZE; 4563 4564 vms_debug2 ((3, "line info\n")); 4565 4566 while (pcl_ptr < ptr + rec_length) 4567 { 4568 /* The command byte is signed so we must sign-extend it. */ 4569 int cmd = ((signed char *)pcl_ptr)[0], cmd_length, data; 4570 4571 switch (cmd) 4572 { 4573 case DST__K_DELTA_PC_W: 4574 data = bfd_getl16 (pcl_ptr + DST_S_W_PCLINE_UNSWORD); 4575 curr_pc += data; 4576 curr_linenum += 1; 4577 cmd_length = 3; 4578 vms_debug2 ((4, "DST__K_DELTA_PC_W: %d\n", data)); 4579 break; 4580 4581 case DST__K_DELTA_PC_L: 4582 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4583 curr_pc += data; 4584 curr_linenum += 1; 4585 cmd_length = 5; 4586 vms_debug2 ((4, "DST__K_DELTA_PC_L: %d\n", data)); 4587 break; 4588 4589 case DST__K_INCR_LINUM: 4590 data = pcl_ptr[DST_S_B_PCLINE_UNSBYTE]; 4591 curr_linenum += data; 4592 cmd_length = 2; 4593 vms_debug2 ((4, "DST__K_INCR_LINUM: %d\n", data)); 4594 break; 4595 4596 case DST__K_INCR_LINUM_W: 4597 data = bfd_getl16 (pcl_ptr + DST_S_W_PCLINE_UNSWORD); 4598 curr_linenum += data; 4599 cmd_length = 3; 4600 vms_debug2 ((4, "DST__K_INCR_LINUM_W: %d\n", data)); 4601 break; 4602 4603 case DST__K_INCR_LINUM_L: 4604 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4605 curr_linenum += data; 4606 cmd_length = 5; 4607 vms_debug2 ((4, "DST__K_INCR_LINUM_L: %d\n", data)); 4608 break; 4609 4610 case DST__K_SET_LINUM_INCR: 4611 _bfd_error_handler 4612 (_("%s not implemented"), "DST__K_SET_LINUM_INCR"); 4613 cmd_length = 2; 4614 break; 4615 4616 case DST__K_SET_LINUM_INCR_W: 4617 _bfd_error_handler 4618 (_("%s not implemented"), "DST__K_SET_LINUM_INCR_W"); 4619 cmd_length = 3; 4620 break; 4621 4622 case DST__K_RESET_LINUM_INCR: 4623 _bfd_error_handler 4624 (_("%s not implemented"), "DST__K_RESET_LINUM_INCR"); 4625 cmd_length = 1; 4626 break; 4627 4628 case DST__K_BEG_STMT_MODE: 4629 _bfd_error_handler 4630 (_("%s not implemented"), "DST__K_BEG_STMT_MODE"); 4631 cmd_length = 1; 4632 break; 4633 4634 case DST__K_END_STMT_MODE: 4635 _bfd_error_handler 4636 (_("%s not implemented"), "DST__K_END_STMT_MODE"); 4637 cmd_length = 1; 4638 break; 4639 4640 case DST__K_SET_LINUM_B: 4641 data = pcl_ptr[DST_S_B_PCLINE_UNSBYTE]; 4642 curr_linenum = data; 4643 cmd_length = 2; 4644 vms_debug2 ((4, "DST__K_SET_LINUM_B: %d\n", data)); 4645 break; 4646 4647 case DST__K_SET_LINUM: 4648 data = bfd_getl16 (pcl_ptr + DST_S_W_PCLINE_UNSWORD); 4649 curr_linenum = data; 4650 cmd_length = 3; 4651 vms_debug2 ((4, "DST__K_SET_LINE_NUM: %d\n", data)); 4652 break; 4653 4654 case DST__K_SET_LINUM_L: 4655 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4656 curr_linenum = data; 4657 cmd_length = 5; 4658 vms_debug2 ((4, "DST__K_SET_LINUM_L: %d\n", data)); 4659 break; 4660 4661 case DST__K_SET_PC: 4662 _bfd_error_handler 4663 (_("%s not implemented"), "DST__K_SET_PC"); 4664 cmd_length = 2; 4665 break; 4666 4667 case DST__K_SET_PC_W: 4668 _bfd_error_handler 4669 (_("%s not implemented"), "DST__K_SET_PC_W"); 4670 cmd_length = 3; 4671 break; 4672 4673 case DST__K_SET_PC_L: 4674 _bfd_error_handler 4675 (_("%s not implemented"), "DST__K_SET_PC_L"); 4676 cmd_length = 5; 4677 break; 4678 4679 case DST__K_SET_STMTNUM: 4680 _bfd_error_handler 4681 (_("%s not implemented"), "DST__K_SET_STMTNUM"); 4682 cmd_length = 2; 4683 break; 4684 4685 case DST__K_TERM: 4686 data = pcl_ptr[DST_S_B_PCLINE_UNSBYTE]; 4687 curr_pc += data; 4688 cmd_length = 2; 4689 vms_debug2 ((4, "DST__K_TERM: %d\n", data)); 4690 break; 4691 4692 case DST__K_TERM_W: 4693 data = bfd_getl16 (pcl_ptr + DST_S_W_PCLINE_UNSWORD); 4694 curr_pc += data; 4695 cmd_length = 3; 4696 vms_debug2 ((4, "DST__K_TERM_W: %d\n", data)); 4697 break; 4698 4699 case DST__K_TERM_L: 4700 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4701 curr_pc += data; 4702 cmd_length = 5; 4703 vms_debug2 ((4, "DST__K_TERM_L: %d\n", data)); 4704 break; 4705 4706 case DST__K_SET_ABS_PC: 4707 data = bfd_getl32 (pcl_ptr + DST_S_L_PCLINE_UNSLONG); 4708 curr_pc = data; 4709 cmd_length = 5; 4710 vms_debug2 ((4, "DST__K_SET_ABS_PC: 0x%x\n", data)); 4711 break; 4712 4713 default: 4714 if (cmd <= 0) 4715 { 4716 curr_pc -= cmd; 4717 curr_linenum += 1; 4718 cmd_length = 1; 4719 vms_debug2 ((4, "bump pc to 0x%lx and line to %d\n", 4720 (unsigned long)curr_pc, curr_linenum)); 4721 } 4722 else 4723 { 4724 _bfd_error_handler (_("unknown line command %d"), cmd); 4725 cmd_length = 2; 4726 } 4727 break; 4728 } 4729 4730 if ((curr_linenum != prev_linum && curr_pc != prev_pc) 4731 || cmd <= 0 4732 || cmd == DST__K_DELTA_PC_L 4733 || cmd == DST__K_DELTA_PC_W) 4734 { 4735 line = (struct lineinfo *) 4736 bfd_zalloc (abfd, sizeof (struct lineinfo)); 4737 line->address = curr_pc; 4738 line->line = curr_linenum; 4739 4740 curr_line->next = line; 4741 curr_line = line; 4742 4743 prev_linum = curr_linenum; 4744 prev_pc = curr_pc; 4745 vms_debug2 ((4, "-> correlate pc 0x%lx with line %d\n", 4746 (unsigned long)curr_pc, curr_linenum)); 4747 } 4748 4749 pcl_ptr += cmd_length; 4750 } 4751 break; 4752 4753 case 0x17: /* Undocumented type used by DEC C to declare equates. */ 4754 vms_debug2 ((3, "undocumented type 0x17\n")); 4755 break; 4756 4757 default: 4758 vms_debug2 ((3, "ignoring record\n")); 4759 break; 4760 4761 } 4762 4763 ptr += rec_length; 4764 } 4765 4766 /* Finalize tables with EOL marker. */ 4767 srec = (struct srecinfo *) bfd_zalloc (abfd, sizeof (struct srecinfo)); 4768 srec->line = (unsigned int) -1; 4769 srec->srec = (unsigned int) -1; 4770 curr_srec->next = srec; 4771 4772 line = (struct lineinfo *) bfd_zalloc (abfd, sizeof (struct lineinfo)); 4773 line->line = (unsigned int) -1; 4774 line->address = (bfd_vma) -1; 4775 curr_line->next = line; 4776 4777 /* Advertise that this module has been parsed. This is needed 4778 because parsing can be either performed at module creation 4779 or deferred until debug info is consumed. */ 4780 SET_MODULE_PARSED (module); 4781 return TRUE; 4782 } 4783 4784 /* Build the list of modules for the specified BFD. */ 4785 4786 static struct module * 4787 build_module_list (bfd *abfd) 4788 { 4789 struct module *module, *list = NULL; 4790 asection *dmt; 4791 4792 if ((dmt = bfd_get_section_by_name (abfd, "$DMT$"))) 4793 { 4794 /* We have a DMT section so this must be an image. Parse the 4795 section and build the list of modules. This is sufficient 4796 since we can compute the start address and the end address 4797 of every module from the section contents. */ 4798 bfd_size_type size = bfd_section_size (dmt); 4799 unsigned char *ptr, *end; 4800 4801 ptr = (unsigned char *) bfd_alloc (abfd, size); 4802 if (! ptr) 4803 return NULL; 4804 4805 if (! bfd_get_section_contents (abfd, dmt, ptr, 0, size)) 4806 return NULL; 4807 4808 vms_debug2 ((2, "DMT\n")); 4809 4810 end = ptr + size; 4811 4812 while (ptr < end) 4813 { 4814 /* Each header declares a module with its start offset and size 4815 of debug info in the DST section, as well as the count of 4816 program sections (i.e. address spans) it contains. */ 4817 int modbeg = bfd_getl32 (ptr + DBG_S_L_DMT_MODBEG); 4818 int msize = bfd_getl32 (ptr + DBG_S_L_DST_SIZE); 4819 int count = bfd_getl16 (ptr + DBG_S_W_DMT_PSECT_COUNT); 4820 ptr += DBG_S_C_DMT_HEADER_SIZE; 4821 4822 vms_debug2 ((3, "module: modbeg = %d, size = %d, count = %d\n", 4823 modbeg, msize, count)); 4824 4825 /* We create a 'module' structure for each program section since 4826 we only support contiguous addresses in a 'module' structure. 4827 As a consequence, the actual debug info in the DST section is 4828 shared and can be parsed multiple times; that doesn't seem to 4829 cause problems in practice. */ 4830 while (count-- > 0) 4831 { 4832 int start = bfd_getl32 (ptr + DBG_S_L_DMT_PSECT_START); 4833 int length = bfd_getl32 (ptr + DBG_S_L_DMT_PSECT_LENGTH); 4834 module = new_module (abfd); 4835 module->modbeg = modbeg; 4836 module->size = msize; 4837 module->low = start; 4838 module->high = start + length; 4839 module->next = list; 4840 list = module; 4841 ptr += DBG_S_C_DMT_PSECT_SIZE; 4842 4843 vms_debug2 ((4, "section: start = 0x%x, length = %d\n", 4844 start, length)); 4845 } 4846 } 4847 } 4848 else 4849 { 4850 /* We don't have a DMT section so this must be an object. Parse 4851 the module right now in order to compute its start address and 4852 end address. */ 4853 void *dst = PRIV (dst_section)->contents; 4854 4855 if (dst == NULL) 4856 return NULL; 4857 4858 module = new_module (abfd); 4859 if (!parse_module (abfd, module, PRIV (dst_section)->contents, -1)) 4860 return NULL; 4861 list = module; 4862 } 4863 4864 return list; 4865 } 4866 4867 /* Calculate and return the name of the source file and the line nearest 4868 to the wanted location in the specified module. */ 4869 4870 static bfd_boolean 4871 module_find_nearest_line (bfd *abfd, struct module *module, bfd_vma addr, 4872 const char **file, const char **func, 4873 unsigned int *line) 4874 { 4875 struct funcinfo *funcinfo; 4876 struct lineinfo *lineinfo; 4877 struct srecinfo *srecinfo; 4878 bfd_boolean ret = FALSE; 4879 4880 /* Parse this module if that was not done at module creation. */ 4881 if (! IS_MODULE_PARSED (module)) 4882 { 4883 unsigned int size = module->size; 4884 unsigned int modbeg = PRIV (dst_section)->filepos + module->modbeg; 4885 unsigned char *buffer; 4886 4887 if (bfd_seek (abfd, modbeg, SEEK_SET) != 0 4888 || (buffer = _bfd_malloc_and_read (abfd, size, size)) == NULL) 4889 { 4890 bfd_set_error (bfd_error_no_debug_section); 4891 return FALSE; 4892 } 4893 4894 ret = parse_module (abfd, module, buffer, size); 4895 free (buffer); 4896 if (!ret) 4897 return ret; 4898 } 4899 4900 /* Find out the function (if any) that contains the address. */ 4901 for (funcinfo = module->func_table; funcinfo; funcinfo = funcinfo->next) 4902 if (addr >= funcinfo->low && addr <= funcinfo->high) 4903 { 4904 *func = funcinfo->name; 4905 ret = TRUE; 4906 break; 4907 } 4908 4909 /* Find out the source file and the line nearest to the address. */ 4910 for (lineinfo = module->line_table; lineinfo; lineinfo = lineinfo->next) 4911 if (lineinfo->next && addr < lineinfo->next->address) 4912 { 4913 for (srecinfo = module->srec_table; srecinfo; srecinfo = srecinfo->next) 4914 if (srecinfo->next && lineinfo->line < srecinfo->next->line) 4915 { 4916 if (srecinfo->sfile > 0) 4917 { 4918 *file = module->file_table[srecinfo->sfile].name; 4919 *line = srecinfo->srec + lineinfo->line - srecinfo->line; 4920 } 4921 else 4922 { 4923 *file = module->name; 4924 *line = lineinfo->line; 4925 } 4926 return TRUE; 4927 } 4928 4929 break; 4930 } 4931 4932 return ret; 4933 } 4934 4935 /* Provided a BFD, a section and an offset into the section, calculate and 4936 return the name of the source file and the line nearest to the wanted 4937 location. */ 4938 4939 static bfd_boolean 4940 _bfd_vms_find_nearest_line (bfd *abfd, 4941 asymbol **symbols ATTRIBUTE_UNUSED, 4942 asection *section, 4943 bfd_vma offset, 4944 const char **file, 4945 const char **func, 4946 unsigned int *line, 4947 unsigned int *discriminator) 4948 { 4949 struct module *module; 4950 4951 /* What address are we looking for? */ 4952 bfd_vma addr = section->vma + offset; 4953 4954 *file = NULL; 4955 *func = NULL; 4956 *line = 0; 4957 if (discriminator) 4958 *discriminator = 0; 4959 4960 /* We can't do anything if there is no DST (debug symbol table). */ 4961 if (PRIV (dst_section) == NULL) 4962 return FALSE; 4963 4964 /* Create the module list - if not already done. */ 4965 if (PRIV (modules) == NULL) 4966 { 4967 PRIV (modules) = build_module_list (abfd); 4968 if (PRIV (modules) == NULL) 4969 return FALSE; 4970 } 4971 4972 for (module = PRIV (modules); module; module = module->next) 4973 if (addr >= module->low && addr <= module->high) 4974 return module_find_nearest_line (abfd, module, addr, file, func, line); 4975 4976 return FALSE; 4977 } 4978 4979 /* Canonicalizations. */ 4980 /* Set name, value, section and flags of SYM from E. */ 4981 4982 static bfd_boolean 4983 alpha_vms_convert_symbol (bfd *abfd, struct vms_symbol_entry *e, asymbol *sym) 4984 { 4985 flagword flags; 4986 symvalue value; 4987 asection *sec; 4988 const char *name; 4989 4990 name = e->name; 4991 value = 0; 4992 flags = BSF_NO_FLAGS; 4993 sec = NULL; 4994 4995 switch (e->typ) 4996 { 4997 case EGSD__C_SYM: 4998 if (e->flags & EGSY__V_WEAK) 4999 flags |= BSF_WEAK; 5000 5001 if (e->flags & EGSY__V_DEF) 5002 { 5003 /* Symbol definition. */ 5004 flags |= BSF_GLOBAL; 5005 if (e->flags & EGSY__V_NORM) 5006 flags |= BSF_FUNCTION; 5007 value = e->value; 5008 sec = e->section; 5009 } 5010 else 5011 { 5012 /* Symbol reference. */ 5013 sec = bfd_und_section_ptr; 5014 } 5015 break; 5016 5017 case EGSD__C_SYMG: 5018 /* A universal symbol is by definition global... */ 5019 flags |= BSF_GLOBAL; 5020 5021 /* ...and dynamic in shared libraries. */ 5022 if (abfd->flags & DYNAMIC) 5023 flags |= BSF_DYNAMIC; 5024 5025 if (e->flags & EGSY__V_WEAK) 5026 flags |= BSF_WEAK; 5027 5028 if (!(e->flags & EGSY__V_DEF)) 5029 abort (); 5030 5031 if (e->flags & EGSY__V_NORM) 5032 flags |= BSF_FUNCTION; 5033 5034 value = e->value; 5035 /* sec = e->section; */ 5036 sec = bfd_abs_section_ptr; 5037 break; 5038 5039 default: 5040 return FALSE; 5041 } 5042 5043 sym->name = name; 5044 sym->section = sec; 5045 sym->flags = flags; 5046 sym->value = value; 5047 return TRUE; 5048 } 5049 5050 5051 /* Return the number of bytes required to store a vector of pointers 5052 to asymbols for all the symbols in the BFD abfd, including a 5053 terminal NULL pointer. If there are no symbols in the BFD, 5054 then return 0. If an error occurs, return -1. */ 5055 5056 static long 5057 alpha_vms_get_symtab_upper_bound (bfd *abfd) 5058 { 5059 vms_debug2 ((1, "alpha_vms_get_symtab_upper_bound (%p), %d symbols\n", 5060 abfd, PRIV (gsd_sym_count))); 5061 5062 return (PRIV (gsd_sym_count) + 1) * sizeof (asymbol *); 5063 } 5064 5065 /* Read the symbols from the BFD abfd, and fills in the vector 5066 location with pointers to the symbols and a trailing NULL. 5067 5068 Return number of symbols read. */ 5069 5070 static long 5071 alpha_vms_canonicalize_symtab (bfd *abfd, asymbol **symbols) 5072 { 5073 unsigned int i; 5074 5075 vms_debug2 ((1, "alpha_vms_canonicalize_symtab (%p, <ret>)\n", abfd)); 5076 5077 if (PRIV (csymbols) == NULL) 5078 { 5079 PRIV (csymbols) = (asymbol **) bfd_alloc 5080 (abfd, PRIV (gsd_sym_count) * sizeof (asymbol *)); 5081 5082 /* Traverse table and fill symbols vector. */ 5083 for (i = 0; i < PRIV (gsd_sym_count); i++) 5084 { 5085 struct vms_symbol_entry *e = PRIV (syms)[i]; 5086 asymbol *sym; 5087 5088 sym = bfd_make_empty_symbol (abfd); 5089 if (sym == NULL || !alpha_vms_convert_symbol (abfd, e, sym)) 5090 { 5091 bfd_release (abfd, PRIV (csymbols)); 5092 PRIV (csymbols) = NULL; 5093 return -1; 5094 } 5095 5096 PRIV (csymbols)[i] = sym; 5097 } 5098 } 5099 5100 if (symbols != NULL) 5101 { 5102 for (i = 0; i < PRIV (gsd_sym_count); i++) 5103 symbols[i] = PRIV (csymbols)[i]; 5104 symbols[i] = NULL; 5105 } 5106 5107 return PRIV (gsd_sym_count); 5108 } 5109 5110 /* Read and convert relocations from ETIR. We do it once for all sections. */ 5111 5112 static bfd_boolean 5113 alpha_vms_slurp_relocs (bfd *abfd) 5114 { 5115 int cur_psect = -1; 5116 5117 vms_debug2 ((3, "alpha_vms_slurp_relocs\n")); 5118 5119 /* We slurp relocs only once, for all sections. */ 5120 if (PRIV (reloc_done)) 5121 return TRUE; 5122 PRIV (reloc_done) = TRUE; 5123 5124 if (alpha_vms_canonicalize_symtab (abfd, NULL) < 0) 5125 return FALSE; 5126 5127 if (bfd_seek (abfd, 0, SEEK_SET) != 0) 5128 return FALSE; 5129 5130 while (1) 5131 { 5132 unsigned char *begin; 5133 unsigned char *end; 5134 unsigned char *ptr; 5135 bfd_reloc_code_real_type reloc_code; 5136 int type; 5137 bfd_vma vaddr = 0; 5138 5139 int length; 5140 5141 bfd_vma cur_address; 5142 int cur_psidx = -1; 5143 unsigned char *cur_sym = NULL; 5144 int prev_cmd = -1; 5145 bfd_vma cur_addend = 0; 5146 5147 /* Skip non-ETIR records. */ 5148 type = _bfd_vms_get_object_record (abfd); 5149 if (type == EOBJ__C_EEOM) 5150 break; 5151 if (type != EOBJ__C_ETIR) 5152 continue; 5153 5154 begin = PRIV (recrd.rec) + 4; 5155 end = PRIV (recrd.rec) + PRIV (recrd.rec_size); 5156 5157 for (ptr = begin; ptr < end; ptr += length) 5158 { 5159 int cmd; 5160 5161 cmd = bfd_getl16 (ptr); 5162 length = bfd_getl16 (ptr + 2); 5163 5164 cur_address = vaddr; 5165 5166 vms_debug2 ((4, "alpha_vms_slurp_relocs: etir %s\n", 5167 _bfd_vms_etir_name (cmd))); 5168 5169 switch (cmd) 5170 { 5171 case ETIR__C_STA_GBL: /* ALPHA_R_REFLONG und_section, step 1 */ 5172 /* ALPHA_R_REFQUAD und_section, step 1 */ 5173 cur_sym = ptr + 4; 5174 prev_cmd = cmd; 5175 continue; 5176 5177 case ETIR__C_STA_PQ: /* ALPHA_R_REF{LONG|QUAD}, others part 1 */ 5178 cur_psidx = bfd_getl32 (ptr + 4); 5179 cur_addend = bfd_getl64 (ptr + 8); 5180 prev_cmd = cmd; 5181 continue; 5182 5183 case ETIR__C_CTL_SETRB: 5184 if (prev_cmd != ETIR__C_STA_PQ) 5185 { 5186 _bfd_error_handler 5187 /* xgettext:c-format */ 5188 (_("unknown reloc %s + %s"), _bfd_vms_etir_name (prev_cmd), 5189 _bfd_vms_etir_name (cmd)); 5190 return FALSE; 5191 } 5192 cur_psect = cur_psidx; 5193 vaddr = cur_addend; 5194 cur_psidx = -1; 5195 cur_addend = 0; 5196 continue; 5197 5198 case ETIR__C_STA_LW: /* ALPHA_R_REFLONG abs_section, step 1 */ 5199 /* ALPHA_R_REFLONG und_section, step 2 */ 5200 if (prev_cmd != -1) 5201 { 5202 if (prev_cmd != ETIR__C_STA_GBL) 5203 { 5204 _bfd_error_handler 5205 /* xgettext:c-format */ 5206 (_("unknown reloc %s + %s"), _bfd_vms_etir_name (cmd), 5207 _bfd_vms_etir_name (ETIR__C_STA_LW)); 5208 return FALSE; 5209 } 5210 } 5211 cur_addend = bfd_getl32 (ptr + 4); 5212 prev_cmd = cmd; 5213 continue; 5214 5215 case ETIR__C_STA_QW: /* ALPHA_R_REFQUAD abs_section, step 1 */ 5216 /* ALPHA_R_REFQUAD und_section, step 2 */ 5217 if (prev_cmd != -1 && prev_cmd != ETIR__C_STA_GBL) 5218 { 5219 _bfd_error_handler 5220 /* xgettext:c-format */ 5221 (_("unknown reloc %s + %s"), _bfd_vms_etir_name (cmd), 5222 _bfd_vms_etir_name (ETIR__C_STA_QW)); 5223 return FALSE; 5224 } 5225 cur_addend = bfd_getl64 (ptr + 4); 5226 prev_cmd = cmd; 5227 continue; 5228 5229 case ETIR__C_STO_LW: /* ALPHA_R_REFLONG und_section, step 4 */ 5230 /* ALPHA_R_REFLONG abs_section, step 2 */ 5231 /* ALPHA_R_REFLONG others, step 2 */ 5232 if (prev_cmd != ETIR__C_OPR_ADD 5233 && prev_cmd != ETIR__C_STA_LW 5234 && prev_cmd != ETIR__C_STA_PQ) 5235 { 5236 /* xgettext:c-format */ 5237 _bfd_error_handler (_("unknown reloc %s + %s"), 5238 _bfd_vms_etir_name (prev_cmd), 5239 _bfd_vms_etir_name (ETIR__C_STO_LW)); 5240 return FALSE; 5241 } 5242 reloc_code = BFD_RELOC_32; 5243 break; 5244 5245 case ETIR__C_STO_QW: /* ALPHA_R_REFQUAD und_section, step 4 */ 5246 /* ALPHA_R_REFQUAD abs_section, step 2 */ 5247 if (prev_cmd != ETIR__C_OPR_ADD && prev_cmd != ETIR__C_STA_QW) 5248 { 5249 /* xgettext:c-format */ 5250 _bfd_error_handler (_("unknown reloc %s + %s"), 5251 _bfd_vms_etir_name (prev_cmd), 5252 _bfd_vms_etir_name (ETIR__C_STO_QW)); 5253 return FALSE; 5254 } 5255 reloc_code = BFD_RELOC_64; 5256 break; 5257 5258 case ETIR__C_STO_OFF: /* ALPHA_R_REFQUAD others, step 2 */ 5259 if (prev_cmd != ETIR__C_STA_PQ) 5260 { 5261 /* xgettext:c-format */ 5262 _bfd_error_handler (_("unknown reloc %s + %s"), 5263 _bfd_vms_etir_name (prev_cmd), 5264 _bfd_vms_etir_name (ETIR__C_STO_OFF)); 5265 return FALSE; 5266 } 5267 reloc_code = BFD_RELOC_64; 5268 break; 5269 5270 case ETIR__C_OPR_ADD: /* ALPHA_R_REFLONG und_section, step 3 */ 5271 /* ALPHA_R_REFQUAD und_section, step 3 */ 5272 if (prev_cmd != ETIR__C_STA_LW && prev_cmd != ETIR__C_STA_QW) 5273 { 5274 /* xgettext:c-format */ 5275 _bfd_error_handler (_("unknown reloc %s + %s"), 5276 _bfd_vms_etir_name (prev_cmd), 5277 _bfd_vms_etir_name (ETIR__C_OPR_ADD)); 5278 return FALSE; 5279 } 5280 prev_cmd = ETIR__C_OPR_ADD; 5281 continue; 5282 5283 case ETIR__C_STO_CA: /* ALPHA_R_CODEADDR */ 5284 reloc_code = BFD_RELOC_ALPHA_CODEADDR; 5285 cur_sym = ptr + 4; 5286 break; 5287 5288 case ETIR__C_STO_GBL: /* ALPHA_R_REFQUAD und_section */ 5289 reloc_code = BFD_RELOC_64; 5290 cur_sym = ptr + 4; 5291 break; 5292 5293 case ETIR__C_STO_GBL_LW: /* ALPHA_R_REFLONG und_section */ 5294 reloc_code = BFD_RELOC_32; 5295 cur_sym = ptr + 4; 5296 break; 5297 5298 case ETIR__C_STC_LP_PSB: /* ALPHA_R_LINKAGE */ 5299 reloc_code = BFD_RELOC_ALPHA_LINKAGE; 5300 cur_sym = ptr + 8; 5301 break; 5302 5303 case ETIR__C_STC_NOP_GBL: /* ALPHA_R_NOP */ 5304 reloc_code = BFD_RELOC_ALPHA_NOP; 5305 goto call_reloc; 5306 5307 case ETIR__C_STC_BSR_GBL: /* ALPHA_R_BSR */ 5308 reloc_code = BFD_RELOC_ALPHA_BSR; 5309 goto call_reloc; 5310 5311 case ETIR__C_STC_LDA_GBL: /* ALPHA_R_LDA */ 5312 reloc_code = BFD_RELOC_ALPHA_LDA; 5313 goto call_reloc; 5314 5315 case ETIR__C_STC_BOH_GBL: /* ALPHA_R_BOH */ 5316 reloc_code = BFD_RELOC_ALPHA_BOH; 5317 goto call_reloc; 5318 5319 call_reloc: 5320 cur_sym = ptr + 4 + 32; 5321 cur_address = bfd_getl64 (ptr + 4 + 8); 5322 cur_addend = bfd_getl64 (ptr + 4 + 24); 5323 break; 5324 5325 case ETIR__C_STO_IMM: 5326 vaddr += bfd_getl32 (ptr + 4); 5327 continue; 5328 5329 default: 5330 _bfd_error_handler (_("unknown reloc %s"), 5331 _bfd_vms_etir_name (cmd)); 5332 return FALSE; 5333 } 5334 5335 { 5336 asection *sec; 5337 struct vms_section_data_struct *vms_sec; 5338 arelent *reloc; 5339 bfd_size_type size; 5340 5341 /* Get section to which the relocation applies. */ 5342 if (cur_psect < 0 || cur_psect > (int)PRIV (section_count)) 5343 { 5344 _bfd_error_handler (_("invalid section index in ETIR")); 5345 return FALSE; 5346 } 5347 5348 if (PRIV (sections) == NULL) 5349 return FALSE; 5350 sec = PRIV (sections)[cur_psect]; 5351 if (sec == bfd_abs_section_ptr) 5352 { 5353 _bfd_error_handler (_("relocation for non-REL psect")); 5354 return FALSE; 5355 } 5356 5357 vms_sec = vms_section_data (sec); 5358 5359 /* Allocate a reloc entry. */ 5360 if (sec->reloc_count >= vms_sec->reloc_max) 5361 { 5362 if (vms_sec->reloc_max == 0) 5363 { 5364 vms_sec->reloc_max = 64; 5365 sec->relocation = bfd_zmalloc 5366 (vms_sec->reloc_max * sizeof (arelent)); 5367 } 5368 else 5369 { 5370 vms_sec->reloc_max *= 2; 5371 sec->relocation = bfd_realloc_or_free 5372 (sec->relocation, vms_sec->reloc_max * sizeof (arelent)); 5373 if (sec->relocation == NULL) 5374 return FALSE; 5375 } 5376 } 5377 reloc = &sec->relocation[sec->reloc_count]; 5378 sec->reloc_count++; 5379 5380 reloc->howto = bfd_reloc_type_lookup (abfd, reloc_code); 5381 5382 if (cur_sym != NULL) 5383 { 5384 unsigned int j; 5385 unsigned int symlen = *cur_sym; 5386 asymbol **sym; 5387 5388 /* Linear search. */ 5389 symlen = *cur_sym; 5390 cur_sym++; 5391 sym = NULL; 5392 5393 for (j = 0; j < PRIV (gsd_sym_count); j++) 5394 if (PRIV (syms)[j]->namelen == symlen 5395 && memcmp (PRIV (syms)[j]->name, cur_sym, symlen) == 0) 5396 { 5397 sym = &PRIV (csymbols)[j]; 5398 break; 5399 } 5400 if (sym == NULL) 5401 { 5402 _bfd_error_handler (_("unknown symbol in command %s"), 5403 _bfd_vms_etir_name (cmd)); 5404 reloc->sym_ptr_ptr = NULL; 5405 } 5406 else 5407 reloc->sym_ptr_ptr = sym; 5408 } 5409 else if (cur_psidx >= 0) 5410 { 5411 if (PRIV (sections) == NULL || cur_psidx >= (int) PRIV (section_count)) 5412 return FALSE; 5413 reloc->sym_ptr_ptr = 5414 PRIV (sections)[cur_psidx]->symbol_ptr_ptr; 5415 } 5416 else 5417 reloc->sym_ptr_ptr = NULL; 5418 5419 reloc->address = cur_address; 5420 reloc->addend = cur_addend; 5421 5422 if (reloc_code == ALPHA_R_LINKAGE) 5423 size = 16; 5424 else 5425 size = bfd_get_reloc_size (reloc->howto); 5426 vaddr += size; 5427 } 5428 5429 cur_addend = 0; 5430 prev_cmd = -1; 5431 cur_sym = NULL; 5432 cur_psidx = -1; 5433 } 5434 } 5435 vms_debug2 ((3, "alpha_vms_slurp_relocs: result = TRUE\n")); 5436 5437 return TRUE; 5438 } 5439 5440 /* Return the number of bytes required to store the relocation 5441 information associated with the given section. */ 5442 5443 static long 5444 alpha_vms_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED, asection *section) 5445 { 5446 alpha_vms_slurp_relocs (abfd); 5447 5448 return (section->reloc_count + 1) * sizeof (arelent *); 5449 } 5450 5451 /* Convert relocations from VMS (external) form into BFD internal 5452 form. Return the number of relocations. */ 5453 5454 static long 5455 alpha_vms_canonicalize_reloc (bfd *abfd, asection *section, arelent **relptr, 5456 asymbol **symbols ATTRIBUTE_UNUSED) 5457 { 5458 arelent *tblptr; 5459 int count; 5460 5461 if (!alpha_vms_slurp_relocs (abfd)) 5462 return -1; 5463 5464 count = section->reloc_count; 5465 tblptr = section->relocation; 5466 5467 while (count--) 5468 *relptr++ = tblptr++; 5469 5470 *relptr = (arelent *) NULL; 5471 return section->reloc_count; 5472 } 5473 5474 /* Install a new set of internal relocs. */ 5475 5476 #define alpha_vms_set_reloc _bfd_generic_set_reloc 5477 5478 5479 /* This is just copied from ecoff-alpha, needs to be fixed probably. */ 5480 5481 /* How to process the various reloc types. */ 5482 5483 static bfd_reloc_status_type 5484 reloc_nil (bfd * abfd ATTRIBUTE_UNUSED, 5485 arelent *reloc ATTRIBUTE_UNUSED, 5486 asymbol *sym ATTRIBUTE_UNUSED, 5487 void * data ATTRIBUTE_UNUSED, 5488 asection *sec ATTRIBUTE_UNUSED, 5489 bfd *output_bfd ATTRIBUTE_UNUSED, 5490 char **error_message ATTRIBUTE_UNUSED) 5491 { 5492 #if VMS_DEBUG 5493 vms_debug (1, "reloc_nil (abfd %p, output_bfd %p)\n", abfd, output_bfd); 5494 vms_debug (2, "In section %s, symbol %s\n", 5495 sec->name, sym->name); 5496 vms_debug (2, "reloc sym %s, addr %08lx, addend %08lx, reloc is a %s\n", 5497 reloc->sym_ptr_ptr[0]->name, 5498 (unsigned long)reloc->address, 5499 (unsigned long)reloc->addend, reloc->howto->name); 5500 vms_debug (2, "data at %p\n", data); 5501 /* _bfd_hexdump (2, data, bfd_get_reloc_size (reloc->howto), 0); */ 5502 #endif 5503 5504 return bfd_reloc_ok; 5505 } 5506 5507 /* In case we're on a 32-bit machine, construct a 64-bit "-1" value 5508 from smaller values. Start with zero, widen, *then* decrement. */ 5509 #define MINUS_ONE (((bfd_vma)0) - 1) 5510 5511 static reloc_howto_type alpha_howto_table[] = 5512 { 5513 HOWTO (ALPHA_R_IGNORE, /* Type. */ 5514 0, /* Rightshift. */ 5515 0, /* Size (0 = byte, 1 = short, 2 = long). */ 5516 8, /* Bitsize. */ 5517 TRUE, /* PC relative. */ 5518 0, /* Bitpos. */ 5519 complain_overflow_dont,/* Complain_on_overflow. */ 5520 reloc_nil, /* Special_function. */ 5521 "IGNORE", /* Name. */ 5522 TRUE, /* Partial_inplace. */ 5523 0, /* Source mask */ 5524 0, /* Dest mask. */ 5525 TRUE), /* PC rel offset. */ 5526 5527 /* A 64 bit reference to a symbol. */ 5528 HOWTO (ALPHA_R_REFQUAD, /* Type. */ 5529 0, /* Rightshift. */ 5530 4, /* Size (0 = byte, 1 = short, 2 = long). */ 5531 64, /* Bitsize. */ 5532 FALSE, /* PC relative. */ 5533 0, /* Bitpos. */ 5534 complain_overflow_bitfield, /* Complain_on_overflow. */ 5535 reloc_nil, /* Special_function. */ 5536 "REFQUAD", /* Name. */ 5537 TRUE, /* Partial_inplace. */ 5538 MINUS_ONE, /* Source mask. */ 5539 MINUS_ONE, /* Dest mask. */ 5540 FALSE), /* PC rel offset. */ 5541 5542 /* A 21 bit branch. The native assembler generates these for 5543 branches within the text segment, and also fills in the PC 5544 relative offset in the instruction. */ 5545 HOWTO (ALPHA_R_BRADDR, /* Type. */ 5546 2, /* Rightshift. */ 5547 2, /* Size (0 = byte, 1 = short, 2 = long). */ 5548 21, /* Bitsize. */ 5549 TRUE, /* PC relative. */ 5550 0, /* Bitpos. */ 5551 complain_overflow_signed, /* Complain_on_overflow. */ 5552 reloc_nil, /* Special_function. */ 5553 "BRADDR", /* Name. */ 5554 TRUE, /* Partial_inplace. */ 5555 0x1fffff, /* Source mask. */ 5556 0x1fffff, /* Dest mask. */ 5557 FALSE), /* PC rel offset. */ 5558 5559 /* A hint for a jump to a register. */ 5560 HOWTO (ALPHA_R_HINT, /* Type. */ 5561 2, /* Rightshift. */ 5562 1, /* Size (0 = byte, 1 = short, 2 = long). */ 5563 14, /* Bitsize. */ 5564 TRUE, /* PC relative. */ 5565 0, /* Bitpos. */ 5566 complain_overflow_dont,/* Complain_on_overflow. */ 5567 reloc_nil, /* Special_function. */ 5568 "HINT", /* Name. */ 5569 TRUE, /* Partial_inplace. */ 5570 0x3fff, /* Source mask. */ 5571 0x3fff, /* Dest mask. */ 5572 FALSE), /* PC rel offset. */ 5573 5574 /* 16 bit PC relative offset. */ 5575 HOWTO (ALPHA_R_SREL16, /* Type. */ 5576 0, /* Rightshift. */ 5577 1, /* Size (0 = byte, 1 = short, 2 = long). */ 5578 16, /* Bitsize. */ 5579 TRUE, /* PC relative. */ 5580 0, /* Bitpos. */ 5581 complain_overflow_signed, /* Complain_on_overflow. */ 5582 reloc_nil, /* Special_function. */ 5583 "SREL16", /* Name. */ 5584 TRUE, /* Partial_inplace. */ 5585 0xffff, /* Source mask. */ 5586 0xffff, /* Dest mask. */ 5587 FALSE), /* PC rel offset. */ 5588 5589 /* 32 bit PC relative offset. */ 5590 HOWTO (ALPHA_R_SREL32, /* Type. */ 5591 0, /* Rightshift. */ 5592 2, /* Size (0 = byte, 1 = short, 2 = long). */ 5593 32, /* Bitsize. */ 5594 TRUE, /* PC relative. */ 5595 0, /* Bitpos. */ 5596 complain_overflow_signed, /* Complain_on_overflow. */ 5597 reloc_nil, /* Special_function. */ 5598 "SREL32", /* Name. */ 5599 TRUE, /* Partial_inplace. */ 5600 0xffffffff, /* Source mask. */ 5601 0xffffffff, /* Dest mask. */ 5602 FALSE), /* PC rel offset. */ 5603 5604 /* A 64 bit PC relative offset. */ 5605 HOWTO (ALPHA_R_SREL64, /* Type. */ 5606 0, /* Rightshift. */ 5607 4, /* Size (0 = byte, 1 = short, 2 = long). */ 5608 64, /* Bitsize. */ 5609 TRUE, /* PC relative. */ 5610 0, /* Bitpos. */ 5611 complain_overflow_signed, /* Complain_on_overflow. */ 5612 reloc_nil, /* Special_function. */ 5613 "SREL64", /* Name. */ 5614 TRUE, /* Partial_inplace. */ 5615 MINUS_ONE, /* Source mask. */ 5616 MINUS_ONE, /* Dest mask. */ 5617 FALSE), /* PC rel offset. */ 5618 5619 /* Push a value on the reloc evaluation stack. */ 5620 HOWTO (ALPHA_R_OP_PUSH, /* Type. */ 5621 0, /* Rightshift. */ 5622 0, /* Size (0 = byte, 1 = short, 2 = long). */ 5623 0, /* Bitsize. */ 5624 FALSE, /* PC relative. */ 5625 0, /* Bitpos. */ 5626 complain_overflow_dont,/* Complain_on_overflow. */ 5627 reloc_nil, /* Special_function. */ 5628 "OP_PUSH", /* Name. */ 5629 FALSE, /* Partial_inplace. */ 5630 0, /* Source mask. */ 5631 0, /* Dest mask. */ 5632 FALSE), /* PC rel offset. */ 5633 5634 /* Store the value from the stack at the given address. Store it in 5635 a bitfield of size r_size starting at bit position r_offset. */ 5636 HOWTO (ALPHA_R_OP_STORE, /* Type. */ 5637 0, /* Rightshift. */ 5638 4, /* Size (0 = byte, 1 = short, 2 = long). */ 5639 64, /* Bitsize. */ 5640 FALSE, /* PC relative. */ 5641 0, /* Bitpos. */ 5642 complain_overflow_dont,/* Complain_on_overflow. */ 5643 reloc_nil, /* Special_function. */ 5644 "OP_STORE", /* Name. */ 5645 FALSE, /* Partial_inplace. */ 5646 0, /* Source mask. */ 5647 MINUS_ONE, /* Dest mask. */ 5648 FALSE), /* PC rel offset. */ 5649 5650 /* Subtract the reloc address from the value on the top of the 5651 relocation stack. */ 5652 HOWTO (ALPHA_R_OP_PSUB, /* Type. */ 5653 0, /* Rightshift. */ 5654 0, /* Size (0 = byte, 1 = short, 2 = long). */ 5655 0, /* Bitsize. */ 5656 FALSE, /* PC relative. */ 5657 0, /* Bitpos. */ 5658 complain_overflow_dont,/* Complain_on_overflow. */ 5659 reloc_nil, /* Special_function. */ 5660 "OP_PSUB", /* Name. */ 5661 FALSE, /* Partial_inplace. */ 5662 0, /* Source mask. */ 5663 0, /* Dest mask. */ 5664 FALSE), /* PC rel offset. */ 5665 5666 /* Shift the value on the top of the relocation stack right by the 5667 given value. */ 5668 HOWTO (ALPHA_R_OP_PRSHIFT, /* Type. */ 5669 0, /* Rightshift. */ 5670 0, /* Size (0 = byte, 1 = short, 2 = long). */ 5671 0, /* Bitsize. */ 5672 FALSE, /* PC relative. */ 5673 0, /* Bitpos. */ 5674 complain_overflow_dont,/* Complain_on_overflow. */ 5675 reloc_nil, /* Special_function. */ 5676 "OP_PRSHIFT", /* Name. */ 5677 FALSE, /* Partial_inplace. */ 5678 0, /* Source mask. */ 5679 0, /* Dest mask. */ 5680 FALSE), /* PC rel offset. */ 5681 5682 /* Hack. Linkage is done by linker. */ 5683 HOWTO (ALPHA_R_LINKAGE, /* Type. */ 5684 0, /* Rightshift. */ 5685 0, /* Size (0 = byte, 1 = short, 2 = long). */ 5686 0, /* Bitsize. */ 5687 FALSE, /* PC relative. */ 5688 0, /* Bitpos. */ 5689 complain_overflow_dont,/* Complain_on_overflow. */ 5690 reloc_nil, /* Special_function. */ 5691 "LINKAGE", /* Name. */ 5692 FALSE, /* Partial_inplace. */ 5693 0, /* Source mask. */ 5694 0, /* Dest mask. */ 5695 FALSE), /* PC rel offset. */ 5696 5697 /* A 32 bit reference to a symbol. */ 5698 HOWTO (ALPHA_R_REFLONG, /* Type. */ 5699 0, /* Rightshift. */ 5700 2, /* Size (0 = byte, 1 = short, 2 = long). */ 5701 32, /* Bitsize. */ 5702 FALSE, /* PC relative. */ 5703 0, /* Bitpos. */ 5704 complain_overflow_bitfield, /* Complain_on_overflow. */ 5705 reloc_nil, /* Special_function. */ 5706 "REFLONG", /* Name. */ 5707 TRUE, /* Partial_inplace. */ 5708 0xffffffff, /* Source mask. */ 5709 0xffffffff, /* Dest mask. */ 5710 FALSE), /* PC rel offset. */ 5711 5712 /* A 64 bit reference to a procedure, written as 32 bit value. */ 5713 HOWTO (ALPHA_R_CODEADDR, /* Type. */ 5714 0, /* Rightshift. */ 5715 4, /* Size (0 = byte, 1 = short, 2 = long). */ 5716 64, /* Bitsize. */ 5717 FALSE, /* PC relative. */ 5718 0, /* Bitpos. */ 5719 complain_overflow_signed,/* Complain_on_overflow. */ 5720 reloc_nil, /* Special_function. */ 5721 "CODEADDR", /* Name. */ 5722 FALSE, /* Partial_inplace. */ 5723 0xffffffff, /* Source mask. */ 5724 0xffffffff, /* Dest mask. */ 5725 FALSE), /* PC rel offset. */ 5726 5727 HOWTO (ALPHA_R_NOP, /* Type. */ 5728 0, /* Rightshift. */ 5729 3, /* Size (0 = byte, 1 = short, 2 = long). */ 5730 0, /* Bitsize. */ 5731 /* The following value must match that of ALPHA_R_BSR/ALPHA_R_BOH 5732 because the calculations for the 3 relocations are the same. 5733 See B.4.5.2 of the OpenVMS Linker Utility Manual. */ 5734 TRUE, /* PC relative. */ 5735 0, /* Bitpos. */ 5736 complain_overflow_dont,/* Complain_on_overflow. */ 5737 reloc_nil, /* Special_function. */ 5738 "NOP", /* Name. */ 5739 FALSE, /* Partial_inplace. */ 5740 0xffffffff, /* Source mask. */ 5741 0xffffffff, /* Dest mask. */ 5742 FALSE), /* PC rel offset. */ 5743 5744 HOWTO (ALPHA_R_BSR, /* Type. */ 5745 0, /* Rightshift. */ 5746 3, /* Size (0 = byte, 1 = short, 2 = long). */ 5747 0, /* Bitsize. */ 5748 TRUE, /* PC relative. */ 5749 0, /* Bitpos. */ 5750 complain_overflow_dont,/* Complain_on_overflow. */ 5751 reloc_nil, /* Special_function. */ 5752 "BSR", /* Name. */ 5753 FALSE, /* Partial_inplace. */ 5754 0xffffffff, /* Source mask. */ 5755 0xffffffff, /* Dest mask. */ 5756 FALSE), /* PC rel offset. */ 5757 5758 HOWTO (ALPHA_R_LDA, /* Type. */ 5759 0, /* Rightshift. */ 5760 3, /* Size (0 = byte, 1 = short, 2 = long). */ 5761 0, /* Bitsize. */ 5762 FALSE, /* PC relative. */ 5763 0, /* Bitpos. */ 5764 complain_overflow_dont,/* Complain_on_overflow. */ 5765 reloc_nil, /* Special_function. */ 5766 "LDA", /* Name. */ 5767 FALSE, /* Partial_inplace. */ 5768 0xffffffff, /* Source mask. */ 5769 0xffffffff, /* Dest mask. */ 5770 FALSE), /* PC rel offset. */ 5771 5772 HOWTO (ALPHA_R_BOH, /* Type. */ 5773 0, /* Rightshift. */ 5774 3, /* Size (0 = byte, 1 = short, 2 = long, 3 = nil). */ 5775 0, /* Bitsize. */ 5776 TRUE, /* PC relative. */ 5777 0, /* Bitpos. */ 5778 complain_overflow_dont,/* Complain_on_overflow. */ 5779 reloc_nil, /* Special_function. */ 5780 "BOH", /* Name. */ 5781 FALSE, /* Partial_inplace. */ 5782 0xffffffff, /* Source mask. */ 5783 0xffffffff, /* Dest mask. */ 5784 FALSE), /* PC rel offset. */ 5785 }; 5786 5787 /* Return a pointer to a howto structure which, when invoked, will perform 5788 the relocation code on data from the architecture noted. */ 5789 5790 static reloc_howto_type * 5791 alpha_vms_bfd_reloc_type_lookup (bfd * abfd ATTRIBUTE_UNUSED, 5792 bfd_reloc_code_real_type code) 5793 { 5794 int alpha_type; 5795 5796 vms_debug2 ((1, "vms_bfd_reloc_type_lookup (%p, %d)\t", abfd, code)); 5797 5798 switch (code) 5799 { 5800 case BFD_RELOC_16: alpha_type = ALPHA_R_SREL16; break; 5801 case BFD_RELOC_32: alpha_type = ALPHA_R_REFLONG; break; 5802 case BFD_RELOC_64: alpha_type = ALPHA_R_REFQUAD; break; 5803 case BFD_RELOC_CTOR: alpha_type = ALPHA_R_REFQUAD; break; 5804 case BFD_RELOC_23_PCREL_S2: alpha_type = ALPHA_R_BRADDR; break; 5805 case BFD_RELOC_ALPHA_HINT: alpha_type = ALPHA_R_HINT; break; 5806 case BFD_RELOC_16_PCREL: alpha_type = ALPHA_R_SREL16; break; 5807 case BFD_RELOC_32_PCREL: alpha_type = ALPHA_R_SREL32; break; 5808 case BFD_RELOC_64_PCREL: alpha_type = ALPHA_R_SREL64; break; 5809 case BFD_RELOC_ALPHA_LINKAGE: alpha_type = ALPHA_R_LINKAGE; break; 5810 case BFD_RELOC_ALPHA_CODEADDR: alpha_type = ALPHA_R_CODEADDR; break; 5811 case BFD_RELOC_ALPHA_NOP: alpha_type = ALPHA_R_NOP; break; 5812 case BFD_RELOC_ALPHA_BSR: alpha_type = ALPHA_R_BSR; break; 5813 case BFD_RELOC_ALPHA_LDA: alpha_type = ALPHA_R_LDA; break; 5814 case BFD_RELOC_ALPHA_BOH: alpha_type = ALPHA_R_BOH; break; 5815 default: 5816 _bfd_error_handler (_("reloc (%d) is *UNKNOWN*"), code); 5817 return NULL; 5818 } 5819 vms_debug2 ((2, "reloc is %s\n", alpha_howto_table[alpha_type].name)); 5820 return & alpha_howto_table[alpha_type]; 5821 } 5822 5823 static reloc_howto_type * 5824 alpha_vms_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, 5825 const char *r_name) 5826 { 5827 unsigned int i; 5828 5829 for (i = 0; 5830 i < sizeof (alpha_howto_table) / sizeof (alpha_howto_table[0]); 5831 i++) 5832 if (alpha_howto_table[i].name != NULL 5833 && strcasecmp (alpha_howto_table[i].name, r_name) == 0) 5834 return &alpha_howto_table[i]; 5835 5836 return NULL; 5837 } 5838 5839 static long 5840 alpha_vms_get_synthetic_symtab (bfd *abfd, 5841 long symcount ATTRIBUTE_UNUSED, 5842 asymbol **usyms ATTRIBUTE_UNUSED, 5843 long dynsymcount ATTRIBUTE_UNUSED, 5844 asymbol **dynsyms ATTRIBUTE_UNUSED, 5845 asymbol **ret) 5846 { 5847 asymbol *syms; 5848 unsigned int i; 5849 unsigned int n = 0; 5850 5851 syms = (asymbol *) bfd_malloc (PRIV (norm_sym_count) * sizeof (asymbol)); 5852 *ret = syms; 5853 if (syms == NULL) 5854 return -1; 5855 5856 for (i = 0; i < PRIV (gsd_sym_count); i++) 5857 { 5858 struct vms_symbol_entry *e = PRIV (syms)[i]; 5859 asymbol *sym; 5860 flagword flags; 5861 symvalue value; 5862 asection *sec; 5863 const char *name; 5864 char *sname; 5865 int l; 5866 5867 name = e->name; 5868 value = 0; 5869 flags = BSF_LOCAL | BSF_SYNTHETIC; 5870 sec = NULL; 5871 5872 switch (e->typ) 5873 { 5874 case EGSD__C_SYM: 5875 case EGSD__C_SYMG: 5876 if ((e->flags & EGSY__V_DEF) && (e->flags & EGSY__V_NORM)) 5877 { 5878 value = e->code_value; 5879 sec = e->code_section; 5880 } 5881 else 5882 continue; 5883 break; 5884 5885 default: 5886 continue; 5887 } 5888 5889 l = strlen (name); 5890 sname = bfd_alloc (abfd, l + 5); 5891 if (sname == NULL) 5892 return FALSE; 5893 memcpy (sname, name, l); 5894 memcpy (sname + l, "..en", 5); 5895 5896 sym = &syms[n++]; 5897 sym->name = sname; 5898 sym->section = sec; 5899 sym->flags = flags; 5900 sym->value = value; 5901 sym->udata.p = NULL; 5902 } 5903 5904 return n; 5905 } 5906 5907 /* Private dump. */ 5908 5909 static const char * 5910 vms_time_to_str (unsigned char *buf) 5911 { 5912 time_t t = vms_rawtime_to_time_t (buf); 5913 char *res = ctime (&t); 5914 5915 if (!res) 5916 res = "*invalid time*"; 5917 else 5918 res[24] = 0; 5919 return res; 5920 } 5921 5922 static void 5923 evax_bfd_print_emh (FILE *file, unsigned char *rec, unsigned int rec_len) 5924 { 5925 struct vms_emh_common *emh = (struct vms_emh_common *)rec; 5926 unsigned int subtype; 5927 int extra; 5928 5929 subtype = (unsigned) bfd_getl16 (emh->subtyp); 5930 5931 /* xgettext:c-format */ 5932 fprintf (file, _(" EMH %u (len=%u): "), subtype, rec_len); 5933 5934 /* PR 21618: Check for invalid lengths. */ 5935 if (rec_len < sizeof (* emh)) 5936 { 5937 fprintf (file, _(" Error: The length is less than the length of an EMH record\n")); 5938 return; 5939 } 5940 extra = rec_len - sizeof (struct vms_emh_common); 5941 5942 switch (subtype) 5943 { 5944 case EMH__C_MHD: 5945 { 5946 struct vms_emh_mhd *mhd = (struct vms_emh_mhd *) rec; 5947 const char * name; 5948 const char * nextname; 5949 const char * maxname; 5950 5951 /* PR 21840: Check for invalid lengths. */ 5952 if (rec_len < sizeof (* mhd)) 5953 { 5954 fprintf (file, _(" Error: The record length is less than the size of an EMH_MHD record\n")); 5955 return; 5956 } 5957 fprintf (file, _("Module header\n")); 5958 fprintf (file, _(" structure level: %u\n"), mhd->strlvl); 5959 fprintf (file, _(" max record size: %u\n"), 5960 (unsigned) bfd_getl32 (mhd->recsiz)); 5961 name = (char *)(mhd + 1); 5962 maxname = (char *) rec + rec_len; 5963 if (name > maxname - 2) 5964 { 5965 fprintf (file, _(" Error: The module name is missing\n")); 5966 return; 5967 } 5968 nextname = name + name[0] + 1; 5969 if (nextname >= maxname) 5970 { 5971 fprintf (file, _(" Error: The module name is too long\n")); 5972 return; 5973 } 5974 fprintf (file, _(" module name : %.*s\n"), name[0], name + 1); 5975 name = nextname; 5976 if (name > maxname - 2) 5977 { 5978 fprintf (file, _(" Error: The module version is missing\n")); 5979 return; 5980 } 5981 nextname = name + name[0] + 1; 5982 if (nextname >= maxname) 5983 { 5984 fprintf (file, _(" Error: The module version is too long\n")); 5985 return; 5986 } 5987 fprintf (file, _(" module version : %.*s\n"), name[0], name + 1); 5988 name = nextname; 5989 if ((maxname - name) < 17 && maxname[-1] != 0) 5990 fprintf (file, _(" Error: The compile date is truncated\n")); 5991 else 5992 fprintf (file, _(" compile date : %.17s\n"), name); 5993 } 5994 break; 5995 5996 case EMH__C_LNM: 5997 fprintf (file, _("Language Processor Name\n")); 5998 fprintf (file, _(" language name: %.*s\n"), extra, (char *)(emh + 1)); 5999 break; 6000 6001 case EMH__C_SRC: 6002 fprintf (file, _("Source Files Header\n")); 6003 fprintf (file, _(" file: %.*s\n"), extra, (char *)(emh + 1)); 6004 break; 6005 6006 case EMH__C_TTL: 6007 fprintf (file, _("Title Text Header\n")); 6008 fprintf (file, _(" title: %.*s\n"), extra, (char *)(emh + 1)); 6009 break; 6010 6011 case EMH__C_CPR: 6012 fprintf (file, _("Copyright Header\n")); 6013 fprintf (file, _(" copyright: %.*s\n"), extra, (char *)(emh + 1)); 6014 break; 6015 6016 default: 6017 fprintf (file, _("unhandled emh subtype %u\n"), subtype); 6018 break; 6019 } 6020 } 6021 6022 static void 6023 evax_bfd_print_eeom (FILE *file, unsigned char *rec, unsigned int rec_len) 6024 { 6025 struct vms_eeom *eeom = (struct vms_eeom *)rec; 6026 6027 fprintf (file, _(" EEOM (len=%u):\n"), rec_len); 6028 6029 /* PR 21618: Check for invalid lengths. */ 6030 if (rec_len < sizeof (* eeom)) 6031 { 6032 fprintf (file, _(" Error: The length is less than the length of an EEOM record\n")); 6033 return; 6034 } 6035 6036 fprintf (file, _(" number of cond linkage pairs: %u\n"), 6037 (unsigned)bfd_getl32 (eeom->total_lps)); 6038 fprintf (file, _(" completion code: %u\n"), 6039 (unsigned)bfd_getl16 (eeom->comcod)); 6040 if (rec_len > 10) 6041 { 6042 fprintf (file, _(" transfer addr flags: 0x%02x\n"), eeom->tfrflg); 6043 fprintf (file, _(" transfer addr psect: %u\n"), 6044 (unsigned)bfd_getl32 (eeom->psindx)); 6045 fprintf (file, _(" transfer address : 0x%08x\n"), 6046 (unsigned)bfd_getl32 (eeom->tfradr)); 6047 } 6048 } 6049 6050 static void 6051 exav_bfd_print_egsy_flags (unsigned int flags, FILE *file) 6052 { 6053 if (flags & EGSY__V_WEAK) 6054 fputs (_(" WEAK"), file); 6055 if (flags & EGSY__V_DEF) 6056 fputs (_(" DEF"), file); 6057 if (flags & EGSY__V_UNI) 6058 fputs (_(" UNI"), file); 6059 if (flags & EGSY__V_REL) 6060 fputs (_(" REL"), file); 6061 if (flags & EGSY__V_COMM) 6062 fputs (_(" COMM"), file); 6063 if (flags & EGSY__V_VECEP) 6064 fputs (_(" VECEP"), file); 6065 if (flags & EGSY__V_NORM) 6066 fputs (_(" NORM"), file); 6067 if (flags & EGSY__V_QUAD_VAL) 6068 fputs (_(" QVAL"), file); 6069 } 6070 6071 static void 6072 evax_bfd_print_egsd_flags (FILE *file, unsigned int flags) 6073 { 6074 if (flags & EGPS__V_PIC) 6075 fputs (_(" PIC"), file); 6076 if (flags & EGPS__V_LIB) 6077 fputs (_(" LIB"), file); 6078 if (flags & EGPS__V_OVR) 6079 fputs (_(" OVR"), file); 6080 if (flags & EGPS__V_REL) 6081 fputs (_(" REL"), file); 6082 if (flags & EGPS__V_GBL) 6083 fputs (_(" GBL"), file); 6084 if (flags & EGPS__V_SHR) 6085 fputs (_(" SHR"), file); 6086 if (flags & EGPS__V_EXE) 6087 fputs (_(" EXE"), file); 6088 if (flags & EGPS__V_RD) 6089 fputs (_(" RD"), file); 6090 if (flags & EGPS__V_WRT) 6091 fputs (_(" WRT"), file); 6092 if (flags & EGPS__V_VEC) 6093 fputs (_(" VEC"), file); 6094 if (flags & EGPS__V_NOMOD) 6095 fputs (_(" NOMOD"), file); 6096 if (flags & EGPS__V_COM) 6097 fputs (_(" COM"), file); 6098 if (flags & EGPS__V_ALLOC_64BIT) 6099 fputs (_(" 64B"), file); 6100 } 6101 6102 static void 6103 evax_bfd_print_egsd (FILE *file, unsigned char *rec, unsigned int rec_len) 6104 { 6105 unsigned int off = sizeof (struct vms_egsd); 6106 unsigned int n; 6107 6108 fprintf (file, _(" EGSD (len=%u):\n"), rec_len); 6109 6110 n = 0; 6111 for (off = sizeof (struct vms_egsd); off < rec_len; ) 6112 { 6113 struct vms_egsd_entry *e = (struct vms_egsd_entry *)(rec + off); 6114 unsigned int type; 6115 unsigned int len; 6116 6117 type = (unsigned)bfd_getl16 (e->gsdtyp); 6118 len = (unsigned)bfd_getl16 (e->gsdsiz); 6119 6120 /* xgettext:c-format */ 6121 fprintf (file, _(" EGSD entry %2u (type: %u, len: %u): "), 6122 n, type, len); 6123 n++; 6124 6125 if (off + len > rec_len || off + len < off) 6126 { 6127 fprintf (file, _(" Error: length larger than remaining space in record\n")); 6128 return; 6129 } 6130 6131 switch (type) 6132 { 6133 case EGSD__C_PSC: 6134 { 6135 struct vms_egps *egps = (struct vms_egps *)e; 6136 unsigned int flags = bfd_getl16 (egps->flags); 6137 unsigned int l; 6138 6139 fprintf (file, _("PSC - Program section definition\n")); 6140 fprintf (file, _(" alignment : 2**%u\n"), egps->align); 6141 fprintf (file, _(" flags : 0x%04x"), flags); 6142 evax_bfd_print_egsd_flags (file, flags); 6143 fputc ('\n', file); 6144 l = bfd_getl32 (egps->alloc); 6145 fprintf (file, _(" alloc (len): %u (0x%08x)\n"), l, l); 6146 fprintf (file, _(" name : %.*s\n"), 6147 egps->namlng, egps->name); 6148 } 6149 break; 6150 case EGSD__C_SPSC: 6151 { 6152 struct vms_esgps *esgps = (struct vms_esgps *)e; 6153 unsigned int flags = bfd_getl16 (esgps->flags); 6154 unsigned int l; 6155 6156 fprintf (file, _("SPSC - Shared Image Program section def\n")); 6157 fprintf (file, _(" alignment : 2**%u\n"), esgps->align); 6158 fprintf (file, _(" flags : 0x%04x"), flags); 6159 evax_bfd_print_egsd_flags (file, flags); 6160 fputc ('\n', file); 6161 l = bfd_getl32 (esgps->alloc); 6162 fprintf (file, _(" alloc (len) : %u (0x%08x)\n"), l, l); 6163 fprintf (file, _(" image offset : 0x%08x\n"), 6164 (unsigned int)bfd_getl32 (esgps->base)); 6165 fprintf (file, _(" symvec offset : 0x%08x\n"), 6166 (unsigned int)bfd_getl32 (esgps->value)); 6167 fprintf (file, _(" name : %.*s\n"), 6168 esgps->namlng, esgps->name); 6169 } 6170 break; 6171 case EGSD__C_SYM: 6172 { 6173 struct vms_egsy *egsy = (struct vms_egsy *)e; 6174 unsigned int flags = bfd_getl16 (egsy->flags); 6175 6176 if (flags & EGSY__V_DEF) 6177 { 6178 struct vms_esdf *esdf = (struct vms_esdf *)e; 6179 6180 fprintf (file, _("SYM - Global symbol definition\n")); 6181 fprintf (file, _(" flags: 0x%04x"), flags); 6182 exav_bfd_print_egsy_flags (flags, file); 6183 fputc ('\n', file); 6184 fprintf (file, _(" psect offset: 0x%08x\n"), 6185 (unsigned)bfd_getl32 (esdf->value)); 6186 if (flags & EGSY__V_NORM) 6187 { 6188 fprintf (file, _(" code address: 0x%08x\n"), 6189 (unsigned)bfd_getl32 (esdf->code_address)); 6190 fprintf (file, _(" psect index for entry point : %u\n"), 6191 (unsigned)bfd_getl32 (esdf->ca_psindx)); 6192 } 6193 fprintf (file, _(" psect index : %u\n"), 6194 (unsigned)bfd_getl32 (esdf->psindx)); 6195 fprintf (file, _(" name : %.*s\n"), 6196 esdf->namlng, esdf->name); 6197 } 6198 else 6199 { 6200 struct vms_esrf *esrf = (struct vms_esrf *)e; 6201 6202 fprintf (file, _("SYM - Global symbol reference\n")); 6203 fprintf (file, _(" name : %.*s\n"), 6204 esrf->namlng, esrf->name); 6205 } 6206 } 6207 break; 6208 case EGSD__C_IDC: 6209 { 6210 struct vms_eidc *eidc = (struct vms_eidc *)e; 6211 unsigned int flags = bfd_getl32 (eidc->flags); 6212 unsigned char *p; 6213 6214 fprintf (file, _("IDC - Ident Consistency check\n")); 6215 fprintf (file, _(" flags : 0x%08x"), flags); 6216 if (flags & EIDC__V_BINIDENT) 6217 fputs (" BINDENT", file); 6218 fputc ('\n', file); 6219 fprintf (file, _(" id match : %x\n"), 6220 (flags >> EIDC__V_IDMATCH_SH) & EIDC__V_IDMATCH_MASK); 6221 fprintf (file, _(" error severity: %x\n"), 6222 (flags >> EIDC__V_ERRSEV_SH) & EIDC__V_ERRSEV_MASK); 6223 p = eidc->name; 6224 fprintf (file, _(" entity name : %.*s\n"), p[0], p + 1); 6225 p += 1 + p[0]; 6226 fprintf (file, _(" object name : %.*s\n"), p[0], p + 1); 6227 p += 1 + p[0]; 6228 if (flags & EIDC__V_BINIDENT) 6229 fprintf (file, _(" binary ident : 0x%08x\n"), 6230 (unsigned)bfd_getl32 (p + 1)); 6231 else 6232 fprintf (file, _(" ascii ident : %.*s\n"), p[0], p + 1); 6233 } 6234 break; 6235 case EGSD__C_SYMG: 6236 { 6237 struct vms_egst *egst = (struct vms_egst *)e; 6238 unsigned int flags = bfd_getl16 (egst->header.flags); 6239 6240 fprintf (file, _("SYMG - Universal symbol definition\n")); 6241 fprintf (file, _(" flags: 0x%04x"), flags); 6242 exav_bfd_print_egsy_flags (flags, file); 6243 fputc ('\n', file); 6244 fprintf (file, _(" symbol vector offset: 0x%08x\n"), 6245 (unsigned)bfd_getl32 (egst->value)); 6246 fprintf (file, _(" entry point: 0x%08x\n"), 6247 (unsigned)bfd_getl32 (egst->lp_1)); 6248 fprintf (file, _(" proc descr : 0x%08x\n"), 6249 (unsigned)bfd_getl32 (egst->lp_2)); 6250 fprintf (file, _(" psect index: %u\n"), 6251 (unsigned)bfd_getl32 (egst->psindx)); 6252 fprintf (file, _(" name : %.*s\n"), 6253 egst->namlng, egst->name); 6254 } 6255 break; 6256 case EGSD__C_SYMV: 6257 { 6258 struct vms_esdfv *esdfv = (struct vms_esdfv *)e; 6259 unsigned int flags = bfd_getl16 (esdfv->flags); 6260 6261 fprintf (file, _("SYMV - Vectored symbol definition\n")); 6262 fprintf (file, _(" flags: 0x%04x"), flags); 6263 exav_bfd_print_egsy_flags (flags, file); 6264 fputc ('\n', file); 6265 fprintf (file, _(" vector : 0x%08x\n"), 6266 (unsigned)bfd_getl32 (esdfv->vector)); 6267 fprintf (file, _(" psect offset: %u\n"), 6268 (unsigned)bfd_getl32 (esdfv->value)); 6269 fprintf (file, _(" psect index : %u\n"), 6270 (unsigned)bfd_getl32 (esdfv->psindx)); 6271 fprintf (file, _(" name : %.*s\n"), 6272 esdfv->namlng, esdfv->name); 6273 } 6274 break; 6275 case EGSD__C_SYMM: 6276 { 6277 struct vms_esdfm *esdfm = (struct vms_esdfm *)e; 6278 unsigned int flags = bfd_getl16 (esdfm->flags); 6279 6280 fprintf (file, _("SYMM - Global symbol definition with version\n")); 6281 fprintf (file, _(" flags: 0x%04x"), flags); 6282 exav_bfd_print_egsy_flags (flags, file); 6283 fputc ('\n', file); 6284 fprintf (file, _(" version mask: 0x%08x\n"), 6285 (unsigned)bfd_getl32 (esdfm->version_mask)); 6286 fprintf (file, _(" psect offset: %u\n"), 6287 (unsigned)bfd_getl32 (esdfm->value)); 6288 fprintf (file, _(" psect index : %u\n"), 6289 (unsigned)bfd_getl32 (esdfm->psindx)); 6290 fprintf (file, _(" name : %.*s\n"), 6291 esdfm->namlng, esdfm->name); 6292 } 6293 break; 6294 default: 6295 fprintf (file, _("unhandled egsd entry type %u\n"), type); 6296 break; 6297 } 6298 off += len; 6299 } 6300 } 6301 6302 static void 6303 evax_bfd_print_hex (FILE *file, const char *pfx, 6304 const unsigned char *buf, unsigned int len) 6305 { 6306 unsigned int i; 6307 unsigned int n; 6308 6309 n = 0; 6310 for (i = 0; i < len; i++) 6311 { 6312 if (n == 0) 6313 fputs (pfx, file); 6314 fprintf (file, " %02x", buf[i]); 6315 n++; 6316 if (n == 16) 6317 { 6318 n = 0; 6319 fputc ('\n', file); 6320 } 6321 } 6322 if (n != 0) 6323 fputc ('\n', file); 6324 } 6325 6326 static void 6327 evax_bfd_print_etir_stc_ir (FILE *file, const unsigned char *buf, int is_ps) 6328 { 6329 /* xgettext:c-format */ 6330 fprintf (file, _(" linkage index: %u, replacement insn: 0x%08x\n"), 6331 (unsigned)bfd_getl32 (buf), 6332 (unsigned)bfd_getl32 (buf + 16)); 6333 /* xgettext:c-format */ 6334 fprintf (file, _(" psect idx 1: %u, offset 1: 0x%08x %08x\n"), 6335 (unsigned)bfd_getl32 (buf + 4), 6336 (unsigned)bfd_getl32 (buf + 12), 6337 (unsigned)bfd_getl32 (buf + 8)); 6338 /* xgettext:c-format */ 6339 fprintf (file, _(" psect idx 2: %u, offset 2: 0x%08x %08x\n"), 6340 (unsigned)bfd_getl32 (buf + 20), 6341 (unsigned)bfd_getl32 (buf + 28), 6342 (unsigned)bfd_getl32 (buf + 24)); 6343 if (is_ps) 6344 /* xgettext:c-format */ 6345 fprintf (file, _(" psect idx 3: %u, offset 3: 0x%08x %08x\n"), 6346 (unsigned)bfd_getl32 (buf + 32), 6347 (unsigned)bfd_getl32 (buf + 40), 6348 (unsigned)bfd_getl32 (buf + 36)); 6349 else 6350 fprintf (file, _(" global name: %.*s\n"), buf[32], buf + 33); 6351 } 6352 6353 static void 6354 evax_bfd_print_etir (FILE *file, const char *name, 6355 unsigned char *rec, unsigned int rec_len) 6356 { 6357 unsigned int off = sizeof (struct vms_egsd); 6358 unsigned int sec_len = 0; 6359 6360 /* xgettext:c-format */ 6361 fprintf (file, _(" %s (len=%u+%u):\n"), name, 6362 (unsigned)(rec_len - sizeof (struct vms_eobjrec)), 6363 (unsigned)sizeof (struct vms_eobjrec)); 6364 6365 for (off = sizeof (struct vms_eobjrec); off < rec_len; ) 6366 { 6367 struct vms_etir *etir = (struct vms_etir *)(rec + off); 6368 unsigned char *buf; 6369 unsigned int type; 6370 unsigned int size; 6371 6372 type = bfd_getl16 (etir->rectyp); 6373 size = bfd_getl16 (etir->size); 6374 buf = rec + off + sizeof (struct vms_etir); 6375 6376 if (off + size > rec_len || off + size < off) 6377 { 6378 fprintf (file, _(" Error: length larger than remaining space in record\n")); 6379 return; 6380 } 6381 6382 /* xgettext:c-format */ 6383 fprintf (file, _(" (type: %3u, size: 4+%3u): "), type, size - 4); 6384 switch (type) 6385 { 6386 case ETIR__C_STA_GBL: 6387 fprintf (file, _("STA_GBL (stack global) %.*s\n"), 6388 buf[0], buf + 1); 6389 break; 6390 case ETIR__C_STA_LW: 6391 fprintf (file, _("STA_LW (stack longword) 0x%08x\n"), 6392 (unsigned)bfd_getl32 (buf)); 6393 break; 6394 case ETIR__C_STA_QW: 6395 fprintf (file, _("STA_QW (stack quadword) 0x%08x %08x\n"), 6396 (unsigned)bfd_getl32 (buf + 4), 6397 (unsigned)bfd_getl32 (buf + 0)); 6398 break; 6399 case ETIR__C_STA_PQ: 6400 fprintf (file, _("STA_PQ (stack psect base + offset)\n")); 6401 /* xgettext:c-format */ 6402 fprintf (file, _(" psect: %u, offset: 0x%08x %08x\n"), 6403 (unsigned)bfd_getl32 (buf + 0), 6404 (unsigned)bfd_getl32 (buf + 8), 6405 (unsigned)bfd_getl32 (buf + 4)); 6406 break; 6407 case ETIR__C_STA_LI: 6408 fprintf (file, _("STA_LI (stack literal)\n")); 6409 break; 6410 case ETIR__C_STA_MOD: 6411 fprintf (file, _("STA_MOD (stack module)\n")); 6412 break; 6413 case ETIR__C_STA_CKARG: 6414 fprintf (file, _("STA_CKARG (compare procedure argument)\n")); 6415 break; 6416 6417 case ETIR__C_STO_B: 6418 fprintf (file, _("STO_B (store byte)\n")); 6419 break; 6420 case ETIR__C_STO_W: 6421 fprintf (file, _("STO_W (store word)\n")); 6422 break; 6423 case ETIR__C_STO_LW: 6424 fprintf (file, _("STO_LW (store longword)\n")); 6425 break; 6426 case ETIR__C_STO_QW: 6427 fprintf (file, _("STO_QW (store quadword)\n")); 6428 break; 6429 case ETIR__C_STO_IMMR: 6430 { 6431 unsigned int len = bfd_getl32 (buf); 6432 fprintf (file, 6433 _("STO_IMMR (store immediate repeat) %u bytes\n"), 6434 len); 6435 evax_bfd_print_hex (file, " ", buf + 4, len); 6436 sec_len += len; 6437 } 6438 break; 6439 case ETIR__C_STO_GBL: 6440 fprintf (file, _("STO_GBL (store global) %.*s\n"), 6441 buf[0], buf + 1); 6442 break; 6443 case ETIR__C_STO_CA: 6444 fprintf (file, _("STO_CA (store code address) %.*s\n"), 6445 buf[0], buf + 1); 6446 break; 6447 case ETIR__C_STO_RB: 6448 fprintf (file, _("STO_RB (store relative branch)\n")); 6449 break; 6450 case ETIR__C_STO_AB: 6451 fprintf (file, _("STO_AB (store absolute branch)\n")); 6452 break; 6453 case ETIR__C_STO_OFF: 6454 fprintf (file, _("STO_OFF (store offset to psect)\n")); 6455 break; 6456 case ETIR__C_STO_IMM: 6457 { 6458 unsigned int len = bfd_getl32 (buf); 6459 fprintf (file, 6460 _("STO_IMM (store immediate) %u bytes\n"), 6461 len); 6462 evax_bfd_print_hex (file, " ", buf + 4, len); 6463 sec_len += len; 6464 } 6465 break; 6466 case ETIR__C_STO_GBL_LW: 6467 fprintf (file, _("STO_GBL_LW (store global longword) %.*s\n"), 6468 buf[0], buf + 1); 6469 break; 6470 case ETIR__C_STO_LP_PSB: 6471 fprintf (file, _("STO_OFF (store LP with procedure signature)\n")); 6472 break; 6473 case ETIR__C_STO_HINT_GBL: 6474 fprintf (file, _("STO_BR_GBL (store branch global) *todo*\n")); 6475 break; 6476 case ETIR__C_STO_HINT_PS: 6477 fprintf (file, _("STO_BR_PS (store branch psect + offset) *todo*\n")); 6478 break; 6479 6480 case ETIR__C_OPR_NOP: 6481 fprintf (file, _("OPR_NOP (no-operation)\n")); 6482 break; 6483 case ETIR__C_OPR_ADD: 6484 fprintf (file, _("OPR_ADD (add)\n")); 6485 break; 6486 case ETIR__C_OPR_SUB: 6487 fprintf (file, _("OPR_SUB (subtract)\n")); 6488 break; 6489 case ETIR__C_OPR_MUL: 6490 fprintf (file, _("OPR_MUL (multiply)\n")); 6491 break; 6492 case ETIR__C_OPR_DIV: 6493 fprintf (file, _("OPR_DIV (divide)\n")); 6494 break; 6495 case ETIR__C_OPR_AND: 6496 fprintf (file, _("OPR_AND (logical and)\n")); 6497 break; 6498 case ETIR__C_OPR_IOR: 6499 fprintf (file, _("OPR_IOR (logical inclusive or)\n")); 6500 break; 6501 case ETIR__C_OPR_EOR: 6502 fprintf (file, _("OPR_EOR (logical exclusive or)\n")); 6503 break; 6504 case ETIR__C_OPR_NEG: 6505 fprintf (file, _("OPR_NEG (negate)\n")); 6506 break; 6507 case ETIR__C_OPR_COM: 6508 fprintf (file, _("OPR_COM (complement)\n")); 6509 break; 6510 case ETIR__C_OPR_INSV: 6511 fprintf (file, _("OPR_INSV (insert field)\n")); 6512 break; 6513 case ETIR__C_OPR_ASH: 6514 fprintf (file, _("OPR_ASH (arithmetic shift)\n")); 6515 break; 6516 case ETIR__C_OPR_USH: 6517 fprintf (file, _("OPR_USH (unsigned shift)\n")); 6518 break; 6519 case ETIR__C_OPR_ROT: 6520 fprintf (file, _("OPR_ROT (rotate)\n")); 6521 break; 6522 case ETIR__C_OPR_SEL: 6523 fprintf (file, _("OPR_SEL (select)\n")); 6524 break; 6525 case ETIR__C_OPR_REDEF: 6526 fprintf (file, _("OPR_REDEF (redefine symbol to curr location)\n")); 6527 break; 6528 case ETIR__C_OPR_DFLIT: 6529 fprintf (file, _("OPR_REDEF (define a literal)\n")); 6530 break; 6531 6532 case ETIR__C_STC_LP: 6533 fprintf (file, _("STC_LP (store cond linkage pair)\n")); 6534 break; 6535 case ETIR__C_STC_LP_PSB: 6536 fprintf (file, 6537 _("STC_LP_PSB (store cond linkage pair + signature)\n")); 6538 /* xgettext:c-format */ 6539 fprintf (file, _(" linkage index: %u, procedure: %.*s\n"), 6540 (unsigned)bfd_getl32 (buf), buf[4], buf + 5); 6541 buf += 4 + 1 + buf[4]; 6542 fprintf (file, _(" signature: %.*s\n"), buf[0], buf + 1); 6543 break; 6544 case ETIR__C_STC_GBL: 6545 fprintf (file, _("STC_GBL (store cond global)\n")); 6546 /* xgettext:c-format */ 6547 fprintf (file, _(" linkage index: %u, global: %.*s\n"), 6548 (unsigned)bfd_getl32 (buf), buf[4], buf + 5); 6549 break; 6550 case ETIR__C_STC_GCA: 6551 fprintf (file, _("STC_GCA (store cond code address)\n")); 6552 /* xgettext:c-format */ 6553 fprintf (file, _(" linkage index: %u, procedure name: %.*s\n"), 6554 (unsigned)bfd_getl32 (buf), buf[4], buf + 5); 6555 break; 6556 case ETIR__C_STC_PS: 6557 fprintf (file, _("STC_PS (store cond psect + offset)\n")); 6558 fprintf (file, 6559 /* xgettext:c-format */ 6560 _(" linkage index: %u, psect: %u, offset: 0x%08x %08x\n"), 6561 (unsigned)bfd_getl32 (buf), 6562 (unsigned)bfd_getl32 (buf + 4), 6563 (unsigned)bfd_getl32 (buf + 12), 6564 (unsigned)bfd_getl32 (buf + 8)); 6565 break; 6566 case ETIR__C_STC_NOP_GBL: 6567 fprintf (file, _("STC_NOP_GBL (store cond NOP at global addr)\n")); 6568 evax_bfd_print_etir_stc_ir (file, buf, 0); 6569 break; 6570 case ETIR__C_STC_NOP_PS: 6571 fprintf (file, _("STC_NOP_PS (store cond NOP at psect + offset)\n")); 6572 evax_bfd_print_etir_stc_ir (file, buf, 1); 6573 break; 6574 case ETIR__C_STC_BSR_GBL: 6575 fprintf (file, _("STC_BSR_GBL (store cond BSR at global addr)\n")); 6576 evax_bfd_print_etir_stc_ir (file, buf, 0); 6577 break; 6578 case ETIR__C_STC_BSR_PS: 6579 fprintf (file, _("STC_BSR_PS (store cond BSR at psect + offset)\n")); 6580 evax_bfd_print_etir_stc_ir (file, buf, 1); 6581 break; 6582 case ETIR__C_STC_LDA_GBL: 6583 fprintf (file, _("STC_LDA_GBL (store cond LDA at global addr)\n")); 6584 evax_bfd_print_etir_stc_ir (file, buf, 0); 6585 break; 6586 case ETIR__C_STC_LDA_PS: 6587 fprintf (file, _("STC_LDA_PS (store cond LDA at psect + offset)\n")); 6588 evax_bfd_print_etir_stc_ir (file, buf, 1); 6589 break; 6590 case ETIR__C_STC_BOH_GBL: 6591 fprintf (file, _("STC_BOH_GBL (store cond BOH at global addr)\n")); 6592 evax_bfd_print_etir_stc_ir (file, buf, 0); 6593 break; 6594 case ETIR__C_STC_BOH_PS: 6595 fprintf (file, _("STC_BOH_PS (store cond BOH at psect + offset)\n")); 6596 evax_bfd_print_etir_stc_ir (file, buf, 1); 6597 break; 6598 case ETIR__C_STC_NBH_GBL: 6599 fprintf (file, 6600 _("STC_NBH_GBL (store cond or hint at global addr)\n")); 6601 break; 6602 case ETIR__C_STC_NBH_PS: 6603 fprintf (file, 6604 _("STC_NBH_PS (store cond or hint at psect + offset)\n")); 6605 break; 6606 6607 case ETIR__C_CTL_SETRB: 6608 fprintf (file, _("CTL_SETRB (set relocation base)\n")); 6609 sec_len += 4; 6610 break; 6611 case ETIR__C_CTL_AUGRB: 6612 { 6613 unsigned int val = bfd_getl32 (buf); 6614 fprintf (file, _("CTL_AUGRB (augment relocation base) %u\n"), val); 6615 } 6616 break; 6617 case ETIR__C_CTL_DFLOC: 6618 fprintf (file, _("CTL_DFLOC (define location)\n")); 6619 break; 6620 case ETIR__C_CTL_STLOC: 6621 fprintf (file, _("CTL_STLOC (set location)\n")); 6622 break; 6623 case ETIR__C_CTL_STKDL: 6624 fprintf (file, _("CTL_STKDL (stack defined location)\n")); 6625 break; 6626 default: 6627 fprintf (file, _("*unhandled*\n")); 6628 break; 6629 } 6630 off += size; 6631 } 6632 } 6633 6634 static void 6635 evax_bfd_print_eobj (struct bfd *abfd, FILE *file) 6636 { 6637 bfd_boolean is_first = TRUE; 6638 bfd_boolean has_records = FALSE; 6639 6640 while (1) 6641 { 6642 unsigned int rec_len; 6643 unsigned int pad_len; 6644 unsigned char *rec; 6645 unsigned int hdr_size; 6646 unsigned int type; 6647 6648 if (is_first) 6649 { 6650 unsigned char buf[6]; 6651 6652 is_first = FALSE; 6653 6654 /* Read 6 bytes. */ 6655 if (bfd_bread (buf, sizeof (buf), abfd) != sizeof (buf)) 6656 { 6657 fprintf (file, _("cannot read GST record length\n")); 6658 return; 6659 } 6660 rec_len = bfd_getl16 (buf + 0); 6661 if (rec_len == bfd_getl16 (buf + 4) 6662 && bfd_getl16 (buf + 2) == EOBJ__C_EMH) 6663 { 6664 /* The format is raw: record-size, type, record-size. */ 6665 has_records = TRUE; 6666 pad_len = (rec_len + 1) & ~1U; 6667 hdr_size = 4; 6668 } 6669 else if (rec_len == EOBJ__C_EMH) 6670 { 6671 has_records = FALSE; 6672 pad_len = bfd_getl16 (buf + 2); 6673 hdr_size = 6; 6674 } 6675 else 6676 { 6677 /* Ill-formed. */ 6678 fprintf (file, _("cannot find EMH in first GST record\n")); 6679 return; 6680 } 6681 rec = bfd_malloc (pad_len); 6682 memcpy (rec, buf + sizeof (buf) - hdr_size, hdr_size); 6683 } 6684 else 6685 { 6686 unsigned int rec_len2 = 0; 6687 unsigned char hdr[4]; 6688 6689 if (has_records) 6690 { 6691 unsigned char buf_len[2]; 6692 6693 if (bfd_bread (buf_len, sizeof (buf_len), abfd) 6694 != sizeof (buf_len)) 6695 { 6696 fprintf (file, _("cannot read GST record length\n")); 6697 return; 6698 } 6699 rec_len2 = (unsigned)bfd_getl16 (buf_len); 6700 } 6701 6702 if (bfd_bread (hdr, sizeof (hdr), abfd) != sizeof (hdr)) 6703 { 6704 fprintf (file, _("cannot read GST record header\n")); 6705 return; 6706 } 6707 rec_len = (unsigned)bfd_getl16 (hdr + 2); 6708 if (has_records) 6709 pad_len = (rec_len + 1) & ~1U; 6710 else 6711 pad_len = rec_len; 6712 rec = bfd_malloc (pad_len); 6713 memcpy (rec, hdr, sizeof (hdr)); 6714 hdr_size = sizeof (hdr); 6715 if (has_records && rec_len2 != rec_len) 6716 { 6717 fprintf (file, _(" corrupted GST\n")); 6718 break; 6719 } 6720 } 6721 6722 if (bfd_bread (rec + hdr_size, pad_len - hdr_size, abfd) 6723 != pad_len - hdr_size) 6724 { 6725 fprintf (file, _("cannot read GST record\n")); 6726 return; 6727 } 6728 6729 type = (unsigned)bfd_getl16 (rec); 6730 6731 switch (type) 6732 { 6733 case EOBJ__C_EMH: 6734 evax_bfd_print_emh (file, rec, rec_len); 6735 break; 6736 case EOBJ__C_EGSD: 6737 evax_bfd_print_egsd (file, rec, rec_len); 6738 break; 6739 case EOBJ__C_EEOM: 6740 evax_bfd_print_eeom (file, rec, rec_len); 6741 free (rec); 6742 return; 6743 break; 6744 case EOBJ__C_ETIR: 6745 evax_bfd_print_etir (file, "ETIR", rec, rec_len); 6746 break; 6747 case EOBJ__C_EDBG: 6748 evax_bfd_print_etir (file, "EDBG", rec, rec_len); 6749 break; 6750 case EOBJ__C_ETBT: 6751 evax_bfd_print_etir (file, "ETBT", rec, rec_len); 6752 break; 6753 default: 6754 fprintf (file, _(" unhandled EOBJ record type %u\n"), type); 6755 break; 6756 } 6757 free (rec); 6758 } 6759 } 6760 6761 static void 6762 evax_bfd_print_relocation_records (FILE *file, const unsigned char *rel, 6763 unsigned int stride) 6764 { 6765 while (1) 6766 { 6767 unsigned int base; 6768 unsigned int count; 6769 unsigned int j; 6770 6771 count = bfd_getl32 (rel + 0); 6772 6773 if (count == 0) 6774 break; 6775 base = bfd_getl32 (rel + 4); 6776 6777 /* xgettext:c-format */ 6778 fprintf (file, _(" bitcount: %u, base addr: 0x%08x\n"), 6779 count, base); 6780 6781 rel += 8; 6782 for (j = 0; count > 0; j += 4, count -= 32) 6783 { 6784 unsigned int k; 6785 unsigned int n = 0; 6786 unsigned int val; 6787 6788 val = bfd_getl32 (rel); 6789 rel += 4; 6790 6791 /* xgettext:c-format */ 6792 fprintf (file, _(" bitmap: 0x%08x (count: %u):\n"), val, count); 6793 6794 for (k = 0; k < 32; k++) 6795 if (val & (1u << k)) 6796 { 6797 if (n == 0) 6798 fputs (" ", file); 6799 fprintf (file, _(" %08x"), base + (j * 8 + k) * stride); 6800 n++; 6801 if (n == 8) 6802 { 6803 fputs ("\n", file); 6804 n = 0; 6805 } 6806 } 6807 if (n) 6808 fputs ("\n", file); 6809 } 6810 } 6811 } 6812 6813 static void 6814 evax_bfd_print_address_fixups (FILE *file, const unsigned char *rel) 6815 { 6816 while (1) 6817 { 6818 unsigned int j; 6819 unsigned int count; 6820 6821 count = bfd_getl32 (rel + 0); 6822 if (count == 0) 6823 return; 6824 /* xgettext:c-format */ 6825 fprintf (file, _(" image %u (%u entries)\n"), 6826 (unsigned)bfd_getl32 (rel + 4), count); 6827 rel += 8; 6828 for (j = 0; j < count; j++) 6829 { 6830 /* xgettext:c-format */ 6831 fprintf (file, _(" offset: 0x%08x, val: 0x%08x\n"), 6832 (unsigned)bfd_getl32 (rel + 0), 6833 (unsigned)bfd_getl32 (rel + 4)); 6834 rel += 8; 6835 } 6836 } 6837 } 6838 6839 static void 6840 evax_bfd_print_reference_fixups (FILE *file, const unsigned char *rel) 6841 { 6842 unsigned int count; 6843 6844 while (1) 6845 { 6846 unsigned int j; 6847 unsigned int n = 0; 6848 6849 count = bfd_getl32 (rel + 0); 6850 if (count == 0) 6851 break; 6852 /* xgettext:c-format */ 6853 fprintf (file, _(" image %u (%u entries), offsets:\n"), 6854 (unsigned)bfd_getl32 (rel + 4), count); 6855 rel += 8; 6856 for (j = 0; j < count; j++) 6857 { 6858 if (n == 0) 6859 fputs (" ", file); 6860 fprintf (file, _(" 0x%08x"), (unsigned)bfd_getl32 (rel)); 6861 n++; 6862 if (n == 7) 6863 { 6864 fputs ("\n", file); 6865 n = 0; 6866 } 6867 rel += 4; 6868 } 6869 if (n) 6870 fputs ("\n", file); 6871 } 6872 } 6873 6874 static void 6875 evax_bfd_print_indent (int indent, FILE *file) 6876 { 6877 for (; indent; indent--) 6878 fputc (' ', file); 6879 } 6880 6881 static const char * 6882 evax_bfd_get_dsc_name (unsigned int v) 6883 { 6884 switch (v) 6885 { 6886 case DSC__K_DTYPE_Z: 6887 return "Z (Unspecified)"; 6888 case DSC__K_DTYPE_V: 6889 return "V (Bit)"; 6890 case DSC__K_DTYPE_BU: 6891 return "BU (Byte logical)"; 6892 case DSC__K_DTYPE_WU: 6893 return "WU (Word logical)"; 6894 case DSC__K_DTYPE_LU: 6895 return "LU (Longword logical)"; 6896 case DSC__K_DTYPE_QU: 6897 return "QU (Quadword logical)"; 6898 case DSC__K_DTYPE_B: 6899 return "B (Byte integer)"; 6900 case DSC__K_DTYPE_W: 6901 return "W (Word integer)"; 6902 case DSC__K_DTYPE_L: 6903 return "L (Longword integer)"; 6904 case DSC__K_DTYPE_Q: 6905 return "Q (Quadword integer)"; 6906 case DSC__K_DTYPE_F: 6907 return "F (Single-precision floating)"; 6908 case DSC__K_DTYPE_D: 6909 return "D (Double-precision floating)"; 6910 case DSC__K_DTYPE_FC: 6911 return "FC (Complex)"; 6912 case DSC__K_DTYPE_DC: 6913 return "DC (Double-precision Complex)"; 6914 case DSC__K_DTYPE_T: 6915 return "T (ASCII text string)"; 6916 case DSC__K_DTYPE_NU: 6917 return "NU (Numeric string, unsigned)"; 6918 case DSC__K_DTYPE_NL: 6919 return "NL (Numeric string, left separate sign)"; 6920 case DSC__K_DTYPE_NLO: 6921 return "NLO (Numeric string, left overpunched sign)"; 6922 case DSC__K_DTYPE_NR: 6923 return "NR (Numeric string, right separate sign)"; 6924 case DSC__K_DTYPE_NRO: 6925 return "NRO (Numeric string, right overpunched sig)"; 6926 case DSC__K_DTYPE_NZ: 6927 return "NZ (Numeric string, zoned sign)"; 6928 case DSC__K_DTYPE_P: 6929 return "P (Packed decimal string)"; 6930 case DSC__K_DTYPE_ZI: 6931 return "ZI (Sequence of instructions)"; 6932 case DSC__K_DTYPE_ZEM: 6933 return "ZEM (Procedure entry mask)"; 6934 case DSC__K_DTYPE_DSC: 6935 return "DSC (Descriptor, used for arrays of dyn strings)"; 6936 case DSC__K_DTYPE_OU: 6937 return "OU (Octaword logical)"; 6938 case DSC__K_DTYPE_O: 6939 return "O (Octaword integer)"; 6940 case DSC__K_DTYPE_G: 6941 return "G (Double precision G floating, 64 bit)"; 6942 case DSC__K_DTYPE_H: 6943 return "H (Quadruple precision floating, 128 bit)"; 6944 case DSC__K_DTYPE_GC: 6945 return "GC (Double precision complex, G floating)"; 6946 case DSC__K_DTYPE_HC: 6947 return "HC (Quadruple precision complex, H floating)"; 6948 case DSC__K_DTYPE_CIT: 6949 return "CIT (COBOL intermediate temporary)"; 6950 case DSC__K_DTYPE_BPV: 6951 return "BPV (Bound Procedure Value)"; 6952 case DSC__K_DTYPE_BLV: 6953 return "BLV (Bound Label Value)"; 6954 case DSC__K_DTYPE_VU: 6955 return "VU (Bit Unaligned)"; 6956 case DSC__K_DTYPE_ADT: 6957 return "ADT (Absolute Date-Time)"; 6958 case DSC__K_DTYPE_VT: 6959 return "VT (Varying Text)"; 6960 case DSC__K_DTYPE_T2: 6961 return "T2 (16-bit char)"; 6962 case DSC__K_DTYPE_VT2: 6963 return "VT2 (16-bit varying char)"; 6964 default: 6965 return "?? (unknown)"; 6966 } 6967 } 6968 6969 static void 6970 evax_bfd_print_desc (const unsigned char *buf, int indent, FILE *file) 6971 { 6972 unsigned char bclass = buf[3]; 6973 unsigned char dtype = buf[2]; 6974 unsigned int len = (unsigned)bfd_getl16 (buf); 6975 unsigned int pointer = (unsigned)bfd_getl32 (buf + 4); 6976 6977 evax_bfd_print_indent (indent, file); 6978 6979 if (len == 1 && pointer == 0xffffffffUL) 6980 { 6981 /* 64 bits. */ 6982 fprintf (file, _("64 bits *unhandled*\n")); 6983 } 6984 else 6985 { 6986 /* xgettext:c-format */ 6987 fprintf (file, _("class: %u, dtype: %u, length: %u, pointer: 0x%08x\n"), 6988 bclass, dtype, len, pointer); 6989 switch (bclass) 6990 { 6991 case DSC__K_CLASS_NCA: 6992 { 6993 const struct vms_dsc_nca *dsc = (const void *)buf; 6994 unsigned int i; 6995 const unsigned char *b; 6996 6997 evax_bfd_print_indent (indent, file); 6998 fprintf (file, _("non-contiguous array of %s\n"), 6999 evax_bfd_get_dsc_name (dsc->dtype)); 7000 evax_bfd_print_indent (indent + 1, file); 7001 fprintf (file, 7002 /* xgettext:c-format */ 7003 _("dimct: %u, aflags: 0x%02x, digits: %u, scale: %u\n"), 7004 dsc->dimct, dsc->aflags, dsc->digits, dsc->scale); 7005 evax_bfd_print_indent (indent + 1, file); 7006 fprintf (file, 7007 /* xgettext:c-format */ 7008 _("arsize: %u, a0: 0x%08x\n"), 7009 (unsigned)bfd_getl32 (dsc->arsize), 7010 (unsigned)bfd_getl32 (dsc->a0)); 7011 evax_bfd_print_indent (indent + 1, file); 7012 fprintf (file, _("Strides:\n")); 7013 b = buf + sizeof (*dsc); 7014 for (i = 0; i < dsc->dimct; i++) 7015 { 7016 evax_bfd_print_indent (indent + 2, file); 7017 fprintf (file, "[%u]: %u\n", i + 1, 7018 (unsigned)bfd_getl32 (b)); 7019 b += 4; 7020 } 7021 evax_bfd_print_indent (indent + 1, file); 7022 fprintf (file, _("Bounds:\n")); 7023 b = buf + sizeof (*dsc); 7024 for (i = 0; i < dsc->dimct; i++) 7025 { 7026 evax_bfd_print_indent (indent + 2, file); 7027 /* xgettext:c-format */ 7028 fprintf (file, _("[%u]: Lower: %u, upper: %u\n"), i + 1, 7029 (unsigned)bfd_getl32 (b + 0), 7030 (unsigned)bfd_getl32 (b + 4)); 7031 b += 8; 7032 } 7033 } 7034 break; 7035 case DSC__K_CLASS_UBS: 7036 { 7037 const struct vms_dsc_ubs *ubs = (const void *)buf; 7038 7039 evax_bfd_print_indent (indent, file); 7040 fprintf (file, _("unaligned bit-string of %s\n"), 7041 evax_bfd_get_dsc_name (ubs->dtype)); 7042 evax_bfd_print_indent (indent + 1, file); 7043 fprintf (file, 7044 /* xgettext:c-format */ 7045 _("base: %u, pos: %u\n"), 7046 (unsigned)bfd_getl32 (ubs->base), 7047 (unsigned)bfd_getl32 (ubs->pos)); 7048 } 7049 break; 7050 default: 7051 fprintf (file, _("*unhandled*\n")); 7052 break; 7053 } 7054 } 7055 } 7056 7057 static unsigned int 7058 evax_bfd_print_valspec (const unsigned char *buf, int indent, FILE *file) 7059 { 7060 unsigned int vflags = buf[0]; 7061 unsigned int value = (unsigned)bfd_getl32 (buf + 1); 7062 unsigned int len = 5; 7063 7064 evax_bfd_print_indent (indent, file); 7065 /* xgettext:c-format */ 7066 fprintf (file, _("vflags: 0x%02x, value: 0x%08x "), vflags, value); 7067 buf += 5; 7068 7069 switch (vflags) 7070 { 7071 case DST__K_VFLAGS_NOVAL: 7072 fprintf (file, _("(no value)\n")); 7073 break; 7074 case DST__K_VFLAGS_NOTACTIVE: 7075 fprintf (file, _("(not active)\n")); 7076 break; 7077 case DST__K_VFLAGS_UNALLOC: 7078 fprintf (file, _("(not allocated)\n")); 7079 break; 7080 case DST__K_VFLAGS_DSC: 7081 fprintf (file, _("(descriptor)\n")); 7082 evax_bfd_print_desc (buf + value, indent + 1, file); 7083 break; 7084 case DST__K_VFLAGS_TVS: 7085 fprintf (file, _("(trailing value)\n")); 7086 break; 7087 case DST__K_VS_FOLLOWS: 7088 fprintf (file, _("(value spec follows)\n")); 7089 break; 7090 case DST__K_VFLAGS_BITOFFS: 7091 fprintf (file, _("(at bit offset %u)\n"), value); 7092 break; 7093 default: 7094 /* xgettext:c-format */ 7095 fprintf (file, _("(reg: %u, disp: %u, indir: %u, kind: "), 7096 (vflags & DST__K_REGNUM_MASK) >> DST__K_REGNUM_SHIFT, 7097 vflags & DST__K_DISP ? 1 : 0, 7098 vflags & DST__K_INDIR ? 1 : 0); 7099 switch (vflags & DST__K_VALKIND_MASK) 7100 { 7101 case DST__K_VALKIND_LITERAL: 7102 fputs (_("literal"), file); 7103 break; 7104 case DST__K_VALKIND_ADDR: 7105 fputs (_("address"), file); 7106 break; 7107 case DST__K_VALKIND_DESC: 7108 fputs (_("desc"), file); 7109 break; 7110 case DST__K_VALKIND_REG: 7111 fputs (_("reg"), file); 7112 break; 7113 } 7114 fputs (")\n", file); 7115 break; 7116 } 7117 return len; 7118 } 7119 7120 static void 7121 evax_bfd_print_typspec (const unsigned char *buf, int indent, FILE *file) 7122 { 7123 unsigned char kind = buf[2]; 7124 unsigned int len = (unsigned)bfd_getl16 (buf); 7125 7126 evax_bfd_print_indent (indent, file); 7127 /* xgettext:c-format */ 7128 fprintf (file, _("len: %2u, kind: %2u "), len, kind); 7129 buf += 3; 7130 switch (kind) 7131 { 7132 case DST__K_TS_ATOM: 7133 /* xgettext:c-format */ 7134 fprintf (file, _("atomic, type=0x%02x %s\n"), 7135 buf[0], evax_bfd_get_dsc_name (buf[0])); 7136 break; 7137 case DST__K_TS_IND: 7138 fprintf (file, _("indirect, defined at 0x%08x\n"), 7139 (unsigned)bfd_getl32 (buf)); 7140 break; 7141 case DST__K_TS_TPTR: 7142 fprintf (file, _("typed pointer\n")); 7143 evax_bfd_print_typspec (buf, indent + 1, file); 7144 break; 7145 case DST__K_TS_PTR: 7146 fprintf (file, _("pointer\n")); 7147 break; 7148 case DST__K_TS_ARRAY: 7149 { 7150 const unsigned char *vs; 7151 unsigned int vec_len; 7152 unsigned int i; 7153 7154 fprintf (file, _("array, dim: %u, bitmap: "), buf[0]); 7155 vec_len = (buf[0] + 1 + 7) / 8; 7156 for (i = 0; i < vec_len; i++) 7157 fprintf (file, " %02x", buf[i + 1]); 7158 fputc ('\n', file); 7159 vs = buf + 1 + vec_len; 7160 evax_bfd_print_indent (indent, file); 7161 fprintf (file, _("array descriptor:\n")); 7162 vs += evax_bfd_print_valspec (vs, indent + 1, file); 7163 for (i = 0; i < buf[0] + 1U; i++) 7164 if (buf[1 + i / 8] & (1 << (i % 8))) 7165 { 7166 evax_bfd_print_indent (indent, file); 7167 if (i == 0) 7168 fprintf (file, _("type spec for element:\n")); 7169 else 7170 fprintf (file, _("type spec for subscript %u:\n"), i); 7171 evax_bfd_print_typspec (vs, indent + 1, file); 7172 vs += bfd_getl16 (vs); 7173 } 7174 } 7175 break; 7176 default: 7177 fprintf (file, _("*unhandled*\n")); 7178 } 7179 } 7180 7181 static void 7182 evax_bfd_print_dst (struct bfd *abfd, unsigned int dst_size, FILE *file) 7183 { 7184 unsigned int off = 0; 7185 unsigned int pc = 0; 7186 unsigned int line = 0; 7187 7188 fprintf (file, _("Debug symbol table:\n")); 7189 7190 while (dst_size > 0) 7191 { 7192 struct vms_dst_header dsth; 7193 unsigned int len; 7194 unsigned int type; 7195 unsigned char *buf; 7196 7197 if (bfd_bread (&dsth, sizeof (dsth), abfd) != sizeof (dsth)) 7198 { 7199 fprintf (file, _("cannot read DST header\n")); 7200 return; 7201 } 7202 len = bfd_getl16 (dsth.length); 7203 type = bfd_getl16 (dsth.type); 7204 /* xgettext:c-format */ 7205 fprintf (file, _(" type: %3u, len: %3u (at 0x%08x): "), 7206 type, len, off); 7207 if (len == 0) 7208 { 7209 fputc ('\n', file); 7210 break; 7211 } 7212 len++; 7213 dst_size -= len; 7214 off += len; 7215 len -= sizeof (dsth); 7216 buf = _bfd_malloc_and_read (abfd, len, len); 7217 if (buf == NULL) 7218 { 7219 fprintf (file, _("cannot read DST symbol\n")); 7220 return; 7221 } 7222 switch (type) 7223 { 7224 case DSC__K_DTYPE_V: 7225 case DSC__K_DTYPE_BU: 7226 case DSC__K_DTYPE_WU: 7227 case DSC__K_DTYPE_LU: 7228 case DSC__K_DTYPE_QU: 7229 case DSC__K_DTYPE_B: 7230 case DSC__K_DTYPE_W: 7231 case DSC__K_DTYPE_L: 7232 case DSC__K_DTYPE_Q: 7233 case DSC__K_DTYPE_F: 7234 case DSC__K_DTYPE_D: 7235 case DSC__K_DTYPE_FC: 7236 case DSC__K_DTYPE_DC: 7237 case DSC__K_DTYPE_T: 7238 case DSC__K_DTYPE_NU: 7239 case DSC__K_DTYPE_NL: 7240 case DSC__K_DTYPE_NLO: 7241 case DSC__K_DTYPE_NR: 7242 case DSC__K_DTYPE_NRO: 7243 case DSC__K_DTYPE_NZ: 7244 case DSC__K_DTYPE_P: 7245 case DSC__K_DTYPE_ZI: 7246 case DSC__K_DTYPE_ZEM: 7247 case DSC__K_DTYPE_DSC: 7248 case DSC__K_DTYPE_OU: 7249 case DSC__K_DTYPE_O: 7250 case DSC__K_DTYPE_G: 7251 case DSC__K_DTYPE_H: 7252 case DSC__K_DTYPE_GC: 7253 case DSC__K_DTYPE_HC: 7254 case DSC__K_DTYPE_CIT: 7255 case DSC__K_DTYPE_BPV: 7256 case DSC__K_DTYPE_BLV: 7257 case DSC__K_DTYPE_VU: 7258 case DSC__K_DTYPE_ADT: 7259 case DSC__K_DTYPE_VT: 7260 case DSC__K_DTYPE_T2: 7261 case DSC__K_DTYPE_VT2: 7262 fprintf (file, _("standard data: %s\n"), 7263 evax_bfd_get_dsc_name (type)); 7264 evax_bfd_print_valspec (buf, 4, file); 7265 fprintf (file, _(" name: %.*s\n"), buf[5], buf + 6); 7266 break; 7267 case DST__K_MODBEG: 7268 { 7269 struct vms_dst_modbeg *dst = (void *)buf; 7270 const char *name = (const char *)buf + sizeof (*dst); 7271 7272 fprintf (file, _("modbeg\n")); 7273 /* xgettext:c-format */ 7274 fprintf (file, _(" flags: %d, language: %u, " 7275 "major: %u, minor: %u\n"), 7276 dst->flags, 7277 (unsigned)bfd_getl32 (dst->language), 7278 (unsigned)bfd_getl16 (dst->major), 7279 (unsigned)bfd_getl16 (dst->minor)); 7280 fprintf (file, _(" module name: %.*s\n"), 7281 name[0], name + 1); 7282 name += name[0] + 1; 7283 fprintf (file, _(" compiler : %.*s\n"), 7284 name[0], name + 1); 7285 } 7286 break; 7287 case DST__K_MODEND: 7288 fprintf (file, _("modend\n")); 7289 break; 7290 case DST__K_RTNBEG: 7291 { 7292 struct vms_dst_rtnbeg *dst = (void *)buf; 7293 const char *name = (const char *)buf + sizeof (*dst); 7294 7295 fputs (_("rtnbeg\n"), file); 7296 /* xgettext:c-format */ 7297 fprintf (file, _(" flags: %u, address: 0x%08x, " 7298 "pd-address: 0x%08x\n"), 7299 dst->flags, 7300 (unsigned)bfd_getl32 (dst->address), 7301 (unsigned)bfd_getl32 (dst->pd_address)); 7302 fprintf (file, _(" routine name: %.*s\n"), 7303 name[0], name + 1); 7304 } 7305 break; 7306 case DST__K_RTNEND: 7307 { 7308 struct vms_dst_rtnend *dst = (void *)buf; 7309 7310 fprintf (file, _("rtnend: size 0x%08x\n"), 7311 (unsigned)bfd_getl32 (dst->size)); 7312 } 7313 break; 7314 case DST__K_PROLOG: 7315 { 7316 struct vms_dst_prolog *dst = (void *)buf; 7317 7318 fprintf (file, _("prolog: bkpt address 0x%08x\n"), 7319 (unsigned)bfd_getl32 (dst->bkpt_addr)); 7320 } 7321 break; 7322 case DST__K_EPILOG: 7323 { 7324 struct vms_dst_epilog *dst = (void *)buf; 7325 7326 /* xgettext:c-format */ 7327 fprintf (file, _("epilog: flags: %u, count: %u\n"), 7328 dst->flags, (unsigned)bfd_getl32 (dst->count)); 7329 } 7330 break; 7331 case DST__K_BLKBEG: 7332 { 7333 struct vms_dst_blkbeg *dst = (void *)buf; 7334 const char *name = (const char *)buf + sizeof (*dst); 7335 7336 /* xgettext:c-format */ 7337 fprintf (file, _("blkbeg: address: 0x%08x, name: %.*s\n"), 7338 (unsigned)bfd_getl32 (dst->address), 7339 name[0], name + 1); 7340 } 7341 break; 7342 case DST__K_BLKEND: 7343 { 7344 struct vms_dst_blkend *dst = (void *)buf; 7345 7346 fprintf (file, _("blkend: size: 0x%08x\n"), 7347 (unsigned)bfd_getl32 (dst->size)); 7348 } 7349 break; 7350 case DST__K_TYPSPEC: 7351 { 7352 fprintf (file, _("typspec (len: %u)\n"), len); 7353 fprintf (file, _(" name: %.*s\n"), buf[0], buf + 1); 7354 evax_bfd_print_typspec (buf + 1 + buf[0], 5, file); 7355 } 7356 break; 7357 case DST__K_SEPTYP: 7358 { 7359 fprintf (file, _("septyp, name: %.*s\n"), buf[5], buf + 6); 7360 evax_bfd_print_valspec (buf, 4, file); 7361 } 7362 break; 7363 case DST__K_RECBEG: 7364 { 7365 struct vms_dst_recbeg *recbeg = (void *)buf; 7366 const char *name = (const char *)buf + sizeof (*recbeg); 7367 7368 fprintf (file, _("recbeg: name: %.*s\n"), name[0], name + 1); 7369 evax_bfd_print_valspec (buf, 4, file); 7370 fprintf (file, _(" len: %u bits\n"), 7371 (unsigned)bfd_getl32 (name + 1 + name[0])); 7372 } 7373 break; 7374 case DST__K_RECEND: 7375 fprintf (file, _("recend\n")); 7376 break; 7377 case DST__K_ENUMBEG: 7378 /* xgettext:c-format */ 7379 fprintf (file, _("enumbeg, len: %u, name: %.*s\n"), 7380 buf[0], buf[1], buf + 2); 7381 break; 7382 case DST__K_ENUMELT: 7383 fprintf (file, _("enumelt, name: %.*s\n"), buf[5], buf + 6); 7384 evax_bfd_print_valspec (buf, 4, file); 7385 break; 7386 case DST__K_ENUMEND: 7387 fprintf (file, _("enumend\n")); 7388 break; 7389 case DST__K_LABEL: 7390 { 7391 struct vms_dst_label *lab = (void *)buf; 7392 fprintf (file, _("label, name: %.*s\n"), 7393 lab->name[0], lab->name + 1); 7394 fprintf (file, _(" address: 0x%08x\n"), 7395 (unsigned)bfd_getl32 (lab->value)); 7396 } 7397 break; 7398 case DST__K_DIS_RANGE: 7399 { 7400 unsigned int cnt = bfd_getl32 (buf); 7401 unsigned char *rng = buf + 4; 7402 unsigned int i; 7403 7404 fprintf (file, _("discontiguous range (nbr: %u)\n"), cnt); 7405 for (i = 0; i < cnt; i++, rng += 8) 7406 /* xgettext:c-format */ 7407 fprintf (file, _(" address: 0x%08x, size: %u\n"), 7408 (unsigned)bfd_getl32 (rng), 7409 (unsigned)bfd_getl32 (rng + 4)); 7410 7411 } 7412 break; 7413 case DST__K_LINE_NUM: 7414 { 7415 unsigned char *buf_orig = buf; 7416 7417 fprintf (file, _("line num (len: %u)\n"), len); 7418 7419 while (len > 0) 7420 { 7421 signed char cmd; 7422 unsigned char cmdlen; 7423 unsigned int val; 7424 7425 cmd = buf[0]; 7426 cmdlen = 0; 7427 7428 fputs (" ", file); 7429 7430 switch (cmd) 7431 { 7432 case DST__K_DELTA_PC_W: 7433 val = bfd_getl16 (buf + 1); 7434 fprintf (file, _("delta_pc_w %u\n"), val); 7435 pc += val; 7436 line++; 7437 cmdlen = 3; 7438 break; 7439 case DST__K_INCR_LINUM: 7440 val = buf[1]; 7441 fprintf (file, _("incr_linum(b): +%u\n"), val); 7442 line += val; 7443 cmdlen = 2; 7444 break; 7445 case DST__K_INCR_LINUM_W: 7446 val = bfd_getl16 (buf + 1); 7447 fprintf (file, _("incr_linum_w: +%u\n"), val); 7448 line += val; 7449 cmdlen = 3; 7450 break; 7451 case DST__K_INCR_LINUM_L: 7452 val = bfd_getl32 (buf + 1); 7453 fprintf (file, _("incr_linum_l: +%u\n"), val); 7454 line += val; 7455 cmdlen = 5; 7456 break; 7457 case DST__K_SET_LINUM: 7458 line = bfd_getl16 (buf + 1); 7459 fprintf (file, _("set_line_num(w) %u\n"), line); 7460 cmdlen = 3; 7461 break; 7462 case DST__K_SET_LINUM_B: 7463 line = buf[1]; 7464 fprintf (file, _("set_line_num_b %u\n"), line); 7465 cmdlen = 2; 7466 break; 7467 case DST__K_SET_LINUM_L: 7468 line = bfd_getl32 (buf + 1); 7469 fprintf (file, _("set_line_num_l %u\n"), line); 7470 cmdlen = 5; 7471 break; 7472 case DST__K_SET_ABS_PC: 7473 pc = bfd_getl32 (buf + 1); 7474 fprintf (file, _("set_abs_pc: 0x%08x\n"), pc); 7475 cmdlen = 5; 7476 break; 7477 case DST__K_DELTA_PC_L: 7478 fprintf (file, _("delta_pc_l: +0x%08x\n"), 7479 (unsigned)bfd_getl32 (buf + 1)); 7480 cmdlen = 5; 7481 break; 7482 case DST__K_TERM: 7483 fprintf (file, _("term(b): 0x%02x"), buf[1]); 7484 pc += buf[1]; 7485 fprintf (file, _(" pc: 0x%08x\n"), pc); 7486 cmdlen = 2; 7487 break; 7488 case DST__K_TERM_W: 7489 val = bfd_getl16 (buf + 1); 7490 fprintf (file, _("term_w: 0x%04x"), val); 7491 pc += val; 7492 fprintf (file, _(" pc: 0x%08x\n"), pc); 7493 cmdlen = 3; 7494 break; 7495 default: 7496 if (cmd <= 0) 7497 { 7498 fprintf (file, _("delta pc +%-4d"), -cmd); 7499 line++; /* FIXME: curr increment. */ 7500 pc += -cmd; 7501 /* xgettext:c-format */ 7502 fprintf (file, _(" pc: 0x%08x line: %5u\n"), 7503 pc, line); 7504 cmdlen = 1; 7505 } 7506 else 7507 fprintf (file, _(" *unhandled* cmd %u\n"), cmd); 7508 break; 7509 } 7510 if (cmdlen == 0) 7511 break; 7512 len -= cmdlen; 7513 buf += cmdlen; 7514 } 7515 buf = buf_orig; 7516 } 7517 break; 7518 case DST__K_SOURCE: 7519 { 7520 unsigned char *buf_orig = buf; 7521 7522 fprintf (file, _("source (len: %u)\n"), len); 7523 7524 while (len > 0) 7525 { 7526 signed char cmd = buf[0]; 7527 unsigned char cmdlen = 0; 7528 7529 switch (cmd) 7530 { 7531 case DST__K_SRC_DECLFILE: 7532 { 7533 struct vms_dst_src_decl_src *src = (void *)(buf + 1); 7534 const char *name; 7535 7536 /* xgettext:c-format */ 7537 fprintf (file, _(" declfile: len: %u, flags: %u, " 7538 "fileid: %u\n"), 7539 src->length, src->flags, 7540 (unsigned)bfd_getl16 (src->fileid)); 7541 /* xgettext:c-format */ 7542 fprintf (file, _(" rms: cdt: 0x%08x %08x, " 7543 "ebk: 0x%08x, ffb: 0x%04x, " 7544 "rfo: %u\n"), 7545 (unsigned)bfd_getl32 (src->rms_cdt + 4), 7546 (unsigned)bfd_getl32 (src->rms_cdt + 0), 7547 (unsigned)bfd_getl32 (src->rms_ebk), 7548 (unsigned)bfd_getl16 (src->rms_ffb), 7549 src->rms_rfo); 7550 name = (const char *)buf + 1 + sizeof (*src); 7551 fprintf (file, _(" filename : %.*s\n"), 7552 name[0], name + 1); 7553 name += name[0] + 1; 7554 fprintf (file, _(" module name: %.*s\n"), 7555 name[0], name + 1); 7556 cmdlen = 2 + src->length; 7557 } 7558 break; 7559 case DST__K_SRC_SETFILE: 7560 fprintf (file, _(" setfile %u\n"), 7561 (unsigned)bfd_getl16 (buf + 1)); 7562 cmdlen = 3; 7563 break; 7564 case DST__K_SRC_SETREC_W: 7565 fprintf (file, _(" setrec %u\n"), 7566 (unsigned)bfd_getl16 (buf + 1)); 7567 cmdlen = 3; 7568 break; 7569 case DST__K_SRC_SETREC_L: 7570 fprintf (file, _(" setrec %u\n"), 7571 (unsigned)bfd_getl32 (buf + 1)); 7572 cmdlen = 5; 7573 break; 7574 case DST__K_SRC_SETLNUM_W: 7575 fprintf (file, _(" setlnum %u\n"), 7576 (unsigned)bfd_getl16 (buf + 1)); 7577 cmdlen = 3; 7578 break; 7579 case DST__K_SRC_SETLNUM_L: 7580 fprintf (file, _(" setlnum %u\n"), 7581 (unsigned)bfd_getl32 (buf + 1)); 7582 cmdlen = 5; 7583 break; 7584 case DST__K_SRC_DEFLINES_W: 7585 fprintf (file, _(" deflines %u\n"), 7586 (unsigned)bfd_getl16 (buf + 1)); 7587 cmdlen = 3; 7588 break; 7589 case DST__K_SRC_DEFLINES_B: 7590 fprintf (file, _(" deflines %u\n"), buf[1]); 7591 cmdlen = 2; 7592 break; 7593 case DST__K_SRC_FORMFEED: 7594 fprintf (file, _(" formfeed\n")); 7595 cmdlen = 1; 7596 break; 7597 default: 7598 fprintf (file, _(" *unhandled* cmd %u\n"), cmd); 7599 break; 7600 } 7601 if (cmdlen == 0) 7602 break; 7603 len -= cmdlen; 7604 buf += cmdlen; 7605 } 7606 buf = buf_orig; 7607 } 7608 break; 7609 default: 7610 fprintf (file, _("*unhandled* dst type %u\n"), type); 7611 break; 7612 } 7613 free (buf); 7614 } 7615 } 7616 7617 static void 7618 evax_bfd_print_image (bfd *abfd, FILE *file) 7619 { 7620 struct vms_eihd eihd; 7621 const char *name; 7622 unsigned int val; 7623 unsigned int eiha_off; 7624 unsigned int eihi_off; 7625 unsigned int eihs_off; 7626 unsigned int eisd_off; 7627 unsigned int eihef_off = 0; 7628 unsigned int eihnp_off = 0; 7629 unsigned int dmt_vbn = 0; 7630 unsigned int dmt_size = 0; 7631 unsigned int dst_vbn = 0; 7632 unsigned int dst_size = 0; 7633 unsigned int gst_vbn = 0; 7634 unsigned int gst_size = 0; 7635 unsigned int eiaf_vbn = 0; 7636 unsigned int eiaf_size = 0; 7637 unsigned int eihvn_off; 7638 7639 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) 7640 || bfd_bread (&eihd, sizeof (eihd), abfd) != sizeof (eihd)) 7641 { 7642 fprintf (file, _("cannot read EIHD\n")); 7643 return; 7644 } 7645 /* xgettext:c-format */ 7646 fprintf (file, _("EIHD: (size: %u, nbr blocks: %u)\n"), 7647 (unsigned)bfd_getl32 (eihd.size), 7648 (unsigned)bfd_getl32 (eihd.hdrblkcnt)); 7649 /* xgettext:c-format */ 7650 fprintf (file, _(" majorid: %u, minorid: %u\n"), 7651 (unsigned)bfd_getl32 (eihd.majorid), 7652 (unsigned)bfd_getl32 (eihd.minorid)); 7653 7654 val = (unsigned)bfd_getl32 (eihd.imgtype); 7655 switch (val) 7656 { 7657 case EIHD__K_EXE: 7658 name = _("executable"); 7659 break; 7660 case EIHD__K_LIM: 7661 name = _("linkable image"); 7662 break; 7663 default: 7664 name = _("unknown"); 7665 break; 7666 } 7667 /* xgettext:c-format */ 7668 fprintf (file, _(" image type: %u (%s)"), val, name); 7669 7670 val = (unsigned)bfd_getl32 (eihd.subtype); 7671 switch (val) 7672 { 7673 case EIHD__C_NATIVE: 7674 name = _("native"); 7675 break; 7676 case EIHD__C_CLI: 7677 name = _("CLI"); 7678 break; 7679 default: 7680 name = _("unknown"); 7681 break; 7682 } 7683 /* xgettext:c-format */ 7684 fprintf (file, _(", subtype: %u (%s)\n"), val, name); 7685 7686 eisd_off = bfd_getl32 (eihd.isdoff); 7687 eiha_off = bfd_getl32 (eihd.activoff); 7688 eihi_off = bfd_getl32 (eihd.imgidoff); 7689 eihs_off = bfd_getl32 (eihd.symdbgoff); 7690 /* xgettext:c-format */ 7691 fprintf (file, _(" offsets: isd: %u, activ: %u, symdbg: %u, " 7692 "imgid: %u, patch: %u\n"), 7693 eisd_off, eiha_off, eihs_off, eihi_off, 7694 (unsigned)bfd_getl32 (eihd.patchoff)); 7695 fprintf (file, _(" fixup info rva: ")); 7696 bfd_fprintf_vma (abfd, file, bfd_getl64 (eihd.iafva)); 7697 fprintf (file, _(", symbol vector rva: ")); 7698 bfd_fprintf_vma (abfd, file, bfd_getl64 (eihd.symvva)); 7699 eihvn_off = bfd_getl32 (eihd.version_array_off); 7700 fprintf (file, _("\n" 7701 " version array off: %u\n"), 7702 eihvn_off); 7703 fprintf (file, 7704 /* xgettext:c-format */ 7705 _(" img I/O count: %u, nbr channels: %u, req pri: %08x%08x\n"), 7706 (unsigned)bfd_getl32 (eihd.imgiocnt), 7707 (unsigned)bfd_getl32 (eihd.iochancnt), 7708 (unsigned)bfd_getl32 (eihd.privreqs + 4), 7709 (unsigned)bfd_getl32 (eihd.privreqs + 0)); 7710 val = (unsigned)bfd_getl32 (eihd.lnkflags); 7711 fprintf (file, _(" linker flags: %08x:"), val); 7712 if (val & EIHD__M_LNKDEBUG) 7713 fprintf (file, " LNKDEBUG"); 7714 if (val & EIHD__M_LNKNOTFR) 7715 fprintf (file, " LNKNOTFR"); 7716 if (val & EIHD__M_NOP0BUFS) 7717 fprintf (file, " NOP0BUFS"); 7718 if (val & EIHD__M_PICIMG) 7719 fprintf (file, " PICIMG"); 7720 if (val & EIHD__M_P0IMAGE) 7721 fprintf (file, " P0IMAGE"); 7722 if (val & EIHD__M_DBGDMT) 7723 fprintf (file, " DBGDMT"); 7724 if (val & EIHD__M_INISHR) 7725 fprintf (file, " INISHR"); 7726 if (val & EIHD__M_XLATED) 7727 fprintf (file, " XLATED"); 7728 if (val & EIHD__M_BIND_CODE_SEC) 7729 fprintf (file, " BIND_CODE_SEC"); 7730 if (val & EIHD__M_BIND_DATA_SEC) 7731 fprintf (file, " BIND_DATA_SEC"); 7732 if (val & EIHD__M_MKTHREADS) 7733 fprintf (file, " MKTHREADS"); 7734 if (val & EIHD__M_UPCALLS) 7735 fprintf (file, " UPCALLS"); 7736 if (val & EIHD__M_OMV_READY) 7737 fprintf (file, " OMV_READY"); 7738 if (val & EIHD__M_EXT_BIND_SECT) 7739 fprintf (file, " EXT_BIND_SECT"); 7740 fprintf (file, "\n"); 7741 /* xgettext:c-format */ 7742 fprintf (file, _(" ident: 0x%08x, sysver: 0x%08x, " 7743 "match ctrl: %u, symvect_size: %u\n"), 7744 (unsigned)bfd_getl32 (eihd.ident), 7745 (unsigned)bfd_getl32 (eihd.sysver), 7746 eihd.matchctl, 7747 (unsigned)bfd_getl32 (eihd.symvect_size)); 7748 fprintf (file, _(" BPAGE: %u"), 7749 (unsigned)bfd_getl32 (eihd.virt_mem_block_size)); 7750 if (val & (EIHD__M_OMV_READY | EIHD__M_EXT_BIND_SECT)) 7751 { 7752 eihef_off = bfd_getl32 (eihd.ext_fixup_off); 7753 eihnp_off = bfd_getl32 (eihd.noopt_psect_off); 7754 /* xgettext:c-format */ 7755 fprintf (file, _(", ext fixup offset: %u, no_opt psect off: %u"), 7756 eihef_off, eihnp_off); 7757 } 7758 fprintf (file, _(", alias: %u\n"), (unsigned)bfd_getl16 (eihd.alias)); 7759 7760 if (eihvn_off != 0) 7761 { 7762 struct vms_eihvn eihvn; 7763 unsigned int mask; 7764 unsigned int j; 7765 7766 fprintf (file, _("system version array information:\n")); 7767 if (bfd_seek (abfd, (file_ptr) eihvn_off, SEEK_SET) 7768 || bfd_bread (&eihvn, sizeof (eihvn), abfd) != sizeof (eihvn)) 7769 { 7770 fprintf (file, _("cannot read EIHVN header\n")); 7771 return; 7772 } 7773 mask = bfd_getl32 (eihvn.subsystem_mask); 7774 for (j = 0; j < 32; j++) 7775 if (mask & (1 << j)) 7776 { 7777 struct vms_eihvn_subversion ver; 7778 if (bfd_bread (&ver, sizeof (ver), abfd) != sizeof (ver)) 7779 { 7780 fprintf (file, _("cannot read EIHVN version\n")); 7781 return; 7782 } 7783 fprintf (file, _(" %02u "), j); 7784 switch (j) 7785 { 7786 case EIHVN__BASE_IMAGE_BIT: 7787 fputs (_("BASE_IMAGE "), file); 7788 break; 7789 case EIHVN__MEMORY_MANAGEMENT_BIT: 7790 fputs (_("MEMORY_MANAGEMENT"), file); 7791 break; 7792 case EIHVN__IO_BIT: 7793 fputs (_("IO "), file); 7794 break; 7795 case EIHVN__FILES_VOLUMES_BIT: 7796 fputs (_("FILES_VOLUMES "), file); 7797 break; 7798 case EIHVN__PROCESS_SCHED_BIT: 7799 fputs (_("PROCESS_SCHED "), file); 7800 break; 7801 case EIHVN__SYSGEN_BIT: 7802 fputs (_("SYSGEN "), file); 7803 break; 7804 case EIHVN__CLUSTERS_LOCKMGR_BIT: 7805 fputs (_("CLUSTERS_LOCKMGR "), file); 7806 break; 7807 case EIHVN__LOGICAL_NAMES_BIT: 7808 fputs (_("LOGICAL_NAMES "), file); 7809 break; 7810 case EIHVN__SECURITY_BIT: 7811 fputs (_("SECURITY "), file); 7812 break; 7813 case EIHVN__IMAGE_ACTIVATOR_BIT: 7814 fputs (_("IMAGE_ACTIVATOR "), file); 7815 break; 7816 case EIHVN__NETWORKS_BIT: 7817 fputs (_("NETWORKS "), file); 7818 break; 7819 case EIHVN__COUNTERS_BIT: 7820 fputs (_("COUNTERS "), file); 7821 break; 7822 case EIHVN__STABLE_BIT: 7823 fputs (_("STABLE "), file); 7824 break; 7825 case EIHVN__MISC_BIT: 7826 fputs (_("MISC "), file); 7827 break; 7828 case EIHVN__CPU_BIT: 7829 fputs (_("CPU "), file); 7830 break; 7831 case EIHVN__VOLATILE_BIT: 7832 fputs (_("VOLATILE "), file); 7833 break; 7834 case EIHVN__SHELL_BIT: 7835 fputs (_("SHELL "), file); 7836 break; 7837 case EIHVN__POSIX_BIT: 7838 fputs (_("POSIX "), file); 7839 break; 7840 case EIHVN__MULTI_PROCESSING_BIT: 7841 fputs (_("MULTI_PROCESSING "), file); 7842 break; 7843 case EIHVN__GALAXY_BIT: 7844 fputs (_("GALAXY "), file); 7845 break; 7846 default: 7847 fputs (_("*unknown* "), file); 7848 break; 7849 } 7850 fprintf (file, ": %u.%u\n", 7851 (unsigned)bfd_getl16 (ver.major), 7852 (unsigned)bfd_getl16 (ver.minor)); 7853 } 7854 } 7855 7856 if (eiha_off != 0) 7857 { 7858 struct vms_eiha eiha; 7859 7860 if (bfd_seek (abfd, (file_ptr) eiha_off, SEEK_SET) 7861 || bfd_bread (&eiha, sizeof (eiha), abfd) != sizeof (eiha)) 7862 { 7863 fprintf (file, _("cannot read EIHA\n")); 7864 return; 7865 } 7866 fprintf (file, _("Image activation: (size=%u)\n"), 7867 (unsigned)bfd_getl32 (eiha.size)); 7868 /* xgettext:c-format */ 7869 fprintf (file, _(" First address : 0x%08x 0x%08x\n"), 7870 (unsigned)bfd_getl32 (eiha.tfradr1_h), 7871 (unsigned)bfd_getl32 (eiha.tfradr1)); 7872 /* xgettext:c-format */ 7873 fprintf (file, _(" Second address: 0x%08x 0x%08x\n"), 7874 (unsigned)bfd_getl32 (eiha.tfradr2_h), 7875 (unsigned)bfd_getl32 (eiha.tfradr2)); 7876 /* xgettext:c-format */ 7877 fprintf (file, _(" Third address : 0x%08x 0x%08x\n"), 7878 (unsigned)bfd_getl32 (eiha.tfradr3_h), 7879 (unsigned)bfd_getl32 (eiha.tfradr3)); 7880 /* xgettext:c-format */ 7881 fprintf (file, _(" Fourth address: 0x%08x 0x%08x\n"), 7882 (unsigned)bfd_getl32 (eiha.tfradr4_h), 7883 (unsigned)bfd_getl32 (eiha.tfradr4)); 7884 /* xgettext:c-format */ 7885 fprintf (file, _(" Shared image : 0x%08x 0x%08x\n"), 7886 (unsigned)bfd_getl32 (eiha.inishr_h), 7887 (unsigned)bfd_getl32 (eiha.inishr)); 7888 } 7889 if (eihi_off != 0) 7890 { 7891 struct vms_eihi eihi; 7892 7893 if (bfd_seek (abfd, (file_ptr) eihi_off, SEEK_SET) 7894 || bfd_bread (&eihi, sizeof (eihi), abfd) != sizeof (eihi)) 7895 { 7896 fprintf (file, _("cannot read EIHI\n")); 7897 return; 7898 } 7899 /* xgettext:c-format */ 7900 fprintf (file, _("Image identification: (major: %u, minor: %u)\n"), 7901 (unsigned)bfd_getl32 (eihi.majorid), 7902 (unsigned)bfd_getl32 (eihi.minorid)); 7903 fprintf (file, _(" image name : %.*s\n"), 7904 eihi.imgnam[0], eihi.imgnam + 1); 7905 fprintf (file, _(" link time : %s\n"), 7906 vms_time_to_str (eihi.linktime)); 7907 fprintf (file, _(" image ident : %.*s\n"), 7908 eihi.imgid[0], eihi.imgid + 1); 7909 fprintf (file, _(" linker ident : %.*s\n"), 7910 eihi.linkid[0], eihi.linkid + 1); 7911 fprintf (file, _(" image build ident: %.*s\n"), 7912 eihi.imgbid[0], eihi.imgbid + 1); 7913 } 7914 if (eihs_off != 0) 7915 { 7916 struct vms_eihs eihs; 7917 7918 if (bfd_seek (abfd, (file_ptr) eihs_off, SEEK_SET) 7919 || bfd_bread (&eihs, sizeof (eihs), abfd) != sizeof (eihs)) 7920 { 7921 fprintf (file, _("cannot read EIHS\n")); 7922 return; 7923 } 7924 /* xgettext:c-format */ 7925 fprintf (file, _("Image symbol & debug table: (major: %u, minor: %u)\n"), 7926 (unsigned)bfd_getl32 (eihs.majorid), 7927 (unsigned)bfd_getl32 (eihs.minorid)); 7928 dst_vbn = bfd_getl32 (eihs.dstvbn); 7929 dst_size = bfd_getl32 (eihs.dstsize); 7930 /* xgettext:c-format */ 7931 fprintf (file, _(" debug symbol table : vbn: %u, size: %u (0x%x)\n"), 7932 dst_vbn, dst_size, dst_size); 7933 gst_vbn = bfd_getl32 (eihs.gstvbn); 7934 gst_size = bfd_getl32 (eihs.gstsize); 7935 /* xgettext:c-format */ 7936 fprintf (file, _(" global symbol table: vbn: %u, records: %u\n"), 7937 gst_vbn, gst_size); 7938 dmt_vbn = bfd_getl32 (eihs.dmtvbn); 7939 dmt_size = bfd_getl32 (eihs.dmtsize); 7940 /* xgettext:c-format */ 7941 fprintf (file, _(" debug module table : vbn: %u, size: %u\n"), 7942 dmt_vbn, dmt_size); 7943 } 7944 while (eisd_off != 0) 7945 { 7946 struct vms_eisd eisd; 7947 unsigned int len; 7948 7949 while (1) 7950 { 7951 if (bfd_seek (abfd, (file_ptr) eisd_off, SEEK_SET) 7952 || bfd_bread (&eisd, sizeof (eisd), abfd) != sizeof (eisd)) 7953 { 7954 fprintf (file, _("cannot read EISD\n")); 7955 return; 7956 } 7957 len = (unsigned)bfd_getl32 (eisd.eisdsize); 7958 if (len != (unsigned)-1) 7959 break; 7960 7961 /* Next block. */ 7962 eisd_off = (eisd_off + VMS_BLOCK_SIZE) & ~(VMS_BLOCK_SIZE - 1); 7963 } 7964 /* xgettext:c-format */ 7965 fprintf (file, _("Image section descriptor: (major: %u, minor: %u, " 7966 "size: %u, offset: %u)\n"), 7967 (unsigned)bfd_getl32 (eisd.majorid), 7968 (unsigned)bfd_getl32 (eisd.minorid), 7969 len, eisd_off); 7970 if (len == 0) 7971 break; 7972 /* xgettext:c-format */ 7973 fprintf (file, _(" section: base: 0x%08x%08x size: 0x%08x\n"), 7974 (unsigned)bfd_getl32 (eisd.virt_addr + 4), 7975 (unsigned)bfd_getl32 (eisd.virt_addr + 0), 7976 (unsigned)bfd_getl32 (eisd.secsize)); 7977 val = (unsigned)bfd_getl32 (eisd.flags); 7978 fprintf (file, _(" flags: 0x%04x"), val); 7979 if (val & EISD__M_GBL) 7980 fprintf (file, " GBL"); 7981 if (val & EISD__M_CRF) 7982 fprintf (file, " CRF"); 7983 if (val & EISD__M_DZRO) 7984 fprintf (file, " DZRO"); 7985 if (val & EISD__M_WRT) 7986 fprintf (file, " WRT"); 7987 if (val & EISD__M_INITALCODE) 7988 fprintf (file, " INITALCODE"); 7989 if (val & EISD__M_BASED) 7990 fprintf (file, " BASED"); 7991 if (val & EISD__M_FIXUPVEC) 7992 fprintf (file, " FIXUPVEC"); 7993 if (val & EISD__M_RESIDENT) 7994 fprintf (file, " RESIDENT"); 7995 if (val & EISD__M_VECTOR) 7996 fprintf (file, " VECTOR"); 7997 if (val & EISD__M_PROTECT) 7998 fprintf (file, " PROTECT"); 7999 if (val & EISD__M_LASTCLU) 8000 fprintf (file, " LASTCLU"); 8001 if (val & EISD__M_EXE) 8002 fprintf (file, " EXE"); 8003 if (val & EISD__M_NONSHRADR) 8004 fprintf (file, " NONSHRADR"); 8005 if (val & EISD__M_QUAD_LENGTH) 8006 fprintf (file, " QUAD_LENGTH"); 8007 if (val & EISD__M_ALLOC_64BIT) 8008 fprintf (file, " ALLOC_64BIT"); 8009 fprintf (file, "\n"); 8010 if (val & EISD__M_FIXUPVEC) 8011 { 8012 eiaf_vbn = bfd_getl32 (eisd.vbn); 8013 eiaf_size = bfd_getl32 (eisd.secsize); 8014 } 8015 /* xgettext:c-format */ 8016 fprintf (file, _(" vbn: %u, pfc: %u, matchctl: %u type: %u ("), 8017 (unsigned)bfd_getl32 (eisd.vbn), 8018 eisd.pfc, eisd.matchctl, eisd.type); 8019 switch (eisd.type) 8020 { 8021 case EISD__K_NORMAL: 8022 fputs (_("NORMAL"), file); 8023 break; 8024 case EISD__K_SHRFXD: 8025 fputs (_("SHRFXD"), file); 8026 break; 8027 case EISD__K_PRVFXD: 8028 fputs (_("PRVFXD"), file); 8029 break; 8030 case EISD__K_SHRPIC: 8031 fputs (_("SHRPIC"), file); 8032 break; 8033 case EISD__K_PRVPIC: 8034 fputs (_("PRVPIC"), file); 8035 break; 8036 case EISD__K_USRSTACK: 8037 fputs (_("USRSTACK"), file); 8038 break; 8039 default: 8040 fputs (_("*unknown*"), file); 8041 break; 8042 } 8043 fputs (_(")\n"), file); 8044 if (val & EISD__M_GBL) 8045 /* xgettext:c-format */ 8046 fprintf (file, _(" ident: 0x%08x, name: %.*s\n"), 8047 (unsigned)bfd_getl32 (eisd.ident), 8048 eisd.gblnam[0], eisd.gblnam + 1); 8049 eisd_off += len; 8050 } 8051 8052 if (dmt_vbn != 0) 8053 { 8054 if (bfd_seek (abfd, (file_ptr) (dmt_vbn - 1) * VMS_BLOCK_SIZE, SEEK_SET)) 8055 { 8056 fprintf (file, _("cannot read DMT\n")); 8057 return; 8058 } 8059 8060 fprintf (file, _("Debug module table:\n")); 8061 8062 while (dmt_size > 0) 8063 { 8064 struct vms_dmt_header dmth; 8065 unsigned int count; 8066 8067 if (bfd_bread (&dmth, sizeof (dmth), abfd) != sizeof (dmth)) 8068 { 8069 fprintf (file, _("cannot read DMT header\n")); 8070 return; 8071 } 8072 count = bfd_getl16 (dmth.psect_count); 8073 fprintf (file, 8074 /* xgettext:c-format */ 8075 _(" module offset: 0x%08x, size: 0x%08x, (%u psects)\n"), 8076 (unsigned)bfd_getl32 (dmth.modbeg), 8077 (unsigned)bfd_getl32 (dmth.size), count); 8078 dmt_size -= sizeof (dmth); 8079 while (count > 0) 8080 { 8081 struct vms_dmt_psect dmtp; 8082 8083 if (bfd_bread (&dmtp, sizeof (dmtp), abfd) != sizeof (dmtp)) 8084 { 8085 fprintf (file, _("cannot read DMT psect\n")); 8086 return; 8087 } 8088 /* xgettext:c-format */ 8089 fprintf (file, _(" psect start: 0x%08x, length: %u\n"), 8090 (unsigned)bfd_getl32 (dmtp.start), 8091 (unsigned)bfd_getl32 (dmtp.length)); 8092 count--; 8093 dmt_size -= sizeof (dmtp); 8094 } 8095 } 8096 } 8097 8098 if (dst_vbn != 0) 8099 { 8100 if (bfd_seek (abfd, (file_ptr) (dst_vbn - 1) * VMS_BLOCK_SIZE, SEEK_SET)) 8101 { 8102 fprintf (file, _("cannot read DST\n")); 8103 return; 8104 } 8105 8106 evax_bfd_print_dst (abfd, dst_size, file); 8107 } 8108 if (gst_vbn != 0) 8109 { 8110 if (bfd_seek (abfd, (file_ptr) (gst_vbn - 1) * VMS_BLOCK_SIZE, SEEK_SET)) 8111 { 8112 fprintf (file, _("cannot read GST\n")); 8113 return; 8114 } 8115 8116 fprintf (file, _("Global symbol table:\n")); 8117 evax_bfd_print_eobj (abfd, file); 8118 } 8119 if (eiaf_vbn != 0) 8120 { 8121 unsigned char *buf; 8122 struct vms_eiaf *eiaf; 8123 unsigned int qrelfixoff; 8124 unsigned int lrelfixoff; 8125 unsigned int qdotadroff; 8126 unsigned int ldotadroff; 8127 unsigned int shrimgcnt; 8128 unsigned int shlstoff; 8129 unsigned int codeadroff; 8130 unsigned int lpfixoff; 8131 unsigned int chgprtoff; 8132 file_ptr f_off = (file_ptr) (eiaf_vbn - 1) * VMS_BLOCK_SIZE; 8133 8134 if (bfd_seek (abfd, f_off, SEEK_SET) != 0 8135 || (buf = _bfd_malloc_and_read (abfd, eiaf_size, eiaf_size)) == NULL) 8136 { 8137 fprintf (file, _("cannot read EIHA\n")); 8138 return; 8139 } 8140 eiaf = (struct vms_eiaf *)buf; 8141 fprintf (file, 8142 /* xgettext:c-format */ 8143 _("Image activator fixup: (major: %u, minor: %u)\n"), 8144 (unsigned)bfd_getl32 (eiaf->majorid), 8145 (unsigned)bfd_getl32 (eiaf->minorid)); 8146 /* xgettext:c-format */ 8147 fprintf (file, _(" iaflink : 0x%08x %08x\n"), 8148 (unsigned)bfd_getl32 (eiaf->iaflink + 0), 8149 (unsigned)bfd_getl32 (eiaf->iaflink + 4)); 8150 /* xgettext:c-format */ 8151 fprintf (file, _(" fixuplnk: 0x%08x %08x\n"), 8152 (unsigned)bfd_getl32 (eiaf->fixuplnk + 0), 8153 (unsigned)bfd_getl32 (eiaf->fixuplnk + 4)); 8154 fprintf (file, _(" size : %u\n"), 8155 (unsigned)bfd_getl32 (eiaf->size)); 8156 fprintf (file, _(" flags: 0x%08x\n"), 8157 (unsigned)bfd_getl32 (eiaf->flags)); 8158 qrelfixoff = bfd_getl32 (eiaf->qrelfixoff); 8159 lrelfixoff = bfd_getl32 (eiaf->lrelfixoff); 8160 /* xgettext:c-format */ 8161 fprintf (file, _(" qrelfixoff: %5u, lrelfixoff: %5u\n"), 8162 qrelfixoff, lrelfixoff); 8163 qdotadroff = bfd_getl32 (eiaf->qdotadroff); 8164 ldotadroff = bfd_getl32 (eiaf->ldotadroff); 8165 /* xgettext:c-format */ 8166 fprintf (file, _(" qdotadroff: %5u, ldotadroff: %5u\n"), 8167 qdotadroff, ldotadroff); 8168 codeadroff = bfd_getl32 (eiaf->codeadroff); 8169 lpfixoff = bfd_getl32 (eiaf->lpfixoff); 8170 /* xgettext:c-format */ 8171 fprintf (file, _(" codeadroff: %5u, lpfixoff : %5u\n"), 8172 codeadroff, lpfixoff); 8173 chgprtoff = bfd_getl32 (eiaf->chgprtoff); 8174 fprintf (file, _(" chgprtoff : %5u\n"), chgprtoff); 8175 shrimgcnt = bfd_getl32 (eiaf->shrimgcnt); 8176 shlstoff = bfd_getl32 (eiaf->shlstoff); 8177 /* xgettext:c-format */ 8178 fprintf (file, _(" shlstoff : %5u, shrimgcnt : %5u\n"), 8179 shlstoff, shrimgcnt); 8180 /* xgettext:c-format */ 8181 fprintf (file, _(" shlextra : %5u, permctx : %5u\n"), 8182 (unsigned)bfd_getl32 (eiaf->shlextra), 8183 (unsigned)bfd_getl32 (eiaf->permctx)); 8184 fprintf (file, _(" base_va : 0x%08x\n"), 8185 (unsigned)bfd_getl32 (eiaf->base_va)); 8186 fprintf (file, _(" lppsbfixoff: %5u\n"), 8187 (unsigned)bfd_getl32 (eiaf->lppsbfixoff)); 8188 8189 if (shlstoff) 8190 { 8191 struct vms_shl *shl = (struct vms_shl *)(buf + shlstoff); 8192 unsigned int j; 8193 8194 fprintf (file, _(" Shareable images:\n")); 8195 for (j = 0; j < shrimgcnt; j++, shl++) 8196 { 8197 fprintf (file, 8198 /* xgettext:c-format */ 8199 _(" %u: size: %u, flags: 0x%02x, name: %.*s\n"), 8200 j, shl->size, shl->flags, 8201 shl->imgnam[0], shl->imgnam + 1); 8202 } 8203 } 8204 if (qrelfixoff != 0) 8205 { 8206 fprintf (file, _(" quad-word relocation fixups:\n")); 8207 evax_bfd_print_relocation_records (file, buf + qrelfixoff, 8); 8208 } 8209 if (lrelfixoff != 0) 8210 { 8211 fprintf (file, _(" long-word relocation fixups:\n")); 8212 evax_bfd_print_relocation_records (file, buf + lrelfixoff, 4); 8213 } 8214 if (qdotadroff != 0) 8215 { 8216 fprintf (file, _(" quad-word .address reference fixups:\n")); 8217 evax_bfd_print_address_fixups (file, buf + qdotadroff); 8218 } 8219 if (ldotadroff != 0) 8220 { 8221 fprintf (file, _(" long-word .address reference fixups:\n")); 8222 evax_bfd_print_address_fixups (file, buf + ldotadroff); 8223 } 8224 if (codeadroff != 0) 8225 { 8226 fprintf (file, _(" Code Address Reference Fixups:\n")); 8227 evax_bfd_print_reference_fixups (file, buf + codeadroff); 8228 } 8229 if (lpfixoff != 0) 8230 { 8231 fprintf (file, _(" Linkage Pairs Reference Fixups:\n")); 8232 evax_bfd_print_reference_fixups (file, buf + lpfixoff); 8233 } 8234 if (chgprtoff) 8235 { 8236 unsigned int count = (unsigned)bfd_getl32 (buf + chgprtoff); 8237 struct vms_eicp *eicp = (struct vms_eicp *)(buf + chgprtoff + 4); 8238 unsigned int j; 8239 8240 fprintf (file, _(" Change Protection (%u entries):\n"), count); 8241 for (j = 0; j < count; j++, eicp++) 8242 { 8243 unsigned int prot = bfd_getl32 (eicp->newprt); 8244 fprintf (file, 8245 /* xgettext:c-format */ 8246 _(" base: 0x%08x %08x, size: 0x%08x, prot: 0x%08x "), 8247 (unsigned)bfd_getl32 (eicp->baseva + 4), 8248 (unsigned)bfd_getl32 (eicp->baseva + 0), 8249 (unsigned)bfd_getl32 (eicp->size), 8250 (unsigned)bfd_getl32 (eicp->newprt)); 8251 switch (prot) 8252 { 8253 case PRT__C_NA: 8254 fprintf (file, "NA"); 8255 break; 8256 case PRT__C_RESERVED: 8257 fprintf (file, "RES"); 8258 break; 8259 case PRT__C_KW: 8260 fprintf (file, "KW"); 8261 break; 8262 case PRT__C_KR: 8263 fprintf (file, "KR"); 8264 break; 8265 case PRT__C_UW: 8266 fprintf (file, "UW"); 8267 break; 8268 case PRT__C_EW: 8269 fprintf (file, "EW"); 8270 break; 8271 case PRT__C_ERKW: 8272 fprintf (file, "ERKW"); 8273 break; 8274 case PRT__C_ER: 8275 fprintf (file, "ER"); 8276 break; 8277 case PRT__C_SW: 8278 fprintf (file, "SW"); 8279 break; 8280 case PRT__C_SREW: 8281 fprintf (file, "SREW"); 8282 break; 8283 case PRT__C_SRKW: 8284 fprintf (file, "SRKW"); 8285 break; 8286 case PRT__C_SR: 8287 fprintf (file, "SR"); 8288 break; 8289 case PRT__C_URSW: 8290 fprintf (file, "URSW"); 8291 break; 8292 case PRT__C_UREW: 8293 fprintf (file, "UREW"); 8294 break; 8295 case PRT__C_URKW: 8296 fprintf (file, "URKW"); 8297 break; 8298 case PRT__C_UR: 8299 fprintf (file, "UR"); 8300 break; 8301 default: 8302 fputs ("??", file); 8303 break; 8304 } 8305 fputc ('\n', file); 8306 } 8307 } 8308 free (buf); 8309 } 8310 } 8311 8312 static bfd_boolean 8313 vms_bfd_print_private_bfd_data (bfd *abfd, void *ptr) 8314 { 8315 FILE *file = (FILE *)ptr; 8316 8317 if (bfd_get_file_flags (abfd) & (EXEC_P | DYNAMIC)) 8318 evax_bfd_print_image (abfd, file); 8319 else 8320 { 8321 if (bfd_seek (abfd, 0, SEEK_SET)) 8322 return FALSE; 8323 evax_bfd_print_eobj (abfd, file); 8324 } 8325 return TRUE; 8326 } 8327 8328 /* Linking. */ 8329 8330 /* Slurp ETIR/EDBG/ETBT VMS object records. */ 8331 8332 static bfd_boolean 8333 alpha_vms_read_sections_content (bfd *abfd, struct bfd_link_info *info) 8334 { 8335 asection *cur_section; 8336 file_ptr cur_offset; 8337 asection *dst_section; 8338 file_ptr dst_offset; 8339 8340 if (bfd_seek (abfd, 0, SEEK_SET) != 0) 8341 return FALSE; 8342 8343 cur_section = NULL; 8344 cur_offset = 0; 8345 8346 dst_section = PRIV (dst_section); 8347 dst_offset = 0; 8348 if (info) 8349 { 8350 if (info->strip == strip_all || info->strip == strip_debugger) 8351 { 8352 /* Discard the DST section. */ 8353 dst_offset = 0; 8354 dst_section = NULL; 8355 } 8356 else if (dst_section) 8357 { 8358 dst_offset = dst_section->output_offset; 8359 dst_section = dst_section->output_section; 8360 } 8361 } 8362 8363 while (1) 8364 { 8365 int type; 8366 bfd_boolean res; 8367 8368 type = _bfd_vms_get_object_record (abfd); 8369 if (type < 0) 8370 { 8371 vms_debug2 ((2, "next_record failed\n")); 8372 return FALSE; 8373 } 8374 switch (type) 8375 { 8376 case EOBJ__C_ETIR: 8377 PRIV (image_section) = cur_section; 8378 PRIV (image_offset) = cur_offset; 8379 res = _bfd_vms_slurp_etir (abfd, info); 8380 cur_section = PRIV (image_section); 8381 cur_offset = PRIV (image_offset); 8382 break; 8383 case EOBJ__C_EDBG: 8384 case EOBJ__C_ETBT: 8385 if (dst_section == NULL) 8386 continue; 8387 PRIV (image_section) = dst_section; 8388 PRIV (image_offset) = dst_offset; 8389 res = _bfd_vms_slurp_etir (abfd, info); 8390 dst_offset = PRIV (image_offset); 8391 break; 8392 case EOBJ__C_EEOM: 8393 return TRUE; 8394 default: 8395 continue; 8396 } 8397 if (!res) 8398 { 8399 vms_debug2 ((2, "slurp eobj type %d failed\n", type)); 8400 return FALSE; 8401 } 8402 } 8403 } 8404 8405 static int 8406 alpha_vms_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED, 8407 struct bfd_link_info *info ATTRIBUTE_UNUSED) 8408 { 8409 return 0; 8410 } 8411 8412 /* Add a linkage pair fixup at address SECT + OFFSET to SHLIB. */ 8413 8414 static bfd_boolean 8415 alpha_vms_add_fixup_lp (struct bfd_link_info *info, bfd *src, bfd *shlib) 8416 { 8417 struct alpha_vms_shlib_el *sl; 8418 asection *sect = PRIV2 (src, image_section); 8419 file_ptr offset = PRIV2 (src, image_offset); 8420 bfd_vma *p; 8421 8422 sl = &VEC_EL (alpha_vms_link_hash (info)->shrlibs, 8423 struct alpha_vms_shlib_el, PRIV2 (shlib, shr_index)); 8424 sl->has_fixups = TRUE; 8425 p = VEC_APPEND (sl->lp, bfd_vma); 8426 if (p == NULL) 8427 return FALSE; 8428 *p = sect->output_section->vma + sect->output_offset + offset; 8429 sect->output_section->flags |= SEC_RELOC; 8430 return TRUE; 8431 } 8432 8433 /* Add a code address fixup at address SECT + OFFSET to SHLIB. */ 8434 8435 static bfd_boolean 8436 alpha_vms_add_fixup_ca (struct bfd_link_info *info, bfd *src, bfd *shlib) 8437 { 8438 struct alpha_vms_shlib_el *sl; 8439 asection *sect = PRIV2 (src, image_section); 8440 file_ptr offset = PRIV2 (src, image_offset); 8441 bfd_vma *p; 8442 8443 sl = &VEC_EL (alpha_vms_link_hash (info)->shrlibs, 8444 struct alpha_vms_shlib_el, PRIV2 (shlib, shr_index)); 8445 sl->has_fixups = TRUE; 8446 p = VEC_APPEND (sl->ca, bfd_vma); 8447 if (p == NULL) 8448 return FALSE; 8449 *p = sect->output_section->vma + sect->output_offset + offset; 8450 sect->output_section->flags |= SEC_RELOC; 8451 return TRUE; 8452 } 8453 8454 /* Add a quad word relocation fixup at address SECT + OFFSET to SHLIB. */ 8455 8456 static bfd_boolean 8457 alpha_vms_add_fixup_qr (struct bfd_link_info *info, bfd *src, 8458 bfd *shlib, bfd_vma vec) 8459 { 8460 struct alpha_vms_shlib_el *sl; 8461 struct alpha_vms_vma_ref *r; 8462 asection *sect = PRIV2 (src, image_section); 8463 file_ptr offset = PRIV2 (src, image_offset); 8464 8465 sl = &VEC_EL (alpha_vms_link_hash (info)->shrlibs, 8466 struct alpha_vms_shlib_el, PRIV2 (shlib, shr_index)); 8467 sl->has_fixups = TRUE; 8468 r = VEC_APPEND (sl->qr, struct alpha_vms_vma_ref); 8469 if (r == NULL) 8470 return FALSE; 8471 r->vma = sect->output_section->vma + sect->output_offset + offset; 8472 r->ref = vec; 8473 sect->output_section->flags |= SEC_RELOC; 8474 return TRUE; 8475 } 8476 8477 static bfd_boolean 8478 alpha_vms_add_fixup_lr (struct bfd_link_info *info ATTRIBUTE_UNUSED, 8479 unsigned int shr ATTRIBUTE_UNUSED, 8480 bfd_vma vec ATTRIBUTE_UNUSED) 8481 { 8482 /* Not yet supported. */ 8483 return FALSE; 8484 } 8485 8486 /* Add relocation. FIXME: Not yet emitted. */ 8487 8488 static bfd_boolean 8489 alpha_vms_add_lw_reloc (struct bfd_link_info *info ATTRIBUTE_UNUSED) 8490 { 8491 return FALSE; 8492 } 8493 8494 static bfd_boolean 8495 alpha_vms_add_qw_reloc (struct bfd_link_info *info ATTRIBUTE_UNUSED) 8496 { 8497 return FALSE; 8498 } 8499 8500 static struct bfd_hash_entry * 8501 alpha_vms_link_hash_newfunc (struct bfd_hash_entry *entry, 8502 struct bfd_hash_table *table, 8503 const char *string) 8504 { 8505 struct alpha_vms_link_hash_entry *ret = 8506 (struct alpha_vms_link_hash_entry *) entry; 8507 8508 /* Allocate the structure if it has not already been allocated by a 8509 subclass. */ 8510 if (ret == NULL) 8511 ret = ((struct alpha_vms_link_hash_entry *) 8512 bfd_hash_allocate (table, 8513 sizeof (struct alpha_vms_link_hash_entry))); 8514 if (ret == NULL) 8515 return NULL; 8516 8517 /* Call the allocation method of the superclass. */ 8518 ret = ((struct alpha_vms_link_hash_entry *) 8519 _bfd_link_hash_newfunc ((struct bfd_hash_entry *) ret, 8520 table, string)); 8521 8522 ret->sym = NULL; 8523 8524 return (struct bfd_hash_entry *) ret; 8525 } 8526 8527 static void 8528 alpha_vms_bfd_link_hash_table_free (bfd *abfd) 8529 { 8530 struct alpha_vms_link_hash_table *t; 8531 unsigned i; 8532 8533 t = (struct alpha_vms_link_hash_table *) abfd->link.hash; 8534 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 8535 { 8536 struct alpha_vms_shlib_el *shlib; 8537 8538 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 8539 free (&VEC_EL (shlib->ca, bfd_vma, 0)); 8540 free (&VEC_EL (shlib->lp, bfd_vma, 0)); 8541 free (&VEC_EL (shlib->qr, struct alpha_vms_vma_ref, 0)); 8542 } 8543 free (&VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, 0)); 8544 8545 _bfd_generic_link_hash_table_free (abfd); 8546 } 8547 8548 /* Create an Alpha/VMS link hash table. */ 8549 8550 static struct bfd_link_hash_table * 8551 alpha_vms_bfd_link_hash_table_create (bfd *abfd) 8552 { 8553 struct alpha_vms_link_hash_table *ret; 8554 size_t amt = sizeof (struct alpha_vms_link_hash_table); 8555 8556 ret = (struct alpha_vms_link_hash_table *) bfd_malloc (amt); 8557 if (ret == NULL) 8558 return NULL; 8559 if (!_bfd_link_hash_table_init (&ret->root, abfd, 8560 alpha_vms_link_hash_newfunc, 8561 sizeof (struct alpha_vms_link_hash_entry))) 8562 { 8563 free (ret); 8564 return NULL; 8565 } 8566 8567 VEC_INIT (ret->shrlibs); 8568 ret->fixup = NULL; 8569 ret->root.hash_table_free = alpha_vms_bfd_link_hash_table_free; 8570 8571 return &ret->root; 8572 } 8573 8574 static bfd_boolean 8575 alpha_vms_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info) 8576 { 8577 unsigned int i; 8578 8579 for (i = 0; i < PRIV (gsd_sym_count); i++) 8580 { 8581 struct vms_symbol_entry *e = PRIV (syms)[i]; 8582 struct alpha_vms_link_hash_entry *h; 8583 struct bfd_link_hash_entry *h_root; 8584 asymbol sym; 8585 8586 if (!alpha_vms_convert_symbol (abfd, e, &sym)) 8587 return FALSE; 8588 8589 if ((e->flags & EGSY__V_DEF) && abfd->selective_search) 8590 { 8591 /* In selective_search mode, only add definition that are 8592 required. */ 8593 h = (struct alpha_vms_link_hash_entry *)bfd_link_hash_lookup 8594 (info->hash, sym.name, FALSE, FALSE, FALSE); 8595 if (h == NULL || h->root.type != bfd_link_hash_undefined) 8596 continue; 8597 } 8598 else 8599 h = NULL; 8600 8601 h_root = (struct bfd_link_hash_entry *) h; 8602 if (!_bfd_generic_link_add_one_symbol (info, abfd, sym.name, sym.flags, 8603 sym.section, sym.value, NULL, 8604 FALSE, FALSE, &h_root)) 8605 return FALSE; 8606 h = (struct alpha_vms_link_hash_entry *) h_root; 8607 8608 if ((e->flags & EGSY__V_DEF) 8609 && h->sym == NULL 8610 && abfd->xvec == info->output_bfd->xvec) 8611 h->sym = e; 8612 } 8613 8614 if (abfd->flags & DYNAMIC) 8615 { 8616 struct alpha_vms_shlib_el *shlib; 8617 8618 /* We do not want to include any of the sections in a dynamic 8619 object in the output file. See comment in elflink.c. */ 8620 bfd_section_list_clear (abfd); 8621 8622 shlib = VEC_APPEND (alpha_vms_link_hash (info)->shrlibs, 8623 struct alpha_vms_shlib_el); 8624 if (shlib == NULL) 8625 return FALSE; 8626 shlib->abfd = abfd; 8627 VEC_INIT (shlib->ca); 8628 VEC_INIT (shlib->lp); 8629 VEC_INIT (shlib->qr); 8630 PRIV (shr_index) = VEC_COUNT (alpha_vms_link_hash (info)->shrlibs) - 1; 8631 } 8632 8633 return TRUE; 8634 } 8635 8636 static bfd_boolean 8637 alpha_vms_link_add_archive_symbols (bfd *abfd, struct bfd_link_info *info) 8638 { 8639 int pass; 8640 struct bfd_link_hash_entry **pundef; 8641 struct bfd_link_hash_entry **next_pundef; 8642 8643 /* We only accept VMS libraries. */ 8644 if (info->output_bfd->xvec != abfd->xvec) 8645 { 8646 bfd_set_error (bfd_error_wrong_format); 8647 return FALSE; 8648 } 8649 8650 /* The archive_pass field in the archive itself is used to 8651 initialize PASS, since we may search the same archive multiple 8652 times. */ 8653 pass = ++abfd->archive_pass; 8654 8655 /* Look through the list of undefined symbols. */ 8656 for (pundef = &info->hash->undefs; *pundef != NULL; pundef = next_pundef) 8657 { 8658 struct bfd_link_hash_entry *h; 8659 symindex symidx; 8660 bfd *element; 8661 bfd *orig_element; 8662 8663 h = *pundef; 8664 next_pundef = &(*pundef)->u.undef.next; 8665 8666 /* When a symbol is defined, it is not necessarily removed from 8667 the list. */ 8668 if (h->type != bfd_link_hash_undefined 8669 && h->type != bfd_link_hash_common) 8670 { 8671 /* Remove this entry from the list, for general cleanliness 8672 and because we are going to look through the list again 8673 if we search any more libraries. We can't remove the 8674 entry if it is the tail, because that would lose any 8675 entries we add to the list later on. */ 8676 if (*pundef != info->hash->undefs_tail) 8677 { 8678 *pundef = *next_pundef; 8679 next_pundef = pundef; 8680 } 8681 continue; 8682 } 8683 8684 /* Look for this symbol in the archive hash table. */ 8685 symidx = _bfd_vms_lib_find_symbol (abfd, h->root.string); 8686 if (symidx == BFD_NO_MORE_SYMBOLS) 8687 { 8688 /* Nothing in this slot. */ 8689 continue; 8690 } 8691 8692 element = bfd_get_elt_at_index (abfd, symidx); 8693 if (element == NULL) 8694 return FALSE; 8695 8696 if (element->archive_pass == -1 || element->archive_pass == pass) 8697 { 8698 /* Next symbol if this archive is wrong or already handled. */ 8699 continue; 8700 } 8701 8702 if (! bfd_check_format (element, bfd_object)) 8703 { 8704 element->archive_pass = -1; 8705 return FALSE; 8706 } 8707 8708 orig_element = element; 8709 if (bfd_is_thin_archive (abfd)) 8710 { 8711 element = _bfd_vms_lib_get_imagelib_file (element); 8712 if (element == NULL || !bfd_check_format (element, bfd_object)) 8713 { 8714 orig_element->archive_pass = -1; 8715 return FALSE; 8716 } 8717 } 8718 8719 /* Unlike the generic linker, we know that this element provides 8720 a definition for an undefined symbol and we know that we want 8721 to include it. We don't need to check anything. */ 8722 if (!(*info->callbacks 8723 ->add_archive_element) (info, element, h->root.string, &element)) 8724 continue; 8725 if (!alpha_vms_link_add_object_symbols (element, info)) 8726 return FALSE; 8727 8728 orig_element->archive_pass = pass; 8729 } 8730 8731 return TRUE; 8732 } 8733 8734 static bfd_boolean 8735 alpha_vms_bfd_link_add_symbols (bfd *abfd, struct bfd_link_info *info) 8736 { 8737 switch (bfd_get_format (abfd)) 8738 { 8739 case bfd_object: 8740 vms_debug2 ((2, "vms_link_add_symbols for object %s\n", 8741 abfd->filename)); 8742 return alpha_vms_link_add_object_symbols (abfd, info); 8743 break; 8744 case bfd_archive: 8745 vms_debug2 ((2, "vms_link_add_symbols for archive %s\n", 8746 abfd->filename)); 8747 return alpha_vms_link_add_archive_symbols (abfd, info); 8748 break; 8749 default: 8750 bfd_set_error (bfd_error_wrong_format); 8751 return FALSE; 8752 } 8753 } 8754 8755 static bfd_boolean 8756 alpha_vms_build_fixups (struct bfd_link_info *info) 8757 { 8758 struct alpha_vms_link_hash_table *t = alpha_vms_link_hash (info); 8759 unsigned char *content; 8760 unsigned int i; 8761 unsigned int sz = 0; 8762 unsigned int lp_sz = 0; 8763 unsigned int ca_sz = 0; 8764 unsigned int qr_sz = 0; 8765 unsigned int shrimg_cnt = 0; 8766 unsigned int chgprt_num = 0; 8767 unsigned int chgprt_sz = 0; 8768 struct vms_eiaf *eiaf; 8769 unsigned int off; 8770 asection *sec; 8771 8772 /* Shared libraries. */ 8773 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 8774 { 8775 struct alpha_vms_shlib_el *shlib; 8776 8777 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 8778 8779 if (!shlib->has_fixups) 8780 continue; 8781 8782 shrimg_cnt++; 8783 8784 if (VEC_COUNT (shlib->ca) > 0) 8785 { 8786 /* Header + entries. */ 8787 ca_sz += 8; 8788 ca_sz += VEC_COUNT (shlib->ca) * 4; 8789 } 8790 if (VEC_COUNT (shlib->lp) > 0) 8791 { 8792 /* Header + entries. */ 8793 lp_sz += 8; 8794 lp_sz += VEC_COUNT (shlib->lp) * 4; 8795 } 8796 if (VEC_COUNT (shlib->qr) > 0) 8797 { 8798 /* Header + entries. */ 8799 qr_sz += 8; 8800 qr_sz += VEC_COUNT (shlib->qr) * 8; 8801 } 8802 } 8803 /* Add markers. */ 8804 if (ca_sz > 0) 8805 ca_sz += 8; 8806 if (lp_sz > 0) 8807 lp_sz += 8; 8808 if (qr_sz > 0) 8809 qr_sz += 8; 8810 8811 /* Finish now if there is no content. */ 8812 if (ca_sz + lp_sz + qr_sz == 0) 8813 return TRUE; 8814 8815 /* Add an eicp entry for the fixup itself. */ 8816 chgprt_num = 1; 8817 for (sec = info->output_bfd->sections; sec != NULL; sec = sec->next) 8818 { 8819 /* This isect could be made RO or EXE after relocations are applied. */ 8820 if ((sec->flags & SEC_RELOC) != 0 8821 && (sec->flags & (SEC_CODE | SEC_READONLY)) != 0) 8822 chgprt_num++; 8823 } 8824 chgprt_sz = 4 + chgprt_num * sizeof (struct vms_eicp); 8825 8826 /* Allocate section content (round-up size) */ 8827 sz = sizeof (struct vms_eiaf) + shrimg_cnt * sizeof (struct vms_shl) 8828 + ca_sz + lp_sz + qr_sz + chgprt_sz; 8829 sz = (sz + VMS_BLOCK_SIZE - 1) & ~(VMS_BLOCK_SIZE - 1); 8830 content = bfd_zalloc (info->output_bfd, sz); 8831 if (content == NULL) 8832 return FALSE; 8833 8834 sec = alpha_vms_link_hash (info)->fixup; 8835 sec->contents = content; 8836 sec->size = sz; 8837 8838 eiaf = (struct vms_eiaf *)content; 8839 off = sizeof (struct vms_eiaf); 8840 bfd_putl32 (0, eiaf->majorid); 8841 bfd_putl32 (0, eiaf->minorid); 8842 bfd_putl32 (0, eiaf->iaflink); 8843 bfd_putl32 (0, eiaf->fixuplnk); 8844 bfd_putl32 (sizeof (struct vms_eiaf), eiaf->size); 8845 bfd_putl32 (0, eiaf->flags); 8846 bfd_putl32 (0, eiaf->qrelfixoff); 8847 bfd_putl32 (0, eiaf->lrelfixoff); 8848 bfd_putl32 (0, eiaf->qdotadroff); 8849 bfd_putl32 (0, eiaf->ldotadroff); 8850 bfd_putl32 (0, eiaf->codeadroff); 8851 bfd_putl32 (0, eiaf->lpfixoff); 8852 bfd_putl32 (0, eiaf->chgprtoff); 8853 bfd_putl32 (shrimg_cnt ? off : 0, eiaf->shlstoff); 8854 bfd_putl32 (shrimg_cnt, eiaf->shrimgcnt); 8855 bfd_putl32 (0, eiaf->shlextra); 8856 bfd_putl32 (0, eiaf->permctx); 8857 bfd_putl32 (0, eiaf->base_va); 8858 bfd_putl32 (0, eiaf->lppsbfixoff); 8859 8860 if (shrimg_cnt) 8861 { 8862 shrimg_cnt = 0; 8863 8864 /* Write shl. */ 8865 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 8866 { 8867 struct alpha_vms_shlib_el *shlib; 8868 struct vms_shl *shl; 8869 8870 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 8871 8872 if (!shlib->has_fixups) 8873 continue; 8874 8875 /* Renumber shared images. */ 8876 PRIV2 (shlib->abfd, shr_index) = shrimg_cnt++; 8877 8878 shl = (struct vms_shl *)(content + off); 8879 bfd_putl32 (0, shl->baseva); 8880 bfd_putl32 (0, shl->shlptr); 8881 bfd_putl32 (0, shl->ident); 8882 bfd_putl32 (0, shl->permctx); 8883 shl->size = sizeof (struct vms_shl); 8884 bfd_putl16 (0, shl->fill_1); 8885 shl->flags = 0; 8886 bfd_putl32 (0, shl->icb); 8887 shl->imgnam[0] = strlen (PRIV2 (shlib->abfd, hdr_data.hdr_t_name)); 8888 memcpy (shl->imgnam + 1, PRIV2 (shlib->abfd, hdr_data.hdr_t_name), 8889 shl->imgnam[0]); 8890 8891 off += sizeof (struct vms_shl); 8892 } 8893 8894 /* CA fixups. */ 8895 if (ca_sz != 0) 8896 { 8897 bfd_putl32 (off, eiaf->codeadroff); 8898 8899 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 8900 { 8901 struct alpha_vms_shlib_el *shlib; 8902 unsigned int j; 8903 8904 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 8905 8906 if (VEC_COUNT (shlib->ca) == 0) 8907 continue; 8908 8909 bfd_putl32 (VEC_COUNT (shlib->ca), content + off); 8910 bfd_putl32 (PRIV2 (shlib->abfd, shr_index), content + off + 4); 8911 off += 8; 8912 8913 for (j = 0; j < VEC_COUNT (shlib->ca); j++) 8914 { 8915 bfd_putl32 (VEC_EL (shlib->ca, bfd_vma, j) - t->base_addr, 8916 content + off); 8917 off += 4; 8918 } 8919 } 8920 8921 bfd_putl32 (0, content + off); 8922 bfd_putl32 (0, content + off + 4); 8923 off += 8; 8924 } 8925 8926 /* LP fixups. */ 8927 if (lp_sz != 0) 8928 { 8929 bfd_putl32 (off, eiaf->lpfixoff); 8930 8931 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 8932 { 8933 struct alpha_vms_shlib_el *shlib; 8934 unsigned int j; 8935 8936 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 8937 8938 if (VEC_COUNT (shlib->lp) == 0) 8939 continue; 8940 8941 bfd_putl32 (VEC_COUNT (shlib->lp), content + off); 8942 bfd_putl32 (PRIV2 (shlib->abfd, shr_index), content + off + 4); 8943 off += 8; 8944 8945 for (j = 0; j < VEC_COUNT (shlib->lp); j++) 8946 { 8947 bfd_putl32 (VEC_EL (shlib->lp, bfd_vma, j) - t->base_addr, 8948 content + off); 8949 off += 4; 8950 } 8951 } 8952 8953 bfd_putl32 (0, content + off); 8954 bfd_putl32 (0, content + off + 4); 8955 off += 8; 8956 } 8957 8958 /* QR fixups. */ 8959 if (qr_sz != 0) 8960 { 8961 bfd_putl32 (off, eiaf->qdotadroff); 8962 8963 for (i = 0; i < VEC_COUNT (t->shrlibs); i++) 8964 { 8965 struct alpha_vms_shlib_el *shlib; 8966 unsigned int j; 8967 8968 shlib = &VEC_EL (t->shrlibs, struct alpha_vms_shlib_el, i); 8969 8970 if (VEC_COUNT (shlib->qr) == 0) 8971 continue; 8972 8973 bfd_putl32 (VEC_COUNT (shlib->qr), content + off); 8974 bfd_putl32 (PRIV2 (shlib->abfd, shr_index), content + off + 4); 8975 off += 8; 8976 8977 for (j = 0; j < VEC_COUNT (shlib->qr); j++) 8978 { 8979 struct alpha_vms_vma_ref *r; 8980 r = &VEC_EL (shlib->qr, struct alpha_vms_vma_ref, j); 8981 bfd_putl32 (r->vma - t->base_addr, content + off); 8982 bfd_putl32 (r->ref, content + off + 4); 8983 off += 8; 8984 } 8985 } 8986 8987 bfd_putl32 (0, content + off); 8988 bfd_putl32 (0, content + off + 4); 8989 off += 8; 8990 } 8991 } 8992 8993 /* Write the change protection table. */ 8994 bfd_putl32 (off, eiaf->chgprtoff); 8995 bfd_putl32 (chgprt_num, content + off); 8996 off += 4; 8997 8998 for (sec = info->output_bfd->sections; sec != NULL; sec = sec->next) 8999 { 9000 struct vms_eicp *eicp; 9001 unsigned int prot; 9002 9003 if ((sec->flags & SEC_LINKER_CREATED) != 0 && 9004 strcmp (sec->name, "$FIXUP$") == 0) 9005 prot = PRT__C_UREW; 9006 else if ((sec->flags & SEC_RELOC) != 0 9007 && (sec->flags & (SEC_CODE | SEC_READONLY)) != 0) 9008 prot = PRT__C_UR; 9009 else 9010 continue; 9011 9012 eicp = (struct vms_eicp *)(content + off); 9013 bfd_putl64 (sec->vma - t->base_addr, eicp->baseva); 9014 bfd_putl32 ((sec->size + VMS_BLOCK_SIZE - 1) & ~(VMS_BLOCK_SIZE - 1), 9015 eicp->size); 9016 bfd_putl32 (prot, eicp->newprt); 9017 off += sizeof (struct vms_eicp); 9018 } 9019 9020 return TRUE; 9021 } 9022 9023 /* Called by bfd_hash_traverse to fill the symbol table. 9024 Return FALSE in case of failure. */ 9025 9026 static bfd_boolean 9027 alpha_vms_link_output_symbol (struct bfd_hash_entry *bh, void *infov) 9028 { 9029 struct bfd_link_hash_entry *hc = (struct bfd_link_hash_entry *) bh; 9030 struct bfd_link_info *info = (struct bfd_link_info *)infov; 9031 struct alpha_vms_link_hash_entry *h; 9032 struct vms_symbol_entry *sym; 9033 9034 if (hc->type == bfd_link_hash_warning) 9035 { 9036 hc = hc->u.i.link; 9037 if (hc->type == bfd_link_hash_new) 9038 return TRUE; 9039 } 9040 h = (struct alpha_vms_link_hash_entry *) hc; 9041 9042 switch (h->root.type) 9043 { 9044 case bfd_link_hash_undefined: 9045 return TRUE; 9046 case bfd_link_hash_new: 9047 case bfd_link_hash_warning: 9048 abort (); 9049 case bfd_link_hash_undefweak: 9050 return TRUE; 9051 case bfd_link_hash_defined: 9052 case bfd_link_hash_defweak: 9053 { 9054 asection *sec = h->root.u.def.section; 9055 9056 /* FIXME: this is certainly a symbol from a dynamic library. */ 9057 if (bfd_is_abs_section (sec)) 9058 return TRUE; 9059 9060 if (sec->owner->flags & DYNAMIC) 9061 return TRUE; 9062 } 9063 break; 9064 case bfd_link_hash_common: 9065 break; 9066 case bfd_link_hash_indirect: 9067 return TRUE; 9068 } 9069 9070 /* Do not write not kept symbols. */ 9071 if (info->strip == strip_some 9072 && bfd_hash_lookup (info->keep_hash, h->root.root.string, 9073 FALSE, FALSE) != NULL) 9074 return TRUE; 9075 9076 if (h->sym == NULL) 9077 { 9078 /* This symbol doesn't come from a VMS object. So we suppose it is 9079 a data. */ 9080 int len = strlen (h->root.root.string); 9081 9082 sym = (struct vms_symbol_entry *)bfd_zalloc (info->output_bfd, 9083 sizeof (*sym) + len); 9084 if (sym == NULL) 9085 abort (); 9086 sym->namelen = len; 9087 memcpy (sym->name, h->root.root.string, len); 9088 sym->name[len] = 0; 9089 sym->owner = info->output_bfd; 9090 9091 sym->typ = EGSD__C_SYMG; 9092 sym->data_type = 0; 9093 sym->flags = EGSY__V_DEF | EGSY__V_REL; 9094 sym->symbol_vector = h->root.u.def.value; 9095 sym->section = h->root.u.def.section; 9096 sym->value = h->root.u.def.value; 9097 } 9098 else 9099 sym = h->sym; 9100 9101 if (!add_symbol_entry (info->output_bfd, sym)) 9102 return FALSE; 9103 9104 return TRUE; 9105 } 9106 9107 static bfd_boolean 9108 alpha_vms_bfd_final_link (bfd *abfd, struct bfd_link_info *info) 9109 { 9110 asection *o; 9111 struct bfd_link_order *p; 9112 bfd *sub; 9113 asection *fixupsec; 9114 bfd_vma base_addr; 9115 bfd_vma last_addr; 9116 asection *dst; 9117 asection *dmt; 9118 9119 if (bfd_link_relocatable (info)) 9120 { 9121 /* FIXME: we do not yet support relocatable link. It is not obvious 9122 how to do it for debug infos. */ 9123 (*info->callbacks->einfo)(_("%P: relocatable link is not supported\n")); 9124 return FALSE; 9125 } 9126 9127 abfd->outsymbols = NULL; 9128 abfd->symcount = 0; 9129 9130 /* Mark all sections which will be included in the output file. */ 9131 for (o = abfd->sections; o != NULL; o = o->next) 9132 for (p = o->map_head.link_order; p != NULL; p = p->next) 9133 if (p->type == bfd_indirect_link_order) 9134 p->u.indirect.section->linker_mark = TRUE; 9135 9136 #if 0 9137 /* Handle all the link order information for the sections. */ 9138 for (o = abfd->sections; o != NULL; o = o->next) 9139 { 9140 printf ("For section %s (at 0x%08x, flags=0x%08x):\n", 9141 o->name, (unsigned)o->vma, (unsigned)o->flags); 9142 9143 for (p = o->map_head.link_order; p != NULL; p = p->next) 9144 { 9145 printf (" at 0x%08x - 0x%08x: ", 9146 (unsigned)p->offset, (unsigned)(p->offset + p->size - 1)); 9147 switch (p->type) 9148 { 9149 case bfd_section_reloc_link_order: 9150 case bfd_symbol_reloc_link_order: 9151 printf (" section/symbol reloc\n"); 9152 break; 9153 case bfd_indirect_link_order: 9154 printf (" section %s of %s\n", 9155 p->u.indirect.section->name, 9156 p->u.indirect.section->owner->filename); 9157 break; 9158 case bfd_data_link_order: 9159 printf (" explicit data\n"); 9160 break; 9161 default: 9162 printf (" *unknown* type %u\n", p->type); 9163 break; 9164 } 9165 } 9166 } 9167 #endif 9168 9169 /* Generate the symbol table. */ 9170 BFD_ASSERT (PRIV (syms) == NULL); 9171 if (info->strip != strip_all) 9172 bfd_hash_traverse (&info->hash->table, alpha_vms_link_output_symbol, info); 9173 9174 /* Find the entry point. */ 9175 if (bfd_get_start_address (abfd) == 0) 9176 { 9177 bfd *startbfd = NULL; 9178 9179 for (sub = info->input_bfds; sub != NULL; sub = sub->link.next) 9180 { 9181 /* Consider only VMS object files. */ 9182 if (sub->xvec != abfd->xvec) 9183 continue; 9184 9185 if (!PRIV2 (sub, eom_data).eom_has_transfer) 9186 continue; 9187 if ((PRIV2 (sub, eom_data).eom_b_tfrflg & EEOM__M_WKTFR) && startbfd) 9188 continue; 9189 if (startbfd != NULL 9190 && !(PRIV2 (sub, eom_data).eom_b_tfrflg & EEOM__M_WKTFR)) 9191 { 9192 (*info->callbacks->einfo) 9193 /* xgettext:c-format */ 9194 (_("%P: multiple entry points: in modules %pB and %pB\n"), 9195 startbfd, sub); 9196 continue; 9197 } 9198 startbfd = sub; 9199 } 9200 9201 if (startbfd) 9202 { 9203 unsigned int ps_idx = PRIV2 (startbfd, eom_data).eom_l_psindx; 9204 bfd_vma tfradr = PRIV2 (startbfd, eom_data).eom_l_tfradr; 9205 asection *sec; 9206 9207 sec = PRIV2 (startbfd, sections)[ps_idx]; 9208 9209 bfd_set_start_address 9210 (abfd, sec->output_section->vma + sec->output_offset + tfradr); 9211 } 9212 } 9213 9214 /* Set transfer addresses. */ 9215 { 9216 int i; 9217 struct bfd_link_hash_entry *h; 9218 9219 i = 0; 9220 PRIV (transfer_address[i++]) = 0xffffffff00000340ULL; /* SYS$IMGACT */ 9221 h = bfd_link_hash_lookup (info->hash, "LIB$INITIALIZE", FALSE, FALSE, TRUE); 9222 if (h != NULL && h->type == bfd_link_hash_defined) 9223 PRIV (transfer_address[i++]) = 9224 alpha_vms_get_sym_value (h->u.def.section, h->u.def.value); 9225 PRIV (transfer_address[i++]) = bfd_get_start_address (abfd); 9226 while (i < 4) 9227 PRIV (transfer_address[i++]) = 0; 9228 } 9229 9230 /* Allocate contents. 9231 Also compute the virtual base address. */ 9232 base_addr = (bfd_vma)-1; 9233 last_addr = 0; 9234 for (o = abfd->sections; o != NULL; o = o->next) 9235 { 9236 if (o->flags & SEC_HAS_CONTENTS) 9237 { 9238 o->contents = bfd_alloc (abfd, o->size); 9239 if (o->contents == NULL) 9240 return FALSE; 9241 } 9242 if (o->flags & SEC_LOAD) 9243 { 9244 if (o->vma < base_addr) 9245 base_addr = o->vma; 9246 if (o->vma + o->size > last_addr) 9247 last_addr = o->vma + o->size; 9248 } 9249 /* Clear the RELOC flags. Currently we don't support incremental 9250 linking. We use the RELOC flag for computing the eicp entries. */ 9251 o->flags &= ~SEC_RELOC; 9252 } 9253 9254 /* Create the fixup section. */ 9255 fixupsec = bfd_make_section_anyway_with_flags 9256 (info->output_bfd, "$FIXUP$", 9257 SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_LINKER_CREATED); 9258 if (fixupsec == NULL) 9259 return FALSE; 9260 last_addr = (last_addr + 0xffff) & ~0xffff; 9261 fixupsec->vma = last_addr; 9262 9263 alpha_vms_link_hash (info)->fixup = fixupsec; 9264 alpha_vms_link_hash (info)->base_addr = base_addr; 9265 9266 /* Create the DMT section, if necessary. */ 9267 BFD_ASSERT (PRIV (dst_section) == NULL); 9268 dst = bfd_get_section_by_name (abfd, "$DST$"); 9269 if (dst != NULL && dst->size == 0) 9270 dst = NULL; 9271 if (dst != NULL) 9272 { 9273 PRIV (dst_section) = dst; 9274 dmt = bfd_make_section_anyway_with_flags 9275 (info->output_bfd, "$DMT$", 9276 SEC_DEBUGGING | SEC_HAS_CONTENTS | SEC_LINKER_CREATED); 9277 if (dmt == NULL) 9278 return FALSE; 9279 } 9280 else 9281 dmt = NULL; 9282 9283 /* Read all sections from the inputs. */ 9284 for (sub = info->input_bfds; sub != NULL; sub = sub->link.next) 9285 { 9286 if (sub->flags & DYNAMIC) 9287 { 9288 alpha_vms_create_eisd_for_shared (abfd, sub); 9289 continue; 9290 } 9291 9292 if (!alpha_vms_read_sections_content (sub, info)) 9293 return FALSE; 9294 } 9295 9296 /* Handle all the link order information for the sections. 9297 Note: past this point, it is not possible to create new sections. */ 9298 for (o = abfd->sections; o != NULL; o = o->next) 9299 { 9300 for (p = o->map_head.link_order; p != NULL; p = p->next) 9301 { 9302 switch (p->type) 9303 { 9304 case bfd_section_reloc_link_order: 9305 case bfd_symbol_reloc_link_order: 9306 abort (); 9307 return FALSE; 9308 case bfd_indirect_link_order: 9309 /* Already done. */ 9310 break; 9311 default: 9312 if (! _bfd_default_link_order (abfd, info, o, p)) 9313 return FALSE; 9314 break; 9315 } 9316 } 9317 } 9318 9319 /* Compute fixups. */ 9320 if (!alpha_vms_build_fixups (info)) 9321 return FALSE; 9322 9323 /* Compute the DMT. */ 9324 if (dmt != NULL) 9325 { 9326 int pass; 9327 unsigned char *contents = NULL; 9328 9329 /* In pass 1, compute the size. In pass 2, write the DMT contents. */ 9330 for (pass = 0; pass < 2; pass++) 9331 { 9332 unsigned int off = 0; 9333 9334 /* For each object file (ie for each module). */ 9335 for (sub = info->input_bfds; sub != NULL; sub = sub->link.next) 9336 { 9337 asection *sub_dst; 9338 struct vms_dmt_header *dmth = NULL; 9339 unsigned int psect_count; 9340 9341 /* Skip this module if it has no DST. */ 9342 sub_dst = PRIV2 (sub, dst_section); 9343 if (sub_dst == NULL || sub_dst->size == 0) 9344 continue; 9345 9346 if (pass == 1) 9347 { 9348 /* Write the header. */ 9349 dmth = (struct vms_dmt_header *)(contents + off); 9350 bfd_putl32 (sub_dst->output_offset, dmth->modbeg); 9351 bfd_putl32 (sub_dst->size, dmth->size); 9352 } 9353 9354 off += sizeof (struct vms_dmt_header); 9355 psect_count = 0; 9356 9357 /* For each section (ie for each psect). */ 9358 for (o = sub->sections; o != NULL; o = o->next) 9359 { 9360 /* Only consider interesting sections. */ 9361 if (!(o->flags & SEC_ALLOC)) 9362 continue; 9363 if (o->flags & SEC_LINKER_CREATED) 9364 continue; 9365 9366 if (pass == 1) 9367 { 9368 /* Write an entry. */ 9369 struct vms_dmt_psect *dmtp; 9370 9371 dmtp = (struct vms_dmt_psect *)(contents + off); 9372 bfd_putl32 (o->output_offset + o->output_section->vma, 9373 dmtp->start); 9374 bfd_putl32 (o->size, dmtp->length); 9375 psect_count++; 9376 } 9377 off += sizeof (struct vms_dmt_psect); 9378 } 9379 if (pass == 1) 9380 bfd_putl32 (psect_count, dmth->psect_count); 9381 } 9382 9383 if (pass == 0) 9384 { 9385 contents = bfd_zalloc (info->output_bfd, off); 9386 if (contents == NULL) 9387 return FALSE; 9388 dmt->contents = contents; 9389 dmt->size = off; 9390 } 9391 else 9392 { 9393 BFD_ASSERT (off == dmt->size); 9394 } 9395 } 9396 } 9397 9398 return TRUE; 9399 } 9400 9401 /* Read the contents of a section. 9402 buf points to a buffer of buf_size bytes to be filled with 9403 section data (starting at offset into section) */ 9404 9405 static bfd_boolean 9406 alpha_vms_get_section_contents (bfd *abfd, asection *section, 9407 void *buf, file_ptr offset, 9408 bfd_size_type count) 9409 { 9410 asection *sec; 9411 9412 /* Image are easy. */ 9413 if (bfd_get_file_flags (abfd) & (EXEC_P | DYNAMIC)) 9414 return _bfd_generic_get_section_contents (abfd, section, 9415 buf, offset, count); 9416 9417 /* Safety check. */ 9418 if (offset + count < count 9419 || offset + count > section->size) 9420 { 9421 bfd_set_error (bfd_error_invalid_operation); 9422 return FALSE; 9423 } 9424 9425 /* If the section is already in memory, just copy it. */ 9426 if (section->flags & SEC_IN_MEMORY) 9427 { 9428 BFD_ASSERT (section->contents != NULL); 9429 memcpy (buf, section->contents + offset, count); 9430 return TRUE; 9431 } 9432 if (section->size == 0) 9433 return TRUE; 9434 9435 /* Alloc in memory and read ETIRs. */ 9436 for (sec = abfd->sections; sec; sec = sec->next) 9437 { 9438 BFD_ASSERT (sec->contents == NULL); 9439 9440 if (sec->size != 0 && (sec->flags & SEC_HAS_CONTENTS)) 9441 { 9442 sec->contents = bfd_alloc (abfd, sec->size); 9443 if (sec->contents == NULL) 9444 return FALSE; 9445 } 9446 } 9447 if (!alpha_vms_read_sections_content (abfd, NULL)) 9448 return FALSE; 9449 for (sec = abfd->sections; sec; sec = sec->next) 9450 if (sec->contents) 9451 sec->flags |= SEC_IN_MEMORY; 9452 memcpy (buf, section->contents + offset, count); 9453 return TRUE; 9454 } 9455 9456 9457 /* Set the format of a file being written. */ 9458 9459 static bfd_boolean 9460 alpha_vms_mkobject (bfd * abfd) 9461 { 9462 const bfd_arch_info_type *arch; 9463 9464 vms_debug2 ((1, "alpha_vms_mkobject (%p)\n", abfd)); 9465 9466 if (!vms_initialize (abfd)) 9467 return FALSE; 9468 9469 PRIV (recwr.buf) = bfd_alloc (abfd, MAX_OUTREC_SIZE); 9470 if (PRIV (recwr.buf) == NULL) 9471 return FALSE; 9472 9473 arch = bfd_scan_arch ("alpha"); 9474 9475 if (arch == 0) 9476 { 9477 bfd_set_error (bfd_error_wrong_format); 9478 return FALSE; 9479 } 9480 9481 abfd->arch_info = arch; 9482 return TRUE; 9483 } 9484 9485 9486 /* 4.1, generic. */ 9487 9488 /* Called when the BFD is being closed to do any necessary cleanup. */ 9489 9490 static bfd_boolean 9491 vms_close_and_cleanup (bfd * abfd) 9492 { 9493 vms_debug2 ((1, "vms_close_and_cleanup (%p)\n", abfd)); 9494 9495 if (abfd == NULL || abfd->tdata.any == NULL) 9496 return TRUE; 9497 9498 if (abfd->format == bfd_object) 9499 { 9500 alpha_vms_free_private (abfd); 9501 9502 #ifdef VMS 9503 if (abfd->direction == write_direction) 9504 { 9505 /* Last step on VMS is to convert the file to variable record length 9506 format. */ 9507 if (!bfd_cache_close (abfd)) 9508 return FALSE; 9509 if (!_bfd_vms_convert_to_var_unix_filename (abfd->filename)) 9510 return FALSE; 9511 } 9512 #endif 9513 } 9514 9515 return _bfd_generic_close_and_cleanup (abfd); 9516 } 9517 9518 /* Called when a new section is created. */ 9519 9520 static bfd_boolean 9521 vms_new_section_hook (bfd * abfd, asection *section) 9522 { 9523 size_t amt; 9524 9525 vms_debug2 ((1, "vms_new_section_hook (%p, [%u]%s)\n", 9526 abfd, section->index, section->name)); 9527 9528 if (!bfd_set_section_alignment (section, 0)) 9529 return FALSE; 9530 9531 vms_debug2 ((7, "%u: %s\n", section->index, section->name)); 9532 9533 amt = sizeof (struct vms_section_data_struct); 9534 section->used_by_bfd = bfd_zalloc (abfd, amt); 9535 if (section->used_by_bfd == NULL) 9536 return FALSE; 9537 9538 /* Create the section symbol. */ 9539 return _bfd_generic_new_section_hook (abfd, section); 9540 } 9541 9542 /* Part 4.5, symbols. */ 9543 9544 /* Print symbol to file according to how. how is one of 9545 bfd_print_symbol_name just print the name 9546 bfd_print_symbol_more print more (???) 9547 bfd_print_symbol_all print all we know, which is not much right now :-). */ 9548 9549 static void 9550 vms_print_symbol (bfd * abfd, 9551 void * file, 9552 asymbol *symbol, 9553 bfd_print_symbol_type how) 9554 { 9555 vms_debug2 ((1, "vms_print_symbol (%p, %p, %p, %d)\n", 9556 abfd, file, symbol, how)); 9557 9558 switch (how) 9559 { 9560 case bfd_print_symbol_name: 9561 case bfd_print_symbol_more: 9562 fprintf ((FILE *)file," %s", symbol->name); 9563 break; 9564 9565 case bfd_print_symbol_all: 9566 { 9567 const char *section_name = symbol->section->name; 9568 9569 bfd_print_symbol_vandf (abfd, file, symbol); 9570 9571 fprintf ((FILE *) file," %-8s %s", section_name, symbol->name); 9572 } 9573 break; 9574 } 9575 } 9576 9577 /* Return information about symbol in ret. 9578 9579 fill type, value and name 9580 type: 9581 A absolute 9582 B bss segment symbol 9583 C common symbol 9584 D data segment symbol 9585 f filename 9586 t a static function symbol 9587 T text segment symbol 9588 U undefined 9589 - debug. */ 9590 9591 static void 9592 vms_get_symbol_info (bfd * abfd ATTRIBUTE_UNUSED, 9593 asymbol *symbol, 9594 symbol_info *ret) 9595 { 9596 asection *sec; 9597 9598 vms_debug2 ((1, "vms_get_symbol_info (%p, %p, %p)\n", abfd, symbol, ret)); 9599 9600 sec = symbol->section; 9601 9602 if (ret == NULL) 9603 return; 9604 9605 if (sec == NULL) 9606 ret->type = 'U'; 9607 else if (bfd_is_com_section (sec)) 9608 ret->type = 'C'; 9609 else if (bfd_is_abs_section (sec)) 9610 ret->type = 'A'; 9611 else if (bfd_is_und_section (sec)) 9612 ret->type = 'U'; 9613 else if (bfd_is_ind_section (sec)) 9614 ret->type = 'I'; 9615 else if ((symbol->flags & BSF_FUNCTION) 9616 || (bfd_section_flags (sec) & SEC_CODE)) 9617 ret->type = 'T'; 9618 else if (bfd_section_flags (sec) & SEC_DATA) 9619 ret->type = 'D'; 9620 else if (bfd_section_flags (sec) & SEC_ALLOC) 9621 ret->type = 'B'; 9622 else 9623 ret->type = '?'; 9624 9625 if (ret->type != 'U') 9626 ret->value = symbol->value + symbol->section->vma; 9627 else 9628 ret->value = 0; 9629 ret->name = symbol->name; 9630 } 9631 9632 /* Return TRUE if the given symbol sym in the BFD abfd is 9633 a compiler generated local label, else return FALSE. */ 9634 9635 static bfd_boolean 9636 vms_bfd_is_local_label_name (bfd * abfd ATTRIBUTE_UNUSED, 9637 const char *name) 9638 { 9639 return name[0] == '$'; 9640 } 9641 9642 /* Part 4.7, writing an object file. */ 9643 9644 /* Sets the contents of the section section in BFD abfd to the data starting 9645 in memory at LOCATION. The data is written to the output section starting 9646 at offset offset for count bytes. 9647 9648 Normally TRUE is returned, else FALSE. Possible error returns are: 9649 o bfd_error_no_contents - The output section does not have the 9650 SEC_HAS_CONTENTS attribute, so nothing can be written to it. 9651 o and some more too */ 9652 9653 static bfd_boolean 9654 _bfd_vms_set_section_contents (bfd * abfd, 9655 asection *section, 9656 const void * location, 9657 file_ptr offset, 9658 bfd_size_type count) 9659 { 9660 if (section->contents == NULL) 9661 { 9662 section->contents = bfd_alloc (abfd, section->size); 9663 if (section->contents == NULL) 9664 return FALSE; 9665 9666 memcpy (section->contents + offset, location, (size_t) count); 9667 } 9668 9669 return TRUE; 9670 } 9671 9672 /* Set the architecture and machine type in BFD abfd to arch and mach. 9673 Find the correct pointer to a structure and insert it into the arch_info 9674 pointer. */ 9675 9676 static bfd_boolean 9677 alpha_vms_set_arch_mach (bfd *abfd, 9678 enum bfd_architecture arch, unsigned long mach) 9679 { 9680 if (arch != bfd_arch_alpha 9681 && arch != bfd_arch_unknown) 9682 return FALSE; 9683 9684 return bfd_default_set_arch_mach (abfd, arch, mach); 9685 } 9686 9687 /* Set section VMS flags. Clear NO_FLAGS and set FLAGS. */ 9688 9689 void 9690 bfd_vms_set_section_flags (bfd *abfd ATTRIBUTE_UNUSED, 9691 asection *sec, flagword no_flags, flagword flags) 9692 { 9693 vms_section_data (sec)->no_flags = no_flags; 9694 vms_section_data (sec)->flags = flags; 9695 } 9696 9697 struct vms_private_data_struct * 9698 bfd_vms_get_data (bfd *abfd) 9699 { 9700 return (struct vms_private_data_struct *)abfd->tdata.any; 9701 } 9702 9703 #define vms_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false 9704 #define vms_bfd_link_just_syms _bfd_generic_link_just_syms 9705 #define vms_bfd_copy_link_hash_symbol_type \ 9706 _bfd_generic_copy_link_hash_symbol_type 9707 #define vms_bfd_is_group_section bfd_generic_is_group_section 9708 #define vms_bfd_group_name bfd_generic_group_name 9709 #define vms_bfd_discard_group bfd_generic_discard_group 9710 #define vms_section_already_linked _bfd_generic_section_already_linked 9711 #define vms_bfd_define_common_symbol bfd_generic_define_common_symbol 9712 #define vms_bfd_link_hide_symbol _bfd_generic_link_hide_symbol 9713 #define vms_bfd_define_start_stop bfd_generic_define_start_stop 9714 #define vms_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data 9715 9716 #define vms_bfd_copy_private_bfd_data _bfd_generic_bfd_copy_private_bfd_data 9717 #define vms_bfd_free_cached_info _bfd_generic_bfd_free_cached_info 9718 #define vms_bfd_copy_private_section_data _bfd_generic_bfd_copy_private_section_data 9719 #define vms_bfd_copy_private_symbol_data _bfd_generic_bfd_copy_private_symbol_data 9720 #define vms_bfd_set_private_flags _bfd_generic_bfd_set_private_flags 9721 #define vms_bfd_merge_private_bfd_data _bfd_generic_bfd_merge_private_bfd_data 9722 9723 /* Symbols table. */ 9724 #define alpha_vms_make_empty_symbol _bfd_generic_make_empty_symbol 9725 #define alpha_vms_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false 9726 #define alpha_vms_print_symbol vms_print_symbol 9727 #define alpha_vms_get_symbol_info vms_get_symbol_info 9728 #define alpha_vms_get_symbol_version_string \ 9729 _bfd_nosymbols_get_symbol_version_string 9730 9731 #define alpha_vms_read_minisymbols _bfd_generic_read_minisymbols 9732 #define alpha_vms_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol 9733 #define alpha_vms_get_lineno _bfd_nosymbols_get_lineno 9734 #define alpha_vms_find_inliner_info _bfd_nosymbols_find_inliner_info 9735 #define alpha_vms_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol 9736 #define alpha_vms_find_nearest_line _bfd_vms_find_nearest_line 9737 #define alpha_vms_find_line _bfd_nosymbols_find_line 9738 #define alpha_vms_bfd_is_local_label_name vms_bfd_is_local_label_name 9739 9740 /* Generic table. */ 9741 #define alpha_vms_close_and_cleanup vms_close_and_cleanup 9742 #define alpha_vms_bfd_free_cached_info vms_bfd_free_cached_info 9743 #define alpha_vms_new_section_hook vms_new_section_hook 9744 #define alpha_vms_set_section_contents _bfd_vms_set_section_contents 9745 #define alpha_vms_get_section_contents_in_window _bfd_generic_get_section_contents_in_window 9746 9747 #define alpha_vms_bfd_get_relocated_section_contents \ 9748 bfd_generic_get_relocated_section_contents 9749 9750 #define alpha_vms_bfd_relax_section bfd_generic_relax_section 9751 #define alpha_vms_bfd_gc_sections bfd_generic_gc_sections 9752 #define alpha_vms_bfd_lookup_section_flags bfd_generic_lookup_section_flags 9753 #define alpha_vms_bfd_merge_sections bfd_generic_merge_sections 9754 #define alpha_vms_bfd_is_group_section bfd_generic_is_group_section 9755 #define alpha_vms_bfd_group_name bfd_generic_group_name 9756 #define alpha_vms_bfd_discard_group bfd_generic_discard_group 9757 #define alpha_vms_section_already_linked \ 9758 _bfd_generic_section_already_linked 9759 9760 #define alpha_vms_bfd_define_common_symbol bfd_generic_define_common_symbol 9761 #define alpha_vms_bfd_link_hide_symbol _bfd_generic_link_hide_symbol 9762 #define alpha_vms_bfd_define_start_stop bfd_generic_define_start_stop 9763 #define alpha_vms_bfd_link_just_syms _bfd_generic_link_just_syms 9764 #define alpha_vms_bfd_copy_link_hash_symbol_type \ 9765 _bfd_generic_copy_link_hash_symbol_type 9766 9767 #define alpha_vms_bfd_link_split_section _bfd_generic_link_split_section 9768 9769 #define alpha_vms_get_dynamic_symtab_upper_bound \ 9770 _bfd_nodynamic_get_dynamic_symtab_upper_bound 9771 #define alpha_vms_canonicalize_dynamic_symtab \ 9772 _bfd_nodynamic_canonicalize_dynamic_symtab 9773 #define alpha_vms_get_dynamic_reloc_upper_bound \ 9774 _bfd_nodynamic_get_dynamic_reloc_upper_bound 9775 #define alpha_vms_canonicalize_dynamic_reloc \ 9776 _bfd_nodynamic_canonicalize_dynamic_reloc 9777 #define alpha_vms_bfd_link_check_relocs _bfd_generic_link_check_relocs 9778 9779 const bfd_target alpha_vms_vec = 9780 { 9781 "vms-alpha", /* Name. */ 9782 bfd_target_evax_flavour, 9783 BFD_ENDIAN_LITTLE, /* Data byte order is little. */ 9784 BFD_ENDIAN_LITTLE, /* Header byte order is little. */ 9785 9786 (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS 9787 | WP_TEXT | D_PAGED), /* Object flags. */ 9788 (SEC_ALLOC | SEC_LOAD | SEC_RELOC 9789 | SEC_READONLY | SEC_CODE | SEC_DATA 9790 | SEC_HAS_CONTENTS | SEC_IN_MEMORY), /* Sect flags. */ 9791 0, /* symbol_leading_char. */ 9792 ' ', /* ar_pad_char. */ 9793 15, /* ar_max_namelen. */ 9794 0, /* match priority. */ 9795 bfd_getl64, bfd_getl_signed_64, bfd_putl64, 9796 bfd_getl32, bfd_getl_signed_32, bfd_putl32, 9797 bfd_getl16, bfd_getl_signed_16, bfd_putl16, 9798 bfd_getl64, bfd_getl_signed_64, bfd_putl64, 9799 bfd_getl32, bfd_getl_signed_32, bfd_putl32, 9800 bfd_getl16, bfd_getl_signed_16, bfd_putl16, 9801 9802 { /* bfd_check_format. */ 9803 _bfd_dummy_target, 9804 alpha_vms_object_p, 9805 _bfd_vms_lib_alpha_archive_p, 9806 _bfd_dummy_target 9807 }, 9808 { /* bfd_set_format. */ 9809 _bfd_bool_bfd_false_error, 9810 alpha_vms_mkobject, 9811 _bfd_vms_lib_alpha_mkarchive, 9812 _bfd_bool_bfd_false_error 9813 }, 9814 { /* bfd_write_contents. */ 9815 _bfd_bool_bfd_false_error, 9816 alpha_vms_write_object_contents, 9817 _bfd_vms_lib_write_archive_contents, 9818 _bfd_bool_bfd_false_error 9819 }, 9820 9821 BFD_JUMP_TABLE_GENERIC (alpha_vms), 9822 BFD_JUMP_TABLE_COPY (vms), 9823 BFD_JUMP_TABLE_CORE (_bfd_nocore), 9824 BFD_JUMP_TABLE_ARCHIVE (_bfd_vms_lib), 9825 BFD_JUMP_TABLE_SYMBOLS (alpha_vms), 9826 BFD_JUMP_TABLE_RELOCS (alpha_vms), 9827 BFD_JUMP_TABLE_WRITE (alpha_vms), 9828 BFD_JUMP_TABLE_LINK (alpha_vms), 9829 BFD_JUMP_TABLE_DYNAMIC (alpha_vms), 9830 9831 NULL, 9832 9833 NULL 9834 }; 9835